home *** CD-ROM | disk | FTP | other *** search
Text File | 1998-05-21 | 307.3 KB | 8,737 lines |
- ;;; gnus-sum.el --- summary mode commands for Gnus
- ;; Copyright (C) 1996,97 Free Software Foundation, Inc.
-
- ;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no>
- ;; Keywords: news
-
- ;; This file is part of GNU Emacs.
-
- ;; GNU Emacs is free software; you can redistribute it and/or modify
- ;; it under the terms of the GNU General Public License as published by
- ;; the Free Software Foundation; either version 2, or (at your option)
- ;; any later version.
-
- ;; GNU Emacs is distributed in the hope that it will be useful,
- ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
- ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- ;; GNU General Public License for more details.
-
- ;; You should have received a copy of the GNU General Public License
- ;; along with GNU Emacs; see the file COPYING. If not, write to the
- ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- ;; Boston, MA 02111-1307, USA.
-
- ;;; Commentary:
-
- ;;; Code:
-
- (eval-when-compile (require 'cl))
-
- (require 'gnus)
- (require 'gnus-group)
- (require 'gnus-spec)
- (require 'gnus-range)
- (require 'gnus-int)
- (require 'gnus-undo)
-
- (defcustom gnus-kill-summary-on-exit t
- "*If non-nil, kill the summary buffer when you exit from it.
- If nil, the summary will become a \"*Dead Summary*\" buffer, and
- it will be killed sometime later."
- :group 'gnus-summary-exit
- :type 'boolean)
-
- (defcustom gnus-fetch-old-headers nil
- "*Non-nil means that Gnus will try to build threads by grabbing old headers.
- If an unread article in the group refers to an older, already read (or
- just marked as read) article, the old article will not normally be
- displayed in the Summary buffer. If this variable is non-nil, Gnus
- will attempt to grab the headers to the old articles, and thereby
- build complete threads. If it has the value `some', only enough
- headers to connect otherwise loose threads will be displayed.
- This variable can also be a number. In that case, no more than that
- number of old headers will be fetched.
-
- The server has to support NOV for any of this to work."
- :group 'gnus-thread
- :type '(choice (const :tag "off" nil)
- (const some)
- number
- (sexp :menu-tag "other" t)))
-
- (defcustom gnus-summary-make-false-root 'adopt
- "*nil means that Gnus won't gather loose threads.
- If the root of a thread has expired or been read in a previous
- session, the information necessary to build a complete thread has been
- lost. Instead of having many small sub-threads from this original thread
- scattered all over the summary buffer, Gnus can gather them.
-
- If non-nil, Gnus will try to gather all loose sub-threads from an
- original thread into one large thread.
-
- If this variable is non-nil, it should be one of `none', `adopt',
- `dummy' or `empty'.
-
- If this variable is `none', Gnus will not make a false root, but just
- present the sub-threads after another.
- If this variable is `dummy', Gnus will create a dummy root that will
- have all the sub-threads as children.
- If this variable is `adopt', Gnus will make one of the \"children\"
- the parent and mark all the step-children as such.
- If this variable is `empty', the \"children\" are printed with empty
- subject fields. (Or rather, they will be printed with a string
- given by the `gnus-summary-same-subject' variable.)"
- :group 'gnus-thread
- :type '(choice (const :tag "off" nil)
- (const none)
- (const dummy)
- (const adopt)
- (const empty)))
-
- (defcustom gnus-summary-gather-exclude-subject "^ *$\\|^(none)$"
- "*A regexp to match subjects to be excluded from loose thread gathering.
- As loose thread gathering is done on subjects only, that means that
- there can be many false gatherings performed. By rooting out certain
- common subjects, gathering might become saner."
- :group 'gnus-thread
- :type 'regexp)
-
- (defcustom gnus-summary-gather-subject-limit nil
- "*Maximum length of subject comparisons when gathering loose threads.
- Use nil to compare full subjects. Setting this variable to a low
- number will help gather threads that have been corrupted by
- newsreaders chopping off subject lines, but it might also mean that
- unrelated articles that have subject that happen to begin with the
- same few characters will be incorrectly gathered.
-
- If this variable is `fuzzy', Gnus will use a fuzzy algorithm when
- comparing subjects."
- :group 'gnus-thread
- :type '(choice (const :tag "off" nil)
- (const fuzzy)
- (sexp :menu-tag "on" t)))
-
- (defcustom gnus-simplify-ignored-prefixes nil
- "*Regexp, matches for which are removed from subject lines when simplifying fuzzily."
- :group 'gnus-thread
- :type '(choice (const :tag "off" nil)
- regexp))
-
- (defcustom gnus-build-sparse-threads nil
- "*If non-nil, fill in the gaps in threads.
- If `some', only fill in the gaps that are needed to tie loose threads
- together. If `more', fill in all leaf nodes that Gnus can find. If
- non-nil and non-`some', fill in all gaps that Gnus manages to guess."
- :group 'gnus-thread
- :type '(choice (const :tag "off" nil)
- (const some)
- (const more)
- (sexp :menu-tag "all" t)))
-
- (defcustom gnus-summary-thread-gathering-function
- 'gnus-gather-threads-by-subject
- "Function used for gathering loose threads.
- There are two pre-defined functions: `gnus-gather-threads-by-subject',
- which only takes Subjects into consideration; and
- `gnus-gather-threads-by-references', which compared the References
- headers of the articles to find matches."
- :group 'gnus-thread
- :type '(radio (function-item gnus-gather-threads-by-subject)
- (function-item gnus-gather-threads-by-references)
- (function :tag "other")))
-
- ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
- (defcustom gnus-summary-same-subject ""
- "*String indicating that the current article has the same subject as the previous.
- This variable will only be used if the value of
- `gnus-summary-make-false-root' is `empty'."
- :group 'gnus-summary-format
- :type 'string)
-
- (defcustom gnus-summary-goto-unread t
- "*If t, marking commands will go to the next unread article.
- If `never', commands that usually go to the next unread article, will
- go to the next article, whether it is read or not.
- If nil, only the marking commands will go to the next (un)read article."
- :group 'gnus-summary-marks
- :link '(custom-manual "(gnus)Setting Marks")
- :type '(choice (const :tag "off" nil)
- (const never)
- (sexp :menu-tag "on" t)))
-
- (defcustom gnus-summary-default-score 0
- "*Default article score level.
- All scores generated by the score files will be added to this score.
- If this variable is nil, scoring will be disabled."
- :group 'gnus-score-default
- :type '(choice (const :tag "disable")
- integer))
-
- (defcustom gnus-summary-zcore-fuzz 0
- "*Fuzziness factor for the zcore in the summary buffer.
- Articles with scores closer than this to `gnus-summary-default-score'
- will not be marked."
- :group 'gnus-summary-format
- :type 'integer)
-
- (defcustom gnus-simplify-subject-fuzzy-regexp nil
- "*Strings to be removed when doing fuzzy matches.
- This can either be a regular expression or list of regular expressions
- that will be removed from subject strings if fuzzy subject
- simplification is selected."
- :group 'gnus-thread
- :type '(repeat regexp))
-
- (defcustom gnus-show-threads t
- "*If non-nil, display threads in summary mode."
- :group 'gnus-thread
- :type 'boolean)
-
- (defcustom gnus-thread-hide-subtree nil
- "*If non-nil, hide all threads initially.
- If threads are hidden, you have to run the command
- `gnus-summary-show-thread' by hand or use `gnus-select-article-hook'
- to expose hidden threads."
- :group 'gnus-thread
- :type 'boolean)
-
- (defcustom gnus-thread-hide-killed t
- "*If non-nil, hide killed threads automatically."
- :group 'gnus-thread
- :type 'boolean)
-
- (defcustom gnus-thread-ignore-subject nil
- "*If non-nil, ignore subjects and do all threading based on the Reference header.
- If nil, which is the default, articles that have different subjects
- from their parents will start separate threads."
- :group 'gnus-thread
- :type 'boolean)
-
- (defcustom gnus-thread-operation-ignore-subject t
- "*If non-nil, subjects will be ignored when doing thread commands.
- This affects commands like `gnus-summary-kill-thread' and
- `gnus-summary-lower-thread'.
-
- If this variable is nil, articles in the same thread with different
- subjects will not be included in the operation in question. If this
- variable is `fuzzy', only articles that have subjects that are fuzzily
- equal will be included."
- :group 'gnus-thread
- :type '(choice (const :tag "off" nil)
- (const fuzzy)
- (sexp :tag "on" t)))
-
- (defcustom gnus-thread-indent-level 4
- "*Number that says how much each sub-thread should be indented."
- :group 'gnus-thread
- :type 'integer)
-
- (defcustom gnus-auto-extend-newsgroup t
- "*If non-nil, extend newsgroup forward and backward when requested."
- :group 'gnus-summary-choose
- :type 'boolean)
-
- (defcustom gnus-auto-select-first t
- "*If nil, don't select the first unread article when entering a group.
- If this variable is `best', select the highest-scored unread article
- in the group. If neither nil nor `best', select the first unread
- article.
-
- If you want to prevent automatic selection of the first unread article
- in some newsgroups, set the variable to nil in
- `gnus-select-group-hook'."
- :group 'gnus-group-select
- :type '(choice (const :tag "none" nil)
- (const best)
- (sexp :menu-tag "first" t)))
-
- (defcustom gnus-auto-select-next t
- "*If non-nil, offer to go to the next group from the end of the previous.
- If the value is t and the next newsgroup is empty, Gnus will exit
- summary mode and go back to group mode. If the value is neither nil
- nor t, Gnus will select the following unread newsgroup. In
- particular, if the value is the symbol `quietly', the next unread
- newsgroup will be selected without any confirmation, and if it is
- `almost-quietly', the next group will be selected without any
- confirmation if you are located on the last article in the group.
- Finally, if this variable is `slightly-quietly', the `Z n' command
- will go to the next group without confirmation."
- :group 'gnus-summary-maneuvering
- :type '(choice (const :tag "off" nil)
- (const quietly)
- (const almost-quietly)
- (const slightly-quietly)
- (sexp :menu-tag "on" t)))
-
- (defcustom gnus-auto-select-same nil
- "*If non-nil, select the next article with the same subject."
- :group 'gnus-summary-maneuvering
- :type 'boolean)
-
- (defcustom gnus-summary-check-current nil
- "*If non-nil, consider the current article when moving.
- The \"unread\" movement commands will stay on the same line if the
- current article is unread."
- :group 'gnus-summary-maneuvering
- :type 'boolean)
-
- (defcustom gnus-auto-center-summary t
- "*If non-nil, always center the current summary buffer.
- In particular, if `vertical' do only vertical recentering. If non-nil
- and non-`vertical', do both horizontal and vertical recentering."
- :group 'gnus-summary-maneuvering
- :type '(choice (const :tag "none" nil)
- (const vertical)
- (sexp :menu-tag "both" t)))
-
- (defcustom gnus-show-all-headers nil
- "*If non-nil, don't hide any headers."
- :group 'gnus-article-hiding
- :group 'gnus-article-headers
- :type 'boolean)
-
- (defcustom gnus-summary-ignore-duplicates nil
- "*If non-nil, ignore articles with identical Message-ID headers."
- :group 'gnus-summary
- :type 'boolean)
-
- (defcustom gnus-single-article-buffer t
- "*If non-nil, display all articles in the same buffer.
- If nil, each group will get its own article buffer."
- :group 'gnus-article-various
- :type 'boolean)
-
- (defcustom gnus-break-pages t
- "*If non-nil, do page breaking on articles.
- The page delimiter is specified by the `gnus-page-delimiter'
- variable."
- :group 'gnus-article-various
- :type 'boolean)
-
- (defcustom gnus-show-mime nil
- "*If non-nil, do mime processing of articles.
- The articles will simply be fed to the function given by
- `gnus-show-mime-method'."
- :group 'gnus-article-mime
- :type 'boolean)
-
- (defcustom gnus-move-split-methods nil
- "*Variable used to suggest where articles are to be moved to.
- It uses the same syntax as the `gnus-split-methods' variable."
- :group 'gnus-summary-mail
- :type '(repeat (choice (list function)
- (cons regexp (repeat string))
- sexp)))
-
- (defcustom gnus-unread-mark ?
- "*Mark used for unread articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-ticked-mark ?!
- "*Mark used for ticked articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-dormant-mark ??
- "*Mark used for dormant articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-del-mark ?r
- "*Mark used for del'd articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-read-mark ?R
- "*Mark used for read articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-expirable-mark ?E
- "*Mark used for expirable articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-killed-mark ?K
- "*Mark used for killed articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-souped-mark ?F
- "*Mark used for killed articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-kill-file-mark ?X
- "*Mark used for articles killed by kill files."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-low-score-mark ?Y
- "*Mark used for articles with a low score."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-catchup-mark ?C
- "*Mark used for articles that are caught up."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-replied-mark ?A
- "*Mark used for articles that have been replied to."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-cached-mark ?*
- "*Mark used for articles that are in the cache."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-saved-mark ?S
- "*Mark used for articles that have been saved to."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-ancient-mark ?O
- "*Mark used for ancient articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-sparse-mark ?Q
- "*Mark used for sparsely reffed articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-canceled-mark ?G
- "*Mark used for canceled articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-duplicate-mark ?M
- "*Mark used for duplicate articles."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-score-over-mark ?+
- "*Score mark used for articles with high scores."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-score-below-mark ?-
- "*Score mark used for articles with low scores."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-empty-thread-mark ?
- "*There is no thread under the article."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-not-empty-thread-mark ?=
- "*There is a thread under the article."
- :group 'gnus-summary-marks
- :type 'character)
-
- (defcustom gnus-view-pseudo-asynchronously nil
- "*If non-nil, Gnus will view pseudo-articles asynchronously."
- :group 'gnus-extract-view
- :type 'boolean)
-
- (defcustom gnus-view-pseudos nil
- "*If `automatic', pseudo-articles will be viewed automatically.
- If `not-confirm', pseudos will be viewed automatically, and the user
- will not be asked to confirm the command."
- :group 'gnus-extract-view
- :type '(choice (const :tag "off" nil)
- (const automatic)
- (const not-confirm)))
-
- (defcustom gnus-view-pseudos-separately t
- "*If non-nil, one pseudo-article will be created for each file to be viewed.
- If nil, all files that use the same viewing command will be given as a
- list of parameters to that command."
- :group 'gnus-extract-view
- :type 'boolean)
-
- (defcustom gnus-insert-pseudo-articles t
- "*If non-nil, insert pseudo-articles when decoding articles."
- :group 'gnus-extract-view
- :type 'boolean)
-
- (defcustom gnus-summary-dummy-line-format
- "* %(: :%) %S\n"
- "*The format specification for the dummy roots in the summary buffer.
- It works along the same lines as a normal formatting string,
- with some simple extensions.
-
- %S The subject"
- :group 'gnus-threading
- :type 'string)
-
- (defcustom gnus-summary-mode-line-format "Gnus: %%b [%A] %Z"
- "*The format specification for the summary mode line.
- It works along the same lines as a normal formatting string,
- with some simple extensions:
-
- %G Group name
- %p Unprefixed group name
- %A Current article number
- %V Gnus version
- %U Number of unread articles in the group
- %e Number of unselected articles in the group
- %Z A string with unread/unselected article counts
- %g Shortish group name
- %S Subject of the current article
- %u User-defined spec
- %s Current score file name
- %d Number of dormant articles
- %r Number of articles that have been marked as read in this session
- %E Number of articles expunged by the score files"
- :group 'gnus-summary-format
- :type 'string)
-
- (defcustom gnus-summary-mark-below 0
- "*Mark all articles with a score below this variable as read.
- This variable is local to each summary buffer and usually set by the
- score file."
- :group 'gnus-score-default
- :type 'integer)
-
- (defcustom gnus-article-sort-functions '(gnus-article-sort-by-number)
- "*List of functions used for sorting articles in the summary buffer.
- This variable is only used when not using a threaded display."
- :group 'gnus-summary-sort
- :type '(repeat (choice (function-item gnus-article-sort-by-number)
- (function-item gnus-article-sort-by-author)
- (function-item gnus-article-sort-by-subject)
- (function-item gnus-article-sort-by-date)
- (function-item gnus-article-sort-by-score)
- (function :tag "other"))))
-
- (defcustom gnus-thread-sort-functions '(gnus-thread-sort-by-number)
- "*List of functions used for sorting threads in the summary buffer.
- By default, threads are sorted by article number.
-
- Each function takes two threads and return non-nil if the first thread
- should be sorted before the other. If you use more than one function,
- the primary sort function should be the last. You should probably
- always include `gnus-thread-sort-by-number' in the list of sorting
- functions -- preferably first.
-
- Ready-made functions include `gnus-thread-sort-by-number',
- `gnus-thread-sort-by-author', `gnus-thread-sort-by-subject',
- `gnus-thread-sort-by-date', `gnus-thread-sort-by-score' and
- `gnus-thread-sort-by-total-score' (see `gnus-thread-score-function')."
- :group 'gnus-summary-sort
- :type '(repeat (choice (function-item gnus-thread-sort-by-number)
- (function-item gnus-thread-sort-by-author)
- (function-item gnus-thread-sort-by-subject)
- (function-item gnus-thread-sort-by-date)
- (function-item gnus-thread-sort-by-score)
- (function-item gnus-thread-sort-by-total-score)
- (function :tag "other"))))
-
- (defcustom gnus-thread-score-function '+
- "*Function used for calculating the total score of a thread.
-
- The function is called with the scores of the article and each
- subthread and should then return the score of the thread.
-
- Some functions you can use are `+', `max', or `min'."
- :group 'gnus-summary-sort
- :type 'function)
-
- (defcustom gnus-summary-expunge-below nil
- "All articles that have a score less than this variable will be expunged."
- :group 'gnus-score-default
- :type '(choice (const :tag "off" nil)
- integer))
-
- (defcustom gnus-thread-expunge-below nil
- "All threads that have a total score less than this variable will be expunged.
- See `gnus-thread-score-function' for en explanation of what a
- \"thread score\" is."
- :group 'gnus-treading
- :group 'gnus-score-default
- :type '(choice (const :tag "off" nil)
- integer))
-
- (defcustom gnus-summary-mode-hook nil
- "*A hook for Gnus summary mode.
- This hook is run before any variables are set in the summary buffer."
- :group 'gnus-summary-various
- :type 'hook)
-
- (defcustom gnus-summary-menu-hook nil
- "*Hook run after the creation of the summary mode menu."
- :group 'gnus-summary-visual
- :type 'hook)
-
- (defcustom gnus-summary-exit-hook nil
- "*A hook called on exit from the summary buffer.
- It will be called with point in the group buffer."
- :group 'gnus-summary-exit
- :type 'hook)
-
- (defcustom gnus-summary-prepare-hook nil
- "*A hook called after the summary buffer has been generated.
- If you want to modify the summary buffer, you can use this hook."
- :group 'gnus-summary-various
- :type 'hook)
-
- (defcustom gnus-summary-generate-hook nil
- "*A hook run just before generating the summary buffer.
- This hook is commonly used to customize threading variables and the
- like."
- :group 'gnus-summary-various
- :type 'hook)
-
- (defcustom gnus-select-group-hook nil
- "*A hook called when a newsgroup is selected.
-
- If you'd like to simplify subjects like the
- `gnus-summary-next-same-subject' command does, you can use the
- following hook:
-
- (setq gnus-select-group-hook
- (list
- (lambda ()
- (mapcar (lambda (header)
- (mail-header-set-subject
- header
- (gnus-simplify-subject
- (mail-header-subject header) 're-only)))
- gnus-newsgroup-headers))))"
- :group 'gnus-group-select
- :type 'hook)
-
- (defcustom gnus-select-article-hook nil
- "*A hook called when an article is selected."
- :group 'gnus-summary-choose
- :type 'hook)
-
- (defcustom gnus-visual-mark-article-hook
- (list 'gnus-highlight-selected-summary)
- "*Hook run after selecting an article in the summary buffer.
- It is meant to be used for highlighting the article in some way. It
- is not run if `gnus-visual' is nil."
- :group 'gnus-summary-visual
- :type 'hook)
-
- ;; 1997/5/4 by MORIOKA Tomohiko <morioka@jaist.ac.jp>
- (defcustom gnus-structured-field-decoder 'identity
- "Function to decode non-ASCII characters in structured field for summary."
- :group 'gnus-various
- :type 'function)
-
- (defcustom gnus-unstructured-field-decoder 'identity
- "Function to decode non-ASCII characters in unstructured field for summary."
- :group 'gnus-various
- :type 'function)
-
- (defcustom gnus-parse-headers-hook
- (list 'gnus-hack-decode-rfc1522 'gnus-decode-rfc1522)
- "*A hook called before parsing the headers."
- :group 'gnus-various
- :type 'hook)
-
- (defcustom gnus-exit-group-hook nil
- "*A hook called when exiting (not quitting) summary mode."
- :group 'gnus-various
- :type 'hook)
-
- (defcustom gnus-summary-update-hook
- (list 'gnus-summary-highlight-line)
- "*A hook called when a summary line is changed.
- The hook will not be called if `gnus-visual' is nil.
-
- The default function `gnus-summary-highlight-line' will
- highlight the line according to the `gnus-summary-highlight'
- variable."
- :group 'gnus-summary-visual
- :type 'hook)
-
- (defcustom gnus-mark-article-hook '(gnus-summary-mark-read-and-unread-as-read)
- "*A hook called when an article is selected for the first time.
- The hook is intended to mark an article as read (or unread)
- automatically when it is selected."
- :group 'gnus-summary-choose
- :type 'hook)
-
- (defcustom gnus-group-no-more-groups-hook nil
- "*A hook run when returning to group mode having no more (unread) groups."
- :group 'gnus-group-select
- :type 'hook)
-
- (defcustom gnus-ps-print-hook nil
- "*A hook run before ps-printing something from Gnus."
- :group 'gnus-summary
- :type 'hook)
-
- (defcustom gnus-summary-selected-face 'gnus-summary-selected-face
- "Face used for highlighting the current article in the summary buffer."
- :group 'gnus-summary-visual
- :type 'face)
-
- (defcustom gnus-summary-highlight
- '(((= mark gnus-canceled-mark)
- . gnus-summary-cancelled-face)
- ((and (> score default)
- (or (= mark gnus-dormant-mark)
- (= mark gnus-ticked-mark)))
- . gnus-summary-high-ticked-face)
- ((and (< score default)
- (or (= mark gnus-dormant-mark)
- (= mark gnus-ticked-mark)))
- . gnus-summary-low-ticked-face)
- ((or (= mark gnus-dormant-mark)
- (= mark gnus-ticked-mark))
- . gnus-summary-normal-ticked-face)
- ((and (> score default) (= mark gnus-ancient-mark))
- . gnus-summary-high-ancient-face)
- ((and (< score default) (= mark gnus-ancient-mark))
- . gnus-summary-low-ancient-face)
- ((= mark gnus-ancient-mark)
- . gnus-summary-normal-ancient-face)
- ((and (> score default) (= mark gnus-unread-mark))
- . gnus-summary-high-unread-face)
- ((and (< score default) (= mark gnus-unread-mark))
- . gnus-summary-low-unread-face)
- ((and (= mark gnus-unread-mark))
- . gnus-summary-normal-unread-face)
- ((> score default)
- . gnus-summary-high-read-face)
- ((< score default)
- . gnus-summary-low-read-face)
- (t
- . gnus-summary-normal-read-face))
- "Controls the highlighting of summary buffer lines.
-
- A list of (FORM . FACE) pairs. When deciding how a a particular
- summary line should be displayed, each form is evaluated. The content
- of the face field after the first true form is used. You can change
- how those summary lines are displayed, by editing the face field.
-
- You can use the following variables in the FORM field.
-
- score: The articles score
- default: The default article score.
- below: The score below which articles are automatically marked as read.
- mark: The articles mark."
- :group 'gnus-summary-visual
- :type '(repeat (cons (sexp :tag "Form" nil)
- face)))
-
-
- ;;; Internal variables
-
- (defvar gnus-scores-exclude-files nil)
- (defvar gnus-page-broken nil)
-
- (defvar gnus-original-article nil)
- (defvar gnus-article-internal-prepare-hook nil)
- (defvar gnus-newsgroup-process-stack nil)
-
- (defvar gnus-thread-indent-array nil)
- (defvar gnus-thread-indent-array-level gnus-thread-indent-level)
-
- ;; Avoid highlighting in kill files.
- (defvar gnus-summary-inhibit-highlight nil)
- (defvar gnus-newsgroup-selected-overlay nil)
- (defvar gnus-inhibit-limiting nil)
- (defvar gnus-newsgroup-adaptive-score-file nil)
- (defvar gnus-current-score-file nil)
- (defvar gnus-current-move-group nil)
- (defvar gnus-current-copy-group nil)
- (defvar gnus-current-crosspost-group nil)
-
- (defvar gnus-newsgroup-dependencies nil)
- (defvar gnus-newsgroup-adaptive nil)
- (defvar gnus-summary-display-article-function nil)
- (defvar gnus-summary-highlight-line-function nil
- "Function called after highlighting a summary line.")
-
- (defvar gnus-summary-line-format-alist
- `((?N ,(macroexpand '(mail-header-number gnus-tmp-header)) ?d)
- (?S ,(macroexpand '(mail-header-subject gnus-tmp-header)) ?s)
- (?s gnus-tmp-subject-or-nil ?s)
- (?n gnus-tmp-name ?s)
- (?A (car (cdr (funcall gnus-extract-address-components gnus-tmp-from)))
- ?s)
- (?a (or (car (funcall gnus-extract-address-components gnus-tmp-from))
- gnus-tmp-from) ?s)
- (?F gnus-tmp-from ?s)
- (?x ,(macroexpand '(mail-header-xref gnus-tmp-header)) ?s)
- (?D ,(macroexpand '(mail-header-date gnus-tmp-header)) ?s)
- (?d (gnus-dd-mmm (mail-header-date gnus-tmp-header)) ?s)
- (?o (gnus-date-iso8601 gnus-tmp-header) ?s)
- (?M ,(macroexpand '(mail-header-id gnus-tmp-header)) ?s)
- (?r ,(macroexpand '(mail-header-references gnus-tmp-header)) ?s)
- (?c (or (mail-header-chars gnus-tmp-header) 0) ?d)
- (?L gnus-tmp-lines ?d)
- (?I gnus-tmp-indentation ?s)
- (?T (if (= gnus-tmp-level 0) "" (make-string (frame-width) ? )) ?s)
- (?R gnus-tmp-replied ?c)
- (?\[ gnus-tmp-opening-bracket ?c)
- (?\] gnus-tmp-closing-bracket ?c)
- (?\> (make-string gnus-tmp-level ? ) ?s)
- (?\< (make-string (max 0 (- 20 gnus-tmp-level)) ? ) ?s)
- (?i gnus-tmp-score ?d)
- (?z gnus-tmp-score-char ?c)
- (?l (bbb-grouplens-score gnus-tmp-header) ?s)
- (?V (gnus-thread-total-score (and (boundp 'thread) (car thread))) ?d)
- (?U gnus-tmp-unread ?c)
- (?t (gnus-summary-number-of-articles-in-thread
- (and (boundp 'thread) (car thread)) gnus-tmp-level)
- ?d)
- (?e (gnus-summary-number-of-articles-in-thread
- (and (boundp 'thread) (car thread)) gnus-tmp-level t)
- ?c)
- (?u gnus-tmp-user-defined ?s)
- (?P (gnus-pick-line-number) ?d))
- "An alist of format specifications that can appear in summary lines,
- and what variables they correspond with, along with the type of the
- variable (string, integer, character, etc).")
-
- (defvar gnus-summary-dummy-line-format-alist
- `((?S gnus-tmp-subject ?s)
- (?N gnus-tmp-number ?d)
- (?u gnus-tmp-user-defined ?s)))
-
- (defvar gnus-summary-mode-line-format-alist
- `((?G gnus-tmp-group-name ?s)
- (?g (gnus-short-group-name gnus-tmp-group-name) ?s)
- (?p (gnus-group-real-name gnus-tmp-group-name) ?s)
- (?A gnus-tmp-article-number ?d)
- (?Z gnus-tmp-unread-and-unselected ?s)
- (?V gnus-version ?s)
- (?U gnus-tmp-unread-and-unticked ?d)
- (?S gnus-tmp-subject ?s)
- (?e gnus-tmp-unselected ?d)
- (?u gnus-tmp-user-defined ?s)
- (?d (length gnus-newsgroup-dormant) ?d)
- (?t (length gnus-newsgroup-marked) ?d)
- (?r (length gnus-newsgroup-reads) ?d)
- (?E gnus-newsgroup-expunged-tally ?d)
- (?s (gnus-current-score-file-nondirectory) ?s)))
-
- (defvar gnus-last-search-regexp nil
- "Default regexp for article search command.")
-
- (defvar gnus-last-shell-command nil
- "Default shell command on article.")
-
- (defvar gnus-newsgroup-begin nil)
- (defvar gnus-newsgroup-end nil)
- (defvar gnus-newsgroup-last-rmail nil)
- (defvar gnus-newsgroup-last-mail nil)
- (defvar gnus-newsgroup-last-folder nil)
- (defvar gnus-newsgroup-last-file nil)
- (defvar gnus-newsgroup-auto-expire nil)
- (defvar gnus-newsgroup-active nil)
-
- (defvar gnus-newsgroup-data nil)
- (defvar gnus-newsgroup-data-reverse nil)
- (defvar gnus-newsgroup-limit nil)
- (defvar gnus-newsgroup-limits nil)
-
- (defvar gnus-newsgroup-unreads nil
- "List of unread articles in the current newsgroup.")
-
- (defvar gnus-newsgroup-unselected nil
- "List of unselected unread articles in the current newsgroup.")
-
- (defvar gnus-newsgroup-reads nil
- "Alist of read articles and article marks in the current newsgroup.")
-
- (defvar gnus-newsgroup-expunged-tally nil)
-
- (defvar gnus-newsgroup-marked nil
- "List of ticked articles in the current newsgroup (a subset of unread art).")
-
- (defvar gnus-newsgroup-killed nil
- "List of ranges of articles that have been through the scoring process.")
-
- (defvar gnus-newsgroup-cached nil
- "List of articles that come from the article cache.")
-
- (defvar gnus-newsgroup-saved nil
- "List of articles that have been saved.")
-
- (defvar gnus-newsgroup-kill-headers nil)
-
- (defvar gnus-newsgroup-replied nil
- "List of articles that have been replied to in the current newsgroup.")
-
- (defvar gnus-newsgroup-expirable nil
- "List of articles in the current newsgroup that can be expired.")
-
- (defvar gnus-newsgroup-processable nil
- "List of articles in the current newsgroup that can be processed.")
-
- (defvar gnus-newsgroup-bookmarks nil
- "List of articles in the current newsgroup that have bookmarks.")
-
- (defvar gnus-newsgroup-dormant nil
- "List of dormant articles in the current newsgroup.")
-
- (defvar gnus-newsgroup-scored nil
- "List of scored articles in the current newsgroup.")
-
- (defvar gnus-newsgroup-headers nil
- "List of article headers in the current newsgroup.")
-
- (defvar gnus-newsgroup-threads nil)
-
- (defvar gnus-newsgroup-prepared nil
- "Whether the current group has been prepared properly.")
-
- (defvar gnus-newsgroup-ancient nil
- "List of `gnus-fetch-old-headers' articles in the current newsgroup.")
-
- (defvar gnus-newsgroup-sparse nil)
-
- (defvar gnus-current-article nil)
- (defvar gnus-article-current nil)
- (defvar gnus-current-headers nil)
- (defvar gnus-have-all-headers nil)
- (defvar gnus-last-article nil)
- (defvar gnus-newsgroup-history nil)
-
- (defconst gnus-summary-local-variables
- '(gnus-newsgroup-name
- gnus-newsgroup-begin gnus-newsgroup-end
- gnus-newsgroup-last-rmail gnus-newsgroup-last-mail
- gnus-newsgroup-last-folder gnus-newsgroup-last-file
- gnus-newsgroup-auto-expire gnus-newsgroup-unreads
- gnus-newsgroup-unselected gnus-newsgroup-marked
- gnus-newsgroup-reads gnus-newsgroup-saved
- gnus-newsgroup-replied gnus-newsgroup-expirable
- gnus-newsgroup-processable gnus-newsgroup-killed
- gnus-newsgroup-bookmarks gnus-newsgroup-dormant
- gnus-newsgroup-headers gnus-newsgroup-threads
- gnus-newsgroup-prepared gnus-summary-highlight-line-function
- gnus-current-article gnus-current-headers gnus-have-all-headers
- gnus-last-article gnus-article-internal-prepare-hook
- gnus-newsgroup-dependencies gnus-newsgroup-selected-overlay
- gnus-newsgroup-scored gnus-newsgroup-kill-headers
- gnus-thread-expunge-below
- gnus-score-alist gnus-current-score-file gnus-summary-expunge-below
- (gnus-summary-mark-below . global)
- gnus-newsgroup-active gnus-scores-exclude-files
- gnus-newsgroup-history gnus-newsgroup-ancient
- gnus-newsgroup-sparse gnus-newsgroup-process-stack
- (gnus-newsgroup-adaptive . gnus-use-adaptive-scoring)
- gnus-newsgroup-adaptive-score-file (gnus-reffed-article-number . -1)
- (gnus-newsgroup-expunged-tally . 0)
- gnus-cache-removable-articles gnus-newsgroup-cached
- gnus-newsgroup-data gnus-newsgroup-data-reverse
- gnus-newsgroup-limit gnus-newsgroup-limits)
- "Variables that are buffer-local to the summary buffers.")
-
- ;; Byte-compiler warning.
- (defvar gnus-article-mode-map)
-
- ;; Subject simplification.
-
- (defsubst gnus-simplify-subject-re (subject)
- "Remove \"Re:\" from subject lines."
- (if (string-match "^[Rr][Ee]: *" subject)
- (substring subject (match-end 0))
- subject))
-
- (defun gnus-simplify-subject (subject &optional re-only)
- "Remove `Re:' and words in parentheses.
- If RE-ONLY is non-nil, strip leading `Re:'s only."
- (let ((case-fold-search t)) ;Ignore case.
- ;; Remove `Re:', `Re^N:', `Re(n)', and `Re[n]:'.
- (when (string-match "\\`\\(re\\([[(^][0-9]+[])]?\\)?:[ \t]*\\)+" subject)
- (setq subject (substring subject (match-end 0))))
- ;; Remove uninteresting prefixes.
- (when (and (not re-only)
- gnus-simplify-ignored-prefixes
- (string-match gnus-simplify-ignored-prefixes subject))
- (setq subject (substring subject (match-end 0))))
- ;; Remove words in parentheses from end.
- (unless re-only
- (while (string-match "[ \t\n]*([^()]*)[ \t\n]*\\'" subject)
- (setq subject (substring subject 0 (match-beginning 0)))))
- ;; Return subject string.
- subject))
-
- ;; Remove any leading "re:"s, any trailing paren phrases, and simplify
- ;; all whitespace.
- (defsubst gnus-simplify-buffer-fuzzy-step (regexp &optional newtext)
- (goto-char (point-min))
- (while (re-search-forward regexp nil t)
- (replace-match (or newtext ""))))
-
- (defun gnus-simplify-buffer-fuzzy ()
- "Simplify string in the buffer fuzzily.
- The string in the accessible portion of the current buffer is simplified.
- It is assumed to be a single-line subject.
- Whitespace is generally cleaned up, and miscellaneous leading/trailing
- matter is removed. Additional things can be deleted by setting
- gnus-simplify-subject-fuzzy-regexp."
- (let ((case-fold-search t)
- (modified-tick))
- (gnus-simplify-buffer-fuzzy-step "\t" " ")
-
- (while (not (eq modified-tick (buffer-modified-tick)))
- (setq modified-tick (buffer-modified-tick))
- (cond
- ((listp gnus-simplify-subject-fuzzy-regexp)
- (mapcar 'gnus-simplify-buffer-fuzzy-step
- gnus-simplify-subject-fuzzy-regexp))
- (gnus-simplify-subject-fuzzy-regexp
- (gnus-simplify-buffer-fuzzy-step gnus-simplify-subject-fuzzy-regexp)))
- (gnus-simplify-buffer-fuzzy-step "^ *\\[[-+?*!][-+?*!]\\] *")
- (gnus-simplify-buffer-fuzzy-step
- "^ *\\(re\\|fw\\|fwd\\)[[{(^0-9]*[])}]?[:;] *")
- (gnus-simplify-buffer-fuzzy-step "^[[].*:\\( .*\\)[]]$" "\\1"))
-
- (gnus-simplify-buffer-fuzzy-step " *[[{(][^()\n]*[]})] *$")
- (gnus-simplify-buffer-fuzzy-step " +" " ")
- (gnus-simplify-buffer-fuzzy-step " $")
- (gnus-simplify-buffer-fuzzy-step "^ +")))
-
- (defun gnus-simplify-subject-fuzzy (subject)
- "Simplify a subject string fuzzily.
- See gnus-simplify-buffer-fuzzy for details."
- (save-excursion
- (gnus-set-work-buffer)
- (let ((case-fold-search t))
- (insert subject)
- (inline (gnus-simplify-buffer-fuzzy))
- (buffer-string))))
-
- (defsubst gnus-simplify-subject-fully (subject)
- "Simplify a subject string according to gnus-summary-gather-subject-limit."
- (cond
- ((null gnus-summary-gather-subject-limit)
- (gnus-simplify-subject-re subject))
- ((eq gnus-summary-gather-subject-limit 'fuzzy)
- (gnus-simplify-subject-fuzzy subject))
- ((numberp gnus-summary-gather-subject-limit)
- (gnus-limit-string (gnus-simplify-subject-re subject)
- gnus-summary-gather-subject-limit))
- (t
- subject)))
-
- (defsubst gnus-subject-equal (s1 s2 &optional simple-first)
- "Check whether two subjects are equal. If optional argument
- simple-first is t, first argument is already simplified."
- (cond
- ((null simple-first)
- (equal (gnus-simplify-subject-fully s1)
- (gnus-simplify-subject-fully s2)))
- (t
- (equal s1
- (gnus-simplify-subject-fully s2)))))
-
- (defun gnus-summary-bubble-group ()
- "Increase the score of the current group.
- This is a handy function to add to `gnus-summary-exit-hook' to
- increase the score of each group you read."
- (gnus-group-add-score gnus-newsgroup-name))
-
-
- ;;;
- ;;; Gnus summary mode
- ;;;
-
- (put 'gnus-summary-mode 'mode-class 'special)
-
- (when t
- ;; Non-orthogonal keys
-
- (gnus-define-keys gnus-summary-mode-map
- " " gnus-summary-next-page
- "\177" gnus-summary-prev-page
- [delete] gnus-summary-prev-page
- [backspace] gnus-summary-prev-page
- "\r" gnus-summary-scroll-up
- "n" gnus-summary-next-unread-article
- "p" gnus-summary-prev-unread-article
- "N" gnus-summary-next-article
- "P" gnus-summary-prev-article
- "\M-\C-n" gnus-summary-next-same-subject
- "\M-\C-p" gnus-summary-prev-same-subject
- "\M-n" gnus-summary-next-unread-subject
- "\M-p" gnus-summary-prev-unread-subject
- "." gnus-summary-first-unread-article
- "," gnus-summary-best-unread-article
- "\M-s" gnus-summary-search-article-forward
- "\M-r" gnus-summary-search-article-backward
- "<" gnus-summary-beginning-of-article
- ">" gnus-summary-end-of-article
- "j" gnus-summary-goto-article
- "^" gnus-summary-refer-parent-article
- "\M-^" gnus-summary-refer-article
- "u" gnus-summary-tick-article-forward
- "!" gnus-summary-tick-article-forward
- "U" gnus-summary-tick-article-backward
- "d" gnus-summary-mark-as-read-forward
- "D" gnus-summary-mark-as-read-backward
- "E" gnus-summary-mark-as-expirable
- "\M-u" gnus-summary-clear-mark-forward
- "\M-U" gnus-summary-clear-mark-backward
- "k" gnus-summary-kill-same-subject-and-select
- "\C-k" gnus-summary-kill-same-subject
- "\M-\C-k" gnus-summary-kill-thread
- "\M-\C-l" gnus-summary-lower-thread
- "e" gnus-summary-edit-article
- "#" gnus-summary-mark-as-processable
- "\M-#" gnus-summary-unmark-as-processable
- "\M-\C-t" gnus-summary-toggle-threads
- "\M-\C-s" gnus-summary-show-thread
- "\M-\C-h" gnus-summary-hide-thread
- "\M-\C-f" gnus-summary-next-thread
- "\M-\C-b" gnus-summary-prev-thread
- "\M-\C-u" gnus-summary-up-thread
- "\M-\C-d" gnus-summary-down-thread
- "&" gnus-summary-execute-command
- "c" gnus-summary-catchup-and-exit
- "\C-w" gnus-summary-mark-region-as-read
- "\C-t" gnus-summary-toggle-truncation
- "?" gnus-summary-mark-as-dormant
- "\C-c\M-\C-s" gnus-summary-limit-include-expunged
- "\C-c\C-s\C-n" gnus-summary-sort-by-number
- "\C-c\C-s\C-l" gnus-summary-sort-by-lines
- "\C-c\C-s\C-a" gnus-summary-sort-by-author
- "\C-c\C-s\C-s" gnus-summary-sort-by-subject
- "\C-c\C-s\C-d" gnus-summary-sort-by-date
- "\C-c\C-s\C-i" gnus-summary-sort-by-score
- "=" gnus-summary-expand-window
- "\C-x\C-s" gnus-summary-reselect-current-group
- "\M-g" gnus-summary-rescan-group
- "w" gnus-summary-stop-page-breaking
- "\C-c\C-r" gnus-summary-caesar-message
- "\M-t" gnus-summary-toggle-mime
- "f" gnus-summary-followup
- "F" gnus-summary-followup-with-original
- "C" gnus-summary-cancel-article
- "r" gnus-summary-reply
- "R" gnus-summary-reply-with-original
- "\C-c\C-f" gnus-summary-mail-forward
- "o" gnus-summary-save-article
- "\C-o" gnus-summary-save-article-mail
- "|" gnus-summary-pipe-output
- "\M-k" gnus-summary-edit-local-kill
- "\M-K" gnus-summary-edit-global-kill
- ;; "V" gnus-version
- "\C-c\C-d" gnus-summary-describe-group
- "q" gnus-summary-exit
- "Q" gnus-summary-exit-no-update
- "\C-c\C-i" gnus-info-find-node
- gnus-mouse-2 gnus-mouse-pick-article
- "m" gnus-summary-mail-other-window
- "a" gnus-summary-post-news
- "x" gnus-summary-limit-to-unread
- "s" gnus-summary-isearch-article
- "t" gnus-article-hide-headers
- "g" gnus-summary-show-article
- "l" gnus-summary-goto-last-article
- "\C-c\C-v\C-v" gnus-uu-decode-uu-view
- "\C-d" gnus-summary-enter-digest-group
- "\M-\C-d" gnus-summary-read-document
- "\C-c\C-b" gnus-bug
- "*" gnus-cache-enter-article
- "\M-*" gnus-cache-remove-article
- "\M-&" gnus-summary-universal-argument
- "\C-l" gnus-recenter
- "I" gnus-summary-increase-score
- "L" gnus-summary-lower-score
-
- "V" gnus-summary-score-map
- "X" gnus-uu-extract-map
- "S" gnus-summary-send-map)
-
- ;; Sort of orthogonal keymap
- (gnus-define-keys (gnus-summary-mark-map "M" gnus-summary-mode-map)
- "t" gnus-summary-tick-article-forward
- "!" gnus-summary-tick-article-forward
- "d" gnus-summary-mark-as-read-forward
- "r" gnus-summary-mark-as-read-forward
- "c" gnus-summary-clear-mark-forward
- " " gnus-summary-clear-mark-forward
- "e" gnus-summary-mark-as-expirable
- "x" gnus-summary-mark-as-expirable
- "?" gnus-summary-mark-as-dormant
- "b" gnus-summary-set-bookmark
- "B" gnus-summary-remove-bookmark
- "#" gnus-summary-mark-as-processable
- "\M-#" gnus-summary-unmark-as-processable
- "S" gnus-summary-limit-include-expunged
- "C" gnus-summary-catchup
- "H" gnus-summary-catchup-to-here
- "\C-c" gnus-summary-catchup-all
- "k" gnus-summary-kill-same-subject-and-select
- "K" gnus-summary-kill-same-subject
- "P" gnus-uu-mark-map)
-
- (gnus-define-keys (gnus-summary-mscore-map "V" gnus-summary-mark-map)
- "c" gnus-summary-clear-above
- "u" gnus-summary-tick-above
- "m" gnus-summary-mark-above
- "k" gnus-summary-kill-below)
-
- (gnus-define-keys (gnus-summary-limit-map "/" gnus-summary-mode-map)
- "/" gnus-summary-limit-to-subject
- "n" gnus-summary-limit-to-articles
- "w" gnus-summary-pop-limit
- "s" gnus-summary-limit-to-subject
- "a" gnus-summary-limit-to-author
- "u" gnus-summary-limit-to-unread
- "m" gnus-summary-limit-to-marks
- "v" gnus-summary-limit-to-score
- "D" gnus-summary-limit-include-dormant
- "d" gnus-summary-limit-exclude-dormant
- "t" gnus-summary-limit-to-age
- "E" gnus-summary-limit-include-expunged
- "c" gnus-summary-limit-exclude-childless-dormant
- "C" gnus-summary-limit-mark-excluded-as-read)
-
- (gnus-define-keys (gnus-summary-goto-map "G" gnus-summary-mode-map)
- "n" gnus-summary-next-unread-article
- "p" gnus-summary-prev-unread-article
- "N" gnus-summary-next-article
- "P" gnus-summary-prev-article
- "\C-n" gnus-summary-next-same-subject
- "\C-p" gnus-summary-prev-same-subject
- "\M-n" gnus-summary-next-unread-subject
- "\M-p" gnus-summary-prev-unread-subject
- "f" gnus-summary-first-unread-article
- "b" gnus-summary-best-unread-article
- "j" gnus-summary-goto-article
- "g" gnus-summary-goto-subject
- "l" gnus-summary-goto-last-article
- "o" gnus-summary-pop-article)
-
- (gnus-define-keys (gnus-summary-thread-map "T" gnus-summary-mode-map)
- "k" gnus-summary-kill-thread
- "l" gnus-summary-lower-thread
- "i" gnus-summary-raise-thread
- "T" gnus-summary-toggle-threads
- "t" gnus-summary-rethread-current
- "^" gnus-summary-reparent-thread
- "s" gnus-summary-show-thread
- "S" gnus-summary-show-all-threads
- "h" gnus-summary-hide-thread
- "H" gnus-summary-hide-all-threads
- "n" gnus-summary-next-thread
- "p" gnus-summary-prev-thread
- "u" gnus-summary-up-thread
- "o" gnus-summary-top-thread
- "d" gnus-summary-down-thread
- "#" gnus-uu-mark-thread
- "\M-#" gnus-uu-unmark-thread)
-
- (gnus-define-keys (gnus-summary-buffer-map "Y" gnus-summary-mode-map)
- "g" gnus-summary-prepare
- "c" gnus-summary-insert-cached-articles)
-
- (gnus-define-keys (gnus-summary-exit-map "Z" gnus-summary-mode-map)
- "c" gnus-summary-catchup-and-exit
- "C" gnus-summary-catchup-all-and-exit
- "E" gnus-summary-exit-no-update
- "Q" gnus-summary-exit
- "Z" gnus-summary-exit
- "n" gnus-summary-catchup-and-goto-next-group
- "R" gnus-summary-reselect-current-group
- "G" gnus-summary-rescan-group
- "N" gnus-summary-next-group
- "s" gnus-summary-save-newsrc
- "P" gnus-summary-prev-group)
-
- (gnus-define-keys (gnus-summary-article-map "A" gnus-summary-mode-map)
- " " gnus-summary-next-page
- "n" gnus-summary-next-page
- "\177" gnus-summary-prev-page
- [delete] gnus-summary-prev-page
- "p" gnus-summary-prev-page
- "\r" gnus-summary-scroll-up
- "<" gnus-summary-beginning-of-article
- ">" gnus-summary-end-of-article
- "b" gnus-summary-beginning-of-article
- "e" gnus-summary-end-of-article
- "^" gnus-summary-refer-parent-article
- "r" gnus-summary-refer-parent-article
- "R" gnus-summary-refer-references
- "g" gnus-summary-show-article
- "s" gnus-summary-isearch-article
- "P" gnus-summary-print-article)
-
- (gnus-define-keys (gnus-summary-wash-map "W" gnus-summary-mode-map)
- "b" gnus-article-add-buttons
- "B" gnus-article-add-buttons-to-head
- "o" gnus-article-treat-overstrike
- "e" gnus-article-emphasize
- "w" gnus-article-fill-cited-article
- "c" gnus-article-remove-cr
- "q" gnus-article-de-quoted-unreadable
- "f" gnus-article-display-x-face
- "l" gnus-summary-stop-page-breaking
- "r" gnus-summary-caesar-message
- "t" gnus-article-hide-headers
- "v" gnus-summary-verbose-headers
- "m" gnus-summary-toggle-mime
- "h" gnus-article-treat-html)
-
- (gnus-define-keys (gnus-summary-wash-hide-map "W" gnus-summary-wash-map)
- "a" gnus-article-hide
- "h" gnus-article-hide-headers
- "b" gnus-article-hide-boring-headers
- "s" gnus-article-hide-signature
- "c" gnus-article-hide-citation
- "p" gnus-article-hide-pgp
- "P" gnus-article-hide-pem
- "\C-c" gnus-article-hide-citation-maybe)
-
- (gnus-define-keys (gnus-summary-wash-highlight-map "H" gnus-summary-wash-map)
- "a" gnus-article-highlight
- "h" gnus-article-highlight-headers
- "c" gnus-article-highlight-citation
- "s" gnus-article-highlight-signature)
-
- (gnus-define-keys (gnus-summary-wash-time-map "T" gnus-summary-wash-map)
- "z" gnus-article-date-ut
- "u" gnus-article-date-ut
- "l" gnus-article-date-local
- "e" gnus-article-date-lapsed
- "o" gnus-article-date-original
- "s" gnus-article-date-user)
-
- (gnus-define-keys (gnus-summary-wash-empty-map "E" gnus-summary-wash-map)
- "t" gnus-article-remove-trailing-blank-lines
- "l" gnus-article-strip-leading-blank-lines
- "m" gnus-article-strip-multiple-blank-lines
- "a" gnus-article-strip-blank-lines
- "s" gnus-article-strip-leading-space)
-
- (gnus-define-keys (gnus-summary-help-map "H" gnus-summary-mode-map)
- "v" gnus-version
- "f" gnus-summary-fetch-faq
- "d" gnus-summary-describe-group
- "h" gnus-summary-describe-briefly
- "i" gnus-info-find-node)
-
- (gnus-define-keys (gnus-summary-backend-map "B" gnus-summary-mode-map)
- "e" gnus-summary-expire-articles
- "\M-\C-e" gnus-summary-expire-articles-now
- "\177" gnus-summary-delete-article
- [delete] gnus-summary-delete-article
- "m" gnus-summary-move-article
- "r" gnus-summary-respool-article
- "w" gnus-summary-edit-article
- "c" gnus-summary-copy-article
- "B" gnus-summary-crosspost-article
- "q" gnus-summary-respool-query
- "i" gnus-summary-import-article
- "p" gnus-summary-article-posted-p)
-
- (gnus-define-keys (gnus-summary-save-map "O" gnus-summary-mode-map)
- "o" gnus-summary-save-article
- "m" gnus-summary-save-article-mail
- "F" gnus-summary-write-article-file
- "r" gnus-summary-save-article-rmail
- "f" gnus-summary-save-article-file
- "b" gnus-summary-save-article-body-file
- "h" gnus-summary-save-article-folder
- "v" gnus-summary-save-article-vm
- "p" gnus-summary-pipe-output
- "s" gnus-soup-add-article))
-
- (defun gnus-summary-make-menu-bar ()
- (gnus-turn-off-edit-menu 'summary)
-
- (unless (boundp 'gnus-summary-misc-menu)
-
- (easy-menu-define
- gnus-summary-kill-menu gnus-summary-mode-map ""
- (cons
- "Score"
- (nconc
- (list
- ["Enter score..." gnus-summary-score-entry t]
- ["Customize" gnus-score-customize t])
- (gnus-make-score-map 'increase)
- (gnus-make-score-map 'lower)
- '(("Mark"
- ["Kill below" gnus-summary-kill-below t]
- ["Mark above" gnus-summary-mark-above t]
- ["Tick above" gnus-summary-tick-above t]
- ["Clear above" gnus-summary-clear-above t])
- ["Current score" gnus-summary-current-score t]
- ["Set score" gnus-summary-set-score t]
- ["Switch current score file..." gnus-score-change-score-file t]
- ["Set mark below..." gnus-score-set-mark-below t]
- ["Set expunge below..." gnus-score-set-expunge-below t]
- ["Edit current score file" gnus-score-edit-current-scores t]
- ["Edit score file" gnus-score-edit-file t]
- ["Trace score" gnus-score-find-trace t]
- ["Find words" gnus-score-find-favourite-words t]
- ["Rescore buffer" gnus-summary-rescore t]
- ["Increase score..." gnus-summary-increase-score t]
- ["Lower score..." gnus-summary-lower-score t]))))
-
- '(("Default header"
- ["Ask" (gnus-score-set-default 'gnus-score-default-header nil)
- :style radio
- :selected (null gnus-score-default-header)]
- ["From" (gnus-score-set-default 'gnus-score-default-header 'a)
- :style radio
- :selected (eq gnus-score-default-header 'a)]
- ["Subject" (gnus-score-set-default 'gnus-score-default-header 's)
- :style radio
- :selected (eq gnus-score-default-header 's)]
- ["Article body"
- (gnus-score-set-default 'gnus-score-default-header 'b)
- :style radio
- :selected (eq gnus-score-default-header 'b )]
- ["All headers"
- (gnus-score-set-default 'gnus-score-default-header 'h)
- :style radio
- :selected (eq gnus-score-default-header 'h )]
- ["Message-ID" (gnus-score-set-default 'gnus-score-default-header 'i)
- :style radio
- :selected (eq gnus-score-default-header 'i )]
- ["Thread" (gnus-score-set-default 'gnus-score-default-header 't)
- :style radio
- :selected (eq gnus-score-default-header 't )]
- ["Crossposting"
- (gnus-score-set-default 'gnus-score-default-header 'x)
- :style radio
- :selected (eq gnus-score-default-header 'x )]
- ["Lines" (gnus-score-set-default 'gnus-score-default-header 'l)
- :style radio
- :selected (eq gnus-score-default-header 'l )]
- ["Date" (gnus-score-set-default 'gnus-score-default-header 'd)
- :style radio
- :selected (eq gnus-score-default-header 'd )]
- ["Followups to author"
- (gnus-score-set-default 'gnus-score-default-header 'f)
- :style radio
- :selected (eq gnus-score-default-header 'f )])
- ("Default type"
- ["Ask" (gnus-score-set-default 'gnus-score-default-type nil)
- :style radio
- :selected (null gnus-score-default-type)]
- ;; The `:active' key is commented out in the following,
- ;; because the GNU Emacs hack to support radio buttons use
- ;; active to indicate which button is selected.
- ["Substring" (gnus-score-set-default 'gnus-score-default-type 's)
- :style radio
- ;; :active (not (memq gnus-score-default-header '(l d)))
- :selected (eq gnus-score-default-type 's)]
- ["Regexp" (gnus-score-set-default 'gnus-score-default-type 'r)
- :style radio
- ;; :active (not (memq gnus-score-default-header '(l d)))
- :selected (eq gnus-score-default-type 'r)]
- ["Exact" (gnus-score-set-default 'gnus-score-default-type 'e)
- :style radio
- ;; :active (not (memq gnus-score-default-header '(l d)))
- :selected (eq gnus-score-default-type 'e)]
- ["Fuzzy" (gnus-score-set-default 'gnus-score-default-type 'f)
- :style radio
- ;; :active (not (memq gnus-score-default-header '(l d)))
- :selected (eq gnus-score-default-type 'f)]
- ["Before date" (gnus-score-set-default 'gnus-score-default-type 'b)
- :style radio
- ;; :active (eq (gnus-score-default-header 'd))
- :selected (eq gnus-score-default-type 'b)]
- ["At date" (gnus-score-set-default 'gnus-score-default-type 'n)
- :style radio
- ;; :active (eq (gnus-score-default-header 'd))
- :selected (eq gnus-score-default-type 'n)]
- ["After date" (gnus-score-set-default 'gnus-score-default-type 'a)
- :style radio
- ;; :active (eq (gnus-score-default-header 'd))
- :selected (eq gnus-score-default-type 'a)]
- ["Less than number"
- (gnus-score-set-default 'gnus-score-default-type '<)
- :style radio
- ;; :active (eq (gnus-score-default-header 'l))
- :selected (eq gnus-score-default-type '<)]
- ["Equal to number"
- (gnus-score-set-default 'gnus-score-default-type '=)
- :style radio
- ;; :active (eq (gnus-score-default-header 'l))
- :selected (eq gnus-score-default-type '=)]
- ["Greater than number"
- (gnus-score-set-default 'gnus-score-default-type '>)
- :style radio
- ;; :active (eq (gnus-score-default-header 'l))
- :selected (eq gnus-score-default-type '>)])
- ["Default fold" gnus-score-default-fold-toggle
- :style toggle
- :selected gnus-score-default-fold]
- ("Default duration"
- ["Ask" (gnus-score-set-default 'gnus-score-default-duration nil)
- :style radio
- :selected (null gnus-score-default-duration)]
- ["Permanent"
- (gnus-score-set-default 'gnus-score-default-duration 'p)
- :style radio
- :selected (eq gnus-score-default-duration 'p)]
- ["Temporary"
- (gnus-score-set-default 'gnus-score-default-duration 't)
- :style radio
- :selected (eq gnus-score-default-duration 't)]
- ["Immediate"
- (gnus-score-set-default 'gnus-score-default-duration 'i)
- :style radio
- :selected (eq gnus-score-default-duration 'i)]))
-
- (easy-menu-define
- gnus-summary-article-menu gnus-summary-mode-map ""
- '("Article"
- ("Hide"
- ["All" gnus-article-hide t]
- ["Headers" gnus-article-hide-headers t]
- ["Signature" gnus-article-hide-signature t]
- ["Citation" gnus-article-hide-citation t]
- ["PGP" gnus-article-hide-pgp t]
- ["Boring headers" gnus-article-hide-boring-headers t])
- ("Highlight"
- ["All" gnus-article-highlight t]
- ["Headers" gnus-article-highlight-headers t]
- ["Signature" gnus-article-highlight-signature t]
- ["Citation" gnus-article-highlight-citation t])
- ("Date"
- ["Local" gnus-article-date-local t]
- ["UT" gnus-article-date-ut t]
- ["Original" gnus-article-date-original t]
- ["Lapsed" gnus-article-date-lapsed t]
- ["User-defined" gnus-article-date-user t])
- ("Washing"
- ("Remove Blanks"
- ["Leading" gnus-article-strip-leading-blank-lines t]
- ["Multiple" gnus-article-strip-multiple-blank-lines t]
- ["Trailing" gnus-article-remove-trailing-blank-lines t]
- ["All of the above" gnus-article-strip-blank-lines t]
- ["Leading space" gnus-article-strip-leading-space t])
- ["Overstrike" gnus-article-treat-overstrike t]
- ["Emphasis" gnus-article-emphasize t]
- ["Word wrap" gnus-article-fill-cited-article t]
- ["CR" gnus-article-remove-cr t]
- ["Show X-Face" gnus-article-display-x-face t]
- ["Quoted-Printable" gnus-article-de-quoted-unreadable t]
- ["UnHTMLize" gnus-article-treat-html t]
- ["Rot 13" gnus-summary-caesar-message t]
- ["Unix pipe" gnus-summary-pipe-message t]
- ["Add buttons" gnus-article-add-buttons t]
- ["Add buttons to head" gnus-article-add-buttons-to-head t]
- ["Stop page breaking" gnus-summary-stop-page-breaking t]
- ["Toggle MIME" gnus-summary-toggle-mime t]
- ["Verbose header" gnus-summary-verbose-headers t]
- ["Toggle header" gnus-summary-toggle-header t])
- ("Output"
- ["Save in default format" gnus-summary-save-article t]
- ["Save in file" gnus-summary-save-article-file t]
- ["Save in Unix mail format" gnus-summary-save-article-mail t]
- ["Write to file" gnus-summary-write-article-mail t]
- ["Save in MH folder" gnus-summary-save-article-folder t]
- ["Save in VM folder" gnus-summary-save-article-vm t]
- ["Save in RMAIL mbox" gnus-summary-save-article-rmail t]
- ["Save body in file" gnus-summary-save-article-body-file t]
- ["Pipe through a filter" gnus-summary-pipe-output t]
- ["Add to SOUP packet" gnus-soup-add-article t]
- ["Print" gnus-summary-print-article t])
- ("Backend"
- ["Respool article..." gnus-summary-respool-article t]
- ["Move article..." gnus-summary-move-article
- (gnus-check-backend-function
- 'request-move-article gnus-newsgroup-name)]
- ["Copy article..." gnus-summary-copy-article t]
- ["Crosspost article..." gnus-summary-crosspost-article
- (gnus-check-backend-function
- 'request-replace-article gnus-newsgroup-name)]
- ["Import file..." gnus-summary-import-article t]
- ["Check if posted" gnus-summary-article-posted-p t]
- ["Edit article" gnus-summary-edit-article
- (not (gnus-group-read-only-p))]
- ["Delete article" gnus-summary-delete-article
- (gnus-check-backend-function
- 'request-expire-articles gnus-newsgroup-name)]
- ["Query respool" gnus-summary-respool-query t]
- ["Delete expirable articles" gnus-summary-expire-articles-now
- (gnus-check-backend-function
- 'request-expire-articles gnus-newsgroup-name)])
- ("Extract"
- ["Uudecode" gnus-uu-decode-uu t]
- ["Uudecode and save" gnus-uu-decode-uu-and-save t]
- ["Unshar" gnus-uu-decode-unshar t]
- ["Unshar and save" gnus-uu-decode-unshar-and-save t]
- ["Save" gnus-uu-decode-save t]
- ["Binhex" gnus-uu-decode-binhex t]
- ["Postscript" gnus-uu-decode-postscript t])
- ("Cache"
- ["Enter article" gnus-cache-enter-article t]
- ["Remove article" gnus-cache-remove-article t])
- ["Enter digest buffer" gnus-summary-enter-digest-group t]
- ["Isearch article..." gnus-summary-isearch-article t]
- ["Beginning of the article" gnus-summary-beginning-of-article t]
- ["End of the article" gnus-summary-end-of-article t]
- ["Fetch parent of article" gnus-summary-refer-parent-article t]
- ["Fetch referenced articles" gnus-summary-refer-references t]
- ["Fetch article with id..." gnus-summary-refer-article t]
- ["Redisplay" gnus-summary-show-article t]))
-
- (easy-menu-define
- gnus-summary-thread-menu gnus-summary-mode-map ""
- '("Threads"
- ["Toggle threading" gnus-summary-toggle-threads t]
- ["Hide threads" gnus-summary-hide-all-threads t]
- ["Show threads" gnus-summary-show-all-threads t]
- ["Hide thread" gnus-summary-hide-thread t]
- ["Show thread" gnus-summary-show-thread t]
- ["Go to next thread" gnus-summary-next-thread t]
- ["Go to previous thread" gnus-summary-prev-thread t]
- ["Go down thread" gnus-summary-down-thread t]
- ["Go up thread" gnus-summary-up-thread t]
- ["Top of thread" gnus-summary-top-thread t]
- ["Mark thread as read" gnus-summary-kill-thread t]
- ["Lower thread score" gnus-summary-lower-thread t]
- ["Raise thread score" gnus-summary-raise-thread t]
- ["Rethread current" gnus-summary-rethread-current t]
- ))
-
- (easy-menu-define
- gnus-summary-post-menu gnus-summary-mode-map ""
- '("Post"
- ["Post an article" gnus-summary-post-news t]
- ["Followup" gnus-summary-followup t]
- ["Followup and yank" gnus-summary-followup-with-original t]
- ["Supersede article" gnus-summary-supersede-article t]
- ["Cancel article" gnus-summary-cancel-article t]
- ["Reply" gnus-summary-reply t]
- ["Reply and yank" gnus-summary-reply-with-original t]
- ["Wide reply" gnus-summary-wide-reply t]
- ["Wide reply and yank" gnus-summary-wide-reply-with-original t]
- ["Mail forward" gnus-summary-mail-forward t]
- ["Post forward" gnus-summary-post-forward t]
- ["Digest and mail" gnus-uu-digest-mail-forward t]
- ["Digest and post" gnus-uu-digest-post-forward t]
- ["Resend message" gnus-summary-resend-message t]
- ["Send bounced mail" gnus-summary-resend-bounced-mail t]
- ["Send a mail" gnus-summary-mail-other-window t]
- ["Uuencode and post" gnus-uu-post-news t]
- ["Followup via news" gnus-summary-followup-to-mail t]
- ["Followup via news and yank"
- gnus-summary-followup-to-mail-with-original t]
- ;;("Draft"
- ;;["Send" gnus-summary-send-draft t]
- ;;["Send bounced" gnus-resend-bounced-mail t])
- ))
-
- (easy-menu-define
- gnus-summary-misc-menu gnus-summary-mode-map ""
- '("Misc"
- ("Mark Read"
- ["Mark as read" gnus-summary-mark-as-read-forward t]
- ["Mark same subject and select"
- gnus-summary-kill-same-subject-and-select t]
- ["Mark same subject" gnus-summary-kill-same-subject t]
- ["Catchup" gnus-summary-catchup t]
- ["Catchup all" gnus-summary-catchup-all t]
- ["Catchup to here" gnus-summary-catchup-to-here t]
- ["Catchup region" gnus-summary-mark-region-as-read t]
- ["Mark excluded" gnus-summary-limit-mark-excluded-as-read t])
- ("Mark Various"
- ["Tick" gnus-summary-tick-article-forward t]
- ["Mark as dormant" gnus-summary-mark-as-dormant t]
- ["Remove marks" gnus-summary-clear-mark-forward t]
- ["Set expirable mark" gnus-summary-mark-as-expirable t]
- ["Set bookmark" gnus-summary-set-bookmark t]
- ["Remove bookmark" gnus-summary-remove-bookmark t])
- ("Mark Limit"
- ["Marks..." gnus-summary-limit-to-marks t]
- ["Subject..." gnus-summary-limit-to-subject t]
- ["Author..." gnus-summary-limit-to-author t]
- ["Age..." gnus-summary-limit-to-age t]
- ["Score" gnus-summary-limit-to-score t]
- ["Unread" gnus-summary-limit-to-unread t]
- ["Non-dormant" gnus-summary-limit-exclude-dormant t]
- ["Articles" gnus-summary-limit-to-articles t]
- ["Pop limit" gnus-summary-pop-limit t]
- ["Show dormant" gnus-summary-limit-include-dormant t]
- ["Hide childless dormant"
- gnus-summary-limit-exclude-childless-dormant t]
- ;;["Hide thread" gnus-summary-limit-exclude-thread t]
- ["Show expunged" gnus-summary-show-all-expunged t])
- ("Process Mark"
- ["Set mark" gnus-summary-mark-as-processable t]
- ["Remove mark" gnus-summary-unmark-as-processable t]
- ["Remove all marks" gnus-summary-unmark-all-processable t]
- ["Mark above" gnus-uu-mark-over t]
- ["Mark series" gnus-uu-mark-series t]
- ["Mark region" gnus-uu-mark-region t]
- ["Mark by regexp..." gnus-uu-mark-by-regexp t]
- ["Mark all" gnus-uu-mark-all t]
- ["Mark buffer" gnus-uu-mark-buffer t]
- ["Mark sparse" gnus-uu-mark-sparse t]
- ["Mark thread" gnus-uu-mark-thread t]
- ["Unmark thread" gnus-uu-unmark-thread t]
- ("Process Mark Sets"
- ["Kill" gnus-summary-kill-process-mark t]
- ["Yank" gnus-summary-yank-process-mark
- gnus-newsgroup-process-stack]
- ["Save" gnus-summary-save-process-mark t]))
- ("Scroll article"
- ["Page forward" gnus-summary-next-page t]
- ["Page backward" gnus-summary-prev-page t]
- ["Line forward" gnus-summary-scroll-up t])
- ("Move"
- ["Next unread article" gnus-summary-next-unread-article t]
- ["Previous unread article" gnus-summary-prev-unread-article t]
- ["Next article" gnus-summary-next-article t]
- ["Previous article" gnus-summary-prev-article t]
- ["Next unread subject" gnus-summary-next-unread-subject t]
- ["Previous unread subject" gnus-summary-prev-unread-subject t]
- ["Next article same subject" gnus-summary-next-same-subject t]
- ["Previous article same subject" gnus-summary-prev-same-subject t]
- ["First unread article" gnus-summary-first-unread-article t]
- ["Best unread article" gnus-summary-best-unread-article t]
- ["Go to subject number..." gnus-summary-goto-subject t]
- ["Go to article number..." gnus-summary-goto-article t]
- ["Go to the last article" gnus-summary-goto-last-article t]
- ["Pop article off history" gnus-summary-pop-article t])
- ("Sort"
- ["Sort by number" gnus-summary-sort-by-number t]
- ["Sort by author" gnus-summary-sort-by-author t]
- ["Sort by subject" gnus-summary-sort-by-subject t]
- ["Sort by date" gnus-summary-sort-by-date t]
- ["Sort by score" gnus-summary-sort-by-score t]
- ["Sort by lines" gnus-summary-sort-by-lines t])
- ("Help"
- ["Fetch group FAQ" gnus-summary-fetch-faq t]
- ["Describe group" gnus-summary-describe-group t]
- ["Read manual" gnus-info-find-node t])
- ("Modes"
- ["Pick and read" gnus-pick-mode t]
- ["Binary" gnus-binary-mode t])
- ("Regeneration"
- ["Regenerate" gnus-summary-prepare t]
- ["Insert cached articles" gnus-summary-insert-cached-articles t]
- ["Toggle threading" gnus-summary-toggle-threads t])
- ["Filter articles..." gnus-summary-execute-command t]
- ["Run command on subjects..." gnus-summary-universal-argument t]
- ["Search articles forward..." gnus-summary-search-article-forward t]
- ["Search articles backward..." gnus-summary-search-article-backward t]
- ["Toggle line truncation" gnus-summary-toggle-truncation t]
- ["Expand window" gnus-summary-expand-window t]
- ["Expire expirable articles" gnus-summary-expire-articles
- (gnus-check-backend-function
- 'request-expire-articles gnus-newsgroup-name)]
- ["Edit local kill file" gnus-summary-edit-local-kill t]
- ["Edit main kill file" gnus-summary-edit-global-kill t]
- ("Exit"
- ["Catchup and exit" gnus-summary-catchup-and-exit t]
- ["Catchup all and exit" gnus-summary-catchup-and-exit t]
- ["Catchup and goto next" gnus-summary-catchup-and-goto-next-group t]
- ["Exit group" gnus-summary-exit t]
- ["Exit group without updating" gnus-summary-exit-no-update t]
- ["Exit and goto next group" gnus-summary-next-group t]
- ["Exit and goto prev group" gnus-summary-prev-group t]
- ["Reselect group" gnus-summary-reselect-current-group t]
- ["Rescan group" gnus-summary-rescan-group t]
- ["Update dribble" gnus-summary-save-newsrc t])))
-
- (run-hooks 'gnus-summary-menu-hook)))
-
- (defun gnus-score-set-default (var value)
- "A version of set that updates the GNU Emacs menu-bar."
- (set var value)
- ;; It is the message that forces the active status to be updated.
- (message ""))
-
- (defun gnus-make-score-map (type)
- "Make a summary score map of type TYPE."
- (if t
- nil
- (let ((headers '(("author" "from" string)
- ("subject" "subject" string)
- ("article body" "body" string)
- ("article head" "head" string)
- ("xref" "xref" string)
- ("lines" "lines" number)
- ("followups to author" "followup" string)))
- (types '((number ("less than" <)
- ("greater than" >)
- ("equal" =))
- (string ("substring" s)
- ("exact string" e)
- ("fuzzy string" f)
- ("regexp" r))))
- (perms '(("temporary" (current-time-string))
- ("permanent" nil)
- ("immediate" now)))
- header)
- (list
- (apply
- 'nconc
- (list
- (if (eq type 'lower)
- "Lower score"
- "Increase score"))
- (let (outh)
- (while headers
- (setq header (car headers))
- (setq outh
- (cons
- (apply
- 'nconc
- (list (car header))
- (let ((ts (cdr (assoc (nth 2 header) types)))
- outt)
- (while ts
- (setq outt
- (cons
- (apply
- 'nconc
- (list (caar ts))
- (let ((ps perms)
- outp)
- (while ps
- (setq outp
- (cons
- (vector
- (caar ps)
- (list
- 'gnus-summary-score-entry
- (nth 1 header)
- (if (or (string= (nth 1 header)
- "head")
- (string= (nth 1 header)
- "body"))
- ""
- (list 'gnus-summary-header
- (nth 1 header)))
- (list 'quote (nth 1 (car ts)))
- (list 'gnus-score-default nil)
- (nth 1 (car ps))
- t)
- t)
- outp))
- (setq ps (cdr ps)))
- (list (nreverse outp))))
- outt))
- (setq ts (cdr ts)))
- (list (nreverse outt))))
- outh))
- (setq headers (cdr headers)))
- (list (nreverse outh))))))))
-
-
-
- (defun gnus-summary-mode (&optional group)
- "Major mode for reading articles.
-
- All normal editing commands are switched off.
- \\<gnus-summary-mode-map>
- Each line in this buffer represents one article. To read an
- article, you can, for instance, type `\\[gnus-summary-next-page]'. To move forwards
- and backwards while displaying articles, type `\\[gnus-summary-next-unread-article]' and `\\[gnus-summary-prev-unread-article]',
- respectively.
-
- You can also post articles and send mail from this buffer. To
- follow up an article, type `\\[gnus-summary-followup]'. To mail a reply to the author
- of an article, type `\\[gnus-summary-reply]'.
-
- There are approx. one gazillion commands you can execute in this
- buffer; read the info pages for more information (`\\[gnus-info-find-node]').
-
- The following commands are available:
-
- \\{gnus-summary-mode-map}"
- (interactive)
- (when (gnus-visual-p 'summary-menu 'menu)
- (gnus-summary-make-menu-bar))
- (kill-all-local-variables)
- (gnus-summary-make-local-variables)
- (gnus-make-thread-indent-array)
- (gnus-simplify-mode-line)
- (setq major-mode 'gnus-summary-mode)
- (setq mode-name "Summary")
- (make-local-variable 'minor-mode-alist)
- (use-local-map gnus-summary-mode-map)
- (buffer-disable-undo (current-buffer))
- (setq buffer-read-only t) ;Disable modification
- (setq truncate-lines t)
- (setq selective-display t)
- (setq selective-display-ellipses t) ;Display `...'
- (gnus-summary-set-display-table)
- (gnus-set-default-directory)
- (setq gnus-newsgroup-name group)
- (make-local-variable 'gnus-summary-line-format)
- (make-local-variable 'gnus-summary-line-format-spec)
- (make-local-variable 'gnus-summary-mark-positions)
- (make-local-hook 'post-command-hook)
- (add-hook 'post-command-hook 'gnus-clear-inboxes-moved nil t)
- (run-hooks 'gnus-summary-mode-hook)
- (gnus-update-format-specifications nil 'summary 'summary-mode 'summary-dummy)
- (gnus-update-summary-mark-positions))
-
- (defun gnus-summary-make-local-variables ()
- "Make all the local summary buffer variables."
- (let ((locals gnus-summary-local-variables)
- global local)
- (while (setq local (pop locals))
- (if (consp local)
- (progn
- (if (eq (cdr local) 'global)
- ;; Copy the global value of the variable.
- (setq global (symbol-value (car local)))
- ;; Use the value from the list.
- (setq global (eval (cdr local))))
- (make-local-variable (car local))
- (set (car local) global))
- ;; Simple nil-valued local variable.
- (make-local-variable local)
- (set local nil)))))
-
- (defun gnus-summary-clear-local-variables ()
- (let ((locals gnus-summary-local-variables))
- (while locals
- (if (consp (car locals))
- (and (vectorp (caar locals))
- (set (caar locals) nil))
- (and (vectorp (car locals))
- (set (car locals) nil)))
- (setq locals (cdr locals)))))
-
- ;; Summary data functions.
-
- (defmacro gnus-data-number (data)
- `(car ,data))
-
- (defmacro gnus-data-set-number (data number)
- `(setcar ,data ,number))
-
- (defmacro gnus-data-mark (data)
- `(nth 1 ,data))
-
- (defmacro gnus-data-set-mark (data mark)
- `(setcar (nthcdr 1 ,data) ,mark))
-
- (defmacro gnus-data-pos (data)
- `(nth 2 ,data))
-
- (defmacro gnus-data-set-pos (data pos)
- `(setcar (nthcdr 2 ,data) ,pos))
-
- (defmacro gnus-data-header (data)
- `(nth 3 ,data))
-
- (defmacro gnus-data-set-header (data header)
- `(setf (nth 3 ,data) ,header))
-
- (defmacro gnus-data-level (data)
- `(nth 4 ,data))
-
- (defmacro gnus-data-unread-p (data)
- `(= (nth 1 ,data) gnus-unread-mark))
-
- (defmacro gnus-data-read-p (data)
- `(/= (nth 1 ,data) gnus-unread-mark))
-
- (defmacro gnus-data-pseudo-p (data)
- `(consp (nth 3 ,data)))
-
- (defmacro gnus-data-find (number)
- `(assq ,number gnus-newsgroup-data))
-
- (defmacro gnus-data-find-list (number &optional data)
- `(let ((bdata ,(or data 'gnus-newsgroup-data)))
- (memq (assq ,number bdata)
- bdata)))
-
- (defmacro gnus-data-make (number mark pos header level)
- `(list ,number ,mark ,pos ,header ,level))
-
- (defun gnus-data-enter (after-article number mark pos header level offset)
- (let ((data (gnus-data-find-list after-article)))
- (unless data
- (error "No such article: %d" after-article))
- (setcdr data (cons (gnus-data-make number mark pos header level)
- (cdr data)))
- (setq gnus-newsgroup-data-reverse nil)
- (gnus-data-update-list (cddr data) offset)))
-
- (defun gnus-data-enter-list (after-article list &optional offset)
- (when list
- (let ((data (and after-article (gnus-data-find-list after-article)))
- (ilist list))
- (or data (not after-article) (error "No such article: %d" after-article))
- ;; Find the last element in the list to be spliced into the main
- ;; list.
- (while (cdr list)
- (setq list (cdr list)))
- (if (not data)
- (progn
- (setcdr list gnus-newsgroup-data)
- (setq gnus-newsgroup-data ilist)
- (when offset
- (gnus-data-update-list (cdr list) offset)))
- (setcdr list (cdr data))
- (setcdr data ilist)
- (when offset
- (gnus-data-update-list (cdr list) offset)))
- (setq gnus-newsgroup-data-reverse nil))))
-
- (defun gnus-data-remove (article &optional offset)
- (let ((data gnus-newsgroup-data))
- (if (= (gnus-data-number (car data)) article)
- (progn
- (setq gnus-newsgroup-data (cdr gnus-newsgroup-data)
- gnus-newsgroup-data-reverse nil)
- (when offset
- (gnus-data-update-list gnus-newsgroup-data offset)))
- (while (cdr data)
- (when (= (gnus-data-number (cadr data)) article)
- (setcdr data (cddr data))
- (when offset
- (gnus-data-update-list (cdr data) offset))
- (setq data nil
- gnus-newsgroup-data-reverse nil))
- (setq data (cdr data))))))
-
- (defmacro gnus-data-list (backward)
- `(if ,backward
- (or gnus-newsgroup-data-reverse
- (setq gnus-newsgroup-data-reverse
- (reverse gnus-newsgroup-data)))
- gnus-newsgroup-data))
-
- (defun gnus-data-update-list (data offset)
- "Add OFFSET to the POS of all data entries in DATA."
- (while data
- (setcar (nthcdr 2 (car data)) (+ offset (nth 2 (car data))))
- (setq data (cdr data))))
-
- (defun gnus-data-compute-positions ()
- "Compute the positions of all articles."
- (let ((data gnus-newsgroup-data)
- pos)
- (while data
- (when (setq pos (text-property-any
- (point-min) (point-max)
- 'gnus-number (gnus-data-number (car data))))
- (gnus-data-set-pos (car data) (+ pos 3)))
- (setq data (cdr data)))))
-
- (defun gnus-summary-article-pseudo-p (article)
- "Say whether this article is a pseudo article or not."
- (not (vectorp (gnus-data-header (gnus-data-find article)))))
-
- (defmacro gnus-summary-article-sparse-p (article)
- "Say whether this article is a sparse article or not."
- `(memq ,article gnus-newsgroup-sparse))
-
- (defmacro gnus-summary-article-ancient-p (article)
- "Say whether this article is a sparse article or not."
- `(memq ,article gnus-newsgroup-ancient))
-
- (defun gnus-article-parent-p (number)
- "Say whether this article is a parent or not."
- (let ((data (gnus-data-find-list number)))
- (and (cdr data) ; There has to be an article after...
- (< (gnus-data-level (car data)) ; And it has to have a higher level.
- (gnus-data-level (nth 1 data))))))
-
- (defun gnus-article-children (number)
- "Return a list of all children to NUMBER."
- (let* ((data (gnus-data-find-list number))
- (level (gnus-data-level (car data)))
- children)
- (setq data (cdr data))
- (while (and data
- (= (gnus-data-level (car data)) (1+ level)))
- (push (gnus-data-number (car data)) children)
- (setq data (cdr data)))
- children))
-
- (defmacro gnus-summary-skip-intangible ()
- "If the current article is intangible, then jump to a different article."
- '(let ((to (get-text-property (point) 'gnus-intangible)))
- (and to (gnus-summary-goto-subject to))))
-
- (defmacro gnus-summary-article-intangible-p ()
- "Say whether this article is intangible or not."
- '(get-text-property (point) 'gnus-intangible))
-
- (defun gnus-article-read-p (article)
- "Say whether ARTICLE is read or not."
- (not (or (memq article gnus-newsgroup-marked)
- (memq article gnus-newsgroup-unreads)
- (memq article gnus-newsgroup-unselected)
- (memq article gnus-newsgroup-dormant))))
-
- ;; Some summary mode macros.
-
- (defmacro gnus-summary-article-number ()
- "The article number of the article on the current line.
- If there isn's an article number here, then we return the current
- article number."
- '(progn
- (gnus-summary-skip-intangible)
- (or (get-text-property (point) 'gnus-number)
- (gnus-summary-last-subject))))
-
- (defmacro gnus-summary-article-header (&optional number)
- `(gnus-data-header (gnus-data-find
- ,(or number '(gnus-summary-article-number)))))
-
- (defmacro gnus-summary-thread-level (&optional number)
- `(if (and (eq gnus-summary-make-false-root 'dummy)
- (get-text-property (point) 'gnus-intangible))
- 0
- (gnus-data-level (gnus-data-find
- ,(or number '(gnus-summary-article-number))))))
-
- (defmacro gnus-summary-article-mark (&optional number)
- `(gnus-data-mark (gnus-data-find
- ,(or number '(gnus-summary-article-number)))))
-
- (defmacro gnus-summary-article-pos (&optional number)
- `(gnus-data-pos (gnus-data-find
- ,(or number '(gnus-summary-article-number)))))
-
- (defalias 'gnus-summary-subject-string 'gnus-summary-article-subject)
- (defmacro gnus-summary-article-subject (&optional number)
- "Return current subject string or nil if nothing."
- `(let ((headers
- ,(if number
- `(gnus-data-header (assq ,number gnus-newsgroup-data))
- '(gnus-data-header (assq (gnus-summary-article-number)
- gnus-newsgroup-data)))))
- (and headers
- (vectorp headers)
- (mail-header-subject headers))))
-
- (defmacro gnus-summary-article-score (&optional number)
- "Return current article score."
- `(or (cdr (assq ,(or number '(gnus-summary-article-number))
- gnus-newsgroup-scored))
- gnus-summary-default-score 0))
-
- (defun gnus-summary-article-children (&optional number)
- (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))))
- (level (gnus-data-level (car data)))
- l children)
- (while (and (setq data (cdr data))
- (> (setq l (gnus-data-level (car data))) level))
- (and (= (1+ level) l)
- (push (gnus-data-number (car data))
- children)))
- (nreverse children)))
-
- (defun gnus-summary-article-parent (&optional number)
- (let* ((data (gnus-data-find-list (or number (gnus-summary-article-number))
- (gnus-data-list t)))
- (level (gnus-data-level (car data))))
- (if (zerop level)
- () ; This is a root.
- ;; We search until we find an article with a level less than
- ;; this one. That function has to be the parent.
- (while (and (setq data (cdr data))
- (not (< (gnus-data-level (car data)) level))))
- (and data (gnus-data-number (car data))))))
-
- (defun gnus-unread-mark-p (mark)
- "Say whether MARK is the unread mark."
- (= mark gnus-unread-mark))
-
- (defun gnus-read-mark-p (mark)
- "Say whether MARK is one of the marks that mark as read.
- This is all marks except unread, ticked, dormant, and expirable."
- (not (or (= mark gnus-unread-mark)
- (= mark gnus-ticked-mark)
- (= mark gnus-dormant-mark)
- (= mark gnus-expirable-mark))))
-
- (defmacro gnus-article-mark (number)
- `(cond
- ((memq ,number gnus-newsgroup-unreads) gnus-unread-mark)
- ((memq ,number gnus-newsgroup-marked) gnus-ticked-mark)
- ((memq ,number gnus-newsgroup-dormant) gnus-dormant-mark)
- ((memq ,number gnus-newsgroup-expirable) gnus-expirable-mark)
- (t (or (cdr (assq ,number gnus-newsgroup-reads))
- gnus-ancient-mark))))
-
- ;; Saving hidden threads.
-
- (put 'gnus-save-hidden-threads 'lisp-indent-function 0)
- (put 'gnus-save-hidden-threads 'edebug-form-spec '(body))
-
- (defmacro gnus-save-hidden-threads (&rest forms)
- "Save hidden threads, eval FORMS, and restore the hidden threads."
- (let ((config (make-symbol "config")))
- `(let ((,config (gnus-hidden-threads-configuration)))
- (unwind-protect
- (save-excursion
- ,@forms)
- (gnus-restore-hidden-threads-configuration ,config)))))
-
- (defun gnus-hidden-threads-configuration ()
- "Return the current hidden threads configuration."
- (save-excursion
- (let (config)
- (goto-char (point-min))
- (while (search-forward "\r" nil t)
- (push (1- (point)) config))
- config)))
-
- (defun gnus-restore-hidden-threads-configuration (config)
- "Restore hidden threads configuration from CONFIG."
- (let (point buffer-read-only)
- (while (setq point (pop config))
- (when (and (< point (point-max))
- (goto-char point)
- (= (following-char) ?\n))
- (subst-char-in-region point (1+ point) ?\n ?\r)))))
-
- ;; Various summary mode internalish functions.
-
- (defun gnus-mouse-pick-article (e)
- (interactive "e")
- (mouse-set-point e)
- (gnus-summary-next-page nil t))
-
- (defun gnus-summary-set-display-table ()
- ;; Change the display table. Odd characters have a tendency to mess
- ;; up nicely formatted displays - we make all possible glyphs
- ;; display only a single character.
-
- ;; We start from the standard display table, if any.
- (let ((table (or (copy-sequence standard-display-table)
- (make-display-table)))
- (i 32))
- ;; Nix out all the control chars...
- (while (>= (setq i (1- i)) 0)
- (aset table i [??]))
- ;; ... but not newline and cr, of course. (cr is necessary for the
- ;; selective display).
- (aset table ?\n nil)
- (aset table ?\r nil)
- ;; We nix out any glyphs over 126 that are not set already.
- (let ((i 256))
- (while (>= (setq i (1- i)) 127)
- ;; Only modify if the entry is nil.
- (unless (aref table i)
- (aset table i [??]))))
- (setq buffer-display-table table)))
-
- (defun gnus-summary-setup-buffer (group)
- "Initialize summary buffer."
- (let ((buffer (concat "*Summary " group "*")))
- (if (get-buffer buffer)
- (progn
- (set-buffer buffer)
- (setq gnus-summary-buffer (current-buffer))
- (not gnus-newsgroup-prepared))
- ;; Fix by Sudish Joseph <joseph@cis.ohio-state.edu>
- (setq gnus-summary-buffer (set-buffer (get-buffer-create buffer)))
- (gnus-add-current-to-buffer-list)
- (gnus-summary-mode group)
- (when gnus-carpal
- (gnus-carpal-setup-buffer 'summary))
- (unless gnus-single-article-buffer
- (make-local-variable 'gnus-article-buffer)
- (make-local-variable 'gnus-article-current)
- (make-local-variable 'gnus-original-article-buffer))
- (setq gnus-newsgroup-name group)
- t)))
-
- (defun gnus-set-global-variables ()
- ;; Set the global equivalents of the summary buffer-local variables
- ;; to the latest values they had. These reflect the summary buffer
- ;; that was in action when the last article was fetched.
- (when (eq major-mode 'gnus-summary-mode)
- (setq gnus-summary-buffer (current-buffer))
- (let ((name gnus-newsgroup-name)
- (marked gnus-newsgroup-marked)
- (unread gnus-newsgroup-unreads)
- (headers gnus-current-headers)
- (data gnus-newsgroup-data)
- (summary gnus-summary-buffer)
- (article-buffer gnus-article-buffer)
- (original gnus-original-article-buffer)
- (gac gnus-article-current)
- (reffed gnus-reffed-article-number)
- (score-file gnus-current-score-file))
- (save-excursion
- (set-buffer gnus-group-buffer)
- (setq gnus-newsgroup-name name)
- (setq gnus-newsgroup-marked marked)
- (setq gnus-newsgroup-unreads unread)
- (setq gnus-current-headers headers)
- (setq gnus-newsgroup-data data)
- (setq gnus-article-current gac)
- (setq gnus-summary-buffer summary)
- (setq gnus-article-buffer article-buffer)
- (setq gnus-original-article-buffer original)
- (setq gnus-reffed-article-number reffed)
- (setq gnus-current-score-file score-file)
- ;; The article buffer also has local variables.
- (when (gnus-buffer-live-p gnus-article-buffer)
- (set-buffer gnus-article-buffer)
- (setq gnus-summary-buffer summary))))))
-
- (defun gnus-summary-article-unread-p (article)
- "Say whether ARTICLE is unread or not."
- (memq article gnus-newsgroup-unreads))
-
- (defun gnus-summary-first-article-p (&optional article)
- "Return whether ARTICLE is the first article in the buffer."
- (if (not (setq article (or article (gnus-summary-article-number))))
- nil
- (eq article (caar gnus-newsgroup-data))))
-
- (defun gnus-summary-last-article-p (&optional article)
- "Return whether ARTICLE is the last article in the buffer."
- (if (not (setq article (or article (gnus-summary-article-number))))
- t ; All non-existent numbers are the last article. :-)
- (not (cdr (gnus-data-find-list article)))))
-
- (defun gnus-make-thread-indent-array ()
- (let ((n 200))
- (unless (and gnus-thread-indent-array
- (= gnus-thread-indent-level gnus-thread-indent-array-level))
- (setq gnus-thread-indent-array (make-vector 201 "")
- gnus-thread-indent-array-level gnus-thread-indent-level)
- (while (>= n 0)
- (aset gnus-thread-indent-array n
- (make-string (* n gnus-thread-indent-level) ? ))
- (setq n (1- n))))))
-
- (defun gnus-update-summary-mark-positions ()
- "Compute where the summary marks are to go."
- (save-excursion
- (when (and gnus-summary-buffer
- (get-buffer gnus-summary-buffer)
- (buffer-name (get-buffer gnus-summary-buffer)))
- (set-buffer gnus-summary-buffer))
- (let ((gnus-replied-mark 129)
- (gnus-score-below-mark 130)
- (gnus-score-over-mark 130)
- (spec gnus-summary-line-format-spec)
- thread gnus-visual pos)
- (save-excursion
- (gnus-set-work-buffer)
- (let ((gnus-summary-line-format-spec spec))
- (gnus-summary-insert-line
- [0 "" "" "" "" "" 0 0 ""] 0 nil 128 t nil "" nil 1)
- (goto-char (point-min))
- (setq pos (list (cons 'unread (and (search-forward "\200" nil t)
- (- (point) 2)))))
- (goto-char (point-min))
- (push (cons 'replied (and (search-forward "\201" nil t)
- (- (point) 2)))
- pos)
- (goto-char (point-min))
- (push (cons 'score (and (search-forward "\202" nil t) (- (point) 2)))
- pos)))
- (setq gnus-summary-mark-positions pos))))
-
- (defun gnus-summary-insert-dummy-line (gnus-tmp-subject gnus-tmp-number)
- "Insert a dummy root in the summary buffer."
- (beginning-of-line)
- (gnus-add-text-properties
- (point) (progn (eval gnus-summary-dummy-line-format-spec) (point))
- (list 'gnus-number gnus-tmp-number 'gnus-intangible gnus-tmp-number)))
-
- (defun gnus-summary-insert-line (gnus-tmp-header
- gnus-tmp-level gnus-tmp-current
- gnus-tmp-unread gnus-tmp-replied
- gnus-tmp-expirable gnus-tmp-subject-or-nil
- &optional gnus-tmp-dummy gnus-tmp-score
- gnus-tmp-process)
- (let* ((gnus-tmp-indentation (aref gnus-thread-indent-array gnus-tmp-level))
- (gnus-tmp-lines (mail-header-lines gnus-tmp-header))
- (gnus-tmp-score (or gnus-tmp-score gnus-summary-default-score 0))
- (gnus-tmp-score-char
- (if (or (null gnus-summary-default-score)
- (<= (abs (- gnus-tmp-score gnus-summary-default-score))
- gnus-summary-zcore-fuzz))
- ?
- (if (< gnus-tmp-score gnus-summary-default-score)
- gnus-score-below-mark gnus-score-over-mark)))
- (gnus-tmp-replied
- (cond (gnus-tmp-process gnus-process-mark)
- ((memq gnus-tmp-current gnus-newsgroup-cached)
- gnus-cached-mark)
- (gnus-tmp-replied gnus-replied-mark)
- ((memq gnus-tmp-current gnus-newsgroup-saved)
- gnus-saved-mark)
- (t gnus-unread-mark)))
- (gnus-tmp-from (mail-header-from gnus-tmp-header))
- (gnus-tmp-name
- (cond
- ((string-match "<[^>]+> *$" gnus-tmp-from)
- (let ((beg (match-beginning 0)))
- (or (and (string-match "^\"[^\"]*\"" gnus-tmp-from)
- (substring gnus-tmp-from (1+ (match-beginning 0))
- (1- (match-end 0))))
- (substring gnus-tmp-from 0 beg))))
- ((string-match "(.+)" gnus-tmp-from)
- (substring gnus-tmp-from
- (1+ (match-beginning 0)) (1- (match-end 0))))
- (t gnus-tmp-from)))
- (gnus-tmp-subject (mail-header-subject gnus-tmp-header))
- (gnus-tmp-number (mail-header-number gnus-tmp-header))
- (gnus-tmp-opening-bracket (if gnus-tmp-dummy ?\< ?\[))
- (gnus-tmp-closing-bracket (if gnus-tmp-dummy ?\> ?\]))
- (buffer-read-only nil))
- (when (string= gnus-tmp-name "")
- (setq gnus-tmp-name gnus-tmp-from))
- (unless (numberp gnus-tmp-lines)
- (setq gnus-tmp-lines 0))
- (gnus-put-text-property
- (point)
- (progn (eval gnus-summary-line-format-spec) (point))
- 'gnus-number gnus-tmp-number)
- (when (gnus-visual-p 'summary-highlight 'highlight)
- (forward-line -1)
- (run-hooks 'gnus-summary-update-hook)
- (forward-line 1))))
-
- (defun gnus-summary-update-line (&optional dont-update)
- ;; Update summary line after change.
- (when (and gnus-summary-default-score
- (not gnus-summary-inhibit-highlight))
- (let* ((gnus-summary-inhibit-highlight t) ; Prevent recursion.
- (article (gnus-summary-article-number))
- (score (gnus-summary-article-score article)))
- (unless dont-update
- (if (and gnus-summary-mark-below
- (< (gnus-summary-article-score)
- gnus-summary-mark-below))
- ;; This article has a low score, so we mark it as read.
- (when (memq article gnus-newsgroup-unreads)
- (gnus-summary-mark-article-as-read gnus-low-score-mark))
- (when (eq (gnus-summary-article-mark) gnus-low-score-mark)
- ;; This article was previously marked as read on account
- ;; of a low score, but now it has risen, so we mark it as
- ;; unread.
- (gnus-summary-mark-article-as-unread gnus-unread-mark)))
- (gnus-summary-update-mark
- (if (or (null gnus-summary-default-score)
- (<= (abs (- score gnus-summary-default-score))
- gnus-summary-zcore-fuzz))
- ?
- (if (< score gnus-summary-default-score)
- gnus-score-below-mark gnus-score-over-mark))
- 'score))
- ;; Do visual highlighting.
- (when (gnus-visual-p 'summary-highlight 'highlight)
- (run-hooks 'gnus-summary-update-hook)))))
-
- (defvar gnus-tmp-new-adopts nil)
-
- (defun gnus-summary-number-of-articles-in-thread (thread &optional level char)
- "Return the number of articles in THREAD.
- This may be 0 in some cases -- if none of the articles in
- the thread are to be displayed."
- (let* ((number
- ;; Fix by Luc Van Eycken <Luc.VanEycken@esat.kuleuven.ac.be>.
- (cond
- ((not (listp thread))
- 1)
- ((and (consp thread) (cdr thread))
- (apply
- '+ 1 (mapcar
- 'gnus-summary-number-of-articles-in-thread (cdr thread))))
- ((null thread)
- 1)
- ((memq (mail-header-number (car thread)) gnus-newsgroup-limit)
- 1)
- (t 0))))
- (when (and level (zerop level) gnus-tmp-new-adopts)
- (incf number
- (apply '+ (mapcar
- 'gnus-summary-number-of-articles-in-thread
- gnus-tmp-new-adopts))))
- (if char
- (if (> number 1) gnus-not-empty-thread-mark
- gnus-empty-thread-mark)
- number)))
-
- (defun gnus-summary-set-local-parameters (group)
- "Go through the local params of GROUP and set all variable specs in that list."
- (let ((params (gnus-group-find-parameter group))
- elem)
- (while params
- (setq elem (car params)
- params (cdr params))
- (and (consp elem) ; Has to be a cons.
- (consp (cdr elem)) ; The cdr has to be a list.
- (symbolp (car elem)) ; Has to be a symbol in there.
- (not (memq (car elem)
- '(quit-config to-address to-list to-group)))
- (ignore-errors ; So we set it.
- (make-local-variable (car elem))
- (set (car elem) (eval (nth 1 elem))))))))
-
- (defun gnus-summary-read-group (group &optional show-all no-article
- kill-buffer no-display)
- "Start reading news in newsgroup GROUP.
- If SHOW-ALL is non-nil, already read articles are also listed.
- If NO-ARTICLE is non-nil, no article is selected initially.
- If NO-DISPLAY, don't generate a summary buffer."
- (let (result)
- (while (and group
- (null (setq result
- (let ((gnus-auto-select-next nil))
- (gnus-summary-read-group-1
- group show-all no-article
- kill-buffer no-display))))
- (eq gnus-auto-select-next 'quietly))
- (set-buffer gnus-group-buffer)
- (if (not (equal group (gnus-group-group-name)))
- (setq group (gnus-group-group-name))
- (setq group nil)))
- result))
-
- (defun gnus-summary-read-group-1 (group show-all no-article
- kill-buffer no-display)
- ;; Killed foreign groups can't be entered.
- (when (and (not (gnus-group-native-p group))
- (not (gnus-gethash group gnus-newsrc-hashtb)))
- (error "Dead non-native groups can't be entered"))
- (gnus-message 5 "Retrieving newsgroup: %s..." group)
- (let* ((new-group (gnus-summary-setup-buffer group))
- (quit-config (gnus-group-quit-config group))
- (did-select (and new-group (gnus-select-newsgroup group show-all))))
- (cond
- ;; This summary buffer exists already, so we just select it.
- ((not new-group)
- (gnus-set-global-variables)
- (when kill-buffer
- (gnus-kill-or-deaden-summary kill-buffer))
- (gnus-configure-windows 'summary 'force)
- (gnus-set-mode-line 'summary)
- (gnus-summary-position-point)
- (message "")
- t)
- ;; We couldn't select this group.
- ((null did-select)
- (when (and (eq major-mode 'gnus-summary-mode)
- (not (equal (current-buffer) kill-buffer)))
- (kill-buffer (current-buffer))
- (if (not quit-config)
- (progn
- (set-buffer gnus-group-buffer)
- (gnus-group-jump-to-group group)
- (gnus-group-next-unread-group 1))
- (gnus-handle-ephemeral-exit quit-config)))
- (gnus-message 3 "Can't select group")
- nil)
- ;; The user did a `C-g' while prompting for number of articles,
- ;; so we exit this group.
- ((eq did-select 'quit)
- (and (eq major-mode 'gnus-summary-mode)
- (not (equal (current-buffer) kill-buffer))
- (kill-buffer (current-buffer)))
- (when kill-buffer
- (gnus-kill-or-deaden-summary kill-buffer))
- (if (not quit-config)
- (progn
- (set-buffer gnus-group-buffer)
- (gnus-group-jump-to-group group)
- (gnus-group-next-unread-group 1)
- (gnus-configure-windows 'group 'force))
- (gnus-handle-ephemeral-exit quit-config))
- ;; Finally signal the quit.
- (signal 'quit nil))
- ;; The group was successfully selected.
- (t
- (gnus-set-global-variables)
- ;; Save the active value in effect when the group was entered.
- (setq gnus-newsgroup-active
- (gnus-copy-sequence
- (gnus-active gnus-newsgroup-name)))
- ;; You can change the summary buffer in some way with this hook.
- (run-hooks 'gnus-select-group-hook)
- ;; Set any local variables in the group parameters.
- (gnus-summary-set-local-parameters gnus-newsgroup-name)
- (gnus-update-format-specifications
- nil 'summary 'summary-mode 'summary-dummy)
- ;; Do score processing.
- (when gnus-use-scoring
- (gnus-possibly-score-headers))
- ;; Check whether to fill in the gaps in the threads.
- (when gnus-build-sparse-threads
- (gnus-build-sparse-threads))
- ;; Find the initial limit.
- (if gnus-show-threads
- (if show-all
- (let ((gnus-newsgroup-dormant nil))
- (gnus-summary-initial-limit show-all))
- (gnus-summary-initial-limit show-all))
- (setq gnus-newsgroup-limit
- (mapcar
- (lambda (header) (mail-header-number header))
- gnus-newsgroup-headers)))
- ;; Generate the summary buffer.
- (unless no-display
- (gnus-summary-prepare))
- (when gnus-use-trees
- (gnus-tree-open group)
- (setq gnus-summary-highlight-line-function
- 'gnus-tree-highlight-article))
- ;; If the summary buffer is empty, but there are some low-scored
- ;; articles or some excluded dormants, we include these in the
- ;; buffer.
- (when (and (zerop (buffer-size))
- (not no-display))
- (cond (gnus-newsgroup-dormant
- (gnus-summary-limit-include-dormant))
- ((and gnus-newsgroup-scored show-all)
- (gnus-summary-limit-include-expunged t))))
- ;; Function `gnus-apply-kill-file' must be called in this hook.
- (run-hooks 'gnus-apply-kill-hook)
- (if (and (zerop (buffer-size))
- (not no-display))
- (progn
- ;; This newsgroup is empty.
- (gnus-summary-catchup-and-exit nil t)
- (gnus-message 6 "No unread news")
- (when kill-buffer
- (gnus-kill-or-deaden-summary kill-buffer))
- ;; Return nil from this function.
- nil)
- ;; Hide conversation thread subtrees. We cannot do this in
- ;; gnus-summary-prepare-hook since kill processing may not
- ;; work with hidden articles.
- (and gnus-show-threads
- gnus-thread-hide-subtree
- (gnus-summary-hide-all-threads))
- ;; Show first unread article if requested.
- (if (and (not no-article)
- (not no-display)
- gnus-newsgroup-unreads
- gnus-auto-select-first)
- (unless (if (eq gnus-auto-select-first 'best)
- (gnus-summary-best-unread-article)
- (gnus-summary-first-unread-article))
- (gnus-configure-windows 'summary))
- ;; Don't select any articles, just move point to the first
- ;; article in the group.
- (goto-char (point-min))
- (gnus-summary-position-point)
- (gnus-set-mode-line 'summary)
- (gnus-configure-windows 'summary 'force))
- (when kill-buffer
- (gnus-kill-or-deaden-summary kill-buffer))
- (when (get-buffer-window gnus-group-buffer t)
- ;; Gotta use windows, because recenter does weird stuff if
- ;; the current buffer ain't the displayed window.
- (let ((owin (selected-window)))
- (select-window (get-buffer-window gnus-group-buffer t))
- (when (gnus-group-goto-group group)
- (recenter))
- (select-window owin)))
- ;; Mark this buffer as "prepared".
- (setq gnus-newsgroup-prepared t)
- t)))))
-
- (defun gnus-summary-prepare ()
- "Generate the summary buffer."
- (interactive)
- (let ((buffer-read-only nil))
- (erase-buffer)
- (setq gnus-newsgroup-data nil
- gnus-newsgroup-data-reverse nil)
- (run-hooks 'gnus-summary-generate-hook)
- ;; Generate the buffer, either with threads or without.
- (when gnus-newsgroup-headers
- (gnus-summary-prepare-threads
- (if gnus-show-threads
- (gnus-sort-gathered-threads
- (funcall gnus-summary-thread-gathering-function
- (gnus-sort-threads
- (gnus-cut-threads (gnus-make-threads)))))
- ;; Unthreaded display.
- (gnus-sort-articles gnus-newsgroup-headers))))
- (setq gnus-newsgroup-data (nreverse gnus-newsgroup-data))
- ;; Call hooks for modifying summary buffer.
- (goto-char (point-min))
- (run-hooks 'gnus-summary-prepare-hook)))
-
- (defsubst gnus-general-simplify-subject (subject)
- "Simply subject by the same rules as gnus-gather-threads-by-subject."
- (setq subject
- (cond
- ;; Truncate the subject.
- ((numberp gnus-summary-gather-subject-limit)
- (setq subject (gnus-simplify-subject-re subject))
- (if (> (length subject) gnus-summary-gather-subject-limit)
- (substring subject 0 gnus-summary-gather-subject-limit)
- subject))
- ;; Fuzzily simplify it.
- ((eq 'fuzzy gnus-summary-gather-subject-limit)
- (gnus-simplify-subject-fuzzy subject))
- ;; Just remove the leading "Re:".
- (t
- (gnus-simplify-subject-re subject))))
-
- (if (and gnus-summary-gather-exclude-subject
- (string-match gnus-summary-gather-exclude-subject subject))
- nil ; This article shouldn't be gathered
- subject))
-
- (defun gnus-summary-simplify-subject-query ()
- "Query where the respool algorithm would put this article."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-select-article)
- (message (gnus-general-simplify-subject (gnus-summary-article-subject))))
-
- (defun gnus-gather-threads-by-subject (threads)
- "Gather threads by looking at Subject headers."
- (if (not gnus-summary-make-false-root)
- threads
- (let ((hashtb (gnus-make-hashtable 1024))
- (prev threads)
- (result threads)
- subject hthread whole-subject)
- (while threads
- (setq subject (gnus-general-simplify-subject
- (setq whole-subject (mail-header-subject
- (caar threads)))))
- (when subject
- (if (setq hthread (gnus-gethash subject hashtb))
- (progn
- ;; We enter a dummy root into the thread, if we
- ;; haven't done that already.
- (unless (stringp (caar hthread))
- (setcar hthread (list whole-subject (car hthread))))
- ;; We add this new gathered thread to this gathered
- ;; thread.
- (setcdr (car hthread)
- (nconc (cdar hthread) (list (car threads))))
- ;; Remove it from the list of threads.
- (setcdr prev (cdr threads))
- (setq threads prev))
- ;; Enter this thread into the hash table.
- (gnus-sethash subject threads hashtb)))
- (setq prev threads)
- (setq threads (cdr threads)))
- result)))
-
- (defun gnus-gather-threads-by-references (threads)
- "Gather threads by looking at References headers."
- (let ((idhashtb (gnus-make-hashtable 1024))
- (thhashtb (gnus-make-hashtable 1024))
- (prev threads)
- (result threads)
- ids references id gthread gid entered ref)
- (while threads
- (when (setq references (mail-header-references (caar threads)))
- (setq id (mail-header-id (caar threads))
- ids (gnus-split-references references)
- entered nil)
- (while (setq ref (pop ids))
- (setq ids (delete ref ids))
- (if (not (setq gid (gnus-gethash ref idhashtb)))
- (progn
- (gnus-sethash ref id idhashtb)
- (gnus-sethash id threads thhashtb))
- (setq gthread (gnus-gethash gid thhashtb))
- (unless entered
- ;; We enter a dummy root into the thread, if we
- ;; haven't done that already.
- (unless (stringp (caar gthread))
- (setcar gthread (list (mail-header-subject (caar gthread))
- (car gthread))))
- ;; We add this new gathered thread to this gathered
- ;; thread.
- (setcdr (car gthread)
- (nconc (cdar gthread) (list (car threads)))))
- ;; Add it into the thread hash table.
- (gnus-sethash id gthread thhashtb)
- (setq entered t)
- ;; Remove it from the list of threads.
- (setcdr prev (cdr threads))
- (setq threads prev))))
- (setq prev threads)
- (setq threads (cdr threads)))
- result))
-
- (defun gnus-sort-gathered-threads (threads)
- "Sort subtreads inside each gathered thread by article number."
- (let ((result threads))
- (while threads
- (when (stringp (caar threads))
- (setcdr (car threads)
- (sort (cdar threads) 'gnus-thread-sort-by-number)))
- (setq threads (cdr threads)))
- result))
-
- (defun gnus-thread-loop-p (root thread)
- "Say whether ROOT is in THREAD."
- (let ((stack (list thread))
- (infloop 0)
- th)
- (while (setq thread (pop stack))
- (setq th (cdr thread))
- (while (and th
- (not (eq (caar th) root)))
- (pop th))
- (if th
- ;; We have found a loop.
- (let (ref-dep)
- (setcdr thread (delq (car th) (cdr thread)))
- (if (boundp (setq ref-dep (intern "none"
- gnus-newsgroup-dependencies)))
- (setcdr (symbol-value ref-dep)
- (nconc (cdr (symbol-value ref-dep))
- (list (car th))))
- (set ref-dep (list nil (car th))))
- (setq infloop 1
- stack nil))
- ;; Push all the subthreads onto the stack.
- (push (cdr thread) stack)))
- infloop))
-
- (defun gnus-make-threads ()
- "Go through the dependency hashtb and find the roots. Return all threads."
- (let (threads)
- (while (catch 'infloop
- (mapatoms
- (lambda (refs)
- ;; Deal with self-referencing References loops.
- (when (and (car (symbol-value refs))
- (not (zerop
- (apply
- '+
- (mapcar
- (lambda (thread)
- (gnus-thread-loop-p
- (car (symbol-value refs)) thread))
- (cdr (symbol-value refs)))))))
- (setq threads nil)
- (throw 'infloop t))
- (unless (car (symbol-value refs))
- ;; These threads do not refer back to any other articles,
- ;; so they're roots.
- (setq threads (append (cdr (symbol-value refs)) threads))))
- gnus-newsgroup-dependencies)))
- threads))
-
- (defun gnus-build-sparse-threads ()
- (let ((headers gnus-newsgroup-headers)
- (deps gnus-newsgroup-dependencies)
- header references generation relations
- cthread subject child end pthread relation)
- ;; First we create an alist of generations/relations, where
- ;; generations is how much we trust the relation, and the relation
- ;; is parent/child.
- (gnus-message 7 "Making sparse threads...")
- (save-excursion
- (nnheader-set-temp-buffer " *gnus sparse threads*")
- (while (setq header (pop headers))
- (when (and (setq references (mail-header-references header))
- (not (string= references "")))
- (insert references)
- (setq child (mail-header-id header)
- subject (mail-header-subject header))
- (setq generation 0)
- (while (search-backward ">" nil t)
- (setq end (1+ (point)))
- (when (search-backward "<" nil t)
- (push (list (incf generation)
- child (setq child (buffer-substring (point) end))
- subject)
- relations)))
- (push (list (1+ generation) child nil subject) relations)
- (erase-buffer)))
- (kill-buffer (current-buffer)))
- ;; Sort over trustworthiness.
- (setq relations (sort relations (lambda (r1 r2) (< (car r1) (car r2)))))
- (while (setq relation (pop relations))
- (when (if (boundp (setq cthread (intern (cadr relation) deps)))
- (unless (car (symbol-value cthread))
- ;; Make this article the parent of these threads.
- (setcar (symbol-value cthread)
- (vector gnus-reffed-article-number
- (cadddr relation)
- "" ""
- (cadr relation)
- (or (caddr relation) "") 0 0 "")))
- (set cthread (list (vector gnus-reffed-article-number
- (cadddr relation)
- "" "" (cadr relation)
- (or (caddr relation) "") 0 0 ""))))
- (push gnus-reffed-article-number gnus-newsgroup-limit)
- (push gnus-reffed-article-number gnus-newsgroup-sparse)
- (push (cons gnus-reffed-article-number gnus-sparse-mark)
- gnus-newsgroup-reads)
- (decf gnus-reffed-article-number)
- ;; Make this new thread the child of its parent.
- (if (boundp (setq pthread (intern (or (caddr relation) "none") deps)))
- (setcdr (symbol-value pthread)
- (nconc (cdr (symbol-value pthread))
- (list (symbol-value cthread))))
- (set pthread (list nil (symbol-value cthread))))))
- (gnus-message 7 "Making sparse threads...done")))
-
- (defun gnus-build-old-threads ()
- ;; Look at all the articles that refer back to old articles, and
- ;; fetch the headers for the articles that aren't there. This will
- ;; build complete threads - if the roots haven't been expired by the
- ;; server, that is.
- (let (id heads)
- (mapatoms
- (lambda (refs)
- (when (not (car (symbol-value refs)))
- (setq heads (cdr (symbol-value refs)))
- (while heads
- (if (memq (mail-header-number (caar heads))
- gnus-newsgroup-dormant)
- (setq heads (cdr heads))
- (setq id (symbol-name refs))
- (while (and (setq id (gnus-build-get-header id))
- (not (car (gnus-gethash
- id gnus-newsgroup-dependencies)))))
- (setq heads nil)))))
- gnus-newsgroup-dependencies)))
-
- (defun gnus-build-get-header (id)
- ;; Look through the buffer of NOV lines and find the header to
- ;; ID. Enter this line into the dependencies hash table, and return
- ;; the id of the parent article (if any).
- (let ((deps gnus-newsgroup-dependencies)
- found header)
- (prog1
- (save-excursion
- (set-buffer nntp-server-buffer)
- (let ((case-fold-search nil))
- (goto-char (point-min))
- (while (and (not found)
- (search-forward id nil t))
- (beginning-of-line)
- (setq found (looking-at
- (format "^[^\t]*\t[^\t]*\t[^\t]*\t[^\t]*\t%s"
- (regexp-quote id))))
- (or found (beginning-of-line 2)))
- (when found
- (beginning-of-line)
- (and
- (setq header (gnus-nov-parse-line
- (read (current-buffer)) deps))
- (gnus-parent-id (mail-header-references header))))))
- (when header
- (let ((number (mail-header-number header)))
- (push number gnus-newsgroup-limit)
- (push header gnus-newsgroup-headers)
- (if (memq number gnus-newsgroup-unselected)
- (progn
- (push number gnus-newsgroup-unreads)
- (setq gnus-newsgroup-unselected
- (delq number gnus-newsgroup-unselected)))
- (push number gnus-newsgroup-ancient)))))))
-
- (defun gnus-summary-update-article-line (article header)
- "Update the line for ARTICLE using HEADERS."
- (let* ((id (mail-header-id header))
- (thread (gnus-id-to-thread id)))
- (unless thread
- (error "Article in no thread"))
- ;; Update the thread.
- (setcar thread header)
- (gnus-summary-goto-subject article)
- (let* ((datal (gnus-data-find-list article))
- (data (car datal))
- (length (when (cdr datal)
- (- (gnus-data-pos data)
- (gnus-data-pos (cadr datal)))))
- (buffer-read-only nil)
- (level (gnus-summary-thread-level)))
- (gnus-delete-line)
- (gnus-summary-insert-line
- header level nil (gnus-article-mark article)
- (memq article gnus-newsgroup-replied)
- (memq article gnus-newsgroup-expirable)
- ;; Only insert the Subject string when it's different
- ;; from the previous Subject string.
- (if (gnus-subject-equal
- (condition-case ()
- (mail-header-subject
- (gnus-data-header
- (cadr
- (gnus-data-find-list
- article
- (gnus-data-list t)))))
- ;; Error on the side of excessive subjects.
- (error ""))
- (mail-header-subject header))
- ""
- (mail-header-subject header))
- nil (cdr (assq article gnus-newsgroup-scored))
- (memq article gnus-newsgroup-processable))
- (when length
- (gnus-data-update-list
- (cdr datal) (- length (- (gnus-data-pos data) (point))))))))
-
- (defun gnus-summary-update-article (article &optional iheader)
- "Update ARTICLE in the summary buffer."
- (set-buffer gnus-summary-buffer)
- (let* ((header (or iheader (gnus-summary-article-header article)))
- (id (mail-header-id header))
- (data (gnus-data-find article))
- (thread (gnus-id-to-thread id))
- (references (mail-header-references header))
- (parent
- (gnus-id-to-thread
- (or (gnus-parent-id
- (when (and references
- (not (equal "" references)))
- references))
- "none")))
- (buffer-read-only nil)
- (old (car thread))
- (number (mail-header-number header))
- pos)
- (when thread
- ;; !!! Should this be in or not?
- (unless iheader
- (setcar thread nil))
- (when parent
- (delq thread parent))
- (if (gnus-summary-insert-subject id header iheader)
- ;; Set the (possibly) new article number in the data structure.
- (gnus-data-set-number data (gnus-id-to-article id))
- (setcar thread old)
- nil))))
-
- (defun gnus-rebuild-thread (id)
- "Rebuild the thread containing ID."
- (let ((buffer-read-only nil)
- old-pos current thread data)
- (if (not gnus-show-threads)
- (setq thread (list (car (gnus-id-to-thread id))))
- ;; Get the thread this article is part of.
- (setq thread (gnus-remove-thread id)))
- (setq old-pos (gnus-point-at-bol))
- (setq current (save-excursion
- (and (zerop (forward-line -1))
- (gnus-summary-article-number))))
- ;; If this is a gathered thread, we have to go some re-gathering.
- (when (stringp (car thread))
- (let ((subject (car thread))
- roots thr)
- (setq thread (cdr thread))
- (while thread
- (unless (memq (setq thr (gnus-id-to-thread
- (gnus-root-id
- (mail-header-id (caar thread)))))
- roots)
- (push thr roots))
- (setq thread (cdr thread)))
- ;; We now have all (unique) roots.
- (if (= (length roots) 1)
- ;; All the loose roots are now one solid root.
- (setq thread (car roots))
- (setq thread (cons subject (gnus-sort-threads roots))))))
- (let (threads)
- ;; We then insert this thread into the summary buffer.
- (let (gnus-newsgroup-data gnus-newsgroup-threads)
- (if gnus-show-threads
- (gnus-summary-prepare-threads (gnus-cut-threads (list thread)))
- (gnus-summary-prepare-unthreaded thread))
- (setq data (nreverse gnus-newsgroup-data))
- (setq threads gnus-newsgroup-threads))
- ;; We splice the new data into the data structure.
- (gnus-data-enter-list current data (- (point) old-pos))
- (setq gnus-newsgroup-threads (nconc threads gnus-newsgroup-threads)))))
-
- (defun gnus-number-to-header (number)
- "Return the header for article NUMBER."
- (let ((headers gnus-newsgroup-headers))
- (while (and headers
- (not (= number (mail-header-number (car headers)))))
- (pop headers))
- (when headers
- (car headers))))
-
- (defun gnus-parent-headers (headers &optional generation)
- "Return the headers of the GENERATIONeth parent of HEADERS."
- (unless generation
- (setq generation 1))
- (let ((parent t)
- references)
- (while (and parent headers (not (zerop generation)))
- (setq references (mail-header-references headers))
- (when (and references
- (setq parent (gnus-parent-id references))
- (setq headers (car (gnus-id-to-thread parent))))
- (decf generation)))
- headers))
-
- (defun gnus-id-to-thread (id)
- "Return the (sub-)thread where ID appears."
- (gnus-gethash id gnus-newsgroup-dependencies))
-
- (defun gnus-id-to-article (id)
- "Return the article number of ID."
- (let ((thread (gnus-id-to-thread id)))
- (when (and thread
- (car thread))
- (mail-header-number (car thread)))))
-
- (defun gnus-id-to-header (id)
- "Return the article headers of ID."
- (car (gnus-id-to-thread id)))
-
- (defun gnus-article-displayed-root-p (article)
- "Say whether ARTICLE is a root(ish) article."
- (let ((level (gnus-summary-thread-level article))
- (refs (mail-header-references (gnus-summary-article-header article)))
- particle)
- (cond
- ((null level) nil)
- ((zerop level) t)
- ((null refs) t)
- ((null (gnus-parent-id refs)) t)
- ((and (= 1 level)
- (null (setq particle (gnus-id-to-article
- (gnus-parent-id refs))))
- (null (gnus-summary-thread-level particle)))))))
-
- (defun gnus-root-id (id)
- "Return the id of the root of the thread where ID appears."
- (let (last-id prev)
- (while (and id (setq prev (car (gnus-gethash
- id gnus-newsgroup-dependencies))))
- (setq last-id id
- id (gnus-parent-id (mail-header-references prev))))
- last-id))
-
- (defun gnus-remove-thread (id &optional dont-remove)
- "Remove the thread that has ID in it."
- (let ((dep gnus-newsgroup-dependencies)
- headers thread last-id)
- ;; First go up in this thread until we find the root.
- (setq last-id (gnus-root-id id))
- (setq headers (list (car (gnus-id-to-thread last-id))
- (caadr (gnus-id-to-thread last-id))))
- ;; We have now found the real root of this thread. It might have
- ;; been gathered into some loose thread, so we have to search
- ;; through the threads to find the thread we wanted.
- (let ((threads gnus-newsgroup-threads)
- sub)
- (while threads
- (setq sub (car threads))
- (if (stringp (car sub))
- ;; This is a gathered thread, so we look at the roots
- ;; below it to find whether this article is in this
- ;; gathered root.
- (progn
- (setq sub (cdr sub))
- (while sub
- (when (member (caar sub) headers)
- (setq thread (car threads)
- threads nil
- sub nil))
- (setq sub (cdr sub))))
- ;; It's an ordinary thread, so we check it.
- (when (eq (car sub) (car headers))
- (setq thread sub
- threads nil)))
- (setq threads (cdr threads)))
- ;; If this article is in no thread, then it's a root.
- (if thread
- (unless dont-remove
- (setq gnus-newsgroup-threads (delq thread gnus-newsgroup-threads)))
- (setq thread (gnus-gethash last-id dep)))
- (when thread
- (prog1
- thread ; We return this thread.
- (unless dont-remove
- (if (stringp (car thread))
- (progn
- ;; If we use dummy roots, then we have to remove the
- ;; dummy root as well.
- (when (eq gnus-summary-make-false-root 'dummy)
- (gnus-delete-line)
- (gnus-data-compute-positions))
- (setq thread (cdr thread))
- (while thread
- (gnus-remove-thread-1 (car thread))
- (setq thread (cdr thread))))
- (gnus-remove-thread-1 thread))))))))
-
- (defun gnus-remove-thread-1 (thread)
- "Remove the thread THREAD recursively."
- (let ((number (mail-header-number (pop thread)))
- d)
- (setq thread (reverse thread))
- (while thread
- (gnus-remove-thread-1 (pop thread)))
- (when (setq d (gnus-data-find number))
- (goto-char (gnus-data-pos d))
- (gnus-data-remove
- number
- (- (gnus-point-at-bol)
- (prog1
- (1+ (gnus-point-at-eol))
- (gnus-delete-line)))))))
-
- (defun gnus-sort-threads (threads)
- "Sort THREADS."
- (if (not gnus-thread-sort-functions)
- threads
- (gnus-message 7 "Sorting threads...")
- (prog1
- (sort threads (gnus-make-sort-function gnus-thread-sort-functions))
- (gnus-message 7 "Sorting threads...done"))))
-
- (defun gnus-sort-articles (articles)
- "Sort ARTICLES."
- (when gnus-article-sort-functions
- (gnus-message 7 "Sorting articles...")
- (prog1
- (setq gnus-newsgroup-headers
- (sort articles (gnus-make-sort-function
- gnus-article-sort-functions)))
- (gnus-message 7 "Sorting articles...done"))))
-
- ;; Written by Hallvard B Furuseth <h.b.furuseth@usit.uio.no>.
- (defmacro gnus-thread-header (thread)
- ;; Return header of first article in THREAD.
- ;; Note that THREAD must never, ever be anything else than a variable -
- ;; using some other form will lead to serious barfage.
- (or (symbolp thread) (signal 'wrong-type-argument '(symbolp thread)))
- ;; (8% speedup to gnus-summary-prepare, just for fun :-)
- (list 'byte-code "\10\211:\203\17\0\211@;\203\16\0A@@\207" ;
- (vector thread) 2))
-
- (defsubst gnus-article-sort-by-number (h1 h2)
- "Sort articles by article number."
- (< (mail-header-number h1)
- (mail-header-number h2)))
-
- (defun gnus-thread-sort-by-number (h1 h2)
- "Sort threads by root article number."
- (gnus-article-sort-by-number
- (gnus-thread-header h1) (gnus-thread-header h2)))
-
- (defsubst gnus-article-sort-by-lines (h1 h2)
- "Sort articles by article Lines header."
- (< (mail-header-lines h1)
- (mail-header-lines h2)))
-
- (defun gnus-thread-sort-by-lines (h1 h2)
- "Sort threads by root article Lines header."
- (gnus-article-sort-by-lines
- (gnus-thread-header h1) (gnus-thread-header h2)))
-
- (defsubst gnus-article-sort-by-author (h1 h2)
- "Sort articles by root author."
- (string-lessp
- (let ((extract (funcall
- gnus-extract-address-components
- (mail-header-from h1))))
- (or (car extract) (cadr extract) ""))
- (let ((extract (funcall
- gnus-extract-address-components
- (mail-header-from h2))))
- (or (car extract) (cadr extract) ""))))
-
- (defun gnus-thread-sort-by-author (h1 h2)
- "Sort threads by root author."
- (gnus-article-sort-by-author
- (gnus-thread-header h1) (gnus-thread-header h2)))
-
- (defsubst gnus-article-sort-by-subject (h1 h2)
- "Sort articles by root subject."
- (string-lessp
- (downcase (gnus-simplify-subject-re (mail-header-subject h1)))
- (downcase (gnus-simplify-subject-re (mail-header-subject h2)))))
-
- (defun gnus-thread-sort-by-subject (h1 h2)
- "Sort threads by root subject."
- (gnus-article-sort-by-subject
- (gnus-thread-header h1) (gnus-thread-header h2)))
-
- (defsubst gnus-article-sort-by-date (h1 h2)
- "Sort articles by root article date."
- (gnus-time-less
- (gnus-date-get-time (mail-header-date h1))
- (gnus-date-get-time (mail-header-date h2))))
-
- (defun gnus-thread-sort-by-date (h1 h2)
- "Sort threads by root article date."
- (gnus-article-sort-by-date
- (gnus-thread-header h1) (gnus-thread-header h2)))
-
- (defsubst gnus-article-sort-by-score (h1 h2)
- "Sort articles by root article score.
- Unscored articles will be counted as having a score of zero."
- (> (or (cdr (assq (mail-header-number h1)
- gnus-newsgroup-scored))
- gnus-summary-default-score 0)
- (or (cdr (assq (mail-header-number h2)
- gnus-newsgroup-scored))
- gnus-summary-default-score 0)))
-
- (defun gnus-thread-sort-by-score (h1 h2)
- "Sort threads by root article score."
- (gnus-article-sort-by-score
- (gnus-thread-header h1) (gnus-thread-header h2)))
-
- (defun gnus-thread-sort-by-total-score (h1 h2)
- "Sort threads by the sum of all scores in the thread.
- Unscored articles will be counted as having a score of zero."
- (> (gnus-thread-total-score h1) (gnus-thread-total-score h2)))
-
- (defun gnus-thread-total-score (thread)
- ;; This function find the total score of THREAD.
- (cond ((null thread)
- 0)
- ((consp thread)
- (if (stringp (car thread))
- (apply gnus-thread-score-function 0
- (mapcar 'gnus-thread-total-score-1 (cdr thread)))
- (gnus-thread-total-score-1 thread)))
- (t
- (gnus-thread-total-score-1 (list thread)))))
-
- (defun gnus-thread-total-score-1 (root)
- ;; This function find the total score of the thread below ROOT.
- (setq root (car root))
- (apply gnus-thread-score-function
- (or (append
- (mapcar 'gnus-thread-total-score
- (cdr (gnus-gethash (mail-header-id root)
- gnus-newsgroup-dependencies)))
- (when (> (mail-header-number root) 0)
- (list (or (cdr (assq (mail-header-number root)
- gnus-newsgroup-scored))
- gnus-summary-default-score 0))))
- (list gnus-summary-default-score)
- '(0))))
-
- ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
- (defvar gnus-tmp-prev-subject nil)
- (defvar gnus-tmp-false-parent nil)
- (defvar gnus-tmp-root-expunged nil)
- (defvar gnus-tmp-dummy-line nil)
-
- (defun gnus-summary-prepare-threads (threads)
- "Prepare summary buffer from THREADS and indentation LEVEL.
- THREADS is either a list of `(PARENT [(CHILD1 [(GRANDCHILD ...]...) ...])'
- or a straight list of headers."
- (gnus-message 7 "Generating summary...")
-
- (setq gnus-newsgroup-threads threads)
- (beginning-of-line)
-
- (let ((gnus-tmp-level 0)
- (default-score (or gnus-summary-default-score 0))
- (gnus-visual-p (gnus-visual-p 'summary-highlight 'highlight))
- thread number subject stack state gnus-tmp-gathered beg-match
- new-roots gnus-tmp-new-adopts thread-end
- gnus-tmp-header gnus-tmp-unread
- gnus-tmp-replied gnus-tmp-subject-or-nil
- gnus-tmp-dummy gnus-tmp-indentation gnus-tmp-lines gnus-tmp-score
- gnus-tmp-score-char gnus-tmp-from gnus-tmp-name
- gnus-tmp-number gnus-tmp-opening-bracket gnus-tmp-closing-bracket)
-
- (setq gnus-tmp-prev-subject nil)
-
- (if (vectorp (car threads))
- ;; If this is a straight (sic) list of headers, then a
- ;; threaded summary display isn't required, so we just create
- ;; an unthreaded one.
- (gnus-summary-prepare-unthreaded threads)
-
- ;; Do the threaded display.
-
- (while (or threads stack gnus-tmp-new-adopts new-roots)
-
- (if (and (= gnus-tmp-level 0)
- (not (setq gnus-tmp-dummy-line nil))
- (or (not stack)
- (= (caar stack) 0))
- (not gnus-tmp-false-parent)
- (or gnus-tmp-new-adopts new-roots))
- (if gnus-tmp-new-adopts
- (setq gnus-tmp-level (if gnus-tmp-root-expunged 0 1)
- thread (list (car gnus-tmp-new-adopts))
- gnus-tmp-header (caar thread)
- gnus-tmp-new-adopts (cdr gnus-tmp-new-adopts))
- (when new-roots
- (setq thread (list (car new-roots))
- gnus-tmp-header (caar thread)
- new-roots (cdr new-roots))))
-
- (if threads
- ;; If there are some threads, we do them before the
- ;; threads on the stack.
- (setq thread threads
- gnus-tmp-header (caar thread))
- ;; There were no current threads, so we pop something off
- ;; the stack.
- (setq state (car stack)
- gnus-tmp-level (car state)
- thread (cdr state)
- stack (cdr stack)
- gnus-tmp-header (caar thread))))
-
- (setq gnus-tmp-false-parent nil)
- (setq gnus-tmp-root-expunged nil)
- (setq thread-end nil)
-
- (if (stringp gnus-tmp-header)
- ;; The header is a dummy root.
- (cond
- ((eq gnus-summary-make-false-root 'adopt)
- ;; We let the first article adopt the rest.
- (setq gnus-tmp-new-adopts (nconc gnus-tmp-new-adopts
- (cddar thread)))
- (setq gnus-tmp-gathered
- (nconc (mapcar
- (lambda (h) (mail-header-number (car h)))
- (cddar thread))
- gnus-tmp-gathered))
- (setq thread (cons (list (caar thread)
- (cadar thread))
- (cdr thread)))
- (setq gnus-tmp-level -1
- gnus-tmp-false-parent t))
- ((eq gnus-summary-make-false-root 'empty)
- ;; We print adopted articles with empty subject fields.
- (setq gnus-tmp-gathered
- (nconc (mapcar
- (lambda (h) (mail-header-number (car h)))
- (cddar thread))
- gnus-tmp-gathered))
- (setq gnus-tmp-level -1))
- ((eq gnus-summary-make-false-root 'dummy)
- ;; We remember that we probably want to output a dummy
- ;; root.
- (setq gnus-tmp-dummy-line gnus-tmp-header)
- (setq gnus-tmp-prev-subject gnus-tmp-header))
- (t
- ;; We do not make a root for the gathered
- ;; sub-threads at all.
- (setq gnus-tmp-level -1)))
-
- (setq number (mail-header-number gnus-tmp-header)
- subject (mail-header-subject gnus-tmp-header))
-
- (cond
- ;; If the thread has changed subject, we might want to make
- ;; this subthread into a root.
- ((and (null gnus-thread-ignore-subject)
- (not (zerop gnus-tmp-level))
- gnus-tmp-prev-subject
- (not (inline
- (gnus-subject-equal gnus-tmp-prev-subject subject))))
- (setq new-roots (nconc new-roots (list (car thread)))
- thread-end t
- gnus-tmp-header nil))
- ;; If the article lies outside the current limit,
- ;; then we do not display it.
- ((not (memq number gnus-newsgroup-limit))
- (setq gnus-tmp-gathered
- (nconc (mapcar
- (lambda (h) (mail-header-number (car h)))
- (cdar thread))
- gnus-tmp-gathered))
- (setq gnus-tmp-new-adopts (if (cdar thread)
- (append gnus-tmp-new-adopts
- (cdar thread))
- gnus-tmp-new-adopts)
- thread-end t
- gnus-tmp-header nil)
- (when (zerop gnus-tmp-level)
- (setq gnus-tmp-root-expunged t)))
- ;; Perhaps this article is to be marked as read?
- ((and gnus-summary-mark-below
- (< (or (cdr (assq number gnus-newsgroup-scored))
- default-score)
- gnus-summary-mark-below)
- ;; Don't touch sparse articles.
- (not (gnus-summary-article-sparse-p number))
- (not (gnus-summary-article-ancient-p number)))
- (setq gnus-newsgroup-unreads
- (delq number gnus-newsgroup-unreads))
- (if gnus-newsgroup-auto-expire
- (push number gnus-newsgroup-expirable)
- (push (cons number gnus-low-score-mark)
- gnus-newsgroup-reads))))
-
- (when gnus-tmp-header
- ;; We may have an old dummy line to output before this
- ;; article.
- (when gnus-tmp-dummy-line
- (gnus-summary-insert-dummy-line
- gnus-tmp-dummy-line (mail-header-number gnus-tmp-header))
- (setq gnus-tmp-dummy-line nil))
-
- ;; Compute the mark.
- (setq gnus-tmp-unread (gnus-article-mark number))
-
- (push (gnus-data-make number gnus-tmp-unread (1+ (point))
- gnus-tmp-header gnus-tmp-level)
- gnus-newsgroup-data)
-
- ;; Actually insert the line.
- (setq
- gnus-tmp-subject-or-nil
- (cond
- ((and gnus-thread-ignore-subject
- gnus-tmp-prev-subject
- (not (inline (gnus-subject-equal
- gnus-tmp-prev-subject subject))))
- subject)
- ((zerop gnus-tmp-level)
- (if (and (eq gnus-summary-make-false-root 'empty)
- (memq number gnus-tmp-gathered)
- gnus-tmp-prev-subject
- (inline (gnus-subject-equal
- gnus-tmp-prev-subject subject)))
- gnus-summary-same-subject
- subject))
- (t gnus-summary-same-subject)))
- (if (and (eq gnus-summary-make-false-root 'adopt)
- (= gnus-tmp-level 1)
- (memq number gnus-tmp-gathered))
- (setq gnus-tmp-opening-bracket ?\<
- gnus-tmp-closing-bracket ?\>)
- (setq gnus-tmp-opening-bracket ?\[
- gnus-tmp-closing-bracket ?\]))
- (setq
- gnus-tmp-indentation
- (aref gnus-thread-indent-array gnus-tmp-level)
- gnus-tmp-lines (mail-header-lines gnus-tmp-header)
- gnus-tmp-score (or (cdr (assq number gnus-newsgroup-scored))
- gnus-summary-default-score 0)
- gnus-tmp-score-char
- (if (or (null gnus-summary-default-score)
- (<= (abs (- gnus-tmp-score gnus-summary-default-score))
- gnus-summary-zcore-fuzz))
- ?
- (if (< gnus-tmp-score gnus-summary-default-score)
- gnus-score-below-mark gnus-score-over-mark))
- gnus-tmp-replied
- (cond ((memq number gnus-newsgroup-processable)
- gnus-process-mark)
- ((memq number gnus-newsgroup-cached)
- gnus-cached-mark)
- ((memq number gnus-newsgroup-replied)
- gnus-replied-mark)
- ((memq number gnus-newsgroup-saved)
- gnus-saved-mark)
- (t gnus-unread-mark))
- gnus-tmp-from (mail-header-from gnus-tmp-header)
- gnus-tmp-name
- (cond
- ((string-match "<[^>]+> *$" gnus-tmp-from)
- (setq beg-match (match-beginning 0))
- (or (and (string-match "^\"[^\"]*\"" gnus-tmp-from)
- (substring gnus-tmp-from (1+ (match-beginning 0))
- (1- (match-end 0))))
- (substring gnus-tmp-from 0 beg-match)))
- ((string-match "(.+)" gnus-tmp-from)
- (substring gnus-tmp-from
- (1+ (match-beginning 0)) (1- (match-end 0))))
- (t gnus-tmp-from)))
- (when (string= gnus-tmp-name "")
- (setq gnus-tmp-name gnus-tmp-from))
- (unless (numberp gnus-tmp-lines)
- (setq gnus-tmp-lines 0))
- (gnus-put-text-property
- (point)
- (progn (eval gnus-summary-line-format-spec) (point))
- 'gnus-number number)
- (when gnus-visual-p
- (forward-line -1)
- (run-hooks 'gnus-summary-update-hook)
- (forward-line 1))
-
- (setq gnus-tmp-prev-subject subject)))
-
- (when (nth 1 thread)
- (push (cons (max 0 gnus-tmp-level) (nthcdr 1 thread)) stack))
- (incf gnus-tmp-level)
- (setq threads (if thread-end nil (cdar thread)))
- (unless threads
- (setq gnus-tmp-level 0)))))
- (gnus-message 7 "Generating summary...done"))
-
- (defun gnus-summary-prepare-unthreaded (headers)
- "Generate an unthreaded summary buffer based on HEADERS."
- (let (header number mark)
-
- (beginning-of-line)
-
- (while headers
- ;; We may have to root out some bad articles...
- (when (memq (setq number (mail-header-number
- (setq header (pop headers))))
- gnus-newsgroup-limit)
- ;; Mark article as read when it has a low score.
- (when (and gnus-summary-mark-below
- (< (or (cdr (assq number gnus-newsgroup-scored))
- gnus-summary-default-score 0)
- gnus-summary-mark-below)
- (not (gnus-summary-article-ancient-p number)))
- (setq gnus-newsgroup-unreads
- (delq number gnus-newsgroup-unreads))
- (if gnus-newsgroup-auto-expire
- (push number gnus-newsgroup-expirable)
- (push (cons number gnus-low-score-mark)
- gnus-newsgroup-reads)))
-
- (setq mark (gnus-article-mark number))
- (push (gnus-data-make number mark (1+ (point)) header 0)
- gnus-newsgroup-data)
- (gnus-summary-insert-line
- header 0 number
- mark (memq number gnus-newsgroup-replied)
- (memq number gnus-newsgroup-expirable)
- (mail-header-subject header) nil
- (cdr (assq number gnus-newsgroup-scored))
- (memq number gnus-newsgroup-processable))))))
-
- (defun gnus-select-newsgroup (group &optional read-all)
- "Select newsgroup GROUP.
- If READ-ALL is non-nil, all articles in the group are selected."
- (let* ((entry (gnus-gethash group gnus-newsrc-hashtb))
- ;;!!! Dirty hack; should be removed.
- (gnus-summary-ignore-duplicates
- (if (eq (car (gnus-find-method-for-group group)) 'nnvirtual)
- t
- gnus-summary-ignore-duplicates))
- (info (nth 2 entry))
- articles fetched-articles cached)
-
- (unless (gnus-check-server
- (setq gnus-current-select-method
- (gnus-find-method-for-group group)))
- (error "Couldn't open server"))
-
- (or (and entry (not (eq (car entry) t))) ; Either it's active...
- (gnus-activate-group group) ; Or we can activate it...
- (progn ; Or we bug out.
- (when (equal major-mode 'gnus-summary-mode)
- (kill-buffer (current-buffer)))
- (error "Couldn't request group %s: %s"
- group (gnus-status-message group))))
-
- (unless (gnus-request-group group t)
- (when (equal major-mode 'gnus-summary-mode)
- (kill-buffer (current-buffer)))
- (error "Couldn't request group %s: %s"
- group (gnus-status-message group)))
-
- (setq gnus-newsgroup-name group)
- (setq gnus-newsgroup-unselected nil)
- (setq gnus-newsgroup-unreads (gnus-list-of-unread-articles group))
-
- ;; Adjust and set lists of article marks.
- (when info
- (gnus-adjust-marked-articles info))
-
- ;; Kludge to avoid having cached articles nixed out in virtual groups.
- (when (gnus-virtual-group-p group)
- (setq cached gnus-newsgroup-cached))
-
- (setq gnus-newsgroup-unreads
- (gnus-set-difference
- (gnus-set-difference gnus-newsgroup-unreads gnus-newsgroup-marked)
- gnus-newsgroup-dormant))
-
- (setq gnus-newsgroup-processable nil)
-
- (gnus-update-read-articles group gnus-newsgroup-unreads)
- (unless (gnus-ephemeral-group-p gnus-newsgroup-name)
- (gnus-group-update-group group))
-
- (setq articles (gnus-articles-to-read group read-all))
-
- (cond
- ((null articles)
- ;;(gnus-message 3 "Couldn't select newsgroup -- no articles to display")
- 'quit)
- ((eq articles 0) nil)
- (t
- ;; Init the dependencies hash table.
- (setq gnus-newsgroup-dependencies
- (gnus-make-hashtable (length articles)))
- ;; Retrieve the headers and read them in.
- (gnus-message 5 "Fetching headers for %s..." gnus-newsgroup-name)
- (setq gnus-newsgroup-headers
- (if (eq 'nov
- (setq gnus-headers-retrieved-by
- (gnus-retrieve-headers
- articles gnus-newsgroup-name
- ;; We might want to fetch old headers, but
- ;; not if there is only 1 article.
- (and gnus-fetch-old-headers
- (or (and
- (not (eq gnus-fetch-old-headers 'some))
- (not (numberp gnus-fetch-old-headers)))
- (> (length articles) 1))))))
- (gnus-get-newsgroup-headers-xover
- articles nil nil gnus-newsgroup-name t)
- (gnus-get-newsgroup-headers)))
- (gnus-message 5 "Fetching headers for %s...done" gnus-newsgroup-name)
-
- ;; Kludge to avoid having cached articles nixed out in virtual groups.
- (when cached
- (setq gnus-newsgroup-cached cached))
-
- ;; Suppress duplicates?
- (when gnus-suppress-duplicates
- (gnus-dup-suppress-articles))
-
- ;; Set the initial limit.
- (setq gnus-newsgroup-limit (copy-sequence articles))
- ;; Remove canceled articles from the list of unread articles.
- (setq gnus-newsgroup-unreads
- (gnus-set-sorted-intersection
- gnus-newsgroup-unreads
- (setq fetched-articles
- (mapcar (lambda (headers) (mail-header-number headers))
- gnus-newsgroup-headers))))
- ;; Removed marked articles that do not exist.
- (gnus-update-missing-marks
- (gnus-sorted-complement fetched-articles articles))
- ;; We might want to build some more threads first.
- (and gnus-fetch-old-headers
- (eq gnus-headers-retrieved-by 'nov)
- (gnus-build-old-threads))
- ;; Check whether auto-expire is to be done in this group.
- (setq gnus-newsgroup-auto-expire
- (gnus-group-auto-expirable-p group))
- ;; Set up the article buffer now, if necessary.
- (unless gnus-single-article-buffer
- (gnus-article-setup-buffer))
- ;; First and last article in this newsgroup.
- (when gnus-newsgroup-headers
- (setq gnus-newsgroup-begin
- (mail-header-number (car gnus-newsgroup-headers))
- gnus-newsgroup-end
- (mail-header-number
- (gnus-last-element gnus-newsgroup-headers))))
- ;; GROUP is successfully selected.
- (or gnus-newsgroup-headers t)))))
-
- (defun gnus-articles-to-read (group &optional read-all)
- ;; Find out what articles the user wants to read.
- (let* ((articles
- ;; Select all articles if `read-all' is non-nil, or if there
- ;; are no unread articles.
- (if (or read-all
- (and (zerop (length gnus-newsgroup-marked))
- (zerop (length gnus-newsgroup-unreads)))
- (eq (gnus-group-find-parameter group 'display)
- 'all))
- (gnus-uncompress-range (gnus-active group))
- (sort (append gnus-newsgroup-dormant gnus-newsgroup-marked
- (copy-sequence gnus-newsgroup-unreads))
- '<)))
- (scored-list (gnus-killed-articles gnus-newsgroup-killed articles))
- (scored (length scored-list))
- (number (length articles))
- (marked (+ (length gnus-newsgroup-marked)
- (length gnus-newsgroup-dormant)))
- (select
- (cond
- ((numberp read-all)
- read-all)
- (t
- (condition-case ()
- (cond
- ((and (or (<= scored marked) (= scored number))
- (numberp gnus-large-newsgroup)
- (> number gnus-large-newsgroup))
- (let ((input
- (read-string
- (format
- "How many articles from %s (default %d): "
- (gnus-limit-string gnus-newsgroup-name 35)
- number))))
- (if (string-match "^[ \t]*$" input) number input)))
- ((and (> scored marked) (< scored number)
- (> (- scored number) 20))
- (let ((input
- (read-string
- (format "%s %s (%d scored, %d total): "
- "How many articles from"
- group scored number))))
- (if (string-match "^[ \t]*$" input)
- number input)))
- (t number))
- (quit nil))))))
- (setq select (if (stringp select) (string-to-number select) select))
- (if (or (null select) (zerop select))
- select
- (if (and (not (zerop scored)) (<= (abs select) scored))
- (progn
- (setq articles (sort scored-list '<))
- (setq number (length articles)))
- (setq articles (copy-sequence articles)))
-
- (when (< (abs select) number)
- (if (< select 0)
- ;; Select the N oldest articles.
- (setcdr (nthcdr (1- (abs select)) articles) nil)
- ;; Select the N most recent articles.
- (setq articles (nthcdr (- number select) articles))))
- (setq gnus-newsgroup-unselected
- (gnus-sorted-intersection
- gnus-newsgroup-unreads
- (gnus-sorted-complement gnus-newsgroup-unreads articles)))
- articles)))
-
- (defun gnus-killed-articles (killed articles)
- (let (out)
- (while articles
- (when (inline (gnus-member-of-range (car articles) killed))
- (push (car articles) out))
- (setq articles (cdr articles)))
- out))
-
- (defun gnus-uncompress-marks (marks)
- "Uncompress the mark ranges in MARKS."
- (let ((uncompressed '(score bookmark))
- out)
- (while marks
- (if (memq (caar marks) uncompressed)
- (push (car marks) out)
- (push (cons (caar marks) (gnus-uncompress-range (cdar marks))) out))
- (setq marks (cdr marks)))
- out))
-
- (defun gnus-adjust-marked-articles (info)
- "Set all article lists and remove all marks that are no longer legal."
- (let* ((marked-lists (gnus-info-marks info))
- (active (gnus-active (gnus-info-group info)))
- (min (car active))
- (max (cdr active))
- (types gnus-article-mark-lists)
- (uncompressed '(score bookmark killed))
- marks var articles article mark)
-
- (while marked-lists
- (setq marks (pop marked-lists))
- (set (setq var (intern (format "gnus-newsgroup-%s"
- (car (rassq (setq mark (car marks))
- types)))))
- (if (memq (car marks) uncompressed) (cdr marks)
- (gnus-uncompress-range (cdr marks))))
-
- (setq articles (symbol-value var))
-
- ;; All articles have to be subsets of the active articles.
- (cond
- ;; Adjust "simple" lists.
- ((memq mark '(tick dormant expire reply save))
- (while articles
- (when (or (< (setq article (pop articles)) min) (> article max))
- (set var (delq article (symbol-value var))))))
- ;; Adjust assocs.
- ((memq mark uncompressed)
- (when (not (listp (cdr (symbol-value var))))
- (set var (list (symbol-value var))))
- (when (not (listp (cdr articles)))
- (setq articles (list articles)))
- (while articles
- (when (or (not (consp (setq article (pop articles))))
- (< (car article) min)
- (> (car article) max))
- (set var (delq article (symbol-value var))))))))))
-
- (defun gnus-update-missing-marks (missing)
- "Go through the list of MISSING articles and remove them mark lists."
- (when missing
- (let ((types gnus-article-mark-lists)
- var m)
- ;; Go through all types.
- (while types
- (setq var (intern (format "gnus-newsgroup-%s" (car (pop types)))))
- (when (symbol-value var)
- ;; This list has articles. So we delete all missing articles
- ;; from it.
- (setq m missing)
- (while m
- (set var (delq (pop m) (symbol-value var)))))))))
-
- (defun gnus-update-marks ()
- "Enter the various lists of marked articles into the newsgroup info list."
- (let ((types gnus-article-mark-lists)
- (info (gnus-get-info gnus-newsgroup-name))
- (uncompressed '(score bookmark killed))
- type list newmarked symbol)
- (when info
- ;; Add all marks lists that are non-nil to the list of marks lists.
- (while (setq type (pop types))
- (when (setq list (symbol-value
- (setq symbol
- (intern (format "gnus-newsgroup-%s"
- (car type))))))
-
- ;; Get rid of the entries of the articles that have the
- ;; default score.
- (when (and (eq (cdr type) 'score)
- gnus-save-score
- list)
- (let* ((arts list)
- (prev (cons nil list))
- (all prev))
- (while arts
- (if (or (not (consp (car arts)))
- (= (cdar arts) gnus-summary-default-score))
- (setcdr prev (cdr arts))
- (setq prev arts))
- (setq arts (cdr arts)))
- (setq list (cdr all))))
-
- (push (cons (cdr type)
- (if (memq (cdr type) uncompressed) list
- (gnus-compress-sequence
- (set symbol (sort list '<)) t)))
- newmarked)))
-
- ;; Enter these new marks into the info of the group.
- (if (nthcdr 3 info)
- (setcar (nthcdr 3 info) newmarked)
- ;; Add the marks lists to the end of the info.
- (when newmarked
- (setcdr (nthcdr 2 info) (list newmarked))))
-
- ;; Cut off the end of the info if there's nothing else there.
- (let ((i 5))
- (while (and (> i 2)
- (not (nth i info)))
- (when (nthcdr (decf i) info)
- (setcdr (nthcdr i info) nil)))))))
-
- (defun gnus-set-mode-line (where)
- "This function sets the mode line of the article or summary buffers.
- If WHERE is `summary', the summary mode line format will be used."
- ;; Is this mode line one we keep updated?
- (when (memq where gnus-updated-mode-lines)
- (let (mode-string)
- (save-excursion
- ;; We evaluate this in the summary buffer since these
- ;; variables are buffer-local to that buffer.
- (set-buffer gnus-summary-buffer)
- ;; We bind all these variables that are used in the `eval' form
- ;; below.
- (let* ((mformat (symbol-value
- (intern
- (format "gnus-%s-mode-line-format-spec" where))))
- (gnus-tmp-group-name gnus-newsgroup-name)
- (gnus-tmp-article-number (or gnus-current-article 0))
- (gnus-tmp-unread gnus-newsgroup-unreads)
- (gnus-tmp-unread-and-unticked (length gnus-newsgroup-unreads))
- (gnus-tmp-unselected (length gnus-newsgroup-unselected))
- (gnus-tmp-unread-and-unselected
- (cond ((and (zerop gnus-tmp-unread-and-unticked)
- (zerop gnus-tmp-unselected))
- "")
- ((zerop gnus-tmp-unselected)
- (format "{%d more}" gnus-tmp-unread-and-unticked))
- (t (format "{%d(+%d) more}"
- gnus-tmp-unread-and-unticked
- gnus-tmp-unselected))))
- (gnus-tmp-subject
- (if (and gnus-current-headers
- (vectorp gnus-current-headers))
- (gnus-mode-string-quote
- (mail-header-subject gnus-current-headers))
- ""))
- bufname-length max-len
- gnus-tmp-header);; passed as argument to any user-format-funcs
- (setq mode-string (eval mformat))
- (setq bufname-length (if (string-match "%b" mode-string)
- (- (length
- (buffer-name
- (if (eq where 'summary)
- nil
- (get-buffer gnus-article-buffer))))
- 2)
- 0))
- (setq max-len (max 4 (if gnus-mode-non-string-length
- (- (window-width)
- gnus-mode-non-string-length
- bufname-length)
- (length mode-string))))
- ;; We might have to chop a bit of the string off...
- (when (> (length mode-string) max-len)
- (setq mode-string
- (concat (gnus-truncate-string mode-string (- max-len 3))
- "...")))
- ;; Pad the mode string a bit.
- (setq mode-string (format (format "%%-%ds" max-len) mode-string))))
- ;; Update the mode line.
- (setq mode-line-buffer-identification
- (gnus-mode-line-buffer-identification (list mode-string)))
- (set-buffer-modified-p t))))
-
- (defun gnus-create-xref-hashtb (from-newsgroup headers unreads)
- "Go through the HEADERS list and add all Xrefs to a hash table.
- The resulting hash table is returned, or nil if no Xrefs were found."
- (let* ((virtual (gnus-virtual-group-p from-newsgroup))
- (prefix (if virtual "" (gnus-group-real-prefix from-newsgroup)))
- (xref-hashtb (gnus-make-hashtable))
- start group entry number xrefs header)
- (while headers
- (setq header (pop headers))
- (when (and (setq xrefs (mail-header-xref header))
- (not (memq (setq number (mail-header-number header))
- unreads)))
- (setq start 0)
- (while (string-match "\\([^ ]+\\)[:/]\\([0-9]+\\)" xrefs start)
- (setq start (match-end 0))
- (setq group (if prefix
- (concat prefix (substring xrefs (match-beginning 1)
- (match-end 1)))
- (substring xrefs (match-beginning 1) (match-end 1))))
- (setq number
- (string-to-int (substring xrefs (match-beginning 2)
- (match-end 2))))
- (if (setq entry (gnus-gethash group xref-hashtb))
- (setcdr entry (cons number (cdr entry)))
- (gnus-sethash group (cons number nil) xref-hashtb)))))
- (and start xref-hashtb)))
-
- (defun gnus-mark-xrefs-as-read (from-newsgroup headers unreads)
- "Look through all the headers and mark the Xrefs as read."
- (let ((virtual (gnus-virtual-group-p from-newsgroup))
- name entry info xref-hashtb idlist method nth4)
- (save-excursion
- (set-buffer gnus-group-buffer)
- (when (setq xref-hashtb
- (gnus-create-xref-hashtb from-newsgroup headers unreads))
- (mapatoms
- (lambda (group)
- (unless (string= from-newsgroup (setq name (symbol-name group)))
- (setq idlist (symbol-value group))
- ;; Dead groups are not updated.
- (and (prog1
- (setq entry (gnus-gethash name gnus-newsrc-hashtb)
- info (nth 2 entry))
- (when (stringp (setq nth4 (gnus-info-method info)))
- (setq nth4 (gnus-server-to-method nth4))))
- ;; Only do the xrefs if the group has the same
- ;; select method as the group we have just read.
- (or (gnus-methods-equal-p
- nth4 (gnus-find-method-for-group from-newsgroup))
- virtual
- (equal nth4 (setq method (gnus-find-method-for-group
- from-newsgroup)))
- (and (equal (car nth4) (car method))
- (equal (nth 1 nth4) (nth 1 method))))
- gnus-use-cross-reference
- (or (not (eq gnus-use-cross-reference t))
- virtual
- ;; Only do cross-references on subscribed
- ;; groups, if that is what is wanted.
- (<= (gnus-info-level info) gnus-level-subscribed))
- (gnus-group-make-articles-read name idlist))))
- xref-hashtb)))))
-
- (defun gnus-group-make-articles-read (group articles)
- "Update the info of GROUP to say that ARTICLES are read."
- (let* ((num 0)
- (entry (gnus-gethash group gnus-newsrc-hashtb))
- (info (nth 2 entry))
- (active (gnus-active group))
- range)
- ;; First peel off all illegal article numbers.
- (when active
- (let ((ids articles)
- id first)
- (while (setq id (pop ids))
- (when (and first (> id (cdr active)))
- ;; We'll end up in this situation in one particular
- ;; obscure situation. If you re-scan a group and get
- ;; a new article that is cross-posted to a different
- ;; group that has not been re-scanned, you might get
- ;; crossposted article that has a higher number than
- ;; Gnus believes possible. So we re-activate this
- ;; group as well. This might mean doing the
- ;; crossposting thingy will *increase* the number
- ;; of articles in some groups. Tsk, tsk.
- (setq active (or (gnus-activate-group group) active)))
- (when (or (> id (cdr active))
- (< id (car active)))
- (setq articles (delq id articles))))))
- (save-excursion
- (set-buffer gnus-group-buffer)
- (gnus-undo-register
- `(progn
- (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
- (gnus-info-set-read ',info ',(gnus-info-read info))
- (gnus-get-unread-articles-in-group ',info (gnus-active ,group))
- (gnus-group-update-group ,group t))))
- ;; If the read list is nil, we init it.
- (and active
- (null (gnus-info-read info))
- (> (car active) 1)
- (gnus-info-set-read info (cons 1 (1- (car active)))))
- ;; Then we add the read articles to the range.
- (gnus-info-set-read
- info
- (setq range
- (gnus-add-to-range
- (gnus-info-read info) (setq articles (sort articles '<)))))
- ;; Then we have to re-compute how many unread
- ;; articles there are in this group.
- (when active
- (cond
- ((not range)
- (setq num (- (1+ (cdr active)) (car active))))
- ((not (listp (cdr range)))
- (setq num (- (cdr active) (- (1+ (cdr range))
- (car range)))))
- (t
- (while range
- (if (numberp (car range))
- (setq num (1+ num))
- (setq num (+ num (- (1+ (cdar range)) (caar range)))))
- (setq range (cdr range)))
- (setq num (- (cdr active) num))))
- ;; Update the number of unread articles.
- (setcar entry num)
- ;; Update the group buffer.
- (gnus-group-update-group group t))))
-
- (defun gnus-methods-equal-p (m1 m2)
- (let ((m1 (or m1 gnus-select-method))
- (m2 (or m2 gnus-select-method)))
- (or (equal m1 m2)
- (and (eq (car m1) (car m2))
- (or (not (memq 'address (assoc (symbol-name (car m1))
- gnus-valid-select-methods)))
- (equal (nth 1 m1) (nth 1 m2)))))))
-
- (defvar gnus-newsgroup-none-id 0)
-
- (defun gnus-get-newsgroup-headers (&optional dependencies force-new)
- (let ((cur nntp-server-buffer)
- (dependencies
- (or dependencies
- (save-excursion (set-buffer gnus-summary-buffer)
- gnus-newsgroup-dependencies)))
- headers id id-dep ref-dep end ref)
- (save-excursion
- (set-buffer nntp-server-buffer)
- ;; Translate all TAB characters into SPACE characters.
- (subst-char-in-region (point-min) (point-max) ?\t ? t)
- (run-hooks 'gnus-parse-headers-hook)
- (let ((case-fold-search t)
- in-reply-to header p lines)
- (goto-char (point-min))
- ;; Search to the beginning of the next header. Error messages
- ;; do not begin with 2 or 3.
- (while (re-search-forward "^[23][0-9]+ " nil t)
- (setq id nil
- ref nil)
- ;; This implementation of this function, with nine
- ;; search-forwards instead of the one re-search-forward and
- ;; a case (which basically was the old function) is actually
- ;; about twice as fast, even though it looks messier. You
- ;; can't have everything, I guess. Speed and elegance
- ;; doesn't always go hand in hand.
- (setq
- header
- (vector
- ;; Number.
- (prog1
- (read cur)
- (end-of-line)
- (setq p (point))
- (narrow-to-region (point)
- (or (and (search-forward "\n.\n" nil t)
- (- (point) 2))
- (point))))
- ;; Subject.
- (progn
- (goto-char p)
- (if (search-forward "\nsubject: " nil t)
- ;; 1997/5/4 by MORIOKA Tomohiko <morioka@jaist.ac.jp>
- (funcall
- gnus-unstructured-field-decoder (nnheader-header-value))
- "(none)"))
- ;; From.
- (progn
- (goto-char p)
- (if (search-forward "\nfrom: " nil t)
- ;; 1997/5/4 by MORIOKA Tomohiko <morioka@jaist.ac.jp>
- (funcall
- gnus-structured-field-decoder (nnheader-header-value))
- "(nobody)"))
- ;; Date.
- (progn
- (goto-char p)
- (if (search-forward "\ndate: " nil t)
- (nnheader-header-value) ""))
- ;; Message-ID.
- (progn
- (goto-char p)
- (setq id (if (search-forward "\nmessage-id:" nil t)
- (buffer-substring
- (1- (or (search-forward "<" nil t) (point)))
- (or (search-forward ">" nil t) (point)))
- ;; If there was no message-id, we just fake one
- ;; to make subsequent routines simpler.
- (nnheader-generate-fake-message-id))))
- ;; References.
- (progn
- (goto-char p)
- (if (search-forward "\nreferences: " nil t)
- (progn
- (setq end (point))
- (prog1
- (nnheader-header-value)
- (setq ref
- (buffer-substring
- (progn
- (end-of-line)
- (search-backward ">" end t)
- (1+ (point)))
- (progn
- (search-backward "<" end t)
- (point))))))
- ;; Get the references from the in-reply-to header if there
- ;; were no references and the in-reply-to header looks
- ;; promising.
- (if (and (search-forward "\nin-reply-to: " nil t)
- (setq in-reply-to (nnheader-header-value))
- (string-match "<[^>]+>" in-reply-to))
- (setq ref (substring in-reply-to (match-beginning 0)
- (match-end 0)))
- (setq ref nil))))
- ;; Chars.
- 0
- ;; Lines.
- (progn
- (goto-char p)
- (if (search-forward "\nlines: " nil t)
- (if (numberp (setq lines (ignore-errors (read cur))))
- lines 0)
- 0))
- ;; Xref.
- (progn
- (goto-char p)
- (and (search-forward "\nxref: " nil t)
- (nnheader-header-value)))))
- (when (equal id ref)
- (setq ref nil))
- ;; We do the threading while we read the headers. The
- ;; message-id and the last reference are both entered into
- ;; the same hash table. Some tippy-toeing around has to be
- ;; done in case an article has arrived before the article
- ;; which it refers to.
- (if (boundp (setq id-dep (intern id dependencies)))
- (if (and (car (symbol-value id-dep))
- (not force-new))
- ;; An article with this Message-ID has already been seen.
- (if gnus-summary-ignore-duplicates
- ;; We ignore this one, except we add
- ;; any additional Xrefs (in case the two articles
- ;; came from different servers).
- (progn
- (mail-header-set-xref
- (car (symbol-value id-dep))
- (concat (or (mail-header-xref
- (car (symbol-value id-dep)))
- "")
- (or (mail-header-xref header) "")))
- (setq header nil))
- ;; We rename the Message-ID.
- (set
- (setq id-dep (intern (setq id (nnmail-message-id))
- dependencies))
- (list header))
- (mail-header-set-id header id))
- (setcar (symbol-value id-dep) header))
- (set id-dep (list header)))
- (when header
- (if (boundp (setq ref-dep (intern (or ref "none") dependencies)))
- (setcdr (symbol-value ref-dep)
- (nconc (cdr (symbol-value ref-dep))
- (list (symbol-value id-dep))))
- (set ref-dep (list nil (symbol-value id-dep))))
- (push header headers))
- (goto-char (point-max))
- (widen))
- (nreverse headers)))))
-
- ;; The following macros and functions were written by Felix Lee
- ;; <flee@cse.psu.edu>.
-
- (defmacro gnus-nov-read-integer ()
- '(prog1
- (if (= (following-char) ?\t)
- 0
- (let ((num (ignore-errors (read buffer))))
- (if (numberp num) num 0)))
- (unless (eobp)
- (forward-char 1))))
-
- (defmacro gnus-nov-skip-field ()
- '(search-forward "\t" eol 'move))
-
- (defmacro gnus-nov-field ()
- '(buffer-substring (point) (if (gnus-nov-skip-field) (1- (point)) eol)))
-
- ;; (defvar gnus-nov-none-counter 0)
-
- ;; This function has to be called with point after the article number
- ;; on the beginning of the line.
- (defun gnus-nov-parse-line (number dependencies &optional force-new)
- (let ((eol (gnus-point-at-eol))
- (buffer (current-buffer))
- header ref id id-dep ref-dep)
-
- ;; overview: [num subject from date id refs chars lines misc]
- (unwind-protect
- (progn
- (narrow-to-region (point) eol)
- (unless (eobp)
- (forward-char))
-
- (setq header
- (vector
- number ; number
- ;; 1997/5/4 by MORIOKA Tomohiko <morioka@jaist.ac.jp>
- (funcall
- gnus-unstructured-field-decoder (gnus-nov-field)) ; subject
- (funcall
- gnus-structured-field-decoder (gnus-nov-field)) ; from
- (gnus-nov-field) ; date
- (setq id (or (gnus-nov-field)
- (nnheader-generate-fake-message-id))) ; id
- (progn
- (let ((beg (point)))
- (search-forward "\t" eol)
- (if (search-backward ">" beg t)
- (setq ref
- (buffer-substring
- (1+ (point))
- (search-backward "<" beg t)))
- (setq ref nil))
- (goto-char beg))
- (gnus-nov-field)) ; refs
- (gnus-nov-read-integer) ; chars
- (gnus-nov-read-integer) ; lines
- (if (= (following-char) ?\n)
- nil
- (gnus-nov-field))))) ; misc
-
- (widen))
-
- ;; We build the thread tree.
- (when (equal id ref)
- ;; This article refers back to itself. Naughty, naughty.
- (setq ref nil))
- (if (boundp (setq id-dep (intern id dependencies)))
- (if (and (car (symbol-value id-dep))
- (not force-new))
- ;; An article with this Message-ID has already been seen.
- (if gnus-summary-ignore-duplicates
- ;; We ignore this one, except we add any additional
- ;; Xrefs (in case the two articles came from different
- ;; servers.
- (progn
- (mail-header-set-xref
- (car (symbol-value id-dep))
- (concat (or (mail-header-xref
- (car (symbol-value id-dep)))
- "")
- (or (mail-header-xref header) "")))
- (setq header nil))
- ;; We rename the Message-ID.
- (set
- (setq id-dep (intern (setq id (nnmail-message-id))
- dependencies))
- (list header))
- (mail-header-set-id header id))
- (setcar (symbol-value id-dep) header))
- (set id-dep (list header)))
- (when header
- (if (boundp (setq ref-dep (intern (or ref "none") dependencies)))
- (setcdr (symbol-value ref-dep)
- (nconc (cdr (symbol-value ref-dep))
- (list (symbol-value id-dep))))
- (set ref-dep (list nil (symbol-value id-dep)))))
- header))
-
- ;; Goes through the xover lines and returns a list of vectors
- (defun gnus-get-newsgroup-headers-xover (sequence &optional
- force-new dependencies
- group also-fetch-heads)
- "Parse the news overview data in the server buffer, and return a
- list of headers that match SEQUENCE (see `nntp-retrieve-headers')."
- ;; Get the Xref when the users reads the articles since most/some
- ;; NNTP servers do not include Xrefs when using XOVER.
- (setq gnus-article-internal-prepare-hook '(gnus-article-get-xrefs))
- (let ((cur nntp-server-buffer)
- (dependencies (or dependencies gnus-newsgroup-dependencies))
- number headers header)
- (save-excursion
- (set-buffer nntp-server-buffer)
- ;; Allow the user to mangle the headers before parsing them.
- (run-hooks 'gnus-parse-headers-hook)
- (goto-char (point-min))
- (while (not (eobp))
- (condition-case ()
- (while (and sequence (not (eobp)))
- (setq number (read cur))
- (while (and sequence
- (< (car sequence) number))
- (setq sequence (cdr sequence)))
- (and sequence
- (eq number (car sequence))
- (progn
- (setq sequence (cdr sequence))
- (setq header (inline
- (gnus-nov-parse-line
- number dependencies force-new))))
- (push header headers))
- (forward-line 1))
- (error
- (gnus-error 4 "Strange nov line (%d)"
- (count-lines (point-min) (point)))))
- (forward-line 1))
- ;; A common bug in inn is that if you have posted an article and
- ;; then retrieves the active file, it will answer correctly --
- ;; the new article is included. However, a NOV entry for the
- ;; article may not have been generated yet, so this may fail.
- ;; We work around this problem by retrieving the last few
- ;; headers using HEAD.
- (if (or (not also-fetch-heads)
- (not sequence))
- ;; We (probably) got all the headers.
- (nreverse headers)
- (let ((gnus-nov-is-evil t))
- (nconc
- (nreverse headers)
- (when (gnus-retrieve-headers sequence group)
- (gnus-get-newsgroup-headers))))))))
-
- (defun gnus-article-get-xrefs ()
- "Fill in the Xref value in `gnus-current-headers', if necessary.
- This is meant to be called in `gnus-article-internal-prepare-hook'."
- (let ((headers (save-excursion (set-buffer gnus-summary-buffer)
- gnus-current-headers)))
- (or (not gnus-use-cross-reference)
- (not headers)
- (and (mail-header-xref headers)
- (not (string= (mail-header-xref headers) "")))
- (let ((case-fold-search t)
- xref)
- (save-restriction
- (nnheader-narrow-to-headers)
- (goto-char (point-min))
- (when (or (and (eq (downcase (following-char)) ?x)
- (looking-at "Xref:"))
- (search-forward "\nXref:" nil t))
- (goto-char (1+ (match-end 0)))
- (setq xref (buffer-substring (point)
- (progn (end-of-line) (point))))
- (mail-header-set-xref headers xref)))))))
-
- (defun gnus-summary-insert-subject (id &optional old-header use-old-header)
- "Find article ID and insert the summary line for that article."
- (let ((header (if (and old-header use-old-header)
- old-header (gnus-read-header id)))
- (number (and (numberp id) id))
- pos d)
- (when header
- ;; Rebuild the thread that this article is part of and go to the
- ;; article we have fetched.
- (when (and (not gnus-show-threads)
- old-header)
- (when (setq d (gnus-data-find (mail-header-number old-header)))
- (goto-char (gnus-data-pos d))
- (gnus-data-remove
- number
- (- (gnus-point-at-bol)
- (prog1
- (1+ (gnus-point-at-eol))
- (gnus-delete-line))))))
- (when old-header
- (mail-header-set-number header (mail-header-number old-header)))
- (setq gnus-newsgroup-sparse
- (delq (setq number (mail-header-number header))
- gnus-newsgroup-sparse))
- (setq gnus-newsgroup-ancient (delq number gnus-newsgroup-ancient))
- (gnus-rebuild-thread (mail-header-id header))
- (gnus-summary-goto-subject number nil t))
- (when (and (numberp number)
- (> number 0))
- ;; We have to update the boundaries even if we can't fetch the
- ;; article if ID is a number -- so that the next `P' or `N'
- ;; command will fetch the previous (or next) article even
- ;; if the one we tried to fetch this time has been canceled.
- (when (> number gnus-newsgroup-end)
- (setq gnus-newsgroup-end number))
- (when (< number gnus-newsgroup-begin)
- (setq gnus-newsgroup-begin number))
- (setq gnus-newsgroup-unselected
- (delq number gnus-newsgroup-unselected)))
- ;; Report back a success?
- (and header (mail-header-number header))))
-
- ;;; Process/prefix in the summary buffer
-
- (defun gnus-summary-work-articles (n)
- "Return a list of articles to be worked upon. The prefix argument,
- the list of process marked articles, and the current article will be
- taken into consideration."
- (cond
- (n
- ;; A numerical prefix has been given.
- (setq n (prefix-numeric-value n))
- (let ((backward (< n 0))
- (n (abs (prefix-numeric-value n)))
- articles article)
- (save-excursion
- (while
- (and (> n 0)
- (push (setq article (gnus-summary-article-number))
- articles)
- (if backward
- (gnus-summary-find-prev nil article)
- (gnus-summary-find-next nil article)))
- (decf n)))
- (nreverse articles)))
- ((gnus-region-active-p)
- ;; Work on the region between point and mark.
- (let ((max (max (point) (mark)))
- articles article)
- (save-excursion
- (goto-char (min (point) (mark)))
- (while
- (and
- (push (setq article (gnus-summary-article-number)) articles)
- (gnus-summary-find-next nil article)
- (< (point) max)))
- (nreverse articles))))
- (gnus-newsgroup-processable
- ;; There are process-marked articles present.
- ;; Save current state.
- (gnus-summary-save-process-mark)
- ;; Return the list.
- (reverse gnus-newsgroup-processable))
- (t
- ;; Just return the current article.
- (list (gnus-summary-article-number)))))
-
- (defun gnus-summary-save-process-mark ()
- "Push the current set of process marked articles on the stack."
- (interactive)
- (push (copy-sequence gnus-newsgroup-processable)
- gnus-newsgroup-process-stack))
-
- (defun gnus-summary-kill-process-mark ()
- "Push the current set of process marked articles on the stack and unmark."
- (interactive)
- (gnus-summary-save-process-mark)
- (gnus-summary-unmark-all-processable))
-
- (defun gnus-summary-yank-process-mark ()
- "Pop the last process mark state off the stack and restore it."
- (interactive)
- (unless gnus-newsgroup-process-stack
- (error "Empty mark stack"))
- (gnus-summary-process-mark-set (pop gnus-newsgroup-process-stack)))
-
- (defun gnus-summary-process-mark-set (set)
- "Make SET into the current process marked articles."
- (gnus-summary-unmark-all-processable)
- (while set
- (gnus-summary-set-process-mark (pop set))))
-
- ;;; Searching and stuff
-
- (defun gnus-summary-search-group (&optional backward use-level)
- "Search for next unread newsgroup.
- If optional argument BACKWARD is non-nil, search backward instead."
- (save-excursion
- (set-buffer gnus-group-buffer)
- (when (gnus-group-search-forward
- backward nil (if use-level (gnus-group-group-level) nil))
- (gnus-group-group-name))))
-
- (defun gnus-summary-best-group (&optional exclude-group)
- "Find the name of the best unread group.
- If EXCLUDE-GROUP, do not go to this group."
- (save-excursion
- (set-buffer gnus-group-buffer)
- (save-excursion
- (gnus-group-best-unread-group exclude-group))))
-
- (defun gnus-summary-find-next (&optional unread article backward)
- (if backward (gnus-summary-find-prev)
- (let* ((dummy (gnus-summary-article-intangible-p))
- (article (or article (gnus-summary-article-number)))
- (arts (gnus-data-find-list article))
- result)
- (when (and (not dummy)
- (or (not gnus-summary-check-current)
- (not unread)
- (not (gnus-data-unread-p (car arts)))))
- (setq arts (cdr arts)))
- (when (setq result
- (if unread
- (progn
- (while arts
- (when (gnus-data-unread-p (car arts))
- (setq result (car arts)
- arts nil))
- (setq arts (cdr arts)))
- result)
- (car arts)))
- (goto-char (gnus-data-pos result))
- (gnus-data-number result)))))
-
- (defun gnus-summary-find-prev (&optional unread article)
- (let* ((eobp (eobp))
- (article (or article (gnus-summary-article-number)))
- (arts (gnus-data-find-list article (gnus-data-list 'rev)))
- result)
- (when (and (not eobp)
- (or (not gnus-summary-check-current)
- (not unread)
- (not (gnus-data-unread-p (car arts)))))
- (setq arts (cdr arts)))
- (when (setq result
- (if unread
- (progn
- (while arts
- (when (gnus-data-unread-p (car arts))
- (setq result (car arts)
- arts nil))
- (setq arts (cdr arts)))
- result)
- (car arts)))
- (goto-char (gnus-data-pos result))
- (gnus-data-number result))))
-
- (defun gnus-summary-find-subject (subject &optional unread backward article)
- (let* ((simp-subject (gnus-simplify-subject-fully subject))
- (article (or article (gnus-summary-article-number)))
- (articles (gnus-data-list backward))
- (arts (gnus-data-find-list article articles))
- result)
- (when (or (not gnus-summary-check-current)
- (not unread)
- (not (gnus-data-unread-p (car arts))))
- (setq arts (cdr arts)))
- (while arts
- (and (or (not unread)
- (gnus-data-unread-p (car arts)))
- (vectorp (gnus-data-header (car arts)))
- (gnus-subject-equal
- simp-subject (mail-header-subject (gnus-data-header (car arts))) t)
- (setq result (car arts)
- arts nil))
- (setq arts (cdr arts)))
- (and result
- (goto-char (gnus-data-pos result))
- (gnus-data-number result))))
-
- (defun gnus-summary-search-forward (&optional unread subject backward)
- "Search forward for an article.
- If UNREAD, look for unread articles. If SUBJECT, look for
- articles with that subject. If BACKWARD, search backward instead."
- (cond (subject (gnus-summary-find-subject subject unread backward))
- (backward (gnus-summary-find-prev unread))
- (t (gnus-summary-find-next unread))))
-
- (defun gnus-recenter (&optional n)
- "Center point in window and redisplay frame.
- Also do horizontal recentering."
- (interactive "P")
- (when (and gnus-auto-center-summary
- (not (eq gnus-auto-center-summary 'vertical)))
- (gnus-horizontal-recenter))
- (recenter n))
-
- (defun gnus-summary-recenter ()
- "Center point in the summary window.
- If `gnus-auto-center-summary' is nil, or the article buffer isn't
- displayed, no centering will be performed."
- ;; Suggested by earle@mahendo.JPL.NASA.GOV (Greg Earle).
- ;; Recenter only when requested. Suggested by popovich@park.cs.columbia.edu.
- (let* ((top (cond ((< (window-height) 4) 0)
- ((< (window-height) 7) 1)
- (t 2)))
- (height (1- (window-height)))
- (bottom (save-excursion (goto-char (point-max))
- (forward-line (- height))
- (point)))
- (window (get-buffer-window (current-buffer))))
- ;; The user has to want it.
- (when gnus-auto-center-summary
- (when (get-buffer-window gnus-article-buffer)
- ;; Only do recentering when the article buffer is displayed,
- ;; Set the window start to either `bottom', which is the biggest
- ;; possible valid number, or the second line from the top,
- ;; whichever is the least.
- (set-window-start
- window (min bottom (save-excursion
- (forward-line (- top)) (point)))))
- ;; Do horizontal recentering while we're at it.
- (when (and (get-buffer-window (current-buffer) t)
- (not (eq gnus-auto-center-summary 'vertical)))
- (let ((selected (selected-window)))
- (select-window (get-buffer-window (current-buffer) t))
- (gnus-summary-position-point)
- (gnus-horizontal-recenter)
- (select-window selected))))))
-
- (defun gnus-summary-jump-to-group (newsgroup)
- "Move point to NEWSGROUP in group mode buffer."
- ;; Keep update point of group mode buffer if visible.
- (if (eq (current-buffer) (get-buffer gnus-group-buffer))
- (save-window-excursion
- ;; Take care of tree window mode.
- (when (get-buffer-window gnus-group-buffer)
- (pop-to-buffer gnus-group-buffer))
- (gnus-group-jump-to-group newsgroup))
- (save-excursion
- ;; Take care of tree window mode.
- (if (get-buffer-window gnus-group-buffer)
- (pop-to-buffer gnus-group-buffer)
- (set-buffer gnus-group-buffer))
- (gnus-group-jump-to-group newsgroup))))
-
- ;; This function returns a list of article numbers based on the
- ;; difference between the ranges of read articles in this group and
- ;; the range of active articles.
- (defun gnus-list-of-unread-articles (group)
- (let* ((read (gnus-info-read (gnus-get-info group)))
- (active (or (gnus-active group) (gnus-activate-group group)))
- (last (cdr active))
- first nlast unread)
- ;; If none are read, then all are unread.
- (if (not read)
- (setq first (car active))
- ;; If the range of read articles is a single range, then the
- ;; first unread article is the article after the last read
- ;; article. Sounds logical, doesn't it?
- (if (not (listp (cdr read)))
- (setq first (1+ (cdr read)))
- ;; `read' is a list of ranges.
- (when (/= (setq nlast (or (and (numberp (car read)) (car read))
- (caar read)))
- 1)
- (setq first 1))
- (while read
- (when first
- (while (< first nlast)
- (push first unread)
- (setq first (1+ first))))
- (setq first (1+ (if (atom (car read)) (car read) (cdar read))))
- (setq nlast (if (atom (cadr read)) (cadr read) (caadr read)))
- (setq read (cdr read)))))
- ;; And add the last unread articles.
- (while (<= first last)
- (push first unread)
- (setq first (1+ first)))
- ;; Return the list of unread articles.
- (nreverse unread)))
-
- (defun gnus-list-of-read-articles (group)
- "Return a list of unread, unticked and non-dormant articles."
- (let* ((info (gnus-get-info group))
- (marked (gnus-info-marks info))
- (active (gnus-active group)))
- (and info active
- (gnus-set-difference
- (gnus-sorted-complement
- (gnus-uncompress-range active)
- (gnus-list-of-unread-articles group))
- (append
- (gnus-uncompress-range (cdr (assq 'dormant marked)))
- (gnus-uncompress-range (cdr (assq 'tick marked))))))))
-
- ;; Various summary commands
-
- (defun gnus-summary-universal-argument (arg)
- "Perform any operation on all articles that are process/prefixed."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((articles (gnus-summary-work-articles arg))
- func article)
- (if (eq
- (setq
- func
- (key-binding
- (read-key-sequence
- (substitute-command-keys
- "\\<gnus-summary-mode-map>\\[gnus-summary-universal-argument]"
- ))))
- 'undefined)
- (gnus-error 1 "Undefined key")
- (save-excursion
- (while articles
- (gnus-summary-goto-subject (setq article (pop articles)))
- (let (gnus-newsgroup-processable)
- (command-execute func))
- (gnus-summary-remove-process-mark article)))))
- (gnus-summary-position-point))
-
- (defun gnus-summary-toggle-truncation (&optional arg)
- "Toggle truncation of summary lines.
- With arg, turn line truncation on iff arg is positive."
- (interactive "P")
- (setq truncate-lines
- (if (null arg) (not truncate-lines)
- (> (prefix-numeric-value arg) 0)))
- (redraw-display))
-
- (defun gnus-summary-reselect-current-group (&optional all rescan)
- "Exit and then reselect the current newsgroup.
- The prefix argument ALL means to select all articles."
- (interactive "P")
- (gnus-set-global-variables)
- (when (gnus-ephemeral-group-p gnus-newsgroup-name)
- (error "Ephemeral groups can't be reselected"))
- (let ((current-subject (gnus-summary-article-number))
- (group gnus-newsgroup-name))
- (setq gnus-newsgroup-begin nil)
- (gnus-summary-exit)
- ;; We have to adjust the point of group mode buffer because
- ;; point was moved to the next unread newsgroup by exiting.
- (gnus-summary-jump-to-group group)
- (when rescan
- (save-excursion
- (gnus-group-get-new-news-this-group 1)))
- (gnus-group-read-group all t)
- (gnus-summary-goto-subject current-subject nil t)))
-
- (defun gnus-summary-rescan-group (&optional all)
- "Exit the newsgroup, ask for new articles, and select the newsgroup."
- (interactive "P")
- (gnus-summary-reselect-current-group all t))
-
- (defun gnus-summary-update-info (&optional non-destructive)
- (save-excursion
- (let ((group gnus-newsgroup-name))
- (when gnus-newsgroup-kill-headers
- (setq gnus-newsgroup-killed
- (gnus-compress-sequence
- (nconc
- (gnus-set-sorted-intersection
- (gnus-uncompress-range gnus-newsgroup-killed)
- (setq gnus-newsgroup-unselected
- (sort gnus-newsgroup-unselected '<)))
- (setq gnus-newsgroup-unreads
- (sort gnus-newsgroup-unreads '<)))
- t)))
- (unless (listp (cdr gnus-newsgroup-killed))
- (setq gnus-newsgroup-killed (list gnus-newsgroup-killed)))
- (let ((headers gnus-newsgroup-headers))
- (when (and (not gnus-save-score)
- (not non-destructive))
- (setq gnus-newsgroup-scored nil))
- ;; Set the new ranges of read articles.
- (save-excursion
- (set-buffer gnus-group-buffer)
- (gnus-undo-force-boundary))
- (gnus-update-read-articles
- group (append gnus-newsgroup-unreads gnus-newsgroup-unselected))
- ;; Set the current article marks.
- (gnus-update-marks)
- ;; Do the cross-ref thing.
- (when gnus-use-cross-reference
- (gnus-mark-xrefs-as-read group headers gnus-newsgroup-unreads))
- ;; Do adaptive scoring, and possibly save score files.
- (when gnus-newsgroup-adaptive
- (gnus-score-adaptive))
- (when gnus-use-scoring
- (gnus-score-save))
- ;; Do not switch windows but change the buffer to work.
- (set-buffer gnus-group-buffer)
- (unless (gnus-ephemeral-group-p gnus-newsgroup-name)
- (gnus-group-update-group group))))))
-
- (defun gnus-summary-save-newsrc (&optional force)
- "Save the current number of read/marked articles in the dribble buffer.
- The dribble buffer will then be saved.
- If FORCE (the prefix), also save the .newsrc file(s)."
- (interactive "P")
- (gnus-summary-update-info t)
- (if force
- (gnus-save-newsrc-file)
- (gnus-dribble-save)))
-
- (defun gnus-summary-exit (&optional temporary)
- "Exit reading current newsgroup, and then return to group selection mode.
- gnus-exit-group-hook is called with no arguments if that value is non-nil."
- (interactive)
- (gnus-set-global-variables)
- (gnus-kill-save-kill-buffer)
- (let* ((group gnus-newsgroup-name)
- (quit-config (gnus-group-quit-config gnus-newsgroup-name))
- (mode major-mode)
- (group-point nil)
- (buf (current-buffer)))
- (run-hooks 'gnus-summary-prepare-exit-hook)
- ;; If we have several article buffers, we kill them at exit.
- (unless gnus-single-article-buffer
- (gnus-kill-buffer gnus-original-article-buffer)
- (setq gnus-article-current nil))
- (when gnus-use-cache
- (gnus-cache-possibly-remove-articles)
- (gnus-cache-save-buffers))
- (gnus-async-prefetch-remove-group group)
- (when gnus-suppress-duplicates
- (gnus-dup-enter-articles))
- (when gnus-use-trees
- (gnus-tree-close group))
- ;; Make all changes in this group permanent.
- (unless quit-config
- (run-hooks 'gnus-exit-group-hook)
- (gnus-summary-update-info))
- (gnus-close-group group)
- ;; Make sure where we were, and go to next newsgroup.
- (set-buffer gnus-group-buffer)
- (unless quit-config
- (gnus-group-jump-to-group group))
- (run-hooks 'gnus-summary-exit-hook)
- (unless quit-config
- (gnus-group-next-unread-group 1))
- (setq group-point (point))
- (if temporary
- nil ;Nothing to do.
- ;; If we have several article buffers, we kill them at exit.
- (unless gnus-single-article-buffer
- (gnus-kill-buffer gnus-article-buffer)
- (gnus-kill-buffer gnus-original-article-buffer)
- (setq gnus-article-current nil))
- (set-buffer buf)
- (if (not gnus-kill-summary-on-exit)
- (gnus-deaden-summary)
- ;; We set all buffer-local variables to nil. It is unclear why
- ;; this is needed, but if we don't, buffer-local variables are
- ;; not garbage-collected, it seems. This would the lead to en
- ;; ever-growing Emacs.
- (gnus-summary-clear-local-variables)
- (when (get-buffer gnus-article-buffer)
- (bury-buffer gnus-article-buffer))
- ;; We clear the global counterparts of the buffer-local
- ;; variables as well, just to be on the safe side.
- (set-buffer gnus-group-buffer)
- (gnus-summary-clear-local-variables)
- ;; Return to group mode buffer.
- (when (eq mode 'gnus-summary-mode)
- (gnus-kill-buffer buf)))
- (setq gnus-current-select-method gnus-select-method)
- (pop-to-buffer gnus-group-buffer)
- ;; Clear the current group name.
- (if (not quit-config)
- (progn
- (goto-char group-point)
- (gnus-configure-windows 'group 'force))
- (gnus-handle-ephemeral-exit quit-config))
- (unless quit-config
- (setq gnus-newsgroup-name nil)))))
-
- (defalias 'gnus-summary-quit 'gnus-summary-exit-no-update)
- (defun gnus-summary-exit-no-update (&optional no-questions)
- "Quit reading current newsgroup without updating read article info."
- (interactive)
- (gnus-set-global-variables)
- (let* ((group gnus-newsgroup-name)
- (quit-config (gnus-group-quit-config group)))
- (when (or no-questions
- gnus-expert-user
- (gnus-y-or-n-p "Discard changes to this group and exit? "))
- ;; If we have several article buffers, we kill them at exit.
- (unless gnus-single-article-buffer
- (gnus-kill-buffer gnus-article-buffer)
- (gnus-kill-buffer gnus-original-article-buffer)
- (setq gnus-article-current nil))
- (if (not gnus-kill-summary-on-exit)
- (gnus-deaden-summary)
- (gnus-close-group group)
- (gnus-summary-clear-local-variables)
- (set-buffer gnus-group-buffer)
- (gnus-summary-clear-local-variables)
- (when (get-buffer gnus-summary-buffer)
- (kill-buffer gnus-summary-buffer)))
- (unless gnus-single-article-buffer
- (setq gnus-article-current nil))
- (when gnus-use-trees
- (gnus-tree-close group))
- (gnus-async-prefetch-remove-group group)
- (when (get-buffer gnus-article-buffer)
- (bury-buffer gnus-article-buffer))
- ;; Return to the group buffer.
- (gnus-configure-windows 'group 'force)
- ;; Clear the current group name.
- (setq gnus-newsgroup-name nil)
- (when (equal (gnus-group-group-name) group)
- (gnus-group-next-unread-group 1))
- (when quit-config
- (gnus-handle-ephemeral-exit quit-config)))))
-
- (defun gnus-handle-ephemeral-exit (quit-config)
- "Handle movement when leaving an ephemeral group. The state
- which existed when entering the ephemeral is reset."
- (if (not (buffer-name (car quit-config)))
- (gnus-configure-windows 'group 'force)
- (set-buffer (car quit-config))
- (cond ((eq major-mode 'gnus-summary-mode)
- (gnus-set-global-variables))
- ((eq major-mode 'gnus-article-mode)
- (save-excursion
- ;; The `gnus-summary-buffer' variable may point
- ;; to the old summary buffer when using a single
- ;; article buffer.
- (unless (gnus-buffer-live-p gnus-summary-buffer)
- (set-buffer gnus-group-buffer))
- (set-buffer gnus-summary-buffer)
- (gnus-set-global-variables))))
- (if (or (eq (cdr quit-config) 'article)
- (eq (cdr quit-config) 'pick))
- (progn
- ;; The current article may be from the ephemeral group
- ;; thus it is best that we reload this article
- (gnus-summary-show-article)
- (if (and (boundp 'gnus-pick-mode) (symbol-value 'gnus-pick-mode))
- (gnus-configure-windows 'pick 'force)
- (gnus-configure-windows (cdr quit-config) 'force)))
- (gnus-configure-windows (cdr quit-config) 'force))
- (when (eq major-mode 'gnus-summary-mode)
- (gnus-summary-next-subject 1 nil t)
- (gnus-summary-recenter)
- (gnus-summary-position-point))))
-
- ;;; Dead summaries.
-
- (defvar gnus-dead-summary-mode-map nil)
-
- (unless gnus-dead-summary-mode-map
- (setq gnus-dead-summary-mode-map (make-keymap))
- (suppress-keymap gnus-dead-summary-mode-map)
- (substitute-key-definition
- 'undefined 'gnus-summary-wake-up-the-dead gnus-dead-summary-mode-map)
- (let ((keys '("\C-d" "\r" "\177" [delete])))
- (while keys
- (define-key gnus-dead-summary-mode-map
- (pop keys) 'gnus-summary-wake-up-the-dead))))
-
- (defvar gnus-dead-summary-mode nil
- "Minor mode for Gnus summary buffers.")
-
- (defun gnus-dead-summary-mode (&optional arg)
- "Minor mode for Gnus summary buffers."
- (interactive "P")
- (when (eq major-mode 'gnus-summary-mode)
- (make-local-variable 'gnus-dead-summary-mode)
- (setq gnus-dead-summary-mode
- (if (null arg) (not gnus-dead-summary-mode)
- (> (prefix-numeric-value arg) 0)))
- (when gnus-dead-summary-mode
- (gnus-add-minor-mode
- 'gnus-dead-summary-mode " Dead" gnus-dead-summary-mode-map))))
-
- (defun gnus-deaden-summary ()
- "Make the current summary buffer into a dead summary buffer."
- ;; Kill any previous dead summary buffer.
- (when (and gnus-dead-summary
- (buffer-name gnus-dead-summary))
- (save-excursion
- (set-buffer gnus-dead-summary)
- (when gnus-dead-summary-mode
- (kill-buffer (current-buffer)))))
- ;; Make this the current dead summary.
- (setq gnus-dead-summary (current-buffer))
- (gnus-dead-summary-mode 1)
- (let ((name (buffer-name)))
- (when (string-match "Summary" name)
- (rename-buffer
- (concat (substring name 0 (match-beginning 0)) "Dead "
- (substring name (match-beginning 0)))
- t))))
-
- (defun gnus-kill-or-deaden-summary (buffer)
- "Kill or deaden the summary BUFFER."
- (when (and (buffer-name buffer)
- (not gnus-single-article-buffer))
- (save-excursion
- (set-buffer buffer)
- (gnus-kill-buffer gnus-article-buffer)
- (gnus-kill-buffer gnus-original-article-buffer)))
- (cond (gnus-kill-summary-on-exit
- (when (and gnus-use-trees
- (and (get-buffer buffer)
- (buffer-name (get-buffer buffer))))
- (save-excursion
- (set-buffer (get-buffer buffer))
- (gnus-tree-close gnus-newsgroup-name)))
- (gnus-kill-buffer buffer))
- ((and (get-buffer buffer)
- (buffer-name (get-buffer buffer)))
- (save-excursion
- (set-buffer buffer)
- (gnus-deaden-summary)))))
-
- (defun gnus-summary-wake-up-the-dead (&rest args)
- "Wake up the dead summary buffer."
- (interactive)
- (gnus-dead-summary-mode -1)
- (let ((name (buffer-name)))
- (when (string-match "Dead " name)
- (rename-buffer
- (concat (substring name 0 (match-beginning 0))
- (substring name (match-end 0)))
- t)))
- (gnus-message 3 "This dead summary is now alive again"))
-
- ;; Suggested by Andrew Eskilsson <pi92ae@pt.hk-r.se>.
- (defun gnus-summary-fetch-faq (&optional faq-dir)
- "Fetch the FAQ for the current group.
- If FAQ-DIR (the prefix), prompt for a directory to search for the faq
- in."
- (interactive
- (list
- (when current-prefix-arg
- (completing-read
- "Faq dir: " (and (listp gnus-group-faq-directory)
- (mapcar (lambda (file) (list file))
- gnus-group-faq-directory))))))
- (let (gnus-faq-buffer)
- (when (setq gnus-faq-buffer
- (gnus-group-fetch-faq gnus-newsgroup-name faq-dir))
- (gnus-configure-windows 'summary-faq))))
-
- ;; Suggested by Per Abrahamsen <amanda@iesd.auc.dk>.
- (defun gnus-summary-describe-group (&optional force)
- "Describe the current newsgroup."
- (interactive "P")
- (gnus-group-describe-group force gnus-newsgroup-name))
-
- (defun gnus-summary-describe-briefly ()
- "Describe summary mode commands briefly."
- (interactive)
- (gnus-message 6
- (substitute-command-keys "\\<gnus-summary-mode-map>\\[gnus-summary-next-page]:Select \\[gnus-summary-next-unread-article]:Forward \\[gnus-summary-prev-unread-article]:Backward \\[gnus-summary-exit]:Exit \\[gnus-info-find-node]:Run Info \\[gnus-summary-describe-briefly]:This help")))
-
- ;; Walking around group mode buffer from summary mode.
-
- (defun gnus-summary-next-group (&optional no-article target-group backward)
- "Exit current newsgroup and then select next unread newsgroup.
- If prefix argument NO-ARTICLE is non-nil, no article is selected
- initially. If NEXT-GROUP, go to this group. If BACKWARD, go to
- previous group instead."
- (interactive "P")
- (gnus-set-global-variables)
- ;; Stop pre-fetching.
- (gnus-async-halt-prefetch)
- (let ((current-group gnus-newsgroup-name)
- (current-buffer (current-buffer))
- entered)
- ;; First we semi-exit this group to update Xrefs and all variables.
- ;; We can't do a real exit, because the window conf must remain
- ;; the same in case the user is prompted for info, and we don't
- ;; want the window conf to change before that...
- (gnus-summary-exit t)
- (while (not entered)
- ;; Then we find what group we are supposed to enter.
- (set-buffer gnus-group-buffer)
- (gnus-group-jump-to-group current-group)
- (setq target-group
- (or target-group
- (if (eq gnus-keep-same-level 'best)
- (gnus-summary-best-group gnus-newsgroup-name)
- (gnus-summary-search-group backward gnus-keep-same-level))))
- (if (not target-group)
- ;; There are no further groups, so we return to the group
- ;; buffer.
- (progn
- (gnus-message 5 "Returning to the group buffer")
- (setq entered t)
- (when (gnus-buffer-live-p current-buffer)
- (set-buffer current-buffer)
- (gnus-summary-exit))
- (run-hooks 'gnus-group-no-more-groups-hook))
- ;; We try to enter the target group.
- (gnus-group-jump-to-group target-group)
- (let ((unreads (gnus-group-group-unread)))
- (if (and (or (eq t unreads)
- (and unreads (not (zerop unreads))))
- (gnus-summary-read-group
- target-group nil no-article
- (and (buffer-name current-buffer) current-buffer)))
- (setq entered t)
- (setq current-group target-group
- target-group nil)))))))
-
- (defun gnus-summary-prev-group (&optional no-article)
- "Exit current newsgroup and then select previous unread newsgroup.
- If prefix argument NO-ARTICLE is non-nil, no article is selected initially."
- (interactive "P")
- (gnus-summary-next-group no-article nil t))
-
- ;; Walking around summary lines.
-
- (defun gnus-summary-first-subject (&optional unread)
- "Go to the first unread subject.
- If UNREAD is non-nil, go to the first unread article.
- Returns the article selected or nil if there are no unread articles."
- (interactive "P")
- (prog1
- (cond
- ;; Empty summary.
- ((null gnus-newsgroup-data)
- (gnus-message 3 "No articles in the group")
- nil)
- ;; Pick the first article.
- ((not unread)
- (goto-char (gnus-data-pos (car gnus-newsgroup-data)))
- (gnus-data-number (car gnus-newsgroup-data)))
- ;; No unread articles.
- ((null gnus-newsgroup-unreads)
- (gnus-message 3 "No more unread articles")
- nil)
- ;; Find the first unread article.
- (t
- (let ((data gnus-newsgroup-data))
- (while (and data
- (not (gnus-data-unread-p (car data))))
- (setq data (cdr data)))
- (when data
- (goto-char (gnus-data-pos (car data)))
- (gnus-data-number (car data))))))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-next-subject (n &optional unread dont-display)
- "Go to next N'th summary line.
- If N is negative, go to the previous N'th subject line.
- If UNREAD is non-nil, only unread articles are selected.
- The difference between N and the actual number of steps taken is
- returned."
- (interactive "p")
- (let ((backward (< n 0))
- (n (abs n)))
- (while (and (> n 0)
- (if backward
- (gnus-summary-find-prev unread)
- (gnus-summary-find-next unread)))
- (setq n (1- n)))
- (when (/= 0 n)
- (gnus-message 7 "No more%s articles"
- (if unread " unread" "")))
- (unless dont-display
- (gnus-summary-recenter)
- (gnus-summary-position-point))
- n))
-
- (defun gnus-summary-next-unread-subject (n)
- "Go to next N'th unread summary line."
- (interactive "p")
- (gnus-summary-next-subject n t))
-
- (defun gnus-summary-prev-subject (n &optional unread)
- "Go to previous N'th summary line.
- If optional argument UNREAD is non-nil, only unread article is selected."
- (interactive "p")
- (gnus-summary-next-subject (- n) unread))
-
- (defun gnus-summary-prev-unread-subject (n)
- "Go to previous N'th unread summary line."
- (interactive "p")
- (gnus-summary-next-subject (- n) t))
-
- (defun gnus-summary-goto-subject (article &optional force silent)
- "Go the subject line of ARTICLE.
- If FORCE, also allow jumping to articles not currently shown."
- (interactive "nArticle number: ")
- (let ((b (point))
- (data (gnus-data-find article)))
- ;; We read in the article if we have to.
- (and (not data)
- force
- (gnus-summary-insert-subject article (and (vectorp force) force) t)
- (setq data (gnus-data-find article)))
- (goto-char b)
- (if (not data)
- (progn
- (unless silent
- (gnus-message 3 "Can't find article %d" article))
- nil)
- (goto-char (gnus-data-pos data))
- article)))
-
- ;; Walking around summary lines with displaying articles.
-
- (defun gnus-summary-expand-window (&optional arg)
- "Make the summary buffer take up the entire Emacs frame.
- Given a prefix, will force an `article' buffer configuration."
- (interactive "P")
- (gnus-set-global-variables)
- (if arg
- (gnus-configure-windows 'article 'force)
- (gnus-configure-windows 'summary 'force)))
-
- (defun gnus-summary-display-article (article &optional all-header)
- "Display ARTICLE in article buffer."
- (gnus-set-global-variables)
- (if (null article)
- nil
- (prog1
- (if gnus-summary-display-article-function
- (funcall gnus-summary-display-article-function article all-header)
- (gnus-article-prepare article all-header))
- (run-hooks 'gnus-select-article-hook)
- (when (and gnus-current-article
- (not (zerop gnus-current-article)))
- (gnus-summary-goto-subject gnus-current-article))
- (gnus-summary-recenter)
- (when (and gnus-use-trees gnus-show-threads)
- (gnus-possibly-generate-tree article)
- (gnus-highlight-selected-tree article))
- ;; Successfully display article.
- (gnus-article-set-window-start
- (cdr (assq article gnus-newsgroup-bookmarks))))))
-
- (defun gnus-summary-select-article (&optional all-headers force pseudo article)
- "Select the current article.
- If ALL-HEADERS is non-nil, show all header fields. If FORCE is
- non-nil, the article will be re-fetched even if it already present in
- the article buffer. If PSEUDO is non-nil, pseudo-articles will also
- be displayed."
- ;; Make sure we are in the summary buffer to work around bbdb bug.
- (unless (eq major-mode 'gnus-summary-mode)
- (set-buffer gnus-summary-buffer))
- (let ((article (or article (gnus-summary-article-number)))
- (all-headers (not (not all-headers))) ;Must be T or NIL.
- gnus-summary-display-article-function
- did)
- (and (not pseudo)
- (gnus-summary-article-pseudo-p article)
- (error "This is a pseudo-article"))
- (prog1
- (save-excursion
- (set-buffer gnus-summary-buffer)
- (if (or (and gnus-single-article-buffer
- (or (null gnus-current-article)
- (null gnus-article-current)
- (null (get-buffer gnus-article-buffer))
- (not (eq article (cdr gnus-article-current)))
- (not (equal (car gnus-article-current)
- gnus-newsgroup-name))))
- (and (not gnus-single-article-buffer)
- (or (null gnus-current-article)
- (not (eq gnus-current-article article))))
- force)
- ;; The requested article is different from the current article.
- (prog1
- (gnus-summary-display-article article all-headers)
- (setq did article))
- (when (or all-headers gnus-show-all-headers)
- (gnus-article-show-all-headers))
- 'old))
- (when did
- (gnus-article-set-window-start
- (cdr (assq article gnus-newsgroup-bookmarks)))))))
-
- (defun gnus-summary-set-current-mark (&optional current-mark)
- "Obsolete function."
- nil)
-
- (defun gnus-summary-next-article (&optional unread subject backward push)
- "Select the next article.
- If UNREAD, only unread articles are selected.
- If SUBJECT, only articles with SUBJECT are selected.
- If BACKWARD, the previous article is selected instead of the next."
- (interactive "P")
- (gnus-set-global-variables)
- (cond
- ;; Is there such an article?
- ((and (gnus-summary-search-forward unread subject backward)
- (or (gnus-summary-display-article (gnus-summary-article-number))
- (eq (gnus-summary-article-mark) gnus-canceled-mark)))
- (gnus-summary-position-point))
- ;; If not, we try the first unread, if that is wanted.
- ((and subject
- gnus-auto-select-same
- (gnus-summary-first-unread-article))
- (gnus-summary-position-point)
- (gnus-message 6 "Wrapped"))
- ;; Try to get next/previous article not displayed in this group.
- ((and gnus-auto-extend-newsgroup
- (not unread) (not subject))
- (gnus-summary-goto-article
- (if backward (1- gnus-newsgroup-begin) (1+ gnus-newsgroup-end))
- nil t))
- ;; Go to next/previous group.
- (t
- (unless (gnus-ephemeral-group-p gnus-newsgroup-name)
- (gnus-summary-jump-to-group gnus-newsgroup-name))
- (let ((cmd last-command-char)
- (point
- (save-excursion
- (set-buffer gnus-group-buffer)
- (point)))
- (group
- (if (eq gnus-keep-same-level 'best)
- (gnus-summary-best-group gnus-newsgroup-name)
- (gnus-summary-search-group backward gnus-keep-same-level))))
- ;; For some reason, the group window gets selected. We change
- ;; it back.
- (select-window (get-buffer-window (current-buffer)))
- ;; Select next unread newsgroup automagically.
- (cond
- ((or (not gnus-auto-select-next)
- (not cmd))
- (gnus-message 7 "No more%s articles" (if unread " unread" "")))
- ((or (eq gnus-auto-select-next 'quietly)
- (and (eq gnus-auto-select-next 'slightly-quietly)
- push)
- (and (eq gnus-auto-select-next 'almost-quietly)
- (gnus-summary-last-article-p)))
- ;; Select quietly.
- (if (gnus-ephemeral-group-p gnus-newsgroup-name)
- (gnus-summary-exit)
- (gnus-message 7 "No more%s articles (%s)..."
- (if unread " unread" "")
- (if group (concat "selecting " group)
- "exiting"))
- (gnus-summary-next-group nil group backward)))
- (t
- (when (gnus-key-press-event-p last-input-event)
- (gnus-summary-walk-group-buffer
- gnus-newsgroup-name cmd unread backward point))))))))
-
- (defun gnus-summary-walk-group-buffer (from-group cmd unread backward start)
- (let ((keystrokes '((?\C-n (gnus-group-next-unread-group 1))
- (?\C-p (gnus-group-prev-unread-group 1))))
- (cursor-in-echo-area t)
- keve key group ended)
- (save-excursion
- (set-buffer gnus-group-buffer)
- (goto-char start)
- (setq group
- (if (eq gnus-keep-same-level 'best)
- (gnus-summary-best-group gnus-newsgroup-name)
- (gnus-summary-search-group backward gnus-keep-same-level))))
- (while (not ended)
- (gnus-message
- 5 "No more%s articles%s" (if unread " unread" "")
- (if (and group
- (not (gnus-ephemeral-group-p gnus-newsgroup-name)))
- (format " (Type %s for %s [%s])"
- (single-key-description cmd) group
- (car (gnus-gethash group gnus-newsrc-hashtb)))
- (format " (Type %s to exit %s)"
- (single-key-description cmd)
- gnus-newsgroup-name)))
- ;; Confirm auto selection.
- (setq key (car (setq keve (gnus-read-event-char))))
- (setq ended t)
- (cond
- ((assq key keystrokes)
- (let ((obuf (current-buffer)))
- (switch-to-buffer gnus-group-buffer)
- (when group
- (gnus-group-jump-to-group group))
- (eval (cadr (assq key keystrokes)))
- (setq group (gnus-group-group-name))
- (switch-to-buffer obuf))
- (setq ended nil))
- ((equal key cmd)
- (if (or (not group)
- (gnus-ephemeral-group-p gnus-newsgroup-name))
- (gnus-summary-exit)
- (gnus-summary-next-group nil group backward)))
- (t
- (push (cdr keve) unread-command-events))))))
-
- (defun gnus-summary-next-unread-article ()
- "Select unread article after current one."
- (interactive)
- (gnus-summary-next-article
- (or (not (eq gnus-summary-goto-unread 'never))
- (gnus-summary-last-article-p (gnus-summary-article-number)))
- (and gnus-auto-select-same
- (gnus-summary-article-subject))))
-
- (defun gnus-summary-prev-article (&optional unread subject)
- "Select the article after the current one.
- If UNREAD is non-nil, only unread articles are selected."
- (interactive "P")
- (gnus-summary-next-article unread subject t))
-
- (defun gnus-summary-prev-unread-article ()
- "Select unread article before current one."
- (interactive)
- (gnus-summary-prev-article
- (or (not (eq gnus-summary-goto-unread 'never))
- (gnus-summary-first-article-p (gnus-summary-article-number)))
- (and gnus-auto-select-same
- (gnus-summary-article-subject))))
-
- (defun gnus-summary-next-page (&optional lines circular)
- "Show next page of the selected article.
- If at the end of the current article, select the next article.
- LINES says how many lines should be scrolled up.
-
- If CIRCULAR is non-nil, go to the start of the article instead of
- selecting the next article when reaching the end of the current
- article."
- (interactive "P")
- (setq gnus-summary-buffer (current-buffer))
- (gnus-set-global-variables)
- (let ((article (gnus-summary-article-number))
- (article-window (get-buffer-window gnus-article-buffer t))
- endp)
- (gnus-configure-windows 'article)
- (if (eq (cdr (assq article gnus-newsgroup-reads)) gnus-canceled-mark)
- (if (and (eq gnus-summary-goto-unread 'never)
- (not (gnus-summary-last-article-p article)))
- (gnus-summary-next-article)
- (gnus-summary-next-unread-article))
- (if (or (null gnus-current-article)
- (null gnus-article-current)
- (/= article (cdr gnus-article-current))
- (not (equal (car gnus-article-current) gnus-newsgroup-name)))
- ;; Selected subject is different from current article's.
- (gnus-summary-display-article article)
- (when article-window
- (gnus-eval-in-buffer-window gnus-article-buffer
- (setq endp (gnus-article-next-page lines)))
- (when endp
- (cond (circular
- (gnus-summary-beginning-of-article))
- (lines
- (gnus-message 3 "End of message"))
- ((null lines)
- (if (and (eq gnus-summary-goto-unread 'never)
- (not (gnus-summary-last-article-p article)))
- (gnus-summary-next-article)
- (gnus-summary-next-unread-article))))))))
- (gnus-summary-recenter)
- (gnus-summary-position-point)))
-
- (defun gnus-summary-prev-page (&optional lines move)
- "Show previous page of selected article.
- Argument LINES specifies lines to be scrolled down.
- If MOVE, move to the previous unread article if point is at
- the beginning of the buffer."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((article (gnus-summary-article-number))
- (article-window (get-buffer-window gnus-article-buffer t))
- endp)
- (gnus-configure-windows 'article)
- (if (or (null gnus-current-article)
- (null gnus-article-current)
- (/= article (cdr gnus-article-current))
- (not (equal (car gnus-article-current) gnus-newsgroup-name)))
- ;; Selected subject is different from current article's.
- (gnus-summary-display-article article)
- (gnus-summary-recenter)
- (when article-window
- (gnus-eval-in-buffer-window gnus-article-buffer
- (setq endp (gnus-article-prev-page lines)))
- (when (and move endp)
- (cond (lines
- (gnus-message 3 "Beginning of message"))
- ((null lines)
- (if (and (eq gnus-summary-goto-unread 'never)
- (not (gnus-summary-first-article-p article)))
- (gnus-summary-prev-article)
- (gnus-summary-prev-unread-article))))))))
- (gnus-summary-position-point))
-
- (defun gnus-summary-prev-page-or-article (&optional lines)
- "Show previous page of selected article.
- Argument LINES specifies lines to be scrolled down.
- If at the beginning of the article, go to the next article."
- (interactive "P")
- (gnus-summary-prev-page lines t))
-
- (defun gnus-summary-scroll-up (lines)
- "Scroll up (or down) one line current article.
- Argument LINES specifies lines to be scrolled up (or down if negative)."
- (interactive "p")
- (gnus-set-global-variables)
- (gnus-configure-windows 'article)
- (gnus-summary-show-thread)
- (when (eq (gnus-summary-select-article nil nil 'pseudo) 'old)
- (gnus-eval-in-buffer-window gnus-article-buffer
- (cond ((> lines 0)
- (when (gnus-article-next-page lines)
- (gnus-message 3 "End of message")))
- ((< lines 0)
- (gnus-article-prev-page (- lines))))))
- (gnus-summary-recenter)
- (gnus-summary-position-point))
-
- (defun gnus-summary-next-same-subject ()
- "Select next article which has the same subject as current one."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-next-article nil (gnus-summary-article-subject)))
-
- (defun gnus-summary-prev-same-subject ()
- "Select previous article which has the same subject as current one."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-prev-article nil (gnus-summary-article-subject)))
-
- (defun gnus-summary-next-unread-same-subject ()
- "Select next unread article which has the same subject as current one."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-next-article t (gnus-summary-article-subject)))
-
- (defun gnus-summary-prev-unread-same-subject ()
- "Select previous unread article which has the same subject as current one."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-prev-article t (gnus-summary-article-subject)))
-
- (defun gnus-summary-first-unread-article ()
- "Select the first unread article.
- Return nil if there are no unread articles."
- (interactive)
- (gnus-set-global-variables)
- (prog1
- (when (gnus-summary-first-subject t)
- (gnus-summary-show-thread)
- (gnus-summary-first-subject t)
- (gnus-summary-display-article (gnus-summary-article-number)))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-first-article ()
- "Select the first article.
- Return nil if there are no articles."
- (interactive)
- (gnus-set-global-variables)
- (prog1
- (when (gnus-summary-first-subject)
- (gnus-summary-show-thread)
- (gnus-summary-first-subject)
- (gnus-summary-display-article (gnus-summary-article-number)))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-best-unread-article ()
- "Select the unread article with the highest score."
- (interactive)
- (gnus-set-global-variables)
- (let ((best -1000000)
- (data gnus-newsgroup-data)
- article score)
- (while data
- (and (gnus-data-unread-p (car data))
- (> (setq score
- (gnus-summary-article-score (gnus-data-number (car data))))
- best)
- (setq best score
- article (gnus-data-number (car data))))
- (setq data (cdr data)))
- (prog1
- (if article
- (gnus-summary-goto-article article)
- (error "No unread articles"))
- (gnus-summary-position-point))))
-
- (defun gnus-summary-last-subject ()
- "Go to the last displayed subject line in the group."
- (let ((article (gnus-data-number (car (gnus-data-list t)))))
- (when article
- (gnus-summary-goto-subject article))))
-
- (defun gnus-summary-goto-article (article &optional all-headers force)
- "Fetch ARTICLE and display it if it exists.
- If ALL-HEADERS is non-nil, no header lines are hidden."
- (interactive
- (list
- (string-to-int
- (completing-read
- "Article number: "
- (mapcar (lambda (number) (list (int-to-string number)))
- gnus-newsgroup-limit)))
- current-prefix-arg
- t))
- (prog1
- (if (gnus-summary-goto-subject article force)
- (gnus-summary-display-article article all-headers)
- (gnus-message 4 "Couldn't go to article %s" article) nil)
- (gnus-summary-position-point)))
-
- (defun gnus-summary-goto-last-article ()
- "Go to the previously read article."
- (interactive)
- (prog1
- (when gnus-last-article
- (gnus-summary-goto-article gnus-last-article))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-pop-article (number)
- "Pop one article off the history and go to the previous.
- NUMBER articles will be popped off."
- (interactive "p")
- (let (to)
- (setq gnus-newsgroup-history
- (cdr (setq to (nthcdr number gnus-newsgroup-history))))
- (if to
- (gnus-summary-goto-article (car to))
- (error "Article history empty")))
- (gnus-summary-position-point))
-
- ;; Summary commands and functions for limiting the summary buffer.
-
- (defun gnus-summary-limit-to-articles (n)
- "Limit the summary buffer to the next N articles.
- If not given a prefix, use the process marked articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (prog1
- (let ((articles (gnus-summary-work-articles n)))
- (setq gnus-newsgroup-processable nil)
- (gnus-summary-limit articles))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-pop-limit (&optional total)
- "Restore the previous limit.
- If given a prefix, remove all limits."
- (interactive "P")
- (gnus-set-global-variables)
- (when total
- (setq gnus-newsgroup-limits
- (list (mapcar (lambda (h) (mail-header-number h))
- gnus-newsgroup-headers))))
- (unless gnus-newsgroup-limits
- (error "No limit to pop"))
- (prog1
- (gnus-summary-limit nil 'pop)
- (gnus-summary-position-point)))
-
- (defun gnus-summary-limit-to-subject (subject &optional header)
- "Limit the summary buffer to articles that have subjects that match a regexp."
- (interactive "sLimit to subject (regexp): ")
- (unless header
- (setq header "subject"))
- (when (not (equal "" subject))
- (prog1
- (let ((articles (gnus-summary-find-matching
- (or header "subject") subject 'all)))
- (unless articles
- (error "Found no matches for \"%s\"" subject))
- (gnus-summary-limit articles))
- (gnus-summary-position-point))))
-
- (defun gnus-summary-limit-to-author (from)
- "Limit the summary buffer to articles that have authors that match a regexp."
- (interactive "sLimit to author (regexp): ")
- (gnus-summary-limit-to-subject from "from"))
-
- (defun gnus-summary-limit-to-age (age &optional younger-p)
- "Limit the summary buffer to articles that are older than (or equal) AGE days.
- If YOUNGER-P (the prefix) is non-nil, limit the summary buffer to
- articles that are younger than AGE days."
- (interactive "nTime in days: \nP")
- (prog1
- (let ((data gnus-newsgroup-data)
- (cutoff (nnmail-days-to-time age))
- articles d date is-younger)
- (while (setq d (pop data))
- (when (and (vectorp (gnus-data-header d))
- (setq date (mail-header-date (gnus-data-header d))))
- (setq is-younger (nnmail-time-less
- (nnmail-time-since (nnmail-date-to-time date))
- cutoff))
- (when (if younger-p is-younger (not is-younger))
- (push (gnus-data-number d) articles))))
- (gnus-summary-limit (nreverse articles)))
- (gnus-summary-position-point)))
-
- (defalias 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
- (make-obsolete
- 'gnus-summary-delete-marked-as-read 'gnus-summary-limit-to-unread)
-
- (defun gnus-summary-limit-to-unread (&optional all)
- "Limit the summary buffer to articles that are not marked as read.
- If ALL is non-nil, limit strictly to unread articles."
- (interactive "P")
- (if all
- (gnus-summary-limit-to-marks (char-to-string gnus-unread-mark))
- (gnus-summary-limit-to-marks
- ;; Concat all the marks that say that an article is read and have
- ;; those removed.
- (list gnus-del-mark gnus-read-mark gnus-ancient-mark
- gnus-killed-mark gnus-kill-file-mark
- gnus-low-score-mark gnus-expirable-mark
- gnus-canceled-mark gnus-catchup-mark gnus-sparse-mark
- gnus-duplicate-mark gnus-souped-mark)
- 'reverse)))
-
- (defalias 'gnus-summary-delete-marked-with 'gnus-summary-limit-exclude-marks)
- (make-obsolete 'gnus-summary-delete-marked-with
- 'gnus-summary-limit-exlude-marks)
-
- (defun gnus-summary-limit-exclude-marks (marks &optional reverse)
- "Exclude articles that are marked with MARKS (e.g. \"DK\").
- If REVERSE, limit the summary buffer to articles that are marked
- with MARKS. MARKS can either be a string of marks or a list of marks.
- Returns how many articles were removed."
- (interactive "sMarks: ")
- (gnus-summary-limit-to-marks marks t))
-
- (defun gnus-summary-limit-to-marks (marks &optional reverse)
- "Limit the summary buffer to articles that are marked with MARKS (e.g. \"DK\").
- If REVERSE (the prefix), limit the summary buffer to articles that are
- not marked with MARKS. MARKS can either be a string of marks or a
- list of marks.
- Returns how many articles were removed."
- (interactive (list (read-string "Marks: ") current-prefix-arg))
- (gnus-set-global-variables)
- (prog1
- (let ((data gnus-newsgroup-data)
- (marks (if (listp marks) marks
- (append marks nil))) ; Transform to list.
- articles)
- (while data
- (when (if reverse (not (memq (gnus-data-mark (car data)) marks))
- (memq (gnus-data-mark (car data)) marks))
- (push (gnus-data-number (car data)) articles))
- (setq data (cdr data)))
- (gnus-summary-limit articles))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-limit-to-score (&optional score)
- "Limit to articles with score at or above SCORE."
- (interactive "P")
- (gnus-set-global-variables)
- (setq score (if score
- (prefix-numeric-value score)
- (or gnus-summary-default-score 0)))
- (let ((data gnus-newsgroup-data)
- articles)
- (while data
- (when (>= (gnus-summary-article-score (gnus-data-number (car data)))
- score)
- (push (gnus-data-number (car data)) articles))
- (setq data (cdr data)))
- (prog1
- (gnus-summary-limit articles)
- (gnus-summary-position-point))))
-
- (defun gnus-summary-limit-include-dormant ()
- "Display all the hidden articles that are marked as dormant."
- (interactive)
- (gnus-set-global-variables)
- (unless gnus-newsgroup-dormant
- (error "There are no dormant articles in this group"))
- (prog1
- (gnus-summary-limit (append gnus-newsgroup-dormant gnus-newsgroup-limit))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-limit-exclude-dormant ()
- "Hide all dormant articles."
- (interactive)
- (gnus-set-global-variables)
- (prog1
- (gnus-summary-limit-to-marks (list gnus-dormant-mark) 'reverse)
- (gnus-summary-position-point)))
-
- (defun gnus-summary-limit-exclude-childless-dormant ()
- "Hide all dormant articles that have no children."
- (interactive)
- (gnus-set-global-variables)
- (let ((data (gnus-data-list t))
- articles d children)
- ;; Find all articles that are either not dormant or have
- ;; children.
- (while (setq d (pop data))
- (when (or (not (= (gnus-data-mark d) gnus-dormant-mark))
- (and (setq children
- (gnus-article-children (gnus-data-number d)))
- (let (found)
- (while children
- (when (memq (car children) articles)
- (setq children nil
- found t))
- (pop children))
- found)))
- (push (gnus-data-number d) articles)))
- ;; Do the limiting.
- (prog1
- (gnus-summary-limit articles)
- (gnus-summary-position-point))))
-
- (defun gnus-summary-limit-mark-excluded-as-read (&optional all)
- "Mark all unread excluded articles as read.
- If ALL, mark even excluded ticked and dormants as read."
- (interactive "P")
- (let ((articles (gnus-sorted-complement
- (sort
- (mapcar (lambda (h) (mail-header-number h))
- gnus-newsgroup-headers)
- '<)
- (sort gnus-newsgroup-limit '<)))
- article)
- (setq gnus-newsgroup-unreads gnus-newsgroup-limit)
- (if all
- (setq gnus-newsgroup-dormant nil
- gnus-newsgroup-marked nil
- gnus-newsgroup-reads
- (nconc
- (mapcar (lambda (n) (cons n gnus-catchup-mark)) articles)
- gnus-newsgroup-reads))
- (while (setq article (pop articles))
- (unless (or (memq article gnus-newsgroup-dormant)
- (memq article gnus-newsgroup-marked))
- (push (cons article gnus-catchup-mark) gnus-newsgroup-reads))))))
-
- (defun gnus-summary-limit (articles &optional pop)
- (if pop
- ;; We pop the previous limit off the stack and use that.
- (setq articles (car gnus-newsgroup-limits)
- gnus-newsgroup-limits (cdr gnus-newsgroup-limits))
- ;; We use the new limit, so we push the old limit on the stack.
- (push gnus-newsgroup-limit gnus-newsgroup-limits))
- ;; Set the limit.
- (setq gnus-newsgroup-limit articles)
- (let ((total (length gnus-newsgroup-data))
- (data (gnus-data-find-list (gnus-summary-article-number)))
- (gnus-summary-mark-below nil) ; Inhibit this.
- found)
- ;; This will do all the work of generating the new summary buffer
- ;; according to the new limit.
- (gnus-summary-prepare)
- ;; Hide any threads, possibly.
- (and gnus-show-threads
- gnus-thread-hide-subtree
- (gnus-summary-hide-all-threads))
- ;; Try to return to the article you were at, or one in the
- ;; neighborhood.
- (when data
- ;; We try to find some article after the current one.
- (while data
- (when (gnus-summary-goto-subject (gnus-data-number (car data)) nil t)
- (setq data nil
- found t))
- (setq data (cdr data))))
- (unless found
- ;; If there is no data, that means that we were after the last
- ;; article. The same goes when we can't find any articles
- ;; after the current one.
- (goto-char (point-max))
- (gnus-summary-find-prev))
- ;; We return how many articles were removed from the summary
- ;; buffer as a result of the new limit.
- (- total (length gnus-newsgroup-data))))
-
- (defsubst gnus-invisible-cut-children (threads)
- (let ((num 0))
- (while threads
- (when (memq (mail-header-number (caar threads)) gnus-newsgroup-limit)
- (incf num))
- (pop threads))
- (< num 2)))
-
- (defsubst gnus-cut-thread (thread)
- "Go forwards in the thread until we find an article that we want to display."
- (when (or (eq gnus-fetch-old-headers 'some)
- (eq gnus-build-sparse-threads 'some)
- (eq gnus-build-sparse-threads 'more))
- ;; Deal with old-fetched headers and sparse threads.
- (while (and
- thread
- (or
- (gnus-summary-article-sparse-p (mail-header-number (car thread)))
- (gnus-summary-article-ancient-p
- (mail-header-number (car thread))))
- (progn
- (if (<= (length (cdr thread)) 1)
- (setq gnus-newsgroup-limit
- (delq (mail-header-number (car thread))
- gnus-newsgroup-limit)
- thread (cadr thread))
- (when (gnus-invisible-cut-children (cdr thread))
- (let ((th (cdr thread)))
- (while th
- (if (memq (mail-header-number (caar th))
- gnus-newsgroup-limit)
- (setq thread (car th)
- th nil)
- (setq th (cdr th)))))))))))
- thread)
-
- (defun gnus-cut-threads (threads)
- "Cut off all uninteresting articles from the beginning of threads."
- (when (or (eq gnus-fetch-old-headers 'some)
- (eq gnus-build-sparse-threads 'some)
- (eq gnus-build-sparse-threads 'more))
- (let ((th threads))
- (while th
- (setcar th (gnus-cut-thread (car th)))
- (setq th (cdr th)))))
- ;; Remove nixed out threads.
- (delq nil threads))
-
- (defun gnus-summary-initial-limit (&optional show-if-empty)
- "Figure out what the initial limit is supposed to be on group entry.
- This entails weeding out unwanted dormants, low-scored articles,
- fetch-old-headers verbiage, and so on."
- ;; Most groups have nothing to remove.
- (if (or gnus-inhibit-limiting
- (and (null gnus-newsgroup-dormant)
- (not (eq gnus-fetch-old-headers 'some))
- (null gnus-summary-expunge-below)
- (not (eq gnus-build-sparse-threads 'some))
- (not (eq gnus-build-sparse-threads 'more))
- (null gnus-thread-expunge-below)
- (not gnus-use-nocem)))
- () ; Do nothing.
- (push gnus-newsgroup-limit gnus-newsgroup-limits)
- (setq gnus-newsgroup-limit nil)
- (mapatoms
- (lambda (node)
- (unless (car (symbol-value node))
- ;; These threads have no parents -- they are roots.
- (let ((nodes (cdr (symbol-value node)))
- thread)
- (while nodes
- (if (and gnus-thread-expunge-below
- (< (gnus-thread-total-score (car nodes))
- gnus-thread-expunge-below))
- (gnus-expunge-thread (pop nodes))
- (setq thread (pop nodes))
- (gnus-summary-limit-children thread))))))
- gnus-newsgroup-dependencies)
- ;; If this limitation resulted in an empty group, we might
- ;; pop the previous limit and use it instead.
- (when (and (not gnus-newsgroup-limit)
- show-if-empty)
- (setq gnus-newsgroup-limit (pop gnus-newsgroup-limits)))
- gnus-newsgroup-limit))
-
- (defun gnus-summary-limit-children (thread)
- "Return 1 if this subthread is visible and 0 if it is not."
- ;; First we get the number of visible children to this thread. This
- ;; is done by recursing down the thread using this function, so this
- ;; will really go down to a leaf article first, before slowly
- ;; working its way up towards the root.
- (when thread
- (let ((children
- (if (cdr thread)
- (apply '+ (mapcar 'gnus-summary-limit-children
- (cdr thread)))
- 0))
- (number (mail-header-number (car thread)))
- score)
- (if (and
- (not (memq number gnus-newsgroup-marked))
- (or
- ;; If this article is dormant and has absolutely no visible
- ;; children, then this article isn't visible.
- (and (memq number gnus-newsgroup-dormant)
- (zerop children))
- ;; If this is "fetch-old-headered" and there is no
- ;; visible children, then we don't want this article.
- (and (eq gnus-fetch-old-headers 'some)
- (gnus-summary-article-ancient-p number)
- (zerop children))
- ;; If this is a sparsely inserted article with no children,
- ;; we don't want it.
- (and (eq gnus-build-sparse-threads 'some)
- (gnus-summary-article-sparse-p number)
- (zerop children))
- ;; If we use expunging, and this article is really
- ;; low-scored, then we don't want this article.
- (when (and gnus-summary-expunge-below
- (< (setq score
- (or (cdr (assq number gnus-newsgroup-scored))
- gnus-summary-default-score))
- gnus-summary-expunge-below))
- ;; We increase the expunge-tally here, but that has
- ;; nothing to do with the limits, really.
- (incf gnus-newsgroup-expunged-tally)
- ;; We also mark as read here, if that's wanted.
- (when (and gnus-summary-mark-below
- (< score gnus-summary-mark-below))
- (setq gnus-newsgroup-unreads
- (delq number gnus-newsgroup-unreads))
- (if gnus-newsgroup-auto-expire
- (push number gnus-newsgroup-expirable)
- (push (cons number gnus-low-score-mark)
- gnus-newsgroup-reads)))
- t)
- ;; Check NoCeM things.
- (if (and gnus-use-nocem
- (gnus-nocem-unwanted-article-p
- (mail-header-id (car thread))))
- (progn
- (setq gnus-newsgroup-unreads
- (delq number gnus-newsgroup-unreads))
- t))))
- ;; Nope, invisible article.
- 0
- ;; Ok, this article is to be visible, so we add it to the limit
- ;; and return 1.
- (push number gnus-newsgroup-limit)
- 1))))
-
- (defun gnus-expunge-thread (thread)
- "Mark all articles in THREAD as read."
- (let* ((number (mail-header-number (car thread))))
- (incf gnus-newsgroup-expunged-tally)
- ;; We also mark as read here, if that's wanted.
- (setq gnus-newsgroup-unreads
- (delq number gnus-newsgroup-unreads))
- (if gnus-newsgroup-auto-expire
- (push number gnus-newsgroup-expirable)
- (push (cons number gnus-low-score-mark)
- gnus-newsgroup-reads)))
- ;; Go recursively through all subthreads.
- (mapcar 'gnus-expunge-thread (cdr thread)))
-
- ;; Summary article oriented commands
-
- (defun gnus-summary-refer-parent-article (n)
- "Refer parent article N times.
- If N is negative, go to ancestor -N instead.
- The difference between N and the number of articles fetched is returned."
- (interactive "p")
- (gnus-set-global-variables)
- (let ((skip 1)
- error header ref)
- (when (not (natnump n))
- (setq skip (abs n)
- n 1))
- (while (and (> n 0)
- (not error))
- (setq header (gnus-summary-article-header))
- (if (and (eq (mail-header-number header)
- (cdr gnus-article-current))
- (equal gnus-newsgroup-name
- (car gnus-article-current)))
- ;; If we try to find the parent of the currently
- ;; displayed article, then we take a look at the actual
- ;; References header, since this is slightly more
- ;; reliable than the References field we got from the
- ;; server.
- (save-excursion
- (set-buffer gnus-original-article-buffer)
- (nnheader-narrow-to-headers)
- (unless (setq ref (message-fetch-field "references"))
- (setq ref (message-fetch-field "in-reply-to")))
- (widen))
- (setq ref
- ;; It's not the current article, so we take a bet on
- ;; the value we got from the server.
- (mail-header-references header)))
- (if (and ref
- (not (equal ref "")))
- (unless (gnus-summary-refer-article (gnus-parent-id ref skip))
- (gnus-message 1 "Couldn't find parent"))
- (gnus-message 1 "No references in article %d"
- (gnus-summary-article-number))
- (setq error t))
- (decf n))
- (gnus-summary-position-point)
- n))
-
- (defun gnus-summary-refer-references ()
- "Fetch all articles mentioned in the References header.
- Return how many articles were fetched."
- (interactive)
- (gnus-set-global-variables)
- (let ((ref (mail-header-references (gnus-summary-article-header)))
- (current (gnus-summary-article-number))
- (n 0))
- (if (or (not ref)
- (equal ref ""))
- (error "No References in the current article")
- ;; For each Message-ID in the References header...
- (while (string-match "<[^>]*>" ref)
- (incf n)
- ;; ... fetch that article.
- (gnus-summary-refer-article
- (prog1 (match-string 0 ref)
- (setq ref (substring ref (match-end 0))))))
- (gnus-summary-goto-subject current)
- (gnus-summary-position-point)
- n)))
-
- (defun gnus-summary-refer-article (message-id &optional arg)
- "Fetch an article specified by MESSAGE-ID.
- If ARG (the prefix), fetch the article using `gnus-refer-article-method'
- or `gnus-select-method', no matter what backend the article comes from."
- (interactive "sMessage-ID: \nP")
- (when (and (stringp message-id)
- (not (zerop (length message-id))))
- ;; Construct the correct Message-ID if necessary.
- ;; Suggested by tale@pawl.rpi.edu.
- (unless (string-match "^<" message-id)
- (setq message-id (concat "<" message-id)))
- (unless (string-match ">$" message-id)
- (setq message-id (concat message-id ">")))
- (let* ((header (gnus-id-to-header message-id))
- (sparse (and header
- (gnus-summary-article-sparse-p
- (mail-header-number header))
- (memq (mail-header-number header)
- gnus-newsgroup-limit))))
- (if (and header
- (or (not (gnus-summary-article-sparse-p
- (mail-header-number header)))
- sparse))
- (prog1
- ;; The article is present in the buffer, so we just go to it.
- (gnus-summary-goto-article
- (mail-header-number header) nil t)
- (when sparse
- (gnus-summary-update-article (mail-header-number header))))
- ;; We fetch the article
- (let ((gnus-override-method
- (cond ((gnus-news-group-p gnus-newsgroup-name)
- gnus-refer-article-method)
- (arg
- (or gnus-refer-article-method gnus-select-method))
- (t nil)))
- number)
- ;; Start the special refer-article method, if necessary.
- (when (and gnus-refer-article-method
- (gnus-news-group-p gnus-newsgroup-name))
- (gnus-check-server gnus-refer-article-method))
- ;; Fetch the header, and display the article.
- (if (setq number (gnus-summary-insert-subject message-id))
- (gnus-summary-select-article nil nil nil number)
- (gnus-message 3 "Couldn't fetch article %s" message-id)))))))
-
- (defun gnus-summary-enter-digest-group (&optional force)
- "Enter an nndoc group based on the current article.
- If FORCE, force a digest interpretation. If not, try
- to guess what the document format is."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((conf gnus-current-window-configuration))
- (save-excursion
- (gnus-summary-select-article))
- (setq gnus-current-window-configuration conf)
- (let* ((name (format "%s-%d"
- (gnus-group-prefixed-name
- gnus-newsgroup-name (list 'nndoc ""))
- (save-excursion
- (set-buffer gnus-summary-buffer)
- gnus-current-article)))
- (ogroup gnus-newsgroup-name)
- (params (append (gnus-info-params (gnus-get-info ogroup))
- (list (cons 'to-group ogroup))
- (list (cons 'save-article-group ogroup))))
- (case-fold-search t)
- (buf (current-buffer))
- dig)
- (save-excursion
- (setq dig (nnheader-set-temp-buffer " *gnus digest buffer*"))
- (insert-buffer-substring gnus-original-article-buffer)
- ;; Remove lines that may lead nndoc to misinterpret the
- ;; document type.
- (narrow-to-region
- (goto-char (point-min))
- (or (search-forward "\n\n" nil t) (point)))
- (goto-char (point-min))
- (delete-matching-lines "^\\(Path\\):\\|^From ")
- (widen))
- (unwind-protect
- (if (gnus-group-read-ephemeral-group
- name `(nndoc ,name (nndoc-address ,(get-buffer dig))
- (nndoc-article-type
- ,(if force 'digest 'guess))) t)
- ;; Make all postings to this group go to the parent group.
- (nconc (gnus-info-params (gnus-get-info name))
- params)
- ;; Couldn't select this doc group.
- (switch-to-buffer buf)
- (gnus-set-global-variables)
- (gnus-configure-windows 'summary)
- (gnus-message 3 "Article couldn't be entered?"))
- (kill-buffer dig)))))
-
- (defun gnus-summary-read-document (n)
- "Open a new group based on the current article(s).
- This will allow you to read digests and other similar
- documents as newsgroups.
- Obeys the standard process/prefix convention."
- (interactive "P")
- (let* ((articles (gnus-summary-work-articles n))
- (ogroup gnus-newsgroup-name)
- (params (append (gnus-info-params (gnus-get-info ogroup))
- (list (cons 'to-group ogroup))))
- article group egroup groups vgroup)
- (while (setq article (pop articles))
- (setq group (format "%s-%d" gnus-newsgroup-name article))
- (gnus-summary-remove-process-mark article)
- (when (gnus-summary-display-article article)
- (save-excursion
- (nnheader-temp-write nil
- (insert-buffer-substring gnus-original-article-buffer)
- ;; Remove some headers that may lead nndoc to make
- ;; the wrong guess.
- (message-narrow-to-head)
- (goto-char (point-min))
- (delete-matching-lines "^\\(Path\\):\\|^From ")
- (widen)
- (if (setq egroup
- (gnus-group-read-ephemeral-group
- group `(nndoc ,group (nndoc-address ,(current-buffer))
- (nndoc-article-type guess))
- t nil t))
- (progn
- ;; Make all postings to this group go to the parent group.
- (nconc (gnus-info-params (gnus-get-info egroup))
- params)
- (push egroup groups))
- ;; Couldn't select this doc group.
- (gnus-error 3 "Article couldn't be entered"))))))
- ;; Now we have selected all the documents.
- (cond
- ((not groups)
- (error "None of the articles could be interpreted as documents"))
- ((gnus-group-read-ephemeral-group
- (setq vgroup (format
- "nnvirtual:%s-%s" gnus-newsgroup-name
- (format-time-string "%Y%m%dT%H%M%S" (current-time))))
- `(nnvirtual ,vgroup (nnvirtual-component-groups ,groups))
- t
- (cons (current-buffer) 'summary)))
- (t
- (error "Couldn't select virtual nndoc group")))))
-
- (defun gnus-summary-isearch-article (&optional regexp-p)
- "Do incremental search forward on the current article.
- If REGEXP-P (the prefix) is non-nil, do regexp isearch."
- (interactive "P")
- (gnus-set-global-variables)
- (gnus-summary-select-article)
- (gnus-configure-windows 'article)
- (gnus-eval-in-buffer-window gnus-article-buffer
- ;;(goto-char (point-min))
- (isearch-forward regexp-p)))
-
- (defun gnus-summary-search-article-forward (regexp &optional backward)
- "Search for an article containing REGEXP forward.
- If BACKWARD, search backward instead."
- (interactive
- (list (read-string
- (format "Search article %s (regexp%s): "
- (if current-prefix-arg "backward" "forward")
- (if gnus-last-search-regexp
- (concat ", default " gnus-last-search-regexp)
- "")))
- current-prefix-arg))
- (gnus-set-global-variables)
- (if (string-equal regexp "")
- (setq regexp (or gnus-last-search-regexp ""))
- (setq gnus-last-search-regexp regexp))
- (if (gnus-summary-search-article regexp backward)
- (gnus-summary-show-thread)
- (error "Search failed: \"%s\"" regexp)))
-
- (defun gnus-summary-search-article-backward (regexp)
- "Search for an article containing REGEXP backward."
- (interactive
- (list (read-string
- (format "Search article backward (regexp%s): "
- (if gnus-last-search-regexp
- (concat ", default " gnus-last-search-regexp)
- "")))))
- (gnus-summary-search-article-forward regexp 'backward))
-
- (defun gnus-summary-search-article (regexp &optional backward)
- "Search for an article containing REGEXP.
- Optional argument BACKWARD means do search for backward.
- `gnus-select-article-hook' is not called during the search."
- ;; We have to require this here to make sure that the following
- ;; dynamic binding isn't shadowed by autoloading.
- (require 'gnus-async)
- (let ((gnus-select-article-hook nil) ;Disable hook.
- (gnus-article-display-hook nil)
- (gnus-mark-article-hook nil) ;Inhibit marking as read.
- (gnus-use-article-prefetch nil)
- (gnus-xmas-force-redisplay nil) ;Inhibit XEmacs redisplay.
- (gnus-use-trees nil) ;Inhibit updating tree buffer.
- (sum (current-buffer))
- (found nil)
- point)
- (gnus-save-hidden-threads
- (gnus-summary-select-article)
- (set-buffer gnus-article-buffer)
- (when backward
- (forward-line -1))
- (while (not found)
- (gnus-message 7 "Searching article: %d..." (cdr gnus-article-current))
- (if (if backward
- (re-search-backward regexp nil t)
- (re-search-forward regexp nil t))
- ;; We found the regexp.
- (progn
- (setq found 'found)
- (beginning-of-line)
- (set-window-start
- (get-buffer-window (current-buffer))
- (point))
- (forward-line 1)
- (set-buffer sum)
- (setq point (point)))
- ;; We didn't find it, so we go to the next article.
- (set-buffer sum)
- (setq found 'not)
- (while (eq found 'not)
- (if (not (if backward (gnus-summary-find-prev)
- (gnus-summary-find-next)))
- ;; No more articles.
- (setq found t)
- ;; Select the next article and adjust point.
- (unless (gnus-summary-article-sparse-p
- (gnus-summary-article-number))
- (setq found nil)
- (gnus-summary-select-article)
- (set-buffer gnus-article-buffer)
- (widen)
- (goto-char (if backward (point-max) (point-min))))))))
- (gnus-message 7 ""))
- ;; Return whether we found the regexp.
- (when (eq found 'found)
- (goto-char point)
- (gnus-summary-show-thread)
- (gnus-summary-goto-subject gnus-current-article)
- (gnus-summary-position-point)
- t)))
-
- (defun gnus-summary-find-matching (header regexp &optional backward unread
- not-case-fold)
- "Return a list of all articles that match REGEXP on HEADER.
- The search stars on the current article and goes forwards unless
- BACKWARD is non-nil. If BACKWARD is `all', do all articles.
- If UNREAD is non-nil, only unread articles will
- be taken into consideration. If NOT-CASE-FOLD, case won't be folded
- in the comparisons."
- (let ((data (if (eq backward 'all) gnus-newsgroup-data
- (gnus-data-find-list
- (gnus-summary-article-number) (gnus-data-list backward))))
- (func `(lambda (h) (,(intern (concat "mail-header-" header)) h)))
- (case-fold-search (not not-case-fold))
- articles d)
- (unless (fboundp (intern (concat "mail-header-" header)))
- (error "%s is not a valid header" header))
- (while data
- (setq d (car data))
- (and (or (not unread) ; We want all articles...
- (gnus-data-unread-p d)) ; Or just unreads.
- (vectorp (gnus-data-header d)) ; It's not a pseudo.
- (string-match regexp (funcall func (gnus-data-header d))) ; Match.
- (push (gnus-data-number d) articles)) ; Success!
- (setq data (cdr data)))
- (nreverse articles)))
-
- (defun gnus-summary-execute-command (header regexp command &optional backward)
- "Search forward for an article whose HEADER matches REGEXP and execute COMMAND.
- If HEADER is an empty string (or nil), the match is done on the entire
- article. If BACKWARD (the prefix) is non-nil, search backward instead."
- (interactive
- (list (let ((completion-ignore-case t))
- (completing-read
- "Header name: "
- (mapcar (lambda (string) (list string))
- '("Number" "Subject" "From" "Lines" "Date"
- "Message-ID" "Xref" "References" "Body"))
- nil 'require-match))
- (read-string "Regexp: ")
- (read-key-sequence "Command: ")
- current-prefix-arg))
- (when (equal header "Body")
- (setq header ""))
- (gnus-set-global-variables)
- ;; Hidden thread subtrees must be searched as well.
- (gnus-summary-show-all-threads)
- ;; We don't want to change current point nor window configuration.
- (save-excursion
- (save-window-excursion
- (gnus-message 6 "Executing %s..." (key-description command))
- ;; We'd like to execute COMMAND interactively so as to give arguments.
- (gnus-execute header regexp
- `(call-interactively ',(key-binding command))
- backward)
- (gnus-message 6 "Executing %s...done" (key-description command)))))
-
- (defun gnus-summary-beginning-of-article ()
- "Scroll the article back to the beginning."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-select-article)
- (gnus-configure-windows 'article)
- (gnus-eval-in-buffer-window gnus-article-buffer
- (widen)
- (goto-char (point-min))
- (when gnus-page-broken
- (gnus-narrow-to-page))))
-
- (defun gnus-summary-end-of-article ()
- "Scroll to the end of the article."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-select-article)
- (gnus-configure-windows 'article)
- (gnus-eval-in-buffer-window gnus-article-buffer
- (widen)
- (goto-char (point-max))
- (recenter -3)
- (when gnus-page-broken
- (gnus-narrow-to-page))))
-
- (defun gnus-summary-print-article (&optional filename)
- "Generate and print a PostScript image of the article buffer.
-
- If the optional argument FILENAME is nil, send the image to the printer.
- If FILENAME is a string, save the PostScript image in a file with that
- name. If FILENAME is a number, prompt the user for the name of the file
- to save in."
- (interactive (list (ps-print-preprint current-prefix-arg)))
- (gnus-summary-select-article)
- (gnus-eval-in-buffer-window gnus-article-buffer
- (let ((buffer (generate-new-buffer " *print*")))
- (unwind-protect
- (progn
- (copy-to-buffer buffer (point-min) (point-max))
- (set-buffer buffer)
- (gnus-article-delete-invisible-text)
- (run-hooks 'gnus-ps-print-hook)
- (ps-print-buffer-with-faces filename))
- (kill-buffer buffer)))))
-
- (defun gnus-summary-show-article (&optional arg)
- "Force re-fetching of the current article.
- If ARG (the prefix) is non-nil, show the raw article without any
- article massaging functions being run."
- (interactive "P")
- (gnus-set-global-variables)
- (if (not arg)
- ;; Select the article the normal way.
- (gnus-summary-select-article nil 'force)
- ;; Bind the article treatment functions to nil.
- (let ((gnus-have-all-headers t)
- gnus-article-display-hook
- gnus-article-prepare-hook
- gnus-break-pages
- gnus-show-mime
- gnus-visual)
- (gnus-summary-select-article nil 'force)))
- (gnus-summary-goto-subject gnus-current-article)
- (gnus-summary-position-point))
-
- (defun gnus-summary-verbose-headers (&optional arg)
- "Toggle permanent full header display.
- If ARG is a positive number, turn header display on.
- If ARG is a negative number, turn header display off."
- (interactive "P")
- (gnus-set-global-variables)
- (setq gnus-show-all-headers
- (cond ((or (not (numberp arg))
- (zerop arg))
- (not gnus-show-all-headers))
- ((natnump arg)
- t)))
- (gnus-summary-show-article))
-
- (defun gnus-summary-toggle-header (&optional arg)
- "Show the headers if they are hidden, or hide them if they are shown.
- If ARG is a positive number, show the entire header.
- If ARG is a negative number, hide the unwanted header lines."
- (interactive "P")
- (gnus-set-global-variables)
- (save-excursion
- (set-buffer gnus-article-buffer)
- (let* ((buffer-read-only nil)
- (inhibit-point-motion-hooks t)
- (hidden (text-property-any
- (goto-char (point-min)) (search-forward "\n\n")
- 'invisible t))
- e)
- (goto-char (point-min))
- (when (search-forward "\n\n" nil t)
- (delete-region (point-min) (1- (point))))
- (goto-char (point-min))
- (save-excursion
- (set-buffer gnus-original-article-buffer)
- (goto-char (point-min))
- (setq e (1- (or (search-forward "\n\n" nil t) (point-max)))))
- (insert-buffer-substring gnus-original-article-buffer 1 e)
- (let ((article-inhibit-hiding t))
- (run-hooks 'gnus-article-display-hook))
- (when (or (not hidden) (and (numberp arg) (< arg 0)))
- (gnus-article-hide-headers)))))
-
- (defun gnus-summary-show-all-headers ()
- "Make all header lines visible."
- (interactive)
- (gnus-set-global-variables)
- (gnus-article-show-all-headers))
-
- (defun gnus-summary-toggle-mime (&optional arg)
- "Toggle MIME processing.
- If ARG is a positive number, turn MIME processing on."
- (interactive "P")
- (gnus-set-global-variables)
- (setq gnus-show-mime
- (if (null arg) (not gnus-show-mime)
- (> (prefix-numeric-value arg) 0)))
- (gnus-summary-select-article t 'force))
-
- (defun gnus-summary-caesar-message (&optional arg)
- "Caesar rotate the current article by 13.
- The numerical prefix specifies how many places to rotate each letter
- forward."
- (interactive "P")
- (gnus-set-global-variables)
- (gnus-summary-select-article)
- (let ((mail-header-separator ""))
- (gnus-eval-in-buffer-window gnus-article-buffer
- (save-restriction
- (widen)
- (let ((start (window-start))
- buffer-read-only)
- (message-caesar-buffer-body arg)
- (set-window-start (get-buffer-window (current-buffer)) start))))))
-
- (defun gnus-summary-stop-page-breaking ()
- "Stop page breaking in the current article."
- (interactive)
- (gnus-set-global-variables)
- (gnus-summary-select-article)
- (gnus-eval-in-buffer-window gnus-article-buffer
- (widen)
- (when (gnus-visual-p 'page-marker)
- (let ((buffer-read-only nil))
- (gnus-remove-text-with-property 'gnus-prev)
- (gnus-remove-text-with-property 'gnus-next)))))
-
- (defun gnus-summary-move-article (&optional n to-newsgroup
- select-method action)
- "Move the current article to a different newsgroup.
- If N is a positive number, move the N next articles.
- If N is a negative number, move the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- move those articles instead.
- If TO-NEWSGROUP is string, do not prompt for a newsgroup to move to.
- If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
- re-spool using this method.
-
- For this function to work, both the current newsgroup and the
- newsgroup that you want to move to have to support the `request-move'
- and `request-accept' functions."
- (interactive "P")
- (unless action
- (setq action 'move))
- (gnus-set-global-variables)
- ;; Disable marking as read.
- (let (gnus-mark-article-hook)
- (save-window-excursion
- (gnus-summary-select-article)))
- ;; Check whether the source group supports the required functions.
- (cond ((and (eq action 'move)
- (not (gnus-check-backend-function
- 'request-move-article gnus-newsgroup-name)))
- (error "The current group does not support article moving"))
- ((and (eq action 'crosspost)
- (not (gnus-check-backend-function
- 'request-replace-article gnus-newsgroup-name)))
- (error "The current group does not support article editing")))
- (let ((articles (gnus-summary-work-articles n))
- (prefix (gnus-group-real-prefix gnus-newsgroup-name))
- (names '((move "Move" "Moving")
- (copy "Copy" "Copying")
- (crosspost "Crosspost" "Crossposting")))
- (copy-buf (save-excursion
- (nnheader-set-temp-buffer " *copy article*")))
- art-group to-method new-xref article to-groups)
- (unless (assq action names)
- (error "Unknown action %s" action))
- ;; Read the newsgroup name.
- (when (and (not to-newsgroup)
- (not select-method))
- (setq to-newsgroup
- (gnus-read-move-group-name
- (cadr (assq action names))
- (symbol-value (intern (format "gnus-current-%s-group" action)))
- articles prefix))
- (set (intern (format "gnus-current-%s-group" action)) to-newsgroup))
- (setq to-method (or select-method
- (gnus-group-name-to-method to-newsgroup)))
- ;; Check the method we are to move this article to...
- (unless (gnus-check-backend-function
- 'request-accept-article (car to-method))
- (error "%s does not support article copying" (car to-method)))
- (unless (gnus-check-server to-method)
- (error "Can't open server %s" (car to-method)))
- (gnus-message 6 "%s to %s: %s..."
- (caddr (assq action names))
- (or (car select-method) to-newsgroup) articles)
- (while articles
- (setq article (pop articles))
- (setq
- art-group
- (cond
- ;; Move the article.
- ((eq action 'move)
- ;; Remove this article from future suppression.
- (gnus-dup-unsuppress-article article)
- (gnus-request-move-article
- article ; Article to move
- gnus-newsgroup-name ; From newsgroup
- (nth 1 (gnus-find-method-for-group
- gnus-newsgroup-name)) ; Server
- (list 'gnus-request-accept-article
- to-newsgroup (list 'quote select-method)
- (not articles)) ; Accept form
- (not articles))) ; Only save nov last time
- ;; Copy the article.
- ((eq action 'copy)
- (save-excursion
- (set-buffer copy-buf)
- (gnus-request-article-this-buffer article gnus-newsgroup-name)
- (gnus-request-accept-article
- to-newsgroup select-method (not articles))))
- ;; Crosspost the article.
- ((eq action 'crosspost)
- (let ((xref (message-tokenize-header
- (mail-header-xref (gnus-summary-article-header article))
- " ")))
- (setq new-xref (concat (gnus-group-real-name gnus-newsgroup-name)
- ":" article))
- (unless xref
- (setq xref (list (system-name))))
- (setq new-xref
- (concat
- (mapconcat 'identity
- (delete "Xref:" (delete new-xref xref))
- " ")
- " " new-xref))
- (save-excursion
- (set-buffer copy-buf)
- ;; First put the article in the destination group.
- (gnus-request-article-this-buffer article gnus-newsgroup-name)
- (when (consp (setq art-group
- (gnus-request-accept-article
- to-newsgroup select-method (not articles))))
- (setq new-xref (concat new-xref " " (car art-group)
- ":" (cdr art-group)))
- ;; Now we have the new Xrefs header, so we insert
- ;; it and replace the new article.
- (nnheader-replace-header "Xref" new-xref)
- (gnus-request-replace-article
- (cdr art-group) to-newsgroup (current-buffer))
- art-group))))))
- (cond
- ((not art-group)
- (gnus-message 1 "Couldn't %s article %s"
- (cadr (assq action names)) article))
- ((and (eq art-group 'junk)
- (eq action 'move))
- (gnus-summary-mark-article article gnus-canceled-mark)
- (gnus-message 4 "Deleted article %s" article))
- (t
- (let* ((entry
- (or
- (gnus-gethash (car art-group) gnus-newsrc-hashtb)
- (gnus-gethash
- (gnus-group-prefixed-name
- (car art-group)
- (or select-method
- (gnus-find-method-for-group to-newsgroup)))
- gnus-newsrc-hashtb)))
- (info (nth 2 entry))
- (to-group (gnus-info-group info)))
- ;; Update the group that has been moved to.
- (when (and info
- (memq action '(move copy)))
- (unless (member to-group to-groups)
- (push to-group to-groups))
-
- (unless (memq article gnus-newsgroup-unreads)
- (gnus-info-set-read
- info (gnus-add-to-range (gnus-info-read info)
- (list (cdr art-group)))))
-
- ;; Copy any marks over to the new group.
- (let ((marks gnus-article-mark-lists)
- (to-article (cdr art-group)))
-
- ;; See whether the article is to be put in the cache.
- (when gnus-use-cache
- (gnus-cache-possibly-enter-article
- to-group to-article
- (let ((header (copy-sequence
- (gnus-summary-article-header article))))
- (mail-header-set-number header to-article)
- header)
- (memq article gnus-newsgroup-marked)
- (memq article gnus-newsgroup-dormant)
- (memq article gnus-newsgroup-unreads)))
-
- (when (and (equal to-group gnus-newsgroup-name)
- (not (memq article gnus-newsgroup-unreads)))
- ;; Mark this article as read in this group.
- (push (cons to-article gnus-read-mark) gnus-newsgroup-reads)
- (setcdr (gnus-active to-group) to-article)
- (setcdr gnus-newsgroup-active to-article))
-
- (while marks
- (when (memq article (symbol-value
- (intern (format "gnus-newsgroup-%s"
- (caar marks)))))
- ;; If the other group is the same as this group,
- ;; then we have to add the mark to the list.
- (when (equal to-group gnus-newsgroup-name)
- (set (intern (format "gnus-newsgroup-%s" (caar marks)))
- (cons to-article
- (symbol-value
- (intern (format "gnus-newsgroup-%s"
- (caar marks)))))))
- ;; Copy the marks to other group.
- (gnus-add-marked-articles
- to-group (cdar marks) (list to-article) info))
- (setq marks (cdr marks)))
-
- (gnus-dribble-enter
- (concat "(gnus-group-set-info '"
- (gnus-prin1-to-string (gnus-get-info to-group))
- ")"))))
-
- ;; Update the Xref header in this article to point to
- ;; the new crossposted article we have just created.
- (when (eq action 'crosspost)
- (save-excursion
- (set-buffer copy-buf)
- (gnus-request-article-this-buffer article gnus-newsgroup-name)
- (nnheader-replace-header "Xref" new-xref)
- (gnus-request-replace-article
- article gnus-newsgroup-name (current-buffer)))))
-
- (gnus-summary-goto-subject article)
- (when (eq action 'move)
- (gnus-summary-mark-article article gnus-canceled-mark))))
- (gnus-summary-remove-process-mark article))
- ;; Re-activate all groups that have been moved to.
- (while to-groups
- (save-excursion
- (set-buffer gnus-group-buffer)
- (when (gnus-group-goto-group (car to-groups) t)
- (gnus-group-get-new-news-this-group 1 t))
- (pop to-groups)))
-
- (gnus-kill-buffer copy-buf)
- (gnus-summary-position-point)
- (gnus-set-mode-line 'summary)))
-
- (defun gnus-summary-copy-article (&optional n to-newsgroup select-method)
- "Move the current article to a different newsgroup.
- If TO-NEWSGROUP is string, do not prompt for a newsgroup to move to.
- If SELECT-METHOD is non-nil, do not move to a specific newsgroup, but
- re-spool using this method."
- (interactive "P")
- (gnus-summary-move-article n to-newsgroup select-method 'copy))
-
- (defun gnus-summary-crosspost-article (&optional n)
- "Crosspost the current article to some other group."
- (interactive "P")
- (gnus-summary-move-article n nil nil 'crosspost))
-
- (defcustom gnus-summary-respool-default-method nil
- "Default method for respooling an article.
- If nil, use to the current newsgroup method."
- :type 'gnus-select-method-name
- :group 'gnus-summary-mail)
-
- (defun gnus-summary-respool-article (&optional n method)
- "Respool the current article.
- The article will be squeezed through the mail spooling process again,
- which means that it will be put in some mail newsgroup or other
- depending on `nnmail-split-methods'.
- If N is a positive number, respool the N next articles.
- If N is a negative number, respool the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- respool those articles instead.
-
- Respooling can be done both from mail groups and \"real\" newsgroups.
- In the former case, the articles in question will be moved from the
- current group into whatever groups they are destined to. In the
- latter case, they will be copied into the relevant groups."
- (interactive
- (list current-prefix-arg
- (let* ((methods (gnus-methods-using 'respool))
- (methname
- (symbol-name (or gnus-summary-respool-default-method
- (car (gnus-find-method-for-group
- gnus-newsgroup-name)))))
- (method
- (gnus-completing-read
- methname "What backend do you want to use when respooling?"
- methods nil t nil 'gnus-mail-method-history))
- ms)
- (cond
- ((zerop (length (setq ms (gnus-servers-using-backend
- (intern method)))))
- (list (intern method) ""))
- ((= 1 (length ms))
- (car ms))
- (t
- (let ((ms-alist (mapcar (lambda (m) (cons (cadr m) m)) ms)))
- (cdr (assoc (completing-read "Server name: " ms-alist nil t)
- ms-alist))))))))
- (gnus-set-global-variables)
- (unless method
- (error "No method given for respooling"))
- (if (assoc (symbol-name
- (car (gnus-find-method-for-group gnus-newsgroup-name)))
- (gnus-methods-using 'respool))
- (gnus-summary-move-article n nil method)
- (gnus-summary-copy-article n nil method)))
-
- (defun gnus-summary-import-article (file)
- "Import a random file into a mail newsgroup."
- (interactive "fImport file: ")
- (gnus-set-global-variables)
- (let ((group gnus-newsgroup-name)
- (now (current-time))
- atts lines)
- (unless (gnus-check-backend-function 'request-accept-article group)
- (error "%s does not support article importing" group))
- (or (file-readable-p file)
- (not (file-regular-p file))
- (error "Can't read %s" file))
- (save-excursion
- (set-buffer (get-buffer-create " *import file*"))
- (buffer-disable-undo (current-buffer))
- (erase-buffer)
- (insert-file-contents file)
- (goto-char (point-min))
- (unless (nnheader-article-p)
- ;; This doesn't look like an article, so we fudge some headers.
- (setq atts (file-attributes file)
- lines (count-lines (point-min) (point-max)))
- (insert "From: " (read-string "From: ") "\n"
- "Subject: " (read-string "Subject: ") "\n"
- "Date: " (timezone-make-date-arpa-standard
- (current-time-string (nth 5 atts))
- (current-time-zone now)
- (current-time-zone now))
- "\n"
- "Message-ID: " (message-make-message-id) "\n"
- "Lines: " (int-to-string lines) "\n"
- "Chars: " (int-to-string (nth 7 atts)) "\n\n"))
- (gnus-request-accept-article group nil t)
- (kill-buffer (current-buffer)))))
-
- (defun gnus-summary-article-posted-p ()
- "Say whether the current (mail) article is available from `gnus-select-method' as well.
- This will be the case if the article has both been mailed and posted."
- (interactive)
- (let ((id (mail-header-references (gnus-summary-article-header)))
- (gnus-override-method
- (or gnus-refer-article-method gnus-select-method)))
- (if (gnus-request-head id "")
- (gnus-message 2 "The current message was found on %s"
- gnus-override-method)
- (gnus-message 2 "The current message couldn't be found on %s"
- gnus-override-method)
- nil)))
-
- (defun gnus-summary-expire-articles (&optional now)
- "Expire all articles that are marked as expirable in the current group."
- (interactive)
- (gnus-set-global-variables)
- (when (gnus-check-backend-function
- 'request-expire-articles gnus-newsgroup-name)
- ;; This backend supports expiry.
- (let* ((total (gnus-group-total-expirable-p gnus-newsgroup-name))
- (expirable (if total
- (progn
- ;; We need to update the info for
- ;; this group for `gnus-list-of-read-articles'
- ;; to give us the right answer.
- (run-hooks 'gnus-exit-group-hook)
- (gnus-summary-update-info)
- (gnus-list-of-read-articles gnus-newsgroup-name))
- (setq gnus-newsgroup-expirable
- (sort gnus-newsgroup-expirable '<))))
- (expiry-wait (if now 'immediate
- (gnus-group-find-parameter
- gnus-newsgroup-name 'expiry-wait)))
- es)
- (when expirable
- ;; There are expirable articles in this group, so we run them
- ;; through the expiry process.
- (gnus-message 6 "Expiring articles...")
- ;; The list of articles that weren't expired is returned.
- (if expiry-wait
- (let ((nnmail-expiry-wait-function nil)
- (nnmail-expiry-wait expiry-wait))
- (setq es (gnus-request-expire-articles
- expirable gnus-newsgroup-name)))
- (setq es (gnus-request-expire-articles
- expirable gnus-newsgroup-name)))
- (unless total
- (setq gnus-newsgroup-expirable es))
- ;; We go through the old list of expirable, and mark all
- ;; really expired articles as nonexistent.
- (unless (eq es expirable) ;If nothing was expired, we don't mark.
- (let ((gnus-use-cache nil))
- (while expirable
- (unless (memq (car expirable) es)
- (when (gnus-data-find (car expirable))
- (gnus-summary-mark-article
- (car expirable) gnus-canceled-mark)))
- (setq expirable (cdr expirable)))))
- (gnus-message 6 "Expiring articles...done")))))
-
- (defun gnus-summary-expire-articles-now ()
- "Expunge all expirable articles in the current group.
- This means that *all* articles that are marked as expirable will be
- deleted forever, right now."
- (interactive)
- (gnus-set-global-variables)
- (or gnus-expert-user
- (gnus-yes-or-no-p
- "Are you really, really, really sure you want to delete all these messages? ")
- (error "Phew!"))
- (gnus-summary-expire-articles t))
-
- ;; Suggested by Jack Vinson <vinson@unagi.cis.upenn.edu>.
- (defun gnus-summary-delete-article (&optional n)
- "Delete the N next (mail) articles.
- This command actually deletes articles. This is not a marking
- command. The article will disappear forever from your life, never to
- return.
- If N is negative, delete backwards.
- If N is nil and articles have been marked with the process mark,
- delete these instead."
- (interactive "P")
- (gnus-set-global-variables)
- (unless (gnus-check-backend-function 'request-expire-articles
- gnus-newsgroup-name)
- (error "The current newsgroup does not support article deletion"))
- ;; Compute the list of articles to delete.
- (let ((articles (gnus-summary-work-articles n))
- not-deleted)
- (if (and gnus-novice-user
- (not (gnus-yes-or-no-p
- (format "Do you really want to delete %s forever? "
- (if (> (length articles) 1)
- (format "these %s articles" (length articles))
- "this article")))))
- ()
- ;; Delete the articles.
- (setq not-deleted (gnus-request-expire-articles
- articles gnus-newsgroup-name 'force))
- (while articles
- (gnus-summary-remove-process-mark (car articles))
- ;; The backend might not have been able to delete the article
- ;; after all.
- (unless (memq (car articles) not-deleted)
- (gnus-summary-mark-article (car articles) gnus-canceled-mark))
- (setq articles (cdr articles)))
- (when not-deleted
- (gnus-message 4 "Couldn't delete articles %s" not-deleted)))
- (gnus-summary-position-point)
- (gnus-set-mode-line 'summary)
- not-deleted))
-
- (defun gnus-summary-edit-article (&optional force)
- "Edit the current article.
- This will have permanent effect only in mail groups.
- If FORCE is non-nil, allow editing of articles even in read-only
- groups."
- (interactive "P")
- (save-excursion
- (set-buffer gnus-summary-buffer)
- (gnus-set-global-variables)
- (when (and (not force)
- (gnus-group-read-only-p))
- (error "The current newsgroup does not support article editing"))
- ;; Select article if needed.
- (unless (eq (gnus-summary-article-number)
- gnus-current-article)
- (gnus-summary-select-article t))
- (gnus-article-date-original)
- (gnus-article-edit-article
- `(lambda ()
- (gnus-summary-edit-article-done
- ,(or (mail-header-references gnus-current-headers) "")
- ,(gnus-group-read-only-p) ,gnus-summary-buffer)))))
-
- (defalias 'gnus-summary-edit-article-postpone 'gnus-article-edit-exit)
-
- (defun gnus-summary-edit-article-done (&optional references read-only buffer)
- "Make edits to the current article permanent."
- (interactive)
- ;; Replace the article.
- (if (and (not read-only)
- (not (gnus-request-replace-article
- (cdr gnus-article-current) (car gnus-article-current)
- (current-buffer))))
- (error "Couldn't replace article")
- ;; Update the summary buffer.
- (if (and references
- (equal (message-tokenize-header references " ")
- (message-tokenize-header
- (or (message-fetch-field "references") "") " ")))
- ;; We only have to update this line.
- (save-excursion
- (save-restriction
- (message-narrow-to-head)
- (let ((head (buffer-string))
- header)
- (nnheader-temp-write nil
- (insert (format "211 %d Article retrieved.\n"
- (cdr gnus-article-current)))
- (insert head)
- (insert ".\n")
- (let ((nntp-server-buffer (current-buffer)))
- (setq header (car (gnus-get-newsgroup-headers
- (save-excursion
- (set-buffer gnus-summary-buffer)
- gnus-newsgroup-dependencies)
- t))))
- (save-excursion
- (set-buffer gnus-summary-buffer)
- (gnus-data-set-header
- (gnus-data-find (cdr gnus-article-current))
- header)
- (gnus-summary-update-article-line
- (cdr gnus-article-current) header))))))
- ;; Update threads.
- (set-buffer (or buffer gnus-summary-buffer))
- (gnus-summary-update-article (cdr gnus-article-current)))
- ;; Prettify the article buffer again.
- (save-excursion
- (set-buffer gnus-article-buffer)
- (run-hooks 'gnus-article-display-hook)
- (set-buffer gnus-original-article-buffer)
- (gnus-request-article
- (cdr gnus-article-current) (car gnus-article-current) (current-buffer)))
- ;; Prettify the summary buffer line.
- (when (gnus-visual-p 'summary-highlight 'highlight)
- (run-hooks 'gnus-visual-mark-article-hook))))
-
- (defun gnus-summary-edit-wash (key)
- "Perform editing command in the article buffer."
- (interactive
- (list
- (progn
- (message "%s" (concat (this-command-keys) "- "))
- (read-char))))
- (message "")
- (gnus-summary-edit-article)
- (execute-kbd-macro (concat (this-command-keys) key))
- (gnus-article-edit-done))
-
- ;;; Respooling
-
- (defun gnus-summary-respool-query (&optional silent)
- "Query where the respool algorithm would put this article."
- (interactive)
- (gnus-set-global-variables)
- (let (gnus-mark-article-hook)
- (gnus-summary-select-article)
- (save-excursion
- (set-buffer gnus-original-article-buffer)
- (save-restriction
- (message-narrow-to-head)
- (let ((groups (nnmail-article-group 'identity)))
- (unless silent
- (if groups
- (message "This message would go to %s"
- (mapconcat 'car groups ", "))
- (message "This message would go to no groups"))
- groups))))))
-
- ;; Summary marking commands.
-
- (defun gnus-summary-kill-same-subject-and-select (&optional unmark)
- "Mark articles which has the same subject as read, and then select the next.
- If UNMARK is positive, remove any kind of mark.
- If UNMARK is negative, tick articles."
- (interactive "P")
- (gnus-set-global-variables)
- (when unmark
- (setq unmark (prefix-numeric-value unmark)))
- (let ((count
- (gnus-summary-mark-same-subject
- (gnus-summary-article-subject) unmark)))
- ;; Select next unread article. If auto-select-same mode, should
- ;; select the first unread article.
- (gnus-summary-next-article t (and gnus-auto-select-same
- (gnus-summary-article-subject)))
- (gnus-message 7 "%d article%s marked as %s"
- count (if (= count 1) " is" "s are")
- (if unmark "unread" "read"))))
-
- (defun gnus-summary-kill-same-subject (&optional unmark)
- "Mark articles which has the same subject as read.
- If UNMARK is positive, remove any kind of mark.
- If UNMARK is negative, tick articles."
- (interactive "P")
- (gnus-set-global-variables)
- (when unmark
- (setq unmark (prefix-numeric-value unmark)))
- (let ((count
- (gnus-summary-mark-same-subject
- (gnus-summary-article-subject) unmark)))
- ;; If marked as read, go to next unread subject.
- (when (null unmark)
- ;; Go to next unread subject.
- (gnus-summary-next-subject 1 t))
- (gnus-message 7 "%d articles are marked as %s"
- count (if unmark "unread" "read"))))
-
- (defun gnus-summary-mark-same-subject (subject &optional unmark)
- "Mark articles with same SUBJECT as read, and return marked number.
- If optional argument UNMARK is positive, remove any kinds of marks.
- If optional argument UNMARK is negative, mark articles as unread instead."
- (let ((count 1))
- (save-excursion
- (cond
- ((null unmark) ; Mark as read.
- (while (and
- (progn
- (gnus-summary-mark-article-as-read gnus-killed-mark)
- (gnus-summary-show-thread) t)
- (gnus-summary-find-subject subject))
- (setq count (1+ count))))
- ((> unmark 0) ; Tick.
- (while (and
- (progn
- (gnus-summary-mark-article-as-unread gnus-ticked-mark)
- (gnus-summary-show-thread) t)
- (gnus-summary-find-subject subject))
- (setq count (1+ count))))
- (t ; Mark as unread.
- (while (and
- (progn
- (gnus-summary-mark-article-as-unread gnus-unread-mark)
- (gnus-summary-show-thread) t)
- (gnus-summary-find-subject subject))
- (setq count (1+ count)))))
- (gnus-set-mode-line 'summary)
- ;; Return the number of marked articles.
- count)))
-
- (defun gnus-summary-mark-as-processable (n &optional unmark)
- "Set the process mark on the next N articles.
- If N is negative, mark backward instead. If UNMARK is non-nil, remove
- the process mark instead. The difference between N and the actual
- number of articles marked is returned."
- (interactive "p")
- (gnus-set-global-variables)
- (let ((backward (< n 0))
- (n (abs n)))
- (while (and
- (> n 0)
- (if unmark
- (gnus-summary-remove-process-mark
- (gnus-summary-article-number))
- (gnus-summary-set-process-mark (gnus-summary-article-number)))
- (zerop (gnus-summary-next-subject (if backward -1 1) nil t)))
- (setq n (1- n)))
- (when (/= 0 n)
- (gnus-message 7 "No more articles"))
- (gnus-summary-recenter)
- (gnus-summary-position-point)
- n))
-
- (defun gnus-summary-unmark-as-processable (n)
- "Remove the process mark from the next N articles.
- If N is negative, mark backward instead. The difference between N and
- the actual number of articles marked is returned."
- (interactive "p")
- (gnus-set-global-variables)
- (gnus-summary-mark-as-processable n t))
-
- (defun gnus-summary-unmark-all-processable ()
- "Remove the process mark from all articles."
- (interactive)
- (gnus-set-global-variables)
- (save-excursion
- (while gnus-newsgroup-processable
- (gnus-summary-remove-process-mark (car gnus-newsgroup-processable))))
- (gnus-summary-position-point))
-
- (defun gnus-summary-mark-as-expirable (n)
- "Mark N articles forward as expirable.
- If N is negative, mark backward instead. The difference between N and
- the actual number of articles marked is returned."
- (interactive "p")
- (gnus-set-global-variables)
- (gnus-summary-mark-forward n gnus-expirable-mark))
-
- (defun gnus-summary-mark-article-as-replied (article)
- "Mark ARTICLE replied and update the summary line."
- (push article gnus-newsgroup-replied)
- (let ((buffer-read-only nil))
- (when (gnus-summary-goto-subject article)
- (gnus-summary-update-secondary-mark article))))
-
- (defun gnus-summary-set-bookmark (article)
- "Set a bookmark in current article."
- (interactive (list (gnus-summary-article-number)))
- (gnus-set-global-variables)
- (when (or (not (get-buffer gnus-article-buffer))
- (not gnus-current-article)
- (not gnus-article-current)
- (not (equal gnus-newsgroup-name (car gnus-article-current))))
- (error "No current article selected"))
- ;; Remove old bookmark, if one exists.
- (let ((old (assq article gnus-newsgroup-bookmarks)))
- (when old
- (setq gnus-newsgroup-bookmarks
- (delq old gnus-newsgroup-bookmarks))))
- ;; Set the new bookmark, which is on the form
- ;; (article-number . line-number-in-body).
- (push
- (cons article
- (save-excursion
- (set-buffer gnus-article-buffer)
- (count-lines
- (min (point)
- (save-excursion
- (goto-char (point-min))
- (search-forward "\n\n" nil t)
- (point)))
- (point))))
- gnus-newsgroup-bookmarks)
- (gnus-message 6 "A bookmark has been added to the current article."))
-
- (defun gnus-summary-remove-bookmark (article)
- "Remove the bookmark from the current article."
- (interactive (list (gnus-summary-article-number)))
- (gnus-set-global-variables)
- ;; Remove old bookmark, if one exists.
- (let ((old (assq article gnus-newsgroup-bookmarks)))
- (if old
- (progn
- (setq gnus-newsgroup-bookmarks
- (delq old gnus-newsgroup-bookmarks))
- (gnus-message 6 "Removed bookmark."))
- (gnus-message 6 "No bookmark in current article."))))
-
- ;; Suggested by Daniel Quinlan <quinlan@best.com>.
- (defun gnus-summary-mark-as-dormant (n)
- "Mark N articles forward as dormant.
- If N is negative, mark backward instead. The difference between N and
- the actual number of articles marked is returned."
- (interactive "p")
- (gnus-set-global-variables)
- (gnus-summary-mark-forward n gnus-dormant-mark))
-
- (defun gnus-summary-set-process-mark (article)
- "Set the process mark on ARTICLE and update the summary line."
- (setq gnus-newsgroup-processable
- (cons article
- (delq article gnus-newsgroup-processable)))
- (when (gnus-summary-goto-subject article)
- (gnus-summary-show-thread)
- (gnus-summary-update-secondary-mark article)))
-
- (defun gnus-summary-remove-process-mark (article)
- "Remove the process mark from ARTICLE and update the summary line."
- (setq gnus-newsgroup-processable (delq article gnus-newsgroup-processable))
- (when (gnus-summary-goto-subject article)
- (gnus-summary-show-thread)
- (gnus-summary-update-secondary-mark article)))
-
- (defun gnus-summary-set-saved-mark (article)
- "Set the process mark on ARTICLE and update the summary line."
- (push article gnus-newsgroup-saved)
- (when (gnus-summary-goto-subject article)
- (gnus-summary-update-secondary-mark article)))
-
- (defun gnus-summary-mark-forward (n &optional mark no-expire)
- "Mark N articles as read forwards.
- If N is negative, mark backwards instead. Mark with MARK, ?r by default.
- The difference between N and the actual number of articles marked is
- returned."
- (interactive "p")
- (gnus-set-global-variables)
- (let ((backward (< n 0))
- (gnus-summary-goto-unread
- (and gnus-summary-goto-unread
- (not (eq gnus-summary-goto-unread 'never))
- (not (memq mark (list gnus-unread-mark
- gnus-ticked-mark gnus-dormant-mark)))))
- (n (abs n))
- (mark (or mark gnus-del-mark)))
- (while (and (> n 0)
- (gnus-summary-mark-article nil mark no-expire)
- (zerop (gnus-summary-next-subject
- (if backward -1 1)
- (and gnus-summary-goto-unread
- (not (eq gnus-summary-goto-unread 'never)))
- t)))
- (setq n (1- n)))
- (when (/= 0 n)
- (gnus-message 7 "No more %sarticles" (if mark "" "unread ")))
- (gnus-summary-recenter)
- (gnus-summary-position-point)
- (gnus-set-mode-line 'summary)
- n))
-
- (defun gnus-summary-mark-article-as-read (mark)
- "Mark the current article quickly as read with MARK."
- (let ((article (gnus-summary-article-number)))
- (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
- (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
- (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
- (push (cons article mark) gnus-newsgroup-reads)
- ;; Possibly remove from cache, if that is used.
- (when gnus-use-cache
- (gnus-cache-enter-remove-article article))
- ;; Allow the backend to change the mark.
- (setq mark (gnus-request-update-mark gnus-newsgroup-name article mark))
- ;; Check for auto-expiry.
- (when (and gnus-newsgroup-auto-expire
- (or (= mark gnus-killed-mark) (= mark gnus-del-mark)
- (= mark gnus-catchup-mark) (= mark gnus-low-score-mark)
- (= mark gnus-ancient-mark)
- (= mark gnus-read-mark) (= mark gnus-souped-mark)
- (= mark gnus-duplicate-mark)))
- (setq mark gnus-expirable-mark)
- (push article gnus-newsgroup-expirable))
- ;; Set the mark in the buffer.
- (gnus-summary-update-mark mark 'unread)
- t))
-
- (defun gnus-summary-mark-article-as-unread (mark)
- "Mark the current article quickly as unread with MARK."
- (let ((article (gnus-summary-article-number)))
- (if (< article 0)
- (gnus-error 1 "Unmarkable article")
- (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
- (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
- (setq gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable))
- (setq gnus-newsgroup-reads (delq article gnus-newsgroup-reads))
- (cond ((= mark gnus-ticked-mark)
- (push article gnus-newsgroup-marked))
- ((= mark gnus-dormant-mark)
- (push article gnus-newsgroup-dormant))
- (t
- (push article gnus-newsgroup-unreads)))
- (setq gnus-newsgroup-reads
- (delq (assq article gnus-newsgroup-reads)
- gnus-newsgroup-reads))
-
- ;; See whether the article is to be put in the cache.
- (and gnus-use-cache
- (vectorp (gnus-summary-article-header article))
- (save-excursion
- (gnus-cache-possibly-enter-article
- gnus-newsgroup-name article
- (gnus-summary-article-header article)
- (= mark gnus-ticked-mark)
- (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
-
- ;; Fix the mark.
- (gnus-summary-update-mark mark 'unread))
- t))
-
- (defun gnus-summary-mark-article (&optional article mark no-expire)
- "Mark ARTICLE with MARK. MARK can be any character.
- Four MARK strings are reserved: `? ' (unread), `?!' (ticked),
- `??' (dormant) and `?E' (expirable).
- If MARK is nil, then the default character `?D' is used.
- If ARTICLE is nil, then the article on the current line will be
- marked."
- ;; The mark might be a string.
- (when (stringp mark)
- (setq mark (aref mark 0)))
- ;; If no mark is given, then we check auto-expiring.
- (and (not no-expire)
- gnus-newsgroup-auto-expire
- (or (not mark)
- (and (gnus-characterp mark)
- (or (= mark gnus-killed-mark) (= mark gnus-del-mark)
- (= mark gnus-catchup-mark) (= mark gnus-low-score-mark)
- (= mark gnus-read-mark) (= mark gnus-souped-mark)
- (= mark gnus-duplicate-mark))))
- (setq mark gnus-expirable-mark))
- (let* ((mark (or mark gnus-del-mark))
- (article (or article (gnus-summary-article-number))))
- (unless article
- (error "No article on current line"))
- (if (or (= mark gnus-unread-mark)
- (= mark gnus-ticked-mark)
- (= mark gnus-dormant-mark))
- (gnus-mark-article-as-unread article mark)
- (gnus-mark-article-as-read article mark))
-
- ;; See whether the article is to be put in the cache.
- (and gnus-use-cache
- (not (= mark gnus-canceled-mark))
- (vectorp (gnus-summary-article-header article))
- (save-excursion
- (gnus-cache-possibly-enter-article
- gnus-newsgroup-name article
- (gnus-summary-article-header article)
- (= mark gnus-ticked-mark)
- (= mark gnus-dormant-mark) (= mark gnus-unread-mark))))
-
- (when (gnus-summary-goto-subject article nil t)
- (let ((buffer-read-only nil))
- (gnus-summary-show-thread)
- ;; Fix the mark.
- (gnus-summary-update-mark mark 'unread)
- t))))
-
- (defun gnus-summary-update-secondary-mark (article)
- "Update the secondary (read, process, cache) mark."
- (gnus-summary-update-mark
- (cond ((memq article gnus-newsgroup-processable)
- gnus-process-mark)
- ((memq article gnus-newsgroup-cached)
- gnus-cached-mark)
- ((memq article gnus-newsgroup-replied)
- gnus-replied-mark)
- ((memq article gnus-newsgroup-saved)
- gnus-saved-mark)
- (t gnus-unread-mark))
- 'replied)
- (when (gnus-visual-p 'summary-highlight 'highlight)
- (run-hooks 'gnus-summary-update-hook))
- t)
-
- (defun gnus-summary-update-mark (mark type)
- (let ((forward (cdr (assq type gnus-summary-mark-positions)))
- (buffer-read-only nil))
- (re-search-backward "[\n\r]" (gnus-point-at-bol) 'move-to-limit)
- (when (looking-at "\r")
- (incf forward))
- (when (and forward
- (<= (+ forward (point)) (point-max)))
- ;; Go to the right position on the line.
- (goto-char (+ forward (point)))
- ;; Replace the old mark with the new mark.
- (subst-char-in-region (point) (1+ (point)) (following-char) mark)
- ;; Optionally update the marks by some user rule.
- (when (eq type 'unread)
- (gnus-data-set-mark
- (gnus-data-find (gnus-summary-article-number)) mark)
- (gnus-summary-update-line (eq mark gnus-unread-mark))))))
-
- (defun gnus-mark-article-as-read (article &optional mark)
- "Enter ARTICLE in the pertinent lists and remove it from others."
- ;; Make the article expirable.
- (let ((mark (or mark gnus-del-mark)))
- (if (= mark gnus-expirable-mark)
- (push article gnus-newsgroup-expirable)
- (setq gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable)))
- ;; Remove from unread and marked lists.
- (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
- (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked))
- (setq gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant))
- (push (cons article mark) gnus-newsgroup-reads)
- ;; Possibly remove from cache, if that is used.
- (when gnus-use-cache
- (gnus-cache-enter-remove-article article))))
-
- (defun gnus-mark-article-as-unread (article &optional mark)
- "Enter ARTICLE in the pertinent lists and remove it from others."
- (let ((mark (or mark gnus-ticked-mark)))
- (setq gnus-newsgroup-marked (delq article gnus-newsgroup-marked)
- gnus-newsgroup-dormant (delq article gnus-newsgroup-dormant)
- gnus-newsgroup-expirable (delq article gnus-newsgroup-expirable)
- gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads))
-
- ;; Unsuppress duplicates?
- (when gnus-suppress-duplicates
- (gnus-dup-unsuppress-article article))
-
- (cond ((= mark gnus-ticked-mark)
- (push article gnus-newsgroup-marked))
- ((= mark gnus-dormant-mark)
- (push article gnus-newsgroup-dormant))
- (t
- (push article gnus-newsgroup-unreads)))
- (setq gnus-newsgroup-reads
- (delq (assq article gnus-newsgroup-reads)
- gnus-newsgroup-reads))))
-
- (defalias 'gnus-summary-mark-as-unread-forward
- 'gnus-summary-tick-article-forward)
- (make-obsolete 'gnus-summary-mark-as-unread-forward
- 'gnus-summary-tick-article-forward)
- (defun gnus-summary-tick-article-forward (n)
- "Tick N articles forwards.
- If N is negative, tick backwards instead.
- The difference between N and the number of articles ticked is returned."
- (interactive "p")
- (gnus-summary-mark-forward n gnus-ticked-mark))
-
- (defalias 'gnus-summary-mark-as-unread-backward
- 'gnus-summary-tick-article-backward)
- (make-obsolete 'gnus-summary-mark-as-unread-backward
- 'gnus-summary-tick-article-backward)
- (defun gnus-summary-tick-article-backward (n)
- "Tick N articles backwards.
- The difference between N and the number of articles ticked is returned."
- (interactive "p")
- (gnus-summary-mark-forward (- n) gnus-ticked-mark))
-
- (defalias 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
- (make-obsolete 'gnus-summary-mark-as-unread 'gnus-summary-tick-article)
- (defun gnus-summary-tick-article (&optional article clear-mark)
- "Mark current article as unread.
- Optional 1st argument ARTICLE specifies article number to be marked as unread.
- Optional 2nd argument CLEAR-MARK remove any kinds of mark."
- (interactive)
- (gnus-summary-mark-article article (if clear-mark gnus-unread-mark
- gnus-ticked-mark)))
-
- (defun gnus-summary-mark-as-read-forward (n)
- "Mark N articles as read forwards.
- If N is negative, mark backwards instead.
- The difference between N and the actual number of articles marked is
- returned."
- (interactive "p")
- (gnus-summary-mark-forward n gnus-del-mark t))
-
- (defun gnus-summary-mark-as-read-backward (n)
- "Mark the N articles as read backwards.
- The difference between N and the actual number of articles marked is
- returned."
- (interactive "p")
- (gnus-summary-mark-forward (- n) gnus-del-mark t))
-
- (defun gnus-summary-mark-as-read (&optional article mark)
- "Mark current article as read.
- ARTICLE specifies the article to be marked as read.
- MARK specifies a string to be inserted at the beginning of the line."
- (gnus-summary-mark-article article mark))
-
- (defun gnus-summary-clear-mark-forward (n)
- "Clear marks from N articles forward.
- If N is negative, clear backward instead.
- The difference between N and the number of marks cleared is returned."
- (interactive "p")
- (gnus-summary-mark-forward n gnus-unread-mark))
-
- (defun gnus-summary-clear-mark-backward (n)
- "Clear marks from N articles backward.
- The difference between N and the number of marks cleared is returned."
- (interactive "p")
- (gnus-summary-mark-forward (- n) gnus-unread-mark))
-
- (defun gnus-summary-mark-unread-as-read ()
- "Intended to be used by `gnus-summary-mark-article-hook'."
- (when (memq gnus-current-article gnus-newsgroup-unreads)
- (gnus-summary-mark-article gnus-current-article gnus-read-mark)))
-
- (defun gnus-summary-mark-read-and-unread-as-read ()
- "Intended to be used by `gnus-summary-mark-article-hook'."
- (let ((mark (gnus-summary-article-mark)))
- (when (or (gnus-unread-mark-p mark)
- (gnus-read-mark-p mark))
- (gnus-summary-mark-article gnus-current-article gnus-read-mark))))
-
- (defun gnus-summary-mark-region-as-read (point mark all)
- "Mark all unread articles between point and mark as read.
- If given a prefix, mark all articles between point and mark as read,
- even ticked and dormant ones."
- (interactive "r\nP")
- (save-excursion
- (let (article)
- (goto-char point)
- (beginning-of-line)
- (while (and
- (< (point) mark)
- (progn
- (when (or all
- (memq (setq article (gnus-summary-article-number))
- gnus-newsgroup-unreads))
- (gnus-summary-mark-article article gnus-del-mark))
- t)
- (gnus-summary-find-next))))))
-
- (defun gnus-summary-mark-below (score mark)
- "Mark articles with score less than SCORE with MARK."
- (interactive "P\ncMark: ")
- (gnus-set-global-variables)
- (setq score (if score
- (prefix-numeric-value score)
- (or gnus-summary-default-score 0)))
- (save-excursion
- (set-buffer gnus-summary-buffer)
- (goto-char (point-min))
- (while
- (progn
- (and (< (gnus-summary-article-score) score)
- (gnus-summary-mark-article nil mark))
- (gnus-summary-find-next)))))
-
- (defun gnus-summary-kill-below (&optional score)
- "Mark articles with score below SCORE as read."
- (interactive "P")
- (gnus-set-global-variables)
- (gnus-summary-mark-below score gnus-killed-mark))
-
- (defun gnus-summary-clear-above (&optional score)
- "Clear all marks from articles with score above SCORE."
- (interactive "P")
- (gnus-set-global-variables)
- (gnus-summary-mark-above score gnus-unread-mark))
-
- (defun gnus-summary-tick-above (&optional score)
- "Tick all articles with score above SCORE."
- (interactive "P")
- (gnus-set-global-variables)
- (gnus-summary-mark-above score gnus-ticked-mark))
-
- (defun gnus-summary-mark-above (score mark)
- "Mark articles with score over SCORE with MARK."
- (interactive "P\ncMark: ")
- (gnus-set-global-variables)
- (setq score (if score
- (prefix-numeric-value score)
- (or gnus-summary-default-score 0)))
- (save-excursion
- (set-buffer gnus-summary-buffer)
- (goto-char (point-min))
- (while (and (progn
- (when (> (gnus-summary-article-score) score)
- (gnus-summary-mark-article nil mark))
- t)
- (gnus-summary-find-next)))))
-
- ;; Suggested by Daniel Quinlan <quinlan@best.com>.
- (defalias 'gnus-summary-show-all-expunged 'gnus-summary-limit-include-expunged)
- (defun gnus-summary-limit-include-expunged (&optional no-error)
- "Display all the hidden articles that were expunged for low scores."
- (interactive)
- (gnus-set-global-variables)
- (let ((buffer-read-only nil))
- (let ((scored gnus-newsgroup-scored)
- headers h)
- (while scored
- (unless (gnus-summary-goto-subject (caar scored))
- (and (setq h (gnus-summary-article-header (caar scored)))
- (< (cdar scored) gnus-summary-expunge-below)
- (push h headers)))
- (setq scored (cdr scored)))
- (if (not headers)
- (when (not no-error)
- (error "No expunged articles hidden"))
- (goto-char (point-min))
- (gnus-summary-prepare-unthreaded (nreverse headers))
- (goto-char (point-min))
- (gnus-summary-position-point)
- t))))
-
- (defun gnus-summary-catchup (&optional all quietly to-here not-mark)
- "Mark all unread articles in this newsgroup as read.
- If prefix argument ALL is non-nil, ticked and dormant articles will
- also be marked as read.
- If QUIETLY is non-nil, no questions will be asked.
- If TO-HERE is non-nil, it should be a point in the buffer. All
- articles before this point will be marked as read.
- Note that this function will only catch up the unread article
- in the current summary buffer limitation.
- The number of articles marked as read is returned."
- (interactive "P")
- (gnus-set-global-variables)
- (prog1
- (save-excursion
- (when (or quietly
- (not gnus-interactive-catchup) ;Without confirmation?
- gnus-expert-user
- (gnus-y-or-n-p
- (if all
- "Mark absolutely all articles as read? "
- "Mark all unread articles as read? ")))
- (if (and not-mark
- (not gnus-newsgroup-adaptive)
- (not gnus-newsgroup-auto-expire)
- (not gnus-suppress-duplicates)
- (or (not gnus-use-cache)
- (not (eq gnus-use-cache 'passive))))
- (progn
- (when all
- (setq gnus-newsgroup-marked nil
- gnus-newsgroup-dormant nil))
- (setq gnus-newsgroup-unreads nil))
- ;; We actually mark all articles as canceled, which we
- ;; have to do when using auto-expiry or adaptive scoring.
- (gnus-summary-show-all-threads)
- (when (gnus-summary-first-subject (not all))
- (while (and
- (if to-here (< (point) to-here) t)
- (gnus-summary-mark-article-as-read gnus-catchup-mark)
- (gnus-summary-find-next (not all)))))
- (gnus-set-mode-line 'summary))
- t))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-catchup-to-here (&optional all)
- "Mark all unticked articles before the current one as read.
- If ALL is non-nil, also mark ticked and dormant articles as read."
- (interactive "P")
- (gnus-set-global-variables)
- (save-excursion
- (gnus-save-hidden-threads
- (let ((beg (point)))
- ;; We check that there are unread articles.
- (when (or all (gnus-summary-find-prev))
- (gnus-summary-catchup all t beg)))))
- (gnus-summary-position-point))
-
- (defun gnus-summary-catchup-all (&optional quietly)
- "Mark all articles in this newsgroup as read."
- (interactive "P")
- (gnus-set-global-variables)
- (gnus-summary-catchup t quietly))
-
- (defun gnus-summary-catchup-and-exit (&optional all quietly)
- "Mark all articles not marked as unread in this newsgroup as read, then exit.
- If prefix argument ALL is non-nil, all articles are marked as read."
- (interactive "P")
- (gnus-set-global-variables)
- (when (gnus-summary-catchup all quietly nil 'fast)
- ;; Select next newsgroup or exit.
- (if (eq gnus-auto-select-next 'quietly)
- (gnus-summary-next-group nil)
- (gnus-summary-exit))))
-
- (defun gnus-summary-catchup-all-and-exit (&optional quietly)
- "Mark all articles in this newsgroup as read, and then exit."
- (interactive "P")
- (gnus-set-global-variables)
- (gnus-summary-catchup-and-exit t quietly))
-
- ;; Suggested by "Arne Eofsson" <arne@hodgkin.mbi.ucla.edu>.
- (defun gnus-summary-catchup-and-goto-next-group (&optional all)
- "Mark all articles in this group as read and select the next group.
- If given a prefix, mark all articles, unread as well as ticked, as
- read."
- (interactive "P")
- (gnus-set-global-variables)
- (save-excursion
- (gnus-summary-catchup all))
- (gnus-summary-next-article t nil nil t))
-
- ;; Thread-based commands.
-
- (defun gnus-summary-articles-in-thread (&optional article)
- "Return a list of all articles in the current thread.
- If ARTICLE is non-nil, return all articles in the thread that starts
- with that article."
- (let* ((article (or article (gnus-summary-article-number)))
- (data (gnus-data-find-list article))
- (top-level (gnus-data-level (car data)))
- (top-subject
- (cond ((null gnus-thread-operation-ignore-subject)
- (gnus-simplify-subject-re
- (mail-header-subject (gnus-data-header (car data)))))
- ((eq gnus-thread-operation-ignore-subject 'fuzzy)
- (gnus-simplify-subject-fuzzy
- (mail-header-subject (gnus-data-header (car data)))))
- (t nil)))
- (end-point (save-excursion
- (if (gnus-summary-go-to-next-thread)
- (point) (point-max))))
- articles)
- (while (and data
- (< (gnus-data-pos (car data)) end-point))
- (when (or (not top-subject)
- (string= top-subject
- (if (eq gnus-thread-operation-ignore-subject 'fuzzy)
- (gnus-simplify-subject-fuzzy
- (mail-header-subject
- (gnus-data-header (car data))))
- (gnus-simplify-subject-re
- (mail-header-subject
- (gnus-data-header (car data)))))))
- (push (gnus-data-number (car data)) articles))
- (unless (and (setq data (cdr data))
- (> (gnus-data-level (car data)) top-level))
- (setq data nil)))
- ;; Return the list of articles.
- (nreverse articles)))
-
- (defun gnus-summary-rethread-current ()
- "Rethread the thread the current article is part of."
- (interactive)
- (gnus-set-global-variables)
- (let* ((gnus-show-threads t)
- (article (gnus-summary-article-number))
- (id (mail-header-id (gnus-summary-article-header)))
- (gnus-newsgroup-threads (list (gnus-id-to-thread (gnus-root-id id)))))
- (unless id
- (error "No article on the current line"))
- (gnus-rebuild-thread id)
- (gnus-summary-goto-subject article)))
-
- (defun gnus-summary-reparent-thread ()
- "Make the current article child of the marked (or previous) article.
-
- Note that the re-threading will only work if `gnus-thread-ignore-subject'
- is non-nil or the Subject: of both articles are the same."
- (interactive)
- (unless (not (gnus-group-read-only-p))
- (error "The current newsgroup does not support article editing"))
- (unless (<= (length gnus-newsgroup-processable) 1)
- (error "No more than one article may be marked"))
- (save-window-excursion
- (let ((gnus-article-buffer " *reparent*")
- (current-article (gnus-summary-article-number))
- ;; First grab the marked article, otherwise one line up.
- (parent-article (if (not (null gnus-newsgroup-processable))
- (car gnus-newsgroup-processable)
- (save-excursion
- (if (eq (forward-line -1) 0)
- (gnus-summary-article-number)
- (error "Beginning of summary buffer"))))))
- (unless (not (eq current-article parent-article))
- (error "An article may not be self-referential"))
- (let ((message-id (mail-header-id
- (gnus-summary-article-header parent-article))))
- (unless (and message-id (not (equal message-id "")))
- (error "No message-id in desired parent"))
- (gnus-summary-select-article t t nil current-article)
- (set-buffer gnus-original-article-buffer)
- (let ((buf (format "%s" (buffer-string))))
- (nnheader-temp-write nil
- (insert buf)
- (goto-char (point-min))
- (if (search-forward-regexp "^References: " nil t)
- (insert message-id " " )
- (insert "References: " message-id "\n"))
- (unless (gnus-request-replace-article
- current-article (car gnus-article-current)
- (current-buffer))
- (error "Couldn't replace article"))))
- (set-buffer gnus-summary-buffer)
- (gnus-summary-unmark-all-processable)
- (gnus-summary-rethread-current)
- (gnus-message 3 "Article %d is now the child of article %d"
- current-article parent-article)))))
-
- (defun gnus-summary-toggle-threads (&optional arg)
- "Toggle showing conversation threads.
- If ARG is positive number, turn showing conversation threads on."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((current (or (gnus-summary-article-number) gnus-newsgroup-end)))
- (setq gnus-show-threads
- (if (null arg) (not gnus-show-threads)
- (> (prefix-numeric-value arg) 0)))
- (gnus-summary-prepare)
- (gnus-summary-goto-subject current)
- (gnus-message 6 "Threading is now %s" (if gnus-show-threads "on" "off"))
- (gnus-summary-position-point)))
-
- (defun gnus-summary-show-all-threads ()
- "Show all threads."
- (interactive)
- (gnus-set-global-variables)
- (save-excursion
- (let ((buffer-read-only nil))
- (subst-char-in-region (point-min) (point-max) ?\^M ?\n t)))
- (gnus-summary-position-point))
-
- (defun gnus-summary-show-thread ()
- "Show thread subtrees.
- Returns nil if no thread was there to be shown."
- (interactive)
- (gnus-set-global-variables)
- (let ((buffer-read-only nil)
- (orig (point))
- ;; first goto end then to beg, to have point at beg after let
- (end (progn (end-of-line) (point)))
- (beg (progn (beginning-of-line) (point))))
- (prog1
- ;; Any hidden lines here?
- (search-forward "\r" end t)
- (subst-char-in-region beg end ?\^M ?\n t)
- (goto-char orig)
- (gnus-summary-position-point))))
-
- (defun gnus-summary-hide-all-threads ()
- "Hide all thread subtrees."
- (interactive)
- (gnus-set-global-variables)
- (save-excursion
- (goto-char (point-min))
- (gnus-summary-hide-thread)
- (while (zerop (gnus-summary-next-thread 1 t))
- (gnus-summary-hide-thread)))
- (gnus-summary-position-point))
-
- (defun gnus-summary-hide-thread ()
- "Hide thread subtrees.
- Returns nil if no threads were there to be hidden."
- (interactive)
- (gnus-set-global-variables)
- (let ((buffer-read-only nil)
- (start (point))
- (article (gnus-summary-article-number)))
- (goto-char start)
- ;; Go forward until either the buffer ends or the subthread
- ;; ends.
- (when (and (not (eobp))
- (or (zerop (gnus-summary-next-thread 1 t))
- (goto-char (point-max))))
- (prog1
- (if (and (> (point) start)
- (search-backward "\n" start t))
- (progn
- (subst-char-in-region start (point) ?\n ?\^M)
- (gnus-summary-goto-subject article))
- (goto-char start)
- nil)
- ;;(gnus-summary-position-point)
- ))))
-
- (defun gnus-summary-go-to-next-thread (&optional previous)
- "Go to the same level (or less) next thread.
- If PREVIOUS is non-nil, go to previous thread instead.
- Return the article number moved to, or nil if moving was impossible."
- (let ((level (gnus-summary-thread-level))
- (way (if previous -1 1))
- (beg (point)))
- (forward-line way)
- (while (and (not (eobp))
- (< level (gnus-summary-thread-level)))
- (forward-line way))
- (if (eobp)
- (progn
- (goto-char beg)
- nil)
- (setq beg (point))
- (prog1
- (gnus-summary-article-number)
- (goto-char beg)))))
-
- (defun gnus-summary-next-thread (n &optional silent)
- "Go to the same level next N'th thread.
- If N is negative, search backward instead.
- Returns the difference between N and the number of skips actually
- done.
-
- If SILENT, don't output messages."
- (interactive "p")
- (gnus-set-global-variables)
- (let ((backward (< n 0))
- (n (abs n)))
- (while (and (> n 0)
- (gnus-summary-go-to-next-thread backward))
- (decf n))
- (unless silent
- (gnus-summary-position-point))
- (when (and (not silent) (/= 0 n))
- (gnus-message 7 "No more threads"))
- n))
-
- (defun gnus-summary-prev-thread (n)
- "Go to the same level previous N'th thread.
- Returns the difference between N and the number of skips actually
- done."
- (interactive "p")
- (gnus-set-global-variables)
- (gnus-summary-next-thread (- n)))
-
- (defun gnus-summary-go-down-thread ()
- "Go down one level in the current thread."
- (let ((children (gnus-summary-article-children)))
- (when children
- (gnus-summary-goto-subject (car children)))))
-
- (defun gnus-summary-go-up-thread ()
- "Go up one level in the current thread."
- (let ((parent (gnus-summary-article-parent)))
- (when parent
- (gnus-summary-goto-subject parent))))
-
- (defun gnus-summary-down-thread (n)
- "Go down thread N steps.
- If N is negative, go up instead.
- Returns the difference between N and how many steps down that were
- taken."
- (interactive "p")
- (gnus-set-global-variables)
- (let ((up (< n 0))
- (n (abs n)))
- (while (and (> n 0)
- (if up (gnus-summary-go-up-thread)
- (gnus-summary-go-down-thread)))
- (setq n (1- n)))
- (gnus-summary-position-point)
- (when (/= 0 n)
- (gnus-message 7 "Can't go further"))
- n))
-
- (defun gnus-summary-up-thread (n)
- "Go up thread N steps.
- If N is negative, go up instead.
- Returns the difference between N and how many steps down that were
- taken."
- (interactive "p")
- (gnus-set-global-variables)
- (gnus-summary-down-thread (- n)))
-
- (defun gnus-summary-top-thread ()
- "Go to the top of the thread."
- (interactive)
- (gnus-set-global-variables)
- (while (gnus-summary-go-up-thread))
- (gnus-summary-article-number))
-
- (defun gnus-summary-kill-thread (&optional unmark)
- "Mark articles under current thread as read.
- If the prefix argument is positive, remove any kinds of marks.
- If the prefix argument is negative, tick articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (when unmark
- (setq unmark (prefix-numeric-value unmark)))
- (let ((articles (gnus-summary-articles-in-thread)))
- (save-excursion
- ;; Expand the thread.
- (gnus-summary-show-thread)
- ;; Mark all the articles.
- (while articles
- (gnus-summary-goto-subject (car articles))
- (cond ((null unmark)
- (gnus-summary-mark-article-as-read gnus-killed-mark))
- ((> unmark 0)
- (gnus-summary-mark-article-as-unread gnus-unread-mark))
- (t
- (gnus-summary-mark-article-as-unread gnus-ticked-mark)))
- (setq articles (cdr articles))))
- ;; Hide killed subtrees.
- (and (null unmark)
- gnus-thread-hide-killed
- (gnus-summary-hide-thread))
- ;; If marked as read, go to next unread subject.
- (when (null unmark)
- ;; Go to next unread subject.
- (gnus-summary-next-subject 1 t)))
- (gnus-set-mode-line 'summary))
-
- ;; Summary sorting commands
-
- (defun gnus-summary-sort-by-number (&optional reverse)
- "Sort the summary buffer by article number.
- Argument REVERSE means reverse order."
- (interactive "P")
- (gnus-summary-sort 'number reverse))
-
- (defun gnus-summary-sort-by-author (&optional reverse)
- "Sort the summary buffer by author name alphabetically.
- If case-fold-search is non-nil, case of letters is ignored.
- Argument REVERSE means reverse order."
- (interactive "P")
- (gnus-summary-sort 'author reverse))
-
- (defun gnus-summary-sort-by-subject (&optional reverse)
- "Sort the summary buffer by subject alphabetically. `Re:'s are ignored.
- If case-fold-search is non-nil, case of letters is ignored.
- Argument REVERSE means reverse order."
- (interactive "P")
- (gnus-summary-sort 'subject reverse))
-
- (defun gnus-summary-sort-by-date (&optional reverse)
- "Sort the summary buffer by date.
- Argument REVERSE means reverse order."
- (interactive "P")
- (gnus-summary-sort 'date reverse))
-
- (defun gnus-summary-sort-by-score (&optional reverse)
- "Sort the summary buffer by score.
- Argument REVERSE means reverse order."
- (interactive "P")
- (gnus-summary-sort 'score reverse))
-
- (defun gnus-summary-sort-by-lines (&optional reverse)
- "Sort the summary buffer by article length.
- Argument REVERSE means reverse order."
- (interactive "P")
- (gnus-summary-sort 'lines reverse))
-
- (defun gnus-summary-sort (predicate reverse)
- "Sort summary buffer by PREDICATE. REVERSE means reverse order."
- (gnus-set-global-variables)
- (let* ((thread (intern (format "gnus-thread-sort-by-%s" predicate)))
- (article (intern (format "gnus-article-sort-by-%s" predicate)))
- (gnus-thread-sort-functions
- (list
- (if (not reverse)
- thread
- `(lambda (t1 t2)
- (,thread t2 t1)))))
- (gnus-article-sort-functions
- (list
- (if (not reverse)
- article
- `(lambda (t1 t2)
- (,article t2 t1)))))
- (buffer-read-only)
- (gnus-summary-prepare-hook nil))
- ;; We do the sorting by regenerating the threads.
- (gnus-summary-prepare)
- ;; Hide subthreads if needed.
- (when (and gnus-show-threads gnus-thread-hide-subtree)
- (gnus-summary-hide-all-threads))))
-
- ;; Summary saving commands.
-
- (defun gnus-summary-save-article (&optional n not-saved)
- "Save the current article using the default saver function.
- If N is a positive number, save the N next articles.
- If N is a negative number, save the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- save those articles instead.
- The variable `gnus-default-article-saver' specifies the saver function."
- (interactive "P")
- (gnus-set-global-variables)
- (let* ((articles (gnus-summary-work-articles n))
- (save-buffer (save-excursion
- (nnheader-set-temp-buffer " *Gnus Save*")))
- (num (length articles))
- header article file)
- (while articles
- (setq header (gnus-summary-article-header
- (setq article (pop articles))))
- (if (not (vectorp header))
- ;; This is a pseudo-article.
- (if (assq 'name header)
- (gnus-copy-file (cdr (assq 'name header)))
- (gnus-message 1 "Article %d is unsaveable" article))
- ;; This is a real article.
- (save-window-excursion
- (gnus-summary-select-article t nil nil article))
- (save-excursion
- (set-buffer save-buffer)
- (erase-buffer)
- (insert-buffer-substring gnus-original-article-buffer))
- (setq file (gnus-article-save save-buffer file num))
- (gnus-summary-remove-process-mark article)
- (unless not-saved
- (gnus-summary-set-saved-mark article))))
- (gnus-kill-buffer save-buffer)
- (gnus-summary-position-point)
- (gnus-set-mode-line 'summary)
- n))
-
- (defun gnus-summary-pipe-output (&optional arg)
- "Pipe the current article to a subprocess.
- If N is a positive number, pipe the N next articles.
- If N is a negative number, pipe the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- pipe those articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((gnus-default-article-saver 'gnus-summary-save-in-pipe))
- (gnus-summary-save-article arg t))
- (gnus-configure-windows 'pipe))
-
- (defun gnus-summary-save-article-mail (&optional arg)
- "Append the current article to an mail file.
- If N is a positive number, save the N next articles.
- If N is a negative number, save the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- save those articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((gnus-default-article-saver 'gnus-summary-save-in-mail))
- (gnus-summary-save-article arg)))
-
- (defun gnus-summary-save-article-rmail (&optional arg)
- "Append the current article to an rmail file.
- If N is a positive number, save the N next articles.
- If N is a negative number, save the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- save those articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((gnus-default-article-saver 'gnus-summary-save-in-rmail))
- (gnus-summary-save-article arg)))
-
- (defun gnus-summary-save-article-file (&optional arg)
- "Append the current article to a file.
- If N is a positive number, save the N next articles.
- If N is a negative number, save the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- save those articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((gnus-default-article-saver 'gnus-summary-save-in-file))
- (gnus-summary-save-article arg)))
-
- (defun gnus-summary-write-article-file (&optional arg)
- "Write the current article to a file, deleting the previous file.
- If N is a positive number, save the N next articles.
- If N is a negative number, save the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- save those articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((gnus-default-article-saver 'gnus-summary-write-to-file))
- (gnus-summary-save-article arg)))
-
- (defun gnus-summary-save-article-body-file (&optional arg)
- "Append the current article body to a file.
- If N is a positive number, save the N next articles.
- If N is a negative number, save the N previous articles.
- If N is nil and any articles have been marked with the process mark,
- save those articles instead."
- (interactive "P")
- (gnus-set-global-variables)
- (let ((gnus-default-article-saver 'gnus-summary-save-body-in-file))
- (gnus-summary-save-article arg)))
-
- (defun gnus-summary-pipe-message (program)
- "Pipe the current article through PROGRAM."
- (interactive "sProgram: ")
- (gnus-set-global-variables)
- (gnus-summary-select-article)
- (let ((mail-header-separator "")
- (art-buf (get-buffer gnus-article-buffer)))
- (gnus-eval-in-buffer-window gnus-article-buffer
- (save-restriction
- (widen)
- (let ((start (window-start))
- buffer-read-only)
- (message-pipe-buffer-body program)
- (set-window-start (get-buffer-window (current-buffer)) start))))))
-
- (defun gnus-get-split-value (methods)
- "Return a value based on the split METHODS."
- (let (split-name method result match)
- (when methods
- (save-excursion
- (set-buffer gnus-original-article-buffer)
- (save-restriction
- (nnheader-narrow-to-headers)
- (while methods
- (goto-char (point-min))
- (setq method (pop methods))
- (setq match (car method))
- (when (cond
- ((stringp match)
- ;; Regular expression.
- (ignore-errors
- (re-search-forward match nil t)))
- ((gnus-functionp match)
- ;; Function.
- (save-restriction
- (widen)
- (setq result (funcall match gnus-newsgroup-name))))
- ((consp match)
- ;; Form.
- (save-restriction
- (widen)
- (setq result (eval match)))))
- (setq split-name (append (cdr method) split-name))
- (cond ((stringp result)
- (push (expand-file-name
- result gnus-article-save-directory)
- split-name))
- ((consp result)
- (setq split-name (append result split-name)))))))))
- split-name))
-
- (defun gnus-valid-move-group-p (group)
- (and (boundp group)
- (symbol-name group)
- (memq 'respool
- (assoc (symbol-name
- (car (gnus-find-method-for-group
- (symbol-name group))))
- gnus-valid-select-methods))))
-
- (defun gnus-read-move-group-name (prompt default articles prefix)
- "Read a group name."
- (let* ((split-name (gnus-get-split-value gnus-move-split-methods))
- (minibuffer-confirm-incomplete nil) ; XEmacs
- (prom
- (format "%s %s to:"
- prompt
- (if (> (length articles) 1)
- (format "these %d articles" (length articles))
- "this article")))
- (to-newsgroup
- (cond
- ((null split-name)
- (gnus-completing-read default prom
- gnus-active-hashtb
- 'gnus-valid-move-group-p
- nil prefix
- 'gnus-group-history))
- ((= 1 (length split-name))
- (gnus-completing-read (car split-name) prom
- gnus-active-hashtb
- 'gnus-valid-move-group-p
- nil nil
- 'gnus-group-history))
- (t
- (gnus-completing-read nil prom
- (mapcar (lambda (el) (list el))
- (nreverse split-name))
- nil nil nil
- 'gnus-group-history)))))
- (when to-newsgroup
- (if (or (string= to-newsgroup "")
- (string= to-newsgroup prefix))
- (setq to-newsgroup default))
- (unless to-newsgroup
- (error "No group name entered"))
- (or (gnus-active to-newsgroup)
- (gnus-activate-group to-newsgroup)
- (if (gnus-y-or-n-p (format "No such group: %s. Create it? "
- to-newsgroup))
- (or (and (gnus-request-create-group
- to-newsgroup (gnus-group-name-to-method to-newsgroup))
- (gnus-activate-group to-newsgroup nil nil
- (gnus-group-name-to-method
- to-newsgroup)))
- (error "Couldn't create group %s" to-newsgroup)))
- (error "No such group: %s" to-newsgroup)))
- to-newsgroup))
-
- ;; Summary extract commands
-
- (defun gnus-summary-insert-pseudos (pslist &optional not-view)
- (let ((buffer-read-only nil)
- (article (gnus-summary-article-number))
- after-article b e)
- (unless (gnus-summary-goto-subject article)
- (error "No such article: %d" article))
- (gnus-summary-position-point)
- ;; If all commands are to be bunched up on one line, we collect
- ;; them here.
- (unless gnus-view-pseudos-separately
- (let ((ps (setq pslist (sort pslist 'gnus-pseudos<)))
- files action)
- (while ps
- (setq action (cdr (assq 'action (car ps))))
- (setq files (list (cdr (assq 'name (car ps)))))
- (while (and ps (cdr ps)
- (string= (or action "1")
- (or (cdr (assq 'action (cadr ps))) "2")))
- (push (cdr (assq 'name (cadr ps))) files)
- (setcdr ps (cddr ps)))
- (when files
- (when (not (string-match "%s" action))
- (push " " files))
- (push " " files)
- (when (assq 'execute (car ps))
- (setcdr (assq 'execute (car ps))
- (funcall (if (string-match "%s" action)
- 'format 'concat)
- action
- (mapconcat
- (lambda (f)
- (if (equal f " ")
- f
- (gnus-quote-arg-for-sh-or-csh f)))
- files " ")))))
- (setq ps (cdr ps)))))
- (if (and gnus-view-pseudos (not not-view))
- (while pslist
- (when (assq 'execute (car pslist))
- (gnus-execute-command (cdr (assq 'execute (car pslist)))
- (eq gnus-view-pseudos 'not-confirm)))
- (setq pslist (cdr pslist)))
- (save-excursion
- (while pslist
- (setq after-article (or (cdr (assq 'article (car pslist)))
- (gnus-summary-article-number)))
- (gnus-summary-goto-subject after-article)
- (forward-line 1)
- (setq b (point))
- (insert " " (file-name-nondirectory
- (cdr (assq 'name (car pslist))))
- ": " (or (cdr (assq 'execute (car pslist))) "") "\n")
- (setq e (point))
- (forward-line -1) ; back to `b'
- (gnus-add-text-properties
- b (1- e) (list 'gnus-number gnus-reffed-article-number
- gnus-mouse-face-prop gnus-mouse-face))
- (gnus-data-enter
- after-article gnus-reffed-article-number
- gnus-unread-mark b (car pslist) 0 (- e b))
- (push gnus-reffed-article-number gnus-newsgroup-unreads)
- (setq gnus-reffed-article-number (1- gnus-reffed-article-number))
- (setq pslist (cdr pslist)))))))
-
- (defun gnus-pseudos< (p1 p2)
- (let ((c1 (cdr (assq 'action p1)))
- (c2 (cdr (assq 'action p2))))
- (and c1 c2 (string< c1 c2))))
-
- (defun gnus-request-pseudo-article (props)
- (cond ((assq 'execute props)
- (gnus-execute-command (cdr (assq 'execute props)))))
- (let ((gnus-current-article (gnus-summary-article-number)))
- (run-hooks 'gnus-mark-article-hook)))
-
- (defun gnus-execute-command (command &optional automatic)
- (save-excursion
- (gnus-article-setup-buffer)
- (set-buffer gnus-article-buffer)
- (setq buffer-read-only nil)
- (let ((command (if automatic command
- (read-string "Command: " (cons command 0)))))
- (erase-buffer)
- (insert "$ " command "\n\n")
- (if gnus-view-pseudo-asynchronously
- (start-process "gnus-execute" (current-buffer) shell-file-name
- shell-command-switch command)
- (call-process shell-file-name nil t nil
- shell-command-switch command)))))
-
- ;; Summary kill commands.
-
- (defun gnus-summary-edit-global-kill (article)
- "Edit the \"global\" kill file."
- (interactive (list (gnus-summary-article-number)))
- (gnus-set-global-variables)
- (gnus-group-edit-global-kill article))
-
- (defun gnus-summary-edit-local-kill ()
- "Edit a local kill file applied to the current newsgroup."
- (interactive)
- (gnus-set-global-variables)
- (setq gnus-current-headers (gnus-summary-article-header))
- (gnus-set-global-variables)
- (gnus-group-edit-local-kill
- (gnus-summary-article-number) gnus-newsgroup-name))
-
- ;;; Header reading.
-
- (defun gnus-read-header (id &optional header)
- "Read the headers of article ID and enter them into the Gnus system."
- (let ((group gnus-newsgroup-name)
- (gnus-override-method
- (and (gnus-news-group-p gnus-newsgroup-name)
- gnus-refer-article-method))
- where)
- ;; First we check to see whether the header in question is already
- ;; fetched.
- (if (stringp id)
- ;; This is a Message-ID.
- (setq header (or header (gnus-id-to-header id)))
- ;; This is an article number.
- (setq header (or header (gnus-summary-article-header id))))
- (if (and header
- (not (gnus-summary-article-sparse-p (mail-header-number header))))
- ;; We have found the header.
- header
- ;; We have to really fetch the header to this article.
- (save-excursion
- (set-buffer nntp-server-buffer)
- (when (setq where (gnus-request-head id group))
- (nnheader-fold-continuation-lines)
- (goto-char (point-max))
- (insert ".\n")
- (goto-char (point-min))
- (insert "211 ")
- (princ (cond
- ((numberp id) id)
- ((cdr where) (cdr where))
- (header (mail-header-number header))
- (t gnus-reffed-article-number))
- (current-buffer))
- (insert " Article retrieved.\n"))
- (if (or (not where)
- (not (setq header (car (gnus-get-newsgroup-headers nil t)))))
- () ; Malformed head.
- (unless (gnus-summary-article-sparse-p (mail-header-number header))
- (when (and (stringp id)
- (not (string= (gnus-group-real-name group)
- (car where))))
- ;; If we fetched by Message-ID and the article came
- ;; from a different group, we fudge some bogus article
- ;; numbers for this article.
- (mail-header-set-number header gnus-reffed-article-number))
- (save-excursion
- (set-buffer gnus-summary-buffer)
- (decf gnus-reffed-article-number)
- (gnus-remove-header (mail-header-number header))
- (push header gnus-newsgroup-headers)
- (setq gnus-current-headers header)
- (push (mail-header-number header) gnus-newsgroup-limit)))
- header)))))
-
- (defun gnus-remove-header (number)
- "Remove header NUMBER from `gnus-newsgroup-headers'."
- (if (and gnus-newsgroup-headers
- (= number (mail-header-number (car gnus-newsgroup-headers))))
- (pop gnus-newsgroup-headers)
- (let ((headers gnus-newsgroup-headers))
- (while (and (cdr headers)
- (not (= number (mail-header-number (cadr headers)))))
- (pop headers))
- (when (cdr headers)
- (setcdr headers (cddr headers))))))
-
- ;;;
- ;;; summary highlights
- ;;;
-
- (defun gnus-highlight-selected-summary ()
- ;; Added by Per Abrahamsen <amanda@iesd.auc.dk>.
- ;; Highlight selected article in summary buffer
- (when gnus-summary-selected-face
- (save-excursion
- (let* ((beg (progn (beginning-of-line) (point)))
- (end (progn (end-of-line) (point)))
- ;; Fix by Mike Dugan <dugan@bucrf16.bu.edu>.
- (from (if (get-text-property beg gnus-mouse-face-prop)
- beg
- (or (next-single-property-change
- beg gnus-mouse-face-prop nil end)
- beg)))
- (to
- (if (= from end)
- (- from 2)
- (or (next-single-property-change
- from gnus-mouse-face-prop nil end)
- end))))
- ;; If no mouse-face prop on line we will have to = from = end,
- ;; so we highlight the entire line instead.
- (when (= (+ to 2) from)
- (setq from beg)
- (setq to end))
- (if gnus-newsgroup-selected-overlay
- ;; Move old overlay.
- (gnus-move-overlay
- gnus-newsgroup-selected-overlay from to (current-buffer))
- ;; Create new overlay.
- (gnus-overlay-put
- (setq gnus-newsgroup-selected-overlay (gnus-make-overlay from to))
- 'face gnus-summary-selected-face))))))
-
- ;; New implementation by Christian Limpach <Christian.Limpach@nice.ch>.
- (defun gnus-summary-highlight-line ()
- "Highlight current line according to `gnus-summary-highlight'."
- (let* ((list gnus-summary-highlight)
- (p (point))
- (end (progn (end-of-line) (point)))
- ;; now find out where the line starts and leave point there.
- (beg (progn (beginning-of-line) (point)))
- (article (gnus-summary-article-number))
- (score (or (cdr (assq (or article gnus-current-article)
- gnus-newsgroup-scored))
- gnus-summary-default-score 0))
- (mark (or (gnus-summary-article-mark) gnus-unread-mark))
- (inhibit-read-only t))
- ;; Eval the cars of the lists until we find a match.
- (let ((default gnus-summary-default-score))
- (while (and list
- (not (eval (caar list))))
- (setq list (cdr list))))
- (let ((face (cdar list)))
- (unless (eq face (get-text-property beg 'face))
- (gnus-put-text-property
- beg end 'face
- (setq face (if (boundp face) (symbol-value face) face)))
- (when gnus-summary-highlight-line-function
- (funcall gnus-summary-highlight-line-function article face))))
- (goto-char p)))
-
- (defun gnus-update-read-articles (group unread)
- "Update the list of read articles in GROUP."
- (let* ((active (or gnus-newsgroup-active (gnus-active group)))
- (entry (gnus-gethash group gnus-newsrc-hashtb))
- (info (nth 2 entry))
- (prev 1)
- (unread (sort (copy-sequence unread) '<))
- read)
- (if (or (not info) (not active))
- ;; There is no info on this group if it was, in fact,
- ;; killed. Gnus stores no information on killed groups, so
- ;; there's nothing to be done.
- ;; One could store the information somewhere temporarily,
- ;; perhaps... Hmmm...
- ()
- ;; Remove any negative articles numbers.
- (while (and unread (< (car unread) 0))
- (setq unread (cdr unread)))
- ;; Remove any expired article numbers
- (while (and unread (< (car unread) (car active)))
- (setq unread (cdr unread)))
- ;; Compute the ranges of read articles by looking at the list of
- ;; unread articles.
- (while unread
- (when (/= (car unread) prev)
- (push (if (= prev (1- (car unread))) prev
- (cons prev (1- (car unread))))
- read))
- (setq prev (1+ (car unread)))
- (setq unread (cdr unread)))
- (when (<= prev (cdr active))
- (push (cons prev (cdr active)) read))
- (save-excursion
- (set-buffer gnus-group-buffer)
- (gnus-undo-register
- `(progn
- (gnus-info-set-marks ',info ',(gnus-info-marks info) t)
- (gnus-info-set-read ',info ',(gnus-info-read info))
- (gnus-get-unread-articles-in-group ',info (gnus-active ,group))
- (gnus-group-update-group ,group t))))
- ;; Enter this list into the group info.
- (gnus-info-set-read
- info (if (> (length read) 1) (nreverse read) read))
- ;; Set the number of unread articles in gnus-newsrc-hashtb.
- (gnus-get-unread-articles-in-group info (gnus-active group))
- t)))
-
- (defun gnus-offer-save-summaries ()
- "Offer to save all active summary buffers."
- (save-excursion
- (let ((buflist (buffer-list))
- buffers bufname)
- ;; Go through all buffers and find all summaries.
- (while buflist
- (and (setq bufname (buffer-name (car buflist)))
- (string-match "Summary" bufname)
- (save-excursion
- (set-buffer bufname)
- ;; We check that this is, indeed, a summary buffer.
- (and (eq major-mode 'gnus-summary-mode)
- ;; Also make sure this isn't bogus.
- gnus-newsgroup-prepared
- ;; Also make sure that this isn't a dead summary buffer.
- (not gnus-dead-summary-mode)))
- (push bufname buffers))
- (setq buflist (cdr buflist)))
- ;; Go through all these summary buffers and offer to save them.
- (when buffers
- (map-y-or-n-p
- "Update summary buffer %s? "
- (lambda (buf) (switch-to-buffer buf) (gnus-summary-exit))
- buffers)))))
-
- (gnus-ems-redefine)
-
- (provide 'gnus-sum)
-
- (run-hooks 'gnus-sum-load-hook)
-
- ;;; gnus-sum.el ends here
-