;;; gnus-art.el --- article mode commands for Semi-gnus
-;; Copyright (C) 1996,97,98,99 Free Software Foundation, Inc.
+;; Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
;; MORIOKA Tomohiko <morioka@jaist.ac.jp>
(eval-when-compile (require 'static))
(require 'path-util)
-(require 'custom)
(require 'gnus)
(require 'gnus-sum)
(require 'gnus-spec)
(require 'gnus-int)
-(require 'browse-url)
(require 'alist)
(require 'mime-view)
+(require 'wid-edit)
;; Avoid byte-compile warnings.
-(defvar gnus-article-decoded-p)
-(defvar gnus-article-mime-handles)
(eval-when-compile
(require 'mm-bodies)
(require 'mail-parse)
(require 'mm-decode)
(require 'mm-view)
- (require 'wid-edit)
(require 'mm-uu)
)
(const :tag "Followup-to identical to newsgroups." followup-to)
(const :tag "Reply-to identical to from." reply-to)
(const :tag "Date less than four days old." date)
- (const :tag "Very long To header." long-to)
- (const :tag "Multiple To headers." many-to))
+ (const :tag "Very long To and/or Cc header." long-to)
+ (const :tag "Multiple To and/or Cc headers." many-to))
:group 'gnus-article-hiding)
(defcustom gnus-signature-separator '("^-- $" "^-- *$")
:group 'gnus-article-hiding)
(defcustom gnus-article-x-face-command
- (if (and (not gnus-xemacs)
- window-system
- (module-installed-p 'x-face-mule))
- 'x-face-mule-gnus-article-display-x-face
- "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | display -"
- )
+ (cond
+ ;; Fixme: This isn't the right thing for mixed graphical and and
+ ;; non-graphical frames in a session.
+ ((and (fboundp 'image-type-available-p)
+ (image-type-available-p 'xbm))
+ (if (module-installed-p 'x-face-e21)
+ 'x-face-decode-message-header
+ 'gnus-article-display-xface))
+ ((and (not gnus-xemacs)
+ window-system
+ (module-installed-p 'x-face-mule))
+ 'x-face-mule-gnus-article-display-x-face)
+ (t
+ "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | display -"))
"*String or function to be executed to display an X-Face header.
If it is a string, the command will be executed in a sub-shell
asynchronously. The compressed face will be piped to this command."
- :type 'string ;Leave function case to Lisp.
+ :type '(choice string
+ (function-item
+ :tag "x-face-decode-message-header (x-face-e21)"
+ x-face-decode-message-header)
+ (function-item gnus-article-display-xface)
+ (function-item x-face-mule-gnus-article-display-x-face)
+ function)
:group 'gnus-article-washing)
(defcustom gnus-article-x-face-too-ugly nil
face))
:group 'gnus-article-emphasis)
+(defcustom gnus-emphasize-whitespace-regexp "^[ \t]+\\|[ \t]*\n"
+ "A regexp to describe whitespace which should not be emphasized.
+Typical values are \"^[ \\t]+\\\\|[ \\t]*\\n\" and \"[ \\t]+\\\\|[ \\t]*\\n\".
+The former avoids underlining of leading and trailing whitespace,
+and the latter avoids underlining any whitespace at all."
+ :group 'gnus-article-emphasis
+ :type 'regexp)
+
(defface gnus-emphasis-bold '((t (:bold t)))
"Face used for displaying strong emphasized text (*word*)."
:group 'gnus-article-emphasis)
(put 'gnus-treat-overstrike 'highlight t)
(defcustom gnus-treat-display-xface
- (if (or (and gnus-xemacs (featurep 'xface))
+ (if (or (and (fboundp 'image-type-available-p)
+ (image-type-available-p 'xbm)
+ (string-match "^0x" (shell-command-to-string "uncompface")))
+ (and gnus-xemacs (featurep 'xface))
(eq 'x-face-mule-gnus-article-display-x-face
gnus-article-x-face-command))
'head
(if (or (and gnus-xemacs (featurep 'xpm))
(and (not gnus-xemacs)
window-system
- (module-installed-p 'smiley-mule)))
+ (module-installed-p 'gnus-bitmap)))
t
nil)
"Display smileys.
4))
(gnus-article-hide-header "date"))))
((eq elem 'long-to)
- (let ((to (message-fetch-field "to")))
+ (let ((to (message-fetch-field "to"))
+ (cc (message-fetch-field "cc")))
(when (> (length to) 1024)
- (gnus-article-hide-header "to"))))
+ (gnus-article-hide-header "to"))
+ (when (> (length cc) 1024)
+ (gnus-article-hide-header "cc"))))
((eq elem 'many-to)
- (let ((to-count 0))
+ (let ((to-count 0)
+ (cc-count 0))
(goto-char (point-min))
(while (re-search-forward "^to:" nil t)
(setq to-count (1+ to-count)))
(forward-line -1)
(narrow-to-region (point) (point-max))
(gnus-article-hide-header "to"))
- (setq to-count (1- to-count)))))))))))))
+ (setq to-count (1- to-count))))
+ (goto-char (point-min))
+ (while (re-search-forward "^cc:" nil t)
+ (setq cc-count (1+ cc-count)))
+ (when (> cc-count 1)
+ (while (> cc-count 0)
+ (goto-char (point-min))
+ (save-restriction
+ (re-search-forward "^cc:" nil nil cc-count)
+ (forward-line -1)
+ (narrow-to-region (point) (point-max))
+ (gnus-article-hide-header "cc"))
+ (setq cc-count (1- cc-count)))))))))))))
(defun gnus-article-hide-header (header)
(save-excursion
(not (string-match gnus-article-x-face-too-ugly
from))))
;; Has to be present.
- (re-search-forward "^X-Face: " nil t))
+ (re-search-forward "^X-Face:[ \t]*" nil t))
;; This used to try to do multiple faces (`while' instead of
;; `when' above), but (a) sending multiple EOFs to xv doesn't
;; work (b) it can crash some versions of Emacs (c) are
(set-buffer gnus-summary-buffer)
(error))
gnus-newsgroup-ignored-charsets))
- ct cte ctl charset)
+ ct cte ctl charset format)
(save-excursion
(save-restriction
(article-narrow-to-head)
(prompt
(mm-read-coding-system "Charset to decode: "))
(ctl
- (mail-content-type-get ctl 'charset))))
+ (mail-content-type-get ctl 'charset)))
+ format (and ctl (mail-content-type-get ctl 'format)))
+ (when cte
+ (setq cte (mail-header-strip cte)))
(if (and ctl (not (string-match "/" (car ctl))))
(setq ctl nil))
(goto-char (point-max)))
(forward-line 1)
(save-restriction
(narrow-to-region (point) (point-max))
+ (if (and (eq mail-parse-charset 'gnus-decoded)
+ (eq (mm-body-7-or-8) '8bit))
+ ;; The text code could have been decoded.
+ (setq charset mail-parse-charset))
(when (and (or (not ctl)
- (equal (car ctl) "text/plain")))
+ (equal (car ctl) "text/plain"))
+ (not format)) ;; article with format will decode later.
(mm-decode-body
charset (and cte (intern (downcase
(gnus-strip-whitespace cte))))
(when (or force
(and type (string-match "quoted-printable" (downcase type))))
(article-goto-body)
+ (quoted-printable-decode-region (point) (point-max) charset)))))
+
+(defun article-de-base64-unreadable (&optional force)
+ "Translate a base64 article.
+If FORCE, decode the article whether it is marked as base64 not."
+ (interactive (list 'force))
+ (save-excursion
+ (let ((buffer-read-only nil)
+ (type (gnus-fetch-field "content-transfer-encoding"))
+ (charset gnus-newsgroup-charset))
+ (when (or force
+ (and type (string-match "quoted-printable" (downcase type))))
+ (article-goto-body)
(save-restriction
(narrow-to-region (point) (point-max))
- (quoted-printable-decode-region (point-min) (point-max))
- (when charset
- (mm-decode-body charset)))))))
+ (base64-decode-region (point-min) (point-max))
+ (if (mm-coding-system-p charset)
+ (mm-decode-coding-region (point-min) (point-max) charset)))))))
(eval-when-compile
(require 'rfc1843))
(let ((buffer-read-only nil))
(rfc1843-decode-region (point-min) (point-max)))))
+(defun article-wash-html ()
+ "Format an html article."
+ (interactive)
+ (save-excursion
+ (let ((buffer-read-only nil)
+ (charset gnus-newsgroup-charset))
+ (article-goto-body)
+ (save-window-excursion
+ (save-restriction
+ (narrow-to-region (point) (point-max))
+ (mm-setup-w3)
+ (let ((w3-strict-width (window-width))
+ (url-standalone-mode t))
+ (condition-case var
+ (w3-region (point-min) (point-max))
+ (error))))))))
+
(defun article-hide-list-identifiers ()
"Remove list identifies from the Subject header.
The `gnus-list-identifiers' variable specifies what to do."
(when regexp
(goto-char (point-min))
(when (re-search-forward
- (concat "^Subject: +\\(Re: +\\)?\\(" regexp " *\\)")
+ (concat "^Subject: +\\(\\(\\(Re: +\\)?\\(" regexp
+ " *\\)\\)+\\(Re: +\\)?\\)")
nil t)
- (delete-region (match-beginning 2) (match-end 0)))))))))
+ (let ((s (or (match-string 3) (match-string 5))))
+ (delete-region (match-beginning 1) (match-end 1))
+ (when s
+ (goto-char (match-beginning 1))
+ (insert s))))))))))
(defun article-hide-pgp ()
"Remove any PGP headers and signatures in the current article."
gfunc (cdr func))
(setq afunc func
gfunc (intern (format "gnus-%s" func))))
- (fset gfunc
- (if (not (fboundp afunc))
- nil
- `(lambda (&optional interactive &rest args)
- ,(documentation afunc t)
- (interactive (list t))
- (save-excursion
- (set-buffer gnus-article-buffer)
- (if interactive
- (call-interactively ',afunc)
- (apply ',afunc args))))))))
+ (defalias gfunc
+ (if (fboundp afunc)
+ `(lambda (&optional interactive &rest args)
+ ,(documentation afunc t)
+ (interactive (list t))
+ (save-excursion
+ (set-buffer gnus-article-buffer)
+ (if interactive
+ (call-interactively ',afunc)
+ (apply ',afunc args))))))))
'(article-hide-headers
article-hide-boring-headers
article-toggle-headers
article-remove-cr
article-display-x-face
article-de-quoted-unreadable
+ article-de-base64-unreadable
article-decode-HZ
+ article-wash-html
article-hide-list-identifiers
article-hide-pgp
article-strip-banner
"s" gnus-article-show-summary
"\C-c\C-m" gnus-article-mail
"?" gnus-article-describe-briefly
- "e" gnus-summary-article-edit
+ "e" gnus-summary-edit-article
"<" beginning-of-buffer
">" end-of-buffer
"\C-c\C-i" gnus-info-find-node
(make-local-variable 'gnus-article-mime-handles)
(make-local-variable 'gnus-article-decoded-p)
(make-local-variable 'gnus-article-mime-handle-alist)
- (make-local-variable 'gnus-article-washed-types)
+ (make-local-variable 'gnus-article-wash-types)
(gnus-set-default-directory)
(buffer-disable-undo)
(setq buffer-read-only t)
;; Init original article buffer.
(save-excursion
(set-buffer (gnus-get-buffer-create gnus-original-article-buffer))
+ (set-buffer-multibyte nil)
(setq major-mode 'gnus-original-article-mode)
(make-local-variable 'gnus-original-article))
(if (get-buffer name)
(save-excursion
(set-buffer name)
- (kill-all-local-variables)
(buffer-disable-undo)
(setq buffer-read-only t)
(unless (eq major-mode 'gnus-article-mode)
(mime-display-message mime-message-structure
gnus-article-buffer nil gnus-article-mode-map)
(when all-headers
- (gnus-article-hide-headers nil -1))
- )
- ;; `mime-display-message' changes current buffer to `gnus-article-buffer'.
- (make-local-variable 'mime-button-mother-dispatcher)
- (setq mime-button-mother-dispatcher
- (function gnus-article-push-button))
+ (gnus-article-hide-headers nil -1)))
(run-hooks 'gnus-mime-article-prepare-hook))
(defun gnus-article-display-traditional-message ()
(message "Message marked for downloading"))
(gnus-summary-mark-article article gnus-canceled-mark)
(unless (memq article gnus-newsgroup-sparse)
- (gnus-error 1
- "No such article (may have expired or been canceled)")))))
+ (gnus-error 1 "No such article (may have expired or been canceled)")))))
(if (or (eq result 'pseudo)
(eq result 'nneething))
(progn
(cons (caddr c) (car c)))
gnus-mime-button-commands))))))
(if response
- (funcall response))))))
+ (call-interactively response))))))
(defun gnus-mime-view-all-parts (&optional handles)
"View all the MIME parts."
(let ((data (get-text-property (point) 'gnus-data)))
(mm-interactively-view-part data)))
-(defun gnus-mime-view-part-as-type ()
+(defun gnus-mime-view-part-as-type-internal ()
+ (gnus-article-check-buffer)
+ (let* ((name (mail-content-type-get
+ (mm-handle-type (get-text-property (point) 'gnus-data))
+ 'name))
+ (def-type (and name (mm-default-file-encoding name))))
+ (and def-type (cons def-type 0))))
+
+(defun gnus-mime-view-part-as-type (mime-type)
"Choose a MIME media type, and view the part as such."
(interactive
- (list (completing-read "View as MIME type: "
- (mapcar 'list (mailcap-mime-types)))))
+ (list (completing-read
+ "View as MIME type: "
+ (mapcar (lambda (i) (list i i)) (mailcap-mime-types))
+ nil nil
+ (gnus-mime-view-part-as-type-internal))))
(gnus-article-check-buffer)
(let ((handle (get-text-property (point) 'gnus-data)))
- (gnus-mm-display-part handle)))
+ (gnus-mm-display-part
+ (mm-make-handle (mm-handle-buffer handle)
+ (cons mime-type (cdr (mm-handle-type handle)))
+ (mm-handle-encoding handle)
+ (mm-handle-undisplayer handle)
+ (mm-handle-disposition handle)
+ (mm-handle-description handle)
+ (mm-handle-cache handle)
+ (mm-handle-id handle)))))
(defun gnus-mime-copy-part (&optional handle)
"Put the the MIME part under point into a new buffer."
(gnus-article-check-buffer)
(let* ((handle (or handle (get-text-property (point) 'gnus-data)))
(mm-user-display-methods nil)
- (mm-inline-large-images nil)
+ (mm-inlined-types nil)
(mail-parse-charset gnus-newsgroup-charset)
(mail-parse-ignored-charsets
(save-excursion (set-buffer gnus-summary-buffer)
(if gnus-show-mime ?m ? )
(if emphasis ?e ? )))))
-(fset 'gnus-article-hide-headers-if-wanted 'gnus-article-maybe-hide-headers)
+(defalias 'gnus-article-hide-headers-if-wanted 'gnus-article-maybe-hide-headers)
(defun gnus-article-maybe-hide-headers ()
"Hide unwanted headers if `gnus-have-all-headers' is nil.
(forward-line 1)
(setq start nil))
(unless (or (cond ((eq (1+ (buffer-size)) (point))
- (setq end-of-buffer t))
+ (and (pos-visible-in-window-p)
+ (setq end-of-buffer t)))
((eobp)
(setq end-of-page t)))
(not lines))
(t
(if start
(set-window-start (selected-window) start)
- (scroll-up lines))
+ (let (window-pixel-scroll-increment)
+ (scroll-up lines)))
nil))))
(defun gnus-article-prev-page (&optional lines)
(gnus-narrow-to-page -1))
(t
(condition-case nil
- (scroll-down lines)
+ (let (window-pixel-scroll-increment)
+ (scroll-down lines))
(beginning-of-buffer
(goto-char (point-min))))))))
;; We disable the pick minor mode commands.
(let (gnus-pick-mode)
(setq func (lookup-key (current-local-map) keys))))
- (if (not func)
+ (if (or (not func)
+ (numberp func))
(ding)
(unless (member keys nosave-in-article)
(set-buffer gnus-article-current-summary))
(gnus-cache-request-article article group))
'article)
;; Get the article and put into the article buffer.
- ((or (stringp article) (numberp article))
+ ((or (stringp article)
+ (numberp article))
(let ((gnus-override-method gnus-override-method)
(methods (and (stringp article)
gnus-refer-article-method))
(buffer-read-only nil))
(setq methods
(if (listp methods)
- (delq 'current methods)
+ methods
(list methods)))
- (if (and (null gnus-override-method) methods)
- (setq gnus-override-method (pop methods)))
+ (when (and (null gnus-override-method)
+ methods)
+ (setq gnus-override-method (pop methods)))
(while (not result)
+ (when (eq gnus-override-method 'current)
+ (setq gnus-override-method gnus-current-select-method))
(erase-buffer)
(gnus-kill-all-overlays)
(let ((gnus-newsgroup-name group))
(if (get-buffer gnus-original-article-buffer)
(set-buffer gnus-original-article-buffer)
(set-buffer (gnus-get-buffer-create gnus-original-article-buffer))
+ (set-buffer-multibyte nil)
(buffer-disable-undo)
(setq major-mode 'gnus-original-article-mode)
(setq buffer-read-only t))
"Exit the article editing without updating."
(interactive)
;; We remove all text props from the article buffer.
- (let ((buf (format "%s" (buffer-string)))
+ (let ((buf (buffer-substring-no-properties (point-min) (point-max)))
(curbuf (current-buffer))
(p (point))
(window-start (window-start)))
;;; Internal Variables:
-(defcustom gnus-button-url-regexp "\\b\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\):\\(//[-a-zA-Z0-9_.]+:[0-9]*\\)?\\([-a-zA-Z0-9_=!?#$@~`%&*+|\\/:;.,]\\|\\w\\)+\\([-a-zA-Z0-9_=#$@~`%&*+|\\/]\\|\\w\\)"
+(defcustom gnus-button-url-regexp "\\b\\(\\(www\\.\\|\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\):\\)\\(//[-a-zA-Z0-9_.]+:[0-9]*\\)?\\([-a-zA-Z0-9_=!?#$@~`%&*+|\\/:;.,]\\|\\w\\)+\\([-a-zA-Z0-9_=#$@~`%&*+|\\/]\\|\\w\\)\\)"
"Regular expression that matches URLs."
:group 'gnus-article-buttons
:type 'regexp)
(nconc (and gnus-article-mouse-face
(list gnus-mouse-face-prop gnus-article-mouse-face))
(list 'gnus-callback fun)
- (and data (list 'gnus-data data)))))
+ (and data (list 'gnus-data data))))
+ (widget-convert-button 'link from to :action 'gnus-widget-press-button
+ ;; Quote `:button-keymap' for Mule 2.3
+ ;; but it won't work.
+ ':button-keymap gnus-widget-button-keymap))
;;; Internal functions:
(gnus-run-hooks 'gnus-part-display-hook)
(unless gnus-inhibit-treatment
(while (setq elem (pop alist))
- (setq val (symbol-value (car elem)))
+ (setq val
+ (save-excursion
+ (if (gnus-buffer-live-p gnus-summary-buffer)
+ (set-buffer gnus-summary-buffer))
+ (symbol-value (car elem))))
(when (and (or (consp val)
treated-type)
(gnus-treat-predicate val)