X-Git-Url: http://cgit.sxemacs.org/?p=gnus;a=blobdiff_plain;f=lisp%2Fgnus-art.el;h=e4456d9f513d67c089baa2592ca9c5c0ac32a31a;hp=dc3fc0777af5a036f689b7bd824e98ce1fdc2934;hb=6b2fa8fc38e3c09d57a636188553183aec8a0948;hpb=b4bc300f0dcddc2b17bb50a3501ed6e6db1ef12c diff --git a/lisp/gnus-art.el b/lisp/gnus-art.el index dc3fc0777..e4456d9f5 100644 --- a/lisp/gnus-art.el +++ b/lisp/gnus-art.el @@ -1,6 +1,6 @@ ;;; gnus-art.el --- article mode commands for Gnus -;; Copyright (C) 1996-2014 Free Software Foundation, Inc. +;; Copyright (C) 1996-2015 Free Software Foundation, Inc. ;; Author: Lars Magne Ingebrigtsen ;; Keywords: news @@ -24,9 +24,6 @@ ;;; Code: -;; For Emacs <22.2 and XEmacs. -(eval-and-compile - (unless (fboundp 'declare-function) (defmacro declare-function (&rest r)))) (eval-when-compile (require 'cl)) (defvar tool-bar-map) @@ -257,7 +254,13 @@ This can also be a list of the above values." (regexp :value ".*")) :group 'gnus-article-signature) -(defcustom gnus-hidden-properties '(invisible t intangible t) +(defcustom gnus-hidden-properties + (if (featurep 'xemacs) + ;; `intangible' is evil, but I keep it here in case it's useful. + '(invisible t intangible t) + ;; Emacs's command loop moves point out of invisible text anyway, so + ;; `intangible' is clearly not needed there. + '(invisible t)) "Property list to use for hiding text." :type 'sexp :group 'gnus-article-hiding) @@ -1137,7 +1140,7 @@ predicate. See Info node `(gnus)Customizing Articles'." :type gnus-article-treat-custom) (put 'gnus-treat-highlight-signature 'highlight t) -(defcustom gnus-treat-buttonize 100000 +(defcustom gnus-treat-buttonize '(and 100000 (typep "text/plain")) "Add buttons. Valid values are nil, t, `head', `first', `last', an integer or a predicate. See Info node `(gnus)Customizing Articles'." @@ -1624,8 +1627,11 @@ It is a string, such as \"PGP\". If nil, ask user." :type 'string :group 'mime-security) +(defvar idna-program) + (defcustom gnus-use-idna (and (condition-case nil (require 'idna) (file-error)) (mm-coding-system-p 'utf-8) + idna-program (executable-find idna-program)) "Whether IDNA decoding of headers is used when viewing messages. This requires GNU Libidn, and by default only enabled if it is found." @@ -1838,7 +1844,7 @@ Initialized from `text-mode-syntax-table.") (incf i))) i)) -(defun article-hide-headers (&optional arg delete) +(defun article-hide-headers (&optional _arg _delete) "Hide unwanted headers and possibly sort them as well." (interactive) ;; This function might be inhibited. @@ -2408,7 +2414,7 @@ long lines if and only if arg is positive." (if (and wash-face-p (memq 'face gnus-article-wash-types)) (gnus-delete-images 'face) (let ((from (message-fetch-field "from")) - face faces) + faces) (save-current-buffer (when (and wash-face-p (gnus-buffer-live-p gnus-original-article-buffer) @@ -2458,7 +2464,7 @@ long lines if and only if arg is positive." (gnus-delete-images 'xface) ;; Display X-Faces. (let ((from (message-fetch-field "from")) - x-faces face) + x-faces) (save-current-buffer (when (and wash-face-p (gnus-buffer-live-p gnus-original-article-buffer) @@ -2787,11 +2793,12 @@ summary buffer." (setq gnus-article-browse-html-temp-list nil)) gnus-article-browse-html-temp-list) -(defun gnus-article-browse-html-save-cid-content (cid handles directory) +(defun gnus-article-browse-html-save-cid-content (cid handles directory abs) "Find CID content in HANDLES and save it in a file in DIRECTORY. -Return file name." +Return absolute file name if ABS is non-nil, otherwise relative to +the parent of DIRECTORY." (save-match-data - (let (file type) + (let (file afile) (catch 'found (dolist (handle handles) (cond @@ -2801,19 +2808,21 @@ Return file name." ((not (or (bufferp (car handle)) (stringp (car handle))))) ((equal (mm-handle-media-supertype handle) "multipart") (when (setq file (gnus-article-browse-html-save-cid-content - cid handle directory)) + cid handle directory abs)) (throw 'found file))) ((equal (concat "<" cid ">") (mm-handle-id handle)) - (setq file - (expand-file-name - (or (mm-handle-filename handle) - (concat - (make-temp-name "cid") - (car (rassoc (car (mm-handle-type handle)) - mailcap-mime-extensions)))) - directory)) - (mm-save-part-to-file handle file) - (throw 'found file)))))))) + (setq file (or (mm-handle-filename handle) + (concat + (make-temp-name "cid") + (car (rassoc (car (mm-handle-type handle)) + mailcap-mime-extensions)))) + afile (expand-file-name file directory)) + (mm-save-part-to-file handle afile) + (throw 'found (if abs + afile + (concat (file-name-nondirectory + (directory-file-name directory)) + "/" file)))))))))) (defun gnus-article-browse-html-parts (list &optional header) "View all \"text/html\" parts from LIST. @@ -2849,8 +2858,13 @@ message header will be added to the bodies of the \"text/html\" parts." (insert content) ;; resolve cid contents (let ((case-fold-search t) - cid-file) + abs st cid-file) (goto-char (point-min)) + (when (re-search-forward "]" nil t) + (setq st (match-end 0) + abs (or + (not (re-search-forward "]" nil t)) + (re-search-backward "]" st t)))) (while (re-search-forward "\ ]+[\t\n ]+\\)*src=\"\\(cid:\\([^\"]+\\)\\)\"" nil t) @@ -2864,17 +2878,19 @@ message header will be added to the bodies of the \"text/html\" parts." (match-string 2) (with-current-buffer gnus-article-buffer gnus-article-mime-handles) - cid-dir)) - (when (eq system-type 'cygwin) + cid-dir abs)) + (when abs (setq cid-file - (concat "/" (substring + (if (eq system-type 'cygwin) + (concat "file:///" + (substring (with-output-to-string (call-process "cygpath" nil standard-output nil "-m" cid-file)) - 0 -1)))) - (replace-match (concat "file://" cid-file) - nil nil nil 1)))) + 0 -1)) + (concat "file://" cid-file)))) + (replace-match cid-file nil nil nil 1)))) (unless content (setq content (buffer-string)))) (when (or charset header (not file)) (setq tmp-file (mm-make-temp-file @@ -3079,7 +3095,7 @@ images if any to the browser, and deletes them when exiting the group (gnus-summary-show-article))))) (defun article-hide-list-identifiers () - "Remove list identifies from the Subject header. + "Remove list identifiers from the Subject header. The `gnus-list-identifiers' variable specifies what to do." (interactive) (let ((inhibit-point-motion-hooks t) @@ -3393,7 +3409,7 @@ means show, 0 means toggle." 'hidden nil))) -(defun gnus-article-show-hidden-text (type &optional dummy) +(defun gnus-article-show-hidden-text (type &optional _dummy) "Show all hidden text of type TYPE. Originally it is hide instead of DUMMY." (let ((inhibit-read-only t) @@ -3432,7 +3448,7 @@ lines forward." gnus-article-date-headers) t)) -(defun article-date-ut (&optional type highlight date-position) +(defun article-date-ut (&optional type _highlight date-position) "Convert DATE date to TYPE in the current article. The default type is `ut'. See `gnus-article-date-headers' for possible values." @@ -3440,7 +3456,6 @@ possible values." (let* ((case-fold-search t) (inhibit-read-only t) (inhibit-point-motion-hooks t) - (first t) (visible-date (mail-fetch-field "Date")) pos date bface eface) (save-excursion @@ -3979,7 +3994,7 @@ This format is defined by the `gnus-article-time-format' variable." (set dir-var (file-name-directory result))) result)) -(defun gnus-article-archive-name (group) +(defun gnus-article-archive-name (_group) "Return the first instance of an \"Archive-name\" in the current buffer." (let ((case-fold-search t)) (when (re-search-forward "archive-name: *\\([^ \n\t]+\\)[ \t]*$" nil t) @@ -4211,7 +4226,7 @@ If variable `gnus-use-long-file-name' is non-nil, it is default (or last-file default)))) -(defun gnus-plain-save-name (newsgroup headers &optional last-file) +(defun gnus-plain-save-name (newsgroup _headers &optional last-file) "Generate file name from NEWSGROUP, HEADERS, and optional LAST-FILE. If variable `gnus-use-long-file-name' is non-nil, it is ~/News/news.group. Otherwise, it is like ~/News/news/group/news." @@ -4224,7 +4239,7 @@ If variable `gnus-use-long-file-name' is non-nil, it is default-directory)) gnus-article-save-directory))) -(defun gnus-sender-save-name (newsgroup headers &optional last-file) +(defun gnus-sender-save-name (_newsgroup headers &optional _last-file) "Generate file name from sender." (let ((from (mail-header-from headers))) (expand-file-name @@ -4421,6 +4436,8 @@ If variable `gnus-use-long-file-name' is non-nil, it is (substitute-key-definition 'undefined 'gnus-article-read-summary-keys gnus-article-mode-map) +(defvar gnus-article-send-map) + (gnus-define-keys (gnus-article-send-map "S" gnus-article-mode-map) "W" gnus-article-wide-reply-with-original) (if (featurep 'xemacs) @@ -4550,20 +4567,22 @@ commands: nil) (error "Action aborted")) t))) - (with-current-buffer name - (set (make-local-variable 'gnus-article-edit-mode) nil) - (gnus-article-stop-animations) - (when gnus-article-mime-handles - (mm-destroy-parts gnus-article-mime-handles) - (setq gnus-article-mime-handles nil)) - ;; Set it to nil in article-buffer! - (setq gnus-article-mime-handle-alist nil) - (buffer-disable-undo) - (setq buffer-read-only t) - (unless (derived-mode-p 'gnus-article-mode) - (gnus-article-mode)) - (setq truncate-lines gnus-article-truncate-lines) - (current-buffer)) + (let ((summary gnus-summary-buffer)) + (with-current-buffer name + (set (make-local-variable 'gnus-article-edit-mode) nil) + (gnus-article-stop-animations) + (when gnus-article-mime-handles + (mm-destroy-parts gnus-article-mime-handles) + (setq gnus-article-mime-handles nil)) + ;; Set it to nil in article-buffer! + (setq gnus-article-mime-handle-alist nil) + (buffer-disable-undo) + (setq buffer-read-only t) + (unless (derived-mode-p 'gnus-article-mode) + (gnus-article-mode)) + (set (make-local-variable 'gnus-summary-buffer) summary) + (setq truncate-lines gnus-article-truncate-lines) + (current-buffer))) (let ((summary gnus-summary-buffer)) (with-current-buffer (gnus-get-buffer-create name) (gnus-article-mode) @@ -4602,18 +4621,19 @@ commands: (forward-line line) (point))))))) -(defun gnus-article-prepare (article &optional all-headers header) +(defvar gnus-tmp-internal-hook) + +(defun gnus-article-prepare (article &optional all-headers _header) "Prepare ARTICLE in article mode buffer. ARTICLE should either be an article number or a Message-ID. If ARTICLE is an id, HEADER should be the article headers. If ALL-HEADERS is non-nil, no headers are hidden." - (save-excursion + (save-excursion ;FIXME: Shouldn't that be save-current-buffer? ;; Make sure we start in a summary buffer. (unless (derived-mode-p 'gnus-summary-mode) (set-buffer gnus-summary-buffer)) (setq gnus-summary-buffer (current-buffer)) - (let* ((gnus-article (if header (mail-header-number header) article)) - (summary-buffer (current-buffer)) + (let* ((summary-buffer (current-buffer)) (gnus-tmp-internal-hook gnus-article-internal-prepare-hook) (group gnus-newsgroup-name) result) @@ -4712,6 +4732,8 @@ If ALL-HEADERS is non-nil, no headers are hidden." (gnus-run-hooks 'gnus-article-prepare-hook) t)))))) +(defvar gnus-mime-display-attachment-buttons-in-header) + ;;;###autoload (defun gnus-article-prepare-display () "Make the current buffer look like a nice article." @@ -4727,7 +4749,10 @@ If ALL-HEADERS is non-nil, no headers are hidden." gnus-article-image-alist nil) (gnus-run-hooks 'gnus-tmp-internal-hook) (when gnus-display-mime-function - (funcall gnus-display-mime-function)))) + (funcall gnus-display-mime-function)) + ;; Add attachment buttons to the header. + (when gnus-mime-display-attachment-buttons-in-header + (gnus-mime-buttonize-attachments-in-header)))) ;;; ;;; Gnus Sticky Article Mode @@ -4832,6 +4857,16 @@ Valid specifiers include: General format specifiers can also be used. See Info node `(gnus)Formatting Variables'.") +(defvar gnus-tmp-type) +(defvar gnus-tmp-type-long) +(defvar gnus-tmp-name) +(defvar gnus-tmp-description) +(defvar gnus-tmp-id) +(defvar gnus-tmp-length) +(defvar gnus-tmp-dots) +(defvar gnus-tmp-info) +(defvar gnus-tmp-pressed-details) + (defvar gnus-mime-button-line-format-alist '((?t gnus-tmp-type ?s) (?T gnus-tmp-type-long ?s) @@ -4986,7 +5021,6 @@ and `gnus-mime-delete-part', and not provided at run-time normally." (gnus-article-edit-article `(lambda () (buffer-disable-undo) - (erase-buffer) (let ((mail-parse-charset (or gnus-article-charset ',gnus-newsgroup-charset)) (mail-parse-ignored-charsets @@ -4994,7 +5028,14 @@ and `gnus-mime-delete-part', and not provided at run-time normally." ',gnus-newsgroup-ignored-charsets)) (mbl mml-buffer-list)) (setq mml-buffer-list nil) - (insert-buffer-substring gnus-original-article-buffer) + ;; A new text must be inserted before deleting existing ones + ;; at the end so as not to move existing markers of which + ;; the insertion type is t. + (delete-region + (point-min) + (prog1 + (goto-char (point-max)) + (insert-buffer-substring gnus-original-article-buffer))) (mime-to-mml ',handles) (setq gnus-article-mime-handles nil) (let ((mbl1 mml-buffer-list)) @@ -5052,7 +5093,6 @@ If FILE is given, use it for the external part." The current article has a complicated MIME structure, giving up...")) (let* ((data (get-text-property (point) 'gnus-data)) (id (get-text-property (point) 'gnus-part)) - param (handles gnus-article-mime-handles)) (unless file (setq file @@ -5299,40 +5339,77 @@ are decompressed." Compressed files like .gz and .bz2 are decompressed." (interactive (list nil current-prefix-arg)) (gnus-article-check-buffer) - (unless handle - (setq handle (get-text-property (point) 'gnus-data))) - (when handle - (let ((b (point)) - (inhibit-read-only t) - contents charset coding-system) + (let* ((inhibit-read-only t) + (b (point)) + (btn ;; position where the MIME button exists + (if handle + (if (eq handle (get-text-property b 'gnus-data)) + b + (article-goto-body) + (or (text-property-any (point) (point-max) 'gnus-data handle) + (text-property-any (point-min) (point) 'gnus-data handle))) + (setq handle (get-text-property b 'gnus-data)) + b)) + start) + (when handle + (when (= b (prog1 + btn + (setq start (next-single-property-change btn 'gnus-data + nil (point-max)) + btn (previous-single-property-change start + 'gnus-data)))) + (setq b btn)) (if (and (not arg) (mm-handle-undisplayer handle)) (mm-remove-part handle) - (mm-with-unibyte-buffer - (mm-insert-part handle) - (setq contents - (or (mm-decompress-buffer (mm-handle-filename handle) nil t) - (buffer-string)))) (cond - ((not arg) - (unless (setq charset (mail-content-type-get - (mm-handle-type handle) 'charset)) - (unless (setq coding-system - (mm-with-unibyte-buffer - (insert contents) - (mm-find-buffer-file-coding-system))) - (setq charset gnus-newsgroup-charset)))) + ((not arg) nil) ((numberp arg) (if (mm-handle-undisplayer handle) - (mm-remove-part handle)) - (setq charset - (or (cdr (assq arg - gnus-summary-show-article-charset-alist)) - (mm-read-coding-system "Charset: ")))) + (mm-remove-part handle))) ((mm-handle-undisplayer handle) (mm-remove-part handle))) - (forward-line 2) - (mm-display-inline handle) - (goto-char b))))) + (goto-char start) + (unless (bolp) + ;; This is a header button. + (forward-line 1)) + (mm-display-inline handle)) + ;; Toggle the button appearance between `[button]...' and `[button]'. + (goto-char btn) + (let ((displayed-p (mm-handle-displayed-p handle))) + (gnus-insert-mime-button handle (get-text-property btn 'gnus-part) + (list displayed-p)) + (if (featurep 'emacs) + (delete-region + (point) + (next-single-property-change (point) 'gnus-data nil (point-max))) + (let* ((end (next-single-property-change (point) 'gnus-data)) + (annots (annotations-at (or end (point-max))))) + (delete-region (point) + (if end + (if annots (1+ end) end) + (point-max))) + (dolist (annot annots) + (set-extent-endpoints annot (point) (point))))) + (setq start (point)) + (if (search-backward "\n\n" nil t) + (progn + (goto-char start) + (unless (or displayed-p (eolp)) + ;; Add extra newline. + (insert (propertize (buffer-substring (1- start) start) + 'gnus-undeletable t)))) + ;; We're in the article header. + (delete-char -1) + (dolist (ovl (gnus-overlays-in btn (point))) + (gnus-overlay-put ovl 'gnus-button-attachment-extra t) + (gnus-overlay-put ovl 'face nil)) + (save-restriction + (message-narrow-to-field) + (let ((gnus-treatment-function-alist + '((gnus-treat-highlight-headers + gnus-article-highlight-headers)))) + (gnus-treat-article 'head))))) + (goto-char b)))) (defun gnus-mime-set-charset-parameters (handle charset) "Set CHARSET to parameters in HANDLE. @@ -5398,7 +5475,6 @@ specified charset." (interactive) (gnus-article-check-buffer) (let* ((handle (or handle (get-text-property (point) 'gnus-data))) - (mm-user-display-methods nil) (mm-inlined-types nil) (mail-parse-charset gnus-newsgroup-charset) (mail-parse-ignored-charsets @@ -5430,7 +5506,8 @@ If no internal viewer is available, use an external viewer." (gnus-mime-view-part-as-type nil (lambda (type) (mm-inlinable-p handle type))) (when handle - (gnus-bind-safe-url-regexp (mm-display-part handle)))))) + (gnus-bind-safe-url-regexp + (mm-display-part handle nil t)))))) (defun gnus-mime-action-on-part (&optional action) "Do something with the MIME attachment at \(point\)." @@ -5634,54 +5711,106 @@ all parts." "Display HANDLE and fix MIME button." (let ((id (get-text-property (point) 'gnus-part)) (point (point)) - (inhibit-read-only t)) - (forward-line 1) - (prog1 - (let ((window (selected-window)) - (mail-parse-charset gnus-newsgroup-charset) - (mail-parse-ignored-charsets - (if (gnus-buffer-live-p gnus-summary-buffer) - (with-current-buffer gnus-summary-buffer - gnus-newsgroup-ignored-charsets) - nil))) - (save-excursion - (unwind-protect - (let ((win (gnus-get-buffer-window (current-buffer) t)) - (beg (point))) - (when win - (select-window win)) - (goto-char point) - (forward-line) - (if (mm-handle-displayed-p handle) - ;; This will remove the part. - (mm-display-part handle) - (save-restriction - (narrow-to-region (point) - (if (eobp) (point) (1+ (point)))) - (gnus-bind-safe-url-regexp (mm-display-part handle)) - ;; We narrow to the part itself and - ;; then call the treatment functions. - (goto-char (point-min)) - (forward-line 1) - (narrow-to-region (point) (point-max)) - (gnus-treat-article - nil id - (gnus-article-mime-total-parts) - (mm-handle-media-type handle))))) - (if (window-live-p window) - (select-window window))))) + (inhibit-read-only t) + (window (selected-window)) + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (if (gnus-buffer-live-p gnus-summary-buffer) + (with-current-buffer gnus-summary-buffer + gnus-newsgroup-ignored-charsets) + nil)) + start retval) + (unwind-protect + (progn + (let ((win (gnus-get-buffer-window (current-buffer) t))) + (when win + (select-window win) + (goto-char point))) + (setq start (next-single-property-change point 'gnus-data + nil (point-max)) + point (previous-single-property-change start 'gnus-data)) + (if (mm-handle-displayed-p handle) + ;; This will remove the part. + (setq retval (mm-display-part handle)) + (let ((part (or (and (mm-inlinable-p handle) + (mm-inlined-p handle) + t) + (with-temp-buffer + (gnus-bind-safe-url-regexp + (setq retval (mm-display-part handle))) + (unless (zerop (buffer-size)) + (buffer-string)))))) + (goto-char start) + (unless (bolp) + ;; This is a header button. + (forward-line 1)) + (cond ((stringp part) + (save-restriction + (narrow-to-region (point) + (progn + (insert part) + (unless (bolp) (insert "\n")) + (point))) + (gnus-treat-article nil id + (gnus-article-mime-total-parts) + (mm-handle-media-type handle)) + (mm-handle-set-undisplayer + handle + `(lambda () + (let ((inhibit-read-only t)) + (delete-region ,(copy-marker (point-min) t) + ,(point-max-marker))))))) + (part + (mm-display-inline handle)))))) + (goto-char point) + ;; Toggle the button appearance between `[button]...' and `[button]'. + (let ((displayed-p (mm-handle-displayed-p handle))) + (gnus-insert-mime-button handle id (list displayed-p)) + (if (featurep 'emacs) + (delete-region + (point) + (next-single-property-change (point) 'gnus-data nil (point-max))) + (let* ((end (next-single-property-change (point) 'gnus-data)) + (annots (annotations-at (or end (point-max))))) + (delete-region (point) + (if end + (if annots (1+ end) end) + (point-max))) + (dolist (annot annots) + (set-extent-endpoints annot (point) (point))))) + (setq start (point)) + (if (search-backward "\n\n" nil t) + (progn + (goto-char start) + (unless (or displayed-p (eolp)) + ;; Add extra newline. + (insert (propertize (buffer-substring (1- start) start) + 'gnus-undeletable t)))) + ;; We're in the article header. + (delete-char -1) + (dolist (ovl (gnus-overlays-in point (point))) + (gnus-overlay-put ovl 'gnus-button-attachment-extra t) + (gnus-overlay-put ovl 'face nil)) + (save-restriction + (message-narrow-to-field) + (let ((gnus-treatment-function-alist + '((gnus-treat-highlight-headers + gnus-article-highlight-headers)))) + (gnus-treat-article 'head))))) (goto-char point) - (gnus-delete-line) - (gnus-insert-mime-button - handle id (list (mm-handle-displayed-p handle))) - (goto-char point)))) + (if (window-live-p window) + (select-window window))) + retval)) (defun gnus-article-goto-part (n) "Go to MIME part N." (when gnus-break-pages (widen)) + (article-goto-body) (prog1 - (let ((start (text-property-any (point-min) (point-max) 'gnus-part n)) + (let ((start (or (text-property-any (point) (point-max) 'gnus-part n) + ;; There may be header buttons. + (text-property-any (point-min) (point) 'gnus-part n))) part handle end next handles) (when start (goto-char start) @@ -5714,11 +5843,12 @@ all parts." (when gnus-break-pages (gnus-narrow-to-page)))) -(defun gnus-insert-mime-button (handle gnus-tmp-id &optional displayed) +(defun gnus-insert-mime-button (handle id &optional displayed) (let ((gnus-tmp-name (or (mm-handle-filename handle) (mail-content-type-get (mm-handle-type handle) 'url) "")) + (gnus-tmp-id id) (gnus-tmp-type (mm-handle-media-type handle)) (gnus-tmp-description (or (mm-handle-description handle) "")) (gnus-tmp-dots @@ -5735,8 +5865,6 @@ all parts." (concat "; " gnus-tmp-name)))) (unless (equal gnus-tmp-description "") (setq gnus-tmp-type-long (concat " --- " gnus-tmp-type-long))) - (unless (bolp) - (insert "\n")) (setq b (point)) (gnus-eval-format gnus-mime-button-line-format gnus-mime-button-line-format-alist @@ -5771,7 +5899,7 @@ all parts." "hide" "show") (aref gnus-down-mouse-3 0)))))) -(defun gnus-widget-press-button (elems el) +(defun gnus-widget-press-button (elems _el) (goto-char (widget-get elems :from)) (gnus-article-press-button)) @@ -5789,8 +5917,7 @@ all parts." ;; may change the point. So we set the window point. (set-window-point window point))) (let ((handles ihandles) - (inhibit-read-only t) - handle) + (inhibit-read-only t)) (cond (handles) ((setq handles (mm-dissect-buffer nil gnus-article-loose-mime)) (when gnus-article-emulate-mime @@ -5861,6 +5988,16 @@ If displaying \"text/html\" is discouraged \(see :group 'gnus-article-mime :type 'boolean) +(defcustom gnus-mime-display-attachment-buttons-in-header t + "Add attachment buttons in the end of the header of an article. +Since MIME attachments tend to be put at the end of an article, we may +overlook them if there is a huge body. This option offers you a copy +of all non-inlinable MIME parts as buttons shown in front of an article. +If nil, don't show those extra buttons." + :version "25.1" + :group 'gnus-article-mime + :type 'boolean) + (defun gnus-mime-display-part (handle) (cond ;; Maybe a broken MIME message. @@ -5883,14 +6020,6 @@ If displaying \"text/html\" is discouraged \(see ((and (equal (car handle) "multipart/related") (not (or gnus-mime-display-multipart-as-mixed gnus-mime-display-multipart-related-as-mixed))) - ;;;!!!We should find the start part, but we just default - ;;;!!!to the first part. - ;;(gnus-mime-display-part (cadr handle)) - ;;;!!! Most multipart/related is an HTML message plus images. - ;;;!!! Unfortunately we are unable to let W3 display those - ;;;!!! included images, so we just display it as a mixed multipart. - ;;(gnus-mime-display-mixed (cdr handle)) - ;;;!!! No, w3 can display everything just fine. (gnus-mime-display-part (cadr handle))) ((equal (car handle) "multipart/signed") (gnus-add-wash-type 'signed) @@ -5914,7 +6043,6 @@ If displaying \"text/html\" is discouraged \(see (let ((type (mm-handle-media-type handle)) (ignored gnus-ignored-mime-types) (not-attachment t) - (move nil) display text) (catch 'ignored (progn @@ -5940,9 +6068,11 @@ If displaying \"text/html\" is discouraged \(see (setq display t) (when (equal (mm-handle-media-supertype handle) "text") (setq text t))) - (let ((id (1+ (length gnus-article-mime-handle-alist))) + (let ((id (car (rassq handle gnus-article-mime-handle-alist))) beg) - (push (cons id handle) gnus-article-mime-handle-alist) + (unless id + (setq id (1+ (length gnus-article-mime-handle-alist))) + (push (cons id handle) gnus-article-mime-handle-alist)) (when (and display (equal (mm-handle-media-supertype handle) "message")) (insert-char @@ -5954,31 +6084,28 @@ If displaying \"text/html\" is discouraged \(see (not (gnus-unbuttonized-mime-type-p type)) (eq id gnus-mime-buttonized-part-id)) (gnus-insert-mime-button - handle id (list (or display (and not-attachment text)))) - (gnus-article-insert-newline) - ;; Remember modify the number of forward lines. - (setq move t)) + handle id (list (or display (and not-attachment text))))) (setq beg (point)) (cond (display - (when move - (forward-line -1) - (setq beg (point))) (let ((mail-parse-charset gnus-newsgroup-charset) (mail-parse-ignored-charsets (save-excursion (condition-case () (set-buffer gnus-summary-buffer) (error)) gnus-newsgroup-ignored-charsets))) - (gnus-bind-safe-url-regexp (mm-display-part handle t))) - (goto-char (point-max))) + (gnus-bind-safe-url-regexp (mm-display-part handle t)))) ((and text not-attachment) - (when move - (forward-line -1) - (setq beg (point))) - (gnus-article-insert-newline) - (mm-display-inline handle) - (goto-char (point-max)))) + (mm-display-inline handle))) + (goto-char (point-max)) + (if (string-match "\\`image/" type) + (gnus-article-insert-newline) + (if (prog1 + (= (skip-chars-backward "\n") -1) + (unless (eobp) (forward-char 1))) + (gnus-article-insert-newline) + (put-text-property (point) (point-max) 'gnus-undeletable t)) + (goto-char (point-max))) ;; Do highlighting. (save-excursion (save-restriction @@ -6022,7 +6149,7 @@ If displaying \"text/html\" is discouraged \(see (let* ((preferred (or preferred (mm-preferred-alternative handles))) (ihandles handles) (point (point)) - handle (inhibit-read-only t) from props begend not-pref) + handle (inhibit-read-only t) from begend not-pref) (save-window-excursion (save-restriction (when ibegend @@ -6109,7 +6236,10 @@ If displaying \"text/html\" is discouraged \(see (goto-char (point-max)) (setcdr begend (point-marker))))) (when ibegend - (goto-char point)))) + (goto-char point))) + ;; Redraw attachment buttons in the header. + (when gnus-mime-display-attachment-buttons-in-header + (gnus-mime-buttonize-attachments-in-header))) (defconst gnus-article-wash-status-strings (let ((alist '((cite "c" "Possible hidden citation text" @@ -6215,6 +6345,112 @@ Provided for backwards compatibility." (when image (gnus-add-image 'shr image)))) +(defun gnus-article-mime-handles (&optional alist id all) + (if alist + (let ((i 1) newid flat) + (dolist (handle alist flat) + (setq newid (append id (list i)) + i (1+ i)) + (if (stringp (car handle)) + (setq flat (nconc flat (gnus-article-mime-handles + (cdr handle) newid all))) + (delq (rassq handle all) all) + (setq flat (nconc flat (list (cons newid handle))))))) + (let ((flat (list nil))) + ;; Assume that elements of `gnus-article-mime-handle-alist' + ;; are in the decreasing order, but unnumbered subsidiaries + ;; in each element are in the increasing order. + (dolist (handle (reverse gnus-article-mime-handle-alist)) + (if (stringp (cadr handle)) + (setq flat (nconc flat (gnus-article-mime-handles + (cddr handle) (list (car handle)) flat))) + (delq (rassq (cdr handle) flat) flat) + (setq flat (nconc flat (list (cons (list (car handle)) + (cdr handle))))))) + (setq flat (cdr flat)) + (mapc (lambda (handle) + (if (cdar handle) + ;; This is a hidden (i.e. unnumbered) handle. + (progn + (setcar handle + (1+ (caar gnus-article-mime-handle-alist))) + (push handle gnus-article-mime-handle-alist)) + (setcar handle (caar handle)))) + flat) + flat))) + +(defun gnus-mime-buttonize-attachments-in-header (&optional interactive) + "Show attachments as buttons in the end of the header of an article. +This function toggles the display when called interactively. Note that +buttons to be added to the header are only the ones that aren't inlined +in the body. Use `gnus-header-face-alist' to highlight buttons." + (interactive (list t)) + (gnus-with-article-buffer + (let ((case-fold-search t) buttons handle type st) + (save-excursion + (save-restriction + (widen) + (article-narrow-to-head) + ;; Header buttons exist? + (while (and (not buttons) + (re-search-forward "^attachments?:[\n ]+" nil t)) + (when (get-char-property (match-end 0) + 'gnus-button-attachment-extra) + (setq buttons (match-beginning 0)))) + (widen) + (when buttons + ;; Delete header buttons. + (delete-region buttons (if (re-search-forward "^[^ ]" nil t) + (match-beginning 0) + (point-max)))) + (unless (and interactive buttons) + ;; Find buttons. + (setq buttons nil) + (dolist (button (gnus-article-mime-handles)) + (setq handle (cdr button) + type (mm-handle-media-type handle)) + (when (or (and (if (gnus-buffer-live-p gnus-summary-buffer) + (with-current-buffer gnus-summary-buffer + gnus-inhibit-images) + gnus-inhibit-images) + (string-match "\\`image/" type)) + (mm-inline-override-p handle) + (and (mm-handle-disposition handle) + (not (equal (car (mm-handle-disposition handle)) + "inline")) + (not (mm-attachment-override-p handle))) + (not (mm-automatic-display-p handle)) + (not (or (and (mm-inlinable-p handle) + (mm-inlined-p handle)) + (mm-automatic-external-display-p type)))) + (push button buttons))) + (when buttons + ;; Add header buttons. + (article-goto-body) + (forward-line -1) + (narrow-to-region (point) (point)) + (insert "Attachment" (if (cdr buttons) "s" "") ":") + (dolist (button (nreverse buttons)) + (setq st (point)) + (insert " ") + (mm-handle-set-undisplayer + (setq handle (copy-sequence (cdr button))) nil) + (gnus-insert-mime-button handle (car button)) + (skip-chars-backward "\t\n ") + (delete-region (point) (point-max)) + (when (> (current-column) (window-width)) + (goto-char st) + (insert "\n") + (end-of-line))) + (insert "\n") + (dolist (ovl (gnus-overlays-in (point-min) (point))) + (gnus-overlay-put ovl 'gnus-button-attachment-extra t) + (gnus-overlay-put ovl 'face nil)) + (let ((gnus-treatment-function-alist + '((gnus-treat-highlight-headers + gnus-article-highlight-headers)))) + (gnus-treat-article 'head))))))))) + ;;; Article savers. (defun gnus-output-to-file (file-name) @@ -6400,6 +6636,8 @@ specifies." (if header-line-format 1 0) 2))))))) +(defvar scroll-in-place) + (defun gnus-article-next-page-1 (lines) (condition-case () (let ((scroll-in-place nil) @@ -6487,7 +6725,9 @@ not have a face in `gnus-article-boring-faces'." (unless (derived-mode-p 'gnus-article-mode) (error "Command invoked outside of a Gnus article buffer"))) -(defun gnus-article-read-summary-keys (&optional arg key not-restore-window) +(defvar gnus-pick-mode) + +(defun gnus-article-read-summary-keys (&optional _arg key not-restore-window) "Read a summary buffer key sequence and execute it from the article buffer." (interactive "P") (gnus-article-check-buffer) @@ -6500,8 +6740,6 @@ not have a face in `gnus-article-boring-faces'." "An" "Ap" [?A (meta return)] [?A delete])) (nosave-in-article '("AS" "\C-d")) - (up-to-top - '("n" "Gn" "p" "Gp")) keys new-sum-point) (with-current-buffer gnus-article-current-summary (let (gnus-pick-mode) @@ -6583,7 +6821,7 @@ not have a face in `gnus-article-boring-faces'." (when (eq obuf (current-buffer)) (set-buffer in-buffer) t)) - (setq selected (gnus-summary-select-article)) + (setq selected (ignore-errors (gnus-summary-select-article))) (set-buffer obuf) (unless not-restore-window (set-window-configuration owin)) @@ -6660,6 +6898,7 @@ KEY is a string or a vector." (defvar gnus-agent-summary-mode) (defvar gnus-draft-mode) (defvar help-xref-stack-item) +(defvar help-xref-following) (defun gnus-article-describe-bindings (&optional prefix) "Show a list of all defined keys, and their definitions. @@ -7104,7 +7343,6 @@ groups." (let ((func gnus-article-edit-done-function) (buf (current-buffer)) (start (window-start)) - (p (point)) (winconf gnus-prev-winconf)) (widen) ;; Widen it in case that users narrowed the buffer. (funcall func arg) @@ -7733,7 +7971,7 @@ do the highlighting. See the documentation for those functions." (gnus-article-add-buttons) (gnus-article-add-buttons-to-head)) -(defun gnus-article-highlight-some (&optional force) +(defun gnus-article-highlight-some (&optional _force) "Highlight current article. This function calls `gnus-article-highlight-headers', `gnus-article-highlight-signature', and `gnus-article-add-buttons' to @@ -8036,9 +8274,11 @@ url is put as the `gnus-button-url' overlay property on the button." (error "Unknown news URL syntax")))) (list scheme server port group message-id articles))) +(defvar nntp-port-number) + (defun gnus-button-handle-news (url) "Fetch a news URL." - (destructuring-bind (scheme server port group message-id articles) + (destructuring-bind (_scheme server port group message-id _articles) (gnus-parse-news-url url) (cond (message-id @@ -8160,7 +8400,7 @@ url is put as the `gnus-button-url' overlay property on the button." (with-current-buffer gnus-summary-buffer (gnus-summary-refer-article message-id))) -(defun gnus-button-fetch-group (address &rest ignore) +(defun gnus-button-fetch-group (address &rest _ignore) "Fetch GROUP specified by ADDRESS." (when (string-match "\\`\\(nntp\\|news\\):\\(//\\)?\\(.*\\)\\'" address) @@ -8208,15 +8448,15 @@ url is put as the `gnus-button-url' overlay property on the button." (setq url (replace-regexp-in-string "\n" " " url)) (when (string-match "mailto:/*\\(.*\\)" url) (setq url (substring url (match-beginning 1) nil))) - (let (to args subject func) - (setq args (gnus-url-parse-query-string + (let* ((args (gnus-url-parse-query-string (if (string-match "^\\?" url) (substring url 1) (if (string-match "^\\([^?]+\\)\\?\\(.*\\)" url) (concat "to=" (match-string 1 url) "&" (match-string 2 url)) - (concat "to=" url)))) - subject (cdr-safe (assoc "subject" args))) + (concat "to=" url))))) + (subject (cdr-safe (assoc "subject" args))) + func) (gnus-msg-mail) (while args (setq func (intern-soft (concat "message-goto-" (downcase (caar args))))) @@ -8273,7 +8513,7 @@ url is put as the `gnus-button-url' overlay property on the button." :action 'gnus-button-prev-page :button-keymap gnus-prev-page-map))) -(defun gnus-button-next-page (&optional args more-args) +(defun gnus-button-next-page (&optional _args _more-args) "Go to the next page." (interactive) (let ((win (selected-window))) @@ -8281,7 +8521,7 @@ url is put as the `gnus-button-url' overlay property on the button." (gnus-article-next-page) (select-window win))) -(defun gnus-button-prev-page (&optional args more-args) +(defun gnus-button-prev-page (&optional _args _more-args) "Go to the prev page." (interactive) (let ((win (selected-window))) @@ -8309,7 +8549,7 @@ url is put as the `gnus-button-url' overlay property on the button." :action 'gnus-button-next-page :button-keymap gnus-next-page-map))) -(defun gnus-article-button-next-page (arg) +(defun gnus-article-button-next-page (_arg) "Go to the next page." (interactive "P") (let ((win (selected-window))) @@ -8317,7 +8557,7 @@ url is put as the `gnus-button-url' overlay property on the button." (gnus-article-next-page) (select-window win))) -(defun gnus-article-button-prev-page (arg) +(defun gnus-article-button-prev-page (_arg) "Go to the prev page." (interactive "P") (let ((win (selected-window))) @@ -8368,20 +8608,31 @@ For example: (defvar gnus-inhibit-article-treatments nil) -(defun gnus-treat-article (gnus-treat-condition - &optional part-number total-parts gnus-treat-type) - (let ((gnus-treat-length (- (point-max) (point-min))) +;; Dynamic variables. +(defvar part-number) ;FIXME: Lacks a "gnus-" prefix. +(defvar total-parts) ;FIXME: Lacks a "gnus-" prefix. +(defvar gnus-treat-type) +(defvar gnus-treat-condition) +(defvar gnus-treat-length) + +(defun gnus-treat-article (condition + &optional part-num total type) + (let ((gnus-treat-condition condition) + (part-number part-num) + (total-parts total) + (gnus-treat-type type) + (gnus-treat-length (- (point-max) (point-min))) (alist gnus-treatment-function-alist) (article-goto-body-goes-to-point-min-p t) (treated-type - (or (not gnus-treat-type) + (or (not type) (catch 'found (let ((list gnus-article-treat-types)) (while list - (when (string-match (pop list) gnus-treat-type) + (when (string-match (pop list) type) (throw 'found t))))))) (highlightp (gnus-visual-p 'article-highlight 'highlight)) - val elem) + val) (gnus-run-hooks 'gnus-part-display-hook) (dolist (elem alist) (setq val @@ -8399,13 +8650,6 @@ For example: (save-restriction (funcall (cadr elem))))))) -;; Dynamic variables. -(defvar part-number) -(defvar total-parts) -(defvar gnus-treat-type) -(defvar gnus-treat-condition) -(defvar gnus-treat-length) - (defun gnus-treat-predicate (val) (cond ((null val) @@ -8654,7 +8898,7 @@ For example: (gnus-mime-security-show-details handle) (gnus-mime-security-verify-or-decrypt handle)))) -(defun gnus-insert-mime-security-button (handle &optional displayed) +(defun gnus-insert-mime-security-button (handle &optional _displayed) (let* ((protocol (mm-handle-multipart-ctl-parameter handle 'protocol)) (gnus-tmp-type (concat @@ -8702,7 +8946,7 @@ For example: :action 'gnus-widget-press-button :button-keymap gnus-mime-security-button-map :help-echo - (lambda (widget) + (lambda (_widget) ;; Needed to properly clear the message due to a bug in ;; wid-edit (XEmacs only). (when (boundp 'help-echo-owns-message)