1 ;;; gnus-sum.el --- summary mode commands for Gnus
3 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software: you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation, either version 3 of the License, or
14 ;; (at your option) any later version.
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
30 (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
34 (when (featurep 'xemacs)
35 (require 'easy-mmode))) ; for `define-minor-mode'
37 (defvar tool-bar-mode)
38 (defvar gnus-tmp-header)
51 (autoload 'gnus-summary-limit-include-cached "gnus-cache" nil t)
52 (autoload 'gnus-cache-write-active "gnus-cache")
53 (autoload 'gnus-mailing-list-insinuate "gnus-ml" nil t)
54 (autoload 'turn-on-gnus-mailing-list-mode "gnus-ml" nil t)
55 (autoload 'gnus-pick-line-number "gnus-salt" nil t)
56 (autoload 'mm-uu-dissect "mm-uu")
57 (autoload 'gnus-article-outlook-deuglify-article "deuglify"
58 "Deuglify broken Outlook (Express) articles and redisplay."
60 (autoload 'gnus-article-outlook-unwrap-lines "deuglify" nil t)
61 (autoload 'gnus-article-outlook-repair-attribution "deuglify" nil t)
62 (autoload 'gnus-article-outlook-rearrange-citation "deuglify" nil t)
64 (defcustom gnus-kill-summary-on-exit t
65 "*If non-nil, kill the summary buffer when you exit from it.
66 If nil, the summary will become a \"*Dead Summary*\" buffer, and
67 it will be killed sometime later."
68 :group 'gnus-summary-exit
71 (defcustom gnus-summary-next-group-on-exit t
72 "If non-nil, go to the next unread newsgroup on summary exit.
73 See `gnus-group-goto-unread'."
74 :link '(custom-manual "(gnus)Group Maneuvering")
75 :group 'gnus-summary-exit
76 :version "23.1" ;; No Gnus
79 (defcustom gnus-fetch-old-headers nil
80 "*Non-nil means that Gnus will try to build threads by grabbing old headers.
81 If an unread article in the group refers to an older, already
82 read (or just marked as read) article, the old article will not
83 normally be displayed in the Summary buffer. If this variable is
84 t, Gnus will attempt to grab the headers to the old articles, and
85 thereby build complete threads. If it has the value `some', all
86 old headers will be fetched but only enough headers to connect
87 otherwise loose threads will be displayed. This variable can
88 also be a number. In that case, no more than that number of old
89 headers will be fetched. If it has the value `invisible', all
90 old headers will be fetched, but none will be displayed.
92 The server has to support NOV for any of this to work.
94 This feature can seriously impact performance it ignores all
95 locally cached header entries. Setting it to t for groups for a
96 server that doesn't expire articles (such as news.gmane.org),
97 leads to very slow summary generation."
99 :type '(choice (const :tag "off" nil)
104 (sexp :menu-tag "other" t)))
106 (defcustom gnus-refer-thread-limit 500
107 "*The number of old headers to fetch when doing \\<gnus-summary-mode-map>\\[gnus-summary-refer-thread].
108 If t, fetch all the available old headers."
110 :type '(choice number
111 (sexp :menu-tag "other" t)))
113 (defcustom gnus-summary-make-false-root 'adopt
114 "*nil means that Gnus won't gather loose threads.
115 If the root of a thread has expired or been read in a previous
116 session, the information necessary to build a complete thread has been
117 lost. Instead of having many small sub-threads from this original thread
118 scattered all over the summary buffer, Gnus can gather them.
120 If non-nil, Gnus will try to gather all loose sub-threads from an
121 original thread into one large thread.
123 If this variable is non-nil, it should be one of `none', `adopt',
126 If this variable is `none', Gnus will not make a false root, but just
127 present the sub-threads after another.
128 If this variable is `dummy', Gnus will create a dummy root that will
129 have all the sub-threads as children.
130 If this variable is `adopt', Gnus will make one of the \"children\"
131 the parent and mark all the step-children as such.
132 If this variable is `empty', the \"children\" are printed with empty
133 subject fields. (Or rather, they will be printed with a string
134 given by the `gnus-summary-same-subject' variable.)"
136 :type '(choice (const :tag "off" nil)
142 (defcustom gnus-summary-make-false-root-always nil
143 "Always make a false dummy root."
148 (defcustom gnus-summary-gather-exclude-subject "^ *$\\|^(none)$"
149 "*A regexp to match subjects to be excluded from loose thread gathering.
150 As loose thread gathering is done on subjects only, that means that
151 there can be many false gatherings performed. By rooting out certain
152 common subjects, gathering might become saner."
156 (defcustom gnus-summary-gather-subject-limit nil
157 "*Maximum length of subject comparisons when gathering loose threads.
158 Use nil to compare full subjects. Setting this variable to a low
159 number will help gather threads that have been corrupted by
160 newsreaders chopping off subject lines, but it might also mean that
161 unrelated articles that have subject that happen to begin with the
162 same few characters will be incorrectly gathered.
164 If this variable is `fuzzy', Gnus will use a fuzzy algorithm when
167 :type '(choice (const :tag "off" nil)
169 (sexp :menu-tag "on" t)))
171 (defcustom gnus-simplify-subject-functions nil
172 "List of functions taking a string argument that simplify subjects.
173 The functions are applied recursively.
175 Useful functions to put in this list include:
176 `gnus-simplify-subject-re', `gnus-simplify-subject-fuzzy',
177 `gnus-simplify-whitespace', and `gnus-simplify-all-whitespace'."
179 :type '(repeat function))
181 (defcustom gnus-simplify-ignored-prefixes nil
182 "*Remove matches for this regexp from subject lines when simplifying fuzzily."
184 :type '(choice (const :tag "off" nil)
187 (defcustom gnus-build-sparse-threads nil
188 "*If non-nil, fill in the gaps in threads.
189 If `some', only fill in the gaps that are needed to tie loose threads
190 together. If `more', fill in all leaf nodes that Gnus can find. If
191 non-nil and non-`some', fill in all gaps that Gnus manages to guess."
193 :type '(choice (const :tag "off" nil)
196 (sexp :menu-tag "all" t)))
198 (defcustom gnus-summary-thread-gathering-function
199 'gnus-gather-threads-by-subject
200 "*Function used for gathering loose threads.
201 There are two pre-defined functions: `gnus-gather-threads-by-subject',
202 which only takes Subjects into consideration; and
203 `gnus-gather-threads-by-references', which compared the References
204 headers of the articles to find matches."
206 :type '(radio (function-item gnus-gather-threads-by-subject)
207 (function-item gnus-gather-threads-by-references)
208 (function :tag "other")))
210 (defcustom gnus-summary-same-subject ""
211 "*String indicating that the current article has the same subject as the previous.
212 This variable will only be used if the value of
213 `gnus-summary-make-false-root' is `empty'."
214 :group 'gnus-summary-format
217 (defcustom gnus-summary-goto-unread t
218 "*If t, many commands will go to the next unread article.
219 This applies to marking commands as well as other commands that
220 \"naturally\" select the next article, like, for instance, `SPC' at
221 the end of an article.
223 If nil, the marking commands do NOT go to the next unread article
224 \(they go to the next article instead). If `never', commands that
225 usually go to the next unread article, will go to the next article,
226 whether it is read or not."
227 :group 'gnus-summary-marks
228 :link '(custom-manual "(gnus)Setting Marks")
229 :type '(choice (const :tag "off" nil)
231 (sexp :menu-tag "on" t)))
233 (defcustom gnus-summary-default-score 0
234 "*Default article score level.
235 All scores generated by the score files will be added to this score.
236 If this variable is nil, scoring will be disabled."
237 :group 'gnus-score-default
238 :type '(choice (const :tag "disable")
241 (defcustom gnus-summary-default-high-score 0
242 "*Default threshold for a high scored article.
243 An article will be highlighted as high scored if its score is greater
246 :group 'gnus-score-default
249 (defcustom gnus-summary-default-low-score 0
250 "*Default threshold for a low scored article.
251 An article will be highlighted as low scored if its score is smaller
254 :group 'gnus-score-default
257 (defcustom gnus-summary-zcore-fuzz 0
258 "*Fuzziness factor for the zcore in the summary buffer.
259 Articles with scores closer than this to `gnus-summary-default-score'
261 :group 'gnus-summary-format
264 (defcustom gnus-simplify-subject-fuzzy-regexp nil
265 "*Strings to be removed when doing fuzzy matches.
266 This can either be a regular expression or list of regular expressions
267 that will be removed from subject strings if fuzzy subject
268 simplification is selected."
270 :type '(repeat regexp))
272 (defcustom gnus-show-threads t
273 "*If non-nil, display threads in summary mode."
277 (defcustom gnus-thread-hide-subtree nil
278 "*If non-nil, hide all threads initially.
279 This can be a predicate specifier which says which threads to hide.
280 If threads are hidden, you have to run the command
281 `gnus-summary-show-thread' by hand or select an article."
283 :type '(radio (sexp :format "Non-nil\n"
284 :match (lambda (widget value)
285 (not (or (consp value) (functionp value))))
288 (sexp :tag "Predicate specifier")))
290 (defcustom gnus-thread-hide-killed t
291 "*If non-nil, hide killed threads automatically."
295 (defcustom gnus-thread-ignore-subject t
296 "*If non-nil, which is the default, ignore subjects and do all threading based on the Reference header.
297 If nil, articles that have different subjects from their parents will
298 start separate threads."
302 (defcustom gnus-thread-operation-ignore-subject t
303 "*If non-nil, subjects will be ignored when doing thread commands.
304 This affects commands like `gnus-summary-kill-thread' and
305 `gnus-summary-lower-thread'.
307 If this variable is nil, articles in the same thread with different
308 subjects will not be included in the operation in question. If this
309 variable is `fuzzy', only articles that have subjects that are fuzzily
310 equal will be included."
312 :type '(choice (const :tag "off" nil)
316 (defcustom gnus-thread-indent-level 4
317 "*Number that says how much each sub-thread should be indented."
321 (defcustom gnus-auto-extend-newsgroup t
322 "*If non-nil, extend newsgroup forward and backward when requested."
323 :group 'gnus-summary-choose
326 (defcustom gnus-auto-select-first t
327 "If non-nil, select an article on group entry.
328 An article is selected automatically when entering a group
329 e.g. with \\<gnus-group-mode-map>\\[gnus-group-read-group], or via `gnus-summary-next-page' or
330 `gnus-summary-catchup-and-goto-next-group'.
332 Which article is selected is controlled by the variable
333 `gnus-auto-select-subject'.
335 If you want to prevent automatic selection of articles in some
336 newsgroups, set the variable to nil in `gnus-select-group-hook'."
337 ;; Commands include...
338 ;; \\<gnus-group-mode-map>\\[gnus-group-read-group]
339 ;; \\<gnus-summary-mode-map>\\[gnus-summary-next-page]
340 ;; \\<gnus-summary-mode-map>\\[gnus-summary-catchup-and-goto-next-group]
341 :group 'gnus-group-select
342 :type '(choice (const :tag "none" nil)
343 (sexp :menu-tag "first" t)))
345 (defcustom gnus-auto-select-subject 'unread
346 "*Says what subject to place under point when entering a group.
348 This variable can either be the symbols `first' (place point on the
349 first subject), `unread' (place point on the subject line of the first
350 unread article), `best' (place point on the subject line of the
351 higest-scored article), `unseen' (place point on the subject line of
352 the first unseen article), `unseen-or-unread' (place point on the subject
353 line of the first unseen article or, if all article have been seen, on the
354 subject line of the first unread article), or a function to be called to
355 place point on some subject line."
357 :group 'gnus-group-select
358 :type '(choice (const best)
362 (const unseen-or-unread)))
364 (defcustom gnus-auto-select-next t
365 "*If non-nil, offer to go to the next group from the end of the previous.
366 If the value is t and the next newsgroup is empty, Gnus will exit
367 summary mode and go back to group mode. If the value is neither nil
368 nor t, Gnus will select the following unread newsgroup. In
369 particular, if the value is the symbol `quietly', the next unread
370 newsgroup will be selected without any confirmation, and if it is
371 `almost-quietly', the next group will be selected without any
372 confirmation if you are located on the last article in the group.
373 Finally, if this variable is `slightly-quietly', the `\\<gnus-summary-mode-map>\\[gnus-summary-catchup-and-goto-next-group]' command
374 will go to the next group without confirmation."
375 :group 'gnus-summary-maneuvering
376 :type '(choice (const :tag "off" nil)
378 (const almost-quietly)
379 (const slightly-quietly)
380 (sexp :menu-tag "on" t)))
382 (defcustom gnus-auto-select-same nil
383 "*If non-nil, select the next article with the same subject.
384 If there are no more articles with the same subject, go to
385 the first unread article."
386 :group 'gnus-summary-maneuvering
389 (defcustom gnus-auto-select-on-ephemeral-exit 'next-noselect
390 "What article should be selected after exiting an ephemeral group.
391 Valid values include:
394 Select the next article.
396 Select the next unread article.
398 Move the cursor to the next article. This is the default.
399 `next-unread-noselect'
400 Move the cursor to the next unread article.
402 If it has any other value or there is no next (unread) article, the
403 article selected before entering to the ephemeral group will appear."
404 :version "23.1" ;; No Gnus
405 :group 'gnus-summary-maneuvering
406 :type '(choice :format "%{%t%}:\n %[Value Menu%] %v"
407 (const next) (const next-unread)
408 (const next-noselect) (const next-unread-noselect)
409 (sexp :tag "other" :value nil)))
411 (defcustom gnus-auto-goto-ignores 'unfetched
412 "*Says how to handle unfetched articles when maneuvering.
414 This variable can either be the symbols nil (maneuver to any
415 article), `undownloaded' (maneuvering while unplugged ignores articles
416 that have not been fetched), `always-undownloaded' (maneuvering always
417 ignores articles that have not been fetched), `unfetched' (maneuvering
418 ignores articles whose headers have not been fetched).
420 NOTE: The list of unfetched articles will always be nil when plugged
421 and, when unplugged, a subset of the undownloaded article list."
423 :group 'gnus-summary-maneuvering
424 :type '(choice (const :tag "None" nil)
425 (const :tag "Undownloaded when unplugged" undownloaded)
426 (const :tag "Undownloaded" always-undownloaded)
427 (const :tag "Unfetched" unfetched)))
429 (defcustom gnus-summary-check-current nil
430 "*If non-nil, consider the current article when moving.
431 The \"unread\" movement commands will stay on the same line if the
432 current article is unread."
433 :group 'gnus-summary-maneuvering
436 (defcustom gnus-auto-center-summary 2
437 "*If non-nil, always center the current summary buffer.
438 In particular, if `vertical' do only vertical recentering. If non-nil
439 and non-`vertical', do both horizontal and vertical recentering."
440 :group 'gnus-summary-maneuvering
441 :type '(choice (const :tag "none" nil)
443 (integer :tag "height")
444 (sexp :menu-tag "both" t)))
446 (defvar gnus-auto-center-group t
447 "*If non-nil, always center the group buffer.")
449 (defcustom gnus-show-all-headers nil
450 "*If non-nil, don't hide any headers."
451 :group 'gnus-article-hiding
452 :group 'gnus-article-headers
455 (defcustom gnus-summary-ignore-duplicates nil
456 "*If non-nil, ignore articles with identical Message-ID headers."
460 (defcustom gnus-single-article-buffer t
461 "*If non-nil, display all articles in the same buffer.
462 If nil, each group will get its own article buffer."
463 :group 'gnus-article-various
466 (defcustom gnus-break-pages t
467 "*If non-nil, do page breaking on articles.
468 The page delimiter is specified by the `gnus-page-delimiter'
470 :group 'gnus-article-various
473 (defcustom gnus-move-split-methods nil
474 "*Variable used to suggest where articles are to be moved to.
475 It uses the same syntax as the `gnus-split-methods' variable.
476 However, whereas `gnus-split-methods' specifies file names as targets,
477 this variable specifies group names."
478 :group 'gnus-summary-mail
479 :type '(repeat (choice (list :value (fun) function)
480 (cons :value ("" "") regexp (repeat string))
483 (defcustom gnus-move-group-prefix-function 'gnus-group-real-prefix
484 "Function used to compute default prefix for article move/copy/etc prompts.
485 The function should take one argument, a group name, and return a
486 string with the suggested prefix."
487 :group 'gnus-summary-mail
490 ;; FIXME: Although the custom type is `character' for the following variables,
491 ;; using multibyte characters (Latin-1, UTF-8) doesn't work. -- rs
493 (defcustom gnus-unread-mark ? ;Whitespace
494 "*Mark used for unread articles."
495 :group 'gnus-summary-marks
498 (defcustom gnus-ticked-mark ?!
499 "*Mark used for ticked articles."
500 :group 'gnus-summary-marks
503 (defcustom gnus-dormant-mark ??
504 "*Mark used for dormant articles."
505 :group 'gnus-summary-marks
508 (defcustom gnus-del-mark ?r
509 "*Mark used for del'd articles."
510 :group 'gnus-summary-marks
513 (defcustom gnus-read-mark ?R
514 "*Mark used for read articles."
515 :group 'gnus-summary-marks
518 (defcustom gnus-expirable-mark ?E
519 "*Mark used for expirable articles."
520 :group 'gnus-summary-marks
523 (defcustom gnus-killed-mark ?K
524 "*Mark used for killed articles."
525 :group 'gnus-summary-marks
528 (defcustom gnus-spam-mark ?$
529 "*Mark used for spam articles."
531 :group 'gnus-summary-marks
534 (defcustom gnus-souped-mark ?F
535 "*Mark used for souped articles."
536 :group 'gnus-summary-marks
539 (defcustom gnus-kill-file-mark ?X
540 "*Mark used for articles killed by kill files."
541 :group 'gnus-summary-marks
544 (defcustom gnus-low-score-mark ?Y
545 "*Mark used for articles with a low score."
546 :group 'gnus-summary-marks
549 (defcustom gnus-catchup-mark ?C
550 "*Mark used for articles that are caught up."
551 :group 'gnus-summary-marks
554 (defcustom gnus-replied-mark ?A
555 "*Mark used for articles that have been replied to."
556 :group 'gnus-summary-marks
559 (defcustom gnus-forwarded-mark ?F
560 "*Mark used for articles that have been forwarded."
562 :group 'gnus-summary-marks
565 (defcustom gnus-recent-mark ?N
566 "*Mark used for articles that are recent."
568 :group 'gnus-summary-marks
571 (defcustom gnus-cached-mark ?*
572 "*Mark used for articles that are in the cache."
573 :group 'gnus-summary-marks
576 (defcustom gnus-saved-mark ?S
577 "*Mark used for articles that have been saved."
578 :group 'gnus-summary-marks
581 (defcustom gnus-unseen-mark ?.
582 "*Mark used for articles that haven't been seen."
584 :group 'gnus-summary-marks
587 (defcustom gnus-no-mark ? ;Whitespace
588 "*Mark used for articles that have no other secondary mark."
590 :group 'gnus-summary-marks
593 (defcustom gnus-ancient-mark ?O
594 "*Mark used for ancient articles."
595 :group 'gnus-summary-marks
598 (defcustom gnus-sparse-mark ?Q
599 "*Mark used for sparsely reffed articles."
600 :group 'gnus-summary-marks
603 (defcustom gnus-canceled-mark ?G
604 "*Mark used for canceled articles."
605 :group 'gnus-summary-marks
608 (defcustom gnus-duplicate-mark ?M
609 "*Mark used for duplicate articles."
610 :group 'gnus-summary-marks
613 (defcustom gnus-undownloaded-mark ?-
614 "*Mark used for articles that weren't downloaded."
616 :group 'gnus-summary-marks
619 (defcustom gnus-downloaded-mark ?+
620 "*Mark used for articles that were downloaded."
621 :group 'gnus-summary-marks
624 (defcustom gnus-downloadable-mark ?%
625 "*Mark used for articles that are to be downloaded."
626 :group 'gnus-summary-marks
629 (defcustom gnus-unsendable-mark ?=
630 "*Mark used for articles that won't be sent."
631 :group 'gnus-summary-marks
634 (defcustom gnus-score-over-mark ?+
635 "*Score mark used for articles with high scores."
636 :group 'gnus-summary-marks
639 (defcustom gnus-score-below-mark ?-
640 "*Score mark used for articles with low scores."
641 :group 'gnus-summary-marks
644 (defcustom gnus-empty-thread-mark ? ;Whitespace
645 "*There is no thread under the article."
646 :group 'gnus-summary-marks
649 (defcustom gnus-not-empty-thread-mark ?=
650 "*There is a thread under the article."
651 :group 'gnus-summary-marks
654 (defcustom gnus-view-pseudo-asynchronously nil
655 "*If non-nil, Gnus will view pseudo-articles asynchronously."
656 :group 'gnus-extract-view
659 (defcustom gnus-auto-expirable-marks
660 (list gnus-killed-mark gnus-del-mark gnus-catchup-mark
661 gnus-low-score-mark gnus-ancient-mark gnus-read-mark
662 gnus-souped-mark gnus-duplicate-mark)
663 "*The list of marks converted into expiration if a group is auto-expirable."
666 :type '(repeat character))
668 (defcustom gnus-inhibit-user-auto-expire t
669 "*If non-nil, user marking commands will not mark an article as expirable, even if the group has auto-expire turned on."
674 (defcustom gnus-mark-copied-or-moved-articles-as-expirable nil
675 "If non-nil, mark articles copied or moved to auto-expire group as expirable.
676 If nil, the expirable marks will be unchanged except that the marks
677 will be removed when copying or moving articles to a group that has
678 not turned auto-expire on. If non-nil, articles that have been read
679 will be marked as expirable when being copied or moved to a group in
680 which auto-expire is turned on."
683 :group 'gnus-summary-marks)
685 (defcustom gnus-view-pseudos nil
686 "*If `automatic', pseudo-articles will be viewed automatically.
687 If `not-confirm', pseudos will be viewed automatically, and the user
688 will not be asked to confirm the command."
689 :group 'gnus-extract-view
690 :type '(choice (const :tag "off" nil)
692 (const not-confirm)))
694 (defcustom gnus-view-pseudos-separately t
695 "*If non-nil, one pseudo-article will be created for each file to be viewed.
696 If nil, all files that use the same viewing command will be given as a
697 list of parameters to that command."
698 :group 'gnus-extract-view
701 (defcustom gnus-insert-pseudo-articles t
702 "*If non-nil, insert pseudo-articles when decoding articles."
703 :group 'gnus-extract-view
706 (defcustom gnus-summary-dummy-line-format
708 "*The format specification for the dummy roots in the summary buffer.
709 It works along the same lines as a normal formatting string,
710 with some simple extensions.
714 General format specifiers can also be used.
715 See `(gnus)Formatting Variables'."
716 :link '(custom-manual "(gnus)Formatting Variables")
717 :group 'gnus-threading
720 (defcustom gnus-summary-mode-line-format "Gnus: %g [%A] %Z"
721 "*The format specification for the summary mode line.
722 It works along the same lines as a normal formatting string,
723 with some simple extensions:
726 %p Unprefixed group name
727 %A Current article number
728 %z Current article score
730 %U Number of unread articles in the group
731 %e Number of unselected articles in the group
732 %Z A string with unread/unselected article counts
733 %g Shortish group name
734 %S Subject of the current article
736 %s Current score file name
737 %d Number of dormant articles
738 %r Number of articles that have been marked as read in this session
739 %E Number of articles expunged by the score files"
740 :group 'gnus-summary-format
743 (defcustom gnus-list-identifiers nil
744 "Regexp that matches list identifiers to be removed from subject.
745 This can also be a list of regexps."
747 :group 'gnus-summary-format
748 :group 'gnus-article-hiding
749 :type '(choice (const :tag "none" nil)
751 (repeat :value (".*") regexp)))
753 (defcustom gnus-summary-mark-below 0
754 "*Mark all articles with a score below this variable as read.
755 This variable is local to each summary buffer and usually set by the
757 :group 'gnus-score-default
760 (defun gnus-widget-reversible-match (widget value)
761 "Ignoring WIDGET, convert VALUE to internal form.
762 VALUE should have the form `FOO' or `(not FOO)', where FOO is an symbol."
766 (eq (length value) 2)
767 (eq (nth 0 value) 'not)
768 (symbolp (nth 1 value)))))
770 (defun gnus-widget-reversible-to-internal (widget value)
771 "Ignoring WIDGET, convert VALUE to internal form.
772 VALUE should have the form `FOO' or `(not FOO)', where FOO is an atom.
773 FOO is converted to (FOO nil) and (not FOO) is converted to (FOO t)."
777 (list (nth 1 value) t)))
779 (defun gnus-widget-reversible-to-external (widget value)
780 "Ignoring WIDGET, convert VALUE to external form.
781 VALUE should have the form `(FOO nil)' or `(FOO t)', where FOO is an atom.
782 \(FOO nil) is converted to FOO and (FOO t) is converted to (not FOO)."
785 (list 'not (nth 0 value))
788 (define-widget 'gnus-widget-reversible 'group
789 "A `group' that convert values."
790 :match 'gnus-widget-reversible-match
791 :value-to-internal 'gnus-widget-reversible-to-internal
792 :value-to-external 'gnus-widget-reversible-to-external)
794 (defcustom gnus-article-sort-functions '(gnus-article-sort-by-number)
795 "*List of functions used for sorting articles in the summary buffer.
797 Each function takes two articles and returns non-nil if the first
798 article should be sorted before the other. If you use more than one
799 function, the primary sort function should be the last. You should
800 probably always include `gnus-article-sort-by-number' in the list of
801 sorting functions -- preferably first. Also note that sorting by date
802 is often much slower than sorting by number, and the sorting order is
803 very similar. (Sorting by date means sorting by the time the message
804 was sent, sorting by number means sorting by arrival time.)
806 Each item can also be a list `(not F)' where F is a function;
807 this reverses the sort order.
809 Ready-made functions include `gnus-article-sort-by-number',
810 `gnus-article-sort-by-author', `gnus-article-sort-by-subject',
811 `gnus-article-sort-by-date', `gnus-article-sort-by-random'
812 and `gnus-article-sort-by-score'.
814 When threading is turned on, the variable `gnus-thread-sort-functions'
815 controls how articles are sorted."
816 :group 'gnus-summary-sort
817 :type '(repeat (gnus-widget-reversible
818 (choice (function-item gnus-article-sort-by-number)
819 (function-item gnus-article-sort-by-author)
820 (function-item gnus-article-sort-by-subject)
821 (function-item gnus-article-sort-by-date)
822 (function-item gnus-article-sort-by-score)
823 (function-item gnus-article-sort-by-random)
824 (function :tag "other"))
825 (boolean :tag "Reverse order"))))
828 (defcustom gnus-thread-sort-functions '(gnus-thread-sort-by-number)
829 "*List of functions used for sorting threads in the summary buffer.
830 By default, threads are sorted by article number.
832 Each function takes two threads and returns non-nil if the first
833 thread should be sorted before the other. If you use more than one
834 function, the primary sort function should be the last. You should
835 probably always include `gnus-thread-sort-by-number' in the list of
836 sorting functions -- preferably first. Also note that sorting by date
837 is often much slower than sorting by number, and the sorting order is
838 very similar. (Sorting by date means sorting by the time the message
839 was sent, sorting by number means sorting by arrival time.)
841 Each list item can also be a list `(not F)' where F is a
842 function; this specifies reversed sort order.
844 Ready-made functions include `gnus-thread-sort-by-number',
845 `gnus-thread-sort-by-author', `gnus-thread-sort-by-recipient'
846 `gnus-thread-sort-by-subject', `gnus-thread-sort-by-date',
847 `gnus-thread-sort-by-score', `gnus-thread-sort-by-most-recent-number',
848 `gnus-thread-sort-by-most-recent-date', `gnus-thread-sort-by-random',
849 and `gnus-thread-sort-by-total-score' (see
850 `gnus-thread-score-function').
852 When threading is turned off, the variable
853 `gnus-article-sort-functions' controls how articles are sorted."
854 :group 'gnus-summary-sort
856 (gnus-widget-reversible
857 (choice (function-item gnus-thread-sort-by-number)
858 (function-item gnus-thread-sort-by-author)
859 (function-item gnus-thread-sort-by-recipient)
860 (function-item gnus-thread-sort-by-subject)
861 (function-item gnus-thread-sort-by-date)
862 (function-item gnus-thread-sort-by-score)
863 (function-item gnus-thread-sort-by-most-recent-number)
864 (function-item gnus-thread-sort-by-most-recent-date)
865 (function-item gnus-thread-sort-by-random)
866 (function-item gnus-thread-sort-by-total-score)
867 (function :tag "other"))
868 (boolean :tag "Reverse order"))))
870 (defcustom gnus-thread-score-function '+
871 "*Function used for calculating the total score of a thread.
873 The function is called with the scores of the article and each
874 subthread and should then return the score of the thread.
876 Some functions you can use are `+', `max', or `min'."
877 :group 'gnus-summary-sort
880 (defcustom gnus-summary-expunge-below nil
881 "All articles that have a score less than this variable will be expunged.
882 This variable is local to the summary buffers."
883 :group 'gnus-score-default
884 :type '(choice (const :tag "off" nil)
887 (defcustom gnus-thread-expunge-below nil
888 "All threads that have a total score less than this variable will be expunged.
889 See `gnus-thread-score-function' for en explanation of what a
892 This variable is local to the summary buffers."
893 :group 'gnus-threading
894 :group 'gnus-score-default
895 :type '(choice (const :tag "off" nil)
898 (defcustom gnus-summary-mode-hook nil
899 "*A hook for Gnus summary mode.
900 This hook is run before any variables are set in the summary buffer."
901 :options '(turn-on-gnus-mailing-list-mode gnus-pick-mode)
902 :group 'gnus-summary-various
905 ;; Extracted from gnus-xmas-redefine in order to preserve user settings
906 (when (featurep 'xemacs)
907 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-summary-menu-add)
908 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-setup-summary-toolbar)
909 (add-hook 'gnus-summary-mode-hook
910 'gnus-xmas-switch-horizontal-scrollbar-off))
912 (defcustom gnus-summary-menu-hook nil
913 "*Hook run after the creation of the summary mode menu."
914 :group 'gnus-summary-visual
917 (defcustom gnus-summary-exit-hook nil
918 "*A hook called on exit from the summary buffer.
919 It will be called with point in the group buffer."
920 :group 'gnus-summary-exit
923 (defcustom gnus-summary-prepare-hook nil
924 "*A hook called after the summary buffer has been generated.
925 If you want to modify the summary buffer, you can use this hook."
926 :group 'gnus-summary-various
929 (defcustom gnus-summary-prepared-hook nil
930 "*A hook called as the last thing after the summary buffer has been generated."
931 :group 'gnus-summary-various
934 (defcustom gnus-summary-generate-hook nil
935 "*A hook run just before generating the summary buffer.
936 This hook is commonly used to customize threading variables and the
938 :group 'gnus-summary-various
941 (defcustom gnus-select-group-hook nil
942 "*A hook called when a newsgroup is selected.
944 If you'd like to simplify subjects like the
945 `gnus-summary-next-same-subject' command does, you can use the
948 (add-hook gnus-select-group-hook
950 (mapcar (lambda (header)
951 (mail-header-set-subject
953 (gnus-simplify-subject
954 (mail-header-subject header) 're-only)))
955 gnus-newsgroup-headers)))"
956 :group 'gnus-group-select
959 (defcustom gnus-select-article-hook nil
960 "*A hook called when an article is selected."
961 :group 'gnus-summary-choose
962 :options '(gnus-agent-fetch-selected-article)
965 (defcustom gnus-visual-mark-article-hook
966 (list 'gnus-highlight-selected-summary)
967 "*Hook run after selecting an article in the summary buffer.
968 It is meant to be used for highlighting the article in some way. It
969 is not run if `gnus-visual' is nil."
970 :group 'gnus-summary-visual
973 (defcustom gnus-parse-headers-hook nil
974 "*A hook called before parsing the headers."
978 (defcustom gnus-exit-group-hook nil
979 "*A hook called when exiting summary mode.
980 This hook is not called from the non-updating exit commands like `Q'."
984 (defcustom gnus-summary-update-hook
985 (list 'gnus-summary-highlight-line)
986 "*A hook called when a summary line is changed.
987 The hook will not be called if `gnus-visual' is nil.
989 The default function `gnus-summary-highlight-line' will
990 highlight the line according to the `gnus-summary-highlight'
992 :group 'gnus-summary-visual
995 (defcustom gnus-mark-article-hook '(gnus-summary-mark-read-and-unread-as-read)
996 "*A hook called when an article is selected for the first time.
997 The hook is intended to mark an article as read (or unread)
998 automatically when it is selected."
999 :group 'gnus-summary-choose
1002 (defcustom gnus-group-no-more-groups-hook nil
1003 "*A hook run when returning to group mode having no more (unread) groups."
1004 :group 'gnus-group-select
1007 (defcustom gnus-ps-print-hook nil
1008 "*A hook run before ps-printing something from Gnus."
1009 :group 'gnus-summary
1012 (defcustom gnus-summary-article-move-hook nil
1013 "*A hook called after an article is moved, copied, respooled, or crossposted."
1015 :group 'gnus-summary
1018 (defcustom gnus-summary-article-delete-hook nil
1019 "*A hook called after an article is deleted."
1021 :group 'gnus-summary
1024 (defcustom gnus-summary-article-expire-hook nil
1025 "*A hook called after an article is expired."
1027 :group 'gnus-summary
1030 (defcustom gnus-summary-display-arrow
1031 (and (fboundp 'display-graphic-p)
1032 (display-graphic-p))
1033 "*If non-nil, display an arrow highlighting the current article."
1035 :group 'gnus-summary
1038 (defcustom gnus-summary-selected-face 'gnus-summary-selected
1039 "Face used for highlighting the current article in the summary buffer."
1040 :group 'gnus-summary-visual
1043 (defvar gnus-tmp-downloaded nil)
1045 (defcustom gnus-summary-highlight
1046 '(((eq mark gnus-canceled-mark)
1047 . gnus-summary-cancelled)
1048 ((and uncached (> score default-high))
1049 . gnus-summary-high-undownloaded)
1050 ((and uncached (< score default-low))
1051 . gnus-summary-low-undownloaded)
1053 . gnus-summary-normal-undownloaded)
1054 ((and (> score default-high)
1055 (or (eq mark gnus-dormant-mark)
1056 (eq mark gnus-ticked-mark)))
1057 . gnus-summary-high-ticked)
1058 ((and (< score default-low)
1059 (or (eq mark gnus-dormant-mark)
1060 (eq mark gnus-ticked-mark)))
1061 . gnus-summary-low-ticked)
1062 ((or (eq mark gnus-dormant-mark)
1063 (eq mark gnus-ticked-mark))
1064 . gnus-summary-normal-ticked)
1065 ((and (> score default-high) (eq mark gnus-ancient-mark))
1066 . gnus-summary-high-ancient)
1067 ((and (< score default-low) (eq mark gnus-ancient-mark))
1068 . gnus-summary-low-ancient)
1069 ((eq mark gnus-ancient-mark)
1070 . gnus-summary-normal-ancient)
1071 ((and (> score default-high) (eq mark gnus-unread-mark))
1072 . gnus-summary-high-unread)
1073 ((and (< score default-low) (eq mark gnus-unread-mark))
1074 . gnus-summary-low-unread)
1075 ((eq mark gnus-unread-mark)
1076 . gnus-summary-normal-unread)
1077 ((> score default-high)
1078 . gnus-summary-high-read)
1079 ((< score default-low)
1080 . gnus-summary-low-read)
1082 . gnus-summary-normal-read))
1083 "*Controls the highlighting of summary buffer lines.
1085 A list of (FORM . FACE) pairs. When deciding how a particular
1086 summary line should be displayed, each form is evaluated. The content
1087 of the face field after the first true form is used. You can change
1088 how those summary lines are displayed, by editing the face field.
1090 You can use the following variables in the FORM field.
1092 score: The article's score.
1093 default: The default article score.
1094 default-high: The default score for high scored articles.
1095 default-low: The default score for low scored articles.
1096 below: The score below which articles are automatically marked as read.
1097 mark: The article's mark.
1098 uncached: Non-nil if the article is uncached."
1099 :group 'gnus-summary-visual
1100 :type '(repeat (cons (sexp :tag "Form" nil)
1102 (put 'gnus-summary-highlight 'risky-local-variable t)
1104 (defcustom gnus-alter-header-function nil
1105 "Function called to allow alteration of article header structures.
1106 The function is called with one parameter, the article header vector,
1107 which it may alter in any way."
1108 :type '(choice (const :tag "None" nil)
1110 :group 'gnus-summary)
1112 (defvar gnus-decode-encoded-word-function 'mail-decode-encoded-word-string
1113 "Function used to decode a string with encoded words.")
1115 (defvar gnus-decode-encoded-address-function
1116 'mail-decode-encoded-address-string
1117 "Function used to decode addresses with encoded words.")
1119 (defcustom gnus-extra-headers '(To Newsgroups)
1120 "*Extra headers to parse."
1122 :group 'gnus-summary
1123 :type '(repeat symbol))
1125 (defcustom gnus-ignored-from-addresses
1126 (and user-mail-address
1127 (not (string= user-mail-address ""))
1128 (regexp-quote user-mail-address))
1129 "*From headers that may be suppressed in favor of To headers.
1130 This can be a regexp or a list of regexps."
1132 :group 'gnus-summary
1133 :type '(choice regexp
1134 (repeat :tag "Regexp List" regexp)))
1136 (defsubst gnus-ignored-from-addresses ()
1137 (gmm-regexp-concat gnus-ignored-from-addresses))
1139 (defcustom gnus-summary-to-prefix "-> "
1140 "*String prefixed to the To field in the summary line when
1141 using `gnus-ignored-from-addresses'."
1143 :group 'gnus-summary
1146 (defcustom gnus-summary-newsgroup-prefix "=> "
1147 "*String prefixed to the Newsgroup field in the summary
1148 line when using `gnus-ignored-from-addresses'."
1150 :group 'gnus-summary
1153 (defcustom gnus-newsgroup-ignored-charsets '(unknown-8bit x-unknown)
1154 "List of charsets that should be ignored.
1155 When these charsets are used in the \"charset\" parameter, the
1156 default charset will be used instead."
1158 :type '(repeat symbol)
1159 :group 'gnus-charset)
1161 (defcustom gnus-newsgroup-maximum-articles nil
1162 "The maximum number of articles a newsgroup.
1163 If this is a number, old articles in a newsgroup exceeding this number
1164 are silently ignored. If it is nil, no article is ignored. Note that
1165 setting this variable to a number might prevent you from reading very
1167 :group 'gnus-group-select
1169 :type '(choice (const :tag "No limit" nil)
1172 (gnus-define-group-parameter
1176 "Return the ignored charsets of GROUP."
1177 :variable gnus-group-ignored-charsets-alist
1179 '(("alt\\.chinese\\.text" iso-8859-1))
1181 "Alist of regexps (to match group names) and charsets that should be ignored.
1182 When these charsets are used in the \"charset\" parameter, the
1183 default charset will be used instead."
1184 :variable-group gnus-charset
1185 :variable-type '(repeat (cons (regexp :tag "Group")
1187 :parameter-type '(choice :tag "Ignored charsets"
1190 :parameter-document "\
1191 List of charsets that should be ignored.
1193 When these charsets are used in the \"charset\" parameter, the
1194 default charset will be used instead.")
1196 (defcustom gnus-group-highlight-words-alist nil
1197 "Alist of group regexps and highlight regexps.
1198 This variable uses the same syntax as `gnus-emphasis-alist'."
1200 :type '(repeat (cons (regexp :tag "Group")
1201 (repeat (list (regexp :tag "Highlight regexp")
1202 (number :tag "Group for entire word" 0)
1203 (number :tag "Group for displayed part" 0)
1205 gnus-emphasis-highlight-words)))))
1206 :group 'gnus-summary-visual)
1208 (defcustom gnus-summary-show-article-charset-alist
1210 "Alist of number and charset.
1211 The article will be shown with the charset corresponding to the
1213 For example: ((1 . cn-gb-2312) (2 . big5))."
1215 :type '(repeat (cons (number :tag "Argument" 1)
1216 (symbol :tag "Charset")))
1217 :group 'gnus-charset)
1219 (defcustom gnus-preserve-marks t
1220 "Whether marks are preserved when moving, copying and respooling messages."
1223 :group 'gnus-summary-marks)
1225 (defcustom gnus-propagate-marks t
1226 "If non-nil, do not propagate marks to the backends."
1227 :version "23.1" ;; No Gnus
1229 :group 'gnus-summary-marks)
1231 (defcustom gnus-alter-articles-to-read-function nil
1232 "Function to be called to alter the list of articles to be selected."
1233 :type '(choice (const nil) function)
1234 :group 'gnus-summary)
1236 (defcustom gnus-orphan-score nil
1237 "*All orphans get this score added. Set in the score file."
1238 :group 'gnus-score-default
1239 :type '(choice (const nil)
1242 (defcustom gnus-summary-save-parts-default-mime "image/.*"
1243 "*A regexp to match MIME parts when saving multiple parts of a
1244 message with `gnus-summary-save-parts' (\\<gnus-summary-mode-map>\\[gnus-summary-save-parts]).
1245 This regexp will be used by default when prompting the user for which
1246 type of files to save."
1247 :group 'gnus-summary
1250 (defcustom gnus-read-all-available-headers nil
1251 "Whether Gnus should parse all headers made available to it.
1252 This is mostly relevant for slow back ends where the user may
1253 wish to widen the summary buffer to include all headers
1254 that were fetched. Say, for nnultimate groups."
1256 :group 'gnus-summary
1257 :type '(choice boolean regexp))
1259 (defcustom gnus-summary-pipe-output-default-command nil
1260 "Command (and optional arguments) used to pipe article to subprocess.
1261 This will be used as the default command if it is non-nil. The value
1262 will be updated if you modify it when executing the command
1263 `gnus-summary-pipe-output' or the function `gnus-summary-save-in-pipe'."
1264 :version "23.1" ;; No Gnus
1265 :group 'gnus-summary
1266 :type '(radio (const :tag "None" nil) (string :tag "Command")))
1268 (defcustom gnus-summary-muttprint-program "muttprint"
1269 "Command (and optional arguments) used to run Muttprint.
1270 The value will be updated if you modify it when executing the command
1271 `gnus-summary-muttprint'."
1273 :group 'gnus-summary
1276 (defcustom gnus-article-loose-mime t
1277 "If non-nil, don't require MIME-Version header.
1278 Some brain-damaged MUA/MTA, e.g. Lotus Domino 5.0.6 clients, does not
1279 supply the MIME-Version header or deliberately strip it from the mail.
1280 If non-nil (the default), Gnus will treat some articles as MIME
1281 even if the MIME-Version header is missing."
1284 :group 'gnus-article-mime)
1286 (defcustom gnus-article-emulate-mime t
1287 "If non-nil, use MIME emulation for uuencode and the like.
1288 This means that Gnus will search message bodies for text that look
1289 like uuencoded bits, yEncoded bits, and so on, and present that using
1290 the normal Gnus MIME machinery."
1293 :group 'gnus-article-mime)
1295 ;;; Internal variables
1297 (defvar gnus-summary-display-cache nil)
1298 (defvar gnus-article-mime-handles nil)
1299 (defvar gnus-article-decoded-p nil)
1300 (defvar gnus-article-charset nil)
1301 (defvar gnus-article-ignored-charsets nil)
1302 (defvar gnus-scores-exclude-files nil)
1303 (defvar gnus-page-broken nil)
1305 (defvar gnus-original-article nil)
1306 (defvar gnus-article-internal-prepare-hook nil)
1307 (defvar gnus-newsgroup-process-stack nil)
1309 (defvar gnus-thread-indent-array nil)
1310 (defvar gnus-thread-indent-array-level gnus-thread-indent-level)
1311 (defvar gnus-sort-gathered-threads-function 'gnus-thread-sort-by-number
1312 "Function called to sort the articles within a thread after it has been gathered together.")
1314 (defvar gnus-summary-save-parts-type-history nil)
1315 (defvar gnus-summary-save-parts-last-directory mm-default-directory)
1317 ;; Avoid highlighting in kill files.
1318 (defvar gnus-summary-inhibit-highlight nil)
1319 (defvar gnus-newsgroup-selected-overlay nil)
1320 (defvar gnus-inhibit-limiting nil)
1321 (defvar gnus-newsgroup-adaptive-score-file nil)
1322 (defvar gnus-current-score-file nil)
1323 (defvar gnus-current-move-group nil)
1324 (defvar gnus-current-copy-group nil)
1325 (defvar gnus-current-crosspost-group nil)
1326 (defvar gnus-newsgroup-display nil)
1328 (defvar gnus-newsgroup-dependencies nil)
1329 (defvar gnus-newsgroup-adaptive nil)
1330 (defvar gnus-summary-display-article-function nil)
1331 (defvar gnus-summary-highlight-line-function nil
1332 "Function called after highlighting a summary line.")
1334 (defvar gnus-summary-line-format-alist
1335 `((?N ,(macroexpand '(mail-header-number gnus-tmp-header)) ?d)
1336 (?S ,(macroexpand '(mail-header-subject gnus-tmp-header)) ?s)
1337 (?s gnus-tmp-subject-or-nil ?s)
1338 (?n gnus-tmp-name ?s)
1339 (?A (car (cdr (funcall gnus-extract-address-components gnus-tmp-from)))
1341 (?a (or (car (funcall gnus-extract-address-components gnus-tmp-from))
1343 (?F gnus-tmp-from ?s)
1344 (?x ,(macroexpand '(mail-header-xref gnus-tmp-header)) ?s)
1345 (?D ,(macroexpand '(mail-header-date gnus-tmp-header)) ?s)
1346 (?d (gnus-dd-mmm (mail-header-date gnus-tmp-header)) ?s)
1347 (?o (gnus-date-iso8601 (mail-header-date gnus-tmp-header)) ?s)
1348 (?M ,(macroexpand '(mail-header-id gnus-tmp-header)) ?s)
1349 (?r ,(macroexpand '(mail-header-references gnus-tmp-header)) ?s)
1350 (?c (or (mail-header-chars gnus-tmp-header) 0) ?d)
1351 (?k (gnus-summary-line-message-size gnus-tmp-header) ?s)
1352 (?L gnus-tmp-lines ?s)
1353 (?O gnus-tmp-downloaded ?c)
1354 (?I gnus-tmp-indentation ?s)
1355 (?T (if (= gnus-tmp-level 0) "" (make-string (frame-width) ? )) ?s)
1356 (?R gnus-tmp-replied ?c)
1357 (?\[ gnus-tmp-opening-bracket ?c)
1358 (?\] gnus-tmp-closing-bracket ?c)
1359 (?\> (make-string gnus-tmp-level ? ) ?s)
1360 (?\< (make-string (max 0 (- 20 gnus-tmp-level)) ? ) ?s)
1361 (?i gnus-tmp-score ?d)
1362 (?z gnus-tmp-score-char ?c)
1363 (?V (gnus-thread-total-score (and (boundp 'thread) (car thread))) ?d)
1364 (?U gnus-tmp-unread ?c)
1365 (?f (gnus-summary-from-or-to-or-newsgroups gnus-tmp-header gnus-tmp-from)
1367 (?t (gnus-summary-number-of-articles-in-thread
1368 (and (boundp 'thread) (car thread)) gnus-tmp-level)
1370 (?e (gnus-summary-number-of-articles-in-thread
1371 (and (boundp 'thread) (car thread)) gnus-tmp-level t)
1373 (?u gnus-tmp-user-defined ?s)
1374 (?P (gnus-pick-line-number) ?d)
1375 (?B gnus-tmp-thread-tree-header-string ?s)
1376 (user-date (gnus-user-date
1377 ,(macroexpand '(mail-header-date gnus-tmp-header))) ?s))
1378 "An alist of format specifications that can appear in summary lines.
1379 These are paired with what variables they correspond with, along with
1380 the type of the variable (string, integer, character, etc).")
1382 (defvar gnus-summary-dummy-line-format-alist
1383 `((?S gnus-tmp-subject ?s)
1384 (?N gnus-tmp-number ?d)
1385 (?u gnus-tmp-user-defined ?s)))
1387 (defvar gnus-summary-mode-line-format-alist
1388 `((?G gnus-tmp-group-name ?s)
1389 (?g (gnus-short-group-name gnus-tmp-group-name) ?s)
1390 (?p (gnus-group-real-name gnus-tmp-group-name) ?s)
1391 (?A gnus-tmp-article-number ?d)
1392 (?Z gnus-tmp-unread-and-unselected ?s)
1393 (?V gnus-version ?s)
1394 (?U gnus-tmp-unread-and-unticked ?d)
1395 (?S gnus-tmp-subject ?s)
1396 (?e gnus-tmp-unselected ?d)
1397 (?u gnus-tmp-user-defined ?s)
1398 (?d (length gnus-newsgroup-dormant) ?d)
1399 (?t (length gnus-newsgroup-marked) ?d)
1400 (?h (length gnus-newsgroup-spam-marked) ?d)
1401 (?r (length gnus-newsgroup-reads) ?d)
1402 (?z (gnus-summary-article-score gnus-tmp-article-number) ?d)
1403 (?E gnus-newsgroup-expunged-tally ?d)
1404 (?s (gnus-current-score-file-nondirectory) ?s)))
1406 ;; This is here rather than in gnus-art for compilation reasons.
1407 (defvar gnus-article-mode-line-format-alist
1408 (nconc '((?w (gnus-article-wash-status) ?s)
1409 (?m (gnus-article-mime-part-status) ?s))
1410 gnus-summary-mode-line-format-alist))
1412 (defvar gnus-last-search-regexp nil
1413 "Default regexp for article search command.")
1415 (defvar gnus-last-shell-command nil
1416 "Default shell command on article.")
1418 (defvar gnus-newsgroup-agentized nil
1419 "Locally bound in each summary buffer to indicate whether the server has been agentized.")
1420 (defvar gnus-newsgroup-begin nil)
1421 (defvar gnus-newsgroup-end nil)
1422 (defvar gnus-newsgroup-last-rmail nil)
1423 (defvar gnus-newsgroup-last-mail nil)
1424 (defvar gnus-newsgroup-last-folder nil)
1425 (defvar gnus-newsgroup-last-file nil)
1426 (defvar gnus-newsgroup-last-directory nil)
1427 (defvar gnus-newsgroup-auto-expire nil)
1428 (defvar gnus-newsgroup-active nil)
1430 (defvar gnus-newsgroup-data nil)
1431 (defvar gnus-newsgroup-data-reverse nil)
1432 (defvar gnus-newsgroup-limit nil)
1433 (defvar gnus-newsgroup-limits nil)
1434 (defvar gnus-summary-use-undownloaded-faces nil)
1436 (defvar gnus-newsgroup-unreads nil
1437 "Sorted list of unread articles in the current newsgroup.")
1439 (defvar gnus-newsgroup-unselected nil
1440 "Sorted list of unselected unread articles in the current newsgroup.")
1442 (defvar gnus-newsgroup-reads nil
1443 "Alist of read articles and article marks in the current newsgroup.")
1445 (defvar gnus-newsgroup-expunged-tally nil)
1447 (defvar gnus-newsgroup-marked nil
1448 "Sorted list of ticked articles in the current newsgroup (a subset of unread art).")
1450 (defvar gnus-newsgroup-spam-marked nil
1451 "List of ranges of articles that have been marked as spam.")
1453 (defvar gnus-newsgroup-killed nil
1454 "List of ranges of articles that have been through the scoring process.")
1456 (defvar gnus-newsgroup-cached nil
1457 "Sorted list of articles that come from the article cache.")
1459 (defvar gnus-newsgroup-saved nil
1460 "List of articles that have been saved.")
1462 (defvar gnus-newsgroup-kill-headers nil)
1464 (defvar gnus-newsgroup-replied nil
1465 "List of articles that have been replied to in the current newsgroup.")
1467 (defvar gnus-newsgroup-forwarded nil
1468 "List of articles that have been forwarded in the current newsgroup.")
1470 (defvar gnus-newsgroup-recent nil
1471 "List of articles that have are recent in the current newsgroup.")
1473 (defvar gnus-newsgroup-expirable nil
1474 "Sorted list of articles in the current newsgroup that can be expired.")
1476 (defvar gnus-newsgroup-processable nil
1477 "List of articles in the current newsgroup that can be processed.")
1479 (defvar gnus-newsgroup-downloadable nil
1480 "Sorted list of articles in the current newsgroup that can be processed.")
1482 (defvar gnus-newsgroup-unfetched nil
1483 "Sorted list of articles in the current newsgroup whose headers have
1484 not been fetched into the agent.
1486 This list will always be a subset of gnus-newsgroup-undownloaded.")
1488 (defvar gnus-newsgroup-undownloaded nil
1489 "List of articles in the current newsgroup that haven't been downloaded.")
1491 (defvar gnus-newsgroup-unsendable nil
1492 "List of articles in the current newsgroup that won't be sent.")
1494 (defvar gnus-newsgroup-bookmarks nil
1495 "List of articles in the current newsgroup that have bookmarks.")
1497 (defvar gnus-newsgroup-dormant nil
1498 "Sorted list of dormant articles in the current newsgroup.")
1500 (defvar gnus-newsgroup-unseen nil
1501 "List of unseen articles in the current newsgroup.")
1503 (defvar gnus-newsgroup-seen nil
1504 "Range of seen articles in the current newsgroup.")
1506 (defvar gnus-newsgroup-articles nil
1507 "List of articles in the current newsgroup.")
1509 (defvar gnus-newsgroup-scored nil
1510 "List of scored articles in the current newsgroup.")
1512 (defvar gnus-newsgroup-headers nil
1513 "List of article headers in the current newsgroup.")
1515 (defvar gnus-newsgroup-threads nil)
1517 (defvar gnus-newsgroup-prepared nil
1518 "Whether the current group has been prepared properly.")
1520 (defvar gnus-newsgroup-ancient nil
1521 "List of `gnus-fetch-old-headers' articles in the current newsgroup.")
1523 (defvar gnus-newsgroup-sparse nil)
1525 (defvar gnus-current-article nil)
1526 (defvar gnus-article-current nil)
1527 (defvar gnus-current-headers nil)
1528 (defvar gnus-have-all-headers nil)
1529 (defvar gnus-last-article nil)
1530 (defvar gnus-newsgroup-history nil)
1531 (defvar gnus-newsgroup-charset nil)
1532 (defvar gnus-newsgroup-ephemeral-charset nil)
1533 (defvar gnus-newsgroup-ephemeral-ignored-charsets nil)
1535 (defvar gnus-article-before-search nil)
1537 (defvar gnus-summary-local-variables
1538 '(gnus-newsgroup-name
1539 gnus-newsgroup-begin gnus-newsgroup-end
1540 gnus-newsgroup-last-rmail gnus-newsgroup-last-mail
1541 gnus-newsgroup-last-folder gnus-newsgroup-last-file
1542 gnus-newsgroup-last-directory
1543 gnus-newsgroup-auto-expire gnus-newsgroup-unreads
1544 gnus-newsgroup-unselected gnus-newsgroup-marked
1545 gnus-newsgroup-spam-marked
1546 gnus-newsgroup-reads gnus-newsgroup-saved
1547 gnus-newsgroup-replied gnus-newsgroup-forwarded
1548 gnus-newsgroup-recent
1549 gnus-newsgroup-expirable
1550 gnus-newsgroup-processable gnus-newsgroup-killed
1551 gnus-newsgroup-downloadable gnus-newsgroup-undownloaded
1552 gnus-newsgroup-unfetched
1553 gnus-newsgroup-unsendable gnus-newsgroup-unseen
1554 gnus-newsgroup-seen gnus-newsgroup-articles
1555 gnus-newsgroup-bookmarks gnus-newsgroup-dormant
1556 gnus-newsgroup-headers gnus-newsgroup-threads
1557 gnus-newsgroup-prepared gnus-summary-highlight-line-function
1558 gnus-current-article gnus-current-headers gnus-have-all-headers
1559 gnus-last-article gnus-article-internal-prepare-hook
1560 gnus-newsgroup-dependencies gnus-newsgroup-selected-overlay
1561 gnus-newsgroup-scored gnus-newsgroup-kill-headers
1562 gnus-thread-expunge-below
1563 gnus-score-alist gnus-current-score-file
1564 (gnus-summary-expunge-below . global)
1565 (gnus-summary-mark-below . global)
1566 (gnus-orphan-score . global)
1567 gnus-newsgroup-active gnus-scores-exclude-files
1568 gnus-newsgroup-history gnus-newsgroup-ancient
1569 gnus-newsgroup-sparse gnus-newsgroup-process-stack
1570 (gnus-newsgroup-adaptive . gnus-use-adaptive-scoring)
1571 gnus-newsgroup-adaptive-score-file (gnus-reffed-article-number . -1)
1572 (gnus-newsgroup-expunged-tally . 0)
1573 gnus-cache-removable-articles gnus-newsgroup-cached
1574 gnus-newsgroup-data gnus-newsgroup-data-reverse
1575 gnus-newsgroup-limit gnus-newsgroup-limits
1576 gnus-newsgroup-charset gnus-newsgroup-display
1577 gnus-summary-use-undownloaded-faces)
1578 "Variables that are buffer-local to the summary buffers.")
1580 (defvar gnus-newsgroup-variables nil
1581 "A list of variables that have separate values in different newsgroups.
1582 A list of newsgroup (summary buffer) local variables, or cons of
1583 variables and their default expressions to be evalled (when the default
1584 values are not nil), that should be made global while the summary buffer
1587 Note: The default expressions will be evaluated (using function `eval')
1588 before assignment to the local variable rather than just assigned to it.
1589 If the default expression is the symbol `global', that symbol will not
1590 be evaluated but the global value of the local variable will be used
1593 These variables can be used to set variables in the group parameters
1594 while still allowing them to affect operations done in other buffers.
1597 \(setq gnus-newsgroup-variables
1598 '(message-use-followup-to
1599 (gnus-visible-headers .
1600 \"^From:\\\\|^Newsgroups:\\\\|^Subject:\\\\|^Date:\\\\|^To:\")))
1604 ;; Bind features so that require will believe that gnus-sum has
1605 ;; already been loaded (avoids infinite recursion)
1606 (let ((features (cons 'gnus-sum features)))
1607 (require 'gnus-art)))
1611 (defvar gnus-decode-encoded-word-methods
1612 '(mail-decode-encoded-word-string)
1613 "List of methods used to decode encoded words.
1615 This variable is a list of FUNCTION or (REGEXP . FUNCTION). If item
1616 is FUNCTION, FUNCTION will be apply to all newsgroups. If item is a
1617 \(REGEXP . FUNCTION), FUNCTION will be only apply to thes newsgroups
1618 whose names match REGEXP.
1621 \((\"chinese\" . gnus-decode-encoded-word-string-by-guess)
1622 mail-decode-encoded-word-string
1623 (\"chinese\" . rfc1843-decode-string))")
1625 (defvar gnus-decode-encoded-word-methods-cache nil)
1627 (defun gnus-multi-decode-encoded-word-string (string)
1628 "Apply the functions from `gnus-encoded-word-methods' that match."
1629 (unless (and gnus-decode-encoded-word-methods-cache
1630 (eq gnus-newsgroup-name
1631 (car gnus-decode-encoded-word-methods-cache)))
1632 (setq gnus-decode-encoded-word-methods-cache (list gnus-newsgroup-name))
1633 (dolist (method gnus-decode-encoded-word-methods)
1634 (if (symbolp method)
1635 (nconc gnus-decode-encoded-word-methods-cache (list method))
1636 (if (and gnus-newsgroup-name
1637 (string-match (car method) gnus-newsgroup-name))
1638 (nconc gnus-decode-encoded-word-methods-cache
1639 (list (cdr method)))))))
1640 (dolist (method (cdr gnus-decode-encoded-word-methods-cache) string)
1641 (setq string (funcall method string))))
1643 ;; Subject simplification.
1645 (defun gnus-simplify-whitespace (str)
1646 "Remove excessive whitespace from STR."
1648 (while (string-match "[ \t][ \t]+" str)
1649 (setq str (concat (substring str 0 (match-beginning 0))
1651 (substring str (match-end 0)))))
1653 (when (string-match "^[ \t]+" str)
1654 (setq str (substring str (match-end 0))))
1656 (when (string-match "[ \t]+$" str)
1657 (setq str (substring str 0 (match-beginning 0))))
1660 (defun gnus-simplify-all-whitespace (str)
1661 "Remove all whitespace from STR."
1662 (while (string-match "[ \t\n]+" str)
1663 (setq str (replace-match "" nil nil str)))
1666 (defsubst gnus-simplify-subject-re (subject)
1667 "Remove \"Re:\" from subject lines."
1668 (if (string-match message-subject-re-regexp subject)
1669 (substring subject (match-end 0))
1672 (defun gnus-simplify-subject (subject &optional re-only)
1673 "Remove `Re:' and words in parentheses.
1674 If RE-ONLY is non-nil, strip leading `Re:'s only."
1675 (let ((case-fold-search t)) ;Ignore case.
1676 ;; Remove `Re:', `Re^N:', `Re(n)', and `Re[n]:'.
1677 (when (string-match "\\`\\(re\\([[(^][0-9]+[])]?\\)?:[ \t]*\\)+" subject)
1678 (setq subject (substring subject (match-end 0))))
1679 ;; Remove uninteresting prefixes.
1680 (when (and (not re-only)
1681 gnus-simplify-ignored-prefixes
1682 (string-match gnus-simplify-ignored-prefixes subject))
1683 (setq subject (substring subject (match-end 0))))
1684 ;; Remove words in parentheses from end.
1686 (while (string-match "[ \t\n]*([^()]*)[ \t\n]*\\'" subject)
1687 (setq subject (substring subject 0 (match-beginning 0)))))
1688 ;; Return subject string.
1691 ;; Remove any leading "re:"s, any trailing paren phrases, and simplify
1693 (defsubst gnus-simplify-buffer-fuzzy-step (regexp &optional newtext)
1694 (goto-char (point-min))
1695 (while (re-search-forward regexp nil t)
1696 (replace-match (or newtext ""))))
1698 (defun gnus-simplify-buffer-fuzzy ()
1699 "Simplify string in the buffer fuzzily.
1700 The string in the accessible portion of the current buffer is simplified.
1701 It is assumed to be a single-line subject.
1702 Whitespace is generally cleaned up, and miscellaneous leading/trailing
1703 matter is removed. Additional things can be deleted by setting
1704 `gnus-simplify-subject-fuzzy-regexp'."
1705 (let ((case-fold-search t)
1707 (gnus-simplify-buffer-fuzzy-step "\t" " ")
1709 (while (not (eq modified-tick (buffer-modified-tick)))
1710 (setq modified-tick (buffer-modified-tick))
1712 ((listp gnus-simplify-subject-fuzzy-regexp)
1713 (mapc 'gnus-simplify-buffer-fuzzy-step
1714 gnus-simplify-subject-fuzzy-regexp))
1715 (gnus-simplify-subject-fuzzy-regexp
1716 (gnus-simplify-buffer-fuzzy-step gnus-simplify-subject-fuzzy-regexp)))
1717 (gnus-simplify-buffer-fuzzy-step "^ *\\[[-+?*!][-+?*!]\\] *")
1718 (gnus-simplify-buffer-fuzzy-step
1719 "^ *\\(re\\|fw\\|fwd\\)[[{(^0-9]*[])}]?[:;] *")
1720 (gnus-simplify-buffer-fuzzy-step "^[[].*:\\( .*\\)[]]$" "\\1"))
1722 (gnus-simplify-buffer-fuzzy-step " *[[{(][^()\n]*[]})] *$")
1723 (gnus-simplify-buffer-fuzzy-step " +" " ")
1724 (gnus-simplify-buffer-fuzzy-step " $")
1725 (gnus-simplify-buffer-fuzzy-step "^ +")))
1727 (defun gnus-simplify-subject-fuzzy (subject)
1728 "Simplify a subject string fuzzily.
1729 See `gnus-simplify-buffer-fuzzy' for details."
1731 (gnus-set-work-buffer)
1732 (let ((case-fold-search t))
1733 ;; Remove uninteresting prefixes.
1734 (when (and gnus-simplify-ignored-prefixes
1735 (string-match gnus-simplify-ignored-prefixes subject))
1736 (setq subject (substring subject (match-end 0))))
1738 (inline (gnus-simplify-buffer-fuzzy))
1741 (defsubst gnus-simplify-subject-fully (subject)
1742 "Simplify a subject string according to `gnus-summary-gather-subject-limit'."
1744 (gnus-simplify-subject-functions
1745 (gnus-map-function gnus-simplify-subject-functions subject))
1746 ((null gnus-summary-gather-subject-limit)
1747 (gnus-simplify-subject-re subject))
1748 ((eq gnus-summary-gather-subject-limit 'fuzzy)
1749 (gnus-simplify-subject-fuzzy subject))
1750 ((numberp gnus-summary-gather-subject-limit)
1751 (truncate-string-to-width (gnus-simplify-subject-re subject)
1752 gnus-summary-gather-subject-limit))
1756 (defsubst gnus-subject-equal (s1 s2 &optional simple-first)
1757 "Check whether two subjects are equal.
1758 If optional argument SIMPLE-FIRST is t, first argument is already
1761 ((null simple-first)
1762 (equal (gnus-simplify-subject-fully s1)
1763 (gnus-simplify-subject-fully s2)))
1766 (gnus-simplify-subject-fully s2)))))
1768 (defun gnus-summary-bubble-group ()
1769 "Increase the score of the current group.
1770 This is a handy function to add to `gnus-summary-exit-hook' to
1771 increase the score of each group you read."
1772 (gnus-group-add-score gnus-newsgroup-name))
1776 ;;; Gnus summary mode
1779 (put 'gnus-summary-mode 'mode-class 'special)
1781 (defvar gnus-article-commands-menu)
1783 ;; Non-orthogonal keys
1785 (gnus-define-keys gnus-summary-mode-map
1786 " " gnus-summary-next-page
1787 "\177" gnus-summary-prev-page
1788 [delete] gnus-summary-prev-page
1789 [backspace] gnus-summary-prev-page
1790 "\r" gnus-summary-scroll-up
1791 "\M-\r" gnus-summary-scroll-down
1792 "n" gnus-summary-next-unread-article
1793 "p" gnus-summary-prev-unread-article
1794 "N" gnus-summary-next-article
1795 "P" gnus-summary-prev-article
1796 "\M-\C-n" gnus-summary-next-same-subject
1797 "\M-\C-p" gnus-summary-prev-same-subject
1798 "\M-n" gnus-summary-next-unread-subject
1799 "\M-p" gnus-summary-prev-unread-subject
1800 "." gnus-summary-first-unread-article
1801 "," gnus-summary-best-unread-article
1802 "\M-s" gnus-summary-search-article-forward
1803 "\M-r" gnus-summary-search-article-backward
1804 "\M-S" gnus-summary-repeat-search-article-forward
1805 "\M-R" gnus-summary-repeat-search-article-backward
1806 "<" gnus-summary-beginning-of-article
1807 ">" gnus-summary-end-of-article
1808 "j" gnus-summary-goto-article
1809 "^" gnus-summary-refer-parent-article
1810 "\M-^" gnus-summary-refer-article
1811 "u" gnus-summary-tick-article-forward
1812 "!" gnus-summary-tick-article-forward
1813 "U" gnus-summary-tick-article-backward
1814 "d" gnus-summary-mark-as-read-forward
1815 "D" gnus-summary-mark-as-read-backward
1816 "E" gnus-summary-mark-as-expirable
1817 "\M-u" gnus-summary-clear-mark-forward
1818 "\M-U" gnus-summary-clear-mark-backward
1819 "k" gnus-summary-kill-same-subject-and-select
1820 "\C-k" gnus-summary-kill-same-subject
1821 "\M-\C-k" gnus-summary-kill-thread
1822 "\M-\C-l" gnus-summary-lower-thread
1823 "e" gnus-summary-edit-article
1824 "#" gnus-summary-mark-as-processable
1825 "\M-#" gnus-summary-unmark-as-processable
1826 "\M-\C-t" gnus-summary-toggle-threads
1827 "\M-\C-s" gnus-summary-show-thread
1828 "\M-\C-h" gnus-summary-hide-thread
1829 "\M-\C-f" gnus-summary-next-thread
1830 "\M-\C-b" gnus-summary-prev-thread
1831 [(meta down)] gnus-summary-next-thread
1832 [(meta up)] gnus-summary-prev-thread
1833 "\M-\C-u" gnus-summary-up-thread
1834 "\M-\C-d" gnus-summary-down-thread
1835 "&" gnus-summary-execute-command
1836 "c" gnus-summary-catchup-and-exit
1837 "\C-w" gnus-summary-mark-region-as-read
1838 "\C-t" gnus-summary-toggle-truncation
1839 "?" gnus-summary-mark-as-dormant
1840 "\C-c\M-\C-s" gnus-summary-limit-include-expunged
1841 "\C-c\C-s\C-n" gnus-summary-sort-by-number
1842 "\C-c\C-s\C-m\C-n" gnus-summary-sort-by-most-recent-number
1843 "\C-c\C-s\C-l" gnus-summary-sort-by-lines
1844 "\C-c\C-s\C-c" gnus-summary-sort-by-chars
1845 "\C-c\C-s\C-a" gnus-summary-sort-by-author
1846 "\C-c\C-s\C-t" gnus-summary-sort-by-recipient
1847 "\C-c\C-s\C-s" gnus-summary-sort-by-subject
1848 "\C-c\C-s\C-d" gnus-summary-sort-by-date
1849 "\C-c\C-s\C-m\C-d" gnus-summary-sort-by-most-recent-date
1850 "\C-c\C-s\C-i" gnus-summary-sort-by-score
1851 "\C-c\C-s\C-o" gnus-summary-sort-by-original
1852 "\C-c\C-s\C-r" gnus-summary-sort-by-random
1853 "=" gnus-summary-expand-window
1854 "\C-x\C-s" gnus-summary-reselect-current-group
1855 "\M-g" gnus-summary-rescan-group
1856 "w" gnus-summary-stop-page-breaking
1857 "\C-c\C-r" gnus-summary-caesar-message
1858 "f" gnus-summary-followup
1859 "F" gnus-summary-followup-with-original
1860 "C" gnus-summary-cancel-article
1861 "r" gnus-summary-reply
1862 "R" gnus-summary-reply-with-original
1863 "\C-c\C-f" gnus-summary-mail-forward
1864 "o" gnus-summary-save-article
1865 "\C-o" gnus-summary-save-article-mail
1866 "|" gnus-summary-pipe-output
1867 "\M-k" gnus-summary-edit-local-kill
1868 "\M-K" gnus-summary-edit-global-kill
1870 "\C-c\C-d" gnus-summary-describe-group
1871 "q" gnus-summary-exit
1872 "Q" gnus-summary-exit-no-update
1873 "\C-c\C-i" gnus-info-find-node
1874 gnus-mouse-2 gnus-mouse-pick-article
1875 [follow-link] mouse-face
1876 "m" gnus-summary-mail-other-window
1877 "a" gnus-summary-post-news
1878 "i" gnus-summary-news-other-window
1879 "x" gnus-summary-limit-to-unread
1880 "s" gnus-summary-isearch-article
1881 "t" gnus-summary-toggle-header
1882 "g" gnus-summary-show-article
1883 "l" gnus-summary-goto-last-article
1884 "\C-c\C-v\C-v" gnus-uu-decode-uu-view
1885 "\C-d" gnus-summary-enter-digest-group
1886 "\M-\C-d" gnus-summary-read-document
1887 "\M-\C-e" gnus-summary-edit-parameters
1888 "\M-\C-a" gnus-summary-customize-parameters
1890 "*" gnus-cache-enter-article
1891 "\M-*" gnus-cache-remove-article
1892 "\M-&" gnus-summary-universal-argument
1893 "\C-l" gnus-recenter
1894 "I" gnus-summary-increase-score
1895 "L" gnus-summary-lower-score
1896 "\M-i" gnus-symbolic-argument
1897 "h" gnus-summary-select-article-buffer
1899 "b" gnus-article-view-part
1900 "\M-t" gnus-summary-toggle-display-buttonized
1902 "V" gnus-summary-score-map
1903 "X" gnus-uu-extract-map
1904 "S" gnus-summary-send-map)
1906 ;; Sort of orthogonal keymap
1907 (gnus-define-keys (gnus-summary-mark-map "M" gnus-summary-mode-map)
1908 "t" gnus-summary-tick-article-forward
1909 "!" gnus-summary-tick-article-forward
1910 "d" gnus-summary-mark-as-read-forward
1911 "r" gnus-summary-mark-as-read-forward
1912 "c" gnus-summary-clear-mark-forward
1913 " " gnus-summary-clear-mark-forward
1914 "e" gnus-summary-mark-as-expirable
1915 "x" gnus-summary-mark-as-expirable
1916 "?" gnus-summary-mark-as-dormant
1917 "b" gnus-summary-set-bookmark
1918 "B" gnus-summary-remove-bookmark
1919 "#" gnus-summary-mark-as-processable
1920 "\M-#" gnus-summary-unmark-as-processable
1921 "S" gnus-summary-limit-include-expunged
1922 "C" gnus-summary-catchup
1923 "H" gnus-summary-catchup-to-here
1924 "h" gnus-summary-catchup-from-here
1925 "\C-c" gnus-summary-catchup-all
1926 "k" gnus-summary-kill-same-subject-and-select
1927 "K" gnus-summary-kill-same-subject
1928 "P" gnus-uu-mark-map)
1930 (gnus-define-keys (gnus-summary-mscore-map "V" gnus-summary-mark-map)
1931 "c" gnus-summary-clear-above
1932 "u" gnus-summary-tick-above
1933 "m" gnus-summary-mark-above
1934 "k" gnus-summary-kill-below)
1936 (gnus-define-keys (gnus-summary-limit-map "/" gnus-summary-mode-map)
1937 "/" gnus-summary-limit-to-subject
1938 "n" gnus-summary-limit-to-articles
1939 "b" gnus-summary-limit-to-bodies
1940 "h" gnus-summary-limit-to-headers
1941 "w" gnus-summary-pop-limit
1942 "s" gnus-summary-limit-to-subject
1943 "a" gnus-summary-limit-to-author
1944 "u" gnus-summary-limit-to-unread
1945 "m" gnus-summary-limit-to-marks
1946 "M" gnus-summary-limit-exclude-marks
1947 "v" gnus-summary-limit-to-score
1948 "*" gnus-summary-limit-include-cached
1949 "D" gnus-summary-limit-include-dormant
1950 "T" gnus-summary-limit-include-thread
1951 "d" gnus-summary-limit-exclude-dormant
1952 "t" gnus-summary-limit-to-age
1953 "." gnus-summary-limit-to-unseen
1954 "x" gnus-summary-limit-to-extra
1955 "p" gnus-summary-limit-to-display-predicate
1956 "E" gnus-summary-limit-include-expunged
1957 "c" gnus-summary-limit-exclude-childless-dormant
1958 "C" gnus-summary-limit-mark-excluded-as-read
1959 "o" gnus-summary-insert-old-articles
1960 "N" gnus-summary-insert-new-articles
1961 "S" gnus-summary-limit-to-singletons
1962 "r" gnus-summary-limit-to-replied
1963 "R" gnus-summary-limit-to-recipient
1964 "A" gnus-summary-limit-to-address)
1966 (gnus-define-keys (gnus-summary-goto-map "G" gnus-summary-mode-map)
1967 "n" gnus-summary-next-unread-article
1968 "p" gnus-summary-prev-unread-article
1969 "N" gnus-summary-next-article
1970 "P" gnus-summary-prev-article
1971 "\C-n" gnus-summary-next-same-subject
1972 "\C-p" gnus-summary-prev-same-subject
1973 "\M-n" gnus-summary-next-unread-subject
1974 "\M-p" gnus-summary-prev-unread-subject
1975 "f" gnus-summary-first-unread-article
1976 "b" gnus-summary-best-unread-article
1977 "j" gnus-summary-goto-article
1978 "g" gnus-summary-goto-subject
1979 "l" gnus-summary-goto-last-article
1980 "o" gnus-summary-pop-article)
1982 (gnus-define-keys (gnus-summary-thread-map "T" gnus-summary-mode-map)
1983 "k" gnus-summary-kill-thread
1984 "E" gnus-summary-expire-thread
1985 "l" gnus-summary-lower-thread
1986 "i" gnus-summary-raise-thread
1987 "T" gnus-summary-toggle-threads
1988 "t" gnus-summary-rethread-current
1989 "^" gnus-summary-reparent-thread
1990 "\M-^" gnus-summary-reparent-children
1991 "s" gnus-summary-show-thread
1992 "S" gnus-summary-show-all-threads
1993 "h" gnus-summary-hide-thread
1994 "H" gnus-summary-hide-all-threads
1995 "n" gnus-summary-next-thread
1996 "p" gnus-summary-prev-thread
1997 "u" gnus-summary-up-thread
1998 "o" gnus-summary-top-thread
1999 "d" gnus-summary-down-thread
2000 "#" gnus-uu-mark-thread
2001 "\M-#" gnus-uu-unmark-thread)
2003 (gnus-define-keys (gnus-summary-buffer-map "Y" gnus-summary-mode-map)
2004 "g" gnus-summary-prepare
2005 "c" gnus-summary-insert-cached-articles
2006 "d" gnus-summary-insert-dormant-articles
2007 "t" gnus-summary-insert-ticked-articles)
2009 (gnus-define-keys (gnus-summary-exit-map "Z" gnus-summary-mode-map)
2010 "c" gnus-summary-catchup-and-exit
2011 "C" gnus-summary-catchup-all-and-exit
2012 "E" gnus-summary-exit-no-update
2013 "Q" gnus-summary-exit
2014 "Z" gnus-summary-exit
2015 "n" gnus-summary-catchup-and-goto-next-group
2016 "p" gnus-summary-catchup-and-goto-prev-group
2017 "R" gnus-summary-reselect-current-group
2018 "G" gnus-summary-rescan-group
2019 "N" gnus-summary-next-group
2020 "s" gnus-summary-save-newsrc
2021 "P" gnus-summary-prev-group)
2023 (gnus-define-keys (gnus-summary-article-map "A" gnus-summary-mode-map)
2024 " " gnus-summary-next-page
2025 "n" gnus-summary-next-page
2026 "\177" gnus-summary-prev-page
2027 [delete] gnus-summary-prev-page
2028 "p" gnus-summary-prev-page
2029 "\r" gnus-summary-scroll-up
2030 "\M-\r" gnus-summary-scroll-down
2031 "<" gnus-summary-beginning-of-article
2032 ">" gnus-summary-end-of-article
2033 "b" gnus-summary-beginning-of-article
2034 "e" gnus-summary-end-of-article
2035 "^" gnus-summary-refer-parent-article
2036 "r" gnus-summary-refer-parent-article
2037 "D" gnus-summary-enter-digest-group
2038 "R" gnus-summary-refer-references
2039 "T" gnus-summary-refer-thread
2040 "g" gnus-summary-show-article
2041 "s" gnus-summary-isearch-article
2042 "P" gnus-summary-print-article
2043 "S" gnus-sticky-article
2044 "M" gnus-mailing-list-insinuate
2045 "t" gnus-article-babel)
2047 (gnus-define-keys (gnus-summary-wash-map "W" gnus-summary-mode-map)
2048 "b" gnus-article-add-buttons
2049 "B" gnus-article-add-buttons-to-head
2050 "o" gnus-article-treat-overstrike
2051 "e" gnus-article-emphasize
2052 "w" gnus-article-fill-cited-article
2053 "Q" gnus-article-fill-long-lines
2054 "L" gnus-article-toggle-truncate-lines
2055 "C" gnus-article-capitalize-sentences
2056 "c" gnus-article-remove-cr
2057 "q" gnus-article-de-quoted-unreadable
2058 "6" gnus-article-de-base64-unreadable
2059 "Z" gnus-article-decode-HZ
2060 "A" gnus-article-treat-ansi-sequences
2061 "h" gnus-article-wash-html
2062 "u" gnus-article-unsplit-urls
2063 "s" gnus-summary-force-verify-and-decrypt
2064 "f" gnus-article-display-x-face
2065 "l" gnus-summary-stop-page-breaking
2066 "r" gnus-summary-caesar-message
2067 "m" gnus-summary-morse-message
2068 "t" gnus-summary-toggle-header
2069 "g" gnus-treat-smiley
2070 "v" gnus-summary-verbose-headers
2071 "a" gnus-article-strip-headers-in-body ;; mnemonic: wash archive
2072 "p" gnus-article-verify-x-pgp-sig
2073 "d" gnus-article-treat-dumbquotes
2074 "i" gnus-summary-idna-message)
2076 (gnus-define-keys (gnus-summary-wash-deuglify-map "Y" gnus-summary-wash-map)
2077 ;; mnemonic: deuglif*Y*
2078 "u" gnus-article-outlook-unwrap-lines
2079 "a" gnus-article-outlook-repair-attribution
2080 "c" gnus-article-outlook-rearrange-citation
2081 "f" gnus-article-outlook-deuglify-article) ;; mnemonic: full deuglify
2083 (gnus-define-keys (gnus-summary-wash-hide-map "W" gnus-summary-wash-map)
2084 "a" gnus-article-hide
2085 "h" gnus-article-hide-headers
2086 "b" gnus-article-hide-boring-headers
2087 "s" gnus-article-hide-signature
2088 "c" gnus-article-hide-citation
2089 "C" gnus-article-hide-citation-in-followups
2090 "l" gnus-article-hide-list-identifiers
2091 "B" gnus-article-strip-banner
2092 "P" gnus-article-hide-pem
2093 "\C-c" gnus-article-hide-citation-maybe)
2095 (gnus-define-keys (gnus-summary-wash-highlight-map "H" gnus-summary-wash-map)
2096 "a" gnus-article-highlight
2097 "h" gnus-article-highlight-headers
2098 "c" gnus-article-highlight-citation
2099 "s" gnus-article-highlight-signature)
2101 (gnus-define-keys (gnus-summary-wash-header-map "G" gnus-summary-wash-map)
2102 "f" gnus-article-treat-fold-headers
2103 "u" gnus-article-treat-unfold-headers
2104 "n" gnus-article-treat-fold-newsgroups)
2106 (gnus-define-keys (gnus-summary-wash-display-map "D" gnus-summary-wash-map)
2107 "x" gnus-article-display-x-face
2108 "d" gnus-article-display-face
2109 "s" gnus-treat-smiley
2110 "D" gnus-article-remove-images
2111 "f" gnus-treat-from-picon
2112 "m" gnus-treat-mail-picon
2113 "n" gnus-treat-newsgroups-picon)
2115 (gnus-define-keys (gnus-summary-wash-mime-map "M" gnus-summary-wash-map)
2116 "w" gnus-article-decode-mime-words
2117 "c" gnus-article-decode-charset
2118 "v" gnus-mime-view-all-parts
2119 "b" gnus-article-view-part)
2121 (gnus-define-keys (gnus-summary-wash-time-map "T" gnus-summary-wash-map)
2122 "z" gnus-article-date-ut
2123 "u" gnus-article-date-ut
2124 "l" gnus-article-date-local
2125 "p" gnus-article-date-english
2126 "e" gnus-article-date-lapsed
2127 "o" gnus-article-date-original
2128 "i" gnus-article-date-iso8601
2129 "s" gnus-article-date-user)
2131 (gnus-define-keys (gnus-summary-wash-empty-map "E" gnus-summary-wash-map)
2132 "t" gnus-article-remove-trailing-blank-lines
2133 "l" gnus-article-strip-leading-blank-lines
2134 "m" gnus-article-strip-multiple-blank-lines
2135 "a" gnus-article-strip-blank-lines
2136 "A" gnus-article-strip-all-blank-lines
2137 "s" gnus-article-strip-leading-space
2138 "e" gnus-article-strip-trailing-space
2139 "w" gnus-article-remove-leading-whitespace)
2141 (gnus-define-keys (gnus-summary-help-map "H" gnus-summary-mode-map)
2143 "f" gnus-summary-fetch-faq
2144 "d" gnus-summary-describe-group
2145 "h" gnus-summary-describe-briefly
2146 "i" gnus-info-find-node
2147 "c" gnus-group-fetch-charter
2148 "C" gnus-group-fetch-control)
2150 (gnus-define-keys (gnus-summary-backend-map "B" gnus-summary-mode-map)
2151 "e" gnus-summary-expire-articles
2152 "\M-\C-e" gnus-summary-expire-articles-now
2153 "\177" gnus-summary-delete-article
2154 [delete] gnus-summary-delete-article
2155 [backspace] gnus-summary-delete-article
2156 "m" gnus-summary-move-article
2157 "r" gnus-summary-respool-article
2158 "w" gnus-summary-edit-article
2159 "c" gnus-summary-copy-article
2160 "B" gnus-summary-crosspost-article
2161 "q" gnus-summary-respool-query
2162 "t" gnus-summary-respool-trace
2163 "i" gnus-summary-import-article
2164 "I" gnus-summary-create-article
2165 "p" gnus-summary-article-posted-p)
2167 (gnus-define-keys (gnus-summary-save-map "O" gnus-summary-mode-map)
2168 "o" gnus-summary-save-article
2169 "m" gnus-summary-save-article-mail
2170 "F" gnus-summary-write-article-file
2171 "r" gnus-summary-save-article-rmail
2172 "f" gnus-summary-save-article-file
2173 "b" gnus-summary-save-article-body-file
2174 "B" gnus-summary-write-article-body-file
2175 "h" gnus-summary-save-article-folder
2176 "v" gnus-summary-save-article-vm
2177 "p" gnus-summary-pipe-output
2178 "P" gnus-summary-muttprint
2179 "s" gnus-soup-add-article)
2181 (gnus-define-keys (gnus-summary-mime-map "K" gnus-summary-mode-map)
2182 "b" gnus-summary-display-buttonized
2183 "m" gnus-summary-repair-multipart
2184 "v" gnus-article-view-part
2185 "o" gnus-article-save-part
2186 "O" gnus-article-save-part-and-strip
2187 "r" gnus-article-replace-part
2188 "d" gnus-article-delete-part
2189 "t" gnus-article-view-part-as-type
2190 "j" gnus-article-jump-to-part
2191 "c" gnus-article-copy-part
2192 "C" gnus-article-view-part-as-charset
2193 "e" gnus-article-view-part-externally
2194 "H" gnus-article-browse-html-article
2195 "E" gnus-article-encrypt-body
2196 "i" gnus-article-inline-part
2197 "|" gnus-article-pipe-part)
2199 (gnus-define-keys (gnus-uu-mark-map "P" gnus-summary-mark-map)
2200 "p" gnus-summary-mark-as-processable
2201 "u" gnus-summary-unmark-as-processable
2202 "U" gnus-summary-unmark-all-processable
2203 "v" gnus-uu-mark-over
2204 "s" gnus-uu-mark-series
2205 "r" gnus-uu-mark-region
2206 "g" gnus-uu-unmark-region
2207 "R" gnus-uu-mark-by-regexp
2208 "G" gnus-uu-unmark-by-regexp
2209 "t" gnus-uu-mark-thread
2210 "T" gnus-uu-unmark-thread
2211 "a" gnus-uu-mark-all
2212 "b" gnus-uu-mark-buffer
2213 "S" gnus-uu-mark-sparse
2214 "k" gnus-summary-kill-process-mark
2215 "y" gnus-summary-yank-process-mark
2216 "w" gnus-summary-save-process-mark
2217 "i" gnus-uu-invert-processable)
2219 (gnus-define-keys (gnus-uu-extract-map "X" gnus-summary-mode-map)
2220 ;;"x" gnus-uu-extract-any
2221 "m" gnus-summary-save-parts
2222 "u" gnus-uu-decode-uu
2223 "U" gnus-uu-decode-uu-and-save
2224 "s" gnus-uu-decode-unshar
2225 "S" gnus-uu-decode-unshar-and-save
2226 "o" gnus-uu-decode-save
2227 "O" gnus-uu-decode-save
2228 "b" gnus-uu-decode-binhex
2229 "B" gnus-uu-decode-binhex
2230 "Y" gnus-uu-decode-yenc
2231 "p" gnus-uu-decode-postscript
2232 "P" gnus-uu-decode-postscript-and-save)
2235 (gnus-uu-extract-view-map "v" gnus-uu-extract-map)
2236 "u" gnus-uu-decode-uu-view
2237 "U" gnus-uu-decode-uu-and-save-view
2238 "s" gnus-uu-decode-unshar-view
2239 "S" gnus-uu-decode-unshar-and-save-view
2240 "o" gnus-uu-decode-save-view
2241 "O" gnus-uu-decode-save-view
2242 "b" gnus-uu-decode-binhex-view
2243 "B" gnus-uu-decode-binhex-view
2244 "p" gnus-uu-decode-postscript-view
2245 "P" gnus-uu-decode-postscript-and-save-view)
2247 (defvar gnus-article-post-menu nil)
2249 (defconst gnus-summary-menu-maxlen 20)
2251 (defun gnus-summary-menu-split (menu)
2252 ;; If we have lots of elements, divide them into groups of 20
2253 ;; and make a pane (or submenu) for each one.
2254 (if (> (length menu) (/ (* gnus-summary-menu-maxlen 3) 2))
2255 (let ((menu menu) sublists next
2258 ;; Pull off the next gnus-summary-menu-maxlen elements
2259 ;; and make them the next element of sublist.
2260 (setq next (nthcdr gnus-summary-menu-maxlen menu))
2262 (setcdr (nthcdr (1- gnus-summary-menu-maxlen) menu)
2264 (setq sublists (cons (cons (format "%s ... %s" (aref (car menu) 0)
2265 (aref (car (last menu)) 0)) menu)
2269 (nreverse sublists))
2270 ;; Few elements--put them all in one pane.
2273 (defun gnus-summary-make-menu-bar ()
2274 (gnus-turn-off-edit-menu 'summary)
2276 (unless (boundp 'gnus-summary-misc-menu)
2279 gnus-summary-kill-menu gnus-summary-mode-map ""
2284 ["Customize" gnus-score-customize t])
2285 (gnus-make-score-map 'increase)
2286 (gnus-make-score-map 'lower)
2288 ["Kill below" gnus-summary-kill-below t]
2289 ["Mark above" gnus-summary-mark-above t]
2290 ["Tick above" gnus-summary-tick-above t]
2291 ["Clear above" gnus-summary-clear-above t])
2292 ["Current score" gnus-summary-current-score t]
2293 ["Set score" gnus-summary-set-score t]
2294 ["Switch current score file..." gnus-score-change-score-file t]
2295 ["Set mark below..." gnus-score-set-mark-below t]
2296 ["Set expunge below..." gnus-score-set-expunge-below t]
2297 ["Edit current score file" gnus-score-edit-current-scores t]
2298 ["Edit score file..." gnus-score-edit-file t]
2299 ["Trace score" gnus-score-find-trace t]
2300 ["Find words" gnus-score-find-favourite-words t]
2301 ["Rescore buffer" gnus-summary-rescore t]
2302 ["Increase score..." gnus-summary-increase-score t]
2303 ["Lower score..." gnus-summary-lower-score t]))))
2305 ;; Define both the Article menu in the summary buffer and the
2306 ;; equivalent Commands menu in the article buffer here for
2310 ["All" gnus-article-hide t]
2311 ["Headers" gnus-article-hide-headers t]
2312 ["Signature" gnus-article-hide-signature t]
2313 ["Citation" gnus-article-hide-citation t]
2314 ["List identifiers" gnus-article-hide-list-identifiers t]
2315 ["Banner" gnus-article-strip-banner t]
2316 ["Boring headers" gnus-article-hide-boring-headers t])
2318 ["All" gnus-article-highlight t]
2319 ["Headers" gnus-article-highlight-headers t]
2320 ["Signature" gnus-article-highlight-signature t]
2321 ["Citation" gnus-article-highlight-citation t])
2323 ["Words" gnus-article-decode-mime-words t]
2324 ["Charset" gnus-article-decode-charset t]
2325 ["QP" gnus-article-de-quoted-unreadable t]
2326 ["Base64" gnus-article-de-base64-unreadable t]
2327 ["View MIME buttons" gnus-summary-display-buttonized t]
2328 ["View all" gnus-mime-view-all-parts t]
2329 ["Verify and Decrypt" gnus-summary-force-verify-and-decrypt t]
2330 ["Encrypt body" gnus-article-encrypt-body
2331 :active (not (gnus-group-read-only-p))
2332 ,@(if (featurep 'xemacs) nil
2333 '(:help "Encrypt the message body on disk"))]
2334 ["Extract all parts..." gnus-summary-save-parts t]
2336 ["Repair multipart" gnus-summary-repair-multipart t]
2337 ["Pipe part..." gnus-article-pipe-part t]
2338 ["Inline part" gnus-article-inline-part t]
2339 ["View part as type..." gnus-article-view-part-as-type t]
2340 ["Encrypt body" gnus-article-encrypt-body
2341 :active (not (gnus-group-read-only-p))
2342 ,@(if (featurep 'xemacs) nil
2343 '(:help "Encrypt the message body on disk"))]
2344 ["View part externally" gnus-article-view-part-externally t]
2345 ["View HTML parts in browser" gnus-article-browse-html-article t]
2346 ["View part with charset..." gnus-article-view-part-as-charset t]
2347 ["Copy part" gnus-article-copy-part t]
2348 ["Save part..." gnus-article-save-part t]
2349 ["View part" gnus-article-view-part t]))
2351 ["Local" gnus-article-date-local t]
2352 ["ISO8601" gnus-article-date-iso8601 t]
2353 ["UT" gnus-article-date-ut t]
2354 ["Original" gnus-article-date-original t]
2355 ["Lapsed" gnus-article-date-lapsed t]
2356 ["User-defined" gnus-article-date-user t])
2358 ["Remove images" gnus-article-remove-images t]
2359 ["Toggle smiley" gnus-treat-smiley t]
2360 ["Show X-Face" gnus-article-display-x-face t]
2361 ["Show picons in From" gnus-treat-from-picon t]
2362 ["Show picons in mail headers" gnus-treat-mail-picon t]
2363 ["Show picons in news headers" gnus-treat-newsgroups-picon t]
2364 ("View as different encoding"
2365 ,@(gnus-summary-menu-split
2368 ;; Since easymenu under Emacs doesn't allow
2369 ;; lambda forms for menu commands, we should
2370 ;; provide intern'ed function symbols.
2371 (let ((command (intern (format "\
2372 gnus-summary-show-article-from-menu-as-charset-%s" cs))))
2376 (let ((gnus-summary-show-article-charset-alist
2378 (gnus-summary-show-article 1))))
2379 `[,(symbol-name cs) ,command t]))
2380 (sort (if (fboundp 'coding-system-list)
2381 (coding-system-list)
2382 (mapcar 'car mm-mime-mule-charset-alist))
2386 ["Leading" gnus-article-strip-leading-blank-lines t]
2387 ["Multiple" gnus-article-strip-multiple-blank-lines t]
2388 ["Trailing" gnus-article-remove-trailing-blank-lines t]
2389 ["All of the above" gnus-article-strip-blank-lines t]
2390 ["All" gnus-article-strip-all-blank-lines t]
2391 ["Leading space" gnus-article-strip-leading-space t]
2392 ["Trailing space" gnus-article-strip-trailing-space t]
2393 ["Leading space in headers"
2394 gnus-article-remove-leading-whitespace t])
2395 ["Overstrike" gnus-article-treat-overstrike t]
2396 ["Dumb quotes" gnus-article-treat-dumbquotes t]
2397 ["Emphasis" gnus-article-emphasize t]
2398 ["Word wrap" gnus-article-fill-cited-article t]
2399 ["Fill long lines" gnus-article-fill-long-lines t]
2400 ["Toggle truncate long lines" gnus-article-toggle-truncate-lines t]
2401 ["Capitalize sentences" gnus-article-capitalize-sentences t]
2402 ["Remove CR" gnus-article-remove-cr t]
2403 ["Quoted-Printable" gnus-article-de-quoted-unreadable t]
2404 ["Base64" gnus-article-de-base64-unreadable t]
2405 ["Rot 13" gnus-summary-caesar-message
2406 ,@(if (featurep 'xemacs) '(t)
2407 '(:help "\"Caesar rotate\" article by 13"))]
2408 ["De-IDNA" gnus-summary-idna-message t]
2409 ["Morse decode" gnus-summary-morse-message t]
2410 ["Unix pipe..." gnus-summary-pipe-message t]
2411 ["Add buttons" gnus-article-add-buttons t]
2412 ["Add buttons to head" gnus-article-add-buttons-to-head t]
2413 ["Stop page breaking" gnus-summary-stop-page-breaking t]
2414 ["Verbose header" gnus-summary-verbose-headers t]
2415 ["Toggle header" gnus-summary-toggle-header t]
2416 ["Unfold headers" gnus-article-treat-unfold-headers t]
2417 ["Fold newsgroups" gnus-article-treat-fold-newsgroups t]
2418 ["Html" gnus-article-wash-html t]
2419 ["Unsplit URLs" gnus-article-unsplit-urls t]
2420 ["Verify X-PGP-Sig" gnus-article-verify-x-pgp-sig t]
2421 ["Decode HZ" gnus-article-decode-HZ t]
2422 ["ANSI sequences" gnus-article-treat-ansi-sequences t]
2423 ("(Outlook) Deuglify"
2424 ["Unwrap lines" gnus-article-outlook-unwrap-lines t]
2425 ["Repair attribution" gnus-article-outlook-repair-attribution t]
2426 ["Rearrange citation" gnus-article-outlook-rearrange-citation t]
2427 ["Full (Outlook) deuglify"
2428 gnus-article-outlook-deuglify-article t])
2431 ["Save in default format..." gnus-summary-save-article
2432 ,@(if (featurep 'xemacs) '(t)
2433 '(:help "Save article using default method"))]
2434 ["Save in file..." gnus-summary-save-article-file
2435 ,@(if (featurep 'xemacs) '(t)
2436 '(:help "Save article in file"))]
2437 ["Save in Unix mail format..." gnus-summary-save-article-mail t]
2438 ["Save in MH folder..." gnus-summary-save-article-folder t]
2439 ["Save in VM folder..." gnus-summary-save-article-vm t]
2440 ["Save in RMAIL mbox..." gnus-summary-save-article-rmail t]
2441 ["Save body in file..." gnus-summary-save-article-body-file t]
2442 ["Pipe through a filter..." gnus-summary-pipe-output t]
2443 ["Add to SOUP packet" gnus-soup-add-article t]
2444 ["Print with Muttprint..." gnus-summary-muttprint t]
2445 ["Print" gnus-summary-print-article
2446 ,@(if (featurep 'xemacs) '(t)
2447 '(:help "Generate and print a PostScript image"))])
2448 ("Copy, move,... (Backend)"
2449 ,@(if (featurep 'xemacs) nil
2450 '(:help "Copying, moving, expiring articles..."))
2451 ["Respool article..." gnus-summary-respool-article t]
2452 ["Move article..." gnus-summary-move-article
2453 (gnus-check-backend-function
2454 'request-move-article gnus-newsgroup-name)]
2455 ["Copy article..." gnus-summary-copy-article t]
2456 ["Crosspost article..." gnus-summary-crosspost-article
2457 (gnus-check-backend-function
2458 'request-replace-article gnus-newsgroup-name)]
2459 ["Import file..." gnus-summary-import-article
2460 (gnus-check-backend-function
2461 'request-accept-article gnus-newsgroup-name)]
2462 ["Create article..." gnus-summary-create-article
2463 (gnus-check-backend-function
2464 'request-accept-article gnus-newsgroup-name)]
2465 ["Check if posted" gnus-summary-article-posted-p t]
2466 ["Edit article" gnus-summary-edit-article
2467 (not (gnus-group-read-only-p))]
2468 ["Delete article" gnus-summary-delete-article
2469 (gnus-check-backend-function
2470 'request-expire-articles gnus-newsgroup-name)]
2471 ["Query respool" gnus-summary-respool-query t]
2472 ["Trace respool" gnus-summary-respool-trace t]
2473 ["Delete expirable articles" gnus-summary-expire-articles-now
2474 (gnus-check-backend-function
2475 'request-expire-articles gnus-newsgroup-name)])
2477 ["Uudecode" gnus-uu-decode-uu
2478 ,@(if (featurep 'xemacs) '(t)
2479 '(:help "Decode uuencoded article(s)"))]
2480 ["Uudecode and save" gnus-uu-decode-uu-and-save t]
2481 ["Unshar" gnus-uu-decode-unshar t]
2482 ["Unshar and save" gnus-uu-decode-unshar-and-save t]
2483 ["Save" gnus-uu-decode-save t]
2484 ["Binhex" gnus-uu-decode-binhex t]
2485 ["Postscript" gnus-uu-decode-postscript t]
2486 ["All MIME parts" gnus-summary-save-parts t])
2488 ["Enter article" gnus-cache-enter-article t]
2489 ["Remove article" gnus-cache-remove-article t])
2490 ["Translate" gnus-article-babel t]
2491 ["Select article buffer" gnus-summary-select-article-buffer t]
2492 ["Make article buffer sticky" gnus-sticky-article t]
2493 ["Enter digest buffer" gnus-summary-enter-digest-group t]
2494 ["Isearch article..." gnus-summary-isearch-article t]
2495 ["Beginning of the article" gnus-summary-beginning-of-article t]
2496 ["End of the article" gnus-summary-end-of-article t]
2497 ["Fetch parent of article" gnus-summary-refer-parent-article t]
2498 ["Fetch referenced articles" gnus-summary-refer-references t]
2499 ["Fetch current thread" gnus-summary-refer-thread t]
2500 ["Fetch article with id..." gnus-summary-refer-article t]
2501 ["Setup Mailing List Params" gnus-mailing-list-insinuate t]
2502 ["Redisplay" gnus-summary-show-article t]
2503 ["Raw article" gnus-summary-show-raw-article :keys "C-u g"])))
2505 gnus-summary-article-menu gnus-summary-mode-map ""
2506 (cons "Article" innards))
2508 (if (not (keymapp gnus-summary-article-menu))
2510 gnus-article-commands-menu gnus-article-mode-map ""
2511 (cons "Commands" innards))
2512 ;; in Emacs, don't share menu.
2513 (setq gnus-article-commands-menu
2514 (copy-keymap gnus-summary-article-menu))
2515 (define-key gnus-article-mode-map [menu-bar commands]
2516 (cons "Commands" gnus-article-commands-menu))))
2519 gnus-summary-thread-menu gnus-summary-mode-map ""
2521 ["Find all messages in thread" gnus-summary-refer-thread t]
2522 ["Toggle threading" gnus-summary-toggle-threads t]
2523 ["Hide threads" gnus-summary-hide-all-threads t]
2524 ["Show threads" gnus-summary-show-all-threads t]
2525 ["Hide thread" gnus-summary-hide-thread t]
2526 ["Show thread" gnus-summary-show-thread t]
2527 ["Go to next thread" gnus-summary-next-thread t]
2528 ["Go to previous thread" gnus-summary-prev-thread t]
2529 ["Go down thread" gnus-summary-down-thread t]
2530 ["Go up thread" gnus-summary-up-thread t]
2531 ["Top of thread" gnus-summary-top-thread t]
2532 ["Mark thread as read" gnus-summary-kill-thread t]
2533 ["Mark thread as expired" gnus-summary-expire-thread t]
2534 ["Lower thread score" gnus-summary-lower-thread t]
2535 ["Raise thread score" gnus-summary-raise-thread t]
2536 ["Rethread current" gnus-summary-rethread-current t]))
2539 gnus-summary-post-menu gnus-summary-mode-map ""
2541 ["Send a message (mail or news)" gnus-summary-post-news
2542 ,@(if (featurep 'xemacs) '(t)
2543 '(:help "Compose a new message (mail or news)"))]
2544 ["Followup" gnus-summary-followup
2545 ,@(if (featurep 'xemacs) '(t)
2546 '(:help "Post followup to this article"))]
2547 ["Followup and yank" gnus-summary-followup-with-original
2548 ,@(if (featurep 'xemacs) '(t)
2549 '(:help "Post followup to this article, quoting its contents"))]
2550 ["Supersede article" gnus-summary-supersede-article t]
2551 ["Cancel article" gnus-summary-cancel-article
2552 ,@(if (featurep 'xemacs) '(t)
2553 '(:help "Cancel an article you posted"))]
2554 ["Reply" gnus-summary-reply t]
2555 ["Reply and yank" gnus-summary-reply-with-original t]
2556 ["Wide reply" gnus-summary-wide-reply t]
2557 ["Wide reply and yank" gnus-summary-wide-reply-with-original
2558 ,@(if (featurep 'xemacs) '(t)
2559 '(:help "Mail a reply, quoting this article"))]
2560 ["Very wide reply" gnus-summary-very-wide-reply t]
2561 ["Very wide reply and yank" gnus-summary-very-wide-reply-with-original
2562 ,@(if (featurep 'xemacs) '(t)
2563 '(:help "Mail a very wide reply, quoting this article"))]
2564 ["Mail forward" gnus-summary-mail-forward t]
2565 ["Post forward" gnus-summary-post-forward t]
2566 ["Digest and mail" gnus-uu-digest-mail-forward t]
2567 ["Digest and post" gnus-uu-digest-post-forward t]
2568 ["Resend message" gnus-summary-resend-message t]
2569 ["Resend message edit" gnus-summary-resend-message-edit t]
2570 ["Send bounced mail" gnus-summary-resend-bounced-mail t]
2571 ["Send a mail" gnus-summary-mail-other-window t]
2572 ["Create a local message" gnus-summary-news-other-window t]
2573 ["Uuencode and post" gnus-uu-post-news
2574 ,@(if (featurep 'xemacs) '(t)
2575 '(:help "Post a uuencoded article"))]
2576 ["Followup via news" gnus-summary-followup-to-mail t]
2577 ["Followup via news and yank"
2578 gnus-summary-followup-to-mail-with-original t]
2579 ["Strip signature on reply"
2582 (if (not (memq message-cite-function
2583 '(message-cite-original-without-signature
2584 message-cite-original)))
2585 ;; Stupid workaround for XEmacs not honoring :visible.
2586 (message "Can't toggle this value of `message-cite-function'")
2587 (setq message-cite-function
2588 (if (eq message-cite-function
2589 'message-cite-original-without-signature)
2590 'message-cite-original
2591 'message-cite-original-without-signature))))
2592 ;; XEmacs barfs on :visible.
2593 ,@(if (featurep 'xemacs) nil
2594 '(:visible (memq message-cite-function
2595 '(message-cite-original-without-signature
2596 message-cite-original))))
2598 :selected (eq message-cite-function
2599 'message-cite-original-without-signature)
2600 ,@(if (featurep 'xemacs) nil
2601 '(:help "Strip signature from cited article when replying."))]
2603 ;;["Send" gnus-summary-send-draft t]
2604 ;;["Send bounced" gnus-resend-bounced-mail t])
2608 ((not (keymapp gnus-summary-post-menu))
2609 (setq gnus-article-post-menu gnus-summary-post-menu))
2610 ((not gnus-article-post-menu)
2611 ;; Don't share post menu.
2612 (setq gnus-article-post-menu
2613 (copy-keymap gnus-summary-post-menu))))
2614 (define-key gnus-article-mode-map [menu-bar post]
2615 (cons "Post" gnus-article-post-menu))
2618 gnus-summary-misc-menu gnus-summary-mode-map ""
2621 ["Mark as read" gnus-summary-mark-as-read-forward t]
2622 ["Mark same subject and select"
2623 gnus-summary-kill-same-subject-and-select t]
2624 ["Mark same subject" gnus-summary-kill-same-subject t]
2625 ["Catchup" gnus-summary-catchup
2626 ,@(if (featurep 'xemacs) '(t)
2627 '(:help "Mark unread articles in this group as read"))]
2628 ["Catchup all" gnus-summary-catchup-all t]
2629 ["Catchup to here" gnus-summary-catchup-to-here t]
2630 ["Catchup from here" gnus-summary-catchup-from-here t]
2631 ["Catchup region" gnus-summary-mark-region-as-read
2632 (gnus-mark-active-p)]
2633 ["Mark excluded" gnus-summary-limit-mark-excluded-as-read t])
2635 ["Tick" gnus-summary-tick-article-forward t]
2636 ["Mark as dormant" gnus-summary-mark-as-dormant t]
2637 ["Remove marks" gnus-summary-clear-mark-forward t]
2638 ["Set expirable mark" gnus-summary-mark-as-expirable t]
2639 ["Set bookmark" gnus-summary-set-bookmark t]
2640 ["Remove bookmark" gnus-summary-remove-bookmark t])
2642 ["Marks..." gnus-summary-limit-to-marks t]
2643 ["Subject..." gnus-summary-limit-to-subject t]
2644 ["Author..." gnus-summary-limit-to-author t]
2645 ["Recipient..." gnus-summary-limit-to-recipient t]
2646 ["Address..." gnus-summary-limit-to-address t]
2647 ["Age..." gnus-summary-limit-to-age t]
2648 ["Extra..." gnus-summary-limit-to-extra t]
2649 ["Score..." gnus-summary-limit-to-score t]
2650 ["Display Predicate" gnus-summary-limit-to-display-predicate t]
2651 ["Unread" gnus-summary-limit-to-unread t]
2652 ["Unseen" gnus-summary-limit-to-unseen t]
2653 ["Singletons" gnus-summary-limit-to-singletons t]
2654 ["Replied" gnus-summary-limit-to-replied t]
2655 ["Non-dormant" gnus-summary-limit-exclude-dormant t]
2656 ["Next or process marked articles" gnus-summary-limit-to-articles t]
2657 ["Pop limit" gnus-summary-pop-limit t]
2658 ["Show dormant" gnus-summary-limit-include-dormant t]
2659 ["Hide childless dormant"
2660 gnus-summary-limit-exclude-childless-dormant t]
2661 ;;["Hide thread" gnus-summary-limit-exclude-thread t]
2662 ["Hide marked" gnus-summary-limit-exclude-marks t]
2663 ["Show expunged" gnus-summary-limit-include-expunged t])
2665 ["Set mark" gnus-summary-mark-as-processable t]
2666 ["Remove mark" gnus-summary-unmark-as-processable t]
2667 ["Remove all marks" gnus-summary-unmark-all-processable t]
2668 ["Invert marks" gnus-uu-invert-processable t]
2669 ["Mark above" gnus-uu-mark-over t]
2670 ["Mark series" gnus-uu-mark-series t]
2671 ["Mark region" gnus-uu-mark-region (gnus-mark-active-p)]
2672 ["Unmark region" gnus-uu-unmark-region (gnus-mark-active-p)]
2673 ["Mark by regexp..." gnus-uu-mark-by-regexp t]
2674 ["Unmark by regexp..." gnus-uu-unmark-by-regexp t]
2675 ["Mark all" gnus-uu-mark-all t]
2676 ["Mark buffer" gnus-uu-mark-buffer t]
2677 ["Mark sparse" gnus-uu-mark-sparse t]
2678 ["Mark thread" gnus-uu-mark-thread t]
2679 ["Unmark thread" gnus-uu-unmark-thread t]
2680 ("Process Mark Sets"
2681 ["Kill" gnus-summary-kill-process-mark t]
2682 ["Yank" gnus-summary-yank-process-mark
2683 gnus-newsgroup-process-stack]
2684 ["Save" gnus-summary-save-process-mark t]
2685 ["Run command on marked..." gnus-summary-universal-argument t]))
2688 ["Page forward" gnus-summary-next-page
2689 ,@(if (featurep 'xemacs) '(t)
2690 '(:help "Show next page of article"))]
2691 ["Page backward" gnus-summary-prev-page
2692 ,@(if (featurep 'xemacs) '(t)
2693 '(:help "Show previous page of article"))]
2694 ["Line forward" gnus-summary-scroll-up t])
2696 ["Next unread article" gnus-summary-next-unread-article t]
2697 ["Previous unread article" gnus-summary-prev-unread-article t]
2698 ["Next article" gnus-summary-next-article t]
2699 ["Previous article" gnus-summary-prev-article t]
2700 ["Next unread subject" gnus-summary-next-unread-subject t]
2701 ["Previous unread subject" gnus-summary-prev-unread-subject t]
2702 ["Next article same subject" gnus-summary-next-same-subject t]
2703 ["Previous article same subject" gnus-summary-prev-same-subject t]
2704 ["First unread article" gnus-summary-first-unread-article t]
2705 ["Best unread article" gnus-summary-best-unread-article t]
2706 ["Go to subject number..." gnus-summary-goto-subject t]
2707 ["Go to article number..." gnus-summary-goto-article t]
2708 ["Go to the last article" gnus-summary-goto-last-article t]
2709 ["Pop article off history" gnus-summary-pop-article t])
2711 ["Sort by number" gnus-summary-sort-by-number t]
2712 ["Sort by most recent number" gnus-summary-sort-by-most-recent-number t]
2713 ["Sort by author" gnus-summary-sort-by-author t]
2714 ["Sort by recipient" gnus-summary-sort-by-recipient t]
2715 ["Sort by subject" gnus-summary-sort-by-subject t]
2716 ["Sort by date" gnus-summary-sort-by-date t]
2717 ["Sort by most recent date" gnus-summary-sort-by-most-recent-date t]
2718 ["Sort by score" gnus-summary-sort-by-score t]
2719 ["Sort by lines" gnus-summary-sort-by-lines t]
2720 ["Sort by characters" gnus-summary-sort-by-chars t]
2721 ["Randomize" gnus-summary-sort-by-random t]
2722 ["Original sort" gnus-summary-sort-by-original t])
2724 ["Fetch group FAQ" gnus-summary-fetch-faq t]
2725 ["Describe group" gnus-summary-describe-group t]
2726 ["Fetch charter" gnus-group-fetch-charter
2727 ,@(if (featurep 'xemacs) nil
2728 '(:help "Display the charter of the current group"))]
2729 ["Fetch control message" gnus-group-fetch-control
2730 ,@(if (featurep 'xemacs) nil
2731 '(:help "Display the archived control message for the current group"))]
2732 ["Read manual" gnus-info-find-node t])
2734 ["Pick and read" gnus-pick-mode t]
2735 ["Binary" gnus-binary-mode t])
2737 ["Regenerate" gnus-summary-prepare t]
2738 ["Insert cached articles" gnus-summary-insert-cached-articles t]
2739 ["Insert dormant articles" gnus-summary-insert-dormant-articles t]
2740 ["Insert ticked articles" gnus-summary-insert-ticked-articles t]
2741 ["Toggle threading" gnus-summary-toggle-threads t])
2742 ["See old articles" gnus-summary-insert-old-articles t]
2743 ["See new articles" gnus-summary-insert-new-articles t]
2744 ["Filter articles..." gnus-summary-execute-command t]
2745 ["Run command on articles..." gnus-summary-universal-argument t]
2746 ["Search articles forward..." gnus-summary-search-article-forward t]
2747 ["Search articles backward..." gnus-summary-search-article-backward t]
2748 ["Toggle line truncation" gnus-summary-toggle-truncation t]
2749 ["Expand window" gnus-summary-expand-window t]
2750 ["Expire expirable articles" gnus-summary-expire-articles
2751 (gnus-check-backend-function
2752 'request-expire-articles gnus-newsgroup-name)]
2753 ["Edit local kill file" gnus-summary-edit-local-kill t]
2754 ["Edit main kill file" gnus-summary-edit-global-kill t]
2755 ["Edit group parameters" gnus-summary-edit-parameters t]
2756 ["Customize group parameters" gnus-summary-customize-parameters t]
2757 ["Send a bug report" gnus-bug t]
2759 ["Catchup and exit" gnus-summary-catchup-and-exit
2760 ,@(if (featurep 'xemacs) '(t)
2761 '(:help "Mark unread articles in this group as read, then exit"))]
2762 ["Catchup all and exit" gnus-summary-catchup-all-and-exit t]
2763 ["Catchup and goto next" gnus-summary-catchup-and-goto-next-group t]
2764 ["Catchup and goto prev" gnus-summary-catchup-and-goto-prev-group t]
2765 ["Exit group" gnus-summary-exit
2766 ,@(if (featurep 'xemacs) '(t)
2767 '(:help "Exit current group, return to group selection mode"))]
2768 ["Exit group without updating" gnus-summary-exit-no-update t]
2769 ["Exit and goto next group" gnus-summary-next-group t]
2770 ["Exit and goto prev group" gnus-summary-prev-group t]
2771 ["Reselect group" gnus-summary-reselect-current-group t]
2772 ["Rescan group" gnus-summary-rescan-group t]
2773 ["Update dribble" gnus-summary-save-newsrc t])))
2775 (gnus-run-hooks 'gnus-summary-menu-hook)))
2777 (defvar gnus-summary-tool-bar-map nil)
2779 ;; Note: The :set function in the `gnus-summary-tool-bar*' variables will only
2780 ;; affect _new_ message buffers. We might add a function that walks thru all
2781 ;; summary-mode buffers and force the update.
2782 (defun gnus-summary-tool-bar-update (&optional symbol value)
2783 "Update summary mode toolbar.
2784 Setter function for custom variables."
2785 (setq-default gnus-summary-tool-bar-map nil)
2787 ;; When used as ":set" function:
2788 (set-default symbol value))
2789 (when (gnus-buffer-live-p gnus-summary-buffer)
2790 (with-current-buffer gnus-summary-buffer
2791 (gnus-summary-make-tool-bar))))
2793 (defcustom gnus-summary-tool-bar (if (eq gmm-tool-bar-style 'gnome)
2794 'gnus-summary-tool-bar-gnome
2795 'gnus-summary-tool-bar-retro)
2796 "Specifies the Gnus summary tool bar.
2798 It can be either a list or a symbol refering to a list. See
2799 `gmm-tool-bar-from-list' for the format of the list. The
2800 default key map is `gnus-summary-mode-map'.
2802 Pre-defined symbols include `gnus-summary-tool-bar-gnome' and
2803 `gnus-summary-tool-bar-retro'."
2804 :type '(choice (const :tag "GNOME style" gnus-summary-tool-bar-gnome)
2805 (const :tag "Retro look" gnus-summary-tool-bar-retro)
2806 (repeat :tag "User defined list" gmm-tool-bar-item)
2808 :version "23.1" ;; No Gnus
2809 :initialize 'custom-initialize-default
2810 :set 'gnus-summary-tool-bar-update
2811 :group 'gnus-summary)
2813 (defcustom gnus-summary-tool-bar-gnome
2814 '((gnus-summary-post-news "mail/compose" nil)
2815 (gnus-summary-insert-new-articles "mail/inbox" nil
2816 :visible (or (not gnus-agent)
2818 (gnus-summary-reply-with-original "mail/reply")
2819 (gnus-summary-reply "mail/reply" nil :visible nil)
2820 (gnus-summary-followup-with-original "mail/reply-all")
2821 (gnus-summary-followup "mail/reply-all" nil :visible nil)
2822 (gnus-summary-mail-forward "mail/forward")
2823 (gnus-summary-save-article "mail/save")
2824 (gnus-summary-search-article-forward "search" nil :visible nil)
2825 (gnus-summary-print-article "print")
2826 (gnus-summary-tick-article-forward "flag-followup" nil :visible nil)
2827 ;; Some new commands that may need more suitable icons:
2828 (gnus-summary-save-newsrc "save" nil :visible nil)
2829 ;; (gnus-summary-show-article "stock_message-display" nil :visible nil)
2830 (gnus-summary-prev-article "left-arrow")
2831 (gnus-summary-next-article "right-arrow")
2832 (gnus-summary-next-page "next-page")
2833 ;; (gnus-summary-enter-digest-group "right_arrow" nil :visible nil)
2835 ;; Maybe some sort-by-... could be added:
2836 ;; (gnus-summary-sort-by-author "sort-a-z" nil :visible nil)
2837 ;; (gnus-summary-sort-by-date "sort-1-9" nil :visible nil)
2838 (gnus-summary-mark-as-expirable
2840 :visible (gnus-check-backend-function 'request-expire-articles
2841 gnus-newsgroup-name))
2842 (gnus-summary-mark-as-spam
2844 :visible (and (fboundp 'spam-group-ham-contents-p)
2845 (spam-group-ham-contents-p gnus-newsgroup-name))
2846 :help "Mark as spam")
2847 (gnus-summary-mark-as-read-forward
2849 :visible (and (fboundp 'spam-group-spam-contents-p)
2850 (spam-group-spam-contents-p gnus-newsgroup-name)))
2852 (gnus-summary-exit "exit")
2853 (gmm-customize-mode "preferences" t :help "Edit mode preferences")
2854 (gnus-info-find-node "help"))
2855 "List of functions for the summary tool bar (GNOME style).
2857 See `gmm-tool-bar-from-list' for the format of the list."
2858 :type '(repeat gmm-tool-bar-item)
2859 :version "23.1" ;; No Gnus
2860 :initialize 'custom-initialize-default
2861 :set 'gnus-summary-tool-bar-update
2862 :group 'gnus-summary)
2864 (defcustom gnus-summary-tool-bar-retro
2865 '((gnus-summary-prev-unread-article "gnus/prev-ur")
2866 (gnus-summary-next-unread-article "gnus/next-ur")
2867 (gnus-summary-post-news "gnus/post")
2868 (gnus-summary-followup-with-original "gnus/fuwo")
2869 (gnus-summary-followup "gnus/followup")
2870 (gnus-summary-reply-with-original "gnus/reply-wo")
2871 (gnus-summary-reply "gnus/reply")
2872 (gnus-summary-caesar-message "gnus/rot13")
2873 (gnus-uu-decode-uu "gnus/uu-decode")
2874 (gnus-summary-save-article-file "gnus/save-aif")
2875 (gnus-summary-save-article "gnus/save-art")
2876 (gnus-uu-post-news "gnus/uu-post")
2877 (gnus-summary-catchup "gnus/catchup")
2878 (gnus-summary-catchup-and-exit "gnus/cu-exit")
2879 (gnus-summary-exit "gnus/exit-summ")
2880 ;; Some new command that may need more suitable icons:
2881 (gnus-summary-print-article "gnus/print" nil :visible nil)
2882 (gnus-summary-mark-as-expirable "gnus/close" nil :visible nil)
2883 (gnus-summary-save-newsrc "gnus/save" nil :visible nil)
2884 ;; (gnus-summary-enter-digest-group "gnus/right_arrow" nil :visible nil)
2885 (gnus-summary-search-article-forward "gnus/search" nil :visible nil)
2886 ;; (gnus-summary-insert-new-articles "gnus/paste" nil :visible nil)
2887 ;; (gnus-summary-toggle-threads "gnus/open" nil :visible nil)
2889 (gnus-info-find-node "gnus/help" nil :visible nil))
2890 "List of functions for the summary tool bar (retro look).
2892 See `gmm-tool-bar-from-list' for the format of the list."
2893 :type '(repeat gmm-tool-bar-item)
2894 :version "23.1" ;; No Gnus
2895 :initialize 'custom-initialize-default
2896 :set 'gnus-summary-tool-bar-update
2897 :group 'gnus-summary)
2899 (defcustom gnus-summary-tool-bar-zap-list t
2900 "List of icon items from the global tool bar.
2901 These items are not displayed in the Gnus summary mode tool bar.
2903 See `gmm-tool-bar-from-list' for the format of the list."
2904 :type 'gmm-tool-bar-zap-list
2905 :version "23.1" ;; No Gnus
2906 :initialize 'custom-initialize-default
2907 :set 'gnus-summary-tool-bar-update
2908 :group 'gnus-summary)
2910 (defvar image-load-path)
2911 (defvar tool-bar-map)
2913 (defun gnus-summary-make-tool-bar (&optional force)
2914 "Make a summary mode tool bar from `gnus-summary-tool-bar'.
2915 When FORCE, rebuild the tool bar."
2916 (when (and (not (featurep 'xemacs))
2917 (boundp 'tool-bar-mode)
2919 (or (not gnus-summary-tool-bar-map) force))
2921 (gmm-image-load-path-for-library "gnus"
2924 (image-load-path (cons (car load-path)
2925 (when (boundp 'image-load-path)
2927 (map (gmm-tool-bar-from-list gnus-summary-tool-bar
2928 gnus-summary-tool-bar-zap-list
2929 'gnus-summary-mode-map)))
2931 ;; Need to set `gnus-summary-tool-bar-map' because `gnus-article-mode'
2933 (setq gnus-summary-tool-bar-map map))))
2934 (set (make-local-variable 'tool-bar-map) gnus-summary-tool-bar-map))
2936 (defun gnus-score-set-default (var value)
2937 "A version of set that updates the GNU Emacs menu-bar."
2939 ;; It is the message that forces the active status to be updated.
2942 (defun gnus-make-score-map (type)
2943 "Make a summary score map of type TYPE."
2946 (let ((headers '(("author" "from" string)
2947 ("subject" "subject" string)
2948 ("article body" "body" string)
2949 ("article head" "head" string)
2950 ("xref" "xref" string)
2951 ("extra header" "extra" string)
2952 ("lines" "lines" number)
2953 ("followups to author" "followup" string)))
2954 (types '((number ("less than" <)
2957 (string ("substring" s)
2961 (perms '(("temporary" (current-time-string))
2969 (if (eq type 'lower)
2974 (setq header (car headers))
2980 (let ((ts (cdr (assoc (nth 2 header) types)))
2996 'gnus-summary-score-entry
2998 (if (or (string= (nth 1 header)
3000 (string= (nth 1 header)
3003 (list 'gnus-summary-header
3005 (list 'quote (nth 1 (car ts)))
3006 (list 'gnus-score-delta-default
3013 (list (nreverse outp))))
3016 (list (nreverse outt))))
3018 (setq headers (cdr headers)))
3019 (list (nreverse outh))))))))
3022 (declare-function turn-on-gnus-mailing-list-mode "gnus-ml" ())
3023 (defvar bookmark-make-record-function)
3026 (defun gnus-summary-mode (&optional group)
3027 "Major mode for reading articles.
3029 All normal editing commands are switched off.
3030 \\<gnus-summary-mode-map>
3031 Each line in this buffer represents one article. To read an
3032 article, you can, for instance, type `\\[gnus-summary-next-page]'. To move forwards
3033 and backwards while displaying articles, type `\\[gnus-summary-next-unread-article]' and `\\[gnus-summary-prev-unread-article]',
3036 You can also post articles and send mail from this buffer. To
3037 follow up an article, type `\\[gnus-summary-followup]'. To mail a reply to the author
3038 of an article, type `\\[gnus-summary-reply]'.
3040 There are approx. one gazillion commands you can execute in this
3041 buffer; read the info pages for more information (`\\[gnus-info-find-node]').
3043 The following commands are available:
3045 \\{gnus-summary-mode-map}"
3047 (kill-all-local-variables)
3048 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
3049 (gnus-summary-make-local-variables))
3050 (gnus-summary-make-local-variables)
3051 (setq gnus-newsgroup-name group)
3052 (when (gnus-visual-p 'summary-menu 'menu)
3053 (gnus-summary-make-menu-bar)
3054 (gnus-summary-make-tool-bar))
3055 (gnus-make-thread-indent-array)
3056 (gnus-simplify-mode-line)
3057 (setq major-mode 'gnus-summary-mode)
3058 (setq mode-name "Summary")
3059 (use-local-map gnus-summary-mode-map)
3060 (buffer-disable-undo)
3061 (setq buffer-read-only t ;Disable modification
3062 show-trailing-whitespace nil)
3063 (setq truncate-lines t)
3064 (add-to-invisibility-spec '(gnus-sum . t))
3065 (gnus-summary-set-display-table)
3066 (gnus-set-default-directory)
3067 (make-local-variable 'gnus-summary-line-format)
3068 (make-local-variable 'gnus-summary-line-format-spec)
3069 (make-local-variable 'gnus-summary-dummy-line-format)
3070 (make-local-variable 'gnus-summary-dummy-line-format-spec)
3071 (make-local-variable 'gnus-summary-mark-positions)
3072 (gnus-make-local-hook 'pre-command-hook)
3073 (add-hook 'pre-command-hook 'gnus-set-global-variables nil t)
3074 (gnus-run-mode-hooks 'gnus-summary-mode-hook)
3075 (turn-on-gnus-mailing-list-mode)
3076 (mm-enable-multibyte)
3077 (set (make-local-variable 'bookmark-make-record-function)
3078 'gnus-summary-bookmark-make-record)
3079 (gnus-update-format-specifications nil 'summary 'summary-mode 'summary-dummy)
3080 (gnus-update-summary-mark-positions))
3082 (defun gnus-summary-make-local-variables ()
3083 "Make all the local summary buffer variables."
3085 (dolist (local gnus-summary-local-variables)
3088 (if (eq (cdr local) 'global)
3089 ;; Copy the global value of the variable.
3090 (setq global (symbol-value (car local)))
3091 ;; Use the value from the list.
3092 (setq global (eval (cdr local))))
3093 (set (make-local-variable (car local)) global))
3094 ;; Simple nil-valued local variable.
3095 (set (make-local-variable local) nil)))))
3097 (defun gnus-summary-clear-local-variables ()
3098 (let ((locals gnus-summary-local-variables))
3100 (if (consp (car locals))
3101 (and (symbolp (caar locals))
3102 (set (caar locals) nil))
3103 (and (symbolp (car locals))
3104 (set (car locals) nil)))
3105 (setq locals (cdr locals)))))
3107 ;; Summary data functions.
3109 (defmacro gnus-data-number (data)
3112 (defmacro gnus-data-set-number (data number)
3113 `(setcar ,data ,number))
3115 (defmacro gnus-data-mark (data)
3118 (defmacro gnus-data-set-mark (data mark)
3119 `(setcar (nthcdr 1 ,data) ,mark))
3121 (defmacro gnus-data-pos (data)
3124 (defmacro gnus-data-set-pos (data pos)
3125 `(setcar (nthcdr 2 ,data) ,pos))
3127 (defmacro gnus-data-header (data)
3130 (defmacro gnus-data-set-header (data header)
3131 `(setf (nth 3 ,data) ,header))
3133 (defmacro gnus-data-level (data)
3136 (defmacro gnus-data-unread-p (data)
3137 `(= (nth 1 ,data) gnus-unread-mark))
3139 (defmacro gnus-data-read-p (data)
3140 `(/= (nth 1 ,data) gnus-unread-mark))
3142 (defmacro gnus-data-pseudo-p (data)
3143 `(consp (nth 3 ,data)))
3145 (defmacro gnus-data-find (number)
3146 `(assq ,number gnus-newsgroup-data))
3148 (defmacro gnus-data-find-list (number &optional data)
3149 `(let ((bdata ,(or data 'gnus-newsgroup-data)))
3150 (memq (assq ,number bdata)
3153 (defmacro gnus-data-make (number mark pos header level)
3154 `(list ,number ,mark ,pos ,header ,level))
3156 (defun gnus-data-enter (after-article number mark pos header level offset)
3157 (let ((data (gnus-data-find-list after-article)))
3159 (error "No such article: %d" after-article))
3160 (setcdr data (cons (gnus-data-make number mark pos header level)
3162 (setq gnus-newsgroup-data-reverse nil)
3163 (gnus-data-update-list (cddr data) offset)))
3165 (defun gnus-data-enter-list (after-article list &optional offset)
3167 (let ((data (and after-article (gnus-data-find-list after-article)))
3171 (let ((odata gnus-newsgroup-data))
3172 (setq gnus-newsgroup-data (nconc list gnus-newsgroup-data))
3174 (gnus-data-update-list odata offset)))
3175 ;; Find the last element in the list to be spliced into the main
3177 (setq list (last list))
3180 (setcdr list gnus-newsgroup-data)
3181 (setq gnus-newsgroup-data ilist)
3183 (gnus-data-update-list (cdr list) offset)))
3184 (setcdr list (cdr data))
3187 (gnus-data-update-list (cdr list) offset))))
3188 (setq gnus-newsgroup-data-reverse nil))))
3190 (defun gnus-data-remove (article &optional offset)
3191 (let ((data gnus-newsgroup-data))
3192 (if (= (gnus-data-number (car data)) article)
3194 (setq gnus-newsgroup-data (cdr gnus-newsgroup-data)
3195 gnus-newsgroup-data-reverse nil)
3197 (gnus-data-update-list gnus-newsgroup-data offset)))
3199 (when (= (gnus-data-number (cadr data)) article)
3200 (setcdr data (cddr data))
3202 (gnus-data-update-list (cdr data) offset))
3204 gnus-newsgroup-data-reverse nil))
3205 (setq data (cdr data))))))
3207 (defmacro gnus-data-list (backward)
3209 (or gnus-newsgroup-data-reverse
3210 (setq gnus-newsgroup-data-reverse
3211 (reverse gnus-newsgroup-data)))
3212 gnus-newsgroup-data))
3214 (defun gnus-data-update-list (data offset)
3215 "Add OFFSET to the POS of all data entries in DATA."
3216 (setq gnus-newsgroup-data-reverse nil)
3218 (setcar (nthcdr 2 (car data)) (+ offset (nth 2 (car data))))
3219 (setq data (cdr data))))
3221 (defun gnus-summary-article-pseudo-p (article)
3222 "Say whether this article is a pseudo article or not."
3223 (not (vectorp (gnus-data-header (gnus-data-find article)))))
3225 (defmacro gnus-summary-article-sparse-p (article)
3226 "Say whether this article is a sparse article or not."
3227 `(memq ,article gnus-newsgroup-sparse))
3229 (defmacro gnus-summary-article-ancient-p (article)
3230 "Say whether this article is a sparse article or not."
3231 `(memq ,article gnus-newsgroup-ancient))
3233 (defun gnus-article-parent-p (number)
3234 "Say whether this article is a parent or not."
3235 (let ((data (gnus-data-find-list number)))
3236 (and (cdr data) ; There has to be an article after...
3237 (< (gnus-data-level (car data)) ; And it has to have a higher level.
3238 (gnus-data-level (nth 1 data))))))
3240 (defun gnus-article-children (number)
3241 "Return a list of all children to NUMBER."
3242 (let* ((data (gnus-data-find-list number))
3243 (level (gnus-data-level (car data)))
3245 (setq data (cdr data))
3247 (= (gnus-data-level (car data)) (1+ level)))
3248 (push (gnus-data-number (car data)) children)
3249 (setq data (cdr data)))
3252 (defmacro gnus-summary-skip-intangible ()
3253 "If the current article is intangible, then jump to a different article."
3254 '(let ((to (get-text-property (point) 'gnus-intangible)))
3255 (and to (gnus-summary-goto-subject to))))
3257 (defmacro gnus-summary-article-intangible-p ()
3258 "Say whether this article is intangible or not."
3259 '(get-text-property (point) 'gnus-intangible))
3261 (defun gnus-article-read-p (article)
3262 "Say whether ARTICLE is read or not."
3263 (not (or (memq article gnus-newsgroup-marked)
3264 (memq article gnus-newsgroup-spam-marked)
3265 (memq article gnus-newsgroup-unreads)
3266 (memq article gnus-newsgroup-unselected)
3267 (memq article gnus-newsgroup-dormant))))
3269 ;; Some summary mode macros.
3271 (defmacro gnus-summary-article-number ()
3272 "The article number of the article on the current line.
3273 If there isn't an article number here, then we return the current
3276 (gnus-summary-skip-intangible)
3277 (or (get-text-property (point) 'gnus-number)
3278 (gnus-summary-last-subject))))
3280 (defmacro gnus-summary-article-header (&optional number)
3281 "Return the header of article NUMBER."
3282 `(gnus-data-header (gnus-data-find
3283 ,(or number '(gnus-summary-article-number)))))
3285 (defmacro gnus-summary-thread-level (&optional number)
3286 "Return the level of thread that starts with article NUMBER."
3287 `(if (and (eq gnus-summary-make-false-root 'dummy)
3288 (get-text-property (point) 'gnus-intangible))
3290 (gnus-data-level (gnus-data-find
3291 ,(or number '(gnus-summary-article-number))))))
3293 (defmacro gnus-summary-article-mark (&optional number)
3294 "Return the mark of article NUMBER."
3295 `(gnus-data-mark (gnus-data-find
3296 ,(or number '(gnus-summary-article-number)))))
3298 (defmacro gnus-summary-article-pos (&optional number)
3299 "Return the position of the line of article NUMBER."
3300 `(gnus-data-pos (gnus-data-find
3301 ,(or number '(gnus-summary-article-number)))))
3303 (defalias 'gnus-summary-subject-string 'gnus-summary-article-subject)
3304 (defmacro gnus-summary-article-subject (&optional number)
3305 "Return current subject string or nil if nothing."
3308 `(gnus-data-header (assq ,number gnus-newsgroup-data))
3309 '(gnus-data-header (assq (gnus-summary-article-number)
3310 gnus-newsgroup-data)))))
3313 (mail-header-subject headers))))
3315 (defmacro gnus-summary-article-score (&optional number)
3316 "Return current article score."
3317 `(or (cdr (assq ,(or number '(gnus-summary-article-number))
3318 gnus-newsgroup-scored))
3319 gnus-summary-default-score 0))
3321 (defun gnus-summary-article-children (&optional number)
3322 "Return a list of article numbers that are children of article NUMBER."
3323 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))))
3324 (level (gnus-data-level (car data)))
3326 (while (and (setq data (cdr data))
3327 (> (setq l (gnus-data-level (car data))) level))
3328 (and (= (1+ level) l)
3329 (push (gnus-data-number (car data))
3331 (nreverse children)))
3333 (defun gnus-summary-article-parent (&optional number)
3334 "Return the article number of the parent of article NUMBER."
3335 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))
3336 (gnus-data-list t)))
3337 (level (gnus-data-level (car data))))
3339 () ; This is a root.
3340 ;; We search until we find an article with a level less than
3341 ;; this one. That function has to be the parent.
3342 (while (and (setq data (cdr data))
3343 (not (< (gnus-data-level (car data)) level))))
3344 (and data (gnus-data-number (car data))))))
3346 (defun gnus-unread-mark-p (mark)
3347 "Say whether MARK is the unread mark."
3348 (= mark gnus-unread-mark))
3350 (defun gnus-read-mark-p (mark)
3351 "Say whether MARK is one of the marks that mark as read.
3352 This is all marks except unread, ticked, dormant, and expirable."
3353 (not (or (= mark gnus-unread-mark)
3354 (= mark gnus-ticked-mark)
3355 (= mark gnus-spam-mark)
3356 (= mark gnus-dormant-mark)
3357 (= mark gnus-expirable-mark))))
3359 (defmacro gnus-article-mark (number)
3360 "Return the MARK of article NUMBER.
3361 This macro should only be used when computing the mark the \"first\"
3362 time; i.e., when generating the summary lines. After that,
3363 `gnus-summary-article-mark' should be used to examine the
3366 ((memq ,number gnus-newsgroup-unsendable) gnus-unsendable-mark)
3367 ((memq ,number gnus-newsgroup-downloadable) gnus-downloadable-mark)
3368 ((memq ,number gnus-newsgroup-unreads) gnus-unread-mark)
3369 ((memq ,number gnus-newsgroup-marked) gnus-ticked-mark)
3370 ((memq ,number gnus-newsgroup-spam-marked) gnus-spam-mark)
3371 ((memq ,number gnus-newsgroup-dormant) gnus-dormant-mark)
3372 ((memq ,number gnus-newsgroup-expirable) gnus-expirable-mark)
3373 (t (or (cdr (assq ,number gnus-newsgroup-reads))
3374 gnus-ancient-mark))))
3376 ;; Saving hidden threads.
3378 (defmacro gnus-save-hidden-threads (&rest forms)
3379 "Save hidden threads, eval FORMS, and restore the hidden threads."
3380 (let ((config (make-symbol "config")))
3381 `(let ((,config (gnus-hidden-threads-configuration)))
3385 (gnus-restore-hidden-threads-configuration ,config)))))
3386 (put 'gnus-save-hidden-threads 'lisp-indent-function 0)
3387 (put 'gnus-save-hidden-threads 'edebug-form-spec '(body))
3389 (defun gnus-data-compute-positions ()
3390 "Compute the positions of all articles."
3391 (setq gnus-newsgroup-data-reverse nil)
3392 (let ((data gnus-newsgroup-data))
3394 (gnus-save-hidden-threads
3395 (gnus-summary-show-all-threads)
3396 (goto-char (point-min))
3398 (while (get-text-property (point) 'gnus-intangible)
3400 (gnus-data-set-pos (car data) (+ (point) 3))
3401 (setq data (cdr data))
3402 (forward-line 1))))))
3404 (defun gnus-hidden-threads-configuration ()
3405 "Return the current hidden threads configuration."
3408 (goto-char (point-min))
3409 (while (search-forward "\r" nil t)
3410 (push (1- (point)) config))
3413 (defun gnus-restore-hidden-threads-configuration (config)
3414 "Restore hidden threads configuration from CONFIG."
3416 (let (point (inhibit-read-only t))
3417 (while (setq point (pop config))
3418 (when (and (< point (point-max))
3420 (eq (char-after) ?\n))
3421 (subst-char-in-region point (1+ point) ?\n ?\r))))))
3423 ;; Various summary mode internalish functions.
3425 (defun gnus-mouse-pick-article (e)
3428 (gnus-summary-next-page nil t))
3430 (defun gnus-summary-set-display-table ()
3431 "Change the display table.
3432 Odd characters have a tendency to mess
3433 up nicely formatted displays - we make all possible glyphs
3434 display only a single character."
3436 ;; We start from the standard display table, if any.
3437 (let ((table (or (copy-sequence standard-display-table)
3438 (make-display-table)))
3440 ;; Nix out all the control chars...
3441 (while (>= (setq i (1- i)) 0)
3442 (gnus-put-display-table i [??] table))
3443 ;; ... but not newline and cr, of course. (cr is necessary for the
3444 ;; selective display).
3445 (gnus-put-display-table ?\n nil table)
3446 (gnus-put-display-table ?\r nil table)
3447 ;; We keep TAB as well.
3448 (gnus-put-display-table ?\t nil table)
3449 ;; We nix out any glyphs 127 through 255, or 127 through 159 in
3450 ;; Emacs 23 (unicode), that are not set already.
3451 (let ((i (if (ignore-errors (= (make-char 'latin-iso8859-1 160) 160))
3454 (while (>= (setq i (1- i)) 127)
3455 ;; Only modify if the entry is nil.
3456 (unless (gnus-get-display-table i table)
3457 (gnus-put-display-table i [??] table))))
3458 (setq buffer-display-table table)))
3460 (defun gnus-summary-set-article-display-arrow (pos)
3461 "Update the overlay arrow to point to line at position POS."
3462 (when gnus-summary-display-arrow
3463 (make-local-variable 'overlay-arrow-position)
3464 (make-local-variable 'overlay-arrow-string)
3468 (unless overlay-arrow-position
3469 (setq overlay-arrow-position (make-marker)))
3470 (setq overlay-arrow-string "=>"
3471 overlay-arrow-position (set-marker overlay-arrow-position
3473 (current-buffer))))))
3475 (defun gnus-summary-setup-buffer (group)
3476 "Initialize summary buffer."
3477 (let ((buffer (gnus-summary-buffer-name group))
3478 (dead-name (concat "*Dead Summary "
3479 (gnus-group-decoded-name group) "*")))
3480 ;; If a dead summary buffer exists, we kill it.
3481 (when (gnus-buffer-live-p dead-name)
3482 (gnus-kill-buffer dead-name))
3483 (if (get-buffer buffer)
3486 (setq gnus-summary-buffer (current-buffer))
3487 (not gnus-newsgroup-prepared))
3488 ;; Fix by Sudish Joseph <joseph@cis.ohio-state.edu>
3489 (setq gnus-summary-buffer (set-buffer (gnus-get-buffer-create buffer)))
3490 (gnus-summary-mode group)
3492 (gnus-carpal-setup-buffer 'summary))
3493 (when (gnus-group-quit-config group)
3494 (set (make-local-variable 'gnus-single-article-buffer) nil))
3495 (make-local-variable 'gnus-article-buffer)
3496 (make-local-variable 'gnus-article-current)
3497 (make-local-variable 'gnus-original-article-buffer)
3498 (setq gnus-newsgroup-name group)
3499 ;; Set any local variables in the group parameters.
3500 (gnus-summary-set-local-parameters gnus-newsgroup-name)
3503 (defun gnus-set-global-variables ()
3504 "Set the global equivalents of the buffer-local variables.
3505 They are set to the latest values they had. These reflect the summary
3506 buffer that was in action when the last article was fetched."
3507 (when (eq major-mode 'gnus-summary-mode)
3508 (setq gnus-summary-buffer (current-buffer))
3509 (let ((name gnus-newsgroup-name)
3510 (marked gnus-newsgroup-marked)
3511 (spam gnus-newsgroup-spam-marked)
3512 (unread gnus-newsgroup-unreads)
3513 (headers gnus-current-headers)
3514 (data gnus-newsgroup-data)
3515 (summary gnus-summary-buffer)
3516 (article-buffer gnus-article-buffer)
3517 (original gnus-original-article-buffer)
3518 (gac gnus-article-current)
3519 (reffed gnus-reffed-article-number)
3520 (score-file gnus-current-score-file)
3521 (default-charset gnus-newsgroup-charset)
3523 (let ((locals gnus-newsgroup-variables))
3525 (if (consp (car locals))
3526 (push (eval (caar locals)) vlist)
3527 (push (eval (car locals)) vlist))
3528 (setq locals (cdr locals)))
3529 (setq vlist (nreverse vlist)))
3530 (with-current-buffer gnus-group-buffer
3531 (setq gnus-newsgroup-name name
3532 gnus-newsgroup-marked marked
3533 gnus-newsgroup-spam-marked spam
3534 gnus-newsgroup-unreads unread
3535 gnus-current-headers headers
3536 gnus-newsgroup-data data
3537 gnus-article-current gac
3538 gnus-summary-buffer summary
3539 gnus-article-buffer article-buffer
3540 gnus-original-article-buffer original
3541 gnus-reffed-article-number reffed
3542 gnus-current-score-file score-file
3543 gnus-newsgroup-charset default-charset)
3544 (let ((locals gnus-newsgroup-variables))
3546 (if (consp (car locals))
3547 (set (caar locals) (pop vlist))
3548 (set (car locals) (pop vlist)))
3549 (setq locals (cdr locals))))
3550 ;; The article buffer also has local variables.
3551 (when (gnus-buffer-live-p gnus-article-buffer)
3552 (set-buffer gnus-article-buffer)
3553 (setq gnus-summary-buffer summary))))))
3555 (defun gnus-summary-article-unread-p (article)
3556 "Say whether ARTICLE is unread or not."
3557 (memq article gnus-newsgroup-unreads))
3559 (defun gnus-summary-first-article-p (&optional article)
3560 "Return whether ARTICLE is the first article in the buffer."
3561 (if (not (setq article (or article (gnus-summary-article-number))))
3563 (eq article (caar gnus-newsgroup-data))))
3565 (defun gnus-summary-last-article-p (&optional article)
3566 "Return whether ARTICLE is the last article in the buffer."
3567 (if (not (setq article (or article (gnus-summary-article-number))))
3568 ;; All non-existent numbers are the last article. :-)
3570 (not (cdr (gnus-data-find-list article)))))
3572 (defun gnus-make-thread-indent-array (&optional n)
3574 (progn (setq n 200) nil)
3575 (null gnus-thread-indent-array)
3576 (/= gnus-thread-indent-level gnus-thread-indent-array-level))
3577 (setq gnus-thread-indent-array (make-vector (1+ n) "")
3578 gnus-thread-indent-array-level gnus-thread-indent-level)
3580 (aset gnus-thread-indent-array n
3581 (make-string (* n gnus-thread-indent-level) ? ))
3584 (defun gnus-update-summary-mark-positions ()
3585 "Compute where the summary marks are to go."
3587 (when (gnus-buffer-exists-p gnus-summary-buffer)
3588 (set-buffer gnus-summary-buffer))
3589 (let ((spec gnus-summary-line-format-spec)
3592 (gnus-set-work-buffer)
3593 (let ((gnus-tmp-unread ?Z)
3594 (gnus-replied-mark ?Z)
3595 (gnus-score-below-mark ?Z)
3596 (gnus-score-over-mark ?Z)
3597 (gnus-undownloaded-mark ?Z)
3598 (gnus-summary-line-format-spec spec)
3599 (gnus-newsgroup-downloadable '(0))
3600 (header [0 "" "" "05 Apr 2001 23:33:09 +0400" "" "" 0 0 "" nil])
3601 case-fold-search ignores)
3602 ;; Here, all marks are bound to Z.
3603 (gnus-summary-insert-line header
3604 0 nil t gnus-tmp-unread t nil "" nil 1)
3605 (goto-char (point-min))
3606 ;; Memorize the positions of the same characters as dummy marks.
3607 (while (re-search-forward "[A-D]" nil t)
3608 (push (point) ignores))
3610 ;; We use A-D as dummy marks in order to know column positions
3611 ;; where marks should be inserted.
3612 (setq gnus-tmp-unread ?A
3613 gnus-replied-mark ?B
3614 gnus-score-below-mark ?C
3615 gnus-score-over-mark ?C
3616 gnus-undownloaded-mark ?D)
3617 (gnus-summary-insert-line header
3618 0 nil t gnus-tmp-unread t nil "" nil 1)
3619 ;; Ignore characters which aren't dummy marks.
3621 (delete-region (goto-char (1- p)) p)
3623 (goto-char (point-min))
3624 (setq pos (list (cons 'unread
3625 (and (search-forward "A" nil t)
3626 (- (point) (point-min) 1)))))
3627 (goto-char (point-min))
3628 (push (cons 'replied (and (search-forward "B" nil t)
3629 (- (point) (point-min) 1)))
3631 (goto-char (point-min))
3632 (push (cons 'score (and (search-forward "C" nil t)
3633 (- (point) (point-min) 1)))
3635 (goto-char (point-min))
3636 (push (cons 'download (and (search-forward "D" nil t)
3637 (- (point) (point-min) 1)))
3639 (setq gnus-summary-mark-positions pos))))
3641 (defun gnus-summary-insert-dummy-line (gnus-tmp-subject gnus-tmp-number)
3642 "Insert a dummy root in the summary buffer."
3644 (gnus-add-text-properties
3645 (point) (progn (eval gnus-summary-dummy-line-format-spec) (point))
3646 (list 'gnus-number gnus-tmp-number 'gnus-intangible gnus-tmp-number)))
3648 (defun gnus-summary-extract-address-component (from)
3649 (or (car (funcall gnus-extract-address-components from))
3652 (defun gnus-summary-from-or-to-or-newsgroups (header gnus-tmp-from)
3653 (let ((mail-parse-charset gnus-newsgroup-charset)
3654 (ignored-from-addresses (gnus-ignored-from-addresses))
3655 ; Is it really necessary to do this next part for each summary line?
3656 ; Luckily, doesn't seem to slow things down much.
3657 (mail-parse-ignored-charsets
3658 (with-current-buffer gnus-summary-buffer
3659 gnus-newsgroup-ignored-charsets)))
3661 (and ignored-from-addresses
3662 (string-match ignored-from-addresses gnus-tmp-from)
3663 (let ((extra-headers (mail-header-extra header))
3667 ((setq to (cdr (assq 'To extra-headers)))
3668 (concat gnus-summary-to-prefix
3670 (gnus-summary-extract-address-component
3671 (funcall gnus-decode-encoded-address-function to)))))
3674 (cdr (assq 'Newsgroups extra-headers))
3676 (memq 'Newsgroups gnus-extra-headers)
3677 (eq (car (gnus-find-method-for-group
3678 gnus-newsgroup-name)) 'nntp)
3679 (gnus-group-real-name gnus-newsgroup-name))))
3680 (concat gnus-summary-newsgroup-prefix newsgroups)))))
3681 (inline (gnus-summary-extract-address-component gnus-tmp-from)))))
3683 (defun gnus-summary-insert-line (gnus-tmp-header
3684 gnus-tmp-level gnus-tmp-current
3685 undownloaded gnus-tmp-unread gnus-tmp-replied
3686 gnus-tmp-expirable gnus-tmp-subject-or-nil
3687 &optional gnus-tmp-dummy gnus-tmp-score
3689 (if (>= gnus-tmp-level (length gnus-thread-indent-array))
3690 (gnus-make-thread-indent-array (max (* 2 (length gnus-thread-indent-array))
3692 (let* ((gnus-tmp-indentation (aref gnus-thread-indent-array gnus-tmp-level))
3693 (gnus-tmp-lines (mail-header-lines gnus-tmp-header))
3694 (gnus-tmp-score (or gnus-tmp-score gnus-summary-default-score 0))
3695 (gnus-tmp-score-char
3696 (if (or (null gnus-summary-default-score)
3697 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
3698 gnus-summary-zcore-fuzz))
3700 (if (< gnus-tmp-score gnus-summary-default-score)
3701 gnus-score-below-mark gnus-score-over-mark)))
3702 (gnus-tmp-number (mail-header-number gnus-tmp-header))
3704 (cond (gnus-tmp-process gnus-process-mark)
3705 ((memq gnus-tmp-current gnus-newsgroup-cached)
3707 (gnus-tmp-replied gnus-replied-mark)
3708 ((memq gnus-tmp-current gnus-newsgroup-forwarded)
3709 gnus-forwarded-mark)
3710 ((memq gnus-tmp-current gnus-newsgroup-saved)
3712 ((memq gnus-tmp-number gnus-newsgroup-recent)
3714 ((memq gnus-tmp-number gnus-newsgroup-unseen)
3717 (gnus-tmp-downloaded
3719 gnus-undownloaded-mark)
3720 (gnus-newsgroup-agentized
3721 gnus-downloaded-mark)
3724 (gnus-tmp-from (mail-header-from gnus-tmp-header))
3727 ((string-match "<[^>]+> *$" gnus-tmp-from)
3728 (let ((beg (match-beginning 0)))
3729 (or (and (string-match "^\".+\"" gnus-tmp-from)
3730 (substring gnus-tmp-from 1 (1- (match-end 0))))
3731 (substring gnus-tmp-from 0 beg))))
3732 ((string-match "(.+)" gnus-tmp-from)
3733 (substring gnus-tmp-from
3734 (1+ (match-beginning 0)) (1- (match-end 0))))
3736 (gnus-tmp-subject (mail-header-subject gnus-tmp-header))
3737 (gnus-tmp-opening-bracket (if gnus-tmp-dummy ?\< ?\[))
3738 (gnus-tmp-closing-bracket (if gnus-tmp-dummy ?\> ?\]))
3739 (inhibit-read-only t))
3740 (when (string= gnus-tmp-name "")
3741 (setq gnus-tmp-name gnus-tmp-from))
3742 (unless (numberp gnus-tmp-lines)
3743 (setq gnus-tmp-lines -1))
3744 (if (= gnus-tmp-lines -1)
3745 (setq gnus-tmp-lines "?")
3746 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
3748 (gnus-put-text-property
3750 (progn (eval gnus-summary-line-format-spec) (point))
3751 'gnus-number gnus-tmp-number)
3752 (error (gnus-message 5 "Error updating the summary line")))
3753 (when (gnus-visual-p 'summary-highlight 'highlight)
3755 (gnus-run-hooks 'gnus-summary-update-hook)
3758 (defun gnus-summary-update-line (&optional dont-update)
3759 "Update summary line after change."
3760 (when (and gnus-summary-default-score
3761 (not gnus-summary-inhibit-highlight))
3762 (let* ((gnus-summary-inhibit-highlight t) ; Prevent recursion.
3763 (article (gnus-summary-article-number))
3764 (score (gnus-summary-article-score article)))
3766 (if (and gnus-summary-mark-below
3767 (< (gnus-summary-article-score)
3768 gnus-summary-mark-below))
3769 ;; This article has a low score, so we mark it as read.
3770 (when (memq article gnus-newsgroup-unreads)
3771 (gnus-summary-mark-article-as-read gnus-low-score-mark))
3772 (when (eq (gnus-summary-article-mark) gnus-low-score-mark)
3773 ;; This article was previously marked as read on account
3774 ;; of a low score, but now it has risen, so we mark it as
3776 (gnus-summary-mark-article-as-unread gnus-unread-mark)))
3777 (gnus-summary-update-mark
3778 (if (or (null gnus-summary-default-score)
3779 (<= (abs (- score gnus-summary-default-score))
3780 gnus-summary-zcore-fuzz))
3782 (if (< score gnus-summary-default-score)
3783 gnus-score-below-mark gnus-score-over-mark))
3785 ;; Do visual highlighting.
3786 (when (gnus-visual-p 'summary-highlight 'highlight)
3787 (gnus-run-hooks 'gnus-summary-update-hook)))))
3789 (defvar gnus-tmp-new-adopts nil)
3791 (defun gnus-summary-number-of-articles-in-thread (thread &optional level char)
3792 "Return the number of articles in THREAD.
3793 This may be 0 in some cases -- if none of the articles in
3794 the thread are to be displayed."
3796 ;; Fix by Luc Van Eycken <Luc.VanEycken@esat.kuleuven.ac.be>.
3798 ((not (listp thread))
3800 ((and (consp thread) (cdr thread))
3803 'gnus-summary-number-of-articles-in-thread (cdr thread))))
3806 ((memq (mail-header-number (car thread)) gnus-newsgroup-limit)
3809 (when (and level (zerop level) gnus-tmp-new-adopts)
3812 'gnus-summary-number-of-articles-in-thread
3813 gnus-tmp-new-adopts))))
3815 (if (> number 1) gnus-not-empty-thread-mark
3816 gnus-empty-thread-mark)
3819 (defsubst gnus-summary-line-message-size (head)
3820 "Return pretty-printed version of message size.
3821 This function is intended to be used in
3822 `gnus-summary-line-format-alist'."
3823 (let ((c (or (mail-header-chars head) -1)))
3824 (cond ((< c 0) "n/a") ; chars not available
3825 ((< c (* 1000 10)) (format "%1.1fk" (/ c 1024.0)))
3826 ((< c (* 1000 100)) (format "%dk" (/ c 1024.0)))
3827 ((< c (* 1000 10000)) (format "%1.1fM" (/ c (* 1024.0 1024))))
3828 (t (format "%dM" (/ c (* 1024.0 1024)))))))
3831 (defun gnus-summary-set-local-parameters (group)
3832 "Go through the local params of GROUP and set all variable specs in that list."
3833 (let ((vars '(quit-config))) ; Ignore quit-config.
3834 (dolist (elem (gnus-group-find-parameter group))
3835 (and (consp elem) ; Has to be a cons.
3836 (consp (cdr elem)) ; The cdr has to be a list.
3837 (symbolp (car elem)) ; Has to be a symbol in there.
3838 (not (memq (car elem) vars))
3840 (push (car elem) vars)
3841 ;; Variables like `gnus-show-threads' that are globally
3842 ;; bound, if used as group parameters, need to get to be
3843 ;; buffer-local, whereas just parameters like `gcc-self',
3844 ;; `timestamp', etc. should not be bound as variables.
3845 (if (boundp (car elem))
3846 (set (make-local-variable (car elem)) (eval (nth 1 elem)))
3847 (eval (nth 1 elem))))))))
3849 (defun gnus-summary-read-group (group &optional show-all no-article
3850 kill-buffer no-display backward
3852 "Start reading news in newsgroup GROUP.
3853 If SHOW-ALL is non-nil, already read articles are also listed.
3854 If NO-ARTICLE is non-nil, no article is selected initially.
3855 If NO-DISPLAY, don't generate a summary buffer."
3859 (let ((gnus-auto-select-next nil))
3860 (or (gnus-summary-read-group-1
3861 group show-all no-article
3862 kill-buffer no-display
3865 select-articles nil)))))
3866 (eq gnus-auto-select-next 'quietly))
3867 (set-buffer gnus-group-buffer)
3868 ;; The entry function called above goes to the next
3869 ;; group automatically, so we go two groups back
3870 ;; if we are searching for the previous group.
3872 (gnus-group-prev-unread-group 2))
3873 (if (not (equal group (gnus-group-group-name)))
3874 (setq group (gnus-group-group-name))
3878 (defun gnus-summary-read-group-1 (group show-all no-article
3879 kill-buffer no-display
3880 &optional select-articles)
3881 ;; Killed foreign groups can't be entered.
3882 ;; (when (and (not (gnus-group-native-p group))
3883 ;; (not (gnus-gethash group gnus-newsrc-hashtb)))
3884 ;; (error "Dead non-native groups can't be entered"))
3885 (gnus-message 5 "Retrieving newsgroup: %s..."
3886 (gnus-group-decoded-name group))
3887 (let* ((new-group (gnus-summary-setup-buffer group))
3888 (quit-config (gnus-group-quit-config group))
3889 (did-select (and new-group (gnus-select-newsgroup
3890 group show-all select-articles))))
3892 ;; This summary buffer exists already, so we just select it.
3894 (gnus-set-global-variables)
3896 (gnus-kill-or-deaden-summary kill-buffer))
3897 (gnus-configure-windows 'summary 'force)
3898 (gnus-set-mode-line 'summary)
3899 (gnus-summary-position-point)
3902 ;; We couldn't select this group.
3904 (when (and (eq major-mode 'gnus-summary-mode)
3905 (not (equal (current-buffer) kill-buffer)))
3906 (kill-buffer (current-buffer))
3907 (if (not quit-config)
3909 ;; Update the info -- marks might need to be removed,
3911 (gnus-summary-update-info)
3912 (set-buffer gnus-group-buffer)
3913 (gnus-group-jump-to-group group)
3914 (gnus-group-next-unread-group 1))
3915 (gnus-handle-ephemeral-exit quit-config)))
3916 (let ((grpinfo (gnus-get-info group)))
3917 (if (null (gnus-info-read grpinfo))
3918 (gnus-message 3 "Group %s contains no messages"
3919 (gnus-group-decoded-name group))
3920 (gnus-message 3 "Can't select group")))
3922 ;; The user did a `C-g' while prompting for number of articles,
3923 ;; so we exit this group.
3924 ((eq did-select 'quit)
3925 (and (eq major-mode 'gnus-summary-mode)
3926 (not (equal (current-buffer) kill-buffer))
3927 (kill-buffer (current-buffer)))
3929 (gnus-kill-or-deaden-summary kill-buffer))
3930 (if (not quit-config)
3932 (set-buffer gnus-group-buffer)
3933 (gnus-group-jump-to-group group)
3934 (gnus-configure-windows 'group 'force))
3935 (gnus-handle-ephemeral-exit quit-config))
3936 ;; Finally signal the quit.
3938 ;; The group was successfully selected.
3940 (gnus-set-global-variables)
3941 ;; Save the active value in effect when the group was entered.
3942 (setq gnus-newsgroup-active
3944 (gnus-active gnus-newsgroup-name)))
3945 ;; You can change the summary buffer in some way with this hook.
3946 (gnus-run-hooks 'gnus-select-group-hook)
3947 (when (memq 'summary (gnus-update-format-specifications
3948 nil 'summary 'summary-mode 'summary-dummy))
3949 ;; The format specification for the summary line was updated,
3950 ;; so we need to update the mark positions as well.
3951 (gnus-update-summary-mark-positions))
3952 ;; Do score processing.
3953 (when gnus-use-scoring
3954 (gnus-possibly-score-headers))
3955 ;; Check whether to fill in the gaps in the threads.
3956 (when gnus-build-sparse-threads
3957 (gnus-build-sparse-threads))
3958 ;; Find the initial limit.
3960 (let ((gnus-newsgroup-dormant nil))
3961 (gnus-summary-initial-limit show-all))
3962 (gnus-summary-initial-limit show-all))
3963 ;; Generate the summary buffer.
3965 (gnus-summary-prepare))
3966 (when gnus-use-trees
3967 (gnus-tree-open group)
3968 (setq gnus-summary-highlight-line-function
3969 'gnus-tree-highlight-article))
3970 ;; If the summary buffer is empty, but there are some low-scored
3971 ;; articles or some excluded dormants, we include these in the
3973 (when (and (zerop (buffer-size))
3975 (cond (gnus-newsgroup-dormant
3976 (gnus-summary-limit-include-dormant))
3977 ((and gnus-newsgroup-scored show-all)
3978 (gnus-summary-limit-include-expunged t))))
3979 ;; Function `gnus-apply-kill-file' must be called in this hook.
3980 (gnus-run-hooks 'gnus-apply-kill-hook)
3981 (if (and (zerop (buffer-size))
3984 ;; This newsgroup is empty.
3985 (gnus-summary-catchup-and-exit nil t)
3986 (gnus-message 6 "No unread news")
3988 (gnus-kill-or-deaden-summary kill-buffer))
3989 ;; Return nil from this function.
3991 ;; Hide conversation thread subtrees. We cannot do this in
3992 ;; gnus-summary-prepare-hook since kill processing may not
3993 ;; work with hidden articles.
3994 (gnus-summary-maybe-hide-threads)
3996 (gnus-kill-or-deaden-summary kill-buffer))
3997 (gnus-summary-auto-select-subject)
3998 ;; Show first unread article if requested.
3999 (if (and (not no-article)
4001 gnus-newsgroup-unreads
4002 gnus-auto-select-first)
4004 (gnus-configure-windows 'summary)
4005 (let ((art (gnus-summary-article-number)))
4006 (unless (and (not gnus-plugged)
4007 (or (memq art gnus-newsgroup-undownloaded)
4008 (memq art gnus-newsgroup-downloadable)))
4009 (gnus-summary-goto-article art))))
4010 ;; Don't select any articles.
4011 (gnus-summary-position-point)
4012 (gnus-configure-windows 'summary 'force)
4013 (gnus-set-mode-line 'summary))
4014 (when (and gnus-auto-center-group
4015 (get-buffer-window gnus-group-buffer t))
4016 ;; Gotta use windows, because recenter does weird stuff if
4017 ;; the current buffer ain't the displayed window.
4018 (let ((owin (selected-window)))
4019 (select-window (get-buffer-window gnus-group-buffer t))
4020 (when (gnus-group-goto-group group)
4022 (select-window owin)))
4023 ;; Mark this buffer as "prepared".
4024 (setq gnus-newsgroup-prepared t)
4025 (gnus-run-hooks 'gnus-summary-prepared-hook)
4026 (unless (gnus-ephemeral-group-p group)
4027 (gnus-group-update-group group))
4030 (defun gnus-summary-auto-select-subject ()
4031 "Select the subject line on initial group entry."
4032 (goto-char (point-min))
4034 ((eq gnus-auto-select-subject 'best)
4035 (gnus-summary-best-unread-subject))
4036 ((eq gnus-auto-select-subject 'unread)
4037 (gnus-summary-first-unread-subject))
4038 ((eq gnus-auto-select-subject 'unseen)
4039 (gnus-summary-first-unseen-subject))
4040 ((eq gnus-auto-select-subject 'unseen-or-unread)
4041 (gnus-summary-first-unseen-or-unread-subject))
4042 ((eq gnus-auto-select-subject 'first)
4045 ((functionp gnus-auto-select-subject)
4046 (funcall gnus-auto-select-subject))))
4048 (defun gnus-summary-prepare ()
4049 "Generate the summary buffer."
4051 (let ((inhibit-read-only t))
4053 (setq gnus-newsgroup-data nil
4054 gnus-newsgroup-data-reverse nil)
4055 (gnus-run-hooks 'gnus-summary-generate-hook)
4056 ;; Generate the buffer, either with threads or without.
4057 (when gnus-newsgroup-headers
4058 (gnus-summary-prepare-threads
4059 (if gnus-show-threads
4060 (gnus-sort-gathered-threads
4061 (funcall gnus-summary-thread-gathering-function
4063 (gnus-cut-threads (gnus-make-threads)))))
4064 ;; Unthreaded display.
4065 (gnus-sort-articles gnus-newsgroup-headers))))
4066 (setq gnus-newsgroup-data (nreverse gnus-newsgroup-data))
4067 ;; Call hooks for modifying summary buffer.
4068 (goto-char (point-min))
4069 (gnus-run-hooks 'gnus-summary-prepare-hook)))
4071 (defsubst gnus-general-simplify-subject (subject)
4072 "Simplify subject by the same rules as `gnus-gather-threads-by-subject'."
4075 ;; Truncate the subject.
4076 (gnus-simplify-subject-functions
4077 (gnus-map-function gnus-simplify-subject-functions subject))
4078 ((numberp gnus-summary-gather-subject-limit)
4079 (setq subject (gnus-simplify-subject-re subject))
4080 (if (> (length subject) gnus-summary-gather-subject-limit)
4081 (substring subject 0 gnus-summary-gather-subject-limit)
4083 ;; Fuzzily simplify it.
4084 ((eq 'fuzzy gnus-summary-gather-subject-limit)
4085 (gnus-simplify-subject-fuzzy subject))
4086 ;; Just remove the leading "Re:".
4088 (gnus-simplify-subject-re subject))))
4090 (if (and gnus-summary-gather-exclude-subject
4091 (string-match gnus-summary-gather-exclude-subject subject))
4092 nil ; This article shouldn't be gathered
4095 (defun gnus-summary-simplify-subject-query ()
4096 "Query where the respool algorithm would put this article."
4098 (gnus-summary-select-article)
4099 (message "%s" (gnus-general-simplify-subject (gnus-summary-article-subject))))
4101 (defun gnus-gather-threads-by-subject (threads)
4102 "Gather threads by looking at Subject headers."
4103 (if (not gnus-summary-make-false-root)
4105 (let ((hashtb (gnus-make-hashtable 1024))
4108 subject hthread whole-subject)
4110 (setq subject (gnus-general-simplify-subject
4111 (setq whole-subject (mail-header-subject
4114 (if (setq hthread (gnus-gethash subject hashtb))
4116 ;; We enter a dummy root into the thread, if we
4117 ;; haven't done that already.
4118 (unless (stringp (caar hthread))
4119 (setcar hthread (list whole-subject (car hthread))))
4120 ;; We add this new gathered thread to this gathered
4122 (setcdr (car hthread)
4123 (nconc (cdar hthread) (list (car threads))))
4124 ;; Remove it from the list of threads.
4125 (setcdr prev (cdr threads))
4126 (setq threads prev))
4127 ;; Enter this thread into the hash table.
4128 (gnus-sethash subject
4129 (if gnus-summary-make-false-root-always
4131 ;; If you want a dummy root above all
4133 (setcar threads (list whole-subject
4139 (setq threads (cdr threads)))
4142 (defun gnus-gather-threads-by-references (threads)
4143 "Gather threads by looking at References headers."
4144 (let ((idhashtb (gnus-make-hashtable 1024))
4145 (thhashtb (gnus-make-hashtable 1024))
4148 ids references id gthread gid entered ref)
4150 (when (setq references (mail-header-references (caar threads)))
4151 (setq id (mail-header-id (caar threads))
4152 ids (inline (gnus-split-references references))
4154 (while (setq ref (pop ids))
4155 (setq ids (delete ref ids))
4156 (if (not (setq gid (gnus-gethash ref idhashtb)))
4158 (gnus-sethash ref id idhashtb)
4159 (gnus-sethash id threads thhashtb))
4160 (setq gthread (gnus-gethash gid thhashtb))
4162 ;; We enter a dummy root into the thread, if we
4163 ;; haven't done that already.
4164 (unless (stringp (caar gthread))
4165 (setcar gthread (list (mail-header-subject (caar gthread))
4167 ;; We add this new gathered thread to this gathered
4169 (setcdr (car gthread)
4170 (nconc (cdar gthread) (list (car threads)))))
4171 ;; Add it into the thread hash table.
4172 (gnus-sethash id gthread thhashtb)
4174 ;; Remove it from the list of threads.
4175 (setcdr prev (cdr threads))
4176 (setq threads prev))))
4178 (setq threads (cdr threads)))
4181 (defun gnus-sort-gathered-threads (threads)
4182 "Sort subtreads inside each gathered thread by `gnus-sort-gathered-threads-function'."
4183 (let ((result threads))
4185 (when (stringp (caar threads))
4186 (setcdr (car threads)
4187 (sort (cdar threads) gnus-sort-gathered-threads-function)))
4188 (setq threads (cdr threads)))
4191 (defun gnus-thread-loop-p (root thread)
4192 "Say whether ROOT is in THREAD."
4193 (let ((stack (list thread))
4196 (while (setq thread (pop stack))
4197 (setq th (cdr thread))
4199 (not (eq (caar th) root)))
4202 ;; We have found a loop.
4204 (setcdr thread (delq (car th) (cdr thread)))
4205 (if (boundp (setq ref-dep (intern "none"
4206 gnus-newsgroup-dependencies)))
4207 (setcdr (symbol-value ref-dep)
4208 (nconc (cdr (symbol-value ref-dep))
4210 (set ref-dep (list nil (car th))))
4213 ;; Push all the subthreads onto the stack.
4214 (push (cdr thread) stack)))
4217 (defun gnus-make-threads ()
4218 "Go through the dependency hashtb and find the roots. Return all threads."
4220 (while (catch 'infloop
4223 ;; Deal with self-referencing References loops.
4224 (when (and (car (symbol-value refs))
4231 (car (symbol-value refs)) thread))
4232 (cdr (symbol-value refs)))))))
4235 (unless (car (symbol-value refs))
4236 ;; These threads do not refer back to any other
4237 ;; articles, so they're roots.
4238 (setq threads (append (cdr (symbol-value refs)) threads))))
4239 gnus-newsgroup-dependencies)))
4242 ;; Build the thread tree.
4243 (defsubst gnus-dependencies-add-header (header dependencies force-new)
4244 "Enter HEADER into the DEPENDENCIES table if it is not already there.
4246 If FORCE-NEW is not nil, enter HEADER into the DEPENDENCIES table even
4247 if it was already present.
4249 If `gnus-summary-ignore-duplicates' is nil then duplicate Message-IDs
4250 will not be entered in the DEPENDENCIES table. Otherwise duplicate
4251 Message-IDs will be renamed to a unique Message-ID before being
4254 Returns HEADER if it was entered in the DEPENDENCIES. Returns nil otherwise."
4255 (let* ((id (mail-header-id header))
4256 (id-dep (and id (intern id dependencies)))
4257 parent-id ref ref-dep ref-header replaced)
4258 ;; Enter this `header' in the `dependencies' table.
4262 ;; The first two cases do the normal part: enter a new `header'
4263 ;; in the `dependencies' table.
4264 ((not (boundp id-dep))
4265 (set id-dep (list header)))
4266 ((null (car (symbol-value id-dep)))
4267 (setcar (symbol-value id-dep) header))
4269 ;; From here the `header' was already present in the
4270 ;; `dependencies' table.
4272 ;; Overrides an existing entry;
4273 ;; just set the header part of the entry.
4274 (setcar (symbol-value id-dep) header)
4277 ;; Renames the existing `header' to a unique Message-ID.
4278 ((not gnus-summary-ignore-duplicates)
4279 ;; An article with this Message-ID has already been seen.
4280 ;; We rename the Message-ID.
4281 (set (setq id-dep (intern (setq id (nnmail-message-id)) dependencies))
4283 (mail-header-set-id header id))
4285 ;; The last case ignores an existing entry, except it adds any
4286 ;; additional Xrefs (in case the two articles came from different
4288 ;; Also sets `header' to `nil' meaning that the `dependencies'
4289 ;; table was *not* modified.
4291 (mail-header-set-xref
4292 (car (symbol-value id-dep))
4293 (concat (or (mail-header-xref (car (symbol-value id-dep)))
4295 (or (mail-header-xref header) "")))
4298 (when (and header (not replaced))
4299 ;; First check that we are not creating a References loop.
4300 (setq parent-id (gnus-parent-id (mail-header-references header)))
4301 (setq ref parent-id)
4303 (setq ref-dep (intern-soft ref dependencies))
4305 (setq ref-header (car (symbol-value ref-dep))))
4306 (if (string= id ref)
4307 ;; Yuk! This is a reference loop. Make the article be a
4310 (mail-header-set-references (car (symbol-value id-dep)) "none")
4312 (setq parent-id nil))
4313 (setq ref (gnus-parent-id (mail-header-references ref-header)))))
4314 (setq ref-dep (intern (or parent-id "none") dependencies))
4315 (if (boundp ref-dep)
4316 (setcdr (symbol-value ref-dep)
4317 (nconc (cdr (symbol-value ref-dep))
4318 (list (symbol-value id-dep))))
4319 (set ref-dep (list nil (symbol-value id-dep)))))
4322 (defun gnus-extract-message-id-from-in-reply-to (string)
4323 (if (string-match "<[^>]+>" string)
4324 (substring string (match-beginning 0) (match-end 0))
4327 (defun gnus-build-sparse-threads ()
4328 (let ((headers gnus-newsgroup-headers)
4329 (mail-parse-charset gnus-newsgroup-charset)
4330 (gnus-summary-ignore-duplicates t)
4331 header references generation relations
4332 subject child end new-child date)
4333 ;; First we create an alist of generations/relations, where
4334 ;; generations is how much we trust the relation, and the relation
4336 (gnus-message 7 "Making sparse threads...")
4338 (nnheader-set-temp-buffer " *gnus sparse threads*")
4339 (while (setq header (pop headers))
4340 (when (and (setq references (mail-header-references header))
4341 (not (string= references "")))
4343 (setq child (mail-header-id header)
4344 subject (mail-header-subject header)
4345 date (mail-header-date header)
4347 (while (search-backward ">" nil t)
4348 (setq end (1+ (point)))
4349 (when (search-backward "<" nil t)
4350 (setq new-child (buffer-substring (point) end))
4351 (push (list (incf generation)
4352 child (setq child new-child)
4356 (push (list (1+ generation) child nil subject) relations))
4358 (kill-buffer (current-buffer)))
4359 ;; Sort over trustworthiness.
4360 (dolist (relation (sort relations 'car-less-than-car))
4361 (when (gnus-dependencies-add-header
4362 (make-full-mail-header
4363 gnus-reffed-article-number
4364 (nth 3 relation) "" (or (nth 4 relation) "")
4366 (or (nth 2 relation) "") 0 0 "")
4367 gnus-newsgroup-dependencies nil)
4368 (push gnus-reffed-article-number gnus-newsgroup-limit)
4369 (push gnus-reffed-article-number gnus-newsgroup-sparse)
4370 (push (cons gnus-reffed-article-number gnus-sparse-mark)
4371 gnus-newsgroup-reads)
4372 (decf gnus-reffed-article-number)))
4373 (gnus-message 7 "Making sparse threads...done")))
4375 (defun gnus-build-old-threads ()
4376 ;; Look at all the articles that refer back to old articles, and
4377 ;; fetch the headers for the articles that aren't there. This will
4378 ;; build complete threads - if the roots haven't been expired by the
4380 (let ((mail-parse-charset gnus-newsgroup-charset)
4384 (when (not (car (symbol-value refs)))
4385 (setq heads (cdr (symbol-value refs)))
4387 (if (memq (mail-header-number (caar heads))
4388 gnus-newsgroup-dormant)
4389 (setq heads (cdr heads))
4390 (setq id (symbol-name refs))
4391 (while (and (setq id (gnus-build-get-header id))
4392 (not (car (gnus-id-to-thread id)))))
4393 (setq heads nil)))))
4394 gnus-newsgroup-dependencies)))
4396 (defsubst gnus-remove-odd-characters (string)
4397 "Translate STRING into something that doesn't contain weird characters."
4398 (mm-subst-char-in-string
4400 (mm-subst-char-in-string ?\n ?\- string t) t))
4402 ;; This function has to be called with point after the article number
4403 ;; on the beginning of the line.
4404 (defsubst gnus-nov-parse-line (number dependencies &optional force-new)
4405 (let ((eol (point-at-eol))
4406 (buffer (current-buffer))
4407 header references in-reply-to)
4409 ;; overview: [num subject from date id refs chars lines misc]
4412 (narrow-to-region (point) eol)
4417 (make-full-mail-header
4419 (condition-case () ; subject
4420 (gnus-remove-odd-characters
4421 (funcall gnus-decode-encoded-word-function
4422 (setq x (nnheader-nov-field))))
4424 (condition-case () ; from
4425 (gnus-remove-odd-characters
4426 (funcall gnus-decode-encoded-address-function
4427 (setq x (nnheader-nov-field))))
4429 (nnheader-nov-field) ; date
4430 (nnheader-nov-read-message-id number) ; id
4431 (setq references (nnheader-nov-field)) ; refs
4432 (nnheader-nov-read-integer) ; chars
4433 (nnheader-nov-read-integer) ; lines
4435 (if (looking-at "Xref: ")
4436 (goto-char (match-end 0)))
4437 (nnheader-nov-field)) ; Xref
4438 (nnheader-nov-parse-extra)))) ; extra
4442 (when (and (string= references "")
4443 (setq in-reply-to (mail-header-extra header))
4444 (setq in-reply-to (cdr (assq 'In-Reply-To in-reply-to))))
4445 (mail-header-set-references
4446 header (gnus-extract-message-id-from-in-reply-to in-reply-to)))
4448 (when gnus-alter-header-function
4449 (funcall gnus-alter-header-function header))
4450 (gnus-dependencies-add-header header dependencies force-new)))
4452 (defun gnus-build-get-header (id)
4453 "Look through the buffer of NOV lines and find the header to ID.
4454 Enter this line into the dependencies hash table, and return
4455 the id of the parent article (if any)."
4456 (let ((deps gnus-newsgroup-dependencies)
4459 (with-current-buffer nntp-server-buffer
4460 (let ((case-fold-search nil))
4461 (goto-char (point-min))
4462 (while (and (not found)
4463 (search-forward id nil t))
4465 (setq found (looking-at
4466 (format "^[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t%s"
4467 (regexp-quote id))))
4468 (or found (beginning-of-line 2)))
4472 (setq header (gnus-nov-parse-line
4473 (read (current-buffer)) deps))
4474 (gnus-parent-id (mail-header-references header))))))
4476 (let ((number (mail-header-number header)))
4477 (push number gnus-newsgroup-limit)
4478 (push header gnus-newsgroup-headers)
4479 (if (memq number gnus-newsgroup-unselected)
4481 (setq gnus-newsgroup-unreads
4482 (gnus-add-to-sorted-list gnus-newsgroup-unreads
4484 (setq gnus-newsgroup-unselected
4485 (delq number gnus-newsgroup-unselected)))
4486 (push number gnus-newsgroup-ancient)))))))
4488 (defun gnus-build-all-threads ()
4489 "Read all the headers."
4490 (let ((gnus-summary-ignore-duplicates t)
4491 (mail-parse-charset gnus-newsgroup-charset)
4492 (dependencies gnus-newsgroup-dependencies)
4494 (with-current-buffer nntp-server-buffer
4495 (let ((case-fold-search nil))
4496 (goto-char (point-min))
4499 (setq article (read (current-buffer))
4500 header (gnus-nov-parse-line article dependencies)))
4502 (with-current-buffer gnus-summary-buffer
4503 (push header gnus-newsgroup-headers)
4504 (if (memq (setq article (mail-header-number header))
4505 gnus-newsgroup-unselected)
4507 (setq gnus-newsgroup-unreads
4508 (gnus-add-to-sorted-list
4509 gnus-newsgroup-unreads article))
4510 (setq gnus-newsgroup-unselected
4511 (delq article gnus-newsgroup-unselected)))
4512 (push article gnus-newsgroup-ancient)))
4513 (forward-line 1)))))))
4515 (defun gnus-summary-update-article-line (article header)
4516 "Update the line for ARTICLE using HEADER."
4517 (let* ((id (mail-header-id header))
4518 (thread (gnus-id-to-thread id)))
4520 (error "Article in no thread"))
4521 ;; Update the thread.
4522 (setcar thread header)
4523 (gnus-summary-goto-subject article)
4524 (let* ((datal (gnus-data-find-list article))
4526 (inhibit-read-only t)
4527 (level (gnus-summary-thread-level)))
4529 (let ((inserted (- (point)
4531 (gnus-summary-insert-line
4533 (memq article gnus-newsgroup-undownloaded)
4534 (gnus-article-mark article)
4535 (memq article gnus-newsgroup-replied)
4536 (memq article gnus-newsgroup-expirable)
4537 ;; Only insert the Subject string when it's different
4538 ;; from the previous Subject string.
4543 (mail-header-subject
4546 (gnus-data-find-list
4548 (gnus-data-list t)))))
4549 ;; Error on the side of excessive subjects.
4551 (mail-header-subject header)))
4553 (mail-header-subject header))
4554 nil (cdr (assq article gnus-newsgroup-scored))
4555 (memq article gnus-newsgroup-processable))
4558 (gnus-data-update-list
4560 (- (gnus-data-pos data) (gnus-data-pos (cadr datal)) inserted)))))))
4562 (defun gnus-summary-update-article (article &optional iheader)
4563 "Update ARTICLE in the summary buffer."
4564 (set-buffer gnus-summary-buffer)
4565 (let* ((header (gnus-summary-article-header article))
4566 (id (mail-header-id header))
4567 (data (gnus-data-find article))
4568 (thread (gnus-id-to-thread id))
4569 (references (mail-header-references header))
4573 (when (and references
4574 (not (equal "" references)))
4577 (inhibit-read-only t)
4583 (delq thread parent)))
4584 (if (gnus-summary-insert-subject id header)
4585 ;; Set the (possibly) new article number in the data structure.
4586 (gnus-data-set-number data (gnus-id-to-article id))
4590 (defun gnus-rebuild-thread (id &optional line)
4591 "Rebuild the thread containing ID.
4592 If LINE, insert the rebuilt thread starting on line LINE."
4593 (let ((inhibit-read-only t)
4594 old-pos current thread data)
4595 (if (not gnus-show-threads)
4596 (setq thread (list (car (gnus-id-to-thread id))))
4597 ;; Get the thread this article is part of.
4598 (setq thread (gnus-remove-thread id)))
4599 (setq old-pos (point-at-bol))
4600 (setq current (save-excursion
4601 (and (re-search-backward "[\r\n]" nil t)
4602 (gnus-summary-article-number))))
4603 ;; If this is a gathered thread, we have to go some re-gathering.
4604 (when (stringp (car thread))
4605 (let ((subject (car thread))
4607 (setq thread (cdr thread))
4609 (unless (memq (setq thr (gnus-id-to-thread
4611 (mail-header-id (caar thread)))))
4614 (setq thread (cdr thread)))
4615 ;; We now have all (unique) roots.
4616 (if (= (length roots) 1)
4617 ;; All the loose roots are now one solid root.
4618 (setq thread (car roots))
4619 (setq thread (cons subject (gnus-sort-threads roots))))))
4621 ;; We then insert this thread into the summary buffer.
4623 (goto-char (point-min))
4624 (forward-line (1- line)))
4625 (let (gnus-newsgroup-data gnus-newsgroup-threads)
4626 (if gnus-show-threads
4627 (gnus-summary-prepare-threads (gnus-cut-threads (list thread)))
4628 (gnus-summary-prepare-unthreaded thread))
4629 (setq data (nreverse gnus-newsgroup-data))
4630 (setq threads gnus-newsgroup-threads))
4631 ;; We splice the new data into the data structure.
4632 ;;!!! This is kinda bogus. We assume that in LINE is non-nil,
4633 ;;!!! then we want to insert at the beginning of the buffer.
4634 ;;!!! That happens to be true with Gnus now, but that may
4635 ;;!!! change in the future. Perhaps.
4636 (gnus-data-enter-list
4637 (if line nil current) data (- (point) old-pos))
4638 (setq gnus-newsgroup-threads
4639 (nconc threads gnus-newsgroup-threads))
4640 (gnus-data-compute-positions))))
4642 (defun gnus-number-to-header (number)
4643 "Return the header for article NUMBER."
4644 (let ((headers gnus-newsgroup-headers))
4646 (not (= number (mail-header-number (car headers)))))
4651 (defun gnus-parent-headers (in-headers &optional generation)
4652 "Return the headers of the GENERATIONeth parent of HEADERS."
4654 (setq generation 1))
4656 (headers in-headers)
4659 (not (zerop generation))
4660 (setq references (mail-header-references headers)))
4661 (setq headers (if (and references
4662 (setq parent (gnus-parent-id references)))
4663 (car (gnus-id-to-thread parent))
4666 (and (not (eq headers in-headers))
4669 (defun gnus-id-to-thread (id)
4670 "Return the (sub-)thread where ID appears."
4671 (gnus-gethash id gnus-newsgroup-dependencies))
4673 (defun gnus-id-to-article (id)
4674 "Return the article number of ID."
4675 (let ((thread (gnus-id-to-thread id)))
4678 (mail-header-number (car thread)))))
4680 (defun gnus-id-to-header (id)
4681 "Return the article headers of ID."
4682 (car (gnus-id-to-thread id)))
4684 (defun gnus-article-displayed-root-p (article)
4685 "Say whether ARTICLE is a root(ish) article."
4686 (let ((level (gnus-summary-thread-level article))
4687 (refs (mail-header-references (gnus-summary-article-header article)))
4693 ((null (gnus-parent-id refs)) t)
4695 (null (setq particle (gnus-id-to-article
4696 (gnus-parent-id refs))))
4697 (null (gnus-summary-thread-level particle)))))))
4699 (defun gnus-root-id (id)
4700 "Return the id of the root of the thread where ID appears."
4702 (while (and id (setq prev (car (gnus-id-to-thread id))))
4704 id (gnus-parent-id (mail-header-references prev))))
4707 (defun gnus-articles-in-thread (thread)
4708 "Return the list of articles in THREAD."
4709 (cons (mail-header-number (car thread))
4710 (apply 'nconc (mapcar 'gnus-articles-in-thread (cdr thread)))))
4712 (defun gnus-remove-thread (id &optional dont-remove)
4713 "Remove the thread that has ID in it."
4714 (let (headers thread last-id)
4715 ;; First go up in this thread until we find the root.
4716 (setq last-id (gnus-root-id id)
4717 headers (message-flatten-list (gnus-id-to-thread last-id)))
4718 ;; We have now found the real root of this thread. It might have
4719 ;; been gathered into some loose thread, so we have to search
4720 ;; through the threads to find the thread we wanted.
4721 (let ((threads gnus-newsgroup-threads)
4724 (setq sub (car threads))
4725 (if (stringp (car sub))
4726 ;; This is a gathered thread, so we look at the roots
4727 ;; below it to find whether this article is in this
4730 (setq sub (cdr sub))
4732 (when (member (caar sub) headers)
4733 (setq thread (car threads)
4736 (setq sub (cdr sub))))
4737 ;; It's an ordinary thread, so we check it.
4738 (when (eq (car sub) (car headers))
4741 (setq threads (cdr threads)))
4742 ;; If this article is in no thread, then it's a root.
4745 (setq gnus-newsgroup-threads (delq thread gnus-newsgroup-threads)))
4746 (setq thread (gnus-id-to-thread last-id)))
4749 thread ; We return this thread.
4751 (if (stringp (car thread))
4753 ;; If we use dummy roots, then we have to remove the
4754 ;; dummy root as well.
4755 (when (eq gnus-summary-make-false-root 'dummy)
4756 ;; We go to the dummy root by going to
4757 ;; the first sub-"thread", and then one line up.
4758 (gnus-summary-goto-article
4759 (mail-header-number (caadr thread)))
4762 (gnus-data-compute-positions))
4763 (setq thread (cdr thread))
4765 (gnus-remove-thread-1 (car thread))
4766 (setq thread (cdr thread))))
4767 (gnus-remove-thread-1 thread))))))))
4769 (defun gnus-remove-thread-1 (thread)
4770 "Remove the thread THREAD recursively."
4771 (let ((number (mail-header-number (pop thread)))
4773 (setq thread (reverse thread))
4775 (gnus-remove-thread-1 (pop thread)))
4776 (when (setq d (gnus-data-find number))
4777 (goto-char (gnus-data-pos d))
4778 (gnus-summary-show-thread)
4784 (gnus-delete-line)))))))
4786 (defun gnus-sort-threads-recursive (threads func)
4787 (sort (mapcar (lambda (thread)
4790 (gnus-sort-threads-recursive (cdr thread) func))))
4793 (defun gnus-sort-threads-loop (threads func)
4794 (let* ((superthread (cons nil threads))
4795 (stack (list (cons superthread threads)))
4796 remaining-threads thread)
4798 (setq remaining-threads (cdr (car stack)))
4799 (if remaining-threads
4800 (progn (setq thread (car remaining-threads))
4801 (setcdr (car stack) (cdr remaining-threads))
4803 (push (cons thread (cdr thread)) stack)))
4804 (setq thread (caar stack))
4805 (setcdr thread (sort (cdr thread) func))
4809 (defun gnus-sort-threads (threads)
4811 (if (not gnus-thread-sort-functions)
4813 (gnus-message 8 "Sorting threads...")
4816 (let ((max-lisp-eval-depth (max max-lisp-eval-depth 5000)))
4817 (gnus-sort-threads-recursive
4818 threads (gnus-make-sort-function gnus-thread-sort-functions)))
4819 ;; Even after binding max-lisp-eval-depth, the recursive
4820 ;; sorter might fail for very long threads. In that case,
4821 ;; try using a (less well-tested) non-recursive sorter.
4822 (error (gnus-sort-threads-loop
4823 threads (gnus-make-sort-function
4824 gnus-thread-sort-functions))))
4825 (gnus-message 8 "Sorting threads...done"))))
4827 (defun gnus-sort-articles (articles)
4829 (when gnus-article-sort-functions
4830 (gnus-message 7 "Sorting articles...")
4832 (setq gnus-newsgroup-headers
4833 (sort articles (gnus-make-sort-function
4834 gnus-article-sort-functions)))
4835 (gnus-message 7 "Sorting articles...done"))))
4837 ;; Written by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
4838 (defmacro gnus-thread-header (thread)
4839 "Return header of first article in THREAD.
4840 Note that THREAD must never, ever be anything else than a variable -
4841 using some other form will lead to serious barfage."
4842 (or (symbolp thread) (signal 'wrong-type-argument '(symbolp thread)))
4843 ;; (8% speedup to gnus-summary-prepare, just for fun :-)
4844 (list 'byte-code "\10\211:\203\17\0\211@;\203\16\0A@@\207"
4847 (defsubst gnus-article-sort-by-number (h1 h2)
4848 "Sort articles by article number."
4849 (< (mail-header-number h1)
4850 (mail-header-number h2)))
4852 (defun gnus-thread-sort-by-number (h1 h2)
4853 "Sort threads by root article number."
4854 (gnus-article-sort-by-number
4855 (gnus-thread-header h1) (gnus-thread-header h2)))
4857 (defsubst gnus-article-sort-by-random (h1 h2)
4858 "Sort articles randomly."
4861 (defun gnus-thread-sort-by-random (h1 h2)
4862 "Sort threads randomly."
4863 (gnus-article-sort-by-random
4864 (gnus-thread-header h1) (gnus-thread-header h2)))
4866 (defsubst gnus-article-sort-by-lines (h1 h2)
4867 "Sort articles by article Lines header."
4868 (< (mail-header-lines h1)
4869 (mail-header-lines h2)))
4871 (defun gnus-thread-sort-by-lines (h1 h2)
4872 "Sort threads by root article Lines header."
4873 (gnus-article-sort-by-lines
4874 (gnus-thread-header h1) (gnus-thread-header h2)))
4876 (defsubst gnus-article-sort-by-chars (h1 h2)
4877 "Sort articles by octet length."
4878 (< (mail-header-chars h1)
4879 (mail-header-chars h2)))
4881 (defun gnus-thread-sort-by-chars (h1 h2)
4882 "Sort threads by root article octet length."
4883 (gnus-article-sort-by-chars
4884 (gnus-thread-header h1) (gnus-thread-header h2)))
4886 (defsubst gnus-article-sort-by-author (h1 h2)
4887 "Sort articles by root author."
4889 (let ((extract (funcall
4890 gnus-extract-address-components
4891 (mail-header-from h1))))
4892 (or (car extract) (cadr extract) ""))
4893 (let ((extract (funcall
4894 gnus-extract-address-components
4895 (mail-header-from h2))))
4896 (or (car extract) (cadr extract) ""))))
4898 (defun gnus-thread-sort-by-author (h1 h2)
4899 "Sort threads by root author."
4900 (gnus-article-sort-by-author
4901 (gnus-thread-header h1) (gnus-thread-header h2)))
4903 (defsubst gnus-article-sort-by-recipient (h1 h2)
4904 "Sort articles by recipient."
4906 (let ((extract (funcall
4907 gnus-extract-address-components
4908 (or (cdr (assq 'To (mail-header-extra h1))) ""))))
4909 (or (car extract) (cadr extract)))
4910 (let ((extract (funcall
4911 gnus-extract-address-components
4912 (or (cdr (assq 'To (mail-header-extra h2))) ""))))
4913 (or (car extract) (cadr extract)))))
4915 (defun gnus-thread-sort-by-recipient (h1 h2)
4916 "Sort threads by root recipient."
4917 (gnus-article-sort-by-recipient
4918 (gnus-thread-header h1) (gnus-thread-header h2)))
4920 (defsubst gnus-article-sort-by-subject (h1 h2)
4921 "Sort articles by root subject."
4923 (downcase (gnus-simplify-subject-re (mail-header-subject h1)))
4924 (downcase (gnus-simplify-subject-re (mail-header-subject h2)))))
4926 (defun gnus-thread-sort-by-subject (h1 h2)
4927 "Sort threads by root subject."
4928 (gnus-article-sort-by-subject
4929 (gnus-thread-header h1) (gnus-thread-header h2)))
4931 (defsubst gnus-article-sort-by-date (h1 h2)
4932 "Sort articles by root article date."
4934 (gnus-date-get-time (mail-header-date h1))
4935 (gnus-date-get-time (mail-header-date h2))))
4937 (defun gnus-thread-sort-by-date (h1 h2)
4938 "Sort threads by root article date."
4939 (gnus-article-sort-by-date
4940 (gnus-thread-header h1) (gnus-thread-header h2)))
4942 (defsubst gnus-article-sort-by-score (h1 h2)
4943 "Sort articles by root article score.
4944 Unscored articles will be counted as having a score of zero."
4945 (> (or (cdr (assq (mail-header-number h1)
4946 gnus-newsgroup-scored))
4947 gnus-summary-default-score 0)
4948 (or (cdr (assq (mail-header-number h2)
4949 gnus-newsgroup-scored))
4950 gnus-summary-default-score 0)))
4952 (defun gnus-thread-sort-by-score (h1 h2)
4953 "Sort threads by root article score."
4954 (gnus-article-sort-by-score
4955 (gnus-thread-header h1) (gnus-thread-header h2)))
4957 (defun gnus-thread-sort-by-total-score (h1 h2)
4958 "Sort threads by the sum of all scores in the thread.
4959 Unscored articles will be counted as having a score of zero."
4960 (> (gnus-thread-total-score h1) (gnus-thread-total-score h2)))
4962 (defun gnus-thread-total-score (thread)
4963 ;; This function find the total score of THREAD.
4968 (if (stringp (car thread))
4969 (apply gnus-thread-score-function 0
4970 (mapcar 'gnus-thread-total-score-1 (cdr thread)))
4971 (gnus-thread-total-score-1 thread)))
4973 (gnus-thread-total-score-1 (list thread)))))
4975 (defun gnus-thread-sort-by-most-recent-number (h1 h2)
4976 "Sort threads such that the thread with the most recently arrived article comes first."
4977 (> (gnus-thread-highest-number h1) (gnus-thread-highest-number h2)))
4979 (defun gnus-thread-highest-number (thread)
4980 "Return the highest article number in THREAD."
4981 (apply 'max (mapcar (lambda (header)
4982 (mail-header-number header))
4983 (message-flatten-list thread))))
4985 (defun gnus-thread-sort-by-most-recent-date (h1 h2)
4986 "Sort threads such that the thread with the most recently dated article comes first."
4987 (> (gnus-thread-latest-date h1) (gnus-thread-latest-date h2)))
4989 (defun gnus-thread-latest-date (thread)
4990 "Return the highest article date in THREAD."
4991 (let ((previous-time 0))
4997 (gnus-float-time (mail-header-parse-date
4998 (mail-header-date header)))
4999 (error previous-time))))
5001 (message-flatten-list thread)
5003 (< (mail-header-number h1)
5004 (mail-header-number h2))))))))
5006 (defun gnus-thread-total-score-1 (root)
5007 ;; This function find the total score of the thread below ROOT.
5008 (setq root (car root))
5009 (apply gnus-thread-score-function
5011 (mapcar 'gnus-thread-total-score
5012 (cdr (gnus-id-to-thread (mail-header-id root))))
5013 (when (> (mail-header-number root) 0)
5014 (list (or (cdr (assq (mail-header-number root)
5015 gnus-newsgroup-scored))
5016 gnus-summary-default-score 0))))
5017 (list gnus-summary-default-score)
5020 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
5021 (defvar gnus-tmp-prev-subject nil)
5022 (defvar gnus-tmp-false-parent nil)
5023 (defvar gnus-tmp-root-expunged nil)
5024 (defvar gnus-tmp-dummy-line nil)
5026 (defun gnus-extra-header (type &optional header)
5027 "Return the extra header of TYPE."
5028 (or (cdr (assq type (mail-header-extra (or header gnus-tmp-header))))
5031 (defvar gnus-tmp-thread-tree-header-string "")
5033 (defcustom gnus-sum-thread-tree-root "> "
5034 "With %B spec, used for the root of a thread.
5035 If nil, use subject instead."
5037 :type '(radio (const :format "%v " nil) string)
5038 :group 'gnus-thread)
5040 (defcustom gnus-sum-thread-tree-false-root "> "
5041 "With %B spec, used for a false root of a thread.
5042 If nil, use subject instead."
5044 :type '(radio (const :format "%v " nil) string)
5045 :group 'gnus-thread)
5047 (defcustom gnus-sum-thread-tree-single-indent ""
5048 "With %B spec, used for a thread with just one message.
5049 If nil, use subject instead."
5051 :type '(radio (const :format "%v " nil) string)
5052 :group 'gnus-thread)
5054 (defcustom gnus-sum-thread-tree-vertical "| "
5055 "With %B spec, used for drawing a vertical line."
5058 :group 'gnus-thread)
5060 (defcustom gnus-sum-thread-tree-indent " "
5061 "With %B spec, used for indenting."
5064 :group 'gnus-thread)
5066 (defcustom gnus-sum-thread-tree-leaf-with-other "+-> "
5067 "With %B spec, used for a leaf with brothers."
5070 :group 'gnus-thread)
5072 (defcustom gnus-sum-thread-tree-single-leaf "\\-> "
5073 "With %B spec, used for a leaf without brothers."
5076 :group 'gnus-thread)
5078 (defcustom gnus-summary-display-while-building nil
5079 "If non-nil, show and update the summary buffer as it's being built.
5080 If the value is t, update the buffer after every line is inserted. If
5081 the value is an integer (N), update the display every N lines."
5084 :type '(choice (const :tag "off" nil)
5086 (const :tag "frequently" t)))
5088 (defun gnus-summary-prepare-threads (threads)
5089 "Prepare summary buffer from THREADS and indentation LEVEL.
5090 THREADS is either a list of `(PARENT [(CHILD1 [(GRANDCHILD ...]...) ...])'
5091 or a straight list of headers."
5092 (gnus-message 7 "Generating summary...")
5094 (setq gnus-newsgroup-threads threads)
5097 (let ((gnus-tmp-level 0)
5098 (default-score (or gnus-summary-default-score 0))
5099 (gnus-visual-p (gnus-visual-p 'summary-highlight 'highlight))
5100 (building-line-count gnus-summary-display-while-building)
5101 (building-count (integerp gnus-summary-display-while-building))
5102 thread number subject stack state gnus-tmp-gathered beg-match
5103 new-roots gnus-tmp-new-adopts thread-end simp-subject
5104 gnus-tmp-header gnus-tmp-unread gnus-tmp-downloaded
5105 gnus-tmp-replied gnus-tmp-subject-or-nil
5106 gnus-tmp-dummy gnus-tmp-indentation gnus-tmp-lines gnus-tmp-score
5107 gnus-tmp-score-char gnus-tmp-from gnus-tmp-name
5108 gnus-tmp-number gnus-tmp-opening-bracket gnus-tmp-closing-bracket
5111 (setq gnus-tmp-prev-subject nil
5112 gnus-tmp-thread-tree-header-string "")
5114 (if (vectorp (car threads))
5115 ;; If this is a straight (sic) list of headers, then a
5116 ;; threaded summary display isn't required, so we just create
5117 ;; an unthreaded one.
5118 (gnus-summary-prepare-unthreaded threads)
5120 ;; Do the threaded display.
5122 (if gnus-summary-display-while-building
5123 (switch-to-buffer (buffer-name)))
5124 (while (or threads stack gnus-tmp-new-adopts new-roots)
5126 (if (and (= gnus-tmp-level 0)
5129 (not gnus-tmp-false-parent)
5130 (or gnus-tmp-new-adopts new-roots))
5131 (if gnus-tmp-new-adopts
5132 (setq gnus-tmp-level (if gnus-tmp-root-expunged 0 1)
5133 thread (list (car gnus-tmp-new-adopts))
5134 gnus-tmp-header (caar thread)
5135 gnus-tmp-new-adopts (cdr gnus-tmp-new-adopts))
5137 (setq thread (list (car new-roots))
5138 gnus-tmp-header (caar thread)
5139 new-roots (cdr new-roots))))
5142 ;; If there are some threads, we do them before the
5143 ;; threads on the stack.
5144 (setq thread threads
5145 gnus-tmp-header (caar thread))
5146 ;; There were no current threads, so we pop something off
5148 (setq state (car stack)
5149 gnus-tmp-level (car state)
5150 tree-stack (cadr state)
5151 thread (caddr state)
5153 gnus-tmp-header (caar thread))))
5155 (setq gnus-tmp-false-parent nil)
5156 (setq gnus-tmp-root-expunged nil)
5157 (setq thread-end nil)
5159 (if (stringp gnus-tmp-header)
5160 ;; The header is a dummy root.
5162 ((eq gnus-summary-make-false-root 'adopt)
5163 ;; We let the first article adopt the rest.
5164 (setq gnus-tmp-new-adopts (nconc gnus-tmp-new-adopts
5166 (setq gnus-tmp-gathered
5168 (lambda (h) (mail-header-number (car h)))
5171 (setq thread (cons (list (caar thread)
5174 (setq gnus-tmp-level -1
5175 gnus-tmp-false-parent t))
5176 ((eq gnus-summary-make-false-root 'empty)
5177 ;; We print adopted articles with empty subject fields.
5178 (setq gnus-tmp-gathered
5180 (lambda (h) (mail-header-number (car h)))
5183 (setq gnus-tmp-level -1))
5184 ((eq gnus-summary-make-false-root 'dummy)
5185 ;; We remember that we probably want to output a dummy
5187 (setq gnus-tmp-dummy-line gnus-tmp-header)
5188 (setq gnus-tmp-prev-subject gnus-tmp-header))
5190 ;; We do not make a root for the gathered
5191 ;; sub-threads at all.
5192 (setq gnus-tmp-level -1)))
5194 (setq number (mail-header-number gnus-tmp-header)
5195 subject (mail-header-subject gnus-tmp-header)
5196 simp-subject (gnus-simplify-subject-fully subject))
5199 ;; If the thread has changed subject, we might want to make
5200 ;; this subthread into a root.
5201 ((and (null gnus-thread-ignore-subject)
5202 (not (zerop gnus-tmp-level))
5203 gnus-tmp-prev-subject
5204 (not (string= gnus-tmp-prev-subject simp-subject)))
5205 (setq new-roots (nconc new-roots (list (car thread)))
5207 gnus-tmp-header nil))
5208 ;; If the article lies outside the current limit,
5209 ;; then we do not display it.
5210 ((not (memq number gnus-newsgroup-limit))
5211 (setq gnus-tmp-gathered
5213 (lambda (h) (mail-header-number (car h)))
5216 (setq gnus-tmp-new-adopts (if (cdar thread)
5217 (append gnus-tmp-new-adopts
5219 gnus-tmp-new-adopts)
5221 gnus-tmp-header nil)
5222 (when (zerop gnus-tmp-level)
5223 (setq gnus-tmp-root-expunged t)))
5224 ;; Perhaps this article is to be marked as read?
5225 ((and gnus-summary-mark-below
5226 (< (or (cdr (assq number gnus-newsgroup-scored))
5228 gnus-summary-mark-below)
5229 ;; Don't touch sparse articles.
5230 (not (gnus-summary-article-sparse-p number))
5231 (not (gnus-summary-article-ancient-p number)))
5232 (setq gnus-newsgroup-unreads
5233 (delq number gnus-newsgroup-unreads))
5234 (if gnus-newsgroup-auto-expire
5235 (setq gnus-newsgroup-expirable
5236 (gnus-add-to-sorted-list
5237 gnus-newsgroup-expirable number))
5238 (push (cons number gnus-low-score-mark)
5239 gnus-newsgroup-reads))))
5241 (when gnus-tmp-header
5242 ;; We may have an old dummy line to output before this
5244 (when (and gnus-tmp-dummy-line
5247 (mail-header-subject gnus-tmp-header)))
5248 (gnus-summary-insert-dummy-line
5249 gnus-tmp-dummy-line (mail-header-number gnus-tmp-header))
5250 (setq gnus-tmp-dummy-line nil))
5252 ;; Compute the mark.
5253 (setq gnus-tmp-unread (gnus-article-mark number))
5255 (push (gnus-data-make number gnus-tmp-unread (1+ (point))
5256 gnus-tmp-header gnus-tmp-level)
5257 gnus-newsgroup-data)
5259 ;; Actually insert the line.
5261 gnus-tmp-subject-or-nil
5263 ((and gnus-thread-ignore-subject
5264 gnus-tmp-prev-subject
5265 (not (string= gnus-tmp-prev-subject simp-subject)))
5267 ((zerop gnus-tmp-level)
5268 (if (and (eq gnus-summary-make-false-root 'empty)
5269 (memq number gnus-tmp-gathered)
5270 gnus-tmp-prev-subject
5271 (string= gnus-tmp-prev-subject simp-subject))
5272 gnus-summary-same-subject
5274 (t gnus-summary-same-subject)))
5275 (if (and (eq gnus-summary-make-false-root 'adopt)
5276 (= gnus-tmp-level 1)
5277 (memq number gnus-tmp-gathered))
5278 (setq gnus-tmp-opening-bracket ?\<
5279 gnus-tmp-closing-bracket ?\>)
5280 (setq gnus-tmp-opening-bracket ?\[
5281 gnus-tmp-closing-bracket ?\]))
5282 (if (>= gnus-tmp-level (length gnus-thread-indent-array))
5283 (gnus-make-thread-indent-array
5284 (max (* 2 (length gnus-thread-indent-array))
5287 gnus-tmp-indentation
5288 (aref gnus-thread-indent-array gnus-tmp-level)
5289 gnus-tmp-lines (mail-header-lines gnus-tmp-header)
5290 gnus-tmp-score (or (cdr (assq number gnus-newsgroup-scored))
5291 gnus-summary-default-score 0)
5293 (if (or (null gnus-summary-default-score)
5294 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
5295 gnus-summary-zcore-fuzz))
5297 (if (< gnus-tmp-score gnus-summary-default-score)
5298 gnus-score-below-mark gnus-score-over-mark))
5300 (cond ((memq number gnus-newsgroup-processable)
5302 ((memq number gnus-newsgroup-cached)
5304 ((memq number gnus-newsgroup-replied)
5306 ((memq number gnus-newsgroup-forwarded)
5307 gnus-forwarded-mark)
5308 ((memq number gnus-newsgroup-saved)
5310 ((memq number gnus-newsgroup-recent)
5312 ((memq number gnus-newsgroup-unseen)
5316 (cond ((memq number gnus-newsgroup-undownloaded)
5317 gnus-undownloaded-mark)
5318 (gnus-newsgroup-agentized
5319 gnus-downloaded-mark)
5322 gnus-tmp-from (mail-header-from gnus-tmp-header)
5325 ((string-match "<[^>]+> *$" gnus-tmp-from)
5326 (setq beg-match (match-beginning 0))
5327 (or (and (string-match "^\".+\"" gnus-tmp-from)
5328 (substring gnus-tmp-from 1 (1- (match-end 0))))
5329 (substring gnus-tmp-from 0 beg-match)))
5330 ((string-match "(.+)" gnus-tmp-from)
5331 (substring gnus-tmp-from
5332 (1+ (match-beginning 0)) (1- (match-end 0))))
5336 gnus-tmp-thread-tree-header-string
5338 ((not gnus-show-threads) "")
5339 ((zerop gnus-tmp-level)
5340 (cond ((cdar thread)
5341 (or gnus-sum-thread-tree-root subject))
5342 (gnus-tmp-new-adopts
5343 (or gnus-sum-thread-tree-false-root subject))
5345 (or gnus-sum-thread-tree-single-indent subject))))
5347 (concat (apply 'concat
5348 (mapcar (lambda (item)
5350 gnus-sum-thread-tree-vertical
5351 gnus-sum-thread-tree-indent))
5352 (cdr (reverse tree-stack))))
5354 gnus-sum-thread-tree-leaf-with-other
5355 gnus-sum-thread-tree-single-leaf)))))
5356 (when (string= gnus-tmp-name "")
5357 (setq gnus-tmp-name gnus-tmp-from))
5358 (unless (numberp gnus-tmp-lines)
5359 (setq gnus-tmp-lines -1))
5360 (if (= gnus-tmp-lines -1)
5361 (setq gnus-tmp-lines "?")
5362 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
5363 (gnus-put-text-property
5365 (progn (eval gnus-summary-line-format-spec) (point))
5366 'gnus-number number)
5369 (gnus-run-hooks 'gnus-summary-update-hook)
5372 (setq gnus-tmp-prev-subject simp-subject)))
5374 (when (nth 1 thread)
5375 (push (list (max 0 gnus-tmp-level)
5376 (copy-sequence tree-stack)
5379 (push (if (nth 1 thread) 1 0) tree-stack)
5380 (incf gnus-tmp-level)
5381 (setq threads (if thread-end nil (cdar thread)))
5382 (if gnus-summary-display-while-building
5385 ;; use a set frequency
5386 (setq building-line-count (1- building-line-count))
5387 (when (= building-line-count 0)
5389 (setq building-line-count
5390 gnus-summary-display-while-building)))
5394 (setq gnus-tmp-level 0)))))
5395 (gnus-message 7 "Generating summary...done"))
5397 (defun gnus-summary-prepare-unthreaded (headers)
5398 "Generate an unthreaded summary buffer based on HEADERS."
5399 (let (header number mark)
5404 ;; We may have to root out some bad articles...
5405 (when (memq (setq number (mail-header-number
5406 (setq header (pop headers))))
5407 gnus-newsgroup-limit)
5408 ;; Mark article as read when it has a low score.
5409 (when (and gnus-summary-mark-below
5410 (< (or (cdr (assq number gnus-newsgroup-scored))
5411 gnus-summary-default-score 0)
5412 gnus-summary-mark-below)
5413 (not (gnus-summary-article-ancient-p number)))
5414 (setq gnus-newsgroup-unreads
5415 (delq number gnus-newsgroup-unreads))
5416 (if gnus-newsgroup-auto-expire
5417 (push number gnus-newsgroup-expirable)
5418 (push (cons number gnus-low-score-mark)
5419 gnus-newsgroup-reads)))
5421 (setq mark (gnus-article-mark number))
5422 (push (gnus-data-make number mark (1+ (point)) header 0)
5423 gnus-newsgroup-data)
5424 (gnus-summary-insert-line
5426 (memq number gnus-newsgroup-undownloaded)
5427 mark (memq number gnus-newsgroup-replied)
5428 (memq number gnus-newsgroup-expirable)
5429 (mail-header-subject header) nil
5430 (cdr (assq number gnus-newsgroup-scored))
5431 (memq number gnus-newsgroup-processable))))))
5433 (defun gnus-summary-remove-list-identifiers ()
5434 "Remove list identifiers in `gnus-list-identifiers' from articles in the current group."
5435 (let ((regexp (if (consp gnus-list-identifiers)
5436 (mapconcat 'identity gnus-list-identifiers " *\\|")
5437 gnus-list-identifiers))
5440 (setq regexp (concat "^\\(?:R[Ee]: +\\)*\\(" regexp " *\\)"))
5441 (dolist (header gnus-newsgroup-headers)
5442 (setq subject (mail-header-subject header)
5444 (while (string-match regexp subject)
5446 (concat (substring subject 0 (match-beginning 1))
5447 (substring subject (match-end 0)))
5450 (when (string-match "^\\(\\(?:R[Ee]: +\\)+\\)R[Ee]: +" subject)
5452 (concat (substring subject 0 (match-beginning 1))
5453 (substring subject (match-end 1)))))
5454 (mail-header-set-subject header subject))))))
5456 (defun gnus-fetch-headers (articles)
5457 "Fetch headers of ARTICLES."
5458 (let ((name (gnus-group-decoded-name gnus-newsgroup-name)))
5459 (gnus-message 5 "Fetching headers for %s..." name)
5462 (setq gnus-headers-retrieved-by
5463 (gnus-retrieve-headers
5464 articles gnus-newsgroup-name
5465 ;; We might want to fetch old headers, but
5466 ;; not if there is only 1 article.
5468 (not (eq gnus-fetch-old-headers 'some))
5469 (not (numberp gnus-fetch-old-headers)))
5470 (> (length articles) 1))
5471 gnus-fetch-old-headers))))
5472 (gnus-get-newsgroup-headers-xover
5473 articles nil nil gnus-newsgroup-name t)
5474 (gnus-get-newsgroup-headers))
5475 (gnus-message 5 "Fetching headers for %s...done" name))))
5477 (defun gnus-select-newsgroup (group &optional read-all select-articles)
5478 "Select newsgroup GROUP.
5479 If READ-ALL is non-nil, all articles in the group are selected.
5480 If SELECT-ARTICLES, only select those articles from GROUP."
5481 (let* ((entry (gnus-group-entry group))
5482 ;;!!! Dirty hack; should be removed.
5483 (gnus-summary-ignore-duplicates
5484 (if (eq (car (gnus-find-method-for-group group)) 'nnvirtual)
5486 gnus-summary-ignore-duplicates))
5487 (info (nth 2 entry))
5488 charset articles fetched-articles cached)
5490 (unless (gnus-check-server
5491 (set (make-local-variable 'gnus-current-select-method)
5492 (gnus-find-method-for-group group)))
5493 (error "Couldn't open server"))
5494 (setq charset (gnus-group-name-charset gnus-current-select-method group))
5496 (or (and entry (not (eq (car entry) t))) ; Either it's active...
5497 (gnus-activate-group group) ; Or we can activate it...
5498 (progn ; Or we bug out.
5499 (when (equal major-mode 'gnus-summary-mode)
5500 (gnus-kill-buffer (current-buffer)))
5502 "Couldn't activate group %s: %s"
5503 (mm-decode-coding-string group charset)
5504 (mm-decode-coding-string (gnus-status-message group) charset))))
5506 (unless (gnus-request-group group t)
5507 (when (equal major-mode 'gnus-summary-mode)
5508 (gnus-kill-buffer (current-buffer)))
5509 (error "Couldn't request group %s: %s"
5510 (mm-decode-coding-string group charset)
5511 (mm-decode-coding-string (gnus-status-message group) charset)))
5514 (gnus-agent-possibly-alter-active group (gnus-active group) info)
5516 (setq gnus-summary-use-undownloaded-faces
5517 (gnus-agent-find-parameter
5519 'agent-enable-undownloaded-faces)))
5521 (setq gnus-newsgroup-name group
5522 gnus-newsgroup-unselected nil
5523 gnus-newsgroup-unreads (gnus-list-of-unread-articles group))
5525 (let ((display (gnus-group-find-parameter group 'display)))
5526 (setq gnus-newsgroup-display
5528 ((not (zerop (or (car-safe read-all) 0)))
5529 ;; The user entered the group with C-u SPC/RET, let's show
5535 (gnus-summary-display-make-predicate (mapcar 'identity display)))
5537 ;; The following is probably the "correct" solution, but
5538 ;; it makes Gnus fetch all headers and then limit the
5539 ;; articles (which is slow), so instead we hack the
5540 ;; select-articles parameter instead. -- Simon Josefsson
5543 ;; (gnus-byte-compile
5544 ;; `(lambda () (> number ,(- (cdr (gnus-active group))
5546 (setq select-articles
5547 (gnus-uncompress-range
5548 (cons (let ((tmp (- (cdr (gnus-active group)) display)))
5552 (cdr (gnus-active group)))))
5557 (gnus-summary-setup-default-charset)
5559 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5560 (when (gnus-virtual-group-p group)
5561 (setq cached gnus-newsgroup-cached))
5563 (setq gnus-newsgroup-unreads
5564 (gnus-sorted-ndifference
5565 (gnus-sorted-ndifference gnus-newsgroup-unreads
5566 gnus-newsgroup-marked)
5567 gnus-newsgroup-dormant))
5569 (setq gnus-newsgroup-processable nil)
5571 (gnus-update-read-articles group gnus-newsgroup-unreads)
5573 ;; Adjust and set lists of article marks.
5575 (gnus-adjust-marked-articles info))
5576 (if (setq articles select-articles)
5577 (setq gnus-newsgroup-unselected
5578 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5579 (setq articles (gnus-articles-to-read group read-all)))
5583 ;;(gnus-message 3 "Couldn't select newsgroup -- no articles to display")
5585 ((eq articles 0) nil)
5587 ;; Init the dependencies hash table.
5588 (setq gnus-newsgroup-dependencies
5589 (gnus-make-hashtable (length articles)))
5590 (gnus-set-global-variables)
5591 ;; Retrieve the headers and read them in.
5593 (setq gnus-newsgroup-headers (gnus-fetch-headers articles))
5595 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5597 (setq gnus-newsgroup-cached cached))
5599 ;; Suppress duplicates?
5600 (when gnus-suppress-duplicates
5601 (gnus-dup-suppress-articles))
5603 ;; Set the initial limit.
5604 (setq gnus-newsgroup-limit (copy-sequence articles))
5605 ;; Remove canceled articles from the list of unread articles.
5606 (setq fetched-articles
5607 (mapcar (lambda (headers) (mail-header-number headers))
5608 gnus-newsgroup-headers))
5609 (setq gnus-newsgroup-articles fetched-articles)
5610 (setq gnus-newsgroup-unreads
5611 (gnus-sorted-nintersection
5612 gnus-newsgroup-unreads fetched-articles))
5613 (gnus-compute-unseen-list)
5615 ;; Removed marked articles that do not exist.
5616 (gnus-update-missing-marks
5617 (gnus-sorted-difference articles fetched-articles))
5618 ;; We might want to build some more threads first.
5619 (when (and gnus-fetch-old-headers
5620 (eq gnus-headers-retrieved-by 'nov))
5621 (if (eq gnus-fetch-old-headers 'invisible)
5622 (gnus-build-all-threads)
5623 (gnus-build-old-threads)))
5624 ;; Let the Gnus agent mark articles as read.
5626 (gnus-agent-get-undownloaded-list))
5627 ;; Remove list identifiers from subject
5628 (when gnus-list-identifiers
5629 (gnus-summary-remove-list-identifiers))
5630 ;; Check whether auto-expire is to be done in this group.
5631 (setq gnus-newsgroup-auto-expire
5632 (gnus-group-auto-expirable-p group))
5633 ;; Set up the article buffer now, if necessary.
5634 (unless (and gnus-single-article-buffer
5635 (equal gnus-article-buffer "*Article*"))
5636 (gnus-article-setup-buffer))
5637 ;; First and last article in this newsgroup.
5638 (when gnus-newsgroup-headers
5639 (setq gnus-newsgroup-begin
5640 (mail-header-number (car gnus-newsgroup-headers))
5643 (gnus-last-element gnus-newsgroup-headers))))
5644 ;; GROUP is successfully selected.
5645 (or gnus-newsgroup-headers t)))))
5647 (defun gnus-compute-unseen-list ()
5648 ;; The `seen' marks are treated specially.
5649 (if (not gnus-newsgroup-seen)
5650 (setq gnus-newsgroup-unseen gnus-newsgroup-articles)
5651 (setq gnus-newsgroup-unseen
5652 (gnus-inverse-list-range-intersection
5653 gnus-newsgroup-articles gnus-newsgroup-seen))))
5655 (declare-function gnus-get-predicate "gnus-agent" (predicate))
5657 (defun gnus-summary-display-make-predicate (display)
5658 (require 'gnus-agent)
5659 (when (= (length display) 1)
5660 (setq display (car display)))
5661 (unless gnus-summary-display-cache
5662 (dolist (elem (append '((unread . unread)
5665 gnus-article-mark-lists))
5666 (push (cons (cdr elem)
5668 `(lambda () (gnus-article-marked-p ',(cdr elem)))))
5669 gnus-summary-display-cache)))
5670 (let ((gnus-category-predicate-alist gnus-summary-display-cache)
5671 (gnus-category-predicate-cache gnus-summary-display-cache))
5672 (gnus-get-predicate display)))
5674 ;; Uses the dynamically bound `number' variable.
5676 (defun gnus-article-marked-p (type &optional article)
5677 (let ((article (or article number)))
5680 (memq article gnus-newsgroup-marked))
5682 (memq article gnus-newsgroup-spam-marked))
5684 (memq article gnus-newsgroup-unsendable))
5685 ((eq type 'undownload)
5686 (memq article gnus-newsgroup-undownloaded))
5687 ((eq type 'download)
5688 (memq article gnus-newsgroup-downloadable))
5690 (memq article gnus-newsgroup-unreads))
5692 (memq article gnus-newsgroup-reads))
5694 (memq article gnus-newsgroup-dormant) )
5696 (memq article gnus-newsgroup-expirable))
5698 (memq article gnus-newsgroup-replied))
5700 (memq article gnus-newsgroup-killed))
5701 ((eq type 'bookmark)
5702 (assq article gnus-newsgroup-bookmarks))
5704 (assq article gnus-newsgroup-scored))
5706 (memq article gnus-newsgroup-saved))
5708 (memq article gnus-newsgroup-cached))
5710 (memq article gnus-newsgroup-forwarded))
5712 (not (memq article gnus-newsgroup-unseen)))
5714 (memq article gnus-newsgroup-recent))
5717 (defun gnus-articles-to-read (group &optional read-all)
5718 "Find out what articles the user wants to read."
5720 ;; Select all articles if `read-all' is non-nil, or if there
5721 ;; are no unread articles.
5723 (and (zerop (length gnus-newsgroup-marked))
5724 (zerop (length gnus-newsgroup-unreads)))
5725 ;; Fetch all if the predicate is non-nil.
5726 gnus-newsgroup-display)
5727 ;; We want to select the headers for all the articles in
5728 ;; the group, so we select either all the active
5729 ;; articles in the group, or (if that's nil), the
5730 ;; articles in the cache.
5732 (if gnus-newsgroup-maximum-articles
5733 (let ((active (gnus-active group)))
5734 (gnus-uncompress-range
5735 (cons (max (car active)
5737 gnus-newsgroup-maximum-articles
5740 (gnus-uncompress-range (gnus-active group)))
5741 (gnus-cache-articles-in-group group))
5742 ;; Select only the "normal" subset of articles.
5744 (gnus-sorted-union gnus-newsgroup-dormant gnus-newsgroup-marked)
5745 gnus-newsgroup-unreads)))
5746 (scored-list (gnus-killed-articles gnus-newsgroup-killed articles))
5747 (scored (length scored-list))
5748 (number (length articles))
5749 (marked (+ (length gnus-newsgroup-marked)
5750 (length gnus-newsgroup-dormant)))
5755 ((numberp gnus-newsgroup-display)
5756 gnus-newsgroup-display)
5760 ((and (or (<= scored marked) (= scored number))
5761 (numberp gnus-large-newsgroup)
5762 (> number gnus-large-newsgroup))
5763 (let* ((cursor-in-echo-area nil)
5764 (initial (gnus-parameter-large-newsgroup-initial
5765 gnus-newsgroup-name))
5769 "How many articles from %s (%s %d): "
5770 (gnus-group-decoded-name gnus-newsgroup-name)
5771 (if initial "max" "default")
5774 (cons (number-to-string initial)
5776 (if (string-match "^[ \t]*$" input) number input)))
5777 ((and (> scored marked) (< scored number)
5778 (> (- scored number) 20))
5781 (format "%s %s (%d scored, %d total): "
5782 "How many articles from"
5783 (gnus-group-decoded-name group)
5785 (if (string-match "^[ \t]*$" input)
5789 (message "Quit getting the articles to read")
5791 (setq select (if (stringp select) (string-to-number select) select))
5792 (if (or (null select) (zerop select))
5794 (if (and (not (zerop scored)) (<= (abs select) scored))
5796 (setq articles (sort scored-list '<))
5797 (setq number (length articles)))
5798 (setq articles (copy-sequence articles)))
5800 (when (< (abs select) number)
5802 ;; Select the N oldest articles.
5803 (setcdr (nthcdr (1- (abs select)) articles) nil)
5804 ;; Select the N most recent articles.
5805 (setq articles (nthcdr (- number select) articles))))
5806 (setq gnus-newsgroup-unselected
5807 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5808 (when gnus-alter-articles-to-read-function
5811 (funcall gnus-alter-articles-to-read-function
5812 gnus-newsgroup-name articles)
5816 (defun gnus-killed-articles (killed articles)
5819 (when (inline (gnus-member-of-range (car articles) killed))
5820 (push (car articles) out))
5821 (setq articles (cdr articles)))
5824 (defun gnus-uncompress-marks (marks)
5825 "Uncompress the mark ranges in MARKS."
5826 (let ((uncompressed '(score bookmark))
5829 (if (memq (caar marks) uncompressed)
5830 (push (car marks) out)
5831 (push (cons (caar marks) (gnus-uncompress-range (cdar marks))) out))
5832 (setq marks (cdr marks)))
5835 (defun gnus-article-mark-to-type (mark)
5836 "Return the type of MARK."
5837 (or (cadr (assq mark gnus-article-special-mark-lists))
5840 (defun gnus-article-unpropagatable-p (mark)
5841 "Return whether MARK should be propagated to back end."
5842 (memq mark gnus-article-unpropagated-mark-lists))
5844 (defun gnus-adjust-marked-articles (info)
5845 "Set all article lists and remove all marks that are no longer valid."
5846 (let* ((marked-lists (gnus-info-marks info))
5847 (active (gnus-active (gnus-info-group info)))
5850 (types gnus-article-mark-lists)
5851 marks var articles article mark mark-type
5854 (dolist (marks marked-lists)
5855 (setq mark (car marks)
5856 mark-type (gnus-article-mark-to-type mark)
5857 var (intern (format "gnus-newsgroup-%s" (car (rassq mark types)))))
5859 ;; We set the variable according to the type of the marks list,
5860 ;; and then adjust the marks to a subset of the active articles.
5862 ;; Adjust "simple" lists - compressed yet unsorted
5863 ((eq mark-type 'list)
5864 ;; Simultaneously uncompress and clip to active range
5865 ;; See gnus-uncompress-range for a description of possible marks
5867 (if (not (cadr marks))
5869 (setq articles (if (numberp (cddr marks))
5875 (while (setq article (pop articles))
5876 (cond ((consp article)
5877 (setq bgn (max (car article) min)
5878 end (min (cdr article) max))
5880 (setq l (setcdr l (cons bgn nil))
5882 ((and (<= min article)
5884 (setq l (setcdr l (cons article nil))))))
5885 (set var (cdr lh)))))
5887 ((eq mark-type 'tuple)
5888 (set var (setq articles (cdr marks)))
5889 (when (not (listp (cdr (symbol-value var))))
5890 (set var (list (symbol-value var))))
5891 (when (not (listp (cdr articles)))
5892 (setq articles (list articles)))
5894 (when (or (not (consp (setq article (pop articles))))
5895 (< (car article) min)
5896 (> (car article) max))
5897 (set var (delq article (symbol-value var))))))
5898 ;; Adjust ranges (sloppily).
5899 ((eq mark-type 'range)
5902 ;; Fix the record for `seen' if it looks like (seen NUM1 . NUM2).
5903 ;; It should be (seen (NUM1 . NUM2)).
5904 (when (numberp (cddr marks))
5905 (setcdr marks (list (cdr marks))))
5906 (setq articles (cdr marks))
5907 (while (and articles
5908 (or (and (consp (car articles))
5909 (> min (cdar articles)))
5910 (and (numberp (car articles))
5911 (> min (car articles)))))
5913 (set var articles))))))))
5915 (defun gnus-update-missing-marks (missing)
5916 "Go through the list of MISSING articles and remove them from the mark lists."
5919 ;; Go through all types.
5920 (dolist (elem gnus-article-mark-lists)
5921 (when (eq (gnus-article-mark-to-type (cdr elem)) 'list)
5922 (setq var (intern (format "gnus-newsgroup-%s" (car elem))))
5923 (when (symbol-value var)
5924 ;; This list has articles. So we delete all missing
5925 ;; articles from it.
5928 (set var (delq (pop m) (symbol-value var))))))))))
5930 (defun gnus-update-marks ()
5931 "Enter the various lists of marked articles into the newsgroup info list."
5932 (let ((types gnus-article-mark-lists)
5933 (info (gnus-get-info gnus-newsgroup-name))
5934 type list newmarked symbol delta-marks)
5936 ;; Add all marks lists to the list of marks lists.
5937 (while (setq type (pop types))
5938 (setq list (symbol-value
5940 (intern (format "gnus-newsgroup-%s" (car type))))))
5943 ;; Get rid of the entries of the articles that have the
5945 (when (and (eq (cdr type) 'score)
5949 (prev (cons nil list))
5952 (if (or (not (consp (car arts)))
5953 (= (cdar arts) gnus-summary-default-score))
5954 (setcdr prev (cdr arts))
5956 (setq arts (cdr arts)))
5957 (setq list (cdr all)))))
5959 (when (eq (cdr type) 'seen)
5960 (setq list (gnus-range-add list gnus-newsgroup-unseen)))
5962 (when (eq (gnus-article-mark-to-type (cdr type)) 'list)
5963 (setq list (gnus-compress-sequence (set symbol (sort list '<)) t)))
5965 (when (and (gnus-check-backend-function
5966 'request-set-mark gnus-newsgroup-name)
5967 (not (gnus-article-unpropagatable-p (cdr type))))
5968 (let* ((old (cdr (assq (cdr type) (gnus-info-marks info))))
5969 (del (gnus-remove-from-range (gnus-copy-sequence old) list))
5970 (add (gnus-remove-from-range
5971 (gnus-copy-sequence list) old)))
5973 (push (list add 'add (list (cdr type))) delta-marks))
5975 (push (list del 'del (list (cdr type))) delta-marks))))
5978 (push (cons (cdr type) list) newmarked)))
5981 (unless (gnus-check-group gnus-newsgroup-name)
5982 (error "Can't open server for %s" gnus-newsgroup-name))
5983 (gnus-request-set-mark gnus-newsgroup-name delta-marks))
5985 ;; Enter these new marks into the info of the group.
5987 (setcar (nthcdr 3 info) newmarked)
5988 ;; Add the marks lists to the end of the info.
5990 (setcdr (nthcdr 2 info) (list newmarked))))
5992 ;; Cut off the end of the info if there's nothing else there.
5996 (when (nthcdr (decf i) info)
5997 (setcdr (nthcdr i info) nil)))))))
5999 (defun gnus-set-mode-line (where)
6000 "Set the mode line of the article or summary buffers.
6001 If WHERE is `summary', the summary mode line format will be used."
6002 ;; Is this mode line one we keep updated?
6003 (when (and (memq where gnus-updated-mode-lines)
6005 (intern (format "gnus-%s-mode-line-format-spec" where))))
6007 ;; We evaluate this in the summary buffer since these
6008 ;; variables are buffer-local to that buffer.
6009 (with-current-buffer gnus-summary-buffer
6010 ;; We bind all these variables that are used in the `eval' form
6012 (let* ((mformat (symbol-value
6014 (format "gnus-%s-mode-line-format-spec" where))))
6015 (gnus-tmp-group-name (gnus-mode-string-quote
6016 (gnus-group-decoded-name
6017 gnus-newsgroup-name)))
6018 (gnus-tmp-article-number (or gnus-current-article 0))
6019 (gnus-tmp-unread gnus-newsgroup-unreads)
6020 (gnus-tmp-unread-and-unticked (length gnus-newsgroup-unreads))
6021 (gnus-tmp-unselected (length gnus-newsgroup-unselected))
6022 (gnus-tmp-unread-and-unselected
6023 (cond ((and (zerop gnus-tmp-unread-and-unticked)
6024 (zerop gnus-tmp-unselected))
6026 ((zerop gnus-tmp-unselected)
6027 (format "{%d more}" gnus-tmp-unread-and-unticked))
6028 (t (format "{%d(+%d) more}"
6029 gnus-tmp-unread-and-unticked
6030 gnus-tmp-unselected))))
6032 (if (and gnus-current-headers
6033 (vectorp gnus-current-headers))
6034 (gnus-mode-string-quote
6035 (mail-header-subject gnus-current-headers))
6037 bufname-length max-len
6038 gnus-tmp-header) ;; passed as argument to any user-format-funcs
6039 (setq mode-string (eval mformat))
6040 (setq bufname-length (if (string-match "%b" mode-string)
6043 (if (eq where 'summary)
6045 (get-buffer gnus-article-buffer))))
6048 (setq max-len (max 4 (if gnus-mode-non-string-length
6050 gnus-mode-non-string-length
6052 (length mode-string))))
6053 ;; We might have to chop a bit of the string off...
6054 (when (> (length mode-string) max-len)
6056 (concat (truncate-string-to-width mode-string (- max-len 3))
6058 ;; Pad the mode string a bit.
6059 (setq mode-string (format (format "%%-%ds" max-len) mode-string))))
6060 ;; Update the mode line.
6061 (setq mode-line-buffer-identification
6062 (gnus-mode-line-buffer-identification (list mode-string)))
6063 (set-buffer-modified-p t))))
6065 (defun gnus-create-xref-hashtb (from-newsgroup headers unreads)
6066 "Go through the HEADERS list and add all Xrefs to a hash table.
6067 The resulting hash table is returned, or nil if no Xrefs were found."
6068 (let* ((virtual (gnus-virtual-group-p from-newsgroup))
6069 (prefix (if virtual "" (gnus-group-real-prefix from-newsgroup)))
6070 (xref-hashtb (gnus-make-hashtable))
6071 start group entry number xrefs header)
6073 (setq header (pop headers))
6074 (when (and (setq xrefs (mail-header-xref header))
6075 (not (memq (setq number (mail-header-number header))
6078 (while (string-match "\\([^ ]+\\)[:/]\\([0-9]+\\)" xrefs start)
6079 (setq start (match-end 0))
6080 (setq group (if prefix
6081 (concat prefix (substring xrefs (match-beginning 1)
6083 (substring xrefs (match-beginning 1) (match-end 1))))
6085 (string-to-number (substring xrefs (match-beginning 2)
6087 (if (setq entry (gnus-gethash group xref-hashtb))
6088 (setcdr entry (cons number (cdr entry)))
6089 (gnus-sethash group (cons number nil) xref-hashtb)))))
6090 (and start xref-hashtb)))
6092 (defun gnus-mark-xrefs-as-read (from-newsgroup headers unreads)
6093 "Look through all the headers and mark the Xrefs as read."
6094 (let ((virtual (gnus-virtual-group-p from-newsgroup))
6095 name info xref-hashtb idlist method nth4)
6096 (with-current-buffer gnus-group-buffer
6097 (when (setq xref-hashtb
6098 (gnus-create-xref-hashtb from-newsgroup headers unreads))
6101 (unless (string= from-newsgroup (setq name (symbol-name group)))
6102 (setq idlist (symbol-value group))
6103 ;; Dead groups are not updated.
6105 (setq info (gnus-get-info name))
6106 (when (stringp (setq nth4 (gnus-info-method info)))
6107 (setq nth4 (gnus-server-to-method nth4))))
6108 ;; Only do the xrefs if the group has the same
6109 ;; select method as the group we have just read.
6110 (or (gnus-methods-equal-p
6111 nth4 (gnus-find-method-for-group from-newsgroup))
6113 (equal nth4 (setq method (gnus-find-method-for-group
6115 (and (equal (car nth4) (car method))
6116 (equal (nth 1 nth4) (nth 1 method))))
6117 gnus-use-cross-reference
6118 (or (not (eq gnus-use-cross-reference t))
6120 ;; Only do cross-references on subscribed
6121 ;; groups, if that is what is wanted.
6122 (<= (gnus-info-level info) gnus-level-subscribed))
6123 (gnus-group-make-articles-read name idlist))))
6126 (defun gnus-compute-read-articles (group articles)
6127 (let* ((entry (gnus-group-entry group))
6128 (info (nth 2 entry))
6129 (active (gnus-active group))
6132 ;; First peel off all invalid article numbers.
6134 (let ((ids articles)
6136 (while (setq id (pop ids))
6137 (when (and first (> id (cdr active)))
6138 ;; We'll end up in this situation in one particular
6139 ;; obscure situation. If you re-scan a group and get
6140 ;; a new article that is cross-posted to a different
6141 ;; group that has not been re-scanned, you might get
6142 ;; crossposted article that has a higher number than
6143 ;; Gnus believes possible. So we re-activate this
6144 ;; group as well. This might mean doing the
6145 ;; crossposting thingy will *increase* the number
6146 ;; of articles in some groups. Tsk, tsk.
6147 (setq active (or (gnus-activate-group group) active)))
6148 (when (or (> id (cdr active))
6149 (< id (car active)))
6150 (setq articles (delq id articles))))))
6151 ;; If the read list is nil, we init it.
6153 (null (gnus-info-read info))
6155 (setq ninfo (cons 1 (1- (car active))))
6156 (setq ninfo (gnus-info-read info)))
6157 ;; Then we add the read articles to the range.
6159 ninfo (setq articles (sort articles '<))))))
6161 (defun gnus-group-make-articles-read (group articles)
6162 "Update the info of GROUP to say that ARTICLES are read."
6164 (entry (gnus-group-entry group))
6165 (info (nth 2 entry))
6166 (active (gnus-active group))
6169 (setq range (gnus-compute-read-articles group articles))
6170 (with-current-buffer gnus-group-buffer
6173 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
6174 (gnus-info-set-read ',info ',(gnus-info-read info))
6175 (gnus-get-unread-articles-in-group ',info (gnus-active ,group))
6176 (gnus-request-set-mark ,group (list (list ',range 'del '(read))))
6177 (gnus-group-update-group ,group t))))
6178 ;; Add the read articles to the range.
6179 (gnus-info-set-read info range)
6180 (gnus-request-set-mark group (list (list range 'add '(read))))
6181 ;; Then we have to re-compute how many unread
6182 ;; articles there are in this group.
6186 (setq num (- (1+ (cdr active)) (car active))))
6187 ((not (listp (cdr range)))
6188 (setq num (- (cdr active) (- (1+ (cdr range))
6192 (if (numberp (car range))
6194 (setq num (+ num (- (1+ (cdar range)) (caar range)))))
6195 (setq range (cdr range)))
6196 (setq num (- (cdr active) num))))
6197 ;; Update the number of unread articles.
6199 ;; Update the group buffer.
6200 (unless (gnus-ephemeral-group-p group)
6201 (gnus-group-update-group group t))))))
6203 (defvar gnus-newsgroup-none-id 0)
6205 (defun gnus-get-newsgroup-headers (&optional dependencies force-new)
6206 (let ((cur nntp-server-buffer)
6209 (with-current-buffer gnus-summary-buffer
6210 gnus-newsgroup-dependencies)))
6211 headers id end ref number
6212 (mail-parse-charset gnus-newsgroup-charset)
6213 (mail-parse-ignored-charsets
6214 (save-current-buffer (condition-case nil
6215 (set-buffer gnus-summary-buffer)
6217 gnus-newsgroup-ignored-charsets)))
6218 (with-current-buffer nntp-server-buffer
6219 ;; Translate all TAB characters into SPACE characters.
6220 (subst-char-in-region (point-min) (point-max) ?\t ? t)
6221 (subst-char-in-region (point-min) (point-max) ?\r ? t)
6222 (ietf-drums-unfold-fws)
6223 (gnus-run-hooks 'gnus-parse-headers-hook)
6224 (let ((case-fold-search t)
6225 in-reply-to header p lines chars)
6226 (goto-char (point-min))
6227 ;; Search to the beginning of the next header. Error messages
6228 ;; do not begin with 2 or 3.
6229 (while (re-search-forward "^[23][0-9]+ " nil t)
6232 ;; This implementation of this function, with nine
6233 ;; search-forwards instead of the one re-search-forward and
6234 ;; a case (which basically was the old function) is actually
6235 ;; about twice as fast, even though it looks messier. You
6236 ;; can't have everything, I guess. Speed and elegance
6237 ;; doesn't always go hand in hand.
6243 (setq number (read cur))
6246 (narrow-to-region (point)
6247 (or (and (search-forward "\n.\n" nil t)
6253 (if (search-forward "\nsubject:" nil t)
6254 (funcall gnus-decode-encoded-word-function
6255 (nnheader-header-value))
6260 (if (search-forward "\nfrom:" nil t)
6261 (funcall gnus-decode-encoded-address-function
6262 (nnheader-header-value))
6267 (if (search-forward "\ndate:" nil t)
6268 (nnheader-header-value) ""))
6272 (setq id (if (re-search-forward
6273 "^message-id: *\\(<[^\n\t> ]+>\\)" nil t)
6274 ;; We do it this way to make sure the Message-ID
6275 ;; is (somewhat) syntactically valid.
6276 (buffer-substring (match-beginning 1)
6278 ;; If there was no message-id, we just fake one
6279 ;; to make subsequent routines simpler.
6280 (nnheader-generate-fake-message-id number))))
6284 (if (search-forward "\nreferences:" nil t)
6288 (nnheader-header-value)
6293 (search-backward ">" end t)
6296 (search-backward "<" end t)
6298 ;; Get the references from the in-reply-to header if there
6299 ;; were no references and the in-reply-to header looks
6301 (if (and (search-forward "\nin-reply-to:" nil t)
6302 (setq in-reply-to (nnheader-header-value))
6303 (string-match "<[^>]+>" in-reply-to))
6305 (setq ref (substring in-reply-to (match-beginning 0)
6307 (while (string-match "<[^>]+>" in-reply-to (match-end 0))
6308 (setq ref2 (substring in-reply-to (match-beginning 0)
6310 (when (> (length ref2) (length ref))
6317 (if (search-forward "\nchars: " nil t)
6318 (if (numberp (setq chars (ignore-errors (read cur))))
6324 (if (search-forward "\nlines: " nil t)
6325 (if (numberp (setq lines (ignore-errors (read cur))))
6331 (and (search-forward "\nxref:" nil t)
6332 (nnheader-header-value)))
6334 (when gnus-extra-headers
6335 (let ((extra gnus-extra-headers)
6339 (when (search-forward
6340 (concat "\n" (symbol-name (car extra)) ":") nil t)
6341 (push (cons (car extra) (nnheader-header-value))
6345 (when (equal id ref)
6348 (when gnus-alter-header-function
6349 (funcall gnus-alter-header-function header)
6350 (setq id (mail-header-id header)
6351 ref (gnus-parent-id (mail-header-references header))))
6354 (gnus-dependencies-add-header
6355 header dependencies force-new))
6356 (push header headers))
6357 (goto-char (point-max))
6359 (nreverse headers)))))
6361 ;; Goes through the xover lines and returns a list of vectors
6362 (defun gnus-get-newsgroup-headers-xover (sequence &optional
6363 force-new dependencies
6364 group also-fetch-heads)
6365 "Parse the news overview data in the server buffer.
6366 Return a list of headers that match SEQUENCE (see
6367 `nntp-retrieve-headers')."
6368 ;; Get the Xref when the users reads the articles since most/some
6369 ;; NNTP servers do not include Xrefs when using XOVER.
6370 (setq gnus-article-internal-prepare-hook '(gnus-article-get-xrefs))
6371 (let ((mail-parse-charset gnus-newsgroup-charset)
6372 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets)
6373 (cur nntp-server-buffer)
6374 (dependencies (or dependencies gnus-newsgroup-dependencies))
6376 ((eq gnus-read-all-available-headers t)
6378 ((and (stringp gnus-read-all-available-headers)
6380 (string-match gnus-read-all-available-headers group))
6383 number headers header)
6384 (with-current-buffer nntp-server-buffer
6385 (subst-char-in-region (point-min) (point-max) ?\r ? t)
6386 ;; Allow the user to mangle the headers before parsing them.
6387 (gnus-run-hooks 'gnus-parse-headers-hook)
6388 (goto-char (point-min))
6389 (gnus-parse-without-error
6390 (while (and (or sequence allp)
6392 (setq number (read cur))
6394 (while (and sequence
6395 (< (car sequence) number))
6396 (setq sequence (cdr sequence))))
6399 (eq number (car sequence))))
6401 (setq sequence (cdr sequence))
6402 (setq header (inline
6403 (gnus-nov-parse-line
6404 number dependencies force-new)))))
6405 (push header headers))
6407 ;; A common bug in inn is that if you have posted an article and
6408 ;; then retrieves the active file, it will answer correctly --
6409 ;; the new article is included. However, a NOV entry for the
6410 ;; article may not have been generated yet, so this may fail.
6411 ;; We work around this problem by retrieving the last few
6412 ;; headers using HEAD.
6413 (if (or (not also-fetch-heads)
6415 ;; We (probably) got all the headers.
6417 (let ((gnus-nov-is-evil t))
6420 (when (eq (gnus-retrieve-headers sequence group) 'headers)
6421 (gnus-get-newsgroup-headers))))))))
6423 (defun gnus-article-get-xrefs ()
6424 "Fill in the Xref value in `gnus-current-headers', if necessary.
6425 This is meant to be called in `gnus-article-internal-prepare-hook'."
6426 (let ((headers (with-current-buffer gnus-summary-buffer
6427 gnus-current-headers)))
6428 (or (not gnus-use-cross-reference)
6430 (and (mail-header-xref headers)
6431 (not (string= (mail-header-xref headers) "")))
6432 (let ((case-fold-search t)
6435 (nnheader-narrow-to-headers)
6436 (goto-char (point-min))
6437 (when (or (and (not (eobp))
6438 (eq (downcase (char-after)) ?x)
6439 (looking-at "Xref:"))
6440 (search-forward "\nXref:" nil t))
6441 (goto-char (1+ (match-end 0)))
6442 (setq xref (buffer-substring (point) (point-at-eol)))
6443 (mail-header-set-xref headers xref)))))))
6445 (defun gnus-summary-insert-subject (id &optional old-header use-old-header)
6446 "Find article ID and insert the summary line for that article.
6447 OLD-HEADER can either be a header or a line number to insert
6448 the subject line on."
6449 (let* ((line (and (numberp old-header) old-header))
6450 (old-header (and (vectorp old-header) old-header))
6451 (header (cond ((and old-header use-old-header)
6454 (gnus-number-to-header id))
6455 (gnus-number-to-header id))
6457 (gnus-read-header id))))
6458 (number (and (numberp id) id))
6461 ;; Rebuild the thread that this article is part of and go to the
6462 ;; article we have fetched.
6463 (when (and (not gnus-show-threads)
6466 (setq d (gnus-data-find (mail-header-number old-header))))
6467 (goto-char (gnus-data-pos d))
6473 (gnus-delete-line))))))
6474 ;; Remove list identifiers from subject.
6475 (when gnus-list-identifiers
6476 (let ((gnus-newsgroup-headers (list header)))
6477 (gnus-summary-remove-list-identifiers)))
6479 (mail-header-set-number header (mail-header-number old-header)))
6480 (setq gnus-newsgroup-sparse
6481 (delq (setq number (mail-header-number header))
6482 gnus-newsgroup-sparse))
6483 (setq gnus-newsgroup-ancient (delq number gnus-newsgroup-ancient))
6484 (push number gnus-newsgroup-limit)
6485 (gnus-rebuild-thread (mail-header-id header) line)
6486 (gnus-summary-goto-subject number nil t))
6487 (when (and (numberp number)
6489 ;; We have to update the boundaries even if we can't fetch the
6490 ;; article if ID is a number -- so that the next `P' or `N'
6491 ;; command will fetch the previous (or next) article even
6492 ;; if the one we tried to fetch this time has been canceled.
6493 (when (> number gnus-newsgroup-end)
6494 (setq gnus-newsgroup-end number))
6495 (when (< number gnus-newsgroup-begin)
6496 (setq gnus-newsgroup-begin number))
6497 (setq gnus-newsgroup-unselected
6498 (delq number gnus-newsgroup-unselected)))
6499 ;; Report back a success?
6500 (and header (mail-header-number header))))
6502 ;;; Process/prefix in the summary buffer
6504 (defun gnus-summary-work-articles (n)
6505 "Return a list of articles to be worked upon.
6506 The prefix argument, the list of process marked articles, and the
6507 current article will be taken into consideration."
6508 (with-current-buffer gnus-summary-buffer
6511 ;; A numerical prefix has been given.
6512 (setq n (prefix-numeric-value n))
6513 (let ((backward (< n 0))
6514 (n (abs (prefix-numeric-value n)))
6519 (push (setq article (gnus-summary-article-number))
6522 (gnus-summary-find-prev nil article)
6523 (gnus-summary-find-next nil article)))
6525 (nreverse articles)))
6526 ((and (gnus-region-active-p) (mark))
6527 (message "region active")
6528 ;; Work on the region between point and mark.
6529 (let ((max (max (point) (mark)))
6532 (goto-char (min (point) (mark)))
6535 (push (setq article (gnus-summary-article-number)) articles)
6536 (gnus-summary-find-next nil article)
6538 (nreverse articles))))
6539 (gnus-newsgroup-processable
6540 ;; There are process-marked articles present.
6541 ;; Save current state.
6542 (gnus-summary-save-process-mark)
6544 (reverse gnus-newsgroup-processable))
6546 ;; Just return the current article.
6547 (list (gnus-summary-article-number))))))
6549 (defmacro gnus-summary-iterate (arg &rest forms)
6550 "Iterate over the process/prefixed articles and do FORMS.
6551 ARG is the interactive prefix given to the command. FORMS will be
6552 executed with point over the summary line of the articles."
6553 (let ((articles (make-symbol "gnus-summary-iterate-articles")))
6554 `(let ((,articles (gnus-summary-work-articles ,arg)))
6556 (gnus-summary-goto-subject (car ,articles))
6560 (put 'gnus-summary-iterate 'lisp-indent-function 1)
6561 (put 'gnus-summary-iterate 'edebug-form-spec '(form body))
6563 (defun gnus-summary-save-process-mark ()
6564 "Push the current set of process marked articles on the stack."
6566 (push (copy-sequence gnus-newsgroup-processable)
6567 gnus-newsgroup-process-stack))
6569 (defun gnus-summary-kill-process-mark ()
6570 "Push the current set of process marked articles on the stack and unmark."
6572 (gnus-summary-save-process-mark)
6573 (gnus-summary-unmark-all-processable))
6575 (defun gnus-summary-yank-process-mark ()
6576 "Pop the last process mark state off the stack and restore it."
6578 (unless gnus-newsgroup-process-stack
6579 (error "Empty mark stack"))
6580 (gnus-summary-process-mark-set (pop gnus-newsgroup-process-stack)))
6582 (defun gnus-summary-process-mark-set (set)
6583 "Make SET into the current process marked articles."
6584 (gnus-summary-unmark-all-processable)
6585 (mapc 'gnus-summary-set-process-mark set))
6587 ;;; Searching and stuff
6589 (defun gnus-summary-search-group (&optional backward use-level)
6590 "Search for next unread newsgroup.
6591 If optional argument BACKWARD is non-nil, search backward instead."
6592 (with-current-buffer gnus-group-buffer
6593 (when (gnus-group-search-forward
6594 backward nil (if use-level (gnus-group-group-level) nil))
6595 (gnus-group-group-name))))
6597 (defun gnus-summary-best-group (&optional exclude-group)
6598 "Find the name of the best unread group.
6599 If EXCLUDE-GROUP, do not go to this group."
6600 (with-current-buffer gnus-group-buffer
6602 (gnus-group-best-unread-group exclude-group))))
6604 (defun gnus-summary-find-next (&optional unread article backward)
6606 (gnus-summary-find-prev unread article)
6607 (let* ((dummy (gnus-summary-article-intangible-p))
6608 (article (or article (gnus-summary-article-number)))
6609 (data (gnus-data-find-list article))
6611 (when (and (not dummy)
6612 (or (not gnus-summary-check-current)
6614 (not (gnus-data-unread-p (car data)))))
6615 (setq data (cdr data)))
6620 (unless (memq (gnus-data-number (car data))
6622 ((eq gnus-auto-goto-ignores
6623 'always-undownloaded)
6624 gnus-newsgroup-undownloaded)
6627 ((eq gnus-auto-goto-ignores
6629 gnus-newsgroup-unfetched)
6630 ((eq gnus-auto-goto-ignores
6632 gnus-newsgroup-undownloaded)))
6633 (when (gnus-data-unread-p (car data))
6634 (setq result (car data)
6636 (setq data (cdr data)))
6639 (goto-char (gnus-data-pos result))
6640 (gnus-data-number result)))))
6642 (defun gnus-summary-find-prev (&optional unread article)
6643 (let* ((eobp (eobp))
6644 (article (or article (gnus-summary-article-number)))
6645 (data (gnus-data-find-list article (gnus-data-list 'rev)))
6647 (when (and (not eobp)
6648 (or (not gnus-summary-check-current)
6650 (not (gnus-data-unread-p (car data)))))
6651 (setq data (cdr data)))
6656 (unless (memq (gnus-data-number (car data))
6658 ((eq gnus-auto-goto-ignores
6659 'always-undownloaded)
6660 gnus-newsgroup-undownloaded)
6663 ((eq gnus-auto-goto-ignores
6665 gnus-newsgroup-unfetched)
6666 ((eq gnus-auto-goto-ignores
6668 gnus-newsgroup-undownloaded)))
6669 (when (gnus-data-unread-p (car data))
6670 (setq result (car data)
6672 (setq data (cdr data)))
6675 (goto-char (gnus-data-pos result))
6676 (gnus-data-number result))))
6678 (defun gnus-summary-find-subject (subject &optional unread backward article)
6679 (let* ((simp-subject (gnus-simplify-subject-fully subject))
6680 (article (or article (gnus-summary-article-number)))
6681 (articles (gnus-data-list backward))
6682 (arts (gnus-data-find-list article articles))
6684 (when (or (not gnus-summary-check-current)
6686 (not (gnus-data-unread-p (car arts))))
6687 (setq arts (cdr arts)))
6689 (and (or (not unread)
6690 (gnus-data-unread-p (car arts)))
6691 (vectorp (gnus-data-header (car arts)))
6693 simp-subject (mail-header-subject (gnus-data-header (car arts))) t)
6694 (setq result (car arts)
6696 (setq arts (cdr arts)))
6698 (goto-char (gnus-data-pos result))
6699 (gnus-data-number result))))
6701 (defun gnus-summary-search-forward (&optional unread subject backward)
6702 "Search forward for an article.
6703 If UNREAD, look for unread articles. If SUBJECT, look for
6704 articles with that subject. If BACKWARD, search backward instead."
6705 (cond (subject (gnus-summary-find-subject subject unread backward))
6706 (backward (gnus-summary-find-prev unread))
6707 (t (gnus-summary-find-next unread))))
6709 (defun gnus-recenter (&optional n)
6710 "Center point in window and redisplay frame.
6711 Also do horizontal recentering."
6713 (when (and gnus-auto-center-summary
6714 (not (eq gnus-auto-center-summary 'vertical)))
6715 (gnus-horizontal-recenter))
6716 (if (fboundp 'recenter-top-bottom)
6717 (recenter-top-bottom n)
6720 (put 'gnus-recenter 'isearch-scroll t)
6722 (defun gnus-forward-line-ignore-invisible (n)
6723 "Move N lines forward (backward if N is negative).
6724 Like forward-line, but skip over (and don't count) invisible lines."
6726 (while (and (> n 0) (not done))
6727 ;; If the following character is currently invisible,
6728 ;; skip all characters with that same `invisible' property value.
6729 (while (gnus-invisible-p (point))
6730 (goto-char (gnus-next-char-property-change (point))))
6735 (while (and (< n 0) (not done))
6737 (if (bobp) (setq done t)
6739 (while (and (not (bobp)) (gnus-invisible-p (1- (point))))
6740 (goto-char (gnus-previous-char-property-change (point))))))))
6742 (defun gnus-summary-recenter ()
6743 "Center point in the summary window.
6744 If `gnus-auto-center-summary' is nil, or the article buffer isn't
6745 displayed, no centering will be performed."
6746 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
6747 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
6749 ;; The user has to want it.
6750 (when gnus-auto-center-summary
6751 (let* ((top (cond ((< (window-height) 4) 0)
6752 ((< (window-height) 7) 1)
6753 (t (if (numberp gnus-auto-center-summary)
6754 gnus-auto-center-summary
6755 (/ (1- (window-height)) 2)))))
6756 (height (1- (window-height)))
6757 (bottom (save-excursion
6758 (goto-char (point-max))
6759 (gnus-forward-line-ignore-invisible (- height))
6761 (window (get-buffer-window (current-buffer))))
6762 (when (get-buffer-window gnus-article-buffer)
6763 ;; Only do recentering when the article buffer is displayed,
6764 ;; Set the window start to either `bottom', which is the biggest
6765 ;; possible valid number, or the second line from the top,
6766 ;; whichever is the least.
6767 (let ((top-pos (save-excursion
6768 (gnus-forward-line-ignore-invisible (- top))
6770 (if (> bottom top-pos)
6771 ;; Keep the second line from the top visible
6772 (set-window-start window top-pos)
6773 ;; Try to keep the bottom line visible; if it's partially
6774 ;; obscured, either scroll one more line to make it fully
6775 ;; visible, or revert to using TOP-POS.
6777 (goto-char (point-max))
6778 (gnus-forward-line-ignore-invisible -1)
6779 (let ((last-line-start (point)))
6781 (set-window-start window (point) t)
6782 (when (not (pos-visible-in-window-p last-line-start window))
6783 (gnus-forward-line-ignore-invisible 1)
6784 (set-window-start window (min (point) top-pos) t)))))))
6785 ;; Do horizontal recentering while we're at it.
6786 (when (and (get-buffer-window (current-buffer) t)
6787 (not (eq gnus-auto-center-summary 'vertical)))
6788 (let ((selected (selected-window)))
6789 (select-window (get-buffer-window (current-buffer) t))
6790 (gnus-summary-position-point)
6791 (gnus-horizontal-recenter)
6792 (select-window selected))))))
6794 (defun gnus-summary-jump-to-group (newsgroup)
6795 "Move point to NEWSGROUP in group mode buffer."
6796 ;; Keep update point of group mode buffer if visible.
6797 (if (eq (current-buffer) (get-buffer gnus-group-buffer))
6798 (save-window-excursion
6799 ;; Take care of tree window mode.
6800 (when (get-buffer-window gnus-group-buffer)
6801 (pop-to-buffer gnus-group-buffer))
6802 (gnus-group-jump-to-group newsgroup))
6804 ;; Take care of tree window mode.
6805 (if (get-buffer-window gnus-group-buffer 0)
6806 (pop-to-buffer gnus-group-buffer)
6807 (set-buffer gnus-group-buffer))
6808 (gnus-group-jump-to-group newsgroup))))
6810 ;; This function returns a list of article numbers based on the
6811 ;; difference between the ranges of read articles in this group and
6812 ;; the range of active articles.
6813 (defun gnus-list-of-unread-articles (group)
6814 (let* ((read (gnus-info-read (gnus-get-info group)))
6815 (active (or (gnus-active group) (gnus-activate-group group)))
6816 (last (or (cdr active)
6817 (error "Group %s couldn't be activated " group)))
6818 (bottom (if gnus-newsgroup-maximum-articles
6820 (- last gnus-newsgroup-maximum-articles -1))
6823 ;; If none are read, then all are unread.
6826 ;; If the range of read articles is a single range, then the
6827 ;; first unread article is the article after the last read
6828 ;; article. Sounds logical, doesn't it?
6829 (if (and (not (listp (cdr read)))
6830 (or (< (car read) bottom)
6831 (progn (setq read (list read))
6833 (setq first (max bottom (1+ (cdr read))))
6834 ;; `read' is a list of ranges.
6835 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6838 (setq first bottom))
6841 (while (< first nlast)
6842 (setq unread (cons first unread)
6844 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6845 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6846 (setq read (cdr read)))))
6847 ;; And add the last unread articles.
6848 (while (<= first last)
6849 (setq unread (cons first unread)
6851 ;; Return the list of unread articles.
6852 (delq 0 (nreverse unread))))
6854 (defun gnus-list-of-read-articles (group)
6855 "Return a list of unread, unticked and non-dormant articles."
6856 (let* ((info (gnus-get-info group))
6857 (marked (gnus-info-marks info))
6858 (active (gnus-active group)))
6860 (gnus-list-range-difference
6861 (gnus-list-range-difference
6862 (gnus-sorted-complement
6863 (gnus-uncompress-range
6864 (if gnus-newsgroup-maximum-articles
6865 (cons (max (car active)
6867 gnus-newsgroup-maximum-articles
6871 (gnus-list-of-unread-articles group))
6872 (cdr (assq 'dormant marked)))
6873 (cdr (assq 'tick marked))))))
6875 ;; This function returns a sequence of article numbers based on the
6876 ;; difference between the ranges of read articles in this group and
6877 ;; the range of active articles.
6878 (defun gnus-sequence-of-unread-articles (group)
6879 (let* ((read (gnus-info-read (gnus-get-info group)))
6880 (active (or (gnus-active group) (gnus-activate-group group)))
6882 (bottom (if gnus-newsgroup-maximum-articles
6884 (- last gnus-newsgroup-maximum-articles -1))
6887 ;; If none are read, then all are unread.
6890 ;; If the range of read articles is a single range, then the
6891 ;; first unread article is the article after the last read
6892 ;; article. Sounds logical, doesn't it?
6893 (if (and (not (listp (cdr read)))
6894 (or (< (car read) bottom)
6895 (progn (setq read (list read))
6897 (setq first (max bottom (1+ (cdr read))))
6898 ;; `read' is a list of ranges.
6899 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6902 (setq first bottom))
6905 (push (cons first nlast) unread))
6906 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6907 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6908 (setq read (cdr read)))))
6909 ;; And add the last unread articles.
6910 (cond ((not (and first last))
6913 (push (cons first last) unread))
6915 (push first unread)))
6916 ;; Return the sequence of unread articles.
6917 (delq 0 (nreverse unread))))
6919 ;; Various summary commands
6921 (defun gnus-summary-select-article-buffer ()
6922 "Reconfigure windows to show article buffer."
6924 (if (not (gnus-buffer-live-p gnus-article-buffer))
6925 (error "There is no article buffer for this summary buffer")
6926 (gnus-configure-windows 'article)
6927 (select-window (get-buffer-window gnus-article-buffer))))
6929 (defun gnus-summary-universal-argument (arg)
6930 "Perform any operation on all articles that are process/prefixed."
6932 (let ((articles (gnus-summary-work-articles arg))
6939 (substitute-command-keys
6940 "\\<gnus-summary-mode-map>\\[gnus-summary-universal-argument]"))))
6942 (gnus-error 1 "Undefined key")
6945 (gnus-summary-goto-subject (setq article (pop articles)))
6946 (let (gnus-newsgroup-processable)
6947 (command-execute func))
6948 (gnus-summary-remove-process-mark article)))))
6949 (gnus-summary-position-point))
6951 (defun gnus-summary-toggle-truncation (&optional arg)
6952 "Toggle truncation of summary lines.
6953 With ARG, turn line truncation on if ARG is positive."
6955 (setq truncate-lines
6956 (if (null arg) (not truncate-lines)
6957 (> (prefix-numeric-value arg) 0)))
6960 (defun gnus-summary-find-for-reselect ()
6961 "Return the number of an article to stay on across a reselect.
6962 The current article is considered, then following articles, then previous
6963 articles. An article is sought which is not cancelled and isn't a temporary
6964 insertion from another group. If there's no such then return a dummy 0."
6966 (dolist (rev '(nil t))
6967 (unless found ; don't demand the reverse list if we don't need it
6968 (let ((data (gnus-data-find-list
6969 (gnus-summary-article-number) (gnus-data-list rev))))
6970 (while (and data (not found))
6971 (if (and (< 0 (gnus-data-number (car data)))
6972 (not (eq gnus-canceled-mark (gnus-data-mark (car data)))))
6973 (setq found (gnus-data-number (car data))))
6974 (setq data (cdr data))))))
6977 (defun gnus-summary-reselect-current-group (&optional all rescan)
6978 "Exit and then reselect the current newsgroup.
6979 The prefix argument ALL means to select all articles."
6981 (when (gnus-ephemeral-group-p gnus-newsgroup-name)
6982 (error "Ephemeral groups can't be reselected"))
6983 (let ((current-subject (gnus-summary-find-for-reselect))
6984 (group gnus-newsgroup-name))
6985 (setq gnus-newsgroup-begin nil)
6986 (gnus-summary-exit nil 'leave-hidden)
6987 ;; We have to adjust the point of group mode buffer because
6988 ;; point was moved to the next unread newsgroup by exiting.
6989 (gnus-summary-jump-to-group group)
6992 (gnus-group-get-new-news-this-group 1)))
6993 (gnus-group-read-group all t)
6994 (gnus-summary-goto-subject current-subject nil t)))
6996 (defun gnus-summary-rescan-group (&optional all)
6997 "Exit the newsgroup, ask for new articles, and select the newsgroup."
6999 (gnus-summary-reselect-current-group all t))
7001 (defun gnus-summary-update-info (&optional non-destructive)
7003 (let ((group gnus-newsgroup-name))
7005 (when gnus-newsgroup-kill-headers
7006 (setq gnus-newsgroup-killed
7007 (gnus-compress-sequence
7009 (gnus-list-range-intersection
7010 gnus-newsgroup-unselected gnus-newsgroup-killed)
7011 gnus-newsgroup-unreads)
7013 (unless (listp (cdr gnus-newsgroup-killed))
7014 (setq gnus-newsgroup-killed (list gnus-newsgroup-killed)))
7015 (let ((headers gnus-newsgroup-headers))
7016 ;; Set the new ranges of read articles.
7017 (with-current-buffer gnus-group-buffer
7018 (gnus-undo-force-boundary))
7019 (gnus-update-read-articles
7020 group (gnus-sorted-union
7021 gnus-newsgroup-unreads gnus-newsgroup-unselected))
7022 ;; Set the current article marks.
7023 (let ((gnus-newsgroup-scored
7024 (if (and (not gnus-save-score)
7025 (not non-destructive))
7027 gnus-newsgroup-scored)))
7029 (gnus-update-marks)))
7030 ;; Do the cross-ref thing.
7031 (when gnus-use-cross-reference
7032 (gnus-mark-xrefs-as-read group headers gnus-newsgroup-unreads))
7033 ;; Do not switch windows but change the buffer to work.
7034 (set-buffer gnus-group-buffer)
7035 (unless (gnus-ephemeral-group-p group)
7036 (gnus-group-update-group group)))))))
7038 (defun gnus-summary-save-newsrc (&optional force)
7039 "Save the current number of read/marked articles in the dribble buffer.
7040 The dribble buffer will then be saved.
7041 If FORCE (the prefix), also save the .newsrc file(s)."
7043 (gnus-summary-update-info t)
7045 (gnus-save-newsrc-file)
7046 (gnus-dribble-save)))
7048 (declare-function gnus-cache-write-active "gnus-cache" (&optional force))
7050 (defun gnus-summary-exit (&optional temporary leave-hidden)
7051 "Exit reading current newsgroup, and then return to group selection mode.
7052 `gnus-exit-group-hook' is called with no arguments if that value is non-nil."
7054 (gnus-set-global-variables)
7055 (when (gnus-buffer-live-p gnus-article-buffer)
7056 (with-current-buffer gnus-article-buffer
7057 (mm-destroy-parts gnus-article-mime-handles)
7058 ;; Set it to nil for safety reason.
7059 (setq gnus-article-mime-handle-alist nil)
7060 (setq gnus-article-mime-handles nil)))
7061 (gnus-kill-save-kill-buffer)
7062 (gnus-async-halt-prefetch)
7063 (let* ((group gnus-newsgroup-name)
7064 (quit-config (gnus-group-quit-config gnus-newsgroup-name))
7065 (gnus-group-is-exiting-p t)
7068 (buf (current-buffer)))
7070 ;; Do adaptive scoring, and possibly save score files.
7071 (when gnus-newsgroup-adaptive
7072 (gnus-score-adaptive))
7073 (when gnus-use-scoring
7075 (gnus-run-hooks 'gnus-summary-prepare-exit-hook)
7076 ;; If we have several article buffers, we kill them at exit.
7077 (unless gnus-single-article-buffer
7078 (when (gnus-buffer-live-p gnus-article-buffer)
7079 (with-current-buffer gnus-article-buffer
7080 ;; Don't kill sticky article buffers
7081 (unless (eq major-mode 'gnus-sticky-article-mode)
7082 (gnus-kill-buffer gnus-article-buffer)
7083 (setq gnus-article-current nil))))
7084 (gnus-kill-buffer gnus-original-article-buffer))
7085 (when gnus-use-cache
7086 (gnus-cache-possibly-remove-articles)
7087 (gnus-cache-save-buffers))
7088 (gnus-async-prefetch-remove-group group)
7089 (when gnus-suppress-duplicates
7090 (gnus-dup-enter-articles))
7091 (when gnus-use-trees
7092 (gnus-tree-close group))
7093 (when gnus-use-cache
7094 (gnus-cache-write-active))
7095 ;; Remove entries for this group.
7096 (nnmail-purge-split-history (gnus-group-real-name group))
7097 ;; Make all changes in this group permanent.
7099 (gnus-run-hooks 'gnus-exit-group-hook)
7100 (gnus-summary-update-info))
7101 (gnus-close-group group)
7102 ;; Make sure where we were, and go to next newsgroup.
7103 (set-buffer gnus-group-buffer)
7105 (gnus-group-jump-to-group group))
7106 (gnus-run-hooks 'gnus-summary-exit-hook)
7107 (unless (or quit-config
7108 (not gnus-summary-next-group-on-exit)
7109 ;; If this group has disappeared from the summary
7110 ;; buffer, don't skip forwards.
7111 (not (string= group (gnus-group-group-name))))
7112 (gnus-group-next-unread-group 1))
7113 (setq group-point (point))
7117 (if (not gnus-kill-summary-on-exit)
7119 (gnus-deaden-summary)
7121 ;; We set all buffer-local variables to nil. It is unclear why
7122 ;; this is needed, but if we don't, buffer-local variables are
7123 ;; not garbage-collected, it seems. This would the lead to en
7124 ;; ever-growing Emacs.
7125 (gnus-summary-clear-local-variables)
7126 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
7127 (gnus-summary-clear-local-variables))
7128 (when (get-buffer gnus-article-buffer)
7129 (bury-buffer gnus-article-buffer))
7130 ;; Return to group mode buffer.
7131 (when (eq mode 'gnus-summary-mode)
7132 (gnus-kill-buffer buf)))
7133 (setq gnus-current-select-method gnus-select-method)
7134 (set-buffer gnus-group-buffer)
7136 (gnus-handle-ephemeral-exit quit-config)
7137 (goto-char group-point)
7138 ;; If gnus-group-buffer is already displayed, make sure we also move
7139 ;; the cursor in the window that displays it.
7140 (let ((win (get-buffer-window (current-buffer) 0)))
7141 (if win (set-window-point win (point))))
7142 (unless leave-hidden
7143 (gnus-configure-windows 'group 'force)))
7144 ;; Clear the current group name.
7146 (setq gnus-newsgroup-name nil)))))
7148 (defalias 'gnus-summary-quit 'gnus-summary-exit-no-update)
7149 (defun gnus-summary-exit-no-update (&optional no-questions)
7150 "Quit reading current newsgroup without updating read article info."
7152 (let* ((group gnus-newsgroup-name)
7153 (gnus-group-is-exiting-p t)
7154 (gnus-group-is-exiting-without-update-p t)
7155 (quit-config (gnus-group-quit-config group)))
7156 (when (or no-questions
7158 (gnus-y-or-n-p "Discard changes to this group and exit? "))
7159 (gnus-async-halt-prefetch)
7160 (run-hooks 'gnus-summary-prepare-exit-hook)
7161 (when (gnus-buffer-live-p gnus-article-buffer)
7162 (with-current-buffer gnus-article-buffer
7163 (mm-destroy-parts gnus-article-mime-handles)
7164 ;; Set it to nil for safety reason.
7165 (setq gnus-article-mime-handle-alist nil)
7166 (setq gnus-article-mime-handles nil)))
7167 ;; If we have several article buffers, we kill them at exit.
7168 (unless gnus-single-article-buffer
7169 (gnus-kill-buffer gnus-article-buffer)
7170 (gnus-kill-buffer gnus-original-article-buffer)
7171 (setq gnus-article-current nil))
7172 (if (not gnus-kill-summary-on-exit)
7173 (gnus-deaden-summary)
7174 (gnus-close-group group)
7175 (gnus-summary-clear-local-variables)
7176 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
7177 (gnus-summary-clear-local-variables))
7178 (gnus-kill-buffer gnus-summary-buffer))
7179 (unless gnus-single-article-buffer
7180 (setq gnus-article-current nil))
7181 (when gnus-use-trees
7182 (gnus-tree-close group))
7183 (gnus-async-prefetch-remove-group group)
7184 (when (get-buffer gnus-article-buffer)
7185 (bury-buffer gnus-article-buffer))
7186 ;; Return to the group buffer.
7187 (gnus-configure-windows 'group 'force)
7188 ;; Clear the current group name.
7189 (setq gnus-newsgroup-name nil)
7190 (unless (gnus-ephemeral-group-p group)
7191 (gnus-group-update-group group))
7192 (when (equal (gnus-group-group-name) group)
7193 (gnus-group-next-unread-group 1))
7195 (gnus-handle-ephemeral-exit quit-config)))))
7197 (defun gnus-handle-ephemeral-exit (quit-config)
7198 "Handle movement when leaving an ephemeral group.
7199 The state which existed when entering the ephemeral is reset."
7200 (if (not (buffer-name (car quit-config)))
7201 (gnus-configure-windows 'group 'force)
7202 (set-buffer (car quit-config))
7203 (cond ((eq major-mode 'gnus-summary-mode)
7204 (gnus-set-global-variables))
7205 ((eq major-mode 'gnus-article-mode)
7206 (save-current-buffer
7207 ;; The `gnus-summary-buffer' variable may point
7208 ;; to the old summary buffer when using a single
7210 (unless (gnus-buffer-live-p gnus-summary-buffer)
7211 (set-buffer gnus-group-buffer))
7212 (set-buffer gnus-summary-buffer)
7213 (gnus-set-global-variables))))
7214 (if (or (eq (cdr quit-config) 'article)
7215 (eq (cdr quit-config) 'pick))
7216 (if (and (boundp 'gnus-pick-mode) (symbol-value 'gnus-pick-mode))
7217 (gnus-configure-windows 'pick 'force)
7218 (gnus-configure-windows (cdr quit-config) 'force))
7219 (gnus-configure-windows (cdr quit-config) 'force))
7220 (when (eq major-mode 'gnus-summary-mode)
7221 (if (memq gnus-auto-select-on-ephemeral-exit '(next-noselect
7222 next-unread-noselect))
7223 (when (zerop (cond ((eq gnus-auto-select-on-ephemeral-exit
7225 (gnus-summary-next-subject 1 nil t))
7226 ((eq gnus-auto-select-on-ephemeral-exit
7227 'next-unread-noselect)
7228 (gnus-summary-next-subject 1 t t))))
7229 ;; Hide the article buffer which displays the article different
7230 ;; from the one that the cursor points to in the summary buffer.
7231 (gnus-configure-windows 'summary 'force))
7232 (cond ((eq gnus-auto-select-on-ephemeral-exit 'next)
7233 (gnus-summary-next-subject 1))
7234 ((eq gnus-auto-select-on-ephemeral-exit 'next-unread)
7235 (gnus-summary-next-subject 1 t))))
7236 (gnus-summary-recenter)
7237 (gnus-summary-position-point))))
7241 (defvar gnus-dead-summary-mode-map
7242 (let ((map (make-keymap)))
7243 (suppress-keymap map)
7244 (substitute-key-definition 'undefined 'gnus-summary-wake-up-the-dead map)
7245 (dolist (key '("\C-d" "\r" "\177" [delete]))
7246 (define-key map key 'gnus-summary-wake-up-the-dead))
7247 (dolist (key '("q" "Q"))
7248 (define-key map key 'bury-buffer))
7251 (define-minor-mode gnus-dead-summary-mode
7252 "Minor mode for Gnus summary buffers."
7253 :lighter " Dead" :keymap gnus-dead-summary-mode-map
7254 (unless (derived-mode-p 'gnus-summary-mode)
7255 (setq gnus-dead-summary-mode nil)))
7257 (defun gnus-deaden-summary ()
7258 "Make the current summary buffer into a dead summary buffer."
7259 ;; Kill any previous dead summary buffer.
7260 (when (and gnus-dead-summary
7261 (buffer-name gnus-dead-summary))
7262 (with-current-buffer gnus-dead-summary
7263 (when gnus-dead-summary-mode
7264 (kill-buffer (current-buffer)))))
7265 ;; Make this the current dead summary.
7266 (setq gnus-dead-summary (current-buffer))
7267 (gnus-dead-summary-mode 1)
7268 (let ((name (buffer-name)))
7269 (when (string-match "Summary" name)
7271 (concat (substring name 0 (match-beginning 0)) "Dead "
7272 (substring name (match-beginning 0)))
7276 (defun gnus-kill-or-deaden-summary (buffer)
7277 "Kill or deaden the summary BUFFER."
7279 (when (and (buffer-name buffer)
7280 (not gnus-single-article-buffer))
7281 (with-current-buffer buffer
7282 (gnus-kill-buffer gnus-article-buffer)
7283 (gnus-kill-buffer gnus-original-article-buffer)))
7286 (gnus-kill-summary-on-exit
7287 (when (and gnus-use-trees
7288 (gnus-buffer-exists-p buffer))
7289 (with-current-buffer buffer
7290 (gnus-tree-close gnus-newsgroup-name)))
7291 (gnus-kill-buffer buffer))
7292 ;; Deaden the buffer.
7293 ((gnus-buffer-exists-p buffer)
7294 (with-current-buffer buffer
7295 (gnus-deaden-summary))))))
7297 (defun gnus-summary-wake-up-the-dead (&rest args)
7298 "Wake up the dead summary buffer."
7300 (gnus-dead-summary-mode -1)
7301 (let ((name (buffer-name)))
7302 (when (string-match "Dead " name)
7304 (concat (substring name 0 (match-beginning 0))
7305 (substring name (match-end 0)))
7307 (gnus-message 3 "This dead summary is now alive again"))
7309 ;; Suggested by Andrew Eskilsson <pi92ae@pt.hk-r.se>.
7310 (defun gnus-summary-fetch-faq (&optional faq-dir)
7311 "Fetch the FAQ for the current group.
7312 If FAQ-DIR (the prefix), prompt for a directory to search for the faq
7316 (when current-prefix-arg
7318 "FAQ dir: " (and (listp gnus-group-faq-directory)
7320 gnus-group-faq-directory))))))
7321 (let (gnus-faq-buffer)
7322 (when (setq gnus-faq-buffer
7323 (gnus-group-fetch-faq gnus-newsgroup-name faq-dir))
7324 (gnus-configure-windows 'summary-faq))))
7326 ;; Suggested by Per Abrahamsen <amanda@iesd.auc.dk>.
7327 (defun gnus-summary-describe-group (&optional force)
7328 "Describe the current newsgroup."
7330 (gnus-group-describe-group force gnus-newsgroup-name))
7332 (defun gnus-summary-describe-briefly ()
7333 "Describe summary mode commands briefly."
7335 (gnus-message 6 (substitute-command-keys "\\<gnus-summary-mode-map>\\[gnus-summary-next-page]:Select \\[gnus-summary-next-unread-article]:Forward \\[gnus-summary-prev-unread-article]:Backward \\[gnus-summary-exit]:Exit \\[gnus-info-find-node]:Run Info \\[gnus-summary-describe-briefly]:This help")))
7337 ;; Walking around group mode buffer from summary mode.
7339 (defun gnus-summary-next-group (&optional no-article target-group backward)
7340 "Exit current newsgroup and then select next unread newsgroup.
7341 If prefix argument NO-ARTICLE is non-nil, no article is selected
7342 initially. If TARGET-GROUP, go to this group. If BACKWARD, go to
7343 previous group instead."
7345 ;; Stop pre-fetching.
7346 (gnus-async-halt-prefetch)
7347 (let ((current-group gnus-newsgroup-name)
7348 (current-buffer (current-buffer))
7350 ;; First we semi-exit this group to update Xrefs and all variables.
7351 ;; We can't do a real exit, because the window conf must remain
7352 ;; the same in case the user is prompted for info, and we don't
7353 ;; want the window conf to change before that...
7354 (gnus-summary-exit t)
7355 (while (not entered)
7356 ;; Then we find what group we are supposed to enter.
7357 (set-buffer gnus-group-buffer)
7358 (gnus-group-jump-to-group current-group)
7361 (if (eq gnus-keep-same-level 'best)
7362 (gnus-summary-best-group gnus-newsgroup-name)
7363 (gnus-summary-search-group backward gnus-keep-same-level))))
7364 (if (not target-group)
7365 ;; There are no further groups, so we return to the group
7368 (gnus-message 5 "Returning to the group buffer")
7370 (when (gnus-buffer-live-p current-buffer)
7371 (set-buffer current-buffer)
7372 (gnus-summary-exit))
7373 (gnus-run-hooks 'gnus-group-no-more-groups-hook))
7374 ;; We try to enter the target group.
7375 (gnus-group-jump-to-group target-group)
7376 (let ((unreads (gnus-group-group-unread)))
7377 (if (and (or (eq t unreads)
7378 (and unreads (not (zerop unreads))))
7379 (gnus-summary-read-group
7380 target-group nil no-article
7381 (and (buffer-name current-buffer) current-buffer)
7384 (setq current-group target-group
7385 target-group nil)))))))
7387 (defun gnus-summary-prev-group (&optional no-article)
7388 "Exit current newsgroup and then select previous unread newsgroup.
7389 If prefix argument NO-ARTICLE is non-nil, no article is selected initially."
7391 (gnus-summary-next-group no-article nil t))
7393 ;; Walking around summary lines.
7395 (defun gnus-summary-first-subject (&optional unread undownloaded unseen)
7396 "Go to the first subject satisfying any non-nil constraint.
7397 If UNREAD is non-nil, the article should be unread.
7398 If UNDOWNLOADED is non-nil, the article should be undownloaded.
7399 If UNSEEN is non-nil, the article should be unseen.
7400 Returns the article selected or nil if there are no matching articles."
7404 ((null gnus-newsgroup-data)
7405 (gnus-message 3 "No articles in the group")
7407 ;; Pick the first article.
7408 ((not (or unread undownloaded unseen))
7409 (goto-char (gnus-data-pos (car gnus-newsgroup-data)))
7410 (gnus-data-number (car gnus-newsgroup-data)))
7411 ;; Find the first unread article.
7413 (let ((data gnus-newsgroup-data))
7415 (let ((num (gnus-data-number (car data))))
7416 (or (memq num gnus-newsgroup-unfetched)
7417 (not (or (and unread
7418 (memq num gnus-newsgroup-unreads))
7420 (memq num gnus-newsgroup-undownloaded))
7422 (memq num gnus-newsgroup-unseen)))))))
7423 (setq data (cdr data)))
7427 (goto-char (gnus-data-pos (car data)))
7428 (gnus-data-number (car data)))
7429 (gnus-message 3 "No more%s articles"
7430 (let* ((r (when unread " unread"))
7431 (d (when undownloaded " undownloaded"))
7432 (s (when unseen " unseen"))
7433 (l (delq nil (list r d s))))
7434 (cond ((= 3 (length l))
7435 (concat r "," d ", or" s))
7437 (concat (car l) ", or" (cadr l)))
7444 (gnus-summary-position-point))))))
7446 (defun gnus-summary-next-subject (n &optional unread dont-display)
7447 "Go to next N'th summary line.
7448 If N is negative, go to the previous N'th subject line.
7449 If UNREAD is non-nil, only unread articles are selected.
7450 The difference between N and the actual number of steps taken is
7453 (let ((backward (< n 0))
7457 (gnus-summary-find-prev unread)
7458 (gnus-summary-find-next unread)))
7459 (unless (zerop (setq n (1- n)))
7460 (gnus-summary-show-thread)))
7462 (gnus-message 7 "No more%s articles"
7463 (if unread " unread" "")))
7464 (unless dont-display
7465 (gnus-summary-recenter)
7466 (gnus-summary-position-point))
7469 (defun gnus-summary-next-unread-subject (n)
7470 "Go to next N'th unread summary line."
7472 (gnus-summary-next-subject n t))
7474 (defun gnus-summary-prev-subject (n &optional unread)
7475 "Go to previous N'th summary line.
7476 If optional argument UNREAD is non-nil, only unread article is selected."
7478 (gnus-summary-next-subject (- n) unread))
7480 (defun gnus-summary-prev-unread-subject (n)
7481 "Go to previous N'th unread summary line."
7483 (gnus-summary-next-subject (- n) t))
7485 (defun gnus-summary-goto-subjects (articles)
7486 "Insert the subject header for ARTICLES in the current buffer."
7488 (dolist (article articles)
7489 (gnus-summary-goto-subject article t)))
7490 (gnus-summary-limit (append articles gnus-newsgroup-limit))
7491 (gnus-summary-position-point))
7493 (defun gnus-summary-goto-subject (article &optional force silent)
7494 "Go to the subject line of ARTICLE.
7495 If FORCE, also allow jumping to articles not currently shown."
7496 (interactive "nArticle number: ")
7497 (unless (numberp article)
7498 (error "Article %s is not a number" article))
7500 (data (gnus-data-find article)))
7501 ;; We read in the article if we have to.
7504 (gnus-summary-insert-subject
7506 (if (or (numberp force) (vectorp force)) force)
7508 (setq data (gnus-data-find article)))
7513 (gnus-message 3 "Can't find article %d" article))
7515 (let ((pt (gnus-data-pos data)))
7517 (gnus-summary-set-article-display-arrow pt))
7518 (gnus-summary-position-point)
7521 ;; Walking around summary lines with displaying articles.
7523 (defun gnus-summary-expand-window (&optional arg)
7524 "Make the summary buffer take up the entire Emacs frame.
7525 Given a prefix, will force an `article' buffer configuration."
7528 (gnus-configure-windows 'article 'force)
7529 (gnus-configure-windows 'summary 'force)))
7531 (defun gnus-summary-display-article (article &optional all-header)
7532 "Display ARTICLE in article buffer."
7533 (unless (and (gnus-buffer-live-p gnus-article-buffer)
7534 (with-current-buffer gnus-article-buffer
7535 (eq major-mode 'gnus-article-mode)))
7536 (gnus-article-setup-buffer))
7537 (gnus-set-global-variables)
7538 (with-current-buffer gnus-article-buffer
7539 (setq gnus-article-charset gnus-newsgroup-charset)
7540 (setq gnus-article-ignored-charsets gnus-newsgroup-ignored-charsets)
7541 (mm-enable-multibyte))
7545 (if gnus-summary-display-article-function
7546 (funcall gnus-summary-display-article-function article all-header)
7547 (gnus-article-prepare article all-header))
7548 (gnus-run-hooks 'gnus-select-article-hook)
7549 (when (and gnus-current-article
7550 (not (zerop gnus-current-article)))
7551 (gnus-summary-goto-subject gnus-current-article))
7552 (gnus-summary-recenter)
7553 (when (and gnus-use-trees gnus-show-threads)
7554 (gnus-possibly-generate-tree article)
7555 (gnus-highlight-selected-tree article))
7556 ;; Successfully display article.
7557 (gnus-article-set-window-start
7558 (cdr (assq article gnus-newsgroup-bookmarks))))))
7560 (defun gnus-summary-select-article (&optional all-headers force pseudo article)
7561 "Select the current article.
7562 If ALL-HEADERS is non-nil, show all header fields. If FORCE is
7563 non-nil, the article will be re-fetched even if it already present in
7564 the article buffer. If PSEUDO is non-nil, pseudo-articles will also
7566 ;; Make sure we are in the summary buffer to work around bbdb bug.
7567 (unless (eq major-mode 'gnus-summary-mode)
7568 (set-buffer gnus-summary-buffer))
7569 (let ((article (or article (gnus-summary-article-number)))
7570 (all-headers (not (not all-headers))) ;Must be t or nil.
7571 gnus-summary-display-article-function)
7573 (gnus-summary-article-pseudo-p article)
7574 (error "This is a pseudo-article"))
7575 (with-current-buffer gnus-summary-buffer
7576 (if (or (and gnus-single-article-buffer
7577 (or (null gnus-current-article)
7578 (null gnus-article-current)
7579 (null (get-buffer gnus-article-buffer))
7580 (not (eq article (cdr gnus-article-current)))
7581 (not (equal (car gnus-article-current)
7582 gnus-newsgroup-name))))
7583 (and (not gnus-single-article-buffer)
7584 (or (null gnus-current-article)
7585 (not (eq gnus-current-article article))))
7587 ;; The requested article is different from the current article.
7589 (gnus-summary-display-article article all-headers)
7590 (when (gnus-buffer-live-p gnus-article-buffer)
7591 (with-current-buffer gnus-article-buffer
7592 (if (not gnus-article-decoded-p) ;; a local variable
7593 (mm-disable-multibyte))))
7594 (gnus-article-set-window-start
7595 (cdr (assq article gnus-newsgroup-bookmarks)))
7599 (defun gnus-summary-force-verify-and-decrypt ()
7600 "Display buttons for signed/encrypted parts and verify/decrypt them."
7602 (let ((mm-verify-option 'known)
7603 (mm-decrypt-option 'known)
7604 (gnus-article-emulate-mime t)
7605 (gnus-buttonized-mime-types (append (list "multipart/signed"
7606 "multipart/encrypted")
7607 gnus-buttonized-mime-types)))
7608 (gnus-summary-select-article nil 'force)))
7610 (defun gnus-summary-set-current-mark (&optional current-mark)
7611 "Obsolete function."
7614 (defun gnus-summary-next-article (&optional unread subject backward push)
7615 "Select the next article.
7616 If UNREAD, only unread articles are selected.
7617 If SUBJECT, only articles with SUBJECT are selected.
7618 If BACKWARD, the previous article is selected instead of the next."
7620 ;; Make sure we are in the summary buffer.
7621 (unless (eq major-mode 'gnus-summary-mode)
7622 (set-buffer gnus-summary-buffer))
7624 ;; Is there such an article?
7625 ((and (gnus-summary-search-forward unread subject backward)
7626 (or (gnus-summary-display-article (gnus-summary-article-number))
7627 (eq (gnus-summary-article-mark) gnus-canceled-mark)))
7628 (gnus-summary-position-point))
7629 ;; If not, we try the first unread, if that is wanted.
7631 gnus-auto-select-same
7632 (gnus-summary-first-unread-article))
7633 (gnus-summary-position-point)
7634 (gnus-message 6 "Wrapped"))
7635 ;; Try to get next/previous article not displayed in this group.
7636 ((and gnus-auto-extend-newsgroup
7637 (not unread) (not subject))
7638 (gnus-summary-goto-article
7639 (if backward (1- gnus-newsgroup-begin) (1+ gnus-newsgroup-end))
7640 nil (count-lines (point-min) (point))))
7641 ;; Go to next/previous group.
7643 (unless (gnus-ephemeral-group-p gnus-newsgroup-name)
7644 (gnus-summary-jump-to-group gnus-newsgroup-name))
7645 (let ((cmd (if (featurep 'xemacs)
7647 last-command-event))
7649 (with-current-buffer gnus-group-buffer
7652 (if (eq gnus-keep-same-level 'best)
7653 (gnus-summary-best-group gnus-newsgroup-name)
7654 (gnus-summary-search-group backward gnus-keep-same-level))))
7655 ;; For some reason, the group window gets selected. We change
7657 (select-window (get-buffer-window (current-buffer)))
7658 ;; Select next unread newsgroup automagically.
7660 ((or (not gnus-auto-select-next)
7662 (gnus-message 7 "No more%s articles" (if unread " unread" "")))
7663 ((or (eq gnus-auto-select-next 'quietly)
7664 (and (eq gnus-auto-select-next 'slightly-quietly)
7666 (and (eq gnus-auto-select-next 'almost-quietly)
7667 (gnus-summary-last-article-p)))
7669 (if (gnus-ephemeral-group-p gnus-newsgroup-name)
7671 (gnus-message 7 "No more%s articles (%s)..."
7672 (if unread " unread" "")
7673 (if group (concat "selecting " group)
7675 (gnus-summary-next-group nil group backward)))
7677 (when (gnus-key-press-event-p last-input-event)
7678 (gnus-summary-walk-group-buffer
7679 gnus-newsgroup-name cmd unread backward point))))))))
7681 (defun gnus-summary-walk-group-buffer (from-group cmd unread backward start)
7682 (let ((keystrokes '((?\C-n (gnus-group-next-unread-group 1))
7683 (?\C-p (gnus-group-prev-unread-group 1))))
7684 (cursor-in-echo-area t)
7685 keve key group ended prompt)
7686 (with-current-buffer gnus-group-buffer
7689 (if (eq gnus-keep-same-level 'best)
7690 (gnus-summary-best-group gnus-newsgroup-name)
7691 (gnus-summary-search-group backward gnus-keep-same-level))))
7695 "No more%s articles%s " (if unread " unread" "")
7697 (not (gnus-ephemeral-group-p gnus-newsgroup-name)))
7698 (format " (Type %s for %s [%s])"
7699 (single-key-description cmd)
7700 (gnus-group-decoded-name group)
7701 (gnus-group-unread group))
7702 (format " (Type %s to exit %s)"
7703 (single-key-description cmd)
7704 (gnus-group-decoded-name gnus-newsgroup-name)))))
7705 ;; Confirm auto selection.
7706 (setq key (car (setq keve (gnus-read-event-char prompt)))
7709 ((assq key keystrokes)
7710 (let ((obuf (current-buffer)))
7711 (switch-to-buffer gnus-group-buffer)
7713 (gnus-group-jump-to-group group))
7714 (eval (cadr (assq key keystrokes)))
7715 (setq group (gnus-group-group-name))
7716 (switch-to-buffer obuf))
7720 (gnus-ephemeral-group-p gnus-newsgroup-name))
7722 (gnus-summary-next-group nil group backward)))
7724 (push (cdr keve) unread-command-events))))))
7726 (defun gnus-summary-next-unread-article ()
7727 "Select unread article after current one."
7729 (gnus-summary-next-article
7730 (or (not (eq gnus-summary-goto-unread 'never))
7731 (gnus-summary-last-article-p (gnus-summary-article-number)))
7732 (and gnus-auto-select-same
7733 (gnus-summary-article-subject))))
7735 (defun gnus-summary-prev-article (&optional unread subject)
7736 "Select the article before the current one.
7737 If UNREAD is non-nil, only unread articles are selected."
7739 (gnus-summary-next-article unread subject t))
7741 (defun gnus-summary-prev-unread-article ()
7742 "Select unread article before current one."
7744 (gnus-summary-prev-article
7745 (or (not (eq gnus-summary-goto-unread 'never))
7746 (gnus-summary-first-article-p (gnus-summary-article-number)))
7747 (and gnus-auto-select-same
7748 (gnus-summary-article-subject))))
7750 (defun gnus-summary-next-page (&optional lines circular stop)
7751 "Show next page of the selected article.
7752 If at the end of the current article, select the next article.
7753 LINES says how many lines should be scrolled up.
7755 If CIRCULAR is non-nil, go to the start of the article instead of
7756 selecting the next article when reaching the end of the current
7759 If STOP is non-nil, just stop when reaching the end of the message.
7761 Also see the variable `gnus-article-skip-boring'."
7763 (setq gnus-summary-buffer (current-buffer))
7764 (gnus-set-global-variables)
7765 (let ((article (gnus-summary-article-number))
7766 (article-window (get-buffer-window gnus-article-buffer t))
7768 ;; If the buffer is empty, we have no article.
7770 (error "No article to select"))
7771 (gnus-configure-windows 'article)
7772 (if (eq (cdr (assq article gnus-newsgroup-reads)) gnus-canceled-mark)
7773 (if (and (eq gnus-summary-goto-unread 'never)
7774 (not (gnus-summary-last-article-p article)))
7775 (gnus-summary-next-article)
7776 (gnus-summary-next-unread-article))
7777 (if (or (null gnus-current-article)
7778 (null gnus-article-current)
7779 (/= article (cdr gnus-article-current))
7780 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7781 ;; Selected subject is different from current article's.
7782 (gnus-summary-display-article article)
7783 (when article-window
7784 (gnus-eval-in-buffer-window gnus-article-buffer
7785 (setq endp (or (gnus-article-next-page lines)
7786 (gnus-article-only-boring-p))))
7789 (gnus-message 3 "End of message"))
7791 (gnus-summary-beginning-of-article))
7793 (gnus-message 3 "End of message"))
7795 (if (and (eq gnus-summary-goto-unread 'never)
7796 (not (gnus-summary-last-article-p article)))
7797 (gnus-summary-next-article)
7798 (gnus-summary-next-unread-article))))))))
7799 (gnus-summary-recenter)
7800 (gnus-summary-position-point)))
7802 (defun gnus-summary-prev-page (&optional lines move)
7803 "Show previous page of selected article.
7804 Argument LINES specifies lines to be scrolled down.
7805 If MOVE, move to the previous unread article if point is at
7806 the beginning of the buffer."
7808 (let ((article (gnus-summary-article-number))
7809 (article-window (get-buffer-window gnus-article-buffer t))
7811 (gnus-configure-windows 'article)
7812 (if (or (null gnus-current-article)
7813 (null gnus-article-current)
7814 (/= article (cdr gnus-article-current))
7815 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7816 ;; Selected subject is different from current article's.
7817 (gnus-summary-display-article article)
7818 (gnus-summary-recenter)
7819 (when article-window
7820 (gnus-eval-in-buffer-window gnus-article-buffer
7821 (setq endp (gnus-article-prev-page lines)))
7822 (when (and move endp)
7824 (gnus-message 3 "Beginning of message"))
7826 (if (and (eq gnus-summary-goto-unread 'never)
7827 (not (gnus-summary-first-article-p article)))
7828 (gnus-summary-prev-article)
7829 (gnus-summary-prev-unread-article))))))))
7830 (gnus-summary-position-point))
7832 (defun gnus-summary-prev-page-or-article (&optional lines)
7833 "Show previous page of selected article.
7834 Argument LINES specifies lines to be scrolled down.
7835 If at the beginning of the article, go to the next article."
7837 (gnus-summary-prev-page lines t))
7839 (defun gnus-summary-scroll-up (lines)
7840 "Scroll up (or down) one line current article.
7841 Argument LINES specifies lines to be scrolled up (or down if negative)."
7843 (gnus-configure-windows 'article)
7844 (gnus-summary-show-thread)
7845 (when (eq (gnus-summary-select-article nil nil 'pseudo) 'old)
7846 (gnus-eval-in-buffer-window gnus-article-buffer
7848 (when (gnus-article-next-page lines)
7849 (gnus-message 3 "End of message")))
7851 (gnus-article-prev-page (- lines))))))
7852 (gnus-summary-recenter)
7853 (gnus-summary-position-point))
7855 (defun gnus-summary-scroll-down (lines)
7856 "Scroll down (or up) one line current article.
7857 Argument LINES specifies lines to be scrolled down (or up if negative)."
7859 (gnus-summary-scroll-up (- lines)))
7861 (defun gnus-summary-next-same-subject ()
7862 "Select next article which has the same subject as current one."
7864 (gnus-summary-next-article nil (gnus-summary-article-subject)))
7866 (defun gnus-summary-prev-same-subject ()
7867 "Select previous article which has the same subject as current one."
7869 (gnus-summary-prev-article nil (gnus-summary-article-subject)))
7871 (defun gnus-summary-next-unread-same-subject ()
7872 "Select next unread article which has the same subject as current one."
7874 (gnus-summary-next-article t (gnus-summary-article-subject)))
7876 (defun gnus-summary-prev-unread-same-subject ()
7877 "Select previous unread article which has the same subject as current one."
7879 (gnus-summary-prev-article t (gnus-summary-article-subject)))
7881 (defun gnus-summary-first-unread-article ()
7882 "Select the first unread article.
7883 Return nil if there are no unread articles."
7886 (when (gnus-summary-first-subject t)
7887 (gnus-summary-show-thread)
7888 (gnus-summary-first-subject t)
7889 (gnus-summary-display-article (gnus-summary-article-number)))
7890 (gnus-summary-position-point)))
7892 (defun gnus-summary-first-unread-subject ()
7893 "Place the point on the subject line of the first unread article.
7894 Return nil if there are no unread articles."
7897 (when (gnus-summary-first-subject t)
7898 (gnus-summary-show-thread)
7899 (gnus-summary-first-subject t))
7900 (gnus-summary-position-point)))
7902 (defun gnus-summary-first-unseen-subject ()
7903 "Place the point on the subject line of the first unseen article.
7904 Return nil if there are no unseen articles."
7907 (when (gnus-summary-first-subject nil nil t)
7908 (gnus-summary-show-thread)
7909 (gnus-summary-first-subject nil nil t))
7910 (gnus-summary-position-point)))
7912 (defun gnus-summary-first-unseen-or-unread-subject ()
7913 "Place the point on the subject line of the first unseen article or,
7914 if all article have been seen, on the subject line of the first unread
7918 (unless (when (gnus-summary-first-subject nil nil t)
7919 (gnus-summary-show-thread)
7920 (gnus-summary-first-subject nil nil t))
7921 (when (gnus-summary-first-subject t)
7922 (gnus-summary-show-thread)
7923 (gnus-summary-first-subject t)))
7924 (gnus-summary-position-point)))
7926 (defun gnus-summary-first-article ()
7927 "Select the first article.
7928 Return nil if there are no articles."
7931 (when (gnus-summary-first-subject)
7932 (gnus-summary-show-thread)
7933 (gnus-summary-first-subject)
7934 (gnus-summary-display-article (gnus-summary-article-number)))
7935 (gnus-summary-position-point)))
7937 (defun gnus-summary-best-unread-article (&optional arg)
7938 "Select the unread article with the highest score.
7939 If given a prefix argument, select the next unread article that has a
7940 score higher than the default score."
7942 (let ((article (if arg
7943 (gnus-summary-better-unread-subject)
7944 (gnus-summary-best-unread-subject))))
7946 (gnus-summary-goto-article article)
7947 (error "No unread articles"))))
7949 (defun gnus-summary-best-unread-subject ()
7950 "Select the unread subject with the highest score."
7952 (let ((best -1000000)
7953 (data gnus-newsgroup-data)
7956 (and (gnus-data-unread-p (car data))
7958 (gnus-summary-article-score (gnus-data-number (car data))))
7961 article (gnus-data-number (car data))))
7962 (setq data (cdr data)))
7964 (gnus-summary-goto-subject article))
7965 (gnus-summary-position-point)
7968 (defun gnus-summary-better-unread-subject ()
7969 "Select the first unread subject that has a score over the default score."
7971 (let ((data gnus-newsgroup-data)
7973 (while (and (setq article (gnus-data-number (car data)))
7974 (or (gnus-data-read-p (car data))
7975 (not (> (gnus-summary-article-score article)
7976 gnus-summary-default-score))))
7977 (setq data (cdr data)))
7979 (gnus-summary-goto-subject article))
7980 (gnus-summary-position-point)
7983 (defun gnus-summary-last-subject ()
7984 "Go to the last displayed subject line in the group."
7985 (let ((article (gnus-data-number (car (gnus-data-list t)))))
7987 (gnus-summary-goto-subject article))))
7989 (defun gnus-summary-goto-article (article &optional all-headers force)
7990 "Fetch ARTICLE (article number or Message-ID) and display it if it exists.
7991 If ALL-HEADERS is non-nil, no header lines are hidden.
7992 If FORCE, go to the article even if it isn't displayed. If FORCE
7993 is a number, it is the line the article is to be displayed on."
7997 "Article number or Message-ID: "
7998 (mapcar (lambda (number) (list (int-to-string number)))
7999 gnus-newsgroup-limit))
8003 (if (and (stringp article)
8004 (string-match "@\\|%40" article))
8005 (gnus-summary-refer-article article)
8006 (when (stringp article)
8007 (setq article (string-to-number article)))
8008 (if (gnus-summary-goto-subject article force)
8009 (gnus-summary-display-article article all-headers)
8010 (gnus-message 4 "Couldn't go to article %s" article) nil))
8011 (gnus-summary-position-point)))
8013 (defun gnus-summary-goto-last-article ()
8014 "Go to the previously read article."
8017 (when gnus-last-article
8018 (gnus-summary-goto-article gnus-last-article nil t))
8019 (gnus-summary-position-point)))
8021 (defun gnus-summary-pop-article (number)
8022 "Pop one article off the history and go to the previous.
8023 NUMBER articles will be popped off."
8026 (setq gnus-newsgroup-history
8027 (cdr (setq to (nthcdr number gnus-newsgroup-history))))
8029 (gnus-summary-goto-article (car to) nil t)
8030 (error "Article history empty")))
8031 (gnus-summary-position-point))
8033 ;; Summary commands and functions for limiting the summary buffer.
8035 (defun gnus-summary-limit-to-articles (n)
8036 "Limit the summary buffer to the next N articles.
8037 If not given a prefix, use the process marked articles instead."
8040 (let ((articles (gnus-summary-work-articles n)))
8041 (setq gnus-newsgroup-processable nil)
8042 (gnus-summary-limit articles))
8043 (gnus-summary-position-point)))
8045 (defun gnus-summary-pop-limit (&optional total)
8046 "Restore the previous limit.
8047 If given a prefix, remove all limits."
8050 (setq gnus-newsgroup-limits
8051 (list (mapcar (lambda (h) (mail-header-number h))
8052 gnus-newsgroup-headers))))
8053 (unless gnus-newsgroup-limits
8054 (error "No limit to pop"))
8056 (gnus-summary-limit nil 'pop)
8057 (gnus-summary-position-point)))
8059 (defun gnus-summary-limit-to-subject (subject &optional header not-matching)
8060 "Limit the summary buffer to articles that have subjects that match a regexp.
8061 If NOT-MATCHING, excluding articles that have subjects that match a regexp."
8063 (list (read-string (if current-prefix-arg
8064 "Exclude subject (regexp): "
8065 "Limit to subject (regexp): "))
8066 nil current-prefix-arg))
8068 (setq header "subject"))
8069 (when (not (equal "" subject))
8071 (let ((articles (gnus-summary-find-matching
8072 (or header "subject") subject 'all nil nil
8075 (error "Found no matches for \"%s\"" subject))
8076 (gnus-summary-limit articles))
8077 (gnus-summary-position-point))))
8079 (defun gnus-summary-limit-to-author (from &optional not-matching)
8080 "Limit the summary buffer to articles that have authors that match a regexp.
8081 If NOT-MATCHING, excluding articles that have authors that match a regexp."
8083 (list (read-string (if current-prefix-arg
8084 "Exclude author (regexp): "
8085 "Limit to author (regexp): "))
8086 current-prefix-arg))
8087 (gnus-summary-limit-to-subject from "from" not-matching))
8089 (defun gnus-summary-limit-to-recipient (recipient &optional not-matching)
8090 "Limit the summary buffer to articles with the given RECIPIENT.
8092 If NOT-MATCHING, exclude RECIPIENT.
8094 To and Cc headers are checked. You need to include them in
8095 `nnmail-extra-headers'."
8096 ;; Unlike `rmail-summary-by-recipients', doesn't include From.
8098 (list (read-string (format "%s recipient (regexp): "
8099 (if current-prefix-arg "Exclude" "Limit to")))
8100 current-prefix-arg))
8101 (when (not (equal "" recipient))
8103 (if (memq 'To nnmail-extra-headers)
8104 (gnus-summary-find-matching
8105 (cons 'extra 'To) recipient 'all nil nil
8108 1 "`To' isn't present in `nnmail-extra-headers'")
8112 (if (memq 'Cc nnmail-extra-headers)
8113 (gnus-summary-find-matching
8114 (cons 'extra 'Cc) recipient 'all nil nil
8117 1 "`Cc' isn't present in `nnmail-extra-headers'")
8122 ;; We need the numbers that are in both lists:
8124 (and (memq a to) a))
8128 (error "Found no matches for \"%s\"" recipient))
8129 (gnus-summary-limit articles))
8130 (gnus-summary-position-point))))
8132 (defun gnus-summary-limit-to-address (address &optional not-matching)
8133 "Limit the summary buffer to articles with the given ADDRESS.
8135 If NOT-MATCHING, exclude ADDRESS.
8137 To, Cc and From headers are checked. You need to include `To' and `Cc'
8138 in `nnmail-extra-headers'."
8140 (list (read-string (format "%s address (regexp): "
8141 (if current-prefix-arg "Exclude" "Limit to")))
8142 current-prefix-arg))
8143 (when (not (equal "" address))
8145 (if (memq 'To nnmail-extra-headers)
8146 (gnus-summary-find-matching
8147 (cons 'extra 'To) address 'all nil nil
8150 1 "`To' isn't present in `nnmail-extra-headers'")
8154 (if (memq 'Cc nnmail-extra-headers)
8155 (gnus-summary-find-matching
8156 (cons 'extra 'Cc) address 'all nil nil
8159 1 "`Cc' isn't present in `nnmail-extra-headers'")
8163 (gnus-summary-find-matching "from" address
8164 'all nil nil not-matching))
8167 ;; We need the numbers that are in all lists:
8171 (mapcar (lambda (a) (car (memq a from))) to))
8173 (mapcar (lambda (a) (car (memq a from))) cc)
8174 (mapcar (lambda (a) (car (memq a from)))
8175 (mapcar (lambda (a) (car (memq a to)))
8177 (nconc (if (eq to t) nil to)
8178 (if (eq cc t) nil cc)
8181 (error "Found no matches for \"%s\"" address))
8182 (gnus-summary-limit articles))
8183 (gnus-summary-position-point))))
8185 (defun gnus-summary-limit-strange-charsets-predicate (header)
8186 (when (fboundp 'char-charset)
8187 (let ((string (concat (mail-header-subject header)
8188 (mail-header-from header)))
8190 (dotimes (i (1- (length string)))
8191 (setq charset (format "%s" (char-charset (aref string (1+ i)))))
8192 (when (string-match "unicode\\|big\\|japanese" charset)
8196 (defun gnus-summary-limit-to-predicate (predicate)
8197 "Limit to articles where PREDICATE returns non-nil.
8198 PREDICATE will be called with the header structures of the
8200 (let ((articles nil)
8201 (case-fold-search t))
8202 (dolist (header gnus-newsgroup-headers)
8203 (when (funcall predicate header)
8204 (push (mail-header-number header) articles)))
8205 (gnus-summary-limit (nreverse articles))))
8207 (defun gnus-summary-limit-to-age (age &optional younger-p)
8208 "Limit the summary buffer to articles that are older than (or equal) AGE days.
8209 If YOUNGER-P (the prefix) is non-nil, limit the summary buffer to
8210 articles that are younger than AGE days."
8212 (let ((younger current-prefix-arg)
8215 (while (not days-got)
8216 (setq days (if younger
8217 (read-string "Limit to articles younger than (in days, older when negative): ")
8219 "Limit to articles older than (in days, younger when negative): ")))
8220 (when (> (length days) 0)
8221 (setq days (read days)))
8226 (setq younger (not younger))
8227 (setq days (* days -1))))
8228 (message "Please enter a number.")
8230 (list days younger)))
8232 (let ((data gnus-newsgroup-data)
8233 (cutoff (days-to-time age))
8234 articles d date is-younger)
8235 (while (setq d (pop data))
8236 (when (and (vectorp (gnus-data-header d))
8237 (setq date (mail-header-date (gnus-data-header d))))
8238 (setq is-younger (time-less-p
8239 (time-since (condition-case ()
8246 (push (gnus-data-number d) articles))))
8247 (gnus-summary-limit (nreverse articles)))
8248 (gnus-summary-position-point)))
8250 (defun gnus-summary-limit-to-extra (header regexp &optional not-matching)
8251 "Limit the summary buffer to articles that match an 'extra' header."
8255 (gnus-completing-read-with-default
8256 (symbol-name (car gnus-extra-headers))
8257 (if current-prefix-arg
8258 "Exclude extra header"
8259 "Limit extra header")
8261 (cons (symbol-name x) x))
8266 (read-string (format "%s header %s (regexp): "
8267 (if current-prefix-arg "Exclude" "Limit to")
8269 current-prefix-arg)))
8270 (when (not (equal "" regexp))
8272 (let ((articles (gnus-summary-find-matching
8273 (cons 'extra header) regexp 'all nil nil
8276 (error "Found no matches for \"%s\"" regexp))
8277 (gnus-summary-limit articles))
8278 (gnus-summary-position-point))))
8280 (defun gnus-summary-limit-to-display-predicate ()
8281 "Limit the summary buffer to the predicated in the `display' group parameter."
8283 (unless gnus-newsgroup-display
8284 (error "There is no `display' group parameter"))
8286 (dolist (number gnus-newsgroup-articles)
8287 (when (funcall gnus-newsgroup-display)
8288 (push number articles)))
8289 (gnus-summary-limit articles))
8290 (gnus-summary-position-point))
8292 (defalias 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
8294 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread "Emacs 20.4")
8296 (defun gnus-summary-limit-to-unread (&optional all)
8297 "Limit the summary buffer to articles that are not marked as read.
8298 If ALL is non-nil, limit strictly to unread articles."
8301 (gnus-summary-limit-to-marks (char-to-string gnus-unread-mark))
8302 (gnus-summary-limit-to-marks
8303 ;; Concat all the marks that say that an article is read and have
8305 (list gnus-del-mark gnus-read-mark gnus-ancient-mark
8306 gnus-killed-mark gnus-spam-mark gnus-kill-file-mark
8307 gnus-low-score-mark gnus-expirable-mark
8308 gnus-canceled-mark gnus-catchup-mark gnus-sparse-mark
8309 gnus-duplicate-mark gnus-souped-mark)
8312 (defun gnus-summary-limit-to-headers (match &optional reverse)
8313 "Limit the summary buffer to articles that have headers that match MATCH.
8314 If REVERSE (the prefix), limit to articles that don't match."
8315 (interactive "sMatch headers (regexp): \nP")
8316 (gnus-summary-limit-to-bodies match reverse t))
8318 (defun gnus-summary-limit-to-bodies (match &optional reverse headersp)
8319 "Limit the summary buffer to articles that have bodies that match MATCH.
8320 If REVERSE (the prefix), limit to articles that don't match."
8321 (interactive "sMatch body (regexp): \nP")
8322 (let ((articles nil)
8323 (gnus-select-article-hook nil) ;Disable hook.
8324 (gnus-article-prepare-hook nil)
8325 (gnus-use-article-prefetch nil)
8326 (gnus-keep-backlog nil)
8327 (gnus-break-pages nil)
8328 (gnus-summary-display-arrow nil)
8329 (gnus-updated-mode-lines nil)
8330 (gnus-auto-center-summary nil)
8331 (gnus-display-mime-function nil))
8332 (dolist (data gnus-newsgroup-data)
8333 (let (gnus-mark-article-hook)
8334 (gnus-summary-select-article t t nil (gnus-data-number data)))
8335 (with-current-buffer gnus-article-buffer
8337 (let* ((case-fold-search t)
8339 (re-search-backward match nil t)
8340 (re-search-forward match nil t))))
8341 (when (or (and found
8345 (push (gnus-data-number data) articles)))))
8347 (message "No messages matched")
8348 (gnus-summary-limit articles)))
8349 (gnus-summary-position-point))
8351 (defun gnus-summary-limit-to-singletons (&optional threadsp)
8352 "Limit the summary buffer to articles that aren't part on any thread.
8353 If THREADSP (the prefix), limit to articles that are in threads."
8355 (let ((articles nil)
8358 (dolist (thread gnus-newsgroup-threads)
8359 (if (stringp (car thread))
8360 (dolist (thread (cdr thread))
8361 (push thread threads))
8362 (push thread threads)))
8363 (dolist (thread threads)
8364 (setq thread-articles (gnus-articles-in-thread thread))
8365 (when (or (and threadsp
8366 (> (length thread-articles) 1))
8368 (= (length thread-articles) 1)))
8369 (setq articles (nconc thread-articles articles))))
8371 (message "No messages matched")
8372 (gnus-summary-limit articles))
8373 (gnus-summary-position-point)))
8375 (defun gnus-summary-limit-to-replied (&optional unreplied)
8376 "Limit the summary buffer to replied articles.
8377 If UNREPLIED (the prefix), limit to unreplied articles."
8381 (gnus-set-difference gnus-newsgroup-articles
8382 gnus-newsgroup-replied))
8383 (gnus-summary-limit gnus-newsgroup-replied))
8384 (gnus-summary-position-point))
8386 (defalias 'gnus-summary-delete-marked-with 'gnus-summary-limit-exclude-marks)
8387 (make-obsolete 'gnus-summary-delete-marked-with
8388 'gnus-summary-limit-exclude-marks "Emacs 20.4")
8390 (defun gnus-summary-limit-exclude-marks (marks &optional reverse)
8391 "Exclude articles that are marked with MARKS (e.g. \"DK\").
8392 If REVERSE, limit the summary buffer to articles that are marked
8393 with MARKS. MARKS can either be a string of marks or a list of marks.
8394 Returns how many articles were removed."
8395 (interactive "sMarks: ")
8396 (gnus-summary-limit-to-marks marks t))
8398 (defun gnus-summary-limit-to-marks (marks &optional reverse)
8399 "Limit the summary buffer to articles that are marked with MARKS (e.g. \"DK\").
8400 If REVERSE (the prefix), limit the summary buffer to articles that are
8401 not marked with MARKS. MARKS can either be a string of marks or a
8403 Returns how many articles were removed."
8404 (interactive "sMarks: \nP")
8406 (let ((data gnus-newsgroup-data)
8407 (marks (if (listp marks) marks
8408 (append marks nil))) ; Transform to list.
8411 (when (if reverse (not (memq (gnus-data-mark (car data)) marks))
8412 (memq (gnus-data-mark (car data)) marks))
8413 (push (gnus-data-number (car data)) articles))
8414 (setq data (cdr data)))
8415 (gnus-summary-limit articles))
8416 (gnus-summary-position-point)))
8418 (defun gnus-summary-limit-to-score (score)
8419 "Limit to articles with score at or above SCORE."
8420 (interactive "NLimit to articles with score of at least: ")
8421 (let ((data gnus-newsgroup-data)
8424 (when (>= (gnus-summary-article-score (gnus-data-number (car data)))
8426 (push (gnus-data-number (car data)) articles))
8427 (setq data (cdr data)))
8429 (gnus-summary-limit articles)
8430 (gnus-summary-position-point))))
8432 (defun gnus-summary-limit-to-unseen ()
8433 "Limit to unseen articles."
8436 (gnus-summary-limit gnus-newsgroup-unseen)
8437 (gnus-summary-position-point)))
8439 (defun gnus-summary-limit-include-thread (id)
8440 "Display all the hidden articles that is in the thread with ID in it.
8441 When called interactively, ID is the Message-ID of the current
8443 (interactive (list (mail-header-id (gnus-summary-article-header))))
8444 (let ((articles (gnus-articles-in-thread
8445 (gnus-id-to-thread (gnus-root-id id)))))
8447 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
8448 (gnus-summary-limit-include-matching-articles
8450 (regexp-quote (gnus-simplify-subject-re
8451 (mail-header-subject (gnus-id-to-header id)))))
8452 (gnus-summary-position-point))))
8454 (defun gnus-summary-limit-include-matching-articles (header regexp)
8455 "Display all the hidden articles that have HEADERs that match REGEXP."
8456 (interactive (list (read-string "Match on header: ")
8457 (read-string "Regexp: ")))
8458 (let ((articles (gnus-find-matching-articles header regexp)))
8460 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
8461 (gnus-summary-position-point))))
8463 (defun gnus-summary-insert-dormant-articles ()
8464 "Insert all the dormant articles for this group into the current buffer."
8466 (let ((gnus-verbose (max 6 gnus-verbose)))
8467 (if (not gnus-newsgroup-dormant)
8468 (gnus-message 3 "No dormant articles for this group")
8469 (gnus-summary-goto-subjects gnus-newsgroup-dormant))))
8471 (defun gnus-summary-insert-ticked-articles ()
8472 "Insert ticked articles for this group into the current buffer."
8474 (let ((gnus-verbose (max 6 gnus-verbose)))
8475 (if (not gnus-newsgroup-marked)
8476 (gnus-message 3 "No ticked articles for this group")
8477 (gnus-summary-goto-subjects gnus-newsgroup-marked))))
8479 (defun gnus-summary-limit-include-dormant ()
8480 "Display all the hidden articles that are marked as dormant.
8481 Note that this command only works on a subset of the articles currently
8482 fetched for this group."
8484 (unless gnus-newsgroup-dormant
8485 (error "There are no dormant articles in this group"))
8487 (gnus-summary-limit (append gnus-newsgroup-dormant gnus-newsgroup-limit))
8488 (gnus-summary-position-point)))
8490 (defun gnus-summary-limit-exclude-dormant ()
8491 "Hide all dormant articles."
8494 (gnus-summary-limit-to-marks (list gnus-dormant-mark) 'reverse)
8495 (gnus-summary-position-point)))
8497 (defun gnus-summary-limit-exclude-childless-dormant ()
8498 "Hide all dormant articles that have no children."
8500 (let ((data (gnus-data-list t))
8501 articles d children)
8502 ;; Find all articles that are either not dormant or have
8504 (while (setq d (pop data))
8505 (when (or (not (= (gnus-data-mark d) gnus-dormant-mark))
8507 (gnus-article-children (gnus-data-number d)))
8510 (when (memq (car children) articles)
8515 (push (gnus-data-number d) articles)))
8518 (gnus-summary-limit articles)
8519 (gnus-summary-position-point))))
8521 (defun gnus-summary-limit-mark-excluded-as-read (&optional all)
8522 "Mark all unread excluded articles as read.
8523 If ALL, mark even excluded ticked and dormants as read."
8525 (setq gnus-newsgroup-limit (sort gnus-newsgroup-limit '<))
8526 (let ((articles (gnus-sorted-ndifference
8528 (mapcar (lambda (h) (mail-header-number h))
8529 gnus-newsgroup-headers)
8531 gnus-newsgroup-limit))
8533 (setq gnus-newsgroup-unreads
8534 (gnus-sorted-intersection gnus-newsgroup-unreads
8535 gnus-newsgroup-limit))
8537 (setq gnus-newsgroup-dormant nil
8538 gnus-newsgroup-marked nil
8539 gnus-newsgroup-reads
8541 (mapcar (lambda (n) (cons n gnus-catchup-mark)) articles)
8542 gnus-newsgroup-reads))
8543 (while (setq article (pop articles))
8544 (unless (or (memq article gnus-newsgroup-dormant)
8545 (memq article gnus-newsgroup-marked))
8546 (push (cons article gnus-catchup-mark) gnus-newsgroup-reads))))))
8548 (defun gnus-summary-limit (articles &optional pop)
8550 ;; We pop the previous limit off the stack and use that.
8551 (setq articles (car gnus-newsgroup-limits)
8552 gnus-newsgroup-limits (cdr gnus-newsgroup-limits))
8553 ;; We use the new limit, so we push the old limit on the stack.
8554 (push gnus-newsgroup-limit gnus-newsgroup-limits))
8556 (setq gnus-newsgroup-limit articles)
8557 (let ((total (length gnus-newsgroup-data))
8558 (data (gnus-data-find-list (gnus-summary-article-number)))
8559 (gnus-summary-mark-below nil) ; Inhibit this.
8561 ;; This will do all the work of generating the new summary buffer
8562 ;; according to the new limit.
8563 (gnus-summary-prepare)
8564 ;; Hide any threads, possibly.
8565 (gnus-summary-maybe-hide-threads)
8566 ;; Try to return to the article you were at, or one in the
8569 ;; We try to find some article after the current one.
8571 (when (gnus-summary-goto-subject (gnus-data-number (car data)) nil t)
8574 (setq data (cdr data))))
8576 ;; If there is no data, that means that we were after the last
8577 ;; article. The same goes when we can't find any articles
8578 ;; after the current one.
8579 (goto-char (point-max))
8580 (gnus-summary-find-prev))
8581 (gnus-set-mode-line 'summary)
8582 ;; We return how many articles were removed from the summary
8583 ;; buffer as a result of the new limit.
8584 (- total (length gnus-newsgroup-data))))
8586 (defsubst gnus-invisible-cut-children (threads)
8589 (when (memq (mail-header-number (caar threads)) gnus-newsgroup-limit)
8594 (defsubst gnus-cut-thread (thread)
8595 "Go forwards in the thread until we find an article that we want to display."
8596 (when (or (eq gnus-fetch-old-headers 'some)
8597 (eq gnus-fetch-old-headers 'invisible)
8598 (numberp gnus-fetch-old-headers)
8599 (eq gnus-build-sparse-threads 'some)
8600 (eq gnus-build-sparse-threads 'more))
8601 ;; Deal with old-fetched headers and sparse threads.
8605 (gnus-summary-article-sparse-p (mail-header-number (car thread)))
8606 (gnus-summary-article-ancient-p
8607 (mail-header-number (car thread))))
8608 (if (or (<= (length (cdr thread)) 1)
8609 (eq gnus-fetch-old-headers 'invisible))
8610 (setq gnus-newsgroup-limit
8611 (delq (mail-header-number (car thread))
8612 gnus-newsgroup-limit)
8613 thread (cadr thread))
8614 (when (gnus-invisible-cut-children (cdr thread))
8615 (let ((th (cdr thread)))
8617 (if (memq (mail-header-number (caar th))
8618 gnus-newsgroup-limit)
8619 (setq thread (car th)
8621 (setq th (cdr th))))))))))
8624 (defun gnus-cut-threads (threads)
8625 "Cut off all uninteresting articles from the beginning of THREADS."
8626 (when (or (eq gnus-fetch-old-headers 'some)
8627 (eq gnus-fetch-old-headers 'invisible)
8628 (numberp gnus-fetch-old-headers)
8629 (eq gnus-build-sparse-threads 'some)
8630 (eq gnus-build-sparse-threads 'more))
8633 (setcar th (gnus-cut-thread (car th)))
8634 (setq th (cdr th)))))
8635 ;; Remove nixed out threads.
8638 (defun gnus-summary-initial-limit (&optional show-if-empty)
8639 "Figure out what the initial limit is supposed to be on group entry.
8640 This entails weeding out unwanted dormants, low-scored articles,
8641 fetch-old-headers verbiage, and so on."
8642 ;; Most groups have nothing to remove.
8643 (unless (or gnus-inhibit-limiting
8644 (and (null gnus-newsgroup-dormant)
8645 (eq gnus-newsgroup-display 'gnus-not-ignore)
8646 (not (eq gnus-fetch-old-headers 'some))
8647 (not (numberp gnus-fetch-old-headers))
8648 (not (eq gnus-fetch-old-headers 'invisible))
8649 (null gnus-summary-expunge-below)
8650 (not (eq gnus-build-sparse-threads 'some))
8651 (not (eq gnus-build-sparse-threads 'more))
8652 (null gnus-thread-expunge-below)
8653 (not gnus-use-nocem)))
8654 (push gnus-newsgroup-limit gnus-newsgroup-limits)
8655 (setq gnus-newsgroup-limit nil)
8658 (unless (car (symbol-value node))
8659 ;; These threads have no parents -- they are roots.
8660 (let ((nodes (cdr (symbol-value node)))
8663 (if (and gnus-thread-expunge-below
8664 (< (gnus-thread-total-score (car nodes))
8665 gnus-thread-expunge-below))
8666 (gnus-expunge-thread (pop nodes))
8667 (setq thread (pop nodes))
8668 (gnus-summary-limit-children thread))))))
8669 gnus-newsgroup-dependencies)
8670 ;; If this limitation resulted in an empty group, we might
8671 ;; pop the previous limit and use it instead.
8672 (when (and (not gnus-newsgroup-limit)
8674 (setq gnus-newsgroup-limit (pop gnus-newsgroup-limits)))
8675 gnus-newsgroup-limit))
8677 (defun gnus-summary-limit-children (thread)
8678 "Return 1 if this subthread is visible and 0 if it is not."
8679 ;; First we get the number of visible children to this thread. This
8680 ;; is done by recursing down the thread using this function, so this
8681 ;; will really go down to a leaf article first, before slowly
8682 ;; working its way up towards the root.
8684 (let* ((max-lisp-eval-depth (max 5000 max-lisp-eval-depth))
8687 (apply '+ (mapcar 'gnus-summary-limit-children
8690 (number (mail-header-number (car thread)))
8693 (not (memq number gnus-newsgroup-marked))
8695 ;; If this article is dormant and has absolutely no visible
8696 ;; children, then this article isn't visible.
8697 (and (memq number gnus-newsgroup-dormant)
8699 ;; If this is "fetch-old-headered" and there is no
8700 ;; visible children, then we don't want this article.
8701 (and (or (eq gnus-fetch-old-headers 'some)
8702 (numberp gnus-fetch-old-headers))
8703 (gnus-summary-article-ancient-p number)
8705 ;; If this is "fetch-old-headered" and `invisible', then
8706 ;; we don't want this article.
8707 (and (eq gnus-fetch-old-headers 'invisible)
8708 (gnus-summary-article-ancient-p number))
8709 ;; If this is a sparsely inserted article with no children,
8710 ;; we don't want it.
8711 (and (eq gnus-build-sparse-threads 'some)
8712 (gnus-summary-article-sparse-p number)
8714 ;; If we use expunging, and this article is really
8715 ;; low-scored, then we don't want this article.
8716 (when (and gnus-summary-expunge-below
8718 (or (cdr (assq number gnus-newsgroup-scored))
8719 gnus-summary-default-score))
8720 gnus-summary-expunge-below))
8721 ;; We increase the expunge-tally here, but that has
8722 ;; nothing to do with the limits, really.
8723 (incf gnus-newsgroup-expunged-tally)
8724 ;; We also mark as read here, if that's wanted.
8725 (when (and gnus-summary-mark-below
8726 (< score gnus-summary-mark-below))
8727 (setq gnus-newsgroup-unreads
8728 (delq number gnus-newsgroup-unreads))
8729 (if gnus-newsgroup-auto-expire
8730 (push number gnus-newsgroup-expirable)
8731 (push (cons number gnus-low-score-mark)
8732 gnus-newsgroup-reads)))
8734 ;; Do the `display' group parameter.
8735 (and gnus-newsgroup-display
8736 (not (funcall gnus-newsgroup-display)))
8737 ;; Check NoCeM things.
8738 (when (and gnus-use-nocem
8739 (gnus-nocem-unwanted-article-p
8740 (mail-header-id (car thread))))
8741 (setq gnus-newsgroup-unreads
8742 (delq number gnus-newsgroup-unreads))
8744 ;; Nope, invisible article.
8746 ;; Ok, this article is to be visible, so we add it to the limit
8748 (push number gnus-newsgroup-limit)
8751 (defun gnus-expunge-thread (thread)
8752 "Mark all articles in THREAD as read."
8753 (let* ((number (mail-header-number (car thread))))
8754 (incf gnus-newsgroup-expunged-tally)
8755 ;; We also mark as read here, if that's wanted.
8756 (setq gnus-newsgroup-unreads
8757 (delq number gnus-newsgroup-unreads))
8758 (if gnus-newsgroup-auto-expire
8759 (push number gnus-newsgroup-expirable)
8760 (push (cons number gnus-low-score-mark)
8761 gnus-newsgroup-reads)))
8762 ;; Go recursively through all subthreads.
8763 (mapcar 'gnus-expunge-thread (cdr thread)))
8765 ;; Summary article oriented commands
8767 (defun gnus-summary-refer-parent-article (n)
8768 "Refer parent article N times.
8769 If N is negative, go to ancestor -N instead.
8770 The difference between N and the number of articles fetched is returned."
8774 (when (not (natnump n))
8779 (setq header (gnus-summary-article-header))
8780 (if (and (eq (mail-header-number header)
8781 (cdr gnus-article-current))
8782 (equal gnus-newsgroup-name
8783 (car gnus-article-current)))
8784 ;; If we try to find the parent of the currently
8785 ;; displayed article, then we take a look at the actual
8786 ;; References header, since this is slightly more
8787 ;; reliable than the References field we got from the
8789 (with-current-buffer gnus-original-article-buffer
8790 (nnheader-narrow-to-headers)
8791 (unless (setq ref (message-fetch-field "references"))
8792 (when (setq ref (message-fetch-field "in-reply-to"))
8793 (setq ref (gnus-extract-message-id-from-in-reply-to ref))))
8796 ;; It's not the current article, so we take a bet on
8797 ;; the value we got from the server.
8798 (mail-header-references header)))
8800 (not (equal ref "")))
8801 (unless (gnus-summary-refer-article (gnus-parent-id ref skip))
8802 (gnus-message 1 "Couldn't find parent"))
8803 (gnus-message 1 "No references in article %d"
8804 (gnus-summary-article-number))
8807 (gnus-summary-position-point)
8810 (defun gnus-summary-refer-references ()
8811 "Fetch all articles mentioned in the References header.
8812 Return the number of articles fetched."
8814 (let ((ref (mail-header-references (gnus-summary-article-header)))
8815 (current (gnus-summary-article-number))
8819 (error "No References in the current article")
8820 ;; For each Message-ID in the References header...
8821 (while (string-match "<[^>]*>" ref)
8823 ;; ... fetch that article.
8824 (gnus-summary-refer-article
8825 (prog1 (match-string 0 ref)
8826 (setq ref (substring ref (match-end 0))))))
8827 (gnus-summary-goto-subject current)
8828 (gnus-summary-position-point)
8831 (defun gnus-summary-refer-thread (&optional limit)
8832 "Fetch all articles in the current thread.
8833 If LIMIT (the numerical prefix), fetch that many old headers instead
8834 of what's specified by the `gnus-refer-thread-limit' variable."
8836 (let ((id (mail-header-id (gnus-summary-article-header)))
8837 (limit (if limit (prefix-numeric-value limit)
8838 gnus-refer-thread-limit)))
8839 (unless (eq gnus-fetch-old-headers 'invisible)
8840 (gnus-message 5 "Fetching headers for %s..." gnus-newsgroup-name)
8841 ;; Retrieve the headers and read them in.
8842 (if (eq (if (numberp limit)
8843 (gnus-retrieve-headers
8845 (+ (mail-header-number
8846 (gnus-summary-article-header))
8848 gnus-newsgroup-end))
8849 gnus-newsgroup-name (* limit 2))
8850 ;; gnus-refer-thread-limit is t, i.e. fetch _all_
8852 (gnus-retrieve-headers (list gnus-newsgroup-end)
8853 gnus-newsgroup-name limit))
8855 (gnus-build-all-threads)
8856 (error "Can't fetch thread from back ends that don't support NOV"))
8857 (gnus-message 5 "Fetching headers for %s...done" gnus-newsgroup-name))
8858 (gnus-summary-limit-include-thread id)))
8860 (defun gnus-summary-refer-article (message-id)
8861 "Fetch an article specified by MESSAGE-ID."
8862 (interactive "sMessage-ID: ")
8863 (when (and (stringp message-id)
8864 (not (zerop (length message-id))))
8865 (setq message-id (gnus-replace-in-string message-id " " ""))
8866 ;; Construct the correct Message-ID if necessary.
8867 ;; Suggested by tale@pawl.rpi.edu.
8868 (unless (string-match "^<" message-id)
8869 (setq message-id (concat "<" message-id)))
8870 (unless (string-match ">$" message-id)
8871 (setq message-id (concat message-id ">")))
8872 ;; People often post MIDs from URLs, so unhex it:
8873 (unless (string-match "@" message-id)
8874 (setq message-id (gnus-url-unhex-string message-id)))
8875 (let* ((header (gnus-id-to-header message-id))
8877 (gnus-summary-article-sparse-p
8878 (mail-header-number header))
8879 (memq (mail-header-number header)
8880 gnus-newsgroup-limit)))
8883 ;; If the article is present in the buffer we just go to it.
8885 (or (not (gnus-summary-article-sparse-p
8886 (mail-header-number header)))
8889 (gnus-summary-goto-article
8890 (mail-header-number header) nil t)
8892 (gnus-summary-update-article (mail-header-number header)))))
8894 ;; We fetch the article.
8896 (dolist (gnus-override-method (gnus-refer-article-methods))
8897 (when (and (gnus-check-server gnus-override-method)
8898 ;; Fetch the header,
8899 (setq number (gnus-summary-insert-subject message-id)))
8900 ;; and display the article.
8901 (gnus-summary-select-article nil nil nil number)
8903 (gnus-message 3 "Couldn't fetch article %s" message-id)))))))
8905 (defun gnus-refer-article-methods ()
8906 "Return a list of referable methods."
8908 ;; No method, so we default to current and native.
8909 ((null gnus-refer-article-method)
8910 (list gnus-current-select-method gnus-select-method))
8912 ((eq 'current gnus-refer-article-method)
8913 (list gnus-current-select-method))
8914 ;; List of select methods.
8915 ((not (and (symbolp (car gnus-refer-article-method))
8916 (assq (car gnus-refer-article-method) nnoo-definition-alist)))
8918 (dolist (method gnus-refer-article-method)
8919 (push (if (eq 'current method)
8920 gnus-current-select-method
8924 ;; One single select method.
8926 (list gnus-refer-article-method))))
8928 (defun gnus-summary-edit-parameters ()
8929 "Edit the group parameters of the current group."
8931 (gnus-group-edit-group gnus-newsgroup-name 'params))
8933 (defun gnus-summary-customize-parameters ()
8934 "Customize the group parameters of the current group."
8936 (gnus-group-customize gnus-newsgroup-name))
8938 (defun gnus-summary-enter-digest-group (&optional force)
8939 "Enter an nndoc group based on the current article.
8940 If FORCE, force a digest interpretation. If not, try
8941 to guess what the document format is."
8943 (let ((conf gnus-current-window-configuration))
8944 (save-window-excursion
8946 (let (gnus-article-prepare-hook
8947 gnus-display-mime-function
8949 (gnus-summary-select-article))))
8950 (setq gnus-current-window-configuration conf)
8951 (let* ((name (format "%s-%d"
8952 (gnus-group-prefixed-name
8953 gnus-newsgroup-name (list 'nndoc ""))
8954 (with-current-buffer gnus-summary-buffer
8955 gnus-current-article)))
8956 (ogroup gnus-newsgroup-name)
8957 (params (append (gnus-info-params (gnus-get-info ogroup))
8958 (list (cons 'to-group ogroup))
8959 (list (cons 'parent-group ogroup))
8960 (list (cons 'save-article-group ogroup))))
8961 (case-fold-search t)
8962 (buf (current-buffer))
8964 (with-current-buffer gnus-original-article-buffer
8965 ;; Have the digest group inherit the main mail address of
8966 ;; the parent article.
8967 (when (setq to-address (or (gnus-fetch-field "reply-to")
8968 (gnus-fetch-field "from")))
8971 (list (cons 'to-address
8972 (funcall gnus-decode-encoded-address-function
8974 (setq dig (nnheader-set-temp-buffer " *gnus digest buffer*"))
8975 (insert-buffer-substring gnus-original-article-buffer)
8976 ;; Remove lines that may lead nndoc to misinterpret the
8979 (goto-char (point-min))
8980 (or (search-forward "\n\n" nil t) (point)))
8981 (goto-char (point-min))
8982 (delete-matching-lines "^Path:\\|^From ")
8985 (if (let ((gnus-newsgroup-ephemeral-charset gnus-newsgroup-charset)
8986 (gnus-newsgroup-ephemeral-ignored-charsets
8987 gnus-newsgroup-ignored-charsets))
8988 (gnus-group-read-ephemeral-group
8989 name `(nndoc ,name (nndoc-address ,(get-buffer dig))
8991 ,(if force 'mbox 'guess)))
8993 `((adapt-file . ,(gnus-score-file-name gnus-newsgroup-name
8995 ;; Make all postings to this group go to the parent group.
8996 (nconc (gnus-info-params (gnus-get-info name))
8998 ;; Couldn't select this doc group.
8999 (switch-to-buffer buf)
9000 (gnus-set-global-variables)
9001 (gnus-configure-windows 'summary)
9002 (gnus-message 3 "Article couldn't be entered?"))
9003 (kill-buffer dig)))))
9005 (defun gnus-summary-read-document (n)
9006 "Open a new group based on the current article(s).
9007 This will allow you to read digests and other similar
9008 documents as newsgroups.
9009 Obeys the standard process/prefix convention."
9011 (let* ((ogroup gnus-newsgroup-name)
9012 (params (append (gnus-info-params (gnus-get-info ogroup))
9013 (list (cons 'to-group ogroup))))
9014 group egroup groups vgroup)
9015 (dolist (article (gnus-summary-work-articles n))
9016 (setq group (format "%s-%d" gnus-newsgroup-name article))
9017 (gnus-summary-remove-process-mark article)
9018 (when (gnus-summary-display-article article)
9019 (save-excursion ;;What for?
9021 (insert-buffer-substring gnus-original-article-buffer)
9022 ;; Remove some headers that may lead nndoc to make
9024 (message-narrow-to-head)
9025 (goto-char (point-min))
9026 (delete-matching-lines "^Path:\\|^From ")
9029 (gnus-group-read-ephemeral-group
9030 group `(nndoc ,group (nndoc-address ,(current-buffer))
9031 (nndoc-article-type guess))
9034 ;; Make all postings to this group go to the parent group.
9035 (nconc (gnus-info-params (gnus-get-info egroup))
9037 (push egroup groups))
9038 ;; Couldn't select this doc group.
9039 (gnus-error 3 "Article couldn't be entered"))))))
9040 ;; Now we have selected all the documents.
9043 (error "None of the articles could be interpreted as documents"))
9044 ((gnus-group-read-ephemeral-group
9045 (setq vgroup (format
9046 "nnvirtual:%s-%s" gnus-newsgroup-name
9047 (format-time-string "%Y%m%dT%H%M%S" (current-time))))
9048 `(nnvirtual ,vgroup (nnvirtual-component-groups ,groups))
9050 (cons (current-buffer) 'summary)))
9052 (error "Couldn't select virtual nndoc group")))))
9054 (defun gnus-summary-isearch-article (&optional regexp-p)
9055 "Do incremental search forward on the current article.
9056 If REGEXP-P (the prefix) is non-nil, do regexp isearch."
9058 (gnus-summary-select-article)
9059 (gnus-configure-windows 'article)
9060 (gnus-eval-in-buffer-window gnus-article-buffer
9063 (isearch-forward regexp-p))))
9065 (defun gnus-summary-repeat-search-article-forward ()
9066 "Repeat the previous search forwards."
9068 (unless gnus-last-search-regexp
9069 (error "No previous search"))
9070 (gnus-summary-search-article-forward gnus-last-search-regexp))
9072 (defun gnus-summary-repeat-search-article-backward ()
9073 "Repeat the previous search backwards."
9075 (unless gnus-last-search-regexp
9076 (error "No previous search"))
9077 (gnus-summary-search-article-forward gnus-last-search-regexp t))
9079 (defun gnus-summary-search-article-forward (regexp &optional backward)
9080 "Search for an article containing REGEXP forward.
9081 If BACKWARD, search backward instead."
9084 (format "Search article %s (regexp%s): "
9085 (if current-prefix-arg "backward" "forward")
9086 (if gnus-last-search-regexp
9087 (concat ", default " gnus-last-search-regexp)
9089 current-prefix-arg))
9090 (if (string-equal regexp "")
9091 (setq regexp (or gnus-last-search-regexp ""))
9092 (setq gnus-last-search-regexp regexp)
9093 (setq gnus-article-before-search gnus-current-article))
9094 ;; Intentionally set gnus-last-article.
9095 (setq gnus-last-article gnus-article-before-search)
9096 (let ((gnus-last-article gnus-last-article))
9097 (if (gnus-summary-search-article regexp backward)
9098 (gnus-summary-show-thread)
9099 (signal 'search-failed (list regexp)))))
9101 (defun gnus-summary-search-article-backward (regexp)
9102 "Search for an article containing REGEXP backward."
9105 (format "Search article backward (regexp%s): "
9106 (if gnus-last-search-regexp
9107 (concat ", default " gnus-last-search-regexp)
9109 (gnus-summary-search-article-forward regexp 'backward))
9111 (defun gnus-summary-search-article (regexp &optional backward)
9112 "Search for an article containing REGEXP.
9113 Optional argument BACKWARD means do search for backward.
9114 `gnus-select-article-hook' is not called during the search."
9115 ;; We have to require this here to make sure that the following
9116 ;; dynamic binding isn't shadowed by autoloading.
9117 (require 'gnus-async)
9119 (let ((gnus-select-article-hook nil) ;Disable hook.
9120 (gnus-article-prepare-hook nil)
9121 (gnus-mark-article-hook nil) ;Inhibit marking as read.
9122 (gnus-use-article-prefetch nil)
9123 (gnus-xmas-force-redisplay nil) ;Inhibit XEmacs redisplay.
9124 (gnus-use-trees nil) ;Inhibit updating tree buffer.
9126 (gnus-keep-backlog nil)
9127 (gnus-break-pages nil)
9128 (gnus-summary-display-arrow nil)
9129 (gnus-updated-mode-lines nil)
9130 (gnus-auto-center-summary nil)
9131 (sum (current-buffer))
9132 (gnus-display-mime-function nil)
9135 (gnus-save-hidden-threads
9136 (gnus-summary-select-article)
9137 (set-buffer gnus-article-buffer)
9138 (goto-char (window-point (get-buffer-window (current-buffer))))
9142 (gnus-message 7 "Searching article: %d..." (cdr gnus-article-current))
9144 (re-search-backward regexp nil t)
9145 (re-search-forward regexp nil t))
9146 ;; We found the regexp.
9151 (get-buffer-window (current-buffer))
9155 (get-buffer-window (current-buffer))
9158 (setq point (point)))
9159 ;; We didn't find it, so we go to the next article.
9162 (while (eq found 'not)
9163 (if (not (if backward (gnus-summary-find-prev)
9164 (gnus-summary-find-next)))
9165 ;; No more articles.
9167 ;; Select the next article and adjust point.
9168 (unless (gnus-summary-article-sparse-p
9169 (gnus-summary-article-number))
9171 (gnus-summary-select-article)
9172 (set-buffer gnus-article-buffer)
9174 (goto-char (if backward (point-max) (point-min))))))))
9175 (gnus-message 7 ""))
9176 ;; Return whether we found the regexp.
9177 (when (eq found 'found)
9179 (gnus-summary-show-thread)
9180 (gnus-summary-goto-subject gnus-current-article)
9181 (gnus-summary-position-point)
9184 (defun gnus-find-matching-articles (header regexp)
9185 "Return a list of all articles that match REGEXP on HEADER.
9186 This search includes all articles in the current group that Gnus has
9187 fetched headers for, whether they are displayed or not."
9188 (let ((articles nil)
9189 ;; Can't eta-reduce because it's a macro.
9190 (func `(lambda (h) (,(intern (concat "mail-header-" header)) h)))
9191 (case-fold-search t))
9192 (dolist (header gnus-newsgroup-headers)
9193 (when (string-match regexp (funcall func header))
9194 (push (mail-header-number header) articles)))
9195 (nreverse articles)))
9197 (defun gnus-summary-find-matching (header regexp &optional backward unread
9198 not-case-fold not-matching)
9199 "Return a list of all articles that match REGEXP on HEADER.
9200 The search stars on the current article and goes forwards unless
9201 BACKWARD is non-nil. If BACKWARD is `all', do all articles.
9202 If UNREAD is non-nil, only unread articles will
9203 be taken into consideration. If NOT-CASE-FOLD, case won't be folded
9204 in the comparisons. If NOT-MATCHING, return a list of all articles that
9205 not match REGEXP on HEADER."
9206 (let ((case-fold-search (not not-case-fold))
9209 (if (eq (car header) 'extra)
9212 (or (cdr (assq ',(cdr header) (mail-header-extra h)))
9214 (error "%s is an invalid header" header))
9215 (unless (fboundp (intern (concat "mail-header-" header)))
9216 (error "%s is not a valid header" header))
9217 (setq func `(lambda (h) (,(intern (concat "mail-header-" header)) h))))
9218 (dolist (d (if (eq backward 'all)
9220 (gnus-data-find-list
9221 (gnus-summary-article-number)
9222 (gnus-data-list backward))))
9223 (when (and (or (not unread) ; We want all articles...
9224 (gnus-data-unread-p d)) ; Or just unreads.
9225 (vectorp (gnus-data-header d)) ; It's not a pseudo.
9229 (funcall func (gnus-data-header d))))
9230 (string-match regexp
9231 (funcall func (gnus-data-header d)))))
9232 (push (gnus-data-number d) articles))) ; Success!
9233 (nreverse articles)))
9235 (defun gnus-summary-execute-command (header regexp command &optional backward)
9236 "Search forward for an article whose HEADER matches REGEXP and execute COMMAND.
9237 If HEADER is an empty string (or nil), the match is done on the entire
9238 article. If BACKWARD (the prefix) is non-nil, search backward instead."
9240 (list (let ((completion-ignore-case t))
9243 (mapcar (lambda (header) (list (format "%s" header)))
9245 '("Number" "Subject" "From" "Lines" "Date"
9246 "Message-ID" "Xref" "References" "Body")
9247 gnus-extra-headers))
9248 nil 'require-match))
9249 (read-string "Regexp: ")
9250 (read-key-sequence "Command: ")
9251 current-prefix-arg))
9252 (when (equal header "Body")
9254 ;; Hidden thread subtrees must be searched as well.
9255 (gnus-summary-show-all-threads)
9256 ;; We don't want to change current point nor window configuration.
9258 (save-window-excursion
9260 gnus-treat-strip-trailing-blank-lines
9261 gnus-treat-strip-leading-blank-lines
9262 gnus-treat-strip-multiple-blank-lines
9263 gnus-treat-hide-boring-headers
9264 gnus-treat-fold-newsgroups
9265 gnus-article-prepare-hook)
9266 (gnus-message 6 "Executing %s..." (key-description command))
9267 ;; We'd like to execute COMMAND interactively so as to give arguments.
9268 (gnus-execute header regexp
9269 `(call-interactively ',(key-binding command))
9271 (gnus-message 6 "Executing %s...done" (key-description command))))))
9273 (defun gnus-summary-beginning-of-article ()
9274 "Scroll the article back to the beginning."
9276 (gnus-summary-select-article)
9277 (gnus-configure-windows 'article)
9278 (gnus-eval-in-buffer-window gnus-article-buffer
9280 (goto-char (point-min))
9281 (when gnus-break-pages
9282 (gnus-narrow-to-page))))
9284 (defun gnus-summary-end-of-article ()
9285 "Scroll to the end of the article."
9287 (gnus-summary-select-article)
9288 (gnus-configure-windows 'article)
9289 (gnus-eval-in-buffer-window gnus-article-buffer
9291 (goto-char (point-max))
9293 (when gnus-break-pages
9294 (gnus-narrow-to-page))))
9296 (defun gnus-summary-print-truncate-and-quote (string &optional len)
9297 "Truncate to LEN and quote all \"(\"'s in STRING."
9298 (gnus-replace-in-string (if (and len (> (length string) len))
9299 (substring string 0 len)
9303 (defun gnus-summary-print-article (&optional filename n)
9304 "Generate and print a PostScript image of the process-marked (mail) articles.
9306 If used interactively, print the current article if none are
9307 process-marked. With prefix arg, prompt the user for the name of the
9310 When used from Lisp, accept two optional args FILENAME and N. N means
9311 to print the next N articles. If N is negative, print the N previous
9312 articles. If N is nil and articles have been marked with the process
9313 mark, print these instead.
9315 If the optional first argument FILENAME is nil, send the image to the
9316 printer. If FILENAME is a string, save the PostScript image in a file with
9317 that name. If FILENAME is a number, prompt the user for the name of the file
9319 (interactive (list (ps-print-preprint current-prefix-arg)))
9320 (dolist (article (gnus-summary-work-articles n))
9321 (gnus-summary-select-article nil nil 'pseudo article)
9322 (gnus-eval-in-buffer-window gnus-article-buffer
9323 (gnus-print-buffer))
9324 (gnus-summary-remove-process-mark article))
9325 (ps-despool filename))
9327 (defun gnus-print-buffer ()
9328 (let ((buffer (generate-new-buffer " *print*")))
9331 (copy-to-buffer buffer (point-min) (point-max))
9333 (gnus-remove-text-with-property 'gnus-decoration)
9334 (when (gnus-visual-p 'article-highlight 'highlight)
9335 ;; Copy-to-buffer doesn't copy overlay. So redo
9337 (let ((gnus-article-buffer buffer))
9338 (gnus-article-highlight-citation t)
9339 (gnus-article-highlight-signature)
9340 (gnus-article-emphasize)
9341 (gnus-article-delete-invisible-text)))
9342 (let ((ps-left-header
9345 (gnus-summary-print-truncate-and-quote
9346 (mail-header-subject gnus-current-headers)
9349 (gnus-summary-print-truncate-and-quote
9350 (mail-header-from gnus-current-headers)
9354 "/pagenumberstring load"
9356 (mail-header-date gnus-current-headers) ")"))))
9357 (gnus-run-hooks 'gnus-ps-print-hook)
9359 (if ps-print-color-p
9360 (ps-spool-buffer-with-faces)
9361 (ps-spool-buffer)))))
9362 (kill-buffer buffer))))
9364 (defun gnus-summary-show-article (&optional arg)
9365 "Force redisplaying of the current article.
9366 If ARG (the prefix) is a number, show the article with the charset
9367 defined in `gnus-summary-show-article-charset-alist', or the charset
9369 If ARG (the prefix) is non-nil and not a number, show the raw article
9370 without any article massaging functions being run. Normally, the key
9371 strokes are `C-u g'."
9375 (gnus-summary-show-article t)
9376 (let ((gnus-newsgroup-charset
9377 (or (cdr (assq arg gnus-summary-show-article-charset-alist))
9378 (mm-read-coding-system
9379 "View as charset: " ;; actually it is coding system.
9380 (with-current-buffer gnus-article-buffer
9381 (mm-detect-coding-region (point) (point-max))))))
9382 (gnus-newsgroup-ignored-charsets 'gnus-all))
9383 (gnus-summary-select-article nil 'force)
9384 (let ((deps gnus-newsgroup-dependencies)
9386 (with-current-buffer gnus-original-article-buffer
9388 (message-narrow-to-head)
9389 (setq head (buffer-string))
9390 (goto-char (point-min))
9391 (unless (re-search-forward "^lines:[ \t]\\([0-9]+\\)" nil t)
9392 (goto-char (point-max))
9394 (setq lines (1- (count-lines (point) (point-max))))))
9396 (insert (format "211 %d Article retrieved.\n"
9397 (cdr gnus-article-current)))
9399 (if lines (insert (format "Lines: %d\n" lines)))
9401 (let ((nntp-server-buffer (current-buffer)))
9402 (setq header (car (gnus-get-newsgroup-headers deps t))))))
9403 (gnus-data-set-header
9404 (gnus-data-find (cdr gnus-article-current))
9406 (gnus-summary-update-article-line
9407 (cdr gnus-article-current) header)
9408 (when (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
9409 (gnus-summary-update-secondary-mark (cdr gnus-article-current))))))
9411 ;; Select the article the normal way.
9412 (gnus-summary-select-article nil 'force))
9414 ;; We have to require this here to make sure that the following
9415 ;; dynamic binding isn't shadowed by autoloading.
9416 (require 'gnus-async)
9418 ;; Bind the article treatment functions to nil.
9419 (let ((gnus-have-all-headers t)
9420 gnus-article-prepare-hook
9421 gnus-article-decode-hook
9422 gnus-display-mime-function
9424 ;; Destroy any MIME parts.
9425 (when (gnus-buffer-live-p gnus-article-buffer)
9426 (with-current-buffer gnus-article-buffer
9427 (mm-destroy-parts gnus-article-mime-handles)
9428 ;; Set it to nil for safety reason.
9429 (setq gnus-article-mime-handle-alist nil)
9430 (setq gnus-article-mime-handles nil)))
9431 (gnus-summary-select-article nil 'force))))
9432 (gnus-summary-goto-subject gnus-current-article)
9433 (gnus-summary-position-point))
9435 (defun gnus-summary-show-raw-article ()
9436 "Show the raw article without any article massaging functions being run."
9438 (gnus-summary-show-article t))
9440 (defun gnus-summary-verbose-headers (&optional arg)
9441 "Toggle permanent full header display.
9442 If ARG is a positive number, turn header display on.
9443 If ARG is a negative number, turn header display off."
9445 (setq gnus-show-all-headers
9446 (cond ((or (not (numberp arg))
9448 (not gnus-show-all-headers))
9451 (gnus-summary-show-article))
9453 (defun gnus-summary-toggle-header (&optional arg)
9454 "Show the headers if they are hidden, or hide them if they are shown.
9455 If ARG is a positive number, show the entire header.
9456 If ARG is a negative number, hide the unwanted header lines."
9458 (let ((window (and (gnus-buffer-live-p gnus-article-buffer)
9459 (get-buffer-window gnus-article-buffer t))))
9460 (with-current-buffer gnus-article-buffer
9462 (article-narrow-to-head)
9463 (let* ((inhibit-read-only t)
9464 (inhibit-point-motion-hooks t)
9465 (hidden (if (numberp arg)
9467 (or (not (looking-at "[^ \t\n]+:"))
9468 (gnus-article-hidden-text-p 'headers))))
9470 (delete-region (point-min) (point-max))
9471 (with-current-buffer gnus-original-article-buffer
9472 (goto-char (setq s (point-min)))
9473 (setq e (if (search-forward "\n\n" nil t)
9476 (insert-buffer-substring gnus-original-article-buffer s e)
9477 (run-hooks 'gnus-article-decode-hook)
9479 (let ((gnus-treat-hide-headers nil)
9480 (gnus-treat-hide-boring-headers nil))
9481 (gnus-delete-wash-type 'headers)
9482 (gnus-treat-article 'head))
9483 (gnus-treat-article 'head))
9486 (set-window-start window (goto-char (point-min))))
9487 (if gnus-break-pages
9488 (gnus-narrow-to-page)
9489 (when (gnus-visual-p 'page-marker)
9490 (let ((inhibit-read-only t))
9491 (gnus-remove-text-with-property 'gnus-prev)
9492 (gnus-remove-text-with-property 'gnus-next))))
9493 (gnus-set-mode-line 'article)))))
9495 (defun gnus-summary-show-all-headers ()
9496 "Make all header lines visible."
9498 (gnus-summary-toggle-header 1))
9500 (defun gnus-summary-caesar-message (&optional arg)
9501 "Caesar rotate the current article by 13.
9502 With a non-numerical prefix, also rotate headers. A numerical
9503 prefix specifies how many places to rotate each letter forward."
9505 (gnus-summary-select-article)
9506 (let ((mail-header-separator ""))
9507 (gnus-eval-in-buffer-window gnus-article-buffer
9510 (let ((start (window-start))
9511 (inhibit-read-only t))
9512 (if (equal arg '(4))
9513 (message-caesar-buffer-body nil t)
9514 (message-caesar-buffer-body arg))
9515 (set-window-start (get-buffer-window (current-buffer)) start)))))
9516 ;; Create buttons and stuff...
9517 (gnus-treat-article nil))
9519 (declare-function idna-to-unicode "ext:idna" (str))
9521 (defun gnus-summary-idna-message (&optional arg)
9522 "Decode IDNA encoded domain names in the current articles.
9523 IDNA encoded domain names looks like `xn--bar'. If a string
9524 remain unencoded after running this function, it is likely an
9525 invalid IDNA string (`xn--bar' is invalid).
9527 You must have GNU Libidn (`http://www.gnu.org/software/libidn/')
9528 installed for this command to work."
9530 (if (not (and (condition-case nil (require 'idna)
9532 (mm-coding-system-p 'utf-8)
9533 (executable-find (symbol-value 'idna-program))))
9535 5 "GNU Libidn not installed properly (`idn' or `idna.el' missing)")
9536 (gnus-summary-select-article)
9537 (let ((mail-header-separator ""))
9538 (gnus-eval-in-buffer-window gnus-article-buffer
9541 (let ((start (window-start))
9543 (while (re-search-forward "\\(xn--[-0-9a-z]+\\)" nil t)
9544 (replace-match (idna-to-unicode (match-string 1))))
9545 (set-window-start (get-buffer-window (current-buffer)) start)))))))
9547 (defun gnus-summary-morse-message (&optional arg)
9548 "Morse decode the current article."
9550 (gnus-summary-select-article)
9551 (let ((mail-header-separator ""))
9552 (gnus-eval-in-buffer-window gnus-article-buffer
9556 (let ((pos (window-start))
9557 (inhibit-read-only t))
9558 (goto-char (point-min))
9559 (when (message-goto-body)
9560 (gnus-narrow-to-body))
9561 (goto-char (point-min))
9562 (while (search-forward "·" (point-max) t)
9563 (replace-match "."))
9564 (unmorse-region (point-min) (point-max))
9566 (set-window-start (get-buffer-window (current-buffer)) pos)))))))
9568 (defun gnus-summary-stop-page-breaking ()
9569 "Stop page breaking in the current article."
9571 (gnus-summary-select-article)
9572 (gnus-eval-in-buffer-window gnus-article-buffer
9574 (when (gnus-visual-p 'page-marker)
9575 (let ((inhibit-read-only t))
9576 (gnus-remove-text-with-property 'gnus-prev)
9577 (gnus-remove-text-with-property 'gnus-next))
9578 (setq gnus-page-broken nil))))
9580 (defun gnus-summary-move-article (&optional n to-newsgroup
9581 select-method action)
9582 "Move the current article to a different newsgroup.
9583 If N is a positive number, move the N next articles.
9584 If N is a negative number, move the N previous articles.
9585 If N is nil and any articles have been marked with the process mark,
9586 move those articles instead.
9587 If TO-NEWSGROUP is string, do not prompt for a newsgroup to move to.
9588 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
9589 re-spool using this method.
9591 When called interactively with TO-NEWSGROUP being nil, the value of
9592 the variable `gnus-move-split-methods' is used for finding a default
9593 for the target newsgroup.
9595 For this function to work, both the current newsgroup and the
9596 newsgroup that you want to move to have to support the `request-move'
9597 and `request-accept' functions.
9599 ACTION can be either `move' (the default), `crosspost' or `copy'."
9602 (setq action 'move))
9603 ;; Check whether the source group supports the required functions.
9604 (cond ((and (eq action 'move)
9605 (not (gnus-check-backend-function
9606 'request-move-article gnus-newsgroup-name)))
9607 (error "The current group does not support article moving"))
9608 ((and (eq action 'crosspost)
9609 (not (gnus-check-backend-function
9610 'request-replace-article gnus-newsgroup-name)))
9611 (error "The current group does not support article editing")))
9612 (let ((articles (gnus-summary-work-articles n))
9613 (prefix (if (gnus-check-backend-function
9614 'request-move-article gnus-newsgroup-name)
9615 (funcall gnus-move-group-prefix-function
9616 gnus-newsgroup-name)
9618 (names '((move "Move" "Moving")
9619 (copy "Copy" "Copying")
9620 (crosspost "Crosspost" "Crossposting")))
9621 (copy-buf (save-excursion
9622 (nnheader-set-temp-buffer " *copy article*")))
9623 art-group to-method new-xref article to-groups
9624 articles-to-update-marks encoded)
9625 (unless (assq action names)
9626 (error "Unknown action %s" action))
9627 ;; Read the newsgroup name.
9628 (when (and (not to-newsgroup)
9629 (not select-method))
9630 (if (and gnus-move-split-methods
9632 (and (memq gnus-current-article articles)
9633 (gnus-buffer-live-p gnus-original-article-buffer))))
9634 ;; When `gnus-move-split-methods' is non-nil, we have to
9635 ;; select an article to give `gnus-read-move-group-name' an
9636 ;; opportunity to suggest an appropriate default. However,
9637 ;; we needn't render or mark the article.
9638 (let ((gnus-display-mime-function nil)
9639 (gnus-article-prepare-hook nil)
9640 (gnus-mark-article-hook nil))
9641 (gnus-summary-select-article nil nil nil (car articles))))
9642 (setq to-newsgroup (gnus-read-move-group-name
9643 (cadr (assq action names))
9645 (intern (format "gnus-current-%s-group" action)))
9647 encoded to-newsgroup
9648 to-method (gnus-server-to-method (gnus-group-method to-newsgroup)))
9649 (set (intern (format "gnus-current-%s-group" action))
9650 (mm-decode-coding-string
9652 (gnus-group-name-charset to-method to-newsgroup))))
9654 (setq to-method (or select-method
9655 (gnus-server-to-method
9656 (gnus-group-method to-newsgroup)))))
9660 (mm-encode-coding-string
9662 (gnus-group-name-charset to-method to-newsgroup)))))
9663 ;; Check the method we are to move this article to...
9664 (unless (gnus-check-backend-function
9665 'request-accept-article (car to-method))
9666 (error "%s does not support article copying" (car to-method)))
9667 (unless (gnus-check-server to-method)
9668 (error "Can't open server %s" (car to-method)))
9669 (gnus-message 6 "%s to %s: %s..."
9670 (caddr (assq action names))
9671 (or (car select-method)
9672 (gnus-group-decoded-name to-newsgroup))
9675 (setq article (pop articles))
9679 ;; Move the article.
9681 ;; Remove this article from future suppression.
9682 (gnus-dup-unsuppress-article article)
9683 (let* ((from-method (gnus-find-method-for-group
9684 gnus-newsgroup-name))
9685 (to-method (or select-method
9686 (gnus-find-method-for-group to-newsgroup)))
9687 (move-is-internal (gnus-method-equal from-method to-method)))
9688 (gnus-request-move-article
9689 article ; Article to move
9690 gnus-newsgroup-name ; From newsgroup
9691 (nth 1 (gnus-find-method-for-group
9692 gnus-newsgroup-name)) ; Server
9693 (list 'gnus-request-accept-article
9694 to-newsgroup (list 'quote select-method)
9695 (not articles) t) ; Accept form
9696 (not articles) ; Only save nov last time
9697 move-is-internal))) ; is this move internal?
9698 ;; Copy the article.
9700 (with-current-buffer copy-buf
9701 (when (gnus-request-article-this-buffer article gnus-newsgroup-name)
9703 (nnheader-narrow-to-headers)
9704 (dolist (hdr gnus-copy-article-ignored-headers)
9705 (message-remove-header hdr t)))
9706 (gnus-request-accept-article
9707 to-newsgroup select-method (not articles) t))))
9708 ;; Crosspost the article.
9709 ((eq action 'crosspost)
9710 (let ((xref (message-tokenize-header
9711 (mail-header-xref (gnus-summary-article-header article))
9713 (setq new-xref (concat (gnus-group-real-name gnus-newsgroup-name)
9714 ":" (number-to-string article)))
9716 (setq xref (list (system-name))))
9719 (mapconcat 'identity
9720 (delete "Xref:" (delete new-xref xref))
9723 (with-current-buffer copy-buf
9724 ;; First put the article in the destination group.
9725 (gnus-request-article-this-buffer article gnus-newsgroup-name)
9726 (when (consp (setq art-group
9727 (gnus-request-accept-article
9728 to-newsgroup select-method (not articles) t)))
9729 (setq new-xref (concat new-xref " " (car art-group)
9731 (number-to-string (cdr art-group))))
9732 ;; Now we have the new Xrefs header, so we insert
9733 ;; it and replace the new article.
9734 (nnheader-replace-header "Xref" new-xref)
9735 (gnus-request-replace-article
9736 (cdr art-group) to-newsgroup (current-buffer) t)
9740 (gnus-message 1 "Couldn't %s article %s: %s"
9741 (cadr (assq action names)) article
9742 (nnheader-get-report (car to-method))))
9743 ((eq art-group 'junk)
9744 (when (eq action 'move)
9745 (gnus-summary-mark-article article gnus-canceled-mark)
9746 (gnus-message 4 "Deleted article %s" article)
9747 ;; run the delete hook
9748 (run-hook-with-args 'gnus-summary-article-delete-hook
9751 (assoc article (gnus-data-list nil)))
9752 gnus-newsgroup-name nil
9755 (let* ((pto-group (gnus-group-prefixed-name
9756 (car art-group) to-method))
9757 (info (gnus-get-info pto-group))
9758 (to-group (gnus-info-group info))
9760 ;; Update the group that has been moved to.
9762 (memq action '(move copy)))
9763 (unless (member to-group to-groups)
9764 (push to-group to-groups))
9766 (unless (memq article gnus-newsgroup-unreads)
9767 (push 'read to-marks)
9769 info (gnus-add-to-range (gnus-info-read info)
9770 (list (cdr art-group)))))
9772 ;; See whether the article is to be put in the cache.
9773 (let* ((expirable (gnus-group-auto-expirable-p to-group))
9774 (marks (if expirable
9775 gnus-article-mark-lists
9776 (delete '(expirable . expire)
9777 (copy-sequence gnus-article-mark-lists))))
9778 (to-article (cdr art-group)))
9780 ;; Enter the article into the cache in the new group,
9781 ;; if that is required.
9782 (when gnus-use-cache
9783 (gnus-cache-possibly-enter-article
9785 (memq article gnus-newsgroup-marked)
9786 (memq article gnus-newsgroup-dormant)
9787 (memq article gnus-newsgroup-unreads)))
9789 (when gnus-preserve-marks
9790 ;; Copy any marks over to the new group.
9791 (when (and (equal to-group gnus-newsgroup-name)
9792 (not (memq article gnus-newsgroup-unreads)))
9793 ;; Mark this article as read in this group.
9794 (push (cons to-article gnus-read-mark) gnus-newsgroup-reads)
9795 (setcdr (gnus-active to-group) to-article)
9796 (setcdr gnus-newsgroup-active to-article))
9799 (when (eq (gnus-article-mark-to-type (cdar marks)) 'list)
9800 (when (memq article (symbol-value
9801 (intern (format "gnus-newsgroup-%s"
9803 (push (cdar marks) to-marks)
9804 ;; If the other group is the same as this group,
9805 ;; then we have to add the mark to the list.
9806 (when (equal to-group gnus-newsgroup-name)
9807 (set (intern (format "gnus-newsgroup-%s" (caar marks)))
9810 (intern (format "gnus-newsgroup-%s"
9812 ;; Copy the marks to other group.
9813 (gnus-add-marked-articles
9814 to-group (cdar marks) (list to-article) info)))
9815 (setq marks (cdr marks)))
9817 (when (and expirable
9818 gnus-mark-copied-or-moved-articles-as-expirable
9819 (not (memq 'expire to-marks)))
9820 ;; Mark this article as expirable.
9821 (push 'expire to-marks)
9822 (when (equal to-group gnus-newsgroup-name)
9823 (push to-article gnus-newsgroup-expirable))
9824 ;; Copy the expirable mark to other group.
9825 (gnus-add-marked-articles
9826 to-group 'expire (list to-article) info))
9828 (gnus-request-set-mark
9829 to-group (list (list (list to-article) 'add to-marks))))
9832 (concat "(gnus-group-set-info '"
9833 (gnus-prin1-to-string (gnus-get-info to-group))
9836 ;; Update the Xref header in this article to point to
9837 ;; the new crossposted article we have just created.
9838 (when (eq action 'crosspost)
9839 (with-current-buffer copy-buf
9840 (gnus-request-article-this-buffer article gnus-newsgroup-name)
9841 (nnheader-replace-header "Xref" new-xref)
9842 (gnus-request-replace-article
9843 article gnus-newsgroup-name (current-buffer) t)))
9845 ;; run the move/copy/crosspost/respool hook
9846 (run-hook-with-args 'gnus-summary-article-move-hook
9849 (assoc article (gnus-data-list nil)))
9854 ;;;!!!Why is this necessary?
9855 (set-buffer gnus-summary-buffer)
9857 (gnus-summary-goto-subject article)
9858 (when (eq action 'move)
9859 (gnus-summary-mark-article article gnus-canceled-mark))))
9860 (push article articles-to-update-marks))
9862 (apply 'gnus-summary-remove-process-mark articles-to-update-marks)
9863 ;; Re-activate all groups that have been moved to.
9864 (with-current-buffer gnus-group-buffer
9865 (let ((gnus-group-marked to-groups))
9866 (gnus-group-get-new-news-this-group nil t)))
9868 (gnus-kill-buffer copy-buf)
9869 (gnus-summary-position-point)
9870 (gnus-set-mode-line 'summary)))
9872 (defun gnus-summary-copy-article (&optional n to-newsgroup select-method)
9873 "Copy the current article to some other group.
9874 If TO-NEWSGROUP is string, do not prompt for a newsgroup to copy to.
9875 When called interactively, if TO-NEWSGROUP is nil, use the value of
9876 the variable `gnus-move-split-methods' for finding a default target
9878 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
9879 re-spool using this method."
9881 (gnus-summary-move-article n to-newsgroup select-method 'copy))
9883 (defun gnus-summary-crosspost-article (&optional n)
9884 "Crosspost the current article to some other group."
9886 (gnus-summary-move-article n nil nil 'crosspost))
9888 (defcustom gnus-summary-respool-default-method nil
9889 "Default method type for respooling an article.
9890 If nil, use to the current newsgroup method."
9892 :group 'gnus-summary-mail)
9894 (defun gnus-summary-respool-article (&optional n method)
9895 "Respool the current article.
9896 The article will be squeezed through the mail spooling process again,
9897 which means that it will be put in some mail newsgroup or other
9898 depending on `nnmail-split-methods'.
9899 If N is a positive number, respool the N next articles.
9900 If N is a negative number, respool the N previous articles.
9901 If N is nil and any articles have been marked with the process mark,
9902 respool those articles instead.
9904 Respooling can be done both from mail groups and \"real\" newsgroups.
9905 In the former case, the articles in question will be moved from the
9906 current group into whatever groups they are destined to. In the
9907 latter case, they will be copied into the relevant groups."
9909 (list current-prefix-arg
9910 (let* ((methods (gnus-methods-using 'respool))
9912 (symbol-name (or gnus-summary-respool-default-method
9913 (car (gnus-find-method-for-group
9914 gnus-newsgroup-name)))))
9916 (gnus-completing-read-with-default
9917 methname "Backend to use when respooling"
9918 methods nil t nil 'gnus-mail-method-history))
9921 ((zerop (length (setq ms (gnus-servers-using-backend
9923 (list (intern method) ""))
9927 (let ((ms-alist (mapcar (lambda (m) (cons (cadr m) m)) ms)))
9928 (cdr (assoc (completing-read "Server name: " ms-alist nil t)
9931 (error "No method given for respooling"))
9932 (if (assoc (symbol-name
9933 (car (gnus-find-method-for-group gnus-newsgroup-name)))
9934 (gnus-methods-using 'respool))
9935 (gnus-summary-move-article n nil method)
9936 (gnus-summary-copy-article n nil method)))
9938 (defun gnus-summary-import-article (file &optional edit)
9939 "Import an arbitrary file into a mail newsgroup."
9940 (interactive "fImport file: \nP")
9941 (let ((group gnus-newsgroup-name)
9942 (now (current-time))
9943 atts lines group-art)
9944 (unless (gnus-check-backend-function 'request-accept-article group)
9945 (error "%s does not support article importing" group))
9946 (or (file-readable-p file)
9947 (not (file-regular-p file))
9948 (error "Can't read %s" file))
9949 (with-current-buffer (gnus-get-buffer-create " *import file*")
9951 (nnheader-insert-file-contents file)
9952 (goto-char (point-min))
9953 (if (nnheader-article-p)
9955 (goto-char (point-min))
9956 (search-forward "\n\n" nil t)
9957 (narrow-to-region (point-min) (1- (point)))
9958 (goto-char (point-min))
9959 (unless (re-search-forward "^date:" nil t)
9960 (goto-char (point-max))
9961 (insert "Date: " (message-make-date (nth 5 atts)) "\n")))
9962 ;; This doesn't look like an article, so we fudge some headers.
9963 (setq atts (file-attributes file)
9964 lines (count-lines (point-min) (point-max)))
9965 (insert "From: " (read-string "From: ") "\n"
9966 "Subject: " (read-string "Subject: ") "\n"
9967 "Date: " (message-make-date (nth 5 atts)) "\n"
9968 "Message-ID: " (message-make-message-id) "\n"
9969 "Lines: " (int-to-string lines) "\n"
9970 "Chars: " (int-to-string (nth 7 atts)) "\n\n"))
9971 (setq group-art (gnus-request-accept-article group nil t))
9972 (kill-buffer (current-buffer)))
9973 (setq gnus-newsgroup-active (gnus-activate-group group))
9975 (gnus-summary-goto-article (cdr group-art) nil t)
9977 (gnus-summary-edit-article))))
9979 (defun gnus-summary-create-article ()
9980 "Create an article in a mail newsgroup."
9982 (let ((group gnus-newsgroup-name)
9983 (now (current-time))
9985 (unless (gnus-check-backend-function 'request-accept-article group)
9986 (error "%s does not support article importing" group))
9987 (with-current-buffer (gnus-get-buffer-create " *import file*")
9989 (goto-char (point-min))
9990 ;; This doesn't look like an article, so we fudge some headers.
9991 (insert "From: " (read-string "From: ") "\n"
9992 "Subject: " (read-string "Subject: ") "\n"
9993 "Date: " (message-make-date now) "\n"
9994 "Message-ID: " (message-make-message-id) "\n")
9995 (setq group-art (gnus-request-accept-article group nil t))
9996 (kill-buffer (current-buffer)))
9997 (setq gnus-newsgroup-active (gnus-activate-group group))
9999 (gnus-summary-goto-article (cdr group-art) nil t)
10000 (gnus-summary-edit-article)))
10002 (defun gnus-summary-article-posted-p ()
10003 "Say whether the current (mail) article is available from news as well.
10004 This will be the case if the article has both been mailed and posted."
10006 (let ((id (mail-header-references (gnus-summary-article-header)))
10007 (gnus-override-method (car (gnus-refer-article-methods))))
10008 (if (gnus-request-head id "")
10009 (gnus-message 2 "The current message was found on %s"
10010 gnus-override-method)
10011 (gnus-message 2 "The current message couldn't be found on %s"
10012 gnus-override-method)
10015 (defun gnus-summary-expire-articles (&optional now)
10016 "Expire all articles that are marked as expirable in the current group."
10018 (when (and (not gnus-group-is-exiting-without-update-p)
10019 (gnus-check-backend-function
10020 'request-expire-articles gnus-newsgroup-name))
10021 ;; This backend supports expiry.
10022 (let* ((total (gnus-group-total-expirable-p gnus-newsgroup-name))
10023 (expirable (if total
10025 ;; We need to update the info for
10026 ;; this group for `gnus-list-of-read-articles'
10027 ;; to give us the right answer.
10028 (gnus-run-hooks 'gnus-exit-group-hook)
10029 (gnus-summary-update-info)
10030 (gnus-list-of-read-articles gnus-newsgroup-name))
10031 (setq gnus-newsgroup-expirable
10032 (sort gnus-newsgroup-expirable '<))))
10033 (expiry-wait (if now 'immediate
10034 (gnus-group-find-parameter
10035 gnus-newsgroup-name 'expiry-wait)))
10036 (nnmail-expiry-target
10037 (or (gnus-group-find-parameter gnus-newsgroup-name 'expiry-target)
10038 nnmail-expiry-target))
10041 ;; There are expirable articles in this group, so we run them
10042 ;; through the expiry process.
10043 (gnus-message 6 "Expiring articles...")
10044 (unless (gnus-check-group gnus-newsgroup-name)
10045 (error "Can't open server for %s" gnus-newsgroup-name))
10046 ;; The list of articles that weren't expired is returned.
10049 (let ((nnmail-expiry-wait-function nil)
10050 (nnmail-expiry-wait expiry-wait))
10051 (setq es (gnus-request-expire-articles
10052 expirable gnus-newsgroup-name)))
10053 (setq es (gnus-request-expire-articles
10054 expirable gnus-newsgroup-name)))
10056 (setq gnus-newsgroup-expirable es))
10057 ;; We go through the old list of expirable, and mark all
10058 ;; really expired articles as nonexistent.
10059 (unless (eq es expirable) ;If nothing was expired, we don't mark.
10060 (let ((gnus-use-cache nil))
10061 (dolist (article expirable)
10062 (when (and (not (memq article es))
10063 (gnus-data-find article))
10064 (gnus-summary-mark-article article gnus-canceled-mark)
10065 (run-hook-with-args 'gnus-summary-article-expire-hook
10068 (assoc article (gnus-data-list nil)))
10069 gnus-newsgroup-name
10072 (gnus-message 6 "Expiring articles...done")))))
10074 (defun gnus-summary-expire-articles-now ()
10075 "Expunge all expirable articles in the current group.
10076 This means that *all* articles that are marked as expirable will be
10077 deleted forever, right now."
10079 (or gnus-expert-user
10081 "Are you really, really sure you want to delete all expirable messages? ")
10083 (gnus-summary-expire-articles t))
10085 ;; Suggested by Jack Vinson <vinson@unagi.cis.upenn.edu>.
10086 (defun gnus-summary-delete-article (&optional n)
10087 "Delete the N next (mail) articles.
10088 This command actually deletes articles. This is not a marking
10089 command. The article will disappear forever from your life, never to
10092 If N is negative, delete backwards.
10093 If N is nil and articles have been marked with the process mark,
10094 delete these instead.
10096 If `gnus-novice-user' is non-nil you will be asked for
10097 confirmation before the articles are deleted."
10099 (unless (gnus-check-backend-function 'request-expire-articles
10100 gnus-newsgroup-name)
10101 (error "The current newsgroup does not support article deletion"))
10102 (unless (gnus-check-server (gnus-find-method-for-group gnus-newsgroup-name))
10103 (error "Couldn't open server"))
10104 ;; Compute the list of articles to delete.
10105 (let ((articles (sort (copy-sequence (gnus-summary-work-articles n)) '<))
10106 (nnmail-expiry-target 'delete)
10108 (if (and gnus-novice-user
10109 (not (gnus-yes-or-no-p
10110 (format "Do you really want to delete %s forever? "
10111 (if (> (length articles) 1)
10112 (format "these %s articles" (length articles))
10113 "this article")))))
10115 ;; Delete the articles.
10116 (setq not-deleted (gnus-request-expire-articles
10117 articles gnus-newsgroup-name 'force))
10119 (gnus-summary-remove-process-mark (car articles))
10120 ;; The backend might not have been able to delete the article
10122 (unless (memq (car articles) not-deleted)
10123 (gnus-summary-mark-article (car articles) gnus-canceled-mark))
10124 (let* ((article (car articles))
10125 (ghead (gnus-data-header
10126 (assoc article (gnus-data-list nil)))))
10127 (run-hook-with-args 'gnus-summary-article-delete-hook
10128 'delete ghead gnus-newsgroup-name nil
10130 (setq articles (cdr articles)))
10132 (gnus-message 4 "Couldn't delete articles %s" not-deleted)))
10133 (gnus-summary-position-point)
10134 (gnus-set-mode-line 'summary)
10137 (defun gnus-summary-edit-article (&optional arg)
10138 "Edit the current article.
10139 This will have permanent effect only in mail groups.
10140 If ARG is nil, edit the decoded articles.
10141 If ARG is 1, edit the raw articles.
10142 If ARG is 2, edit the raw articles even in read-only groups.
10143 If ARG is 3, edit the articles with the current handles.
10144 Otherwise, allow editing of articles even in read-only
10147 (let (force raw current-handles)
10156 (setq current-handles
10157 (and (gnus-buffer-live-p gnus-article-buffer)
10158 (with-current-buffer gnus-article-buffer
10160 gnus-article-mime-handles
10161 (setq gnus-article-mime-handles nil))))))
10164 (when (and raw (not force)
10165 (member gnus-newsgroup-name '("nndraft:delayed"
10168 (error "Can't edit the raw article in group %s"
10169 gnus-newsgroup-name))
10170 (with-current-buffer gnus-summary-buffer
10171 (let ((mail-parse-charset gnus-newsgroup-charset)
10172 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets))
10173 (gnus-set-global-variables)
10174 (when (and (not force)
10175 (gnus-group-read-only-p))
10176 (error "The current newsgroup does not support article editing"))
10177 (gnus-summary-show-article t)
10178 (when (and (not raw) (gnus-buffer-live-p gnus-article-buffer))
10179 (with-current-buffer gnus-article-buffer
10180 (mm-enable-multibyte)))
10181 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
10183 (gnus-article-edit-article
10186 (let ((mbl mml-buffer-list))
10187 (setq mml-buffer-list nil)
10188 (let ((rfc2047-quote-decoded-words-containing-tspecials t))
10189 (mime-to-mml ,'current-handles))
10190 (let ((mbl1 mml-buffer-list))
10191 (setq mml-buffer-list mbl)
10192 (set (make-local-variable 'mml-buffer-list) mbl1))
10193 (gnus-make-local-hook 'kill-buffer-hook)
10194 (add-hook 'kill-buffer-hook 'mml-destroy-buffers t t))))
10195 `(lambda (no-highlight)
10196 (let ((mail-parse-charset ',gnus-newsgroup-charset)
10197 (message-options message-options)
10198 (message-options-set-recipient)
10199 (mail-parse-ignored-charsets
10200 ',gnus-newsgroup-ignored-charsets)
10201 (rfc2047-header-encoding-alist
10202 ',(let ((charset (gnus-group-name-charset
10203 (gnus-find-method-for-group
10204 gnus-newsgroup-name)
10205 gnus-newsgroup-name)))
10206 (append (list (cons "Newsgroups" charset)
10207 (cons "Followup-To" charset)
10208 (cons "Xref" charset))
10209 rfc2047-header-encoding-alist))))
10210 ,(if (not raw) '(progn
10212 (mml-destroy-buffers)
10213 (remove-hook 'kill-buffer-hook
10214 'mml-destroy-buffers t)
10215 (kill-local-variable 'mml-buffer-list)))
10216 (gnus-summary-edit-article-done
10217 ,(or (mail-header-references gnus-current-headers) "")
10218 ,(gnus-group-read-only-p)
10219 ,gnus-summary-buffer no-highlight))))))))
10221 (defalias 'gnus-summary-edit-article-postpone 'gnus-article-edit-exit)
10223 (defun gnus-summary-edit-article-done (&optional references read-only buffer
10225 "Make edits to the current article permanent."
10228 ;; The buffer restriction contains the entire article if it exists.
10229 (when (article-goto-body)
10230 (let ((lines (count-lines (point) (point-max)))
10231 (length (- (point-max) (point)))
10232 (case-fold-search t)
10233 (body (copy-marker (point))))
10234 (goto-char (point-min))
10235 (when (re-search-forward "^content-length:[ \t]\\([0-9]+\\)" body t)
10236 (delete-region (match-beginning 1) (match-end 1))
10237 (insert (number-to-string length)))
10238 (goto-char (point-min))
10239 (when (re-search-forward
10240 "^x-content-length:[ \t]\\([0-9]+\\)" body t)
10241 (delete-region (match-beginning 1) (match-end 1))
10242 (insert (number-to-string length)))
10243 (goto-char (point-min))
10244 (when (re-search-forward "^lines:[ \t]\\([0-9]+\\)" body t)
10245 (delete-region (match-beginning 1) (match-end 1))
10246 (insert (number-to-string lines))))))
10247 ;; Replace the article.
10248 (let ((buf (current-buffer)))
10250 (insert-buffer-substring buf)
10252 (if (and (not read-only)
10253 (not (gnus-request-replace-article
10254 (cdr gnus-article-current) (car gnus-article-current)
10255 (current-buffer) t)))
10256 (error "Couldn't replace article")
10257 ;; Update the summary buffer.
10258 (if (and references
10259 (equal (message-tokenize-header references " ")
10260 (message-tokenize-header
10261 (or (message-fetch-field "references") "") " ")))
10262 ;; We only have to update this line.
10265 (message-narrow-to-head)
10266 (let ((head (buffer-substring-no-properties
10267 (point-min) (point-max)))
10270 (insert (format "211 %d Article retrieved.\n"
10271 (cdr gnus-article-current)))
10274 (let ((nntp-server-buffer (current-buffer)))
10275 (setq header (car (gnus-get-newsgroup-headers
10277 (with-current-buffer gnus-summary-buffer
10278 (gnus-data-set-header
10279 (gnus-data-find (cdr gnus-article-current))
10281 (gnus-summary-update-article-line
10282 (cdr gnus-article-current) header)
10283 (if (gnus-summary-goto-subject
10284 (cdr gnus-article-current) nil t)
10285 (gnus-summary-update-secondary-mark
10286 (cdr gnus-article-current))))))))
10288 (set-buffer (or buffer gnus-summary-buffer))
10289 (gnus-summary-update-article (cdr gnus-article-current))
10290 (if (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
10291 (gnus-summary-update-secondary-mark
10292 (cdr gnus-article-current))))
10293 ;; Prettify the article buffer again.
10294 (unless no-highlight
10295 (with-current-buffer gnus-article-buffer
10296 ;;;!!! Fix this -- article should be rehighlighted.
10297 ;;;(gnus-run-hooks 'gnus-article-display-hook)
10298 (set-buffer gnus-original-article-buffer)
10299 (gnus-request-article
10300 (cdr gnus-article-current)
10301 (car gnus-article-current) (current-buffer))))
10302 ;; Prettify the summary buffer line.
10303 (when (gnus-visual-p 'summary-highlight 'highlight)
10304 (gnus-run-hooks 'gnus-visual-mark-article-hook))))))
10306 (defun gnus-summary-edit-wash (key)
10307 "Perform editing command KEY in the article buffer."
10311 (message "%s" (concat (this-command-keys) "- "))
10314 (gnus-summary-edit-article)
10315 (execute-kbd-macro (concat (this-command-keys) key))
10316 (gnus-article-edit-done))
10320 (defun gnus-summary-respool-query (&optional silent trace)
10321 "Query where the respool algorithm would put this article."
10323 (let (gnus-mark-article-hook)
10324 (gnus-summary-select-article)
10325 (with-current-buffer gnus-original-article-buffer
10326 (let ((groups (nnmail-article-group 'identity trace)))
10329 (message "This message would go to %s"
10330 (mapconcat 'car groups ", "))
10331 (message "This message would go to no groups"))
10334 (defun gnus-summary-respool-trace ()
10335 "Trace where the respool algorithm would put this article.
10336 Display a buffer showing all fancy splitting patterns which matched."
10338 (gnus-summary-respool-query nil t))
10340 ;; Summary marking commands.
10342 (defun gnus-summary-kill-same-subject-and-select (&optional unmark)
10343 "Mark articles which has the same subject as read, and then select the next.
10344 If UNMARK is positive, remove any kind of mark.
10345 If UNMARK is negative, tick articles."
10348 (setq unmark (prefix-numeric-value unmark)))
10350 (gnus-summary-mark-same-subject
10351 (gnus-summary-article-subject) unmark)))
10352 ;; Select next unread article. If auto-select-same mode, should
10353 ;; select the first unread article.
10354 (gnus-summary-next-article t (and gnus-auto-select-same
10355 (gnus-summary-article-subject)))
10356 (gnus-message 7 "%d article%s marked as %s"
10357 count (if (= count 1) " is" "s are")
10358 (if unmark "unread" "read"))))
10360 (defun gnus-summary-kill-same-subject (&optional unmark)
10361 "Mark articles which has the same subject as read.
10362 If UNMARK is positive, remove any kind of mark.
10363 If UNMARK is negative, tick articles."
10366 (setq unmark (prefix-numeric-value unmark)))
10368 (gnus-summary-mark-same-subject
10369 (gnus-summary-article-subject) unmark)))
10370 ;; If marked as read, go to next unread subject.
10371 (when (null unmark)
10372 ;; Go to next unread subject.
10373 (gnus-summary-next-subject 1 t))
10374 (gnus-message 7 "%d articles are marked as %s"
10375 count (if unmark "unread" "read"))))
10377 (defun gnus-summary-mark-same-subject (subject &optional unmark)
10378 "Mark articles with same SUBJECT as read, and return marked number.
10379 If optional argument UNMARK is positive, remove any kinds of marks.
10380 If optional argument UNMARK is negative, mark articles as unread instead."
10384 ((null unmark) ; Mark as read.
10387 (gnus-summary-mark-article-as-read gnus-killed-mark)
10388 (gnus-summary-show-thread) t)
10389 (gnus-summary-find-subject subject))
10390 (setq count (1+ count))))
10391 ((> unmark 0) ; Tick.
10394 (gnus-summary-mark-article-as-unread gnus-ticked-mark)
10395 (gnus-summary-show-thread) t)
10396 (gnus-summary-find-subject subject))
10397 (setq count (1+ count))))
10398 (t ; Mark as unread.
10401 (gnus-summary-mark-article-as-unread gnus-unread-mark)
10402 (gnus-summary-show-thread) t)
10403 (gnus-summary-find-subject subject))
10404 (setq count (1+ count)))))
10405 (gnus-set-mode-line 'summary)
10406 ;; Return the number of marked articles.
10409 (defun gnus-summary-mark-as-processable (n &optional unmark)
10410 "Set the process mark on the next N articles.
10411 If N is negative, mark backward instead. If UNMARK is non-nil, remove
10412 the process mark instead. The difference between N and the actual
10413 number of articles marked is returned."
10415 (if (and (null n) (gnus-region-active-p))
10416 (gnus-uu-mark-region (region-beginning) (region-end) unmark)
10417 (setq n (prefix-numeric-value n))
10418 (let ((backward (< n 0))
10423 (gnus-summary-remove-process-mark
10424 (gnus-summary-article-number))
10425 (gnus-summary-set-process-mark (gnus-summary-article-number)))
10426 (zerop (gnus-summary-next-subject (if backward -1 1) nil t)))
10429 (gnus-message 7 "No more articles"))
10430 (gnus-summary-recenter)
10431 (gnus-summary-position-point)
10434 (defun gnus-summary-unmark-as-processable (n)
10435 "Remove the process mark from the next N articles.
10436 If N is negative, unmark backward instead. The difference between N and
10437 the actual number of articles unmarked is returned."
10439 (gnus-summary-mark-as-processable n t))
10441 (defun gnus-summary-unmark-all-processable ()
10442 "Remove the process mark from all articles."
10445 (while gnus-newsgroup-processable
10446 (gnus-summary-remove-process-mark (car gnus-newsgroup-processable))))
10447 (gnus-summary-position-point))
10449 (defun gnus-summary-add-mark (article type)
10450 "Mark ARTICLE with a mark of TYPE."
10451 (let ((vtype (car (assq type gnus-article-mark-lists)))
10454 (error "No such mark type: %s" type)
10455 (setq var (intern (format "gnus-newsgroup-%s" type)))
10456 (set var (cons article (symbol-value var)))
10457 (if (memq type '(processable cached replied forwarded recent saved))
10458 (gnus-summary-update-secondary-mark article)
10459 ;;; !!! This is bogus. We should find out what primary
10460 ;;; !!! mark we want to set.
10461 (gnus-summary-update-mark gnus-del-mark 'unread)))))
10463 (defun gnus-summary-mark-as-expirable (n)
10464 "Mark N articles forward as expirable.
10465 If N is negative, mark backward instead. The difference between N and
10466 the actual number of articles marked is returned."
10468 (gnus-summary-mark-forward n gnus-expirable-mark))
10470 (defun gnus-summary-mark-as-spam (n)
10471 "Mark N articles forward as spam.
10472 If N is negative, mark backward instead. The difference between N and
10473 the actual number of articles marked is returned."
10475 (gnus-summary-mark-forward n gnus-spam-mark))
10477 (defun gnus-summary-mark-article-as-replied (article)
10478 "Mark ARTICLE as replied to and update the summary line.
10479 ARTICLE can also be a list of articles."
10480 (interactive (list (gnus-summary-article-number)))
10481 (let ((articles (if (listp article) article (list article))))
10482 (dolist (article articles)
10483 (unless (numberp article)
10484 (error "%s is not a number" article))
10485 (push article gnus-newsgroup-replied)
10486 (let ((inhibit-read-only t))
10487 (when (gnus-summary-goto-subject article nil t)
10488 (gnus-summary-update-secondary-mark article))))))
10490 (defun gnus-summary-mark-article-as-forwarded (article)
10491 "Mark ARTICLE as forwarded and update the summary line.
10492 ARTICLE can also be a list of articles."
10493 (let ((articles (if (listp article) article (list article))))
10494 (dolist (article articles)
10495 (push article gnus-newsgroup-forwarded)
10496 (let ((inhibit-read-only t))
10497 (when (gnus-summary-goto-subject article nil t)
10498 (gnus-summary-update-secondary-mark article))))))
10500 (defun gnus-summary-set-bookmark (article)
10501 "Set a bookmark in current article."
10502 (interactive (list (gnus-summary-article-number)))
10503 (when (or (not (get-buffer gnus-article-buffer))
10504 (not gnus-current-article)
10505 (not gnus-article-current)
10506 (not (equal gnus-newsgroup-name (car gnus-article-current))))
10507 (error "No current article selected"))
10508 ;; Remove old bookmark, if one exists.
10509 (gnus-pull article gnus-newsgroup-bookmarks)
10510 ;; Set the new bookmark, which is on the form
10511 ;; (article-number . line-number-in-body).
10514 (with-current-buffer gnus-article-buffer
10518 (article-goto-body)
10521 gnus-newsgroup-bookmarks)
10522 (gnus-message 6 "A bookmark has been added to the current article."))
10524 (defun gnus-summary-remove-bookmark (article)
10525 "Remove the bookmark from the current article."
10526 (interactive (list (gnus-summary-article-number)))
10527 ;; Remove old bookmark, if one exists.
10528 (if (not (assq article gnus-newsgroup-bookmarks))
10529 (gnus-message 6 "No bookmark in current article.")
10530 (gnus-pull article gnus-newsgroup-bookmarks)
10531 (gnus-message 6 "Removed bookmark.")))
10533 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
10534 (defun gnus-summary-mark-as-dormant (n)
10535 "Mark N articles forward as dormant.
10536 If N is negative, mark backward instead. The difference between N and
10537 the actual number of articles marked is returned."
10539 (gnus-summary-mark-forward n gnus-dormant-mark))
10541 (defun gnus-summary-set-process-mark (article)
10542 "Set the process mark on ARTICLE and update the summary line."
10543 (setq gnus-newsgroup-processable
10545 (delq article gnus-newsgroup-processable)))
10546 (when (gnus-summary-goto-subject article)
10547 (gnus-summary-show-thread)
10548 (gnus-summary-goto-subject article)
10549 (gnus-summary-update-secondary-mark article)))
10551 (defun gnus-summary-remove-process-mark (&rest articles)
10552 "Remove the process mark from ARTICLES and update the summary line."
10553 (dolist (article articles)
10554 (setq gnus-newsgroup-processable (delq article gnus-newsgroup-processable))
10555 (when (gnus-summary-goto-subject article)
10556 (gnus-summary-show-thread)
10557 (gnus-summary-goto-subject article)
10558 (gnus-summary-update-secondary-mark article)))
10561 (defun gnus-summary-set-saved-mark (article)
10562 "Set the process mark on ARTICLE and update the summary line."
10563 (push article gnus-newsgroup-saved)
10564 (when (gnus-summary-goto-subject article)
10565 (gnus-summary-update-secondary-mark article)))
10567 (defun gnus-summary-mark-forward (n &optional mark no-expire)
10568 "Mark N articles as read forwards.
10569 If N is negative, mark backwards instead. Mark with MARK, ?r by default.
10570 The difference between N and the actual number of articles marked is
10572 If NO-EXPIRE, auto-expiry will be inhibited."
10574 (gnus-summary-show-thread)
10575 (let ((backward (< n 0))
10576 (gnus-summary-goto-unread
10577 (and gnus-summary-goto-unread
10578 (not (eq gnus-summary-goto-unread 'never))
10579 (not (memq mark (list gnus-unread-mark gnus-spam-mark
10580 gnus-ticked-mark gnus-dormant-mark)))))
10582 (mark (or mark gnus-del-mark)))
10583 (while (and (> n 0)
10584 (gnus-summary-mark-article nil mark no-expire)
10585 (zerop (gnus-summary-next-subject
10587 (and gnus-summary-goto-unread
10588 (not (eq gnus-summary-goto-unread 'never)))
10592 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
10593 (gnus-summary-recenter)
10594 (gnus-summary-position-point)
10595 (gnus-set-mode-line 'summary)
10598 (defun gnus-summary-mark-article-as-read (mark)
10599 "Mark the current article quickly as read with MARK."
10600 (let ((article (gnus-summary-article-number)))
10601 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10602 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10603 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
10604 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10605 (push (cons article mark) gnus-newsgroup-reads)
10606 ;; Possibly remove from cache, if that is used.
10607 (when gnus-use-cache
10608 (gnus-cache-enter-remove-article article))
10609 ;; Allow the backend to change the mark.
10610 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10611 ;; Check for auto-expiry.
10612 (when (and gnus-newsgroup-auto-expire
10613 (memq mark gnus-auto-expirable-marks))
10614 (setq mark gnus-expirable-mark)
10615 ;; Let the backend know about the mark change.
10616 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10617 (push article gnus-newsgroup-expirable))
10618 ;; Set the mark in the buffer.
10619 (gnus-summary-update-mark mark 'unread)
10622 (defun gnus-summary-mark-article-as-unread (mark)
10623 "Mark the current article quickly as unread with MARK."
10624 (let* ((article (gnus-summary-article-number))
10625 (old-mark (gnus-summary-article-mark article)))
10626 ;; Allow the backend to change the mark.
10627 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10628 (if (eq mark old-mark)
10632 (gnus-error 1 "Can't mark negative article numbers")
10634 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10635 (setq gnus-newsgroup-spam-marked
10636 (delq article gnus-newsgroup-spam-marked))
10637 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10638 (setq gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable))
10639 (setq gnus-newsgroup-reads (delq article gnus-newsgroup-reads))
10640 (cond ((= mark gnus-ticked-mark)
10641 (setq gnus-newsgroup-marked
10642 (gnus-add-to-sorted-list gnus-newsgroup-marked
10644 ((= mark gnus-spam-mark)
10645 (setq gnus-newsgroup-spam-marked
10646 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
10648 ((= mark gnus-dormant-mark)
10649 (setq gnus-newsgroup-dormant
10650 (gnus-add-to-sorted-list gnus-newsgroup-dormant
10653 (setq gnus-newsgroup-unreads
10654 (gnus-add-to-sorted-list gnus-newsgroup-unreads
10656 (gnus-pull article gnus-newsgroup-reads)
10658 ;; See whether the article is to be put in the cache.
10659 (and gnus-use-cache
10660 (vectorp (gnus-summary-article-header article))
10662 (gnus-cache-possibly-enter-article
10663 gnus-newsgroup-name article
10664 (= mark gnus-ticked-mark)
10665 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
10668 (gnus-summary-update-mark mark 'unread)
10671 (defun gnus-summary-mark-article (&optional article mark no-expire)
10672 "Mark ARTICLE with MARK. MARK can be any character.
10673 Four MARK strings are reserved: `? ' (unread), `?!' (ticked),
10674 `??' (dormant) and `?E' (expirable).
10675 If MARK is nil, then the default character `?r' is used.
10676 If ARTICLE is nil, then the article on the current line will be
10678 If NO-EXPIRE, auto-expiry will be inhibited."
10679 ;; The mark might be a string.
10680 (when (stringp mark)
10681 (setq mark (aref mark 0)))
10682 ;; If no mark is given, then we check auto-expiring.
10684 (setq mark gnus-del-mark))
10685 (when (and (not no-expire)
10686 gnus-newsgroup-auto-expire
10687 (memq mark gnus-auto-expirable-marks))
10688 (setq mark gnus-expirable-mark))
10689 (let ((article (or article (gnus-summary-article-number)))
10690 (old-mark (gnus-summary-article-mark article)))
10691 ;; Allow the backend to change the mark.
10692 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10693 (if (eq mark old-mark)
10696 (error "No article on current line"))
10697 (if (not (if (or (= mark gnus-unread-mark)
10698 (= mark gnus-ticked-mark)
10699 (= mark gnus-spam-mark)
10700 (= mark gnus-dormant-mark))
10701 (gnus-mark-article-as-unread article mark)
10702 (gnus-mark-article-as-read article mark)))
10704 ;; See whether the article is to be put in the cache.
10705 (and gnus-use-cache
10706 (not (= mark gnus-canceled-mark))
10707 (vectorp (gnus-summary-article-header article))
10709 (gnus-cache-possibly-enter-article
10710 gnus-newsgroup-name article
10711 (= mark gnus-ticked-mark)
10712 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
10714 (when (gnus-summary-goto-subject article nil t)
10715 (let ((inhibit-read-only t))
10716 (gnus-summary-show-thread)
10718 (gnus-summary-update-mark mark 'unread)
10721 (defun gnus-summary-update-secondary-mark (article)
10722 "Update the secondary (read, process, cache) mark."
10723 (gnus-summary-update-mark
10724 (cond ((memq article gnus-newsgroup-processable)
10726 ((memq article gnus-newsgroup-cached)
10728 ((memq article gnus-newsgroup-replied)
10730 ((memq article gnus-newsgroup-forwarded)
10731 gnus-forwarded-mark)
10732 ((memq article gnus-newsgroup-saved)
10734 ((memq article gnus-newsgroup-recent)
10736 ((memq article gnus-newsgroup-unseen)
10740 (when (gnus-visual-p 'summary-highlight 'highlight)
10741 (gnus-run-hooks 'gnus-summary-update-hook))
10744 (defun gnus-summary-update-download-mark (article)
10745 "Update the download mark."
10746 (gnus-summary-update-mark
10747 (cond ((memq article gnus-newsgroup-undownloaded)
10748 gnus-undownloaded-mark)
10749 (gnus-newsgroup-agentized
10750 gnus-downloaded-mark)
10754 (gnus-summary-update-line t)
10757 (defun gnus-summary-update-mark (mark type)
10758 (let ((forward (cdr (assq type gnus-summary-mark-positions)))
10759 (inhibit-read-only t))
10760 (re-search-backward "[\n\r]" (point-at-bol) 'move-to-limit)
10762 (when (looking-at "\r")
10764 (when (<= (+ forward (point)) (point-max))
10765 ;; Go to the right position on the line.
10766 (goto-char (+ forward (point)))
10767 ;; Replace the old mark with the new mark.
10768 (subst-char-in-region (point) (1+ (point)) (char-after) mark)
10769 ;; Optionally update the marks by some user rule.
10770 (when (eq type 'unread)
10771 (gnus-data-set-mark
10772 (gnus-data-find (gnus-summary-article-number)) mark)
10773 (gnus-summary-update-line (eq mark gnus-unread-mark)))))))
10775 (defun gnus-mark-article-as-read (article &optional mark)
10776 "Enter ARTICLE in the pertinent lists and remove it from others."
10777 ;; Make the article expirable.
10778 (let ((mark (or mark gnus-del-mark)))
10779 (setq gnus-newsgroup-expirable
10780 (if (= mark gnus-expirable-mark)
10781 (gnus-add-to-sorted-list gnus-newsgroup-expirable article)
10782 (delq article gnus-newsgroup-expirable)))
10783 ;; Remove from unread and marked lists.
10784 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10785 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10786 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
10787 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10788 (push (cons article mark) gnus-newsgroup-reads)
10789 ;; Possibly remove from cache, if that is used.
10790 (when gnus-use-cache
10791 (gnus-cache-enter-remove-article article))
10794 (defun gnus-mark-article-as-unread (article &optional mark)
10795 "Enter ARTICLE in the pertinent lists and remove it from others."
10796 (let ((mark (or mark gnus-ticked-mark)))
10799 (gnus-error 1 "Can't mark negative article numbers")
10801 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked)
10802 gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked)
10803 gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant)
10804 gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable)
10805 gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10807 ;; Unsuppress duplicates?
10808 (when gnus-suppress-duplicates
10809 (gnus-dup-unsuppress-article article))
10811 (cond ((= mark gnus-ticked-mark)
10812 (setq gnus-newsgroup-marked
10813 (gnus-add-to-sorted-list gnus-newsgroup-marked article)))
10814 ((= mark gnus-spam-mark)
10815 (setq gnus-newsgroup-spam-marked
10816 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
10818 ((= mark gnus-dormant-mark)
10819 (setq gnus-newsgroup-dormant
10820 (gnus-add-to-sorted-list gnus-newsgroup-dormant article)))
10822 (setq gnus-newsgroup-unreads
10823 (gnus-add-to-sorted-list gnus-newsgroup-unreads article))))
10824 (gnus-pull article gnus-newsgroup-reads)
10827 (defalias 'gnus-summary-mark-as-unread-forward
10828 'gnus-summary-tick-article-forward)
10829 (make-obsolete 'gnus-summary-mark-as-unread-forward
10830 'gnus-summary-tick-article-forward "Emacs 20.4")
10831 (defun gnus-summary-tick-article-forward (n)
10832 "Tick N articles forwards.
10833 If N is negative, tick backwards instead.
10834 The difference between N and the number of articles ticked is returned."
10836 (gnus-summary-mark-forward n gnus-ticked-mark))
10838 (defalias 'gnus-summary-mark-as-unread-backward
10839 'gnus-summary-tick-article-backward)
10840 (make-obsolete 'gnus-summary-mark-as-unread-backward
10841 'gnus-summary-tick-article-backward "Emacs 20.4")
10842 (defun gnus-summary-tick-article-backward (n)
10843 "Tick N articles backwards.
10844 The difference between N and the number of articles ticked is returned."
10846 (gnus-summary-mark-forward (- n) gnus-ticked-mark))
10848 (defalias 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
10849 (make-obsolete 'gnus-summary-mark-as-unread 'gnus-summary-tick-article "Emacs 20.4")
10850 (defun gnus-summary-tick-article (&optional article clear-mark)
10851 "Mark current article as unread.
10852 Optional 1st argument ARTICLE specifies article number to be marked as unread.
10853 Optional 2nd argument CLEAR-MARK remove any kinds of mark."
10855 (gnus-summary-mark-article article (if clear-mark gnus-unread-mark
10856 gnus-ticked-mark)))
10858 (defun gnus-summary-mark-as-read-forward (n)
10859 "Mark N articles as read forwards.
10860 If N is negative, mark backwards instead.
10861 The difference between N and the actual number of articles marked is
10864 (gnus-summary-mark-forward n gnus-del-mark gnus-inhibit-user-auto-expire))
10866 (defun gnus-summary-mark-as-read-backward (n)
10867 "Mark the N articles as read backwards.
10868 The difference between N and the actual number of articles marked is
10871 (gnus-summary-mark-forward
10872 (- n) gnus-del-mark gnus-inhibit-user-auto-expire))
10874 (defun gnus-summary-mark-as-read (&optional article mark)
10875 "Mark current article as read.
10876 ARTICLE specifies the article to be marked as read.
10877 MARK specifies a string to be inserted at the beginning of the line."
10878 (gnus-summary-mark-article article mark))
10880 (defun gnus-summary-clear-mark-forward (n)
10881 "Clear marks from N articles forward.
10882 If N is negative, clear backward instead.
10883 The difference between N and the number of marks cleared is returned."
10885 (gnus-summary-mark-forward n gnus-unread-mark))
10887 (defun gnus-summary-clear-mark-backward (n)
10888 "Clear marks from N articles backward.
10889 The difference between N and the number of marks cleared is returned."
10891 (gnus-summary-mark-forward (- n) gnus-unread-mark))
10893 (defun gnus-summary-mark-unread-as-read ()
10894 "Intended to be used by `gnus-mark-article-hook'."
10895 (when (memq gnus-current-article gnus-newsgroup-unreads)
10896 (gnus-summary-mark-article gnus-current-article gnus-read-mark)))
10898 (defun gnus-summary-mark-read-and-unread-as-read (&optional new-mark)
10899 "Intended to be used by `gnus-mark-article-hook'."
10900 (let ((mark (gnus-summary-article-mark)))
10901 (when (or (gnus-unread-mark-p mark)
10902 (gnus-read-mark-p mark))
10903 (gnus-summary-mark-article gnus-current-article
10904 (or new-mark gnus-read-mark)))))
10906 (defun gnus-summary-mark-current-read-and-unread-as-read (&optional new-mark)
10907 "Intended to be used by `gnus-mark-article-hook'."
10908 (let ((mark (gnus-summary-article-mark)))
10909 (when (or (gnus-unread-mark-p mark)
10910 (gnus-read-mark-p mark))
10911 (gnus-summary-mark-article (gnus-summary-article-number)
10912 (or new-mark gnus-read-mark)))))
10914 (defun gnus-summary-mark-unread-as-ticked ()
10915 "Intended to be used by `gnus-mark-article-hook'."
10916 (when (memq gnus-current-article gnus-newsgroup-unreads)
10917 (gnus-summary-mark-article gnus-current-article gnus-ticked-mark)))
10919 (defun gnus-summary-mark-region-as-read (point mark all)
10920 "Mark all unread articles between point and mark as read.
10921 If given a prefix, mark all articles between point and mark as read,
10922 even ticked and dormant ones."
10923 (interactive "r\nP")
10927 (beginning-of-line)
10932 (memq (setq article (gnus-summary-article-number))
10933 gnus-newsgroup-unreads))
10934 (gnus-summary-mark-article article gnus-del-mark))
10936 (gnus-summary-find-next))))))
10938 (defun gnus-summary-mark-below (score mark)
10939 "Mark articles with score less than SCORE with MARK."
10940 (interactive "P\ncMark: ")
10941 (setq score (if score
10942 (prefix-numeric-value score)
10943 (or gnus-summary-default-score 0)))
10944 (with-current-buffer gnus-summary-buffer
10945 (goto-char (point-min))
10948 (and (< (gnus-summary-article-score) score)
10949 (gnus-summary-mark-article nil mark))
10950 (gnus-summary-find-next)))))
10952 (defun gnus-summary-kill-below (&optional score)
10953 "Mark articles with score below SCORE as read."
10955 (gnus-summary-mark-below score gnus-killed-mark))
10957 (defun gnus-summary-clear-above (&optional score)
10958 "Clear all marks from articles with score above SCORE."
10960 (gnus-summary-mark-above score gnus-unread-mark))
10962 (defun gnus-summary-tick-above (&optional score)
10963 "Tick all articles with score above SCORE."
10965 (gnus-summary-mark-above score gnus-ticked-mark))
10967 (defun gnus-summary-mark-above (score mark)
10968 "Mark articles with score over SCORE with MARK."
10969 (interactive "P\ncMark: ")
10970 (setq score (if score
10971 (prefix-numeric-value score)
10972 (or gnus-summary-default-score 0)))
10973 (with-current-buffer gnus-summary-buffer
10974 (goto-char (point-min))
10976 (when (> (gnus-summary-article-score) score)
10977 (gnus-summary-mark-article nil mark))
10979 (gnus-summary-find-next)))))
10981 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
10982 (defalias 'gnus-summary-show-all-expunged 'gnus-summary-limit-include-expunged)
10983 (defun gnus-summary-limit-include-expunged (&optional no-error)
10984 "Display all the hidden articles that were expunged for low scores."
10986 (let ((inhibit-read-only t))
10987 (let ((scored gnus-newsgroup-scored)
10990 (unless (gnus-summary-article-header (caar scored))
10991 (and (setq h (gnus-number-to-header (caar scored)))
10992 (< (cdar scored) gnus-summary-expunge-below)
10994 (setq scored (cdr scored)))
10996 (when (not no-error)
10997 (error "No expunged articles hidden"))
10998 (goto-char (point-min))
10999 (push gnus-newsgroup-limit gnus-newsgroup-limits)
11000 (setq gnus-newsgroup-limit (copy-sequence gnus-newsgroup-limit))
11001 (dolist (x headers)
11002 (push (mail-header-number x) gnus-newsgroup-limit))
11003 (gnus-summary-prepare-unthreaded (nreverse headers))
11004 (goto-char (point-min))
11005 (gnus-summary-position-point)
11008 (defun gnus-summary-catchup (&optional all quietly to-here not-mark reverse)
11009 "Mark all unread articles in this newsgroup as read.
11010 If prefix argument ALL is non-nil, ticked and dormant articles will
11011 also be marked as read.
11012 If QUIETLY is non-nil, no questions will be asked.
11014 If TO-HERE is non-nil, it should be a point in the buffer. All
11015 articles before (after, if REVERSE is set) this point will be marked
11018 Note that this function will only catch up the unread article
11019 in the current summary buffer limitation.
11021 The number of articles marked as read is returned."
11026 (not gnus-interactive-catchup) ;Without confirmation?
11030 "Mark absolutely all articles as read? "
11031 "Mark all unread articles as read? ")))
11033 (not gnus-newsgroup-adaptive)
11034 (not gnus-newsgroup-auto-expire)
11035 (not gnus-suppress-duplicates)
11036 (or (not gnus-use-cache)
11037 (eq gnus-use-cache 'passive)))
11040 (setq gnus-newsgroup-marked nil
11041 gnus-newsgroup-spam-marked nil
11042 gnus-newsgroup-dormant nil))
11043 (setq gnus-newsgroup-unreads
11044 (gnus-sorted-nunion
11045 (gnus-sorted-intersection gnus-newsgroup-unreads
11046 gnus-newsgroup-downloadable)
11047 (gnus-sorted-difference gnus-newsgroup-unfetched
11048 gnus-newsgroup-cached))))
11049 ;; We actually mark all articles as canceled, which we
11050 ;; have to do when using auto-expiry or adaptive scoring.
11051 (gnus-summary-show-all-threads)
11052 (if (and to-here reverse)
11054 (goto-char to-here)
11055 (gnus-summary-mark-current-read-and-unread-as-read
11057 (while (gnus-summary-find-next (not all))
11058 (gnus-summary-mark-article-as-read gnus-catchup-mark)))
11059 (when (gnus-summary-first-subject (not all))
11061 (if to-here (< (point) to-here) t)
11062 (gnus-summary-mark-article-as-read gnus-catchup-mark)
11063 (gnus-summary-find-next (not all))))))
11064 (gnus-set-mode-line 'summary))
11066 (gnus-summary-position-point)))
11068 (defun gnus-summary-catchup-to-here (&optional all)
11069 "Mark all unticked articles before the current one as read.
11070 If ALL is non-nil, also mark ticked and dormant articles as read."
11073 (gnus-save-hidden-threads
11074 (let ((beg (point)))
11075 ;; We check that there are unread articles.
11076 (when (or all (gnus-summary-find-prev))
11077 (gnus-summary-catchup all t beg)))))
11078 (gnus-summary-position-point))
11080 (defun gnus-summary-catchup-from-here (&optional all)
11081 "Mark all unticked articles after (and including) the current one as read.
11082 If ALL is non-nil, also mark ticked and dormant articles as read."
11085 (gnus-save-hidden-threads
11086 (let ((beg (point)))
11087 ;; We check that there are unread articles.
11088 (when (or all (gnus-summary-find-next))
11089 (gnus-summary-catchup all t beg nil t)))))
11090 (gnus-summary-position-point))
11092 (defun gnus-summary-catchup-all (&optional quietly)
11093 "Mark all articles in this newsgroup as read.
11094 This command is dangerous. Normally, you want \\[gnus-summary-catchup]
11095 instead, which marks only unread articles as read."
11097 (gnus-summary-catchup t quietly))
11099 (defun gnus-summary-catchup-and-exit (&optional all quietly)
11100 "Mark all unread articles in this group as read, then exit.
11101 If prefix argument ALL is non-nil, all articles are marked as read.
11102 If QUIETLY is non-nil, no questions will be asked."
11104 (when (gnus-summary-catchup all quietly nil 'fast)
11105 ;; Select next newsgroup or exit.
11106 (if (and (not (gnus-group-quit-config gnus-newsgroup-name))
11107 (eq gnus-auto-select-next 'quietly))
11108 (gnus-summary-next-group nil)
11109 (gnus-summary-exit))))
11111 (defun gnus-summary-catchup-all-and-exit (&optional quietly)
11112 "Mark all articles in this newsgroup as read, and then exit.
11113 This command is dangerous. Normally, you want \\[gnus-summary-catchup-and-exit]
11114 instead, which marks only unread articles as read."
11116 (gnus-summary-catchup-and-exit t quietly))
11118 (defun gnus-summary-catchup-and-goto-next-group (&optional all)
11119 "Mark all articles in this group as read and select the next group.
11120 If given a prefix, mark all articles, unread as well as ticked, as
11124 (gnus-summary-catchup all))
11125 (gnus-summary-next-group))
11127 (defun gnus-summary-catchup-and-goto-prev-group (&optional all)
11128 "Mark all articles in this group as read and select the previous group.
11129 If given a prefix, mark all articles, unread as well as ticked, as
11133 (gnus-summary-catchup all))
11134 (gnus-summary-next-group nil nil t))
11140 (defmacro gnus-with-article (article &rest forms)
11141 "Select ARTICLE and perform FORMS in the original article buffer.
11142 Then replace the article with the result."
11144 ;; We don't want the article to be marked as read.
11145 (let (gnus-mark-article-hook)
11146 (gnus-summary-select-article t t nil ,article))
11147 (set-buffer gnus-original-article-buffer)
11149 (if (not (gnus-check-backend-function
11150 'request-replace-article (car gnus-article-current)))
11151 (gnus-message 5 "Read-only group; not replacing")
11152 (unless (gnus-request-replace-article
11153 ,article (car gnus-article-current)
11154 (current-buffer) t)
11155 (error "Couldn't replace article")))
11156 ;; The cache and backlog have to be flushed somewhat.
11157 (when gnus-keep-backlog
11158 (gnus-backlog-remove-article
11159 (car gnus-article-current) (cdr gnus-article-current)))
11160 (when gnus-use-cache
11161 (gnus-cache-update-article
11162 (car gnus-article-current) (cdr gnus-article-current)))))
11164 (put 'gnus-with-article 'lisp-indent-function 1)
11165 (put 'gnus-with-article 'edebug-form-spec '(form body))
11167 ;; Thread-based commands.
11169 (defun gnus-summary-articles-in-thread (&optional article)
11170 "Return a list of all articles in the current thread.
11171 If ARTICLE is non-nil, return all articles in the thread that starts
11172 with that article."
11173 (let* ((article (or article (gnus-summary-article-number)))
11174 (data (gnus-data-find-list article))
11175 (top-level (gnus-data-level (car data)))
11177 (cond ((null gnus-thread-operation-ignore-subject)
11178 (gnus-simplify-subject-re
11179 (mail-header-subject (gnus-data-header (car data)))))
11180 ((eq gnus-thread-operation-ignore-subject 'fuzzy)
11181 (gnus-simplify-subject-fuzzy
11182 (mail-header-subject (gnus-data-header (car data)))))
11184 (end-point (save-excursion
11185 (if (gnus-summary-go-to-next-thread)
11186 (point) (point-max))))
11189 (< (gnus-data-pos (car data)) end-point))
11190 (when (or (not top-subject)
11191 (string= top-subject
11192 (if (eq gnus-thread-operation-ignore-subject 'fuzzy)
11193 (gnus-simplify-subject-fuzzy
11194 (mail-header-subject
11195 (gnus-data-header (car data))))
11196 (gnus-simplify-subject-re
11197 (mail-header-subject
11198 (gnus-data-header (car data)))))))
11199 (push (gnus-data-number (car data)) articles))
11200 (unless (and (setq data (cdr data))
11201 (> (gnus-data-level (car data)) top-level))
11203 ;; Return the list of articles.
11204 (nreverse articles)))
11206 (defun gnus-summary-rethread-current ()
11207 "Rethread the thread the current article is part of."
11209 (let* ((gnus-show-threads t)
11210 (article (gnus-summary-article-number))
11211 (id (mail-header-id (gnus-summary-article-header)))
11212 (gnus-newsgroup-threads (list (gnus-id-to-thread (gnus-root-id id)))))
11214 (error "No article on the current line"))
11215 (gnus-rebuild-thread id)
11216 (gnus-summary-goto-subject article)))
11218 (defun gnus-summary-reparent-thread ()
11219 "Make the current article child of the marked (or previous) article.
11221 Note that the re-threading will only work if `gnus-thread-ignore-subject'
11222 is non-nil or the Subject: of both articles are the same."
11224 (unless (not (gnus-group-read-only-p))
11225 (error "The current newsgroup does not support article editing"))
11226 (unless (<= (length gnus-newsgroup-processable) 1)
11227 (error "No more than one article may be marked"))
11228 (let ((child (gnus-summary-article-number))
11229 ;; First grab the marked article, otherwise one line up.
11230 (parent (if (not (null gnus-newsgroup-processable))
11231 (car gnus-newsgroup-processable)
11233 (if (eq (forward-line -1) 0)
11234 (gnus-summary-article-number)
11235 (error "Beginning of summary buffer"))))))
11236 (gnus-summary-reparent-children parent (list child))))
11238 (defun gnus-summary-reparent-children (parent children)
11239 "Make PARENT the parent of CHILDREN.
11240 When called interactively, PARENT is the current article and CHILDREN
11241 are the process-marked articles."
11243 (list (gnus-summary-article-number)
11244 (gnus-summary-work-articles nil)))
11245 (dolist (child children)
11246 (save-window-excursion
11247 (let ((gnus-article-buffer " *reparent*"))
11248 (unless (not (eq parent child))
11249 (error "An article may not be self-referential"))
11250 (let ((message-id (mail-header-id
11251 (gnus-summary-article-header parent))))
11252 (unless (and message-id (not (equal message-id "")))
11253 (error "No message-id in desired parent"))
11254 (gnus-with-article child
11256 (goto-char (point-min))
11257 (message-narrow-to-head)
11258 (if (re-search-forward "^References: " nil t)
11260 (re-search-forward "^[^ \t]" nil t)
11263 (insert " " message-id))
11264 (insert "References: " message-id "\n"))))
11265 (set-buffer gnus-summary-buffer)
11266 (gnus-summary-unmark-all-processable)
11267 (gnus-summary-update-article child)
11268 (when (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
11269 (gnus-summary-update-secondary-mark (cdr gnus-article-current)))
11270 (gnus-summary-rethread-current)
11271 (gnus-message 3 "Article %d is now the child of article %d"
11274 (defun gnus-summary-toggle-threads (&optional arg)
11275 "Toggle showing conversation threads.
11276 If ARG is positive number, turn showing conversation threads on."
11278 (let ((current (or (gnus-summary-article-number) gnus-newsgroup-end)))
11279 (setq gnus-show-threads
11280 (if (null arg) (not gnus-show-threads)
11281 (> (prefix-numeric-value arg) 0)))
11282 (gnus-summary-prepare)
11283 (gnus-summary-goto-subject current)
11284 (gnus-message 6 "Threading is now %s" (if gnus-show-threads "on" "off"))
11285 (gnus-summary-position-point)))
11288 (if (fboundp 'remove-overlays)
11289 (defalias 'gnus-remove-overlays 'remove-overlays)
11290 (defun gnus-remove-overlays (beg end name val)
11291 "Clear BEG and END of overlays whose property NAME has value VAL.
11292 For compatibility with Emacs 21 and XEmacs."
11293 (dolist (ov (gnus-overlays-in beg end))
11294 (when (eq (gnus-overlay-get ov name) val)
11295 (gnus-delete-overlay ov))))))
11297 (defun gnus-summary-show-all-threads ()
11298 "Show all threads."
11300 (gnus-remove-overlays (point-min) (point-max) 'invisible 'gnus-sum)
11301 (gnus-summary-position-point))
11303 (defun gnus-summary-show-thread ()
11304 "Show thread subtrees.
11305 Returns nil if no thread was there to be shown."
11307 (let* ((orig (point))
11308 (end (point-at-eol))
11309 ;; Leave point at bol
11310 (beg (progn (beginning-of-line) (if (bobp) (point) (1- (point)))))
11311 (eoi (when (eq (get-char-property end 'invisible) 'gnus-sum)
11312 (if (fboundp 'next-single-char-property-change)
11313 (or (next-single-char-property-change end 'invisible)
11318 (eq (get-char-property (point) 'invisible)
11322 (gnus-remove-overlays beg eoi 'invisible 'gnus-sum)
11324 (gnus-summary-position-point)
11327 (defun gnus-summary-maybe-hide-threads ()
11328 "If requested, hide the threads that should be hidden."
11329 (when (and gnus-show-threads
11330 gnus-thread-hide-subtree)
11331 (gnus-summary-hide-all-threads
11332 (if (or (consp gnus-thread-hide-subtree)
11333 (functionp gnus-thread-hide-subtree))
11334 (gnus-make-predicate gnus-thread-hide-subtree)
11337 ;;; Hiding predicates.
11339 (defun gnus-article-unread-p (header)
11340 (memq (mail-header-number header) gnus-newsgroup-unreads))
11342 (defun gnus-article-unseen-p (header)
11343 (memq (mail-header-number header) gnus-newsgroup-unseen))
11345 (defun gnus-map-articles (predicate articles)
11346 "Map PREDICATE over ARTICLES and return non-nil if any predicate is non-nil."
11347 (apply 'gnus-or (mapcar predicate
11348 (mapcar (lambda (number)
11349 (gnus-summary-article-header number))
11352 (defun gnus-summary-hide-all-threads (&optional predicate)
11353 "Hide all thread subtrees.
11354 If PREDICATE is supplied, threads that satisfy this predicate
11355 will not be hidden."
11358 (goto-char (point-min))
11361 (when (or (not predicate)
11363 predicate (gnus-summary-article-children)))
11364 (gnus-summary-hide-thread))
11365 (setq end (not (zerop (gnus-summary-next-thread 1 t)))))))
11366 (gnus-summary-position-point))
11368 (defun gnus-summary-hide-thread ()
11369 "Hide thread subtrees.
11370 If PREDICATE is supplied, threads that satisfy this predicate
11371 will not be hidden.
11372 Returns nil if no threads were there to be hidden."
11374 (let ((start (point))
11375 (starteol (line-end-position))
11376 (article (gnus-summary-article-number)))
11378 ;; Go forward until either the buffer ends or the subthread ends.
11379 (when (and (not (eobp))
11380 (or (zerop (gnus-summary-next-thread 1 t))
11381 (goto-char (point-max))))
11382 (if (and (> (point) start)
11383 ;; FIXME: this should actually search for a non-invisible \n.
11384 (search-backward "\n" start t))
11386 (when (> (point) starteol)
11387 (gnus-remove-overlays starteol (point) 'invisible 'gnus-sum)
11388 (let ((ol (gnus-make-overlay starteol (point) nil t nil)))
11389 (gnus-overlay-put ol 'invisible 'gnus-sum)
11390 (gnus-overlay-put ol 'evaporate t)))
11391 (gnus-summary-goto-subject article))
11395 (defun gnus-summary-go-to-next-thread (&optional previous)
11396 "Go to the same level (or less) next thread.
11397 If PREVIOUS is non-nil, go to previous thread instead.
11398 Return the article number moved to, or nil if moving was impossible."
11399 (let ((level (gnus-summary-thread-level))
11400 (way (if previous -1 1))
11403 (while (and (not (eobp))
11404 (< level (gnus-summary-thread-level)))
11405 (forward-line way))
11412 (gnus-summary-article-number)
11413 (goto-char beg)))))
11415 (defun gnus-summary-next-thread (n &optional silent)
11416 "Go to the same level next N'th thread.
11417 If N is negative, search backward instead.
11418 Returns the difference between N and the number of skips actually
11421 If SILENT, don't output messages."
11423 (let ((backward (< n 0))
11425 (while (and (> n 0)
11426 (gnus-summary-go-to-next-thread backward))
11429 (gnus-summary-position-point))
11430 (when (and (not silent) (/= 0 n))
11431 (gnus-message 7 "No more threads"))
11434 (defun gnus-summary-prev-thread (n)
11435 "Go to the same level previous N'th thread.
11436 Returns the difference between N and the number of skips actually
11439 (gnus-summary-next-thread (- n)))
11441 (defun gnus-summary-go-down-thread ()
11442 "Go down one level in the current thread."
11443 (let ((children (gnus-summary-article-children)))
11445 (gnus-summary-goto-subject (car children)))))
11447 (defun gnus-summary-go-up-thread ()
11448 "Go up one level in the current thread."
11449 (let ((parent (gnus-summary-article-parent)))
11451 (gnus-summary-goto-subject parent))))
11453 (defun gnus-summary-down-thread (n)
11454 "Go down thread N steps.
11455 If N is negative, go up instead.
11456 Returns the difference between N and how many steps down that were
11461 (while (and (> n 0)
11462 (if up (gnus-summary-go-up-thread)
11463 (gnus-summary-go-down-thread)))
11465 (gnus-summary-position-point)
11467 (gnus-message 7 "Can't go further"))
11470 (defun gnus-summary-up-thread (n)
11471 "Go up thread N steps.
11472 If N is negative, go down instead.
11473 Returns the difference between N and how many steps down that were
11476 (gnus-summary-down-thread (- n)))
11478 (defun gnus-summary-top-thread ()
11479 "Go to the top of the thread."
11481 (while (gnus-summary-go-up-thread))
11482 (gnus-summary-article-number))
11484 (defun gnus-summary-expire-thread ()
11485 "Mark articles under current thread as expired."
11487 (gnus-summary-kill-thread 0))
11489 (defun gnus-summary-kill-thread (&optional unmark)
11490 "Mark articles under current thread as read.
11491 If the prefix argument is positive, remove any kinds of marks.
11492 If the prefix argument is zero, mark thread as expired.
11493 If the prefix argument is negative, tick articles instead."
11496 (setq unmark (prefix-numeric-value unmark)))
11497 (let ((articles (gnus-summary-articles-in-thread))
11498 (hide (or (null unmark) (= unmark 0))))
11500 ;; Expand the thread.
11501 (gnus-summary-show-thread)
11502 ;; Mark all the articles.
11504 (gnus-summary-goto-subject (car articles))
11505 (cond ((null unmark)
11506 (gnus-summary-mark-article-as-read gnus-killed-mark))
11508 (gnus-summary-mark-article-as-unread gnus-unread-mark))
11510 (gnus-summary-mark-article nil gnus-expirable-mark))
11512 (gnus-summary-mark-article-as-unread gnus-ticked-mark)))
11513 (setq articles (cdr articles))))
11514 ;; Hide killed subtrees when hide is true.
11516 gnus-thread-hide-killed
11517 (gnus-summary-hide-thread))
11518 ;; If hide is t, go to next unread subject.
11520 ;; Go to next unread subject.
11521 (gnus-summary-next-subject 1 t)))
11522 (gnus-set-mode-line 'summary))
11524 ;; Summary sorting commands
11526 (defun gnus-summary-sort-by-number (&optional reverse)
11527 "Sort the summary buffer by article number.
11528 Argument REVERSE means reverse order."
11530 (gnus-summary-sort 'number reverse))
11532 (defun gnus-summary-sort-by-most-recent-number (&optional reverse)
11533 "Sort the summary buffer by most recent article number.
11534 Argument REVERSE means reverse order."
11536 (gnus-summary-sort 'most-recent-number reverse))
11538 (defun gnus-summary-sort-by-random (&optional reverse)
11539 "Randomize the order in the summary buffer.
11540 Argument REVERSE means to randomize in reverse order."
11542 (gnus-summary-sort 'random reverse))
11544 (defun gnus-summary-sort-by-author (&optional reverse)
11545 "Sort the summary buffer by author name alphabetically.
11546 If `case-fold-search' is non-nil, case of letters is ignored.
11547 Argument REVERSE means reverse order."
11549 (gnus-summary-sort 'author reverse))
11551 (defun gnus-summary-sort-by-recipient (&optional reverse)
11552 "Sort the summary buffer by recipient name alphabetically.
11553 If `case-fold-search' is non-nil, case of letters is ignored.
11554 Argument REVERSE means reverse order."
11556 (gnus-summary-sort 'recipient reverse))
11558 (defun gnus-summary-sort-by-subject (&optional reverse)
11559 "Sort the summary buffer by subject alphabetically. `Re:'s are ignored.
11560 If `case-fold-search' is non-nil, case of letters is ignored.
11561 Argument REVERSE means reverse order."
11563 (gnus-summary-sort 'subject reverse))
11565 (defun gnus-summary-sort-by-date (&optional reverse)
11566 "Sort the summary buffer by date.
11567 Argument REVERSE means reverse order."
11569 (gnus-summary-sort 'date reverse))
11571 (defun gnus-summary-sort-by-most-recent-date (&optional reverse)
11572 "Sort the summary buffer by most recent date.
11573 Argument REVERSE means reverse order."
11575 (gnus-summary-sort 'most-recent-date reverse))
11577 (defun gnus-summary-sort-by-score (&optional reverse)
11578 "Sort the summary buffer by score.
11579 Argument REVERSE means reverse order."
11581 (gnus-summary-sort 'score reverse))
11583 (defun gnus-summary-sort-by-lines (&optional reverse)
11584 "Sort the summary buffer by the number of lines.
11585 Argument REVERSE means reverse order."
11587 (gnus-summary-sort 'lines reverse))
11589 (defun gnus-summary-sort-by-chars (&optional reverse)
11590 "Sort the summary buffer by article length.
11591 Argument REVERSE means reverse order."
11593 (gnus-summary-sort 'chars reverse))
11595 (defun gnus-summary-sort-by-original (&optional reverse)
11596 "Sort the summary buffer using the default sorting method.
11597 Argument REVERSE means reverse order."
11599 (let* ((inhibit-read-only t)
11600 (gnus-summary-prepare-hook nil))
11601 ;; We do the sorting by regenerating the threads.
11602 (gnus-summary-prepare)
11603 ;; Hide subthreads if needed.
11604 (gnus-summary-maybe-hide-threads)))
11606 (defun gnus-summary-sort (predicate reverse)
11607 "Sort summary buffer by PREDICATE. REVERSE means reverse order."
11608 (let* ((thread (intern (format "gnus-thread-sort-by-%s" predicate)))
11609 (article (intern (format "gnus-article-sort-by-%s" predicate)))
11610 (gnus-thread-sort-functions
11615 (gnus-sort-gathered-threads-function
11616 gnus-thread-sort-functions)
11617 (gnus-article-sort-functions
11621 (,article t2 t1))))
11622 (inhibit-read-only t)
11623 (gnus-summary-prepare-hook nil))
11624 ;; We do the sorting by regenerating the threads.
11625 (gnus-summary-prepare)
11626 ;; Hide subthreads if needed.
11627 (gnus-summary-maybe-hide-threads)))
11629 ;; Summary saving commands.
11631 (defun gnus-summary-save-article (&optional n not-saved)
11632 "Save the current article using the default saver function.
11633 If N is a positive number, save the N next articles.
11634 If N is a negative number, save the N previous articles.
11635 If N is nil and any articles have been marked with the process mark,
11636 save those articles instead.
11637 The variable `gnus-default-article-saver' specifies the saver function.
11639 If the optional second argument NOT-SAVED is non-nil, articles saved
11640 will not be marked as saved."
11642 (require 'gnus-art)
11643 (let* ((articles (gnus-summary-work-articles n))
11644 (save-buffer (save-excursion
11645 (nnheader-set-temp-buffer " *Gnus Save*")))
11646 (num (length articles))
11647 ;; Whether to save decoded articles or raw articles.
11648 (decode (when gnus-article-save-coding-system
11649 (get gnus-default-article-saver :decode)))
11650 ;; When saving many articles in a single file, use the other
11651 ;; function to save articles other than the first one.
11652 (saver2 (get gnus-default-article-saver :function))
11653 (gnus-prompt-before-saving (if saver2
11655 gnus-prompt-before-saving))
11656 (gnus-default-article-saver gnus-default-article-saver)
11658 (dolist (article articles)
11659 (setq header (gnus-summary-article-header article))
11660 (if (not (vectorp header))
11661 ;; This is a pseudo-article.
11662 (if (assq 'name header)
11663 (gnus-copy-file (cdr (assq 'name header)))
11664 (gnus-message 1 "Article %d is unsaveable" article))
11665 ;; This is a real article.
11666 (save-window-excursion
11667 (gnus-summary-select-article decode decode nil article)
11668 (gnus-summary-goto-subject article))
11669 (with-current-buffer save-buffer
11671 (insert-buffer-substring (if decode
11672 gnus-article-buffer
11673 gnus-original-article-buffer)))
11674 (setq file (gnus-article-save save-buffer file num))
11675 (gnus-summary-remove-process-mark article)
11677 (gnus-summary-set-saved-mark article)))
11679 (setq gnus-default-article-saver saver2
11681 (gnus-kill-buffer save-buffer)
11682 (gnus-summary-position-point)
11683 (gnus-set-mode-line 'summary)
11686 (defun gnus-summary-pipe-output (&optional n sym)
11687 "Pipe the current article to a subprocess.
11688 If N is a positive number, pipe the N next articles.
11689 If N is a negative number, pipe the N previous articles.
11690 If N is nil and any articles have been marked with the process mark,
11691 pipe those articles instead.
11692 The default command to which articles are piped is specified by the
11693 variable `gnus-summary-pipe-output-default-command'; if it is nil, you
11694 will be prompted for the command.
11696 The properties `:decode' and `:headers' that are put to the function
11697 symbol `gnus-summary-save-in-pipe' control whether this function
11698 decodes articles and what headers to keep (see the doc string for the
11699 `gnus-default-article-saver' variable). If SYM (the symbolic prefix)
11700 is neither omitted nor the symbol `r', force including all headers
11701 regardless of the `:headers' property. If it is the symbol `r',
11702 articles that are not decoded and include all headers will be piped
11703 no matter what the properties `:decode' and `:headers' are."
11704 (interactive (gnus-interactive "P\ny"))
11705 (require 'gnus-art)
11706 (let* ((articles (gnus-summary-work-articles n))
11707 (result-buffer "*Shell Command Output*")
11708 (all-headers (not (memq sym '(nil r))))
11709 (gnus-save-all-headers (or all-headers gnus-save-all-headers))
11711 (headers (get 'gnus-summary-save-in-pipe :headers))
11713 (unless (numberp (car articles))
11714 (error "No article to pipe"))
11715 (setq command (gnus-read-shell-command
11716 (concat "Shell command on "
11718 (format "these %d articles" (length articles))
11721 gnus-summary-pipe-output-default-command))
11722 (when (string-equal command "")
11723 (error "A command is required"))
11725 (put 'gnus-summary-save-in-pipe :headers nil))
11728 (gnus-summary-goto-subject (pop articles))
11729 (save-window-excursion (gnus-summary-save-in-pipe command raw))
11730 (when (and (get-buffer result-buffer)
11731 (not (zerop (buffer-size (get-buffer result-buffer)))))
11732 (setq result (concat result (with-current-buffer result-buffer
11733 (buffer-string))))))
11734 (put 'gnus-summary-save-in-pipe :headers headers))
11735 (unless (zerop (length result))
11736 (if (with-current-buffer (get-buffer-create result-buffer)
11740 (and (= (count-lines (point-min) (point)) 1)
11743 (<= (current-column)
11744 (window-width (minibuffer-window)))))
11745 (goto-char (point-min))))
11746 (message "%s" (substring result 0 -1))
11748 (gnus-configure-windows 'pipe)))))
11750 (defun gnus-summary-save-article-mail (&optional arg)
11751 "Append the current article to a Unix mail box file.
11752 If N is a positive number, save the N next articles.
11753 If N is a negative number, save the N previous articles.
11754 If N is nil and any articles have been marked with the process mark,
11755 save those articles instead."
11757 (require 'gnus-art)
11758 (let ((gnus-default-article-saver 'gnus-summary-save-in-mail))
11759 (gnus-summary-save-article arg)))
11761 (defun gnus-summary-save-article-rmail (&optional arg)
11762 "Append the current article to an rmail file.
11763 If N is a positive number, save the N next articles.
11764 If N is a negative number, save the N previous articles.
11765 If N is nil and any articles have been marked with the process mark,
11766 save those articles instead."
11768 (require 'gnus-art)
11769 (let ((gnus-default-article-saver 'gnus-summary-save-in-rmail))
11770 (gnus-summary-save-article arg)))
11772 (defun gnus-summary-save-article-file (&optional arg)
11773 "Append the current article to a file.
11774 If N is a positive number, save the N next articles.
11775 If N is a negative number, save the N previous articles.
11776 If N is nil and any articles have been marked with the process mark,
11777 save those articles instead."
11779 (require 'gnus-art)
11780 (let ((gnus-default-article-saver 'gnus-summary-save-in-file))
11781 (gnus-summary-save-article arg)))
11783 (defun gnus-summary-write-article-file (&optional arg)
11784 "Write the current article to a file, deleting the previous file.
11785 If N is a positive number, save the N next articles.
11786 If N is a negative number, save the N previous articles.
11787 If N is nil and any articles have been marked with the process mark,
11788 save those articles instead."
11790 (require 'gnus-art)
11791 (let ((gnus-default-article-saver 'gnus-summary-write-to-file))
11792 (gnus-summary-save-article arg)))
11794 (defun gnus-summary-save-article-body-file (&optional arg)
11795 "Append the current article body to a file.
11796 If N is a positive number, save the N next articles.
11797 If N is a negative number, save the N previous articles.
11798 If N is nil and any articles have been marked with the process mark,
11799 save those articles instead."
11801 (require 'gnus-art)
11802 (let ((gnus-default-article-saver 'gnus-summary-save-body-in-file))
11803 (gnus-summary-save-article arg)))
11805 (defun gnus-summary-write-article-body-file (&optional arg)
11806 "Write the current article body to a file, deleting the previous file.
11807 If N is a positive number, save the N next articles.
11808 If N is a negative number, save the N previous articles.
11809 If N is nil and any articles have been marked with the process mark,
11810 save those articles instead."
11812 (require 'gnus-art)
11813 (let ((gnus-default-article-saver 'gnus-summary-write-body-to-file))
11814 (gnus-summary-save-article arg)))
11816 (defun gnus-summary-muttprint (&optional arg)
11817 "Print the current article using Muttprint.
11818 If N is a positive number, save the N next articles.
11819 If N is a negative number, save the N previous articles.
11820 If N is nil and any articles have been marked with the process mark,
11821 save those articles instead."
11823 (require 'gnus-art)
11824 (let ((gnus-default-article-saver 'gnus-summary-pipe-to-muttprint))
11825 (gnus-summary-save-article arg t)))
11827 (defun gnus-summary-pipe-message (program)
11828 "Pipe the current article through PROGRAM."
11829 (interactive "sProgram: ")
11830 (gnus-summary-select-article)
11831 (let ((mail-header-separator ""))
11832 (gnus-eval-in-buffer-window gnus-article-buffer
11835 (let ((start (window-start))
11836 (inhibit-read-only t))
11837 (message-pipe-buffer-body program)
11838 (set-window-start (get-buffer-window (current-buffer)) start))))))
11840 (defun gnus-get-split-value (methods)
11841 "Return a value based on the split METHODS."
11842 (let (split-name method result match)
11844 (with-current-buffer gnus-original-article-buffer
11846 (nnheader-narrow-to-headers)
11847 (while (and methods (not split-name))
11848 (goto-char (point-min))
11849 (setq method (pop methods))
11850 (setq match (car method))
11853 ;; Regular expression.
11855 (re-search-forward match nil t)))
11860 (setq result (funcall match gnus-newsgroup-name))))
11865 (setq result (eval match)))))
11866 (setq split-name (cdr method))
11867 (cond ((stringp result)
11868 (push (expand-file-name
11869 result gnus-article-save-directory)
11872 (setq split-name (append result split-name)))))))))
11873 (nreverse split-name)))
11875 (defun gnus-valid-move-group-p (group)
11876 (and (boundp group)
11877 (symbol-name group)
11878 (symbol-value group)
11879 (gnus-get-function (gnus-find-method-for-group
11880 (symbol-name group)) 'request-accept-article t)))
11882 (defun gnus-read-move-group-name (prompt default articles prefix)
11883 "Read a group name."
11884 (let* ((split-name (gnus-get-split-value gnus-move-split-methods))
11885 (minibuffer-confirm-incomplete nil) ; XEmacs
11889 (if (> (length articles) 1)
11890 (format "these %d articles" (length articles))
11893 (let (active group)
11894 (when (or (null split-name) (= 1 (length split-name)))
11895 (setq active (gnus-make-hashtable (length gnus-active-hashtb)))
11896 (mapatoms (lambda (symbol)
11897 (setq group (symbol-name symbol))
11898 (when (string-match "[^\000-\177]" group)
11899 (setq group (gnus-group-decoded-name group)))
11900 (set (intern group active) group))
11901 gnus-active-hashtb))
11904 (gnus-completing-read-with-default
11905 default prom active 'gnus-valid-move-group-p nil prefix
11906 'gnus-group-history))
11907 ((= 1 (length split-name))
11908 (gnus-completing-read-with-default
11909 (car split-name) prom active 'gnus-valid-move-group-p nil nil
11910 'gnus-group-history))
11912 (gnus-completing-read-with-default
11913 nil prom (mapcar 'list (nreverse split-name)) nil nil nil
11914 'gnus-group-history)))))
11915 (to-method (gnus-server-to-method (gnus-group-method to-newsgroup)))
11918 (if (or (string= to-newsgroup "")
11919 (string= to-newsgroup prefix))
11920 (setq to-newsgroup default))
11921 (unless to-newsgroup
11922 (error "No group name entered"))
11923 (setq encoded (mm-encode-coding-string
11925 (gnus-group-name-charset to-method to-newsgroup)))
11926 (or (gnus-active encoded)
11927 (gnus-activate-group encoded nil nil to-method)
11928 (if (gnus-y-or-n-p (format "No such group: %s. Create it? "
11930 (or (and (gnus-request-create-group encoded to-method)
11931 (gnus-activate-group encoded nil nil to-method)
11932 (gnus-subscribe-group encoded))
11933 (error "Couldn't create group %s" to-newsgroup)))
11934 (error "No such group: %s" to-newsgroup))
11937 (defvar gnus-summary-save-parts-counter)
11938 (declare-function mm-uu-dissect "mm-uu" (&optional noheader mime-type))
11940 (defun gnus-summary-save-parts (type dir n &optional reverse)
11941 "Save parts matching TYPE to DIR.
11942 If REVERSE, save parts that do not match TYPE."
11944 (list (read-string "Save parts of type: "
11945 (or (car gnus-summary-save-parts-type-history)
11946 gnus-summary-save-parts-default-mime)
11947 'gnus-summary-save-parts-type-history)
11948 (setq gnus-summary-save-parts-last-directory
11949 (read-file-name "Save to directory: "
11950 gnus-summary-save-parts-last-directory
11952 current-prefix-arg))
11953 (gnus-summary-iterate n
11954 (let ((gnus-display-mime-function nil)
11955 gnus-article-prepare-hook
11956 gnus-article-decode-hook
11957 gnus-display-mime-function
11959 (gnus-inhibit-treatment t))
11960 (gnus-summary-select-article))
11961 (with-current-buffer gnus-article-buffer
11962 (let ((handles (or gnus-article-mime-handles
11963 (mm-dissect-buffer nil gnus-article-loose-mime)
11964 (and gnus-article-emulate-mime
11966 (gnus-summary-save-parts-counter 1))
11968 (gnus-summary-save-parts-1 type dir handles reverse)
11969 (unless gnus-article-mime-handles ;; Don't destroy this case.
11970 (mm-destroy-parts handles)))))))
11972 (defun gnus-summary-save-parts-1 (type dir handle reverse)
11973 (if (stringp (car handle))
11974 (mapcar (lambda (h) (gnus-summary-save-parts-1 type dir h reverse))
11977 (not (string-match type (mm-handle-media-type handle)))
11978 (string-match type (mm-handle-media-type handle)))
11979 (let ((file (expand-file-name
11981 mm-file-name-rewrite-functions
11982 (file-name-nondirectory
11984 (mail-content-type-get
11985 (mm-handle-disposition handle) 'filename)
11986 (mail-content-type-get
11987 (mm-handle-type handle) 'name)
11988 (format "%s.%d.%d" gnus-newsgroup-name
11989 (cdr gnus-article-current)
11990 gnus-summary-save-parts-counter))))
11992 (incf gnus-summary-save-parts-counter)
11993 (unless (file-exists-p file)
11994 (mm-save-part-to-file handle file))))))
11996 ;; Summary extract commands
11998 (defun gnus-summary-insert-pseudos (pslist &optional not-view)
11999 (let ((inhibit-read-only t)
12000 (article (gnus-summary-article-number))
12002 (unless (gnus-summary-goto-subject article)
12003 (error "No such article: %d" article))
12004 (gnus-summary-position-point)
12005 ;; If all commands are to be bunched up on one line, we collect
12007 (unless gnus-view-pseudos-separately
12008 (let ((ps (setq pslist (sort pslist 'gnus-pseudos<)))
12011 (setq action (cdr (assq 'action (car ps))))
12012 (setq files (list (cdr (assq 'name (car ps)))))
12013 (while (and ps (cdr ps)
12014 (string= (or action "1")
12015 (or (cdr (assq 'action (cadr ps))) "2")))
12016 (push (cdr (assq 'name (cadr ps))) files)
12017 (setcdr ps (cddr ps)))
12019 (when (not (string-match "%s" action))
12022 (when (assq 'execute (car ps))
12023 (setcdr (assq 'execute (car ps))
12024 (funcall (if (string-match "%s" action)
12031 (shell-quote-argument f)))
12033 (setq ps (cdr ps)))))
12034 (if (and gnus-view-pseudos (not not-view))
12036 (when (assq 'execute (car pslist))
12037 (gnus-execute-command (cdr (assq 'execute (car pslist)))
12038 (eq gnus-view-pseudos 'not-confirm)))
12039 (setq pslist (cdr pslist)))
12042 (setq after-article (or (cdr (assq 'article (car pslist)))
12043 (gnus-summary-article-number)))
12044 (gnus-summary-goto-subject after-article)
12047 (insert " " (file-name-nondirectory
12048 (cdr (assq 'name (car pslist))))
12049 ": " (or (cdr (assq 'execute (car pslist))) "") "\n")
12051 (forward-line -1) ; back to `b'
12052 (gnus-add-text-properties
12053 b (1- e) (list 'gnus-number gnus-reffed-article-number
12054 gnus-mouse-face-prop gnus-mouse-face))
12056 after-article gnus-reffed-article-number
12057 gnus-unread-mark b (car pslist) 0 (- e b))
12058 (setq gnus-newsgroup-unreads
12059 (gnus-add-to-sorted-list gnus-newsgroup-unreads
12060 gnus-reffed-article-number))
12061 (setq gnus-reffed-article-number (1- gnus-reffed-article-number))
12062 (setq pslist (cdr pslist)))))))
12064 (defun gnus-pseudos< (p1 p2)
12065 (let ((c1 (cdr (assq 'action p1)))
12066 (c2 (cdr (assq 'action p2))))
12067 (and c1 c2 (string< c1 c2))))
12069 (defun gnus-request-pseudo-article (props)
12070 (cond ((assq 'execute props)
12071 (gnus-execute-command (cdr (assq 'execute props)))))
12072 (let ((gnus-current-article (gnus-summary-article-number)))
12073 (gnus-run-hooks 'gnus-mark-article-hook)))
12075 (defun gnus-execute-command (command &optional automatic)
12077 (gnus-article-setup-buffer)
12078 (set-buffer gnus-article-buffer)
12079 (setq buffer-read-only nil)
12080 (let ((command (if automatic command
12081 (read-string "Command: " (cons command 0)))))
12083 (insert "$ " command "\n\n")
12084 (if gnus-view-pseudo-asynchronously
12085 (start-process "gnus-execute" (current-buffer) shell-file-name
12086 shell-command-switch command)
12087 (call-process shell-file-name nil t nil
12088 shell-command-switch command)))))
12090 ;; Summary kill commands.
12092 (defun gnus-summary-edit-global-kill (article)
12093 "Edit the \"global\" kill file."
12094 (interactive (list (gnus-summary-article-number)))
12095 (gnus-group-edit-global-kill article))
12097 (defun gnus-summary-edit-local-kill ()
12098 "Edit a local kill file applied to the current newsgroup."
12100 (setq gnus-current-headers (gnus-summary-article-header))
12101 (gnus-group-edit-local-kill
12102 (gnus-summary-article-number) gnus-newsgroup-name))
12104 ;;; Header reading.
12106 (defun gnus-read-header (id &optional header)
12107 "Read the headers of article ID and enter them into the Gnus system."
12108 (let ((group gnus-newsgroup-name)
12109 (gnus-override-method
12111 gnus-override-method
12112 (and (gnus-news-group-p gnus-newsgroup-name)
12113 (car (gnus-refer-article-methods)))))
12115 ;; First we check to see whether the header in question is already
12118 ;; This is a Message-ID.
12119 (setq header (or header (gnus-id-to-header id)))
12120 ;; This is an article number.
12121 (setq header (or header (gnus-summary-article-header id))))
12123 (not (gnus-summary-article-sparse-p (mail-header-number header))))
12124 ;; We have found the header.
12126 ;; We have to really fetch the header to this article.
12127 (with-current-buffer nntp-server-buffer
12128 (when (setq where (gnus-request-head id group))
12129 (nnheader-fold-continuation-lines)
12130 (goto-char (point-max))
12132 (goto-char (point-min))
12136 ((cdr where) (cdr where))
12137 (header (mail-header-number header))
12138 (t gnus-reffed-article-number))
12140 (insert " Article retrieved.\n"))
12141 (if (or (not where)
12142 (not (setq header (car (gnus-get-newsgroup-headers nil t)))))
12143 () ; Malformed head.
12144 (unless (gnus-summary-article-sparse-p (mail-header-number header))
12145 (when (and (stringp id)
12147 (not (string= (gnus-group-real-name group)
12149 (not (gnus-server-equal gnus-override-method
12150 (gnus-group-method group)))))
12151 ;; If we fetched by Message-ID and the article came from
12152 ;; a different group (or server), we fudge some bogus
12153 ;; article numbers for this article.
12154 (mail-header-set-number header gnus-reffed-article-number))
12155 (with-current-buffer gnus-summary-buffer
12156 (decf gnus-reffed-article-number)
12157 (gnus-remove-header (mail-header-number header))
12158 (push header gnus-newsgroup-headers)
12159 (setq gnus-current-headers header)
12160 (push (mail-header-number header) gnus-newsgroup-limit)))
12163 (defun gnus-remove-header (number)
12164 "Remove header NUMBER from `gnus-newsgroup-headers'."
12165 (if (and gnus-newsgroup-headers
12166 (= number (mail-header-number (car gnus-newsgroup-headers))))
12167 (pop gnus-newsgroup-headers)
12168 (let ((headers gnus-newsgroup-headers))
12169 (while (and (cdr headers)
12170 (not (= number (mail-header-number (cadr headers)))))
12172 (when (cdr headers)
12173 (setcdr headers (cddr headers))))))
12176 ;;; summary highlights
12179 (defun gnus-highlight-selected-summary ()
12180 "Highlight selected article in summary buffer."
12181 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
12182 (when gnus-summary-selected-face
12184 (let* ((beg (point-at-bol))
12185 (end (point-at-eol))
12186 ;; Fix by Mike Dugan <dugan@bucrf16.bu.edu>.
12187 (from (if (get-text-property beg gnus-mouse-face-prop)
12189 (or (next-single-property-change
12190 beg gnus-mouse-face-prop nil end)
12195 (or (next-single-property-change
12196 from gnus-mouse-face-prop nil end)
12198 ;; If no mouse-face prop on line we will have to = from = end,
12199 ;; so we highlight the entire line instead.
12200 (when (= (+ to 2) from)
12203 (if gnus-newsgroup-selected-overlay
12204 ;; Move old overlay.
12206 gnus-newsgroup-selected-overlay from to (current-buffer))
12207 ;; Create new overlay.
12209 (setq gnus-newsgroup-selected-overlay (gnus-make-overlay from to))
12210 'face gnus-summary-selected-face))))))
12212 (defvar gnus-summary-highlight-line-cached nil)
12213 (defvar gnus-summary-highlight-line-trigger nil)
12215 (defun gnus-summary-highlight-line-0 ()
12216 (if (and (eq gnus-summary-highlight-line-trigger
12217 gnus-summary-highlight)
12218 gnus-summary-highlight-line-cached)
12219 gnus-summary-highlight-line-cached
12220 (setq gnus-summary-highlight-line-trigger gnus-summary-highlight
12221 gnus-summary-highlight-line-cached
12222 (let* ((cond (list 'cond))
12224 (list gnus-summary-highlight))
12226 (setcdr c (cons (list (caar list) (list 'quote (cdar list)))
12230 (gnus-byte-compile (list 'lambda nil cond))))))
12232 (defun gnus-summary-highlight-line ()
12233 "Highlight current line according to `gnus-summary-highlight'."
12234 (let* ((beg (point-at-bol))
12235 (article (or (gnus-summary-article-number) gnus-current-article))
12236 (score (or (cdr (assq article
12237 gnus-newsgroup-scored))
12238 gnus-summary-default-score 0))
12239 (mark (or (gnus-summary-article-mark) gnus-unread-mark))
12240 (inhibit-read-only t)
12241 (default gnus-summary-default-score)
12242 (default-high gnus-summary-default-high-score)
12243 (default-low gnus-summary-default-low-score)
12244 (uncached (and gnus-summary-use-undownloaded-faces
12245 (memq article gnus-newsgroup-undownloaded)
12246 (not (memq article gnus-newsgroup-cached)))))
12247 (let ((face (funcall (gnus-summary-highlight-line-0))))
12248 (unless (eq face (get-text-property beg 'face))
12249 (gnus-put-text-property-excluding-characters-with-faces
12250 beg (point-at-eol) 'face
12251 (setq face (if (boundp face) (symbol-value face) face)))
12252 (when gnus-summary-highlight-line-function
12253 (funcall gnus-summary-highlight-line-function article face))))))
12255 (defun gnus-update-read-articles (group unread &optional compute)
12256 "Update the list of read articles in GROUP.
12257 UNREAD is a sorted list."
12258 (let ((active (or gnus-newsgroup-active (gnus-active group)))
12259 (info (gnus-get-info group))
12262 (if (or (not info) (not active))
12263 ;; There is no info on this group if it was, in fact,
12264 ;; killed. Gnus stores no information on killed groups, so
12265 ;; there's nothing to be done.
12266 ;; One could store the information somewhere temporarily,
12267 ;; perhaps... Hmmm...
12269 ;; Remove any negative articles numbers.
12270 (while (and unread (< (car unread) 0))
12271 (setq unread (cdr unread)))
12272 ;; Remove any expired article numbers
12273 (while (and unread (< (car unread) (car active)))
12274 (setq unread (cdr unread)))
12275 ;; Compute the ranges of read articles by looking at the list of
12276 ;; unread articles.
12278 (when (/= (car unread) prev)
12279 (push (if (= prev (1- (car unread))) prev
12280 (cons prev (1- (car unread))))
12282 (setq prev (1+ (car unread)))
12283 (setq unread (cdr unread)))
12284 (when (<= prev (cdr active))
12285 (push (cons prev (cdr active)) read))
12286 (setq read (if (> (length read) 1) (nreverse read) read))
12291 ;; Propagate the read marks to the backend.
12292 (when (and gnus-propagate-marks
12293 (gnus-check-backend-function 'request-set-mark group))
12294 (let ((del (gnus-remove-from-range (gnus-info-read info) read))
12295 (add (gnus-remove-from-range read (gnus-info-read info))))
12297 (unless (gnus-check-group group)
12298 (error "Can't open server for %s" group))
12299 (gnus-request-set-mark
12300 group (delq nil (list (if add (list add 'add '(read)))
12301 (if del (list del 'del '(read))))))
12303 `(gnus-request-set-mark
12306 (if del (list del 'add '(read)))
12307 (if add (list add 'del '(read))))))))))
12308 (set-buffer gnus-group-buffer)
12309 (gnus-undo-register
12311 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
12312 (gnus-info-set-read ',info ',(gnus-info-read info))
12313 (gnus-get-unread-articles-in-group ',info
12314 (gnus-active ,group))
12315 (gnus-group-update-group ,group t)
12317 ;; Enter this list into the group info.
12318 (gnus-info-set-read info read)
12319 ;; Set the number of unread articles in gnus-newsrc-hashtb.
12320 (gnus-get-unread-articles-in-group info (gnus-active group))
12323 (defun gnus-offer-save-summaries ()
12324 "Offer to save all active summary buffers."
12326 ;; Go through all buffers and find all summaries.
12327 (dolist (buffer (buffer-list))
12328 (when (and (setq buffer (buffer-name buffer))
12329 (string-match "Summary" buffer)
12330 (with-current-buffer buffer
12331 ;; We check that this is, indeed, a summary buffer.
12332 (and (eq major-mode 'gnus-summary-mode)
12333 ;; Also make sure this isn't bogus.
12334 gnus-newsgroup-prepared
12335 ;; Also make sure that this isn't a
12336 ;; dead summary buffer.
12337 (not gnus-dead-summary-mode))))
12338 (push buffer buffers)))
12339 ;; Go through all these summary buffers and offer to save them.
12343 "Update summary buffer %s? "
12345 (switch-to-buffer buf)
12346 (gnus-summary-exit))
12349 (defun gnus-summary-setup-default-charset ()
12350 "Setup newsgroup default charset."
12351 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
12352 (setq gnus-newsgroup-charset nil)
12353 (let* ((ignored-charsets
12354 (or gnus-newsgroup-ephemeral-ignored-charsets
12356 (and gnus-newsgroup-name
12357 (gnus-parameter-ignored-charsets gnus-newsgroup-name))
12358 gnus-newsgroup-ignored-charsets))))
12359 (setq gnus-newsgroup-charset
12360 (or gnus-newsgroup-ephemeral-charset
12361 (and gnus-newsgroup-name
12362 (gnus-parameter-charset gnus-newsgroup-name))
12363 gnus-default-charset))
12364 (set (make-local-variable 'gnus-newsgroup-ignored-charsets)
12365 ignored-charsets))))
12371 (defun gnus-summary-display-buttonized (&optional show-all-parts)
12372 "Display the current article buffer fully MIME-buttonized.
12373 If SHOW-ALL-PARTS (the prefix) is non-nil, all multipart/* parts are
12374 treated as multipart/mixed."
12376 (require 'gnus-art)
12377 (let ((gnus-unbuttonized-mime-types nil)
12378 (gnus-mime-display-multipart-as-mixed show-all-parts))
12379 (gnus-summary-show-article)))
12381 (defun gnus-summary-repair-multipart (article)
12382 "Add a Content-Type header to a multipart article without one."
12383 (interactive (list (gnus-summary-article-number)))
12384 (gnus-with-article article
12385 (message-narrow-to-head)
12386 (message-remove-header "Mime-Version")
12387 (goto-char (point-max))
12388 (insert "Mime-Version: 1.0\n")
12390 (when (search-forward "\n--" nil t)
12391 (let ((separator (buffer-substring (point) (point-at-eol))))
12392 (message-narrow-to-head)
12393 (message-remove-header "Content-Type")
12394 (goto-char (point-max))
12395 (insert (format "Content-Type: multipart/mixed; boundary=\"%s\"\n"
12398 (let (gnus-mark-article-hook)
12399 (gnus-summary-select-article t t nil article)))
12401 (defun gnus-summary-toggle-display-buttonized ()
12402 "Toggle the buttonizing of the article buffer."
12404 (require 'gnus-art)
12405 (if (setq gnus-inhibit-mime-unbuttonizing
12406 (not gnus-inhibit-mime-unbuttonizing))
12407 (let ((gnus-unbuttonized-mime-types nil))
12408 (gnus-summary-show-article))
12409 (gnus-summary-show-article)))
12412 ;;; Generic summary marking commands
12415 (defvar gnus-summary-marking-alist
12416 '((read gnus-del-mark "d")
12417 (unread gnus-unread-mark "u")
12418 (ticked gnus-ticked-mark "!")
12419 (dormant gnus-dormant-mark "?")
12420 (expirable gnus-expirable-mark "e"))
12421 "An alist of names/marks/keystrokes.")
12423 (defvar gnus-summary-generic-mark-map (make-sparse-keymap))
12424 (defvar gnus-summary-mark-map)
12426 (defun gnus-summary-make-all-marking-commands ()
12427 (define-key gnus-summary-mark-map "M" gnus-summary-generic-mark-map)
12428 (dolist (elem gnus-summary-marking-alist)
12429 (apply 'gnus-summary-make-marking-command elem)))
12431 (defun gnus-summary-make-marking-command (name mark keystroke)
12432 (let ((map (make-sparse-keymap)))
12433 (define-key gnus-summary-generic-mark-map keystroke map)
12434 (dolist (lway `((next "next" next nil "n")
12435 (next-unread "next unread" next t "N")
12436 (prev "previous" prev nil "p")
12437 (prev-unread "previous unread" prev t "P")
12438 (nomove "" nil nil ,keystroke)))
12439 (let ((func (gnus-summary-make-marking-command-1
12440 mark (car lway) lway name)))
12441 (setq func (eval func))
12442 (define-key map (nth 4 lway) func)))))
12444 (defun gnus-summary-make-marking-command-1 (mark way lway name)
12446 (format "gnus-summary-put-mark-as-%s%s"
12447 name (if (eq way 'nomove)
12449 (concat "-" (symbol-name way)))))
12452 "Mark the current article as %s%s.
12453 If N, the prefix, then repeat N times.
12454 If N is negative, move in reverse order.
12455 The difference between N and the actual number of articles marked is
12459 (gnus-summary-generic-mark n ,mark ',(nth 2 lway) ,(nth 3 lway))))
12461 (defun gnus-summary-generic-mark (n mark move unread)
12462 "Mark N articles with MARK."
12463 (unless (eq major-mode 'gnus-summary-mode)
12464 (error "This command can only be used in the summary buffer"))
12465 (gnus-summary-show-thread)
12468 ((eq move 'next) 1)
12469 ((eq move 'prev) -1)
12471 (if (zerop nummove)
12475 nummove (* -1 nummove))))
12476 (while (and (> n 0)
12477 (gnus-summary-mark-article nil mark)
12478 (zerop (gnus-summary-next-subject nummove unread t)))
12481 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
12482 (gnus-summary-recenter)
12483 (gnus-summary-position-point)
12484 (gnus-set-mode-line 'summary)
12487 (defun gnus-summary-insert-articles (articles)
12488 (when (setq articles
12489 (gnus-sorted-difference articles
12490 (mapcar (lambda (h)
12491 (mail-header-number h))
12492 gnus-newsgroup-headers)))
12493 (setq gnus-newsgroup-headers
12495 gnus-newsgroup-headers
12496 (gnus-fetch-headers articles)
12497 'gnus-article-sort-by-number))
12498 ;; Suppress duplicates?
12499 (when gnus-suppress-duplicates
12500 (gnus-dup-suppress-articles))
12502 (if (and gnus-fetch-old-headers
12503 (eq gnus-headers-retrieved-by 'nov))
12504 ;; We might want to build some more threads first.
12505 (if (eq gnus-fetch-old-headers 'invisible)
12506 (gnus-build-all-threads)
12507 (gnus-build-old-threads))
12508 ;; Mark the inserted articles that are unread as unread.
12509 (setq gnus-newsgroup-unreads
12510 (gnus-sorted-nunion
12511 gnus-newsgroup-unreads
12512 (gnus-sorted-nintersection
12513 (gnus-list-of-unread-articles gnus-newsgroup-name)
12515 ;; Mark the inserted articles as selected so that the information
12516 ;; of the marks having been changed by a user may be updated when
12517 ;; exiting this group. See `gnus-summary-update-info'.
12518 (dolist (art articles)
12519 (setq gnus-newsgroup-unselected (delq art gnus-newsgroup-unselected))))
12520 ;; Let the Gnus agent mark articles as read.
12522 (gnus-agent-get-undownloaded-list))
12523 ;; Remove list identifiers from subject
12524 (when gnus-list-identifiers
12525 (gnus-summary-remove-list-identifiers))
12526 ;; First and last article in this newsgroup.
12527 (when gnus-newsgroup-headers
12528 (setq gnus-newsgroup-begin
12529 (mail-header-number (car gnus-newsgroup-headers))
12531 (mail-header-number
12532 (gnus-last-element gnus-newsgroup-headers))))
12533 (when gnus-use-scoring
12534 (gnus-possibly-score-headers))))
12536 (defun gnus-summary-insert-old-articles (&optional all)
12537 "Insert all old articles in this group.
12538 If ALL is non-nil, already read articles become readable.
12539 If ALL is a number, fetch this number of articles."
12542 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
12545 ;; Some nntp servers lie about their active range. When
12546 ;; this happens, the active range can be in the millions.
12547 ;; Use a compressed range to avoid creating a huge list.
12548 (gnus-range-difference (list gnus-newsgroup-active) old))
12549 (setq len (gnus-range-length older))
12554 (let ((older-range (nreverse older)))
12558 (let* ((r (pop older-range))
12559 (min (if (numberp r) r (car r)))
12560 (max (if (numberp r) r (cdr r))))
12561 (while (and (<= min max)
12566 (setq older (gnus-uncompress-range older))))
12568 (setq older (gnus-uncompress-range older)))
12570 (when (and (numberp gnus-large-newsgroup)
12571 (> len gnus-large-newsgroup))
12572 (let* ((cursor-in-echo-area nil)
12573 (initial (gnus-parameter-large-newsgroup-initial
12574 gnus-newsgroup-name))
12578 "How many articles from %s (%s %d): "
12579 (gnus-group-decoded-name gnus-newsgroup-name)
12580 (if initial "max" "default")
12583 (cons (number-to-string initial)
12585 (unless (string-match "^[ \t]*$" input)
12586 (setq all (string-to-number input))
12588 (let ((older-range (nreverse older)))
12592 (let* ((r (pop older-range))
12593 (min (if (numberp r) r (car r)))
12594 (max (if (numberp r) r (cdr r))))
12595 (while (and (<= min max)
12599 max (1- max))))))))))
12600 (setq older (gnus-uncompress-range older))))
12602 (message "No old news.")
12603 (gnus-summary-insert-articles older)
12604 (gnus-summary-limit (gnus-sorted-nunion old older))))
12605 (gnus-summary-position-point)))
12607 (defun gnus-summary-insert-new-articles ()
12608 "Insert all new articles in this group."
12611 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
12612 (old-active gnus-newsgroup-active)
12613 (nnmail-fetched-sources (list t))
12615 (setq gnus-newsgroup-active
12616 (gnus-activate-group gnus-newsgroup-name 'scan))
12617 (setq i (cdr gnus-newsgroup-active))
12618 (while (> i (cdr old-active))
12622 (message "No gnus is bad news")
12623 (gnus-summary-insert-articles new)
12624 (setq gnus-newsgroup-unreads
12625 (gnus-sorted-nunion gnus-newsgroup-unreads new))
12626 (gnus-summary-limit (gnus-sorted-nunion old new))))
12627 (gnus-summary-position-point)))
12629 ;;; Bookmark support for Gnus.
12630 (declare-function bookmark-make-record-default "bookmark" (&optional pos-only))
12631 (declare-function bookmark-prop-get "bookmark" (bookmark prop))
12632 (declare-function bookmark-default-handler "bookmark" (bmk))
12633 (declare-function bookmark-get-bookmark-record "bookmark" (bmk))
12635 (defun gnus-summary-bookmark-make-record ()
12636 "Make a bookmark entry for a Gnus summary buffer."
12637 (unless (and (derived-mode-p 'gnus-summary-mode) gnus-article-current)
12638 (error "Please retry from the Gnus summary buffer")) ;[1]
12639 (let* ((subject (elt (gnus-summary-article-header) 1))
12640 (grp (car gnus-article-current))
12641 (art (cdr gnus-article-current))
12642 (head (gnus-summary-article-header art))
12643 (id (mail-header-id head)))
12645 ,@(bookmark-make-record-default 'point-only)
12646 (location . ,(format "Gnus %s:%d:%s" grp art id))
12647 (group . ,grp) (article . ,art)
12648 (message-id . ,id) (handler . gnus-summary-bookmark-jump))))
12651 (defun gnus-summary-bookmark-jump (bookmark)
12652 "Handler function for record returned by `gnus-summary-bookmark-make-record'.
12653 BOOKMARK is a bookmark name or a bookmark record."
12654 (let ((group (bookmark-prop-get bookmark 'group))
12655 (article (bookmark-prop-get bookmark 'article))
12656 (id (bookmark-prop-get bookmark 'message-id)))
12657 (gnus-fetch-group group (list article))
12658 (gnus-summary-insert-cached-articles)
12659 (gnus-summary-goto-article id nil 'force)
12660 (bookmark-default-handler
12662 (buffer . ,(current-buffer))
12663 . ,(bookmark-get-bookmark-record bookmark)))))
12665 (gnus-summary-make-all-marking-commands)
12667 (gnus-ems-redefine)
12669 (provide 'gnus-sum)
12671 (run-hooks 'gnus-sum-load-hook)
12673 ;; Local Variables:
12674 ;; coding: iso-8859-1
12677 ;; arch-tag: 17c6748f-6d00-4d36-bf01-835c42f31235
12678 ;;; gnus-sum.el ends here