1 ;;; gnus-sum.el --- summary mode commands for Gnus
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
31 (defvar tool-bar-map))
43 (autoload 'gnus-summary-limit-include-cached "gnus-cache" nil t)
44 (autoload 'gnus-cache-write-active "gnus-cache")
45 (autoload 'gnus-mailing-list-insinuate "gnus-ml" nil t)
46 (autoload 'turn-on-gnus-mailing-list-mode "gnus-ml" nil t)
47 (autoload 'gnus-pick-line-number "gnus-salt" nil t)
48 (autoload 'mm-uu-dissect "mm-uu")
49 (autoload 'gnus-article-outlook-deuglify-article "deuglify"
50 "Deuglify broken Outlook (Express) articles and redisplay."
52 (autoload 'gnus-article-outlook-unwrap-lines "deuglify" nil t)
53 (autoload 'gnus-article-outlook-repair-attribution "deuglify" nil t)
54 (autoload 'gnus-article-outlook-rearrange-citation "deuglify" nil t)
56 (defcustom gnus-kill-summary-on-exit t
57 "*If non-nil, kill the summary buffer when you exit from it.
58 If nil, the summary will become a \"*Dead Summary*\" buffer, and
59 it will be killed sometime later."
60 :group 'gnus-summary-exit
63 (defcustom gnus-fetch-old-headers nil
64 "*Non-nil means that Gnus will try to build threads by grabbing old headers.
65 If an unread article in the group refers to an older, already read (or
66 just marked as read) article, the old article will not normally be
67 displayed in the Summary buffer. If this variable is non-nil, Gnus
68 will attempt to grab the headers to the old articles, and thereby
69 build complete threads. If it has the value `some', only enough
70 headers to connect otherwise loose threads will be displayed. This
71 variable can also be a number. In that case, no more than that number
72 of old headers will be fetched. If it has the value `invisible', all
73 old headers will be fetched, but none will be displayed.
75 The server has to support NOV for any of this to work."
77 :type '(choice (const :tag "off" nil)
80 (sexp :menu-tag "other" t)))
82 (defcustom gnus-refer-thread-limit 200
83 "*The number of old headers to fetch when doing \\<gnus-summary-mode-map>\\[gnus-summary-refer-thread].
84 If t, fetch all the available old headers."
87 (sexp :menu-tag "other" t)))
89 (defcustom gnus-summary-make-false-root 'adopt
90 "*nil means that Gnus won't gather loose threads.
91 If the root of a thread has expired or been read in a previous
92 session, the information necessary to build a complete thread has been
93 lost. Instead of having many small sub-threads from this original thread
94 scattered all over the summary buffer, Gnus can gather them.
96 If non-nil, Gnus will try to gather all loose sub-threads from an
97 original thread into one large thread.
99 If this variable is non-nil, it should be one of `none', `adopt',
102 If this variable is `none', Gnus will not make a false root, but just
103 present the sub-threads after another.
104 If this variable is `dummy', Gnus will create a dummy root that will
105 have all the sub-threads as children.
106 If this variable is `adopt', Gnus will make one of the \"children\"
107 the parent and mark all the step-children as such.
108 If this variable is `empty', the \"children\" are printed with empty
109 subject fields. (Or rather, they will be printed with a string
110 given by the `gnus-summary-same-subject' variable.)"
112 :type '(choice (const :tag "off" nil)
118 (defcustom gnus-summary-make-false-root-always nil
119 "Always make a false dummy root."
123 (defcustom gnus-summary-gather-exclude-subject "^ *$\\|^(none)$"
124 "*A regexp to match subjects to be excluded from loose thread gathering.
125 As loose thread gathering is done on subjects only, that means that
126 there can be many false gatherings performed. By rooting out certain
127 common subjects, gathering might become saner."
131 (defcustom gnus-summary-gather-subject-limit nil
132 "*Maximum length of subject comparisons when gathering loose threads.
133 Use nil to compare full subjects. Setting this variable to a low
134 number will help gather threads that have been corrupted by
135 newsreaders chopping off subject lines, but it might also mean that
136 unrelated articles that have subject that happen to begin with the
137 same few characters will be incorrectly gathered.
139 If this variable is `fuzzy', Gnus will use a fuzzy algorithm when
142 :type '(choice (const :tag "off" nil)
144 (sexp :menu-tag "on" t)))
146 (defcustom gnus-simplify-subject-functions nil
147 "List of functions taking a string argument that simplify subjects.
148 The functions are applied recursively.
150 Useful functions to put in this list include:
151 `gnus-simplify-subject-re', `gnus-simplify-subject-fuzzy',
152 `gnus-simplify-whitespace', and `gnus-simplify-all-whitespace'."
154 :type '(repeat function))
156 (defcustom gnus-simplify-ignored-prefixes nil
157 "*Remove matches for this regexp from subject lines when simplifying fuzzily."
159 :type '(choice (const :tag "off" nil)
162 (defcustom gnus-build-sparse-threads nil
163 "*If non-nil, fill in the gaps in threads.
164 If `some', only fill in the gaps that are needed to tie loose threads
165 together. If `more', fill in all leaf nodes that Gnus can find. If
166 non-nil and non-`some', fill in all gaps that Gnus manages to guess."
168 :type '(choice (const :tag "off" nil)
171 (sexp :menu-tag "all" t)))
173 (defcustom gnus-summary-thread-gathering-function
174 'gnus-gather-threads-by-subject
175 "*Function used for gathering loose threads.
176 There are two pre-defined functions: `gnus-gather-threads-by-subject',
177 which only takes Subjects into consideration; and
178 `gnus-gather-threads-by-references', which compared the References
179 headers of the articles to find matches."
181 :type '(radio (function-item gnus-gather-threads-by-subject)
182 (function-item gnus-gather-threads-by-references)
183 (function :tag "other")))
185 (defcustom gnus-summary-same-subject ""
186 "*String indicating that the current article has the same subject as the previous.
187 This variable will only be used if the value of
188 `gnus-summary-make-false-root' is `empty'."
189 :group 'gnus-summary-format
192 (defcustom gnus-summary-goto-unread t
193 "*If t, many commands will go to the next unread article.
194 This applies to marking commands as well as other commands that
195 \"naturally\" select the next article, like, for instance, `SPC' at
196 the end of an article.
198 If nil, the marking commands do NOT go to the next unread article
199 \(they go to the next article instead). If `never', commands that
200 usually go to the next unread article, will go to the next article,
201 whether it is read or not."
202 :group 'gnus-summary-marks
203 :link '(custom-manual "(gnus)Setting Marks")
204 :type '(choice (const :tag "off" nil)
206 (sexp :menu-tag "on" t)))
208 (defcustom gnus-summary-default-score 0
209 "*Default article score level.
210 All scores generated by the score files will be added to this score.
211 If this variable is nil, scoring will be disabled."
212 :group 'gnus-score-default
213 :type '(choice (const :tag "disable")
216 (defcustom gnus-summary-default-high-score 0
217 "*Default threshold for a high scored article.
218 An article will be highlighted as high scored if its score is greater
220 :group 'gnus-score-default
223 (defcustom gnus-summary-default-low-score 0
224 "*Default threshold for a low scored article.
225 An article will be highlighted as low scored if its score is smaller
227 :group 'gnus-score-default
230 (defcustom gnus-summary-zcore-fuzz 0
231 "*Fuzziness factor for the zcore in the summary buffer.
232 Articles with scores closer than this to `gnus-summary-default-score'
234 :group 'gnus-summary-format
237 (defcustom gnus-simplify-subject-fuzzy-regexp nil
238 "*Strings to be removed when doing fuzzy matches.
239 This can either be a regular expression or list of regular expressions
240 that will be removed from subject strings if fuzzy subject
241 simplification is selected."
243 :type '(repeat regexp))
245 (defcustom gnus-show-threads t
246 "*If non-nil, display threads in summary mode."
250 (defcustom gnus-thread-hide-subtree nil
251 "*If non-nil, hide all threads initially.
252 This can be a predicate specifier which says which threads to hide.
253 If threads are hidden, you have to run the command
254 `gnus-summary-show-thread' by hand or use `gnus-select-article-hook'
255 to expose hidden threads."
257 :type '(radio (sexp :format "Non-nil\n"
258 :match (lambda (widget value)
259 (not (or (consp value) (functionp value))))
262 (sexp :tag "Predicate specifier" :size 0)))
264 (defcustom gnus-thread-hide-killed t
265 "*If non-nil, hide killed threads automatically."
269 (defcustom gnus-thread-ignore-subject t
270 "*If non-nil, which is the default, ignore subjects and do all threading based on the Reference header.
271 If nil, articles that have different subjects from their parents will
272 start separate threads."
276 (defcustom gnus-thread-operation-ignore-subject t
277 "*If non-nil, subjects will be ignored when doing thread commands.
278 This affects commands like `gnus-summary-kill-thread' and
279 `gnus-summary-lower-thread'.
281 If this variable is nil, articles in the same thread with different
282 subjects will not be included in the operation in question. If this
283 variable is `fuzzy', only articles that have subjects that are fuzzily
284 equal will be included."
286 :type '(choice (const :tag "off" nil)
290 (defcustom gnus-thread-indent-level 4
291 "*Number that says how much each sub-thread should be indented."
295 (defcustom gnus-auto-extend-newsgroup t
296 "*If non-nil, extend newsgroup forward and backward when requested."
297 :group 'gnus-summary-choose
300 (defcustom gnus-auto-select-first t
301 "*If non-nil, select the article under point.
302 Which article this is is controlled by the `gnus-auto-select-subject'
305 If you want to prevent automatic selection of articles in some
306 newsgroups, set the variable to nil in `gnus-select-group-hook'."
307 :group 'gnus-group-select
308 :type '(choice (const :tag "none" nil)
309 (sexp :menu-tag "first" t)))
311 (defcustom gnus-auto-select-subject 'unread
312 "*Says what subject to place under point when entering a group.
314 This variable can either be the symbols `first' (place point on the
315 first subject), `unread' (place point on the subject line of the first
316 unread article), `best' (place point on the subject line of the
317 higest-scored article), `unseen' (place point on the subject line of
318 the first unseen article), 'unseen-or-unread' (place point on the subject
319 line of the first unseen article or, if all article have been seen, on the
320 subject line of the first unread article), or a function to be called to
321 place point on some subject line."
322 :group 'gnus-group-select
323 :type '(choice (const best)
327 (const unseen-or-unread)))
329 (defcustom gnus-auto-select-next t
330 "*If non-nil, offer to go to the next group from the end of the previous.
331 If the value is t and the next newsgroup is empty, Gnus will exit
332 summary mode and go back to group mode. If the value is neither nil
333 nor t, Gnus will select the following unread newsgroup. In
334 particular, if the value is the symbol `quietly', the next unread
335 newsgroup will be selected without any confirmation, and if it is
336 `almost-quietly', the next group will be selected without any
337 confirmation if you are located on the last article in the group.
338 Finally, if this variable is `slightly-quietly', the `\\<gnus-summary-mode-map>\\[gnus-summary-catchup-and-goto-next-group]' command
339 will go to the next group without confirmation."
340 :group 'gnus-summary-maneuvering
341 :type '(choice (const :tag "off" nil)
343 (const almost-quietly)
344 (const slightly-quietly)
345 (sexp :menu-tag "on" t)))
347 (defcustom gnus-auto-select-same nil
348 "*If non-nil, select the next article with the same subject.
349 If there are no more articles with the same subject, go to
350 the first unread article."
351 :group 'gnus-summary-maneuvering
354 (defcustom gnus-auto-goto-ignores 'unfetched
355 "*Says how to handle unfetched articles when maneuvering.
357 This variable can either be the symbols nil (maneuver to any
358 article), `undownloaded' (maneuvering while unplugged ignores articles
359 that have not been fetched), `always-undownloaded' (maneuvering always
360 ignores articles that have not been fetched), `unfetched' (maneuvering
361 ignores articles whose headers have not been fetched).
363 NOTE: The list of unfetched articles will always be nil when plugged
364 and, when unplugged, a subset of the undownloaded article list."
365 :group 'gnus-summary-maneuvering
366 :type '(choice (const :tag "None" nil)
367 (const :tag "Undownloaded when unplugged" undownloaded)
368 (const :tag "Undownloaded" always-undownloaded)
369 (const :tag "Unfetched" unfetched)))
371 (defcustom gnus-summary-check-current nil
372 "*If non-nil, consider the current article when moving.
373 The \"unread\" movement commands will stay on the same line if the
374 current article is unread."
375 :group 'gnus-summary-maneuvering
378 (defcustom gnus-auto-center-summary t
379 "*If non-nil, always center the current summary buffer.
380 In particular, if `vertical' do only vertical recentering. If non-nil
381 and non-`vertical', do both horizontal and vertical recentering."
382 :group 'gnus-summary-maneuvering
383 :type '(choice (const :tag "none" nil)
385 (integer :tag "height")
386 (sexp :menu-tag "both" t)))
388 (defvar gnus-auto-center-group t
389 "*If non-nil, always center the group buffer.")
391 (defcustom gnus-show-all-headers nil
392 "*If non-nil, don't hide any headers."
393 :group 'gnus-article-hiding
394 :group 'gnus-article-headers
397 (defcustom gnus-summary-ignore-duplicates nil
398 "*If non-nil, ignore articles with identical Message-ID headers."
402 (defcustom gnus-single-article-buffer t
403 "*If non-nil, display all articles in the same buffer.
404 If nil, each group will get its own article buffer."
405 :group 'gnus-article-various
408 (defcustom gnus-break-pages t
409 "*If non-nil, do page breaking on articles.
410 The page delimiter is specified by the `gnus-page-delimiter'
412 :group 'gnus-article-various
415 (defcustom gnus-move-split-methods nil
416 "*Variable used to suggest where articles are to be moved to.
417 It uses the same syntax as the `gnus-split-methods' variable.
418 However, whereas `gnus-split-methods' specifies file names as targets,
419 this variable specifies group names."
420 :group 'gnus-summary-mail
421 :type '(repeat (choice (list :value (fun) function)
422 (cons :value ("" "") regexp (repeat string))
425 (defcustom gnus-unread-mark ? ;Whitespace
426 "*Mark used for unread articles."
427 :group 'gnus-summary-marks
430 (defcustom gnus-ticked-mark ?!
431 "*Mark used for ticked articles."
432 :group 'gnus-summary-marks
435 (defcustom gnus-dormant-mark ??
436 "*Mark used for dormant articles."
437 :group 'gnus-summary-marks
440 (defcustom gnus-del-mark ?r
441 "*Mark used for del'd articles."
442 :group 'gnus-summary-marks
445 (defcustom gnus-read-mark ?R
446 "*Mark used for read articles."
447 :group 'gnus-summary-marks
450 (defcustom gnus-expirable-mark ?E
451 "*Mark used for expirable articles."
452 :group 'gnus-summary-marks
455 (defcustom gnus-killed-mark ?K
456 "*Mark used for killed articles."
457 :group 'gnus-summary-marks
460 (defcustom gnus-spam-mark ?$
461 "*Mark used for spam articles."
462 :group 'gnus-summary-marks
465 (defcustom gnus-souped-mark ?F
466 "*Mark used for souped articles."
467 :group 'gnus-summary-marks
470 (defcustom gnus-kill-file-mark ?X
471 "*Mark used for articles killed by kill files."
472 :group 'gnus-summary-marks
475 (defcustom gnus-low-score-mark ?Y
476 "*Mark used for articles with a low score."
477 :group 'gnus-summary-marks
480 (defcustom gnus-catchup-mark ?C
481 "*Mark used for articles that are caught up."
482 :group 'gnus-summary-marks
485 (defcustom gnus-replied-mark ?A
486 "*Mark used for articles that have been replied to."
487 :group 'gnus-summary-marks
490 (defcustom gnus-forwarded-mark ?F
491 "*Mark used for articles that have been forwarded."
492 :group 'gnus-summary-marks
495 (defcustom gnus-recent-mark ?N
496 "*Mark used for articles that are recent."
497 :group 'gnus-summary-marks
500 (defcustom gnus-cached-mark ?*
501 "*Mark used for articles that are in the cache."
502 :group 'gnus-summary-marks
505 (defcustom gnus-saved-mark ?S
506 "*Mark used for articles that have been saved."
507 :group 'gnus-summary-marks
510 (defcustom gnus-unseen-mark ?.
511 "*Mark used for articles that haven't been seen."
512 :group 'gnus-summary-marks
515 (defcustom gnus-no-mark ? ;Whitespace
516 "*Mark used for articles that have no other secondary mark."
517 :group 'gnus-summary-marks
520 (defcustom gnus-ancient-mark ?O
521 "*Mark used for ancient articles."
522 :group 'gnus-summary-marks
525 (defcustom gnus-sparse-mark ?Q
526 "*Mark used for sparsely reffed articles."
527 :group 'gnus-summary-marks
530 (defcustom gnus-canceled-mark ?G
531 "*Mark used for canceled articles."
532 :group 'gnus-summary-marks
535 (defcustom gnus-duplicate-mark ?M
536 "*Mark used for duplicate articles."
537 :group 'gnus-summary-marks
540 (defcustom gnus-undownloaded-mark ?-
541 "*Mark used for articles that weren't downloaded."
542 :group 'gnus-summary-marks
545 (defcustom gnus-downloaded-mark ?+
546 "*Mark used for articles that were downloaded."
547 :group 'gnus-summary-marks
550 (defcustom gnus-downloadable-mark ?%
551 "*Mark used for articles that are to be downloaded."
552 :group 'gnus-summary-marks
555 (defcustom gnus-unsendable-mark ?=
556 "*Mark used for articles that won't be sent."
557 :group 'gnus-summary-marks
560 (defcustom gnus-score-over-mark ?+
561 "*Score mark used for articles with high scores."
562 :group 'gnus-summary-marks
565 (defcustom gnus-score-below-mark ?-
566 "*Score mark used for articles with low scores."
567 :group 'gnus-summary-marks
570 (defcustom gnus-empty-thread-mark ? ;Whitespace
571 "*There is no thread under the article."
572 :group 'gnus-summary-marks
575 (defcustom gnus-not-empty-thread-mark ?=
576 "*There is a thread under the article."
577 :group 'gnus-summary-marks
580 (defcustom gnus-view-pseudo-asynchronously nil
581 "*If non-nil, Gnus will view pseudo-articles asynchronously."
582 :group 'gnus-extract-view
585 (defcustom gnus-auto-expirable-marks
586 (list gnus-killed-mark gnus-del-mark gnus-catchup-mark
587 gnus-low-score-mark gnus-ancient-mark gnus-read-mark
588 gnus-souped-mark gnus-duplicate-mark)
589 "*The list of marks converted into expiration if a group is auto-expirable."
592 :type '(repeat character))
594 (defcustom gnus-inhibit-user-auto-expire t
595 "*If non-nil, user marking commands will not mark an article as expirable, even if the group has auto-expire turned on."
600 (defcustom gnus-view-pseudos nil
601 "*If `automatic', pseudo-articles will be viewed automatically.
602 If `not-confirm', pseudos will be viewed automatically, and the user
603 will not be asked to confirm the command."
604 :group 'gnus-extract-view
605 :type '(choice (const :tag "off" nil)
607 (const not-confirm)))
609 (defcustom gnus-view-pseudos-separately t
610 "*If non-nil, one pseudo-article will be created for each file to be viewed.
611 If nil, all files that use the same viewing command will be given as a
612 list of parameters to that command."
613 :group 'gnus-extract-view
616 (defcustom gnus-insert-pseudo-articles t
617 "*If non-nil, insert pseudo-articles when decoding articles."
618 :group 'gnus-extract-view
621 (defcustom gnus-summary-dummy-line-format
623 "*The format specification for the dummy roots in the summary buffer.
624 It works along the same lines as a normal formatting string,
625 with some simple extensions.
629 General format specifiers can also be used.
630 See `(gnus)Formatting Variables'."
631 :link '(custom-manual "(gnus)Formatting Variables")
632 :group 'gnus-threading
635 (defcustom gnus-summary-mode-line-format "Gnus: %g [%A] %Z"
636 "*The format specification for the summary mode line.
637 It works along the same lines as a normal formatting string,
638 with some simple extensions:
641 %p Unprefixed group name
642 %A Current article number
643 %z Current article score
645 %U Number of unread articles in the group
646 %e Number of unselected articles in the group
647 %Z A string with unread/unselected article counts
648 %g Shortish group name
649 %S Subject of the current article
651 %s Current score file name
652 %d Number of dormant articles
653 %r Number of articles that have been marked as read in this session
654 %E Number of articles expunged by the score files"
655 :group 'gnus-summary-format
658 (defcustom gnus-list-identifiers nil
659 "Regexp that matches list identifiers to be removed from subject.
660 This can also be a list of regexps."
662 :group 'gnus-summary-format
663 :group 'gnus-article-hiding
664 :type '(choice (const :tag "none" nil)
666 (repeat :value (".*") regexp)))
668 (defcustom gnus-summary-mark-below 0
669 "*Mark all articles with a score below this variable as read.
670 This variable is local to each summary buffer and usually set by the
672 :group 'gnus-score-default
675 (defcustom gnus-article-sort-functions '(gnus-article-sort-by-number)
676 "*List of functions used for sorting articles in the summary buffer.
678 Each function takes two articles and returns non-nil if the first
679 article should be sorted before the other. If you use more than one
680 function, the primary sort function should be the last. You should
681 probably always include `gnus-article-sort-by-number' in the list of
682 sorting functions -- preferably first. Also note that sorting by date
683 is often much slower than sorting by number, and the sorting order is
684 very similar. (Sorting by date means sorting by the time the message
685 was sent, sorting by number means sorting by arrival time.)
687 Ready-made functions include `gnus-article-sort-by-number',
688 `gnus-article-sort-by-author', `gnus-article-sort-by-subject',
689 `gnus-article-sort-by-date', `gnus-article-sort-by-random'
690 and `gnus-article-sort-by-score'.
692 When threading is turned on, the variable `gnus-thread-sort-functions'
693 controls how articles are sorted."
694 :group 'gnus-summary-sort
695 :type '(repeat (choice (function-item gnus-article-sort-by-number)
696 (function-item gnus-article-sort-by-author)
697 (function-item gnus-article-sort-by-subject)
698 (function-item gnus-article-sort-by-date)
699 (function-item gnus-article-sort-by-score)
700 (function-item gnus-article-sort-by-random)
701 (function :tag "other"))))
703 (defcustom gnus-thread-sort-functions '(gnus-thread-sort-by-number)
704 "*List of functions used for sorting threads in the summary buffer.
705 By default, threads are sorted by article number.
707 Each function takes two threads and returns non-nil if the first
708 thread should be sorted before the other. If you use more than one
709 function, the primary sort function should be the last. You should
710 probably always include `gnus-thread-sort-by-number' in the list of
711 sorting functions -- preferably first. Also note that sorting by date
712 is often much slower than sorting by number, and the sorting order is
713 very similar. (Sorting by date means sorting by the time the message
714 was sent, sorting by number means sorting by arrival time.)
716 Ready-made functions include `gnus-thread-sort-by-number',
717 `gnus-thread-sort-by-author', `gnus-thread-sort-by-subject',
718 `gnus-thread-sort-by-date', `gnus-thread-sort-by-score',
719 `gnus-thread-sort-by-most-recent-number',
720 `gnus-thread-sort-by-most-recent-date',
721 `gnus-thread-sort-by-random', and
722 `gnus-thread-sort-by-total-score' (see `gnus-thread-score-function').
724 When threading is turned off, the variable
725 `gnus-article-sort-functions' controls how articles are sorted."
726 :group 'gnus-summary-sort
727 :type '(repeat (choice (function-item gnus-thread-sort-by-number)
728 (function-item gnus-thread-sort-by-author)
729 (function-item gnus-thread-sort-by-subject)
730 (function-item gnus-thread-sort-by-date)
731 (function-item gnus-thread-sort-by-score)
732 (function-item gnus-thread-sort-by-total-score)
733 (function-item gnus-thread-sort-by-random)
734 (function :tag "other"))))
736 (defcustom gnus-thread-score-function '+
737 "*Function used for calculating the total score of a thread.
739 The function is called with the scores of the article and each
740 subthread and should then return the score of the thread.
742 Some functions you can use are `+', `max', or `min'."
743 :group 'gnus-summary-sort
746 (defcustom gnus-summary-expunge-below nil
747 "All articles that have a score less than this variable will be expunged.
748 This variable is local to the summary buffers."
749 :group 'gnus-score-default
750 :type '(choice (const :tag "off" nil)
753 (defcustom gnus-thread-expunge-below nil
754 "All threads that have a total score less than this variable will be expunged.
755 See `gnus-thread-score-function' for en explanation of what a
758 This variable is local to the summary buffers."
759 :group 'gnus-threading
760 :group 'gnus-score-default
761 :type '(choice (const :tag "off" nil)
764 (defcustom gnus-summary-mode-hook nil
765 "*A hook for Gnus summary mode.
766 This hook is run before any variables are set in the summary buffer."
767 :options '(turn-on-gnus-mailing-list-mode gnus-pick-mode)
768 :group 'gnus-summary-various
771 ;; Extracted from gnus-xmas-redefine in order to preserve user settings
772 (when (featurep 'xemacs)
773 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-summary-menu-add)
774 (add-hook 'gnus-summary-mode-hook 'gnus-xmas-setup-summary-toolbar)
775 (add-hook 'gnus-summary-mode-hook
776 'gnus-xmas-switch-horizontal-scrollbar-off))
778 (defcustom gnus-summary-menu-hook nil
779 "*Hook run after the creation of the summary mode menu."
780 :group 'gnus-summary-visual
783 (defcustom gnus-summary-exit-hook nil
784 "*A hook called on exit from the summary buffer.
785 It will be called with point in the group buffer."
786 :group 'gnus-summary-exit
789 (defcustom gnus-summary-prepare-hook nil
790 "*A hook called after the summary buffer has been generated.
791 If you want to modify the summary buffer, you can use this hook."
792 :group 'gnus-summary-various
795 (defcustom gnus-summary-prepared-hook nil
796 "*A hook called as the last thing after the summary buffer has been generated."
797 :group 'gnus-summary-various
800 (defcustom gnus-summary-generate-hook nil
801 "*A hook run just before generating the summary buffer.
802 This hook is commonly used to customize threading variables and the
804 :group 'gnus-summary-various
807 (defcustom gnus-select-group-hook nil
808 "*A hook called when a newsgroup is selected.
810 If you'd like to simplify subjects like the
811 `gnus-summary-next-same-subject' command does, you can use the
814 (add-hook gnus-select-group-hook
816 (mapcar (lambda (header)
817 (mail-header-set-subject
819 (gnus-simplify-subject
820 (mail-header-subject header) 're-only)))
821 gnus-newsgroup-headers)))"
822 :group 'gnus-group-select
825 (defcustom gnus-select-article-hook nil
826 "*A hook called when an article is selected."
827 :group 'gnus-summary-choose
828 :options '(gnus-agent-fetch-selected-article)
831 (defcustom gnus-visual-mark-article-hook
832 (list 'gnus-highlight-selected-summary)
833 "*Hook run after selecting an article in the summary buffer.
834 It is meant to be used for highlighting the article in some way. It
835 is not run if `gnus-visual' is nil."
836 :group 'gnus-summary-visual
839 (defcustom gnus-parse-headers-hook nil
840 "*A hook called before parsing the headers."
844 (defcustom gnus-exit-group-hook nil
845 "*A hook called when exiting summary mode.
846 This hook is not called from the non-updating exit commands like `Q'."
850 (defcustom gnus-summary-update-hook
851 (list 'gnus-summary-highlight-line)
852 "*A hook called when a summary line is changed.
853 The hook will not be called if `gnus-visual' is nil.
855 The default function `gnus-summary-highlight-line' will
856 highlight the line according to the `gnus-summary-highlight'
858 :group 'gnus-summary-visual
861 (defcustom gnus-mark-article-hook '(gnus-summary-mark-read-and-unread-as-read)
862 "*A hook called when an article is selected for the first time.
863 The hook is intended to mark an article as read (or unread)
864 automatically when it is selected."
865 :group 'gnus-summary-choose
868 (defcustom gnus-group-no-more-groups-hook nil
869 "*A hook run when returning to group mode having no more (unread) groups."
870 :group 'gnus-group-select
873 (defcustom gnus-ps-print-hook nil
874 "*A hook run before ps-printing something from Gnus."
878 (defcustom gnus-summary-article-move-hook nil
879 "*A hook called after an article is moved, copied, respooled, or crossposted."
883 (defcustom gnus-summary-article-delete-hook nil
884 "*A hook called after an article is deleted."
888 (defcustom gnus-summary-article-expire-hook nil
889 "*A hook called after an article is expired."
893 (defcustom gnus-summary-display-arrow
894 (and (fboundp 'display-graphic-p)
896 "*If non-nil, display an arrow highlighting the current article."
901 (defcustom gnus-summary-selected-face 'gnus-summary-selected-face
902 "Face used for highlighting the current article in the summary buffer."
903 :group 'gnus-summary-visual
906 (defvar gnus-tmp-downloaded nil)
908 (defcustom gnus-summary-highlight
909 '(((eq mark gnus-canceled-mark)
910 . gnus-summary-cancelled-face)
911 ((and uncached (> score default-high))
912 . gnus-summary-high-undownloaded-face)
913 ((and uncached (< score default-low))
914 . gnus-summary-low-undownloaded-face)
916 . gnus-summary-normal-undownloaded-face)
917 ((and (> score default-high)
918 (or (eq mark gnus-dormant-mark)
919 (eq mark gnus-ticked-mark)))
920 . gnus-summary-high-ticked-face)
921 ((and (< score default-low)
922 (or (eq mark gnus-dormant-mark)
923 (eq mark gnus-ticked-mark)))
924 . gnus-summary-low-ticked-face)
925 ((or (eq mark gnus-dormant-mark)
926 (eq mark gnus-ticked-mark))
927 . gnus-summary-normal-ticked-face)
928 ((and (> score default-high) (eq mark gnus-ancient-mark))
929 . gnus-summary-high-ancient-face)
930 ((and (< score default-low) (eq mark gnus-ancient-mark))
931 . gnus-summary-low-ancient-face)
932 ((eq mark gnus-ancient-mark)
933 . gnus-summary-normal-ancient-face)
934 ((and (> score default-high) (eq mark gnus-unread-mark))
935 . gnus-summary-high-unread-face)
936 ((and (< score default-low) (eq mark gnus-unread-mark))
937 . gnus-summary-low-unread-face)
938 ((eq mark gnus-unread-mark)
939 . gnus-summary-normal-unread-face)
940 ((> score default-high)
941 . gnus-summary-high-read-face)
942 ((< score default-low)
943 . gnus-summary-low-read-face)
945 . gnus-summary-normal-read-face))
946 "*Controls the highlighting of summary buffer lines.
948 A list of (FORM . FACE) pairs. When deciding how a a particular
949 summary line should be displayed, each form is evaluated. The content
950 of the face field after the first true form is used. You can change
951 how those summary lines are displayed, by editing the face field.
953 You can use the following variables in the FORM field.
955 score: The article's score
956 default: The default article score.
957 default-high: The default score for high scored articles.
958 default-low: The default score for low scored articles.
959 below: The score below which articles are automatically marked as read.
960 mark: The article's mark.
961 uncached: Non-nil if the article is uncached."
962 :group 'gnus-summary-visual
963 :type '(repeat (cons (sexp :tag "Form" nil)
966 (defcustom gnus-alter-header-function nil
967 "Function called to allow alteration of article header structures.
968 The function is called with one parameter, the article header vector,
969 which it may alter in any way."
970 :type '(choice (const :tag "None" nil)
972 :group 'gnus-summary)
974 (defvar gnus-decode-encoded-word-function 'mail-decode-encoded-word-string
975 "Variable that says which function should be used to decode a string with encoded words.")
977 (defcustom gnus-extra-headers '(To Newsgroups)
978 "*Extra headers to parse."
981 :type '(repeat symbol))
983 (defcustom gnus-ignored-from-addresses
984 (and user-mail-address (regexp-quote user-mail-address))
985 "*Regexp of From headers that may be suppressed in favor of To headers."
990 (defcustom gnus-newsgroup-ignored-charsets '(unknown-8bit x-unknown)
991 "List of charsets that should be ignored.
992 When these charsets are used in the \"charset\" parameter, the
993 default charset will be used instead."
995 :type '(repeat symbol)
996 :group 'gnus-charset)
998 (gnus-define-group-parameter
1002 "Return the ignored charsets of GROUP."
1003 :variable gnus-group-ignored-charsets-alist
1005 '(("alt\\.chinese\\.text" iso-8859-1))
1007 "Alist of regexps (to match group names) and charsets that should be ignored.
1008 When these charsets are used in the \"charset\" parameter, the
1009 default charset will be used instead."
1010 :variable-group gnus-charset
1011 :variable-type '(repeat (cons (regexp :tag "Group")
1013 :parameter-type '(choice :tag "Ignored charsets"
1016 :parameter-document "\
1017 List of charsets that should be ignored.
1019 When these charsets are used in the \"charset\" parameter, the
1020 default charset will be used instead.")
1022 (defcustom gnus-group-highlight-words-alist nil
1023 "Alist of group regexps and highlight regexps.
1024 This variable uses the same syntax as `gnus-emphasis-alist'."
1026 :type '(repeat (cons (regexp :tag "Group")
1027 (repeat (list (regexp :tag "Highlight regexp")
1028 (number :tag "Group for entire word" 0)
1029 (number :tag "Group for displayed part" 0)
1031 gnus-emphasis-highlight-words)))))
1032 :group 'gnus-summary-visual)
1034 (defcustom gnus-summary-show-article-charset-alist
1036 "Alist of number and charset.
1037 The article will be shown with the charset corresponding to the
1039 For example: ((1 . cn-gb-2312) (2 . big5))."
1041 :type '(repeat (cons (number :tag "Argument" 1)
1042 (symbol :tag "Charset")))
1043 :group 'gnus-charset)
1045 (defcustom gnus-preserve-marks t
1046 "Whether marks are preserved when moving, copying and respooling messages."
1049 :group 'gnus-summary-marks)
1051 (defcustom gnus-alter-articles-to-read-function nil
1052 "Function to be called to alter the list of articles to be selected."
1053 :type '(choice (const nil) function)
1054 :group 'gnus-summary)
1056 (defcustom gnus-orphan-score nil
1057 "*All orphans get this score added. Set in the score file."
1058 :group 'gnus-score-default
1059 :type '(choice (const nil)
1062 (defcustom gnus-summary-save-parts-default-mime "image/.*"
1063 "*A regexp to match MIME parts when saving multiple parts of a
1064 message with `gnus-summary-save-parts' (\\<gnus-summary-mode-map>\\[gnus-summary-save-parts]).
1065 This regexp will be used by default when prompting the user for which
1066 type of files to save."
1067 :group 'gnus-summary
1070 (defcustom gnus-read-all-available-headers nil
1071 "Whether Gnus should parse all headers made available to it.
1072 This is mostly relevant for slow back ends where the user may
1073 wish to widen the summary buffer to include all headers
1074 that were fetched. Say, for nnultimate groups."
1075 :group 'gnus-summary
1076 :type '(choice boolean regexp))
1078 (defcustom gnus-summary-muttprint-program "muttprint"
1079 "Command (and optional arguments) used to run Muttprint."
1081 :group 'gnus-summary
1084 (defcustom gnus-article-loose-mime nil
1085 "If non-nil, don't require MIME-Version header.
1086 Some brain-damaged MUA/MTA, e.g. Lotus Domino 5.0.6 clients, does not
1087 supply the MIME-Version header or deliberately strip it From the mail.
1088 Set it to non-nil, Gnus will treat some articles as MIME even if
1089 the MIME-Version header is missed."
1092 :group 'gnus-article-mime)
1094 (defcustom gnus-article-emulate-mime t
1095 "If non-nil, use MIME emulation for uuencode and the like.
1096 This means that Gnus will search message bodies for text that look
1097 like uuencoded bits, yEncoded bits, and so on, and present that using
1098 the normal Gnus MIME machinery."
1100 :group 'gnus-article-mime)
1102 ;;; Internal variables
1104 (defvar gnus-summary-display-cache nil)
1105 (defvar gnus-article-mime-handles nil)
1106 (defvar gnus-article-decoded-p nil)
1107 (defvar gnus-article-charset nil)
1108 (defvar gnus-article-ignored-charsets nil)
1109 (defvar gnus-scores-exclude-files nil)
1110 (defvar gnus-page-broken nil)
1112 (defvar gnus-original-article nil)
1113 (defvar gnus-article-internal-prepare-hook nil)
1114 (defvar gnus-newsgroup-process-stack nil)
1116 (defvar gnus-thread-indent-array nil)
1117 (defvar gnus-thread-indent-array-level gnus-thread-indent-level)
1118 (defvar gnus-sort-gathered-threads-function 'gnus-thread-sort-by-number
1119 "Function called to sort the articles within a thread after it has been gathered together.")
1121 (defvar gnus-summary-save-parts-type-history nil)
1122 (defvar gnus-summary-save-parts-last-directory mm-default-directory)
1124 ;; Avoid highlighting in kill files.
1125 (defvar gnus-summary-inhibit-highlight nil)
1126 (defvar gnus-newsgroup-selected-overlay nil)
1127 (defvar gnus-inhibit-limiting nil)
1128 (defvar gnus-newsgroup-adaptive-score-file nil)
1129 (defvar gnus-current-score-file nil)
1130 (defvar gnus-current-move-group nil)
1131 (defvar gnus-current-copy-group nil)
1132 (defvar gnus-current-crosspost-group nil)
1133 (defvar gnus-newsgroup-display nil)
1135 (defvar gnus-newsgroup-dependencies nil)
1136 (defvar gnus-newsgroup-adaptive nil)
1137 (defvar gnus-summary-display-article-function nil)
1138 (defvar gnus-summary-highlight-line-function nil
1139 "Function called after highlighting a summary line.")
1141 (defvar gnus-summary-line-format-alist
1142 `((?N ,(macroexpand '(mail-header-number gnus-tmp-header)) ?d)
1143 (?S ,(macroexpand '(mail-header-subject gnus-tmp-header)) ?s)
1144 (?s gnus-tmp-subject-or-nil ?s)
1145 (?n gnus-tmp-name ?s)
1146 (?A (car (cdr (funcall gnus-extract-address-components gnus-tmp-from)))
1148 (?a (or (car (funcall gnus-extract-address-components gnus-tmp-from))
1150 (?F gnus-tmp-from ?s)
1151 (?x ,(macroexpand '(mail-header-xref gnus-tmp-header)) ?s)
1152 (?D ,(macroexpand '(mail-header-date gnus-tmp-header)) ?s)
1153 (?d (gnus-dd-mmm (mail-header-date gnus-tmp-header)) ?s)
1154 (?o (gnus-date-iso8601 (mail-header-date gnus-tmp-header)) ?s)
1155 (?M ,(macroexpand '(mail-header-id gnus-tmp-header)) ?s)
1156 (?r ,(macroexpand '(mail-header-references gnus-tmp-header)) ?s)
1157 (?c (or (mail-header-chars gnus-tmp-header) 0) ?d)
1158 (?k (gnus-summary-line-message-size gnus-tmp-header) ?s)
1159 (?L gnus-tmp-lines ?s)
1160 (?O gnus-tmp-downloaded ?c)
1161 (?I gnus-tmp-indentation ?s)
1162 (?T (if (= gnus-tmp-level 0) "" (make-string (frame-width) ? )) ?s)
1163 (?R gnus-tmp-replied ?c)
1164 (?\[ gnus-tmp-opening-bracket ?c)
1165 (?\] gnus-tmp-closing-bracket ?c)
1166 (?\> (make-string gnus-tmp-level ? ) ?s)
1167 (?\< (make-string (max 0 (- 20 gnus-tmp-level)) ? ) ?s)
1168 (?i gnus-tmp-score ?d)
1169 (?z gnus-tmp-score-char ?c)
1170 (?l (bbb-grouplens-score gnus-tmp-header) ?s)
1171 (?V (gnus-thread-total-score (and (boundp 'thread) (car thread))) ?d)
1172 (?U gnus-tmp-unread ?c)
1173 (?f (gnus-summary-from-or-to-or-newsgroups gnus-tmp-header gnus-tmp-from)
1175 (?t (gnus-summary-number-of-articles-in-thread
1176 (and (boundp 'thread) (car thread)) gnus-tmp-level)
1178 (?e (gnus-summary-number-of-articles-in-thread
1179 (and (boundp 'thread) (car thread)) gnus-tmp-level t)
1181 (?u gnus-tmp-user-defined ?s)
1182 (?P (gnus-pick-line-number) ?d)
1183 (?B gnus-tmp-thread-tree-header-string ?s)
1184 (user-date (gnus-user-date
1185 ,(macroexpand '(mail-header-date gnus-tmp-header))) ?s))
1186 "An alist of format specifications that can appear in summary lines.
1187 These are paired with what variables they correspond with, along with
1188 the type of the variable (string, integer, character, etc).")
1190 (defvar gnus-summary-dummy-line-format-alist
1191 `((?S gnus-tmp-subject ?s)
1192 (?N gnus-tmp-number ?d)
1193 (?u gnus-tmp-user-defined ?s)))
1195 (defvar gnus-summary-mode-line-format-alist
1196 `((?G gnus-tmp-group-name ?s)
1197 (?g (gnus-short-group-name gnus-tmp-group-name) ?s)
1198 (?p (gnus-group-real-name gnus-tmp-group-name) ?s)
1199 (?A gnus-tmp-article-number ?d)
1200 (?Z gnus-tmp-unread-and-unselected ?s)
1201 (?V gnus-version ?s)
1202 (?U gnus-tmp-unread-and-unticked ?d)
1203 (?S gnus-tmp-subject ?s)
1204 (?e gnus-tmp-unselected ?d)
1205 (?u gnus-tmp-user-defined ?s)
1206 (?d (length gnus-newsgroup-dormant) ?d)
1207 (?t (length gnus-newsgroup-marked) ?d)
1208 (?h (length gnus-newsgroup-spam-marked) ?d)
1209 (?r (length gnus-newsgroup-reads) ?d)
1210 (?z (gnus-summary-article-score gnus-tmp-article-number) ?d)
1211 (?E gnus-newsgroup-expunged-tally ?d)
1212 (?s (gnus-current-score-file-nondirectory) ?s)))
1214 (defvar gnus-last-search-regexp nil
1215 "Default regexp for article search command.")
1217 (defvar gnus-last-shell-command nil
1218 "Default shell command on article.")
1220 (defvar gnus-newsgroup-agentized nil
1221 "Locally bound in each summary buffer to indicate whether the server has been agentized.")
1222 (defvar gnus-newsgroup-begin nil)
1223 (defvar gnus-newsgroup-end nil)
1224 (defvar gnus-newsgroup-last-rmail nil)
1225 (defvar gnus-newsgroup-last-mail nil)
1226 (defvar gnus-newsgroup-last-folder nil)
1227 (defvar gnus-newsgroup-last-file nil)
1228 (defvar gnus-newsgroup-auto-expire nil)
1229 (defvar gnus-newsgroup-active nil)
1231 (defvar gnus-newsgroup-data nil)
1232 (defvar gnus-newsgroup-data-reverse nil)
1233 (defvar gnus-newsgroup-limit nil)
1234 (defvar gnus-newsgroup-limits nil)
1235 (defvar gnus-summary-use-undownloaded-faces nil)
1237 (defvar gnus-newsgroup-unreads nil
1238 "Sorted list of unread articles in the current newsgroup.")
1240 (defvar gnus-newsgroup-unselected nil
1241 "Sorted list of unselected unread articles in the current newsgroup.")
1243 (defvar gnus-newsgroup-reads nil
1244 "Alist of read articles and article marks in the current newsgroup.")
1246 (defvar gnus-newsgroup-expunged-tally nil)
1248 (defvar gnus-newsgroup-marked nil
1249 "Sorted list of ticked articles in the current newsgroup (a subset of unread art).")
1251 (defvar gnus-newsgroup-spam-marked nil
1252 "List of ranges of articles that have been marked as spam.")
1254 (defvar gnus-newsgroup-killed nil
1255 "List of ranges of articles that have been through the scoring process.")
1257 (defvar gnus-newsgroup-cached nil
1258 "Sorted list of articles that come from the article cache.")
1260 (defvar gnus-newsgroup-saved nil
1261 "List of articles that have been saved.")
1263 (defvar gnus-newsgroup-kill-headers nil)
1265 (defvar gnus-newsgroup-replied nil
1266 "List of articles that have been replied to in the current newsgroup.")
1268 (defvar gnus-newsgroup-forwarded nil
1269 "List of articles that have been forwarded in the current newsgroup.")
1271 (defvar gnus-newsgroup-recent nil
1272 "List of articles that have are recent in the current newsgroup.")
1274 (defvar gnus-newsgroup-expirable nil
1275 "Sorted list of articles in the current newsgroup that can be expired.")
1277 (defvar gnus-newsgroup-processable nil
1278 "List of articles in the current newsgroup that can be processed.")
1280 (defvar gnus-newsgroup-downloadable nil
1281 "Sorted list of articles in the current newsgroup that can be processed.")
1283 (defvar gnus-newsgroup-unfetched nil
1284 "Sorted list of articles in the current newsgroup whose headers have
1285 not been fetched into the agent.
1287 This list will always be a subset of gnus-newsgroup-undownloaded.")
1289 (defvar gnus-newsgroup-undownloaded nil
1290 "List of articles in the current newsgroup that haven't been downloaded.")
1292 (defvar gnus-newsgroup-unsendable nil
1293 "List of articles in the current newsgroup that won't be sent.")
1295 (defvar gnus-newsgroup-bookmarks nil
1296 "List of articles in the current newsgroup that have bookmarks.")
1298 (defvar gnus-newsgroup-dormant nil
1299 "Sorted list of dormant articles in the current newsgroup.")
1301 (defvar gnus-newsgroup-unseen nil
1302 "List of unseen articles in the current newsgroup.")
1304 (defvar gnus-newsgroup-seen nil
1305 "Range of seen articles in the current newsgroup.")
1307 (defvar gnus-newsgroup-articles nil
1308 "List of articles in the current newsgroup.")
1310 (defvar gnus-newsgroup-scored nil
1311 "List of scored articles in the current newsgroup.")
1313 (defvar gnus-newsgroup-headers nil
1314 "List of article headers in the current newsgroup.")
1316 (defvar gnus-newsgroup-threads nil)
1318 (defvar gnus-newsgroup-prepared nil
1319 "Whether the current group has been prepared properly.")
1321 (defvar gnus-newsgroup-ancient nil
1322 "List of `gnus-fetch-old-headers' articles in the current newsgroup.")
1324 (defvar gnus-newsgroup-sparse nil)
1326 (defvar gnus-current-article nil)
1327 (defvar gnus-article-current nil)
1328 (defvar gnus-current-headers nil)
1329 (defvar gnus-have-all-headers nil)
1330 (defvar gnus-last-article nil)
1331 (defvar gnus-newsgroup-history nil)
1332 (defvar gnus-newsgroup-charset nil)
1333 (defvar gnus-newsgroup-ephemeral-charset nil)
1334 (defvar gnus-newsgroup-ephemeral-ignored-charsets nil)
1336 (defvar gnus-article-before-search nil)
1338 (defvar gnus-summary-local-variables
1339 '(gnus-newsgroup-name
1340 gnus-newsgroup-begin gnus-newsgroup-end
1341 gnus-newsgroup-last-rmail gnus-newsgroup-last-mail
1342 gnus-newsgroup-last-folder gnus-newsgroup-last-file
1343 gnus-newsgroup-auto-expire gnus-newsgroup-unreads
1344 gnus-newsgroup-unselected gnus-newsgroup-marked
1345 gnus-newsgroup-spam-marked
1346 gnus-newsgroup-reads gnus-newsgroup-saved
1347 gnus-newsgroup-replied gnus-newsgroup-forwarded
1348 gnus-newsgroup-recent
1349 gnus-newsgroup-expirable
1350 gnus-newsgroup-processable gnus-newsgroup-killed
1351 gnus-newsgroup-downloadable gnus-newsgroup-undownloaded
1352 gnus-newsgroup-unfetched
1353 gnus-newsgroup-unsendable gnus-newsgroup-unseen
1354 gnus-newsgroup-seen gnus-newsgroup-articles
1355 gnus-newsgroup-bookmarks gnus-newsgroup-dormant
1356 gnus-newsgroup-headers gnus-newsgroup-threads
1357 gnus-newsgroup-prepared gnus-summary-highlight-line-function
1358 gnus-current-article gnus-current-headers gnus-have-all-headers
1359 gnus-last-article gnus-article-internal-prepare-hook
1360 gnus-newsgroup-dependencies gnus-newsgroup-selected-overlay
1361 gnus-newsgroup-scored gnus-newsgroup-kill-headers
1362 gnus-thread-expunge-below
1363 gnus-score-alist gnus-current-score-file
1364 (gnus-summary-expunge-below . global)
1365 (gnus-summary-mark-below . global)
1366 (gnus-orphan-score . global)
1367 gnus-newsgroup-active gnus-scores-exclude-files
1368 gnus-newsgroup-history gnus-newsgroup-ancient
1369 gnus-newsgroup-sparse gnus-newsgroup-process-stack
1370 (gnus-newsgroup-adaptive . gnus-use-adaptive-scoring)
1371 gnus-newsgroup-adaptive-score-file (gnus-reffed-article-number . -1)
1372 (gnus-newsgroup-expunged-tally . 0)
1373 gnus-cache-removable-articles gnus-newsgroup-cached
1374 gnus-newsgroup-data gnus-newsgroup-data-reverse
1375 gnus-newsgroup-limit gnus-newsgroup-limits
1376 gnus-newsgroup-charset gnus-newsgroup-display
1377 gnus-summary-use-undownloaded-faces)
1378 "Variables that are buffer-local to the summary buffers.")
1380 (defvar gnus-newsgroup-variables nil
1381 "A list of variables that have separate values in different newsgroups.
1382 A list of newsgroup (summary buffer) local variables, or cons of
1383 variables and their default values (when the default values are not
1384 nil), that should be made global while the summary buffer is active.
1385 These variables can be used to set variables in the group parameters
1386 while still allowing them to affect operations done in other
1387 buffers. For example:
1389 \(setq gnus-newsgroup-variables
1390 '(message-use-followup-to
1391 (gnus-visible-headers .
1392 \"^From:\\\\|^Newsgroups:\\\\|^Subject:\\\\|^Date:\\\\|^To:\")))
1395 ;; Byte-compiler warning.
1397 ;; Bind features so that require will believe that gnus-sum has
1398 ;; already been loaded (avoids infinite recursion)
1399 (let ((features (cons 'gnus-sum features)))
1400 ;; Several of the declarations in gnus-sum are needed to load the
1401 ;; following files. Right now, these definitions have been
1402 ;; compiled but not defined (evaluated). We could either do a
1403 ;; eval-and-compile about all of the declarations or evaluate the
1405 (if (boundp 'gnus-newsgroup-variables)
1407 (load "gnus-sum.el" t t t))
1409 (require 'gnus-agent)
1410 (require 'gnus-art)))
1414 (defvar gnus-decode-encoded-word-methods
1415 '(mail-decode-encoded-word-string)
1416 "List of methods used to decode encoded words.
1418 This variable is a list of FUNCTION or (REGEXP . FUNCTION). If item
1419 is FUNCTION, FUNCTION will be apply to all newsgroups. If item is a
1420 \(REGEXP . FUNCTION), FUNCTION will be only apply to thes newsgroups
1421 whose names match REGEXP.
1424 \((\"chinese\" . gnus-decode-encoded-word-string-by-guess)
1425 mail-decode-encoded-word-string
1426 (\"chinese\" . rfc1843-decode-string))")
1428 (defvar gnus-decode-encoded-word-methods-cache nil)
1430 (defun gnus-multi-decode-encoded-word-string (string)
1431 "Apply the functions from `gnus-encoded-word-methods' that match."
1432 (unless (and gnus-decode-encoded-word-methods-cache
1433 (eq gnus-newsgroup-name
1434 (car gnus-decode-encoded-word-methods-cache)))
1435 (setq gnus-decode-encoded-word-methods-cache (list gnus-newsgroup-name))
1438 (nconc gnus-decode-encoded-word-methods-cache (list x))
1439 (if (and gnus-newsgroup-name
1440 (string-match (car x) gnus-newsgroup-name))
1441 (nconc gnus-decode-encoded-word-methods-cache
1443 gnus-decode-encoded-word-methods))
1444 (let ((xlist gnus-decode-encoded-word-methods-cache))
1447 (setq string (funcall (pop xlist) string))))
1450 ;; Subject simplification.
1452 (defun gnus-simplify-whitespace (str)
1453 "Remove excessive whitespace from STR."
1455 (while (string-match "[ \t][ \t]+" str)
1456 (setq str (concat (substring str 0 (match-beginning 0))
1458 (substring str (match-end 0)))))
1460 (when (string-match "^[ \t]+" str)
1461 (setq str (substring str (match-end 0))))
1463 (when (string-match "[ \t]+$" str)
1464 (setq str (substring str 0 (match-beginning 0))))
1467 (defun gnus-simplify-all-whitespace (str)
1468 "Remove all whitespace from STR."
1469 (while (string-match "[ \t\n]+" str)
1470 (setq str (replace-match "" nil nil str)))
1473 (defsubst gnus-simplify-subject-re (subject)
1474 "Remove \"Re:\" from subject lines."
1475 (if (string-match message-subject-re-regexp subject)
1476 (substring subject (match-end 0))
1479 (defun gnus-simplify-subject (subject &optional re-only)
1480 "Remove `Re:' and words in parentheses.
1481 If RE-ONLY is non-nil, strip leading `Re:'s only."
1482 (let ((case-fold-search t)) ;Ignore case.
1483 ;; Remove `Re:', `Re^N:', `Re(n)', and `Re[n]:'.
1484 (when (string-match "\\`\\(re\\([[(^][0-9]+[])]?\\)?:[ \t]*\\)+" subject)
1485 (setq subject (substring subject (match-end 0))))
1486 ;; Remove uninteresting prefixes.
1487 (when (and (not re-only)
1488 gnus-simplify-ignored-prefixes
1489 (string-match gnus-simplify-ignored-prefixes subject))
1490 (setq subject (substring subject (match-end 0))))
1491 ;; Remove words in parentheses from end.
1493 (while (string-match "[ \t\n]*([^()]*)[ \t\n]*\\'" subject)
1494 (setq subject (substring subject 0 (match-beginning 0)))))
1495 ;; Return subject string.
1498 ;; Remove any leading "re:"s, any trailing paren phrases, and simplify
1500 (defsubst gnus-simplify-buffer-fuzzy-step (regexp &optional newtext)
1501 (goto-char (point-min))
1502 (while (re-search-forward regexp nil t)
1503 (replace-match (or newtext ""))))
1505 (defun gnus-simplify-buffer-fuzzy ()
1506 "Simplify string in the buffer fuzzily.
1507 The string in the accessible portion of the current buffer is simplified.
1508 It is assumed to be a single-line subject.
1509 Whitespace is generally cleaned up, and miscellaneous leading/trailing
1510 matter is removed. Additional things can be deleted by setting
1511 `gnus-simplify-subject-fuzzy-regexp'."
1512 (let ((case-fold-search t)
1514 (gnus-simplify-buffer-fuzzy-step "\t" " ")
1516 (while (not (eq modified-tick (buffer-modified-tick)))
1517 (setq modified-tick (buffer-modified-tick))
1519 ((listp gnus-simplify-subject-fuzzy-regexp)
1520 (mapcar 'gnus-simplify-buffer-fuzzy-step
1521 gnus-simplify-subject-fuzzy-regexp))
1522 (gnus-simplify-subject-fuzzy-regexp
1523 (gnus-simplify-buffer-fuzzy-step gnus-simplify-subject-fuzzy-regexp)))
1524 (gnus-simplify-buffer-fuzzy-step "^ *\\[[-+?*!][-+?*!]\\] *")
1525 (gnus-simplify-buffer-fuzzy-step
1526 "^ *\\(re\\|fw\\|fwd\\)[[{(^0-9]*[])}]?[:;] *")
1527 (gnus-simplify-buffer-fuzzy-step "^[[].*:\\( .*\\)[]]$" "\\1"))
1529 (gnus-simplify-buffer-fuzzy-step " *[[{(][^()\n]*[]})] *$")
1530 (gnus-simplify-buffer-fuzzy-step " +" " ")
1531 (gnus-simplify-buffer-fuzzy-step " $")
1532 (gnus-simplify-buffer-fuzzy-step "^ +")))
1534 (defun gnus-simplify-subject-fuzzy (subject)
1535 "Simplify a subject string fuzzily.
1536 See `gnus-simplify-buffer-fuzzy' for details."
1538 (gnus-set-work-buffer)
1539 (let ((case-fold-search t))
1540 ;; Remove uninteresting prefixes.
1541 (when (and gnus-simplify-ignored-prefixes
1542 (string-match gnus-simplify-ignored-prefixes subject))
1543 (setq subject (substring subject (match-end 0))))
1545 (inline (gnus-simplify-buffer-fuzzy))
1548 (defsubst gnus-simplify-subject-fully (subject)
1549 "Simplify a subject string according to `gnus-summary-gather-subject-limit'."
1551 (gnus-simplify-subject-functions
1552 (gnus-map-function gnus-simplify-subject-functions subject))
1553 ((null gnus-summary-gather-subject-limit)
1554 (gnus-simplify-subject-re subject))
1555 ((eq gnus-summary-gather-subject-limit 'fuzzy)
1556 (gnus-simplify-subject-fuzzy subject))
1557 ((numberp gnus-summary-gather-subject-limit)
1558 (gnus-limit-string (gnus-simplify-subject-re subject)
1559 gnus-summary-gather-subject-limit))
1563 (defsubst gnus-subject-equal (s1 s2 &optional simple-first)
1564 "Check whether two subjects are equal.
1565 If optional argument SIMPLE-FIRST is t, first argument is already
1568 ((null simple-first)
1569 (equal (gnus-simplify-subject-fully s1)
1570 (gnus-simplify-subject-fully s2)))
1573 (gnus-simplify-subject-fully s2)))))
1575 (defun gnus-summary-bubble-group ()
1576 "Increase the score of the current group.
1577 This is a handy function to add to `gnus-summary-exit-hook' to
1578 increase the score of each group you read."
1579 (gnus-group-add-score gnus-newsgroup-name))
1583 ;;; Gnus summary mode
1586 (put 'gnus-summary-mode 'mode-class 'special)
1588 (defvar gnus-article-commands-menu)
1590 ;; Non-orthogonal keys
1592 (gnus-define-keys gnus-summary-mode-map
1593 " " gnus-summary-next-page
1594 "\177" gnus-summary-prev-page
1595 [delete] gnus-summary-prev-page
1596 [backspace] gnus-summary-prev-page
1597 "\r" gnus-summary-scroll-up
1598 "\M-\r" gnus-summary-scroll-down
1599 "n" gnus-summary-next-unread-article
1600 "p" gnus-summary-prev-unread-article
1601 "N" gnus-summary-next-article
1602 "P" gnus-summary-prev-article
1603 "\M-\C-n" gnus-summary-next-same-subject
1604 "\M-\C-p" gnus-summary-prev-same-subject
1605 "\M-n" gnus-summary-next-unread-subject
1606 "\M-p" gnus-summary-prev-unread-subject
1607 "." gnus-summary-first-unread-article
1608 "," gnus-summary-best-unread-article
1609 "\M-s" gnus-summary-search-article-forward
1610 "\M-r" gnus-summary-search-article-backward
1611 "<" gnus-summary-beginning-of-article
1612 ">" gnus-summary-end-of-article
1613 "j" gnus-summary-goto-article
1614 "^" gnus-summary-refer-parent-article
1615 "\M-^" gnus-summary-refer-article
1616 "u" gnus-summary-tick-article-forward
1617 "!" gnus-summary-tick-article-forward
1618 "U" gnus-summary-tick-article-backward
1619 "d" gnus-summary-mark-as-read-forward
1620 "D" gnus-summary-mark-as-read-backward
1621 "E" gnus-summary-mark-as-expirable
1622 "\M-u" gnus-summary-clear-mark-forward
1623 "\M-U" gnus-summary-clear-mark-backward
1624 "k" gnus-summary-kill-same-subject-and-select
1625 "\C-k" gnus-summary-kill-same-subject
1626 "\M-\C-k" gnus-summary-kill-thread
1627 "\M-\C-l" gnus-summary-lower-thread
1628 "e" gnus-summary-edit-article
1629 "#" gnus-summary-mark-as-processable
1630 "\M-#" gnus-summary-unmark-as-processable
1631 "\M-\C-t" gnus-summary-toggle-threads
1632 "\M-\C-s" gnus-summary-show-thread
1633 "\M-\C-h" gnus-summary-hide-thread
1634 "\M-\C-f" gnus-summary-next-thread
1635 "\M-\C-b" gnus-summary-prev-thread
1636 [(meta down)] gnus-summary-next-thread
1637 [(meta up)] gnus-summary-prev-thread
1638 "\M-\C-u" gnus-summary-up-thread
1639 "\M-\C-d" gnus-summary-down-thread
1640 "&" gnus-summary-execute-command
1641 "c" gnus-summary-catchup-and-exit
1642 "\C-w" gnus-summary-mark-region-as-read
1643 "\C-t" gnus-summary-toggle-truncation
1644 "?" gnus-summary-mark-as-dormant
1645 "\C-c\M-\C-s" gnus-summary-limit-include-expunged
1646 "\C-c\C-s\C-n" gnus-summary-sort-by-number
1647 "\C-c\C-s\C-l" gnus-summary-sort-by-lines
1648 "\C-c\C-s\C-c" gnus-summary-sort-by-chars
1649 "\C-c\C-s\C-a" gnus-summary-sort-by-author
1650 "\C-c\C-s\C-s" gnus-summary-sort-by-subject
1651 "\C-c\C-s\C-d" gnus-summary-sort-by-date
1652 "\C-c\C-s\C-i" gnus-summary-sort-by-score
1653 "\C-c\C-s\C-o" gnus-summary-sort-by-original
1654 "\C-c\C-s\C-r" gnus-summary-sort-by-random
1655 "=" gnus-summary-expand-window
1656 "\C-x\C-s" gnus-summary-reselect-current-group
1657 "\M-g" gnus-summary-rescan-group
1658 "w" gnus-summary-stop-page-breaking
1659 "\C-c\C-r" gnus-summary-caesar-message
1660 "f" gnus-summary-followup
1661 "F" gnus-summary-followup-with-original
1662 "C" gnus-summary-cancel-article
1663 "r" gnus-summary-reply
1664 "R" gnus-summary-reply-with-original
1665 "\C-c\C-f" gnus-summary-mail-forward
1666 "o" gnus-summary-save-article
1667 "\C-o" gnus-summary-save-article-mail
1668 "|" gnus-summary-pipe-output
1669 "\M-k" gnus-summary-edit-local-kill
1670 "\M-K" gnus-summary-edit-global-kill
1672 "\C-c\C-d" gnus-summary-describe-group
1673 "q" gnus-summary-exit
1674 "Q" gnus-summary-exit-no-update
1675 "\C-c\C-i" gnus-info-find-node
1676 gnus-mouse-2 gnus-mouse-pick-article
1677 "m" gnus-summary-mail-other-window
1678 "a" gnus-summary-post-news
1679 "i" gnus-summary-news-other-window
1680 "x" gnus-summary-limit-to-unread
1681 "s" gnus-summary-isearch-article
1682 "t" gnus-summary-toggle-header
1683 "g" gnus-summary-show-article
1684 "l" gnus-summary-goto-last-article
1685 "\C-c\C-v\C-v" gnus-uu-decode-uu-view
1686 "\C-d" gnus-summary-enter-digest-group
1687 "\M-\C-d" gnus-summary-read-document
1688 "\M-\C-e" gnus-summary-edit-parameters
1689 "\M-\C-a" gnus-summary-customize-parameters
1691 "*" gnus-cache-enter-article
1692 "\M-*" gnus-cache-remove-article
1693 "\M-&" gnus-summary-universal-argument
1694 "\C-l" gnus-recenter
1695 "I" gnus-summary-increase-score
1696 "L" gnus-summary-lower-score
1697 "\M-i" gnus-symbolic-argument
1698 "h" gnus-summary-select-article-buffer
1700 "b" gnus-article-view-part
1701 "\M-t" gnus-summary-toggle-display-buttonized
1703 "V" gnus-summary-score-map
1704 "X" gnus-uu-extract-map
1705 "S" gnus-summary-send-map)
1707 ;; Sort of orthogonal keymap
1708 (gnus-define-keys (gnus-summary-mark-map "M" gnus-summary-mode-map)
1709 "t" gnus-summary-tick-article-forward
1710 "!" gnus-summary-tick-article-forward
1711 "d" gnus-summary-mark-as-read-forward
1712 "r" gnus-summary-mark-as-read-forward
1713 "c" gnus-summary-clear-mark-forward
1714 " " gnus-summary-clear-mark-forward
1715 "e" gnus-summary-mark-as-expirable
1716 "x" gnus-summary-mark-as-expirable
1717 "?" gnus-summary-mark-as-dormant
1718 "b" gnus-summary-set-bookmark
1719 "B" gnus-summary-remove-bookmark
1720 "#" gnus-summary-mark-as-processable
1721 "\M-#" gnus-summary-unmark-as-processable
1722 "S" gnus-summary-limit-include-expunged
1723 "C" gnus-summary-catchup
1724 "H" gnus-summary-catchup-to-here
1725 "h" gnus-summary-catchup-from-here
1726 "\C-c" gnus-summary-catchup-all
1727 "k" gnus-summary-kill-same-subject-and-select
1728 "K" gnus-summary-kill-same-subject
1729 "P" gnus-uu-mark-map)
1731 (gnus-define-keys (gnus-summary-mscore-map "V" gnus-summary-mark-map)
1732 "c" gnus-summary-clear-above
1733 "u" gnus-summary-tick-above
1734 "m" gnus-summary-mark-above
1735 "k" gnus-summary-kill-below)
1737 (gnus-define-keys (gnus-summary-limit-map "/" gnus-summary-mode-map)
1738 "/" gnus-summary-limit-to-subject
1739 "n" gnus-summary-limit-to-articles
1740 "w" gnus-summary-pop-limit
1741 "s" gnus-summary-limit-to-subject
1742 "a" gnus-summary-limit-to-author
1743 "u" gnus-summary-limit-to-unread
1744 "m" gnus-summary-limit-to-marks
1745 "M" gnus-summary-limit-exclude-marks
1746 "v" gnus-summary-limit-to-score
1747 "*" gnus-summary-limit-include-cached
1748 "D" gnus-summary-limit-include-dormant
1749 "T" gnus-summary-limit-include-thread
1750 "d" gnus-summary-limit-exclude-dormant
1751 "t" gnus-summary-limit-to-age
1752 "." gnus-summary-limit-to-unseen
1753 "x" gnus-summary-limit-to-extra
1754 "p" gnus-summary-limit-to-display-predicate
1755 "E" gnus-summary-limit-include-expunged
1756 "c" gnus-summary-limit-exclude-childless-dormant
1757 "C" gnus-summary-limit-mark-excluded-as-read
1758 "o" gnus-summary-insert-old-articles
1759 "N" gnus-summary-insert-new-articles
1760 "r" gnus-summary-limit-to-replied)
1762 (gnus-define-keys (gnus-summary-goto-map "G" gnus-summary-mode-map)
1763 "n" gnus-summary-next-unread-article
1764 "p" gnus-summary-prev-unread-article
1765 "N" gnus-summary-next-article
1766 "P" gnus-summary-prev-article
1767 "\C-n" gnus-summary-next-same-subject
1768 "\C-p" gnus-summary-prev-same-subject
1769 "\M-n" gnus-summary-next-unread-subject
1770 "\M-p" gnus-summary-prev-unread-subject
1771 "f" gnus-summary-first-unread-article
1772 "b" gnus-summary-best-unread-article
1773 "j" gnus-summary-goto-article
1774 "g" gnus-summary-goto-subject
1775 "l" gnus-summary-goto-last-article
1776 "o" gnus-summary-pop-article)
1778 (gnus-define-keys (gnus-summary-thread-map "T" gnus-summary-mode-map)
1779 "k" gnus-summary-kill-thread
1780 "l" gnus-summary-lower-thread
1781 "i" gnus-summary-raise-thread
1782 "T" gnus-summary-toggle-threads
1783 "t" gnus-summary-rethread-current
1784 "^" gnus-summary-reparent-thread
1785 "s" gnus-summary-show-thread
1786 "S" gnus-summary-show-all-threads
1787 "h" gnus-summary-hide-thread
1788 "H" gnus-summary-hide-all-threads
1789 "n" gnus-summary-next-thread
1790 "p" gnus-summary-prev-thread
1791 "u" gnus-summary-up-thread
1792 "o" gnus-summary-top-thread
1793 "d" gnus-summary-down-thread
1794 "#" gnus-uu-mark-thread
1795 "\M-#" gnus-uu-unmark-thread)
1797 (gnus-define-keys (gnus-summary-buffer-map "Y" gnus-summary-mode-map)
1798 "g" gnus-summary-prepare
1799 "c" gnus-summary-insert-cached-articles
1800 "d" gnus-summary-insert-dormant-articles)
1802 (gnus-define-keys (gnus-summary-exit-map "Z" gnus-summary-mode-map)
1803 "c" gnus-summary-catchup-and-exit
1804 "C" gnus-summary-catchup-all-and-exit
1805 "E" gnus-summary-exit-no-update
1806 "Q" gnus-summary-exit
1807 "Z" gnus-summary-exit
1808 "n" gnus-summary-catchup-and-goto-next-group
1809 "R" gnus-summary-reselect-current-group
1810 "G" gnus-summary-rescan-group
1811 "N" gnus-summary-next-group
1812 "s" gnus-summary-save-newsrc
1813 "P" gnus-summary-prev-group)
1815 (gnus-define-keys (gnus-summary-article-map "A" gnus-summary-mode-map)
1816 " " gnus-summary-next-page
1817 "n" gnus-summary-next-page
1818 "\177" gnus-summary-prev-page
1819 [delete] gnus-summary-prev-page
1820 "p" gnus-summary-prev-page
1821 "\r" gnus-summary-scroll-up
1822 "\M-\r" gnus-summary-scroll-down
1823 "<" gnus-summary-beginning-of-article
1824 ">" gnus-summary-end-of-article
1825 "b" gnus-summary-beginning-of-article
1826 "e" gnus-summary-end-of-article
1827 "^" gnus-summary-refer-parent-article
1828 "r" gnus-summary-refer-parent-article
1829 "D" gnus-summary-enter-digest-group
1830 "R" gnus-summary-refer-references
1831 "T" gnus-summary-refer-thread
1832 "g" gnus-summary-show-article
1833 "s" gnus-summary-isearch-article
1834 "P" gnus-summary-print-article
1835 "M" gnus-mailing-list-insinuate
1836 "t" gnus-article-babel)
1838 (gnus-define-keys (gnus-summary-wash-map "W" gnus-summary-mode-map)
1839 "b" gnus-article-add-buttons
1840 "B" gnus-article-add-buttons-to-head
1841 "o" gnus-article-treat-overstrike
1842 "e" gnus-article-emphasize
1843 "w" gnus-article-fill-cited-article
1844 "Q" gnus-article-fill-long-lines
1845 "C" gnus-article-capitalize-sentences
1846 "c" gnus-article-remove-cr
1847 "q" gnus-article-de-quoted-unreadable
1848 "6" gnus-article-de-base64-unreadable
1849 "Z" gnus-article-decode-HZ
1850 "A" gnus-article-treat-ansi-sequences
1851 "h" gnus-article-wash-html
1852 "u" gnus-article-unsplit-urls
1853 "s" gnus-summary-force-verify-and-decrypt
1854 "f" gnus-article-display-x-face
1855 "l" gnus-summary-stop-page-breaking
1856 "r" gnus-summary-caesar-message
1857 "m" gnus-summary-morse-message
1858 "t" gnus-summary-toggle-header
1859 "g" gnus-treat-smiley
1860 "v" gnus-summary-verbose-headers
1861 "a" gnus-article-strip-headers-in-body ;; mnemonic: wash archive
1862 "p" gnus-article-verify-x-pgp-sig
1863 "d" gnus-article-treat-dumbquotes)
1865 (gnus-define-keys (gnus-summary-wash-deuglify-map "Y" gnus-summary-wash-map)
1866 ;; mnemonic: deuglif*Y*
1867 "u" gnus-article-outlook-unwrap-lines
1868 "a" gnus-article-outlook-repair-attribution
1869 "c" gnus-article-outlook-rearrange-citation
1870 "f" gnus-article-outlook-deuglify-article) ;; mnemonic: full deuglify
1872 (gnus-define-keys (gnus-summary-wash-hide-map "W" gnus-summary-wash-map)
1873 "a" gnus-article-hide
1874 "h" gnus-article-hide-headers
1875 "b" gnus-article-hide-boring-headers
1876 "s" gnus-article-hide-signature
1877 "c" gnus-article-hide-citation
1878 "C" gnus-article-hide-citation-in-followups
1879 "l" gnus-article-hide-list-identifiers
1880 "B" gnus-article-strip-banner
1881 "P" gnus-article-hide-pem
1882 "\C-c" gnus-article-hide-citation-maybe)
1884 (gnus-define-keys (gnus-summary-wash-highlight-map "H" gnus-summary-wash-map)
1885 "a" gnus-article-highlight
1886 "h" gnus-article-highlight-headers
1887 "c" gnus-article-highlight-citation
1888 "s" gnus-article-highlight-signature)
1890 (gnus-define-keys (gnus-summary-wash-header-map "G" gnus-summary-wash-map)
1891 "f" gnus-article-treat-fold-headers
1892 "u" gnus-article-treat-unfold-headers
1893 "n" gnus-article-treat-fold-newsgroups)
1895 (gnus-define-keys (gnus-summary-wash-display-map "D" gnus-summary-wash-map)
1896 "x" gnus-article-display-x-face
1897 "d" gnus-article-display-face
1898 "s" gnus-treat-smiley
1899 "D" gnus-article-remove-images
1900 "f" gnus-treat-from-picon
1901 "m" gnus-treat-mail-picon
1902 "n" gnus-treat-newsgroups-picon)
1904 (gnus-define-keys (gnus-summary-wash-mime-map "M" gnus-summary-wash-map)
1905 "w" gnus-article-decode-mime-words
1906 "c" gnus-article-decode-charset
1907 "v" gnus-mime-view-all-parts
1908 "b" gnus-article-view-part)
1910 (gnus-define-keys (gnus-summary-wash-time-map "T" gnus-summary-wash-map)
1911 "z" gnus-article-date-ut
1912 "u" gnus-article-date-ut
1913 "l" gnus-article-date-local
1914 "p" gnus-article-date-english
1915 "e" gnus-article-date-lapsed
1916 "o" gnus-article-date-original
1917 "i" gnus-article-date-iso8601
1918 "s" gnus-article-date-user)
1920 (gnus-define-keys (gnus-summary-wash-empty-map "E" gnus-summary-wash-map)
1921 "t" gnus-article-remove-trailing-blank-lines
1922 "l" gnus-article-strip-leading-blank-lines
1923 "m" gnus-article-strip-multiple-blank-lines
1924 "a" gnus-article-strip-blank-lines
1925 "A" gnus-article-strip-all-blank-lines
1926 "s" gnus-article-strip-leading-space
1927 "e" gnus-article-strip-trailing-space
1928 "w" gnus-article-remove-leading-whitespace)
1930 (gnus-define-keys (gnus-summary-help-map "H" gnus-summary-mode-map)
1932 "f" gnus-summary-fetch-faq
1933 "d" gnus-summary-describe-group
1934 "h" gnus-summary-describe-briefly
1935 "i" gnus-info-find-node
1936 "c" gnus-group-fetch-charter
1937 "C" gnus-group-fetch-control)
1939 (gnus-define-keys (gnus-summary-backend-map "B" gnus-summary-mode-map)
1940 "e" gnus-summary-expire-articles
1941 "\M-\C-e" gnus-summary-expire-articles-now
1942 "\177" gnus-summary-delete-article
1943 [delete] gnus-summary-delete-article
1944 [backspace] gnus-summary-delete-article
1945 "m" gnus-summary-move-article
1946 "r" gnus-summary-respool-article
1947 "w" gnus-summary-edit-article
1948 "c" gnus-summary-copy-article
1949 "B" gnus-summary-crosspost-article
1950 "q" gnus-summary-respool-query
1951 "t" gnus-summary-respool-trace
1952 "i" gnus-summary-import-article
1953 "I" gnus-summary-create-article
1954 "p" gnus-summary-article-posted-p)
1956 (gnus-define-keys (gnus-summary-save-map "O" gnus-summary-mode-map)
1957 "o" gnus-summary-save-article
1958 "m" gnus-summary-save-article-mail
1959 "F" gnus-summary-write-article-file
1960 "r" gnus-summary-save-article-rmail
1961 "f" gnus-summary-save-article-file
1962 "b" gnus-summary-save-article-body-file
1963 "h" gnus-summary-save-article-folder
1964 "v" gnus-summary-save-article-vm
1965 "p" gnus-summary-pipe-output
1966 "P" gnus-summary-muttprint
1967 "s" gnus-soup-add-article)
1969 (gnus-define-keys (gnus-summary-mime-map "K" gnus-summary-mode-map)
1970 "b" gnus-summary-display-buttonized
1971 "m" gnus-summary-repair-multipart
1972 "v" gnus-article-view-part
1973 "o" gnus-article-save-part
1974 "c" gnus-article-copy-part
1975 "C" gnus-article-view-part-as-charset
1976 "e" gnus-article-view-part-externally
1977 "E" gnus-article-encrypt-body
1978 "i" gnus-article-inline-part
1979 "|" gnus-article-pipe-part)
1981 (gnus-define-keys (gnus-uu-mark-map "P" gnus-summary-mark-map)
1982 "p" gnus-summary-mark-as-processable
1983 "u" gnus-summary-unmark-as-processable
1984 "U" gnus-summary-unmark-all-processable
1985 "v" gnus-uu-mark-over
1986 "s" gnus-uu-mark-series
1987 "r" gnus-uu-mark-region
1988 "g" gnus-uu-unmark-region
1989 "R" gnus-uu-mark-by-regexp
1990 "G" gnus-uu-unmark-by-regexp
1991 "t" gnus-uu-mark-thread
1992 "T" gnus-uu-unmark-thread
1993 "a" gnus-uu-mark-all
1994 "b" gnus-uu-mark-buffer
1995 "S" gnus-uu-mark-sparse
1996 "k" gnus-summary-kill-process-mark
1997 "y" gnus-summary-yank-process-mark
1998 "w" gnus-summary-save-process-mark
1999 "i" gnus-uu-invert-processable)
2001 (gnus-define-keys (gnus-uu-extract-map "X" gnus-summary-mode-map)
2002 ;;"x" gnus-uu-extract-any
2003 "m" gnus-summary-save-parts
2004 "u" gnus-uu-decode-uu
2005 "U" gnus-uu-decode-uu-and-save
2006 "s" gnus-uu-decode-unshar
2007 "S" gnus-uu-decode-unshar-and-save
2008 "o" gnus-uu-decode-save
2009 "O" gnus-uu-decode-save
2010 "b" gnus-uu-decode-binhex
2011 "B" gnus-uu-decode-binhex
2012 "p" gnus-uu-decode-postscript
2013 "P" gnus-uu-decode-postscript-and-save)
2016 (gnus-uu-extract-view-map "v" gnus-uu-extract-map)
2017 "u" gnus-uu-decode-uu-view
2018 "U" gnus-uu-decode-uu-and-save-view
2019 "s" gnus-uu-decode-unshar-view
2020 "S" gnus-uu-decode-unshar-and-save-view
2021 "o" gnus-uu-decode-save-view
2022 "O" gnus-uu-decode-save-view
2023 "b" gnus-uu-decode-binhex-view
2024 "B" gnus-uu-decode-binhex-view
2025 "p" gnus-uu-decode-postscript-view
2026 "P" gnus-uu-decode-postscript-and-save-view)
2028 (defvar gnus-article-post-menu nil)
2030 (defconst gnus-summary-menu-maxlen 20)
2032 (defun gnus-summary-menu-split (menu)
2033 ;; If we have lots of elements, divide them into groups of 20
2034 ;; and make a pane (or submenu) for each one.
2035 (if (> (length menu) (/ (* gnus-summary-menu-maxlen 3) 2))
2036 (let ((menu menu) sublists next
2039 ;; Pull off the next gnus-summary-menu-maxlen elements
2040 ;; and make them the next element of sublist.
2041 (setq next (nthcdr gnus-summary-menu-maxlen menu))
2043 (setcdr (nthcdr (1- gnus-summary-menu-maxlen) menu)
2045 (setq sublists (cons (cons (format "%s ... %s" (aref (car menu) 0)
2046 (aref (car (last menu)) 0)) menu)
2050 (nreverse sublists))
2051 ;; Few elements--put them all in one pane.
2054 (defun gnus-summary-make-menu-bar ()
2055 (gnus-turn-off-edit-menu 'summary)
2057 (unless (boundp 'gnus-summary-misc-menu)
2060 gnus-summary-kill-menu gnus-summary-mode-map ""
2065 ["Customize" gnus-score-customize t])
2066 (gnus-make-score-map 'increase)
2067 (gnus-make-score-map 'lower)
2069 ["Kill below" gnus-summary-kill-below t]
2070 ["Mark above" gnus-summary-mark-above t]
2071 ["Tick above" gnus-summary-tick-above t]
2072 ["Clear above" gnus-summary-clear-above t])
2073 ["Current score" gnus-summary-current-score t]
2074 ["Set score" gnus-summary-set-score t]
2075 ["Switch current score file..." gnus-score-change-score-file t]
2076 ["Set mark below..." gnus-score-set-mark-below t]
2077 ["Set expunge below..." gnus-score-set-expunge-below t]
2078 ["Edit current score file" gnus-score-edit-current-scores t]
2079 ["Edit score file" gnus-score-edit-file t]
2080 ["Trace score" gnus-score-find-trace t]
2081 ["Find words" gnus-score-find-favourite-words t]
2082 ["Rescore buffer" gnus-summary-rescore t]
2083 ["Increase score..." gnus-summary-increase-score t]
2084 ["Lower score..." gnus-summary-lower-score t]))))
2086 ;; Define both the Article menu in the summary buffer and the
2087 ;; equivalent Commands menu in the article buffer here for
2091 ["All" gnus-article-hide t]
2092 ["Headers" gnus-article-hide-headers t]
2093 ["Signature" gnus-article-hide-signature t]
2094 ["Citation" gnus-article-hide-citation t]
2095 ["List identifiers" gnus-article-hide-list-identifiers t]
2096 ["Banner" gnus-article-strip-banner t]
2097 ["Boring headers" gnus-article-hide-boring-headers t])
2099 ["All" gnus-article-highlight t]
2100 ["Headers" gnus-article-highlight-headers t]
2101 ["Signature" gnus-article-highlight-signature t]
2102 ["Citation" gnus-article-highlight-citation t])
2104 ["Words" gnus-article-decode-mime-words t]
2105 ["Charset" gnus-article-decode-charset t]
2106 ["QP" gnus-article-de-quoted-unreadable t]
2107 ["Base64" gnus-article-de-base64-unreadable t]
2108 ["View MIME buttons" gnus-summary-display-buttonized t]
2109 ["View all" gnus-mime-view-all-parts t]
2110 ["Verify and Decrypt" gnus-summary-force-verify-and-decrypt t]
2111 ["Encrypt body" gnus-article-encrypt-body
2112 :active (not (gnus-group-read-only-p))
2113 ,@(if (featurep 'xemacs) nil
2114 '(:help "Encrypt the message body on disk"))]
2115 ["Extract all parts..." gnus-summary-save-parts t]
2117 ["Repair multipart" gnus-summary-repair-multipart t]
2118 ["Pipe part..." gnus-article-pipe-part t]
2119 ["Inline part" gnus-article-inline-part t]
2120 ["Encrypt body" gnus-article-encrypt-body
2121 :active (not (gnus-group-read-only-p))
2122 ,@(if (featurep 'xemacs) nil
2123 '(:help "Encrypt the message body on disk"))]
2124 ["View part externally" gnus-article-view-part-externally t]
2125 ["View part with charset..." gnus-article-view-part-as-charset t]
2126 ["Copy part" gnus-article-copy-part t]
2127 ["Save part..." gnus-article-save-part t]
2128 ["View part" gnus-article-view-part t]))
2130 ["Local" gnus-article-date-local t]
2131 ["ISO8601" gnus-article-date-iso8601 t]
2132 ["UT" gnus-article-date-ut t]
2133 ["Original" gnus-article-date-original t]
2134 ["Lapsed" gnus-article-date-lapsed t]
2135 ["User-defined" gnus-article-date-user t])
2137 ["Remove images" gnus-article-remove-images t]
2138 ["Toggle smiley" gnus-treat-smiley t]
2139 ["Show X-Face" gnus-article-display-x-face t]
2140 ["Show picons in From" gnus-treat-from-picon t]
2141 ["Show picons in mail headers" gnus-treat-mail-picon t]
2142 ["Show picons in news headers" gnus-treat-newsgroups-picon t]
2143 ("View as different encoding"
2144 ,@(gnus-summary-menu-split
2147 ;; Since easymenu under Emacs doesn't allow
2148 ;; lambda forms for menu commands, we should
2149 ;; provide intern'ed function symbols.
2150 (let ((command (intern (format "\
2151 gnus-summary-show-article-from-menu-as-charset-%s" cs))))
2155 (let ((gnus-summary-show-article-charset-alist
2157 (gnus-summary-show-article 1))))
2158 `[,(symbol-name cs) ,command t]))
2159 (sort (if (fboundp 'coding-system-list)
2160 (coding-system-list)
2161 (mapcar 'car mm-mime-mule-charset-alist))
2165 ["Leading" gnus-article-strip-leading-blank-lines t]
2166 ["Multiple" gnus-article-strip-multiple-blank-lines t]
2167 ["Trailing" gnus-article-remove-trailing-blank-lines t]
2168 ["All of the above" gnus-article-strip-blank-lines t]
2169 ["All" gnus-article-strip-all-blank-lines t]
2170 ["Leading space" gnus-article-strip-leading-space t]
2171 ["Trailing space" gnus-article-strip-trailing-space t]
2172 ["Leading space in headers"
2173 gnus-article-remove-leading-whitespace t])
2174 ["Overstrike" gnus-article-treat-overstrike t]
2175 ["Dumb quotes" gnus-article-treat-dumbquotes t]
2176 ["Emphasis" gnus-article-emphasize t]
2177 ["Word wrap" gnus-article-fill-cited-article t]
2178 ["Fill long lines" gnus-article-fill-long-lines t]
2179 ["Capitalize sentences" gnus-article-capitalize-sentences t]
2180 ["Remove CR" gnus-article-remove-cr t]
2181 ["Quoted-Printable" gnus-article-de-quoted-unreadable t]
2182 ["Base64" gnus-article-de-base64-unreadable t]
2183 ["Rot 13" gnus-summary-caesar-message
2184 ,@(if (featurep 'xemacs) '(t)
2185 '(:help "\"Caesar rotate\" article by 13"))]
2186 ["Morse decode" gnus-summary-morse-message t]
2187 ["Unix pipe..." gnus-summary-pipe-message t]
2188 ["Add buttons" gnus-article-add-buttons t]
2189 ["Add buttons to head" gnus-article-add-buttons-to-head t]
2190 ["Stop page breaking" gnus-summary-stop-page-breaking t]
2191 ["Verbose header" gnus-summary-verbose-headers t]
2192 ["Toggle header" gnus-summary-toggle-header t]
2193 ["Unfold headers" gnus-article-treat-unfold-headers t]
2194 ["Fold newsgroups" gnus-article-treat-fold-newsgroups t]
2195 ["Html" gnus-article-wash-html t]
2196 ["Unsplit URLs" gnus-article-unsplit-urls t]
2197 ["Verify X-PGP-Sig" gnus-article-verify-x-pgp-sig t]
2198 ["Decode HZ" gnus-article-decode-HZ t]
2199 ["ANSI sequences" gnus-article-treat-ansi-sequences t]
2200 ("(Outlook) Deuglify"
2201 ["Unwrap lines" gnus-article-outlook-unwrap-lines t]
2202 ["Repair attribution" gnus-article-outlook-repair-attribution t]
2203 ["Rearrange citation" gnus-article-outlook-rearrange-citation t]
2204 ["Full (Outlook) deuglify"
2205 gnus-article-outlook-deuglify-article t])
2208 ["Save in default format..." gnus-summary-save-article
2209 ,@(if (featurep 'xemacs) '(t)
2210 '(:help "Save article using default method"))]
2211 ["Save in file..." gnus-summary-save-article-file
2212 ,@(if (featurep 'xemacs) '(t)
2213 '(:help "Save article in file"))]
2214 ["Save in Unix mail format..." gnus-summary-save-article-mail t]
2215 ["Save in MH folder..." gnus-summary-save-article-folder t]
2216 ["Save in VM folder..." gnus-summary-save-article-vm t]
2217 ["Save in RMAIL mbox..." gnus-summary-save-article-rmail t]
2218 ["Save body in file..." gnus-summary-save-article-body-file t]
2219 ["Pipe through a filter..." gnus-summary-pipe-output t]
2220 ["Add to SOUP packet" gnus-soup-add-article t]
2221 ["Print with Muttprint..." gnus-summary-muttprint t]
2222 ["Print" gnus-summary-print-article t])
2224 ["Respool article..." gnus-summary-respool-article t]
2225 ["Move article..." gnus-summary-move-article
2226 (gnus-check-backend-function
2227 'request-move-article gnus-newsgroup-name)]
2228 ["Copy article..." gnus-summary-copy-article t]
2229 ["Crosspost article..." gnus-summary-crosspost-article
2230 (gnus-check-backend-function
2231 'request-replace-article gnus-newsgroup-name)]
2232 ["Import file..." gnus-summary-import-article
2233 (gnus-check-backend-function
2234 'request-accept-article gnus-newsgroup-name)]
2235 ["Create article..." gnus-summary-create-article
2236 (gnus-check-backend-function
2237 'request-accept-article gnus-newsgroup-name)]
2238 ["Check if posted" gnus-summary-article-posted-p t]
2239 ["Edit article" gnus-summary-edit-article
2240 (not (gnus-group-read-only-p))]
2241 ["Delete article" gnus-summary-delete-article
2242 (gnus-check-backend-function
2243 'request-expire-articles gnus-newsgroup-name)]
2244 ["Query respool" gnus-summary-respool-query t]
2245 ["Trace respool" gnus-summary-respool-trace t]
2246 ["Delete expirable articles" gnus-summary-expire-articles-now
2247 (gnus-check-backend-function
2248 'request-expire-articles gnus-newsgroup-name)])
2250 ["Uudecode" gnus-uu-decode-uu
2251 ,@(if (featurep 'xemacs) '(t)
2252 '(:help "Decode uuencoded article(s)"))]
2253 ["Uudecode and save" gnus-uu-decode-uu-and-save t]
2254 ["Unshar" gnus-uu-decode-unshar t]
2255 ["Unshar and save" gnus-uu-decode-unshar-and-save t]
2256 ["Save" gnus-uu-decode-save t]
2257 ["Binhex" gnus-uu-decode-binhex t]
2258 ["Postscript" gnus-uu-decode-postscript t]
2259 ["All MIME parts" gnus-summary-save-parts t])
2261 ["Enter article" gnus-cache-enter-article t]
2262 ["Remove article" gnus-cache-remove-article t])
2263 ["Translate" gnus-article-babel t]
2264 ["Select article buffer" gnus-summary-select-article-buffer t]
2265 ["Enter digest buffer" gnus-summary-enter-digest-group t]
2266 ["Isearch article..." gnus-summary-isearch-article t]
2267 ["Beginning of the article" gnus-summary-beginning-of-article t]
2268 ["End of the article" gnus-summary-end-of-article t]
2269 ["Fetch parent of article" gnus-summary-refer-parent-article t]
2270 ["Fetch referenced articles" gnus-summary-refer-references t]
2271 ["Fetch current thread" gnus-summary-refer-thread t]
2272 ["Fetch article with id..." gnus-summary-refer-article t]
2273 ["Setup Mailing List Params" gnus-mailing-list-insinuate t]
2274 ["Redisplay" gnus-summary-show-article t]
2275 ["Raw article" gnus-summary-show-raw-article :keys "C-u g"])))
2277 gnus-summary-article-menu gnus-summary-mode-map ""
2278 (cons "Article" innards))
2280 (if (not (keymapp gnus-summary-article-menu))
2282 gnus-article-commands-menu gnus-article-mode-map ""
2283 (cons "Commands" innards))
2284 ;; in Emacs, don't share menu.
2285 (setq gnus-article-commands-menu
2286 (copy-keymap gnus-summary-article-menu))
2287 (define-key gnus-article-mode-map [menu-bar commands]
2288 (cons "Commands" gnus-article-commands-menu))))
2291 gnus-summary-thread-menu gnus-summary-mode-map ""
2293 ["Find all messages in thread" gnus-summary-refer-thread t]
2294 ["Toggle threading" gnus-summary-toggle-threads t]
2295 ["Hide threads" gnus-summary-hide-all-threads t]
2296 ["Show threads" gnus-summary-show-all-threads t]
2297 ["Hide thread" gnus-summary-hide-thread t]
2298 ["Show thread" gnus-summary-show-thread t]
2299 ["Go to next thread" gnus-summary-next-thread t]
2300 ["Go to previous thread" gnus-summary-prev-thread t]
2301 ["Go down thread" gnus-summary-down-thread t]
2302 ["Go up thread" gnus-summary-up-thread t]
2303 ["Top of thread" gnus-summary-top-thread t]
2304 ["Mark thread as read" gnus-summary-kill-thread t]
2305 ["Lower thread score" gnus-summary-lower-thread t]
2306 ["Raise thread score" gnus-summary-raise-thread t]
2307 ["Rethread current" gnus-summary-rethread-current t]))
2310 gnus-summary-post-menu gnus-summary-mode-map ""
2312 ["Send a message (mail or news)" gnus-summary-post-news
2313 ,@(if (featurep 'xemacs) '(t)
2314 '(:help "Post an article"))]
2315 ["Followup" gnus-summary-followup
2316 ,@(if (featurep 'xemacs) '(t)
2317 '(:help "Post followup to this article"))]
2318 ["Followup and yank" gnus-summary-followup-with-original
2319 ,@(if (featurep 'xemacs) '(t)
2320 '(:help "Post followup to this article, quoting its contents"))]
2321 ["Supersede article" gnus-summary-supersede-article t]
2322 ["Cancel article" gnus-summary-cancel-article
2323 ,@(if (featurep 'xemacs) '(t)
2324 '(:help "Cancel an article you posted"))]
2325 ["Reply" gnus-summary-reply t]
2326 ["Reply and yank" gnus-summary-reply-with-original t]
2327 ["Wide reply" gnus-summary-wide-reply t]
2328 ["Wide reply and yank" gnus-summary-wide-reply-with-original
2329 ,@(if (featurep 'xemacs) '(t)
2330 '(:help "Mail a reply, quoting this article"))]
2331 ["Very wide reply" gnus-summary-very-wide-reply t]
2332 ["Very wide reply and yank" gnus-summary-very-wide-reply-with-original
2333 ,@(if (featurep 'xemacs) '(t)
2334 '(:help "Mail a very wide reply, quoting this article"))]
2335 ["Mail forward" gnus-summary-mail-forward t]
2336 ["Post forward" gnus-summary-post-forward t]
2337 ["Digest and mail" gnus-uu-digest-mail-forward t]
2338 ["Digest and post" gnus-uu-digest-post-forward t]
2339 ["Resend message" gnus-summary-resend-message t]
2340 ["Resend message edit" gnus-summary-resend-message-edit t]
2341 ["Send bounced mail" gnus-summary-resend-bounced-mail t]
2342 ["Send a mail" gnus-summary-mail-other-window t]
2343 ["Create a local message" gnus-summary-news-other-window t]
2344 ["Uuencode and post" gnus-uu-post-news
2345 ,@(if (featurep 'xemacs) '(t)
2346 '(:help "Post a uuencoded article"))]
2347 ["Followup via news" gnus-summary-followup-to-mail t]
2348 ["Followup via news and yank"
2349 gnus-summary-followup-to-mail-with-original t]
2351 ;;["Send" gnus-summary-send-draft t]
2352 ;;["Send bounced" gnus-resend-bounced-mail t])
2356 ((not (keymapp gnus-summary-post-menu))
2357 (setq gnus-article-post-menu gnus-summary-post-menu))
2358 ((not gnus-article-post-menu)
2359 ;; Don't share post menu.
2360 (setq gnus-article-post-menu
2361 (copy-keymap gnus-summary-post-menu))))
2362 (define-key gnus-article-mode-map [menu-bar post]
2363 (cons "Post" gnus-article-post-menu))
2366 gnus-summary-misc-menu gnus-summary-mode-map ""
2369 ["Mark as read" gnus-summary-mark-as-read-forward t]
2370 ["Mark same subject and select"
2371 gnus-summary-kill-same-subject-and-select t]
2372 ["Mark same subject" gnus-summary-kill-same-subject t]
2373 ["Catchup" gnus-summary-catchup
2374 ,@(if (featurep 'xemacs) '(t)
2375 '(:help "Mark unread articles in this group as read"))]
2376 ["Catchup all" gnus-summary-catchup-all t]
2377 ["Catchup to here" gnus-summary-catchup-to-here t]
2378 ["Catchup from here" gnus-summary-catchup-from-here t]
2379 ["Catchup region" gnus-summary-mark-region-as-read
2380 (gnus-mark-active-p)]
2381 ["Mark excluded" gnus-summary-limit-mark-excluded-as-read t])
2383 ["Tick" gnus-summary-tick-article-forward t]
2384 ["Mark as dormant" gnus-summary-mark-as-dormant t]
2385 ["Remove marks" gnus-summary-clear-mark-forward t]
2386 ["Set expirable mark" gnus-summary-mark-as-expirable t]
2387 ["Set bookmark" gnus-summary-set-bookmark t]
2388 ["Remove bookmark" gnus-summary-remove-bookmark t])
2390 ["Marks..." gnus-summary-limit-to-marks t]
2391 ["Subject..." gnus-summary-limit-to-subject t]
2392 ["Author..." gnus-summary-limit-to-author t]
2393 ["Age..." gnus-summary-limit-to-age t]
2394 ["Extra..." gnus-summary-limit-to-extra t]
2395 ["Score..." gnus-summary-limit-to-score t]
2396 ["Display Predicate" gnus-summary-limit-to-display-predicate t]
2397 ["Unread" gnus-summary-limit-to-unread t]
2398 ["Unseen" gnus-summary-limit-to-unseen t]
2399 ["Replied" gnus-summary-limit-to-replied t]
2400 ["Non-dormant" gnus-summary-limit-exclude-dormant t]
2401 ["Next articles" gnus-summary-limit-to-articles t]
2402 ["Pop limit" gnus-summary-pop-limit t]
2403 ["Show dormant" gnus-summary-limit-include-dormant t]
2404 ["Hide childless dormant"
2405 gnus-summary-limit-exclude-childless-dormant t]
2406 ;;["Hide thread" gnus-summary-limit-exclude-thread t]
2407 ["Hide marked" gnus-summary-limit-exclude-marks t]
2408 ["Show expunged" gnus-summary-limit-include-expunged t])
2410 ["Set mark" gnus-summary-mark-as-processable t]
2411 ["Remove mark" gnus-summary-unmark-as-processable t]
2412 ["Remove all marks" gnus-summary-unmark-all-processable t]
2413 ["Mark above" gnus-uu-mark-over t]
2414 ["Mark series" gnus-uu-mark-series t]
2415 ["Mark region" gnus-uu-mark-region (gnus-mark-active-p)]
2416 ["Unmark region" gnus-uu-unmark-region (gnus-mark-active-p)]
2417 ["Mark by regexp..." gnus-uu-mark-by-regexp t]
2418 ["Unmark by regexp..." gnus-uu-unmark-by-regexp t]
2419 ["Mark all" gnus-uu-mark-all t]
2420 ["Mark buffer" gnus-uu-mark-buffer t]
2421 ["Mark sparse" gnus-uu-mark-sparse t]
2422 ["Mark thread" gnus-uu-mark-thread t]
2423 ["Unmark thread" gnus-uu-unmark-thread t]
2424 ("Process Mark Sets"
2425 ["Kill" gnus-summary-kill-process-mark t]
2426 ["Yank" gnus-summary-yank-process-mark
2427 gnus-newsgroup-process-stack]
2428 ["Save" gnus-summary-save-process-mark t]
2429 ["Run command on marked..." gnus-summary-universal-argument t]))
2431 ["Page forward" gnus-summary-next-page
2432 ,@(if (featurep 'xemacs) '(t)
2433 '(:help "Show next page of article"))]
2434 ["Page backward" gnus-summary-prev-page
2435 ,@(if (featurep 'xemacs) '(t)
2436 '(:help "Show previous page of article"))]
2437 ["Line forward" gnus-summary-scroll-up t])
2439 ["Next unread article" gnus-summary-next-unread-article t]
2440 ["Previous unread article" gnus-summary-prev-unread-article t]
2441 ["Next article" gnus-summary-next-article t]
2442 ["Previous article" gnus-summary-prev-article t]
2443 ["Next unread subject" gnus-summary-next-unread-subject t]
2444 ["Previous unread subject" gnus-summary-prev-unread-subject t]
2445 ["Next article same subject" gnus-summary-next-same-subject t]
2446 ["Previous article same subject" gnus-summary-prev-same-subject t]
2447 ["First unread article" gnus-summary-first-unread-article t]
2448 ["Best unread article" gnus-summary-best-unread-article t]
2449 ["Go to subject number..." gnus-summary-goto-subject t]
2450 ["Go to article number..." gnus-summary-goto-article t]
2451 ["Go to the last article" gnus-summary-goto-last-article t]
2452 ["Pop article off history" gnus-summary-pop-article t])
2454 ["Sort by number" gnus-summary-sort-by-number t]
2455 ["Sort by author" gnus-summary-sort-by-author t]
2456 ["Sort by subject" gnus-summary-sort-by-subject t]
2457 ["Sort by date" gnus-summary-sort-by-date t]
2458 ["Sort by score" gnus-summary-sort-by-score t]
2459 ["Sort by lines" gnus-summary-sort-by-lines t]
2460 ["Sort by characters" gnus-summary-sort-by-chars t]
2461 ["Randomize" gnus-summary-sort-by-random t]
2462 ["Original sort" gnus-summary-sort-by-original t])
2464 ["Fetch group FAQ" gnus-summary-fetch-faq t]
2465 ["Describe group" gnus-summary-describe-group t]
2466 ["Fetch charter" gnus-group-fetch-charter
2467 ,@(if (featurep 'xemacs) nil
2468 '(:help "Display the charter of the current group"))]
2469 ["Fetch control message" gnus-group-fetch-control
2470 ,@(if (featurep 'xemacs) nil
2471 '(:help "Display the archived control message for the current group"))]
2472 ["Read manual" gnus-info-find-node t])
2474 ["Pick and read" gnus-pick-mode t]
2475 ["Binary" gnus-binary-mode t])
2477 ["Regenerate" gnus-summary-prepare t]
2478 ["Insert cached articles" gnus-summary-insert-cached-articles t]
2479 ["Insert dormant articles" gnus-summary-insert-dormant-articles t]
2480 ["Toggle threading" gnus-summary-toggle-threads t])
2481 ["See old articles" gnus-summary-insert-old-articles t]
2482 ["See new articles" gnus-summary-insert-new-articles t]
2483 ["Filter articles..." gnus-summary-execute-command t]
2484 ["Run command on articles..." gnus-summary-universal-argument t]
2485 ["Search articles forward..." gnus-summary-search-article-forward t]
2486 ["Search articles backward..." gnus-summary-search-article-backward t]
2487 ["Toggle line truncation" gnus-summary-toggle-truncation t]
2488 ["Expand window" gnus-summary-expand-window t]
2489 ["Expire expirable articles" gnus-summary-expire-articles
2490 (gnus-check-backend-function
2491 'request-expire-articles gnus-newsgroup-name)]
2492 ["Edit local kill file" gnus-summary-edit-local-kill t]
2493 ["Edit main kill file" gnus-summary-edit-global-kill t]
2494 ["Edit group parameters" gnus-summary-edit-parameters t]
2495 ["Customize group parameters" gnus-summary-customize-parameters t]
2496 ["Send a bug report" gnus-bug t]
2498 ["Catchup and exit" gnus-summary-catchup-and-exit
2499 ,@(if (featurep 'xemacs) '(t)
2500 '(:help "Mark unread articles in this group as read, then exit"))]
2501 ["Catchup all and exit" gnus-summary-catchup-all-and-exit t]
2502 ["Catchup and goto next" gnus-summary-catchup-and-goto-next-group t]
2503 ["Exit group" gnus-summary-exit
2504 ,@(if (featurep 'xemacs) '(t)
2505 '(:help "Exit current group, return to group selection mode"))]
2506 ["Exit group without updating" gnus-summary-exit-no-update t]
2507 ["Exit and goto next group" gnus-summary-next-group t]
2508 ["Exit and goto prev group" gnus-summary-prev-group t]
2509 ["Reselect group" gnus-summary-reselect-current-group t]
2510 ["Rescan group" gnus-summary-rescan-group t]
2511 ["Update dribble" gnus-summary-save-newsrc t])))
2513 (gnus-run-hooks 'gnus-summary-menu-hook)))
2515 (defvar gnus-summary-tool-bar-map nil)
2517 ;; Emacs 21 tool bar. Should be no-op otherwise.
2518 (defun gnus-summary-make-tool-bar ()
2519 (if (and (fboundp 'tool-bar-add-item-from-menu)
2520 (default-value 'tool-bar-mode)
2521 (not gnus-summary-tool-bar-map))
2522 (setq gnus-summary-tool-bar-map
2523 (let ((tool-bar-map (make-sparse-keymap))
2524 (load-path (mm-image-load-path)))
2525 (tool-bar-add-item-from-menu
2526 'gnus-summary-prev-unread "prev-ur" gnus-summary-mode-map)
2527 (tool-bar-add-item-from-menu
2528 'gnus-summary-next-unread "next-ur" gnus-summary-mode-map)
2529 (tool-bar-add-item-from-menu
2530 'gnus-summary-post-news "post" gnus-summary-mode-map)
2531 (tool-bar-add-item-from-menu
2532 'gnus-summary-followup-with-original "fuwo" gnus-summary-mode-map)
2533 (tool-bar-add-item-from-menu
2534 'gnus-summary-followup "followup" gnus-summary-mode-map)
2535 (tool-bar-add-item-from-menu
2536 'gnus-summary-reply-with-original "reply-wo" gnus-summary-mode-map)
2537 (tool-bar-add-item-from-menu
2538 'gnus-summary-reply "reply" gnus-summary-mode-map)
2539 (tool-bar-add-item-from-menu
2540 'gnus-summary-caesar-message "rot13" gnus-summary-mode-map)
2541 (tool-bar-add-item-from-menu
2542 'gnus-uu-decode-uu "uu-decode" gnus-summary-mode-map)
2543 (tool-bar-add-item-from-menu
2544 'gnus-summary-save-article-file "save-aif" gnus-summary-mode-map)
2545 (tool-bar-add-item-from-menu
2546 'gnus-summary-save-article "save-art" gnus-summary-mode-map)
2547 (tool-bar-add-item-from-menu
2548 'gnus-uu-post-news "uu-post" gnus-summary-mode-map)
2549 (tool-bar-add-item-from-menu
2550 'gnus-summary-catchup "catchup" gnus-summary-mode-map)
2551 (tool-bar-add-item-from-menu
2552 'gnus-summary-catchup-and-exit "cu-exit" gnus-summary-mode-map)
2553 (tool-bar-add-item-from-menu
2554 'gnus-summary-exit "exit-summ" gnus-summary-mode-map)
2556 (if gnus-summary-tool-bar-map
2557 (set (make-local-variable 'tool-bar-map) gnus-summary-tool-bar-map)))
2559 (defun gnus-score-set-default (var value)
2560 "A version of set that updates the GNU Emacs menu-bar."
2562 ;; It is the message that forces the active status to be updated.
2565 (defun gnus-make-score-map (type)
2566 "Make a summary score map of type TYPE."
2569 (let ((headers '(("author" "from" string)
2570 ("subject" "subject" string)
2571 ("article body" "body" string)
2572 ("article head" "head" string)
2573 ("xref" "xref" string)
2574 ("extra header" "extra" string)
2575 ("lines" "lines" number)
2576 ("followups to author" "followup" string)))
2577 (types '((number ("less than" <)
2580 (string ("substring" s)
2584 (perms '(("temporary" (current-time-string))
2592 (if (eq type 'lower)
2597 (setq header (car headers))
2603 (let ((ts (cdr (assoc (nth 2 header) types)))
2619 'gnus-summary-score-entry
2621 (if (or (string= (nth 1 header)
2623 (string= (nth 1 header)
2626 (list 'gnus-summary-header
2628 (list 'quote (nth 1 (car ts)))
2629 (list 'gnus-score-delta-default
2636 (list (nreverse outp))))
2639 (list (nreverse outt))))
2641 (setq headers (cdr headers)))
2642 (list (nreverse outh))))))))
2646 (defun gnus-summary-mode (&optional group)
2647 "Major mode for reading articles.
2649 All normal editing commands are switched off.
2650 \\<gnus-summary-mode-map>
2651 Each line in this buffer represents one article. To read an
2652 article, you can, for instance, type `\\[gnus-summary-next-page]'. To move forwards
2653 and backwards while displaying articles, type `\\[gnus-summary-next-unread-article]' and `\\[gnus-summary-prev-unread-article]',
2656 You can also post articles and send mail from this buffer. To
2657 follow up an article, type `\\[gnus-summary-followup]'. To mail a reply to the author
2658 of an article, type `\\[gnus-summary-reply]'.
2660 There are approx. one gazillion commands you can execute in this
2661 buffer; read the info pages for more information (`\\[gnus-info-find-node]').
2663 The following commands are available:
2665 \\{gnus-summary-mode-map}"
2667 (kill-all-local-variables)
2668 (when (gnus-visual-p 'summary-menu 'menu)
2669 (gnus-summary-make-menu-bar)
2670 (gnus-summary-make-tool-bar))
2671 (gnus-summary-make-local-variables)
2672 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
2673 (gnus-summary-make-local-variables))
2674 (gnus-make-thread-indent-array)
2675 (gnus-simplify-mode-line)
2676 (setq major-mode 'gnus-summary-mode)
2677 (setq mode-name "Summary")
2678 (make-local-variable 'minor-mode-alist)
2679 (use-local-map gnus-summary-mode-map)
2680 (buffer-disable-undo)
2681 (setq buffer-read-only t) ;Disable modification
2682 (setq truncate-lines t)
2683 (setq selective-display t)
2684 (setq selective-display-ellipses t) ;Display `...'
2685 (gnus-summary-set-display-table)
2686 (gnus-set-default-directory)
2687 (setq gnus-newsgroup-name group)
2688 (make-local-variable 'gnus-summary-line-format)
2689 (make-local-variable 'gnus-summary-line-format-spec)
2690 (make-local-variable 'gnus-summary-dummy-line-format)
2691 (make-local-variable 'gnus-summary-dummy-line-format-spec)
2692 (make-local-variable 'gnus-summary-mark-positions)
2693 (gnus-make-local-hook 'pre-command-hook)
2694 (add-hook 'pre-command-hook 'gnus-set-global-variables nil t)
2695 (gnus-run-hooks 'gnus-summary-mode-hook)
2696 (turn-on-gnus-mailing-list-mode)
2697 (mm-enable-multibyte)
2698 (gnus-update-format-specifications nil 'summary 'summary-mode 'summary-dummy)
2699 (gnus-update-summary-mark-positions))
2701 (defun gnus-summary-make-local-variables ()
2702 "Make all the local summary buffer variables."
2704 (dolist (local gnus-summary-local-variables)
2707 (if (eq (cdr local) 'global)
2708 ;; Copy the global value of the variable.
2709 (setq global (symbol-value (car local)))
2710 ;; Use the value from the list.
2711 (setq global (eval (cdr local))))
2712 (set (make-local-variable (car local)) global))
2713 ;; Simple nil-valued local variable.
2714 (set (make-local-variable local) nil)))))
2716 (defun gnus-summary-clear-local-variables ()
2717 (let ((locals gnus-summary-local-variables))
2719 (if (consp (car locals))
2720 (and (vectorp (caar locals))
2721 (set (caar locals) nil))
2722 (and (vectorp (car locals))
2723 (set (car locals) nil)))
2724 (setq locals (cdr locals)))))
2726 ;; Summary data functions.
2728 (defmacro gnus-data-number (data)
2731 (defmacro gnus-data-set-number (data number)
2732 `(setcar ,data ,number))
2734 (defmacro gnus-data-mark (data)
2737 (defmacro gnus-data-set-mark (data mark)
2738 `(setcar (nthcdr 1 ,data) ,mark))
2740 (defmacro gnus-data-pos (data)
2743 (defmacro gnus-data-set-pos (data pos)
2744 `(setcar (nthcdr 2 ,data) ,pos))
2746 (defmacro gnus-data-header (data)
2749 (defmacro gnus-data-set-header (data header)
2750 `(setf (nth 3 ,data) ,header))
2752 (defmacro gnus-data-level (data)
2755 (defmacro gnus-data-unread-p (data)
2756 `(= (nth 1 ,data) gnus-unread-mark))
2758 (defmacro gnus-data-read-p (data)
2759 `(/= (nth 1 ,data) gnus-unread-mark))
2761 (defmacro gnus-data-pseudo-p (data)
2762 `(consp (nth 3 ,data)))
2764 (defmacro gnus-data-find (number)
2765 `(assq ,number gnus-newsgroup-data))
2767 (defmacro gnus-data-find-list (number &optional data)
2768 `(let ((bdata ,(or data 'gnus-newsgroup-data)))
2769 (memq (assq ,number bdata)
2772 (defmacro gnus-data-make (number mark pos header level)
2773 `(list ,number ,mark ,pos ,header ,level))
2775 (defun gnus-data-enter (after-article number mark pos header level offset)
2776 (let ((data (gnus-data-find-list after-article)))
2778 (error "No such article: %d" after-article))
2779 (setcdr data (cons (gnus-data-make number mark pos header level)
2781 (setq gnus-newsgroup-data-reverse nil)
2782 (gnus-data-update-list (cddr data) offset)))
2784 (defun gnus-data-enter-list (after-article list &optional offset)
2786 (let ((data (and after-article (gnus-data-find-list after-article)))
2790 (let ((odata gnus-newsgroup-data))
2791 (setq gnus-newsgroup-data (nconc list gnus-newsgroup-data))
2793 (gnus-data-update-list odata offset)))
2794 ;; Find the last element in the list to be spliced into the main
2797 (setq list (cdr list)))
2800 (setcdr list gnus-newsgroup-data)
2801 (setq gnus-newsgroup-data ilist)
2803 (gnus-data-update-list (cdr list) offset)))
2804 (setcdr list (cdr data))
2807 (gnus-data-update-list (cdr list) offset))))
2808 (setq gnus-newsgroup-data-reverse nil))))
2810 (defun gnus-data-remove (article &optional offset)
2811 (let ((data gnus-newsgroup-data))
2812 (if (= (gnus-data-number (car data)) article)
2814 (setq gnus-newsgroup-data (cdr gnus-newsgroup-data)
2815 gnus-newsgroup-data-reverse nil)
2817 (gnus-data-update-list gnus-newsgroup-data offset)))
2819 (when (= (gnus-data-number (cadr data)) article)
2820 (setcdr data (cddr data))
2822 (gnus-data-update-list (cdr data) offset))
2824 gnus-newsgroup-data-reverse nil))
2825 (setq data (cdr data))))))
2827 (defmacro gnus-data-list (backward)
2829 (or gnus-newsgroup-data-reverse
2830 (setq gnus-newsgroup-data-reverse
2831 (reverse gnus-newsgroup-data)))
2832 gnus-newsgroup-data))
2834 (defun gnus-data-update-list (data offset)
2835 "Add OFFSET to the POS of all data entries in DATA."
2836 (setq gnus-newsgroup-data-reverse nil)
2838 (setcar (nthcdr 2 (car data)) (+ offset (nth 2 (car data))))
2839 (setq data (cdr data))))
2841 (defun gnus-summary-article-pseudo-p (article)
2842 "Say whether this article is a pseudo article or not."
2843 (not (vectorp (gnus-data-header (gnus-data-find article)))))
2845 (defmacro gnus-summary-article-sparse-p (article)
2846 "Say whether this article is a sparse article or not."
2847 `(memq ,article gnus-newsgroup-sparse))
2849 (defmacro gnus-summary-article-ancient-p (article)
2850 "Say whether this article is a sparse article or not."
2851 `(memq ,article gnus-newsgroup-ancient))
2853 (defun gnus-article-parent-p (number)
2854 "Say whether this article is a parent or not."
2855 (let ((data (gnus-data-find-list number)))
2856 (and (cdr data) ; There has to be an article after...
2857 (< (gnus-data-level (car data)) ; And it has to have a higher level.
2858 (gnus-data-level (nth 1 data))))))
2860 (defun gnus-article-children (number)
2861 "Return a list of all children to NUMBER."
2862 (let* ((data (gnus-data-find-list number))
2863 (level (gnus-data-level (car data)))
2865 (setq data (cdr data))
2867 (= (gnus-data-level (car data)) (1+ level)))
2868 (push (gnus-data-number (car data)) children)
2869 (setq data (cdr data)))
2872 (defmacro gnus-summary-skip-intangible ()
2873 "If the current article is intangible, then jump to a different article."
2874 '(let ((to (get-text-property (point) 'gnus-intangible)))
2875 (and to (gnus-summary-goto-subject to))))
2877 (defmacro gnus-summary-article-intangible-p ()
2878 "Say whether this article is intangible or not."
2879 '(get-text-property (point) 'gnus-intangible))
2881 (defun gnus-article-read-p (article)
2882 "Say whether ARTICLE is read or not."
2883 (not (or (memq article gnus-newsgroup-marked)
2884 (memq article gnus-newsgroup-spam-marked)
2885 (memq article gnus-newsgroup-unreads)
2886 (memq article gnus-newsgroup-unselected)
2887 (memq article gnus-newsgroup-dormant))))
2889 ;; Some summary mode macros.
2891 (defmacro gnus-summary-article-number ()
2892 "The article number of the article on the current line.
2893 If there isn't an article number here, then we return the current
2896 (gnus-summary-skip-intangible)
2897 (or (get-text-property (point) 'gnus-number)
2898 (gnus-summary-last-subject))))
2900 (defmacro gnus-summary-article-header (&optional number)
2901 "Return the header of article NUMBER."
2902 `(gnus-data-header (gnus-data-find
2903 ,(or number '(gnus-summary-article-number)))))
2905 (defmacro gnus-summary-thread-level (&optional number)
2906 "Return the level of thread that starts with article NUMBER."
2907 `(if (and (eq gnus-summary-make-false-root 'dummy)
2908 (get-text-property (point) 'gnus-intangible))
2910 (gnus-data-level (gnus-data-find
2911 ,(or number '(gnus-summary-article-number))))))
2913 (defmacro gnus-summary-article-mark (&optional number)
2914 "Return the mark of article NUMBER."
2915 `(gnus-data-mark (gnus-data-find
2916 ,(or number '(gnus-summary-article-number)))))
2918 (defmacro gnus-summary-article-pos (&optional number)
2919 "Return the position of the line of article NUMBER."
2920 `(gnus-data-pos (gnus-data-find
2921 ,(or number '(gnus-summary-article-number)))))
2923 (defalias 'gnus-summary-subject-string 'gnus-summary-article-subject)
2924 (defmacro gnus-summary-article-subject (&optional number)
2925 "Return current subject string or nil if nothing."
2928 `(gnus-data-header (assq ,number gnus-newsgroup-data))
2929 '(gnus-data-header (assq (gnus-summary-article-number)
2930 gnus-newsgroup-data)))))
2933 (mail-header-subject headers))))
2935 (defmacro gnus-summary-article-score (&optional number)
2936 "Return current article score."
2937 `(or (cdr (assq ,(or number '(gnus-summary-article-number))
2938 gnus-newsgroup-scored))
2939 gnus-summary-default-score 0))
2941 (defun gnus-summary-article-children (&optional number)
2942 "Return a list of article numbers that are children of article NUMBER."
2943 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))))
2944 (level (gnus-data-level (car data)))
2946 (while (and (setq data (cdr data))
2947 (> (setq l (gnus-data-level (car data))) level))
2948 (and (= (1+ level) l)
2949 (push (gnus-data-number (car data))
2951 (nreverse children)))
2953 (defun gnus-summary-article-parent (&optional number)
2954 "Return the article number of the parent of article NUMBER."
2955 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))
2956 (gnus-data-list t)))
2957 (level (gnus-data-level (car data))))
2959 () ; This is a root.
2960 ;; We search until we find an article with a level less than
2961 ;; this one. That function has to be the parent.
2962 (while (and (setq data (cdr data))
2963 (not (< (gnus-data-level (car data)) level))))
2964 (and data (gnus-data-number (car data))))))
2966 (defun gnus-unread-mark-p (mark)
2967 "Say whether MARK is the unread mark."
2968 (= mark gnus-unread-mark))
2970 (defun gnus-read-mark-p (mark)
2971 "Say whether MARK is one of the marks that mark as read.
2972 This is all marks except unread, ticked, dormant, and expirable."
2973 (not (or (= mark gnus-unread-mark)
2974 (= mark gnus-ticked-mark)
2975 (= mark gnus-spam-mark)
2976 (= mark gnus-dormant-mark)
2977 (= mark gnus-expirable-mark))))
2979 (defmacro gnus-article-mark (number)
2980 "Return the MARK of article NUMBER.
2981 This macro should only be used when computing the mark the \"first\"
2982 time; i.e., when generating the summary lines. After that,
2983 `gnus-summary-article-mark' should be used to examine the
2986 ((memq ,number gnus-newsgroup-unsendable) gnus-unsendable-mark)
2987 ((memq ,number gnus-newsgroup-downloadable) gnus-downloadable-mark)
2988 ((memq ,number gnus-newsgroup-unreads) gnus-unread-mark)
2989 ((memq ,number gnus-newsgroup-marked) gnus-ticked-mark)
2990 ((memq ,number gnus-newsgroup-spam-marked) gnus-spam-mark)
2991 ((memq ,number gnus-newsgroup-dormant) gnus-dormant-mark)
2992 ((memq ,number gnus-newsgroup-expirable) gnus-expirable-mark)
2993 (t (or (cdr (assq ,number gnus-newsgroup-reads))
2994 gnus-ancient-mark))))
2996 ;; Saving hidden threads.
2998 (defmacro gnus-save-hidden-threads (&rest forms)
2999 "Save hidden threads, eval FORMS, and restore the hidden threads."
3000 (let ((config (make-symbol "config")))
3001 `(let ((,config (gnus-hidden-threads-configuration)))
3005 (gnus-restore-hidden-threads-configuration ,config)))))
3006 (put 'gnus-save-hidden-threads 'lisp-indent-function 0)
3007 (put 'gnus-save-hidden-threads 'edebug-form-spec '(body))
3009 (defun gnus-data-compute-positions ()
3010 "Compute the positions of all articles."
3011 (setq gnus-newsgroup-data-reverse nil)
3012 (let ((data gnus-newsgroup-data))
3014 (gnus-save-hidden-threads
3015 (gnus-summary-show-all-threads)
3016 (goto-char (point-min))
3018 (while (get-text-property (point) 'gnus-intangible)
3020 (gnus-data-set-pos (car data) (+ (point) 3))
3021 (setq data (cdr data))
3022 (forward-line 1))))))
3024 (defun gnus-hidden-threads-configuration ()
3025 "Return the current hidden threads configuration."
3028 (goto-char (point-min))
3029 (while (search-forward "\r" nil t)
3030 (push (1- (point)) config))
3033 (defun gnus-restore-hidden-threads-configuration (config)
3034 "Restore hidden threads configuration from CONFIG."
3036 (let (point buffer-read-only)
3037 (while (setq point (pop config))
3038 (when (and (< point (point-max))
3040 (eq (char-after) ?\n))
3041 (subst-char-in-region point (1+ point) ?\n ?\r))))))
3043 ;; Various summary mode internalish functions.
3045 (defun gnus-mouse-pick-article (e)
3048 (gnus-summary-next-page nil t))
3050 (defun gnus-summary-set-display-table ()
3051 "Change the display table.
3052 Odd characters have a tendency to mess
3053 up nicely formatted displays - we make all possible glyphs
3054 display only a single character."
3056 ;; We start from the standard display table, if any.
3057 (let ((table (or (copy-sequence standard-display-table)
3058 (make-display-table)))
3060 ;; Nix out all the control chars...
3061 (while (>= (setq i (1- i)) 0)
3062 (aset table i [??]))
3063 ;; ... but not newline and cr, of course. (cr is necessary for the
3064 ;; selective display).
3065 (aset table ?\n nil)
3066 (aset table ?\r nil)
3067 ;; We keep TAB as well.
3068 (aset table ?\t nil)
3069 ;; We nix out any glyphs over 126 that are not set already.
3071 (while (>= (setq i (1- i)) 127)
3072 ;; Only modify if the entry is nil.
3073 (unless (aref table i)
3074 (aset table i [??]))))
3075 (setq buffer-display-table table)))
3077 (defun gnus-summary-set-article-display-arrow (pos)
3078 "Update the overlay arrow to point to line at position POS."
3079 (when (and gnus-summary-display-arrow
3080 (boundp 'overlay-arrow-position)
3081 (boundp 'overlay-arrow-string))
3085 (unless overlay-arrow-position
3086 (setq overlay-arrow-position (make-marker)))
3087 (setq overlay-arrow-string "=>"
3088 overlay-arrow-position (set-marker overlay-arrow-position
3090 (current-buffer))))))
3092 (defun gnus-summary-setup-buffer (group)
3093 "Initialize summary buffer."
3094 (let ((buffer (gnus-summary-buffer-name group))
3095 (dead-name (concat "*Dead Summary "
3096 (gnus-group-decoded-name group) "*")))
3097 ;; If a dead summary buffer exists, we kill it.
3098 (when (gnus-buffer-live-p dead-name)
3099 (gnus-kill-buffer dead-name))
3100 (if (get-buffer buffer)
3103 (setq gnus-summary-buffer (current-buffer))
3104 (not gnus-newsgroup-prepared))
3105 ;; Fix by Sudish Joseph <joseph@cis.ohio-state.edu>
3106 (setq gnus-summary-buffer (set-buffer (gnus-get-buffer-create buffer)))
3107 (gnus-summary-mode group)
3109 (gnus-carpal-setup-buffer 'summary))
3110 (unless gnus-single-article-buffer
3111 (make-local-variable 'gnus-article-buffer)
3112 (make-local-variable 'gnus-article-current)
3113 (make-local-variable 'gnus-original-article-buffer))
3114 (setq gnus-newsgroup-name group)
3115 ;; Set any local variables in the group parameters.
3116 (gnus-summary-set-local-parameters gnus-newsgroup-name)
3119 (defun gnus-set-global-variables ()
3120 "Set the global equivalents of the buffer-local variables.
3121 They are set to the latest values they had. These reflect the summary
3122 buffer that was in action when the last article was fetched."
3123 (when (eq major-mode 'gnus-summary-mode)
3124 (setq gnus-summary-buffer (current-buffer))
3125 (let ((name gnus-newsgroup-name)
3126 (marked gnus-newsgroup-marked)
3127 (spam gnus-newsgroup-spam-marked)
3128 (unread gnus-newsgroup-unreads)
3129 (headers gnus-current-headers)
3130 (data gnus-newsgroup-data)
3131 (summary gnus-summary-buffer)
3132 (article-buffer gnus-article-buffer)
3133 (original gnus-original-article-buffer)
3134 (gac gnus-article-current)
3135 (reffed gnus-reffed-article-number)
3136 (score-file gnus-current-score-file)
3137 (default-charset gnus-newsgroup-charset)
3139 (let ((locals gnus-newsgroup-variables))
3141 (if (consp (car locals))
3142 (push (eval (caar locals)) vlist)
3143 (push (eval (car locals)) vlist))
3144 (setq locals (cdr locals)))
3145 (setq vlist (nreverse vlist)))
3147 (set-buffer gnus-group-buffer)
3148 (setq gnus-newsgroup-name name
3149 gnus-newsgroup-marked marked
3150 gnus-newsgroup-spam-marked spam
3151 gnus-newsgroup-unreads unread
3152 gnus-current-headers headers
3153 gnus-newsgroup-data data
3154 gnus-article-current gac
3155 gnus-summary-buffer summary
3156 gnus-article-buffer article-buffer
3157 gnus-original-article-buffer original
3158 gnus-reffed-article-number reffed
3159 gnus-current-score-file score-file
3160 gnus-newsgroup-charset default-charset)
3161 (let ((locals gnus-newsgroup-variables))
3163 (if (consp (car locals))
3164 (set (caar locals) (pop vlist))
3165 (set (car locals) (pop vlist)))
3166 (setq locals (cdr locals))))
3167 ;; The article buffer also has local variables.
3168 (when (gnus-buffer-live-p gnus-article-buffer)
3169 (set-buffer gnus-article-buffer)
3170 (setq gnus-summary-buffer summary))))))
3172 (defun gnus-summary-article-unread-p (article)
3173 "Say whether ARTICLE is unread or not."
3174 (memq article gnus-newsgroup-unreads))
3176 (defun gnus-summary-first-article-p (&optional article)
3177 "Return whether ARTICLE is the first article in the buffer."
3178 (if (not (setq article (or article (gnus-summary-article-number))))
3180 (eq article (caar gnus-newsgroup-data))))
3182 (defun gnus-summary-last-article-p (&optional article)
3183 "Return whether ARTICLE is the last article in the buffer."
3184 (if (not (setq article (or article (gnus-summary-article-number))))
3185 ;; All non-existent numbers are the last article. :-)
3187 (not (cdr (gnus-data-find-list article)))))
3189 (defun gnus-make-thread-indent-array ()
3191 (unless (and gnus-thread-indent-array
3192 (= gnus-thread-indent-level gnus-thread-indent-array-level))
3193 (setq gnus-thread-indent-array (make-vector 201 "")
3194 gnus-thread-indent-array-level gnus-thread-indent-level)
3196 (aset gnus-thread-indent-array n
3197 (make-string (* n gnus-thread-indent-level) ? ))
3200 (defun gnus-update-summary-mark-positions ()
3201 "Compute where the summary marks are to go."
3203 (when (gnus-buffer-exists-p gnus-summary-buffer)
3204 (set-buffer gnus-summary-buffer))
3205 (let ((gnus-replied-mark 129)
3206 (gnus-score-below-mark 130)
3207 (gnus-score-over-mark 130)
3208 (gnus-undownloaded-mark 131)
3209 (spec gnus-summary-line-format-spec)
3212 (gnus-set-work-buffer)
3213 (let ((gnus-summary-line-format-spec spec)
3214 (gnus-newsgroup-downloadable '(0)))
3215 (gnus-summary-insert-line
3216 [0 "" "" "05 Apr 2001 23:33:09 +0400" "" "" 0 0 "" nil]
3217 0 nil t 128 t nil "" nil 1)
3218 (goto-char (point-min))
3219 (setq pos (list (cons 'unread (and (search-forward "\200" nil t)
3220 (- (point) (point-min) 1)))))
3221 (goto-char (point-min))
3222 (push (cons 'replied (and (search-forward "\201" nil t)
3223 (- (point) (point-min) 1)))
3225 (goto-char (point-min))
3226 (push (cons 'score (and (search-forward "\202" nil t)
3227 (- (point) (point-min) 1)))
3229 (goto-char (point-min))
3230 (push (cons 'download
3231 (and (search-forward "\203" nil t)
3232 (- (point) (point-min) 1)))
3234 (setq gnus-summary-mark-positions pos))))
3236 (defun gnus-summary-insert-dummy-line (gnus-tmp-subject gnus-tmp-number)
3237 "Insert a dummy root in the summary buffer."
3239 (gnus-add-text-properties
3240 (point) (progn (eval gnus-summary-dummy-line-format-spec) (point))
3241 (list 'gnus-number gnus-tmp-number 'gnus-intangible gnus-tmp-number)))
3243 (defun gnus-summary-extract-address-component (from)
3244 (or (car (funcall gnus-extract-address-components from))
3247 (defun gnus-summary-from-or-to-or-newsgroups (header gnus-tmp-from)
3248 (let ((mail-parse-charset gnus-newsgroup-charset)
3249 ; Is it really necessary to do this next part for each summary line?
3250 ; Luckily, doesn't seem to slow things down much.
3251 (mail-parse-ignored-charsets
3252 (with-current-buffer gnus-summary-buffer
3253 gnus-newsgroup-ignored-charsets)))
3255 (and gnus-ignored-from-addresses
3256 (string-match gnus-ignored-from-addresses gnus-tmp-from)
3257 (let ((extra-headers (mail-header-extra header))
3261 ((setq to (cdr (assq 'To extra-headers)))
3264 (gnus-summary-extract-address-component
3265 (funcall gnus-decode-encoded-word-function to)))))
3266 ((setq newsgroups (cdr (assq 'Newsgroups extra-headers)))
3267 (concat "=> " newsgroups)))))
3268 (inline (gnus-summary-extract-address-component gnus-tmp-from)))))
3270 (defun gnus-summary-insert-line (gnus-tmp-header
3271 gnus-tmp-level gnus-tmp-current
3272 undownloaded gnus-tmp-unread gnus-tmp-replied
3273 gnus-tmp-expirable gnus-tmp-subject-or-nil
3274 &optional gnus-tmp-dummy gnus-tmp-score
3276 (let* ((gnus-tmp-indentation (aref gnus-thread-indent-array gnus-tmp-level))
3277 (gnus-tmp-lines (mail-header-lines gnus-tmp-header))
3278 (gnus-tmp-score (or gnus-tmp-score gnus-summary-default-score 0))
3279 (gnus-tmp-score-char
3280 (if (or (null gnus-summary-default-score)
3281 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
3282 gnus-summary-zcore-fuzz))
3284 (if (< gnus-tmp-score gnus-summary-default-score)
3285 gnus-score-below-mark gnus-score-over-mark)))
3286 (gnus-tmp-number (mail-header-number gnus-tmp-header))
3288 (cond (gnus-tmp-process gnus-process-mark)
3289 ((memq gnus-tmp-current gnus-newsgroup-cached)
3291 (gnus-tmp-replied gnus-replied-mark)
3292 ((memq gnus-tmp-current gnus-newsgroup-forwarded)
3293 gnus-forwarded-mark)
3294 ((memq gnus-tmp-current gnus-newsgroup-saved)
3296 ((memq gnus-tmp-number gnus-newsgroup-recent)
3298 ((memq gnus-tmp-number gnus-newsgroup-unseen)
3301 (gnus-tmp-downloaded
3303 gnus-undownloaded-mark)
3304 (gnus-newsgroup-agentized
3305 gnus-downloaded-mark)
3308 (gnus-tmp-from (mail-header-from gnus-tmp-header))
3311 ((string-match "<[^>]+> *$" gnus-tmp-from)
3312 (let ((beg (match-beginning 0)))
3313 (or (and (string-match "^\".+\"" gnus-tmp-from)
3314 (substring gnus-tmp-from 1 (1- (match-end 0))))
3315 (substring gnus-tmp-from 0 beg))))
3316 ((string-match "(.+)" gnus-tmp-from)
3317 (substring gnus-tmp-from
3318 (1+ (match-beginning 0)) (1- (match-end 0))))
3320 (gnus-tmp-subject (mail-header-subject gnus-tmp-header))
3321 (gnus-tmp-opening-bracket (if gnus-tmp-dummy ?\< ?\[))
3322 (gnus-tmp-closing-bracket (if gnus-tmp-dummy ?\> ?\]))
3323 (buffer-read-only nil))
3324 (when (string= gnus-tmp-name "")
3325 (setq gnus-tmp-name gnus-tmp-from))
3326 (unless (numberp gnus-tmp-lines)
3327 (setq gnus-tmp-lines -1))
3328 (if (= gnus-tmp-lines -1)
3329 (setq gnus-tmp-lines "?")
3330 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
3331 (gnus-put-text-property
3333 (progn (eval gnus-summary-line-format-spec) (point))
3334 'gnus-number gnus-tmp-number)
3335 (when (gnus-visual-p 'summary-highlight 'highlight)
3337 (gnus-run-hooks 'gnus-summary-update-hook)
3340 (defun gnus-summary-update-line (&optional dont-update)
3341 "Update summary line after change."
3342 (when (and gnus-summary-default-score
3343 (not gnus-summary-inhibit-highlight))
3344 (let* ((gnus-summary-inhibit-highlight t) ; Prevent recursion.
3345 (article (gnus-summary-article-number))
3346 (score (gnus-summary-article-score article)))
3348 (if (and gnus-summary-mark-below
3349 (< (gnus-summary-article-score)
3350 gnus-summary-mark-below))
3351 ;; This article has a low score, so we mark it as read.
3352 (when (memq article gnus-newsgroup-unreads)
3353 (gnus-summary-mark-article-as-read gnus-low-score-mark))
3354 (when (eq (gnus-summary-article-mark) gnus-low-score-mark)
3355 ;; This article was previously marked as read on account
3356 ;; of a low score, but now it has risen, so we mark it as
3358 (gnus-summary-mark-article-as-unread gnus-unread-mark)))
3359 (gnus-summary-update-mark
3360 (if (or (null gnus-summary-default-score)
3361 (<= (abs (- score gnus-summary-default-score))
3362 gnus-summary-zcore-fuzz))
3364 (if (< score gnus-summary-default-score)
3365 gnus-score-below-mark gnus-score-over-mark))
3367 ;; Do visual highlighting.
3368 (when (gnus-visual-p 'summary-highlight 'highlight)
3369 (gnus-run-hooks 'gnus-summary-update-hook)))))
3371 (defvar gnus-tmp-new-adopts nil)
3373 (defun gnus-summary-number-of-articles-in-thread (thread &optional level char)
3374 "Return the number of articles in THREAD.
3375 This may be 0 in some cases -- if none of the articles in
3376 the thread are to be displayed."
3378 ;; Fix by Luc Van Eycken <Luc.VanEycken@esat.kuleuven.ac.be>.
3380 ((not (listp thread))
3382 ((and (consp thread) (cdr thread))
3385 'gnus-summary-number-of-articles-in-thread (cdr thread))))
3388 ((memq (mail-header-number (car thread)) gnus-newsgroup-limit)
3391 (when (and level (zerop level) gnus-tmp-new-adopts)
3394 'gnus-summary-number-of-articles-in-thread
3395 gnus-tmp-new-adopts))))
3397 (if (> number 1) gnus-not-empty-thread-mark
3398 gnus-empty-thread-mark)
3401 (defsubst gnus-summary-line-message-size (head)
3402 "Return pretty-printed version of message size.
3403 This function is intended to be used in
3404 `gnus-summary-line-format-alist'."
3405 (let ((c (or (mail-header-chars head) -1)))
3406 (cond ((< c 0) "n/a") ; chars not available
3407 ((< c (* 1000 10)) (format "%1.1fk" (/ c 1024.0)))
3408 ((< c (* 1000 100)) (format "%dk" (/ c 1024.0)))
3409 ((< c (* 1000 10000)) (format "%1.1fM" (/ c (* 1024.0 1024))))
3410 (t (format "%dM" (/ c (* 1024.0 1024)))))))
3413 (defun gnus-summary-set-local-parameters (group)
3414 "Go through the local params of GROUP and set all variable specs in that list."
3415 (let ((params (gnus-group-find-parameter group))
3416 (vars '(quit-config)) ; Ignore quit-config.
3419 (setq elem (car params)
3420 params (cdr params))
3421 (and (consp elem) ; Has to be a cons.
3422 (consp (cdr elem)) ; The cdr has to be a list.
3423 (symbolp (car elem)) ; Has to be a symbol in there.
3424 (not (memq (car elem) vars))
3425 (ignore-errors ; So we set it.
3426 (push (car elem) vars)
3427 (make-local-variable (car elem))
3428 (set (car elem) (eval (nth 1 elem))))))))
3430 (defun gnus-summary-read-group (group &optional show-all no-article
3431 kill-buffer no-display backward
3433 "Start reading news in newsgroup GROUP.
3434 If SHOW-ALL is non-nil, already read articles are also listed.
3435 If NO-ARTICLE is non-nil, no article is selected initially.
3436 If NO-DISPLAY, don't generate a summary buffer."
3440 (let ((gnus-auto-select-next nil))
3441 (or (gnus-summary-read-group-1
3442 group show-all no-article
3443 kill-buffer no-display
3446 select-articles nil)))))
3447 (eq gnus-auto-select-next 'quietly))
3448 (set-buffer gnus-group-buffer)
3449 ;; The entry function called above goes to the next
3450 ;; group automatically, so we go two groups back
3451 ;; if we are searching for the previous group.
3453 (gnus-group-prev-unread-group 2))
3454 (if (not (equal group (gnus-group-group-name)))
3455 (setq group (gnus-group-group-name))
3459 (defun gnus-summary-read-group-1 (group show-all no-article
3460 kill-buffer no-display
3461 &optional select-articles)
3462 ;; Killed foreign groups can't be entered.
3463 ;; (when (and (not (gnus-group-native-p group))
3464 ;; (not (gnus-gethash group gnus-newsrc-hashtb)))
3465 ;; (error "Dead non-native groups can't be entered"))
3466 (gnus-message 5 "Retrieving newsgroup: %s..."
3467 (gnus-group-decoded-name group))
3468 (let* ((new-group (gnus-summary-setup-buffer group))
3469 (quit-config (gnus-group-quit-config group))
3470 (did-select (and new-group (gnus-select-newsgroup
3471 group show-all select-articles))))
3473 ;; This summary buffer exists already, so we just select it.
3475 (gnus-set-global-variables)
3477 (gnus-kill-or-deaden-summary kill-buffer))
3478 (gnus-configure-windows 'summary 'force)
3479 (gnus-set-mode-line 'summary)
3480 (gnus-summary-position-point)
3483 ;; We couldn't select this group.
3485 (when (and (eq major-mode 'gnus-summary-mode)
3486 (not (equal (current-buffer) kill-buffer)))
3487 (kill-buffer (current-buffer))
3488 (if (not quit-config)
3490 ;; Update the info -- marks might need to be removed,
3492 (gnus-summary-update-info)
3493 (set-buffer gnus-group-buffer)
3494 (gnus-group-jump-to-group group)
3495 (gnus-group-next-unread-group 1))
3496 (gnus-handle-ephemeral-exit quit-config)))
3497 (let ((grpinfo (gnus-get-info group)))
3498 (if (null (gnus-info-read grpinfo))
3499 (gnus-message 3 "Group %s contains no messages"
3500 (gnus-group-decoded-name group))
3501 (gnus-message 3 "Can't select group")))
3503 ;; The user did a `C-g' while prompting for number of articles,
3504 ;; so we exit this group.
3505 ((eq did-select 'quit)
3506 (and (eq major-mode 'gnus-summary-mode)
3507 (not (equal (current-buffer) kill-buffer))
3508 (kill-buffer (current-buffer)))
3510 (gnus-kill-or-deaden-summary kill-buffer))
3511 (if (not quit-config)
3513 (set-buffer gnus-group-buffer)
3514 (gnus-group-jump-to-group group)
3515 (gnus-group-next-unread-group 1)
3516 (gnus-configure-windows 'group 'force))
3517 (gnus-handle-ephemeral-exit quit-config))
3518 ;; Finally signal the quit.
3520 ;; The group was successfully selected.
3522 (gnus-set-global-variables)
3523 ;; Save the active value in effect when the group was entered.
3524 (setq gnus-newsgroup-active
3526 (gnus-active gnus-newsgroup-name)))
3527 ;; You can change the summary buffer in some way with this hook.
3528 (gnus-run-hooks 'gnus-select-group-hook)
3529 (gnus-update-format-specifications
3530 nil 'summary 'summary-mode 'summary-dummy)
3531 (gnus-update-summary-mark-positions)
3532 ;; Do score processing.
3533 (when gnus-use-scoring
3534 (gnus-possibly-score-headers))
3535 ;; Check whether to fill in the gaps in the threads.
3536 (when gnus-build-sparse-threads
3537 (gnus-build-sparse-threads))
3538 ;; Find the initial limit.
3539 (if gnus-show-threads
3541 (let ((gnus-newsgroup-dormant nil))
3542 (gnus-summary-initial-limit show-all))
3543 (gnus-summary-initial-limit show-all))
3544 ;; When unthreaded, all articles are always shown.
3545 (setq gnus-newsgroup-limit
3547 (lambda (header) (mail-header-number header))
3548 gnus-newsgroup-headers)))
3549 ;; Generate the summary buffer.
3551 (gnus-summary-prepare))
3552 (when gnus-use-trees
3553 (gnus-tree-open group)
3554 (setq gnus-summary-highlight-line-function
3555 'gnus-tree-highlight-article))
3556 ;; If the summary buffer is empty, but there are some low-scored
3557 ;; articles or some excluded dormants, we include these in the
3559 (when (and (zerop (buffer-size))
3561 (cond (gnus-newsgroup-dormant
3562 (gnus-summary-limit-include-dormant))
3563 ((and gnus-newsgroup-scored show-all)
3564 (gnus-summary-limit-include-expunged t))))
3565 ;; Function `gnus-apply-kill-file' must be called in this hook.
3566 (gnus-run-hooks 'gnus-apply-kill-hook)
3567 (if (and (zerop (buffer-size))
3570 ;; This newsgroup is empty.
3571 (gnus-summary-catchup-and-exit nil t)
3572 (gnus-message 6 "No unread news")
3574 (gnus-kill-or-deaden-summary kill-buffer))
3575 ;; Return nil from this function.
3577 ;; Hide conversation thread subtrees. We cannot do this in
3578 ;; gnus-summary-prepare-hook since kill processing may not
3579 ;; work with hidden articles.
3580 (gnus-summary-maybe-hide-threads)
3582 (gnus-kill-or-deaden-summary kill-buffer))
3583 (gnus-summary-auto-select-subject)
3584 ;; Show first unread article if requested.
3585 (if (and (not no-article)
3587 gnus-newsgroup-unreads
3588 gnus-auto-select-first)
3590 (gnus-configure-windows 'summary)
3591 (let ((art (gnus-summary-article-number)))
3592 (unless (and (not gnus-plugged)
3593 (or (memq art gnus-newsgroup-undownloaded)
3594 (memq art gnus-newsgroup-downloadable)))
3595 (gnus-summary-goto-article art))))
3596 ;; Don't select any articles.
3597 (gnus-summary-position-point)
3598 (gnus-configure-windows 'summary 'force)
3599 (gnus-set-mode-line 'summary))
3600 (when (and gnus-auto-center-group
3601 (get-buffer-window gnus-group-buffer t))
3602 ;; Gotta use windows, because recenter does weird stuff if
3603 ;; the current buffer ain't the displayed window.
3604 (let ((owin (selected-window)))
3605 (select-window (get-buffer-window gnus-group-buffer t))
3606 (when (gnus-group-goto-group group)
3608 (select-window owin)))
3609 ;; Mark this buffer as "prepared".
3610 (setq gnus-newsgroup-prepared t)
3611 (gnus-run-hooks 'gnus-summary-prepared-hook)
3612 (unless (gnus-ephemeral-group-p group)
3613 (gnus-group-update-group group))
3616 (defun gnus-summary-auto-select-subject ()
3617 "Select the subject line on initial group entry."
3618 (goto-char (point-min))
3620 ((eq gnus-auto-select-subject 'best)
3621 (gnus-summary-best-unread-subject))
3622 ((eq gnus-auto-select-subject 'unread)
3623 (gnus-summary-first-unread-subject))
3624 ((eq gnus-auto-select-subject 'unseen)
3625 (gnus-summary-first-unseen-subject))
3626 ((eq gnus-auto-select-subject 'unseen-or-unread)
3627 (gnus-summary-first-unseen-or-unread-subject))
3628 ((eq gnus-auto-select-subject 'first)
3631 ((functionp gnus-auto-select-subject)
3632 (funcall gnus-auto-select-subject))))
3634 (defun gnus-summary-prepare ()
3635 "Generate the summary buffer."
3637 (let ((buffer-read-only nil))
3639 (setq gnus-newsgroup-data nil
3640 gnus-newsgroup-data-reverse nil)
3641 (gnus-run-hooks 'gnus-summary-generate-hook)
3642 ;; Generate the buffer, either with threads or without.
3643 (when gnus-newsgroup-headers
3644 (gnus-summary-prepare-threads
3645 (if gnus-show-threads
3646 (gnus-sort-gathered-threads
3647 (funcall gnus-summary-thread-gathering-function
3649 (gnus-cut-threads (gnus-make-threads)))))
3650 ;; Unthreaded display.
3651 (gnus-sort-articles gnus-newsgroup-headers))))
3652 (setq gnus-newsgroup-data (nreverse gnus-newsgroup-data))
3653 ;; Call hooks for modifying summary buffer.
3654 (goto-char (point-min))
3655 (gnus-run-hooks 'gnus-summary-prepare-hook)))
3657 (defsubst gnus-general-simplify-subject (subject)
3658 "Simplify subject by the same rules as `gnus-gather-threads-by-subject'."
3661 ;; Truncate the subject.
3662 (gnus-simplify-subject-functions
3663 (gnus-map-function gnus-simplify-subject-functions subject))
3664 ((numberp gnus-summary-gather-subject-limit)
3665 (setq subject (gnus-simplify-subject-re subject))
3666 (if (> (length subject) gnus-summary-gather-subject-limit)
3667 (substring subject 0 gnus-summary-gather-subject-limit)
3669 ;; Fuzzily simplify it.
3670 ((eq 'fuzzy gnus-summary-gather-subject-limit)
3671 (gnus-simplify-subject-fuzzy subject))
3672 ;; Just remove the leading "Re:".
3674 (gnus-simplify-subject-re subject))))
3676 (if (and gnus-summary-gather-exclude-subject
3677 (string-match gnus-summary-gather-exclude-subject subject))
3678 nil ; This article shouldn't be gathered
3681 (defun gnus-summary-simplify-subject-query ()
3682 "Query where the respool algorithm would put this article."
3684 (gnus-summary-select-article)
3685 (message (gnus-general-simplify-subject (gnus-summary-article-subject))))
3687 (defun gnus-gather-threads-by-subject (threads)
3688 "Gather threads by looking at Subject headers."
3689 (if (not gnus-summary-make-false-root)
3691 (let ((hashtb (gnus-make-hashtable 1024))
3694 subject hthread whole-subject)
3696 (setq subject (gnus-general-simplify-subject
3697 (setq whole-subject (mail-header-subject
3700 (if (setq hthread (gnus-gethash subject hashtb))
3702 ;; We enter a dummy root into the thread, if we
3703 ;; haven't done that already.
3704 (unless (stringp (caar hthread))
3705 (setcar hthread (list whole-subject (car hthread))))
3706 ;; We add this new gathered thread to this gathered
3708 (setcdr (car hthread)
3709 (nconc (cdar hthread) (list (car threads))))
3710 ;; Remove it from the list of threads.
3711 (setcdr prev (cdr threads))
3712 (setq threads prev))
3713 ;; Enter this thread into the hash table.
3714 (gnus-sethash subject
3715 (if gnus-summary-make-false-root-always
3717 ;; If you want a dummy root above all
3719 (setcar threads (list whole-subject
3725 (setq threads (cdr threads)))
3728 (defun gnus-gather-threads-by-references (threads)
3729 "Gather threads by looking at References headers."
3730 (let ((idhashtb (gnus-make-hashtable 1024))
3731 (thhashtb (gnus-make-hashtable 1024))
3734 ids references id gthread gid entered ref)
3736 (when (setq references (mail-header-references (caar threads)))
3737 (setq id (mail-header-id (caar threads))
3738 ids (inline (gnus-split-references references))
3740 (while (setq ref (pop ids))
3741 (setq ids (delete ref ids))
3742 (if (not (setq gid (gnus-gethash ref idhashtb)))
3744 (gnus-sethash ref id idhashtb)
3745 (gnus-sethash id threads thhashtb))
3746 (setq gthread (gnus-gethash gid thhashtb))
3748 ;; We enter a dummy root into the thread, if we
3749 ;; haven't done that already.
3750 (unless (stringp (caar gthread))
3751 (setcar gthread (list (mail-header-subject (caar gthread))
3753 ;; We add this new gathered thread to this gathered
3755 (setcdr (car gthread)
3756 (nconc (cdar gthread) (list (car threads)))))
3757 ;; Add it into the thread hash table.
3758 (gnus-sethash id gthread thhashtb)
3760 ;; Remove it from the list of threads.
3761 (setcdr prev (cdr threads))
3762 (setq threads prev))))
3764 (setq threads (cdr threads)))
3767 (defun gnus-sort-gathered-threads (threads)
3768 "Sort subtreads inside each gathered thread by `gnus-sort-gathered-threads-function'."
3769 (let ((result threads))
3771 (when (stringp (caar threads))
3772 (setcdr (car threads)
3773 (sort (cdar threads) gnus-sort-gathered-threads-function)))
3774 (setq threads (cdr threads)))
3777 (defun gnus-thread-loop-p (root thread)
3778 "Say whether ROOT is in THREAD."
3779 (let ((stack (list thread))
3782 (while (setq thread (pop stack))
3783 (setq th (cdr thread))
3785 (not (eq (caar th) root)))
3788 ;; We have found a loop.
3790 (setcdr thread (delq (car th) (cdr thread)))
3791 (if (boundp (setq ref-dep (intern "none"
3792 gnus-newsgroup-dependencies)))
3793 (setcdr (symbol-value ref-dep)
3794 (nconc (cdr (symbol-value ref-dep))
3796 (set ref-dep (list nil (car th))))
3799 ;; Push all the subthreads onto the stack.
3800 (push (cdr thread) stack)))
3803 (defun gnus-make-threads ()
3804 "Go through the dependency hashtb and find the roots. Return all threads."
3806 (while (catch 'infloop
3809 ;; Deal with self-referencing References loops.
3810 (when (and (car (symbol-value refs))
3817 (car (symbol-value refs)) thread))
3818 (cdr (symbol-value refs)))))))
3821 (unless (car (symbol-value refs))
3822 ;; These threads do not refer back to any other
3823 ;; articles, so they're roots.
3824 (setq threads (append (cdr (symbol-value refs)) threads))))
3825 gnus-newsgroup-dependencies)))
3828 ;; Build the thread tree.
3829 (defsubst gnus-dependencies-add-header (header dependencies force-new)
3830 "Enter HEADER into the DEPENDENCIES table if it is not already there.
3832 If FORCE-NEW is not nil, enter HEADER into the DEPENDENCIES table even
3833 if it was already present.
3835 If `gnus-summary-ignore-duplicates' is nil then duplicate Message-IDs
3836 will not be entered in the DEPENDENCIES table. Otherwise duplicate
3837 Message-IDs will be renamed to a unique Message-ID before being
3840 Returns HEADER if it was entered in the DEPENDENCIES. Returns nil otherwise."
3841 (let* ((id (mail-header-id header))
3842 (id-dep (and id (intern id dependencies)))
3843 parent-id ref ref-dep ref-header replaced)
3844 ;; Enter this `header' in the `dependencies' table.
3848 ;; The first two cases do the normal part: enter a new `header'
3849 ;; in the `dependencies' table.
3850 ((not (boundp id-dep))
3851 (set id-dep (list header)))
3852 ((null (car (symbol-value id-dep)))
3853 (setcar (symbol-value id-dep) header))
3855 ;; From here the `header' was already present in the
3856 ;; `dependencies' table.
3858 ;; Overrides an existing entry;
3859 ;; just set the header part of the entry.
3860 (setcar (symbol-value id-dep) header)
3863 ;; Renames the existing `header' to a unique Message-ID.
3864 ((not gnus-summary-ignore-duplicates)
3865 ;; An article with this Message-ID has already been seen.
3866 ;; We rename the Message-ID.
3867 (set (setq id-dep (intern (setq id (nnmail-message-id)) dependencies))
3869 (mail-header-set-id header id))
3871 ;; The last case ignores an existing entry, except it adds any
3872 ;; additional Xrefs (in case the two articles came from different
3874 ;; Also sets `header' to `nil' meaning that the `dependencies'
3875 ;; table was *not* modified.
3877 (mail-header-set-xref
3878 (car (symbol-value id-dep))
3879 (concat (or (mail-header-xref (car (symbol-value id-dep)))
3881 (or (mail-header-xref header) "")))
3884 (when (and header (not replaced))
3885 ;; First check that we are not creating a References loop.
3886 (setq parent-id (gnus-parent-id (mail-header-references header)))
3887 (setq ref parent-id)
3889 (setq ref-dep (intern-soft ref dependencies))
3891 (setq ref-header (car (symbol-value ref-dep))))
3892 (if (string= id ref)
3893 ;; Yuk! This is a reference loop. Make the article be a
3896 (mail-header-set-references (car (symbol-value id-dep)) "none")
3898 (setq parent-id nil))
3899 (setq ref (gnus-parent-id (mail-header-references ref-header)))))
3900 (setq ref-dep (intern (or parent-id "none") dependencies))
3901 (if (boundp ref-dep)
3902 (setcdr (symbol-value ref-dep)
3903 (nconc (cdr (symbol-value ref-dep))
3904 (list (symbol-value id-dep))))
3905 (set ref-dep (list nil (symbol-value id-dep)))))
3908 (defun gnus-extract-message-id-from-in-reply-to (string)
3909 (if (string-match "<[^>]+>" string)
3910 (substring string (match-beginning 0) (match-end 0))
3913 (defun gnus-build-sparse-threads ()
3914 (let ((headers gnus-newsgroup-headers)
3915 (mail-parse-charset gnus-newsgroup-charset)
3916 (gnus-summary-ignore-duplicates t)
3917 header references generation relations
3918 subject child end new-child date)
3919 ;; First we create an alist of generations/relations, where
3920 ;; generations is how much we trust the relation, and the relation
3922 (gnus-message 7 "Making sparse threads...")
3924 (nnheader-set-temp-buffer " *gnus sparse threads*")
3925 (while (setq header (pop headers))
3926 (when (and (setq references (mail-header-references header))
3927 (not (string= references "")))
3929 (setq child (mail-header-id header)
3930 subject (mail-header-subject header)
3931 date (mail-header-date header)
3933 (while (search-backward ">" nil t)
3934 (setq end (1+ (point)))
3935 (when (search-backward "<" nil t)
3936 (setq new-child (buffer-substring (point) end))
3937 (push (list (incf generation)
3938 child (setq child new-child)
3942 (push (list (1+ generation) child nil subject) relations))
3944 (kill-buffer (current-buffer)))
3945 ;; Sort over trustworthiness.
3948 (when (gnus-dependencies-add-header
3949 (make-full-mail-header
3950 gnus-reffed-article-number
3951 (nth 3 relation) "" (or (nth 4 relation) "")
3953 (or (nth 2 relation) "") 0 0 "")
3954 gnus-newsgroup-dependencies nil)
3955 (push gnus-reffed-article-number gnus-newsgroup-limit)
3956 (push gnus-reffed-article-number gnus-newsgroup-sparse)
3957 (push (cons gnus-reffed-article-number gnus-sparse-mark)
3958 gnus-newsgroup-reads)
3959 (decf gnus-reffed-article-number)))
3960 (sort relations 'car-less-than-car))
3961 (gnus-message 7 "Making sparse threads...done")))
3963 (defun gnus-build-old-threads ()
3964 ;; Look at all the articles that refer back to old articles, and
3965 ;; fetch the headers for the articles that aren't there. This will
3966 ;; build complete threads - if the roots haven't been expired by the
3968 (let ((mail-parse-charset gnus-newsgroup-charset)
3972 (when (not (car (symbol-value refs)))
3973 (setq heads (cdr (symbol-value refs)))
3975 (if (memq (mail-header-number (caar heads))
3976 gnus-newsgroup-dormant)
3977 (setq heads (cdr heads))
3978 (setq id (symbol-name refs))
3979 (while (and (setq id (gnus-build-get-header id))
3980 (not (car (gnus-id-to-thread id)))))
3981 (setq heads nil)))))
3982 gnus-newsgroup-dependencies)))
3984 (defsubst gnus-remove-odd-characters (string)
3985 "Translate STRING into something that doesn't contain weird characters."
3986 (mm-subst-char-in-string
3988 (mm-subst-char-in-string ?\n ?\- string t) t))
3990 ;; This function has to be called with point after the article number
3991 ;; on the beginning of the line.
3992 (defsubst gnus-nov-parse-line (number dependencies &optional force-new)
3993 (let ((eol (point-at-eol))
3994 (buffer (current-buffer))
3995 header references in-reply-to)
3997 ;; overview: [num subject from date id refs chars lines misc]
4000 (narrow-to-region (point) eol)
4005 (make-full-mail-header
4007 (condition-case () ; subject
4008 (gnus-remove-odd-characters
4009 (funcall gnus-decode-encoded-word-function
4010 (setq x (nnheader-nov-field))))
4012 (condition-case () ; from
4013 (gnus-remove-odd-characters
4014 (funcall gnus-decode-encoded-word-function
4015 (setq x (nnheader-nov-field))))
4017 (nnheader-nov-field) ; date
4018 (nnheader-nov-read-message-id) ; id
4019 (setq references (nnheader-nov-field)) ; refs
4020 (nnheader-nov-read-integer) ; chars
4021 (nnheader-nov-read-integer) ; lines
4023 (if (looking-at "Xref: ")
4024 (goto-char (match-end 0)))
4025 (nnheader-nov-field)) ; Xref
4026 (nnheader-nov-parse-extra)))) ; extra
4030 (when (and (string= references "")
4031 (setq in-reply-to (mail-header-extra header))
4032 (setq in-reply-to (cdr (assq 'In-Reply-To in-reply-to))))
4033 (mail-header-set-references
4034 header (gnus-extract-message-id-from-in-reply-to in-reply-to)))
4036 (when gnus-alter-header-function
4037 (funcall gnus-alter-header-function header))
4038 (gnus-dependencies-add-header header dependencies force-new)))
4040 (defun gnus-build-get-header (id)
4041 "Look through the buffer of NOV lines and find the header to ID.
4042 Enter this line into the dependencies hash table, and return
4043 the id of the parent article (if any)."
4044 (let ((deps gnus-newsgroup-dependencies)
4048 (set-buffer nntp-server-buffer)
4049 (let ((case-fold-search nil))
4050 (goto-char (point-min))
4051 (while (and (not found)
4052 (search-forward id nil t))
4054 (setq found (looking-at
4055 (format "^[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t%s"
4056 (regexp-quote id))))
4057 (or found (beginning-of-line 2)))
4061 (setq header (gnus-nov-parse-line
4062 (read (current-buffer)) deps))
4063 (gnus-parent-id (mail-header-references header))))))
4065 (let ((number (mail-header-number header)))
4066 (push number gnus-newsgroup-limit)
4067 (push header gnus-newsgroup-headers)
4068 (if (memq number gnus-newsgroup-unselected)
4070 (setq gnus-newsgroup-unreads
4071 (gnus-add-to-sorted-list gnus-newsgroup-unreads
4073 (setq gnus-newsgroup-unselected
4074 (delq number gnus-newsgroup-unselected)))
4075 (push number gnus-newsgroup-ancient)))))))
4077 (defun gnus-build-all-threads ()
4078 "Read all the headers."
4079 (let ((gnus-summary-ignore-duplicates t)
4080 (mail-parse-charset gnus-newsgroup-charset)
4081 (dependencies gnus-newsgroup-dependencies)
4084 (set-buffer nntp-server-buffer)
4085 (let ((case-fold-search nil))
4086 (goto-char (point-min))
4089 (setq article (read (current-buffer))
4090 header (gnus-nov-parse-line article dependencies)))
4093 (set-buffer gnus-summary-buffer)
4094 (push header gnus-newsgroup-headers)
4095 (if (memq (setq article (mail-header-number header))
4096 gnus-newsgroup-unselected)
4098 (setq gnus-newsgroup-unreads
4099 (gnus-add-to-sorted-list
4100 gnus-newsgroup-unreads article))
4101 (setq gnus-newsgroup-unselected
4102 (delq article gnus-newsgroup-unselected)))
4103 (push article gnus-newsgroup-ancient)))
4104 (forward-line 1)))))))
4106 (defun gnus-summary-update-article-line (article header)
4107 "Update the line for ARTICLE using HEADER."
4108 (let* ((id (mail-header-id header))
4109 (thread (gnus-id-to-thread id)))
4111 (error "Article in no thread"))
4112 ;; Update the thread.
4113 (setcar thread header)
4114 (gnus-summary-goto-subject article)
4115 (let* ((datal (gnus-data-find-list article))
4117 (buffer-read-only nil)
4118 (level (gnus-summary-thread-level)))
4120 (let ((inserted (- (point)
4122 (gnus-summary-insert-line
4124 (memq article gnus-newsgroup-undownloaded)
4125 (gnus-article-mark article)
4126 (memq article gnus-newsgroup-replied)
4127 (memq article gnus-newsgroup-expirable)
4128 ;; Only insert the Subject string when it's different
4129 ;; from the previous Subject string.
4134 (mail-header-subject
4137 (gnus-data-find-list
4139 (gnus-data-list t)))))
4140 ;; Error on the side of excessive subjects.
4142 (mail-header-subject header)))
4144 (mail-header-subject header))
4145 nil (cdr (assq article gnus-newsgroup-scored))
4146 (memq article gnus-newsgroup-processable))
4149 (gnus-data-update-list
4151 (- (gnus-data-pos data) (gnus-data-pos (cadr datal)) inserted)))))))
4153 (defun gnus-summary-update-article (article &optional iheader)
4154 "Update ARTICLE in the summary buffer."
4155 (set-buffer gnus-summary-buffer)
4156 (let* ((header (gnus-summary-article-header article))
4157 (id (mail-header-id header))
4158 (data (gnus-data-find article))
4159 (thread (gnus-id-to-thread id))
4160 (references (mail-header-references header))
4164 (when (and references
4165 (not (equal "" references)))
4168 (buffer-read-only nil)
4174 (delq thread parent)))
4175 (if (gnus-summary-insert-subject id header)
4176 ;; Set the (possibly) new article number in the data structure.
4177 (gnus-data-set-number data (gnus-id-to-article id))
4181 (defun gnus-rebuild-thread (id &optional line)
4182 "Rebuild the thread containing ID.
4183 If LINE, insert the rebuilt thread starting on line LINE."
4184 (let ((buffer-read-only nil)
4185 old-pos current thread data)
4186 (if (not gnus-show-threads)
4187 (setq thread (list (car (gnus-id-to-thread id))))
4188 ;; Get the thread this article is part of.
4189 (setq thread (gnus-remove-thread id)))
4190 (setq old-pos (point-at-bol))
4191 (setq current (save-excursion
4192 (and (re-search-backward "[\r\n]" nil t)
4193 (gnus-summary-article-number))))
4194 ;; If this is a gathered thread, we have to go some re-gathering.
4195 (when (stringp (car thread))
4196 (let ((subject (car thread))
4198 (setq thread (cdr thread))
4200 (unless (memq (setq thr (gnus-id-to-thread
4202 (mail-header-id (caar thread)))))
4205 (setq thread (cdr thread)))
4206 ;; We now have all (unique) roots.
4207 (if (= (length roots) 1)
4208 ;; All the loose roots are now one solid root.
4209 (setq thread (car roots))
4210 (setq thread (cons subject (gnus-sort-threads roots))))))
4212 ;; We then insert this thread into the summary buffer.
4214 (goto-char (point-min))
4215 (forward-line (1- line)))
4216 (let (gnus-newsgroup-data gnus-newsgroup-threads)
4217 (if gnus-show-threads
4218 (gnus-summary-prepare-threads (gnus-cut-threads (list thread)))
4219 (gnus-summary-prepare-unthreaded thread))
4220 (setq data (nreverse gnus-newsgroup-data))
4221 (setq threads gnus-newsgroup-threads))
4222 ;; We splice the new data into the data structure.
4223 ;;!!! This is kinda bogus. We assume that in LINE is non-nil,
4224 ;;!!! then we want to insert at the beginning of the buffer.
4225 ;;!!! That happens to be true with Gnus now, but that may
4226 ;;!!! change in the future. Perhaps.
4227 (gnus-data-enter-list
4228 (if line nil current) data (- (point) old-pos))
4229 (setq gnus-newsgroup-threads
4230 (nconc threads gnus-newsgroup-threads))
4231 (gnus-data-compute-positions))))
4233 (defun gnus-number-to-header (number)
4234 "Return the header for article NUMBER."
4235 (let ((headers gnus-newsgroup-headers))
4237 (not (= number (mail-header-number (car headers)))))
4242 (defun gnus-parent-headers (in-headers &optional generation)
4243 "Return the headers of the GENERATIONeth parent of HEADERS."
4245 (setq generation 1))
4247 (headers in-headers)
4250 (not (zerop generation))
4251 (setq references (mail-header-references headers)))
4252 (setq headers (if (and references
4253 (setq parent (gnus-parent-id references)))
4254 (car (gnus-id-to-thread parent))
4257 (and (not (eq headers in-headers))
4260 (defun gnus-id-to-thread (id)
4261 "Return the (sub-)thread where ID appears."
4262 (gnus-gethash id gnus-newsgroup-dependencies))
4264 (defun gnus-id-to-article (id)
4265 "Return the article number of ID."
4266 (let ((thread (gnus-id-to-thread id)))
4269 (mail-header-number (car thread)))))
4271 (defun gnus-id-to-header (id)
4272 "Return the article headers of ID."
4273 (car (gnus-id-to-thread id)))
4275 (defun gnus-article-displayed-root-p (article)
4276 "Say whether ARTICLE is a root(ish) article."
4277 (let ((level (gnus-summary-thread-level article))
4278 (refs (mail-header-references (gnus-summary-article-header article)))
4284 ((null (gnus-parent-id refs)) t)
4286 (null (setq particle (gnus-id-to-article
4287 (gnus-parent-id refs))))
4288 (null (gnus-summary-thread-level particle)))))))
4290 (defun gnus-root-id (id)
4291 "Return the id of the root of the thread where ID appears."
4293 (while (and id (setq prev (car (gnus-id-to-thread id))))
4295 id (gnus-parent-id (mail-header-references prev))))
4298 (defun gnus-articles-in-thread (thread)
4299 "Return the list of articles in THREAD."
4300 (cons (mail-header-number (car thread))
4301 (apply 'nconc (mapcar 'gnus-articles-in-thread (cdr thread)))))
4303 (defun gnus-remove-thread (id &optional dont-remove)
4304 "Remove the thread that has ID in it."
4305 (let (headers thread last-id)
4306 ;; First go up in this thread until we find the root.
4307 (setq last-id (gnus-root-id id)
4308 headers (message-flatten-list (gnus-id-to-thread last-id)))
4309 ;; We have now found the real root of this thread. It might have
4310 ;; been gathered into some loose thread, so we have to search
4311 ;; through the threads to find the thread we wanted.
4312 (let ((threads gnus-newsgroup-threads)
4315 (setq sub (car threads))
4316 (if (stringp (car sub))
4317 ;; This is a gathered thread, so we look at the roots
4318 ;; below it to find whether this article is in this
4321 (setq sub (cdr sub))
4323 (when (member (caar sub) headers)
4324 (setq thread (car threads)
4327 (setq sub (cdr sub))))
4328 ;; It's an ordinary thread, so we check it.
4329 (when (eq (car sub) (car headers))
4332 (setq threads (cdr threads)))
4333 ;; If this article is in no thread, then it's a root.
4336 (setq gnus-newsgroup-threads (delq thread gnus-newsgroup-threads)))
4337 (setq thread (gnus-id-to-thread last-id)))
4340 thread ; We return this thread.
4342 (if (stringp (car thread))
4344 ;; If we use dummy roots, then we have to remove the
4345 ;; dummy root as well.
4346 (when (eq gnus-summary-make-false-root 'dummy)
4347 ;; We go to the dummy root by going to
4348 ;; the first sub-"thread", and then one line up.
4349 (gnus-summary-goto-article
4350 (mail-header-number (caadr thread)))
4353 (gnus-data-compute-positions))
4354 (setq thread (cdr thread))
4356 (gnus-remove-thread-1 (car thread))
4357 (setq thread (cdr thread))))
4358 (gnus-remove-thread-1 thread))))))))
4360 (defun gnus-remove-thread-1 (thread)
4361 "Remove the thread THREAD recursively."
4362 (let ((number (mail-header-number (pop thread)))
4364 (setq thread (reverse thread))
4366 (gnus-remove-thread-1 (pop thread)))
4367 (when (setq d (gnus-data-find number))
4368 (goto-char (gnus-data-pos d))
4369 (gnus-summary-show-thread)
4375 (gnus-delete-line)))))))
4377 (defun gnus-sort-threads-1 (threads func)
4378 (sort (mapcar (lambda (thread)
4381 (gnus-sort-threads-1 (cdr thread) func))))
4384 (defun gnus-sort-threads (threads)
4386 (if (not gnus-thread-sort-functions)
4388 (gnus-message 8 "Sorting threads...")
4389 (let ((max-lisp-eval-depth 5000))
4390 (prog1 (gnus-sort-threads-1
4392 (gnus-make-sort-function gnus-thread-sort-functions))
4393 (gnus-message 8 "Sorting threads...done")))))
4395 (defun gnus-sort-articles (articles)
4397 (when gnus-article-sort-functions
4398 (gnus-message 7 "Sorting articles...")
4400 (setq gnus-newsgroup-headers
4401 (sort articles (gnus-make-sort-function
4402 gnus-article-sort-functions)))
4403 (gnus-message 7 "Sorting articles...done"))))
4405 ;; Written by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
4406 (defmacro gnus-thread-header (thread)
4407 "Return header of first article in THREAD.
4408 Note that THREAD must never, ever be anything else than a variable -
4409 using some other form will lead to serious barfage."
4410 (or (symbolp thread) (signal 'wrong-type-argument '(symbolp thread)))
4411 ;; (8% speedup to gnus-summary-prepare, just for fun :-)
4412 (list 'byte-code "\10\211:\203\17\0\211@;\203\16\0A@@\207"
4415 (defsubst gnus-article-sort-by-number (h1 h2)
4416 "Sort articles by article number."
4417 (< (mail-header-number h1)
4418 (mail-header-number h2)))
4420 (defun gnus-thread-sort-by-number (h1 h2)
4421 "Sort threads by root article number."
4422 (gnus-article-sort-by-number
4423 (gnus-thread-header h1) (gnus-thread-header h2)))
4425 (defsubst gnus-article-sort-by-random (h1 h2)
4426 "Sort articles by article number."
4429 (defun gnus-thread-sort-by-random (h1 h2)
4430 "Sort threads by root article number."
4431 (gnus-article-sort-by-random
4432 (gnus-thread-header h1) (gnus-thread-header h2)))
4434 (defsubst gnus-article-sort-by-lines (h1 h2)
4435 "Sort articles by article Lines header."
4436 (< (mail-header-lines h1)
4437 (mail-header-lines h2)))
4439 (defun gnus-thread-sort-by-lines (h1 h2)
4440 "Sort threads by root article Lines header."
4441 (gnus-article-sort-by-lines
4442 (gnus-thread-header h1) (gnus-thread-header h2)))
4444 (defsubst gnus-article-sort-by-chars (h1 h2)
4445 "Sort articles by octet length."
4446 (< (mail-header-chars h1)
4447 (mail-header-chars h2)))
4449 (defun gnus-thread-sort-by-chars (h1 h2)
4450 "Sort threads by root article octet length."
4451 (gnus-article-sort-by-chars
4452 (gnus-thread-header h1) (gnus-thread-header h2)))
4454 (defsubst gnus-article-sort-by-author (h1 h2)
4455 "Sort articles by root author."
4457 (let ((extract (funcall
4458 gnus-extract-address-components
4459 (mail-header-from h1))))
4460 (or (car extract) (cadr extract) ""))
4461 (let ((extract (funcall
4462 gnus-extract-address-components
4463 (mail-header-from h2))))
4464 (or (car extract) (cadr extract) ""))))
4466 (defun gnus-thread-sort-by-author (h1 h2)
4467 "Sort threads by root author."
4468 (gnus-article-sort-by-author
4469 (gnus-thread-header h1) (gnus-thread-header h2)))
4471 (defsubst gnus-article-sort-by-subject (h1 h2)
4472 "Sort articles by root subject."
4474 (downcase (gnus-simplify-subject-re (mail-header-subject h1)))
4475 (downcase (gnus-simplify-subject-re (mail-header-subject h2)))))
4477 (defun gnus-thread-sort-by-subject (h1 h2)
4478 "Sort threads by root subject."
4479 (gnus-article-sort-by-subject
4480 (gnus-thread-header h1) (gnus-thread-header h2)))
4482 (defsubst gnus-article-sort-by-date (h1 h2)
4483 "Sort articles by root article date."
4485 (gnus-date-get-time (mail-header-date h1))
4486 (gnus-date-get-time (mail-header-date h2))))
4488 (defun gnus-thread-sort-by-date (h1 h2)
4489 "Sort threads by root article date."
4490 (gnus-article-sort-by-date
4491 (gnus-thread-header h1) (gnus-thread-header h2)))
4493 (defsubst gnus-article-sort-by-score (h1 h2)
4494 "Sort articles by root article score.
4495 Unscored articles will be counted as having a score of zero."
4496 (> (or (cdr (assq (mail-header-number h1)
4497 gnus-newsgroup-scored))
4498 gnus-summary-default-score 0)
4499 (or (cdr (assq (mail-header-number h2)
4500 gnus-newsgroup-scored))
4501 gnus-summary-default-score 0)))
4503 (defun gnus-thread-sort-by-score (h1 h2)
4504 "Sort threads by root article score."
4505 (gnus-article-sort-by-score
4506 (gnus-thread-header h1) (gnus-thread-header h2)))
4508 (defun gnus-thread-sort-by-total-score (h1 h2)
4509 "Sort threads by the sum of all scores in the thread.
4510 Unscored articles will be counted as having a score of zero."
4511 (> (gnus-thread-total-score h1) (gnus-thread-total-score h2)))
4513 (defun gnus-thread-total-score (thread)
4514 ;; This function find the total score of THREAD.
4519 (if (stringp (car thread))
4520 (apply gnus-thread-score-function 0
4521 (mapcar 'gnus-thread-total-score-1 (cdr thread)))
4522 (gnus-thread-total-score-1 thread)))
4524 (gnus-thread-total-score-1 (list thread)))))
4526 (defun gnus-thread-sort-by-most-recent-number (h1 h2)
4527 "Sort threads such that the thread with the most recently arrived article comes first."
4528 (> (gnus-thread-highest-number h1) (gnus-thread-highest-number h2)))
4530 (defun gnus-thread-highest-number (thread)
4531 "Return the highest article number in THREAD."
4532 (apply 'max (mapcar (lambda (header)
4533 (mail-header-number header))
4534 (message-flatten-list thread))))
4536 (defun gnus-thread-sort-by-most-recent-date (h1 h2)
4537 "Sort threads such that the thread with the most recently dated article comes first."
4538 (> (gnus-thread-latest-date h1) (gnus-thread-latest-date h2)))
4540 (defun gnus-thread-latest-date (thread)
4541 "Return the highest article date in THREAD."
4542 (let ((previous-time 0))
4548 (time-to-seconds (mail-header-parse-date
4549 (mail-header-date header)))
4550 (error previous-time))))
4552 (message-flatten-list thread)
4554 (< (mail-header-number h1)
4555 (mail-header-number h2))))))))
4557 (defun gnus-thread-total-score-1 (root)
4558 ;; This function find the total score of the thread below ROOT.
4559 (setq root (car root))
4560 (apply gnus-thread-score-function
4562 (mapcar 'gnus-thread-total-score
4563 (cdr (gnus-id-to-thread (mail-header-id root))))
4564 (when (> (mail-header-number root) 0)
4565 (list (or (cdr (assq (mail-header-number root)
4566 gnus-newsgroup-scored))
4567 gnus-summary-default-score 0))))
4568 (list gnus-summary-default-score)
4571 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
4572 (defvar gnus-tmp-prev-subject nil)
4573 (defvar gnus-tmp-false-parent nil)
4574 (defvar gnus-tmp-root-expunged nil)
4575 (defvar gnus-tmp-dummy-line nil)
4577 (eval-when-compile (defvar gnus-tmp-header))
4578 (defun gnus-extra-header (type &optional header)
4579 "Return the extra header of TYPE."
4580 (or (cdr (assq type (mail-header-extra (or header gnus-tmp-header))))
4583 (defvar gnus-tmp-thread-tree-header-string "")
4585 (defcustom gnus-sum-thread-tree-root "> "
4586 "With %B spec, used for the root of a thread.
4587 If nil, use subject instead."
4588 :type '(radio (const :format "%v " nil) (string :size 0))
4589 :group 'gnus-thread)
4590 (defcustom gnus-sum-thread-tree-false-root "> "
4591 "With %B spec, used for a false root of a thread.
4592 If nil, use subject instead."
4593 :type '(radio (const :format "%v " nil) (string :size 0))
4594 :group 'gnus-thread)
4595 (defcustom gnus-sum-thread-tree-single-indent ""
4596 "With %B spec, used for a thread with just one message.
4597 If nil, use subject instead."
4598 :type '(radio (const :format "%v " nil) (string :size 0))
4599 :group 'gnus-thread)
4600 (defcustom gnus-sum-thread-tree-vertical "| "
4601 "With %B spec, used for drawing a vertical line."
4603 :group 'gnus-thread)
4604 (defcustom gnus-sum-thread-tree-indent " "
4605 "With %B spec, used for indenting."
4607 :group 'gnus-thread)
4608 (defcustom gnus-sum-thread-tree-leaf-with-other "+-> "
4609 "With %B spec, used for a leaf with brothers."
4611 :group 'gnus-thread)
4612 (defcustom gnus-sum-thread-tree-single-leaf "\\-> "
4613 "With %B spec, used for a leaf without brothers."
4615 :group 'gnus-thread)
4617 (defun gnus-summary-prepare-threads (threads)
4618 "Prepare summary buffer from THREADS and indentation LEVEL.
4619 THREADS is either a list of `(PARENT [(CHILD1 [(GRANDCHILD ...]...) ...])'
4620 or a straight list of headers."
4621 (gnus-message 7 "Generating summary...")
4623 (setq gnus-newsgroup-threads threads)
4626 (let ((gnus-tmp-level 0)
4627 (default-score (or gnus-summary-default-score 0))
4628 (gnus-visual-p (gnus-visual-p 'summary-highlight 'highlight))
4629 (building-line-count gnus-summary-display-while-building)
4630 (building-count (integerp gnus-summary-display-while-building))
4631 thread number subject stack state gnus-tmp-gathered beg-match
4632 new-roots gnus-tmp-new-adopts thread-end simp-subject
4633 gnus-tmp-header gnus-tmp-unread gnus-tmp-downloaded
4634 gnus-tmp-replied gnus-tmp-subject-or-nil
4635 gnus-tmp-dummy gnus-tmp-indentation gnus-tmp-lines gnus-tmp-score
4636 gnus-tmp-score-char gnus-tmp-from gnus-tmp-name
4637 gnus-tmp-number gnus-tmp-opening-bracket gnus-tmp-closing-bracket
4640 (setq gnus-tmp-prev-subject nil
4641 gnus-tmp-thread-tree-header-string "")
4643 (if (vectorp (car threads))
4644 ;; If this is a straight (sic) list of headers, then a
4645 ;; threaded summary display isn't required, so we just create
4646 ;; an unthreaded one.
4647 (gnus-summary-prepare-unthreaded threads)
4649 ;; Do the threaded display.
4651 (if gnus-summary-display-while-building
4652 (switch-to-buffer (buffer-name)))
4653 (while (or threads stack gnus-tmp-new-adopts new-roots)
4655 (if (and (= gnus-tmp-level 0)
4658 (not gnus-tmp-false-parent)
4659 (or gnus-tmp-new-adopts new-roots))
4660 (if gnus-tmp-new-adopts
4661 (setq gnus-tmp-level (if gnus-tmp-root-expunged 0 1)
4662 thread (list (car gnus-tmp-new-adopts))
4663 gnus-tmp-header (caar thread)
4664 gnus-tmp-new-adopts (cdr gnus-tmp-new-adopts))
4666 (setq thread (list (car new-roots))
4667 gnus-tmp-header (caar thread)
4668 new-roots (cdr new-roots))))
4671 ;; If there are some threads, we do them before the
4672 ;; threads on the stack.
4673 (setq thread threads
4674 gnus-tmp-header (caar thread))
4675 ;; There were no current threads, so we pop something off
4677 (setq state (car stack)
4678 gnus-tmp-level (car state)
4679 tree-stack (cadr state)
4680 thread (caddr state)
4682 gnus-tmp-header (caar thread))))
4684 (setq gnus-tmp-false-parent nil)
4685 (setq gnus-tmp-root-expunged nil)
4686 (setq thread-end nil)
4688 (if (stringp gnus-tmp-header)
4689 ;; The header is a dummy root.
4691 ((eq gnus-summary-make-false-root 'adopt)
4692 ;; We let the first article adopt the rest.
4693 (setq gnus-tmp-new-adopts (nconc gnus-tmp-new-adopts
4695 (setq gnus-tmp-gathered
4697 (lambda (h) (mail-header-number (car h)))
4700 (setq thread (cons (list (caar thread)
4703 (setq gnus-tmp-level -1
4704 gnus-tmp-false-parent t))
4705 ((eq gnus-summary-make-false-root 'empty)
4706 ;; We print adopted articles with empty subject fields.
4707 (setq gnus-tmp-gathered
4709 (lambda (h) (mail-header-number (car h)))
4712 (setq gnus-tmp-level -1))
4713 ((eq gnus-summary-make-false-root 'dummy)
4714 ;; We remember that we probably want to output a dummy
4716 (setq gnus-tmp-dummy-line gnus-tmp-header)
4717 (setq gnus-tmp-prev-subject gnus-tmp-header))
4719 ;; We do not make a root for the gathered
4720 ;; sub-threads at all.
4721 (setq gnus-tmp-level -1)))
4723 (setq number (mail-header-number gnus-tmp-header)
4724 subject (mail-header-subject gnus-tmp-header)
4725 simp-subject (gnus-simplify-subject-fully subject))
4728 ;; If the thread has changed subject, we might want to make
4729 ;; this subthread into a root.
4730 ((and (null gnus-thread-ignore-subject)
4731 (not (zerop gnus-tmp-level))
4732 gnus-tmp-prev-subject
4733 (not (string= gnus-tmp-prev-subject simp-subject)))
4734 (setq new-roots (nconc new-roots (list (car thread)))
4736 gnus-tmp-header nil))
4737 ;; If the article lies outside the current limit,
4738 ;; then we do not display it.
4739 ((not (memq number gnus-newsgroup-limit))
4740 (setq gnus-tmp-gathered
4742 (lambda (h) (mail-header-number (car h)))
4745 (setq gnus-tmp-new-adopts (if (cdar thread)
4746 (append gnus-tmp-new-adopts
4748 gnus-tmp-new-adopts)
4750 gnus-tmp-header nil)
4751 (when (zerop gnus-tmp-level)
4752 (setq gnus-tmp-root-expunged t)))
4753 ;; Perhaps this article is to be marked as read?
4754 ((and gnus-summary-mark-below
4755 (< (or (cdr (assq number gnus-newsgroup-scored))
4757 gnus-summary-mark-below)
4758 ;; Don't touch sparse articles.
4759 (not (gnus-summary-article-sparse-p number))
4760 (not (gnus-summary-article-ancient-p number)))
4761 (setq gnus-newsgroup-unreads
4762 (delq number gnus-newsgroup-unreads))
4763 (if gnus-newsgroup-auto-expire
4764 (setq gnus-newsgroup-expirable
4765 (gnus-add-to-sorted-list
4766 gnus-newsgroup-expirable number))
4767 (push (cons number gnus-low-score-mark)
4768 gnus-newsgroup-reads))))
4770 (when gnus-tmp-header
4771 ;; We may have an old dummy line to output before this
4773 (when (and gnus-tmp-dummy-line
4776 (mail-header-subject gnus-tmp-header)))
4777 (gnus-summary-insert-dummy-line
4778 gnus-tmp-dummy-line (mail-header-number gnus-tmp-header))
4779 (setq gnus-tmp-dummy-line nil))
4781 ;; Compute the mark.
4782 (setq gnus-tmp-unread (gnus-article-mark number))
4784 (push (gnus-data-make number gnus-tmp-unread (1+ (point))
4785 gnus-tmp-header gnus-tmp-level)
4786 gnus-newsgroup-data)
4788 ;; Actually insert the line.
4790 gnus-tmp-subject-or-nil
4792 ((and gnus-thread-ignore-subject
4793 gnus-tmp-prev-subject
4794 (not (string= gnus-tmp-prev-subject simp-subject)))
4796 ((zerop gnus-tmp-level)
4797 (if (and (eq gnus-summary-make-false-root 'empty)
4798 (memq number gnus-tmp-gathered)
4799 gnus-tmp-prev-subject
4800 (string= gnus-tmp-prev-subject simp-subject))
4801 gnus-summary-same-subject
4803 (t gnus-summary-same-subject)))
4804 (if (and (eq gnus-summary-make-false-root 'adopt)
4805 (= gnus-tmp-level 1)
4806 (memq number gnus-tmp-gathered))
4807 (setq gnus-tmp-opening-bracket ?\<
4808 gnus-tmp-closing-bracket ?\>)
4809 (setq gnus-tmp-opening-bracket ?\[
4810 gnus-tmp-closing-bracket ?\]))
4812 gnus-tmp-indentation
4813 (aref gnus-thread-indent-array gnus-tmp-level)
4814 gnus-tmp-lines (mail-header-lines gnus-tmp-header)
4815 gnus-tmp-score (or (cdr (assq number gnus-newsgroup-scored))
4816 gnus-summary-default-score 0)
4818 (if (or (null gnus-summary-default-score)
4819 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
4820 gnus-summary-zcore-fuzz))
4822 (if (< gnus-tmp-score gnus-summary-default-score)
4823 gnus-score-below-mark gnus-score-over-mark))
4825 (cond ((memq number gnus-newsgroup-processable)
4827 ((memq number gnus-newsgroup-cached)
4829 ((memq number gnus-newsgroup-replied)
4831 ((memq number gnus-newsgroup-forwarded)
4832 gnus-forwarded-mark)
4833 ((memq number gnus-newsgroup-saved)
4835 ((memq number gnus-newsgroup-recent)
4837 ((memq number gnus-newsgroup-unseen)
4841 (cond ((memq number gnus-newsgroup-undownloaded)
4842 gnus-undownloaded-mark)
4843 (gnus-newsgroup-agentized
4844 gnus-downloaded-mark)
4847 gnus-tmp-from (mail-header-from gnus-tmp-header)
4850 ((string-match "<[^>]+> *$" gnus-tmp-from)
4851 (setq beg-match (match-beginning 0))
4852 (or (and (string-match "^\".+\"" gnus-tmp-from)
4853 (substring gnus-tmp-from 1 (1- (match-end 0))))
4854 (substring gnus-tmp-from 0 beg-match)))
4855 ((string-match "(.+)" gnus-tmp-from)
4856 (substring gnus-tmp-from
4857 (1+ (match-beginning 0)) (1- (match-end 0))))
4861 gnus-tmp-thread-tree-header-string
4863 ((not gnus-show-threads) "")
4864 ((zerop gnus-tmp-level)
4865 (cond ((cdar thread)
4866 (or gnus-sum-thread-tree-root subject))
4867 (gnus-tmp-new-adopts
4868 (or gnus-sum-thread-tree-false-root subject))
4870 (or gnus-sum-thread-tree-single-indent subject))))
4872 (concat (apply 'concat
4873 (mapcar (lambda (item)
4875 gnus-sum-thread-tree-vertical
4876 gnus-sum-thread-tree-indent))
4877 (cdr (reverse tree-stack))))
4879 gnus-sum-thread-tree-leaf-with-other
4880 gnus-sum-thread-tree-single-leaf)))))
4881 (when (string= gnus-tmp-name "")
4882 (setq gnus-tmp-name gnus-tmp-from))
4883 (unless (numberp gnus-tmp-lines)
4884 (setq gnus-tmp-lines -1))
4885 (if (= gnus-tmp-lines -1)
4886 (setq gnus-tmp-lines "?")
4887 (setq gnus-tmp-lines (number-to-string gnus-tmp-lines)))
4888 (gnus-put-text-property
4890 (progn (eval gnus-summary-line-format-spec) (point))
4891 'gnus-number number)
4894 (gnus-run-hooks 'gnus-summary-update-hook)
4897 (setq gnus-tmp-prev-subject simp-subject)))
4899 (when (nth 1 thread)
4900 (push (list (max 0 gnus-tmp-level)
4901 (copy-sequence tree-stack)
4904 (push (if (nth 1 thread) 1 0) tree-stack)
4905 (incf gnus-tmp-level)
4906 (setq threads (if thread-end nil (cdar thread)))
4907 (if gnus-summary-display-while-building
4910 ;; use a set frequency
4911 (setq building-line-count (1- building-line-count))
4912 (when (= building-line-count 0)
4914 (setq building-line-count
4915 gnus-summary-display-while-building)))
4919 (setq gnus-tmp-level 0)))))
4920 (gnus-message 7 "Generating summary...done"))
4922 (defun gnus-summary-prepare-unthreaded (headers)
4923 "Generate an unthreaded summary buffer based on HEADERS."
4924 (let (header number mark)
4929 ;; We may have to root out some bad articles...
4930 (when (memq (setq number (mail-header-number
4931 (setq header (pop headers))))
4932 gnus-newsgroup-limit)
4933 ;; Mark article as read when it has a low score.
4934 (when (and gnus-summary-mark-below
4935 (< (or (cdr (assq number gnus-newsgroup-scored))
4936 gnus-summary-default-score 0)
4937 gnus-summary-mark-below)
4938 (not (gnus-summary-article-ancient-p number)))
4939 (setq gnus-newsgroup-unreads
4940 (delq number gnus-newsgroup-unreads))
4941 (if gnus-newsgroup-auto-expire
4942 (push number gnus-newsgroup-expirable)
4943 (push (cons number gnus-low-score-mark)
4944 gnus-newsgroup-reads)))
4946 (setq mark (gnus-article-mark number))
4947 (push (gnus-data-make number mark (1+ (point)) header 0)
4948 gnus-newsgroup-data)
4949 (gnus-summary-insert-line
4951 (memq number gnus-newsgroup-undownloaded)
4952 mark (memq number gnus-newsgroup-replied)
4953 (memq number gnus-newsgroup-expirable)
4954 (mail-header-subject header) nil
4955 (cdr (assq number gnus-newsgroup-scored))
4956 (memq number gnus-newsgroup-processable))))))
4958 (defun gnus-summary-remove-list-identifiers ()
4959 "Remove list identifiers in `gnus-list-identifiers' from articles in the current group."
4960 (let ((regexp (if (consp gnus-list-identifiers)
4961 (mapconcat 'identity gnus-list-identifiers " *\\|")
4962 gnus-list-identifiers))
4965 (setq regexp (concat "^\\(?:R[Ee]: +\\)*\\(" regexp " *\\)"))
4966 (dolist (header gnus-newsgroup-headers)
4967 (setq subject (mail-header-subject header)
4969 (while (string-match regexp subject)
4971 (concat (substring subject 0 (match-beginning 1))
4972 (substring subject (match-end 0)))
4975 (when (string-match "^\\(\\(?:R[Ee]: +\\)+\\)R[Ee]: +" subject)
4977 (concat (substring subject 0 (match-beginning 1))
4978 (substring subject (match-end 1)))))
4979 (mail-header-set-subject header subject))))))
4981 (defun gnus-fetch-headers (articles)
4982 "Fetch headers of ARTICLES."
4983 (let ((name (gnus-group-decoded-name gnus-newsgroup-name)))
4984 (gnus-message 5 "Fetching headers for %s..." name)
4987 (setq gnus-headers-retrieved-by
4988 (gnus-retrieve-headers
4989 articles gnus-newsgroup-name
4990 ;; We might want to fetch old headers, but
4991 ;; not if there is only 1 article.
4993 (not (eq gnus-fetch-old-headers 'some))
4994 (not (numberp gnus-fetch-old-headers)))
4995 (> (length articles) 1))
4996 gnus-fetch-old-headers))))
4997 (gnus-get-newsgroup-headers-xover
4998 articles nil nil gnus-newsgroup-name t)
4999 (gnus-get-newsgroup-headers))
5000 (gnus-message 5 "Fetching headers for %s...done" name))))
5002 (defun gnus-select-newsgroup (group &optional read-all select-articles)
5003 "Select newsgroup GROUP.
5004 If READ-ALL is non-nil, all articles in the group are selected.
5005 If SELECT-ARTICLES, only select those articles from GROUP."
5006 (let* ((entry (gnus-group-entry group))
5007 ;;!!! Dirty hack; should be removed.
5008 (gnus-summary-ignore-duplicates
5009 (if (eq (car (gnus-find-method-for-group group)) 'nnvirtual)
5011 gnus-summary-ignore-duplicates))
5012 (info (nth 2 entry))
5013 articles fetched-articles cached)
5015 (unless (gnus-check-server
5016 (set (make-local-variable 'gnus-current-select-method)
5017 (gnus-find-method-for-group group)))
5018 (error "Couldn't open server"))
5020 (or (and entry (not (eq (car entry) t))) ; Either it's active...
5021 (gnus-activate-group group) ; Or we can activate it...
5022 (progn ; Or we bug out.
5023 (when (equal major-mode 'gnus-summary-mode)
5024 (gnus-kill-buffer (current-buffer)))
5025 (error "Couldn't activate group %s: %s"
5026 group (gnus-status-message group))))
5028 (unless (gnus-request-group group t)
5029 (when (equal major-mode 'gnus-summary-mode)
5030 (gnus-kill-buffer (current-buffer)))
5031 (error "Couldn't request group %s: %s"
5032 group (gnus-status-message group)))
5035 (gnus-agent-possibly-alter-active group (gnus-active group) info)
5037 (setq gnus-summary-use-undownloaded-faces
5038 (gnus-agent-find-parameter
5040 'agent-enable-undownloaded-faces)))
5042 (setq gnus-newsgroup-name group
5043 gnus-newsgroup-unselected nil
5044 gnus-newsgroup-unreads (gnus-list-of-unread-articles group))
5046 (let ((display (gnus-group-find-parameter group 'display)))
5047 (setq gnus-newsgroup-display
5049 ((not (zerop (or (car-safe read-all) 0)))
5050 ;; The user entered the group with C-u SPC/RET, let's show
5056 (gnus-summary-display-make-predicate (mapcar 'identity display)))
5058 ;; The following is probably the "correct" solution, but
5059 ;; it makes Gnus fetch all headers and then limit the
5060 ;; articles (which is slow), so instead we hack the
5061 ;; select-articles parameter instead. -- Simon Josefsson
5064 ;; (gnus-byte-compile
5065 ;; `(lambda () (> number ,(- (cdr (gnus-active group))
5067 (setq select-articles
5068 (gnus-uncompress-range
5069 (cons (let ((tmp (- (cdr (gnus-active group)) display)))
5073 (cdr (gnus-active group)))))
5078 (gnus-summary-setup-default-charset)
5080 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5081 (when (gnus-virtual-group-p group)
5082 (setq cached gnus-newsgroup-cached))
5084 (setq gnus-newsgroup-unreads
5085 (gnus-sorted-ndifference
5086 (gnus-sorted-ndifference gnus-newsgroup-unreads
5087 gnus-newsgroup-marked)
5088 gnus-newsgroup-dormant))
5090 (setq gnus-newsgroup-processable nil)
5092 (gnus-update-read-articles group gnus-newsgroup-unreads)
5094 ;; Adjust and set lists of article marks.
5096 (gnus-adjust-marked-articles info))
5097 (if (setq articles select-articles)
5098 (setq gnus-newsgroup-unselected
5099 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5100 (setq articles (gnus-articles-to-read group read-all)))
5104 ;;(gnus-message 3 "Couldn't select newsgroup -- no articles to display")
5106 ((eq articles 0) nil)
5108 ;; Init the dependencies hash table.
5109 (setq gnus-newsgroup-dependencies
5110 (gnus-make-hashtable (length articles)))
5111 (gnus-set-global-variables)
5112 ;; Retrieve the headers and read them in.
5114 (setq gnus-newsgroup-headers (gnus-fetch-headers articles))
5116 ;; Kludge to avoid having cached articles nixed out in virtual groups.
5118 (setq gnus-newsgroup-cached cached))
5120 ;; Suppress duplicates?
5121 (when gnus-suppress-duplicates
5122 (gnus-dup-suppress-articles))
5124 ;; Set the initial limit.
5125 (setq gnus-newsgroup-limit (copy-sequence articles))
5126 ;; Remove canceled articles from the list of unread articles.
5127 (setq fetched-articles
5128 (mapcar (lambda (headers) (mail-header-number headers))
5129 gnus-newsgroup-headers))
5130 (setq gnus-newsgroup-articles fetched-articles)
5131 (setq gnus-newsgroup-unreads
5132 (gnus-sorted-nintersection
5133 gnus-newsgroup-unreads fetched-articles))
5134 (gnus-compute-unseen-list)
5136 ;; Removed marked articles that do not exist.
5137 (gnus-update-missing-marks
5138 (gnus-sorted-difference articles fetched-articles))
5139 ;; We might want to build some more threads first.
5140 (when (and gnus-fetch-old-headers
5141 (eq gnus-headers-retrieved-by 'nov))
5142 (if (eq gnus-fetch-old-headers 'invisible)
5143 (gnus-build-all-threads)
5144 (gnus-build-old-threads)))
5145 ;; Let the Gnus agent mark articles as read.
5147 (gnus-agent-get-undownloaded-list))
5148 ;; Remove list identifiers from subject
5149 (when gnus-list-identifiers
5150 (gnus-summary-remove-list-identifiers))
5151 ;; Check whether auto-expire is to be done in this group.
5152 (setq gnus-newsgroup-auto-expire
5153 (gnus-group-auto-expirable-p group))
5154 ;; Set up the article buffer now, if necessary.
5155 (unless gnus-single-article-buffer
5156 (gnus-article-setup-buffer))
5157 ;; First and last article in this newsgroup.
5158 (when gnus-newsgroup-headers
5159 (setq gnus-newsgroup-begin
5160 (mail-header-number (car gnus-newsgroup-headers))
5163 (gnus-last-element gnus-newsgroup-headers))))
5164 ;; GROUP is successfully selected.
5165 (or gnus-newsgroup-headers t)))))
5167 (defun gnus-compute-unseen-list ()
5168 ;; The `seen' marks are treated specially.
5169 (if (not gnus-newsgroup-seen)
5170 (setq gnus-newsgroup-unseen gnus-newsgroup-articles)
5171 (setq gnus-newsgroup-unseen
5172 (gnus-inverse-list-range-intersection
5173 gnus-newsgroup-articles gnus-newsgroup-seen))))
5175 (defun gnus-summary-display-make-predicate (display)
5176 (require 'gnus-agent)
5177 (when (= (length display) 1)
5178 (setq display (car display)))
5179 (unless gnus-summary-display-cache
5180 (dolist (elem (append '((unread . unread)
5183 gnus-article-mark-lists))
5184 (push (cons (cdr elem)
5186 `(lambda () (gnus-article-marked-p ',(cdr elem)))))
5187 gnus-summary-display-cache)))
5188 (let ((gnus-category-predicate-alist gnus-summary-display-cache)
5189 (gnus-category-predicate-cache gnus-summary-display-cache))
5190 (gnus-get-predicate display)))
5192 ;; Uses the dynamically bound `number' variable.
5195 (defun gnus-article-marked-p (type &optional article)
5196 (let ((article (or article number)))
5199 (memq article gnus-newsgroup-marked))
5201 (memq article gnus-newsgroup-spam-marked))
5203 (memq article gnus-newsgroup-unsendable))
5204 ((eq type 'undownload)
5205 (memq article gnus-newsgroup-undownloaded))
5206 ((eq type 'download)
5207 (memq article gnus-newsgroup-downloadable))
5209 (memq article gnus-newsgroup-unreads))
5211 (memq article gnus-newsgroup-reads))
5213 (memq article gnus-newsgroup-dormant) )
5215 (memq article gnus-newsgroup-expirable))
5217 (memq article gnus-newsgroup-replied))
5219 (memq article gnus-newsgroup-killed))
5220 ((eq type 'bookmark)
5221 (assq article gnus-newsgroup-bookmarks))
5223 (assq article gnus-newsgroup-scored))
5225 (memq article gnus-newsgroup-saved))
5227 (memq article gnus-newsgroup-cached))
5229 (memq article gnus-newsgroup-forwarded))
5231 (not (memq article gnus-newsgroup-unseen)))
5233 (memq article gnus-newsgroup-recent))
5236 (defun gnus-articles-to-read (group &optional read-all)
5237 "Find out what articles the user wants to read."
5238 (let* ((display (gnus-group-find-parameter group 'display))
5240 ;; Select all articles if `read-all' is non-nil, or if there
5241 ;; are no unread articles.
5243 (and (zerop (length gnus-newsgroup-marked))
5244 (zerop (length gnus-newsgroup-unreads)))
5245 ;; Fetch all if the predicate is non-nil.
5246 gnus-newsgroup-display)
5247 ;; We want to select the headers for all the articles in
5248 ;; the group, so we select either all the active
5249 ;; articles in the group, or (if that's nil), the
5250 ;; articles in the cache.
5252 (gnus-uncompress-range (gnus-active group))
5253 (gnus-cache-articles-in-group group))
5254 ;; Select only the "normal" subset of articles.
5256 (gnus-sorted-union gnus-newsgroup-dormant gnus-newsgroup-marked)
5257 gnus-newsgroup-unreads)))
5258 (scored-list (gnus-killed-articles gnus-newsgroup-killed articles))
5259 (scored (length scored-list))
5260 (number (length articles))
5261 (marked (+ (length gnus-newsgroup-marked)
5262 (length gnus-newsgroup-dormant)))
5267 ((numberp gnus-newsgroup-display)
5268 gnus-newsgroup-display)
5272 ((and (or (<= scored marked) (= scored number))
5273 (numberp gnus-large-newsgroup)
5274 (> number gnus-large-newsgroup))
5275 (let* ((cursor-in-echo-area nil)
5276 (initial (gnus-parameter-large-newsgroup-initial
5277 gnus-newsgroup-name))
5281 "How many articles from %s (%s %d): "
5283 (gnus-group-decoded-name gnus-newsgroup-name)
5285 (if initial "max" "default")
5288 (cons (number-to-string initial)
5290 (if (string-match "^[ \t]*$" input) number input)))
5291 ((and (> scored marked) (< scored number)
5292 (> (- scored number) 20))
5295 (format "%s %s (%d scored, %d total): "
5296 "How many articles from"
5297 (gnus-group-decoded-name group)
5299 (if (string-match "^[ \t]*$" input)
5303 (message "Quit getting the articles to read")
5305 (setq select (if (stringp select) (string-to-number select) select))
5306 (if (or (null select) (zerop select))
5308 (if (and (not (zerop scored)) (<= (abs select) scored))
5310 (setq articles (sort scored-list '<))
5311 (setq number (length articles)))
5312 (setq articles (copy-sequence articles)))
5314 (when (< (abs select) number)
5316 ;; Select the N oldest articles.
5317 (setcdr (nthcdr (1- (abs select)) articles) nil)
5318 ;; Select the N most recent articles.
5319 (setq articles (nthcdr (- number select) articles))))
5320 (setq gnus-newsgroup-unselected
5321 (gnus-sorted-difference gnus-newsgroup-unreads articles))
5322 (when gnus-alter-articles-to-read-function
5325 (funcall gnus-alter-articles-to-read-function
5326 gnus-newsgroup-name articles)
5330 (defun gnus-killed-articles (killed articles)
5333 (when (inline (gnus-member-of-range (car articles) killed))
5334 (push (car articles) out))
5335 (setq articles (cdr articles)))
5338 (defun gnus-uncompress-marks (marks)
5339 "Uncompress the mark ranges in MARKS."
5340 (let ((uncompressed '(score bookmark))
5343 (if (memq (caar marks) uncompressed)
5344 (push (car marks) out)
5345 (push (cons (caar marks) (gnus-uncompress-range (cdar marks))) out))
5346 (setq marks (cdr marks)))
5349 (defun gnus-article-mark-to-type (mark)
5350 "Return the type of MARK."
5351 (or (cadr (assq mark gnus-article-special-mark-lists))
5354 (defun gnus-article-unpropagatable-p (mark)
5355 "Return whether MARK should be propagated to back end."
5356 (memq mark gnus-article-unpropagated-mark-lists))
5358 (defun gnus-adjust-marked-articles (info)
5359 "Set all article lists and remove all marks that are no longer valid."
5360 (let* ((marked-lists (gnus-info-marks info))
5361 (active (gnus-active (gnus-info-group info)))
5364 (types gnus-article-mark-lists)
5365 marks var articles article mark mark-type p-articles
5368 (dolist (marks marked-lists)
5369 (setq mark (car marks)
5370 mark-type (gnus-article-mark-to-type mark)
5371 var (intern (format "gnus-newsgroup-%s" (car (rassq mark types)))))
5373 ;; We set the variable according to the type of the marks list,
5374 ;; and then adjust the marks to a subset of the active articles.
5376 ;; Adjust "simple" lists - compressed yet unsorted
5377 ((eq mark-type 'list)
5378 ;; Simultaneously uncompress and clip to active range
5379 (setq p-articles marks
5380 articles (cdr p-articles))
5381 (while (setq article (car articles))
5382 (when (cond ((consp article)
5383 (setq bgn (max (car article) min)
5384 end (min (cdr article) max))
5386 t ; range excluded - splice out of marks
5387 (setcar articles bgn) ; First value replaces range.
5390 (setq articles (setcdr articles (cons bgn (cdr articles)))
5392 (setq p-articles articles
5393 articles (cdr articles))
5395 ((or (< article min)
5397 t ; value excluded - splice out of marks
5400 (setq p-articles articles
5401 articles (cdr articles))
5403 ;; perform slice to remove article
5404 (if (setcar articles (cadr articles))
5405 (setcdr articles (cddr articles))
5406 (setcdr p-articles nil))))
5407 (set var (cdr marks)))
5409 ((eq mark-type 'tuple)
5410 (set var (setq articles (cdr marks)))
5411 (when (not (listp (cdr (symbol-value var))))
5412 (set var (list (symbol-value var))))
5413 (when (not (listp (cdr articles)))
5414 (setq articles (list articles)))
5416 (when (or (not (consp (setq article (pop articles))))
5417 (< (car article) min)
5418 (> (car article) max))
5419 (set var (delq article (symbol-value var))))))
5420 ;; Adjust ranges (sloppily).
5421 ((eq mark-type 'range)
5424 ;; Fix the record for `seen' if it looks like (seen NUM1 . NUM2).
5425 ;; It should be (seen (NUM1 . NUM2)).
5426 (when (numberp (cddr marks))
5427 (setcdr marks (list (cdr marks))))
5428 (setq articles (cdr marks))
5429 (while (and articles
5430 (or (and (consp (car articles))
5431 (> min (cdar articles)))
5432 (and (numberp (car articles))
5433 (> min (car articles)))))
5435 (set var articles))))))))
5437 (defun gnus-update-missing-marks (missing)
5438 "Go through the list of MISSING articles and remove them from the mark lists."
5441 ;; Go through all types.
5442 (dolist (elem gnus-article-mark-lists)
5443 (when (eq (gnus-article-mark-to-type (cdr elem)) 'list)
5444 (setq var (intern (format "gnus-newsgroup-%s" (car elem))))
5445 (when (symbol-value var)
5446 ;; This list has articles. So we delete all missing
5447 ;; articles from it.
5450 (set var (delq (pop m) (symbol-value var))))))))))
5452 (defun gnus-update-marks ()
5453 "Enter the various lists of marked articles into the newsgroup info list."
5454 (let ((types gnus-article-mark-lists)
5455 (info (gnus-get-info gnus-newsgroup-name))
5456 type list newmarked symbol delta-marks)
5458 ;; Add all marks lists to the list of marks lists.
5459 (while (setq type (pop types))
5460 (setq list (symbol-value
5462 (intern (format "gnus-newsgroup-%s" (car type))))))
5465 ;; Get rid of the entries of the articles that have the
5467 (when (and (eq (cdr type) 'score)
5471 (prev (cons nil list))
5474 (if (or (not (consp (car arts)))
5475 (= (cdar arts) gnus-summary-default-score))
5476 (setcdr prev (cdr arts))
5478 (setq arts (cdr arts)))
5479 (setq list (cdr all)))))
5481 (when (eq (cdr type) 'seen)
5482 (setq list (gnus-range-add list gnus-newsgroup-unseen)))
5484 (when (eq (gnus-article-mark-to-type (cdr type)) 'list)
5485 (setq list (gnus-compress-sequence (set symbol (sort list '<)) t)))
5487 (when (and (gnus-check-backend-function
5488 'request-set-mark gnus-newsgroup-name)
5489 (not (gnus-article-unpropagatable-p (cdr type))))
5490 (let* ((old (cdr (assq (cdr type) (gnus-info-marks info))))
5491 (del (gnus-remove-from-range (gnus-copy-sequence old) list))
5492 (add (gnus-remove-from-range
5493 (gnus-copy-sequence list) old)))
5495 (push (list add 'add (list (cdr type))) delta-marks))
5497 (push (list del 'del (list (cdr type))) delta-marks))))
5500 (push (cons (cdr type) list) newmarked)))
5503 (unless (gnus-check-group gnus-newsgroup-name)
5504 (error "Can't open server for %s" gnus-newsgroup-name))
5505 (gnus-request-set-mark gnus-newsgroup-name delta-marks))
5507 ;; Enter these new marks into the info of the group.
5509 (setcar (nthcdr 3 info) newmarked)
5510 ;; Add the marks lists to the end of the info.
5512 (setcdr (nthcdr 2 info) (list newmarked))))
5514 ;; Cut off the end of the info if there's nothing else there.
5518 (when (nthcdr (decf i) info)
5519 (setcdr (nthcdr i info) nil)))))))
5521 (defun gnus-set-mode-line (where)
5522 "Set the mode line of the article or summary buffers.
5523 If WHERE is `summary', the summary mode line format will be used."
5524 ;; Is this mode line one we keep updated?
5525 (when (and (memq where gnus-updated-mode-lines)
5527 (intern (format "gnus-%s-mode-line-format-spec" where))))
5530 ;; We evaluate this in the summary buffer since these
5531 ;; variables are buffer-local to that buffer.
5532 (set-buffer gnus-summary-buffer)
5533 ;; We bind all these variables that are used in the `eval' form
5535 (let* ((mformat (symbol-value
5537 (format "gnus-%s-mode-line-format-spec" where))))
5538 (gnus-tmp-group-name (gnus-group-decoded-name
5539 gnus-newsgroup-name))
5540 (gnus-tmp-article-number (or gnus-current-article 0))
5541 (gnus-tmp-unread gnus-newsgroup-unreads)
5542 (gnus-tmp-unread-and-unticked (length gnus-newsgroup-unreads))
5543 (gnus-tmp-unselected (length gnus-newsgroup-unselected))
5544 (gnus-tmp-unread-and-unselected
5545 (cond ((and (zerop gnus-tmp-unread-and-unticked)
5546 (zerop gnus-tmp-unselected))
5548 ((zerop gnus-tmp-unselected)
5549 (format "{%d more}" gnus-tmp-unread-and-unticked))
5550 (t (format "{%d(+%d) more}"
5551 gnus-tmp-unread-and-unticked
5552 gnus-tmp-unselected))))
5554 (if (and gnus-current-headers
5555 (vectorp gnus-current-headers))
5556 (gnus-mode-string-quote
5557 (mail-header-subject gnus-current-headers))
5559 bufname-length max-len
5560 gnus-tmp-header) ;; passed as argument to any user-format-funcs
5561 (setq mode-string (eval mformat))
5562 (setq bufname-length (if (string-match "%b" mode-string)
5565 (if (eq where 'summary)
5567 (get-buffer gnus-article-buffer))))
5570 (setq max-len (max 4 (if gnus-mode-non-string-length
5572 gnus-mode-non-string-length
5574 (length mode-string))))
5575 ;; We might have to chop a bit of the string off...
5576 (when (> (length mode-string) max-len)
5578 (concat (truncate-string-to-width mode-string (- max-len 3))
5580 ;; Pad the mode string a bit.
5581 (setq mode-string (format (format "%%-%ds" max-len) mode-string))))
5582 ;; Update the mode line.
5583 (setq mode-line-buffer-identification
5584 (gnus-mode-line-buffer-identification (list mode-string)))
5585 (set-buffer-modified-p t))))
5587 (defun gnus-create-xref-hashtb (from-newsgroup headers unreads)
5588 "Go through the HEADERS list and add all Xrefs to a hash table.
5589 The resulting hash table is returned, or nil if no Xrefs were found."
5590 (let* ((virtual (gnus-virtual-group-p from-newsgroup))
5591 (prefix (if virtual "" (gnus-group-real-prefix from-newsgroup)))
5592 (xref-hashtb (gnus-make-hashtable))
5593 start group entry number xrefs header)
5595 (setq header (pop headers))
5596 (when (and (setq xrefs (mail-header-xref header))
5597 (not (memq (setq number (mail-header-number header))
5600 (while (string-match "\\([^ ]+\\)[:/]\\([0-9]+\\)" xrefs start)
5601 (setq start (match-end 0))
5602 (setq group (if prefix
5603 (concat prefix (substring xrefs (match-beginning 1)
5605 (substring xrefs (match-beginning 1) (match-end 1))))
5607 (string-to-int (substring xrefs (match-beginning 2)
5609 (if (setq entry (gnus-gethash group xref-hashtb))
5610 (setcdr entry (cons number (cdr entry)))
5611 (gnus-sethash group (cons number nil) xref-hashtb)))))
5612 (and start xref-hashtb)))
5614 (defun gnus-mark-xrefs-as-read (from-newsgroup headers unreads)
5615 "Look through all the headers and mark the Xrefs as read."
5616 (let ((virtual (gnus-virtual-group-p from-newsgroup))
5617 name info xref-hashtb idlist method nth4)
5619 (set-buffer gnus-group-buffer)
5620 (when (setq xref-hashtb
5621 (gnus-create-xref-hashtb from-newsgroup headers unreads))
5624 (unless (string= from-newsgroup (setq name (symbol-name group)))
5625 (setq idlist (symbol-value group))
5626 ;; Dead groups are not updated.
5628 (setq info (gnus-get-info name))
5629 (when (stringp (setq nth4 (gnus-info-method info)))
5630 (setq nth4 (gnus-server-to-method nth4))))
5631 ;; Only do the xrefs if the group has the same
5632 ;; select method as the group we have just read.
5633 (or (gnus-methods-equal-p
5634 nth4 (gnus-find-method-for-group from-newsgroup))
5636 (equal nth4 (setq method (gnus-find-method-for-group
5638 (and (equal (car nth4) (car method))
5639 (equal (nth 1 nth4) (nth 1 method))))
5640 gnus-use-cross-reference
5641 (or (not (eq gnus-use-cross-reference t))
5643 ;; Only do cross-references on subscribed
5644 ;; groups, if that is what is wanted.
5645 (<= (gnus-info-level info) gnus-level-subscribed))
5646 (gnus-group-make-articles-read name idlist))))
5649 (defun gnus-compute-read-articles (group articles)
5650 (let* ((entry (gnus-group-entry group))
5651 (info (nth 2 entry))
5652 (active (gnus-active group))
5655 ;; First peel off all invalid article numbers.
5657 (let ((ids articles)
5659 (while (setq id (pop ids))
5660 (when (and first (> id (cdr active)))
5661 ;; We'll end up in this situation in one particular
5662 ;; obscure situation. If you re-scan a group and get
5663 ;; a new article that is cross-posted to a different
5664 ;; group that has not been re-scanned, you might get
5665 ;; crossposted article that has a higher number than
5666 ;; Gnus believes possible. So we re-activate this
5667 ;; group as well. This might mean doing the
5668 ;; crossposting thingy will *increase* the number
5669 ;; of articles in some groups. Tsk, tsk.
5670 (setq active (or (gnus-activate-group group) active)))
5671 (when (or (> id (cdr active))
5672 (< id (car active)))
5673 (setq articles (delq id articles))))))
5674 ;; If the read list is nil, we init it.
5676 (null (gnus-info-read info))
5678 (setq ninfo (cons 1 (1- (car active))))
5679 (setq ninfo (gnus-info-read info)))
5680 ;; Then we add the read articles to the range.
5682 ninfo (setq articles (sort articles '<))))))
5684 (defun gnus-group-make-articles-read (group articles)
5685 "Update the info of GROUP to say that ARTICLES are read."
5687 (entry (gnus-group-entry group))
5688 (info (nth 2 entry))
5689 (active (gnus-active group))
5692 (setq range (gnus-compute-read-articles group articles))
5693 (with-current-buffer gnus-group-buffer
5696 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
5697 (gnus-info-set-read ',info ',(gnus-info-read info))
5698 (gnus-get-unread-articles-in-group ',info (gnus-active ,group))
5699 (gnus-request-set-mark ,group (list (list ',range 'del '(read))))
5700 (gnus-group-update-group ,group t))))
5701 ;; Add the read articles to the range.
5702 (gnus-info-set-read info range)
5703 (gnus-request-set-mark group (list (list range 'add '(read))))
5704 ;; Then we have to re-compute how many unread
5705 ;; articles there are in this group.
5709 (setq num (- (1+ (cdr active)) (car active))))
5710 ((not (listp (cdr range)))
5711 (setq num (- (cdr active) (- (1+ (cdr range))
5715 (if (numberp (car range))
5717 (setq num (+ num (- (1+ (cdar range)) (caar range)))))
5718 (setq range (cdr range)))
5719 (setq num (- (cdr active) num))))
5720 ;; Update the number of unread articles.
5722 ;; Update the group buffer.
5723 (unless (gnus-ephemeral-group-p group)
5724 (gnus-group-update-group group t))))))
5726 (defvar gnus-newsgroup-none-id 0)
5728 (defun gnus-get-newsgroup-headers (&optional dependencies force-new)
5729 (let ((cur nntp-server-buffer)
5732 (save-excursion (set-buffer gnus-summary-buffer)
5733 gnus-newsgroup-dependencies)))
5735 (mail-parse-charset gnus-newsgroup-charset)
5736 (mail-parse-ignored-charsets
5737 (save-excursion (condition-case nil
5738 (set-buffer gnus-summary-buffer)
5740 gnus-newsgroup-ignored-charsets)))
5742 (set-buffer nntp-server-buffer)
5743 ;; Translate all TAB characters into SPACE characters.
5744 (subst-char-in-region (point-min) (point-max) ?\t ? t)
5745 (subst-char-in-region (point-min) (point-max) ?\r ? t)
5746 (ietf-drums-unfold-fws)
5747 (gnus-run-hooks 'gnus-parse-headers-hook)
5748 (let ((case-fold-search t)
5749 in-reply-to header p lines chars)
5750 (goto-char (point-min))
5751 ;; Search to the beginning of the next header. Error messages
5752 ;; do not begin with 2 or 3.
5753 (while (re-search-forward "^[23][0-9]+ " nil t)
5756 ;; This implementation of this function, with nine
5757 ;; search-forwards instead of the one re-search-forward and
5758 ;; a case (which basically was the old function) is actually
5759 ;; about twice as fast, even though it looks messier. You
5760 ;; can't have everything, I guess. Speed and elegance
5761 ;; doesn't always go hand in hand.
5770 (narrow-to-region (point)
5771 (or (and (search-forward "\n.\n" nil t)
5777 (if (search-forward "\nsubject:" nil t)
5778 (funcall gnus-decode-encoded-word-function
5779 (nnheader-header-value))
5784 (if (search-forward "\nfrom:" nil t)
5785 (funcall gnus-decode-encoded-word-function
5786 (nnheader-header-value))
5791 (if (search-forward "\ndate:" nil t)
5792 (nnheader-header-value) ""))
5796 (setq id (if (re-search-forward
5797 "^message-id: *\\(<[^\n\t> ]+>\\)" nil t)
5798 ;; We do it this way to make sure the Message-ID
5799 ;; is (somewhat) syntactically valid.
5800 (buffer-substring (match-beginning 1)
5802 ;; If there was no message-id, we just fake one
5803 ;; to make subsequent routines simpler.
5804 (nnheader-generate-fake-message-id))))
5808 (if (search-forward "\nreferences:" nil t)
5812 (nnheader-header-value)
5817 (search-backward ">" end t)
5820 (search-backward "<" end t)
5822 ;; Get the references from the in-reply-to header if there
5823 ;; were no references and the in-reply-to header looks
5825 (if (and (search-forward "\nin-reply-to:" nil t)
5826 (setq in-reply-to (nnheader-header-value))
5827 (string-match "<[^>]+>" in-reply-to))
5829 (setq ref (substring in-reply-to (match-beginning 0)
5831 (while (string-match "<[^>]+>" in-reply-to (match-end 0))
5832 (setq ref2 (substring in-reply-to (match-beginning 0)
5834 (when (> (length ref2) (length ref))
5841 (if (search-forward "\nchars: " nil t)
5842 (if (numberp (setq chars (ignore-errors (read cur))))
5848 (if (search-forward "\nlines: " nil t)
5849 (if (numberp (setq lines (ignore-errors (read cur))))
5855 (and (search-forward "\nxref:" nil t)
5856 (nnheader-header-value)))
5858 (when gnus-extra-headers
5859 (let ((extra gnus-extra-headers)
5863 (when (search-forward
5864 (concat "\n" (symbol-name (car extra)) ":") nil t)
5865 (push (cons (car extra) (nnheader-header-value))
5869 (when (equal id ref)
5872 (when gnus-alter-header-function
5873 (funcall gnus-alter-header-function header)
5874 (setq id (mail-header-id header)
5875 ref (gnus-parent-id (mail-header-references header))))
5878 (gnus-dependencies-add-header
5879 header dependencies force-new))
5880 (push header headers))
5881 (goto-char (point-max))
5883 (nreverse headers)))))
5885 ;; Goes through the xover lines and returns a list of vectors
5886 (defun gnus-get-newsgroup-headers-xover (sequence &optional
5887 force-new dependencies
5888 group also-fetch-heads)
5889 "Parse the news overview data in the server buffer.
5890 Return a list of headers that match SEQUENCE (see
5891 `nntp-retrieve-headers')."
5892 ;; Get the Xref when the users reads the articles since most/some
5893 ;; NNTP servers do not include Xrefs when using XOVER.
5894 (setq gnus-article-internal-prepare-hook '(gnus-article-get-xrefs))
5895 (let ((mail-parse-charset gnus-newsgroup-charset)
5896 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets)
5897 (cur nntp-server-buffer)
5898 (dependencies (or dependencies gnus-newsgroup-dependencies))
5900 ((eq gnus-read-all-available-headers t)
5902 ((stringp gnus-read-all-available-headers)
5903 (string-match gnus-read-all-available-headers group))
5906 number headers header)
5908 (set-buffer nntp-server-buffer)
5909 (subst-char-in-region (point-min) (point-max) ?\r ? t)
5910 ;; Allow the user to mangle the headers before parsing them.
5911 (gnus-run-hooks 'gnus-parse-headers-hook)
5912 (goto-char (point-min))
5913 (gnus-parse-without-error
5914 (while (and (or sequence allp)
5916 (setq number (read cur))
5918 (while (and sequence
5919 (< (car sequence) number))
5920 (setq sequence (cdr sequence))))
5923 (eq number (car sequence))))
5925 (setq sequence (cdr sequence))
5926 (setq header (inline
5927 (gnus-nov-parse-line
5928 number dependencies force-new)))))
5929 (push header headers))
5931 ;; A common bug in inn is that if you have posted an article and
5932 ;; then retrieves the active file, it will answer correctly --
5933 ;; the new article is included. However, a NOV entry for the
5934 ;; article may not have been generated yet, so this may fail.
5935 ;; We work around this problem by retrieving the last few
5936 ;; headers using HEAD.
5937 (if (or (not also-fetch-heads)
5939 ;; We (probably) got all the headers.
5941 (let ((gnus-nov-is-evil t))
5944 (when (eq (gnus-retrieve-headers sequence group) 'headers)
5945 (gnus-get-newsgroup-headers))))))))
5947 (defun gnus-article-get-xrefs ()
5948 "Fill in the Xref value in `gnus-current-headers', if necessary.
5949 This is meant to be called in `gnus-article-internal-prepare-hook'."
5950 (let ((headers (save-excursion (set-buffer gnus-summary-buffer)
5951 gnus-current-headers)))
5952 (or (not gnus-use-cross-reference)
5954 (and (mail-header-xref headers)
5955 (not (string= (mail-header-xref headers) "")))
5956 (let ((case-fold-search t)
5959 (nnheader-narrow-to-headers)
5960 (goto-char (point-min))
5961 (when (or (and (not (eobp))
5962 (eq (downcase (char-after)) ?x)
5963 (looking-at "Xref:"))
5964 (search-forward "\nXref:" nil t))
5965 (goto-char (1+ (match-end 0)))
5966 (setq xref (buffer-substring (point) (point-at-eol)))
5967 (mail-header-set-xref headers xref)))))))
5969 (defun gnus-summary-insert-subject (id &optional old-header use-old-header)
5970 "Find article ID and insert the summary line for that article.
5971 OLD-HEADER can either be a header or a line number to insert
5972 the subject line on."
5973 (let* ((line (and (numberp old-header) old-header))
5974 (old-header (and (vectorp old-header) old-header))
5975 (header (cond ((and old-header use-old-header)
5978 (gnus-number-to-header id))
5979 (gnus-number-to-header id))
5981 (gnus-read-header id))))
5982 (number (and (numberp id) id))
5985 ;; Rebuild the thread that this article is part of and go to the
5986 ;; article we have fetched.
5987 (when (and (not gnus-show-threads)
5990 (setq d (gnus-data-find (mail-header-number old-header))))
5991 (goto-char (gnus-data-pos d))
5997 (gnus-delete-line))))))
5999 (mail-header-set-number header (mail-header-number old-header)))
6000 (setq gnus-newsgroup-sparse
6001 (delq (setq number (mail-header-number header))
6002 gnus-newsgroup-sparse))
6003 (setq gnus-newsgroup-ancient (delq number gnus-newsgroup-ancient))
6004 (push number gnus-newsgroup-limit)
6005 (gnus-rebuild-thread (mail-header-id header) line)
6006 (gnus-summary-goto-subject number nil t))
6007 (when (and (numberp number)
6009 ;; We have to update the boundaries even if we can't fetch the
6010 ;; article if ID is a number -- so that the next `P' or `N'
6011 ;; command will fetch the previous (or next) article even
6012 ;; if the one we tried to fetch this time has been canceled.
6013 (when (> number gnus-newsgroup-end)
6014 (setq gnus-newsgroup-end number))
6015 (when (< number gnus-newsgroup-begin)
6016 (setq gnus-newsgroup-begin number))
6017 (setq gnus-newsgroup-unselected
6018 (delq number gnus-newsgroup-unselected)))
6019 ;; Report back a success?
6020 (and header (mail-header-number header))))
6022 ;;; Process/prefix in the summary buffer
6024 (defun gnus-summary-work-articles (n)
6025 "Return a list of articles to be worked upon.
6026 The prefix argument, the list of process marked articles, and the
6027 current article will be taken into consideration."
6029 (set-buffer gnus-summary-buffer)
6032 ;; A numerical prefix has been given.
6033 (setq n (prefix-numeric-value n))
6034 (let ((backward (< n 0))
6035 (n (abs (prefix-numeric-value n)))
6040 (push (setq article (gnus-summary-article-number))
6043 (gnus-summary-find-prev nil article)
6044 (gnus-summary-find-next nil article)))
6046 (nreverse articles)))
6047 ((and (gnus-region-active-p) (mark))
6048 (message "region active")
6049 ;; Work on the region between point and mark.
6050 (let ((max (max (point) (mark)))
6053 (goto-char (min (min (point) (mark))))
6056 (push (setq article (gnus-summary-article-number)) articles)
6057 (gnus-summary-find-next nil article)
6059 (nreverse articles))))
6060 (gnus-newsgroup-processable
6061 ;; There are process-marked articles present.
6062 ;; Save current state.
6063 (gnus-summary-save-process-mark)
6065 (reverse gnus-newsgroup-processable))
6067 ;; Just return the current article.
6068 (list (gnus-summary-article-number))))))
6070 (defmacro gnus-summary-iterate (arg &rest forms)
6071 "Iterate over the process/prefixed articles and do FORMS.
6072 ARG is the interactive prefix given to the command. FORMS will be
6073 executed with point over the summary line of the articles."
6074 (let ((articles (make-symbol "gnus-summary-iterate-articles")))
6075 `(let ((,articles (gnus-summary-work-articles ,arg)))
6077 (gnus-summary-goto-subject (car ,articles))
6081 (put 'gnus-summary-iterate 'lisp-indent-function 1)
6082 (put 'gnus-summary-iterate 'edebug-form-spec '(form body))
6084 (defun gnus-summary-save-process-mark ()
6085 "Push the current set of process marked articles on the stack."
6087 (push (copy-sequence gnus-newsgroup-processable)
6088 gnus-newsgroup-process-stack))
6090 (defun gnus-summary-kill-process-mark ()
6091 "Push the current set of process marked articles on the stack and unmark."
6093 (gnus-summary-save-process-mark)
6094 (gnus-summary-unmark-all-processable))
6096 (defun gnus-summary-yank-process-mark ()
6097 "Pop the last process mark state off the stack and restore it."
6099 (unless gnus-newsgroup-process-stack
6100 (error "Empty mark stack"))
6101 (gnus-summary-process-mark-set (pop gnus-newsgroup-process-stack)))
6103 (defun gnus-summary-process-mark-set (set)
6104 "Make SET into the current process marked articles."
6105 (gnus-summary-unmark-all-processable)
6107 (gnus-summary-set-process-mark (pop set))))
6109 ;;; Searching and stuff
6111 (defun gnus-summary-search-group (&optional backward use-level)
6112 "Search for next unread newsgroup.
6113 If optional argument BACKWARD is non-nil, search backward instead."
6115 (set-buffer gnus-group-buffer)
6116 (when (gnus-group-search-forward
6117 backward nil (if use-level (gnus-group-group-level) nil))
6118 (gnus-group-group-name))))
6120 (defun gnus-summary-best-group (&optional exclude-group)
6121 "Find the name of the best unread group.
6122 If EXCLUDE-GROUP, do not go to this group."
6124 (set-buffer gnus-group-buffer)
6126 (gnus-group-best-unread-group exclude-group))))
6128 (defun gnus-summary-find-next (&optional unread article backward)
6130 (gnus-summary-find-prev unread article)
6131 (let* ((dummy (gnus-summary-article-intangible-p))
6132 (article (or article (gnus-summary-article-number)))
6133 (data (gnus-data-find-list article))
6135 (when (and (not dummy)
6136 (or (not gnus-summary-check-current)
6138 (not (gnus-data-unread-p (car data)))))
6139 (setq data (cdr data)))
6144 (unless (memq (gnus-data-number (car data))
6146 ((eq gnus-auto-goto-ignores
6147 'always-undownloaded)
6148 gnus-newsgroup-undownloaded)
6151 ((eq gnus-auto-goto-ignores
6153 gnus-newsgroup-unfetched)
6154 ((eq gnus-auto-goto-ignores
6156 gnus-newsgroup-undownloaded)))
6157 (when (gnus-data-unread-p (car data))
6158 (setq result (car data)
6160 (setq data (cdr data)))
6163 (goto-char (gnus-data-pos result))
6164 (gnus-data-number result)))))
6166 (defun gnus-summary-find-prev (&optional unread article)
6167 (let* ((eobp (eobp))
6168 (article (or article (gnus-summary-article-number)))
6169 (data (gnus-data-find-list article (gnus-data-list 'rev)))
6171 (when (and (not eobp)
6172 (or (not gnus-summary-check-current)
6174 (not (gnus-data-unread-p (car data)))))
6175 (setq data (cdr data)))
6180 (unless (memq (gnus-data-number (car data))
6182 ((eq gnus-auto-goto-ignores
6183 'always-undownloaded)
6184 gnus-newsgroup-undownloaded)
6187 ((eq gnus-auto-goto-ignores
6189 gnus-newsgroup-unfetched)
6190 ((eq gnus-auto-goto-ignores
6192 gnus-newsgroup-undownloaded)))
6193 (when (gnus-data-unread-p (car data))
6194 (setq result (car data)
6196 (setq data (cdr data)))
6199 (goto-char (gnus-data-pos result))
6200 (gnus-data-number result))))
6202 (defun gnus-summary-find-subject (subject &optional unread backward article)
6203 (let* ((simp-subject (gnus-simplify-subject-fully subject))
6204 (article (or article (gnus-summary-article-number)))
6205 (articles (gnus-data-list backward))
6206 (arts (gnus-data-find-list article articles))
6208 (when (or (not gnus-summary-check-current)
6210 (not (gnus-data-unread-p (car arts))))
6211 (setq arts (cdr arts)))
6213 (and (or (not unread)
6214 (gnus-data-unread-p (car arts)))
6215 (vectorp (gnus-data-header (car arts)))
6217 simp-subject (mail-header-subject (gnus-data-header (car arts))) t)
6218 (setq result (car arts)
6220 (setq arts (cdr arts)))
6222 (goto-char (gnus-data-pos result))
6223 (gnus-data-number result))))
6225 (defun gnus-summary-search-forward (&optional unread subject backward)
6226 "Search forward for an article.
6227 If UNREAD, look for unread articles. If SUBJECT, look for
6228 articles with that subject. If BACKWARD, search backward instead."
6229 (cond (subject (gnus-summary-find-subject subject unread backward))
6230 (backward (gnus-summary-find-prev unread))
6231 (t (gnus-summary-find-next unread))))
6233 (defun gnus-recenter (&optional n)
6234 "Center point in window and redisplay frame.
6235 Also do horizontal recentering."
6237 (when (and gnus-auto-center-summary
6238 (not (eq gnus-auto-center-summary 'vertical)))
6239 (gnus-horizontal-recenter))
6242 (defun gnus-summary-recenter ()
6243 "Center point in the summary window.
6244 If `gnus-auto-center-summary' is nil, or the article buffer isn't
6245 displayed, no centering will be performed."
6246 ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
6247 ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
6249 ;; The user has to want it.
6250 (when gnus-auto-center-summary
6251 (let* ((top (cond ((< (window-height) 4) 0)
6252 ((< (window-height) 7) 1)
6253 (t (if (numberp gnus-auto-center-summary)
6254 gnus-auto-center-summary
6256 (height (1- (window-height)))
6257 (bottom (save-excursion (goto-char (point-max))
6258 (forward-line (- height))
6260 (window (get-buffer-window (current-buffer))))
6261 (when (get-buffer-window gnus-article-buffer)
6262 ;; Only do recentering when the article buffer is displayed,
6263 ;; Set the window start to either `bottom', which is the biggest
6264 ;; possible valid number, or the second line from the top,
6265 ;; whichever is the least.
6266 (let ((top-pos (save-excursion (forward-line (- top)) (point))))
6267 (if (> bottom top-pos)
6268 ;; Keep the second line from the top visible
6269 (set-window-start window top-pos t)
6270 ;; Try to keep the bottom line visible; if it's partially
6271 ;; obscured, either scroll one more line to make it fully
6272 ;; visible, or revert to using TOP-POS.
6274 (goto-char (point-max))
6276 (let ((last-line-start (point)))
6278 (set-window-start window (point) t)
6279 (when (not (pos-visible-in-window-p last-line-start window))
6281 (set-window-start window (min (point) top-pos) t)))))))
6282 ;; Do horizontal recentering while we're at it.
6283 (when (and (get-buffer-window (current-buffer) t)
6284 (not (eq gnus-auto-center-summary 'vertical)))
6285 (let ((selected (selected-window)))
6286 (select-window (get-buffer-window (current-buffer) t))
6287 (gnus-summary-position-point)
6288 (gnus-horizontal-recenter)
6289 (select-window selected))))))
6291 (defun gnus-summary-jump-to-group (newsgroup)
6292 "Move point to NEWSGROUP in group mode buffer."
6293 ;; Keep update point of group mode buffer if visible.
6294 (if (eq (current-buffer) (get-buffer gnus-group-buffer))
6295 (save-window-excursion
6296 ;; Take care of tree window mode.
6297 (when (get-buffer-window gnus-group-buffer)
6298 (pop-to-buffer gnus-group-buffer))
6299 (gnus-group-jump-to-group newsgroup))
6301 ;; Take care of tree window mode.
6302 (if (get-buffer-window gnus-group-buffer)
6303 (pop-to-buffer gnus-group-buffer)
6304 (set-buffer gnus-group-buffer))
6305 (gnus-group-jump-to-group newsgroup))))
6307 ;; This function returns a list of article numbers based on the
6308 ;; difference between the ranges of read articles in this group and
6309 ;; the range of active articles.
6310 (defun gnus-list-of-unread-articles (group)
6311 (let* ((read (gnus-info-read (gnus-get-info group)))
6312 (active (or (gnus-active group) (gnus-activate-group group)))
6315 ;; If none are read, then all are unread.
6317 (setq first (car active))
6318 ;; If the range of read articles is a single range, then the
6319 ;; first unread article is the article after the last read
6320 ;; article. Sounds logical, doesn't it?
6321 (if (and (not (listp (cdr read)))
6322 (or (< (car read) (car active))
6323 (progn (setq read (list read))
6325 (setq first (max (car active) (1+ (cdr read))))
6326 ;; `read' is a list of ranges.
6327 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6330 (setq first (car active)))
6333 (while (< first nlast)
6334 (setq unread (cons first unread)
6336 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6337 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6338 (setq read (cdr read)))))
6339 ;; And add the last unread articles.
6340 (while (<= first last)
6341 (setq unread (cons first unread)
6343 ;; Return the list of unread articles.
6344 (delq 0 (nreverse unread))))
6346 (defun gnus-list-of-read-articles (group)
6347 "Return a list of unread, unticked and non-dormant articles."
6348 (let* ((info (gnus-get-info group))
6349 (marked (gnus-info-marks info))
6350 (active (gnus-active group)))
6352 (gnus-list-range-difference
6353 (gnus-list-range-difference
6354 (gnus-sorted-complement
6355 (gnus-uncompress-range active)
6356 (gnus-list-of-unread-articles group))
6357 (cdr (assq 'dormant marked)))
6358 (cdr (assq 'tick marked))))))
6360 ;; This function returns a sequence of article numbers based on the
6361 ;; difference between the ranges of read articles in this group and
6362 ;; the range of active articles.
6363 (defun gnus-sequence-of-unread-articles (group)
6364 (let* ((read (gnus-info-read (gnus-get-info group)))
6365 (active (or (gnus-active group) (gnus-activate-group group)))
6368 ;; If none are read, then all are unread.
6370 (setq first (car active))
6371 ;; If the range of read articles is a single range, then the
6372 ;; first unread article is the article after the last read
6373 ;; article. Sounds logical, doesn't it?
6374 (if (and (not (listp (cdr read)))
6375 (or (< (car read) (car active))
6376 (progn (setq read (list read))
6378 (setq first (max (car active) (1+ (cdr read))))
6379 ;; `read' is a list of ranges.
6380 (when (/= (setq nlast (or (and (numberp (car read)) (car read))
6383 (setq first (car active)))
6386 (push (cons first nlast) unread))
6387 (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
6388 (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
6389 (setq read (cdr read)))))
6390 ;; And add the last unread articles.
6391 (cond ((< first last)
6392 (push (cons first last) unread))
6394 (push first unread)))
6395 ;; Return the sequence of unread articles.
6396 (delq 0 (nreverse unread))))
6398 ;; Various summary commands
6400 (defun gnus-summary-select-article-buffer ()
6401 "Reconfigure windows to show article buffer."
6403 (if (not (gnus-buffer-live-p gnus-article-buffer))
6404 (error "There is no article buffer for this summary buffer")
6405 (gnus-configure-windows 'article)
6406 (select-window (get-buffer-window gnus-article-buffer))))
6408 (defun gnus-summary-universal-argument (arg)
6409 "Perform any operation on all articles that are process/prefixed."
6411 (let ((articles (gnus-summary-work-articles arg))
6418 (substitute-command-keys
6419 "\\<gnus-summary-mode-map>\\[gnus-summary-universal-argument]"))))
6421 (gnus-error 1 "Undefined key")
6424 (gnus-summary-goto-subject (setq article (pop articles)))
6425 (let (gnus-newsgroup-processable)
6426 (command-execute func))
6427 (gnus-summary-remove-process-mark article)))))
6428 (gnus-summary-position-point))
6430 (defun gnus-summary-toggle-truncation (&optional arg)
6431 "Toggle truncation of summary lines.
6432 With ARG, turn line truncation on if ARG is positive."
6434 (setq truncate-lines
6435 (if (null arg) (not truncate-lines)
6436 (> (prefix-numeric-value arg) 0)))
6439 (defun gnus-summary-find-for-reselect ()
6440 "Return the number of an article to stay on across a reselect.
6441 The current article is considered, then following articles, then previous
6442 articles. An article is sought which is not cancelled and isn't a temporary
6443 insertion from another group. If there's no such then return a dummy 0."
6445 (dolist (rev '(nil t))
6446 (unless found ; don't demand the reverse list if we don't need it
6447 (let ((data (gnus-data-find-list
6448 (gnus-summary-article-number) (gnus-data-list rev))))
6449 (while (and data (not found))
6450 (if (and (< 0 (gnus-data-number (car data)))
6451 (not (eq gnus-canceled-mark (gnus-data-mark (car data)))))
6452 (setq found (gnus-data-number (car data))))
6453 (setq data (cdr data))))))
6456 (defun gnus-summary-reselect-current-group (&optional all rescan)
6457 "Exit and then reselect the current newsgroup.
6458 The prefix argument ALL means to select all articles."
6460 (when (gnus-ephemeral-group-p gnus-newsgroup-name)
6461 (error "Ephemeral groups can't be reselected"))
6462 (let ((current-subject (gnus-summary-find-for-reselect))
6463 (group gnus-newsgroup-name))
6464 (setq gnus-newsgroup-begin nil)
6465 (gnus-summary-exit nil 'leave-hidden)
6466 ;; We have to adjust the point of group mode buffer because
6467 ;; point was moved to the next unread newsgroup by exiting.
6468 (gnus-summary-jump-to-group group)
6471 (gnus-group-get-new-news-this-group 1)))
6472 (gnus-group-read-group all t)
6473 (gnus-summary-goto-subject current-subject nil t)))
6475 (defun gnus-summary-rescan-group (&optional all)
6476 "Exit the newsgroup, ask for new articles, and select the newsgroup."
6478 (gnus-summary-reselect-current-group all t))
6480 (defun gnus-summary-update-info (&optional non-destructive)
6482 (let ((group gnus-newsgroup-name))
6484 (when gnus-newsgroup-kill-headers
6485 (setq gnus-newsgroup-killed
6486 (gnus-compress-sequence
6488 (gnus-list-range-intersection
6489 gnus-newsgroup-unselected gnus-newsgroup-killed)
6490 gnus-newsgroup-unreads)
6492 (unless (listp (cdr gnus-newsgroup-killed))
6493 (setq gnus-newsgroup-killed (list gnus-newsgroup-killed)))
6494 (let ((headers gnus-newsgroup-headers))
6495 ;; Set the new ranges of read articles.
6497 (set-buffer gnus-group-buffer)
6498 (gnus-undo-force-boundary))
6499 (gnus-update-read-articles
6500 group (gnus-sorted-union
6501 gnus-newsgroup-unreads gnus-newsgroup-unselected))
6502 ;; Set the current article marks.
6503 (let ((gnus-newsgroup-scored
6504 (if (and (not gnus-save-score)
6505 (not non-destructive))
6507 gnus-newsgroup-scored)))
6509 (gnus-update-marks)))
6510 ;; Do the cross-ref thing.
6511 (when gnus-use-cross-reference
6512 (gnus-mark-xrefs-as-read group headers gnus-newsgroup-unreads))
6513 ;; Do not switch windows but change the buffer to work.
6514 (set-buffer gnus-group-buffer)
6515 (unless (gnus-ephemeral-group-p group)
6516 (gnus-group-update-group group)))))))
6518 (defun gnus-summary-save-newsrc (&optional force)
6519 "Save the current number of read/marked articles in the dribble buffer.
6520 The dribble buffer will then be saved.
6521 If FORCE (the prefix), also save the .newsrc file(s)."
6523 (gnus-summary-update-info t)
6525 (gnus-save-newsrc-file)
6526 (gnus-dribble-save)))
6528 (defun gnus-summary-exit (&optional temporary leave-hidden)
6529 "Exit reading current newsgroup, and then return to group selection mode.
6530 `gnus-exit-group-hook' is called with no arguments if that value is non-nil."
6532 (gnus-set-global-variables)
6533 (when (gnus-buffer-live-p gnus-article-buffer)
6535 (set-buffer gnus-article-buffer)
6536 (mm-destroy-parts gnus-article-mime-handles)
6537 ;; Set it to nil for safety reason.
6538 (setq gnus-article-mime-handle-alist nil)
6539 (setq gnus-article-mime-handles nil)))
6540 (gnus-kill-save-kill-buffer)
6541 (gnus-async-halt-prefetch)
6542 (let* ((group gnus-newsgroup-name)
6543 (quit-config (gnus-group-quit-config gnus-newsgroup-name))
6544 (gnus-group-is-exiting-p t)
6547 (buf (current-buffer)))
6549 ;; Do adaptive scoring, and possibly save score files.
6550 (when gnus-newsgroup-adaptive
6551 (gnus-score-adaptive))
6552 (when gnus-use-scoring
6554 (gnus-run-hooks 'gnus-summary-prepare-exit-hook)
6555 ;; If we have several article buffers, we kill them at exit.
6556 (unless gnus-single-article-buffer
6557 (gnus-kill-buffer gnus-original-article-buffer)
6558 (setq gnus-article-current nil))
6559 (when gnus-use-cache
6560 (gnus-cache-possibly-remove-articles)
6561 (gnus-cache-save-buffers))
6562 (gnus-async-prefetch-remove-group group)
6563 (when gnus-suppress-duplicates
6564 (gnus-dup-enter-articles))
6565 (when gnus-use-trees
6566 (gnus-tree-close group))
6567 (when gnus-use-cache
6568 (gnus-cache-write-active))
6569 ;; Remove entries for this group.
6570 (nnmail-purge-split-history (gnus-group-real-name group))
6571 ;; Make all changes in this group permanent.
6573 (gnus-run-hooks 'gnus-exit-group-hook)
6574 (gnus-summary-update-info))
6575 (gnus-close-group group)
6576 ;; Make sure where we were, and go to next newsgroup.
6577 (set-buffer gnus-group-buffer)
6579 (gnus-group-jump-to-group group))
6580 (gnus-run-hooks 'gnus-summary-exit-hook)
6581 (unless (or quit-config
6582 ;; If this group has disappeared from the summary
6583 ;; buffer, don't skip forwards.
6584 (not (string= group (gnus-group-group-name))))
6585 (gnus-group-next-unread-group 1))
6586 (setq group-point (point))
6589 ;; If we have several article buffers, we kill them at exit.
6590 (unless gnus-single-article-buffer
6591 (gnus-kill-buffer gnus-article-buffer)
6592 (gnus-kill-buffer gnus-original-article-buffer)
6593 (setq gnus-article-current nil))
6595 (if (not gnus-kill-summary-on-exit)
6597 (gnus-deaden-summary)
6599 ;; We set all buffer-local variables to nil. It is unclear why
6600 ;; this is needed, but if we don't, buffer-local variables are
6601 ;; not garbage-collected, it seems. This would the lead to en
6602 ;; ever-growing Emacs.
6603 (gnus-summary-clear-local-variables)
6604 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
6605 (gnus-summary-clear-local-variables))
6606 (when (get-buffer gnus-article-buffer)
6607 (bury-buffer gnus-article-buffer))
6608 ;; We clear the global counterparts of the buffer-local
6609 ;; variables as well, just to be on the safe side.
6610 (set-buffer gnus-group-buffer)
6611 (gnus-summary-clear-local-variables)
6612 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
6613 (gnus-summary-clear-local-variables))
6614 ;; Return to group mode buffer.
6615 (when (eq mode 'gnus-summary-mode)
6616 (gnus-kill-buffer buf)))
6617 (setq gnus-current-select-method gnus-select-method)
6619 (set-buffer gnus-group-buffer)
6620 (pop-to-buffer gnus-group-buffer))
6621 (if (not quit-config)
6623 (goto-char group-point)
6624 (unless leave-hidden
6625 (gnus-configure-windows 'group 'force)))
6626 (gnus-handle-ephemeral-exit quit-config))
6627 ;; Clear the current group name.
6629 (setq gnus-newsgroup-name nil)))))
6631 (defalias 'gnus-summary-quit 'gnus-summary-exit-no-update)
6632 (defun gnus-summary-exit-no-update (&optional no-questions)
6633 "Quit reading current newsgroup without updating read article info."
6635 (let* ((group gnus-newsgroup-name)
6636 (gnus-group-is-exiting-p t)
6637 (gnus-group-is-exiting-without-update-p t)
6638 (quit-config (gnus-group-quit-config group)))
6639 (when (or no-questions
6641 (gnus-y-or-n-p "Discard changes to this group and exit? "))
6642 (gnus-async-halt-prefetch)
6643 (run-hooks 'gnus-summary-prepare-exit-hook)
6644 (when (gnus-buffer-live-p gnus-article-buffer)
6646 (set-buffer gnus-article-buffer)
6647 (mm-destroy-parts gnus-article-mime-handles)
6648 ;; Set it to nil for safety reason.
6649 (setq gnus-article-mime-handle-alist nil)
6650 (setq gnus-article-mime-handles nil)))
6651 ;; If we have several article buffers, we kill them at exit.
6652 (unless gnus-single-article-buffer
6653 (gnus-kill-buffer gnus-article-buffer)
6654 (gnus-kill-buffer gnus-original-article-buffer)
6655 (setq gnus-article-current nil))
6656 (if (not gnus-kill-summary-on-exit)
6657 (gnus-deaden-summary)
6658 (gnus-close-group group)
6659 (gnus-summary-clear-local-variables)
6660 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
6661 (gnus-summary-clear-local-variables))
6662 (set-buffer gnus-group-buffer)
6663 (gnus-summary-clear-local-variables)
6664 (let ((gnus-summary-local-variables gnus-newsgroup-variables))
6665 (gnus-summary-clear-local-variables))
6666 (gnus-kill-buffer gnus-summary-buffer))
6667 (unless gnus-single-article-buffer
6668 (setq gnus-article-current nil))
6669 (when gnus-use-trees
6670 (gnus-tree-close group))
6671 (gnus-async-prefetch-remove-group group)
6672 (when (get-buffer gnus-article-buffer)
6673 (bury-buffer gnus-article-buffer))
6674 ;; Return to the group buffer.
6675 (gnus-configure-windows 'group 'force)
6676 ;; Clear the current group name.
6677 (setq gnus-newsgroup-name nil)
6678 (unless (gnus-ephemeral-group-p group)
6679 (gnus-group-update-group group))
6680 (when (equal (gnus-group-group-name) group)
6681 (gnus-group-next-unread-group 1))
6683 (gnus-handle-ephemeral-exit quit-config)))))
6685 (defun gnus-handle-ephemeral-exit (quit-config)
6686 "Handle movement when leaving an ephemeral group.
6687 The state which existed when entering the ephemeral is reset."
6688 (if (not (buffer-name (car quit-config)))
6689 (gnus-configure-windows 'group 'force)
6690 (set-buffer (car quit-config))
6691 (cond ((eq major-mode 'gnus-summary-mode)
6692 (gnus-set-global-variables))
6693 ((eq major-mode 'gnus-article-mode)
6695 ;; The `gnus-summary-buffer' variable may point
6696 ;; to the old summary buffer when using a single
6698 (unless (gnus-buffer-live-p gnus-summary-buffer)
6699 (set-buffer gnus-group-buffer))
6700 (set-buffer gnus-summary-buffer)
6701 (gnus-set-global-variables))))
6702 (if (or (eq (cdr quit-config) 'article)
6703 (eq (cdr quit-config) 'pick))
6705 ;; The current article may be from the ephemeral group
6706 ;; thus it is best that we reload this article
6708 ;; If we're exiting from a large digest, this can be
6709 ;; extremely slow. So, it's better not to reload it. -- jh.
6710 ;;(gnus-summary-show-article)
6711 (if (and (boundp 'gnus-pick-mode) (symbol-value 'gnus-pick-mode))
6712 (gnus-configure-windows 'pick 'force)
6713 (gnus-configure-windows (cdr quit-config) 'force)))
6714 (gnus-configure-windows (cdr quit-config) 'force))
6715 (when (eq major-mode 'gnus-summary-mode)
6716 (gnus-summary-next-subject 1 nil t)
6717 (gnus-summary-recenter)
6718 (gnus-summary-position-point))))
6722 (defvar gnus-dead-summary-mode-map nil)
6724 (unless gnus-dead-summary-mode-map
6725 (setq gnus-dead-summary-mode-map (make-keymap))
6726 (suppress-keymap gnus-dead-summary-mode-map)
6727 (substitute-key-definition
6728 'undefined 'gnus-summary-wake-up-the-dead gnus-dead-summary-mode-map)
6729 (dolist (key '("\C-d" "\r" "\177" [delete]))
6730 (define-key gnus-dead-summary-mode-map
6731 key 'gnus-summary-wake-up-the-dead))
6732 (dolist (key '("q" "Q"))
6733 (define-key gnus-dead-summary-mode-map key 'bury-buffer)))
6735 (defvar gnus-dead-summary-mode nil
6736 "Minor mode for Gnus summary buffers.")
6738 (defun gnus-dead-summary-mode (&optional arg)
6739 "Minor mode for Gnus summary buffers."
6741 (when (eq major-mode 'gnus-summary-mode)
6742 (make-local-variable 'gnus-dead-summary-mode)
6743 (setq gnus-dead-summary-mode
6744 (if (null arg) (not gnus-dead-summary-mode)
6745 (> (prefix-numeric-value arg) 0)))
6746 (when gnus-dead-summary-mode
6748 'gnus-dead-summary-mode " Dead" gnus-dead-summary-mode-map))))
6750 (defun gnus-deaden-summary ()
6751 "Make the current summary buffer into a dead summary buffer."
6752 ;; Kill any previous dead summary buffer.
6753 (when (and gnus-dead-summary
6754 (buffer-name gnus-dead-summary))
6756 (set-buffer gnus-dead-summary)
6757 (when gnus-dead-summary-mode
6758 (kill-buffer (current-buffer)))))
6759 ;; Make this the current dead summary.
6760 (setq gnus-dead-summary (current-buffer))
6761 (gnus-dead-summary-mode 1)
6762 (let ((name (buffer-name)))
6763 (when (string-match "Summary" name)
6765 (concat (substring name 0 (match-beginning 0)) "Dead "
6766 (substring name (match-beginning 0)))
6770 (defun gnus-kill-or-deaden-summary (buffer)
6771 "Kill or deaden the summary BUFFER."
6773 (when (and (buffer-name buffer)
6774 (not gnus-single-article-buffer))
6777 (gnus-kill-buffer gnus-article-buffer)
6778 (gnus-kill-buffer gnus-original-article-buffer)))
6781 (gnus-kill-summary-on-exit
6782 (when (and gnus-use-trees
6783 (gnus-buffer-exists-p buffer))
6786 (gnus-tree-close gnus-newsgroup-name)))
6787 (gnus-kill-buffer buffer))
6788 ;; Deaden the buffer.
6789 ((gnus-buffer-exists-p buffer)
6792 (gnus-deaden-summary))))))
6794 (defun gnus-summary-wake-up-the-dead (&rest args)
6795 "Wake up the dead summary buffer."
6797 (gnus-dead-summary-mode -1)
6798 (let ((name (buffer-name)))
6799 (when (string-match "Dead " name)
6801 (concat (substring name 0 (match-beginning 0))
6802 (substring name (match-end 0)))
6804 (gnus-message 3 "This dead summary is now alive again"))
6806 ;; Suggested by Andrew Eskilsson <pi92ae@pt.hk-r.se>.
6807 (defun gnus-summary-fetch-faq (&optional faq-dir)
6808 "Fetch the FAQ for the current group.
6809 If FAQ-DIR (the prefix), prompt for a directory to search for the faq
6813 (when current-prefix-arg
6815 "FAQ dir: " (and (listp gnus-group-faq-directory)
6816 (mapcar (lambda (file) (list file))
6817 gnus-group-faq-directory))))))
6818 (let (gnus-faq-buffer)
6819 (when (setq gnus-faq-buffer
6820 (gnus-group-fetch-faq gnus-newsgroup-name faq-dir))
6821 (gnus-configure-windows 'summary-faq))))
6823 ;; Suggested by Per Abrahamsen <amanda@iesd.auc.dk>.
6824 (defun gnus-summary-describe-group (&optional force)
6825 "Describe the current newsgroup."
6827 (gnus-group-describe-group force gnus-newsgroup-name))
6829 (defun gnus-summary-describe-briefly ()
6830 "Describe summary mode commands briefly."
6832 (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")))
6834 ;; Walking around group mode buffer from summary mode.
6836 (defun gnus-summary-next-group (&optional no-article target-group backward)
6837 "Exit current newsgroup and then select next unread newsgroup.
6838 If prefix argument NO-ARTICLE is non-nil, no article is selected
6839 initially. If TARGET-GROUP, go to this group. If BACKWARD, go to
6840 previous group instead."
6842 ;; Stop pre-fetching.
6843 (gnus-async-halt-prefetch)
6844 (let ((current-group gnus-newsgroup-name)
6845 (current-buffer (current-buffer))
6847 ;; First we semi-exit this group to update Xrefs and all variables.
6848 ;; We can't do a real exit, because the window conf must remain
6849 ;; the same in case the user is prompted for info, and we don't
6850 ;; want the window conf to change before that...
6851 (gnus-summary-exit t)
6852 (while (not entered)
6853 ;; Then we find what group we are supposed to enter.
6854 (set-buffer gnus-group-buffer)
6855 (gnus-group-jump-to-group current-group)
6858 (if (eq gnus-keep-same-level 'best)
6859 (gnus-summary-best-group gnus-newsgroup-name)
6860 (gnus-summary-search-group backward gnus-keep-same-level))))
6861 (if (not target-group)
6862 ;; There are no further groups, so we return to the group
6865 (gnus-message 5 "Returning to the group buffer")
6867 (when (gnus-buffer-live-p current-buffer)
6868 (set-buffer current-buffer)
6869 (gnus-summary-exit))
6870 (gnus-run-hooks 'gnus-group-no-more-groups-hook))
6871 ;; We try to enter the target group.
6872 (gnus-group-jump-to-group target-group)
6873 (let ((unreads (gnus-group-group-unread)))
6874 (if (and (or (eq t unreads)
6875 (and unreads (not (zerop unreads))))
6876 (gnus-summary-read-group
6877 target-group nil no-article
6878 (and (buffer-name current-buffer) current-buffer)
6881 (setq current-group target-group
6882 target-group nil)))))))
6884 (defun gnus-summary-prev-group (&optional no-article)
6885 "Exit current newsgroup and then select previous unread newsgroup.
6886 If prefix argument NO-ARTICLE is non-nil, no article is selected initially."
6888 (gnus-summary-next-group no-article nil t))
6890 ;; Walking around summary lines.
6892 (defun gnus-summary-first-subject (&optional unread undownloaded unseen)
6893 "Go to the first subject satisfying any non-nil constraint.
6894 If UNREAD is non-nil, the article should be unread.
6895 If UNDOWNLOADED is non-nil, the article should be undownloaded.
6896 If UNSEEN is non-nil, the article should be unseen.
6897 Returns the article selected or nil if there are no matching articles."
6901 ((null gnus-newsgroup-data)
6902 (gnus-message 3 "No articles in the group")
6904 ;; Pick the first article.
6905 ((not (or unread undownloaded unseen))
6906 (goto-char (gnus-data-pos (car gnus-newsgroup-data)))
6907 (gnus-data-number (car gnus-newsgroup-data)))
6908 ;; Find the first unread article.
6910 (let ((data gnus-newsgroup-data))
6912 (let ((num (gnus-data-number (car data))))
6913 (or (memq num gnus-newsgroup-unfetched)
6914 (not (or (and unread
6915 (memq num gnus-newsgroup-unreads))
6917 (memq num gnus-newsgroup-undownloaded))
6919 (memq num gnus-newsgroup-unseen)))))))
6920 (setq data (cdr data)))
6924 (goto-char (gnus-data-pos (car data)))
6925 (gnus-data-number (car data)))
6926 (gnus-message 3 "No more%s articles"
6927 (let* ((r (when unread " unread"))
6928 (d (when undownloaded " undownloaded"))
6929 (s (when unseen " unseen"))
6930 (l (delq nil (list r d s))))
6931 (cond ((= 3 (length l))
6932 (concat r "," d ", or" s))
6934 (concat (car l) ", or" (cadr l)))
6941 (gnus-summary-position-point))))))
6943 (defun gnus-summary-next-subject (n &optional unread dont-display)
6944 "Go to next N'th summary line.
6945 If N is negative, go to the previous N'th subject line.
6946 If UNREAD is non-nil, only unread articles are selected.
6947 The difference between N and the actual number of steps taken is
6950 (let ((backward (< n 0))
6954 (gnus-summary-find-prev unread)
6955 (gnus-summary-find-next unread)))
6956 (unless (zerop (setq n (1- n)))
6957 (gnus-summary-show-thread)))
6959 (gnus-message 7 "No more%s articles"
6960 (if unread " unread" "")))
6961 (unless dont-display
6962 (gnus-summary-recenter)
6963 (gnus-summary-position-point))
6966 (defun gnus-summary-next-unread-subject (n)
6967 "Go to next N'th unread summary line."
6969 (gnus-summary-next-subject n t))
6971 (defun gnus-summary-prev-subject (n &optional unread)
6972 "Go to previous N'th summary line.
6973 If optional argument UNREAD is non-nil, only unread article is selected."
6975 (gnus-summary-next-subject (- n) unread))
6977 (defun gnus-summary-prev-unread-subject (n)
6978 "Go to previous N'th unread summary line."
6980 (gnus-summary-next-subject (- n) t))
6982 (defun gnus-summary-goto-subjects (articles)
6983 "Insert the subject header for ARTICLES in the current buffer."
6985 (dolist (article articles)
6986 (gnus-summary-goto-subject article t)))
6987 (gnus-summary-limit (append articles gnus-newsgroup-limit))
6988 (gnus-summary-position-point))
6990 (defun gnus-summary-goto-subject (article &optional force silent)
6991 "Go the subject line of ARTICLE.
6992 If FORCE, also allow jumping to articles not currently shown."
6993 (interactive "nArticle number: ")
6994 (unless (numberp article)
6995 (error "Article %s is not a number" article))
6997 (data (gnus-data-find article)))
6998 ;; We read in the article if we have to.
7001 (gnus-summary-insert-subject
7003 (if (or (numberp force) (vectorp force)) force)
7005 (setq data (gnus-data-find article)))
7010 (gnus-message 3 "Can't find article %d" article))
7012 (let ((pt (gnus-data-pos data)))
7014 (gnus-summary-set-article-display-arrow pt))
7015 (gnus-summary-position-point)
7018 ;; Walking around summary lines with displaying articles.
7020 (defun gnus-summary-expand-window (&optional arg)
7021 "Make the summary buffer take up the entire Emacs frame.
7022 Given a prefix, will force an `article' buffer configuration."
7025 (gnus-configure-windows 'article 'force)
7026 (gnus-configure-windows 'summary 'force)))
7028 (defun gnus-summary-display-article (article &optional all-header)
7029 "Display ARTICLE in article buffer."
7030 (when (gnus-buffer-live-p gnus-article-buffer)
7031 (with-current-buffer gnus-article-buffer
7032 (mm-enable-multibyte)))
7033 (gnus-set-global-variables)
7034 (when (gnus-buffer-live-p gnus-article-buffer)
7035 (with-current-buffer gnus-article-buffer
7036 (setq gnus-article-charset gnus-newsgroup-charset)
7037 (setq gnus-article-ignored-charsets gnus-newsgroup-ignored-charsets)
7038 (mm-enable-multibyte)))
7042 (if gnus-summary-display-article-function
7043 (funcall gnus-summary-display-article-function article all-header)
7044 (gnus-article-prepare article all-header))
7045 (gnus-run-hooks 'gnus-select-article-hook)
7046 (when (and gnus-current-article
7047 (not (zerop gnus-current-article)))
7048 (gnus-summary-goto-subject gnus-current-article))
7049 (gnus-summary-recenter)
7050 (when (and gnus-use-trees gnus-show-threads)
7051 (gnus-possibly-generate-tree article)
7052 (gnus-highlight-selected-tree article))
7053 ;; Successfully display article.
7054 (gnus-article-set-window-start
7055 (cdr (assq article gnus-newsgroup-bookmarks))))))
7057 (defun gnus-summary-select-article (&optional all-headers force pseudo article)
7058 "Select the current article.
7059 If ALL-HEADERS is non-nil, show all header fields. If FORCE is
7060 non-nil, the article will be re-fetched even if it already present in
7061 the article buffer. If PSEUDO is non-nil, pseudo-articles will also
7063 ;; Make sure we are in the summary buffer to work around bbdb bug.
7064 (unless (eq major-mode 'gnus-summary-mode)
7065 (set-buffer gnus-summary-buffer))
7066 (let ((article (or article (gnus-summary-article-number)))
7067 (all-headers (not (not all-headers))) ;Must be t or nil.
7068 gnus-summary-display-article-function)
7070 (gnus-summary-article-pseudo-p article)
7071 (error "This is a pseudo-article"))
7073 (set-buffer gnus-summary-buffer)
7074 (if (or (and gnus-single-article-buffer
7075 (or (null gnus-current-article)
7076 (null gnus-article-current)
7077 (null (get-buffer gnus-article-buffer))
7078 (not (eq article (cdr gnus-article-current)))
7079 (not (equal (car gnus-article-current)
7080 gnus-newsgroup-name))))
7081 (and (not gnus-single-article-buffer)
7082 (or (null gnus-current-article)
7083 (not (eq gnus-current-article article))))
7085 ;; The requested article is different from the current article.
7087 (gnus-summary-display-article article all-headers)
7088 (when (gnus-buffer-live-p gnus-article-buffer)
7089 (with-current-buffer gnus-article-buffer
7090 (if (not gnus-article-decoded-p) ;; a local variable
7091 (mm-disable-multibyte))))
7092 (gnus-article-set-window-start
7093 (cdr (assq article gnus-newsgroup-bookmarks)))
7097 (defun gnus-summary-force-verify-and-decrypt ()
7098 "Display buttons for signed/encrypted parts and verify/decrypt them."
7100 (let ((mm-verify-option 'known)
7101 (mm-decrypt-option 'known)
7102 (gnus-article-emulate-mime t)
7103 (gnus-buttonized-mime-types (append (list "multipart/signed"
7104 "multipart/encrypted")
7105 gnus-buttonized-mime-types)))
7106 (gnus-summary-select-article nil 'force)))
7108 (defun gnus-summary-set-current-mark (&optional current-mark)
7109 "Obsolete function."
7112 (defun gnus-summary-next-article (&optional unread subject backward push)
7113 "Select the next article.
7114 If UNREAD, only unread articles are selected.
7115 If SUBJECT, only articles with SUBJECT are selected.
7116 If BACKWARD, the previous article is selected instead of the next."
7119 ;; Is there such an article?
7120 ((and (gnus-summary-search-forward unread subject backward)
7121 (or (gnus-summary-display-article (gnus-summary-article-number))
7122 (eq (gnus-summary-article-mark) gnus-canceled-mark)))
7123 (gnus-summary-position-point))
7124 ;; If not, we try the first unread, if that is wanted.
7126 gnus-auto-select-same
7127 (gnus-summary-first-unread-article))
7128 (gnus-summary-position-point)
7129 (gnus-message 6 "Wrapped"))
7130 ;; Try to get next/previous article not displayed in this group.
7131 ((and gnus-auto-extend-newsgroup
7132 (not unread) (not subject))
7133 (gnus-summary-goto-article
7134 (if backward (1- gnus-newsgroup-begin) (1+ gnus-newsgroup-end))
7135 nil (count-lines (point-min) (point))))
7136 ;; Go to next/previous group.
7138 (unless (gnus-ephemeral-group-p gnus-newsgroup-name)
7139 (gnus-summary-jump-to-group gnus-newsgroup-name))
7140 (let ((cmd last-command-char)
7143 (set-buffer gnus-group-buffer)
7146 (if (eq gnus-keep-same-level 'best)
7147 (gnus-summary-best-group gnus-newsgroup-name)
7148 (gnus-summary-search-group backward gnus-keep-same-level))))
7149 ;; For some reason, the group window gets selected. We change
7151 (select-window (get-buffer-window (current-buffer)))
7152 ;; Select next unread newsgroup automagically.
7154 ((or (not gnus-auto-select-next)
7156 (gnus-message 7 "No more%s articles" (if unread " unread" "")))
7157 ((or (eq gnus-auto-select-next 'quietly)
7158 (and (eq gnus-auto-select-next 'slightly-quietly)
7160 (and (eq gnus-auto-select-next 'almost-quietly)
7161 (gnus-summary-last-article-p)))
7163 (if (gnus-ephemeral-group-p gnus-newsgroup-name)
7165 (gnus-message 7 "No more%s articles (%s)..."
7166 (if unread " unread" "")
7167 (if group (concat "selecting " group)
7169 (gnus-summary-next-group nil group backward)))
7171 (when (gnus-key-press-event-p last-input-event)
7172 (gnus-summary-walk-group-buffer
7173 gnus-newsgroup-name cmd unread backward point))))))))
7175 (defun gnus-summary-walk-group-buffer (from-group cmd unread backward start)
7176 (let ((keystrokes '((?\C-n (gnus-group-next-unread-group 1))
7177 (?\C-p (gnus-group-prev-unread-group 1))))
7178 (cursor-in-echo-area t)
7179 keve key group ended prompt)
7181 (set-buffer gnus-group-buffer)
7184 (if (eq gnus-keep-same-level 'best)
7185 (gnus-summary-best-group gnus-newsgroup-name)
7186 (gnus-summary-search-group backward gnus-keep-same-level))))
7190 "No more%s articles%s " (if unread " unread" "")
7192 (not (gnus-ephemeral-group-p gnus-newsgroup-name)))
7193 (format " (Type %s for %s [%s])"
7194 (single-key-description cmd) group
7195 (gnus-group-unread group))
7196 (format " (Type %s to exit %s)"
7197 (single-key-description cmd)
7198 gnus-newsgroup-name))))
7199 ;; Confirm auto selection.
7200 (setq key (car (setq keve (gnus-read-event-char prompt)))
7203 ((assq key keystrokes)
7204 (let ((obuf (current-buffer)))
7205 (switch-to-buffer gnus-group-buffer)
7207 (gnus-group-jump-to-group group))
7208 (eval (cadr (assq key keystrokes)))
7209 (setq group (gnus-group-group-name))
7210 (switch-to-buffer obuf))
7214 (gnus-ephemeral-group-p gnus-newsgroup-name))
7216 (gnus-summary-next-group nil group backward)))
7218 (push (cdr keve) unread-command-events))))))
7220 (defun gnus-summary-next-unread-article ()
7221 "Select unread article after current one."
7223 (gnus-summary-next-article
7224 (or (not (eq gnus-summary-goto-unread 'never))
7225 (gnus-summary-last-article-p (gnus-summary-article-number)))
7226 (and gnus-auto-select-same
7227 (gnus-summary-article-subject))))
7229 (defun gnus-summary-prev-article (&optional unread subject)
7230 "Select the article after the current one.
7231 If UNREAD is non-nil, only unread articles are selected."
7233 (gnus-summary-next-article unread subject t))
7235 (defun gnus-summary-prev-unread-article ()
7236 "Select unread article before current one."
7238 (gnus-summary-prev-article
7239 (or (not (eq gnus-summary-goto-unread 'never))
7240 (gnus-summary-first-article-p (gnus-summary-article-number)))
7241 (and gnus-auto-select-same
7242 (gnus-summary-article-subject))))
7244 (defun gnus-summary-next-page (&optional lines circular stop)
7245 "Show next page of the selected article.
7246 If at the end of the current article, select the next article.
7247 LINES says how many lines should be scrolled up.
7249 If CIRCULAR is non-nil, go to the start of the article instead of
7250 selecting the next article when reaching the end of the current
7253 If STOP is non-nil, just stop when reaching the end of the message.
7255 Also see the variable `gnus-article-skip-boring'."
7257 (setq gnus-summary-buffer (current-buffer))
7258 (gnus-set-global-variables)
7259 (let ((article (gnus-summary-article-number))
7260 (article-window (get-buffer-window gnus-article-buffer t))
7262 ;; If the buffer is empty, we have no article.
7264 (error "No article to select"))
7265 (gnus-configure-windows 'article)
7266 (if (eq (cdr (assq article gnus-newsgroup-reads)) gnus-canceled-mark)
7267 (if (and (eq gnus-summary-goto-unread 'never)
7268 (not (gnus-summary-last-article-p article)))
7269 (gnus-summary-next-article)
7270 (gnus-summary-next-unread-article))
7271 (if (or (null gnus-current-article)
7272 (null gnus-article-current)
7273 (/= article (cdr gnus-article-current))
7274 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7275 ;; Selected subject is different from current article's.
7276 (gnus-summary-display-article article)
7277 (when article-window
7278 (gnus-eval-in-buffer-window gnus-article-buffer
7279 (setq endp (or (gnus-article-next-page lines)
7280 (gnus-article-only-boring-p))))
7283 (gnus-message 3 "End of message"))
7285 (gnus-summary-beginning-of-article))
7287 (gnus-message 3 "End of message"))
7289 (if (and (eq gnus-summary-goto-unread 'never)
7290 (not (gnus-summary-last-article-p article)))
7291 (gnus-summary-next-article)
7292 (gnus-summary-next-unread-article))))))))
7293 (gnus-summary-recenter)
7294 (gnus-summary-position-point)))
7296 (defun gnus-summary-prev-page (&optional lines move)
7297 "Show previous page of selected article.
7298 Argument LINES specifies lines to be scrolled down.
7299 If MOVE, move to the previous unread article if point is at
7300 the beginning of the buffer."
7302 (let ((article (gnus-summary-article-number))
7303 (article-window (get-buffer-window gnus-article-buffer t))
7305 (gnus-configure-windows 'article)
7306 (if (or (null gnus-current-article)
7307 (null gnus-article-current)
7308 (/= article (cdr gnus-article-current))
7309 (not (equal (car gnus-article-current) gnus-newsgroup-name)))
7310 ;; Selected subject is different from current article's.
7311 (gnus-summary-display-article article)
7312 (gnus-summary-recenter)
7313 (when article-window
7314 (gnus-eval-in-buffer-window gnus-article-buffer
7315 (setq endp (gnus-article-prev-page lines)))
7316 (when (and move endp)
7318 (gnus-message 3 "Beginning of message"))
7320 (if (and (eq gnus-summary-goto-unread 'never)
7321 (not (gnus-summary-first-article-p article)))
7322 (gnus-summary-prev-article)
7323 (gnus-summary-prev-unread-article))))))))
7324 (gnus-summary-position-point))
7326 (defun gnus-summary-prev-page-or-article (&optional lines)
7327 "Show previous page of selected article.
7328 Argument LINES specifies lines to be scrolled down.
7329 If at the beginning of the article, go to the next article."
7331 (gnus-summary-prev-page lines t))
7333 (defun gnus-summary-scroll-up (lines)
7334 "Scroll up (or down) one line current article.
7335 Argument LINES specifies lines to be scrolled up (or down if negative)."
7337 (gnus-configure-windows 'article)
7338 (gnus-summary-show-thread)
7339 (when (eq (gnus-summary-select-article nil nil 'pseudo) 'old)
7340 (gnus-eval-in-buffer-window gnus-article-buffer
7342 (when (gnus-article-next-page lines)
7343 (gnus-message 3 "End of message")))
7345 (gnus-article-prev-page (- lines))))))
7346 (gnus-summary-recenter)
7347 (gnus-summary-position-point))
7349 (defun gnus-summary-scroll-down (lines)
7350 "Scroll down (or up) one line current article.
7351 Argument LINES specifies lines to be scrolled down (or up if negative)."
7353 (gnus-summary-scroll-up (- lines)))
7355 (defun gnus-summary-next-same-subject ()
7356 "Select next article which has the same subject as current one."
7358 (gnus-summary-next-article nil (gnus-summary-article-subject)))
7360 (defun gnus-summary-prev-same-subject ()
7361 "Select previous article which has the same subject as current one."
7363 (gnus-summary-prev-article nil (gnus-summary-article-subject)))
7365 (defun gnus-summary-next-unread-same-subject ()
7366 "Select next unread article which has the same subject as current one."
7368 (gnus-summary-next-article t (gnus-summary-article-subject)))
7370 (defun gnus-summary-prev-unread-same-subject ()
7371 "Select previous unread article which has the same subject as current one."
7373 (gnus-summary-prev-article t (gnus-summary-article-subject)))
7375 (defun gnus-summary-first-unread-article ()
7376 "Select the first unread article.
7377 Return nil if there are no unread articles."
7380 (when (gnus-summary-first-subject t)
7381 (gnus-summary-show-thread)
7382 (gnus-summary-first-subject t)
7383 (gnus-summary-display-article (gnus-summary-article-number)))
7384 (gnus-summary-position-point)))
7386 (defun gnus-summary-first-unread-subject ()
7387 "Place the point on the subject line of the first unread article.
7388 Return nil if there are no unread articles."
7391 (when (gnus-summary-first-subject t)
7392 (gnus-summary-show-thread)
7393 (gnus-summary-first-subject t))
7394 (gnus-summary-position-point)))
7396 (defun gnus-summary-first-unseen-subject ()
7397 "Place the point on the subject line of the first unseen article.
7398 Return nil if there are no unseen articles."
7401 (when (gnus-summary-first-subject nil nil t)
7402 (gnus-summary-show-thread)
7403 (gnus-summary-first-subject nil nil t))
7404 (gnus-summary-position-point)))
7406 (defun gnus-summary-first-unseen-or-unread-subject ()
7407 "Place the point on the subject line of the first unseen article or,
7408 if all article have been seen, on the subject line of the first unread
7412 (unless (when (gnus-summary-first-subject nil nil t)
7413 (gnus-summary-show-thread)
7414 (gnus-summary-first-subject nil nil t))
7415 (when (gnus-summary-first-subject t)
7416 (gnus-summary-show-thread)
7417 (gnus-summary-first-subject t)))
7418 (gnus-summary-position-point)))
7420 (defun gnus-summary-first-article ()
7421 "Select the first article.
7422 Return nil if there are no articles."
7425 (when (gnus-summary-first-subject)
7426 (gnus-summary-show-thread)
7427 (gnus-summary-first-subject)
7428 (gnus-summary-display-article (gnus-summary-article-number)))
7429 (gnus-summary-position-point)))
7431 (defun gnus-summary-best-unread-article (&optional arg)
7432 "Select the unread article with the highest score.
7433 If given a prefix argument, select the next unread article that has a
7434 score higher than the default score."
7436 (let ((article (if arg
7437 (gnus-summary-better-unread-subject)
7438 (gnus-summary-best-unread-subject))))
7440 (gnus-summary-goto-article article)
7441 (error "No unread articles"))))
7443 (defun gnus-summary-best-unread-subject ()
7444 "Select the unread subject with the highest score."
7446 (let ((best -1000000)
7447 (data gnus-newsgroup-data)
7450 (and (gnus-data-unread-p (car data))
7452 (gnus-summary-article-score (gnus-data-number (car data))))
7455 article (gnus-data-number (car data))))
7456 (setq data (cdr data)))
7458 (gnus-summary-goto-subject article))
7459 (gnus-summary-position-point)
7462 (defun gnus-summary-better-unread-subject ()
7463 "Select the first unread subject that has a score over the default score."
7465 (let ((data gnus-newsgroup-data)
7467 (while (and (setq article (gnus-data-number (car data)))
7468 (or (gnus-data-read-p (car data))
7469 (not (> (gnus-summary-article-score article)
7470 gnus-summary-default-score))))
7471 (setq data (cdr data)))
7473 (gnus-summary-goto-subject article))
7474 (gnus-summary-position-point)
7477 (defun gnus-summary-last-subject ()
7478 "Go to the last displayed subject line in the group."
7479 (let ((article (gnus-data-number (car (gnus-data-list t)))))
7481 (gnus-summary-goto-subject article))))
7483 (defun gnus-summary-goto-article (article &optional all-headers force)
7484 "Fetch ARTICLE (article number or Message-ID) and display it if it exists.
7485 If ALL-HEADERS is non-nil, no header lines are hidden.
7486 If FORCE, go to the article even if it isn't displayed. If FORCE
7487 is a number, it is the line the article is to be displayed on."
7491 "Article number or Message-ID: "
7492 (mapcar (lambda (number) (list (int-to-string number)))
7493 gnus-newsgroup-limit))
7497 (if (and (stringp article)
7498 (string-match "@\\|%40" article))
7499 (gnus-summary-refer-article article)
7500 (when (stringp article)
7501 (setq article (string-to-number article)))
7502 (if (gnus-summary-goto-subject article force)
7503 (gnus-summary-display-article article all-headers)
7504 (gnus-message 4 "Couldn't go to article %s" article) nil))
7505 (gnus-summary-position-point)))
7507 (defun gnus-summary-goto-last-article ()
7508 "Go to the previously read article."
7511 (when gnus-last-article
7512 (gnus-summary-goto-article gnus-last-article nil t))
7513 (gnus-summary-position-point)))
7515 (defun gnus-summary-pop-article (number)
7516 "Pop one article off the history and go to the previous.
7517 NUMBER articles will be popped off."
7520 (setq gnus-newsgroup-history
7521 (cdr (setq to (nthcdr number gnus-newsgroup-history))))
7523 (gnus-summary-goto-article (car to) nil t)
7524 (error "Article history empty")))
7525 (gnus-summary-position-point))
7527 ;; Summary commands and functions for limiting the summary buffer.
7529 (defun gnus-summary-limit-to-articles (n)
7530 "Limit the summary buffer to the next N articles.
7531 If not given a prefix, use the process marked articles instead."
7534 (let ((articles (gnus-summary-work-articles n)))
7535 (setq gnus-newsgroup-processable nil)
7536 (gnus-summary-limit articles))
7537 (gnus-summary-position-point)))
7539 (defun gnus-summary-pop-limit (&optional total)
7540 "Restore the previous limit.
7541 If given a prefix, remove all limits."
7544 (setq gnus-newsgroup-limits
7545 (list (mapcar (lambda (h) (mail-header-number h))
7546 gnus-newsgroup-headers))))
7547 (unless gnus-newsgroup-limits
7548 (error "No limit to pop"))
7550 (gnus-summary-limit nil 'pop)
7551 (gnus-summary-position-point)))
7553 (defun gnus-summary-limit-to-subject (subject &optional header not-matching)
7554 "Limit the summary buffer to articles that have subjects that match a regexp.
7555 If NOT-MATCHING, excluding articles that have subjects that match a regexp."
7557 (list (read-string (if current-prefix-arg
7558 "Exclude subject (regexp): "
7559 "Limit to subject (regexp): "))
7560 nil current-prefix-arg))
7562 (setq header "subject"))
7563 (when (not (equal "" subject))
7565 (let ((articles (gnus-summary-find-matching
7566 (or header "subject") subject 'all nil nil
7569 (error "Found no matches for \"%s\"" subject))
7570 (gnus-summary-limit articles))
7571 (gnus-summary-position-point))))
7573 (defun gnus-summary-limit-to-author (from &optional not-matching)
7574 "Limit the summary buffer to articles that have authors that match a regexp.
7575 If NOT-MATCHING, excluding articles that have authors that match a regexp."
7577 (list (read-string (if current-prefix-arg
7578 "Exclude author (regexp): "
7579 "Limit to author (regexp): "))
7580 current-prefix-arg))
7581 (gnus-summary-limit-to-subject from "from" not-matching))
7583 (defun gnus-summary-limit-to-age (age &optional younger-p)
7584 "Limit the summary buffer to articles that are older than (or equal) AGE days.
7585 If YOUNGER-P (the prefix) is non-nil, limit the summary buffer to
7586 articles that are younger than AGE days."
7588 (let ((younger current-prefix-arg)
7591 (while (not days-got)
7592 (setq days (if younger
7593 (read-string "Limit to articles younger than (in days, older when negative): ")
7595 "Limit to articles older than (in days, younger when negative): ")))
7596 (when (> (length days) 0)
7597 (setq days (read days)))
7603 (setq younger (not younger))
7604 (setq days (* days -1)))))
7605 (message "Please enter a number.")
7607 (list days younger)))
7609 (let ((data gnus-newsgroup-data)
7610 (cutoff (days-to-time age))
7611 articles d date is-younger)
7612 (while (setq d (pop data))
7613 (when (and (vectorp (gnus-data-header d))
7614 (setq date (mail-header-date (gnus-data-header d))))
7615 (setq is-younger (time-less-p
7616 (time-since (condition-case ()
7623 (push (gnus-data-number d) articles))))
7624 (gnus-summary-limit (nreverse articles)))
7625 (gnus-summary-position-point)))
7627 (defun gnus-summary-limit-to-extra (header regexp &optional not-matching)
7628 "Limit the summary buffer to articles that match an 'extra' header."
7632 (gnus-completing-read-with-default
7633 (symbol-name (car gnus-extra-headers))
7634 (if current-prefix-arg
7635 "Exclude extra header:"
7636 "Limit extra header:")
7638 (cons (symbol-name x) x))
7643 (read-string (format "%s header %s (regexp): "
7644 (if current-prefix-arg "Exclude" "Limit to")
7646 current-prefix-arg)))
7647 (when (not (equal "" regexp))
7649 (let ((articles (gnus-summary-find-matching
7650 (cons 'extra header) regexp 'all nil nil
7653 (error "Found no matches for \"%s\"" regexp))
7654 (gnus-summary-limit articles))
7655 (gnus-summary-position-point))))
7657 (defun gnus-summary-limit-to-display-predicate ()
7658 "Limit the summary buffer to the predicated in the `display' group parameter."
7660 (unless gnus-newsgroup-display
7661 (error "There is no `display' group parameter"))
7663 (dolist (number gnus-newsgroup-articles)
7664 (when (funcall gnus-newsgroup-display)
7665 (push number articles)))
7666 (gnus-summary-limit articles))
7667 (gnus-summary-position-point))
7669 (defalias 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
7671 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
7673 (defun gnus-summary-limit-to-unread (&optional all)
7674 "Limit the summary buffer to articles that are not marked as read.
7675 If ALL is non-nil, limit strictly to unread articles."
7678 (gnus-summary-limit-to-marks (char-to-string gnus-unread-mark))
7679 (gnus-summary-limit-to-marks
7680 ;; Concat all the marks that say that an article is read and have
7682 (list gnus-del-mark gnus-read-mark gnus-ancient-mark
7683 gnus-killed-mark gnus-spam-mark gnus-kill-file-mark
7684 gnus-low-score-mark gnus-expirable-mark
7685 gnus-canceled-mark gnus-catchup-mark gnus-sparse-mark
7686 gnus-duplicate-mark gnus-souped-mark)
7689 (defun gnus-summary-limit-to-replied (&optional unreplied)
7690 "Limit the summary buffer to replied articles.
7691 If UNREPLIED (the prefix), limit to unreplied articles."
7695 (gnus-set-difference gnus-newsgroup-articles
7696 gnus-newsgroup-replied))
7697 (gnus-summary-limit gnus-newsgroup-replied))
7698 (gnus-summary-position-point))
7700 (defalias 'gnus-summary-delete-marked-with 'gnus-summary-limit-exclude-marks)
7701 (make-obsolete 'gnus-summary-delete-marked-with
7702 'gnus-summary-limit-exclude-marks)
7704 (defun gnus-summary-limit-exclude-marks (marks &optional reverse)
7705 "Exclude articles that are marked with MARKS (e.g. \"DK\").
7706 If REVERSE, limit the summary buffer to articles that are marked
7707 with MARKS. MARKS can either be a string of marks or a list of marks.
7708 Returns how many articles were removed."
7709 (interactive "sMarks: ")
7710 (gnus-summary-limit-to-marks marks t))
7712 (defun gnus-summary-limit-to-marks (marks &optional reverse)
7713 "Limit the summary buffer to articles that are marked with MARKS (e.g. \"DK\").
7714 If REVERSE (the prefix), limit the summary buffer to articles that are
7715 not marked with MARKS. MARKS can either be a string of marks or a
7717 Returns how many articles were removed."
7718 (interactive "sMarks: \nP")
7720 (let ((data gnus-newsgroup-data)
7721 (marks (if (listp marks) marks
7722 (append marks nil))) ; Transform to list.
7725 (when (if reverse (not (memq (gnus-data-mark (car data)) marks))
7726 (memq (gnus-data-mark (car data)) marks))
7727 (push (gnus-data-number (car data)) articles))
7728 (setq data (cdr data)))
7729 (gnus-summary-limit articles))
7730 (gnus-summary-position-point)))
7732 (defun gnus-summary-limit-to-score (score)
7733 "Limit to articles with score at or above SCORE."
7734 (interactive "NLimit to articles with score of at least: ")
7735 (let ((data gnus-newsgroup-data)
7738 (when (>= (gnus-summary-article-score (gnus-data-number (car data)))
7740 (push (gnus-data-number (car data)) articles))
7741 (setq data (cdr data)))
7743 (gnus-summary-limit articles)
7744 (gnus-summary-position-point))))
7746 (defun gnus-summary-limit-to-unseen ()
7747 "Limit to unseen articles."
7750 (gnus-summary-limit gnus-newsgroup-unseen)
7751 (gnus-summary-position-point)))
7753 (defun gnus-summary-limit-include-thread (id)
7754 "Display all the hidden articles that is in the thread with ID in it.
7755 When called interactively, ID is the Message-ID of the current
7757 (interactive (list (mail-header-id (gnus-summary-article-header))))
7758 (let ((articles (gnus-articles-in-thread
7759 (gnus-id-to-thread (gnus-root-id id)))))
7761 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
7762 (gnus-summary-limit-include-matching-articles
7764 (regexp-quote (gnus-simplify-subject-re
7765 (mail-header-subject (gnus-id-to-header id)))))
7766 (gnus-summary-position-point))))
7768 (defun gnus-summary-limit-include-matching-articles (header regexp)
7769 "Display all the hidden articles that have HEADERs that match REGEXP."
7770 (interactive (list (read-string "Match on header: ")
7771 (read-string "Regexp: ")))
7772 (let ((articles (gnus-find-matching-articles header regexp)))
7774 (gnus-summary-limit (nconc articles gnus-newsgroup-limit))
7775 (gnus-summary-position-point))))
7777 (defun gnus-summary-insert-dormant-articles ()
7778 "Insert all the dormant articles for this group into the current buffer."
7780 (let ((gnus-verbose (max 6 gnus-verbose)))
7781 (if (not gnus-newsgroup-dormant)
7782 (gnus-message 3 "No cached articles for this group")
7783 (gnus-summary-goto-subjects gnus-newsgroup-dormant))))
7785 (defun gnus-summary-limit-include-dormant ()
7786 "Display all the hidden articles that are marked as dormant.
7787 Note that this command only works on a subset of the articles currently
7788 fetched for this group."
7790 (unless gnus-newsgroup-dormant
7791 (error "There are no dormant articles in this group"))
7793 (gnus-summary-limit (append gnus-newsgroup-dormant gnus-newsgroup-limit))
7794 (gnus-summary-position-point)))
7796 (defun gnus-summary-limit-exclude-dormant ()
7797 "Hide all dormant articles."
7800 (gnus-summary-limit-to-marks (list gnus-dormant-mark) 'reverse)
7801 (gnus-summary-position-point)))
7803 (defun gnus-summary-limit-exclude-childless-dormant ()
7804 "Hide all dormant articles that have no children."
7806 (let ((data (gnus-data-list t))
7807 articles d children)
7808 ;; Find all articles that are either not dormant or have
7810 (while (setq d (pop data))
7811 (when (or (not (= (gnus-data-mark d) gnus-dormant-mark))
7813 (gnus-article-children (gnus-data-number d)))
7816 (when (memq (car children) articles)
7821 (push (gnus-data-number d) articles)))
7824 (gnus-summary-limit articles)
7825 (gnus-summary-position-point))))
7827 (defun gnus-summary-limit-mark-excluded-as-read (&optional all)
7828 "Mark all unread excluded articles as read.
7829 If ALL, mark even excluded ticked and dormants as read."
7831 (setq gnus-newsgroup-limit (sort gnus-newsgroup-limit '<))
7832 (let ((articles (gnus-sorted-ndifference
7834 (mapcar (lambda (h) (mail-header-number h))
7835 gnus-newsgroup-headers)
7837 gnus-newsgroup-limit))
7839 (setq gnus-newsgroup-unreads
7840 (gnus-sorted-intersection gnus-newsgroup-unreads
7841 gnus-newsgroup-limit))
7843 (setq gnus-newsgroup-dormant nil
7844 gnus-newsgroup-marked nil
7845 gnus-newsgroup-reads
7847 (mapcar (lambda (n) (cons n gnus-catchup-mark)) articles)
7848 gnus-newsgroup-reads))
7849 (while (setq article (pop articles))
7850 (unless (or (memq article gnus-newsgroup-dormant)
7851 (memq article gnus-newsgroup-marked))
7852 (push (cons article gnus-catchup-mark) gnus-newsgroup-reads))))))
7854 (defun gnus-summary-limit (articles &optional pop)
7856 ;; We pop the previous limit off the stack and use that.
7857 (setq articles (car gnus-newsgroup-limits)
7858 gnus-newsgroup-limits (cdr gnus-newsgroup-limits))
7859 ;; We use the new limit, so we push the old limit on the stack.
7860 (push gnus-newsgroup-limit gnus-newsgroup-limits))
7862 (setq gnus-newsgroup-limit articles)
7863 (let ((total (length gnus-newsgroup-data))
7864 (data (gnus-data-find-list (gnus-summary-article-number)))
7865 (gnus-summary-mark-below nil) ; Inhibit this.
7867 ;; This will do all the work of generating the new summary buffer
7868 ;; according to the new limit.
7869 (gnus-summary-prepare)
7870 ;; Hide any threads, possibly.
7871 (gnus-summary-maybe-hide-threads)
7872 ;; Try to return to the article you were at, or one in the
7875 ;; We try to find some article after the current one.
7877 (when (gnus-summary-goto-subject (gnus-data-number (car data)) nil t)
7880 (setq data (cdr data))))
7882 ;; If there is no data, that means that we were after the last
7883 ;; article. The same goes when we can't find any articles
7884 ;; after the current one.
7885 (goto-char (point-max))
7886 (gnus-summary-find-prev))
7887 (gnus-set-mode-line 'summary)
7888 ;; We return how many articles were removed from the summary
7889 ;; buffer as a result of the new limit.
7890 (- total (length gnus-newsgroup-data))))
7892 (defsubst gnus-invisible-cut-children (threads)
7895 (when (memq (mail-header-number (caar threads)) gnus-newsgroup-limit)
7900 (defsubst gnus-cut-thread (thread)
7901 "Go forwards in the thread until we find an article that we want to display."
7902 (when (or (eq gnus-fetch-old-headers 'some)
7903 (eq gnus-fetch-old-headers 'invisible)
7904 (numberp gnus-fetch-old-headers)
7905 (eq gnus-build-sparse-threads 'some)
7906 (eq gnus-build-sparse-threads 'more))
7907 ;; Deal with old-fetched headers and sparse threads.
7911 (gnus-summary-article-sparse-p (mail-header-number (car thread)))
7912 (gnus-summary-article-ancient-p
7913 (mail-header-number (car thread))))
7914 (if (or (<= (length (cdr thread)) 1)
7915 (eq gnus-fetch-old-headers 'invisible))
7916 (setq gnus-newsgroup-limit
7917 (delq (mail-header-number (car thread))
7918 gnus-newsgroup-limit)
7919 thread (cadr thread))
7920 (when (gnus-invisible-cut-children (cdr thread))
7921 (let ((th (cdr thread)))
7923 (if (memq (mail-header-number (caar th))
7924 gnus-newsgroup-limit)
7925 (setq thread (car th)
7927 (setq th (cdr th))))))))))
7930 (defun gnus-cut-threads (threads)
7931 "Cut off all uninteresting articles from the beginning of THREADS."
7932 (when (or (eq gnus-fetch-old-headers 'some)
7933 (eq gnus-fetch-old-headers 'invisible)
7934 (numberp gnus-fetch-old-headers)
7935 (eq gnus-build-sparse-threads 'some)
7936 (eq gnus-build-sparse-threads 'more))
7939 (setcar th (gnus-cut-thread (car th)))
7940 (setq th (cdr th)))))
7941 ;; Remove nixed out threads.
7944 (defun gnus-summary-initial-limit (&optional show-if-empty)
7945 "Figure out what the initial limit is supposed to be on group entry.
7946 This entails weeding out unwanted dormants, low-scored articles,
7947 fetch-old-headers verbiage, and so on."
7948 ;; Most groups have nothing to remove.
7949 (if (or gnus-inhibit-limiting
7950 (and (null gnus-newsgroup-dormant)
7951 (eq gnus-newsgroup-display 'gnus-not-ignore)
7952 (not (eq gnus-fetch-old-headers 'some))
7953 (not (numberp gnus-fetch-old-headers))
7954 (not (eq gnus-fetch-old-headers 'invisible))
7955 (null gnus-summary-expunge-below)
7956 (not (eq gnus-build-sparse-threads 'some))
7957 (not (eq gnus-build-sparse-threads 'more))
7958 (null gnus-thread-expunge-below)
7959 (not gnus-use-nocem)))
7961 (push gnus-newsgroup-limit gnus-newsgroup-limits)
7962 (setq gnus-newsgroup-limit nil)
7965 (unless (car (symbol-value node))
7966 ;; These threads have no parents -- they are roots.
7967 (let ((nodes (cdr (symbol-value node)))
7970 (if (and gnus-thread-expunge-below
7971 (< (gnus-thread-total-score (car nodes))
7972 gnus-thread-expunge-below))
7973 (gnus-expunge-thread (pop nodes))
7974 (setq thread (pop nodes))
7975 (gnus-summary-limit-children thread))))))
7976 gnus-newsgroup-dependencies)
7977 ;; If this limitation resulted in an empty group, we might
7978 ;; pop the previous limit and use it instead.
7979 (when (and (not gnus-newsgroup-limit)
7981 (setq gnus-newsgroup-limit (pop gnus-newsgroup-limits)))
7982 gnus-newsgroup-limit))
7984 (defun gnus-summary-limit-children (thread)
7985 "Return 1 if this subthread is visible and 0 if it is not."
7986 ;; First we get the number of visible children to this thread. This
7987 ;; is done by recursing down the thread using this function, so this
7988 ;; will really go down to a leaf article first, before slowly
7989 ;; working its way up towards the root.
7991 (let* ((max-lisp-eval-depth 5000)
7994 (apply '+ (mapcar 'gnus-summary-limit-children
7997 (number (mail-header-number (car thread)))
8000 (not (memq number gnus-newsgroup-marked))
8002 ;; If this article is dormant and has absolutely no visible
8003 ;; children, then this article isn't visible.
8004 (and (memq number gnus-newsgroup-dormant)
8006 ;; If this is "fetch-old-headered" and there is no
8007 ;; visible children, then we don't want this article.
8008 (and (or (eq gnus-fetch-old-headers 'some)
8009 (numberp gnus-fetch-old-headers))
8010 (gnus-summary-article-ancient-p number)
8012 ;; If this is "fetch-old-headered" and `invisible', then
8013 ;; we don't want this article.
8014 (and (eq gnus-fetch-old-headers 'invisible)
8015 (gnus-summary-article-ancient-p number))
8016 ;; If this is a sparsely inserted article with no children,
8017 ;; we don't want it.
8018 (and (eq gnus-build-sparse-threads 'some)
8019 (gnus-summary-article-sparse-p number)
8021 ;; If we use expunging, and this article is really
8022 ;; low-scored, then we don't want this article.
8023 (when (and gnus-summary-expunge-below
8025 (or (cdr (assq number gnus-newsgroup-scored))
8026 gnus-summary-default-score))
8027 gnus-summary-expunge-below))
8028 ;; We increase the expunge-tally here, but that has
8029 ;; nothing to do with the limits, really.
8030 (incf gnus-newsgroup-expunged-tally)
8031 ;; We also mark as read here, if that's wanted.
8032 (when (and gnus-summary-mark-below
8033 (< score gnus-summary-mark-below))
8034 (setq gnus-newsgroup-unreads
8035 (delq number gnus-newsgroup-unreads))
8036 (if gnus-newsgroup-auto-expire
8037 (push number gnus-newsgroup-expirable)
8038 (push (cons number gnus-low-score-mark)
8039 gnus-newsgroup-reads)))
8041 ;; Do the `display' group parameter.
8042 (and gnus-newsgroup-display
8043 (not (funcall gnus-newsgroup-display)))
8044 ;; Check NoCeM things.
8045 (if (and gnus-use-nocem
8046 (gnus-nocem-unwanted-article-p
8047 (mail-header-id (car thread))))
8049 (setq gnus-newsgroup-unreads
8050 (delq number gnus-newsgroup-unreads))
8052 ;; Nope, invisible article.
8054 ;; Ok, this article is to be visible, so we add it to the limit
8056 (push number gnus-newsgroup-limit)
8059 (defun gnus-expunge-thread (thread)
8060 "Mark all articles in THREAD as read."
8061 (let* ((number (mail-header-number (car thread))))
8062 (incf gnus-newsgroup-expunged-tally)
8063 ;; We also mark as read here, if that's wanted.
8064 (setq gnus-newsgroup-unreads
8065 (delq number gnus-newsgroup-unreads))
8066 (if gnus-newsgroup-auto-expire
8067 (push number gnus-newsgroup-expirable)
8068 (push (cons number gnus-low-score-mark)
8069 gnus-newsgroup-reads)))
8070 ;; Go recursively through all subthreads.
8071 (mapcar 'gnus-expunge-thread (cdr thread)))
8073 ;; Summary article oriented commands
8075 (defun gnus-summary-refer-parent-article (n)
8076 "Refer parent article N times.
8077 If N is negative, go to ancestor -N instead.
8078 The difference between N and the number of articles fetched is returned."
8082 (when (not (natnump n))
8087 (setq header (gnus-summary-article-header))
8088 (if (and (eq (mail-header-number header)
8089 (cdr gnus-article-current))
8090 (equal gnus-newsgroup-name
8091 (car gnus-article-current)))
8092 ;; If we try to find the parent of the currently
8093 ;; displayed article, then we take a look at the actual
8094 ;; References header, since this is slightly more
8095 ;; reliable than the References field we got from the
8098 (set-buffer gnus-original-article-buffer)
8099 (nnheader-narrow-to-headers)
8100 (unless (setq ref (message-fetch-field "references"))
8101 (when (setq ref (message-fetch-field "in-reply-to"))
8102 (setq ref (gnus-extract-message-id-from-in-reply-to ref))))
8105 ;; It's not the current article, so we take a bet on
8106 ;; the value we got from the server.
8107 (mail-header-references header)))
8109 (not (equal ref "")))
8110 (unless (gnus-summary-refer-article (gnus-parent-id ref skip))
8111 (gnus-message 1 "Couldn't find parent"))
8112 (gnus-message 1 "No references in article %d"
8113 (gnus-summary-article-number))
8116 (gnus-summary-position-point)
8119 (defun gnus-summary-refer-references ()
8120 "Fetch all articles mentioned in the References header.
8121 Return the number of articles fetched."
8123 (let ((ref (mail-header-references (gnus-summary-article-header)))
8124 (current (gnus-summary-article-number))
8128 (error "No References in the current article")
8129 ;; For each Message-ID in the References header...
8130 (while (string-match "<[^>]*>" ref)
8132 ;; ... fetch that article.
8133 (gnus-summary-refer-article
8134 (prog1 (match-string 0 ref)
8135 (setq ref (substring ref (match-end 0))))))
8136 (gnus-summary-goto-subject current)
8137 (gnus-summary-position-point)
8140 (defun gnus-summary-refer-thread (&optional limit)
8141 "Fetch all articles in the current thread.
8142 If LIMIT (the numerical prefix), fetch that many old headers instead
8143 of what's specified by the `gnus-refer-thread-limit' variable."
8145 (let ((id (mail-header-id (gnus-summary-article-header)))
8146 (limit (if limit (prefix-numeric-value limit)
8147 gnus-refer-thread-limit)))
8148 (unless (eq gnus-fetch-old-headers 'invisible)
8149 (gnus-message 5 "Fetching headers for %s..." gnus-newsgroup-name)
8150 ;; Retrieve the headers and read them in.
8151 (if (eq (if (numberp limit)
8152 (gnus-retrieve-headers
8154 (+ (mail-header-number
8155 (gnus-summary-article-header))
8157 gnus-newsgroup-end))
8158 gnus-newsgroup-name (* limit 2))
8159 ;; gnus-refer-thread-limit is t, i.e. fetch _all_
8161 (gnus-retrieve-headers (list gnus-newsgroup-end)
8162 gnus-newsgroup-name limit))
8164 (gnus-build-all-threads)
8165 (error "Can't fetch thread from back ends that don't support NOV"))
8166 (gnus-message 5 "Fetching headers for %s...done" gnus-newsgroup-name))
8167 (gnus-summary-limit-include-thread id)))
8169 (defun gnus-summary-refer-article (message-id)
8170 "Fetch an article specified by MESSAGE-ID."
8171 (interactive "sMessage-ID: ")
8172 (when (and (stringp message-id)
8173 (not (zerop (length message-id))))
8174 (setq message-id (gnus-replace-in-string message-id " " ""))
8175 ;; Construct the correct Message-ID if necessary.
8176 ;; Suggested by tale@pawl.rpi.edu.
8177 (unless (string-match "^<" message-id)
8178 (setq message-id (concat "<" message-id)))
8179 (unless (string-match ">$" message-id)
8180 (setq message-id (concat message-id ">")))
8181 ;; People often post MIDs from URLs, so unhex it:
8182 (unless (string-match "@" message-id)
8183 (setq message-id (gnus-url-unhex-string message-id)))
8184 (let* ((header (gnus-id-to-header message-id))
8186 (gnus-summary-article-sparse-p
8187 (mail-header-number header))
8188 (memq (mail-header-number header)
8189 gnus-newsgroup-limit)))
8192 ;; If the article is present in the buffer we just go to it.
8194 (or (not (gnus-summary-article-sparse-p
8195 (mail-header-number header)))
8198 (gnus-summary-goto-article
8199 (mail-header-number header) nil t)
8201 (gnus-summary-update-article (mail-header-number header)))))
8203 ;; We fetch the article.
8205 (dolist (gnus-override-method (gnus-refer-article-methods))
8206 (when (and (gnus-check-server gnus-override-method)
8207 ;; Fetch the header,
8208 (setq number (gnus-summary-insert-subject message-id)))
8209 ;; and display the article.
8210 (gnus-summary-select-article nil nil nil number)
8212 (gnus-message 3 "Couldn't fetch article %s" message-id)))))))
8214 (defun gnus-refer-article-methods ()
8215 "Return a list of referable methods."
8217 ;; No method, so we default to current and native.
8218 ((null gnus-refer-article-method)
8219 (list gnus-current-select-method gnus-select-method))
8221 ((eq 'current gnus-refer-article-method)
8222 (list gnus-current-select-method))
8223 ;; List of select methods.
8224 ((not (and (symbolp (car gnus-refer-article-method))
8225 (assq (car gnus-refer-article-method) nnoo-definition-alist)))
8227 (dolist (method gnus-refer-article-method)
8228 (push (if (eq 'current method)
8229 gnus-current-select-method
8233 ;; One single select method.
8235 (list gnus-refer-article-method))))
8237 (defun gnus-summary-edit-parameters ()
8238 "Edit the group parameters of the current group."
8240 (gnus-group-edit-group gnus-newsgroup-name 'params))
8242 (defun gnus-summary-customize-parameters ()
8243 "Customize the group parameters of the current group."
8245 (gnus-group-customize gnus-newsgroup-name))
8247 (defun gnus-summary-enter-digest-group (&optional force)
8248 "Enter an nndoc group based on the current article.
8249 If FORCE, force a digest interpretation. If not, try
8250 to guess what the document format is."
8252 (let ((conf gnus-current-window-configuration))
8253 (save-window-excursion
8255 (let (gnus-article-prepare-hook
8256 gnus-display-mime-function
8258 (gnus-summary-select-article))))
8259 (setq gnus-current-window-configuration conf)
8260 (let* ((name (format "%s-%d"
8261 (gnus-group-prefixed-name
8262 gnus-newsgroup-name (list 'nndoc ""))
8264 (set-buffer gnus-summary-buffer)
8265 gnus-current-article)))
8266 (ogroup gnus-newsgroup-name)
8267 (params (append (gnus-info-params (gnus-get-info ogroup))
8268 (list (cons 'to-group ogroup))
8269 (list (cons 'parent-group ogroup))
8270 (list (cons 'save-article-group ogroup))))
8271 (case-fold-search t)
8272 (buf (current-buffer))
8275 (set-buffer gnus-original-article-buffer)
8276 ;; Have the digest group inherit the main mail address of
8277 ;; the parent article.
8278 (when (setq to-address (or (gnus-fetch-field "reply-to")
8279 (gnus-fetch-field "from")))
8280 (setq params (append
8281 (list (cons 'to-address
8282 (funcall gnus-decode-encoded-word-function
8284 (setq dig (nnheader-set-temp-buffer " *gnus digest buffer*"))
8285 (insert-buffer-substring gnus-original-article-buffer)
8286 ;; Remove lines that may lead nndoc to misinterpret the
8289 (goto-char (point-min))
8290 (or (search-forward "\n\n" nil t) (point)))
8291 (goto-char (point-min))
8292 (delete-matching-lines "^Path:\\|^From ")
8295 (if (let ((gnus-newsgroup-ephemeral-charset gnus-newsgroup-charset)
8296 (gnus-newsgroup-ephemeral-ignored-charsets
8297 gnus-newsgroup-ignored-charsets))
8298 (gnus-group-read-ephemeral-group
8299 name `(nndoc ,name (nndoc-address ,(get-buffer dig))
8301 ,(if force 'mbox 'guess)))
8303 `((adapt-file . ,(gnus-score-file-name gnus-newsgroup-name
8305 ;; Make all postings to this group go to the parent group.
8306 (nconc (gnus-info-params (gnus-get-info name))
8308 ;; Couldn't select this doc group.
8309 (switch-to-buffer buf)
8310 (gnus-set-global-variables)
8311 (gnus-configure-windows 'summary)
8312 (gnus-message 3 "Article couldn't be entered?"))
8313 (kill-buffer dig)))))
8315 (defun gnus-summary-read-document (n)
8316 "Open a new group based on the current article(s).
8317 This will allow you to read digests and other similar
8318 documents as newsgroups.
8319 Obeys the standard process/prefix convention."
8321 (let* ((articles (gnus-summary-work-articles n))
8322 (ogroup gnus-newsgroup-name)
8323 (params (append (gnus-info-params (gnus-get-info ogroup))
8324 (list (cons 'to-group ogroup))))
8325 article group egroup groups vgroup)
8326 (while (setq article (pop articles))
8327 (setq group (format "%s-%d" gnus-newsgroup-name article))
8328 (gnus-summary-remove-process-mark article)
8329 (when (gnus-summary-display-article article)
8332 (insert-buffer-substring gnus-original-article-buffer)
8333 ;; Remove some headers that may lead nndoc to make
8335 (message-narrow-to-head)
8336 (goto-char (point-min))
8337 (delete-matching-lines "^Path:\\|^From ")
8340 (gnus-group-read-ephemeral-group
8341 group `(nndoc ,group (nndoc-address ,(current-buffer))
8342 (nndoc-article-type guess))
8345 ;; Make all postings to this group go to the parent group.
8346 (nconc (gnus-info-params (gnus-get-info egroup))
8348 (push egroup groups))
8349 ;; Couldn't select this doc group.
8350 (gnus-error 3 "Article couldn't be entered"))))))
8351 ;; Now we have selected all the documents.
8354 (error "None of the articles could be interpreted as documents"))
8355 ((gnus-group-read-ephemeral-group
8356 (setq vgroup (format
8357 "nnvirtual:%s-%s" gnus-newsgroup-name
8358 (format-time-string "%Y%m%dT%H%M%S" (current-time))))
8359 `(nnvirtual ,vgroup (nnvirtual-component-groups ,groups))
8361 (cons (current-buffer) 'summary)))
8363 (error "Couldn't select virtual nndoc group")))))
8365 (defun gnus-summary-isearch-article (&optional regexp-p)
8366 "Do incremental search forward on the current article.
8367 If REGEXP-P (the prefix) is non-nil, do regexp isearch."
8369 (gnus-summary-select-article)
8370 (gnus-configure-windows 'article)
8371 (gnus-eval-in-buffer-window gnus-article-buffer
8374 (isearch-forward regexp-p))))
8376 (defun gnus-summary-search-article-forward (regexp &optional backward)
8377 "Search for an article containing REGEXP forward.
8378 If BACKWARD, search backward instead."
8381 (format "Search article %s (regexp%s): "
8382 (if current-prefix-arg "backward" "forward")
8383 (if gnus-last-search-regexp
8384 (concat ", default " gnus-last-search-regexp)
8386 current-prefix-arg))
8387 (if (string-equal regexp "")
8388 (setq regexp (or gnus-last-search-regexp ""))
8389 (setq gnus-last-search-regexp regexp)
8390 (setq gnus-article-before-search gnus-current-article))
8391 ;; Intentionally set gnus-last-article.
8392 (setq gnus-last-article gnus-article-before-search)
8393 (let ((gnus-last-article gnus-last-article))
8394 (if (gnus-summary-search-article regexp backward)
8395 (gnus-summary-show-thread)
8396 (error "Search failed: \"%s\"" regexp))))
8398 (defun gnus-summary-search-article-backward (regexp)
8399 "Search for an article containing REGEXP backward."
8402 (format "Search article backward (regexp%s): "
8403 (if gnus-last-search-regexp
8404 (concat ", default " gnus-last-search-regexp)
8406 (gnus-summary-search-article-forward regexp 'backward))
8408 (defun gnus-summary-search-article (regexp &optional backward)
8409 "Search for an article containing REGEXP.
8410 Optional argument BACKWARD means do search for backward.
8411 `gnus-select-article-hook' is not called during the search."
8412 ;; We have to require this here to make sure that the following
8413 ;; dynamic binding isn't shadowed by autoloading.
8414 (require 'gnus-async)
8416 (let ((gnus-select-article-hook nil) ;Disable hook.
8417 (gnus-article-prepare-hook nil)
8418 (gnus-mark-article-hook nil) ;Inhibit marking as read.
8419 (gnus-use-article-prefetch nil)
8420 (gnus-xmas-force-redisplay nil) ;Inhibit XEmacs redisplay.
8421 (gnus-use-trees nil) ;Inhibit updating tree buffer.
8423 (gnus-keep-backlog nil)
8424 (gnus-break-pages nil)
8425 (gnus-summary-display-arrow nil)
8426 (gnus-updated-mode-lines nil)
8427 (gnus-auto-center-summary nil)
8428 (sum (current-buffer))
8429 (gnus-display-mime-function nil)
8432 (gnus-save-hidden-threads
8433 (gnus-summary-select-article)
8434 (set-buffer gnus-article-buffer)
8435 (goto-char (window-point (get-buffer-window (current-buffer))))
8439 (gnus-message 7 "Searching article: %d..." (cdr gnus-article-current))
8441 (re-search-backward regexp nil t)
8442 (re-search-forward regexp nil t))
8443 ;; We found the regexp.
8448 (get-buffer-window (current-buffer))
8452 (get-buffer-window (current-buffer))
8455 (setq point (point)))
8456 ;; We didn't find it, so we go to the next article.
8459 (while (eq found 'not)
8460 (if (not (if backward (gnus-summary-find-prev)
8461 (gnus-summary-find-next)))
8462 ;; No more articles.
8464 ;; Select the next article and adjust point.
8465 (unless (gnus-summary-article-sparse-p
8466 (gnus-summary-article-number))
8468 (gnus-summary-select-article)
8469 (set-buffer gnus-article-buffer)
8471 (goto-char (if backward (point-max) (point-min))))))))
8472 (gnus-message 7 ""))
8473 ;; Return whether we found the regexp.
8474 (when (eq found 'found)
8476 (gnus-summary-show-thread)
8477 (gnus-summary-goto-subject gnus-current-article)
8478 (gnus-summary-position-point)
8481 (defun gnus-find-matching-articles (header regexp)
8482 "Return a list of all articles that match REGEXP on HEADER.
8483 This search includes all articles in the current group that Gnus has
8484 fetched headers for, whether they are displayed or not."
8485 (let ((articles nil)
8486 (func `(lambda (h) (,(intern (concat "mail-header-" header)) h)))
8487 (case-fold-search t))
8488 (dolist (header gnus-newsgroup-headers)
8489 (when (string-match regexp (funcall func header))
8490 (push (mail-header-number header) articles)))
8491 (nreverse articles)))
8493 (defun gnus-summary-find-matching (header regexp &optional backward unread
8494 not-case-fold not-matching)
8495 "Return a list of all articles that match REGEXP on HEADER.
8496 The search stars on the current article and goes forwards unless
8497 BACKWARD is non-nil. If BACKWARD is `all', do all articles.
8498 If UNREAD is non-nil, only unread articles will
8499 be taken into consideration. If NOT-CASE-FOLD, case won't be folded
8500 in the comparisons. If NOT-MATCHING, return a list of all articles that
8501 not match REGEXP on HEADER."
8502 (let ((case-fold-search (not not-case-fold))
8505 (if (eq (car header) 'extra)
8508 (or (cdr (assq ',(cdr header) (mail-header-extra h)))
8510 (error "%s is an invalid header" header))
8511 (unless (fboundp (intern (concat "mail-header-" header)))
8512 (error "%s is not a valid header" header))
8513 (setq func `(lambda (h) (,(intern (concat "mail-header-" header)) h))))
8514 (dolist (d (if (eq backward 'all)
8516 (gnus-data-find-list
8517 (gnus-summary-article-number)
8518 (gnus-data-list backward))))
8519 (when (and (or (not unread) ; We want all articles...
8520 (gnus-data-unread-p d)) ; Or just unreads.
8521 (vectorp (gnus-data-header d)) ; It's not a pseudo.
8525 (funcall func (gnus-data-header d))))
8526 (string-match regexp
8527 (funcall func (gnus-data-header d)))))
8528 (push (gnus-data-number d) articles))) ; Success!
8529 (nreverse articles)))
8531 (defun gnus-summary-execute-command (header regexp command &optional backward)
8532 "Search forward for an article whose HEADER matches REGEXP and execute COMMAND.
8533 If HEADER is an empty string (or nil), the match is done on the entire
8534 article. If BACKWARD (the prefix) is non-nil, search backward instead."
8536 (list (let ((completion-ignore-case t))
8539 (mapcar (lambda (header) (list (format "%s" header)))
8541 '("Number" "Subject" "From" "Lines" "Date"
8542 "Message-ID" "Xref" "References" "Body")
8543 gnus-extra-headers))
8544 nil 'require-match))
8545 (read-string "Regexp: ")
8546 (read-key-sequence "Command: ")
8547 current-prefix-arg))
8548 (when (equal header "Body")
8550 ;; Hidden thread subtrees must be searched as well.
8551 (gnus-summary-show-all-threads)
8552 ;; We don't want to change current point nor window configuration.
8554 (save-window-excursion
8556 gnus-treat-strip-trailing-blank-lines
8557 gnus-treat-strip-leading-blank-lines
8558 gnus-treat-strip-multiple-blank-lines
8559 gnus-treat-hide-boring-headers
8560 gnus-treat-fold-newsgroups
8561 gnus-article-prepare-hook)
8562 (gnus-message 6 "Executing %s..." (key-description command))
8563 ;; We'd like to execute COMMAND interactively so as to give arguments.
8564 (gnus-execute header regexp
8565 `(call-interactively ',(key-binding command))
8567 (gnus-message 6 "Executing %s...done" (key-description command))))))
8569 (defun gnus-summary-beginning-of-article ()
8570 "Scroll the article back to the beginning."
8572 (gnus-summary-select-article)
8573 (gnus-configure-windows 'article)
8574 (gnus-eval-in-buffer-window gnus-article-buffer
8576 (goto-char (point-min))
8577 (when gnus-break-pages
8578 (gnus-narrow-to-page))))
8580 (defun gnus-summary-end-of-article ()
8581 "Scroll to the end of the article."
8583 (gnus-summary-select-article)
8584 (gnus-configure-windows 'article)
8585 (gnus-eval-in-buffer-window gnus-article-buffer
8587 (goto-char (point-max))
8589 (when gnus-break-pages
8590 (when (re-search-backward page-delimiter nil t)
8591 (narrow-to-region (match-end 0) (point-max)))
8592 (gnus-narrow-to-page))))
8594 (defun gnus-summary-print-truncate-and-quote (string &optional len)
8595 "Truncate to LEN and quote all \"(\"'s in STRING."
8596 (gnus-replace-in-string (if (and len (> (length string) len))
8597 (substring string 0 len)
8601 (defun gnus-summary-print-article (&optional filename n)
8602 "Generate and print a PostScript image of the process-marked (mail) articles.
8604 If used interactively, print the current article if none are
8605 process-marked. With prefix arg, prompt the user for the name of the
8608 When used from Lisp, accept two optional args FILENAME and N. N means
8609 to print the next N articles. If N is negative, print the N previous
8610 articles. If N is nil and articles have been marked with the process
8611 mark, print these instead.
8613 If the optional first argument FILENAME is nil, send the image to the
8614 printer. If FILENAME is a string, save the PostScript image in a file with
8615 that name. If FILENAME is a number, prompt the user for the name of the file
8617 (interactive (list (ps-print-preprint current-prefix-arg)))
8618 (dolist (article (gnus-summary-work-articles n))
8619 (gnus-summary-select-article nil nil 'pseudo article)
8620 (gnus-eval-in-buffer-window gnus-article-buffer
8621 (gnus-print-buffer))
8622 (gnus-summary-remove-process-mark article))
8623 (ps-despool filename))
8625 (defun gnus-print-buffer ()
8626 (let ((buffer (generate-new-buffer " *print*")))
8629 (copy-to-buffer buffer (point-min) (point-max))
8631 (gnus-remove-text-with-property 'gnus-decoration)
8632 (when (gnus-visual-p 'article-highlight 'highlight)
8633 ;; Copy-to-buffer doesn't copy overlay. So redo
8635 (let ((gnus-article-buffer buffer))
8636 (gnus-article-highlight-citation t)
8637 (gnus-article-highlight-signature)
8638 (gnus-article-emphasize)
8639 (gnus-article-delete-invisible-text)))
8640 (let ((ps-left-header
8643 (gnus-summary-print-truncate-and-quote
8644 (mail-header-subject gnus-current-headers)
8647 (gnus-summary-print-truncate-and-quote
8648 (mail-header-from gnus-current-headers)
8652 "/pagenumberstring load"
8654 (mail-header-date gnus-current-headers) ")"))))
8655 (gnus-run-hooks 'gnus-ps-print-hook)
8658 (ps-spool-buffer-with-faces)
8659 (ps-spool-buffer)))))
8660 (kill-buffer buffer))))
8662 (defun gnus-summary-show-article (&optional arg)
8663 "Force redisplaying of the current article.
8664 If ARG (the prefix) is a number, show the article with the charset
8665 defined in `gnus-summary-show-article-charset-alist', or the charset
8667 If ARG (the prefix) is non-nil and not a number, show the raw article
8668 without any article massaging functions being run. Normally, the key
8669 strokes are `C-u g'."
8673 (gnus-summary-show-article t)
8674 (let ((gnus-newsgroup-charset
8675 (or (cdr (assq arg gnus-summary-show-article-charset-alist))
8676 (mm-read-coding-system
8677 "View as charset: " ;; actually it is coding system.
8679 (set-buffer gnus-article-buffer)
8680 (mm-detect-coding-region (point) (point-max))))))
8681 (gnus-newsgroup-ignored-charsets 'gnus-all))
8682 (gnus-summary-select-article nil 'force)
8683 (let ((deps gnus-newsgroup-dependencies)
8686 (set-buffer gnus-original-article-buffer)
8688 (message-narrow-to-head)
8689 (setq head (buffer-string))
8690 (goto-char (point-min))
8691 (unless (re-search-forward "^lines:[ \t]\\([0-9]+\\)" nil t)
8692 (goto-char (point-max))
8694 (setq lines (1- (count-lines (point) (point-max))))))
8696 (insert (format "211 %d Article retrieved.\n"
8697 (cdr gnus-article-current)))
8699 (if lines (insert (format "Lines: %d\n" lines)))
8701 (let ((nntp-server-buffer (current-buffer)))
8702 (setq header (car (gnus-get-newsgroup-headers deps t))))))
8703 (gnus-data-set-header
8704 (gnus-data-find (cdr gnus-article-current))
8706 (gnus-summary-update-article-line
8707 (cdr gnus-article-current) header)
8708 (when (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
8709 (gnus-summary-update-secondary-mark (cdr gnus-article-current))))))
8711 ;; Select the article the normal way.
8712 (gnus-summary-select-article nil 'force))
8714 ;; We have to require this here to make sure that the following
8715 ;; dynamic binding isn't shadowed by autoloading.
8716 (require 'gnus-async)
8718 ;; Bind the article treatment functions to nil.
8719 (let ((gnus-have-all-headers t)
8720 gnus-article-prepare-hook
8721 gnus-article-decode-hook
8722 gnus-display-mime-function
8724 ;; Destroy any MIME parts.
8725 (when (gnus-buffer-live-p gnus-article-buffer)
8727 (set-buffer gnus-article-buffer)
8728 (mm-destroy-parts gnus-article-mime-handles)
8729 ;; Set it to nil for safety reason.
8730 (setq gnus-article-mime-handle-alist nil)
8731 (setq gnus-article-mime-handles nil)))
8732 (gnus-summary-select-article nil 'force))))
8733 (gnus-summary-goto-subject gnus-current-article)
8734 (gnus-summary-position-point))
8736 (defun gnus-summary-show-raw-article ()
8737 "Show the raw article without any article massaging functions being run."
8739 (gnus-summary-show-article t))
8741 (defun gnus-summary-verbose-headers (&optional arg)
8742 "Toggle permanent full header display.
8743 If ARG is a positive number, turn header display on.
8744 If ARG is a negative number, turn header display off."
8746 (setq gnus-show-all-headers
8747 (cond ((or (not (numberp arg))
8749 (not gnus-show-all-headers))
8752 (gnus-summary-show-article))
8754 (defun gnus-summary-toggle-header (&optional arg)
8755 "Show the headers if they are hidden, or hide them if they are shown.
8756 If ARG is a positive number, show the entire header.
8757 If ARG is a negative number, hide the unwanted header lines."
8759 (let ((window (and (gnus-buffer-live-p gnus-article-buffer)
8760 (get-buffer-window gnus-article-buffer t))))
8761 (with-current-buffer gnus-article-buffer
8763 (article-narrow-to-head)
8764 (let* ((buffer-read-only nil)
8765 (inhibit-point-motion-hooks t)
8766 (hidden (if (numberp arg)
8768 (gnus-article-hidden-text-p 'headers)))
8770 (delete-region (point-min) (point-max))
8771 (with-current-buffer gnus-original-article-buffer
8772 (goto-char (setq s (point-min)))
8773 (setq e (if (search-forward "\n\n" nil t)
8776 (insert-buffer-substring gnus-original-article-buffer s e)
8777 (run-hooks 'gnus-article-decode-hook)
8779 (let ((gnus-treat-hide-headers nil)
8780 (gnus-treat-hide-boring-headers nil))
8781 (gnus-delete-wash-type 'headers)
8782 (gnus-treat-article 'head))
8783 (gnus-treat-article 'head))
8786 (set-window-start window (goto-char (point-min))))
8787 (if gnus-break-pages
8788 (gnus-narrow-to-page)
8789 (when (gnus-visual-p 'page-marker)
8790 (let ((buffer-read-only nil))
8791 (gnus-remove-text-with-property 'gnus-prev)
8792 (gnus-remove-text-with-property 'gnus-next))))
8793 (gnus-set-mode-line 'article)))))
8795 (defun gnus-summary-show-all-headers ()
8796 "Make all header lines visible."
8798 (gnus-summary-toggle-header 1))
8800 (defun gnus-summary-caesar-message (&optional arg)
8801 "Caesar rotate the current article by 13.
8802 The numerical prefix specifies how many places to rotate each letter
8805 (gnus-summary-select-article)
8806 (let ((mail-header-separator ""))
8807 (gnus-eval-in-buffer-window gnus-article-buffer
8810 (let ((start (window-start))
8812 (message-caesar-buffer-body arg)
8813 (set-window-start (get-buffer-window (current-buffer)) start))))))
8815 (autoload 'unmorse-region "morse"
8816 "Convert morse coded text in region to ordinary ASCII text."
8819 (defun gnus-summary-morse-message (&optional arg)
8820 "Morse decode the current article."
8822 (gnus-summary-select-article)
8823 (let ((mail-header-separator ""))
8824 (gnus-eval-in-buffer-window gnus-article-buffer
8828 (let ((pos (window-start))
8830 (goto-char (point-min))
8831 (when (message-goto-body)
8832 (gnus-narrow-to-body))
8833 (goto-char (point-min))
8834 (while (re-search-forward "·" (point-max) t)
8835 (replace-match "."))
8836 (unmorse-region (point-min) (point-max))
8838 (set-window-start (get-buffer-window (current-buffer)) pos)))))))
8840 (defun gnus-summary-stop-page-breaking ()
8841 "Stop page breaking in the current article."
8843 (gnus-summary-select-article)
8844 (gnus-eval-in-buffer-window gnus-article-buffer
8846 (when (gnus-visual-p 'page-marker)
8847 (let ((buffer-read-only nil))
8848 (gnus-remove-text-with-property 'gnus-prev)
8849 (gnus-remove-text-with-property 'gnus-next))
8850 (setq gnus-page-broken nil))))
8852 (defun gnus-summary-move-article (&optional n to-newsgroup
8853 select-method action)
8854 "Move the current article to a different newsgroup.
8855 If N is a positive number, move the N next articles.
8856 If N is a negative number, move the N previous articles.
8857 If N is nil and any articles have been marked with the process mark,
8858 move those articles instead.
8859 If TO-NEWSGROUP is string, do not prompt for a newsgroup to move to.
8860 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
8861 re-spool using this method.
8863 When called interactively with TO-NEWSGROUP being nil, the value of
8864 the variable `gnus-move-split-methods' is used for finding a default
8865 for the target newsgroup.
8867 For this function to work, both the current newsgroup and the
8868 newsgroup that you want to move to have to support the `request-move'
8869 and `request-accept' functions.
8871 ACTION can be either `move' (the default), `crosspost' or `copy'."
8874 (setq action 'move))
8875 ;; Check whether the source group supports the required functions.
8876 (cond ((and (eq action 'move)
8877 (not (gnus-check-backend-function
8878 'request-move-article gnus-newsgroup-name)))
8879 (error "The current group does not support article moving"))
8880 ((and (eq action 'crosspost)
8881 (not (gnus-check-backend-function
8882 'request-replace-article gnus-newsgroup-name)))
8883 (error "The current group does not support article editing")))
8884 (let ((articles (gnus-summary-work-articles n))
8885 (prefix (if (gnus-check-backend-function
8886 'request-move-article gnus-newsgroup-name)
8887 (gnus-group-real-prefix gnus-newsgroup-name)
8889 (names '((move "Move" "Moving")
8890 (copy "Copy" "Copying")
8891 (crosspost "Crosspost" "Crossposting")))
8892 (copy-buf (save-excursion
8893 (nnheader-set-temp-buffer " *copy article*")))
8894 art-group to-method new-xref article to-groups)
8895 (unless (assq action names)
8896 (error "Unknown action %s" action))
8897 ;; Read the newsgroup name.
8898 (when (and (not to-newsgroup)
8899 (not select-method))
8900 (if (and gnus-move-split-methods
8902 (and (memq gnus-current-article articles)
8903 (gnus-buffer-live-p gnus-original-article-buffer))))
8904 ;; When `gnus-move-split-methods' is non-nil, we have to
8905 ;; select an article to give `gnus-read-move-group-name' an
8906 ;; opportunity to suggest an appropriate default. However,
8907 ;; we needn't render or mark the article.
8908 (let ((gnus-display-mime-function nil)
8909 (gnus-article-prepare-hook nil)
8910 (gnus-mark-article-hook nil))
8911 (gnus-summary-select-article nil nil nil (car articles))))
8913 (gnus-read-move-group-name
8914 (cadr (assq action names))
8915 (symbol-value (intern (format "gnus-current-%s-group" action)))
8917 (set (intern (format "gnus-current-%s-group" action)) to-newsgroup))
8918 (setq to-method (or select-method
8919 (gnus-server-to-method
8920 (gnus-group-method to-newsgroup))))
8921 ;; Check the method we are to move this article to...
8922 (unless (gnus-check-backend-function
8923 'request-accept-article (car to-method))
8924 (error "%s does not support article copying" (car to-method)))
8925 (unless (gnus-check-server to-method)
8926 (error "Can't open server %s" (car to-method)))
8927 (gnus-message 6 "%s to %s: %s..."
8928 (caddr (assq action names))
8929 (or (car select-method) to-newsgroup) articles)
8931 (setq article (pop articles))
8935 ;; Move the article.
8937 ;; Remove this article from future suppression.
8938 (gnus-dup-unsuppress-article article)
8939 (gnus-request-move-article
8940 article ; Article to move
8941 gnus-newsgroup-name ; From newsgroup
8942 (nth 1 (gnus-find-method-for-group
8943 gnus-newsgroup-name)) ; Server
8944 (list 'gnus-request-accept-article
8945 to-newsgroup (list 'quote select-method)
8946 (not articles) t) ; Accept form
8947 (not articles))) ; Only save nov last time
8948 ;; Copy the article.
8951 (set-buffer copy-buf)
8952 (when (gnus-request-article-this-buffer article gnus-newsgroup-name)
8953 (gnus-request-accept-article
8954 to-newsgroup select-method (not articles) t))))
8955 ;; Crosspost the article.
8956 ((eq action 'crosspost)
8957 (let ((xref (message-tokenize-header
8958 (mail-header-xref (gnus-summary-article-header article))
8960 (setq new-xref (concat (gnus-group-real-name gnus-newsgroup-name)
8961 ":" (number-to-string article)))
8963 (setq xref (list (system-name))))
8966 (mapconcat 'identity
8967 (delete "Xref:" (delete new-xref xref))
8971 (set-buffer copy-buf)
8972 ;; First put the article in the destination group.
8973 (gnus-request-article-this-buffer article gnus-newsgroup-name)
8974 (when (consp (setq art-group
8975 (gnus-request-accept-article
8976 to-newsgroup select-method (not articles))))
8977 (setq new-xref (concat new-xref " " (car art-group)
8979 (number-to-string (cdr art-group))))
8980 ;; Now we have the new Xrefs header, so we insert
8981 ;; it and replace the new article.
8982 (nnheader-replace-header "Xref" new-xref)
8983 (gnus-request-replace-article
8984 (cdr art-group) to-newsgroup (current-buffer))
8988 (gnus-message 1 "Couldn't %s article %s: %s"
8989 (cadr (assq action names)) article
8990 (nnheader-get-report (car to-method))))
8991 ((eq art-group 'junk)
8992 (when (eq action 'move)
8993 (gnus-summary-mark-article article gnus-canceled-mark)
8994 (gnus-message 4 "Deleted article %s" article)
8995 ;; run the delete hook
8996 (run-hook-with-args 'gnus-summary-article-delete-hook
8999 (assoc article (gnus-data-list nil)))
9000 gnus-newsgroup-name nil
9003 (let* ((pto-group (gnus-group-prefixed-name
9004 (car art-group) to-method))
9005 (info (gnus-get-info pto-group))
9006 (to-group (gnus-info-group info))
9008 ;; Update the group that has been moved to.
9010 (memq action '(move copy)))
9011 (unless (member to-group to-groups)
9012 (push to-group to-groups))
9014 (unless (memq article gnus-newsgroup-unreads)
9015 (push 'read to-marks)
9017 info (gnus-add-to-range (gnus-info-read info)
9018 (list (cdr art-group)))))
9020 ;; See whether the article is to be put in the cache.
9021 (let ((marks (if (gnus-group-auto-expirable-p to-group)
9022 gnus-article-mark-lists
9023 (delete '(expirable . expire)
9024 (copy-sequence gnus-article-mark-lists))))
9025 (to-article (cdr art-group)))
9027 ;; Enter the article into the cache in the new group,
9028 ;; if that is required.
9029 (when gnus-use-cache
9030 (gnus-cache-possibly-enter-article
9032 (memq article gnus-newsgroup-marked)
9033 (memq article gnus-newsgroup-dormant)
9034 (memq article gnus-newsgroup-unreads)))
9036 (when gnus-preserve-marks
9037 ;; Copy any marks over to the new group.
9038 (when (and (equal to-group gnus-newsgroup-name)
9039 (not (memq article gnus-newsgroup-unreads)))
9040 ;; Mark this article as read in this group.
9041 (push (cons to-article gnus-read-mark) gnus-newsgroup-reads)
9042 (setcdr (gnus-active to-group) to-article)
9043 (setcdr gnus-newsgroup-active to-article))
9046 (when (eq (gnus-article-mark-to-type (cdar marks)) 'list)
9047 (when (memq article (symbol-value
9048 (intern (format "gnus-newsgroup-%s"
9050 (push (cdar marks) to-marks)
9051 ;; If the other group is the same as this group,
9052 ;; then we have to add the mark to the list.
9053 (when (equal to-group gnus-newsgroup-name)
9054 (set (intern (format "gnus-newsgroup-%s" (caar marks)))
9057 (intern (format "gnus-newsgroup-%s"
9059 ;; Copy the marks to other group.
9060 (gnus-add-marked-articles
9061 to-group (cdar marks) (list to-article) info)))
9062 (setq marks (cdr marks)))
9064 (gnus-request-set-mark
9065 to-group (list (list (list to-article) 'add to-marks))))
9068 (concat "(gnus-group-set-info '"
9069 (gnus-prin1-to-string (gnus-get-info to-group))
9072 ;; Update the Xref header in this article to point to
9073 ;; the new crossposted article we have just created.
9074 (when (eq action 'crosspost)
9076 (set-buffer copy-buf)
9077 (gnus-request-article-this-buffer article gnus-newsgroup-name)
9078 (nnheader-replace-header "Xref" new-xref)
9079 (gnus-request-replace-article
9080 article gnus-newsgroup-name (current-buffer))))
9082 ;; run the move/copy/crosspost/respool hook
9083 (run-hook-with-args 'gnus-summary-article-move-hook
9086 (assoc article (gnus-data-list nil)))
9091 ;;;!!!Why is this necessary?
9092 (set-buffer gnus-summary-buffer)
9094 (gnus-summary-goto-subject article)
9095 (when (eq action 'move)
9096 (gnus-summary-mark-article article gnus-canceled-mark))))
9097 (gnus-summary-remove-process-mark article))
9098 ;; Re-activate all groups that have been moved to.
9100 (set-buffer gnus-group-buffer)
9101 (let ((gnus-group-marked to-groups))
9102 (gnus-group-get-new-news-this-group nil t)))
9104 (gnus-kill-buffer copy-buf)
9105 (gnus-summary-position-point)
9106 (gnus-set-mode-line 'summary)))
9108 (defun gnus-summary-copy-article (&optional n to-newsgroup select-method)
9109 "Move the current article to a different newsgroup.
9110 If TO-NEWSGROUP is string, do not prompt for a newsgroup to move to.
9111 When called interactively, if TO-NEWSGROUP is nil, use the value of
9112 the variable `gnus-move-split-methods' for finding a default target
9114 If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
9115 re-spool using this method."
9117 (gnus-summary-move-article n to-newsgroup select-method 'copy))
9119 (defun gnus-summary-crosspost-article (&optional n)
9120 "Crosspost the current article to some other group."
9122 (gnus-summary-move-article n nil nil 'crosspost))
9124 (defcustom gnus-summary-respool-default-method nil
9125 "Default method type for respooling an article.
9126 If nil, use to the current newsgroup method."
9128 :group 'gnus-summary-mail)
9130 (defcustom gnus-summary-display-while-building nil
9131 "If non-nil, show and update the summary buffer as it's being built.
9132 If the value is t, update the buffer after every line is inserted. If
9133 the value is an integer (N), update the display every N lines."
9135 :type '(choice (const :tag "off" nil)
9137 (const :tag "frequently" t)))
9139 (defun gnus-summary-respool-article (&optional n method)
9140 "Respool the current article.
9141 The article will be squeezed through the mail spooling process again,
9142 which means that it will be put in some mail newsgroup or other
9143 depending on `nnmail-split-methods'.
9144 If N is a positive number, respool the N next articles.
9145 If N is a negative number, respool the N previous articles.
9146 If N is nil and any articles have been marked with the process mark,
9147 respool those articles instead.
9149 Respooling can be done both from mail groups and \"real\" newsgroups.
9150 In the former case, the articles in question will be moved from the
9151 current group into whatever groups they are destined to. In the
9152 latter case, they will be copied into the relevant groups."
9154 (list current-prefix-arg
9155 (let* ((methods (gnus-methods-using 'respool))
9157 (symbol-name (or gnus-summary-respool-default-method
9158 (car (gnus-find-method-for-group
9159 gnus-newsgroup-name)))))
9161 (gnus-completing-read-with-default
9162 methname "What backend do you want to use when respooling?"
9163 methods nil t nil 'gnus-mail-method-history))
9166 ((zerop (length (setq ms (gnus-servers-using-backend
9168 (list (intern method) ""))
9172 (let ((ms-alist (mapcar (lambda (m) (cons (cadr m) m)) ms)))
9173 (cdr (assoc (completing-read "Server name: " ms-alist nil t)
9176 (error "No method given for respooling"))
9177 (if (assoc (symbol-name
9178 (car (gnus-find-method-for-group gnus-newsgroup-name)))
9179 (gnus-methods-using 'respool))
9180 (gnus-summary-move-article n nil method)
9181 (gnus-summary-copy-article n nil method)))
9183 (defun gnus-summary-import-article (file &optional edit)
9184 "Import an arbitrary file into a mail newsgroup."
9185 (interactive "fImport file: \nP")
9186 (let ((group gnus-newsgroup-name)
9187 (now (current-time))
9188 atts lines group-art)
9189 (unless (gnus-check-backend-function 'request-accept-article group)
9190 (error "%s does not support article importing" group))
9191 (or (file-readable-p file)
9192 (not (file-regular-p file))
9193 (error "Can't read %s" file))
9195 (set-buffer (gnus-get-buffer-create " *import file*"))
9197 (nnheader-insert-file-contents file)
9198 (goto-char (point-min))
9199 (if (nnheader-article-p)
9201 (goto-char (point-min))
9202 (search-forward "\n\n" nil t)
9203 (narrow-to-region (point-min) (1- (point)))
9204 (goto-char (point-min))
9205 (unless (re-search-forward "^date:" nil t)
9206 (goto-char (point-max))
9207 (insert "Date: " (message-make-date (nth 5 atts)) "\n")))
9208 ;; This doesn't look like an article, so we fudge some headers.
9209 (setq atts (file-attributes file)
9210 lines (count-lines (point-min) (point-max)))
9211 (insert "From: " (read-string "From: ") "\n"
9212 "Subject: " (read-string "Subject: ") "\n"
9213 "Date: " (message-make-date (nth 5 atts)) "\n"
9214 "Message-ID: " (message-make-message-id) "\n"
9215 "Lines: " (int-to-string lines) "\n"
9216 "Chars: " (int-to-string (nth 7 atts)) "\n\n"))
9217 (setq group-art (gnus-request-accept-article group nil t))
9218 (kill-buffer (current-buffer)))
9219 (setq gnus-newsgroup-active (gnus-activate-group group))
9221 (gnus-summary-goto-article (cdr group-art) nil t)
9223 (gnus-summary-edit-article))))
9225 (defun gnus-summary-create-article ()
9226 "Create an article in a mail newsgroup."
9228 (let ((group gnus-newsgroup-name)
9229 (now (current-time))
9231 (unless (gnus-check-backend-function 'request-accept-article group)
9232 (error "%s does not support article importing" group))
9234 (set-buffer (gnus-get-buffer-create " *import file*"))
9236 (goto-char (point-min))
9237 ;; This doesn't look like an article, so we fudge some headers.
9238 (insert "From: " (read-string "From: ") "\n"
9239 "Subject: " (read-string "Subject: ") "\n"
9240 "Date: " (message-make-date now) "\n"
9241 "Message-ID: " (message-make-message-id) "\n")
9242 (setq group-art (gnus-request-accept-article group nil t))
9243 (kill-buffer (current-buffer)))
9244 (setq gnus-newsgroup-active (gnus-activate-group group))
9246 (gnus-summary-goto-article (cdr group-art) nil t)
9247 (gnus-summary-edit-article)))
9249 (defun gnus-summary-article-posted-p ()
9250 "Say whether the current (mail) article is available from news as well.
9251 This will be the case if the article has both been mailed and posted."
9253 (let ((id (mail-header-references (gnus-summary-article-header)))
9254 (gnus-override-method (car (gnus-refer-article-methods))))
9255 (if (gnus-request-head id "")
9256 (gnus-message 2 "The current message was found on %s"
9257 gnus-override-method)
9258 (gnus-message 2 "The current message couldn't be found on %s"
9259 gnus-override-method)
9262 (defun gnus-summary-expire-articles (&optional now)
9263 "Expire all articles that are marked as expirable in the current group."
9265 (when (and (not gnus-group-is-exiting-without-update-p)
9266 (gnus-check-backend-function
9267 'request-expire-articles gnus-newsgroup-name))
9268 ;; This backend supports expiry.
9269 (let* ((total (gnus-group-total-expirable-p gnus-newsgroup-name))
9270 (expirable (if total
9272 ;; We need to update the info for
9273 ;; this group for `gnus-list-of-read-articles'
9274 ;; to give us the right answer.
9275 (gnus-run-hooks 'gnus-exit-group-hook)
9276 (gnus-summary-update-info)
9277 (gnus-list-of-read-articles gnus-newsgroup-name))
9278 (setq gnus-newsgroup-expirable
9279 (sort gnus-newsgroup-expirable '<))))
9280 (expiry-wait (if now 'immediate
9281 (gnus-group-find-parameter
9282 gnus-newsgroup-name 'expiry-wait)))
9283 (nnmail-expiry-target
9284 (or (gnus-group-find-parameter gnus-newsgroup-name 'expiry-target)
9285 nnmail-expiry-target))
9288 ;; There are expirable articles in this group, so we run them
9289 ;; through the expiry process.
9290 (gnus-message 6 "Expiring articles...")
9291 (unless (gnus-check-group gnus-newsgroup-name)
9292 (error "Can't open server for %s" gnus-newsgroup-name))
9293 ;; The list of articles that weren't expired is returned.
9296 (let ((nnmail-expiry-wait-function nil)
9297 (nnmail-expiry-wait expiry-wait))
9298 (setq es (gnus-request-expire-articles
9299 expirable gnus-newsgroup-name)))
9300 (setq es (gnus-request-expire-articles
9301 expirable gnus-newsgroup-name)))
9303 (setq gnus-newsgroup-expirable es))
9304 ;; We go through the old list of expirable, and mark all
9305 ;; really expired articles as nonexistent.
9306 (unless (eq es expirable) ;If nothing was expired, we don't mark.
9307 (let ((gnus-use-cache nil))
9308 (dolist (article expirable)
9309 (when (and (not (memq article es))
9310 (gnus-data-find article))
9311 (gnus-summary-mark-article article gnus-canceled-mark)
9312 (run-hook-with-args 'gnus-summary-article-expire-hook
9315 (assoc article (gnus-data-list nil)))
9319 (gnus-message 6 "Expiring articles...done")))))
9321 (defun gnus-summary-expire-articles-now ()
9322 "Expunge all expirable articles in the current group.
9323 This means that *all* articles that are marked as expirable will be
9324 deleted forever, right now."
9326 (or gnus-expert-user
9328 "Are you really, really, really sure you want to delete all these messages? ")
9330 (gnus-summary-expire-articles t))
9332 ;; Suggested by Jack Vinson <vinson@unagi.cis.upenn.edu>.
9333 (defun gnus-summary-delete-article (&optional n)
9334 "Delete the N next (mail) articles.
9335 This command actually deletes articles. This is not a marking
9336 command. The article will disappear forever from your life, never to
9339 If N is negative, delete backwards.
9340 If N is nil and articles have been marked with the process mark,
9341 delete these instead.
9343 If `gnus-novice-user' is non-nil you will be asked for
9344 confirmation before the articles are deleted."
9346 (unless (gnus-check-backend-function 'request-expire-articles
9347 gnus-newsgroup-name)
9348 (error "The current newsgroup does not support article deletion"))
9349 (unless (gnus-check-server (gnus-find-method-for-group gnus-newsgroup-name))
9350 (error "Couldn't open server"))
9351 ;; Compute the list of articles to delete.
9352 (let ((articles (sort (copy-sequence (gnus-summary-work-articles n)) '<))
9353 (nnmail-expiry-target 'delete)
9355 (if (and gnus-novice-user
9356 (not (gnus-yes-or-no-p
9357 (format "Do you really want to delete %s forever? "
9358 (if (> (length articles) 1)
9359 (format "these %s articles" (length articles))
9362 ;; Delete the articles.
9363 (setq not-deleted (gnus-request-expire-articles
9364 articles gnus-newsgroup-name 'force))
9366 (gnus-summary-remove-process-mark (car articles))
9367 ;; The backend might not have been able to delete the article
9369 (unless (memq (car articles) not-deleted)
9370 (gnus-summary-mark-article (car articles) gnus-canceled-mark))
9371 (let* ((article (car articles))
9372 (id (mail-header-id (gnus-data-header
9373 (assoc article (gnus-data-list nil))))))
9374 (run-hook-with-args 'gnus-summary-article-delete-hook
9375 'delete id gnus-newsgroup-name nil
9377 (setq articles (cdr articles)))
9379 (gnus-message 4 "Couldn't delete articles %s" not-deleted)))
9380 (gnus-summary-position-point)
9381 (gnus-set-mode-line 'summary)
9384 (defun gnus-summary-edit-article (&optional arg)
9385 "Edit the current article.
9386 This will have permanent effect only in mail groups.
9387 If ARG is nil, edit the decoded articles.
9388 If ARG is 1, edit the raw articles.
9389 If ARG is 2, edit the raw articles even in read-only groups.
9390 If ARG is 3, edit the articles with the current handles.
9391 Otherwise, allow editing of articles even in read-only
9394 (let (force raw current-handles)
9403 (setq current-handles
9404 (and (gnus-buffer-live-p gnus-article-buffer)
9405 (with-current-buffer gnus-article-buffer
9407 gnus-article-mime-handles
9408 (setq gnus-article-mime-handles nil))))))
9411 (when (and raw (not force)
9412 (member gnus-newsgroup-name '("nndraft:delayed"
9415 (error "Can't edit the raw article in group %s"
9416 gnus-newsgroup-name))
9418 (set-buffer gnus-summary-buffer)
9419 (let ((mail-parse-charset gnus-newsgroup-charset)
9420 (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets))
9421 (gnus-set-global-variables)
9422 (when (and (not force)
9423 (gnus-group-read-only-p))
9424 (error "The current newsgroup does not support article editing"))
9425 (gnus-summary-show-article t)
9426 (when (and (not raw) (gnus-buffer-live-p gnus-article-buffer))
9427 (with-current-buffer gnus-article-buffer
9428 (mm-enable-multibyte)))
9429 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
9431 (gnus-article-edit-article
9434 (let ((mbl mml-buffer-list))
9435 (setq mml-buffer-list nil)
9436 (mime-to-mml ,'current-handles)
9437 (let ((mbl1 mml-buffer-list))
9438 (setq mml-buffer-list mbl)
9439 (set (make-local-variable 'mml-buffer-list) mbl1))
9440 (gnus-make-local-hook 'kill-buffer-hook)
9441 (add-hook 'kill-buffer-hook 'mml-destroy-buffers t t))))
9442 `(lambda (no-highlight)
9443 (let ((mail-parse-charset ',gnus-newsgroup-charset)
9444 (message-options message-options)
9445 (message-options-set-recipient)
9446 (mail-parse-ignored-charsets
9447 ',gnus-newsgroup-ignored-charsets))
9448 ,(if (not raw) '(progn
9450 (mml-destroy-buffers)
9451 (remove-hook 'kill-buffer-hook
9452 'mml-destroy-buffers t)
9453 (kill-local-variable 'mml-buffer-list)))
9454 (gnus-summary-edit-article-done
9455 ,(or (mail-header-references gnus-current-headers) "")
9456 ,(gnus-group-read-only-p)
9457 ,gnus-summary-buffer no-highlight))))))))
9459 (defalias 'gnus-summary-edit-article-postpone 'gnus-article-edit-exit)
9461 (defun gnus-summary-edit-article-done (&optional references read-only buffer
9463 "Make edits to the current article permanent."
9466 ;; The buffer restriction contains the entire article if it exists.
9467 (when (article-goto-body)
9468 (let ((lines (count-lines (point) (point-max)))
9469 (length (- (point-max) (point)))
9470 (case-fold-search t)
9471 (body (copy-marker (point))))
9472 (goto-char (point-min))
9473 (when (re-search-forward "^content-length:[ \t]\\([0-9]+\\)" body t)
9474 (delete-region (match-beginning 1) (match-end 1))
9475 (insert (number-to-string length)))
9476 (goto-char (point-min))
9477 (when (re-search-forward
9478 "^x-content-length:[ \t]\\([0-9]+\\)" body t)
9479 (delete-region (match-beginning 1) (match-end 1))
9480 (insert (number-to-string length)))
9481 (goto-char (point-min))
9482 (when (re-search-forward "^lines:[ \t]\\([0-9]+\\)" body t)
9483 (delete-region (match-beginning 1) (match-end 1))
9484 (insert (number-to-string lines))))))
9485 ;; Replace the article.
9486 (let ((buf (current-buffer)))
9488 (insert-buffer-substring buf)
9490 (if (and (not read-only)
9491 (not (gnus-request-replace-article
9492 (cdr gnus-article-current) (car gnus-article-current)
9493 (current-buffer) t)))
9494 (error "Couldn't replace article")
9495 ;; Update the summary buffer.
9497 (equal (message-tokenize-header references " ")
9498 (message-tokenize-header
9499 (or (message-fetch-field "references") "") " ")))
9500 ;; We only have to update this line.
9503 (message-narrow-to-head)
9504 (let ((head (buffer-string))
9507 (insert (format "211 %d Article retrieved.\n"
9508 (cdr gnus-article-current)))
9511 (let ((nntp-server-buffer (current-buffer)))
9512 (setq header (car (gnus-get-newsgroup-headers
9515 (set-buffer gnus-summary-buffer)
9516 (gnus-data-set-header
9517 (gnus-data-find (cdr gnus-article-current))
9519 (gnus-summary-update-article-line
9520 (cdr gnus-article-current) header)
9521 (if (gnus-summary-goto-subject
9522 (cdr gnus-article-current) nil t)
9523 (gnus-summary-update-secondary-mark
9524 (cdr gnus-article-current))))))))
9526 (set-buffer (or buffer gnus-summary-buffer))
9527 (gnus-summary-update-article (cdr gnus-article-current))
9528 (if (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
9529 (gnus-summary-update-secondary-mark
9530 (cdr gnus-article-current))))
9531 ;; Prettify the article buffer again.
9532 (unless no-highlight
9534 (set-buffer gnus-article-buffer)
9535 ;;;!!! Fix this -- article should be rehighlighted.
9536 ;;;(gnus-run-hooks 'gnus-article-display-hook)
9537 (set-buffer gnus-original-article-buffer)
9538 (gnus-request-article
9539 (cdr gnus-article-current)
9540 (car gnus-article-current) (current-buffer))))
9541 ;; Prettify the summary buffer line.
9542 (when (gnus-visual-p 'summary-highlight 'highlight)
9543 (gnus-run-hooks 'gnus-visual-mark-article-hook))))))
9545 (defun gnus-summary-edit-wash (key)
9546 "Perform editing command KEY in the article buffer."
9550 (message "%s" (concat (this-command-keys) "- "))
9553 (gnus-summary-edit-article)
9554 (execute-kbd-macro (concat (this-command-keys) key))
9555 (gnus-article-edit-done))
9559 (defun gnus-summary-respool-query (&optional silent trace)
9560 "Query where the respool algorithm would put this article."
9562 (let (gnus-mark-article-hook)
9563 (gnus-summary-select-article)
9565 (set-buffer gnus-original-article-buffer)
9566 (let ((groups (nnmail-article-group 'identity trace)))
9569 (message "This message would go to %s"
9570 (mapconcat 'car groups ", "))
9571 (message "This message would go to no groups"))
9574 (defun gnus-summary-respool-trace ()
9575 "Trace where the respool algorithm would put this article.
9576 Display a buffer showing all fancy splitting patterns which matched."
9578 (gnus-summary-respool-query nil t))
9580 ;; Summary marking commands.
9582 (defun gnus-summary-kill-same-subject-and-select (&optional unmark)
9583 "Mark articles which has the same subject as read, and then select the next.
9584 If UNMARK is positive, remove any kind of mark.
9585 If UNMARK is negative, tick articles."
9588 (setq unmark (prefix-numeric-value unmark)))
9590 (gnus-summary-mark-same-subject
9591 (gnus-summary-article-subject) unmark)))
9592 ;; Select next unread article. If auto-select-same mode, should
9593 ;; select the first unread article.
9594 (gnus-summary-next-article t (and gnus-auto-select-same
9595 (gnus-summary-article-subject)))
9596 (gnus-message 7 "%d article%s marked as %s"
9597 count (if (= count 1) " is" "s are")
9598 (if unmark "unread" "read"))))
9600 (defun gnus-summary-kill-same-subject (&optional unmark)
9601 "Mark articles which has the same subject as read.
9602 If UNMARK is positive, remove any kind of mark.
9603 If UNMARK is negative, tick articles."
9606 (setq unmark (prefix-numeric-value unmark)))
9608 (gnus-summary-mark-same-subject
9609 (gnus-summary-article-subject) unmark)))
9610 ;; If marked as read, go to next unread subject.
9612 ;; Go to next unread subject.
9613 (gnus-summary-next-subject 1 t))
9614 (gnus-message 7 "%d articles are marked as %s"
9615 count (if unmark "unread" "read"))))
9617 (defun gnus-summary-mark-same-subject (subject &optional unmark)
9618 "Mark articles with same SUBJECT as read, and return marked number.
9619 If optional argument UNMARK is positive, remove any kinds of marks.
9620 If optional argument UNMARK is negative, mark articles as unread instead."
9624 ((null unmark) ; Mark as read.
9627 (gnus-summary-mark-article-as-read gnus-killed-mark)
9628 (gnus-summary-show-thread) t)
9629 (gnus-summary-find-subject subject))
9630 (setq count (1+ count))))
9631 ((> unmark 0) ; Tick.
9634 (gnus-summary-mark-article-as-unread gnus-ticked-mark)
9635 (gnus-summary-show-thread) t)
9636 (gnus-summary-find-subject subject))
9637 (setq count (1+ count))))
9638 (t ; Mark as unread.
9641 (gnus-summary-mark-article-as-unread gnus-unread-mark)
9642 (gnus-summary-show-thread) t)
9643 (gnus-summary-find-subject subject))
9644 (setq count (1+ count)))))
9645 (gnus-set-mode-line 'summary)
9646 ;; Return the number of marked articles.
9649 (defun gnus-summary-mark-as-processable (n &optional unmark)
9650 "Set the process mark on the next N articles.
9651 If N is negative, mark backward instead. If UNMARK is non-nil, remove
9652 the process mark instead. The difference between N and the actual
9653 number of articles marked is returned."
9655 (if (and (null n) (gnus-region-active-p))
9656 (gnus-uu-mark-region (region-beginning) (region-end) unmark)
9657 (setq n (prefix-numeric-value n))
9658 (let ((backward (< n 0))
9663 (gnus-summary-remove-process-mark
9664 (gnus-summary-article-number))
9665 (gnus-summary-set-process-mark (gnus-summary-article-number)))
9666 (zerop (gnus-summary-next-subject (if backward -1 1) nil t)))
9669 (gnus-message 7 "No more articles"))
9670 (gnus-summary-recenter)
9671 (gnus-summary-position-point)
9674 (defun gnus-summary-unmark-as-processable (n)
9675 "Remove the process mark from the next N articles.
9676 If N is negative, unmark backward instead. The difference between N and
9677 the actual number of articles unmarked is returned."
9679 (gnus-summary-mark-as-processable n t))
9681 (defun gnus-summary-unmark-all-processable ()
9682 "Remove the process mark from all articles."
9685 (while gnus-newsgroup-processable
9686 (gnus-summary-remove-process-mark (car gnus-newsgroup-processable))))
9687 (gnus-summary-position-point))
9689 (defun gnus-summary-add-mark (article type)
9690 "Mark ARTICLE with a mark of TYPE."
9691 (let ((vtype (car (assq type gnus-article-mark-lists)))
9694 (error "No such mark type: %s" type)
9695 (setq var (intern (format "gnus-newsgroup-%s" type)))
9696 (set var (cons article (symbol-value var)))
9697 (if (memq type '(processable cached replied forwarded recent saved))
9698 (gnus-summary-update-secondary-mark article)
9699 ;;; !!! This is bogus. We should find out what primary
9700 ;;; !!! mark we want to set.
9701 (gnus-summary-update-mark gnus-del-mark 'unread)))))
9703 (defun gnus-summary-mark-as-expirable (n)
9704 "Mark N articles forward as expirable.
9705 If N is negative, mark backward instead. The difference between N and
9706 the actual number of articles marked is returned."
9708 (gnus-summary-mark-forward n gnus-expirable-mark))
9710 (defun gnus-summary-mark-as-spam (n)
9711 "Mark N articles forward as spam.
9712 If N is negative, mark backward instead. The difference between N and
9713 the actual number of articles marked is returned."
9715 (gnus-summary-mark-forward n gnus-spam-mark))
9717 (defun gnus-summary-mark-article-as-replied (article)
9718 "Mark ARTICLE as replied to and update the summary line.
9719 ARTICLE can also be a list of articles."
9720 (interactive (list (gnus-summary-article-number)))
9721 (let ((articles (if (listp article) article (list article))))
9722 (dolist (article articles)
9723 (unless (numberp article)
9724 (error "%s is not a number" article))
9725 (push article gnus-newsgroup-replied)
9726 (let ((buffer-read-only nil))
9727 (when (gnus-summary-goto-subject article nil t)
9728 (gnus-summary-update-secondary-mark article))))))
9730 (defun gnus-summary-mark-article-as-forwarded (article)
9731 "Mark ARTICLE as forwarded and update the summary line.
9732 ARTICLE can also be a list of articles."
9733 (let ((articles (if (listp article) article (list article))))
9734 (dolist (article articles)
9735 (push article gnus-newsgroup-forwarded)
9736 (let ((buffer-read-only nil))
9737 (when (gnus-summary-goto-subject article nil t)
9738 (gnus-summary-update-secondary-mark article))))))
9740 (defun gnus-summary-set-bookmark (article)
9741 "Set a bookmark in current article."
9742 (interactive (list (gnus-summary-article-number)))
9743 (when (or (not (get-buffer gnus-article-buffer))
9744 (not gnus-current-article)
9745 (not gnus-article-current)
9746 (not (equal gnus-newsgroup-name (car gnus-article-current))))
9747 (error "No current article selected"))
9748 ;; Remove old bookmark, if one exists.
9749 (gnus-pull article gnus-newsgroup-bookmarks)
9750 ;; Set the new bookmark, which is on the form
9751 ;; (article-number . line-number-in-body).
9755 (set-buffer gnus-article-buffer)
9762 gnus-newsgroup-bookmarks)
9763 (gnus-message 6 "A bookmark has been added to the current article."))
9765 (defun gnus-summary-remove-bookmark (article)
9766 "Remove the bookmark from the current article."
9767 (interactive (list (gnus-summary-article-number)))
9768 ;; Remove old bookmark, if one exists.
9769 (if (not (assq article gnus-newsgroup-bookmarks))
9770 (gnus-message 6 "No bookmark in current article.")
9771 (gnus-pull article gnus-newsgroup-bookmarks)
9772 (gnus-message 6 "Removed bookmark.")))
9774 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
9775 (defun gnus-summary-mark-as-dormant (n)
9776 "Mark N articles forward as dormant.
9777 If N is negative, mark backward instead. The difference between N and
9778 the actual number of articles marked is returned."
9780 (gnus-summary-mark-forward n gnus-dormant-mark))
9782 (defun gnus-summary-set-process-mark (article)
9783 "Set the process mark on ARTICLE and update the summary line."
9784 (setq gnus-newsgroup-processable
9786 (delq article gnus-newsgroup-processable)))
9787 (when (gnus-summary-goto-subject article)
9788 (gnus-summary-show-thread)
9789 (gnus-summary-goto-subject article)
9790 (gnus-summary-update-secondary-mark article)))
9792 (defun gnus-summary-remove-process-mark (article)
9793 "Remove the process mark from ARTICLE and update the summary line."
9794 (setq gnus-newsgroup-processable (delq article gnus-newsgroup-processable))
9795 (when (gnus-summary-goto-subject article)
9796 (gnus-summary-show-thread)
9797 (gnus-summary-goto-subject article)
9798 (gnus-summary-update-secondary-mark article)))
9800 (defun gnus-summary-set-saved-mark (article)
9801 "Set the process mark on ARTICLE and update the summary line."
9802 (push article gnus-newsgroup-saved)
9803 (when (gnus-summary-goto-subject article)
9804 (gnus-summary-update-secondary-mark article)))
9806 (defun gnus-summary-mark-forward (n &optional mark no-expire)
9807 "Mark N articles as read forwards.
9808 If N is negative, mark backwards instead. Mark with MARK, ?r by default.
9809 The difference between N and the actual number of articles marked is
9811 If NO-EXPIRE, auto-expiry will be inhibited."
9813 (gnus-summary-show-thread)
9814 (let ((backward (< n 0))
9815 (gnus-summary-goto-unread
9816 (and gnus-summary-goto-unread
9817 (not (eq gnus-summary-goto-unread 'never))
9818 (not (memq mark (list gnus-unread-mark gnus-spam-mark
9819 gnus-ticked-mark gnus-dormant-mark)))))
9821 (mark (or mark gnus-del-mark)))
9823 (gnus-summary-mark-article nil mark no-expire)
9824 (zerop (gnus-summary-next-subject
9826 (and gnus-summary-goto-unread
9827 (not (eq gnus-summary-goto-unread 'never)))
9831 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
9832 (gnus-summary-recenter)
9833 (gnus-summary-position-point)
9834 (gnus-set-mode-line 'summary)
9837 (defun gnus-summary-mark-article-as-read (mark)
9838 "Mark the current article quickly as read with MARK."
9839 (let ((article (gnus-summary-article-number)))
9840 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
9841 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
9842 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
9843 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
9844 (push (cons article mark) gnus-newsgroup-reads)
9845 ;; Possibly remove from cache, if that is used.
9846 (when gnus-use-cache
9847 (gnus-cache-enter-remove-article article))
9848 ;; Allow the backend to change the mark.
9849 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
9850 ;; Check for auto-expiry.
9851 (when (and gnus-newsgroup-auto-expire
9852 (memq mark gnus-auto-expirable-marks))
9853 (setq mark gnus-expirable-mark)
9854 ;; Let the backend know about the mark change.
9855 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
9856 (push article gnus-newsgroup-expirable))
9857 ;; Set the mark in the buffer.
9858 (gnus-summary-update-mark mark 'unread)
9861 (defun gnus-summary-mark-article-as-unread (mark)
9862 "Mark the current article quickly as unread with MARK."
9863 (let* ((article (gnus-summary-article-number))
9864 (old-mark (gnus-summary-article-mark article)))
9865 ;; Allow the backend to change the mark.
9866 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
9867 (if (eq mark old-mark)
9871 (gnus-error 1 "Can't mark negative article numbers")
9873 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
9874 (setq gnus-newsgroup-spam-marked
9875 (delq article gnus-newsgroup-spam-marked))
9876 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
9877 (setq gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable))
9878 (setq gnus-newsgroup-reads (delq article gnus-newsgroup-reads))
9879 (cond ((= mark gnus-ticked-mark)
9880 (setq gnus-newsgroup-marked
9881 (gnus-add-to-sorted-list gnus-newsgroup-marked
9883 ((= mark gnus-spam-mark)
9884 (setq gnus-newsgroup-spam-marked
9885 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
9887 ((= mark gnus-dormant-mark)
9888 (setq gnus-newsgroup-dormant
9889 (gnus-add-to-sorted-list gnus-newsgroup-dormant
9892 (setq gnus-newsgroup-unreads
9893 (gnus-add-to-sorted-list gnus-newsgroup-unreads
9895 (gnus-pull article gnus-newsgroup-reads)
9897 ;; See whether the article is to be put in the cache.
9899 (vectorp (gnus-summary-article-header article))
9901 (gnus-cache-possibly-enter-article
9902 gnus-newsgroup-name article
9903 (= mark gnus-ticked-mark)
9904 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
9907 (gnus-summary-update-mark mark 'unread)
9910 (defun gnus-summary-mark-article (&optional article mark no-expire)
9911 "Mark ARTICLE with MARK. MARK can be any character.
9912 Four MARK strings are reserved: `? ' (unread), `?!' (ticked),
9913 `??' (dormant) and `?E' (expirable).
9914 If MARK is nil, then the default character `?r' is used.
9915 If ARTICLE is nil, then the article on the current line will be
9917 If NO-EXPIRE, auto-expiry will be inhibited."
9918 ;; The mark might be a string.
9919 (when (stringp mark)
9920 (setq mark (aref mark 0)))
9921 ;; If no mark is given, then we check auto-expiring.
9923 (setq mark gnus-del-mark))
9924 (when (and (not no-expire)
9925 gnus-newsgroup-auto-expire
9926 (memq mark gnus-auto-expirable-marks))
9927 (setq mark gnus-expirable-mark))
9928 (let ((article (or article (gnus-summary-article-number)))
9929 (old-mark (gnus-summary-article-mark article)))
9930 ;; Allow the backend to change the mark.
9931 (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
9932 (if (eq mark old-mark)
9935 (error "No article on current line"))
9936 (if (not (if (or (= mark gnus-unread-mark)
9937 (= mark gnus-ticked-mark)
9938 (= mark gnus-spam-mark)
9939 (= mark gnus-dormant-mark))
9940 (gnus-mark-article-as-unread article mark)
9941 (gnus-mark-article-as-read article mark)))
9943 ;; See whether the article is to be put in the cache.
9945 (not (= mark gnus-canceled-mark))
9946 (vectorp (gnus-summary-article-header article))
9948 (gnus-cache-possibly-enter-article
9949 gnus-newsgroup-name article
9950 (= mark gnus-ticked-mark)
9951 (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
9953 (when (gnus-summary-goto-subject article nil t)
9954 (let ((buffer-read-only nil))
9955 (gnus-summary-show-thread)
9957 (gnus-summary-update-mark mark 'unread)
9960 (defun gnus-summary-update-secondary-mark (article)
9961 "Update the secondary (read, process, cache) mark."
9962 (gnus-summary-update-mark
9963 (cond ((memq article gnus-newsgroup-processable)
9965 ((memq article gnus-newsgroup-cached)
9967 ((memq article gnus-newsgroup-replied)
9969 ((memq article gnus-newsgroup-forwarded)
9970 gnus-forwarded-mark)
9971 ((memq article gnus-newsgroup-saved)
9973 ((memq article gnus-newsgroup-recent)
9975 ((memq article gnus-newsgroup-unseen)
9979 (when (gnus-visual-p 'summary-highlight 'highlight)
9980 (gnus-run-hooks 'gnus-summary-update-hook))
9983 (defun gnus-summary-update-download-mark (article)
9984 "Update the download mark."
9985 (gnus-summary-update-mark
9986 (cond ((memq article gnus-newsgroup-undownloaded)
9987 gnus-undownloaded-mark)
9988 (gnus-newsgroup-agentized
9989 gnus-downloaded-mark)
9993 (gnus-summary-update-line t)
9996 (defun gnus-summary-update-mark (mark type)
9997 (let ((forward (cdr (assq type gnus-summary-mark-positions)))
9998 (buffer-read-only nil))
9999 (re-search-backward "[\n\r]" (point-at-bol) 'move-to-limit)
10001 (when (looking-at "\r")
10003 (when (<= (+ forward (point)) (point-max))
10004 ;; Go to the right position on the line.
10005 (goto-char (+ forward (point)))
10006 ;; Replace the old mark with the new mark.
10007 (subst-char-in-region (point) (1+ (point)) (char-after) mark)
10008 ;; Optionally update the marks by some user rule.
10009 (when (eq type 'unread)
10010 (gnus-data-set-mark
10011 (gnus-data-find (gnus-summary-article-number)) mark)
10012 (gnus-summary-update-line (eq mark gnus-unread-mark)))))))
10014 (defun gnus-mark-article-as-read (article &optional mark)
10015 "Enter ARTICLE in the pertinent lists and remove it from others."
10016 ;; Make the article expirable.
10017 (let ((mark (or mark gnus-del-mark)))
10018 (setq gnus-newsgroup-expirable
10019 (if (= mark gnus-expirable-mark)
10020 (gnus-add-to-sorted-list gnus-newsgroup-expirable article)
10021 (delq article gnus-newsgroup-expirable)))
10022 ;; Remove from unread and marked lists.
10023 (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10024 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
10025 (setq gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked))
10026 (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
10027 (push (cons article mark) gnus-newsgroup-reads)
10028 ;; Possibly remove from cache, if that is used.
10029 (when gnus-use-cache
10030 (gnus-cache-enter-remove-article article))
10033 (defun gnus-mark-article-as-unread (article &optional mark)
10034 "Enter ARTICLE in the pertinent lists and remove it from others."
10035 (let ((mark (or mark gnus-ticked-mark)))
10038 (gnus-error 1 "Can't mark negative article numbers")
10040 (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked)
10041 gnus-newsgroup-spam-marked (delq article gnus-newsgroup-spam-marked)
10042 gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant)
10043 gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable)
10044 gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
10046 ;; Unsuppress duplicates?
10047 (when gnus-suppress-duplicates
10048 (gnus-dup-unsuppress-article article))
10050 (cond ((= mark gnus-ticked-mark)
10051 (setq gnus-newsgroup-marked
10052 (gnus-add-to-sorted-list gnus-newsgroup-marked article)))
10053 ((= mark gnus-spam-mark)
10054 (setq gnus-newsgroup-spam-marked
10055 (gnus-add-to-sorted-list gnus-newsgroup-spam-marked
10057 ((= mark gnus-dormant-mark)
10058 (setq gnus-newsgroup-dormant
10059 (gnus-add-to-sorted-list gnus-newsgroup-dormant article)))
10061 (setq gnus-newsgroup-unreads
10062 (gnus-add-to-sorted-list gnus-newsgroup-unreads article))))
10063 (gnus-pull article gnus-newsgroup-reads)
10066 (defalias 'gnus-summary-mark-as-unread-forward
10067 'gnus-summary-tick-article-forward)
10068 (make-obsolete 'gnus-summary-mark-as-unread-forward
10069 'gnus-summary-tick-article-forward)
10070 (defun gnus-summary-tick-article-forward (n)
10071 "Tick N articles forwards.
10072 If N is negative, tick backwards instead.
10073 The difference between N and the number of articles ticked is returned."
10075 (gnus-summary-mark-forward n gnus-ticked-mark))
10077 (defalias 'gnus-summary-mark-as-unread-backward
10078 'gnus-summary-tick-article-backward)
10079 (make-obsolete 'gnus-summary-mark-as-unread-backward
10080 'gnus-summary-tick-article-backward)
10081 (defun gnus-summary-tick-article-backward (n)
10082 "Tick N articles backwards.
10083 The difference between N and the number of articles ticked is returned."
10085 (gnus-summary-mark-forward (- n) gnus-ticked-mark))
10087 (defalias 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
10088 (make-obsolete 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
10089 (defun gnus-summary-tick-article (&optional article clear-mark)
10090 "Mark current article as unread.
10091 Optional 1st argument ARTICLE specifies article number to be marked as unread.
10092 Optional 2nd argument CLEAR-MARK remove any kinds of mark."
10094 (gnus-summary-mark-article article (if clear-mark gnus-unread-mark
10095 gnus-ticked-mark)))
10097 (defun gnus-summary-mark-as-read-forward (n)
10098 "Mark N articles as read forwards.
10099 If N is negative, mark backwards instead.
10100 The difference between N and the actual number of articles marked is
10103 (gnus-summary-mark-forward n gnus-del-mark gnus-inhibit-user-auto-expire))
10105 (defun gnus-summary-mark-as-read-backward (n)
10106 "Mark the N articles as read backwards.
10107 The difference between N and the actual number of articles marked is
10110 (gnus-summary-mark-forward
10111 (- n) gnus-del-mark gnus-inhibit-user-auto-expire))
10113 (defun gnus-summary-mark-as-read (&optional article mark)
10114 "Mark current article as read.
10115 ARTICLE specifies the article to be marked as read.
10116 MARK specifies a string to be inserted at the beginning of the line."
10117 (gnus-summary-mark-article article mark))
10119 (defun gnus-summary-clear-mark-forward (n)
10120 "Clear marks from N articles forward.
10121 If N is negative, clear backward instead.
10122 The difference between N and the number of marks cleared is returned."
10124 (gnus-summary-mark-forward n gnus-unread-mark))
10126 (defun gnus-summary-clear-mark-backward (n)
10127 "Clear marks from N articles backward.
10128 The difference between N and the number of marks cleared is returned."
10130 (gnus-summary-mark-forward (- n) gnus-unread-mark))
10132 (defun gnus-summary-mark-unread-as-read ()
10133 "Intended to be used by `gnus-summary-mark-article-hook'."
10134 (when (memq gnus-current-article gnus-newsgroup-unreads)
10135 (gnus-summary-mark-article gnus-current-article gnus-read-mark)))
10137 (defun gnus-summary-mark-read-and-unread-as-read (&optional new-mark)
10138 "Intended to be used by `gnus-summary-mark-article-hook'."
10139 (let ((mark (gnus-summary-article-mark)))
10140 (when (or (gnus-unread-mark-p mark)
10141 (gnus-read-mark-p mark))
10142 (gnus-summary-mark-article gnus-current-article
10143 (or new-mark gnus-read-mark)))))
10145 (defun gnus-summary-mark-current-read-and-unread-as-read (&optional new-mark)
10146 "Intended to be used by `gnus-summary-mark-article-hook'."
10147 (let ((mark (gnus-summary-article-mark)))
10148 (when (or (gnus-unread-mark-p mark)
10149 (gnus-read-mark-p mark))
10150 (gnus-summary-mark-article (gnus-summary-article-number)
10151 (or new-mark gnus-read-mark)))))
10153 (defun gnus-summary-mark-unread-as-ticked ()
10154 "Intended to be used by `gnus-summary-mark-article-hook'."
10155 (when (memq gnus-current-article gnus-newsgroup-unreads)
10156 (gnus-summary-mark-article gnus-current-article gnus-ticked-mark)))
10158 (defun gnus-summary-mark-region-as-read (point mark all)
10159 "Mark all unread articles between point and mark as read.
10160 If given a prefix, mark all articles between point and mark as read,
10161 even ticked and dormant ones."
10162 (interactive "r\nP")
10166 (beginning-of-line)
10171 (memq (setq article (gnus-summary-article-number))
10172 gnus-newsgroup-unreads))
10173 (gnus-summary-mark-article article gnus-del-mark))
10175 (gnus-summary-find-next))))))
10177 (defun gnus-summary-mark-below (score mark)
10178 "Mark articles with score less than SCORE with MARK."
10179 (interactive "P\ncMark: ")
10180 (setq score (if score
10181 (prefix-numeric-value score)
10182 (or gnus-summary-default-score 0)))
10184 (set-buffer gnus-summary-buffer)
10185 (goto-char (point-min))
10188 (and (< (gnus-summary-article-score) score)
10189 (gnus-summary-mark-article nil mark))
10190 (gnus-summary-find-next)))))
10192 (defun gnus-summary-kill-below (&optional score)
10193 "Mark articles with score below SCORE as read."
10195 (gnus-summary-mark-below score gnus-killed-mark))
10197 (defun gnus-summary-clear-above (&optional score)
10198 "Clear all marks from articles with score above SCORE."
10200 (gnus-summary-mark-above score gnus-unread-mark))
10202 (defun gnus-summary-tick-above (&optional score)
10203 "Tick all articles with score above SCORE."
10205 (gnus-summary-mark-above score gnus-ticked-mark))
10207 (defun gnus-summary-mark-above (score mark)
10208 "Mark articles with score over SCORE with MARK."
10209 (interactive "P\ncMark: ")
10210 (setq score (if score
10211 (prefix-numeric-value score)
10212 (or gnus-summary-default-score 0)))
10214 (set-buffer gnus-summary-buffer)
10215 (goto-char (point-min))
10217 (when (> (gnus-summary-article-score) score)
10218 (gnus-summary-mark-article nil mark))
10220 (gnus-summary-find-next)))))
10222 ;; Suggested by Daniel Quinlan <quinlan@best.com>.
10223 (defalias 'gnus-summary-show-all-expunged 'gnus-summary-limit-include-expunged)
10224 (defun gnus-summary-limit-include-expunged (&optional no-error)
10225 "Display all the hidden articles that were expunged for low scores."
10227 (let ((buffer-read-only nil))
10228 (let ((scored gnus-newsgroup-scored)
10231 (unless (gnus-summary-article-header (caar scored))
10232 (and (setq h (gnus-number-to-header (caar scored)))
10233 (< (cdar scored) gnus-summary-expunge-below)
10235 (setq scored (cdr scored)))
10237 (when (not no-error)
10238 (error "No expunged articles hidden"))
10239 (goto-char (point-min))
10240 (push gnus-newsgroup-limit gnus-newsgroup-limits)
10241 (setq gnus-newsgroup-limit (copy-sequence gnus-newsgroup-limit))
10242 (mapcar (lambda (x) (push (mail-header-number x)
10243 gnus-newsgroup-limit))
10245 (gnus-summary-prepare-unthreaded (nreverse headers))
10246 (goto-char (point-min))
10247 (gnus-summary-position-point)
10250 (defun gnus-summary-catchup (&optional all quietly to-here not-mark reverse)
10251 "Mark all unread articles in this newsgroup as read.
10252 If prefix argument ALL is non-nil, ticked and dormant articles will
10253 also be marked as read.
10254 If QUIETLY is non-nil, no questions will be asked.
10256 If TO-HERE is non-nil, it should be a point in the buffer. All
10257 articles before (after, if REVERSE is set) this point will be marked
10260 Note that this function will only catch up the unread article
10261 in the current summary buffer limitation.
10263 The number of articles marked as read is returned."
10268 (not gnus-interactive-catchup) ;Without confirmation?
10272 "Mark absolutely all articles as read? "
10273 "Mark all unread articles as read? ")))
10275 (not gnus-newsgroup-adaptive)
10276 (not gnus-newsgroup-auto-expire)
10277 (not gnus-suppress-duplicates)
10278 (or (not gnus-use-cache)
10279 (eq gnus-use-cache 'passive)))
10282 (setq gnus-newsgroup-marked nil
10283 gnus-newsgroup-spam-marked nil
10284 gnus-newsgroup-dormant nil))
10285 (setq gnus-newsgroup-unreads
10286 (gnus-sorted-nunion
10287 (gnus-intersection gnus-newsgroup-unreads
10288 gnus-newsgroup-downloadable)
10289 gnus-newsgroup-unfetched)))
10290 ;; We actually mark all articles as canceled, which we
10291 ;; have to do when using auto-expiry or adaptive scoring.
10292 (gnus-summary-show-all-threads)
10293 (if (and to-here reverse)
10295 (goto-char to-here)
10296 (gnus-summary-mark-current-read-and-unread-as-read
10298 (while (gnus-summary-find-next (not all))
10299 (gnus-summary-mark-article-as-read gnus-catchup-mark)))
10300 (when (gnus-summary-first-subject (not all))
10302 (if to-here (< (point) to-here) t)
10303 (gnus-summary-mark-article-as-read gnus-catchup-mark)
10304 (gnus-summary-find-next (not all))))))
10305 (gnus-set-mode-line 'summary))
10307 (gnus-summary-position-point)))
10309 (defun gnus-summary-catchup-to-here (&optional all)
10310 "Mark all unticked articles before the current one as read.
10311 If ALL is non-nil, also mark ticked and dormant articles as read."
10314 (gnus-save-hidden-threads
10315 (let ((beg (point)))
10316 ;; We check that there are unread articles.
10317 (when (or all (gnus-summary-find-prev))
10318 (gnus-summary-catchup all t beg)))))
10319 (gnus-summary-position-point))
10321 (defun gnus-summary-catchup-from-here (&optional all)
10322 "Mark all unticked articles after (and including) the current one as read.
10323 If ALL is non-nil, also mark ticked and dormant articles as read."
10326 (gnus-save-hidden-threads
10327 (let ((beg (point)))
10328 ;; We check that there are unread articles.
10329 (when (or all (gnus-summary-find-next))
10330 (gnus-summary-catchup all t beg nil t)))))
10331 (gnus-summary-position-point))
10333 (defun gnus-summary-catchup-all (&optional quietly)
10334 "Mark all articles in this newsgroup as read.
10335 This command is dangerous. Normally, you want \\[gnus-summary-catchup]
10336 instead, which marks only unread articles as read."
10338 (gnus-summary-catchup t quietly))
10340 (defun gnus-summary-catchup-and-exit (&optional all quietly)
10341 "Mark all unread articles in this group as read, then exit.
10342 If prefix argument ALL is non-nil, all articles are marked as read.
10343 If QUIETLY is non-nil, no questions will be asked."
10345 (when (gnus-summary-catchup all quietly nil 'fast)
10346 ;; Select next newsgroup or exit.
10347 (if (and (not (gnus-group-quit-config gnus-newsgroup-name))
10348 (eq gnus-auto-select-next 'quietly))
10349 (gnus-summary-next-group nil)
10350 (gnus-summary-exit))))
10352 (defun gnus-summary-catchup-all-and-exit (&optional quietly)
10353 "Mark all articles in this newsgroup as read, and then exit.
10354 This command is dangerous. Normally, you want \\[gnus-summary-catchup-and-exit]
10355 instead, which marks only unread articles as read."
10357 (gnus-summary-catchup-and-exit t quietly))
10359 (defun gnus-summary-catchup-and-goto-next-group (&optional all)
10360 "Mark all articles in this group as read and select the next group.
10361 If given a prefix, mark all articles, unread as well as ticked, as
10365 (gnus-summary-catchup all))
10366 (gnus-summary-next-group))
10372 (defmacro gnus-with-article (article &rest forms)
10373 "Select ARTICLE and perform FORMS in the original article buffer.
10374 Then replace the article with the result."
10376 ;; We don't want the article to be marked as read.
10377 (let (gnus-mark-article-hook)
10378 (gnus-summary-select-article t t nil ,article))
10379 (set-buffer gnus-original-article-buffer)
10381 (if (not (gnus-check-backend-function
10382 'request-replace-article (car gnus-article-current)))
10383 (gnus-message 5 "Read-only group; not replacing")
10384 (unless (gnus-request-replace-article
10385 ,article (car gnus-article-current)
10386 (current-buffer) t)
10387 (error "Couldn't replace article")))
10388 ;; The cache and backlog have to be flushed somewhat.
10389 (when gnus-keep-backlog
10390 (gnus-backlog-remove-article
10391 (car gnus-article-current) (cdr gnus-article-current)))
10392 (when gnus-use-cache
10393 (gnus-cache-update-article
10394 (car gnus-article-current) (cdr gnus-article-current)))))
10396 (put 'gnus-with-article 'lisp-indent-function 1)
10397 (put 'gnus-with-article 'edebug-form-spec '(form body))
10399 ;; Thread-based commands.
10401 (defun gnus-summary-articles-in-thread (&optional article)
10402 "Return a list of all articles in the current thread.
10403 If ARTICLE is non-nil, return all articles in the thread that starts
10404 with that article."
10405 (let* ((article (or article (gnus-summary-article-number)))
10406 (data (gnus-data-find-list article))
10407 (top-level (gnus-data-level (car data)))
10409 (cond ((null gnus-thread-operation-ignore-subject)
10410 (gnus-simplify-subject-re
10411 (mail-header-subject (gnus-data-header (car data)))))
10412 ((eq gnus-thread-operation-ignore-subject 'fuzzy)
10413 (gnus-simplify-subject-fuzzy
10414 (mail-header-subject (gnus-data-header (car data)))))
10416 (end-point (save-excursion
10417 (if (gnus-summary-go-to-next-thread)
10418 (point) (point-max))))
10421 (< (gnus-data-pos (car data)) end-point))
10422 (when (or (not top-subject)
10423 (string= top-subject
10424 (if (eq gnus-thread-operation-ignore-subject 'fuzzy)
10425 (gnus-simplify-subject-fuzzy
10426 (mail-header-subject
10427 (gnus-data-header (car data))))
10428 (gnus-simplify-subject-re
10429 (mail-header-subject
10430 (gnus-data-header (car data)))))))
10431 (push (gnus-data-number (car data)) articles))
10432 (unless (and (setq data (cdr data))
10433 (> (gnus-data-level (car data)) top-level))
10435 ;; Return the list of articles.
10436 (nreverse articles)))
10438 (defun gnus-summary-rethread-current ()
10439 "Rethread the thread the current article is part of."
10441 (let* ((gnus-show-threads t)
10442 (article (gnus-summary-article-number))
10443 (id (mail-header-id (gnus-summary-article-header)))
10444 (gnus-newsgroup-threads (list (gnus-id-to-thread (gnus-root-id id)))))
10446 (error "No article on the current line"))
10447 (gnus-rebuild-thread id)
10448 (gnus-summary-goto-subject article)))
10450 (defun gnus-summary-reparent-thread ()
10451 "Make the current article child of the marked (or previous) article.
10453 Note that the re-threading will only work if `gnus-thread-ignore-subject'
10454 is non-nil or the Subject: of both articles are the same."
10456 (unless (not (gnus-group-read-only-p))
10457 (error "The current newsgroup does not support article editing"))
10458 (unless (<= (length gnus-newsgroup-processable) 1)
10459 (error "No more than one article may be marked"))
10460 (save-window-excursion
10461 (let ((gnus-article-buffer " *reparent*")
10462 (current-article (gnus-summary-article-number))
10463 ;; First grab the marked article, otherwise one line up.
10464 (parent-article (if (not (null gnus-newsgroup-processable))
10465 (car gnus-newsgroup-processable)
10467 (if (eq (forward-line -1) 0)
10468 (gnus-summary-article-number)
10469 (error "Beginning of summary buffer"))))))
10470 (unless (not (eq current-article parent-article))
10471 (error "An article may not be self-referential"))
10472 (let ((message-id (mail-header-id
10473 (gnus-summary-article-header parent-article))))
10474 (unless (and message-id (not (equal message-id "")))
10475 (error "No message-id in desired parent"))
10476 (gnus-with-article current-article
10478 (goto-char (point-min))
10479 (message-narrow-to-head)
10480 (if (re-search-forward "^References: " nil t)
10482 (re-search-forward "^[^ \t]" nil t)
10485 (insert " " message-id))
10486 (insert "References: " message-id "\n"))))
10487 (set-buffer gnus-summary-buffer)
10488 (gnus-summary-unmark-all-processable)
10489 (gnus-summary-update-article current-article)
10490 (if (gnus-summary-goto-subject (cdr gnus-article-current) nil t)
10491 (gnus-summary-update-secondary-mark (cdr gnus-article-current)))
10492 (gnus-summary-rethread-current)
10493 (gnus-message 3 "Article %d is now the child of article %d"
10494 current-article parent-article)))))
10496 (defun gnus-summary-toggle-threads (&optional arg)
10497 "Toggle showing conversation threads.
10498 If ARG is positive number, turn showing conversation threads on."
10500 (let ((current (or (gnus-summary-article-number) gnus-newsgroup-end)))
10501 (setq gnus-show-threads
10502 (if (null arg) (not gnus-show-threads)
10503 (> (prefix-numeric-value arg) 0)))
10504 (gnus-summary-prepare)
10505 (gnus-summary-goto-subject current)
10506 (gnus-message 6 "Threading is now %s" (if gnus-show-threads "on" "off"))
10507 (gnus-summary-position-point)))
10509 (defun gnus-summary-show-all-threads ()
10510 "Show all threads."
10513 (let ((buffer-read-only nil))
10514 (subst-char-in-region (point-min) (point-max) ?\^M ?\n t)))
10515 (gnus-summary-position-point))
10517 (defun gnus-summary-show-thread ()
10518 "Show thread subtrees.
10519 Returns nil if no thread was there to be shown."
10521 (let ((buffer-read-only nil)
10523 (end (point-at-eol))
10524 ;; Leave point at bol
10525 (beg (progn (beginning-of-line) (point))))
10527 ;; Any hidden lines here?
10528 (search-forward "\r" end t)
10529 (subst-char-in-region beg end ?\^M ?\n t)
10531 (gnus-summary-position-point))))
10533 (defun gnus-summary-maybe-hide-threads ()
10534 "If requested, hide the threads that should be hidden."
10535 (when (and gnus-show-threads
10536 gnus-thread-hide-subtree)
10537 (gnus-summary-hide-all-threads
10538 (if (or (consp gnus-thread-hide-subtree)
10539 (functionp gnus-thread-hide-subtree))
10540 (gnus-make-predicate gnus-thread-hide-subtree)
10543 ;;; Hiding predicates.
10545 (defun gnus-article-unread-p (header)
10546 (memq (mail-header-number header) gnus-newsgroup-unreads))
10548 (defun gnus-article-unseen-p (header)
10549 (memq (mail-header-number header) gnus-newsgroup-unseen))
10551 (defun gnus-map-articles (predicate articles)
10552 "Map PREDICATE over ARTICLES and return non-nil if any predicate is non-nil."
10553 (apply 'gnus-or (mapcar predicate
10554 (mapcar 'gnus-summary-article-header articles))))
10556 (defun gnus-summary-hide-all-threads (&optional predicate)
10557 "Hide all thread subtrees.
10558 If PREDICATE is supplied, threads that satisfy this predicate
10559 will not be hidden."
10562 (goto-char (point-min))
10565 (when (or (not predicate)
10567 predicate (gnus-summary-article-children)))
10568 (gnus-summary-hide-thread))
10569 (setq end (not (zerop (gnus-summary-next-thread 1 t)))))))
10570 (gnus-summary-position-point))
10572 (defun gnus-summary-hide-thread ()
10573 "Hide thread subtrees.
10574 If PREDICATE is supplied, threads that satisfy this predicate
10575 will not be hidden.
10576 Returns nil if no threads were there to be hidden."
10578 (let ((buffer-read-only nil)
10580 (article (gnus-summary-article-number)))
10582 ;; Go forward until either the buffer ends or the subthread
10584 (when (and (not (eobp))
10585 (or (zerop (gnus-summary-next-thread 1 t))
10586 (goto-char (point-max))))
10588 (if (and (> (point) start)
10589 (search-backward "\n" start t))
10591 (subst-char-in-region start (point) ?\n ?\^M)
10592 (gnus-summary-goto-subject article))
10596 (defun gnus-summary-go-to-next-thread (&optional previous)
10597 "Go to the same level (or less) next thread.
10598 If PREVIOUS is non-nil, go to previous thread instead.
10599 Return the article number moved to, or nil if moving was impossible."
10600 (let ((level (gnus-summary-thread-level))
10601 (way (if previous -1 1))
10604 (while (and (not (eobp))
10605 (< level (gnus-summary-thread-level)))
10606 (forward-line way))
10613 (gnus-summary-article-number)
10614 (goto-char beg)))))
10616 (defun gnus-summary-next-thread (n &optional silent)
10617 "Go to the same level next N'th thread.
10618 If N is negative, search backward instead.
10619 Returns the difference between N and the number of skips actually
10622 If SILENT, don't output messages."
10624 (let ((backward (< n 0))
10626 (while (and (> n 0)
10627 (gnus-summary-go-to-next-thread backward))
10630 (gnus-summary-position-point))
10631 (when (and (not silent) (/= 0 n))
10632 (gnus-message 7 "No more threads"))
10635 (defun gnus-summary-prev-thread (n)
10636 "Go to the same level previous N'th thread.
10637 Returns the difference between N and the number of skips actually
10640 (gnus-summary-next-thread (- n)))
10642 (defun gnus-summary-go-down-thread ()
10643 "Go down one level in the current thread."
10644 (let ((children (gnus-summary-article-children)))
10646 (gnus-summary-goto-subject (car children)))))
10648 (defun gnus-summary-go-up-thread ()
10649 "Go up one level in the current thread."
10650 (let ((parent (gnus-summary-article-parent)))
10652 (gnus-summary-goto-subject parent))))
10654 (defun gnus-summary-down-thread (n)
10655 "Go down thread N steps.
10656 If N is negative, go up instead.
10657 Returns the difference between N and how many steps down that were
10662 (while (and (> n 0)
10663 (if up (gnus-summary-go-up-thread)
10664 (gnus-summary-go-down-thread)))
10666 (gnus-summary-position-point)
10668 (gnus-message 7 "Can't go further"))
10671 (defun gnus-summary-up-thread (n)
10672 "Go up thread N steps.
10673 If N is negative, go down instead.
10674 Returns the difference between N and how many steps down that were
10677 (gnus-summary-down-thread (- n)))
10679 (defun gnus-summary-top-thread ()
10680 "Go to the top of the thread."
10682 (while (gnus-summary-go-up-thread))
10683 (gnus-summary-article-number))
10685 (defun gnus-summary-kill-thread (&optional unmark)
10686 "Mark articles under current thread as read.
10687 If the prefix argument is positive, remove any kinds of marks.
10688 If the prefix argument is negative, tick articles instead."
10691 (setq unmark (prefix-numeric-value unmark)))
10692 (let ((articles (gnus-summary-articles-in-thread)))
10694 ;; Expand the thread.
10695 (gnus-summary-show-thread)
10696 ;; Mark all the articles.
10698 (gnus-summary-goto-subject (car articles))
10699 (cond ((null unmark)
10700 (gnus-summary-mark-article-as-read gnus-killed-mark))
10702 (gnus-summary-mark-article-as-unread gnus-unread-mark))
10704 (gnus-summary-mark-article-as-unread gnus-ticked-mark)))
10705 (setq articles (cdr articles))))
10706 ;; Hide killed subtrees.
10708 gnus-thread-hide-killed
10709 (gnus-summary-hide-thread))
10710 ;; If marked as read, go to next unread subject.
10711 (when (null unmark)
10712 ;; Go to next unread subject.
10713 (gnus-summary-next-subject 1 t)))
10714 (gnus-set-mode-line 'summary))
10716 ;; Summary sorting commands
10718 (defun gnus-summary-sort-by-number (&optional reverse)
10719 "Sort the summary buffer by article number.
10720 Argument REVERSE means reverse order."
10722 (gnus-summary-sort 'number reverse))
10724 (defun gnus-summary-sort-by-random (&optional reverse)
10725 "Randomize the order in the summary buffer.
10726 Argument REVERSE means to randomize in reverse order."
10728 (gnus-summary-sort 'random reverse))
10730 (defun gnus-summary-sort-by-author (&optional reverse)
10731 "Sort the summary buffer by author name alphabetically.
10732 If `case-fold-search' is non-nil, case of letters is ignored.
10733 Argument REVERSE means reverse order."
10735 (gnus-summary-sort 'author reverse))
10737 (defun gnus-summary-sort-by-subject (&optional reverse)
10738 "Sort the summary buffer by subject alphabetically. `Re:'s are ignored.
10739 If `case-fold-search' is non-nil, case of letters is ignored.
10740 Argument REVERSE means reverse order."
10742 (gnus-summary-sort 'subject reverse))
10744 (defun gnus-summary-sort-by-date (&optional reverse)
10745 "Sort the summary buffer by date.
10746 Argument REVERSE means reverse order."
10748 (gnus-summary-sort 'date reverse))
10750 (defun gnus-summary-sort-by-score (&optional reverse)
10751 "Sort the summary buffer by score.
10752 Argument REVERSE means reverse order."
10754 (gnus-summary-sort 'score reverse))
10756 (defun gnus-summary-sort-by-lines (&optional reverse)
10757 "Sort the summary buffer by the number of lines.
10758 Argument REVERSE means reverse order."
10760 (gnus-summary-sort 'lines reverse))
10762 (defun gnus-summary-sort-by-chars (&optional reverse)
10763 "Sort the summary buffer by article length.
10764 Argument REVERSE means reverse order."
10766 (gnus-summary-sort 'chars reverse))
10768 (defun gnus-summary-sort-by-original (&optional reverse)
10769 "Sort the summary buffer using the default sorting method.
10770 Argument REVERSE means reverse order."
10772 (let* ((buffer-read-only)
10773 (gnus-summary-prepare-hook nil))
10774 ;; We do the sorting by regenerating the threads.
10775 (gnus-summary-prepare)
10776 ;; Hide subthreads if needed.
10777 (gnus-summary-maybe-hide-threads)))
10779 (defun gnus-summary-sort (predicate reverse)
10780 "Sort summary buffer by PREDICATE. REVERSE means reverse order."
10781 (let* ((thread (intern (format "gnus-thread-sort-by-%s" predicate)))
10782 (article (intern (format "gnus-article-sort-by-%s" predicate)))
10783 (gnus-thread-sort-functions
10788 (gnus-sort-gathered-threads-function
10789 gnus-thread-sort-functions)
10790 (gnus-article-sort-functions
10794 (,article t2 t1))))
10796 (gnus-summary-prepare-hook nil))
10797 ;; We do the sorting by regenerating the threads.
10798 (gnus-summary-prepare)
10799 ;; Hide subthreads if needed.
10800 (gnus-summary-maybe-hide-threads)))
10802 ;; Summary saving commands.
10804 (defun gnus-summary-save-article (&optional n not-saved)
10805 "Save the current article using the default saver function.
10806 If N is a positive number, save the N next articles.
10807 If N is a negative number, save the N previous articles.
10808 If N is nil and any articles have been marked with the process mark,
10809 save those articles instead.
10810 The variable `gnus-default-article-saver' specifies the saver function."
10812 (let* ((articles (gnus-summary-work-articles n))
10813 (save-buffer (save-excursion
10814 (nnheader-set-temp-buffer " *Gnus Save*")))
10815 (num (length articles))
10817 (dolist (article articles)
10818 (setq header (gnus-summary-article-header article))
10819 (if (not (vectorp header))
10820 ;; This is a pseudo-article.
10821 (if (assq 'name header)
10822 (gnus-copy-file (cdr (assq 'name header)))
10823 (gnus-message 1 "Article %d is unsaveable" article))
10824 ;; This is a real article.
10825 (save-window-excursion
10826 (let ((gnus-display-mime-function nil)
10827 (gnus-article-prepare-hook nil))
10828 (gnus-summary-select-article t nil nil article)))
10830 (set-buffer save-buffer)
10832 (insert-buffer-substring gnus-original-article-buffer))
10833 (setq file (gnus-article-save save-buffer file num))
10834 (gnus-summary-remove-process-mark article)
10836 (gnus-summary-set-saved-mark article))))
10837 (gnus-kill-buffer save-buffer)
10838 (gnus-summary-position-point)
10839 (gnus-set-mode-line 'summary)
10842 (defun gnus-summary-pipe-output (&optional arg headers)
10843 "Pipe the current article to a subprocess.
10844 If N is a positive number, pipe the N next articles.
10845 If N is a negative number, pipe the N previous articles.
10846 If N is nil and any articles have been marked with the process mark,
10847 pipe those articles instead.
10848 If HEADERS (the symbolic prefix), include the headers, too."
10849 (interactive (gnus-interactive "P\ny"))
10850 (require 'gnus-art)
10851 (let ((gnus-default-article-saver 'gnus-summary-save-in-pipe)
10852 (gnus-save-all-headers (or headers gnus-save-all-headers)))
10853 (gnus-summary-save-article arg t))
10854 (let ((buffer (get-buffer "*Shell Command Output*")))
10856 (not (zerop (buffer-size buffer))))
10857 (gnus-configure-windows 'pipe))))
10859 (defun gnus-summary-save-article-mail (&optional arg)
10860 "Append the current article to an mail file.
10861 If N is a positive number, save the N next articles.
10862 If N is a negative number, save the N previous articles.
10863 If N is nil and any articles have been marked with the process mark,
10864 save those articles instead."
10866 (require 'gnus-art)
10867 (let ((gnus-default-article-saver 'gnus-summary-save-in-mail))
10868 (gnus-summary-save-article arg)))
10870 (defun gnus-summary-save-article-rmail (&optional arg)
10871 "Append the current article to an rmail file.
10872 If N is a positive number, save the N next articles.
10873 If N is a negative number, save the N previous articles.
10874 If N is nil and any articles have been marked with the process mark,
10875 save those articles instead."
10877 (require 'gnus-art)
10878 (let ((gnus-default-article-saver 'gnus-summary-save-in-rmail))
10879 (gnus-summary-save-article arg)))
10881 (defun gnus-summary-save-article-file (&optional arg)
10882 "Append the current article to a file.
10883 If N is a positive number, save the N next articles.
10884 If N is a negative number, save the N previous articles.
10885 If N is nil and any articles have been marked with the process mark,
10886 save those articles instead."
10888 (require 'gnus-art)
10889 (let ((gnus-default-article-saver 'gnus-summary-save-in-file))
10890 (gnus-summary-save-article arg)))
10892 (defun gnus-summary-write-article-file (&optional arg)
10893 "Write the current article to a file, deleting the previous file.
10894 If N is a positive number, save the N next articles.
10895 If N is a negative number, save the N previous articles.
10896 If N is nil and any articles have been marked with the process mark,
10897 save those articles instead."
10899 (require 'gnus-art)
10900 (let ((gnus-default-article-saver 'gnus-summary-write-to-file))
10901 (gnus-summary-save-article arg)))
10903 (defun gnus-summary-save-article-body-file (&optional arg)
10904 "Append the current article body to a file.
10905 If N is a positive number, save the N next articles.
10906 If N is a negative number, save the N previous articles.
10907 If N is nil and any articles have been marked with the process mark,
10908 save those articles instead."
10910 (require 'gnus-art)
10911 (let ((gnus-default-article-saver 'gnus-summary-save-body-in-file))
10912 (gnus-summary-save-article arg)))
10914 (defun gnus-summary-muttprint (&optional arg)
10915 "Print the current article using Muttprint.
10916 If N is a positive number, save the N next articles.
10917 If N is a negative number, save the N previous articles.
10918 If N is nil and any articles have been marked with the process mark,
10919 save those articles instead."
10921 (require 'gnus-art)
10922 (let ((gnus-default-article-saver 'gnus-summary-pipe-to-muttprint))
10923 (gnus-summary-save-article arg t)))
10925 (defun gnus-summary-pipe-message (program)
10926 "Pipe the current article through PROGRAM."
10927 (interactive "sProgram: ")
10928 (gnus-summary-select-article)
10929 (let ((mail-header-separator ""))
10930 (gnus-eval-in-buffer-window gnus-article-buffer
10933 (let ((start (window-start))
10935 (message-pipe-buffer-body program)
10936 (set-window-start (get-buffer-window (current-buffer)) start))))))
10938 (defun gnus-get-split-value (methods)
10939 "Return a value based on the split METHODS."
10940 (let (split-name method result match)
10943 (set-buffer gnus-original-article-buffer)
10945 (nnheader-narrow-to-headers)
10946 (while (and methods (not split-name))
10947 (goto-char (point-min))
10948 (setq method (pop methods))
10949 (setq match (car method))
10952 ;; Regular expression.
10954 (re-search-forward match nil t)))
10959 (setq result (funcall match gnus-newsgroup-name))))
10964 (setq result (eval match)))))
10965 (setq split-name (cdr method))
10966 (cond ((stringp result)
10967 (push (expand-file-name
10968 result gnus-article-save-directory)
10971 (setq split-name (append result split-name)))))))))
10972 (nreverse split-name)))
10974 (defun gnus-valid-move-group-p (group)
10975 (and (boundp group)
10976 (symbol-name group)
10977 (symbol-value group)
10978 (gnus-get-function (gnus-find-method-for-group
10979 (symbol-name group)) 'request-accept-article t)))
10981 (defun gnus-read-move-group-name (prompt default articles prefix)
10982 "Read a group name."
10983 (let* ((split-name (gnus-get-split-value gnus-move-split-methods))
10984 (minibuffer-confirm-incomplete nil) ; XEmacs
10986 (format "%s %s to:"
10988 (if (> (length articles) 1)
10989 (format "these %d articles" (length articles))
10994 (gnus-completing-read-with-default
10997 'gnus-valid-move-group-p
10999 'gnus-group-history))
11000 ((= 1 (length split-name))
11001 (gnus-completing-read-with-default
11002 (car split-name) prom
11004 'gnus-valid-move-group-p
11006 'gnus-group-history))
11008 (gnus-completing-read-with-default
11010 (mapcar (lambda (el) (list el))
11011 (nreverse split-name))
11013 'gnus-group-history))))
11014 (to-method (gnus-server-to-method (gnus-group-method to-newsgroup))))
11016 (if (or (string= to-newsgroup "")
11017 (string= to-newsgroup prefix))
11018 (setq to-newsgroup default))
11019 (unless to-newsgroup
11020 (error "No group name entered"))
11021 (or (gnus-active to-newsgroup)
11022 (gnus-activate-group to-newsgroup nil nil to-method)
11023 (if (gnus-y-or-n-p (format "No such group: %s. Create it? "
11025 (or (and (gnus-request-create-group to-newsgroup to-method)
11026 (gnus-activate-group
11027 to-newsgroup nil nil to-method)
11028 (gnus-subscribe-group to-newsgroup))
11029 (error "Couldn't create group %s" to-newsgroup)))
11030 (error "No such group: %s" to-newsgroup)))
11033 (defun gnus-summary-save-parts (type dir n &optional reverse)
11034 "Save parts matching TYPE to DIR.
11035 If REVERSE, save parts that do not match TYPE."
11037 (list (read-string "Save parts of type: "
11038 (or (car gnus-summary-save-parts-type-history)
11039 gnus-summary-save-parts-default-mime)
11040 'gnus-summary-save-parts-type-history)
11041 (setq gnus-summary-save-parts-last-directory
11042 (read-file-name "Save to directory: "
11043 gnus-summary-save-parts-last-directory
11045 current-prefix-arg))
11046 (gnus-summary-iterate n
11047 (let ((gnus-display-mime-function nil)
11048 (gnus-inhibit-treatment t))
11049 (gnus-summary-select-article))
11051 (set-buffer gnus-article-buffer)
11052 (let ((handles (or gnus-article-mime-handles
11053 (mm-dissect-buffer nil gnus-article-loose-mime)
11054 (and gnus-article-emulate-mime
11055 (mm-uu-dissect)))))
11057 (gnus-summary-save-parts-1 type dir handles reverse)
11058 (unless gnus-article-mime-handles ;; Don't destroy this case.
11059 (mm-destroy-parts handles)))))))
11061 (defun gnus-summary-save-parts-1 (type dir handle reverse)
11062 (if (stringp (car handle))
11063 (mapcar (lambda (h) (gnus-summary-save-parts-1 type dir h reverse))
11066 (not (string-match type (mm-handle-media-type handle)))
11067 (string-match type (mm-handle-media-type handle)))
11068 (let ((file (expand-file-name
11070 mm-file-name-rewrite-functions
11071 (file-name-nondirectory
11073 (mail-content-type-get
11074 (mm-handle-disposition handle) 'filename)
11075 (mail-content-type-get
11076 (mm-handle-type handle) 'name)
11077 (concat gnus-newsgroup-name
11078 "." (number-to-string
11079 (cdr gnus-article-current))))))
11081 (unless (file-exists-p file)
11082 (mm-save-part-to-file handle file))))))
11084 ;; Summary extract commands
11086 (defun gnus-summary-insert-pseudos (pslist &optional not-view)
11087 (let ((buffer-read-only nil)
11088 (article (gnus-summary-article-number))
11090 (unless (gnus-summary-goto-subject article)
11091 (error "No such article: %d" article))
11092 (gnus-summary-position-point)
11093 ;; If all commands are to be bunched up on one line, we collect
11095 (unless gnus-view-pseudos-separately
11096 (let ((ps (setq pslist (sort pslist 'gnus-pseudos<)))
11099 (setq action (cdr (assq 'action (car ps))))
11100 (setq files (list (cdr (assq 'name (car ps)))))
11101 (while (and ps (cdr ps)
11102 (string= (or action "1")
11103 (or (cdr (assq 'action (cadr ps))) "2")))
11104 (push (cdr (assq 'name (cadr ps))) files)
11105 (setcdr ps (cddr ps)))
11107 (when (not (string-match "%s" action))
11110 (when (assq 'execute (car ps))
11111 (setcdr (assq 'execute (car ps))
11112 (funcall (if (string-match "%s" action)
11119 (shell-quote-argument f)))
11121 (setq ps (cdr ps)))))
11122 (if (and gnus-view-pseudos (not not-view))
11124 (when (assq 'execute (car pslist))
11125 (gnus-execute-command (cdr (assq 'execute (car pslist)))
11126 (eq gnus-view-pseudos 'not-confirm)))
11127 (setq pslist (cdr pslist)))
11130 (setq after-article (or (cdr (assq 'article (car pslist)))
11131 (gnus-summary-article-number)))
11132 (gnus-summary-goto-subject after-article)
11135 (insert " " (file-name-nondirectory
11136 (cdr (assq 'name (car pslist))))
11137 ": " (or (cdr (assq 'execute (car pslist))) "") "\n")
11139 (forward-line -1) ; back to `b'
11140 (gnus-add-text-properties
11141 b (1- e) (list 'gnus-number gnus-reffed-article-number
11142 gnus-mouse-face-prop gnus-mouse-face))
11144 after-article gnus-reffed-article-number
11145 gnus-unread-mark b (car pslist) 0 (- e b))
11146 (setq gnus-newsgroup-unreads
11147 (gnus-add-to-sorted-list gnus-newsgroup-unreads
11148 gnus-reffed-article-number))
11149 (setq gnus-reffed-article-number (1- gnus-reffed-article-number))
11150 (setq pslist (cdr pslist)))))))
11152 (defun gnus-pseudos< (p1 p2)
11153 (let ((c1 (cdr (assq 'action p1)))
11154 (c2 (cdr (assq 'action p2))))
11155 (and c1 c2 (string< c1 c2))))
11157 (defun gnus-request-pseudo-article (props)
11158 (cond ((assq 'execute props)
11159 (gnus-execute-command (cdr (assq 'execute props)))))
11160 (let ((gnus-current-article (gnus-summary-article-number)))
11161 (gnus-run-hooks 'gnus-mark-article-hook)))
11163 (defun gnus-execute-command (command &optional automatic)
11165 (gnus-article-setup-buffer)
11166 (set-buffer gnus-article-buffer)
11167 (setq buffer-read-only nil)
11168 (let ((command (if automatic command
11169 (read-string "Command: " (cons command 0)))))
11171 (insert "$ " command "\n\n")
11172 (if gnus-view-pseudo-asynchronously
11173 (start-process "gnus-execute" (current-buffer) shell-file-name
11174 shell-command-switch command)
11175 (call-process shell-file-name nil t nil
11176 shell-command-switch command)))))
11178 ;; Summary kill commands.
11180 (defun gnus-summary-edit-global-kill (article)
11181 "Edit the \"global\" kill file."
11182 (interactive (list (gnus-summary-article-number)))
11183 (gnus-group-edit-global-kill article))
11185 (defun gnus-summary-edit-local-kill ()
11186 "Edit a local kill file applied to the current newsgroup."
11188 (setq gnus-current-headers (gnus-summary-article-header))
11189 (gnus-group-edit-local-kill
11190 (gnus-summary-article-number) gnus-newsgroup-name))
11192 ;;; Header reading.
11194 (defun gnus-read-header (id &optional header)
11195 "Read the headers of article ID and enter them into the Gnus system."
11196 (let ((group gnus-newsgroup-name)
11197 (gnus-override-method
11199 gnus-override-method
11200 (and (gnus-news-group-p gnus-newsgroup-name)
11201 (car (gnus-refer-article-methods)))))
11203 ;; First we check to see whether the header in question is already
11206 ;; This is a Message-ID.
11207 (setq header (or header (gnus-id-to-header id)))
11208 ;; This is an article number.
11209 (setq header (or header (gnus-summary-article-header id))))
11211 (not (gnus-summary-article-sparse-p (mail-header-number header))))
11212 ;; We have found the header.
11214 ;; If this is a sparse article, we have to nix out its
11215 ;; previous entry in the thread hashtb.
11217 (gnus-summary-article-sparse-p (mail-header-number header)))
11218 (let* ((parent (gnus-parent-id (mail-header-references header)))
11219 (thread (and parent (gnus-id-to-thread parent))))
11221 (delq (assq header thread) thread))))
11222 ;; We have to really fetch the header to this article.
11224 (set-buffer nntp-server-buffer)
11225 (when (setq where (gnus-request-head id group))
11226 (nnheader-fold-continuation-lines)
11227 (goto-char (point-max))
11229 (goto-char (point-min))
11233 ((cdr where) (cdr where))
11234 (header (mail-header-number header))
11235 (t gnus-reffed-article-number))
11237 (insert " Article retrieved.\n"))
11238 (if (or (not where)
11239 (not (setq header (car (gnus-get-newsgroup-headers nil t)))))
11240 () ; Malformed head.
11241 (unless (gnus-summary-article-sparse-p (mail-header-number header))
11242 (when (and (stringp id)
11243 (not (string= (gnus-group-real-name group)
11245 ;; If we fetched by Message-ID and the article came
11246 ;; from a different group, we fudge some bogus article
11247 ;; numbers for this article.
11248 (mail-header-set-number header gnus-reffed-article-number))
11250 (set-buffer gnus-summary-buffer)
11251 (decf gnus-reffed-article-number)
11252 (gnus-remove-header (mail-header-number header))
11253 (push header gnus-newsgroup-headers)
11254 (setq gnus-current-headers header)
11255 (push (mail-header-number header) gnus-newsgroup-limit)))
11258 (defun gnus-remove-header (number)
11259 "Remove header NUMBER from `gnus-newsgroup-headers'."
11260 (if (and gnus-newsgroup-headers
11261 (= number (mail-header-number (car gnus-newsgroup-headers))))
11262 (pop gnus-newsgroup-headers)
11263 (let ((headers gnus-newsgroup-headers))
11264 (while (and (cdr headers)
11265 (not (= number (mail-header-number (cadr headers)))))
11267 (when (cdr headers)
11268 (setcdr headers (cddr headers))))))
11271 ;;; summary highlights
11274 (defun gnus-highlight-selected-summary ()
11275 "Highlight selected article in summary buffer."
11276 ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
11277 (when gnus-summary-selected-face
11279 (let* ((beg (point-at-bol))
11280 (end (point-at-eol))
11281 ;; Fix by Mike Dugan <dugan@bucrf16.bu.edu>.
11282 (from (if (get-text-property beg gnus-mouse-face-prop)
11284 (or (next-single-property-change
11285 beg gnus-mouse-face-prop nil end)
11290 (or (next-single-property-change
11291 from gnus-mouse-face-prop nil end)
11293 ;; If no mouse-face prop on line we will have to = from = end,
11294 ;; so we highlight the entire line instead.
11295 (when (= (+ to 2) from)
11298 (if gnus-newsgroup-selected-overlay
11299 ;; Move old overlay.
11301 gnus-newsgroup-selected-overlay from to (current-buffer))
11302 ;; Create new overlay.
11304 (setq gnus-newsgroup-selected-overlay (gnus-make-overlay from to))
11305 'face gnus-summary-selected-face))))))
11307 (defvar gnus-summary-highlight-line-cached nil)
11308 (defvar gnus-summary-highlight-line-trigger nil)
11310 (defun gnus-summary-highlight-line-0 ()
11311 (if (and (eq gnus-summary-highlight-line-trigger
11312 gnus-summary-highlight)
11313 gnus-summary-highlight-line-cached)
11314 gnus-summary-highlight-line-cached
11315 (setq gnus-summary-highlight-line-trigger gnus-summary-highlight
11316 gnus-summary-highlight-line-cached
11317 (let* ((cond (list 'cond))
11319 (list gnus-summary-highlight))
11321 (setcdr c (cons (list (caar list) (list 'quote (cdar list)))
11325 (gnus-byte-compile (list 'lambda nil cond))))))
11327 (defun gnus-summary-highlight-line ()
11328 "Highlight current line according to `gnus-summary-highlight'."
11329 (let* ((beg (point-at-bol))
11330 (article (or (gnus-summary-article-number) gnus-current-article))
11331 (score (or (cdr (assq article
11332 gnus-newsgroup-scored))
11333 gnus-summary-default-score 0))
11334 (mark (or (gnus-summary-article-mark) gnus-unread-mark))
11335 (inhibit-read-only t)
11336 (default gnus-summary-default-score)
11337 (default-high gnus-summary-default-high-score)
11338 (default-low gnus-summary-default-low-score)
11339 (uncached (and gnus-summary-use-undownloaded-faces
11340 (memq article gnus-newsgroup-undownloaded))))
11341 (let ((face (funcall (gnus-summary-highlight-line-0))))
11342 (unless (eq face (get-text-property beg 'face))
11343 (gnus-put-text-property-excluding-characters-with-faces
11344 beg (point-at-eol) 'face
11345 (setq face (if (boundp face) (symbol-value face) face)))
11346 (when gnus-summary-highlight-line-function
11347 (funcall gnus-summary-highlight-line-function article face))))))
11349 (defun gnus-update-read-articles (group unread &optional compute)
11350 "Update the list of read articles in GROUP.
11351 UNREAD is a sorted list."
11352 (let ((active (or gnus-newsgroup-active (gnus-active group)))
11353 (info (gnus-get-info group))
11356 (if (or (not info) (not active))
11357 ;; There is no info on this group if it was, in fact,
11358 ;; killed. Gnus stores no information on killed groups, so
11359 ;; there's nothing to be done.
11360 ;; One could store the information somewhere temporarily,
11361 ;; perhaps... Hmmm...
11363 ;; Remove any negative articles numbers.
11364 (while (and unread (< (car unread) 0))
11365 (setq unread (cdr unread)))
11366 ;; Remove any expired article numbers
11367 (while (and unread (< (car unread) (car active)))
11368 (setq unread (cdr unread)))
11369 ;; Compute the ranges of read articles by looking at the list of
11370 ;; unread articles.
11372 (when (/= (car unread) prev)
11373 (push (if (= prev (1- (car unread))) prev
11374 (cons prev (1- (car unread))))
11376 (setq prev (1+ (car unread)))
11377 (setq unread (cdr unread)))
11378 (when (<= prev (cdr active))
11379 (push (cons prev (cdr active)) read))
11380 (setq read (if (> (length read) 1) (nreverse read) read))
11385 ;; Propagate the read marks to the backend.
11386 (when (gnus-check-backend-function 'request-set-mark group)
11387 (let ((del (gnus-remove-from-range (gnus-info-read info) read))
11388 (add (gnus-remove-from-range read (gnus-info-read info))))
11390 (unless (gnus-check-group group)
11391 (error "Can't open server for %s" group))
11392 (gnus-request-set-mark
11393 group (delq nil (list (if add (list add 'add '(read)))
11394 (if del (list del 'del '(read))))))
11396 `(gnus-request-set-mark
11399 (if del (list del 'add '(read)))
11400 (if add (list add 'del '(read))))))))))
11401 (set-buffer gnus-group-buffer)
11402 (gnus-undo-register
11404 (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
11405 (gnus-info-set-read ',info ',(gnus-info-read info))
11406 (gnus-get-unread-articles-in-group ',info
11407 (gnus-active ,group))
11408 (gnus-group-update-group ,group t)
11410 ;; Enter this list into the group info.
11411 (gnus-info-set-read info read)
11412 ;; Set the number of unread articles in gnus-newsrc-hashtb.
11413 (gnus-get-unread-articles-in-group info (gnus-active group))
11416 (defun gnus-offer-save-summaries ()
11417 "Offer to save all active summary buffers."
11419 ;; Go through all buffers and find all summaries.
11420 (dolist (buffer (buffer-list))
11421 (when (and (setq buffer (buffer-name buffer))
11422 (string-match "Summary" buffer)
11424 (set-buffer buffer)
11425 ;; We check that this is, indeed, a summary buffer.
11426 (and (eq major-mode 'gnus-summary-mode)
11427 ;; Also make sure this isn't bogus.
11428 gnus-newsgroup-prepared
11429 ;; Also make sure that this isn't a
11430 ;; dead summary buffer.
11431 (not gnus-dead-summary-mode))))
11432 (push buffer buffers)))
11433 ;; Go through all these summary buffers and offer to save them.
11437 "Update summary buffer %s? "
11439 (switch-to-buffer buf)
11440 (gnus-summary-exit))
11443 (defun gnus-summary-setup-default-charset ()
11444 "Setup newsgroup default charset."
11445 (if (member gnus-newsgroup-name '("nndraft:delayed" "nndraft:drafts"))
11446 (setq gnus-newsgroup-charset nil)
11447 (let* ((ignored-charsets
11448 (or gnus-newsgroup-ephemeral-ignored-charsets
11450 (and gnus-newsgroup-name
11451 (gnus-parameter-ignored-charsets gnus-newsgroup-name))
11452 gnus-newsgroup-ignored-charsets))))
11453 (setq gnus-newsgroup-charset
11454 (or gnus-newsgroup-ephemeral-charset
11455 (and gnus-newsgroup-name
11456 (gnus-parameter-charset gnus-newsgroup-name))
11457 gnus-default-charset))
11458 (set (make-local-variable 'gnus-newsgroup-ignored-charsets)
11459 ignored-charsets))))
11465 (defun gnus-summary-display-buttonized (&optional show-all-parts)
11466 "Display the current article buffer fully MIME-buttonized.
11467 If SHOW-ALL-PARTS (the prefix) is non-nil, all multipart/* parts are
11468 treated as multipart/mixed."
11470 (require 'gnus-art)
11471 (let ((gnus-unbuttonized-mime-types nil)
11472 (gnus-mime-display-multipart-as-mixed show-all-parts))
11473 (gnus-summary-show-article)))
11475 (defun gnus-summary-repair-multipart (article)
11476 "Add a Content-Type header to a multipart article without one."
11477 (interactive (list (gnus-summary-article-number)))
11478 (gnus-with-article article
11479 (message-narrow-to-head)
11480 (message-remove-header "Mime-Version")
11481 (goto-char (point-max))
11482 (insert "Mime-Version: 1.0\n")
11484 (when (search-forward "\n--" nil t)
11485 (let ((separator (buffer-substring (point) (point-at-eol))))
11486 (message-narrow-to-head)
11487 (message-remove-header "Content-Type")
11488 (goto-char (point-max))
11489 (insert (format "Content-Type: multipart/mixed; boundary=\"%s\"\n"
11492 (let (gnus-mark-article-hook)
11493 (gnus-summary-select-article t t nil article)))
11495 (defun gnus-summary-toggle-display-buttonized ()
11496 "Toggle the buttonizing of the article buffer."
11498 (require 'gnus-art)
11499 (if (setq gnus-inhibit-mime-unbuttonizing
11500 (not gnus-inhibit-mime-unbuttonizing))
11501 (let ((gnus-unbuttonized-mime-types nil))
11502 (gnus-summary-show-article))
11503 (gnus-summary-show-article)))
11506 ;;; Generic summary marking commands
11509 (defvar gnus-summary-marking-alist
11510 '((read gnus-del-mark "d")
11511 (unread gnus-unread-mark "u")
11512 (ticked gnus-ticked-mark "!")
11513 (dormant gnus-dormant-mark "?")
11514 (expirable gnus-expirable-mark "e"))
11515 "An alist of names/marks/keystrokes.")
11517 (defvar gnus-summary-generic-mark-map (make-sparse-keymap))
11518 (defvar gnus-summary-mark-map)
11520 (defun gnus-summary-make-all-marking-commands ()
11521 (define-key gnus-summary-mark-map "M" gnus-summary-generic-mark-map)
11522 (dolist (elem gnus-summary-marking-alist)
11523 (apply 'gnus-summary-make-marking-command elem)))
11525 (defun gnus-summary-make-marking-command (name mark keystroke)
11526 (let ((map (make-sparse-keymap)))
11527 (define-key gnus-summary-generic-mark-map keystroke map)
11528 (dolist (lway `((next "next" next nil "n")
11529 (next-unread "next unread" next t "N")
11530 (prev "previous" prev nil "p")
11531 (prev-unread "previous unread" prev t "P")
11532 (nomove "" nil nil ,keystroke)))
11533 (let ((func (gnus-summary-make-marking-command-1
11534 mark (car lway) lway name)))
11535 (setq func (eval func))
11536 (define-key map (nth 4 lway) func)))))
11538 (defun gnus-summary-make-marking-command-1 (mark way lway name)
11540 (format "gnus-summary-put-mark-as-%s%s"
11541 name (if (eq way 'nomove)
11543 (concat "-" (symbol-name way)))))
11546 "Mark the current article as %s%s.
11547 If N, the prefix, then repeat N times.
11548 If N is negative, move in reverse order.
11549 The difference between N and the actual number of articles marked is
11553 (gnus-summary-generic-mark n ,mark ',(nth 2 lway) ,(nth 3 lway))))
11555 (defun gnus-summary-generic-mark (n mark move unread)
11556 "Mark N articles with MARK."
11557 (unless (eq major-mode 'gnus-summary-mode)
11558 (error "This command can only be used in the summary buffer"))
11559 (gnus-summary-show-thread)
11562 ((eq move 'next) 1)
11563 ((eq move 'prev) -1)
11565 (if (zerop nummove)
11569 nummove (* -1 nummove))))
11570 (while (and (> n 0)
11571 (gnus-summary-mark-article nil mark)
11572 (zerop (gnus-summary-next-subject nummove unread t)))
11575 (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
11576 (gnus-summary-recenter)
11577 (gnus-summary-position-point)
11578 (gnus-set-mode-line 'summary)
11581 (defun gnus-summary-insert-articles (articles)
11582 (when (setq articles
11583 (gnus-sorted-difference articles
11584 (mapcar (lambda (h)
11585 (mail-header-number h))
11586 gnus-newsgroup-headers)))
11587 (setq gnus-newsgroup-headers
11589 gnus-newsgroup-headers
11590 (gnus-fetch-headers articles)
11591 'gnus-article-sort-by-number))
11592 ;; Suppress duplicates?
11593 (when gnus-suppress-duplicates
11594 (gnus-dup-suppress-articles))
11596 ;; We might want to build some more threads first.
11597 (when (and gnus-fetch-old-headers
11598 (eq gnus-headers-retrieved-by 'nov))
11599 (if (eq gnus-fetch-old-headers 'invisible)
11600 (gnus-build-all-threads)
11601 (gnus-build-old-threads)))
11602 ;; Let the Gnus agent mark articles as read.
11604 (gnus-agent-get-undownloaded-list))
11605 ;; Remove list identifiers from subject
11606 (when gnus-list-identifiers
11607 (gnus-summary-remove-list-identifiers))
11608 ;; First and last article in this newsgroup.
11609 (when gnus-newsgroup-headers
11610 (setq gnus-newsgroup-begin
11611 (mail-header-number (car gnus-newsgroup-headers))
11613 (mail-header-number
11614 (gnus-last-element gnus-newsgroup-headers))))
11615 (when gnus-use-scoring
11616 (gnus-possibly-score-headers))))
11618 (defun gnus-summary-insert-old-articles (&optional all)
11619 "Insert all old articles in this group.
11620 If ALL is non-nil, already read articles become readable.
11621 If ALL is a number, fetch this number of articles."
11624 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
11627 ;; Some nntp servers lie about their active range. When
11628 ;; this happens, the active range can be in the millions.
11629 ;; Use a compressed range to avoid creating a huge list.
11630 (gnus-range-difference (list gnus-newsgroup-active) old))
11631 (setq len (gnus-range-length older))
11636 (let ((older-range (nreverse older)))
11640 (let* ((r (pop older-range))
11641 (min (if (numberp r) r (car r)))
11642 (max (if (numberp r) r (cdr r))))
11643 (while (and (<= min max)
11648 (setq older (gnus-uncompress-range older))))
11650 (setq older (gnus-uncompress-range older)))
11652 (when (and (numberp gnus-large-newsgroup)
11653 (> len gnus-large-newsgroup))
11654 (let* ((cursor-in-echo-area nil)
11655 (initial (gnus-parameter-large-newsgroup-initial
11656 gnus-newsgroup-name))
11660 "How many articles from %s (%s %d): "
11662 (gnus-group-decoded-name gnus-newsgroup-name) 35)
11663 (if initial "max" "default")
11666 (cons (number-to-string initial)
11668 (unless (string-match "^[ \t]*$" input)
11669 (setq all (string-to-number input))
11671 (let ((older-range (nreverse older)))
11675 (let* ((r (pop older-range))
11676 (min (if (numberp r) r (car r)))
11677 (max (if (numberp r) r (cdr r))))
11678 (while (and (<= min max)
11682 max (1- max))))))))))
11683 (setq older (gnus-uncompress-range older))))
11685 (message "No old news.")
11686 (gnus-summary-insert-articles older)
11687 (gnus-summary-limit (gnus-sorted-nunion old older))))
11688 (gnus-summary-position-point)))
11690 (defun gnus-summary-insert-new-articles ()
11691 "Insert all new articles in this group."
11694 (let ((old (sort (mapcar 'car gnus-newsgroup-data) '<))
11695 (old-active gnus-newsgroup-active)
11696 (nnmail-fetched-sources (list t))
11698 (setq gnus-newsgroup-active
11699 (gnus-activate-group gnus-newsgroup-name 'scan))
11700 (setq i (cdr gnus-newsgroup-active))
11701 (while (> i (cdr old-active))
11705 (message "No gnus is bad news")
11706 (gnus-summary-insert-articles new)
11707 (setq gnus-newsgroup-unreads
11708 (gnus-sorted-nunion gnus-newsgroup-unreads new))
11709 (gnus-summary-limit (gnus-sorted-nunion old new))))
11710 (gnus-summary-position-point)))
11712 (gnus-summary-make-all-marking-commands)
11714 (gnus-ems-redefine)
11716 (provide 'gnus-sum)
11718 (run-hooks 'gnus-sum-load-hook)
11720 ;; Local Variables:
11721 ;; coding: iso-8859-1
11724 ;;; gnus-sum.el ends here