diff options
Diffstat (limited to 'lisp/gnus/gnus-sum.el')
| -rw-r--r-- | lisp/gnus/gnus-sum.el | 204 |
1 files changed, 117 insertions, 87 deletions
diff --git a/lisp/gnus/gnus-sum.el b/lisp/gnus/gnus-sum.el index d8db300efbd..b44b953bec6 100644 --- a/lisp/gnus/gnus-sum.el +++ b/lisp/gnus/gnus-sum.el @@ -1,6 +1,6 @@ ;;; gnus-sum.el --- summary mode commands for Gnus -;; Copyright (C) 1996-2011 Free Software Foundation, Inc. +;; Copyright (C) 1996-2012 Free Software Foundation, Inc. ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org> ;; Keywords: news @@ -122,6 +122,7 @@ If t, fetch all the available old headers." "*Use nnir to search an entire server when referring threads. A nil value will only search for thread-related articles in the current group." + :version "24.1" :group 'gnus-thread :type 'boolean) @@ -450,7 +451,8 @@ current article is unread." :group 'gnus-summary-maneuvering :type 'boolean) -(defcustom gnus-auto-center-summary 2 +(defcustom gnus-auto-center-summary + (max (or (bound-and-true-p scroll-margin) 0) 2) "*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." @@ -1242,13 +1244,6 @@ For example: ((1 . cn-gb-2312) (2 . big5))." :type 'boolean :group 'gnus-summary-marks) -(defcustom gnus-propagate-marks nil - "If non-nil, Gnus will store and retrieve marks from the backends. -This means that marks will be stored both in .newsrc.eld and in -the backend, and will slow operation down somewhat." - :type 'boolean - :group 'gnus-summary-marks) - (defcustom gnus-alter-articles-to-read-function nil "Function to be called to alter the list of articles to be selected." :type '(choice (const nil) function) @@ -1371,15 +1366,12 @@ the normal Gnus MIME machinery." (?c (or (mail-header-chars gnus-tmp-header) 0) ?d) (?k (gnus-summary-line-message-size gnus-tmp-header) ?s) (?L gnus-tmp-lines ?s) - (?Z (or ,(gnus-macroexpand-all - '(nnir-article-rsv (mail-header-number gnus-tmp-header))) + (?Z (or (nnir-article-rsv (mail-header-number gnus-tmp-header)) 0) ?d) - (?G (or ,(gnus-macroexpand-all - '(nnir-article-group (mail-header-number gnus-tmp-header))) + (?G (or (nnir-article-group (mail-header-number gnus-tmp-header)) "") ?s) - (?g (or ,(gnus-macroexpand-all - '(gnus-group-short-name - (nnir-article-group (mail-header-number gnus-tmp-header)))) + (?g (or (gnus-group-short-name + (nnir-article-group (mail-header-number gnus-tmp-header))) "") ?s) (?O gnus-tmp-downloaded ?c) (?I gnus-tmp-indentation ?s) @@ -1920,6 +1912,7 @@ increase the score of each group you read." "x" gnus-summary-limit-to-unread "s" gnus-summary-isearch-article [tab] gnus-summary-widget-forward + [backtab] gnus-summary-widget-backward "t" gnus-summary-toggle-header "g" gnus-summary-show-article "l" gnus-summary-goto-last-article @@ -2084,6 +2077,7 @@ increase the score of each group you read." "g" gnus-summary-show-article "s" gnus-summary-isearch-article [tab] gnus-summary-widget-forward + [backtab] gnus-summary-widget-backward "P" gnus-summary-print-article "S" gnus-sticky-article "M" gnus-mailing-list-insinuate @@ -2973,12 +2967,6 @@ When FORCE, rebuild the tool bar." (setq gnus-summary-tool-bar-map map)))) (set (make-local-variable 'tool-bar-map) gnus-summary-tool-bar-map)) -(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 @@ -3062,6 +3050,7 @@ When FORCE, rebuild the tool bar." (declare-function turn-on-gnus-mailing-list-mode "gnus-ml" ()) (defvar bookmark-make-record-function) +(defvar bidi-paragraph-direction) (defun gnus-summary-mode (&optional group) "Major mode for reading articles. @@ -3101,6 +3090,9 @@ The following commands are available: (setq buffer-read-only t ;Disable modification show-trailing-whitespace nil) (setq truncate-lines t) + ;; Force paragraph direction to be left-to-right. Don't make it + ;; bound globally in old Emacsen and XEmacsen. + (set (make-local-variable 'bidi-paragraph-direction) 'left-to-right) (add-to-invisibility-spec '(gnus-sum . t)) (gnus-summary-set-display-table) (gnus-set-default-directory) @@ -3260,13 +3252,6 @@ The following commands are available: "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)) @@ -3288,14 +3273,6 @@ The following commands are available: "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-spam-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 () @@ -3503,7 +3480,8 @@ display only a single character." (current-buffer)))))) (defun gnus-summary-setup-buffer (group) - "Initialize summary buffer." + "Initialize summary buffer. +If the setup was successful, non-nil is returned." (let ((buffer (gnus-summary-buffer-name group)) (dead-name (concat "*Dead Summary " (gnus-group-decoded-name group) "*"))) @@ -3555,7 +3533,7 @@ buffer that was in action when the last article was fetched." (push (eval (car locals)) vlist)) (setq locals (cdr locals))) (setq vlist (nreverse vlist))) - (with-current-buffer gnus-group-buffer + (with-temp-buffer (setq gnus-newsgroup-name name gnus-newsgroup-marked marked gnus-newsgroup-spam-marked spam @@ -3931,7 +3909,11 @@ Input should look like this: \"Sun, 14 Oct 2001 13:34:39 +0200\"." "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." +If NO-DISPLAY, don't generate the summary buffer contents. +If KILL-BUFFER, it should be a buffer that's killed once the new +summary buffer has been generated. +If BACKWARD, move point to the previous group in the group buffer +If SELECT-ARTICLES, only select those articles from GROUP." (let (result) (while (and group (null (setq result @@ -4257,7 +4239,7 @@ If NO-DISPLAY, don't generate a summary buffer." result)) (defun gnus-sort-gathered-threads (threads) - "Sort subtreads inside each gathered thread by `gnus-sort-gathered-threads-function'." + "Sort subthreads inside each gathered thread by `gnus-sort-gathered-threads-function'." (let ((result threads)) (while threads (when (stringp (caar threads)) @@ -5676,7 +5658,9 @@ If SELECT-ARTICLES, only select those articles from GROUP." ;; Init the dependencies hash table. (setq gnus-newsgroup-dependencies (gnus-make-hashtable (length articles))) - (gnus-set-global-variables) + (if (gnus-buffer-live-p gnus-group-buffer) + (gnus-set-global-variables) + (set-default 'gnus-newsgroup-name gnus-newsgroup-name)) ;; Retrieve the headers and read them in. (setq gnus-newsgroup-headers (gnus-fetch-headers articles)) @@ -5920,17 +5904,6 @@ If SELECT-ARTICLES, only select those articles from GROUP." (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-article-mark-to-type (mark) "Return the type of MARK." (or (cadr (assq mark gnus-article-special-mark-lists)) @@ -5958,7 +5931,6 @@ If SELECT-ARTICLES, only select those articles from GROUP." (setq mark (car marks) mark-type (gnus-article-mark-to-type mark) var (intern (format "gnus-newsgroup-%s" (car (rassq mark types))))) - ;; We set the variable according to the type of the marks list, ;; and then adjust the marks to a subset of the active articles. (cond @@ -6277,13 +6249,18 @@ The resulting hash table is returned, or nil if no Xrefs were found." (entry (gnus-group-entry group)) (info (nth 2 entry)) (active (gnus-active group)) + (set-marks + (gnus-method-option-p + (gnus-find-method-for-group group) + 'server-marks)) range) (if (not entry) ;; Group that Gnus doesn't know exists, but still allow the ;; backend to set marks. - (gnus-request-set-mark - group (list (list (gnus-compress-sequence (sort articles #'<)) - 'add '(read)))) + (when set-marks + (gnus-request-set-mark + group (list (list (gnus-compress-sequence (sort articles #'<)) + 'add '(read))))) ;; Normal, subscribed groups. (setq range (gnus-compute-read-articles group articles)) (with-current-buffer gnus-group-buffer @@ -6292,11 +6269,14 @@ The resulting hash table is returned, or nil if no Xrefs were found." (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-request-set-mark ,group (list (list ',range 'del '(read)))) + (when ,set-marks + (gnus-request-set-mark + ,group (list (list ',range 'del '(read))))) (gnus-group-update-group ,group t)))) ;; Add the read articles to the range. (gnus-info-set-read info range) - (gnus-request-set-mark group (list (list range 'add '(read)))) + (when set-marks + (gnus-request-set-mark group (list (list range 'add '(read))))) ;; Then we have to re-compute how many unread ;; articles there are in this group. (when active @@ -6609,9 +6589,9 @@ too, instead of trying to fetch new headers." ;; 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) + (unless (and gnus-newsgroup-end (< number gnus-newsgroup-end)) (setq gnus-newsgroup-end number)) - (when (< number gnus-newsgroup-begin) + (unless (and gnus-newsgroup-begin (> number gnus-newsgroup-begin)) (setq gnus-newsgroup-begin number)) (setq gnus-newsgroup-unselected (delq number gnus-newsgroup-unselected))) @@ -7237,7 +7217,8 @@ If FORCE (the prefix), also save the .newsrc file(s)." (gnus-summary-update-info)) (gnus-close-group group) ;; Make sure where we were, and go to next newsgroup. - (set-buffer gnus-group-buffer) + (when (buffer-live-p (get-buffer gnus-group-buffer)) + (set-buffer gnus-group-buffer)) (unless quit-config (gnus-group-jump-to-group group)) (gnus-run-hooks 'gnus-summary-exit-hook) @@ -7262,7 +7243,8 @@ If FORCE (the prefix), also save the .newsrc file(s)." (gnus-kill-buffer buf))) (setq gnus-current-select-method gnus-select-method) - (set-buffer gnus-group-buffer) + (when (gnus-buffer-live-p gnus-group-buffer) + (set-buffer gnus-group-buffer)) (if quit-config (gnus-handle-ephemeral-exit quit-config) (goto-char group-point) @@ -7303,6 +7285,7 @@ If FORCE (the prefix), also save the .newsrc file(s)." (when (gnus-buffer-live-p gnus-article-buffer) (with-current-buffer gnus-article-buffer (gnus-article-stop-animations) + (gnus-stop-downloads) (mm-destroy-parts gnus-article-mime-handles) ;; Set it to nil for safety reason. (setq gnus-article-mime-handle-alist nil) @@ -7313,9 +7296,11 @@ If FORCE (the prefix), also save the .newsrc file(s)." (gnus-kill-buffer gnus-original-article-buffer) (setq gnus-article-current nil)) ;; Return to the group buffer. - (gnus-configure-windows 'group 'force) (if (not gnus-kill-summary-on-exit) - (gnus-deaden-summary) + (progn + (gnus-deaden-summary) + (gnus-configure-windows 'group 'force)) + (gnus-configure-windows 'group 'force) (gnus-close-group group) (gnus-kill-buffer gnus-summary-buffer)) (unless gnus-single-article-buffer @@ -7337,8 +7322,9 @@ If FORCE (the prefix), also save the .newsrc file(s)." (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) + (if (not (buffer-live-p (car quit-config))) + (when (gnus-buffer-live-p gnus-group-buffer) + (gnus-configure-windows 'group 'force)) (set-buffer (car quit-config)) (unless (eq (cdr quit-config) 'group) (setq gnus-current-select-method @@ -7736,10 +7722,6 @@ be displayed." gnus-buttonized-mime-types))) (gnus-summary-select-article nil 'force))) -(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. @@ -8213,9 +8195,17 @@ If NOT-MATCHING, excluding articles that have subjects that match a regexp." "Limit the summary buffer to articles that have authors that match a regexp. If NOT-MATCHING, excluding articles that have authors that match a regexp." (interactive - (list (read-string (if current-prefix-arg - "Exclude author (regexp): " - "Limit to author (regexp): ")) + (list (let* ((header (gnus-summary-article-header)) + (default (and header (car (mail-header-parse-address + (mail-header-from header)))))) + (read-string (concat (if current-prefix-arg + "Exclude author (regexp" + "Limit to author (regexp") + (if default + (concat ", default \"" default "\"): ") + "): ")) + nil nil + default)) current-prefix-arg)) (gnus-summary-limit-to-subject from "from" not-matching)) @@ -9032,7 +9022,8 @@ non-numeric or nil fetch the number specified by the 'gnus-article-sort-by-number))) (setq gnus-newsgroup-articles (gnus-sorted-nunion gnus-newsgroup-articles (nreverse article-ids))) - (gnus-summary-limit-include-thread id)))) + (gnus-summary-limit-include-thread id))) + (gnus-summary-show-thread)) (defun gnus-summary-refer-article (message-id) "Fetch an article specified by MESSAGE-ID." @@ -9146,7 +9137,7 @@ To control what happens when you exit the group, see the (list (cons 'save-article-group ogroup)))) (case-fold-search t) (buf (current-buffer)) - dig to-address) + dig to-address charset) (with-current-buffer gnus-original-article-buffer ;; Have the digest group inherit the main mail address of ;; the parent article. @@ -9159,16 +9150,32 @@ To control what happens when you exit the group, see the to-address)))))) (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))) + ;; Remove lines that may lead nndoc to misinterpret the + ;; document type. (goto-char (point-min)) (delete-matching-lines "^Path:\\|^From ") + ;; Parse charset, and decode content transfer encoding. + (setq charset (mail-content-type-get + (mail-header-parse-content-type + (or (gnus-fetch-field "content-type") "")) + 'charset)) + (let ((encoding (gnus-fetch-field "content-transfer-encoding"))) + (when encoding + (message-remove-header "content-transfer-encoding") + (goto-char (point-max)) + (widen) + (narrow-to-region (point) (point-max)) + (mm-decode-content-transfer-encoding + (intern (downcase (mail-header-strip encoding)))))) (widen)) (unwind-protect - (if (let ((gnus-newsgroup-ephemeral-charset gnus-newsgroup-charset) + (if (let ((gnus-newsgroup-ephemeral-charset + (if charset + (intern (downcase (gnus-strip-whitespace charset))) + gnus-newsgroup-charset)) (gnus-newsgroup-ephemeral-ignored-charsets gnus-newsgroup-ignored-charsets)) (gnus-group-read-ephemeral-group @@ -9246,6 +9253,17 @@ With optional ARG, move across that many fields." (select-window (gnus-get-buffer-window gnus-article-buffer)) (widget-forward arg)) +(defun gnus-summary-widget-backward (arg) + "Move point to the previous field or button in the article. +With optional ARG, move across that many fields." + (interactive "p") + (gnus-summary-select-article) + (gnus-configure-windows 'article) + (select-window (gnus-get-buffer-window gnus-article-buffer)) + (unless (widget-at (point)) + (goto-char (point-max))) + (widget-backward arg)) + (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." @@ -9637,6 +9655,7 @@ C-u g', show the raw article." (when (gnus-buffer-live-p gnus-article-buffer) (with-current-buffer gnus-article-buffer (gnus-article-stop-animations) + (gnus-stop-downloads) (mm-destroy-parts gnus-article-mime-handles) ;; Set it to nil for safety reason. (setq gnus-article-mime-handle-alist nil) @@ -10054,7 +10073,10 @@ ACTION can be either `move' (the default), `crosspost' or `copy'." (gnus-add-marked-articles to-group 'expire (list to-article) info)) - (when to-marks + (when (and to-marks + (gnus-method-option-p + (gnus-find-method-for-group to-group) + 'server-marks)) (gnus-request-set-mark to-group (list (list (list to-article) 'add to-marks))))) @@ -10886,6 +10908,7 @@ If NO-EXPIRE, auto-expiry will be inhibited." (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)) + (setq gnus-newsgroup-unreads (delq article gnus-newsgroup-unreads)) (cond ((= mark gnus-ticked-mark) (setq gnus-newsgroup-marked (gnus-add-to-sorted-list gnus-newsgroup-marked @@ -11558,6 +11581,7 @@ Returns nil if no thread was there to be shown." (beg (progn (beginning-of-line) (if (bobp) (point) (1- (point))))) (eoi (when end (if (fboundp 'next-single-char-property-change) + ;; Note: XEmacs version of n-s-c-p-c may return nil (or (next-single-char-property-change end 'invisible) (point-max)) (while (progn @@ -12387,6 +12411,13 @@ If REVERSE, save parts that do not match TYPE." (not (setq header (car (gnus-get-newsgroup-headers nil t))))) () ; Malformed head. (unless (gnus-summary-article-sparse-p (mail-header-number header)) + (when (and (bound-and-true-p gnus-registry-enabled) + (not (gnus-ephemeral-group-p (car where)))) + (gnus-registry-handle-action + (mail-header-id header) nil + (gnus-group-prefixed-name (car where) gnus-override-method) + (mail-header-subject header) + (mail-header-from header))) (when (and (stringp id) (or (not (string= (gnus-group-real-name group) @@ -12534,10 +12565,9 @@ UNREAD is a sorted list." (save-excursion (let (setmarkundo) ;; Propagate the read marks to the backend. - (when (and (or gnus-propagate-marks - (gnus-method-option-p - (gnus-find-method-for-group group) - 'server-marks)) + (when (and (gnus-method-option-p + (gnus-find-method-for-group group) + 'server-marks) (gnus-check-backend-function 'request-set-mark group)) (let ((del (gnus-remove-from-range (gnus-info-read info) read)) (add (gnus-remove-from-range read (gnus-info-read info)))) @@ -12832,9 +12862,9 @@ If ALL is a number, fetch this number of articles." (gnus-group-decoded-name gnus-newsgroup-name) (if initial "max" "default") len) - (if initial - (cons (number-to-string initial) - 0))))) + nil nil + (and initial + (number-to-string initial))))) (unless (string-match "^[ \t]*$" input) (setq all (string-to-number input)) (if (< all len) |