;;; gnus-art.el --- article mode commands for Gnus
-;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001
+;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
;; Free Software Foundation, Inc.
;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
(require 'gnus-sum)
(require 'gnus-spec)
(require 'gnus-int)
+(require 'gnus-win)
(require 'mm-bodies)
(require 'mail-parse)
(require 'mm-decode)
"^X-UIDL:" "^MIME-Version:" "^Return-Path:" "^In-Reply-To:"
"^Content-Type:" "^Content-Transfer-Encoding:" "^X-WebTV-Signature:"
"^X-MimeOLE:" "^X-MSMail-Priority:" "^X-Priority:" "^X-Loop:"
- "^X-Authentication-Warning:" "^X-MIME-Autoconverted:" "^X-Face:"
+ "^X-Authentication-Warning:" "^X-MIME-Autoconverted:" "^X-Face"
"^X-Attribution:" "^X-Originating-IP:" "^Delivered-To:"
"^NNTP-[-A-Za-z]+:" "^Distribution:" "^X-no-archive:" "^X-Trace:"
"^X-Complaints-To:" "^X-NNTP-Posting-Host:" "^X-Orig.*:"
"^X-Abuse-Info:" "^X-From_:" "^X-Accept-Language:" "^Errors-To:"
"^X-BeenThere:" "^X-Mailman-Version:" "^List-Help:" "^List-Post:"
"^List-Subscribe:" "^List-Id:" "^List-Unsubscribe:" "^List-Archive:"
- "^X-Content-length:" "^X-Posting-Agent:" "^Original-Received:")
+ "^X-Content-length:" "^X-Posting-Agent:" "^Original-Received:"
+ "^X-Request-PGP:" "^X-Fingerprint:" "^X-WRIEnvto:" "^X-WRIEnvfrom:"
+ "^X-Virus-Scanned:" "^X-Delivery-Agent:" "^Posted-Date:" "^X-Gateway:"
+ "^X-Local-Origin:" "^X-Local-Destination:" "^X-UserInfo1:"
+ "^X-Received-Date:")
"*All headers that start with this regexp will be hidden.
This variable can also be a list of regexps of headers to be ignored.
If `gnus-visible-headers' is non-nil, this variable will be ignored."
;; non-graphical frames in a session.
(defcustom gnus-article-x-face-command
(if (featurep 'xemacs)
- (if (or (featurep 'xface)
- (featurep 'xpm))
- 'gnus-xmas-article-display-xface
+ (if (or (gnus-image-type-available-p 'xface)
+ (gnus-image-type-available-p 'pbm))
+ 'gnus-display-x-face-in-from
"{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | ee -")
- (if (and (fboundp 'image-type-available-p)
- (image-type-available-p 'xbm))
- 'gnus-article-display-xface
- (if gnus-article-compface-xbm
- "{ echo '/* Width=48, Height=48 */'; uncompface; } | display -"
- "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | \
-display -")))
+ (if (gnus-image-type-available-p 'pbm)
+ 'gnus-display-x-face-in-from
+ "{ 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 `(choice string
- (function-item
- ,(if (featurep 'xemacs)
- 'gnus-xmas-article-display-xface
- 'gnus-article-display-xface))
+ (function-item gnus-display-x-face-in-from)
function)
:version "21.1"
:group 'gnus-article-washing)
(defcustom gnus-emphasis-alist
(let ((format
- "\\(\\s-\\|^\\|[-\"]\\|\\s(\\)\\(%s\\(\\w+\\(\\s-+\\w+\\)*[.,]?\\)%s\\)\\(\\s-\\|[-,;:\"]\\s-\\|[?!.]+\\s-\\|\\s)\\)")
+ "\\(\\s-\\|^\\|\\=\\|[-\"]\\|\\s(\\)\\(%s\\(\\w+\\(\\s-+\\w+\\)*[.,]?\\)%s\\)\\(\\([-,.;:!?\"]\\|\\s)\\)+\\s-\\|[?!.]\\s-\\|\\s)\\|\\s-\\)")
(types
- '(("_" "_" underline)
+ '(("\\*" "\\*" bold)
+ ("_" "_" underline)
("/" "/" italic)
- ("\\*" "\\*" bold)
("_/" "/_" underline-italic)
("_\\*" "\\*_" underline-bold)
("\\*/" "/\\*" bold-italic)
("_\\*/" "/\\*_" underline-bold-italic))))
- `(("\\(\\s-\\|^\\)\\(_\\(\\(\\w\\|_[^_]\\)+\\)_\\)\\(\\s-\\|[?!.,;]\\)"
- 2 3 gnus-emphasis-underline)
- ,@(mapcar
+ `(,@(mapcar
(lambda (spec)
(list
(format format (car spec) (cadr spec))
2 3 (intern (format "gnus-emphasis-%s" (nth 2 spec)))))
- types)))
+ types)
+ ("\\(\\s-\\|^\\)\\(_\\(\\(\\w\\|_[^_]\\)+\\)_\\)\\(\\s-\\|[?!.,;]\\)"
+ 2 3 gnus-emphasis-underline)))
"*Alist that says how to fontify certain phrases.
Each item looks like this:
:group 'gnus-article-mime
:type '(repeat regexp))
+(defcustom gnus-body-boundary-delimiter "_"
+ "String used to delimit header and body.
+This variable is used by `gnus-article-treat-body-boundary' which can
+be controlled by `gnus-treat-body-boundary'."
+ :group 'gnus-article-various
+ :type '(choice (item :tag "None" :value nil)
+ string))
+
+(defcustom gnus-picon-databases '("/usr/lib/picon" "/usr/local/faces")
+ "*Defines the location of the faces database.
+For information on obtaining this database of pretty pictures, please
+see http://www.cs.indiana.edu/picons/ftp/index.html"
+ :type 'directory
+ :group 'gnus-picon)
+
+(defun gnus-picons-installed-p ()
+ "Say whether picons are installed on your machine."
+ (let ((installed nil))
+ (dolist (database gnus-picon-databases)
+ (when (file-exists-p database)
+ (setq installed t)))
+ installed))
+
(defcustom gnus-article-mime-part-function nil
"Function called with a MIME handle as the argument.
This is meant for people who want to do something automatic based
("toggle display" . gnus-article-press-button)
("toggle display" . gnus-article-view-part-as-charset)
("view as type" . gnus-mime-view-part-as-type)
- ("internalize type" . gnus-mime-internalize-part)
- ("externalize type" . gnus-mime-externalize-part))
- "An alist of actions that run on the MIME attachment."
- :group 'gnus-article-mime
- :type '(repeat (cons (string :tag "name")
- (function))))
-
-(defcustom gnus-mime-action-alist
- '(("save to file" . gnus-mime-save-part)
- ("display as text" . gnus-mime-inline-part)
- ("view the part" . gnus-mime-view-part)
- ("pipe to command" . gnus-mime-pipe-part)
- ("toggle display" . gnus-article-press-button)
- ("view as type" . gnus-mime-view-part-as-type)
- ("internalize type" . gnus-mime-internalize-part)
- ("externalize type" . gnus-mime-externalize-part))
+ ("view internally" . gnus-mime-view-part-internally)
+ ("view externally" . gnus-mime-view-part-externally))
"An alist of actions that run on the MIME attachment."
- :version "21.1"
:group 'gnus-article-mime
:type '(repeat (cons (string :tag "name")
(function))))
(defcustom gnus-treat-buttonize 100000
"Add buttons.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles'."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(put 'gnus-treat-buttonize 'highlight t)
(defcustom gnus-treat-buttonize-head 'head
"Add buttons to the head.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(put 'gnus-treat-buttonize-head 'highlight t)
50000)
"Emphasize text.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(put 'gnus-treat-emphasize 'highlight t)
(defcustom gnus-treat-strip-cr nil
"Remove carriage returns.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
+ :group 'gnus-article-treat
+ :type gnus-article-treat-custom)
+
+(defcustom gnus-treat-unsplit-urls nil
+ "Remove newlines from within URLs.
+Valid values are nil, t, `head', `last', an integer or a predicate.
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-leading-whitespace nil
"Remove leading whitespace in headers.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-hide-headers 'head
"Hide headers.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-hide-boring-headers nil
"Hide boring headers.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-hide-signature nil
"Hide the signature.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-fill-article nil
"Fill the article.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-hide-citation nil
"Hide cited text.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-hide-citation-maybe nil
"Hide cited text.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-strip-list-identifiers 'head
"Strip list identifiers from `gnus-list-identifiers`.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:version "21.1"
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-strip-pgp t
"Strip PGP signatures.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-strip-pem nil
"Strip PEM signatures.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
"Strip banners from articles.
The banner to be stripped is specified in the `banner' group parameter.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-highlight-headers 'head
"Highlight the headers.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(put 'gnus-treat-highlight-headers 'highlight t)
(defcustom gnus-treat-highlight-citation t
"Highlight cited text.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(put 'gnus-treat-highlight-citation 'highlight t)
(defcustom gnus-treat-date-ut nil
"Display the Date in UT (GMT).
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-date-local nil
"Display the Date in the local timezone.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-date-english nil
"Display the Date in a format that can be read aloud in English.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-date-lapsed nil
"Display the Date header in a way that says how much time has elapsed.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-date-original nil
"Display the date in the original timezone.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-date-iso8601 nil
"Display the date in the ISO8601 format.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:version "21.1"
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
"Display the date in a user-defined format.
The format is defined by the `gnus-article-time-format' variable.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
(defcustom gnus-treat-strip-headers-in-body t
"Strip the X-No-Archive header line from the beginning of the body.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:version "21.1"
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-strip-trailing-blank-lines nil
"Strip trailing blank lines.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-strip-leading-blank-lines nil
"Strip leading blank lines.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-strip-multiple-blank-lines nil
"Strip multiple blank lines.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
+ :group 'gnus-article-treat
+ :type gnus-article-treat-custom)
+
+(defcustom gnus-treat-unfold-headers 'head
+ "Unfold folded header lines.
+Valid values are nil, t, `head', `last', an integer or a predicate.
+See Info node `(gnus)Customizing Articles' for details."
+ :group 'gnus-article-treat
+ :type gnus-article-treat-custom)
+
+(defcustom gnus-treat-fold-headers nil
+ "Fold headers.
+Valid values are nil, t, `head', `last', an integer or a predicate.
+See Info node `(gnus)Customizing Articles' for details."
+ :group 'gnus-article-treat
+ :type gnus-article-treat-custom)
+
+(defcustom gnus-treat-fold-newsgroups 'head
+ "Fold the Newsgroups and Followup-To headers.
+Valid values are nil, t, `head', `last', an integer or a predicate.
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-overstrike t
"Treat overstrike highlighting.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(put 'gnus-treat-overstrike 'highlight t)
(defcustom gnus-treat-display-xface
- (and (or (and (fboundp 'image-type-available-p)
+ (and (not noninteractive)
+ (or (and (fboundp 'image-type-available-p)
(image-type-available-p 'xbm)
(string-match "^0x" (shell-command-to-string "uncompface")))
- (and (featurep 'xemacs) (featurep 'xface)))
+ (and (featurep 'xemacs)
+ (featurep 'xface)))
'head)
"Display X-Face headers.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' and Info node
+`(gnus)X-Face' for details."
:group 'gnus-article-treat
:version "21.1"
:type gnus-article-treat-head-custom)
(put 'gnus-treat-display-xface 'highlight t)
+(defcustom gnus-treat-display-grey-xface
+ (and (not noninteractive)
+ (string-match "^0x" (shell-command-to-string "uncompface"))
+ t)
+ "Display grey X-Face headers.
+Valid values are nil, t."
+ :group 'gnus-article-treat
+ :version "21.3"
+ :type 'boolean)
+(put 'gnus-treat-display-grey-xface 'highlight t)
+
(defcustom gnus-treat-display-smileys
(if (or (and (featurep 'xemacs)
(featurep 'xpm))
t nil)
"Display smileys.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' and Info node
+`(gnus)Smileys' for details."
:group 'gnus-article-treat
:version "21.1"
:type gnus-article-treat-custom)
(put 'gnus-treat-display-smileys 'highlight t)
-(defcustom gnus-treat-display-picons (if (featurep 'xemacs) 'head nil)
- "Display picons.
+(defcustom gnus-treat-from-picon
+ (if (and (gnus-image-type-available-p 'xpm)
+ (gnus-picons-installed-p))
+ 'head nil)
+ "Display picons in the From header.
+Valid values are nil, t, `head', `last', an integer or a predicate.
+See Info node `(gnus)Customizing Articles' and Info node
+`(gnus)Picons' for details."
+ :group 'gnus-article-treat
+ :type gnus-article-treat-head-custom)
+(put 'gnus-treat-from-picon 'highlight t)
+
+(defcustom gnus-treat-mail-picon
+ (if (and (gnus-image-type-available-p 'xpm)
+ (gnus-picons-installed-p))
+ 'head nil)
+ "Display picons in To and Cc headers.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' and Info node
+`(gnus)Picons' for details."
:group 'gnus-article-treat
:type gnus-article-treat-head-custom)
-(put 'gnus-treat-display-picons 'highlight t)
+(put 'gnus-treat-mail-picon 'highlight t)
+
+(defcustom gnus-treat-newsgroups-picon
+ (if (and (gnus-image-type-available-p 'xpm)
+ (gnus-picons-installed-p))
+ 'head nil)
+ "Display picons in the Newsgroups and Followup-To headers.
+Valid values are nil, t, `head', `last', an integer or a predicate.
+See Info node `(gnus)Customizing Articles' and Info node
+`(gnus)Picons' for details."
+ :group 'gnus-article-treat
+ :type gnus-article-treat-head-custom)
+(put 'gnus-treat-newsgroups-picon 'highlight t)
+
+(defcustom gnus-treat-body-boundary
+ (if (or gnus-treat-newsgroups-picon
+ gnus-treat-mail-picon
+ gnus-treat-from-picon)
+ 'head nil)
+ "Draw a boundary at the end of the headers.
+Valid values are nil, t, `head', `last', an integer or a predicate.
+See Info node `(gnus)Customizing Articles' for details."
+ :version "21.1"
+ :group 'gnus-article-treat
+ :type gnus-article-treat-custom)
(defcustom gnus-treat-capitalize-sentences nil
"Capitalize sentence-starting words.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:version "21.1"
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-fill-long-lines nil
"Fill long lines.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-play-sounds nil
"Play sounds.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:version "21.1"
:group 'gnus-article-treat
:type gnus-article-treat-custom)
(defcustom gnus-treat-translate nil
"Translate articles from one language to another.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:version "21.1"
:group 'gnus-article-treat
:type gnus-article-treat-custom)
"Verify X-PGP-Sig.
To automatically treat X-PGP-Sig, set it to head.
Valid values are nil, t, `head', `last', an integer or a predicate.
-See the manual for details."
+See Info node `(gnus)Customizing Articles' for details."
:group 'gnus-article-treat
:group 'mime-security
:type gnus-article-treat-custom)
:type 'string
:group 'mime-security)
+(defvar gnus-article-wash-function nil
+ "Function used for converting HTML into text.")
+
;;; Internal variables
(defvar gnus-english-month-names
(defvar article-goto-body-goes-to-point-min-p nil)
(defvar gnus-article-wash-types nil)
(defvar gnus-article-emphasis-alist nil)
+(defvar gnus-article-image-alist nil)
(defvar gnus-article-mime-handle-alist-1 nil)
(defvar gnus-treatment-function-alist
(gnus-treat-fill-article gnus-article-fill-cited-article)
(gnus-treat-fill-long-lines gnus-article-fill-long-lines)
(gnus-treat-strip-cr gnus-article-remove-cr)
- (gnus-treat-emphasize gnus-article-emphasize)
- (gnus-treat-display-xface gnus-article-display-x-face)
+ (gnus-treat-unsplit-urls gnus-article-unsplit-urls)
(gnus-treat-date-ut gnus-article-date-ut)
(gnus-treat-date-local gnus-article-date-local)
(gnus-treat-date-english gnus-article-date-english)
(gnus-treat-date-original gnus-article-date-original)
(gnus-treat-date-user-defined gnus-article-date-user)
(gnus-treat-date-iso8601 gnus-article-date-iso8601)
+ (gnus-treat-display-xface gnus-article-display-x-face)
(gnus-treat-hide-headers gnus-article-maybe-hide-headers)
(gnus-treat-hide-boring-headers gnus-article-hide-boring-headers)
(gnus-treat-hide-signature gnus-article-hide-signature)
- (gnus-treat-hide-citation gnus-article-hide-citation)
- (gnus-treat-hide-citation-maybe gnus-article-hide-citation-maybe)
(gnus-treat-strip-list-identifiers gnus-article-hide-list-identifiers)
(gnus-treat-leading-whitespace gnus-article-remove-leading-whitespace)
(gnus-treat-strip-pgp gnus-article-hide-pgp)
(gnus-treat-strip-pem gnus-article-hide-pem)
+ (gnus-treat-from-picon gnus-treat-from-picon)
+ (gnus-treat-mail-picon gnus-treat-mail-picon)
+ (gnus-treat-newsgroups-picon gnus-treat-newsgroups-picon)
(gnus-treat-highlight-headers gnus-article-highlight-headers)
- (gnus-treat-highlight-citation gnus-article-highlight-citation)
(gnus-treat-highlight-signature gnus-article-highlight-signature)
(gnus-treat-strip-trailing-blank-lines
gnus-article-remove-trailing-blank-lines)
(gnus-treat-strip-multiple-blank-lines
gnus-article-strip-multiple-blank-lines)
(gnus-treat-overstrike gnus-article-treat-overstrike)
+ (gnus-treat-unfold-headers gnus-article-treat-unfold-headers)
+ (gnus-treat-fold-headers gnus-article-treat-fold-headers)
+ (gnus-treat-fold-newsgroups gnus-article-treat-fold-newsgroups)
(gnus-treat-buttonize-head gnus-article-add-buttons-to-head)
- (gnus-treat-display-smileys gnus-smiley-display)
+ (gnus-treat-display-smileys gnus-treat-smiley)
(gnus-treat-capitalize-sentences gnus-article-capitalize-sentences)
- (gnus-treat-display-picons gnus-article-display-picons)
+ (gnus-treat-emphasize gnus-article-emphasize)
+ (gnus-treat-hide-citation gnus-article-hide-citation)
+ (gnus-treat-hide-citation-maybe gnus-article-hide-citation-maybe)
+ (gnus-treat-highlight-citation gnus-article-highlight-citation)
+ (gnus-treat-body-boundary gnus-article-treat-body-boundary)
(gnus-treat-play-sounds gnus-earcon-display)))
(defvar gnus-article-mime-handle-alist nil)
(defvar gnus-inhibit-hiding nil)
+;;; Macros for dealing with the article buffer.
+
+(defmacro gnus-with-article-headers (&rest forms)
+ `(save-excursion
+ (set-buffer gnus-article-buffer)
+ (save-restriction
+ (let ((buffer-read-only nil)
+ (inhibit-point-motion-hooks t)
+ (case-fold-search t))
+ (article-narrow-to-head)
+ ,@forms))))
+
+(put 'gnus-with-article-headers 'lisp-indent-function 0)
+(put 'gnus-with-article-headers 'edebug-form-spec '(body))
+
+(defmacro gnus-with-article-buffer (&rest forms)
+ `(save-excursion
+ (set-buffer gnus-article-buffer)
+ (let ((buffer-read-only nil))
+ ,@forms)))
+
+(put 'gnus-with-article-buffer 'lisp-indent-function 0)
+(put 'gnus-with-article-buffer 'edebug-form-spec '(body))
+
+(defun gnus-article-goto-header (header)
+ "Go to HEADER, which is a regular expression."
+ (re-search-forward (concat "^\\(" header "\\):") nil t))
+
(defsubst gnus-article-hide-text (b e props)
"Set text PROPS on the B to E region, extending `intangible' 1 past B."
(gnus-add-text-properties-when 'article-type nil b e props)
(defun gnus-article-hide-text-type (b e type)
"Hide text of TYPE between B and E."
- (push type gnus-article-wash-types)
+ (gnus-add-wash-type type)
(gnus-article-hide-text
b e (cons 'article-type (cons type gnus-hidden-properties))))
(defun gnus-article-unhide-text-type (b e type)
"Unhide text of TYPE between B and E."
- (setq gnus-article-wash-types
- (delq type gnus-article-wash-types))
+ (gnus-delete-wash-type type)
(remove-text-properties
b e (cons 'article-type (cons type gnus-hidden-properties)))
(when (memq 'intangible gnus-hidden-properties)
(when (setq beg (text-property-any
(point-min) (point-max) 'message-rank (+ 2 max)))
;; We delete the unwanted headers.
- (push 'headers gnus-article-wash-types)
+ (gnus-add-wash-type 'headers)
(add-text-properties (point-min) (+ 5 (point-min))
'(article-type headers dummy-invisible t))
(delete-region beg (point-max))))))))
(put-text-property
(point) (1+ (point)) 'face 'underline)))))))))
+(defun gnus-article-treat-unfold-headers ()
+ "Unfold folded message headers.
+Only the headers that fit into the current window width will be
+unfolded."
+ (interactive)
+ (gnus-with-article-headers
+ (let (length)
+ (while (not (eobp))
+ (save-restriction
+ (mail-header-narrow-to-field)
+ (let ((header (buffer-substring (point-min) (point-max))))
+ (with-temp-buffer
+ (insert header)
+ (goto-char (point-min))
+ (while (re-search-forward "\n[\t ]" nil t)
+ (replace-match " " t t)))
+ (setq length (- (point-max) (point-min) 1)))
+ (when (< length (window-width))
+ (while (re-search-forward "\n[\t ]" nil t)
+ (replace-match " " t t)))
+ (goto-char (point-max)))))))
+
+(defun gnus-article-treat-fold-headers ()
+ "Fold message headers."
+ (interactive)
+ (gnus-with-article-headers
+ (while (not (eobp))
+ (save-restriction
+ (mail-header-narrow-to-field)
+ (mail-header-fold-field)
+ (goto-char (point-max))))))
+
+(defun gnus-treat-smiley ()
+ "Toggle display of textual emoticons (\"smileys\") as small graphical icons."
+ (interactive)
+ (gnus-with-article-buffer
+ (if (memq 'smiley gnus-article-wash-types)
+ (gnus-delete-images 'smiley)
+ (article-goto-body)
+ (let ((images (smiley-region (point) (point-max))))
+ (when images
+ (gnus-add-wash-type 'smiley)
+ (dolist (image images)
+ (gnus-add-image 'smiley image)))))))
+
+(defun gnus-article-remove-images ()
+ "Remove all images from the article buffer."
+ (interactive)
+ (gnus-with-article-buffer
+ (dolist (elem gnus-article-image-alist)
+ (gnus-delete-images (car elem)))))
+
+(defun gnus-article-treat-fold-newsgroups ()
+ "Unfold folded message headers.
+Only the headers that fit into the current window width will be
+unfolded."
+ (interactive)
+ (gnus-with-article-headers
+ (while (gnus-article-goto-header "newsgroups\\|followup-to")
+ (save-restriction
+ (mail-header-narrow-to-field)
+ (while (re-search-forward ", *" nil t)
+ (replace-match ", " t t))
+ (mail-header-fold-field)
+ (goto-char (point-max))))))
+
+(defun gnus-article-treat-body-boundary ()
+ "Place a boundary line at the end of the headers."
+ (interactive)
+ (when (and gnus-body-boundary-delimiter
+ (> (length gnus-body-boundary-delimiter) 0))
+ (gnus-with-article-headers
+ (goto-char (point-max))
+ (let ((start (point)))
+ (insert "X-Boundary: ")
+ (gnus-add-text-properties start (point) '(invisible t intangible t))
+ (insert (let (str)
+