X-Git-Url: http://git.chise.org/gitweb/?a=blobdiff_plain;f=lisp%2Fgnus-art.el;h=2c6a98fe190770bb3b5d27b9faec30f3cdfd7542;hb=ca101d0305c3ff2ecc44dade2025c974ffc7168a;hp=7d4cc634a423247f88ac99090534964e54d6b12d;hpb=7554e4249c821770633b5aea99298d92bf1e5b5d;p=elisp%2Fgnus.git- diff --git a/lisp/gnus-art.el b/lisp/gnus-art.el index 7d4cc63..2c6a98f 100644 --- a/lisp/gnus-art.el +++ b/lisp/gnus-art.el @@ -1,6 +1,6 @@ - ;;; gnus-art.el --- article mode commands for Gnus -;; Copyright (C) 1996,97,98,99 Free Software Foundation, Inc. +;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 +;; Free Software Foundation, Inc. ;; Author: Lars Magne Ingebrigtsen ;; Keywords: news @@ -28,12 +28,11 @@ (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) @@ -41,6 +40,10 @@ (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") @@ -103,25 +106,47 @@ :group 'gnus-article) (defcustom gnus-ignored-headers - '("^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-Fingerprint:" "^X-Pgp-Key-Id:" - "^X-Pgp-Public-Key-Url:" "^X-Auth:" "^X-From-Line:" - "^X-Gnus-Article-Number:" "^X-Majordomo:" "^X-Url:" "^X-Sender:" - "^X-Mailing-List:" "^MBOX-Line" "^Priority:" "^X-Pgp" "^X400-[-A-Za-z]+:" - "^Status:") + (mapcar + (lambda (header) + (concat "^" header ":")) + '("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" "X-Hashcash" "Face" "X-DMCA-Notifications" + "X-Abuse-and-DMCA-Info" "X-Postfilter")) "*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." @@ -131,7 +156,7 @@ 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:\\|^[BGF]?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." @@ -155,15 +180,37 @@ this list." (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'." +Possible values in this list are: + + 'empty Headers with no content. + 'newsgroups Newsgroup identical to Gnus group. + 'to-address To identical to To-address. + 'to-list To identical to To-list. + 'cc-list CC identical to To-list. + '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 "To identical to To-list." to-list) + (const :tag "CC identical to To-list." cc-list) + (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-article-skip-boring nil + "Skip over text that is not worth reading. +By default, if you set this t, then Gnus will display citations and +signatures, but will never scroll down to show you a page consisting +only of boring text. Boring text is controlled by +`gnus-article-boring-faces'." + :type 'boolean :group 'gnus-article-hiding) (defcustom gnus-signature-separator '("^-- $" "^-- *$") @@ -175,7 +222,7 @@ 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 @@ -193,12 +240,26 @@ regexp. If it matches, the text in question is not a signature." :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-picon :group 'gnus-article-washing) (defcustom gnus-article-x-face-too-ugly nil @@ -206,25 +267,76 @@ asynchronously. The compressed face will be piped to this command." :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-article-address-banner-alist nil + "Alist of mail addresses and banners. +Each element has the form (ADDRESS . BANNER), where ADDRESS is a regexp +to match a mail address in the From: header, BANNER is one of a symbol +`signature', an item in `gnus-article-banner-alist', a regexp and nil. +If ADDRESS matches author's mail address, it will remove things like +advertisements. For example: + +\((\"@yoo-hoo\\\\.co\\\\.jp\\\\'\" . \"\\n_+\\nDo You Yoo-hoo!\\\\?\\n.*\\n.*\\n\")) +" + :type '(repeat + (cons + (regexp :tag "Address") + (choice :tag "Banner" :value nil + (const :tag "Remove signature" signature) + (symbol :tag "Item in `gnus-article-banner-alist'" none) + regexp + (const :tag "None" nil)))) + :group 'gnus-article-washing) + (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" (nth 2 spec))))) - types))) + types) + ("\\(\\s-\\|^\\)\\(-\\(\\(\\w\\|-[^-]\\)+\\)-\\)\\(\\s-\\|[?!.,;]\\)" + 2 3 gnus-emphasis-strikethru) + ("\\(\\s-\\|^\\)\\(_\\(\\(\\w\\|_[^_]\\)+\\)_\\)\\(\\s-\\|[?!.,;]\\)" + 2 3 gnus-emphasis-underline))) "*Alist that says how to fontify certain phrases. Each item looks like this: @@ -242,6 +354,15 @@ 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) @@ -259,7 +380,7 @@ 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))) @@ -269,7 +390,16 @@ is the face used for highlighting." (defface gnus-emphasis-underline-bold-italic '((t (:bold t :italic t :underline t))) "Face used for displaying underlined bold italic emphasized text. -Esample: (_/*word*/_)." +Example: (_/*word*/_)." + :group 'gnus-article-emphasis) + +(defface gnus-emphasis-strikethru '((t (:strikethru t))) + "Face used for displaying strike-through text (-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" @@ -323,6 +453,7 @@ 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 @@ -330,6 +461,7 @@ 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))) @@ -392,7 +524,7 @@ beginning of a line." :type 'regexp :group 'gnus-article-various) -(defcustom gnus-article-mode-line-format "Gnus: %g %S%m" +(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. @@ -408,6 +540,13 @@ The following additional specs are available: :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 @@ -418,10 +557,9 @@ The following additional specs are available: :type 'hook :group 'gnus-article-various) -(defcustom gnus-article-hide-pgp-hook nil - "*A hook called after successfully hiding a PGP signature." - :type 'hook - :group 'gnus-article-various) +(defvar gnus-article-hide-pgp-hook nil) +(make-obsolete-variable 'gnus-article-hide-pgp-hook + "This variable is obsolete in Gnus 5.10.") (defcustom gnus-article-button-face 'bold "Face used for highlighting buttons in the article buffer. @@ -447,7 +585,7 @@ Obsolete; use the face `gnus-signature-face' for customizations instead." :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 @@ -544,7 +682,8 @@ displayed by the first non-nil matching CONTENT face." (face :value default))))) (defcustom gnus-article-decode-hook - '(article-decode-charset article-decode-encoded-words) + '(article-decode-charset article-decode-encoded-words + article-decode-group-name) "*Hook run to decode charsets in articles." :group 'gnus-article-headers :type 'hook) @@ -558,7 +697,8 @@ displayed by the first non-nil matching CONTENT face." "Function used to decode headers.") (defvar gnus-article-dumbquotes-map - '(("\202" ",") + '(("\200" "EUR") + ("\202" ",") ("\203" "f") ("\204" ",,") ("\205" "...") @@ -567,10 +707,11 @@ displayed by the first non-nil matching CONTENT face." ("\221" "`") ("\222" "'") ("\223" "``") - ("\224" "''") + ("\224" "\"") ("\225" "*") ("\226" "-") - ("\227" "-") + ("\227" "--") + ("\230" "~") ("\231" "(TM)") ("\233" ">") ("\234" "oe") @@ -579,14 +720,62 @@ displayed by the first non-nil matching CONTENT face." (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." + "List of MIME types that should not be given buttons when rendered inline. +See also `gnus-buttonized-mime-types' which may override this variable. +This variable is only used when `gnus-inhibit-mime-unbuttonizing' is nil." + :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\")'. +This variable is only used when `gnus-inhibit-mime-unbuttonizing' is nil." + :version "21.1" + :group 'gnus-article-mime + :type '(repeat regexp)) + +(defcustom gnus-inhibit-mime-unbuttonizing nil + "If non-nil, all MIME parts get buttons. +When nil (the default value), then some MIME parts do not get buttons, +as described by the variables `gnus-buttonized-mime-types' and +`gnus-unbuttonized-mime-types'." + :version "21.3" + :type 'boolean) + +(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 '(repeat directory) + :link '(url-link :tag "download" + "http://www.cs.indiana.edu/picons/ftp/index.html") + :link '(custom-manual "(gnus)Picons") + :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 @@ -594,6 +783,55 @@ 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) + ("delete part" . gnus-mime-delete-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) + ("toggle display" . gnus-article-view-part-as-charset) + ("view as type" . gnus-mime-view-part-as-type) + ("view internally" . gnus-mime-view-part-internally) + ("view externally" . gnus-mime-view-part-externally)) + "An alist of actions that run on the MIME attachment." + :group 'gnus-article-mime + :type '(repeat (cons (string :tag "name") + (function)))) + ;;; ;;; The treatment variables ;;; @@ -607,8 +845,13 @@ on parts -- for instance, adding Vcard info to a database." (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.") @@ -616,211 +859,528 @@ on parts -- for instance, adding Vcard info to a database." "Whether to inhibit treatment.") (defcustom gnus-treat-highlight-signature '(or last (typep "text/x-vcard")) - "Highlight the signature." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) +(put 'gnus-treat-highlight-signature 'highlight t) -(defcustom gnus-treat-buttonize t - "Add buttons." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) +(put 'gnus-treat-buttonize 'highlight t) (defcustom gnus-treat-buttonize-head 'head - "Add buttons to the 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 + :link '(custom-manual "(gnus)Customizing Articles") + :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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) +(put 'gnus-treat-emphasize 'highlight t) -(defcustom gnus-treat-emphasize t - "Emphasize text." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) -(defcustom gnus-treat-strip-cr nil - "Remove carriage returns." +(defcustom gnus-treat-unsplit-urls nil + "Remove newlines from within URLs. +Valid values are nil, t, `head', `last', an integer or a predicate. +See Info node `(gnus)Customizing Articles' for details." :group 'gnus-article-treat + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) -(defcustom gnus-treat-hide-headers 'head - "Hide headers." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :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 + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-head-custom) + (defcustom gnus-treat-hide-boring-headers nil - "Hide boring headers." + "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-custom) + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-head-custom) (defcustom gnus-treat-hide-signature nil - "Hide the signature." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-fill-article nil - "Fill the article." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-hide-citation nil - "Hide cited text." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) -(defcustom gnus-treat-strip-pgp t - "Strip PGP signatures." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :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 + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-custom) + +(make-obsolete-variable 'gnus-treat-strip-pgp + "This option is obsolete in Gnus 5.10.") + (defcustom gnus-treat-strip-pem nil - "Strip PEM signatures." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :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." +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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-highlight-headers 'head - "Highlight the headers." + "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-custom) + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-head-custom) +(put 'gnus-treat-highlight-headers 'highlight t) (defcustom gnus-treat-highlight-citation t - "Highlight cited text." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) +(put 'gnus-treat-highlight-citation 'highlight t) (defcustom gnus-treat-date-ut nil - "Display the Date in UT (GMT)." + "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-custom) + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-head-custom) (defcustom gnus-treat-date-local nil - "Display the Date in the local timezone." + "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-custom) + :link '(custom-manual "(gnus)Customizing Articles") + :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 + :link '(custom-manual "(gnus)Customizing Articles") + :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." + "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-custom) + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-head-custom) (defcustom gnus-treat-date-original nil - "Display the date in the original timezone." + "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-custom) + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-head-custom) (defcustom gnus-treat-date-iso8601 nil - "Display the date in the ISO8601 format." + "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-custom) + :link '(custom-manual "(gnus)Customizing Articles") + :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." +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 + :link '(custom-manual "(gnus)Customizing Articles") + :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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-strip-trailing-blank-lines nil - "Strip trailing blank lines." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-strip-leading-blank-lines nil - "Strip leading blank lines." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-strip-multiple-blank-lines nil - "Strip multiple blank lines." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) -(defcustom gnus-treat-strip-blank-lines nil - "Strip all blank lines." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) -(defcustom gnus-treat-overstrike t - "Treat overstrike highlighting." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) -(defcustom gnus-treat-display-xface (if (and gnus-xemacs (featurep 'xface)) - 'head nil) - "Display X-Face headers." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) -(defcustom gnus-treat-display-smileys (if (and gnus-xemacs - (featurep 'xpm)) - t nil) - "Display smileys." +(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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) - -(defcustom gnus-treat-display-picons (if gnus-xemacs 'head nil) - "Display picons." +(put 'gnus-treat-overstrike 'highlight t) + +(defcustom gnus-treat-display-xface + (and (not noninteractive) + (or (and (fboundp 'image-type-available-p) + (image-type-available-p 'xbm) + (string-match "^0x" (shell-command-to-string "uncompface"))) + (and (featurep 'xemacs) + (featurep 'xface))) + '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" + :link '(custom-manual "(gnus)Customizing Articles") + :link '(custom-manual "(gnus)X-Face") + :type gnus-article-treat-head-custom) +(put 'gnus-treat-display-xface 'highlight t) + +(defcustom gnus-treat-display-face + (and (not noninteractive) + (or (and (fboundp 'image-type-available-p) + (image-type-available-p 'png)) + (and (featurep 'xemacs) + (featurep 'png))) + 'head) + "Display 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" + :link '(custom-manual "(gnus)Customizing Articles") + :link '(custom-manual "(gnus)X-Face") + :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" + :link '(custom-manual "(gnus)Customizing Articles") + :link '(custom-manual "(gnus)Smileys") + :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 + :group 'gnus-picon + :link '(custom-manual "(gnus)Customizing Articles") + :link '(custom-manual "(gnus)Picons") + :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 + :group 'gnus-picon + :link '(custom-manual "(gnus)Customizing Articles") + :link '(custom-manual "(gnus)Picons") + :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 + :group 'gnus-picon + :link '(custom-manual "(gnus)Customizing Articles") + :link '(custom-manual "(gnus)Picons") + :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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-capitalize-sentences nil - "Capitalize sentence-starting words." + "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 + :link '(custom-manual "(gnus)Customizing Articles") + :type gnus-article-treat-custom) + +(defcustom gnus-treat-wash-html nil + "Format as HTML. +Valid values are nil, t, `head', `last', an integer or a predicate. +See Info node `(gnus)Customizing Articles' for details." :group 'gnus-article-treat + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-fill-long-lines nil - "Fill long lines." + "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 + :link '(custom-manual "(gnus)Customizing Articles") :type gnus-article-treat-custom) (defcustom gnus-treat-play-sounds nil - "Fill long lines." + "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 + :link '(custom-manual "(gnus)Customizing Articles") + :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 + :link '(custom-manual "(gnus)Customizing Articles") :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 + :link '(custom-manual "(gnus)Customizing Articles") + :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) + +(defvar gnus-article-wash-function nil + "Function used for converting HTML into text.") + ;;; 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-strip-banner gnus-article-strip-banner) + '((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-hide-headers gnus-article-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-strip-pgp gnus-article-hide-pgp) - (gnus-treat-strip-pem gnus-article-hide-pem) - (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-emphasize gnus-article-emphasize) + (gnus-treat-unsplit-urls gnus-article-unsplit-urls) (gnus-treat-date-ut gnus-article-date-ut) (gnus-treat-date-local gnus-article-date-local) + (gnus-treat-date-english gnus-article-date-english) (gnus-treat-date-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-display-face gnus-article-display-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-strip-list-identifiers gnus-article-hide-list-identifiers) + (gnus-treat-leading-whitespace gnus-article-remove-leading-whitespace) + (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-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-strip-blank-lines gnus-article-strip-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-xface gnus-article-display-x-face) - (gnus-treat-display-smileys gnus-smiley-display) - (gnus-treat-display-picons gnus-article-display-picons) + (gnus-treat-display-smileys gnus-treat-smiley) + (gnus-treat-capitalize-sentences gnus-article-capitalize-sentences) + (gnus-treat-wash-html gnus-article-wash-html) + (gnus-treat-emphasize gnus-article-emphasize) + (gnus-treat-hide-citation gnus-article-hide-citation) + (gnus-treat-hide-citation-maybe gnus-article-hide-citation-maybe) + (gnus-treat-highlight-citation gnus-article-highlight-citation) + (gnus-treat-body-boundary gnus-article-treat-body-boundary) (gnus-treat-play-sounds gnus-earcon-display))) (defvar gnus-article-mime-handle-alist nil) @@ -829,9 +1389,13 @@ The format is defined by the `gnus-article-time-format' variable." (defvar gnus-article-mode-syntax-table (let ((table (copy-syntax-table text-mode-syntax-table))) - (modify-syntax-entry ?- "w" table) - (modify-syntax-entry ?> ")" table) - (modify-syntax-entry ?< "(" table) + ;; This causes the citation match run O(2^n). + ;; (modify-syntax-entry ?- "w" table) + (modify-syntax-entry ?> ")<" table) + (modify-syntax-entry ?< "(>" table) + ;; make M-. in article buffers work for `foo' strings + (modify-syntax-entry ?' " " table) + (modify-syntax-entry ?` " " table) table) "Syntax table used in article mode buffers. Initialized from `text-mode-syntax-table.") @@ -847,41 +1411,42 @@ Initialized from `text-mode-syntax-table.") (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)) b 'intangible (cddr (memq 'intangible props))))) -(defmacro gnus-with-article (article &rest forms) - "Select ARTICLE and perform FORMS in the original article buffer. -Then replace the article with the result." - `(progn - ;; We don't want the article to be marked as read. - (let (gnus-mark-article-hook) - (gnus-summary-select-article t t nil ,article)) - (set-buffer gnus-original-article-buffer) - ,@forms - (if (not (gnus-check-backend-function - 'request-replace-article (car gnus-article-current))) - (gnus-message 5 "Read-only group; not replacing") - (unless (gnus-request-replace-article - ,article (car gnus-article-current) - (current-buffer) t) - (error "Couldn't replace article"))) - ;; The cache and backlog have to be flushed somewhat. - (when gnus-keep-backlog - (gnus-backlog-remove-article - (car gnus-article-current) (cdr gnus-article-current))) - (when gnus-use-cache - (gnus-cache-update-article - (car gnus-article-current) (cdr gnus-article-current))))) - -(put 'gnus-with-article 'lisp-indent-function 1) -(put 'gnus-with-article 'edebug-form-spec '(form body)) - (defsubst gnus-article-unhide-text (b e) "Remove hidden text properties from region between B and E." (remove-text-properties b e gnus-hidden-properties) @@ -891,14 +1456,13 @@ Then replace the article with the result." (defun gnus-article-hide-text-type (b e type) "Hide text of TYPE between B and E." - (push type gnus-article-wash-types) + (gnus-add-wash-type type) (gnus-article-hide-text b e (cons 'article-type (cons type gnus-hidden-properties)))) (defun gnus-article-unhide-text-type (b e type) "Unhide text of TYPE between B and E." - (setq gnus-article-wash-types - (delq type gnus-article-wash-types)) + (gnus-delete-wash-type type) (remove-text-properties b e (cons 'article-type (cons type gnus-hidden-properties))) (when (memq 'intangible gnus-hidden-properties) @@ -938,87 +1502,69 @@ Then replace the article with the result." (defsubst gnus-article-header-rank () "Give the rank of the string HEADER as given by `gnus-sorted-header-list'." (let ((list gnus-sorted-header-list) - (i 0)) + (i 1)) (while list - (when (looking-at (car list)) - (setq list nil)) - (setq list (cdr list)) - (incf i)) - i)) + (if (looking-at (car list)) + (setq list nil) + (setq list (cdr list)) + (incf i))) + 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) - (case-fold-search t) - (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) - beg) - ;; First we narrow to just the headers. - (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. @@ -1040,10 +1586,10 @@ always hide." (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)) + (gnus-point-at-bol) (progn (end-of-line) (if (re-search-forward "^[^ \t]" nil t) @@ -1052,15 +1598,56 @@ 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 'to-list) + (let ((to (message-fetch-field "to")) + (to-list + (gnus-parameter-to-list + (if (boundp 'gnus-newsgroup-name) + gnus-newsgroup-name "")))) + (when (and to to-list + (ignore-errors + (gnus-string-equal + ;; only one address in To + (nth 1 (mail-extract-address-components to)) + to-list))) + (gnus-article-hide-header "to")))) + ((eq elem 'cc-list) + (let ((cc (message-fetch-field "cc")) + (to-list + (gnus-parameter-to-list + (if (boundp 'gnus-newsgroup-name) + gnus-newsgroup-name "")))) + (when (and cc to-list + (ignore-errors + (gnus-string-equal + ;; only one address in CC + (nth 1 (mail-extract-address-components cc)) + to-list))) + (gnus-article-hide-header "cc")))) ((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")) @@ -1068,7 +1655,7 @@ 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")))) @@ -1079,11 +1666,15 @@ always hide." 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))) @@ -1095,14 +1686,26 @@ 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 (goto-char (point-min)) (when (re-search-forward (concat "^" header ":") nil t) (gnus-article-hide-text-type - (progn (beginning-of-line) (point)) + (gnus-point-at-bol) (progn (end-of-line) (if (re-search-forward "^[^ \t]" nil t) @@ -1142,9 +1745,14 @@ always hide." (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." +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-strings gnus-article-dumbquotes-map)) @@ -1203,6 +1811,89 @@ MAP is an alist where the elements are on the form (\"from\" \"to\")." (put-text-property (point) (1+ (point)) 'face 'underline))))))))) +(defun gnus-article-treat-unfold-headers () + "Unfold folded message headers. +Only the headers that fit into the current window width will be +unfolded." + (interactive) + (gnus-with-article-headers + (let (length) + (while (not (eobp)) + (save-restriction + (mail-header-narrow-to-field) + (let ((header (buffer-string))) + (with-temp-buffer + (insert header) + (goto-char (point-min)) + (while (re-search-forward "\n[\t ]" nil t) + (replace-match " " t t))) + (setq length (- (point-max) (point-min) 1))) + (when (< length (window-width)) + (while (re-search-forward "\n[\t ]" nil t) + (replace-match " " t t))) + (goto-char (point-max))))))) + +(defun gnus-article-treat-fold-headers () + "Fold message headers." + (interactive) + (gnus-with-article-headers + (while (not (eobp)) + (save-restriction + (mail-header-narrow-to-field) + (mail-header-fold-field) + (goto-char (point-max)))))) + +(defun gnus-treat-smiley () + "Toggle display of textual emoticons (\"smileys\") as small graphical icons." + (interactive) + (gnus-with-article-buffer + (if (memq 'smiley gnus-article-wash-types) + (gnus-delete-images 'smiley) + (article-goto-body) + (let ((images (smiley-region (point) (point-max)))) + (when images + (gnus-add-wash-type 'smiley) + (dolist (image images) + (gnus-add-image 'smiley image))))))) + +(defun gnus-article-remove-images () + "Remove all images from the article buffer." + (interactive) + (gnus-with-article-buffer + (dolist (elem gnus-article-image-alist) + (gnus-delete-images (car elem))))) + +(defun gnus-article-treat-fold-newsgroups () + "Unfold folded message headers. +Only the headers that fit into the current window width will be +unfolded." + (interactive) + (gnus-with-article-headers + (while (gnus-article-goto-header "newsgroups\\|followup-to") + (save-restriction + (mail-header-narrow-to-field) + (while (re-search-forward ", *" nil t) + (replace-match ", " t t)) + (mail-header-fold-field) + (goto-char (point-max)))))) + +(defun gnus-article-treat-body-boundary () + "Place a boundary line at the end of the headers." + (interactive) + (when (and gnus-body-boundary-delimiter + (> (length gnus-body-boundary-delimiter) 0)) + (gnus-with-article-headers + (goto-char (point-max)) + (let ((start (point))) + (insert "X-Boundary: ") + (gnus-add-text-properties start (point) '(invisible t intangible t)) + (insert (let (str) + (while (>= (1- (window-width)) (length str)) + (setq str (concat str gnus-body-boundary-delimiter))) + (substring str 0 (1- (window-width)))) + "\n") + (gnus-put-text-property start (point) 'gnus-decoration 'header))))) + (defun article-fill-long-lines () "Fill lines that are wider than the window width." (interactive) @@ -1211,13 +1902,14 @@ MAP is an alist where the elements are on the form (\"from\" \"to\")." (width (window-width (get-buffer-window (current-buffer))))) (save-restriction (article-goto-body) - (let ((adaptive-fill-mode nil)) + (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)) + (narrow-to-region (min (1+ (point)) (point-max)) (gnus-point-at-bol)) + (let ((goback (point-marker))) + (fill-paragraph nil) + (goto-char (marker-position goback))) (widen)) (forward-line 1))))))) @@ -1233,12 +1925,12 @@ MAP is an alist where the elements are on the form (\"from\" \"to\")." (forward-sentence))))) (defun article-remove-cr () - "Translate CRLF pairs into LF, and then CR into LF.." + "Remove trailing CRs and then translate remaining CRs into LFs." (interactive) (save-excursion (let ((buffer-read-only nil)) (goto-char (point-min)) - (while (search-forward "\r$" nil t) + (while (re-search-forward "\r+$" nil t) (replace-match "" t t)) (goto-char (point-min)) (while (search-forward "\r" nil t) @@ -1261,56 +1953,84 @@ MAP is an alist where the elements are on the form (\"from\" \"to\")." (forward-line 1) (point)))))) +(defun article-display-face () + "Display any Face headers in the header." + (interactive) + (gnus-with-article-headers + (let ((face (message-fetch-field "face"))) + (when face + (let ((png (gnus-convert-face-to-png face)) + image) + (when png + (setq image (gnus-create-image png 'png t)) + (gnus-article-goto-header "from") + (when (bobp) + (insert "From: [no `from' set]\n") + (forward-char -17)) + (gnus-add-wash-type 'face) + (gnus-add-image 'face image) + (gnus-put-image image))))))) + (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 last) - (save-restriction - (article-narrow-to-head) - (goto-char (point-min)) - (setq from (message-fetch-field "from")) - (goto-char (point-min)) - (while (and gnus-article-x-face-command - (not last) - (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)) - ;; This used to try to do multiple faces (`while' instead of - ;; `when' above), but (a) sending multiple EOFs to xv doesn't - ;; work (b) it can crash some versions of Emacs (c) are - ;; multiple faces really something to encourage? - (when (stringp gnus-article-x-face-command) - (setq last 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) (save-excursion - (let ((beg (point)) - (end (1- (re-search-forward "^\\($\\|[^ \t]\\)" nil t)))) - ;; 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) - (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. - (let ((process-connection-type nil)) - (process-kill-without-query - (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) - (process-send-eof "article-x-face")))))))))) + (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") + (push (mail-header-field-value) x-faces)) + (setq from (message-fetch-field "from")))) + ;; 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 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. + (let ((process-connection-type nil)) + (process-kill-without-query + (start-process + "article-x-face" nil shell-file-name shell-command-switch + gnus-article-x-face-command)) + (with-temp-buffer + (insert face) + (process-send-region "article-x-face" + (point-min) (point-max))) + (process-send-eof "article-x-face"))))))))) (defun article-decode-mime-words () "Decode all MIME-encoded words in the article." @@ -1319,105 +2039,268 @@ MAP is an alist where the elements are on the form (\"from\" \"to\")." (set-buffer gnus-article-buffer) (let ((inhibit-point-motion-hooks t) buffer-read-only - (mail-parse-charset gnus-newsgroup-charset)) + (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 (article-narrow-to-head) - (let* ((inhibit-point-motion-hooks t) - (case-fold-search t) - (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)))) - (mail-parse-charset gnus-newsgroup-charset) - buffer-read-only) - (when (memq charset gnus-newsgroup-ignored-charsets) - (setq charset nil)) - (goto-char (point-max)) - (widen) - (forward-line 1) - (narrow-to-region (point) (point-max)) - (when (and (or (not ctl) - (equal (car ctl) "text/plain")) - (not (mm-uu-test))) - (mm-decode-body - charset (and cte (intern (downcase - (gnus-strip-whitespace cte)))) - (car ctl))))))) + (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) prompt)))))) (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-de-quoted-unreadable (&optional force) +(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 ((buffer-read-only nil) - (type (gnus-fetch-field "content-transfer-encoding")) - (charset gnus-newsgroup-charset)) + (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 "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 (string-match "quoted-printable" (downcase type)))) + (and type (let ((case-fold-search t)) + (string-match "base64" type)))) (article-goto-body) (save-restriction (narrow-to-region (point) (point-max)) - (quoted-printable-decode-region (point-min) (point-max)) - (when charset - (mm-decode-body charset))))))) + (base64-decode-region (point-min) (point-max)) + (mm-decode-coding-region + (point-min) (point-max) (mm-charset-to-coding-system charset))))))) -(defun article-hide-pgp () - "Remove any PGP headers and signatures in the current article." +(eval-when-compile + (require 'rfc1843)) + +(defun article-decode-HZ () + "Translate a HZ-encoded article." (interactive) + (require 'rfc1843) (save-excursion - (save-restriction - (let ((inhibit-point-motion-hooks t) - buffer-read-only beg end) - (article-goto-body) - ;; Hide the "header". - (when (re-search-forward "^-----BEGIN PGP SIGNED MESSAGE-----\n" nil t) - (push 'pgp gnus-article-wash-types) - (delete-region (match-beginning 0) (match-end 0)) - ;; PGP 5 and GNU PG add a `Hash: <>' comment, hide that too - (when (looking-at "Hash:.*$") - (delete-region (point) (1+ (gnus-point-at-eol)))) - (setq beg (point)) - ;; Hide the actual signature. - (and (search-forward "\n-----BEGIN PGP SIGNATURE-----\n" nil t) - (setq end (1+ (match-beginning 0))) - (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)))) - ;; Hide "- " PGP quotation markers. - (when (and beg end) - (narrow-to-region beg end) - (goto-char (point-min)) - (while (re-search-forward "^- " nil t) - (delete-region - (match-beginning 0) (match-end 0))) - (widen)) - (gnus-run-hooks 'gnus-article-hide-pgp-hook)))))) + (let ((buffer-read-only nil)) + (rfc1843-decode-region (point-min) (point-max))))) + +(defun article-unsplit-urls () + "Remove the newlines that some other mailers insert into URLs." + (interactive) + (save-excursion + (let ((buffer-read-only nil)) + (goto-char (point-min)) + (while (re-search-forward + "^\\(\\(https?\\|ftp\\)://\\S-+\\) *\n\\(\\S-+\\)" nil t) + (replace-match "\\1\\3" t))) + (when (and gnus-display-mime-function (interactive-p)) + (funcall gnus-display-mime-function)))) + + +(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) + (when (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))) + (when (stringp charset) + (setq charset (intern (downcase charset))))))) + (when 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)) + (let* ((func (or gnus-article-wash-function mm-text-html-renderer)) + (entry (assq func mm-text-html-washer-alist))) + (when entry + (setq func (cdr entry))) + (cond + ((gnus-functionp func) + (funcall func)) + (t + (apply (car func) (cdr func)))))))))) + +(defun gnus-article-wash-html-with-w3 () + "Wash the current buffer with w3." + (mm-setup-w3) + (let ((w3-strict-width (window-width)) + (url-standalone-mode t) + (url-gateway-unplugged t) + (w3-honor-stylesheets nil)) + (condition-case () + (w3-region (point-min) (point-max)) + (error)))) + +(defun gnus-article-wash-html-with-w3m () + "Wash the current buffer with emacs-w3m." + (mm-setup-w3m) + (save-restriction + (narrow-to-region (point) (point-max)) + (let ((w3m-safe-url-regexp (if mm-inline-text-html-with-images + nil + "\\`cid:")) + (w3m-display-inline-images mm-inline-text-html-with-images) + w3m-force-redisplay) + (w3m-region (point-min) (point-max))) + (when mm-inline-text-html-with-w3m-keymap + (add-text-properties + (point-min) (point-max) + (nconc (mm-w3m-local-map-property) + '(mm-inline-text-html-with-w3m t)))))) + +(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-pem (&optional arg) "Toggle hiding of any PEM headers and signatures in the current article. @@ -1433,7 +2316,7 @@ always hide." "\n-----BEGIN PRIVACY-ENHANCED MESSAGE-----\n" nil t) (setq end (1+ (match-beginning 0)))) - (push 'pem gnus-article-wash-types) + (gnus-add-wash-type 'pem) (gnus-article-hide-text-type end (if (search-forward "\n\n" nil t) @@ -1447,25 +2330,67 @@ always hide." (match-beginning 0) (match-end 0) 'pem))))))) (defun article-strip-banner () - "Strip the banner specified by the `banner' group parameter." + "Strip the banners specified by the `banner' group parameter and by +`gnus-article-address-banner-alist'." (interactive) (save-excursion (save-restriction + (let ((inhibit-point-motion-hooks t)) + (when (gnus-parameter-banner gnus-newsgroup-name) + (article-really-strip-banner + (gnus-parameter-banner gnus-newsgroup-name))) + (when gnus-article-address-banner-alist + (article-really-strip-banner + (let ((from (save-restriction + (widen) + (article-narrow-to-head) + (mail-fetch-field "from")))) + (when (and from + (setq from + (caar (mail-header-parse-addresses from)))) + (catch 'found + (dolist (pair gnus-article-address-banner-alist) + (when (string-match (car pair) from) + (throw 'found (cdr pair))))))))))))) + +(defun article-really-strip-banner (banner) + "Strip the banner specified by the argument." + (save-excursion + (save-restriction (let ((inhibit-point-motion-hooks t) - (banner (gnus-group-get-parameter gnus-newsgroup-name 'banner)) (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)))) - ((stringp banner) - (while (re-search-forward banner nil t) - (delete-region (match-beginning 0) (match-end 0)))))))))) + buffer-read-only) + (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. @@ -1478,7 +2403,17 @@ 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." @@ -1529,10 +2464,10 @@ Point is left at the beginning of the narrowed-to region." (replace-match "" nil t))) ;; Then replace multiple empty lines with a single empty line. (article-goto-body) - (while (re-search-forward "\n\n\n+" nil t) + (while (re-search-forward "\n\n\\(\n+\\)" nil t) (unless (gnus-annotation-in-region-p (match-beginning 0) (match-end 0)) - (replace-match "\n\n" t t)))))) + (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." @@ -1621,7 +2556,7 @@ 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 @@ -1631,41 +2566,38 @@ means show, 0 means toggle." (> 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 ((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 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)) @@ -1676,144 +2608,210 @@ If HIDE, hide the text instead." (second . 1)) "Mapping from time units to seconds.") +(defun gnus-article-forward-header () + "Move point to the start of the next header. +If the current header is a continuation header, this can be several +lines forward." + (let ((ended nil)) + (while (not ended) + (forward-line 1) + (if (looking-at "[ \t]+[^ \t]") + (forward-line 1) + (setq ended t))))) + (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 (save-excursion - (set-buffer gnus-summary-buffer) - 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 - (article-narrow-to-head) + 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 (gnus-article-forward-header) + (point))) + (delete-region (progn (beginning-of-line) (point)) + (progn (gnus-article-forward-header) + (forward-char -1) + (point))) + (setq pos (point)))) + (when (and (not pos) + (re-search-forward tdate-regexp nil t)) + (forward-line 1)) + (when pos + (goto-char pos)) + (insert (article-make-date-line date (or type 'ut))) + (unless pos + (insert "\n") + (forward-line -1)) ;; Do highlighting. (beginning-of-line) (when (looking-at "\\([^:]+\\): *\\(.*\\)$") (put-text-property (match-beginning 1) (1+ (match-end 1)) + 'original-date date) + (put-text-property (match-beginning 1) (1+ (match-end 1)) 'face bface) (put-text-property (match-beginning 2) (match-end 2) - 'face eface)) - (when newline - (end-of-line) - (insert "\n")))))))) + 'face eface)))))))) (defun article-make-date-line (date type) "Return a DATE line of TYPE." - (let ((time (condition-case () - (date-to-time date) - (error '(0 0))))) - (cond - ;; Convert to the local timezone. We have to slap a - ;; `condition-case' round the calls to the timezone - ;; functions since they aren't particularly resistant to - ;; buggy dates. - ((eq type 'local) - (let ((tz (car (current-time-zone)))) - (format "Date: %s %s%04d" (current-time-string time) - (if (> tz 0) "+" "-") (abs (/ tz 36))))) - ;; Convert to Universal Time. - ((eq type 'ut) - (concat "Date: " - (current-time-string - (let* ((e (parse-time-string date)) - (tm (apply 'encode-time e)) - (ms (car tm)) - (ls (- (cadr tm) (car (current-time-zone))))) - (cond ((< ls 0) (list (1- ms) (+ ls 65536))) - ((> ls 65535) (list (1+ ms) (- ls 65536))) - (t (list ms ls))))) - " UT")) - ;; Get the original date from the article. - ((eq type 'original) - (concat "Date: " (if (string-match "\n+$" 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) - (concat - "Date: " - (format-time-string "%Y%m%dT%H%M%S" time))) - ;; 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) + (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 - ((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))))) + ;; 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) + (let ((format (or (condition-case nil + (with-current-buffer gnus-summary-buffer + gnus-article-time-format) + (error nil)) + gnus-article-time-format))) + (if (gnus-functionp format) + (funcall format time) + (concat "Date: " (format-time-string 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 Gnus)" 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 @@ -1869,19 +2867,35 @@ 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)) @@ -1895,17 +2909,39 @@ 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. @@ -1943,76 +2979,78 @@ 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))) @@ -2056,6 +3094,7 @@ Directory to save to is default to `gnus-article-save-directory'." (save-restriction (widen) (if (and (file-readable-p filename) + (file-regular-p filename) (mail-file-babyl-p filename)) (rmail-output-to-rmail-file filename t) (gnus-output-to-mail filename))))) @@ -2080,7 +3119,7 @@ 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'." (gnus-summary-save-in-file nil t)) @@ -2108,7 +3147,8 @@ The directory to save in defaults to `gnus-article-save-directory'." (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: " @@ -2119,13 +3159,22 @@ 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) @@ -2170,17 +3219,6 @@ 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 @@ -2189,9 +3227,99 @@ 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) @@ -2201,30 +3329,38 @@ 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-long-lines article-capitalize-sentences article-remove-cr + article-remove-leading-whitespace article-display-x-face + article-display-face article-de-quoted-unreadable - article-mime-decode-quoted-printable - article-hide-pgp + article-de-base64-unreadable + article-decode-HZ + article-wash-html + article-unsplit-urls + article-hide-list-identifiers 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 @@ -2233,6 +3369,7 @@ If variable `gnus-use-long-file-name' is non-nil, it is article-strip-blank-lines article-strip-all-blank-lines article-date-local + article-date-english article-date-iso8601 article-date-original article-date-ut @@ -2244,7 +3381,8 @@ If variable `gnus-use-long-file-name' is non-nil, it is article-emphasize article-treat-dumbquotes article-normalize-headers - (article-show-all . gnus-article-show-all-headers)))) +;; (article-show-all . gnus-article-show-all-headers) + ))) ;;; ;;; Gnus article mode @@ -2264,11 +3402,15 @@ If variable `gnus-use-long-file-name' is non-nil, it is "s" gnus-article-show-summary "\C-c\C-m" gnus-article-mail "?" gnus-article-describe-briefly - "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 @@ -2280,6 +3422,8 @@ 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 @@ -2294,19 +3438,23 @@ If variable `gnus-use-long-file-name' is non-nil, it is (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] + ["Remove newlines from within URLs" gnus-article-unsplit-urls t] + ["Decode HZ" gnus-article-decode-HZ t])) ;; 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))) @@ -2326,13 +3474,15 @@ 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)) (gnus-simplify-mode-line) (setq mode-name "Article") (setq major-mode 'gnus-article-mode) (make-local-variable 'minor-mode-alist) (use-local-map gnus-article-mode-map) + (when (gnus-visual-p 'article-menu 'menu) + (gnus-article-make-menu-bar) + (when gnus-summary-tool-bar-map + (set (make-local-variable 'tool-bar-map) gnus-summary-tool-bar-map))) (gnus-update-format-specifications nil 'article-mode) (set (make-local-variable 'page-delimiter) gnus-page-delimiter) (make-local-variable 'gnus-page-broken) @@ -2341,7 +3491,10 @@ commands: (make-local-variable 'gnus-article-mime-handles) (make-local-variable 'gnus-article-decoded-p) (make-local-variable 'gnus-article-mime-handle-alist) - (make-local-variable 'gnus-article-washed-types) + (make-local-variable 'gnus-article-wash-types) + (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) (setq buffer-read-only t) @@ -2367,6 +3520,7 @@ 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 (gnus-get-buffer-create gnus-original-article-buffer)) @@ -2376,8 +3530,21 @@ commands: (if (get-buffer name) (save-excursion (set-buffer name) + (when (and gnus-article-edit-mode + (buffer-modified-p) + (not + (y-or-n-p "Article mode edit in progress; discard? "))) + (error "Action aborted")) + (set (make-local-variable 'gnus-article-edit-mode) nil) + (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) + ;; This list just keeps growing if we don't reset it. + (setq gnus-button-marker-list nil) (unless (eq major-mode 'gnus-article-mode) (gnus-article-mode)) (current-buffer)) @@ -2392,7 +3559,7 @@ commands: ;; 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)) @@ -2436,14 +3603,15 @@ 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) - (if (eq (gnus-article-mark article) gnus-undownloaded-mark) + (if (and (memq article gnus-newsgroup-undownloaded) + (not (gnus-online (gnus-find-method-for-group + gnus-newsgroup-name)))) (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)"))))) + (gnus-error 1 "No such article (may have expired or been canceled)"))))) (if (or (eq result 'pseudo) (eq result 'nneething)) (progn @@ -2491,11 +3659,11 @@ If ALL-HEADERS is non-nil, no headers are hidden." (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)))) + (save-excursion + (gnus-configure-windows 'article)) (when (or (numberp article) (stringp article)) (gnus-article-prepare-display) @@ -2509,6 +3677,8 @@ If ALL-HEADERS is non-nil, no headers are hidden." gnus-article-mime-handle-alist)) (gnus-set-mode-line 'article)) (article-goto-body) + (unless (bobp) + (forward-line -1)) (set-window-point (get-buffer-window (current-buffer)) (point)) (gnus-configure-windows 'article) t)))))) @@ -2522,25 +3692,32 @@ If ALL-HEADERS is non-nil, no headers are hidden." buffer-read-only) (unless (eq major-mode 'gnus-article-mode) (gnus-article-mode)) - (setq buffer-read-only nil) + (setq buffer-read-only nil + gnus-article-wash-types nil + gnus-article-image-alist nil) (gnus-run-hooks 'gnus-tmp-internal-hook) - (gnus-run-hooks 'gnus-article-prepare-hook) (when gnus-display-mime-function - (funcall 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" - "The following specs can be used: + "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") +%e Dots if the part isn't displayed + +General format specifiers can also be used. See Info node +`(gnus)Formatting Variables'.") (defvar gnus-mime-button-line-format-alist '((?t gnus-tmp-type ?s) @@ -2552,45 +3729,69 @@ If ALL-HEADERS is non-nil, no headers are hidden." (?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-save-part "o" "Save...") - (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-pipe-part "|" "Pipe To Command..."))) + '((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-delete-part "d" "Delete part") + (gnus-mime-copy-part "c" "View As Text, In Other Buffer") + (gnus-mime-inline-part "i" "View As Text, In This Buffer") + (gnus-mime-view-part-internally "E" "View Internally") + (gnus-mime-view-part-externally "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 - (format " (%d parts)" (length 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 nil) -(unless gnus-mime-button-map - (setq gnus-mime-button-map (make-sparse-keymap)) - (set-keymap-parent gnus-mime-button-map gnus-article-mode-map) - (define-key gnus-mime-button-map gnus-mouse-2 'gnus-article-push-button) - (define-key gnus-mime-button-map gnus-down-mouse-3 'gnus-mime-button-menu) - (mapcar (lambda (c) - (define-key gnus-mime-button-map (cadr c) (car c))) - gnus-mime-button-commands)) - -(defun gnus-mime-button-menu (event) - "Construct a context-sensitive menu of MIME commands." - (interactive "e") - (save-excursion - (let ((pos (event-start event))) - (set-buffer (window-buffer (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 - (funcall response)))))) +(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)) + +(easy-menu-define gnus-mime-button-menu gnus-mime-button-map "MIME button menu." + `("MIME Part" + ,@(mapcar (lambda (c) + (vector (caddr c) (car c) :enable t)) gnus-mime-button-commands))) + +(eval-when-compile + (define-compiler-macro popup-menu (&whole form + menu &optional position prefix) + (if (and (fboundp 'popup-menu) + (not (memq 'popup-menu (assoc "lmenu" load-history)))) + form + ;; Gnus is probably running under Emacs 20. + `(let* ((menu (cdr ,menu)) + (response (x-popup-menu + t (list (car menu) + (cons "" (mapcar (lambda (c) + (cons (caddr c) (car c))) + (cdr menu))))))) + (if response + (call-interactively (nth 3 (assq response menu)))))))) + +(defun gnus-mime-button-menu (event prefix) + "Construct a context-sensitive menu of MIME commands." + (interactive "e\nP") + (save-window-excursion + (let ((pos (event-start event))) + (select-window (posn-window pos)) + (goto-char (posn-point pos)) + (gnus-article-check-buffer) + (popup-menu gnus-mime-button-menu nil prefix)))) (defun gnus-mime-view-all-parts (&optional handles) "View all the MIME parts." @@ -2598,103 +3799,408 @@ If ALL-HEADERS is non-nil, no headers are hidden." (save-current-buffer (set-buffer gnus-article-buffer) (let ((handles (or handles gnus-article-mime-handles)) - (mail-parse-charset gnus-newsgroup-charset)) - (if (stringp (car handles)) - (gnus-mime-view-all-parts (cdr handles)) - (mapcar 'mm-display-part 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-delete-part () + "Delete the MIME part under point. +Replace it with some information about the removed part." + (interactive) + (gnus-article-check-buffer) + (let* ((data (get-text-property (point) 'gnus-data)) + (handles gnus-article-mime-handles) + (none "(none)") + (description + (or + (mail-decode-encoded-word-string (or (mm-handle-description data) + none)))) + (filename + (or (mail-content-type-get (mm-handle-disposition data) 'filename) + none)) + (type (mm-handle-media-type data))) + (if (mm-multiple-handles gnus-article-mime-handles) + (error "This function is not implemented")) + (with-current-buffer (mm-handle-buffer data) + (let ((bsize (format "%s" (buffer-size)))) + (erase-buffer) + (insert + (concat + "<#part type=text/plain nofile=yes disposition=attachment" + " description=\"Deleted attachment (" bsize " Byte)\">" + ",----\n" + "| The following attachment has been deleted:\n" + "|\n" + "| Type: " type "\n" + "| Filename: " filename "\n" + "| Size (encoded): " bsize " Byte\n" + "| Description: " description "\n" + "`----\n" + "<#/part>")) + (setcdr data + (cdr (mm-make-handle nil `("text/plain")))))) + (set-buffer gnus-summary-buffer) + ;; FIXME: maybe some of the following code (borrowed from + ;; `gnus-mime-save-part-and-strip') isn't necessary? + (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)))) + ;; Not in `gnus-mime-save-part-and-strip': + (gnus-article-edit-done) + (gnus-summary-expand-window) + (gnus-summary-show-article)) (defun gnus-mime-save-part () "Save the MIME part under point." (interactive) (gnus-article-check-buffer) (let ((data (get-text-property (point) 'gnus-data))) - (mm-save-part 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))) - (mm-pipe-part data))) + (when data + (mm-pipe-part data)))) (defun gnus-mime-view-part () - "Interactively choose a view method for the MIME part under point." + "Interactively choose a viewing method for the MIME part under point." (interactive) (gnus-article-check-buffer) (let ((data (get-text-property (point) 'gnus-data))) - (mm-interactively-view-part 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)))) + +(eval-when-compile + (require 'jka-compr)) + +;; jka-compr.el uses a "sh -c" to direct stderr to err-file, but these days +;; emacs can do that itself. +;; +(defun gnus-mime-jka-compr-maybe-uncompress () + "Uncompress the current buffer if `auto-compression-mode' is enabled. +The uncompress method used is derived from `buffer-file-name'." + (when (and (fboundp 'jka-compr-installed-p) + (jka-compr-installed-p)) + (let ((info (jka-compr-get-compression-info buffer-file-name))) + (when info + (let ((basename (file-name-nondirectory buffer-file-name)) + (args (jka-compr-info-uncompress-args info)) + (prog (jka-compr-info-uncompress-program info)) + (message (jka-compr-info-uncompress-message info)) + (err-file (jka-compr-make-temp-name))) + (if message + (message "%s %s..." message basename)) + (unwind-protect + (unless (memq (apply 'call-process-region + (point-min) (point-max) + prog + t (list t err-file) nil + args) + jka-compr-acceptable-retval-list) + (jka-compr-error prog args basename message err-file)) + (jka-compr-delete-temp-file err-file))))))) (defun gnus-mime-copy-part (&optional handle) - "Put the the MIME part under point into a new buffer." + "Put the MIME part under point into a new buffer. +If `auto-compression-mode' is enabled, compressed files like .gz and .bz2 +are decompressed." (interactive) (gnus-article-check-buffer) (let* ((handle (or handle (get-text-property (point) 'gnus-data))) - (contents (mm-get-part handle))| - (base (file-name-nondirectory - (or - (mail-content-type-get (mm-handle-type handle) 'name) - (mail-content-type-get (mm-handle-type handle) - 'filename) - "*decoded*"))) - (buffer (generate-new-buffer base))) - (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-inline-part (&optional charset) + (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-disposition 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)) + (gnus-mime-jka-compr-maybe-uncompress) + (normal-mode)) + (setq buffer-file-name nil)) + (goto-char (point-min))))) + +(defun gnus-mime-print-part (&optional handle filename) + "Print the MIME part under point." + (interactive (list nil (ps-print-preprint current-prefix-arg))) + (gnus-article-check-buffer) + (let* ((handle (or handle (get-text-property (point) 'gnus-data))) + (contents (and handle (mm-get-part handle))) + (file (mm-make-temp-file (expand-file-name "mm." mm-tmp-directory))) + (printer (mailcap-mime-info (mm-handle-media-type handle) "print"))) + (when contents + (if printer + (unwind-protect + (progn + (mm-save-part-to-file handle file) + (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)) + (ps-despool filename))))) + +(defun gnus-mime-inline-part (&optional handle arg) "Insert the MIME part under point into the current buffer." - (interactive "P") ; For compatibility reasons we are not using "z". + (interactive (list nil current-prefix-arg)) (gnus-article-check-buffer) - (let* ((data (get-text-property (point) 'gnus-data)) - contents + (let* ((handle (or handle (get-text-property (point) 'gnus-data))) + contents charset (b (point)) buffer-read-only) - (if (mm-handle-undisplayer data) - (mm-remove-part data) - (setq contents (mm-get-part data)) - (forward-line 2) - (when charset - (unless (symbolp charset) - (setq charset (mm-read-coding-system "Charset: "))) - (setq contents (mm-decode-coding-string contents charset))) - (mm-insert-inline data contents) - (goto-char b)))) - -(defun gnus-mime-externalize-part (&optional handle) + (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-view-part-externally (&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-all-images-fit t) - (mail-parse-charset gnus-newsgroup-charset)) - (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." + (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-view-part-internally (&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-user-display-methods '((".*" . inline))) - (mm-all-images-fit t) - (mail-parse-charset gnus-newsgroup-charset)) - (if (mm-handle-undisplayer handle) - (mm-remove-part handle) - (mm-display-part handle)))) + (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)) + buffer-read-only) + (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 nil t))) + (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)))) @@ -2718,21 +4224,48 @@ If ALL-HEADERS is non-nil, no headers are hidden." (interactive "p") (gnus-article-part-wrapper n 'gnus-mime-copy-part)) -(defun gnus-article-externalize-part (n) +(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-view-part-externally (n) "View MIME part N externally, which is the numerical prefix." (interactive "p") - (gnus-article-part-wrapper n 'gnus-mime-externalize-part)) + (gnus-article-part-wrapper n 'gnus-mime-view-part-externally)) (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-view-part (n) +(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") + (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)))) @@ -2742,6 +4275,11 @@ If ALL-HEADERS is non-nil, no headers are hidden." (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)) @@ -2750,10 +4288,16 @@ If ALL-HEADERS is non-nil, no headers are hidden." (forward-line 1) (prog1 (let ((window (selected-window)) - (mail-parse-charset gnus-newsgroup-charset)) + (mail-parse-charset gnus-newsgroup-charset) + (mail-parse-ignored-charsets + (if (gnus-buffer-live-p gnus-summary-buffer) + (save-excursion + (set-buffer gnus-summary-buffer) + gnus-newsgroup-ignored-charsets) + nil))) (save-excursion (unwind-protect - (let ((win (get-buffer-window (current-buffer) t)) + (let ((win (gnus-get-buffer-window (current-buffer) t)) (beg (point))) (when win (select-window win)) @@ -2763,33 +4307,37 @@ If ALL-HEADERS is non-nil, no headers are hidden." ;; This will remove the part. (mm-display-part handle) (save-restriction - (narrow-to-region (point) (1+ (point))) + (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 - (1- (length gnus-article-mime-handles)) - (car (mm-handle-type handle)))))) - (select-window window)))) + (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-delete-line) (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)))) + (gnus-goto-char (text-property-any (point-min) (point-max) 'gnus-part n))) (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) + (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 (car (mm-handle-type handle))) + (gnus-tmp-type (mm-handle-media-type handle)) (gnus-tmp-description (mail-decode-encoded-word-string (or (mm-handle-description handle) ""))) @@ -2805,35 +4353,46 @@ If ALL-HEADERS is non-nil, no headers are hidden." (setq gnus-tmp-type-long (concat gnus-tmp-type (and (not (equal gnus-tmp-name "")) (concat "; " gnus-tmp-name)))) - (or (equal gnus-tmp-description "") - (setq gnus-tmp-type-long (concat " --- " gnus-tmp-type-long))) + (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 - `(local-map ,gnus-mime-button-map - keymap ,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) - ;; Needed to properly clear the message - ;; due to a bug in wid-edit - (setq help-echo-owns-message t) - (format - "Click to %s the MIME part; %s for more options" - (if (mm-handle-displayed-p - (widget-get widget :mime-handle)) - "hide" "show") - (if gnus-xemacs "button3" "mouse-3")))))) + `(,@(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 (if (bolp) + ;; Exclude a newline. + (1- (point)) + (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)) @@ -2852,14 +4411,18 @@ If ALL-HEADERS is non-nil, no headers are hidden." ;; 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))) + (let* ((handles (or ihandles + (mm-dissect-buffer nil gnus-article-loose-mime) + (and gnus-article-emulate-mime + (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. - (mm-destroy-parts gnus-article-mime-handles) - (setq gnus-article-mime-handles handles - gnus-article-mime-handle-alist nil) + (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))) @@ -2879,32 +4442,53 @@ If ALL-HEADERS is non-nil, no headers are hidden." (narrow-to-region (point) (point-max)) (gnus-treat-article nil 1 1) (widen))) - ;; Highlight the headers. - (save-excursion - (save-restriction - (article-goto-body) - (narrow-to-region (point-min) (point)) - (gnus-treat-article 'head))))))) + (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 gnus-mime-display-multipart-as-mixed)) + (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 gnus-mime-display-multipart-as-mixed)) + (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))))) @@ -2918,7 +4502,7 @@ If ALL-HEADERS is non-nil, no headers are hidden." (mapcar 'gnus-mime-display-part handles)) (defun gnus-mime-display-single (handle) - (let ((type (car (mm-handle-type handle))) + (let ((type (mm-handle-media-type handle)) (ignored gnus-ignored-mime-types) (not-attachment t) (move nil) @@ -2929,38 +4513,49 @@ If ALL-HEADERS is non-nil, no headers are hidden." (when (string-match (pop ignored) type) (throw 'ignored nil))) (if (and (setq not-attachment - (or (not (mm-handle-disposition handle)) - (equal (car (mm-handle-disposition handle)) - "inline") - (mm-attachment-override-p type))) - (mm-automatic-display-p type) - (or (mm-inlinable-part-p type) + (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 (car (split-string type "/")) - "text") + (when (equal (mm-handle-media-supertype handle) "text") (setq text t))) - (let ((id (1+ (length gnus-article-mime-handle-alist)))) + (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-article-insert-newline) (gnus-insert-mime-button handle id (list (or display (and not-attachment text)))) (gnus-article-insert-newline) - (gnus-article-insert-newline) - (setq move t))) - (let ((beg (point))) + ;(gnus-article-insert-newline) + ;; Remember modify the number of forward lines. + (setq move t)) + (setq beg (point)) (cond (display (when move - (forward-line -2)) - (let ((mail-parse-charset gnus-newsgroup-charset)) + (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 -2)) + (forward-line -1) + (setq beg (point))) (gnus-article-insert-newline) (mm-insert-inline handle (mm-get-part handle)) (goto-char (point-max)))) @@ -2969,18 +4564,23 @@ If ALL-HEADERS is non-nil, no headers are hidden." (save-restriction (narrow-to-region beg (point)) (gnus-treat-article - nil (length gnus-article-mime-handle-alist) - (1- (length gnus-article-mime-handles)) - (car (mm-handle-type handle)))))))))) + 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 - (catch 'found - (let ((types gnus-unbuttonized-mime-types)) - (while types - (when (string-match (pop types) type) - (throw 'found t))))))) + (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." @@ -3008,6 +4608,7 @@ If ALL-HEADERS is non-nil, no headers are hidden." (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 @@ -3022,10 +4623,9 @@ If ALL-HEADERS is non-nil, no headers are hidden." ',gnus-article-mime-handle-alist)) (gnus-mime-display-alternative ',ihandles ',not-pref ',begend ,id)) - local-map ,gnus-mime-button-map + ,@(gnus-local-map-property gnus-mime-button-map) ,gnus-mouse-face-prop ,gnus-article-mouse-face face ,gnus-article-button-face - keymap ,gnus-mime-button-map gnus-part ,id gnus-data ,handle)) (widget-convert-button 'link from (point) @@ -3038,9 +4638,7 @@ If ALL-HEADERS is non-nil, no headers are hidden." (progn (insert (format "(%c) %-18s" (if (equal handle preferred) ?* ? ) - (if (stringp (car handle)) - (car handle) - (car (mm-handle-type handle))))) + (mm-handle-media-type handle))) (point)) `(gnus-callback (lambda (handles) @@ -3049,10 +4647,9 @@ If ALL-HEADERS is non-nil, no headers are hidden." ',gnus-article-mime-handle-alist)) (gnus-mime-display-alternative ',ihandles ',handle ',begend ,id)) - local-map ,gnus-mime-button-map + ,@(gnus-local-map-property gnus-mime-button-map) ,gnus-mouse-face-prop ,gnus-article-mouse-face face ,gnus-article-button-face - keymap ,gnus-mime-button-map gnus-part ,id gnus-data ,handle)) (widget-convert-button 'link from (point) @@ -3063,13 +4660,57 @@ If ALL-HEADERS is non-nil, no headers are hidden." (when preferred (if (stringp (car preferred)) (gnus-display-mime preferred) - (let ((mail-parse-charset gnus-newsgroup-charset)) - (mm-display-part 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 @@ -3079,18 +4720,44 @@ If ALL-HEADERS is non-nil, no headers are hidden." (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))) - (format "%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 emphasis ?e ? ))))) - -(fset 'gnus-article-hide-headers-if-wanted 'gnus-article-maybe-hide-headers) + (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. @@ -3112,7 +4779,8 @@ Provided for backwards compatibility." ;; 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) @@ -3123,6 +4791,7 @@ If given a numerical ARG, move forward ARG pages." (save-excursion (set-buffer gnus-article-buffer) (goto-char (point-min)) + (widen) ;; Remove any old next/prev buttons. (when (gnus-visual-p 'page-marker) (let ((buffer-read-only nil)) @@ -3155,15 +4824,14 @@ If given a numerical ARG, move forward ARG pages." (defun gnus-article-goto-next-page () "Show the next page of the article." (interactive) - (when (gnus-article-next-page) - (goto-char (point-min)) - (gnus-article-read-summary-keys nil (gnus-character-to-event ?n)))) + (gnus-eval-in-buffer-window gnus-summary-buffer + (gnus-summary-next-page))) (defun gnus-article-goto-prev-page () "Show the next page of the article." (interactive) - (if (bobp) (gnus-article-read-summary-keys nil (gnus-character-to-event ?p)) - (gnus-article-prev-page nil))) + (gnus-eval-in-buffer-window gnus-summary-buffer + (gnus-summary-prev-page))) (defun gnus-article-next-page (&optional lines) "Show the next page of the current article. @@ -3174,7 +4842,7 @@ Argument LINES specifies lines to be scrolled up." (if (save-excursion (end-of-line) (and (pos-visible-in-window-p) ;Not continuation line. - (eobp))) + (>= (1+ (point)) (point-max)))) ;Allow for trailing newline. ;; Nothing in this page. (if (or (not gnus-page-broken) (save-excursion @@ -3213,17 +4881,33 @@ Argument LINES specifies lines to be scrolled down." (goto-char (point-min)))) (move-to-window-line 0))))) +(defun gnus-article-only-boring-p () + "Decide whether there is only boring text remaining in the article. +Something \"interesting\" is a word of at least two letters that does +not have a face in `gnus-article-boring-faces'." + (when (and gnus-article-skip-boring + (boundp 'gnus-article-boring-faces) + (symbol-value 'gnus-article-boring-faces)) + (save-excursion + (catch 'only-boring + (while (re-search-forward "\\b\\w\\w" nil t) + (forward-char -1) + (when (not (gnus-intersection + (gnus-faces-at (point)) + (symbol-value 'gnus-article-boring-faces))) + (throw 'only-boring nil))) + (throw 'only-boring t))))) + (defun gnus-article-refer-article () "Read article specified by message-id around point." (interactive) - (let ((point (point))) - (search-forward ">" nil t) ;Move point to end of "<....>". - (if (re-search-backward "\\(<[^<> \t\n]+>\\)" nil t) - (let ((message-id (match-string 1))) - (goto-char point) + (save-excursion + (re-search-backward "[ \t]\\|^" (gnus-point-at-bol) t) + (re-search-forward "]+" (gnus-point-at-eol) t) + (let ((msg-id (concat "<" (match-string 0) ">"))) (set-buffer gnus-summary-buffer) - (gnus-summary-refer-article message-id)) - (goto-char (point)) + (gnus-summary-refer-article msg-id)) (error "No references around point")))) (defun gnus-article-show-summary () @@ -3272,80 +4956,166 @@ Argument LINES specifies lines to be scrolled down." (interactive "P") (gnus-article-check-buffer) (let ((nosaves - '("q" "Q" "c" "r" "R" "\C-c\C-f" "m" "a" "f" "F" - "Zc" "ZC" "ZE" "ZQ" "ZZ" "Zn" "ZR" "ZG" "ZN" "ZP" - "=" "^" "\M-^" "|")) - (nosave-but-article - '("A\r")) - (nosave-in-article - '("\C-d")) - (up-to-top - '("n" "Gn" "p" "Gp")) - keys new-sum-point) + '("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")) + (up-to-top + '("n" "Gn" "p" "Gp")) + keys new-sum-point) (save-excursion (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)))) + (push (or key last-command-event) unread-command-events) + (setq keys (if (featurep 'xemacs) + (events-to-keys (read-key-sequence nil)) + (read-key-sequence nil))))) + (message "") (if (or (member keys nosaves) - (member keys nosave-but-article) - (member keys nosave-in-article)) - (let (func) - (save-window-excursion - (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) - (ding) - (unless (member keys nosave-in-article) - (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))) + (member keys nosave-but-article) + (member keys nosave-in-article)) + (let (func) + (save-window-excursion + (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 (or (not func) + (numberp func)) + (ding) + (unless (member keys nosave-in-article) + (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)) - (summary gnus-article-current-summary) - func in-buffer selected) - (if not-restore-window - (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))) - (progn - (call-interactively func) - (setq new-sum-point (point))) - (ding)) - (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)))))))) + (owin (current-window-configuration)) + (opoint (point)) + (summary gnus-article-current-summary) + func in-buffer selected) + (if not-restore-window + (pop-to-buffer summary 'norecord) + (switch-to-buffer summary 'norecord)) + (setq in-buffer (current-buffer)) + ;; We disable the pick minor mode commands. + (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)) + contents) + (if (not (gnus-mark-active-p)) + (with-current-buffer gnus-summary-buffer + (gnus-summary-reply (list (list article)) wide)) + (setq contents (buffer-substring (point) (mark t))) + ;; Deactivate active regions. + (when (and (boundp 'transient-mark-mode) + transient-mark-mode) + (setq mark-active nil)) + (with-current-buffer gnus-summary-buffer + (gnus-summary-reply + (list (list article contents)) 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)) + contents) + (if (not (gnus-mark-active-p)) + (with-current-buffer gnus-summary-buffer + (gnus-summary-followup (list (list article)))) + (setq contents (buffer-substring (point) (mark t))) + ;; Deactivate active regions. + (when (and (boundp 'transient-mark-mode) + transient-mark-mode) + (setq mark-active nil)) + (with-current-buffer gnus-summary-buffer + (gnus-summary-followup + (list (list article contents))))))) (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. +This means that signatures, cited text and (some) headers will be +hidden. If given a prefix, show the hidden text instead." (interactive (append (gnus-article-hidden-arg) (list 'force))) (gnus-article-hide-headers arg) - (gnus-article-hide-pgp arg) + (gnus-article-hide-list-identifiers arg) (gnus-article-hide-citation-maybe arg force) (gnus-article-hide-signature arg)) @@ -3361,6 +5131,9 @@ If given a prefix, show the hidden text instead." (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 sparse-header) @@ -3377,8 +5150,7 @@ 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 @@ -3396,8 +5168,7 @@ 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)) - (setq sparse-header (gnus-read-header article))) + (setq sparse-header (gnus-read-header article)) (setq gnus-newsgroup-sparse (delq article gnus-newsgroup-sparse))) ((vectorp header) @@ -3412,12 +5183,10 @@ If given a prefix, show the hidden text instead." gnus-newsgroup-name))) (when (and (eq (car method) 'nneething) (vectorp header)) - (let ((dir (concat - (file-name-as-directory - (or (cadr (assq 'nneething-address method)) - (nth 1 method))) - (mail-header-subject header)))) - (when (file-directory-p dir) + (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)))))))) @@ -3456,21 +5225,52 @@ If given a prefix, show the hidden text instead." (numberp article) (gnus-cache-request-article article group)) 'article) + ;; Check the agent cache. + ((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)) + (backend (car (gnus-find-method-for-group + gnus-newsgroup-name))) + result (buffer-read-only nil)) - (erase-buffer) - (gnus-kill-all-overlays) - (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)))) - '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)) + (cond + ((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)) + (methods + (setq gnus-override-method (pop methods))) + ((not (string-match "^400 " + (nnheader-get-report backend))) + ;; If we get 400 server disconnect, reconnect and + ;; retry; otherwise, assume the article has expired. + (setq result 'done)))) + (and (eq result 'article) 'article))) ;; It was a pseudo. (t article))) @@ -3507,7 +5307,7 @@ If given a prefix, show the hidden text instead." (set-buffer gnus-summary-buffer) (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)))))) @@ -3523,35 +5323,87 @@ If given a prefix, show the hidden text instead." (defvar gnus-article-edit-done-function nil) (defvar gnus-article-edit-mode-map nil) +(defvar gnus-article-edit-mode nil) ;; Should we be using derived.el for this? (unless gnus-article-edit-mode-map - (setq gnus-article-edit-mode-map (make-sparse-keymap)) + (setq gnus-article-edit-mode-map (make-keymap)) (set-keymap-parent gnus-article-edit-mode-map text-mode-map) (gnus-define-keys gnus-article-edit-mode-map + "\C-c?" describe-mode "\C-c\C-c" gnus-article-edit-done - "\C-c\C-k" gnus-article-edit-exit) + "\C-c\C-k" gnus-article-edit-exit + "\C-c\C-f\C-t" message-goto-to + "\C-c\C-f\C-o" message-goto-from + "\C-c\C-f\C-b" message-goto-bcc + ;;"\C-c\C-f\C-w" message-goto-fcc + "\C-c\C-f\C-c" message-goto-cc + "\C-c\C-f\C-s" message-goto-subject + "\C-c\C-f\C-r" message-goto-reply-to + "\C-c\C-f\C-n" message-goto-newsgroups + "\C-c\C-f\C-d" message-goto-distribution + "\C-c\C-f\C-f" message-goto-followup-to + "\C-c\C-f\C-m" message-goto-mail-followup-to + "\C-c\C-f\C-k" message-goto-keywords + "\C-c\C-f\C-u" message-goto-summary + "\C-c\C-f\C-i" message-insert-or-toggle-importance + "\C-c\C-f\C-a" message-generate-unsubscribed-mail-followup-to + "\C-c\C-b" message-goto-body + "\C-c\C-i" message-goto-signature + + "\C-c\C-t" message-insert-to + "\C-c\C-n" message-insert-newsgroups + "\C-c\C-o" message-sort-headers + "\C-c\C-e" message-elide-region + "\C-c\C-v" message-delete-not-region + "\C-c\C-z" message-kill-to-signature + "\M-\r" message-newline-and-reformat + "\C-c\C-a" mml-attach-file + "\C-a" message-beginning-of-line + "\t" message-tab + "\M-;" comment-region) (gnus-define-keys (gnus-article-edit-wash-map "\C-c\C-w" gnus-article-edit-mode-map) "f" gnus-article-edit-full-stops)) -(defun gnus-article-edit-mode () +(easy-menu-define + gnus-article-edit-mode-field-menu gnus-article-edit-mode-map "" + '("Field" + ["Fetch To" message-insert-to t] + ["Fetch Newsgroups" message-insert-newsgroups t] + "----" + ["To" message-goto-to t] + ["From" message-goto-from t] + ["Subject" message-goto-subject t] + ["Cc" message-goto-cc t] + ["Reply-To" message-goto-reply-to t] + ["Summary" message-goto-summary t] + ["Keywords" message-goto-keywords t] + ["Newsgroups" message-goto-newsgroups t] + ["Followup-To" message-goto-followup-to t] + ["Mail-Followup-To" message-goto-mail-followup-to t] + ["Distribution" message-goto-distribution t] + ["Body" message-goto-body t] + ["Signature" message-goto-signature t])) + +(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) - (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)) + (set (make-local-variable 'mail-header-separator) "") + (set (make-local-variable 'gnus-article-edit-mode) t) + (easy-menu-add message-mode-field-menu message-mode-map) + (mml-mode) (setq buffer-read-only nil) (buffer-enable-undo) - (widen) - (gnus-run-hooks 'text-mode-hook 'gnus-article-edit-mode-hook)) + (widen)) (defun gnus-article-edit (&optional force) "Edit the current article. @@ -3577,8 +5429,7 @@ groups." (set-buffer gnus-article-buffer) (gnus-article-edit-mode) (funcall start-func) - ;;(gnus-article-delete-text-of-type 'annotation) - ;;(gnus-set-text-properties (point-min) (point-max) nil) + (set-buffer-modified-p nil) (gnus-configure-windows 'edit-article) (setq gnus-article-edit-done-function exit-func) (setq gnus-prev-winconf winconf) @@ -3587,47 +5438,31 @@ groups." (defun gnus-article-edit-done (&optional arg) "Update the article edits and exit." (interactive "P") - (save-excursion - (save-restriction - (widen) - (when (article-goto-body) - (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) + (start (window-start)) + (p (point)) + (winconf gnus-prev-winconf)) + (widen) ;; Widen it in case that users narrowed the buffer. + (funcall func arg) + (set-buffer buf) + ;; The cache and backlog have to be flushed somewhat. + (when gnus-keep-backlog + (gnus-backlog-remove-article + (car gnus-article-current) (cdr gnus-article-current))) + ;; Flush original article as well. (save-excursion - (set-buffer buf) - (let ((buffer-read-only nil)) - (funcall func arg)) - ;; The cache and backlog have to be flushed somewhat. - (when gnus-keep-backlog - (gnus-backlog-remove-article - (car gnus-article-current) (cdr gnus-article-current))) - ;; Flush original article as well. - (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)))) + (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))) + ;; We remove all text props from the article buffer. + (kill-all-local-variables) + (gnus-set-text-properties (point-min) (point-max) nil) + (gnus-article-mode) + (set-window-configuration winconf) (set-buffer buf) (set-window-start (get-buffer-window buf) start) (set-window-point (get-buffer-window buf) (point)))) @@ -3635,21 +5470,23 @@ groups." (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) - (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))))) + (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)) + (kill-all-local-variables) + (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." @@ -3668,15 +5505,337 @@ 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\\)" +(defcustom gnus-button-url-regexp + (if (string-match "[[:digit:]]" "1") ;; support POSIX? + "\\b\\(\\(www\\.\\|\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\|info\\):\\)\\(//[-a-z0-9_.]+:[0-9]*\\)?[-a-z0-9_=!?#$@~%&*+\\/:;.,[:word:]]+[-a-z0-9_=#$@~%&*+\\/[:word:]]\\)" + "\\b\\(\\(www\\.\\|\\(s?https?\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\|info\\):\\)\\(//[-a-z0-9_.]+:[0-9]*\\)?\\([-a-z0-9_=!?#$@~%&*+\\/:;.,]\\|\\w\\)+\\([-a-z0-9_=#$@~%&*+\\/]\\|\\w\\)\\)") "Regular expression that matches URLs." :group 'gnus-article-buttons :type 'regexp) +(defcustom gnus-button-valid-fqdn-regexp + (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain. + ;; valid TLDs: + "\\([a-z][a-z]" ;; two letter country TDLs + "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org" + "\\|aero\\|coop\\|info\\|name\\|museum" + "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style? + "\\)") + "Regular expression that matches a valid FQDN." + :group 'gnus-article-buttons + :type 'regexp) + +(defcustom gnus-button-man-handler 'manual-entry + "Function to use for displaying man pages. +The function must take at least one argument with a string naming the +man page." + :type '(choice (function-item :tag "Man" manual-entry) + (function-item :tag "Woman" woman) + (function :tag "Other")) + :group 'gnus-article-buttons) + +(defcustom gnus-ctan-url "http://tug.ctan.org/tex-archive/" + "Top directory of a CTAN \(Comprehensive TeX Archive Network\) archive. +If the default site is too slow, try to find a CTAN mirror, see +. See also +the variable `gnus-button-handle-ctan'." + :group 'gnus-article-buttons + :link '(custom-manual "(gnus)Group Parameters") + :type '(choice (const "http://www.tex.ac.uk/tex-archive/") + (const "http://tug.ctan.org/tex-archive/") + (const "http://www.dante.de/CTAN/") + (string :tag "Other"))) + +(defcustom gnus-button-ctan-handler 'browse-url + "Function to use for displaying CTAN links. +The function must take one argument, the string naming the URL." + :type '(choice (function-item :tag "Browse Url" browse-url) + (function :tag "Other")) + :group 'gnus-article-buttons) + +(defcustom gnus-button-handle-ctan-bogus-regexp "^/?tex-archive/\\|^/" + "Bogus strings removed from CTAN URLs." + :group 'gnus-article-buttons + :type '(choice (const "^/?tex-archive/\\|/") + (regexp :tag "Other"))) + +(defcustom gnus-button-mid-or-mail-regexp + (concat "\\b\\(\")!;:,{}\n\t ]*@" + gnus-button-valid-fqdn-regexp + ">?\\)\\b") + "Regular expression that matches a message ID or a mail address." + :group 'gnus-article-buttons + :type 'regexp) + +(defcustom gnus-button-prefer-mid-or-mail 'gnus-button-mid-or-mail-heuristic + "What to do when the button on a string as \"foo123@bar.invalid\" is pushed. +Strings like this can be either a message ID or a mail address. If it is one +of the symbols `mid' or `mail', Gnus will always assume that the string is a +message ID or a mail address, respectivly. If this variable is set to the +symbol `ask', always query the user what do do. If it is a function, this +function will be called with the string as it's only argument. The function +must return `mid', `mail', `invalid' or `ask'." + :group 'gnus-article-buttons + :type '(choice (function-item :tag "Heuristic function" + gnus-button-mid-or-mail-heuristic) + (const ask) + (const mid) + (const mail))) + +(defcustom gnus-button-mid-or-mail-heuristic-alist + '((-10.0 . ".+\\$.+@") + (-10.0 . "#") + (-10.0 . "\\*") + (-5.0 . "\\+[^+]*\\+.*@") ;; # two plus signs + (-5.0 . "@[Nn][Ee][Ww][Ss]") ;; /\@news/i + (-5.0 . "@.*[Dd][Ii][Aa][Ll][Uu][Pp]") ;; /\@.*dialup/i; + (-1.0 . "^[^a-z]+@") + + (-5.0 . "\\.[0-9][0-9]+.*@") ;; "\.[0-9]{2,}.*\@" + (-5.0 . "[a-z].*[A-Z].*[a-z].*[A-Z].*@") ;; "([a-z].*[A-Z].*){2,}\@" + (-3.0 . "[A-Z][A-Z][a-z][a-z].*@") + (-5.0 . "\\...?.?@") ;; (-5.0 . "\..{1,3}\@") + + (-2.0 . "^[0-9]") + (-1.0 . "^[0-9][0-9]") + ;; + ;; -3.0 /^[0-9][0-9a-fA-F]{2,2}/; + (-3.0 . "^[0-9][0-9a-fA-F][0-9a-fA-F][^0-9a-fA-F]") + ;; -5.0 /^[0-9][0-9a-fA-F]{3,3}/; + (-5.0 . "^[0-9][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][^0-9a-fA-F]") + ;; + (-3.0 . "[0-9][0-9][0-9][0-9][0-9][^0-9].*@") ;; "[0-9]{5,}.*\@" + (-3.0 . "[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][^0-9].*@") + ;; "[0-9]{8,}.*\@" + (-3.0 + . "[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9].*@") + ;; "[0-9]{12,}.*\@" + ;; compensation for TDMA dated mail addresses: + (25.0 . "-dated-[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]+.*@") + ;; + (-20.0 . "\\.fsf@") ;; Gnus + (-20.0 . "^slrn") + (-20.0 . "^Pine") + (-20.0 . "_-_") ;; Subject change in thread + ;; + (-20.0 . "\\.ln@") ;; leafnode + (-30.0 . "@ID-[0-9]+\\.[a-zA-Z]+\\.dfncis\\.de") + (-30.0 . "@4[Aa][Xx]\\.com") ;; Forte Agent + ;; + ;; (5.0 . "") ;; $local_part_len <= 7 + (10.0 . "^[^0-9]+@") + (3.0 . "^[^0-9]+[0-9][0-9]?[0-9]?@") + ;; ^[^0-9]+[0-9]{1,3}\@ digits only at end of local part + (3.0 . "\@stud") + ;; + (2.0 . "[a-z][a-z][._-][A-Z][a-z].*@") + ;; + (0.5 . "^[A-Z][a-z]") + (0.5 . "^[A-Z][a-z][a-z]") + (1.5 . "^[A-Z][a-z][A-Z][a-z][^a-z]") ;; ^[A-Z][a-z]{3,3} + (2.0 . "^[A-Z][a-z][A-Z][a-z][a-z][^a-z]")) ;; ^[A-Z][a-z]{4,4} + "An alist of \(RATE . REGEXP\) pairs for `gnus-button-mid-or-mail-heuristic'. + +A negative RATE indicates a message IDs, whereas a positive indicates a mail +address. The REGEXP is processed with `case-fold-search' set to `nil'." + :group 'gnus-article-buttons + :type '(repeat (cons (number :tag "Rate") + (regexp :tag "Regexp")))) + +(defun gnus-button-mid-or-mail-heuristic (mid-or-mail) + "Guess whether MID-OR-MAIL is a message ID or a mail address. +Returns `mid' if MID-OR-MAIL is a message IDs, `mail' if it's a mail +address, `ask' if unsure and `invalid' if the string is invalid." + (let ((case-fold-search nil) + (list gnus-button-mid-or-mail-heuristic-alist) + (result 0) rate regexp lpartlen elem) + (setq lpartlen + (length (gnus-replace-in-string mid-or-mail "^\\(.*\\)@.*$" "\\1"))) + (gnus-message 8 "`%s', length of local part=`%s'." mid-or-mail lpartlen) + ;; Certain special cases... + (when (string-match + (concat + "^0[0-9]+-[0-9][0-9][0-9][0-9]@t-online\\.de$" "\\|" + "^[0-9]+\.[0-9]+\@compuserve") + mid-or-mail) + (gnus-message 8 "`%s' is a known mail address.") + (setq result 'mail)) + (when (string-match "@.*@\\| " mid-or-mail) + (gnus-message 8 "`%s' is invalid.") + (setq result 'invalid)) + ;; Nothing more to do, if result is not a number here... + (when (numberp result) + (while list + (setq elem (car list) + rate (car elem) + regexp (cdr elem) + list (cdr list)) + (when (string-match regexp mid-or-mail) + (setq result (+ result rate)) + (gnus-message + 9 "`%s' matched `%s', rate `%s', result `%s'." + mid-or-mail regexp rate result))) + (when (<= lpartlen 7) + (setq result (+ result 5.0)) + (gnus-message 9 "`%s' matched (<= lpartlen 7), result `%s'." + mid-or-mail result)) + (when (>= lpartlen 12) + (gnus-message 9 "`%s' matched (>= lpartlen 12)" mid-or-mail) + (cond + ((string-match "[0-9][^0-9]+[0-9].*@" mid-or-mail) + ;; Long local part should contain realname if e-mail address, + ;; too many digits: message-id. + ;; $score -= 5.0 + 0.1 * $local_part_len; + (setq rate (* -1.0 (+ 5.0 (* 0.1 lpartlen)))) + (setq result (+ result rate)) + (gnus-message + 9 "Many digits in `%s', rate `%s', result `%s'." + mid-or-mail rate result)) + ((string-match "[^aeiouy][^aeiouy][^aeiouy][^aeiouy]+.*\@" + mid-or-mail) + ;; Too few vowels [^aeiouy]{4,}.*\@ + (setq result (+ result -5.0)) + (gnus-message + 9 "Few vowels in `%s', rate `%s', result `%s'." + mid-or-mail -5.0 result)) + (t + (setq result (+ result 5.0)) + (gnus-message + 9 "`%s', rate `%s', result `%s'." mid-or-mail 5.0 result))))) + (gnus-message 8 "`%s': Final rate is `%s'." mid-or-mail result) + (cond + ;; Maybe we should make this a customizable alist: (condition . 'result) + ((< result -10.0) 'mid) + ((> result 10.0) 'mail) + (t 'ask)))) + +(defun gnus-button-handle-mid-or-mail (mid-or-mail) + (let* ((pref gnus-button-prefer-mid-or-mail) guessed + (url-mid (concat "news" ":" mid-or-mail)) + (url-mailto (concat "mailto" ":" mid-or-mail))) + (gnus-message 9 "mid-or-mail=%s" mid-or-mail) + (when (fboundp pref) + (setq guessed + ;; get rid of surrounding angles... + (funcall pref + (gnus-replace-in-string mid-or-mail "^<\\|>$" ""))) + (if (or (eq 'mid guessed) (eq 'mail guessed)) + (setq pref guessed) + (setq pref 'ask))) + (if (eq pref 'ask) + (save-window-excursion + (if (y-or-n-p (concat "Is <" mid-or-mail "> a mail address? ")) + (setq pref 'mail) + (setq pref 'mid)))) + (cond ((eq pref 'mid) + (gnus-message 8 "calling `gnus-button-handle-news' %s" url-mid) + (gnus-button-handle-news url-mid)) + ((eq pref 'mail) + (gnus-message 8 "calling `gnus-url-mailto' %s" url-mailto) + (gnus-url-mailto url-mailto)) + (t (gnus-message 3 "Invalid string."))))) + +(defun gnus-button-handle-custom (url) + "Follow a Custom URL." + (customize-apropos (gnus-url-unhex-string url))) + +(defvar gnus-button-handle-describe-prefix "^\\(C-h\\|?\\)") + +(defun gnus-button-handle-describe-function (url) + "Call `describe-function' when pushing the corresponding URL button." + (describe-function + (intern + (gnus-replace-in-string url gnus-button-handle-describe-prefix "")))) + +(defun gnus-button-handle-describe-variable (url) + "Call `describe-variable' when pushing the corresponding URL button." + (describe-variable + (intern + (gnus-replace-in-string url gnus-button-handle-describe-prefix "")))) + +(defun gnus-button-handle-describe-key (url) + "Call `describe-key' when pushing the corresponding URL button." + (let* ((key-string + (gnus-replace-in-string url gnus-button-handle-describe-prefix "")) + (keys (ignore-errors (eval `(kbd ,key-string))))) + (if keys + (describe-key keys) + (gnus-message 3 "Invalid key sequence in button: %s" key-string)))) + +(defun gnus-button-handle-apropos (url) + "Call `apropos' when pushing the corresponding URL button." + (apropos (gnus-replace-in-string url gnus-button-handle-describe-prefix ""))) + +(defun gnus-button-handle-apropos-command (url) + "Call `apropos' when pushing the corresponding URL button." + (apropos-command + (gnus-replace-in-string url gnus-button-handle-describe-prefix ""))) + +(defun gnus-button-handle-apropos-variable (url) + "Call `apropos' when pushing the corresponding URL button." + (funcall + (if (fboundp 'apropos-variable) 'apropos-variable 'apropos) + (gnus-replace-in-string url gnus-button-handle-describe-prefix ""))) + +(defun gnus-button-handle-apropos-documentation (url) + "Call `apropos' when pushing the corresponding URL button." + (funcall + (if (fboundp 'apropos-documentation) 'apropos-documentation 'apropos) + (gnus-replace-in-string url gnus-button-handle-describe-prefix ""))) + +(defun gnus-button-handle-ctan (url) + "Call `browse-url' when pushing a CTAN URL button." + (funcall + gnus-button-ctan-handler + (concat + gnus-ctan-url + (gnus-replace-in-string url gnus-button-handle-ctan-bogus-regexp "")))) + +(defcustom gnus-button-tex-level 5 + "*Integer that says how many TeX-related buttons Gnus will show. +The higher the number, the more buttons will appear and the more false +positives are possible. Note that you can set this variable local to +specifific groups. Setting it higher in TeX groups is probably a good idea. +See Info node `(gnus)Group Parameters' and the variable `gnus-parameters' on +how to set variables in specific groups." + :group 'gnus-article-buttons + :link '(custom-manual "(gnus)Group Parameters") + :type 'integer) + +(defcustom gnus-button-man-level 5 + "*Integer that says how many man-related buttons Gnus will show. +The higher the number, the more buttons will appear and the more false +positives are possible. Note that you can set this variable local to +specifific groups. Setting it higher in Unix groups is probably a good idea. +See Info node `(gnus)Group Parameters' and the variable `gnus-parameters' on +how to set variables in specific groups." + :group 'gnus-article-buttons + :link '(custom-manual "(gnus)Group Parameters") + :type 'integer) + +(defcustom gnus-button-emacs-level 5 + "*Integer that says how many emacs-related buttons Gnus will show. +The higher the number, the more buttons will appear and the more false +positives are possible. Note that you can set this variable local to +specifific groups. Setting it higher in Emacs or Gnus related groups is +probably a good idea. See Info node `(gnus)Group Parameters' and the variable +`gnus-parameters' on how to set variables in specific groups." + :group 'gnus-article-buttons + :link '(custom-manual "(gnus)Group Parameters") + :type 'integer) + +(defcustom gnus-button-mail-level 5 + "*Integer that says how many buttons for message IDs or mail addresses will appear. +The higher the number, the more buttons will appear and the more false +positives are possible." + :group 'gnus-article-buttons + :type 'integer) + (defcustom gnus-button-alist - `(("<\\(url:[>\n\t ]*?\\)?news:[>\n\t ]*\\([^>\n\t ]*@[^>\n\t ]*\\)>" - 0 t gnus-button-message-id 2) - ("\\bnews:\\([^>\n\t ]*@[^>)!;:,\n\t ]*\\)" 0 t gnus-button-message-id 1) + '(("<\\(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) @@ -3684,16 +5843,65 @@ groups." ("\\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) + ("mailto:\\([-a-z.@_+0-9%=?]+\\)" 0 t gnus-url-mailto 1) ("\\bmailto:\\([^ \n\t]+\\)" 0 t gnus-url-mailto 1) + ;; CTAN + ("\\bCTAN:[ \t\n]*\\([^>)!;:,\n\t ]*\\)" 0 (>= gnus-button-tex-level 1) + gnus-button-handle-ctan 1) + ;; This is info + ("\\binfo:\\(//\\)?\\([^'\">\n\t ]+\\)" 0 + (>= gnus-button-emacs-level 1) gnus-button-handle-info 2) + ;; This is custom + ("\\bcustom:\\(//\\)?\\([^'\">\n\t ]+\\)" 0 + (>= gnus-button-emacs-level 5) gnus-button-handle-custom 2) + ("M-x[ \t\n]customize-[^ ]+[ \t\n]RET[ \t\n]\\([^ ]+\\)[ \t\n]RET" 0 + (>= gnus-button-emacs-level 1) gnus-button-handle-custom 1) + ;; Emacs help commands + ("M-x[ \t\n]+apropos[ \t\n]+RET[ \t\n]+\\([^ \t\n]+\\)[ \t\n]+RET" + ;; regexp doesn't match arguments containing ` '. + 0 (>= gnus-button-emacs-level 1) gnus-button-handle-apropos 1) + ("M-x[ \t\n]+apropos-command[ \t\n]+RET[ \t\n]+\\([^ \t\n]+\\)[ \t\n]+RET" + 0 (>= gnus-button-emacs-level 1) gnus-button-handle-apropos-command 1) + ("M-x[ \t\n]+apropos-variable[ \t\n]+RET[ \t\n]+\\([^ \t\n]+\\)[ \t\n]+RET" + 0 (>= gnus-button-emacs-level 1) gnus-button-handle-apropos-variable 1) + ("M-x[ \t\n]+apropos-documentation[ \t\n]+RET[ \t\n]+\\([^ \t\n]+\\)[ \t\n]+RET" + 0 (>= gnus-button-emacs-level 1) gnus-button-handle-apropos-documentation 1) + ("\\b\\(C-h\\|?\\)[ \t\n]+f[ \t\n]+\\([^ \t\n]+\\)[ \t\n]+RET" + 0 (>= gnus-button-emacs-level 1) gnus-button-handle-describe-function 2) + ("\\b\\(C-h\\|?\\)[ \t\n]+v[ \t\n]+\\([^ \t\n]+\\)[ \t\n]+RET" + 0 (>= gnus-button-emacs-level 1) gnus-button-handle-describe-variable 2) + ("`\\(\\b\\(C-h\\|?\\)[ \t\n]+k[ \t\n]+\\([^']+\\)\\)'" 1 + ;; Unlike the other regexps we really have to require quoting + ;; here to determine where it ends. + (>= gnus-button-emacs-level 1) gnus-button-handle-describe-key 3) ;; 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) + ;; man pages + ("\\b\\([a-z][a-z]+\\)([1-9])\\W" 0 + (and (>= gnus-button-man-level 1) (< gnus-button-man-level 3)) + gnus-button-handle-man 1) + ;; more man pages: resolv.conf(5), iso_8859-1(7), xterm(1x) + ("\\b\\([a-z][-_.a-z0-9]+\\)([1-9])\\W" 0 + (and (>= gnus-button-man-level 3) (< gnus-button-man-level 5)) + gnus-button-handle-man 1) + ;; even more: Apache::PerlRun(3pm), PDL::IO::FastRaw(3pm), + ;; SoWWWAnchor(3iv), XSelectInput(3X11) + ("\\b\\([a-z][-_.:a-z0-9]+\\)([1-9][X1a-z]*)\\W" 0 + (>= gnus-button-man-level 5) gnus-button-handle-man 1) + ;; MID or mail: To avoid too many false positives we don't try to catch + ;; all kind of allowed MIDs or mail addresses. Domain part must contain + ;; at least one dot. TLD must contain two or three chars or be a know TLD + ;; (info|name|...). Put this entry near the _end_ of `gnus-button-alist' + ;; so that non-ambiguous entries (see above) match first. + (gnus-button-mid-or-mail-regexp + 0 (>= gnus-button-mail-level 5) gnus-button-handle-mid-or-mail 1)) "*Alist of regexps matching buttons in article bodies. Each entry has the form (REGEXP BUTTON FORM CALLBACK PAR...), where -REGEXP: is the string matching text around the button, +REGEXP: is the string (case insensitive) matching text around the button (can +also be lisp expression evaluating to a string), BUTTON: is the number of the regexp grouping actually matching the button, FORM: is a lisp expression which must eval to true for the button to be added, @@ -3703,7 +5911,7 @@ PAR: is a number of a regexp grouping whose text will be passed to CALLBACK. CALLBACK can also be a variable, in that case the value of that variable it the real callback function." :group 'gnus-article-buttons - :type '(repeat (list regexp + :type '(repeat (list (choice regexp variable) (integer :tag "Button") (sexp :tag "Form") (function :tag "Callback") @@ -3712,14 +5920,15 @@ 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-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. @@ -3758,7 +5967,7 @@ 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 @@ -3769,8 +5978,8 @@ call it with the value of the `gnus-data' text property." If the text at point has a `gnus-callback' property, call it with the value of the `gnus-data' text property." (interactive) - (let* ((data (get-text-property (point) 'gnus-data)) - (fun (get-text-property (point) 'gnus-callback))) + (let ((data (get-text-property (point) 'gnus-data)) + (fun (get-text-property (point) 'gnus-callback))) (when fun (funcall fun data)))) @@ -3874,19 +6083,22 @@ 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. (article-goto-body) (setq beg (point)) (while (setq entry (pop alist)) - (setq regexp (car entry)) + (setq regexp (eval (car entry))) (goto-char beg) (while (re-search-forward regexp nil t) (let* ((start (and entry (match-beginning (nth 1 entry)))) @@ -3928,7 +6140,7 @@ specified by `gnus-button-alist'." (match-beginning 0)) (point-max))) (goto-char beg) - (while (re-search-forward (nth 1 entry) end t) + (while (re-search-forward (eval (nth 1 entry)) end t) ;; Each match within a header. (let* ((entry (cdr entry)) (start (match-beginning (nth 1 entry))) @@ -3970,9 +6182,20 @@ 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. @@ -3980,7 +6203,7 @@ specified by `gnus-button-alist'." (entry nil)) (while alist (setq entry (pop alist)) - (if (looking-at (car entry)) + (if (looking-at (eval (car entry))) (setq alist nil) (setq entry nil))) entry)) @@ -4008,6 +6231,61 @@ 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-man (url) + "Fetch a man page." + (funcall gnus-button-man-handler 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 @@ -4019,8 +6297,10 @@ 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) @@ -4028,160 +6308,142 @@ specified by `gnus-button-alist'." (nntp-address ,(match-string 1 address)) (nntp-port-number ,(if (match-end 3) (match-string 3 address) - "nntp"))))))) + "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 (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 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 - article-type annotation)))) - -(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 (if (bolp) + ;; Exclude a newline. + (1- (point)) + (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 - article-type annotation)))) + `(,@(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 (if (bolp) + ;; Exclude a newline. + (1- (point)) + (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))) @@ -4189,7 +6451,7 @@ 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))) @@ -4197,13 +6459,13 @@ forbidden in URL encoding." '(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 +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) +\((\"chinese\" . gnus-decode-encoded-word-region-by-guess) mail-decode-encoded-word-region (\"chinese\" . rfc1843-decode-region)) ") @@ -4216,13 +6478,13 @@ For example: (eq gnus-newsgroup-name (car gnus-decode-header-methods-cache))) (setq gnus-decode-header-methods-cache (list gnus-newsgroup-name)) - (mapc '(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)))))) + (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) @@ -4246,53 +6508,311 @@ For example: (while list (when (string-match (pop list) type) (throw 'found t))))))) + (highlightp (gnus-visual-p 'article-highlight 'highlight)) val elem) - (when (gnus-visual-p 'article-highlight 'highlight) - (gnus-run-hooks 'gnus-part-display-hook) - (while (setq elem (pop alist)) - (setq val (symbol-value (car elem))) - (when (and (or (consp val) - treated-type) - (gnus-treat-predicate val)) - (save-restriction - (funcall (cadr elem)))))))) + (gnus-run-hooks 'gnus-part-display-hook) + (dolist (elem alist) + (setq val + (save-excursion + (when (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. -(defvar part-number) -(defvar total-parts) -(defvar type) -(defvar condition) -(defvar length) +(eval-when-compile + (defvar part-number) + (defvar total-parts) + (defvar type) + (defvar condition) + (defvar length)) + (defun gnus-treat-predicate (val) (cond - (condition - (eq condition val)) ((null val) nil) - ((eq val t) - t) - ((eq val 'head) - nil) - ((eq val 'last) - (eq part-number total-parts)) - ((numberp val) - (< length val)) + (condition + (eq condition val)) + ((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-tread-predicate val))) + (apply 'gnus-and (mapcar 'gnus-treat-predicate val))) ((eq pred 'not) - (not (gnus-treat-predicate val))) + (not (gnus-treat-predicate (car val)))) ((eq pred 'typep) - (equal (cadr val) type)) + (equal (car val) type)) (t (error "%S is not a valid predicate" pred))))) + ((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 (member gnus-newsgroup-name '("nndraft:delayed" + "nndraft:drafts" + "nndraft:queue")) + (error "Can't encrypt the article in group %s" + gnus-newsgroup-name)) + (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-string) + (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 (not details) + (gnus-message 5 "No details.") + (if gnus-mime-security-show-details-inline + (let ((gnus-mime-security-button-pressed + (not (get-text-property (point) 'gnus-mime-details))) + (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)))) + ;; Not inlined. + (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))))) + +(defun gnus-mime-security-press-button (handle) + (save-excursion + (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 + gnus-mime-details ,gnus-mime-security-button-pressed + article-type annotation + gnus-data ,handle)) + (setq e (if (bolp) + ;; Exclude a newline. + (1- (point)) + (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). + (when (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)