1 ;;; gnus-sum.el --- summary mode commands for Gnus
2 ;; Copyright (C) 1996,97,98,99 Free Software Foundation, Inc.
4 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; This file is part of GNU Emacs.
9 ;; GNU Emacs is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation; either version 2, or (at your option)
14 ;; GNU Emacs is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 ;; GNU General Public License for more details.
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING. If not, write to the
21 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
22 ;; Boston, MA 02111-1307, USA.
28 (eval-when-compile (require 'cl))
38 (autoload 'gnus-summary-limit-include-cached "gnus-cache" nil t)
40 (defcustom gnus-kill-summary-on-exit t
41 "*If non-nil, kill the summary buffer when you exit from it.
42 If nil, the summary will become a \"*Dead Summary*\" buffer, and
43 it will be killed sometime later."
44 :group 'gnus-summary-exit
47 (defcustom gnus-fetch-old-headers nil
48 "*Non-nil means that Gnus will try to build threads by grabbing old headers.
49 If an unread article in the group refers to an older, already read (or
50 just marked as read) article, the old article will not normally be
51 displayed in the Summary buffer. If this variable is non-nil, Gnus
52 will attempt to grab the headers to the old articles, and thereby
53 build complete threads. If it has the value `some', only enough
54 headers to connect otherwise loose threads will be displayed. This
55 variable can also be a number. In that case, no more than that number
56 of old headers will be fetched. If it has the value `invisible', all
57 old headers will be fetched, but none will be displayed.
59 The server has to support NOV for any of this to work."
61 :type '(choice (const :tag "off" nil)
64 (sexp :menu-tag "other" t)))
66 (defcustom gnus-refer-thread-limit 200
67 "*The number of old headers to fetch when doing \\<gnus-summary-mode-map>\\[gnus-summary-refer-thread].
68 If t, fetch all the available old headers."
71 (sexp :menu-tag "other" t)))
73 (defcustom gnus-summary-make-false-root 'adopt
74 "*nil means that Gnus won't gather loose threads.
75 If the root of a thread has expired or been read in a previous
76 session, the information necessary to build a complete thread has been
77 lost. Instead of having many small sub-threads from this original thread
78 scattered all over the summary buffer, Gnus can gather them.
80 If non-nil, Gnus will try to gather all loose sub-threads from an
81 original thread into one large thread.
83 If this variable is non-nil, it should be one of `none', `adopt',
86 If this variable is `none', Gnus will not make a false root, but just
87 present the sub-threads after another.
88 If this variable is `dummy', Gnus will create a dummy root that will
89 have all the sub-threads as children.
90 If this variable is `adopt', Gnus will make one of the \"children\"
91 the parent and mark all the step-children as such.
92 If this variable is `empty', the \"children\" are printed with empty
93 subject fields. (Or rather, they will be printed with a string
94 given by the `gnus-summary-same-subject' variable.)"
96 :type '(choice (const :tag "off" nil)
102 (defcustom gnus-summary-gather-exclude-subject "^ *$\\|^(none)$"
103 "*A regexp to match subjects to be excluded from loose thread gathering.
104 As loose thread gathering is done on subjects only, that means that
105 there can be many false gatherings performed. By rooting out certain
106 common subjects, gathering might become saner."
110 (defcustom gnus-summary-gather-subject-limit nil
111 "*Maximum length of subject comparisons when gathering loose threads.
112 Use nil to compare full subjects. Setting this variable to a low
113 number will help gather threads that have been corrupted by
114 newsreaders chopping off subject lines, but it might also mean that
115 unrelated articles that have subject that happen to begin with the
116 same few characters will be incorrectly gathered.
118 If this variable is `fuzzy', Gnus will use a fuzzy algorithm when
121 :type '(choice (const :tag "off" nil)
123 (sexp :menu-tag "on" t)))
125 (defcustom gnus-simplify-subject-functions nil
126 "List of functions taking a string argument that simplify subjects.
127 The functions are applied recursively.
129 Useful functions to put in this list include: `gnus-simplify-subject-re',
130 `gnus-simplify-subject-fuzzy' and `gnus-simplify-whitespace'."
132 :type '(repeat function))
134 (defcustom gnus-simplify-ignored-prefixes nil
135 "*Regexp, matches for which are removed from subject lines when simplifying fuzzily."
137 :type '(choice (const :tag "off" nil)
140 (defcustom gnus-build-sparse-threads nil
141 "*If non-nil, fill in the gaps in threads.
142 If `some', only fill in the gaps that are needed to tie loose threads
143 together. If `more', fill in all leaf nodes that Gnus can find. If
144 non-nil and non-`some', fill in all gaps that Gnus manages to guess."
146 :type '(choice (const :tag "off" nil)
149 (sexp :menu-tag "all" t)))
151 (defcustom gnus-summary-thread-gathering-function
152 'gnus-gather-threads-by-subject
153 "*Function used for gathering loose threads.
154 There are two pre-defined functions: `gnus-gather-threads-by-subject',
155 which only takes Subjects into consideration; and
156 `gnus-gather-threads-by-references', which compared the References
157 headers of the articles to find matches."
159 :type '(radio (function-item gnus-gather-threads-by-subject)
160 (function-item gnus-gather-threads-by-references)
161 (function :tag "other")))
163 (defcustom gnus-summary-same-subject ""
164 "*String indicating that the current article has the same subject as the previous.
165 This variable will only be used if the value of
166 `gnus-summary-make-false-root' is `empty'."
167 :group 'gnus-summary-format
170 (defcustom gnus-summary-goto-unread t
171 "*If t, marking commands will go to the next unread article.
172 If `never', commands that usually go to the next unread article, will
173 go to the next article, whether it is read or not.
174 If nil, only the marking commands will go to the next (un)read article."
175 :group 'gnus-summary-marks
176 :link '(custom-manual "(gnus)Setting Marks")
177 :type '(choice (const :tag "off" nil)
179 (sexp :menu-tag "on" t)))
181 (defcustom gnus-summary-default-score 0
182 "*Default article score level.
183 All scores generated by the score files will be added to this score.
184 If this variable is nil, scoring will be disabled."
185 :group 'gnus-score-default
186 :type '(choice (const :tag "disable")
189 (defcustom gnus-summary-zcore-fuzz 0
190 "*Fuzziness factor for the zcore in the summary buffer.
191 Articles with scores closer than this to `gnus-summary-default-score'
193 :group 'gnus-summary-format
196 (defcustom gnus-simplify-subject-fuzzy-regexp nil
197 "*Strings to be removed when doing fuzzy matches.
198 This can either be a regular expression or list of regular expressions
199 that will be removed from subject strings if fuzzy subject
200 simplification is selected."
202 :type '(repeat regexp))
204 (defcustom gnus-show-threads t
205 "*If non-nil, display threads in summary mode."
209 (defcustom gnus-thread-hide-subtree nil
210 "*If non-nil, hide all threads initially.
211 If threads are hidden, you have to run the command
212 `gnus-summary-show-thread' by hand or use `gnus-select-article-hook'
213 to expose hidden threads."
217 (defcustom gnus-thread-hide-killed t
218 "*If non-nil, hide killed threads automatically."
222 (defcustom gnus-thread-ignore-subject t
223 "*If non-nil, which is the default, ignore subjects and do all threading based on the Reference header.
224 If nil, articles that have different subjects from their parents will
225 start separate threads."
229 (defcustom gnus-thread-operation-ignore-subject t
230 "*If non-nil, subjects will be ignored when doing thread commands.
231 This affects commands like `gnus-summary-kill-thread' and
232 `gnus-summary-lower-thread'.
234 If this variable is nil, articles in the same thread with different
235 subjects will not be included in the operation in question. If this
236 variable is `fuzzy', only articles that have subjects that are fuzzily
237 equal will be included."
239 :type '(choice (const :tag "off" nil)
243 (defcustom gnus-thread-indent-level 4
244 "*Number that says how much each sub-thread should be indented."
248 (defcustom gnus-auto-extend-newsgroup t
249 "*If non-nil, extend newsgroup forward and backward when requested."
250 :group 'gnus-summary-choose
253 (defcustom gnus-auto-select-first t
254 "*If nil, don't select the first unread article when entering a group.
255 If this variable is `best', select the highest-scored unread article
256 in the group. If t, select the first unread article.
258 This variable can also be a function to place point on a likely
259 subject line. Useful values include `gnus-summary-first-unread-subject',
260 `gnus-summary-first-unread-article' and
261 `gnus-summary-best-unread-article'.
263 If you want to prevent automatic selection of the first unread article
264 in some newsgroups, set the variable to nil in
265 `gnus-select-group-hook'."
266 :group 'gnus-group-select
267 :type '(choice (const :tag "none" nil)
269 (sexp :menu-tag "first" t)
270 (function-item gnus-summary-first-unread-subject)
271 (function-item gnus-summary-first-unread-article)
272 (function-item gnus-summary-best-unread-article)))
274 (defcustom gnus-auto-select-next t
275 "*If non-nil, offer to go to the next group from the end of the previous.
276 If the value is t and the next newsgroup is empty, Gnus will exit
277 summary mode and go back to group mode. If the value is neither nil
278 nor t, Gnus will select the following unread newsgroup. In
279 particular, if the value is the symbol `quietly', the next unread
280 newsgroup will be selected without any confirmation, and if it is
281 `almost-quietly', the next group will be selected without any
282 confirmation if you are located on the last article in the group.
283 Finally, if this variable is `slightly-quietly', the `Z n' command
284 will go to the next group without confirmation."
285 :group 'gnus-summary-maneuvering
286 :type '(choice (const :tag "off" nil)
288 (const almost-quietly)
289 (const slightly-quietly)
290 (sexp :menu-tag "on" t)))
292 (defcustom gnus-auto-select-same nil
293 "*If non-nil, select the next article with the same subject.
294 If there are no more articles with the same subject, go to
295 the first unread article."
296 :group 'gnus-summary-maneuvering
299 (defcustom gnus-summary-check-current nil
300 "*If non-nil, consider the current article when moving.
301 The \"unread\" movement commands will stay on the same line if the
302 current article is unread."
303 :group 'gnus-summary-maneuvering
306 (defcustom gnus-auto-center-summary t
307 "*If non-nil, always center the current summary buffer.
308 In particular, if `vertical' do only vertical recentering. If non-nil
309 and non-`vertical', do both horizontal and vertical recentering."
310 :group 'gnus-summary-maneuvering
311 :type '(choice (const :tag "none" nil)
313 (integer :tag "height")
314 (sexp :menu-tag "both" t)))
316 (defcustom gnus-show-all-headers nil
317 "*If non-nil, don't hide any headers."
318 :group 'gnus-article-hiding
319 :group 'gnus-article-headers
322 (defcustom gnus-summary-ignore-duplicates nil
323 "*If non-nil, ignore articles with identical Message-ID headers."
327 (defcustom gnus-single-article-buffer t
328 "*If non-nil, display all articles in the same buffer.
329 If nil, each group will get its own article buffer."
330 :group 'gnus-article-various
333 (defcustom gnus-break-pages t
334 "*If non-nil, do page breaking on articles.
335 The page delimiter is specified by the `gnus-page-delimiter'
337 :group 'gnus-article-various
340 (defcustom gnus-move-split-methods nil
341 "*Variable used to suggest where articles are to be moved to.
342 It uses the same syntax as the `gnus-split-methods' variable."
343 :group 'gnus-summary-mail
344 :type '(repeat (choice (list :value (fun) function)
345 (cons :value ("" "") regexp (repeat string))
348 (defcustom gnus-unread-mark ? ;Whitespace
349 "*Mark used for unread articles."
350 :group 'gnus-summary-marks
353 (defcustom gnus-ticked-mark ?!
354 "*Mark used for ticked articles."
355 :group 'gnus-summary-marks
358 (defcustom gnus-dormant-mark ??
359 "*Mark used for dormant articles."
360 :group 'gnus-summary-marks
363 (defcustom gnus-del-mark ?r
364 "*Mark used for del'd articles."
365 :group 'gnus-summary-marks
368 (defcustom gnus-read-mark ?R
369 "*Mark used for read articles."
370 :group 'gnus-summary-marks
373 (defcustom gnus-expirable-mark ?E
374 "*Mark used for expirable articles."
375 :group 'gnus-summary-marks
378 (defcustom gnus-killed-mark ?K
379 "*Mark used for killed articles."
380 :group 'gnus-summary-marks
383 (defcustom gnus-souped-mark ?F
384 "*Mark used for killed articles."
385 :group 'gnus-summary-marks
388 (defcustom gnus-kill-file-mark ?X
389 "*Mark used for articles killed by kill files."
390 :group 'gnus-summary-marks
393 (defcustom gnus-low-score-mark ?Y
394 "*Mark used for articles with a low score."
395 :group 'gnus-summary-marks
398 (defcustom gnus-catchup-mark ?C
399 "*Mark used for articles that are caught up."
400 :group 'gnus-summary-marks
403 (defcustom gnus-replied-mark ?A
404 "*Mark used for articles that have been replied to."
405 :group 'gnus-summary-marks
408 (defcustom gnus-cached-mark ?*
409 "*Mark used for articles that are in the cache."
410 :group 'gnus-summary-marks
413 (defcustom gnus-saved-mark ?S
414 "*Mark used for articles that have been saved to."
415 :group 'gnus-summary-marks
418 (defcustom gnus-ancient-mark ?O
419 "*Mark used for ancient articles."
420 :group 'gnus-summary-marks
423 (defcustom gnus-sparse-mark ?Q
424 "*Mark used for sparsely reffed articles."
425 :group 'gnus-summary-marks
428 (defcustom gnus-canceled-mark ?G
429 "*Mark used for canceled articles."
430 :group 'gnus-summary-marks
433 (defcustom gnus-duplicate-mark ?M
434 "*Mark used for duplicate articles."
435 :group 'gnus-summary-marks
438 (defcustom gnus-undownloaded-mark ?@
439 "*Mark used for articles that weren't downloaded."
440 :group 'gnus-summary-marks
443 (defcustom gnus-downloadable-mark ?%
444 "*Mark used for articles that are to be downloaded."
445 :group 'gnus-summary-marks
448 (defcustom gnus-unsendable-mark ?=
449 "*Mark used for articles that won't be sent."
450 :group 'gnus-summary-marks
453 (defcustom gnus-score-over-mark ?+
454 "*Score mark used for articles with high scores."
455 :group 'gnus-summary-marks
458 (defcustom gnus-score-below-mark ?-
459 "*Score mark used for articles with low scores."
460 :group 'gnus-summary-marks
463 (defcustom gnus-empty-thread-mark ? ;Whitespace
464 "*There is no thread under the article."
465 :group 'gnus-summary-marks
468 (defcustom gnus-not-empty-thread-mark ?=
469 "*There is a thread under the article."
470 :group 'gnus-summary-marks
473 (defcustom gnus-view-pseudo-asynchronously nil
474 "*If non-nil, Gnus will view pseudo-articles asynchronously."
475 :group 'gnus-extract-view
478 (defcustom gnus-auto-expirable-marks
479 (list gnus-killed-mark gnus-del-mark gnus-catchup-mark
480 gnus-low-score-mark gnus-ancient-mark gnus-read-mark
481 gnus-souped-mark gnus-duplicate-mark)
482 "*The list of marks converted into expiration if a group is auto-expirable."
484 :type '(repeat character))
486 (defcustom gnus-inhibit-user-auto-expire t
487 "*If non-nil, user marking commands will not mark an article as expirable, even if the group has auto-expire turned on."
491 (defcustom gnus-view-pseudos nil
492 "*If `automatic', pseudo-articles will be viewed automatically.
493 If `not-confirm', pseudos will be viewed automatically, and the user
494 will not be asked to confirm the command."
495 :group 'gnus-extract-view
496 :type '(choice (const :tag "off" nil)
498 (const not-confirm)))
500 (defcustom gnus-view-pseudos-separately t
501 "*If non-nil, one pseudo-article will be created for each file to be viewed.
502 If nil, all files that use the same viewing command will be given as a
503 list of parameters to that command."
504 :group 'gnus-extract-view
507 (defcustom gnus-insert-pseudo-articles t
508 "*If non-nil, insert pseudo-articles when decoding articles."
509 :group 'gnus-extract-view
512 (defcustom gnus-summary-dummy-line-format
514 "*The format specification for the dummy roots in the summary buffer.
515 It works along the same lines as a normal formatting string,
516 with some simple extensions.
519 :group 'gnus-threading
522 (defcustom gnus-summary-mode-line-format "Gnus: %g [%A] %Z"
523 "*The format specification for the summary mode line.
524 It works along the same lines as a normal formatting string,
525 with some simple extensions:
528 %p Unprefixed group name
529 %A Current article number
530 %z Current article score
532 %U Number of unread articles in the group
533 %e Number of unselected articles in the group
534 %Z A string with unread/unselected article counts
535 %g Shortish group name
536 %S Subject of the current article
538 %s Current score file name
539 %d Number of dormant articles
540 %r Number of articles that have been marked as read in this session
541 %E Number of articles expunged by the score files"
542 :group 'gnus-summary-format
545 (defcustom gnus-list-identifiers nil
546 "Regexp that matches list identifiers to be removed from subject.
547 This can also be a list of regexps."
548 :group 'gnus-summary-format
549 :group 'gnus-article-hiding
550 :type '(choice (const :tag "none" nil)
552 (repeat :value (".*") regexp)))
554 (defcustom gnus-summary-mark-below 0
555 "*Mark all articles with a score below this variable as read.
556 This variable is local to each summary buffer and usually set by the
558 :group 'gnus-score-default
561 (defcustom gnus-article-sort-functions '(gnus-article-sort-by-number)
562 "*List of functions used for sorting articles in the summary buffer.
563 This variable is only used when not using a threaded display."
564 :group 'gnus-summary-sort
565 :type '(repeat (choice (function-item gnus-article-sort-by-number)
566 (function-item gnus-article-sort-by-author)
567 (function-item gnus-article-sort-by-subject)
568 (function-item gnus-article-sort-by-date)
569 (function-item gnus-article-sort-by-score)
570 (function :tag "other"))))
572 (defcustom gnus-thread-sort-functions '(gnus-thread-sort-by-number)
573 "*List of functions used for sorting threads in the summary buffer.
574 By default, threads are sorted by article number.
576 Each function takes two threads and return non-nil if the first thread
577 should be sorted before the other. If you use more than one function,
578 the primary sort function should be the last. You should probably
579 always include `gnus-thread-sort-by-number' in the list of sorting
580 functions -- preferably first.
582 Ready-made functions include `gnus-thread-sort-by-number',
583 `gnus-thread-sort-by-author', `gnus-thread-sort-by-subject',
584 `gnus-thread-sort-by-date', `gnus-thread-sort-by-score' and
585 `gnus-thread-sort-by-total-score' (see `gnus-thread-score-function')."
586 :group 'gnus-summary-sort
587 :type '(repeat (choice (function-item gnus-thread-sort-by-number)
588 (function-item gnus-thread-sort-by-author)
589 (function-item gnus-thread-sort-by-subject)
590 (function-item gnus-thread-sort-by-date)
591 (function-item gnus-thread-sort-by-score)
592 (function-item gnus-thread-sort-by-total-score)
593 (function :tag "other"))))
595 (defcustom gnus-thread-score-function '+
596 "*Function used for calculating the total score of a thread.
598 The function is called with the scores of the article and each
599 subthread and should then return the score of the thread.
601 Some functions you can use are `+', `max', or `min'."
602 :group 'gnus-summary-sort
605 (defcustom gnus-summary-expunge-below nil
606 "All articles that have a score less than this variable will be expunged.
607 This variable is local to the summary buffers."
608 :group 'gnus-score-default
609 :type '(choice (const :tag "off" nil)
612 (defcustom gnus-thread-expunge-below nil
613 "All threads that have a total score less than this variable will be expunged.
614 See `gnus-thread-score-function' for en explanation of what a
617 This variable is local to the summary buffers."
618 :group 'gnus-threading
619 :group 'gnus-score-default
620 :type '(choice (const :tag "off" nil)
623 (defcustom gnus-summary-mode-hook nil
624 "*A hook for Gnus summary mode.
625 This hook is run before any variables are set in the summary buffer."
626 :group 'gnus-summary-various
629 (defcustom gnus-summary-menu-hook nil
630 "*Hook run after the creation of the summary mode menu."
631 :group 'gnus-summary-visual
634 (defcustom gnus-summary-exit-hook nil
635 "*A hook called on exit from the summary buffer.
636 It will be called with point in the group buffer."
637 :group 'gnus-summary-exit
640 (defcustom gnus-summary-prepare-hook nil
641 "*A hook called after the summary buffer has been generated.
642 If you want to modify the summary buffer, you can use this hook."
643 :group 'gnus-summary-various
646 (defcustom gnus-summary-prepared-hook nil
647 "*A hook called as the last thing after the summary buffer has been generated."
648 :group 'gnus-summary-various
651 (defcustom gnus-summary-generate-hook nil
652 "*A hook run just before generating the summary buffer.
653 This hook is commonly used to customize threading variables and the
655 :group 'gnus-summary-various
658 (defcustom gnus-select-group-hook nil
659 "*A hook called when a newsgroup is selected.
661 If you'd like to simplify subjects like the
662 `gnus-summary-next-same-subject' command does, you can use the
665 (setq gnus-select-group-hook
668 (mapcar (lambda (header)
669 (mail-header-set-subject
671 (gnus-simplify-subject
672 (mail-header-subject header) 're-only)))
673 gnus-newsgroup-headers))))"
674 :group 'gnus-group-select
677 (defcustom gnus-select-article-hook nil
678 "*A hook called when an article is selected."
679 :group 'gnus-summary-choose
682 (defcustom gnus-visual-mark-article-hook
683 (list 'gnus-highlight-selected-summary)
684 "*Hook run after selecting an article in the summary buffer.
685 It is meant to be used for highlighting the article in some way. It
686 is not run if `gnus-visual' is nil."
687 :group 'gnus-summary-visual
690 (defcustom gnus-parse-headers-hook nil
691 "*A hook called before parsing the headers."
695 (defcustom gnus-exit-group-hook nil
696 "*A hook called when exiting (not quitting) summary mode."
700 (defcustom gnus-summary-update-hook
701 (list 'gnus-summary-highlight-line)
702 "*A hook called when a summary line is changed.
703 The hook will not be called if `gnus-visual' is nil.
705 The default function `gnus-summary-highlight-line' will
706 highlight the line according to the `gnus-summary-highlight'
708 :group 'gnus-summary-visual
711 (defcustom gnus-mark-article-hook '(gnus-summary-mark-read-and-unread-as-read)
712 "*A hook called when an article is selected for the first time.
713 The hook is intended to mark an article as read (or unread)
714 automatically when it is selected."
715 :group 'gnus-summary-choose
718 (defcustom gnus-group-no-more-groups-hook nil
719 "*A hook run when returning to group mode having no more (unread) groups."
720 :group 'gnus-group-select
723 (defcustom gnus-ps-print-hook nil
724 "*A hook run before ps-printing something from Gnus."
728 (defcustom gnus-summary-selected-face 'gnus-summary-selected-face
729 "Face used for highlighting the current article in the summary buffer."
730 :group 'gnus-summary-visual
733 (defcustom gnus-summary-highlight
734 '(((= mark gnus-canceled-mark)
735 . gnus-summary-cancelled-face)
736 ((and (> score default)
737 (or (= mark gnus-dormant-mark)
738 (= mark gnus-ticked-mark)))
739 . gnus-summary-high-ticked-face)
740 ((and (< score default)
741 (or (= mark gnus-dormant-mark)
742 (= mark gnus-ticked-mark)))
743 . gnus-summary-low-ticked-face)
744 ((or (= mark gnus-dormant-mark)
745 (= mark gnus-ticked-mark))
746 . gnus-summary-normal-ticked-face)
747 ((and (> score default) (= mark gnus-ancient-mark))
748 . gnus-summary-high-ancient-face)
749 ((and (< score default) (= mark gnus-ancient-mark))
750 . gnus-summary-low-ancient-face)
751 ((= mark gnus-ancient-mark)
752 . gnus-summary-normal-ancient-face)
753 ((and (> score default) (= mark gnus-unread-mark))
754 . gnus-summary-high-unread-face)
755 ((and (< score default) (= mark gnus-unread-mark))
756 . gnus-summary-low-unread-face)
757 ((= mark gnus-unread-mark)
758 . gnus-summary-normal-unread-face)
759 ((and (> score default) (memq mark (list gnus-downloadable-mark
760 gnus-undownloaded-mark)))
761 . gnus-summary-high-unread-face)
762 ((and (< score default) (memq mark (list gnus-downloadable-mark
763 gnus-undownloaded-mark)))
764 . gnus-summary-low-unread-face)
765 ((memq mark (list gnus-downloadable-mark gnus-undownloaded-mark))
766 . gnus-summary-normal-unread-face)
768 . gnus-summary-high-read-face)
770 . gnus-summary-low-read-face)
772 . gnus-summary-normal-read-face))
773 "*Controls the highlighting of summary buffer lines.
775 A list of (FORM . FACE) pairs. When deciding how a a particular
776 summary line should be displayed, each form is evaluated. The content
777 of the face field after the first true form is used. You can change
778 how those summary lines are displayed, by editing the face field.
780 You can use the following variables in the FORM field.
782 score: The articles score
783 default: The default article score.
784 below: The score below which articles are automatically marked as read.
785 mark: The articles mark."
786 :group 'gnus-summary-visual
787 :type '(repeat (cons (sexp :tag "Form" nil)
790 (defcustom gnus-alter-header-function nil
791 "Function called to allow alteration of article header structures.
792 The function is called with one parameter, the article header vector,
793 which it may alter in any way.")
795 (defvar gnus-decode-encoded-word-function 'mail-decode-encoded-word-string
796 "Variable that says which function should be used to decode a string with encoded words.")
798 (defcustom gnus-extra-headers nil
799 "*Extra headers to parse."
801 :type '(repeat symbol))
803 (defcustom gnus-ignored-from-addresses
804 (and user-mail-address (regexp-quote user-mail-address))
805 "*Regexp of From headers that may be suppressed in favor of To headers."
809 (defcustom gnus-group-charset-alist
810 '(("^hk\\>\\|^tw\\>\\|\\<big5\\>" cn-big5)
811 ("^cn\\>\\|\\<chinese\\>" cn-gb-2312)
812 ("^fj\\>\\|^japan\\>" iso-2022-jp-2)
813 ("^relcom\\>" koi8-r)
815 ("^\\(cz\\|hun\\|pl\\|sk\\|hr\\)\\>" iso-8859-2)
816 ("^israel\\>" iso-8859-1)
818 ("^\\(comp\\|rec\\|alt\\|sci\\|soc\\|news\\|gnu\\|bofh\\)\\>" iso-8859-1)
820 "Alist of regexps (to match group names) and default charsets to be used when reading."
821 :type '(repeat (list (regexp :tag "Group")
822 (symbol :tag "Charset")))
823 :group 'gnus-charset)
825 (defcustom gnus-newsgroup-ignored-charsets '(unknown-8bit x-unknown)
826 "List of charsets that should be ignored.
827 When these charsets are used in the \"charset\" parameter, the
828 default charset will be used instead."
829 :type '(repeat symbol)
830 :group 'gnus-charset)
832 (defcustom gnus-group-ignored-charsets-alist
833 '(("alt\\.chinese\\.text" iso-8859-1))
834 "Alist of regexps (to match group names) and charsets that should be ignored.
835 When these charsets are used in the \"charset\" parameter, the
836 default charset will be used instead."
837 :type '(repeat (cons (regexp :tag "Group")
839 :group 'gnus-charset)
841 (defcustom gnus-group-highlight-words-alist nil
842 "Alist of group regexps and highlight regexps.
843 This variable uses the same syntax as `gnus-emphasis-alist'."
844 :type '(repeat (cons (regexp :tag "Group")
845 (repeat (list (regexp :tag "Highlight regexp")
846 (number :tag "Group for entire word" 0)
847 (number :tag "Group for displayed part" 0)
849 gnus-emphasis-highlight-words)))))
850 :group 'gnus-summary-visual)
852 ;;; Internal variables
854 (defvar gnus-article-mime-handles nil)
855 (defvar gnus-article-decoded-p nil)
856 (defvar gnus-scores-exclude-files nil)
857 (defvar gnus-page-broken nil)
858 (defvar gnus-inhibit-mime-unbuttonizing nil)
860 (defvar gnus-original-article nil)
861 (defvar gnus-article-internal-prepare-hook nil)
862 (defvar gnus-newsgroup-process-stack nil)
864 (defvar gnus-thread-indent-array nil)
865 (defvar gnus-thread-indent-array-level gnus-thread-indent-level)
866 (defvar gnus-sort-gathered-threads-function 'gnus-thread-sort-by-number
867 "Function called to sort the articles within a thread after it has
868 been gathered together.")
870 ;; Avoid highlighting in kill files.
871 (defvar gnus-summary-inhibit-highlight nil)
872 (defvar gnus-newsgroup-selected-overlay nil)
873 (defvar gnus-inhibit-limiting nil)
874 (defvar gnus-newsgroup-adaptive-score-file nil)
875 (defvar gnus-current-score-file nil)
876 (defvar gnus-current-move-group nil)
877 (defvar gnus-current-copy-group nil)
878 (defvar gnus-current-crosspost-group nil)
880 (defvar gnus-newsgroup-dependencies nil)
881 (defvar gnus-newsgroup-adaptive nil)
882 (defvar gnus-summary-display-article-function nil)
883 (defvar gnus-summary-highlight-line-function nil
884 "Function called after highlighting a summary line.")
886 (defvar gnus-summary-line-format-alist
887 `((?N ,(macroexpand '(mail-header-number gnus-tmp-header)) ?d)
888 (?S ,(macroexpand '(mail-header-subject gnus-tmp-header)) ?s)
889 (?s gnus-tmp-subject-or-nil ?s)
890 (?n gnus-tmp-name ?s)
891 (?A (car (cdr (funcall gnus-extract-address-components gnus-tmp-from)))
893 (?a (or (car (funcall gnus-extract-address-components gnus-tmp-from))
895 (?F gnus-tmp-from ?s)
896 (?x ,(macroexpand '(mail-header-xref gnus-tmp-header)) ?s)
897 (?D ,(macroexpand '(mail-header-date gnus-tmp-header)) ?s)
898 (?d (gnus-dd-mmm (mail-header-date gnus-tmp-header)) ?s)
899 (?o (gnus-date-iso8601 (mail-header-date gnus-tmp-header)) ?s)
900 (?M ,(macroexpand '(mail-header-id gnus-tmp-header)) ?s)
901 (?r ,(macroexpand '(mail-header-references gnus-tmp-header)) ?s)
902 (?c (or (mail-header-chars gnus-tmp-header) 0) ?d)
903 (?L gnus-tmp-lines ?d)
904 (?I gnus-tmp-indentation ?s)
905 (?T (if (= gnus-tmp-level 0) "" (make-string (frame-width) ? )) ?s)
906 (?R gnus-tmp-replied ?c)
907 (?\[ gnus-tmp-opening-bracket ?c)
908 (?\] gnus-tmp-closing-bracket ?c)
909 (?\> (make-string gnus-tmp-level ? ) ?s)
910 (?\< (make-string (max 0 (- 20 gnus-tmp-level)) ? ) ?s)
911 (?i gnus-tmp-score ?d)
912 (?z gnus-tmp-score-char ?c)
913 (?l (bbb-grouplens-score gnus-tmp-header) ?s)
914 (?V (gnus-thread-total-score (and (boundp 'thread) (car thread))) ?d)
915 (?U gnus-tmp-unread ?c)
916 (?f (gnus-summary-from-or-to-or-newsgroups gnus-tmp-header) ?s)
917 (?t (gnus-summary-number-of-articles-in-thread
918 (and (boundp 'thread) (car thread)) gnus-tmp-level)
920 (?e (gnus-summary-number-of-articles-in-thread
921 (and (boundp 'thread) (car thread)) gnus-tmp-level t)
923 (?u gnus-tmp-user-defined ?s)
924 (?P (gnus-pick-line-number) ?d))
925 "An alist of format specifications that can appear in summary lines,
926 and what variables they correspond with, along with the type of the
927 variable (string, integer, character, etc).")
929 (defvar gnus-summary-dummy-line-format-alist
930 `((?S gnus-tmp-subject ?s)
931 (?N gnus-tmp-number ?d)
932 (?u gnus-tmp-user-defined ?s)))
934 (defvar gnus-summary-mode-line-format-alist
935 `((?G gnus-tmp-group-name ?s)
936 (?g (gnus-short-group-name gnus-tmp-group-name) ?s)
937 (?p (gnus-group-real-name gnus-tmp-group-name) ?s)
938 (?A gnus-tmp-article-number ?d)
939 (?Z gnus-tmp-unread-and-unselected ?s)
941 (?U gnus-tmp-unread-and-unticked ?d)
942 (?S gnus-tmp-subject ?s)
943 (?e gnus-tmp-unselected ?d)
944 (?u gnus-tmp-user-defined ?s)
945 (?d (length gnus-newsgroup-dormant) ?d)
946 (?t (length gnus-newsgroup-marked) ?d)
947 (?r (length gnus-newsgroup-reads) ?d)
948 (?z (gnus-summary-article-score gnus-tmp-article-number) ?d)
949 (?E gnus-newsgroup-expunged-tally ?d)
950 (?s (gnus-current-score-file-nondirectory) ?s)))
952 (defvar gnus-last-search-regexp nil
953 "Default regexp for article search command.")
955 (defvar gnus-last-shell-command nil
956 "Default shell command on article.")
958 (defvar gnus-newsgroup-begin nil)
959 (defvar gnus-newsgroup-end nil)
960 (defvar gnus-newsgroup-last-rmail nil)
961 (defvar gnus-newsgroup-last-mail nil)
962 (defvar gnus-newsgroup-last-folder nil)
963 (defvar gnus-newsgroup-last-file nil)
964 (defvar gnus-newsgroup-auto-expire nil)
965 (defvar gnus-newsgroup-active nil)
967 (defvar gnus-newsgroup-data nil)
968 (defvar gnus-newsgroup-data-reverse nil)
969 (defvar gnus-newsgroup-limit nil)
970 (defvar gnus-newsgroup-limits nil)
972 (defvar gnus-newsgroup-unreads nil
973 "List of unread articles in the current newsgroup.")
975 (defvar gnus-newsgroup-unselected nil
976 "List of unselected unread articles in the current newsgroup.")
978 (defvar gnus-newsgroup-reads nil
979 "Alist of read articles and article marks in the current newsgroup.")
981 (defvar gnus-newsgroup-expunged-tally nil)
983 (defvar gnus-newsgroup-marked nil
984 "List of ticked articles in the current newsgroup (a subset of unread art).")
986 (defvar gnus-newsgroup-killed nil
987 "List of ranges of articles that have been through the scoring process.")
989 (defvar gnus-newsgroup-cached nil
990 "List of articles that come from the article cache.")
992 (defvar gnus-newsgroup-saved nil
993 "List of articles that have been saved.")
995 (defvar gnus-newsgroup-kill-headers nil)
997 (defvar gnus-newsgroup-replied nil
998 "List of articles that have been replied to in the current newsgroup.")
1000 (defvar gnus-newsgroup-expirable nil
1001 "List of articles in the current newsgroup that can be expired.")
1003 (defvar gnus-newsgroup-processable nil
1004 "List of articles in the current newsgroup that can be processed.")
1006 (defvar gnus-newsgroup-downloadable nil
1007 "List of articles in the current newsgroup that can be processed.")
1009 (defvar gnus-newsgroup-undownloaded nil
1010 "List of articles in the current newsgroup that haven't been downloaded..")
1012 (defvar gnus-newsgroup-unsendable nil
1013 "List of articles in the current newsgroup that won't be sent.")
1015 (defvar gnus-newsgroup-bookmarks nil
1016 "List of articles in the current newsgroup that have bookmarks.")
1018 (defvar gnus-newsgroup-dormant nil
1019 "List of dormant articles in the current newsgroup.")
1021 (defvar gnus-newsgroup-scored nil
1022 "List of scored articles in the current newsgroup.")
1024 (defvar gnus-newsgroup-headers nil
1025 "List of article headers in the current newsgroup.")
1027 (defvar gnus-newsgroup-threads nil)
1029 (defvar gnus-newsgroup-prepared nil
1030 "Whether the current group has been prepared properly.")
1032 (defvar gnus-newsgroup-ancient nil
1033 "List of `gnus-fetch-old-headers' articles in the current newsgroup.")
1035 (defvar gnus-newsgroup-sparse nil)
1037 (defvar gnus-current-article nil)
1038 (defvar gnus-article-current nil)
1039 (defvar gnus-current-headers nil)
1040 (defvar gnus-have-all-headers nil)
1041 (defvar gnus-last-article nil)
1042 (defvar gnus-newsgroup-history nil)
1043 (defvar gnus-newsgroup-charset nil)
1044 (defvar gnus-newsgroup-ephemeral-charset nil)
1045 (defvar gnus-newsgroup-ephemeral-ignored-charsets nil)
1047 (defconst gnus-summary-local-variables
1048 '(gnus-newsgroup-name
1049 gnus-newsgroup-begin gnus-newsgroup-end
1050 gnus-newsgroup-last-rmail gnus-newsgroup-last-mail
1051 gnus-newsgroup-last-folder gnus-newsgroup-last-file
1052 gnus-newsgroup-auto-expire gnus-newsgroup-unreads
1053 gnus-newsgroup-unselected gnus-newsgroup-marked
1054 gnus-newsgroup-reads gnus-newsgroup-saved
1055 gnus-newsgroup-replied gnus-newsgroup-expirable
1056 gnus-newsgroup-processable gnus-newsgroup-killed
1057 gnus-newsgroup-downloadable gnus-newsgroup-undownloaded
1058 gnus-newsgroup-unsendable
1059 gnus-newsgroup-bookmarks gnus-newsgroup-dormant
1060 gnus-newsgroup-headers gnus-newsgroup-threads
1061 gnus-newsgroup-prepared gnus-summary-highlight-line-function
1062 gnus-current-article gnus-current-headers gnus-have-all-headers
1063 gnus-last-article gnus-article-internal-prepare-hook
1064 gnus-newsgroup-dependencies gnus-newsgroup-selected-overlay
1065 gnus-newsgroup-scored gnus-newsgroup-kill-headers
1066 gnus-thread-expunge-below
1067 gnus-score-alist gnus-current-score-file
1068 (gnus-summary-expunge-below . global)
1069 (gnus-summary-mark-below . global)
1070 gnus-newsgroup-active gnus-scores-exclude-files
1071 gnus-newsgroup-history gnus-newsgroup-ancient
1072 gnus-newsgroup-sparse gnus-newsgroup-process-stack
1073 (gnus-newsgroup-adaptive . gnus-use-adaptive-scoring)
1074 gnus-newsgroup-adaptive-score-file (gnus-reffed-article-number . -1)
1075 (gnus-newsgroup-expunged-tally . 0)
1076 gnus-cache-removable-articles gnus-newsgroup-cached
1077 gnus-newsgroup-data gnus-newsgroup-data-reverse
1078 gnus-newsgroup-limit gnus-newsgroup-limits
1079 gnus-newsgroup-charset)
1080 "Variables that are buffer-local to the summary buffers.")
1082 ;; Byte-compiler warning.
1083 (defvar gnus-article-mode-map)
1087 (defvar gnus-decode-encoded-word-methods
1088 '(mail-decode-encoded-word-string)
1089 "List of methods used to decode encoded words.
1091 This variable is a list of FUNCTION or (REGEXP . FUNCTION). If item is
1092 FUNCTION, FUNCTION will be apply to all newsgroups. If item is a
1093 (REGEXP . FUNCTION), FUNCTION will be only apply to thes newsgroups
1094 whose names match REGEXP.
1097 ((\"chinese\" . gnus-decode-encoded-word-string-by-guess)
1098 mail-decode-encoded-word-string
1099 (\"chinese\" . rfc1843-decode-string))
1102 (defvar gnus-decode-encoded-word-methods-cache nil)
1104 (defun gnus-multi-decode-encoded-word-string (string)
1105 "Apply the functions from `gnus-encoded-word-methods' that match."
1106 (unless (and gnus-decode-encoded-word-methods-cache
1107 (eq gnus-newsgroup-name
1108 (car gnus-decode-encoded-word-methods-cache)))
1109 (setq gnus-decode-encoded-word-methods-cache (list gnus-newsgroup-name))
1112 (nconc gnus-decode-encoded-word-methods-cache (list x))
1113 (if (and gnus-newsgroup-name
1114 (string-match (car x) gnus-newsgroup-name))
1115 (nconc gnus-decode-encoded-word-methods-cache
1117 gnus-decode-encoded-word-methods))
1118 (let ((xlist gnus-decode-encoded-word-methods-cache))
1121 (setq string (funcall (pop xlist) string))))
1124 ;; Subject simplification.
1126 (defun gnus-simplify-whitespace (str)
1127 "Remove excessive whitespace."
1130 (while (string-match "[ \t][ \t]+" mystr)
1131 (setq mystr (concat (substring mystr 0 (match-beginning 0))
1133 (substring mystr (match-end 0)))))
1135 (when (string-match "^[ \t]+" mystr)
1136 (setq mystr (substring mystr (match-end 0))))
1138 (when (string-match "[ \t]+$" mystr)
1139 (setq mystr (substring mystr 0 (match-beginning 0))))
1142 (defsubst gnus-simplify-subject-re (subject)
1143 "Remove \"Re:\" from subject lines."
1144 (if (string-match "^[Rr][Ee]: *" subject)
1145 (substring subject (match-end 0))
1148 (defun gnus-simplify-subject (subject &optional re-only)
1149 "Remove `Re:' and words in parentheses.
1150 If RE-ONLY is non-nil, strip leading `Re:'s only."
1151 (let ((case-fold-search t)) ;Ignore case.
1152 ;; Remove `Re:', `Re^N:', `Re(n)', and `Re[n]:'.
1153 (when (string-match "\\`\\(re\\([[(^][0-9]+[])]?\\)?:[ \t]*\\)+" subject)
1154 (setq subject (substring subject (match-end 0))))
1155 ;; Remove uninteresting prefixes.
1156 (when (and (not re-only)
1157 gnus-simplify-ignored-prefixes
1158 (string-match gnus-simplify-ignored-prefixes subject))
1159 (setq subject (substring subject (match-end 0))))
1160 ;; Remove words in parentheses from end.
1162 (while (string-match "[ \t\n]*([^()]*)[ \t\n]*\\'" subject)
1163 (setq subject (substring subject 0 (match-beginning 0)))))
1164 ;; Return subject string.
1167 ;; Remove any leading "re:"s, any trailing paren phrases, and simplify
1169 (defsubst gnus-simplify-buffer-fuzzy-step (regexp &optional newtext)
1170 (goto-char (point-min))
1171 (while (re-search-forward regexp nil t)
1172 (replace-match (or newtext ""))))
1174 (defun gnus-simplify-buffer-fuzzy ()
1175 "Simplify string in the buffer fuzzily.
1176 The string in the accessible portion of the current buffer is simplified.
1177 It is assumed to be a single-line subject.
1178 Whitespace is generally cleaned up, and miscellaneous leading/trailing
1179 matter is removed. Additional things can be deleted by setting
1180 gnus-simplify-subject-fuzzy-regexp."
1181 (let ((case-fold-search t)
1183 (gnus-simplify-buffer-fuzzy-step "\t" " ")
1185 (while (not (eq modified-tick (buffer-modified-tick)))
1186 (setq modified-tick (buffer-modified-tick))
1188 ((listp gnus-simplify-subject-fuzzy-regexp)
1189 (mapcar 'gnus-simplify-buffer-fuzzy-step
1190 gnus-simplify-subject-fuzzy-regexp))
1191 (gnus-simplify-subject-fuzzy-regexp
1192 (gnus-simplify-buffer-fuzzy-step gnus-simplify-subject-fuzzy-regexp)))
1193 (gnus-simplify-buffer-fuzzy-step "^ *\\[[-+?*!][-+?*!]\\] *")
1194 (gnus-simplify-buffer-fuzzy-step
1195 "^ *\\(re\\|fw\\|fwd\\)[[{(^0-9]*[])}]?[:;] *")
1196 (gnus-simplify-buffer-fuzzy-step "^[[].*:\\( .*\\)[]]$" "\\1"))
1198 (gnus-simplify-buffer-fuzzy-step " *[[{(][^()\n]*[]})] *$")
1199 (gnus-simplify-buffer-fuzzy-step " +" " ")
1200 (gnus-simplify-buffer-fuzzy-step " $")
1201 (gnus-simplify-buffer-fuzzy-step "^ +")))
1203 (defun gnus-simplify-subject-fuzzy (subject)
1204 "Simplify a subject string fuzzily.
1205 See `gnus-simplify-buffer-fuzzy' for details."
1207 (gnus-set-work-buffer)
1208 (let ((case-fold-search t))
1209 ;; Remove uninteresting prefixes.
1210 (when (and gnus-simplify-ignored-prefixes
1211 (string-match gnus-simplify-ignored-prefixes subject))
1212 (setq subject (substring subject (match-end 0))))
1214 (inline (gnus-simplify-buffer-fuzzy))
1217 (defsubst gnus-simplify-subject-fully (subject)
1218 "Simplify a subject string according to gnus-summary-gather-subject-limit."
1220 (gnus-simplify-subject-functions
1221 (gnus-map-function gnus-simplify-subject-functions subject))
1222 ((null gnus-summary-gather-subject-limit)
1223 (gnus-simplify-subject-re subject))
1224 ((eq gnus-summary-gather-subject-limit 'fuzzy)
1225 (gnus-simplify-subject-fuzzy subject))
1226 ((numberp gnus-summary-gather-subject-limit)
1227 (gnus-limit-string (gnus-simplify-subject-re subject)
1228 gnus-summary-gather-subject-limit))
1232 (defsubst gnus-subject-equal (s1 s2 &optional simple-first)
1233 "Check whether two subjects are equal.
1234 If optional argument simple-first is t, first argument is already
1237 ((null simple-first)
1238 (equal (gnus-simplify-subject-fully s1)
1239 (gnus-simplify-subject-fully s2)))
1242 (gnus-simplify-subject-fully s2)))))
1244 (defun gnus-summary-bubble-group ()
1245 "Increase the score of the current group.
1246 This is a handy function to add to `gnus-summary-exit-hook' to
1247 increase the score of each group you read."
1248 (gnus-group-add-score gnus-newsgroup-name))
1252 ;;; Gnus summary mode
1255 (put 'gnus-summary-mode 'mode-class 'special)
1258 ;; Non-orthogonal keys
1260 (gnus-define-keys gnus-summary-mode-map
1261 " " gnus-summary-next-page
1262 "\177" gnus-summary-prev-page
1263 [delete] gnus-summary-prev-page
1264 [backspace] gnus-summary-prev-page
1265 "\r" gnus-summary-scroll-up
1266 "\M-\r" gnus-summary-scroll-down
1267 "n" gnus-summary-next-unread-article
1268 "p" gnus-summary-prev-unread-article
1269 "N" gnus-summary-next-article
1270 "P" gnus-summary-prev-article
1271 "\M-\C-n" gnus-summary-next-same-subject
1272 "\M-\C-p" gnus-summary-prev-same-subject
1273 "\M-n" gnus-summary-next-unread-subject
1274 "\M-p" gnus-summary-prev-unread-subject
1275 "." gnus-summary-first-unread-article
1276 "," gnus-summary-best-unread-article
1277 "\M-s" gnus-summary-search-article-forward
1278 "\M-r" gnus-summary-search-article-backward
1279 "<" gnus-summary-beginning-of-article
1280 ">" gnus-summary-end-of-article
1281 "j" gnus-summary-goto-article
1282 "^" gnus-summary-refer-parent-article
1283 "\M-^" gnus-summary-refer-article
1284 "u" gnus-summary-tick-article-forward
1285 "!" gnus-summary-tick-article-forward
1286 "U" gnus-summary-tick-article-backward
1287 "d" gnus-summary-mark-as-read-forward
1288 "D" gnus-summary-mark-as-read-backward
1289 "E" gnus-summary-mark-as-expirable
1290 "\M-u" gnus-summary-clear-mark-forward
1291 "\M-U" gnus-summary-clear-mark-backward
1292 "k" gnus-summary-kill-same-subject-and-select
1293 "\C-k" gnus-summary-kill-same-subject
1294 "\M-\C-k" gnus-summary-kill-thread
1295 "\M-\C-l" gnus-summary-lower-thread
1296 "e" gnus-summary-edit-article
1297 "#" gnus-summary-mark-as-processable
1298 "\M-#" gnus-summary-unmark-as-processable
1299 "\M-\C-t" gnus-summary-toggle-threads
1300 "\M-\C-s" gnus-summary-show-thread
1301 "\M-\C-h" gnus-summary-hide-thread
1302 "\M-\C-f" gnus-summary-next-thread
1303 "\M-\C-b" gnus-summary-prev-thread
1304 "\M-\C-u" gnus-summary-up-thread
1305 "\M-\C-d" gnus-summary-down-thread
1306 "&" gnus-summary-execute-command
1307 "c" gnus-summary-catchup-and-exit
1308 "\C-w" gnus-summary-mark-region-as-read
1309 "\C-t" gnus-summary-toggle-truncation
1310 "?" gnus-summary-mark-as-dormant
1311 "\C-c\M-\C-s" gnus-summary-limit-include-expunged
1312 "\C-c\C-s\C-n" gnus-summary-sort-by-number
1313 "\C-c\C-s\C-l" gnus-summary-sort-by-lines
1314 "\C-c\C-s\C-c" gnus-summary-sort-by-chars
1315 "\C-c\C-s\C-a" gnus-summary-sort-by-author
1316 "\C-c\C-s\C-s" gnus-summary-sort-by-subject
1317 "\C-c\C-s\C-d" gnus-summary-sort-by-date
1318 "\C-c\C-s\C-i" gnus-summary-sort-by-score
1319 "=" gnus-summary-expand-window
1320 "\C-x\C-s" gnus-summary-reselect-current-group
1321 "\M-g" gnus-summary-rescan-group
1322 "w" gnus-summary-stop-page-breaking
1323 "\C-c\C-r" gnus-summary-caesar-message
1324 "f" gnus-summary-followup
1325 "F" gnus-summary-followup-with-original
1326 "C" gnus-summary-cancel-article
1327 "r" gnus-summary-reply
1328 "R" gnus-summary-reply-with-original
1329 "\C-c\C-f" gnus-summary-mail-forward
1330 "o" gnus-summary-save-article
1331 "\C-o" gnus-summary-save-article-mail
1332 "|" gnus-summary-pipe-output
1333 "\M-k" gnus-summary-edit-local-kill
1334 "\M-K" gnus-summary-edit-global-kill
1336 "\C-c\C-d" gnus-summary-describe-group
1337 "q" gnus-summary-exit
1338 "Q" gnus-summary-exit-no-update
1339 "\C-c\C-i" gnus-info-find-node
1340 gnus-mouse-2 gnus-mouse-pick-article
1341 "m" gnus-summary-mail-other-window
1342 "a" gnus-summary-post-news
1343 "x" gnus-summary-limit-to-unread
1344 "s" gnus-summary-isearch-article
1345 "t" gnus-summary-toggle-header
1346 "g" gnus-summary-show-article
1347 "l" gnus-summary-goto-last-article
1348 "\C-c\C-v\C-v" gnus-uu-decode-uu-view
1349 "\C-d" gnus-summary-enter-digest-group
1350 "\M-\C-d" gnus-summary-read-document
1351 "\M-\C-e" gnus-summary-edit-parameters
1352 "\M-\C-g" gnus-summary-customize-parameters
1354 "*" gnus-cache-enter-article
1355 "\M-*" gnus-cache-remove-article
1356 "\M-&" gnus-summary-universal-argument
1357 "\C-l" gnus-recenter
1358 "I" gnus-summary-increase-score
1359 "L" gnus-summary-lower-score
1360 "\M-i" gnus-symbolic-argument
1361 "h" gnus-summary-select-article-buffer
1363 "b" gnus-article-view-part
1364 "\M-t" gnus-summary-toggle-display-buttonized
1366 "V" gnus-summary-score-map
1367 "X" gnus-uu-extract-map
1368 "S" gnus-summary-send-map)
1370 ;; Sort of orthogonal keymap
1371 (gnus-define-keys (gnus-summary-mark-map "M" gnus-summary-mode-map)
1372 "t" gnus-summary-tick-article-forward
1373 "!" gnus-summary-tick-article-forward
1374 "d" gnus-summary-mark-as-read-forward
1375 "r" gnus-summary-mark-as-read-forward
1376 "c" gnus-summary-clear-mark-forward
1377 " " gnus-summary-clear-mark-forward
1378 "e" gnus-summary-mark-as-expirable
1379 "x" gnus-summary-mark-as-expirable
1380 "?" gnus-summary-mark-as-dormant
1381 "b" gnus-summary-set-bookmark
1382 "B" gnus-summary-remove-bookmark
1383 "#" gnus-summary-mark-as-processable
1384 "\M-#" gnus-summary-unmark-as-processable
1385 "S" gnus-summary-limit-include-expunged
1386 "C" gnus-summary-catchup
1387 "H" gnus-summary-catchup-to-here
1388 "\C-c" gnus-summary-catchup-all
1389 "k" gnus-summary-kill-same-subject-and-select
1390 "K" gnus-summary-kill-same-subject
1391 "P" gnus-uu-mark-map)
1393 (gnus-define-keys (gnus-summary-mscore-map "V" gnus-summary-mark-map)
1394 "c" gnus-summary-clear-above
1395 "u" gnus-summary-tick-above
1396 "m" gnus-summary-mark-above
1397 "k" gnus-summary-kill-below)
1399 (gnus-define-keys (gnus-summary-limit-map "/" gnus-summary-mode-map)
1400 "/" gnus-summary-limit-to-subject
1401 "n" gnus-summary-limit-to-articles
1402 "w" gnus-summary-pop-limit
1403 "s" gnus-summary-limit-to-subject
1404 "a" gnus-summary-limit-to-author
1405 "u" gnus-summary-limit-to-unread
1406 "m" gnus-summary-limit-to-marks
1407 "M" gnus-summary-limit-exclude-marks
1408 "v" gnus-summary-limit-to-score
1409 "*" gnus-summary-limit-include-cached
1410 "D" gnus-summary-limit-include-dormant
1411 "T" gnus-summary-limit-include-thread
1412 "d" gnus-summary-limit-exclude-dormant
1413 "t" gnus-summary-limit-to-age
1414 "x" gnus-summary-limit-to-extra
1415 "E" gnus-summary-limit-include-expunged
1416 "c" gnus-summary-limit-exclude-childless-dormant
1417 "C" gnus-summary-limit-mark-excluded-as-read)
1419 (gnus-define-keys (gnus-summary-goto-map "G" gnus-summary-mode-map)
1420 "n" gnus-summary-next-unread-article
1421 "p" gnus-summary-prev-unread-article
1422 "N" gnus-summary-next-article
1423 "P" gnus-summary-prev-article
1424 "\C-n" gnus-summary-next-same-subject
1425 "\C-p" gnus-summary-prev-same-subject
1426 "\M-n" gnus-summary-next-unread-subject
1427 "\M-p" gnus-summary-prev-unread-subject
1428 "f" gnus-summary-first-unread-article
1429 "b" gnus-summary-best-unread-article
1430 "j" gnus-summary-goto-article
1431 "g" gnus-summary-goto-subject
1432 "l" gnus-summary-goto-last-article
1433 "o" gnus-summary-pop-article)
1435 (gnus-define-keys (gnus-summary-thread-map "T" gnus-summary-mode-map)
1436 "k" gnus-summary-kill-thread
1437 "l" gnus-summary-lower-thread
1438 "i" gnus-summary-raise-thread
1439 "T" gnus-summary-toggle-threads
1440 "t" gnus-summary-rethread-current
1441 "^" gnus-summary-reparent-thread
1442 "s" gnus-summary-show-thread
1443 "S" gnus-summary-show-all-threads
1444 "h" gnus-summary-hide-thread
1445 "H" gnus-summary-hide-all-threads
1446 "n" gnus-summary-next-thread
1447 "p" gnus-summary-prev-thread
1448 "u" gnus-summary-up-thread
1449 "o" gnus-summary-top-thread
1450 "d" gnus-summary-down-thread
1451 "#" gnus-uu-mark-thread
1452 "\M-#" gnus-uu-unmark-thread)
1454 (gnus-define-keys (gnus-summary-buffer-map "Y" gnus-summary-mode-map)
1455 "g" gnus-summary-prepare
1456 "c" gnus-summary-insert-cached-articles)
1458 (gnus-define-keys (gnus-summary-exit-map "Z" gnus-summary-mode-map)
1459 "c" gnus-summary-catchup-and-exit
1460 "C" gnus-summary-catchup-all-and-exit
1461 "E" gnus-summary-exit-no-update
1462 "Q" gnus-summary-exit
1463 "Z" gnus-summary-exit
1464 "n" gnus-summary-catchup-and-goto-next-group
1465 "R" gnus-summary-reselect-current-group
1466 "G" gnus-summary-rescan-group
1467 "N" gnus-summary-next-group
1468 "s" gnus-summary-save-newsrc
1469 "P" gnus-summary-prev-group)
1471 (gnus-define-keys (gnus-summary-article-map "A" gnus-summary-mode-map)
1472 " " gnus-summary-next-page
1473 "n" gnus-summary-next-page
1474 "\177" gnus-summary-prev-page
1475 [delete] gnus-summary-prev-page
1476 "p" gnus-summary-prev-page
1477 "\r" gnus-summary-scroll-up
1478 "\M-\r" gnus-summary-scroll-down
1479 "<" gnus-summary-beginning-of-article
1480 ">" gnus-summary-end-of-article
1481 "b" gnus-summary-beginning-of-article
1482 "e" gnus-summary-end-of-article
1483 "^" gnus-summary-refer-parent-article
1484 "r" gnus-summary-refer-parent-article
1485 "D" gnus-summary-enter-digest-group
1486 "R" gnus-summary-refer-references
1487 "T" gnus-summary-refer-thread
1488 "g" gnus-summary-show-article
1489 "s" gnus-summary-isearch-article
1490 "P" gnus-summary-print-article
1491 "t" gnus-article-babel)
1493 (gnus-define-keys (gnus-summary-wash-map "W" gnus-summary-mode-map)
1494 "b" gnus-article-add-buttons
1495 "B" gnus-article-add-buttons-to-head
1496 "o" gnus-article-treat-overstrike
1497 "e" gnus-article-emphasize
1498 "w" gnus-article-fill-cited-article
1499 "Q" gnus-article-fill-long-lines
1500 "C" gnus-article-capitalize-sentences
1501 "c" gnus-article-remove-cr
1502 "q" gnus-article-de-quoted-unreadable
1503 "f" gnus-article-display-x-face
1504 "l" gnus-summary-stop-page-breaking
1505 "r" gnus-summary-caesar-message
1506 "t" gnus-article-hide-headers
1507 "v" gnus-summary-verbose-headers
1508 "H" gnus-article-strip-headers-in-body
1509 "d" gnus-article-treat-dumbquotes)
1511 (gnus-define-keys (gnus-summary-wash-hide-map "W" gnus-summary-wash-map)
1512 "a" gnus-article-hide
1513 "h" gnus-article-hide-headers
1514 "b" gnus-article-hide-boring-headers
1515 "s" gnus-article-hide-signature
1516 "c" gnus-article-hide-citation
1517 "C" gnus-article-hide-citation-in-followups
1518 "l" gnus-article-hide-list-identifiers
1519 "p" gnus-article-hide-pgp
1520 "B" gnus-article-strip-banner
1521 "P" gnus-article-hide-pem
1522 "\C-c" gnus-article-hide-citation-maybe)
1524 (gnus-define-keys (gnus-summary-wash-highlight-map "H" gnus-summary-wash-map)
1525 "a" gnus-article-highlight
1526 "h" gnus-article-highlight-headers
1527 "c" gnus-article-highlight-citation
1528 "s" gnus-article-highlight-signature)
1530 (gnus-define-keys (gnus-summary-wash-mime-map "M" gnus-summary-wash-map)
1531 "w" gnus-article-decode-mime-words
1532 "c" gnus-article-decode-charset
1533 "v" gnus-mime-view-all-parts
1534 "b" gnus-article-view-part)
1536 (gnus-define-keys (gnus-summary-wash-time-map "T" gnus-summary-wash-map)
1537 "z" gnus-article-date-ut
1538 "u" gnus-article-date-ut
1539 "l" gnus-article-date-local
1540 "e" gnus-article-date-lapsed
1541 "o" gnus-article-date-original
1542 "i" gnus-article-date-iso8601
1543 "s" gnus-article-date-user)
1545 (gnus-define-keys (gnus-summary-wash-empty-map "E" gnus-summary-wash-map)
1546 "t" gnus-article-remove-trailing-blank-lines
1547 "l" gnus-article-strip-leading-blank-lines
1548 "m" gnus-article-strip-multiple-blank-lines
1549 "a" gnus-article-strip-blank-lines
1550 "A" gnus-article-strip-all-blank-lines
1551 "s" gnus-article-strip-leading-space
1552 "e" gnus-article-strip-trailing-space)
1554 (gnus-define-keys (gnus-summary-help-map "H" gnus-summary-mode-map)
1556 "f" gnus-summary-fetch-faq
1557 "d" gnus-summary-describe-group
1558 "h" gnus-summary-describe-briefly
1559 "i" gnus-info-find-node)
1561 (gnus-define-keys (gnus-summary-backend-map "B" gnus-summary-mode-map)
1562 "e" gnus-summary-expire-articles
1563 "\M-\C-e" gnus-summary-expire-articles-now
1564 "\177" gnus-summary-delete-article
1565 [delete] gnus-summary-delete-article
1566 [backspace] gnus-summary-delete-article
1567 "m" gnus-summary-move-article
1568 "r" gnus-summary-respool-article
1569 "w" gnus-summary-edit-article
1570 "c" gnus-summary-copy-article
1571 "B" gnus-summary-crosspost-article
1572 "q" gnus-summary-respool-query
1573 "t" gnus-summary-respool-trace
1574 "i" gnus-summary-import-article
1575 "p" gnus-summary-article-posted-p)
1577 (gnus-define-keys (gnus-summary-save-map "O" gnus-summary-mode-map)
1578 "o" gnus-summary-save-article
1579 "m" gnus-summary-save-article-mail
1580 "F" gnus-summary-write-article-file
1581 "r" gnus-summary-save-article-rmail
1582 "f" gnus-summary-save-article-file
1583 "b" gnus-summary-save-article-body-file
1584 "h" gnus-summary-save-article-folder
1585 "v" gnus-summary-save-article-vm
1586 "p" gnus-summary-pipe-output
1587 "s" gnus-soup-add-article)
1589 (gnus-define-keys (gnus-summary-mime-map "K" gnus-summary-mode-map)
1590 "b" gnus-summary-display-buttonized
1591 "m" gnus-summary-repair-multipart
1592 "v" gnus-article-view-part
1593 "o" gnus-article-save-part
1594 "c" gnus-article-copy-part
1595 "e" gnus-article-externalize-part
1596 "i" gnus-article-inline-part
1597 "|" gnus-article-pipe-part)
1600 (defun gnus-summary-make-menu-bar ()
1601 (gnus-turn-off-edit-menu 'summary)
1603 (unless (boundp 'gnus-summary-misc-menu)
1606 gnus-summary-kill-menu gnus-summary-mode-map ""
1611 ["Enter score..." gnus-summary-score-entry t]
1612 ["Customize" gnus-score-customize t])
1613 (gnus-make-score-map 'increase)
1614 (gnus-make-score-map 'lower)
1616 ["Kill below" gnus-summary-kill-below t]
1617 ["Mark above" gnus-summary-mark-above t]
1618 ["Tick above" gnus-summary-tick-above t]
1619 ["Clear above" gnus-summary-clear-above t])
1620 ["Current score" gnus-summary-current-score t]
1621 ["Set score" gnus-summary-set-score t]
1622 ["Switch current score file..." gnus-score-change-score-file t]
1623 ["Set mark below..." gnus-score-set-mark-below t]
1624 ["Set expunge below..." gnus-score-set-expunge-below t]
1625 ["Edit current score file" gnus-score-edit-current-scores t]
1626 ["Edit score file" gnus-score-edit-file t]
1627 ["Trace score" gnus-score-find-trace t]
1628 ["Find words" gnus-score-find-favourite-words t]
1629 ["Rescore buffer" gnus-summary-rescore t]
1630 ["Increase score..." gnus-summary-increase-score t]
1631 ["Lower score..." gnus-summary-lower-score t]))))
1633 ;; Define both the Article menu in the summary buffer and the equivalent
1634 ;; Commands menu in the article buffer here for consistency.
1637 ["All" gnus-article-hide t]
1638 ["Headers" gnus-article-hide-headers t]
1639 ["Signature" gnus-article-hide-signature t]
1640 ["Citation" gnus-article-hide-citation t]
1641 ["List identifiers" gnus-article-hide-list-identifiers t]
1642 ["PGP" gnus-article-hide-pgp t]
1643 ["Banner" gnus-article-strip-banner t]
1644 ["Boring headers" gnus-article-hide-boring-headers t])
1646 ["All" gnus-article-highlight t]
1647 ["Headers" gnus-article-highlight-headers t]
1648 ["Signature" gnus-article-highlight-signature t]
1649 ["Citation" gnus-article-highlight-citation t])
1651 ["Words" gnus-article-decode-mime-words t]
1652 ["Charset" gnus-article-decode-charset t]
1653 ["QP" gnus-article-de-quoted-unreadable t]
1654 ["View all" gnus-mime-view-all-parts t])
1656 ["Local" gnus-article-date-local t]
1657 ["ISO8601" gnus-article-date-iso8601 t]
1658 ["UT" gnus-article-date-ut t]
1659 ["Original" gnus-article-date-original t]
1660 ["Lapsed" gnus-article-date-lapsed t]
1661 ["User-defined" gnus-article-date-user t])
1664 ["Leading" gnus-article-strip-leading-blank-lines t]
1665 ["Multiple" gnus-article-strip-multiple-blank-lines t]
1666 ["Trailing" gnus-article-remove-trailing-blank-lines t]
1667 ["All of the above" gnus-article-strip-blank-lines t]
1668 ["All" gnus-article-strip-all-blank-lines t]
1669 ["Leading space" gnus-article-strip-leading-space t]
1670 ["Trailing space" gnus-article-strip-trailing-space t])
1671 ["Overstrike" gnus-article-treat-overstrike t]
1672 ["Dumb quotes" gnus-article-treat-dumbquotes t]
1673 ["Emphasis" gnus-article-emphasize t]
1674 ["Word wrap" gnus-article-fill-cited-article t]
1675 ["Fill long lines" gnus-article-fill-long-lines t]
1676 ["Capitalize sentences" gnus-article-capitalize-sentences t]
1677 ["CR" gnus-article-remove-cr t]
1678 ["Show X-Face" gnus-article-display-x-face t]
1679 ["Quoted-Printable" gnus-article-de-quoted-unreadable t]
1680 ["Rot 13" gnus-summary-caesar-message t]
1681 ["Unix pipe" gnus-summary-pipe-message t]
1682 ["Add buttons" gnus-article-add-buttons t]
1683 ["Add buttons to head" gnus-article-add-buttons-to-head t]
1684 ["Stop page breaking" gnus-summary-stop-page-breaking t]
1685 ["Verbose header" gnus-summary-verbose-headers t]
1686 ["Toggle header" gnus-summary-toggle-header t])
1688 ["Save in default format" gnus-summary-save-article t]
1689 ["Save in file" gnus-summary-save-article-file t]
1690 ["Save in Unix mail format" gnus-summary-save-article-mail t]
1691 ["Save in MH folder" gnus-summary-save-article-folder t]
1692 ["Save in VM folder" gnus-summary-save-article-vm t]
1693 ["Save in RMAIL mbox" gnus-summary-save-article-rmail t]
1694 ["Save body in file" gnus-summary-save-article-body-file t]
1695 ["Pipe through a filter" gnus-summary-pipe-output t]
1696 ["Add to SOUP packet" gnus-soup-add-article t]
1697 ["Print" gnus-summary-print-article t])
1699 ["Respool article..." gnus-summary-respool-article t]
1700 ["Move article..." gnus-summary-move-article
1701 (gnus-check-backend-function
1702 'request-move-article gnus-newsgroup-name)]
1703 ["Copy article..." gnus-summary-copy-article t]
1704 ["Crosspost article..." gnus-summary-crosspost-article
1705 (gnus-check-backend-function
1706 'request-replace-article gnus-newsgroup-name)]
1707 ["Import file..." gnus-summary-import-article t]
1708 ["Check if posted" gnus-summary-article-posted-p t]
1709 ["Edit article" gnus-summary-edit-article
1710 (not (gnus-group-read-only-p))]
1711 ["Delete article" gnus-summary-delete-article
1712 (gnus-check-backend-function
1713 'request-expire-articles gnus-newsgroup-name)]
1714 ["Query respool" gnus-summary-respool-query t]
1715 ["Trace respool" gnus-summary-respool-trace t]
1716 ["Delete expirable articles" gnus-summary-expire-articles-now
1717 (gnus-check-backend-function
1718 'request-expire-articles gnus-newsgroup-name)])
1720 ["Uudecode" gnus-uu-decode-uu t]
1721 ["Uudecode and save" gnus-uu-decode-uu-and-save t]
1722 ["Unshar" gnus-uu-decode-unshar t]
1723 ["Unshar and save" gnus-uu-decode-unshar-and-save t]
1724 ["Save" gnus-uu-decode-save t]
1725 ["Binhex" gnus-uu-decode-binhex t]
1726 ["Postscript" gnus-uu-decode-postscript t])
1728 ["Enter article" gnus-cache-enter-article t]
1729 ["Remove article" gnus-cache-remove-article t])
1730 ["Translate" gnus-article-babel t]
1731 ["Select article buffer" gnus-summary-select-article-buffer t]
1732 ["Enter digest buffer" gnus-summary-enter-digest-group t]
1733 ["Isearch article..." gnus-summary-isearch-article t]
1734 ["Beginning of the article" gnus-summary-beginning-of-article t]
1735 ["End of the article" gnus-summary-end-of-article t]
1736 ["Fetch parent of article" gnus-summary-refer-parent-article t]
1737 ["Fetch referenced articles" gnus-summary-refer-references t]
1738 ["Fetch current thread" gnus-summary-refer-thread t]
1739 ["Fetch article with id..." gnus-summary-refer-article t]
1740 ["Redisplay" gnus-summary-show-article t])))
1742 gnus-summary-article-menu gnus-summary-mode-map ""
1743 (cons "Article" innards))
1746 gnus-article-commands-menu gnus-article-mode-map ""
1747 (cons "Commands" innards)))
1750 gnus-summary-thread-menu gnus-summary-mode-map ""
1752 ["Toggle threading" gnus-summary-toggle-threads t]
1753 ["Hide threads" gnus-summary-hide-all-threads t]
1754 ["Show threads" gnus-summary-show-all-threads t]
1755 ["Hide thread" gnus-summary-hide-thread t]
1756 ["Show thread" gnus-summary-show-thread t]
1757 ["Go to next thread" gnus-summary-next-thread t]
1758 ["Go to previous thread" gnus-summary-prev-thread t]
1759 ["Go down thread" gnus-summary-down-thread t]
1760 ["Go up thread" gnus-summary-up-thread t]
1761 ["Top of thread" gnus-summary-top-thread t]
1762 ["Mark thread as read" gnus-summary-kill-thread t]
1763 ["Lower thread score" gnus-summary-lower-thread t]
1764 ["Raise thread score" gnus-summary-raise-thread t]
1765 ["Rethread current" gnus-summary-rethread-current t]
1769 gnus-summary-post-menu gnus-summary-mode-map ""
1771 ["Post an article" gnus-summary-post-news t]
1772 ["Followup" gnus-summary-followup t]
1773 ["Followup and yank" gnus-summary-followup-with-original t]
1774 ["Supersede article" gnus-summary-supersede-article t]
1775 ["Cancel article" gnus-summary-cancel-article t]
1776 ["Reply" gnus-summary-reply t]
1777 ["Reply and yank" gnus-summary-reply-with-original t]
1778 ["Wide reply" gnus-summary-wide-reply t]
1779 ["Wide reply and yank" gnus-summary-wide-reply-with-original t]
1780 ["Mail forward" gnus-summary-mail-forward t]
1781 ["Post forward" gnus-summary-post-forward t]
1782 ["Digest and mail" gnus-uu-digest-mail-forward t]
1783 ["Digest and post" gnus-uu-digest-post-forward t]
1784 ["Resend message" gnus-summary-resend-message t]
1785 ["Send bounced mail" gnus-summary-resend-bounced-mail t]
1786 ["Send a mail" gnus-summary-mail-other-window t]
1787 ["Uuencode and post" gnus-uu-post-news t]
1788 ["Followup via news" gnus-summary-followup-to-mail t]
1789 ["Followup via news and yank"
1790 gnus-summary-followup-to-mail-with-original t]
1792 ;;["Send" gnus-summary-send-draft t]
1793 ;;["Send bounced" gnus-resend-bounced-mail t])
1797 gnus-summary-misc-menu gnus-summary-mode-map ""
1800 ["Mark as read" gnus-summary-mark-as-read-forward t]
1801 ["Mark same subject and select"
1802 gnus-summary-kill-same-subject-and-select t]
1803 ["Mark same subject" gnus-summary-kill-same-subject t]
1804 ["Catchup" gnus-summary-catchup t]
1805 ["Catchup all" gnus-summary-catchup-all t]
1806 ["Catchup to here" gnus-summary-catchup-to-here t]
1807 ["Catchup region" gnus-summary-mark-region-as-read t]
1808 ["Mark excluded" gnus-summary-limit-mark-excluded-as-read t])
1810 ["Tick" gnus-summary-tick-article-forward t]
1811 ["Mark as dormant" gnus-summary-mark-as-dormant t]
1812 ["Remove marks" gnus-summary-clear-mark-forward t]
1813 ["Set expirable mark" gnus-summary-mark-as-expirable t]
1814 ["Set bookmark" gnus-summary-set-bookmark t]
1815 ["Remove bookmark" gnus-summary-remove-bookmark t])
1817 ["Marks..." gnus-summary-limit-to-marks t]
1818 ["Subject..." gnus-summary-limit-to-subject t]
1819 ["Author..." gnus-summary-limit-to-author t]
1820 ["Age..." gnus-summary-limit-to-age t]
1821 ["Extra..." gnus-summary-limit-to-extra t]
1822 ["Score" gnus-summary-limit-to-score t]
1823 ["Unread" gnus-summary-limit-to-unread t]
1824 ["Non-dormant" gnus-summary-limit-exclude-dormant t]
1825 ["Articles" gnus-summary-limit-to-articles t]
1826 ["Pop limit" gnus-summary-pop-limit t]
1827 ["Show dormant" gnus-summary-limit-include-dormant t]
1828 ["Hide childless dormant"
1829 gnus-summary-limit-exclude-childless-dormant t]
1830 ;;["Hide thread" gnus-summary-limit-exclude-thread t]
1831 ["Hide marked" gnus-summary-limit-exclude-marks t]
1832 ["Show expunged" gnus-summary-show-all-expunged t])
1834 ["Set mark" gnus-summary-mark-as-processable t]
1835 ["Remove mark" gnus-summary-unmark-as-processable t]
1836 ["Remove all marks" gnus-summary-unmark-all-processable t]
1837 ["Mark above" gnus-uu-mark-over t]
1838 ["Mark series" gnus-uu-mark-series t]
1839 ["Mark region" gnus-uu-mark-region t]
1840 ["Unmark region" gnus-uu-unmark-region t]
1841 ["Mark by regexp..." gnus-uu-mark-by-regexp t]
1842 ["Unmark by regexp..." gnus-uu-unmark-by-regexp t]
1843 ["Mark all" gnus-uu-mark-all t]
1844 ["Mark buffer" gnus-uu-mark-buffer t]
1845 ["Mark sparse" gnus-uu-mark-sparse t]
1846 ["Mark thread" gnus-uu-mark-thread t]
1847 ["Unmark thread" gnus-uu-unmark-thread t]
1848 ("Process Mark Sets"
1849 ["Kill" gnus-summary-kill-process-mark t]
1850 ["Yank" gnus-summary-yank-process-mark
1851 gnus-newsgroup-process-stack]
1852 ["Save" gnus-summary-save-process-mark t]))
1854 ["Page forward" gnus-summary-next-page t]
1855 ["Page backward" gnus-summary-prev-page t]
1856 ["Line forward" gnus-summary-scroll-up t])
1858 ["Next unread article" gnus-summary-next-unread-article t]
1859 ["Previous unread article" gnus-summary-prev-unread-article t]
1860 ["Next article" gnus-summary-next-article t]
1861 ["Previous article" gnus-summary-prev-article t]
1862 ["Next unread subject" gnus-summary-next-unread-subject t]
1863 ["Previous unread subject" gnus-summary-prev-unread-subject t]
1864 ["Next article same subject" gnus-summary-next-same-subject t]
1865 ["Previous article same subject" gnus-summary-prev-same-subject t]
1866 ["First unread article" gnus-summary-first-unread-article t]
1867 ["Best unread article" gnus-summary-best-unread-article t]
1868 ["Go to subject number..." gnus-summary-goto-subject t]
1869 ["Go to article number..." gnus-summary-goto-article t]
1870 ["Go to the last article" gnus-summary-goto-last-article t]
1871 ["Pop article off history" gnus-summary-pop-article t])
1873 ["Sort by number" gnus-summary-sort-by-number t]
1874 ["Sort by author" gnus-summary-sort-by-author t]
1875 ["Sort by subject" gnus-summary-sort-by-subject t]
1876 ["Sort by date" gnus-summary-sort-by-date t]
1877 ["Sort by score" gnus-summary-sort-by-score t]
1878 ["Sort by lines" gnus-summary-sort-by-lines t]
1879 ["Sort by characters" gnus-summary-sort-by-chars t])
1881 ["Fetch group FAQ" gnus-summary-fetch-faq t]
1882 ["Describe group" gnus-summary-describe-group t]
1883 ["Read manual" gnus-info-find-node t])
1885 ["Pick and read" gnus-pick-mode t]
1886 ["Binary" gnus-binary-mode t])
1888 ["Regenerate" gnus-summary-prepare t]
1889 ["Insert cached articles" gnus-summary-insert-cached-articles t]
1890 ["Toggle threading" gnus-summary-toggle-threads t])
1891 ["Filter articles..." gnus-summary-execute-command t]
1892 ["Run command on subjects..." gnus-summary-universal-argument t]
1893 ["Search articles forward..." gnus-summary-search-article-forward t]
1894 ["Search articles backward..." gnus-summary-search-article-backward t]
1895 ["Toggle line truncation" gnus-summary-toggle-truncation t]
1896 ["Expand window" gnus-summary-expand-window t]
1897 ["Expire expirable articles" gnus-summary-expire-articles
1898 (gnus-check-backend-function
1899 'request-expire-articles gnus-newsgroup-name)]
1900 ["Edit local kill file" gnus-summary-edit-local-kill t]
1901 ["Edit main kill file" gnus-summary-edit-global-kill t]
1902 ["Edit group parameters" gnus-summary-edit-parameters t]
1903 ["Customize group parameters" gnus-summary-customize-parameters t]
1904 ["Send a bug report" gnus-bug t]
1906 ["Catchup and exit" gnus-summary-catchup-and-exit t]
1907 ["Catchup all and exit" gnus-summary-catchup-all-and-exit t]
1908 ["Catchup and goto next" gnus-summary-catchup-and-goto-next-group t]
1909 ["Exit group" gnus-summary-exit t]
1910 ["Exit group without updating" gnus-summary-exit-no-update t]
1911 ["Exit and goto next group" gnus-summary-next-group t]
1912 ["Exit and goto prev group" gnus-summary-prev-group t]
1913 ["Reselect group" gnus-summary-reselect-current-group t]
1914 ["Rescan group" gnus-summary-rescan-group t]
1915 ["Update dribble" gnus-summary-save-newsrc t])))
1917 (gnus-run-hooks 'gnus-summary-menu-hook)))
1919 (defun gnus-score-set-default (var value)
1920 "A version of set that updates the GNU Emacs menu-bar."
1922 ;; It is the message that forces the active status to be updated.
1925 (defun gnus-make-score-map (type)
1926 "Make a summary score map of type TYPE."
1929 (let ((headers '(("author" "from" string)
1930 ("subject" "subject" string)
1931 ("article body" "body" string)
1932 ("article head" "head" string)
1933 ("xref" "xref" string)
1934 ("extra header" "extra" string)
1935 ("lines" "lines" number)
1936 ("followups to author" "followup" string)))
1937 (types '((number ("less than" <)
1940 (string ("substring" s)
1944 (perms '(("temporary" (current-time-string))
1952 (if (eq type 'lower)
1957 (setq header (car headers))
1963 (let ((ts (cdr (assoc (nth 2 header) types)))
1979 'gnus-summary-score-entry
1981 (if (or (string= (nth 1 header)
1983 (string= (nth 1 header)
1986 (list 'gnus-summary-header
1988 (list 'quote (nth 1 (car ts)))
1989 (list 'gnus-score-default nil)
1995 (list (nreverse outp))))
1998 (list (nreverse outt))))
2000 (setq headers (cdr headers)))
2001 (list (nreverse outh))))))))
2005 (defun gnus-summary-mode (&optional group)
2006 "Major mode for reading articles.
2008 All normal editing commands are switched off.
2009 \\<gnus-summary-mode-map>
2010 Each line in this buffer represents one article. To read an
2011 article, you can, for instance, type `\\[gnus-summary-next-page]'. To move forwards
2012 and backwards while displaying articles, type `\\[gnus-summary-next-unread-article]' and `\\[gnus-summary-prev-unread-article]',
2015 You can also post articles and send mail from this buffer. To
2016 follow up an article, type `\\[gnus-summary-followup]'. To mail a reply to the author
2017 of an article, type `\\[gnus-summary-reply]'.
2019 There are approx. one gazillion commands you can execute in this
2020 buffer; read the info pages for more information (`\\[gnus-info-find-node]').
2022 The following commands are available:
2024 \\{gnus-summary-mode-map}"
2026 (when (gnus-visual-p 'summary-menu 'menu)
2027 (gnus-summary-make-menu-bar))
2028 (kill-all-local-variables)
2029 (gnus-summary-make-local-variables)
2030 (gnus-make-thread-indent-array)
2031 (gnus-simplify-mode-line)
2032 (setq major-mode 'gnus-summary-mode)
2033 (setq mode-name "Summary")
2034 (make-local-variable 'minor-mode-alist)
2035 (use-local-map gnus-summary-mode-map)
2036 (buffer-disable-undo)
2037 (setq buffer-read-only t) ;Disable modification
2038 (setq truncate-lines t)
2039 (setq selective-display t)
2040 (setq selective-display-ellipses t) ;Display `...'
2041 (gnus-summary-set-display-table)
2042 (gnus-set-default-directory)
2043 (setq gnus-newsgroup-name group)
2044 (make-local-variable 'gnus-summary-line-format)
2045 (make-local-variable 'gnus-summary-line-format-spec)
2046 (make-local-variable 'gnus-summary-dummy-line-format)
2047 (make-local-variable 'gnus-summary-dummy-line-format-spec)
2048 (make-local-variable 'gnus-summary-mark-positions)
2049 (make-local-hook 'pre-command-hook)
2050 (add-hook 'pre-command-hook 'gnus-set-global-variables nil t)
2051 (gnus-run-hooks 'gnus-summary-mode-hook)
2052 (mm-enable-multibyte)
2053 (gnus-update-format-specifications nil 'summary 'summary-mode 'summary-dummy)
2054 (gnus-update-summary-mark-positions))
2056 (defun gnus-summary-make-local-variables ()
2057 "Make all the local summary buffer variables."
2059 (dolist (local gnus-summary-local-variables)
2062 (if (eq (cdr local) 'global)
2063 ;; Copy the global value of the variable.
2064 (setq global (symbol-value (car local)))
2065 ;; Use the value from the list.
2066 (setq global (eval (cdr local))))
2067 (set (make-local-variable (car local)) global))
2068 ;; Simple nil-valued local variable.
2069 (set (make-local-variable local) nil)))))
2071 (defun gnus-summary-clear-local-variables ()
2072 (let ((locals gnus-summary-local-variables))
2074 (if (consp (car locals))
2075 (and (vectorp (caar locals))
2076 (set (caar locals) nil))
2077 (and (vectorp (car locals))
2078 (set (car locals) nil)))
2079 (setq locals (cdr locals)))))
2081 ;; Summary data functions.
2083 (defmacro gnus-data-number (data)
2086 (defmacro gnus-data-set-number (data number)
2087 `(setcar ,data ,number))
2089 (defmacro gnus-data-mark (data)
2092 (defmacro gnus-data-set-mark (data mark)
2093 `(setcar (nthcdr 1 ,data) ,mark))
2095 (defmacro gnus-data-pos (data)
2098 (defmacro gnus-data-set-pos (data pos)
2099 `(setcar (nthcdr 2 ,data) ,pos))
2101 (defmacro gnus-data-header (data)
2104 (defmacro gnus-data-set-header (data header)
2105 `(setf (nth 3 ,data) ,header))
2107 (defmacro gnus-data-level (data)
2110 (defmacro gnus-data-unread-p (data)
2111 `(= (nth 1 ,data) gnus-unread-mark))
2113 (defmacro gnus-data-read-p (data)
2114 `(/= (nth 1 ,data) gnus-unread-mark))
2116 (defmacro gnus-data-pseudo-p (data)
2117 `(consp (nth 3 ,data)))
2119 (defmacro gnus-data-find (number)
2120 `(assq ,number gnus-newsgroup-data))
2122 (defmacro gnus-data-find-list (number &optional data)
2123 `(let ((bdata ,(or data 'gnus-newsgroup-data)))
2124 (memq (assq ,number bdata)
2127 (defmacro gnus-data-make (number mark pos header level)
2128 `(list ,number ,mark ,pos ,header ,level))
2130 (defun gnus-data-enter (after-article number mark pos header level offset)
2131 (let ((data (gnus-data-find-list after-article)))
2133 (error "No such article: %d" after-article))
2134 (setcdr data (cons (gnus-data-make number mark pos header level)
2136 (setq gnus-newsgroup-data-reverse nil)
2137 (gnus-data-update-list (cddr data) offset)))
2139 (defun gnus-data-enter-list (after-article list &optional offset)
2141 (let ((data (and after-article (gnus-data-find-list after-article)))
2145 (let ((odata gnus-newsgroup-data))
2146 (setq gnus-newsgroup-data (nconc list gnus-newsgroup-data))
2148 (gnus-data-update-list odata offset)))
2149 ;; Find the last element in the list to be spliced into the main
2152 (setq list (cdr list)))
2155 (setcdr list gnus-newsgroup-data)
2156 (setq gnus-newsgroup-data ilist)
2158 (gnus-data-update-list (cdr list) offset)))
2159 (setcdr list (cdr data))
2162 (gnus-data-update-list (cdr list) offset))))
2163 (setq gnus-newsgroup-data-reverse nil))))
2165 (defun gnus-data-remove (article &optional offset)
2166 (let ((data gnus-newsgroup-data))
2167 (if (= (gnus-data-number (car data)) article)
2169 (setq gnus-newsgroup-data (cdr gnus-newsgroup-data)
2170 gnus-newsgroup-data-reverse nil)
2172 (gnus-data-update-list gnus-newsgroup-data offset)))
2174 (when (= (gnus-data-number (cadr data)) article)
2175 (setcdr data (cddr data))
2177 (gnus-data-update-list (cdr data) offset))
2179 gnus-newsgroup-data-reverse nil))
2180 (setq data (cdr data))))))
2182 (defmacro gnus-data-list (backward)
2184 (or gnus-newsgroup-data-reverse
2185 (setq gnus-newsgroup-data-reverse
2186 (reverse gnus-newsgroup-data)))
2187 gnus-newsgroup-data))
2189 (defun gnus-data-update-list (data offset)
2190 "Add OFFSET to the POS of all data entries in DATA."
2191 (setq gnus-newsgroup-data-reverse nil)
2193 (setcar (nthcdr 2 (car data)) (+ offset (nth 2 (car data))))
2194 (setq data (cdr data))))
2196 (defun gnus-summary-article-pseudo-p (article)
2197 "Say whether this article is a pseudo article or not."
2198 (not (vectorp (gnus-data-header (gnus-data-find article)))))
2200 (defmacro gnus-summary-article-sparse-p (article)
2201 "Say whether this article is a sparse article or not."
2202 `(memq ,article gnus-newsgroup-sparse))
2204 (defmacro gnus-summary-article-ancient-p (article)
2205 "Say whether this article is a sparse article or not."
2206 `(memq ,article gnus-newsgroup-ancient))
2208 (defun gnus-article-parent-p (number)
2209 "Say whether this article is a parent or not."
2210 (let ((data (gnus-data-find-list number)))
2211 (and (cdr data) ; There has to be an article after...
2212 (< (gnus-data-level (car data)) ; And it has to have a higher level.
2213 (gnus-data-level (nth 1 data))))))
2215 (defun gnus-article-children (number)
2216 "Return a list of all children to NUMBER."
2217 (let* ((data (gnus-data-find-list number))
2218 (level (gnus-data-level (car data)))
2220 (setq data (cdr data))
2222 (= (gnus-data-level (car data)) (1+ level)))
2223 (push (gnus-data-number (car data)) children)
2224 (setq data (cdr data)))
2227 (defmacro gnus-summary-skip-intangible ()
2228 "If the current article is intangible, then jump to a different article."
2229 '(let ((to (get-text-property (point) 'gnus-intangible)))
2230 (and to (gnus-summary-goto-subject to))))
2232 (defmacro gnus-summary-article-intangible-p ()
2233 "Say whether this article is intangible or not."
2234 '(get-text-property (point) 'gnus-intangible))
2236 (defun gnus-article-read-p (article)
2237 "Say whether ARTICLE is read or not."
2238 (not (or (memq article gnus-newsgroup-marked)
2239 (memq article gnus-newsgroup-unreads)
2240 (memq article gnus-newsgroup-unselected)
2241 (memq article gnus-newsgroup-dormant))))
2243 ;; Some summary mode macros.
2245 (defmacro gnus-summary-article-number ()
2246 "The article number of the article on the current line.
2247 If there isn's an article number here, then we return the current
2250 (gnus-summary-skip-intangible)
2251 (or (get-text-property (point) 'gnus-number)
2252 (gnus-summary-last-subject))))
2254 (defmacro gnus-summary-article-header (&optional number)
2255 "Return the header of article NUMBER."
2256 `(gnus-data-header (gnus-data-find
2257 ,(or number '(gnus-summary-article-number)))))
2259 (defmacro gnus-summary-thread-level (&optional number)
2260 "Return the level of thread that starts with article NUMBER."
2261 `(if (and (eq gnus-summary-make-false-root 'dummy)
2262 (get-text-property (point) 'gnus-intangible))
2264 (gnus-data-level (gnus-data-find
2265 ,(or number '(gnus-summary-article-number))))))
2267 (defmacro gnus-summary-article-mark (&optional number)
2268 "Return the mark of article NUMBER."
2269 `(gnus-data-mark (gnus-data-find
2270 ,(or number '(gnus-summary-article-number)))))
2272 (defmacro gnus-summary-article-pos (&optional number)
2273 "Return the position of the line of article NUMBER."
2274 `(gnus-data-pos (gnus-data-find
2275 ,(or number '(gnus-summary-article-number)))))
2277 (defalias 'gnus-summary-subject-string 'gnus-summary-article-subject)
2278 (defmacro gnus-summary-article-subject (&optional number)
2279 "Return current subject string or nil if nothing."
2282 `(gnus-data-header (assq ,number gnus-newsgroup-data))
2283 '(gnus-data-header (assq (gnus-summary-article-number)
2284 gnus-newsgroup-data)))))
2287 (mail-header-subject headers))))
2289 (defmacro gnus-summary-article-score (&optional number)
2290 "Return current article score."
2291 `(or (cdr (assq ,(or number '(gnus-summary-article-number))
2292 gnus-newsgroup-scored))
2293 gnus-summary-default-score 0))
2295 (defun gnus-summary-article-children (&optional number)
2296 "Return a list of article numbers that are children of article NUMBER."
2297 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))))
2298 (level (gnus-data-level (car data)))
2300 (while (and (setq data (cdr data))
2301 (> (setq l (gnus-data-level (car data))) level))
2302 (and (= (1+ level) l)
2303 (push (gnus-data-number (car data))
2305 (nreverse children)))
2307 (defun gnus-summary-article-parent (&optional number)
2308 "Return the article number of the parent of article NUMBER."
2309 (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))
2310 (gnus-data-list t)))
2311 (level (gnus-data-level (car data))))
2313 () ; This is a root.
2314 ;; We search until we find an article with a level less than
2315 ;; this one. That function has to be the parent.
2316 (while (and (setq data (cdr data))
2317 (not (< (gnus-data-level (car data)) level))))
2318 (and data (gnus-data-number (car data))))))
2320 (defun gnus-unread-mark-p (mark)
2321 "Say whether MARK is the unread mark."
2322 (= mark gnus-unread-mark))
2324 (defun gnus-read-mark-p (mark)
2325 "Say whether MARK is one of the marks that mark as read.
2326 This is all marks except unread, ticked, dormant, and expirable."
2327 (not (or (= mark gnus-unread-mark)
2328 (= mark gnus-ticked-mark)
2329 (= mark gnus-dormant-mark)
2330 (= mark gnus-expirable-mark))))
2332 (defmacro gnus-article-mark (number)
2333 "Return the MARK of article NUMBER.
2334 This macro should only be used when computing the mark the \"first\"
2335 time; i.e., when generating the summary lines. After that,
2336 `gnus-summary-article-mark' should be used to examine the
2339 ((memq ,number gnus-newsgroup-unsendable) gnus-unsendable-mark)
2340 ((memq ,number gnus-newsgroup-undownloaded) gnus-undownloaded-mark)
2341 ((memq ,number gnus-newsgroup-downloadable) gnus-downloadable-mark)
2342 ((memq ,number gnus-newsgroup-unreads) gnus-unread-mark)
2343 ((memq ,number gnus-newsgroup-marked) gnus-ticked-mark)
2344 ((memq ,number gnus-newsgroup-dormant) gnus-dormant-mark)
2345 ((memq ,number gnus-newsgroup-expirable) gnus-expirable-mark)
2346 (t (or (cdr (assq ,number gnus-newsgroup-reads))
2347 gnus-ancient-mark))))
2349 ;; Saving hidden threads.
2351 (put 'gnus-save-hidden-threads 'lisp-indent-function 0)
2352 (put 'gnus-save-hidden-threads 'edebug-form-spec '(body))
2354 (defmacro gnus-save-hidden-threads (&rest forms)
2355 "Save hidden threads, eval FORMS, and restore the hidden threads."
2356 (let ((config (make-symbol "config")))
2357 `(let ((,config (gnus-hidden-threads-configuration)))
2361 (gnus-restore-hidden-threads-configuration ,config)))))
2363 (defun gnus-data-compute-positions ()
2364 "Compute the positions of all articles."
2365 (setq gnus-newsgroup-data-reverse nil)
2366 (let ((data gnus-newsgroup-data))
2368 (gnus-save-hidden-threads
2369 (gnus-summary-show-all-threads)
2370 (goto-char (point-min))
2372 (while (get-text-property (point) 'gnus-intangible)
2374 (gnus-data-set-pos (car data) (+ (point) 3))
2375 (setq data (cdr data))
2376 (forward-line 1))))))
2378 (defun gnus-hidden-threads-configuration ()
2379 "Return the current hidden threads configuration."
2382 (goto-char (point-min))
2383 (while (search-forward "\r" nil t)
2384 (push (1- (point)) config))
2387 (defun gnus-restore-hidden-threads-configuration (config)
2388 "Restore hidden threads configuration from CONFIG."
2389 (let (point buffer-read-only)
2390 (while (setq point (pop config))
2391 (when (and (< point (point-max))
2393 (eq (char-after) ?\n))
2394 (subst-char-in-region point (1+ point) ?\n ?\r)))))
2396 ;; Various summary mode internalish functions.
2398 (defun gnus-mouse-pick-article (e)
2401 (gnus-summary-next-page nil t))
2403 (defun gnus-summary-set-display-table ()
2404 ;; Change the display table. Odd characters have a tendency to mess
2405 ;; up nicely formatted displays - we make all possible glyphs
2406 ;; display only a single character.
2408 ;; We start from the standard display table, if any.
2409 (let ((table (or (copy-sequence standard-display-table)
2410 (make-display-table)))
2412 ;; Nix out all the control chars...
2413 (while (>= (setq i (1- i)) 0)
2414 (aset table i [??]))
2415 ;; ... but not newline and cr, of course. (cr is necessary for the
2416 ;; selective display).
2417 (aset table ?\n nil)
2418 (aset table ?\r nil)
2419 ;; We keep TAB as well.
2420 (aset table ?\t nil)
2421 ;; We nix out any glyphs over 126 that are not set already.
2423 (while (>= (setq i (1- i)) 127)
2424 ;; Only modify if the entry is nil.
2425 (unless (aref table i)
2426 (aset table i [??]))))
2427 (setq buffer-display-table table)))
2429 (defun gnus-summary-setup-buffer (group)
2430 "Initialize summary buffer."
2431 (let ((buffer (concat "*Summary " group "*")))
2432 (if (get-buffer buffer)
2435 (setq gnus-summary-buffer (current-buffer))
2436 (not gnus-newsgroup-prepared))
2437 ;; Fix by Sudish Joseph <joseph@cis.ohio-state.edu>
2438 (setq gnus-summary-buffer (set-buffer (gnus-get-buffer-create buffer)))
2439 (gnus-summary-mode group)
2441 (gnus-carpal-setup-buffer 'summary))
2442 (unless gnus-single-article-buffer
2443 (make-local-variable 'gnus-article-buffer)
2444 (make-local-variable 'gnus-article-current)
2445 (make-local-variable 'gnus-original-article-buffer))
2446 (setq gnus-newsgroup-name group)
2449 (defun gnus-set-global-variables ()
2450 ;; Set the global equivalents of the summary buffer-local variables
2451 ;; to the latest values they had. These reflect the summary buffer
2452 ;; that was in action when the last article was fetched.
2453 (when (eq major-mode 'gnus-summary-mode)
2454 (setq gnus-summary-buffer (current-buffer))
2455 (let ((name gnus-newsgroup-name)
2456 (marked gnus-newsgroup-marked)
2457 (unread gnus-newsgroup-unreads)
2458 (headers gnus-current-headers)
2459 (data gnus-newsgroup-data)
2460 (summary gnus-summary-buffer)
2461 (article-buffer gnus-article-buffer)
2462 (original gnus-original-article-buffer)
2463 (gac gnus-article-current)
2464 (reffed gnus-reffed-article-number)
2465 (score-file gnus-current-score-file)
2466 (default-charset gnus-newsgroup-charset))
2468 (set-buffer gnus-group-buffer)
2469 (setq gnus-newsgroup-name name
2470 gnus-newsgroup-marked marked
2471 gnus-newsgroup-unreads unread
2472 gnus-current-headers headers
2473 gnus-newsgroup-data data
2474 gnus-article-current gac
2475 gnus-summary-buffer summary
2476 gnus-article-buffer article-buffer
2477 gnus-original-article-buffer original
2478 gnus-reffed-article-number reffed
2479 gnus-current-score-file score-file
2480 gnus-newsgroup-charset default-charset)
2481 ;; The article buffer also has local variables.
2482 (when (gnus-buffer-live-p gnus-article-buffer)
2483 (set-buffer gnus-article-buffer)
2484 (setq gnus-summary-buffer summary))))))
2486 (defun gnus-summary-article-unread-p (article)
2487 "Say whether ARTICLE is unread or not."
2488 (memq article gnus-newsgroup-unreads))
2490 (defun gnus-summary-first-article-p (&optional article)
2491 "Return whether ARTICLE is the first article in the buffer."
2492 (if (not (setq article (or article (gnus-summary-article-number))))
2494 (eq article (caar gnus-newsgroup-data))))
2496 (defun gnus-summary-last-article-p (&optional article)
2497 "Return whether ARTICLE is the last article in the buffer."
2498 (if (not (setq article (or article (gnus-summary-article-number))))
2499 ;; All non-existent numbers are the last article. :-)
2501 (not (cdr (gnus-data-find-list article)))))
2503 (defun gnus-make-thread-indent-array ()
2505 (unless (and gnus-thread-indent-array
2506 (= gnus-thread-indent-level gnus-thread-indent-array-level))
2507 (setq gnus-thread-indent-array (make-vector 201 "")
2508 gnus-thread-indent-array-level gnus-thread-indent-level)
2510 (aset gnus-thread-indent-array n
2511 (make-string (* n gnus-thread-indent-level) ? ))
2514 (defun gnus-update-summary-mark-positions ()
2515 "Compute where the summary marks are to go."
2517 (when (gnus-buffer-exists-p gnus-summary-buffer)
2518 (set-buffer gnus-summary-buffer))
2519 (let ((gnus-replied-mark 129)
2520 (gnus-score-below-mark 130)
2521 (gnus-score-over-mark 130)
2522 (gnus-download-mark 131)
2523 (spec gnus-summary-line-format-spec)
2526 (gnus-set-work-buffer)
2527 (let ((gnus-summary-line-format-spec spec)
2528 (gnus-newsgroup-downloadable '((0 . t))))
2529 (gnus-summary-insert-line
2530 [0 "" "" "" "" "" 0 0 "" nil] 0 nil 128 t nil "" nil 1)
2531 (goto-char (point-min))
2532 (setq pos (list (cons 'unread (and (search-forward "\200" nil t)
2534 (goto-char (point-min))
2535 (push (cons 'replied (and (search-forward "\201" nil t)
2538 (goto-char (point-min))
2539 (push (cons 'score (and (search-forward "\202" nil t) (- (point) 2)))
2541 (goto-char (point-min))
2542 (push (cons 'download
2543 (and (search-forward "\203" nil t) (- (point) 2)))
2545 (setq gnus-summary-mark-positions pos))))
2547 (defun gnus-summary-insert-dummy-line (gnus-tmp-subject gnus-tmp-number)
2548 "Insert a dummy root in the summary buffer."
2550 (gnus-add-text-properties
2551 (point) (progn (eval gnus-summary-dummy-line-format-spec) (point))
2552 (list 'gnus-number gnus-tmp-number 'gnus-intangible gnus-tmp-number)))
2554 (defun gnus-summary-from-or-to-or-newsgroups (header)
2555 (let ((to (cdr (assq 'To (mail-header-extra header))))
2556 (newsgroups (cdr (assq 'Newsgroups (mail-header-extra header))))
2557 (mail-parse-charset gnus-newsgroup-charset)
2558 (mail-parse-ignored-charsets
2559 (save-excursion (set-buffer gnus-summary-buffer)
2560 gnus-newsgroup-ignored-charsets)))
2563 gnus-ignored-from-addresses
2564 (string-match gnus-ignored-from-addresses
2565 (mail-header-from header)))
2567 (or (car (funcall gnus-extract-address-components
2569 gnus-decode-encoded-word-function to)))
2570 (funcall gnus-decode-encoded-word-function to))))
2572 gnus-ignored-from-addresses
2573 (string-match gnus-ignored-from-addresses
2574 (mail-header-from header)))
2575 (concat "=> " newsgroups))
2577 (or (car (funcall gnus-extract-address-components
2578 (mail-header-from header)))
2579 (mail-header-from header))))))
2581 (defun gnus-summary-insert-line (gnus-tmp-header
2582 gnus-tmp-level gnus-tmp-current
2583 gnus-tmp-unread gnus-tmp-replied
2584 gnus-tmp-expirable gnus-tmp-subject-or-nil
2585 &optional gnus-tmp-dummy gnus-tmp-score
2587 (let* ((gnus-tmp-indentation (aref gnus-thread-indent-array gnus-tmp-level))
2588 (gnus-tmp-lines (mail-header-lines gnus-tmp-header))
2589 (gnus-tmp-score (or gnus-tmp-score gnus-summary-default-score 0))
2590 (gnus-tmp-score-char
2591 (if (or (null gnus-summary-default-score)
2592 (<= (abs (- gnus-tmp-score gnus-summary-default-score))
2593 gnus-summary-zcore-fuzz))
2595 (if (< gnus-tmp-score gnus-summary-default-score)
2596 gnus-score-below-mark gnus-score-over-mark)))
2598 (cond (gnus-tmp-process gnus-process-mark)
2599 ((memq gnus-tmp-current gnus-newsgroup-cached)
2601 (gnus-tmp-replied gnus-replied-mark)
2602 ((memq gnus-tmp-current gnus-newsgroup-saved)
2604 (t gnus-unread-mark)))
2605 (gnus-tmp-from (mail-header-from gnus-tmp-header))
2608 ((string-match "<[^>]+> *$" gnus-tmp-from)
2609 (let ((beg (match-beginning 0)))
2610 (or (and (string-match "^\"[^\"]*\"" gnus-tmp-from)
2611 (substring gnus-tmp-from (1+ (match-beginning 0))
2612 (1- (match-end 0))))
2613 (substring gnus-tmp-from 0 beg))))
2614 ((string-match "(.+)" gnus-tmp-from)
2615 (substring gnus-tmp-from
2616 (1+ (match-beginning 0)) (1- (match-end 0))))
2618 (gnus-tmp-subject (mail-header-subject gnus-tmp-header))
2619 (gnus-tmp-number (mail-header-number gnus-tmp-header))
2620 (gnus-tmp-opening-bracket (if gnus-tmp-dummy ?\< ?\[))
2621 (gnus-tmp-closing-bracket (if gnus-tmp-dummy ?\> ?\]))
2622 (buffer-read-only nil))
2623 (when (string= gnus-tmp-name "")
2624 (setq gnus-tmp-name gnus-tmp-from))
2625 (unless (numberp gnus-tmp-lines)
2626 (setq gnus-tmp-lines 0))
2627 (gnus-put-text-property
2629 (progn (eval gnus-summary-line-format-spec) (point))
2630 'gnus-number gnus-tmp-number)
2631 (when (gnus-visual-p 'summary-highlight 'highlight)
2633 (gnus-run-hooks 'gnus-summary-update-hook)
2636 (defun gnus-summary-update-line (&optional dont-update)
2637 ;; Update summary line after change.
2638 (when (and gnus-summary-default-score
2639 (not gnus-summary-inhibit-highlight))
2640 (let* ((gnus-summary-inhibit-highlight t) ; Prevent recursion.
2641 (article (gnus-summary-article-number))
2642 (score (gnus-summary-article-score article)))
2644 (if (and gnus-summary-mark-below
2645 (< (gnus-summary-article-score)
2646 gnus-summary-mark-below))
2647 ;; This article has a low score, so we mark it as read.
2648 (when (memq article gnus-newsgroup-unreads)
2649 (gnus-summary-mark-article-as-read gnus-low-score-mark))
2650 (when (eq (gnus-summary-article-mark) gnus-low-score-mark)
2651 ;; This article was previously marked as read on account
2652 ;; of a low score, but now it has risen, so we mark it as
2654 (gnus-summary-mark-article-as-unread gnus-unread-mark)))
2655 (gnus-summary-update-mark
2656 (if (or (null gnus-summary-default-score)
2657 (<= (abs (- score gnus-summary-default-score))
2658 gnus-summary-zcore-fuzz))
2660 (if (< score gnus-summary-default-score)
2661 gnus-score-below-mark gnus-score-over-mark))
2663 ;; Do visual highlighting.
2664 (when (gnus-visual-p 'summary-highlight 'highlight)
2665 (gnus-run-hooks 'gnus-summary-update-hook)))))
2667 (defvar gnus-tmp-new-adopts nil)
2669 (defun gnus-summary-number-of-articles-in-thread (thread &optional level char)
2670 "Return the number of articles in THREAD.
2671 This may be 0 in some cases -- if none of the articles in
2672 the thread are to be displayed."
2674 ;; Fix by Luc Van Eycken <Luc.VanEycken@esat.kuleuven.ac.be>.
2676 ((not (listp thread))
2678 ((and (consp thread) (cdr thread))
2681 'gnus-summary-number-of-articles-in-thread (cdr thread))))
2684 ((memq (mail-header-number (car thread)) gnus-newsgroup-limit)
2687 (when (and level (zerop level) gnus-tmp-new-adopts)
2690 'gnus-summary-number-of-articles-in-thread
2691 gnus-tmp-new-adopts))))
2693 (if (> number 1) gnus-not-empty-thread-mark
2694 gnus-empty-thread-mark)
2697 (defun gnus-summary-set-local-parameters (group)
2698 "Go through the local params of GROUP and set all variable specs in that list."
2699 (let ((params (gnus-group-find-parameter group))
2702 (setq elem (car params)
2703 params (cdr params))
2704 (and (consp elem) ; Has to be a cons.
2705 (consp (cdr elem)) ; The cdr has to be a list.
2706 (symbolp (car elem)) ; Has to be a symbol in there.
2707 (not (memq (car elem) '(quit-config))) ; Ignore quit-config.
2708 (ignore-errors ; So we set it.
2709 (make-local-variable (car elem))
2710 (set (car elem) (eval (nth 1 elem))))))))
2712 (defun gnus-summary-read-group (group &optional show-all no-article
2713 kill-buffer no-display backward
2715 "Start reading news in newsgroup GROUP.
2716 If SHOW-ALL is non-nil, already read articles are also listed.
2717 If NO-ARTICLE is non-nil, no article is selected initially.
2718 If NO-DISPLAY, don't generate a summary buffer."
2722 (let ((gnus-auto-select-next nil))
2723 (or (gnus-summary-read-group-1
2724 group show-all no-article
2725 kill-buffer no-display
2728 select-articles nil)))))
2729 (eq gnus-auto-select-next 'quietly))
2730 (set-buffer gnus-group-buffer)
2731 ;; The entry function called above goes to the next
2732 ;; group automatically, so we go two groups back
2733 ;; if we are searching for the previous group.
2735 (gnus-group-prev-unread-group 2))
2736 (if (not (equal group (gnus-group-group-name)))
2737 (setq group (gnus-group-group-name))
2741 (defun gnus-summary-read-group-1 (group show-all no-article
2742 kill-buffer no-display
2743 &optional select-articles)
2744 ;; Killed foreign groups can't be entered.
2745 (when (and (not (gnus-group-native-p group))
2746 (not (gnus-gethash group gnus-newsrc-hashtb)))
2747 (error "Dead non-native groups can't be entered"))
2748 (gnus-message 5 "Retrieving newsgroup: %s..." group)
2749 (let* ((new-group (gnus-summary-setup-buffer group))
2750 (quit-config (gnus-group-quit-config group))
2751 (did-select (and new-group (gnus-select-newsgroup
2752 group show-all select-articles))))
2754 ;; This summary buffer exists already, so we just select it.
2756 (gnus-set-global-variables)
2758 (gnus-kill-or-deaden-summary kill-buffer))
2759 (gnus-configure-windows 'summary 'force)
2760 (gnus-set-mode-line 'summary)
2761 (gnus-summary-position-point)
2764 ;; We couldn't select this group.
2766 (when (and (eq major-mode 'gnus-summary-mode)
2767 (not (equal (current-buffer) kill-buffer)))
2768 (kill-buffer (current-buffer))
2769 (if (not quit-config)
2771 ;; Update the info -- marks might need to be removed,
2773 (gnus-summary-update-info)
2774 (set-buffer gnus-group-buffer)
2775 (gnus-group-jump-to-group group)
2776 (gnus-group-next-unread-group 1))
2777 (gnus-handle-ephemeral-exit quit-config)))
2778 (gnus-message 3 "Can't select group")
2780 ;; The user did a `C-g' while prompting for number of articles,
2781 ;; so we exit this group.
2782 ((eq did-select 'quit)
2783 (and (eq major-mode 'gnus-summary-mode)
2784 (not (equal (current-buffer) kill-buffer))
2785 (kill-buffer (current-buffer)))
2787 (gnus-kill-or-deaden-summary kill-buffer))
2788 (if (not quit-config)
2790 (set-buffer gnus-group-buffer)
2791 (gnus-group-jump-to-group group)
2792 (gnus-group-next-unread-group 1)
2793 (gnus-configure-windows 'group 'force))
2794 (gnus-handle-ephemeral-exit quit-config))
2795 ;; Finally signal the quit.
2797 ;; The group was successfully selected.
2799 (gnus-set-global-variables)
2800 ;; Save the active value in effect when the group was entered.
2801 (setq gnus-newsgroup-active
2803 (gnus-active gnus-newsgroup-name)))
2804 ;; You can change the summary buffer in some way with this hook.
2805 (gnus-run-hooks 'gnus-select-group-hook)
2806 ;; Set any local variables in the group parameters.
2807 (gnus-summary-set-local-parameters gnus-newsgroup-name)
2808 (gnus-update-format-specifications
2809 nil 'summary 'summary-mode 'summary-dummy)
2810 (gnus-update-summary-mark-positions)
2811 ;; Do score processing.
2812 (when gnus-use-scoring
2813 (gnus-possibly-score-headers))
2814 ;; Check whether to fill in the gaps in the threads.
2815 (when gnus-build-sparse-threads
2816 (gnus-build-sparse-threads))
2817 ;; Find the initial limit.
2818 (if gnus-show-threads
2820 (let ((gnus-newsgroup-dormant nil))
2821 (gnus-summary-initial-limit show-all))
2822 (gnus-summary-initial-limit show-all))
2823 ;; When untreaded, all articles are always shown.
2824 (setq gnus-newsgroup-limit
2826 (lambda (header) (mail-header-number header))
2827 gnus-newsgroup-headers)))
2828 ;; Generate the summary buffer.
2830 (gnus-summary-prepare))
2831 (when gnus-use-trees
2832 (gnus-tree-open group)
2833 (setq gnus-summary-highlight-line-function
2834 'gnus-tree-highlight-article))
2835 ;; If the summary buffer is empty, but there are some low-scored
2836 ;; articles or some excluded dormants, we include these in the
2838 (when (and (zerop (buffer-size))
2840 (cond (gnus-newsgroup-dormant
2841 (gnus-summary-limit-include-dormant))
2842 ((and gnus-newsgroup-scored show-all)
2843 (gnus-summary-limit-include-expunged t))))
2844 ;; Function `gnus-apply-kill-file' must be called in this hook.
2845 (gnus-run-hooks 'gnus-apply-kill-hook)
2846 (if (and (zerop (buffer-size))
2849 ;; This newsgroup is empty.
2850 (gnus-summary-catchup-and-exit nil t)
2851 (gnus-message 6 "No unread news")
2853 (gnus-kill-or-deaden-summary kill-buffer))
2854 ;; Return nil from this function.
2856 ;; Hide conversation thread subtrees. We cannot do this in
2857 ;; gnus-summary-prepare-hook since kill processing may not
2858 ;; work with hidden articles.
2859 (and gnus-show-threads
2860 gnus-thread-hide-subtree
2861 (gnus-summary-hide-all-threads))
2863 (gnus-kill-or-deaden-summary kill-buffer))
2864 ;; Show first unread article if requested.
2865 (if (and (not no-article)
2867 gnus-newsgroup-unreads
2868 gnus-auto-select-first)
2870 (gnus-configure-windows 'summary)
2872 ((eq gnus-auto-select-first 'best)
2873 (gnus-summary-best-unread-article))
2874 ((eq gnus-auto-select-first t)
2875 (gnus-summary-first-unread-article))
2876 ((gnus-functionp gnus-auto-select-first)
2877 (funcall gnus-auto-select-first))))
2878 ;; Don't select any articles, just move point to the first
2879 ;; article in the group.
2880 (goto-char (point-min))
2881 (gnus-summary-position-point)
2882 (gnus-configure-windows 'summary 'force)
2883 (gnus-set-mode-line 'summary))
2884 (when (get-buffer-window gnus-group-buffer t)
2885 ;; Gotta use windows, because recenter does weird stuff if
2886 ;; the current buffer ain't the displayed window.
2887 (let ((owin (selected-window)))
2888 (select-window (get-buffer-window gnus-group-buffer t))
2889 (when (gnus-group-goto-group group)
2891 (select-window owin)))
2892 ;; Mark this buffer as "prepared".
2893 (setq gnus-newsgroup-prepared t)
2894 (gnus-run-hooks 'gnus-summary-prepared-hook)
2897 (defun gnus-summary-prepare ()
2898 "Generate the summary buffer."
2900 (let ((buffer-read-only nil))
2902 (setq gnus-newsgroup-data nil
2903 gnus-newsgroup-data-reverse nil)
2904 (gnus-run-hooks 'gnus-summary-generate-hook)
2905 ;; Generate the buffer, either with threads or without.
2906 (when gnus-newsgroup-headers
2907 (gnus-summary-prepare-threads
2908 (if gnus-show-threads
2909 (gnus-sort-gathered-threads
2910 (funcall gnus-summary-thread-gathering-function
2912 (gnus-cut-threads (gnus-make-threads)))))
2913 ;; Unthreaded display.
2914 (gnus-sort-articles gnus-newsgroup-headers))))
2915 (setq gnus-newsgroup-data (nreverse gnus-newsgroup-data))
2916 ;; Call hooks for modifying summary buffer.
2917 (goto-char (point-min))
2918 (gnus-run-hooks 'gnus-summary-prepare-hook)))
2920 (defsubst gnus-general-simplify-subject (subject)
2921 "Simply subject by the same rules as gnus-gather-threads-by-subject."
2924 ;; Truncate the subject.
2925 (gnus-simplify-subject-functions
2926 (gnus-map-function gnus-simplify-subject-functions subject))
2927 ((numberp gnus-summary-gather-subject-limit)
2928 (setq subject (gnus-simplify-subject-re subject))
2929 (if (> (length subject) gnus-summary-gather-subject-limit)
2930 (substring subject 0 gnus-summary-gather-subject-limit)
2932 ;; Fuzzily simplify it.
2933 ((eq 'fuzzy gnus-summary-gather-subject-limit)
2934 (gnus-simplify-subject-fuzzy subject))
2935 ;; Just remove the leading "Re:".
2937 (gnus-simplify-subject-re subject))))
2939 (if (and gnus-summary-gather-exclude-subject
2940 (string-match gnus-summary-gather-exclude-subject subject))
2941 nil ; This article shouldn't be gathered
2944 (defun gnus-summary-simplify-subject-query ()
2945 "Query where the respool algorithm would put this article."
2947 (gnus-summary-select-article)
2948 (message (gnus-general-simplify-subject (gnus-summary-article-subject))))
2950 (defun gnus-gather-threads-by-subject (threads)
2951 "Gather threads by looking at Subject headers."
2952 (if (not gnus-summary-make-false-root)
2954 (let ((hashtb (gnus-make-hashtable 1024))
2957 subject hthread whole-subject)
2959 (setq subject (gnus-general-simplify-subject
2960 (setq whole-subject (mail-header-subject
2963 (if (setq hthread (gnus-gethash subject hashtb))
2965 ;; We enter a dummy root into the thread, if we
2966 ;; haven't done that already.
2967 (unless (stringp (caar hthread))
2968 (setcar hthread (list whole-subject (car hthread))))
2969 ;; We add this new gathered thread to this gathered
2971 (setcdr (car hthread)
2972 (nconc (cdar hthread) (list (car threads))))
2973 ;; Remove it from the list of threads.
2974 (setcdr prev (cdr threads))
2975 (setq threads prev))
2976 ;; Enter this thread into the hash table.
2977 (gnus-sethash subject threads hashtb)))
2979 (setq threads (cdr threads)))
2982 (defun gnus-gather-threads-by-references (threads)
2983 "Gather threads by looking at References headers."
2984 (let ((idhashtb (gnus-make-hashtable 1024))
2985 (thhashtb (gnus-make-hashtable 1024))
2988 ids references id gthread gid entered ref)
2990 (when (setq references (mail-header-references (caar threads)))
2991 (setq id (mail-header-id (caar threads))
2992 ids (gnus-split-references references)
2994 (while (setq ref (pop ids))
2995 (setq ids (delete ref ids))
2996 (if (not (setq gid (gnus-gethash ref idhashtb)))
2998 (gnus-sethash ref id idhashtb)
2999 (gnus-sethash id threads thhashtb))
3000 (setq gthread (gnus-gethash gid thhashtb))
3002 ;; We enter a dummy root into the thread, if we
3003 ;; haven't done that already.
3004 (unless (stringp (caar gthread))
3005 (setcar gthread (list (mail-header-subject (caar gthread))
3007 ;; We add this new gathered thread to this gathered
3009 (setcdr (car gthread)
3010 (nconc (cdar gthread) (list (car threads)))))
3011 ;; Add it into the thread hash table.
3012 (gnus-sethash id gthread thhashtb)
3014 ;; Remove it from the list of threads.
3015 (setcdr prev (cdr threads))
3016 (setq threads prev))))
3018 (setq threads (cdr threads)))
3021 (defun gnus-sort-gathered-threads (threads)
3022 "Sort subtreads inside each gathered thread by article number."
3023 (let ((result threads))
3025 (when (stringp (caar threads))
3026 (setcdr (car threads)
3027 (sort (cdar threads) gnus-sort-gathered-threads-function)))
3028 (setq threads (cdr threads)))
3031 (defun gnus-thread-loop-p (root thread)
3032 "Say whether ROOT is in THREAD."
3033 (let ((stack (list thread))
3036 (while (setq thread (pop stack))
3037 (setq th (cdr thread))
3039 (not (eq (caar th) root)))
3042 ;; We have found a loop.
3044 (setcdr thread (delq (car th) (cdr thread)))
3045 (if (boundp (setq ref-dep (intern "none"
3046 gnus-newsgroup-dependencies)))
3047 (setcdr (symbol-value ref-dep)
3048 (nconc (cdr (symbol-value ref-dep))
3050 (set ref-dep (list nil (car th))))
3053 ;; Push all the subthreads onto the stack.
3054 (push (cdr thread) stack)))
3057 (defun gnus-make-threads ()
3058 "Go through the dependency hashtb and find the roots. Return all threads."
3060 (while (catch 'infloop
3063 ;; Deal with self-referencing References loops.
3064 (when (and (car (symbol-value refs))
3071 (car (symbol-value refs)) thread))
3072 (cdr (symbol-value refs)))))))
3075 (unless (car (symbol-value refs))
3076 ;; These threads do not refer back to any other articles,
3077 ;; so they're roots.
3078 (setq threads (append (cdr (symbol-value refs)) threads))))
3079 gnus-newsgroup-dependencies)))
3082 ;; Build the thread tree.
3083 (defsubst gnus-dependencies-add-header (header dependencies force-new)
3084 "Enter HEADER into the DEPENDENCIES table if it is not already there.
3086 If FORCE-NEW is not nil, enter HEADER into the DEPENDENCIES table even
3087 if it was already present.
3089 If `gnus-summary-ignore-duplicates' is nil then duplicate Message-IDs
3090 will not be entered in the DEPENDENCIES table. Otherwise duplicate
3091 Message-IDs will be renamed be renamed to a unique Message-ID before
3094 Returns HEADER if it was entered in the DEPENDENCIES. Returns nil otherwise."
3095 (let* ((id (mail-header-id header))
3096 (id-dep (and id (intern id dependencies)))
3097 ref ref-dep ref-header)
3098 ;; Enter this `header' in the `dependencies' table.
3102 ;; The first two cases do the normal part: enter a new `header'
3103 ;; in the `dependencies' table.
3104 ((not (boundp id-dep))
3105 (set id-dep (list header)))
3106 ((null (car (symbol-value id-dep)))
3107 (setcar (symbol-value id-dep) header))
3109 ;; From here the `header' was already present in the
3110 ;; `dependencies' table.
3112 ;; Overrides an existing entry;
3113 ;; just set the header part of the entry.
3114 (setcar (symbol-value id-dep) header))
3116 ;; Renames the existing `header' to a unique Message-ID.
3117 ((not gnus-summary-ignore-duplicates)
3118 ;; An article with this Message-ID has already been seen.
3119 ;; We rename the Message-ID.
3120 (set (setq id-dep (intern (setq id (nnmail-message-id)) dependencies))
3122 (mail-header-set-id header id))
3124 ;; The last case ignores an existing entry, except it adds any
3125 ;; additional Xrefs (in case the two articles came from different
3127 ;; Also sets `header' to `nil' meaning that the `dependencies'
3128 ;; table was *not* modified.
3130 (mail-header-set-xref
3131 (car (symbol-value id-dep))
3132 (concat (or (mail-header-xref (car (symbol-value id-dep)))
3134 (or (mail-header-xref header) "")))
3138 ;; First check if that we are not creating a References loop.
3139 (setq ref (gnus-parent-id (mail-header-references header)))
3141 (setq ref-dep (intern-soft ref dependencies))
3143 (setq ref-header (car (symbol-value ref-dep))))
3144 (if (string= id ref)
3145 ;; Yuk! This is a reference loop. Make the article be a
3148 (mail-header-set-references (car (symbol-value id-dep)) "none")
3150 (setq ref (gnus-parent-id (mail-header-references ref-header)))))
3151 (setq ref (gnus-parent-id (mail-header-references header)))
3152 (setq ref-dep (intern (or ref "none") dependencies))
3153 (if (boundp ref-dep)
3154 (setcdr (symbol-value ref-dep)
3155 (nconc (cdr (symbol-value ref-dep))
3156 (list (symbol-value id-dep))))
3157 (set ref-dep (list nil (symbol-value id-dep)))))
3160 (defun gnus-build-sparse-threads ()
3161 (let ((headers gnus-newsgroup-headers)
3162 (mail-parse-charset gnus-newsgroup-charset)
3163 (gnus-summary-ignore-duplicates t)
3164 header references generation relations
3165 subject child end new-child date)
3166 ;; First we create an alist of generations/relations, where
3167 ;; generations is how much we trust the relation, and the relation
3169 (gnus-message 7 "Making sparse threads...")
3171 (nnheader-set-temp-buffer " *gnus sparse threads*")
3172 (while (setq header (pop headers))
3173 (when (and (setq references (mail-header-references header))
3174 (not (string= references "")))
3176 (setq child (mail-header-id header)
3177 subject (mail-header-subject header)
3178 date (mail-header-date header)
3180 (while (search-backward ">" nil t)
3181 (setq end (1+ (point)))
3182 (when (search-backward "<" nil t)
3183 (setq new-child (buffer-substring (point) end))
3184 (push (list (incf generation)
3185 child (setq child new-child)
3189 (push (list (1+ generation) child nil subject) relations))
3191 (kill-buffer (current-buffer)))
3192 ;; Sort over trustworthiness.
3195 (when (gnus-dependencies-add-header
3196 (make-full-mail-header
3197 gnus-reffed-article-number
3198 (nth 3 relation) "" (or (nth 4 relation) "")
3200 (or (nth 2 relation) "") 0 0 "")
3201 gnus-newsgroup-dependencies nil)
3202 (push gnus-reffed-article-number gnus-newsgroup-limit)
3203 (push gnus-reffed-article-number gnus-newsgroup-sparse)
3204 (push (cons gnus-reffed-article-number gnus-sparse-mark)
3205 gnus-newsgroup-reads)
3206 (decf gnus-reffed-article-number)))
3207 (sort relations 'car-less-than-car))
3208 (gnus-message 7 "Making sparse threads...done")))
3210 (defun gnus-build-old-threads ()
3211 ;; Look at all the articles that refer back to old articles, and
3212 ;; fetch the headers for the articles that aren't there. This will
3213 ;; build complete threads - if the roots haven't been expired by the
3215 (let ((mail-parse-charset gnus-newsgroup-charset)
3219 (when (not (car (symbol-value refs)))
3220 (setq heads (cdr (symbol-value refs)))
3222 (if (memq (mail-header-number (caar heads))
3223 gnus-newsgroup-dormant)
3224 (setq heads (cdr heads))
3225 (setq id (symbol-name refs))
3226 (while (and (setq id (gnus-build-get-header id))
3227 (not (car (gnus-id-to-thread id)))))
3228 (setq heads nil)))))
3229 gnus-newsgroup-dependencies)))
3231 ;; This function has to be called with point after the article number
3232 ;; on the beginning of the line.
3233 (defsubst gnus-nov-parse-line (number dependencies &optional force-new)
3234 (let ((eol (gnus-point-at-eol))
3235 (buffer (current-buffer))
3238 ;; overview: [num subject from date id refs chars lines misc]
3241 (narrow-to-region (point) eol)
3246 (make-full-mail-header
3248 (funcall gnus-decode-encoded-word-function
3249 (nnheader-nov-field)) ; subject
3250 (funcall gnus-decode-encoded-word-function
3251 (nnheader-nov-field)) ; from
3252 (nnheader-nov-field) ; date
3253 (nnheader-nov-read-message-id) ; id
3254 (nnheader-nov-field) ; refs
3255 (nnheader-nov-read-integer) ; chars
3256 (nnheader-nov-read-integer) ; lines
3258 (nnheader-nov-field)) ; misc
3259 (nnheader-nov-parse-extra)))) ; extra
3263 (when gnus-alter-header-function
3264 (funcall gnus-alter-header-function header))
3265 (gnus-dependencies-add-header header dependencies force-new)))
3267 (defun gnus-build-get-header (id)
3268 ;; Look through the buffer of NOV lines and find the header to
3269 ;; ID. Enter this line into the dependencies hash table, and return
3270 ;; the id of the parent article (if any).
3271 (let ((deps gnus-newsgroup-dependencies)
3275 (set-buffer nntp-server-buffer)
3276 (let ((case-fold-search nil))
3277 (goto-char (point-min))
3278 (while (and (not found)
3279 (search-forward id nil t))
3281 (setq found (looking-at
3282 (format "^[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t%s"
3283 (regexp-quote id))))
3284 (or found (beginning-of-line 2)))
3288 (setq header (gnus-nov-parse-line
3289 (read (current-buffer)) deps))
3290 (gnus-parent-id (mail-header-references header))))))
3292 (let ((number (mail-header-number header)))
3293 (push number gnus-newsgroup-limit)
3294 (push header gnus-newsgroup-headers)
3295 (if (memq number gnus-newsgroup-unselected)
3297 (push number gnus-newsgroup-unreads)
3298 (setq gnus-newsgroup-unselected
3299 (delq number gnus-newsgroup-unselected)))
3300 (push number gnus-newsgroup-ancient)))))))
3302 (defun gnus-build-all-threads ()
3303 "Read all the headers."
3304 (let ((gnus-summary-ignore-duplicates t)
3305 (mail-parse-charset gnus-newsgroup-charset)
3306 (dependencies gnus-newsgroup-dependencies)
3309 (set-buffer nntp-server-buffer)
3310 (let ((case-fold-search nil))
3311 (goto-char (point-min))
3314 (setq article (read (current-buffer))
3315 header (gnus-nov-parse-line article dependencies)))
3318 (set-buffer gnus-summary-buffer)
3319 (push header gnus-newsgroup-headers)
3320 (if (memq (setq article (mail-header-number header))
3321 gnus-newsgroup-unselected)
3323 (push article gnus-newsgroup-unreads)
3324 (setq gnus-newsgroup-unselected
3325 (delq article gnus-newsgroup-unselected)))
3326 (push article gnus-newsgroup-ancient)))
3327 (forward-line 1)))))))
3329 (defun gnus-summary-update-article-line (article header)
3330 "Update the line for ARTICLE using HEADERS."
3331 (let* ((id (mail-header-id header))
3332 (thread (gnus-id-to-thread id)))
3334 (error "Article in no thread"))
3335 ;; Update the thread.
3336 (setcar thread header)
3337 (gnus-summary-goto-subject article)
3338 (let* ((datal (gnus-data-find-list article))
3340 (length (when (cdr datal)
3341 (- (gnus-data-pos data)
3342 (gnus-data-pos (cadr datal)))))
3343 (buffer-read-only nil)
3344 (level (gnus-summary-thread-level)))
3346 (gnus-summary-insert-line
3347 header level nil (gnus-article-mark article)
3348 (memq article gnus-newsgroup-replied)
3349 (memq article gnus-newsgroup-expirable)
3350 ;; Only insert the Subject string when it's different
3351 ;; from the previous Subject string.
3352 (if (gnus-subject-equal
3354 (mail-header-subject
3357 (gnus-data-find-list
3359 (gnus-data-list t)))))
3360 ;; Error on the side of excessive subjects.
3362 (mail-header-subject header))
3364 (mail-header-subject header))
3365 nil (cdr (assq article gnus-newsgroup-scored))
3366 (memq article gnus-newsgroup-processable))
3368 (gnus-data-update-list
3369 (cdr datal) (- length (- (gnus-data-pos data) (point))))))))
3371 (defun gnus-summary-update-article (article &optional iheader)
3372 "Update ARTICLE in the summary buffer."
3373 (set-buffer gnus-summary-buffer)
3374 (let* ((header (gnus-summary-article-header article))
3375 (id (mail-header-id header))
3376 (data (gnus-data-find article))
3377 (thread (gnus-id-to-thread id))
3378 (references (mail-header-references header))
3382 (when (and references
3383 (not (equal "" references)))
3386 (buffer-read-only nil)
3392 (delq thread parent)))
3393 (if (gnus-summary-insert-subject id header)
3394 ;; Set the (possibly) new article number in the data structure.
3395 (gnus-data-set-number data (gnus-id-to-article id))
3399 (defun gnus-rebuild-thread (id &optional line)
3400 "Rebuild the thread containing ID.
3401 If LINE, insert the rebuilt thread starting on line LINE."
3402 (let ((buffer-read-only nil)
3403 old-pos current thread data)
3404 (if (not gnus-show-threads)
3405 (setq thread (list (car (gnus-id-to-thread id))))
3406 ;; Get the thread this article is part of.
3407 (setq thread (gnus-remove-thread id)))
3408 (setq old-pos (gnus-point-at-bol))
3409 (setq current (save-excursion
3410 (and (zerop (forward-line -1))
3411 (gnus-summary-article-number))))
3412 ;; If this is a gathered thread, we have to go some re-gathering.
3413 (when (stringp (car thread))
3414 (let ((subject (car thread))
3416 (setq thread (cdr thread))
3418 (unless (memq (setq thr (gnus-id-to-thread
3420 (mail-header-id (caar thread)))))
3423 (setq thread (cdr thread)))
3424 ;; We now have all (unique) roots.
3425 (if (= (length roots) 1)
3426 ;; All the loose roots are now one solid root.
3427 (setq thread (car roots))
3428 (setq thread (cons subject (gnus-sort-threads roots))))))
3430 ;; We then insert this thread into the summary buffer.
3432 (goto-char (point-min))
3433 (forward-line (1- line)))
3434 (let (gnus-newsgroup-data gnus-newsgroup-threads)
3435 (if gnus-show-threads
3436 (gnus-summary-prepare-threads (gnus-cut-threads (list thread)))
3437 (gnus-summary-prepare-unthreaded thread))
3438 (setq data (nreverse gnus-newsgroup-data))
3439 (setq threads gnus-newsgroup-threads))
3440 ;; We splice the new data into the data structure.
3441 ;;!!! This is kinda bogus. We assume that in LINE is non-nil,
3442 ;;!!! then we want to insert at the beginning of the buffer.
3443 ;;!!! That happens to be true with Gnus now, but that may
3444 ;;!!! change in the future. Perhaps.
3445 (gnus-data-enter-list
3446 (if line nil current) data (- (point) old-pos))
3447 (setq gnus-newsgroup-threads
3448 (nconc threads gnus-newsgroup-threads))
3449 (gnus-data-compute-positions))))
3451 (defun gnus-number-to-header (number)
3452 "Return the header for article NUMBER."
3453 (let ((headers gnus-newsgroup-headers))
3455 (not (= number (mail-header-number (car headers)))))
3460 (defun gnus-parent-headers (in-headers &optional generation)
3461 "Return the headers of the GENERATIONeth parent of HEADERS."
3463 (setq generation 1))
3465 (headers in-headers)
3468 (not (zerop generation))
3469 (setq references (mail-header-references headers)))
3470 (setq headers (if (and references
3471 (setq parent (gnus-parent-id references)))
3472 (car (gnus-id-to-thread parent))
3475 (and (not (eq headers in-headers))
3478 (defun gnus-id-to-thread (id)
3479 "Return the (sub-)thread where ID appears."
3480 (gnus-gethash id gnus-newsgroup-dependencies))
3482 (defun gnus-id-to-article (id)
3483 "Return the article number of ID."
3484 (let ((thread (gnus-id-to-thread id)))
3487 (mail-header-number (car thread)))))
3489 (defun gnus-id-to-header (id)
3490 "Return the article headers of ID."
3491 (car (gnus-id-to-thread id)))
3493 (defun gnus-article-displayed-root-p (article)
3494 "Say whether ARTICLE is a root(ish) article."
3495 (let ((level (gnus-summary-thread-level article))
3496 (refs (mail-header-references (gnus-summary-article-header article)))
3502 ((null (gnus-parent-id refs)) t)
3504 (null (setq particle (gnus-id-to-article
3505 (gnus-parent-id refs))))
3506 (null (gnus-summary-thread-level particle)))))))
3508 (defun gnus-root-id (id)
3509 "Return the id of the root of the thread where ID appears."
3511 (while (and id (setq prev (car (gnus-id-to-thread id))))
3513 id (gnus-parent-id (mail-header-references prev))))
3516 (defun gnus-articles-in-thread (thread)
3517 "Return the list of articles in THREAD."
3518 (cons (mail-header-number (car thread))
3519 (apply 'nconc (mapcar 'gnus-articles-in-thread (cdr thread)))))
3521 (defun gnus-remove-thread (id &optional dont-remove)
3522 "Remove the thread that has ID in it."
3523 (let (headers thread last-id)
3524 ;; First go up in this thread until we find the root.
3525 (setq last-id (gnus-root-id id)
3526 headers (message-flatten-list (gnus-id-to-thread last-id)))
3527 ;; We have now found the real root of this thread. It might have
3528 ;; been gathered into some loose thread, so we have to search
3529 ;; through the threads to find the thread we wanted.
3530 (let ((threads gnus-newsgroup-threads)
3533 (setq sub (car threads))
3534 (if (stringp (car sub))
3535 ;; This is a gathered thread, so we look at the roots
3536 ;; below it to find whether this article is in this
3539 (setq sub (cdr sub))
3541 (when (member (caar sub) headers)
3542 (setq thread (car threads)
3545 (setq sub (cdr sub))))
3546 ;; It's an ordinary thread, so we check it.
3547 (when (eq (car sub) (car headers))
3550 (setq threads (cdr threads)))
3551 ;; If this article is in no thread, then it's a root.
3554 (setq gnus-newsgroup-threads (delq thread gnus-newsgroup-threads)))
3555 (setq thread (gnus-id-to-thread last-id)))
3558 thread ; We return this thread.
3560 (if (stringp (car thread))
3562 ;; If we use dummy roots, then we have to remove the
3563 ;; dummy root as well.
3564 (when (eq gnus-summary-make-false-root 'dummy)
3565 ;; We go to the dummy root by going to
3566 ;; the first sub-"thread", and then one line up.
3567 (gnus-summary-goto-article
3568 (mail-header-number (caadr thread)))
3571 (gnus-data-compute-positions))
3572 (setq thread (cdr thread))
3574 (gnus-remove-thread-1 (car thread))
3575 (setq thread (cdr thread))))
3576 (gnus-summary-show-all-threads)
3577 (gnus-remove-thread-1 thread))))))))
3579 (defun gnus-remove-thread-1 (thread)
3580 "Remove the thread THREAD recursively."
3581 (let ((number (mail-header-number (pop thread)))
3583 (setq thread (reverse thread))
3585 (gnus-remove-thread-1 (pop thread)))
3586 (when (setq d (gnus-data-find number))
3587 (goto-char (gnus-data-pos d))
3590 (- (gnus-point-at-bol)
3592 (1+ (gnus-point-at-eol))
3593 (gnus-delete-line)))))))
3595 (defun gnus-sort-threads (threads)
3597 (if (not gnus-thread-sort-functions)
3599 (gnus-message 8 "Sorting threads...")
3601 (sort threads (gnus-make-sort-function gnus-thread-sort-functions))
3602 (gnus-message 8 "Sorting threads...done"))))
3604 (defun gnus-sort-articles (articles)
3606 (when gnus-article-sort-functions
3607 (gnus-message 7 "Sorting articles...")
3609 (setq gnus-newsgroup-headers
3610 (sort articles (gnus-make-sort-function
3611 gnus-article-sort-functions)))
3612 (gnus-message 7 "Sorting articles...done"))))
3614 ;; Written by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
3615 (defmacro gnus-thread-header (thread)
3616 ;; Return header of first article in THREAD.
3617 ;; Note that THREAD must never, ever be anything else than a variable -
3618 ;; using some other form will lead to serious barfage.
3619 (or (symbolp thread) (signal 'wrong-type-argument '(symbolp thread)))
3620 ;; (8% speedup to gnus-summary-prepare, just for fun :-)
3621 (list 'byte-code "\10\211:\203\17\0\211@;\203\16\0A@@\207" ;
3624 (defsubst gnus-article-sort-by-number (h1 h2)
3625 "Sort articles by article number."
3626 (< (mail-header-number h1)
3627 (mail-header-number h2)))
3629 (defun gnus-thread-sort-by-number (h1 h2)
3630 "Sort threads by root article number."
3631 (gnus-article-sort-by-number
3632 (gnus-thread-header h1) (gnus-thread-header h2)))
3634 (defsubst gnus-article-sort-by-lines (h1 h2)
3635 "Sort articles by article Lines header."
3636 (< (mail-header-lines h1)
3637 (mail-header-lines h2)))
3639 (defun gnus-thread-sort-by-lines (h1