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 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, or (at your option)
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; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, USA.
32 (defvar tool-bar-mode))
45 (autoload 'gnus-summary-limit-include-cached "gnus-cache" nil t)
46 (autoload 'gnus-cache-write-active "gnus-cache")
47 (autoload 'gnus-mailing-list-insinuate "gnus-ml" nil t)
48 (autoload 'turn-on-gnus-mailing-list-mode "gnus-ml" nil t)
49 (autoload 'gnus-pick-line-number "gnus-salt" nil t)
50 (autoload 'mm-uu-dissect "mm-uu")
51 (autoload 'gnus-article-outlook-deuglify-article "deuglify"
52 "Deuglify broken Outlook (Express) articles and redisplay."
54 (autoload 'gnus-article-outlook-unwrap-lines "deuglify" nil t)
55 (autoload 'gnus-article-outlook-repair-attribution "deuglify" nil t)
56 (autoload 'gnus-article-outlook-rearrange-citation "deuglify" nil t)
58 (defcustom gnus-kill-summary-on-exit t
59 "*If non-nil, kill the summary buffer when you exit from it.
60 If nil, the summary will become a \"*Dead Summary*\" buffer, and
61 it will be killed sometime later."
62 :group 'gnus-summary-exit
65 (defcustom gnus-summary-next-group-on-exit t
66 "If non-nil, go to the next unread newsgroup on summary exit.
67 See `gnus-group-goto-unread'."
68 :link '(custom-manual "(gnus)Group Maneuvering")
69 :group 'gnus-summary-exit
70 :version "23.0" ;; No Gnus
73 (defcustom gnus-fetch-old-headers nil
74 "*Non-nil means that Gnus will try to build threads by grabbing old headers.
75 If an unread article in the group refers to an older, already
76 read (or just marked as read) article, the old article will not
77 normally be displayed in the Summary buffer. If this variable is
78 t, Gnus will attempt to grab the headers to the old articles, and
79 thereby build complete threads. If it has the value `some', all
80 old headers will be fetched but only enough headers to connect
81 otherwise loose threads will be displayed. This variable can
82 also be a number. In that case, no more than that number of old
83 headers will be fetched. If it has the value `invisible', all
84 old headers will be fetched, but none will be displayed.
86 The server has to support NOV for any of this to work.
88 This feature can seriously impact performance it ignores all
89 locally cached header entries."
91 :type '(choice (const :tag "off" nil)
96 (sexp :menu-tag "other" t)))
98 (defcustom gnus-refer-thread-limit 500
99 "*The number of old headers to fetch when doing \\<gnus-summary-mode-map>\\[gnus-summary-refer-thread].
100 If t, fetch all the available old headers."
102 :type '(choice number
103 (sexp :menu-tag "other" t)))
105 (defcustom gnus-summary-make-false-root 'adopt
106 "*nil means that Gnus won't gather loose threads.
107 If the root of a thread has expired or been read in a previous
108 session, the information necessary to build a complete thread has been
109 lost. Instead of having many small sub-threads from this original thread
110 scattered all over the summary buffer, Gnus can gather them.
112 If non-nil, Gnus will try to gather all loose sub-threads from an
113 original thread into one large thread.
115 If this variable is non-nil, it should be one of `none', `adopt',
118 If this variable is `none', Gnus will not make a false root, but just
119 present the sub-threads after another.
120 If this variable is `dummy', Gnus will create a dummy root that will
121 have all the sub-threads as children.
122 If this variable is `adopt', Gnus will make one of the \"children\"
123 the parent and mark all the step-children as such.
124 If this variable is `empty', the \"children\" are printed with empty
125 subject fields. (Or rather, they will be printed with a string
126 given by the `gnus-summary-same-subject' variable.)"
128 :type '(choice (const :tag "off" nil)
134 (defcustom gnus-summary-make-false-root-always nil
135 "Always make a false dummy root."
140 (defcustom gnus-summary-gather-exclude-subject "^ *$\\|^(none)$"
141 "*A regexp to match subjects to be excluded from loose thread gathering.
142 As loose thread gathering is done on subjects only, that means that
143 there can be many false gatherings performed. By rooting out certain
144 common subjects, gathering might become saner."
148 (defcustom gnus-summary-gather-subject-limit nil
149 "*Maximum length of subject comparisons when gathering loose threads.
150 Use nil to compare full subjects. Setting this variable to a low
151 number will help gather threads that have been corrupted by
152 newsreaders chopping off subject lines, but it might also mean that
153 unrelated articles that have subject that happen to begin with the
154 same few characters will be incorrectly gathered.
156 If this variable is `fuzzy', Gnus will use a fuzzy algorithm when
159 :type '(choice (const :tag "off" nil)
161 (sexp :menu-tag "on" t)))
163 (defcustom gnus-simplify-subject-functions nil
164 "List of functions taking a string argument that simplify subjects.
165 The functions are applied recursively.
167 Useful functions to put in this list include:
168 `gnus-simplify-subject-re', `gnus-simplify-subject-fuzzy',
169 `gnus-simplify-whitespace', and `gnus-simplify-all-whitespace'."
171 :type '(repeat function))
173 (defcustom gnus-simplify-ignored-prefixes nil
174 "*Remove matches for this regexp from subject lines when simplifying fuzzily."
176 :type '(choice (const :tag "off" nil)
179 (defcustom gnus-build-sparse-threads nil
180 "*If non-nil, fill in the gaps in threads.
181 If `some', only fill in the gaps that are needed to tie loose threads
182 together. If `more', fill in all leaf nodes that Gnus can find. If
183 non-nil and non-`some', fill in all gaps that Gnus manages to guess."
185 :type '(choice (const :tag "off" nil)
188 (sexp :menu-tag "all" t)))
190 (defcustom gnus-summary-thread-gathering-function
191 'gnus-gather-threads-by-subject
192 "*Function used for gathering loose threads.
193 There are two pre-defined functions: `gnus-gather-threads-by-subject',
194 which only takes Subjects into consideration; and
195 `gnus-gather-threads-by-references', which compared the References
196 headers of the articles to find matches."
198 :type '(radio (function-item gnus-gather-threads-by-subject)
199 (function-item gnus-gather-threads-by-references)
200 (function :tag "other")))
202 (defcustom gnus-summary-same-subject ""
203 "*String indicating that the current article has the same subject as the previous.
204 This variable will only be used if the value of
205 `gnus-summary-make-false-root' is `empty'."
206 :group 'gnus-summary-format
209 (defcustom gnus-summary-goto-unread t
210 "*If t, many commands will go to the next unread article.
211 This applies to marking commands as well as other commands that
212 \"naturally\" select the next article, like, for instance, `SPC' at
213 the end of an article.
215 If nil, the marking commands do NOT go to the next unread article
216 \(they go to the next article instead). If `never', commands that
217 usually go to the next unread article, will go to the next article,
218 whether it is read or not."
219 :group 'gnus-summary-marks
220 :link '(custom-manual "(gnus)Setting Marks")
221 :type '(choice (const :tag "off" nil)
223 (sexp :menu-tag "on" t)))
225 (defcustom gnus-summary-default-score 0
226 "*Default article score level.
227 All scores generated by the score files will be added to this score.
228 If this variable is nil, scoring will be disabled."
229 :group 'gnus-score-default
230 :type '(choice (const :tag "disable")
233 (defcustom gnus-summary-default-high-score 0
234 "*Default threshold for a high scored article.
235 An article will be highlighted as high scored if its score is greater
238 :group 'gnus-score-default
241 (defcustom gnus-summary-default-low-score 0
242 "*Default threshold for a low scored article.
243 An article will be highlighted as low scored if its score is smaller
246 :group 'gnus-score-default
249 (defcustom gnus-summary-zcore-fuzz 0
250 "*Fuzziness factor for the zcore in the summary buffer.
251 Articles with scores closer than this to `gnus-summary-default-score'
253 :group 'gnus-summary-format
256 (defcustom gnus-simplify-subject-fuzzy-regexp nil
257 "*Strings to be removed when doing fuzzy matches.
258 This can either be a regular expression or list of regular expressions
259 that will be removed from subject strings if fuzzy subject
260 simplification is selected."
262 :type '(repeat regexp))
264 (defcustom gnus-show-threads t
265 "*If non-nil, display threads in summary mode."
269 (defcustom gnus-thread-hide-subtree nil
270 "*If non-nil, hide all threads initially.
271 This can be a predicate specifier which says which threads to hide.
272 If threads are hidden, you have to run the command
273 `gnus-summary-show-thread' by hand or select an article."
275 :type '(radio (sexp :format "Non-nil\n"
276 :match (lambda (widget value)
277 (not (or (consp value) (functionp value))))
280 (sexp :tag "Predicate specifier")))
282 (defcustom gnus-thread-hide-killed t
283 "*If non-nil, hide killed threads automatically."
287 (defcustom gnus-thread-ignore-subject t
288 "*If non-nil, which is the default, ignore subjects and do all threading based on the Reference header.
289 If nil, articles that have different subjects from their parents will
290 start separate threads."
294 (defcustom gnus-thread-operation-ignore-subject t
295 "*If non-nil, subjects will be ignored when doing thread commands.
296 This affects commands like `gnus-summary-kill-thread' and
297 `gnus-summary-lower-thread'.
299 If this variable is nil, articles in the same thread with different
300 subjects will not be included in the operation in question. If this
301 variable is `fuzzy', only articles that have subjects that are fuzzily
302 equal will be included."
304 :type '(choice (const :tag "off" nil)
308 (defcustom gnus-thread-indent-level 4
309 "*Number that says how much each sub-thread should be indented."
313 (defcustom gnus-auto-extend-newsgroup t
314 "*If non-nil, extend newsgroup forward and backward when requested."
315 :group 'gnus-summary-choose
318 (defcustom gnus-auto-select-first t
319 "If non-nil, select an article on group entry.
320 An article is selected automatically when entering a group
321 e.g. with \\<gnus-group-mode-map>\\[gnus-group-read-group], or via `gnus-summary-next-page' or
322 `gnus-summary-catchup-and-goto-next-group'.
324 Which article is selected is controlled by the variable
325 `gnus-auto-select-subject'.
327 If you want to prevent automatic selection of articles in some
328 newsgroups, set the variable to nil in `gnus-select-group-hook'."
329 ;; Commands include...
330 ;; \\<gnus-group-mode-map>\\[gnus-group-read-group]
331 ;; \\<gnus-summary-mode-map>\\[gnus-summary-next-page]
332 ;; \\<gnus-summary-mode-map>\\[gnus-summary-catchup-and-goto-next-group]
333 :group 'gnus-group-select
334 :type '(choice (const :tag "none" nil)
335 (sexp :menu-tag "first" t)))
337 (defcustom gnus-auto-select-subject 'unread
338 "*Says what subject to place under point when entering a group.
340 This variable can either be the symbols `first' (place point on the
341 first subject), `unread' (place point on the subject line of the first
342 unread article), `best' (place point on the subject line of the
343 higest-scored article), `unseen' (place point on the subject line of
344 the first unseen article), `unseen-or-unread' (place point on the subject
345 line of the first unseen article or, if all article have been seen, on the
346 subject line of the first unread article), or a function to be called to
347 place point on some subject line."
349 :group 'gnus-group-select
350 :type '(choice (const best)
354 (const unseen-or-unread)))
356 (defcustom gnus-auto-select-next t
357 "*If non-nil, offer to go to the next group from the end of the previous.
358 If the value is t and the next newsgroup is empty, Gnus will exit
359 summary mode and go back to group mode. If the value is neither nil
360 nor t, Gnus will select the following unread newsgroup. In
361 particular, if the value is the symbol `quietly', the next unread
362 newsgroup will be selected without any confirmation, and if it is
363 `almost-quietly', the next group will be selected without any
364 confirmation if you are located on the last article in the group.
365 Finally, if this variable is `slightly-quietly', the `\\<gnus-summary-mode-map>\\[gnus-summary-catchup-and-goto-next-group]' command
366 will go to the next group without confirmation."
367 :group 'gnus-summary-maneuvering
368 :type '(choice (const :tag "off" nil)
370 (const almost-quietly)
371 (const slightly-quietly)
372 (sexp :menu-tag "on" t)))
374 (defcustom gnus-auto-select-same nil
375 "*If non-nil, select the next article with the same subject.
376 If there are no more articles with the same subject, go to
377 the first unread article."
378 :group 'gnus-summary-maneuvering
381 (defcustom gnus-auto-select-on-ephemeral-exit 'next-noselect
382 "What article should be selected after exiting an ephemeral group.
383 Valid values include:
386 Select the next article.
388 Select the next unread article.
390 Move the cursor to the next article. This is the default.
391 `next-unread-noselect'
392 Move the cursor to the next unread article.
394 If it has any other value or there is no next (unread) article, the
395 article selected before entering to the ephemeral group will appear."
396 :version "23.0" ;; No Gnus
397 :group 'gnus-summary-maneuvering
398 :type '(choice :format "%{%t%}:\n %[Value Menu%] %v"
399 (const next) (const next-unread)
400 (const next-noselect) (const next-unread-noselect)
401 (sexp :tag "other" :value nil)))
403 (defcustom gnus-auto-goto-ignores 'unfetched
404 "*Says how to handle unfetched articles when maneuvering.
406 This variable can either be the symbols nil (maneuver to any
407 article), `undownloaded' (maneuvering while unplugged ignores articles
408 that have not been fetched), `always-undownloaded' (maneuvering always
409 ignores articles that have not been fetched), `unfetched' (maneuvering
410 ignores articles whose headers have not been fetched).
412 NOTE: The list of unfetched articles will always be nil when plugged
413 and, when unplugged, a subset of the undownloaded article list."
415 :group 'gnus-summary-maneuvering
416 :type '(choice (const :tag "None" nil)
417 (const :tag "Undownloaded when unplugged" undownloaded)
418 (const :tag "Undownloaded" always-undownloaded)
419 (const :tag "Unfetched" unfetched)))
421 (defcustom gnus-summary-check-current nil
422 "*If non-nil, consider the current article when moving.
423 The \"unread\" movement commands will stay on the same line if the
424 current article is unread."
425 :group 'gnus-summary-maneuvering
428 (defcustom gnus-auto-center-summary 2
429 "*If non-nil, always center the current summary buffer.
430 In particular, if `vertical' do only vertical recentering. If non-nil
431 and non-`vertical', do both horizontal and vertical recentering."
432 :group 'gnus-summary-maneuvering
433 :type '(choice (const :tag "none" nil)
435 (integer :tag "height")
436 (sexp :menu-tag "both" t)))
438 (defvar gnus-auto-center-group t
439 "*If non-nil, always center the group buffer.")
441 (defcustom gnus-show-all-headers nil
442 "*If non-nil, don't hide any headers."
443 :group 'gnus-article-hiding
444 :group 'gnus-article-headers
447 (defcustom gnus-summary-ignore-duplicates nil
448 "*If non-nil, ignore articles with identical Message-ID headers."
452 (defcustom gnus-single-article-buffer t
453 "*If non-nil, display all articles in the same buffer.
454 If nil, each group will get its own article buffer."
455 :group 'gnus-article-various
458 (defcustom gnus-break-pages t
459 "*If non-nil, do page breaking on articles.
460 The page delimiter is specified by the `gnus-page-delimiter'
462 :group 'gnus-article-various
465 (defcustom gnus-move-split-methods nil
466 "*Variable used to suggest where articles are to be moved to.
467 It uses the same syntax as the `gnus-split-methods' variable.
468 However, whereas `gnus-split-methods' specifies file names as targets,
469 this variable specifies group names."
470 :group 'gnus-summary-mail
471 :type '(repeat (choice (list :value (fun) function)
472 (cons :value ("" "") regexp (repeat string))
475 (defcustom gnus-move-group-prefix-function 'gnus-group-real-prefix
476 "Function used to compute default prefix for article move/copy/etc prompts.
477 The function should take one argument, a group name, and return a
478 string with the suggested prefix."
479 :group 'gnus-summary-mail
482 ;; FIXME: Although the custom type is `character' for the following variables,
483 ;; using multibyte characters (Latin-1, UTF-8) doesn't work. -- rs
485 (defcustom gnus-unread-mark ? ;Whitespace
486 "*Mark used for unread articles."
487 :group 'gnus-summary-marks
490 (defcustom gnus-ticked-mark ?!
491 "*Mark used for ticked articles."
492 :group 'gnus-summary-marks
495 (defcustom gnus-dormant-mark ??
496 "*Mark used for dormant articles."
497 :group 'gnus-summary-marks
500 (defcustom gnus-del-mark ?r
501 "*Mark used for del'd articles."
502 :group 'gnus-summary-marks
505 (defcustom gnus-read-mark ?R
506 "*Mark used for read articles."
507 :group 'gnus-summary-marks
510 (defcustom gnus-expirable-mark ?E
511 "*Mark used for expirable articles."
512 :group 'gnus-summary-marks
515 (defcustom gnus-killed-mark ?K
516 "*Mark used for killed articles."
517 :group 'gnus-summary-marks
520 (defcustom gnus-spam-mark ?$
521 "*Mark used for spam articles."
523 :group 'gnus-summary-marks
526 (defcustom gnus-souped-mark ?F
527 "*Mark used for souped articles."
528 :group 'gnus-summary-marks
531 (defcustom gnus-kill-file-mark ?X
532 "*Mark used for articles killed by kill files."
533 :group 'gnus-summary-marks
536 (defcustom gnus-low-score-mark ?Y
537 "*Mark used for articles with a low score."
538 :group 'gnus-summary-marks
541 (defcustom gnus-catchup-mark ?C
542 "*Mark used for articles that are caught up."
543 :group 'gnus-summary-marks
546 (defcustom gnus-replied-mark ?A
547 "*Mark used for articles that have been replied to."
548 :group 'gnus-summary-marks
551 (defcustom gnus-forwarded-mark ?F
552 "*Mark used for articles that have been forwarded."
554 :group 'gnus-summary-marks
557 (defcustom gnus-recent-mark ?N
558 "*Mark used for articles that are recent."
560 :group 'gnus-summary-marks
563 (defcustom gnus-cached-mark ?*
564 "*Mark used for articles that are in the cache."
565 :group 'gnus-summary-marks
568 (defcustom gnus-saved-mark ?S
569 "*Mark used for articles that have been saved."
570 :group 'gnus-summary-marks
573 (defcustom gnus-unseen-mark ?.
574 "*Mark used for articles that haven't been seen."
576 :group 'gnus-summary-marks
579 (defcustom gnus-no-mark ? ;Whitespace
580 "*Mark used for articles that have no other secondary mark."
582 :group 'gnus-summary-marks
585 (defcustom gnus-ancient-mark ?O
586 "*Mark used for ancient articles."
587 :group 'gnus-summary-marks
590 (defcustom gnus-sparse-mark ?Q
591 "*Mark used for sparsely reffed articles."
592 :group 'gnus-summary-marks
595 (defcustom gnus-canceled-mark ?G
596 "*Mark used for canceled articles."
597 :group 'gnus-summary-marks
600 (defcustom gnus-duplicate-mark ?M
601 "*Mark used for duplicate articles."
602 :group 'gnus-summary-marks
605 (defcustom gnus-undownloaded-mark ?-
606 "*Mark used for articles that weren't downloaded."
608 :group 'gnus-summary-marks
611 (defcustom gnus-downloaded-mark ?+
612 "*Mark used for articles that were downloaded."
613 :group 'gnus-summary-marks
616 (defcustom gnus-downloadable-mark ?%
617 "*Mark used for articles that are to be downloaded."
618 :group 'gnus-summary-marks
621 (defcustom gnus-unsendable-mark ?=
622 "*Mark used for articles that won't be sent."
623 :group 'gnus-summary-marks
626 (defcustom gnus-score-over-mark ?+
627 "*Score mark used for articles with high scores."
628 :group 'gnus-summary-marks
631 (defcustom gnus-score-below-mark ?-
632 "*Score mark used for articles with low scores."
633 :group 'gnus-summary-marks
636 (defcustom gnus-empty-thread-mark ? ;Whitespace
637 "*There is no thread under the article."
638 :group 'gnus-summary-marks
641 (defcustom gnus-not-empty-thread-mark ?=
642 "*There is a thread under the article."
643 :group 'gnus-summary-marks
646 (defcustom gnus-view-pseudo-asynchronously nil
647 "*If non-nil, Gnus will view pseudo-articles asynchronously."
648 :group 'gnus-extract-view
651 (defcustom gnus-auto-expirable-marks
652 (list gnus-killed-mark gnus-del-mark gnus-catchup-mark
653 gnus-low-score-mark gnus-ancient-mark gnus-read-mark
654 gnus-souped-mark gnus-duplicate-mark)
655 "*The list of marks converted into expiration if a group is auto-expirable."
658 :type '(repeat character))
660 (defcustom gnus-inhibit-user-auto-expire t
661 "*If non-nil, user marking commands will not mark an article as expirable, even if the group has auto-expire turned on."
666 (defcustom gnus-view-pseudos nil
667 "*If `automatic', pseudo-articles will be viewed automatically.
668 If `not-confirm', pseudos will be viewed automatically, and the user
669 will not be asked to confirm the command."
670 :group 'gnus-extract-view
671 :type '(choice (const :tag "off" nil)
673 (const not-confirm)))
675 (defcustom gnus-view-pseudos-separately t
676 "*If non-nil, one pseudo-article will be created for each file to be viewed.
677 If nil, all files that use the same viewing command will be given as a
678 list of parameters to that command."
679 :group 'gnus-extract-view
682 (defcustom gnus-insert-pseudo-articles t
683 "*If non-nil, insert pseudo-articles when decoding articles."
684 :group 'gnus-extract-view
687 (defcustom gnus-summary-dummy-line-format
689 "*The format specification for the dummy roots in the summary buffer.
690 It works along the same lines as a normal formatting string,
691 with some simple extensions.
695 General format specifiers can also be used.
696 See `(gnus)Formatting Variables'."
697 :link '(custom-manual "(gnus)Formatting Variables")
698 :group 'gnus-threading
701 (defcustom gnus-summary-mode-line-format "Gnus: %g [%A] %Z"
702 "*The format specification for the summary mode line.
703 It works along the same lines as a normal formatting string,
704 with some simple extensions:
707 %p Unprefixed group name
708 %A Current article number
709 %z Current article score
711 %U Number of unread articles in the group
712 %e Number of unselected articles in the group
713 %Z A string with unread/unselected article counts
714 %g Shortish group name
715 %S Subject of the current article
717 %s Current score file name
718 %d Number of dormant articles
719 %r Number of articles that have been marked as read in this session
720 %E Number of articles expunged by the score files"
721 :group 'gnus-summary-format
724 (defcustom gnus-list-identifiers nil
725 "Regexp that matches list identifiers to be removed from subject.
726 This can also be a list of regexps."
728 :group 'gnus-summary-format
729 :group 'gnus-article-hiding
730 :type '(choice (const :tag "none" nil)
732 (repeat :value (".*") regexp)))
734 (defcustom gnus-summary-mark-below 0
735 "*Mark all articles with a score below this variable as read.
736 This variable is local to each summary buffer and usually set by the
738 :group 'gnus-score-default
741 (defun gnus-widget-reversible-match (widget value)
742 "Ignoring WIDGET, convert VALUE to internal form.
743 VALUE should have the form `FOO' or `(not FOO)', where FOO is an symbol."
747 (eq (length value) 2)
748 (eq (nth 0 value) 'not)
749 (symbolp (nth 1 value)))))
751 (defun gnus-widget-reversible-to-internal (widget value)
752 "Ignoring WIDGET, convert VALUE to internal form.
753 VALUE should have the form `FOO' or `(not FOO)', where FOO is an atom.
754 FOO is converted to (FOO nil) and (not FOO) is converted to (FOO t)."
758 (list (nth 1 value) t)))
760 (defun gnus-widget-reversible-to-external (widget value)
761 "Ignoring WIDGET, convert VALUE to external form.
762 VALUE should have the form `(FOO nil)' or `(FOO t)', where FOO is an atom.
763 \(FOO nil) is converted to FOO and (FOO t) is converted to (not FOO)."
766 (list 'not (nth 0 value))
769 (define-widget 'gnus-widget-reversible 'group
770 "A `group' that convert values."
771 :match 'gnus-widget-reversible-match
772 :value-to-internal 'gnus-widget-reversible-to-internal
773 :value-to-external 'gnus-widget-reversible-to-external)
775 (defcustom gnus-article-sort-functions '(gnus-article-sort-by-number)
776 "*List of functions used for sorting articles in the summary buffer.
778 Each function takes two articles and returns non-nil if the first
779 article should be sorted before the other. If you use more than one
780 function, the primary sort function should be the last. You should
781 probably always include `gnus-article-sort-by-number' in the list of
782 sorting functions -- preferably first. Also note that sorting by date
783 is often much slower than sorting by number, and the sorting order is
784 very similar. (Sorting by date means sorting by the time the message
785 was sent, sorting by number means sorting by arrival time.)
787 Each item can also be a list `(not F)' where F is a function;
788 this reverses the sort order.
790 Ready-made functions include `gnus-article-sort-by-number',
791 `gnus-article-sort-by-author', `gnus-article-sort-by-subject',
792 `gnus-article-sort-by-date', `gnus-article-sort-by-random'
793 and `gnus-article-sort-by-score'.
795 When threading is turned on, the variable `gnus-thread-sort-functions'
796 controls how articles are sorted."
797 :group 'gnus-summary-sort
798 :type '(repeat (gnus-widget-reversible
799 (choice (function-item gnus-article-sort-by-number)
800 (function-item gnus-article-sort-by-author)
801 (function-item gnus-article-sort-by-subject)
802 (function-item gnus-article-sort-by-date)
803 (function-item gnus-article-sort-by-score)
804 (function-item gnus-article-sort-by-random)
805 (function :tag "other"))
806 (boolean :tag "Reverse order"))))
809 (defcustom gnus-thread-sort-functions '(gnus-thread-sort-by-number)
810 "*List of functions used for sorting threads in the summary buffer.
811 By default, threads are sorted by article number.
813 Each function takes two threads and returns non-nil if the first
814 thread should be sorted before the other. If you use more than one
815 function, the primary sort function should be the last. You should
816 probably always include `gnus-thread-sort-by-number' in the list of
817 sorting functions -- preferably first. Also note that sorting by date
818 is often much slower than sorting by number, and the sorting order is
819 very similar. (Sorting by date means sorting by the time the message
820 was sent, sorting by number means sorting by arrival time.)
822 Each list item can also be a list `(not F)' where F is a
823 function; this specifies reversed sort order.
825 Ready-made functions include `gnus-thread-sort-by-number',
826 `gnus-thread-sort-by-author', `gnus-thread-sort-by-recipient'
827 `gnus-thread-sort-by-subject', `gnus-thread-sort-by-date',
828 `gnus-thread-sort-by-score', `gnus-thread-sort-by-most-recent-number',
829 `gnus-thread-sort-by-most-recent-date', `gnus-thread-sort-by-random',
830 and `gnus-thread-sort-by-total-score' (see
831 `gnus-thread-score-function').
833 When threading is turned off, the variable
834 `gnus-article-sort-functions' controls how articles are sorted."
835 :group 'gnus-summary-sort
837 (gnus-widget-reversible
838 (choice (function-item gnus-thread-sort-by-number)
839 (function-item gnus-thread-sort-by-author)
840 (function-item gnus-thread-sort-by-recipient)
841 (function-item gnus-thread-sort-by-subject)
842 (function-item gnus-thread-sort-by-date)
843 (function-item gnus-thread-sort-by-score)
844 (function-item gnus-thread-sort-by-most-recent-number)
845 (function-item gnus-thread-sort-by-most-recent-date)
846 (function-item gnus-thread-sort-by-random)
847 (function-item gnus-thread-sort-by-total-score)
848 (function :tag "other"))
849 (boolean :tag "Reverse order"))))
851 (defcustom gnus-thread-score-function '+
852 "*Function used for calculating the total score of a thread.
854 The function is called with the scores of the article and each
855 subthread and should then return the score of the thread.
857 Some functions you can use are `+', `max', or `min'."
858 :group 'gnus-summary-sort
861 (defcustom gnus-summary-expunge-below nil
862 "All articles that have a score less than this variable will be expunged.
863 This variable is local to the summary buffers."
864 :group 'gnus-score-default
865 :type '(choice (const :tag "off" nil)
868 (defcustom gnus-thread-expunge-below nil
869 "All threads that have a total score less than this variable will be expunged.
870 See `gnus-thread-score-function' for en explanation of what a
873 This variable is local to the summary buffers."
874 :group 'gnus-threading
875 :group 'gnus-score-default
876 :type '(choice (const :tag "off" nil)
879 (defcustom gnus-summary-mode-hook nil
880 "*A hook for Gnus summary mode.
881 This hook is run before any variables are set in the summary buffer."
882 :options '(turn-on-gnus-mailing-list-mode gnus-pick-mode)
883 :group 'gnus-summary-various
886 ;; Extracted from gnus-xmas-redefine in order to preserve user settings
887 (when (featurep 'xemacs)
888 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-summary-menu-add)
889 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-setup-summary-toolbar)
890 (add-hook 'gnus-summary-mode-hook
891 'gnus-xmas-switch-horizontal-scrollbar-off))
893 (defcustom gnus-summary-menu-hook nil
894 "*Hook run after the creation of the summary mode menu."
895 :group 'gnus-summary-visual
898 (defcustom gnus-summary-exit-hook nil
899 "*A hook called on exit from the summary buffer.
900 It will be called with point in the group buffer."
901 :group 'gnus-summary-exit
904 (defcustom gnus-summary-prepare-hook nil
905 "*A hook called after the summary buffer has been generated.
906 If you want to modify the summary buffer, you can use this hook."
907 :group 'gnus-summary-various
910 (defcustom gnus-summary-prepared-hook nil
911 "*A hook called as the last thing after the summary buffer has been generated."
912 :group 'gnus-summary-various
915 (defcustom gnus-summary-generate-hook nil
916 "*A hook run just before generating the summary buffer.
917 This hook is commonly used to customize threading variables and the
919 :group 'gnus-summary-various
922 (defcustom gnus-select-group-hook nil
923 "*A hook called when a newsgroup is selected.
925 If you'd like to simplify subjects like the
926 `gnus-summary-next-same-subject' command does, you can use the
929 (add-hook gnus-select-group-hook
931 (mapcar (lambda (header)
932 (mail-header-set-subject
934 (gnus-simplify-subject
935 (mail-header-subject header) 're-only)))
936 gnus-newsgroup-headers)))"
937 :group 'gnus-group-select
940 (defcustom gnus-select-article-hook nil
941 "*A hook called when an article is selected."
942 :group 'gnus-summary-choose
943 :options '(gnus-agent-fetch-selected-article)
946 (defcustom gnus-visual-mark-article-hook
947 (list 'gnus-highlight-selected-summary)
948 "*Hook run after selecting an article in the summary buffer.
949 It is meant to be used for highlighting the article in some way. It
950 is not run if `gnus-visual' is nil."
951 :group 'gnus-summary-visual
954 (defcustom gnus-parse-headers-hook nil
955 "*A hook called before parsing the headers."
959 (defcustom gnus-exit-group-hook nil
960 "*A hook called when exiting summary mode.
961 This hook is not called from the non-updating exit commands like `Q'."
965 (defcustom gnus-summary-update-hook
966 (list 'gnus-summary-highlight-line)
967 "*A hook called when a summary line is changed.
968 The hook will not be called if `gnus-visual' is nil.
970 The default function `gnus-summary-highlight-line' will
971 highlight the line according to the `gnus-summary-highlight'
973 :group 'gnus-summary-visual
976 (defcustom gnus-mark-article-hook '(gnus-summary-mark-read-and-unread-as-read)
977 "*A hook called when an article is selected for the first time.
978 The hook is intended to mark an article as read (or unread)
979 automatically when it is selected."
980 :group 'gnus-summary-choose
983 (defcustom gnus-group-no-more-groups-hook nil
984 "*A hook run when returning to group mode having no more (unread) groups."
985 :group 'gnus-group-select
988 (defcustom gnus-ps-print-hook nil
989 "*A hook run before ps-printing something from Gnus."
993 (defcustom gnus-summary-article-move-hook nil
994 "*A hook called after an article is moved, copied, respooled, or crossposted."
999 (defcustom gnus-summary-article-delete-hook nil
1000 "*A hook called after an article is deleted."
1002 :group 'gnus-summary
1005 (defcustom gnus-summary-article-expire-hook nil
1006 "*A hook called after an article is expired."
1008 :group 'gnus-summary
1011 (defcustom gnus-summary-display-arrow
1012 (and (fboundp 'display-graphic-p)
1013 (display-graphic-p))
1014 "*If non-nil, display an arrow highlighting the current article."
1016 :group 'gnus-summary
1019 (defcustom gnus-summary-selected-face 'gnus-summary-selected
1020 "Face used for highlighting the current article in the summary buffer."
1021 :group 'gnus-summary-visual
1024 (defvar gnus-tmp-downloaded nil)
1026 (defcustom gnus-summary-highlight
1027 '(((eq mark gnus-canceled-mark)
1028 . gnus-summary-cancelled)
1029 ((and uncached (> score default-high))
1030 . gnus-summary-high-undownloaded)
1031 ((and uncached (< score default-low))
1032 . gnus-summary-low-undownloaded)
1034 . gnus-summary-normal-undownloaded)
1035 ((and (> score default-high)
1036 (or (eq mark gnus-dormant-mark)
1037 (eq mark gnus-ticked-mark)))
1038 . gnus-summary-high-ticked)
1039 ((and (< score default-low)
1040 (or (eq mark gnus-dormant-mark)
1041 (eq mark gnus-ticked-mark)))
1042 . gnus-summary-low-ticked)
1043 ((or (eq mark gnus-dormant-mark)
1044 (eq mark gnus-ticked-mark))
1045 . gnus-summary-normal-ticked)
1046 ((and (> score default-high) (eq mark gnus-ancient-mark))
1047 . gnus-summary-high-ancient)
1048 ((and (< score default-low) (eq mark gnus-ancient-mark))
1049 . gnus-summary-low-ancient)
1050 ((eq mark gnus-ancient-mark)
1051 . gnus-summary-normal-ancient)
1052 ((and (> score default-high) (eq mark gnus-unread-mark))
1053 . gnus-summary-high-unread)
1054 ((and (< score default-low) (eq mark gnus-unread-mark))
1055 . gnus-summary-low-unread)
1056 ((eq mark gnus-unread-mark)
1057 . gnus-summary-normal-unread)
1058 ((> score default-high)
1059 . gnus-summary-high-read)
1060 ((< score default-low)
1061 . gnus-summary-low-read)
1063 . gnus-summary-normal-read))
1064 "*Controls the highlighting of summary buffer lines.
1066 A list of (FORM . FACE) pairs. When deciding how a particular
1067 summary line should be displayed, each form is evaluated. The content
1068 of the face field after the first true form is used. You can change
1069 how those summary lines are displayed, by editing the face field.
1071 You can use the following variables in the FORM field.
1073 score: The article's score.
1074 default: The default article score.
1075 default-high: The default score for high scored articles.
1076 default-low: The default score for low scored articles.
1077 below: The score below which articles are automatically marked as read.
1078 mark: The article's mark.
1079 uncached: Non-nil if the article is uncached."
1080 :group 'gnus-summary-visual
1081 :type '(repeat (cons (sexp :tag "Form" nil)
1083 (put 'gnus-summary-highlight 'risky-local-variable t)
1085 (defcustom gnus-alter-header-function nil
1086 "Function called to allow alteration of article header structures.
1087 The function is called with one parameter, the article header vector,
1088 which it may alter in any way."
1089 :type '(choice (const :tag "None" nil)
1091 :group 'gnus-summary)
1093 (defvar gnus-decode-encoded-word-function 'mail-decode-encoded-word-string
1094 "Function used to decode a string with encoded words.")
1096 (defvar gnus-decode-encoded-address-function
1097 'mail-decode-encoded-address-string
1098 "Function used to decode addresses with encoded words.")
1100 (defcustom gnus-extra-headers '(To Newsgroups)
1101 "*Extra headers to parse."
1103 :group 'gnus-summary
1104 :type '(repeat symbol))
1106 (defcustom gnus-ignored-from-addresses
1107 (and user-mail-address
1108 (not (string= user-mail-address ""))
1109 (regexp-quote user-mail-address))
1110 "*From headers that may be suppressed in favor of To headers.
1111 This can be a regexp or a list of regexps."
1113 :group 'gnus-summary
1114 :type '(choice regexp
1115 (repeat :tag "Regexp List" regexp)))
1117 (defsubst gnus-ignored-from-addresses ()
1118 (gmm-regexp-concat gnus-ignored-from-addresses))
1120 (defcustom gnus-summary-to-prefix "-> "
1121 "*String prefixed to the To field in the summary line when
1122 using `gnus-ignored-from-addresses'."
1124 :group 'gnus-summary
1127 (defcustom gnus-summary-newsgroup-prefix "=> "
1128 "*String prefixed to the Newsgroup field in the summary
1129 line when using `gnus-ignored-from-addresses'."
1131 :group 'gnus-summary
1134 (defcustom gnus-newsgroup-ignored-charsets '(unknown-8bit x-unknown)
1135 "List of charsets that should be ignored.
1136 When these charsets are used in the \"charset\" parameter, the
1137 default charset will be used instead."
1139 :type '(repeat symbol)
1140 :group 'gnus-charset)
1142 (defcustom gnus-newsgroup-maximum-articles nil
1143 "The maximum number of articles a newsgroup.
1144 If this is a number, old articles in a newsgroup exceeding this number
1145 are silently ignored. If it is nil, no article is ignored. Note that
1146 setting this variable to a number might prevent you from reading very
1148 :group 'gnus-group-select
1150 :type '(choice (const :tag "No limit" nil)
1153 (gnus-define-group-parameter
1157 "Return the ignored charsets of GROUP."
1158 :variable gnus-group-ignored-charsets-alist
1160 '(("alt\\.chinese\\.text" iso-8859-1))
1162 "Alist of regexps (to match group names) and charsets that should be ignored.
1163 When these charsets are used in the \"charset\" parameter, the
1164 default charset will be used instead."
1165 :variable-group gnus-charset
1166 :variable-type '(repeat (cons (regexp :tag "Group")
1168 :parameter-type '(choice :tag "Ignored charsets"
1171 :parameter-document "\
1172 List of charsets that should be ignored.
1174 When these charsets are used in the \"charset\" parameter, the
1175 default charset will be used instead.")
1177 (defcustom gnus-group-highlight-words-alist nil
1178 "Alist of group regexps and highlight regexps.
1179 This variable uses the same syntax as `gnus-emphasis-alist'."
1181 :type '(repeat (cons (regexp :tag "Group")
1182 (repeat (list (regexp :tag "Highlight regexp")
1183 (number :tag "Group for entire word" 0)
1184 (number :tag "Group for displayed part" 0)
1186 gnus-emphasis-highlight-words)))))
1187 :group 'gnus-summary-visual)
1189 (defcustom gnus-summary-show-article-charset-alist
1191 "Alist of number and charset.
1192 The article will be shown with the charset corresponding to the
1194 For example: ((1 . cn-gb-2312) (2 . big5))."
1196 :type '(repeat (cons (number :tag "Argument" 1)
1197 (symbol :tag "Charset")))
1198 :group 'gnus-charset)
1200 (defcustom gnus-preserve-marks t
1201 "Whether marks are preserved when moving, copying and respooling messages."
1204 :group 'gnus-summary-marks)
1206 (defcustom gnus-alter-articles-to-read-function nil
1207 "Function to be called to alter the list of articles to be selected."
1208 :type '(choice (const nil) function)
1209 :group 'gnus-summary)
1211 (defcustom gnus-orphan-score nil
1212 "*All orphans get this score added. Set in the score file."
1213 :group 'gnus-score-default
1214 :type '(choice (const nil)
1217 (defcustom gnus-summary-save-parts-default-mime "image/.*"
1218 "*A regexp to match MIME parts when saving multiple parts of a
1219 message with `gnus-summary-save-parts' (\\<gnus-summary-mode-map>\\[gnus-summary-save-parts]).
1220 This regexp will be used by default when prompting the user for which
1221 type of files to save."
1222 :group 'gnus-summary
1225 (defcustom gnus-read-all-available-headers nil
1226 "Whether Gnus should parse all headers made available to it.
1227 This is mostly relevant for slow back ends where the user may
1228 wish to widen the summary buffer to include all headers
1229 that were fetched. Say, for nnultimate groups."
1231 :group 'gnus-summary
1232 :type '(choice boolean regexp))
1234 (defcustom gnus-summary-muttprint-program "muttprint"
1235 "Command (and optional arguments) used to run Muttprint."
1237 :group 'gnus-summary
1240 (defcustom gnus-article-loose-mime t
1241 "If non-nil, don't require MIME-Version header.
1242 Some brain-damaged MUA/MTA, e.g. Lotus Domino 5.0.6 clients, does not
1243 supply the MIME-Version header or deliberately strip it from the mail.
1244 If non-nil (the default), Gnus will treat some articles as MIME
1245 even if the MIME-Version header is missing."
1248 :group 'gnus-article-mime)
1250 (defcustom gnus-article-emulate-mime t
1251 "If non-nil, use MIME emulation for uuencode and the like.
1252 This means that Gnus will search message bodies for text that look
1253 like uuencoded bits, yEncoded bits, and so on, and present that using
1254 the normal Gnus MIME machinery."
1257 :group 'gnus-article-mime)
1259 ;;; Internal variables
1261 (defvar gnus-summary-display-cache nil)
1262 (defvar gnus-article-mime-handles nil)
1263 (defvar gnus-article-decoded-p nil)
1264 (defvar gnus-article-charset nil)
1265 (defvar gnus-article-ignored-charsets nil)
1266 (defvar gnus-scores-exclude-files nil)
1267 (defvar gnus-page-broken nil)
1269 (defvar gnus-original-article nil)
1270 (defvar gnus-article-internal-prepare-hook nil)
1271 (defvar gnus-newsgroup-process-stack nil)
1273 (defvar gnus-thread-indent-array nil)
1274 (defvar gnus-thread-indent-array-level gnus-thread-indent-level)
1275 (defvar gnus-sort-gathered-threads-function 'gnus-thread-sort-by-number
1276 "Function called to sort the articles within a thread after it has been gathered together.")
1278 (defvar gnus-summary-save-parts-type-history nil)
1279 (defvar gnus-summary-save-parts-last-directory mm-default-directory)
1281 ;; Avoid highlighting in kill files.
1282 (defvar gnus-summary-inhibit-highlight nil)
1283 (defvar gnus-newsgroup-selected-overlay nil)
1284 (defvar gnus-inhibit-limiting nil)
1285 (defvar gnus-newsgroup-adaptive-score-file nil)
1286 (defvar gnus-current-score-file nil)
1287 (defvar gnus-current-move-group nil)
1288 (defvar gnus-current-copy-group nil)
1289 (defvar gnus-current-crosspost-group nil)
1290 (defvar gnus-newsgroup-display nil)
1292 (defvar gnus-newsgroup-dependencies nil)
1293 (defvar gnus-newsgroup-adaptive nil)
1294 (defvar gnus-summary-display-article-function nil)
1295 (defvar gnus-summary-highlight-line-function nil
1296 "Function called after highlighting a summary line.")
1298 (defvar gnus-summary-line-format-alist
1299 `((?N ,(macroexpand '(mail-header-number gnus-tmp-header)) ?d)
1300 (?S ,(macroexpand '(mail-header-subject gnus-tmp-header)) ?s)
1301 (?s gnus-tmp-subject-or-nil ?s)
1302 (?n gnus-tmp-name ?s)
1303 (?A (car (cdr (funcall gnus-extract-address-components gnus-tmp-from)))
1305 (?a (or (car (funcall gnus-extract-address-components gnus-tmp-from))
1307 (?F gnus-tmp-from ?s)
1308 (?x ,(macroexpand '(mail-header-xref gnus-tmp-header)) ?s)
1309 (?D ,(macroexpand '(mail-header-date gnus-tmp-header)) ?s)
1310 (?d (gnus-dd-mmm (mail-header-date gnus-tmp-header)) ?s)
1311 (?o (gnus-date-iso8601 (mail-header-date gnus-tmp-header)) ?s)
1312 (?M ,(macroexpand '(mail-header-id gnus-tmp-header)) ?s)
1313 (?r ,(macroexpand '(mail-header-references gnus-tmp-header)) ?s)
1314 (?c (or (mail-header-chars gnus-tmp-header) 0) ?d)
1315 (?k (gnus-summary-line-message-size gnus-tmp-header) ?s)
1316 (?L gnus-tmp-lines ?s)
1317 (?O gnus-tmp-downloaded ?c)
1318 (?I gnus-tmp-indentation ?s)
1319 (?T (if (= gnus-tmp-level 0) "" (make-string (frame-width) ? )) ?s)
1320 (?R gnus-tmp-replied ?c)
1321 (?\[ gnus-tmp-opening-bracket ?c)
1322 (?\] gnus-tmp-closing-bracket ?c)
1323 (?\> (make-string gnus-tmp-level ? ) ?s)
1324 (?\< (make-string (max 0 (- 20 gnus-tmp-level)) ? ) ?s)
1325 (?i gnus-tmp-score ?d)
1326 (?z gnus-tmp-score-char ?c)
1327 (?V (gnus-thread-total-score (and (boundp 'thread) (car thread))) ?d)
1328 (?U gnus-tmp-unread ?c)
1329 (?f (gnus-summary-from-or-to-or-newsgroups gnus-tmp-header gnus-tmp-from)
1331 (?t (gnus-summary-number-of-articles-in-thread
1332 (and (boundp 'thread) (car thread)) gnus-tmp-level)
1334 (?e (gnus-summary-number-of-articles-in-thread
1335 (and (boundp 'thread) (car thread)) gnus-tmp-level t)
1337 (?u gnus-tmp-user-defined ?s)
1338 (?P (gnus-pick-line-number) ?d)
1339 (?B gnus-tmp-thread-tree-header-string ?s)
1340 (user-date (gnus-user-date
1341 ,(macroexpand '(mail-header-date gnus-tmp-header))) ?s))
1342 "An alist of format specifications that can appear in summary lines.
1343 These are paired with what variables they correspond with, along with
1344 the type of the variable (string, integer, character, etc).")
1346 (defvar gnus-summary-dummy-line-format-alist
1347 `((?S gnus-tmp-subject ?s)
1348 (?N gnus-tmp-number ?d)
1349 (?u gnus-tmp-user-defined ?s)))
1351 (defvar gnus-summary-mode-line-format-alist
1352 `((?G gnus-tmp-group-name ?s)
1353 (?g (gnus-short-group-name gnus-tmp-group-name) ?s)
1354 (?p (gnus-group-real-name gnus-tmp-group-name) ?s)
1355 (?A gnus-tmp-article-number ?d)
1356 (?Z gnus-tmp-unread-and-unselected ?s)
1357 (?V gnus-version ?s)
1358 (?U gnus-tmp-unread-and-unticked ?d)
1359 (?S gnus-tmp-subject ?s)
1360 (?e gnus-tmp-unselected ?d)
1361 (?u gnus-tmp-user-defined ?s)
1362 (?d (length gnus-newsgroup-dormant) ?d)
1363 (?t (length gnus-newsgroup-marked) ?d)
1364 (?h (length gnus-newsgroup-spam-marked) ?d)
1365 (?r (length gnus-newsgroup-reads) ?d)
1366 (?z (gnus-summary-article-score gnus-tmp-article-number) ?d)
1367 (?E gnus-newsgroup-expunged-tally ?d)
1368 (?s (gnus-current-score-file-nondirectory) ?s)))
1370 (defvar gnus-last-search-regexp nil
1371 "Default regexp for article search command.")
1373 (defvar gnus-last-shell-command nil
1374 "Default shell command on article.")
1376 (defvar gnus-newsgroup-agentized nil
1377 "Locally bound in each summary buffer to indicate whether the server has been agentized.")
1378 (defvar gnus-newsgroup-begin nil)
1379 (defvar gnus-newsgroup-end nil)
1380 (defvar gnus-newsgroup-last-rmail nil)
1381 (defvar gnus-newsgroup-last-mail nil)
1382 (defvar gnus-newsgroup-last-folder nil)
1383 (defvar gnus-newsgroup-last-file nil)
1384 (defvar gnus-newsgroup-last-directory nil)
1385 (defvar gnus-newsgroup-auto-expire nil)
1386 (defvar gnus-newsgroup-active nil)
1388 (defvar gnus-newsgroup-data nil)
1389 (defvar gnus-newsgroup-data-reverse nil)
1390 (defvar gnus-newsgroup-limit nil)
1391 (defvar gnus-newsgroup-limits nil)
1392 (defvar gnus-summary-use-undownloaded-faces nil)
1394 (defvar gnus-newsgroup-unreads nil
1395 "Sorted list of unread articles in the current newsgroup.")
1397 (defvar gnus-newsgroup-unselected nil
1398 "Sorted list of unselected unread articles in the current newsgroup.")
1400 (defvar gnus-newsgroup-reads nil
1401 "Alist of read articles and article marks in the current newsgroup.")
1403 (defvar gnus-newsgroup-expunged-tally nil)
1405 (defvar gnus-newsgroup-marked nil
1406 "Sorted list of ticked articles in the current newsgroup (a subset of unread art).")
1408 (defvar gnus-newsgroup-spam-marked nil
1409 "List of ranges of articles that have been marked as spam.")
1411 (defvar gnus-newsgroup-killed nil
1412 "List of ranges of articles that have been through the scoring process.")
1414 (defvar gnus-newsgroup-cached nil
1415 "Sorted list of articles that come from the article cache.")
1417 (defvar gnus-newsgroup-saved nil
1418 "List of articles that have been saved.")
1420 (defvar gnus-newsgroup-kill-headers nil)
1422 (defvar gnus-newsgroup-replied nil
1423 "List of articles that have been replied to in the current newsgroup.")
1425 (defvar gnus-newsgroup-forwarded nil
1426 "List of articles that have been forwarded in the current newsgroup.")
1428 (defvar gnus-newsgroup-recent nil
1429 "List of articles that have are recent in the current newsgroup.")
1431 (defvar gnus-newsgroup-expirable nil
1432 "Sorted list of articles in the current newsgroup that can be expired.")
1434 (defvar gnus-newsgroup-processable nil
1435 "List of articles in the current newsgroup that can be processed.")
1437 (defvar gnus-newsgroup-downloadable nil
1438 "Sorted list of articles in the current newsgroup that can be processed.")
1440 (defvar gnus-newsgroup-unfetched nil
1441 "Sorted list of articles in the current newsgroup whose headers have
1442 not been fetched into the agent.
1444 This list will always be a subset of gnus-newsgroup-undownloaded.")
1446 (defvar gnus-newsgroup-undownloaded nil
1447 "List of articles in the current newsgroup that haven't been downloaded.")
1449 (defvar gnus-newsgroup-unsendable nil
1450 "List of articles in the current newsgroup that won't be sent.")
1452 (defvar gnus-newsgroup-bookmarks nil
1453 "List of articles in the current newsgroup that have bookmarks.")
1455 (defvar gnus-newsgroup-dormant nil
1456 "Sorted list of dormant articles in the current newsgroup.")
1458 (defvar gnus-newsgroup-unseen nil
1459 "List of unseen articles in the current newsgroup.")
1461 (defvar gnus-newsgroup-seen nil
1462 "Range of seen articles in the current newsgroup.")
1464 (defvar gnus-newsgroup-articles nil
1465 "List of articles in the current newsgroup.")
1467 (defvar gnus-newsgroup-scored nil
1468 "List of scored articles in the current newsgroup.")
1470 (defvar gnus-newsgroup-headers nil
1471 "List of article headers in the current newsgroup.")
1473 (defvar gnus-newsgroup-threads nil)
1475 (defvar gnus-newsgroup-prepared nil
1476 "Whether the current group has been prepared properly.")
1478 (defvar gnus-newsgroup-ancient nil
1479 "List of `gnus-fetch-old-headers' articles in the current newsgroup.")
1481 (defvar gnus-newsgroup-sparse nil)
1483 (defvar gnus-current-article nil)
1484 (defvar gnus-article-current nil)
1485 (defvar gnus-current-headers nil)
1486 (defvar gnus-have-all-headers nil)
1487 (defvar gnus-last-article nil)
1488 (defvar gnus-newsgroup-history nil)
1489 (defvar gnus-newsgroup-charset nil)
1490 (defvar gnus-newsgroup-ephemeral-charset nil)
1491 (defvar gnus-newsgroup-ephemeral-ignored-charsets nil)
1493 (defvar gnus-article-before-search nil)
1495 (defvar gnus-summary-local-variables
1496 '(gnus-newsgroup-name
1497 gnus-newsgroup-begin gnus-newsgroup-end
1498 gnus-newsgroup-last-rmail gnus-newsgroup-last-mail
1499 gnus-newsgroup-last-folder gnus-newsgroup-last-file
1500 gnus-newsgroup-last-directory
1501 gnus-newsgroup-auto-expire gnus-newsgroup-unreads
1502 gnus-newsgroup-unselected gnus-newsgroup-marked
1503 gnus-newsgroup-spam-marked
1504 gnus-newsgroup-reads gnus-newsgroup-saved
1505 gnus-newsgroup-replied gnus-newsgroup-forwarded
1506 gnus-newsgroup-recent
1507 gnus-newsgroup-expirable
1508 gnus-newsgroup-processable gnus-newsgroup-killed
1509 gnus-newsgroup-downloadable gnus-newsgroup-undownloaded
1510 gnus-newsgroup-unfetched
1511 gnus-newsgroup-unsendable gnus-newsgroup-unseen
1512 gnus-newsgroup-seen gnus-newsgroup-articles
1513 gnus-newsgroup-bookmarks gnus-newsgroup-dormant
1514 gnus-newsgroup-headers gnus-newsgroup-threads
1515 gnus-newsgroup-prepared gnus-summary-highlight-line-function
1516 gnus-current-article gnus-current-headers gnus-have-all-headers
1517 gnus-last-article gnus-article-internal-prepare-hook
1518 gnus-newsgroup-dependencies gnus-newsgroup-selected-overlay
1519 gnus-newsgroup-scored gnus-newsgroup-kill-headers
1520 gnus-thread-expunge-below
1521 gnus-score-alist gnus-current-score-file
1522 (gnus-summary-expunge-below . global)
1523 (gnus-summary-mark-below . global)
1524 (gnus-orphan-score . global)
1525 gnus-newsgroup-active gnus-scores-exclude-files
1526 gnus-newsgroup-history gnus-newsgroup-ancient
1527 gnus-newsgroup-sparse gnus-newsgroup-process-stack
1528 (gnus-newsgroup-adaptive . gnus-use-adaptive-scoring)
1529 gnus-newsgroup-adaptive-score-file (gnus-reffed-article-number . -1)
1530 (gnus-newsgroup-expunged-tally . 0)
1531 gnus-cache-removable-articles gnus-newsgroup-cached
1532 gnus-newsgroup-data gnus-newsgroup-data-reverse
1533 gnus-newsgroup-limit gnus-newsgroup-limits
1534 gnus-newsgroup-charset gnus-newsgroup-display
1535 gnus-summary-use-undownloaded-faces)
1536 "Variables that are buffer-local to the summary buffers.")
1538 (defvar gnus-newsgroup-variables nil
1539 "A list of variables that have separate values in different newsgroups.
1540 A list of newsgroup (summary buffer) local variables, or cons of
1541 variables and their default expressions to be evalled (when the default
1542 values are not nil), that should be made global while the summary buffer
1545 Note: The default expressions will be evaluated (using function `eval')
1546 before assignment to the local variable rather than just assigned to it.
1547 If the default expression is the symbol `global', that symbol will not
1548 be evaluated but the global value of the local variable will be used
1551 These variables can be used to set variables in the group parameters
1552 while still allowing them to affect operations done in other buffers.
1555 \(setq gnus-newsgroup-variables
1556 '(message-use-followup-to
1557 (gnus-visible-headers .
1558 \"^From:\\\\|^Newsgroups:\\\\|^Subject:\\\\|^Date:\\\\|^To:\")))
1561 ;; Byte-compiler warning.
1563 ;; Bind features so that require will believe that gnus-sum has
1564 ;; already been loaded (avoids infinite recursion)
1565 (let ((features (cons 'gnus-sum features)))
1566 ;; Several of the declarations in gnus-sum are needed to load the
1567 ;; following files. Right now, these definitions have been
1568 ;; compiled but not defined (evaluated). We could either do a
1569 ;; eval-and-compile about all of the declarations or evaluate the
1571 (if (boundp 'gnus-newsgroup-variables)
1573 (load "gnus-sum.el" t t t))
1575 (require 'gnus-art)))
1579 (defvar gnus-decode-encoded-word-methods
1580 '(mail-decode-encoded-word-string)
1581 "List of methods used to decode encoded words.
1583 This variable is a list of FUNCTION or (REGEXP . FUNCTION). If item
1584 is FUNCTION, FUNCTION will be apply to all newsgroups. If item is a
1585 \(REGEXP . FUNCTION), FUNCTION will be only apply to thes newsgroups
1586 whose names match REGEXP.
1589 \((\"chinese\" . gnus-decode-encoded-word-string-by-guess)
1590 mail-decode-encoded-word-string
1591 (\"chinese\" . rfc1843-decode-string))")
1593 (defvar gnus-decode-encoded-word-methods-cache nil)
1595 (defun gnus-multi-decode-encoded-word-string (string)
1596 "Apply the functions from `gnus-encoded-word-methods' that match."
1597 (unless (and gnus-decode-encoded-word-methods-cache
1598 (eq gnus-newsgroup-name
1599 (car gnus-decode-encoded-word-methods-cache)))
1600 (setq gnus-decode-encoded-word-methods-cache (list gnus-newsgroup-name))
1601 (dolist (method gnus-decode-encoded-word-methods)
1602 (if (symbolp method)
1603 (nconc gnus-decode-encoded-word-methods-cache (list method))
1604 (if (and gnus-newsgroup-name
1605 (string-match (car method) gnus-newsgroup-name))
1606 (nconc gnus-decode-encoded-word-methods-cache
1607 (list (cdr method)))))))
1608 (dolist (method (cdr gnus-decode-encoded-word-methods-cache) string)
1609 (setq string (funcall method string))))
1611 ;; Subject simplification.
1613 (defun gnus-simplify-whitespace (str)
1614 "Remove excessive whitespace from STR."
1616 (while (string-match "[ \t][ \t]+" str)
1617 (setq str (concat (substring str 0 (match-beginning 0))
1619 (substring str (match-end 0)))))
1621 (when (string-match "^[ \t]+" str)
1622 (setq str (substring str (match-end 0))))
1624 (when (string-match "[ \t]+$" str)
1625 (setq str (substring str 0 (match-beginning 0))))
1628 (defun gnus-simplify-all-whitespace (str)
1629 "Remove all whitespace from STR."
1630 (while (string-match "[ \t\n]+" str)
1631 (setq str (replace-match "" nil nil str)))
1634 (defsubst gnus-simplify-subject-re (subject)
1635 "Remove \"Re:\" from subject lines."
1636 (if (string-match message-subject-re-regexp subject)
1637 (substring subject (match-end 0))
1640 (defun gnus-simplify-subject (subject &optional re-only)
1641 "Remove `Re:' and words in parentheses.
1642 If RE-ONLY is non-nil, strip leading `Re:'s only."
1643 (let ((case-fold-search t)) ;Ignore case.
1644 ;; Remove `Re:', `Re^N:', `Re(n)', and `Re[n]:'.
1645 (when (string-match "\\`\\(re\\([[(^][0-9]+[])]?\\)?:[ \t]*\\)+" subject)
1646 (setq subject (substring subject (match-end 0))))
1647 ;; Remove uninteresting prefixes.
1648 (when (and (not re-only)
1649 gnus-simplify-ignored-prefixes
1650 (string-match gnus-simplify-ignored-prefixes subject))
1651 (setq subject (substring subject (match-end 0))))
1652 ;; Remove words in parentheses from end.
1654 (while (string-match "[ \t\n]*([^()]*)[ \t\n]*\\'" subject)
1655 (setq subject (substring subject 0 (match-beginning 0)))))
1656 ;; Return subject string.
1659 ;; Remove any leading "re:"s, any trailing paren phrases, and simplify
1661 (defsubst gnus-simplify-buffer-fuzzy-step (regexp &optional newtext)
1662 (goto-char (point-min))
1663 (while (re-search-forward regexp nil t)
1664 (replace-match (or newtext ""))))
1666 (defun gnus-simplify-buffer-fuzzy ()
1667 "Simplify string in the buffer fuzzily.
1668 The string in the accessible portion of the current buffer is simplified.
1669 It is assumed to be a single-line subject.
1670 Whitespace is generally cleaned up, and miscellaneous leading/trailing
1671 matter is removed. Additional things can be deleted by setting
1672 `gnus-simplify-subject-fuzzy-regexp'."
1673 (let ((case-fold-search t)
1675 (gnus-simplify-buffer-fuzzy-step "\t" " ")
1677 (while (not (eq modified-tick (buffer-modified-tick)))
1678 (setq modified-tick (buffer-modified-tick))
1680 ((listp gnus-simplify-subject-fuzzy-regexp)
1681 (mapc 'gnus-simplify-buffer-fuzzy-step
1682 gnus-simplify-subject-fuzzy-regexp))
1683 (gnus-simplify-subject-fuzzy-regexp
1684 (gnus-simplify-buffer-fuzzy-step gnus-simplify-subject-fuzzy-regexp)))
1685 (gnus-simplify-buffer-fuzzy-step "^ *\\[[-+?*!][-+?*!]\\] *")
1686 (gnus-simplify-buffer-fuzzy-step
1687 "^ *\\(re\\|fw\\|fwd\\)[[{(^0-9]*[])}]?[:;] *")
1688 (gnus-simplify-buffer-fuzzy-step "^[[].*:\\( .*\\)[]]$" "\\1"))
1690 (gnus-simplify-buffer-fuzzy-step " *[[{(][^()\n]*[]})] *$")
1691 (gnus-simplify-buffer-fuzzy-step " +" " ")
1692 (gnus-simplify-buffer-fuzzy-step " $")
1693 (gnus-simplify-buffer-fuzzy-step "^ +")))
1695 (defun gnus-simplify-subject-fuzzy (subject)
1696 "Simplify a subject string fuzzily.
1697 See `gnus-simplify-buffer-fuzzy' for details."
1699 (gnus-set-work-buffer)
1700 (let ((case-fold-search t))
1701 ;; Remove uninteresting prefixes.
1702 (when (and gnus-simplify-ignored-prefixes
1703 (string-match gnus-simplify-ignored-prefixes subject))
1704 (setq subject (substring subject (match-end 0))))
1706 (inline (gnus-simplify-buffer-fuzzy))
1709 (defsubst gnus-simplify-subject-fully (subject)
1710 "Simplify a subject string according to `gnus-summary-gather-subject-limit'."
1712 (gnus-simplify-subject-functions
1713 (gnus-map-function gnus-simplify-subject-functions subject))
1714 ((null gnus-summary-gather-subject-limit)
1715 (gnus-simplify-subject-re subject))
1716 ((eq gnus-summary-gather-subject-limit 'fuzzy)
1717 (gnus-simplify-subject-fuzzy subject))
1718 ((numberp gnus-summary-gather-subject-limit)
1719 (truncate-string-to-width (gnus-simplify-subject-re subject)
1720 gnus-summary-gather-subject-limit))
1724 (defsubst gnus-subject-equal (s1 s2 &optional simple-first)
1725 "Check whether two subjects are equal.
1726 If optional argument SIMPLE-FIRST is t, first argument is already
1729 ((null simple-first)
1730 (equal (gnus-simplify-subject-fully s1)
1731 (gnus-simplify-subject-fully s2)))
1734 (gnus-simplify-subject-fully s2)))))
1736 (defun gnus-summary-bubble-group ()
1737 "Increase the score of the current group.
1738 This is a handy function to add to `gnus-summary-exit-hook' to
1739 increase the score of each group you read."
1740 (gnus-group-add-score gnus-newsgroup-name))
1744 ;;; Gnus summary mode
1747 (put 'gnus-summary-mode 'mode-class 'special)
1749 (defvar gnus-article-commands-menu)
1751 ;; Non-orthogonal keys
1753 (gnus-define-keys gnus-summary-mode-map
1754 " " gnus-summary-next-page
1755 "\177" gnus-summary-prev-page
1756 [delete] gnus-summary-prev-page
1757 [backspace] gnus-summary-prev-page
1758 "\r" gnus-summary-scroll-up
1759 "\M-\r" gnus-summary-scroll-down
1760 "n" gnus-summary-next-unread-article
1761 "p" gnus-summary-prev-unread-article
1762 "N" gnus-summary-next-article
1763 "P" gnus-summary-prev-article
1764 "\M-\C-n" gnus-summary-next-same-subject
1765 "\M-\C-p" gnus-summary-prev-same-subject
1766 "\M-n" gnus-summary-next-unread-subject
1767 "\M-p" gnus-summary-prev-unread-subject
1768 "." gnus-summary-first-unread-article
1769 "," gnus-summary-best-unread-article
1770 "\M-s" gnus-summary-search-article-forward
1771 "\M-r" gnus-summary-search-article-backward
1772 "\M-S" gnus-summary-repeat-search-article-forward
1773 "\M-R" gnus-summary-repeat-search-article-backward
1774 "<" gnus-summary-beginning-of-article
1775 ">" gnus-summary-end-of-article
1776 "j" gnus-summary-goto-article
1777 "^" gnus-summary-refer-parent-article
1778 "\M-^" gnus-summary-refer-article
1779 "u" gnus-summary-tick-article-forward
1780 "!" gnus-summary-tick-article-forward
1781 "U" gnus-summary-tick-article-backward
1782 "d" gnus-summary-mark-as-read-forward
1783 "D" gnus-summary-mark-as-read-backward
1784 "E" gnus-summary-mark-as-expirable
1785 "\M-u" gnus-summary-clear-mark-forward
1786 "\M-U" gnus-summary-clear-mark-backward
1787 "k" gnus-summary-kill-same-subject-and-select
1788 "\C-k" gnus-summary-kill-same-subject
1789 "\M-\C-k" gnus-summary-kill-thread
1790 "\M-\C-l" gnus-summary-lower-thread
1791 "e" gnus-summary-edit-article
1792 "#" gnus-summary-mark-as-processable
1793 "\M-#" gnus-summary-unmark-as-processable
1794 "\M-\C-t" gnus-summary-toggle-threads
1795 "\M-\C-s" gnus-summary-show-thread
1796 "\M-\C-h" gnus-summary-hide-thread
1797 "\M-\C-f" gnus-summary-next-thread
1798 "\M-\C-b" gnus-summary-prev-thread
1799 [(meta down)] gnus-summary-next-thread
1800 [(meta up)] gnus-summary-prev-thread
1801 "\M-\C-u" gnus-summary-up-thread
1802 "\M-\C-d" gnus-summary-down-thread
1803 "&" gnus-summary-execute-command
1804 "c" gnus-summary-catchup-and-exit
1805 "\C-w" gnus-summary-mark-region-as-read
1806 "\C-t" gnus-summary-toggle-truncation
1807 "?" gnus-summary-mark-as-dormant
1808 "\C-c\M-\C-s" gnus-summary-limit-include-expunged
1809 "\C-c\C-s\C-n" gnus-summary-sort-by-number
1810 "\C-c\C-s\C-l" gnus-summary-sort-by-lines
1811 "\C-c\C-s\C-c" gnus-summary-sort-by-chars
1812 "\C-c\C-s\C-a" gnus-summary-sort-by-author
1813 "\C-c\C-s\C-t" gnus-summary-sort-by-recipient
1814 "\C-c\C-s\C-s" gnus-summary-sort-by-subject
1815 "\C-c\C-s\C-d" gnus-summary-sort-by-date
1816 "\C-c\C-s\C-i" gnus-summary-sort-by-score
1817 "\C-c\C-s\C-o" gnus-summary-sort-by-original
1818 "\C-c\C-s\C-r" gnus-summary-sort-by-random
1819 "=" gnus-summary-expand-window
1820 "\C-x\C-s" gnus-summary-reselect-current-group
1821 "\M-g" gnus-summary-rescan-group
1822 "w" gnus-summary-stop-page-breaking
1823 "\C-c\C-r" gnus-summary-caesar-message
1824 "f" gnus-summary-followup
1825 "F" gnus-summary-followup-with-original
1826 "C" gnus-summary-cancel-article
1827 "r" gnus-summary-reply
1828 "R" gnus-summary-reply-with-original
1829 "\C-c\C-f" gnus-summary-mail-forward
1830 "o" gnus-summary-save-article
1831 "\C-o" gnus-summary-save-article-mail
1832 "|" gnus-summary-pipe-output
1833 "\M-k" gnus-summary-edit-local-kill
1834 "\M-K" gnus-summary-edit-global-kill
1836 "\C-c\C-d" gnus-summary-describe-group
1837 "q" gnus-summary-exit
1838 "Q" gnus-summary-exit-no-update
1839 "\C-c\C-i" gnus-info-find-node
1840 gnus-mouse-2 gnus-mouse-pick-article
1841 [follow-link] mouse-face
1842 "m" gnus-summary-mail-other-window
1843 "a" gnus-summary-post-news
1844 "i" gnus-summary-news-other-window
1845 "x" gnus-summary-limit-to-unread
1846 "s" gnus-summary-isearch-article
1847 "t" gnus-summary-toggle-header
1848 "g" gnus-summary-show-article
1849 "l" gnus-summary-goto-last-article
1850 "\C-c\C-v\C-v" gnus-uu-decode-uu-view
1851 "\C-d" gnus-summary-enter-digest-group
1852 "\M-\C-d" gnus-summary-read-document
1853 "\M-\C-e" gnus-summary-edit-parameters
1854 "\M-\C-a" gnus-summary-customize-parameters
1856 "*" gnus-cache-enter-article
1857 "\M-*" gnus-cache-remove-article
1858 "\M-&" gnus-summary-universal-argument
1859 "\C-l" gnus-recenter
1860 "I" gnus-summary-increase-score
1861 "L" gnus-summary-lower-score
1862 "\M-i" gnus-symbolic-argument
1863 "h" gnus-summary-select-article-buffer
1865 "b" gnus-article-view-part
1866 "\M-t" gnus-summary-toggle-display-buttonized
1868 "V" gnus-summary-score-map
1869 "X" gnus-uu-extract-map
1870 "S" gnus-summary-send-map)
1872 ;; Sort of orthogonal keymap
1873 (gnus-define-keys (gnus-summary-mark-map "M" gnus-summary-mode-map)
1874 "t" gnus-summary-tick-article-forward
1875 "!" gnus-summary-tick-article-forward
1876 "d" gnus-summary-mark-as-read-forward
1877 "r" gnus-summary-mark-as-read-forward
1878 "c" gnus-summary-clear-mark-forward
1879 " " gnus-summary-clear-mark-forward
1880 "e" gnus-summary-mark-as-expirable
1881 "x" gnus-summary-mark-as-expirable
1882 "?" gnus-summary-mark-as-dormant
1883 "b" gnus-summary-set-bookmark
1884 "B" gnus-summary-remove-bookmark
1885 "#" gnus-summary-mark-as-processable
1886 "\M-#" gnus-summary-unmark-as-processable
1887 "S" gnus-summary-limit-include-expunged
1888 "C" gnus-summary-catchup
1889 "H" gnus-summary-catchup-to-here
1890 "h" gnus-summary-catchup-from-here
1891 "\C-c" gnus-summary-catchup-all
1892 "k" gnus-summary-kill-same-subject-and-select
1893 "K" gnus-summary-kill-same-subject
1894 "P" gnus-uu-mark-map)
1896 (gnus-define-keys (gnus-summary-mscore-map "V" gnus-summary-mark-map)
1897 "c" gnus-summary-clear-above
1898 "u" gnus-summary-tick-above
1899 "m" gnus-summary-mark-above
1900 "k" gnus-summary-kill-below)
1902 (gnus-define-keys (gnus-summary-limit-map "/" gnus-summary-mode-map)
1903 "/" gnus-summary-limit-to-subject
1904 "n" gnus-summary-limit-to-articles
1905 "b" gnus-summary-limit-to-bodies
1906 "h" gnus-summary-limit-to-headers
1907 "w" gnus-summary-pop-limit
1908 "s" gnus-summary-limit-to-subject
1909 "a" gnus-summary-limit-to-author
1910 "u" gnus-summary-limit-to-unread
1911 "m" gnus-summary-limit-to-marks
1912 "M" gnus-summary-limit-exclude-marks
1913 "v" gnus-summary-limit-to-score
1914 "*" gnus-summary-limit-include-cached
1915 "D" gnus-summary-limit-include-dormant
1916 "T" gnus-summary-limit-include-thread
1917 "d" gnus-summary-limit-exclude-dormant
1918 "t" gnus-summary-limit-to-age
1919 "." gnus-summary-limit-to-unseen
1920 "x" gnus-summary-limit-to-extra
1921 "p" gnus-summary-limit-to-display-predicate
1922 "E" gnus-summary-limit-include-expunged
1923 "c" gnus-summary-limit-exclude-childless-dormant
1924 "C" gnus-summary-limit-mark-excluded-as-read
1925 "o" gnus-summary-insert-old-articles
1926 "N" gnus-summary-insert-new-articles
1927 "S" gnus-summary-limit-to-singletons
1928 "r" gnus-summary-limit-to-replied
1929 "R" gnus-summary-limit-to-recipient
1930 "A" gnus-summary-limit-to-address)
1932 (gnus-define-keys (gnus-summary-goto-map "G" gnus-summary-mode-map)
1933 "n" gnus-summary-next-unread-article
1934 "p" gnus-summary-prev-unread-article
1935 "N" gnus-summary-next-article
1936 "P" gnus-summary-prev-article
1937 "\C-n" gnus-summary-next-same-subject
1938 "\C-p" gnus-summary-prev-same-subject
1939 "\M-n" gnus-summary-next-unread-subject
1940 "\M-p" gnus-summary-prev-unread-subject
1941 "f" gnus-summary-first-unread-article
1942 "b" gnus-summary-best-unread-article
1943 "j" gnus-summary-goto-article
1944 "g" gnus-summary-goto-subject
1945 "l" gnus-summary-goto-last-article
1946 "o" gnus-summary-pop-article)
1948 (gnus-define-keys (gnus-summary-thread-map "T" gnus-summary-mode-map)
1949 "k" gnus-summary-kill-thread
1950 "E" gnus-summary-expire-thread
1951 "l" gnus-summary-lower-thread
1952 "i" gnus-summary-raise-thread
1953 "T" gnus-summary-toggle-threads
1954 "t" gnus-summary-rethread-current
1955 "^" gnus-summary-reparent-thread
1956 "\M-^" gnus-summary-reparent-children
1957 "s" gnus-summary-show-thread
1958 "S" gnus-summary-show-all-threads
1959 "h" gnus-summary-hide-thread
1960 "H" gnus-summary-hide-all-threads
1961 "n" gnus-summary-next-thread
1962 "p" gnus-summary-prev-thread
1963 "u" gnus-summary-up-thread
1964 "o" gnus-summary-top-thread
1965 "d" gnus-summary-down-thread
1966 "#" gnus-uu-mark-thread
1967 "\M-#" gnus-uu-unmark-thread)
1969 (gnus-define-keys (gnus-summary-buffer-map "Y" gnus-summary-mode-map)
1970 "g" gnus-summary-prepare
1971 "c" gnus-summary-insert-cached-articles
1972 "d" gnus-summary-insert-dormant-articles
1973 "t" gnus-summary-insert-ticked-articles)
1975 (gnus-define-keys (gnus-summary-exit-map "Z" gnus-summary-mode-map)
1976 "c" gnus-summary-catchup-and-exit
1977 "C" gnus-summary-catchup-all-and-exit
1978 "E" gnus-summary-exit-no-update
1979 "Q" gnus-summary-exit
1980 "Z" gnus-summary-exit
1981 "n" gnus-summary-catchup-and-goto-next-group
1982 "p" gnus-summary-catchup-and-goto-prev-group
1983 "R" gnus-summary-reselect-current-group
1984 "G" gnus-summary-rescan-group
1985 "N" gnus-summary-next-group
1986 "s" gnus-summary-save-newsrc
1987 "P" gnus-summary-prev-group)
1989 (gnus-define-keys (gnus-summary-article-map "A" gnus-summary-mode-map)
1990 " " gnus-summary-next-page
1991 "n" gnus-summary-next-page
1992 "\177" gnus-summary-prev-page
1993 [delete] gnus-summary-prev-page
1994 "p" gnus-summary-prev-page
1995 "\r" gnus-summary-scroll-up
1996 "\M-\r" gnus-summary-scroll-down
1997 "<" gnus-summary-beginning-of-article
1998 ">" gnus-summary-end-of-article
1999 "b" gnus-summary-beginning-of-article
2000 "e" gnus-summary-end-of-article
2001 "^" gnus-summary-refer-parent-article
2002 "r" gnus-summary-refer-parent-article
2003 "D" gnus-summary-enter-digest-group
2004 "R" gnus-summary-refer-references
2005 "T" gnus-summary-refer-thread
2006 "g" gnus-summary-show-article
2007 "s" gnus-summary-isearch-article
2008 "P" gnus-summary-print-article
2009 "S" gnus-sticky-article
2010 "M" gnus-mailing-list-insinuate
2011 "t" gnus-article-babel)
2013 (gnus-define-keys (gnus-summary-wash-map "W" gnus-summary-mode-map)
2014 "b" gnus-article-add-buttons
2015 "B" gnus-article-add-buttons-to-head
2016 "o" gnus-article-treat-overstrike
2017 "e" gnus-article-emphasize
2018 "w" gnus-article-fill-cited-article
2019 "Q" gnus-article-fill-long-lines
2020 "L" gnus-article-toggle-truncate-lines
2021 "C" gnus-article-capitalize-sentences
2022 "c" gnus-article-remove-cr
2023 "q" gnus-article-de-quoted-unreadable
2024 "6" gnus-article-de-base64-unreadable
2025 "Z" gnus-article-decode-HZ
2026 "A" gnus-article-treat-ansi-sequences
2027 "h" gnus-article-wash-html
2028 "u" gnus-article-unsplit-urls
2029 "s" gnus-summary-force-verify-and-decrypt
2030 "f" gnus-article-display-x-face
2031 "l" gnus-summary-stop-page-breaking
2032 "r" gnus-summary-caesar-message
2033 "m" gnus-summary-morse-message
2034 "t" gnus-summary-toggle-header
2035 "g" gnus-treat-smiley
2036 "v" gnus-summary-verbose-headers
2037 "a" gnus-article-strip-headers-in-body ;; mnemonic: wash archive
2038 "p" gnus-article-verify-x-pgp-sig
2039 "d" gnus-article-treat-dumbquotes
2040 "i" gnus-summary-idna-message)
2042 (gnus-define-keys (gnus-summary-wash-deuglify-map "Y" gnus-summary-wash-map)
2043 ;; mnemonic: deuglif*Y*
2044 "u" gnus-article-outlook-unwrap-lines
2045 "a" gnus-article-outlook-repair-attribution
2046 "c" gnus-article-outlook-rearrange-citation
2047 "f" gnus-article-outlook-deuglify-article) ;; mnemonic: full deuglify
2049 (gnus-define-keys (gnus-summary-wash-hide-map "W" gnus-summary-wash-map)
2050 "a" gnus-article-hide
2051 "h" gnus-article-hide-headers
2052 "b" gnus-article-hide-boring-headers
2053 "s" gnus-article-hide-signature
2054 "c" gnus-article-hide-citation
2055 "C" gnus-article-hide-citation-in-followups
2056 "l" gnus-article-hide-list-identifiers
2057 "B" gnus-article-strip-banner
2058 "P" gnus-article-hide-pem
2059 "\C-c" gnus-article-hide-citation-maybe)
2061 (gnus-define-keys (gnus-summary-wash-highlight-map "H" gnus-summary-wash-map)
2062 "a" gnus-article-highlight
2063 "h" gnus-article-highlight-headers
2064 "c" gnus-article-highlight-citation
2065 "s" gnus-article-highlight-signature)
2067 (gnus-define-keys (gnus-summary-wash-header-map "G" gnus-summary-wash-map)
2068 "f" gnus-article-treat-fold-headers
2069 "u" gnus-article-treat-unfold-headers
2070 "n" gnus-article-treat-fold-newsgroups)
2072 (gnus-define-keys (gnus-summary-wash-display-map "D" gnus-summary-wash-map)
2073 "x" gnus-article-display-x-face
2074 "d" gnus-article-display-face
2075 "s" gnus-treat-smiley
2076 "D" gnus-article-remove-images
2077 "f" gnus-treat-from-picon
2078 "m" gnus-treat-mail-picon
2079 "n" gnus-treat-newsgroups-picon)
2081 (gnus-define-keys (gnus-summary-wash-mime-map "M" gnus-summary-wash-map)
2082 "w" gnus-article-decode-mime-words
2083 "c" gnus-article-decode-charset
2084 "v" gnus-mime-view-all-parts
2085 "b" gnus-article-view-part)
2087 (gnus-define-keys (gnus-summary-wash-time-map "T" gnus-summary-wash-map)
2088 "z" gnus-article-date-ut
2089 "u" gnus-article-date-ut
2090 "l" gnus-article-date-local
2091 "p" gnus-article-date-english
2092 "e" gnus-article-date-lapsed
2093 "o" gnus-article-date-original
2094 "i" gnus-article-date-iso8601
2095 "s" gnus-article-date-user)
2097 (gnus-define-keys (gnus-summary-wash-empty-map "E" gnus-summary-wash-map)
2098 "t" gnus-article-remove-trailing-blank-lines
2099 "l" gnus-article-strip-leading-blank-lines
2100 "m" gnus-article-strip-multiple-blank-lines
2101 "a" gnus-article-strip-blank-lines
2102 "A" gnus-article-strip-all-blank-lines
2103 "s" gnus-article-strip-leading-space
2104 "e" gnus-article-strip-trailing-space
2105 "w" gnus-article-remove-leading-whitespace)
2107 (gnus-define-keys (gnus-summary-help-map "H" gnus-summary-mode-map)
2109 "f" gnus-summary-fetch-faq
2110 "d" gnus-summary-describe-group
2111 "h" gnus-summary-describe-briefly
2112 "i" gnus-info-find-node
2113 "c" gnus-group-fetch-charter
2114 "C" gnus-group-fetch-control)
2116 (gnus-define-keys (gnus-summary-backend-map "B" gnus-summary-mode-map)
2117 "e" gnus-summary-expire-articles
2118 "\M-\C-e" gnus-summary-expire-articles-now
2119 "\177" gnus-summary-delete-article
2120 [delete] gnus-summary-delete-article
2121 [backspace] gnus-summary-delete-article
2122 "m" gnus-summary-move-article
2123 "r" gnus-summary-respool-article
2124 "w" gnus-summary-edit-article
2125 "c" gnus-summary-copy-article
2126 "B" gnus-summary-crosspost-article
2127 "q" gnus-summary-respool-query
2128 "t" gnus-summary-respool-trace
2129 "i" gnus-summary-import-article
2130 "I" gnus-summary-create-article
2131 "p" gnus-summary-article-posted-p)
2133 (gnus-define-keys (gnus-summary-save-map "O" gnus-summary-mode-map)
2134 "o" gnus-summary-save-article
2135 "m" gnus-summary-save-article-mail
2136 "F" gnus-summary-write-article-file
2137 "r" gnus-summary-save-article-rmail
2138 "f" gnus-summary-save-article-file
2139 "b" gnus-summary-save-article-body-file
2140 "B" gnus-summary-write-article-body-file
2141 "h" gnus-summary-save-article-folder
2142 "v" gnus-summary-save-article-vm
2143 "p" gnus-summary-pipe-output
2144 "P" gnus-summary-muttprint
2145 "s" gnus-soup-add-article)
2147 (gnus-define-keys (gnus-summary-mime-map "K" gnus-summary-mode-map)
2148 "b" gnus-summary-display-buttonized
2149 "m" gnus-summary-repair-multipart
2150 "v" gnus-article-view-part
2151 "o" gnus-article-save-part
2152 "O" gnus-article-save-part-and-strip
2153 "r" gnus-article-replace-part
2154 "d" gnus-article-delete-part
2155 "t" gnus-article-view-part-as-type
2156 "j" gnus-article-jump-to-part
2157 "c" gnus-article-copy-part
2158 "C" gnus-article-view-part-as-charset
2159 "e" gnus-article-view-part-externally
2160 "H" gnus-article-browse-html-article
2161 "E" gnus-article-encrypt-body
2162 "i" gnus-article-inline-part
2163 "|" gnus-article-pipe-part)
2165 (gnus-define-keys (gnus-uu-mark-map "P" gnus-summary-mark-map)
2166 "p" gnus-summary-mark-as-processable
2167 "u" gnus-summary-unmark-as-processable
2168 "U" gnus-summary-unmark-all-processable
2169 "v" gnus-uu-mark-over
2170 "s" gnus-uu-mark-series
2171 "r" gnus-uu-mark-region
2172 "g" gnus-uu-unmark-region
2173 "R" gnus-uu-mark-by-regexp
2174 "G" gnus-uu-unmark-by-regexp
2175 "t" gnus-uu-mark-thread
2176 "T" gnus-uu-unmark-thread
2177 "a" gnus-uu-mark-all
2178 "b" gnus-uu-mark-buffer
2179 "S" gnus-uu-mark-sparse
2180 "k" gnus-summary-kill-process-mark
2181 "y" gnus-summary-yank-process-mark
2182 "w" gnus-summary-save-process-mark
2183 "i" gnus-uu-invert-processable)
2185 (gnus-define-keys (gnus-uu-extract-map "X" gnus-summary-mode-map)
2186 ;;"x" gnus-uu-extract-any
2187 "m" gnus-summary-save-parts
2188 "u" gnus-uu-decode-uu
2189 "U" gnus-uu-decode-uu-and-save
2190 "s" gnus-uu-decode-unshar
2191 "S" gnus-uu-decode-unshar-and-save
2192 "o" gnus-uu-decode-save
2193 "O" gnus-uu-decode-save
2194 "b" gnus-uu-decode-binhex
2195 "B" gnus-uu-decode-binhex
2196 "Y" gnus-uu-decode-yenc
2197 "p" gnus-uu-decode-postscript
2198 "P" gnus-uu-decode-postscript-and-save)
2201 (gnus-uu-extract-view-map "v" gnus-uu-extract-map)
2202 "u" gnus-uu-decode-uu-view
2203 "U" gnus-uu-decode-uu-and-save-view
2204 "s" gnus-uu-decode-unshar-view
2205 "S" gnus-uu-decode-unshar-and-save-view
2206 "o" gnus-uu-decode-save-view
2207 "O" gnus-uu-decode-save-view
2208 "b" gnus-uu-decode-binhex-view
2209 "B" gnus-uu-decode-binhex-view
2210 "p" gnus-uu-decode-postscript-view
2211 "P" gnus-uu-decode-postscript-and-save-view)
2213 (defvar gnus-article-post-menu nil)
2215 (defconst gnus-summary-menu-maxlen 20)
2217 (defun gnus-summary-menu-split (menu)
2218 ;; If we have lots of elements, divide them into groups of 20
2219 ;; and make a pane (or submenu) for each one.
2220 (if (> (length menu) (/ (* gnus-summary-menu-maxlen 3) 2))
2221 (let ((menu menu) sublists next
2224 ;; Pull off the next gnus-summary-menu-maxlen elements
2225 ;; and make them the next element of sublist.
2226 (setq next (nthcdr gnus-summary-menu-maxlen menu))
2228 (setcdr (nthcdr (1- gnus-summary-menu-maxlen) menu)
2230 (setq sublists (cons (cons (format "%s ... %s" (aref (car menu) 0)
2231 (aref (car (last menu)) 0)) menu)
2235 (nreverse sublists))
2236 ;; Few elements--put them all in one pane.
2239 (defun gnus-summary-make-menu-bar ()
2240 (gnus-turn-off-edit-menu 'summary)
2242 (unless (boundp 'gnus-summary-misc-menu)
2245 gnus-summary-kill-menu gnus-summary-mode-map ""
2250 ["Customize" gnus-score-customize t])
2251 (gnus-make-score-map 'increase)
2252 (gnus-make-score-map 'lower)
2254 ["Kill below" gnus-summary-kill-below t]
2255 ["Mark above" gnus-summary-mark-above t]
2256 ["Tick above" gnus-summary-tick-above t]
2257 ["Clear above" gnus-summary-clear-above t])
2258 ["Current score" gnus-summary-current-score t]
2259 ["Set score" gnus-summary-set-score t]
2260 ["Switch current score file..." gnus-score-change-score-file t]
2261 ["Set mark below..." gnus-score-set-mark-below t]
2262 ["Set expunge below..." gnus-score-set-expunge-below t]
2263 ["Edit current score file" gnus-score-edit-current-scores t]
2264 ["Edit score file" gnus-score-edit-file t]
2265 ["Trace score" gnus-score-find-trace t]
2266 ["Find words" gnus-score-find-favourite-words t]
2267 ["Rescore buffer" gnus-summary-rescore t]
2268 ["Increase score..." gnus-summary-increase-score t]
2269 ["Lower score..." gnus-summary-lower-score t]))))
2271 ;; Define both the Article menu in the summary buffer and the
2272 ;; equivalent Commands menu in the article buffer here for
2276 ["All" gnus-article-hide t]
2277 ["Headers" gnus-article-hide-headers t]
2278 ["Signature" gnus-article-hide-signature t]
2279 ["Citation" gnus-article-hide-citation t]
2280 ["List identifiers" gnus-article-hide-list-identifiers t]
2281 ["Banner" gnus-article-strip-banner t]
2282 ["Boring headers" gnus-article-hide-boring-headers t])
2284 ["All" gnus-article-highlight t]
2285 ["Headers" gnus-article-highlight-headers t]
2286 ["Signature" gnus-article-highlight-signature t]
2287 ["Citation" gnus-article-highlight-citation t])
2289 ["Words" gnus-article-decode-mime-words t]
2290 ["Charset" gnus-article-decode-charset t]
2291 ["QP" gnus-article-de-quoted-unreadable t]
2292 ["Base64" gnus-article-de-base64-unreadable t]
2293 ["View MIME buttons" gnus-summary-display-buttonized t]
2294 ["View all" gnus-mime-view-all-parts t]
2295 ["Verify and Decrypt" gnus-summary-force-verify-and-decrypt t]
2296 ["Encrypt body" gnus-article-encrypt-body
2297 :active (not (gnus-group-read-only-p))
2298 ,@(if (featurep 'xemacs) nil
2299 '(:help "Encrypt the message body on disk"))]
2300 ["Extract all parts..." gnus-summary-save-parts t]
2302 ["Repair multipart" gnus-summary-repair-multipart t]
2303 ["Pipe part..." gnus-article-pipe-part t]
2304 ["Inline part" gnus-article-inline-part t]
2305 ["View part as type..." gnus-article-view-part-as-type t]
2306 ["Encrypt body" gnus-article-encrypt-body
2307 :active (not (gnus-group-read-only-p))
2308 ,@(if (featurep 'xemacs) nil
2309 '(:help "Encrypt the message body on disk"))]
2310 ["View part externally" gnus-article-view-part-externally t]
2311 ["View HTML parts in browser" gnus-article-browse-html-article t]
2312 ["View part with charset..." gnus-article-view-part-as-charset t]
2313 ["Copy part" gnus-article-copy-part t]
2314 ["Save part..." gnus-article-save-part t]
2315 ["View part" gnus-article-view-part t]))
2317 ["Local" gnus-article-date-local t]
2318 ["ISO8601" gnus-article-date-iso8601 t]
2319 ["UT" gnus-article-date-ut t]
2320 ["Original" gnus-article-date-original t]
2321 ["Lapsed" gnus-article-date-lapsed t]
2322 ["User-defined" gnus-article-date-user t])
2324 ["Remove images" gnus-article-remove-images t]
2325 ["Toggle smiley" gnus-treat-smiley t]
2326 ["Show X-Face" gnus-article-display-x-face t]
2327 ["Show picons in From" gnus-treat-from-picon t]
2328 ["Show picons in mail headers" gnus-treat-mail-picon t]
2329 ["Show picons in news headers" gnus-treat-newsgroups-picon t]
2330 ("View as different encoding"
2331 ,@(gnus-summary-menu-split
2334 ;; Since easymenu under Emacs doesn't allow
2335 ;; lambda forms for menu commands, we should
2336 ;; provide intern'ed function symbols.
2337 (let ((command (intern (format "\
2338 gnus-summary-show-article-from-menu-as-charset-%s" cs))))
2342 (let ((gnus-summary-show-article-charset-alist
2344 (gnus-summary-show-article 1))))
2345 `[,(symbol-name cs) ,command t]))
2346 (sort (if (fboundp 'coding-system-list)
2347 (coding-system-list)
2348 (mapcar 'car mm-mime-mule-charset-alist))
2352 ["Leading" gnus-article-strip-leading-blank-lines t]
2353 ["Multiple" gnus-article-strip-multiple-blank-lines t]
2354 ["Trailing" gnus-article-remove-trailing-blank-lines t]
2355 ["All of the above" gnus-article-strip-blank-lines t]
2356 ["All" gnus-article-strip-all-blank-lines t]
2357 ["Leading space" gnus-article-strip-leading-space t]
2358 ["Trailing space" gnus-article-strip-trailing-space t]
2359 ["Leading space in headers"
2360 gnus-article-remove-leading-whitespace t])
2361 ["Overstrike" gnus-article-treat-overstrike t]
2362 ["Dumb quotes" gnus-article-treat-dumbquotes t]
2363 ["Emphasis" gnus-article-emphasize t]
2364 ["Word wrap" gnus-article-fill-cited-article t]
2365 ["Fill long lines" gnus-article-fill-long-lines t]
2366 ["Toggle truncate long lines" gnus-article-toggle-truncate-lines t]
2367 ["Capitalize sentences" gnus-article-capitalize-sentences t]
2368 ["Remove CR" gnus-article-remove-cr t]
2369 ["Quoted-Printable" gnus-article-de-quoted-unreadable t]
2370 ["Base64" gnus-article-de-base64-unreadable t]
2371 ["Rot 13" gnus-summary-caesar-message
2372 ,@(if (featurep 'xemacs) '(t)
2373 '(:help "\"Caesar rotate\" article by 13"))]
2374 ["De-IDNA" gnus-summary-idna-message t]
2375 ["Morse decode" gnus-summary-morse-message t]
2376 ["Unix pipe..." gnus-summary-pipe-message t]
2377 ["Add buttons" gnus-article-add-buttons t]
2378 ["Add buttons to head" gnus-article-add-buttons-to-head t]
2379 ["Stop page breaking" gnus-summary-stop-page-breaking t]
2380 ["Verbose header" gnus-summary-verbose-headers t]
2381 ["Toggle header" gnus-summary-toggle-header t]
2382 ["Unfold headers" gnus-article-treat-unfold-headers t]
2383 ["Fold newsgroups" gnus-article-treat-fold-newsgroups t]
2384 ["Html" gnus-article-wash-html t]
2385 ["Unsplit URLs" gnus-article-unsplit-urls t]
2386 ["Verify X-PGP-Sig" gnus-article-verify-x-pgp-sig t]
2387 ["Decode HZ" gnus-article-decode-HZ t]
2388 ["ANSI sequences" gnus-article-treat-ansi-sequences t]
2389 ("(Outlook) Deuglify"
2390 ["Unwrap lines" gnus-article-outlook-unwrap-lines t]
2391 ["Repair attribution" gnus-article-outlook-repair-attribution t]
2392 ["Rearrange citation" gnus-article-outlook-rearrange-citation t]
2393 ["Full (Outlook) deuglify"
2394 gnus-article-outlook-deuglify-article t])
2397 ["Save in default format..." gnus-summary-save-article
2398 ,@(if (featurep 'xemacs) '(t)
2399 '(:help "Save article using default method"))]
2400 ["Save in file..." gnus-summary-save-article-file
2401 ,@(if (featurep 'xemacs) '(t)
2402 '(:help "Save article in file"))]
2403 ["Save in Unix mail format..." gnus-summary-save-article-mail t]
2404 ["Save in MH folder..." gnus-summary-save-article-folder t]
2405 ["Save in VM folder..." gnus-summary-save-article-vm t]
2406 ["Save in RMAIL mbox..." gnus-summary-save-article-rmail t]
2407 ["Save body in file..." gnus-summary-save-article-body-file t]
2408 ["Pipe through a filter..." gnus-summary-pipe-output t]
2409 ["Add to SOUP packet" gnus-soup-add-article t]
2410 ["Print with Muttprint..." gnus-summary-muttprint t]
2411 ["Print" gnus-summary-print-article
2412 ,@(if (featurep 'xemacs) '(t)
2413 '(:help "Generate and print a PostScript image"))])
2414 ("Copy, move,... (Backend)"
2415 ,@(if (featurep 'xemacs) nil
2416 '(:help "Copying, moving, expiring articles..."))
2417 ["Respool article..." gnus-summary-respool-article t]
2418 ["Move article..." gnus-summary-move-article
2419 (gnus-check-backend-function
2420 'request-move-article gnus-newsgroup-name)]
2421 ["Copy article..." gnus-summary-copy-article t]
2422 ["Crosspost article..." gnus-summary-crosspost-article
2423 (gnus-check-backend-function
2424 'request-replace-article gnus-newsgroup-name)]
2425 ["Import file..." gnus-summary-import-article
2426 (gnus-check-backend-function
2427 'request-accept-article gnus-newsgroup-name)]
2428 ["Create article..." gnus-summary-create-article
2429 (gnus-check-backend-function
2430 'request-accept-article gnus-newsgroup-name)]
2431 ["Check if posted" gnus-summary-article-posted-p t]
2432 ["Edit article" gnus-summary-edit-article
2433 (not (gnus-group-read-only-p))]
2434 ["Delete article" gnus-summary-delete-article
2435 (gnus-check-backend-function
2436 'request-expire-articles gnus-newsgroup-name)]
2437 ["Query respool" gnus-summary-respool-query t]
2438 ["Trace respool" gnus-summary-respool-trace t]
2439 ["Delete expirable articles" gnus-summary-expire-articles-now
2440 (gnus-check-backend-function
2441 'request-expire-articles gnus-newsgroup-name)])
2443 ["Uudecode" gnus-uu-decode-uu
2444 ,@(if (featurep 'xemacs) '(t)
2445 '(:help "Decode uuencoded article(s)"))]
2446 ["Uudecode and save" gnus-uu-decode-uu-and-save t]
2447 ["Unshar" gnus-uu-decode-unshar t]
2448 ["Unshar and save" gnus-uu-decode-unshar-and-save t]
2449 ["Save" gnus-uu-decode-save t]
2450 ["Binhex" gnus-uu-decode-binhex t]
2451 ["Postscript" gnus-uu-decode-postscript t]
2452 ["All MIME parts" gnus-summary-save-parts t])
2454 ["Enter article" gnus-cache-enter-article t]
2455 ["Remove article" gnus-cache-remove-article t])
2456 ["Translate" gnus-article-babel t]
2457 ["Select article buffer" gnus-summary-select-article-buffer t]
2458 ["Make article buffer sticky" gnus-sticky-article t]
2459 ["Enter digest buffer" gnus-summary-enter-digest-group t]
2460 ["Isearch article..." gnus-summary-isearch-article t]
2461 ["Beginning of the article" gnus-summary-beginning-of-article t]
2462 ["End of the article" gnus-summary-end-of-article t]
2463 ["Fetch parent of article" gnus-summary-refer-parent-article t]
2464 ["Fetch referenced articles" gnus-summary-refer-references t]
2465 ["Fetch current thread" gnus-summary-refer-thread t]
2466 ["Fetch article with id..." gnus-summary-refer-article t]
2467 ["Setup Mailing List Params" gnus-mailing-list-insinuate t]
2468 ["Redisplay" gnus-summary-show-article t]
2469 ["Raw article" gnus-summary-show-raw-article :keys "C-u g"])))
2471 gnus-summary-article-menu gnus-summary-mode-map ""
2472 (cons "Article" innards))
2474 (if (not (keymapp gnus-summary-article-menu))
2476 gnus-article-commands-menu gnus-article-mode-map ""
2477 (cons "Commands" innards))
2478 ;; in Emacs, don't share menu.
2479 (setq gnus-article-commands-menu
2480 (copy-keymap gnus-summary-article-menu))
2481 (define-key gnus-article-mode-map [menu-bar commands]
2482 (cons "Commands" gnus-article-commands-menu))))
2485 gnus-summary-thread-menu gnus-summary-mode-map ""
2487 ["Find all messages in thread" gnus-summary-refer-thread t]
2488 ["Toggle threading" gnus-summary-toggle-threads t]
2489 ["Hide threads" gnus-summary-hide-all-threads t]
2490 ["Show threads" gnus-summary-show-all-threads t]
2491 ["Hide thread" gnus-summary-hide-thread t]
2492 ["Show thread" gnus-summary-show-thread t]
2493 ["Go to next thread" gnus-summary-next-thread t]
2494 ["Go to previous thread" gnus-summary-prev-thread t]
2495 ["Go down thread" gnus-summary-down-thread t]
2496 ["Go up thread" gnus-summary-up-thread t]
2497 ["Top of thread" gnus-summary-top-thread t]
2498 ["Mark thread as read" gnus-summary-kill-thread t]
2499 ["Mark thread as expired" gnus-summary-expire-thread t]
2500 ["Lower thread score" gnus-summary-lower-thread t]
2501 ["Raise thread score" gnus-summary-raise-thread t]
2502 ["Rethread current" gnus-summary-rethread-current t]))
2505 gnus-summary-post-menu gnus-summary-mode-map ""
2507 ["Send a message (mail or news)" gnus-summary-post-news
2508 ,@(if (featurep 'xemacs) '(t)
2509 '(:help "Compose a new message (mail or news)"))]
2510 ["Followup" gnus-summary-followup
2511 ,@(if (featurep 'xemacs) '(t)
2512 '(:help "Post followup to this article"))]
2513 ["Followup and yank" gnus-summary-followup-with-original
2514 ,@(if (featurep 'xemacs) '(t)
2515 '(:help "Post followup to this article, quoting its contents"))]
2516 ["Supersede article" gnus-summary-supersede-article t]
2517 ["Cancel article" gnus-summary-cancel-article
2518 ,@(if (featurep 'xemacs) '(t)
2519 '(:help "Cancel an article you posted"))]
2520 ["Reply" gnus-summary-reply t]
2521 ["Reply and yank" gnus-summary-reply-with-original t]
2522 ["Wide reply" gnus-summary-wide-reply t]
2523 ["Wide reply and yank" gnus-summary-wide-reply-with-original
2524 ,@(if (featurep 'xemacs) '(t)
2525 '(:help "Mail a reply, quoting this article"))]
2526 ["Very wide reply" gnus-summary-very-wide-reply t]
2527 ["Very wide reply and yank" gnus-summary-very-wide-reply-with-original
2528 ,@(if (featurep 'xemacs) '(t)
2529 '(:help "Mail a very wide reply, quoting this article"))]
2530 ["Mail forward" gnus-summary-mail-forward t]
2531 ["Post forward" gnus-summary-post-forward t]
2532 ["Digest and mail" gnus-uu-digest-mail-forward t]
2533 ["Digest and post" gnus-uu-digest-post-forward t]
2534 ["Resend message" gnus-summary-resend-message t]
2535 ["Resend message edit" gnus-summary-resend-message-edit t]
2536 ["Send bounced mail" gnus-summary-resend-bounced-mail t]
2537 ["Send a mail" gnus-summary-mail-other-window t]
2538 ["Create a local message" gnus-summary-news-other-window t]
2539 ["Uuencode and post" gnus-uu-post-news
2540 ,@(if (featurep 'xemacs) '(t)
2541 '(:help "Post a uuencoded article"))]
2542 ["Followup via news" gnus-summary-followup-to-mail t]
2543 ["Followup via news and yank"
2544 gnus-summary-followup-to-mail-with-original t]
2546 ;;["Send" gnus-summary-send-draft t]
2547 ;;["Send bounced" gnus-resend-bounced-mail t])
2551 ((not (keymapp gnus-summary-post-menu))
2552 (setq gnus-article-post-menu gnus-summary-post-menu))
2553 ((not gnus-article-post-menu)
2554 ;; Don't share post menu.
2555 (setq gnus-article-post-menu
2556 (copy-keymap gnus-summary-post-menu))))
2557 (define-key gnus-article-mode-map [menu-bar post]
2558 (cons "Post" gnus-article-post-menu))
2561 gnus-summary-misc-menu gnus-summary-mode-map ""
2564 ["Mark as read" gnus-summary-mark-as-read-forward t]
2565 ["Mark same subject and select"
2566 gnus-summary-kill-same-subject-and-select t]
2567 ["Mark same subject" gnus-summary-kill-same-subject t]
2568 ["Catchup" gnus-summary-catchup
2569 ,@(if (featurep 'xemacs) '(t)
2570 '(:help "Mark unread articles in this group as read"))]
2571 ["Catchup all" gnus-summary-catchup-all t]
2572 ["Catchup to here" gnus-summary-catchup-to-here t]
2573 ["Catchup from here" gnus-summary-catchup-from-here t]
2574 ["Catchup region" gnus-summary-mark-region-as-read
2575 (gnus-mark-active-p)]
2576 ["Mark excluded" gnus-summary-limit-mark-excluded-as-read t])
2578 ["Tick" gnus-summary-tick-article-forward t]
2579 ["Mark as dormant" gnus-summary-mark-as-dormant t]
2580 ["Remove marks" gnus-summary-clear-mark-forward t]
2581 ["Set expirable mark" gnus-summary-mark-as-expirable t]
2582 ["Set bookmark" gnus-summary-set-bookmark t]
2583 ["Remove bookmark" gnus-summary-remove-bookmark t])
2585 ["Marks..." gnus-summary-limit-to-marks t]
2586 ["Subject..." gnus-summary-limit-to-subject t]
2587 ["Author..." gnus-summary-limit-to-author t]
2588 ["Recipient..." gnus-summary-limit-to-recipient t]
2589 ["Address..." gnus-summary-limit-to-address t]
2590 ["Age..." gnus-summary-limit-to-age t]
2591 ["Extra..." gnus-summary-limit-to-extra t]
2592 ["Score..." gnus-summary-limit-to-score t]
2593 ["Display Predicate" gnus-summary-limit-to-display-predicate t]
2594 ["Unread" gnus-summary-limit-to-unread t]
2595 ["Unseen" gnus-summary-limit-to-unseen t]
2596 ["Singletons" gnus-summary-limit-to-singletons t]
2597 ["Replied" gnus-summary-limit-to-replied t]
2598 ["Non-dormant" gnus-summary-limit-exclude-dormant t]
2599 ["Next or process marked articles" gnus-summary-limit-to-articles t]
2600 ["Pop limit" gnus-summary-pop-limit t]
2601 ["Show dormant" gnus-summary-limit-include-dormant t]
2602 ["Hide childless dormant"
2603 gnus-summary-limit-exclude-childless-dormant t]
2604 ;;["Hide thread" gnus-summary-limit-exclude-thread t]
2605 ["Hide marked" gnus-summary-limit-exclude-marks t]
2606 ["Show expunged" gnus-summary-limit-include-expunged t])
2608 ["Set mark" gnus-summary-mark-as-processable t]
2609 ["Remove mark" gnus-summary-unmark-as-processable t]
2610 ["Remove all marks" gnus-summary-unmark-all-processable t]
2611 ["Invert marks" gnus-uu-invert-processable t]
2612 ["Mark above" gnus-uu-mark-over t]
2613 ["Mark series" gnus-uu-mark-series t]
2614 ["Mark region" gnus-uu-mark-region (gnus-mark-active-p)]
2615 ["Unmark region" gnus-uu-unmark-region (gnus-mark-active-p)]
2616 ["Mark by regexp..." gnus-uu-mark-by-regexp t]
2617 ["Unmark by regexp..." gnus-uu-unmark-by-regexp t]
2618 ["Mark all" gnus-uu-mark-all t]
2619 ["Mark buffer" gnus-uu-mark-buffer t]
2620 ["Mark sparse" gnus-uu-mark-sparse t]
2621 ["Mark thread" gnus-uu-mark-thread t]
2622 ["Unmark thread" gnus-uu-unmark-thread t]
2623 ("Process Mark Sets"
2624 ["Kill" gnus-summary-kill-process-mark t]
2625 ["Yank" gnus-summary-yank-process-mark
2626 gnus-newsgroup-process-stack]
2627 ["Save" gnus-summary-save-process-mark t]
2628 ["Run command on marked..." gnus-summary-universal-argument t]))
2630 ["Page forward" gnus-summary-next-page
2631 ,@(if (featurep 'xemacs) '(t)
2632 '(:help "Show next page of article"))]
2633 ["Page backward" gnus-summary-prev-page
2634 ,@(if (featurep 'xemacs) '(t)
2635 '(:help "Show previous page of article"))]
2636 ["Line forward" gnus-summary-scroll-up t])
2638 ["Next unread article" gnus-summary-next-unread-article t]
2639 ["Previous unread article" gnus-summary-prev-unread-article t]
2640 ["Next article" gnus-summary-next-article t]
2641 ["Previous article" gnus-summary-prev-article t]
2642 ["Next unread subject" gnus-summary-next-unread-subject t]
2643 ["Previous unread subject" gnus-summary-prev-unread-subject t]
2644 ["Next article same subject" gnus-summary-next-same-subject t]
2645 ["Previous article same subject" gnus-summary-prev-same-subject t]
2646 ["First unread article" gnus-summary-first-unread-article t]
2647 ["Best unread article" gnus-summary-best-unread-article t]
2648 ["Go to subject number..." gnus-summary-goto-subject t]
2649 ["Go to article number..." gnus-summary-goto-article t]
2650 ["Go to the last article" gnus-summary-goto-last-article t]
2651 ["Pop article off history" gnus-summary-pop-article t])
2653 ["Sort by number" gnus-summary-sort-by-number t]
2654 ["Sort by author" gnus-summary-sort-by-author t]
2655 ["Sort by recipient" gnus-summary-sort-by-recipient t]
2656 ["Sort by subject" gnus-summary-sort-by-subject t]
2657 ["Sort by date" gnus-summary-sort-by-date t]
2658 ["Sort by score" gnus-summary-sort-by-score t]
2659 ["Sort by lines" gnus-summary-sort-by-lines t]
2660 ["Sort by characters" gnus-summary-sort-by-chars t]
2661 ["Randomize" gnus-summary-sort-by-random t]
2662 ["Original sort" gnus-summary-sort-by-original t])
2664 ["Fetch group FAQ" gnus-summary-fetch-faq t]
2665 ["Describe group" gnus-summary-describe-group t]
2666 ["Fetch charter" gnus-group-fetch-charter
2667 ,@(if (featurep 'xemacs) nil
2668 '(:help "Display the charter of the current group"))]
2669 ["Fetch control message" gnus-group-fetch-control
2670 ,@(if (featurep 'xemacs) nil
2671 '(:help "Display the archived control message for the current group"))]
2672 ["Read manual" gnus-info-find-node t])
2674 ["Pick and read" gnus-pick-mode t]
2675 ["Binary" gnus-binary-mode t])
2677 ["Regenerate" gnus-summary-prepare t]
2678 ["Insert cached articles" gnus-summary-insert-cached-articles t]
2679 ["Insert dormant articles" gnus-summary-insert-dormant-articles t]
2680 ["Insert ticked articles" gnus-summary-insert-ticked-articles t]
2681 ["Toggle threading" gnus-summary-toggle-threads t])
2682 ["See old articles" gnus-summary-insert-old-articles t]
2683 ["See new articles" gnus-summary-insert-new-articles t]
2684 ["Filter articles..." gnus-summary-execute-command t]
2685 ["Run command on articles..." gnus-summary-universal-argument t]
2686 ["Search articles forward..." gnus-summary-search-article-forward t]
2687 ["Search articles backward..." gnus-summary-search-article-backward t]
2688 ["Toggle line truncation" gnus-summary-toggle-truncation t]
2689 ["Expand window" gnus-summary-expand-window t]
2690 ["Expire expirable articles" gnus-summary-expire-articles
2691 (gnus-check-backend-function
2692 'request-expire-articles gnus-newsgroup-name)]
2693 ["Edit local kill file" gnus-summary-edit-local-kill t]
2694 ["Edit main kill file" gnus-summary-edit-global-kill t]
2695 ["Edit group parameters" gnus-summary-edit-parameters t]
2696 ["Customize group parameters" gnus-summary-customize-parameters t]
2697 ["Send a bug report" gnus-bug t]
2699 ["Catchup and exit" gnus-summary-catchup-and-exit
2700 ,@(if (featurep 'xemacs) '(t)
2701 '(:help "Mark unread articles in this group as read, then exit"))]
2702 ["Catchup all and exit" gnus-summary-catchup-all-and-exit t]
2703 ["Catchup and goto next" gnus-summary-catchup-and-goto-next-group t]
2704 ["Catchup and goto prev" gnus-summary-catchup-and-goto-prev-group t]
2705 ["Exit group" gnus-summary-exit
2706 ,@(if (featurep 'xemacs) '(t)
2707 '(:help "Exit current group, return to group selection mode"))]
2708 ["Exit group without updating" gnus-summary-exit-no-update t]
2709 ["Exit and goto next group" gnus-summary-next-group t]
2710 ["Exit and goto prev group" gnus-summary-prev-group t]
2711 ["Reselect group" gnus-summary-reselect-current-group t]
2712 ["Rescan group" gnus-summary-rescan-group t]
2713 ["Update dribble" gnus-summary-save-newsrc t])))
2715 (gnus-run-hooks 'gnus-summary-menu-hook)))
2717 (defvar gnus-summary-tool-bar-map nil)
2719 ;; Note: The :set function in the `gnus-summary-tool-bar*' variables will only
2720 ;; affect _new_ message buffers. We might add a function that walks thru all
2721 ;; summary-mode buffers and force the update.
2722 (defun gnus-summary-tool-bar-update (&optional symbol value)
2723 "Update summary mode toolbar.
2724 Setter function for custom variables."
2725 (setq-default gnus-summary-tool-bar-map nil)
2727 ;; When used as ":set" function:
2728 (set-default symbol value))
2729 (when (gnus-buffer-live-p gnus-summary-buffer)
2730 (with-current-buffer gnus-summary-buffer
2731 (gnus-summary-make-tool-bar))))
2733 (defcustom gnus-summary-tool-bar (if (eq gmm-tool-bar-style 'gnome)
2734 'gnus-summary-tool-bar-gnome
2735 'gnus-summary-tool-bar-retro)
2736 "Specifies the Gnus summary tool bar.
2738 It can be either a list or a symbol refering to a list. See
2739 `gmm-tool-bar-from-list' for the format of the list. The
2740 default key map is `gnus-summary-mode-map'.
2742 Pre-defined symbols include `gnus-summary-tool-bar-gnome' and
2743 `gnus-summary-tool-bar-retro'."
2744 :type '(choice (const :tag "GNOME style" gnus-summary-tool-bar-gnome)
2745 (const :tag "Retro look" gnus-summary-tool-bar-retro)
2746 (repeat :tag "User defined list" gmm-tool-bar-item)
2748 :version "23.0" ;; No Gnus
2749 :initialize 'custom-initialize-default
2750 :set 'gnus-summary-tool-bar-update
2751 :group 'gnus-summary)
2753 (defcustom gnus-summary-tool-bar-gnome
2754 '((gnus-summary-post-news "mail/compose" nil)
2755 (gnus-summary-insert-new-articles "mail/inbox" nil
2756 :visible (or (not gnus-agent)
2758 (gnus-summary-reply-with-original "mail/reply")
2759 (gnus-summary-reply "mail/reply" nil :visible nil)
2760 (gnus-summary-followup-with-original "mail/reply-all")
2761 (gnus-summary-followup "mail/reply-all" nil :visible nil)
2762 (gnus-summary-mail-forward "mail/forward")
2763 (gnus-summary-save-article "mail/save")
2764 (gnus-summary-search-article-forward "search" nil :visible nil)
2765 (gnus-summary-print-article "print")
2766 (gnus-summary-tick-article-forward "flag-followup" nil :visible nil)
2767 ;; Some new commands that may need more suitable icons:
2768 (gnus-summary-save-newsrc "save" nil :visible nil)
2769 ;; (gnus-summary-show-article "stock_message-display" nil :visible nil)
2770 (gnus-summary-prev-article "left-arrow")
2771 (gnus-summary-next-article "right-arrow")
2772 (gnus-summary-next-page "next-page")
2773 ;; (gnus-summary-enter-digest-group "right_arrow" nil :visible nil)
2775 ;; Maybe some sort-by-... could be added:
2776 ;; (gnus-summary-sort-by-author "sort-a-z" nil :visible nil)
2777 ;; (gnus-summary-sort-by-date "sort-1-9" nil :visible nil)
2778 (gnus-summary-mark-as-expirable
2780 :visible (gnus-check-backend-function 'request-expire-articles
2781 gnus-newsgroup-name))
2782 (gnus-summary-mark-as-spam
2784 :visible (and (fboundp 'spam-group-ham-contents-p)
2785 (spam-group-ham-contents-p gnus-newsgroup-name))
2786 :help "Mark as spam")
2787 (gnus-summary-mark-as-read-forward
2789 :visible (and (fboundp 'spam-group-spam-contents-p)
2790 (spam-group-spam-contents-p gnus-newsgroup-name)))
2792 (gnus-summary-exit "exit")
2793 (gmm-customize-mode "preferences" t :help "Edit mode preferences")
2794 (gnus-info-find-node "help"))
2795 "List of functions for the summary tool bar (GNOME style).
2797 See `gmm-tool-bar-from-list' for the format of the list."
2798 :type '(repeat gmm-tool-bar-item)
2799 :version "23.0" ;; No Gnus
2800 :initialize 'custom-initialize-default
2801 :set 'gnus-summary-tool-bar-update
2802 :group 'gnus-summary)
2804 (defcustom gnus-summary-tool-bar-retro
2805 '((gnus-summary-prev-unread-article "gnus/prev-ur")
2806 (gnus-summary-next-unread-article "gnus/next-ur")
2807 (gnus-summary-post-news "gnus/post")
2808 (gnus-summary-followup-with-original "gnus/fuwo")
2809 (gnus-summary-followup "gnus/followup")
2810 (gnus-summary-reply-with-original "gnus/reply-wo")
2811 (gnus-summary-reply "gnus/reply")
2812 (gnus-summary-caesar-message "gnus/rot13")
2813 (gnus-uu-decode-uu "gnus/uu-decode")
2814 (gnus-summary-save-article-file "gnus/save-aif")
2815 (gnus-summary-save-article "gnus/save-art")
2816 (gnus-uu-post-news "gnus/uu-post")
2817 (gnus-summary-catchup "gnus/catchup")
2818 (gnus-summary-catchup-and-exit "gnus/cu-exit")
2819 (gnus-summary-exit "gnus/exit-summ")
2820 ;; Some new command that may need more suitable icons:
2821 (gnus-summary-print-article "gnus/print" nil :visible nil)
2822 (gnus-summary-mark-as-expirable "gnus/close" nil :visible nil)
2823 (gnus-summary-save-newsrc "gnus/save" nil :visible nil)
2824 ;; (gnus-summary-enter-digest-group "gnus/right_arrow" nil :visible nil)
2825 (gnus-summary-search-article-forward "gnus/search" nil :visible nil)
2826 ;; (gnus-summary-insert-new-articles "gnus/paste" nil :visible nil)
2827 ;; (gnus-summary-toggle-threads "gnus/open" nil :visible nil)
2829 (gnus-info-find-node "gnus/help" nil :visible nil))
2830 "List of functions for the summary tool bar (retro look).
2832 See `gmm-tool-bar-from-list' for the format of the list."
2833 :type '(repeat gmm-tool-bar-item)
2834 :version "23.0" ;; No Gnus
2835 :initialize 'custom-initialize-default
2836 :set 'gnus-summary-tool-bar-update
2837 :group 'gnus-summary)
2839 (defcustom gnus-summary-tool-bar-zap-list t
2840 "List of icon items from the global tool bar.
2841 These items are not displayed in the Gnus summary mode tool bar.
2843 See `gmm-tool-bar-from-list' for the format of the list."
2844 :type 'gmm-tool-bar-zap-list
2845 :version "23.0" ;; No Gnus
2846 :initialize 'custom-initialize-default
2847 :set 'gnus-summary-tool-bar-update
2848 :group 'gnus-summary)
2850 (defvar image-load-path)
2852 (defun gnus-summary-make-tool-bar (&optional force)
2853 "Make a summary mode tool bar from `gnus-summary-tool-bar'.
2854 When FORCE, rebuild the tool bar."
2855 (when (and (not (featurep 'xemacs))
2856 (boundp 'tool-bar-mode)
2858 (or (not gnus-summary-tool-bar-map) force))
2860 (gmm-image-load-path-for-library "gnus"
2863 (image-load-path (cons (car load-path)
2864 (when (boundp 'image-load-path)
2866 (map (gmm-tool-bar-from-list gnus-summary-tool-bar
2867 gnus-summary-tool-bar-zap-list
2868 'gnus-summary-mode-map)))
2870 ;; Need to set `gnus-summary-tool-bar-map' because `gnus-article-mode'
2872 (setq gnus-summary-tool-bar-map map))))
2873 (set (make-local-variable 'tool-bar-map) gnus-summary-tool-bar-map))
2875 (defun gnus-score-set-default (var value)
2876 "A version of set that updates the GNU Emacs menu-bar."
2878 ;; It is the message that forces the active status to be updated.
2881 (defun gnus-make-score-map (type)
2882 "Make a summary score map of type TYPE."
2885 (let ((headers '(("author" "from" string)
2886 ("subject" "subject" string)
2887 ("article body" "body" string)
2888 ("article head" "head" string)
2889 ("xref" "xref" string)
2890 ("extra header" "extra" string)
2891 ("lines" "lines" number)
2892 ("followups to author" "followup" string)))
2893 (types '((number ("less than" <)
2896 (string ("substring" s)
2900 (perms '(("temporary" (current-time-string))
2908 (if (eq type 'lower)
2913 (setq header (car headers))
2919 (let ((ts (cdr (assoc (nth 2 header) types)))
2935 'gnus-summary-score-entry
2937 (if (or (string= (nth 1 header)
2939 (string= (nth 1 header)
2942 (list 'gnus-summary-header
2944 (list 'quote (nth 1 (car ts)))
2945 (list 'gnus-score-delta-default
2952 (list (nreverse outp))))
2955 (list (nreverse outt))))
2957 (setq headers (cdr headers)))
2958 (list (nreverse outh))))))))
2962 (defun gnus-summary-mode (&optional group)
2963 "Major mode for reading articles.
2965 All normal editing commands are switched off.
2966 \\<gnus-summary-mode-map>
2967 Each line in this buffer represents one article. To read an
2968 article, you can, for instance, type `\\[gnus-summary-next-page]'. To move forwards
2969 and backwards while displaying articles, type `\\[gnus-summary-next-unread-article]' and `\\[gnus-summary-prev-unread-article]',
2972 You can also post articles and send mail from this buffer. To
2973 follow up an article, type `\\[gnus-summary-followup]'. To mail a reply to the author
2974 of an article, type `\\[gnus-summary-reply]'.
2976 There are approx. one gazillion commands you can execute in this
2977 buffer; read the info pages for more information (`\\[gnus-info-find-node]').
2979 The following commands are available:
2981 \\{gnus-summary-mode-map}"
2983 (kill-all-local-variables)
2984 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
2985 (gnus-summary-make-local-variables))
2986 (gnus-summary-make-local-variables)
2987 (setq gnus-newsgroup-name group)
2988 (when (gnus-visual-p 'summary-menu 'menu)
2989 (gnus-summary-make-menu-bar)
2990 (gnus-summary-make-tool-bar))
2991 (gnus-make-thread-indent-array)
2992 (gnus-simplify-mode-line)
2993 (setq major-mode 'gnus-summary-mode)
2994 (setq mode-name "Summary")
2995 (make-local-variable 'minor-mode-alist)
2996 (use-local-map gnus-summary-mode-map)
2997 (buffer-disable-undo)
2998 (setq buffer-read-only t ;Disable modification
2999 show-trailing-whitespace nil)
3000 (setq truncate-lines t)
3001 (setq selective-display t)
3002 (setq selective-display-ellipses t) ;Display `...'
3003 (gnus-summary-set-display-table)
3004 (gnus-set-default-directory)
3005 (make-local-variable 'gnus-summary-line-format)
3006 (make-local-variable 'gnus-summary-line-format-spec)
3007 (make-local-variable 'gnus-summary-dummy-line-format)
3008 (make-local-variable 'gnus-summary-dummy-line-format-spec)
3009 (make-local-variable 'gnus-summary-mark-positions)
3010 (gnus-make-local-hook 'pre-command-hook)
3011 (add-hook 'pre-command-hook 'gnus-set-global-variables nil t)
3012 (gnus-run-mode-hooks 'gnus-summary-mode-hook)
3013 (turn-on-gnus-mailing-list-mode)
3014 (mm-enable-multibyte)
3015 (gnus-update-format-specifications nil 'summary 'summary-mode 'summary-dummy)
3016 (gnus-update-summary-mark-positions))
3018 (defun gnus-summary-make-local-variables ()
3019 "Make all the local summary buffer variables."
3021 (dolist (local gnus-summary-local-variables)
3024 (if (eq (cdr local) 'global)
3025 ;; Copy the global value of the variable.
3026 (setq global (symbol-value (car local)))
3027 ;; Use the value from the list.
3028 (setq global (eval (cdr local))))
3029 (set (make-local-variable (car local)) global))
3030 ;; Simple nil-valued local variable.
3031 (set (make-local-variable local) nil)))))
3033 (defun gnus-summary-clear-local-variables ()
3034 (let ((locals gnus-summary-local-variables))
3036 (if (consp (car locals))
3037 (and (symbolp (caar locals))
3038 (set (caar locals) nil))
3039 (and (symbolp (car locals))
3040 (set (car locals) nil)))
3041 (setq locals (cdr locals)))))
3043 ;; Summary data functions.
3045 (defmacro gnus-data-number (data)
3048 (defmacro gnus-data-set-number (data number)
3049 `(setcar ,data ,number))
3051 (defmacro gnus-data-mark (data)
3054 (defmacro gnus-data-set-mark (data mark)
3055 `(setcar (nthcdr 1 ,data) ,mark))
3057 (defmacro gnus-data-pos (data)
3060 (defmacro gnus-data-set-pos (data pos)
3061 `(setcar (nthcdr 2 ,data) ,pos))
3063 (defmacro gnus-data-header (data)
3066 (defmacro gnus-data-set-header (data header)
3067 `(setf (nth 3 ,data) ,header))
3069 (defmacro gnus-data-level (data)
3072 (defmacro gnus-data-unread-p (data)
3073 `(= (nth 1 ,data) gnus-unread-mark))
3075 (defmacro gnus-data-read-p (data)
3076 `(/= (nth 1 ,data) gnus-unread-mark))
3078 (defmacro gnus-data-pseudo-p (data)
3079 `(consp (nth 3 ,data)))
3081 (defmacro gnus-data-find (number)
3082 `(assq ,number gnus-newsgroup-data))
3084 (defmacro gnus-data-find-list (number &optional data)
3085 `(let ((bdata ,(or data 'gnus-newsgroup-data)))
3086 (memq (assq ,number bdata)
3089 (defmacro gnus-data-make (number mark pos header level)
3090 `(list ,number ,mark ,pos ,header ,level))
3092 (defun gnus-data-enter (after-article number mark pos header level offset)
3093 (let ((data (gnus-data-find-list after-article)))
3095 (error "No such article: %d" after-article))
3096 (setcdr data (cons (gnus-data-make number mark pos header level)
3098 (setq gnus-newsgroup-data-reverse nil)
3099 (gnus-data-update-list (cddr data) offset)))
3101 (defun gnus-data-enter-list (after-article list &optional offset)
3103 (let ((data (and after-article (gnus-data-find-list after-article)))
3107 (let ((odata gnus-newsgroup-data))
3108 (setq gnus-newsgroup-data (nconc list gnus-newsgroup-data))
3110 (gnus-data-update-list odata offset)))
3111 ;; Find the last element in the list to be spliced into the main
3113 (setq list (last list))
3116 (setcdr list gnus-newsgroup-data)
3117 (setq gnus-newsgroup-data ilist)
3119 (gnus-data-update-list (cdr list) offset)))
3120 (setcdr list (cdr data))
3123 (gnus-data-update-list (cdr list) offset))))
3124 (setq gnus-newsgroup-data-reverse nil))))
3126 (defun gnus-data-remove (article &optional offset)
3127 (let ((data gnus-newsgroup-data))
3128 (if (= (gnus-data-number (car data)) article)
3130 (setq gnus-newsgroup-data (cdr gnus-newsgroup-data)
3131 gnus-newsgroup-data-reverse nil)
3133 (gnus-data-update-list gnus-newsgroup-data offset)))
3135 (when (= (gnus-data-number (cadr data)) article)
3136 (setcdr data (cddr data))
3138 (gnus-data-update-list (cdr data) offset))
3140 gnus-newsgroup-data-reverse nil))
3141 (setq data (cdr data))))))
3143 (defmacro gnus-data-list (backward)
3145 (or gnus-newsgroup-data-reverse
3146 (setq gnus-newsgroup-data-reverse
3147 (reverse gnus-newsgroup-data)))
3148 gnus-newsgroup-data))
3150 (defun gnus-data-update-list (data offset)
3151 "Add OFFSET to the POS of all data entries in DATA."
3152 (setq gnus-newsgroup-data-reverse nil)
3154 (setcar (nthcdr 2 (car data)) (+ offset (nth 2 (car data))))
3155 (setq data (cdr data))))
3157 (defun gnus-summary-article-pseudo-p (article)
3158 "Say whether this article is a pseudo article or not."
3159 (not (vectorp (gnus-data-header (gnus-data-find article)))))
3161 (defmacro gnus-summary-article-sparse-p (article)
3162 "Say whether this article is a sparse article or not."
3163 `(memq ,article gnus-newsgroup-sparse))
3165 (defmacro gnus-summary-article-ancient-p (article)
3166 "Say whether this article is a sparse article or not."
3167 `(memq ,article gnus-newsgroup-ancient))
3169 (defun gnus-article-parent-p (number)
3170 "Say whether this article is a parent or not."
3171 (let ((data (gnus-data-find-list number)))
3172 (and (cdr data) ; There has to be an article after...
3173 (< (gnus-data-level (car data)) ; And it has to have a higher level.
3174 (gnus-data-level (nth 1 data))))))
3176 (defun gnus-article-children (number)
3177 "Return a list of all children to NUMBER."
3178 (let* ((data (gnus-data-find-list number))
3179 (level (gnus-data-level (car data)))
3181 (setq data (cdr data))
3183 (= (gnus-data-level (car data)) (1+ level)))
3184 (push (gnus-data-number (car data)) children)
3185 (setq data (cdr data)))
3188 (defmacro gnus-summary-skip-intangible ()
3189 "If the current article is intangible, then jump to a different article."
3190 '(let ((to (get-text-property (point) 'gnus-intangible)))
3191 (and to (gnus-summary-goto-subject to))))
3193 (defmacro gnus-summary-article-intangible-p ()
3194 "Say whether this article is intangible or not."
3195 '(get-text-property (point) 'gnus-intangible))
3197 (defun gnus-article-read-p (article)
3198 "Say whether ARTICLE is read or not."
3199 (not (or (memq article gnus-newsgroup-marked)
3200 (memq article gnus-newsgroup-spam-marked)
3201 (memq article gnus-newsgroup-unreads)
3202 (memq article gnus-newsgroup-unselected)
3203 (memq article gnus-newsgroup-dormant))))
3205 ;; Some summary mode macros.
3207 (defmacro gnus-summary-article-number ()
3208 "The article number of the article on the current line.
3209 If there isn't an article number here, then we return the current
3212 (gnus-summary-skip-intangible)
3213 (or (get-text-property (point) 'gnus-number)
3214 (gnus-summary-last-subject))))
3216 (defmacro gnus-summary-article-header (&optional number)
3217 "Return the header of article NUMBER."
3218 `(gnus-data-header (gnus-data-find
3219 ,(or number '(gnus-summary-article-number)))))
3221 (defmacro gnus-summary-thread-level (&optional number)
3222 "Return the level of thread that starts with article NUMBER."
3223 `(if (and (eq gnus-summary-make-false-root 'dummy)
3224 (get-text-property (point) 'gnus-intangible))
3226 (gnus-data-level (gnus-data-find
3227 ,(or number '(gnus-summary-article-number))))))
3229 (defmacro gnus-summary-article-mark (&optional number)
3230 "Return the mark of article NUMBER."
3231 `(gnus-data-mark (gnus-data-find
3232 ,(or number '(gnus-summary-article-number)))))
3234 (defmacro gnus-summary-article-pos (&optional number)
3235 "Return the position of the line of article NUMBER."
3236 `(gnus-data-pos (gnus-data-find
3237 ,(or number '(gnus-summary-article-number)))))
3239 (defalias 'gnus-summary-subject-string 'gnus-summary-article-subject)
3240 (defmacro gnus-summary-article-subject (&optional number)
3241 "Return current subject string or nil if nothing."
3244 `(gnus-data-header (assq ,number gnus-newsgroup-data))
3245 '(gnus-data-header (assq (gnus-summary-article-number)
3246 gnus-newsgroup-data)))))
3249 (mail-header-subject headers))))
3251 (defmacro gnus-summary-article-score (&optional number)
3252 "Return current article score."
3253 `(or (cdr (assq ,(or number '(gnus-summary-article-number))
3254 gnus-newsgroup-scored))
3255 gnus-summary-default-score 0))
3257 (defun gnus-summary-article-children (&optional number)
3258 "Return a list of article numbers that are children of article NUMBER."
3259 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))))
3260 (level (gnus-data-level (car data)))
3262 (while (and (setq data (cdr data))
3263 (> (setq l (gnus-data-level (car data))) level))
3264 (and (= (1+ level) l)
3265 (push (gnus-data-number (car data))
3267 (nreverse children)))
3269 (defun gnus-summary-article-parent (&optional number)
3270 "Return the article number of the parent of article NUMBER."
3271 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))
3272 (gnus-data-list t)))
3273 (level (gnus-data-level (car data))))
3275 () ; This is a root.
3276 ;; We search until we find an article with a level less than
3277 ;; this one. That function has to be the parent.
3278 (while (and (setq data (cdr data))
3279 (not (< (gnus-data-level (car data)) level))))
3280 (and data (gnus-data-number (car data))))))
3282 (defun gnus-unread-mark-p (mark)
3283 "Say whether MARK is the unread mark."
3284 (= mark gnus-unread-mark))
3286 (defun gnus-read-mark-p (mark)
3287 "Say whether MARK is one of the marks that mark as read.
3288 This is all marks except unread, ticked, dormant, and expirable."
3289 (not (or (= mark gnus-unread-mark)
3290 (= mark gnus-ticked-mark)
3291 (= mark gnus-spam-mark)
3292 (= mark gnus-dormant-mark)
3293 (= mark gnus-expirable-mark))))
3295 (defmacro gnus-article-mark (number)
3296 "Return the MARK of article NUMBER.
3297 This macro should only be used when computing the mark the \"first\"
3298 time; i.e., when generating the summary lines. After that,
3299 `gnus-summary-article-mark' should be used to examine the
3302 ((memq ,number gnus-newsgroup-unsendable) gnus-unsendable-mark)
3303 ((memq ,number gnus-newsgroup-downloadable) gnus-downloadable-mark)
3304 ((memq ,number gnus-newsgroup-unreads) gnus-unread-mark)
3305 ((memq ,number gnus-newsgroup-marked) gnus-ticked-mark)
3306 ((memq ,number gnus-newsgroup-spam-marked) gnus-spam-mark)
3307 ((memq ,number gnus-newsgroup-dormant) gnus-dormant-mark)
3308 ((memq ,number gnus-newsgroup-expirable) gnus-expirable-mark)
3309 (t (or (cdr (assq ,number gnus-newsgroup-reads))
3310 gnus-ancient-mark))))
3312 ;; Saving hidden threads.
3314 (defmacro gnus-save-hidden-threads (&rest forms)
3315 "Save hidden threads, eval FORMS, and restore the hidden threads."
3316 (let ((config (make-symbol "config")))
3317 `(let ((,config (gnus-hidden-threads-configuration)))
3321 (gnus-restore-hidden-threads-configuration ,config)))))
3322 (put 'gnus-save-hidden-threads 'lisp-indent-function 0)
3323 (put 'gnus-save-hidden-threads 'edebug-form-spec '(body))
3325 (defun gnus-data-compute-positions ()
3326 "Compute the positions of all articles."
3327 (setq gnus-newsgroup-data-reverse nil)
3328 (let ((data gnus-newsgroup-data))
3330 (gnus-save-hidden-threads
3331 (gnus-summary-show-all-threads)
3332 (goto-char (point-min))
3334 (while (get-text-property (point) 'gnus-intangible)
3336 (gnus-data-set-pos (car data) (+ (point) 3))
3337 (setq data (cdr data))
3338 (forward-line 1))))))
3340 (defun gnus-hidden-threads-configuration ()
3341 "Return the current hidden threads configuration."
3344 (goto-char (point-min))
3345 (while (search-forward "\r" nil t)
3346 (push (1- (point)) config))
3349 (defun gnus-restore-hidden-threads-configuration (config)
3350 "Restore hidden threads configuration from CONFIG."
3352 (let (point buffer-read-only)
3353 (while (setq point (pop config))
3354 (when (and (< point (point-max))
3356 (eq (char-after) ?\n))
3357 (subst-char-in-region point (1+ point) ?\n ?\r))))))
3359 ;; Various summary mode internalish functions.
3361 (defun gnus-mouse-pick-article (e)
3364 (gnus-summary-next-page nil t))
3366 (defun gnus-summary-set-display-table ()
3367 "Change the display table.
3368 Odd characters have a tendency to mess
3369 up nicely formatted displays - we make all possible glyphs
3370 display only a single character."
3372 ;; We start from the standard display table, if any.
3373 (let ((table (or (copy-sequence standard-display-table)
3374 (make-display-table)))
3376 ;; Nix out all the control chars...
3377 (while (>= (setq i (1- i)) 0)
3378 (aset table i [??]))
3379 ;; ... but not newline and cr, of course. (cr is necessary for the
3380 ;; selective display).
3381 (aset table ?\n nil)
3382 (aset table ?\r nil)
3383 ;; We keep TAB as well.
3384 (aset table ?\t nil)
3385 ;; We nix out any glyphs 127 through 255, or 127 through 159 in
3386 ;; Emacs 23 (unicode), that are not set already.
3387 (let ((i (if (ignore-errors (= (make-char 'latin-iso8859-1 160) 160))
3390 (while (>= (setq i (1- i)) 127)
3391 ;; Only modify if the entry is nil.
3392 (unless (aref table i)
3393 (aset table i [??]))))
3394 (setq buffer-display-table table)))
3396 (defun gnus-summary-set-article-display-arrow (pos)
3397 "Update the overlay arrow to point to line at position POS."
3398 (when (and gnus-summary-display-arrow
3399 (boundp 'overlay-arrow-position)
3400 (boundp 'overlay-arrow-string))
3404 (unless overlay-arrow-position
3405 (setq overlay-arrow-position (make-marker)))
3406 (setq overlay-arrow-string "=>"
3407 overlay-arrow-position (set-marker overlay-arrow-position
3409 (current-buffer))))))
3411 (defun gnus-summary-setup-buffer (group)
3412 "Initialize summary buffer."
3413 (let ((buffer (gnus-summary-buffer-name group))
3414 (dead-name (concat "*Dead Summary "
3415 (gnus-group-decoded-name group) "*")))
3416 ;; If a dead summary buffer exists, we kill it.
3417 (when (gnus-buffer-live-p dead-name)
3418 (gnus-kill-buffer dead-name))
3419 (if (get-buffer buffer)
3422 (setq gnus-summary-buffer (current-buffer))
3423 (not gnus-newsgroup-prepared))
3424 ;; Fix by Sudish Joseph <joseph@cis.ohio-state.edu>
3425 (setq gnus-summary-buffer (set-buffer (gnus-get-buffer-create buffer)))
3426 (gnus-summary-mode group)
3428 (gnus-carpal-setup-buffer 'summary))
3429 (when (gnus-group-quit-config group)
3430 (set (make-local-variable 'gnus-single-article-buffer) nil))
3431 (make-local-variable 'gnus-article-buffer)
3432 (make-local-variable 'gnus-article-current)
3433 (make-local-variable 'gnus-original-article-buffer)
3434 (setq gnus-newsgroup-name group)
3435 ;; Set any local variables in the group parameters.
3436 (gnus-summary-set-local-parameters gnus-newsgroup-name)
3439 (defun gnus-set-global-variables ()
3440 "Set the global equivalents of the buffer-local variables.
3441 They are set to the latest values they had. These reflect the summary
3442 buffer that was in action when the last article was fetched."
3443 (when (eq major-mode 'gnus-summary-mode)
3444 (setq gnus-summary-buffer (current-buffer))
3445 (let ((name gnus-newsgroup-name)
3446 (marked gnus-newsgroup-marked)
3447 (spam gnus-newsgroup-spam-marked)
3448 (unread gnus-newsgroup-unreads)
3449 (headers gnus-current-headers)
3450 (data gnus-newsgroup-data)
3451 (summary gnus-summary-buffer)
3452 (article-buffer gnus-article-buffer)
3453 (original gnus-original-article-buffer)
3454 (gac gnus-article-current)
3455 (reffed gnus-reffed-article-number)
3456 (score-file gnus-current-score-file)
3457 (default-charset gnus-newsgroup-charset)
3459 (let ((locals gnus-newsgroup-variables))
3461 (if (consp (car locals))
3462 (push (eval (caar locals)) vlist)
3463 (push (eval (car locals)) vlist))
3464 (setq locals (cdr locals)))
3465 (setq vlist (nreverse vlist)))
3466 (with-current-buffer gnus-group-buffer
3467 (setq gnus-newsgroup-name name
3468 gnus-newsgroup-marked marked
3469 gnus-newsgroup-spam-marked spam
3470 gnus-newsgroup-unreads unread
3471 gnus-current-headers headers
3472 gnus-newsgroup-data data
3473 gnus-article-current gac
3474 gnus-summary-buffer summary
3475 gnus-article-buffer article-buffer
3476 gnus-original-article-buffer original
3477 gnus-reffed-article-number reffed
3478 gnus-current-score-file score-file
3479 gnus-newsgroup-charset default-charset)
3480 (let ((locals gnus-newsgroup-variables))
3482 (if (consp (car locals))
3483 (set (caar locals) (pop vlist))
3484 (set (car locals) (pop vlist)))
3485 (setq locals (cdr locals))))
3486 ;; The article buffer also has local variables.
3487 (when (gnus-buffer-live-p gnus-article-buffer)
3488 (set-buffer gnus-article-buffer)
3489 (setq gnus-summary-buffer summary))))))
3491 (defun gnus-summary-article-unread-p (article)
3492 "Say whether ARTICLE is unread or not."
3493 (memq article gnus-newsgroup-unreads))
3495 (defun gnus-summary-first-article-p (&optional article)
3496 "Return whether ARTICLE is the first article in the buffer."
3497 (if (not (setq article (or article (gnus-summary-article-number))))
3499 (eq article (caar gnus-newsgroup-data))))
3501 (defun gnus-summary-last-article-p (&optional article)
3502 "Return whether ARTICLE is the last article in the buffer."
3503 (if (not (setq article (or article (gnus-summary-article-number))))
3504 ;; All non-existent numbers are the last article. :-)
3506 (not (cdr (gnus-data-find-list article)))))
3508 (defun gnus-make-thread-indent-array (&optional n)
3510 (progn (setq n 200) nil)
3511 (null gnus-thread-indent-array)
3512 (/= gnus-thread-indent-level gnus-thread-indent-array-level))
3513 (setq gnus-thread-indent-array (make-vector (1+ n) "")
3514 gnus-thread-indent-array-level gnus-thread-indent-level)
3516 (aset gnus-thread-indent-array n
3517 (make-string (* n gnus-thread-indent-level) ? ))
3520 (defun gnus-update-summary-mark-positions ()
3521 "Compute where the summary marks are to go."
3523 (when (gnus-buffer-exists-p gnus-summary-buffer)
3524 (set-buffer gnus-summary-buffer))
3525 (let ((spec gnus-summary-line-format-spec)
3528 (gnus-set-work-buffer)
3529 (let ((gnus-tmp-unread ?Z)
3530 (gnus-replied-mark ?Z)
3531 (gnus-score-below-mark ?Z)
3532 (gnus-score-over-mark ?Z)
3533 (gnus-undownloaded-mark ?Z)
3534 (gnus-summary-line-format-spec spec)
3535 (gnus-newsgroup-downloadable '(0))
3536 (header [0 "" "" "05 Apr 2001 23:33:09 +0400" "" "" 0 0 "" nil])
3537 case-fold-search ignores)
3538 ;; Here, all marks are bound to Z.
3539 (gnus-summary-insert-line header
3540 0 nil t gnus-tmp-unread t nil "" nil 1)
3541 (goto-char (point-min))
3542 ;; Memorize the positions of the same characters as dummy marks.
3543 (while (re-search-forward "[A-D]" nil t)
3544 (push (point) ignores))
3546 ;; We use A-D as dummy marks in order to know column positions
3547 ;; where marks should be inserted.
3548 (setq gnus-tmp-unread ?A
3549 gnus-replied-mark ?B
3550 gnus-score-below-mark ?C
3551 gnus-score-over-mark ?C
3552 gnus-undownloaded-mark ?D)
3553 (gnus-summary-insert-line header
3554 0 nil t gnus-tmp-unread t nil "" nil 1)
3555 ;; Ignore characters which aren't dummy marks.
3557 (delete-region (goto-char (1- p)) p)
3559 (goto-char (point-min))
3560 (setq pos (list (cons 'unread
3561 (and (search-forward "A" nil t)
3562 (- (point) (point-min) 1)))))
3563 (goto-char (point-min))
3564 (push (cons 'replied (and (search-forward "B" nil t)
3565 (- (point) (point-min) 1)))
3567 (goto-char (point-min))
3568 (push (cons 'score (and (search-forward "C" nil t)
3569 (- (point) (point-min) 1)))
3571 (goto-char (point-min))
3572 (push (cons 'download (and (search-forward "D" nil t)
3573 (- (point) (point-min) 1)))
3575 (setq gnus-summary-mark-positions pos))))
3577 (defun gnus-summary-insert-dummy-line (gnus-tmp-subject gnus-tmp-number)
3578 "Insert a dummy root in the summary buffer."
3580 (gnus-add-text-properties
3581 (point) (progn (eval gnus-summary-dummy-line-format-spec) (point))
3582 (list 'gnus-number gnus-tmp-number 'gnus-intangible gnus-tmp-number)))
3584 (defun gnus-summary-extract-address-component (from)
3585 (or (car (funcall gnus-extract-address-components from))
3588 (defun gnus-summary-from-or-to-or-newsgroups (header gnus-tmp-from)
3589 (let ((mail-parse-charset gnus-newsgroup-charset)
3590 (ignored-from-addresses (gnus-ignored-from-addresses))
3591 ; Is it really necessary to do this next part for each summary line?
3592 ; Luckily, doesn't seem to slow things down much.
3593 (mail-parse-ignored-charsets
3594 (with-current-buffer gnus-summary-buffer
3595 gnus-newsgroup-ignored-charsets)))
3597 (and ignored-from-addresses
3598 (string-match ignored-from-addresses gnus-tmp-from)
3599 (let ((extra-headers (mail-header-extra header))
3603 ((setq to (cdr (assq 'To extra-headers)))
3604 (concat gnus-summary-to-prefix
3606 (gnus-summary-extract-address-component
3607 (funcall gnus-decode-encoded-address-function to)))))
3610 (cdr (assq 'Newsgroups extra-headers))
3612 (memq 'Newsgroups gnus-extra-headers)
3613 (eq (car (gnus-find-method-for-group
3614 gnus-newsgroup-name)) 'nntp)
3615 (gnus-group-real-name gnus-newsgroup-name))))
3616 (concat gnus-summary-newsgroup-prefix newsgroups)))))
3617 (inline (gnus-summary-extract-address-component gnus-tmp-from)))))
3619 (defun gnus-summary-insert-line (gnus-tmp-header
3620 gnus-tmp-level gnus-tmp-current
3621 undownloaded gnus-tmp-unread gnus-tmp-replied
3622 gnus-tmp-expirable gnus-tmp-subject-or-nil
3623 &optional gnus-tmp-dummy gnus-tmp-score
3625 (if (>= gnus-tmp-level (length gnus-thread-indent-array))
3626 (gnus-make-thread-indent-array (max (* 2 (length gnus-thread-indent-array))
3628 (let* ((gnus-tmp-indentation (aref gnus-thread-indent-array gnus-tmp-level))
3629 (gnus-tmp-lines (mail-header-lines gnus-tmp-header))
3630 (gnus-tmp-score (or gnus-tmp-score gnus-summary-default-score 0))
3631 (gnus-tmp-score-char
3632 (if (or (null gnus-summary-default-score)
3633 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
3634 gnus-summary-zcore-fuzz))
3636 (if (< gnus-tmp-score gnus-summary-default-score)
3637 gnus-score-below-mark gnus-score-over-mark)))
3638 (gnus-tmp-number (mail-header-number gnus-tmp-header))
3640 (cond (gnus-tmp-process gnus-process-mark)
3641 ((memq gnus-tmp-current gnus-newsgroup-cached)
3643 (gnus-tmp-replied gnus-replied-mark)
3644 ((memq gnus-tmp-current gnus-newsgroup-forwarded)
3645 gnus-forwarded-mark)
3646 ((memq gnus-tmp-current gnus-newsgroup-saved)
3648 ((memq gnus-tmp-number gnus-newsgroup-recent)
3650 ((memq gnus-tmp-number gnus-newsgroup-unseen)
3653 (gnus-tmp-downloaded
3655 gnus-undownloaded-mark)
3656 (gnus-newsgroup-agentized
3657 gnus-downloaded-mark)
3660 (gnus-tmp-from (mail-header-from gnus-tmp-header))
3663 ((string-match "<[^>]+> *$" gnus-tmp-from)
3664 (let ((beg (match-beginning 0)))
3665 (or (and (string-match "^\".+\"" gnus-tmp-from)
3666 (substring gnus-tmp-from 1 (1- (match-end 0))))
3667 (substring gnus-tmp-from 0 beg))))
3668 ((string-match "(.+)" gnus-tmp-from)
3669 (substring gnus-tmp-from
3670 (1+ (match-beginning 0)) (1- (match-end 0))))
3672 (gnus-tmp-subject (mail-header-subject gnus-tmp-header))
3673 (gnus-tmp-opening-bracket (if gnus-tmp-dummy ?\< ?\[))
3674 (gnus-tmp-closing-bracket (if gnus-tmp-dummy ?\> ?\]))
3675 (buffer-read-only nil))
3676 (when (string= gnus-tmp-name "")
3677 (setq gnus-tmp-name gnus-tmp-from))
3678 (unless (numberp gnus-tmp-lines)
3679 (setq gnus-tmp-lines -1))
3680 (if (= gnus-tmp-lines -1)
3681 (setq gnus-tmp-lines "?")
3682 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
3683 (gnus-put-text-property
3685 (progn (eval gnus-summary-line-format-spec) (point))
3686 'gnus-number gnus-tmp-number)
3687 (when (gnus-visual-p 'summary-highlight 'highlight)
3689 (gnus-run-hooks 'gnus-summary-update-hook)
3692 (defun gnus-summary-update-line (&optional dont-update)
3693 "Update summary line after change."
3694 (when (and gnus-summary-default-score
3695 (not gnus-summary-inhibit-highlight))
3696 (let* ((gnus-summary-inhibit-highlight t) ; Prevent recursion.
3697 (article (gnus-summary-article-number))
3698 (score (gnus-summary-article-score article)))
3700 (if (and gnus-summary-mark-below
3701 (< (gnus-summary-article-score)
3702 gnus-summary-mark-below))
3703 ;; This article has a low score, so we mark it as read.
3704 (when (memq article gnus-newsgroup-unreads)
3705 (gnus-summary-mark-article-as-read gnus-low-score-mark))
3706 (when (eq (gnus-summary-article-mark) gnus-low-score-mark)
3707 ;; This article was previously marked as read on account
3708 ;; of a low score, but now it has risen, so we mark it as
3710 (gnus-summary-mark-article-as-unread gnus-unread-mark)))
3711 (gnus-summary-update-mark
3712 (if (or (null gnus-summary-default-score)
3713 (<= (abs (- score gnus-summary-default-score))
3714 gnus-summary-zcore-fuzz))
3716 (if (< score gnus-summary-default-score)
3717 gnus-score-below-mark gnus-score-over-mark))
3719 ;; Do visual highlighting.
3720 (when (gnus-visual-p 'summary-highlight 'highlight)
3721 (gnus-run-hooks 'gnus-summary-update-hook)))))
3723 (defvar gnus-tmp-new-adopts nil)
3725 (defun gnus-summary-number-of-articles-in-thread (thread &optional level char)
3726 "Return the number of articles in THREAD.
3727 This may be 0 in some cases -- if none of the articles in
3728 the thread are to be displayed."
3730 ;; Fix by Luc Van Eycken <Luc.VanEycken@esat.kuleuven.ac.be>.
3732 ((not (listp thread))
3734 ((and (consp thread) (cdr thread))
3737 'gnus-summary-number-of-articles-in-thread (cdr thread))))
3740 ((memq (mail-header-number (car thread)) gnus-newsgroup-limit)
3743 (when (and level (zerop level) gnus-tmp-new-adopts)
3746 'gnus-summary-number-of-articles-in-thread
3747 gnus-tmp-new-adopts))))
3749 (if (> number 1) gnus-not-empty-thread-mark
3750 gnus-empty-thread-mark)
3753 (defsubst gnus-summary-line-message-size (head)
3754 "Return pretty-printed version of message size.
3755 This function is intended to be used in
3756 `gnus-summary-line-format-alist'."
3757 (let ((c (or (mail-header-chars head) -1)))
3758 (cond ((< c 0) "n/a") ; chars not available
3759 ((< c (* 1000 10)) (format "%1.1fk" (/ c 1024.0)))
3760 ((< c (* 1000 100)) (format "%dk" (/ c 1024.0)))
3761 ((< c (* 1000 10000)) (format "%1.1fM" (/ c (* 1024.0 1024))))
3762 (t (format "%dM" (/ c (* 1024.0 1024)))))))
3765 (defun gnus-summary-set-local-parameters (group)
3766 "Go through the local params of GROUP and set all variable specs in that list."
3767 (let ((vars '(quit-config))) ; Ignore quit-config.
3768 (dolist (elem (gnus-group-find-parameter group))
3769 (and (consp elem) ; Has to be a cons.
3770 (consp (cdr elem)) ; The cdr has to be a list.
3771 (symbolp (car elem)) ; Has to be a symbol in there.
3772 (not (memq (car elem) vars))
3773 (ignore-errors ; So we set it.
3774 (push (car elem) vars)
3775 (make-local-variable (car elem))
3776 (set (car elem) (eval (nth 1 elem))))))))
3778 (defun gnus-summary-read-group (group &optional show-all no-article
3779 kill-buffer no-display backward
3781 "Start reading news in newsgroup GROUP.
3782 If SHOW-ALL is non-nil, already read articles are also listed.
3783 If NO-ARTICLE is non-nil, no article is selected initially.
3784 If NO-DISPLAY, don't generate a summary buffer."
3788 (let ((gnus-auto-select-next nil))
3789 (or (gnus-summary-read-group-1
3790 group show-all no-article
3791 kill-buffer no-display
3794 select-articles nil)))))
3795 (eq gnus-auto-select-next 'quietly))
3796 (set-buffer gnus-group-buffer)
3797 ;; The entry function called above goes to the next
3798 ;; group automatically, so we go two groups back
3799 ;; if we are searching for the previous group.
3801 (gnus-group-prev-unread-group 2))
3802 (if (not (equal group (gnus-group-group-name)))
3803 (setq group (gnus-group-group-name))
3807 (defun gnus-summary-read-group-1 (group show-all no-article
3808 kill-buffer no-display
3809 &optional select-articles)
3810 ;; Killed foreign groups can't be entered.
3811 ;; (when (and (not (gnus-group-native-p group))
3812 ;; (not (gnus-gethash group gnus-newsrc-hashtb)))
3813 ;; (error "Dead non-native groups can't be entered"))
3814 (gnus-message 5 "Retrieving newsgroup: %s..."
3815 (gnus-group-decoded-name group))
3816 (let* ((new-group (gnus-summary-setup-buffer group))
3817 (quit-config (gnus-group-quit-config group))
3818 (did-select (and new-group (gnus-select-newsgroup
3819 group show-all select-articles))))
3821 ;; This summary buffer exists already, so we just select it.
3823 (gnus-set-global-variables)
3825 (gnus-kill-or-deaden-summary kill-buffer))
3826 (gnus-configure-windows 'summary 'force)
3827 (gnus-set-mode-line 'summary)
3828 (gnus-summary-position-point)
3831 ;; We couldn't select this group.
3833 (when (and (eq major-mode 'gnus-summary-mode)
3834 (not (equal (current-buffer) kill-buffer)))
3835 (kill-buffer (current-buffer))
3836 (if (not quit-config)
3838 ;; Update the info -- marks might need to be removed,
3840 (gnus-summary-update-info)
3841 (set-buffer gnus-group-buffer)
3842 (gnus-group-jump-to-group group)
3843 (gnus-group-next-unread-group 1))
3844 (gnus-handle-ephemeral-exit quit-config)))
3845 (let ((grpinfo (gnus-get-info group)))
3846 (if (null (gnus-info-read grpinfo))
3847 (gnus-message 3 "Group %s contains no messages"
3848 (gnus-group-decoded-name group))
3849 (gnus-message 3 "Can't select group")))
3851 ;; The user did a `C-g' while prompting for number of articles,
3852 ;; so we exit this group.
3853 ((eq did-select 'quit)
3854 (and (eq major-mode 'gnus-summary-mode)
3855 (not (equal (current-buffer) kill-buffer))
3856 (kill-buffer (current-buffer)))
3858 (gnus-kill-or-deaden-summary kill-buffer))
3859 (if (not quit-config)
3861 (set-buffer gnus-group-buffer)
3862 (gnus-group-jump-to-group group)
3863 (gnus-group-next-unread-group 1)
3864 (gnus-configure-windows 'group 'force))
3865 (gnus-handle-ephemeral-exit quit-config))
3866 ;; Finally signal the quit.
3868 ;; The group was successfully selected.
3870 (gnus-set-global-variables)
3871 ;; Save the active value in effect when the group was entered.
3872 (setq gnus-newsgroup-active
3874 (gnus-active gnus-newsgroup-name)))
3875 ;; You can change the summary buffer in some way with this hook.
3876 (gnus-run-hooks 'gnus-select-group-hook)
3877 (when (memq 'summary (gnus-update-format-specifications
3878 nil 'summary 'summary-mode 'summary-dummy))
3879 ;; The format specification for the summary line was updated,
3880 ;; so we need to update the mark positions as well.
3881 (gnus-update-summary-mark-positions))
3882 ;; Do score processing.
3883 (when gnus-use-scoring
3884 (gnus-possibly-score-headers))
3885 ;; Check whether to fill in the gaps in the threads.
3886 (when gnus-build-sparse-threads
3887 (gnus-build-sparse-threads))
3888 ;; Find the initial limit.
3890 (let ((gnus-newsgroup-dormant nil))
3891 (gnus-summary-initial-limit show-all))
3892 (gnus-summary-initial-limit show-all))
3893 ;; Generate the summary buffer.
3895 (gnus-summary-prepare))
3896 (when gnus-use-trees
3897 (gnus-tree-open group)
3898 (setq gnus-summary-highlight-line-function
3899 'gnus-tree-highlight-article))
3900 ;; If the summary buffer is empty, but there are some low-scored
3901 ;; articles or some excluded dormants, we include these in the
3903 (when (and (zerop (buffer-size))
3905 (cond (gnus-newsgroup-dormant
3906 (gnus-summary-limit-include-dormant))
3907 ((and gnus-newsgroup-scored show-all)
3908 (gnus-summary-limit-include-expunged t))))
3909 ;; Function `gnus-apply-kill-file' must be called in this hook.
3910 (gnus-run-hooks 'gnus-apply-kill-hook)
3911 (if (and (zerop (buffer-size))
3914 ;; This newsgroup is empty.
3915 (gnus-summary-catchup-and-exit nil t)
3916 (gnus-message 6 "No unread news")
3918 (gnus-kill-or-deaden-summary kill-buffer))
3919 ;; Return nil from this function.
3921 ;; Hide conversation thread subtrees. We cannot do this in
3922 ;; gnus-summary-prepare-hook since kill processing may not
3923 ;; work with hidden articles.
3924 (gnus-summary-maybe-hide-threads)
3926 (gnus-kill-or-deaden-summary kill-buffer))
3927 (gnus-summary-auto-select-subject)
3928 ;; Show first unread article if requested.
3929 (if (and (not no-article)
3931 gnus-newsgroup-unreads
3932 gnus-auto-select-first)
3934 (gnus-configure-windows 'summary)
3935 (let ((art (gnus-summary-article-number)))
3936 (unless (and (not gnus-plugged)
3937 (or (memq art gnus-newsgroup-undownloaded)
3938 (memq art gnus-newsgroup-downloadable)))
3939 (gnus-summary-goto-article art))))
3940 ;; Don't select any articles.
3941 (gnus-summary-position-point)
3942 (gnus-configure-windows 'summary 'force)
3943 (gnus-set-mode-line 'summary))
3944 (when (and gnus-auto-center-group
3945 (get-buffer-window gnus-group-buffer t))
3946 ;; Gotta use windows, because recenter does weird stuff if
3947 ;; the current buffer ain't the displayed window.
3948 (let ((owin (selected-window)))
3949 (select-window (get-buffer-window gnus-group-buffer t))
3950 (when (gnus-group-goto-group group)
3952 (select-window owin)))
3953 ;; Mark this buffer as "prepared".
3954 (setq gnus-newsgroup-prepared t)
3955 (gnus-run-hooks 'gnus-summary-prepared-hook)
3956 (unless (gnus-ephemeral-group-p group)
3957 (gnus-group-update-group group))
3960 (defun gnus-summary-auto-select-subject ()
3961 "Select the subject line on initial group entry."
3962 (goto-char (point-min))
3964 ((eq gnus-auto-select-subject 'best)
3965 (gnus-summary-best-unread-subject))
3966 ((eq gnus-auto-select-subject 'unread)
3967 (gnus-summary-first-unread-subject))
3968 ((eq gnus-auto-select-subject 'unseen)
3969 (gnus-summary-first-unseen-subject))
3970 ((eq gnus-auto-select-subject 'unseen-or-unread)
3971 (gnus-summary-first-unseen-or-unread-subject))
3972 ((eq gnus-auto-select-subject 'first)
3975 ((functionp gnus-auto-select-subject)
3976 (funcall gnus-auto-select-subject))))
3978 (defun gnus-summary-prepare ()
3979 "Generate the summary buffer."
3981 (let ((buffer-read-only nil))
3983 (setq gnus-newsgroup-data nil
3984 gnus-newsgroup-data-reverse nil)
3985 (gnus-run-hooks 'gnus-summary-generate-hook)
3986 ;; Generate the buffer, either with threads or without.
3987 (when gnus-newsgroup-headers
3988 (gnus-summary-prepare-threads
3989 (if gnus-show-threads
3990 (gnus-sort-gathered-threads
3991 (funcall gnus-summary-thread-gathering-function
3993 (gnus-cut-threads (gnus-make-threads)))))
3994 ;; Unthreaded display.
3995 (gnus-sort-articles gnus-newsgroup-headers))))
3996 (setq gnus-newsgroup-data (nreverse gnus-newsgroup-data))
3997 ;; Call hooks for modifying summary buffer.
3998 (goto-char (point-min))
3999 (gnus-run-hooks 'gnus-summary-prepare-hook)))
4001 (defsubst gnus-general-simplify-subject (subject)
4002 "Simplify subject by the same rules as `gnus-gather-threads-by-subject'."
4005 ;; Truncate the subject.
4006 (gnus-simplify-subject-functions
4007 (gnus-map-function gnus-simplify-subject-functions subject))
4008 ((numberp gnus-summary-gather-subject-limit)
4009 (setq subject (gnus-simplify-subject-re subject))
4010 (if (> (length subject) gnus-summary-gather-subject-limit)
4011 (substring subject 0 gnus-summary-gather-subject-limit)
4013 ;; Fuzzily simplify it.
4014 ((eq 'fuzzy gnus-summary-gather-subject-limit)
4015 (gnus-simplify-subject-fuzzy subject))
4016 ;; Just remove the leading "Re:".
4018 (gnus-simplify-subject-re subject))))
4020 (if (and gnus-summary-gather-exclude-subject
4021 (string-match gnus-summary-gather-exclude-subject subject))
4022 nil ; This article shouldn't be gathered
4025 (defun gnus-summary-simplify-subject-query ()
4026 "Query where the respool algorithm would put this article."
4028 (gnus-summary-select-article)
4029 (message (gnus-general-simplify-subject (gnus-summary-article-subject))))
4031 (defun gnus-gather-threads-by-subject (threads)
4032 "Gather threads by looking at Subject headers."
4033 (if (not gnus-summary-make-false-root)
4035 (let ((hashtb (gnus-make-hashtable 1024))
4038 subject hthread whole-subject)
4040 (setq subject (gnus-general-simplify-subject
4041 (setq whole-subject (mail-header-subject
4044 (if (setq hthread (gnus-gethash subject hashtb))
4046 ;; We enter a dummy root into the thread, if we
4047 ;; haven't done that already.
4048 (unless (stringp (caar hthread))
4049 (setcar hthread (list whole-subject (car hthread))))
4050 ;; We add this new gathered thread to this gathered
4052 (setcdr (car hthread)
4053 (nconc (cdar hthread) (list (car threads))))
4054 ;; Remove it from the list of threads.
4055 (setcdr prev (cdr threads))
4056 (setq threads prev))
4057 ;; Enter this thread into the hash table.
4058 (gnus-sethash subject
4059 (if gnus-summary-make-false-root-always
4061 ;; If you want a dummy root above all
4063 (setcar threads (list whole-subject
4069 (setq threads (cdr threads)))
4072 (defun gnus-gather-threads-by-references (threads)
4073 "Gather threads by looking at References headers."
4074 (let ((idhashtb (gnus-make-hashtable 1024))
4075 (thhashtb (gnus-make-hashtable 1024))
4078 ids references id gthread gid entered ref)
4080 (when (setq references (mail-header-references (caar threads)))
4081 (setq id (mail-header-id (caar threads))
4082 ids (inline (gnus-split-references references))
4084 (while (setq ref (pop ids))
4085 (setq ids (delete ref ids))
4086 (if (not (setq gid (gnus-gethash ref idhashtb)))
4088 (gnus-sethash ref id idhashtb)
4089 (gnus-sethash id threads thhashtb))
4090 (setq gthread (gnus-gethash gid thhashtb))
4092 ;; We enter a dummy root into the thread, if we
4093 ;; haven't done that already.
4094 (unless (stringp (caar gthread))
4095 (setcar gthread (list (mail-header-subject (caar gthread))
4097 ;; We add this new gathered thread to this gathered
4099 (setcdr (car gthread)
4100 (nconc (cdar gthread) (list (car threads)))))
4101 ;; Add it into the thread hash table.
4102 (gnus-sethash id gthread thhashtb)
4104 ;; Remove it from the list of threads.
4105 (setcdr prev (cdr threads))
4106 (setq threads prev))))
4108 (setq threads (cdr threads)))
4111 (defun gnus-sort-gathered-threads (threads)
4112 "Sort subtreads inside each gathered thread by `gnus-sort-gathered-threads-function'."
4113 (let ((result threads))
4115 (when (stringp (caar threads))
4116 (setcdr (car threads)
4117 (sort (cdar threads) gnus-sort-gathered-threads-function)))
4118 (setq threads (cdr threads)))
4121 (defun gnus-thread-loop-p (root thread)
4122 "Say whether ROOT is in THREAD."
4123 (let ((stack (list thread))
4126 (while (setq thread (pop stack))
4127 (setq th (cdr thread))
4129 (not (eq (caar th) root)))
4132 ;; We have found a loop.
4134 (setcdr thread (delq (car th) (cdr thread)))
4135 (if (boundp (setq ref-dep (intern "none"
4136 gnus-newsgroup-dependencies)))
4137 (setcdr (symbol-value ref-dep)
4138 (nconc (cdr (symbol-value ref-dep))
4140 (set ref-dep (list nil (car th))))
4143 ;; Push all the subthreads onto the stack.
4144 (push (cdr thread) stack)))
4147 (defun gnus-make-threads ()
4148 "Go through the dependency hashtb and find the roots. Return all threads."
4150 (while (catch 'infloop
4153 ;; Deal with self-referencing References loops.
4154 (when (and (car (symbol-value refs))
4161 (car (symbol-value refs)) thread))
4162 (cdr (symbol-value refs)))))))
4165 (unless (car (symbol-value refs))
4166 ;; These threads do not refer back to any other
4167 ;; articles, so they're roots.
4168 (setq threads (append (cdr (symbol-value refs)) threads))))
4169 gnus-newsgroup-dependencies)))
4172 ;; Build the thread tree.
4173 (defsubst gnus-dependencies-add-header (header dependencies force-new)
4174 "Enter HEADER into the DEPENDENCIES table if it is not already there.
4176 If FORCE-NEW is not nil, enter HEADER into the DEPENDENCIES table even
4177 if it was already present.
4179 If `gnus-summary-ignore-duplicates' is nil then duplicate Message-IDs
4180 will not be entered in the DEPENDENCIES table. Otherwise duplicate
4181 Message-IDs will be renamed to a unique Message-ID before being
4184 Returns HEADER if it was entered in the DEPENDENCIES. Returns nil otherwise."
4185 (let* ((id (mail-header-id header))
4186 (id-dep (and id (intern id dependencies)))
4187 parent-id ref ref-dep ref-header replaced)
4188 ;; Enter this `header' in the `dependencies' table.
4192 ;; The first two cases do the normal part: enter a new `header'
4193 ;; in the `dependencies' table.
4194 ((not (boundp id-dep))
4195 (set id-dep (list header)))
4196 ((null (car (symbol-value id-dep)))
4197 (setcar (symbol-value id-dep) header))
4199 ;; From here the `header' was already present in the
4200 ;; `dependencies' table.
4202 ;; Overrides an existing entry;
4203 ;; just set the header part of the entry.
4204 (setcar (symbol-value id-dep) header)
4207 ;; Renames the existing `header' to a unique Message-ID.
4208 ((not gnus-summary-ignore-duplicates)
4209 ;; An article with this Message-ID has already been seen.
4210 ;; We rename the Message-ID.
4211 (set (setq id-dep (intern (setq id (nnmail-message-id)) dependencies))
4213 (mail-header-set-id header id))
4215 ;; The last case ignores an existing entry, except it adds any
4216 ;; additional Xrefs (in case the two articles came from different
4218 ;; Also sets `header' to `nil' meaning that the `dependencies'
4219 ;; table was *not* modified.
4221 (mail-header-set-xref
4222 (car (symbol-value id-dep))
4223 (concat (or (mail-header-xref (car (symbol-value id-dep)))
4225 (or (mail-header-xref header) "")))
4228 (when (and header (not replaced))
4229 ;; First check that we are not creating a References loop.
4230 (setq parent-id (gnus-parent-id (mail-header-references header)))
4231 (setq ref parent-id)
4233 (setq ref-dep (intern-soft ref dependencies))
4235 (setq ref-header (car (symbol-value ref-dep))))
4236 (if (string= id ref)
4237 ;; Yuk! This is a reference loop. Make the article be a
4240 (mail-header-set-references (car (symbol-value id-dep)) "none")
4242 (setq parent-id nil))
4243 (setq ref (gnus-parent-id (mail-header-references ref-header)))))
4244 (setq ref-dep (intern (or parent-id "none") dependencies))
4245 (if (boundp ref-dep)
4246 (setcdr (symbol-value ref-dep)
4247 (nconc (cdr (symbol-value ref-dep))
4248 (list (symbol-value id-dep))))
4249 (set ref-dep (list nil (symbol-value id-dep)))))
4252 (defun gnus-extract-message-id-from-in-reply-to (string)
4253 (if (string-match "<[^>]+>" string)
4254 (substring string (match-beginning 0) (match-end 0))
4257 (defun gnus-build-sparse-threads ()
4258 (let ((headers gnus-newsgroup-headers)
4259 (mail-parse-charset gnus-newsgroup-charset)
4260 (gnus-summary-ignore-duplicates t)
4261 header references generation relations
4262 subject child end new-child date)
4263 ;; First we create an alist of generations/relations, where
4264 ;; generations is how much we trust the relation, and the relation
4266 (gnus-message 7 "Making sparse threads...")
4268 (nnheader-set-temp-buffer " *gnus sparse threads*")
4269 (while (setq header (pop headers))
4270 (when (and (setq references (mail-header-references header))
4271 (not (string= references "")))
4273 (setq child (mail-header-id header)
4274 subject (mail-header-subject header)
4275 date (mail-header-date header)
4277 (while (search-backward ">" nil t)
4278 (setq end (1+ (point)))
4279 (when (search-backward "<" nil t)
4280 (setq new-child (buffer-substring (point) end))
4281 (push (list (incf generation)
4282 child (setq child new-child)
4286 (push (list (1+ generation) child nil subject) relations))
4288 (kill-buffer (current-buffer)))
4289 ;; Sort over trustworthiness.
4290 (dolist (relation (sort relations 'car-less-than-car))
4291 (when (gnus-dependencies-add-header
4292 (make-full-mail-header
4293 gnus-reffed-article-number
4294 (nth 3 relation) "" (or (nth 4 relation) "")
4296 (or (nth 2 relation) "") 0 0 "")
4297 gnus-newsgroup-dependencies nil)
4298 (push gnus-reffed-article-number gnus-newsgroup-limit)
4299 (push gnus-reffed-article-number gnus-newsgroup-sparse)
4300 (push (cons gnus-reffed-article-number gnus-sparse-mark)
4301 gnus-newsgroup-reads)
4302 (decf gnus-reffed-article-number)))
4303 (gnus-message 7 "Making sparse threads...done")))
4305 (defun gnus-build-old-threads ()
4306 ;; Look at all the articles that refer back to old articles, and
4307 ;; fetch the headers for the articles that aren't there. This will
4308 ;; build complete threads - if the roots haven't been expired by the
4310 (let ((mail-parse-charset gnus-newsgroup-charset)
4314 (when (not (car (symbol-value refs)))
4315 (setq heads (cdr (symbol-value refs)))
4317 (if (memq (mail-header-number (caar heads))
4318 gnus-newsgroup-dormant)
4319 (setq heads (cdr heads))
4320 (setq id (symbol-name refs))
4321 (while (and (setq id (gnus-build-get-header id))
4322 (not (car (gnus-id-to-thread id)))))
4323 (setq heads nil)))))
4324 gnus-newsgroup-dependencies)))
4326 (defsubst gnus-remove-odd-characters (string)
4327 "Translate STRING into something that doesn't contain weird characters."
4328 (mm-subst-char-in-string
4330 (mm-subst-char-in-string ?\n ?\- string t) t))
4332 ;; This function has to be called with point after the article number
4333 ;; on the beginning of the line.
4334 (defsubst gnus-nov-parse-line (number dependencies &optional force-new)
4335 (let ((eol (point-at-eol))
4336 (buffer (current-buffer))
4337 header references in-reply-to)
4339 ;; overview: [num subject from date id refs chars lines misc]
4342 (narrow-to-region (point) eol)
4347 (make-full-mail-header
4349 (condition-case () ; subject
4350 (gnus-remove-odd-characters
4351 (funcall gnus-decode-encoded-word-function
4352 (setq x (nnheader-nov-field))))
4354 (condition-case () ; from
4355 (gnus-remove-odd-characters
4356 (funcall gnus-decode-encoded-address-function
4357 (setq x (nnheader-nov-field))))
4359 (nnheader-nov-field) ; date
4360 (nnheader-nov-read-message-id number) ; id
4361 (setq references (nnheader-nov-field)) ; refs
4362 (nnheader-nov-read-integer) ; chars
4363 (nnheader-nov-read-integer) ; lines
4365 (if (looking-at "Xref: ")
4366 (goto-char (match-end 0)))
4367 (nnheader-nov-field)) ; Xref
4368 (nnheader-nov-parse-extra)))) ; extra
4372 (when (and (string= references "")
4373 (setq in-reply-to (mail-header-extra header))
4374 (setq in-reply-to (cdr (assq 'In-Reply-To in-reply-to))))
4375 (mail-header-set-references
4376 header (gnus-extract-message-id-from-in-reply-to in-reply-to)))
4378 (when gnus-alter-header-function
4379 (funcall gnus-alter-header-function header))
4380 (gnus-dependencies-add-header header dependencies force-new)))
4382 (defun gnus-build-get-header (id)
4383 "Look through the buffer of NOV lines and find the header to ID.
4384 Enter this line into the dependencies hash table, and return
4385 the id of the parent article (if any)."
4386 (let ((deps gnus-newsgroup-dependencies)
4390 (set-buffer nntp-server-buffer)
4391 (let ((case-fold-search nil))
4392 (goto-char (point-min))
4393 (while (and (not found)
4394 (search-forward id nil t))
4396 (setq found (looking-at
4397 (format "^[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t%s"
4398 (regexp-quote id))))
4399 (or found (beginning-of-line 2)))
4403 (setq header (gnus-nov-parse-line
4404 (read (current-buffer)) deps))
4405 (gnus-parent-id (mail-header-references header))))))
4407 (let ((number (mail-header-number header)))
4408 (push number gnus-newsgroup-limit)
4409 (push header gnus-newsgroup-headers)
4410 (if (memq number gnus-newsgroup-unselected)
4412 (setq gnus-newsgroup-unreads
4413 (gnus-add-to-sorted-list gnus-newsgroup-unreads
4415 (setq gnus-newsgroup-unselected
4416 (delq number gnus-newsgroup-unselected)))
4417 (push number gnus-newsgroup-ancient)))))))
4419 (defun gnus-build-all-threads ()
4420 "Read all the headers."
4421 (let ((gnus-summary-ignore-duplicates t)
4422 (mail-parse-charset gnus-newsgroup-charset)
4423 (dependencies gnus-newsgroup-dependencies)
4426 (set-buffer nntp-server-buffer)
4427 (let ((case-fold-search nil))
4428 (goto-char (point-min))
4431 (setq article (read (current-buffer))
4432 header (gnus-nov-parse-line article dependencies)))
4434 (with-current-buffer gnus-summary-buffer
4435 (push header gnus-newsgroup-headers)
4436 (if (memq (setq article (mail-header-number header))
4437 gnus-newsgroup-unselected)
4439 (setq gnus-newsgroup-unreads
4440 (gnus-add-to-sorted-list
4441 gnus-newsgroup-unreads article))
4442 (setq gnus-newsgroup-unselected
4443 (delq article gnus-newsgroup-unselected)))
4444 (push article gnus-newsgroup-ancient)))
4445 (forward-line 1)))))))
4447 (defun gnus-summary-update-article-line (article header)
4448 "Update the line for ARTICLE using HEADER."
4449 (let* ((id (mail-header-id header))
4450 (thread (gnus-id-to-thread id)))
4452 (error "Article in no thread"))
4453 ;; Update the thread.
4454 (setcar thread header)
4455 (gnus-summary-goto-subject article)
4456 (let* ((datal (gnus-data-find-list article))
4458 (buffer-read-only nil)
4459 (level (gnus-summary-thread-level)))
4461 (let ((inserted (- (point)
4463 (gnus-summary-insert-line
4465 (memq article gnus-newsgroup-undownloaded)
4466 (gnus-article-mark article)
4467 (memq article gnus-newsgroup-replied)
4468 (memq article gnus-newsgroup-expirable)
4469 ;; Only insert the Subject string when it's different
4470 ;; from the previous Subject string.
4475 (mail-header-subject
4478 (gnus-data-find-list
4480 (gnus-data-list t)))))
4481 ;; Error on the side of excessive subjects.
4483 (mail-header-subject header)))
4485 (mail-header-subject header))
4486 nil (cdr (assq article gnus-newsgroup-scored))
4487 (memq article gnus-newsgroup-processable))
4490 (gnus-data-update-list
4492 (- (gnus-data-pos data) (gnus-data-pos (cadr datal)) inserted)))))))
4494 (defun gnus-summary-update-article (article &optional iheader)
4495 "Update ARTICLE in the summary buffer."
4496 (set-buffer gnus-summary-buffer)
4497 (let* ((header (gnus-summary-article-header article))
4498 (id (mail-header-id header))
4499 (data (gnus-data-find article))
4500 (thread (gnus-id-to-thread id))
4501 (references (mail-header-references header))
4505 (when (and references
4506 (not (equal "" references)))
4509 (buffer-read-only nil)
4515 (delq thread parent)))
4516 (if (gnus-summary-insert-subject id header)
4517 ;; Set the (possibly) new article number in the data structure.
4518 (gnus-data-set-number data (gnus-id-to-article id))
4522 (defun gnus-rebuild-thread (id &optional line)
4523 "Rebuild the thread containing ID.
4524 If LINE, insert the rebuilt thread starting on line LINE."
4525 (let ((buffer-read-only nil)
4526 old-pos current thread data)
4527 (if (not gnus-show-threads)
4528 (setq thread (list (car (gnus-id-to-thread id))))
4529 ;; Get the thread this article is part of.
4530 (setq thread (gnus-remove-thread id)))
4531 (setq old-pos (point-at-bol))
4532 (setq current (save-excursion
4533 (and (re-search-backward "[\r\n]" nil t)
4534 (gnus-summary-article-number))))
4535 ;; If this is a gathered thread, we have to go some re-gathering.
4536 (when (stringp (car thread))
4537 (let ((subject (car thread))
4539 (setq thread (cdr thread))
4541 (unless (memq (setq thr (gnus-id-to-thread
4543 (mail-header-id (caar thread)))))
4546 (setq thread (cdr thread)))
4547 ;; We now have all (unique) roots.
4548 (if (= (length roots) 1)
4549 ;; All the loose roots are now one solid root.
4550 (setq thread (car roots))
4551 (setq thread (cons subject (gnus-sort-threads roots))))))
4553 ;; We then insert this thread into the summary buffer.
4555 (goto-char (point-min))
4556 (forward-line (1- line)))
4557 (let (gnus-newsgroup-data gnus-newsgroup-threads)
4558 (if gnus-show-threads
4559 (gnus-summary-prepare-threads (gnus-cut-threads (list thread)))
4560 (gnus-summary-prepare-unthreaded thread))
4561 (setq data (nreverse gnus-newsgroup-data))
4562 (setq threads gnus-newsgroup-threads))
4563 ;; We splice the new data into the data structure.
4564 ;;!!! This is kinda bogus. We assume that in LINE is non-nil,
4565 ;;!!! then we want to insert at the beginning of the buffer.
4566 ;;!!! That happens to be true with Gnus now, but that may
4567 ;;!!! change in the future. Perhaps.
4568 (gnus-data-enter-list
4569 (if line nil current) data (- (point) old-pos))
4570 (setq gnus-newsgroup-threads
4571 (nconc threads gnus-newsgroup-threads))
4572 (gnus-data-compute-positions))))
4574 (defun gnus-number-to-header (number)
4575 "Return the header for article NUMBER."
4576 (let ((headers gnus-newsgroup-headers))
4578 (not (= number (mail-header-number (car headers)))))
4583 (defun gnus-parent-headers (in-headers &optional generation)
4584 "Return the headers of the GENERATIONeth parent of HEADERS."
4586 (setq generation 1))
4588 (headers in-headers)
4591 (not (zerop generation))
4592 (setq references (mail-header-references headers)))
4593 (setq headers (if (and references
4594 (setq parent (gnus-parent-id references)))
4595 (car (gnus-id-to-thread parent))
4598 (and (not (eq headers in-headers))
4601 (defun gnus-id-to-thread (id)
4602 "Return the (sub-)thread where ID appears."
4603 (gnus-gethash id gnus-newsgroup-dependencies))
4605 (defun gnus-id-to-article (id)
4606 "Return the article number of ID."
4607 (let ((thread (gnus-id-to-thread id)))
4610 (mail-header-number (car thread)))))
4612 (defun gnus-id-to-header (id)
4613 "Return the article headers of ID."
4614 (car (gnus-id-to-thread id)))
4616 (defun gnus-article-displayed-root-p (article)
4617 "Say whether ARTICLE is a root(ish) article."
4618 (let ((level (gnus-summary-thread-level article))
4619 (refs (mail-header-references (gnus-summary-article-header article)))
4625 ((null (gnus-parent-id refs)) t)
4627 (null (setq particle (gnus-id-to-article
4628 (gnus-parent-id refs))))
4629 (null (gnus-summary-thread-level particle)))))))
4631 (defun gnus-root-id (id)
4632 "Return the id of the root of the thread where ID appears."
4634 (while (and id (setq prev (car (gnus-id-to-thread id))))
4636 id (gnus-parent-id (mail-header-references prev))))
4639 (defun gnus-articles-in-thread (thread)
4640 "Return the list of articles in THREAD."
4641 (cons (mail-header-number (car thread))
4642 (apply 'nconc (mapcar 'gnus-articles-in-thread (cdr thread)))))
4644 (defun gnus-remove-thread (id &optional dont-remove)
4645 "Remove the thread that has ID in it."
4646 (let (headers thread last-id)
4647 ;; First go up in this thread until we find the root.
4648 (setq last-id (gnus-root-id id)
4649 headers (message-flatten-list (gnus-id-to-thread last-id)))
4650 ;; We have now found the real root of this thread. It might have
4651 ;; been gathered into some loose thread, so we have to search
4652 ;; through the threads to find the thread we wanted.
4653 (let ((threads gnus-newsgroup-threads)
4656 (setq sub (car threads))
4657 (if (stringp (car sub))
4658 ;; This is a gathered thread, so we look at the roots
4659 ;; below it to find whether this article is in this
4662 (setq sub (cdr sub))
4664 (when (member (caar sub) headers)
4665 (setq thread (car threads)
4668 (setq sub (cdr sub))))
4669 ;; It's an ordinary thread, so we check it.
4670 (when (eq (car sub) (car headers))
4673 (setq threads (cdr threads)))
4674 ;; If this article is in no thread, then it's a root.
4677 (setq gnus-newsgroup-threads (delq thread gnus-newsgroup-threads)))
4678 (setq thread (gnus-id-to-thread last-id)))
4681 thread ; We return this thread.
4683 (if (stringp (car thread))
4685 ;; If we use dummy roots, then we have to remove the
4686 ;; dummy root as well.
4687 (when (eq gnus-summary-make-false-root 'dummy)
4688 ;; We go to the dummy root by going to
4689 ;; the first sub-"thread", and then one line up.
4690 (gnus-summary-goto-article
4691 (mail-header-number (caadr thread)))
4694 (gnus-data-compute-positions))
4695 (setq thread (cdr thread))
4697 (gnus-remove-thread-1 (car thread))
4698 (setq thread (cdr thread))))
4699 (gnus-remove-thread-1 thread))))))))
4701 (defun gnus-remove-thread-1 (thread)
4702 "Remove the thread THREAD recursively."
4703 (let ((number (mail-header-number (pop thread)))
4705 (setq thread (reverse thread))
4707 (gnus-remove-thread-1 (pop thread)))
4708 (when (setq d (gnus-data-find number))
4709 (goto-char (gnus-data-pos d))
4710 (gnus-summary-show-thread)
4716 (gnus-delete-line)))))))
4718 (defun gnus-sort-threads-recursive (threads func)
4719 (sort (mapcar (lambda (thread)
4722 (gnus-sort-threads-recursive (cdr thread) func))))
4725 (defun gnus-sort-threads-loop (threads func)
4726 (let* ((superthread (cons nil threads))
4727 (stack (list (cons superthread threads)))
4728 remaining-threads thread)
4730 (setq remaining-threads (cdr (car stack)))
4731 (if remaining-threads
4732 (progn (setq thread (car remaining-threads))
4733 (setcdr (car stack) (cdr remaining-threads))
4735 (push (cons thread (cdr thread)) stack)))
4736 (setq thread (caar stack))
4737 (setcdr thread (sort (cdr thread) func))
4741 (defun gnus-sort-threads (threads)
4743 (if (not gnus-thread-sort-functions)
4745 (gnus-message 8 "Sorting threads...")
4748 (let ((max-lisp-eval-depth (max max-lisp-eval-depth 5000)))
4749 (gnus-sort-threads-recursive
4750 threads (gnus-make-sort-function gnus-thread-sort-functions)))
4751 ;; Even after binding max-lisp-eval-depth, the recursive
4752 ;; sorter might fail for very long threads. In that case,
4753 ;; try using a (less well-tested) non-recursive sorter.
4754 (error (gnus-sort-threads-loop
4755 threads (gnus-make-sort-function
4756 gnus-thread-sort-functions))))
4757 (gnus-message 8 "Sorting threads...done"))))
4759 (defun gnus-sort-articles (articles)
4761 (when gnus-article-sort-functions
4762 (gnus-message 7 "Sorting articles...")
4764 (setq gnus-newsgroup-headers
4765 (sort articles (gnus-make-sort-function
4766 gnus-article-sort-functions)))
4767 (gnus-message 7 "Sorting articles...done"))))
4769 ;; Written by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
4770 (defmacro gnus-thread-header (thread)
4771 "Return header of first article in THREAD.
4772 Note that THREAD must never, ever be anything else than a variable -
4773 using some other form will lead to serious barfage."
4774 (or (symbolp thread) (signal 'wrong-type-argument '(symbolp thread)))
4775 ;; (8% speedup to gnus-summary-prepare, just for fun :-)
4776 (list 'byte-code "\10\211:\203\17\0\211@;\203\16\0A@@\207"
4779 (defsubst gnus-article-sort-by-number (h1 h2)
4780 "Sort articles by article number."
4781 (< (mail-header-number h1)
4782 (mail-header-number h2)))
4784 (defun gnus-thread-sort-by-number (h1 h2)
4785 "Sort threads by root article number."
4786 (gnus-article-sort-by-number
4787 (gnus-thread-header h1) (gnus-thread-header h2)))
4789 (defsubst gnus-article-sort-by-random (h1 h2)
4790 "Sort articles by article number."
4793 (defun gnus-thread-sort-by-random (h1 h2)
4794 "Sort threads by root article number."
4795 (gnus-article-sort-by-random
4796 (gnus-thread-header h1) (gnus-thread-header h2)))
4798 (defsubst gnus-article-sort-by-lines (h1 h2)
4799 "Sort articles by article Lines header."
4800 (< (mail-header-lines h1)
4801 (mail-header-lines h2)))
4803 (defun gnus-thread-sort-by-lines (h1 h2)
4804 "Sort threads by root article Lines header."
4805 (gnus-article-sort-by-lines
4806 (gnus-thread-header h1) (gnus-thread-header h2)))
4808 (defsubst gnus-article-sort-by-chars (h1 h2)
4809 "Sort articles by octet length."
4810 (< (mail-header-chars h1)
4811 (mail-header-chars h2)))
4813 (defun gnus-thread-sort-by-chars (h1 h2)
4814 "Sort threads by root article octet length."
4815 (gnus-article-sort-by-chars
4816 (gnus-thread-header h1) (gnus-thread-header h2)))
4818 (defsubst gnus-article-sort-by-author (h1 h2)
4819 "Sort articles by root author."
4821 (let ((extract (funcall
4822 gnus-extract-address-components
4823 (mail-header-from h1))))
4824 (or (car extract) (cadr extract) ""))
4825 (let ((extract (funcall
4826 gnus-extract-address-components
4827 (mail-header-from h2))))
4828 (or (car extract) (cadr extract) ""))))
4830 (defun gnus-thread-sort-by-author (h1 h2)
4831 "Sort threads by root author."
4832 (gnus-article-sort-by-author
4833 (gnus-thread-header h1) (gnus-thread-header h2)))
4835 (defsubst gnus-article-sort-by-recipient (h1 h2)
4836 "Sort articles by recipient."
4838 (let ((extract (funcall
4839 gnus-extract-address-components
4840 (or (cdr (assq 'To (mail-header-extra h1))) ""))))
4841 (or (car extract) (cadr extract)))
4842 (let ((extract (funcall
4843 gnus-extract-address-components
4844 (or (cdr (assq 'To (mail-header-extra h2))) ""))))
4845 (or (car extract) (cadr extract)))))
4847 (defun gnus-thread-sort-by-recipient (h1 h2)
4848 "Sort threads by root recipient."
4849 (gnus-article-sort-by-recipient
4850 (gnus-thread-header h1) (gnus-thread-header h2)))
4852 (defsubst gnus-article-sort-by-subject (h1 h2)
4853 "Sort articles by root subject."
4855 (downcase (gnus-simplify-subject-re (mail-header-subject h1)))
4856 (downcase (gnus-simplify-subject-re (mail-header-subject h2)))))
4858 (defun gnus-thread-sort-by-subject (h1 h2)
4859 "Sort threads by root subject."
4860 (gnus-article-sort-by-subject
4861 (gnus-thread-header h1) (gnus-thread-header h2)))
4863 (defsubst gnus-article-sort-by-date (h1 h2)
4864 "Sort articles by root article date."
4866 (gnus-date-get-time (mail-header-date h1))
4867 (gnus-date-get-time (mail-header-date h2))))
4869 (defun gnus-thread-sort-by-date (h1 h2)
4870 "Sort threads by root article date."
4871 (gnus-article-sort-by-date
4872 (gnus-thread-header h1) (gnus-thread-header h2)))
4874 (defsubst gnus-article-sort-by-score (h1 h2)
4875 "Sort articles by root article score.
4876 Unscored articles will be counted as having a score of zero."
4877 (> (or (cdr (assq (mail-header-number h1)
4878 gnus-newsgroup-scored))
4879 gnus-summary-default-score 0)
4880 (or (cdr (assq (mail-header-number h2)
4881 gnus-newsgroup-scored))
4882 gnus-summary-default-score 0)))
4884 (defun gnus-thread-sort-by-score (h1 h2)
4885 "Sort threads by root article score."
4886 (gnus-article-sort-by-score
4887 (gnus-thread-header h1) (gnus-thread-header h2)))
4889 (defun gnus-thread-sort-by-total-score (h1 h2)
4890 "Sort threads by the sum of all scores in the thread.
4891 Unscored articles will be counted as having a score of zero."
4892 (> (gnus-thread-total-score h1) (gnus-thread-total-score h2)))
4894 (defun gnus-thread-total-score (thread)
4895 ;; This function find the total score of THREAD.
4900 (if (stringp (car thread))
4901 (apply gnus-thread-score-function 0
4902 (mapcar 'gnus-thread-total-score-1 (cdr thread)))
4903 (gnus-thread-total-score-1 thread)))
4905 (gnus-thread-total-score-1 (list thread)))))
4907 (defun gnus-thread-sort-by-most-recent-number (h1 h2)
4908 "Sort threads such that the thread with the most recently arrived article comes first."
4909 (> (gnus-thread-highest-number h1) (gnus-thread-highest-number h2)))
4911 (defun gnus-thread-highest-number (thread)
4912 "Return the highest article number in THREAD."
4913 (apply 'max (mapcar (lambda (header)
4914 (mail-header-number header))
4915 (message-flatten-list thread))))
4917 (defun gnus-thread-sort-by-most-recent-date (h1 h2)
4918 "Sort threads such that the thread with the most recently dated article comes first."
4919 (> (gnus-thread-latest-date h1) (gnus-thread-latest-date h2)))
4921 (defun gnus-thread-latest-date (thread)
4922 "Return the highest article date in THREAD."
4923 (let ((previous-time 0))
4929 (time-to-seconds (mail-header-parse-date
4930 (mail-header-date header)))
4931 (error previous-time))))
4933 (message-flatten-list thread)
4935 (< (mail-header-number h1)
4936 (mail-header-number h2))))))))
4938 (defun gnus-thread-total-score-1 (root)
4939 ;; This function find the total score of the thread below ROOT.
4940 (setq root (car root))
4941 (apply gnus-thread-score-function
4943 (mapcar 'gnus-thread-total-score
4944 (cdr (gnus-id-to-thread (mail-header-id root))))
4945 (when (> (mail-header-number root) 0)
4946 (list (or (cdr (assq (mail-header-number root)
4947 gnus-newsgroup-scored))
4948 gnus-summary-default-score 0))))
4949 (list gnus-summary-default-score)
4952 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
4953 (defvar gnus-tmp-prev-subject nil)
4954 (defvar gnus-tmp-false-parent nil)
4955 (defvar gnus-tmp-root-expunged nil)
4956 (defvar gnus-tmp-dummy-line nil)
4958 (eval-when-compile (defvar gnus-tmp-header))
4959 (defun gnus-extra-header (type &optional header)
4960 "Return the extra header of TYPE."
4961 (or (cdr (assq type (mail-header-extra (or header gnus-tmp-header))))
4964 (defvar gnus-tmp-thread-tree-header-string "")
4966 (defcustom gnus-sum-thread-tree-root "> "
4967 "With %B spec, used for the root of a thread.
4968 If nil, use subject instead."
4970 :type '(radio (const :format "%v " nil) string)
4971 :group 'gnus-thread)
4973 (defcustom gnus-sum-thread-tree-false-root "> "
4974 "With %B spec, used for a false root of a thread.
4975 If nil, use subject instead."
4977 :type '(radio (const :format "%v " nil) string)
4978 :group 'gnus-thread)
4980 (defcustom gnus-sum-thread-tree-single-indent ""
4981 "With %B spec, used for a thread with just one message.
4982 If nil, use subject instead."
4984 :type '(radio (const :format "%v " nil) string)
4985 :group 'gnus-thread)
4987 (defcustom gnus-sum-thread-tree-vertical "| "
4988 "With %B spec, used for drawing a vertical line."
4991 :group 'gnus-thread)
4993 (defcustom gnus-sum-thread-tree-indent " "
4994 "With %B spec, used for indenting."
4997 :group 'gnus-thread)
4999 (defcustom gnus-sum-thread-tree-leaf-with-other "+-> "
5000 "With %B spec, used for a leaf with brothers."
5003 :group 'gnus-thread)
5005 (defcustom gnus-sum-thread-tree-single-leaf "\\-> "
5006 "With %B spec, used for a leaf without brothers."
5009 :group 'gnus-thread)
5011 (defun gnus-summary-prepare-threads (threads)
5012 "Prepare summary buffer from THREADS and indentation LEVEL.
5013 THREADS is either a list of `(PARENT [(CHILD1 [(GRANDCHILD ...]...) ...])'
5014 or a straight list of headers."
5015 (gnus-message 7 "Generating summary...")
5017 (setq gnus-newsgroup-threads threads)
5020 (let ((gnus-tmp-level 0)
5021 (default-score (or gnus-summary-default-score 0))
5022 (gnus-visual-p (gnus-visual-p 'summary-highlight 'highlight))
5023 (building-line-count gnus-summary-display-while-building)
5024 (building-count (integerp gnus-summary-display-while-building))
5025 thread number subject stack state gnus-tmp-gathered beg-match
5026 new-roots gnus-tmp-new-adopts thread-end simp-subject
5027 gnus-tmp-header gnus-tmp-unread gnus-tmp-downloaded
5028 gnus-tmp-replied gnus-tmp-subject-or-nil
5029 gnus-tmp-dummy gnus-tmp-indentation gnus-tmp-lines gnus-tmp-score
5030 gnus-tmp-score-char gnus-tmp-from gnus-tmp-name
5031 gnus-tmp-number gnus-tmp-opening-bracket gnus-tmp-closing-bracket
5034 (setq gnus-tmp-prev-subject nil
5035 gnus-tmp-thread-tree-header-string "")
5037 (if (vectorp (car threads))
5038 ;; If this is a straight (sic) list of headers, then a
5039 ;; threaded summary display isn't required, so we just create
5040 ;; an unthreaded one.
5041 (gnus-summary-prepare-unthreaded threads)
5043 ;; Do the threaded display.
5045 (if gnus-summary-display-while-building
5046 (switch-to-buffer (buffer-name)))
5047 (while (or threads stack gnus-tmp-new-adopts new-roots)
5049 (if (and (= gnus-tmp-level 0)
5052 (not gnus-tmp-false-parent)
5053 (or gnus-tmp-new-adopts new-roots))
5054 (if gnus-tmp-new-adopts
5055 (setq gnus-tmp-level (if gnus-tmp-root-expunged 0 1)
5056 thread (list (car gnus-tmp-new-adopts))
5057 gnus-tmp-header (caar thread)
5058 gnus-tmp-new-adopts (cdr gnus-tmp-new-adopts))
5060 (setq thread (list (car new-roots))
5061 gnus-tmp-header (caar thread)
5062 new-roots (cdr new-roots))))
5065 ;; If there are some threads, we do them before the
5066 ;; threads on the stack.
5067 (setq thread threads
5068 gnus-tmp-header (caar thread))
5069 ;; There were no current threads, so we pop something off
5071 (setq state (car stack)
5072 gnus-tmp-level (car state)
5073 tree-stack (cadr state)
5074 thread (caddr state)
5076 gnus-tmp-header (caar thread))))
5078 (setq gnus-tmp-false-parent nil)
5079 (setq gnus-tmp-root-expunged nil)
5080 (setq thread-end nil)
5082 (if (stringp gnus-tmp-header)
5083 ;; The header is a dummy root.
5085 ((eq gnus-summary-make-false-root 'adopt)
5086 ;; We let the first article adopt the rest.
5087 (setq gnus-tmp-new-adopts (nconc gnus-tmp-new-adopts
5089 (setq gnus-tmp-gathered
5091 (lambda (h) (mail-header-number (car h)))
5094 (setq thread (cons (list (caar thread)
5097 (setq gnus-tmp-level -1
5098 gnus-tmp-false-parent t))
5099 ((eq gnus-summary-make-false-root 'empty)
5100 ;; We print adopted articles with empty subject fields.
5101 (setq gnus-tmp-gathered
5103 (lambda (h) (mail-header-number (car h)))
5106 (setq gnus-tmp-level -1))
5107 ((eq gnus-summary-make-false-root 'dummy)
5108 ;; We remember that we probably want to output a dummy
5110 (setq gnus-tmp-dummy-line gnus-tmp-header)
5111 (setq gnus-tmp-prev-subject gnus-tmp-header))
5113 ;; We do not make a root for the gathered
5114 ;; sub-threads at all.
5115 (setq gnus-tmp-level -1)))
5117 (setq number (mail-header-number gnus-tmp-header)
5118 subject (mail-header-subject gnus-tmp-header)
5119 simp-subject (gnus-simplify-subject-fully subject))
5122 ;; If the thread has changed subject, we might want to make
5123 ;; this subthread into a root.
5124 ((and (null gnus-thread-ignore-subject)
5125 (not (zerop gnus-tmp-level))
5126 gnus-tmp-prev-subject
5127 (not (string= gnus-tmp-prev-subject simp-subject)))
5128 (setq new-roots (nconc new-roots (list (car thread)))
5130 gnus-tmp-header nil))
5131 ;; If the article lies outside the current limit,
5132 ;; then we do not display it.
5133 ((not (memq number gnus-newsgroup-limit))
5134 (setq gnus-tmp-gathered
5136 (lambda (h) (mail-header-number (car h)))
5139 (setq gnus-tmp-new-adopts (if (cdar thread)
5140 (append gnus-tmp-new-adopts
5142 gnus-tmp-new-adopts)
5144 gnus-tmp-header nil)
5145 (when (zerop gnus-tmp-level)
5146 (setq gnus-tmp-root-expunged t)))
5147 ;; Perhaps this article is to be marked as read?
5148 ((and gnus-summary-mark-below
5149 (< (or (cdr (assq number gnus-newsgroup-scored))
5151 gnus-summary-mark-below)
5152 ;; Don't touch sparse articles.
5153 (not (gnus-summary-article-sparse-p number))
5154 (not (gnus-summary-article-ancient-p number)))
5155 (setq gnus-newsgroup-unreads
5156 (delq number gnus-newsgroup-unreads))
5157 (if gnus-newsgroup-auto-expire
5158 (setq gnus-newsgroup-expirable
5159 (gnus-add-to-sorted-list
5160 gnus-newsgroup-expirable number))
5161 (push (cons number gnus-low-score-mark)
5162 gnus-newsgroup-reads))))
5164 (when gnus-tmp-header
5165 ;; We may have an old dummy line to output before this
5167 (when (and gnus-tmp-dummy-line
5170 (mail-header-subject gnus-tmp-header)))
5171 (gnus-summary-insert-dummy-line
5172 gnus-tmp-dummy-line (mail-header-number gnus-tmp-header))
5173 (setq gnus-tmp-dummy-line nil))
5175 ;; Compute the mark.
5176 (setq gnus-tmp-unread (gnus-article-mark number))
5178 (push (gnus-data-make number gnus-tmp-unread (1+ (point))
5179 gnus-tmp-header gnus-tmp-level)
5180 gnus-newsgroup-data)
5182 ;; Actually insert the line.
5184 gnus-tmp-subject-or-nil
5186 ((and gnus-thread-ignore-subject
5187 gnus-tmp-prev-subject
5188 (not (string= gnus-tmp-prev-subject simp-subject)))
5190 ((zerop gnus-tmp-level)
5191 (if (and (eq gnus-summary-make-false-root 'empty)
5192 (memq number gnus-tmp-gathered)
5193 gnus-tmp-prev-subject
5194 (string= gnus-tmp-prev-subject simp-subject))
5195 gnus-summary-same-subject
5197 (t gnus-summary-same-subject)))
5198 (if (and (eq gnus-summary-make-false-root 'adopt)
5199 (= gnus-tmp-level 1)
5200 (memq number gnus-tmp-gathered))
5201 (setq gnus-tmp-opening-bracket ?\<
5202 gnus-tmp-closing-bracket ?\>)
5203 (setq gnus-tmp-opening-bracket ?\[
5204 gnus-tmp-closing-bracket ?\]))
5205 (if (>= gnus-tmp-level (length gnus-thread-indent-array))
5206 (gnus-make-thread-indent-array
5207 (max (* 2 (length gnus-thread-indent-array))
5210 gnus-tmp-indentation
5211 (aref gnus-thread-indent-array gnus-tmp-level)
5212 gnus-tmp-lines (mail-header-lines gnus-tmp-header)
5213 gnus-tmp-score (or (cdr (assq number gnus-newsgroup-scored))
5214 gnus-summary-default-score 0)
5216 (if (or (null gnus-summary-default-score)
5217 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
5218 gnus-summary-zcore-fuzz))
5220 (if (< gnus-tmp-score gnus-summary-default-score)
5221 gnus-score-below-mark gnus-score-over-mark))
5223 (cond ((memq number gnus-newsgroup-processable)
5225 ((memq number gnus-newsgroup-cached)
5227 ((memq number gnus-newsgroup-replied)
5229 ((memq number gnus-newsgroup-forwarded)
5230 gnus-forwarded-mark)
5231 ((memq number gnus-newsgroup-saved)
5233 ((memq number gnus-newsgroup-recent)
5235 ((memq number gnus-newsgroup-unseen)
5239 (cond ((memq number gnus-newsgroup-undownloaded)
5240 gnus-undownloaded-mark)
5241 (gnus-newsgroup-agentized
5242 gnus-downloaded-mark)
5245 gnus-tmp-from (mail-header-from gnus-tmp-header)
5248 ((string-match "<[^>]+> *$" gnus-tmp-from)
5249 (setq beg-match (match-beginning 0))
5250 (or (and (string-match "^\".+\"" gnus-tmp-from)
5251 (substring gnus-tmp-from 1 (1- (match-end 0))))
5252 (substring gnus-tmp-from 0 beg-match)))
5253 ((string-match "(.+)" gnus-tmp-from)
5254 (substring gnus-tmp-from
5255 (1+ (match-beginning 0)) (1- (match-end 0))))
5259 gnus-tmp-thread-tree-header-string
5261 ((not gnus-show-threads) "")
5262 ((zerop gnus-tmp-level)
5263 (cond ((cdar thread)
5264 (or gnus-sum-thread-tree-root subject))
5265 (gnus-tmp-new-adopts
5266 (or gnus-sum-thread-tree-false-root subject))
5268 (or gnus-sum-thread-tree-single-indent subject))))
5270 (concat (apply 'concat
5271 (mapcar (lambda (item)
5273 gnus-sum-thread-tree-vertical
5274 gnus-sum-thread-tree-indent))
5275 (cdr (reverse tree-stack))))
5277 gnus-sum-thread-tree-leaf-with-other
5278 gnus-sum-thread-tree-single-leaf)))))
5279 (when (string= gnus-tmp-name "")
5280 (setq gnus-tmp-name gnus-tmp-from))
5281 (unless (numberp gnus-tmp-lines)
5282 (setq gnus-tmp-lines -1))
5283 (if (= gnus-tmp-lines -1)
5284 (setq gnus-tmp-lines "?")
5285 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
5286 (gnus-put-text-property
5288 (progn (eval gnus-summary-line-format-spec) (point))
5289 'gnus-number number)
5292 (gnus-run-hooks 'gnus-summary-update-hook)
5295 (setq gnus-tmp-prev-subject simp-subject)))
5297 (when (nth 1 thread)
5298 (push (list (max 0 gnus-tmp-level)
5299 (copy-sequence tree-stack)
5302 (push (if (nth 1 thread) 1 0) tree-stack)
5303 (incf gnus-tmp-level)
5304 (setq threads (if thread-end nil (cdar thread)))
5305 (if gnus-summary-display-while-building
5308 ;; use a set frequency
5309 (setq building-line-count (1- building-line-count))
5310 (when (= building-line-count 0)
5312 (setq building-line-count
5313 gnus-summary-display-while-building)))
5317 (setq gnus-tmp-level 0)))))
5318 (gnus-message 7 "Generating summary...done"))
5320 (defun gnus-summary-prepare-unthreaded (headers)
5321 "Generate an unthreaded summary buffer based on HEADERS."
5322 (let (header number mark)
5327 ;; We may have to root out some bad articles...
5328 (when (memq (setq number (mail-header-number
5329 (setq header (pop headers))))
5330 gnus-newsgroup-limit)
5331 ;; Mark article as read when it has a low score.
5332 (when (and gnus-summary-mark-below
5333 (< (or (cdr (assq number gnus-newsgroup-scored))
5334 gnus-summary-default-score 0)
5335 gnus-summary-mark-below)
5336 (not (gnus-summary-article-ancient-p number)))
5337 (setq gnus-newsgroup-unreads
5338 (delq number gnus-newsgroup-unreads))
5339 (if gnus-newsgroup-auto-expire
5340 (push number gnus-newsgroup-expirable)
5341 (push (cons number gnus-low-score-mark)
5342 gnus-newsgroup-reads)))
5344 (setq mark (gnus-article-mark number))
5345 (push (gnus-data-make number mark (1+ (point)) header 0)
5346 gnus-newsgroup-data)
5347 (gnus-summary-insert-line
5349 (memq number gnus-newsgroup-undownloaded)
5350 mark (memq number gnus-newsgroup-replied)
5351 (memq number gnus-newsgroup-expirable)
5352 (mail-header-subject header) nil
5353 (cdr (assq number gnus-newsgroup-scored))
5354 (memq number gnus-newsgroup-processable))))))
5356 (defun gnus-summary-remove-list-identifiers ()
5357 "Remove list identifiers in `gnus-list-identifiers' from articles in the current group."
5358 (let ((regexp (if (consp gnus-list-identifiers)
5359 (mapconcat 'identity gnus-list-identifiers " *\\|")
5360 gnus-list-identifiers))
5363 (setq regexp (concat "^\\(?:R[Ee]: +\\)*\\(" regexp " *\\)"))
5364 (dolist (header gnus-newsgroup-headers)
5365 (setq subject (mail-header-subject header)
5367 (while (string-match regexp subject)
5369 (concat (substring subject 0 (match-beginning 1))
5370 (substring subject (match-end 0)))
5373 (when (string-match "^\\(\\(?:R[Ee]: +\\)+\\)R[Ee]: +" subject)
5375 (concat (substring subject 0 (match-beginning 1))
5376 (substring subject (match-end 1)))))
5377 (mail-header-set-subject header subject))))))
5379 (defun gnus-fetch-headers (articles)
5380 "Fetch headers of ARTICLES."
5381 (let ((name (gnus-group-decoded-name gnus-newsgroup-name)))
5382 (gnus-message 5 "Fetching headers for %s..." name)
5385 (setq gnus-headers-retrieved-by
5386 (gnus-retrieve-headers
5387 articles gnus-newsgroup-name
5388 ;; We might want to fetch old headers, but
5389 ;; not if there is only 1 article.
5391 (not (eq gnus-fetch-old-headers 'some))
5392 (not (numberp gnus-fetch-old-headers)))
5393 (> (length articles) 1))
5394 gnus-fetch-old-headers))))
5395 (gnus-get-newsgroup-headers-xover
5396 articles nil nil gnus-newsgroup-name t)
5397 (gnus-get-newsgroup-headers))
5398 (gnus-message 5 "Fetching headers for %s...done" name))))
5400 (defun gnus-select-newsgroup (group &optional read-all select-articles)
5401 "Select newsgroup GROUP.
5402 If READ-ALL is non-nil, all articles in the group are selected.
5403 If SELECT-ARTICLES, only select those articles from GROUP."
5404 (let* ((entry (gnus-group-entry group))
5405 ;;!!! Dirty hack; should be removed.
5406 (gnus-summary-ignore-duplicates
5407 (if (eq (car (gnus-find-method-for-group group)) 'nnvirtual)
5409 gnus-summary-ignore-duplicates))
5410 (info (nth 2 entry))
5411 charset articles fetched-articles cached)
5413 (unless (gnus-check-server
5414 (set (make-local-variable 'gnus-current-select-method)
5415 (gnus-find-method-for-group group)))
5416 (error "Couldn't open server"))
5417 (setq charset (gnus-group-name-charset gnus-current-select-method group))
5419 (or (and entry (not (eq (car entry) t))) ; Either it's active...
5420 (gnus-activate-group group) ; Or we can activate it...
5421 (progn ; Or we bug out.
5422 (when (equal major-mode 'gnus-summary-mode)
5423 (gnus-kill-buffer (current-buffer)))
5425 "Couldn't activate group %s: %s"
5426 (mm-decode-coding-string group charset)
5427 (mm-decode-coding-string (gnus-status-message group) charset))))
5429 (unless (gnus-request-group group t)
5430 (when (equal major-mode 'gnus-summary-mode)
5431 (gnus-kill-buffer (current-buffer)))
5432 (error "Couldn't request group %s: %s"
5433 (mm-decode-coding-string group charset)
5434 (mm-decode-coding-string (gnus-status-message group) charset)))
5437 (gnus-agent-possibly-alter-active group (gnus-active group) info)
5439 (setq gnus-summary-use-undownloaded-faces
5440 (gnus-agent-find-parameter
5442 'agent-enable-undownloaded-faces)))
5444 (setq gnus-newsgroup-name group
5445 gnus-newsgroup-unselected nil
5446 gnus-newsgroup-unreads (gnus-list-of-unread-articles group))
5448 (let ((display (gnus-group-find-parameter group 'display)))
5449 (setq gnus-newsgroup-display
5451 ((not (zerop (or (car-safe read-all) 0)))
5452 ;; The user entered the group with C-u SPC/RET, let's show
5458 (gnus-summary-display-make-predicate (mapcar 'identity display)))
5460 ;; The following is probably the "correct" solution, but
5461 ;; it makes Gnus fetch all headers and then limit the
5462 ;; articles (which is slow), so instead we hack the
5463 ;; select-articles parameter instead. -- Simon Josefsson
5466 ;; (gnus-byte-compile
5467 ;; `(lambda () (> number ,(- (cdr (gnus-active group))
5469 (setq select-articles
5470 (gnus-uncompress-range
5471 (cons (let ((tmp (- (cdr (gnus-active group)) display)))
5475 (cdr (gnus-active group)))))
5480 (gnus-summary-setup-default-charset)
5482 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5483 (when (gnus-virtual-group-p group)
5484 (setq cached gnus-newsgroup-cached))
5486 (setq gnus-newsgroup-unreads
5487 (gnus-sorted-ndifference
5488 (gnus-sorted-ndifference gnus-newsgroup-unreads
5489 gnus-newsgroup-marked)
5490 gnus-newsgroup-dormant))
5492 (setq gnus-newsgroup-processable nil)
5494 (gnus-update-read-articles group gnus-newsgroup-unreads)
5496 ;; Adjust and set lists of article marks.
5498 (gnus-adjust-marked-articles info))
5499 (if (setq articles select-articles)
5500 (setq gnus-newsgroup-unselected
5501 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5502 (setq articles (gnus-articles-to-read group read-all)))
5506 ;;(gnus-message 3 "Couldn't select newsgroup -- no articles to display")
5508 ((eq articles 0) nil)
5510 ;; Init the dependencies hash table.
5511 (setq gnus-newsgroup-dependencies
5512 (gnus-make-hashtable (length articles)))
5513 (gnus-set-global-variables)
5514 ;; Retrieve the headers and read them in.
5516 (setq gnus-newsgroup-headers (gnus-fetch-headers articles))
5518 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5520 (setq gnus-newsgroup-cached cached))
5522 ;; Suppress duplicates?
5523 (when gnus-suppress-duplicates
5524 (gnus-dup-suppress-articles))
5526 ;; Set the initial limit.
5527 (setq gnus-newsgroup-limit (copy-sequence articles))
5528 ;; Remove canceled articles from the list of unread articles.
5529 (setq fetched-articles
5530 (mapcar (lambda (headers) (mail-header-number headers))
5531 gnus-newsgroup-headers))
5532 (setq gnus-newsgroup-articles fetched-articles)
5533 (setq gnus-newsgroup-unreads
5534 (gnus-sorted-nintersection
5535 gnus-newsgroup-unreads fetched-articles))
5536 (gnus-compute-unseen-list)
5538 ;; Removed marked articles that do not exist.
5539 (gnus-update-missing-marks
5540 (gnus-sorted-difference articles fetched-articles))
5541 ;; We might want to build some more threads first.
5542 (when (and gnus-fetch-old-headers
5543 (eq gnus-headers-retrieved-by 'nov))
5544 (if (eq gnus-fetch-old-headers 'invisible)
5545 (gnus-build-all-threads)
5546 (gnus-build-old-threads)))
5547 ;; Let the Gnus agent mark articles as read.
5549 (gnus-agent-get-undownloaded-list))
5550 ;; Remove list identifiers from subject
5551 (when gnus-list-identifiers
5552 (gnus-summary-remove-list-identifiers))
5553 ;; Check whether auto-expire is to be done in this group.
5554 (setq gnus-newsgroup-auto-expire
5555 (gnus-group-auto-expirable-p group))
5556 ;; Set up the article buffer now, if necessary.
5557 (unless (and gnus-single-article-buffer
5558 (equal gnus-article-buffer "*Article*"))
5559 (gnus-article-setup-buffer))
5560 ;; First and last article in this newsgroup.
5561 (when gnus-newsgroup-headers
5562 (setq gnus-newsgroup-begin
5563 (mail-header-number (car gnus-newsgroup-headers))
5566 (gnus-last-element gnus-newsgroup-headers))))
5567 ;; GROUP is successfully selected.
5568 (or gnus-newsgroup-headers t)))))
5570 (defun gnus-compute-unseen-list ()
5571 ;; The `seen' marks are treated specially.
5572 (if (not gnus-newsgroup-seen)
5573 (setq gnus-newsgroup-unseen gnus-newsgroup-articles)
5574 (setq gnus-newsgroup-unseen
5575 (gnus-inverse-list-range-intersection
5576 gnus-newsgroup-articles gnus-newsgroup-seen))))
5578 (defun gnus-summary-display-make-predicate (display)
5579 (require 'gnus-agent)
5580 (when (= (length display) 1)
5581 (setq display (car display)))
5582 (unless gnus-summary-display-cache
5583 (dolist (elem (append '((unread . unread)
5586 gnus-article-mark-lists))
5587 (push (cons (cdr elem)
5589 `(lambda () (gnus-article-marked-p ',(cdr elem)))))
5590 gnus-summary-display-cache)))
5591 (let ((gnus-category-predicate-alist gnus-summary-display-cache)
5592 (gnus-category-predicate-cache gnus-summary-display-cache))
5593 (gnus-get-predicate display)))
5595 ;; Uses the dynamically bound `number' variable.
5598 (defun gnus-article-marked-p (type &optional article)
5599 (let ((article (or article number)))
5602 (memq article gnus-newsgroup-marked))
5604 (memq article gnus-newsgroup-spam-marked))
5606 (memq article gnus-newsgroup-unsendable))
5607 ((eq type 'undownload)
5608 (memq article gnus-newsgroup-undownloaded))
5609 ((eq type 'download)
5610 (memq article gnus-newsgroup-downloadable))
5612 (memq article gnus-newsgroup-unreads))
5614 (memq article gnus-newsgroup-reads))
5616 (memq article gnus-newsgroup-dormant) )
5618 (memq article gnus-newsgroup-expirable))
5620 (memq article gnus-newsgroup-replied))
5622 (memq article gnus-newsgroup-killed))
5623 ((eq type 'bookmark)
5624 (assq article gnus-newsgroup-bookmarks))
5626 (assq article gnus-newsgroup-scored))
5628 (memq article gnus-newsgroup-saved))
5630 (memq article gnus-newsgroup-cached))
5632 (memq article gnus-newsgroup-forwarded))
5634 (not (memq article gnus-newsgroup-unseen)))
5636 (memq article gnus-newsgroup-recent))
5639 (defun gnus-articles-to-read (group &optional read-all)
5640 "Find out what articles the user wants to read."
5642 ;; Select all articles if `read-all' is non-nil, or if there
5643 ;; are no unread articles.
5645 (and (zerop (length gnus-newsgroup-marked))
5646 (zerop (length gnus-newsgroup-unreads)))
5647 ;; Fetch all if the predicate is non-nil.
5648 gnus-newsgroup-display)
5649 ;; We want to select the headers for all the articles in
5650 ;; the group, so we select either all the active
5651 ;; articles in the group, or (if that's nil), the
5652 ;; articles in the cache.
5654 (if gnus-newsgroup-maximum-articles
5655 (let ((active (gnus-active group)))
5656 (gnus-uncompress-range
5657 (cons (max (car active)
5659 gnus-newsgroup-maximum-articles
5662 (gnus-uncompress-range (gnus-active group)))
5663 (gnus-cache-articles-in-group group))
5664 ;; Select only the "normal" subset of articles.
5666 (gnus-sorted-union gnus-newsgroup-dormant gnus-newsgroup-marked)
5667 gnus-newsgroup-unreads)))
5668 (scored-list (gnus-killed-articles gnus-newsgroup-killed articles))
5669 (scored (length scored-list))
5670 (number (length articles))
5671 (marked (+ (length gnus-newsgroup-marked)
5672 (length gnus-newsgroup-dormant)))
5677 ((numberp gnus-newsgroup-display)
5678 gnus-newsgroup-display)
5682 ((and (or (<= scored marked) (= scored number))
5683 (numberp gnus-large-newsgroup)
5684 (> number gnus-large-newsgroup))
5685 (let* ((cursor-in-echo-area nil)
5686 (initial (gnus-parameter-large-newsgroup-initial
5687 gnus-newsgroup-name))
5691 "How many articles from %s (%s %d): "
5692 (gnus-group-decoded-name gnus-newsgroup-name)
5693 (if initial "max" "default")
5696 (cons (number-to-string initial)
5698 (if (string-match "^[ \t]*$" input) number input)))
5699 ((and (> scored marked) (< scored number)
5700 (> (- scored number) 20))
5703 (format "%s %s (%d scored, %d total): "
5704 "How many articles from"
5705 (gnus-group-decoded-name group)
5707 (if (string-match "^[ \t]*$" input)
5711 (message "Quit getting the articles to read")
5713 (setq select (if (stringp select) (string-to-number select) select))
5714 (if (or (null select) (zerop select))
5716 (if (and (not (zerop scored)) (<= (abs select) scored))
5718 (setq articles (sort scored-list '<))
5719 (setq number (length articles)))
5720 (setq articles (copy-sequence articles)))
5722 (when (< (abs select) number)
5724 ;; Select the N oldest articles.
5725 (setcdr (nthcdr (1- (abs select)) articles) nil)
5726 ;; Select the N most recent articles.
5727 (setq articles (nthcdr (- number select) articles))))
5728 (setq gnus-newsgroup-unselected
5729 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5730 (when gnus-alter-articles-to-read-function
5733 (funcall gnus-alter-articles-to-read-function
5734 gnus-newsgroup-name articles)
5738 (defun gnus-killed-articles (killed articles)
5741 (when (inline (gnus-member-of-range (car articles) killed))
5742 (push (car articles) out))
5743 (setq articles (cdr articles)))
5746 (defun gnus-uncompress-marks (marks)
5747 "Uncompress the mark ranges in MARKS."
5748 (let ((uncompressed '(score bookmark))
5751 (if (memq (caar marks) uncompressed)
5752 (push (car marks) out)
5753 (push (cons (caar marks) (gnus-uncompress-range (cdar marks))) out))
5754 (setq marks (cdr marks)))
5757 (defun gnus-article-mark-to-type (mark)
5758 "Return the type of MARK."
5759 (or (cadr (assq mark gnus-article-special-mark-lists))
5762 (defun gnus-article-unpropagatable-p (mark)
5763 "Return whether MARK should be propagated to back end."
5764 (memq mark gnus-article-unpropagated-mark-lists))
5766 (defun gnus-adjust-marked-articles (info)
5767 "Set all article lists and remove all marks that are no longer valid."
5768 (let* ((marked-lists (gnus-info-marks info))
5769 (active (gnus-active (gnus-info-group info)))
5772 (types gnus-article-mark-lists)
5773 marks var articles article mark mark-type
5776 (dolist (marks marked-lists)
5777 (setq mark (car marks)
5778 mark-type (gnus-article-mark-to-type mark)
5779 var (intern (format "gnus-newsgroup-%s" (car (rassq mark types)))))
5781 ;; We set the variable according to the type of the marks list,
5782 ;; and then adjust the marks to a subset of the active articles.
5784 ;; Adjust "simple" lists - compressed yet unsorted
5785 ((eq mark-type 'list)
5786 ;; Simultaneously uncompress and clip to active range
5787 ;; See gnus-uncompress-range for a description of possible marks
5789 (if (not (cadr marks))
5791 (setq articles (if (numberp (cddr marks))
5797 (while (setq article (pop articles))
5798 (cond ((consp article)
5799 (setq bgn (max (car article) min)
5800 end (min (cdr article) max))
5802 (setq l (setcdr l (cons bgn nil))
5804 ((and (<= min article)
5806 (setq l (setcdr l (cons article nil))))))
5807 (set var (cdr lh)))))
5809 ((eq mark-type 'tuple)
5810 (set var (setq articles (cdr marks)))
5811 (when (not (listp (cdr (symbol-value var))))
5812 (set var (list (symbol-value var))))
5813 (when (not (listp (cdr articles)))
5814 (setq articles (list articles)))
5816 (when (or (not (consp (setq article (pop articles))))
5817 (< (car article) min)
5818 (> (car article) max))
5819 (set var (delq article (symbol-value var))))))
5820 ;; Adjust ranges (sloppily).
5821 ((eq mark-type 'range)
5824 ;; Fix the record for `seen' if it looks like (seen NUM1 . NUM2).
5825 ;; It should be (seen (NUM1 . NUM2)).
5826 (when (numberp (cddr marks))
5827 (setcdr marks (list (cdr marks))))
5828 (setq articles (cdr marks))
5829 (while (and articles
5830 (or (and (consp (car articles))
5831 (> min (cdar articles)))
5832 (and (numberp (car articles))
5833 (> min (car articles)))))
5835 (set var articles))))))))
5837 (defun gnus-update-missing-marks (missing)
5838 "Go through the list of MISSING articles and remove them from the mark lists."
5841 ;; Go through all types.
5842 (dolist (elem gnus-article-mark-lists)
5843 (when (eq (gnus-article-mark-to-type (cdr elem)) 'list)
5844 (setq var (intern (format "gnus-newsgroup-%s" (car elem))))
5845 (when (symbol-value var)
5846 ;; This list has articles. So we delete all missing
5847 ;; articles from it.
5850 (set var (delq (pop m) (symbol-value var))))))))))
5852 (defun gnus-update-marks ()
5853 "Enter the various lists of marked articles into the newsgroup info list."
5854 (let ((types gnus-article-mark-lists)
5855 (info (gnus-get-info gnus-newsgroup-name))
5856 type list newmarked symbol delta-marks)
5858 ;; Add all marks lists to the list of marks lists.
5859 (while (setq type (pop types))
5860 (setq list (symbol-value
5862 (intern (format "gnus-newsgroup-%s" (car type))))))
5865 ;; Get rid of the entries of the articles that have the
5867 (when (and (eq (cdr type) 'score)
5871 (prev (cons nil list))
5874 (if (or (not (consp (car arts)))
5875 (= (cdar arts) gnus-summary-default-score))
5876 (setcdr prev (cdr arts))
5878 (setq arts (cdr arts)))
5879 (setq list (cdr all)))))
5881 (when (eq (cdr type) 'seen)
5882 (setq list (gnus-range-add list gnus-newsgroup-unseen)))
5884 (when (eq (gnus-article-mark-to-type (cdr type)) 'list)
5885 (setq list (gnus-compress-sequence (set symbol (sort list '<)) t)))
5887 (when (and (gnus-check-backend-function
5888 'request-set-mark gnus-newsgroup-name)
5889 (not (gnus-article-unpropagatable-p (cdr type))))
5890 (let* ((old (cdr (assq (cdr type) (gnus-info-marks info))))
5891 (del (gnus-remove-from-range (gnus-copy-sequence old) list))
5892 (add (gnus-remove-from-range
5893 (gnus-copy-sequence list) old)))
5895 (push (list add 'add (list (cdr type))) delta-marks))
5897 (push (list del 'del (list (cdr type))) delta-marks))))
5900 (push (cons (cdr type) list) newmarked)))
5903 (unless (gnus-check-group gnus-newsgroup-name)
5904 (error "Can't open server for %s" gnus-newsgroup-name))
5905 (gnus-request-set-mark gnus-newsgroup-name delta-marks))
5907 ;; Enter these new marks into the info of the group.
5909 (setcar (nthcdr 3 info) newmarked)
5910 ;; Add the marks lists to the end of the info.
5912 (setcdr (nthcdr 2 info) (list newmarked))))
5914 ;; Cut off the end of the info if there's nothing else there.
5918 (when (nthcdr (decf i) info)
5919 (setcdr (nthcdr i info) nil)))))))
5921 (defun gnus-set-mode-line (where)
5922 "Set the mode line of the article or summary buffers.
5923 If WHERE is `summary', the summary mode line format will be used."
5924 ;; Is this mode line one we keep updated?
5925 (when (and (memq where gnus-updated-mode-lines)
5927 (intern (format "gnus-%s-mode-line-format-spec" where))))
5930 ;; We evaluate this in the summary buffer since these
5931 ;; variables are buffer-local to that buffer.
5932 (set-buffer gnus-summary-buffer)
5933 ;; We bind all these variables that are used in the `eval' form
5935 (let* ((mformat (symbol-value
5937 (format "gnus-%s-mode-line-format-spec" where))))
5938 (gnus-tmp-group-name (gnus-mode-string-quote
5939 (gnus-group-decoded-name
5940 gnus-newsgroup-name)))
5941 (gnus-tmp-article-number (or gnus-current-article 0))
5942 (gnus-tmp-unread gnus-newsgroup-unreads)
5943 (gnus-tmp-unread-and-unticked (length gnus-newsgroup-unreads))
5944 (gnus-tmp-unselected (length gnus-newsgroup-unselected))
5945 (gnus-tmp-unread-and-unselected
5946 (cond ((and (zerop gnus-tmp-unread-and-unticked)
5947 (zerop gnus-tmp-unselected))
5949 ((zerop gnus-tmp-unselected)
5950 (format "{%d more}" gnus-tmp-unread-and-unticked))
5951 (t (format "{%d(+%d) more}"
5952 gnus-tmp-unread-and-unticked
5953 gnus-tmp-unselected))))
5955 (if (and gnus-current-headers
5956 (vectorp gnus-current-headers))
5957 (gnus-mode-string-quote
5958 (mail-header-subject gnus-current-headers))
5960 bufname-length max-len
5961 gnus-tmp-header) ;; passed as argument to any user-format-funcs
5962 (setq mode-string (eval mformat))
5963 (setq bufname-length (if (string-match "%b" mode-string)
5966 (if (eq where 'summary)
5968 (get-buffer gnus-article-buffer))))
5971 (setq max-len (max 4 (if gnus-mode-non-string-length
5973 gnus-mode-non-string-length
5975 (length mode-string))))
5976 ;; We might have to chop a bit of the string off...
5977 (when (> (length mode-string) max-len)
5979 (concat (truncate-string-to-width mode-string (- max-len 3))
5981 ;; Pad the mode string a bit.
5982 (setq mode-string (format (format "%%-%ds" max-len) mode-string))))
5983 ;; Update the mode line.
5984 (setq mode-line-buffer-identification
5985 (gnus-mode-line-buffer-identification (list mode-string)))
5986 (set-buffer-modified-p t))))
5988 (defun gnus-create-xref-hashtb (from-newsgroup headers unreads)
5989 "Go through the HEADERS list and add all Xrefs to a hash table.
5990 The resulting hash table is returned, or nil if no Xrefs were found."
5991 (let* ((virtual (gnus-virtual-group-p from-newsgroup))
5992 (prefix (if virtual "" (gnus-group-real-prefix from-newsgroup)))
5993 (xref-hashtb (gnus-make-hashtable))
5994 start group entry number xrefs header)
5996 (setq header (pop headers))
5997 (when (and (setq xrefs (mail-header-xref header))
5998 (not (memq (setq number (mail-header-number header))
6001 (while (string-match "\\([^ ]+\\)[:/]\\([0-9]+\\)" xrefs start)
6002 (setq start (match-end 0))
6003 (setq group (if prefix
6004 (concat prefix (substring xrefs (match-beginning 1)
6006 (substring xrefs (match-beginning 1) (match-end 1))))
6008 (string-to-number (substring xrefs (match-beginning 2)
6010 (if (setq entry (gnus-gethash group xref-hashtb))
6011 (setcdr entry (cons number (cdr entry)))
6012 (gnus-sethash group (cons number nil) xref-hashtb)))))
6013 (and start xref-hashtb)))
6015 (defun gnus-mark-xrefs-as-read (from-newsgroup headers unreads)
6016 "Look through all the headers and mark the Xrefs as read."
6017 (let ((virtual (gnus-virtual-group-p from-newsgroup))
6018 name info xref-hashtb idlist method nth4)
6020 (set-buffer gnus-group-buffer)
6021 (when (setq xref-hashtb
6022 (gnus-create-xref-hashtb from-newsgroup headers unreads))
6025 (unless (string= from-newsgroup (setq name (symbol-name group)))
6026 (setq idlist (symbol-value group))
6027 ;; Dead groups are not updated.
6029 (setq info (gnus-get-info name))
6030 (when (stringp (setq nth4 (gnus-info-method info)))
6031 (setq nth4 (gnus-server-to-method nth4))))
6032 ;; Only do the xrefs if the group has the same
6033 ;; select method as the group we have just read.
6034 (or (gnus-methods-equal-p
6035 nth4 (gnus-find-method-for-group from-newsgroup))
6037 (equal nth4 (setq method (gnus-find-method-for-group
6039 (and (equal (car nth4) (car method))
6040 (equal (nth 1 nth4) (nth 1 method))))
6041 gnus-use-cross-reference
6042 (or (not (eq gnus-use-cross-reference t))
6044 ;; Only do cross-references on subscribed
6045 ;; groups, if that is what is wanted.
6046 (<= (gnus-info-level info) gnus-level-subscribed))
6047 (gnus-group-make-articles-read name idlist))))
6050 (defun gnus-compute-read-articles (group articles)
6051 (let* ((entry (gnus-group-entry group))
6052 (info (nth 2 entry))
6053 (active (gnus-active group))
6056 ;; First peel off all invalid article numbers.
6058 (let ((ids articles)
6060 (while (setq id (pop ids))
6061 (when (and first (> id (cdr active)))
6062 ;; We'll end up in this situation in one particular
6063 ;; obscure situation. If you re-scan a group and get
6064 ;; a new article that is cross-posted to a different
6065 ;; group that has not been re-scanned, you might get
6066 ;; crossposted article that has a higher number than
6067 ;; Gnus believes possible. So we re-activate this
6068 ;; group as well. This might mean doing the
6069 ;; crossposting thingy will *increase* the number
6070 ;; of articles in some groups. Tsk, tsk.
6071 (setq active (or (gnus-activate-group group) active)))
6072 (when (or (> id (cdr active))
6073 (< id (car active)))
6074 (setq articles (delq id articles))))))
6075 ;; If the read list is nil, we init it.
6077 (null (gnus-info-read info))
6079 (setq ninfo (cons 1 (1- (car active))))
6080 (setq ninfo (gnus-info-read info)))
6081 ;; Then we add the read articles to the range.
6083 ninfo (setq articles (sort articles '<))))))
6085 (defun gnus-group-make-articles-read (group articles)
6086 "Update the info of GROUP to say that ARTICLES are read."
6088 (entry (gnus-group-entry group))
6089 (info (nth 2 entry))
6090 (active (gnus-active group))
6093 (setq range (gnus-compute-read-articles group articles))
6094 (with-current-buffer gnus-group-buffer
6097 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
6098 (gnus-info-set-read ',info ',(gnus-info-read info))
6099 (gnus-get-unread-articles-in-group ',info (gnus-active ,group))
6100 (gnus-request-set-mark ,group (list (list ',range 'del '(read))))
6101 (gnus-group-update-group ,group t))))
6102 ;; Add the read articles to the range.
6103 (gnus-info-set-read info range)
6104 (gnus-request-set-mark group (list (list range 'add '(read))))
6105 ;; Then we have to re-compute how many unread
6106 ;; articles there are in this group.
6110 (setq num (- (1+ (cdr active)) (car active))))
6111 ((not (listp (cdr range)))
6112 (setq num (- (cdr active) (- (1+ (cdr range))
6116 (if (numberp (car range))
6118 (setq num (+ num (- (1+ (cdar range)) (caar range)))))
6119 (setq range (cdr range)))
6120 (setq num (- (cdr active) num))))
6121 ;; Update the number of unread articles.
6123 ;; Update the group buffer.
6124 (unless (gnus-ephemeral-group-p group)
6125 (gnus-group-update-group group t))))))
6127 (defvar gnus-newsgroup-none-id 0)
6129 (defun gnus-get-newsgroup-headers (&optional dependencies force-new)
6130 (let ((cur nntp-server-buffer)
6133 (with-current-buffer gnus-summary-buffer
6134 gnus-newsgroup-dependencies)))
6135 headers id end ref number
6136 (mail-parse-charset gnus-newsgroup-charset)
6137 (mail-parse-ignored-charsets
6138 (save-excursion (condition-case nil
6139 (set-buffer gnus-summary-buffer)
6141 gnus-newsgroup-ignored-charsets)))
6143 (set-buffer nntp-server-buffer)
6144 ;; Translate all TAB characters into SPACE characters.
6145 (subst-char-in-region (point-min) (point-max) ?\t ? t)
6146 (subst-char-in-region (point-min) (point-max) ?\r ? t)
6147 (ietf-drums-unfold-fws)
6148 (gnus-run-hooks 'gnus-parse-headers-hook)
6149 (let ((case-fold-search t)
6150 in-reply-to header p lines chars)
6151 (goto-char (point-min))
6152 ;; Search to the beginning of the next header. Error messages
6153 ;; do not begin with 2 or 3.
6154 (while (re-search-forward "^[23][0-9]+ " nil t)
6157 ;; This implementation of this function, with nine
6158 ;; search-forwards instead of the one re-search-forward and
6159 ;; a case (which basically was the old function) is actually
6160 ;; about twice as fast, even though it looks messier. You
6161 ;; can't have everything, I guess. Speed and elegance
6162 ;; doesn't always go hand in hand.
6168 (setq number (read cur))
6171 (narrow-to-region (point)
6172 (or (and (search-forward "\n.\n" nil t)
6178 (if (search-forward "\nsubject:" nil t)
6179 (funcall gnus-decode-encoded-word-function
6180 (nnheader-header-value))
6185 (if (search-forward "\nfrom:" nil t)
6186 (funcall gnus-decode-encoded-address-function
6187 (nnheader-header-value))
6192 (if (search-forward "\ndate:" nil t)
6193 (nnheader-header-value) ""))
6197 (setq id (if (re-search-forward
6198 "^message-id: *\\(<[^\n\t> ]+>\\)" nil t)
6199 ;; We do it this way to make sure the Message-ID
6200 ;; is (somewhat) syntactically valid.
6201 (buffer-substring (match-beginning 1)
6203 ;; If there was no message-id, we just fake one
6204 ;; to make subsequent routines simpler.
6205 (nnheader-generate-fake-message-id number))))
6209 (if (search-forward "\nreferences:" nil t)
6213 (nnheader-header-value)
6218 (search-backward ">" end t)
6221 (search-backward "<" end t)
6223 ;; Get the references from the in-reply-to header if there
6224 ;; were no references and the in-reply-to header looks
6226 (if (and (search-forward "\nin-reply-to:" nil t)
6227 (setq in-reply-to (nnheader-header-value))
6228 (string-match "<[^>]+>" in-reply-to))
6230 (setq ref (substring in-reply-to (match-beginning 0)
6232 (while (string-match "<[^>]+>" in-reply-to (match-end 0))
6233 (setq ref2 (substring in-reply-to (match-beginning 0)
6235 (when (> (length ref2) (length ref))
6242 (if (search-forward "\nchars: " nil t)
6243 (if (numberp (setq chars (ignore-errors (read cur))))
6249 (if (search-forward "\nlines: " nil t)
6250 (if (numberp (setq lines (ignore-errors (read cur))))
6256 (and (search-forward "\nxref:" nil t)
6257 (nnheader-header-value)))
6259 (when gnus-extra-headers
6260 (let ((extra gnus-extra-headers)
6264 (when (search-forward
6265 (concat "\n" (symbol-name (car extra)) ":") nil t)
6266 (push (cons (car extra) (nnheader-header-value))
6270 (when (equal id ref)
6273 (when gnus-alter-header-function
6274 (funcall gnus-alter-header-function header)
6275 (setq id (mail-header-id header)
6276 ref (gnus-parent-id (mail-header-references header))))
6279 (gnus-dependencies-add-header
6280 header dependencies force-new))
6281 (push header headers))
6282 (goto-char (point-max))
6284 (nreverse headers)))))
6286 ;; Goes through the xover lines and returns a list of vectors
6287 (defun gnus-get-newsgroup-headers-xover (sequence &optional
6288 force-new dependencies
6289 group also-fetch-heads)
6290 "Parse the news overview data in the server buffer.
6291 Return a list of headers that match SEQUENCE (see
6292 `nntp-retrieve-headers')."
6293 ;; Get the Xref when the users reads the articles since most/some
6294 ;; NNTP servers do not include Xrefs when using XOVER.
6295 (setq gnus-article-internal-prepare-hook '(gnus-article-get-xrefs))
6296 (let ((mail-parse-charset gnus-newsgroup-charset)
6297 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets)
6298 (cur nntp-server-buffer)
6299 (dependencies (or dependencies gnus-newsgroup-dependencies))
6301 ((eq gnus-read-all-available-headers t)
6303 ((and (stringp gnus-read-all-available-headers)
6305 (string-match gnus-read-all-available-headers group))
6308 number headers header)
6310 (set-buffer nntp-server-buffer)
6311 (subst-char-in-region (point-min) (point-max) ?\r ? t)
6312 ;; Allow the user to mangle the headers before parsing them.
6313 (gnus-run-hooks 'gnus-parse-headers-hook)
6314 (goto-char (point-min))
6315 (gnus-parse-without-error
6316 (while (and (or sequence allp)
6318 (setq number (read cur))
6320 (while (and sequence
6321 (< (car sequence) number))
6322 (setq sequence (cdr sequence))))
6325 (eq number (car sequence))))
6327 (setq sequence (cdr sequence))
6328 (setq header (inline
6329 (gnus-nov-parse-line
6330 number dependencies force-new)))))
6331 (push header headers))
6333 ;; A common bug in inn is that if you have posted an article and
6334 ;; then retrieves the active file, it will answer correctly --
6335 ;; the new article is included. However, a NOV entry for the
6336 ;; article may not have been generated yet, so this may fail.
6337 ;; We work around this problem by retrieving the last few
6338 ;; headers using HEAD.
6339 (if (or (not also-fetch-heads)
6341 ;; We (probably) got all the headers.
6343 (let ((gnus-nov-is-evil t))
6346 (when (eq (gnus-retrieve-headers sequence group) 'headers)
6347 (gnus-get-newsgroup-headers))))))))
6349 (defun gnus-article-get-xrefs ()
6350 "Fill in the Xref value in `gnus-current-headers', if necessary.
6351 This is meant to be called in `gnus-article-internal-prepare-hook'."
6352 (let ((headers (with-current-buffer gnus-summary-buffer
6353 gnus-current-headers)))
6354 (or (not gnus-use-cross-reference)
6356 (and (mail-header-xref headers)
6357 (not (string= (mail-header-xref headers) "")))
6358 (let ((case-fold-search t)
6361 (nnheader-narrow-to-headers)
6362 (goto-char (point-min))
6363 (when (or (and (not (eobp))
6364 (eq (downcase (char-after)) ?x)
6365 (looking-at "Xref:"))
6366 (search-forward "\nXref:" nil t))
6367 (goto-char (1+ (match-end 0)))
6368 (setq xref (buffer-substring (point) (point-at-eol)))
6369 (mail-header-set-xref headers xref)))))))
6371 (defun gnus-summary-insert-subject (id &optional old-header use-old-header)
6372 "Find article ID and insert the summary line for that article.
6373 OLD-HEADER can either be a header or a line number to insert
6374 the subject line on."
6375 (let* ((line (and (numberp old-header) old-header))
6376 (old-header (and (vectorp old-header) old-header))
6377 (header (cond ((and old-header use-old-header)
6380 (gnus-number-to-header id))
6381 (gnus-number-to-header id))
6383 (gnus-read-header id))))
6384 (number (and (numberp id) id))
6387 ;; Rebuild the thread that this article is part of and go to the
6388 ;; article we have fetched.
6389 (when (and (not gnus-show-threads)
6392 (setq d (gnus-data-find (mail-header-number old-header))))
6393 (goto-char (gnus-data-pos d))
6399 (gnus-delete-line))))))
6400 ;; Remove list identifiers from subject.
6401 (when gnus-list-identifiers
6402 (let ((gnus-newsgroup-headers (list header)))
6403 (gnus-summary-remove-list-identifiers)))
6405 (mail-header-set-number header (mail-header-number old-header)))
6406 (setq gnus-newsgroup-sparse
6407 (delq (setq number (mail-header-number header))
6408 gnus-newsgroup-sparse))
6409 (setq gnus-newsgroup-ancient (delq number gnus-newsgroup-ancient))
6410 (push number gnus-newsgroup-limit)
6411 (gnus-rebuild-thread (mail-header-id header) line)
6412 (gnus-summary-goto-subject number nil t))
6413 (when (and (numberp number)
6415 ;; We have to update the boundaries even if we can't fetch the
6416 ;; article if ID is a number -- so that the next `P' or `N'
6417 ;; command will fetch the previous (or next) article even
6418 ;; if the one we tried to fetch this time has been canceled.
6419 (when (> number gnus-newsgroup-end)
6420 (setq gnus-newsgroup-end number))
6421 (when (< number gnus-newsgroup-begin)
6422 (setq gnus-newsgroup-begin number))
6423 (setq gnus-newsgroup-unselected
6424 (delq number gnus-newsgroup-unselected)))
6425 ;; Report back a success?
6426 (and header (mail-header-number header))))
6428 ;;; Process/prefix in the summary buffer
6430 (defun gnus-summary-work-articles (n)
6431 "Return a list of articles to be worked upon.
6432 The prefix argument, the list of process marked articles, and the
6433 current article will be taken into consideration."
6435 (set-buffer gnus-summary-buffer)
6438 ;; A numerical prefix has been given.
6439 (setq n (prefix-numeric-value n))
6440 (let ((backward (< n 0))
6441 (n (abs (prefix-numeric-value n)))
6446 (push (setq article (gnus-summary-article-number))
6449 (gnus-summary-find-prev nil article)
6450 (gnus-summary-find-next nil article)))
6452 (nreverse articles)))
6453 ((and (gnus-region-active-p) (mark))
6454 (message "region active")
6455 ;; Work on the region between point and mark.
6456 (let ((max (max (point) (mark)))
6459 (goto-char (min (point) (mark)))
6462 (push (setq article (gnus-summary-article-number)) articles)
6463 (gnus-summary-find-next nil article)
6465 (nreverse articles))))
6466 (gnus-newsgroup-processable
6467 ;; There are process-marked articles present.
6468 ;; Save current state.
6469 (gnus-summary-save-process-mark)
6471 (reverse gnus-newsgroup-processable))
6473 ;; Just return the current article.
6474 (list (gnus-summary-article-number))))))
6476 (defmacro gnus-summary-iterate (arg &rest forms)
6477 "Iterate over the process/prefixed articles and do FORMS.
6478 ARG is the interactive prefix given to the command. FORMS will be
6479 executed with point over the summary line of the articles."
6480 (let ((articles (make-symbol "gnus-summary-iterate-articles")))
6481 `(let ((,articles (gnus-summary-work-articles ,arg)))
6483 (gnus-summary-goto-subject (car ,articles))
6487 (put 'gnus-summary-iterate 'lisp-indent-function 1)
6488 (put 'gnus-summary-iterate 'edebug-form-spec '(form body))
6490 (defun gnus-summary-save-process-mark ()
6491 "Push the current set of process marked articles on the stack."
6493 (push (copy-sequence gnus-newsgroup-processable)
6494 gnus-newsgroup-process-stack))
6496 (defun gnus-summary-kill-process-mark ()
6497 "Push the current set of process marked articles on the stack and unmark."
6499 (gnus-summary-save-process-mark)
6500 (gnus-summary-unmark-all-processable))
6502 (defun gnus-summary-yank-process-mark ()
6503 "Pop the last process mark state off the stack and restore it."
6505 (unless gnus-newsgroup-process-stack
6506 (error "Empty mark stack"))
6507 (gnus-summary-process-mark-set (pop gnus-newsgroup-process-stack)))
6509 (defun gnus-summary-process-mark-set (set)
6510 "Make SET into the current process marked articles."
6511 (gnus-summary-unmark-all-processable)
6512 (mapc 'gnus-summary-set-process-mark set))
6514 ;;; Searching and stuff
6516 (defun gnus-summary-search-group (&optional backward use-level)
6517 "Search for next unread newsgroup.
6518 If optional argument BACKWARD is non-nil, search backward instead."
6520 (set-buffer gnus-group-buffer)
6521 (when (gnus-group-search-forward
6522 backward nil (if use-level (gnus-group-group-level) nil))
6523 (gnus-group-group-name))))
6525 (defun gnus-summary-best-group (&optional exclude-group)
6526 "Find the name of the best unread group.
6527 If EXCLUDE-GROUP, do not go to this group."
6528 (with-current-buffer gnus-group-buffer
6530 (gnus-group-best-unread-group exclude-group))))
6532 (defun gnus-summary-find-next (&optional unread article backward)
6534 (gnus-summary-find-prev unread article)
6535 (let* ((dummy (gnus-summary-article-intangible-p))
6536 (article (or article (gnus-summary-article-number)))
6537 (data (gnus-data-find-list article))
6539 (when (and (not dummy)
6540 (or (not gnus-summary-check-current)
6542 (not (gnus-data-unread-p (car data)))))
6543 (setq data (cdr data)))
6548 (unless (memq (gnus-data-number (car data))
6550 ((eq gnus-auto-goto-ignores
6551 'always-undownloaded)
6552 gnus-newsgroup-undownloaded)
6555 ((eq gnus-auto-goto-ignores
6557 gnus-newsgroup-unfetched)
6558 ((eq gnus-auto-goto-ignores
6560 gnus-newsgroup-undownloaded)))
6561 (when (gnus-data-unread-p (car data))
6562 (setq result (car data)
6564 (setq data (cdr data)))
6567 (goto-char (gnus-data-pos result))
6568 (gnus-data-number result)))))
6570 (defun gnus-summary-find-prev (&optional unread article)
6571 (let* ((eobp (eobp))
6572 (article (or article (gnus-summary-article-number)))
6573 (data (gnus-data-find-list article (gnus-data-list 'rev)))
6575 (when (and (not eobp)
6576 (or (not gnus-summary-check-current)
6578 (not (gnus-data-unread-p (car data)))))
6579 (setq data (cdr data)))
6584 (unless (memq (gnus-data-number (car data))
6586 ((eq gnus-auto-goto-ignores
6587 'always-undownloaded)
6588 gnus-newsgroup-undownloaded)
6591 ((eq gnus-auto-goto-ignores
6593 gnus-newsgroup-unfetched)
6594 ((eq gnus-auto-goto-ignores
6596 gnus-newsgroup-undownloaded)))
6597 (when (gnus-data-unread-p (car data))
6598 (setq result (car data)
6600 (setq data (cdr data)))
6603 (goto-char (gnus-data-pos result))
6604 (gnus-data-number result))))
6606 (defun gnus-summary-find-subject (subject &optional unread backward article)
6607 (let* ((simp-subject (gnus-simplify-subject-fully subject))
6608 (article (or article (gnus-summary-article-number)))
6609 (articles (gnus-data-list backward))
6610 (arts (gnus-data-find-list article articles))
6612 (when (or (not gnus-summary-check-current)
6614 (not (gnus-data-unread-p (car arts))))
6615 (setq arts (cdr arts)))
6617 (and (or (not unread)
6618 (gnus-data-unread-p (car arts)))
6619 (vectorp (gnus-data-header (car arts)))
6621 simp-subject (mail-header-subject (gnus-data-header (car arts))) t)
6622 (setq result (car arts)
6624 (setq arts (cdr arts)))
6626 (goto-char (gnus-data-pos result))
6627 (gnus-data-number result))))
6629 (defun gnus-summary-search-forward (&optional unread subject backward)
6630 "Search forward for an article.
6631 If UNREAD, look for unread articles. If SUBJECT, look for
6632 articles with that subject. If BACKWARD, search backward instead."
6633 (cond (subject (gnus-summary-find-subject subject unread backward))
6634 (backward (gnus-summary-find-prev unread))
6635 (t (gnus-summary-find-next unread))))
6637 (defun gnus-recenter (&optional n)
6638 "Center point in window and redisplay frame.
6639 Also do horizontal recentering."
6641 (when (and gnus-auto-center-summary
6642 (not (eq gnus-auto-center-summary 'vertical)))
6643 (gnus-horizontal-recenter))
6646 (defun gnus-summary-recenter ()
6647 "Center point in the summary window.
6648 If `gnus-auto-center-summary' is nil, or the article buffer isn't
6649 displayed, no centering will be performed."
6650 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
6651 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
6653 ;; The user has to want it.
6654 (when gnus-auto-center-summary
6655 (let* ((top (cond ((< (window-height) 4) 0)
6656 ((< (window-height) 7) 1)
6657 (t (if (numberp gnus-auto-center-summary)
6658 gnus-auto-center-summary
6659 (/ (1- (window-height)) 2)))))
6660 (height (1- (window-height)))
6661 (bottom (save-excursion (goto-char (point-max))
6662 (forward-line (- height))
6664 (window (get-buffer-window (current-buffer))))
6665 (when (get-buffer-window gnus-article-buffer)
6666 ;; Only do recentering when the article buffer is displayed,
6667 ;; Set the window start to either `bottom', which is the biggest
6668 ;; possible valid number, or the second line from the top,
6669 ;; whichever is the least.
6670 (let ((top-pos (save-excursion (forward-line (- top)) (point))))
6671 (if (> bottom top-pos)
6672 ;; Keep the second line from the top visible
6673 (set-window-start window top-pos)
6674 ;; Try to keep the bottom line visible; if it's partially
6675 ;; obscured, either scroll one more line to make it fully
6676 ;; visible, or revert to using TOP-POS.
6678 (goto-char (point-max))
6680 (let ((last-line-start (point)))
6682 (set-window-start window (point) t)
6683 (when (not (pos-visible-in-window-p last-line-start window))
6685 (set-window-start window (min (point) top-pos) t)))))))
6686 ;; Do horizontal recentering while we're at it.
6687 (when (and (get-buffer-window (current-buffer) t)
6688 (not (eq gnus-auto-center-summary 'vertical)))
6689 (let ((selected (selected-window)))
6690 (select-window (get-buffer-window (current-buffer) t))
6691 (gnus-summary-position-point)
6692 (gnus-horizontal-recenter)
6693 (select-window selected))))))
6695 (defun gnus-summary-jump-to-group (newsgroup)
6696 "Move point to NEWSGROUP in group mode buffer."
6697 ;; Keep update point of group mode buffer if visible.
6698 (if (eq (current-buffer) (get-buffer gnus-group-buffer))
6699 (save-window-excursion
6700 ;; Take care of tree window mode.
6701 (when (get-buffer-window gnus-group-buffer)
6702 (pop-to-buffer gnus-group-buffer))
6703 (gnus-group-jump-to-group newsgroup))
6705 ;; Take care of tree window mode.
6706 (if (get-buffer-window gnus-group-buffer)
6707 (pop-to-buffer gnus-group-buffer)
6708 (set-buffer gnus-group-buffer))
6709 (gnus-group-jump-to-group newsgroup))))
6711 ;; This function returns a list of article numbers based on the
6712 ;; difference between the ranges of read articles in this group and
6713 ;; the range of active articles.
6714 (defun gnus-list-of-unread-articles (group)
6715 (let* ((read (gnus-info-read (gnus-get-info group)))
6716 (active (or (gnus-active group) (gnus-activate-group group)))
6717 (last (or (cdr active)
6718 (error "Group %s couldn't be activated " group)))
6719 (bottom (if gnus-newsgroup-maximum-articles
6721 (- last gnus-newsgroup-maximum-articles -1))
6724 ;; If none are read, then all are unread.
6727 ;; If the range of read articles is a single range, then the
6728 ;; first unread article is the article after the last read
6729 ;; article. Sounds logical, doesn't it?
6730 (if (and (not (listp (cdr read)))
6731 (or (< (car read) bottom)
6732 (progn (setq read (list read))
6734 (setq first (max bottom (1+ (cdr read))))
6735 ;; `read' is a list of ranges.
6736 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6739 (setq first bottom))
6742 (while (< first nlast)
6743 (setq unread (cons first unread)
6745 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6746 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6747 (setq read (cdr read)))))
6748 ;; And add the last unread articles.
6749 (while (<= first last)
6750 (setq unread (cons first unread)
6752 ;; Return the list of unread articles.
6753 (delq 0 (nreverse unread))))
6755 (defun gnus-list-of-read-articles (group)
6756 "Return a list of unread, unticked and non-dormant articles."
6757 (let* ((info (gnus-get-info group))
6758 (marked (gnus-info-marks info))
6759 (active (gnus-active group)))
6761 (gnus-list-range-difference
6762 (gnus-list-range-difference
6763 (gnus-sorted-complement
6764 (gnus-uncompress-range
6765 (if gnus-newsgroup-maximum-articles
6766 (cons (max (car active)
6768 gnus-newsgroup-maximum-articles
6772 (gnus-list-of-unread-articles group))
6773 (cdr (assq 'dormant marked)))
6774 (cdr (assq 'tick marked))))))
6776 ;; This function returns a sequence of article numbers based on the
6777 ;; difference between the ranges of read articles in this group and
6778 ;; the range of active articles.
6779 (defun gnus-sequence-of-unread-articles (group)
6780 (let* ((read (gnus-info-read (gnus-get-info group)))
6781 (active (or (gnus-active group) (gnus-activate-group group)))
6783 (bottom (if gnus-newsgroup-maximum-articles
6785 (- last gnus-newsgroup-maximum-articles -1))
6788 ;; If none are read, then all are unread.
6791 ;; If the range of read articles is a single range, then the
6792 ;; first unread article is the article after the last read
6793 ;; article. Sounds logical, doesn't it?
6794 (if (and (not (listp (cdr read)))
6795 (or (< (car read) bottom)
6796 (progn (setq read (list read))
6798 (setq first (max bottom (1+ (cdr read))))
6799 ;; `read' is a list of ranges.
6800 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6803 (setq first bottom))
6806 (push (cons first nlast) unread))
6807 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6808 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6809 (setq read (cdr read)))))
6810 ;; And add the last unread articles.
6811 (cond ((not (and first last))
6814 (push (cons first last) unread))
6816 (push first unread)))
6817 ;; Return the sequence of unread articles.
6818 (delq 0 (nreverse unread))))
6820 ;; Various summary commands
6822 (defun gnus-summary-select-article-buffer ()
6823 "Reconfigure windows to show article buffer."
6825 (if (not (gnus-buffer-live-p gnus-article-buffer))
6826 (error "There is no article buffer for this summary buffer")
6827 (gnus-configure-windows 'article)
6828 (select-window (get-buffer-window gnus-article-buffer))))
6830 (defun gnus-summary-universal-argument (arg)
6831 "Perform any operation on all articles that are process/prefixed."
6833 (let ((articles (gnus-summary-work-articles arg))
6840 (substitute-command-keys
6841 "\\<gnus-summary-mode-map>\\[gnus-summary-universal-argument]"))))
6843 (gnus-error 1 "Undefined key")
6846 (gnus-summary-goto-subject (setq article (pop articles)))
6847 (let (gnus-newsgroup-processable)
6848 (command-execute func))
6849 (gnus-summary-remove-process-mark article)))))
6850 (gnus-summary-position-point))
6852 (defun gnus-summary-toggle-truncation (&optional arg)
6853 "Toggle truncation of summary lines.
6854 With ARG, turn line truncation on if ARG is positive."
6856 (setq truncate-lines
6857 (if (null arg) (not truncate-lines)
6858 (> (prefix-numeric-value arg) 0)))
6861 (defun gnus-summary-find-for-reselect ()
6862 "Return the number of an article to stay on across a reselect.
6863 The current article is considered, then following articles, then previous
6864 articles. An article is sought which is not cancelled and isn't a temporary
6865 insertion from another group. If there's no such then return a dummy 0."
6867 (dolist (rev '(nil t))
6868 (unless found ; don't demand the reverse list if we don't need it
6869 (let ((data (gnus-data-find-list
6870 (gnus-summary-article-number) (gnus-data-list rev))))
6871 (while (and data (not found))
6872 (if (and (< 0 (gnus-data-number (car data)))
6873 (not (eq gnus-canceled-mark (gnus-data-mark (car data)))))
6874 (setq found (gnus-data-number (car data))))
6875 (setq data (cdr data))))))
6878 (defun gnus-summary-reselect-current-group (&optional all rescan)
6879 "Exit and then reselect the current newsgroup.
6880 The prefix argument ALL means to select all articles."
6882 (when (gnus-ephemeral-group-p gnus-newsgroup-name)
6883 (error "Ephemeral groups can't be reselected"))
6884 (let ((current-subject (gnus-summary-find-for-reselect))
6885 (group gnus-newsgroup-name))
6886 (setq gnus-newsgroup-begin nil)
6887 (gnus-summary-exit nil 'leave-hidden)
6888 ;; We have to adjust the point of group mode buffer because
6889 ;; point was moved to the next unread newsgroup by exiting.
6890 (gnus-summary-jump-to-group group)
6893 (gnus-group-get-new-news-this-group 1)))
6894 (gnus-group-read-group all t)
6895 (gnus-summary-goto-subject current-subject nil t)))
6897 (defun gnus-summary-rescan-group (&optional all)
6898 "Exit the newsgroup, ask for new articles, and select the newsgroup."
6900 (gnus-summary-reselect-current-group all t))
6902 (defun gnus-summary-update-info (&optional non-destructive)
6904 (let ((group gnus-newsgroup-name))
6906 (when gnus-newsgroup-kill-headers
6907 (setq gnus-newsgroup-killed
6908 (gnus-compress-sequence
6910 (gnus-list-range-intersection
6911 gnus-newsgroup-unselected gnus-newsgroup-killed)
6912 gnus-newsgroup-unreads)
6914 (unless (listp (cdr gnus-newsgroup-killed))
6915 (setq gnus-newsgroup-killed (list gnus-newsgroup-killed)))
6916 (let ((headers gnus-newsgroup-headers))
6917 ;; Set the new ranges of read articles.
6918 (with-current-buffer gnus-group-buffer
6919 (gnus-undo-force-boundary))
6920 (gnus-update-read-articles
6921 group (gnus-sorted-union
6922 gnus-newsgroup-unreads gnus-newsgroup-unselected))
6923 ;; Set the current article marks.
6924 (let ((gnus-newsgroup-scored
6925 (if (and (not gnus-save-score)
6926 (not non-destructive))
6928 gnus-newsgroup-scored)))
6930 (gnus-update-marks)))
6931 ;; Do the cross-ref thing.
6932 (when gnus-use-cross-reference
6933 (gnus-mark-xrefs-as-read group headers gnus-newsgroup-unreads))
6934 ;; Do not switch windows but change the buffer to work.
6935 (set-buffer gnus-group-buffer)
6936 (unless (gnus-ephemeral-group-p group)
6937 (gnus-group-update-group group)))))))
6939 (defun gnus-summary-save-newsrc (&optional force)
6940 "Save the current number of read/marked articles in the dribble buffer.
6941 The dribble buffer will then be saved.
6942 If FORCE (the prefix), also save the .newsrc file(s)."
6944 (gnus-summary-update-info t)
6946 (gnus-save-newsrc-file)
6947 (gnus-dribble-save)))
6949 (defun gnus-summary-exit (&optional temporary leave-hidden)
6950 "Exit reading current newsgroup, and then return to group selection mode.
6951 `gnus-exit-group-hook' is called with no arguments if that value is non-nil."
6953 (gnus-set-global-variables)
6954 (when (gnus-buffer-live-p gnus-article-buffer)
6956 (set-buffer gnus-article-buffer)
6957 (mm-destroy-parts gnus-article-mime-handles)
6958 ;; Set it to nil for safety reason.
6959 (setq gnus-article-mime-handle-alist nil)
6960 (setq gnus-article-mime-handles nil)))
6961 (gnus-kill-save-kill-buffer)
6962 (gnus-async-halt-prefetch)
6963 (let* ((group gnus-newsgroup-name)
6964 (quit-config (gnus-group-quit-config gnus-newsgroup-name))
6965 (gnus-group-is-exiting-p t)
6968 (buf (current-buffer)))
6970 ;; Do adaptive scoring, and possibly save score files.
6971 (when gnus-newsgroup-adaptive
6972 (gnus-score-adaptive))
6973 (when gnus-use-scoring
6975 (gnus-run-hooks 'gnus-summary-prepare-exit-hook)
6976 ;; If we have several article buffers, we kill them at exit.
6977 (unless gnus-single-article-buffer
6978 (when (gnus-buffer-live-p gnus-article-buffer)
6979 (with-current-buffer gnus-article-buffer
6980 ;; Don't kill sticky article buffers
6981 (unless (eq major-mode 'gnus-sticky-article-mode)
6982 (gnus-kill-buffer gnus-article-buffer)
6983 (setq gnus-article-current nil))))
6984 (gnus-kill-buffer gnus-original-article-buffer))
6985 (when gnus-use-cache
6986 (gnus-cache-possibly-remove-articles)
6987 (gnus-cache-save-buffers))
6988 (gnus-async-prefetch-remove-group group)
6989 (when gnus-suppress-duplicates
6990 (gnus-dup-enter-articles))
6991 (when gnus-use-trees
6992 (gnus-tree-close group))
6993 (when gnus-use-cache
6994 (gnus-cache-write-active))
6995 ;; Remove entries for this group.
6996 (nnmail-purge-split-history (gnus-group-real-name group))
6997 ;; Make all changes in this group permanent.
6999 (gnus-run-hooks 'gnus-exit-group-hook)
7000 (gnus-summary-update-info))
7001 (gnus-close-group group)
7002 ;; Make sure where we were, and go to next newsgroup.
7003 (set-buffer gnus-group-buffer)
7005 (gnus-group-jump-to-group group))
7006 (gnus-run-hooks 'gnus-summary-exit-hook)
7007 (unless (or quit-config
7008 (not gnus-summary-next-group-on-exit)
7009 ;; If this group has disappeared from the summary
7010 ;; buffer, don't skip forwards.
7011 (not (string= group (gnus-group-group-name))))
7012 (gnus-group-next-unread-group 1))
7013 (setq group-point (point))
7017 (if (not gnus-kill-summary-on-exit)
7019 (gnus-deaden-summary)
7021 ;; We set all buffer-local variables to nil. It is unclear why
7022 ;; this is needed, but if we don't, buffer-local variables are
7023 ;; not garbage-collected, it seems. This would the lead to en
7024 ;; ever-growing Emacs.
7025 (gnus-summary-clear-local-variables)
7026 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
7027 (gnus-summary-clear-local-variables))
7028 (when (get-buffer gnus-article-buffer)
7029 (bury-buffer gnus-article-buffer))
7030 ;; Return to group mode buffer.
7031 (when (eq mode 'gnus-summary-mode)
7032 (gnus-kill-buffer buf)))
7033 (setq gnus-current-select-method gnus-select-method)
7034 (set-buffer gnus-group-buffer)
7036 (gnus-handle-ephemeral-exit quit-config)
7037 (goto-char group-point)
7038 ;; If gnus-group-buffer is already displayed, make sure we also move
7039 ;; the cursor in the window that displays it.
7040 (let ((win (get-buffer-window (current-buffer) 0)))
7041 (if win (set-window-point win (point))))
7042 (unless leave-hidden
7043 (gnus-configure-windows 'group 'force)))
7044 ;; Clear the current group name.
7046 (setq gnus-newsgroup-name nil)))))
7048 (defalias 'gnus-summary-quit 'gnus-summary-exit-no-update)
7049 (defun gnus-summary-exit-no-update (&optional no-questions)
7050 "Quit reading current newsgroup without updating read article info."
7052 (let* ((group gnus-newsgroup-name)
7053 (gnus-group-is-exiting-p t)
7054 (gnus-group-is-exiting-without-update-p t)
7055 (quit-config (gnus-group-quit-config group)))
7056 (when (or no-questions
7058 (gnus-y-or-n-p "Discard changes to this group and exit? "))
7059 (gnus-async-halt-prefetch)
7060 (run-hooks 'gnus-summary-prepare-exit-hook)
7061 (when (gnus-buffer-live-p gnus-article-buffer)
7063 (set-buffer gnus-article-buffer)
7064 (mm-destroy-parts gnus-article-mime-handles)
7065 ;; Set it to nil for safety reason.
7066 (setq gnus-article-mime-handle-alist nil)
7067 (setq gnus-article-mime-handles nil)))
7068 ;; If we have several article buffers, we kill them at exit.
7069 (unless gnus-single-article-buffer
7070 (gnus-kill-buffer gnus-article-buffer)
7071 (gnus-kill-buffer gnus-original-article-buffer)
7072 (setq gnus-article-current nil))
7073 (if (not gnus-kill-summary-on-exit)
7074 (gnus-deaden-summary)
7075 (gnus-close-group group)
7076 (gnus-summary-clear-local-variables)
7077 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
7078 (gnus-summary-clear-local-variables))
7079 (gnus-kill-buffer gnus-summary-buffer))
7080 (unless gnus-single-article-buffer
7081 (setq gnus-article-current nil))
7082 (when gnus-use-trees
7083 (gnus-tree-close group))
7084 (gnus-async-prefetch-remove-group group)
7085 (when (get-buffer gnus-article-buffer)
7086 (bury-buffer gnus-article-buffer))
7087 ;; Return to the group buffer.
7088 (gnus-configure-windows 'group 'force)
7089 ;; Clear the current group name.
7090 (setq gnus-newsgroup-name nil)
7091 (unless (gnus-ephemeral-group-p group)
7092 (gnus-group-update-group group))
7093 (when (equal (gnus-group-group-name) group)
7094 (gnus-group-next-unread-group 1))
7096 (gnus-handle-ephemeral-exit quit-config)))))
7098 (defun gnus-handle-ephemeral-exit (quit-config)
7099 "Handle movement when leaving an ephemeral group.
7100 The state which existed when entering the ephemeral is reset."
7101 (if (not (buffer-name (car quit-config)))
7102 (gnus-configure-windows 'group 'force)
7103 (set-buffer (car quit-config))
7104 (cond ((eq major-mode 'gnus-summary-mode)
7105 (gnus-set-global-variables))
7106 ((eq major-mode 'gnus-article-mode)
7108 ;; The `gnus-summary-buffer' variable may point
7109 ;; to the old summary buffer when using a single
7111 (unless (gnus-buffer-live-p gnus-summary-buffer)
7112 (set-buffer gnus-group-buffer))
7113 (set-buffer gnus-summary-buffer)
7114 (gnus-set-global-variables))))
7115 (if (or (eq (cdr quit-config) 'article)
7116 (eq (cdr quit-config) 'pick))
7117 (if (and (boundp 'gnus-pick-mode) (symbol-value 'gnus-pick-mode))
7118 (gnus-configure-windows 'pick 'force)
7119 (gnus-configure-windows (cdr quit-config) 'force))
7120 (gnus-configure-windows (cdr quit-config) 'force))
7121 (when (eq major-mode 'gnus-summary-mode)
7122 (if (memq gnus-auto-select-on-ephemeral-exit '(next-noselect
7123 next-unread-noselect))
7124 (when (zerop (cond ((eq gnus-auto-select-on-ephemeral-exit
7126 (gnus-summary-next-subject 1 nil t))
7127 ((eq gnus-auto-select-on-ephemeral-exit
7128 'next-unread-noselect)
7129 (gnus-summary-next-subject 1 t t))))
7130 ;; Hide the article buffer which displays the article different
7131 ;; from the one that the cursor points to in the summary buffer.
7132 (gnus-configure-windows 'summary 'force))
7133 (cond ((eq gnus-auto-select-on-ephemeral-exit 'next)
7134 (gnus-summary-next-subject 1))
7135 ((eq gnus-auto-select-on-ephemeral-exit 'next-unread)
7136 (gnus-summary-next-subject 1 t))))
7137 (gnus-summary-recenter)
7138 (gnus-summary-position-point))))
7142 (defvar gnus-dead-summary-mode-map nil)
7144 (unless gnus-dead-summary-mode-map
7145 (setq gnus-dead-summary-mode-map (make-keymap))
7146 (suppress-keymap gnus-dead-summary-mode-map)
7147 (substitute-key-definition
7148 'undefined 'gnus-summary-wake-up-the-dead gnus-dead-summary-mode-map)
7149 (dolist (key '("\C-d" "\r" "\177" [delete]))
7150 (define-key gnus-dead-summary-mode-map
7151 key 'gnus-summary-wake-up-the-dead))
7152 (dolist (key '("q" "Q"))
7153 (define-key gnus-dead-summary-mode-map key 'bury-buffer)))
7155 (defvar gnus-dead-summary-mode nil
7156 "Minor mode for Gnus summary buffers.")
7158 (defun gnus-dead-summary-mode (&optional arg)
7159 "Minor mode for Gnus summary buffers."
7161 (when (eq major-mode 'gnus-summary-mode)
7162 (make-local-variable 'gnus-dead-summary-mode)
7163 (setq gnus-dead-summary-mode
7164 (if (null arg) (not gnus-dead-summary-mode)
7165 (> (prefix-numeric-value arg) 0)))
7166 (when gnus-dead-summary-mode
7168 'gnus-dead-summary-mode " Dead" gnus-dead-summary-mode-map))))
7170 (defun gnus-deaden-summary ()
7171 "Make the current summary buffer into a dead summary buffer."
7172 ;; Kill any previous dead summary buffer.
7173 (when (and gnus-dead-summary
7174 (buffer-name gnus-dead-summary))
7175 (with-current-buffer gnus-dead-summary
7176 (when gnus-dead-summary-mode
7177 (kill-buffer (current-buffer)))))
7178 ;; Make this the current dead summary.
7179 (setq gnus-dead-summary (current-buffer))
7180 (gnus-dead-summary-mode 1)
7181 (let ((name (buffer-name)))
7182 (when (string-match "Summary" name)
7184 (concat (substring name 0 (match-beginning 0)) "Dead "
7185 (substring name (match-beginning 0)))
7189 (defun gnus-kill-or-deaden-summary (buffer)
7190 "Kill or deaden the summary BUFFER."
7192 (when (and (buffer-name buffer)
7193 (not gnus-single-article-buffer))
7194 (with-current-buffer buffer
7195 (gnus-kill-buffer gnus-article-buffer)
7196 (gnus-kill-buffer gnus-original-article-buffer)))
7199 (gnus-kill-summary-on-exit
7200 (when (and gnus-use-trees
7201 (gnus-buffer-exists-p buffer))
7204 (gnus-tree-close gnus-newsgroup-name)))
7205 (gnus-kill-buffer buffer))
7206 ;; Deaden the buffer.
7207 ((gnus-buffer-exists-p buffer)
7210 (gnus-deaden-summary))))))
7212 (defun gnus-summary-wake-up-the-dead (&rest args)
7213 "Wake up the dead summary buffer."
7215 (gnus-dead-summary-mode -1)
7216 (let ((name (buffer-name)))
7217 (when (string-match "Dead " name)
7219 (concat (substring name 0 (match-beginning 0))
7220 (substring name (match-end 0)))
7222 (gnus-message 3 "This dead summary is now alive again"))
7224 ;; Suggested by Andrew Eskilsson <pi92ae@pt.hk-r.se>.
7225 (defun gnus-summary-fetch-faq (&optional faq-dir)
7226 "Fetch the FAQ for the current group.
7227 If FAQ-DIR (the prefix), prompt for a directory to search for the faq
7231 (when current-prefix-arg
7233 "FAQ dir: " (and (listp gnus-group-faq-directory)
7235 gnus-group-faq-directory))))))
7236 (let (gnus-faq-buffer)
7237 (when (setq gnus-faq-buffer
7238 (gnus-group-fetch-faq gnus-newsgroup-name faq-dir))
7239 (gnus-configure-windows 'summary-faq))))
7241 ;; Suggested by Per Abrahamsen <amanda@iesd.auc.dk>.
7242 (defun gnus-summary-describe-group (&optional force)
7243 "Describe the current newsgroup."
7245 (gnus-group-describe-group force gnus-newsgroup-name))
7247 (defun gnus-summary-describe-briefly ()
7248 "Describe summary mode commands briefly."
7250 (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")))
7252 ;; Walking around group mode buffer from summary mode.
7254 (defun gnus-summary-next-group (&optional no-article target-group backward)
7255 "Exit current newsgroup and then select next unread newsgroup.
7256 If prefix argument NO-ARTICLE is non-nil, no article is selected
7257 initially. If TARGET-GROUP, go to this group. If BACKWARD, go to
7258 previous group instead."
7260 ;; Stop pre-fetching.
7261 (gnus-async-halt-prefetch)
7262 (let ((current-group gnus-newsgroup-name)
7263 (current-buffer (current-buffer))
7265 ;; First we semi-exit this group to update Xrefs and all variables.
7266 ;; We can't do a real exit, because the window conf must remain
7267 ;; the same in case the user is prompted for info, and we don't
7268 ;; want the window conf to change before that...
7269 (gnus-summary-exit t)
7270 (while (not entered)
7271 ;; Then we find what group we are supposed to enter.
7272 (set-buffer gnus-group-buffer)
7273 (gnus-group-jump-to-group current-group)
7276 (if (eq gnus-keep-same-level 'best)
7277 (gnus-summary-best-group gnus-newsgroup-name)
7278 (gnus-summary-search-group backward gnus-keep-same-level))))
7279 (if (not target-group)
7280 ;; There are no further groups, so we return to the group
7283 (gnus-message 5 "Returning to the group buffer")
7285 (when (gnus-buffer-live-p current-buffer)
7286 (set-buffer current-buffer)
7287 (gnus-summary-exit))
7288 (gnus-run-hooks 'gnus-group-no-more-groups-hook))
7289 ;; We try to enter the target group.
7290 (gnus-group-jump-to-group target-group)
7291 (let ((unreads (gnus-group-group-unread)))
7292 (if (and (or (eq t unreads)
7293 (and unreads (not (zerop unreads))))
7294 (gnus-summary-read-group
7295 target-group nil no-article
7296 (and (buffer-name current-buffer) current-buffer)
7299 (setq current-group target-group
7300 target-group nil)))))))
7302 (defun gnus-summary-prev-group (&optional no-article)
7303 "Exit current newsgroup and then select previous unread newsgroup.
7304 If prefix argument NO-ARTICLE is non-nil, no article is selected initially."
7306 (gnus-summary-next-group no-article nil t))
7308 ;; Walking around summary lines.
7310 (defun gnus-summary-first-subject (&optional unread undownloaded unseen)
7311 "Go to the first subject satisfying any non-nil constraint.
7312 If UNREAD is non-nil, the article should be unread.
7313 If UNDOWNLOADED is non-nil, the article should be undownloaded.
7314 If UNSEEN is non-nil, the article should be unseen.
7315 Returns the article selected or nil if there are no matching articles."
7319 ((null gnus-newsgroup-data)
7320 (gnus-message 3 "No articles in the group")
7322 ;; Pick the first article.
7323 ((not (or unread undownloaded unseen))
7324 (goto-char (gnus-data-pos (car gnus-newsgroup-data)))
7325 (gnus-data-number (car gnus-newsgroup-data)))
7326 ;; Find the first unread article.
7328 (let ((data gnus-newsgroup-data))
7330 (let ((num (gnus-data-number (car data))))
7331 (or (memq num gnus-newsgroup-unfetched)
7332 (not (or (and unread
7333 (memq num gnus-newsgroup-unreads))
7335 (memq num gnus-newsgroup-undownloaded))
7337 (memq num gnus-newsgroup-unseen)))))))
7338 (setq data (cdr data)))
7342 (goto-char (gnus-data-pos (car data)))
7343 (gnus-data-number (car data)))
7344 (gnus-message 3 "No more%s articles"
7345 (let* ((r (when unread " unread"))
7346 (d (when undownloaded " undownloaded"))
7347 (s (when unseen " unseen"))
7348 (l (delq nil (list r d s))))
7349 (cond ((= 3 (length l))
7350 (concat r "," d ", or" s))
7352 (concat (car l) ", or" (cadr l)))
7359 (gnus-summary-position-point))))))
7361 (defun gnus-summary-next-subject (n &optional unread dont-display)
7362 "Go to next N'th summary line.
7363 If N is negative, go to the previous N'th subject line.
7364 If UNREAD is non-nil, only unread articles are selected.
7365 The difference between N and the actual number of steps taken is
7368 (let ((backward (< n 0))
7372 (gnus-summary-find-prev unread)
7373 (gnus-summary-find-next unread)))
7374 (unless (zerop (setq n (1- n)))
7375 (gnus-summary-show-thread)))
7377 (gnus-message 7 "No more%s articles"
7378 (if unread " unread" "")))
7379 (unless dont-display
7380 (gnus-summary-recenter)
7381 (gnus-summary-position-point))
7384 (defun gnus-summary-next-unread-subject (n)
7385 "Go to next N'th unread summary line."
7387 (gnus-summary-next-subject n t))
7389 (defun gnus-summary-prev-subject (n &optional unread)
7390 "Go to previous N'th summary line.
7391 If optional argument UNREAD is non-nil, only unread article is selected."
7393 (gnus-summary-next-subject (- n) unread))
7395 (defun gnus-summary-prev-unread-subject (n)
7396 "Go to previous N'th unread summary line."
7398 (gnus-summary-next-subject (- n) t))
7400 (defun gnus-summary-goto-subjects (articles)
7401 "Insert the subject header for ARTICLES in the current buffer."
7403 (dolist (article articles)
7404 (gnus-summary-goto-subject article t)))
7405 (gnus-summary-limit (append articles gnus-newsgroup-limit))
7406 (gnus-summary-position-point))
7408 (defun gnus-summary-goto-subject (article &optional force silent)
7409 "Go the subject line of ARTICLE.
7410 If FORCE, also allow jumping to articles not currently shown."
7411 (interactive "nArticle number: ")
7412 (unless (numberp article)
7413 (error "Article %s is not a number" article))
7415 (data (gnus-data-find article)))
7416 ;; We read in the article if we have to.
7419 (gnus-summary-insert-subject
7421 (if (or (numberp force) (vectorp force)) force)
7423 (setq data (gnus-data-find article)))
7428 (gnus-message 3 "Can't find article %d" article))
7430 (let ((pt (gnus-data-pos data)))
7432 (gnus-summary-set-article-display-arrow pt))
7433 (gnus-summary-position-point)
7436 ;; Walking around summary lines with displaying articles.
7438 (defun gnus-summary-expand-window (&optional arg)
7439 "Make the summary buffer take up the entire Emacs frame.
7440 Given a prefix, will force an `article' buffer configuration."
7443 (gnus-configure-windows 'article 'force)
7444 (gnus-configure-windows 'summary 'force)))
7446 (defun gnus-summary-display-article (article &optional all-header)
7447 "Display ARTICLE in article buffer."
7448 (unless (and (gnus-buffer-live-p gnus-article-buffer)
7449 (with-current-buffer gnus-article-buffer
7450 (eq major-mode 'gnus-article-mode)))
7451 (gnus-article-setup-buffer))
7452 (gnus-set-global-variables)
7453 (with-current-buffer gnus-article-buffer
7454 (setq gnus-article-charset gnus-newsgroup-charset)
7455 (setq gnus-article-ignored-charsets gnus-newsgroup-ignored-charsets)
7456 (mm-enable-multibyte))
7460 (if gnus-summary-display-article-function
7461 (funcall gnus-summary-display-article-function article all-header)
7462 (gnus-article-prepare article all-header))
7463 (gnus-run-hooks 'gnus-select-article-hook)
7464 (when (and gnus-current-article
7465 (not (zerop gnus-current-article)))
7466 (gnus-summary-goto-subject gnus-current-article))
7467 (gnus-summary-recenter)
7468 (when (and gnus-use-trees gnus-show-threads)
7469 (gnus-possibly-generate-tree article)
7470 (gnus-highlight-selected-tree article))
7471 ;; Successfully display article.
7472 (gnus-article-set-window-start
7473 (cdr (assq article gnus-newsgroup-bookmarks))))))
7475 (defun gnus-summary-select-article (&optional all-headers force pseudo article)
7476 "Select the current article.
7477 If ALL-HEADERS is non-nil, show all header fields. If FORCE is
7478 non-nil, the article will be re-fetched even if it already present in
7479 the article buffer. If PSEUDO is non-nil, pseudo-articles will also
7481 ;; Make sure we are in the summary buffer to work around bbdb bug.
7482 (unless (eq major-mode 'gnus-summary-mode)
7483 (set-buffer gnus-summary-buffer))
7484 (let ((article (or article (gnus-summary-article-number)))
7485 (all-headers (not (not all-headers))) ;Must be t or nil.
7486 gnus-summary-display-article-function)
7488 (gnus-summary-article-pseudo-p article)
7489 (error "This is a pseudo-article"))
7491 (set-buffer gnus-summary-buffer)
7492 (if (or (and gnus-single-article-buffer
7493 (or (null gnus-current-article)
7494 (null gnus-article-current)
7495 (null (get-buffer gnus-article-buffer))
7496 (not (eq article (cdr gnus-article-current)))
7497 (not (equal (car gnus-article-current)
7498 gnus-newsgroup-name))))
7499 (and (not gnus-single-article-buffer)
7500 (or (null gnus-current-article)
7501 (not (eq gnus-current-article article))))
7503 ;; The requested article is different from the current article.
7505 (gnus-summary-display-article article all-headers)
7506 (when (gnus-buffer-live-p gnus-article-buffer)
7507 (with-current-buffer gnus-article-buffer
7508 (if (not gnus-article-decoded-p) ;; a local variable
7509 (mm-disable-multibyte))))
7510 (gnus-article-set-window-start
7511 (cdr (assq article gnus-newsgroup-bookmarks)))
7515 (defun gnus-summary-force-verify-and-decrypt ()
7516 "Display buttons for signed/encrypted parts and verify/decrypt them."
7518 (let ((mm-verify-option 'known)
7519 (mm-decrypt-option 'known)
7520 (gnus-article-emulate-mime t)
7521 (gnus-buttonized-mime-types (append (list "multipart/signed"
7522 "multipart/encrypted")
7523 gnus-buttonized-mime-types)))
7524 (gnus-summary-select-article nil 'force)))
7526 (defun gnus-summary-set-current-mark (&optional current-mark)
7527 "Obsolete function."
7530 (defun gnus-summary-next-article (&optional unread subject backward push)
7531 "Select the next article.
7532 If UNREAD, only unread articles are selected.
7533 If SUBJECT, only articles with SUBJECT are selected.
7534 If BACKWARD, the previous article is selected instead of the next."
7536 ;; Make sure we are in the summary buffer.
7537 (unless (eq major-mode 'gnus-summary-mode)
7538 (set-buffer gnus-summary-buffer))
7540 ;; Is there such an article?
7541 ((and (gnus-summary-search-forward unread subject backward)
7542 (or (gnus-summary-display-article (gnus-summary-article-number))
7543 (eq (gnus-summary-article-mark) gnus-canceled-mark)))
7544 (gnus-summary-position-point))
7545 ;; If not, we try the first unread, if that is wanted.
7547 gnus-auto-select-same
7548 (gnus-summary-first-unread-article))
7549 (gnus-summary-position-point)
7550 (gnus-message 6 "Wrapped"))
7551 ;; Try to get next/previous article not displayed in this group.
7552 ((and gnus-auto-extend-newsgroup
7553 (not unread) (not subject))
7554 (gnus-summary-goto-article
7555 (if backward (1- gnus-newsgroup-begin) (1+ gnus-newsgroup-end))
7556 nil (count-lines (point-min) (point))))
7557 ;; Go to next/previous group.
7559 (unless (gnus-ephemeral-group-p gnus-newsgroup-name)
7560 (gnus-summary-jump-to-group gnus-newsgroup-name))
7561 (let ((cmd last-command-char)
7563 (with-current-buffer gnus-group-buffer
7566 (if (eq gnus-keep-same-level 'best)
7567 (gnus-summary-best-group gnus-newsgroup-name)
7568 (gnus-summary-search-group backward gnus-keep-same-level))))
7569 ;; For some reason, the group window gets selected. We change
7571 (select-window (get-buffer-window (current-buffer)))
7572 ;; Select next unread newsgroup automagically.
7574 ((or (not gnus-auto-select-next)
7576 (gnus-message 7 "No more%s articles" (if unread " unread" "")))
7577 ((or (eq gnus-auto-select-next 'quietly)
7578 (and (eq gnus-auto-select-next 'slightly-quietly)
7580 (and (eq gnus-auto-select-next 'almost-quietly)
7581 (gnus-summary-last-article-p)))
7583 (if (gnus-ephemeral-group-p gnus-newsgroup-name)
7585 (gnus-message 7 "No more%s articles (%s)..."
7586 (if unread " unread" "")
7587 (if group (concat "selecting " group)
7589 (gnus-summary-next-group nil group backward)))
7591 (when (gnus-key-press-event-p last-input-event)
7592 (gnus-summary-walk-group-buffer
7593 gnus-newsgroup-name cmd unread backward point))))))))
7595 (defun gnus-summary-walk-group-buffer (from-group cmd unread backward start)
7596 (let ((keystrokes '((?\C-n (gnus-group-next-unread-group 1))
7597 (?\C-p (gnus-group-prev-unread-group 1))))
7598 (cursor-in-echo-area t)
7599 keve key group ended prompt)
7601 (set-buffer gnus-group-buffer)
7604 (if (eq gnus-keep-same-level 'best)
7605 (gnus-summary-best-group gnus-newsgroup-name)
7606 (gnus-summary-search-group backward gnus-keep-same-level))))
7610 "No more%s articles%s " (if unread " unread" "")
7612 (not (gnus-ephemeral-group-p gnus-newsgroup-name)))
7613 (format " (Type %s for %s [%s])"
7614 (single-key-description cmd)
7615 (gnus-group-decoded-name group)
7616 (gnus-group-unread group))
7617 (format " (Type %s to exit %s)"
7618 (single-key-description cmd)
7619 (gnus-group-decoded-name gnus-newsgroup-name)))))
7620 ;; Confirm auto selection.
7621 (setq key (car (setq keve (gnus-read-event-char prompt)))
7624 ((assq key keystrokes)
7625 (let ((obuf (current-buffer)))
7626 (switch-to-buffer gnus-group-buffer)
7628 (gnus-group-jump-to-group group))
7629 (eval (cadr (assq key keystrokes)))
7630 (setq group (gnus-group-group-name))
7631 (switch-to-buffer obuf))
7635 (gnus-ephemeral-group-p gnus-newsgroup-name))
7637 (gnus-summary-next-group nil group backward)))
7639 (push (cdr keve) unread-command-events))))))
7641 (defun gnus-summary-next-unread-article ()
7642 "Select unread article after current one."
7644 (gnus-summary-next-article
7645 (or (not (eq gnus-summary-goto-unread 'never))
7646 (gnus-summary-last-article-p (gnus-summary-article-number)))
7647 (and gnus-auto-select-same
7648 (gnus-summary-article-subject))))
7650 (defun gnus-summary-prev-article (&optional unread subject)
7651 "Select the article after the current one.
7652 If UNREAD is non-nil, only unread articles are selected."
7654 (gnus-summary-next-article unread subject t))
7656 (defun gnus-summary-prev-unread-article ()
7657 "Select unread article before current one."
7659 (gnus-summary-prev-article
7660 (or (not (eq gnus-summary-goto-unread 'never))
7661 (gnus-summary-first-article-p (gnus-summary-article-number)))
7662 (and gnus-auto-select-same
7663 (gnus-summary-article-subject))))
7665 (defun gnus-summary-next-page (&optional lines circular stop)
7666 "Show next page of the selected article.
7667 If at the end of the current article, select the next article.
7668 LINES says how many lines should be scrolled up.
7670 If CIRCULAR is non-nil, go to the start of the article instead of
7671 selecting the next article when reaching the end of the current
7674 If STOP is non-nil, just stop when reaching the end of the message.
7676 Also see the variable `gnus-article-skip-boring'."
7678 (setq gnus-summary-buffer (current-buffer))
7679 (gnus-set-global-variables)
7680 (let ((article (gnus-summary-article-number))
7681 (article-window (get-buffer-window gnus-article-buffer t))
7683 ;; If the buffer is empty, we have no article.
7685 (error "No article to select"))
7686 (gnus-configure-windows 'article)
7687 (if (eq (cdr (assq article gnus-newsgroup-reads)) gnus-canceled-mark)
7688 (if (and (eq gnus-summary-goto-unread 'never)
7689 (not (gnus-summary-last-article-p article)))
7690 (gnus-summary-next-article)
7691 (gnus-summary-next-unread-article))
7692 (if (or (null gnus-current-article)
7693 (null gnus-article-current)
7694 (/= article (cdr gnus-article-current))
7695 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7696 ;; Selected subject is different from current article's.
7697 (gnus-summary-display-article article)
7698 (when article-window
7699 (gnus-eval-in-buffer-window gnus-article-buffer
7700 (setq endp (or (gnus-article-next-page lines)
7701 (gnus-article-only-boring-p))))
7704 (gnus-message 3 "End of message"))
7706 (gnus-summary-beginning-of-article))
7708 (gnus-message 3 "End of message"))
7710 (if (and (eq gnus-summary-goto-unread 'never)
7711 (not (gnus-summary-last-article-p article)))
7712 (gnus-summary-next-article)
7713 (gnus-summary-next-unread-article))))))))
7714 (gnus-summary-recenter)
7715 (gnus-summary-position-point)))
7717 (defun gnus-summary-prev-page (&optional lines move)
7718 "Show previous page of selected article.
7719 Argument LINES specifies lines to be scrolled down.
7720 If MOVE, move to the previous unread article if point is at
7721 the beginning of the buffer."
7723 (let ((article (gnus-summary-article-number))
7724 (article-window (get-buffer-window gnus-article-buffer t))
7726 (gnus-configure-windows 'article)
7727 (if (or (null gnus-current-article)
7728 (null gnus-article-current)
7729 (/= article (cdr gnus-article-current))
7730 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7731 ;; Selected subject is different from current article's.
7732 (gnus-summary-display-article article)
7733 (gnus-summary-recenter)
7734 (when article-window
7735 (gnus-eval-in-buffer-window gnus-article-buffer
7736 (setq endp (gnus-article-prev-page lines)))
7737 (when (and move endp)
7739 (gnus-message 3 "Beginning of message"))
7741 (if (and (eq gnus-summary-goto-unread 'never)
7742 (not (gnus-summary-first-article-p article)))
7743 (gnus-summary-prev-article)
7744 (gnus-summary-prev-unread-article))))))))
7745 (gnus-summary-position-point))
7747 (defun gnus-summary-prev-page-or-article (&optional lines)
7748 "Show previous page of selected article.
7749 Argument LINES specifies lines to be scrolled down.
7750 If at the beginning of the article, go to the next article."
7752 (gnus-summary-prev-page lines t))
7754 (defun gnus-summary-scroll-up (lines)
7755 "Scroll up (or down) one line current article.
7756 Argument LINES specifies lines to be scrolled up (or down if negative)."
7758 (gnus-configure-windows 'article)
7759 (gnus-summary-show-thread)
7760 (when (eq (gnus-summary-select-article nil nil 'pseudo) 'old)
7761 (gnus-eval-in-buffer-window gnus-article-buffer
7763 (when (gnus-article-next-page lines)
7764 (gnus-message 3 "End of message")))
7766 (gnus-article-prev-page (- lines))))))
7767 (gnus-summary-recenter)
7768 (gnus-summary-position-point))
7770 (defun gnus-summary-scroll-down (lines)
7771 "Scroll down (or up) one line current article.
7772 Argument LINES specifies lines to be scrolled down (or up if negative)."
7774 (gnus-summary-scroll-up (- lines)))
7776 (defun gnus-summary-next-same-subject ()
7777 "Select next article which has the same subject as current one."
7779 (gnus-summary-next-article nil (gnus-summary-article-subject)))
7781 (defun gnus-summary-prev-same-subject ()
7782 "Select previous article which has the same subject as current one."
7784 (gnus-summary-prev-article nil (gnus-summary-article-subject)))
7786 (defun gnus-summary-next-unread-same-subject ()
7787 "Select next unread article which has the same subject as current one."
7789 (gnus-summary-next-article t (gnus-summary-article-subject)))
7791 (defun gnus-summary-prev-unread-same-subject ()
7792 "Select previous unread article which has the same subject as current one."
7794 (gnus-summary-prev-article t (gnus-summary-article-subject)))
7796 (defun gnus-summary-first-unread-article ()
7797 "Select the first unread article.
7798 Return nil if there are no unread articles."
7801 (when (gnus-summary-first-subject t)
7802 (gnus-summary-show-thread)
7803 (gnus-summary-first-subject t)
7804 (gnus-summary-display-article (gnus-summary-article-number)))
7805 (gnus-summary-position-point)))
7807 (defun gnus-summary-first-unread-subject ()
7808 "Place the point on the subject line of the first unread article.
7809 Return nil if there are no unread articles."
7812 (when (gnus-summary-first-subject t)
7813 (gnus-summary-show-thread)
7814 (gnus-summary-first-subject t))
7815 (gnus-summary-position-point)))
7817 (defun gnus-summary-first-unseen-subject ()
7818 "Place the point on the subject line of the first unseen article.
7819 Return nil if there are no unseen articles."
7822 (when (gnus-summary-first-subject nil nil t)
7823 (gnus-summary-show-thread)
7824 (gnus-summary-first-subject nil nil t))
7825 (gnus-summary-position-point)))
7827 (defun gnus-summary-first-unseen-or-unread-subject ()
7828 "Place the point on the subject line of the first unseen article or,
7829 if all article have been seen, on the subject line of the first unread
7833 (unless (when (gnus-summary-first-subject nil nil t)
7834 (gnus-summary-show-thread)
7835 (gnus-summary-first-subject nil nil t))
7836 (when (gnus-summary-first-subject t)
7837 (gnus-summary-show-thread)
7838 (gnus-summary-first-subject t)))
7839 (gnus-summary-position-point)))
7841 (defun gnus-summary-first-article ()
7842 "Select the first article.
7843 Return nil if there are no articles."
7846 (when (gnus-summary-first-subject)
7847 (gnus-summary-show-thread)
7848 (gnus-summary-first-subject)
7849 (gnus-summary-display-article (gnus-summary-article-number)))
7850 (gnus-summary-position-point)))
7852 (defun gnus-summary-best-unread-article (&optional arg)
7853 "Select the unread article with the highest score.
7854 If given a prefix argument, select the next unread article that has a
7855 score higher than the default score."
7857 (let ((article (if arg
7858 (gnus-summary-better-unread-subject)
7859 (gnus-summary-best-unread-subject))))
7861 (gnus-summary-goto-article article)
7862 (error "No unread articles"))))
7864 (defun gnus-summary-best-unread-subject ()
7865 "Select the unread subject with the highest score."
7867 (let ((best -1000000)
7868 (data gnus-newsgroup-data)
7871 (and (gnus-data-unread-p (car data))
7873 (gnus-summary-article-score (gnus-data-number (car data))))
7876 article (gnus-data-number (car data))))
7877 (setq data (cdr data)))
7879 (gnus-summary-goto-subject article))
7880 (gnus-summary-position-point)
7883 (defun gnus-summary-better-unread-subject ()
7884 "Select the first unread subject that has a score over the default score."
7886 (let ((data gnus-newsgroup-data)
7888 (while (and (setq article (gnus-data-number (car data)))
7889 (or (gnus-data-read-p (car data))
7890 (not (> (gnus-summary-article-score article)
7891 gnus-summary-default-score))))
7892 (setq data (cdr data)))
7894 (gnus-summary-goto-subject article))
7895 (gnus-summary-position-point)
7898 (defun gnus-summary-last-subject ()
7899 "Go to the last displayed subject line in the group."
7900 (let ((article (gnus-data-number (car (gnus-data-list t)))))
7902 (gnus-summary-goto-subject article))))
7904 (defun gnus-summary-goto-article (article &optional all-headers force)
7905 "Fetch ARTICLE (article number or Message-ID) and display it if it exists.
7906 If ALL-HEADERS is non-nil, no header lines are hidden.
7907 If FORCE, go to the article even if it isn't displayed. If FORCE
7908 is a number, it is the line the article is to be displayed on."
7912 "Article number or Message-ID: "
7913 (mapcar (lambda (number) (list (int-to-string number)))
7914 gnus-newsgroup-limit))
7918 (if (and (stringp article)
7919 (string-match "@\\|%40" article))
7920 (gnus-summary-refer-article article)
7921 (when (stringp article)
7922 (setq article (string-to-number article)))
7923 (if (gnus-summary-goto-subject article force)
7924 (gnus-summary-display-article article all-headers)
7925 (gnus-message 4 "Couldn't go to article %s" article) nil))
7926 (gnus-summary-position-point)))
7928 (defun gnus-summary-goto-last-article ()
7929 "Go to the previously read article."
7932 (when gnus-last-article
7933 (gnus-summary-goto-article gnus-last-article nil t))
7934 (gnus-summary-position-point)))
7936 (defun gnus-summary-pop-article (number)
7937 "Pop one article off the history and go to the previous.
7938 NUMBER articles will be popped off."
7941 (setq gnus-newsgroup-history
7942 (cdr (setq to (nthcdr number gnus-newsgroup-history))))
7944 (gnus-summary-goto-article (car to) nil t)
7945 (error "Article history empty")))
7946 (gnus-summary-position-point))
7948 ;; Summary commands and functions for limiting the summary buffer.
7950 (defun gnus-summary-limit-to-articles (n)
7951 "Limit the summary buffer to the next N articles.
7952 If not given a prefix, use the process marked articles instead."
7955 (let ((articles (gnus-summary-work-articles n)))
7956 (setq gnus-newsgroup-processable nil)
7957 (gnus-summary-limit articles))
7958 (gnus-summary-position-point)))
7960 (defun gnus-summary-pop-limit (&optional total)
7961 "Restore the previous limit.
7962 If given a prefix, remove all limits."
7965 (setq gnus-newsgroup-limits
7966 (list (mapcar (lambda (h) (mail-header-number h))
7967 gnus-newsgroup-headers))))
7968 (unless gnus-newsgroup-limits
7969 (error "No limit to pop"))
7971 (gnus-summary-limit nil 'pop)
7972 (gnus-summary-position-point)))
7974 (defun gnus-summary-limit-to-subject (subject &optional header not-matching)
7975 "Limit the summary buffer to articles that have subjects that match a regexp.
7976 If NOT-MATCHING, excluding articles that have subjects that match a regexp."
7978 (list (read-string (if current-prefix-arg
7979 "Exclude subject (regexp): "
7980 "Limit to subject (regexp): "))
7981 nil current-prefix-arg))
7983 (setq header "subject"))
7984 (when (not (equal "" subject))
7986 (let ((articles (gnus-summary-find-matching
7987 (or header "subject") subject 'all nil nil
7990 (error "Found no matches for \"%s\"" subject))
7991 (gnus-summary-limit articles))
7992 (gnus-summary-position-point))))
7994 (defun gnus-summary-limit-to-author (from &optional not-matching)
7995 "Limit the summary buffer to articles that have authors that match a regexp.
7996 If NOT-MATCHING, excluding articles that have authors that match a regexp."
7998 (list (read-string (if current-prefix-arg
7999 "Exclude author (regexp): "
8000 "Limit to author (regexp): "))
8001 current-prefix-arg))
8002 (gnus-summary-limit-to-subject from "from" not-matching))
8004 (defun gnus-summary-limit-to-recipient (recipient &optional not-matching)
8005 "Limit the summary buffer to articles with the given RECIPIENT.
8007 If NOT-MATCHING, exclude RECIPIENT.
8009 To and Cc headers are checked. You need to include them in
8010 `nnmail-extra-headers'."
8011 ;; Unlike `rmail-summary-by-recipients', doesn't include From.
8013 (list (read-string (format "%s recipient (regexp): "
8014 (if current-prefix-arg "Exclude" "Limit to")))
8015 current-prefix-arg))
8016 (when (not (equal "" recipient))
8018 (if (memq 'To nnmail-extra-headers)
8019 (gnus-summary-find-matching
8020 (cons 'extra 'To) recipient 'all nil nil
8023 1 "`To' isn't present in `nnmail-extra-headers'")
8027 (if (memq 'Cc nnmail-extra-headers)
8028 (gnus-summary-find-matching
8029 (cons 'extra 'Cc) recipient 'all nil nil
8032 1 "`Cc' isn't present in `nnmail-extra-headers'")
8037 ;; We need the numbers that are in both lists:
8039 (and (memq a to) a))
8043 (error "Found no matches for \"%s\"" recipient))
8044 (gnus-summary-limit articles))
8045 (gnus-summary-position-point))))
8047 (defun gnus-summary-limit-to-address (address &optional not-matching)
8048 "Limit the summary buffer to articles with the given ADDRESS.
8050 If NOT-MATCHING, exclude ADDRESS.
8052 To, Cc and From headers are checked. You need to include `To' and `Cc'
8053 in `nnmail-extra-headers'."
8055 (list (read-string (format "%s address (regexp): "
8056 (if current-prefix-arg "Exclude" "Limit to")))
8057 current-prefix-arg))
8058 (when (not (equal "" address))
8060 (if (memq 'To nnmail-extra-headers)
8061 (gnus-summary-find-matching
8062 (cons 'extra 'To) address 'all nil nil
8065 1 "`To' isn't present in `nnmail-extra-headers'")
8069 (if (memq 'Cc nnmail-extra-headers)
8070 (gnus-summary-find-matching
8071 (cons 'extra 'Cc) address 'all nil nil
8074 1 "`Cc' isn't present in `nnmail-extra-headers'")
8078 (gnus-summary-find-matching "from" address
8079 'all nil nil not-matching))
8082 ;; We need the numbers that are in all lists:
8086 (mapcar (lambda (a) (car (memq a from))) to))
8088 (mapcar (lambda (a) (car (memq a from))) cc)
8089 (mapcar (lambda (a) (car (memq a from)))
8090 (mapcar (lambda (a) (car (memq a to)))
8092 (nconc (if (eq to t) nil to)
8093 (if (eq cc t) nil cc)
8096 (error "Found no matches for \"%s\"" address))
8097 (gnus-summary-limit articles))
8098 (gnus-summary-position-point))))
8100 (defun gnus-summary-limit-strange-charsets-predicate (header)
8101 (let ((string (concat (mail-header-subject header)
8102 (mail-header-from header)))
8104 (dotimes (i (1- (length string)))
8105 (setq charset (format "%s" (char-charset (aref string (1+ i)))))
8106 (when (string-match "unicode\\|big\\|japanese" charset)
8110 (defun gnus-summary-limit-to-predicate (predicate)
8111 "Limit to articles where PREDICATE returns non-nil.
8112 PREDICATE will be called with the header structures of the
8114 (let ((articles nil)
8115 (case-fold-search t))
8116 (dolist (header gnus-newsgroup-headers)
8117 (when (funcall predicate header)
8118 (push (mail-header-number header) articles)))
8119 (gnus-summary-limit (nreverse articles))))
8121 (defun gnus-summary-limit-to-age (age &optional younger-p)
8122 "Limit the summary buffer to articles that are older than (or equal) AGE days.
8123 If YOUNGER-P (the prefix) is non-nil, limit the summary buffer to
8124 articles that are younger than AGE days."
8126 (let ((younger current-prefix-arg)
8129 (while (not days-got)
8130 (setq days (if younger
8131 (read-string "Limit to articles younger than (in days, older when negative): ")
8133 "Limit to articles older than (in days, younger when negative): ")))
8134 (when (> (length days) 0)
8135 (setq days (read days)))
8140 (setq younger (not younger))
8141 (setq days (* days -1))))
8142 (message "Please enter a number.")
8144 (list days younger)))
8146 (let ((data gnus-newsgroup-data)
8147 (cutoff (days-to-time age))
8148 articles d date is-younger)
8149 (while (setq d (pop data))
8150 (when (and (vectorp (gnus-data-header d))
8151 (setq date (mail-header-date (gnus-data-header d))))
8152 (setq is-younger (time-less-p
8153 (time-since (condition-case ()
8160 (push (gnus-data-number d) articles))))
8161 (gnus-summary-limit (nreverse articles)))
8162 (gnus-summary-position-point)))
8164 (defun gnus-summary-limit-to-extra (header regexp &optional not-matching)
8165 "Limit the summary buffer to articles that match an 'extra' header."
8169 (gnus-completing-read-with-default
8170 (symbol-name (car gnus-extra-headers))
8171 (if current-prefix-arg
8172 "Exclude extra header"
8173 "Limit extra header")
8175 (cons (symbol-name x) x))
8180 (read-string (format "%s header %s (regexp): "
8181 (if current-prefix-arg "Exclude" "Limit to")
8183 current-prefix-arg)))
8184 (when (not (equal "" regexp))
8186 (let ((articles (gnus-summary-find-matching
8187 (cons 'extra header) regexp 'all nil nil
8190 (error "Found no matches for \"%s\"" regexp))
8191 (gnus-summary-limit articles))
8192 (gnus-summary-position-point))))
8194 (defun gnus-summary-limit-to-display-predicate ()
8195 "Limit the summary buffer to the predicated in the `display' group parameter."
8197 (unless gnus-newsgroup-display
8198 (error "There is no `display' group parameter"))
8200 (dolist (number gnus-newsgroup-articles)
8201 (when (funcall gnus-newsgroup-display)
8202 (push number articles)))
8203 (gnus-summary-limit articles))
8204 (gnus-summary-position-point))
8206 (defalias 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
8208 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
8210 (defun gnus-summary-limit-to-unread (&optional all)
8211 "Limit the summary buffer to articles that are not marked as read.
8212 If ALL is non-nil, limit strictly to unread articles."
8215 (gnus-summary-limit-to-marks (char-to-string gnus-unread-mark))
8216 (gnus-summary-limit-to-marks
8217 ;; Concat all the marks that say that an article is read and have
8219 (list gnus-del-mark gnus-read-mark gnus-ancient-mark
8220 gnus-killed-mark gnus-spam-mark gnus-kill-file-mark
8221 gnus-low-score-mark gnus-expirable-mark
8222 gnus-canceled-mark gnus-catchup-mark gnus-sparse-mark
8223 gnus-duplicate-mark gnus-souped-mark)
8226 (defun gnus-summary-limit-to-headers (match &optional reverse)
8227 "Limit the summary buffer to articles that have headers that match MATCH.
8228 If REVERSE (the prefix), limit to articles that don't match."
8229 (interactive "sMatch headers (regexp): \nP")
8230 (gnus-summary-limit-to-bodies match reverse t))
8232 (defun gnus-summary-limit-to-bodies (match &optional reverse headersp)
8233 "Limit the summary buffer to articles that have bodies that match MATCH.
8234 If REVERSE (the prefix), limit to articles that don't match."
8235 (interactive "sMatch body (regexp): \nP")
8236 (let ((articles nil)
8237 (gnus-select-article-hook nil) ;Disable hook.
8238 (gnus-article-prepare-hook nil)
8239 (gnus-use-article-prefetch nil)
8240 (gnus-keep-backlog nil)
8241 (gnus-break-pages nil)
8242 (gnus-summary-display-arrow nil)
8243 (gnus-updated-mode-lines nil)
8244 (gnus-auto-center-summary nil)
8245 (gnus-display-mime-function nil))
8246 (dolist (data gnus-newsgroup-data)
8247 (let (gnus-mark-article-hook)
8248 (gnus-summary-select-article t t nil (gnus-data-number data)))
8250 (set-buffer gnus-article-buffer)
8252 (let* ((case-fold-search t)
8254 (re-search-backward match nil t)
8255 (re-search-forward match nil t))))
8256 (when (or (and found
8260 (push (gnus-data-number data) articles)))))
8262 (message "No messages matched")
8263 (gnus-summary-limit articles)))
8264 (gnus-summary-position-point))
8266 (defun gnus-summary-limit-to-singletons (&optional threadsp)
8267 "Limit the summary buffer to articles that aren't part on any thread.
8268 If THREADSP (the prefix), limit to articles that are in threads."
8270 (let ((articles nil)
8273 (dolist (thread gnus-newsgroup-threads)
8274 (if (stringp (car thread))
8275 (dolist (thread (cdr thread))
8276 (push thread threads))
8277 (push thread threads)))
8278 (dolist (thread threads)
8279 (setq thread-articles (gnus-articles-in-thread thread))
8280 (when (or (and threadsp
8281 (> (length thread-articles) 1))
8283 (= (length thread-articles) 1)))
8284 (setq articles (nconc thread-articles articles))))
8286 (message "No messages matched")
8287 (gnus-summary-limit articles))
8288 (gnus-summary-position-point)))
8290 (defun gnus-summary-limit-to-replied (&optional unreplied)
8291 "Limit the summary buffer to replied articles.
8292 If UNREPLIED (the prefix), limit to unreplied articles."
8296 (gnus-set-difference gnus-newsgroup-articles
8297 gnus-newsgroup-replied))
8298 (gnus-summary-limit gnus-newsgroup-replied))
8299 (gnus-summary-position-point))
8301 (defalias 'gnus-summary-delete-marked-with 'gnus-summary-limit-exclude-marks)
8302 (make-obsolete 'gnus-summary-delete-marked-with
8303 'gnus-summary-limit-exclude-marks)
8305 (defun gnus-summary-limit-exclude-marks (marks &optional reverse)
8306 "Exclude articles that are marked with MARKS (e.g. \"DK\").
8307 If REVERSE, limit the summary buffer to articles that are marked
8308 with MARKS. MARKS can either be a string of marks or a list of marks.
8309 Returns how many articles were removed."
8310 (interactive "sMarks: ")
8311 (gnus-summary-limit-to-marks marks t))
8313 (defun gnus-summary-limit-to-marks (marks &optional reverse)
8314 "Limit the summary buffer to articles that are marked with MARKS (e.g. \"DK\").
8315 If REVERSE (the prefix), limit the summary buffer to articles that are
8316 not marked with MARKS. MARKS can either be a string of marks or a
8318 Returns how many articles were removed."
8319 (interactive "sMarks: \nP")
8321 (let ((data gnus-newsgroup-data)
8322 (marks (if (listp marks) marks
8323 (append marks nil))) ; Transform to list.
8326 (when (if reverse (not (memq (gnus-data-mark (car data)) marks))
8327 (memq (gnus-data-mark (car data)) marks))
8328 (push (gnus-data-number (car data)) articles))
8329 (setq data (cdr data)))
8330 (gnus-summary-limit articles))
8331 (gnus-summary-position-point)))
8333 (defun gnus-summary-limit-to-score (score)
8334 "Limit to articles with score at or above SCORE."
8335 (interactive "NLimit to articles with score of at least: ")
8336 (let ((data gnus-newsgroup-data)
8339 (when (>= (gnus-summary-article-score (gnus-data-number (car data)))
8341 (push (gnus-data-number (car data)) articles))
8342 (setq data (cdr data)))
8344 (gnus-summary-limit articles)
8345 (gnus-summary-position-point))))
8347 (defun gnus-summary-limit-to-unseen ()
8348 "Limit to unseen articles."
8351 (gnus-summary-limit gnus-newsgroup-unseen)
8352 (gnus-summary-position-point)))
8354 (defun gnus-summary-limit-include-thread (id)
8355 "Display all the hidden articles that is in the thread with ID in it.
8356 When called interactively, ID is the Message-ID of the current
8358 (interactive (list (mail-header-id (gnus-summary-article-header))))
8359 (let ((articles (gnus-articles-in-thread
8360 (gnus-id-to-thread (gnus-root-id id)))))
8362 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
8363 (gnus-summary-limit-include-matching-articles
8365 (regexp-quote (gnus-simplify-subject-re
8366 (mail-header-subject (gnus-id-to-header id)))))
8367 (gnus-summary-position-point))))
8369 (defun gnus-summary-limit-include-matching-articles (header regexp)
8370 "Display all the hidden articles that have HEADERs that match REGEXP."
8371 (interactive (list (read-string "Match on header: ")
8372 (read-string "Regexp: ")))
8373 (let ((articles (gnus-find-matching-articles header regexp)))
8375 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
8376 (gnus-summary-position-point))))
8378 (defun gnus-summary-insert-dormant-articles ()
8379 "Insert all the dormant articles for this group into the current buffer."
8381 (let ((gnus-verbose (max 6 gnus-verbose)))
8382 (if (not gnus-newsgroup-dormant)
8383 (gnus-message 3 "No dormant articles for this group")
8384 (gnus-summary-goto-subjects gnus-newsgroup-dormant))))
8386 (defun gnus-summary-insert-ticked-articles ()
8387 "Insert ticked articles for this group into the current buffer."
8389 (let ((gnus-verbose (max 6 gnus-verbose)))
8390 (if (not gnus-newsgroup-marked)
8391 (gnus-message 3 "No ticked articles for this group")
8392 (gnus-summary-goto-subjects gnus-newsgroup-marked))))
8394 (defun gnus-summary-limit-include-dormant ()
8395 "Display all the hidden articles that are marked as dormant.
8396 Note that this command only works on a subset of the articles currently
8397 fetched for this group."
8399 (unless gnus-newsgroup-dormant
8400 (error "There are no dormant articles in this group"))
8402 (gnus-summary-limit (append gnus-newsgroup-dormant gnus-newsgroup-limit))
8403 (gnus-summary-position-point)))
8405 (defun gnus-summary-limit-exclude-dormant ()
8406 "Hide all dormant articles."
8409 (gnus-summary-limit-to-marks (list gnus-dormant-mark) 'reverse)
8410 (gnus-summary-position-point)))
8412 (defun gnus-summary-limit-exclude-childless-dormant ()
8413 "Hide all dormant articles that have no children."
8415 (let ((data (gnus-data-list t))
8416 articles d children)
8417 ;; Find all articles that are either not dormant or have
8419 (while (setq d (pop data))
8420 (when (or (not (= (gnus-data-mark d) gnus-dormant-mark))
8422 (gnus-article-children (gnus-data-number d)))
8425 (when (memq (car children) articles)
8430 (push (gnus-data-number d) articles)))
8433 (gnus-summary-limit articles)
8434 (gnus-summary-position-point))))
8436 (defun gnus-summary-limit-mark-excluded-as-read (&optional all)
8437 "Mark all unread excluded articles as read.
8438 If ALL, mark even excluded ticked and dormants as read."
8440 (setq gnus-newsgroup-limit (sort gnus-newsgroup-limit '<))
8441 (let ((articles (gnus-sorted-ndifference
8443 (mapcar (lambda (h) (mail-header-number h))
8444 gnus-newsgroup-headers)
8446 gnus-newsgroup-limit))
8448 (setq gnus-newsgroup-unreads
8449 (gnus-sorted-intersection gnus-newsgroup-unreads
8450 gnus-newsgroup-limit))
8452 (setq gnus-newsgroup-dormant nil
8453 gnus-newsgroup-marked nil
8454 gnus-newsgroup-reads
8456 (mapcar (lambda (n) (cons n gnus-catchup-mark)) articles)
8457 gnus-newsgroup-reads))
8458 (while (setq article (pop articles))
8459 (unless (or (memq article gnus-newsgroup-dormant)
8460 (memq article gnus-newsgroup-marked))
8461 (push (cons article gnus-catchup-mark) gnus-newsgroup-reads))))))
8463 (defun gnus-summary-limit (articles &optional pop)
8465 ;; We pop the previous limit off the stack and use that.
8466 (setq articles (car gnus-newsgroup-limits)
8467 gnus-newsgroup-limits (cdr gnus-newsgroup-limits))
8468 ;; We use the new limit, so we push the old limit on the stack.
8469 (push gnus-newsgroup-limit gnus-newsgroup-limits))
8471 (setq gnus-newsgroup-limit articles)
8472 (let ((total (length gnus-newsgroup-data))
8473 (data (gnus-data-find-list (gnus-summary-article-number)))
8474 (gnus-summary-mark-below nil) ; Inhibit this.
8476 ;; This will do all the work of generating the new summary buffer
8477 ;; according to the new limit.
8478 (gnus-summary-prepare)
8479 ;; Hide any threads, possibly.
8480 (gnus-summary-maybe-hide-threads)
8481 ;; Try to return to the article you were at, or one in the
8484 ;; We try to find some article after the current one.
8486 (when (gnus-summary-goto-subject (gnus-data-number (car data)) nil t)
8489 (setq data (cdr data))))
8491 ;; If there is no data, that means that we were after the last
8492 ;; article. The same goes when we can't find any articles
8493 ;; after the current one.
8494 (goto-char (point-max))
8495 (gnus-summary-find-prev))
8496 (gnus-set-mode-line 'summary)
8497 ;; We return how many articles were removed from the summary
8498 ;; buffer as a result of the new limit.
8499 (- total (length gnus-newsgroup-data))))
8501 (defsubst gnus-invisible-cut-children (threads)
8504 (when (memq (mail-header-number (caar threads)) gnus-newsgroup-limit)
8509 (defsubst gnus-cut-thread (thread)
8510 "Go forwards in the thread until we find an article that we want to display."
8511 (when (or (eq gnus-fetch-old-headers 'some)
8512 (eq gnus-fetch-old-headers 'invisible)
8513 (numberp gnus-fetch-old-headers)
8514 (eq gnus-build-sparse-threads 'some)
8515 (eq gnus-build-sparse-threads 'more))
8516 ;; Deal with old-fetched headers and sparse threads.
8520 (gnus-summary-article-sparse-p (mail-header-number (car thread)))
8521 (gnus-summary-article-ancient-p
8522 (mail-header-number (car thread))))
8523 (if (or (<= (length (cdr thread)) 1)
8524 (eq gnus-fetch-old-headers 'invisible))
8525 (setq gnus-newsgroup-limit
8526 (delq (mail-header-number (car thread))
8527 gnus-newsgroup-limit)
8528 thread (cadr thread))
8529 (when (gnus-invisible-cut-children (cdr thread))
8530 (let ((th (cdr thread)))
8532 (if (memq (mail-header-number (caar th))
8533 gnus-newsgroup-limit)
8534 (setq thread (car th)
8536 (setq th (cdr th))))))))))
8539 (defun gnus-cut-threads (threads)
8540 "Cut off all uninteresting articles from the beginning of THREADS."
8541 (when (or (eq gnus-fetch-old-headers 'some)
8542 (eq gnus-fetch-old-headers 'invisible)
8543 (numberp gnus-fetch-old-headers)
8544 (eq gnus-build-sparse-threads 'some)
8545 (eq gnus-build-sparse-threads 'more))
8548 (setcar th (gnus-cut-thread (car th)))
8549 (setq th (cdr th)))))
8550 ;; Remove nixed out threads.
8553 (defun gnus-summary-initial-limit (&optional show-if-empty)
8554 "Figure out what the initial limit is supposed to be on group entry.
8555 This entails weeding out unwanted dormants, low-scored articles,
8556 fetch-old-headers verbiage, and so on."
8557 ;; Most groups have nothing to remove.
8558 (if (or gnus-inhibit-limiting
8559 (and (null gnus-newsgroup-dormant)
8560 (eq gnus-newsgroup-display 'gnus-not-ignore)
8561 (not (eq gnus-fetch-old-headers 'some))
8562 (not (numberp gnus-fetch-old-headers))
8563 (not (eq gnus-fetch-old-headers 'invisible))
8564 (null gnus-summary-expunge-below)
8565 (not (eq gnus-build-sparse-threads 'some))
8566 (not (eq gnus-build-sparse-threads 'more))
8567 (null gnus-thread-expunge-below)
8568 (not gnus-use-nocem)))
8570 (push gnus-newsgroup-limit gnus-newsgroup-limits)
8571 (setq gnus-newsgroup-limit nil)
8574 (unless (car (symbol-value node))
8575 ;; These threads have no parents -- they are roots.
8576 (let ((nodes (cdr (symbol-value node)))
8579 (if (and gnus-thread-expunge-below
8580 (< (gnus-thread-total-score (car nodes))
8581 gnus-thread-expunge-below))
8582 (gnus-expunge-thread (pop nodes))
8583 (setq thread (pop nodes))
8584 (gnus-summary-limit-children thread))))))
8585 gnus-newsgroup-dependencies)
8586 ;; If this limitation resulted in an empty group, we might
8587 ;; pop the previous limit and use it instead.
8588 (when (and (not gnus-newsgroup-limit)
8590 (setq gnus-newsgroup-limit (pop gnus-newsgroup-limits)))
8591 gnus-newsgroup-limit))
8593 (defun gnus-summary-limit-children (thread)
8594 "Return 1 if this subthread is visible and 0 if it is not."
8595 ;; First we get the number of visible children to this thread. This
8596 ;; is done by recursing down the thread using this function, so this
8597 ;; will really go down to a leaf article first, before slowly
8598 ;; working its way up towards the root.
8600 (let* ((max-lisp-eval-depth (max 5000 max-lisp-eval-depth))
8603 (apply '+ (mapcar 'gnus-summary-limit-children
8606 (number (mail-header-number (car thread)))
8609 (not (memq number gnus-newsgroup-marked))
8611 ;; If this article is dormant and has absolutely no visible
8612 ;; children, then this article isn't visible.
8613 (and (memq number gnus-newsgroup-dormant)
8615 ;; If this is "fetch-old-headered" and there is no
8616 ;; visible children, then we don't want this article.
8617 (and (or (eq gnus-fetch-old-headers 'some)
8618 (numberp gnus-fetch-old-headers))
8619 (gnus-summary-article-ancient-p number)
8621 ;; If this is "fetch-old-headered" and `invisible', then
8622 ;; we don't want this article.
8623 (and (eq gnus-fetch-old-headers 'invisible)
8624 (gnus-summary-article-ancient-p number))
8625 ;; If this is a sparsely inserted article with no children,
8626 ;; we don't want it.
8627 (and (eq gnus-build-sparse-threads 'some)
8628 (gnus-summary-article-sparse-p number)
8630 ;; If we use expunging, and this article is really
8631 ;; low-scored, then we don't want this article.
8632 (when (and gnus-summary-expunge-below
8634 (or (cdr (assq number gnus-newsgroup-scored))
8635 gnus-summary-default-score))
8636 gnus-summary-expunge-below))
8637 ;; We increase the expunge-tally here, but that has
8638 ;; nothing to do with the limits, really.
8639 (incf gnus-newsgroup-expunged-tally)
8640 ;; We also mark as read here, if that's wanted.
8641 (when (and gnus-summary-mark-below
8642 (< score gnus-summary-mark-below))
8643 (setq gnus-newsgroup-unreads
8644 (delq number gnus-newsgroup-unreads))
8645 (if gnus-newsgroup-auto-expire
8646 (push number gnus-newsgroup-expirable)
8647 (push (cons number gnus-low-score-mark)
8648 gnus-newsgroup-reads)))
8650 ;; Do the `display' group parameter.
8651 (and gnus-newsgroup-display
8652 (not (funcall gnus-newsgroup-display)))
8653 ;; Check NoCeM things.
8654 (when (and gnus-use-nocem
8655 (gnus-nocem-unwanted-article-p
8656 (mail-header-id (car thread))))
8657 (setq gnus-newsgroup-unreads
8658 (delq number gnus-newsgroup-unreads))
8660 ;; Nope, invisible article.
8662 ;; Ok, this article is to be visible, so we add it to the limit
8664 (push number gnus-newsgroup-limit)
8667 (defun gnus-expunge-thread (thread)
8668 "Mark all articles in THREAD as read."
8669 (let* ((number (mail-header-number (car thread))))
8670 (incf gnus-newsgroup-expunged-tally)
8671 ;; We also mark as read here, if that's wanted.
8672 (setq gnus-newsgroup-unreads
8673 (delq number gnus-newsgroup-unreads))
8674 (if gnus-newsgroup-auto-expire
8675 (push number gnus-newsgroup-expirable)
8676 (push (cons number gnus-low-score-mark)
8677 gnus-newsgroup-reads)))
8678 ;; Go recursively through all subthreads.
8679 (mapcar 'gnus-expunge-thread (cdr thread)))
8681 ;; Summary article oriented commands
8683 (defun gnus-summary-refer-parent-article (n)
8684 "Refer parent article N times.
8685 If N is negative, go to ancestor -N instead.
8686 The difference between N and the number of articles fetched is returned."
8690 (when (not (natnump n))
8695 (setq header (gnus-summary-article-header))
8696 (if (and (eq (mail-header-number header)
8697 (cdr gnus-article-current))
8698 (equal gnus-newsgroup-name
8699 (car gnus-article-current)))
8700 ;; If we try to find the parent of the currently
8701 ;; displayed article, then we take a look at the actual
8702 ;; References header, since this is slightly more
8703 ;; reliable than the References field we got from the
8706 (set-buffer gnus-original-article-buffer)
8707 (nnheader-narrow-to-headers)
8708 (unless (setq ref (message-fetch-field "references"))
8709 (when (setq ref (message-fetch-field "in-reply-to"))
8710 (setq ref (gnus-extract-message-id-from-in-reply-to ref))))
8713 ;; It's not the current article, so we take a bet on
8714 ;; the value we got from the server.
8715 (mail-header-references header)))
8717 (not (equal ref "")))
8718 (unless (gnus-summary-refer-article (gnus-parent-id ref skip))
8719 (gnus-message 1 "Couldn't find parent"))
8720 (gnus-message 1 "No references in article %d"
8721 (gnus-summary-article-number))
8724 (gnus-summary-position-point)
8727 (defun gnus-summary-refer-references ()
8728 "Fetch all articles mentioned in the References header.
8729 Return the number of articles fetched."
8731 (let ((ref (mail-header-references (gnus-summary-article-header)))
8732 (current (gnus-summary-article-number))
8736 (error "No References in the current article")
8737 ;; For each Message-ID in the References header...
8738 (while (string-match "<[^>]*>" ref)
8740 ;; ... fetch that article.
8741 (gnus-summary-refer-article
8742 (prog1 (match-string 0 ref)
8743 (setq ref (substring ref (match-end 0))))))
8744 (gnus-summary-goto-subject current)
8745 (gnus-summary-position-point)
8748 (defun gnus-summary-refer-thread (&optional limit)
8749 "Fetch all articles in the current thread.
8750 If LIMIT (the numerical prefix), fetch that many old headers instead
8751 of what's specified by the `gnus-refer-thread-limit' variable."
8753 (let ((id (mail-header-id (gnus-summary-article-header)))
8754 (limit (if limit (prefix-numeric-value limit)
8755 gnus-refer-thread-limit)))
8756 (unless (eq gnus-fetch-old-headers 'invisible)
8757 (gnus-message 5 "Fetching headers for %s..." gnus-newsgroup-name)
8758 ;; Retrieve the headers and read them in.
8759 (if (eq (if (numberp limit)
8760 (gnus-retrieve-headers
8762 (+ (mail-header-number
8763 (gnus-summary-article-header))
8765 gnus-newsgroup-end))
8766 gnus-newsgroup-name (* limit 2))
8767 ;; gnus-refer-thread-limit is t, i.e. fetch _all_
8769 (gnus-retrieve-headers (list gnus-newsgroup-end)
8770 gnus-newsgroup-name limit))
8772 (gnus-build-all-threads)
8773 (error "Can't fetch thread from back ends that don't support NOV"))
8774 (gnus-message 5 "Fetching headers for %s...done" gnus-newsgroup-name))
8775 (gnus-summary-limit-include-thread id)))
8777 (defun gnus-summary-refer-article (message-id)
8778 "Fetch an article specified by MESSAGE-ID."
8779 (interactive "sMessage-ID: ")
8780 (when (and (stringp message-id)
8781 (not (zerop (length message-id))))
8782 (setq message-id (gnus-replace-in-string message-id " " ""))
8783 ;; Construct the correct Message-ID if necessary.
8784 ;; Suggested by tale@pawl.rpi.edu.
8785 (unless (string-match "^<" message-id)
8786 (setq message-id (concat "<" message-id)))
8787 (unless (string-match ">$" message-id)
8788 (setq message-id (concat message-id ">")))
8789 ;; People often post MIDs from URLs, so unhex it:
8790 (unless (string-match "@" message-id)
8791 (setq message-id (gnus-url-unhex-string message-id)))
8792 (let* ((header (gnus-id-to-header message-id))
8794 (gnus-summary-article-sparse-p
8795 (mail-header-number header))
8796 (memq (mail-header-number header)
8797 gnus-newsgroup-limit)))
8800 ;; If the article is present in the buffer we just go to it.
8802 (or (not (gnus-summary-article-sparse-p
8803 (mail-header-number header)))
8806 (gnus-summary-goto-article
8807 (mail-header-number header) nil t)
8809 (gnus-summary-update-article (mail-header-number header)))))
8811 ;; We fetch the article.
8813 (dolist (gnus-override-method (gnus-refer-article-methods))
8814 (when (and (gnus-check-server gnus-override-method)
8815 ;; Fetch the header,
8816 (setq number (gnus-summary-insert-subject message-id)))
8817 ;; and display the article.
8818 (gnus-summary-select-article nil nil nil number)
8820 (gnus-message 3 "Couldn't fetch article %s" message-id)))))))
8822 (defun gnus-refer-article-methods ()
8823 "Return a list of referable methods."
8825 ;; No method, so we default to current and native.
8826 ((null gnus-refer-article-method)
8827 (list gnus-current-select-method gnus-select-method))
8829 ((eq 'current gnus-refer-article-method)
8830 (list gnus-current-select-method))
8831 ;; List of select methods.
8832 ((not (and (symbolp (car gnus-refer-article-method))
8833 (assq (car gnus-refer-article-method) nnoo-definition-alist)))
8835 (dolist (method gnus-refer-article-method)
8836 (push (if (eq 'current method)
8837 gnus-current-select-method
8841 ;; One single select method.
8843 (list gnus-refer-article-method))))
8845 (defun gnus-summary-edit-parameters ()
8846 "Edit the group parameters of the current group."
8848 (gnus-group-edit-group gnus-newsgroup-name 'params))
8850 (defun gnus-summary-customize-parameters ()
8851 "Customize the group parameters of the current group."
8853 (gnus-group-customize gnus-newsgroup-name))
8855 (defun gnus-summary-enter-digest-group (&optional force)
8856 "Enter an nndoc group based on the current article.
8857 If FORCE, force a digest interpretation. If not, try
8858 to guess what the document format is."
8860 (let ((conf gnus-current-window-configuration))
8861 (save-window-excursion
8863 (let (gnus-article-prepare-hook
8864 gnus-display-mime-function
8866 (gnus-summary-select-article))))
8867 (setq gnus-current-window-configuration conf)
8868 (let* ((name (format "%s-%d"
8869 (gnus-group-prefixed-name
8870 gnus-newsgroup-name (list 'nndoc ""))
8871 (with-current-buffer gnus-summary-buffer
8872 gnus-current-article)))
8873 (ogroup gnus-newsgroup-name)
8874 (params (append (gnus-info-params (gnus-get-info ogroup))
8875 (list (cons 'to-group ogroup))
8876 (list (cons 'parent-group ogroup))
8877 (list (cons 'save-article-group ogroup))))
8878 (case-fold-search t)
8879 (buf (current-buffer))
8882 (set-buffer gnus-original-article-buffer)
8883 ;; Have the digest group inherit the main mail address of
8884 ;; the parent article.
8885 (when (setq to-address (or (gnus-fetch-field "reply-to")
8886 (gnus-fetch-field "from")))
8889 (list (cons 'to-address
8890 (funcall gnus-decode-encoded-address-function
8892 (setq dig (nnheader-set-temp-buffer " *gnus digest buffer*"))
8893 (insert-buffer-substring gnus-original-article-buffer)
8894 ;; Remove lines that may lead nndoc to misinterpret the
8897 (goto-char (point-min))
8898 (or (search-forward "\n\n" nil t) (point)))
8899 (goto-char (point-min))
8900 (delete-matching-lines "^Path:\\|^From ")
8903 (if (let ((gnus-newsgroup-ephemeral-charset gnus-newsgroup-charset)
8904 (gnus-newsgroup-ephemeral-ignored-charsets
8905 gnus-newsgroup-ignored-charsets))
8906 (gnus-group-read-ephemeral-group
8907 name `(nndoc ,name (nndoc-address ,(get-buffer dig))
8909 ,(if force 'mbox 'guess)))
8911 `((adapt-file . ,(gnus-score-file-name gnus-newsgroup-name
8913 ;; Make all postings to this group go to the parent group.
8914 (nconc (gnus-info-params (gnus-get-info name))
8916 ;; Couldn't select this doc group.
8917 (switch-to-buffer buf)
8918 (gnus-set-global-variables)
8919 (gnus-configure-windows 'summary)
8920 (gnus-message 3 "Article couldn't be entered?"))
8921 (kill-buffer dig)))))
8923 (defun gnus-summary-read-document (n)
8924 "Open a new group based on the current article(s).
8925 This will allow you to read digests and other similar
8926 documents as newsgroups.
8927 Obeys the standard process/prefix convention."
8929 (let* ((ogroup gnus-newsgroup-name)
8930 (params (append (gnus-info-params (gnus-get-info ogroup))
8931 (list (cons 'to-group ogroup))))
8932 group egroup groups vgroup)
8933 (dolist (article (gnus-summary-work-articles n))
8934 (setq group (format "%s-%d" gnus-newsgroup-name article))
8935 (gnus-summary-remove-process-mark article)
8936 (when (gnus-summary-display-article article)
8939 (insert-buffer-substring gnus-original-article-buffer)
8940 ;; Remove some headers that may lead nndoc to make
8942 (message-narrow-to-head)
8943 (goto-char (point-min))
8944 (delete-matching-lines "^Path:\\|^From ")
8947 (gnus-group-read-ephemeral-group
8948 group `(nndoc ,group (nndoc-address ,(current-buffer))
8949 (nndoc-article-type guess))
8952 ;; Make all postings to this group go to the parent group.
8953 (nconc (gnus-info-params (gnus-get-info egroup))
8955 (push egroup groups))
8956 ;; Couldn't select this doc group.
8957 (gnus-error 3 "Article couldn't be entered"))))))
8958 ;; Now we have selected all the documents.
8961 (error "None of the articles could be interpreted as documents"))
8962 ((gnus-group-read-ephemeral-group
8963 (setq vgroup (format
8964 "nnvirtual:%s-%s" gnus-newsgroup-name
8965 (format-time-string "%Y%m%dT%H%M%S" (current-time))))
8966 `(nnvirtual ,vgroup (nnvirtual-component-groups ,groups))
8968 (cons (current-buffer) 'summary)))
8970 (error "Couldn't select virtual nndoc group")))))
8972 (defun gnus-summary-isearch-article (&optional regexp-p)
8973 "Do incremental search forward on the current article.
8974 If REGEXP-P (the prefix) is non-nil, do regexp isearch."
8976 (gnus-summary-select-article)
8977 (gnus-configure-windows 'article)
8978 (gnus-eval-in-buffer-window gnus-article-buffer
8981 (isearch-forward regexp-p))))
8983 (defun gnus-summary-repeat-search-article-forward ()
8984 "Repeat the previous search forwards."
8986 (unless gnus-last-search-regexp
8987 (error "No previous search"))
8988 (gnus-summary-search-article-forward gnus-last-search-regexp))
8990 (defun gnus-summary-repeat-search-article-backward ()
8991 "Repeat the previous search backwards."
8993 (unless gnus-last-search-regexp
8994 (error "No previous search"))
8995 (gnus-summary-search-article-forward gnus-last-search-regexp t))
8997 (defun gnus-summary-search-article-forward (regexp &optional backward)
8998 "Search for an article containing REGEXP forward.
8999 If BACKWARD, search backward instead."
9002 (format "Search article %s (regexp%s): "
9003 (if current-prefix-arg "backward" "forward")
9004 (if gnus-last-search-regexp
9005 (concat ", default " gnus-last-search-regexp)
9007 current-prefix-arg))
9008 (if (string-equal regexp "")
9009 (setq regexp (or gnus-last-search-regexp ""))
9010 (setq gnus-last-search-regexp regexp)
9011 (setq gnus-article-before-search gnus-current-article))
9012 ;; Intentionally set gnus-last-article.
9013 (setq gnus-last-article gnus-article-before-search)
9014 (let ((gnus-last-article gnus-last-article))
9015 (if (gnus-summary-search-article regexp backward)
9016 (gnus-summary-show-thread)
9017 (signal 'search-failed (list regexp)))))
9019 (defun gnus-summary-search-article-backward (regexp)
9020 "Search for an article containing REGEXP backward."
9023 (format "Search article backward (regexp%s): "
9024 (if gnus-last-search-regexp
9025 (concat ", default " gnus-last-search-regexp)
9027 (gnus-summary-search-article-forward regexp 'backward))
9029 (defun gnus-summary-search-article (regexp &optional backward)
9030 "Search for an article containing REGEXP.
9031 Optional argument BACKWARD means do search for backward.
9032 `gnus-select-article-hook' is not called during the search."
9033 ;; We have to require this here to make sure that the following
9034 ;; dynamic binding isn't shadowed by autoloading.
9035 (require 'gnus-async)
9037 (let ((gnus-select-article-hook nil) ;Disable hook.
9038 (gnus-article-prepare-hook nil)
9039 (gnus-mark-article-hook nil) ;Inhibit marking as read.
9040 (gnus-use-article-prefetch nil)
9041 (gnus-xmas-force-redisplay nil) ;Inhibit XEmacs redisplay.
9042 (gnus-use-trees nil) ;Inhibit updating tree buffer.
9044 (gnus-keep-backlog nil)
9045 (gnus-break-pages nil)
9046 (gnus-summary-display-arrow nil)
9047 (gnus-updated-mode-lines nil)
9048 (gnus-auto-center-summary nil)
9049 (sum (current-buffer))
9050 (gnus-display-mime-function nil)
9053 (gnus-save-hidden-threads
9054 (gnus-summary-select-article)
9055 (set-buffer gnus-article-buffer)
9056 (goto-char (window-point (get-buffer-window (current-buffer))))
9060 (gnus-message 7 "Searching article: %d..." (cdr gnus-article-current))
9062 (re-search-backward regexp nil t)
9063 (re-search-forward regexp nil t))
9064 ;; We found the regexp.
9069 (get-buffer-window (current-buffer))
9073 (get-buffer-window (current-buffer))
9076 (setq point (point)))
9077 ;; We didn't find it, so we go to the next article.
9080 (while (eq found 'not)
9081 (if (not (if backward (gnus-summary-find-prev)
9082 (gnus-summary-find-next)))
9083 ;; No more articles.
9085 ;; Select the next article and adjust point.
9086 (unless (gnus-summary-article-sparse-p
9087 (gnus-summary-article-number))
9089 (gnus-summary-select-article)
9090 (set-buffer gnus-article-buffer)
9092 (goto-char (if backward (point-max) (point-min))))))))
9093 (gnus-message 7 ""))
9094 ;; Return whether we found the regexp.
9095 (when (eq found 'found)
9097 (gnus-summary-show-thread)
9098 (gnus-summary-goto-subject gnus-current-article)
9099 (gnus-summary-position-point)
9102 (defun gnus-find-matching-articles (header regexp)
9103 "Return a list of all articles that match REGEXP on HEADER.
9104 This search includes all articles in the current group that Gnus has
9105 fetched headers for, whether they are displayed or not."
9106 (let ((articles nil)
9107 (func `(lambda (h) (,(intern (concat "mail-header-" header)) h)))
9108 (case-fold-search t))
9109 (dolist (header gnus-newsgroup-headers)
9110 (when (string-match regexp (funcall func header))
9111 (push (mail-header-number header) articles)))
9112 (nreverse articles)))
9114 (defun gnus-summary-find-matching (header regexp &optional backward unread
9115 not-case-fold not-matching)
9116 "Return a list of all articles that match REGEXP on HEADER.
9117 The search stars on the current article and goes forwards unless
9118 BACKWARD is non-nil. If BACKWARD is `all', do all articles.
9119 If UNREAD is non-nil, only unread articles will
9120 be taken into consideration. If NOT-CASE-FOLD, case won't be folded
9121 in the comparisons. If NOT-MATCHING, return a list of all articles that
9122 not match REGEXP on HEADER."
9123 (let ((case-fold-search (not not-case-fold))
9126 (if (eq (car header) 'extra)
9129 (or (cdr (assq ',(cdr header) (mail-header-extra h)))
9131 (error "%s is an invalid header" header))
9132 (unless (fboundp (intern (concat "mail-header-" header)))
9133 (error "%s is not a valid header" header))
9134 (setq func `(lambda (h) (,(intern (concat "mail-header-" header)) h))))
9135 (dolist (d (if (eq backward 'all)
9137 (gnus-data-find-list
9138 (gnus-summary-article-number)
9139 (gnus-data-list backward))))
9140 (when (and (or (not unread) ; We want all articles...
9141 (gnus-data-unread-p d)) ; Or just unreads.
9142 (vectorp (gnus-data-header d)) ; It's not a pseudo.
9146 (funcall func (gnus-data-header d))))
9147 (string-match regexp
9148 (funcall func (gnus-data-header d)))))
9149 (push (gnus-data-number d) articles))) ; Success!
9150 (nreverse articles)))
9152 (defun gnus-summary-execute-command (header regexp command &optional backward)
9153 "Search forward for an article whose HEADER matches REGEXP and execute COMMAND.
9154 If HEADER is an empty string (or nil), the match is done on the entire
9155 article. If BACKWARD (the prefix) is non-nil, search backward instead."
9157 (list (let ((completion-ignore-case t))
9160 (mapcar (lambda (header) (list (format "%s" header)))
9162 '("Number" "Subject" "From" "Lines" "Date"
9163 "Message-ID" "Xref" "References" "Body")
9164 gnus-extra-headers))
9165 nil 'require-match))
9166 (read-string "Regexp: ")
9167 (read-key-sequence "Command: ")
9168 current-prefix-arg))
9169 (when (equal header "Body")
9171 ;; Hidden thread subtrees must be searched as well.
9172 (gnus-summary-show-all-threads)
9173 ;; We don't want to change current point nor window configuration.
9175 (save-window-excursion
9177 gnus-treat-strip-trailing-blank-lines
9178 gnus-treat-strip-leading-blank-lines
9179 gnus-treat-strip-multiple-blank-lines
9180 gnus-treat-hide-boring-headers
9181 gnus-treat-fold-newsgroups
9182 gnus-article-prepare-hook)
9183 (gnus-message 6 "Executing %s..." (key-description command))
9184 ;; We'd like to execute COMMAND interactively so as to give arguments.
9185 (gnus-execute header regexp
9186 `(call-interactively ',(key-binding command))
9188 (gnus-message 6 "Executing %s...done" (key-description command))))))
9190 (defun gnus-summary-beginning-of-article ()
9191 "Scroll the article back to the beginning."
9193 (gnus-summary-select-article)
9194 (gnus-configure-windows 'article)
9195 (gnus-eval-in-buffer-window gnus-article-buffer
9197 (goto-char (point-min))
9198 (when gnus-break-pages
9199 (gnus-narrow-to-page))))
9201 (defun gnus-summary-end-of-article ()
9202 "Scroll to the end of the article."
9204 (gnus-summary-select-article)
9205 (gnus-configure-windows 'article)
9206 (gnus-eval-in-buffer-window gnus-article-buffer
9208 (goto-char (point-max))
9210 (when gnus-break-pages
9211 (when (re-search-backward page-delimiter nil t)
9212 (narrow-to-region (match-end 0) (point-max)))
9213 (gnus-narrow-to-page))))
9215 (defun gnus-summary-print-truncate-and-quote (string &optional len)
9216 "Truncate to LEN and quote all \"(\"'s in STRING."
9217 (gnus-replace-in-string (if (and len (> (length string) len))
9218 (substring string 0 len)
9222 (defun gnus-summary-print-article (&optional filename n)
9223 "Generate and print a PostScript image of the process-marked (mail) articles.
9225 If used interactively, print the current article if none are
9226 process-marked. With prefix arg, prompt the user for the name of the
9229 When used from Lisp, accept two optional args FILENAME and N. N means
9230 to print the next N articles. If N is negative, print the N previous
9231 articles. If N is nil and articles have been marked with the process
9232 mark, print these instead.
9234 If the optional first argument FILENAME is nil, send the image to the
9235 printer. If FILENAME is a string, save the PostScript image in a file with
9236 that name. If FILENAME is a number, prompt the user for the name of the file
9238 (interactive (list (ps-print-preprint current-prefix-arg)))
9239 (dolist (article (gnus-summary-work-articles n))
9240 (gnus-summary-select-article nil nil 'pseudo article)
9241 (gnus-eval-in-buffer-window gnus-article-buffer
9242 (gnus-print-buffer))
9243 (gnus-summary-remove-process-mark article))
9244 (ps-despool filename))
9246 (defun gnus-print-buffer ()
9247 (let ((buffer (generate-new-buffer " *print*")))
9250 (copy-to-buffer buffer (point-min) (point-max))
9252 (gnus-remove-text-with-property 'gnus-decoration)
9253 (when (gnus-visual-p 'article-highlight 'highlight)
9254 ;; Copy-to-buffer doesn't copy overlay. So redo
9256 (let ((gnus-article-buffer buffer))
9257 (gnus-article-highlight-citation t)
9258 (gnus-article-highlight-signature)
9259 (gnus-article-emphasize)
9260 (gnus-article-delete-invisible-text)))
9261 (let ((ps-left-header
9264 (gnus-summary-print-truncate-and-quote
9265 (mail-header-subject gnus-current-headers)
9268 (gnus-summary-print-truncate-and-quote
9269 (mail-header-from gnus-current-headers)
9273 "/pagenumberstring load"
9275 (mail-header-date gnus-current-headers) ")"))))
9276 (gnus-run-hooks 'gnus-ps-print-hook)
9279 (ps-spool-buffer-with-faces)
9280 (ps-spool-buffer)))))
9281 (kill-buffer buffer))))
9283 (defun gnus-summary-show-article (&optional arg)
9284 "Force redisplaying of the current article.
9285 If ARG (the prefix) is a number, show the article with the charset
9286 defined in `gnus-summary-show-article-charset-alist', or the charset
9288 If ARG (the prefix) is non-nil and not a number, show the raw article
9289 without any article massaging functions being run. Normally, the key
9290 strokes are `C-u g'."
9294 (gnus-summary-show-article t)
9295 (let ((gnus-newsgroup-charset
9296 (or (cdr (assq arg gnus-summary-show-article-charset-alist))
9297 (mm-read-coding-system
9298 "View as charset: " ;; actually it is coding system.
9299 (with-current-buffer gnus-article-buffer
9300 (mm-detect-coding-region (point) (point-max))))))
9301 (gnus-newsgroup-ignored-charsets 'gnus-all))
9302 (gnus-summary-select-article nil 'force)
9303 (let ((deps gnus-newsgroup-dependencies)
9306 (set-buffer gnus-original-article-buffer)
9308 (message-narrow-to-head)
9309 (setq head (buffer-string))
9310 (goto-char (point-min))
9311 (unless (re-search-forward "^lines:[ \t]\\([0-9]+\\)" nil t)
9312 (goto-char (point-max))
9314 (setq lines (1- (count-lines (point) (point-max))))))
9316 (insert (format "211 %d Article retrieved.\n"
9317 (cdr gnus-article-current)))
9319 (if lines (insert (format "Lines: %d\n" lines)))
9321 (let ((nntp-server-buffer (current-buffer)))
9322 (setq header (car (gnus-get-newsgroup-headers deps t))))))
9323 (gnus-data-set-header
9324 (gnus-data-find (cdr gnus-article-current))
9326 (gnus-summary-update-article-line
9327 (cdr gnus-article-current) header)
9328 (when (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
9329 (gnus-summary-update-secondary-mark (cdr gnus-article-current))))))
9331 ;; Select the article the normal way.
9332 (gnus-summary-select-article nil 'force))
9334 ;; We have to require this here to make sure that the following
9335 ;; dynamic binding isn't shadowed by autoloading.
9336 (require 'gnus-async)
9338 ;; Bind the article treatment functions to nil.
9339 (let ((gnus-have-all-headers t)
9340 gnus-article-prepare-hook
9341 gnus-article-decode-hook
9342 gnus-display-mime-function
9344 ;; Destroy any MIME parts.
9345 (when (gnus-buffer-live-p gnus-article-buffer)
9347 (set-buffer gnus-article-buffer)
9348 (mm-destroy-parts gnus-article-mime-handles)
9349 ;; Set it to nil for safety reason.
9350 (setq gnus-article-mime-handle-alist nil)
9351 (setq gnus-article-mime-handles nil)))
9352 (gnus-summary-select-article nil 'force))))
9353 (gnus-summary-goto-subject gnus-current-article)
9354 (gnus-summary-position-point))
9356 (defun gnus-summary-show-raw-article ()
9357 "Show the raw article without any article massaging functions being run."
9359 (gnus-summary-show-article t))
9361 (defun gnus-summary-verbose-headers (&optional arg)
9362 "Toggle permanent full header display.
9363 If ARG is a positive number, turn header display on.
9364 If ARG is a negative number, turn header display off."
9366 (setq gnus-show-all-headers
9367 (cond ((or (not (numberp arg))
9369 (not gnus-show-all-headers))
9372 (gnus-summary-show-article))
9374 (defun gnus-summary-toggle-header (&optional arg)
9375 "Show the headers if they are hidden, or hide them if they are shown.
9376 If ARG is a positive number, show the entire header.
9377 If ARG is a negative number, hide the unwanted header lines."
9379 (let ((window (and (gnus-buffer-live-p gnus-article-buffer)
9380 (get-buffer-window gnus-article-buffer t))))
9381 (with-current-buffer gnus-article-buffer
9383 (article-narrow-to-head)
9384 (let* ((buffer-read-only nil)
9385 (inhibit-point-motion-hooks t)
9386 (hidden (if (numberp arg)
9388 (or (not (looking-at "[^ \t\n]+:"))
9389 (gnus-article-hidden-text-p 'headers))))
9391 (delete-region (point-min) (point-max))
9392 (with-current-buffer gnus-original-article-buffer
9393 (goto-char (setq s (point-min)))
9394 (setq e (if (search-forward "\n\n" nil t)
9397 (insert-buffer-substring gnus-original-article-buffer s e)
9398 (run-hooks 'gnus-article-decode-hook)
9400 (let ((gnus-treat-hide-headers nil)
9401 (gnus-treat-hide-boring-headers nil))
9402 (gnus-delete-wash-type 'headers)
9403 (gnus-treat-article 'head))
9404 (gnus-treat-article 'head))
9407 (set-window-start window (goto-char (point-min))))
9408 (if gnus-break-pages
9409 (gnus-narrow-to-page)
9410 (when (gnus-visual-p 'page-marker)
9411 (let ((buffer-read-only nil))
9412 (gnus-remove-text-with-property 'gnus-prev)
9413 (gnus-remove-text-with-property 'gnus-next))))
9414 (gnus-set-mode-line 'article)))))
9416 (defun gnus-summary-show-all-headers ()
9417 "Make all header lines visible."
9419 (gnus-summary-toggle-header 1))
9421 (defun gnus-summary-caesar-message (&optional arg)
9422 "Caesar rotate the current article by 13.
9423 With a non-numerical prefix, also rotate headers. A numerical
9424 prefix specifies how many places to rotate each letter forward."
9426 (gnus-summary-select-article)
9427 (let ((mail-header-separator ""))
9428 (gnus-eval-in-buffer-window gnus-article-buffer
9431 (let ((start (window-start))
9433 (if (equal arg '(4))
9434 (message-caesar-buffer-body nil t)
9435 (message-caesar-buffer-body arg))
9436 (set-window-start (get-buffer-window (current-buffer)) start)))))
9437 ;; Create buttons and stuff...
9438 (gnus-treat-article nil))
9440 (defun gnus-summary-idna-message (&optional arg)
9441 "Decode IDNA encoded domain names in the current articles.
9442 IDNA encoded domain names looks like `xn--bar'. If a string
9443 remain unencoded after running this function, it is likely an
9444 invalid IDNA string (`xn--bar' is invalid).
9446 You must have GNU Libidn (`http://www.gnu.org/software/libidn/')
9447 installed for this command to work."
9449 (if (not (and (condition-case nil (require 'idna)
9451 (mm-coding-system-p 'utf-8)
9452 (executable-find (symbol-value 'idna-program))))
9454 5 "GNU Libidn not installed properly (`idn' or `idna.el' missing)")
9455 (gnus-summary-select-article)
9456 (let ((mail-header-separator ""))
9457 (gnus-eval-in-buffer-window gnus-article-buffer
9460 (let ((start (window-start))
9462 (while (re-search-forward "\\(xn--[-0-9a-z]+\\)" nil t)
9463 (replace-match (idna-to-unicode (match-string 1))))
9464 (set-window-start (get-buffer-window (current-buffer)) start)))))))
9466 (defun gnus-summary-morse-message (&optional arg)
9467 "Morse decode the current article."
9469 (gnus-summary-select-article)
9470 (let ((mail-header-separator ""))
9471 (gnus-eval-in-buffer-window gnus-article-buffer
9475 (let ((pos (window-start))
9477 (goto-char (point-min))
9478 (when (message-goto-body)
9479 (gnus-narrow-to-body))
9480 (goto-char (point-min))
9481 (while (search-forward "·" (point-max) t)
9482 (replace-match "."))
9483 (unmorse-region (point-min) (point-max))
9485 (set-window-start (get-buffer-window (current-buffer)) pos)))))))
9487 (defun gnus-summary-stop-page-breaking ()
9488 "Stop page breaking in the current article."
9490 (gnus-summary-select-article)
9491 (gnus-eval-in-buffer-window gnus-article-buffer
9493 (when (gnus-visual-p 'page-marker)
9494 (let ((buffer-read-only nil))
9495 (gnus-remove-text-with-property 'gnus-prev)
9496 (gnus-remove-text-with-property 'gnus-next))
9497 (setq gnus-page-broken nil))))
9499 (defun gnus-summary-move-article (&optional n to-newsgroup
9500 select-method action)
9501 "Move the current article to a different newsgroup.
9502 If N is a positive number, move the N next articles.
9503 If N is a negative number, move the N previous articles.
9504 If N is nil and any articles have been marked with the process mark,
9505 move those articles instead.
9506 If TO-NEWSGROUP is string, do not prompt for a newsgroup to move to.
9507 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
9508 re-spool using this method.
9510 When called interactively with TO-NEWSGROUP being nil, the value of
9511 the variable `gnus-move-split-methods' is used for finding a default
9512 for the target newsgroup.
9514 For this function to work, both the current newsgroup and the
9515 newsgroup that you want to move to have to support the `request-move'
9516 and `request-accept' functions.
9518 ACTION can be either `move' (the default), `crosspost' or `copy'."
9521 (setq action 'move))
9522 ;; Check whether the source group supports the required functions.
9523 (cond ((and (eq action 'move)
9524 (not (gnus-check-backend-function
9525 'request-move-article gnus-newsgroup-name)))
9526 (error "The current group does not support article moving"))
9527 ((and (eq action 'crosspost)
9528 (not (gnus-check-backend-function
9529 'request-replace-article gnus-newsgroup-name)))
9530 (error "The current group does not support article editing")))
9531 (let ((articles (gnus-summary-work-articles n))
9532 (prefix (if (gnus-check-backend-function
9533 'request-move-article gnus-newsgroup-name)
9534 (funcall gnus-move-group-prefix-function
9535 gnus-newsgroup-name)
9537 (names '((move "Move" "Moving")
9538 (copy "Copy" "Copying")
9539 (crosspost "Crosspost" "Crossposting")))
9540 (copy-buf (save-excursion
9541 (nnheader-set-temp-buffer " *copy article*")))
9542 art-group to-method new-xref article to-groups
9543 articles-to-update-marks encoded)
9544 (unless (assq action names)
9545 (error "Unknown action %s" action))
9546 ;; Read the newsgroup name.
9547 (when (and (not to-newsgroup)
9548 (not select-method))
9549 (if (and gnus-move-split-methods
9551 (and (memq gnus-current-article articles)
9552 (gnus-buffer-live-p gnus-original-article-buffer))))
9553 ;; When `gnus-move-split-methods' is non-nil, we have to
9554 ;; select an article to give `gnus-read-move-group-name' an
9555 ;; opportunity to suggest an appropriate default. However,
9556 ;; we needn't render or mark the article.
9557 (let ((gnus-display-mime-function nil)
9558 (gnus-article-prepare-hook nil)
9559 (gnus-mark-article-hook nil))
9560 (gnus-summary-select-article nil nil nil (car articles))))
9561 (setq to-newsgroup (gnus-read-move-group-name
9562 (cadr (assq action names))
9564 (intern (format "gnus-current-%s-group" action)))
9566 encoded to-newsgroup
9567 to-method (gnus-server-to-method (gnus-group-method to-newsgroup)))
9568 (set (intern (format "gnus-current-%s-group" action))
9569 (mm-decode-coding-string
9571 (gnus-group-name-charset to-method to-newsgroup))))
9573 (setq to-method (or select-method
9574 (gnus-server-to-method
9575 (gnus-group-method to-newsgroup)))))
9579 (mm-encode-coding-string
9581 (gnus-group-name-charset to-method to-newsgroup)))))
9582 ;; Check the method we are to move this article to...
9583 (unless (gnus-check-backend-function
9584 'request-accept-article (car to-method))
9585 (error "%s does not support article copying" (car to-method)))
9586 (unless (gnus-check-server to-method)
9587 (error "Can't open server %s" (car to-method)))
9588 (gnus-message 6 "%s to %s: %s..."
9589 (caddr (assq action names))
9590 (or (car select-method)
9591 (gnus-group-decoded-name to-newsgroup))
9594 (setq article (pop articles))
9598 ;; Move the article.
9600 ;; Remove this article from future suppression.
9601 (gnus-dup-unsuppress-article article)
9602 (let* ((from-method (gnus-find-method-for-group
9603 gnus-newsgroup-name))
9604 (to-method (or select-method
9605 (gnus-find-method-for-group to-newsgroup)))
9606 (move-is-internal (gnus-method-equal from-method to-method)))
9607 (gnus-request-move-article
9608 article ; Article to move
9609 gnus-newsgroup-name ; From newsgroup
9610 (nth 1 (gnus-find-method-for-group
9611 gnus-newsgroup-name)) ; Server
9612 (list 'gnus-request-accept-article
9613 to-newsgroup (list 'quote select-method)
9614 (not articles) t) ; Accept form
9615 (not articles) ; Only save nov last time
9616 move-is-internal))) ; is this move internal?
9617 ;; Copy the article.
9620 (set-buffer copy-buf)
9621 (when (gnus-request-article-this-buffer article gnus-newsgroup-name)
9623 (nnheader-narrow-to-headers)
9624 (dolist (hdr gnus-copy-article-ignored-headers)
9625 (message-remove-header hdr t)))
9626 (gnus-request-accept-article
9627 to-newsgroup select-method (not articles) t))))
9628 ;; Crosspost the article.
9629 ((eq action 'crosspost)
9630 (let ((xref (message-tokenize-header
9631 (mail-header-xref (gnus-summary-article-header article))
9633 (setq new-xref (concat (gnus-group-real-name gnus-newsgroup-name)
9634 ":" (number-to-string article)))
9636 (setq xref (list (system-name))))
9639 (mapconcat 'identity
9640 (delete "Xref:" (delete new-xref xref))
9644 (set-buffer copy-buf)
9645 ;; First put the article in the destination group.
9646 (gnus-request-article-this-buffer article gnus-newsgroup-name)
9647 (when (consp (setq art-group
9648 (gnus-request-accept-article
9649 to-newsgroup select-method (not articles) t)))
9650 (setq new-xref (concat new-xref " " (car art-group)
9652 (number-to-string (cdr art-group))))
9653 ;; Now we have the new Xrefs header, so we insert
9654 ;; it and replace the new article.
9655 (nnheader-replace-header "Xref" new-xref)
9656 (gnus-request-replace-article
9657 (cdr art-group) to-newsgroup (current-buffer) t)
9661 (gnus-message 1 "Couldn't %s article %s: %s"
9662 (cadr (assq action names)) article
9663 (nnheader-get-report (car to-method))))
9664 ((eq art-group 'junk)
9665 (when (eq action 'move)
9666 (gnus-summary-mark-article article gnus-canceled-mark)
9667 (gnus-message 4 "Deleted article %s" article)
9668 ;; run the delete hook
9669 (run-hook-with-args 'gnus-summary-article-delete-hook
9672 (assoc article (gnus-data-list nil)))
9673 gnus-newsgroup-name nil
9676 (let* ((pto-group (gnus-group-prefixed-name
9677 (car art-group) to-method))
9678 (info (gnus-get-info pto-group))
9679 (to-group (gnus-info-group info))
9681 ;; Update the group that has been moved to.
9683 (memq action '(move copy)))
9684 (unless (member to-group to-groups)
9685 (push to-group to-groups))
9687 (unless (memq article gnus-newsgroup-unreads)
9688 (push 'read to-marks)
9690 info (gnus-add-to-range (gnus-info-read info)
9691 (list (cdr art-group)))))
9693 ;; See whether the article is to be put in the cache.
9694 (let ((marks (if (gnus-group-auto-expirable-p to-group)
9695 gnus-article-mark-lists
9696 (delete '(expirable . expire)
9697 (copy-sequence gnus-article-mark-lists))))
9698 (to-article (cdr art-group)))
9700 ;; Enter the article into the cache in the new group,
9701 ;; if that is required.
9702 (when gnus-use-cache
9703 (gnus-cache-possibly-enter-article
9705 (memq article gnus-newsgroup-marked)
9706 (memq article gnus-newsgroup-dormant)
9707 (memq article gnus-newsgroup-unreads)))
9709 (when gnus-preserve-marks
9710 ;; Copy any marks over to the new group.
9711 (when (and (equal to-group gnus-newsgroup-name)
9712 (not (memq article gnus-newsgroup-unreads)))
9713 ;; Mark this article as read in this group.
9714 (push (cons to-article gnus-read-mark) gnus-newsgroup-reads)
9715 (setcdr (gnus-active to-group) to-article)
9716 (setcdr gnus-newsgroup-active to-article))
9719 (when (eq (gnus-article-mark-to-type (cdar marks)) 'list)
9720 (when (memq article (symbol-value
9721 (intern (format "gnus-newsgroup-%s"
9723 (push (cdar marks) to-marks)
9724 ;; If the other group is the same as this group,
9725 ;; then we have to add the mark to the list.
9726 (when (equal to-group gnus-newsgroup-name)
9727 (set (intern (format "gnus-newsgroup-%s" (caar marks)))
9730 (intern (format "gnus-newsgroup-%s"
9732 ;; Copy the marks to other group.
9733 (gnus-add-marked-articles
9734 to-group (cdar marks) (list to-article) info)))
9735 (setq marks (cdr marks)))
9737 (gnus-request-set-mark
9738 to-group (list (list (list to-article) 'add to-marks))))
9741 (concat "(gnus-group-set-info '"
9742 (gnus-prin1-to-string (gnus-get-info to-group))
9745 ;; Update the Xref header in this article to point to
9746 ;; the new crossposted article we have just created.
9747 (when (eq action 'crosspost)
9749 (set-buffer copy-buf)
9750 (gnus-request-article-this-buffer article gnus-newsgroup-name)
9751 (nnheader-replace-header "Xref" new-xref)
9752 (gnus-request-replace-article
9753 article gnus-newsgroup-name (current-buffer) t)))
9755 ;; run the move/copy/crosspost/respool hook
9756 (run-hook-with-args 'gnus-summary-article-move-hook
9759 (assoc article (gnus-data-list nil)))
9764 ;;;!!!Why is this necessary?
9765 (set-buffer gnus-summary-buffer)
9767 (gnus-summary-goto-subject article)
9768 (when (eq action 'move)
9769 (gnus-summary-mark-article article gnus-canceled-mark))))
9770 (push article articles-to-update-marks))
9772 (apply 'gnus-summary-remove-process-mark articles-to-update-marks)
9773 ;; Re-activate all groups that have been moved to.
9775 (set-buffer gnus-group-buffer)
9776 (let ((gnus-group-marked to-groups))
9777 (gnus-group-get-new-news-this-group nil t)))
9779 (gnus-kill-buffer copy-buf)
9780 (gnus-summary-position-point)
9781 (gnus-set-mode-line 'summary)))
9783 (defun gnus-summary-copy-article (&optional n to-newsgroup select-method)
9784 "Copy the current article to some other group.
9785 If TO-NEWSGROUP is string, do not prompt for a newsgroup to copy to.
9786 When called interactively, if TO-NEWSGROUP is nil, use the value of
9787 the variable `gnus-move-split-methods' for finding a default target
9789 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
9790 re-spool using this method."
9792 (gnus-summary-move-article n to-newsgroup select-method 'copy))
9794 (defun gnus-summary-crosspost-article (&optional n)
9795 "Crosspost the current article to some other group."
9797 (gnus-summary-move-article n nil nil 'crosspost))
9799 (defcustom gnus-summary-respool-default-method nil
9800 "Default method type for respooling an article.
9801 If nil, use to the current newsgroup method."
9803 :group 'gnus-summary-mail)
9805 (defcustom gnus-summary-display-while-building nil
9806 "If non-nil, show and update the summary buffer as it's being built.
9807 If the value is t, update the buffer after every line is inserted. If
9808 the value is an integer (N), update the display every N lines."
9811 :type '(choice (const :tag "off" nil)
9813 (const :tag "frequently" t)))
9815 (defun gnus-summary-respool-article (&optional n method)
9816 "Respool the current article.
9817 The article will be squeezed through the mail spooling process again,
9818 which means that it will be put in some mail newsgroup or other
9819 depending on `nnmail-split-methods'.
9820 If N is a positive number, respool the N next articles.
9821 If N is a negative number, respool the N previous articles.
9822 If N is nil and any articles have been marked with the process mark,
9823 respool those articles instead.
9825 Respooling can be done both from mail groups and \"real\" newsgroups.
9826 In the former case, the articles in question will be moved from the
9827 current group into whatever groups they are destined to. In the
9828 latter case, they will be copied into the relevant groups."
9830 (list current-prefix-arg
9831 (let* ((methods (gnus-methods-using 'respool))
9833 (symbol-name (or gnus-summary-respool-default-method
9834 (car (gnus-find-method-for-group
9835 gnus-newsgroup-name)))))
9837 (gnus-completing-read-with-default
9838 methname "Backend to use when respooling"
9839 methods nil t nil 'gnus-mail-method-history))
9842 ((zerop (length (setq ms (gnus-servers-using-backend
9844 (list (intern method) ""))
9848 (let ((ms-alist (mapcar (lambda (m) (cons (cadr m) m)) ms)))
9849 (cdr (assoc (completing-read "Server name: " ms-alist nil t)
9852 (error "No method given for respooling"))
9853 (if (assoc (symbol-name
9854 (car (gnus-find-method-for-group gnus-newsgroup-name)))
9855 (gnus-methods-using 'respool))
9856 (gnus-summary-move-article n nil method)
9857 (gnus-summary-copy-article n nil method)))
9859 (defun gnus-summary-import-article (file &optional edit)
9860 "Import an arbitrary file into a mail newsgroup."
9861 (interactive "fImport file: \nP")
9862 (let ((group gnus-newsgroup-name)
9863 (now (current-time))
9864 atts lines group-art)
9865 (unless (gnus-check-backend-function 'request-accept-article group)
9866 (error "%s does not support article importing" group))
9867 (or (file-readable-p file)
9868 (not (file-regular-p file))
9869 (error "Can't read %s" file))
9871 (set-buffer (gnus-get-buffer-create " *import file*"))
9873 (nnheader-insert-file-contents file)
9874 (goto-char (point-min))
9875 (if (nnheader-article-p)
9877 (goto-char (point-min))
9878 (search-forward "\n\n" nil t)
9879 (narrow-to-region (point-min) (1- (point)))
9880 (goto-char (point-min))
9881 (unless (re-search-forward "^date:" nil t)
9882 (goto-char (point-max))
9883 (insert "Date: " (message-make-date (nth 5 atts)) "\n")))
9884 ;; This doesn't look like an article, so we fudge some headers.
9885 (setq atts (file-attributes file)
9886 lines (count-lines (point-min) (point-max)))
9887 (insert "From: " (read-string "From: ") "\n"
9888 "Subject: " (read-string "Subject: ") "\n"
9889 "Date: " (message-make-date (nth 5 atts)) "\n"
9890 "Message-ID: " (message-make-message-id) "\n"
9891 "Lines: " (int-to-string lines) "\n"
9892 "Chars: " (int-to-string (nth 7 atts)) "\n\n"))
9893 (setq group-art (gnus-request-accept-article group nil t))
9894 (kill-buffer (current-buffer)))
9895 (setq gnus-newsgroup-active (gnus-activate-group group))
9897 (gnus-summary-goto-article (cdr group-art) nil t)
9899 (gnus-summary-edit-article))))
9901 (defun gnus-summary-create-article ()
9902 "Create an article in a mail newsgroup."
9904 (let ((group gnus-newsgroup-name)
9905 (now (current-time))
9907 (unless (gnus-check-backend-function 'request-accept-article group)
9908 (error "%s does not support article importing" group))
9910 (set-buffer (gnus-get-buffer-create " *import file*"))
9912 (goto-char (point-min))
9913 ;; This doesn't look like an article, so we fudge some headers.
9914 (insert "From: " (read-string "From: ") "\n"
9915 "Subject: " (read-string "Subject: ") "\n"
9916 "Date: " (message-make-date now) "\n"
9917 "Message-ID: " (message-make-message-id) "\n")
9918 (setq group-art (gnus-request-accept-article group nil t))
9919 (kill-buffer (current-buffer)))
9920 (setq gnus-newsgroup-active (gnus-activate-group group))
9922 (gnus-summary-goto-article (cdr group-art) nil t)
9923 (gnus-summary-edit-article)))
9925 (defun gnus-summary-article-posted-p ()
9926 "Say whether the current (mail) article is available from news as well.
9927 This will be the case if the article has both been mailed and posted."
9929 (let ((id (mail-header-references (gnus-summary-article-header)))
9930 (gnus-override-method (car (gnus-refer-article-methods))))
9931 (if (gnus-request-head id "")
9932 (gnus-message 2 "The current message was found on %s"
9933 gnus-override-method)
9934 (gnus-message 2 "The current message couldn't be found on %s"
9935 gnus-override-method)
9938 (defun gnus-summary-expire-articles (&optional now)
9939 "Expire all articles that are marked as expirable in the current group."
9941 (when (and (not gnus-group-is-exiting-without-update-p)
9942 (gnus-check-backend-function
9943 'request-expire-articles gnus-newsgroup-name))
9944 ;; This backend supports expiry.
9945 (let* ((total (gnus-group-total-expirable-p gnus-newsgroup-name))
9946 (expirable (if total
9948 ;; We need to update the info for
9949 ;; this group for `gnus-list-of-read-articles'
9950 ;; to give us the right answer.
9951 (gnus-run-hooks 'gnus-exit-group-hook)
9952 (gnus-summary-update-info)
9953 (gnus-list-of-read-articles gnus-newsgroup-name))
9954 (setq gnus-newsgroup-expirable
9955 (sort gnus-newsgroup-expirable '<))))
9956 (expiry-wait (if now 'immediate
9957 (gnus-group-find-parameter
9958 gnus-newsgroup-name 'expiry-wait)))
9959 (nnmail-expiry-target
9960 (or (gnus-group-find-parameter gnus-newsgroup-name 'expiry-target)
9961 nnmail-expiry-target))
9964 ;; There are expirable articles in this group, so we run them
9965 ;; through the expiry process.
9966 (gnus-message 6 "Expiring articles...")
9967 (unless (gnus-check-group gnus-newsgroup-name)
9968 (error "Can't open server for %s" gnus-newsgroup-name))
9969 ;; The list of articles that weren't expired is returned.
9972 (let ((nnmail-expiry-wait-function nil)
9973 (nnmail-expiry-wait expiry-wait))
9974 (setq es (gnus-request-expire-articles
9975 expirable gnus-newsgroup-name)))
9976 (setq es (gnus-request-expire-articles
9977 expirable gnus-newsgroup-name)))
9979 (setq gnus-newsgroup-expirable es))
9980 ;; We go through the old list of expirable, and mark all
9981 ;; really expired articles as nonexistent.
9982 (unless (eq es expirable) ;If nothing was expired, we don't mark.
9983 (let ((gnus-use-cache nil))
9984 (dolist (article expirable)
9985 (when (and (not (memq article es))
9986 (gnus-data-find article))
9987 (gnus-summary-mark-article article gnus-canceled-mark)
9988 (run-hook-with-args 'gnus-summary-article-expire-hook
9991 (assoc article (gnus-data-list nil)))
9995 (gnus-message 6 "Expiring articles...done")))))
9997 (defun gnus-summary-expire-articles-now ()
9998 "Expunge all expirable articles in the current group.
9999 This means that *all* articles that are marked as expirable will be
10000 deleted forever, right now."
10002 (or gnus-expert-user
10004 "Are you really, really sure you want to delete all expirable messages? ")
10006 (gnus-summary-expire-articles t))
10008 ;; Suggested by Jack Vinson <vinson@unagi.cis.upenn.edu>.
10009 (defun gnus-summary-delete-article (&optional n)
10010 "Delete the N next (mail) articles.
10011 This command actually deletes articles. This is not a marking
10012 command. The article will disappear forever from your life, never to
10015 If N is negative, delete backwards.
10016 If N is nil and articles have been marked with the process mark,
10017 delete these instead.
10019 If `gnus-novice-user' is non-nil you will be asked for
10020 confirmation before the articles are deleted."
10022 (unless (gnus-check-backend-function 'request-expire-articles
10023 gnus-newsgroup-name)
10024 (error "The current newsgroup does not support article deletion"))
10025 (unless (gnus-check-server (gnus-find-method-for-group gnus-newsgroup-name))
10026 (error "Couldn't open server"))
10027 ;; Compute the list of articles to delete.
10028 (let ((articles (sort (copy-sequence (gnus-summary-work-articles n)) '<))
10029 (nnmail-expiry-target 'delete)
10031 (if (and gnus-novice-user
10032 (not (gnus-yes-or-no-p
10033 (format "Do you really want to delete %s forever? "
10034 (if (> (length articles) 1)
10035 (format "these %s articles" (length articles))
10036 "this article")))))
10038 ;; Delete the articles.
10039 (setq not-deleted (gnus-request-expire-articles
10040 articles gnus-newsgroup-name 'force))
10042 (gnus-summary-remove-process-mark (car articles))
10043 ;; The backend might not have been able to delete the article
10045 (unless (memq (car articles) not-deleted)
10046 (gnus-summary-mark-article (car articles) gnus-canceled-mark))
10047 (let* ((article (car articles))
10048 (ghead (gnus-data-header
10049 (assoc article (gnus-data-list nil)))))
10050 (run-hook-with-args 'gnus-summary-article-delete-hook
10051 'delete ghead gnus-newsgroup-name nil
10053 (setq articles (cdr articles)))
10055 (gnus-message 4 "Couldn't delete articles %s" not-deleted)))
10056 (gnus-summary-position-point)
10057 (gnus-set-mode-line 'summary)
10060 (defun gnus-summary-edit-article (&optional arg)
10061 "Edit the current article.
10062 This will have permanent effect only in mail groups.
10063 If ARG is nil, edit the decoded articles.
10064 If ARG is 1, edit the raw articles.
10065 If ARG is 2, edit the raw articles even in read-only groups.
10066 If ARG is 3, edit the articles with the current handles.
10067 Otherwise, allow editing of articles even in read-only
10070 (let (force raw current-handles)
10079 (setq current-handles
10080 (and (gnus-buffer-live-p gnus-article-buffer)
10081 (with-current-buffer gnus-article-buffer
10083 gnus-article-mime-handles
10084 (setq gnus-article-mime-handles nil))))))
10087 (when (and raw (not force)
10088 (member gnus-newsgroup-name '("nndraft:delayed"
10091 (error "Can't edit the raw article in group %s"
10092 gnus-newsgroup-name))
10094 (set-buffer gnus-summary-buffer)
10095 (let ((mail-parse-charset gnus-newsgroup-charset)
10096 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets))
10097 (gnus-set-global-variables)
10098 (when (and (not force)
10099 (gnus-group-read-only-p))
10100 (error "The current newsgroup does not support article editing"))
10101 (gnus-summary-show-article t)
10102 (when (and (not raw) (gnus-buffer-live-p gnus-article-buffer))
10103 (with-current-buffer gnus-article-buffer
10104 (mm-enable-multibyte)))
10105 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
10107 (gnus-article-edit-article
10110 (let ((mbl mml-buffer-list))
10111 (setq mml-buffer-list nil)
10112 (let ((rfc2047-quote-decoded-words-containing-tspecials t))
10113 (mime-to-mml ,'current-handles))
10114 (let ((mbl1 mml-buffer-list))
10115 (setq mml-buffer-list mbl)
10116 (set (make-local-variable 'mml-buffer-list) mbl1))
10117 (gnus-make-local-hook 'kill-buffer-hook)
10118 (add-hook 'kill-buffer-hook 'mml-destroy-buffers t t))))
10119 `(lambda (no-highlight)
10120 (let ((mail-parse-charset ',gnus-newsgroup-charset)
10121 (message-options message-options)
10122 (message-options-set-recipient)
10123 (mail-parse-ignored-charsets
10124 ',gnus-newsgroup-ignored-charsets)
10125 (rfc2047-header-encoding-alist
10126 ',(let ((charset (gnus-group-name-charset
10127 (gnus-find-method-for-group
10128 gnus-newsgroup-name)
10129 gnus-newsgroup-name)))
10130 (append (list (cons "Newsgroups" charset)
10131 (cons "Followup-To" charset)
10132 (cons "Xref" charset))
10133 rfc2047-header-encoding-alist))))
10134 ,(if (not raw) '(progn
10136 (mml-destroy-buffers)
10137 (remove-hook 'kill-buffer-hook
10138 'mml-destroy-buffers t)
10139 (kill-local-variable 'mml-buffer-list)))
10140 (gnus-summary-edit-article-done
10141 ,(or (mail-header-references gnus-current-headers) "")
10142 ,(gnus-group-read-only-p)
10143 ,gnus-summary-buffer no-highlight))))))))
10145 (defalias 'gnus-summary-edit-article-postpone 'gnus-article-edit-exit)
10147 (defun gnus-summary-edit-article-done (&optional references read-only buffer
10149 "Make edits to the current article permanent."
10152 ;; The buffer restriction contains the entire article if it exists.
10153 (when (article-goto-body)
10154 (let ((lines (count-lines (point) (point-max)))
10155 (length (- (point-max) (point)))
10156 (case-fold-search t)
10157 (body (copy-marker (point))))
10158 (goto-char (point-min))
10159 (when (re-search-forward "^content-length:[ \t]\\([0-9]+\\)" body t)
10160 (delete-region (match-beginning 1) (match-end 1))
10161 (insert (number-to-string length)))
10162 (goto-char (point-min))
10163 (when (re-search-forward
10164 "^x-content-length:[ \t]\\([0-9]+\\)" body t)
10165 (delete-region (match-beginning 1) (match-end 1))
10166 (insert (number-to-string length)))
10167 (goto-char (point-min))
10168 (when (re-search-forward "^lines:[ \t]\\([0-9]+\\)" body t)
10169 (delete-region (match-beginning 1) (match-end 1))
10170 (insert (number-to-string lines))))))
10171 ;; Replace the article.
10172 (let ((buf (current-buffer)))
10174 (insert-buffer-substring buf)
10176 (if (and (not read-only)
10177 (not (gnus-request-replace-article
10178 (cdr gnus-article-current) (car gnus-article-current)
10179 (current-buffer) t)))
10180 (error "Couldn't replace article")
10181 ;; Update the summary buffer.
10182 (if (and references
10183 (equal (message-tokenize-header references " ")
10184 (message-tokenize-header
10185 (or (message-fetch-field "references") "") " ")))
10186 ;; We only have to update this line.
10189 (message-narrow-to-head)
10190 (let ((head (buffer-substring-no-properties
10191 (point-min) (point-max)))
10194 (insert (format "211 %d Article retrieved.\n"
10195 (cdr gnus-article-current)))
10198 (let ((nntp-server-buffer (current-buffer)))
10199 (setq header (car (gnus-get-newsgroup-headers
10202 (set-buffer gnus-summary-buffer)
10203 (gnus-data-set-header
10204 (gnus-data-find (cdr gnus-article-current))
10206 (gnus-summary-update-article-line
10207 (cdr gnus-article-current) header)
10208 (if (gnus-summary-goto-subject
10209 (cdr gnus-article-current) nil t)
10210 (gnus-summary-update-secondary-mark
10211 (cdr gnus-article-current))))))))
10213 (set-buffer (or buffer gnus-summary-buffer))
10214 (gnus-summary-update-article (cdr gnus-article-current))
10215 (if (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
10216 (gnus-summary-update-secondary-mark
10217 (cdr gnus-article-current))))
10218 ;; Prettify the article buffer again.
10219 (unless no-highlight
10221 (set-buffer gnus-article-buffer)
10222 ;;;!!! Fix this -- article should be rehighlighted.
10223 ;;;(gnus-run-hooks 'gnus-article-display-hook)
10224 (set-buffer gnus-original-article-buffer)
10225 (gnus-request-article
10226 (cdr gnus-article-current)
10227 (car gnus-article-current) (current-buffer))))
10228 ;; Prettify the summary buffer line.
10229 (when (gnus-visual-p 'summary-highlight 'highlight)
10230 (gnus-run-hooks 'gnus-visual-mark-article-hook))))))
10232 (defun gnus-summary-edit-wash (key)
10233 "Perform editing command KEY in the article buffer."
10237 (message "%s" (concat (this-command-keys) "- "))
10240 (gnus-summary-edit-article)
10241 (execute-kbd-macro (concat (this-command-keys) key))
10242 (gnus-article-edit-done))
10246 (defun gnus-summary-respool-query (&optional silent trace)
10247 "Query where the respool algorithm would put this article."
10249 (let (gnus-mark-article-hook)
10250 (gnus-summary-select-article)
10252 (set-buffer gnus-original-article-buffer)
10253 (let ((groups (nnmail-article-group 'identity trace)))
10256 (message "This message would go to %s"
10257 (mapconcat 'car groups ", "))
10258 (message "This message would go to no groups"))
10261 (defun gnus-summary-respool-trace ()
10262 "Trace where the respool algorithm would put this article.
10263 Display a buffer showing all fancy splitting patterns which matched."
10265 (gnus-summary-respool-query nil t))
10267 ;; Summary marking commands.
10269 (defun gnus-summary-kill-same-subject-and-select (&optional unmark)
10270 "Mark articles which has the same subject as read, and then select the next.
10271 If UNMARK is positive, remove any kind of mark.
10272 If UNMARK is negative, tick articles."
10275 (setq unmark (prefix-numeric-value unmark)))
10277 (gnus-summary-mark-same-subject
10278 (gnus-summary-article-subject) unmark)))
10279 ;; Select next unread article. If auto-select-same mode, should
10280 ;; select the first unread article.
10281 (gnus-summary-next-article t (and gnus-auto-select-same
10282 (gnus-summary-article-subject)))
10283 (gnus-message 7 "%d article%s marked as %s"
10284 count (if (= count 1) " is" "s are")
10285 (if unmark "unread" "read"))))
10287 (defun gnus-summary-kill-same-subject (&optional unmark)
10288 "Mark articles which has the same subject as read.
10289 If UNMARK is positive, remove any kind of mark.
10290 If UNMARK is negative, tick articles."
10293 (setq unmark (prefix-numeric-value unmark)))
10295 (gnus-summary-mark-same-subject
10296 (gnus-summary-article-subject) unmark)))
10297 ;; If marked as read, go to next unread subject.
10298 (when (null unmark)
10299 ;; Go to next unread subject.
10300 (gnus-summary-next-subject 1 t))
10301 (gnus-message 7 "%d articles are marked as %s"
10302 count (if unmark "unread" "read"))))
10304 (defun gnus-summary-mark-same-subject (subject &optional unmark)
10305 "Mark articles with same SUBJECT as read, and return marked number.
10306 If optional argument UNMARK is positive, remove any kinds of marks.
10307 If optional argument UNMARK is negative, mark articles as unread instead."
10311 ((null unmark) ; Mark as read.
10314 (gnus-summary-mark-article-as-read gnus-killed-mark)
10315 (gnus-summary-show-thread) t)
10316 (gnus-summary-find-subject subject))
10317 (setq count (1+ count))))
10318 ((> unmark 0) ; Tick.
10321 (gnus-summary-mark-article-as-unread gnus-ticked-mark)
10322 (gnus-summary-show-thread) t)
10323 (gnus-summary-find-subject subject))
10324 (setq count (1+ count))))
10325 (t ; Mark as unread.
10328 (gnus-summary-mark-article-as-unread gnus-unread-mark)
10329 (gnus-summary-show-thread) t)
10330 (gnus-summary-find-subject subject))
10331 (setq count (1+ count)))))
10332 (gnus-set-mode-line 'summary)
10333 ;; Return the number of marked articles.
10336 (defun gnus-summary-mark-as-processable (n &optional unmark)
10337 "Set the process mark on the next N articles.
10338 If N is negative, mark backward instead. If UNMARK is non-nil, remove
10339 the process mark instead. The difference between N and the actual
10340 number of articles marked is returned."
10342 (if (and (null n) (gnus-region-active-p))
10343 (gnus-uu-mark-region (region-beginning) (region-end) unmark)
10344 (setq n (prefix-numeric-value n))
10345 (let ((backward (< n 0))
10350 (gnus-summary-remove-process-mark
10351 (gnus-summary-article-number))
10352 (gnus-summary-set-process-mark (gnus-summary-article-number)))
10353 (zerop (gnus-summary-next-subject (if backward -1 1) nil t)))
10356 (gnus-message 7 "No more articles"))
10357 (gnus-summary-recenter)
10358 (gnus-summary-position-point)
10361 (defun gnus-summary-unmark-as-processable (n)
10362 "Remove the process mark from the next N articles.
10363 If N is negative, unmark backward instead. The difference between N and
10364 the actual number of articles unmarked is returned."
10366 (gnus-summary-mark-as-processable n t))
10368 (defun gnus-summary-unmark-all-processable ()
10369 "Remove the process mark from all articles."
10372 (while gnus-newsgroup-processable
10373 (gnus-summary-remove-process-mark (car gnus-newsgroup-processable))))
10374 (gnus-summary-position-point))
10376 (defun gnus-summary-add-mark (article type)
10377 "Mark ARTICLE with a mark of TYPE."
10378 (let ((vtype (car (assq type gnus-article-mark-lists)))
10381 (error "No such mark type: %s" type)
10382 (setq var (intern (format "gnus-newsgroup-%s" type)))
10383 (set var (cons article (symbol-value var)))
10384 (if (memq type '(processable cached replied forwarded recent saved))
10385 (gnus-summary-update-secondary-mark article)
10386 ;;; !!! This is bogus. We should find out what primary
10387 ;;; !!! mark we want to set.
10388 (gnus-summary-update-mark gnus-del-mark 'unread)))))
10390 (defun gnus-summary-mark-as-expirable (n)
10391 "Mark N articles forward as expirable.
10392 If N is negative, mark backward instead. The difference between N and
10393 the actual number of articles marked is returned."
10395 (gnus-summary-mark-forward n gnus-expirable-mark))
10397 (defun gnus-summary-mark-as-spam (n)
10398 "Mark N articles forward as spam.
10399 If N is negative, mark backward instead. The difference between N and
10400 the actual number of articles marked is returned."
10402 (gnus-summary-mark-forward n gnus-spam-mark))
10404 (defun gnus-summary-mark-article-as-replied (article)
10405 "Mark ARTICLE as replied to and update the summary line.
10406 ARTICLE can also be a list of articles."
10407 (interactive (list (gnus-summary-article-number)))
10408 (let ((articles (if (listp article) article (list article))))
10409 (dolist (article articles)
10410 (unless (numberp article)
10411 (error "%s is not a number" article))
10412 (push article gnus-newsgroup-replied)
10413 (let ((buffer-read-only nil))
10414 (when (gnus-summary-goto-subject article nil t)
10415 (gnus-summary-update-secondary-mark article))))))
10417 (defun gnus-summary-mark-article-as-forwarded (article)
10418 "Mark ARTICLE as forwarded and update the summary line.
10419 ARTICLE can also be a list of articles."
10420 (let ((articles (if (listp article) article (list article))))
10421 (dolist (article articles)
10422 (push article gnus-newsgroup-forwarded)
10423 (let ((buffer-read-only nil))
10424 (when (gnus-summary-goto-subject article nil t)
10425 (gnus-summary-update-secondary-mark article))))))
10427 (defun gnus-summary-set-bookmark (article)
10428 "Set a bookmark in current article."
10429 (interactive (list (gnus-summary-article-number)))
10430 (when (or (not (get-buffer gnus-article-buffer))
10431 (not gnus-current-article)
10432 (not gnus-article-current)
10433 (not (equal gnus-newsgroup-name (car gnus-article-current))))
10434 (error "No current article selected"))
10435 ;; Remove old bookmark, if one exists.
10436 (gnus-pull article gnus-newsgroup-bookmarks)
10437 ;; Set the new bookmark, which is on the form
10438 ;; (article-number . line-number-in-body).
10441 (with-current-buffer gnus-article-buffer
10445 (article-goto-body)
10448 gnus-newsgroup-bookmarks)
10449 (gnus-message 6 "A bookmark has been added to the current article."))
10451 (defun gnus-summary-remove-bookmark (article)
10452 "Remove the bookmark from the current article."
10453 (interactive (list (gnus-summary-article-number)))
10454 ;; Remove old bookmark, if one exists.
10455 (if (not (assq article gnus-newsgroup-bookmarks))
10456 (gnus-message 6 "No bookmark in current article.")
10457 (gnus-pull article gnus-newsgroup-bookmarks)
10458 (gnus-message 6 "Removed bookmark.")))
10460 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
10461 (defun gnus-summary-mark-as-dormant (n)
10462 "Mark N articles forward as dormant.
10463 If N is negative, mark backward instead. The difference between N and
10464 the actual number of articles marked is returned."
10466 (gnus-summary-mark-forward n gnus-dormant-mark))
10468 (defun gnus-summary-set-process-mark (article)
10469 "Set the process mark on ARTICLE and update the summary line."
10470 (setq gnus-newsgroup-processable
10472 (delq article gnus-newsgroup-processable)))
10473 (when (gnus-summary-goto-subject article)
10474 (gnus-summary-show-thread)
10475 (gnus-summary-goto-subject article)
10476 (gnus-summary-update-secondary-mark article)))
10478 (defun gnus-summary-remove-process-mark (&rest articles)
10479 "Remove the process mark from ARTICLES and update the summary line."
10480 (dolist (article articles)
10481 (setq gnus-newsgroup-processable (delq article gnus-newsgroup-processable))
10482 (when (gnus-summary-goto-subject article)
10483 (gnus-summary-show-thread)
10484 (gnus-summary-goto-subject article)
10485 (gnus-summary-update-secondary-mark article)))
10488 (defun gnus-summary-set-saved-mark (article)
10489 "Set the process mark on ARTICLE and update the summary line."
10490 (push article gnus-newsgroup-saved)
10491 (when (gnus-summary-goto-subject article)
10492 (gnus-summary-update-secondary-mark article)))
10494 (defun gnus-summary-mark-forward (n &optional mark no-expire)
10495 "Mark N articles as read forwards.
10496 If N is negative, mark backwards instead. Mark with MARK, ?r by default.
10497 The difference between N and the actual number of articles marked is
10499 If NO-EXPIRE, auto-expiry will be inhibited."
10501 (gnus-summary-show-thread)
10502 (let ((backward (< n 0))
10503 (gnus-summary-goto-unread
10504 (and gnus-summary-goto-unread
10505 (not (eq gnus-summary-goto-unread 'never))
10506 (not (memq mark (list gnus-unread-mark gnus-spam-mark
10507 gnus-ticked-mark gnus-dormant-mark)))))
10509 (mark (or mark gnus-del-mark)))
10510 (while (and (> n 0)
10511 (gnus-summary-mark-article nil mark no-expire)
10512 (zerop (gnus-summary-next-subject
10514 (and gnus-summary-goto-unread
10515 (not (eq gnus-summary-goto-unread 'never)))
10519 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
10520 (gnus-summary-recenter)
10521 (gnus-summary-position-point)
10522 (gnus-set-mode-line 'summary)
10525 (defun gnus-summary-mark-article-as-read (mark)
10526 "Mark the current article quickly as read with MARK."
10527 (let ((article (gnus-summary-article-number)))
10528 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10529 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10530 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
10531 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10532 (push (cons article mark) gnus-newsgroup-reads)
10533 ;; Possibly remove from cache, if that is used.
10534 (when gnus-use-cache
10535 (gnus-cache-enter-remove-article article))
10536 ;; Allow the backend to change the mark.
10537 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10538 ;; Check for auto-expiry.
10539 (when (and gnus-newsgroup-auto-expire
10540 (memq mark gnus-auto-expirable-marks))
10541 (setq mark gnus-expirable-mark)
10542 ;; Let the backend know about the mark change.
10543 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10544 (push article gnus-newsgroup-expirable))
10545 ;; Set the mark in the buffer.
10546 (gnus-summary-update-mark mark 'unread)
10549 (defun gnus-summary-mark-article-as-unread (mark)
10550 "Mark the current article quickly as unread with MARK."
10551 (let* ((article (gnus-summary-article-number))
10552 (old-mark (gnus-summary-article-mark article)))
10553 ;; Allow the backend to change the mark.
10554 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10555 (if (eq mark old-mark)
10559 (gnus-error 1 "Can't mark negative article numbers")
10561 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10562 (setq gnus-newsgroup-spam-marked
10563 (delq article gnus-newsgroup-spam-marked))
10564 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10565 (setq gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable))
10566 (setq gnus-newsgroup-reads (delq article gnus-newsgroup-reads))
10567 (cond ((= mark gnus-ticked-mark)
10568 (setq gnus-newsgroup-marked
10569 (gnus-add-to-sorted-list gnus-newsgroup-marked
10571 ((= mark gnus-spam-mark)
10572 (setq gnus-newsgroup-spam-marked
10573 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
10575 ((= mark gnus-dormant-mark)
10576 (setq gnus-newsgroup-dormant
10577 (gnus-add-to-sorted-list gnus-newsgroup-dormant
10580 (setq gnus-newsgroup-unreads
10581 (gnus-add-to-sorted-list gnus-newsgroup-unreads
10583 (gnus-pull article gnus-newsgroup-reads)
10585 ;; See whether the article is to be put in the cache.
10586 (and gnus-use-cache
10587 (vectorp (gnus-summary-article-header article))
10589 (gnus-cache-possibly-enter-article
10590 gnus-newsgroup-name article
10591 (= mark gnus-ticked-mark)
10592 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
10595 (gnus-summary-update-mark mark 'unread)
10598 (defun gnus-summary-mark-article (&optional article mark no-expire)
10599 "Mark ARTICLE with MARK. MARK can be any character.
10600 Four MARK strings are reserved: `? ' (unread), `?!' (ticked),
10601 `??' (dormant) and `?E' (expirable).
10602 If MARK is nil, then the default character `?r' is used.
10603 If ARTICLE is nil, then the article on the current line will be
10605 If NO-EXPIRE, auto-expiry will be inhibited."
10606 ;; The mark might be a string.
10607 (when (stringp mark)
10608 (setq mark (aref mark 0)))
10609 ;; If no mark is given, then we check auto-expiring.
10611 (setq mark gnus-del-mark))
10612 (when (and (not no-expire)
10613 gnus-newsgroup-auto-expire
10614 (memq mark gnus-auto-expirable-marks))
10615 (setq mark gnus-expirable-mark))
10616 (let ((article (or article (gnus-summary-article-number)))
10617 (old-mark (gnus-summary-article-mark article)))
10618 ;; Allow the backend to change the mark.
10619 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10620 (if (eq mark old-mark)
10623 (error "No article on current line"))
10624 (if (not (if (or (= mark gnus-unread-mark)
10625 (= mark gnus-ticked-mark)
10626 (= mark gnus-spam-mark)
10627 (= mark gnus-dormant-mark))
10628 (gnus-mark-article-as-unread article mark)
10629 (gnus-mark-article-as-read article mark)))
10631 ;; See whether the article is to be put in the cache.
10632 (and gnus-use-cache
10633 (not (= mark gnus-canceled-mark))
10634 (vectorp (gnus-summary-article-header article))
10636 (gnus-cache-possibly-enter-article
10637 gnus-newsgroup-name article
10638 (= mark gnus-ticked-mark)
10639 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
10641 (when (gnus-summary-goto-subject article nil t)
10642 (let ((buffer-read-only nil))
10643 (gnus-summary-show-thread)
10645 (gnus-summary-update-mark mark 'unread)
10648 (defun gnus-summary-update-secondary-mark (article)
10649 "Update the secondary (read, process, cache) mark."
10650 (gnus-summary-update-mark
10651 (cond ((memq article gnus-newsgroup-processable)
10653 ((memq article gnus-newsgroup-cached)
10655 ((memq article gnus-newsgroup-replied)
10657 ((memq article gnus-newsgroup-forwarded)
10658 gnus-forwarded-mark)
10659 ((memq article gnus-newsgroup-saved)
10661 ((memq article gnus-newsgroup-recent)
10663 ((memq article gnus-newsgroup-unseen)
10667 (when (gnus-visual-p 'summary-highlight 'highlight)
10668 (gnus-run-hooks 'gnus-summary-update-hook))
10671 (defun gnus-summary-update-download-mark (article)
10672 "Update the download mark."
10673 (gnus-summary-update-mark
10674 (cond ((memq article gnus-newsgroup-undownloaded)
10675 gnus-undownloaded-mark)
10676 (gnus-newsgroup-agentized
10677 gnus-downloaded-mark)
10681 (gnus-summary-update-line t)
10684 (defun gnus-summary-update-mark (mark type)
10685 (let ((forward (cdr (assq type gnus-summary-mark-positions)))
10686 (buffer-read-only nil))
10687 (re-search-backward "[\n\r]" (point-at-bol) 'move-to-limit)
10689 (when (looking-at "\r")
10691 (when (<= (+ forward (point)) (point-max))
10692 ;; Go to the right position on the line.
10693 (goto-char (+ forward (point)))
10694 ;; Replace the old mark with the new mark.
10695 (subst-char-in-region (point) (1+ (point)) (char-after) mark)
10696 ;; Optionally update the marks by some user rule.
10697 (when (eq type 'unread)
10698 (gnus-data-set-mark
10699 (gnus-data-find (gnus-summary-article-number)) mark)
10700 (gnus-summary-update-line (eq mark gnus-unread-mark)))))))
10702 (defun gnus-mark-article-as-read (article &optional mark)
10703 "Enter ARTICLE in the pertinent lists and remove it from others."
10704 ;; Make the article expirable.
10705 (let ((mark (or mark gnus-del-mark)))
10706 (setq gnus-newsgroup-expirable
10707 (if (= mark gnus-expirable-mark)
10708 (gnus-add-to-sorted-list gnus-newsgroup-expirable article)
10709 (delq article gnus-newsgroup-expirable)))
10710 ;; Remove from unread and marked lists.
10711 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10712 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10713 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
10714 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10715 (push (cons article mark) gnus-newsgroup-reads)
10716 ;; Possibly remove from cache, if that is used.
10717 (when gnus-use-cache
10718 (gnus-cache-enter-remove-article article))
10721 (defun gnus-mark-article-as-unread (article &optional mark)
10722 "Enter ARTICLE in the pertinent lists and remove it from others."
10723 (let ((mark (or mark gnus-ticked-mark)))
10726 (gnus-error 1 "Can't mark negative article numbers")
10728 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked)
10729 gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked)
10730 gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant)
10731 gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable)
10732 gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10734 ;; Unsuppress duplicates?
10735 (when gnus-suppress-duplicates
10736 (gnus-dup-unsuppress-article article))
10738 (cond ((= mark gnus-ticked-mark)
10739 (setq gnus-newsgroup-marked
10740 (gnus-add-to-sorted-list gnus-newsgroup-marked article)))
10741 ((= mark gnus-spam-mark)
10742 (setq gnus-newsgroup-spam-marked
10743 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
10745 ((= mark gnus-dormant-mark)
10746 (setq gnus-newsgroup-dormant
10747 (gnus-add-to-sorted-list gnus-newsgroup-dormant article)))
10749 (setq gnus-newsgroup-unreads
10750 (gnus-add-to-sorted-list gnus-newsgroup-unreads article))))
10751 (gnus-pull article gnus-newsgroup-reads)
10754 (defalias 'gnus-summary-mark-as-unread-forward
10755 'gnus-summary-tick-article-forward)
10756 (make-obsolete 'gnus-summary-mark-as-unread-forward
10757 'gnus-summary-tick-article-forward)
10758 (defun gnus-summary-tick-article-forward (n)
10759 "Tick N articles forwards.
10760 If N is negative, tick backwards instead.
10761 The difference between N and the number of articles ticked is returned."
10763 (gnus-summary-mark-forward n gnus-ticked-mark))
10765 (defalias 'gnus-summary-mark-as-unread-backward
10766 'gnus-summary-tick-article-backward)
10767 (make-obsolete 'gnus-summary-mark-as-unread-backward
10768 'gnus-summary-tick-article-backward)
10769 (defun gnus-summary-tick-article-backward (n)
10770 "Tick N articles backwards.
10771 The difference between N and the number of articles ticked is returned."
10773 (gnus-summary-mark-forward (- n) gnus-ticked-mark))
10775 (defalias 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
10776 (make-obsolete 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
10777 (defun gnus-summary-tick-article (&optional article clear-mark)
10778 "Mark current article as unread.
10779 Optional 1st argument ARTICLE specifies article number to be marked as unread.
10780 Optional 2nd argument CLEAR-MARK remove any kinds of mark."
10782 (gnus-summary-mark-article article (if clear-mark gnus-unread-mark
10783 gnus-ticked-mark)))
10785 (defun gnus-summary-mark-as-read-forward (n)
10786 "Mark N articles as read forwards.
10787 If N is negative, mark backwards instead.
10788 The difference between N and the actual number of articles marked is
10791 (gnus-summary-mark-forward n gnus-del-mark gnus-inhibit-user-auto-expire))
10793 (defun gnus-summary-mark-as-read-backward (n)
10794 "Mark the N articles as read backwards.
10795 The difference between N and the actual number of articles marked is
10798 (gnus-summary-mark-forward
10799 (- n) gnus-del-mark gnus-inhibit-user-auto-expire))
10801 (defun gnus-summary-mark-as-read (&optional article mark)
10802 "Mark current article as read.
10803 ARTICLE specifies the article to be marked as read.
10804 MARK specifies a string to be inserted at the beginning of the line."
10805 (gnus-summary-mark-article article mark))
10807 (defun gnus-summary-clear-mark-forward (n)
10808 "Clear marks from N articles forward.
10809 If N is negative, clear backward instead.
10810 The difference between N and the number of marks cleared is returned."
10812 (gnus-summary-mark-forward n gnus-unread-mark))
10814 (defun gnus-summary-clear-mark-backward (n)
10815 "Clear marks from N articles backward.
10816 The difference between N and the number of marks cleared is returned."
10818 (gnus-summary-mark-forward (- n) gnus-unread-mark))
10820 (defun gnus-summary-mark-unread-as-read ()
10821 "Intended to be used by `gnus-summary-mark-article-hook'."
10822 (when (memq gnus-current-article gnus-newsgroup-unreads)
10823 (gnus-summary-mark-article gnus-current-article gnus-read-mark)))
10825 (defun gnus-summary-mark-read-and-unread-as-read (&optional new-mark)
10826 "Intended to be used by `gnus-summary-mark-article-hook'."
10827 (let ((mark (gnus-summary-article-mark)))
10828 (when (or (gnus-unread-mark-p mark)
10829 (gnus-read-mark-p mark))
10830 (gnus-summary-mark-article gnus-current-article
10831 (or new-mark gnus-read-mark)))))
10833 (defun gnus-summary-mark-current-read-and-unread-as-read (&optional new-mark)
10834 "Intended to be used by `gnus-summary-mark-article-hook'."
10835 (let ((mark (gnus-summary-article-mark)))
10836 (when (or (gnus-unread-mark-p mark)
10837 (gnus-read-mark-p mark))
10838 (gnus-summary-mark-article (gnus-summary-article-number)
10839 (or new-mark gnus-read-mark)))))
10841 (defun gnus-summary-mark-unread-as-ticked ()
10842 "Intended to be used by `gnus-summary-mark-article-hook'."
10843 (when (memq gnus-current-article gnus-newsgroup-unreads)
10844 (gnus-summary-mark-article gnus-current-article gnus-ticked-mark)))
10846 (defun gnus-summary-mark-region-as-read (point mark all)
10847 "Mark all unread articles between point and mark as read.
10848 If given a prefix, mark all articles between point and mark as read,
10849 even ticked and dormant ones."
10850 (interactive "r\nP")
10854 (beginning-of-line)
10859 (memq (setq article (gnus-summary-article-number))
10860 gnus-newsgroup-unreads))
10861 (gnus-summary-mark-article article gnus-del-mark))
10863 (gnus-summary-find-next))))))
10865 (defun gnus-summary-mark-below (score mark)
10866 "Mark articles with score less than SCORE with MARK."
10867 (interactive "P\ncMark: ")
10868 (setq score (if score
10869 (prefix-numeric-value score)
10870 (or gnus-summary-default-score 0)))
10872 (set-buffer gnus-summary-buffer)
10873 (goto-char (point-min))
10876 (and (< (gnus-summary-article-score) score)
10877 (gnus-summary-mark-article nil mark))
10878 (gnus-summary-find-next)))))
10880 (defun gnus-summary-kill-below (&optional score)
10881 "Mark articles with score below SCORE as read."
10883 (gnus-summary-mark-below score gnus-killed-mark))
10885 (defun gnus-summary-clear-above (&optional score)
10886 "Clear all marks from articles with score above SCORE."
10888 (gnus-summary-mark-above score gnus-unread-mark))
10890 (defun gnus-summary-tick-above (&optional score)
10891 "Tick all articles with score above SCORE."
10893 (gnus-summary-mark-above score gnus-ticked-mark))
10895 (defun gnus-summary-mark-above (score mark)
10896 "Mark articles with score over SCORE with MARK."
10897 (interactive "P\ncMark: ")
10898 (setq score (if score
10899 (prefix-numeric-value score)
10900 (or gnus-summary-default-score 0)))
10902 (set-buffer gnus-summary-buffer)
10903 (goto-char (point-min))
10905 (when (> (gnus-summary-article-score) score)
10906 (gnus-summary-mark-article nil mark))
10908 (gnus-summary-find-next)))))
10910 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
10911 (defalias 'gnus-summary-show-all-expunged 'gnus-summary-limit-include-expunged)
10912 (defun gnus-summary-limit-include-expunged (&optional no-error)
10913 "Display all the hidden articles that were expunged for low scores."
10915 (let ((buffer-read-only nil))
10916 (let ((scored gnus-newsgroup-scored)
10919 (unless (gnus-summary-article-header (caar scored))
10920 (and (setq h (gnus-number-to-header (caar scored)))
10921 (< (cdar scored) gnus-summary-expunge-below)
10923 (setq scored (cdr scored)))
10925 (when (not no-error)
10926 (error "No expunged articles hidden"))
10927 (goto-char (point-min))
10928 (push gnus-newsgroup-limit gnus-newsgroup-limits)
10929 (setq gnus-newsgroup-limit (copy-sequence gnus-newsgroup-limit))
10930 (dolist (x headers)
10931 (push (mail-header-number x) gnus-newsgroup-limit))
10932 (gnus-summary-prepare-unthreaded (nreverse headers))
10933 (goto-char (point-min))
10934 (gnus-summary-position-point)
10937 (defun gnus-summary-catchup (&optional all quietly to-here not-mark reverse)
10938 "Mark all unread articles in this newsgroup as read.
10939 If prefix argument ALL is non-nil, ticked and dormant articles will
10940 also be marked as read.
10941 If QUIETLY is non-nil, no questions will be asked.
10943 If TO-HERE is non-nil, it should be a point in the buffer. All
10944 articles before (after, if REVERSE is set) this point will be marked
10947 Note that this function will only catch up the unread article
10948 in the current summary buffer limitation.
10950 The number of articles marked as read is returned."
10955 (not gnus-interactive-catchup) ;Without confirmation?
10959 "Mark absolutely all articles as read? "
10960 "Mark all unread articles as read? ")))
10962 (not gnus-newsgroup-adaptive)
10963 (not gnus-newsgroup-auto-expire)
10964 (not gnus-suppress-duplicates)
10965 (or (not gnus-use-cache)
10966 (eq gnus-use-cache 'passive)))
10969 (setq gnus-newsgroup-marked nil
10970 gnus-newsgroup-spam-marked nil
10971 gnus-newsgroup-dormant nil))
10972 (setq gnus-newsgroup-unreads
10973 (gnus-sorted-nunion
10974 (gnus-sorted-intersection gnus-newsgroup-unreads
10975 gnus-newsgroup-downloadable)
10976 (gnus-sorted-difference gnus-newsgroup-unfetched
10977 gnus-newsgroup-cached))))
10978 ;; We actually mark all articles as canceled, which we
10979 ;; have to do when using auto-expiry or adaptive scoring.
10980 (gnus-summary-show-all-threads)
10981 (if (and to-here reverse)
10983 (goto-char to-here)
10984 (gnus-summary-mark-current-read-and-unread-as-read
10986 (while (gnus-summary-find-next (not all))
10987 (gnus-summary-mark-article-as-read gnus-catchup-mark)))
10988 (when (gnus-summary-first-subject (not all))
10990 (if to-here (< (point) to-here) t)
10991 (gnus-summary-mark-article-as-read gnus-catchup-mark)
10992 (gnus-summary-find-next (not all))))))
10993 (gnus-set-mode-line 'summary))
10995 (gnus-summary-position-point)))
10997 (defun gnus-summary-catchup-to-here (&optional all)
10998 "Mark all unticked articles before the current one as read.
10999 If ALL is non-nil, also mark ticked and dormant articles as read."
11002 (gnus-save-hidden-threads
11003 (let ((beg (point)))
11004 ;; We check that there are unread articles.
11005 (when (or all (gnus-summary-find-prev))
11006 (gnus-summary-catchup all t beg)))))
11007 (gnus-summary-position-point))
11009 (defun gnus-summary-catchup-from-here (&optional all)
11010 "Mark all unticked articles after (and including) the current one as read.
11011 If ALL is non-nil, also mark ticked and dormant articles as read."
11014 (gnus-save-hidden-threads
11015 (let ((beg (point)))
11016 ;; We check that there are unread articles.
11017 (when (or all (gnus-summary-find-next))
11018 (gnus-summary-catchup all t beg nil t)))))
11019 (gnus-summary-position-point))
11021 (defun gnus-summary-catchup-all (&optional quietly)
11022 "Mark all articles in this newsgroup as read.
11023 This command is dangerous. Normally, you want \\[gnus-summary-catchup]
11024 instead, which marks only unread articles as read."
11026 (gnus-summary-catchup t quietly))
11028 (defun gnus-summary-catchup-and-exit (&optional all quietly)
11029 "Mark all unread articles in this group as read, then exit.
11030 If prefix argument ALL is non-nil, all articles are marked as read.
11031 If QUIETLY is non-nil, no questions will be asked."
11033 (when (gnus-summary-catchup all quietly nil 'fast)
11034 ;; Select next newsgroup or exit.
11035 (if (and (not (gnus-group-quit-config gnus-newsgroup-name))
11036 (eq gnus-auto-select-next 'quietly))
11037 (gnus-summary-next-group nil)
11038 (gnus-summary-exit))))
11040 (defun gnus-summary-catchup-all-and-exit (&optional quietly)
11041 "Mark all articles in this newsgroup as read, and then exit.
11042 This command is dangerous. Normally, you want \\[gnus-summary-catchup-and-exit]
11043 instead, which marks only unread articles as read."
11045 (gnus-summary-catchup-and-exit t quietly))
11047 (defun gnus-summary-catchup-and-goto-next-group (&optional all)
11048 "Mark all articles in this group as read and select the next group.
11049 If given a prefix, mark all articles, unread as well as ticked, as
11053 (gnus-summary-catchup all))
11054 (gnus-summary-next-group))
11056 (defun gnus-summary-catchup-and-goto-prev-group (&optional all)
11057 "Mark all articles in this group as read and select the previous group.
11058 If given a prefix, mark all articles, unread as well as ticked, as
11062 (gnus-summary-catchup all))
11063 (gnus-summary-next-group nil nil t))
11069 (defmacro gnus-with-article (article &rest forms)
11070 "Select ARTICLE and perform FORMS in the original article buffer.
11071 Then replace the article with the result."
11073 ;; We don't want the article to be marked as read.
11074 (let (gnus-mark-article-hook)
11075 (gnus-summary-select-article t t nil ,article))
11076 (set-buffer gnus-original-article-buffer)
11078 (if (not (gnus-check-backend-function
11079 'request-replace-article (car gnus-article-current)))
11080 (gnus-message 5 "Read-only group; not replacing")
11081 (unless (gnus-request-replace-article
11082 ,article (car gnus-article-current)
11083 (current-buffer) t)
11084 (error "Couldn't replace article")))
11085 ;; The cache and backlog have to be flushed somewhat.
11086 (when gnus-keep-backlog
11087 (gnus-backlog-remove-article
11088 (car gnus-article-current) (cdr gnus-article-current)))
11089 (when gnus-use-cache
11090 (gnus-cache-update-article
11091 (car gnus-article-current) (cdr gnus-article-current)))))
11093 (put 'gnus-with-article 'lisp-indent-function 1)
11094 (put 'gnus-with-article 'edebug-form-spec '(form body))
11096 ;; Thread-based commands.
11098 (defun gnus-summary-articles-in-thread (&optional article)
11099 "Return a list of all articles in the current thread.
11100 If ARTICLE is non-nil, return all articles in the thread that starts
11101 with that article."
11102 (let* ((article (or article (gnus-summary-article-number)))
11103 (data (gnus-data-find-list article))
11104 (top-level (gnus-data-level (car data)))
11106 (cond ((null gnus-thread-operation-ignore-subject)
11107 (gnus-simplify-subject-re
11108 (mail-header-subject (gnus-data-header (car data)))))
11109 ((eq gnus-thread-operation-ignore-subject 'fuzzy)
11110 (gnus-simplify-subject-fuzzy
11111 (mail-header-subject (gnus-data-header (car data)))))
11113 (end-point (save-excursion
11114 (if (gnus-summary-go-to-next-thread)
11115 (point) (point-max))))
11118 (< (gnus-data-pos (car data)) end-point))
11119 (when (or (not top-subject)
11120 (string= top-subject
11121 (if (eq gnus-thread-operation-ignore-subject 'fuzzy)
11122 (gnus-simplify-subject-fuzzy
11123 (mail-header-subject
11124 (gnus-data-header (car data))))
11125 (gnus-simplify-subject-re
11126 (mail-header-subject
11127 (gnus-data-header (car data)))))))
11128 (push (gnus-data-number (car data)) articles))
11129 (unless (and (setq data (cdr data))
11130 (> (gnus-data-level (car data)) top-level))
11132 ;; Return the list of articles.
11133 (nreverse articles)))
11135 (defun gnus-summary-rethread-current ()
11136 "Rethread the thread the current article is part of."
11138 (let* ((gnus-show-threads t)
11139 (article (gnus-summary-article-number))
11140 (id (mail-header-id (gnus-summary-article-header)))
11141 (gnus-newsgroup-threads (list (gnus-id-to-thread (gnus-root-id id)))))
11143 (error "No article on the current line"))
11144 (gnus-rebuild-thread id)
11145 (gnus-summary-goto-subject article)))
11147 (defun gnus-summary-reparent-thread ()
11148 "Make the current article child of the marked (or previous) article.
11150 Note that the re-threading will only work if `gnus-thread-ignore-subject'
11151 is non-nil or the Subject: of both articles are the same."
11153 (unless (not (gnus-group-read-only-p))
11154 (error "The current newsgroup does not support article editing"))
11155 (unless (<= (length gnus-newsgroup-processable) 1)
11156 (error "No more than one article may be marked"))
11157 (let ((child (gnus-summary-article-number))
11158 ;; First grab the marked article, otherwise one line up.
11159 (parent (if (not (null gnus-newsgroup-processable))
11160 (car gnus-newsgroup-processable)
11162 (if (eq (forward-line -1) 0)
11163 (gnus-summary-article-number)
11164 (error "Beginning of summary buffer"))))))
11165 (gnus-summary-reparent-children parent (list child))))
11167 (defun gnus-summary-reparent-children (parent children)
11168 "Make PARENT the parent of CHILDREN.
11169 When called interactively, PARENT is the current article and CHILDREN
11170 are the process-marked articles."
11172 (list (gnus-summary-article-number)
11173 (gnus-summary-work-articles nil)))
11174 (dolist (child children)
11175 (save-window-excursion
11176 (let ((gnus-article-buffer " *reparent*"))
11177 (unless (not (eq parent child))
11178 (error "An article may not be self-referential"))
11179 (let ((message-id (mail-header-id
11180 (gnus-summary-article-header parent))))
11181 (unless (and message-id (not (equal message-id "")))
11182 (error "No message-id in desired parent"))
11183 (gnus-with-article child
11185 (goto-char (point-min))
11186 (message-narrow-to-head)
11187 (if (re-search-forward "^References: " nil t)
11189 (re-search-forward "^[^ \t]" nil t)
11192 (insert " " message-id))
11193 (insert "References: " message-id "\n"))))
11194 (set-buffer gnus-summary-buffer)
11195 (gnus-summary-unmark-all-processable)
11196 (gnus-summary-update-article child)
11197 (when (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
11198 (gnus-summary-update-secondary-mark (cdr gnus-article-current)))
11199 (gnus-summary-rethread-current)
11200 (gnus-message 3 "Article %d is now the child of article %d"
11203 (defun gnus-summary-toggle-threads (&optional arg)
11204 "Toggle showing conversation threads.
11205 If ARG is positive number, turn showing conversation threads on."
11207 (let ((current (or (gnus-summary-article-number) gnus-newsgroup-end)))
11208 (setq gnus-show-threads
11209 (if (null arg) (not gnus-show-threads)
11210 (> (prefix-numeric-value arg) 0)))
11211 (gnus-summary-prepare)
11212 (gnus-summary-goto-subject current)
11213 (gnus-message 6 "Threading is now %s" (if gnus-show-threads "on" "off"))
11214 (gnus-summary-position-point)))
11216 (defun gnus-summary-show-all-threads ()
11217 "Show all threads."
11220 (let ((buffer-read-only nil))
11221 (subst-char-in-region (point-min) (point-max) ?\^M ?\n t)))
11222 (gnus-summary-position-point))
11224 (defun gnus-summary-show-thread ()
11225 "Show thread subtrees.
11226 Returns nil if no thread was there to be shown."
11228 (let ((buffer-read-only nil)
11230 (end (point-at-eol))
11231 ;; Leave point at bol
11232 (beg (progn (beginning-of-line) (point))))
11234 ;; Any hidden lines here?
11235 (search-forward "\r" end t)
11236 (subst-char-in-region beg end ?\^M ?\n t)
11238 (gnus-summary-position-point))))
11240 (defun gnus-summary-maybe-hide-threads ()
11241 "If requested, hide the threads that should be hidden."
11242 (when (and gnus-show-threads
11243 gnus-thread-hide-subtree)
11244 (gnus-summary-hide-all-threads
11245 (if (or (consp gnus-thread-hide-subtree)
11246 (functionp gnus-thread-hide-subtree))
11247 (gnus-make-predicate gnus-thread-hide-subtree)
11250 ;;; Hiding predicates.
11252 (defun gnus-article-unread-p (header)
11253 (memq (mail-header-number header) gnus-newsgroup-unreads))
11255 (defun gnus-article-unseen-p (header)
11256 (memq (mail-header-number header) gnus-newsgroup-unseen))
11258 (defun gnus-map-articles (predicate articles)
11259 "Map PREDICATE over ARTICLES and return non-nil if any predicate is non-nil."
11260 (apply 'gnus-or (mapcar predicate
11261 (mapcar (lambda (number)
11262 (gnus-summary-article-header number))
11265 (defun gnus-summary-hide-all-threads (&optional predicate)
11266 "Hide all thread subtrees.
11267 If PREDICATE is supplied, threads that satisfy this predicate
11268 will not be hidden."
11271 (goto-char (point-min))
11274 (when (or (not predicate)
11276 predicate (gnus-summary-article-children)))
11277 (gnus-summary-hide-thread))
11278 (setq end (not (zerop (gnus-summary-next-thread 1 t)))))))
11279 (gnus-summary-position-point))
11281 (defun gnus-summary-hide-thread ()
11282 "Hide thread subtrees.
11283 If PREDICATE is supplied, threads that satisfy this predicate
11284 will not be hidden.
11285 Returns nil if no threads were there to be hidden."
11287 (let ((buffer-read-only nil)
11289 (article (gnus-summary-article-number)))
11291 ;; Go forward until either the buffer ends or the subthread
11293 (when (and (not (eobp))
11294 (or (zerop (gnus-summary-next-thread 1 t))
11295 (goto-char (point-max))))
11297 (if (and (> (point) start)
11298 (search-backward "\n" start t))
11300 (subst-char-in-region start (point) ?\n ?\^M)
11301 (gnus-summary-goto-subject article))
11305 (defun gnus-summary-go-to-next-thread (&optional previous)
11306 "Go to the same level (or less) next thread.
11307 If PREVIOUS is non-nil, go to previous thread instead.
11308 Return the article number moved to, or nil if moving was impossible."
11309 (let ((level (gnus-summary-thread-level))
11310 (way (if previous -1 1))
11313 (while (and (not (eobp))
11314 (< level (gnus-summary-thread-level)))
11315 (forward-line way))
11322 (gnus-summary-article-number)
11323 (goto-char beg)))))
11325 (defun gnus-summary-next-thread (n &optional silent)
11326 "Go to the same level next N'th thread.
11327 If N is negative, search backward instead.
11328 Returns the difference between N and the number of skips actually
11331 If SILENT, don't output messages."
11333 (let ((backward (< n 0))
11335 (while (and (> n 0)
11336 (gnus-summary-go-to-next-thread backward))
11339 (gnus-summary-position-point))
11340 (when (and (not silent) (/= 0 n))
11341 (gnus-message 7 "No more threads"))
11344 (defun gnus-summary-prev-thread (n)
11345 "Go to the same level previous N'th thread.
11346 Returns the difference between N and the number of skips actually
11349 (gnus-summary-next-thread (- n)))
11351 (defun gnus-summary-go-down-thread ()
11352 "Go down one level in the current thread."
11353 (let ((children (gnus-summary-article-children)))
11355 (gnus-summary-goto-subject (car children)))))
11357 (defun gnus-summary-go-up-thread ()
11358 "Go up one level in the current thread."
11359 (let ((parent (gnus-summary-article-parent)))
11361 (gnus-summary-goto-subject parent))))
11363 (defun gnus-summary-down-thread (n)
11364 "Go down thread N steps.
11365 If N is negative, go up instead.
11366 Returns the difference between N and how many steps down that were
11371 (while (and (> n 0)
11372 (if up (gnus-summary-go-up-thread)
11373 (gnus-summary-go-down-thread)))
11375 (gnus-summary-position-point)
11377 (gnus-message 7 "Can't go further"))
11380 (defun gnus-summary-up-thread (n)
11381 "Go up thread N steps.
11382 If N is negative, go down instead.
11383 Returns the difference between N and how many steps down that were
11386 (gnus-summary-down-thread (- n)))
11388 (defun gnus-summary-top-thread ()
11389 "Go to the top of the thread."
11391 (while (gnus-summary-go-up-thread))
11392 (gnus-summary-article-number))
11394 (defun gnus-summary-expire-thread ()
11395 "Mark articles under current thread as expired."
11397 (gnus-summary-kill-thread 0))
11399 (defun gnus-summary-kill-thread (&optional unmark)
11400 "Mark articles under current thread as read.
11401 If the prefix argument is positive, remove any kinds of marks.
11402 If the prefix argument is zero, mark thread as expired.
11403 If the prefix argument is negative, tick articles instead."
11406 (setq unmark (prefix-numeric-value unmark)))
11407 (let ((articles (gnus-summary-articles-in-thread))
11408 (hide (or (null unmark) (= unmark 0))))
11410 ;; Expand the thread.
11411 (gnus-summary-show-thread)
11412 ;; Mark all the articles.
11414 (gnus-summary-goto-subject (car articles))
11415 (cond ((null unmark)
11416 (gnus-summary-mark-article-as-read gnus-killed-mark))
11418 (gnus-summary-mark-article-as-unread gnus-unread-mark))
11420 (gnus-summary-mark-article-as-unread gnus-expirable-mark))
11422 (gnus-summary-mark-article-as-unread gnus-ticked-mark)))
11423 (setq articles (cdr articles))))
11424 ;; Hide killed subtrees when hide is true.
11426 gnus-thread-hide-killed
11427 (gnus-summary-hide-thread))
11428 ;; If hide is t, go to next unread subject.
11430 ;; Go to next unread subject.
11431 (gnus-summary-next-subject 1 t)))
11432 (gnus-set-mode-line 'summary))
11434 ;; Summary sorting commands
11436 (defun gnus-summary-sort-by-number (&optional reverse)
11437 "Sort the summary buffer by article number.
11438 Argument REVERSE means reverse order."
11440 (gnus-summary-sort 'number reverse))
11442 (defun gnus-summary-sort-by-random (&optional reverse)
11443 "Randomize the order in the summary buffer.
11444 Argument REVERSE means to randomize in reverse order."
11446 (gnus-summary-sort 'random reverse))
11448 (defun gnus-summary-sort-by-author (&optional reverse)
11449 "Sort the summary buffer by author name alphabetically.
11450 If `case-fold-search' is non-nil, case of letters is ignored.
11451 Argument REVERSE means reverse order."
11453 (gnus-summary-sort 'author reverse))
11455 (defun gnus-summary-sort-by-recipient (&optional reverse)
11456 "Sort the summary buffer by recipient name alphabetically.
11457 If `case-fold-search' is non-nil, case of letters is ignored.
11458 Argument REVERSE means reverse order."
11460 (gnus-summary-sort 'recipient reverse))
11462 (defun gnus-summary-sort-by-subject (&optional reverse)
11463 "Sort the summary buffer by subject alphabetically. `Re:'s are ignored.
11464 If `case-fold-search' is non-nil, case of letters is ignored.
11465 Argument REVERSE means reverse order."
11467 (gnus-summary-sort 'subject reverse))
11469 (defun gnus-summary-sort-by-date (&optional reverse)
11470 "Sort the summary buffer by date.
11471 Argument REVERSE means reverse order."
11473 (gnus-summary-sort 'date reverse))
11475 (defun gnus-summary-sort-by-score (&optional reverse)
11476 "Sort the summary buffer by score.
11477 Argument REVERSE means reverse order."
11479 (gnus-summary-sort 'score reverse))
11481 (defun gnus-summary-sort-by-lines (&optional reverse)
11482 "Sort the summary buffer by the number of lines.
11483 Argument REVERSE means reverse order."
11485 (gnus-summary-sort 'lines reverse))
11487 (defun gnus-summary-sort-by-chars (&optional reverse)
11488 "Sort the summary buffer by article length.
11489 Argument REVERSE means reverse order."
11491 (gnus-summary-sort 'chars reverse))
11493 (defun gnus-summary-sort-by-original (&optional reverse)
11494 "Sort the summary buffer using the default sorting method.
11495 Argument REVERSE means reverse order."
11497 (let* ((buffer-read-only)
11498 (gnus-summary-prepare-hook nil))
11499 ;; We do the sorting by regenerating the threads.
11500 (gnus-summary-prepare)
11501 ;; Hide subthreads if needed.
11502 (gnus-summary-maybe-hide-threads)))
11504 (defun gnus-summary-sort (predicate reverse)
11505 "Sort summary buffer by PREDICATE. REVERSE means reverse order."
11506 (let* ((thread (intern (format "gnus-thread-sort-by-%s" predicate)))
11507 (article (intern (format "gnus-article-sort-by-%s" predicate)))
11508 (gnus-thread-sort-functions
11513 (gnus-sort-gathered-threads-function
11514 gnus-thread-sort-functions)
11515 (gnus-article-sort-functions
11519 (,article t2 t1))))
11521 (gnus-summary-prepare-hook nil))
11522 ;; We do the sorting by regenerating the threads.
11523 (gnus-summary-prepare)
11524 ;; Hide subthreads if needed.
11525 (gnus-summary-maybe-hide-threads)))
11527 ;; Summary saving commands.
11529 (defun gnus-summary-save-article (&optional n not-saved)
11530 "Save the current article using the default saver function.
11531 If N is a positive number, save the N next articles.
11532 If N is a negative number, save the N previous articles.
11533 If N is nil and any articles have been marked with the process mark,
11534 save those articles instead.
11535 The variable `gnus-default-article-saver' specifies the saver function.
11537 If the optional second argument NOT-SAVED is non-nil, articles saved
11538 will not be marked as saved."
11540 (require 'gnus-art)
11541 (let* ((articles (gnus-summary-work-articles n))
11542 (save-buffer (save-excursion
11543 (nnheader-set-temp-buffer " *Gnus Save*")))
11544 (num (length articles))
11545 ;; Whether to save decoded articles or raw articles.
11546 (decode (when gnus-article-save-coding-system
11547 (get gnus-default-article-saver :decode)))
11548 ;; When saving many articles in a single file, use the other
11549 ;; function to save articles other than the first one.
11550 (saver2 (get gnus-default-article-saver :function))
11551 (gnus-prompt-before-saving (if saver2
11553 gnus-prompt-before-saving))
11554 (gnus-default-article-saver gnus-default-article-saver)
11556 (dolist (article articles)
11557 (setq header (gnus-summary-article-header article))
11558 (if (not (vectorp header))
11559 ;; This is a pseudo-article.
11560 (if (assq 'name header)
11561 (gnus-copy-file (cdr (assq 'name header)))
11562 (gnus-message 1 "Article %d is unsaveable" article))
11563 ;; This is a real article.
11564 (save-window-excursion
11565 (let ((gnus-display-mime-function (when decode
11566 gnus-display-mime-function))
11567 (gnus-article-prepare-hook (when decode
11568 gnus-article-prepare-hook)))
11569 (gnus-summary-select-article t nil nil article)
11570 (gnus-summary-goto-subject article)))
11572 (set-buffer save-buffer)
11574 (insert-buffer-substring (if decode
11575 gnus-article-buffer
11576 gnus-original-article-buffer)))
11577 (setq file (gnus-article-save save-buffer file num))
11578 (gnus-summary-remove-process-mark article)
11580 (gnus-summary-set-saved-mark article)))
11582 (setq gnus-default-article-saver saver2
11584 (gnus-kill-buffer save-buffer)
11585 (gnus-summary-position-point)
11586 (gnus-set-mode-line 'summary)
11589 (defun gnus-summary-pipe-output (&optional arg headers)
11590 "Pipe the current article to a subprocess.
11591 If N is a positive number, pipe the N next articles.
11592 If N is a negative number, pipe the N previous articles.
11593 If N is nil and any articles have been marked with the process mark,
11594 pipe those articles instead.
11595 If HEADERS (the symbolic prefix), include the headers, too."
11596 (interactive (gnus-interactive "P\ny"))
11597 (require 'gnus-art)
11598 (let ((gnus-default-article-saver 'gnus-summary-save-in-pipe)
11599 (gnus-save-all-headers (or headers gnus-save-all-headers)))
11600 (gnus-summary-save-article arg t))
11601 (let ((buffer (get-buffer "*Shell Command Output*")))
11603 (not (zerop (buffer-size buffer))))
11604 (gnus-configure-windows 'pipe))))
11606 (defun gnus-summary-save-article-mail (&optional arg)
11607 "Append the current article to a Unix mail box file.
11608 If N is a positive number, save the N next articles.
11609 If N is a negative number, save the N previous articles.
11610 If N is nil and any articles have been marked with the process mark,
11611 save those articles instead."
11613 (require 'gnus-art)
11614 (let ((gnus-default-article-saver 'gnus-summary-save-in-mail))
11615 (gnus-summary-save-article arg)))
11617 (defun gnus-summary-save-article-rmail (&optional arg)
11618 "Append the current article to an rmail file.
11619 If N is a positive number, save the N next articles.
11620 If N is a negative number, save the N previous articles.
11621 If N is nil and any articles have been marked with the process mark,
11622 save those articles instead."
11624 (require 'gnus-art)
11625 (let ((gnus-default-article-saver 'gnus-summary-save-in-rmail))
11626 (gnus-summary-save-article arg)))
11628 (defun gnus-summary-save-article-file (&optional arg)
11629 "Append the current article to a file.
11630 If N is a positive number, save the N next articles.
11631 If N is a negative number, save the N previous articles.
11632 If N is nil and any articles have been marked with the process mark,
11633 save those articles instead."
11635 (require 'gnus-art)
11636 (let ((gnus-default-article-saver 'gnus-summary-save-in-file))
11637 (gnus-summary-save-article arg)))
11639 (defun gnus-summary-write-article-file (&optional arg)
11640 "Write the current article to a file, deleting the previous file.
11641 If N is a positive number, save the N next articles.
11642 If N is a negative number, save the N previous articles.
11643 If N is nil and any articles have been marked with the process mark,
11644 save those articles instead."
11646 (require 'gnus-art)
11647 (let ((gnus-default-article-saver 'gnus-summary-write-to-file))
11648 (gnus-summary-save-article arg)))
11650 (defun gnus-summary-save-article-body-file (&optional arg)
11651 "Append the current article body to a file.
11652 If N is a positive number, save the N next articles.
11653 If N is a negative number, save the N previous articles.
11654 If N is nil and any articles have been marked with the process mark,
11655 save those articles instead."
11657 (require 'gnus-art)
11658 (let ((gnus-default-article-saver 'gnus-summary-save-body-in-file))
11659 (gnus-summary-save-article arg)))
11661 (defun gnus-summary-write-article-body-file (&optional arg)
11662 "Write the current article body to a file, deleting the previous file.
11663 If N is a positive number, save the N next articles.
11664 If N is a negative number, save the N previous articles.
11665 If N is nil and any articles have been marked with the process mark,
11666 save those articles instead."
11668 (require 'gnus-art)
11669 (let ((gnus-default-article-saver 'gnus-summary-write-body-to-file))
11670 (gnus-summary-save-article arg)))
11672 (defun gnus-summary-muttprint (&optional arg)
11673 "Print the current article using Muttprint.
11674 If N is a positive number, save the N next articles.
11675 If N is a negative number, save the N previous articles.
11676 If N is nil and any articles have been marked with the process mark,
11677 save those articles instead."
11679 (require 'gnus-art)
11680 (let ((gnus-default-article-saver 'gnus-summary-pipe-to-muttprint))
11681 (gnus-summary-save-article arg t)))
11683 (defun gnus-summary-pipe-message (program)
11684 "Pipe the current article through PROGRAM."
11685 (interactive "sProgram: ")
11686 (gnus-summary-select-article)
11687 (let ((mail-header-separator ""))
11688 (gnus-eval-in-buffer-window gnus-article-buffer
11691 (let ((start (window-start))
11693 (message-pipe-buffer-body program)
11694 (set-window-start (get-buffer-window (current-buffer)) start))))))
11696 (defun gnus-get-split-value (methods)
11697 "Return a value based on the split METHODS."
11698 (let (split-name method result match)
11701 (set-buffer gnus-original-article-buffer)
11703 (nnheader-narrow-to-headers)
11704 (while (and methods (not split-name))
11705 (goto-char (point-min))
11706 (setq method (pop methods))
11707 (setq match (car method))
11710 ;; Regular expression.
11712 (re-search-forward match nil t)))
11717 (setq result (funcall match gnus-newsgroup-name))))
11722 (setq result (eval match)))))
11723 (setq split-name (cdr method))
11724 (cond ((stringp result)
11725 (push (expand-file-name
11726 result gnus-article-save-directory)
11729 (setq split-name (append result split-name)))))))))
11730 (nreverse split-name)))
11732 (defun gnus-valid-move-group-p (group)
11733 (and (boundp group)
11734 (symbol-name group)
11735 (symbol-value group)
11736 (gnus-get-function (gnus-find-method-for-group
11737 (symbol-name group)) 'request-accept-article t)))
11739 (defun gnus-read-move-group-name (prompt default articles prefix)
11740 "Read a group name."
11741 (let* ((split-name (gnus-get-split-value gnus-move-split-methods))
11742 (minibuffer-confirm-incomplete nil) ; XEmacs
11746 (if (> (length articles) 1)
11747 (format "these %d articles" (length articles))
11750 (let (active group)
11751 (when (or (null split-name) (= 1 (length split-name)))
11752 (setq active (gnus-make-hashtable (length gnus-active-hashtb)))
11753 (mapatoms (lambda (symbol)
11754 (setq group (symbol-name symbol))
11755 (when (string-match "[^\000-\177]" group)
11756 (setq group (gnus-group-decoded-name group)))
11757 (set (intern group active) group))
11758 gnus-active-hashtb))
11761 (gnus-completing-read-with-default
11762 default prom active 'gnus-valid-move-group-p nil prefix
11763 'gnus-group-history))
11764 ((= 1 (length split-name))
11765 (gnus-completing-read-with-default
11766 (car split-name) prom active 'gnus-valid-move-group-p nil nil
11767 'gnus-group-history))
11769 (gnus-completing-read-with-default
11770 nil prom (mapcar 'list (nreverse split-name)) nil nil nil
11771 'gnus-group-history)))))
11772 (to-method (gnus-server-to-method (gnus-group-method to-newsgroup)))
11775 (if (or (string= to-newsgroup "")
11776 (string= to-newsgroup prefix))
11777 (setq to-newsgroup default))
11778 (unless to-newsgroup
11779 (error "No group name entered"))
11780 (setq encoded (mm-encode-coding-string
11782 (gnus-group-name-charset to-method to-newsgroup)))
11783 (or (gnus-active encoded)
11784 (gnus-activate-group encoded nil nil to-method)
11785 (if (gnus-y-or-n-p (format "No such group: %s. Create it? "
11787 (or (and (gnus-request-create-group encoded to-method)
11788 (gnus-activate-group encoded nil nil to-method)
11789 (gnus-subscribe-group encoded))
11790 (error "Couldn't create group %s" to-newsgroup)))
11791 (error "No such group: %s" to-newsgroup))
11794 (defvar gnus-summary-save-parts-counter)
11796 (defun gnus-summary-save-parts (type dir n &optional reverse)
11797 "Save parts matching TYPE to DIR.
11798 If REVERSE, save parts that do not match TYPE."
11800 (list (read-string "Save parts of type: "
11801 (or (car gnus-summary-save-parts-type-history)
11802 gnus-summary-save-parts-default-mime)
11803 'gnus-summary-save-parts-type-history)
11804 (setq gnus-summary-save-parts-last-directory
11805 (read-file-name "Save to directory: "
11806 gnus-summary-save-parts-last-directory
11808 current-prefix-arg))
11809 (gnus-summary-iterate n
11810 (let ((gnus-display-mime-function nil)
11811 (gnus-inhibit-treatment t))
11812 (gnus-summary-select-article))
11814 (set-buffer gnus-article-buffer)
11815 (let ((handles (or gnus-article-mime-handles
11816 (mm-dissect-buffer nil gnus-article-loose-mime)
11817 (and gnus-article-emulate-mime
11819 (gnus-summary-save-parts-counter 1))
11821 (gnus-summary-save-parts-1 type dir handles reverse)
11822 (unless gnus-article-mime-handles ;; Don't destroy this case.
11823 (mm-destroy-parts handles)))))))
11825 (defun gnus-summary-save-parts-1 (type dir handle reverse)
11826 (if (stringp (car handle))
11827 (mapcar (lambda (h) (gnus-summary-save-parts-1 type dir h reverse))
11830 (not (string-match type (mm-handle-media-type handle)))
11831 (string-match type (mm-handle-media-type handle)))
11832 (let ((file (expand-file-name
11834 mm-file-name-rewrite-functions
11835 (file-name-nondirectory
11837 (mail-content-type-get
11838 (mm-handle-disposition handle) 'filename)
11839 (mail-content-type-get
11840 (mm-handle-type handle) 'name)
11841 (format "%s.%d.%d" gnus-newsgroup-name
11842 (cdr gnus-article-current)
11843 gnus-summary-save-parts-counter))))
11845 (incf gnus-summary-save-parts-counter)
11846 (unless (file-exists-p file)
11847 (mm-save-part-to-file handle file))))))
11849 ;; Summary extract commands
11851 (defun gnus-summary-insert-pseudos (pslist &optional not-view)
11852 (let ((buffer-read-only nil)
11853 (article (gnus-summary-article-number))
11855 (unless (gnus-summary-goto-subject article)
11856 (error "No such article: %d" article))
11857 (gnus-summary-position-point)
11858 ;; If all commands are to be bunched up on one line, we collect
11860 (unless gnus-view-pseudos-separately
11861 (let ((ps (setq pslist (sort pslist 'gnus-pseudos<)))
11864 (setq action (cdr (assq 'action (car ps))))
11865 (setq files (list (cdr (assq 'name (car ps)))))
11866 (while (and ps (cdr ps)
11867 (string= (or action "1")
11868 (or (cdr (assq 'action (cadr ps))) "2")))
11869 (push (cdr (assq 'name (cadr ps))) files)
11870 (setcdr ps (cddr ps)))
11872 (when (not (string-match "%s" action))
11875 (when (assq 'execute (car ps))
11876 (setcdr (assq 'execute (car ps))
11877 (funcall (if (string-match "%s" action)
11884 (shell-quote-argument f)))
11886 (setq ps (cdr ps)))))
11887 (if (and gnus-view-pseudos (not not-view))
11889 (when (assq 'execute (car pslist))
11890 (gnus-execute-command (cdr (assq 'execute (car pslist)))
11891 (eq gnus-view-pseudos 'not-confirm)))
11892 (setq pslist (cdr pslist)))
11895 (setq after-article (or (cdr (assq 'article (car pslist)))
11896 (gnus-summary-article-number)))
11897 (gnus-summary-goto-subject after-article)
11900 (insert " " (file-name-nondirectory
11901 (cdr (assq 'name (car pslist))))
11902 ": " (or (cdr (assq 'execute (car pslist))) "") "\n")
11904 (forward-line -1) ; back to `b'
11905 (gnus-add-text-properties
11906 b (1- e) (list 'gnus-number gnus-reffed-article-number
11907 gnus-mouse-face-prop gnus-mouse-face))
11909 after-article gnus-reffed-article-number
11910 gnus-unread-mark b (car pslist) 0 (- e b))
11911 (setq gnus-newsgroup-unreads
11912 (gnus-add-to-sorted-list gnus-newsgroup-unreads
11913 gnus-reffed-article-number))
11914 (setq gnus-reffed-article-number (1- gnus-reffed-article-number))
11915 (setq pslist (cdr pslist)))))))
11917 (defun gnus-pseudos< (p1 p2)
11918 (let ((c1 (cdr (assq 'action p1)))
11919 (c2 (cdr (assq 'action p2))))
11920 (and c1 c2 (string< c1 c2))))
11922 (defun gnus-request-pseudo-article (props)
11923 (cond ((assq 'execute props)
11924 (gnus-execute-command (cdr (assq 'execute props)))))
11925 (let ((gnus-current-article (gnus-summary-article-number)))
11926 (gnus-run-hooks 'gnus-mark-article-hook)))
11928 (defun gnus-execute-command (command &optional automatic)
11930 (gnus-article-setup-buffer)
11931 (set-buffer gnus-article-buffer)
11932 (setq buffer-read-only nil)
11933 (let ((command (if automatic command
11934 (read-string "Command: " (cons command 0)))))
11936 (insert "$ " command "\n\n")
11937 (if gnus-view-pseudo-asynchronously
11938 (start-process "gnus-execute" (current-buffer) shell-file-name
11939 shell-command-switch command)
11940 (call-process shell-file-name nil t nil
11941 shell-command-switch command)))))
11943 ;; Summary kill commands.
11945 (defun gnus-summary-edit-global-kill (article)
11946 "Edit the \"global\" kill file."
11947 (interactive (list (gnus-summary-article-number)))
11948 (gnus-group-edit-global-kill article))
11950 (defun gnus-summary-edit-local-kill ()
11951 "Edit a local kill file applied to the current newsgroup."
11953 (setq gnus-current-headers (gnus-summary-article-header))
11954 (gnus-group-edit-local-kill
11955 (gnus-summary-article-number) gnus-newsgroup-name))
11957 ;;; Header reading.
11959 (defun gnus-read-header (id &optional header)
11960 "Read the headers of article ID and enter them into the Gnus system."
11961 (let ((group gnus-newsgroup-name)
11962 (gnus-override-method
11964 gnus-override-method
11965 (and (gnus-news-group-p gnus-newsgroup-name)
11966 (car (gnus-refer-article-methods)))))
11968 ;; First we check to see whether the header in question is already
11971 ;; This is a Message-ID.
11972 (setq header (or header (gnus-id-to-header id)))
11973 ;; This is an article number.
11974 (setq header (or header (gnus-summary-article-header id))))
11976 (not (gnus-summary-article-sparse-p (mail-header-number header))))
11977 ;; We have found the header.
11979 ;; We have to really fetch the header to this article.
11981 (set-buffer nntp-server-buffer)
11982 (when (setq where (gnus-request-head id group))
11983 (nnheader-fold-continuation-lines)
11984 (goto-char (point-max))
11986 (goto-char (point-min))
11990 ((cdr where) (cdr where))
11991 (header (mail-header-number header))
11992 (t gnus-reffed-article-number))
11994 (insert " Article retrieved.\n"))
11995 (if (or (not where)
11996 (not (setq header (car (gnus-get-newsgroup-headers nil t)))))
11997 () ; Malformed head.
11998 (unless (gnus-summary-article-sparse-p (mail-header-number header))
11999 (when (and (stringp id)
12001 (not (string= (gnus-group-real-name group)
12003 (not (gnus-server-equal gnus-override-method
12004 (gnus-group-method group)))))
12005 ;; If we fetched by Message-ID and the article came from
12006 ;; a different group (or server), we fudge some bogus
12007 ;; article numbers for this article.
12008 (mail-header-set-number header gnus-reffed-article-number))
12010 (set-buffer gnus-summary-buffer)
12011 (decf gnus-reffed-article-number)
12012 (gnus-remove-header (mail-header-number header))
12013 (push header gnus-newsgroup-headers)
12014 (setq gnus-current-headers header)
12015 (push (mail-header-number header) gnus-newsgroup-limit)))
12018 (defun gnus-remove-header (number)
12019 "Remove header NUMBER from `gnus-newsgroup-headers'."
12020 (if (and gnus-newsgroup-headers
12021 (= number (mail-header-number (car gnus-newsgroup-headers))))
12022 (pop gnus-newsgroup-headers)
12023 (let ((headers gnus-newsgroup-headers))
12024 (while (and (cdr headers)
12025 (not (= number (mail-header-number (cadr headers)))))
12027 (when (cdr headers)
12028 (setcdr headers (cddr headers))))))
12031 ;;; summary highlights
12034 (defun gnus-highlight-selected-summary ()
12035 "Highlight selected article in summary buffer."
12036 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
12037 (when gnus-summary-selected-face
12039 (let* ((beg (point-at-bol))
12040 (end (point-at-eol))
12041 ;; Fix by Mike Dugan <dugan@bucrf16.bu.edu>.
12042 (from (if (get-text-property beg gnus-mouse-face-prop)
12044 (or (next-single-property-change
12045 beg gnus-mouse-face-prop nil end)
12050 (or (next-single-property-change
12051 from gnus-mouse-face-prop nil end)
12053 ;; If no mouse-face prop on line we will have to = from = end,
12054 ;; so we highlight the entire line instead.
12055 (when (= (+ to 2) from)
12058 (if gnus-newsgroup-selected-overlay
12059 ;; Move old overlay.
12061 gnus-newsgroup-selected-overlay from to (current-buffer))
12062 ;; Create new overlay.
12064 (setq gnus-newsgroup-selected-overlay (gnus-make-overlay from to))
12065 'face gnus-summary-selected-face))))))
12067 (defvar gnus-summary-highlight-line-cached nil)
12068 (defvar gnus-summary-highlight-line-trigger nil)
12070 (defun gnus-summary-highlight-line-0 ()
12071 (if (and (eq gnus-summary-highlight-line-trigger
12072 gnus-summary-highlight)
12073 gnus-summary-highlight-line-cached)
12074 gnus-summary-highlight-line-cached
12075 (setq gnus-summary-highlight-line-trigger gnus-summary-highlight
12076 gnus-summary-highlight-line-cached
12077 (let* ((cond (list 'cond))
12079 (list gnus-summary-highlight))
12081 (setcdr c (cons (list (caar list) (list 'quote (cdar list)))
12085 (gnus-byte-compile (list 'lambda nil cond))))))
12087 (defun gnus-summary-highlight-line ()
12088 "Highlight current line according to `gnus-summary-highlight'."
12089 (let* ((beg (point-at-bol))
12090 (article (or (gnus-summary-article-number) gnus-current-article))
12091 (score (or (cdr (assq article
12092 gnus-newsgroup-scored))
12093 gnus-summary-default-score 0))
12094 (mark (or (gnus-summary-article-mark) gnus-unread-mark))
12095 (inhibit-read-only t)
12096 (default gnus-summary-default-score)
12097 (default-high gnus-summary-default-high-score)
12098 (default-low gnus-summary-default-low-score)
12099 (uncached (and gnus-summary-use-undownloaded-faces
12100 (memq article gnus-newsgroup-undownloaded)
12101 (not (memq article gnus-newsgroup-cached)))))
12102 (let ((face (funcall (gnus-summary-highlight-line-0))))
12103 (unless (eq face (get-text-property beg 'face))
12104 (gnus-put-text-property-excluding-characters-with-faces
12105 beg (point-at-eol) 'face
12106 (setq face (if (boundp face) (symbol-value face) face)))
12107 (when gnus-summary-highlight-line-function
12108 (funcall gnus-summary-highlight-line-function article face))))))
12110 (defun gnus-update-read-articles (group unread &optional compute)
12111 "Update the list of read articles in GROUP.
12112 UNREAD is a sorted list."
12113 (let ((active (or gnus-newsgroup-active (gnus-active group)))
12114 (info (gnus-get-info group))
12117 (if (or (not info) (not active))
12118 ;; There is no info on this group if it was, in fact,
12119 ;; killed. Gnus stores no information on killed groups, so
12120 ;; there's nothing to be done.
12121 ;; One could store the information somewhere temporarily,
12122 ;; perhaps... Hmmm...
12124 ;; Remove any negative articles numbers.
12125 (while (and unread (< (car unread) 0))
12126 (setq unread (cdr unread)))
12127 ;; Remove any expired article numbers
12128 (while (and unread (< (car unread) (car active)))
12129 (setq unread (cdr unread)))
12130 ;; Compute the ranges of read articles by looking at the list of
12131 ;; unread articles.
12133 (when (/= (car unread) prev)
12134 (push (if (= prev (1- (car unread))) prev
12135 (cons prev (1- (car unread))))
12137 (setq prev (1+ (car unread)))
12138 (setq unread (cdr unread)))
12139 (when (<= prev (cdr active))
12140 (push (cons prev (cdr active)) read))
12141 (setq read (if (> (length read) 1) (nreverse read) read))
12146 ;; Propagate the read marks to the backend.
12147 (when (gnus-check-backend-function 'request-set-mark group)
12148 (let ((del (gnus-remove-from-range (gnus-info-read info) read))
12149 (add (gnus-remove-from-range read (gnus-info-read info))))
12151 (unless (gnus-check-group group)
12152 (error "Can't open server for %s" group))
12153 (gnus-request-set-mark
12154 group (delq nil (list (if add (list add 'add '(read)))
12155 (if del (list del 'del '(read))))))
12157 `(gnus-request-set-mark
12160 (if del (list del 'add '(read)))
12161 (if add (list add 'del '(read))))))))))
12162 (set-buffer gnus-group-buffer)
12163 (gnus-undo-register
12165 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
12166 (gnus-info-set-read ',info ',(gnus-info-read info))
12167 (gnus-get-unread-articles-in-group ',info
12168 (gnus-active ,group))
12169 (gnus-group-update-group ,group t)
12171 ;; Enter this list into the group info.
12172 (gnus-info-set-read info read)
12173 ;; Set the number of unread articles in gnus-newsrc-hashtb.
12174 (gnus-get-unread-articles-in-group info (gnus-active group))
12177 (defun gnus-offer-save-summaries ()
12178 "Offer to save all active summary buffers."
12180 ;; Go through all buffers and find all summaries.
12181 (dolist (buffer (buffer-list))
12182 (when (and (setq buffer (buffer-name buffer))
12183 (string-match "Summary" buffer)
12184 (with-current-buffer buffer
12185 ;; We check that this is, indeed, a summary buffer.
12186 (and (eq major-mode 'gnus-summary-mode)
12187 ;; Also make sure this isn't bogus.
12188 gnus-newsgroup-prepared
12189 ;; Also make sure that this isn't a
12190 ;; dead summary buffer.
12191 (not gnus-dead-summary-mode))))
12192 (push buffer buffers)))
12193 ;; Go through all these summary buffers and offer to save them.
12197 "Update summary buffer %s? "
12199 (switch-to-buffer buf)
12200 (gnus-summary-exit))
12203 (defun gnus-summary-setup-default-charset ()
12204 "Setup newsgroup default charset."
12205 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
12206 (setq gnus-newsgroup-charset nil)
12207 (let* ((ignored-charsets
12208 (or gnus-newsgroup-ephemeral-ignored-charsets
12210 (and gnus-newsgroup-name
12211 (gnus-parameter-ignored-charsets gnus-newsgroup-name))
12212 gnus-newsgroup-ignored-charsets))))
12213 (setq gnus-newsgroup-charset
12214 (or gnus-newsgroup-ephemeral-charset
12215 (and gnus-newsgroup-name
12216 (gnus-parameter-charset gnus-newsgroup-name))
12217 gnus-default-charset))
12218 (set (make-local-variable 'gnus-newsgroup-ignored-charsets)
12219 ignored-charsets))))
12225 (defun gnus-summary-display-buttonized (&optional show-all-parts)
12226 "Display the current article buffer fully MIME-buttonized.
12227 If SHOW-ALL-PARTS (the prefix) is non-nil, all multipart/* parts are
12228 treated as multipart/mixed."
12230 (require 'gnus-art)
12231 (let ((gnus-unbuttonized-mime-types nil)
12232 (gnus-mime-display-multipart-as-mixed show-all-parts))
12233 (gnus-summary-show-article)))
12235 (defun gnus-summary-repair-multipart (article)
12236 "Add a Content-Type header to a multipart article without one."
12237 (interactive (list (gnus-summary-article-number)))
12238 (gnus-with-article article
12239 (message-narrow-to-head)
12240 (message-remove-header "Mime-Version")
12241 (goto-char (point-max))
12242 (insert "Mime-Version: 1.0\n")
12244 (when (search-forward "\n--" nil t)
12245 (let ((separator (buffer-substring (point) (point-at-eol))))
12246 (message-narrow-to-head)
12247 (message-remove-header "Content-Type")
12248 (goto-char (point-max))
12249 (insert (format "Content-Type: multipart/mixed; boundary=\"%s\"\n"
12252 (let (gnus-mark-article-hook)
12253 (gnus-summary-select-article t t nil article)))
12255 (defun gnus-summary-toggle-display-buttonized ()
12256 "Toggle the buttonizing of the article buffer."
12258 (require 'gnus-art)
12259 (if (setq gnus-inhibit-mime-unbuttonizing
12260 (not gnus-inhibit-mime-unbuttonizing))
12261 (let ((gnus-unbuttonized-mime-types nil))
12262 (gnus-summary-show-article))
12263 (gnus-summary-show-article)))
12266 ;;; Generic summary marking commands
12269 (defvar gnus-summary-marking-alist
12270 '((read gnus-del-mark "d")
12271 (unread gnus-unread-mark "u")
12272 (ticked gnus-ticked-mark "!")
12273 (dormant gnus-dormant-mark "?")
12274 (expirable gnus-expirable-mark "e"))
12275 "An alist of names/marks/keystrokes.")
12277 (defvar gnus-summary-generic-mark-map (make-sparse-keymap))
12278 (defvar gnus-summary-mark-map)
12280 (defun gnus-summary-make-all-marking-commands ()
12281 (define-key gnus-summary-mark-map "M" gnus-summary-generic-mark-map)
12282 (dolist (elem gnus-summary-marking-alist)
12283 (apply 'gnus-summary-make-marking-command elem)))
12285 (defun gnus-summary-make-marking-command (name mark keystroke)
12286 (let ((map (make-sparse-keymap)))
12287 (define-key gnus-summary-generic-mark-map keystroke map)
12288 (dolist (lway `((next "next" next nil "n")
12289 (next-unread "next unread" next t "N")
12290 (prev "previous" prev nil "p")
12291 (prev-unread "previous unread" prev t "P")
12292 (nomove "" nil nil ,keystroke)))
12293 (let ((func (gnus-summary-make-marking-command-1
12294 mark (car lway) lway name)))
12295 (setq func (eval func))
12296 (define-key map (nth 4 lway) func)))))
12298 (defun gnus-summary-make-marking-command-1 (mark way lway name)
12300 (format "gnus-summary-put-mark-as-%s%s"
12301 name (if (eq way 'nomove)
12303 (concat "-" (symbol-name way)))))
12306 "Mark the current article as %s%s.
12307 If N, the prefix, then repeat N times.
12308 If N is negative, move in reverse order.
12309 The difference between N and the actual number of articles marked is
12313 (gnus-summary-generic-mark n ,mark ',(nth 2 lway) ,(nth 3 lway))))
12315 (defun gnus-summary-generic-mark (n mark move unread)
12316 "Mark N articles with MARK."
12317 (unless (eq major-mode 'gnus-summary-mode)
12318 (error "This command can only be used in the summary buffer"))
12319 (gnus-summary-show-thread)
12322 ((eq move 'next) 1)
12323 ((eq move 'prev) -1)
12325 (if (zerop nummove)
12329 nummove (* -1 nummove))))
12330 (while (and (> n 0)
12331 (gnus-summary-mark-article nil mark)
12332 (zerop (gnus-summary-next-subject nummove unread t)))
12335 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
12336 (gnus-summary-recenter)
12337 (gnus-summary-position-point)
12338 (gnus-set-mode-line 'summary)
12341 (defun gnus-summary-insert-articles (articles)
12342 (when (setq articles
12343 (gnus-sorted-difference articles
12344 (mapcar (lambda (h)
12345 (mail-header-number h))
12346 gnus-newsgroup-headers)))
12347 (setq gnus-newsgroup-headers
12349 gnus-newsgroup-headers
12350 (gnus-fetch-headers articles)
12351 'gnus-article-sort-by-number))
12352 ;; Suppress duplicates?
12353 (when gnus-suppress-duplicates
12354 (gnus-dup-suppress-articles))
12356 (if (and gnus-fetch-old-headers
12357 (eq gnus-headers-retrieved-by 'nov))
12358 ;; We might want to build some more threads first.
12359 (if (eq gnus-fetch-old-headers 'invisible)
12360 (gnus-build-all-threads)
12361 (gnus-build-old-threads))
12362 ;; Mark the inserted articles that are unread as unread.
12363 (setq gnus-newsgroup-unreads
12364 (gnus-sorted-nunion
12365 gnus-newsgroup-unreads
12366 (gnus-sorted-nintersection
12367 (gnus-list-of-unread-articles gnus-newsgroup-name)
12369 ;; Mark the inserted articles as selected so that the information
12370 ;; of the marks having been changed by a user may be updated when
12371 ;; exiting this group. See `gnus-summary-update-info'.
12372 (dolist (art articles)
12373 (setq gnus-newsgroup-unselected (delq art gnus-newsgroup-unselected))))
12374 ;; Let the Gnus agent mark articles as read.
12376 (gnus-agent-get-undownloaded-list))
12377 ;; Remove list identifiers from subject
12378 (when gnus-list-identifiers
12379 (gnus-summary-remove-list-identifiers))
12380 ;; First and last article in this newsgroup.
12381 (when gnus-newsgroup-headers
12382 (setq gnus-newsgroup-begin
12383 (mail-header-number (car gnus-newsgroup-headers))
12385 (mail-header-number
12386 (gnus-last-element gnus-newsgroup-headers))))
12387 (when gnus-use-scoring
12388 (gnus-possibly-score-headers))))
12390 (defun gnus-summary-insert-old-articles (&optional all)
12391 "Insert all old articles in this group.
12392 If ALL is non-nil, already read articles become readable.
12393 If ALL is a number, fetch this number of articles."
12396 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
12399 ;; Some nntp servers lie about their active range. When
12400 ;; this happens, the active range can be in the millions.
12401 ;; Use a compressed range to avoid creating a huge list.
12402 (gnus-range-difference (list gnus-newsgroup-active) old))
12403 (setq len (gnus-range-length older))
12408 (let ((older-range (nreverse older)))
12412 (let* ((r (pop older-range))
12413 (min (if (numberp r) r (car r)))
12414 (max (if (numberp r) r (cdr r))))
12415 (while (and (<= min max)
12420 (setq older (gnus-uncompress-range older))))
12422 (setq older (gnus-uncompress-range older)))
12424 (when (and (numberp gnus-large-newsgroup)
12425 (> len gnus-large-newsgroup))
12426 (let* ((cursor-in-echo-area nil)
12427 (initial (gnus-parameter-large-newsgroup-initial
12428 gnus-newsgroup-name))
12432 "How many articles from %s (%s %d): "
12433 (gnus-group-decoded-name gnus-newsgroup-name)
12434 (if initial "max" "default")
12437 (cons (number-to-string initial)
12439 (unless (string-match "^[ \t]*$" input)
12440 (setq all (string-to-number input))
12442 (let ((older-range (nreverse older)))
12446 (let* ((r (pop older-range))
12447 (min (if (numberp r) r (car r)))
12448 (max (if (numberp r) r (cdr r))))
12449 (while (and (<= min max)
12453 max (1- max))))))))))
12454 (setq older (gnus-uncompress-range older))))
12456 (message "No old news.")
12457 (gnus-summary-insert-articles older)
12458 (gnus-summary-limit (gnus-sorted-nunion old older))))
12459 (gnus-summary-position-point)))
12461 (defun gnus-summary-insert-new-articles ()
12462 "Insert all new articles in this group."
12465 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
12466 (old-active gnus-newsgroup-active)
12467 (nnmail-fetched-sources (list t))
12469 (setq gnus-newsgroup-active
12470 (gnus-activate-group gnus-newsgroup-name 'scan))
12471 (setq i (cdr gnus-newsgroup-active))
12472 (while (> i (cdr old-active))
12476 (message "No gnus is bad news")
12477 (gnus-summary-insert-articles new)
12478 (setq gnus-newsgroup-unreads
12479 (gnus-sorted-nunion gnus-newsgroup-unreads new))
12480 (gnus-summary-limit (gnus-sorted-nunion old new))))
12481 (gnus-summary-position-point)))
12483 (gnus-summary-make-all-marking-commands)
12485 (gnus-ems-redefine)
12487 (provide 'gnus-sum)
12489 (run-hooks 'gnus-sum-load-hook)
12491 ;; Local Variables:
12492 ;; coding: iso-8859-1
12495 ;; arch-tag: 17c6748f-6d00-4d36-bf01-835c42f31235
12496 ;;; gnus-sum.el ends here