X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fgnus-art.el;h=7888afe915c28a6e8337f1dc1c279c77621f168e;hb=3a75505b36e914f05480b86020edd727c6abe2fb;hp=f4f5148bfeefb0ef8763105fffcf0cc4021cbc29;hpb=7523ac5e3a0e4196d6043822dcb826c060fc1b58;p=elisp%2Fgnus.git- diff --git a/lisp/gnus-art.el b/lisp/gnus-art.el index f4f5148..7888afe 100644 --- a/lisp/gnus-art.el +++ b/lisp/gnus-art.el @@ -1,7 +1,8 @@ ;;; gnus-art.el --- article mode commands for Gnus -;; Copyright (C) 1996,97,98 Free Software Foundation, Inc. +;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002 +;; Free Software Foundation, Inc. -;; Author: Lars Magne Ingebrigtsen +;; Author: Lars Magne Ingebrigtsen ;; Keywords: news ;; This file is part of GNU Emacs. @@ -27,18 +28,32 @@ (eval-when-compile (require 'cl)) -(require 'custom) (require 'gnus) (require 'gnus-sum) (require 'gnus-spec) (require 'gnus-int) -(require 'browse-url) +(require 'gnus-win) +(require 'mm-bodies) +(require 'mail-parse) +(require 'mm-decode) +(require 'mm-view) +(require 'wid-edit) +(require 'mm-uu) + +(autoload 'gnus-msg-mail "gnus-msg" nil t) +(autoload 'gnus-button-mailto "gnus-msg") +(autoload 'gnus-button-reply "gnus-msg" nil t) (defgroup gnus-article nil "Article display." :link '(custom-manual "(gnus)The Article Buffer") :group 'gnus) +(defgroup gnus-article-treat nil + "Treating article parts." + :link '(custom-manual "(gnus)Article Hiding") + :group 'gnus-article) + (defgroup gnus-article-hiding nil "Hiding article parts." :link '(custom-manual "(gnus)Article Hiding") @@ -91,10 +106,43 @@ :group 'gnus-article) (defcustom gnus-ignored-headers - '("^Path:" "^Posting-Version:" "^Article-I.D.:" "^Expires:" - "^Date-Received:" "^References:" "^Control:" "^Xref:" "^Lines:" - "^Posted:" "^Relay-Version:" "^Message-ID:" "^Nf-ID:" "^Nf-From:" - "^Approved:" "^Sender:" "^Received:" "^Mail-from:") + '("^Path:" "^Expires:" "^Date-Received:" "^References:" "^Xref:" "^Lines:" + "^Relay-Version:" "^Message-ID:" "^Approved:" "^Sender:" "^Received:" + "^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-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.*:" + "^Abuse-Reports-To:" "^Cache-Post-Path:" "^X-Article-Creation-Date:" + "^X-Poster:" "^X-Mail2News-Path:" "^X-Server-Date:" "^X-Cache:" + "^Originator:" "^X-Problems-To:" "^X-Auth-User:" "^X-Post-Time:" + "^X-Admin:" "^X-UID:" "^Resent-[-A-Za-z]+:" "^X-Mailing-List:" + "^Precedence:" "^Original-[-A-Za-z]+:" "^X-filename:" "^X-Orcpt:" + "^Old-Received:" "^X-Pgp" "^X-Auth:" "^X-From-Line:" + "^X-Gnus-Article-Number:" "^X-Majordomo:" "^X-Url:" "^X-Sender:" + "^MBOX-Line" "^Priority:" "^X400-[-A-Za-z]+:" + "^Status:" "^X-Gnus-Mail-Source:" "^Cancel-Lock:" + "^X-FTN" "^X-EXP32-SerialNo:" "^Encoding:" "^Importance:" + "^Autoforwarded:" "^Original-Encoded-Information-Types:" "^X-Ya-Pop3:" + "^X-Face-Version:" "^X-Vms-To:" "^X-ML-NAME:" "^X-ML-COUNT:" + "^Mailing-List:" "^X-finfo:" "^X-md5sum:" "^X-md5sum-Origin:" + "^X-Sun-Charset:" "^X-Accept-Language:" "^X-Envelope-Sender:" + "^List-[A-Za-z]+:" "^X-Listprocessor-Version:" + "^X-Received:" "^X-Distribute:" "^X-Sequence:" "^X-Juno-Line-Breaks:" + "^X-Notes-Item:" "^X-MS-TNEF-Correlator:" "^x-uunet-gateway:" + "^X-Received:" "^Content-length:" "X-precedence:" + "^X-Authenticated-User:" "^X-Comment" "^X-Report:" "^X-Abuse-Info:" + "^X-HTTP-Proxy:" "^X-Mydeja-Info:" "^X-Copyright" "^X-No-Markup:" + "^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-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." @@ -104,7 +152,7 @@ If `gnus-visible-headers' is non-nil, this variable will be ignored." :group 'gnus-article-hiding) (defcustom gnus-visible-headers - "^From:\\|^Newsgroups:\\|^Subject:\\|^Date:\\|^Followup-To:\\|^Reply-To:\\|^Organization:\\|^Summary:\\|^Keywords:\\|^To:\\|^Cc:\\|^Posted-To:\\|^Mail-Copies-To:\\|^Apparently-To:\\|^Gnus-Warning:\\|^Resent-From:\\|X-Sent:" + "^From:\\|^Newsgroups:\\|^Subject:\\|^Date:\\|^Followup-To:\\|^Reply-To:\\|^Organization:\\|^Summary:\\|^Keywords:\\|^To:\\|^[BGF]?Cc:\\|^Posted-To:\\|^Mail-Copies-To:\\|^Mail-Followup-To:\\|^Apparently-To:\\|^Gnus-Warning:\\|^Resent-From:\\|^X-Sent:" "*All headers that do not match this regexp will be hidden. This variable can also be a list of regexp of headers to remain visible. If this variable is non-nil, `gnus-ignored-headers' will be ignored." @@ -127,20 +175,29 @@ this list." :group 'gnus-article-hiding) (defcustom gnus-boring-article-headers '(empty followup-to reply-to) - "*Headers that are only to be displayed if they have interesting data. -Possible values in this list are `empty', `newsgroups', `followup-to', -`reply-to', `date', `long-to', and `many-to'." + "Headers that are only to be displayed if they have interesting data. +Possible values in this list are: + + 'empty Headers with no content. + 'newsgroups Newsgroup identical to Gnus group. + 'to-address To identical to To-address. + 'followup-to Followup-to identical to Newsgroups. + 'reply-to Reply-to identical to From. + 'date Date less than four days old. + 'long-to To and/or Cc longer than 1024 characters. + 'many-to Multiple To and/or Cc." :type '(set (const :tag "Headers with no content." empty) - (const :tag "Newsgroups with only one group." newsgroups) - (const :tag "Followup-to identical to newsgroups." followup-to) - (const :tag "Reply-to identical to from." reply-to) + (const :tag "Newsgroups identical to Gnus group." newsgroups) + (const :tag "To identical to To-address." to-address) + (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 "To and/or Cc longer than 1024 characters." long-to) + (const :tag "Multiple To and/or Cc headers." many-to)) :group 'gnus-article-hiding) (defcustom gnus-signature-separator '("^-- $" "^-- *$") - "*Regexp matching signature separator. + "Regexp matching signature separator. This can also be a list of regexps. In that case, it will be checked from head to tail looking for a separator. Searches will be done from the end of the buffer." @@ -148,7 +205,7 @@ the end of the buffer." :group 'gnus-article-signature) (defcustom gnus-signature-limit nil - "*Provide a limit to what is considered a signature. + "Provide a limit to what is considered a signature. If it is a number, no signature may not be longer (in characters) than that number. If it is a floating point number, no signature may be longer (in lines) than that number. If it is a function, the function @@ -162,42 +219,84 @@ regexp. If it matches, the text in question is not a signature." :group 'gnus-article-signature) (defcustom gnus-hidden-properties '(invisible t intangible t) - "*Property list to use for hiding text." + "Property list to use for hiding text." :type 'sexp :group 'gnus-article-hiding) +;; Fixme: This isn't the right thing for mixed graphical and and +;; non-graphical frames in a session. (defcustom gnus-article-x-face-command - "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm | xv -quit -" + (if (featurep 'xemacs) + (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 (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 'string ;Leave function case to Lisp. + :type `(choice string + (function-item gnus-display-x-face-in-from) + function) + :version "21.1" :group 'gnus-article-washing) (defcustom gnus-article-x-face-too-ugly nil - "*Regexp matching posters whose face shouldn't be shown automatically." + "Regexp matching posters whose face shouldn't be shown automatically." :type '(choice regexp (const nil)) :group 'gnus-article-washing) +(defcustom gnus-article-banner-alist nil + "Banner alist for stripping. +For example, + ((egroups . \"^[ \\t\\n]*-------------------+\\\\( \\\\(e\\\\|Yahoo! \\\\)Groups Sponsor -+\\\\)?....\\n\\\\(.+\\n\\\\)+\"))" + :version "21.1" + :type '(repeat (cons symbol regexp)) + :group 'gnus-article-washing) + +(gnus-define-group-parameter + banner + :variable-document + "Alist of regexps (to match group names) and banner." + :variable-group gnus-article-washing + :parameter-type + '(choice :tag "Banner" + :value nil + (const :tag "Remove signature" signature) + (symbol :tag "Item in `gnus-article-banner-alist'" none) + regexp + (const :tag "None" nil)) + :parameter-document + "If non-nil, specify how to remove `banners' from articles. + +Symbol `signature' means to remove signatures delimited by +`gnus-signature-separator'. Any other symbol is used to look up a +regular expression to match the banner in `gnus-article-banner-alist'. +A string is used as a regular expression to match the banner +directly.") + (defcustom gnus-emphasis-alist (let ((format - "\\(\\s-\\|^\\|[-\"]\\|\\s(\\|\\s)\\)\\(%s\\(\\w+\\(\\s-+\\w+\\)*[.,]?\\)%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" (caddr spec))))) - types))) + 2 3 (intern (format "gnus-emphasis-%s" (nth 2 spec))))) + types) + ("\\(\\s-\\|^\\)\\(_\\(\\(\\w\\|_[^_]\\)+\\)_\\)\\(\\s-\\|[?!.,;]\\)" + 2 3 gnus-emphasis-underline))) "*Alist that says how to fontify certain phrases. Each item looks like this: @@ -215,6 +314,15 @@ is the face used for highlighting." 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." + :version "21.1" + :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) @@ -232,7 +340,7 @@ is the face used for highlighting." :group 'gnus-article-emphasis) (defface gnus-emphasis-underline-italic '((t (:italic t :underline t))) - "Face used for displaying underlined italic emphasized text (_*word*_)." + "Face used for displaying underlined italic emphasized text (_/word/_)." :group 'gnus-article-emphasis) (defface gnus-emphasis-bold-italic '((t (:bold t :italic t))) @@ -245,8 +353,13 @@ is the face used for highlighting." Esample: (_/*word*/_)." :group 'gnus-article-emphasis) +(defface gnus-emphasis-highlight-words + '((t (:background "black" :foreground "yellow"))) + "Face used for displaying highlighted words." + :group 'gnus-article-emphasis) + (defcustom gnus-article-time-format "%a, %b %d %Y %T %Z" - "*Format for display of Date headers in article bodies. + "Format for display of Date headers in article bodies. See `format-time-string' for the possible values. The variable can also be function, which should return a complete Date @@ -257,8 +370,6 @@ be fed to `format-time-string'." :group 'gnus-article-washing) (eval-and-compile - (autoload 'hexl-hex-string-to-integer "hexl") - (autoload 'timezone-make-date-arpa-standard "timezone") (autoload 'mail-extract-address-components "mail-extr")) (defcustom gnus-save-all-headers t @@ -280,7 +391,7 @@ each invocation of the saving commands." (sexp :tag "once" :format "%t\n" :value t))) (defcustom gnus-saved-headers gnus-visible-headers - "*Headers to keep if `gnus-save-all-headers' is nil. + "Headers to keep if `gnus-save-all-headers' is nil. If `gnus-save-all-headers' is non-nil, this variable will be ignored. If that variable is nil, however, all headers that match this regexp will be kept while the rest will be deleted before saving." @@ -288,7 +399,7 @@ will be kept while the rest will be deleted before saving." :type 'regexp) (defcustom gnus-default-article-saver 'gnus-summary-save-in-rmail - "*A function to save articles in your favourite format. + "A function to save articles in your favourite format. The function must be interactively callable (in other words, it must be an Emacs command). @@ -298,6 +409,7 @@ Gnus provides the following functions: * gnus-summary-save-in-mail (Unix mail format) * gnus-summary-save-in-folder (MH folder) * gnus-summary-save-in-file (article format) +* gnus-summary-save-body-in-file (article body) * gnus-summary-save-in-vm (use VM's folder format) * gnus-summary-write-to-file (article format -- overwrite)." :group 'gnus-article-saving @@ -305,29 +417,30 @@ Gnus provides the following functions: (function-item gnus-summary-save-in-mail) (function-item gnus-summary-save-in-folder) (function-item gnus-summary-save-in-file) + (function-item gnus-summary-save-body-in-file) (function-item gnus-summary-save-in-vm) (function-item gnus-summary-write-to-file))) (defcustom gnus-rmail-save-name 'gnus-plain-save-name - "*A function generating a file name to save articles in Rmail format. + "A function generating a file name to save articles in Rmail format. The function is called with NEWSGROUP, HEADERS, and optional LAST-FILE." :group 'gnus-article-saving :type 'function) (defcustom gnus-mail-save-name 'gnus-plain-save-name - "*A function generating a file name to save articles in Unix mail format. + "A function generating a file name to save articles in Unix mail format. The function is called with NEWSGROUP, HEADERS, and optional LAST-FILE." :group 'gnus-article-saving :type 'function) (defcustom gnus-folder-save-name 'gnus-folder-save-name - "*A function generating a file name to save articles in MH folder. + "A function generating a file name to save articles in MH folder. The function is called with NEWSGROUP, HEADERS, and optional LAST-FOLDER." :group 'gnus-article-saving :type 'function) (defcustom gnus-file-save-name 'gnus-numeric-save-name - "*A function generating a file name to save articles in article format. + "A function generating a file name to save articles in article format. The function is called with NEWSGROUP, HEADERS, and optional LAST-FILE." :group 'gnus-article-saving @@ -360,23 +473,6 @@ be used as possible file names." (cons :value ("" "") regexp (repeat string)) (sexp :value nil)))) -(defcustom gnus-strict-mime t - "*If nil, MIME-decode even if there is no Mime-Version header." - :group 'gnus-article-mime - :type 'boolean) - -(defcustom gnus-show-mime-method 'metamail-buffer - "*Function to process a MIME message. -The function is called from the article buffer." - :group 'gnus-article-mime - :type 'function) - -(defcustom gnus-decode-encoded-word-method 'gnus-article-de-quoted-unreadable - "*Function to decode MIME encoded words. -The function is called from the article buffer." - :group 'gnus-article-mime - :type 'function) - (defcustom gnus-page-delimiter "^\^L" "*Regexp describing what to use as article page delimiters. The default value is \"^\^L\", which is a form linefeed at the @@ -384,9 +480,14 @@ beginning of a line." :type 'regexp :group 'gnus-article-various) -(defcustom gnus-article-mode-line-format "Gnus: %%b %S" +(defcustom gnus-article-mode-line-format "Gnus: %g [%w] %S%m" "*The format specification for the article mode line. -See `gnus-summary-mode-line-format' for a closer description." +See `gnus-summary-mode-line-format' for a closer description. + +The following additional specs are available: + +%w The article washing status. +%m The number of MIME parts in the article." :type 'string :group 'gnus-article-various) @@ -395,14 +496,20 @@ See `gnus-summary-mode-line-format' for a closer description." :type 'hook :group 'gnus-article-various) +(when (featurep 'xemacs) + ;; Extracted from gnus-xmas-define in order to preserve user settings + (when (fboundp 'turn-off-scroll-in-place) + (add-hook 'gnus-article-mode-hook 'turn-off-scroll-in-place)) + ;; Extracted from gnus-xmas-redefine in order to preserve user settings + (add-hook 'gnus-article-mode-hook 'gnus-xmas-article-menu-add)) + (defcustom gnus-article-menu-hook nil "*Hook run after the creation of the article mode menu." :type 'hook :group 'gnus-article-various) (defcustom gnus-article-prepare-hook nil - "*A hook called after an article has been prepared in the article buffer. -If you want to run a special decoding program like nkf, use this hook." + "*A hook called after an article has been prepared in the article buffer." :type 'hook :group 'gnus-article-various) @@ -412,7 +519,7 @@ If you want to run a special decoding program like nkf, use this hook." :group 'gnus-article-various) (defcustom gnus-article-button-face 'bold - "*Face used for highlighting buttons in the article buffer. + "Face used for highlighting buttons in the article buffer. An article button is a piece of text that you can activate by pressing `RET' or `mouse-2' above it." @@ -420,7 +527,7 @@ An article button is a piece of text that you can activate by pressing :group 'gnus-article-buttons) (defcustom gnus-article-mouse-face 'highlight - "*Face used for mouse highlighting in the article buffer. + "Face used for mouse highlighting in the article buffer. Article buttons will be displayed in this face when the cursor is above them." @@ -428,14 +535,14 @@ above them." :group 'gnus-article-buttons) (defcustom gnus-signature-face 'gnus-signature-face - "*Face used for highlighting a signature in the article buffer. + "Face used for highlighting a signature in the article buffer. Obsolete; use the face `gnus-signature-face' for customizations instead." :type 'face :group 'gnus-article-highlight :group 'gnus-article-signature) (defface gnus-signature-face - '((((type x)) + '((t (:italic t))) "Face used for highlighting a signature in the article buffer." :group 'gnus-article-highlight @@ -444,12 +551,12 @@ Obsolete; use the face `gnus-signature-face' for customizations instead." (defface gnus-header-from-face '((((class color) (background dark)) - (:foreground "spring green" :bold t)) + (:foreground "spring green")) (((class color) (background light)) - (:foreground "red3" :bold t)) + (:foreground "red3")) (t - (:bold t :italic t))) + (:italic t))) "Face used for displaying from headers." :group 'gnus-article-headers :group 'gnus-article-highlight) @@ -457,10 +564,10 @@ Obsolete; use the face `gnus-signature-face' for customizations instead." (defface gnus-header-subject-face '((((class color) (background dark)) - (:foreground "SeaGreen3" :bold t)) + (:foreground "SeaGreen3")) (((class color) (background light)) - (:foreground "red4" :bold t)) + (:foreground "red4")) (t (:bold t :italic t))) "Face used for displaying subject headers." @@ -470,12 +577,12 @@ Obsolete; use the face `gnus-signature-face' for customizations instead." (defface gnus-header-newsgroups-face '((((class color) (background dark)) - (:foreground "yellow" :bold t :italic t)) + (:foreground "yellow" :italic t)) (((class color) (background light)) - (:foreground "MidnightBlue" :bold t :italic t)) + (:foreground "MidnightBlue" :italic t)) (t - (:bold t :italic t))) + (:italic t))) "Face used for displaying newsgroups headers." :group 'gnus-article-headers :group 'gnus-article-highlight) @@ -531,13 +638,629 @@ displayed by the first non-nil matching CONTENT face." (item :tag "skip" nil) (face :value default))))) +(defcustom gnus-article-decode-hook + '(article-decode-charset article-decode-encoded-words + article-decode-group-name) + "*Hook run to decode charsets in articles." + :group 'gnus-article-headers + :type 'hook) + +(defcustom gnus-display-mime-function 'gnus-display-mime + "Function to display MIME articles." + :group 'gnus-article-mime + :type 'function) + +(defvar gnus-decode-header-function 'mail-decode-encoded-word-region + "Function used to decode headers.") + +(defvar gnus-article-dumbquotes-map + '(("\200" "EUR") + ("\202" ",") + ("\203" "f") + ("\204" ",,") + ("\205" "...") + ("\213" "<") + ("\214" "OE") + ("\221" "`") + ("\222" "'") + ("\223" "``") + ("\224" "\"") + ("\225" "*") + ("\226" "-") + ("\227" "--") + ("\231" "(TM)") + ("\233" ">") + ("\234" "oe") + ("\264" "'")) + "Table for MS-to-Latin1 translation.") + +(defcustom gnus-ignored-mime-types nil + "List of MIME types that should be ignored by Gnus." + :version "21.1" + :group 'gnus-article-mime + :type '(repeat regexp)) + +(defcustom gnus-unbuttonized-mime-types '(".*/.*") + "List of MIME types that should not be given buttons when rendered inline. +See also `gnus-buttonized-mime-types' which may override this variable." + :version "21.1" + :group 'gnus-article-mime + :type '(repeat regexp)) + +(defcustom gnus-buttonized-mime-types nil + "List of MIME types that should be given buttons when rendered inline. +If set, this variable overrides `gnus-unbuttonized-mime-types'. +To see e.g. security buttons you could set this to +`(\"multipart/signed\")'." + :version "21.1" + :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 +on parts -- for instance, adding Vcard info to a database." + :group 'gnus-article-mime + :type 'function) + +(defcustom gnus-mime-multipart-functions nil + "An alist of MIME types to functions to display them." + :version "21.1" + :group 'gnus-article-mime + :type 'alist) + +(defcustom gnus-article-date-lapsed-new-header nil + "Whether the X-Sent and Date headers can coexist. +When using `gnus-treat-date-lapsed', the \"X-Sent:\" header will +either replace the old \"Date:\" header (if this variable is nil), or +be added below it (otherwise)." + :version "21.1" + :group 'gnus-article-headers + :type 'boolean) + +(defcustom gnus-article-mime-match-handle-function 'undisplayed-alternative + "Function called with a MIME handle as the argument. +This is meant for people who want to view first matched part. +For `undisplayed-alternative' (default), the first undisplayed +part or alternative part is used. For `undisplayed', the first +undisplayed part is used. For a function, the first part which +the function return `t' is used. For `nil', the first part is +used." + :version "21.1" + :group 'gnus-article-mime + :type '(choice + (item :tag "first" :value nil) + (item :tag "undisplayed" :value undisplayed) + (item :tag "undisplayed or alternative" + :value undisplayed-alternative) + (function))) + +(defcustom gnus-mime-action-alist + '(("save to file" . gnus-mime-save-part) + ("save and strip" . gnus-mime-save-part-and-strip) + ("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) + ("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)) + "An alist of actions that run on the MIME attachment." + :version "21.1" + :group 'gnus-article-mime + :type '(repeat (cons (string :tag "name") + (function)))) + +;;; +;;; The treatment variables +;;; + +(defvar gnus-part-display-hook nil + "Hook called on parts that are to receive treatment.") + +(defvar gnus-article-treat-custom + '(choice (const :tag "Off" nil) + (const :tag "On" t) + (const :tag "Header" head) + (const :tag "Last" last) + (integer :tag "Less") + (repeat :tag "Groups" regexp) + (sexp :tag "Predicate"))) + +(defvar gnus-article-treat-head-custom + '(choice (const :tag "Off" nil) + (const :tag "Header" head))) + +(defvar gnus-article-treat-types '("text/plain") + "Parts to treat.") + +(defvar gnus-inhibit-treatment nil + "Whether to inhibit treatment.") + +(defcustom gnus-treat-highlight-signature '(or last (typep "text/x-vcard")) + "Highlight the signature. +Valid values are nil, t, `head', `last', an integer or a predicate. +See Info node `(gnus)Customizing Articles'." + :group 'gnus-article-treat + :type gnus-article-treat-custom) +(put 'gnus-treat-highlight-signature 'highlight t) + +(defcustom gnus-treat-buttonize 100000 + "Add buttons. +Valid values are nil, t, `head', `last', an integer or a predicate. +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 Info node `(gnus)Customizing Articles' for details." + :group 'gnus-article-treat + :type gnus-article-treat-head-custom) +(put 'gnus-treat-buttonize-head 'highlight t) + +(defcustom gnus-treat-emphasize + (and (or window-system + (featurep 'xemacs) + (>= (string-to-number emacs-version) 21)) + 50000) + "Emphasize text. +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) +(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 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 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 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 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 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 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 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 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 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 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 Info node `(gnus)Customizing Articles' for details." + :group 'gnus-article-treat + :type gnus-article-treat-custom) + +(defcustom gnus-treat-strip-banner t + "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 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 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 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 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 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 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 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 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 Info node `(gnus)Customizing Articles' for details." + :version "21.1" + :group 'gnus-article-treat + :type gnus-article-treat-head-custom) + +(defcustom gnus-treat-date-user-defined nil + "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 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 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 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 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 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 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) + (image-type-available-p 'xbm) + (string-match "^0x" (shell-command-to-string "uncompface"))) + (and (featurep 'xemacs) + (featurep 'xface))) + 'head) + "Display X-Face headers. +Valid values are nil, t, `head', `last', an integer or a predicate. +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-smileys + (if (or (and (featurep 'xemacs) + (featurep 'xpm)) + (and (fboundp 'image-type-available-p) + (image-type-available-p 'pbm))) + t nil) + "Display smileys. +Valid values are nil, t, `head', `last', an integer or a predicate. +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-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 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-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 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 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 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 Info node `(gnus)Customizing Articles' for details." + :version "21.1" + :group 'gnus-article-treat + :type gnus-article-treat-custom) + +(defcustom gnus-treat-x-pgp-sig nil + "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 Info node `(gnus)Customizing Articles' for details." + :group 'gnus-article-treat + :group 'mime-security + :type gnus-article-treat-custom) + +(defvar gnus-article-encrypt-protocol-alist + '(("PGP" . mml2015-self-encrypt))) + +;; Set to nil if more than one protocol added to +;; gnus-article-encrypt-protocol-alist. +(defcustom gnus-article-encrypt-protocol "PGP" + "The protocol used for encrypt articles. +It is a string, such as \"PGP\". If nil, ask user." + :type 'string + :group 'mime-security) + ;;; Internal variables +(defvar gnus-english-month-names + '("January" "February" "March" "April" "May" "June" "July" "August" + "September" "October" "November" "December")) + +(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-x-pgp-sig gnus-article-verify-x-pgp-sig) + (gnus-treat-strip-banner gnus-article-strip-banner) + (gnus-treat-strip-headers-in-body gnus-article-strip-headers-in-body) + (gnus-treat-highlight-signature gnus-article-highlight-signature) + (gnus-treat-buttonize gnus-article-add-buttons) + (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-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-lapsed gnus-article-date-lapsed) + (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-leading-blank-lines + gnus-article-strip-leading-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-treat-smiley) + (gnus-treat-capitalize-sentences gnus-article-capitalize-sentences) + (gnus-treat-emphasize gnus-article-emphasize) + (gnus-treat-body-boundary gnus-article-treat-body-boundary) + (gnus-treat-play-sounds gnus-earcon-display))) + +(defvar gnus-article-mime-handle-alist nil) (defvar article-lapsed-timer nil) +(defvar gnus-article-current-summary nil) (defvar gnus-article-mode-syntax-table (let ((table (copy-syntax-table text-mode-syntax-table))) - (modify-syntax-entry ?- "w" table) + ;; This causes the citation match run O(2^n). + ;; (modify-syntax-entry ?- "w" table) (modify-syntax-entry ?> ")" table) (modify-syntax-entry ?< "(" table) table) @@ -547,16 +1270,45 @@ Initialized from `text-mode-syntax-table.") (defvar gnus-save-article-buffer nil) (defvar gnus-article-mode-line-format-alist - (nconc '((?w (gnus-article-wash-status) ?s)) - gnus-summary-mode-line-format-alist)) + (nconc '((?w (gnus-article-wash-status) ?s) + (?m (gnus-article-mime-part-status) ?s)) + gnus-summary-mode-line-format-alist)) (defvar gnus-number-of-articles-to-be-saved 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." - (add-text-properties b e props) + (gnus-add-text-properties-when 'article-type nil b e props) (when (memq 'intangible props) (put-text-property (max (1- b) (point-min)) @@ -571,11 +1323,13 @@ Initialized from `text-mode-syntax-table.") (defun gnus-article-hide-text-type (b e type) "Hide text of TYPE between B and E." + (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) - "Hide text of TYPE between B and E." + "Unhide text of TYPE between B and E." + (gnus-delete-wash-type type) (remove-text-properties b e (cons 'article-type (cons type gnus-hidden-properties))) (when (memq 'intangible gnus-hidden-properties) @@ -624,78 +1378,60 @@ Initialized from `text-mode-syntax-table.") i)) (defun article-hide-headers (&optional arg delete) - "Toggle whether to hide unwanted headers and possibly sort them as well. -If given a negative prefix, always show; if given a positive prefix, -always hide." - (interactive (gnus-article-hidden-arg)) - (current-buffer) - (if (gnus-article-check-hidden-text 'headers arg) - ;; Show boring headers as well. - (gnus-article-show-hidden-text 'boring-headers) - ;; This function might be inhibited. - (unless gnus-inhibit-hiding - (save-excursion - (save-restriction - (let ((buffer-read-only nil) - (props (nconc (list 'article-type 'headers) - gnus-hidden-properties)) - (max (1+ (length gnus-sorted-header-list))) - (ignored (when (not gnus-visible-headers) - (cond ((stringp gnus-ignored-headers) - gnus-ignored-headers) - ((listp gnus-ignored-headers) - (mapconcat 'identity gnus-ignored-headers - "\\|"))))) - (visible - (cond ((stringp gnus-visible-headers) - gnus-visible-headers) - ((and gnus-visible-headers - (listp gnus-visible-headers)) - (mapconcat 'identity gnus-visible-headers "\\|")))) - (inhibit-point-motion-hooks t) - want-list beg) - ;; First we narrow to just the headers. - (widen) - (goto-char (point-min)) - ;; Hide any "From " lines at the beginning of (mail) articles. - (while (looking-at "From ") - (forward-line 1)) - (unless (bobp) - (if delete - (delete-region (point-min) (point)) - (gnus-article-hide-text (point-min) (point) props))) - ;; Then treat the rest of the header lines. - (narrow-to-region - (point) - (if (search-forward "\n\n" nil t) ; if there's a body - (progn (forward-line -1) (point)) - (point-max))) - ;; Then we use the two regular expressions - ;; `gnus-ignored-headers' and `gnus-visible-headers' to - ;; select which header lines is to remain visible in the - ;; article buffer. - (goto-char (point-min)) - (while (re-search-forward "^[^ \t]*:" nil t) - (beginning-of-line) - ;; Mark the rank of the header. - (put-text-property - (point) (1+ (point)) 'message-rank - (if (or (and visible (looking-at visible)) - (and ignored - (not (looking-at ignored)))) - (gnus-article-header-rank) - (+ 2 max))) - (forward-line 1)) - (message-sort-headers-1) - (when (setq beg (text-property-any - (point-min) (point-max) 'message-rank (+ 2 max))) - ;; We make the unwanted headers invisible. - (if delete - (delete-region beg (point-max)) - ;; Suggested by Sudish Joseph . - (gnus-article-hide-text-type beg (point-max) 'headers)) - ;; Work around XEmacs lossage. - (put-text-property (point-min) beg 'invisible nil)))))))) + "Hide unwanted headers and possibly sort them as well." + (interactive) + ;; This function might be inhibited. + (unless gnus-inhibit-hiding + (save-excursion + (save-restriction + (let ((buffer-read-only nil) + (case-fold-search t) + (max (1+ (length gnus-sorted-header-list))) + (ignored (when (not gnus-visible-headers) + (cond ((stringp gnus-ignored-headers) + gnus-ignored-headers) + ((listp gnus-ignored-headers) + (mapconcat 'identity gnus-ignored-headers + "\\|"))))) + (visible + (cond ((stringp gnus-visible-headers) + gnus-visible-headers) + ((and gnus-visible-headers + (listp gnus-visible-headers)) + (mapconcat 'identity gnus-visible-headers "\\|")))) + (inhibit-point-motion-hooks t) + beg) + ;; First we narrow to just the headers. + (article-narrow-to-head) + ;; Hide any "From " lines at the beginning of (mail) articles. + (while (looking-at "From ") + (forward-line 1)) + (unless (bobp) + (delete-region (point-min) (point))) + ;; Then treat the rest of the header lines. + ;; Then we use the two regular expressions + ;; `gnus-ignored-headers' and `gnus-visible-headers' to + ;; select which header lines is to remain visible in the + ;; article buffer. + (while (re-search-forward "^[^ \t:]*:" nil t) + (beginning-of-line) + ;; Mark the rank of the header. + (put-text-property + (point) (1+ (point)) 'message-rank + (if (or (and visible (looking-at visible)) + (and ignored + (not (looking-at ignored)))) + (gnus-article-header-rank) + (+ 2 max))) + (forward-line 1)) + (message-sort-headers-1) + (when (setq beg (text-property-any + (point-min) (point-max) 'message-rank (+ 2 max))) + ;; We delete the unwanted headers. + (gnus-add-wash-type 'headers) + (add-text-properties (point-min) (+ 5 (point-min)) + '(article-type headers dummy-invisible t)) + (delete-region beg (point-max)))))))) (defun article-hide-boring-headers (&optional arg) "Toggle hiding of headers that aren't very interesting. @@ -710,14 +1446,14 @@ always hide." (list gnus-boring-article-headers) (inhibit-point-motion-hooks t) elem) - (nnheader-narrow-to-headers) + (article-narrow-to-head) (while list (setq elem (pop list)) (goto-char (point-min)) (cond ;; Hide empty headers. ((eq elem 'empty) - (while (re-search-forward "^[^:]+:[ \t]*\n[^ \t]" nil t) + (while (re-search-forward "^[^: \t]+:[ \t]*\n[^ \t]" nil t) (forward-line -1) (gnus-article-hide-text-type (progn (beginning-of-line) (point)) @@ -729,15 +1465,30 @@ always hide." 'boring-headers))) ;; Hide boring Newsgroups header. ((eq elem 'newsgroups) - (when (equal (gnus-fetch-field "newsgroups") - (gnus-group-real-name - (if (boundp 'gnus-newsgroup-name) - gnus-newsgroup-name - ""))) + (when (gnus-string-equal + (gnus-fetch-field "newsgroups") + (gnus-group-real-name + (if (boundp 'gnus-newsgroup-name) + gnus-newsgroup-name + ""))) (gnus-article-hide-header "newsgroups"))) + ((eq elem 'to-address) + (let ((to (message-fetch-field "to")) + (to-address + (gnus-parameter-to-address + (if (boundp 'gnus-newsgroup-name) + gnus-newsgroup-name "")))) + (when (and to to-address + (ignore-errors + (gnus-string-equal + ;; only one address in To + (nth 1 (mail-extract-address-components to)) + to-address))) + (gnus-article-hide-header "to")))) ((eq elem 'followup-to) - (when (equal (message-fetch-field "followup-to") - (message-fetch-field "newsgroups")) + (when (gnus-string-equal + (message-fetch-field "followup-to") + (message-fetch-field "newsgroups")) (gnus-article-hide-header "followup-to"))) ((eq elem 'reply-to) (let ((from (message-fetch-field "from")) @@ -745,22 +1496,26 @@ always hide." (when (and from reply-to (ignore-errors - (equal + (gnus-string-equal (nth 1 (mail-extract-address-components from)) (nth 1 (mail-extract-address-components reply-to))))) (gnus-article-hide-header "reply-to")))) ((eq elem 'date) (let ((date (message-fetch-field "date"))) (when (and date - (< (gnus-days-between (current-time-string) date) + (< (days-between (current-time-string) date) 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))) @@ -772,7 +1527,19 @@ always hide." (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 @@ -787,18 +1554,55 @@ always hide." (point-max))) 'boring-headers)))) +(defvar gnus-article-normalized-header-length 40 + "Length of normalized headers.") + +(defun article-normalize-headers () + "Make all header lines 40 characters long." + (interactive) + (let ((buffer-read-only nil) + column) + (save-excursion + (save-restriction + (article-narrow-to-head) + (while (not (eobp)) + (cond + ((< (setq column (- (gnus-point-at-eol) (point))) + gnus-article-normalized-header-length) + (end-of-line) + (insert (make-string + (- gnus-article-normalized-header-length column) + ? ))) + ((> column gnus-article-normalized-header-length) + (gnus-put-text-property + (progn + (forward-char gnus-article-normalized-header-length) + (point)) + (gnus-point-at-eol) + 'invisible t)) + (t + ;; Do nothing. + )) + (forward-line 1)))))) + (defun article-treat-dumbquotes () - "Translate M******** sm*rtq**t*s into proper text." + "Translate M****s*** sm*rtq**t*s into proper text. +Note that this function guesses whether a character is a sm*rtq**t* or +not, so it should only be used interactively. + +Sm*rtq**t*s are M****s***'s unilateral extension to the character map +in an attempt to provide more quoting characters. If you see +something like \\222 or \\264 where you're expecting some kind of +apostrophe or quotation mark, then try this wash." (interactive) - (article-translate-characters "\221\222\223\223" "`'\"\"")) + (article-translate-strings gnus-article-dumbquotes-map)) (defun article-translate-characters (from to) "Translate all characters in the body of the article according to FROM and TO. FROM is a string of characters to translate from; to is a string of characters to translate to." (save-excursion - (goto-char (point-min)) - (when (search-forward "\n\n" nil t) + (when (article-goto-body) (let ((buffer-read-only nil) (x (make-string 225 ?x)) (i -1)) @@ -810,15 +1614,26 @@ characters to translate to." (incf i)) (translate-region (point) (point-max) x))))) +(defun article-translate-strings (map) + "Translate all string in the body of the article according to MAP. +MAP is an alist where the elements are on the form (\"from\" \"to\")." + (save-excursion + (when (article-goto-body) + (let ((buffer-read-only nil) + elem) + (while (setq elem (pop map)) + (save-excursion + (while (search-forward (car elem) nil t) + (replace-match (cadr elem))))))))) + (defun article-treat-overstrike () "Translate overstrikes into bold text." (interactive) (save-excursion - (goto-char (point-min)) - (when (search-forward "\n\n" nil t) + (when (article-goto-body) (let ((buffer-read-only nil)) (while (search-forward "\b" nil t) - (let ((next (following-char)) + (let ((next (char-after)) (previous (char-after (- (point) 2)))) ;; We do the boldification/underlining by hiding the ;; overstrikes and putting the proper text property @@ -837,32 +1652,128 @@ characters to translate to." (put-text-property (point) (1+ (point)) 'face 'underline))))))))) -(defun article-fill () - "Format too long lines." +(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 "[\t ]*\n[\t ]+" nil t) + (replace-match " " t t))) + (setq length (- (point-max) (point-min) 1))) + (when (< length (window-width)) + (while (re-search-forward "[\t ]*\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 () + "Display 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) + (while (>= (1- (window-width)) (length str)) + (setq str (concat str gnus-body-boundary-delimiter))) + (substring str 0 (1- (window-width)))) + "\n"))))) + +(defun article-fill-long-lines () + "Fill lines that are wider than the window width." (interactive) (save-excursion - (let ((buffer-read-only nil)) - (widen) - (goto-char (point-min)) - (search-forward "\n\n" nil t) - (end-of-line 1) - (let ((paragraph-start "^[>|#:<;* ]*[ \t]*$") - (adaptive-fill-regexp "[ \t]*\\([|#:<;>*]+ *\\)?") - (adaptive-fill-mode t)) - (while (not (eobp)) - (and (>= (current-column) (min fill-column (window-width))) - (/= (preceding-char) ?:) - (fill-paragraph nil)) - (end-of-line 2)))))) + (let ((buffer-read-only nil) + (width (window-width (get-buffer-window (current-buffer))))) + (save-restriction + (article-goto-body) + (let ((adaptive-fill-mode nil)) ;Why? -sm + (while (not (eobp)) + (end-of-line) + (when (>= (current-column) (min fill-column width)) + (narrow-to-region (point) (gnus-point-at-bol)) + (fill-paragraph nil) + (goto-char (point-max)) + (widen)) + (forward-line 1))))))) + +(defun article-capitalize-sentences () + "Capitalize the first word in each sentence." + (interactive) + (save-excursion + (let ((buffer-read-only nil) + (paragraph-start "^[\n\^L]")) + (article-goto-body) + (while (not (eobp)) + (capitalize-word 1) + (forward-sentence))))) (defun article-remove-cr () - "Remove carriage returns from an article." + "Remove trailing CRs and then translate remaining CRs into LFs." (interactive) (save-excursion (let ((buffer-read-only nil)) (goto-char (point-min)) + (while (re-search-forward "\r+$" nil t) + (replace-match "" t t)) + (goto-char (point-min)) (while (search-forward "\r" nil t) - (replace-match "" t t))))) + (replace-match "\n" t t))))) (defun article-remove-trailing-blank-lines () "Remove all trailing blank lines from the article." @@ -874,7 +1785,9 @@ characters to translate to." (point) (progn (while (and (not (bobp)) - (looking-at "^[ \t]*$")) + (looking-at "^[ \t]*$") + (not (gnus-annotation-in-region-p + (point) (gnus-point-at-eol)))) (forward-line -1)) (forward-line 1) (point)))))) @@ -882,35 +1795,64 @@ characters to translate to." (defun article-display-x-face (&optional force) "Look for an X-Face header and display it if present." (interactive (list 'force)) - (save-excursion - ;; Delete the old process, if any. - (when (process-status "article-x-face") - (delete-process "article-x-face")) - (let ((inhibit-point-motion-hooks t) - (case-fold-search t) - from) - (save-restriction - (nnheader-narrow-to-headers) - (setq from (message-fetch-field "from")) - (goto-char (point-min)) - (while (and gnus-article-x-face-command - (or force - ;; Check whether this face is censored. - (not gnus-article-x-face-too-ugly) - (and gnus-article-x-face-too-ugly from - (not (string-match gnus-article-x-face-too-ugly - from)))) - ;; Has to be present. - (re-search-forward "^X-Face: " nil t)) - ;; We now have the area of the buffer where the X-Face is stored. + (let ((wash-face-p buffer-read-only)) ;; When type `W f' + (gnus-with-article-headers + ;; Delete the old process, if any. + (when (process-status "article-x-face") + (delete-process "article-x-face")) + (if (memq 'xface gnus-article-wash-types) + ;; We have already displayed X-Faces, so we remove them + ;; instead. + (gnus-delete-images 'xface) + ;; Display X-Faces. + (let (x-faces from face grey) (save-excursion - (let ((beg (point)) - (end (1- (re-search-forward "^\\($\\|[^ \t]\\)" nil t)))) + (when (and wash-face-p + (progn + (goto-char (point-min)) + (not (re-search-forward + "^X-Face\\(-[0-9]+\\)?:[\t ]*" nil t))) + (gnus-buffer-live-p gnus-original-article-buffer)) + ;; If type `W f', use gnus-original-article-buffer, + ;; otherwise use the current buffer because displaying + ;; RFC822 parts calls this function too. + (set-buffer gnus-original-article-buffer)) + (save-restriction + (mail-narrow-to-head) + (while (gnus-article-goto-header "x-face\\(-[0-9]+\\)?") + (when (match-beginning 2) + (setq grey t)) + (push (mail-header-field-value) x-faces)) + (setq from (message-fetch-field "from")))) + (if grey + (let ((xpm (gnus-convert-gray-x-face-to-xpm x-faces)) + image) + (when xpm + (setq image (gnus-create-image xpm 'xpm t)) + (gnus-article-goto-header "from") + (when (bobp) + (insert "From: [no `from' set]\n") + (forward-char -17)) + (gnus-add-wash-type 'xface) + (gnus-add-image 'xface image) + (gnus-put-image image))) + ;; Sending multiple EOFs to xv doesn't work, so we only do a + ;; single external face. + (when (stringp gnus-article-x-face-command) + (setq x-faces (list (car x-faces)))) + (while (and (setq face (pop x-faces)) + gnus-article-x-face-command + (or force + ;; Check whether this face is censored. + (not gnus-article-x-face-too-ugly) + (and gnus-article-x-face-too-ugly from + (not (string-match gnus-article-x-face-too-ugly + from))))) ;; We display the face. (if (symbolp gnus-article-x-face-command) ;; The command is a lisp function, so we call it. (if (gnus-functionp gnus-article-x-face-command) - (funcall gnus-article-x-face-command beg end) + (funcall gnus-article-x-face-command face) (error "%s is not a function" gnus-article-x-face-command)) ;; The command is a string, so we interpret the command ;; as a, well, command, and fork it off. @@ -919,122 +1861,273 @@ characters to translate to." (start-process "article-x-face" nil shell-file-name shell-command-switch gnus-article-x-face-command)) - (process-send-region "article-x-face" beg end) + (with-temp-buffer + (insert face) + (process-send-region "article-x-face" + (point-min) (point-max))) (process-send-eof "article-x-face")))))))))) -(defun gnus-hack-decode-rfc1522 () - "Emergency hack function for avoiding problems when decoding." - (let ((buffer-read-only nil)) - (goto-char (point-min)) - ;; Remove encoded TABs. - (while (search-forward "=09" nil t) - (replace-match " " t t)) - ;; Remove encoded newlines. - (goto-char (point-min)) - (while (search-forward "=10" nil t) - (replace-match " " t t)))) - -(defalias 'gnus-decode-rfc1522 'article-decode-rfc1522) -(defalias 'gnus-article-decode-rfc1522 'article-decode-rfc1522) -(defun article-decode-rfc1522 () - "Hack to remove QP encoding from headers." - (let ((case-fold-search t) - (inhibit-point-motion-hooks t) - (buffer-read-only nil) - string) +(defun article-decode-mime-words () + "Decode all MIME-encoded words in the article." + (interactive) + (save-excursion + (set-buffer gnus-article-buffer) + (let ((inhibit-point-motion-hooks t) + buffer-read-only + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (save-excursion (set-buffer gnus-summary-buffer) + gnus-newsgroup-ignored-charsets))) + (mail-decode-encoded-word-region (point-min) (point-max))))) + +(defun article-decode-charset (&optional prompt) + "Decode charset-encoded text in the article. +If PROMPT (the prefix), prompt for a coding system to use." + (interactive "P") + (let ((inhibit-point-motion-hooks t) (case-fold-search t) + buffer-read-only + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (save-excursion (condition-case nil + (set-buffer gnus-summary-buffer) + (error)) + gnus-newsgroup-ignored-charsets)) + ct cte ctl charset format) + (save-excursion (save-restriction - (narrow-to-region - (goto-char (point-min)) - (or (search-forward "\n\n" nil t) (point-max))) - (goto-char (point-min)) - (while (re-search-forward - "=\\?iso-8859-1\\?q\\?\\([^?\t\n]*\\)\\?=" nil t) - (setq string (match-string 1)) - (save-restriction - (narrow-to-region (match-beginning 0) (match-end 0)) - (delete-region (point-min) (point-max)) - (insert string) - (article-mime-decode-quoted-printable - (goto-char (point-min)) (point-max)) - (subst-char-in-region (point-min) (point-max) ?_ ? ) - (goto-char (point-max))) - (goto-char (point-min)))))) - -(defun article-de-quoted-unreadable (&optional force) - "Do a naive translation of a quoted-printable-encoded article. -This is in no way, shape or form meant as a replacement for real MIME -processing, but is simply a stop-gap measure until MIME support is -written. + (article-narrow-to-head) + (setq ct (message-fetch-field "Content-Type" t) + cte (message-fetch-field "Content-Transfer-Encoding" t) + ctl (and ct (ignore-errors + (mail-header-parse-content-type ct))) + charset (cond + (prompt + (mm-read-coding-system "Charset to decode: ")) + (ctl + (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)) + (when (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")) + (not format)) ;; article with format will decode later. + (mm-decode-body + charset (and cte (intern (downcase + (gnus-strip-whitespace cte)))) + (car ctl))))))) + +(defun article-decode-encoded-words () + "Remove encoded-word encoding from headers." + (let ((inhibit-point-motion-hooks t) + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (save-excursion (condition-case nil + (set-buffer gnus-summary-buffer) + (error)) + gnus-newsgroup-ignored-charsets)) + buffer-read-only) + (save-restriction + (article-narrow-to-head) + (funcall gnus-decode-header-function (point-min) (point-max))))) + +(defun article-decode-group-name () + "Decode group names in `Newsgroups:'." + (let ((inhibit-point-motion-hooks t) + buffer-read-only + (method (gnus-find-method-for-group gnus-newsgroup-name))) + (when (and (or gnus-group-name-charset-method-alist + gnus-group-name-charset-group-alist) + (gnus-buffer-live-p gnus-original-article-buffer)) + (when (nnmail-fetch-field "Newsgroups") + (nnheader-replace-header "Newsgroups" + (gnus-decode-newsgroups + (with-current-buffer + gnus-original-article-buffer + (nnmail-fetch-field "Newsgroups")) + gnus-newsgroup-name method))) + (when (nnmail-fetch-field "Followup-To") + (nnheader-replace-header "Followup-To" + (gnus-decode-newsgroups + (with-current-buffer + gnus-original-article-buffer + (nnmail-fetch-field "Followup-To")) + gnus-newsgroup-name method)))))) + +(defun article-de-quoted-unreadable (&optional force read-charset) + "Translate a quoted-printable-encoded article. If FORCE, decode the article whether it is marked as quoted-printable -or not." - (interactive (list 'force)) +or not. +If READ-CHARSET, ask for a coding system." + (interactive (list 'force current-prefix-arg)) (save-excursion - (let ((case-fold-search t) - (buffer-read-only nil) - (type (gnus-fetch-field "content-transfer-encoding"))) - (gnus-article-decode-rfc1522) + (let ((buffer-read-only nil) type charset) + (if (gnus-buffer-live-p gnus-original-article-buffer) + (with-current-buffer gnus-original-article-buffer + (setq type + (gnus-fetch-field "content-transfer-encoding")) + (let* ((ct (gnus-fetch-field "content-type")) + (ctl (and ct + (ignore-errors + (mail-header-parse-content-type ct))))) + (setq charset (and ctl + (mail-content-type-get ctl 'charset))) + (if (stringp charset) + (setq charset (intern (downcase charset))))))) + (if read-charset + (setq charset (mm-read-coding-system "Charset: " charset))) + (unless charset + (setq charset gnus-newsgroup-charset)) (when (or force - (and type (string-match "quoted-printable" (downcase type)))) - (goto-char (point-min)) - (search-forward "\n\n" nil 'move) - (article-mime-decode-quoted-printable (point) (point-max)))))) - -(defun article-mime-decode-quoted-printable-buffer () - "Decode Quoted-Printable in the current buffer." - (article-mime-decode-quoted-printable (point-min) (point-max))) - -(defun article-mime-decode-quoted-printable (from to) - "Decode Quoted-Printable in the region between FROM and TO." - (interactive "r") - (goto-char from) - (while (search-forward "=" to t) - (cond ((eq (following-char) ?\n) - (delete-char -1) - (delete-char 1)) - ((looking-at "[0-9A-F][0-9A-F]") - (subst-char-in-region - (1- (point)) (point) ?= - (hexl-hex-string-to-integer - (buffer-substring (point) (+ 2 (point))))) - (delete-char 2)) - ((looking-at "=") - (delete-char 1)) - ((gnus-message 3 "Malformed MIME quoted-printable message"))))) - -(defun article-hide-pgp (&optional arg) - "Toggle hiding of any PGP headers and signatures in the current article. -If given a negative prefix, always show; if given a positive prefix, -always hide." - (interactive (gnus-article-hidden-arg)) - (unless (gnus-article-check-hidden-text 'pgp arg) - (save-excursion + (and type (let ((case-fold-search t)) + (string-match "quoted-printable" type)))) + (article-goto-body) + (quoted-printable-decode-region + (point) (point-max) (mm-charset-to-coding-system charset)))))) + +(defun article-de-base64-unreadable (&optional force read-charset) + "Translate a base64 article. +If FORCE, decode the article whether it is marked as base64 not. +If READ-CHARSET, ask for a coding system." + (interactive (list 'force current-prefix-arg)) + (save-excursion + (let ((buffer-read-only nil) type charset) + (if (gnus-buffer-live-p gnus-original-article-buffer) + (with-current-buffer gnus-original-article-buffer + (setq type + (gnus-fetch-field "content-transfer-encoding")) + (let* ((ct (gnus-fetch-field "content-type")) + (ctl (and ct + (ignore-errors + (mail-header-parse-content-type ct))))) + (setq charset (and ctl + (mail-content-type-get ctl 'charset))) + (if (stringp charset) + (setq charset (intern (downcase charset))))))) + (if read-charset + (setq charset (mm-read-coding-system "Charset: " charset))) + (unless charset + (setq charset gnus-newsgroup-charset)) + (when (or force + (and type (let ((case-fold-search t)) + (string-match "base64" type)))) + (article-goto-body) + (save-restriction + (narrow-to-region (point) (point-max)) + (base64-decode-region (point-min) (point-max)) + (mm-decode-coding-region + (point-min) (point-max) (mm-charset-to-coding-system charset))))))) + +(eval-when-compile + (require 'rfc1843)) + +(defun article-decode-HZ () + "Translate a HZ-encoded article." + (interactive) + (require 'rfc1843) + (save-excursion + (let ((buffer-read-only nil)) + (rfc1843-decode-region (point-min) (point-max))))) + +(defun article-wash-html (&optional read-charset) + "Format an html article. +If READ-CHARSET, ask for a coding system." + (interactive "P") + (save-excursion + (let ((buffer-read-only nil) + charset) + (if (gnus-buffer-live-p gnus-original-article-buffer) + (with-current-buffer gnus-original-article-buffer + (let* ((ct (gnus-fetch-field "content-type")) + (ctl (and ct + (ignore-errors + (mail-header-parse-content-type ct))))) + (setq charset (and ctl + (mail-content-type-get ctl 'charset))) + (if (stringp charset) + (setq charset (intern (downcase charset))))))) + (if read-charset + (setq charset (mm-read-coding-system "Charset: " charset))) + (unless charset + (setq 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) + (w3-honor-stylesheets nil) + (w3-delay-image-loads 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." + (interactive) + (let ((inhibit-point-motion-hooks t) + (regexp (if (consp gnus-list-identifiers) + (mapconcat 'identity gnus-list-identifiers " *\\|") + gnus-list-identifiers)) + buffer-read-only) + (when regexp + (save-excursion + (save-restriction + (article-narrow-to-head) + (goto-char (point-min)) + (while (re-search-forward + (concat "^Subject: +\\(R[Ee]: +\\)*\\(" regexp " *\\)") + nil t) + (delete-region (match-beginning 2) (match-end 0)) + (beginning-of-line)) + (when (re-search-forward + "^Subject: +\\(\\(R[Ee]: +\\)+\\)R[Ee]: +" nil t) + (delete-region (match-beginning 1) (match-end 1)))))))) + +(defun article-hide-pgp () + "Remove any PGP headers and signatures in the current article." + (interactive) + (save-excursion + (save-restriction (let ((inhibit-point-motion-hooks t) buffer-read-only beg end) - (widen) - (goto-char (point-min)) + (article-goto-body) ;; Hide the "header". - (when (search-forward "\n-----BEGIN PGP SIGNED MESSAGE-----\n" nil t) - (gnus-article-hide-text-type (1+ (match-beginning 0)) - (match-end 0) 'pgp) + (when (re-search-forward "^-----BEGIN PGP SIGNED MESSAGE-----\n" nil t) + (gnus-add-wash-type 'pgp) + (delete-region (match-beginning 0) (match-end 0)) + ;; Remove armor headers (rfc2440 6.2) + (delete-region (point) (or (re-search-forward "^[ \t]*\n" nil t) + (point))) (setq beg (point)) ;; Hide the actual signature. (and (search-forward "\n-----BEGIN PGP SIGNATURE-----\n" nil t) (setq end (1+ (match-beginning 0))) - (gnus-article-hide-text-type + (delete-region end (if (search-forward "\n-----END PGP SIGNATURE-----\n" nil t) (match-end 0) ;; Perhaps we shouldn't hide to the end of the buffer ;; if there is no end to the signature? - (point-max)) - 'pgp)) + (point-max)))) ;; Hide "- " PGP quotation markers. (when (and beg end) (narrow-to-region beg end) (goto-char (point-min)) (while (re-search-forward "^- " nil t) - (gnus-article-hide-text-type - (match-beginning 0) (match-end 0) 'pgp)) + (delete-region + (match-beginning 0) (match-end 0))) (widen)) (gnus-run-hooks 'gnus-article-hide-pgp-hook)))))) @@ -1046,25 +2139,66 @@ always hide." (unless (gnus-article-check-hidden-text 'pem arg) (save-excursion (let (buffer-read-only end) - (widen) (goto-char (point-min)) - ;; hide the horrendously ugly "header". - (and (search-forward "\n-----BEGIN PRIVACY-ENHANCED MESSAGE-----\n" - nil - t) - (setq end (1+ (match-beginning 0))) - (gnus-article-hide-text-type - end - (if (search-forward "\n\n" nil t) - (match-end 0) - (point-max)) - 'pem)) - ;; hide the trailer as well - (and (search-forward "\n-----END PRIVACY-ENHANCED MESSAGE-----\n" - nil - t) - (gnus-article-hide-text-type - (match-beginning 0) (match-end 0) 'pem)))))) + ;; Hide the horrendously ugly "header". + (when (and (search-forward + "\n-----BEGIN PRIVACY-ENHANCED MESSAGE-----\n" + nil t) + (setq end (1+ (match-beginning 0)))) + (gnus-add-wash-type 'pem) + (gnus-article-hide-text-type + end + (if (search-forward "\n\n" nil t) + (match-end 0) + (point-max)) + 'pem) + ;; Hide the trailer as well + (when (search-forward "\n-----END PRIVACY-ENHANCED MESSAGE-----\n" + nil t) + (gnus-article-hide-text-type + (match-beginning 0) (match-end 0) 'pem))))))) + +(defun article-strip-banner () + "Strip the banner specified by the `banner' group parameter." + (interactive) + (save-excursion + (save-restriction + (let ((inhibit-point-motion-hooks t) + (banner (gnus-parameter-banner gnus-newsgroup-name)) + (gnus-signature-limit nil) + buffer-read-only beg end) + (when banner + (article-goto-body) + (cond + ((eq banner 'signature) + (when (gnus-article-narrow-to-signature) + (widen) + (forward-line -1) + (delete-region (point) (point-max)))) + ((symbolp banner) + (if (setq banner (cdr (assq banner gnus-article-banner-alist))) + (while (re-search-forward banner nil t) + (delete-region (match-beginning 0) (match-end 0))))) + ((stringp banner) + (while (re-search-forward banner nil t) + (delete-region (match-beginning 0) (match-end 0)))))))))) + +(defun article-babel () + "Translate article using an online translation service." + (interactive) + (require 'babel) + (save-excursion + (set-buffer gnus-article-buffer) + (when (article-goto-body) + (let* ((buffer-read-only nil) + (start (point)) + (end (point-max)) + (orig (buffer-substring start end)) + (trans (babel-as-string orig))) + (save-restriction + (narrow-to-region start end) + (delete-region start end) + (insert trans)))))) (defun article-hide-signature (&optional arg) "Hide the signature in the current article. @@ -1077,7 +2211,17 @@ always hide." (let ((buffer-read-only nil)) (when (gnus-article-narrow-to-signature) (gnus-article-hide-text-type - (point-min) (point-max) 'signature))))))) + (point-min) (point-max) 'signature)))))) + (gnus-set-mode-line 'article)) + +(defun article-strip-headers-in-body () + "Strip offensive headers from bodies." + (interactive) + (save-excursion + (article-goto-body) + (let ((case-fold-search t)) + (when (looking-at "x-no-archive:") + (gnus-delete-line))))) (defun article-strip-leading-blank-lines () "Remove all blank lines from the beginning of the article." @@ -1085,12 +2229,35 @@ always hide." (save-excursion (let ((inhibit-point-motion-hooks t) buffer-read-only) - (goto-char (point-min)) - (when (search-forward "\n\n" nil t) + (when (article-goto-body) (while (and (not (eobp)) (looking-at "[ \t]*$")) (gnus-delete-line)))))) +(defun article-narrow-to-head () + "Narrow the buffer to the head of the message. +Point is left at the beginning of the narrowed-to region." + (narrow-to-region + (goto-char (point-min)) + (if (search-forward "\n\n" nil 1) + (1- (point)) + (point-max))) + (goto-char (point-min))) + +(defun article-goto-body () + "Place point at the start of the body." + (goto-char (point-min)) + (cond + ;; This variable is only bound when dealing with separate + ;; MIME body parts. + (article-goto-body-goes-to-point-min-p + t) + ((search-forward "\n\n" nil t) + t) + (t + (goto-char (point-max)) + nil))) + (defun article-strip-multiple-blank-lines () "Replace consecutive blank lines with one empty line." (interactive) @@ -1098,15 +2265,17 @@ always hide." (let ((inhibit-point-motion-hooks t) buffer-read-only) ;; First make all blank lines empty. - (goto-char (point-min)) - (search-forward "\n\n" nil t) + (article-goto-body) (while (re-search-forward "^[ \t]+$" nil t) - (replace-match "" nil t)) + (unless (gnus-annotation-in-region-p + (match-beginning 0) (match-end 0)) + (replace-match "" nil t))) ;; Then replace multiple empty lines with a single empty line. - (goto-char (point-min)) - (search-forward "\n\n" nil t) - (while (re-search-forward "\n\n\n+" nil t) - (replace-match "\n\n" t t))))) + (article-goto-body) + (while (re-search-forward "\n\n\\(\n+\\)" nil t) + (unless (gnus-annotation-in-region-p + (match-beginning 0) (match-end 0)) + (delete-region (match-beginning 1) (match-end 1))))))) (defun article-strip-leading-space () "Remove all white space from the beginning of the lines in the article." @@ -1114,11 +2283,20 @@ always hide." (save-excursion (let ((inhibit-point-motion-hooks t) buffer-read-only) - (goto-char (point-min)) - (search-forward "\n\n" nil t) + (article-goto-body) (while (re-search-forward "^[ \t]+" nil t) (replace-match "" t t))))) +(defun article-strip-trailing-space () + "Remove all white space from the end of the lines in the article." + (interactive) + (save-excursion + (let ((inhibit-point-motion-hooks t) + buffer-read-only) + (article-goto-body) + (while (re-search-forward "[ \t]+$" nil t) + (replace-match "" t t))))) + (defun article-strip-blank-lines () "Strip leading, trailing and multiple blank lines." (interactive) @@ -1132,47 +2310,35 @@ always hide." (save-excursion (let ((inhibit-point-motion-hooks t) buffer-read-only) - (goto-char (point-min)) - (search-forward "\n\n" nil t) + (article-goto-body) (while (re-search-forward "^[ \t]*\n" nil t) (replace-match "" t t))))) -(defvar mime::preview/content-list) -(defvar mime::preview-content-info/point-min) (defun gnus-article-narrow-to-signature () "Narrow to the signature; return t if a signature is found, else nil." - (widen) - (when (and (boundp 'mime::preview/content-list) - mime::preview/content-list) - ;; We have a MIMEish article, so we use the MIME data to narrow. - (let ((pcinfo (car (last mime::preview/content-list)))) - (ignore-errors - (narrow-to-region - (funcall (intern "mime::preview-content-info/point-min") pcinfo) - (point-max))))) - - (when (gnus-article-search-signature) - (forward-line 1) - ;; Check whether we have some limits to what we consider - ;; to be a signature. - (let ((limits (if (listp gnus-signature-limit) gnus-signature-limit - (list gnus-signature-limit))) - limit limited) - (while (setq limit (pop limits)) - (if (or (and (integerp limit) - (< (- (point-max) (point)) limit)) - (and (floatp limit) - (< (count-lines (point) (point-max)) limit)) - (and (gnus-functionp limit) - (funcall limit)) - (and (stringp limit) - (not (re-search-forward limit nil t)))) - () ; This limit did not succeed. - (setq limited t - limits nil))) - (unless limited - (narrow-to-region (point) (point-max)) - t)))) + (let ((inhibit-point-motion-hooks t)) + (when (gnus-article-search-signature) + (forward-line 1) + ;; Check whether we have some limits to what we consider + ;; to be a signature. + (let ((limits (if (listp gnus-signature-limit) gnus-signature-limit + (list gnus-signature-limit))) + limit limited) + (while (setq limit (pop limits)) + (if (or (and (integerp limit) + (< (- (point-max) (point)) limit)) + (and (floatp limit) + (< (count-lines (point) (point-max)) limit)) + (and (gnus-functionp limit) + (funcall limit)) + (and (stringp limit) + (not (re-search-forward limit nil t)))) + () ; This limit did not succeed. + (setq limited t + limits nil))) + (unless limited + (narrow-to-region (point) (point-max)) + t))))) (defun gnus-article-search-signature () "Search the current buffer for the signature separator. @@ -1190,38 +2356,6 @@ Put point at the beginning of the signature separator." (goto-char cur) nil))) -(eval-and-compile - (autoload 'w3-display "w3-parse") - (autoload 'w3-do-setup "w3" "" t) - (autoload 'w3-region "w3-display" "" t)) - -(defun gnus-article-treat-html () - "Render HTML." - (interactive) - (let ((cbuf (current-buffer))) - (set-buffer gnus-article-buffer) - (let (buf buffer-read-only b e) - (w3-do-setup) - (goto-char (point-min)) - (narrow-to-region - (if (search-forward "\n\n" nil t) - (setq b (point)) - (point-max)) - (setq e (point-max))) - (nnheader-temp-write nil - (insert-buffer-substring gnus-article-buffer b e) - (require 'url) - (save-window-excursion - (w3-region (point-min) (point-max)) - (setq buf (buffer-substring-no-properties (point-min) (point-max))))) - (when buf - (delete-region (point-min) (point-max)) - (insert buf)) - (widen) - (goto-char (point-min)) - (set-window-start (get-buffer-window (current-buffer)) (point-min)) - (set-buffer cbuf)))) - (defun gnus-article-hidden-arg () "Return the current prefix arg as a number, or 0 if no prefix." (list (if current-prefix-arg @@ -1230,53 +2364,48 @@ Put point at the beginning of the signature separator." (defun gnus-article-check-hidden-text (type arg) "Return nil if hiding is necessary. -Arg can be nil or a number. Nil and positive means hide, negative +Arg can be nil or a number. nil and positive means hide, negative means show, 0 means toggle." (save-excursion (save-restriction - (widen) (let ((hide (gnus-article-hidden-text-p type))) (cond ((or (null arg) (> arg 0)) nil) ((< arg 0) - (gnus-article-show-hidden-text type)) + (gnus-article-show-hidden-text type) + t) (t (if (eq hide 'hidden) - (gnus-article-show-hidden-text type) + (progn + (gnus-article-show-hidden-text type) + t) nil))))))) (defun gnus-article-hidden-text-p (type) "Say whether the current buffer contains hidden text of type TYPE." - (let ((start (point-min)) - (pos (text-property-any (point-min) (point-max) 'article-type type))) + (let ((pos (text-property-any (point-min) (point-max) 'article-type type))) (while (and pos - (not (get-text-property pos 'invisible))) + (not (get-text-property pos 'invisible)) + (not (get-text-property pos 'dummy-invisible))) (setq pos (text-property-any (1+ pos) (point-max) 'article-type type))) (if pos 'hidden - 'shown))) + nil))) -(defun gnus-article-show-hidden-text (type &optional hide) +(defun gnus-article-show-hidden-text (type &optional dummy) "Show all hidden text of type TYPE. -If HIDE, hide the text instead." - (save-excursion - (let ((buffer-read-only nil) - (inhibit-point-motion-hooks t) - (end (point-min)) - beg) - (while (setq beg (text-property-any end (point-max) 'article-type type)) - (goto-char beg) - (setq end (or - (text-property-not-all beg (point-max) 'article-type type) - (point-max))) - (if hide - (gnus-article-hide-text beg end gnus-hidden-properties) - (gnus-article-unhide-text beg end)) - (goto-char end)) - t))) +Originally it is hide instead of DUMMY." + (let ((buffer-read-only nil) + (inhibit-point-motion-hooks t)) + (gnus-remove-text-properties-when + 'article-type type + (point-min) (point-max) + (cons 'article-type (cons type + gnus-hidden-properties))) + (gnus-delete-wash-type type))) (defconst article-time-units `((year . ,(* 365.25 24 60 60)) @@ -1290,150 +2419,188 @@ If HIDE, hide the text instead." (defun article-date-ut (&optional type highlight header) "Convert DATE date to universal time in the current article. If TYPE is `local', convert to local time; if it is `lapsed', output -how much time has lapsed since DATE." +how much time has lapsed since DATE. For `lapsed', the value of +`gnus-article-date-lapsed-new-header' says whether the \"X-Sent:\" header +should replace the \"Date:\" one, or should be added below it." (interactive (list 'ut t)) (let* ((header (or header - (mail-header-date gnus-current-headers) (message-fetch-field "date") "")) + (tdate-regexp "^Date:[ \t]\\|^X-Sent:[ \t]") + (date-regexp + (cond + ((not gnus-article-date-lapsed-new-header) + tdate-regexp) + ((eq type 'lapsed) + "^X-Sent:[ \t]") + (t + "^Date:[ \t]"))) (date (if (vectorp header) (mail-header-date header) header)) - (date-regexp "^Date:[ \t]\\|^X-Sent:[ \t]") (inhibit-point-motion-hooks t) - bface eface newline) - (when (and date (not (string= date ""))) - (save-excursion - (save-restriction - (nnheader-narrow-to-headers) + pos + bface eface) + (save-excursion + (save-restriction + (article-narrow-to-head) + (when (re-search-forward tdate-regexp nil t) + (setq bface (get-text-property (gnus-point-at-bol) 'face) + date (or (get-text-property (gnus-point-at-bol) + 'original-date) + date) + eface (get-text-property (1- (gnus-point-at-eol)) 'face)) + (forward-line 1)) + (when (and date (not (string= date ""))) + (goto-char (point-min)) (let ((buffer-read-only nil)) ;; Delete any old Date headers. - (if (re-search-forward date-regexp nil t) - (progn - (setq bface (get-text-property (gnus-point-at-bol) 'face) - eface (get-text-property (1- (gnus-point-at-eol)) - 'face)) + (while (re-search-forward date-regexp nil t) + (if pos (delete-region (progn (beginning-of-line) (point)) - (progn (end-of-line) (point))) - (beginning-of-line)) - (goto-char (point-max)) - (setq newline t)) - (insert (article-make-date-line date type)) + (progn (forward-line 1) (point))) + (delete-region (progn (beginning-of-line) (point)) + (progn (end-of-line) (point))) + (setq pos (point)))) + (when (and (not pos) (re-search-forward tdate-regexp nil t)) + (forward-line 1)) + (if pos (goto-char pos)) + (insert (article-make-date-line date (or type 'ut))) + (when (not pos) + (insert "\n") + (forward-line -1)) ;; Do highlighting. (beginning-of-line) (when (looking-at "\\([^:]+\\): *\\(.*\\)$") (put-text-property (match-beginning 1) (1+ (match-end 1)) + 'original-date date) + (put-text-property (match-beginning 1) (1+ (match-end 1)) 'face bface) (put-text-property (match-beginning 2) (match-end 2) - 'face eface)) - (when newline - (end-of-line) - (insert "\n")))))))) + 'face eface)))))))) (defun article-make-date-line (date type) "Return a DATE line of TYPE." - (cond - ;; Convert to the local timezone. We have to slap a - ;; `condition-case' round the calls to the timezone - ;; functions since they aren't particularly resistant to - ;; buggy dates. - ((eq type 'local) - (concat "Date: " (condition-case () - (timezone-make-date-arpa-standard date) - (error date)))) - ;; Convert to Universal Time. - ((eq type 'ut) - (concat "Date: " - (condition-case () - (timezone-make-date-arpa-standard date nil "UT") - (error date)))) - ;; Get the original date from the article. - ((eq type 'original) - (concat "Date: " date)) - ;; Let the user define the format. - ((eq type 'user) - (if (gnus-functionp gnus-article-time-format) - (funcall - gnus-article-time-format - (ignore-errors - (gnus-encode-date - (timezone-make-date-arpa-standard - date nil "UT")))) - (concat - "Date: " - (format-time-string gnus-article-time-format - (ignore-errors - (gnus-encode-date - (timezone-make-date-arpa-standard - date nil "UT"))))))) - ;; ISO 8601. - ((eq type 'iso8601) - (concat - "Date: " - (format-time-string "%Y%M%DT%h%m%s" - (ignore-errors - (gnus-encode-date - (timezone-make-date-arpa-standard - date nil "UT")))))) - ;; Do an X-Sent lapsed format. - ((eq type 'lapsed) - ;; If the date is seriously mangled, the timezone functions are - ;; liable to bug out, so we ignore all errors. - (let* ((now (current-time)) - (real-time - (ignore-errors - (gnus-time-minus - (gnus-encode-date - (timezone-make-date-arpa-standard - (current-time-string now) - (current-time-zone now) "UT")) - (gnus-encode-date - (timezone-make-date-arpa-standard - date nil "UT"))))) - (real-sec (and real-time - (+ (* (float (car real-time)) 65536) - (cadr real-time)))) - (sec (and real-time (abs real-sec))) - num prev) - (cond - ((null real-time) - "X-Sent: Unknown") - ((zerop sec) - "X-Sent: Now") - (t - (concat - "X-Sent: " - ;; This is a bit convoluted, but basically we go - ;; through the time units for years, weeks, etc, - ;; and divide things to see whether that results - ;; in positive answers. - (mapconcat - (lambda (unit) - (if (zerop (setq num (ffloor (/ sec (cdr unit))))) - ;; The (remaining) seconds are too few to - ;; be divided into this time unit. - "" - ;; It's big enough, so we output it. - (setq sec (- sec (* num (cdr unit)))) - (prog1 - (concat (if prev ", " "") (int-to-string - (floor num)) - " " (symbol-name (car unit)) - (if (> num 1) "s" "")) - (setq prev t)))) - article-time-units "") - ;; If dates are odd, then it might appear like the - ;; article was sent in the future. - (if (> real-sec 0) - " ago" - " in the future")))))) - (t - (error "Unknown conversion type: %s" type)))) + (unless (memq type '(local ut original user iso8601 lapsed english)) + (error "Unknown conversion type: %s" type)) + (condition-case () + (let ((time (date-to-time date))) + (cond + ;; Convert to the local timezone. + ((eq type 'local) + (let ((tz (car (current-time-zone time)))) + (format "Date: %s %s%02d%02d" (current-time-string time) + (if (> tz 0) "+" "-") (/ (abs tz) 3600) + (/ (% (abs tz) 3600) 60)))) + ;; Convert to Universal Time. + ((eq type 'ut) + (concat "Date: " + (current-time-string + (let* ((e (parse-time-string date)) + (tm (apply 'encode-time e)) + (ms (car tm)) + (ls (- (cadr tm) (car (current-time-zone time))))) + (cond ((< ls 0) (list (1- ms) (+ ls 65536))) + ((> ls 65535) (list (1+ ms) (- ls 65536))) + (t (list ms ls))))) + " UT")) + ;; Get the original date from the article. + ((eq type 'original) + (concat "Date: " (if (string-match "\n+$" date) + (substring date 0 (match-beginning 0)) + date))) + ;; Let the user define the format. + ((eq type 'user) + (if (gnus-functionp gnus-article-time-format) + (funcall gnus-article-time-format time) + (concat + "Date: " + (format-time-string gnus-article-time-format time)))) + ;; ISO 8601. + ((eq type 'iso8601) + (let ((tz (car (current-time-zone time)))) + (concat + "Date: " + (format-time-string "%Y%m%dT%H%M%S" time) + (format "%s%02d%02d" + (if (> tz 0) "+" "-") (/ (abs tz) 3600) + (/ (% (abs tz) 3600) 60))))) + ;; Do an X-Sent lapsed format. + ((eq type 'lapsed) + ;; If the date is seriously mangled, the timezone functions are + ;; liable to bug out, so we ignore all errors. + (let* ((now (current-time)) + (real-time (subtract-time now time)) + (real-sec (and real-time + (+ (* (float (car real-time)) 65536) + (cadr real-time)))) + (sec (and real-time (abs real-sec))) + num prev) + (cond + ((null real-time) + "X-Sent: Unknown") + ((zerop sec) + "X-Sent: Now") + (t + (concat + "X-Sent: " + ;; This is a bit convoluted, but basically we go + ;; through the time units for years, weeks, etc, + ;; and divide things to see whether that results + ;; in positive answers. + (mapconcat + (lambda (unit) + (if (zerop (setq num (ffloor (/ sec (cdr unit))))) + ;; The (remaining) seconds are too few to + ;; be divided into this time unit. + "" + ;; It's big enough, so we output it. + (setq sec (- sec (* num (cdr unit)))) + (prog1 + (concat (if prev ", " "") (int-to-string + (floor num)) + " " (symbol-name (car unit)) + (if (> num 1) "s" "")) + (setq prev t)))) + article-time-units "") + ;; If dates are odd, then it might appear like the + ;; article was sent in the future. + (if (> real-sec 0) + " ago" + " in the future")))))) + ;; Display the date in proper English + ((eq type 'english) + (let ((dtime (decode-time time))) + (concat + "Date: the " + (number-to-string (nth 3 dtime)) + (let ((digit (% (nth 3 dtime) 10))) + (cond + ((memq (nth 3 dtime) '(11 12 13)) "th") + ((= digit 1) "st") + ((= digit 2) "nd") + ((= digit 3) "rd") + (t "th"))) + " of " + (nth (1- (nth 4 dtime)) gnus-english-month-names) + " " + (number-to-string (nth 5 dtime)) + " at " + (format "%02d" (nth 2 dtime)) + ":" + (format "%02d" (nth 1 dtime))))))) + (error + (format "Date: %s (from Oort)" date)))) (defun article-date-local (&optional highlight) "Convert the current article date to the local timezone." (interactive (list t)) (article-date-ut 'local highlight)) +(defun article-date-english (&optional highlight) + "Convert the current article date to something that is proper English." + (interactive (list t)) + (article-date-ut 'english highlight)) + (defun article-date-original (&optional highlight) "Convert the current article date to what it was originally. This is only useful if you have used some other date conversion @@ -1448,13 +2615,17 @@ function and want to see what the date was before converting." (defun article-update-date-lapsed () "Function to be run from a timer to update the lapsed time line." - (save-excursion - (ignore-errors - (when (gnus-buffer-live-p gnus-article-buffer) - (set-buffer gnus-article-buffer) - (goto-char (point-min)) - (when (re-search-forward "^X-Sent:" nil t) - (article-date-lapsed t)))))) + (let (deactivate-mark) + (save-excursion + (ignore-errors + (walk-windows + (lambda (w) + (set-buffer (window-buffer w)) + (when (eq major-mode 'gnus-article-mode) + (goto-char (point-min)) + (when (re-search-forward "^X-Sent:" nil t) + (article-date-lapsed t)))) + nil 'visible))))) (defun gnus-start-date-timer (&optional n) "Start a timer to update the X-Sent header in the article buffers. @@ -1464,7 +2635,7 @@ is to run." (unless n (setq n 1)) (gnus-stop-date-timer) - (setq article-lapsed-timer + (setq article-lapsed-timer (nnheader-run-at-time 1 n 'article-update-date-lapsed))) (defun gnus-stop-date-timer () @@ -1485,25 +2656,40 @@ This format is defined by the `gnus-article-time-format' variable." (interactive (list t)) (article-date-ut 'iso8601 highlight)) -(defun article-show-all () - "Show all hidden text in the article buffer." +;; (defun article-show-all () +;; "Show all hidden text in the article buffer." +;; (interactive) +;; (save-excursion +;; (let ((buffer-read-only nil)) +;; (gnus-article-unhide-text (point-min) (point-max))))) + +(defun article-remove-leading-whitespace () + "Remove excessive whitespace from all headers." (interactive) (save-excursion - (let ((buffer-read-only nil)) - (gnus-article-unhide-text (point-min) (point-max))))) + (save-restriction + (let ((buffer-read-only nil)) + (article-narrow-to-head) + (goto-char (point-min)) + (while (re-search-forward "^[^ :]+: \\([ \t]+\\)" nil t) + (delete-region (match-beginning 1) (match-end 1))))))) (defun article-emphasize (&optional arg) "Emphasize text according to `gnus-emphasis-alist'." (interactive (gnus-article-hidden-arg)) (unless (gnus-article-check-hidden-text 'emphasis arg) (save-excursion - (let ((alist gnus-emphasis-alist) + (let ((alist (or + (condition-case nil + (with-current-buffer gnus-summary-buffer + gnus-article-emphasis-alist) + (error)) + gnus-emphasis-alist)) (buffer-read-only nil) (props (append '(article-type emphasis) gnus-hidden-properties)) regexp elem beg invisible visible face) - (goto-char (point-min)) - (search-forward "\n\n" nil t) + (article-goto-body) (setq beg (point)) (while (setq elem (pop alist)) (goto-char beg) @@ -1512,17 +2698,39 @@ This format is defined by the `gnus-article-time-format' variable." visible (nth 2 elem) face (nth 3 elem)) (while (re-search-forward regexp nil t) - (when (and (match-beginning visible) (match-beginning invisible)) - (gnus-article-hide-text - (match-beginning invisible) (match-end invisible) props) - (gnus-article-unhide-text-type - (match-beginning visible) (match-end visible) 'emphasis) - (gnus-put-text-property-excluding-newlines - (match-beginning visible) (match-end visible) 'face face) - (goto-char (match-end invisible))))))))) - -(defvar gnus-summary-article-menu) -(defvar gnus-summary-post-menu) + (when (and (match-beginning visible) (match-beginning invisible)) + (gnus-article-hide-text + (match-beginning invisible) (match-end invisible) props) + (gnus-article-unhide-text-type + (match-beginning visible) (match-end visible) 'emphasis) + (gnus-put-overlay-excluding-newlines + (match-beginning visible) (match-end visible) 'face face) + (gnus-add-wash-type 'emphasis) + (goto-char (match-end invisible))))))))) + +(defun gnus-article-setup-highlight-words (&optional highlight-words) + "Setup newsgroup emphasis alist." + (unless gnus-article-emphasis-alist + (let ((name (and gnus-newsgroup-name + (gnus-group-real-name gnus-newsgroup-name)))) + (make-local-variable 'gnus-article-emphasis-alist) + (setq gnus-article-emphasis-alist + (nconc + (let ((alist gnus-group-highlight-words-alist) elem highlight) + (while (setq elem (pop alist)) + (when (and name (string-match (car elem) name)) + (setq alist nil + highlight (copy-sequence (cdr elem))))) + highlight) + (copy-sequence highlight-words) + (if gnus-newsgroup-name + (copy-sequence (gnus-group-find-parameter + gnus-newsgroup-name 'highlight-words t))) + gnus-emphasis-alist))))) + +(eval-when-compile + (defvar gnus-summary-article-menu) + (defvar gnus-summary-post-menu)) ;;; Saving functions. @@ -1540,7 +2748,7 @@ This format is defined by the `gnus-article-time-format' variable." (if (not gnus-default-article-saver) (error "No default saver is defined") ;; !!! Magic! The saving functions all save - ;; `gnus-original-article-buffer' (or so they think), but we + ;; `gnus-save-article-buffer' (or so they think), but we ;; bind that variable to our save-buffer. (set-buffer gnus-article-buffer) (let* ((gnus-save-article-buffer save-buffer) @@ -1552,7 +2760,7 @@ This format is defined by the `gnus-article-time-format' variable." (gnus-number-of-articles-to-be-saved (when (eq gnus-prompt-before-saving t) num))) ; Magic - (set-buffer gnus-summary-buffer) + (set-buffer gnus-article-current-summary) (funcall gnus-default-article-saver filename))))) (defun gnus-read-save-file-name (prompt &optional filename @@ -1560,76 +2768,78 @@ This format is defined by the `gnus-article-time-format' variable." (let ((default-name (funcall function group headers (symbol-value variable))) result) - (setq - result - (cond - ((eq filename 'default) - default-name) - ((eq filename t) - default-name) - (filename filename) - (t - (let* ((split-name (gnus-get-split-value gnus-split-methods)) - (prompt - (format prompt - (if (and gnus-number-of-articles-to-be-saved - (> gnus-number-of-articles-to-be-saved 1)) - (format "these %d articles" - gnus-number-of-articles-to-be-saved) - "this article"))) - (file - ;; Let the split methods have their say. - (cond - ;; No split name was found. - ((null split-name) - (read-file-name - (concat prompt " (default " - (file-name-nondirectory default-name) ") ") - (file-name-directory default-name) - default-name)) - ;; A single group name is returned. - ((stringp split-name) - (setq default-name - (funcall function split-name headers - (symbol-value variable))) - (read-file-name - (concat prompt " (default " - (file-name-nondirectory default-name) ") ") - (file-name-directory default-name) - default-name)) - ;; A single split name was found - ((= 1 (length split-name)) - (let* ((name (expand-file-name - (car split-name) gnus-article-save-directory)) - (dir (cond ((file-directory-p name) - (file-name-as-directory name)) - ((file-exists-p name) name) - (t gnus-article-save-directory)))) - (read-file-name - (concat prompt " (default " name ") ") - dir name))) - ;; A list of splits was found. - (t - (setq split-name (nreverse split-name)) - (let (result) - (let ((file-name-history - (nconc split-name file-name-history))) - (setq result - (expand-file-name - (read-file-name - (concat prompt " (`M-p' for defaults) ") - gnus-article-save-directory - (car split-name)) - gnus-article-save-directory))) - (car (push result file-name-history))))))) - ;; Create the directory. - (gnus-make-directory (file-name-directory file)) - ;; If we have read a directory, we append the default file name. - (when (file-directory-p file) - (setq file (concat (file-name-as-directory file) - (file-name-nondirectory default-name)))) - ;; Possibly translate some characters. - (nnheader-translate-file-chars file))))) + (setq result + (expand-file-name + (cond + ((eq filename 'default) + default-name) + ((eq filename t) + default-name) + (filename filename) + (t + (let* ((split-name (gnus-get-split-value gnus-split-methods)) + (prompt + (format prompt + (if (and gnus-number-of-articles-to-be-saved + (> gnus-number-of-articles-to-be-saved 1)) + (format "these %d articles" + gnus-number-of-articles-to-be-saved) + "this article"))) + (file + ;; Let the split methods have their say. + (cond + ;; No split name was found. + ((null split-name) + (read-file-name + (concat prompt " (default " + (file-name-nondirectory default-name) ") ") + (file-name-directory default-name) + default-name)) + ;; A single group name is returned. + ((stringp split-name) + (setq default-name + (funcall function split-name headers + (symbol-value variable))) + (read-file-name + (concat prompt " (default " + (file-name-nondirectory default-name) ") ") + (file-name-directory default-name) + default-name)) + ;; A single split name was found + ((= 1 (length split-name)) + (let* ((name (expand-file-name + (car split-name) + gnus-article-save-directory)) + (dir (cond ((file-directory-p name) + (file-name-as-directory name)) + ((file-exists-p name) name) + (t gnus-article-save-directory)))) + (read-file-name + (concat prompt " (default " name ") ") + dir name))) + ;; A list of splits was found. + (t + (setq split-name (nreverse split-name)) + (let (result) + (let ((file-name-history + (nconc split-name file-name-history))) + (setq result + (expand-file-name + (read-file-name + (concat prompt " (`M-p' for defaults) ") + gnus-article-save-directory + (car split-name)) + gnus-article-save-directory))) + (car (push result file-name-history))))))) + ;; Create the directory. + (gnus-make-directory (file-name-directory file)) + ;; If we have read a directory, we append the default file name. + (when (file-directory-p file) + (setq file (expand-file-name (file-name-nondirectory + default-name) + (file-name-as-directory file)))) + ;; Possibly translate some characters. + (nnheader-translate-file-chars file)))))) (gnus-make-directory (file-name-directory result)) (set variable result))) @@ -1649,7 +2859,6 @@ This format is defined by the `gnus-article-time-format' variable." "Append this article to Rmail file. Optional argument FILENAME specifies file name. Directory to save to is default to `gnus-article-save-directory'." - (interactive) (setq filename (gnus-read-save-file-name "Save %s in rmail file:" filename gnus-rmail-save-name gnus-newsgroup-name @@ -1665,7 +2874,6 @@ Directory to save to is default to `gnus-article-save-directory'." "Append this article to Unix mail file. Optional argument FILENAME specifies file name. Directory to save to is default to `gnus-article-save-directory'." - (interactive) (setq filename (gnus-read-save-file-name "Save %s in Unix mail file:" filename gnus-mail-save-name gnus-newsgroup-name @@ -1676,7 +2884,7 @@ Directory to save to is default to `gnus-article-save-directory'." (widen) (if (and (file-readable-p filename) (mail-file-babyl-p filename)) - (gnus-output-to-rmail filename t) + (rmail-output-to-rmail-file filename t) (gnus-output-to-mail filename))))) filename) @@ -1684,7 +2892,6 @@ Directory to save to is default to `gnus-article-save-directory'." "Append this article to file. Optional argument FILENAME specifies file name. Directory to save to is default to `gnus-article-save-directory'." - (interactive) (setq filename (gnus-read-save-file-name "Save %s in file:" filename gnus-file-save-name gnus-newsgroup-name @@ -1700,17 +2907,15 @@ Directory to save to is default to `gnus-article-save-directory'." filename) (defun gnus-summary-write-to-file (&optional filename) - "Write this article to a file. + "Write this article to a file, overwriting it if the file exists. Optional argument FILENAME specifies file name. The directory to save in defaults to `gnus-article-save-directory'." - (interactive) (gnus-summary-save-in-file nil t)) (defun gnus-summary-save-body-in-file (&optional filename) "Append this article body to a file. Optional argument FILENAME specifies file name. The directory to save in defaults to `gnus-article-save-directory'." - (interactive) (setq filename (gnus-read-save-file-name "Save %s body in file:" filename gnus-file-save-name gnus-newsgroup-name @@ -1719,19 +2924,19 @@ The directory to save in defaults to `gnus-article-save-directory'." (save-excursion (save-restriction (widen) - (goto-char (point-min)) - (when (search-forward "\n\n" nil t) + (when (article-goto-body) (narrow-to-region (point) (point-max))) (gnus-output-to-file filename)))) filename) (defun gnus-summary-save-in-pipe (&optional command) "Pipe this article to subprocess." - (interactive) (setq command - (cond ((eq command 'default) + (cond ((and (eq command 'default) + gnus-last-shell-command) gnus-last-shell-command) - (command command) + ((stringp command) + command) (t (read-string (format "Shell command on %s: " @@ -1742,13 +2947,22 @@ The directory to save in defaults to `gnus-article-save-directory'." "this article")) gnus-last-shell-command)))) (when (string-equal command "") - (setq command gnus-last-shell-command)) + (if gnus-last-shell-command + (setq command gnus-last-shell-command) + (error "A command is required"))) (gnus-eval-in-buffer-window gnus-article-buffer (save-restriction (widen) (shell-command-on-region (point-min) (point-max) command nil))) (setq gnus-last-shell-command command)) +(defun gnus-summary-pipe-to-muttprint (&optional command) + "Pipe this article to muttprint." + (setq command (read-string + "Print using command: " gnus-summary-muttprint-program + nil gnus-summary-muttprint-program)) + (gnus-summary-save-in-pipe command)) + ;;; Article file names when saving. (defun gnus-capitalize-newsgroup (newsgroup) @@ -1793,17 +3007,6 @@ 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) - "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." - (or last-file - (expand-file-name - (if (gnus-use-long-file-name 'not-save) - (gnus-capitalize-newsgroup newsgroup) - (concat (gnus-newsgroup-directory-form newsgroup) "/news")) - gnus-article-save-directory))) - (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 @@ -1812,9 +3015,99 @@ If variable `gnus-use-long-file-name' is non-nil, it is (expand-file-name (if (gnus-use-long-file-name 'not-save) newsgroup - (concat (gnus-newsgroup-directory-form newsgroup) "/news")) + (file-relative-name + (expand-file-name "news" (gnus-newsgroup-directory-form newsgroup)) + default-directory)) gnus-article-save-directory))) +(defun gnus-sender-save-name (newsgroup headers &optional last-file) + "Generate file name from sender." + (let ((from (mail-header-from headers))) + (expand-file-name + (if (and from (string-match "\\([^ <]+\\)@" from)) + (match-string 1 from) + "nobody") + gnus-article-save-directory))) + +(defun article-verify-x-pgp-sig () + "Verify X-PGP-Sig." + (interactive) + (if (gnus-buffer-live-p gnus-original-article-buffer) + (let ((sig (with-current-buffer gnus-original-article-buffer + (gnus-fetch-field "X-PGP-Sig"))) + items info headers) + (when (and sig + mml2015-use + (mml2015-clear-verify-function)) + (with-temp-buffer + (insert-buffer gnus-original-article-buffer) + (setq items (split-string sig)) + (message-narrow-to-head) + (let ((inhibit-point-motion-hooks t) + (case-fold-search t)) + ;; Don't verify multiple headers. + (setq headers (mapconcat (lambda (header) + (concat header ": " + (mail-fetch-field header) "\n")) + (split-string (nth 1 items) ",") ""))) + (delete-region (point-min) (point-max)) + (insert "-----BEGIN PGP SIGNED MESSAGE-----\n\n") + (insert "X-Signed-Headers: " (nth 1 items) "\n") + (insert headers) + (widen) + (forward-line) + (while (not (eobp)) + (if (looking-at "^-") + (insert "- ")) + (forward-line)) + (insert "\n-----BEGIN PGP SIGNATURE-----\n") + (insert "Version: " (car items) "\n\n") + (insert (mapconcat 'identity (cddr items) "\n")) + (insert "\n-----END PGP SIGNATURE-----\n") + (let ((mm-security-handle (list (format "multipart/signed")))) + (mml2015-clean-buffer) + (let ((coding-system-for-write (or gnus-newsgroup-charset + 'iso-8859-1))) + (funcall (mml2015-clear-verify-function))) + (setq info + (or (mm-handle-multipart-ctl-parameter + mm-security-handle 'gnus-details) + (mm-handle-multipart-ctl-parameter + mm-security-handle 'gnus-info))))) + (when info + (let (buffer-read-only bface eface) + (save-restriction + (message-narrow-to-head) + (goto-char (point-max)) + (forward-line -1) + (setq bface (get-text-property (gnus-point-at-bol) 'face) + eface (get-text-property (1- (gnus-point-at-eol)) 'face)) + (message-remove-header "X-Gnus-PGP-Verify") + (if (re-search-forward "^X-PGP-Sig:" nil t) + (forward-line) + (goto-char (point-max))) + (narrow-to-region (point) (point)) + (insert "X-Gnus-PGP-Verify: " info "\n") + (goto-char (point-min)) + (forward-line) + (while (not (eobp)) + (if (not (looking-at "^[ \t]")) + (insert " ")) + (forward-line)) + ;; Do highlighting. + (goto-char (point-min)) + (when (looking-at "\\([^:]+\\): *") + (put-text-property (match-beginning 1) (1+ (match-end 1)) + 'face bface) + (put-text-property (match-end 0) (point-max) + 'face eface))))))))) + +(defun article-verify-cancel-lock () + "Verify Cancel-Lock header." + (interactive) + (if (gnus-buffer-live-p gnus-original-article-buffer) + (canlock-verify gnus-original-article-buffer))) + (eval-and-compile (mapcar (lambda (func) @@ -1824,43 +3117,60 @@ If variable `gnus-use-long-file-name' is non-nil, it is 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 + (when (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-verify-x-pgp-sig + article-verify-cancel-lock article-hide-boring-headers article-treat-overstrike - (article-fill . gnus-article-word-wrap) + article-fill-long-lines + article-capitalize-sentences article-remove-cr + article-remove-leading-whitespace article-display-x-face article-de-quoted-unreadable - article-mime-decode-quoted-printable + article-de-base64-unreadable + article-decode-HZ + article-wash-html + article-hide-list-identifiers article-hide-pgp + article-strip-banner + article-babel article-hide-pem article-hide-signature + article-strip-headers-in-body article-remove-trailing-blank-lines article-strip-leading-blank-lines article-strip-multiple-blank-lines article-strip-leading-space + article-strip-trailing-space article-strip-blank-lines article-strip-all-blank-lines + article-replace-with-quoted-text article-date-local + article-date-english article-date-iso8601 article-date-original article-date-ut + article-decode-mime-words + article-decode-charset + article-decode-encoded-words article-date-user article-date-lapsed article-emphasize article-treat-dumbquotes - (article-show-all . gnus-article-show-all-headers)))) + article-normalize-headers +;; (article-show-all . gnus-article-show-all-headers) + ))) ;;; ;;; Gnus article mode @@ -1868,24 +3178,27 @@ If variable `gnus-use-long-file-name' is non-nil, it is (put 'gnus-article-mode 'mode-class 'special) +(set-keymap-parent gnus-article-mode-map widget-keymap) + (gnus-define-keys gnus-article-mode-map " " gnus-article-goto-next-page "\177" gnus-article-goto-prev-page [delete] gnus-article-goto-prev-page + [backspace] gnus-article-goto-prev-page "\C-c^" gnus-article-refer-article "h" gnus-article-show-summary "s" gnus-article-show-summary "\C-c\C-m" gnus-article-mail "?" gnus-article-describe-briefly - gnus-mouse-2 gnus-article-push-button - "\r" gnus-article-press-button - "\t" gnus-article-next-button - "\M-\t" gnus-article-prev-button - "e" gnus-article-edit + "e" gnus-summary-edit-article "<" beginning-of-buffer ">" end-of-buffer "\C-c\C-i" gnus-info-find-node "\C-c\C-b" gnus-bug + "R" gnus-article-reply-with-original + "F" gnus-article-followup-with-original + "\C-hk" gnus-article-describe-key + "\C-hc" gnus-article-describe-key-briefly "\C-d" gnus-article-read-summary-keys "\M-*" gnus-article-read-summary-keys @@ -1897,6 +3210,8 @@ If variable `gnus-use-long-file-name' is non-nil, it is 'undefined 'gnus-article-read-summary-keys gnus-article-mode-map) (defun gnus-article-make-menu-bar () + (unless (boundp 'gnus-article-commands-menu) + (gnus-summary-make-menu-bar)) (gnus-turn-off-edit-menu 'article) (unless (boundp 'gnus-article-article-menu) (easy-menu-define @@ -1906,29 +3221,33 @@ If variable `gnus-use-long-file-name' is non-nil, it is ["Scroll backwards" gnus-article-goto-prev-page t] ["Show summary" gnus-article-show-summary t] ["Fetch Message-ID at point" gnus-article-refer-article t] - ["Mail to address at point" gnus-article-mail t])) + ["Mail to address at point" gnus-article-mail t] + ["Send a bug report" gnus-bug t])) (easy-menu-define gnus-article-treatment-menu gnus-article-mode-map "" + ;; Fixme: this should use :active (and maybe :visible). '("Treatment" ["Hide headers" gnus-article-hide-headers t] ["Hide signature" gnus-article-hide-signature t] ["Hide citation" gnus-article-hide-citation t] ["Treat overstrike" gnus-article-treat-overstrike t] ["Remove carriage return" gnus-article-remove-cr t] - ["Remove quoted-unreadable" gnus-article-de-quoted-unreadable t])) + ["Remove leading whitespace" gnus-article-remove-leading-whitespace t] + ["Remove quoted-unreadable" gnus-article-de-quoted-unreadable t] + ["Remove base64" gnus-article-de-base64-unreadable t] + ["Treat html" gnus-article-wash-html t] + ["Decode HZ" gnus-article-decode-HZ t])) - (when nil - (when (boundp 'gnus-summary-article-menu) - (define-key gnus-article-mode-map [menu-bar commands] - (cons "Commands" gnus-summary-article-menu)))) + ;; Note "Commands" menu is defined in gnus-sum.el for consistency - (when (boundp 'gnus-summary-post-menu) - (define-key gnus-article-mode-map [menu-bar post] - (cons "Post" gnus-summary-post-menu))) + ;; Note "Post" menu is defined in gnus-sum.el for consistency (gnus-run-hooks 'gnus-article-menu-hook))) +;; Fixme: do something for the Emacs tool bar in Article mode a la +;; Summary. + (defun gnus-article-mode () "Major mode for displaying an article. @@ -1945,24 +3264,30 @@ commands: \\[gnus-article-describe-briefly]\t Describe the current mode briefly \\[gnus-info-find-node]\t Go to the Gnus info node" (interactive) - (when (gnus-visual-p 'article-menu 'menu) - (gnus-article-make-menu-bar)) - (kill-all-local-variables) (gnus-simplify-mode-line) (setq mode-name "Article") (setq major-mode 'gnus-article-mode) (make-local-variable 'minor-mode-alist) - (unless (assq 'gnus-show-mime minor-mode-alist) - (push (list 'gnus-show-mime " MIME") minor-mode-alist)) (use-local-map gnus-article-mode-map) + (when (gnus-visual-p 'article-menu 'menu) + (gnus-article-make-menu-bar)) (gnus-update-format-specifications nil 'article-mode) (set (make-local-variable 'page-delimiter) gnus-page-delimiter) - (set (make-local-variable 'gnus-page-broken) nil) - (set (make-local-variable 'gnus-button-marker-list) nil) + (make-local-variable 'gnus-page-broken) + (make-local-variable 'gnus-button-marker-list) + (make-local-variable 'gnus-article-current-summary) + (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-wash-types) + (make-local-variable 'gnus-article-image-alist) + (make-local-variable 'gnus-article-charset) + (make-local-variable 'gnus-article-ignored-charsets) (gnus-set-default-directory) - (buffer-disable-undo (current-buffer)) + (buffer-disable-undo) (setq buffer-read-only t) (set-syntax-table gnus-article-mode-syntax-table) + (mm-enable-multibyte) (gnus-run-hooks 'gnus-article-mode-hook)) (defun gnus-article-setup-buffer () @@ -1975,6 +3300,7 @@ commands: (substring name (match-end 0)))))) (setq gnus-article-buffer name) (setq gnus-original-article-buffer original) + (setq gnus-article-mime-handle-alist nil) ;; This might be a variable local to the summary buffer. (unless gnus-single-article-buffer (save-excursion @@ -1982,34 +3308,38 @@ commands: (setq gnus-article-buffer name) (setq gnus-original-article-buffer original) (gnus-set-global-variables))) + (gnus-article-setup-highlight-words) ;; Init original article buffer. (save-excursion - (set-buffer (get-buffer-create gnus-original-article-buffer)) - (buffer-disable-undo (current-buffer)) + (set-buffer (gnus-get-buffer-create gnus-original-article-buffer)) + (mm-enable-multibyte) (setq major-mode 'gnus-original-article-mode) - (gnus-add-current-to-buffer-list) (make-local-variable 'gnus-original-article)) (if (get-buffer name) (save-excursion (set-buffer name) - (buffer-disable-undo (current-buffer)) + (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) - (gnus-add-current-to-buffer-list) (unless (eq major-mode 'gnus-article-mode) (gnus-article-mode)) (current-buffer)) (save-excursion - (set-buffer (get-buffer-create name)) - (gnus-add-current-to-buffer-list) + (set-buffer (gnus-get-buffer-create name)) (gnus-article-mode) (make-local-variable 'gnus-summary-buffer) + (gnus-summary-set-local-parameters gnus-newsgroup-name) (current-buffer))))) ;; Set article window start at LINE, where LINE is the number of lines ;; from the head of the article. (defun gnus-article-set-window-start (&optional line) (set-window-start - (get-buffer-window gnus-article-buffer t) + (gnus-get-buffer-window gnus-article-buffer t) (save-excursion (set-buffer gnus-article-buffer) (goto-char (point-min)) @@ -2030,14 +3360,9 @@ If ALL-HEADERS is non-nil, no headers are hidden." (unless (eq major-mode 'gnus-summary-mode) (set-buffer gnus-summary-buffer)) (setq gnus-summary-buffer (current-buffer)) - ;; Make sure the connection to the server is alive. - (unless (gnus-server-opened - (gnus-find-method-for-group gnus-newsgroup-name)) - (gnus-check-server (gnus-find-method-for-group gnus-newsgroup-name)) - (gnus-request-group gnus-newsgroup-name t)) (let* ((gnus-article (if header (mail-header-number header) article)) (summary-buffer (current-buffer)) - (internal-hook gnus-article-internal-prepare-hook) + (gnus-tmp-internal-hook gnus-article-internal-prepare-hook) (group gnus-newsgroup-name) result) (save-excursion @@ -2058,11 +3383,15 @@ If ALL-HEADERS is non-nil, no headers are hidden." (cons gnus-newsgroup-name article)) (set-buffer gnus-summary-buffer) (setq gnus-current-article article) - (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)"))) - (if (or (eq result 'pseudo) (eq result 'nneething)) + (if (eq (gnus-article-mark article) gnus-undownloaded-mark) + (progn + (gnus-summary-set-agent-mark article) + (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)"))))) + (if (or (eq result 'pseudo) + (eq result 'nneething)) (progn (save-excursion (set-buffer summary-buffer) @@ -2075,7 +3404,9 @@ If ALL-HEADERS is non-nil, no headers are hidden." (gnus-configure-windows 'summary) (gnus-configure-windows 'article)) (gnus-set-global-variables)) - (gnus-set-mode-line 'article)) + (let ((gnus-article-mime-handle-alist-1 + gnus-article-mime-handle-alist)) + (gnus-set-mode-line 'article))) ;; The result from the `request' was an actual article - ;; or at least some text that is now displayed in the ;; article buffer. @@ -2095,94 +3426,999 @@ If ALL-HEADERS is non-nil, no headers are hidden." (unless (vectorp gnus-current-headers) (setq gnus-current-headers nil)) (gnus-summary-goto-subject gnus-current-article) - (gnus-summary-show-thread) + (when (gnus-summary-show-thread) + ;; If the summary buffer really was folded, the + ;; previous goto may not actually have gone to + ;; the right article, but the thread root instead. + ;; So we go again. + (gnus-summary-goto-subject gnus-current-article)) (gnus-run-hooks 'gnus-mark-article-hook) (gnus-set-mode-line 'summary) (when (gnus-visual-p 'article-highlight 'highlight) (gnus-run-hooks 'gnus-visual-mark-article-hook)) ;; Set the global newsgroup variables here. - ;; Suggested by Jim Sisolak - ;; . (gnus-set-global-variables) (setq gnus-have-all-headers - (or all-headers gnus-show-all-headers)) - (and gnus-use-cache - (vectorp (gnus-summary-article-header article)) - (gnus-cache-possibly-enter-article - group article - (gnus-summary-article-header article) - (memq article gnus-newsgroup-marked) - (memq article gnus-newsgroup-dormant) - (memq article gnus-newsgroup-unreads))))) + (or all-headers gnus-show-all-headers)))) + (save-excursion + (gnus-configure-windows 'article)) (when (or (numberp article) (stringp article)) - ;; Hooks for getting information from the article. - ;; This hook must be called before being narrowed. - (let (buffer-read-only) - (gnus-run-hooks 'internal-hook) - (gnus-run-hooks 'gnus-article-prepare-hook) - ;; Decode MIME message. - (when gnus-show-mime - (if (or (not gnus-strict-mime) - (gnus-fetch-field "Mime-Version")) - (let ((coding-system-for-write 'binary) - (coding-system-for-read 'binary)) - (funcall gnus-show-mime-method)) - (funcall gnus-decode-encoded-word-method))) - ;; Perform the article display hooks. - (gnus-run-hooks 'gnus-article-display-hook)) + (gnus-article-prepare-display) ;; Do page break. (goto-char (point-min)) (setq gnus-page-broken (when gnus-break-pages (gnus-narrow-to-page) t))) - (gnus-set-mode-line 'article) + (let ((gnus-article-mime-handle-alist-1 + gnus-article-mime-handle-alist)) + (gnus-set-mode-line 'article)) + (article-goto-body) + (set-window-point (get-buffer-window (current-buffer)) (point)) (gnus-configure-windows 'article) - (goto-char (point-min)) t)))))) +;;;###autoload +(defun gnus-article-prepare-display () + "Make the current buffer look like a nice article." + ;; Hooks for getting information from the article. + ;; This hook must be called before being narrowed. + (let ((gnus-article-buffer (current-buffer)) + buffer-read-only) + (unless (eq major-mode 'gnus-article-mode) + (gnus-article-mode)) + (setq buffer-read-only nil + gnus-article-wash-types nil + gnus-article-image-alist nil) + (gnus-run-hooks 'gnus-tmp-internal-hook) + (when gnus-display-mime-function + (funcall gnus-display-mime-function)) + (gnus-run-hooks 'gnus-article-prepare-hook))) + +;;; +;;; Gnus MIME viewing functions +;;; + +(defvar gnus-mime-button-line-format "%{%([%p. %d%T]%)%}%e\n" + "Format of the MIME buttons. + +Valid specifiers include: +%t The MIME type +%T MIME type, along with additional info +%n The `name' parameter +%d The description, if any +%l The length of the encoded part +%p The part identifier number +%e Dots if the part isn't displayed + +General format specifiers can also be used. See +(gnus)Formatting Variables.") + +(defvar gnus-mime-button-line-format-alist + '((?t gnus-tmp-type ?s) + (?T gnus-tmp-type-long ?s) + (?n gnus-tmp-name ?s) + (?d gnus-tmp-description ?s) + (?p gnus-tmp-id ?s) + (?l gnus-tmp-length ?d) + (?e gnus-tmp-dots ?s))) + +(defvar gnus-mime-button-commands + '((gnus-article-press-button "\r" "Toggle Display") + (gnus-mime-view-part "v" "View Interactively...") + (gnus-mime-view-part-as-type "t" "View As Type...") + (gnus-mime-view-part-as-charset "C" "View As charset...") + (gnus-mime-save-part "o" "Save...") + (gnus-mime-save-part-and-strip "\C-o" "Save and Strip") + (gnus-mime-copy-part "c" "View As Text, In Other Buffer") + (gnus-mime-inline-part "i" "View As Text, In This Buffer") + (gnus-mime-internalize-part "E" "View Internally") + (gnus-mime-externalize-part "e" "View Externally") + (gnus-mime-print-part "p" "Print") + (gnus-mime-pipe-part "|" "Pipe To Command...") + (gnus-mime-action-on-part "." "Take action on the part"))) + +(defun gnus-article-mime-part-status () + (if gnus-article-mime-handle-alist-1 + (if (eq 1 (length gnus-article-mime-handle-alist-1)) + " (1 part)" + (format " (%d parts)" (length gnus-article-mime-handle-alist-1))) + "")) + +(defvar gnus-mime-button-map + (let ((map (make-sparse-keymap))) + (unless (>= (string-to-number emacs-version) 21) + ;; XEmacs doesn't care. + (set-keymap-parent map gnus-article-mode-map)) + (define-key map gnus-mouse-2 'gnus-article-push-button) + (define-key map gnus-down-mouse-3 'gnus-mime-button-menu) + (dolist (c gnus-mime-button-commands) + (define-key map (cadr c) (car c))) + map)) + +(defun gnus-mime-button-menu (event) + "Construct a context-sensitive menu of MIME commands." + (interactive "e") + (save-window-excursion + (let ((pos (event-start event))) + (select-window (posn-window pos)) + (goto-char (posn-point pos)) + (gnus-article-check-buffer) + (let ((response (x-popup-menu + t `("MIME Part" + ("" ,@(mapcar (lambda (c) + (cons (caddr c) (car c))) + gnus-mime-button-commands)))))) + (if response + (call-interactively response)))))) + +(defun gnus-mime-view-all-parts (&optional handles) + "View all the MIME parts." + (interactive) + (save-current-buffer + (set-buffer gnus-article-buffer) + (let ((handles (or handles gnus-article-mime-handles)) + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (with-current-buffer gnus-summary-buffer + gnus-newsgroup-ignored-charsets))) + (when handles + (mm-remove-parts handles) + (goto-char (point-min)) + (or (search-forward "\n\n") (goto-char (point-max))) + (let (buffer-read-only) + (delete-region (point) (point-max)) + (mm-display-parts handles)))))) + +(defun gnus-mime-save-part-and-strip () + "Save the MIME part under point then replace it with an external body." + (interactive) + (gnus-article-check-buffer) + (let* ((data (get-text-property (point) 'gnus-data)) + file param + (handles gnus-article-mime-handles)) + (if (mm-multiple-handles gnus-article-mime-handles) + (error "This function is not implemented")) + (setq file (and data (mm-save-part data))) + (when file + (with-current-buffer (mm-handle-buffer data) + (erase-buffer) + (insert "Content-Type: " (mm-handle-media-type data)) + (mml-insert-parameter-string (cdr (mm-handle-type data)) + '(charset)) + (insert "\n") + (insert "Content-ID: " (message-make-message-id) "\n") + (insert "Content-Transfer-Encoding: binary\n") + (insert "\n")) + (setcdr data + (cdr (mm-make-handle nil + `("message/external-body" + (access-type . "LOCAL-FILE") + (name . ,file))))) + (set-buffer gnus-summary-buffer) + (gnus-article-edit-article + `(lambda () + (erase-buffer) + (let ((mail-parse-charset (or gnus-article-charset + ',gnus-newsgroup-charset)) + (mail-parse-ignored-charsets + (or gnus-article-ignored-charsets + ',gnus-newsgroup-ignored-charsets)) + (mbl mml-buffer-list)) + (setq mml-buffer-list nil) + (insert-buffer gnus-original-article-buffer) + (mime-to-mml ',handles) + (setq gnus-article-mime-handles nil) + (let ((mbl1 mml-buffer-list)) + (setq mml-buffer-list mbl) + (set (make-local-variable 'mml-buffer-list) mbl1)) + ;; LOCAL argument of add-hook differs between GNU Emacs + ;; and XEmacs. make-local-hook makes sure they are local. + (make-local-hook 'kill-buffer-hook) + (add-hook 'kill-buffer-hook 'mml-destroy-buffers t t))) + `(lambda (no-highlight) + (let ((mail-parse-charset (or gnus-article-charset + ',gnus-newsgroup-charset)) + (message-options message-options) + (message-options-set-recipient) + (mail-parse-ignored-charsets + (or gnus-article-ignored-charsets + ',gnus-newsgroup-ignored-charsets))) + (mml-to-mime) + (mml-destroy-buffers) + (remove-hook 'kill-buffer-hook + 'mml-destroy-buffers t) + (kill-local-variable 'mml-buffer-list)) + (gnus-summary-edit-article-done + ,(or (mail-header-references gnus-current-headers) "") + ,(gnus-group-read-only-p) + ,gnus-summary-buffer no-highlight)))))) + +(defun gnus-mime-save-part () + "Save the MIME part under point." + (interactive) + (gnus-article-check-buffer) + (let ((data (get-text-property (point) 'gnus-data))) + (when data + (mm-save-part data)))) + +(defun gnus-mime-pipe-part () + "Pipe the MIME part under point to a process." + (interactive) + (gnus-article-check-buffer) + (let ((data (get-text-property (point) 'gnus-data))) + (when data + (mm-pipe-part data)))) + +(defun gnus-mime-view-part () + "Interactively choose a viewing method for the MIME part under point." + (interactive) + (gnus-article-check-buffer) + (let ((data (get-text-property (point) 'gnus-data))) + (when data + (setq gnus-article-mime-handles + (mm-merge-handles + gnus-article-mime-handles (setq data (copy-sequence data)))) + (mm-interactively-view-part data)))) + +(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 (&optional mime-type) + "Choose a MIME media type, and view the part as such." + (interactive) + (unless mime-type + (setq mime-type (completing-read + "View as MIME type: " + (mapcar #'list (mailcap-mime-types)) + nil nil + (gnus-mime-view-part-as-type-internal)))) + (gnus-article-check-buffer) + (let ((handle (get-text-property (point) 'gnus-data))) + (when handle + (setq handle + (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) + nil + (mm-handle-id handle))) + (setq gnus-article-mime-handles + (mm-merge-handles gnus-article-mime-handles handle)) + (gnus-mm-display-part handle)))) + +(defun gnus-mime-copy-part (&optional handle) + "Put the MIME part under point into a new buffer." + (interactive) + (gnus-article-check-buffer) + (let* ((handle (or handle (get-text-property (point) 'gnus-data))) + (contents (and handle (mm-get-part handle))) + (base (and handle + (file-name-nondirectory + (or + (mail-content-type-get (mm-handle-type handle) 'name) + (mail-content-type-get (mm-handle-type handle) + 'filename) + "*decoded*")))) + (buffer (and base (generate-new-buffer base)))) + (when contents + (switch-to-buffer buffer) + (insert contents) + ;; We do it this way to make `normal-mode' set the appropriate mode. + (unwind-protect + (progn + (setq buffer-file-name (expand-file-name base)) + (normal-mode)) + (setq buffer-file-name nil)) + (goto-char (point-min))))) + +(defun gnus-mime-print-part (&optional handle) + "Print the MIME part under point." + (interactive) + (gnus-article-check-buffer) + (let* ((handle (or handle (get-text-property (point) 'gnus-data))) + (contents (and handle (mm-get-part handle))) + (file (make-temp-name (expand-file-name "mm." mm-tmp-directory))) + (printer (mailcap-mime-info (mm-handle-type handle) "print"))) + (when contents + (if printer + (unwind-protect + (progn + (with-temp-file file + (insert contents)) + (call-process shell-file-name nil + (generate-new-buffer " *mm*") + nil + shell-command-switch + (mm-mailcap-command + printer file (mm-handle-type handle)))) + (delete-file file)) + (with-temp-buffer + (insert contents) + (gnus-print-buffer)))))) + +(defun gnus-mime-inline-part (&optional handle arg) + "Insert the MIME part under point into the current buffer." + (interactive (list nil current-prefix-arg)) + (gnus-article-check-buffer) + (let* ((handle (or handle (get-text-property (point) 'gnus-data))) + contents charset + (b (point)) + buffer-read-only) + (when handle + (if (and (not arg) (mm-handle-undisplayer handle)) + (mm-remove-part handle) + (setq contents (mm-get-part handle)) + (cond + ((not arg) + (setq charset (or (mail-content-type-get + (mm-handle-type handle) 'charset) + gnus-newsgroup-charset))) + ((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: "))))) + (forward-line 2) + (mm-insert-inline handle + (if (and charset + (setq charset (mm-charset-to-coding-system + charset)) + (not (eq charset 'ascii))) + (mm-decode-coding-string contents charset) + contents)) + (goto-char b))))) + +(defun gnus-mime-view-part-as-charset (&optional handle arg) + "Insert the MIME part under point into the current buffer using the +specified charset." + (interactive (list nil current-prefix-arg)) + (gnus-article-check-buffer) + (let* ((handle (or handle (get-text-property (point) 'gnus-data))) + contents charset + (b (point)) + buffer-read-only) + (when handle + (if (mm-handle-undisplayer handle) + (mm-remove-part handle)) + (let ((gnus-newsgroup-charset + (or (cdr (assq arg + gnus-summary-show-article-charset-alist)) + (mm-read-coding-system "Charset: "))) + (gnus-newsgroup-ignored-charsets 'gnus-all)) + (gnus-article-press-button))))) + +(defun gnus-mime-externalize-part (&optional handle) + "View the MIME part under point with an external viewer." + (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 + (save-excursion (set-buffer gnus-summary-buffer) + gnus-newsgroup-ignored-charsets))) + (when handle + (if (mm-handle-undisplayer handle) + (mm-remove-part handle) + (mm-display-part handle))))) + +(defun gnus-mime-internalize-part (&optional handle) + "View the MIME part under point with an internal viewer. +If no internal viewer is available, use an external viewer." + (interactive) + (gnus-article-check-buffer) + (let* ((handle (or handle (get-text-property (point) 'gnus-data))) + (mm-inlined-types '(".*")) + (mm-inline-large-images t) + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (save-excursion (set-buffer gnus-summary-buffer) + gnus-newsgroup-ignored-charsets))) + (when handle + (if (mm-handle-undisplayer handle) + (mm-remove-part handle) + (mm-display-part handle))))) + +(defun gnus-mime-action-on-part (&optional action) + "Do something with the MIME attachment at \(point\)." + (interactive + (list (completing-read "Action: " gnus-mime-action-alist))) + (gnus-article-check-buffer) + (let ((action-pair (assoc action gnus-mime-action-alist))) + (if action-pair + (funcall (cdr action-pair))))) + +(defun gnus-article-part-wrapper (n function) + (save-current-buffer + (set-buffer gnus-article-buffer) + (when (> n (length gnus-article-mime-handle-alist)) + (error "No such part")) + (gnus-article-goto-part n) + (let ((handle (cdr (assq n gnus-article-mime-handle-alist)))) + (funcall function handle)))) + +(defun gnus-article-pipe-part (n) + "Pipe MIME part N, which is the numerical prefix." + (interactive "p") + (gnus-article-part-wrapper n 'mm-pipe-part)) + +(defun gnus-article-save-part (n) + "Save MIME part N, which is the numerical prefix." + (interactive "p") + (gnus-article-part-wrapper n 'mm-save-part)) + +(defun gnus-article-interactively-view-part (n) + "View MIME part N interactively, which is the numerical prefix." + (interactive "p") + (gnus-article-part-wrapper n 'mm-interactively-view-part)) + +(defun gnus-article-copy-part (n) + "Copy MIME part N, which is the numerical prefix." + (interactive "p") + (gnus-article-part-wrapper n 'gnus-mime-copy-part)) + +(defun gnus-article-view-part-as-charset (n) + "Copy MIME part N, which is the numerical prefix." + (interactive "p") + (gnus-article-part-wrapper n 'gnus-mime-view-part-as-charset)) + +(defun gnus-article-externalize-part (n) + "View MIME part N externally, which is the numerical prefix." + (interactive "p") + (gnus-article-part-wrapper n 'gnus-mime-externalize-part)) + +(defun gnus-article-inline-part (n) + "Inline MIME part N, which is the numerical prefix." + (interactive "p") + (gnus-article-part-wrapper n 'gnus-mime-inline-part)) + +(defun gnus-article-mime-match-handle-first (condition) + (if condition + (let ((alist gnus-article-mime-handle-alist) ihandle n) + (while (setq ihandle (pop alist)) + (if (and (cond + ((functionp condition) + (funcall condition (cdr ihandle))) + ((eq condition 'undisplayed) + (not (or (mm-handle-undisplayer (cdr ihandle)) + (equal (mm-handle-media-type (cdr ihandle)) + "multipart/alternative")))) + ((eq condition 'undisplayed-alternative) + (not (mm-handle-undisplayer (cdr ihandle)))) + (t t)) + (gnus-article-goto-part (car ihandle)) + (or (not n) (< (car ihandle) n))) + (setq n (car ihandle)))) + (or n 1)) + 1)) + +(defun gnus-article-view-part (&optional n) + "View MIME part N, which is the numerical prefix." + (interactive "P") + (save-current-buffer + (set-buffer gnus-article-buffer) + (or (numberp n) (setq n (gnus-article-mime-match-handle-first + gnus-article-mime-match-handle-function))) + (when (> n (length gnus-article-mime-handle-alist)) + (error "No such part")) + (let ((handle (cdr (assq n gnus-article-mime-handle-alist)))) + (when (gnus-article-goto-part n) + (if (equal (car handle) "multipart/alternative") + (gnus-article-press-button) + (when (eq (gnus-mm-display-part handle) 'internal) + (gnus-set-window-start))))))) + +(defsubst gnus-article-mime-total-parts () + (if (bufferp (car gnus-article-mime-handles)) + 1 ;; single part + (1- (length gnus-article-mime-handles)))) + +(defun gnus-mm-display-part (handle) + "Display HANDLE and fix MIME button." + (let ((id (get-text-property (point) 'gnus-part)) + (point (point)) + buffer-read-only) + (forward-line 1) + (prog1 + (let ((window (selected-window)) + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (save-excursion (set-buffer gnus-summary-buffer) + gnus-newsgroup-ignored-charsets))) + (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)))) + (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))))) + (goto-char point) + (delete-region (gnus-point-at-bol) (progn (forward-line 1) (point))) + (gnus-insert-mime-button + handle id (list (mm-handle-displayed-p handle))) + (goto-char point)))) + +(defun gnus-article-goto-part (n) + "Go to MIME part N." + (let ((point (text-property-any (point-min) (point-max) 'gnus-part n))) + (when point + (goto-char point)))) + +(defun gnus-insert-mime-button (handle gnus-tmp-id &optional displayed) + (let ((gnus-tmp-name + (or (mail-content-type-get (mm-handle-type handle) 'name) + (mail-content-type-get (mm-handle-disposition handle) 'filename) + (mail-content-type-get (mm-handle-type handle) 'url) + "")) + (gnus-tmp-type (mm-handle-media-type handle)) + (gnus-tmp-description + (mail-decode-encoded-word-string (or (mm-handle-description handle) + ""))) + (gnus-tmp-dots + (if (if displayed (car displayed) + (mm-handle-displayed-p handle)) + "" "...")) + (gnus-tmp-length (with-current-buffer (mm-handle-buffer handle) + (buffer-size))) + gnus-tmp-type-long b e) + (when (string-match ".*/" gnus-tmp-name) + (setq gnus-tmp-name (replace-match "" t t gnus-tmp-name))) + (setq gnus-tmp-type-long (concat gnus-tmp-type + (and (not (equal gnus-tmp-name "")) + (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 + `(,@(gnus-local-map-property gnus-mime-button-map) + gnus-callback gnus-mm-display-part + gnus-part ,gnus-tmp-id + article-type annotation + gnus-data ,handle)) + (setq e (point)) + (widget-convert-button + 'link b e + :mime-handle handle + :action 'gnus-widget-press-button + :button-keymap gnus-mime-button-map + :help-echo + (lambda (widget/window &optional overlay pos) + ;; Needed to properly clear the message due to a bug in + ;; wid-edit (XEmacs only). + (if (boundp 'help-echo-owns-message) + (setq help-echo-owns-message t)) + (format + "%S: %s the MIME part; %S: more options" + (aref gnus-mouse-2 0) + ;; XEmacs will get a single widget arg; Emacs 21 will get + ;; window, overlay, position. + (if (mm-handle-displayed-p + (if overlay + (with-current-buffer (gnus-overlay-buffer overlay) + (widget-get (widget-at (gnus-overlay-start overlay)) + :mime-handle)) + (widget-get widget/window :mime-handle))) + "hide" "show") + (aref gnus-down-mouse-3 0)))))) + +(defun gnus-widget-press-button (elems el) + (goto-char (widget-get elems :from)) + (gnus-article-press-button)) + +(defvar gnus-displaying-mime nil) + +(defun gnus-display-mime (&optional ihandles) + "Display the MIME parts." + (save-excursion + (save-selected-window + (let ((window (get-buffer-window gnus-article-buffer)) + (point (point))) + (when window + (select-window window) + ;; We have to do this since selecting the window + ;; may change the point. So we set the window point. + (set-window-point window point))) + (let* ((handles (or ihandles (mm-dissect-buffer) (mm-uu-dissect))) + buffer-read-only handle name type b e display) + (when (and (not ihandles) + (not gnus-displaying-mime)) + ;; Top-level call; we clean up. + (when gnus-article-mime-handles + (mm-destroy-parts gnus-article-mime-handles) + (setq gnus-article-mime-handle-alist nil));; A trick. + (setq gnus-article-mime-handles handles) + ;; We allow users to glean info from the handles. + (when gnus-article-mime-part-function + (gnus-mime-part-function handles))) + (if (and handles + (or (not (stringp (car handles))) + (cdr handles))) + (progn + (when (and (not ihandles) + (not gnus-displaying-mime)) + ;; Clean up for mime parts. + (article-goto-body) + (delete-region (point) (point-max))) + (let ((gnus-displaying-mime t)) + (gnus-mime-display-part handles))) + (save-restriction + (article-goto-body) + (narrow-to-region (point) (point-max)) + (gnus-treat-article nil 1 1) + (widen))) + (unless ihandles + ;; Highlight the headers. + (save-excursion + (save-restriction + (article-goto-body) + (narrow-to-region (point-min) (point)) + (gnus-treat-article 'head)))))))) + +(defvar gnus-mime-display-multipart-as-mixed nil) +(defvar gnus-mime-display-multipart-alternative-as-mixed nil) +(defvar gnus-mime-display-multipart-related-as-mixed nil) + +(defun gnus-mime-display-part (handle) + (cond + ;; Single part. + ((not (stringp (car handle))) + (gnus-mime-display-single handle)) + ;; User-defined multipart + ((cdr (assoc (car handle) gnus-mime-multipart-functions)) + (funcall (cdr (assoc (car handle) gnus-mime-multipart-functions)) + handle)) + ;; multipart/alternative + ((and (equal (car handle) "multipart/alternative") + (not (or gnus-mime-display-multipart-as-mixed + gnus-mime-display-multipart-alternative-as-mixed))) + (let ((id (1+ (length gnus-article-mime-handle-alist)))) + (push (cons id handle) gnus-article-mime-handle-alist) + (gnus-mime-display-alternative (cdr handle) nil nil id))) + ;; multipart/related + ((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) + (gnus-mime-display-security handle)) + ((equal (car handle) "multipart/encrypted") + (gnus-add-wash-type 'encrypted) + (gnus-mime-display-security handle)) + ;; Other multiparts are handled like multipart/mixed. + (t + (gnus-mime-display-mixed (cdr handle))))) + +(defun gnus-mime-part-function (handles) + (if (stringp (car handles)) + (mapcar 'gnus-mime-part-function (cdr handles)) + (funcall gnus-article-mime-part-function handles))) + +(defun gnus-mime-display-mixed (handles) + (mapcar 'gnus-mime-display-part handles)) + +(defun gnus-mime-display-single (handle) + (let ((type (mm-handle-media-type handle)) + (ignored gnus-ignored-mime-types) + (not-attachment t) + (move nil) + display text) + (catch 'ignored + (progn + (while ignored + (when (string-match (pop ignored) type) + (throw 'ignored nil))) + (if (and (setq not-attachment + (and (not (mm-inline-override-p handle)) + (or (not (mm-handle-disposition handle)) + (equal (car (mm-handle-disposition handle)) + "inline") + (mm-attachment-override-p handle)))) + (mm-automatic-display-p handle) + (or (and + (mm-inlinable-p handle) + (mm-inlined-p handle)) + (mm-automatic-external-display-p type))) + (setq display t) + (when (equal (mm-handle-media-supertype handle) "text") + (setq text t))) + (let ((id (1+ (length gnus-article-mime-handle-alist))) + beg) + (push (cons id handle) gnus-article-mime-handle-alist) + (when (or (not display) + (not (gnus-unbuttonized-mime-type-p type))) + ;(gnus-article-insert-newline) + (gnus-insert-mime-button + handle id (list (or display (and not-attachment text)))) + (gnus-article-insert-newline) + ;(gnus-article-insert-newline) + ;; Remember modify the number of forward lines. + (setq move t)) + (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))) + (mm-display-part handle t)) + (goto-char (point-max))) + ((and text not-attachment) + (when move + (forward-line -1) + (setq beg (point))) + (gnus-article-insert-newline) + (mm-insert-inline handle (mm-get-part handle)) + (goto-char (point-max)))) + ;; Do highlighting. + (save-excursion + (save-restriction + (narrow-to-region beg (point)) + (gnus-treat-article + nil id + (gnus-article-mime-total-parts) + (mm-handle-media-type handle))))))))) + +(defun gnus-unbuttonized-mime-type-p (type) + "Say whether TYPE is to be unbuttonized." + (unless gnus-inhibit-mime-unbuttonizing + (when (catch 'found + (let ((types gnus-unbuttonized-mime-types)) + (while types + (when (string-match (pop types) type) + (throw 'found t))))) + (not (catch 'found + (let ((types gnus-buttonized-mime-types)) + (while types + (when (string-match (pop types) type) + (throw 'found t))))))))) + +(defun gnus-article-insert-newline () + "Insert a newline, but mark it as undeletable." + (gnus-put-text-property + (point) (progn (insert "\n") (point)) 'gnus-undeletable t)) + +(defun gnus-mime-display-alternative (handles &optional preferred ibegend id) + (let* ((preferred (or preferred (mm-preferred-alternative handles))) + (ihandles handles) + (point (point)) + handle buffer-read-only from props begend not-pref) + (save-window-excursion + (save-restriction + (when ibegend + (narrow-to-region (car ibegend) + (or (cdr ibegend) + (progn + (goto-char (car ibegend)) + (forward-line 2) + (point)))) + (delete-region (point-min) (point-max)) + (mm-remove-parts handles)) + (setq begend (list (point-marker))) + ;; Do the toggle. + (unless (setq not-pref (cadr (member preferred ihandles))) + (setq not-pref (car ihandles))) + (when (or ibegend + (not preferred) + (not (gnus-unbuttonized-mime-type-p + "multipart/alternative"))) + (gnus-add-text-properties + (setq from (point)) + (progn + (insert (format "%d. " id)) + (point)) + `(gnus-callback + (lambda (handles) + (unless ,(not ibegend) + (setq gnus-article-mime-handle-alist + ',gnus-article-mime-handle-alist)) + (gnus-mime-display-alternative + ',ihandles ',not-pref ',begend ,id)) + ,@(gnus-local-map-property gnus-mime-button-map) + ,gnus-mouse-face-prop ,gnus-article-mouse-face + face ,gnus-article-button-face + gnus-part ,id + gnus-data ,handle)) + (widget-convert-button 'link from (point) + :action 'gnus-widget-press-button + :button-keymap gnus-widget-button-keymap) + ;; Do the handles + (while (setq handle (pop handles)) + (gnus-add-text-properties + (setq from (point)) + (progn + (insert (format "(%c) %-18s" + (if (equal handle preferred) ?* ? ) + (mm-handle-media-type handle))) + (point)) + `(gnus-callback + (lambda (handles) + (unless ,(not ibegend) + (setq gnus-article-mime-handle-alist + ',gnus-article-mime-handle-alist)) + (gnus-mime-display-alternative + ',ihandles ',handle ',begend ,id)) + ,@(gnus-local-map-property gnus-mime-button-map) + ,gnus-mouse-face-prop ,gnus-article-mouse-face + face ,gnus-article-button-face + gnus-part ,id + gnus-data ,handle)) + (widget-convert-button 'link from (point) + :action 'gnus-widget-press-button + :button-keymap gnus-widget-button-keymap) + (insert " ")) + (insert "\n\n")) + (when preferred + (if (stringp (car preferred)) + (gnus-display-mime preferred) + (let ((mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (save-excursion (set-buffer gnus-summary-buffer) + gnus-newsgroup-ignored-charsets))) + (mm-display-part preferred) + ;; Do highlighting. + (save-excursion + (save-restriction + (narrow-to-region (car begend) (point-max)) + (gnus-treat-article + nil (length gnus-article-mime-handle-alist) + (gnus-article-mime-total-parts) + (mm-handle-media-type handle)))))) + (goto-char (point-max)) + (setcdr begend (point-marker))))) + (when ibegend + (goto-char point)))) + +(defconst gnus-article-wash-status-strings + (let ((alist '((cite "c" "Possible hidden citation text" + " " "All citation text visible") + (headers "h" "Hidden headers" + " " "All headers visible.") + (pgp "p" "Encrypted or signed message status hidden" + " " "No hidden encryption nor digital signature status") + (signature "s" "Signature has been hidden" + " " "Signature is visible") + (overstrike "o" "Overstrike (^H) characters applied" + " " "No overstrike characters applied") + (emphasis "e" "/*_Emphasis_*/ characters applied" + " " "No /*_emphasis_*/ characters applied"))) + result) + (dolist (entry alist result) + (let ((key (nth 0 entry)) + (on (copy-sequence (nth 1 entry))) + (on-help (nth 2 entry)) + (off (copy-sequence (nth 3 entry))) + (off-help (nth 4 entry))) + (put-text-property 0 1 'help-echo on-help on) + (put-text-property 0 1 'help-echo off-help off) + (push (list key on off) result)))) + "Alist of strings describing wash status in the mode line. +Each entry has the form (KEY ON OF), where the KEY is a symbol +representing the particular washing function, ON is the string to use +in the article mode line when the washing function is active, and OFF +is the string to use when it is inactive.") + +(defun gnus-article-wash-status-entry (key value) + (let ((entry (assoc key gnus-article-wash-status-strings))) + (if value (nth 1 entry) (nth 2 entry)))) + (defun gnus-article-wash-status () "Return a string which display status of article washing." (save-excursion (set-buffer gnus-article-buffer) - (let ((cite (gnus-article-hidden-text-p 'cite)) - (headers (gnus-article-hidden-text-p 'headers)) - (boring (gnus-article-hidden-text-p 'boring-headers)) - (pgp (gnus-article-hidden-text-p 'pgp)) - (pem (gnus-article-hidden-text-p 'pem)) - (signature (gnus-article-hidden-text-p 'signature)) - (overstrike (gnus-article-hidden-text-p 'overstrike)) - (emphasis (gnus-article-hidden-text-p 'emphasis)) - (mime gnus-show-mime)) - (format "%c%c%c%c%c%c%c" - (if cite ?c ? ) - (if (or headers boring) ?h ? ) - (if (or pgp pem) ?p ? ) - (if signature ?s ? ) - (if overstrike ?o ? ) - (if mime ?m ? ) - (if emphasis ?e ? ))))) - -(defun gnus-article-hide-headers-if-wanted () + (let ((cite (memq 'cite gnus-article-wash-types)) + (headers (memq 'headers gnus-article-wash-types)) + (boring (memq 'boring-headers gnus-article-wash-types)) + (pgp (memq 'pgp gnus-article-wash-types)) + (pem (memq 'pem gnus-article-wash-types)) + (signed (memq 'signed gnus-article-wash-types)) + (encrypted (memq 'encrypted gnus-article-wash-types)) + (signature (memq 'signature gnus-article-wash-types)) + (overstrike (memq 'overstrike gnus-article-wash-types)) + (emphasis (memq 'emphasis gnus-article-wash-types))) + (concat + (gnus-article-wash-status-entry 'cite cite) + (gnus-article-wash-status-entry 'headers (or headers boring)) + (gnus-article-wash-status-entry 'pgp (or pgp pem signed encrypted)) + (gnus-article-wash-status-entry 'signature signature) + (gnus-article-wash-status-entry 'overstrike overstrike) + (gnus-article-wash-status-entry 'emphasis emphasis))))) + +(defun gnus-add-wash-type (type) + "Add a washing of TYPE to the current status." + (add-to-list 'gnus-article-wash-types type)) + +(defun gnus-delete-wash-type (type) + "Add a washing of TYPE to the current status." + (setq gnus-article-wash-types (delq type gnus-article-wash-types))) + +(defun gnus-add-image (category image) + "Add IMAGE of CATEGORY to the list of displayed images." + (let ((entry (assq category gnus-article-image-alist))) + (unless entry + (setq entry (list category)) + (push entry gnus-article-image-alist)) + (nconc entry (list image)))) + +(defun gnus-delete-images (category) + "Delete all images in CATEGORY." + (let ((entry (assq category gnus-article-image-alist))) + (dolist (image (cdr entry)) + (gnus-remove-image image)) + (setq gnus-article-image-alist (delq entry gnus-article-image-alist)) + (gnus-delete-wash-type category))) + +(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. Provided for backwards compatibility." - (or (save-excursion (set-buffer gnus-summary-buffer) gnus-have-all-headers) - gnus-inhibit-hiding - (gnus-article-hide-headers))) + (when (and (or (not (gnus-buffer-live-p gnus-summary-buffer)) + (not (save-excursion (set-buffer gnus-summary-buffer) + gnus-have-all-headers))) + (not gnus-inhibit-hiding)) + (gnus-article-hide-headers))) ;;; Article savers. (defun gnus-output-to-file (file-name) "Append the current article to a file named FILE-NAME." (let ((artbuf (current-buffer))) - (nnheader-temp-write nil + (with-temp-buffer (insert-buffer-substring artbuf) ;; Append newline at end of the buffer as separator, and then ;; save it to file. (goto-char (point-max)) (insert "\n") - (append-to-file (point-min) (point-max) file-name) + (let ((file-name-coding-system nnmail-pathname-coding-system)) + (mm-append-to-file (point-min) (point-max) file-name)) t))) (defun gnus-narrow-to-page (&optional arg) @@ -2304,13 +4540,13 @@ Argument LINES specifies lines to be scrolled down." (error "There is no summary buffer for this article buffer") (gnus-article-set-globals) (gnus-configure-windows 'article) - (gnus-summary-goto-subject gnus-current-article))) + (gnus-summary-goto-subject gnus-current-article) + (gnus-summary-position-point))) (defun gnus-article-describe-briefly () "Describe article mode commands briefly." (interactive) - (gnus-message 6 - (substitute-command-keys "\\\\[gnus-article-goto-next-page]:Next page \\[gnus-article-goto-prev-page]:Prev page \\[gnus-article-show-summary]:Show summary \\[gnus-info-find-node]:Run Info \\[gnus-article-describe-briefly]:This help"))) + (gnus-message 6 (substitute-command-keys "\\\\[gnus-article-goto-next-page]:Next page \\[gnus-article-goto-prev-page]:Prev page \\[gnus-article-show-summary]:Show summary \\[gnus-info-find-node]:Run Info \\[gnus-article-describe-briefly]:This help"))) (defun gnus-article-summary-command () "Execute the last keystroke in the summary buffer." @@ -2318,7 +4554,7 @@ Argument LINES specifies lines to be scrolled down." (let ((obuf (current-buffer)) (owin (current-window-configuration)) func) - (switch-to-buffer gnus-summary-buffer 'norecord) + (switch-to-buffer gnus-article-current-summary 'norecord) (setq func (lookup-key (current-local-map) (this-command-keys))) (call-interactively func) (set-buffer obuf) @@ -2329,27 +4565,38 @@ Argument LINES specifies lines to be scrolled down." "Execute the last keystroke in the summary buffer." (interactive) (let (func) - (pop-to-buffer gnus-summary-buffer 'norecord) + (pop-to-buffer gnus-article-current-summary 'norecord) (setq func (lookup-key (current-local-map) (this-command-keys))) (call-interactively func))) +(defun gnus-article-check-buffer () + "Beep if not in an article buffer." + (unless (equal major-mode 'gnus-article-mode) + (error "Command invoked outside of a Gnus article buffer"))) + (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) (let ((nosaves - '("q" "Q" "c" "r" "R" "\C-c\C-f" "m" "a" "f" "F" + '("q" "Q" "c" "r" "\C-c\C-f" "m" "a" "f" "Zc" "ZC" "ZE" "ZQ" "ZZ" "Zn" "ZR" "ZG" "ZN" "ZP" "=" "^" "\M-^" "|")) (nosave-but-article '("A\r")) (nosave-in-article '("\C-d")) - keys) + (up-to-top + '("n" "Gn" "p" "Gp")) + keys new-sum-point) (save-excursion - (set-buffer gnus-summary-buffer) + (set-buffer gnus-article-current-summary) (let (gnus-pick-mode) (push (or key last-command-event) unread-command-events) - (setq keys (read-key-sequence nil)))) + (setq keys (if (featurep 'xemacs) + (events-to-keys (read-key-sequence nil)) + (read-key-sequence nil))))) + (message "") (if (or (member keys nosaves) @@ -2357,65 +4604,164 @@ Argument LINES specifies lines to be scrolled down." (member keys nosave-in-article)) (let (func) (save-window-excursion - (pop-to-buffer gnus-summary-buffer 'norecord) + (pop-to-buffer gnus-article-current-summary 'norecord) ;; 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-summary-buffer)) - (call-interactively func)) + (set-buffer gnus-article-current-summary)) + (call-interactively func) + (setq new-sum-point (point))) (when (member keys nosave-but-article) (pop-to-buffer gnus-article-buffer 'norecord))) ;; These commands should restore window configuration. (let ((obuf (current-buffer)) (owin (current-window-configuration)) (opoint (point)) - func in-buffer) + (summary gnus-article-current-summary) + func in-buffer selected) (if not-restore-window - (pop-to-buffer gnus-summary-buffer 'norecord) - (switch-to-buffer gnus-summary-buffer 'norecord)) + (pop-to-buffer summary 'norecord) + (switch-to-buffer summary 'norecord)) (setq in-buffer (current-buffer)) ;; We disable the pick minor mode commands. - (if (setq func (let (gnus-pick-mode) - (lookup-key (current-local-map) keys))) - (call-interactively func) - (ding)) - (when (eq in-buffer (current-buffer)) - (set-buffer obuf) - (unless not-restore-window - (set-window-configuration owin)) - (set-window-point (get-buffer-window (current-buffer)) opoint)))))) + (if (and (setq func (let (gnus-pick-mode) + (lookup-key (current-local-map) keys))) + (functionp func)) + (progn + (call-interactively func) + (setq new-sum-point (point)) + (when (eq in-buffer (current-buffer)) + (setq selected (gnus-summary-select-article)) + (set-buffer obuf) + (unless not-restore-window + (set-window-configuration owin)) + (when (eq selected 'old) + (article-goto-body) + (set-window-start (get-buffer-window (current-buffer)) + 1) + (set-window-point (get-buffer-window (current-buffer)) + (point))) + (let ((win (get-buffer-window gnus-article-current-summary))) + (when win + (set-window-point win new-sum-point)))) ) + (switch-to-buffer gnus-article-buffer) + (ding)))))) + +(defun gnus-article-describe-key (key) + "Display documentation of the function invoked by KEY. KEY is a string." + (interactive "kDescribe key: ") + (gnus-article-check-buffer) + (if (eq (key-binding key) 'gnus-article-read-summary-keys) + (save-excursion + (set-buffer gnus-article-current-summary) + (let (gnus-pick-mode) + (if (featurep 'xemacs) + (progn + (push (elt key 0) unread-command-events) + (setq key (events-to-keys + (read-key-sequence "Describe key: ")))) + (setq unread-command-events + (mapcar + (lambda (x) (if (>= x 128) (list 'meta (- x 128)) x)) + (string-to-list key))) + (setq key (read-key-sequence "Describe key: ")))) + (describe-key key)) + (describe-key key))) + +(defun gnus-article-describe-key-briefly (key &optional insert) + "Display documentation of the function invoked by KEY. KEY is a string." + (interactive "kDescribe key: \nP") + (gnus-article-check-buffer) + (if (eq (key-binding key) 'gnus-article-read-summary-keys) + (save-excursion + (set-buffer gnus-article-current-summary) + (let (gnus-pick-mode) + (if (featurep 'xemacs) + (progn + (push (elt key 0) unread-command-events) + (setq key (events-to-keys + (read-key-sequence "Describe key: ")))) + (setq unread-command-events + (mapcar + (lambda (x) (if (>= x 128) (list 'meta (- x 128)) x)) + (string-to-list key))) + (setq key (read-key-sequence "Describe key: ")))) + (describe-key-briefly key insert)) + (describe-key-briefly key insert))) + +(defun gnus-article-reply-with-original (&optional wide) + "Start composing a reply mail to the current message. +The text in the region will be yanked. If the region isn't active, +the entire article will be yanked." + (interactive "P") + (let ((article (cdr gnus-article-current)) cont) + (if (not (mark)) + (gnus-summary-reply (list (list article)) wide) + (setq cont (buffer-substring (point) (mark))) + ;; Deactivate active regions. + (when (and (boundp 'transient-mark-mode) + transient-mark-mode) + (setq mark-active nil)) + (gnus-summary-reply + (list (list article cont)) wide)))) + +(defun gnus-article-followup-with-original () + "Compose a followup to the current article. +The text in the region will be yanked. If the region isn't active, +the entire article will be yanked." + (interactive) + (let ((article (cdr gnus-article-current)) + cont) + (if (not (gnus-region-active-p)) + (gnus-summary-followup (list (list article))) + (setq cont (buffer-substring (point) (mark))) + ;; Deactivate active regions. + (when (and (boundp 'transient-mark-mode) + transient-mark-mode) + (setq mark-active nil)) + (gnus-summary-followup + (list (list article cont)))))) (defun gnus-article-hide (&optional arg force) "Hide all the gruft in the current article. This means that PGP stuff, signatures, cited text and (some) headers will be hidden. If given a prefix, show the hidden text instead." - (interactive (list current-prefix-arg 'force)) + (interactive (append (gnus-article-hidden-arg) (list 'force))) (gnus-article-hide-headers arg) + (gnus-article-hide-list-identifiers arg) (gnus-article-hide-pgp arg) (gnus-article-hide-citation-maybe arg force) (gnus-article-hide-signature arg)) (defun gnus-article-maybe-highlight () - "Do some article highlighting if `article-visual' is non-nil." + "Do some article highlighting if article highlighting is requested." (when (gnus-visual-p 'article-highlight 'highlight) (gnus-article-highlight-some))) +(defun gnus-check-group-server () + ;; Make sure the connection to the server is alive. + (unless (gnus-server-opened + (gnus-find-method-for-group gnus-newsgroup-name)) + (gnus-check-server (gnus-find-method-for-group gnus-newsgroup-name)) + (gnus-request-group gnus-newsgroup-name t))) + +(eval-when-compile + (autoload 'nneething-get-file-name "nneething")) + (defun gnus-request-article-this-buffer (article group) "Get an article and insert it into this buffer." - (let (do-update-line) + (let (do-update-line sparse-header) (prog1 (save-excursion (erase-buffer) (gnus-kill-all-overlays) (setq group (or group gnus-newsgroup-name)) - ;; Open server if it has closed. - (gnus-check-server (gnus-find-method-for-group group)) - ;; Using `gnus-request-article' directly will insert the article into ;; `nntp-server-buffer' - so we'll save some time by not having to ;; copy it from the server buffer into the article buffer. @@ -2423,8 +4769,7 @@ If given a prefix, show the hidden text instead." ;; We only request an article by message-id when we do not have the ;; headers for it, so we'll have to get those. (when (stringp article) - (let ((gnus-override-method gnus-refer-article-method)) - (gnus-read-header article))) + (gnus-read-header article)) ;; If the article number is negative, that means that this article ;; doesn't belong in this newsgroup (possibly), so we find its @@ -2432,7 +4777,7 @@ If given a prefix, show the hidden text instead." (when (and (numberp article) gnus-summary-buffer (get-buffer gnus-summary-buffer) - (buffer-name (get-buffer gnus-summary-buffer))) + (gnus-buffer-exists-p gnus-summary-buffer)) (save-excursion (set-buffer gnus-summary-buffer) (let ((header (gnus-summary-article-header article))) @@ -2442,8 +4787,7 @@ If given a prefix, show the hidden text instead." ;; This is a sparse gap article. (setq do-update-line article) (setq article (mail-header-id header)) - (let ((gnus-override-method gnus-refer-article-method)) - (gnus-read-header article)) + (setq sparse-header (gnus-read-header article)) (setq gnus-newsgroup-sparse (delq article gnus-newsgroup-sparse))) ((vectorp header) @@ -2456,11 +4800,12 @@ If given a prefix, show the hidden text instead." (let ((method (gnus-find-method-for-group gnus-newsgroup-name))) - (if (not (eq (car method) 'nneething)) - () - (let ((dir (concat (file-name-as-directory (nth 1 method)) - (mail-header-subject header)))) - (when (file-directory-p dir) + (when (and (eq (car method) 'nneething) + (vectorp header)) + (let ((dir (nneething-get-file-name + (mail-header-id header)))) + (when (and (stringp dir) + (file-directory-p dir)) (setq article 'nneething) (gnus-group-enter-directory dir)))))))) @@ -2469,7 +4814,7 @@ If given a prefix, show the hidden text instead." ((and (numberp article) gnus-summary-buffer (get-buffer gnus-summary-buffer) - (buffer-name (get-buffer gnus-summary-buffer)) + (gnus-buffer-exists-p gnus-summary-buffer) (eq (cdr (save-excursion (set-buffer gnus-summary-buffer) (assq article gnus-newsgroup-reads))) @@ -2499,41 +4844,75 @@ If given a prefix, show the hidden text instead." (numberp article) (gnus-cache-request-article article group)) 'article) + ;; Check the agent cache. + ((and gnus-agent gnus-agent-cache gnus-plugged + (numberp article) + (gnus-agent-request-article article group)) + 'article) ;; Get the article and put into the article buffer. - ((or (stringp article) (numberp article)) - (let ((gnus-override-method - (and (stringp article) gnus-refer-article-method)) + ((or (stringp article) + (numberp article)) + (let ((gnus-override-method gnus-override-method) + (methods (and (stringp article) + gnus-refer-article-method)) + result (buffer-read-only nil)) - (erase-buffer) - (gnus-kill-all-overlays) - (when (gnus-request-article article group (current-buffer)) - (when (numberp article) - (gnus-async-prefetch-next group article gnus-summary-buffer) - (when gnus-keep-backlog - (gnus-backlog-enter-article - group article (current-buffer)))) - 'article))) + (if (or (not (listp methods)) + (and (symbolp (car methods)) + (assq (car methods) nnoo-definition-alist))) + (setq methods (list 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 + (with-current-buffer gnus-summary-buffer + gnus-current-select-method))) + (erase-buffer) + (gnus-kill-all-overlays) + (let ((gnus-newsgroup-name group)) + (gnus-check-group-server)) + (when (gnus-request-article article group (current-buffer)) + (when (numberp article) + (gnus-async-prefetch-next group article + gnus-summary-buffer) + (when gnus-keep-backlog + (gnus-backlog-enter-article + group article (current-buffer)))) + (setq result 'article)) + (if (not result) + (if methods + (setq gnus-override-method (pop methods)) + (setq result 'done)))) + (and (eq result 'article) 'article))) ;; It was a pseudo. (t article))) + ;; Associate this article with the current summary buffer. + (setq gnus-article-current-summary gnus-summary-buffer) + ;; Take the article from the original article buffer ;; and place it in the buffer it's supposed to be in. (when (and (get-buffer gnus-article-buffer) - ;;(numberp article) (equal (buffer-name (current-buffer)) (buffer-name (get-buffer gnus-article-buffer)))) (save-excursion (if (get-buffer gnus-original-article-buffer) - (set-buffer (get-buffer gnus-original-article-buffer)) - (set-buffer (get-buffer-create gnus-original-article-buffer)) - (buffer-disable-undo (current-buffer)) + (set-buffer gnus-original-article-buffer) + (set-buffer (gnus-get-buffer-create gnus-original-article-buffer)) + (buffer-disable-undo) (setq major-mode 'gnus-original-article-mode) - (setq buffer-read-only t) - (gnus-add-current-to-buffer-list)) + (setq buffer-read-only t)) (let (buffer-read-only) (erase-buffer) (insert-buffer-substring gnus-article-buffer)) - (setq gnus-original-article (cons group article)))) + (setq gnus-original-article (cons group article))) + + ;; Decode charsets. + (run-hooks 'gnus-article-decode-hook) + ;; Mark article as decoded or not. + (setq gnus-article-decoded-p gnus-article-decode-hook)) ;; Update sparse articles. (when (and do-update-line @@ -2541,9 +4920,9 @@ If given a prefix, show the hidden text instead." (stringp article))) (let ((buf (current-buffer))) (set-buffer gnus-summary-buffer) - (gnus-summary-update-article do-update-line) + (gnus-summary-update-article do-update-line sparse-header) (gnus-summary-goto-subject do-update-line nil t) - (set-window-point (get-buffer-window (current-buffer) t) + (set-window-point (gnus-get-buffer-window (current-buffer) t) (point)) (set-buffer buf)))))) @@ -2552,7 +4931,7 @@ If given a prefix, show the hidden text instead." ;;; (defcustom gnus-article-edit-mode-hook nil - "*Hook run in article edit mode buffers." + "Hook run in article edit mode buffers." :group 'gnus-article-various :type 'hook) @@ -2560,8 +4939,10 @@ If given a prefix, show the hidden text instead." (defvar gnus-article-edit-mode-map nil) +;; Should we be using derived.el for this? (unless gnus-article-edit-mode-map - (setq gnus-article-edit-mode-map (copy-keymap text-mode-map)) + (setq gnus-article-edit-mode-map (make-sparse-keymap)) + (set-keymap-parent gnus-article-edit-mode-map text-mode-map) (gnus-define-keys gnus-article-edit-mode-map "\C-c\C-c" gnus-article-edit-done @@ -2571,22 +4952,18 @@ If given a prefix, show the hidden text instead." "\C-c\C-w" gnus-article-edit-mode-map) "f" gnus-article-edit-full-stops)) -(defun gnus-article-edit-mode () +(define-derived-mode gnus-article-edit-mode text-mode "Article Edit" "Major mode for editing articles. This is an extended text-mode. \\{gnus-article-edit-mode-map}" - (interactive) - (kill-all-local-variables) - (setq major-mode 'gnus-article-edit-mode) - (setq mode-name "Article Edit") - (use-local-map gnus-article-edit-mode-map) (make-local-variable 'gnus-article-edit-done-function) (make-local-variable 'gnus-prev-winconf) + (set (make-local-variable 'font-lock-defaults) + '(message-font-lock-keywords t)) (setq buffer-read-only nil) (buffer-enable-undo) - (widen) - (gnus-run-hooks 'text-mode 'gnus-article-edit-mode-hook)) + (widen)) (defun gnus-article-edit (&optional force) "Edit the current article. @@ -2599,17 +4976,20 @@ groups." (error "The current newsgroup does not support article editing")) (gnus-article-date-original) (gnus-article-edit-article + 'ignore `(lambda (no-highlight) + 'ignore (gnus-summary-edit-article-done ,(or (mail-header-references gnus-current-headers) "") ,(gnus-group-read-only-p) ,gnus-summary-buffer no-highlight)))) -(defun gnus-article-edit-article (exit-func) +(defun gnus-article-edit-article (start-func exit-func) "Start editing the contents of the current article buffer." (let ((winconf (current-window-configuration))) (set-buffer gnus-article-buffer) (gnus-article-edit-mode) - (gnus-set-text-properties (point-min) (point-max) nil) + (funcall start-func) + (set-buffer-modified-p nil) (gnus-configure-windows 'edit-article) (setq gnus-article-edit-done-function exit-func) (setq gnus-prev-winconf winconf) @@ -2618,56 +4998,28 @@ groups." (defun gnus-article-edit-done (&optional arg) "Update the article edits and exit." (interactive "P") - (save-excursion - (save-restriction - (widen) - (goto-char (point-min)) - (when (search-forward "\n\n" nil 1) - (let ((lines (count-lines (point) (point-max))) - (length (- (point-max) (point))) - (case-fold-search t) - (body (copy-marker (point)))) - (goto-char (point-min)) - (when (re-search-forward "^content-length:[ \t]\\([0-9]+\\)" body t) - (delete-region (match-beginning 1) (match-end 1)) - (insert (number-to-string length))) - (goto-char (point-min)) - (when (re-search-forward - "^x-content-length:[ \t]\\([0-9]+\\)" body t) - (delete-region (match-beginning 1) (match-end 1)) - (insert (number-to-string length))) - (goto-char (point-min)) - (when (re-search-forward "^lines:[ \t]\\([0-9]+\\)" body t) - (delete-region (match-beginning 1) (match-end 1)) - (insert (number-to-string lines))))))) (let ((func gnus-article-edit-done-function) (buf (current-buffer)) (start (window-start))) - (gnus-article-edit-exit) + ;; We remove all text props from the article buffer. + (let ((content + (buffer-substring-no-properties (point-min) (point-max))) + (p (point))) + (erase-buffer) + (insert content) + (let ((winconf gnus-prev-winconf)) + (gnus-article-mode) + (set-window-configuration winconf) + ;; Tippy-toe some to make sure that point remains where it was. + (save-current-buffer + (set-buffer buf) + (set-window-start (get-buffer-window (current-buffer)) start) + (goto-char p)))) (save-excursion (set-buffer buf) (let ((buffer-read-only nil)) - (funcall func arg))) - (set-buffer buf) - (set-window-start (get-buffer-window buf) start) - (set-window-point (get-buffer-window buf) (point)))) - -(defun gnus-article-edit-exit () - "Exit the article editing without updating." - (interactive) - ;; We remove all text props from the article buffer. - (let ((buf (format "%s" (buffer-string))) - (curbuf (current-buffer)) - (p (point)) - (window-start (window-start))) - (erase-buffer) - (insert buf) - (let ((winconf gnus-prev-winconf)) - (gnus-article-mode) + (funcall func arg)) ;; The cache and backlog have to be flushed somewhat. - (when gnus-use-cache - (gnus-cache-update-article - (car gnus-article-current) (cdr gnus-article-current))) (when gnus-keep-backlog (gnus-backlog-remove-article (car gnus-article-current) (cdr gnus-article-current))) @@ -2676,13 +5028,32 @@ groups." (when (get-buffer gnus-original-article-buffer) (set-buffer gnus-original-article-buffer) (setq gnus-original-article nil))) - (set-window-configuration winconf) - ;; Tippy-toe some to make sure that point remains where it was. - (let ((buf (current-buffer))) - (set-buffer curbuf) - (set-window-start (get-buffer-window (current-buffer)) window-start) - (goto-char p) - (set-buffer buf))))) + (when gnus-use-cache + (gnus-cache-update-article + (car gnus-article-current) (cdr gnus-article-current)))) + (set-buffer buf) + (set-window-start (get-buffer-window buf) start) + (set-window-point (get-buffer-window buf) (point)))) + +(defun gnus-article-edit-exit () + "Exit the article editing without updating." + (interactive) + (when (or (not (buffer-modified-p)) + (yes-or-no-p "Article modified; kill anyway? ")) + (let ((curbuf (current-buffer)) + (p (point)) + (window-start (window-start))) + (erase-buffer) + (if (gnus-buffer-live-p gnus-original-article-buffer) + (insert-buffer gnus-original-article-buffer)) + (let ((winconf gnus-prev-winconf)) + (gnus-article-mode) + (set-window-configuration winconf) + ;; Tippy-toe some to make sure that point remains where it was. + (save-current-buffer + (set-buffer curbuf) + (set-window-start (get-buffer-window (current-buffer)) window-start) + (goto-char p)))))) (defun gnus-article-edit-full-stops () "Interactively repair spacing at end of sentences." @@ -2701,26 +5072,32 @@ groups." ;;; 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\\)" - "*Regular expression that matches URLs." +(defcustom gnus-button-url-regexp "\\b\\(\\(www\\.\\|\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\|info\\):\\)\\(//[-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) (defcustom gnus-button-alist - `(("<\\(url: ?\\)?news:\\([^>\n\t ]*@[^>\n\t ]*\\)>" 0 t - gnus-button-message-id 2) - ("\\bnews:\\([^>\n\t ]*@[^>\n\t ]*\\)" 0 t gnus-button-message-id 1) - ("\\(\\b<\\(url: ?\\)?news:\\(//\\)?\\([^>\n\t ]*\\)>\\)" 1 t + `(("<\\(url:[>\n\t ]*?\\)?\\(nntp\\|news\\):[>\n\t ]*\\([^>\n\t ]*@[^>\n\t ]*\\)>" + 0 t gnus-button-handle-news 3) + ("\\b\\(nntp\\|news\\):\\([^>\n\t ]*@[^>)!;:,\n\t ]*\\)" 0 t + gnus-button-handle-news 2) + ("\\(\\b<\\(url:[>\n\t ]*\\)?news:[>\n\t ]*\\(//\\)?\\([^>\n\t ]*\\)>\\)" + 1 t gnus-button-fetch-group 4) ("\\bnews:\\(//\\)?\\([^'\">\n\t ]+\\)" 0 t gnus-button-fetch-group 2) ("\\bin\\( +article\\| +message\\)? +\\(<\\([^\n @<>]+@[^\n @<>]+\\)>\\)" 2 t gnus-button-message-id 3) ("\\( \n\t]+\\)>" 0 t gnus-url-mailto 2) + ("mailto:\\([-a-zA-Z.@_+0-9%=?]+\\)" 0 t gnus-url-mailto 1) ("\\bmailto:\\([^ \n\t]+\\)" 0 t gnus-url-mailto 1) + ;; This is info + ("\\binfo:\\(//\\)?\\([^'\">\n\t ]+\\)" 0 t + gnus-button-handle-info 2) ;; This is how URLs _should_ be embedded in text... - ("]*\\)>" 0 t gnus-button-embedded-url 1) + ("]*\\)>" 1 t gnus-button-embedded-url 1) ;; Raw URLs. - (,gnus-button-url-regexp 0 t gnus-button-url 0)) + (,gnus-button-url-regexp 0 t browse-url 0)) "*Alist of regexps matching buttons in article bodies. Each entry has the form (REGEXP BUTTON FORM CALLBACK PAR...), where @@ -2743,14 +5120,15 @@ variable it the real callback function." (integer :tag "Regexp group"))))) (defcustom gnus-header-button-alist - `(("^\\(References\\|Message-I[Dd]\\):" "<[^>]+>" + `(("^\\(References\\|Message-I[Dd]\\):" "<[^<>]+>" 0 t gnus-button-message-id 0) ("^\\(From\\|Reply-To\\):" ": *\\(.+\\)$" 1 t gnus-button-reply 1) ("^\\(Cc\\|To\\):" "[^ \t\n<>,()\"]+@[^ \t\n<>,()\"]+" 0 t gnus-button-mailto 0) - ("^X-[Uu][Rr][Ll]:" ,gnus-button-url-regexp 0 t gnus-button-url 0) - ("^Subject:" ,gnus-button-url-regexp 0 t gnus-button-url 0) - ("^[^:]+:" ,gnus-button-url-regexp 0 t gnus-button-url 0) + ("^X-[Uu][Rr][Ll]:" ,gnus-button-url-regexp 0 t browse-url 0) + ("^Subject:" ,gnus-button-url-regexp 0 t browse-url 0) + ("^[^:]+:" ,gnus-button-url-regexp 0 t browse-url 0) + ("^[^:]+:" "\\bmailto:\\([-a-zA-Z.@_+0-9%=?]+\\)" 0 t gnus-url-mailto 1) ("^[^:]+:" "\\(<\\(url: \\)?news:\\([^>\n ]*\\)>\\)" 1 t gnus-button-message-id 3)) "*Alist of headers and regexps to match buttons in article heads. @@ -2789,8 +5167,9 @@ call it with the value of the `gnus-data' text property." (interactive "e") (set-buffer (window-buffer (posn-window (event-start event)))) (let* ((pos (posn-point (event-start event))) - (data (get-text-property pos 'gnus-data)) + (data (get-text-property pos 'gnus-data)) (fun (get-text-property pos 'gnus-callback))) + (goto-char pos) (when fun (funcall fun data)))) @@ -2804,40 +5183,6 @@ call it with the value of the `gnus-data' text property." (when fun (funcall fun data)))) -(defun gnus-article-prev-button (n) - "Move point to N buttons backward. -If N is negative, move forward instead." - (interactive "p") - (gnus-article-next-button (- n))) - -(defun gnus-article-next-button (n) - "Move point to N buttons forward. -If N is negative, move backward instead." - (interactive "p") - (let ((function (if (< n 0) 'previous-single-property-change - 'next-single-property-change)) - (inhibit-point-motion-hooks t) - (backward (< n 0)) - (limit (if (< n 0) (point-min) (point-max)))) - (setq n (abs n)) - (while (and (not (= limit (point))) - (> n 0)) - ;; Skip past the current button. - (when (get-text-property (point) 'gnus-callback) - (goto-char (funcall function (point) 'gnus-callback nil limit))) - ;; Go to the next (or previous) button. - (gnus-goto-char (funcall function (point) 'gnus-callback nil limit)) - ;; Put point at the start of the button. - (when (and backward (not (get-text-property (point) 'gnus-callback))) - (goto-char (funcall function (point) 'gnus-callback nil limit))) - ;; Skip past intangible buttons. - (when (get-text-property (point) 'intangible) - (incf n)) - (decf n)) - (unless (zerop n) - (gnus-message 5 "No more buttons")) - n)) - (defun gnus-article-highlight (&optional force) "Highlight current article. This function calls `gnus-article-highlight-headers', @@ -2872,7 +5217,7 @@ do the highlighting. See the documentation for those functions." (case-fold-search t) (inhibit-point-motion-hooks t) entry regexp header-face field-face from hpoints fpoints) - (message-narrow-to-head) + (article-narrow-to-head) (while (setq entry (pop alist)) (goto-char (point-min)) (setq regexp (concat "^\\(" @@ -2938,18 +5283,19 @@ specified by `gnus-button-alist'." (alist gnus-button-alist) beg entry regexp) ;; Remove all old markers. - (let (marker entry) + (let (marker entry new-list) (while (setq marker (pop gnus-button-marker-list)) - (goto-char marker) - (when (setq entry (gnus-button-entry)) - (put-text-property (match-beginning (nth 1 entry)) - (match-end (nth 1 entry)) - 'gnus-callback nil)) - (set-marker marker nil))) + (if (or (< marker (point-min)) (>= marker (point-max))) + (push marker new-list) + (goto-char marker) + (when (setq entry (gnus-button-entry)) + (put-text-property (match-beginning (nth 1 entry)) + (match-end (nth 1 entry)) + 'gnus-callback nil)) + (set-marker marker nil))) + (setq gnus-button-marker-list new-list)) ;; We skip the headers. - (goto-char (point-min)) - (unless (search-forward "\n\n" nil t) - (goto-char (point-max))) + (article-goto-body) (setq beg (point)) (while (setq entry (pop alist)) (setq regexp (car entry)) @@ -2975,38 +5321,38 @@ specified by `gnus-button-alist'." (interactive) (save-excursion (set-buffer gnus-article-buffer) - (let ((buffer-read-only nil) - (inhibit-point-motion-hooks t) - (case-fold-search t) - (alist gnus-header-button-alist) - entry beg end) - (nnheader-narrow-to-headers) - (while alist - ;; Each alist entry. - (setq entry (car alist) - alist (cdr alist)) - (goto-char (point-min)) - (while (re-search-forward (car entry) nil t) - ;; Each header matching the entry. - (setq beg (match-beginning 0)) - (setq end (or (and (re-search-forward "^[^ \t]" nil t) - (match-beginning 0)) - (point-max))) - (goto-char beg) - (while (re-search-forward (nth 1 entry) end t) - ;; Each match within a header. - (let* ((entry (cdr entry)) - (start (match-beginning (nth 1 entry))) - (end (match-end (nth 1 entry))) - (form (nth 2 entry))) - (goto-char (match-end 0)) - (when (eval form) - (gnus-article-add-button - start end (nth 3 entry) - (buffer-substring (match-beginning (nth 4 entry)) - (match-end (nth 4 entry))))))) - (goto-char end)))) - (widen))) + (save-restriction + (let ((buffer-read-only nil) + (inhibit-point-motion-hooks t) + (case-fold-search t) + (alist gnus-header-button-alist) + entry beg end) + (article-narrow-to-head) + (while alist + ;; Each alist entry. + (setq entry (car alist) + alist (cdr alist)) + (goto-char (point-min)) + (while (re-search-forward (car entry) nil t) + ;; Each header matching the entry. + (setq beg (match-beginning 0)) + (setq end (or (and (re-search-forward "^[^ \t]" nil t) + (match-beginning 0)) + (point-max))) + (goto-char beg) + (while (re-search-forward (nth 1 entry) end t) + ;; Each match within a header. + (let* ((entry (cdr entry)) + (start (match-beginning (nth 1 entry))) + (end (match-end (nth 1 entry))) + (form (nth 2 entry))) + (goto-char (match-end 0)) + (when (eval form) + (gnus-article-add-button + start end (nth 3 entry) + (buffer-substring (match-beginning (nth 4 entry)) + (match-end (nth 4 entry))))))) + (goto-char end))))))) ;;; External functions: @@ -3020,7 +5366,9 @@ specified by `gnus-button-alist'." (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 + :button-keymap gnus-widget-button-keymap)) ;;; Internal functions: @@ -3034,9 +5382,20 @@ specified by `gnus-button-alist'." (set-buffer gnus-article-buffer) (let ((buffer-read-only nil) (inhibit-point-motion-hooks t)) - (if (get-text-property end 'invisible) - (gnus-article-unhide-text end (point-max)) - (gnus-article-hide-text end (point-max) gnus-hidden-properties))))) + (if (text-property-any end (point-max) 'article-type 'signature) + (progn + (gnus-delete-wash-type 'signature) + (gnus-remove-text-properties-when + 'article-type 'signature end (point-max) + (cons 'article-type (cons 'signature + gnus-hidden-properties)))) + (gnus-add-wash-type 'signature) + (gnus-add-text-properties-when + 'article-type nil end (point-max) + (cons 'article-type (cons 'signature + gnus-hidden-properties))))) + (let ((gnus-article-mime-handle-alist-1 gnus-article-mime-handle-alist)) + (gnus-set-mode-line 'article)))) (defun gnus-button-entry () ;; Return the first entry in `gnus-button-alist' matching this place. @@ -3052,7 +5411,6 @@ specified by `gnus-button-alist'." (defun gnus-button-push (marker) ;; Push button starting at MARKER. (save-excursion - (set-buffer gnus-article-buffer) (goto-char marker) (let* ((entry (gnus-button-entry)) (inhibit-point-motion-hooks t) @@ -3073,6 +5431,57 @@ specified by `gnus-button-alist'." (gnus-message 1 "You must define `%S' to use this button" (cons fun args))))))) +(defun gnus-parse-news-url (url) + (let (scheme server group message-id articles) + (with-temp-buffer + (insert url) + (goto-char (point-min)) + (when (looking-at "\\([A-Za-z]+\\):") + (setq scheme (match-string 1)) + (goto-char (match-end 0))) + (when (looking-at "//\\([^/]+\\)/") + (setq server (match-string 1)) + (goto-char (match-end 0))) + + (cond + ((looking-at "\\(.*@.*\\)") + (setq message-id (match-string 1))) + ((looking-at "\\([^/]+\\)/\\([-0-9]+\\)") + (setq group (match-string 1) + articles (split-string (match-string 2) "-"))) + ((looking-at "\\([^/]+\\)/?") + (setq group (match-string 1))) + (t + (error "Unknown news URL syntax")))) + (list scheme server group message-id articles))) + +(defun gnus-button-handle-news (url) + "Fetch a news URL." + (destructuring-bind (scheme server group message-id articles) + (gnus-parse-news-url url) + (cond + (message-id + (save-excursion + (set-buffer gnus-summary-buffer) + (if server + (let ((gnus-refer-article-method (list (list 'nntp server)))) + (gnus-summary-refer-article message-id)) + (gnus-summary-refer-article message-id)))) + (group + (gnus-button-fetch-group url))))) + +(defun gnus-button-handle-info (url) + "Fetch an info URL." + (if (string-match + "^\\([^:/]+\\)?/\\(.*\\)" + url) + (gnus-info-find-node + (concat "(" (or (gnus-url-unhex-string (match-string 1 url)) + "Gnus") + ")" + (gnus-url-unhex-string (match-string 2 url)))) + (error "Can't parse %s" url))) + (defun gnus-button-message-id (message-id) "Fetch MESSAGE-ID." (save-excursion @@ -3084,8 +5493,10 @@ specified by `gnus-button-alist'." (if (not (string-match "[:/]" address)) ;; This is just a simple group url. (gnus-group-read-ephemeral-group address gnus-select-method) - (if (not (string-match "^\\([^:/]+\\)\\(:\\([^/]+\\)/\\)?\\(.*\\)$" - address)) + (if (not + (string-match + "^\\([^:/]+\\)\\(:\\([^/]+\\)\\)?/\\([^/]+\\)\\(/\\([0-9]+\\)\\)?" + address)) (error "Can't parse %s" address) (gnus-group-read-ephemeral-group (match-string 4 address) @@ -3093,166 +5504,136 @@ specified by `gnus-button-alist'." (nntp-address ,(match-string 1 address)) (nntp-port-number ,(if (match-end 3) (match-string 3 address) - "nntp"))))))) - -(defun gnus-split-string (string pattern) - "Return a list of substrings of STRING which are separated by PATTERN." - (let (parts (start 0)) - (while (string-match pattern string start) - (setq parts (cons (substring string start (match-beginning 0)) parts) - start (match-end 0))) - (nreverse (cons (substring string start) parts)))) + "nntp"))) + nil nil nil + (and (match-end 6) (list (string-to-int (match-string 6 address)))))))) (defun gnus-url-parse-query-string (query &optional downcase) (let (retval pairs cur key val) - (setq pairs (gnus-split-string query "&")) + (setq pairs (split-string query "&")) (while pairs (setq cur (car pairs) - pairs (cdr pairs)) + pairs (cdr pairs)) (if (not (string-match "=" cur)) - nil ; Grace - (setq key (gnus-url-unhex-string (substring cur 0 (match-beginning 0))) - val (gnus-url-unhex-string (substring cur (match-end 0) nil))) - (if downcase - (setq key (downcase key))) - (setq cur (assoc key retval)) - (if cur - (setcdr cur (cons val (cdr cur))) - (setq retval (cons (list key val) retval))))) + nil ; Grace + (setq key (gnus-url-unhex-string (substring cur 0 (match-beginning 0))) + val (gnus-url-unhex-string (substring cur (match-end 0) nil) t)) + (if downcase + (setq key (downcase key))) + (setq cur (assoc key retval)) + (if cur + (setcdr cur (cons val (cdr cur))) + (setq retval (cons (list key val) retval))))) retval)) -(defun gnus-url-unhex (x) - (if (> x ?9) - (if (>= x ?a) - (+ 10 (- x ?a)) - (+ 10 (- x ?A))) - (- x ?0))) - -(defun gnus-url-unhex-string (str &optional allow-newlines) - "Remove %XXX embedded spaces, etc in a url. -If optional second argument ALLOW-NEWLINES is non-nil, then allow the -decoding of carriage returns and line feeds in the string, which is normally -forbidden in URL encoding." - (setq str (or str "")) - (let ((tmp "") - (case-fold-search t)) - (while (string-match "%[0-9a-f][0-9a-f]" str) - (let* ((start (match-beginning 0)) - (ch1 (gnus-url-unhex (elt str (+ start 1)))) - (code (+ (* 16 ch1) - (gnus-url-unhex (elt str (+ start 2)))))) - (setq tmp (concat - tmp (substring str 0 start) - (cond - (allow-newlines - (char-to-string code)) - ((or (= code ?\n) (= code ?\r)) - " ") - (t (char-to-string code)))) - str (substring str (match-end 0))))) - (setq tmp (concat tmp str)) - tmp)) - (defun gnus-url-mailto (url) ;; Send mail to someone (when (string-match "mailto:/*\\(.*\\)" url) (setq url (substring url (match-beginning 1) nil))) - (let (to args source-url subject func) + (let (to args subject func) (if (string-match (regexp-quote "?") url) - (setq to (gnus-url-unhex-string (substring url 0 (match-beginning 0))) - args (gnus-url-parse-query-string - (substring url (match-end 0) nil) t)) + (setq to (gnus-url-unhex-string (substring url 0 (match-beginning 0))) + args (gnus-url-parse-query-string + (substring url (match-end 0) nil) t)) (setq to (gnus-url-unhex-string url))) (setq args (cons (list "to" to) args) - subject (cdr-safe (assoc "subject" args))) - (message-mail) + subject (cdr-safe (assoc "subject" args))) + (gnus-msg-mail) (while args (setq func (intern-soft (concat "message-goto-" (downcase (caar args))))) (if (fboundp func) - (funcall func) - (message-position-on-field (caar args))) + (funcall func) + (message-position-on-field (caar args))) (insert (mapconcat 'identity (cdar args) ", ")) (setq args (cdr args))) (if subject - (message-goto-body) + (message-goto-body) (message-goto-subject)))) -(defun gnus-button-mailto (address) - ;; Mail to ADDRESS. - (set-buffer (gnus-copy-article-buffer)) - (message-reply address)) - -(defun gnus-button-reply (address) - ;; Reply to ADDRESS. - (message-reply address)) - -(defun gnus-button-url (address) - "Browse ADDRESS." - ;; In Emacs 20, `browse-url-browser-function' may be an alist. - (if (listp browse-url-browser-function) - (browse-url address) - (funcall browse-url-browser-function address))) - (defun gnus-button-embedded-url (address) - "Browse ADDRESS." - ;; In Emacs 20, `browse-url-browser-function' may be an alist. - (if (listp browse-url-browser-function) - (browse-url (gnus-strip-whitespace address)) - (funcall browse-url-browser-function (gnus-strip-whitespace address)))) + "Activate ADDRESS with `browse-url'." + (browse-url (gnus-strip-whitespace address))) ;;; Next/prev buttons in the article buffer. (defvar gnus-next-page-line-format "%{%(Next page...%)%}\n") (defvar gnus-prev-page-line-format "%{%(Previous page...%)%}\n") -(defvar gnus-prev-page-map nil) -(unless gnus-prev-page-map - (setq gnus-prev-page-map (make-sparse-keymap)) - (define-key gnus-prev-page-map gnus-mouse-2 'gnus-button-prev-page) - (define-key gnus-prev-page-map "\r" 'gnus-button-prev-page)) +(defvar gnus-prev-page-map + (let ((map (make-sparse-keymap))) + (unless (>= emacs-major-version 21) + ;; XEmacs doesn't care. + (set-keymap-parent map gnus-article-mode-map)) + (define-key map gnus-mouse-2 'gnus-button-prev-page) + (define-key map "\r" 'gnus-button-prev-page) + map)) (defun gnus-insert-prev-page-button () - (let ((buffer-read-only nil)) + (let ((b (point)) + (buffer-read-only nil)) (gnus-eval-format gnus-prev-page-line-format nil - `(gnus-prev t local-map ,gnus-prev-page-map - gnus-callback gnus-article-button-prev-page)))) - -(defvar gnus-next-page-map nil) -(unless gnus-next-page-map - (setq gnus-next-page-map (make-keymap)) - (suppress-keymap gnus-prev-page-map) - (define-key gnus-next-page-map gnus-mouse-2 'gnus-button-next-page) - (define-key gnus-next-page-map "\r" 'gnus-button-next-page)) - -(defun gnus-button-next-page () + `(,@(gnus-local-map-property gnus-prev-page-map) + gnus-prev t + gnus-callback gnus-article-button-prev-page + article-type annotation)) + (widget-convert-button + 'link b (point) + :action 'gnus-button-prev-page + :button-keymap gnus-prev-page-map))) + +(defvar gnus-prev-page-map + (let ((map (make-sparse-keymap))) + (unless (>= emacs-major-version 21) + ;; XEmacs doesn't care. + (set-keymap-parent map gnus-article-mode-map)) + (define-key map gnus-mouse-2 'gnus-button-prev-page) + (define-key map "\r" 'gnus-button-prev-page) + map)) + +(defvar gnus-next-page-map + (let ((map (make-sparse-keymap))) + (unless (>= emacs-major-version 21) + ;; XEmacs doesn't care. + (set-keymap-parent map gnus-article-mode-map)) + (define-key map gnus-mouse-2 'gnus-button-next-page) + (define-key map "\r" 'gnus-button-next-page) + map)) + +(defun gnus-button-next-page (&optional args more-args) "Go to the next page." (interactive) (let ((win (selected-window))) - (select-window (get-buffer-window gnus-article-buffer t)) + (select-window (gnus-get-buffer-window gnus-article-buffer t)) (gnus-article-next-page) (select-window win))) -(defun gnus-button-prev-page () +(defun gnus-button-prev-page (&optional args more-args) "Go to the prev page." (interactive) (let ((win (selected-window))) - (select-window (get-buffer-window gnus-article-buffer t)) + (select-window (gnus-get-buffer-window gnus-article-buffer t)) (gnus-article-prev-page) (select-window win))) (defun gnus-insert-next-page-button () - (let ((buffer-read-only nil)) + (let ((b (point)) + (buffer-read-only nil)) (gnus-eval-format gnus-next-page-line-format nil - `(gnus-next t local-map ,gnus-next-page-map - gnus-callback - gnus-article-button-next-page)))) + `(,@(gnus-local-map-property gnus-next-page-map) + gnus-next t + gnus-callback gnus-article-button-next-page + article-type annotation)) + (widget-convert-button + 'link b (point) + :action 'gnus-button-next-page + :button-keymap gnus-next-page-map))) (defun gnus-article-button-next-page (arg) "Go to the next page." (interactive "P") (let ((win (selected-window))) - (select-window (get-buffer-window gnus-article-buffer t)) + (select-window (gnus-get-buffer-window gnus-article-buffer t)) (gnus-article-next-page) (select-window win))) @@ -3260,10 +5641,359 @@ forbidden in URL encoding." "Go to the prev page." (interactive "P") (let ((win (selected-window))) - (select-window (get-buffer-window gnus-article-buffer t)) + (select-window (gnus-get-buffer-window gnus-article-buffer t)) (gnus-article-prev-page) (select-window win))) +(defvar gnus-decode-header-methods + '(mail-decode-encoded-word-region) + "List of methods used to decode headers. + +This variable is a list of FUNCTION or (REGEXP . FUNCTION). If item +is FUNCTION, FUNCTION will be apply to all newsgroups. If item is a +(REGEXP . FUNCTION), FUNCTION will be only apply to thes newsgroups +whose names match REGEXP. + +For example: +((\"chinese\" . gnus-decode-encoded-word-region-by-guess) + mail-decode-encoded-word-region + (\"chinese\" . rfc1843-decode-region)) +") + +(defvar gnus-decode-header-methods-cache nil) + +(defun gnus-multi-decode-header (start end) + "Apply the functions from `gnus-encoded-word-methods' that match." + (unless (and gnus-decode-header-methods-cache + (eq gnus-newsgroup-name + (car gnus-decode-header-methods-cache))) + (setq gnus-decode-header-methods-cache (list gnus-newsgroup-name)) + (mapcar (lambda (x) + (if (symbolp x) + (nconc gnus-decode-header-methods-cache (list x)) + (if (and gnus-newsgroup-name + (string-match (car x) gnus-newsgroup-name)) + (nconc gnus-decode-header-methods-cache + (list (cdr x)))))) + gnus-decode-header-methods)) + (let ((xlist gnus-decode-header-methods-cache)) + (pop xlist) + (save-restriction + (narrow-to-region start end) + (while xlist + (funcall (pop xlist) (point-min) (point-max)))))) + +;;; +;;; Treatment top-level handling. +;;; + +(defun gnus-treat-article (condition &optional part-number total-parts type) + (let ((length (- (point-max) (point-min))) + (alist gnus-treatment-function-alist) + (article-goto-body-goes-to-point-min-p t) + (treated-type + (or (not type) + (catch 'found + (let ((list gnus-article-treat-types)) + (while list + (when (string-match (pop list) type) + (throw 'found t))))))) + (highlightp (gnus-visual-p 'article-highlight 'highlight)) + val elem) + (gnus-run-hooks 'gnus-part-display-hook) + (while (setq elem (pop alist)) + (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) + (or (not (get (car elem) 'highlight)) + highlightp)) + (save-restriction + (funcall (cadr elem))))))) + +;; Dynamic variables. +(eval-when-compile + (defvar part-number) + (defvar total-parts) + (defvar type) + (defvar condition) + (defvar length)) + +(defun gnus-treat-predicate (val) + (cond + ((null val) + nil) + ((and (listp val) + (stringp (car val))) + (apply 'gnus-or (mapcar `(lambda (s) + (string-match s ,(or gnus-newsgroup-name ""))) + val))) + ((listp val) + (let ((pred (pop val))) + (cond + ((eq pred 'or) + (apply 'gnus-or (mapcar 'gnus-treat-predicate val))) + ((eq pred 'and) + (apply 'gnus-and (mapcar 'gnus-treat-predicate val))) + ((eq pred 'not) + (not (gnus-treat-predicate (car val)))) + ((eq pred 'typep) + (equal (car val) type)) + (t + (error "%S is not a valid predicate" pred))))) + (condition + (eq condition val)) + ((eq val t) + t) + ((eq val 'head) + nil) + ((eq val 'last) + (eq part-number total-parts)) + ((numberp val) + (< length val)) + (t + (error "%S is not a valid value" val)))) + +(defun gnus-article-encrypt-body (protocol &optional n) + "Encrypt the article body." + (interactive + (list + (or gnus-article-encrypt-protocol + (completing-read "Encrypt protocol: " + gnus-article-encrypt-protocol-alist + nil t)) + current-prefix-arg)) + (let ((func (cdr (assoc protocol gnus-article-encrypt-protocol-alist)))) + (unless func + (error (format "Can't find the encrypt protocol %s" protocol))) + (if (equal gnus-newsgroup-name "nndraft:drafts") + (error "Can't encrypt the article in group nndraft:drafts")) + (if (equal gnus-newsgroup-name "nndraft:queue") + (error "Don't encrypt the article in group nndraft:queue")) + (gnus-summary-iterate n + (save-excursion + (set-buffer gnus-summary-buffer) + (let ((mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets gnus-newsgroup-ignored-charsets) + (summary-buffer gnus-summary-buffer) + references point) + (gnus-set-global-variables) + (when (gnus-group-read-only-p) + (error "The current newsgroup does not support article encrypt")) + (gnus-summary-show-article t) + (setq references + (or (mail-header-references gnus-current-headers) "")) + (set-buffer gnus-article-buffer) + (let* ((buffer-read-only nil) + (headers + (mapcar (lambda (field) + (and (save-restriction + (message-narrow-to-head) + (goto-char (point-min)) + (search-forward field nil t)) + (prog2 + (message-narrow-to-field) + (buffer-substring (point-min) (point-max)) + (delete-region (point-min) (point-max)) + (widen)))) + '("Content-Type:" "Content-Transfer-Encoding:" + "Content-Disposition:")))) + (message-narrow-to-head) + (message-remove-header "MIME-Version") + (goto-char (point-max)) + (setq point (point)) + (insert (apply 'concat headers)) + (widen) + (narrow-to-region point (point-max)) + (let ((message-options message-options)) + (message-options-set 'message-sender user-mail-address) + (message-options-set 'message-recipients user-mail-address) + (message-options-set 'message-sign-encrypt 'not) + (funcall func)) + (goto-char (point-min)) + (insert "MIME-Version: 1.0\n") + (widen) + (gnus-summary-edit-article-done + references nil summary-buffer t)) + (when gnus-keep-backlog + (gnus-backlog-remove-article + (car gnus-article-current) (cdr gnus-article-current))) + (save-excursion + (when (get-buffer gnus-original-article-buffer) + (set-buffer gnus-original-article-buffer) + (setq gnus-original-article nil))) + (when gnus-use-cache + (gnus-cache-update-article + (car gnus-article-current) (cdr gnus-article-current)))))))) + +(defvar gnus-mime-security-button-line-format "%{%([[%t:%i]%D]%)%}\n" + "The following specs can be used: +%t The security MIME type +%i Additional info +%d Details +%D Details if button is pressed") + +(defvar gnus-mime-security-button-end-line-format "%{%([[End of %t]%D]%)%}\n" + "The following specs can be used: +%t The security MIME type +%i Additional info +%d Details +%D Details if button is pressed") + +(defvar gnus-mime-security-button-line-format-alist + '((?t gnus-tmp-type ?s) + (?i gnus-tmp-info ?s) + (?d gnus-tmp-details ?s) + (?D gnus-tmp-pressed-details ?s))) + +(defvar gnus-mime-security-button-map + (let ((map (make-sparse-keymap))) + (unless (>= (string-to-number emacs-version) 21) + (set-keymap-parent map gnus-article-mode-map)) + (define-key map gnus-mouse-2 'gnus-article-push-button) + (define-key map "\r" 'gnus-article-press-button) + map)) + +(defvar gnus-mime-security-details-buffer nil) + +(defvar gnus-mime-security-button-pressed nil) + +(defvar gnus-mime-security-show-details-inline t + "If non-nil, show details in the article buffer.") + +(defun gnus-mime-security-verify-or-decrypt (handle) + (mm-remove-parts (cdr handle)) + (let ((region (mm-handle-multipart-ctl-parameter handle 'gnus-region)) + point buffer-read-only) + (if region + (goto-char (car region))) + (save-restriction + (narrow-to-region (point) (point)) + (with-current-buffer (mm-handle-multipart-original-buffer handle) + (let* ((mm-verify-option 'known) + (mm-decrypt-option 'known) + (nparts (mm-possibly-verify-or-decrypt (cdr handle) handle))) + (unless (eq nparts (cdr handle)) + (mm-destroy-parts (cdr handle)) + (setcdr handle nparts)))) + (setq point (point)) + (gnus-mime-display-security handle) + (goto-char (point-max))) + (when region + (delete-region (point) (cdr region)) + (set-marker (car region) nil) + (set-marker (cdr region) nil)) + (goto-char point))) + +(defun gnus-mime-security-show-details (handle) + (let ((details (mm-handle-multipart-ctl-parameter handle 'gnus-details))) + (if details + (if gnus-mime-security-show-details-inline + (let ((gnus-mime-security-button-pressed t) + (gnus-mime-security-button-line-format + (get-text-property (point) 'gnus-line-format)) + buffer-read-only) + (forward-char -1) + (while (eq (get-text-property (point) 'gnus-line-format) + gnus-mime-security-button-line-format) + (forward-char -1)) + (forward-char) + (save-restriction + (narrow-to-region (point) (point)) + (gnus-insert-mime-security-button handle)) + (delete-region (point) + (or (text-property-not-all + (point) (point-max) + 'gnus-line-format + gnus-mime-security-button-line-format) + (point-max)))) + (if (gnus-buffer-live-p gnus-mime-security-details-buffer) + (with-current-buffer gnus-mime-security-details-buffer + (erase-buffer) + t) + (setq gnus-mime-security-details-buffer + (gnus-get-buffer-create "*MIME Security Details*"))) + (with-current-buffer gnus-mime-security-details-buffer + (insert details) + (goto-char (point-min))) + (pop-to-buffer gnus-mime-security-details-buffer)) + (gnus-message 5 "No details.")))) + +(defun gnus-mime-security-press-button (handle) + (if (mm-handle-multipart-ctl-parameter handle 'gnus-info) + (gnus-mime-security-show-details handle) + (gnus-mime-security-verify-or-decrypt handle))) + +(defun gnus-insert-mime-security-button (handle &optional displayed) + (let* ((protocol (mm-handle-multipart-ctl-parameter handle 'protocol)) + (gnus-tmp-type + (concat + (or (nth 2 (assoc protocol mm-verify-function-alist)) + (nth 2 (assoc protocol mm-decrypt-function-alist)) + "Unknown") + (if (equal (car handle) "multipart/signed") + " Signed" " Encrypted") + " Part")) + (gnus-tmp-info + (or (mm-handle-multipart-ctl-parameter handle 'gnus-info) + "Undecided")) + (gnus-tmp-details + (mm-handle-multipart-ctl-parameter handle 'gnus-details)) + gnus-tmp-pressed-details + b e) + (setq gnus-tmp-details + (if gnus-tmp-details + (concat "\n" gnus-tmp-details) "")) + (setq gnus-tmp-pressed-details + (if gnus-mime-security-button-pressed gnus-tmp-details "")) + (unless (bolp) + (insert "\n")) + (setq b (point)) + (gnus-eval-format + gnus-mime-security-button-line-format + gnus-mime-security-button-line-format-alist + `(,@(gnus-local-map-property gnus-mime-security-button-map) + gnus-callback gnus-mime-security-press-button + gnus-line-format ,gnus-mime-security-button-line-format + article-type annotation + gnus-data ,handle)) + (setq e (point)) + (widget-convert-button + 'link b e + :mime-handle handle + :action 'gnus-widget-press-button + :button-keymap gnus-mime-security-button-map + :help-echo + (lambda (widget/window &optional overlay pos) + ;; Needed to properly clear the message due to a bug in + ;; wid-edit (XEmacs only). + (if (boundp 'help-echo-owns-message) + (setq help-echo-owns-message t)) + (format + "%S: show detail" + (aref gnus-mouse-2 0)))))) + +(defun gnus-mime-display-security (handle) + (save-restriction + (narrow-to-region (point) (point)) + (unless (gnus-unbuttonized-mime-type-p (car handle)) + (gnus-insert-mime-security-button handle)) + (gnus-mime-display-mixed (cdr handle)) + (unless (bolp) + (insert "\n")) + (unless (gnus-unbuttonized-mime-type-p (car handle)) + (let ((gnus-mime-security-button-line-format + gnus-mime-security-button-end-line-format)) + (gnus-insert-mime-security-button handle))) + (mm-set-handle-multipart-parameter + handle 'gnus-region + (cons (set-marker (make-marker) (point-min)) + (set-marker (make-marker) (point-max)))))) + (gnus-ems-redefine) (provide 'gnus-art)