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Diffstat (limited to 'lisp/message.el')
| -rw-r--r-- | lisp/message.el | 2996 |
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diff --git a/lisp/message.el b/lisp/message.el deleted file mode 100644 index edfe6fbdee7..00000000000 --- a/lisp/message.el +++ /dev/null @@ -1,2996 +0,0 @@ -;;; message.el --- composing mail and news messages -;; Copyright (C) 1996 Free Software Foundation, Inc. - -;; Author: Lars Magne Ingebrigtsen <larsi@ifi.uio.no> -;; Keywords: mail, news - -;; This file is part of GNU Emacs. - -;; GNU Emacs is free software; you can redistribute it and/or modify -;; it under the terms of the GNU General Public License as published by -;; the Free Software Foundation; either version 2, or (at your option) -;; any later version. - -;; GNU Emacs is distributed in the hope that it will be useful, -;; but WITHOUT ANY WARRANTY; without even the implied warranty of -;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -;; GNU General Public License for more details. - -;; You should have received a copy of the GNU General Public License -;; along with GNU Emacs; see the file COPYING. If not, write to the -;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, -;; Boston, MA 02111-1307, USA. - -;;; Commentary: - -;; This mode provides mail-sending facilities from within Emacs. It -;; consists mainly of large chunks of code from the sendmail.el, -;; gnus-msg.el and rnewspost.el files. - -;;; Code: - -(eval-when-compile - (require 'cl)) -(require 'mailheader) -(require 'rmail) -(require 'nnheader) -(require 'timezone) -(require 'easymenu) -(if (string-match "XEmacs\\|Lucid" emacs-version) - (require 'mail-abbrevs) - (require 'mailabbrev)) - -(defvar message-directory "~/Mail/" - "*Directory from which all other mail file variables are derived.") - -(defvar message-max-buffers 10 - "*How many buffers to keep before starting to kill them off.") - -(defvar message-send-rename-function nil - "Function called to rename the buffer after sending it.") - -;;;###autoload -(defvar message-fcc-handler-function 'rmail-output - "*A function called to save outgoing articles. -This function will be called with the name of the file to store the -article in. The default function is `rmail-output' which saves in Unix -mailbox format.") - -;;;###autoload -(defvar message-courtesy-message - "The following message is a courtesy copy of an article\nthat has been posted as well.\n\n" - "*This is inserted at the start of a mailed copy of a posted message. -If this variable is nil, no such courtesy message will be added.") - -;;;###autoload -(defvar message-ignored-bounced-headers "^\\(Received\\|Return-Path\\):" - "*Regexp that matches headers to be removed in resent bounced mail.") - -;;;###autoload -(defvar message-from-style 'default - "*Specifies how \"From\" headers look. - -If `nil', they contain just the return address like: - king@grassland.com -If `parens', they look like: - king@grassland.com (Elvis Parsley) -If `angles', they look like: - Elvis Parsley <king@grassland.com> - -Otherwise, most addresses look like `angles', but they look like -`parens' if `angles' would need quoting and `parens' would not.") - -;;;###autoload -(defvar message-syntax-checks nil - "Controls what syntax checks should not be performed on outgoing posts. -To disable checking of long signatures, for instance, add - `(signature . disabled)' to this list. - -Don't touch this variable unless you really know what you're doing. - -Checks include subject-cmsg multiple-headers sendsys message-id from -long-lines control-chars size new-text redirected-followup signature -approved sender empty empty-headers message-id from subject.") - -;;;###autoload -(defvar message-required-news-headers - '(From Newsgroups Subject Date Message-ID - (optional . Organization) Lines - (optional . X-Newsreader)) - "*Headers to be generated or prompted for when posting an article. -RFC977 and RFC1036 require From, Date, Newsgroups, Subject, -Message-ID. Organization, Lines, In-Reply-To, Expires, and -X-Newsreader are optional. If don't you want message to insert some -header, remove it from this list.") - -;;;###autoload -(defvar message-required-mail-headers - '(From Subject Date (optional . In-Reply-To) Message-ID Lines - (optional . X-Mailer)) - "*Headers to be generated or prompted for when mailing a message. -RFC822 required that From, Date, To, Subject and Message-ID be -included. Organization, Lines and X-Mailer are optional.") - -;;;###autoload -(defvar message-deletable-headers '(Message-ID Date) - "*Headers to be deleted if they already exist and were generated by message previously.") - -;;;###autoload -(defvar message-ignored-news-headers - "^NNTP-Posting-Host:\\|^Xref:\\|^Bcc:\\|^Gcc:\\|^Fcc:" - "*Regexp of headers to be removed unconditionally before posting.") - -;;;###autoload -(defvar message-ignored-mail-headers "^Gcc:\\|^Fcc:" - "*Regexp of headers to be removed unconditionally before mailing.") - -;;;###autoload -(defvar message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|Return-Path:\\|^Supersedes:" - "*Header lines matching this regexp will be deleted before posting. -It's best to delete old Path and Date headers before posting to avoid -any confusion.") - -;;;###autoload -(defvar message-signature-separator "^-- *$" - "Regexp matching the signature separator.") - -;;;###autoload -(defvar message-interactive nil - "Non-nil means when sending a message wait for and display errors. -nil means let mailer mail back a message to report errors.") - -;;;###autoload -(defvar message-generate-new-buffers t - "*Non-nil means that a new message buffer will be created whenever `mail-setup' is called. -If this is a function, call that function with three parameters: The type, -the to address and the group name. (Any of these may be nil.) The function -should return the new buffer name.") - -;;;###autoload -(defvar message-kill-buffer-on-exit nil - "*Non-nil means that the message buffer will be killed after sending a message.") - -(defvar gnus-local-organization) -(defvar message-user-organization - (or (and (boundp 'gnus-local-organization) - gnus-local-organization) - (getenv "ORGANIZATION") - t) - "*String to be used as an Organization header. -If t, use `message-user-organization-file'.") - -;;;###autoload -(defvar message-user-organization-file "/usr/lib/news/organization" - "*Local news organization file.") - -(defvar message-autosave-directory "~/" - ; (concat (file-name-as-directory message-directory) "drafts/") - "*Directory where message autosaves buffers. -If nil, message won't autosave.") - -(defvar message-forward-start-separator - "------- Start of forwarded message -------\n" - "*Delimiter inserted before forwarded messages.") - -(defvar message-forward-end-separator - "------- End of forwarded message -------\n" - "*Delimiter inserted after forwarded messages.") - -;;;###autoload -(defvar message-signature-before-forwarded-message t - "*If non-nil, put the signature before any included forwarded message.") - -;;;###autoload -(defvar message-included-forward-headers - "^From:\\|^Newsgroups:\\|^Subject:\\|^Date:\\|^Followup-To:\\|^Reply-To:\\|^Organization:\\|^Summary:\\|^Keywords:\\|^To:\\|^Cc:\\|^Posted-To:\\|^Mail-Copies-To:\\|^Apparently-To:\\|^Gnus-Warning:\\|^Resent-\\|^Message-ID:\\|^References:" - "*Regexp matching headers to be included in forwarded messages.") - -;;;###autoload -(defvar message-ignored-resent-headers "^Return-receipt" - "*All headers that match this regexp will be deleted when resending a message.") - -;;;###autoload -(defvar message-ignored-cited-headers "." - "Delete these headers from the messages you yank.") - -;; Useful to set in site-init.el -;;;###autoload -(defvar message-send-mail-function 'message-send-mail-with-sendmail - "Function to call to send the current buffer as mail. -The headers should be delimited by a line whose contents match the -variable `mail-header-separator'. - -Legal values include `message-send-mail-with-mh' and -`message-send-mail-with-sendmail', which is the default.") - -;;;###autoload -(defvar message-send-news-function 'message-send-news - "Function to call to send the current buffer as news. -The headers should be delimited by a line whose contents match the -variable `mail-header-separator'.") - -;;;###autoload -(defvar message-reply-to-function nil - "Function that should return a list of headers. -This function should pick out addresses from the To, Cc, and From headers -and respond with new To and Cc headers.") - -;;;###autoload -(defvar message-wide-reply-to-function nil - "Function that should return a list of headers. -This function should pick out addresses from the To, Cc, and From headers -and respond with new To and Cc headers.") - -;;;###autoload -(defvar message-followup-to-function nil - "Function that should return a list of headers. -This function should pick out addresses from the To, Cc, and From headers -and respond with new To and Cc headers.") - -;;;###autoload -(defvar message-use-followup-to 'ask - "*Specifies what to do with Followup-To header. -If nil, ignore the header. If it is t, use its value, but query before -using the \"poster\" value. If it is the symbol `ask', query the user -whether to ignore the \"poster\" value. If it is the symbol `use', -always use the value.") - -(defvar gnus-post-method) -(defvar gnus-select-method) -;;;###autoload -(defvar message-post-method - (cond ((and (boundp 'gnus-post-method) - gnus-post-method) - gnus-post-method) - ((boundp 'gnus-select-method) - gnus-select-method) - (t '(nnspool ""))) - "Method used to post news.") - -;;;###autoload -(defvar message-generate-headers-first nil - "*If non-nil, generate all possible headers before composing.") - -(defvar message-setup-hook nil - "Normal hook, run each time a new outgoing message is initialized. -The function `message-setup' runs this hook.") - -(defvar message-signature-setup-hook nil - "Normal hook, run each time a new outgoing message is initialized. -It is run after the headers have been inserted and before -the signature is inserted.") - -(defvar message-mode-hook - (if (fboundp 'mail-abbrevs-setup) - '(mail-abbrevs-setup) - (list (intern "mail-aliases-setup"))) - "Hook run in message mode buffers.") - -(defvar message-header-hook nil - "Hook run in a message mode buffer narrowed to the headers.") - -(defvar message-header-setup-hook nil - "Hook called narrowed to the headers when setting up a message buffer.") - -;;;###autoload -(defvar message-citation-line-function 'message-insert-citation-line - "*Function called to insert the \"Whomever writes:\" line.") - -;;;###autoload -(defvar message-yank-prefix "> " - "*Prefix inserted on the lines of yanked messages. -nil means use indentation.") - -(defvar message-indentation-spaces 3 - "*Number of spaces to insert at the beginning of each cited line. -Used by `message-yank-original' via `message-yank-cite'.") - -;;;###autoload -(defvar message-cite-function 'message-cite-original - "*Function for citing an original message.") - -;;;###autoload -(defvar message-indent-citation-function 'message-indent-citation - "*Function for modifying a citation just inserted in the mail buffer. -This can also be a list of functions. Each function can find the -citation between (point) and (mark t). And each function should leave -point and mark around the citation text as modified.") - -(defvar message-abbrevs-loaded nil) - -;;;###autoload -(defvar message-signature t - "*String to be inserted at the end of the message buffer. -If t, the `message-signature-file' file will be inserted instead. -If a function, the result from the function will be used instead. -If a form, the result from the form will be used instead.") - -;;;###autoload -(defvar message-signature-file "~/.signature" - "*File containing the text inserted at end of message. buffer.") - -(defvar message-distribution-function nil - "*Function called to return a Distribution header.") - -(defvar message-expires 14 - "*Number of days before your article expires.") - -(defvar message-user-path nil - "If nil, use the NNTP server name in the Path header. -If stringp, use this; if non-nil, use no host name (user name only).") - -(defvar message-reply-buffer nil) -(defvar message-reply-headers nil) -(defvar message-newsreader nil) -(defvar message-mailer nil) -(defvar message-sent-message-via nil) -(defvar message-checksum nil) -(defvar message-send-actions nil - "A list of actions to be performed upon successful sending of a message.") -(defvar message-exit-actions nil - "A list of actions to be performed upon exiting after sending a message.") -(defvar message-kill-actions nil - "A list of actions to be performed before killing a message buffer.") -(defvar message-postpone-actions nil - "A list of actions to be performed after postponing a message.") - -;;;###autoload -(defvar message-default-headers nil - "*A string containing header lines to be inserted in outgoing messages. -It is inserted before you edit the message, so you can edit or delete -these lines.") - -;;;###autoload -(defvar message-default-mail-headers nil - "*A string of header lines to be inserted in outgoing mails.") - -;;;###autoload -(defvar message-default-news-headers nil - "*A string of header lines to be inserted in outgoing news articles.") - -;; Note: could use /usr/ucb/mail instead of sendmail; -;; options -t, and -v if not interactive. -(defvar message-mailer-swallows-blank-line - (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)" - system-configuration) - (file-readable-p "/etc/sendmail.cf") - (let ((buffer (get-buffer-create " *temp*"))) - (unwind-protect - (save-excursion - (set-buffer buffer) - (insert-file-contents "/etc/sendmail.cf") - (goto-char (point-min)) - (let ((case-fold-search nil)) - (re-search-forward "^OR\\>" nil t))) - (kill-buffer buffer)))) - ;; According to RFC822, "The field-name must be composed of printable - ;; ASCII characters (i.e. characters that have decimal values between - ;; 33 and 126, except colon)", i.e. any chars except ctl chars, - ;; space, or colon. - '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:")) - "Set this non-nil if the system's mailer runs the header and body together. -\(This problem exists on Sunos 4 when sendmail is run in remote mode.) -The value should be an expression to test whether the problem will -actually occur.") - -(defvar message-mode-syntax-table - (let ((table (copy-syntax-table text-mode-syntax-table))) - (modify-syntax-entry ?% ". " table) - table) - "Syntax table used while in Message mode.") - -(defvar message-font-lock-keywords - (let* ((cite-prefix "A-Za-z") (cite-suffix (concat cite-prefix "0-9_.@-"))) - (list '("^To:" . font-lock-function-name-face) - '("^[GBF]?[Cc][Cc]:\\|^Reply-To:" . font-lock-keyword-face) - '("^\\(Subject:\\)[ \t]*\\(.+\\)?" - (1 font-lock-comment-face) (2 font-lock-type-face nil t)) - (list (concat "^\\(" (regexp-quote mail-header-separator) "\\)$") - 1 'font-lock-comment-face) - (cons (concat "^[ \t]*" - "\\([" cite-prefix "]+[" cite-suffix "]*\\)?" - "[>|}].*") - 'font-lock-reference-face) - '("^\\(X-[A-Za-z0-9-]+\\|In-reply-to\\):.*" - . font-lock-string-face))) - "Additional expressions to highlight in Message mode.") - -(defvar message-face-alist - '((bold . bold-region) - (underline . underline-region) - (default . (lambda (b e) - (unbold-region b e) - (ununderline-region b e)))) - "Alist of mail and news faces for facemenu. -The cdr of ech entry is a function for applying the face to a region.") - -(defvar message-send-hook nil - "Hook run before sending messages.") - -(defvar message-sent-hook nil - "Hook run after sending messages.") - -;;; Internal variables. - -(defvar message-buffer-list nil) - -;;; Regexp matching the delimiter of messages in UNIX mail format -;;; (UNIX From lines), minus the initial ^. -(defvar message-unix-mail-delimiter - (let ((time-zone-regexp - (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?" - "\\|[-+]?[0-9][0-9][0-9][0-9]" - "\\|" - "\\) *"))) - (concat - "From " - - ;; Username, perhaps with a quoted section that can contain spaces. - "\\(" - "[^ \n]*" - "\\(\\|\".*\"[^ \n]*\\)" - "\\|<[^<>\n]+>" - "\\) ?" - - ;; The time the message was sent. - "\\([^ \n]*\\) *" ; day of the week - "\\([^ ]*\\) *" ; month - "\\([0-9]*\\) *" ; day of month - "\\([0-9:]*\\) *" ; time of day - - ;; Perhaps a time zone, specified by an abbreviation, or by a - ;; numeric offset. - time-zone-regexp - - ;; The year. - " [0-9][0-9]\\([0-9]*\\) *" - - ;; On some systems the time zone can appear after the year, too. - time-zone-regexp - - ;; Old uucp cruft. - "\\(remote from .*\\)?" - - "\n"))) - -(defvar message-unsent-separator - (concat "^ *---+ +Unsent message follows +---+ *$\\|" - "^ *---+ +Returned message +---+ *$\\|" - "^Start of returned message$\\|" - "^ *---+ +Original message +---+ *$\\|" - "^ *--+ +begin message +--+ *$\\|" - "^ *---+ +Original message follows +---+ *$\\|" - "^|? *---+ +Message text follows: +---+ *|?$") - "A regexp that matches the separator before the text of a failed message.") - -(defvar message-header-format-alist - `((Newsgroups) - (To . message-fill-address) - (Cc . message-fill-address) - (Subject) - (In-Reply-To) - (Fcc) - (Bcc) - (Date) - (Organization) - (Distribution) - (Lines) - (Expires) - (Message-ID) - (References . message-fill-header) - (X-Mailer) - (X-Newsreader)) - "Alist used for formatting headers.") - -(eval-and-compile - (autoload 'message-setup-toolbar "messagexmas") - (autoload 'mh-send-letter "mh-comp")) - - - -;;; -;;; Utility functions. -;;; - -(defun message-point-at-bol () - "Return point at the beginning of the line." - (let ((p (point))) - (beginning-of-line) - (prog1 - (point) - (goto-char p)))) - -(defun message-point-at-eol () - "Return point at the end of the line." - (let ((p (point))) - (end-of-line) - (prog1 - (point) - (goto-char p)))) - -;; Delete the current line (and the next N lines.); -(defmacro message-delete-line (&optional n) - `(delete-region (progn (beginning-of-line) (point)) - (progn (forward-line ,(or n 1)) (point)))) - -(defun message-tokenize-header (header &optional separator) - "Split HEADER into a list of header elements. -\",\" is used as the separator." - (let ((regexp (format "[%s]+" (or separator ","))) - (beg 1) - quoted elems) - (save-excursion - (message-set-work-buffer) - (insert header) - (goto-char (point-min)) - (while (not (eobp)) - (forward-char 1) - (cond ((and (> (point) beg) - (or (eobp) - (and (looking-at regexp) - (not quoted)))) - (push (buffer-substring beg (point)) elems) - (setq beg (match-end 0))) - ((= (following-char) ?\") - (setq quoted (not quoted))))) - (nreverse elems)))) - -(defun message-fetch-field (header) - "The same as `mail-fetch-field', only remove all newlines." - (let ((value (mail-fetch-field header))) - (when value - (nnheader-replace-chars-in-string value ?\n ? )))) - -(defun message-fetch-reply-field (header) - "Fetch FIELD from the message we're replying to." - (when (and message-reply-buffer - (buffer-name message-reply-buffer)) - (save-excursion - (set-buffer message-reply-buffer) - (message-fetch-field header)))) - -(defun message-set-work-buffer () - (if (get-buffer " *message work*") - (progn - (set-buffer " *message work*") - (erase-buffer)) - (set-buffer (get-buffer-create " *message work*")) - (kill-all-local-variables) - (buffer-disable-undo (current-buffer)))) - -(defun message-functionp (form) - "Return non-nil if FORM is funcallable." - (or (and (symbolp form) (fboundp form)) - (and (listp form) (eq (car form) 'lambda)))) - -(defun message-strip-subject-re (subject) - "Remove \"Re:\" from subject lines." - (if (string-match "^[Rr][Ee]: *" subject) - (substring subject (match-end 0)) - subject)) - -(defun message-remove-header (header &optional is-regexp first reverse) - "Remove HEADER in the narrowed buffer. -If REGEXP, HEADER is a regular expression. -If FIRST, only remove the first instance of the header. -Return the number of headers removed." - (goto-char (point-min)) - (let ((regexp (if is-regexp header (concat "^" header ":"))) - (number 0) - (case-fold-search t) - last) - (while (and (not (eobp)) - (not last)) - (if (if reverse - (not (looking-at regexp)) - (looking-at regexp)) - (progn - (incf number) - (when first - (setq last t)) - (delete-region - (point) - ;; There might be a continuation header, so we have to search - ;; until we find a new non-continuation line. - (progn - (forward-line 1) - (if (re-search-forward "^[^ \t]" nil t) - (goto-char (match-beginning 0)) - (point-max))))) - (forward-line 1) - (if (re-search-forward "^[^ \t]" nil t) - (goto-char (match-beginning 0)) - (point-max)))) - number)) - -(defun message-narrow-to-headers () - "Narrow the buffer to the head of the message." - (widen) - (narrow-to-region - (goto-char (point-min)) - (if (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "\n") nil t) - (match-beginning 0) - (point-max))) - (goto-char (point-min))) - -(defun message-narrow-to-head () - "Narrow the buffer to the head of the message." - (widen) - (narrow-to-region - (goto-char (point-min)) - (if (search-forward "\n\n" nil 1) - (1- (point)) - (point-max))) - (goto-char (point-min))) - -(defun message-news-p () - "Say whether the current buffer contains a news message." - (save-excursion - (save-restriction - (message-narrow-to-headers) - (message-fetch-field "newsgroups")))) - -(defun message-mail-p () - "Say whether the current buffer contains a mail message." - (save-excursion - (save-restriction - (message-narrow-to-headers) - (or (message-fetch-field "to") - (message-fetch-field "cc") - (message-fetch-field "bcc"))))) - -(defun message-next-header () - "Go to the beginning of the next header." - (beginning-of-line) - (or (eobp) (forward-char 1)) - (not (if (re-search-forward "^[^ \t]" nil t) - (beginning-of-line) - (goto-char (point-max))))) - -(defun message-sort-headers-1 () - "Sort the buffer as headers using `message-rank' text props." - (goto-char (point-min)) - (sort-subr - nil 'message-next-header - (lambda () - (message-next-header) - (unless (bobp) - (forward-char -1))) - (lambda () - (or (get-text-property (point) 'message-rank) - 0)))) - -(defun message-sort-headers () - "Sort the headers of the current message according to `message-header-format-alist'." - (interactive) - (save-excursion - (save-restriction - (let ((max (1+ (length message-header-format-alist))) - rank) - (message-narrow-to-headers) - (while (re-search-forward "^[^ \n]+:" nil t) - (put-text-property - (match-beginning 0) (1+ (match-beginning 0)) - 'message-rank - (if (setq rank (length (memq (assq (intern (buffer-substring - (match-beginning 0) - (1- (match-end 0)))) - message-header-format-alist) - message-header-format-alist))) - (- max rank) - (1+ max))))) - (message-sort-headers-1)))) - -(defmacro message-y-or-n-p (question show &rest text) - "Ask QUESTION, displaying the rest of the arguments in a temporary buffer." - `(message-talkative-question 'y-or-n-p ,question ,show ,@text)) - -(defun message-talkative-question (ask question show &rest text) - "Call FUNCTION with argument QUESTION, displaying the rest of the arguments in a temporary buffer if SHOW. -The following arguments may contain lists of values." - (if (and show - (setq text (message-flatten-list text))) - (save-window-excursion - (save-excursion - (with-output-to-temp-buffer " *MESSAGE information message*" - (set-buffer " *MESSAGE information message*") - (mapcar 'princ text) - (goto-char (point-min)))) - (funcall ask question)) - (funcall ask question))) - -(defun message-flatten-list (&rest list) - (message-flatten-list-1 list)) - -(defun message-flatten-list-1 (list) - (cond ((consp list) - (apply 'nconc (mapcar 'message-flatten-list-1 list))) - (list - (list list)))) - - -;;; -;;; Message mode -;;; - -;;; Set up keymap. - -(defvar message-mode-map nil) - -(unless message-mode-map - (setq message-mode-map (copy-keymap text-mode-map)) - (define-key message-mode-map "\C-c?" 'describe-mode) - - (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to) - (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc) - (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc) - (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc) - (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject) - (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to) - (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups) - (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution) - (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to) - (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords) - (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary) - (define-key message-mode-map "\C-c\C-b" 'message-goto-body) - (define-key message-mode-map "\C-c\C-i" 'message-goto-signature) - - (define-key message-mode-map "\C-c\C-t" 'message-insert-to) - (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups) - - (define-key message-mode-map "\C-c\C-y" 'message-yank-original) - (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message) - (define-key message-mode-map "\C-c\C-w" 'message-insert-signature) - (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body) - (define-key message-mode-map "\C-c\C-o" 'message-sort-headers) - (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer) - - (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit) - (define-key message-mode-map "\C-c\C-s" 'message-send) - (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer) - (define-key message-mode-map "\C-c\C-d" 'message-dont-send) - - (define-key message-mode-map "\t" 'message-tab)) - -(easy-menu-define message-mode-menu message-mode-map - "Message Menu." - '("Message" - "Go to Field:" - "----" - ["To" message-goto-to 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] - ["Distribution" message-goto-distribution t] - ["Body" message-goto-body t] - ["Signature" message-goto-signature t] - "----" - "Miscellaneous Commands:" - "----" - ["Sort Headers" message-sort-headers t] - ["Yank Original" message-yank-original t] - ["Fill Yanked Message" message-fill-yanked-message t] - ["Insert Signature" message-insert-signature t] - ["Caesar (rot13) Message" message-caesar-buffer-body t] - ["Rename buffer" message-rename-buffer t] - ["Spellcheck" ispell-message t] - "----" - ["Send Message" message-send-and-exit t] - ["Abort Message" message-dont-send t])) - -(defvar facemenu-add-face-function) -(defvar facemenu-remove-face-function) - -;;;###autoload -(defun message-mode () - "Major mode for editing mail and news to be sent. -Like Text Mode but with these additional commands: -C-c C-s message-send (send the message) C-c C-c message-send-and-exit -C-c C-f move to a header field (and create it if there isn't): - C-c C-f C-t move to To C-c C-f C-s move to Subject - C-c C-f C-c move to Cc C-c C-f C-b move to Bcc - C-c C-f C-f move to Fcc C-c C-f C-r move to Reply-To - C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups - C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution - C-c C-f C-o move to Followup-To -C-c C-t message-insert-to (add a To header to a news followup) -C-c C-n message-insert-newsgroups (add a Newsgroup header to a news reply) -C-c C-b message-goto-body (move to beginning of message text). -C-c C-i message-goto-signature (move to the beginning of the signature). -C-c C-w message-insert-signature (insert `message-signature-file' file). -C-c C-y message-yank-original (insert current message, if any). -C-c C-q message-fill-yanked-message (fill what was yanked). -C-c C-r message-caesar-buffer-body (rot13 the message body)." - (interactive) - (kill-all-local-variables) - (make-local-variable 'message-reply-buffer) - (setq message-reply-buffer nil) - (make-local-variable 'message-send-actions) - (make-local-variable 'message-exit-actions) - (make-local-variable 'message-kill-actions) - (make-local-variable 'message-postpone-actions) - (set-syntax-table message-mode-syntax-table) - (use-local-map message-mode-map) - (setq local-abbrev-table text-mode-abbrev-table) - (setq major-mode 'message-mode) - (setq mode-name "Message") - (setq buffer-offer-save t) - (make-local-variable 'font-lock-defaults) - (setq font-lock-defaults '(message-font-lock-keywords t)) - (make-local-variable 'facemenu-add-face-function) - (make-local-variable 'facemenu-remove-face-function) - (setq facemenu-add-face-function - (lambda (face end) - (let ((face-fun (cdr (assq face message-face-alist)))) - (if face-fun - (funcall face-fun (point) end) - (error "Face %s not configured for %s mode" face mode-name))) - "") - facemenu-remove-face-function t) - (make-local-variable 'paragraph-separate) - (make-local-variable 'paragraph-start) - (setq paragraph-start (concat (regexp-quote mail-header-separator) - "$\\|[ \t]*[-_][-_][-_]+$\\|" - "-- $\\|" - paragraph-start)) - (setq paragraph-separate (concat (regexp-quote mail-header-separator) - "$\\|[ \t]*[-_][-_][-_]+$\\|" - "-- $\\|" - paragraph-separate)) - (make-local-variable 'message-reply-headers) - (setq message-reply-headers nil) - (make-local-variable 'message-newsreader) - (make-local-variable 'message-mailer) - (make-local-variable 'message-post-method) - (make-local-variable 'message-sent-message-via) - (setq message-sent-message-via nil) - (make-local-variable 'message-checksum) - (setq message-checksum nil) - ;;(when (fboundp 'mail-hist-define-keys) - ;; (mail-hist-define-keys)) - (when (string-match "XEmacs\\|Lucid" emacs-version) - (message-setup-toolbar)) - (easy-menu-add message-mode-menu message-mode-map) - (run-hooks 'text-mode-hook 'message-mode-hook)) - - - -;;; -;;; Message mode commands -;;; - -;;; Movement commands - -(defun message-goto-to () - "Move point to the To header." - (interactive) - (message-position-on-field "To")) - -(defun message-goto-subject () - "Move point to the Subject header." - (interactive) - (message-position-on-field "Subject")) - -(defun message-goto-cc () - "Move point to the Cc header." - (interactive) - (message-position-on-field "Cc" "To")) - -(defun message-goto-bcc () - "Move point to the Bcc header." - (interactive) - (message-position-on-field "Bcc" "Cc" "To")) - -(defun message-goto-fcc () - "Move point to the Fcc header." - (interactive) - (message-position-on-field "Fcc" "To" "Newsgroups")) - -(defun message-goto-reply-to () - "Move point to the Reply-To header." - (interactive) - (message-position-on-field "Reply-To" "Subject")) - -(defun message-goto-newsgroups () - "Move point to the Newsgroups header." - (interactive) - (message-position-on-field "Newsgroups")) - -(defun message-goto-distribution () - "Move point to the Distribution header." - (interactive) - (message-position-on-field "Distribution")) - -(defun message-goto-followup-to () - "Move point to the Followup-To header." - (interactive) - (message-position-on-field "Followup-To" "Newsgroups")) - -(defun message-goto-keywords () - "Move point to the Keywords header." - (interactive) - (message-position-on-field "Keywords" "Subject")) - -(defun message-goto-summary () - "Move point to the Summary header." - (interactive) - (message-position-on-field "Summary" "Subject")) - -(defun message-goto-body () - "Move point to the beginning of the message body." - (interactive) - (if (looking-at "[ \t]*\n") (expand-abbrev)) - (goto-char (point-min)) - (search-forward (concat "\n" mail-header-separator "\n") nil t)) - -(defun message-goto-signature () - "Move point to the beginning of the message signature." - (interactive) - (goto-char (point-min)) - (or (re-search-forward message-signature-separator nil t) - (goto-char (point-max)))) - - - -(defun message-insert-to () - "Insert a To header that points to the author of the article being replied to." - (interactive) - (when (and (message-position-on-field "To") - (mail-fetch-field "to") - (not (string-match "\\` *\\'" (mail-fetch-field "to")))) - (insert ", ")) - (insert (or (message-fetch-reply-field "reply-to") - (message-fetch-reply-field "from") ""))) - -(defun message-insert-newsgroups () - "Insert the Newsgroups header from the article being replied to." - (interactive) - (when (and (message-position-on-field "Newsgroups") - (mail-fetch-field "newsgroups") - (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups")))) - (insert ",")) - (insert (or (message-fetch-reply-field "newsgroups") ""))) - - - -;;; Various commands - -(defun message-insert-signature (&optional force) - "Insert a signature. See documentation for the `message-signature' variable." - (interactive (list 0)) - (let* ((signature - (cond ((and (null message-signature) - (eq force 0)) - (save-excursion - (goto-char (point-max)) - (not (re-search-backward - message-signature-separator nil t)))) - ((and (null message-signature) - force) - t) - ((message-functionp message-signature) - (funcall message-signature)) - ((listp message-signature) - (eval message-signature)) - (t message-signature))) - (signature - (cond ((stringp signature) - signature) - ((and (eq t signature) - message-signature-file - (file-exists-p message-signature-file)) - signature)))) - (when signature -; ;; Remove blank lines at the end of the message. - (goto-char (point-max)) -; (skip-chars-backward " \t\n") -; (delete-region (point) (point-max)) - ;; Insert the signature. - (unless (bolp) - (insert "\n")) - (insert "\n-- \n") - (if (eq signature t) - (insert-file-contents message-signature-file) - (insert signature)) - (goto-char (point-max)) - (or (bolp) (insert "\n"))))) - -(defvar message-caesar-translation-table nil) - -(defun message-caesar-region (b e &optional n) - "Caesar rotation of region by N, default 13, for decrypting netnews." - (interactive - (list - (min (point) (or (mark t) (point))) - (max (point) (or (mark t) (point))) - (when current-prefix-arg - (prefix-numeric-value current-prefix-arg)))) - - (setq n (if (numberp n) (mod n 26) 13)) ;canonize N - (unless (or (zerop n) ; no action needed for a rot of 0 - (= b e)) ; no region to rotate - ;; We build the table, if necessary. - (when (or (not message-caesar-translation-table) - (/= (aref message-caesar-translation-table ?a) (+ ?a n))) - (let ((i -1) - (table (make-string 256 0))) - (while (< (incf i) 256) - (aset table i i)) - (setq table - (concat - (substring table 0 ?A) - (substring table (+ ?A n) (+ ?A n (- 26 n))) - (substring table ?A (+ ?A n)) - (substring table (+ ?A 26) ?a) - (substring table (+ ?a n) (+ ?a n (- 26 n))) - (substring table ?a (+ ?a n)) - (substring table (+ ?a 26) 255))) - (setq message-caesar-translation-table table))) - ;; Then we translate the region. Do it this way to retain - ;; text properties. - (while (< b e) - (subst-char-in-region - b (1+ b) (char-after b) - (aref message-caesar-translation-table (char-after b))) - (incf b)))) - -(defun message-caesar-buffer-body (&optional rotnum) - "Caesar rotates all letters in the current buffer by 13 places. -Used to encode/decode possibly offensive messages (commonly in net.jokes). -With prefix arg, specifies the number of places to rotate each letter forward. -Mail and USENET news headers are not rotated." - (interactive (if current-prefix-arg - (list (prefix-numeric-value current-prefix-arg)) - (list nil))) - (save-excursion - (save-restriction - (when (message-goto-body) - (narrow-to-region (point) (point-max))) - (message-caesar-region (point-min) (point-max) rotnum)))) - -(defun message-rename-buffer (&optional enter-string) - "Rename the *message* buffer to \"*message* RECIPIENT\". -If the function is run with a prefix, it will ask for a new buffer -name, rather than giving an automatic name." - (interactive "Pbuffer name: ") - (save-excursion - (save-restriction - (goto-char (point-min)) - (narrow-to-region (point) - (search-forward mail-header-separator nil 'end)) - (let* ((mail-to (if (message-news-p) (message-fetch-field "Newsgroups") - (message-fetch-field "To"))) - (mail-trimmed-to - (if (string-match "," mail-to) - (concat (substring mail-to 0 (match-beginning 0)) ", ...") - mail-to)) - (name-default (concat "*message* " mail-trimmed-to)) - (name (if enter-string - (read-string "New buffer name: " name-default) - name-default))) - (rename-buffer name t))))) - -(defun message-fill-yanked-message (&optional justifyp) - "Fill the paragraphs of a message yanked into this one. -Numeric argument means justify as well." - (interactive "P") - (save-excursion - (goto-char (point-min)) - (search-forward (concat "\n" mail-header-separator "\n") nil t) - (let ((fill-prefix message-yank-prefix)) - (fill-individual-paragraphs (point) (point-max) justifyp t)))) - -(defun message-indent-citation () - "Modify text just inserted from a message to be cited. -The inserted text should be the region. -When this function returns, the region is again around the modified text. - -Normally, indent each nonblank line `message-indentation-spaces' spaces. -However, if `message-yank-prefix' is non-nil, insert that prefix on each line." - (let ((start (point))) - ;; Remove unwanted headers. - (when message-ignored-cited-headers - (save-restriction - (narrow-to-region - (goto-char start) - (if (search-forward "\n\n" nil t) - (1- (point)) - (point))) - (message-remove-header message-ignored-cited-headers t))) - ;; Do the indentation. - (if (null message-yank-prefix) - (indent-rigidly start (mark t) message-indentation-spaces) - (save-excursion - (goto-char start) - (while (< (point) (mark t)) - (insert message-yank-prefix) - (forward-line 1))) - (goto-char start)))) - -(defun message-yank-original (&optional arg) - "Insert the message being replied to, if any. -Puts point before the text and mark after. -Normally indents each nonblank line ARG spaces (default 3). However, -if `message-yank-prefix' is non-nil, insert that prefix on each line. - -This function uses `message-cite-function' to do the actual citing. - -Just \\[universal-argument] as argument means don't indent, insert no -prefix, and don't delete any headers." - (interactive "P") - (let ((modified (buffer-modified-p))) - (when (and message-reply-buffer - message-cite-function) - (delete-windows-on message-reply-buffer t) - (insert-buffer message-reply-buffer) - (funcall message-cite-function) - (message-exchange-point-and-mark) - (unless (bolp) - (insert ?\n)) - (unless modified - (setq message-checksum (cons (message-checksum) (buffer-size))))))) - -(defun message-cite-original () - (let ((start (point)) - (functions - (when message-indent-citation-function - (if (listp message-indent-citation-function) - message-indent-citation-function - (list message-indent-citation-function))))) - (goto-char start) - (while functions - (funcall (pop functions))) - (when message-citation-line-function - (unless (bolp) - (insert "\n")) - (funcall message-citation-line-function)))) - -(defun message-insert-citation-line () - "Function that inserts a simple citation line." - (when message-reply-headers - (insert (mail-header-from message-reply-headers) " writes:\n\n"))) - -(defun message-position-on-field (header &rest afters) - (let ((case-fold-search t)) - (save-restriction - (narrow-to-region - (goto-char (point-min)) - (progn - (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "$")) - (match-beginning 0))) - (goto-char (point-min)) - (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t) - (progn - (re-search-forward "^[^ \t]" nil 'move) - (beginning-of-line) - (skip-chars-backward "\n") - t) - (while (and afters - (not (re-search-forward - (concat "^" (regexp-quote (car afters)) ":") - nil t))) - (pop afters)) - (when afters - (re-search-forward "^[^ \t]" nil 'move) - (beginning-of-line)) - (insert header ": \n") - (forward-char -1) - nil)))) - -(defun message-remove-signature () - "Remove the signature from the text between point and mark. -The text will also be indented the normal way." - (save-excursion - (let ((start (point)) - mark) - (if (not (re-search-forward message-signature-separator (mark t) t)) - ;; No signature here, so we just indent the cited text. - (message-indent-citation) - ;; Find the last non-empty line. - (forward-line -1) - (while (looking-at "[ \t]*$") - (forward-line -1)) - (forward-line 1) - (setq mark (set-marker (make-marker) (point))) - (goto-char start) - (message-indent-citation) - ;; Enable undoing the deletion. - (undo-boundary) - (delete-region mark (mark t)) - (set-marker mark nil))))) - - - -;;; -;;; Sending messages -;;; - -(defun message-send-and-exit (&optional arg) - "Send message like `message-send', then, if no errors, exit from mail buffer." - (interactive "P") - (let ((buf (current-buffer)) - (actions message-exit-actions)) - (when (and (message-send arg) - (buffer-name buf)) - (if message-kill-buffer-on-exit - (kill-buffer buf) - (bury-buffer buf) - (when (eq buf (current-buffer)) - (message-bury buf))) - (message-do-actions actions)))) - -(defun message-dont-send () - "Don't send the message you have been editing." - (interactive) - (message-bury (current-buffer)) - (message-do-actions message-postpone-actions)) - -(defun message-kill-buffer () - "Kill the current buffer." - (interactive) - (let ((actions message-kill-actions)) - (kill-buffer (current-buffer)) - (message-do-actions actions))) - -(defun message-bury (buffer) - "Bury this mail buffer." - (let ((newbuf (other-buffer buffer))) - (bury-buffer buffer) - (if (and (fboundp 'frame-parameters) - (cdr (assq 'dedicated (frame-parameters))) - (not (null (delq (selected-frame) (visible-frame-list))))) - (delete-frame (selected-frame)) - (switch-to-buffer newbuf)))) - -(defun message-send (&optional arg) - "Send the message in the current buffer. -If `message-interactive' is non-nil, wait for success indication -or error messages, and inform user. -Otherwise any failure is reported in a message back to -the user from the mailer." - (interactive "P") - (when (if buffer-file-name - (y-or-n-p (format "Send buffer contents as %s message? " - (if (message-mail-p) - (if (message-news-p) "mail and news" "mail") - "news"))) - (or (buffer-modified-p) - (y-or-n-p "No changes in the buffer; really send? "))) - ;; Make it possible to undo the coming changes. - (undo-boundary) - (let ((inhibit-read-only t)) - (put-text-property (point-min) (point-max) 'read-only nil)) - (message-fix-before-sending) - (run-hooks 'message-send-hook) - (message "Sending...") - (when (and (or (not (message-news-p)) - (and (or (not (memq 'news message-sent-message-via)) - (y-or-n-p - "Already sent message via news; resend? ")) - (funcall message-send-news-function arg))) - (or (not (message-mail-p)) - (and (or (not (memq 'mail message-sent-message-via)) - (y-or-n-p - "Already sent message via mail; resend? ")) - (message-send-mail arg)))) - (message-do-fcc) - ;;(when (fboundp 'mail-hist-put-headers-into-history) - ;; (mail-hist-put-headers-into-history)) - (run-hooks 'message-sent-hook) - (message "Sending...done") - ;; If buffer has no file, mark it as unmodified and delete autosave. - (unless buffer-file-name - (set-buffer-modified-p nil) - (delete-auto-save-file-if-necessary t)) - ;; Delete other mail buffers and stuff. - (message-do-send-housekeeping) - (message-do-actions message-send-actions) - ;; Return success. - t))) - -(defun message-fix-before-sending () - "Do various things to make the message nice before sending it." - ;; Make sure there's a newline at the end of the message. - (goto-char (point-max)) - (unless (bolp) - (insert "\n"))) - -(defun message-add-action (action &rest types) - "Add ACTION to be performed when doing an exit of type TYPES." - (let (var) - (while types - (set (setq var (intern (format "message-%s-actions" (pop types)))) - (nconc (symbol-value var) (list action)))))) - -(defun message-do-actions (actions) - "Perform all actions in ACTIONS." - ;; Now perform actions on successful sending. - (while actions - (condition-case nil - (cond - ;; A simple function. - ((message-functionp (car actions)) - (funcall (car actions))) - ;; Something to be evaled. - (t - (eval (car actions)))) - (error)) - (pop actions))) - -(defun message-send-mail (&optional arg) - (require 'mail-utils) - (let ((tembuf (generate-new-buffer " message temp")) - (case-fold-search nil) - (news (message-news-p)) - (mailbuf (current-buffer))) - (save-restriction - (message-narrow-to-headers) - ;; Insert some headers. - (let ((message-deletable-headers - (if news nil message-deletable-headers))) - (message-generate-headers message-required-mail-headers)) - ;; Let the user do all of the above. - (run-hooks 'message-header-hook)) - (unwind-protect - (save-excursion - (set-buffer tembuf) - (erase-buffer) - (insert-buffer-substring mailbuf) - ;; Remove some headers. - (save-restriction - (message-narrow-to-headers) - ;; Remove some headers. - (message-remove-header message-ignored-mail-headers t)) - (goto-char (point-max)) - ;; require one newline at the end. - (or (= (preceding-char) ?\n) - (insert ?\n)) - (when (and news - (or (message-fetch-field "cc") - (message-fetch-field "to"))) - (message-insert-courtesy-copy)) - (funcall message-send-mail-function)) - (kill-buffer tembuf)) - (set-buffer mailbuf) - (push 'mail message-sent-message-via))) - -(defun message-send-mail-with-sendmail () - "Send off the prepared buffer with sendmail." - (let ((errbuf (if message-interactive - (generate-new-buffer " sendmail errors") - 0)) - resend-to-addresses delimline) - (let ((case-fold-search t)) - (save-restriction - (message-narrow-to-headers) - (setq resend-to-addresses (message-fetch-field "resent-to"))) - ;; Change header-delimiter to be what sendmail expects. - (goto-char (point-min)) - (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "\n")) - (replace-match "\n") - (backward-char 1) - (setq delimline (point-marker)) - ;; Insert an extra newline if we need it to work around - ;; Sun's bug that swallows newlines. - (goto-char (1+ delimline)) - (when (eval message-mailer-swallows-blank-line) - (newline)) - (when message-interactive - (save-excursion - (set-buffer errbuf) - (erase-buffer)))) - (let ((default-directory "/")) - (apply 'call-process-region - (append (list (point-min) (point-max) - (if (boundp 'sendmail-program) - sendmail-program - "/usr/lib/sendmail") - nil errbuf nil "-oi") - ;; Always specify who from, - ;; since some systems have broken sendmails. - (list "-f" (user-login-name)) - ;; These mean "report errors by mail" - ;; and "deliver in background". - (if (null message-interactive) '("-oem" "-odb")) - ;; Get the addresses from the message - ;; unless this is a resend. - ;; We must not do that for a resend - ;; because we would find the original addresses. - ;; For a resend, include the specific addresses. - (if resend-to-addresses - (list resend-to-addresses) - '("-t"))))) - (when message-interactive - (save-excursion - (set-buffer errbuf) - (goto-char (point-min)) - (while (re-search-forward "\n\n* *" nil t) - (replace-match "; ")) - (if (not (zerop (buffer-size))) - (error "Sending...failed to %s" - (buffer-substring (point-min) (point-max))))) - (when (bufferp errbuf) - (kill-buffer errbuf))))) - -(defun message-send-mail-with-mh () - "Send the prepared message buffer with mh." - (let ((mh-previous-window-config nil) - (name (make-temp-name - (concat (file-name-as-directory message-autosave-directory) - "msg.")))) - (setq buffer-file-name name) - (mh-send-letter) - (condition-case () - (delete-file name) - (error nil)))) - -(defun message-send-news (&optional arg) - (let ((tembuf (generate-new-buffer " *message temp*")) - (case-fold-search nil) - (method (if (message-functionp message-post-method) - (funcall message-post-method arg) - message-post-method)) - (messbuf (current-buffer)) - (message-syntax-checks - (if arg - (cons '(existing-newsgroups . disabled) - message-syntax-checks) - message-syntax-checks)) - result) - (save-restriction - (message-narrow-to-headers) - ;; Insert some headers. - (message-generate-headers message-required-news-headers) - ;; Let the user do all of the above. - (run-hooks 'message-header-hook)) - (message-cleanup-headers) - (when (message-check-news-syntax) - (unwind-protect - (save-excursion - (set-buffer tembuf) - (buffer-disable-undo (current-buffer)) - (erase-buffer) - (insert-buffer-substring messbuf) - ;; Remove some headers. - (save-restriction - (message-narrow-to-headers) - ;; Remove some headers. - (message-remove-header message-ignored-news-headers t)) - (goto-char (point-max)) - ;; require one newline at the end. - (or (= (preceding-char) ?\n) - (insert ?\n)) - (let ((case-fold-search t)) - ;; Remove the delimeter. - (goto-char (point-min)) - (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "\n")) - (replace-match "\n") - (backward-char 1)) - (require (car method)) - (funcall (intern (format "%s-open-server" (car method))) - (cadr method) (cddr method)) - (setq result - (funcall (intern (format "%s-request-post" (car method)))))) - (kill-buffer tembuf)) - (set-buffer messbuf) - (if result - (push 'news message-sent-message-via) - (message "Couldn't send message via news: %s" - (nnheader-get-report (car method))) - nil)))) - -;;; -;;; Header generation & syntax checking. -;;; - -(defun message-check-news-syntax () - "Check the syntax of the message." - (and - ;; We narrow to the headers and check them first. - (save-excursion - (save-restriction - (message-narrow-to-headers) - (and - ;; Check for commands in Subject. - (or - (message-check-element 'subject-cmsg) - (save-excursion - (if (string-match "^cmsg " (message-fetch-field "subject")) - (y-or-n-p - "The control code \"cmsg \" is in the subject. Really post? ") - t))) - ;; Check for multiple identical headers. - (or (message-check-element 'multiple-headers) - (save-excursion - (let (found) - (while (and (not found) - (re-search-forward "^[^ \t:]+: " nil t)) - (save-excursion - (or (re-search-forward - (concat "^" (setq found - (buffer-substring - (match-beginning 0) - (- (match-end 0) 2)))) - nil t) - (setq found nil)))) - (if found - (y-or-n-p - (format "Multiple %s headers. Really post? " found)) - t)))) - ;; Check for Version and Sendsys. - (or (message-check-element 'sendsys) - (save-excursion - (if (re-search-forward "^Sendsys:\\|^Version:" nil t) - (y-or-n-p - (format "The article contains a %s command. Really post? " - (buffer-substring (match-beginning 0) - (1- (match-end 0))))) - t))) - ;; See whether we can shorten Followup-To. - (or (message-check-element 'shorten-followup-to) - (let ((newsgroups (message-fetch-field "newsgroups")) - (followup-to (message-fetch-field "followup-to")) - to) - (when (and newsgroups (string-match "," newsgroups) - (not followup-to) - (not - (zerop - (length - (setq to (completing-read - "Followups to: (default all groups) " - (mapcar (lambda (g) (list g)) - (cons "poster" - (message-tokenize-header - newsgroups))))))))) - (goto-char (point-min)) - (insert "Followup-To: " to "\n")) - t)) - ;; Check "Shoot me". - (or (message-check-element 'shoot) - (save-excursion - (if (re-search-forward - "Message-ID.*.i-have-a-misconfigured-system-so-shoot-me" - nil t) - (y-or-n-p - "You appear to have a misconfigured system. Really post? ") - t))) - ;; Check for Approved. - (or (message-check-element 'approved) - (save-excursion - (if (re-search-forward "^Approved:" nil t) - (y-or-n-p - "The article contains an Approved header. Really post? ") - t))) - ;; Check the Message-Id header. - (or (message-check-element 'message-id) - (save-excursion - (let* ((case-fold-search t) - (message-id (message-fetch-field "message-id"))) - (or (not message-id) - (and (string-match "@" message-id) - (string-match "@[^\\.]*\\." message-id)) - (y-or-n-p - (format - "The Message-ID looks strange: \"%s\". Really post? " - message-id)))))) - ;; Check the Subject header. - (or - (message-check-element 'subject) - (save-excursion - (let* ((case-fold-search t) - (subject (message-fetch-field "subject"))) - (or - (and subject - (not (string-match "\\`[ \t]*\\'" subject))) - (progn - (message - "The subject field is empty or missing. Posting is denied.") - nil))))) - ;; Check the Newsgroups & Followup-To headers. - (or - (message-check-element 'existing-newsgroups) - (let* ((case-fold-search t) - (newsgroups (message-fetch-field "newsgroups")) - (followup-to (message-fetch-field "followup-to")) - (groups (message-tokenize-header - (if followup-to - (concat newsgroups "," followup-to) - newsgroups))) - (hashtb (and (boundp 'gnus-active-hashtb) - gnus-active-hashtb)) - errors) - (if (not hashtb) - t - (while groups - (when (and (not (boundp (intern (car groups) hashtb))) - (not (equal (car groups) "poster"))) - (push (car groups) errors)) - (pop groups)) - (if (not errors) - t - (y-or-n-p - (format - "Really post to %s unknown group%s: %s " - (if (= (length errors) 1) "this" "these") - (if (= (length errors) 1) "" "s") - (mapconcat 'identity errors ", "))))))) - ;; Check the Newsgroups & Followup-To headers for syntax errors. - (or - (message-check-element 'valid-newsgroups) - (let ((case-fold-search t) - (headers '("Newsgroups" "Followup-To")) - header error) - (while (and headers (not error)) - (when (setq header (mail-fetch-field (car headers))) - (if (or - (not - (string-match - "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-.a-zA-Z0-9]+\\)*\\'" - header)) - (memq - nil (mapcar - (lambda (g) - (not (string-match "\\.\\'\\|\\.\\." g))) - (message-tokenize-header header ",")))) - (setq error t))) - (unless error - (pop headers))) - (if (not error) - t - (y-or-n-p - (format "The %s header looks odd: \"%s\". Really post? " - (car headers) header))))) - ;; Check the From header. - (or - (save-excursion - (let* ((case-fold-search t) - (from (message-fetch-field "from"))) - (cond - ((not from) - (message "There is no From line. Posting is denied.") - nil) - ((not (string-match "@[^\\.]*\\." from)) - (message - "Denied posting -- the From looks strange: \"%s\"." from) - nil) - ((string-match "@[^@]*@" from) - (message - "Denied posting -- two \"@\"'s in the From header: %s." from) - nil) - ((string-match "(.*).*(.*)" from) - (message - "Denied posting -- the From header looks strange: \"%s\"." - from) - nil) - (t t)))))))) - ;; Check for long lines. - (or (message-check-element 'long-lines) - (save-excursion - (goto-char (point-min)) - (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "$")) - (while (and - (progn - (end-of-line) - (< (current-column) 80)) - (zerop (forward-line 1)))) - (or (bolp) - (eobp) - (y-or-n-p - "You have lines longer than 79 characters. Really post? ")))) - ;; Check whether the article is empty. - (or (message-check-element 'empty) - (save-excursion - (goto-char (point-min)) - (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "$")) - (forward-line 1) - (let ((b (point))) - (or (re-search-forward message-signature-separator nil t) - (goto-char (point-max))) - (beginning-of-line) - (or (re-search-backward "[^ \n\t]" b t) - (y-or-n-p "Empty article. Really post? "))))) - ;; Check for control characters. - (or (message-check-element 'control-chars) - (save-excursion - (if (re-search-forward "[\000-\007\013\015-\037\200-\237]" nil t) - (y-or-n-p - "The article contains control characters. Really post? ") - t))) - ;; Check excessive size. - (or (message-check-element 'size) - (if (> (buffer-size) 60000) - (y-or-n-p - (format "The article is %d octets long. Really post? " - (buffer-size))) - t)) - ;; Check whether any new text has been added. - (or (message-check-element 'new-text) - (not message-checksum) - (not (and (eq (message-checksum) (car message-checksum)) - (eq (buffer-size) (cdr message-checksum)))) - (y-or-n-p - "It looks like no new text has been added. Really post? ")) - ;; Check the length of the signature. - (or - (message-check-element 'signature) - (progn - (goto-char (point-max)) - (if (or (not (re-search-backward "^-- $" nil t)) - (search-forward message-forward-end-separator nil t)) - t - (if (> (count-lines (point) (point-max)) 5) - (y-or-n-p - (format - "Your .sig is %d lines; it should be max 4. Really post? " - (count-lines (point) (point-max)))) - t)))))) - -(defun message-check-element (type) - "Returns non-nil if this type is not to be checked." - (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me) - t - (let ((able (assq type message-syntax-checks))) - (and (consp able) - (eq (cdr able) 'disabled))))) - -(defun message-checksum () - "Return a \"checksum\" for the current buffer." - (let ((sum 0)) - (save-excursion - (goto-char (point-min)) - (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "$")) - (while (not (eobp)) - (when (not (looking-at "[ \t\n]")) - (setq sum (logxor (ash sum 1) (following-char)))) - (forward-char 1))) - sum)) - -(defun message-do-fcc () - "Process Fcc headers in the current buffer." - (let ((case-fold-search t) - (buf (current-buffer)) - list file) - (save-excursion - (set-buffer (get-buffer-create " *message temp*")) - (buffer-disable-undo (current-buffer)) - (erase-buffer) - (insert-buffer-substring buf) - (save-restriction - (message-narrow-to-headers) - (while (setq file (message-fetch-field "fcc")) - (push file list) - (message-remove-header "fcc" nil t))) - (goto-char (point-min)) - (re-search-forward (concat "^" (regexp-quote mail-header-separator) "$")) - (replace-match "" t t) - ;; Process FCC operations. - (while list - (setq file (pop list)) - (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file) - ;; Pipe the article to the program in question. - (call-process-region (point-min) (point-max) shell-file-name - nil nil nil shell-command-switch - (match-string 1 file)) - ;; Save the article. - (setq file (expand-file-name file)) - (unless (file-exists-p (file-name-directory file)) - (make-directory (file-name-directory file) t)) - (if (and message-fcc-handler-function - (not (eq message-fcc-handler-function 'rmail-output))) - (funcall message-fcc-handler-function file) - (if (and (file-readable-p file) (mail-file-babyl-p file)) - (rmail-output file 1 nil t) - (let ((mail-use-rfc822 t)) - (rmail-output file 1 t t)))))) - (kill-buffer (current-buffer))))) - -(defun message-cleanup-headers () - "Do various automatic cleanups of the headers." - ;; Remove empty lines in the header. - (save-restriction - (message-narrow-to-headers) - (while (re-search-forward "^[ \t]*\n" nil t) - (replace-match "" t t))) - - ;; Correct Newsgroups and Followup-To headers: change sequence of - ;; spaces to comma and eliminate spaces around commas. Eliminate - ;; embedded line breaks. - (goto-char (point-min)) - (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t) - (save-restriction - (narrow-to-region - (point) - (if (re-search-forward "^[^ \t]" nil t) - (match-beginning 0) - (forward-line 1) - (point))) - (goto-char (point-min)) - (while (re-search-forward "\n[ \t]+" nil t) - (replace-match " " t t)) ;No line breaks (too confusing) - (goto-char (point-min)) - (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t) - (replace-match "," t t)) - (goto-char (point-min)) - ;; Remove trailing commas. - (when (re-search-forward ",+$" nil t) - (replace-match "" t t))))) - -(defun message-make-date () - "Make a valid data header." - (let ((now (current-time))) - (timezone-make-date-arpa-standard - (current-time-string now) (current-time-zone now)))) - -(defun message-make-message-id () - "Make a unique Message-ID." - (concat "<" (message-unique-id) - (let ((psubject (save-excursion (message-fetch-field "subject")))) - (if (and message-reply-headers - (mail-header-references message-reply-headers) - (mail-header-subject message-reply-headers) - psubject - (mail-header-subject message-reply-headers) - (not (string= - (message-strip-subject-re - (mail-header-subject message-reply-headers)) - (message-strip-subject-re psubject)))) - "_-_" "")) - "@" (message-make-fqdn) ">")) - -(defvar message-unique-id-char nil) - -;; If you ever change this function, make sure the new version -;; cannot generate IDs that the old version could. -;; You might for example insert a "." somewhere (not next to another dot -;; or string boundary), or modify the "fsf" string. -(defun message-unique-id () - ;; Don't use microseconds from (current-time), they may be unsupported. - ;; Instead we use this randomly inited counter. - (setq message-unique-id-char - (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20))))) - ;; (current-time) returns 16-bit ints, - ;; and 2^16*25 just fits into 4 digits i base 36. - (* 25 25))) - (let ((tm (current-time))) - (concat - (if (memq system-type '(ms-dos emx vax-vms)) - (let ((user (downcase (user-login-name)))) - (while (string-match "[^a-z0-9_]" user) - (aset user (match-beginning 0) ?_)) - user) - (message-number-base36 (user-uid) -1)) - (message-number-base36 (+ (car tm) - (lsh (% message-unique-id-char 25) 16)) 4) - (message-number-base36 (+ (nth 1 tm) - (lsh (/ message-unique-id-char 25) 16)) 4) - ;; Append the newsreader name, because while the generated - ;; ID is unique to this newsreader, other newsreaders might - ;; otherwise generate the same ID via another algorithm. - ".fsf"))) - -(defun message-number-base36 (num len) - (if (if (< len 0) (<= num 0) (= len 0)) - "" - (concat (message-number-base36 (/ num 36) (1- len)) - (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210" - (% num 36)))))) - -(defun message-make-organization () - "Make an Organization header." - (let* ((organization - (or (getenv "ORGANIZATION") - (when message-user-organization - (if (message-functionp message-user-organization) - (funcall message-user-organization) - message-user-organization))))) - (save-excursion - (message-set-work-buffer) - (cond ((stringp organization) - (insert organization)) - ((and (eq t organization) - message-user-organization-file - (file-exists-p message-user-organization-file)) - (insert-file-contents message-user-organization-file))) - (goto-char (point-min)) - (while (re-search-forward "[\t\n]+" nil t) - (replace-match "" t t)) - (unless (zerop (buffer-size)) - (buffer-string))))) - -(defun message-make-lines () - "Count the number of lines and return numeric string." - (save-excursion - (save-restriction - (widen) - (goto-char (point-min)) - (re-search-forward - (concat "^" (regexp-quote mail-header-separator) "$")) - (forward-line 1) - (int-to-string (count-lines (point) (point-max)))))) - -(defun message-make-in-reply-to () - "Return the In-Reply-To header for this message." - (when message-reply-headers - (let ((from (mail-header-from message-reply-headers)) - (date (mail-header-date message-reply-headers))) - (when from - (let ((stop-pos - (string-match " *at \\| *@ \\| *(\\| *<" from))) - (concat (if stop-pos (substring from 0 stop-pos) from) - "'s message of " - (if (or (not date) (string= date "")) - "(unknown date)" date))))))) - -(defun message-make-distribution () - "Make a Distribution header." - (let ((orig-distribution (message-fetch-reply-field "distribution"))) - (cond ((message-functionp message-distribution-function) - (funcall message-distribution-function)) - (t orig-distribution)))) - -(defun message-make-expires () - "Return an Expires header based on `message-expires'." - (let ((current (current-time)) - (future (* 1.0 message-expires 60 60 24))) - ;; Add the future to current. - (setcar current (+ (car current) (round (/ future (expt 2 16))))) - (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16)))) - ;; Return the date in the future in UT. - (timezone-make-date-arpa-standard - (current-time-string current) (current-time-zone current) '(0 "UT")))) - -(defun message-make-path () - "Return uucp path." - (let ((login-name (user-login-name))) - (cond ((null message-user-path) - (concat (system-name) "!" login-name)) - ((stringp message-user-path) - ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com. - (concat message-user-path "!" login-name)) - (t login-name)))) - -(defun message-make-from () - "Make a From header." - (let* ((login (message-make-address)) - (fullname - (or (and (boundp 'user-full-name) - user-full-name) - (user-full-name)))) - (when (string= fullname "&") - (setq fullname (user-login-name))) - (save-excursion - (message-set-work-buffer) - (cond - ((or (null message-from-style) - (equal fullname "")) - (insert login)) - ((or (eq message-from-style 'angles) - (and (not (eq message-from-style 'parens)) - ;; Use angles if no quoting is needed, or if parens would - ;; need quoting too. - (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname)) - (let ((tmp (concat fullname nil))) - (while (string-match "([^()]*)" tmp) - (aset tmp (match-beginning 0) ?-) - (aset tmp (1- (match-end 0)) ?-)) - (string-match "[\\()]" tmp))))) - (insert fullname) - (goto-char (point-min)) - ;; Look for a character that cannot appear unquoted - ;; according to RFC 822. - (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1) - ;; Quote fullname, escaping specials. - (goto-char (point-min)) - (insert "\"") - (while (re-search-forward "[\"\\]" nil 1) - (replace-match "\\\\\\&" t)) - (insert "\"")) - (insert " <" login ">")) - (t ; 'parens or default - (insert login " (") - (let ((fullname-start (point))) - (insert fullname) - (goto-char fullname-start) - ;; RFC 822 says \ and nonmatching parentheses - ;; must be escaped in comments. - ;; Escape every instance of ()\ ... - (while (re-search-forward "[()\\]" nil 1) - (replace-match "\\\\\\&" t)) - ;; ... then undo escaping of matching parentheses, - ;; including matching nested parentheses. - (goto-char fullname-start) - (while (re-search-forward - "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)" - nil 1) - (replace-match "\\1(\\3)" t) - (goto-char fullname-start))) - (insert ")"))) - (buffer-string)))) - -(defun message-make-sender () - "Return the \"real\" user address. -This function tries to ignore all user modifications, and -give as trustworthy answer as possible." - (concat (user-login-name) "@" (system-name))) - -(defun message-make-address () - "Make the address of the user." - (or (message-user-mail-address) - (concat (user-login-name) "@" (message-make-domain)))) - -(defun message-user-mail-address () - "Return the pertinent part of `user-mail-address'." - (when user-mail-address - (nth 1 (mail-extract-address-components user-mail-address)))) - -(defun message-make-fqdn () - "Return user's fully qualified domain name." - (let ((system-name (system-name)) - (user-mail (message-user-mail-address))) - (cond - ((string-match "[^.]\\.[^.]" system-name) - ;; `system-name' returned the right result. - system-name) - ;; Try `mail-host-address'. - ((and (boundp 'mail-host-address) - (stringp mail-host-address) - (string-match "\\." mail-host-address)) - mail-host-address) - ;; We try `user-mail-address' as a backup. - ((and (string-match "\\." user-mail) - (string-match "@\\(.*\\)\\'" user-mail)) - (match-string 1 user-mail)) - ;; Default to this bogus thing. - (t - (concat system-name ".i-have-a-misconfigured-system-so-shoot-me"))))) - -(defun message-make-host-name () - "Return the name of the host." - (let ((fqdn (message-make-fqdn))) - (string-match "^[^.]+\\." fqdn) - (substring fqdn 0 (1- (match-end 0))))) - -(defun message-make-domain () - "Return the domain name." - (or mail-host-address - (message-make-fqdn))) - -(defun message-generate-headers (headers) - "Prepare article HEADERS. -Headers already prepared in the buffer are not modified." - (save-restriction - (message-narrow-to-headers) - (let* ((Date (message-make-date)) - (Message-ID (message-make-message-id)) - (Organization (message-make-organization)) - (From (message-make-from)) - (Path (message-make-path)) - (Subject nil) - (Newsgroups nil) - (In-Reply-To (message-make-in-reply-to)) - (To nil) - (Distribution (message-make-distribution)) - (Lines (message-make-lines)) - (X-Newsreader message-newsreader) - (X-Mailer (and (not (message-fetch-field "X-Newsreader")) - message-mailer)) - (Expires (message-make-expires)) - (case-fold-search t) - header value elem) - ;; First we remove any old generated headers. - (let ((headers message-deletable-headers)) - (while headers - (goto-char (point-min)) - (and (re-search-forward - (concat "^" (symbol-name (car headers)) ": *") nil t) - (get-text-property (1+ (match-beginning 0)) 'message-deletable) - (message-delete-line)) - (pop headers))) - ;; Go through all the required headers and see if they are in the - ;; articles already. If they are not, or are empty, they are - ;; inserted automatically - except for Subject, Newsgroups and - ;; Distribution. - (while headers - (goto-char (point-min)) - (setq elem (pop headers)) - (if (consp elem) - (if (eq (car elem) 'optional) - (setq header (cdr elem)) - (setq header (car elem))) - (setq header elem)) - (when (or (not (re-search-forward - (concat "^" (downcase (symbol-name header)) ":") - nil t)) - (progn - ;; The header was found. We insert a space after the - ;; colon, if there is none. - (if (/= (following-char) ? ) (insert " ") (forward-char 1)) - ;; Find out whether the header is empty... - (looking-at "[ \t]*$"))) - ;; So we find out what value we should insert. - (setq value - (cond - ((and (consp elem) (eq (car elem) 'optional)) - ;; This is an optional header. If the cdr of this - ;; is something that is nil, then we do not insert - ;; this header. - (setq header (cdr elem)) - (or (and (fboundp (cdr elem)) (funcall (cdr elem))) - (and (boundp (cdr elem)) (symbol-value (cdr elem))))) - ((consp elem) - ;; The element is a cons. Either the cdr is a - ;; string to be inserted verbatim, or it is a - ;; function, and we insert the value returned from - ;; this function. - (or (and (stringp (cdr elem)) (cdr elem)) - (and (fboundp (cdr elem)) (funcall (cdr elem))))) - ((and (boundp header) (symbol-value header)) - ;; The element is a symbol. We insert the value - ;; of this symbol, if any. - (symbol-value header)) - (t - ;; We couldn't generate a value for this header, - ;; so we just ask the user. - (read-from-minibuffer - (format "Empty header for %s; enter value: " header))))) - ;; Finally insert the header. - (when (and value - (not (equal value ""))) - (save-excursion - (if (bolp) - (progn - ;; This header didn't exist, so we insert it. - (goto-char (point-max)) - (insert (symbol-name header) ": " value "\n") - (forward-line -1)) - ;; The value of this header was empty, so we clear - ;; totally and insert the new value. - (delete-region (point) (message-point-at-eol)) - (insert value)) - ;; Add the deletable property to the headers that require it. - (and (memq header message-deletable-headers) - (progn (beginning-of-line) (looking-at "[^:]+: ")) - (add-text-properties - (point) (match-end 0) - '(message-deletable t face italic) (current-buffer))))))) - ;; Insert new Sender if the From is strange. - (let ((from (message-fetch-field "from")) - (sender (message-fetch-field "sender")) - (secure-sender (message-make-sender))) - (when (and from - (not (message-check-element 'sender)) - (not (string= - (downcase - (cadr (mail-extract-address-components from))) - (downcase secure-sender))) - (or (null sender) - (not - (string= - (downcase - (cadr (mail-extract-address-components sender))) - (downcase secure-sender))))) - (goto-char (point-min)) - ;; Rename any old Sender headers to Original-Sender. - (when (re-search-forward "^Sender:" nil t) - (beginning-of-line) - (insert "Original-") - (beginning-of-line)) - (insert "Sender: " secure-sender "\n")))))) - -(defun message-insert-courtesy-copy () - "Insert a courtesy message in mail copies of combined messages." - (save-excursion - (save-restriction - (message-narrow-to-headers) - (let ((newsgroups (message-fetch-field "newsgroups"))) - (when newsgroups - (goto-char (point-max)) - (insert "Posted-To: " newsgroups "\n")))) - (forward-line 1) - (insert message-courtesy-message))) - -;;; -;;; Setting up a message buffer -;;; - -(defun message-fill-address (header value) - (save-restriction - (narrow-to-region (point) (point)) - (insert (capitalize (symbol-name header)) - ": " - (if (consp value) (car value) value) - "\n") - (narrow-to-region (point-min) (1- (point-max))) - (let (quoted last) - (goto-char (point-min)) - (while (not (eobp)) - (skip-chars-forward "^,\"" (point-max)) - (if (or (= (following-char) ?,) - (eobp)) - (when (not quoted) - (if (and (> (current-column) 78) - last) - (progn - (save-excursion - (goto-char last) - (insert "\n\t")) - (setq last (1+ (point)))) - (setq last (1+ (point))))) - (setq quoted (not quoted))) - (unless (eobp) - (forward-char 1)))) - (goto-char (point-max)) - (widen) - (forward-line 1))) - -(defun message-fill-header (header value) - (let ((begin (point)) - (fill-column 78) - (fill-prefix "\t")) - (insert (capitalize (symbol-name header)) - ": " - (if (consp value) (car value) value) - "\n") - (save-restriction - (narrow-to-region begin (point)) - (fill-region-as-paragraph begin (point)) - ;; Tapdance around looong Message-IDs. - (forward-line -1) - (when (looking-at "[ \t]*$") - (message-delete-line)) - (goto-char begin) - (re-search-forward ":" nil t) - (when (looking-at "\n[ \t]+") - (replace-match " " t t)) - (goto-char (point-max))))) - -(defun message-position-point () - "Move point to where the user probably wants to find it." - (message-narrow-to-headers) - (cond - ((re-search-forward "^[^:]+:[ \t]*$" nil t) - (search-backward ":" ) - (widen) - (forward-char 1) - (if (= (following-char) ? ) - (forward-char 1) - (insert " "))) - (t - (goto-char (point-max)) - (widen) - (forward-line 1) - (unless (looking-at "$") - (forward-line 2))) - (sit-for 0))) - -(defun message-buffer-name (type &optional to group) - "Return a new (unique) buffer name based on TYPE and TO." - (cond - ;; Check whether `message-generate-new-buffers' is a function, - ;; and if so, call it. - ((message-functionp message-generate-new-buffers) - (funcall message-generate-new-buffers type to group)) - ;; Generate a new buffer name The Message Way. - (message-generate-new-buffers - (generate-new-buffer-name - (concat "*" type - (if to - (concat " to " - (or (car (mail-extract-address-components to)) - to) "") - "") - (if (and group (not (string= group ""))) (concat " on " group) "") - "*"))) - ;; Use standard name. - (t - (format "*%s message*" type)))) - -(defun message-pop-to-buffer (name) - "Pop to buffer NAME, and warn if it already exists and is modified." - (let ((buffer (get-buffer name))) - (if (and buffer - (buffer-name buffer)) - (progn - (set-buffer (pop-to-buffer buffer)) - (when (and (buffer-modified-p) - (not (y-or-n-p - "Message already being composed; erase? "))) - (error "Message being composed"))) - (set-buffer (pop-to-buffer name)))) - (erase-buffer) - (message-mode)) - -(defun message-do-send-housekeeping () - "Kill old message buffers." - ;; We might have sent this buffer already. Delete it from the - ;; list of buffers. - (setq message-buffer-list (delq (current-buffer) message-buffer-list)) - (when (and message-max-buffers - (>= (length message-buffer-list) message-max-buffers)) - ;; Kill the oldest buffer -- unless it has been changed. - (let ((buffer (pop message-buffer-list))) - (when (and (buffer-name buffer) - (not (buffer-modified-p buffer))) - (kill-buffer buffer)))) - ;; Rename the buffer. - (if message-send-rename-function - (funcall message-send-rename-function) - (when (string-match "\\`\\*" (buffer-name)) - (rename-buffer - (concat "*sent " (substring (buffer-name) (match-end 0))) t))) - ;; Push the current buffer onto the list. - (when message-max-buffers - (setq message-buffer-list - (nconc message-buffer-list (list (current-buffer)))))) - -(defvar mc-modes-alist) -(defun message-setup (headers &optional replybuffer actions) - (when (and (boundp 'mc-modes-alist) - (not (assq 'message-mode mc-modes-alist))) - (push '(message-mode (encrypt . mc-encrypt-message) - (sign . mc-sign-message)) - mc-modes-alist)) - (when actions - (setq message-send-actions actions)) - (setq message-reply-buffer replybuffer) - (goto-char (point-min)) - ;; Insert all the headers. - (mail-header-format - (let ((h headers) - (alist message-header-format-alist)) - (while h - (unless (assq (caar h) message-header-format-alist) - (push (list (caar h)) alist)) - (pop h)) - alist) - headers) - (delete-region (point) (progn (forward-line -1) (point))) - (when message-default-headers - (insert message-default-headers)) - (put-text-property - (point) - (progn - (insert mail-header-separator "\n") - (1- (point))) - 'read-only nil) - (forward-line -1) - (when (message-news-p) - (when message-default-news-headers - (insert message-default-news-headers)) - (when message-generate-headers-first - (message-generate-headers - (delq 'Lines - (delq 'Subject - (copy-sequence message-required-news-headers)))))) - (when (message-mail-p) - (when message-default-mail-headers - (insert message-default-mail-headers)) - (when message-generate-headers-first - (message-generate-headers - (delq 'Lines - (delq 'Subject - (copy-sequence message-required-mail-headers)))))) - (run-hooks 'message-signature-setup-hook) - (message-insert-signature) - (message-set-auto-save-file-name) - (save-restriction - (message-narrow-to-headers) - (run-hooks 'message-header-setup-hook)) - (set-buffer-modified-p nil) - (run-hooks 'message-setup-hook) - (message-position-point) - (undo-boundary)) - -(defun message-set-auto-save-file-name () - "Associate the message buffer with a file in the drafts directory." - (when message-autosave-directory - (unless (file-exists-p message-autosave-directory) - (make-directory message-autosave-directory t)) - (let ((name (make-temp-name - (concat (file-name-as-directory message-autosave-directory) - "msg.")))) - (setq buffer-auto-save-file-name - (save-excursion - (prog1 - (progn - (set-buffer (get-buffer-create " *draft tmp*")) - (setq buffer-file-name name) - (make-auto-save-file-name)) - (kill-buffer (current-buffer))))) - (clear-visited-file-modtime)))) - - - -;;; -;;; Commands for interfacing with message -;;; - -;;;###autoload -(defun message-mail (&optional to subject) - "Start editing a mail message to be sent." - (interactive) - (message-pop-to-buffer (message-buffer-name "mail" to)) - (message-setup `((To . ,(or to "")) (Subject . ,(or subject ""))))) - -;;;###autoload -(defun message-news (&optional newsgroups subject) - "Start editing a news article to be sent." - (interactive) - (message-pop-to-buffer (message-buffer-name "news" nil newsgroups)) - (message-setup `((Newsgroups . ,(or newsgroups "")) - (Subject . ,(or subject ""))))) - -;;;###autoload -(defun message-reply (&optional to-address wide ignore-reply-to) - "Start editing a reply to the article in the current buffer." - (interactive) - (let ((cur (current-buffer)) - from subject date reply-to to cc - references message-id follow-to - mct never-mct gnus-warning) - (save-restriction - (narrow-to-region - (goto-char (point-min)) - (if (search-forward "\n\n" nil t) - (1- (point)) - (point-max))) - ;; Allow customizations to have their say. - (if (not wide) - ;; This is a regular reply. - (if (message-functionp message-reply-to-function) - (setq follow-to (funcall message-reply-to-function))) - ;; This is a followup. - (if (message-functionp message-wide-reply-to-function) - (save-excursion - (setq follow-to - (funcall message-wide-reply-to-function))))) - ;; Find all relevant headers we need. - (setq from (message-fetch-field "from") - date (message-fetch-field "date") - subject (or (message-fetch-field "subject") "none") - to (message-fetch-field "to") - cc (message-fetch-field "cc") - mct (message-fetch-field "mail-copies-to") - reply-to (unless ignore-reply-to (message-fetch-field "reply-to")) - references (message-fetch-field "references") - message-id (message-fetch-field "message-id")) - ;; Remove any (buggy) Re:'s that are present and make a - ;; proper one. - (when (string-match "^[ \t]*[Rr][Ee]:[ \t]*" subject) - (setq subject (substring subject (match-end 0)))) - (setq subject (concat "Re: " subject)) - - (when (and (setq gnus-warning (message-fetch-field "gnus-warning")) - (string-match "<[^>]+>" gnus-warning)) - (setq message-id (match-string 0 gnus-warning))) - - ;; Handle special values of Mail-Copies-To. - (when mct - (cond ((equal (downcase mct) "never") - (setq never-mct t) - (setq mct nil)) - ((equal (downcase mct) "always") - (setq mct (or reply-to from))))) - - (unless follow-to - (if (or (not wide) - to-address) - (setq follow-to (list (cons 'To (or to-address reply-to from)))) - (let (ccalist) - (save-excursion - (message-set-work-buffer) - (unless never-mct - (insert (or reply-to from ""))) - (insert - (if (bolp) "" ", ") (or to "") - (if mct (concat (if (bolp) "" ", ") mct) "") - (if cc (concat (if (bolp) "" ", ") cc) "")) - ;; Remove addresses that match `rmail-dont-reply-to-names'. - (insert (prog1 (rmail-dont-reply-to (buffer-string)) - (erase-buffer))) - (goto-char (point-min)) - (setq ccalist - (mapcar - (lambda (addr) - (cons (mail-strip-quoted-names addr) addr)) - (nreverse (mail-parse-comma-list)))) - (let ((s ccalist)) - (while s - (setq ccalist (delq (assoc (car (pop s)) s) ccalist))))) - (setq follow-to (list (cons 'To (cdr (pop ccalist))))) - (when ccalist - (push (cons 'Cc - (mapconcat (lambda (addr) (cdr addr)) ccalist ", ")) - follow-to))))) - (widen)) - - (message-pop-to-buffer (message-buffer-name - (if wide "wide reply" "reply") from - (if wide to-address nil))) - - (setq message-reply-headers - (vector 0 subject from date message-id references 0 0 "")) - - (message-setup - `((Subject . ,subject) - ,@follow-to - ,@(if (or references message-id) - `((References . ,(concat (or references "") (and references " ") - (or message-id "")))) - nil)) - cur))) - -;;;###autoload -(defun message-wide-reply (&optional to-address) - (interactive) - (message-reply to-address t)) - -;;;###autoload -(defun message-followup () - (interactive) - (let ((cur (current-buffer)) - from subject date reply-to mct - references message-id follow-to - followup-to distribution newsgroups gnus-warning) - (save-restriction - (narrow-to-region - (goto-char (point-min)) - (if (search-forward "\n\n" nil t) - (1- (point)) - (point-max))) - (when (message-functionp message-followup-to-function) - (setq follow-to - (funcall message-followup-to-function))) - (setq from (message-fetch-field "from") - date (message-fetch-field "date") - subject (or (message-fetch-field "subject") "none") - references (message-fetch-field "references") - message-id (message-fetch-field "message-id") - followup-to (message-fetch-field "followup-to") - newsgroups (message-fetch-field "newsgroups") - reply-to (message-fetch-field "reply-to") - distribution (message-fetch-field "distribution") - mct (message-fetch-field "mail-copies-to")) - (when (and (setq gnus-warning (message-fetch-field "gnus-warning")) - (string-match "<[^>]+>" gnus-warning)) - (setq message-id (match-string 0 gnus-warning))) - ;; Remove bogus distribution. - (and (stringp distribution) - (string-match "world" distribution) - (setq distribution nil)) - ;; Remove any (buggy) Re:'s that are present and make a - ;; proper one. - (when (string-match "^[ \t]*[Rr][Ee]:[ \t]*" subject) - (setq subject (substring subject (match-end 0)))) - (setq subject (concat "Re: " subject)) - (widen)) - - (message-pop-to-buffer (message-buffer-name "followup" from newsgroups)) - - (message-setup - `((Subject . ,subject) - ,@(cond - (follow-to follow-to) - ((and followup-to message-use-followup-to) - (list - (cond - ((equal (downcase followup-to) "poster") - (if (or (eq message-use-followup-to 'use) - (message-y-or-n-p "Obey Followup-To: poster? " t "\ -You should normally obey the Followup-To: header. - -`Followup-To: poster' sends your response via e-mail instead of news. - -A typical situation where `Followup-To: poster' is used is when the poster -does not read the newsgroup, so he wouldn't see any replies sent to it.")) - (cons 'To (or reply-to from "")) - (cons 'Newsgroups newsgroups))) - (t - (if (or (equal followup-to newsgroups) - (not (eq message-use-followup-to 'ask)) - (message-y-or-n-p - (concat "Obey Followup-To: " followup-to "? ") t "\ -You should normally obey the Followup-To: header. - - `Followup-To: " followup-to "' -directs your response to " (if (string-match "," followup-to) - "the specified newsgroups" - "that newsgroup only") ". - -If a message is posted to several newsgroups, Followup-To is often -used to direct the following discussion to one newsgroup only, -because discussions that are spread over several newsgroup tend to -be fragmented and very difficult to follow. - -Also, some source/announcment newsgroups are not indented for discussion; -responses here are directed to other newsgroups.")) - (cons 'Newsgroups followup-to) - (cons 'Newsgroups newsgroups)))))) - (t - `((Newsgroups . ,newsgroups)))) - ,@(and distribution (list (cons 'Distribution distribution))) - (References . ,(concat (or references "") (and references " ") - (or message-id ""))) - ,@(when (and mct - (not (equal (downcase mct) "never"))) - (list (cons 'Cc (if (equal (downcase mct) "always") - (or reply-to from "") - mct))))) - - cur) - - (setq message-reply-headers - (vector 0 subject from date message-id references 0 0 "")))) - - -;;;###autoload -(defun message-cancel-news () - "Cancel an article you posted." - (interactive) - (unless (message-news-p) - (error "This is not a news article; canceling is impossible")) - (when (yes-or-no-p "Do you really want to cancel this article? ") - (let (from newsgroups message-id distribution buf) - (save-excursion - ;; Get header info. from original article. - (save-restriction - (message-narrow-to-head) - (setq from (message-fetch-field "from") - newsgroups (message-fetch-field "newsgroups") - message-id (message-fetch-field "message-id") - distribution (message-fetch-field "distribution"))) - ;; Make sure that this article was written by the user. - (unless (string-equal - (downcase (cadr (mail-extract-address-components from))) - (downcase (message-make-address))) - (error "This article is not yours")) - ;; Make control message. - (setq buf (set-buffer (get-buffer-create " *message cancel*"))) - (buffer-disable-undo (current-buffer)) - (erase-buffer) - (insert "Newsgroups: " newsgroups "\n" - "From: " (message-make-from) "\n" - "Subject: cmsg cancel " message-id "\n" - "Control: cancel " message-id "\n" - (if distribution - (concat "Distribution: " distribution "\n") - "") - mail-header-separator "\n" - "This is a cancel message from " from ".\n") - (message "Canceling your article...") - (let ((message-syntax-checks 'dont-check-for-anything-just-trust-me)) - (funcall message-send-news-function)) - (message "Canceling your article...done") - (kill-buffer buf))))) - -;;;###autoload -(defun message-supersede () - "Start composing a message to supersede the current message. -This is done simply by taking the old article and adding a Supersedes -header line with the old Message-ID." - (interactive) - (let ((cur (current-buffer))) - ;; Check whether the user owns the article that is to be superseded. - (unless (string-equal - (downcase (cadr (mail-extract-address-components - (message-fetch-field "from")))) - (downcase (message-make-address))) - (error "This article is not yours")) - ;; Get a normal message buffer. - (message-pop-to-buffer (message-buffer-name "supersede")) - (insert-buffer-substring cur) - (message-narrow-to-head) - ;; Remove unwanted headers. - (when message-ignored-supersedes-headers - (message-remove-header message-ignored-supersedes-headers t)) - (goto-char (point-min)) - (if (not (re-search-forward "^Message-ID: " nil t)) - (error "No Message-ID in this article") - (replace-match "Supersedes: " t t)) - (goto-char (point-max)) - (insert mail-header-separator) - (widen) - (forward-line 1))) - -;;;###autoload -(defun message-recover () - "Reread contents of current buffer from its last auto-save file." - (interactive) - (let ((file-name (make-auto-save-file-name))) - (cond ((save-window-excursion - (if (not (eq system-type 'vax-vms)) - (with-output-to-temp-buffer "*Directory*" - (buffer-disable-undo standard-output) - (let ((default-directory "/")) - (call-process - "ls" nil standard-output nil "-l" file-name)))) - (yes-or-no-p (format "Recover auto save file %s? " file-name))) - (let ((buffer-read-only nil)) - (erase-buffer) - (insert-file-contents file-name nil))) - (t (error "message-recover cancelled"))))) - -;;; Forwarding messages. - -(defun message-make-forward-subject () - "Return a Subject header suitable for the message in the current buffer." - (concat "[" (or (message-fetch-field (if (message-news-p) "newsgroups" "from")) - "(nowhere)") - "] " (or (message-fetch-field "Subject") ""))) - -;;;###autoload -(defun message-forward (&optional news) - "Forward the current message via mail. -Optional NEWS will use news to forward instead of mail." - (interactive "P") - (let ((cur (current-buffer)) - (subject (message-make-forward-subject))) - (if news (message-news nil subject) (message-mail nil subject)) - ;; Put point where we want it before inserting the forwarded - ;; message. - (if message-signature-before-forwarded-message - (goto-char (point-max)) - (message-goto-body)) - ;; Make sure we're at the start of the line. - (unless (eolp) - (insert "\n")) - ;; Narrow to the area we are to insert. - (narrow-to-region (point) (point)) - ;; Insert the separators and the forwarded buffer. - (insert message-forward-start-separator) - (insert-buffer-substring cur) - (goto-char (point-max)) - (insert message-forward-end-separator) - (set-text-properties (point-min) (point-max) nil) - ;; Remove all unwanted headers. - (goto-char (point-min)) - (forward-line 1) - (narrow-to-region (point) (if (search-forward "\n\n" nil t) - (1- (point)) - (point))) - (goto-char (point-min)) - (message-remove-header message-included-forward-headers t nil t) - (widen) - (message-position-point))) - -;;;###autoload -(defun message-resend (address) - "Resend the current article to ADDRESS." - (interactive "sResend message to: ") - (save-excursion - (let ((cur (current-buffer)) - beg) - ;; We first set up a normal mail buffer. - (set-buffer (get-buffer-create " *message resend*")) - (buffer-disable-undo (current-buffer)) - (erase-buffer) - (message-setup `((To . ,address))) - ;; Insert our usual headers. - (message-generate-headers '(From Date To)) - (message-narrow-to-headers) - ;; Rename them all to "Resent-*". - (while (re-search-forward "^[A-Za-z]" nil t) - (forward-char -1) - (insert "Resent-")) - (widen) - (forward-line) - (delete-region (point) (point-max)) - (setq beg (point)) - ;; Insert the message to be resent. - (insert-buffer-substring cur) - (goto-char (point-min)) - (search-forward "\n\n") - (forward-char -1) - (save-restriction - (narrow-to-region beg (point)) - (message-remove-header message-ignored-resent-headers t) - (goto-char (point-max))) - (insert mail-header-separator) - ;; Rename all old ("Also-")Resent headers. - (while (re-search-backward "^\\(Also-\\)?Resent-" beg t) - (beginning-of-line) - (insert "Also-")) - ;; Send it. - (message-send-mail) - (kill-buffer (current-buffer))))) - -;;;###autoload -(defun message-bounce () - "Re-mail the current message. -This only makes sense if the current message is a bounce message than -contains some mail you have written which has been bounced back to -you." - (interactive) - (let ((cur (current-buffer)) - boundary) - (message-pop-to-buffer (message-buffer-name "bounce")) - (insert-buffer-substring cur) - (undo-boundary) - (message-narrow-to-head) - (if (and (message-fetch-field "Mime-Version") - (setq boundary (message-fetch-field "Content-Type"))) - (if (string-match "boundary=\"\\([^\"]+\\)\"" boundary) - (setq boundary (concat (match-string 1 boundary) " *\n" - "Content-Type: message/rfc822")) - (setq boundary nil))) - (widen) - (goto-char (point-min)) - (search-forward "\n\n" nil t) - (or (and boundary - (re-search-forward boundary nil t) - (forward-line 2)) - (and (re-search-forward message-unsent-separator nil t) - (forward-line 1)) - (and (search-forward "\n\n" nil t) - (re-search-forward "^Return-Path:.*\n" nil t))) - ;; We remove everything before the bounced mail. - (delete-region - (point-min) - (if (re-search-forward "^[^ \n\t]+:" nil t) - (match-beginning 0) - (point))) - (save-restriction - (message-narrow-to-head) - (message-remove-header message-ignored-bounced-headers t) - (goto-char (point-max)) - (insert mail-header-separator)) - (message-position-point))) - -;;; -;;; Interactive entry points for new message buffers. -;;; - -;;;###autoload -(defun message-mail-other-window (&optional to subject) - "Like `message-mail' command, but display mail buffer in another window." - (interactive) - (let ((pop-up-windows t) - (special-display-buffer-names nil) - (special-display-regexps nil) - (same-window-buffer-names nil) - (same-window-regexps nil)) - (message-pop-to-buffer (message-buffer-name "mail" to))) - (message-setup `((To . ,(or to "")) (Subject . ,(or subject ""))))) - -;;;###autoload -(defun message-mail-other-frame (&optional to subject) - "Like `message-mail' command, but display mail buffer in another frame." - (interactive) - (let ((pop-up-frames t) - (special-display-buffer-names nil) - (special-display-regexps nil) - (same-window-buffer-names nil) - (same-window-regexps nil)) - (message-pop-to-buffer (message-buffer-name "mail" to))) - (message-setup `((To . ,(or to "")) (Subject . ,(or subject ""))))) - -;;;###autoload -(defun message-news-other-window (&optional newsgroups subject) - "Start editing a news article to be sent." - (interactive) - (let ((pop-up-windows t) - (special-display-buffer-names nil) - (special-display-regexps nil) - (same-window-buffer-names nil) - (same-window-regexps nil)) - (message-pop-to-buffer (message-buffer-name "news" nil newsgroups))) - (message-setup `((Newsgroups . ,(or newsgroups "")) - (Subject . ,(or subject ""))))) - -;;;###autoload -(defun message-news-other-frame (&optional newsgroups subject) - "Start editing a news article to be sent." - (interactive) - (let ((pop-up-frames t) - (special-display-buffer-names nil) - (special-display-regexps nil) - (same-window-buffer-names nil) - (same-window-regexps nil)) - (message-pop-to-buffer (message-buffer-name "news" nil newsgroups))) - (message-setup `((Newsgroups . ,(or newsgroups "")) - (Subject . ,(or subject ""))))) - -;;; underline.el - -;; This code should be moved to underline.el (from which it is stolen). - -;;;###autoload -(defun bold-region (start end) - "Bold all nonblank characters in the region. -Works by overstriking characters. -Called from program, takes two arguments START and END -which specify the range to operate on." - (interactive "r") - (save-excursion - (let ((end1 (make-marker))) - (move-marker end1 (max start end)) - (goto-char (min start end)) - (while (< (point) end1) - (or (looking-at "[_\^@- ]") - (insert (following-char) "\b")) - (forward-char 1))))) - -;;;###autoload -(defun unbold-region (start end) - "Remove all boldness (overstruck characters) in the region. -Called from program, takes two arguments START and END -which specify the range to operate on." - (interactive "r") - (save-excursion - (let ((end1 (make-marker))) - (move-marker end1 (max start end)) - (goto-char (min start end)) - (while (re-search-forward "\b" end1 t) - (if (eq (following-char) (char-after (- (point) 2))) - (delete-char -2)))))) - -(fset 'message-exchange-point-and-mark 'exchange-point-and-mark) - -;; Support for toolbar -(when (string-match "XEmacs\\|Lucid" emacs-version) - (require 'messagexmas)) - -;;; Group name completion. - -(defvar message-newgroups-header-regexp - "^\\(Newsgroups\\|Followup-To\\|Posted-To\\):" - "Regexp that match headers that lists groups.") - -(defun message-tab () - "Expand group names in Newsgroups and Followup-To headers. -Do a `tab-to-tab-stop' if not in those headers." - (interactive) - (if (let ((mail-abbrev-mode-regexp message-newgroups-header-regexp)) - (mail-abbrev-in-expansion-header-p)) - (message-expand-group) - (tab-to-tab-stop))) - -(defvar gnus-active-hashtb) -(defun message-expand-group () - (let* ((b (save-excursion (skip-chars-backward "^, :\t\n") (point))) - (completion-ignore-case t) - (string (buffer-substring b (point))) - (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb)) - (completions (all-completions string hashtb)) - (cur (current-buffer)) - comp) - (delete-region b (point)) - (cond - ((= (length completions) 1) - (if (string= (car completions) string) - (progn - (insert string) - (message "Only matching group")) - (insert (car completions)))) - ((and (setq comp (try-completion string hashtb)) - (not (string= comp string))) - (insert comp)) - (t - (insert string) - (if (not comp) - (message "No matching groups") - (pop-to-buffer "*Completions*") - (buffer-disable-undo (current-buffer)) - (let ((buffer-read-only nil)) - (erase-buffer) - (let ((standard-output (current-buffer))) - (display-completion-list (sort completions 'string<))) - (goto-char (point-min)) - (pop-to-buffer cur))))))) - -(run-hooks 'message-load-hook) - -(provide 'message) - -;;; message.el ends here |