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 2, 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-fetch-old-headers nil
66 "*Non-nil means that Gnus will try to build threads by grabbing old headers.
67 If an unread article in the group refers to an older, already
68 read (or just marked as read) article, the old article will not
69 normally be displayed in the Summary buffer. If this variable is
70 t, Gnus will attempt to grab the headers to the old articles, and
71 thereby build complete threads. If it has the value `some', all
72 old headers will be fetched but only enough headers to connect
73 otherwise loose threads will be displayed. This variable can
74 also be a number. In that case, no more than that number of old
75 headers will be fetched. If it has the value `invisible', all
76 old headers will be fetched, but none will be displayed.
78 The server has to support NOV for any of this to work.
80 This feature can seriously impact performance it ignores all
81 locally cached header entries."
83 :type '(choice (const :tag "off" nil)
88 (sexp :menu-tag "other" t)))
90 (defcustom gnus-refer-thread-limit 500
91 "*The number of old headers to fetch when doing \\<gnus-summary-mode-map>\\[gnus-summary-refer-thread].
92 If t, fetch all the available old headers."
95 (sexp :menu-tag "other" t)))
97 (defcustom gnus-summary-make-false-root 'adopt
98 "*nil means that Gnus won't gather loose threads.
99 If the root of a thread has expired or been read in a previous
100 session, the information necessary to build a complete thread has been
101 lost. Instead of having many small sub-threads from this original thread
102 scattered all over the summary buffer, Gnus can gather them.
104 If non-nil, Gnus will try to gather all loose sub-threads from an
105 original thread into one large thread.
107 If this variable is non-nil, it should be one of `none', `adopt',
110 If this variable is `none', Gnus will not make a false root, but just
111 present the sub-threads after another.
112 If this variable is `dummy', Gnus will create a dummy root that will
113 have all the sub-threads as children.
114 If this variable is `adopt', Gnus will make one of the \"children\"
115 the parent and mark all the step-children as such.
116 If this variable is `empty', the \"children\" are printed with empty
117 subject fields. (Or rather, they will be printed with a string
118 given by the `gnus-summary-same-subject' variable.)"
120 :type '(choice (const :tag "off" nil)
126 (defcustom gnus-summary-make-false-root-always nil
127 "Always make a false dummy root."
132 (defcustom gnus-summary-gather-exclude-subject "^ *$\\|^(none)$"
133 "*A regexp to match subjects to be excluded from loose thread gathering.
134 As loose thread gathering is done on subjects only, that means that
135 there can be many false gatherings performed. By rooting out certain
136 common subjects, gathering might become saner."
140 (defcustom gnus-summary-gather-subject-limit nil
141 "*Maximum length of subject comparisons when gathering loose threads.
142 Use nil to compare full subjects. Setting this variable to a low
143 number will help gather threads that have been corrupted by
144 newsreaders chopping off subject lines, but it might also mean that
145 unrelated articles that have subject that happen to begin with the
146 same few characters will be incorrectly gathered.
148 If this variable is `fuzzy', Gnus will use a fuzzy algorithm when
151 :type '(choice (const :tag "off" nil)
153 (sexp :menu-tag "on" t)))
155 (defcustom gnus-simplify-subject-functions nil
156 "List of functions taking a string argument that simplify subjects.
157 The functions are applied recursively.
159 Useful functions to put in this list include:
160 `gnus-simplify-subject-re', `gnus-simplify-subject-fuzzy',
161 `gnus-simplify-whitespace', and `gnus-simplify-all-whitespace'."
163 :type '(repeat function))
165 (defcustom gnus-simplify-ignored-prefixes nil
166 "*Remove matches for this regexp from subject lines when simplifying fuzzily."
168 :type '(choice (const :tag "off" nil)
171 (defcustom gnus-build-sparse-threads nil
172 "*If non-nil, fill in the gaps in threads.
173 If `some', only fill in the gaps that are needed to tie loose threads
174 together. If `more', fill in all leaf nodes that Gnus can find. If
175 non-nil and non-`some', fill in all gaps that Gnus manages to guess."
177 :type '(choice (const :tag "off" nil)
180 (sexp :menu-tag "all" t)))
182 (defcustom gnus-summary-thread-gathering-function
183 'gnus-gather-threads-by-subject
184 "*Function used for gathering loose threads.
185 There are two pre-defined functions: `gnus-gather-threads-by-subject',
186 which only takes Subjects into consideration; and
187 `gnus-gather-threads-by-references', which compared the References
188 headers of the articles to find matches."
190 :type '(radio (function-item gnus-gather-threads-by-subject)
191 (function-item gnus-gather-threads-by-references)
192 (function :tag "other")))
194 (defcustom gnus-summary-same-subject ""
195 "*String indicating that the current article has the same subject as the previous.
196 This variable will only be used if the value of
197 `gnus-summary-make-false-root' is `empty'."
198 :group 'gnus-summary-format
201 (defcustom gnus-summary-goto-unread t
202 "*If t, many commands will go to the next unread article.
203 This applies to marking commands as well as other commands that
204 \"naturally\" select the next article, like, for instance, `SPC' at
205 the end of an article.
207 If nil, the marking commands do NOT go to the next unread article
208 \(they go to the next article instead). If `never', commands that
209 usually go to the next unread article, will go to the next article,
210 whether it is read or not."
211 :group 'gnus-summary-marks
212 :link '(custom-manual "(gnus)Setting Marks")
213 :type '(choice (const :tag "off" nil)
215 (sexp :menu-tag "on" t)))
217 (defcustom gnus-summary-default-score 0
218 "*Default article score level.
219 All scores generated by the score files will be added to this score.
220 If this variable is nil, scoring will be disabled."
221 :group 'gnus-score-default
222 :type '(choice (const :tag "disable")
225 (defcustom gnus-summary-default-high-score 0
226 "*Default threshold for a high scored article.
227 An article will be highlighted as high scored if its score is greater
230 :group 'gnus-score-default
233 (defcustom gnus-summary-default-low-score 0
234 "*Default threshold for a low scored article.
235 An article will be highlighted as low scored if its score is smaller
238 :group 'gnus-score-default
241 (defcustom gnus-summary-zcore-fuzz 0
242 "*Fuzziness factor for the zcore in the summary buffer.
243 Articles with scores closer than this to `gnus-summary-default-score'
245 :group 'gnus-summary-format
248 (defcustom gnus-simplify-subject-fuzzy-regexp nil
249 "*Strings to be removed when doing fuzzy matches.
250 This can either be a regular expression or list of regular expressions
251 that will be removed from subject strings if fuzzy subject
252 simplification is selected."
254 :type '(repeat regexp))
256 (defcustom gnus-show-threads t
257 "*If non-nil, display threads in summary mode."
261 (defcustom gnus-thread-hide-subtree nil
262 "*If non-nil, hide all threads initially.
263 This can be a predicate specifier which says which threads to hide.
264 If threads are hidden, you have to run the command
265 `gnus-summary-show-thread' by hand or select an article."
267 :type '(radio (sexp :format "Non-nil\n"
268 :match (lambda (widget value)
269 (not (or (consp value) (functionp value))))
272 (sexp :tag "Predicate specifier")))
274 (defcustom gnus-thread-hide-killed t
275 "*If non-nil, hide killed threads automatically."
279 (defcustom gnus-thread-ignore-subject t
280 "*If non-nil, which is the default, ignore subjects and do all threading based on the Reference header.
281 If nil, articles that have different subjects from their parents will
282 start separate threads."
286 (defcustom gnus-thread-operation-ignore-subject t
287 "*If non-nil, subjects will be ignored when doing thread commands.
288 This affects commands like `gnus-summary-kill-thread' and
289 `gnus-summary-lower-thread'.
291 If this variable is nil, articles in the same thread with different
292 subjects will not be included in the operation in question. If this
293 variable is `fuzzy', only articles that have subjects that are fuzzily
294 equal will be included."
296 :type '(choice (const :tag "off" nil)
300 (defcustom gnus-thread-indent-level 4
301 "*Number that says how much each sub-thread should be indented."
305 (defcustom gnus-auto-extend-newsgroup t
306 "*If non-nil, extend newsgroup forward and backward when requested."
307 :group 'gnus-summary-choose
310 (defcustom gnus-auto-select-first t
311 "If non-nil, select an article on group entry.
312 An article is selected automatically when entering a group
313 e.g. with \\<gnus-group-mode-map>\\[gnus-group-read-group], or via `gnus-summary-next-page' or
314 `gnus-summary-catchup-and-goto-next-group'.
316 Which article is selected is controlled by the variable
317 `gnus-auto-select-subject'.
319 If you want to prevent automatic selection of articles in some
320 newsgroups, set the variable to nil in `gnus-select-group-hook'."
321 ;; Commands include...
322 ;; \\<gnus-group-mode-map>\\[gnus-group-read-group]
323 ;; \\<gnus-summary-mode-map>\\[gnus-summary-next-page]
324 ;; \\<gnus-summary-mode-map>\\[gnus-summary-catchup-and-goto-next-group]
325 :group 'gnus-group-select
326 :type '(choice (const :tag "none" nil)
327 (sexp :menu-tag "first" t)))
329 (defcustom gnus-auto-select-subject 'unread
330 "*Says what subject to place under point when entering a group.
332 This variable can either be the symbols `first' (place point on the
333 first subject), `unread' (place point on the subject line of the first
334 unread article), `best' (place point on the subject line of the
335 higest-scored article), `unseen' (place point on the subject line of
336 the first unseen article), `unseen-or-unread' (place point on the subject
337 line of the first unseen article or, if all article have been seen, on the
338 subject line of the first unread article), or a function to be called to
339 place point on some subject line."
341 :group 'gnus-group-select
342 :type '(choice (const best)
346 (const unseen-or-unread)))
348 (defcustom gnus-auto-select-next t
349 "*If non-nil, offer to go to the next group from the end of the previous.
350 If the value is t and the next newsgroup is empty, Gnus will exit
351 summary mode and go back to group mode. If the value is neither nil
352 nor t, Gnus will select the following unread newsgroup. In
353 particular, if the value is the symbol `quietly', the next unread
354 newsgroup will be selected without any confirmation, and if it is
355 `almost-quietly', the next group will be selected without any
356 confirmation if you are located on the last article in the group.
357 Finally, if this variable is `slightly-quietly', the `\\<gnus-summary-mode-map>\\[gnus-summary-catchup-and-goto-next-group]' command
358 will go to the next group without confirmation."
359 :group 'gnus-summary-maneuvering
360 :type '(choice (const :tag "off" nil)
362 (const almost-quietly)
363 (const slightly-quietly)
364 (sexp :menu-tag "on" t)))
366 (defcustom gnus-auto-select-same nil
367 "*If non-nil, select the next article with the same subject.
368 If there are no more articles with the same subject, go to
369 the first unread article."
370 :group 'gnus-summary-maneuvering
373 (defcustom gnus-auto-goto-ignores 'unfetched
374 "*Says how to handle unfetched articles when maneuvering.
376 This variable can either be the symbols nil (maneuver to any
377 article), `undownloaded' (maneuvering while unplugged ignores articles
378 that have not been fetched), `always-undownloaded' (maneuvering always
379 ignores articles that have not been fetched), `unfetched' (maneuvering
380 ignores articles whose headers have not been fetched).
382 NOTE: The list of unfetched articles will always be nil when plugged
383 and, when unplugged, a subset of the undownloaded article list."
385 :group 'gnus-summary-maneuvering
386 :type '(choice (const :tag "None" nil)
387 (const :tag "Undownloaded when unplugged" undownloaded)
388 (const :tag "Undownloaded" always-undownloaded)
389 (const :tag "Unfetched" unfetched)))
391 (defcustom gnus-summary-check-current nil
392 "*If non-nil, consider the current article when moving.
393 The \"unread\" movement commands will stay on the same line if the
394 current article is unread."
395 :group 'gnus-summary-maneuvering
398 (defcustom gnus-auto-center-summary 2
399 "*If non-nil, always center the current summary buffer.
400 In particular, if `vertical' do only vertical recentering. If non-nil
401 and non-`vertical', do both horizontal and vertical recentering."
402 :group 'gnus-summary-maneuvering
403 :type '(choice (const :tag "none" nil)
405 (integer :tag "height")
406 (sexp :menu-tag "both" t)))
408 (defvar gnus-auto-center-group t
409 "*If non-nil, always center the group buffer.")
411 (defcustom gnus-show-all-headers nil
412 "*If non-nil, don't hide any headers."
413 :group 'gnus-article-hiding
414 :group 'gnus-article-headers
417 (defcustom gnus-summary-ignore-duplicates nil
418 "*If non-nil, ignore articles with identical Message-ID headers."
422 (defcustom gnus-single-article-buffer t
423 "*If non-nil, display all articles in the same buffer.
424 If nil, each group will get its own article buffer."
425 :group 'gnus-article-various
428 (defcustom gnus-break-pages t
429 "*If non-nil, do page breaking on articles.
430 The page delimiter is specified by the `gnus-page-delimiter'
432 :group 'gnus-article-various
435 (defcustom gnus-move-split-methods nil
436 "*Variable used to suggest where articles are to be moved to.
437 It uses the same syntax as the `gnus-split-methods' variable.
438 However, whereas `gnus-split-methods' specifies file names as targets,
439 this variable specifies group names."
440 :group 'gnus-summary-mail
441 :type '(repeat (choice (list :value (fun) function)
442 (cons :value ("" "") regexp (repeat string))
445 (defcustom gnus-move-group-prefix-function 'gnus-group-real-prefix
446 "Function used to compute default prefix for article move/copy/etc prompts.
447 The function should take one argument, a group name, and return a
448 string with the suggested prefix."
449 :group 'gnus-summary-mail
452 ;; FIXME: Although the custom type is `character' for the following variables,
453 ;; using multibyte characters (Latin-1, UTF-8) doesn't work. -- rs
455 (defcustom gnus-unread-mark ? ;Whitespace
456 "*Mark used for unread articles."
457 :group 'gnus-summary-marks
460 (defcustom gnus-ticked-mark ?!
461 "*Mark used for ticked articles."
462 :group 'gnus-summary-marks
465 (defcustom gnus-dormant-mark ??
466 "*Mark used for dormant articles."
467 :group 'gnus-summary-marks
470 (defcustom gnus-del-mark ?r
471 "*Mark used for del'd articles."
472 :group 'gnus-summary-marks
475 (defcustom gnus-read-mark ?R
476 "*Mark used for read articles."
477 :group 'gnus-summary-marks
480 (defcustom gnus-expirable-mark ?E
481 "*Mark used for expirable articles."
482 :group 'gnus-summary-marks
485 (defcustom gnus-killed-mark ?K
486 "*Mark used for killed articles."
487 :group 'gnus-summary-marks
490 (defcustom gnus-spam-mark ?$
491 "*Mark used for spam articles."
493 :group 'gnus-summary-marks
496 (defcustom gnus-souped-mark ?F
497 "*Mark used for souped articles."
498 :group 'gnus-summary-marks
501 (defcustom gnus-kill-file-mark ?X
502 "*Mark used for articles killed by kill files."
503 :group 'gnus-summary-marks
506 (defcustom gnus-low-score-mark ?Y
507 "*Mark used for articles with a low score."
508 :group 'gnus-summary-marks
511 (defcustom gnus-catchup-mark ?C
512 "*Mark used for articles that are caught up."
513 :group 'gnus-summary-marks
516 (defcustom gnus-replied-mark ?A
517 "*Mark used for articles that have been replied to."
518 :group 'gnus-summary-marks
521 (defcustom gnus-forwarded-mark ?F
522 "*Mark used for articles that have been forwarded."
524 :group 'gnus-summary-marks
527 (defcustom gnus-recent-mark ?N
528 "*Mark used for articles that are recent."
530 :group 'gnus-summary-marks
533 (defcustom gnus-cached-mark ?*
534 "*Mark used for articles that are in the cache."
535 :group 'gnus-summary-marks
538 (defcustom gnus-saved-mark ?S
539 "*Mark used for articles that have been saved."
540 :group 'gnus-summary-marks
543 (defcustom gnus-unseen-mark ?.
544 "*Mark used for articles that haven't been seen."
546 :group 'gnus-summary-marks
549 (defcustom gnus-no-mark ? ;Whitespace
550 "*Mark used for articles that have no other secondary mark."
552 :group 'gnus-summary-marks
555 (defcustom gnus-ancient-mark ?O
556 "*Mark used for ancient articles."
557 :group 'gnus-summary-marks
560 (defcustom gnus-sparse-mark ?Q
561 "*Mark used for sparsely reffed articles."
562 :group 'gnus-summary-marks
565 (defcustom gnus-canceled-mark ?G
566 "*Mark used for canceled articles."
567 :group 'gnus-summary-marks
570 (defcustom gnus-duplicate-mark ?M
571 "*Mark used for duplicate articles."
572 :group 'gnus-summary-marks
575 (defcustom gnus-undownloaded-mark ?-
576 "*Mark used for articles that weren't downloaded."
578 :group 'gnus-summary-marks
581 (defcustom gnus-downloaded-mark ?+
582 "*Mark used for articles that were downloaded."
583 :group 'gnus-summary-marks
586 (defcustom gnus-downloadable-mark ?%
587 "*Mark used for articles that are to be downloaded."
588 :group 'gnus-summary-marks
591 (defcustom gnus-unsendable-mark ?=
592 "*Mark used for articles that won't be sent."
593 :group 'gnus-summary-marks
596 (defcustom gnus-score-over-mark ?+
597 "*Score mark used for articles with high scores."
598 :group 'gnus-summary-marks
601 (defcustom gnus-score-below-mark ?-
602 "*Score mark used for articles with low scores."
603 :group 'gnus-summary-marks
606 (defcustom gnus-empty-thread-mark ? ;Whitespace
607 "*There is no thread under the article."
608 :group 'gnus-summary-marks
611 (defcustom gnus-not-empty-thread-mark ?=
612 "*There is a thread under the article."
613 :group 'gnus-summary-marks
616 (defcustom gnus-view-pseudo-asynchronously nil
617 "*If non-nil, Gnus will view pseudo-articles asynchronously."
618 :group 'gnus-extract-view
621 (defcustom gnus-auto-expirable-marks
622 (list gnus-killed-mark gnus-del-mark gnus-catchup-mark
623 gnus-low-score-mark gnus-ancient-mark gnus-read-mark
624 gnus-souped-mark gnus-duplicate-mark)
625 "*The list of marks converted into expiration if a group is auto-expirable."
628 :type '(repeat character))
630 (defcustom gnus-inhibit-user-auto-expire t
631 "*If non-nil, user marking commands will not mark an article as expirable, even if the group has auto-expire turned on."
636 (defcustom gnus-view-pseudos nil
637 "*If `automatic', pseudo-articles will be viewed automatically.
638 If `not-confirm', pseudos will be viewed automatically, and the user
639 will not be asked to confirm the command."
640 :group 'gnus-extract-view
641 :type '(choice (const :tag "off" nil)
643 (const not-confirm)))
645 (defcustom gnus-view-pseudos-separately t
646 "*If non-nil, one pseudo-article will be created for each file to be viewed.
647 If nil, all files that use the same viewing command will be given as a
648 list of parameters to that command."
649 :group 'gnus-extract-view
652 (defcustom gnus-insert-pseudo-articles t
653 "*If non-nil, insert pseudo-articles when decoding articles."
654 :group 'gnus-extract-view
657 (defcustom gnus-summary-dummy-line-format
659 "*The format specification for the dummy roots in the summary buffer.
660 It works along the same lines as a normal formatting string,
661 with some simple extensions.
665 General format specifiers can also be used.
666 See `(gnus)Formatting Variables'."
667 :link '(custom-manual "(gnus)Formatting Variables")
668 :group 'gnus-threading
671 (defcustom gnus-summary-mode-line-format "Gnus: %g [%A] %Z"
672 "*The format specification for the summary mode line.
673 It works along the same lines as a normal formatting string,
674 with some simple extensions:
677 %p Unprefixed group name
678 %A Current article number
679 %z Current article score
681 %U Number of unread articles in the group
682 %e Number of unselected articles in the group
683 %Z A string with unread/unselected article counts
684 %g Shortish group name
685 %S Subject of the current article
687 %s Current score file name
688 %d Number of dormant articles
689 %r Number of articles that have been marked as read in this session
690 %E Number of articles expunged by the score files"
691 :group 'gnus-summary-format
694 (defcustom gnus-list-identifiers nil
695 "Regexp that matches list identifiers to be removed from subject.
696 This can also be a list of regexps."
698 :group 'gnus-summary-format
699 :group 'gnus-article-hiding
700 :type '(choice (const :tag "none" nil)
702 (repeat :value (".*") regexp)))
704 (defcustom gnus-summary-mark-below 0
705 "*Mark all articles with a score below this variable as read.
706 This variable is local to each summary buffer and usually set by the
708 :group 'gnus-score-default
711 (defun gnus-widget-reversible-match (widget value)
712 "Ignoring WIDGET, convert VALUE to internal form.
713 VALUE should have the form `FOO' or `(not FOO)', where FOO is an symbol."
717 (eq (length value) 2)
718 (eq (nth 0 value) 'not)
719 (symbolp (nth 1 value)))))
721 (defun gnus-widget-reversible-to-internal (widget value)
722 "Ignoring WIDGET, convert VALUE to internal form.
723 VALUE should have the form `FOO' or `(not FOO)', where FOO is an atom.
724 FOO is converted to (FOO nil) and (not FOO) is converted to (FOO t)."
728 (list (nth 1 value) t)))
730 (defun gnus-widget-reversible-to-external (widget value)
731 "Ignoring WIDGET, convert VALUE to external form.
732 VALUE should have the form `(FOO nil)' or `(FOO t)', where FOO is an atom.
733 \(FOO nil) is converted to FOO and (FOO t) is converted to (not FOO)."
736 (list 'not (nth 0 value))
739 (define-widget 'gnus-widget-reversible 'group
740 "A `group' that convert values."
741 :match 'gnus-widget-reversible-match
742 :value-to-internal 'gnus-widget-reversible-to-internal
743 :value-to-external 'gnus-widget-reversible-to-external)
745 (defcustom gnus-article-sort-functions '(gnus-article-sort-by-number)
746 "*List of functions used for sorting articles in the summary buffer.
748 Each function takes two articles and returns non-nil if the first
749 article should be sorted before the other. If you use more than one
750 function, the primary sort function should be the last. You should
751 probably always include `gnus-article-sort-by-number' in the list of
752 sorting functions -- preferably first. Also note that sorting by date
753 is often much slower than sorting by number, and the sorting order is
754 very similar. (Sorting by date means sorting by the time the message
755 was sent, sorting by number means sorting by arrival time.)
757 Each item can also be a list `(not F)' where F is a function;
758 this reverses the sort order.
760 Ready-made functions include `gnus-article-sort-by-number',
761 `gnus-article-sort-by-author', `gnus-article-sort-by-subject',
762 `gnus-article-sort-by-date', `gnus-article-sort-by-random'
763 and `gnus-article-sort-by-score'.
765 When threading is turned on, the variable `gnus-thread-sort-functions'
766 controls how articles are sorted."
767 :group 'gnus-summary-sort
768 :type '(repeat (gnus-widget-reversible
769 (choice (function-item gnus-article-sort-by-number)
770 (function-item gnus-article-sort-by-author)
771 (function-item gnus-article-sort-by-subject)
772 (function-item gnus-article-sort-by-date)
773 (function-item gnus-article-sort-by-score)
774 (function-item gnus-article-sort-by-random)
775 (function :tag "other"))
776 (boolean :tag "Reverse order"))))
779 (defcustom gnus-thread-sort-functions '(gnus-thread-sort-by-number)
780 "*List of functions used for sorting threads in the summary buffer.
781 By default, threads are sorted by article number.
783 Each function takes two threads and returns non-nil if the first
784 thread should be sorted before the other. If you use more than one
785 function, the primary sort function should be the last. You should
786 probably always include `gnus-thread-sort-by-number' in the list of
787 sorting functions -- preferably first. Also note that sorting by date
788 is often much slower than sorting by number, and the sorting order is
789 very similar. (Sorting by date means sorting by the time the message
790 was sent, sorting by number means sorting by arrival time.)
792 Each list item can also be a list `(not F)' where F is a
793 function; this specifies reversed sort order.
795 Ready-made functions include `gnus-thread-sort-by-number',
796 `gnus-thread-sort-by-author', `gnus-thread-sort-by-recipient'
797 `gnus-thread-sort-by-subject', `gnus-thread-sort-by-date',
798 `gnus-thread-sort-by-score', `gnus-thread-sort-by-most-recent-number',
799 `gnus-thread-sort-by-most-recent-date', `gnus-thread-sort-by-random',
800 and `gnus-thread-sort-by-total-score' (see
801 `gnus-thread-score-function').
803 When threading is turned off, the variable
804 `gnus-article-sort-functions' controls how articles are sorted."
805 :group 'gnus-summary-sort
807 (gnus-widget-reversible
808 (choice (function-item gnus-thread-sort-by-number)
809 (function-item gnus-thread-sort-by-author)
810 (function-item gnus-thread-sort-by-recipient)
811 (function-item gnus-thread-sort-by-subject)
812 (function-item gnus-thread-sort-by-date)
813 (function-item gnus-thread-sort-by-score)
814 (function-item gnus-thread-sort-by-most-recent-number)
815 (function-item gnus-thread-sort-by-most-recent-date)
816 (function-item gnus-thread-sort-by-random)
817 (function-item gnus-thread-sort-by-total-score)
818 (function :tag "other"))
819 (boolean :tag "Reverse order"))))
821 (defcustom gnus-thread-score-function '+
822 "*Function used for calculating the total score of a thread.
824 The function is called with the scores of the article and each
825 subthread and should then return the score of the thread.
827 Some functions you can use are `+', `max', or `min'."
828 :group 'gnus-summary-sort
831 (defcustom gnus-summary-expunge-below nil
832 "All articles that have a score less than this variable will be expunged.
833 This variable is local to the summary buffers."
834 :group 'gnus-score-default
835 :type '(choice (const :tag "off" nil)
838 (defcustom gnus-thread-expunge-below nil
839 "All threads that have a total score less than this variable will be expunged.
840 See `gnus-thread-score-function' for en explanation of what a
843 This variable is local to the summary buffers."
844 :group 'gnus-threading
845 :group 'gnus-score-default
846 :type '(choice (const :tag "off" nil)
849 (defcustom gnus-summary-mode-hook nil
850 "*A hook for Gnus summary mode.
851 This hook is run before any variables are set in the summary buffer."
852 :options '(turn-on-gnus-mailing-list-mode gnus-pick-mode)
853 :group 'gnus-summary-various
856 ;; Extracted from gnus-xmas-redefine in order to preserve user settings
857 (when (featurep 'xemacs)
858 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-summary-menu-add)
859 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-setup-summary-toolbar)
860 (add-hook 'gnus-summary-mode-hook
861 'gnus-xmas-switch-horizontal-scrollbar-off))
863 (defcustom gnus-summary-menu-hook nil
864 "*Hook run after the creation of the summary mode menu."
865 :group 'gnus-summary-visual
868 (defcustom gnus-summary-exit-hook nil
869 "*A hook called on exit from the summary buffer.
870 It will be called with point in the group buffer."
871 :group 'gnus-summary-exit
874 (defcustom gnus-summary-prepare-hook nil
875 "*A hook called after the summary buffer has been generated.
876 If you want to modify the summary buffer, you can use this hook."
877 :group 'gnus-summary-various
880 (defcustom gnus-summary-prepared-hook nil
881 "*A hook called as the last thing after the summary buffer has been generated."
882 :group 'gnus-summary-various
885 (defcustom gnus-summary-generate-hook nil
886 "*A hook run just before generating the summary buffer.
887 This hook is commonly used to customize threading variables and the
889 :group 'gnus-summary-various
892 (defcustom gnus-select-group-hook nil
893 "*A hook called when a newsgroup is selected.
895 If you'd like to simplify subjects like the
896 `gnus-summary-next-same-subject' command does, you can use the
899 (add-hook gnus-select-group-hook
901 (mapcar (lambda (header)
902 (mail-header-set-subject
904 (gnus-simplify-subject
905 (mail-header-subject header) 're-only)))
906 gnus-newsgroup-headers)))"
907 :group 'gnus-group-select
910 (defcustom gnus-select-article-hook nil
911 "*A hook called when an article is selected."
912 :group 'gnus-summary-choose
913 :options '(gnus-agent-fetch-selected-article)
916 (defcustom gnus-visual-mark-article-hook
917 (list 'gnus-highlight-selected-summary)
918 "*Hook run after selecting an article in the summary buffer.
919 It is meant to be used for highlighting the article in some way. It
920 is not run if `gnus-visual' is nil."
921 :group 'gnus-summary-visual
924 (defcustom gnus-parse-headers-hook nil
925 "*A hook called before parsing the headers."
929 (defcustom gnus-exit-group-hook nil
930 "*A hook called when exiting summary mode.
931 This hook is not called from the non-updating exit commands like `Q'."
935 (defcustom gnus-summary-update-hook
936 (list 'gnus-summary-highlight-line)
937 "*A hook called when a summary line is changed.
938 The hook will not be called if `gnus-visual' is nil.
940 The default function `gnus-summary-highlight-line' will
941 highlight the line according to the `gnus-summary-highlight'
943 :group 'gnus-summary-visual
946 (defcustom gnus-mark-article-hook '(gnus-summary-mark-read-and-unread-as-read)
947 "*A hook called when an article is selected for the first time.
948 The hook is intended to mark an article as read (or unread)
949 automatically when it is selected."
950 :group 'gnus-summary-choose
953 (defcustom gnus-group-no-more-groups-hook nil
954 "*A hook run when returning to group mode having no more (unread) groups."
955 :group 'gnus-group-select
958 (defcustom gnus-ps-print-hook nil
959 "*A hook run before ps-printing something from Gnus."
963 (defcustom gnus-summary-article-move-hook nil
964 "*A hook called after an article is moved, copied, respooled, or crossposted."
969 (defcustom gnus-summary-article-delete-hook nil
970 "*A hook called after an article is deleted."
975 (defcustom gnus-summary-article-expire-hook nil
976 "*A hook called after an article is expired."
981 (defcustom gnus-summary-display-arrow
982 (and (fboundp 'display-graphic-p)
984 "*If non-nil, display an arrow highlighting the current article."
989 (defcustom gnus-summary-selected-face 'gnus-summary-selected
990 "Face used for highlighting the current article in the summary buffer."
991 :group 'gnus-summary-visual
994 (defvar gnus-tmp-downloaded nil)
996 (defcustom gnus-summary-highlight
997 '(((eq mark gnus-canceled-mark)
998 . gnus-summary-cancelled)
999 ((and uncached (> score default-high))
1000 . gnus-summary-high-undownloaded)
1001 ((and uncached (< score default-low))
1002 . gnus-summary-low-undownloaded)
1004 . gnus-summary-normal-undownloaded)
1005 ((and (> score default-high)
1006 (or (eq mark gnus-dormant-mark)
1007 (eq mark gnus-ticked-mark)))
1008 . gnus-summary-high-ticked)
1009 ((and (< score default-low)
1010 (or (eq mark gnus-dormant-mark)
1011 (eq mark gnus-ticked-mark)))
1012 . gnus-summary-low-ticked)
1013 ((or (eq mark gnus-dormant-mark)
1014 (eq mark gnus-ticked-mark))
1015 . gnus-summary-normal-ticked)
1016 ((and (> score default-high) (eq mark gnus-ancient-mark))
1017 . gnus-summary-high-ancient)
1018 ((and (< score default-low) (eq mark gnus-ancient-mark))
1019 . gnus-summary-low-ancient)
1020 ((eq mark gnus-ancient-mark)
1021 . gnus-summary-normal-ancient)
1022 ((and (> score default-high) (eq mark gnus-unread-mark))
1023 . gnus-summary-high-unread)
1024 ((and (< score default-low) (eq mark gnus-unread-mark))
1025 . gnus-summary-low-unread)
1026 ((eq mark gnus-unread-mark)
1027 . gnus-summary-normal-unread)
1028 ((> score default-high)
1029 . gnus-summary-high-read)
1030 ((< score default-low)
1031 . gnus-summary-low-read)
1033 . gnus-summary-normal-read))
1034 "*Controls the highlighting of summary buffer lines.
1036 A list of (FORM . FACE) pairs. When deciding how a a particular
1037 summary line should be displayed, each form is evaluated. The content
1038 of the face field after the first true form is used. You can change
1039 how those summary lines are displayed, by editing the face field.
1041 You can use the following variables in the FORM field.
1043 score: The article's score
1044 default: The default article score.
1045 default-high: The default score for high scored articles.
1046 default-low: The default score for low scored articles.
1047 below: The score below which articles are automatically marked as read.
1048 mark: The article's mark.
1049 uncached: Non-nil if the article is uncached."
1050 :group 'gnus-summary-visual
1051 :type '(repeat (cons (sexp :tag "Form" nil)
1054 (defcustom gnus-alter-header-function nil
1055 "Function called to allow alteration of article header structures.
1056 The function is called with one parameter, the article header vector,
1057 which it may alter in any way."
1058 :type '(choice (const :tag "None" nil)
1060 :group 'gnus-summary)
1062 (defvar gnus-decode-encoded-word-function 'mail-decode-encoded-word-string
1063 "Function used to decode a string with encoded words.")
1065 (defvar gnus-decode-encoded-address-function
1066 'mail-decode-encoded-address-string
1067 "Function used to decode addresses with encoded words.")
1069 (defcustom gnus-extra-headers '(To Newsgroups)
1070 "*Extra headers to parse."
1072 :group 'gnus-summary
1073 :type '(repeat symbol))
1075 (defcustom gnus-ignored-from-addresses
1076 (and user-mail-address
1077 (not (string= user-mail-address ""))
1078 (regexp-quote user-mail-address))
1079 "*Regexp of From headers that may be suppressed in favor of To headers."
1081 :group 'gnus-summary
1084 (defcustom gnus-summary-to-prefix "-> "
1085 "*String prefixed to the To field in the summary line when
1086 using `gnus-ignored-from-addresses'."
1088 :group 'gnus-summary
1091 (defcustom gnus-summary-newsgroup-prefix "=> "
1092 "*String prefixed to the Newsgroup field in the summary
1093 line when using `gnus-ignored-from-addresses'."
1095 :group 'gnus-summary
1098 (defcustom gnus-newsgroup-ignored-charsets '(unknown-8bit x-unknown)
1099 "List of charsets that should be ignored.
1100 When these charsets are used in the \"charset\" parameter, the
1101 default charset will be used instead."
1103 :type '(repeat symbol)
1104 :group 'gnus-charset)
1106 (gnus-define-group-parameter
1110 "Return the ignored charsets of GROUP."
1111 :variable gnus-group-ignored-charsets-alist
1113 '(("alt\\.chinese\\.text" iso-8859-1))
1115 "Alist of regexps (to match group names) and charsets that should be ignored.
1116 When these charsets are used in the \"charset\" parameter, the
1117 default charset will be used instead."
1118 :variable-group gnus-charset
1119 :variable-type '(repeat (cons (regexp :tag "Group")
1121 :parameter-type '(choice :tag "Ignored charsets"
1124 :parameter-document "\
1125 List of charsets that should be ignored.
1127 When these charsets are used in the \"charset\" parameter, the
1128 default charset will be used instead.")
1130 (defcustom gnus-group-highlight-words-alist nil
1131 "Alist of group regexps and highlight regexps.
1132 This variable uses the same syntax as `gnus-emphasis-alist'."
1134 :type '(repeat (cons (regexp :tag "Group")
1135 (repeat (list (regexp :tag "Highlight regexp")
1136 (number :tag "Group for entire word" 0)
1137 (number :tag "Group for displayed part" 0)
1139 gnus-emphasis-highlight-words)))))
1140 :group 'gnus-summary-visual)
1142 (defcustom gnus-summary-show-article-charset-alist
1144 "Alist of number and charset.
1145 The article will be shown with the charset corresponding to the
1147 For example: ((1 . cn-gb-2312) (2 . big5))."
1149 :type '(repeat (cons (number :tag "Argument" 1)
1150 (symbol :tag "Charset")))
1151 :group 'gnus-charset)
1153 (defcustom gnus-preserve-marks t
1154 "Whether marks are preserved when moving, copying and respooling messages."
1157 :group 'gnus-summary-marks)
1159 (defcustom gnus-alter-articles-to-read-function nil
1160 "Function to be called to alter the list of articles to be selected."
1161 :type '(choice (const nil) function)
1162 :group 'gnus-summary)
1164 (defcustom gnus-orphan-score nil
1165 "*All orphans get this score added. Set in the score file."
1166 :group 'gnus-score-default
1167 :type '(choice (const nil)
1170 (defcustom gnus-summary-save-parts-default-mime "image/.*"
1171 "*A regexp to match MIME parts when saving multiple parts of a
1172 message with `gnus-summary-save-parts' (\\<gnus-summary-mode-map>\\[gnus-summary-save-parts]).
1173 This regexp will be used by default when prompting the user for which
1174 type of files to save."
1175 :group 'gnus-summary
1178 (defcustom gnus-read-all-available-headers nil
1179 "Whether Gnus should parse all headers made available to it.
1180 This is mostly relevant for slow back ends where the user may
1181 wish to widen the summary buffer to include all headers
1182 that were fetched. Say, for nnultimate groups."
1184 :group 'gnus-summary
1185 :type '(choice boolean regexp))
1187 (defcustom gnus-summary-muttprint-program "muttprint"
1188 "Command (and optional arguments) used to run Muttprint."
1190 :group 'gnus-summary
1193 (defcustom gnus-article-loose-mime t
1194 "If non-nil, don't require MIME-Version header.
1195 Some brain-damaged MUA/MTA, e.g. Lotus Domino 5.0.6 clients, does not
1196 supply the MIME-Version header or deliberately strip it from the mail.
1197 If non-nil (the default), Gnus will treat some articles as MIME
1198 even if the MIME-Version header is missing."
1201 :group 'gnus-article-mime)
1203 (defcustom gnus-article-emulate-mime t
1204 "If non-nil, use MIME emulation for uuencode and the like.
1205 This means that Gnus will search message bodies for text that look
1206 like uuencoded bits, yEncoded bits, and so on, and present that using
1207 the normal Gnus MIME machinery."
1210 :group 'gnus-article-mime)
1212 ;;; Internal variables
1214 (defvar gnus-summary-display-cache nil)
1215 (defvar gnus-article-mime-handles nil)
1216 (defvar gnus-article-decoded-p nil)
1217 (defvar gnus-article-charset nil)
1218 (defvar gnus-article-ignored-charsets nil)
1219 (defvar gnus-scores-exclude-files nil)
1220 (defvar gnus-page-broken nil)
1222 (defvar gnus-original-article nil)
1223 (defvar gnus-article-internal-prepare-hook nil)
1224 (defvar gnus-newsgroup-process-stack nil)
1226 (defvar gnus-thread-indent-array nil)
1227 (defvar gnus-thread-indent-array-level gnus-thread-indent-level)
1228 (defvar gnus-sort-gathered-threads-function 'gnus-thread-sort-by-number
1229 "Function called to sort the articles within a thread after it has been gathered together.")
1231 (defvar gnus-summary-save-parts-type-history nil)
1232 (defvar gnus-summary-save-parts-last-directory mm-default-directory)
1234 ;; Avoid highlighting in kill files.
1235 (defvar gnus-summary-inhibit-highlight nil)
1236 (defvar gnus-newsgroup-selected-overlay nil)
1237 (defvar gnus-inhibit-limiting nil)
1238 (defvar gnus-newsgroup-adaptive-score-file nil)
1239 (defvar gnus-current-score-file nil)
1240 (defvar gnus-current-move-group nil)
1241 (defvar gnus-current-copy-group nil)
1242 (defvar gnus-current-crosspost-group nil)
1243 (defvar gnus-newsgroup-display nil)
1245 (defvar gnus-newsgroup-dependencies nil)
1246 (defvar gnus-newsgroup-adaptive nil)
1247 (defvar gnus-summary-display-article-function nil)
1248 (defvar gnus-summary-highlight-line-function nil
1249 "Function called after highlighting a summary line.")
1251 (defvar gnus-summary-line-format-alist
1252 `((?N ,(macroexpand '(mail-header-number gnus-tmp-header)) ?d)
1253 (?S ,(macroexpand '(mail-header-subject gnus-tmp-header)) ?s)
1254 (?s gnus-tmp-subject-or-nil ?s)
1255 (?n gnus-tmp-name ?s)
1256 (?A (car (cdr (funcall gnus-extract-address-components gnus-tmp-from)))
1258 (?a (or (car (funcall gnus-extract-address-components gnus-tmp-from))
1260 (?F gnus-tmp-from ?s)
1261 (?x ,(macroexpand '(mail-header-xref gnus-tmp-header)) ?s)
1262 (?D ,(macroexpand '(mail-header-date gnus-tmp-header)) ?s)
1263 (?d (gnus-dd-mmm (mail-header-date gnus-tmp-header)) ?s)
1264 (?o (gnus-date-iso8601 (mail-header-date gnus-tmp-header)) ?s)
1265 (?M ,(macroexpand '(mail-header-id gnus-tmp-header)) ?s)
1266 (?r ,(macroexpand '(mail-header-references gnus-tmp-header)) ?s)
1267 (?c (or (mail-header-chars gnus-tmp-header) 0) ?d)
1268 (?k (gnus-summary-line-message-size gnus-tmp-header) ?s)
1269 (?L gnus-tmp-lines ?s)
1270 (?O gnus-tmp-downloaded ?c)
1271 (?I gnus-tmp-indentation ?s)
1272 (?T (if (= gnus-tmp-level 0) "" (make-string (frame-width) ? )) ?s)
1273 (?R gnus-tmp-replied ?c)
1274 (?\[ gnus-tmp-opening-bracket ?c)
1275 (?\] gnus-tmp-closing-bracket ?c)
1276 (?\> (make-string gnus-tmp-level ? ) ?s)
1277 (?\< (make-string (max 0 (- 20 gnus-tmp-level)) ? ) ?s)
1278 (?i gnus-tmp-score ?d)
1279 (?z gnus-tmp-score-char ?c)
1280 (?V (gnus-thread-total-score (and (boundp 'thread) (car thread))) ?d)
1281 (?U gnus-tmp-unread ?c)
1282 (?f (gnus-summary-from-or-to-or-newsgroups gnus-tmp-header gnus-tmp-from)
1284 (?t (gnus-summary-number-of-articles-in-thread
1285 (and (boundp 'thread) (car thread)) gnus-tmp-level)
1287 (?e (gnus-summary-number-of-articles-in-thread
1288 (and (boundp 'thread) (car thread)) gnus-tmp-level t)
1290 (?u gnus-tmp-user-defined ?s)
1291 (?P (gnus-pick-line-number) ?d)
1292 (?B gnus-tmp-thread-tree-header-string ?s)
1293 (user-date (gnus-user-date
1294 ,(macroexpand '(mail-header-date gnus-tmp-header))) ?s))
1295 "An alist of format specifications that can appear in summary lines.
1296 These are paired with what variables they correspond with, along with
1297 the type of the variable (string, integer, character, etc).")
1299 (defvar gnus-summary-dummy-line-format-alist
1300 `((?S gnus-tmp-subject ?s)
1301 (?N gnus-tmp-number ?d)
1302 (?u gnus-tmp-user-defined ?s)))
1304 (defvar gnus-summary-mode-line-format-alist
1305 `((?G gnus-tmp-group-name ?s)
1306 (?g (gnus-short-group-name gnus-tmp-group-name) ?s)
1307 (?p (gnus-group-real-name gnus-tmp-group-name) ?s)
1308 (?A gnus-tmp-article-number ?d)
1309 (?Z gnus-tmp-unread-and-unselected ?s)
1310 (?V gnus-version ?s)
1311 (?U gnus-tmp-unread-and-unticked ?d)
1312 (?S gnus-tmp-subject ?s)
1313 (?e gnus-tmp-unselected ?d)
1314 (?u gnus-tmp-user-defined ?s)
1315 (?d (length gnus-newsgroup-dormant) ?d)
1316 (?t (length gnus-newsgroup-marked) ?d)
1317 (?h (length gnus-newsgroup-spam-marked) ?d)
1318 (?r (length gnus-newsgroup-reads) ?d)
1319 (?z (gnus-summary-article-score gnus-tmp-article-number) ?d)
1320 (?E gnus-newsgroup-expunged-tally ?d)
1321 (?s (gnus-current-score-file-nondirectory) ?s)))
1323 (defvar gnus-last-search-regexp nil
1324 "Default regexp for article search command.")
1326 (defvar gnus-last-shell-command nil
1327 "Default shell command on article.")
1329 (defvar gnus-newsgroup-agentized nil
1330 "Locally bound in each summary buffer to indicate whether the server has been agentized.")
1331 (defvar gnus-newsgroup-begin nil)
1332 (defvar gnus-newsgroup-end nil)
1333 (defvar gnus-newsgroup-last-rmail nil)
1334 (defvar gnus-newsgroup-last-mail nil)
1335 (defvar gnus-newsgroup-last-folder nil)
1336 (defvar gnus-newsgroup-last-file nil)
1337 (defvar gnus-newsgroup-last-directory nil)
1338 (defvar gnus-newsgroup-auto-expire nil)
1339 (defvar gnus-newsgroup-active nil)
1341 (defvar gnus-newsgroup-data nil)
1342 (defvar gnus-newsgroup-data-reverse nil)
1343 (defvar gnus-newsgroup-limit nil)
1344 (defvar gnus-newsgroup-limits nil)
1345 (defvar gnus-summary-use-undownloaded-faces nil)
1347 (defvar gnus-newsgroup-unreads nil
1348 "Sorted list of unread articles in the current newsgroup.")
1350 (defvar gnus-newsgroup-unselected nil
1351 "Sorted list of unselected unread articles in the current newsgroup.")
1353 (defvar gnus-newsgroup-reads nil
1354 "Alist of read articles and article marks in the current newsgroup.")
1356 (defvar gnus-newsgroup-expunged-tally nil)
1358 (defvar gnus-newsgroup-marked nil
1359 "Sorted list of ticked articles in the current newsgroup (a subset of unread art).")
1361 (defvar gnus-newsgroup-spam-marked nil
1362 "List of ranges of articles that have been marked as spam.")
1364 (defvar gnus-newsgroup-killed nil
1365 "List of ranges of articles that have been through the scoring process.")
1367 (defvar gnus-newsgroup-cached nil
1368 "Sorted list of articles that come from the article cache.")
1370 (defvar gnus-newsgroup-saved nil
1371 "List of articles that have been saved.")
1373 (defvar gnus-newsgroup-kill-headers nil)
1375 (defvar gnus-newsgroup-replied nil
1376 "List of articles that have been replied to in the current newsgroup.")
1378 (defvar gnus-newsgroup-forwarded nil
1379 "List of articles that have been forwarded in the current newsgroup.")
1381 (defvar gnus-newsgroup-recent nil
1382 "List of articles that have are recent in the current newsgroup.")
1384 (defvar gnus-newsgroup-expirable nil
1385 "Sorted list of articles in the current newsgroup that can be expired.")
1387 (defvar gnus-newsgroup-processable nil
1388 "List of articles in the current newsgroup that can be processed.")
1390 (defvar gnus-newsgroup-downloadable nil
1391 "Sorted list of articles in the current newsgroup that can be processed.")
1393 (defvar gnus-newsgroup-unfetched nil
1394 "Sorted list of articles in the current newsgroup whose headers have
1395 not been fetched into the agent.
1397 This list will always be a subset of gnus-newsgroup-undownloaded.")
1399 (defvar gnus-newsgroup-undownloaded nil
1400 "List of articles in the current newsgroup that haven't been downloaded.")
1402 (defvar gnus-newsgroup-unsendable nil
1403 "List of articles in the current newsgroup that won't be sent.")
1405 (defvar gnus-newsgroup-bookmarks nil
1406 "List of articles in the current newsgroup that have bookmarks.")
1408 (defvar gnus-newsgroup-dormant nil
1409 "Sorted list of dormant articles in the current newsgroup.")
1411 (defvar gnus-newsgroup-unseen nil
1412 "List of unseen articles in the current newsgroup.")
1414 (defvar gnus-newsgroup-seen nil
1415 "Range of seen articles in the current newsgroup.")
1417 (defvar gnus-newsgroup-articles nil
1418 "List of articles in the current newsgroup.")
1420 (defvar gnus-newsgroup-scored nil
1421 "List of scored articles in the current newsgroup.")
1423 (defvar gnus-newsgroup-headers nil
1424 "List of article headers in the current newsgroup.")
1426 (defvar gnus-newsgroup-threads nil)
1428 (defvar gnus-newsgroup-prepared nil
1429 "Whether the current group has been prepared properly.")
1431 (defvar gnus-newsgroup-ancient nil
1432 "List of `gnus-fetch-old-headers' articles in the current newsgroup.")
1434 (defvar gnus-newsgroup-sparse nil)
1436 (defvar gnus-current-article nil)
1437 (defvar gnus-article-current nil)
1438 (defvar gnus-current-headers nil)
1439 (defvar gnus-have-all-headers nil)
1440 (defvar gnus-last-article nil)
1441 (defvar gnus-newsgroup-history nil)
1442 (defvar gnus-newsgroup-charset nil)
1443 (defvar gnus-newsgroup-ephemeral-charset nil)
1444 (defvar gnus-newsgroup-ephemeral-ignored-charsets nil)
1446 (defvar gnus-article-before-search nil)
1448 (defvar gnus-summary-local-variables
1449 '(gnus-newsgroup-name
1450 gnus-newsgroup-begin gnus-newsgroup-end
1451 gnus-newsgroup-last-rmail gnus-newsgroup-last-mail
1452 gnus-newsgroup-last-folder gnus-newsgroup-last-file
1453 gnus-newsgroup-last-directory
1454 gnus-newsgroup-auto-expire gnus-newsgroup-unreads
1455 gnus-newsgroup-unselected gnus-newsgroup-marked
1456 gnus-newsgroup-spam-marked
1457 gnus-newsgroup-reads gnus-newsgroup-saved
1458 gnus-newsgroup-replied gnus-newsgroup-forwarded
1459 gnus-newsgroup-recent
1460 gnus-newsgroup-expirable
1461 gnus-newsgroup-processable gnus-newsgroup-killed
1462 gnus-newsgroup-downloadable gnus-newsgroup-undownloaded
1463 gnus-newsgroup-unfetched
1464 gnus-newsgroup-unsendable gnus-newsgroup-unseen
1465 gnus-newsgroup-seen gnus-newsgroup-articles
1466 gnus-newsgroup-bookmarks gnus-newsgroup-dormant
1467 gnus-newsgroup-headers gnus-newsgroup-threads
1468 gnus-newsgroup-prepared gnus-summary-highlight-line-function
1469 gnus-current-article gnus-current-headers gnus-have-all-headers
1470 gnus-last-article gnus-article-internal-prepare-hook
1471 gnus-newsgroup-dependencies gnus-newsgroup-selected-overlay
1472 gnus-newsgroup-scored gnus-newsgroup-kill-headers
1473 gnus-thread-expunge-below
1474 gnus-score-alist gnus-current-score-file
1475 (gnus-summary-expunge-below . global)
1476 (gnus-summary-mark-below . global)
1477 (gnus-orphan-score . global)
1478 gnus-newsgroup-active gnus-scores-exclude-files
1479 gnus-newsgroup-history gnus-newsgroup-ancient
1480 gnus-newsgroup-sparse gnus-newsgroup-process-stack
1481 (gnus-newsgroup-adaptive . gnus-use-adaptive-scoring)
1482 gnus-newsgroup-adaptive-score-file (gnus-reffed-article-number . -1)
1483 (gnus-newsgroup-expunged-tally . 0)
1484 gnus-cache-removable-articles gnus-newsgroup-cached
1485 gnus-newsgroup-data gnus-newsgroup-data-reverse
1486 gnus-newsgroup-limit gnus-newsgroup-limits
1487 gnus-newsgroup-charset gnus-newsgroup-display
1488 gnus-summary-use-undownloaded-faces)
1489 "Variables that are buffer-local to the summary buffers.")
1491 (defvar gnus-newsgroup-variables nil
1492 "A list of variables that have separate values in different newsgroups.
1493 A list of newsgroup (summary buffer) local variables, or cons of
1494 variables and their default expressions to be evalled (when the default
1495 values are not nil), that should be made global while the summary buffer
1498 Note: The default expressions will be evaluated (using function `eval')
1499 before assignment to the local variable rather than just assigned to it.
1500 If the default expression is the symbol `global', that symbol will not
1501 be evaluated but the global value of the local variable will be used
1504 These variables can be used to set variables in the group parameters
1505 while still allowing them to affect operations done in other buffers.
1508 \(setq gnus-newsgroup-variables
1509 '(message-use-followup-to
1510 (gnus-visible-headers .
1511 \"^From:\\\\|^Newsgroups:\\\\|^Subject:\\\\|^Date:\\\\|^To:\")))
1514 ;; Byte-compiler warning.
1516 ;; Bind features so that require will believe that gnus-sum has
1517 ;; already been loaded (avoids infinite recursion)
1518 (let ((features (cons 'gnus-sum features)))
1519 ;; Several of the declarations in gnus-sum are needed to load the
1520 ;; following files. Right now, these definitions have been
1521 ;; compiled but not defined (evaluated). We could either do a
1522 ;; eval-and-compile about all of the declarations or evaluate the
1524 (if (boundp 'gnus-newsgroup-variables)
1526 (load "gnus-sum.el" t t t))
1528 (require 'gnus-art)))
1532 (defvar gnus-decode-encoded-word-methods
1533 '(mail-decode-encoded-word-string)
1534 "List of methods used to decode encoded words.
1536 This variable is a list of FUNCTION or (REGEXP . FUNCTION). If item
1537 is FUNCTION, FUNCTION will be apply to all newsgroups. If item is a
1538 \(REGEXP . FUNCTION), FUNCTION will be only apply to thes newsgroups
1539 whose names match REGEXP.
1542 \((\"chinese\" . gnus-decode-encoded-word-string-by-guess)
1543 mail-decode-encoded-word-string
1544 (\"chinese\" . rfc1843-decode-string))")
1546 (defvar gnus-decode-encoded-word-methods-cache nil)
1548 (defun gnus-multi-decode-encoded-word-string (string)
1549 "Apply the functions from `gnus-encoded-word-methods' that match."
1550 (unless (and gnus-decode-encoded-word-methods-cache
1551 (eq gnus-newsgroup-name
1552 (car gnus-decode-encoded-word-methods-cache)))
1553 (setq gnus-decode-encoded-word-methods-cache (list gnus-newsgroup-name))
1556 (nconc gnus-decode-encoded-word-methods-cache (list x))
1557 (if (and gnus-newsgroup-name
1558 (string-match (car x) gnus-newsgroup-name))
1559 (nconc gnus-decode-encoded-word-methods-cache
1561 gnus-decode-encoded-word-methods))
1562 (let ((xlist gnus-decode-encoded-word-methods-cache))
1565 (setq string (funcall (pop xlist) string))))
1568 ;; Subject simplification.
1570 (defun gnus-simplify-whitespace (str)
1571 "Remove excessive whitespace from STR."
1573 (while (string-match "[ \t][ \t]+" str)
1574 (setq str (concat (substring str 0 (match-beginning 0))
1576 (substring str (match-end 0)))))
1578 (when (string-match "^[ \t]+" str)
1579 (setq str (substring str (match-end 0))))
1581 (when (string-match "[ \t]+$" str)
1582 (setq str (substring str 0 (match-beginning 0))))
1585 (defun gnus-simplify-all-whitespace (str)
1586 "Remove all whitespace from STR."
1587 (while (string-match "[ \t\n]+" str)
1588 (setq str (replace-match "" nil nil str)))
1591 (defsubst gnus-simplify-subject-re (subject)
1592 "Remove \"Re:\" from subject lines."
1593 (if (string-match message-subject-re-regexp subject)
1594 (substring subject (match-end 0))
1597 (defun gnus-simplify-subject (subject &optional re-only)
1598 "Remove `Re:' and words in parentheses.
1599 If RE-ONLY is non-nil, strip leading `Re:'s only."
1600 (let ((case-fold-search t)) ;Ignore case.
1601 ;; Remove `Re:', `Re^N:', `Re(n)', and `Re[n]:'.
1602 (when (string-match "\\`\\(re\\([[(^][0-9]+[])]?\\)?:[ \t]*\\)+" subject)
1603 (setq subject (substring subject (match-end 0))))
1604 ;; Remove uninteresting prefixes.
1605 (when (and (not re-only)
1606 gnus-simplify-ignored-prefixes
1607 (string-match gnus-simplify-ignored-prefixes subject))
1608 (setq subject (substring subject (match-end 0))))
1609 ;; Remove words in parentheses from end.
1611 (while (string-match "[ \t\n]*([^()]*)[ \t\n]*\\'" subject)
1612 (setq subject (substring subject 0 (match-beginning 0)))))
1613 ;; Return subject string.
1616 ;; Remove any leading "re:"s, any trailing paren phrases, and simplify
1618 (defsubst gnus-simplify-buffer-fuzzy-step (regexp &optional newtext)
1619 (goto-char (point-min))
1620 (while (re-search-forward regexp nil t)
1621 (replace-match (or newtext ""))))
1623 (defun gnus-simplify-buffer-fuzzy ()
1624 "Simplify string in the buffer fuzzily.
1625 The string in the accessible portion of the current buffer is simplified.
1626 It is assumed to be a single-line subject.
1627 Whitespace is generally cleaned up, and miscellaneous leading/trailing
1628 matter is removed. Additional things can be deleted by setting
1629 `gnus-simplify-subject-fuzzy-regexp'."
1630 (let ((case-fold-search t)
1632 (gnus-simplify-buffer-fuzzy-step "\t" " ")
1634 (while (not (eq modified-tick (buffer-modified-tick)))
1635 (setq modified-tick (buffer-modified-tick))
1637 ((listp gnus-simplify-subject-fuzzy-regexp)
1638 (mapcar 'gnus-simplify-buffer-fuzzy-step
1639 gnus-simplify-subject-fuzzy-regexp))
1640 (gnus-simplify-subject-fuzzy-regexp
1641 (gnus-simplify-buffer-fuzzy-step gnus-simplify-subject-fuzzy-regexp)))
1642 (gnus-simplify-buffer-fuzzy-step "^ *\\[[-+?*!][-+?*!]\\] *")
1643 (gnus-simplify-buffer-fuzzy-step
1644 "^ *\\(re\\|fw\\|fwd\\)[[{(^0-9]*[])}]?[:;] *")
1645 (gnus-simplify-buffer-fuzzy-step "^[[].*:\\( .*\\)[]]$" "\\1"))
1647 (gnus-simplify-buffer-fuzzy-step " *[[{(][^()\n]*[]})] *$")
1648 (gnus-simplify-buffer-fuzzy-step " +" " ")
1649 (gnus-simplify-buffer-fuzzy-step " $")
1650 (gnus-simplify-buffer-fuzzy-step "^ +")))
1652 (defun gnus-simplify-subject-fuzzy (subject)
1653 "Simplify a subject string fuzzily.
1654 See `gnus-simplify-buffer-fuzzy' for details."
1656 (gnus-set-work-buffer)
1657 (let ((case-fold-search t))
1658 ;; Remove uninteresting prefixes.
1659 (when (and gnus-simplify-ignored-prefixes
1660 (string-match gnus-simplify-ignored-prefixes subject))
1661 (setq subject (substring subject (match-end 0))))
1663 (inline (gnus-simplify-buffer-fuzzy))
1666 (defsubst gnus-simplify-subject-fully (subject)
1667 "Simplify a subject string according to `gnus-summary-gather-subject-limit'."
1669 (gnus-simplify-subject-functions
1670 (gnus-map-function gnus-simplify-subject-functions subject))
1671 ((null gnus-summary-gather-subject-limit)
1672 (gnus-simplify-subject-re subject))
1673 ((eq gnus-summary-gather-subject-limit 'fuzzy)
1674 (gnus-simplify-subject-fuzzy subject))
1675 ((numberp gnus-summary-gather-subject-limit)
1676 (gnus-limit-string (gnus-simplify-subject-re subject)
1677 gnus-summary-gather-subject-limit))
1681 (defsubst gnus-subject-equal (s1 s2 &optional simple-first)
1682 "Check whether two subjects are equal.
1683 If optional argument SIMPLE-FIRST is t, first argument is already
1686 ((null simple-first)
1687 (equal (gnus-simplify-subject-fully s1)
1688 (gnus-simplify-subject-fully s2)))
1691 (gnus-simplify-subject-fully s2)))))
1693 (defun gnus-summary-bubble-group ()
1694 "Increase the score of the current group.
1695 This is a handy function to add to `gnus-summary-exit-hook' to
1696 increase the score of each group you read."
1697 (gnus-group-add-score gnus-newsgroup-name))
1701 ;;; Gnus summary mode
1704 (put 'gnus-summary-mode 'mode-class 'special)
1706 (defvar gnus-article-commands-menu)
1708 ;; Non-orthogonal keys
1710 (gnus-define-keys gnus-summary-mode-map
1711 " " gnus-summary-next-page
1712 "\177" gnus-summary-prev-page
1713 [delete] gnus-summary-prev-page
1714 [backspace] gnus-summary-prev-page
1715 "\r" gnus-summary-scroll-up
1716 "\M-\r" gnus-summary-scroll-down
1717 "n" gnus-summary-next-unread-article
1718 "p" gnus-summary-prev-unread-article
1719 "N" gnus-summary-next-article
1720 "P" gnus-summary-prev-article
1721 "\M-\C-n" gnus-summary-next-same-subject
1722 "\M-\C-p" gnus-summary-prev-same-subject
1723 "\M-n" gnus-summary-next-unread-subject
1724 "\M-p" gnus-summary-prev-unread-subject
1725 "." gnus-summary-first-unread-article
1726 "," gnus-summary-best-unread-article
1727 "\M-s" gnus-summary-search-article-forward
1728 "\M-r" gnus-summary-search-article-backward
1729 "\M-S" gnus-summary-repeat-search-article-forward
1730 "\M-R" gnus-summary-repeat-search-article-backward
1731 "<" gnus-summary-beginning-of-article
1732 ">" gnus-summary-end-of-article
1733 "j" gnus-summary-goto-article
1734 "^" gnus-summary-refer-parent-article
1735 "\M-^" gnus-summary-refer-article
1736 "u" gnus-summary-tick-article-forward
1737 "!" gnus-summary-tick-article-forward
1738 "U" gnus-summary-tick-article-backward
1739 "d" gnus-summary-mark-as-read-forward
1740 "D" gnus-summary-mark-as-read-backward
1741 "E" gnus-summary-mark-as-expirable
1742 "\M-u" gnus-summary-clear-mark-forward
1743 "\M-U" gnus-summary-clear-mark-backward
1744 "k" gnus-summary-kill-same-subject-and-select
1745 "\C-k" gnus-summary-kill-same-subject
1746 "\M-\C-k" gnus-summary-kill-thread
1747 "\M-\C-l" gnus-summary-lower-thread
1748 "e" gnus-summary-edit-article
1749 "#" gnus-summary-mark-as-processable
1750 "\M-#" gnus-summary-unmark-as-processable
1751 "\M-\C-t" gnus-summary-toggle-threads
1752 "\M-\C-s" gnus-summary-show-thread
1753 "\M-\C-h" gnus-summary-hide-thread
1754 "\M-\C-f" gnus-summary-next-thread
1755 "\M-\C-b" gnus-summary-prev-thread
1756 [(meta down)] gnus-summary-next-thread
1757 [(meta up)] gnus-summary-prev-thread
1758 "\M-\C-u" gnus-summary-up-thread
1759 "\M-\C-d" gnus-summary-down-thread
1760 "&" gnus-summary-execute-command
1761 "c" gnus-summary-catchup-and-exit
1762 "\C-w" gnus-summary-mark-region-as-read
1763 "\C-t" gnus-summary-toggle-truncation
1764 "?" gnus-summary-mark-as-dormant
1765 "\C-c\M-\C-s" gnus-summary-limit-include-expunged
1766 "\C-c\C-s\C-n" gnus-summary-sort-by-number
1767 "\C-c\C-s\C-l" gnus-summary-sort-by-lines
1768 "\C-c\C-s\C-c" gnus-summary-sort-by-chars
1769 "\C-c\C-s\C-a" gnus-summary-sort-by-author
1770 "\C-c\C-s\C-t" gnus-summary-sort-by-recipient
1771 "\C-c\C-s\C-s" gnus-summary-sort-by-subject
1772 "\C-c\C-s\C-d" gnus-summary-sort-by-date
1773 "\C-c\C-s\C-i" gnus-summary-sort-by-score
1774 "\C-c\C-s\C-o" gnus-summary-sort-by-original
1775 "\C-c\C-s\C-r" gnus-summary-sort-by-random
1776 "=" gnus-summary-expand-window
1777 "\C-x\C-s" gnus-summary-reselect-current-group
1778 "\M-g" gnus-summary-rescan-group
1779 "w" gnus-summary-stop-page-breaking
1780 "\C-c\C-r" gnus-summary-caesar-message
1781 "f" gnus-summary-followup
1782 "F" gnus-summary-followup-with-original
1783 "C" gnus-summary-cancel-article
1784 "r" gnus-summary-reply
1785 "R" gnus-summary-reply-with-original
1786 "\C-c\C-f" gnus-summary-mail-forward
1787 "o" gnus-summary-save-article
1788 "\C-o" gnus-summary-save-article-mail
1789 "|" gnus-summary-pipe-output
1790 "\M-k" gnus-summary-edit-local-kill
1791 "\M-K" gnus-summary-edit-global-kill
1793 "\C-c\C-d" gnus-summary-describe-group
1794 "q" gnus-summary-exit
1795 "Q" gnus-summary-exit-no-update
1796 "\C-c\C-i" gnus-info-find-node
1797 gnus-mouse-2 gnus-mouse-pick-article
1798 [follow-link] mouse-face
1799 "m" gnus-summary-mail-other-window
1800 "a" gnus-summary-post-news
1801 "i" gnus-summary-news-other-window
1802 "x" gnus-summary-limit-to-unread
1803 "s" gnus-summary-isearch-article
1804 "t" gnus-summary-toggle-header
1805 "g" gnus-summary-show-article
1806 "l" gnus-summary-goto-last-article
1807 "\C-c\C-v\C-v" gnus-uu-decode-uu-view
1808 "\C-d" gnus-summary-enter-digest-group
1809 "\M-\C-d" gnus-summary-read-document
1810 "\M-\C-e" gnus-summary-edit-parameters
1811 "\M-\C-a" gnus-summary-customize-parameters
1813 "*" gnus-cache-enter-article
1814 "\M-*" gnus-cache-remove-article
1815 "\M-&" gnus-summary-universal-argument
1816 "\C-l" gnus-recenter
1817 "I" gnus-summary-increase-score
1818 "L" gnus-summary-lower-score
1819 "\M-i" gnus-symbolic-argument
1820 "h" gnus-summary-select-article-buffer
1822 "b" gnus-article-view-part
1823 "\M-t" gnus-summary-toggle-display-buttonized
1825 "V" gnus-summary-score-map
1826 "X" gnus-uu-extract-map
1827 "S" gnus-summary-send-map)
1829 ;; Sort of orthogonal keymap
1830 (gnus-define-keys (gnus-summary-mark-map "M" gnus-summary-mode-map)
1831 "t" gnus-summary-tick-article-forward
1832 "!" gnus-summary-tick-article-forward
1833 "d" gnus-summary-mark-as-read-forward
1834 "r" gnus-summary-mark-as-read-forward
1835 "c" gnus-summary-clear-mark-forward
1836 " " gnus-summary-clear-mark-forward
1837 "e" gnus-summary-mark-as-expirable
1838 "x" gnus-summary-mark-as-expirable
1839 "?" gnus-summary-mark-as-dormant
1840 "b" gnus-summary-set-bookmark
1841 "B" gnus-summary-remove-bookmark
1842 "#" gnus-summary-mark-as-processable
1843 "\M-#" gnus-summary-unmark-as-processable
1844 "S" gnus-summary-limit-include-expunged
1845 "C" gnus-summary-catchup
1846 "H" gnus-summary-catchup-to-here
1847 "h" gnus-summary-catchup-from-here
1848 "\C-c" gnus-summary-catchup-all
1849 "k" gnus-summary-kill-same-subject-and-select
1850 "K" gnus-summary-kill-same-subject
1851 "P" gnus-uu-mark-map)
1853 (gnus-define-keys (gnus-summary-mscore-map "V" gnus-summary-mark-map)
1854 "c" gnus-summary-clear-above
1855 "u" gnus-summary-tick-above
1856 "m" gnus-summary-mark-above
1857 "k" gnus-summary-kill-below)
1859 (gnus-define-keys (gnus-summary-limit-map "/" gnus-summary-mode-map)
1860 "/" gnus-summary-limit-to-subject
1861 "n" gnus-summary-limit-to-articles
1862 "b" gnus-summary-limit-to-bodies
1863 "h" gnus-summary-limit-to-headers
1864 "w" gnus-summary-pop-limit
1865 "s" gnus-summary-limit-to-subject
1866 "a" gnus-summary-limit-to-author
1867 "u" gnus-summary-limit-to-unread
1868 "m" gnus-summary-limit-to-marks
1869 "M" gnus-summary-limit-exclude-marks
1870 "v" gnus-summary-limit-to-score
1871 "*" gnus-summary-limit-include-cached
1872 "D" gnus-summary-limit-include-dormant
1873 "T" gnus-summary-limit-include-thread
1874 "d" gnus-summary-limit-exclude-dormant
1875 "t" gnus-summary-limit-to-age
1876 "." gnus-summary-limit-to-unseen
1877 "x" gnus-summary-limit-to-extra
1878 "p" gnus-summary-limit-to-display-predicate
1879 "E" gnus-summary-limit-include-expunged
1880 "c" gnus-summary-limit-exclude-childless-dormant
1881 "C" gnus-summary-limit-mark-excluded-as-read
1882 "o" gnus-summary-insert-old-articles
1883 "N" gnus-summary-insert-new-articles
1884 "S" gnus-summary-limit-to-singletons
1885 "r" gnus-summary-limit-to-replied
1886 "R" gnus-summary-limit-to-recipient)
1888 (gnus-define-keys (gnus-summary-goto-map "G" gnus-summary-mode-map)
1889 "n" gnus-summary-next-unread-article
1890 "p" gnus-summary-prev-unread-article
1891 "N" gnus-summary-next-article
1892 "P" gnus-summary-prev-article
1893 "\C-n" gnus-summary-next-same-subject
1894 "\C-p" gnus-summary-prev-same-subject
1895 "\M-n" gnus-summary-next-unread-subject
1896 "\M-p" gnus-summary-prev-unread-subject
1897 "f" gnus-summary-first-unread-article
1898 "b" gnus-summary-best-unread-article
1899 "j" gnus-summary-goto-article
1900 "g" gnus-summary-goto-subject
1901 "l" gnus-summary-goto-last-article
1902 "o" gnus-summary-pop-article)
1904 (gnus-define-keys (gnus-summary-thread-map "T" gnus-summary-mode-map)
1905 "k" gnus-summary-kill-thread
1906 "l" gnus-summary-lower-thread
1907 "i" gnus-summary-raise-thread
1908 "T" gnus-summary-toggle-threads
1909 "t" gnus-summary-rethread-current
1910 "^" gnus-summary-reparent-thread
1911 "\M-^" gnus-summary-reparent-children
1912 "s" gnus-summary-show-thread
1913 "S" gnus-summary-show-all-threads
1914 "h" gnus-summary-hide-thread
1915 "H" gnus-summary-hide-all-threads
1916 "n" gnus-summary-next-thread
1917 "p" gnus-summary-prev-thread
1918 "u" gnus-summary-up-thread
1919 "o" gnus-summary-top-thread
1920 "d" gnus-summary-down-thread
1921 "#" gnus-uu-mark-thread
1922 "\M-#" gnus-uu-unmark-thread)
1924 (gnus-define-keys (gnus-summary-buffer-map "Y" gnus-summary-mode-map)
1925 "g" gnus-summary-prepare
1926 "c" gnus-summary-insert-cached-articles
1927 "d" gnus-summary-insert-dormant-articles
1928 "t" gnus-summary-insert-ticked-articles)
1930 (gnus-define-keys (gnus-summary-exit-map "Z" gnus-summary-mode-map)
1931 "c" gnus-summary-catchup-and-exit
1932 "C" gnus-summary-catchup-all-and-exit
1933 "E" gnus-summary-exit-no-update
1934 "Q" gnus-summary-exit
1935 "Z" gnus-summary-exit
1936 "n" gnus-summary-catchup-and-goto-next-group
1937 "p" gnus-summary-catchup-and-goto-prev-group
1938 "R" gnus-summary-reselect-current-group
1939 "G" gnus-summary-rescan-group
1940 "N" gnus-summary-next-group
1941 "s" gnus-summary-save-newsrc
1942 "P" gnus-summary-prev-group)
1944 (gnus-define-keys (gnus-summary-article-map "A" gnus-summary-mode-map)
1945 " " gnus-summary-next-page
1946 "n" gnus-summary-next-page
1947 "\177" gnus-summary-prev-page
1948 [delete] gnus-summary-prev-page
1949 "p" gnus-summary-prev-page
1950 "\r" gnus-summary-scroll-up
1951 "\M-\r" gnus-summary-scroll-down
1952 "<" gnus-summary-beginning-of-article
1953 ">" gnus-summary-end-of-article
1954 "b" gnus-summary-beginning-of-article
1955 "e" gnus-summary-end-of-article
1956 "^" gnus-summary-refer-parent-article
1957 "r" gnus-summary-refer-parent-article
1958 "D" gnus-summary-enter-digest-group
1959 "R" gnus-summary-refer-references
1960 "T" gnus-summary-refer-thread
1961 "g" gnus-summary-show-article
1962 "s" gnus-summary-isearch-article
1963 "P" gnus-summary-print-article
1964 "M" gnus-mailing-list-insinuate
1965 "t" gnus-article-babel)
1967 (gnus-define-keys (gnus-summary-wash-map "W" gnus-summary-mode-map)
1968 "b" gnus-article-add-buttons
1969 "B" gnus-article-add-buttons-to-head
1970 "o" gnus-article-treat-overstrike
1971 "e" gnus-article-emphasize
1972 "w" gnus-article-fill-cited-article
1973 "Q" gnus-article-fill-long-lines
1974 "L" gnus-article-toggle-truncate-lines
1975 "C" gnus-article-capitalize-sentences
1976 "c" gnus-article-remove-cr
1977 "q" gnus-article-de-quoted-unreadable
1978 "6" gnus-article-de-base64-unreadable
1979 "Z" gnus-article-decode-HZ
1980 "A" gnus-article-treat-ansi-sequences
1981 "h" gnus-article-wash-html
1982 "u" gnus-article-unsplit-urls
1983 "s" gnus-summary-force-verify-and-decrypt
1984 "f" gnus-article-display-x-face
1985 "l" gnus-summary-stop-page-breaking
1986 "r" gnus-summary-caesar-message
1987 "m" gnus-summary-morse-message
1988 "t" gnus-summary-toggle-header
1989 "g" gnus-treat-smiley
1990 "v" gnus-summary-verbose-headers
1991 "a" gnus-article-strip-headers-in-body ;; mnemonic: wash archive
1992 "p" gnus-article-verify-x-pgp-sig
1993 "d" gnus-article-treat-dumbquotes
1994 "i" gnus-summary-idna-message)
1996 (gnus-define-keys (gnus-summary-wash-deuglify-map "Y" gnus-summary-wash-map)
1997 ;; mnemonic: deuglif*Y*
1998 "u" gnus-article-outlook-unwrap-lines
1999 "a" gnus-article-outlook-repair-attribution
2000 "c" gnus-article-outlook-rearrange-citation
2001 "f" gnus-article-outlook-deuglify-article) ;; mnemonic: full deuglify
2003 (gnus-define-keys (gnus-summary-wash-hide-map "W" gnus-summary-wash-map)
2004 "a" gnus-article-hide
2005 "h" gnus-article-hide-headers
2006 "b" gnus-article-hide-boring-headers
2007 "s" gnus-article-hide-signature
2008 "c" gnus-article-hide-citation
2009 "C" gnus-article-hide-citation-in-followups
2010 "l" gnus-article-hide-list-identifiers
2011 "B" gnus-article-strip-banner
2012 "P" gnus-article-hide-pem
2013 "\C-c" gnus-article-hide-citation-maybe)
2015 (gnus-define-keys (gnus-summary-wash-highlight-map "H" gnus-summary-wash-map)
2016 "a" gnus-article-highlight
2017 "h" gnus-article-highlight-headers
2018 "c" gnus-article-highlight-citation
2019 "s" gnus-article-highlight-signature)
2021 (gnus-define-keys (gnus-summary-wash-header-map "G" gnus-summary-wash-map)
2022 "f" gnus-article-treat-fold-headers
2023 "u" gnus-article-treat-unfold-headers
2024 "n" gnus-article-treat-fold-newsgroups)
2026 (gnus-define-keys (gnus-summary-wash-display-map "D" gnus-summary-wash-map)
2027 "x" gnus-article-display-x-face
2028 "d" gnus-article-display-face
2029 "s" gnus-treat-smiley
2030 "D" gnus-article-remove-images
2031 "f" gnus-treat-from-picon
2032 "m" gnus-treat-mail-picon
2033 "n" gnus-treat-newsgroups-picon)
2035 (gnus-define-keys (gnus-summary-wash-mime-map "M" gnus-summary-wash-map)
2036 "w" gnus-article-decode-mime-words
2037 "c" gnus-article-decode-charset
2038 "v" gnus-mime-view-all-parts
2039 "b" gnus-article-view-part)
2041 (gnus-define-keys (gnus-summary-wash-time-map "T" gnus-summary-wash-map)
2042 "z" gnus-article-date-ut
2043 "u" gnus-article-date-ut
2044 "l" gnus-article-date-local
2045 "p" gnus-article-date-english
2046 "e" gnus-article-date-lapsed
2047 "o" gnus-article-date-original
2048 "i" gnus-article-date-iso8601
2049 "s" gnus-article-date-user)
2051 (gnus-define-keys (gnus-summary-wash-empty-map "E" gnus-summary-wash-map)
2052 "t" gnus-article-remove-trailing-blank-lines
2053 "l" gnus-article-strip-leading-blank-lines
2054 "m" gnus-article-strip-multiple-blank-lines
2055 "a" gnus-article-strip-blank-lines
2056 "A" gnus-article-strip-all-blank-lines
2057 "s" gnus-article-strip-leading-space
2058 "e" gnus-article-strip-trailing-space
2059 "w" gnus-article-remove-leading-whitespace)
2061 (gnus-define-keys (gnus-summary-help-map "H" gnus-summary-mode-map)
2063 "f" gnus-summary-fetch-faq
2064 "d" gnus-summary-describe-group
2065 "h" gnus-summary-describe-briefly
2066 "i" gnus-info-find-node
2067 "c" gnus-group-fetch-charter
2068 "C" gnus-group-fetch-control)
2070 (gnus-define-keys (gnus-summary-backend-map "B" gnus-summary-mode-map)
2071 "e" gnus-summary-expire-articles
2072 "\M-\C-e" gnus-summary-expire-articles-now
2073 "\177" gnus-summary-delete-article
2074 [delete] gnus-summary-delete-article
2075 [backspace] gnus-summary-delete-article
2076 "m" gnus-summary-move-article
2077 "r" gnus-summary-respool-article
2078 "w" gnus-summary-edit-article
2079 "c" gnus-summary-copy-article
2080 "B" gnus-summary-crosspost-article
2081 "q" gnus-summary-respool-query
2082 "t" gnus-summary-respool-trace
2083 "i" gnus-summary-import-article
2084 "I" gnus-summary-create-article
2085 "p" gnus-summary-article-posted-p)
2087 (gnus-define-keys (gnus-summary-save-map "O" gnus-summary-mode-map)
2088 "o" gnus-summary-save-article
2089 "m" gnus-summary-save-article-mail
2090 "F" gnus-summary-write-article-file
2091 "r" gnus-summary-save-article-rmail
2092 "f" gnus-summary-save-article-file
2093 "b" gnus-summary-save-article-body-file
2094 "B" gnus-summary-write-article-body-file
2095 "h" gnus-summary-save-article-folder
2096 "v" gnus-summary-save-article-vm
2097 "p" gnus-summary-pipe-output
2098 "P" gnus-summary-muttprint
2099 "s" gnus-soup-add-article)
2101 (gnus-define-keys (gnus-summary-mime-map "K" gnus-summary-mode-map)
2102 "b" gnus-summary-display-buttonized
2103 "m" gnus-summary-repair-multipart
2104 "v" gnus-article-view-part
2105 "o" gnus-article-save-part
2106 "O" gnus-article-save-part-and-strip
2107 "r" gnus-article-replace-part
2108 "d" gnus-article-delete-part
2109 "t" gnus-article-view-part-as-type
2110 "j" gnus-article-jump-to-part
2111 "c" gnus-article-copy-part
2112 "C" gnus-article-view-part-as-charset
2113 "e" gnus-article-view-part-externally
2114 "H" gnus-article-browse-html-article
2115 "E" gnus-article-encrypt-body
2116 "i" gnus-article-inline-part
2117 "|" gnus-article-pipe-part)
2119 (gnus-define-keys (gnus-uu-mark-map "P" gnus-summary-mark-map)
2120 "p" gnus-summary-mark-as-processable
2121 "u" gnus-summary-unmark-as-processable
2122 "U" gnus-summary-unmark-all-processable
2123 "v" gnus-uu-mark-over
2124 "s" gnus-uu-mark-series
2125 "r" gnus-uu-mark-region
2126 "g" gnus-uu-unmark-region
2127 "R" gnus-uu-mark-by-regexp
2128 "G" gnus-uu-unmark-by-regexp
2129 "t" gnus-uu-mark-thread
2130 "T" gnus-uu-unmark-thread
2131 "a" gnus-uu-mark-all
2132 "b" gnus-uu-mark-buffer
2133 "S" gnus-uu-mark-sparse
2134 "k" gnus-summary-kill-process-mark
2135 "y" gnus-summary-yank-process-mark
2136 "w" gnus-summary-save-process-mark
2137 "i" gnus-uu-invert-processable)
2139 (gnus-define-keys (gnus-uu-extract-map "X" gnus-summary-mode-map)
2140 ;;"x" gnus-uu-extract-any
2141 "m" gnus-summary-save-parts
2142 "u" gnus-uu-decode-uu
2143 "U" gnus-uu-decode-uu-and-save
2144 "s" gnus-uu-decode-unshar
2145 "S" gnus-uu-decode-unshar-and-save
2146 "o" gnus-uu-decode-save
2147 "O" gnus-uu-decode-save
2148 "b" gnus-uu-decode-binhex
2149 "B" gnus-uu-decode-binhex
2150 "p" gnus-uu-decode-postscript
2151 "P" gnus-uu-decode-postscript-and-save)
2154 (gnus-uu-extract-view-map "v" gnus-uu-extract-map)
2155 "u" gnus-uu-decode-uu-view
2156 "U" gnus-uu-decode-uu-and-save-view
2157 "s" gnus-uu-decode-unshar-view
2158 "S" gnus-uu-decode-unshar-and-save-view
2159 "o" gnus-uu-decode-save-view
2160 "O" gnus-uu-decode-save-view
2161 "b" gnus-uu-decode-binhex-view
2162 "B" gnus-uu-decode-binhex-view
2163 "p" gnus-uu-decode-postscript-view
2164 "P" gnus-uu-decode-postscript-and-save-view)
2166 (defvar gnus-article-post-menu nil)
2168 (defconst gnus-summary-menu-maxlen 20)
2170 (defun gnus-summary-menu-split (menu)
2171 ;; If we have lots of elements, divide them into groups of 20
2172 ;; and make a pane (or submenu) for each one.
2173 (if (> (length menu) (/ (* gnus-summary-menu-maxlen 3) 2))
2174 (let ((menu menu) sublists next
2177 ;; Pull off the next gnus-summary-menu-maxlen elements
2178 ;; and make them the next element of sublist.
2179 (setq next (nthcdr gnus-summary-menu-maxlen menu))
2181 (setcdr (nthcdr (1- gnus-summary-menu-maxlen) menu)
2183 (setq sublists (cons (cons (format "%s ... %s" (aref (car menu) 0)
2184 (aref (car (last menu)) 0)) menu)
2188 (nreverse sublists))
2189 ;; Few elements--put them all in one pane.
2192 (defun gnus-summary-make-menu-bar ()
2193 (gnus-turn-off-edit-menu 'summary)
2195 (unless (boundp 'gnus-summary-misc-menu)
2198 gnus-summary-kill-menu gnus-summary-mode-map ""
2203 ["Customize" gnus-score-customize t])
2204 (gnus-make-score-map 'increase)
2205 (gnus-make-score-map 'lower)
2207 ["Kill below" gnus-summary-kill-below t]
2208 ["Mark above" gnus-summary-mark-above t]
2209 ["Tick above" gnus-summary-tick-above t]
2210 ["Clear above" gnus-summary-clear-above t])
2211 ["Current score" gnus-summary-current-score t]
2212 ["Set score" gnus-summary-set-score t]
2213 ["Switch current score file..." gnus-score-change-score-file t]
2214 ["Set mark below..." gnus-score-set-mark-below t]
2215 ["Set expunge below..." gnus-score-set-expunge-below t]
2216 ["Edit current score file" gnus-score-edit-current-scores t]
2217 ["Edit score file" gnus-score-edit-file t]
2218 ["Trace score" gnus-score-find-trace t]
2219 ["Find words" gnus-score-find-favourite-words t]
2220 ["Rescore buffer" gnus-summary-rescore t]
2221 ["Increase score..." gnus-summary-increase-score t]
2222 ["Lower score..." gnus-summary-lower-score t]))))
2224 ;; Define both the Article menu in the summary buffer and the
2225 ;; equivalent Commands menu in the article buffer here for
2229 ["All" gnus-article-hide t]
2230 ["Headers" gnus-article-hide-headers t]
2231 ["Signature" gnus-article-hide-signature t]
2232 ["Citation" gnus-article-hide-citation t]
2233 ["List identifiers" gnus-article-hide-list-identifiers t]
2234 ["Banner" gnus-article-strip-banner t]
2235 ["Boring headers" gnus-article-hide-boring-headers t])
2237 ["All" gnus-article-highlight t]
2238 ["Headers" gnus-article-highlight-headers t]
2239 ["Signature" gnus-article-highlight-signature t]
2240 ["Citation" gnus-article-highlight-citation t])
2242 ["Words" gnus-article-decode-mime-words t]
2243 ["Charset" gnus-article-decode-charset t]
2244 ["QP" gnus-article-de-quoted-unreadable t]
2245 ["Base64" gnus-article-de-base64-unreadable t]
2246 ["View MIME buttons" gnus-summary-display-buttonized t]
2247 ["View all" gnus-mime-view-all-parts t]
2248 ["Verify and Decrypt" gnus-summary-force-verify-and-decrypt t]
2249 ["Encrypt body" gnus-article-encrypt-body
2250 :active (not (gnus-group-read-only-p))
2251 ,@(if (featurep 'xemacs) nil
2252 '(:help "Encrypt the message body on disk"))]
2253 ["Extract all parts..." gnus-summary-save-parts t]
2255 ["Repair multipart" gnus-summary-repair-multipart t]
2256 ["Pipe part..." gnus-article-pipe-part t]
2257 ["Inline part" gnus-article-inline-part t]
2258 ["View part as type..." gnus-article-view-part-as-type t]
2259 ["Encrypt body" gnus-article-encrypt-body
2260 :active (not (gnus-group-read-only-p))
2261 ,@(if (featurep 'xemacs) nil
2262 '(:help "Encrypt the message body on disk"))]
2263 ["View part externally" gnus-article-view-part-externally t]
2264 ["View HTML parts in browser" gnus-article-browse-html-article t]
2265 ["View part with charset..." gnus-article-view-part-as-charset t]
2266 ["Copy part" gnus-article-copy-part t]
2267 ["Save part..." gnus-article-save-part t]
2268 ["View part" gnus-article-view-part t]))
2270 ["Local" gnus-article-date-local t]
2271 ["ISO8601" gnus-article-date-iso8601 t]
2272 ["UT" gnus-article-date-ut t]
2273 ["Original" gnus-article-date-original t]
2274 ["Lapsed" gnus-article-date-lapsed t]
2275 ["User-defined" gnus-article-date-user t])
2277 ["Remove images" gnus-article-remove-images t]
2278 ["Toggle smiley" gnus-treat-smiley t]
2279 ["Show X-Face" gnus-article-display-x-face t]
2280 ["Show picons in From" gnus-treat-from-picon t]
2281 ["Show picons in mail headers" gnus-treat-mail-picon t]
2282 ["Show picons in news headers" gnus-treat-newsgroups-picon t]
2283 ("View as different encoding"
2284 ,@(gnus-summary-menu-split
2287 ;; Since easymenu under Emacs doesn't allow
2288 ;; lambda forms for menu commands, we should
2289 ;; provide intern'ed function symbols.
2290 (let ((command (intern (format "\
2291 gnus-summary-show-article-from-menu-as-charset-%s" cs))))
2295 (let ((gnus-summary-show-article-charset-alist
2297 (gnus-summary-show-article 1))))
2298 `[,(symbol-name cs) ,command t]))
2299 (sort (if (fboundp 'coding-system-list)
2300 (coding-system-list)
2301 (mapcar 'car mm-mime-mule-charset-alist))
2305 ["Leading" gnus-article-strip-leading-blank-lines t]
2306 ["Multiple" gnus-article-strip-multiple-blank-lines t]
2307 ["Trailing" gnus-article-remove-trailing-blank-lines t]
2308 ["All of the above" gnus-article-strip-blank-lines t]
2309 ["All" gnus-article-strip-all-blank-lines t]
2310 ["Leading space" gnus-article-strip-leading-space t]
2311 ["Trailing space" gnus-article-strip-trailing-space t]
2312 ["Leading space in headers"
2313 gnus-article-remove-leading-whitespace t])
2314 ["Overstrike" gnus-article-treat-overstrike t]
2315 ["Dumb quotes" gnus-article-treat-dumbquotes t]
2316 ["Emphasis" gnus-article-emphasize t]
2317 ["Word wrap" gnus-article-fill-cited-article t]
2318 ["Fill long lines" gnus-article-fill-long-lines t]
2319 ["Toggle truncate long lines" gnus-article-toggle-truncate-lines t]
2320 ["Capitalize sentences" gnus-article-capitalize-sentences t]
2321 ["Remove CR" gnus-article-remove-cr t]
2322 ["Quoted-Printable" gnus-article-de-quoted-unreadable t]
2323 ["Base64" gnus-article-de-base64-unreadable t]
2324 ["Rot 13" gnus-summary-caesar-message
2325 ,@(if (featurep 'xemacs) '(t)
2326 '(:help "\"Caesar rotate\" article by 13"))]
2327 ["De-IDNA" gnus-summary-idna-message t]
2328 ["Morse decode" gnus-summary-morse-message t]
2329 ["Unix pipe..." gnus-summary-pipe-message t]
2330 ["Add buttons" gnus-article-add-buttons t]
2331 ["Add buttons to head" gnus-article-add-buttons-to-head t]
2332 ["Stop page breaking" gnus-summary-stop-page-breaking t]
2333 ["Verbose header" gnus-summary-verbose-headers t]
2334 ["Toggle header" gnus-summary-toggle-header t]
2335 ["Unfold headers" gnus-article-treat-unfold-headers t]
2336 ["Fold newsgroups" gnus-article-treat-fold-newsgroups t]
2337 ["Html" gnus-article-wash-html t]
2338 ["Unsplit URLs" gnus-article-unsplit-urls t]
2339 ["Verify X-PGP-Sig" gnus-article-verify-x-pgp-sig t]
2340 ["Decode HZ" gnus-article-decode-HZ t]
2341 ["ANSI sequences" gnus-article-treat-ansi-sequences t]
2342 ("(Outlook) Deuglify"
2343 ["Unwrap lines" gnus-article-outlook-unwrap-lines t]
2344 ["Repair attribution" gnus-article-outlook-repair-attribution t]
2345 ["Rearrange citation" gnus-article-outlook-rearrange-citation t]
2346 ["Full (Outlook) deuglify"
2347 gnus-article-outlook-deuglify-article t])
2350 ["Save in default format..." gnus-summary-save-article
2351 ,@(if (featurep 'xemacs) '(t)
2352 '(:help "Save article using default method"))]
2353 ["Save in file..." gnus-summary-save-article-file
2354 ,@(if (featurep 'xemacs) '(t)
2355 '(:help "Save article in file"))]
2356 ["Save in Unix mail format..." gnus-summary-save-article-mail t]
2357 ["Save in MH folder..." gnus-summary-save-article-folder t]
2358 ["Save in VM folder..." gnus-summary-save-article-vm t]
2359 ["Save in RMAIL mbox..." gnus-summary-save-article-rmail t]
2360 ["Save body in file..." gnus-summary-save-article-body-file t]
2361 ["Pipe through a filter..." gnus-summary-pipe-output t]
2362 ["Add to SOUP packet" gnus-soup-add-article t]
2363 ["Print with Muttprint..." gnus-summary-muttprint t]
2364 ["Print" gnus-summary-print-article
2365 ,@(if (featurep 'xemacs) '(t)
2366 '(:help "Generate and print a PostScript image"))])
2367 ("Copy, move,... (Backend)"
2368 ,@(if (featurep 'xemacs) nil
2369 '(:help "Copying, moving, expiring articles..."))
2370 ["Respool article..." gnus-summary-respool-article t]
2371 ["Move article..." gnus-summary-move-article
2372 (gnus-check-backend-function
2373 'request-move-article gnus-newsgroup-name)]
2374 ["Copy article..." gnus-summary-copy-article t]
2375 ["Crosspost article..." gnus-summary-crosspost-article
2376 (gnus-check-backend-function
2377 'request-replace-article gnus-newsgroup-name)]
2378 ["Import file..." gnus-summary-import-article
2379 (gnus-check-backend-function
2380 'request-accept-article gnus-newsgroup-name)]
2381 ["Create article..." gnus-summary-create-article
2382 (gnus-check-backend-function
2383 'request-accept-article gnus-newsgroup-name)]
2384 ["Check if posted" gnus-summary-article-posted-p t]
2385 ["Edit article" gnus-summary-edit-article
2386 (not (gnus-group-read-only-p))]
2387 ["Delete article" gnus-summary-delete-article
2388 (gnus-check-backend-function
2389 'request-expire-articles gnus-newsgroup-name)]
2390 ["Query respool" gnus-summary-respool-query t]
2391 ["Trace respool" gnus-summary-respool-trace t]
2392 ["Delete expirable articles" gnus-summary-expire-articles-now
2393 (gnus-check-backend-function
2394 'request-expire-articles gnus-newsgroup-name)])
2396 ["Uudecode" gnus-uu-decode-uu
2397 ,@(if (featurep 'xemacs) '(t)
2398 '(:help "Decode uuencoded article(s)"))]
2399 ["Uudecode and save" gnus-uu-decode-uu-and-save t]
2400 ["Unshar" gnus-uu-decode-unshar t]
2401 ["Unshar and save" gnus-uu-decode-unshar-and-save t]
2402 ["Save" gnus-uu-decode-save t]
2403 ["Binhex" gnus-uu-decode-binhex t]
2404 ["Postscript" gnus-uu-decode-postscript t]
2405 ["All MIME parts" gnus-summary-save-parts t])
2407 ["Enter article" gnus-cache-enter-article t]
2408 ["Remove article" gnus-cache-remove-article t])
2409 ["Translate" gnus-article-babel t]
2410 ["Select article buffer" gnus-summary-select-article-buffer t]
2411 ["Enter digest buffer" gnus-summary-enter-digest-group t]
2412 ["Isearch article..." gnus-summary-isearch-article t]
2413 ["Beginning of the article" gnus-summary-beginning-of-article t]
2414 ["End of the article" gnus-summary-end-of-article t]
2415 ["Fetch parent of article" gnus-summary-refer-parent-article t]
2416 ["Fetch referenced articles" gnus-summary-refer-references t]
2417 ["Fetch current thread" gnus-summary-refer-thread t]
2418 ["Fetch article with id..." gnus-summary-refer-article t]
2419 ["Setup Mailing List Params" gnus-mailing-list-insinuate t]
2420 ["Redisplay" gnus-summary-show-article t]
2421 ["Raw article" gnus-summary-show-raw-article :keys "C-u g"])))
2423 gnus-summary-article-menu gnus-summary-mode-map ""
2424 (cons "Article" innards))
2426 (if (not (keymapp gnus-summary-article-menu))
2428 gnus-article-commands-menu gnus-article-mode-map ""
2429 (cons "Commands" innards))
2430 ;; in Emacs, don't share menu.
2431 (setq gnus-article-commands-menu
2432 (copy-keymap gnus-summary-article-menu))
2433 (define-key gnus-article-mode-map [menu-bar commands]
2434 (cons "Commands" gnus-article-commands-menu))))
2437 gnus-summary-thread-menu gnus-summary-mode-map ""
2439 ["Find all messages in thread" gnus-summary-refer-thread t]
2440 ["Toggle threading" gnus-summary-toggle-threads t]
2441 ["Hide threads" gnus-summary-hide-all-threads t]
2442 ["Show threads" gnus-summary-show-all-threads t]
2443 ["Hide thread" gnus-summary-hide-thread t]
2444 ["Show thread" gnus-summary-show-thread t]
2445 ["Go to next thread" gnus-summary-next-thread t]
2446 ["Go to previous thread" gnus-summary-prev-thread t]
2447 ["Go down thread" gnus-summary-down-thread t]
2448 ["Go up thread" gnus-summary-up-thread t]
2449 ["Top of thread" gnus-summary-top-thread t]
2450 ["Mark thread as read" gnus-summary-kill-thread t]
2451 ["Lower thread score" gnus-summary-lower-thread t]
2452 ["Raise thread score" gnus-summary-raise-thread t]
2453 ["Rethread current" gnus-summary-rethread-current t]))
2456 gnus-summary-post-menu gnus-summary-mode-map ""
2458 ["Send a message (mail or news)" gnus-summary-post-news
2459 ,@(if (featurep 'xemacs) '(t)
2460 '(:help "Compose a new message (mail or news)"))]
2461 ["Followup" gnus-summary-followup
2462 ,@(if (featurep 'xemacs) '(t)
2463 '(:help "Post followup to this article"))]
2464 ["Followup and yank" gnus-summary-followup-with-original
2465 ,@(if (featurep 'xemacs) '(t)
2466 '(:help "Post followup to this article, quoting its contents"))]
2467 ["Supersede article" gnus-summary-supersede-article t]
2468 ["Cancel article" gnus-summary-cancel-article
2469 ,@(if (featurep 'xemacs) '(t)
2470 '(:help "Cancel an article you posted"))]
2471 ["Reply" gnus-summary-reply t]
2472 ["Reply and yank" gnus-summary-reply-with-original t]
2473 ["Wide reply" gnus-summary-wide-reply t]
2474 ["Wide reply and yank" gnus-summary-wide-reply-with-original
2475 ,@(if (featurep 'xemacs) '(t)
2476 '(:help "Mail a reply, quoting this article"))]
2477 ["Very wide reply" gnus-summary-very-wide-reply t]
2478 ["Very wide reply and yank" gnus-summary-very-wide-reply-with-original
2479 ,@(if (featurep 'xemacs) '(t)
2480 '(:help "Mail a very wide reply, quoting this article"))]
2481 ["Mail forward" gnus-summary-mail-forward t]
2482 ["Post forward" gnus-summary-post-forward t]
2483 ["Digest and mail" gnus-uu-digest-mail-forward t]
2484 ["Digest and post" gnus-uu-digest-post-forward t]
2485 ["Resend message" gnus-summary-resend-message t]
2486 ["Resend message edit" gnus-summary-resend-message-edit t]
2487 ["Send bounced mail" gnus-summary-resend-bounced-mail t]
2488 ["Send a mail" gnus-summary-mail-other-window t]
2489 ["Create a local message" gnus-summary-news-other-window t]
2490 ["Uuencode and post" gnus-uu-post-news
2491 ,@(if (featurep 'xemacs) '(t)
2492 '(:help "Post a uuencoded article"))]
2493 ["Followup via news" gnus-summary-followup-to-mail t]
2494 ["Followup via news and yank"
2495 gnus-summary-followup-to-mail-with-original t]
2497 ;;["Send" gnus-summary-send-draft t]
2498 ;;["Send bounced" gnus-resend-bounced-mail t])
2502 ((not (keymapp gnus-summary-post-menu))
2503 (setq gnus-article-post-menu gnus-summary-post-menu))
2504 ((not gnus-article-post-menu)
2505 ;; Don't share post menu.
2506 (setq gnus-article-post-menu
2507 (copy-keymap gnus-summary-post-menu))))
2508 (define-key gnus-article-mode-map [menu-bar post]
2509 (cons "Post" gnus-article-post-menu))
2512 gnus-summary-misc-menu gnus-summary-mode-map ""
2515 ["Mark as read" gnus-summary-mark-as-read-forward t]
2516 ["Mark same subject and select"
2517 gnus-summary-kill-same-subject-and-select t]
2518 ["Mark same subject" gnus-summary-kill-same-subject t]
2519 ["Catchup" gnus-summary-catchup
2520 ,@(if (featurep 'xemacs) '(t)
2521 '(:help "Mark unread articles in this group as read"))]
2522 ["Catchup all" gnus-summary-catchup-all t]
2523 ["Catchup to here" gnus-summary-catchup-to-here t]
2524 ["Catchup from here" gnus-summary-catchup-from-here t]
2525 ["Catchup region" gnus-summary-mark-region-as-read
2526 (gnus-mark-active-p)]
2527 ["Mark excluded" gnus-summary-limit-mark-excluded-as-read t])
2529 ["Tick" gnus-summary-tick-article-forward t]
2530 ["Mark as dormant" gnus-summary-mark-as-dormant t]
2531 ["Remove marks" gnus-summary-clear-mark-forward t]
2532 ["Set expirable mark" gnus-summary-mark-as-expirable t]
2533 ["Set bookmark" gnus-summary-set-bookmark t]
2534 ["Remove bookmark" gnus-summary-remove-bookmark t])
2536 ["Marks..." gnus-summary-limit-to-marks t]
2537 ["Subject..." gnus-summary-limit-to-subject t]
2538 ["Author..." gnus-summary-limit-to-author t]
2539 ["Recipient..." gnus-summary-limit-to-recipient t]
2540 ["Age..." gnus-summary-limit-to-age t]
2541 ["Extra..." gnus-summary-limit-to-extra t]
2542 ["Score..." gnus-summary-limit-to-score t]
2543 ["Display Predicate" gnus-summary-limit-to-display-predicate t]
2544 ["Unread" gnus-summary-limit-to-unread t]
2545 ["Unseen" gnus-summary-limit-to-unseen t]
2546 ["Singletons" gnus-summary-limit-to-singletons t]
2547 ["Replied" gnus-summary-limit-to-replied t]
2548 ["Non-dormant" gnus-summary-limit-exclude-dormant t]
2549 ["Next or process marked articles" gnus-summary-limit-to-articles t]
2550 ["Pop limit" gnus-summary-pop-limit t]
2551 ["Show dormant" gnus-summary-limit-include-dormant t]
2552 ["Hide childless dormant"
2553 gnus-summary-limit-exclude-childless-dormant t]
2554 ;;["Hide thread" gnus-summary-limit-exclude-thread t]
2555 ["Hide marked" gnus-summary-limit-exclude-marks t]
2556 ["Show expunged" gnus-summary-limit-include-expunged t])
2558 ["Set mark" gnus-summary-mark-as-processable t]
2559 ["Remove mark" gnus-summary-unmark-as-processable t]
2560 ["Remove all marks" gnus-summary-unmark-all-processable t]
2561 ["Invert marks" gnus-uu-invert-processable t]
2562 ["Mark above" gnus-uu-mark-over t]
2563 ["Mark series" gnus-uu-mark-series t]
2564 ["Mark region" gnus-uu-mark-region (gnus-mark-active-p)]
2565 ["Unmark region" gnus-uu-unmark-region (gnus-mark-active-p)]
2566 ["Mark by regexp..." gnus-uu-mark-by-regexp t]
2567 ["Unmark by regexp..." gnus-uu-unmark-by-regexp t]
2568 ["Mark all" gnus-uu-mark-all t]
2569 ["Mark buffer" gnus-uu-mark-buffer t]
2570 ["Mark sparse" gnus-uu-mark-sparse t]
2571 ["Mark thread" gnus-uu-mark-thread t]
2572 ["Unmark thread" gnus-uu-unmark-thread t]
2573 ("Process Mark Sets"
2574 ["Kill" gnus-summary-kill-process-mark t]
2575 ["Yank" gnus-summary-yank-process-mark
2576 gnus-newsgroup-process-stack]
2577 ["Save" gnus-summary-save-process-mark t]
2578 ["Run command on marked..." gnus-summary-universal-argument t]))
2580 ["Page forward" gnus-summary-next-page
2581 ,@(if (featurep 'xemacs) '(t)
2582 '(:help "Show next page of article"))]
2583 ["Page backward" gnus-summary-prev-page
2584 ,@(if (featurep 'xemacs) '(t)
2585 '(:help "Show previous page of article"))]
2586 ["Line forward" gnus-summary-scroll-up t])
2588 ["Next unread article" gnus-summary-next-unread-article t]
2589 ["Previous unread article" gnus-summary-prev-unread-article t]
2590 ["Next article" gnus-summary-next-article t]
2591 ["Previous article" gnus-summary-prev-article t]
2592 ["Next unread subject" gnus-summary-next-unread-subject t]
2593 ["Previous unread subject" gnus-summary-prev-unread-subject t]
2594 ["Next article same subject" gnus-summary-next-same-subject t]
2595 ["Previous article same subject" gnus-summary-prev-same-subject t]
2596 ["First unread article" gnus-summary-first-unread-article t]
2597 ["Best unread article" gnus-summary-best-unread-article t]
2598 ["Go to subject number..." gnus-summary-goto-subject t]
2599 ["Go to article number..." gnus-summary-goto-article t]
2600 ["Go to the last article" gnus-summary-goto-last-article t]
2601 ["Pop article off history" gnus-summary-pop-article t])
2603 ["Sort by number" gnus-summary-sort-by-number t]
2604 ["Sort by author" gnus-summary-sort-by-author t]
2605 ["Sort by recipient" gnus-summary-sort-by-recipient t]
2606 ["Sort by subject" gnus-summary-sort-by-subject t]
2607 ["Sort by date" gnus-summary-sort-by-date t]
2608 ["Sort by score" gnus-summary-sort-by-score t]
2609 ["Sort by lines" gnus-summary-sort-by-lines t]
2610 ["Sort by characters" gnus-summary-sort-by-chars t]
2611 ["Randomize" gnus-summary-sort-by-random t]
2612 ["Original sort" gnus-summary-sort-by-original t])
2614 ["Fetch group FAQ" gnus-summary-fetch-faq t]
2615 ["Describe group" gnus-summary-describe-group t]
2616 ["Fetch charter" gnus-group-fetch-charter
2617 ,@(if (featurep 'xemacs) nil
2618 '(:help "Display the charter of the current group"))]
2619 ["Fetch control message" gnus-group-fetch-control
2620 ,@(if (featurep 'xemacs) nil
2621 '(:help "Display the archived control message for the current group"))]
2622 ["Read manual" gnus-info-find-node t])
2624 ["Pick and read" gnus-pick-mode t]
2625 ["Binary" gnus-binary-mode t])
2627 ["Regenerate" gnus-summary-prepare t]
2628 ["Insert cached articles" gnus-summary-insert-cached-articles t]
2629 ["Insert dormant articles" gnus-summary-insert-dormant-articles t]
2630 ["Insert ticked articles" gnus-summary-insert-ticked-articles t]
2631 ["Toggle threading" gnus-summary-toggle-threads t])
2632 ["See old articles" gnus-summary-insert-old-articles t]
2633 ["See new articles" gnus-summary-insert-new-articles t]
2634 ["Filter articles..." gnus-summary-execute-command t]
2635 ["Run command on articles..." gnus-summary-universal-argument t]
2636 ["Search articles forward..." gnus-summary-search-article-forward t]
2637 ["Search articles backward..." gnus-summary-search-article-backward t]
2638 ["Toggle line truncation" gnus-summary-toggle-truncation t]
2639 ["Expand window" gnus-summary-expand-window t]
2640 ["Expire expirable articles" gnus-summary-expire-articles
2641 (gnus-check-backend-function
2642 'request-expire-articles gnus-newsgroup-name)]
2643 ["Edit local kill file" gnus-summary-edit-local-kill t]
2644 ["Edit main kill file" gnus-summary-edit-global-kill t]
2645 ["Edit group parameters" gnus-summary-edit-parameters t]
2646 ["Customize group parameters" gnus-summary-customize-parameters t]
2647 ["Send a bug report" gnus-bug t]
2649 ["Catchup and exit" gnus-summary-catchup-and-exit
2650 ,@(if (featurep 'xemacs) '(t)
2651 '(:help "Mark unread articles in this group as read, then exit"))]
2652 ["Catchup all and exit" gnus-summary-catchup-all-and-exit t]
2653 ["Catchup and goto next" gnus-summary-catchup-and-goto-next-group t]
2654 ["Catchup and goto prev" gnus-summary-catchup-and-goto-prev-group t]
2655 ["Exit group" gnus-summary-exit
2656 ,@(if (featurep 'xemacs) '(t)
2657 '(:help "Exit current group, return to group selection mode"))]
2658 ["Exit group without updating" gnus-summary-exit-no-update t]
2659 ["Exit and goto next group" gnus-summary-next-group t]
2660 ["Exit and goto prev group" gnus-summary-prev-group t]
2661 ["Reselect group" gnus-summary-reselect-current-group t]
2662 ["Rescan group" gnus-summary-rescan-group t]
2663 ["Update dribble" gnus-summary-save-newsrc t])))
2665 (gnus-run-hooks 'gnus-summary-menu-hook)))
2667 (defvar gnus-summary-tool-bar-map nil)
2669 ;; Note: The :set function in the `gnus-summary-tool-bar*' variables will only
2670 ;; affect _new_ message buffers. We might add a function that walks thru all
2671 ;; summary-mode buffers and force the update.
2672 (defun gnus-summary-tool-bar-update (&optional symbol value)
2673 "Update summary mode toolbar.
2674 Setter function for custom variables."
2675 (setq-default gnus-summary-tool-bar-map nil)
2677 ;; When used as ":set" function:
2678 (set-default symbol value))
2679 (when (gnus-buffer-live-p gnus-summary-buffer)
2680 (with-current-buffer gnus-summary-buffer
2681 (gnus-summary-make-tool-bar))))
2683 (defcustom gnus-summary-tool-bar (if (eq gmm-tool-bar-style 'gnome)
2684 'gnus-summary-tool-bar-gnome
2685 'gnus-summary-tool-bar-retro)
2686 "Specifies the Gnus summary tool bar.
2688 It can be either a list or a symbol refering to a list. See
2689 `gmm-tool-bar-from-list' for the format of the list. The
2690 default key map is `gnus-summary-mode-map'.
2692 Pre-defined symbols include `gnus-summary-tool-bar-gnome' and
2693 `gnus-summary-tool-bar-retro'."
2694 :type '(choice (const :tag "GNOME style" gnus-summary-tool-bar-gnome)
2695 (const :tag "Retro look" gnus-summary-tool-bar-retro)
2696 (repeat :tag "User defined list" gmm-tool-bar-item)
2698 :version "23.0" ;; No Gnus
2699 :initialize 'custom-initialize-default
2700 :set 'gnus-summary-tool-bar-update
2701 :group 'gnus-summary)
2703 (defcustom gnus-summary-tool-bar-gnome
2704 '((gnus-summary-post-news "mail/compose" nil)
2705 (gnus-summary-insert-new-articles "mail/inbox" nil
2706 :visible (or (not gnus-agent)
2708 (gnus-summary-reply-with-original "mail/reply")
2709 (gnus-summary-reply "mail/reply" nil :visible nil)
2710 (gnus-summary-followup-with-original "mail/reply-all")
2711 (gnus-summary-followup "mail/reply-all" nil :visible nil)
2712 (gnus-summary-mail-forward "mail/forward")
2713 (gnus-summary-save-article "mail/save")
2714 (gnus-summary-search-article-forward "search" nil :visible nil)
2715 (gnus-summary-print-article "print")
2716 (gnus-summary-tick-article-forward "flag-followup" nil :visible nil)
2717 ;; Some new commands that may need more suitable icons:
2718 (gnus-summary-save-newsrc "save" nil :visible nil)
2719 ;; (gnus-summary-show-article "stock_message-display" nil :visible nil)
2720 (gnus-summary-prev-article "left-arrow")
2721 (gnus-summary-next-article "right-arrow")
2722 (gnus-summary-next-page "next-page")
2723 ;; (gnus-summary-enter-digest-group "right_arrow" nil :visible nil)
2725 ;; Maybe some sort-by-... could be added:
2726 ;; (gnus-summary-sort-by-author "sort-a-z" nil :visible nil)
2727 ;; (gnus-summary-sort-by-date "sort-1-9" nil :visible nil)
2728 (gnus-summary-mark-as-expirable
2730 :visible (gnus-check-backend-function 'request-expire-articles
2731 gnus-newsgroup-name))
2732 (gnus-summary-mark-as-spam
2734 :visible (and (fboundp 'spam-group-ham-contents-p)
2735 (spam-group-ham-contents-p gnus-newsgroup-name))
2736 :help "Mark as spam")
2737 (gnus-summary-mark-as-read-forward
2739 :visible (and (fboundp 'spam-group-spam-contents-p)
2740 (spam-group-spam-contents-p gnus-newsgroup-name)))
2742 (gnus-summary-exit "exit")
2743 (gmm-customize-mode "preferences" t :help "Edit mode preferences")
2744 (gnus-info-find-node "help"))
2745 "List of functions for the summary tool bar (GNOME style).
2747 See `gmm-tool-bar-from-list' for the format of the list."
2748 :type '(repeat gmm-tool-bar-item)
2749 :version "23.0" ;; No Gnus
2750 :initialize 'custom-initialize-default
2751 :set 'gnus-summary-tool-bar-update
2752 :group 'gnus-summary)
2754 (defcustom gnus-summary-tool-bar-retro
2755 '((gnus-summary-prev-unread-article "gnus/prev-ur")
2756 (gnus-summary-next-unread-article "gnus/next-ur")
2757 (gnus-summary-post-news "gnus/post")
2758 (gnus-summary-followup-with-original "gnus/fuwo")
2759 (gnus-summary-followup "gnus/followup")
2760 (gnus-summary-reply-with-original "gnus/reply-wo")
2761 (gnus-summary-reply "gnus/reply")
2762 (gnus-summary-caesar-message "gnus/rot13")
2763 (gnus-uu-decode-uu "gnus/uu-decode")
2764 (gnus-summary-save-article-file "gnus/save-aif")
2765 (gnus-summary-save-article "gnus/save-art")
2766 (gnus-uu-post-news "gnus/uu-post")
2767 (gnus-summary-catchup "gnus/catchup")
2768 (gnus-summary-catchup-and-exit "gnus/cu-exit")
2769 (gnus-summary-exit "gnus/exit-summ")
2770 ;; Some new command that may need more suitable icons:
2771 (gnus-summary-print-article "gnus/print" nil :visible nil)
2772 (gnus-summary-mark-as-expirable "gnus/close" nil :visible nil)
2773 (gnus-summary-save-newsrc "gnus/save" nil :visible nil)
2774 ;; (gnus-summary-enter-digest-group "gnus/right_arrow" nil :visible nil)
2775 (gnus-summary-search-article-forward "gnus/search" nil :visible nil)
2776 ;; (gnus-summary-insert-new-articles "gnus/paste" nil :visible nil)
2777 ;; (gnus-summary-toggle-threads "gnus/open" nil :visible nil)
2779 (gnus-info-find-node "gnus/help" nil :visible nil))
2780 "List of functions for the summary tool bar (retro look).
2782 See `gmm-tool-bar-from-list' for the format of the list."
2783 :type '(repeat gmm-tool-bar-item)
2784 :version "23.0" ;; No Gnus
2785 :initialize 'custom-initialize-default
2786 :set 'gnus-summary-tool-bar-update
2787 :group 'gnus-summary)
2789 (defcustom gnus-summary-tool-bar-zap-list t
2790 "List of icon items from the global tool bar.
2791 These items are not displayed in the Gnus summary mode tool bar.
2793 See `gmm-tool-bar-from-list' for the format of the list."
2794 :type 'gmm-tool-bar-zap-list
2795 :version "23.0" ;; No Gnus
2796 :initialize 'custom-initialize-default
2797 :set 'gnus-summary-tool-bar-update
2798 :group 'gnus-summary)
2800 (defvar image-load-path)
2802 (defun gnus-summary-make-tool-bar (&optional force)
2803 "Make a summary mode tool bar from `gnus-summary-tool-bar'.
2804 When FORCE, rebuild the tool bar."
2805 (when (and (not (featurep 'xemacs))
2806 (boundp 'tool-bar-mode)
2808 (or (not gnus-summary-tool-bar-map) force))
2810 (gmm-image-load-path-for-library "gnus"
2813 (image-load-path (cons (car load-path)
2814 (when (boundp 'image-load-path)
2816 (map (gmm-tool-bar-from-list gnus-summary-tool-bar
2817 gnus-summary-tool-bar-zap-list
2818 'gnus-summary-mode-map)))
2820 ;; Need to set `gnus-summary-tool-bar-map' because `gnus-article-mode'
2822 (setq gnus-summary-tool-bar-map map))))
2823 (set (make-local-variable 'tool-bar-map) gnus-summary-tool-bar-map))
2825 (defun gnus-score-set-default (var value)
2826 "A version of set that updates the GNU Emacs menu-bar."
2828 ;; It is the message that forces the active status to be updated.
2831 (defun gnus-make-score-map (type)
2832 "Make a summary score map of type TYPE."
2835 (let ((headers '(("author" "from" string)
2836 ("subject" "subject" string)
2837 ("article body" "body" string)
2838 ("article head" "head" string)
2839 ("xref" "xref" string)
2840 ("extra header" "extra" string)
2841 ("lines" "lines" number)
2842 ("followups to author" "followup" string)))
2843 (types '((number ("less than" <)
2846 (string ("substring" s)
2850 (perms '(("temporary" (current-time-string))
2858 (if (eq type 'lower)
2863 (setq header (car headers))
2869 (let ((ts (cdr (assoc (nth 2 header) types)))
2885 'gnus-summary-score-entry
2887 (if (or (string= (nth 1 header)
2889 (string= (nth 1 header)
2892 (list 'gnus-summary-header
2894 (list 'quote (nth 1 (car ts)))
2895 (list 'gnus-score-delta-default
2902 (list (nreverse outp))))
2905 (list (nreverse outt))))
2907 (setq headers (cdr headers)))
2908 (list (nreverse outh))))))))
2912 (defun gnus-summary-mode (&optional group)
2913 "Major mode for reading articles.
2915 All normal editing commands are switched off.
2916 \\<gnus-summary-mode-map>
2917 Each line in this buffer represents one article. To read an
2918 article, you can, for instance, type `\\[gnus-summary-next-page]'. To move forwards
2919 and backwards while displaying articles, type `\\[gnus-summary-next-unread-article]' and `\\[gnus-summary-prev-unread-article]',
2922 You can also post articles and send mail from this buffer. To
2923 follow up an article, type `\\[gnus-summary-followup]'. To mail a reply to the author
2924 of an article, type `\\[gnus-summary-reply]'.
2926 There are approx. one gazillion commands you can execute in this
2927 buffer; read the info pages for more information (`\\[gnus-info-find-node]').
2929 The following commands are available:
2931 \\{gnus-summary-mode-map}"
2933 (kill-all-local-variables)
2934 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
2935 (gnus-summary-make-local-variables))
2936 (gnus-summary-make-local-variables)
2937 (setq gnus-newsgroup-name group)
2938 (when (gnus-visual-p 'summary-menu 'menu)
2939 (gnus-summary-make-menu-bar)
2940 (gnus-summary-make-tool-bar))
2941 (gnus-make-thread-indent-array)
2942 (gnus-simplify-mode-line)
2943 (setq major-mode 'gnus-summary-mode)
2944 (setq mode-name "Summary")
2945 (make-local-variable 'minor-mode-alist)
2946 (use-local-map gnus-summary-mode-map)
2947 (buffer-disable-undo)
2948 (setq buffer-read-only t ;Disable modification
2949 show-trailing-whitespace nil)
2950 (setq truncate-lines t)
2951 (setq selective-display t)
2952 (setq selective-display-ellipses t) ;Display `...'
2953 (gnus-summary-set-display-table)
2954 (gnus-set-default-directory)
2955 (make-local-variable 'gnus-summary-line-format)
2956 (make-local-variable 'gnus-summary-line-format-spec)
2957 (make-local-variable 'gnus-summary-dummy-line-format)
2958 (make-local-variable 'gnus-summary-dummy-line-format-spec)
2959 (make-local-variable 'gnus-summary-mark-positions)
2960 (gnus-make-local-hook 'pre-command-hook)
2961 (add-hook 'pre-command-hook 'gnus-set-global-variables nil t)
2962 (gnus-run-mode-hooks 'gnus-summary-mode-hook)
2963 (turn-on-gnus-mailing-list-mode)
2964 (mm-enable-multibyte)
2965 (gnus-update-format-specifications nil 'summary 'summary-mode 'summary-dummy)
2966 (gnus-update-summary-mark-positions))
2968 (defun gnus-summary-make-local-variables ()
2969 "Make all the local summary buffer variables."
2971 (dolist (local gnus-summary-local-variables)
2974 (if (eq (cdr local) 'global)
2975 ;; Copy the global value of the variable.
2976 (setq global (symbol-value (car local)))
2977 ;; Use the value from the list.
2978 (setq global (eval (cdr local))))
2979 (set (make-local-variable (car local)) global))
2980 ;; Simple nil-valued local variable.
2981 (set (make-local-variable local) nil)))))
2983 (defun gnus-summary-clear-local-variables ()
2984 (let ((locals gnus-summary-local-variables))
2986 (if (consp (car locals))
2987 (and (symbolp (caar locals))
2988 (set (caar locals) nil))
2989 (and (symbolp (car locals))
2990 (set (car locals) nil)))
2991 (setq locals (cdr locals)))))
2993 ;; Summary data functions.
2995 (defmacro gnus-data-number (data)
2998 (defmacro gnus-data-set-number (data number)
2999 `(setcar ,data ,number))
3001 (defmacro gnus-data-mark (data)
3004 (defmacro gnus-data-set-mark (data mark)
3005 `(setcar (nthcdr 1 ,data) ,mark))
3007 (defmacro gnus-data-pos (data)
3010 (defmacro gnus-data-set-pos (data pos)
3011 `(setcar (nthcdr 2 ,data) ,pos))
3013 (defmacro gnus-data-header (data)
3016 (defmacro gnus-data-set-header (data header)
3017 `(setf (nth 3 ,data) ,header))
3019 (defmacro gnus-data-level (data)
3022 (defmacro gnus-data-unread-p (data)
3023 `(= (nth 1 ,data) gnus-unread-mark))
3025 (defmacro gnus-data-read-p (data)
3026 `(/= (nth 1 ,data) gnus-unread-mark))
3028 (defmacro gnus-data-pseudo-p (data)
3029 `(consp (nth 3 ,data)))
3031 (defmacro gnus-data-find (number)
3032 `(assq ,number gnus-newsgroup-data))
3034 (defmacro gnus-data-find-list (number &optional data)
3035 `(let ((bdata ,(or data 'gnus-newsgroup-data)))
3036 (memq (assq ,number bdata)
3039 (defmacro gnus-data-make (number mark pos header level)
3040 `(list ,number ,mark ,pos ,header ,level))
3042 (defun gnus-data-enter (after-article number mark pos header level offset)
3043 (let ((data (gnus-data-find-list after-article)))
3045 (error "No such article: %d" after-article))
3046 (setcdr data (cons (gnus-data-make number mark pos header level)
3048 (setq gnus-newsgroup-data-reverse nil)
3049 (gnus-data-update-list (cddr data) offset)))
3051 (defun gnus-data-enter-list (after-article list &optional offset)
3053 (let ((data (and after-article (gnus-data-find-list after-article)))
3057 (let ((odata gnus-newsgroup-data))
3058 (setq gnus-newsgroup-data (nconc list gnus-newsgroup-data))
3060 (gnus-data-update-list odata offset)))
3061 ;; Find the last element in the list to be spliced into the main
3063 (setq list (last list))
3066 (setcdr list gnus-newsgroup-data)
3067 (setq gnus-newsgroup-data ilist)
3069 (gnus-data-update-list (cdr list) offset)))
3070 (setcdr list (cdr data))
3073 (gnus-data-update-list (cdr list) offset))))
3074 (setq gnus-newsgroup-data-reverse nil))))
3076 (defun gnus-data-remove (article &optional offset)
3077 (let ((data gnus-newsgroup-data))
3078 (if (= (gnus-data-number (car data)) article)
3080 (setq gnus-newsgroup-data (cdr gnus-newsgroup-data)
3081 gnus-newsgroup-data-reverse nil)
3083 (gnus-data-update-list gnus-newsgroup-data offset)))
3085 (when (= (gnus-data-number (cadr data)) article)
3086 (setcdr data (cddr data))
3088 (gnus-data-update-list (cdr data) offset))
3090 gnus-newsgroup-data-reverse nil))
3091 (setq data (cdr data))))))
3093 (defmacro gnus-data-list (backward)
3095 (or gnus-newsgroup-data-reverse
3096 (setq gnus-newsgroup-data-reverse
3097 (reverse gnus-newsgroup-data)))
3098 gnus-newsgroup-data))
3100 (defun gnus-data-update-list (data offset)
3101 "Add OFFSET to the POS of all data entries in DATA."
3102 (setq gnus-newsgroup-data-reverse nil)
3104 (setcar (nthcdr 2 (car data)) (+ offset (nth 2 (car data))))
3105 (setq data (cdr data))))
3107 (defun gnus-summary-article-pseudo-p (article)
3108 "Say whether this article is a pseudo article or not."
3109 (not (vectorp (gnus-data-header (gnus-data-find article)))))
3111 (defmacro gnus-summary-article-sparse-p (article)
3112 "Say whether this article is a sparse article or not."
3113 `(memq ,article gnus-newsgroup-sparse))
3115 (defmacro gnus-summary-article-ancient-p (article)
3116 "Say whether this article is a sparse article or not."
3117 `(memq ,article gnus-newsgroup-ancient))
3119 (defun gnus-article-parent-p (number)
3120 "Say whether this article is a parent or not."
3121 (let ((data (gnus-data-find-list number)))
3122 (and (cdr data) ; There has to be an article after...
3123 (< (gnus-data-level (car data)) ; And it has to have a higher level.
3124 (gnus-data-level (nth 1 data))))))
3126 (defun gnus-article-children (number)
3127 "Return a list of all children to NUMBER."
3128 (let* ((data (gnus-data-find-list number))
3129 (level (gnus-data-level (car data)))
3131 (setq data (cdr data))
3133 (= (gnus-data-level (car data)) (1+ level)))
3134 (push (gnus-data-number (car data)) children)
3135 (setq data (cdr data)))
3138 (defmacro gnus-summary-skip-intangible ()
3139 "If the current article is intangible, then jump to a different article."
3140 '(let ((to (get-text-property (point) 'gnus-intangible)))
3141 (and to (gnus-summary-goto-subject to))))
3143 (defmacro gnus-summary-article-intangible-p ()
3144 "Say whether this article is intangible or not."
3145 '(get-text-property (point) 'gnus-intangible))
3147 (defun gnus-article-read-p (article)
3148 "Say whether ARTICLE is read or not."
3149 (not (or (memq article gnus-newsgroup-marked)
3150 (memq article gnus-newsgroup-spam-marked)
3151 (memq article gnus-newsgroup-unreads)
3152 (memq article gnus-newsgroup-unselected)
3153 (memq article gnus-newsgroup-dormant))))
3155 ;; Some summary mode macros.
3157 (defmacro gnus-summary-article-number ()
3158 "The article number of the article on the current line.
3159 If there isn't an article number here, then we return the current
3162 (gnus-summary-skip-intangible)
3163 (or (get-text-property (point) 'gnus-number)
3164 (gnus-summary-last-subject))))
3166 (defmacro gnus-summary-article-header (&optional number)
3167 "Return the header of article NUMBER."
3168 `(gnus-data-header (gnus-data-find
3169 ,(or number '(gnus-summary-article-number)))))
3171 (defmacro gnus-summary-thread-level (&optional number)
3172 "Return the level of thread that starts with article NUMBER."
3173 `(if (and (eq gnus-summary-make-false-root 'dummy)
3174 (get-text-property (point) 'gnus-intangible))
3176 (gnus-data-level (gnus-data-find
3177 ,(or number '(gnus-summary-article-number))))))
3179 (defmacro gnus-summary-article-mark (&optional number)
3180 "Return the mark of article NUMBER."
3181 `(gnus-data-mark (gnus-data-find
3182 ,(or number '(gnus-summary-article-number)))))
3184 (defmacro gnus-summary-article-pos (&optional number)
3185 "Return the position of the line of article NUMBER."
3186 `(gnus-data-pos (gnus-data-find
3187 ,(or number '(gnus-summary-article-number)))))
3189 (defalias 'gnus-summary-subject-string 'gnus-summary-article-subject)
3190 (defmacro gnus-summary-article-subject (&optional number)
3191 "Return current subject string or nil if nothing."
3194 `(gnus-data-header (assq ,number gnus-newsgroup-data))
3195 '(gnus-data-header (assq (gnus-summary-article-number)
3196 gnus-newsgroup-data)))))
3199 (mail-header-subject headers))))
3201 (defmacro gnus-summary-article-score (&optional number)
3202 "Return current article score."
3203 `(or (cdr (assq ,(or number '(gnus-summary-article-number))
3204 gnus-newsgroup-scored))
3205 gnus-summary-default-score 0))
3207 (defun gnus-summary-article-children (&optional number)
3208 "Return a list of article numbers that are children of article NUMBER."
3209 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))))
3210 (level (gnus-data-level (car data)))
3212 (while (and (setq data (cdr data))
3213 (> (setq l (gnus-data-level (car data))) level))
3214 (and (= (1+ level) l)
3215 (push (gnus-data-number (car data))
3217 (nreverse children)))
3219 (defun gnus-summary-article-parent (&optional number)
3220 "Return the article number of the parent of article NUMBER."
3221 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))
3222 (gnus-data-list t)))
3223 (level (gnus-data-level (car data))))
3225 () ; This is a root.
3226 ;; We search until we find an article with a level less than
3227 ;; this one. That function has to be the parent.
3228 (while (and (setq data (cdr data))
3229 (not (< (gnus-data-level (car data)) level))))
3230 (and data (gnus-data-number (car data))))))
3232 (defun gnus-unread-mark-p (mark)
3233 "Say whether MARK is the unread mark."
3234 (= mark gnus-unread-mark))
3236 (defun gnus-read-mark-p (mark)
3237 "Say whether MARK is one of the marks that mark as read.
3238 This is all marks except unread, ticked, dormant, and expirable."
3239 (not (or (= mark gnus-unread-mark)
3240 (= mark gnus-ticked-mark)
3241 (= mark gnus-spam-mark)
3242 (= mark gnus-dormant-mark)
3243 (= mark gnus-expirable-mark))))
3245 (defmacro gnus-article-mark (number)
3246 "Return the MARK of article NUMBER.
3247 This macro should only be used when computing the mark the \"first\"
3248 time; i.e., when generating the summary lines. After that,
3249 `gnus-summary-article-mark' should be used to examine the
3252 ((memq ,number gnus-newsgroup-unsendable) gnus-unsendable-mark)
3253 ((memq ,number gnus-newsgroup-downloadable) gnus-downloadable-mark)
3254 ((memq ,number gnus-newsgroup-unreads) gnus-unread-mark)
3255 ((memq ,number gnus-newsgroup-marked) gnus-ticked-mark)
3256 ((memq ,number gnus-newsgroup-spam-marked) gnus-spam-mark)
3257 ((memq ,number gnus-newsgroup-dormant) gnus-dormant-mark)
3258 ((memq ,number gnus-newsgroup-expirable) gnus-expirable-mark)
3259 (t (or (cdr (assq ,number gnus-newsgroup-reads))
3260 gnus-ancient-mark))))
3262 ;; Saving hidden threads.
3264 (defmacro gnus-save-hidden-threads (&rest forms)
3265 "Save hidden threads, eval FORMS, and restore the hidden threads."
3266 (let ((config (make-symbol "config")))
3267 `(let ((,config (gnus-hidden-threads-configuration)))
3271 (gnus-restore-hidden-threads-configuration ,config)))))
3272 (put 'gnus-save-hidden-threads 'lisp-indent-function 0)
3273 (put 'gnus-save-hidden-threads 'edebug-form-spec '(body))
3275 (defun gnus-data-compute-positions ()
3276 "Compute the positions of all articles."
3277 (setq gnus-newsgroup-data-reverse nil)
3278 (let ((data gnus-newsgroup-data))
3280 (gnus-save-hidden-threads
3281 (gnus-summary-show-all-threads)
3282 (goto-char (point-min))
3284 (while (get-text-property (point) 'gnus-intangible)
3286 (gnus-data-set-pos (car data) (+ (point) 3))
3287 (setq data (cdr data))
3288 (forward-line 1))))))
3290 (defun gnus-hidden-threads-configuration ()
3291 "Return the current hidden threads configuration."
3294 (goto-char (point-min))
3295 (while (search-forward "\r" nil t)
3296 (push (1- (point)) config))
3299 (defun gnus-restore-hidden-threads-configuration (config)
3300 "Restore hidden threads configuration from CONFIG."
3302 (let (point buffer-read-only)
3303 (while (setq point (pop config))
3304 (when (and (< point (point-max))
3306 (eq (char-after) ?\n))
3307 (subst-char-in-region point (1+ point) ?\n ?\r))))))
3309 ;; Various summary mode internalish functions.
3311 (defun gnus-mouse-pick-article (e)
3314 (gnus-summary-next-page nil t))
3316 (defun gnus-summary-set-display-table ()
3317 "Change the display table.
3318 Odd characters have a tendency to mess
3319 up nicely formatted displays - we make all possible glyphs
3320 display only a single character."
3322 ;; We start from the standard display table, if any.
3323 (let ((table (or (copy-sequence standard-display-table)
3324 (make-display-table)))
3326 ;; Nix out all the control chars...
3327 (while (>= (setq i (1- i)) 0)
3328 (aset table i [??]))
3329 ;; ... but not newline and cr, of course. (cr is necessary for the
3330 ;; selective display).
3331 (aset table ?\n nil)
3332 (aset table ?\r nil)
3333 ;; We keep TAB as well.
3334 (aset table ?\t nil)
3335 ;; We nix out any glyphs 127 through 255, or 127 through 159 in
3336 ;; Emacs 23 (unicode), that are not set already.
3337 (let ((i (if (ignore-errors (= (make-char 'latin-iso8859-1 160) 160))
3340 (while (>= (setq i (1- i)) 127)
3341 ;; Only modify if the entry is nil.
3342 (unless (aref table i)
3343 (aset table i [??]))))
3344 (setq buffer-display-table table)))
3346 (defun gnus-summary-set-article-display-arrow (pos)
3347 "Update the overlay arrow to point to line at position POS."
3348 (when (and gnus-summary-display-arrow
3349 (boundp 'overlay-arrow-position)
3350 (boundp 'overlay-arrow-string))
3354 (unless overlay-arrow-position
3355 (setq overlay-arrow-position (make-marker)))
3356 (setq overlay-arrow-string "=>"
3357 overlay-arrow-position (set-marker overlay-arrow-position
3359 (current-buffer))))))
3361 (defun gnus-summary-setup-buffer (group)
3362 "Initialize summary buffer."
3363 (let ((buffer (gnus-summary-buffer-name group))
3364 (dead-name (concat "*Dead Summary "
3365 (gnus-group-decoded-name group) "*")))
3366 ;; If a dead summary buffer exists, we kill it.
3367 (when (gnus-buffer-live-p dead-name)
3368 (gnus-kill-buffer dead-name))
3369 (if (get-buffer buffer)
3372 (setq gnus-summary-buffer (current-buffer))
3373 (not gnus-newsgroup-prepared))
3374 ;; Fix by Sudish Joseph <joseph@cis.ohio-state.edu>
3375 (setq gnus-summary-buffer (set-buffer (gnus-get-buffer-create buffer)))
3376 (gnus-summary-mode group)
3378 (gnus-carpal-setup-buffer 'summary))
3379 (when (gnus-group-quit-config group)
3380 (set (make-local-variable 'gnus-single-article-buffer) nil))
3381 (make-local-variable 'gnus-article-buffer)
3382 (make-local-variable 'gnus-article-current)
3383 (make-local-variable 'gnus-original-article-buffer)
3384 (setq gnus-newsgroup-name group)
3385 ;; Set any local variables in the group parameters.
3386 (gnus-summary-set-local-parameters gnus-newsgroup-name)
3389 (defun gnus-set-global-variables ()
3390 "Set the global equivalents of the buffer-local variables.
3391 They are set to the latest values they had. These reflect the summary
3392 buffer that was in action when the last article was fetched."
3393 (when (eq major-mode 'gnus-summary-mode)
3394 (setq gnus-summary-buffer (current-buffer))
3395 (let ((name gnus-newsgroup-name)
3396 (marked gnus-newsgroup-marked)
3397 (spam gnus-newsgroup-spam-marked)
3398 (unread gnus-newsgroup-unreads)
3399 (headers gnus-current-headers)
3400 (data gnus-newsgroup-data)
3401 (summary gnus-summary-buffer)
3402 (article-buffer gnus-article-buffer)
3403 (original gnus-original-article-buffer)
3404 (gac gnus-article-current)
3405 (reffed gnus-reffed-article-number)
3406 (score-file gnus-current-score-file)
3407 (default-charset gnus-newsgroup-charset)
3409 (let ((locals gnus-newsgroup-variables))
3411 (if (consp (car locals))
3412 (push (eval (caar locals)) vlist)
3413 (push (eval (car locals)) vlist))
3414 (setq locals (cdr locals)))
3415 (setq vlist (nreverse vlist)))
3416 (with-current-buffer gnus-group-buffer
3417 (setq gnus-newsgroup-name name
3418 gnus-newsgroup-marked marked
3419 gnus-newsgroup-spam-marked spam
3420 gnus-newsgroup-unreads unread
3421 gnus-current-headers headers
3422 gnus-newsgroup-data data
3423 gnus-article-current gac
3424 gnus-summary-buffer summary
3425 gnus-article-buffer article-buffer
3426 gnus-original-article-buffer original
3427 gnus-reffed-article-number reffed
3428 gnus-current-score-file score-file
3429 gnus-newsgroup-charset default-charset)
3430 (let ((locals gnus-newsgroup-variables))
3432 (if (consp (car locals))
3433 (set (caar locals) (pop vlist))
3434 (set (car locals) (pop vlist)))
3435 (setq locals (cdr locals))))
3436 ;; The article buffer also has local variables.
3437 (when (gnus-buffer-live-p gnus-article-buffer)
3438 (set-buffer gnus-article-buffer)
3439 (setq gnus-summary-buffer summary))))))
3441 (defun gnus-summary-article-unread-p (article)
3442 "Say whether ARTICLE is unread or not."
3443 (memq article gnus-newsgroup-unreads))
3445 (defun gnus-summary-first-article-p (&optional article)
3446 "Return whether ARTICLE is the first article in the buffer."
3447 (if (not (setq article (or article (gnus-summary-article-number))))
3449 (eq article (caar gnus-newsgroup-data))))
3451 (defun gnus-summary-last-article-p (&optional article)
3452 "Return whether ARTICLE is the last article in the buffer."
3453 (if (not (setq article (or article (gnus-summary-article-number))))
3454 ;; All non-existent numbers are the last article. :-)
3456 (not (cdr (gnus-data-find-list article)))))
3458 (defun gnus-make-thread-indent-array (&optional n)
3460 (progn (setq n 200) nil)
3461 (null gnus-thread-indent-array)
3462 (/= gnus-thread-indent-level gnus-thread-indent-array-level))
3463 (setq gnus-thread-indent-array (make-vector (1+ n) "")
3464 gnus-thread-indent-array-level gnus-thread-indent-level)
3466 (aset gnus-thread-indent-array n
3467 (make-string (* n gnus-thread-indent-level) ? ))
3470 (defun gnus-update-summary-mark-positions ()
3471 "Compute where the summary marks are to go."
3473 (when (gnus-buffer-exists-p gnus-summary-buffer)
3474 (set-buffer gnus-summary-buffer))
3475 (let ((spec gnus-summary-line-format-spec)
3478 (gnus-set-work-buffer)
3479 (let ((gnus-tmp-unread ?Z)
3480 (gnus-replied-mark ?Z)
3481 (gnus-score-below-mark ?Z)
3482 (gnus-score-over-mark ?Z)
3483 (gnus-undownloaded-mark ?Z)
3484 (gnus-summary-line-format-spec spec)
3485 (gnus-newsgroup-downloadable '(0))
3486 (header [0 "" "" "05 Apr 2001 23:33:09 +0400" "" "" 0 0 "" nil])
3487 case-fold-search ignores)
3488 ;; Here, all marks are bound to Z.
3489 (gnus-summary-insert-line header
3490 0 nil t gnus-tmp-unread t nil "" nil 1)
3491 (goto-char (point-min))
3492 ;; Memorize the positions of the same characters as dummy marks.
3493 (while (re-search-forward "[A-D]" nil t)
3494 (push (point) ignores))
3496 ;; We use A-D as dummy marks in order to know column positions
3497 ;; where marks should be inserted.
3498 (setq gnus-tmp-unread ?A
3499 gnus-replied-mark ?B
3500 gnus-score-below-mark ?C
3501 gnus-score-over-mark ?C
3502 gnus-undownloaded-mark ?D)
3503 (gnus-summary-insert-line header
3504 0 nil t gnus-tmp-unread t nil "" nil 1)
3505 ;; Ignore characters which aren't dummy marks.
3507 (delete-region (goto-char (1- p)) p)
3509 (goto-char (point-min))
3510 (setq pos (list (cons 'unread
3511 (and (search-forward "A" nil t)
3512 (- (point) (point-min) 1)))))
3513 (goto-char (point-min))
3514 (push (cons 'replied (and (search-forward "B" nil t)
3515 (- (point) (point-min) 1)))
3517 (goto-char (point-min))
3518 (push (cons 'score (and (search-forward "C" nil t)
3519 (- (point) (point-min) 1)))
3521 (goto-char (point-min))
3522 (push (cons 'download (and (search-forward "D" nil t)
3523 (- (point) (point-min) 1)))
3525 (setq gnus-summary-mark-positions pos))))
3527 (defun gnus-summary-insert-dummy-line (gnus-tmp-subject gnus-tmp-number)
3528 "Insert a dummy root in the summary buffer."
3530 (gnus-add-text-properties
3531 (point) (progn (eval gnus-summary-dummy-line-format-spec) (point))
3532 (list 'gnus-number gnus-tmp-number 'gnus-intangible gnus-tmp-number)))
3534 (defun gnus-summary-extract-address-component (from)
3535 (or (car (funcall gnus-extract-address-components from))
3538 (defun gnus-summary-from-or-to-or-newsgroups (header gnus-tmp-from)
3539 (let ((mail-parse-charset gnus-newsgroup-charset)
3540 ; Is it really necessary to do this next part for each summary line?
3541 ; Luckily, doesn't seem to slow things down much.
3542 (mail-parse-ignored-charsets
3543 (with-current-buffer gnus-summary-buffer
3544 gnus-newsgroup-ignored-charsets)))
3546 (and gnus-ignored-from-addresses
3547 (string-match gnus-ignored-from-addresses gnus-tmp-from)
3548 (let ((extra-headers (mail-header-extra header))
3552 ((setq to (cdr (assq 'To extra-headers)))
3553 (concat gnus-summary-to-prefix
3555 (gnus-summary-extract-address-component
3556 (funcall gnus-decode-encoded-address-function to)))))
3559 (cdr (assq 'Newsgroups extra-headers))
3561 (memq 'Newsgroups gnus-extra-headers)
3562 (eq (car (gnus-find-method-for-group
3563 gnus-newsgroup-name)) 'nntp)
3564 (gnus-group-real-name gnus-newsgroup-name))))
3565 (concat gnus-summary-newsgroup-prefix newsgroups)))))
3566 (inline (gnus-summary-extract-address-component gnus-tmp-from)))))
3568 (defun gnus-summary-insert-line (gnus-tmp-header
3569 gnus-tmp-level gnus-tmp-current
3570 undownloaded gnus-tmp-unread gnus-tmp-replied
3571 gnus-tmp-expirable gnus-tmp-subject-or-nil
3572 &optional gnus-tmp-dummy gnus-tmp-score
3574 (if (>= gnus-tmp-level (length gnus-thread-indent-array))
3575 (gnus-make-thread-indent-array (max (* 2 (length gnus-thread-indent-array))
3577 (let* ((gnus-tmp-indentation (aref gnus-thread-indent-array gnus-tmp-level))
3578 (gnus-tmp-lines (mail-header-lines gnus-tmp-header))
3579 (gnus-tmp-score (or gnus-tmp-score gnus-summary-default-score 0))
3580 (gnus-tmp-score-char
3581 (if (or (null gnus-summary-default-score)
3582 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
3583 gnus-summary-zcore-fuzz))
3585 (if (< gnus-tmp-score gnus-summary-default-score)
3586 gnus-score-below-mark gnus-score-over-mark)))
3587 (gnus-tmp-number (mail-header-number gnus-tmp-header))
3589 (cond (gnus-tmp-process gnus-process-mark)
3590 ((memq gnus-tmp-current gnus-newsgroup-cached)
3592 (gnus-tmp-replied gnus-replied-mark)
3593 ((memq gnus-tmp-current gnus-newsgroup-forwarded)
3594 gnus-forwarded-mark)
3595 ((memq gnus-tmp-current gnus-newsgroup-saved)
3597 ((memq gnus-tmp-number gnus-newsgroup-recent)
3599 ((memq gnus-tmp-number gnus-newsgroup-unseen)
3602 (gnus-tmp-downloaded
3604 gnus-undownloaded-mark)
3605 (gnus-newsgroup-agentized
3606 gnus-downloaded-mark)
3609 (gnus-tmp-from (mail-header-from gnus-tmp-header))
3612 ((string-match "<[^>]+> *$" gnus-tmp-from)
3613 (let ((beg (match-beginning 0)))
3614 (or (and (string-match "^\".+\"" gnus-tmp-from)
3615 (substring gnus-tmp-from 1 (1- (match-end 0))))
3616 (substring gnus-tmp-from 0 beg))))
3617 ((string-match "(.+)" gnus-tmp-from)
3618 (substring gnus-tmp-from
3619 (1+ (match-beginning 0)) (1- (match-end 0))))
3621 (gnus-tmp-subject (mail-header-subject gnus-tmp-header))
3622 (gnus-tmp-opening-bracket (if gnus-tmp-dummy ?\< ?\[))
3623 (gnus-tmp-closing-bracket (if gnus-tmp-dummy ?\> ?\]))
3624 (buffer-read-only nil))
3625 (when (string= gnus-tmp-name "")
3626 (setq gnus-tmp-name gnus-tmp-from))
3627 (unless (numberp gnus-tmp-lines)
3628 (setq gnus-tmp-lines -1))
3629 (if (= gnus-tmp-lines -1)
3630 (setq gnus-tmp-lines "?")
3631 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
3632 (gnus-put-text-property
3634 (progn (eval gnus-summary-line-format-spec) (point))
3635 'gnus-number gnus-tmp-number)
3636 (when (gnus-visual-p 'summary-highlight 'highlight)
3638 (gnus-run-hooks 'gnus-summary-update-hook)
3641 (defun gnus-summary-update-line (&optional dont-update)
3642 "Update summary line after change."
3643 (when (and gnus-summary-default-score
3644 (not gnus-summary-inhibit-highlight))
3645 (let* ((gnus-summary-inhibit-highlight t) ; Prevent recursion.
3646 (article (gnus-summary-article-number))
3647 (score (gnus-summary-article-score article)))
3649 (if (and gnus-summary-mark-below
3650 (< (gnus-summary-article-score)
3651 gnus-summary-mark-below))
3652 ;; This article has a low score, so we mark it as read.
3653 (when (memq article gnus-newsgroup-unreads)
3654 (gnus-summary-mark-article-as-read gnus-low-score-mark))
3655 (when (eq (gnus-summary-article-mark) gnus-low-score-mark)
3656 ;; This article was previously marked as read on account
3657 ;; of a low score, but now it has risen, so we mark it as
3659 (gnus-summary-mark-article-as-unread gnus-unread-mark)))
3660 (gnus-summary-update-mark
3661 (if (or (null gnus-summary-default-score)
3662 (<= (abs (- score gnus-summary-default-score))
3663 gnus-summary-zcore-fuzz))
3665 (if (< score gnus-summary-default-score)
3666 gnus-score-below-mark gnus-score-over-mark))
3668 ;; Do visual highlighting.
3669 (when (gnus-visual-p 'summary-highlight 'highlight)
3670 (gnus-run-hooks 'gnus-summary-update-hook)))))
3672 (defvar gnus-tmp-new-adopts nil)
3674 (defun gnus-summary-number-of-articles-in-thread (thread &optional level char)
3675 "Return the number of articles in THREAD.
3676 This may be 0 in some cases -- if none of the articles in
3677 the thread are to be displayed."
3679 ;; Fix by Luc Van Eycken <Luc.VanEycken@esat.kuleuven.ac.be>.
3681 ((not (listp thread))
3683 ((and (consp thread) (cdr thread))
3686 'gnus-summary-number-of-articles-in-thread (cdr thread))))
3689 ((memq (mail-header-number (car thread)) gnus-newsgroup-limit)
3692 (when (and level (zerop level) gnus-tmp-new-adopts)
3695 'gnus-summary-number-of-articles-in-thread
3696 gnus-tmp-new-adopts))))
3698 (if (> number 1) gnus-not-empty-thread-mark
3699 gnus-empty-thread-mark)
3702 (defsubst gnus-summary-line-message-size (head)
3703 "Return pretty-printed version of message size.
3704 This function is intended to be used in
3705 `gnus-summary-line-format-alist'."
3706 (let ((c (or (mail-header-chars head) -1)))
3707 (cond ((< c 0) "n/a") ; chars not available
3708 ((< c (* 1000 10)) (format "%1.1fk" (/ c 1024.0)))
3709 ((< c (* 1000 100)) (format "%dk" (/ c 1024.0)))
3710 ((< c (* 1000 10000)) (format "%1.1fM" (/ c (* 1024.0 1024))))
3711 (t (format "%dM" (/ c (* 1024.0 1024)))))))
3714 (defun gnus-summary-set-local-parameters (group)
3715 "Go through the local params of GROUP and set all variable specs in that list."
3716 (let ((vars '(quit-config))) ; Ignore quit-config.
3717 (dolist (elem (gnus-group-find-parameter group))
3718 (and (consp elem) ; Has to be a cons.
3719 (consp (cdr elem)) ; The cdr has to be a list.
3720 (symbolp (car elem)) ; Has to be a symbol in there.
3721 (not (memq (car elem) vars))
3722 (ignore-errors ; So we set it.
3723 (push (car elem) vars)
3724 (make-local-variable (car elem))
3725 (set (car elem) (eval (nth 1 elem))))))))
3727 (defun gnus-summary-read-group (group &optional show-all no-article
3728 kill-buffer no-display backward
3730 "Start reading news in newsgroup GROUP.
3731 If SHOW-ALL is non-nil, already read articles are also listed.
3732 If NO-ARTICLE is non-nil, no article is selected initially.
3733 If NO-DISPLAY, don't generate a summary buffer."
3737 (let ((gnus-auto-select-next nil))
3738 (or (gnus-summary-read-group-1
3739 group show-all no-article
3740 kill-buffer no-display
3743 select-articles nil)))))
3744 (eq gnus-auto-select-next 'quietly))
3745 (set-buffer gnus-group-buffer)
3746 ;; The entry function called above goes to the next
3747 ;; group automatically, so we go two groups back
3748 ;; if we are searching for the previous group.
3750 (gnus-group-prev-unread-group 2))
3751 (if (not (equal group (gnus-group-group-name)))
3752 (setq group (gnus-group-group-name))
3756 (defun gnus-summary-read-group-1 (group show-all no-article
3757 kill-buffer no-display
3758 &optional select-articles)
3759 ;; Killed foreign groups can't be entered.
3760 ;; (when (and (not (gnus-group-native-p group))
3761 ;; (not (gnus-gethash group gnus-newsrc-hashtb)))
3762 ;; (error "Dead non-native groups can't be entered"))
3763 (gnus-message 5 "Retrieving newsgroup: %s..."
3764 (gnus-group-decoded-name group))
3765 (let* ((new-group (gnus-summary-setup-buffer group))
3766 (quit-config (gnus-group-quit-config group))
3767 (did-select (and new-group (gnus-select-newsgroup
3768 group show-all select-articles))))
3770 ;; This summary buffer exists already, so we just select it.
3772 (gnus-set-global-variables)
3774 (gnus-kill-or-deaden-summary kill-buffer))
3775 (gnus-configure-windows 'summary 'force)
3776 (gnus-set-mode-line 'summary)
3777 (gnus-summary-position-point)
3780 ;; We couldn't select this group.
3782 (when (and (eq major-mode 'gnus-summary-mode)
3783 (not (equal (current-buffer) kill-buffer)))
3784 (kill-buffer (current-buffer))
3785 (if (not quit-config)
3787 ;; Update the info -- marks might need to be removed,
3789 (gnus-summary-update-info)
3790 (set-buffer gnus-group-buffer)
3791 (gnus-group-jump-to-group group)
3792 (gnus-group-next-unread-group 1))
3793 (gnus-handle-ephemeral-exit quit-config)))
3794 (let ((grpinfo (gnus-get-info group)))
3795 (if (null (gnus-info-read grpinfo))
3796 (gnus-message 3 "Group %s contains no messages"
3797 (gnus-group-decoded-name group))
3798 (gnus-message 3 "Can't select group")))
3800 ;; The user did a `C-g' while prompting for number of articles,
3801 ;; so we exit this group.
3802 ((eq did-select 'quit)
3803 (and (eq major-mode 'gnus-summary-mode)
3804 (not (equal (current-buffer) kill-buffer))
3805 (kill-buffer (current-buffer)))
3807 (gnus-kill-or-deaden-summary kill-buffer))
3808 (if (not quit-config)
3810 (set-buffer gnus-group-buffer)
3811 (gnus-group-jump-to-group group)
3812 (gnus-group-next-unread-group 1)
3813 (gnus-configure-windows 'group 'force))
3814 (gnus-handle-ephemeral-exit quit-config))
3815 ;; Finally signal the quit.
3817 ;; The group was successfully selected.
3819 (gnus-set-global-variables)
3820 ;; Save the active value in effect when the group was entered.
3821 (setq gnus-newsgroup-active
3823 (gnus-active gnus-newsgroup-name)))
3824 ;; You can change the summary buffer in some way with this hook.
3825 (gnus-run-hooks 'gnus-select-group-hook)
3826 (when (memq 'summary (gnus-update-format-specifications
3827 nil 'summary 'summary-mode 'summary-dummy))
3828 ;; The format specification for the summary line was updated,
3829 ;; so we need to update the mark positions as well.
3830 (gnus-update-summary-mark-positions))
3831 ;; Do score processing.
3832 (when gnus-use-scoring
3833 (gnus-possibly-score-headers))
3834 ;; Check whether to fill in the gaps in the threads.
3835 (when gnus-build-sparse-threads
3836 (gnus-build-sparse-threads))
3837 ;; Find the initial limit.
3839 (let ((gnus-newsgroup-dormant nil))
3840 (gnus-summary-initial-limit show-all))
3841 (gnus-summary-initial-limit show-all))
3842 ;; Generate the summary buffer.
3844 (gnus-summary-prepare))
3845 (when gnus-use-trees
3846 (gnus-tree-open group)
3847 (setq gnus-summary-highlight-line-function
3848 'gnus-tree-highlight-article))
3849 ;; If the summary buffer is empty, but there are some low-scored
3850 ;; articles or some excluded dormants, we include these in the
3852 (when (and (zerop (buffer-size))
3854 (cond (gnus-newsgroup-dormant
3855 (gnus-summary-limit-include-dormant))
3856 ((and gnus-newsgroup-scored show-all)
3857 (gnus-summary-limit-include-expunged t))))
3858 ;; Function `gnus-apply-kill-file' must be called in this hook.
3859 (gnus-run-hooks 'gnus-apply-kill-hook)
3860 (if (and (zerop (buffer-size))
3863 ;; This newsgroup is empty.
3864 (gnus-summary-catchup-and-exit nil t)
3865 (gnus-message 6 "No unread news")
3867 (gnus-kill-or-deaden-summary kill-buffer))
3868 ;; Return nil from this function.
3870 ;; Hide conversation thread subtrees. We cannot do this in
3871 ;; gnus-summary-prepare-hook since kill processing may not
3872 ;; work with hidden articles.
3873 (gnus-summary-maybe-hide-threads)
3875 (gnus-kill-or-deaden-summary kill-buffer))
3876 (gnus-summary-auto-select-subject)
3877 ;; Show first unread article if requested.
3878 (if (and (not no-article)
3880 gnus-newsgroup-unreads
3881 gnus-auto-select-first)
3883 (gnus-configure-windows 'summary)
3884 (let ((art (gnus-summary-article-number)))
3885 (unless (and (not gnus-plugged)
3886 (or (memq art gnus-newsgroup-undownloaded)
3887 (memq art gnus-newsgroup-downloadable)))
3888 (gnus-summary-goto-article art))))
3889 ;; Don't select any articles.
3890 (gnus-summary-position-point)
3891 (gnus-configure-windows 'summary 'force)
3892 (gnus-set-mode-line 'summary))
3893 (when (and gnus-auto-center-group
3894 (get-buffer-window gnus-group-buffer t))
3895 ;; Gotta use windows, because recenter does weird stuff if
3896 ;; the current buffer ain't the displayed window.
3897 (let ((owin (selected-window)))
3898 (select-window (get-buffer-window gnus-group-buffer t))
3899 (when (gnus-group-goto-group group)
3901 (select-window owin)))
3902 ;; Mark this buffer as "prepared".
3903 (setq gnus-newsgroup-prepared t)
3904 (gnus-run-hooks 'gnus-summary-prepared-hook)
3905 (unless (gnus-ephemeral-group-p group)
3906 (gnus-group-update-group group))
3909 (defun gnus-summary-auto-select-subject ()
3910 "Select the subject line on initial group entry."
3911 (goto-char (point-min))
3913 ((eq gnus-auto-select-subject 'best)
3914 (gnus-summary-best-unread-subject))
3915 ((eq gnus-auto-select-subject 'unread)
3916 (gnus-summary-first-unread-subject))
3917 ((eq gnus-auto-select-subject 'unseen)
3918 (gnus-summary-first-unseen-subject))
3919 ((eq gnus-auto-select-subject 'unseen-or-unread)
3920 (gnus-summary-first-unseen-or-unread-subject))
3921 ((eq gnus-auto-select-subject 'first)
3924 ((functionp gnus-auto-select-subject)
3925 (funcall gnus-auto-select-subject))))
3927 (defun gnus-summary-prepare ()
3928 "Generate the summary buffer."
3930 (let ((buffer-read-only nil))
3932 (setq gnus-newsgroup-data nil
3933 gnus-newsgroup-data-reverse nil)
3934 (gnus-run-hooks 'gnus-summary-generate-hook)
3935 ;; Generate the buffer, either with threads or without.
3936 (when gnus-newsgroup-headers
3937 (gnus-summary-prepare-threads
3938 (if gnus-show-threads
3939 (gnus-sort-gathered-threads
3940 (funcall gnus-summary-thread-gathering-function
3942 (gnus-cut-threads (gnus-make-threads)))))
3943 ;; Unthreaded display.
3944 (gnus-sort-articles gnus-newsgroup-headers))))
3945 (setq gnus-newsgroup-data (nreverse gnus-newsgroup-data))
3946 ;; Call hooks for modifying summary buffer.
3947 (goto-char (point-min))
3948 (gnus-run-hooks 'gnus-summary-prepare-hook)))
3950 (defsubst gnus-general-simplify-subject (subject)
3951 "Simplify subject by the same rules as `gnus-gather-threads-by-subject'."
3954 ;; Truncate the subject.
3955 (gnus-simplify-subject-functions
3956 (gnus-map-function gnus-simplify-subject-functions subject))
3957 ((numberp gnus-summary-gather-subject-limit)
3958 (setq subject (gnus-simplify-subject-re subject))
3959 (if (> (length subject) gnus-summary-gather-subject-limit)
3960 (substring subject 0 gnus-summary-gather-subject-limit)
3962 ;; Fuzzily simplify it.
3963 ((eq 'fuzzy gnus-summary-gather-subject-limit)
3964 (gnus-simplify-subject-fuzzy subject))
3965 ;; Just remove the leading "Re:".
3967 (gnus-simplify-subject-re subject))))
3969 (if (and gnus-summary-gather-exclude-subject
3970 (string-match gnus-summary-gather-exclude-subject subject))
3971 nil ; This article shouldn't be gathered
3974 (defun gnus-summary-simplify-subject-query ()
3975 "Query where the respool algorithm would put this article."
3977 (gnus-summary-select-article)
3978 (message (gnus-general-simplify-subject (gnus-summary-article-subject))))
3980 (defun gnus-gather-threads-by-subject (threads)
3981 "Gather threads by looking at Subject headers."
3982 (if (not gnus-summary-make-false-root)
3984 (let ((hashtb (gnus-make-hashtable 1024))
3987 subject hthread whole-subject)
3989 (setq subject (gnus-general-simplify-subject
3990 (setq whole-subject (mail-header-subject
3993 (if (setq hthread (gnus-gethash subject hashtb))
3995 ;; We enter a dummy root into the thread, if we
3996 ;; haven't done that already.
3997 (unless (stringp (caar hthread))
3998 (setcar hthread (list whole-subject (car hthread))))
3999 ;; We add this new gathered thread to this gathered
4001 (setcdr (car hthread)
4002 (nconc (cdar hthread) (list (car threads))))
4003 ;; Remove it from the list of threads.
4004 (setcdr prev (cdr threads))
4005 (setq threads prev))
4006 ;; Enter this thread into the hash table.
4007 (gnus-sethash subject
4008 (if gnus-summary-make-false-root-always
4010 ;; If you want a dummy root above all
4012 (setcar threads (list whole-subject
4018 (setq threads (cdr threads)))
4021 (defun gnus-gather-threads-by-references (threads)
4022 "Gather threads by looking at References headers."
4023 (let ((idhashtb (gnus-make-hashtable 1024))
4024 (thhashtb (gnus-make-hashtable 1024))
4027 ids references id gthread gid entered ref)
4029 (when (setq references (mail-header-references (caar threads)))
4030 (setq id (mail-header-id (caar threads))
4031 ids (inline (gnus-split-references references))
4033 (while (setq ref (pop ids))
4034 (setq ids (delete ref ids))
4035 (if (not (setq gid (gnus-gethash ref idhashtb)))
4037 (gnus-sethash ref id idhashtb)
4038 (gnus-sethash id threads thhashtb))
4039 (setq gthread (gnus-gethash gid thhashtb))
4041 ;; We enter a dummy root into the thread, if we
4042 ;; haven't done that already.
4043 (unless (stringp (caar gthread))
4044 (setcar gthread (list (mail-header-subject (caar gthread))
4046 ;; We add this new gathered thread to this gathered
4048 (setcdr (car gthread)
4049 (nconc (cdar gthread) (list (car threads)))))
4050 ;; Add it into the thread hash table.
4051 (gnus-sethash id gthread thhashtb)
4053 ;; Remove it from the list of threads.
4054 (setcdr prev (cdr threads))
4055 (setq threads prev))))
4057 (setq threads (cdr threads)))
4060 (defun gnus-sort-gathered-threads (threads)
4061 "Sort subtreads inside each gathered thread by `gnus-sort-gathered-threads-function'."
4062 (let ((result threads))
4064 (when (stringp (caar threads))
4065 (setcdr (car threads)
4066 (sort (cdar threads) gnus-sort-gathered-threads-function)))
4067 (setq threads (cdr threads)))
4070 (defun gnus-thread-loop-p (root thread)
4071 "Say whether ROOT is in THREAD."
4072 (let ((stack (list thread))
4075 (while (setq thread (pop stack))
4076 (setq th (cdr thread))
4078 (not (eq (caar th) root)))
4081 ;; We have found a loop.
4083 (setcdr thread (delq (car th) (cdr thread)))
4084 (if (boundp (setq ref-dep (intern "none"
4085 gnus-newsgroup-dependencies)))
4086 (setcdr (symbol-value ref-dep)
4087 (nconc (cdr (symbol-value ref-dep))
4089 (set ref-dep (list nil (car th))))
4092 ;; Push all the subthreads onto the stack.
4093 (push (cdr thread) stack)))
4096 (defun gnus-make-threads ()
4097 "Go through the dependency hashtb and find the roots. Return all threads."
4099 (while (catch 'infloop
4102 ;; Deal with self-referencing References loops.
4103 (when (and (car (symbol-value refs))
4110 (car (symbol-value refs)) thread))
4111 (cdr (symbol-value refs)))))))
4114 (unless (car (symbol-value refs))
4115 ;; These threads do not refer back to any other
4116 ;; articles, so they're roots.
4117 (setq threads (append (cdr (symbol-value refs)) threads))))
4118 gnus-newsgroup-dependencies)))
4121 ;; Build the thread tree.
4122 (defsubst gnus-dependencies-add-header (header dependencies force-new)
4123 "Enter HEADER into the DEPENDENCIES table if it is not already there.
4125 If FORCE-NEW is not nil, enter HEADER into the DEPENDENCIES table even
4126 if it was already present.
4128 If `gnus-summary-ignore-duplicates' is nil then duplicate Message-IDs
4129 will not be entered in the DEPENDENCIES table. Otherwise duplicate
4130 Message-IDs will be renamed to a unique Message-ID before being
4133 Returns HEADER if it was entered in the DEPENDENCIES. Returns nil otherwise."
4134 (let* ((id (mail-header-id header))
4135 (id-dep (and id (intern id dependencies)))
4136 parent-id ref ref-dep ref-header replaced)
4137 ;; Enter this `header' in the `dependencies' table.
4141 ;; The first two cases do the normal part: enter a new `header'
4142 ;; in the `dependencies' table.
4143 ((not (boundp id-dep))
4144 (set id-dep (list header)))
4145 ((null (car (symbol-value id-dep)))
4146 (setcar (symbol-value id-dep) header))
4148 ;; From here the `header' was already present in the
4149 ;; `dependencies' table.
4151 ;; Overrides an existing entry;
4152 ;; just set the header part of the entry.
4153 (setcar (symbol-value id-dep) header)
4156 ;; Renames the existing `header' to a unique Message-ID.
4157 ((not gnus-summary-ignore-duplicates)
4158 ;; An article with this Message-ID has already been seen.
4159 ;; We rename the Message-ID.
4160 (set (setq id-dep (intern (setq id (nnmail-message-id)) dependencies))
4162 (mail-header-set-id header id))
4164 ;; The last case ignores an existing entry, except it adds any
4165 ;; additional Xrefs (in case the two articles came from different
4167 ;; Also sets `header' to `nil' meaning that the `dependencies'
4168 ;; table was *not* modified.
4170 (mail-header-set-xref
4171 (car (symbol-value id-dep))
4172 (concat (or (mail-header-xref (car (symbol-value id-dep)))
4174 (or (mail-header-xref header) "")))
4177 (when (and header (not replaced))
4178 ;; First check that we are not creating a References loop.
4179 (setq parent-id (gnus-parent-id (mail-header-references header)))
4180 (setq ref parent-id)
4182 (setq ref-dep (intern-soft ref dependencies))
4184 (setq ref-header (car (symbol-value ref-dep))))
4185 (if (string= id ref)
4186 ;; Yuk! This is a reference loop. Make the article be a
4189 (mail-header-set-references (car (symbol-value id-dep)) "none")
4191 (setq parent-id nil))
4192 (setq ref (gnus-parent-id (mail-header-references ref-header)))))
4193 (setq ref-dep (intern (or parent-id "none") dependencies))
4194 (if (boundp ref-dep)
4195 (setcdr (symbol-value ref-dep)
4196 (nconc (cdr (symbol-value ref-dep))
4197 (list (symbol-value id-dep))))
4198 (set ref-dep (list nil (symbol-value id-dep)))))
4201 (defun gnus-extract-message-id-from-in-reply-to (string)
4202 (if (string-match "<[^>]+>" string)
4203 (substring string (match-beginning 0) (match-end 0))
4206 (defun gnus-build-sparse-threads ()
4207 (let ((headers gnus-newsgroup-headers)
4208 (mail-parse-charset gnus-newsgroup-charset)
4209 (gnus-summary-ignore-duplicates t)
4210 header references generation relations
4211 subject child end new-child date)
4212 ;; First we create an alist of generations/relations, where
4213 ;; generations is how much we trust the relation, and the relation
4215 (gnus-message 7 "Making sparse threads...")
4217 (nnheader-set-temp-buffer " *gnus sparse threads*")
4218 (while (setq header (pop headers))
4219 (when (and (setq references (mail-header-references header))
4220 (not (string= references "")))
4222 (setq child (mail-header-id header)
4223 subject (mail-header-subject header)
4224 date (mail-header-date header)
4226 (while (search-backward ">" nil t)
4227 (setq end (1+ (point)))
4228 (when (search-backward "<" nil t)
4229 (setq new-child (buffer-substring (point) end))
4230 (push (list (incf generation)
4231 child (setq child new-child)
4235 (push (list (1+ generation) child nil subject) relations))
4237 (kill-buffer (current-buffer)))
4238 ;; Sort over trustworthiness.
4241 (when (gnus-dependencies-add-header
4242 (make-full-mail-header
4243 gnus-reffed-article-number
4244 (nth 3 relation) "" (or (nth 4 relation) "")
4246 (or (nth 2 relation) "") 0 0 "")
4247 gnus-newsgroup-dependencies nil)
4248 (push gnus-reffed-article-number gnus-newsgroup-limit)
4249 (push gnus-reffed-article-number gnus-newsgroup-sparse)
4250 (push (cons gnus-reffed-article-number gnus-sparse-mark)
4251 gnus-newsgroup-reads)
4252 (decf gnus-reffed-article-number)))
4253 (sort relations 'car-less-than-car))
4254 (gnus-message 7 "Making sparse threads...done")))
4256 (defun gnus-build-old-threads ()
4257 ;; Look at all the articles that refer back to old articles, and
4258 ;; fetch the headers for the articles that aren't there. This will
4259 ;; build complete threads - if the roots haven't been expired by the
4261 (let ((mail-parse-charset gnus-newsgroup-charset)
4265 (when (not (car (symbol-value refs)))
4266 (setq heads (cdr (symbol-value refs)))
4268 (if (memq (mail-header-number (caar heads))
4269 gnus-newsgroup-dormant)
4270 (setq heads (cdr heads))
4271 (setq id (symbol-name refs))
4272 (while (and (setq id (gnus-build-get-header id))
4273 (not (car (gnus-id-to-thread id)))))
4274 (setq heads nil)))))
4275 gnus-newsgroup-dependencies)))
4277 (defsubst gnus-remove-odd-characters (string)
4278 "Translate STRING into something that doesn't contain weird characters."
4279 (mm-subst-char-in-string
4281 (mm-subst-char-in-string ?\n ?\- string t) t))
4283 ;; This function has to be called with point after the article number
4284 ;; on the beginning of the line.
4285 (defsubst gnus-nov-parse-line (number dependencies &optional force-new)
4286 (let ((eol (point-at-eol))
4287 (buffer (current-buffer))
4288 header references in-reply-to)
4290 ;; overview: [num subject from date id refs chars lines misc]
4293 (narrow-to-region (point) eol)
4298 (make-full-mail-header
4300 (condition-case () ; subject
4301 (gnus-remove-odd-characters
4302 (funcall gnus-decode-encoded-word-function
4303 (setq x (nnheader-nov-field))))
4305 (condition-case () ; from
4306 (gnus-remove-odd-characters
4307 (funcall gnus-decode-encoded-address-function
4308 (setq x (nnheader-nov-field))))
4310 (nnheader-nov-field) ; date
4311 (nnheader-nov-read-message-id number) ; id
4312 (setq references (nnheader-nov-field)) ; refs
4313 (nnheader-nov-read-integer) ; chars
4314 (nnheader-nov-read-integer) ; lines
4316 (if (looking-at "Xref: ")
4317 (goto-char (match-end 0)))
4318 (nnheader-nov-field)) ; Xref
4319 (nnheader-nov-parse-extra)))) ; extra
4323 (when (and (string= references "")
4324 (setq in-reply-to (mail-header-extra header))
4325 (setq in-reply-to (cdr (assq 'In-Reply-To in-reply-to))))
4326 (mail-header-set-references
4327 header (gnus-extract-message-id-from-in-reply-to in-reply-to)))
4329 (when gnus-alter-header-function
4330 (funcall gnus-alter-header-function header))
4331 (gnus-dependencies-add-header header dependencies force-new)))
4333 (defun gnus-build-get-header (id)
4334 "Look through the buffer of NOV lines and find the header to ID.
4335 Enter this line into the dependencies hash table, and return
4336 the id of the parent article (if any)."
4337 (let ((deps gnus-newsgroup-dependencies)
4341 (set-buffer nntp-server-buffer)
4342 (let ((case-fold-search nil))
4343 (goto-char (point-min))
4344 (while (and (not found)
4345 (search-forward id nil t))
4347 (setq found (looking-at
4348 (format "^[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t%s"
4349 (regexp-quote id))))
4350 (or found (beginning-of-line 2)))
4354 (setq header (gnus-nov-parse-line
4355 (read (current-buffer)) deps))
4356 (gnus-parent-id (mail-header-references header))))))
4358 (let ((number (mail-header-number header)))
4359 (push number gnus-newsgroup-limit)
4360 (push header gnus-newsgroup-headers)
4361 (if (memq number gnus-newsgroup-unselected)
4363 (setq gnus-newsgroup-unreads
4364 (gnus-add-to-sorted-list gnus-newsgroup-unreads
4366 (setq gnus-newsgroup-unselected
4367 (delq number gnus-newsgroup-unselected)))
4368 (push number gnus-newsgroup-ancient)))))))
4370 (defun gnus-build-all-threads ()
4371 "Read all the headers."
4372 (let ((gnus-summary-ignore-duplicates t)
4373 (mail-parse-charset gnus-newsgroup-charset)
4374 (dependencies gnus-newsgroup-dependencies)
4377 (set-buffer nntp-server-buffer)
4378 (let ((case-fold-search nil))
4379 (goto-char (point-min))
4382 (setq article (read (current-buffer))
4383 header (gnus-nov-parse-line article dependencies)))
4385 (with-current-buffer gnus-summary-buffer
4386 (push header gnus-newsgroup-headers)
4387 (if (memq (setq article (mail-header-number header))
4388 gnus-newsgroup-unselected)
4390 (setq gnus-newsgroup-unreads
4391 (gnus-add-to-sorted-list
4392 gnus-newsgroup-unreads article))
4393 (setq gnus-newsgroup-unselected
4394 (delq article gnus-newsgroup-unselected)))
4395 (push article gnus-newsgroup-ancient)))
4396 (forward-line 1)))))))
4398 (defun gnus-summary-update-article-line (article header)
4399 "Update the line for ARTICLE using HEADER."
4400 (let* ((id (mail-header-id header))
4401 (thread (gnus-id-to-thread id)))
4403 (error "Article in no thread"))
4404 ;; Update the thread.
4405 (setcar thread header)
4406 (gnus-summary-goto-subject article)
4407 (let* ((datal (gnus-data-find-list article))
4409 (buffer-read-only nil)
4410 (level (gnus-summary-thread-level)))
4412 (let ((inserted (- (point)
4414 (gnus-summary-insert-line
4416 (memq article gnus-newsgroup-undownloaded)
4417 (gnus-article-mark article)
4418 (memq article gnus-newsgroup-replied)
4419 (memq article gnus-newsgroup-expirable)
4420 ;; Only insert the Subject string when it's different
4421 ;; from the previous Subject string.
4426 (mail-header-subject
4429 (gnus-data-find-list
4431 (gnus-data-list t)))))
4432 ;; Error on the side of excessive subjects.
4434 (mail-header-subject header)))
4436 (mail-header-subject header))
4437 nil (cdr (assq article gnus-newsgroup-scored))
4438 (memq article gnus-newsgroup-processable))
4441 (gnus-data-update-list
4443 (- (gnus-data-pos data) (gnus-data-pos (cadr datal)) inserted)))))))
4445 (defun gnus-summary-update-article (article &optional iheader)
4446 "Update ARTICLE in the summary buffer."
4447 (set-buffer gnus-summary-buffer)
4448 (let* ((header (gnus-summary-article-header article))
4449 (id (mail-header-id header))
4450 (data (gnus-data-find article))
4451 (thread (gnus-id-to-thread id))
4452 (references (mail-header-references header))
4456 (when (and references
4457 (not (equal "" references)))
4460 (buffer-read-only nil)
4466 (delq thread parent)))
4467 (if (gnus-summary-insert-subject id header)
4468 ;; Set the (possibly) new article number in the data structure.
4469 (gnus-data-set-number data (gnus-id-to-article id))
4473 (defun gnus-rebuild-thread (id &optional line)
4474 "Rebuild the thread containing ID.
4475 If LINE, insert the rebuilt thread starting on line LINE."
4476 (let ((buffer-read-only nil)
4477 old-pos current thread data)
4478 (if (not gnus-show-threads)
4479 (setq thread (list (car (gnus-id-to-thread id))))
4480 ;; Get the thread this article is part of.
4481 (setq thread (gnus-remove-thread id)))
4482 (setq old-pos (point-at-bol))
4483 (setq current (save-excursion
4484 (and (re-search-backward "[\r\n]" nil t)
4485 (gnus-summary-article-number))))
4486 ;; If this is a gathered thread, we have to go some re-gathering.
4487 (when (stringp (car thread))
4488 (let ((subject (car thread))
4490 (setq thread (cdr thread))
4492 (unless (memq (setq thr (gnus-id-to-thread
4494 (mail-header-id (caar thread)))))
4497 (setq thread (cdr thread)))
4498 ;; We now have all (unique) roots.
4499 (if (= (length roots) 1)
4500 ;; All the loose roots are now one solid root.
4501 (setq thread (car roots))
4502 (setq thread (cons subject (gnus-sort-threads roots))))))
4504 ;; We then insert this thread into the summary buffer.
4506 (goto-char (point-min))
4507 (forward-line (1- line)))
4508 (let (gnus-newsgroup-data gnus-newsgroup-threads)
4509 (if gnus-show-threads
4510 (gnus-summary-prepare-threads (gnus-cut-threads (list thread)))
4511 (gnus-summary-prepare-unthreaded thread))
4512 (setq data (nreverse gnus-newsgroup-data))
4513 (setq threads gnus-newsgroup-threads))
4514 ;; We splice the new data into the data structure.
4515 ;;!!! This is kinda bogus. We assume that in LINE is non-nil,
4516 ;;!!! then we want to insert at the beginning of the buffer.
4517 ;;!!! That happens to be true with Gnus now, but that may
4518 ;;!!! change in the future. Perhaps.
4519 (gnus-data-enter-list
4520 (if line nil current) data (- (point) old-pos))
4521 (setq gnus-newsgroup-threads
4522 (nconc threads gnus-newsgroup-threads))
4523 (gnus-data-compute-positions))))
4525 (defun gnus-number-to-header (number)
4526 "Return the header for article NUMBER."
4527 (let ((headers gnus-newsgroup-headers))
4529 (not (= number (mail-header-number (car headers)))))
4534 (defun gnus-parent-headers (in-headers &optional generation)
4535 "Return the headers of the GENERATIONeth parent of HEADERS."
4537 (setq generation 1))
4539 (headers in-headers)
4542 (not (zerop generation))
4543 (setq references (mail-header-references headers)))
4544 (setq headers (if (and references
4545 (setq parent (gnus-parent-id references)))
4546 (car (gnus-id-to-thread parent))
4549 (and (not (eq headers in-headers))
4552 (defun gnus-id-to-thread (id)
4553 "Return the (sub-)thread where ID appears."
4554 (gnus-gethash id gnus-newsgroup-dependencies))
4556 (defun gnus-id-to-article (id)
4557 "Return the article number of ID."
4558 (let ((thread (gnus-id-to-thread id)))
4561 (mail-header-number (car thread)))))
4563 (defun gnus-id-to-header (id)
4564 "Return the article headers of ID."
4565 (car (gnus-id-to-thread id)))
4567 (defun gnus-article-displayed-root-p (article)
4568 "Say whether ARTICLE is a root(ish) article."
4569 (let ((level (gnus-summary-thread-level article))
4570 (refs (mail-header-references (gnus-summary-article-header article)))
4576 ((null (gnus-parent-id refs)) t)
4578 (null (setq particle (gnus-id-to-article
4579 (gnus-parent-id refs))))
4580 (null (gnus-summary-thread-level particle)))))))
4582 (defun gnus-root-id (id)
4583 "Return the id of the root of the thread where ID appears."
4585 (while (and id (setq prev (car (gnus-id-to-thread id))))
4587 id (gnus-parent-id (mail-header-references prev))))
4590 (defun gnus-articles-in-thread (thread)
4591 "Return the list of articles in THREAD."
4592 (cons (mail-header-number (car thread))
4593 (apply 'nconc (mapcar 'gnus-articles-in-thread (cdr thread)))))
4595 (defun gnus-remove-thread (id &optional dont-remove)
4596 "Remove the thread that has ID in it."
4597 (let (headers thread last-id)
4598 ;; First go up in this thread until we find the root.
4599 (setq last-id (gnus-root-id id)
4600 headers (message-flatten-list (gnus-id-to-thread last-id)))
4601 ;; We have now found the real root of this thread. It might have
4602 ;; been gathered into some loose thread, so we have to search
4603 ;; through the threads to find the thread we wanted.
4604 (let ((threads gnus-newsgroup-threads)
4607 (setq sub (car threads))
4608 (if (stringp (car sub))
4609 ;; This is a gathered thread, so we look at the roots
4610 ;; below it to find whether this article is in this
4613 (setq sub (cdr sub))
4615 (when (member (caar sub) headers)
4616 (setq thread (car threads)
4619 (setq sub (cdr sub))))
4620 ;; It's an ordinary thread, so we check it.
4621 (when (eq (car sub) (car headers))
4624 (setq threads (cdr threads)))
4625 ;; If this article is in no thread, then it's a root.
4628 (setq gnus-newsgroup-threads (delq thread gnus-newsgroup-threads)))
4629 (setq thread (gnus-id-to-thread last-id)))
4632 thread ; We return this thread.
4634 (if (stringp (car thread))
4636 ;; If we use dummy roots, then we have to remove the
4637 ;; dummy root as well.
4638 (when (eq gnus-summary-make-false-root 'dummy)
4639 ;; We go to the dummy root by going to
4640 ;; the first sub-"thread", and then one line up.
4641 (gnus-summary-goto-article
4642 (mail-header-number (caadr thread)))
4645 (gnus-data-compute-positions))
4646 (setq thread (cdr thread))
4648 (gnus-remove-thread-1 (car thread))
4649 (setq thread (cdr thread))))
4650 (gnus-remove-thread-1 thread))))))))
4652 (defun gnus-remove-thread-1 (thread)
4653 "Remove the thread THREAD recursively."
4654 (let ((number (mail-header-number (pop thread)))
4656 (setq thread (reverse thread))
4658 (gnus-remove-thread-1 (pop thread)))
4659 (when (setq d (gnus-data-find number))
4660 (goto-char (gnus-data-pos d))
4661 (gnus-summary-show-thread)
4667 (gnus-delete-line)))))))
4669 (defun gnus-sort-threads-recursive (threads func)
4670 (sort (mapcar (lambda (thread)
4673 (gnus-sort-threads-recursive (cdr thread) func))))
4676 (defun gnus-sort-threads-loop (threads func)
4677 (let* ((superthread (cons nil threads))
4678 (stack (list (cons superthread threads)))
4679 remaining-threads thread)
4681 (setq remaining-threads (cdr (car stack)))
4682 (if remaining-threads
4683 (progn (setq thread (car remaining-threads))
4684 (setcdr (car stack) (cdr remaining-threads))
4686 (push (cons thread (cdr thread)) stack)))
4687 (setq thread (caar stack))
4688 (setcdr thread (sort (cdr thread) func))
4692 (defun gnus-sort-threads (threads)
4694 (if (not gnus-thread-sort-functions)
4696 (gnus-message 8 "Sorting threads...")
4699 (let ((max-lisp-eval-depth (max max-lisp-eval-depth 5000)))
4700 (gnus-sort-threads-recursive
4701 threads (gnus-make-sort-function gnus-thread-sort-functions)))
4702 ;; Even after binding max-lisp-eval-depth, the recursive
4703 ;; sorter might fail for very long threads. In that case,
4704 ;; try using a (less well-tested) non-recursive sorter.
4705 (error (gnus-sort-threads-loop
4706 threads (gnus-make-sort-function
4707 gnus-thread-sort-functions))))
4708 (gnus-message 8 "Sorting threads...done"))))
4710 (defun gnus-sort-articles (articles)
4712 (when gnus-article-sort-functions
4713 (gnus-message 7 "Sorting articles...")
4715 (setq gnus-newsgroup-headers
4716 (sort articles (gnus-make-sort-function
4717 gnus-article-sort-functions)))
4718 (gnus-message 7 "Sorting articles...done"))))
4720 ;; Written by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
4721 (defmacro gnus-thread-header (thread)
4722 "Return header of first article in THREAD.
4723 Note that THREAD must never, ever be anything else than a variable -
4724 using some other form will lead to serious barfage."
4725 (or (symbolp thread) (signal 'wrong-type-argument '(symbolp thread)))
4726 ;; (8% speedup to gnus-summary-prepare, just for fun :-)
4727 (list 'byte-code "\10\211:\203\17\0\211@;\203\16\0A@@\207"
4730 (defsubst gnus-article-sort-by-number (h1 h2)
4731 "Sort articles by article number."
4732 (< (mail-header-number h1)
4733 (mail-header-number h2)))
4735 (defun gnus-thread-sort-by-number (h1 h2)
4736 "Sort threads by root article number."
4737 (gnus-article-sort-by-number
4738 (gnus-thread-header h1) (gnus-thread-header h2)))
4740 (defsubst gnus-article-sort-by-random (h1 h2)
4741 "Sort articles by article number."
4744 (defun gnus-thread-sort-by-random (h1 h2)
4745 "Sort threads by root article number."
4746 (gnus-article-sort-by-random
4747 (gnus-thread-header h1) (gnus-thread-header h2)))
4749 (defsubst gnus-article-sort-by-lines (h1 h2)
4750 "Sort articles by article Lines header."
4751 (< (mail-header-lines h1)
4752 (mail-header-lines h2)))
4754 (defun gnus-thread-sort-by-lines (h1 h2)
4755 "Sort threads by root article Lines header."
4756 (gnus-article-sort-by-lines
4757 (gnus-thread-header h1) (gnus-thread-header h2)))
4759 (defsubst gnus-article-sort-by-chars (h1 h2)
4760 "Sort articles by octet length."
4761 (< (mail-header-chars h1)
4762 (mail-header-chars h2)))
4764 (defun gnus-thread-sort-by-chars (h1 h2)
4765 "Sort threads by root article octet length."
4766 (gnus-article-sort-by-chars
4767 (gnus-thread-header h1) (gnus-thread-header h2)))
4769 (defsubst gnus-article-sort-by-author (h1 h2)
4770 "Sort articles by root author."
4772 (let ((extract (funcall
4773 gnus-extract-address-components
4774 (mail-header-from h1))))
4775 (or (car extract) (cadr extract) ""))
4776 (let ((extract (funcall
4777 gnus-extract-address-components
4778 (mail-header-from h2))))
4779 (or (car extract) (cadr extract) ""))))
4781 (defun gnus-thread-sort-by-author (h1 h2)
4782 "Sort threads by root author."
4783 (gnus-article-sort-by-author
4784 (gnus-thread-header h1) (gnus-thread-header h2)))
4786 (defsubst gnus-article-sort-by-recipient (h1 h2)
4787 "Sort articles by recipient."
4789 (let ((extract (funcall
4790 gnus-extract-address-components
4791 (or (cdr (assq 'To (mail-header-extra h1))) ""))))
4792 (or (car extract) (cadr extract)))
4793 (let ((extract (funcall
4794 gnus-extract-address-components
4795 (or (cdr (assq 'To (mail-header-extra h2))) ""))))
4796 (or (car extract) (cadr extract)))))
4798 (defun gnus-thread-sort-by-recipient (h1 h2)
4799 "Sort threads by root recipient."
4800 (gnus-article-sort-by-recipient
4801 (gnus-thread-header h1) (gnus-thread-header h2)))
4803 (defsubst gnus-article-sort-by-subject (h1 h2)
4804 "Sort articles by root subject."
4806 (downcase (gnus-simplify-subject-re (mail-header-subject h1)))
4807 (downcase (gnus-simplify-subject-re (mail-header-subject h2)))))
4809 (defun gnus-thread-sort-by-subject (h1 h2)
4810 "Sort threads by root subject."
4811 (gnus-article-sort-by-subject
4812 (gnus-thread-header h1) (gnus-thread-header h2)))
4814 (defsubst gnus-article-sort-by-date (h1 h2)
4815 "Sort articles by root article date."
4817 (gnus-date-get-time (mail-header-date h1))
4818 (gnus-date-get-time (mail-header-date h2))))
4820 (defun gnus-thread-sort-by-date (h1 h2)
4821 "Sort threads by root article date."
4822 (gnus-article-sort-by-date
4823 (gnus-thread-header h1) (gnus-thread-header h2)))
4825 (defsubst gnus-article-sort-by-score (h1 h2)
4826 "Sort articles by root article score.
4827 Unscored articles will be counted as having a score of zero."
4828 (> (or (cdr (assq (mail-header-number h1)
4829 gnus-newsgroup-scored))
4830 gnus-summary-default-score 0)
4831 (or (cdr (assq (mail-header-number h2)
4832 gnus-newsgroup-scored))
4833 gnus-summary-default-score 0)))
4835 (defun gnus-thread-sort-by-score (h1 h2)
4836 "Sort threads by root article score."
4837 (gnus-article-sort-by-score
4838 (gnus-thread-header h1) (gnus-thread-header h2)))
4840 (defun gnus-thread-sort-by-total-score (h1 h2)
4841 "Sort threads by the sum of all scores in the thread.
4842 Unscored articles will be counted as having a score of zero."
4843 (> (gnus-thread-total-score h1) (gnus-thread-total-score h2)))
4845 (defun gnus-thread-total-score (thread)
4846 ;; This function find the total score of THREAD.
4851 (if (stringp (car thread))
4852 (apply gnus-thread-score-function 0
4853 (mapcar 'gnus-thread-total-score-1 (cdr thread)))
4854 (gnus-thread-total-score-1 thread)))
4856 (gnus-thread-total-score-1 (list thread)))))
4858 (defun gnus-thread-sort-by-most-recent-number (h1 h2)
4859 "Sort threads such that the thread with the most recently arrived article comes first."
4860 (> (gnus-thread-highest-number h1) (gnus-thread-highest-number h2)))
4862 (defun gnus-thread-highest-number (thread)
4863 "Return the highest article number in THREAD."
4864 (apply 'max (mapcar (lambda (header)
4865 (mail-header-number header))
4866 (message-flatten-list thread))))
4868 (defun gnus-thread-sort-by-most-recent-date (h1 h2)
4869 "Sort threads such that the thread with the most recently dated article comes first."
4870 (> (gnus-thread-latest-date h1) (gnus-thread-latest-date h2)))
4872 (defun gnus-thread-latest-date (thread)
4873 "Return the highest article date in THREAD."
4874 (let ((previous-time 0))
4880 (time-to-seconds (mail-header-parse-date
4881 (mail-header-date header)))
4882 (error previous-time))))
4884 (message-flatten-list thread)
4886 (< (mail-header-number h1)
4887 (mail-header-number h2))))))))
4889 (defun gnus-thread-total-score-1 (root)
4890 ;; This function find the total score of the thread below ROOT.
4891 (setq root (car root))
4892 (apply gnus-thread-score-function
4894 (mapcar 'gnus-thread-total-score
4895 (cdr (gnus-id-to-thread (mail-header-id root))))
4896 (when (> (mail-header-number root) 0)
4897 (list (or (cdr (assq (mail-header-number root)
4898 gnus-newsgroup-scored))
4899 gnus-summary-default-score 0))))
4900 (list gnus-summary-default-score)
4903 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
4904 (defvar gnus-tmp-prev-subject nil)
4905 (defvar gnus-tmp-false-parent nil)
4906 (defvar gnus-tmp-root-expunged nil)
4907 (defvar gnus-tmp-dummy-line nil)
4909 (eval-when-compile (defvar gnus-tmp-header))
4910 (defun gnus-extra-header (type &optional header)
4911 "Return the extra header of TYPE."
4912 (or (cdr (assq type (mail-header-extra (or header gnus-tmp-header))))
4915 (defvar gnus-tmp-thread-tree-header-string "")
4917 (defcustom gnus-sum-thread-tree-root "> "
4918 "With %B spec, used for the root of a thread.
4919 If nil, use subject instead."
4921 :type '(radio (const :format "%v " nil) string)
4922 :group 'gnus-thread)
4924 (defcustom gnus-sum-thread-tree-false-root "> "
4925 "With %B spec, used for a false root of a thread.
4926 If nil, use subject instead."
4928 :type '(radio (const :format "%v " nil) string)
4929 :group 'gnus-thread)
4931 (defcustom gnus-sum-thread-tree-single-indent ""
4932 "With %B spec, used for a thread with just one message.
4933 If nil, use subject instead."
4935 :type '(radio (const :format "%v " nil) string)
4936 :group 'gnus-thread)
4938 (defcustom gnus-sum-thread-tree-vertical "| "
4939 "With %B spec, used for drawing a vertical line."
4942 :group 'gnus-thread)
4944 (defcustom gnus-sum-thread-tree-indent " "
4945 "With %B spec, used for indenting."
4948 :group 'gnus-thread)
4950 (defcustom gnus-sum-thread-tree-leaf-with-other "+-> "
4951 "With %B spec, used for a leaf with brothers."
4954 :group 'gnus-thread)
4956 (defcustom gnus-sum-thread-tree-single-leaf "\\-> "
4957 "With %B spec, used for a leaf without brothers."
4960 :group 'gnus-thread)
4962 (defun gnus-summary-prepare-threads (threads)
4963 "Prepare summary buffer from THREADS and indentation LEVEL.
4964 THREADS is either a list of `(PARENT [(CHILD1 [(GRANDCHILD ...]...) ...])'
4965 or a straight list of headers."
4966 (gnus-message 7 "Generating summary...")
4968 (setq gnus-newsgroup-threads threads)
4971 (let ((gnus-tmp-level 0)
4972 (default-score (or gnus-summary-default-score 0))
4973 (gnus-visual-p (gnus-visual-p 'summary-highlight 'highlight))
4974 (building-line-count gnus-summary-display-while-building)
4975 (building-count (integerp gnus-summary-display-while-building))
4976 thread number subject stack state gnus-tmp-gathered beg-match
4977 new-roots gnus-tmp-new-adopts thread-end simp-subject
4978 gnus-tmp-header gnus-tmp-unread gnus-tmp-downloaded
4979 gnus-tmp-replied gnus-tmp-subject-or-nil
4980 gnus-tmp-dummy gnus-tmp-indentation gnus-tmp-lines gnus-tmp-score
4981 gnus-tmp-score-char gnus-tmp-from gnus-tmp-name
4982 gnus-tmp-number gnus-tmp-opening-bracket gnus-tmp-closing-bracket
4985 (setq gnus-tmp-prev-subject nil
4986 gnus-tmp-thread-tree-header-string "")
4988 (if (vectorp (car threads))
4989 ;; If this is a straight (sic) list of headers, then a
4990 ;; threaded summary display isn't required, so we just create
4991 ;; an unthreaded one.
4992 (gnus-summary-prepare-unthreaded threads)
4994 ;; Do the threaded display.
4996 (if gnus-summary-display-while-building
4997 (switch-to-buffer (buffer-name)))
4998 (while (or threads stack gnus-tmp-new-adopts new-roots)
5000 (if (and (= gnus-tmp-level 0)
5003 (not gnus-tmp-false-parent)
5004 (or gnus-tmp-new-adopts new-roots))
5005 (if gnus-tmp-new-adopts
5006 (setq gnus-tmp-level (if gnus-tmp-root-expunged 0 1)
5007 thread (list (car gnus-tmp-new-adopts))
5008 gnus-tmp-header (caar thread)
5009 gnus-tmp-new-adopts (cdr gnus-tmp-new-adopts))
5011 (setq thread (list (car new-roots))
5012 gnus-tmp-header (caar thread)
5013 new-roots (cdr new-roots))))
5016 ;; If there are some threads, we do them before the
5017 ;; threads on the stack.
5018 (setq thread threads
5019 gnus-tmp-header (caar thread))
5020 ;; There were no current threads, so we pop something off
5022 (setq state (car stack)
5023 gnus-tmp-level (car state)
5024 tree-stack (cadr state)
5025 thread (caddr state)
5027 gnus-tmp-header (caar thread))))
5029 (setq gnus-tmp-false-parent nil)
5030 (setq gnus-tmp-root-expunged nil)
5031 (setq thread-end nil)
5033 (if (stringp gnus-tmp-header)
5034 ;; The header is a dummy root.
5036 ((eq gnus-summary-make-false-root 'adopt)
5037 ;; We let the first article adopt the rest.
5038 (setq gnus-tmp-new-adopts (nconc gnus-tmp-new-adopts
5040 (setq gnus-tmp-gathered
5042 (lambda (h) (mail-header-number (car h)))
5045 (setq thread (cons (list (caar thread)
5048 (setq gnus-tmp-level -1
5049 gnus-tmp-false-parent t))
5050 ((eq gnus-summary-make-false-root 'empty)
5051 ;; We print adopted articles with empty subject fields.
5052 (setq gnus-tmp-gathered
5054 (lambda (h) (mail-header-number (car h)))
5057 (setq gnus-tmp-level -1))
5058 ((eq gnus-summary-make-false-root 'dummy)
5059 ;; We remember that we probably want to output a dummy
5061 (setq gnus-tmp-dummy-line gnus-tmp-header)
5062 (setq gnus-tmp-prev-subject gnus-tmp-header))
5064 ;; We do not make a root for the gathered
5065 ;; sub-threads at all.
5066 (setq gnus-tmp-level -1)))
5068 (setq number (mail-header-number gnus-tmp-header)
5069 subject (mail-header-subject gnus-tmp-header)
5070 simp-subject (gnus-simplify-subject-fully subject))
5073 ;; If the thread has changed subject, we might want to make
5074 ;; this subthread into a root.
5075 ((and (null gnus-thread-ignore-subject)
5076 (not (zerop gnus-tmp-level))
5077 gnus-tmp-prev-subject
5078 (not (string= gnus-tmp-prev-subject simp-subject)))
5079 (setq new-roots (nconc new-roots (list (car thread)))
5081 gnus-tmp-header nil))
5082 ;; If the article lies outside the current limit,
5083 ;; then we do not display it.
5084 ((not (memq number gnus-newsgroup-limit))
5085 (setq gnus-tmp-gathered
5087 (lambda (h) (mail-header-number (car h)))
5090 (setq gnus-tmp-new-adopts (if (cdar thread)
5091 (append gnus-tmp-new-adopts
5093 gnus-tmp-new-adopts)
5095 gnus-tmp-header nil)
5096 (when (zerop gnus-tmp-level)
5097 (setq gnus-tmp-root-expunged t)))
5098 ;; Perhaps this article is to be marked as read?
5099 ((and gnus-summary-mark-below
5100 (< (or (cdr (assq number gnus-newsgroup-scored))
5102 gnus-summary-mark-below)
5103 ;; Don't touch sparse articles.
5104 (not (gnus-summary-article-sparse-p number))
5105 (not (gnus-summary-article-ancient-p number)))
5106 (setq gnus-newsgroup-unreads
5107 (delq number gnus-newsgroup-unreads))
5108 (if gnus-newsgroup-auto-expire
5109 (setq gnus-newsgroup-expirable
5110 (gnus-add-to-sorted-list
5111 gnus-newsgroup-expirable number))
5112 (push (cons number gnus-low-score-mark)
5113 gnus-newsgroup-reads))))
5115 (when gnus-tmp-header
5116 ;; We may have an old dummy line to output before this
5118 (when (and gnus-tmp-dummy-line
5121 (mail-header-subject gnus-tmp-header)))
5122 (gnus-summary-insert-dummy-line
5123 gnus-tmp-dummy-line (mail-header-number gnus-tmp-header))
5124 (setq gnus-tmp-dummy-line nil))
5126 ;; Compute the mark.
5127 (setq gnus-tmp-unread (gnus-article-mark number))
5129 (push (gnus-data-make number gnus-tmp-unread (1+ (point))
5130 gnus-tmp-header gnus-tmp-level)
5131 gnus-newsgroup-data)
5133 ;; Actually insert the line.
5135 gnus-tmp-subject-or-nil
5137 ((and gnus-thread-ignore-subject
5138 gnus-tmp-prev-subject
5139 (not (string= gnus-tmp-prev-subject simp-subject)))
5141 ((zerop gnus-tmp-level)
5142 (if (and (eq gnus-summary-make-false-root 'empty)
5143 (memq number gnus-tmp-gathered)
5144 gnus-tmp-prev-subject
5145 (string= gnus-tmp-prev-subject simp-subject))
5146 gnus-summary-same-subject
5148 (t gnus-summary-same-subject)))
5149 (if (and (eq gnus-summary-make-false-root 'adopt)
5150 (= gnus-tmp-level 1)
5151 (memq number gnus-tmp-gathered))
5152 (setq gnus-tmp-opening-bracket ?\<
5153 gnus-tmp-closing-bracket ?\>)
5154 (setq gnus-tmp-opening-bracket ?\[
5155 gnus-tmp-closing-bracket ?\]))
5156 (if (>= gnus-tmp-level (length gnus-thread-indent-array))
5157 (gnus-make-thread-indent-array
5158 (max (* 2 (length gnus-thread-indent-array))
5161 gnus-tmp-indentation
5162 (aref gnus-thread-indent-array gnus-tmp-level)
5163 gnus-tmp-lines (mail-header-lines gnus-tmp-header)
5164 gnus-tmp-score (or (cdr (assq number gnus-newsgroup-scored))
5165 gnus-summary-default-score 0)
5167 (if (or (null gnus-summary-default-score)
5168 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
5169 gnus-summary-zcore-fuzz))
5171 (if (< gnus-tmp-score gnus-summary-default-score)
5172 gnus-score-below-mark gnus-score-over-mark))
5174 (cond ((memq number gnus-newsgroup-processable)
5176 ((memq number gnus-newsgroup-cached)
5178 ((memq number gnus-newsgroup-replied)
5180 ((memq number gnus-newsgroup-forwarded)
5181 gnus-forwarded-mark)
5182 ((memq number gnus-newsgroup-saved)
5184 ((memq number gnus-newsgroup-recent)
5186 ((memq number gnus-newsgroup-unseen)
5190 (cond ((memq number gnus-newsgroup-undownloaded)
5191 gnus-undownloaded-mark)
5192 (gnus-newsgroup-agentized
5193 gnus-downloaded-mark)
5196 gnus-tmp-from (mail-header-from gnus-tmp-header)
5199 ((string-match "<[^>]+> *$" gnus-tmp-from)
5200 (setq beg-match (match-beginning 0))
5201 (or (and (string-match "^\".+\"" gnus-tmp-from)
5202 (substring gnus-tmp-from 1 (1- (match-end 0))))
5203 (substring gnus-tmp-from 0 beg-match)))
5204 ((string-match "(.+)" gnus-tmp-from)
5205 (substring gnus-tmp-from
5206 (1+ (match-beginning 0)) (1- (match-end 0))))
5210 gnus-tmp-thread-tree-header-string
5212 ((not gnus-show-threads) "")
5213 ((zerop gnus-tmp-level)
5214 (cond ((cdar thread)
5215 (or gnus-sum-thread-tree-root subject))
5216 (gnus-tmp-new-adopts
5217 (or gnus-sum-thread-tree-false-root subject))
5219 (or gnus-sum-thread-tree-single-indent subject))))
5221 (concat (apply 'concat
5222 (mapcar (lambda (item)
5224 gnus-sum-thread-tree-vertical
5225 gnus-sum-thread-tree-indent))
5226 (cdr (reverse tree-stack))))
5228 gnus-sum-thread-tree-leaf-with-other
5229 gnus-sum-thread-tree-single-leaf)))))
5230 (when (string= gnus-tmp-name "")
5231 (setq gnus-tmp-name gnus-tmp-from))
5232 (unless (numberp gnus-tmp-lines)
5233 (setq gnus-tmp-lines -1))
5234 (if (= gnus-tmp-lines -1)
5235 (setq gnus-tmp-lines "?")
5236 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
5237 (gnus-put-text-property
5239 (progn (eval gnus-summary-line-format-spec) (point))
5240 'gnus-number number)
5243 (gnus-run-hooks 'gnus-summary-update-hook)
5246 (setq gnus-tmp-prev-subject simp-subject)))
5248 (when (nth 1 thread)
5249 (push (list (max 0 gnus-tmp-level)
5250 (copy-sequence tree-stack)
5253 (push (if (nth 1 thread) 1 0) tree-stack)
5254 (incf gnus-tmp-level)
5255 (setq threads (if thread-end nil (cdar thread)))
5256 (if gnus-summary-display-while-building
5259 ;; use a set frequency
5260 (setq building-line-count (1- building-line-count))
5261 (when (= building-line-count 0)
5263 (setq building-line-count
5264 gnus-summary-display-while-building)))
5268 (setq gnus-tmp-level 0)))))
5269 (gnus-message 7 "Generating summary...done"))
5271 (defun gnus-summary-prepare-unthreaded (headers)
5272 "Generate an unthreaded summary buffer based on HEADERS."
5273 (let (header number mark)
5278 ;; We may have to root out some bad articles...
5279 (when (memq (setq number (mail-header-number
5280 (setq header (pop headers))))
5281 gnus-newsgroup-limit)
5282 ;; Mark article as read when it has a low score.
5283 (when (and gnus-summary-mark-below
5284 (< (or (cdr (assq number gnus-newsgroup-scored))
5285 gnus-summary-default-score 0)
5286 gnus-summary-mark-below)
5287 (not (gnus-summary-article-ancient-p number)))
5288 (setq gnus-newsgroup-unreads
5289 (delq number gnus-newsgroup-unreads))
5290 (if gnus-newsgroup-auto-expire
5291 (push number gnus-newsgroup-expirable)
5292 (push (cons number gnus-low-score-mark)
5293 gnus-newsgroup-reads)))
5295 (setq mark (gnus-article-mark number))
5296 (push (gnus-data-make number mark (1+ (point)) header 0)
5297 gnus-newsgroup-data)
5298 (gnus-summary-insert-line
5300 (memq number gnus-newsgroup-undownloaded)
5301 mark (memq number gnus-newsgroup-replied)
5302 (memq number gnus-newsgroup-expirable)
5303 (mail-header-subject header) nil
5304 (cdr (assq number gnus-newsgroup-scored))
5305 (memq number gnus-newsgroup-processable))))))
5307 (defun gnus-summary-remove-list-identifiers ()
5308 "Remove list identifiers in `gnus-list-identifiers' from articles in the current group."
5309 (let ((regexp (if (consp gnus-list-identifiers)
5310 (mapconcat 'identity gnus-list-identifiers " *\\|")
5311 gnus-list-identifiers))
5314 (setq regexp (concat "^\\(?:R[Ee]: +\\)*\\(" regexp " *\\)"))
5315 (dolist (header gnus-newsgroup-headers)
5316 (setq subject (mail-header-subject header)
5318 (while (string-match regexp subject)
5320 (concat (substring subject 0 (match-beginning 1))
5321 (substring subject (match-end 0)))
5324 (when (string-match "^\\(\\(?:R[Ee]: +\\)+\\)R[Ee]: +" subject)
5326 (concat (substring subject 0 (match-beginning 1))
5327 (substring subject (match-end 1)))))
5328 (mail-header-set-subject header subject))))))
5330 (defun gnus-fetch-headers (articles)
5331 "Fetch headers of ARTICLES."
5332 (let ((name (gnus-group-decoded-name gnus-newsgroup-name)))
5333 (gnus-message 5 "Fetching headers for %s..." name)
5336 (setq gnus-headers-retrieved-by
5337 (gnus-retrieve-headers
5338 articles gnus-newsgroup-name
5339 ;; We might want to fetch old headers, but
5340 ;; not if there is only 1 article.
5342 (not (eq gnus-fetch-old-headers 'some))
5343 (not (numberp gnus-fetch-old-headers)))
5344 (> (length articles) 1))
5345 gnus-fetch-old-headers))))
5346 (gnus-get-newsgroup-headers-xover
5347 articles nil nil gnus-newsgroup-name t)
5348 (gnus-get-newsgroup-headers))
5349 (gnus-message 5 "Fetching headers for %s...done" name))))
5351 (defun gnus-select-newsgroup (group &optional read-all select-articles)
5352 "Select newsgroup GROUP.
5353 If READ-ALL is non-nil, all articles in the group are selected.
5354 If SELECT-ARTICLES, only select those articles from GROUP."
5355 (let* ((entry (gnus-group-entry group))
5356 ;;!!! Dirty hack; should be removed.
5357 (gnus-summary-ignore-duplicates
5358 (if (eq (car (gnus-find-method-for-group group)) 'nnvirtual)
5360 gnus-summary-ignore-duplicates))
5361 (info (nth 2 entry))
5362 articles fetched-articles cached)
5364 (unless (gnus-check-server
5365 (set (make-local-variable 'gnus-current-select-method)
5366 (gnus-find-method-for-group group)))
5367 (error "Couldn't open server"))
5369 (or (and entry (not (eq (car entry) t))) ; Either it's active...
5370 (gnus-activate-group group) ; Or we can activate it...
5371 (progn ; Or we bug out.
5372 (when (equal major-mode 'gnus-summary-mode)
5373 (gnus-kill-buffer (current-buffer)))
5374 (error "Couldn't activate group %s: %s"
5375 (gnus-group-decoded-name group) (gnus-status-message group))))
5377 (unless (gnus-request-group group t)
5378 (when (equal major-mode 'gnus-summary-mode)
5379 (gnus-kill-buffer (current-buffer)))
5380 (error "Couldn't request group %s: %s"
5381 (gnus-group-decoded-name group) (gnus-status-message group)))
5384 (gnus-agent-possibly-alter-active group (gnus-active group) info)
5386 (setq gnus-summary-use-undownloaded-faces
5387 (gnus-agent-find-parameter
5389 'agent-enable-undownloaded-faces)))
5391 (setq gnus-newsgroup-name group
5392 gnus-newsgroup-unselected nil
5393 gnus-newsgroup-unreads (gnus-list-of-unread-articles group))
5395 (let ((display (gnus-group-find-parameter group 'display)))
5396 (setq gnus-newsgroup-display
5398 ((not (zerop (or (car-safe read-all) 0)))
5399 ;; The user entered the group with C-u SPC/RET, let's show
5405 (gnus-summary-display-make-predicate (mapcar 'identity display)))
5407 ;; The following is probably the "correct" solution, but
5408 ;; it makes Gnus fetch all headers and then limit the
5409 ;; articles (which is slow), so instead we hack the
5410 ;; select-articles parameter instead. -- Simon Josefsson
5413 ;; (gnus-byte-compile
5414 ;; `(lambda () (> number ,(- (cdr (gnus-active group))
5416 (setq select-articles
5417 (gnus-uncompress-range
5418 (cons (let ((tmp (- (cdr (gnus-active group)) display)))
5422 (cdr (gnus-active group)))))
5427 (gnus-summary-setup-default-charset)
5429 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5430 (when (gnus-virtual-group-p group)
5431 (setq cached gnus-newsgroup-cached))
5433 (setq gnus-newsgroup-unreads
5434 (gnus-sorted-ndifference
5435 (gnus-sorted-ndifference gnus-newsgroup-unreads
5436 gnus-newsgroup-marked)
5437 gnus-newsgroup-dormant))
5439 (setq gnus-newsgroup-processable nil)
5441 (gnus-update-read-articles group gnus-newsgroup-unreads)
5443 ;; Adjust and set lists of article marks.
5445 (gnus-adjust-marked-articles info))
5446 (if (setq articles select-articles)
5447 (setq gnus-newsgroup-unselected
5448 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5449 (setq articles (gnus-articles-to-read group read-all)))
5453 ;;(gnus-message 3 "Couldn't select newsgroup -- no articles to display")
5455 ((eq articles 0) nil)
5457 ;; Init the dependencies hash table.
5458 (setq gnus-newsgroup-dependencies
5459 (gnus-make-hashtable (length articles)))
5460 (gnus-set-global-variables)
5461 ;; Retrieve the headers and read them in.
5463 (setq gnus-newsgroup-headers (gnus-fetch-headers articles))
5465 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5467 (setq gnus-newsgroup-cached cached))
5469 ;; Suppress duplicates?
5470 (when gnus-suppress-duplicates
5471 (gnus-dup-suppress-articles))
5473 ;; Set the initial limit.
5474 (setq gnus-newsgroup-limit (copy-sequence articles))
5475 ;; Remove canceled articles from the list of unread articles.
5476 (setq fetched-articles
5477 (mapcar (lambda (headers) (mail-header-number headers))
5478 gnus-newsgroup-headers))
5479 (setq gnus-newsgroup-articles fetched-articles)
5480 (setq gnus-newsgroup-unreads
5481 (gnus-sorted-nintersection
5482 gnus-newsgroup-unreads fetched-articles))
5483 (gnus-compute-unseen-list)
5485 ;; Removed marked articles that do not exist.
5486 (gnus-update-missing-marks
5487 (gnus-sorted-difference articles fetched-articles))
5488 ;; We might want to build some more threads first.
5489 (when (and gnus-fetch-old-headers
5490 (eq gnus-headers-retrieved-by 'nov))
5491 (if (eq gnus-fetch-old-headers 'invisible)
5492 (gnus-build-all-threads)
5493 (gnus-build-old-threads)))
5494 ;; Let the Gnus agent mark articles as read.
5496 (gnus-agent-get-undownloaded-list))
5497 ;; Remove list identifiers from subject
5498 (when gnus-list-identifiers
5499 (gnus-summary-remove-list-identifiers))
5500 ;; Check whether auto-expire is to be done in this group.
5501 (setq gnus-newsgroup-auto-expire
5502 (gnus-group-auto-expirable-p group))
5503 ;; Set up the article buffer now, if necessary.
5504 (unless (and gnus-single-article-buffer
5505 (equal gnus-article-buffer "*Article*"))
5506 (gnus-article-setup-buffer))
5507 ;; First and last article in this newsgroup.
5508 (when gnus-newsgroup-headers
5509 (setq gnus-newsgroup-begin
5510 (mail-header-number (car gnus-newsgroup-headers))
5513 (gnus-last-element gnus-newsgroup-headers))))
5514 ;; GROUP is successfully selected.
5515 (or gnus-newsgroup-headers t)))))
5517 (defun gnus-compute-unseen-list ()
5518 ;; The `seen' marks are treated specially.
5519 (if (not gnus-newsgroup-seen)
5520 (setq gnus-newsgroup-unseen gnus-newsgroup-articles)
5521 (setq gnus-newsgroup-unseen
5522 (gnus-inverse-list-range-intersection
5523 gnus-newsgroup-articles gnus-newsgroup-seen))))
5525 (defun gnus-summary-display-make-predicate (display)
5526 (require 'gnus-agent)
5527 (when (= (length display) 1)
5528 (setq display (car display)))
5529 (unless gnus-summary-display-cache
5530 (dolist (elem (append '((unread . unread)
5533 gnus-article-mark-lists))
5534 (push (cons (cdr elem)
5536 `(lambda () (gnus-article-marked-p ',(cdr elem)))))
5537 gnus-summary-display-cache)))
5538 (let ((gnus-category-predicate-alist gnus-summary-display-cache)
5539 (gnus-category-predicate-cache gnus-summary-display-cache))
5540 (gnus-get-predicate display)))
5542 ;; Uses the dynamically bound `number' variable.
5545 (defun gnus-article-marked-p (type &optional article)
5546 (let ((article (or article number)))
5549 (memq article gnus-newsgroup-marked))
5551 (memq article gnus-newsgroup-spam-marked))
5553 (memq article gnus-newsgroup-unsendable))
5554 ((eq type 'undownload)
5555 (memq article gnus-newsgroup-undownloaded))
5556 ((eq type 'download)
5557 (memq article gnus-newsgroup-downloadable))
5559 (memq article gnus-newsgroup-unreads))
5561 (memq article gnus-newsgroup-reads))
5563 (memq article gnus-newsgroup-dormant) )
5565 (memq article gnus-newsgroup-expirable))
5567 (memq article gnus-newsgroup-replied))
5569 (memq article gnus-newsgroup-killed))
5570 ((eq type 'bookmark)
5571 (assq article gnus-newsgroup-bookmarks))
5573 (assq article gnus-newsgroup-scored))
5575 (memq article gnus-newsgroup-saved))
5577 (memq article gnus-newsgroup-cached))
5579 (memq article gnus-newsgroup-forwarded))
5581 (not (memq article gnus-newsgroup-unseen)))
5583 (memq article gnus-newsgroup-recent))
5586 (defun gnus-articles-to-read (group &optional read-all)
5587 "Find out what articles the user wants to read."
5589 ;; Select all articles if `read-all' is non-nil, or if there
5590 ;; are no unread articles.
5592 (and (zerop (length gnus-newsgroup-marked))
5593 (zerop (length gnus-newsgroup-unreads)))
5594 ;; Fetch all if the predicate is non-nil.
5595 gnus-newsgroup-display)
5596 ;; We want to select the headers for all the articles in
5597 ;; the group, so we select either all the active
5598 ;; articles in the group, or (if that's nil), the
5599 ;; articles in the cache.
5601 (gnus-uncompress-range (gnus-active group))
5602 (gnus-cache-articles-in-group group))
5603 ;; Select only the "normal" subset of articles.
5605 (gnus-sorted-union gnus-newsgroup-dormant gnus-newsgroup-marked)
5606 gnus-newsgroup-unreads)))
5607 (scored-list (gnus-killed-articles gnus-newsgroup-killed articles))
5608 (scored (length scored-list))
5609 (number (length articles))
5610 (marked (+ (length gnus-newsgroup-marked)
5611 (length gnus-newsgroup-dormant)))
5616 ((numberp gnus-newsgroup-display)
5617 gnus-newsgroup-display)
5621 ((and (or (<= scored marked) (= scored number))
5622 (numberp gnus-large-newsgroup)
5623 (> number gnus-large-newsgroup))
5624 (let* ((cursor-in-echo-area nil)
5625 (initial (gnus-parameter-large-newsgroup-initial
5626 gnus-newsgroup-name))
5630 "How many articles from %s (%s %d): "
5632 (gnus-group-decoded-name gnus-newsgroup-name)
5634 (if initial "max" "default")
5637 (cons (number-to-string initial)
5639 (if (string-match "^[ \t]*$" input) number input)))
5640 ((and (> scored marked) (< scored number)
5641 (> (- scored number) 20))
5644 (format "%s %s (%d scored, %d total): "
5645 "How many articles from"
5646 (gnus-group-decoded-name group)
5648 (if (string-match "^[ \t]*$" input)
5652 (message "Quit getting the articles to read")
5654 (setq select (if (stringp select) (string-to-number select) select))
5655 (if (or (null select) (zerop select))
5657 (if (and (not (zerop scored)) (<= (abs select) scored))
5659 (setq articles (sort scored-list '<))
5660 (setq number (length articles)))
5661 (setq articles (copy-sequence articles)))
5663 (when (< (abs select) number)
5665 ;; Select the N oldest articles.
5666 (setcdr (nthcdr (1- (abs select)) articles) nil)
5667 ;; Select the N most recent articles.
5668 (setq articles (nthcdr (- number select) articles))))
5669 (setq gnus-newsgroup-unselected
5670 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5671 (when gnus-alter-articles-to-read-function
5674 (funcall gnus-alter-articles-to-read-function
5675 gnus-newsgroup-name articles)
5679 (defun gnus-killed-articles (killed articles)
5682 (when (inline (gnus-member-of-range (car articles) killed))
5683 (push (car articles) out))
5684 (setq articles (cdr articles)))
5687 (defun gnus-uncompress-marks (marks)
5688 "Uncompress the mark ranges in MARKS."
5689 (let ((uncompressed '(score bookmark))
5692 (if (memq (caar marks) uncompressed)
5693 (push (car marks) out)
5694 (push (cons (caar marks) (gnus-uncompress-range (cdar marks))) out))
5695 (setq marks (cdr marks)))
5698 (defun gnus-article-mark-to-type (mark)
5699 "Return the type of MARK."
5700 (or (cadr (assq mark gnus-article-special-mark-lists))
5703 (defun gnus-article-unpropagatable-p (mark)
5704 "Return whether MARK should be propagated to back end."
5705 (memq mark gnus-article-unpropagated-mark-lists))
5707 (defun gnus-adjust-marked-articles (info)
5708 "Set all article lists and remove all marks that are no longer valid."
5709 (let* ((marked-lists (gnus-info-marks info))
5710 (active (gnus-active (gnus-info-group info)))
5713 (types gnus-article-mark-lists)
5714 marks var articles article mark mark-type
5717 (dolist (marks marked-lists)
5718 (setq mark (car marks)
5719 mark-type (gnus-article-mark-to-type mark)
5720 var (intern (format "gnus-newsgroup-%s" (car (rassq mark types)))))
5722 ;; We set the variable according to the type of the marks list,
5723 ;; and then adjust the marks to a subset of the active articles.
5725 ;; Adjust "simple" lists - compressed yet unsorted
5726 ((eq mark-type 'list)
5727 ;; Simultaneously uncompress and clip to active range
5728 ;; See gnus-uncompress-range for a description of possible marks
5730 (if (not (cadr marks))
5732 (setq articles (if (numberp (cddr marks))
5738 (while (setq article (pop articles))
5739 (cond ((consp article)
5740 (setq bgn (max (car article) min)
5741 end (min (cdr article) max))
5743 (setq l (setcdr l (cons bgn nil))
5745 ((and (<= min article)
5747 (setq l (setcdr l (cons article nil))))))
5748 (set var (cdr lh)))))
5750 ((eq mark-type 'tuple)
5751 (set var (setq articles (cdr marks)))
5752 (when (not (listp (cdr (symbol-value var))))
5753 (set var (list (symbol-value var))))
5754 (when (not (listp (cdr articles)))
5755 (setq articles (list articles)))
5757 (when (or (not (consp (setq article (pop articles))))
5758 (< (car article) min)
5759 (> (car article) max))
5760 (set var (delq article (symbol-value var))))))
5761 ;; Adjust ranges (sloppily).
5762 ((eq mark-type 'range)
5765 ;; Fix the record for `seen' if it looks like (seen NUM1 . NUM2).
5766 ;; It should be (seen (NUM1 . NUM2)).
5767 (when (numberp (cddr marks))
5768 (setcdr marks (list (cdr marks))))
5769 (setq articles (cdr marks))
5770 (while (and articles
5771 (or (and (consp (car articles))
5772 (> min (cdar articles)))
5773 (and (numberp (car articles))
5774 (> min (car articles)))))
5776 (set var articles))))))))
5778 (defun gnus-update-missing-marks (missing)
5779 "Go through the list of MISSING articles and remove them from the mark lists."
5782 ;; Go through all types.
5783 (dolist (elem gnus-article-mark-lists)
5784 (when (eq (gnus-article-mark-to-type (cdr elem)) 'list)
5785 (setq var (intern (format "gnus-newsgroup-%s" (car elem))))
5786 (when (symbol-value var)
5787 ;; This list has articles. So we delete all missing
5788 ;; articles from it.
5791 (set var (delq (pop m) (symbol-value var))))))))))
5793 (defun gnus-update-marks ()
5794 "Enter the various lists of marked articles into the newsgroup info list."
5795 (let ((types gnus-article-mark-lists)
5796 (info (gnus-get-info gnus-newsgroup-name))
5797 type list newmarked symbol delta-marks)
5799 ;; Add all marks lists to the list of marks lists.
5800 (while (setq type (pop types))
5801 (setq list (symbol-value
5803 (intern (format "gnus-newsgroup-%s" (car type))))))
5806 ;; Get rid of the entries of the articles that have the
5808 (when (and (eq (cdr type) 'score)
5812 (prev (cons nil list))
5815 (if (or (not (consp (car arts)))
5816 (= (cdar arts) gnus-summary-default-score))
5817 (setcdr prev (cdr arts))
5819 (setq arts (cdr arts)))
5820 (setq list (cdr all)))))
5822 (when (eq (cdr type) 'seen)
5823 (setq list (gnus-range-add list gnus-newsgroup-unseen)))
5825 (when (eq (gnus-article-mark-to-type (cdr type)) 'list)
5826 (setq list (gnus-compress-sequence (set symbol (sort list '<)) t)))
5828 (when (and (gnus-check-backend-function
5829 'request-set-mark gnus-newsgroup-name)
5830 (not (gnus-article-unpropagatable-p (cdr type))))
5831 (let* ((old (cdr (assq (cdr type) (gnus-info-marks info))))
5832 (del (gnus-remove-from-range (gnus-copy-sequence old) list))
5833 (add (gnus-remove-from-range
5834 (gnus-copy-sequence list) old)))
5836 (push (list add 'add (list (cdr type))) delta-marks))
5838 (push (list del 'del (list (cdr type))) delta-marks))))
5841 (push (cons (cdr type) list) newmarked)))
5844 (unless (gnus-check-group gnus-newsgroup-name)
5845 (error "Can't open server for %s" gnus-newsgroup-name))
5846 (gnus-request-set-mark gnus-newsgroup-name delta-marks))
5848 ;; Enter these new marks into the info of the group.
5850 (setcar (nthcdr 3 info) newmarked)
5851 ;; Add the marks lists to the end of the info.
5853 (setcdr (nthcdr 2 info) (list newmarked))))
5855 ;; Cut off the end of the info if there's nothing else there.
5859 (when (nthcdr (decf i) info)
5860 (setcdr (nthcdr i info) nil)))))))
5862 (defun gnus-set-mode-line (where)
5863 "Set the mode line of the article or summary buffers.
5864 If WHERE is `summary', the summary mode line format will be used."
5865 ;; Is this mode line one we keep updated?
5866 (when (and (memq where gnus-updated-mode-lines)
5868 (intern (format "gnus-%s-mode-line-format-spec" where))))
5871 ;; We evaluate this in the summary buffer since these
5872 ;; variables are buffer-local to that buffer.
5873 (set-buffer gnus-summary-buffer)
5874 ;; We bind all these variables that are used in the `eval' form
5876 (let* ((mformat (symbol-value
5878 (format "gnus-%s-mode-line-format-spec" where))))
5879 (gnus-tmp-group-name (gnus-mode-string-quote
5880 (gnus-group-decoded-name
5881 gnus-newsgroup-name)))
5882 (gnus-tmp-article-number (or gnus-current-article 0))
5883 (gnus-tmp-unread gnus-newsgroup-unreads)
5884 (gnus-tmp-unread-and-unticked (length gnus-newsgroup-unreads))
5885 (gnus-tmp-unselected (length gnus-newsgroup-unselected))
5886 (gnus-tmp-unread-and-unselected
5887 (cond ((and (zerop gnus-tmp-unread-and-unticked)
5888 (zerop gnus-tmp-unselected))
5890 ((zerop gnus-tmp-unselected)
5891 (format "{%d more}" gnus-tmp-unread-and-unticked))
5892 (t (format "{%d(+%d) more}"
5893 gnus-tmp-unread-and-unticked
5894 gnus-tmp-unselected))))
5896 (if (and gnus-current-headers
5897 (vectorp gnus-current-headers))
5898 (gnus-mode-string-quote
5899 (mail-header-subject gnus-current-headers))
5901 bufname-length max-len
5902 gnus-tmp-header) ;; passed as argument to any user-format-funcs
5903 (setq mode-string (eval mformat))
5904 (setq bufname-length (if (string-match "%b" mode-string)
5907 (if (eq where 'summary)
5909 (get-buffer gnus-article-buffer))))
5912 (setq max-len (max 4 (if gnus-mode-non-string-length
5914 gnus-mode-non-string-length
5916 (length mode-string))))
5917 ;; We might have to chop a bit of the string off...
5918 (when (> (length mode-string) max-len)
5920 (concat (truncate-string-to-width mode-string (- max-len 3))
5922 ;; Pad the mode string a bit.
5923 (setq mode-string (format (format "%%-%ds" max-len) mode-string))))
5924 ;; Update the mode line.
5925 (setq mode-line-buffer-identification
5926 (gnus-mode-line-buffer-identification (list mode-string)))
5927 (set-buffer-modified-p t))))
5929 (defun gnus-create-xref-hashtb (from-newsgroup headers unreads)
5930 "Go through the HEADERS list and add all Xrefs to a hash table.
5931 The resulting hash table is returned, or nil if no Xrefs were found."
5932 (let* ((virtual (gnus-virtual-group-p from-newsgroup))
5933 (prefix (if virtual "" (gnus-group-real-prefix from-newsgroup)))
5934 (xref-hashtb (gnus-make-hashtable))
5935 start group entry number xrefs header)
5937 (setq header (pop headers))
5938 (when (and (setq xrefs (mail-header-xref header))
5939 (not (memq (setq number (mail-header-number header))
5942 (while (string-match "\\([^ ]+\\)[:/]\\([0-9]+\\)" xrefs start)
5943 (setq start (match-end 0))
5944 (setq group (if prefix
5945 (concat prefix (substring xrefs (match-beginning 1)
5947 (substring xrefs (match-beginning 1) (match-end 1))))
5949 (string-to-number (substring xrefs (match-beginning 2)
5951 (if (setq entry (gnus-gethash group xref-hashtb))
5952 (setcdr entry (cons number (cdr entry)))
5953 (gnus-sethash group (cons number nil) xref-hashtb)))))
5954 (and start xref-hashtb)))
5956 (defun gnus-mark-xrefs-as-read (from-newsgroup headers unreads)
5957 "Look through all the headers and mark the Xrefs as read."
5958 (let ((virtual (gnus-virtual-group-p from-newsgroup))
5959 name info xref-hashtb idlist method nth4)
5961 (set-buffer gnus-group-buffer)
5962 (when (setq xref-hashtb
5963 (gnus-create-xref-hashtb from-newsgroup headers unreads))
5966 (unless (string= from-newsgroup (setq name (symbol-name group)))
5967 (setq idlist (symbol-value group))
5968 ;; Dead groups are not updated.
5970 (setq info (gnus-get-info name))
5971 (when (stringp (setq nth4 (gnus-info-method info)))
5972 (setq nth4 (gnus-server-to-method nth4))))
5973 ;; Only do the xrefs if the group has the same
5974 ;; select method as the group we have just read.
5975 (or (gnus-methods-equal-p
5976 nth4 (gnus-find-method-for-group from-newsgroup))
5978 (equal nth4 (setq method (gnus-find-method-for-group
5980 (and (equal (car nth4) (car method))
5981 (equal (nth 1 nth4) (nth 1 method))))
5982 gnus-use-cross-reference
5983 (or (not (eq gnus-use-cross-reference t))
5985 ;; Only do cross-references on subscribed
5986 ;; groups, if that is what is wanted.
5987 (<= (gnus-info-level info) gnus-level-subscribed))
5988 (gnus-group-make-articles-read name idlist))))
5991 (defun gnus-compute-read-articles (group articles)
5992 (let* ((entry (gnus-group-entry group))
5993 (info (nth 2 entry))
5994 (active (gnus-active group))
5997 ;; First peel off all invalid article numbers.
5999 (let ((ids articles)
6001 (while (setq id (pop ids))
6002 (when (and first (> id (cdr active)))
6003 ;; We'll end up in this situation in one particular
6004 ;; obscure situation. If you re-scan a group and get
6005 ;; a new article that is cross-posted to a different
6006 ;; group that has not been re-scanned, you might get
6007 ;; crossposted article that has a higher number than
6008 ;; Gnus believes possible. So we re-activate this
6009 ;; group as well. This might mean doing the
6010 ;; crossposting thingy will *increase* the number
6011 ;; of articles in some groups. Tsk, tsk.
6012 (setq active (or (gnus-activate-group group) active)))
6013 (when (or (> id (cdr active))
6014 (< id (car active)))
6015 (setq articles (delq id articles))))))
6016 ;; If the read list is nil, we init it.
6018 (null (gnus-info-read info))
6020 (setq ninfo (cons 1 (1- (car active))))
6021 (setq ninfo (gnus-info-read info)))
6022 ;; Then we add the read articles to the range.
6024 ninfo (setq articles (sort articles '<))))))
6026 (defun gnus-group-make-articles-read (group articles)
6027 "Update the info of GROUP to say that ARTICLES are read."
6029 (entry (gnus-group-entry group))
6030 (info (nth 2 entry))
6031 (active (gnus-active group))
6034 (setq range (gnus-compute-read-articles group articles))
6035 (with-current-buffer gnus-group-buffer
6038 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
6039 (gnus-info-set-read ',info ',(gnus-info-read info))
6040 (gnus-get-unread-articles-in-group ',info (gnus-active ,group))
6041 (gnus-request-set-mark ,group (list (list ',range 'del '(read))))
6042 (gnus-group-update-group ,group t))))
6043 ;; Add the read articles to the range.
6044 (gnus-info-set-read info range)
6045 (gnus-request-set-mark group (list (list range 'add '(read))))
6046 ;; Then we have to re-compute how many unread
6047 ;; articles there are in this group.
6051 (setq num (- (1+ (cdr active)) (car active))))
6052 ((not (listp (cdr range)))
6053 (setq num (- (cdr active) (- (1+ (cdr range))
6057 (if (numberp (car range))
6059 (setq num (+ num (- (1+ (cdar range)) (caar range)))))
6060 (setq range (cdr range)))
6061 (setq num (- (cdr active) num))))
6062 ;; Update the number of unread articles.
6064 ;; Update the group buffer.
6065 (unless (gnus-ephemeral-group-p group)
6066 (gnus-group-update-group group t))))))
6068 (defvar gnus-newsgroup-none-id 0)
6070 (defun gnus-get-newsgroup-headers (&optional dependencies force-new)
6071 (let ((cur nntp-server-buffer)
6074 (with-current-buffer gnus-summary-buffer
6075 gnus-newsgroup-dependencies)))
6076 headers id end ref number
6077 (mail-parse-charset gnus-newsgroup-charset)
6078 (mail-parse-ignored-charsets
6079 (save-excursion (condition-case nil
6080 (set-buffer gnus-summary-buffer)
6082 gnus-newsgroup-ignored-charsets)))
6084 (set-buffer nntp-server-buffer)
6085 ;; Translate all TAB characters into SPACE characters.
6086 (subst-char-in-region (point-min) (point-max) ?\t ? t)
6087 (subst-char-in-region (point-min) (point-max) ?\r ? t)
6088 (ietf-drums-unfold-fws)
6089 (gnus-run-hooks 'gnus-parse-headers-hook)
6090 (let ((case-fold-search t)
6091 in-reply-to header p lines chars)
6092 (goto-char (point-min))
6093 ;; Search to the beginning of the next header. Error messages
6094 ;; do not begin with 2 or 3.
6095 (while (re-search-forward "^[23][0-9]+ " nil t)
6098 ;; This implementation of this function, with nine
6099 ;; search-forwards instead of the one re-search-forward and
6100 ;; a case (which basically was the old function) is actually
6101 ;; about twice as fast, even though it looks messier. You
6102 ;; can't have everything, I guess. Speed and elegance
6103 ;; doesn't always go hand in hand.
6109 (setq number (read cur))
6112 (narrow-to-region (point)
6113 (or (and (search-forward "\n.\n" nil t)
6119 (if (search-forward "\nsubject:" nil t)
6120 (funcall gnus-decode-encoded-word-function
6121 (nnheader-header-value))
6126 (if (search-forward "\nfrom:" nil t)
6127 (funcall gnus-decode-encoded-address-function
6128 (nnheader-header-value))
6133 (if (search-forward "\ndate:" nil t)
6134 (nnheader-header-value) ""))
6138 (setq id (if (re-search-forward
6139 "^message-id: *\\(<[^\n\t> ]+>\\)" nil t)
6140 ;; We do it this way to make sure the Message-ID
6141 ;; is (somewhat) syntactically valid.
6142 (buffer-substring (match-beginning 1)
6144 ;; If there was no message-id, we just fake one
6145 ;; to make subsequent routines simpler.
6146 (nnheader-generate-fake-message-id number))))
6150 (if (search-forward "\nreferences:" nil t)
6154 (nnheader-header-value)
6159 (search-backward ">" end t)
6162 (search-backward "<" end t)
6164 ;; Get the references from the in-reply-to header if there
6165 ;; were no references and the in-reply-to header looks
6167 (if (and (search-forward "\nin-reply-to:" nil t)
6168 (setq in-reply-to (nnheader-header-value))
6169 (string-match "<[^>]+>" in-reply-to))
6171 (setq ref (substring in-reply-to (match-beginning 0)
6173 (while (string-match "<[^>]+>" in-reply-to (match-end 0))
6174 (setq ref2 (substring in-reply-to (match-beginning 0)
6176 (when (> (length ref2) (length ref))
6183 (if (search-forward "\nchars: " nil t)
6184 (if (numberp (setq chars (ignore-errors (read cur))))
6190 (if (search-forward "\nlines: " nil t)
6191 (if (numberp (setq lines (ignore-errors (read cur))))
6197 (and (search-forward "\nxref:" nil t)
6198 (nnheader-header-value)))
6200 (when gnus-extra-headers
6201 (let ((extra gnus-extra-headers)
6205 (when (search-forward
6206 (concat "\n" (symbol-name (car extra)) ":") nil t)
6207 (push (cons (car extra) (nnheader-header-value))
6211 (when (equal id ref)
6214 (when gnus-alter-header-function
6215 (funcall gnus-alter-header-function header)
6216 (setq id (mail-header-id header)
6217 ref (gnus-parent-id (mail-header-references header))))
6220 (gnus-dependencies-add-header
6221 header dependencies force-new))
6222 (push header headers))
6223 (goto-char (point-max))
6225 (nreverse headers)))))
6227 ;; Goes through the xover lines and returns a list of vectors
6228 (defun gnus-get-newsgroup-headers-xover (sequence &optional
6229 force-new dependencies
6230 group also-fetch-heads)
6231 "Parse the news overview data in the server buffer.
6232 Return a list of headers that match SEQUENCE (see
6233 `nntp-retrieve-headers')."
6234 ;; Get the Xref when the users reads the articles since most/some
6235 ;; NNTP servers do not include Xrefs when using XOVER.
6236 (setq gnus-article-internal-prepare-hook '(gnus-article-get-xrefs))
6237 (let ((mail-parse-charset gnus-newsgroup-charset)
6238 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets)
6239 (cur nntp-server-buffer)
6240 (dependencies (or dependencies gnus-newsgroup-dependencies))
6242 ((eq gnus-read-all-available-headers t)
6244 ((and (stringp gnus-read-all-available-headers)
6246 (string-match gnus-read-all-available-headers group))
6249 number headers header)
6251 (set-buffer nntp-server-buffer)
6252 (subst-char-in-region (point-min) (point-max) ?\r ? t)
6253 ;; Allow the user to mangle the headers before parsing them.
6254 (gnus-run-hooks 'gnus-parse-headers-hook)
6255 (goto-char (point-min))
6256 (gnus-parse-without-error
6257 (while (and (or sequence allp)
6259 (setq number (read cur))
6261 (while (and sequence
6262 (< (car sequence) number))
6263 (setq sequence (cdr sequence))))
6266 (eq number (car sequence))))
6268 (setq sequence (cdr sequence))
6269 (setq header (inline
6270 (gnus-nov-parse-line
6271 number dependencies force-new)))))
6272 (push header headers))
6274 ;; A common bug in inn is that if you have posted an article and
6275 ;; then retrieves the active file, it will answer correctly --
6276 ;; the new article is included. However, a NOV entry for the
6277 ;; article may not have been generated yet, so this may fail.
6278 ;; We work around this problem by retrieving the last few
6279 ;; headers using HEAD.
6280 (if (or (not also-fetch-heads)
6282 ;; We (probably) got all the headers.
6284 (let ((gnus-nov-is-evil t))
6287 (when (eq (gnus-retrieve-headers sequence group) 'headers)
6288 (gnus-get-newsgroup-headers))))))))
6290 (defun gnus-article-get-xrefs ()
6291 "Fill in the Xref value in `gnus-current-headers', if necessary.
6292 This is meant to be called in `gnus-article-internal-prepare-hook'."
6293 (let ((headers (with-current-buffer gnus-summary-buffer
6294 gnus-current-headers)))
6295 (or (not gnus-use-cross-reference)
6297 (and (mail-header-xref headers)
6298 (not (string= (mail-header-xref headers) "")))
6299 (let ((case-fold-search t)
6302 (nnheader-narrow-to-headers)
6303 (goto-char (point-min))
6304 (when (or (and (not (eobp))
6305 (eq (downcase (char-after)) ?x)
6306 (looking-at "Xref:"))
6307 (search-forward "\nXref:" nil t))
6308 (goto-char (1+ (match-end 0)))
6309 (setq xref (buffer-substring (point) (point-at-eol)))
6310 (mail-header-set-xref headers xref)))))))
6312 (defun gnus-summary-insert-subject (id &optional old-header use-old-header)
6313 "Find article ID and insert the summary line for that article.
6314 OLD-HEADER can either be a header or a line number to insert
6315 the subject line on."
6316 (let* ((line (and (numberp old-header) old-header))
6317 (old-header (and (vectorp old-header) old-header))
6318 (header (cond ((and old-header use-old-header)
6321 (gnus-number-to-header id))
6322 (gnus-number-to-header id))
6324 (gnus-read-header id))))
6325 (number (and (numberp id) id))
6328 ;; Rebuild the thread that this article is part of and go to the
6329 ;; article we have fetched.
6330 (when (and (not gnus-show-threads)
6333 (setq d (gnus-data-find (mail-header-number old-header))))
6334 (goto-char (gnus-data-pos d))
6340 (gnus-delete-line))))))
6341 ;; Remove list identifiers from subject.
6342 (when gnus-list-identifiers
6343 (let ((gnus-newsgroup-headers (list header)))
6344 (gnus-summary-remove-list-identifiers)))
6346 (mail-header-set-number header (mail-header-number old-header)))
6347 (setq gnus-newsgroup-sparse
6348 (delq (setq number (mail-header-number header))
6349 gnus-newsgroup-sparse))
6350 (setq gnus-newsgroup-ancient (delq number gnus-newsgroup-ancient))
6351 (push number gnus-newsgroup-limit)
6352 (gnus-rebuild-thread (mail-header-id header) line)
6353 (gnus-summary-goto-subject number nil t))
6354 (when (and (numberp number)
6356 ;; We have to update the boundaries even if we can't fetch the
6357 ;; article if ID is a number -- so that the next `P' or `N'
6358 ;; command will fetch the previous (or next) article even
6359 ;; if the one we tried to fetch this time has been canceled.
6360 (when (> number gnus-newsgroup-end)
6361 (setq gnus-newsgroup-end number))
6362 (when (< number gnus-newsgroup-begin)
6363 (setq gnus-newsgroup-begin number))
6364 (setq gnus-newsgroup-unselected
6365 (delq number gnus-newsgroup-unselected)))
6366 ;; Report back a success?
6367 (and header (mail-header-number header))))
6369 ;;; Process/prefix in the summary buffer
6371 (defun gnus-summary-work-articles (n)
6372 "Return a list of articles to be worked upon.
6373 The prefix argument, the list of process marked articles, and the
6374 current article will be taken into consideration."
6376 (set-buffer gnus-summary-buffer)
6379 ;; A numerical prefix has been given.
6380 (setq n (prefix-numeric-value n))
6381 (let ((backward (< n 0))
6382 (n (abs (prefix-numeric-value n)))
6387 (push (setq article (gnus-summary-article-number))
6390 (gnus-summary-find-prev nil article)
6391 (gnus-summary-find-next nil article)))
6393 (nreverse articles)))
6394 ((and (gnus-region-active-p) (mark))
6395 (message "region active")
6396 ;; Work on the region between point and mark.
6397 (let ((max (max (point) (mark)))
6400 (goto-char (min (point) (mark)))
6403 (push (setq article (gnus-summary-article-number)) articles)
6404 (gnus-summary-find-next nil article)
6406 (nreverse articles))))
6407 (gnus-newsgroup-processable
6408 ;; There are process-marked articles present.
6409 ;; Save current state.
6410 (gnus-summary-save-process-mark)
6412 (reverse gnus-newsgroup-processable))
6414 ;; Just return the current article.
6415 (list (gnus-summary-article-number))))))
6417 (defmacro gnus-summary-iterate (arg &rest forms)
6418 "Iterate over the process/prefixed articles and do FORMS.
6419 ARG is the interactive prefix given to the command. FORMS will be
6420 executed with point over the summary line of the articles."
6421 (let ((articles (make-symbol "gnus-summary-iterate-articles")))
6422 `(let ((,articles (gnus-summary-work-articles ,arg)))
6424 (gnus-summary-goto-subject (car ,articles))
6428 (put 'gnus-summary-iterate 'lisp-indent-function 1)
6429 (put 'gnus-summary-iterate 'edebug-form-spec '(form body))
6431 (defun gnus-summary-save-process-mark ()
6432 "Push the current set of process marked articles on the stack."
6434 (push (copy-sequence gnus-newsgroup-processable)
6435 gnus-newsgroup-process-stack))
6437 (defun gnus-summary-kill-process-mark ()
6438 "Push the current set of process marked articles on the stack and unmark."
6440 (gnus-summary-save-process-mark)
6441 (gnus-summary-unmark-all-processable))
6443 (defun gnus-summary-yank-process-mark ()
6444 "Pop the last process mark state off the stack and restore it."
6446 (unless gnus-newsgroup-process-stack
6447 (error "Empty mark stack"))
6448 (gnus-summary-process-mark-set (pop gnus-newsgroup-process-stack)))
6450 (defun gnus-summary-process-mark-set (set)
6451 "Make SET into the current process marked articles."
6452 (gnus-summary-unmark-all-processable)
6453 (mapc 'gnus-summary-set-process-mark set))
6455 ;;; Searching and stuff
6457 (defun gnus-summary-search-group (&optional backward use-level)
6458 "Search for next unread newsgroup.
6459 If optional argument BACKWARD is non-nil, search backward instead."
6461 (set-buffer gnus-group-buffer)
6462 (when (gnus-group-search-forward
6463 backward nil (if use-level (gnus-group-group-level) nil))
6464 (gnus-group-group-name))))
6466 (defun gnus-summary-best-group (&optional exclude-group)
6467 "Find the name of the best unread group.
6468 If EXCLUDE-GROUP, do not go to this group."
6469 (with-current-buffer gnus-group-buffer
6471 (gnus-group-best-unread-group exclude-group))))
6473 (defun gnus-summary-find-next (&optional unread article backward)
6475 (gnus-summary-find-prev unread article)
6476 (let* ((dummy (gnus-summary-article-intangible-p))
6477 (article (or article (gnus-summary-article-number)))
6478 (data (gnus-data-find-list article))
6480 (when (and (not dummy)
6481 (or (not gnus-summary-check-current)
6483 (not (gnus-data-unread-p (car data)))))
6484 (setq data (cdr data)))
6489 (unless (memq (gnus-data-number (car data))
6491 ((eq gnus-auto-goto-ignores
6492 'always-undownloaded)
6493 gnus-newsgroup-undownloaded)
6496 ((eq gnus-auto-goto-ignores
6498 gnus-newsgroup-unfetched)
6499 ((eq gnus-auto-goto-ignores
6501 gnus-newsgroup-undownloaded)))
6502 (when (gnus-data-unread-p (car data))
6503 (setq result (car data)
6505 (setq data (cdr data)))
6508 (goto-char (gnus-data-pos result))
6509 (gnus-data-number result)))))
6511 (defun gnus-summary-find-prev (&optional unread article)
6512 (let* ((eobp (eobp))
6513 (article (or article (gnus-summary-article-number)))
6514 (data (gnus-data-find-list article (gnus-data-list 'rev)))
6516 (when (and (not eobp)
6517 (or (not gnus-summary-check-current)
6519 (not (gnus-data-unread-p (car data)))))
6520 (setq data (cdr data)))
6525 (unless (memq (gnus-data-number (car data))
6527 ((eq gnus-auto-goto-ignores
6528 'always-undownloaded)
6529 gnus-newsgroup-undownloaded)
6532 ((eq gnus-auto-goto-ignores
6534 gnus-newsgroup-unfetched)
6535 ((eq gnus-auto-goto-ignores
6537 gnus-newsgroup-undownloaded)))
6538 (when (gnus-data-unread-p (car data))
6539 (setq result (car data)
6541 (setq data (cdr data)))
6544 (goto-char (gnus-data-pos result))
6545 (gnus-data-number result))))
6547 (defun gnus-summary-find-subject (subject &optional unread backward article)
6548 (let* ((simp-subject (gnus-simplify-subject-fully subject))
6549 (article (or article (gnus-summary-article-number)))
6550 (articles (gnus-data-list backward))
6551 (arts (gnus-data-find-list article articles))
6553 (when (or (not gnus-summary-check-current)
6555 (not (gnus-data-unread-p (car arts))))
6556 (setq arts (cdr arts)))
6558 (and (or (not unread)
6559 (gnus-data-unread-p (car arts)))
6560 (vectorp (gnus-data-header (car arts)))
6562 simp-subject (mail-header-subject (gnus-data-header (car arts))) t)
6563 (setq result (car arts)
6565 (setq arts (cdr arts)))
6567 (goto-char (gnus-data-pos result))
6568 (gnus-data-number result))))
6570 (defun gnus-summary-search-forward (&optional unread subject backward)
6571 "Search forward for an article.
6572 If UNREAD, look for unread articles. If SUBJECT, look for
6573 articles with that subject. If BACKWARD, search backward instead."
6574 (cond (subject (gnus-summary-find-subject subject unread backward))
6575 (backward (gnus-summary-find-prev unread))
6576 (t (gnus-summary-find-next unread))))
6578 (defun gnus-recenter (&optional n)
6579 "Center point in window and redisplay frame.
6580 Also do horizontal recentering."
6582 (when (and gnus-auto-center-summary
6583 (not (eq gnus-auto-center-summary 'vertical)))
6584 (gnus-horizontal-recenter))
6587 (defun gnus-summary-recenter ()
6588 "Center point in the summary window.
6589 If `gnus-auto-center-summary' is nil, or the article buffer isn't
6590 displayed, no centering will be performed."
6591 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
6592 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
6594 ;; The user has to want it.
6595 (when gnus-auto-center-summary
6596 (let* ((top (cond ((< (window-height) 4) 0)
6597 ((< (window-height) 7) 1)
6598 (t (if (numberp gnus-auto-center-summary)
6599 gnus-auto-center-summary
6600 (/ (1- (window-height)) 2)))))
6601 (height (1- (window-height)))
6602 (bottom (save-excursion (goto-char (point-max))
6603 (forward-line (- height))
6605 (window (get-buffer-window (current-buffer))))
6606 (when (get-buffer-window gnus-article-buffer)
6607 ;; Only do recentering when the article buffer is displayed,
6608 ;; Set the window start to either `bottom', which is the biggest
6609 ;; possible valid number, or the second line from the top,
6610 ;; whichever is the least.
6611 (let ((top-pos (save-excursion (forward-line (- top)) (point))))
6612 (if (> bottom top-pos)
6613 ;; Keep the second line from the top visible
6614 (set-window-start window top-pos)
6615 ;; Try to keep the bottom line visible; if it's partially
6616 ;; obscured, either scroll one more line to make it fully
6617 ;; visible, or revert to using TOP-POS.
6619 (goto-char (point-max))
6621 (let ((last-line-start (point)))
6623 (set-window-start window (point) t)
6624 (when (not (pos-visible-in-window-p last-line-start window))
6626 (set-window-start window (min (point) top-pos) t)))))))
6627 ;; Do horizontal recentering while we're at it.
6628 (when (and (get-buffer-window (current-buffer) t)
6629 (not (eq gnus-auto-center-summary 'vertical)))
6630 (let ((selected (selected-window)))
6631 (select-window (get-buffer-window (current-buffer) t))
6632 (gnus-summary-position-point)
6633 (gnus-horizontal-recenter)
6634 (select-window selected))))))
6636 (defun gnus-summary-jump-to-group (newsgroup)
6637 "Move point to NEWSGROUP in group mode buffer."
6638 ;; Keep update point of group mode buffer if visible.
6639 (if (eq (current-buffer) (get-buffer gnus-group-buffer))
6640 (save-window-excursion
6641 ;; Take care of tree window mode.
6642 (when (get-buffer-window gnus-group-buffer)
6643 (pop-to-buffer gnus-group-buffer))
6644 (gnus-group-jump-to-group newsgroup))
6646 ;; Take care of tree window mode.
6647 (if (get-buffer-window gnus-group-buffer)
6648 (pop-to-buffer gnus-group-buffer)
6649 (set-buffer gnus-group-buffer))
6650 (gnus-group-jump-to-group newsgroup))))
6652 ;; This function returns a list of article numbers based on the
6653 ;; difference between the ranges of read articles in this group and
6654 ;; the range of active articles.
6655 (defun gnus-list-of-unread-articles (group)
6656 (let* ((read (gnus-info-read (gnus-get-info group)))
6657 (active (or (gnus-active group) (gnus-activate-group group)))
6658 (last (or (cdr active)
6659 (error "Group %s couldn't be activated " group)))
6661 ;; If none are read, then all are unread.
6663 (setq first (car active))
6664 ;; If the range of read articles is a single range, then the
6665 ;; first unread article is the article after the last read
6666 ;; article. Sounds logical, doesn't it?
6667 (if (and (not (listp (cdr read)))
6668 (or (< (car read) (car active))
6669 (progn (setq read (list read))
6671 (setq first (max (car active) (1+ (cdr read))))
6672 ;; `read' is a list of ranges.
6673 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6676 (setq first (car active)))
6679 (while (< first nlast)
6680 (setq unread (cons first unread)
6682 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6683 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6684 (setq read (cdr read)))))
6685 ;; And add the last unread articles.
6686 (while (<= first last)
6687 (setq unread (cons first unread)
6689 ;; Return the list of unread articles.
6690 (delq 0 (nreverse unread))))
6692 (defun gnus-list-of-read-articles (group)
6693 "Return a list of unread, unticked and non-dormant articles."
6694 (let* ((info (gnus-get-info group))
6695 (marked (gnus-info-marks info))
6696 (active (gnus-active group)))
6698 (gnus-list-range-difference
6699 (gnus-list-range-difference
6700 (gnus-sorted-complement
6701 (gnus-uncompress-range active)
6702 (gnus-list-of-unread-articles group))
6703 (cdr (assq 'dormant marked)))
6704 (cdr (assq 'tick marked))))))
6706 ;; This function returns a sequence of article numbers based on the
6707 ;; difference between the ranges of read articles in this group and
6708 ;; the range of active articles.
6709 (defun gnus-sequence-of-unread-articles (group)
6710 (let* ((read (gnus-info-read (gnus-get-info group)))
6711 (active (or (gnus-active group) (gnus-activate-group group)))
6714 ;; If none are read, then all are unread.
6716 (setq first (car active))
6717 ;; If the range of read articles is a single range, then the
6718 ;; first unread article is the article after the last read
6719 ;; article. Sounds logical, doesn't it?
6720 (if (and (not (listp (cdr read)))
6721 (or (< (car read) (car active))
6722 (progn (setq read (list read))
6724 (setq first (max (car active) (1+ (cdr read))))
6725 ;; `read' is a list of ranges.
6726 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6729 (setq first (car active)))
6732 (push (cons first nlast) unread))
6733 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6734 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6735 (setq read (cdr read)))))
6736 ;; And add the last unread articles.
6737 (cond ((not (and first last))
6740 (push (cons first last) unread))
6742 (push first unread)))
6743 ;; Return the sequence of unread articles.
6744 (delq 0 (nreverse unread))))
6746 ;; Various summary commands
6748 (defun gnus-summary-select-article-buffer ()
6749 "Reconfigure windows to show article buffer."
6751 (if (not (gnus-buffer-live-p gnus-article-buffer))
6752 (error "There is no article buffer for this summary buffer")
6753 (gnus-configure-windows 'article)
6754 (select-window (get-buffer-window gnus-article-buffer))))
6756 (defun gnus-summary-universal-argument (arg)
6757 "Perform any operation on all articles that are process/prefixed."
6759 (let ((articles (gnus-summary-work-articles arg))
6766 (substitute-command-keys
6767 "\\<gnus-summary-mode-map>\\[gnus-summary-universal-argument]"))))
6769 (gnus-error 1 "Undefined key")
6772 (gnus-summary-goto-subject (setq article (pop articles)))
6773 (let (gnus-newsgroup-processable)
6774 (command-execute func))
6775 (gnus-summary-remove-process-mark article)))))
6776 (gnus-summary-position-point))
6778 (defun gnus-summary-toggle-truncation (&optional arg)
6779 "Toggle truncation of summary lines.
6780 With ARG, turn line truncation on if ARG is positive."
6782 (setq truncate-lines
6783 (if (null arg) (not truncate-lines)
6784 (> (prefix-numeric-value arg) 0)))
6787 (defun gnus-summary-find-for-reselect ()
6788 "Return the number of an article to stay on across a reselect.
6789 The current article is considered, then following articles, then previous
6790 articles. An article is sought which is not cancelled and isn't a temporary
6791 insertion from another group. If there's no such then return a dummy 0."
6793 (dolist (rev '(nil t))
6794 (unless found ; don't demand the reverse list if we don't need it
6795 (let ((data (gnus-data-find-list
6796 (gnus-summary-article-number) (gnus-data-list rev))))
6797 (while (and data (not found))
6798 (if (and (< 0 (gnus-data-number (car data)))
6799 (not (eq gnus-canceled-mark (gnus-data-mark (car data)))))
6800 (setq found (gnus-data-number (car data))))
6801 (setq data (cdr data))))))
6804 (defun gnus-summary-reselect-current-group (&optional all rescan)
6805 "Exit and then reselect the current newsgroup.
6806 The prefix argument ALL means to select all articles."
6808 (when (gnus-ephemeral-group-p gnus-newsgroup-name)
6809 (error "Ephemeral groups can't be reselected"))
6810 (let ((current-subject (gnus-summary-find-for-reselect))
6811 (group gnus-newsgroup-name))
6812 (setq gnus-newsgroup-begin nil)
6813 (gnus-summary-exit nil 'leave-hidden)
6814 ;; We have to adjust the point of group mode buffer because
6815 ;; point was moved to the next unread newsgroup by exiting.
6816 (gnus-summary-jump-to-group group)
6819 (gnus-group-get-new-news-this-group 1)))
6820 (gnus-group-read-group all t)
6821 (gnus-summary-goto-subject current-subject nil t)))
6823 (defun gnus-summary-rescan-group (&optional all)
6824 "Exit the newsgroup, ask for new articles, and select the newsgroup."
6826 (gnus-summary-reselect-current-group all t))
6828 (defun gnus-summary-update-info (&optional non-destructive)
6830 (let ((group gnus-newsgroup-name))
6832 (when gnus-newsgroup-kill-headers
6833 (setq gnus-newsgroup-killed
6834 (gnus-compress-sequence
6836 (gnus-list-range-intersection
6837 gnus-newsgroup-unselected gnus-newsgroup-killed)
6838 gnus-newsgroup-unreads)
6840 (unless (listp (cdr gnus-newsgroup-killed))
6841 (setq gnus-newsgroup-killed (list gnus-newsgroup-killed)))
6842 (let ((headers gnus-newsgroup-headers))
6843 ;; Set the new ranges of read articles.
6844 (with-current-buffer gnus-group-buffer
6845 (gnus-undo-force-boundary))
6846 (gnus-update-read-articles
6847 group (gnus-sorted-union
6848 gnus-newsgroup-unreads gnus-newsgroup-unselected))
6849 ;; Set the current article marks.
6850 (let ((gnus-newsgroup-scored
6851 (if (and (not gnus-save-score)
6852 (not non-destructive))
6854 gnus-newsgroup-scored)))
6856 (gnus-update-marks)))
6857 ;; Do the cross-ref thing.
6858 (when gnus-use-cross-reference
6859 (gnus-mark-xrefs-as-read group headers gnus-newsgroup-unreads))
6860 ;; Do not switch windows but change the buffer to work.
6861 (set-buffer gnus-group-buffer)
6862 (unless (gnus-ephemeral-group-p group)
6863 (gnus-group-update-group group)))))))
6865 (defun gnus-summary-save-newsrc (&optional force)
6866 "Save the current number of read/marked articles in the dribble buffer.
6867 The dribble buffer will then be saved.
6868 If FORCE (the prefix), also save the .newsrc file(s)."
6870 (gnus-summary-update-info t)
6872 (gnus-save-newsrc-file)
6873 (gnus-dribble-save)))
6875 (defun gnus-summary-exit (&optional temporary leave-hidden)
6876 "Exit reading current newsgroup, and then return to group selection mode.
6877 `gnus-exit-group-hook' is called with no arguments if that value is non-nil."
6879 (gnus-set-global-variables)
6880 (when (gnus-buffer-live-p gnus-article-buffer)
6882 (set-buffer gnus-article-buffer)
6883 (mm-destroy-parts gnus-article-mime-handles)
6884 ;; Set it to nil for safety reason.
6885 (setq gnus-article-mime-handle-alist nil)
6886 (setq gnus-article-mime-handles nil)))
6887 (gnus-kill-save-kill-buffer)
6888 (gnus-async-halt-prefetch)
6889 (let* ((group gnus-newsgroup-name)
6890 (quit-config (gnus-group-quit-config gnus-newsgroup-name))
6891 (gnus-group-is-exiting-p t)
6894 (buf (current-buffer)))
6896 ;; Do adaptive scoring, and possibly save score files.
6897 (when gnus-newsgroup-adaptive
6898 (gnus-score-adaptive))
6899 (when gnus-use-scoring
6901 (gnus-run-hooks 'gnus-summary-prepare-exit-hook)
6902 ;; If we have several article buffers, we kill them at exit.
6903 (unless gnus-single-article-buffer
6904 (gnus-kill-buffer gnus-article-buffer)
6905 (gnus-kill-buffer gnus-original-article-buffer)
6906 (setq gnus-article-current nil))
6907 (when gnus-use-cache
6908 (gnus-cache-possibly-remove-articles)
6909 (gnus-cache-save-buffers))
6910 (gnus-async-prefetch-remove-group group)
6911 (when gnus-suppress-duplicates
6912 (gnus-dup-enter-articles))
6913 (when gnus-use-trees
6914 (gnus-tree-close group))
6915 (when gnus-use-cache
6916 (gnus-cache-write-active))
6917 ;; Remove entries for this group.
6918 (nnmail-purge-split-history (gnus-group-real-name group))
6919 ;; Make all changes in this group permanent.
6921 (gnus-run-hooks 'gnus-exit-group-hook)
6922 (gnus-summary-update-info))
6923 (gnus-close-group group)
6924 ;; Make sure where we were, and go to next newsgroup.
6925 (set-buffer gnus-group-buffer)
6927 (gnus-group-jump-to-group group))
6928 (gnus-run-hooks 'gnus-summary-exit-hook)
6929 (unless (or quit-config
6930 ;; If this group has disappeared from the summary
6931 ;; buffer, don't skip forwards.
6932 (not (string= group (gnus-group-group-name))))
6933 (gnus-group-next-unread-group 1))
6934 (setq group-point (point))
6937 ;; If we have several article buffers, we kill them at exit.
6938 (unless gnus-single-article-buffer
6939 (gnus-kill-buffer gnus-article-buffer)
6940 (gnus-kill-buffer gnus-original-article-buffer)
6941 (setq gnus-article-current nil))
6943 (if (not gnus-kill-summary-on-exit)
6945 (gnus-deaden-summary)
6947 ;; We set all buffer-local variables to nil. It is unclear why
6948 ;; this is needed, but if we don't, buffer-local variables are
6949 ;; not garbage-collected, it seems. This would the lead to en
6950 ;; ever-growing Emacs.
6951 (gnus-summary-clear-local-variables)
6952 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
6953 (gnus-summary-clear-local-variables))
6954 (when (get-buffer gnus-article-buffer)
6955 (bury-buffer gnus-article-buffer))
6956 ;; Return to group mode buffer.
6957 (when (eq mode 'gnus-summary-mode)
6958 (gnus-kill-buffer buf)))
6959 (setq gnus-current-select-method gnus-select-method)
6960 (set-buffer gnus-group-buffer)
6962 (gnus-handle-ephemeral-exit quit-config)
6963 (goto-char group-point)
6964 ;; If gnus-group-buffer is already displayed, make sure we also move
6965 ;; the cursor in the window that displays it.
6966 (let ((win (get-buffer-window (current-buffer) 0)))
6967 (if win (set-window-point win (point))))
6968 (unless leave-hidden
6969 (gnus-configure-windows 'group 'force)))
6970 ;; Clear the current group name.
6972 (setq gnus-newsgroup-name nil)))))
6974 (defalias 'gnus-summary-quit 'gnus-summary-exit-no-update)
6975 (defun gnus-summary-exit-no-update (&optional no-questions)
6976 "Quit reading current newsgroup without updating read article info."
6978 (let* ((group gnus-newsgroup-name)
6979 (gnus-group-is-exiting-p t)
6980 (gnus-group-is-exiting-without-update-p t)
6981 (quit-config (gnus-group-quit-config group)))
6982 (when (or no-questions
6984 (gnus-y-or-n-p "Discard changes to this group and exit? "))
6985 (gnus-async-halt-prefetch)
6986 (run-hooks 'gnus-summary-prepare-exit-hook)
6987 (when (gnus-buffer-live-p gnus-article-buffer)
6989 (set-buffer gnus-article-buffer)
6990 (mm-destroy-parts gnus-article-mime-handles)
6991 ;; Set it to nil for safety reason.
6992 (setq gnus-article-mime-handle-alist nil)
6993 (setq gnus-article-mime-handles nil)))
6994 ;; If we have several article buffers, we kill them at exit.
6995 (unless gnus-single-article-buffer
6996 (gnus-kill-buffer gnus-article-buffer)
6997 (gnus-kill-buffer gnus-original-article-buffer)
6998 (setq gnus-article-current nil))
6999 (if (not gnus-kill-summary-on-exit)
7000 (gnus-deaden-summary)
7001 (gnus-close-group group)
7002 (gnus-summary-clear-local-variables)
7003 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
7004 (gnus-summary-clear-local-variables))
7005 (gnus-kill-buffer gnus-summary-buffer))
7006 (unless gnus-single-article-buffer
7007 (setq gnus-article-current nil))
7008 (when gnus-use-trees
7009 (gnus-tree-close group))
7010 (gnus-async-prefetch-remove-group group)
7011 (when (get-buffer gnus-article-buffer)
7012 (bury-buffer gnus-article-buffer))
7013 ;; Return to the group buffer.
7014 (gnus-configure-windows 'group 'force)
7015 ;; Clear the current group name.
7016 (setq gnus-newsgroup-name nil)
7017 (unless (gnus-ephemeral-group-p group)
7018 (gnus-group-update-group group))
7019 (when (equal (gnus-group-group-name) group)
7020 (gnus-group-next-unread-group 1))
7022 (gnus-handle-ephemeral-exit quit-config)))))
7024 (defun gnus-handle-ephemeral-exit (quit-config)
7025 "Handle movement when leaving an ephemeral group.
7026 The state which existed when entering the ephemeral is reset."
7027 (if (not (buffer-name (car quit-config)))
7028 (gnus-configure-windows 'group 'force)
7029 (set-buffer (car quit-config))
7030 (cond ((eq major-mode 'gnus-summary-mode)
7031 (gnus-set-global-variables))
7032 ((eq major-mode 'gnus-article-mode)
7034 ;; The `gnus-summary-buffer' variable may point
7035 ;; to the old summary buffer when using a single
7037 (unless (gnus-buffer-live-p gnus-summary-buffer)
7038 (set-buffer gnus-group-buffer))
7039 (set-buffer gnus-summary-buffer)
7040 (gnus-set-global-variables))))
7041 (if (or (eq (cdr quit-config) 'article)
7042 (eq (cdr quit-config) 'pick))
7043 (if (and (boundp 'gnus-pick-mode) (symbol-value 'gnus-pick-mode))
7044 (gnus-configure-windows 'pick 'force)
7045 (gnus-configure-windows (cdr quit-config) 'force))
7046 (gnus-configure-windows (cdr quit-config) 'force))
7047 (when (eq major-mode 'gnus-summary-mode)
7048 (gnus-summary-recenter)
7049 (gnus-summary-position-point))))
7053 (defvar gnus-dead-summary-mode-map nil)
7055 (unless gnus-dead-summary-mode-map
7056 (setq gnus-dead-summary-mode-map (make-keymap))
7057 (suppress-keymap gnus-dead-summary-mode-map)
7058 (substitute-key-definition
7059 'undefined 'gnus-summary-wake-up-the-dead gnus-dead-summary-mode-map)
7060 (dolist (key '("\C-d" "\r" "\177" [delete]))
7061 (define-key gnus-dead-summary-mode-map
7062 key 'gnus-summary-wake-up-the-dead))
7063 (dolist (key '("q" "Q"))
7064 (define-key gnus-dead-summary-mode-map key 'bury-buffer)))
7066 (defvar gnus-dead-summary-mode nil
7067 "Minor mode for Gnus summary buffers.")
7069 (defun gnus-dead-summary-mode (&optional arg)
7070 "Minor mode for Gnus summary buffers."
7072 (when (eq major-mode 'gnus-summary-mode)
7073 (make-local-variable 'gnus-dead-summary-mode)
7074 (setq gnus-dead-summary-mode
7075 (if (null arg) (not gnus-dead-summary-mode)
7076 (> (prefix-numeric-value arg) 0)))
7077 (when gnus-dead-summary-mode
7079 'gnus-dead-summary-mode " Dead" gnus-dead-summary-mode-map))))
7081 (defun gnus-deaden-summary ()
7082 "Make the current summary buffer into a dead summary buffer."
7083 ;; Kill any previous dead summary buffer.
7084 (when (and gnus-dead-summary
7085 (buffer-name gnus-dead-summary))
7086 (with-current-buffer gnus-dead-summary
7087 (when gnus-dead-summary-mode
7088 (kill-buffer (current-buffer)))))
7089 ;; Make this the current dead summary.
7090 (setq gnus-dead-summary (current-buffer))
7091 (gnus-dead-summary-mode 1)
7092 (let ((name (buffer-name)))
7093 (when (string-match "Summary" name)
7095 (concat (substring name 0 (match-beginning 0)) "Dead "
7096 (substring name (match-beginning 0)))
7100 (defun gnus-kill-or-deaden-summary (buffer)
7101 "Kill or deaden the summary BUFFER."
7103 (when (and (buffer-name buffer)
7104 (not gnus-single-article-buffer))
7105 (with-current-buffer buffer
7106 (gnus-kill-buffer gnus-article-buffer)
7107 (gnus-kill-buffer gnus-original-article-buffer)))
7110 (gnus-kill-summary-on-exit
7111 (when (and gnus-use-trees
7112 (gnus-buffer-exists-p buffer))
7115 (gnus-tree-close gnus-newsgroup-name)))
7116 (gnus-kill-buffer buffer))
7117 ;; Deaden the buffer.
7118 ((gnus-buffer-exists-p buffer)
7121 (gnus-deaden-summary))))))
7123 (defun gnus-summary-wake-up-the-dead (&rest args)
7124 "Wake up the dead summary buffer."
7126 (gnus-dead-summary-mode -1)
7127 (let ((name (buffer-name)))
7128 (when (string-match "Dead " name)
7130 (concat (substring name 0 (match-beginning 0))
7131 (substring name (match-end 0)))
7133 (gnus-message 3 "This dead summary is now alive again"))
7135 ;; Suggested by Andrew Eskilsson <pi92ae@pt.hk-r.se>.
7136 (defun gnus-summary-fetch-faq (&optional faq-dir)
7137 "Fetch the FAQ for the current group.
7138 If FAQ-DIR (the prefix), prompt for a directory to search for the faq
7142 (when current-prefix-arg
7144 "FAQ dir: " (and (listp gnus-group-faq-directory)
7146 gnus-group-faq-directory))))))
7147 (let (gnus-faq-buffer)
7148 (when (setq gnus-faq-buffer
7149 (gnus-group-fetch-faq gnus-newsgroup-name faq-dir))
7150 (gnus-configure-windows 'summary-faq))))
7152 ;; Suggested by Per Abrahamsen <amanda@iesd.auc.dk>.
7153 (defun gnus-summary-describe-group (&optional force)
7154 "Describe the current newsgroup."
7156 (gnus-group-describe-group force gnus-newsgroup-name))
7158 (defun gnus-summary-describe-briefly ()
7159 "Describe summary mode commands briefly."
7161 (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")))
7163 ;; Walking around group mode buffer from summary mode.
7165 (defun gnus-summary-next-group (&optional no-article target-group backward)
7166 "Exit current newsgroup and then select next unread newsgroup.
7167 If prefix argument NO-ARTICLE is non-nil, no article is selected
7168 initially. If TARGET-GROUP, go to this group. If BACKWARD, go to
7169 previous group instead."
7171 ;; Stop pre-fetching.
7172 (gnus-async-halt-prefetch)
7173 (let ((current-group gnus-newsgroup-name)
7174 (current-buffer (current-buffer))
7176 ;; First we semi-exit this group to update Xrefs and all variables.
7177 ;; We can't do a real exit, because the window conf must remain
7178 ;; the same in case the user is prompted for info, and we don't
7179 ;; want the window conf to change before that...
7180 (gnus-summary-exit t)
7181 (while (not entered)
7182 ;; Then we find what group we are supposed to enter.
7183 (set-buffer gnus-group-buffer)
7184 (gnus-group-jump-to-group current-group)
7187 (if (eq gnus-keep-same-level 'best)
7188 (gnus-summary-best-group gnus-newsgroup-name)
7189 (gnus-summary-search-group backward gnus-keep-same-level))))
7190 (if (not target-group)
7191 ;; There are no further groups, so we return to the group
7194 (gnus-message 5 "Returning to the group buffer")
7196 (when (gnus-buffer-live-p current-buffer)
7197 (set-buffer current-buffer)
7198 (gnus-summary-exit))
7199 (gnus-run-hooks 'gnus-group-no-more-groups-hook))
7200 ;; We try to enter the target group.
7201 (gnus-group-jump-to-group target-group)
7202 (let ((unreads (gnus-group-group-unread)))
7203 (if (and (or (eq t unreads)
7204 (and unreads (not (zerop unreads))))
7205 (gnus-summary-read-group
7206 target-group nil no-article
7207 (and (buffer-name current-buffer) current-buffer)
7210 (setq current-group target-group
7211 target-group nil)))))))
7213 (defun gnus-summary-prev-group (&optional no-article)
7214 "Exit current newsgroup and then select previous unread newsgroup.
7215 If prefix argument NO-ARTICLE is non-nil, no article is selected initially."
7217 (gnus-summary-next-group no-article nil t))
7219 ;; Walking around summary lines.
7221 (defun gnus-summary-first-subject (&optional unread undownloaded unseen)
7222 "Go to the first subject satisfying any non-nil constraint.
7223 If UNREAD is non-nil, the article should be unread.
7224 If UNDOWNLOADED is non-nil, the article should be undownloaded.
7225 If UNSEEN is non-nil, the article should be unseen.
7226 Returns the article selected or nil if there are no matching articles."
7230 ((null gnus-newsgroup-data)
7231 (gnus-message 3 "No articles in the group")
7233 ;; Pick the first article.
7234 ((not (or unread undownloaded unseen))
7235 (goto-char (gnus-data-pos (car gnus-newsgroup-data)))
7236 (gnus-data-number (car gnus-newsgroup-data)))
7237 ;; Find the first unread article.
7239 (let ((data gnus-newsgroup-data))
7241 (let ((num (gnus-data-number (car data))))
7242 (or (memq num gnus-newsgroup-unfetched)
7243 (not (or (and unread
7244 (memq num gnus-newsgroup-unreads))
7246 (memq num gnus-newsgroup-undownloaded))
7248 (memq num gnus-newsgroup-unseen)))))))
7249 (setq data (cdr data)))
7253 (goto-char (gnus-data-pos (car data)))
7254 (gnus-data-number (car data)))
7255 (gnus-message 3 "No more%s articles"
7256 (let* ((r (when unread " unread"))
7257 (d (when undownloaded " undownloaded"))
7258 (s (when unseen " unseen"))
7259 (l (delq nil (list r d s))))
7260 (cond ((= 3 (length l))
7261 (concat r "," d ", or" s))
7263 (concat (car l) ", or" (cadr l)))
7270 (gnus-summary-position-point))))))
7272 (defun gnus-summary-next-subject (n &optional unread dont-display)
7273 "Go to next N'th summary line.
7274 If N is negative, go to the previous N'th subject line.
7275 If UNREAD is non-nil, only unread articles are selected.
7276 The difference between N and the actual number of steps taken is
7279 (let ((backward (< n 0))
7283 (gnus-summary-find-prev unread)
7284 (gnus-summary-find-next unread)))
7285 (unless (zerop (setq n (1- n)))
7286 (gnus-summary-show-thread)))
7288 (gnus-message 7 "No more%s articles"
7289 (if unread " unread" "")))
7290 (unless dont-display
7291 (gnus-summary-recenter)
7292 (gnus-summary-position-point))
7295 (defun gnus-summary-next-unread-subject (n)
7296 "Go to next N'th unread summary line."
7298 (gnus-summary-next-subject n t))
7300 (defun gnus-summary-prev-subject (n &optional unread)
7301 "Go to previous N'th summary line.
7302 If optional argument UNREAD is non-nil, only unread article is selected."
7304 (gnus-summary-next-subject (- n) unread))
7306 (defun gnus-summary-prev-unread-subject (n)
7307 "Go to previous N'th unread summary line."
7309 (gnus-summary-next-subject (- n) t))
7311 (defun gnus-summary-goto-subjects (articles)
7312 "Insert the subject header for ARTICLES in the current buffer."
7314 (dolist (article articles)
7315 (gnus-summary-goto-subject article t)))
7316 (gnus-summary-limit (append articles gnus-newsgroup-limit))
7317 (gnus-summary-position-point))
7319 (defun gnus-summary-goto-subject (article &optional force silent)
7320 "Go the subject line of ARTICLE.
7321 If FORCE, also allow jumping to articles not currently shown."
7322 (interactive "nArticle number: ")
7323 (unless (numberp article)
7324 (error "Article %s is not a number" article))
7326 (data (gnus-data-find article)))
7327 ;; We read in the article if we have to.
7330 (gnus-summary-insert-subject
7332 (if (or (numberp force) (vectorp force)) force)
7334 (setq data (gnus-data-find article)))
7339 (gnus-message 3 "Can't find article %d" article))
7341 (let ((pt (gnus-data-pos data)))
7343 (gnus-summary-set-article-display-arrow pt))
7344 (gnus-summary-position-point)
7347 ;; Walking around summary lines with displaying articles.
7349 (defun gnus-summary-expand-window (&optional arg)
7350 "Make the summary buffer take up the entire Emacs frame.
7351 Given a prefix, will force an `article' buffer configuration."
7354 (gnus-configure-windows 'article 'force)
7355 (gnus-configure-windows 'summary 'force)))
7357 (defun gnus-summary-display-article (article &optional all-header)
7358 "Display ARTICLE in article buffer."
7359 (when (gnus-buffer-live-p gnus-article-buffer)
7360 (with-current-buffer gnus-article-buffer
7361 (mm-enable-multibyte)))
7362 (gnus-set-global-variables)
7363 (when (gnus-buffer-live-p gnus-article-buffer)
7364 (with-current-buffer gnus-article-buffer
7365 (setq gnus-article-charset gnus-newsgroup-charset)
7366 (setq gnus-article-ignored-charsets gnus-newsgroup-ignored-charsets)
7367 (mm-enable-multibyte)))
7371 (if gnus-summary-display-article-function
7372 (funcall gnus-summary-display-article-function article all-header)
7373 (gnus-article-prepare article all-header))
7374 (gnus-run-hooks 'gnus-select-article-hook)
7375 (when (and gnus-current-article
7376 (not (zerop gnus-current-article)))
7377 (gnus-summary-goto-subject gnus-current-article))
7378 (gnus-summary-recenter)
7379 (when (and gnus-use-trees gnus-show-threads)
7380 (gnus-possibly-generate-tree article)
7381 (gnus-highlight-selected-tree article))
7382 ;; Successfully display article.
7383 (gnus-article-set-window-start
7384 (cdr (assq article gnus-newsgroup-bookmarks))))))
7386 (defun gnus-summary-select-article (&optional all-headers force pseudo article)
7387 "Select the current article.
7388 If ALL-HEADERS is non-nil, show all header fields. If FORCE is
7389 non-nil, the article will be re-fetched even if it already present in
7390 the article buffer. If PSEUDO is non-nil, pseudo-articles will also
7392 ;; Make sure we are in the summary buffer to work around bbdb bug.
7393 (unless (eq major-mode 'gnus-summary-mode)
7394 (set-buffer gnus-summary-buffer))
7395 (let ((article (or article (gnus-summary-article-number)))
7396 (all-headers (not (not all-headers))) ;Must be t or nil.
7397 gnus-summary-display-article-function)
7399 (gnus-summary-article-pseudo-p article)
7400 (error "This is a pseudo-article"))
7402 (set-buffer gnus-summary-buffer)
7403 (if (or (and gnus-single-article-buffer
7404 (or (null gnus-current-article)
7405 (null gnus-article-current)
7406 (null (get-buffer gnus-article-buffer))
7407 (not (eq article (cdr gnus-article-current)))
7408 (not (equal (car gnus-article-current)
7409 gnus-newsgroup-name))))
7410 (and (not gnus-single-article-buffer)
7411 (or (null gnus-current-article)
7412 (not (eq gnus-current-article article))))
7414 ;; The requested article is different from the current article.
7416 (gnus-summary-display-article article all-headers)
7417 (when (gnus-buffer-live-p gnus-article-buffer)
7418 (with-current-buffer gnus-article-buffer
7419 (if (not gnus-article-decoded-p) ;; a local variable
7420 (mm-disable-multibyte))))
7421 (gnus-article-set-window-start
7422 (cdr (assq article gnus-newsgroup-bookmarks)))
7426 (defun gnus-summary-force-verify-and-decrypt ()
7427 "Display buttons for signed/encrypted parts and verify/decrypt them."
7429 (let ((mm-verify-option 'known)
7430 (mm-decrypt-option 'known)
7431 (gnus-article-emulate-mime t)
7432 (gnus-buttonized-mime-types (append (list "multipart/signed"
7433 "multipart/encrypted")
7434 gnus-buttonized-mime-types)))
7435 (gnus-summary-select-article nil 'force)))
7437 (defun gnus-summary-set-current-mark (&optional current-mark)
7438 "Obsolete function."
7441 (defun gnus-summary-next-article (&optional unread subject backward push)
7442 "Select the next article.
7443 If UNREAD, only unread articles are selected.
7444 If SUBJECT, only articles with SUBJECT are selected.
7445 If BACKWARD, the previous article is selected instead of the next."
7447 ;; Make sure we are in the summary buffer.
7448 (unless (eq major-mode 'gnus-summary-mode)
7449 (set-buffer gnus-summary-buffer))
7451 ;; Is there such an article?
7452 ((and (gnus-summary-search-forward unread subject backward)
7453 (or (gnus-summary-display-article (gnus-summary-article-number))
7454 (eq (gnus-summary-article-mark) gnus-canceled-mark)))
7455 (gnus-summary-position-point))
7456 ;; If not, we try the first unread, if that is wanted.
7458 gnus-auto-select-same
7459 (gnus-summary-first-unread-article))
7460 (gnus-summary-position-point)
7461 (gnus-message 6 "Wrapped"))
7462 ;; Try to get next/previous article not displayed in this group.
7463 ((and gnus-auto-extend-newsgroup
7464 (not unread) (not subject))
7465 (gnus-summary-goto-article
7466 (if backward (1- gnus-newsgroup-begin) (1+ gnus-newsgroup-end))
7467 nil (count-lines (point-min) (point))))
7468 ;; Go to next/previous group.
7470 (unless (gnus-ephemeral-group-p gnus-newsgroup-name)
7471 (gnus-summary-jump-to-group gnus-newsgroup-name))
7472 (let ((cmd last-command-char)
7474 (with-current-buffer gnus-group-buffer
7477 (if (eq gnus-keep-same-level 'best)
7478 (gnus-summary-best-group gnus-newsgroup-name)
7479 (gnus-summary-search-group backward gnus-keep-same-level))))
7480 ;; For some reason, the group window gets selected. We change
7482 (select-window (get-buffer-window (current-buffer)))
7483 ;; Select next unread newsgroup automagically.
7485 ((or (not gnus-auto-select-next)
7487 (gnus-message 7 "No more%s articles" (if unread " unread" "")))
7488 ((or (eq gnus-auto-select-next 'quietly)
7489 (and (eq gnus-auto-select-next 'slightly-quietly)
7491 (and (eq gnus-auto-select-next 'almost-quietly)
7492 (gnus-summary-last-article-p)))
7494 (if (gnus-ephemeral-group-p gnus-newsgroup-name)
7496 (gnus-message 7 "No more%s articles (%s)..."
7497 (if unread " unread" "")
7498 (if group (concat "selecting " group)
7500 (gnus-summary-next-group nil group backward)))
7502 (when (gnus-key-press-event-p last-input-event)
7503 (gnus-summary-walk-group-buffer
7504 gnus-newsgroup-name cmd unread backward point))))))))
7506 (defun gnus-summary-walk-group-buffer (from-group cmd unread backward start)
7507 (let ((keystrokes '((?\C-n (gnus-group-next-unread-group 1))
7508 (?\C-p (gnus-group-prev-unread-group 1))))
7509 (cursor-in-echo-area t)
7510 keve key group ended prompt)
7512 (set-buffer gnus-group-buffer)
7515 (if (eq gnus-keep-same-level 'best)
7516 (gnus-summary-best-group gnus-newsgroup-name)
7517 (gnus-summary-search-group backward gnus-keep-same-level))))
7521 "No more%s articles%s " (if unread " unread" "")
7523 (not (gnus-ephemeral-group-p gnus-newsgroup-name)))
7524 (format " (Type %s for %s [%s])"
7525 (single-key-description cmd)
7526 (gnus-group-decoded-name group)
7527 (gnus-group-unread group))
7528 (format " (Type %s to exit %s)"
7529 (single-key-description cmd)
7530 (gnus-group-decoded-name gnus-newsgroup-name)))))
7531 ;; Confirm auto selection.
7532 (setq key (car (setq keve (gnus-read-event-char prompt)))
7535 ((assq key keystrokes)
7536 (let ((obuf (current-buffer)))
7537 (switch-to-buffer gnus-group-buffer)
7539 (gnus-group-jump-to-group group))
7540 (eval (cadr (assq key keystrokes)))
7541 (setq group (gnus-group-group-name))
7542 (switch-to-buffer obuf))
7546 (gnus-ephemeral-group-p gnus-newsgroup-name))
7548 (gnus-summary-next-group nil group backward)))
7550 (push (cdr keve) unread-command-events))))))
7552 (defun gnus-summary-next-unread-article ()
7553 "Select unread article after current one."
7555 (gnus-summary-next-article
7556 (or (not (eq gnus-summary-goto-unread 'never))
7557 (gnus-summary-last-article-p (gnus-summary-article-number)))
7558 (and gnus-auto-select-same
7559 (gnus-summary-article-subject))))
7561 (defun gnus-summary-prev-article (&optional unread subject)
7562 "Select the article after the current one.
7563 If UNREAD is non-nil, only unread articles are selected."
7565 (gnus-summary-next-article unread subject t))
7567 (defun gnus-summary-prev-unread-article ()
7568 "Select unread article before current one."
7570 (gnus-summary-prev-article
7571 (or (not (eq gnus-summary-goto-unread 'never))
7572 (gnus-summary-first-article-p (gnus-summary-article-number)))
7573 (and gnus-auto-select-same
7574 (gnus-summary-article-subject))))
7576 (defun gnus-summary-next-page (&optional lines circular stop)
7577 "Show next page of the selected article.
7578 If at the end of the current article, select the next article.
7579 LINES says how many lines should be scrolled up.
7581 If CIRCULAR is non-nil, go to the start of the article instead of
7582 selecting the next article when reaching the end of the current
7585 If STOP is non-nil, just stop when reaching the end of the message.
7587 Also see the variable `gnus-article-skip-boring'."
7589 (setq gnus-summary-buffer (current-buffer))
7590 (gnus-set-global-variables)
7591 (let ((article (gnus-summary-article-number))
7592 (article-window (get-buffer-window gnus-article-buffer t))
7594 ;; If the buffer is empty, we have no article.
7596 (error "No article to select"))
7597 (gnus-configure-windows 'article)
7598 (if (eq (cdr (assq article gnus-newsgroup-reads)) gnus-canceled-mark)
7599 (if (and (eq gnus-summary-goto-unread 'never)
7600 (not (gnus-summary-last-article-p article)))
7601 (gnus-summary-next-article)
7602 (gnus-summary-next-unread-article))
7603 (if (or (null gnus-current-article)
7604 (null gnus-article-current)
7605 (/= article (cdr gnus-article-current))
7606 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7607 ;; Selected subject is different from current article's.
7608 (gnus-summary-display-article article)
7609 (when article-window
7610 (gnus-eval-in-buffer-window gnus-article-buffer
7611 (setq endp (or (gnus-article-next-page lines)
7612 (gnus-article-only-boring-p))))
7615 (gnus-message 3 "End of message"))
7617 (gnus-summary-beginning-of-article))
7619 (gnus-message 3 "End of message"))
7621 (if (and (eq gnus-summary-goto-unread 'never)
7622 (not (gnus-summary-last-article-p article)))
7623 (gnus-summary-next-article)
7624 (gnus-summary-next-unread-article))))))))
7625 (gnus-summary-recenter)
7626 (gnus-summary-position-point)))
7628 (defun gnus-summary-prev-page (&optional lines move)
7629 "Show previous page of selected article.
7630 Argument LINES specifies lines to be scrolled down.
7631 If MOVE, move to the previous unread article if point is at
7632 the beginning of the buffer."
7634 (let ((article (gnus-summary-article-number))
7635 (article-window (get-buffer-window gnus-article-buffer t))
7637 (gnus-configure-windows 'article)
7638 (if (or (null gnus-current-article)
7639 (null gnus-article-current)
7640 (/= article (cdr gnus-article-current))
7641 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7642 ;; Selected subject is different from current article's.
7643 (gnus-summary-display-article article)
7644 (gnus-summary-recenter)
7645 (when article-window
7646 (gnus-eval-in-buffer-window gnus-article-buffer
7647 (setq endp (gnus-article-prev-page lines)))
7648 (when (and move endp)
7650 (gnus-message 3 "Beginning of message"))
7652 (if (and (eq gnus-summary-goto-unread 'never)
7653 (not (gnus-summary-first-article-p article)))
7654 (gnus-summary-prev-article)
7655 (gnus-summary-prev-unread-article))))))))
7656 (gnus-summary-position-point))
7658 (defun gnus-summary-prev-page-or-article (&optional lines)
7659 "Show previous page of selected article.
7660 Argument LINES specifies lines to be scrolled down.
7661 If at the beginning of the article, go to the next article."
7663 (gnus-summary-prev-page lines t))
7665 (defun gnus-summary-scroll-up (lines)
7666 "Scroll up (or down) one line current article.
7667 Argument LINES specifies lines to be scrolled up (or down if negative)."
7669 (gnus-configure-windows 'article)
7670 (gnus-summary-show-thread)
7671 (when (eq (gnus-summary-select-article nil nil 'pseudo) 'old)
7672 (gnus-eval-in-buffer-window gnus-article-buffer
7674 (when (gnus-article-next-page lines)
7675 (gnus-message 3 "End of message")))
7677 (gnus-article-prev-page (- lines))))))
7678 (gnus-summary-recenter)
7679 (gnus-summary-position-point))
7681 (defun gnus-summary-scroll-down (lines)
7682 "Scroll down (or up) one line current article.
7683 Argument LINES specifies lines to be scrolled down (or up if negative)."
7685 (gnus-summary-scroll-up (- lines)))
7687 (defun gnus-summary-next-same-subject ()
7688 "Select next article which has the same subject as current one."
7690 (gnus-summary-next-article nil (gnus-summary-article-subject)))
7692 (defun gnus-summary-prev-same-subject ()
7693 "Select previous article which has the same subject as current one."
7695 (gnus-summary-prev-article nil (gnus-summary-article-subject)))
7697 (defun gnus-summary-next-unread-same-subject ()
7698 "Select next unread article which has the same subject as current one."
7700 (gnus-summary-next-article t (gnus-summary-article-subject)))
7702 (defun gnus-summary-prev-unread-same-subject ()
7703 "Select previous unread article which has the same subject as current one."
7705 (gnus-summary-prev-article t (gnus-summary-article-subject)))
7707 (defun gnus-summary-first-unread-article ()
7708 "Select the first unread article.
7709 Return nil if there are no unread articles."
7712 (when (gnus-summary-first-subject t)
7713 (gnus-summary-show-thread)
7714 (gnus-summary-first-subject t)
7715 (gnus-summary-display-article (gnus-summary-article-number)))
7716 (gnus-summary-position-point)))
7718 (defun gnus-summary-first-unread-subject ()
7719 "Place the point on the subject line of the first unread article.
7720 Return nil if there are no unread articles."
7723 (when (gnus-summary-first-subject t)
7724 (gnus-summary-show-thread)
7725 (gnus-summary-first-subject t))
7726 (gnus-summary-position-point)))
7728 (defun gnus-summary-first-unseen-subject ()
7729 "Place the point on the subject line of the first unseen article.
7730 Return nil if there are no unseen articles."
7733 (when (gnus-summary-first-subject nil nil t)
7734 (gnus-summary-show-thread)
7735 (gnus-summary-first-subject nil nil t))
7736 (gnus-summary-position-point)))
7738 (defun gnus-summary-first-unseen-or-unread-subject ()
7739 "Place the point on the subject line of the first unseen article or,
7740 if all article have been seen, on the subject line of the first unread
7744 (unless (when (gnus-summary-first-subject nil nil t)
7745 (gnus-summary-show-thread)
7746 (gnus-summary-first-subject nil nil t))
7747 (when (gnus-summary-first-subject t)
7748 (gnus-summary-show-thread)
7749 (gnus-summary-first-subject t)))
7750 (gnus-summary-position-point)))
7752 (defun gnus-summary-first-article ()
7753 "Select the first article.
7754 Return nil if there are no articles."
7757 (when (gnus-summary-first-subject)
7758 (gnus-summary-show-thread)
7759 (gnus-summary-first-subject)
7760 (gnus-summary-display-article (gnus-summary-article-number)))
7761 (gnus-summary-position-point)))
7763 (defun gnus-summary-best-unread-article (&optional arg)
7764 "Select the unread article with the highest score.
7765 If given a prefix argument, select the next unread article that has a
7766 score higher than the default score."
7768 (let ((article (if arg
7769 (gnus-summary-better-unread-subject)
7770 (gnus-summary-best-unread-subject))))
7772 (gnus-summary-goto-article article)
7773 (error "No unread articles"))))
7775 (defun gnus-summary-best-unread-subject ()
7776 "Select the unread subject with the highest score."
7778 (let ((best -1000000)
7779 (data gnus-newsgroup-data)
7782 (and (gnus-data-unread-p (car data))
7784 (gnus-summary-article-score (gnus-data-number (car data))))
7787 article (gnus-data-number (car data))))
7788 (setq data (cdr data)))
7790 (gnus-summary-goto-subject article))
7791 (gnus-summary-position-point)
7794 (defun gnus-summary-better-unread-subject ()
7795 "Select the first unread subject that has a score over the default score."
7797 (let ((data gnus-newsgroup-data)
7799 (while (and (setq article (gnus-data-number (car data)))
7800 (or (gnus-data-read-p (car data))
7801 (not (> (gnus-summary-article-score article)
7802 gnus-summary-default-score))))
7803 (setq data (cdr data)))
7805 (gnus-summary-goto-subject article))
7806 (gnus-summary-position-point)
7809 (defun gnus-summary-last-subject ()
7810 "Go to the last displayed subject line in the group."
7811 (let ((article (gnus-data-number (car (gnus-data-list t)))))
7813 (gnus-summary-goto-subject article))))
7815 (defun gnus-summary-goto-article (article &optional all-headers force)
7816 "Fetch ARTICLE (article number or Message-ID) and display it if it exists.
7817 If ALL-HEADERS is non-nil, no header lines are hidden.
7818 If FORCE, go to the article even if it isn't displayed. If FORCE
7819 is a number, it is the line the article is to be displayed on."
7823 "Article number or Message-ID: "
7824 (mapcar (lambda (number) (list (int-to-string number)))
7825 gnus-newsgroup-limit))
7829 (if (and (stringp article)
7830 (string-match "@\\|%40" article))
7831 (gnus-summary-refer-article article)
7832 (when (stringp article)
7833 (setq article (string-to-number article)))
7834 (if (gnus-summary-goto-subject article force)
7835 (gnus-summary-display-article article all-headers)
7836 (gnus-message 4 "Couldn't go to article %s" article) nil))
7837 (gnus-summary-position-point)))
7839 (defun gnus-summary-goto-last-article ()
7840 "Go to the previously read article."
7843 (when gnus-last-article
7844 (gnus-summary-goto-article gnus-last-article nil t))
7845 (gnus-summary-position-point)))
7847 (defun gnus-summary-pop-article (number)
7848 "Pop one article off the history and go to the previous.
7849 NUMBER articles will be popped off."
7852 (setq gnus-newsgroup-history
7853 (cdr (setq to (nthcdr number gnus-newsgroup-history))))
7855 (gnus-summary-goto-article (car to) nil t)
7856 (error "Article history empty")))
7857 (gnus-summary-position-point))
7859 ;; Summary commands and functions for limiting the summary buffer.
7861 (defun gnus-summary-limit-to-articles (n)
7862 "Limit the summary buffer to the next N articles.
7863 If not given a prefix, use the process marked articles instead."
7866 (let ((articles (gnus-summary-work-articles n)))
7867 (setq gnus-newsgroup-processable nil)
7868 (gnus-summary-limit articles))
7869 (gnus-summary-position-point)))
7871 (defun gnus-summary-pop-limit (&optional total)
7872 "Restore the previous limit.
7873 If given a prefix, remove all limits."
7876 (setq gnus-newsgroup-limits
7877 (list (mapcar (lambda (h) (mail-header-number h))
7878 gnus-newsgroup-headers))))
7879 (unless gnus-newsgroup-limits
7880 (error "No limit to pop"))
7882 (gnus-summary-limit nil 'pop)
7883 (gnus-summary-position-point)))
7885 (defun gnus-summary-limit-to-subject (subject &optional header not-matching)
7886 "Limit the summary buffer to articles that have subjects that match a regexp.
7887 If NOT-MATCHING, excluding articles that have subjects that match a regexp."
7889 (list (read-string (if current-prefix-arg
7890 "Exclude subject (regexp): "
7891 "Limit to subject (regexp): "))
7892 nil current-prefix-arg))
7894 (setq header "subject"))
7895 (when (not (equal "" subject))
7897 (let ((articles (gnus-summary-find-matching
7898 (or header "subject") subject 'all nil nil
7901 (error "Found no matches for \"%s\"" subject))
7902 (gnus-summary-limit articles))
7903 (gnus-summary-position-point))))
7905 (defun gnus-summary-limit-to-author (from &optional not-matching)
7906 "Limit the summary buffer to articles that have authors that match a regexp.
7907 If NOT-MATCHING, excluding articles that have authors that match a regexp."
7909 (list (read-string (if current-prefix-arg
7910 "Exclude author (regexp): "
7911 "Limit to author (regexp): "))
7912 current-prefix-arg))
7913 (gnus-summary-limit-to-subject from "from" not-matching))
7915 (defun gnus-summary-limit-to-recipient (recipient &optional not-matching)
7916 "Limit the summary buffer to articles with the given RECIPIENT.
7918 If NOT-MATCHING, exclude RECIPIENT.
7920 To and Cc headers are checked. You need to include them in
7921 `nnmail-extra-headers'."
7922 ;; Unlike `rmail-summary-by-recipients', doesn't include From.
7924 (list (read-string (format "%s recipient (regexp): "
7925 (if current-prefix-arg "Exclude" "Limit to")))
7926 current-prefix-arg))
7927 (when (not (equal "" recipient))
7929 (if (memq 'To nnmail-extra-headers)
7930 (gnus-summary-find-matching
7931 (cons 'extra 'To) recipient 'all nil nil
7934 1 "`To' isn't present in `nnmail-extra-headers'")
7938 (if (memq 'Cc nnmail-extra-headers)
7939 (gnus-summary-find-matching
7940 (cons 'extra 'Cc) recipient 'all nil nil
7943 1 "`Cc' isn't present in `nnmail-extra-headers'")
7948 ;; We need the numbers that are in both lists:
7950 (and (memq a to) a))
7954 (error "Found no matches for \"%s\"" recipient))
7955 (gnus-summary-limit articles))
7956 (gnus-summary-position-point))))
7958 (defun gnus-summary-limit-strange-charsets-predicate (header)
7959 (let ((string (concat (mail-header-subject header)
7960 (mail-header-from header)))
7962 (dotimes (i (1- (length string)))
7963 (setq charset (format "%s" (char-charset (aref string (1+ i)))))
7964 (when (string-match "unicode\\|big\\|japanese" charset)
7968 (defun gnus-summary-limit-to-predicate (predicate)
7969 "Limit to articles where PREDICATE returns non-nil.
7970 PREDICATE will be called with the header structures of the
7972 (let ((articles nil)
7973 (case-fold-search t))
7974 (dolist (header gnus-newsgroup-headers)
7975 (when (funcall predicate header)
7976 (push (mail-header-number header) articles)))
7977 (gnus-summary-limit (nreverse articles))))
7979 (defun gnus-summary-limit-to-age (age &optional younger-p)
7980 "Limit the summary buffer to articles that are older than (or equal) AGE days.
7981 If YOUNGER-P (the prefix) is non-nil, limit the summary buffer to
7982 articles that are younger than AGE days."
7984 (let ((younger current-prefix-arg)
7987 (while (not days-got)
7988 (setq days (if younger
7989 (read-string "Limit to articles younger than (in days, older when negative): ")
7991 "Limit to articles older than (in days, younger when negative): ")))
7992 (when (> (length days) 0)
7993 (setq days (read days)))
7998 (setq younger (not younger))
7999 (setq days (* days -1))))
8000 (message "Please enter a number.")
8002 (list days younger)))
8004 (let ((data gnus-newsgroup-data)
8005 (cutoff (days-to-time age))
8006 articles d date is-younger)
8007 (while (setq d (pop data))
8008 (when (and (vectorp (gnus-data-header d))
8009 (setq date (mail-header-date (gnus-data-header d))))
8010 (setq is-younger (time-less-p
8011 (time-since (condition-case ()
8018 (push (gnus-data-number d) articles))))
8019 (gnus-summary-limit (nreverse articles)))
8020 (gnus-summary-position-point)))
8022 (defun gnus-summary-limit-to-extra (header regexp &optional not-matching)
8023 "Limit the summary buffer to articles that match an 'extra' header."
8027 (gnus-completing-read-with-default
8028 (symbol-name (car gnus-extra-headers))
8029 (if current-prefix-arg
8030 "Exclude extra header"
8031 "Limit extra header")
8033 (cons (symbol-name x) x))
8038 (read-string (format "%s header %s (regexp): "
8039 (if current-prefix-arg "Exclude" "Limit to")
8041 current-prefix-arg)))
8042 (when (not (equal "" regexp))
8044 (let ((articles (gnus-summary-find-matching
8045 (cons 'extra header) regexp 'all nil nil
8048 (error "Found no matches for \"%s\"" regexp))
8049 (gnus-summary-limit articles))
8050 (gnus-summary-position-point))))
8052 (defun gnus-summary-limit-to-display-predicate ()
8053 "Limit the summary buffer to the predicated in the `display' group parameter."
8055 (unless gnus-newsgroup-display
8056 (error "There is no `display' group parameter"))
8058 (dolist (number gnus-newsgroup-articles)
8059 (when (funcall gnus-newsgroup-display)
8060 (push number articles)))
8061 (gnus-summary-limit articles))
8062 (gnus-summary-position-point))
8064 (defalias 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
8066 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
8068 (defun gnus-summary-limit-to-unread (&optional all)
8069 "Limit the summary buffer to articles that are not marked as read.
8070 If ALL is non-nil, limit strictly to unread articles."
8073 (gnus-summary-limit-to-marks (char-to-string gnus-unread-mark))
8074 (gnus-summary-limit-to-marks
8075 ;; Concat all the marks that say that an article is read and have
8077 (list gnus-del-mark gnus-read-mark gnus-ancient-mark
8078 gnus-killed-mark gnus-spam-mark gnus-kill-file-mark
8079 gnus-low-score-mark gnus-expirable-mark
8080 gnus-canceled-mark gnus-catchup-mark gnus-sparse-mark
8081 gnus-duplicate-mark gnus-souped-mark)
8084 (defun gnus-summary-limit-to-headers (match &optional reverse)
8085 "Limit the summary buffer to articles that have headers that match MATCH.
8086 If REVERSE (the prefix), limit to articles that don't match."
8087 (interactive "sMatch headers (regexp): \nP")
8088 (gnus-summary-limit-to-bodies match reverse t))
8090 (defun gnus-summary-limit-to-bodies (match &optional reverse headersp)
8091 "Limit the summary buffer to articles that have bodies that match MATCH.
8092 If REVERSE (the prefix), limit to articles that don't match."
8093 (interactive "sMatch body (regexp): \nP")
8094 (let ((articles nil)
8095 (gnus-select-article-hook nil) ;Disable hook.
8096 (gnus-article-prepare-hook nil)
8097 (gnus-use-article-prefetch nil)
8098 (gnus-keep-backlog nil)
8099 (gnus-break-pages nil)
8100 (gnus-summary-display-arrow nil)
8101 (gnus-updated-mode-lines nil)
8102 (gnus-auto-center-summary nil)
8103 (gnus-display-mime-function nil))
8104 (dolist (data gnus-newsgroup-data)
8105 (let (gnus-mark-article-hook)
8106 (gnus-summary-select-article t t nil (gnus-data-number data)))
8108 (set-buffer gnus-article-buffer)
8110 (let* ((case-fold-search t)
8112 (re-search-backward match nil t)
8113 (re-search-forward match nil t))))
8114 (when (or (and found
8118 (push (gnus-data-number data) articles)))))
8120 (message "No messages matched")
8121 (gnus-summary-limit articles)))
8122 (gnus-summary-position-point))
8124 (defun gnus-summary-limit-to-singletons (&optional threadsp)
8125 "Limit the summary buffer to articles that aren't part on any thread.
8126 If THREADSP (the prefix), limit to articles that are in threads."
8128 (let ((articles nil)
8131 (dolist (thread gnus-newsgroup-threads)
8132 (if (stringp (car thread))
8133 (dolist (thread (cdr thread))
8134 (push thread threads))
8135 (push thread threads)))
8136 (dolist (thread threads)
8137 (setq thread-articles (gnus-articles-in-thread thread))
8138 (when (or (and threadsp
8139 (> (length thread-articles) 1))
8141 (= (length thread-articles) 1)))
8142 (setq articles (nconc thread-articles articles))))
8144 (message "No messages matched")
8145 (gnus-summary-limit articles))
8146 (gnus-summary-position-point)))
8148 (defun gnus-summary-limit-to-replied (&optional unreplied)
8149 "Limit the summary buffer to replied articles.
8150 If UNREPLIED (the prefix), limit to unreplied articles."
8154 (gnus-set-difference gnus-newsgroup-articles
8155 gnus-newsgroup-replied))
8156 (gnus-summary-limit gnus-newsgroup-replied))
8157 (gnus-summary-position-point))
8159 (defalias 'gnus-summary-delete-marked-with 'gnus-summary-limit-exclude-marks)
8160 (make-obsolete 'gnus-summary-delete-marked-with
8161 'gnus-summary-limit-exclude-marks)
8163 (defun gnus-summary-limit-exclude-marks (marks &optional reverse)
8164 "Exclude articles that are marked with MARKS (e.g. \"DK\").
8165 If REVERSE, limit the summary buffer to articles that are marked
8166 with MARKS. MARKS can either be a string of marks or a list of marks.
8167 Returns how many articles were removed."
8168 (interactive "sMarks: ")
8169 (gnus-summary-limit-to-marks marks t))
8171 (defun gnus-summary-limit-to-marks (marks &optional reverse)
8172 "Limit the summary buffer to articles that are marked with MARKS (e.g. \"DK\").
8173 If REVERSE (the prefix), limit the summary buffer to articles that are
8174 not marked with MARKS. MARKS can either be a string of marks or a
8176 Returns how many articles were removed."
8177 (interactive "sMarks: \nP")
8179 (let ((data gnus-newsgroup-data)
8180 (marks (if (listp marks) marks
8181 (append marks nil))) ; Transform to list.
8184 (when (if reverse (not (memq (gnus-data-mark (car data)) marks))
8185 (memq (gnus-data-mark (car data)) marks))
8186 (push (gnus-data-number (car data)) articles))
8187 (setq data (cdr data)))
8188 (gnus-summary-limit articles))
8189 (gnus-summary-position-point)))
8191 (defun gnus-summary-limit-to-score (score)
8192 "Limit to articles with score at or above SCORE."
8193 (interactive "NLimit to articles with score of at least: ")
8194 (let ((data gnus-newsgroup-data)
8197 (when (>= (gnus-summary-article-score (gnus-data-number (car data)))
8199 (push (gnus-data-number (car data)) articles))
8200 (setq data (cdr data)))
8202 (gnus-summary-limit articles)
8203 (gnus-summary-position-point))))
8205 (defun gnus-summary-limit-to-unseen ()
8206 "Limit to unseen articles."
8209 (gnus-summary-limit gnus-newsgroup-unseen)
8210 (gnus-summary-position-point)))
8212 (defun gnus-summary-limit-include-thread (id)
8213 "Display all the hidden articles that is in the thread with ID in it.
8214 When called interactively, ID is the Message-ID of the current
8216 (interactive (list (mail-header-id (gnus-summary-article-header))))
8217 (let ((articles (gnus-articles-in-thread
8218 (gnus-id-to-thread (gnus-root-id id)))))
8220 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
8221 (gnus-summary-limit-include-matching-articles
8223 (regexp-quote (gnus-simplify-subject-re
8224 (mail-header-subject (gnus-id-to-header id)))))
8225 (gnus-summary-position-point))))
8227 (defun gnus-summary-limit-include-matching-articles (header regexp)
8228 "Display all the hidden articles that have HEADERs that match REGEXP."
8229 (interactive (list (read-string "Match on header: ")
8230 (read-string "Regexp: ")))
8231 (let ((articles (gnus-find-matching-articles header regexp)))
8233 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
8234 (gnus-summary-position-point))))
8236 (defun gnus-summary-insert-dormant-articles ()
8237 "Insert all the dormant articles for this group into the current buffer."
8239 (let ((gnus-verbose (max 6 gnus-verbose)))
8240 (if (not gnus-newsgroup-dormant)
8241 (gnus-message 3 "No dormant articles for this group")
8242 (gnus-summary-goto-subjects gnus-newsgroup-dormant))))
8244 (defun gnus-summary-insert-ticked-articles ()
8245 "Insert ticked articles for this group into the current buffer."
8247 (let ((gnus-verbose (max 6 gnus-verbose)))
8248 (if (not gnus-newsgroup-marked)
8249 (gnus-message 3 "No ticked articles for this group")
8250 (gnus-summary-goto-subjects gnus-newsgroup-marked))))
8252 (defun gnus-summary-limit-include-dormant ()
8253 "Display all the hidden articles that are marked as dormant.
8254 Note that this command only works on a subset of the articles currently
8255 fetched for this group."
8257 (unless gnus-newsgroup-dormant
8258 (error "There are no dormant articles in this group"))
8260 (gnus-summary-limit (append gnus-newsgroup-dormant gnus-newsgroup-limit))
8261 (gnus-summary-position-point)))
8263 (defun gnus-summary-limit-exclude-dormant ()
8264 "Hide all dormant articles."
8267 (gnus-summary-limit-to-marks (list gnus-dormant-mark) 'reverse)
8268 (gnus-summary-position-point)))
8270 (defun gnus-summary-limit-exclude-childless-dormant ()
8271 "Hide all dormant articles that have no children."
8273 (let ((data (gnus-data-list t))
8274 articles d children)
8275 ;; Find all articles that are either not dormant or have
8277 (while (setq d (pop data))
8278 (when (or (not (= (gnus-data-mark d) gnus-dormant-mark))
8280 (gnus-article-children (gnus-data-number d)))
8283 (when (memq (car children) articles)
8288 (push (gnus-data-number d) articles)))
8291 (gnus-summary-limit articles)
8292 (gnus-summary-position-point))))
8294 (defun gnus-summary-limit-mark-excluded-as-read (&optional all)
8295 "Mark all unread excluded articles as read.
8296 If ALL, mark even excluded ticked and dormants as read."
8298 (setq gnus-newsgroup-limit (sort gnus-newsgroup-limit '<))
8299 (let ((articles (gnus-sorted-ndifference
8301 (mapcar (lambda (h) (mail-header-number h))
8302 gnus-newsgroup-headers)
8304 gnus-newsgroup-limit))
8306 (setq gnus-newsgroup-unreads
8307 (gnus-sorted-intersection gnus-newsgroup-unreads
8308 gnus-newsgroup-limit))
8310 (setq gnus-newsgroup-dormant nil
8311 gnus-newsgroup-marked nil
8312 gnus-newsgroup-reads
8314 (mapcar (lambda (n) (cons n gnus-catchup-mark)) articles)
8315 gnus-newsgroup-reads))
8316 (while (setq article (pop articles))
8317 (unless (or (memq article gnus-newsgroup-dormant)
8318 (memq article gnus-newsgroup-marked))
8319 (push (cons article gnus-catchup-mark) gnus-newsgroup-reads))))))
8321 (defun gnus-summary-limit (articles &optional pop)
8323 ;; We pop the previous limit off the stack and use that.
8324 (setq articles (car gnus-newsgroup-limits)
8325 gnus-newsgroup-limits (cdr gnus-newsgroup-limits))
8326 ;; We use the new limit, so we push the old limit on the stack.
8327 (push gnus-newsgroup-limit gnus-newsgroup-limits))
8329 (setq gnus-newsgroup-limit articles)
8330 (let ((total (length gnus-newsgroup-data))
8331 (data (gnus-data-find-list (gnus-summary-article-number)))
8332 (gnus-summary-mark-below nil) ; Inhibit this.
8334 ;; This will do all the work of generating the new summary buffer
8335 ;; according to the new limit.
8336 (gnus-summary-prepare)
8337 ;; Hide any threads, possibly.
8338 (gnus-summary-maybe-hide-threads)
8339 ;; Try to return to the article you were at, or one in the
8342 ;; We try to find some article after the current one.
8344 (when (gnus-summary-goto-subject (gnus-data-number (car data)) nil t)
8347 (setq data (cdr data))))
8349 ;; If there is no data, that means that we were after the last
8350 ;; article. The same goes when we can't find any articles
8351 ;; after the current one.
8352 (goto-char (point-max))
8353 (gnus-summary-find-prev))
8354 (gnus-set-mode-line 'summary)
8355 ;; We return how many articles were removed from the summary
8356 ;; buffer as a result of the new limit.
8357 (- total (length gnus-newsgroup-data))))
8359 (defsubst gnus-invisible-cut-children (threads)
8362 (when (memq (mail-header-number (caar threads)) gnus-newsgroup-limit)
8367 (defsubst gnus-cut-thread (thread)
8368 "Go forwards in the thread until we find an article that we want to display."
8369 (when (or (eq gnus-fetch-old-headers 'some)
8370 (eq gnus-fetch-old-headers 'invisible)
8371 (numberp gnus-fetch-old-headers)
8372 (eq gnus-build-sparse-threads 'some)
8373 (eq gnus-build-sparse-threads 'more))
8374 ;; Deal with old-fetched headers and sparse threads.
8378 (gnus-summary-article-sparse-p (mail-header-number (car thread)))
8379 (gnus-summary-article-ancient-p
8380 (mail-header-number (car thread))))
8381 (if (or (<= (length (cdr thread)) 1)
8382 (eq gnus-fetch-old-headers 'invisible))
8383 (setq gnus-newsgroup-limit
8384 (delq (mail-header-number (car thread))
8385 gnus-newsgroup-limit)
8386 thread (cadr thread))
8387 (when (gnus-invisible-cut-children (cdr thread))
8388 (let ((th (cdr thread)))
8390 (if (memq (mail-header-number (caar th))
8391 gnus-newsgroup-limit)
8392 (setq thread (car th)
8394 (setq th (cdr th))))))))))
8397 (defun gnus-cut-threads (threads)
8398 "Cut off all uninteresting articles from the beginning of THREADS."
8399 (when (or (eq gnus-fetch-old-headers 'some)
8400 (eq gnus-fetch-old-headers 'invisible)
8401 (numberp gnus-fetch-old-headers)
8402 (eq gnus-build-sparse-threads 'some)
8403 (eq gnus-build-sparse-threads 'more))
8406 (setcar th (gnus-cut-thread (car th)))
8407 (setq th (cdr th)))))
8408 ;; Remove nixed out threads.
8411 (defun gnus-summary-initial-limit (&optional show-if-empty)
8412 "Figure out what the initial limit is supposed to be on group entry.
8413 This entails weeding out unwanted dormants, low-scored articles,
8414 fetch-old-headers verbiage, and so on."
8415 ;; Most groups have nothing to remove.
8416 (if (or gnus-inhibit-limiting
8417 (and (null gnus-newsgroup-dormant)
8418 (eq gnus-newsgroup-display 'gnus-not-ignore)
8419 (not (eq gnus-fetch-old-headers 'some))
8420 (not (numberp gnus-fetch-old-headers))
8421 (not (eq gnus-fetch-old-headers 'invisible))
8422 (null gnus-summary-expunge-below)
8423 (not (eq gnus-build-sparse-threads 'some))
8424 (not (eq gnus-build-sparse-threads 'more))
8425 (null gnus-thread-expunge-below)
8426 (not gnus-use-nocem)))
8428 (push gnus-newsgroup-limit gnus-newsgroup-limits)
8429 (setq gnus-newsgroup-limit nil)
8432 (unless (car (symbol-value node))
8433 ;; These threads have no parents -- they are roots.
8434 (let ((nodes (cdr (symbol-value node)))
8437 (if (and gnus-thread-expunge-below
8438 (< (gnus-thread-total-score (car nodes))
8439 gnus-thread-expunge-below))
8440 (gnus-expunge-thread (pop nodes))
8441 (setq thread (pop nodes))
8442 (gnus-summary-limit-children thread))))))
8443 gnus-newsgroup-dependencies)
8444 ;; If this limitation resulted in an empty group, we might
8445 ;; pop the previous limit and use it instead.
8446 (when (and (not gnus-newsgroup-limit)
8448 (setq gnus-newsgroup-limit (pop gnus-newsgroup-limits)))
8449 gnus-newsgroup-limit))
8451 (defun gnus-summary-limit-children (thread)
8452 "Return 1 if this subthread is visible and 0 if it is not."
8453 ;; First we get the number of visible children to this thread. This
8454 ;; is done by recursing down the thread using this function, so this
8455 ;; will really go down to a leaf article first, before slowly
8456 ;; working its way up towards the root.
8458 (let* ((max-lisp-eval-depth (max 5000 max-lisp-eval-depth))
8461 (apply '+ (mapcar 'gnus-summary-limit-children
8464 (number (mail-header-number (car thread)))
8467 (not (memq number gnus-newsgroup-marked))
8469 ;; If this article is dormant and has absolutely no visible
8470 ;; children, then this article isn't visible.
8471 (and (memq number gnus-newsgroup-dormant)
8473 ;; If this is "fetch-old-headered" and there is no
8474 ;; visible children, then we don't want this article.
8475 (and (or (eq gnus-fetch-old-headers 'some)
8476 (numberp gnus-fetch-old-headers))
8477 (gnus-summary-article-ancient-p number)
8479 ;; If this is "fetch-old-headered" and `invisible', then
8480 ;; we don't want this article.
8481 (and (eq gnus-fetch-old-headers 'invisible)
8482 (gnus-summary-article-ancient-p number))
8483 ;; If this is a sparsely inserted article with no children,
8484 ;; we don't want it.
8485 (and (eq gnus-build-sparse-threads 'some)
8486 (gnus-summary-article-sparse-p number)
8488 ;; If we use expunging, and this article is really
8489 ;; low-scored, then we don't want this article.
8490 (when (and gnus-summary-expunge-below
8492 (or (cdr (assq number gnus-newsgroup-scored))
8493 gnus-summary-default-score))
8494 gnus-summary-expunge-below))
8495 ;; We increase the expunge-tally here, but that has
8496 ;; nothing to do with the limits, really.
8497 (incf gnus-newsgroup-expunged-tally)
8498 ;; We also mark as read here, if that's wanted.
8499 (when (and gnus-summary-mark-below
8500 (< score gnus-summary-mark-below))
8501 (setq gnus-newsgroup-unreads
8502 (delq number gnus-newsgroup-unreads))
8503 (if gnus-newsgroup-auto-expire
8504 (push number gnus-newsgroup-expirable)
8505 (push (cons number gnus-low-score-mark)
8506 gnus-newsgroup-reads)))
8508 ;; Do the `display' group parameter.
8509 (and gnus-newsgroup-display
8510 (not (funcall gnus-newsgroup-display)))
8511 ;; Check NoCeM things.
8512 (when (and gnus-use-nocem
8513 (gnus-nocem-unwanted-article-p
8514 (mail-header-id (car thread))))
8515 (setq gnus-newsgroup-unreads
8516 (delq number gnus-newsgroup-unreads))
8518 ;; Nope, invisible article.
8520 ;; Ok, this article is to be visible, so we add it to the limit
8522 (push number gnus-newsgroup-limit)
8525 (defun gnus-expunge-thread (thread)
8526 "Mark all articles in THREAD as read."
8527 (let* ((number (mail-header-number (car thread))))
8528 (incf gnus-newsgroup-expunged-tally)
8529 ;; We also mark as read here, if that's wanted.
8530 (setq gnus-newsgroup-unreads
8531 (delq number gnus-newsgroup-unreads))
8532 (if gnus-newsgroup-auto-expire
8533 (push number gnus-newsgroup-expirable)
8534 (push (cons number gnus-low-score-mark)
8535 gnus-newsgroup-reads)))
8536 ;; Go recursively through all subthreads.
8537 (mapcar 'gnus-expunge-thread (cdr thread)))
8539 ;; Summary article oriented commands
8541 (defun gnus-summary-refer-parent-article (n)
8542 "Refer parent article N times.
8543 If N is negative, go to ancestor -N instead.
8544 The difference between N and the number of articles fetched is returned."
8548 (when (not (natnump n))
8553 (setq header (gnus-summary-article-header))
8554 (if (and (eq (mail-header-number header)
8555 (cdr gnus-article-current))
8556 (equal gnus-newsgroup-name
8557 (car gnus-article-current)))
8558 ;; If we try to find the parent of the currently
8559 ;; displayed article, then we take a look at the actual
8560 ;; References header, since this is slightly more
8561 ;; reliable than the References field we got from the
8564 (set-buffer gnus-original-article-buffer)
8565 (nnheader-narrow-to-headers)
8566 (unless (setq ref (message-fetch-field "references"))
8567 (when (setq ref (message-fetch-field "in-reply-to"))
8568 (setq ref (gnus-extract-message-id-from-in-reply-to ref))))
8571 ;; It's not the current article, so we take a bet on
8572 ;; the value we got from the server.
8573 (mail-header-references header)))
8575 (not (equal ref "")))
8576 (unless (gnus-summary-refer-article (gnus-parent-id ref skip))
8577 (gnus-message 1 "Couldn't find parent"))
8578 (gnus-message 1 "No references in article %d"
8579 (gnus-summary-article-number))
8582 (gnus-summary-position-point)
8585 (defun gnus-summary-refer-references ()
8586 "Fetch all articles mentioned in the References header.
8587 Return the number of articles fetched."
8589 (let ((ref (mail-header-references (gnus-summary-article-header)))
8590 (current (gnus-summary-article-number))
8594 (error "No References in the current article")
8595 ;; For each Message-ID in the References header...
8596 (while (string-match "<[^>]*>" ref)
8598 ;; ... fetch that article.
8599 (gnus-summary-refer-article
8600 (prog1 (match-string 0 ref)
8601 (setq ref (substring ref (match-end 0))))))
8602 (gnus-summary-goto-subject current)
8603 (gnus-summary-position-point)
8606 (defun gnus-summary-refer-thread (&optional limit)
8607 "Fetch all articles in the current thread.
8608 If LIMIT (the numerical prefix), fetch that many old headers instead
8609 of what's specified by the `gnus-refer-thread-limit' variable."
8611 (let ((id (mail-header-id (gnus-summary-article-header)))
8612 (limit (if limit (prefix-numeric-value limit)
8613 gnus-refer-thread-limit)))
8614 (unless (eq gnus-fetch-old-headers 'invisible)
8615 (gnus-message 5 "Fetching headers for %s..." gnus-newsgroup-name)
8616 ;; Retrieve the headers and read them in.
8617 (if (eq (if (numberp limit)
8618 (gnus-retrieve-headers
8620 (+ (mail-header-number
8621 (gnus-summary-article-header))
8623 gnus-newsgroup-end))
8624 gnus-newsgroup-name (* limit 2))
8625 ;; gnus-refer-thread-limit is t, i.e. fetch _all_
8627 (gnus-retrieve-headers (list gnus-newsgroup-end)
8628 gnus-newsgroup-name limit))
8630 (gnus-build-all-threads)
8631 (error "Can't fetch thread from back ends that don't support NOV"))
8632 (gnus-message 5 "Fetching headers for %s...done" gnus-newsgroup-name))
8633 (gnus-summary-limit-include-thread id)))
8635 (defun gnus-summary-refer-article (message-id)
8636 "Fetch an article specified by MESSAGE-ID."
8637 (interactive "sMessage-ID: ")
8638 (when (and (stringp message-id)
8639 (not (zerop (length message-id))))
8640 (setq message-id (gnus-replace-in-string message-id " " ""))
8641 ;; Construct the correct Message-ID if necessary.
8642 ;; Suggested by tale@pawl.rpi.edu.
8643 (unless (string-match "^<" message-id)
8644 (setq message-id (concat "<" message-id)))
8645 (unless (string-match ">$" message-id)
8646 (setq message-id (concat message-id ">")))
8647 ;; People often post MIDs from URLs, so unhex it:
8648 (unless (string-match "@" message-id)
8649 (setq message-id (gnus-url-unhex-string message-id)))
8650 (let* ((header (gnus-id-to-header message-id))
8652 (gnus-summary-article-sparse-p
8653 (mail-header-number header))
8654 (memq (mail-header-number header)
8655 gnus-newsgroup-limit)))
8658 ;; If the article is present in the buffer we just go to it.
8660 (or (not (gnus-summary-article-sparse-p
8661 (mail-header-number header)))
8664 (gnus-summary-goto-article
8665 (mail-header-number header) nil t)
8667 (gnus-summary-update-article (mail-header-number header)))))
8669 ;; We fetch the article.
8671 (dolist (gnus-override-method (gnus-refer-article-methods))
8672 (when (and (gnus-check-server gnus-override-method)
8673 ;; Fetch the header,
8674 (setq number (gnus-summary-insert-subject message-id)))
8675 ;; and display the article.
8676 (gnus-summary-select-article nil nil nil number)
8678 (gnus-message 3 "Couldn't fetch article %s" message-id)))))))
8680 (defun gnus-refer-article-methods ()
8681 "Return a list of referable methods."
8683 ;; No method, so we default to current and native.
8684 ((null gnus-refer-article-method)
8685 (list gnus-current-select-method gnus-select-method))
8687 ((eq 'current gnus-refer-article-method)
8688 (list gnus-current-select-method))
8689 ;; List of select methods.
8690 ((not (and (symbolp (car gnus-refer-article-method))
8691 (assq (car gnus-refer-article-method) nnoo-definition-alist)))
8693 (dolist (method gnus-refer-article-method)
8694 (push (if (eq 'current method)
8695 gnus-current-select-method
8699 ;; One single select method.
8701 (list gnus-refer-article-method))))
8703 (defun gnus-summary-edit-parameters ()
8704 "Edit the group parameters of the current group."
8706 (gnus-group-edit-group gnus-newsgroup-name 'params))
8708 (defun gnus-summary-customize-parameters ()
8709 "Customize the group parameters of the current group."
8711 (gnus-group-customize gnus-newsgroup-name))
8713 (defun gnus-summary-enter-digest-group (&optional force)
8714 "Enter an nndoc group based on the current article.
8715 If FORCE, force a digest interpretation. If not, try
8716 to guess what the document format is."
8718 (let ((conf gnus-current-window-configuration))
8719 (save-window-excursion
8721 (let (gnus-article-prepare-hook
8722 gnus-display-mime-function
8724 (gnus-summary-select-article))))
8725 (setq gnus-current-window-configuration conf)
8726 (let* ((name (format "%s-%d"
8727 (gnus-group-prefixed-name
8728 gnus-newsgroup-name (list 'nndoc ""))
8729 (with-current-buffer gnus-summary-buffer
8730 gnus-current-article)))
8731 (ogroup gnus-newsgroup-name)
8732 (params (append (gnus-info-params (gnus-get-info ogroup))
8733 (list (cons 'to-group ogroup))
8734 (list (cons 'parent-group ogroup))
8735 (list (cons 'save-article-group ogroup))))
8736 (case-fold-search t)
8737 (buf (current-buffer))
8740 (set-buffer gnus-original-article-buffer)
8741 ;; Have the digest group inherit the main mail address of
8742 ;; the parent article.
8743 (when (setq to-address (or (gnus-fetch-field "reply-to")
8744 (gnus-fetch-field "from")))
8747 (list (cons 'to-address
8748 (funcall gnus-decode-encoded-address-function
8750 (setq dig (nnheader-set-temp-buffer " *gnus digest buffer*"))
8751 (insert-buffer-substring gnus-original-article-buffer)
8752 ;; Remove lines that may lead nndoc to misinterpret the
8755 (goto-char (point-min))
8756 (or (search-forward "\n\n" nil t) (point)))
8757 (goto-char (point-min))
8758 (delete-matching-lines "^Path:\\|^From ")
8761 (if (let ((gnus-newsgroup-ephemeral-charset gnus-newsgroup-charset)
8762 (gnus-newsgroup-ephemeral-ignored-charsets
8763 gnus-newsgroup-ignored-charsets))
8764 (gnus-group-read-ephemeral-group
8765 name `(nndoc ,name (nndoc-address ,(get-buffer dig))
8767 ,(if force 'mbox 'guess)))
8769 `((adapt-file . ,(gnus-score-file-name gnus-newsgroup-name
8771 ;; Make all postings to this group go to the parent group.
8772 (nconc (gnus-info-params (gnus-get-info name))
8774 ;; Couldn't select this doc group.
8775 (switch-to-buffer buf)
8776 (gnus-set-global-variables)
8777 (gnus-configure-windows 'summary)
8778 (gnus-message 3 "Article couldn't be entered?"))
8779 (kill-buffer dig)))))
8781 (defun gnus-summary-read-document (n)
8782 "Open a new group based on the current article(s).
8783 This will allow you to read digests and other similar
8784 documents as newsgroups.
8785 Obeys the standard process/prefix convention."
8787 (let* ((ogroup gnus-newsgroup-name)
8788 (params (append (gnus-info-params (gnus-get-info ogroup))
8789 (list (cons 'to-group ogroup))))
8790 group egroup groups vgroup)
8791 (dolist (article (gnus-summary-work-articles n))
8792 (setq group (format "%s-%d" gnus-newsgroup-name article))
8793 (gnus-summary-remove-process-mark article)
8794 (when (gnus-summary-display-article article)
8797 (insert-buffer-substring gnus-original-article-buffer)
8798 ;; Remove some headers that may lead nndoc to make
8800 (message-narrow-to-head)
8801 (goto-char (point-min))
8802 (delete-matching-lines "^Path:\\|^From ")
8805 (gnus-group-read-ephemeral-group
8806 group `(nndoc ,group (nndoc-address ,(current-buffer))
8807 (nndoc-article-type guess))
8810 ;; Make all postings to this group go to the parent group.
8811 (nconc (gnus-info-params (gnus-get-info egroup))
8813 (push egroup groups))
8814 ;; Couldn't select this doc group.
8815 (gnus-error 3 "Article couldn't be entered"))))))
8816 ;; Now we have selected all the documents.
8819 (error "None of the articles could be interpreted as documents"))
8820 ((gnus-group-read-ephemeral-group
8821 (setq vgroup (format
8822 "nnvirtual:%s-%s" gnus-newsgroup-name
8823 (format-time-string "%Y%m%dT%H%M%S" (current-time))))
8824 `(nnvirtual ,vgroup (nnvirtual-component-groups ,groups))
8826 (cons (current-buffer) 'summary)))
8828 (error "Couldn't select virtual nndoc group")))))
8830 (defun gnus-summary-isearch-article (&optional regexp-p)
8831 "Do incremental search forward on the current article.
8832 If REGEXP-P (the prefix) is non-nil, do regexp isearch."
8834 (gnus-summary-select-article)
8835 (gnus-configure-windows 'article)
8836 (gnus-eval-in-buffer-window gnus-article-buffer
8839 (isearch-forward regexp-p))))
8841 (defun gnus-summary-repeat-search-article-forward ()
8842 "Repeat the previous search forwards."
8844 (unless gnus-last-search-regexp
8845 (error "No previous search"))
8846 (gnus-summary-search-article-forward gnus-last-search-regexp))
8848 (defun gnus-summary-repeat-search-article-backward ()
8849 "Repeat the previous search backwards."
8851 (unless gnus-last-search-regexp
8852 (error "No previous search"))
8853 (gnus-summary-search-article-forward gnus-last-search-regexp t))
8855 (defun gnus-summary-search-article-forward (regexp &optional backward)
8856 "Search for an article containing REGEXP forward.
8857 If BACKWARD, search backward instead."
8860 (format "Search article %s (regexp%s): "
8861 (if current-prefix-arg "backward" "forward")
8862 (if gnus-last-search-regexp
8863 (concat ", default " gnus-last-search-regexp)
8865 current-prefix-arg))
8866 (if (string-equal regexp "")
8867 (setq regexp (or gnus-last-search-regexp ""))
8868 (setq gnus-last-search-regexp regexp)
8869 (setq gnus-article-before-search gnus-current-article))
8870 ;; Intentionally set gnus-last-article.
8871 (setq gnus-last-article gnus-article-before-search)
8872 (let ((gnus-last-article gnus-last-article))
8873 (if (gnus-summary-search-article regexp backward)
8874 (gnus-summary-show-thread)
8875 (signal 'search-failed (list regexp)))))
8877 (defun gnus-summary-search-article-backward (regexp)
8878 "Search for an article containing REGEXP backward."
8881 (format "Search article backward (regexp%s): "
8882 (if gnus-last-search-regexp
8883 (concat ", default " gnus-last-search-regexp)
8885 (gnus-summary-search-article-forward regexp 'backward))
8887 (defun gnus-summary-search-article (regexp &optional backward)
8888 "Search for an article containing REGEXP.
8889 Optional argument BACKWARD means do search for backward.
8890 `gnus-select-article-hook' is not called during the search."
8891 ;; We have to require this here to make sure that the following
8892 ;; dynamic binding isn't shadowed by autoloading.
8893 (require 'gnus-async)
8895 (let ((gnus-select-article-hook nil) ;Disable hook.
8896 (gnus-article-prepare-hook nil)
8897 (gnus-mark-article-hook nil) ;Inhibit marking as read.
8898 (gnus-use-article-prefetch nil)
8899 (gnus-xmas-force-redisplay nil) ;Inhibit XEmacs redisplay.
8900 (gnus-use-trees nil) ;Inhibit updating tree buffer.
8902 (gnus-keep-backlog nil)
8903 (gnus-break-pages nil)
8904 (gnus-summary-display-arrow nil)
8905 (gnus-updated-mode-lines nil)
8906 (gnus-auto-center-summary nil)
8907 (sum (current-buffer))
8908 (gnus-display-mime-function nil)
8911 (gnus-save-hidden-threads
8912 (gnus-summary-select-article)
8913 (set-buffer gnus-article-buffer)
8914 (goto-char (window-point (get-buffer-window (current-buffer))))
8918 (gnus-message 7 "Searching article: %d..." (cdr gnus-article-current))
8920 (re-search-backward regexp nil t)
8921 (re-search-forward regexp nil t))
8922 ;; We found the regexp.
8927 (get-buffer-window (current-buffer))
8931 (get-buffer-window (current-buffer))
8934 (setq point (point)))
8935 ;; We didn't find it, so we go to the next article.
8938 (while (eq found 'not)
8939 (if (not (if backward (gnus-summary-find-prev)
8940 (gnus-summary-find-next)))
8941 ;; No more articles.
8943 ;; Select the next article and adjust point.
8944 (unless (gnus-summary-article-sparse-p
8945 (gnus-summary-article-number))
8947 (gnus-summary-select-article)
8948 (set-buffer gnus-article-buffer)
8950 (goto-char (if backward (point-max) (point-min))))))))
8951 (gnus-message 7 ""))
8952 ;; Return whether we found the regexp.
8953 (when (eq found 'found)
8955 (gnus-summary-show-thread)
8956 (gnus-summary-goto-subject gnus-current-article)
8957 (gnus-summary-position-point)
8960 (defun gnus-find-matching-articles (header regexp)
8961 "Return a list of all articles that match REGEXP on HEADER.
8962 This search includes all articles in the current group that Gnus has
8963 fetched headers for, whether they are displayed or not."
8964 (let ((articles nil)
8965 (func `(lambda (h) (,(intern (concat "mail-header-" header)) h)))
8966 (case-fold-search t))
8967 (dolist (header gnus-newsgroup-headers)
8968 (when (string-match regexp (funcall func header))
8969 (push (mail-header-number header) articles)))
8970 (nreverse articles)))
8972 (defun gnus-summary-find-matching (header regexp &optional backward unread
8973 not-case-fold not-matching)
8974 "Return a list of all articles that match REGEXP on HEADER.
8975 The search stars on the current article and goes forwards unless
8976 BACKWARD is non-nil. If BACKWARD is `all', do all articles.
8977 If UNREAD is non-nil, only unread articles will
8978 be taken into consideration. If NOT-CASE-FOLD, case won't be folded
8979 in the comparisons. If NOT-MATCHING, return a list of all articles that
8980 not match REGEXP on HEADER."
8981 (let ((case-fold-search (not not-case-fold))
8984 (if (eq (car header) 'extra)
8987 (or (cdr (assq ',(cdr header) (mail-header-extra h)))
8989 (error "%s is an invalid header" header))
8990 (unless (fboundp (intern (concat "mail-header-" header)))
8991 (error "%s is not a valid header" header))
8992 (setq func `(lambda (h) (,(intern (concat "mail-header-" header)) h))))
8993 (dolist (d (if (eq backward 'all)
8995 (gnus-data-find-list
8996 (gnus-summary-article-number)
8997 (gnus-data-list backward))))
8998 (when (and (or (not unread) ; We want all articles...
8999 (gnus-data-unread-p d)) ; Or just unreads.
9000 (vectorp (gnus-data-header d)) ; It's not a pseudo.
9004 (funcall func (gnus-data-header d))))
9005 (string-match regexp
9006 (funcall func (gnus-data-header d)))))
9007 (push (gnus-data-number d) articles))) ; Success!
9008 (nreverse articles)))
9010 (defun gnus-summary-execute-command (header regexp command &optional backward)
9011 "Search forward for an article whose HEADER matches REGEXP and execute COMMAND.
9012 If HEADER is an empty string (or nil), the match is done on the entire
9013 article. If BACKWARD (the prefix) is non-nil, search backward instead."
9015 (list (let ((completion-ignore-case t))
9018 (mapcar (lambda (header) (list (format "%s" header)))
9020 '("Number" "Subject" "From" "Lines" "Date"
9021 "Message-ID" "Xref" "References" "Body")
9022 gnus-extra-headers))
9023 nil 'require-match))
9024 (read-string "Regexp: ")
9025 (read-key-sequence "Command: ")
9026 current-prefix-arg))
9027 (when (equal header "Body")
9029 ;; Hidden thread subtrees must be searched as well.
9030 (gnus-summary-show-all-threads)
9031 ;; We don't want to change current point nor window configuration.
9033 (save-window-excursion
9035 gnus-treat-strip-trailing-blank-lines
9036 gnus-treat-strip-leading-blank-lines
9037 gnus-treat-strip-multiple-blank-lines
9038 gnus-treat-hide-boring-headers
9039 gnus-treat-fold-newsgroups
9040 gnus-article-prepare-hook)
9041 (gnus-message 6 "Executing %s..." (key-description command))
9042 ;; We'd like to execute COMMAND interactively so as to give arguments.
9043 (gnus-execute header regexp
9044 `(call-interactively ',(key-binding command))
9046 (gnus-message 6 "Executing %s...done" (key-description command))))))
9048 (defun gnus-summary-beginning-of-article ()
9049 "Scroll the article back to the beginning."
9051 (gnus-summary-select-article)
9052 (gnus-configure-windows 'article)
9053 (gnus-eval-in-buffer-window gnus-article-buffer
9055 (goto-char (point-min))
9056 (when gnus-break-pages
9057 (gnus-narrow-to-page))))
9059 (defun gnus-summary-end-of-article ()
9060 "Scroll to the end of the article."
9062 (gnus-summary-select-article)
9063 (gnus-configure-windows 'article)
9064 (gnus-eval-in-buffer-window gnus-article-buffer
9066 (goto-char (point-max))
9068 (when gnus-break-pages
9069 (when (re-search-backward page-delimiter nil t)
9070 (narrow-to-region (match-end 0) (point-max)))
9071 (gnus-narrow-to-page))))
9073 (defun gnus-summary-print-truncate-and-quote (string &optional len)
9074 "Truncate to LEN and quote all \"(\"'s in STRING."
9075 (gnus-replace-in-string (if (and len (> (length string) len))
9076 (substring string 0 len)
9080 (defun gnus-summary-print-article (&optional filename n)
9081 "Generate and print a PostScript image of the process-marked (mail) articles.
9083 If used interactively, print the current article if none are
9084 process-marked. With prefix arg, prompt the user for the name of the
9087 When used from Lisp, accept two optional args FILENAME and N. N means
9088 to print the next N articles. If N is negative, print the N previous
9089 articles. If N is nil and articles have been marked with the process
9090 mark, print these instead.
9092 If the optional first argument FILENAME is nil, send the image to the
9093 printer. If FILENAME is a string, save the PostScript image in a file with
9094 that name. If FILENAME is a number, prompt the user for the name of the file
9096 (interactive (list (ps-print-preprint current-prefix-arg)))
9097 (dolist (article (gnus-summary-work-articles n))
9098 (gnus-summary-select-article nil nil 'pseudo article)
9099 (gnus-eval-in-buffer-window gnus-article-buffer
9100 (gnus-print-buffer))
9101 (gnus-summary-remove-process-mark article))
9102 (ps-despool filename))
9104 (defun gnus-print-buffer ()
9105 (let ((buffer (generate-new-buffer " *print*")))
9108 (copy-to-buffer buffer (point-min) (point-max))
9110 (gnus-remove-text-with-property 'gnus-decoration)
9111 (when (gnus-visual-p 'article-highlight 'highlight)
9112 ;; Copy-to-buffer doesn't copy overlay. So redo
9114 (let ((gnus-article-buffer buffer))
9115 (gnus-article-highlight-citation t)
9116 (gnus-article-highlight-signature)
9117 (gnus-article-emphasize)
9118 (gnus-article-delete-invisible-text)))
9119 (let ((ps-left-header
9122 (gnus-summary-print-truncate-and-quote
9123 (mail-header-subject gnus-current-headers)
9126 (gnus-summary-print-truncate-and-quote
9127 (mail-header-from gnus-current-headers)
9131 "/pagenumberstring load"
9133 (mail-header-date gnus-current-headers) ")"))))
9134 (gnus-run-hooks 'gnus-ps-print-hook)
9137 (ps-spool-buffer-with-faces)
9138 (ps-spool-buffer)))))
9139 (kill-buffer buffer))))
9141 (defun gnus-summary-show-article (&optional arg)
9142 "Force redisplaying of the current article.
9143 If ARG (the prefix) is a number, show the article with the charset
9144 defined in `gnus-summary-show-article-charset-alist', or the charset
9146 If ARG (the prefix) is non-nil and not a number, show the raw article
9147 without any article massaging functions being run. Normally, the key
9148 strokes are `C-u g'."
9152 (gnus-summary-show-article t)
9153 (let ((gnus-newsgroup-charset
9154 (or (cdr (assq arg gnus-summary-show-article-charset-alist))
9155 (mm-read-coding-system
9156 "View as charset: " ;; actually it is coding system.
9157 (with-current-buffer gnus-article-buffer
9158 (mm-detect-coding-region (point) (point-max))))))
9159 (gnus-newsgroup-ignored-charsets 'gnus-all))
9160 (gnus-summary-select-article nil 'force)
9161 (let ((deps gnus-newsgroup-dependencies)
9164 (set-buffer gnus-original-article-buffer)
9166 (message-narrow-to-head)
9167 (setq head (buffer-string))
9168 (goto-char (point-min))
9169 (unless (re-search-forward "^lines:[ \t]\\([0-9]+\\)" nil t)
9170 (goto-char (point-max))
9172 (setq lines (1- (count-lines (point) (point-max))))))
9174 (insert (format "211 %d Article retrieved.\n"
9175 (cdr gnus-article-current)))
9177 (if lines (insert (format "Lines: %d\n" lines)))
9179 (let ((nntp-server-buffer (current-buffer)))
9180 (setq header (car (gnus-get-newsgroup-headers deps t))))))
9181 (gnus-data-set-header
9182 (gnus-data-find (cdr gnus-article-current))
9184 (gnus-summary-update-article-line
9185 (cdr gnus-article-current) header)
9186 (when (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
9187 (gnus-summary-update-secondary-mark (cdr gnus-article-current))))))
9189 ;; Select the article the normal way.
9190 (gnus-summary-select-article nil 'force))
9192 ;; We have to require this here to make sure that the following
9193 ;; dynamic binding isn't shadowed by autoloading.
9194 (require 'gnus-async)
9196 ;; Bind the article treatment functions to nil.
9197 (let ((gnus-have-all-headers t)
9198 gnus-article-prepare-hook
9199 gnus-article-decode-hook
9200 gnus-display-mime-function
9202 ;; Destroy any MIME parts.
9203 (when (gnus-buffer-live-p gnus-article-buffer)
9205 (set-buffer gnus-article-buffer)
9206 (mm-destroy-parts gnus-article-mime-handles)
9207 ;; Set it to nil for safety reason.
9208 (setq gnus-article-mime-handle-alist nil)
9209 (setq gnus-article-mime-handles nil)))
9210 (gnus-summary-select-article nil 'force))))
9211 (gnus-summary-goto-subject gnus-current-article)
9212 (gnus-summary-position-point))
9214 (defun gnus-summary-show-raw-article ()
9215 "Show the raw article without any article massaging functions being run."
9217 (gnus-summary-show-article t))
9219 (defun gnus-summary-verbose-headers (&optional arg)
9220 "Toggle permanent full header display.
9221 If ARG is a positive number, turn header display on.
9222 If ARG is a negative number, turn header display off."
9224 (setq gnus-show-all-headers
9225 (cond ((or (not (numberp arg))
9227 (not gnus-show-all-headers))
9230 (gnus-summary-show-article))
9232 (defun gnus-summary-toggle-header (&optional arg)
9233 "Show the headers if they are hidden, or hide them if they are shown.
9234 If ARG is a positive number, show the entire header.
9235 If ARG is a negative number, hide the unwanted header lines."
9237 (let ((window (and (gnus-buffer-live-p gnus-article-buffer)
9238 (get-buffer-window gnus-article-buffer t))))
9239 (with-current-buffer gnus-article-buffer
9241 (article-narrow-to-head)
9242 (let* ((buffer-read-only nil)
9243 (inhibit-point-motion-hooks t)
9244 (hidden (if (numberp arg)
9246 (or (not (looking-at "[^ \t\n]+:"))
9247 (gnus-article-hidden-text-p 'headers))))
9249 (delete-region (point-min) (point-max))
9250 (with-current-buffer gnus-original-article-buffer
9251 (goto-char (setq s (point-min)))
9252 (setq e (if (search-forward "\n\n" nil t)
9255 (insert-buffer-substring gnus-original-article-buffer s e)
9256 (run-hooks 'gnus-article-decode-hook)
9258 (let ((gnus-treat-hide-headers nil)
9259 (gnus-treat-hide-boring-headers nil))
9260 (gnus-delete-wash-type 'headers)
9261 (gnus-treat-article 'head))
9262 (gnus-treat-article 'head))
9265 (set-window-start window (goto-char (point-min))))
9266 (if gnus-break-pages
9267 (gnus-narrow-to-page)
9268 (when (gnus-visual-p 'page-marker)
9269 (let ((buffer-read-only nil))
9270 (gnus-remove-text-with-property 'gnus-prev)
9271 (gnus-remove-text-with-property 'gnus-next))))
9272 (gnus-set-mode-line 'article)))))
9274 (defun gnus-summary-show-all-headers ()
9275 "Make all header lines visible."
9277 (gnus-summary-toggle-header 1))
9279 (defun gnus-summary-caesar-message (&optional arg)
9280 "Caesar rotate the current article by 13.
9281 With a non-numerical prefix, also rotate headers. A numerical
9282 prefix specifies how many places to rotate each letter forward."
9284 (gnus-summary-select-article)
9285 (let ((mail-header-separator ""))
9286 (gnus-eval-in-buffer-window gnus-article-buffer
9289 (let ((start (window-start))
9291 (if (equal arg '(4))
9292 (message-caesar-buffer-body nil t)
9293 (message-caesar-buffer-body arg))
9294 (set-window-start (get-buffer-window (current-buffer)) start)))))
9295 ;; Create buttons and stuff...
9296 (gnus-treat-article nil))
9298 (defun gnus-summary-idna-message (&optional arg)
9299 "Decode IDNA encoded domain names in the current articles.
9300 IDNA encoded domain names looks like `xn--bar'. If a string
9301 remain unencoded after running this function, it is likely an
9302 invalid IDNA string (`xn--bar' is invalid).
9304 You must have GNU Libidn (`http://www.gnu.org/software/libidn/')
9305 installed for this command to work."
9307 (if (not (and (condition-case nil (require 'idna)
9309 (mm-coding-system-p 'utf-8)
9310 (executable-find (symbol-value 'idna-program))))
9312 5 "GNU Libidn not installed properly (`idn' or `idna.el' missing)")
9313 (gnus-summary-select-article)
9314 (let ((mail-header-separator ""))
9315 (gnus-eval-in-buffer-window gnus-article-buffer
9318 (let ((start (window-start))
9320 (while (re-search-forward "\\(xn--[-0-9a-z]+\\)" nil t)
9321 (replace-match (idna-to-unicode (match-string 1))))
9322 (set-window-start (get-buffer-window (current-buffer)) start)))))))
9324 (defun gnus-summary-morse-message (&optional arg)
9325 "Morse decode the current article."
9327 (gnus-summary-select-article)
9328 (let ((mail-header-separator ""))
9329 (gnus-eval-in-buffer-window gnus-article-buffer
9333 (let ((pos (window-start))
9335 (goto-char (point-min))
9336 (when (message-goto-body)
9337 (gnus-narrow-to-body))
9338 (goto-char (point-min))
9339 (while (search-forward "·" (point-max) t)
9340 (replace-match "."))
9341 (unmorse-region (point-min) (point-max))
9343 (set-window-start (get-buffer-window (current-buffer)) pos)))))))
9345 (defun gnus-summary-stop-page-breaking ()
9346 "Stop page breaking in the current article."
9348 (gnus-summary-select-article)
9349 (gnus-eval-in-buffer-window gnus-article-buffer
9351 (when (gnus-visual-p 'page-marker)
9352 (let ((buffer-read-only nil))
9353 (gnus-remove-text-with-property 'gnus-prev)
9354 (gnus-remove-text-with-property 'gnus-next))
9355 (setq gnus-page-broken nil))))
9357 (defun gnus-summary-move-article (&optional n to-newsgroup
9358 select-method action)
9359 "Move the current article to a different newsgroup.
9360 If N is a positive number, move the N next articles.
9361 If N is a negative number, move the N previous articles.
9362 If N is nil and any articles have been marked with the process mark,
9363 move those articles instead.
9364 If TO-NEWSGROUP is string, do not prompt for a newsgroup to move to.
9365 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
9366 re-spool using this method.
9368 When called interactively with TO-NEWSGROUP being nil, the value of
9369 the variable `gnus-move-split-methods' is used for finding a default
9370 for the target newsgroup.
9372 For this function to work, both the current newsgroup and the
9373 newsgroup that you want to move to have to support the `request-move'
9374 and `request-accept' functions.
9376 ACTION can be either `move' (the default), `crosspost' or `copy'."
9379 (setq action 'move))
9380 ;; Check whether the source group supports the required functions.
9381 (cond ((and (eq action 'move)
9382 (not (gnus-check-backend-function
9383 'request-move-article gnus-newsgroup-name)))
9384 (error "The current group does not support article moving"))
9385 ((and (eq action 'crosspost)
9386 (not (gnus-check-backend-function
9387 'request-replace-article gnus-newsgroup-name)))
9388 (error "The current group does not support article editing")))
9389 (let ((articles (gnus-summary-work-articles n))
9390 (prefix (if (gnus-check-backend-function
9391 'request-move-article gnus-newsgroup-name)
9392 (funcall gnus-move-group-prefix-function
9393 gnus-newsgroup-name)
9395 (names '((move "Move" "Moving")
9396 (copy "Copy" "Copying")
9397 (crosspost "Crosspost" "Crossposting")))
9398 (copy-buf (save-excursion
9399 (nnheader-set-temp-buffer " *copy article*")))
9400 art-group to-method new-xref article to-groups articles-to-update-marks)
9401 (unless (assq action names)
9402 (error "Unknown action %s" action))
9403 ;; Read the newsgroup name.
9404 (when (and (not to-newsgroup)
9405 (not select-method))
9406 (if (and gnus-move-split-methods
9408 (and (memq gnus-current-article articles)
9409 (gnus-buffer-live-p gnus-original-article-buffer))))
9410 ;; When `gnus-move-split-methods' is non-nil, we have to
9411 ;; select an article to give `gnus-read-move-group-name' an
9412 ;; opportunity to suggest an appropriate default. However,
9413 ;; we needn't render or mark the article.
9414 (let ((gnus-display-mime-function nil)
9415 (gnus-article-prepare-hook nil)
9416 (gnus-mark-article-hook nil))
9417 (gnus-summary-select-article nil nil nil (car articles))))
9419 (gnus-read-move-group-name
9420 (cadr (assq action names))
9421 (symbol-value (intern (format "gnus-current-%s-group" action)))
9423 (set (intern (format "gnus-current-%s-group" action)) to-newsgroup))
9424 (setq to-method (or select-method
9425 (gnus-server-to-method
9426 (gnus-group-method to-newsgroup))))
9427 ;; Check the method we are to move this article to...
9428 (unless (gnus-check-backend-function
9429 'request-accept-article (car to-method))
9430 (error "%s does not support article copying" (car to-method)))
9431 (unless (gnus-check-server to-method)
9432 (error "Can't open server %s" (car to-method)))
9433 (gnus-message 6 "%s to %s: %s..."
9434 (caddr (assq action names))
9435 (or (car select-method) to-newsgroup) articles)
9437 (setq article (pop articles))
9441 ;; Move the article.
9443 ;; Remove this article from future suppression.
9444 (gnus-dup-unsuppress-article article)
9445 (let* ((from-method (gnus-find-method-for-group
9446 gnus-newsgroup-name))
9447 (to-method (gnus-find-method-for-group
9449 (move-is-internal (gnus-method-equal from-method to-method)))
9450 (gnus-request-move-article
9451 article ; Article to move
9452 gnus-newsgroup-name ; From newsgroup
9453 (nth 1 (gnus-find-method-for-group
9454 gnus-newsgroup-name)) ; Server
9455 (list 'gnus-request-accept-article
9456 to-newsgroup (list 'quote select-method)
9457 (not articles) t) ; Accept form
9458 (not articles) ; Only save nov last time
9459 move-is-internal))) ; is this move internal?
9460 ;; Copy the article.
9463 (set-buffer copy-buf)
9464 (when (gnus-request-article-this-buffer article gnus-newsgroup-name)
9466 (nnheader-narrow-to-headers)
9467 (dolist (hdr gnus-copy-article-ignored-headers)
9468 (message-remove-header hdr t)))
9469 (gnus-request-accept-article
9470 to-newsgroup select-method (not articles) t))))
9471 ;; Crosspost the article.
9472 ((eq action 'crosspost)
9473 (let ((xref (message-tokenize-header
9474 (mail-header-xref (gnus-summary-article-header article))
9476 (setq new-xref (concat (gnus-group-real-name gnus-newsgroup-name)
9477 ":" (number-to-string article)))
9479 (setq xref (list (system-name))))
9482 (mapconcat 'identity
9483 (delete "Xref:" (delete new-xref xref))
9487 (set-buffer copy-buf)
9488 ;; First put the article in the destination group.
9489 (gnus-request-article-this-buffer article gnus-newsgroup-name)
9490 (when (consp (setq art-group
9491 (gnus-request-accept-article
9492 to-newsgroup select-method (not articles) t)))
9493 (setq new-xref (concat new-xref " " (car art-group)
9495 (number-to-string (cdr art-group))))
9496 ;; Now we have the new Xrefs header, so we insert
9497 ;; it and replace the new article.
9498 (nnheader-replace-header "Xref" new-xref)
9499 (gnus-request-replace-article
9500 (cdr art-group) to-newsgroup (current-buffer) t)
9504 (gnus-message 1 "Couldn't %s article %s: %s"
9505 (cadr (assq action names)) article
9506 (nnheader-get-report (car to-method))))
9507 ((eq art-group 'junk)
9508 (when (eq action 'move)
9509 (gnus-summary-mark-article article gnus-canceled-mark)
9510 (gnus-message 4 "Deleted article %s" article)
9511 ;; run the delete hook
9512 (run-hook-with-args 'gnus-summary-article-delete-hook
9515 (assoc article (gnus-data-list nil)))
9516 gnus-newsgroup-name nil
9519 (let* ((pto-group (gnus-group-prefixed-name
9520 (car art-group) to-method))
9521 (info (gnus-get-info pto-group))
9522 (to-group (gnus-info-group info))
9524 ;; Update the group that has been moved to.
9526 (memq action '(move copy)))
9527 (unless (member to-group to-groups)
9528 (push to-group to-groups))
9530 (unless (memq article gnus-newsgroup-unreads)
9531 (push 'read to-marks)
9533 info (gnus-add-to-range (gnus-info-read info)
9534 (list (cdr art-group)))))
9536 ;; See whether the article is to be put in the cache.
9537 (let ((marks (if (gnus-group-auto-expirable-p to-group)
9538 gnus-article-mark-lists
9539 (delete '(expirable . expire)
9540 (copy-sequence gnus-article-mark-lists))))
9541 (to-article (cdr art-group)))
9543 ;; Enter the article into the cache in the new group,
9544 ;; if that is required.
9545 (when gnus-use-cache
9546 (gnus-cache-possibly-enter-article
9548 (memq article gnus-newsgroup-marked)
9549 (memq article gnus-newsgroup-dormant)
9550 (memq article gnus-newsgroup-unreads)))
9552 (when gnus-preserve-marks
9553 ;; Copy any marks over to the new group.
9554 (when (and (equal to-group gnus-newsgroup-name)
9555 (not (memq article gnus-newsgroup-unreads)))
9556 ;; Mark this article as read in this group.
9557 (push (cons to-article gnus-read-mark) gnus-newsgroup-reads)
9558 (setcdr (gnus-active to-group) to-article)
9559 (setcdr gnus-newsgroup-active to-article))
9562 (when (eq (gnus-article-mark-to-type (cdar marks)) 'list)
9563 (when (memq article (symbol-value
9564 (intern (format "gnus-newsgroup-%s"
9566 (push (cdar marks) to-marks)
9567 ;; If the other group is the same as this group,
9568 ;; then we have to add the mark to the list.
9569 (when (equal to-group gnus-newsgroup-name)
9570 (set (intern (format "gnus-newsgroup-%s" (caar marks)))
9573 (intern (format "gnus-newsgroup-%s"
9575 ;; Copy the marks to other group.
9576 (gnus-add-marked-articles
9577 to-group (cdar marks) (list to-article) info)))
9578 (setq marks (cdr marks)))
9580 (gnus-request-set-mark
9581 to-group (list (list (list to-article) 'add to-marks))))
9584 (concat "(gnus-group-set-info '"
9585 (gnus-prin1-to-string (gnus-get-info to-group))
9588 ;; Update the Xref header in this article to point to
9589 ;; the new crossposted article we have just created.
9590 (when (eq action 'crosspost)
9592 (set-buffer copy-buf)
9593 (gnus-request-article-this-buffer article gnus-newsgroup-name)
9594 (nnheader-replace-header "Xref" new-xref)
9595 (gnus-request-replace-article
9596 article gnus-newsgroup-name (current-buffer) t)))
9598 ;; run the move/copy/crosspost/respool hook
9599 (run-hook-with-args 'gnus-summary-article-move-hook
9602 (assoc article (gnus-data-list nil)))
9607 ;;;!!!Why is this necessary?
9608 (set-buffer gnus-summary-buffer)
9610 (gnus-summary-goto-subject article)
9611 (when (eq action 'move)
9612 (gnus-summary-mark-article article gnus-canceled-mark))))
9613 (push article articles-to-update-marks))
9615 (apply 'gnus-summary-remove-process-mark articles-to-update-marks)
9616 ;; Re-activate all groups that have been moved to.
9618 (set-buffer gnus-group-buffer)
9619 (let ((gnus-group-marked to-groups))
9620 (gnus-group-get-new-news-this-group nil t)))
9622 (gnus-kill-buffer copy-buf)
9623 (gnus-summary-position-point)
9624 (gnus-set-mode-line 'summary)))
9626 (defun gnus-summary-copy-article (&optional n to-newsgroup select-method)
9627 "Copy the current article to some other group.
9628 If TO-NEWSGROUP is string, do not prompt for a newsgroup to copy to.
9629 When called interactively, if TO-NEWSGROUP is nil, use the value of
9630 the variable `gnus-move-split-methods' for finding a default target
9632 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
9633 re-spool using this method."
9635 (gnus-summary-move-article n to-newsgroup select-method 'copy))
9637 (defun gnus-summary-crosspost-article (&optional n)
9638 "Crosspost the current article to some other group."
9640 (gnus-summary-move-article n nil nil 'crosspost))
9642 (defcustom gnus-summary-respool-default-method nil
9643 "Default method type for respooling an article.
9644 If nil, use to the current newsgroup method."
9646 :group 'gnus-summary-mail)
9648 (defcustom gnus-summary-display-while-building nil
9649 "If non-nil, show and update the summary buffer as it's being built.
9650 If the value is t, update the buffer after every line is inserted. If
9651 the value is an integer (N), update the display every N lines."
9654 :type '(choice (const :tag "off" nil)
9656 (const :tag "frequently" t)))
9658 (defun gnus-summary-respool-article (&optional n method)
9659 "Respool the current article.
9660 The article will be squeezed through the mail spooling process again,
9661 which means that it will be put in some mail newsgroup or other
9662 depending on `nnmail-split-methods'.
9663 If N is a positive number, respool the N next articles.
9664 If N is a negative number, respool the N previous articles.
9665 If N is nil and any articles have been marked with the process mark,
9666 respool those articles instead.
9668 Respooling can be done both from mail groups and \"real\" newsgroups.
9669 In the former case, the articles in question will be moved from the
9670 current group into whatever groups they are destined to. In the
9671 latter case, they will be copied into the relevant groups."
9673 (list current-prefix-arg
9674 (let* ((methods (gnus-methods-using 'respool))
9676 (symbol-name (or gnus-summary-respool-default-method
9677 (car (gnus-find-method-for-group
9678 gnus-newsgroup-name)))))
9680 (gnus-completing-read-with-default
9681 methname "Backend to use when respooling"
9682 methods nil t nil 'gnus-mail-method-history))
9685 ((zerop (length (setq ms (gnus-servers-using-backend
9687 (list (intern method) ""))
9691 (let ((ms-alist (mapcar (lambda (m) (cons (cadr m) m)) ms)))
9692 (cdr (assoc (completing-read "Server name: " ms-alist nil t)
9695 (error "No method given for respooling"))
9696 (if (assoc (symbol-name
9697 (car (gnus-find-method-for-group gnus-newsgroup-name)))
9698 (gnus-methods-using 'respool))
9699 (gnus-summary-move-article n nil method)
9700 (gnus-summary-copy-article n nil method)))
9702 (defun gnus-summary-import-article (file &optional edit)
9703 "Import an arbitrary file into a mail newsgroup."
9704 (interactive "fImport file: \nP")
9705 (let ((group gnus-newsgroup-name)
9706 (now (current-time))
9707 atts lines group-art)
9708 (unless (gnus-check-backend-function 'request-accept-article group)
9709 (error "%s does not support article importing" group))
9710 (or (file-readable-p file)
9711 (not (file-regular-p file))
9712 (error "Can't read %s" file))
9714 (set-buffer (gnus-get-buffer-create " *import file*"))
9716 (nnheader-insert-file-contents file)
9717 (goto-char (point-min))
9718 (if (nnheader-article-p)
9720 (goto-char (point-min))
9721 (search-forward "\n\n" nil t)
9722 (narrow-to-region (point-min) (1- (point)))
9723 (goto-char (point-min))
9724 (unless (re-search-forward "^date:" nil t)
9725 (goto-char (point-max))
9726 (insert "Date: " (message-make-date (nth 5 atts)) "\n")))
9727 ;; This doesn't look like an article, so we fudge some headers.
9728 (setq atts (file-attributes file)
9729 lines (count-lines (point-min) (point-max)))
9730 (insert "From: " (read-string "From: ") "\n"
9731 "Subject: " (read-string "Subject: ") "\n"
9732 "Date: " (message-make-date (nth 5 atts)) "\n"
9733 "Message-ID: " (message-make-message-id) "\n"
9734 "Lines: " (int-to-string lines) "\n"
9735 "Chars: " (int-to-string (nth 7 atts)) "\n\n"))
9736 (setq group-art (gnus-request-accept-article group nil t))
9737 (kill-buffer (current-buffer)))
9738 (setq gnus-newsgroup-active (gnus-activate-group group))
9740 (gnus-summary-goto-article (cdr group-art) nil t)
9742 (gnus-summary-edit-article))))
9744 (defun gnus-summary-create-article ()
9745 "Create an article in a mail newsgroup."
9747 (let ((group gnus-newsgroup-name)
9748 (now (current-time))
9750 (unless (gnus-check-backend-function 'request-accept-article group)
9751 (error "%s does not support article importing" group))
9753 (set-buffer (gnus-get-buffer-create " *import file*"))
9755 (goto-char (point-min))
9756 ;; This doesn't look like an article, so we fudge some headers.
9757 (insert "From: " (read-string "From: ") "\n"
9758 "Subject: " (read-string "Subject: ") "\n"
9759 "Date: " (message-make-date now) "\n"
9760 "Message-ID: " (message-make-message-id) "\n")
9761 (setq group-art (gnus-request-accept-article group nil t))
9762 (kill-buffer (current-buffer)))
9763 (setq gnus-newsgroup-active (gnus-activate-group group))
9765 (gnus-summary-goto-article (cdr group-art) nil t)
9766 (gnus-summary-edit-article)))
9768 (defun gnus-summary-article-posted-p ()
9769 "Say whether the current (mail) article is available from news as well.
9770 This will be the case if the article has both been mailed and posted."
9772 (let ((id (mail-header-references (gnus-summary-article-header)))
9773 (gnus-override-method (car (gnus-refer-article-methods))))
9774 (if (gnus-request-head id "")
9775 (gnus-message 2 "The current message was found on %s"
9776 gnus-override-method)
9777 (gnus-message 2 "The current message couldn't be found on %s"
9778 gnus-override-method)
9781 (defun gnus-summary-expire-articles (&optional now)
9782 "Expire all articles that are marked as expirable in the current group."
9784 (when (and (not gnus-group-is-exiting-without-update-p)
9785 (gnus-check-backend-function
9786 'request-expire-articles gnus-newsgroup-name))
9787 ;; This backend supports expiry.
9788 (let* ((total (gnus-group-total-expirable-p gnus-newsgroup-name))
9789 (expirable (if total
9791 ;; We need to update the info for
9792 ;; this group for `gnus-list-of-read-articles'
9793 ;; to give us the right answer.
9794 (gnus-run-hooks 'gnus-exit-group-hook)
9795 (gnus-summary-update-info)
9796 (gnus-list-of-read-articles gnus-newsgroup-name))
9797 (setq gnus-newsgroup-expirable
9798 (sort gnus-newsgroup-expirable '<))))
9799 (expiry-wait (if now 'immediate
9800 (gnus-group-find-parameter
9801 gnus-newsgroup-name 'expiry-wait)))
9802 (nnmail-expiry-target
9803 (or (gnus-group-find-parameter gnus-newsgroup-name 'expiry-target)
9804 nnmail-expiry-target))
9807 ;; There are expirable articles in this group, so we run them
9808 ;; through the expiry process.
9809 (gnus-message 6 "Expiring articles...")
9810 (unless (gnus-check-group gnus-newsgroup-name)
9811 (error "Can't open server for %s" gnus-newsgroup-name))
9812 ;; The list of articles that weren't expired is returned.
9815 (let ((nnmail-expiry-wait-function nil)
9816 (nnmail-expiry-wait expiry-wait))
9817 (setq es (gnus-request-expire-articles
9818 expirable gnus-newsgroup-name)))
9819 (setq es (gnus-request-expire-articles
9820 expirable gnus-newsgroup-name)))
9822 (setq gnus-newsgroup-expirable es))
9823 ;; We go through the old list of expirable, and mark all
9824 ;; really expired articles as nonexistent.
9825 (unless (eq es expirable) ;If nothing was expired, we don't mark.
9826 (let ((gnus-use-cache nil))
9827 (dolist (article expirable)
9828 (when (and (not (memq article es))
9829 (gnus-data-find article))
9830 (gnus-summary-mark-article article gnus-canceled-mark)
9831 (run-hook-with-args 'gnus-summary-article-expire-hook
9834 (assoc article (gnus-data-list nil)))
9838 (gnus-message 6 "Expiring articles...done")))))
9840 (defun gnus-summary-expire-articles-now ()
9841 "Expunge all expirable articles in the current group.
9842 This means that *all* articles that are marked as expirable will be
9843 deleted forever, right now."
9845 (or gnus-expert-user
9847 "Are you really, really sure you want to delete all expirable messages? ")
9849 (gnus-summary-expire-articles t))
9851 ;; Suggested by Jack Vinson <vinson@unagi.cis.upenn.edu>.
9852 (defun gnus-summary-delete-article (&optional n)
9853 "Delete the N next (mail) articles.
9854 This command actually deletes articles. This is not a marking
9855 command. The article will disappear forever from your life, never to
9858 If N is negative, delete backwards.
9859 If N is nil and articles have been marked with the process mark,
9860 delete these instead.
9862 If `gnus-novice-user' is non-nil you will be asked for
9863 confirmation before the articles are deleted."
9865 (unless (gnus-check-backend-function 'request-expire-articles
9866 gnus-newsgroup-name)
9867 (error "The current newsgroup does not support article deletion"))
9868 (unless (gnus-check-server (gnus-find-method-for-group gnus-newsgroup-name))
9869 (error "Couldn't open server"))
9870 ;; Compute the list of articles to delete.
9871 (let ((articles (sort (copy-sequence (gnus-summary-work-articles n)) '<))
9872 (nnmail-expiry-target 'delete)
9874 (if (and gnus-novice-user
9875 (not (gnus-yes-or-no-p
9876 (format "Do you really want to delete %s forever? "
9877 (if (> (length articles) 1)
9878 (format "these %s articles" (length articles))
9881 ;; Delete the articles.
9882 (setq not-deleted (gnus-request-expire-articles
9883 articles gnus-newsgroup-name 'force))
9885 (gnus-summary-remove-process-mark (car articles))
9886 ;; The backend might not have been able to delete the article
9888 (unless (memq (car articles) not-deleted)
9889 (gnus-summary-mark-article (car articles) gnus-canceled-mark))
9890 (let* ((article (car articles))
9891 (ghead (gnus-data-header
9892 (assoc article (gnus-data-list nil)))))
9893 (run-hook-with-args 'gnus-summary-article-delete-hook
9894 'delete ghead gnus-newsgroup-name nil
9896 (setq articles (cdr articles)))
9898 (gnus-message 4 "Couldn't delete articles %s" not-deleted)))
9899 (gnus-summary-position-point)
9900 (gnus-set-mode-line 'summary)
9903 (defun gnus-summary-edit-article (&optional arg)
9904 "Edit the current article.
9905 This will have permanent effect only in mail groups.
9906 If ARG is nil, edit the decoded articles.
9907 If ARG is 1, edit the raw articles.
9908 If ARG is 2, edit the raw articles even in read-only groups.
9909 If ARG is 3, edit the articles with the current handles.
9910 Otherwise, allow editing of articles even in read-only
9913 (let (force raw current-handles)
9922 (setq current-handles
9923 (and (gnus-buffer-live-p gnus-article-buffer)
9924 (with-current-buffer gnus-article-buffer
9926 gnus-article-mime-handles
9927 (setq gnus-article-mime-handles nil))))))
9930 (when (and raw (not force)
9931 (member gnus-newsgroup-name '("nndraft:delayed"
9934 (error "Can't edit the raw article in group %s"
9935 gnus-newsgroup-name))
9937 (set-buffer gnus-summary-buffer)
9938 (let ((mail-parse-charset gnus-newsgroup-charset)
9939 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets))
9940 (gnus-set-global-variables)
9941 (when (and (not force)
9942 (gnus-group-read-only-p))
9943 (error "The current newsgroup does not support article editing"))
9944 (gnus-summary-show-article t)
9945 (when (and (not raw) (gnus-buffer-live-p gnus-article-buffer))
9946 (with-current-buffer gnus-article-buffer
9947 (mm-enable-multibyte)))
9948 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
9950 (gnus-article-edit-article
9953 (let ((mbl mml-buffer-list))
9954 (setq mml-buffer-list nil)
9955 (let ((rfc2047-quote-decoded-words-containing-tspecials t))
9956 (mime-to-mml ,'current-handles))
9957 (let ((mbl1 mml-buffer-list))
9958 (setq mml-buffer-list mbl)
9959 (set (make-local-variable 'mml-buffer-list) mbl1))
9960 (gnus-make-local-hook 'kill-buffer-hook)
9961 (add-hook 'kill-buffer-hook 'mml-destroy-buffers t t))))
9962 `(lambda (no-highlight)
9963 (let ((mail-parse-charset ',gnus-newsgroup-charset)
9964 (message-options message-options)
9965 (message-options-set-recipient)
9966 (mail-parse-ignored-charsets
9967 ',gnus-newsgroup-ignored-charsets))
9968 ,(if (not raw) '(progn
9970 (mml-destroy-buffers)
9971 (remove-hook 'kill-buffer-hook
9972 'mml-destroy-buffers t)
9973 (kill-local-variable 'mml-buffer-list)))
9974 (gnus-summary-edit-article-done
9975 ,(or (mail-header-references gnus-current-headers) "")
9976 ,(gnus-group-read-only-p)
9977 ,gnus-summary-buffer no-highlight))))))))
9979 (defalias 'gnus-summary-edit-article-postpone 'gnus-article-edit-exit)
9981 (defun gnus-summary-edit-article-done (&optional references read-only buffer
9983 "Make edits to the current article permanent."
9986 ;; The buffer restriction contains the entire article if it exists.
9987 (when (article-goto-body)
9988 (let ((lines (count-lines (point) (point-max)))
9989 (length (- (point-max) (point)))
9990 (case-fold-search t)
9991 (body (copy-marker (point))))
9992 (goto-char (point-min))
9993 (when (re-search-forward "^content-length:[ \t]\\([0-9]+\\)" body t)
9994 (delete-region (match-beginning 1) (match-end 1))
9995 (insert (number-to-string length)))
9996 (goto-char (point-min))
9997 (when (re-search-forward
9998 "^x-content-length:[ \t]\\([0-9]+\\)" body t)
9999 (delete-region (match-beginning 1) (match-end 1))
10000 (insert (number-to-string length)))
10001 (goto-char (point-min))
10002 (when (re-search-forward "^lines:[ \t]\\([0-9]+\\)" body t)
10003 (delete-region (match-beginning 1) (match-end 1))
10004 (insert (number-to-string lines))))))
10005 ;; Replace the article.
10006 (let ((buf (current-buffer)))
10008 (insert-buffer-substring buf)
10010 (if (and (not read-only)
10011 (not (gnus-request-replace-article
10012 (cdr gnus-article-current) (car gnus-article-current)
10013 (current-buffer) t)))
10014 (error "Couldn't replace article")
10015 ;; Update the summary buffer.
10016 (if (and references
10017 (equal (message-tokenize-header references " ")
10018 (message-tokenize-header
10019 (or (message-fetch-field "references") "") " ")))
10020 ;; We only have to update this line.
10023 (message-narrow-to-head)
10024 (let ((head (buffer-substring-no-properties
10025 (point-min) (point-max)))
10028 (insert (format "211 %d Article retrieved.\n"
10029 (cdr gnus-article-current)))
10032 (let ((nntp-server-buffer (current-buffer)))
10033 (setq header (car (gnus-get-newsgroup-headers
10036 (set-buffer gnus-summary-buffer)
10037 (gnus-data-set-header
10038 (gnus-data-find (cdr gnus-article-current))
10040 (gnus-summary-update-article-line
10041 (cdr gnus-article-current) header)
10042 (if (gnus-summary-goto-subject
10043 (cdr gnus-article-current) nil t)
10044 (gnus-summary-update-secondary-mark
10045 (cdr gnus-article-current))))))))
10047 (set-buffer (or buffer gnus-summary-buffer))
10048 (gnus-summary-update-article (cdr gnus-article-current))
10049 (if (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
10050 (gnus-summary-update-secondary-mark
10051 (cdr gnus-article-current))))
10052 ;; Prettify the article buffer again.
10053 (unless no-highlight
10055 (set-buffer gnus-article-buffer)
10056 ;;;!!! Fix this -- article should be rehighlighted.
10057 ;;;(gnus-run-hooks 'gnus-article-display-hook)
10058 (set-buffer gnus-original-article-buffer)
10059 (gnus-request-article
10060 (cdr gnus-article-current)
10061 (car gnus-article-current) (current-buffer))))
10062 ;; Prettify the summary buffer line.
10063 (when (gnus-visual-p 'summary-highlight 'highlight)
10064 (gnus-run-hooks 'gnus-visual-mark-article-hook))))))
10066 (defun gnus-summary-edit-wash (key)
10067 "Perform editing command KEY in the article buffer."
10071 (message "%s" (concat (this-command-keys) "- "))
10074 (gnus-summary-edit-article)
10075 (execute-kbd-macro (concat (this-command-keys) key))
10076 (gnus-article-edit-done))
10080 (defun gnus-summary-respool-query (&optional silent trace)
10081 "Query where the respool algorithm would put this article."
10083 (let (gnus-mark-article-hook)
10084 (gnus-summary-select-article)
10086 (set-buffer gnus-original-article-buffer)
10087 (let ((groups (nnmail-article-group 'identity trace)))
10090 (message "This message would go to %s"
10091 (mapconcat 'car groups ", "))
10092 (message "This message would go to no groups"))
10095 (defun gnus-summary-respool-trace ()
10096 "Trace where the respool algorithm would put this article.
10097 Display a buffer showing all fancy splitting patterns which matched."
10099 (gnus-summary-respool-query nil t))
10101 ;; Summary marking commands.
10103 (defun gnus-summary-kill-same-subject-and-select (&optional unmark)
10104 "Mark articles which has the same subject as read, and then select the next.
10105 If UNMARK is positive, remove any kind of mark.
10106 If UNMARK is negative, tick articles."
10109 (setq unmark (prefix-numeric-value unmark)))
10111 (gnus-summary-mark-same-subject
10112 (gnus-summary-article-subject) unmark)))
10113 ;; Select next unread article. If auto-select-same mode, should
10114 ;; select the first unread article.
10115 (gnus-summary-next-article t (and gnus-auto-select-same
10116 (gnus-summary-article-subject)))
10117 (gnus-message 7 "%d article%s marked as %s"
10118 count (if (= count 1) " is" "s are")
10119 (if unmark "unread" "read"))))
10121 (defun gnus-summary-kill-same-subject (&optional unmark)
10122 "Mark articles which has the same subject as read.
10123 If UNMARK is positive, remove any kind of mark.
10124 If UNMARK is negative, tick articles."
10127 (setq unmark (prefix-numeric-value unmark)))
10129 (gnus-summary-mark-same-subject
10130 (gnus-summary-article-subject) unmark)))
10131 ;; If marked as read, go to next unread subject.
10132 (when (null unmark)
10133 ;; Go to next unread subject.
10134 (gnus-summary-next-subject 1 t))
10135 (gnus-message 7 "%d articles are marked as %s"
10136 count (if unmark "unread" "read"))))
10138 (defun gnus-summary-mark-same-subject (subject &optional unmark)
10139 "Mark articles with same SUBJECT as read, and return marked number.
10140 If optional argument UNMARK is positive, remove any kinds of marks.
10141 If optional argument UNMARK is negative, mark articles as unread instead."
10145 ((null unmark) ; Mark as read.
10148 (gnus-summary-mark-article-as-read gnus-killed-mark)
10149 (gnus-summary-show-thread) t)
10150 (gnus-summary-find-subject subject))
10151 (setq count (1+ count))))
10152 ((> unmark 0) ; Tick.
10155 (gnus-summary-mark-article-as-unread gnus-ticked-mark)
10156 (gnus-summary-show-thread) t)
10157 (gnus-summary-find-subject subject))
10158 (setq count (1+ count))))
10159 (t ; Mark as unread.
10162 (gnus-summary-mark-article-as-unread gnus-unread-mark)
10163 (gnus-summary-show-thread) t)
10164 (gnus-summary-find-subject subject))
10165 (setq count (1+ count)))))
10166 (gnus-set-mode-line 'summary)
10167 ;; Return the number of marked articles.
10170 (defun gnus-summary-mark-as-processable (n &optional unmark)
10171 "Set the process mark on the next N articles.
10172 If N is negative, mark backward instead. If UNMARK is non-nil, remove
10173 the process mark instead. The difference between N and the actual
10174 number of articles marked is returned."
10176 (if (and (null n) (gnus-region-active-p))
10177 (gnus-uu-mark-region (region-beginning) (region-end) unmark)
10178 (setq n (prefix-numeric-value n))
10179 (let ((backward (< n 0))
10184 (gnus-summary-remove-process-mark
10185 (gnus-summary-article-number))
10186 (gnus-summary-set-process-mark (gnus-summary-article-number)))
10187 (zerop (gnus-summary-next-subject (if backward -1 1) nil t)))
10190 (gnus-message 7 "No more articles"))
10191 (gnus-summary-recenter)
10192 (gnus-summary-position-point)
10195 (defun gnus-summary-unmark-as-processable (n)
10196 "Remove the process mark from the next N articles.
10197 If N is negative, unmark backward instead. The difference between N and
10198 the actual number of articles unmarked is returned."
10200 (gnus-summary-mark-as-processable n t))
10202 (defun gnus-summary-unmark-all-processable ()
10203 "Remove the process mark from all articles."
10206 (while gnus-newsgroup-processable
10207 (gnus-summary-remove-process-mark (car gnus-newsgroup-processable))))
10208 (gnus-summary-position-point))
10210 (defun gnus-summary-add-mark (article type)
10211 "Mark ARTICLE with a mark of TYPE."
10212 (let ((vtype (car (assq type gnus-article-mark-lists)))
10215 (error "No such mark type: %s" type)
10216 (setq var (intern (format "gnus-newsgroup-%s" type)))
10217 (set var (cons article (symbol-value var)))
10218 (if (memq type '(processable cached replied forwarded recent saved))
10219 (gnus-summary-update-secondary-mark article)
10220 ;;; !!! This is bogus. We should find out what primary
10221 ;;; !!! mark we want to set.
10222 (gnus-summary-update-mark gnus-del-mark 'unread)))))
10224 (defun gnus-summary-mark-as-expirable (n)
10225 "Mark N articles forward as expirable.
10226 If N is negative, mark backward instead. The difference between N and
10227 the actual number of articles marked is returned."
10229 (gnus-summary-mark-forward n gnus-expirable-mark))
10231 (defun gnus-summary-mark-as-spam (n)
10232 "Mark N articles forward as spam.
10233 If N is negative, mark backward instead. The difference between N and
10234 the actual number of articles marked is returned."
10236 (gnus-summary-mark-forward n gnus-spam-mark))
10238 (defun gnus-summary-mark-article-as-replied (article)
10239 "Mark ARTICLE as replied to and update the summary line.
10240 ARTICLE can also be a list of articles."
10241 (interactive (list (gnus-summary-article-number)))
10242 (let ((articles (if (listp article) article (list article))))
10243 (dolist (article articles)
10244 (unless (numberp article)
10245 (error "%s is not a number" article))
10246 (push article gnus-newsgroup-replied)
10247 (let ((buffer-read-only nil))
10248 (when (gnus-summary-goto-subject article nil t)
10249 (gnus-summary-update-secondary-mark article))))))
10251 (defun gnus-summary-mark-article-as-forwarded (article)
10252 "Mark ARTICLE as forwarded and update the summary line.
10253 ARTICLE can also be a list of articles."
10254 (let ((articles (if (listp article) article (list article))))
10255 (dolist (article articles)
10256 (push article gnus-newsgroup-forwarded)
10257 (let ((buffer-read-only nil))
10258 (when (gnus-summary-goto-subject article nil t)
10259 (gnus-summary-update-secondary-mark article))))))
10261 (defun gnus-summary-set-bookmark (article)
10262 "Set a bookmark in current article."
10263 (interactive (list (gnus-summary-article-number)))
10264 (when (or (not (get-buffer gnus-article-buffer))
10265 (not gnus-current-article)
10266 (not gnus-article-current)
10267 (not (equal gnus-newsgroup-name (car gnus-article-current))))
10268 (error "No current article selected"))
10269 ;; Remove old bookmark, if one exists.
10270 (gnus-pull article gnus-newsgroup-bookmarks)
10271 ;; Set the new bookmark, which is on the form
10272 ;; (article-number . line-number-in-body).
10275 (with-current-buffer gnus-article-buffer
10279 (article-goto-body)
10282 gnus-newsgroup-bookmarks)
10283 (gnus-message 6 "A bookmark has been added to the current article."))
10285 (defun gnus-summary-remove-bookmark (article)
10286 "Remove the bookmark from the current article."
10287 (interactive (list (gnus-summary-article-number)))
10288 ;; Remove old bookmark, if one exists.
10289 (if (not (assq article gnus-newsgroup-bookmarks))
10290 (gnus-message 6 "No bookmark in current article.")
10291 (gnus-pull article gnus-newsgroup-bookmarks)
10292 (gnus-message 6 "Removed bookmark.")))
10294 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
10295 (defun gnus-summary-mark-as-dormant (n)
10296 "Mark N articles forward as dormant.
10297 If N is negative, mark backward instead. The difference between N and
10298 the actual number of articles marked is returned."
10300 (gnus-summary-mark-forward n gnus-dormant-mark))
10302 (defun gnus-summary-set-process-mark (article)
10303 "Set the process mark on ARTICLE and update the summary line."
10304 (setq gnus-newsgroup-processable
10306 (delq article gnus-newsgroup-processable)))
10307 (when (gnus-summary-goto-subject article)
10308 (gnus-summary-show-thread)
10309 (gnus-summary-goto-subject article)
10310 (gnus-summary-update-secondary-mark article)))
10312 (defun gnus-summary-remove-process-mark (&rest articles)
10313 "Remove the process mark from ARTICLES and update the summary line."
10314 (dolist (article articles)
10315 (setq gnus-newsgroup-processable (delq article gnus-newsgroup-processable))
10316 (when (gnus-summary-goto-subject article)
10317 (gnus-summary-show-thread)
10318 (gnus-summary-goto-subject article)
10319 (gnus-summary-update-secondary-mark article)))
10322 (defun gnus-summary-set-saved-mark (article)
10323 "Set the process mark on ARTICLE and update the summary line."
10324 (push article gnus-newsgroup-saved)
10325 (when (gnus-summary-goto-subject article)
10326 (gnus-summary-update-secondary-mark article)))
10328 (defun gnus-summary-mark-forward (n &optional mark no-expire)
10329 "Mark N articles as read forwards.
10330 If N is negative, mark backwards instead. Mark with MARK, ?r by default.
10331 The difference between N and the actual number of articles marked is
10333 If NO-EXPIRE, auto-expiry will be inhibited."
10335 (gnus-summary-show-thread)
10336 (let ((backward (< n 0))
10337 (gnus-summary-goto-unread
10338 (and gnus-summary-goto-unread
10339 (not (eq gnus-summary-goto-unread 'never))
10340 (not (memq mark (list gnus-unread-mark gnus-spam-mark
10341 gnus-ticked-mark gnus-dormant-mark)))))
10343 (mark (or mark gnus-del-mark)))
10344 (while (and (> n 0)
10345 (gnus-summary-mark-article nil mark no-expire)
10346 (zerop (gnus-summary-next-subject
10348 (and gnus-summary-goto-unread
10349 (not (eq gnus-summary-goto-unread 'never)))
10353 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
10354 (gnus-summary-recenter)
10355 (gnus-summary-position-point)
10356 (gnus-set-mode-line 'summary)
10359 (defun gnus-summary-mark-article-as-read (mark)
10360 "Mark the current article quickly as read with MARK."
10361 (let ((article (gnus-summary-article-number)))
10362 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10363 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10364 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
10365 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10366 (push (cons article mark) gnus-newsgroup-reads)
10367 ;; Possibly remove from cache, if that is used.
10368 (when gnus-use-cache
10369 (gnus-cache-enter-remove-article article))
10370 ;; Allow the backend to change the mark.
10371 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10372 ;; Check for auto-expiry.
10373 (when (and gnus-newsgroup-auto-expire
10374 (memq mark gnus-auto-expirable-marks))
10375 (setq mark gnus-expirable-mark)
10376 ;; Let the backend know about the mark change.
10377 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10378 (push article gnus-newsgroup-expirable))
10379 ;; Set the mark in the buffer.
10380 (gnus-summary-update-mark mark 'unread)
10383 (defun gnus-summary-mark-article-as-unread (mark)
10384 "Mark the current article quickly as unread with MARK."
10385 (let* ((article (gnus-summary-article-number))
10386 (old-mark (gnus-summary-article-mark article)))
10387 ;; Allow the backend to change the mark.
10388 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10389 (if (eq mark old-mark)
10393 (gnus-error 1 "Can't mark negative article numbers")
10395 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10396 (setq gnus-newsgroup-spam-marked
10397 (delq article gnus-newsgroup-spam-marked))
10398 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10399 (setq gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable))
10400 (setq gnus-newsgroup-reads (delq article gnus-newsgroup-reads))
10401 (cond ((= mark gnus-ticked-mark)
10402 (setq gnus-newsgroup-marked
10403 (gnus-add-to-sorted-list gnus-newsgroup-marked
10405 ((= mark gnus-spam-mark)
10406 (setq gnus-newsgroup-spam-marked
10407 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
10409 ((= mark gnus-dormant-mark)
10410 (setq gnus-newsgroup-dormant
10411 (gnus-add-to-sorted-list gnus-newsgroup-dormant
10414 (setq gnus-newsgroup-unreads
10415 (gnus-add-to-sorted-list gnus-newsgroup-unreads
10417 (gnus-pull article gnus-newsgroup-reads)
10419 ;; See whether the article is to be put in the cache.
10420 (and gnus-use-cache
10421 (vectorp (gnus-summary-article-header article))
10423 (gnus-cache-possibly-enter-article
10424 gnus-newsgroup-name article
10425 (= mark gnus-ticked-mark)
10426 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
10429 (gnus-summary-update-mark mark 'unread)
10432 (defun gnus-summary-mark-article (&optional article mark no-expire)
10433 "Mark ARTICLE with MARK. MARK can be any character.
10434 Four MARK strings are reserved: `? ' (unread), `?!' (ticked),
10435 `??' (dormant) and `?E' (expirable).
10436 If MARK is nil, then the default character `?r' is used.
10437 If ARTICLE is nil, then the article on the current line will be
10439 If NO-EXPIRE, auto-expiry will be inhibited."
10440 ;; The mark might be a string.
10441 (when (stringp mark)
10442 (setq mark (aref mark 0)))
10443 ;; If no mark is given, then we check auto-expiring.
10445 (setq mark gnus-del-mark))
10446 (when (and (not no-expire)
10447 gnus-newsgroup-auto-expire
10448 (memq mark gnus-auto-expirable-marks))
10449 (setq mark gnus-expirable-mark))
10450 (let ((article (or article (gnus-summary-article-number)))
10451 (old-mark (gnus-summary-article-mark article)))
10452 ;; Allow the backend to change the mark.
10453 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
10454 (if (eq mark old-mark)
10457 (error "No article on current line"))
10458 (if (not (if (or (= mark gnus-unread-mark)
10459 (= mark gnus-ticked-mark)
10460 (= mark gnus-spam-mark)
10461 (= mark gnus-dormant-mark))
10462 (gnus-mark-article-as-unread article mark)
10463 (gnus-mark-article-as-read article mark)))
10465 ;; See whether the article is to be put in the cache.
10466 (and gnus-use-cache
10467 (not (= mark gnus-canceled-mark))
10468 (vectorp (gnus-summary-article-header article))
10470 (gnus-cache-possibly-enter-article
10471 gnus-newsgroup-name article
10472 (= mark gnus-ticked-mark)
10473 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
10475 (when (gnus-summary-goto-subject article nil t)
10476 (let ((buffer-read-only nil))
10477 (gnus-summary-show-thread)
10479 (gnus-summary-update-mark mark 'unread)
10482 (defun gnus-summary-update-secondary-mark (article)
10483 "Update the secondary (read, process, cache) mark."
10484 (gnus-summary-update-mark
10485 (cond ((memq article gnus-newsgroup-processable)
10487 ((memq article gnus-newsgroup-cached)
10489 ((memq article gnus-newsgroup-replied)
10491 ((memq article gnus-newsgroup-forwarded)
10492 gnus-forwarded-mark)
10493 ((memq article gnus-newsgroup-saved)
10495 ((memq article gnus-newsgroup-recent)
10497 ((memq article gnus-newsgroup-unseen)
10501 (when (gnus-visual-p 'summary-highlight 'highlight)
10502 (gnus-run-hooks 'gnus-summary-update-hook))
10505 (defun gnus-summary-update-download-mark (article)
10506 "Update the download mark."
10507 (gnus-summary-update-mark
10508 (cond ((memq article gnus-newsgroup-undownloaded)
10509 gnus-undownloaded-mark)
10510 (gnus-newsgroup-agentized
10511 gnus-downloaded-mark)
10515 (gnus-summary-update-line t)
10518 (defun gnus-summary-update-mark (mark type)
10519 (let ((forward (cdr (assq type gnus-summary-mark-positions)))
10520 (buffer-read-only nil))
10521 (re-search-backward "[\n\r]" (point-at-bol) 'move-to-limit)
10523 (when (looking-at "\r")
10525 (when (<= (+ forward (point)) (point-max))
10526 ;; Go to the right position on the line.
10527 (goto-char (+ forward (point)))
10528 ;; Replace the old mark with the new mark.
10529 (subst-char-in-region (point) (1+ (point)) (char-after) mark)
10530 ;; Optionally update the marks by some user rule.
10531 (when (eq type 'unread)
10532 (gnus-data-set-mark
10533 (gnus-data-find (gnus-summary-article-number)) mark)
10534 (gnus-summary-update-line (eq mark gnus-unread-mark)))))))
10536 (defun gnus-mark-article-as-read (article &optional mark)
10537 "Enter ARTICLE in the pertinent lists and remove it from others."
10538 ;; Make the article expirable.
10539 (let ((mark (or mark gnus-del-mark)))
10540 (setq gnus-newsgroup-expirable
10541 (if (= mark gnus-expirable-mark)
10542 (gnus-add-to-sorted-list gnus-newsgroup-expirable article)
10543 (delq article gnus-newsgroup-expirable)))
10544 ;; Remove from unread and marked lists.
10545 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10546 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10547 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
10548 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10549 (push (cons article mark) gnus-newsgroup-reads)
10550 ;; Possibly remove from cache, if that is used.
10551 (when gnus-use-cache
10552 (gnus-cache-enter-remove-article article))
10555 (defun gnus-mark-article-as-unread (article &optional mark)
10556 "Enter ARTICLE in the pertinent lists and remove it from others."
10557 (let ((mark (or mark gnus-ticked-mark)))
10560 (gnus-error 1 "Can't mark negative article numbers")
10562 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked)
10563 gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked)
10564 gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant)
10565 gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable)
10566 gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10568 ;; Unsuppress duplicates?
10569 (when gnus-suppress-duplicates
10570 (gnus-dup-unsuppress-article article))
10572 (cond ((= mark gnus-ticked-mark)
10573 (setq gnus-newsgroup-marked
10574 (gnus-add-to-sorted-list gnus-newsgroup-marked article)))
10575 ((= mark gnus-spam-mark)
10576 (setq gnus-newsgroup-spam-marked
10577 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
10579 ((= mark gnus-dormant-mark)
10580 (setq gnus-newsgroup-dormant
10581 (gnus-add-to-sorted-list gnus-newsgroup-dormant article)))
10583 (setq gnus-newsgroup-unreads
10584 (gnus-add-to-sorted-list gnus-newsgroup-unreads article))))
10585 (gnus-pull article gnus-newsgroup-reads)
10588 (defalias 'gnus-summary-mark-as-unread-forward
10589 'gnus-summary-tick-article-forward)
10590 (make-obsolete 'gnus-summary-mark-as-unread-forward
10591 'gnus-summary-tick-article-forward)
10592 (defun gnus-summary-tick-article-forward (n)
10593 "Tick N articles forwards.
10594 If N is negative, tick backwards instead.
10595 The difference between N and the number of articles ticked is returned."
10597 (gnus-summary-mark-forward n gnus-ticked-mark))
10599 (defalias 'gnus-summary-mark-as-unread-backward
10600 'gnus-summary-tick-article-backward)
10601 (make-obsolete 'gnus-summary-mark-as-unread-backward
10602 'gnus-summary-tick-article-backward)
10603 (defun gnus-summary-tick-article-backward (n)
10604 "Tick N articles backwards.
10605 The difference between N and the number of articles ticked is returned."
10607 (gnus-summary-mark-forward (- n) gnus-ticked-mark))
10609 (defalias 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
10610 (make-obsolete 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
10611 (defun gnus-summary-tick-article (&optional article clear-mark)
10612 "Mark current article as unread.
10613 Optional 1st argument ARTICLE specifies article number to be marked as unread.
10614 Optional 2nd argument CLEAR-MARK remove any kinds of mark."
10616 (gnus-summary-mark-article article (if clear-mark gnus-unread-mark
10617 gnus-ticked-mark)))
10619 (defun gnus-summary-mark-as-read-forward (n)
10620 "Mark N articles as read forwards.
10621 If N is negative, mark backwards instead.
10622 The difference between N and the actual number of articles marked is
10625 (gnus-summary-mark-forward n gnus-del-mark gnus-inhibit-user-auto-expire))
10627 (defun gnus-summary-mark-as-read-backward (n)
10628 "Mark the N articles as read backwards.
10629 The difference between N and the actual number of articles marked is
10632 (gnus-summary-mark-forward
10633 (- n) gnus-del-mark gnus-inhibit-user-auto-expire))
10635 (defun gnus-summary-mark-as-read (&optional article mark)
10636 "Mark current article as read.
10637 ARTICLE specifies the article to be marked as read.
10638 MARK specifies a string to be inserted at the beginning of the line."
10639 (gnus-summary-mark-article article mark))
10641 (defun gnus-summary-clear-mark-forward (n)
10642 "Clear marks from N articles forward.
10643 If N is negative, clear backward instead.
10644 The difference between N and the number of marks cleared is returned."
10646 (gnus-summary-mark-forward n gnus-unread-mark))
10648 (defun gnus-summary-clear-mark-backward (n)
10649 "Clear marks from N articles backward.
10650 The difference between N and the number of marks cleared is returned."
10652 (gnus-summary-mark-forward (- n) gnus-unread-mark))
10654 (defun gnus-summary-mark-unread-as-read ()
10655 "Intended to be used by `gnus-summary-mark-article-hook'."
10656 (when (memq gnus-current-article gnus-newsgroup-unreads)
10657 (gnus-summary-mark-article gnus-current-article gnus-read-mark)))
10659 (defun gnus-summary-mark-read-and-unread-as-read (&optional new-mark)
10660 "Intended to be used by `gnus-summary-mark-article-hook'."
10661 (let ((mark (gnus-summary-article-mark)))
10662 (when (or (gnus-unread-mark-p mark)
10663 (gnus-read-mark-p mark))
10664 (gnus-summary-mark-article gnus-current-article
10665 (or new-mark gnus-read-mark)))))
10667 (defun gnus-summary-mark-current-read-and-unread-as-read (&optional new-mark)
10668 "Intended to be used by `gnus-summary-mark-article-hook'."
10669 (let ((mark (gnus-summary-article-mark)))
10670 (when (or (gnus-unread-mark-p mark)
10671 (gnus-read-mark-p mark))
10672 (gnus-summary-mark-article (gnus-summary-article-number)
10673 (or new-mark gnus-read-mark)))))
10675 (defun gnus-summary-mark-unread-as-ticked ()
10676 "Intended to be used by `gnus-summary-mark-article-hook'."
10677 (when (memq gnus-current-article gnus-newsgroup-unreads)
10678 (gnus-summary-mark-article gnus-current-article gnus-ticked-mark)))
10680 (defun gnus-summary-mark-region-as-read (point mark all)
10681 "Mark all unread articles between point and mark as read.
10682 If given a prefix, mark all articles between point and mark as read,
10683 even ticked and dormant ones."
10684 (interactive "r\nP")
10688 (beginning-of-line)
10693 (memq (setq article (gnus-summary-article-number))
10694 gnus-newsgroup-unreads))
10695 (gnus-summary-mark-article article gnus-del-mark))
10697 (gnus-summary-find-next))))))
10699 (defun gnus-summary-mark-below (score mark)
10700 "Mark articles with score less than SCORE with MARK."
10701 (interactive "P\ncMark: ")
10702 (setq score (if score
10703 (prefix-numeric-value score)
10704 (or gnus-summary-default-score 0)))
10706 (set-buffer gnus-summary-buffer)
10707 (goto-char (point-min))
10710 (and (< (gnus-summary-article-score) score)
10711 (gnus-summary-mark-article nil mark))
10712 (gnus-summary-find-next)))))
10714 (defun gnus-summary-kill-below (&optional score)
10715 "Mark articles with score below SCORE as read."
10717 (gnus-summary-mark-below score gnus-killed-mark))
10719 (defun gnus-summary-clear-above (&optional score)
10720 "Clear all marks from articles with score above SCORE."
10722 (gnus-summary-mark-above score gnus-unread-mark))
10724 (defun gnus-summary-tick-above (&optional score)
10725 "Tick all articles with score above SCORE."
10727 (gnus-summary-mark-above score gnus-ticked-mark))
10729 (defun gnus-summary-mark-above (score mark)
10730 "Mark articles with score over SCORE with MARK."
10731 (interactive "P\ncMark: ")
10732 (setq score (if score
10733 (prefix-numeric-value score)
10734 (or gnus-summary-default-score 0)))
10736 (set-buffer gnus-summary-buffer)
10737 (goto-char (point-min))
10739 (when (> (gnus-summary-article-score) score)
10740 (gnus-summary-mark-article nil mark))
10742 (gnus-summary-find-next)))))
10744 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
10745 (defalias 'gnus-summary-show-all-expunged 'gnus-summary-limit-include-expunged)
10746 (defun gnus-summary-limit-include-expunged (&optional no-error)
10747 "Display all the hidden articles that were expunged for low scores."
10749 (let ((buffer-read-only nil))
10750 (let ((scored gnus-newsgroup-scored)
10753 (unless (gnus-summary-article-header (caar scored))
10754 (and (setq h (gnus-number-to-header (caar scored)))
10755 (< (cdar scored) gnus-summary-expunge-below)
10757 (setq scored (cdr scored)))
10759 (when (not no-error)
10760 (error "No expunged articles hidden"))
10761 (goto-char (point-min))
10762 (push gnus-newsgroup-limit gnus-newsgroup-limits)
10763 (setq gnus-newsgroup-limit (copy-sequence gnus-newsgroup-limit))
10764 (mapcar (lambda (x) (push (mail-header-number x)
10765 gnus-newsgroup-limit))
10767 (gnus-summary-prepare-unthreaded (nreverse headers))
10768 (goto-char (point-min))
10769 (gnus-summary-position-point)
10772 (defun gnus-summary-catchup (&optional all quietly to-here not-mark reverse)
10773 "Mark all unread articles in this newsgroup as read.
10774 If prefix argument ALL is non-nil, ticked and dormant articles will
10775 also be marked as read.
10776 If QUIETLY is non-nil, no questions will be asked.
10778 If TO-HERE is non-nil, it should be a point in the buffer. All
10779 articles before (after, if REVERSE is set) this point will be marked
10782 Note that this function will only catch up the unread article
10783 in the current summary buffer limitation.
10785 The number of articles marked as read is returned."
10790 (not gnus-interactive-catchup) ;Without confirmation?
10794 "Mark absolutely all articles as read? "
10795 "Mark all unread articles as read? ")))
10797 (not gnus-newsgroup-adaptive)
10798 (not gnus-newsgroup-auto-expire)
10799 (not gnus-suppress-duplicates)
10800 (or (not gnus-use-cache)
10801 (eq gnus-use-cache 'passive)))
10804 (setq gnus-newsgroup-marked nil
10805 gnus-newsgroup-spam-marked nil
10806 gnus-newsgroup-dormant nil))
10807 (setq gnus-newsgroup-unreads
10808 (gnus-sorted-nunion
10809 (gnus-sorted-intersection gnus-newsgroup-unreads
10810 gnus-newsgroup-downloadable)
10811 gnus-newsgroup-unfetched)))
10812 ;; We actually mark all articles as canceled, which we
10813 ;; have to do when using auto-expiry or adaptive scoring.
10814 (gnus-summary-show-all-threads)
10815 (if (and to-here reverse)
10817 (goto-char to-here)
10818 (gnus-summary-mark-current-read-and-unread-as-read
10820 (while (gnus-summary-find-next (not all))
10821 (gnus-summary-mark-article-as-read gnus-catchup-mark)))
10822 (when (gnus-summary-first-subject (not all))
10824 (if to-here (< (point) to-here) t)
10825 (gnus-summary-mark-article-as-read gnus-catchup-mark)
10826 (gnus-summary-find-next (not all))))))
10827 (gnus-set-mode-line 'summary))
10829 (gnus-summary-position-point)))
10831 (defun gnus-summary-catchup-to-here (&optional all)
10832 "Mark all unticked articles before the current one as read.
10833 If ALL is non-nil, also mark ticked and dormant articles as read."
10836 (gnus-save-hidden-threads
10837 (let ((beg (point)))
10838 ;; We check that there are unread articles.
10839 (when (or all (gnus-summary-find-prev))
10840 (gnus-summary-catchup all t beg)))))
10841 (gnus-summary-position-point))
10843 (defun gnus-summary-catchup-from-here (&optional all)
10844 "Mark all unticked articles after (and including) the current one as read.
10845 If ALL is non-nil, also mark ticked and dormant articles as read."
10848 (gnus-save-hidden-threads
10849 (let ((beg (point)))
10850 ;; We check that there are unread articles.
10851 (when (or all (gnus-summary-find-next))
10852 (gnus-summary-catchup all t beg nil t)))))
10853 (gnus-summary-position-point))
10855 (defun gnus-summary-catchup-all (&optional quietly)
10856 "Mark all articles in this newsgroup as read.
10857 This command is dangerous. Normally, you want \\[gnus-summary-catchup]
10858 instead, which marks only unread articles as read."
10860 (gnus-summary-catchup t quietly))
10862 (defun gnus-summary-catchup-and-exit (&optional all quietly)
10863 "Mark all unread articles in this group as read, then exit.
10864 If prefix argument ALL is non-nil, all articles are marked as read.
10865 If QUIETLY is non-nil, no questions will be asked."
10867 (when (gnus-summary-catchup all quietly nil 'fast)
10868 ;; Select next newsgroup or exit.
10869 (if (and (not (gnus-group-quit-config gnus-newsgroup-name))
10870 (eq gnus-auto-select-next 'quietly))
10871 (gnus-summary-next-group nil)
10872 (gnus-summary-exit))))
10874 (defun gnus-summary-catchup-all-and-exit (&optional quietly)
10875 "Mark all articles in this newsgroup as read, and then exit.
10876 This command is dangerous. Normally, you want \\[gnus-summary-catchup-and-exit]
10877 instead, which marks only unread articles as read."
10879 (gnus-summary-catchup-and-exit t quietly))
10881 (defun gnus-summary-catchup-and-goto-next-group (&optional all)
10882 "Mark all articles in this group as read and select the next group.
10883 If given a prefix, mark all articles, unread as well as ticked, as
10887 (gnus-summary-catchup all))
10888 (gnus-summary-next-group))
10890 (defun gnus-summary-catchup-and-goto-prev-group (&optional all)
10891 "Mark all articles in this group as read and select the previous group.
10892 If given a prefix, mark all articles, unread as well as ticked, as
10896 (gnus-summary-catchup all))
10897 (gnus-summary-next-group nil nil t))
10903 (defmacro gnus-with-article (article &rest forms)
10904 "Select ARTICLE and perform FORMS in the original article buffer.
10905 Then replace the article with the result."
10907 ;; We don't want the article to be marked as read.
10908 (let (gnus-mark-article-hook)
10909 (gnus-summary-select-article t t nil ,article))
10910 (set-buffer gnus-original-article-buffer)
10912 (if (not (gnus-check-backend-function
10913 'request-replace-article (car gnus-article-current)))
10914 (gnus-message 5 "Read-only group; not replacing")
10915 (unless (gnus-request-replace-article
10916 ,article (car gnus-article-current)
10917 (current-buffer) t)
10918 (error "Couldn't replace article")))
10919 ;; The cache and backlog have to be flushed somewhat.
10920 (when gnus-keep-backlog
10921 (gnus-backlog-remove-article
10922 (car gnus-article-current) (cdr gnus-article-current)))
10923 (when gnus-use-cache
10924 (gnus-cache-update-article
10925 (car gnus-article-current) (cdr gnus-article-current)))))
10927 (put 'gnus-with-article 'lisp-indent-function 1)
10928 (put 'gnus-with-article 'edebug-form-spec '(form body))
10930 ;; Thread-based commands.
10932 (defun gnus-summary-articles-in-thread (&optional article)
10933 "Return a list of all articles in the current thread.
10934 If ARTICLE is non-nil, return all articles in the thread that starts
10935 with that article."
10936 (let* ((article (or article (gnus-summary-article-number)))
10937 (data (gnus-data-find-list article))
10938 (top-level (gnus-data-level (car data)))
10940 (cond ((null gnus-thread-operation-ignore-subject)
10941 (gnus-simplify-subject-re
10942 (mail-header-subject (gnus-data-header (car data)))))
10943 ((eq gnus-thread-operation-ignore-subject 'fuzzy)
10944 (gnus-simplify-subject-fuzzy
10945 (mail-header-subject (gnus-data-header (car data)))))
10947 (end-point (save-excursion
10948 (if (gnus-summary-go-to-next-thread)
10949 (point) (point-max))))
10952 (< (gnus-data-pos (car data)) end-point))
10953 (when (or (not top-subject)
10954 (string= top-subject
10955 (if (eq gnus-thread-operation-ignore-subject 'fuzzy)
10956 (gnus-simplify-subject-fuzzy
10957 (mail-header-subject
10958 (gnus-data-header (car data))))
10959 (gnus-simplify-subject-re
10960 (mail-header-subject
10961 (gnus-data-header (car data)))))))
10962 (push (gnus-data-number (car data)) articles))
10963 (unless (and (setq data (cdr data))
10964 (> (gnus-data-level (car data)) top-level))
10966 ;; Return the list of articles.
10967 (nreverse articles)))
10969 (defun gnus-summary-rethread-current ()
10970 "Rethread the thread the current article is part of."
10972 (let* ((gnus-show-threads t)
10973 (article (gnus-summary-article-number))
10974 (id (mail-header-id (gnus-summary-article-header)))
10975 (gnus-newsgroup-threads (list (gnus-id-to-thread (gnus-root-id id)))))
10977 (error "No article on the current line"))
10978 (gnus-rebuild-thread id)
10979 (gnus-summary-goto-subject article)))
10981 (defun gnus-summary-reparent-thread ()
10982 "Make the current article child of the marked (or previous) article.
10984 Note that the re-threading will only work if `gnus-thread-ignore-subject'
10985 is non-nil or the Subject: of both articles are the same."
10987 (unless (not (gnus-group-read-only-p))
10988 (error "The current newsgroup does not support article editing"))
10989 (unless (<= (length gnus-newsgroup-processable) 1)
10990 (error "No more than one article may be marked"))
10991 (let ((child (gnus-summary-article-number))
10992 ;; First grab the marked article, otherwise one line up.
10993 (parent (if (not (null gnus-newsgroup-processable))
10994 (car gnus-newsgroup-processable)
10996 (if (eq (forward-line -1) 0)
10997 (gnus-summary-article-number)
10998 (error "Beginning of summary buffer"))))))
10999 (gnus-summary-reparent-children parent (list child))))
11001 (defun gnus-summary-reparent-children (parent children)
11002 "Make PARENT the parent of CHILDREN.
11003 When called interactively, PARENT is the current article and CHILDREN
11004 are the process-marked articles."
11006 (list (gnus-summary-article-number)
11007 (gnus-summary-work-articles nil)))
11008 (dolist (child children)
11009 (save-window-excursion
11010 (let ((gnus-article-buffer " *reparent*"))
11011 (unless (not (eq parent child))
11012 (error "An article may not be self-referential"))
11013 (let ((message-id (mail-header-id
11014 (gnus-summary-article-header parent))))
11015 (unless (and message-id (not (equal message-id "")))
11016 (error "No message-id in desired parent"))
11017 (gnus-with-article child
11019 (goto-char (point-min))
11020 (message-narrow-to-head)
11021 (if (re-search-forward "^References: " nil t)
11023 (re-search-forward "^[^ \t]" nil t)
11026 (insert " " message-id))
11027 (insert "References: " message-id "\n"))))
11028 (set-buffer gnus-summary-buffer)
11029 (gnus-summary-unmark-all-processable)
11030 (gnus-summary-update-article child)
11031 (when (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
11032 (gnus-summary-update-secondary-mark (cdr gnus-article-current)))
11033 (gnus-summary-rethread-current)
11034 (gnus-message 3 "Article %d is now the child of article %d"
11037 (defun gnus-summary-toggle-threads (&optional arg)
11038 "Toggle showing conversation threads.
11039 If ARG is positive number, turn showing conversation threads on."
11041 (let ((current (or (gnus-summary-article-number) gnus-newsgroup-end)))
11042 (setq gnus-show-threads
11043 (if (null arg) (not gnus-show-threads)
11044 (> (prefix-numeric-value arg) 0)))
11045 (gnus-summary-prepare)
11046 (gnus-summary-goto-subject current)
11047 (gnus-message 6 "Threading is now %s" (if gnus-show-threads "on" "off"))
11048 (gnus-summary-position-point)))
11050 (defun gnus-summary-show-all-threads ()
11051 "Show all threads."
11054 (let ((buffer-read-only nil))
11055 (subst-char-in-region (point-min) (point-max) ?\^M ?\n t)))
11056 (gnus-summary-position-point))
11058 (defun gnus-summary-show-thread ()
11059 "Show thread subtrees.
11060 Returns nil if no thread was there to be shown."
11062 (let ((buffer-read-only nil)
11064 (end (point-at-eol))
11065 ;; Leave point at bol
11066 (beg (progn (beginning-of-line) (point))))
11068 ;; Any hidden lines here?
11069 (search-forward "\r" end t)
11070 (subst-char-in-region beg end ?\^M ?\n t)
11072 (gnus-summary-position-point))))
11074 (defun gnus-summary-maybe-hide-threads ()
11075 "If requested, hide the threads that should be hidden."
11076 (when (and gnus-show-threads
11077 gnus-thread-hide-subtree)
11078 (gnus-summary-hide-all-threads
11079 (if (or (consp gnus-thread-hide-subtree)
11080 (functionp gnus-thread-hide-subtree))
11081 (gnus-make-predicate gnus-thread-hide-subtree)
11084 ;;; Hiding predicates.
11086 (defun gnus-article-unread-p (header)
11087 (memq (mail-header-number header) gnus-newsgroup-unreads))
11089 (defun gnus-article-unseen-p (header)
11090 (memq (mail-header-number header) gnus-newsgroup-unseen))
11092 (defun gnus-map-articles (predicate articles)
11093 "Map PREDICATE over ARTICLES and return non-nil if any predicate is non-nil."
11094 (apply 'gnus-or (mapcar predicate
11095 (mapcar (lambda (number)
11096 (gnus-summary-article-header number))
11099 (defun gnus-summary-hide-all-threads (&optional predicate)
11100 "Hide all thread subtrees.
11101 If PREDICATE is supplied, threads that satisfy this predicate
11102 will not be hidden."
11105 (goto-char (point-min))
11108 (when (or (not predicate)
11110 predicate (gnus-summary-article-children)))
11111 (gnus-summary-hide-thread))
11112 (setq end (not (zerop (gnus-summary-next-thread 1 t)))))))
11113 (gnus-summary-position-point))
11115 (defun gnus-summary-hide-thread ()
11116 "Hide thread subtrees.
11117 If PREDICATE is supplied, threads that satisfy this predicate
11118 will not be hidden.
11119 Returns nil if no threads were there to be hidden."
11121 (let ((buffer-read-only nil)
11123 (article (gnus-summary-article-number)))
11125 ;; Go forward until either the buffer ends or the subthread
11127 (when (and (not (eobp))
11128 (or (zerop (gnus-summary-next-thread 1 t))
11129 (goto-char (point-max))))
11131 (if (and (> (point) start)
11132 (search-backward "\n" start t))
11134 (subst-char-in-region start (point) ?\n ?\^M)
11135 (gnus-summary-goto-subject article))
11139 (defun gnus-summary-go-to-next-thread (&optional previous)
11140 "Go to the same level (or less) next thread.
11141 If PREVIOUS is non-nil, go to previous thread instead.
11142 Return the article number moved to, or nil if moving was impossible."
11143 (let ((level (gnus-summary-thread-level))
11144 (way (if previous -1 1))
11147 (while (and (not (eobp))
11148 (< level (gnus-summary-thread-level)))
11149 (forward-line way))
11156 (gnus-summary-article-number)
11157 (goto-char beg)))))
11159 (defun gnus-summary-next-thread (n &optional silent)
11160 "Go to the same level next N'th thread.
11161 If N is negative, search backward instead.
11162 Returns the difference between N and the number of skips actually
11165 If SILENT, don't output messages."
11167 (let ((backward (< n 0))
11169 (while (and (> n 0)
11170 (gnus-summary-go-to-next-thread backward))
11173 (gnus-summary-position-point))
11174 (when (and (not silent) (/= 0 n))
11175 (gnus-message 7 "No more threads"))
11178 (defun gnus-summary-prev-thread (n)
11179 "Go to the same level previous N'th thread.
11180 Returns the difference between N and the number of skips actually
11183 (gnus-summary-next-thread (- n)))
11185 (defun gnus-summary-go-down-thread ()
11186 "Go down one level in the current thread."
11187 (let ((children (gnus-summary-article-children)))
11189 (gnus-summary-goto-subject (car children)))))
11191 (defun gnus-summary-go-up-thread ()
11192 "Go up one level in the current thread."
11193 (let ((parent (gnus-summary-article-parent)))
11195 (gnus-summary-goto-subject parent))))
11197 (defun gnus-summary-down-thread (n)
11198 "Go down thread N steps.
11199 If N is negative, go up instead.
11200 Returns the difference between N and how many steps down that were
11205 (while (and (> n 0)
11206 (if up (gnus-summary-go-up-thread)
11207 (gnus-summary-go-down-thread)))
11209 (gnus-summary-position-point)
11211 (gnus-message 7 "Can't go further"))
11214 (defun gnus-summary-up-thread (n)
11215 "Go up thread N steps.
11216 If N is negative, go down instead.
11217 Returns the difference between N and how many steps down that were
11220 (gnus-summary-down-thread (- n)))
11222 (defun gnus-summary-top-thread ()
11223 "Go to the top of the thread."
11225 (while (gnus-summary-go-up-thread))
11226 (gnus-summary-article-number))
11228 (defun gnus-summary-kill-thread (&optional unmark)
11229 "Mark articles under current thread as read.
11230 If the prefix argument is positive, remove any kinds of marks.
11231 If the prefix argument is negative, tick articles instead."
11234 (setq unmark (prefix-numeric-value unmark)))
11235 (let ((articles (gnus-summary-articles-in-thread)))
11237 ;; Expand the thread.
11238 (gnus-summary-show-thread)
11239 ;; Mark all the articles.
11241 (gnus-summary-goto-subject (car articles))
11242 (cond ((null unmark)
11243 (gnus-summary-mark-article-as-read gnus-killed-mark))
11245 (gnus-summary-mark-article-as-unread gnus-unread-mark))
11247 (gnus-summary-mark-article-as-unread gnus-ticked-mark)))
11248 (setq articles (cdr articles))))
11249 ;; Hide killed subtrees.
11251 gnus-thread-hide-killed
11252 (gnus-summary-hide-thread))
11253 ;; If marked as read, go to next unread subject.
11254 (when (null unmark)
11255 ;; Go to next unread subject.
11256 (gnus-summary-next-subject 1 t)))
11257 (gnus-set-mode-line 'summary))
11259 ;; Summary sorting commands
11261 (defun gnus-summary-sort-by-number (&optional reverse)
11262 "Sort the summary buffer by article number.
11263 Argument REVERSE means reverse order."
11265 (gnus-summary-sort 'number reverse))
11267 (defun gnus-summary-sort-by-random (&optional reverse)
11268 "Randomize the order in the summary buffer.
11269 Argument REVERSE means to randomize in reverse order."
11271 (gnus-summary-sort 'random reverse))
11273 (defun gnus-summary-sort-by-author (&optional reverse)
11274 "Sort the summary buffer by author name alphabetically.
11275 If `case-fold-search' is non-nil, case of letters is ignored.
11276 Argument REVERSE means reverse order."
11278 (gnus-summary-sort 'author reverse))
11280 (defun gnus-summary-sort-by-recipient (&optional reverse)
11281 "Sort the summary buffer by recipient name alphabetically.
11282 If `case-fold-search' is non-nil, case of letters is ignored.
11283 Argument REVERSE means reverse order."
11285 (gnus-summary-sort 'recipient reverse))
11287 (defun gnus-summary-sort-by-subject (&optional reverse)
11288 "Sort the summary buffer by subject alphabetically. `Re:'s are ignored.
11289 If `case-fold-search' is non-nil, case of letters is ignored.
11290 Argument REVERSE means reverse order."
11292 (gnus-summary-sort 'subject reverse))
11294 (defun gnus-summary-sort-by-date (&optional reverse)
11295 "Sort the summary buffer by date.
11296 Argument REVERSE means reverse order."
11298 (gnus-summary-sort 'date reverse))
11300 (defun gnus-summary-sort-by-score (&optional reverse)
11301 "Sort the summary buffer by score.
11302 Argument REVERSE means reverse order."
11304 (gnus-summary-sort 'score reverse))
11306 (defun gnus-summary-sort-by-lines (&optional reverse)
11307 "Sort the summary buffer by the number of lines.
11308 Argument REVERSE means reverse order."
11310 (gnus-summary-sort 'lines reverse))
11312 (defun gnus-summary-sort-by-chars (&optional reverse)
11313 "Sort the summary buffer by article length.
11314 Argument REVERSE means reverse order."
11316 (gnus-summary-sort 'chars reverse))
11318 (defun gnus-summary-sort-by-original (&optional reverse)
11319 "Sort the summary buffer using the default sorting method.
11320 Argument REVERSE means reverse order."
11322 (let* ((buffer-read-only)
11323 (gnus-summary-prepare-hook nil))
11324 ;; We do the sorting by regenerating the threads.
11325 (gnus-summary-prepare)
11326 ;; Hide subthreads if needed.
11327 (gnus-summary-maybe-hide-threads)))
11329 (defun gnus-summary-sort (predicate reverse)
11330 "Sort summary buffer by PREDICATE. REVERSE means reverse order."
11331 (let* ((thread (intern (format "gnus-thread-sort-by-%s" predicate)))
11332 (article (intern (format "gnus-article-sort-by-%s" predicate)))
11333 (gnus-thread-sort-functions
11338 (gnus-sort-gathered-threads-function
11339 gnus-thread-sort-functions)
11340 (gnus-article-sort-functions
11344 (,article t2 t1))))
11346 (gnus-summary-prepare-hook nil))
11347 ;; We do the sorting by regenerating the threads.
11348 (gnus-summary-prepare)
11349 ;; Hide subthreads if needed.
11350 (gnus-summary-maybe-hide-threads)))
11352 ;; Summary saving commands.
11354 (defun gnus-summary-save-article (&optional n not-saved)
11355 "Save the current article using the default saver function.
11356 If N is a positive number, save the N next articles.
11357 If N is a negative number, save the N previous articles.
11358 If N is nil and any articles have been marked with the process mark,
11359 save those articles instead.
11360 The variable `gnus-default-article-saver' specifies the saver function.
11362 If the optional second argument NOT-SAVED is non-nil, articles saved
11363 will not be marked as saved."
11365 (require 'gnus-art)
11366 (let* ((articles (gnus-summary-work-articles n))
11367 (save-buffer (save-excursion
11368 (nnheader-set-temp-buffer " *Gnus Save*")))
11369 (num (length articles))
11370 ;; Whether to save decoded articles or raw articles.
11371 (decode (when gnus-article-save-coding-system
11372 (get gnus-default-article-saver :decode)))
11373 ;; When saving many articles in a single file, use the other
11374 ;; function to save articles other than the first one.
11375 (saver2 (get gnus-default-article-saver :function))
11376 (gnus-prompt-before-saving (if saver2
11378 gnus-prompt-before-saving))
11379 (gnus-default-article-saver gnus-default-article-saver)
11381 (dolist (article articles)
11382 (setq header (gnus-summary-article-header article))
11383 (if (not (vectorp header))
11384 ;; This is a pseudo-article.
11385 (if (assq 'name header)
11386 (gnus-copy-file (cdr (assq 'name header)))
11387 (gnus-message 1 "Article %d is unsaveable" article))
11388 ;; This is a real article.
11389 (save-window-excursion
11390 (let ((gnus-display-mime-function (when decode
11391 gnus-display-mime-function))
11392 (gnus-article-prepare-hook (when decode
11393 gnus-article-prepare-hook)))
11394 (gnus-summary-select-article t nil nil article)
11395 (gnus-summary-goto-subject article)))
11397 (set-buffer save-buffer)
11399 (insert-buffer-substring (if decode
11400 gnus-article-buffer
11401 gnus-original-article-buffer)))
11402 (setq file (gnus-article-save save-buffer file num))
11403 (gnus-summary-remove-process-mark article)
11405 (gnus-summary-set-saved-mark article)))
11407 (setq gnus-default-article-saver saver2
11409 (gnus-kill-buffer save-buffer)
11410 (gnus-summary-position-point)
11411 (gnus-set-mode-line 'summary)
11414 (defun gnus-summary-pipe-output (&optional arg headers)
11415 "Pipe the current article to a subprocess.
11416 If N is a positive number, pipe the N next articles.
11417 If N is a negative number, pipe the N previous articles.
11418 If N is nil and any articles have been marked with the process mark,
11419 pipe those articles instead.
11420 If HEADERS (the symbolic prefix), include the headers, too."
11421 (interactive (gnus-interactive "P\ny"))
11422 (require 'gnus-art)
11423 (let ((gnus-default-article-saver 'gnus-summary-save-in-pipe)
11424 (gnus-save-all-headers (or headers gnus-save-all-headers)))
11425 (gnus-summary-save-article arg t))
11426 (let ((buffer (get-buffer "*Shell Command Output*")))
11428 (not (zerop (buffer-size buffer))))
11429 (gnus-configure-windows 'pipe))))
11431 (defun gnus-summary-save-article-mail (&optional arg)
11432 "Append the current article to a Unix mail box file.
11433 If N is a positive number, save the N next articles.
11434 If N is a negative number, save the N previous articles.
11435 If N is nil and any articles have been marked with the process mark,
11436 save those articles instead."
11438 (require 'gnus-art)
11439 (let ((gnus-default-article-saver 'gnus-summary-save-in-mail))
11440 (gnus-summary-save-article arg)))
11442 (defun gnus-summary-save-article-rmail (&optional arg)
11443 "Append the current article to an rmail file.
11444 If N is a positive number, save the N next articles.
11445 If N is a negative number, save the N previous articles.
11446 If N is nil and any articles have been marked with the process mark,
11447 save those articles instead."
11449 (require 'gnus-art)
11450 (let ((gnus-default-article-saver 'gnus-summary-save-in-rmail))
11451 (gnus-summary-save-article arg)))
11453 (defun gnus-summary-save-article-file (&optional arg)
11454 "Append the current article to a file.
11455 If N is a positive number, save the N next articles.
11456 If N is a negative number, save the N previous articles.
11457 If N is nil and any articles have been marked with the process mark,
11458 save those articles instead."
11460 (require 'gnus-art)
11461 (let ((gnus-default-article-saver 'gnus-summary-save-in-file))
11462 (gnus-summary-save-article arg)))
11464 (defun gnus-summary-write-article-file (&optional arg)
11465 "Write the current article to a file, deleting the previous file.
11466 If N is a positive number, save the N next articles.
11467 If N is a negative number, save the N previous articles.
11468 If N is nil and any articles have been marked with the process mark,
11469 save those articles instead."
11471 (require 'gnus-art)
11472 (let ((gnus-default-article-saver 'gnus-summary-write-to-file))
11473 (gnus-summary-save-article arg)))
11475 (defun gnus-summary-save-article-body-file (&optional arg)
11476 "Append the current article body to a file.
11477 If N is a positive number, save the N next articles.
11478 If N is a negative number, save the N previous articles.
11479 If N is nil and any articles have been marked with the process mark,
11480 save those articles instead."
11482 (require 'gnus-art)
11483 (let ((gnus-default-article-saver 'gnus-summary-save-body-in-file))
11484 (gnus-summary-save-article arg)))
11486 (defun gnus-summary-write-article-body-file (&optional arg)
11487 "Write the current article body to a file, deleting the previous file.
11488 If N is a positive number, save the N next articles.
11489 If N is a negative number, save the N previous articles.
11490 If N is nil and any articles have been marked with the process mark,
11491 save those articles instead."
11493 (require 'gnus-art)
11494 (let ((gnus-default-article-saver 'gnus-summary-write-body-to-file))
11495 (gnus-summary-save-article arg)))
11497 (defun gnus-summary-muttprint (&optional arg)
11498 "Print the current article using Muttprint.
11499 If N is a positive number, save the N next articles.
11500 If N is a negative number, save the N previous articles.
11501 If N is nil and any articles have been marked with the process mark,
11502 save those articles instead."
11504 (require 'gnus-art)
11505 (let ((gnus-default-article-saver 'gnus-summary-pipe-to-muttprint))
11506 (gnus-summary-save-article arg t)))
11508 (defun gnus-summary-pipe-message (program)
11509 "Pipe the current article through PROGRAM."
11510 (interactive "sProgram: ")
11511 (gnus-summary-select-article)
11512 (let ((mail-header-separator ""))
11513 (gnus-eval-in-buffer-window gnus-article-buffer
11516 (let ((start (window-start))
11518 (message-pipe-buffer-body program)
11519 (set-window-start (get-buffer-window (current-buffer)) start))))))
11521 (defun gnus-get-split-value (methods)
11522 "Return a value based on the split METHODS."
11523 (let (split-name method result match)
11526 (set-buffer gnus-original-article-buffer)
11528 (nnheader-narrow-to-headers)
11529 (while (and methods (not split-name))
11530 (goto-char (point-min))
11531 (setq method (pop methods))
11532 (setq match (car method))
11535 ;; Regular expression.
11537 (re-search-forward match nil t)))
11542 (setq result (funcall match gnus-newsgroup-name))))
11547 (setq result (eval match)))))
11548 (setq split-name (cdr method))
11549 (cond ((stringp result)
11550 (push (expand-file-name
11551 result gnus-article-save-directory)
11554 (setq split-name (append result split-name)))))))))
11555 (nreverse split-name)))
11557 (defun gnus-valid-move-group-p (group)
11558 (and (boundp group)
11559 (symbol-name group)
11560 (symbol-value group)
11561 (gnus-get-function (gnus-find-method-for-group
11562 (symbol-name group)) 'request-accept-article t)))
11564 (defun gnus-read-move-group-name (prompt default articles prefix)
11565 "Read a group name."
11566 (let* ((split-name (gnus-get-split-value gnus-move-split-methods))
11567 (minibuffer-confirm-incomplete nil) ; XEmacs
11571 (if (> (length articles) 1)
11572 (format "these %d articles" (length articles))
11577 (gnus-completing-read-with-default
11580 'gnus-valid-move-group-p
11582 'gnus-group-history))
11583 ((= 1 (length split-name))
11584 (gnus-completing-read-with-default
11585 (car split-name) prom
11587 'gnus-valid-move-group-p
11589 'gnus-group-history))
11591 (gnus-completing-read-with-default
11593 (mapcar 'list (nreverse split-name))
11595 'gnus-group-history))))
11596 (to-method (gnus-server-to-method (gnus-group-method to-newsgroup))))
11598 (if (or (string= to-newsgroup "")
11599 (string= to-newsgroup prefix))
11600 (setq to-newsgroup default))
11601 (unless to-newsgroup
11602 (error "No group name entered"))
11603 (or (gnus-active to-newsgroup)
11604 (gnus-activate-group to-newsgroup nil nil to-method)
11605 (if (gnus-y-or-n-p (format "No such group: %s. Create it? "
11607 (or (and (gnus-request-create-group to-newsgroup to-method)
11608 (gnus-activate-group
11609 to-newsgroup nil nil to-method)
11610 (gnus-subscribe-group to-newsgroup))
11611 (error "Couldn't create group %s" to-newsgroup)))
11612 (error "No such group: %s" to-newsgroup)))
11615 (defvar gnus-summary-save-parts-counter)
11617 (defun gnus-summary-save-parts (type dir n &optional reverse)
11618 "Save parts matching TYPE to DIR.
11619 If REVERSE, save parts that do not match TYPE."
11621 (list (read-string "Save parts of type: "
11622 (or (car gnus-summary-save-parts-type-history)
11623 gnus-summary-save-parts-default-mime)
11624 'gnus-summary-save-parts-type-history)
11625 (setq gnus-summary-save-parts-last-directory
11626 (read-file-name "Save to directory: "
11627 gnus-summary-save-parts-last-directory
11629 current-prefix-arg))
11630 (gnus-summary-iterate n
11631 (let ((gnus-display-mime-function nil)
11632 (gnus-inhibit-treatment t))
11633 (gnus-summary-select-article))
11635 (set-buffer gnus-article-buffer)
11636 (let ((handles (or gnus-article-mime-handles
11637 (mm-dissect-buffer nil gnus-article-loose-mime)
11638 (and gnus-article-emulate-mime
11640 (gnus-summary-save-parts-counter 1))
11642 (gnus-summary-save-parts-1 type dir handles reverse)
11643 (unless gnus-article-mime-handles ;; Don't destroy this case.
11644 (mm-destroy-parts handles)))))))
11646 (defun gnus-summary-save-parts-1 (type dir handle reverse)
11647 (if (stringp (car handle))
11648 (mapcar (lambda (h) (gnus-summary-save-parts-1 type dir h reverse))
11651 (not (string-match type (mm-handle-media-type handle)))
11652 (string-match type (mm-handle-media-type handle)))
11653 (let ((file (expand-file-name
11655 mm-file-name-rewrite-functions
11656 (file-name-nondirectory
11658 (mail-content-type-get
11659 (mm-handle-disposition handle) 'filename)
11660 (mail-content-type-get
11661 (mm-handle-type handle) 'name)
11662 (format "%s.%d.%d" gnus-newsgroup-name
11663 (cdr gnus-article-current)
11664 gnus-summary-save-parts-counter))))
11666 (incf gnus-summary-save-parts-counter)
11667 (unless (file-exists-p file)
11668 (mm-save-part-to-file handle file))))))
11670 ;; Summary extract commands
11672 (defun gnus-summary-insert-pseudos (pslist &optional not-view)
11673 (let ((buffer-read-only nil)
11674 (article (gnus-summary-article-number))
11676 (unless (gnus-summary-goto-subject article)
11677 (error "No such article: %d" article))
11678 (gnus-summary-position-point)
11679 ;; If all commands are to be bunched up on one line, we collect
11681 (unless gnus-view-pseudos-separately
11682 (let ((ps (setq pslist (sort pslist 'gnus-pseudos<)))
11685 (setq action (cdr (assq 'action (car ps))))
11686 (setq files (list (cdr (assq 'name (car ps)))))
11687 (while (and ps (cdr ps)
11688 (string= (or action "1")
11689 (or (cdr (assq 'action (cadr ps))) "2")))
11690 (push (cdr (assq 'name (cadr ps))) files)
11691 (setcdr ps (cddr ps)))
11693 (when (not (string-match "%s" action))
11696 (when (assq 'execute (car ps))
11697 (setcdr (assq 'execute (car ps))
11698 (funcall (if (string-match "%s" action)
11705 (shell-quote-argument f)))
11707 (setq ps (cdr ps)))))
11708 (if (and gnus-view-pseudos (not not-view))
11710 (when (assq 'execute (car pslist))
11711 (gnus-execute-command (cdr (assq 'execute (car pslist)))
11712 (eq gnus-view-pseudos 'not-confirm)))
11713 (setq pslist (cdr pslist)))
11716 (setq after-article (or (cdr (assq 'article (car pslist)))
11717 (gnus-summary-article-number)))
11718 (gnus-summary-goto-subject after-article)
11721 (insert " " (file-name-nondirectory
11722 (cdr (assq 'name (car pslist))))
11723 ": " (or (cdr (assq 'execute (car pslist))) "") "\n")
11725 (forward-line -1) ; back to `b'
11726 (gnus-add-text-properties
11727 b (1- e) (list 'gnus-number gnus-reffed-article-number
11728 gnus-mouse-face-prop gnus-mouse-face))
11730 after-article gnus-reffed-article-number
11731 gnus-unread-mark b (car pslist) 0 (- e b))
11732 (setq gnus-newsgroup-unreads
11733 (gnus-add-to-sorted-list gnus-newsgroup-unreads
11734 gnus-reffed-article-number))
11735 (setq gnus-reffed-article-number (1- gnus-reffed-article-number))
11736 (setq pslist (cdr pslist)))))))
11738 (defun gnus-pseudos< (p1 p2)
11739 (let ((c1 (cdr (assq 'action p1)))
11740 (c2 (cdr (assq 'action p2))))
11741 (and c1 c2 (string< c1 c2))))
11743 (defun gnus-request-pseudo-article (props)
11744 (cond ((assq 'execute props)
11745 (gnus-execute-command (cdr (assq 'execute props)))))
11746 (let ((gnus-current-article (gnus-summary-article-number)))
11747 (gnus-run-hooks 'gnus-mark-article-hook)))
11749 (defun gnus-execute-command (command &optional automatic)
11751 (gnus-article-setup-buffer)
11752 (set-buffer gnus-article-buffer)
11753 (setq buffer-read-only nil)
11754 (let ((command (if automatic command
11755 (read-string "Command: " (cons command 0)))))
11757 (insert "$ " command "\n\n")
11758 (if gnus-view-pseudo-asynchronously
11759 (start-process "gnus-execute" (current-buffer) shell-file-name
11760 shell-command-switch command)
11761 (call-process shell-file-name nil t nil
11762 shell-command-switch command)))))
11764 ;; Summary kill commands.
11766 (defun gnus-summary-edit-global-kill (article)
11767 "Edit the \"global\" kill file."
11768 (interactive (list (gnus-summary-article-number)))
11769 (gnus-group-edit-global-kill article))
11771 (defun gnus-summary-edit-local-kill ()
11772 "Edit a local kill file applied to the current newsgroup."
11774 (setq gnus-current-headers (gnus-summary-article-header))
11775 (gnus-group-edit-local-kill
11776 (gnus-summary-article-number) gnus-newsgroup-name))
11778 ;;; Header reading.
11780 (defun gnus-read-header (id &optional header)
11781 "Read the headers of article ID and enter them into the Gnus system."
11782 (let ((group gnus-newsgroup-name)
11783 (gnus-override-method
11785 gnus-override-method
11786 (and (gnus-news-group-p gnus-newsgroup-name)
11787 (car (gnus-refer-article-methods)))))
11789 ;; First we check to see whether the header in question is already
11792 ;; This is a Message-ID.
11793 (setq header (or header (gnus-id-to-header id)))
11794 ;; This is an article number.
11795 (setq header (or header (gnus-summary-article-header id))))
11797 (not (gnus-summary-article-sparse-p (mail-header-number header))))
11798 ;; We have found the header.
11800 ;; We have to really fetch the header to this article.
11802 (set-buffer nntp-server-buffer)
11803 (when (setq where (gnus-request-head id group))
11804 (nnheader-fold-continuation-lines)
11805 (goto-char (point-max))
11807 (goto-char (point-min))
11811 ((cdr where) (cdr where))
11812 (header (mail-header-number header))
11813 (t gnus-reffed-article-number))
11815 (insert " Article retrieved.\n"))
11816 (if (or (not where)
11817 (not (setq header (car (gnus-get-newsgroup-headers nil t)))))
11818 () ; Malformed head.
11819 (unless (gnus-summary-article-sparse-p (mail-header-number header))
11820 (when (and (stringp id)
11822 (not (string= (gnus-group-real-name group)
11824 (not (gnus-server-equal gnus-override-method
11825 (gnus-group-method group)))))
11826 ;; If we fetched by Message-ID and the article came from
11827 ;; a different group (or server), we fudge some bogus
11828 ;; article numbers for this article.
11829 (mail-header-set-number header gnus-reffed-article-number))
11831 (set-buffer gnus-summary-buffer)
11832 (decf gnus-reffed-article-number)
11833 (gnus-remove-header (mail-header-number header))
11834 (push header gnus-newsgroup-headers)
11835 (setq gnus-current-headers header)
11836 (push (mail-header-number header) gnus-newsgroup-limit)))
11839 (defun gnus-remove-header (number)
11840 "Remove header NUMBER from `gnus-newsgroup-headers'."
11841 (if (and gnus-newsgroup-headers
11842 (= number (mail-header-number (car gnus-newsgroup-headers))))
11843 (pop gnus-newsgroup-headers)
11844 (let ((headers gnus-newsgroup-headers))
11845 (while (and (cdr headers)
11846 (not (= number (mail-header-number (cadr headers)))))
11848 (when (cdr headers)
11849 (setcdr headers (cddr headers))))))
11852 ;;; summary highlights
11855 (defun gnus-highlight-selected-summary ()
11856 "Highlight selected article in summary buffer."
11857 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
11858 (when gnus-summary-selected-face
11860 (let* ((beg (point-at-bol))
11861 (end (point-at-eol))
11862 ;; Fix by Mike Dugan <dugan@bucrf16.bu.edu>.
11863 (from (if (get-text-property beg gnus-mouse-face-prop)
11865 (or (next-single-property-change
11866 beg gnus-mouse-face-prop nil end)
11871 (or (next-single-property-change
11872 from gnus-mouse-face-prop nil end)
11874 ;; If no mouse-face prop on line we will have to = from = end,
11875 ;; so we highlight the entire line instead.
11876 (when (= (+ to 2) from)
11879 (if gnus-newsgroup-selected-overlay
11880 ;; Move old overlay.
11882 gnus-newsgroup-selected-overlay from to (current-buffer))
11883 ;; Create new overlay.
11885 (setq gnus-newsgroup-selected-overlay (gnus-make-overlay from to))
11886 'face gnus-summary-selected-face))))))
11888 (defvar gnus-summary-highlight-line-cached nil)
11889 (defvar gnus-summary-highlight-line-trigger nil)
11891 (defun gnus-summary-highlight-line-0 ()
11892 (if (and (eq gnus-summary-highlight-line-trigger
11893 gnus-summary-highlight)
11894 gnus-summary-highlight-line-cached)
11895 gnus-summary-highlight-line-cached
11896 (setq gnus-summary-highlight-line-trigger gnus-summary-highlight
11897 gnus-summary-highlight-line-cached
11898 (let* ((cond (list 'cond))
11900 (list gnus-summary-highlight))
11902 (setcdr c (cons (list (caar list) (list 'quote (cdar list)))
11906 (gnus-byte-compile (list 'lambda nil cond))))))
11908 (defun gnus-summary-highlight-line ()
11909 "Highlight current line according to `gnus-summary-highlight'."
11910 (let* ((beg (point-at-bol))
11911 (article (or (gnus-summary-article-number) gnus-current-article))
11912 (score (or (cdr (assq article
11913 gnus-newsgroup-scored))
11914 gnus-summary-default-score 0))
11915 (mark (or (gnus-summary-article-mark) gnus-unread-mark))
11916 (inhibit-read-only t)
11917 (default gnus-summary-default-score)
11918 (default-high gnus-summary-default-high-score)
11919 (default-low gnus-summary-default-low-score)
11920 (uncached (and gnus-summary-use-undownloaded-faces
11921 (memq article gnus-newsgroup-undownloaded)
11922 (not (memq article gnus-newsgroup-cached)))))
11923 (let ((face (funcall (gnus-summary-highlight-line-0))))
11924 (unless (eq face (get-text-property beg 'face))
11925 (gnus-put-text-property-excluding-characters-with-faces
11926 beg (point-at-eol) 'face
11927 (setq face (if (boundp face) (symbol-value face) face)))
11928 (when gnus-summary-highlight-line-function
11929 (funcall gnus-summary-highlight-line-function article face))))))
11931 (defun gnus-update-read-articles (group unread &optional compute)
11932 "Update the list of read articles in GROUP.
11933 UNREAD is a sorted list."
11934 (let ((active (or gnus-newsgroup-active (gnus-active group)))
11935 (info (gnus-get-info group))
11938 (if (or (not info) (not active))
11939 ;; There is no info on this group if it was, in fact,
11940 ;; killed. Gnus stores no information on killed groups, so
11941 ;; there's nothing to be done.
11942 ;; One could store the information somewhere temporarily,
11943 ;; perhaps... Hmmm...
11945 ;; Remove any negative articles numbers.
11946 (while (and unread (< (car unread) 0))
11947 (setq unread (cdr unread)))
11948 ;; Remove any expired article numbers
11949 (while (and unread (< (car unread) (car active)))
11950 (setq unread (cdr unread)))
11951 ;; Compute the ranges of read articles by looking at the list of
11952 ;; unread articles.
11954 (when (/= (car unread) prev)
11955 (push (if (= prev (1- (car unread))) prev
11956 (cons prev (1- (car unread))))
11958 (setq prev (1+ (car unread)))
11959 (setq unread (cdr unread)))
11960 (when (<= prev (cdr active))
11961 (push (cons prev (cdr active)) read))
11962 (setq read (if (> (length read) 1) (nreverse read) read))
11967 ;; Propagate the read marks to the backend.
11968 (when (gnus-check-backend-function 'request-set-mark group)
11969 (let ((del (gnus-remove-from-range (gnus-info-read info) read))
11970 (add (gnus-remove-from-range read (gnus-info-read info))))
11972 (unless (gnus-check-group group)
11973 (error "Can't open server for %s" group))
11974 (gnus-request-set-mark
11975 group (delq nil (list (if add (list add 'add '(read)))
11976 (if del (list del 'del '(read))))))
11978 `(gnus-request-set-mark
11981 (if del (list del 'add '(read)))
11982 (if add (list add 'del '(read))))))))))
11983 (set-buffer gnus-group-buffer)
11984 (gnus-undo-register
11986 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
11987 (gnus-info-set-read ',info ',(gnus-info-read info))
11988 (gnus-get-unread-articles-in-group ',info
11989 (gnus-active ,group))
11990 (gnus-group-update-group ,group t)
11992 ;; Enter this list into the group info.
11993 (gnus-info-set-read info read)
11994 ;; Set the number of unread articles in gnus-newsrc-hashtb.
11995 (gnus-get-unread-articles-in-group info (gnus-active group))
11998 (defun gnus-offer-save-summaries ()
11999 "Offer to save all active summary buffers."
12001 ;; Go through all buffers and find all summaries.
12002 (dolist (buffer (buffer-list))
12003 (when (and (setq buffer (buffer-name buffer))
12004 (string-match "Summary" buffer)
12005 (with-current-buffer buffer
12006 ;; We check that this is, indeed, a summary buffer.
12007 (and (eq major-mode 'gnus-summary-mode)
12008 ;; Also make sure this isn't bogus.
12009 gnus-newsgroup-prepared
12010 ;; Also make sure that this isn't a
12011 ;; dead summary buffer.
12012 (not gnus-dead-summary-mode))))
12013 (push buffer buffers)))
12014 ;; Go through all these summary buffers and offer to save them.
12018 "Update summary buffer %s? "
12020 (switch-to-buffer buf)
12021 (gnus-summary-exit))
12024 (defun gnus-summary-setup-default-charset ()
12025 "Setup newsgroup default charset."
12026 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
12027 (setq gnus-newsgroup-charset nil)
12028 (let* ((ignored-charsets
12029 (or gnus-newsgroup-ephemeral-ignored-charsets
12031 (and gnus-newsgroup-name
12032 (gnus-parameter-ignored-charsets gnus-newsgroup-name))
12033 gnus-newsgroup-ignored-charsets))))
12034 (setq gnus-newsgroup-charset
12035 (or gnus-newsgroup-ephemeral-charset
12036 (and gnus-newsgroup-name
12037 (gnus-parameter-charset gnus-newsgroup-name))
12038 gnus-default-charset))
12039 (set (make-local-variable 'gnus-newsgroup-ignored-charsets)
12040 ignored-charsets))))
12046 (defun gnus-summary-display-buttonized (&optional show-all-parts)
12047 "Display the current article buffer fully MIME-buttonized.
12048 If SHOW-ALL-PARTS (the prefix) is non-nil, all multipart/* parts are
12049 treated as multipart/mixed."
12051 (require 'gnus-art)
12052 (let ((gnus-unbuttonized-mime-types nil)
12053 (gnus-mime-display-multipart-as-mixed show-all-parts))
12054 (gnus-summary-show-article)))
12056 (defun gnus-summary-repair-multipart (article)
12057 "Add a Content-Type header to a multipart article without one."
12058 (interactive (list (gnus-summary-article-number)))
12059 (gnus-with-article article
12060 (message-narrow-to-head)
12061 (message-remove-header "Mime-Version")
12062 (goto-char (point-max))
12063 (insert "Mime-Version: 1.0\n")
12065 (when (search-forward "\n--" nil t)
12066 (let ((separator (buffer-substring (point) (point-at-eol))))
12067 (message-narrow-to-head)
12068 (message-remove-header "Content-Type")
12069 (goto-char (point-max))
12070 (insert (format "Content-Type: multipart/mixed; boundary=\"%s\"\n"
12073 (let (gnus-mark-article-hook)
12074 (gnus-summary-select-article t t nil article)))
12076 (defun gnus-summary-toggle-display-buttonized ()
12077 "Toggle the buttonizing of the article buffer."
12079 (require 'gnus-art)
12080 (if (setq gnus-inhibit-mime-unbuttonizing
12081 (not gnus-inhibit-mime-unbuttonizing))
12082 (let ((gnus-unbuttonized-mime-types nil))
12083 (gnus-summary-show-article))
12084 (gnus-summary-show-article)))
12087 ;;; Generic summary marking commands
12090 (defvar gnus-summary-marking-alist
12091 '((read gnus-del-mark "d")
12092 (unread gnus-unread-mark "u")
12093 (ticked gnus-ticked-mark "!")
12094 (dormant gnus-dormant-mark "?")
12095 (expirable gnus-expirable-mark "e"))
12096 "An alist of names/marks/keystrokes.")
12098 (defvar gnus-summary-generic-mark-map (make-sparse-keymap))
12099 (defvar gnus-summary-mark-map)
12101 (defun gnus-summary-make-all-marking-commands ()
12102 (define-key gnus-summary-mark-map "M" gnus-summary-generic-mark-map)
12103 (dolist (elem gnus-summary-marking-alist)
12104 (apply 'gnus-summary-make-marking-command elem)))
12106 (defun gnus-summary-make-marking-command (name mark keystroke)
12107 (let ((map (make-sparse-keymap)))
12108 (define-key gnus-summary-generic-mark-map keystroke map)
12109 (dolist (lway `((next "next" next nil "n")
12110 (next-unread "next unread" next t "N")
12111 (prev "previous" prev nil "p")
12112 (prev-unread "previous unread" prev t "P")
12113 (nomove "" nil nil ,keystroke)))
12114 (let ((func (gnus-summary-make-marking-command-1
12115 mark (car lway) lway name)))
12116 (setq func (eval func))
12117 (define-key map (nth 4 lway) func)))))
12119 (defun gnus-summary-make-marking-command-1 (mark way lway name)
12121 (format "gnus-summary-put-mark-as-%s%s"
12122 name (if (eq way 'nomove)
12124 (concat "-" (symbol-name way)))))
12127 "Mark the current article as %s%s.
12128 If N, the prefix, then repeat N times.
12129 If N is negative, move in reverse order.
12130 The difference between N and the actual number of articles marked is
12134 (gnus-summary-generic-mark n ,mark ',(nth 2 lway) ,(nth 3 lway))))
12136 (defun gnus-summary-generic-mark (n mark move unread)
12137 "Mark N articles with MARK."
12138 (unless (eq major-mode 'gnus-summary-mode)
12139 (error "This command can only be used in the summary buffer"))
12140 (gnus-summary-show-thread)
12143 ((eq move 'next) 1)
12144 ((eq move 'prev) -1)
12146 (if (zerop nummove)
12150 nummove (* -1 nummove))))
12151 (while (and (> n 0)
12152 (gnus-summary-mark-article nil mark)
12153 (zerop (gnus-summary-next-subject nummove unread t)))
12156 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
12157 (gnus-summary-recenter)
12158 (gnus-summary-position-point)
12159 (gnus-set-mode-line 'summary)
12162 (defun gnus-summary-insert-articles (articles)
12163 (when (setq articles
12164 (gnus-sorted-difference articles
12165 (mapcar (lambda (h)
12166 (mail-header-number h))
12167 gnus-newsgroup-headers)))
12168 (setq gnus-newsgroup-headers
12170 gnus-newsgroup-headers
12171 (gnus-fetch-headers articles)
12172 'gnus-article-sort-by-number))
12173 ;; Suppress duplicates?
12174 (when gnus-suppress-duplicates
12175 (gnus-dup-suppress-articles))
12177 ;; We might want to build some more threads first.
12178 (when (and gnus-fetch-old-headers
12179 (eq gnus-headers-retrieved-by 'nov))
12180 (if (eq gnus-fetch-old-headers 'invisible)
12181 (gnus-build-all-threads)
12182 (gnus-build-old-threads)))
12183 ;; Let the Gnus agent mark articles as read.
12185 (gnus-agent-get-undownloaded-list))
12186 ;; Remove list identifiers from subject
12187 (when gnus-list-identifiers
12188 (gnus-summary-remove-list-identifiers))
12189 ;; First and last article in this newsgroup.
12190 (when gnus-newsgroup-headers
12191 (setq gnus-newsgroup-begin
12192 (mail-header-number (car gnus-newsgroup-headers))
12194 (mail-header-number
12195 (gnus-last-element gnus-newsgroup-headers))))
12196 (when gnus-use-scoring
12197 (gnus-possibly-score-headers))))
12199 (defun gnus-summary-insert-old-articles (&optional all)
12200 "Insert all old articles in this group.
12201 If ALL is non-nil, already read articles become readable.
12202 If ALL is a number, fetch this number of articles."
12205 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
12208 ;; Some nntp servers lie about their active range. When
12209 ;; this happens, the active range can be in the millions.
12210 ;; Use a compressed range to avoid creating a huge list.
12211 (gnus-range-difference (list gnus-newsgroup-active) old))
12212 (setq len (gnus-range-length older))
12217 (let ((older-range (nreverse older)))
12221 (let* ((r (pop older-range))
12222 (min (if (numberp r) r (car r)))
12223 (max (if (numberp r) r (cdr r))))
12224 (while (and (<= min max)
12229 (setq older (gnus-uncompress-range older))))
12231 (setq older (gnus-uncompress-range older)))
12233 (when (and (numberp gnus-large-newsgroup)
12234 (> len gnus-large-newsgroup))
12235 (let* ((cursor-in-echo-area nil)
12236 (initial (gnus-parameter-large-newsgroup-initial
12237 gnus-newsgroup-name))
12241 "How many articles from %s (%s %d): "
12243 (gnus-group-decoded-name gnus-newsgroup-name) 35)
12244 (if initial "max" "default")
12247 (cons (number-to-string initial)
12249 (unless (string-match "^[ \t]*$" input)
12250 (setq all (string-to-number input))
12252 (let ((older-range (nreverse older)))
12256 (let* ((r (pop older-range))
12257 (min (if (numberp r) r (car r)))
12258 (max (if (numberp r) r (cdr r))))
12259 (while (and (<= min max)
12263 max (1- max))))))))))
12264 (setq older (gnus-uncompress-range older))))
12266 (message "No old news.")
12267 (gnus-summary-insert-articles older)
12268 (gnus-summary-limit (gnus-sorted-nunion old older))))
12269 (gnus-summary-position-point)))
12271 (defun gnus-summary-insert-new-articles ()
12272 "Insert all new articles in this group."
12275 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
12276 (old-active gnus-newsgroup-active)
12277 (nnmail-fetched-sources (list t))
12279 (setq gnus-newsgroup-active
12280 (gnus-activate-group gnus-newsgroup-name 'scan))
12281 (setq i (cdr gnus-newsgroup-active))
12282 (while (> i (cdr old-active))
12286 (message "No gnus is bad news")
12287 (gnus-summary-insert-articles new)
12288 (setq gnus-newsgroup-unreads
12289 (gnus-sorted-nunion gnus-newsgroup-unreads new))
12290 (gnus-summary-limit (gnus-sorted-nunion old new))))
12291 (gnus-summary-position-point)))
12293 (gnus-summary-make-all-marking-commands)
12295 (gnus-ems-redefine)
12297 (provide 'gnus-sum)
12299 (run-hooks 'gnus-sum-load-hook)
12301 ;; Local Variables:
12302 ;; coding: iso-8859-1
12305 ;; arch-tag: 17c6748f-6d00-4d36-bf01-835c42f31235
12306 ;;; gnus-sum.el ends here