1 ;;; gnus.el --- a newsreader for GNU Emacs
2 ;; Copyright (C) 1987,88,89,90,93,94,95,96,97,98 Free Software Foundation, Inc.
4 ;; Author: Masanobu UMEDA <umerin@flab.flab.fujitsu.junet>
5 ;; Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: news, mail
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
29 (eval '(run-hooks 'gnus-load-hook))
31 (eval-when-compile (require 'cl))
35 (if (< emacs-major-version 20)
36 (require 'gnus-load)))
40 "The coffee-brewing, all singing, all dancing, kitchen sink newsreader."
44 (defgroup gnus-cache nil
48 (defgroup gnus-start nil
49 "Starting your favorite newsreader."
52 (defgroup gnus-start-server nil
53 "Server options at startup."
56 ;; These belong to gnus-group.el.
57 (defgroup gnus-group nil
59 :link '(custom-manual "(gnus)The Group Buffer")
62 (defgroup gnus-group-foreign nil
64 :link '(custom-manual "(gnus)Foreign Groups")
67 (defgroup gnus-group-new nil
68 "Automatic subscription of new groups."
71 (defgroup gnus-group-levels nil
73 :link '(custom-manual "(gnus)Group Levels")
76 (defgroup gnus-group-select nil
78 :link '(custom-manual "(gnus)Selecting a Group")
81 (defgroup gnus-group-listing nil
82 "Showing slices of the group list."
83 :link '(custom-manual "(gnus)Listing Groups")
86 (defgroup gnus-group-visual nil
87 "Sorting the group buffer."
88 :link '(custom-manual "(gnus)Group Buffer Format")
92 (defgroup gnus-group-various nil
93 "Various group options."
94 :link '(custom-manual "(gnus)Scanning New Messages")
97 ;; These belong to gnus-sum.el.
98 (defgroup gnus-summary nil
100 :link '(custom-manual "(gnus)The Summary Buffer")
103 (defgroup gnus-summary-exit nil
104 "Leaving summary buffers."
105 :link '(custom-manual "(gnus)Exiting the Summary Buffer")
106 :group 'gnus-summary)
108 (defgroup gnus-summary-marks nil
109 "Marks used in summary buffers."
110 :link '(custom-manual "(gnus)Marking Articles")
111 :group 'gnus-summary)
113 (defgroup gnus-thread nil
114 "Ordering articles according to replies."
115 :link '(custom-manual "(gnus)Threading")
116 :group 'gnus-summary)
118 (defgroup gnus-summary-format nil
119 "Formatting of the summary buffer."
120 :link '(custom-manual "(gnus)Summary Buffer Format")
121 :group 'gnus-summary)
123 (defgroup gnus-summary-choose nil
125 :link '(custom-manual "(gnus)Choosing Articles")
126 :group 'gnus-summary)
128 (defgroup gnus-summary-maneuvering nil
129 "Summary movement commands."
130 :link '(custom-manual "(gnus)Summary Maneuvering")
131 :group 'gnus-summary)
133 (defgroup gnus-summary-mail nil
134 "Mail group commands."
135 :link '(custom-manual "(gnus)Mail Group Commands")
136 :group 'gnus-summary)
138 (defgroup gnus-summary-sort nil
139 "Sorting the summary buffer."
140 :link '(custom-manual "(gnus)Sorting")
141 :group 'gnus-summary)
143 (defgroup gnus-summary-visual nil
144 "Highlighting and menus in the summary buffer."
145 :link '(custom-manual "(gnus)Summary Highlighting")
147 :group 'gnus-summary)
149 (defgroup gnus-summary-various nil
150 "Various summary buffer options."
151 :link '(custom-manual "(gnus)Various Summary Stuff")
152 :group 'gnus-summary)
154 (defgroup gnus-summary-pick nil
155 "Pick mode in the summary buffer."
156 :link '(custom-manual "(gnus)Pick and Read")
158 :group 'gnus-summary)
160 (defgroup gnus-summary-tree nil
161 "Tree display of threads in the summary buffer."
162 :link '(custom-manual "(gnus)Tree Display")
164 :group 'gnus-summary)
166 ;; Belongs to gnus-uu.el
167 (defgroup gnus-extract-view nil
168 "Viewing extracted files."
169 :link '(custom-manual "(gnus)Viewing Files")
170 :group 'gnus-extract)
172 ;; Belongs to gnus-score.el
173 (defgroup gnus-score nil
174 "Score and kill file handling."
177 (defgroup gnus-score-kill nil
181 (defgroup gnus-score-adapt nil
182 "Adaptive score files."
185 (defgroup gnus-score-default nil
186 "Default values for score files."
189 (defgroup gnus-score-expire nil
190 "Expiring score rules."
193 (defgroup gnus-score-decay nil
194 "Decaying score rules."
197 (defgroup gnus-score-files nil
198 "Score and kill file names."
202 (defgroup gnus-score-various nil
203 "Various scoring and killing options."
207 (defgroup gnus-visual nil
208 "Options controling the visual fluff."
212 (defgroup gnus-agent nil
213 "Offline support for Gnus."
216 (defgroup gnus-files nil
217 "Files used by Gnus."
220 (defgroup gnus-dribble-file nil
222 :link '(custom-manual "(gnus)Auto Save")
225 (defgroup gnus-newsrc nil
226 "Storing Gnus state."
229 (defgroup gnus-server nil
230 "Options related to newsservers and other servers used by Gnus."
233 (defgroup gnus-message '((message custom-group))
234 "Composing replies and followups in Gnus."
237 (defgroup gnus-meta nil
238 "Meta variables controling major portions of Gnus.
239 In general, modifying these variables does not take affect until Gnus
240 is restarted, and sometimes reloaded."
243 (defgroup gnus-various nil
244 "Other Gnus options."
245 :link '(custom-manual "(gnus)Various Various")
248 (defgroup gnus-exit nil
250 :link '(custom-manual "(gnus)Exiting Gnus")
253 (defconst gnus-product-name "Shoe-gnus"
254 "Product name of this version of gnus.")
256 (defconst gnus-version-number "6.8.3"
257 "Version number for this version of gnus.")
259 (defconst gnus-version
260 (format "%s %s (based on Gnus 5.6.27; for SEMI 1.8, FLIM 1.8/1.9)"
261 gnus-product-name gnus-version-number)
262 "Version string for this version of gnus.")
264 (defcustom gnus-inhibit-startup-message nil
265 "If non-nil, the startup message will not be displayed.
266 This variable is used before `.gnus.el' is loaded, so it should
267 be set in `.emacs' instead."
271 (defcustom gnus-play-startup-jingle nil
272 "If non-nil, play the Gnus jingle at startup."
276 ;;; Kludges to help the transition from the old `custom.el'.
278 (unless (featurep 'gnus-xmas)
279 (defalias 'gnus-make-overlay 'make-overlay)
280 (defalias 'gnus-delete-overlay 'delete-overlay)
281 (defalias 'gnus-overlay-put 'overlay-put)
282 (defalias 'gnus-move-overlay 'move-overlay)
283 (defalias 'gnus-overlay-end 'overlay-end)
284 (defalias 'gnus-extent-detached-p 'ignore)
285 (defalias 'gnus-extent-start-open 'ignore)
286 (defalias 'gnus-set-text-properties 'set-text-properties)
287 (defalias 'gnus-group-remove-excess-properties 'ignore)
288 (defalias 'gnus-appt-select-lowest-window 'appt-select-lowest-window)
289 (defalias 'gnus-mail-strip-quoted-names 'mail-strip-quoted-names)
290 (defalias 'gnus-character-to-event 'identity)
291 (defalias 'gnus-add-text-properties 'add-text-properties)
292 (defalias 'gnus-put-text-property 'put-text-property)
293 (defalias 'gnus-mode-line-buffer-identification 'identity)
294 (defalias 'gnus-characterp 'numberp)
295 (defalias 'gnus-deactivate-mark 'deactivate-mark)
296 (defalias 'gnus-window-edges 'window-edges)
297 (defalias 'gnus-key-press-event-p 'numberp))
299 ;; We define these group faces here to avoid the display
300 ;; update forced when creating new faces.
302 (defface gnus-group-news-1-face
305 (:foreground "PaleTurquoise" :bold t))
308 (:foreground "ForestGreen" :bold t))
311 "Level 1 newsgroup face.")
313 (defface gnus-group-news-1-empty-face
316 (:foreground "PaleTurquoise"))
319 (:foreground "ForestGreen"))
322 "Level 1 empty newsgroup face.")
324 (defface gnus-group-news-2-face
327 (:foreground "turquoise" :bold t))
330 (:foreground "CadetBlue4" :bold t))
333 "Level 2 newsgroup face.")
335 (defface gnus-group-news-2-empty-face
338 (:foreground "turquoise"))
341 (:foreground "CadetBlue4"))
344 "Level 2 empty newsgroup face.")
346 (defface gnus-group-news-3-face
355 "Level 3 newsgroup face.")
357 (defface gnus-group-news-3-empty-face
366 "Level 3 empty newsgroup face.")
368 (defface gnus-group-news-low-face
371 (:foreground "DarkTurquoise" :bold t))
374 (:foreground "DarkGreen" :bold t))
377 "Low level newsgroup face.")
379 (defface gnus-group-news-low-empty-face
382 (:foreground "DarkTurquoise"))
385 (:foreground "DarkGreen"))
388 "Low level empty newsgroup face.")
390 (defface gnus-group-mail-1-face
393 (:foreground "aquamarine1" :bold t))
396 (:foreground "DeepPink3" :bold t))
399 "Level 1 mailgroup face.")
401 (defface gnus-group-mail-1-empty-face
404 (:foreground "aquamarine1"))
407 (:foreground "DeepPink3"))
409 (:italic t :bold t)))
410 "Level 1 empty mailgroup face.")
412 (defface gnus-group-mail-2-face
415 (:foreground "aquamarine2" :bold t))
418 (:foreground "HotPink3" :bold t))
421 "Level 2 mailgroup face.")
423 (defface gnus-group-mail-2-empty-face
426 (:foreground "aquamarine2"))
429 (:foreground "HotPink3"))
432 "Level 2 empty mailgroup face.")
434 (defface gnus-group-mail-3-face
437 (:foreground "aquamarine3" :bold t))
440 (:foreground "magenta4" :bold t))
443 "Level 3 mailgroup face.")
445 (defface gnus-group-mail-3-empty-face
448 (:foreground "aquamarine3"))
451 (:foreground "magenta4"))
454 "Level 3 empty mailgroup face.")
456 (defface gnus-group-mail-low-face
459 (:foreground "aquamarine4" :bold t))
462 (:foreground "DeepPink4" :bold t))
465 "Low level mailgroup face.")
467 (defface gnus-group-mail-low-empty-face
470 (:foreground "aquamarine4"))
473 (:foreground "DeepPink4"))
476 "Low level empty mailgroup face.")
478 ;; Summary mode faces.
480 (defface gnus-summary-selected-face '((t
482 "Face used for selected articles.")
484 (defface gnus-summary-cancelled-face
486 (:foreground "yellow" :background "black")))
487 "Face used for cancelled articles.")
489 (defface gnus-summary-high-ticked-face
492 (:foreground "pink" :bold t))
495 (:foreground "firebrick" :bold t))
498 "Face used for high interest ticked articles.")
500 (defface gnus-summary-low-ticked-face
503 (:foreground "pink" :italic t))
506 (:foreground "firebrick" :italic t))
509 "Face used for low interest ticked articles.")
511 (defface gnus-summary-normal-ticked-face
514 (:foreground "pink"))
517 (:foreground "firebrick"))
520 "Face used for normal interest ticked articles.")
522 (defface gnus-summary-high-ancient-face
525 (:foreground "SkyBlue" :bold t))
528 (:foreground "RoyalBlue" :bold t))
531 "Face used for high interest ancient articles.")
533 (defface gnus-summary-low-ancient-face
536 (:foreground "SkyBlue" :italic t))
539 (:foreground "RoyalBlue" :italic t))
542 "Face used for low interest ancient articles.")
544 (defface gnus-summary-normal-ancient-face
547 (:foreground "SkyBlue"))
550 (:foreground "RoyalBlue"))
553 "Face used for normal interest ancient articles.")
555 (defface gnus-summary-high-unread-face
558 "Face used for high interest unread articles.")
560 (defface gnus-summary-low-unread-face
563 "Face used for low interest unread articles.")
565 (defface gnus-summary-normal-unread-face
568 "Face used for normal interest unread articles.")
570 (defface gnus-summary-high-read-face
573 (:foreground "PaleGreen"
577 (:foreground "DarkGreen"
581 "Face used for high interest read articles.")
583 (defface gnus-summary-low-read-face
586 (:foreground "PaleGreen"
590 (:foreground "DarkGreen"
594 "Face used for low interest read articles.")
596 (defface gnus-summary-normal-read-face
599 (:foreground "PaleGreen"))
602 (:foreground "DarkGreen"))
605 "Face used for normal interest read articles.")
610 (defvar gnus-group-buffer "*Group*")
613 (autoload 'gnus-play-jingle "gnus-audio"))
615 (defface gnus-splash-face
618 (:foreground "ForestGreen"))
621 (:foreground "ForestGreen"))
624 "Level 1 newsgroup face.")
626 (defun gnus-splash ()
628 (switch-to-buffer (get-buffer-create gnus-group-buffer))
629 (let ((buffer-read-only nil))
631 (unless gnus-inhibit-startup-message
632 (gnus-group-startup-message)
634 (when gnus-play-startup-jingle
635 (gnus-play-jingle))))))
637 (defun gnus-indent-rigidly (start end arg)
638 "Indent rigidly using only spaces and no tabs."
641 (narrow-to-region start end)
643 (indent-rigidly start end arg)
644 ;; We translate tabs into spaces -- not everybody uses
645 ;; an 8-character tab.
646 (goto-char (point-min))
647 (while (search-forward "\t" nil t)
648 (replace-match " " t t))))))
650 (defvar gnus-simple-splash nil)
652 (defun gnus-group-startup-message (&optional x y)
653 "Insert startup message in current buffer."
654 ;; Insert the message.
659 _ ___ __ ___ __ _ ___
679 (gnus-indent-rigidly (point-min) (point-max)
680 (/ (max (- (window-width) (or x 46)) 0) 2))
681 (goto-char (point-min))
683 (let* ((pheight (count-lines (point-min) (point-max)))
684 (wheight (window-height))
685 (rest (- wheight pheight)))
686 (insert (make-string (max 0 (* 2 (/ rest 3))) ?\n)))
688 (put-text-property (point-min) (point-max) 'face 'gnus-splash-face)
689 (goto-char (point-min))
690 (setq mode-line-buffer-identification (concat " " gnus-version))
691 (setq gnus-simple-splash t)
692 (set-buffer-modified-p t))
695 (let ((command (format "%s" this-command)))
696 (when (and (string-match "gnus" command)
697 (not (string-match "gnus-other-frame" command)))
706 (defcustom gnus-home-directory "~/"
707 "Directory variable that specifies the \"home\" directory.
708 All other Gnus path variables are initialized from this variable."
712 (defcustom gnus-directory (or (getenv "SAVEDIR")
713 (nnheader-concat gnus-home-directory "News/"))
714 "*Directory variable from which all other Gnus file variables are derived.
716 Note that Gnus is mostly loaded when the `.gnus.el' file is read.
717 This means that other directory variables that are initialized from
718 this variable won't be set properly if you set this variable in `.gnus.el'.
719 Set this variable in `.emacs' instead."
723 (defcustom gnus-default-directory nil
724 "*Default directory for all Gnus buffers."
726 :type '(choice (const :tag "current" nil)
729 ;; Site dependent variables. These variables should be defined in
732 (defvar gnus-default-nntp-server nil
733 "Specify a default NNTP server.
734 This variable should be defined in paths.el, and should never be set
736 If you want to change servers, you should use `gnus-select-method'.
737 See the documentation to that variable.")
739 ;; Don't touch this variable.
740 (defvar gnus-nntp-service "nntp"
741 "NNTP service name (\"nntp\" or 119).
742 This is an obsolete variable, which is scarcely used. If you use an
743 nntp server for your newsgroup and want to change the port number
744 used to 899, you would say something along these lines:
746 (setq gnus-select-method '(nntp \"my.nntp.server\" (nntp-port-number 899)))")
748 (defcustom gnus-nntpserver-file "/etc/nntpserver"
749 "A file with only the name of the nntp server in it."
754 ;; This function is used to check both the environment variable
755 ;; NNTPSERVER and the /etc/nntpserver file to see whether one can find
756 ;; an nntp server name default.
757 (defun gnus-getenv-nntpserver ()
758 (or (getenv "NNTPSERVER")
759 (and (file-readable-p gnus-nntpserver-file)
761 (set-buffer (get-buffer-create " *gnus nntp*"))
762 (buffer-disable-undo (current-buffer))
763 (insert-file-contents gnus-nntpserver-file)
764 (let ((name (buffer-string)))
766 (if (string-match "^[ \t\n]*$" name)
769 (kill-buffer (current-buffer))))))))
771 (defcustom gnus-select-method
774 (list 'nntp (or (condition-case nil
775 (gnus-getenv-nntpserver)
777 (when (and gnus-default-nntp-server
778 (not (string= gnus-default-nntp-server "")))
779 gnus-default-nntp-server)
781 (if (or (null gnus-nntp-service)
782 (equal gnus-nntp-service "nntp"))
784 (list gnus-nntp-service)))
786 "*Default method for selecting a newsgroup.
787 This variable should be a list, where the first element is how the
788 news is to be fetched, the second is the address.
790 For instance, if you want to get your news via NNTP from
791 \"flab.flab.edu\", you could say:
793 \(setq gnus-select-method '(nntp \"flab.flab.edu\"))
795 If you want to use your local spool, say:
797 \(setq gnus-select-method (list 'nnspool (system-name)))
799 If you use this variable, you must set `gnus-nntp-server' to nil.
801 There is a lot more to know about select methods and virtual servers -
802 see the manual for details."
804 :type 'gnus-select-method)
806 (defcustom gnus-message-archive-method
809 (nnfolder-directory ,(nnheader-concat message-directory "archive"))
810 (nnfolder-active-file
811 ,(nnheader-concat message-directory "archive/active"))
812 (nnfolder-get-new-mail nil)
813 (nnfolder-inhibit-expiry t))
814 "*Method used for archiving messages you've sent.
815 This should be a mail method.
817 It's probably not a very effective to change this variable once you've
818 run Gnus once. After doing that, you must edit this server from the
822 :type 'gnus-select-method)
824 (defcustom gnus-message-archive-group nil
825 "*Name of the group in which to save the messages you've written.
826 This can either be a string; a list of strings; or an alist
827 of regexps/functions/forms to be evaluated to return a string (or a list
828 of strings). The functions are called with the name of the current
829 group (or nil) as a parameter.
831 If you want to save your mail in one group and the news articles you
832 write in another group, you could say something like:
834 \(setq gnus-message-archive-group
835 '((if (message-news-p)
839 Normally the group names returned by this variable should be
840 unprefixed -- which implicitly means \"store on the archive server\".
841 However, you may wish to store the message on some other server. In
842 that case, just return a fully prefixed name of the group --
843 \"nnml+private:mail.misc\", for instance."
845 :type '(choice (const :tag "none" nil)
849 (defcustom gnus-secondary-servers nil
850 "List of NNTP servers that the user can choose between interactively.
851 To make Gnus query you for a server, you have to give `gnus' a
852 non-numeric prefix - `C-u M-x gnus', in short."
854 :type '(repeat string))
856 (defcustom gnus-nntp-server nil
857 "*The name of the host running the NNTP server.
858 This variable is semi-obsolete. Use the `gnus-select-method'
861 :type '(choice (const :tag "disable" nil)
864 (defcustom gnus-secondary-select-methods nil
865 "A list of secondary methods that will be used for reading news.
866 This is a list where each element is a complete select method (see
867 `gnus-select-method').
869 If, for instance, you want to read your mail with the nnml backend,
870 you could set this variable:
872 \(setq gnus-secondary-select-methods '((nnml \"\")))"
874 :type '(repeat gnus-select-method))
876 (defvar gnus-backup-default-subscribed-newsgroups
877 '("news.announce.newusers" "news.groups.questions" "gnu.emacs.gnus")
878 "Default default new newsgroups the first time Gnus is run.
879 Should be set in paths.el, and shouldn't be touched by the user.")
881 (defcustom gnus-local-domain nil
882 "Local domain name without a host name.
883 The DOMAINNAME environment variable is used instead if it is defined.
884 If the `system-name' function returns the full Internet name, there is
885 no need to set this variable."
887 :type '(choice (const :tag "default" nil)
890 (defvar gnus-local-organization nil
891 "String with a description of what organization (if any) the user belongs to.
892 Obsolete variable; use `message-user-organization' instead.")
894 ;; Customization variables
896 (defcustom gnus-refer-article-method nil
897 "Preferred method for fetching an article by Message-ID.
898 If you are reading news from the local spool (with nnspool), fetching
899 articles by Message-ID is painfully slow. By setting this method to an
900 nntp method, you might get acceptable results.
902 The value of this variable must be a valid select method as discussed
903 in the documentation of `gnus-select-method'."
905 :type '(choice (const :tag "default" nil)
908 (defcustom gnus-group-faq-directory
909 '("/ftp@mirrors.aol.com:/pub/rtfm/usenet/"
910 "/ftp@sunsite.auc.dk:/pub/usenet/"
911 "/ftp@sunsite.doc.ic.ac.uk:/pub/usenet/news-faqs/"
912 "/ftp@src.doc.ic.ac.uk:/usenet/news-FAQS/"
913 "/ftp@ftp.seas.gwu.edu:/pub/rtfm/"
914 "/ftp@rtfm.mit.edu:/pub/usenet/"
915 "/ftp@ftp.uni-paderborn.de:/pub/FAQ/"
916 "/ftp@ftp.sunet.se:/pub/usenet/"
917 "/ftp@nctuccca.edu.tw:/USENET/FAQ/"
918 "/ftp@hwarang.postech.ac.kr:/pub/usenet/"
919 "/ftp@ftp.hk.super.net:/mirror/faqs/")
920 "*Directory where the group FAQs are stored.
921 This will most commonly be on a remote machine, and the file will be
924 This variable can also be a list of directories. In that case, the
925 first element in the list will be used by default. The others can
926 be used when being prompted for a site.
928 Note that Gnus uses an aol machine as the default directory. If this
929 feels fundamentally unclean, just think of it as a way to finally get
930 something of value back from them.
932 If the default site is too slow, try one of these:
934 North America: mirrors.aol.com /pub/rtfm/usenet
935 ftp.seas.gwu.edu /pub/rtfm
936 rtfm.mit.edu /pub/usenet
937 Europe: ftp.uni-paderborn.de /pub/FAQ
938 src.doc.ic.ac.uk /usenet/news-FAQS
939 ftp.sunet.se /pub/usenet
940 sunsite.auc.dk /pub/usenet
941 Asia: nctuccca.edu.tw /USENET/FAQ
942 hwarang.postech.ac.kr /pub/usenet
943 ftp.hk.super.net /mirror/faqs"
944 :group 'gnus-group-various
945 :type '(choice directory
948 (defcustom gnus-use-cross-reference t
949 "*Non-nil means that cross referenced articles will be marked as read.
950 If nil, ignore cross references. If t, mark articles as read in
951 subscribed newsgroups. If neither t nor nil, mark as read in all
954 :type '(choice (const :tag "off" nil)
955 (const :tag "subscribed" t)
959 (defcustom gnus-process-mark ?#
961 :group 'gnus-group-visual
962 :group 'gnus-summary-marks
965 (defcustom gnus-asynchronous nil
966 "*If non-nil, Gnus will supply backends with data needed for async article fetching."
967 :group 'gnus-asynchronous
970 (defcustom gnus-large-newsgroup 200
971 "*The number of articles which indicates a large newsgroup.
972 If the number of articles in a newsgroup is greater than this value,
973 confirmation is required for selecting the newsgroup."
974 :group 'gnus-group-select
977 (defcustom gnus-use-long-file-name (not (memq system-type '(usg-unix-v xenix)))
978 "*Non-nil means that the default name of a file to save articles in is the group name.
979 If it's nil, the directory form of the group name is used instead.
981 If this variable is a list, and the list contains the element
982 `not-score', long file names will not be used for score files; if it
983 contains the element `not-save', long file names will not be used for
984 saving; and if it contains the element `not-kill', long file names
985 will not be used for kill files.
987 Note that the default for this variable varies according to what system
988 type you're using. On `usg-unix-v' and `xenix' this variable defaults
989 to nil while on all other systems it defaults to t."
993 (defcustom gnus-kill-files-directory gnus-directory
994 "*Name of the directory where kill files will be stored (default \"~/News\")."
995 :group 'gnus-score-files
996 :group 'gnus-score-kill
999 (defcustom gnus-save-score nil
1000 "*If non-nil, save group scoring info."
1001 :group 'gnus-score-various
1005 (defcustom gnus-use-undo t
1006 "*If non-nil, allow undoing in Gnus group mode buffers."
1010 (defcustom gnus-use-adaptive-scoring nil
1011 "*If non-nil, use some adaptive scoring scheme.
1012 If a list, then the values `word' and `line' are meaningful. The
1013 former will perform adaption on individual words in the subject
1014 header while `line' will perform adaption on several headers."
1016 :group 'gnus-score-adapt
1017 :type '(set (const word) (const line)))
1019 (defcustom gnus-use-cache 'passive
1020 "*If nil, Gnus will ignore the article cache.
1021 If `passive', it will allow entering (and reading) articles
1022 explicitly entered into the cache. If anything else, use the
1023 cache to the full extent of the law."
1026 :type '(choice (const :tag "off" nil)
1027 (const :tag "passive" passive)
1028 (const :tag "active" t)))
1030 (defcustom gnus-use-trees nil
1031 "*If non-nil, display a thread tree buffer."
1035 (defcustom gnus-use-grouplens nil
1036 "*If non-nil, use GroupLens ratings."
1040 (defcustom gnus-keep-backlog nil
1041 "*If non-nil, Gnus will keep read articles for later re-retrieval.
1042 If it is a number N, then Gnus will only keep the last N articles
1043 read. If it is neither nil nor a number, Gnus will keep all read
1044 articles. This is not a good idea."
1046 :type '(choice (const :tag "off" nil)
1051 (defcustom gnus-use-nocem nil
1052 "*If non-nil, Gnus will read NoCeM cancel messages."
1056 (defcustom gnus-suppress-duplicates nil
1057 "*If non-nil, Gnus will mark duplicate copies of the same article as read."
1061 (defcustom gnus-use-demon nil
1062 "If non-nil, Gnus might use some demons."
1066 (defcustom gnus-use-scoring t
1067 "*If non-nil, enable scoring."
1071 (defcustom gnus-use-picons nil
1072 "*If non-nil, display picons."
1076 (defcustom gnus-summary-prepare-exit-hook
1077 '(gnus-summary-expire-articles)
1078 "*A hook called when preparing to exit from the summary buffer.
1079 It calls `gnus-summary-expire-articles' by default."
1080 :group 'gnus-summary-exit
1083 (defcustom gnus-novice-user t
1084 "*Non-nil means that you are a usenet novice.
1085 If non-nil, verbose messages may be displayed and confirmations may be
1090 (defcustom gnus-expert-user nil
1091 "*Non-nil means that you will never be asked for confirmation about anything.
1092 That doesn't mean *anything* anything; particularly destructive
1093 commands will still require prompting."
1097 (defcustom gnus-interactive-catchup t
1098 "*If non-nil, require your confirmation when catching up a group."
1099 :group 'gnus-group-select
1102 (defcustom gnus-interactive-exit t
1103 "*If non-nil, require your confirmation when exiting Gnus."
1107 (defcustom gnus-extract-address-components 'gnus-extract-address-components
1108 "*Function for extracting address components from a From header.
1110 `gnus-extract-address-components' is a quite fast, and too simplistic.
1111 `mail-extract-address-components' works much better, but is slower.
1112 `std11-extract-address-components' also works better, and less slower."
1113 :group 'gnus-summary-format
1114 :type '(radio (function-item gnus-extract-address-components)
1115 (function-item mail-extract-address-components)
1116 (function-item std11-extract-address-components)
1117 (function :tag "Other")))
1119 (defcustom gnus-carpal nil
1120 "*If non-nil, display clickable icons."
1124 (defcustom gnus-shell-command-separator ";"
1125 "String used to separate to shell commands."
1129 (defcustom gnus-valid-select-methods
1130 '(("nntp" post address prompt-address physical-address)
1131 ("nnspool" post address)
1132 ("nnvirtual" post-mail virtual prompt-address)
1133 ("nnmbox" mail respool address)
1134 ("nnml" mail respool address)
1135 ("nnmh" mail respool address)
1136 ("nndir" post-mail prompt-address physical-address)
1137 ("nneething" none address prompt-address physical-address)
1138 ("nndoc" none address prompt-address)
1139 ("nnbabyl" mail address respool)
1140 ("nnkiboze" post virtual)
1141 ("nnsoup" post-mail address)
1142 ("nndraft" post-mail)
1143 ("nnfolder" mail respool address)
1144 ("nngateway" post-mail address prompt-address physical-address)
1147 ("nnagent" post-mail))
1148 "*An alist of valid select methods.
1149 The first element of each list lists should be a string with the name
1150 of the select method. The other elements may be the category of
1151 this method (i. e., `post', `mail', `none' or whatever) or other
1152 properties that this method has (like being respoolable).
1153 If you implement a new select method, all you should have to change is
1154 this variable. I think."
1156 :type '(repeat (group (string :tag "Name")
1157 (radio-button-choice (const :format "%v " post)
1158 (const :format "%v " mail)
1159 (const :format "%v " none)
1161 (checklist :inline t
1162 (const :format "%v " address)
1163 (const :format "%v " prompt-address)
1164 (const :format "%v " physical-address)
1165 (const :format "%v " virtual)
1168 (define-widget 'gnus-select-method 'list
1169 "Widget for entering a select method."
1170 :args `((choice :tag "Method"
1171 ,@(mapcar (lambda (entry)
1172 (list 'const :format "%v\n"
1173 (intern (car entry))))
1174 gnus-valid-select-methods))
1175 (string :tag "Address")
1176 (editable-list :inline t
1179 (sexp :tag "Value")))))
1181 (defcustom gnus-updated-mode-lines '(group article summary tree)
1182 "List of buffers that should update their mode lines.
1183 The list may contain the symbols `group', `article', `tree' and
1184 `summary'. If the corresponding symbol is present, Gnus will keep
1185 that mode line updated with information that may be pertinent.
1186 If this variable is nil, screen refresh may be quicker."
1187 :group 'gnus-various
1188 :type '(set (const group)
1193 ;; Added by Keinonen Kari <kk85613@cs.tut.fi>.
1194 (defcustom gnus-mode-non-string-length nil
1195 "*Max length of mode-line non-string contents.
1196 If this is nil, Gnus will take space as is needed, leaving the rest
1197 of the modeline intact. Note that the default of nil is unlikely
1198 to be desirable; see the manual for further details."
1199 :group 'gnus-various
1200 :type '(choice (const nil)
1203 (defcustom gnus-auto-expirable-newsgroups nil
1204 "*Groups in which to automatically mark read articles as expirable.
1205 If non-nil, this should be a regexp that should match all groups in
1206 which to perform auto-expiry. This only makes sense for mail groups."
1207 :group 'nnmail-expire
1208 :type '(choice (const nil)
1211 (defcustom gnus-total-expirable-newsgroups nil
1212 "*Groups in which to perform expiry of all read articles.
1213 Use with extreme caution. All groups that match this regexp will be
1214 expiring - which means that all read articles will be deleted after
1215 \(say) one week. (This only goes for mail groups and the like, of
1217 :group 'nnmail-expire
1218 :type '(choice (const nil)
1221 (defcustom gnus-group-uncollapsed-levels 1
1222 "Number of group name elements to leave alone when making a short group name."
1223 :group 'gnus-group-visual
1226 (defcustom gnus-group-use-permanent-levels nil
1227 "*If non-nil, once you set a level, Gnus will use this level."
1228 :group 'gnus-group-levels
1233 (defcustom gnus-load-hook nil
1234 "A hook run while Gnus is loaded."
1238 (defcustom gnus-apply-kill-hook '(gnus-apply-kill-file)
1239 "A hook called to apply kill files to a group.
1240 This hook is intended to apply a kill file to the selected newsgroup.
1241 The function `gnus-apply-kill-file' is called by default.
1243 Since a general kill file is too heavy to use only for a few
1244 newsgroups, I recommend you to use a lighter hook function. For
1245 example, if you'd like to apply a kill file to articles which contains
1246 a string `rmgroup' in subject in newsgroup `control', you can use the
1249 (setq gnus-apply-kill-hook
1252 (cond ((string-match \"control\" gnus-newsgroup-name)
1253 (gnus-kill \"Subject\" \"rmgroup\")
1254 (gnus-expunge \"X\"))))))"
1255 :group 'gnus-score-kill
1256 :options '(gnus-apply-kill-file)
1259 (defcustom gnus-group-change-level-function nil
1260 "Function run when a group level is changed.
1261 It is called with three parameters -- GROUP, LEVEL and OLDLEVEL."
1262 :group 'gnus-group-level
1267 (defcustom gnus-visual
1268 '(summary-highlight group-highlight article-highlight
1270 summary-menu group-menu article-menu
1271 tree-highlight menu highlight
1272 browse-menu server-menu
1273 page-marker tree-menu binary-menu pick-menu
1275 "*Enable visual features.
1276 If `visual' is disabled, there will be no menus and few faces. Most of
1277 the visual customization options below will be ignored. Gnus will use
1278 less space and be faster as a result.
1280 This variable can also be a list of visual elements to switch on. For
1281 instance, to switch off all visual things except menus, you can say:
1283 (setq gnus-visual '(menu))
1285 Valid elements include `summary-highlight', `group-highlight',
1286 `article-highlight', `mouse-face', `summary-menu', `group-menu',
1287 `article-menu', `tree-highlight', `menu', `highlight', `browse-menu',
1288 `server-menu', `page-marker', `tree-menu', `binary-menu', `pick-menu',
1289 and `grouplens-menu'."
1292 :type '(set (const summary-highlight)
1293 (const group-highlight)
1294 (const article-highlight)
1296 (const summary-menu)
1298 (const article-menu)
1299 (const tree-highlight)
1308 (const grouplens-menu)))
1310 (defcustom gnus-mouse-face
1312 (if (gnus-visual-p 'mouse-face 'highlight)
1313 (if (boundp 'gnus-mouse-face)
1314 (or gnus-mouse-face 'highlight)
1318 "*Face used for group or summary buffer mouse highlighting.
1319 The line beneath the mouse pointer will be highlighted with this
1324 (defcustom gnus-article-display-hook
1325 (if (and (string-match "XEmacs" emacs-version)
1327 '(gnus-article-hide-headers-if-wanted
1328 gnus-article-hide-boring-headers
1329 gnus-article-treat-overstrike
1330 gnus-article-maybe-highlight
1331 gnus-article-display-x-face)
1332 '(gnus-article-hide-headers-if-wanted
1333 gnus-article-hide-boring-headers
1334 gnus-article-treat-overstrike
1335 gnus-article-maybe-highlight))
1336 "*Controls how the article buffer will look.
1338 If you leave the list empty, the article will appear exactly as it is
1339 stored on the disk. The list entries will hide or highlight various
1340 parts of the article, making it easier to find the information you
1342 :group 'gnus-article-highlight
1345 :options '(gnus-article-add-buttons
1346 gnus-article-add-buttons-to-head
1347 gnus-article-emphasize
1348 gnus-article-fill-cited-article
1349 gnus-article-remove-cr
1350 gnus-summary-stop-page-breaking
1351 ;; gnus-summary-caesar-message
1352 ;; gnus-summary-verbose-headers
1353 gnus-summary-toggle-mime
1355 gnus-article-hide-headers
1356 gnus-article-hide-boring-headers
1357 gnus-article-hide-signature
1358 gnus-article-hide-citation
1359 gnus-article-hide-pgp
1360 gnus-article-hide-pem
1361 gnus-article-highlight
1362 gnus-article-highlight-headers
1363 gnus-article-highlight-citation
1364 gnus-article-highlight-signature
1365 gnus-article-date-ut
1366 gnus-article-date-local
1367 gnus-article-date-lapsed
1368 gnus-article-date-original
1369 gnus-article-remove-trailing-blank-lines
1370 gnus-article-strip-leading-blank-lines
1371 gnus-article-strip-multiple-blank-lines
1372 gnus-article-strip-blank-lines
1373 gnus-article-treat-overstrike
1374 gnus-article-display-x-face
1375 gnus-smiley-display))
1377 (defcustom gnus-article-save-directory gnus-directory
1378 "*Name of the directory articles will be saved in (default \"~/News\")."
1379 :group 'gnus-article-saving
1382 (defvar gnus-plugged t
1383 "Whether Gnus is plugged or not.")
1386 ;;; Internal variables
1388 (defvar gnus-group-get-parameter-function 'gnus-group-get-parameter)
1389 (defvar gnus-original-article-buffer " *Original Article*")
1390 (defvar gnus-newsgroup-name nil)
1391 (defvar gnus-ephemeral-servers nil)
1393 (defvar gnus-agent nil
1394 "Whether we want to use the Gnus agent or not.")
1396 (defvar gnus-command-method nil
1397 "Dynamically bound variable that says what the current backend is.")
1399 (defvar gnus-current-select-method nil
1400 "The current method for selecting a newsgroup.")
1402 (defvar gnus-tree-buffer "*Tree*"
1403 "Buffer where Gnus thread trees are displayed.")
1406 (defvar gnus-use-generic-from nil)
1408 ;; Variable holding the user answers to all method prompts.
1409 (defvar gnus-method-history nil)
1411 ;; Variable holding the user answers to all mail method prompts.
1412 (defvar gnus-mail-method-history nil)
1414 ;; Variable holding the user answers to all group prompts.
1415 (defvar gnus-group-history nil)
1417 (defvar gnus-server-alist nil
1418 "List of available servers.")
1420 (defcustom gnus-cache-directory
1421 (nnheader-concat gnus-directory "cache/")
1422 "*The directory where cached articles will be stored."
1426 (defvar gnus-predefined-server-alist
1429 (nnspool-spool-directory gnus-cache-directory)
1430 (nnspool-nov-directory gnus-cache-directory)
1431 (nnspool-active-file
1432 (nnheader-concat gnus-cache-directory "active")))))
1433 "List of predefined (convenience) servers.")
1435 (defvar gnus-topic-indentation "") ;; Obsolete variable.
1437 (defconst gnus-article-mark-lists
1438 '((marked . tick) (replied . reply)
1439 (expirable . expire) (killed . killed)
1440 (bookmarks . bookmark) (dormant . dormant)
1441 (scored . score) (saved . save)
1442 (cached . cache) (downloadable . download)
1443 (unsendable . unsend)))
1445 (defvar gnus-headers-retrieved-by nil)
1446 (defvar gnus-article-reply nil)
1447 (defvar gnus-override-method nil)
1448 (defvar gnus-article-check-size nil)
1449 (defvar gnus-opened-servers nil)
1451 (defvar gnus-current-kill-article nil)
1453 (defvar gnus-have-read-active-file nil)
1455 (defconst gnus-maintainer
1456 "bugs@gnus.org (The Gnus Bugfixing Girls + Boys)"
1457 "The mail address of the Gnus maintainers.")
1459 (defvar gnus-info-nodes
1460 '((gnus-group-mode "(gnus)The Group Buffer")
1461 (gnus-summary-mode "(gnus)The Summary Buffer")
1462 (gnus-article-mode "(gnus)The Article Buffer")
1463 (mime/viewer-mode "(gnus)The Article Buffer")
1464 (gnus-server-mode "(gnus)The Server Buffer")
1465 (gnus-browse-mode "(gnus)Browse Foreign Server")
1466 (gnus-tree-mode "(gnus)Tree Display"))
1467 "Alist of major modes and related Info nodes.")
1469 (defvar gnus-group-buffer "*Group*")
1470 (defvar gnus-summary-buffer "*Summary*")
1471 (defvar gnus-article-buffer "*Article*")
1472 (defvar gnus-server-buffer "*Server*")
1474 (defvar gnus-buffer-list nil
1475 "Gnus buffers that should be killed on exit.")
1477 (defvar gnus-slave nil
1478 "Whether this Gnus is a slave or not.")
1480 (defvar gnus-batch-mode nil
1481 "Whether this Gnus is running in batch mode or not.")
1483 (defvar gnus-variable-list
1484 '(gnus-newsrc-options gnus-newsrc-options-n
1485 gnus-newsrc-last-checked-date
1486 gnus-newsrc-alist gnus-server-alist
1487 gnus-killed-list gnus-zombie-list
1488 gnus-topic-topology gnus-topic-alist
1490 "Gnus variables saved in the quick startup file.")
1492 (defvar gnus-newsrc-alist nil
1493 "Assoc list of read articles.
1494 gnus-newsrc-hashtb should be kept so that both hold the same information.")
1496 (defvar gnus-newsrc-hashtb nil
1497 "Hashtable of gnus-newsrc-alist.")
1499 (defvar gnus-killed-list nil
1500 "List of killed newsgroups.")
1502 (defvar gnus-killed-hashtb nil
1503 "Hash table equivalent of gnus-killed-list.")
1505 (defvar gnus-zombie-list nil
1506 "List of almost dead newsgroups.")
1508 (defvar gnus-description-hashtb nil
1509 "Descriptions of newsgroups.")
1511 (defvar gnus-list-of-killed-groups nil
1512 "List of newsgroups that have recently been killed by the user.")
1514 (defvar gnus-active-hashtb nil
1515 "Hashtable of active articles.")
1517 (defvar gnus-moderated-hashtb nil
1518 "Hashtable of moderated newsgroups.")
1520 ;; Save window configuration.
1521 (defvar gnus-prev-winconf nil)
1523 (defvar gnus-reffed-article-number nil)
1525 ;;; Let the byte-compiler know that we know about this variable.
1526 (defvar rmail-default-rmail-file)
1528 (defvar gnus-dead-summary nil)
1530 ;;; End of variables.
1532 ;; Define some autoload functions Gnus might use.
1535 ;; This little mapcar goes through the list below and marks the
1536 ;; symbols in question as autoloaded functions.
1539 (let ((interactive (nth 1 (memq ':interactive package))))
1543 (when (consp function)
1544 (setq keymap (car (memq 'keymap function)))
1545 (setq function (car function)))
1546 (autoload function (car package) nil interactive keymap)))
1547 (if (eq (nth 1 package) ':interactive)
1550 '(("info" Info-goto-node)
1551 ("hexl" hexl-hex-string-to-integer)
1552 ("pp" pp pp-to-string pp-eval-expression)
1553 ("ps-print" ps-print-preprint)
1554 ("mail-extr" mail-extract-address-components)
1555 ("browse-url" browse-url)
1556 ("message" :interactive t
1557 message-send-and-exit message-yank-original)
1558 ("nnmail" nnmail-split-fancy nnmail-article-group nnmail-date-to-time)
1559 ("nnvirtual" nnvirtual-catchup-group nnvirtual-convert-headers)
1560 ("timezone" timezone-make-date-arpa-standard timezone-fix-time
1561 timezone-make-sortable-date timezone-make-time-string)
1562 ("rmailout" rmail-output)
1563 ("rmail" rmail-insert-rmail-file-header rmail-count-new-messages
1565 ("gnus-audio" :interactive t gnus-audio-play)
1566 ("gnus-xmas" gnus-xmas-splash)
1567 ("gnus-soup" :interactive t
1568 gnus-group-brew-soup gnus-brew-soup gnus-soup-add-article
1569 gnus-soup-send-replies gnus-soup-save-areas gnus-soup-pack-packet)
1570 ("nnsoup" nnsoup-pack-replies)
1571 ("score-mode" :interactive t gnus-score-mode)
1572 ("gnus-mh" gnus-summary-save-article-folder
1573 gnus-Folder-save-name gnus-folder-save-name)
1574 ("gnus-mh" :interactive t gnus-summary-save-in-folder)
1575 ("gnus-demon" gnus-demon-add-nocem gnus-demon-add-scanmail
1576 gnus-demon-add-rescan gnus-demon-add-scan-timestamps
1577 gnus-demon-add-disconnection gnus-demon-add-handler
1578 gnus-demon-remove-handler)
1579 ("gnus-demon" :interactive t
1580 gnus-demon-init gnus-demon-cancel)
1581 ("gnus-salt" gnus-highlight-selected-tree gnus-possibly-generate-tree
1582 gnus-tree-open gnus-tree-close gnus-carpal-setup-buffer)
1583 ("gnus-nocem" gnus-nocem-scan-groups gnus-nocem-close
1584 gnus-nocem-unwanted-article-p)
1585 ("gnus-srvr" gnus-enter-server-buffer gnus-server-set-info
1586 gnus-server-server-name)
1587 ("gnus-srvr" gnus-browse-foreign-server)
1588 ("gnus-cite" :interactive t
1589 gnus-article-highlight-citation gnus-article-hide-citation-maybe
1590 gnus-article-hide-citation gnus-article-fill-cited-article
1591 gnus-article-hide-citation-in-followups)
1592 ("gnus-kill" gnus-kill gnus-apply-kill-file-internal
1593 gnus-kill-file-edit-file gnus-kill-file-raise-followups-to-author
1594 gnus-execute gnus-expunge)
1595 ("gnus-cache" gnus-cache-possibly-enter-article gnus-cache-save-buffers
1596 gnus-cache-possibly-remove-articles gnus-cache-request-article
1597 gnus-cache-retrieve-headers gnus-cache-possibly-alter-active
1598 gnus-cache-enter-remove-article gnus-cached-article-p
1599 gnus-cache-open gnus-cache-close gnus-cache-update-article)
1600 ("gnus-cache" :interactive t gnus-jog-cache gnus-cache-enter-article
1601 gnus-cache-remove-article gnus-summary-insert-cached-articles)
1602 ("gnus-score" :interactive t
1603 gnus-summary-increase-score gnus-summary-set-score
1604 gnus-summary-raise-thread gnus-summary-raise-same-subject
1605 gnus-summary-raise-score gnus-summary-raise-same-subject-and-select
1606 gnus-summary-lower-thread gnus-summary-lower-same-subject
1607 gnus-summary-lower-score gnus-summary-lower-same-subject-and-select
1608 gnus-summary-current-score gnus-score-default
1609 gnus-score-flush-cache gnus-score-close
1610 gnus-possibly-score-headers gnus-score-followup-article
1611 gnus-score-followup-thread)
1613 (gnus-summary-score-map keymap) gnus-score-save gnus-score-headers
1614 gnus-current-score-file-nondirectory gnus-score-adaptive
1615 gnus-score-find-trace gnus-score-file-name)
1616 ("gnus-cus" :interactive t gnus-group-customize gnus-score-customize)
1617 ("gnus-topic" :interactive t gnus-topic-mode)
1618 ("gnus-topic" gnus-topic-remove-group gnus-topic-set-parameters)
1619 ("gnus-salt" :interactive t gnus-pick-mode gnus-binary-mode)
1620 ("gnus-uu" (gnus-uu-extract-map keymap) (gnus-uu-mark-map keymap))
1621 ("gnus-uu" :interactive t
1622 gnus-uu-digest-mail-forward gnus-uu-digest-post-forward
1623 gnus-uu-mark-series gnus-uu-mark-region gnus-uu-mark-buffer
1624 gnus-uu-mark-by-regexp gnus-uu-mark-all
1625 gnus-uu-mark-sparse gnus-uu-mark-thread gnus-uu-decode-uu
1626 gnus-uu-decode-uu-and-save gnus-uu-decode-unshar
1627 gnus-uu-decode-unshar-and-save gnus-uu-decode-save
1628 gnus-uu-decode-binhex gnus-uu-decode-uu-view
1629 gnus-uu-decode-uu-and-save-view gnus-uu-decode-unshar-view
1630 gnus-uu-decode-unshar-and-save-view gnus-uu-decode-save-view
1631 gnus-uu-decode-binhex-view gnus-uu-unmark-thread)
1632 ("gnus-uu" gnus-uu-delete-work-dir gnus-quote-arg-for-sh-or-csh
1633 gnus-uu-unmark-thread)
1634 ("gnus-msg" (gnus-summary-send-map keymap)
1635 gnus-article-mail gnus-copy-article-buffer gnus-extended-version)
1636 ("gnus-msg" :interactive t
1637 gnus-group-post-news gnus-group-mail gnus-summary-post-news
1638 gnus-summary-followup gnus-summary-followup-with-original
1639 gnus-summary-cancel-article gnus-summary-supersede-article
1640 gnus-post-news gnus-summary-reply gnus-summary-reply-with-original
1641 gnus-summary-mail-forward gnus-summary-mail-other-window
1642 gnus-summary-resend-message gnus-summary-resend-bounced-mail
1644 ("gnus-picon" :interactive t gnus-article-display-picons
1645 gnus-group-display-picons gnus-picons-article-display-x-face
1646 gnus-picons-display-x-face)
1647 ("gnus-gl" bbb-login bbb-logout bbb-grouplens-group-p
1648 gnus-grouplens-mode)
1649 ("smiley" :interactive t gnus-smiley-display)
1650 ("gnus-win" gnus-configure-windows gnus-add-configuration)
1651 ("gnus-sum" gnus-summary-insert-line gnus-summary-read-group
1652 gnus-list-of-unread-articles gnus-list-of-read-articles
1653 gnus-offer-save-summaries gnus-make-thread-indent-array
1654 gnus-summary-exit gnus-update-read-articles gnus-summary-last-subject
1655 gnus-summary-skip-intangible gnus-summary-article-number
1656 gnus-data-header gnus-data-find)
1657 ("gnus-group" gnus-group-insert-group-line gnus-group-quit
1658 gnus-group-list-groups gnus-group-first-unread-group
1659 gnus-group-set-mode-line gnus-group-set-info gnus-group-save-newsrc
1660 gnus-group-setup-buffer gnus-group-get-new-news
1661 gnus-group-make-help-group gnus-group-update-group
1662 gnus-clear-inboxes-moved gnus-group-iterate
1663 gnus-group-group-name)
1664 ("gnus-bcklg" gnus-backlog-request-article gnus-backlog-enter-article
1665 gnus-backlog-remove-article)
1666 ("gnus-art" gnus-article-read-summary-keys gnus-article-save
1667 gnus-article-prepare gnus-article-set-window-start
1668 gnus-article-next-page gnus-article-prev-page
1669 gnus-request-article-this-buffer gnus-article-mode
1670 gnus-article-setup-buffer gnus-narrow-to-page
1671 gnus-article-delete-invisible-text gnus-hack-decode-rfc1522)
1672 ("gnus-art" :interactive t
1673 gnus-article-hide-headers gnus-article-hide-boring-headers
1674 gnus-article-treat-overstrike gnus-article-word-wrap
1675 gnus-article-remove-cr gnus-article-remove-trailing-blank-lines
1676 gnus-article-display-x-face
1677 gnus-article-mime-decode-quoted-printable gnus-article-hide-pgp
1678 gnus-article-hide-pem gnus-article-hide-signature
1679 gnus-article-strip-leading-blank-lines gnus-article-date-local
1680 gnus-article-date-original gnus-article-date-lapsed
1681 gnus-article-show-all-headers
1682 gnus-article-edit-mode gnus-article-edit-article
1683 gnus-article-edit-done gnus-decode-rfc1522 article-decode-rfc1522
1684 gnus-start-date-timer gnus-stop-date-timer)
1685 ("gnus-int" gnus-request-type)
1686 ("gnus-start" gnus-newsrc-parse-options gnus-1 gnus-no-server-1
1687 gnus-dribble-enter gnus-read-init-file)
1688 ("gnus-dup" gnus-dup-suppress-articles gnus-dup-unsuppress-article
1689 gnus-dup-enter-articles)
1690 ("gnus-range" gnus-copy-sequence)
1691 ("gnus-eform" gnus-edit-form)
1692 ("gnus-move" :interactive t
1693 gnus-group-move-group-to-server gnus-change-server)
1694 ("gnus-logic" gnus-score-advanced)
1695 ("gnus-undo" gnus-undo-mode gnus-undo-register)
1696 ("gnus-async" gnus-async-request-fetched-article gnus-async-prefetch-next
1697 gnus-async-prefetch-article gnus-async-prefetch-remove-group
1698 gnus-async-halt-prefetch)
1699 ("gnus-agent" gnus-open-agent gnus-agent-get-function
1700 gnus-agent-save-groups gnus-agent-save-active gnus-agent-method-p
1701 gnus-agent-get-undownloaded-list gnus-agent-fetch-session
1702 gnus-summary-set-agent-mark gnus-agent-save-group-info)
1703 ("gnus-agent" :interactive t
1704 gnus-unplugged gnus-agentize gnus-agent-batch)
1705 ("gnus-vm" :interactive t gnus-summary-save-in-vm
1706 gnus-summary-save-article-vm)
1707 ("gnus-draft" :interactive t gnus-draft-mode gnus-group-send-drafts))))
1709 ;;; gnus-sum.el thingies
1712 (defcustom gnus-summary-line-format "%U%R%z%I%(%[%4L: %-20,20n%]%) %s\n"
1713 "*The format specification of the lines in the summary buffer.
1715 It works along the same lines as a normal formatting string,
1716 with some simple extensions.
1718 %N Article number, left padded with spaces (string)
1720 %s Subject if it is at the root of a thread, and \"\" otherwise (string)
1721 %n Name of the poster (string)
1722 %a Extracted name of the poster (string)
1723 %A Extracted address of the poster (string)
1724 %F Contents of the From: header (string)
1725 %x Contents of the Xref: header (string)
1726 %D Date of the article (string)
1727 %d Date of the article (string) in DD-MMM format
1728 %M Message-id of the article (string)
1729 %r References of the article (string)
1730 %c Number of characters in the article (integer)
1731 %L Number of lines in the article (integer)
1732 %I Indentation based on thread level (a string of spaces)
1733 %T A string with two possible values: 80 spaces if the article
1734 is on thread level two or larger and 0 spaces on level one
1735 %R \"A\" if this article has been replied to, \" \" otherwise (character)
1736 %U Status of this article (character, \"R\", \"K\", \"-\" or \" \")
1737 %[ Opening bracket (character, \"[\" or \"<\")
1738 %] Closing bracket (character, \"]\" or \">\")
1739 %> Spaces of length thread-level (string)
1740 %< Spaces of length (- 20 thread-level) (string)
1741 %i Article score (number)
1742 %z Article zcore (character)
1743 %t Number of articles under the current thread (number).
1744 %e Whether the thread is empty or not (character).
1745 %l GroupLens score (string).
1746 %V Total thread score (number).
1747 %P The line number (number).
1748 %O Download mark (character).
1749 %u User defined specifier. The next character in the format string should
1750 be a letter. Gnus will call the function gnus-user-format-function-X,
1751 where X is the letter following %u. The function will be passed the
1752 current header as argument. The function should return a string, which
1753 will be inserted into the summary just like information from any other
1756 Text between %( and %) will be highlighted with `gnus-mouse-face'
1757 when the mouse point is placed inside the area. There can only be one
1760 The %U (status), %R (replied) and %z (zcore) specs have to be handled
1761 with care. For reasons of efficiency, Gnus will compute what column
1762 these characters will end up in, and \"hard-code\" that. This means that
1763 it is illegal to have these specs after a variable-length spec. Well,
1764 you might not be arrested, but your summary buffer will look strange,
1765 which is bad enough.
1767 The smart choice is to have these specs as for to the left as
1770 This restriction may disappear in later versions of Gnus."
1772 :group 'gnus-summary-format)
1775 ;;; Skeleton keymaps
1778 (defun gnus-suppress-keymap (keymap)
1779 (suppress-keymap keymap)
1780 (let ((keys `([backspace] [delete] "\177" "\M-u"))) ;gnus-mouse-2
1782 (define-key keymap (pop keys) 'undefined))))
1784 (defvar gnus-article-mode-map
1785 (let ((keymap (make-keymap)))
1786 (gnus-suppress-keymap keymap)
1788 (defvar gnus-summary-mode-map
1789 (let ((keymap (make-keymap)))
1790 (gnus-suppress-keymap keymap)
1792 (defvar gnus-group-mode-map
1793 (let ((keymap (make-keymap)))
1794 (gnus-suppress-keymap keymap)
1799 ;; Fix by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
1800 ;; If you want the cursor to go somewhere else, set these two
1801 ;; functions in some startup hook to whatever you want.
1802 (defalias 'gnus-summary-position-point 'gnus-goto-colon)
1803 (defalias 'gnus-group-position-point 'gnus-goto-colon)
1805 ;;; Various macros and substs.
1807 (defun gnus-header-from (header)
1808 (mail-header-from header))
1810 (defmacro gnus-gethash (string hashtable)
1811 "Get hash value of STRING in HASHTABLE."
1812 `(symbol-value (intern-soft ,string ,hashtable)))
1814 (defmacro gnus-sethash (string value hashtable)
1815 "Set hash value. Arguments are STRING, VALUE, and HASHTABLE."
1816 `(set (intern ,string ,hashtable) ,value))
1817 (put 'gnus-sethash 'edebug-form-spec '(form form form))
1819 (defmacro gnus-group-unread (group)
1820 "Get the currently computed number of unread articles in GROUP."
1821 `(car (gnus-gethash ,group gnus-newsrc-hashtb)))
1823 (defmacro gnus-group-entry (group)
1824 "Get the newsrc entry for GROUP."
1825 `(gnus-gethash ,group gnus-newsrc-hashtb))
1827 (defmacro gnus-active (group)
1828 "Get active info on GROUP."
1829 `(gnus-gethash ,group gnus-active-hashtb))
1831 (defmacro gnus-set-active (group active)
1832 "Set GROUP's active info."
1833 `(gnus-sethash ,group ,active gnus-active-hashtb))
1835 ;; Info access macros.
1837 (defmacro gnus-info-group (info)
1839 (defmacro gnus-info-rank (info)
1841 (defmacro gnus-info-read (info)
1843 (defmacro gnus-info-marks (info)
1845 (defmacro gnus-info-method (info)
1847 (defmacro gnus-info-params (info)
1850 (defmacro gnus-info-level (info)
1851 `(let ((rank (gnus-info-rank ,info)))
1855 (defmacro gnus-info-score (info)
1856 `(let ((rank (gnus-info-rank ,info)))
1857 (or (and (consp rank) (cdr rank)) 0)))
1859 (defmacro gnus-info-set-group (info group)
1860 `(setcar ,info ,group))
1861 (defmacro gnus-info-set-rank (info rank)
1862 `(setcar (nthcdr 1 ,info) ,rank))
1863 (defmacro gnus-info-set-read (info read)
1864 `(setcar (nthcdr 2 ,info) ,read))
1865 (defmacro gnus-info-set-marks (info marks &optional extend)
1867 `(gnus-info-set-entry ,info ,marks 3)
1868 `(setcar (nthcdr 3 ,info) ,marks)))
1869 (defmacro gnus-info-set-method (info method &optional extend)
1871 `(gnus-info-set-entry ,info ,method 4)
1872 `(setcar (nthcdr 4 ,info) ,method)))
1873 (defmacro gnus-info-set-params (info params &optional extend)
1875 `(gnus-info-set-entry ,info ,params 5)
1876 `(setcar (nthcdr 5 ,info) ,params)))
1878 (defun gnus-info-set-entry (info entry number)
1879 ;; Extend the info until we have enough elements.
1880 (while (<= (length info) number)
1881 (nconc info (list nil)))
1883 (setcar (nthcdr number info) entry))
1885 (defmacro gnus-info-set-level (info level)
1886 `(let ((rank (cdr ,info)))
1887 (if (consp (car rank))
1888 (setcar (car rank) ,level)
1889 (setcar rank ,level))))
1890 (defmacro gnus-info-set-score (info score)
1891 `(let ((rank (cdr ,info)))
1892 (if (consp (car rank))
1893 (setcdr (car rank) ,score)
1894 (setcar rank (cons (car rank) ,score)))))
1896 (defmacro gnus-get-info (group)
1897 `(nth 2 (gnus-gethash ,group gnus-newsrc-hashtb)))
1899 ;; Byte-compiler warning.
1900 (defvar gnus-visual)
1901 ;; Find out whether the gnus-visual TYPE is wanted.
1902 (defun gnus-visual-p (&optional type class)
1903 (and gnus-visual ; Has to be non-nil, at least.
1904 (if (not type) ; We don't care about type.
1906 (if (listp gnus-visual) ; It's a list, so we check it.
1907 (or (memq type gnus-visual)
1908 (memq class gnus-visual))
1911 ;;; Load the compatability functions.
1920 (defvar gnus-shutdown-alist nil)
1922 (defun gnus-add-shutdown (function &rest symbols)
1923 "Run FUNCTION whenever one of SYMBOLS is shut down."
1924 (push (cons function symbols) gnus-shutdown-alist))
1926 (defun gnus-shutdown (symbol)
1927 "Shut down everything that waits for SYMBOL."
1928 (let ((alist gnus-shutdown-alist)
1930 (while (setq entry (pop alist))
1931 (when (memq symbol (cdr entry))
1932 (funcall (car entry))))))
1936 ;;; Gnus Utility Functions
1939 (defmacro gnus-string-or (&rest strings)
1940 "Return the first element of STRINGS that is a non-blank string.
1941 STRINGS will be evaluated in normal `or' order."
1942 `(gnus-string-or-1 ',strings))
1944 (defun gnus-string-or-1 (strings)
1947 (setq string (eval (pop strings)))
1948 (if (string-match "^[ \t]*$" string)
1950 (setq strings nil)))
1953 ;; Add the current buffer to the list of buffers to be killed on exit.
1954 (defun gnus-add-current-to-buffer-list ()
1955 (or (memq (current-buffer) gnus-buffer-list)
1956 (push (current-buffer) gnus-buffer-list)))
1958 (defun gnus-version (&optional arg)
1959 "Version number of this version of Gnus.
1960 If ARG, insert string at point."
1962 (let ((methods gnus-valid-select-methods)
1965 ;; Go through all the legal select methods and add their version
1966 ;; numbers to the total version string. Only the backends that are
1967 ;; currently in use will have their message numbers taken into
1970 (setq meth (intern (concat (caar methods) "-version")))
1972 (stringp (symbol-value meth))
1973 (setq mess (concat mess "; " (symbol-value meth))))
1974 (setq methods (cdr methods)))
1976 (insert (message mess))
1979 (defun gnus-continuum-version (version)
1980 "Return VERSION as a floating point number."
1981 (when (or (string-match "^\\([^ ]+\\)? ?Gnus v?\\([0-9.]+\\)$" version)
1982 (string-match "^\\(.?\\)gnus-\\([0-9.]+\\)$" version))
1983 (let* ((alpha (and (match-beginning 1) (match-string 1 version)))
1984 (number (match-string 2 version))
1986 (string-match "\\([0-9]\\)\\.\\([0-9]+\\)\\.?\\([0-9]+\\)?" number)
1987 (setq major (string-to-number (match-string 1 number)))
1988 (setq minor (string-to-number (match-string 2 number)))
1989 (setq least (if (match-beginning 3)
1990 (string-to-number (match-string 3 number))
1994 (format "%s00%02d%02d"
1996 ((member alpha '("(ding)" "d")) "4.99")
1997 ((member alpha '("September" "s")) "5.01")
1998 ((member alpha '("Red" "r")) "5.03"))
2000 (format "%d.%02d%02d" major minor least))))))
2002 (defun gnus-info-find-node ()
2003 "Find Info documentation of Gnus."
2005 ;; Enlarge info window if needed.
2006 (let (gnus-info-buffer)
2007 (Info-goto-node (cadr (assq major-mode gnus-info-nodes)))
2008 (setq gnus-info-buffer (current-buffer))
2009 (gnus-configure-windows 'info)))
2012 ;;; gnus-interactive
2015 (defvar gnus-current-prefix-symbol nil
2016 "Current prefix symbol.")
2018 (defvar gnus-current-prefix-symbols nil
2019 "List of current prefix symbols.")
2021 (defun gnus-interactive (string &optional params)
2022 "Return a list that can be fed to `interactive'.
2023 See `interactive' for full documentation.
2025 Adds the following specs:
2027 y -- The current symbolic prefix.
2028 Y -- A list of the current symbolic prefix(es).
2029 A -- Article number.
2030 H -- Article header.
2034 (while (< i (length string))
2035 (string-match ".\\([^\n]*\\)\n?" string i)
2036 (setq c (aref string i))
2038 (setq prompt (match-string 1 string)))
2039 (setq i (match-end 0))
2040 ;; We basically emulate just about everything that
2041 ;; `interactive' does, but adds the "g" and "G" specs.
2045 (completing-read prompt obarray 'fboundp t))
2047 (read-buffer prompt (current-buffer) t))
2049 (read-buffer prompt (other-buffer (current-buffer))))
2053 (completing-read prompt obarray 'commandp t))
2057 (read-file-name prompt nil default-directory 'lambda))
2059 (read-file-name prompt nil nil 'lambda))
2061 (read-file-name prompt))
2063 (read-key-sequence prompt))
2065 (error "Not implemented spec"))
2067 (error "Not implemented spec"))
2071 (error "Not implemented spec"))
2073 (string-to-number (read-from-minibuffer prompt)))
2075 (prefix-numeric-value current-prefix-arg))
2081 (read-string prompt))
2083 (intern (read-string prompt)))
2085 (read-variable prompt))
2087 (read-minibuffer prompt))
2089 (eval-minibuffer prompt))
2090 ;; And here the new specs come.
2092 gnus-current-prefix-symbol)
2094 gnus-current-prefix-symbols)
2096 (gnus-group-group-name))
2098 (gnus-summary-skip-intangible)
2099 (or (get-text-property (point) 'gnus-number)
2100 (gnus-summary-last-subject)))
2102 (gnus-data-header (gnus-data-find (gnus-summary-article-number))))
2104 (error "Non-implemented spec")))
2108 (push (if (< (point) (mark) (point) (mark))) out)
2109 (push (if (> (point) (mark) (point) (mark))) out))))
2110 (setq out (delq 'gnus-prefix-nil out))
2113 (defun gnus-symbolic-argument (&optional arg)
2114 "Read a symbolic argument and a command, and then execute command."
2116 (let* ((in-command (this-command-keys))
2117 (command in-command)
2118 gnus-current-prefix-symbols
2119 gnus-current-prefix-symbol
2121 (while (equal in-command command)
2122 (message "%s-" (key-description (this-command-keys)))
2123 (push (intern (char-to-string (read-char))) syms)
2124 (setq command (read-key-sequence nil t)))
2125 (setq gnus-current-prefix-symbols (nreverse syms)
2126 gnus-current-prefix-symbol (car gnus-current-prefix-symbols))
2127 (call-interactively (key-binding command t))))
2129 ;;; More various functions.
2131 (defsubst gnus-check-backend-function (func group)
2132 "Check whether GROUP supports function FUNC.
2133 GROUP can either be a string (a group name) or a select method."
2135 (let ((method (if (stringp group)
2136 (car (gnus-find-method-for-group group))
2138 (unless (featurep method)
2140 (fboundp (intern (format "%s-%s" method func))))))
2142 (defun gnus-group-read-only-p (&optional group)
2143 "Check whether GROUP supports editing or not.
2144 If GROUP is nil, `gnus-newsgroup-name' will be checked instead. Note
2145 that that variable is buffer-local to the summary buffers."
2146 (let ((group (or group gnus-newsgroup-name)))
2147 (not (gnus-check-backend-function 'request-replace-article group))))
2149 (defun gnus-group-total-expirable-p (group)
2150 "Check whether GROUP is total-expirable or not."
2151 (let ((params (gnus-group-find-parameter group))
2154 ((memq 'total-expire params)
2156 ((setq val (assq 'total-expire params)) ; (auto-expire . t)
2158 (gnus-total-expirable-newsgroups ; Check var.
2159 (string-match gnus-total-expirable-newsgroups group)))))
2161 (defun gnus-group-auto-expirable-p (group)
2162 "Check whether GROUP is auto-expirable or not."
2163 (let ((params (gnus-group-find-parameter group))
2166 ((memq 'auto-expire params)
2168 ((setq val (assq 'auto-expire params)) ; (auto-expire . t)
2170 (gnus-auto-expirable-newsgroups ; Check var.
2171 (string-match gnus-auto-expirable-newsgroups group)))))
2173 (defun gnus-virtual-group-p (group)
2174 "Say whether GROUP is virtual or not."
2175 (memq 'virtual (assoc (symbol-name (car (gnus-find-method-for-group group)))
2176 gnus-valid-select-methods)))
2178 (defun gnus-news-group-p (group &optional article)
2179 "Return non-nil if GROUP (and ARTICLE) come from a news server."
2180 (or (gnus-member-of-valid 'post group) ; Ordinary news group.
2181 (and (gnus-member-of-valid 'post-mail group) ; Combined group.
2182 (if (or (null article)
2183 (not (< article 0)))
2184 (eq (gnus-request-type group article) 'news)
2185 (if (not (vectorp article))
2187 ;; It's a real article.
2188 (eq (gnus-request-type group (mail-header-id article))
2191 ;; Returns a list of writable groups.
2192 (defun gnus-writable-groups ()
2193 (let ((alist gnus-newsrc-alist)
2195 (while (setq group (car (pop alist)))
2196 (unless (gnus-group-read-only-p group)
2197 (push group groups)))
2200 ;; Check whether to use long file names.
2201 (defun gnus-use-long-file-name (symbol)
2202 ;; The variable has to be set...
2203 (and gnus-use-long-file-name
2204 ;; If it isn't a list, then we return t.
2205 (or (not (listp gnus-use-long-file-name))
2206 ;; If it is a list, and the list contains `symbol', we
2208 (not (memq symbol gnus-use-long-file-name)))))
2210 ;; Generate a unique new group name.
2211 (defun gnus-generate-new-group-name (leaf)
2214 (while (gnus-gethash name gnus-newsrc-hashtb)
2215 (setq name (concat leaf "<" (int-to-string (setq num (1+ num))) ">")))
2218 (defun gnus-ephemeral-group-p (group)
2219 "Say whether GROUP is ephemeral or not."
2220 (gnus-group-get-parameter group 'quit-config t))
2222 (defun gnus-group-quit-config (group)
2223 "Return the quit-config of GROUP."
2224 (gnus-group-get-parameter group 'quit-config t))
2226 (defun gnus-kill-ephemeral-group (group)
2227 "Remove ephemeral GROUP from relevant structures."
2228 (gnus-sethash group nil gnus-newsrc-hashtb))
2230 (defun gnus-simplify-mode-line ()
2231 "Make mode lines a bit simpler."
2232 (setq mode-line-modified (cdr gnus-mode-line-modified))
2233 (when (listp mode-line-format)
2234 (make-local-variable 'mode-line-format)
2235 (setq mode-line-format (copy-sequence mode-line-format))
2236 (when (equal (nth 3 mode-line-format) " ")
2237 (setcar (nthcdr 3 mode-line-format) " "))))
2239 ;;; Servers and groups.
2241 (defsubst gnus-server-add-address (method)
2242 (let ((method-name (symbol-name (car method))))
2243 (if (and (memq 'address (assoc method-name gnus-valid-select-methods))
2244 (not (assq (intern (concat method-name "-address")) method))
2245 (memq 'physical-address (assq (car method)
2246 gnus-valid-select-methods)))
2247 (append method (list (list (intern (concat method-name "-address"))
2251 (defsubst gnus-server-get-method (group method)
2252 ;; Input either a server name, and extended server name, or a
2253 ;; select method, and return a select method.
2254 (cond ((stringp method)
2255 (gnus-server-to-method method))
2256 ((equal method gnus-select-method)
2258 ((and (stringp (car method)) group)
2259 (gnus-server-extend-method group method))
2260 ((and method (not group)
2261 (equal (cadr method) ""))
2264 (gnus-server-add-address method))))
2266 (defun gnus-server-to-method (server)
2267 "Map virtual server names to select methods."
2269 ;; Is this a method, perhaps?
2270 (and server (listp server) server)
2271 ;; Perhaps this is the native server?
2272 (and (equal server "native") gnus-select-method)
2273 ;; It should be in the server alist.
2274 (cdr (assoc server gnus-server-alist))
2275 ;; It could be in the predefined server alist.
2276 (cdr (assoc server gnus-predefined-server-alist))
2277 ;; If not, we look through all the opened server
2278 ;; to see whether we can find it there.
2279 (let ((opened gnus-opened-servers))
2281 (not (equal server (format "%s:%s" (caaar opened)
2286 (defmacro gnus-method-equal (ss1 ss2)
2287 "Say whether two servers are equal."
2291 (and (= (length s1) (length s2))
2293 (while (and s1 (member (car s1) s2))
2297 (defun gnus-server-equal (m1 m2)
2298 "Say whether two methods are equal."
2299 (let ((m1 (cond ((null m1) gnus-select-method)
2300 ((stringp m1) (gnus-server-to-method m1))
2302 (m2 (cond ((null m2) gnus-select-method)
2303 ((stringp m2) (gnus-server-to-method m2))
2305 (gnus-method-equal m1 m2)))
2307 (defun gnus-servers-using-backend (backend)
2308 "Return a list of known servers using BACKEND."
2309 (let ((opened gnus-opened-servers)
2312 (when (eq backend (caaar opened))
2313 (push (caar opened) out))
2317 (defun gnus-archive-server-wanted-p ()
2318 "Say whether the user wants to use the archive server."
2320 ((or (not gnus-message-archive-method)
2321 (not gnus-message-archive-group))
2323 ((and gnus-message-archive-method gnus-message-archive-group)
2326 (let ((active (cadr (assq 'nnfolder-active-file
2327 gnus-message-archive-method))))
2329 (file-exists-p active))))))
2331 (defun gnus-group-prefixed-name (group method)
2332 "Return the whole name from GROUP and METHOD."
2333 (and (stringp method) (setq method (gnus-server-to-method method)))
2334 (if (or (not method)
2335 (gnus-server-equal method "native"))
2337 (concat (format "%s" (car method))
2339 (or (assoc (format "%s" (car method))
2340 (gnus-methods-using 'address))
2341 (gnus-server-equal method gnus-message-archive-method))
2343 (not (string= (nth 1 method) "")))
2344 (concat "+" (nth 1 method)))
2347 (defun gnus-group-real-prefix (group)
2348 "Return the prefix of the current group name."
2349 (if (string-match "^[^:]+:" group)
2350 (substring group 0 (match-end 0))
2353 (defun gnus-group-method (group)
2354 "Return the server or method used for selecting GROUP.
2355 You should probably use `gnus-find-method-for-group' instead."
2356 (let ((prefix (gnus-group-real-prefix group)))
2357 (if (equal prefix "")
2359 (let ((servers gnus-opened-servers)
2361 backend possible found)
2362 (if (string-match "^[^\\+]+\\+" prefix)
2363 (setq backend (intern (substring prefix 0 (1- (match-end 0))))
2364 server (substring prefix (match-end 0) (1- (length prefix))))
2365 (setq backend (intern (substring prefix 0 (1- (length prefix))))))
2367 (when (eq (caaar servers) backend)
2368 (setq possible (caar servers))
2369 (when (equal (cadaar servers) server)
2370 (setq found (caar servers))))
2372 (or (car (rassoc found gnus-server-alist))
2374 (car (rassoc possible gnus-server-alist))
2376 (list backend server))))))
2378 (defsubst gnus-secondary-method-p (method)
2379 "Return whether METHOD is a secondary select method."
2380 (let ((methods gnus-secondary-select-methods)
2381 (gmethod (gnus-server-get-method nil method)))
2383 (not (equal (gnus-server-get-method nil (car methods))
2385 (setq methods (cdr methods)))
2388 (defun gnus-groups-from-server (server)
2389 "Return a list of all groups that are fetched from SERVER."
2390 (let ((alist (cdr gnus-newsrc-alist))
2392 (while (setq info (pop alist))
2393 (when (gnus-server-equal (gnus-info-method info) server)
2394 (push (gnus-info-group info) groups)))
2395 (sort groups 'string<)))
2397 (defun gnus-group-foreign-p (group)
2398 "Say whether a group is foreign or not."
2399 (and (not (gnus-group-native-p group))
2400 (not (gnus-group-secondary-p group))))
2402 (defun gnus-group-native-p (group)
2403 "Say whether the group is native or not."
2404 (not (string-match ":" group)))
2406 (defun gnus-group-secondary-p (group)
2407 "Say whether the group is secondary or not."
2408 (gnus-secondary-method-p (gnus-find-method-for-group group)))
2410 (defun gnus-group-find-parameter (group &optional symbol allow-list)
2411 "Return the group parameters for GROUP.
2412 If SYMBOL, return the value of that symbol in the group parameters."
2414 (set-buffer gnus-group-buffer)
2415 (let ((parameters (funcall gnus-group-get-parameter-function group)))
2417 (gnus-group-parameter-value parameters symbol allow-list)
2420 (defun gnus-group-get-parameter (group &optional symbol allow-list)
2421 "Return the group parameters for GROUP.
2422 If SYMBOL, return the value of that symbol in the group parameters.
2423 Most functions should use `gnus-group-find-parameter', which
2424 also examines the topic parameters."
2425 (let ((params (gnus-info-params (gnus-get-info group))))
2427 (gnus-group-parameter-value params symbol allow-list)
2430 (defun gnus-group-parameter-value (params symbol &optional allow-list)
2431 "Return the value of SYMBOL in group PARAMS."
2432 ;; We only wish to return group parameters (dotted lists) and
2433 ;; not local variables, which may have the same names.
2434 ;; But first we handle single elements...
2435 (or (car (memq symbol params))
2439 (while (setq elem (pop params))
2440 (when (and (consp elem)
2441 (eq (car elem) symbol)
2444 (throw 'found (cdr elem))))))))
2446 (defun gnus-group-add-parameter (group param)
2447 "Add parameter PARAM to GROUP."
2448 (let ((info (gnus-get-info group)))
2450 (gnus-group-remove-parameter group (if (consp param) (car param) param))
2451 ;; Cons the new param to the old one and update.
2452 (gnus-group-set-info (cons param (gnus-info-params info))
2455 (defun gnus-group-set-parameter (group name value)
2456 "Set parameter NAME to VALUE in GROUP."
2457 (let ((info (gnus-get-info group)))
2459 (gnus-group-remove-parameter group name)
2460 (let ((old-params (gnus-info-params info))
2461 (new-params (list (cons name value))))
2463 (when (or (not (listp (car old-params)))
2464 (not (eq (caar old-params) name)))
2465 (setq new-params (append new-params (list (car old-params)))))
2466 (setq old-params (cdr old-params)))
2467 (gnus-group-set-info new-params group 'params)))))
2469 (defun gnus-group-remove-parameter (group name)
2470 "Remove parameter NAME from GROUP."
2471 (let ((info (gnus-get-info group)))
2473 (let ((params (gnus-info-params info)))
2475 (setq params (delq name params))
2476 (while (assq name params)
2477 (gnus-pull name params))
2478 (gnus-info-set-params info params))))))
2480 (defun gnus-group-add-score (group &optional score)
2481 "Add SCORE to the GROUP score.
2482 If SCORE is nil, add 1 to the score of GROUP."
2483 (let ((info (gnus-get-info group)))
2485 (gnus-info-set-score info (+ (gnus-info-score info) (or score 1))))))
2487 ;; Function written by Stainless Steel Rat <ratinox@peorth.gweep.net>
2488 (defun gnus-short-group-name (group &optional levels)
2489 "Collapse GROUP name LEVELS.
2490 Select methods are stripped and any remote host name is stripped down to
2491 just the host name."
2498 (while (string-match "\\." group skip)
2499 (setq skip (match-end 0)
2502 ;; separate foreign select method from group name and collapse.
2503 ;; if method contains a server, collapse to non-domain server name,
2504 ;; otherwise collapse to select method
2505 (when (string-match ":" group)
2506 (cond ((string-match "+" group)
2507 (let* ((plus (string-match "+" group))
2508 (colon (string-match ":" group (or plus 0)))
2509 (dot (string-match "\\." group)))
2510 (setq foreign (concat
2511 (substring group (+ 1 plus)
2512 (cond ((null dot) colon)
2513 ((< colon dot) colon)
2514 ((< dot colon) dot)))
2516 group (substring group (+ 1 colon)))))
2518 (let* ((colon (string-match ":" group)))
2519 (setq foreign (concat (substring group 0 (+ 1 colon)))
2520 group (substring group (+ 1 colon)))))))
2521 ;; collapse group name leaving LEVELS uncollapsed elements
2523 (if (and (string-match "\\." group) (> levels 0))
2524 (setq name (concat name (substring group 0 1))
2525 group (substring group (match-end 0))
2527 name (concat name "."))
2528 (setq name (concat foreign name group)
2532 (defun gnus-narrow-to-body ()
2533 "Narrow to the body of an article."
2536 (goto-char (point-min))
2537 (or (search-forward "\n\n" nil t)
2543 ;;; Kill file handling.
2546 (defun gnus-apply-kill-file ()
2547 "Apply a kill file to the current newsgroup.
2548 Returns the number of articles marked as read."
2549 (if (or (file-exists-p (gnus-newsgroup-kill-file nil))
2550 (file-exists-p (gnus-newsgroup-kill-file gnus-newsgroup-name)))
2551 (gnus-apply-kill-file-internal)
2554 (defun gnus-kill-save-kill-buffer ()
2555 (let ((file (gnus-newsgroup-kill-file gnus-newsgroup-name)))
2556 (when (get-file-buffer file)
2558 (set-buffer (get-file-buffer file))
2559 (when (buffer-modified-p)
2561 (kill-buffer (current-buffer))))))
2563 (defcustom gnus-kill-file-name "KILL"
2564 "Suffix of the kill files."
2565 :group 'gnus-score-kill
2566 :group 'gnus-score-files
2569 (defun gnus-newsgroup-kill-file (newsgroup)
2570 "Return the name of a kill file name for NEWSGROUP.
2571 If NEWSGROUP is nil, return the global kill file name instead."
2573 ;; The global KILL file is placed at top of the directory.
2574 ((or (null newsgroup)
2575 (string-equal newsgroup ""))
2576 (expand-file-name gnus-kill-file-name
2577 gnus-kill-files-directory))
2578 ;; Append ".KILL" to newsgroup name.
2579 ((gnus-use-long-file-name 'not-kill)
2580 (expand-file-name (concat (gnus-newsgroup-savable-name newsgroup)
2581 "." gnus-kill-file-name)
2582 gnus-kill-files-directory))
2583 ;; Place "KILL" under the hierarchical directory.
2585 (expand-file-name (concat (gnus-newsgroup-directory-form newsgroup)
2586 "/" gnus-kill-file-name)
2587 gnus-kill-files-directory))))
2591 (defun gnus-member-of-valid (symbol group)
2592 "Find out if GROUP has SYMBOL as part of its \"valid\" spec."
2594 (symbol-name (car (gnus-find-method-for-group group)))
2595 gnus-valid-select-methods)))
2597 (defun gnus-method-option-p (method option)
2598 "Return non-nil if select METHOD has OPTION as a parameter."
2599 (when (stringp method)
2600 (setq method (gnus-server-to-method method)))
2601 (memq option (assoc (format "%s" (car method))
2602 gnus-valid-select-methods)))
2604 (defun gnus-similar-server-opened (method)
2605 (let ((opened gnus-opened-servers))
2606 (while (and method opened)
2607 (when (and (equal (cadr method) (cadaar opened))
2608 (not (equal method (caar opened))))
2613 (defun gnus-server-extend-method (group method)
2614 ;; This function "extends" a virtual server. If the server is
2615 ;; "hello", and the select method is ("hello" (my-var "something"))
2616 ;; in the group "alt.alt", this will result in a new virtual server
2617 ;; called "hello+alt.alt".
2618 (if (or (not (inline (gnus-similar-server-opened method)))
2619 (not (cddr method)))
2621 `(,(car method) ,(concat (cadr method) "+" group)
2622 (,(intern (format "%s-address" (car method))) ,(cadr method))
2625 (defun gnus-server-status (method)
2626 "Return the status of METHOD."
2627 (nth 1 (assoc method gnus-opened-servers)))
2629 (defun gnus-group-name-to-method (group)
2630 "Guess a select method based on GROUP."
2631 (if (string-match ":" group)
2632 (let ((server (substring group 0 (match-beginning 0))))
2633 (if (string-match "\\+" server)
2634 (list (intern (substring server 0 (match-beginning 0)))
2635 (substring server (match-end 0)))
2636 (list (intern server) "")))
2637 gnus-select-method))
2639 (defun gnus-find-method-for-group (group &optional info)
2640 "Find the select method that GROUP uses."
2641 (or gnus-override-method
2644 (let ((info (or info (gnus-get-info group)))
2647 (not (setq method (gnus-info-method info)))
2648 (equal method "native"))
2651 (cond ((stringp method)
2652 (inline (gnus-server-to-method method)))
2653 ((stringp (cadr method))
2654 (inline (gnus-server-extend-method group method)))
2657 (cond ((equal (cadr method) "")
2659 ((null (cadr method))
2660 (list (car method) ""))
2662 (gnus-server-add-address method)))))))
2664 (defun gnus-methods-using (feature)
2665 "Find all methods that have FEATURE."
2666 (let ((valids gnus-valid-select-methods)
2669 (when (memq feature (car valids))
2670 (push (car valids) outs))
2671 (setq valids (cdr valids)))
2674 (defun gnus-read-group (prompt &optional default)
2675 "Prompt the user for a group name.
2676 Disallow illegal group names."
2682 (setq group (read-string (concat prefix prompt)
2683 (cons (or default "") 0)
2684 'gnus-group-history)))
2685 (setq prefix (format "Illegal group name: \"%s\". " group)
2689 (defun gnus-read-method (prompt)
2690 "Prompt the user for a method.
2691 Allow completion over sensible values."
2694 prompt (append gnus-valid-select-methods gnus-predefined-server-alist
2696 nil t nil 'gnus-method-history)))
2699 (setq method gnus-select-method))
2700 ((assoc method gnus-valid-select-methods)
2701 (list (intern method)
2702 (if (memq 'prompt-address
2703 (assoc method gnus-valid-select-methods))
2704 (read-string "Address: ")
2706 ((assoc method gnus-server-alist)
2709 (list (intern method) "")))))
2711 ;;; User-level commands.
2714 (defun gnus-slave-no-server (&optional arg)
2715 "Read network news as a slave, without connecting to local server."
2717 (gnus-no-server arg t))
2720 (defun gnus-no-server (&optional arg slave)
2722 If ARG is a positive number, Gnus will use that as the
2723 startup level. If ARG is nil, Gnus will be started at level 2.
2724 If ARG is non-nil and not a positive number, Gnus will
2725 prompt the user for the name of an NNTP server to use.
2726 As opposed to `gnus', this command will not connect to the local server."
2728 (gnus-no-server-1 arg slave))
2731 (defun gnus-slave (&optional arg)
2732 "Read news as a slave."
2734 (gnus arg nil 'slave))
2737 (defun gnus-other-frame (&optional arg)
2738 "Pop up a frame to read news."
2740 (let ((window (get-buffer-window gnus-group-buffer)))
2742 (select-frame (window-frame window)))
2743 ((= (length (frame-list)) 1)
2744 (select-frame (make-frame)))
2750 (defun gnus (&optional arg dont-connect slave)
2752 If ARG is non-nil and a positive number, Gnus will use that as the
2753 startup level. If ARG is non-nil and not a positive number, Gnus will
2754 prompt the user for the name of an NNTP server to use."
2756 (gnus-1 arg dont-connect slave))
2758 ;; Allow redefinition of Gnus functions.
2764 ;;; gnus.el ends here