1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996-2013 Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: mail, news
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software: you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation, either version 3 of the License, or
13 ;; (at your option) any later version.
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
25 ;; This mode provides mail-sending facilities from within Emacs. It
26 ;; consists mainly of large chunks of code from the sendmail.el,
27 ;; gnus-msg.el and rnewspost.el files.
31 ;; For Emacs <22.2 and XEmacs.
33 (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
40 ;; Only for the trivial macros mail-header-from, mail-header-date
41 ;; mail-header-references, mail-header-subject, mail-header-id
42 (eval-when-compile (require 'nnheader))
43 ;; This is apparently necessary even though things are autoloaded.
44 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
45 ;; require mailabbrev here.
46 (if (featurep 'xemacs)
47 (require 'mail-abbrevs)
48 (require 'mailabbrev))
52 (require 'format-spec)
54 (autoload 'mailclient-send-it "mailclient") ;; Emacs 22 or contrib/
56 (defvar gnus-message-group-art)
57 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
58 (defvar rmail-enable-mime-composing)
60 (defgroup message '((user-mail-address custom-variable)
61 (user-full-name custom-variable))
62 "Mail and news message composing."
63 :link '(custom-manual "(message)Top")
67 (put 'user-mail-address 'custom-type 'string)
68 (put 'user-full-name 'custom-type 'string)
70 (defgroup message-various nil
71 "Various Message Variables."
72 :link '(custom-manual "(message)Various Message Variables")
75 (defgroup message-buffers nil
77 :link '(custom-manual "(message)Message Buffers")
80 (defgroup message-sending nil
82 :link '(custom-manual "(message)Sending Variables")
85 (defgroup message-interface nil
87 :link '(custom-manual "(message)Interface")
90 (defgroup message-forwarding nil
92 :link '(custom-manual "(message)Forwarding")
93 :group 'message-interface)
95 (defgroup message-insertion nil
97 :link '(custom-manual "(message)Insertion")
100 (defgroup message-headers nil
102 :link '(custom-manual "(message)Message Headers")
105 (defgroup message-news nil
106 "Composing News Messages."
109 (defgroup message-mail nil
110 "Composing Mail Messages."
113 (defgroup message-faces nil
114 "Faces used for message composing."
118 (defcustom message-directory "~/Mail/"
119 "*Directory from which all other mail file variables are derived."
120 :group 'message-various
123 (defcustom message-max-buffers 10
124 "*How many buffers to keep before starting to kill them off."
125 :group 'message-buffers
128 (defcustom message-send-rename-function nil
129 "Function called to rename the buffer after sending it."
130 :group 'message-buffers
131 :type '(choice function (const nil)))
133 (defcustom message-fcc-handler-function 'message-output
134 "*A function called to save outgoing articles.
135 This function will be called with the name of the file to store the
136 article in. The default function is `message-output' which saves in Unix
138 :type '(radio (function-item message-output)
139 (function :tag "Other"))
140 :group 'message-sending)
142 (defcustom message-fcc-externalize-attachments nil
143 "If non-nil, attachments are included as external parts in Fcc copies."
146 :group 'message-sending)
148 (defcustom message-courtesy-message
149 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
150 "*This is inserted at the start of a mailed copy of a posted message.
151 If the string contains the format spec \"%s\", the Newsgroups
152 the article has been posted to will be inserted there.
153 If this variable is nil, no such courtesy message will be added."
154 :group 'message-sending
155 :type '(radio string (const nil)))
157 (defcustom message-ignored-bounced-headers
158 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
159 "*Regexp that matches headers to be removed in resent bounced mail."
160 :group 'message-interface
163 (defcustom message-from-style 'default
164 ;; In Emacs 24.1 this defaults to the value of `mail-from-style'
166 ;; `angles' in Emacs 22.1~23.1, XEmacs 21.4, 21.5, and SXEmacs 22.1;
167 ;; `system-default' in Emacs 23.2, and 24.1
168 "Specifies how \"From\" headers look.
170 If nil, they contain just the return address like:
172 If `parens', they look like:
173 king@grassland.com (Elvis Parsley)
174 If `angles', they look like:
175 Elvis Parsley <king@grassland.com>
177 Otherwise, most addresses look like `angles', but they look like
178 `parens' if `angles' would need quoting and `parens' would not."
180 :type '(choice (const :tag "simple" nil)
184 :group 'message-headers)
186 (defcustom message-insert-canlock t
187 "Whether to insert a Cancel-Lock header in news postings."
189 :group 'message-headers
192 (defcustom message-syntax-checks
193 (if message-insert-canlock '((sender . disabled)) nil)
194 ;; Guess this one shouldn't be easy to customize...
195 "*Controls what syntax checks should not be performed on outgoing posts.
196 To disable checking of long signatures, for instance, add
197 `(signature . disabled)' to this list.
199 Don't touch this variable unless you really know what you're doing.
201 Checks include `approved', `bogus-recipient', `continuation-headers',
202 `control-chars', `empty', `existing-newsgroups', `from', `illegible-text',
203 `invisible-text', `long-header-lines', `long-lines', `message-id',
204 `multiple-headers', `new-text', `newsgroups', `quoting-style',
205 `repeated-newsgroups', `reply-to', `sender', `sendsys', `shoot',
206 `shorten-followup-to', `signature', `size', `subject', `subject-cmsg'
207 and `valid-newsgroups'."
209 :type '(repeat sexp)) ; Fixme: improve this
211 (defcustom message-required-headers '((optional . References)
213 "*Headers to be generated or prompted for when sending a message.
214 Also see `message-required-news-headers' and
215 `message-required-mail-headers'."
218 :group 'message-headers
219 :link '(custom-manual "(message)Message Headers")
220 :type '(repeat sexp))
222 (defcustom message-draft-headers '(References From Date)
223 "*Headers to be generated when saving a draft message."
226 :group 'message-headers
227 :link '(custom-manual "(message)Message Headers")
228 :type '(repeat sexp))
230 (defcustom message-required-news-headers
231 '(From Newsgroups Subject Date Message-ID
232 (optional . Organization)
233 (optional . User-Agent))
234 "*Headers to be generated or prompted for when posting an article.
235 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
236 Message-ID. Organization, Lines, In-Reply-To, Expires, and
237 User-Agent are optional. If you don't want message to insert some
238 header, remove it from this list."
240 :group 'message-headers
241 :link '(custom-manual "(message)Message Headers")
242 :type '(repeat sexp))
244 (defcustom message-required-mail-headers
245 '(From Subject Date (optional . In-Reply-To) Message-ID
246 (optional . User-Agent))
247 "*Headers to be generated or prompted for when mailing a message.
248 It is recommended that From, Date, To, Subject and Message-ID be
249 included. Organization and User-Agent are optional."
251 :group 'message-headers
252 :link '(custom-manual "(message)Message Headers")
253 :type '(repeat sexp))
255 (defcustom message-prune-recipient-rules nil
256 "Rules for how to prune the list of recipients when doing wide replies.
257 This is a list of regexps and regexp matches."
260 :group 'message-headers
261 :link '(custom-manual "(message)Wide Reply")
262 :type '(repeat regexp))
264 (defcustom message-deletable-headers '(Message-ID Date Lines)
265 "Headers to be deleted if they already exist and were generated by message previously."
266 :group 'message-headers
267 :link '(custom-manual "(message)Message Headers")
270 (defcustom message-ignored-news-headers
271 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:\\|^X-Message-SMTP-Method:"
272 "*Regexp of headers to be removed unconditionally before posting."
274 :group 'message-headers
275 :link '(custom-manual "(message)Message Headers")
276 :type '(repeat :value-to-internal (lambda (widget value)
277 (custom-split-regexp-maybe value))
278 :match (lambda (widget value)
280 (widget-editable-list-match widget value)))
283 (defcustom message-ignored-mail-headers
284 "^\\([GF]cc\\|Resent-Fcc\\|Xref\\|X-Draft-From\\|X-Gnus-Agent-Meta-Information\\):"
285 "*Regexp of headers to be removed unconditionally before mailing."
287 :group 'message-headers
288 :link '(custom-manual "(message)Mail Headers")
291 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-ID:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:\\|^Approved:\\|^Injection-Date:\\|^Injection-Info:"
292 "*Header lines matching this regexp will be deleted before posting.
293 It's best to delete old Path and Date headers before posting to avoid
295 :group 'message-interface
296 :link '(custom-manual "(message)Superseding")
297 :type '(repeat :value-to-internal (lambda (widget value)
298 (custom-split-regexp-maybe value))
299 :match (lambda (widget value)
301 (widget-editable-list-match widget value)))
304 (defcustom message-subject-re-regexp
305 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
306 "*Regexp matching \"Re: \" in the subject line."
307 :group 'message-various
308 :link '(custom-manual "(message)Message Headers")
311 ;;; Start of variables adopted from `message-utils.el'.
313 (defcustom message-subject-trailing-was-query t
314 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
315 If nil, leave the subject unchanged. If it is the symbol `ask', query
316 the user what do do. In this case, the subject is matched against
317 `message-subject-trailing-was-ask-regexp'. If
318 `message-subject-trailing-was-query' is t, always strip the trailing
319 old subject. In this case, `message-subject-trailing-was-regexp' is
322 :type '(choice (const :tag "never" nil)
323 (const :tag "always strip" t)
325 :link '(custom-manual "(message)Message Headers")
326 :group 'message-various)
328 (defcustom message-subject-trailing-was-ask-regexp
329 "[ \t]*\\([[(]+[Ww][Aa][Ss]:?[ \t]*.*[])]+\\)"
330 "*Regexp matching \"(was: <old subject>)\" in the subject line.
332 The function `message-strip-subject-trailing-was' uses this regexp if
333 `message-subject-trailing-was-query' is set to the symbol `ask'. If
334 the variable is t instead of `ask', use
335 `message-subject-trailing-was-regexp' instead.
337 It is okay to create some false positives here, as the user is asked."
339 :group 'message-various
340 :link '(custom-manual "(message)Message Headers")
343 (defcustom message-subject-trailing-was-regexp
344 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
345 "*Regexp matching \"(was: <old subject>)\" in the subject line.
347 If `message-subject-trailing-was-query' is set to t, the subject is
348 matched against `message-subject-trailing-was-regexp' in
349 `message-strip-subject-trailing-was'. You should use a regexp creating very
350 few false positives here."
352 :group 'message-various
353 :link '(custom-manual "(message)Message Headers")
356 ;;; marking inserted text
358 (defcustom message-mark-insert-begin
359 "--8<---------------cut here---------------start------------->8---\n"
360 "How to mark the beginning of some inserted text."
363 :link '(custom-manual "(message)Insertion Variables")
364 :group 'message-various)
366 (defcustom message-mark-insert-end
367 "--8<---------------cut here---------------end--------------->8---\n"
368 "How to mark the end of some inserted text."
371 :link '(custom-manual "(message)Insertion Variables")
372 :group 'message-various)
374 (defcustom message-archive-header "X-No-Archive: Yes\n"
375 "Header to insert when you don't want your article to be archived.
376 Archives \(such as groups.google.com\) respect this header."
379 :link '(custom-manual "(message)Header Commands")
380 :group 'message-various)
382 (defcustom message-archive-note
383 "X-No-Archive: Yes - save http://groups.google.com/"
384 "Note to insert why you wouldn't want this posting archived.
385 If nil, don't insert any text in the body."
387 :type '(radio string (const nil))
388 :link '(custom-manual "(message)Header Commands")
389 :group 'message-various)
391 ;;; Crossposts and Followups
392 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
393 ;; new suggestions by R. Weikusat <rw at another.de>
395 (defvar message-cross-post-old-target nil
396 "Old target for cross-posts or follow-ups.")
397 (make-variable-buffer-local 'message-cross-post-old-target)
399 (defcustom message-cross-post-default t
400 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
401 If nil, `message-cross-post-followup-to' will only do a followup. Note that
402 you can explicitly override this setting by calling
403 `message-cross-post-followup-to' with a prefix."
406 :group 'message-various)
408 (defcustom message-cross-post-note "Crosspost & Followup-To: "
409 "Note to insert before signature to notify of cross-post and follow-up."
412 :group 'message-various)
414 (defcustom message-followup-to-note "Followup-To: "
415 "Note to insert before signature to notify of follow-up only."
418 :group 'message-various)
420 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
421 "Function to use to insert note about Crosspost or Followup-To.
422 The function will be called with four arguments. The function should not only
423 insert a note, but also ensure old notes are deleted. See the documentation
424 for `message-cross-post-insert-note'."
427 :group 'message-various)
429 ;;; End of variables adopted from `message-utils.el'.
431 (defcustom message-signature-separator "^-- $"
432 "Regexp matching the signature separator.
433 This variable is used to strip off the signature from quoted text
434 when `message-cite-function' is
435 `message-cite-original-without-signature'. Most useful values
436 are \"^-- $\" (strict) and \"^-- *$\" (loose; allow missing
438 :type '(choice (const :tag "strict" "^-- $")
439 (const :tag "loose" "^-- *$")
441 :version "22.3" ;; Gnus 5.10.12 (changed default)
442 :link '(custom-manual "(message)Various Message Variables")
443 :group 'message-various)
445 (defcustom message-elide-ellipsis "\n[...]\n\n"
446 "*The string which is inserted for elided text.
447 This is a format-spec string, and you can use %l to say how many
448 lines were removed, and %c to say how many characters were
451 :link '(custom-manual "(message)Various Commands")
452 :group 'message-various)
454 (defcustom message-interactive t
455 ;; In Emacs 24.1 this defaults to the value of `mail-interactive'
457 ;; `nil' in Emacs 22.1~22.3, XEmacs 21.4, 21.5, and SXEmacs 22.1;
458 ;; `t' in Emacs 23.1~24.1
459 "Non-nil means when sending a message wait for and display errors.
460 A value of nil means let mailer mail back a message to report errors."
462 :group 'message-sending
464 :link '(custom-manual "(message)Sending Variables")
467 (defcustom message-confirm-send nil
468 "When non-nil, ask for confirmation when sending a message."
469 :group 'message-sending
471 :version "23.1" ;; No Gnus
472 :link '(custom-manual "(message)Sending Variables")
475 (defcustom message-generate-new-buffers 'unsent
476 "*Say whether to create a new message buffer to compose a message.
477 Valid values include:
480 Generate the buffer name in the Message way (e.g., *mail*, *news*,
481 *mail to whom*, *news on group*, etc.) and continue editing in the
482 existing buffer of that name. If there is no such buffer, it will
486 Create the new buffer with the name generated in the Message way.
489 Similar to `unique' but the buffer name begins with \"*unsent \".
492 Similar to nil but the buffer name is simpler like *mail message*.
495 If this is a function, call that function with three parameters:
496 The type, the To address and the group name (any of these may be nil).
497 The function should return the new buffer name."
499 :group 'message-buffers
500 :link '(custom-manual "(message)Message Buffers")
501 :type '(choice (const nil)
502 (sexp :tag "unique" :format "unique\n" :value unique
503 :match (lambda (widget value) (memq value '(unique t))))
506 (function :format "\n %{%t%}: %v")))
508 (defcustom message-kill-buffer-on-exit nil
509 "*Non-nil means that the message buffer will be killed after sending a message."
510 :group 'message-buffers
511 :link '(custom-manual "(message)Message Buffers")
514 (defcustom message-kill-buffer-query t
515 "*Non-nil means that killing a modified message buffer has to be confirmed.
516 This is used by `message-kill-buffer'."
517 :version "23.1" ;; No Gnus
518 :group 'message-buffers
521 (defcustom message-user-organization
522 (or (getenv "ORGANIZATION") t)
523 "String to be used as an Organization header.
524 If t, use `message-user-organization-file'."
525 :group 'message-headers
526 :type '(choice string
527 (const :tag "consult file" t)))
529 (defcustom message-user-organization-file
531 (dolist (f (list "/etc/organization"
532 "/etc/news/organization"
533 "/usr/lib/news/organization"))
534 (when (file-readable-p f)
537 "*Local news organization file."
539 :link '(custom-manual "(message)News Headers")
540 :group 'message-headers)
542 (defcustom message-make-forward-subject-function
543 #'message-forward-subject-name-subject
544 "*List of functions called to generate subject headers for forwarded messages.
545 The subject generated by the previous function is passed into each
548 The provided functions are:
550 * `message-forward-subject-author-subject' Source of article (author or
551 newsgroup), in brackets followed by the subject
552 * `message-forward-subject-name-subject' Source of article (name of author
553 or newsgroup), in brackets followed by the subject
554 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
556 :group 'message-forwarding
557 :link '(custom-manual "(message)Forwarding")
558 :type '(radio (function-item message-forward-subject-author-subject)
559 (function-item message-forward-subject-fwd)
560 (function-item message-forward-subject-name-subject)
561 (repeat :tag "List of functions" function)))
563 (defcustom message-forward-as-mime t
564 "*Non-nil means forward messages as an inline/rfc822 MIME section.
565 Otherwise, directly inline the old message in the forwarded message."
567 :group 'message-forwarding
568 :link '(custom-manual "(message)Forwarding")
571 (defcustom message-forward-show-mml 'best
572 "*Non-nil means show forwarded messages as MML (decoded from MIME).
573 Otherwise, forwarded messages are unchanged.
574 Can also be the symbol `best' to indicate that MML should be
575 used, except when it is a bad idea to use MML. One example where
576 it is a bad idea is when forwarding a signed or encrypted
577 message, because converting MIME to MML would invalidate the
580 :group 'message-forwarding
581 :type '(choice (const :tag "use MML" t)
582 (const :tag "don't use MML " nil)
583 (const :tag "use MML when appropriate" best)))
585 (defcustom message-forward-before-signature t
586 "*Non-nil means put forwarded message before signature, else after."
587 :group 'message-forwarding
590 (defcustom message-wash-forwarded-subjects nil
591 "*Non-nil means try to remove as much cruft as possible from the subject.
592 Done before generating the new subject of a forward."
593 :group 'message-forwarding
594 :link '(custom-manual "(message)Forwarding")
597 (defcustom message-ignored-resent-headers
598 ;; `Delivered-To' needs to be removed because some mailers use it to
599 ;; detect loops, so if you resend a message to an address that ultimately
600 ;; comes back to you (e.g. a mailing-list to which you subscribe, in which
601 ;; case you may be removed from the list on the grounds that mail to you
602 ;; bounced with a "mailing loop" error).
603 "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From \\|^Delivered-To:\
604 \\|^X-Content-Length:\\|^X-UIDL:"
605 "*All headers that match this regexp will be deleted when resending a message."
607 :group 'message-interface
608 :link '(custom-manual "(message)Resending")
609 :type '(repeat :value-to-internal (lambda (widget value)
610 (custom-split-regexp-maybe value))
611 :match (lambda (widget value)
613 (widget-editable-list-match widget value)))
616 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
617 "*All headers that match this regexp will be deleted when forwarding a message."
619 :group 'message-forwarding
620 :type '(repeat :value-to-internal (lambda (widget value)
621 (custom-split-regexp-maybe value))
622 :match (lambda (widget value)
624 (widget-editable-list-match widget value)))
627 (defcustom message-ignored-cited-headers "."
628 "*Delete these headers from the messages you yank."
629 :group 'message-insertion
630 :link '(custom-manual "(message)Insertion Variables")
633 (defcustom message-cite-prefix-regexp
634 ;; In Emacs 24.1 this defaults to the value of
635 ;; `mail-citation-prefix-regexp'; the default value varies according
636 ;; to the Emacs version. In XEmacs 21.4 and 21.5, sendmail.el
638 (if (string-match "[[:digit:]]" "1")
639 ;; Support POSIX? XEmacs 21.5.27 doesn't.
640 "\\([ \t]*[_.[:word:]]+>+\\|[ \t]*[]>|]\\)+"
641 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
642 (let (non-word-constituents)
643 (with-syntax-table text-mode-syntax-table
644 (setq non-word-constituents
646 (if (string-match "\\w" "_") "" "_")
647 (if (string-match "\\w" ".") "" "."))))
648 (if (equal non-word-constituents "")
649 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|]\\)+"
650 (concat "\\([ \t]*\\(\\w\\|["
651 non-word-constituents
652 "]\\)+>+\\|[ \t]*[]>|]\\)+"))))
653 "*Regexp matching the longest possible citation prefix on a line."
655 :group 'message-insertion
656 :link '(custom-manual "(message)Insertion Variables")
658 :set (lambda (symbol value)
660 (custom-set-default symbol value)
661 (if (boundp 'gnus-message-cite-prefix-regexp)
662 (setq gnus-message-cite-prefix-regexp
663 (concat "^\\(?:" value "\\)"))))))
665 (defcustom message-cancel-message "I am canceling my own article.\n"
666 "Message to be inserted in the cancel message."
667 :group 'message-interface
668 :link '(custom-manual "(message)Canceling News")
671 (defun message-send-mail-function ()
672 "Return suitable value for the variable `message-send-mail-function'."
673 (cond ((and (require 'sendmail)
674 (boundp 'sendmail-program)
676 (executable-find sendmail-program))
677 'message-send-mail-with-sendmail)
678 ((and (locate-library "smtpmail")
679 (boundp 'smtpmail-default-smtp-server)
680 smtpmail-default-smtp-server)
681 'message-smtpmail-send-it)
682 ((locate-library "mailclient")
683 'message-send-mail-with-mailclient)
685 (error "Don't know how to send mail. Please customize `message-send-mail-function'"))))
687 (defun message-default-send-mail-function ()
688 (cond ((eq send-mail-function 'smtpmail-send-it) 'message-smtpmail-send-it)
689 ((eq send-mail-function 'feedmail-send-it) 'feedmail-send-it)
690 ((eq send-mail-function 'sendmail-query-once) 'sendmail-query-once)
691 ((eq send-mail-function 'mailclient-send-it)
692 'message-send-mail-with-mailclient)
693 (t (message-send-mail-function))))
695 ;; Useful to set in site-init.el
696 (defcustom message-send-mail-function (message-default-send-mail-function)
697 "Function to call to send the current buffer as mail.
698 The headers should be delimited by a line whose contents match the
699 variable `mail-header-separator'.
701 Valid values include `message-send-mail-with-sendmail'
702 `message-send-mail-with-mh', `message-send-mail-with-qmail',
703 `message-smtpmail-send-it', `smtpmail-send-it',
704 `feedmail-send-it' and `message-send-mail-with-mailclient'. The
705 default is system dependent and determined by the function
706 `message-send-mail-function'.
708 See also `send-mail-function'."
709 :type '(radio (function-item message-send-mail-with-sendmail)
710 (function-item message-send-mail-with-mh)
711 (function-item message-send-mail-with-qmail)
712 (function-item message-smtpmail-send-it)
713 (function-item smtpmail-send-it)
714 (function-item feedmail-send-it)
715 (function-item message-send-mail-with-mailclient
716 :tag "Use Mailclient package")
717 (function :tag "Other"))
718 :group 'message-sending
720 :initialize 'custom-initialize-default
721 :link '(custom-manual "(message)Mail Variables")
722 :group 'message-mail)
724 (defcustom message-send-news-function 'message-send-news
725 "Function to call to send the current buffer as news.
726 The headers should be delimited by a line whose contents match the
727 variable `mail-header-separator'."
728 :group 'message-sending
730 :link '(custom-manual "(message)News Variables")
733 (defcustom message-reply-to-function nil
734 "If non-nil, function that should return a list of headers.
735 This function should pick out addresses from the To, Cc, and From headers
736 and respond with new To and Cc headers."
737 :group 'message-interface
738 :link '(custom-manual "(message)Reply")
739 :type '(choice function (const nil)))
741 (defcustom message-wide-reply-to-function nil
742 "If non-nil, function that should return a list of headers.
743 This function should pick out addresses from the To, Cc, and From headers
744 and respond with new To and Cc headers."
745 :group 'message-interface
746 :link '(custom-manual "(message)Wide Reply")
747 :type '(choice function (const nil)))
749 (defcustom message-followup-to-function nil
750 "If non-nil, function that should return a list of headers.
751 This function should pick out addresses from the To, Cc, and From headers
752 and respond with new To and Cc headers."
753 :group 'message-interface
754 :link '(custom-manual "(message)Followup")
755 :type '(choice function (const nil)))
757 (defcustom message-extra-wide-headers nil
758 "If non-nil, a list of additional address headers.
759 These are used when composing a wide reply."
760 :group 'message-sending
761 :type '(repeat string))
763 (defcustom message-use-followup-to 'ask
764 "*Specifies what to do with Followup-To header.
765 If nil, always ignore the header. If it is t, use its value, but
766 query before using the \"poster\" value. If it is the symbol `ask',
767 always query the user whether to use the value. If it is the symbol
768 `use', always use the value."
769 :group 'message-interface
770 :link '(custom-manual "(message)Followup")
771 :type '(choice (const :tag "ignore" nil)
772 (const :tag "use & query" t)
776 (defcustom message-use-mail-followup-to 'use
777 "*Specifies what to do with Mail-Followup-To header.
778 If nil, always ignore the header. If it is the symbol `ask', always
779 query the user whether to use the value. If it is the symbol `use',
780 always use the value."
782 :group 'message-interface
783 :link '(custom-manual "(message)Mailing Lists")
784 :type '(choice (const :tag "ignore" nil)
788 (defcustom message-subscribed-address-functions nil
789 "*Specifies functions for determining list subscription.
790 If nil, do not attempt to determine list subscription with functions.
791 If non-nil, this variable contains a list of functions which return
792 regular expressions to match lists. These functions can be used in
793 conjunction with `message-subscribed-regexps' and
794 `message-subscribed-addresses'."
796 :group 'message-interface
797 :link '(custom-manual "(message)Mailing Lists")
798 :type '(repeat sexp))
800 (defcustom message-subscribed-address-file nil
801 "*A file containing addresses the user is subscribed to.
802 If nil, do not look at any files to determine list subscriptions. If
803 non-nil, each line of this file should be a mailing list address."
805 :group 'message-interface
806 :link '(custom-manual "(message)Mailing Lists")
807 :type '(radio file (const nil)))
809 (defcustom message-subscribed-addresses nil
810 "*Specifies a list of addresses the user is subscribed to.
811 If nil, do not use any predefined list subscriptions. This list of
812 addresses can be used in conjunction with
813 `message-subscribed-address-functions' and `message-subscribed-regexps'."
815 :group 'message-interface
816 :link '(custom-manual "(message)Mailing Lists")
817 :type '(repeat string))
819 (defcustom message-subscribed-regexps nil
820 "*Specifies a list of addresses the user is subscribed to.
821 If nil, do not use any predefined list subscriptions. This list of
822 regular expressions can be used in conjunction with
823 `message-subscribed-address-functions' and `message-subscribed-addresses'."
825 :group 'message-interface
826 :link '(custom-manual "(message)Mailing Lists")
827 :type '(repeat regexp))
829 (defcustom message-allow-no-recipients 'ask
830 "Specifies what to do when there are no recipients other than Gcc/Fcc.
831 If it is the symbol `always', the posting is allowed. If it is the
832 symbol `never', the posting is not allowed. If it is the symbol
833 `ask', you are prompted."
835 :group 'message-interface
836 :link '(custom-manual "(message)Message Headers")
837 :type '(choice (const always)
841 (defcustom message-sendmail-f-is-evil nil
842 "*Non-nil means don't add \"-f username\" to the sendmail command line.
843 Doing so would be even more evil than leaving it out."
844 :group 'message-sending
845 :link '(custom-manual "(message)Mail Variables")
848 (defcustom message-sendmail-envelope-from nil
849 ;; In Emacs 24.1 this defaults to the value of `mail-envelope-from'
850 ;; if it is available, or defaults to nil. sendmail.el provides it;
851 ;; the default value is nil in all (X)Emacsen that Gnus supports.
852 "*Envelope-from when sending mail with sendmail.
853 If this is nil, use `user-mail-address'. If it is the symbol
854 `header', use the From: header of the message."
856 :type '(choice (string :tag "From name")
857 (const :tag "Use From: header from message" header)
858 (const :tag "Use `user-mail-address'" nil))
859 :link '(custom-manual "(message)Mail Variables")
860 :group 'message-sending)
862 (defcustom message-sendmail-extra-arguments nil
863 "Additional arguments to `sendmail-program'."
864 ;; E.g. '("-a" "account") for msmtp
865 :version "23.1" ;; No Gnus
866 :type '(repeat string)
867 ;; :link '(custom-manual "(message)Mail Variables")
868 :group 'message-sending)
870 ;; qmail-related stuff
871 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
872 "Location of the qmail-inject program."
873 :group 'message-sending
874 :link '(custom-manual "(message)Mail Variables")
877 (defcustom message-qmail-inject-args nil
878 "Arguments passed to qmail-inject programs.
879 This should be a list of strings, one string for each argument.
880 It may also be a function.
882 For e.g., if you wish to set the envelope sender address so that bounces
883 go to the right place or to deal with listserv's usage of that address, you
884 might set this variable to '(\"-f\" \"you@some.where\")."
885 :group 'message-sending
886 :link '(custom-manual "(message)Mail Variables")
887 :type '(choice (function)
890 (defvar gnus-post-method)
891 (defvar gnus-select-method)
892 (defcustom message-post-method
893 (cond ((and (boundp 'gnus-post-method)
894 (listp gnus-post-method)
897 ((boundp 'gnus-select-method)
900 "*Method used to post news.
901 Note that when posting from inside Gnus, for instance, this
902 variable isn't used."
904 :group 'message-sending
905 ;; This should be the `gnus-select-method' widget, but that might
906 ;; create a dependence to `gnus.el'.
909 (defcustom message-generate-headers-first nil
910 "Which headers should be generated before starting to compose a message.
911 If t, generate all required headers. This can also be a list of headers to
912 generate. The variables `message-required-news-headers' and
913 `message-required-mail-headers' specify which headers to generate.
915 Note that the variable `message-deletable-headers' specifies headers which
916 are to be deleted and then re-generated before sending, so this variable
917 will not have a visible effect for those headers."
918 :group 'message-headers
919 :link '(custom-manual "(message)Message Headers")
920 :type '(choice (const :tag "None" nil)
922 (repeat (sexp :tag "Header"))))
924 (defcustom message-fill-column 72
925 "Column beyond which automatic line-wrapping should happen.
926 Local value for message buffers. If non-nil, also turn on
927 auto-fill in message buffers."
928 :group 'message-various
929 ;; :link '(custom-manual "(message)Message Headers")
930 :type '(choice (const :tag "Don't turn on auto fill" nil)
933 (defcustom message-setup-hook nil
934 "Normal hook, run each time a new outgoing message is initialized.
935 The function `message-setup' runs this hook."
936 :group 'message-various
937 :link '(custom-manual "(message)Various Message Variables")
940 (defcustom message-cancel-hook nil
941 "Hook run when canceling articles."
942 :group 'message-various
943 :link '(custom-manual "(message)Various Message Variables")
946 (defcustom message-signature-setup-hook nil
947 "Normal hook, run each time a new outgoing message is initialized.
948 It is run after the headers have been inserted and before
949 the signature is inserted."
950 :group 'message-various
951 :link '(custom-manual "(message)Various Message Variables")
954 (defcustom message-mode-hook nil
955 "Hook run in message mode buffers."
956 :group 'message-various
959 (defcustom message-header-hook nil
960 "Hook run in a message mode buffer narrowed to the headers."
961 :group 'message-various
964 (defcustom message-header-setup-hook nil
965 "Hook called narrowed to the headers when setting up a message buffer."
966 :group 'message-various
967 :link '(custom-manual "(message)Various Message Variables")
970 (defcustom message-minibuffer-local-map
971 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
972 (set-keymap-parent map minibuffer-local-map)
974 "Keymap for `message-read-from-minibuffer'."
976 :group 'message-various)
978 (defcustom message-citation-line-function 'message-insert-citation-line
979 "*Function called to insert the \"Whomever writes:\" line.
981 Predefined functions include `message-insert-citation-line' and
982 `message-insert-formatted-citation-line' (see the variable
983 `message-citation-line-format').
985 Note that Gnus provides a feature where the reader can click on
986 `writes:' to hide the cited text. If you change this line too much,
987 people who read your message will have to change their Gnus
988 configuration. See the variable `gnus-cite-attribution-suffix'."
990 (function-item :tag "plain" message-insert-citation-line)
991 (function-item :tag "formatted" message-insert-formatted-citation-line)
992 (function :tag "Other"))
993 :link '(custom-manual "(message)Insertion Variables")
994 :group 'message-insertion)
996 (defcustom message-citation-line-format "On %a, %b %d %Y, %N wrote:\n"
997 "Format of the \"Whomever writes:\" line.
999 The string is formatted using `format-spec'. The following
1000 constructs are replaced:
1002 %f The full From, e.g. \"John Doe <john.doe@example.invalid>\".
1003 %n The mail address, e.g. \"john.doe@example.invalid\".
1004 %N The real name if present, e.g.: \"John Doe\", else fall
1005 back to the mail address.
1006 %F The first name if present, e.g.: \"John\".
1007 %L The last name if present, e.g.: \"Doe\".
1009 All other format specifiers are passed to `format-time-string'
1010 which is called using the date from the article your replying to.
1011 Extracting the first (%F) and last name (%L) is done
1012 heuristically, so you should always check it yourself.
1014 Please also read the note in the documentation of
1015 `message-citation-line-function'."
1016 :type '(choice (const :tag "Plain" "%f writes:")
1017 (const :tag "Include date" "On %a, %b %d %Y, %n wrote:")
1019 :link '(custom-manual "(message)Insertion Variables")
1020 :version "23.1" ;; No Gnus
1021 :group 'message-insertion)
1023 (defcustom message-yank-prefix "> "
1024 ;; In Emacs 24.1 this defaults to the value of `mail-yank-prefix'
1025 ;; that defaults to:
1026 ;; `nil' in Emacs 22.1~23.1;
1027 ;; "> " in Emacs 23.2, 24.1, XEmacs 21.4, 21.5, and SXEmacs 22.1
1028 "*Prefix inserted on the lines of yanked messages.
1029 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1030 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
1033 :link '(custom-manual "(message)Insertion Variables")
1034 :group 'message-insertion)
1036 (defcustom message-yank-cited-prefix ">"
1037 "*Prefix inserted on cited lines of yanked messages.
1038 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1039 See also `message-yank-prefix' and `message-yank-empty-prefix'."
1042 :link '(custom-manual "(message)Insertion Variables")
1043 :group 'message-insertion)
1045 (defcustom message-yank-empty-prefix ">"
1046 "*Prefix inserted on empty lines of yanked messages.
1047 See also `message-yank-prefix' and `message-yank-cited-prefix'."
1050 :link '(custom-manual "(message)Insertion Variables")
1051 :group 'message-insertion)
1053 (defcustom message-indentation-spaces 3
1054 ;; In Emacs 24.1 this defaults to the value of
1055 ;; `mail-indentation-spaces' that defaults to `3' in Emacs 22.1~24.1,
1056 ;; and SXEmacs 22.1. In XEmacs 21.4 and 21.5, sendmail.el provides
1057 ;; it; the defalut value is `3'.
1058 "*Number of spaces to insert at the beginning of each cited line.
1059 Used by `message-yank-original' via `message-yank-cite'."
1061 :group 'message-insertion
1062 :link '(custom-manual "(message)Insertion Variables")
1065 (defcustom message-cite-function 'message-cite-original-without-signature
1066 "*Function for citing an original message.
1067 Predefined functions include `message-cite-original' and
1068 `message-cite-original-without-signature'.
1069 Note that these functions use `mail-citation-hook' if that is non-nil."
1070 :type '(radio (function-item message-cite-original)
1071 (function-item message-cite-original-without-signature)
1072 (function-item sc-cite-original)
1073 (function :tag "Other"))
1074 :link '(custom-manual "(message)Insertion Variables")
1075 :version "22.3" ;; Gnus 5.10.12 (changed default)
1076 :group 'message-insertion)
1078 (defcustom message-indent-citation-function 'message-indent-citation
1079 "*Function for modifying a citation just inserted in the mail buffer.
1080 This can also be a list of functions. Each function can find the
1081 citation between (point) and (mark t). And each function should leave
1082 point and mark around the citation text as modified."
1084 :link '(custom-manual "(message)Insertion Variables")
1085 :group 'message-insertion)
1087 (defcustom message-signature t
1088 ;; In Emacs 24.1 this defaults to the value of `mail-signature' that
1090 ;; `nil' in Emacs 22.1~23.1, XEmacs 21.4, 21.5, and SXEmacs 22.1;
1091 ;; `t' in Emacs 23.2, and 24.1
1092 "*String to be inserted at the end of the message buffer.
1093 If t, the `message-signature-file' file will be inserted instead.
1094 If a function, the result from the function will be used instead.
1095 If a form, the result from the form will be used instead."
1098 :link '(custom-manual "(message)Insertion Variables")
1099 :group 'message-insertion)
1101 (defcustom message-signature-file "~/.signature"
1102 ;; In Emacs 24.1 this defaults to the value of `mail-signature-file'
1103 ;; that defaults to "~/.signature" in Emacs 22.1~24.1, and SXEmacs
1104 ;; 22.1. In XEmacs 21.4 and 21.5, sendmail.el provides it;
1105 ;; the defalut value is "~/.signature".
1106 "*Name of file containing the text inserted at end of message buffer.
1107 Ignored if the named file doesn't exist.
1108 If nil, don't insert a signature.
1109 If a path is specified, the value of `message-signature-directory' is ignored,
1112 :type '(choice file (const :tags "None" nil))
1113 :link '(custom-manual "(message)Insertion Variables")
1114 :group 'message-insertion)
1116 (defcustom message-signature-directory nil
1117 "*Name of directory containing signature files.
1118 Comes in handy if you have many such files, handled via posting styles for
1120 If nil, `message-signature-file' is expected to specify the directory if
1122 :type '(choice string (const :tags "None" nil))
1123 :link '(custom-manual "(message)Insertion Variables")
1124 :group 'message-insertion)
1126 (defcustom message-signature-insert-empty-line t
1127 "*If non-nil, insert an empty line before the signature separator."
1130 :link '(custom-manual "(message)Insertion Variables")
1131 :group 'message-insertion)
1133 (defcustom message-cite-reply-position 'traditional
1134 "*Where the reply should be positioned.
1135 If `traditional', reply inline.
1136 If `above', reply above quoted text.
1137 If `below', reply below quoted text.
1139 Note: Many newsgroups frown upon nontraditional reply styles. You
1140 probably want to set this variable only for specific groups,
1141 e.g. using `gnus-posting-styles':
1143 (eval (set (make-local-variable 'message-cite-reply-position) 'above))"
1145 :type '(choice (const :tag "Reply inline" 'traditional)
1146 (const :tag "Reply above" 'above)
1147 (const :tag "Reply below" 'below))
1148 :group 'message-insertion)
1150 (defcustom message-cite-style nil
1151 "*The overall style to be used when yanking cited text.
1152 Value is either `nil' (no variable overrides) or a let-style list
1153 of pairs (VARIABLE VALUE) that will be bound in
1154 `message-yank-original' to do the quoting.
1156 Presets to impersonate popular mail agents are found in the
1157 message-cite-style-* variables. This variable is intended for
1158 use in `gnus-posting-styles', such as:
1160 ((posting-from-work-p) (eval (set (make-local-variable 'message-cite-style) message-cite-style-outlook)))"
1162 :group 'message-insertion
1163 :type '(choice (const :tag "Do not override variables" :value nil)
1164 (const :tag "MS Outlook" :value message-cite-style-outlook)
1165 (const :tag "Mozilla Thunderbird" :value message-cite-style-thunderbird)
1166 (const :tag "Gmail" :value message-cite-style-gmail)
1167 (variable :tag "User-specified")))
1169 (defconst message-cite-style-outlook
1170 '((message-cite-function 'message-cite-original)
1171 (message-citation-line-function 'message-insert-formatted-citation-line)
1172 (message-cite-reply-position 'above)
1173 (message-yank-prefix "")
1174 (message-yank-cited-prefix "")
1175 (message-yank-empty-prefix "")
1176 (message-citation-line-format "\n\n-----------------------\nOn %a, %b %d %Y, %N wrote:\n"))
1177 "Message citation style used by MS Outlook. Use with message-cite-style.")
1179 (defconst message-cite-style-thunderbird
1180 '((message-cite-function 'message-cite-original)
1181 (message-citation-line-function 'message-insert-formatted-citation-line)
1182 (message-cite-reply-position 'above)
1183 (message-yank-prefix "> ")
1184 (message-yank-cited-prefix ">")
1185 (message-yank-empty-prefix ">")
1186 (message-citation-line-format "On %D %R %p, %N wrote:"))
1187 "Message citation style used by Mozilla Thunderbird. Use with message-cite-style.")
1189 (defconst message-cite-style-gmail
1190 '((message-cite-function 'message-cite-original)
1191 (message-citation-line-function 'message-insert-formatted-citation-line)
1192 (message-cite-reply-position 'above)
1193 (message-yank-prefix " ")
1194 (message-yank-cited-prefix " ")
1195 (message-yank-empty-prefix " ")
1196 (message-citation-line-format "On %e %B %Y %R, %f wrote:\n"))
1197 "Message citation style used by Gmail. Use with message-cite-style.")
1199 (defcustom message-distribution-function nil
1200 "*Function called to return a Distribution header."
1201 :group 'message-news
1202 :group 'message-headers
1203 :link '(custom-manual "(message)News Headers")
1204 :type '(choice function (const nil)))
1206 (defcustom message-expires 14
1207 "Number of days before your article expires."
1208 :group 'message-news
1209 :group 'message-headers
1210 :link '(custom-manual "(message)News Headers")
1213 (defcustom message-user-path nil
1214 "If nil, use the NNTP server name in the Path header.
1215 If stringp, use this; if non-nil, use no host name (user name only)."
1216 :group 'message-news
1217 :group 'message-headers
1218 :link '(custom-manual "(message)News Headers")
1219 :type '(choice (const :tag "nntp" nil)
1220 (string :tag "name")
1221 (sexp :tag "none" :format "%t" t)))
1223 ;; This can be the name of a buffer, or a cons cell (FUNCTION . ARGS)
1224 ;; for yanking the original buffer.
1225 (defvar message-reply-buffer nil)
1226 (defvar message-reply-headers nil
1227 "The headers of the current replied article.
1228 It is a vector of the following headers:
1229 \[number subject from date id references chars lines xref extra].")
1230 (defvar message-newsreader nil)
1231 (defvar message-mailer nil)
1232 (defvar message-sent-message-via nil)
1233 (defvar message-checksum nil)
1234 (defvar message-send-actions nil
1235 "A list of actions to be performed upon successful sending of a message.")
1236 (defvar message-return-action nil
1237 "Action to return to the caller after sending or postponing a message.")
1238 (defvar message-exit-actions nil
1239 "A list of actions to be performed upon exiting after sending a message.")
1240 (defvar message-kill-actions nil
1241 "A list of actions to be performed before killing a message buffer.")
1242 (defvar message-postpone-actions nil
1243 "A list of actions to be performed after postponing a message.")
1245 (define-widget 'message-header-lines 'text
1246 "All header lines must be LFD terminated."
1247 :format "%{%t%}:%n%v"
1248 :valid-regexp "^\\'"
1249 :error "All header lines must be newline terminated")
1251 (defcustom message-default-headers ""
1252 "Header lines to be inserted in outgoing messages.
1253 This can be set to a string containing or a function returning
1254 header lines to be inserted before you edit the message, so you
1255 can edit or delete these lines. If set to a function, it is
1256 called and its result is inserted."
1258 :group 'message-headers
1259 :link '(custom-manual "(message)Message Headers")
1261 (message-header-lines :tag "String")
1262 (function :tag "Function")))
1264 (defcustom message-default-mail-headers
1265 ;; Ease the transition from mail-mode to message-mode. See bugs#4431, 5555.
1266 (concat (if (and (boundp 'mail-default-reply-to)
1267 (stringp mail-default-reply-to))
1268 (format "Reply-to: %s\n" mail-default-reply-to))
1269 (if (and (boundp 'mail-self-blind)
1271 (format "BCC: %s\n" user-mail-address))
1272 (if (and (boundp 'mail-archive-file-name)
1273 (stringp mail-archive-file-name))
1274 (format "FCC: %s\n" mail-archive-file-name))
1275 ;; Use the value of `mail-default-headers' if available.
1276 ;; Note: as for XEmacs 21.4 and 21.5, it is unavailable
1277 ;; unless sendmail.el is loaded.
1278 (if (boundp 'mail-default-headers)
1279 mail-default-headers))
1280 "*A string of header lines to be inserted in outgoing mails."
1282 :group 'message-headers
1283 :group 'message-mail
1284 :link '(custom-manual "(message)Mail Headers")
1285 :type 'message-header-lines)
1287 (defcustom message-default-news-headers ""
1288 "*A string of header lines to be inserted in outgoing news articles."
1289 :group 'message-headers
1290 :group 'message-news
1291 :link '(custom-manual "(message)News Headers")
1292 :type 'message-header-lines)
1294 ;; Note: could use /usr/ucb/mail instead of sendmail;
1295 ;; options -t, and -v if not interactive.
1296 (defcustom message-mailer-swallows-blank-line
1297 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1298 system-configuration)
1299 (file-readable-p "/etc/sendmail.cf")
1301 (insert-file-contents "/etc/sendmail.cf")
1302 (goto-char (point-min))
1303 (let ((case-fold-search nil))
1304 (re-search-forward "^OR\\>" nil t))))
1305 ;; According to RFC822, "The field-name must be composed of printable
1306 ;; ASCII characters (i. e., characters that have decimal values between
1307 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1309 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1310 "*Set this non-nil if the system's mailer runs the header and body together.
1311 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1312 The value should be an expression to test whether the problem will
1314 :group 'message-sending
1315 :link '(custom-manual "(message)Mail Variables")
1319 (define-mail-user-agent 'message-user-agent
1320 'message-mail 'message-send-and-exit
1321 'message-kill-buffer 'message-send-hook)
1323 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1324 "If non-nil, delete the deletable headers before feeding to mh.")
1326 (defvar message-send-method-alist
1327 '((news message-news-p message-send-via-news)
1328 (mail message-mail-p message-send-via-mail))
1329 "Alist of ways to send outgoing messages.
1330 Each element has the form
1332 \(TYPE PREDICATE FUNCTION)
1334 where TYPE is a symbol that names the method; PREDICATE is a function
1335 called without any parameters to determine whether the message is
1336 a message of type TYPE; and FUNCTION is a function to be called if
1337 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1340 (defcustom message-mail-alias-type 'abbrev
1341 "*What alias expansion type to use in Message buffers.
1342 The default is `abbrev', which uses mailabbrev. `ecomplete' uses
1343 an electric completion mode. nil switches mail aliases off.
1344 This can also be a list of values."
1346 :link '(custom-manual "(message)Mail Aliases")
1347 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1348 (const :tag "Use ecomplete" ecomplete)
1349 (const :tag "No expansion" nil)))
1351 (defcustom message-self-insert-commands '(self-insert-command)
1352 "List of `self-insert-command's used to trigger ecomplete.
1353 When one of those commands is invoked to enter a character in To or Cc
1354 header, ecomplete will suggest the candidates of recipients (see also
1355 `message-mail-alias-type'). If you use some tool to enter non-ASCII
1356 text and it replaces `self-insert-command' with the other command, e.g.
1357 `egg-self-insert-command', you may want to add it to this list."
1358 :group 'message-various
1359 :type '(repeat function))
1361 (defcustom message-auto-save-directory
1362 (if (file-writable-p message-directory)
1363 (file-name-as-directory (expand-file-name "drafts" message-directory))
1365 "*Directory where Message auto-saves buffers if Gnus isn't running.
1366 If nil, Message won't auto-save."
1367 :group 'message-buffers
1368 :link '(custom-manual "(message)Various Message Variables")
1369 :type '(choice directory (const :tag "Don't auto-save" nil)))
1371 (defcustom message-default-charset
1372 (and (not (mm-multibyte-p)) 'iso-8859-1)
1373 "Default charset used in non-MULE Emacsen.
1374 If nil, you might be asked to input the charset."
1377 :link '(custom-manual "(message)Various Message Variables")
1380 (defcustom message-dont-reply-to-names
1381 (and (boundp 'mail-dont-reply-to-names) mail-dont-reply-to-names)
1382 "*Addresses to prune when doing wide replies.
1383 This can be a regexp or a list of regexps. Also, a value of nil means
1384 exclude your own user name only."
1387 :link '(custom-manual "(message)Wide Reply")
1388 :type '(choice (const :tag "Yourself" nil)
1390 (repeat :tag "Regexp List" regexp)))
1392 (defsubst message-dont-reply-to-names ()
1393 (gmm-regexp-concat message-dont-reply-to-names))
1395 (defvar message-shoot-gnksa-feet nil
1396 "*A list of GNKSA feet you are allowed to shoot.
1397 Gnus gives you all the opportunity you could possibly want for
1398 shooting yourself in the foot. Also, Gnus allows you to shoot the
1399 feet of Good Net-Keeping Seal of Approval. The following are foot
1401 `empty-article' Allow you to post an empty article;
1402 `quoted-text-only' Allow you to post quoted text only;
1403 `multiple-copies' Allow you to post multiple copies;
1404 `cancel-messages' Allow you to cancel or supersede messages from
1405 your other email addresses;
1406 `canlock-verify' Allow you to cancel messages without verifying canlock.")
1408 (defsubst message-gnksa-enable-p (feature)
1409 (or (not (listp message-shoot-gnksa-feet))
1410 (memq feature message-shoot-gnksa-feet)))
1412 (defcustom message-hidden-headers '("^References:" "^Face:" "^X-Face:"
1414 "Regexp of headers to be hidden when composing new messages.
1415 This can also be a list of regexps to match headers. Or a list
1416 starting with `not' and followed by regexps."
1419 :link '(custom-manual "(message)Message Headers")
1421 :format "%{%t%}: %[Value Type%] %v"
1422 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1423 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1424 (regexp :format "%t: %v"))
1425 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1427 (repeat :format "%v%i"
1428 (regexp :format "%t: %v")))))
1430 (defcustom message-cite-articles-with-x-no-archive t
1431 "If non-nil, cite text from articles that has X-No-Archive set."
1435 ;;; Internal variables.
1436 ;;; Well, not really internal.
1438 (defvar message-mode-syntax-table
1439 (let ((table (copy-syntax-table text-mode-syntax-table)))
1440 (modify-syntax-entry ?% ". " table)
1441 (modify-syntax-entry ?> ". " table)
1442 (modify-syntax-entry ?< ". " table)
1444 "Syntax table used while in Message mode.")
1446 (defface message-header-to
1449 (:foreground "DarkOliveGreen1" :bold t))
1452 (:foreground "MidnightBlue" :bold t))
1454 (:bold t :italic t)))
1455 "Face used for displaying From headers."
1456 :group 'message-faces)
1457 ;; backward-compatibility alias
1458 (put 'message-header-to-face 'face-alias 'message-header-to)
1459 (put 'message-header-to-face 'obsolete-face "22.1")
1461 (defface message-header-cc
1464 (:foreground "chartreuse1" :bold t))
1467 (:foreground "MidnightBlue"))
1470 "Face used for displaying Cc headers."
1471 :group 'message-faces)
1472 ;; backward-compatibility alias
1473 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1474 (put 'message-header-cc-face 'obsolete-face "22.1")
1476 (defface message-header-subject
1479 (:foreground "OliveDrab1"))
1482 (:foreground "navy blue" :bold t))
1485 "Face used for displaying subject headers."
1486 :group 'message-faces)
1487 ;; backward-compatibility alias
1488 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1489 (put 'message-header-subject-face 'obsolete-face "22.1")
1491 (defface message-header-newsgroups
1494 (:foreground "yellow" :bold t :italic t))
1497 (:foreground "blue4" :bold t :italic t))
1499 (:bold t :italic t)))
1500 "Face used for displaying newsgroups headers."
1501 :group 'message-faces)
1502 ;; backward-compatibility alias
1503 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1504 (put 'message-header-newsgroups-face 'obsolete-face "22.1")
1506 (defface message-header-other
1509 (:foreground "VioletRed1"))
1512 (:foreground "steel blue"))
1514 (:bold t :italic t)))
1515 "Face used for displaying newsgroups headers."
1516 :group 'message-faces)
1517 ;; backward-compatibility alias
1518 (put 'message-header-other-face 'face-alias 'message-header-other)
1519 (put 'message-header-other-face 'obsolete-face "22.1")
1521 (defface message-header-name
1524 (:foreground "green"))
1527 (:foreground "cornflower blue"))
1530 "Face used for displaying header names."
1531 :group 'message-faces)
1532 ;; backward-compatibility alias
1533 (put 'message-header-name-face 'face-alias 'message-header-name)
1534 (put 'message-header-name-face 'obsolete-face "22.1")
1536 (defface message-header-xheader
1539 (:foreground "DeepSkyBlue1"))
1542 (:foreground "blue"))
1545 "Face used for displaying X-Header headers."
1546 :group 'message-faces)
1547 ;; backward-compatibility alias
1548 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1549 (put 'message-header-xheader-face 'obsolete-face "22.1")
1551 (defface message-separator
1554 (:foreground "LightSkyBlue1"))
1557 (:foreground "brown"))
1560 "Face used for displaying the separator."
1561 :group 'message-faces)
1562 ;; backward-compatibility alias
1563 (put 'message-separator-face 'face-alias 'message-separator)
1564 (put 'message-separator-face 'obsolete-face "22.1")
1566 (defface message-cited-text
1569 (:foreground "LightPink1"))
1572 (:foreground "red"))
1575 "Face used for displaying cited text names."
1576 :group 'message-faces)
1577 ;; backward-compatibility alias
1578 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1579 (put 'message-cited-text-face 'obsolete-face "22.1")
1581 (defface message-mml
1584 (:foreground "MediumSpringGreen"))
1587 (:foreground "ForestGreen"))
1590 "Face used for displaying MML."
1591 :group 'message-faces)
1592 ;; backward-compatibility alias
1593 (put 'message-mml-face 'face-alias 'message-mml)
1594 (put 'message-mml-face 'obsolete-face "22.1")
1596 (defun message-font-lock-make-header-matcher (regexp)
1599 (let ((start (point)))
1602 (goto-char (point-min))
1603 (if (re-search-forward
1604 (concat "^" (regexp-quote mail-header-separator) "$")
1606 (setq limit (min limit (match-beginning 0))))
1608 (and (< start limit)
1609 (re-search-forward ,regexp limit t))))))
1610 (if (featurep 'bytecomp)
1614 (defvar message-font-lock-keywords
1615 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1616 `((,(message-font-lock-make-header-matcher
1617 (concat "^\\([Tt]o:\\)" content))
1618 (1 'message-header-name)
1619 (2 'message-header-to nil t))
1620 (,(message-font-lock-make-header-matcher
1621 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1622 (1 'message-header-name)
1623 (2 'message-header-cc nil t))
1624 (,(message-font-lock-make-header-matcher
1625 (concat "^\\([Ss]ubject:\\)" content))
1626 (1 'message-header-name)
1627 (2 'message-header-subject nil t))
1628 (,(message-font-lock-make-header-matcher
1629 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1630 (1 'message-header-name)
1631 (2 'message-header-newsgroups nil t))
1632 (,(message-font-lock-make-header-matcher
1633 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1634 (1 'message-header-name)
1635 (2 'message-header-xheader))
1636 (,(message-font-lock-make-header-matcher
1637 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1638 (1 'message-header-name)
1639 (2 'message-header-other nil t))
1640 ,@(if (and mail-header-separator
1641 (not (equal mail-header-separator "")))
1642 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1643 1 'message-separator))
1646 (re-search-forward (concat "^\\("
1647 message-cite-prefix-regexp
1650 (0 'message-cited-text))
1651 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1653 "Additional expressions to highlight in Message mode.")
1656 ;; XEmacs does it like this. For Emacs, we have to set the
1657 ;; `font-lock-defaults' buffer-local variable.
1658 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1660 (defvar message-face-alist
1661 '((bold . message-bold-region)
1662 (underline . underline-region)
1663 (default . (lambda (b e)
1664 (message-unbold-region b e)
1665 (ununderline-region b e))))
1666 "Alist of mail and news faces for facemenu.
1667 The cdr of each entry is a function for applying the face to a region.")
1669 (defcustom message-send-hook nil
1670 "Hook run before sending messages.
1671 This hook is run quite early when sending."
1672 :group 'message-various
1673 :options '(ispell-message)
1674 :link '(custom-manual "(message)Various Message Variables")
1677 (defcustom message-send-mail-hook nil
1678 "Hook run before sending mail messages.
1679 This hook is run very late -- just before the message is sent as
1681 :group 'message-various
1682 :link '(custom-manual "(message)Various Message Variables")
1685 (defcustom message-send-news-hook nil
1686 "Hook run before sending news messages.
1687 This hook is run very late -- just before the message is sent as
1689 :group 'message-various
1690 :link '(custom-manual "(message)Various Message Variables")
1693 (defcustom message-sent-hook nil
1694 "Hook run after sending messages."
1695 :group 'message-various
1698 (defvar message-send-coding-system 'binary
1699 "Coding system to encode outgoing mail.")
1701 (defvar message-draft-coding-system
1702 mm-auto-save-coding-system
1703 "*Coding system to compose mail.
1704 If you'd like to make it possible to share draft files between XEmacs
1705 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1706 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1708 (defcustom message-send-mail-partially-limit nil
1709 "The limitation of messages sent as message/partial.
1710 The lower bound of message size in characters, beyond which the message
1711 should be sent in several parts. If it is nil, the size is unlimited."
1713 :group 'message-buffers
1714 :link '(custom-manual "(message)Mail Variables")
1715 :type '(choice (const :tag "unlimited" nil)
1718 (defcustom message-alternative-emails nil
1719 "*Regexp matching alternative email addresses.
1720 The first address in the To, Cc or From headers of the original
1721 article matching this variable is used as the From field of
1724 This variable has precedence over posting styles and anything that runs
1725 off `message-setup-hook'."
1726 :group 'message-headers
1727 :link '(custom-manual "(message)Message Headers")
1728 :type '(choice (const :tag "Always use primary" nil)
1731 (defcustom message-hierarchical-addresses nil
1732 "A list of hierarchical mail address definitions.
1734 Inside each entry, the first address is the \"top\" address, and
1735 subsequent addresses are subaddresses; this is used to indicate that
1736 mail sent to the first address will automatically be delivered to the
1737 subaddresses. So if the first address appears in the recipient list
1738 for a message, the subaddresses will be removed (if present) before
1739 the mail is sent. All addresses in this structure should be
1742 :group 'message-headers
1743 :type '(repeat (repeat string)))
1745 (defcustom message-mail-user-agent nil
1746 "Like `mail-user-agent'.
1747 Except if it is nil, use Gnus native MUA; if it is t, use
1750 :type '(radio (const :tag "Gnus native"
1753 (const :tag "`mail-user-agent'"
1756 (function-item :tag "Default Emacs mail"
1758 sendmail-user-agent)
1759 (function-item :tag "Emacs interface to MH"
1762 (function :tag "Other"))
1766 (defcustom message-wide-reply-confirm-recipients nil
1767 "Whether to confirm a wide reply to multiple email recipients.
1768 If this variable is nil, don't ask whether to reply to all recipients.
1769 If this variable is non-nil, pose the question \"Reply to all
1770 recipients?\" before a wide reply to multiple recipients. If the user
1771 answers yes, reply to all recipients as usual. If the user answers
1772 no, only reply back to the author."
1774 :group 'message-headers
1775 :link '(custom-manual "(message)Wide Reply")
1778 (defcustom message-user-fqdn nil
1779 "*Domain part of Message-Ids."
1781 :group 'message-headers
1782 :link '(custom-manual "(message)News Headers")
1783 :type '(radio (const :format "%v " nil)
1784 (string :format "FQDN: %v")))
1786 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1788 (mm-coding-system-p 'utf-8)
1789 (executable-find idna-program)
1790 (string= (idna-to-ascii "räksmörgås")
1791 "xn--rksmrgs-5wao1o")
1793 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1794 GNU Libidn, and in particular the elisp package \"idna.el\" and
1795 the external program \"idn\", must be installed for this
1796 functionality to work."
1798 :group 'message-headers
1799 :link '(custom-manual "(message)IDNA")
1800 :type '(choice (const :tag "Ask" ask)
1801 (const :tag "Never" nil)
1802 (const :tag "Always" t)))
1804 (defcustom message-generate-hashcash (if (executable-find "hashcash") 'opportunistic)
1805 "*Whether to generate X-Hashcash: headers.
1806 If t, always generate hashcash headers. If `opportunistic',
1807 only generate hashcash headers if it can be done without the user
1808 waiting (i.e., only asynchronously).
1810 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1812 :group 'message-headers
1813 :link '(custom-manual "(message)Mail Headers")
1814 :type '(choice (const :tag "Always" t)
1815 (const :tag "Never" nil)
1816 (const :tag "Opportunistic" opportunistic)))
1818 ;;; Internal variables.
1820 (defvar message-sending-message "Sending...")
1821 (defvar message-buffer-list nil)
1822 (defvar message-this-is-news nil)
1823 (defvar message-this-is-mail nil)
1824 (defvar message-draft-article nil)
1825 (defvar message-mime-part nil)
1826 (defvar message-posting-charset nil)
1827 (defvar message-inserted-headers nil)
1828 (defvar message-inhibit-ecomplete nil)
1830 ;; Byte-compiler warning
1831 (defvar gnus-active-hashtb)
1832 (defvar gnus-read-active-file)
1834 ;;; Regexp matching the delimiter of messages in UNIX mail format
1835 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1836 ;;; of rmail.el's rmail-unix-mail-delimiter.
1837 (defvar message-unix-mail-delimiter
1838 (let ((time-zone-regexp
1839 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1840 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1846 ;; Many things can happen to an RFC 822 mailbox before it is put into
1847 ;; a `From' line. The leading phrase can be stripped, e.g.
1848 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1849 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1850 ;; can be removed, e.g.
1851 ;; From: joe@y.z (Joe K
1853 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1856 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1857 ;; The mailbox can be removed or be replaced by white space, e.g.
1858 ;; From: "Joe User"{space}{tab}
1860 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1861 ;; where {space} and {tab} represent the Ascii space and tab characters.
1862 ;; We want to match the results of any of these manglings.
1863 ;; The following regexp rejects names whose first characters are
1864 ;; obviously bogus, but after that anything goes.
1865 "\\([^\0-\b\n-\r\^?].*\\)?"
1867 ;; The time the message was sent.
1868 "\\([^\0-\r \^?]+\\) +" ; day of the week
1869 "\\([^\0-\r \^?]+\\) +" ; month
1870 "\\([0-3]?[0-9]\\) +" ; day of month
1871 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1873 ;; Perhaps a time zone, specified by an abbreviation, or by a
1878 " \\([0-9][0-9]+\\) *"
1880 ;; On some systems the time zone can appear after the year, too.
1884 "\\(remote from .*\\)?"
1887 "Regexp matching the delimiter of messages in UNIX mail format.")
1889 (defvar message-unsent-separator
1890 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1891 "^ *---+ +Returned message +---+ *$\\|"
1892 "^Start of returned message$\\|"
1893 "^ *---+ +Original message +---+ *$\\|"
1894 "^ *--+ +begin message +--+ *$\\|"
1895 "^ *---+ +Original message follows +---+ *$\\|"
1896 "^ *---+ +Undelivered message follows +---+ *$\\|"
1897 "^------ This is a copy of the message, including all the headers. ------ *$\\|"
1898 "^|? *---+ +Message text follows: +---+ *|?$")
1899 "A regexp that matches the separator before the text of a failed message.")
1901 (defvar message-field-fillers
1902 '((To message-fill-field-address)
1903 (Cc message-fill-field-address)
1904 (From message-fill-field-address))
1905 "Alist of header names/filler functions.")
1907 (defvar message-header-format-alist
1922 (References . message-shorten-references)
1924 "Alist used for formatting headers.")
1926 (defvar message-options nil
1927 "Some saved answers when sending message.")
1928 ;; FIXME: On XEmacs this causes problems since let-binding like:
1929 ;; (let ((message-options message-options)) ...)
1930 ;; as in `message-send' and `mml-preview' loses to buffer-local
1931 ;; variable initialization.
1932 (unless (featurep 'xemacs)
1933 (make-variable-buffer-local 'message-options))
1935 (defvar message-send-mail-real-function nil
1936 "Internal send mail function.")
1938 (defvar message-bogus-system-names "\\`localhost\\.\\|\\.local\\'"
1939 "The regexp of bogus system names.")
1941 (defcustom message-valid-fqdn-regexp
1942 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1944 "\\([a-z][a-z]\\|" ;; two letter country TDLs
1945 "aero\\|arpa\\|asia\\|bitnet\\|biz\\|bofh\\|"
1946 "cat\\|com\\|coop\\|edu\\|gov\\|"
1947 "info\\|int\\|jobs\\|"
1948 "mil\\|mobi\\|museum\\|name\\|net\\|"
1949 "org\\|pro\\|tel\\|travel\\|uucp\\)")
1950 ;; http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains
1951 ;; http://en.wikipedia.org/wiki/GTLD
1952 ;; `approved, but not yet in operation': .xxx
1953 ;; "dead" nato bitnet uucp
1954 "Regular expression that matches a valid FQDN."
1955 ;; see also: gnus-button-valid-fqdn-regexp
1957 :group 'message-headers
1960 (autoload 'gnus-alive-p "gnus-util")
1961 (autoload 'gnus-delay-article "gnus-delay")
1962 (autoload 'gnus-extract-address-components "gnus-util")
1963 (autoload 'gnus-find-method-for-group "gnus")
1964 (autoload 'gnus-group-decoded-name "gnus-group")
1965 (autoload 'gnus-group-name-charset "gnus-group")
1966 (autoload 'gnus-group-name-decode "gnus-group")
1967 (autoload 'gnus-groups-from-server "gnus")
1968 (autoload 'gnus-make-local-hook "gnus-util")
1969 (autoload 'gnus-open-server "gnus-int")
1970 (autoload 'gnus-output-to-mail "gnus-util")
1971 (autoload 'gnus-output-to-rmail "gnus-util")
1972 (autoload 'gnus-request-post "gnus-int")
1973 (autoload 'gnus-select-frame-set-input-focus "gnus-util")
1974 (autoload 'gnus-server-string "gnus")
1975 (autoload 'idna-to-ascii "idna")
1976 (autoload 'message-setup-toolbar "messagexmas")
1977 (autoload 'mh-new-draft-name "mh-comp")
1978 (autoload 'mh-send-letter "mh-comp")
1979 (autoload 'nndraft-request-associate-buffer "nndraft")
1980 (autoload 'nndraft-request-expire-articles "nndraft")
1981 (autoload 'nnvirtual-find-group-art "nnvirtual")
1982 (autoload 'rmail-msg-is-pruned "rmail")
1983 (autoload 'rmail-output "rmailout")
1985 ;; Emacs < 24.1 do not have mail-dont-reply-to
1986 (unless (fboundp 'mail-dont-reply-to)
1987 (defalias 'mail-dont-reply-to 'rmail-dont-reply-to))
1992 ;;; Utility functions.
1995 (defmacro message-y-or-n-p (question show &rest text)
1996 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1997 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1999 (defmacro message-delete-line (&optional n)
2000 "Delete the current line (and the next N lines)."
2001 `(delete-region (progn (beginning-of-line) (point))
2002 (progn (forward-line ,(or n 1)) (point))))
2004 (defun message-mark-active-p ()
2005 "Non-nil means the mark and region are currently active in this buffer."
2008 (defun message-unquote-tokens (elems)
2009 "Remove double quotes (\") from strings in list ELEMS."
2010 (mapcar (lambda (item)
2011 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
2012 (setq item (concat (match-string 1 item)
2013 (match-string 2 item))))
2017 (defun message-tokenize-header (header &optional separator)
2018 "Split HEADER into a list of header elements.
2019 SEPARATOR is a string of characters to be used as separators. \",\"
2020 is used by default."
2023 (let ((regexp (format "[%s]+" (or separator ",")))
2025 beg quoted elems paren)
2027 (mm-enable-multibyte)
2028 (setq beg (point-min))
2030 (goto-char (point-min))
2035 (cond ((and (> (point) beg)
2037 (and (looking-at regexp)
2040 (push (buffer-substring beg (point)) elems)
2041 (setq beg (match-end 0)))
2042 ((eq (char-after) ?\")
2043 (setq quoted (not quoted)))
2044 ((and (eq (char-after) ?\()
2047 ((and (eq (char-after) ?\))
2050 (nreverse elems)))))
2052 (autoload 'nnheader-insert-file-contents "nnheader")
2054 (defun message-mail-file-mbox-p (file)
2055 "Say whether FILE looks like a Unix mbox file."
2056 (when (and (file-exists-p file)
2057 (file-readable-p file)
2058 (file-regular-p file))
2060 (nnheader-insert-file-contents file)
2061 (goto-char (point-min))
2062 (looking-at message-unix-mail-delimiter))))
2064 (defun message-fetch-field (header &optional not-all)
2065 "The same as `mail-fetch-field', only remove all newlines.
2066 The buffer is expected to be narrowed to just the header of the message;
2067 see `message-narrow-to-headers-or-head'."
2068 (let* ((inhibit-point-motion-hooks t)
2069 (value (mail-fetch-field header nil (not not-all))))
2071 (while (string-match "\n[\t ]+" value)
2072 (setq value (replace-match " " t t value)))
2075 (defun message-field-value (header &optional not-all)
2076 "The same as `message-fetch-field', only narrow to the headers first."
2079 (message-narrow-to-headers-or-head)
2080 (message-fetch-field header not-all))))
2082 (defun message-narrow-to-field ()
2083 "Narrow the buffer to the header on the current line."
2085 (while (looking-at "[ \t]")
2091 (if (re-search-forward "^[^ \n\t]" nil t)
2094 (goto-char (point-min)))
2096 (defun message-add-header (&rest headers)
2097 "Add the HEADERS to the message header, skipping those already present."
2100 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
2101 (error "Invalid header `%s'" (car headers)))
2102 (setq hclean (match-string 1 (car headers)))
2104 (message-narrow-to-headers)
2105 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
2106 (goto-char (point-max))
2107 (if (string-match "\n$" (car headers))
2108 (insert (car headers))
2109 (insert (car headers) ?\n)))))
2110 (setq headers (cdr headers))))
2112 (defmacro message-with-reply-buffer (&rest forms)
2113 "Evaluate FORMS in the reply buffer, if it exists."
2114 `(when (and (bufferp message-reply-buffer)
2115 (buffer-name message-reply-buffer))
2116 (with-current-buffer message-reply-buffer
2119 (put 'message-with-reply-buffer 'lisp-indent-function 0)
2120 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
2122 (defun message-fetch-reply-field (header)
2123 "Fetch field HEADER from the message we're replying to."
2124 (message-with-reply-buffer
2126 (mail-narrow-to-head)
2127 (message-fetch-field header))))
2129 (defun message-strip-list-identifiers (subject)
2130 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
2131 (require 'gnus-sum) ; for gnus-list-identifiers
2132 (let ((regexp (if (stringp gnus-list-identifiers)
2133 gnus-list-identifiers
2134 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
2135 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
2136 " *\\)\\)+\\(Re: +\\)?\\)") subject)
2137 (concat (substring subject 0 (match-beginning 1))
2138 (or (match-string 3 subject)
2139 (match-string 5 subject))
2144 (defun message-strip-subject-re (subject)
2145 "Remove \"Re:\" from subject lines in string SUBJECT."
2146 (if (string-match message-subject-re-regexp subject)
2147 (substring subject (match-end 0))
2150 (defcustom message-replacement-char "."
2151 "Replacement character used instead of unprintable or not decodable chars."
2152 :group 'message-various
2153 :version "22.1" ;; Gnus 5.10.9
2154 :type '(choice string
2158 ;; FIXME: We also should call `message-strip-subject-encoded-words'
2159 ;; when forwarding. Probably in `message-make-forward-subject' and
2160 ;; `message-forward-make-body'.
2162 (defun message-strip-subject-encoded-words (subject)
2163 "Fix non-decodable words in SUBJECT."
2164 ;; Cf. `gnus-simplify-subject-fully'.
2165 (let* ((case-fold-search t)
2166 (replacement-chars (format "[%s%s%s]"
2167 message-replacement-char
2168 message-replacement-char
2169 message-replacement-char))
2170 (enc-word-re "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?\\([^?]+\\)\\(\\?=\\)")
2175 (goto-char (point-min))
2176 (when (re-search-forward enc-word-re nil t)
2177 (setq cs-string (match-string 1)))))
2178 cs-coding q-or-b word-beg word-end)
2179 (if (or (not have-marker) ;; No encoded word found...
2180 ;; ... or double encoding was correct:
2181 (and (stringp cs-string)
2182 (setq cs-string (downcase cs-string))
2183 (mm-coding-system-p (intern cs-string))
2187 Decoded Subject \"%s\"
2188 contains a valid encoded word. Decode again? "
2190 (setq cs-coding (intern cs-string))))))
2194 (goto-char (point-min))
2195 (while (re-search-forward enc-word-re nil t)
2196 (setq cs-string (downcase (match-string 1))
2197 q-or-b (match-string 2)
2198 word-beg (match-beginning 0)
2199 word-end (match-end 0))
2201 (if (mm-coding-system-p (intern cs-string))
2202 (setq cs-coding (intern cs-string))
2204 ;; No double encoded subject? => bogus charset.
2207 (mm-read-coding-system
2209 Decoded Subject \"%s\"
2210 contains an encoded word. The charset `%s' is unknown or invalid.
2211 Hit RET to replace non-decodable characters with \"%s\" or enter replacement
2213 subject cs-string message-replacement-char)))
2215 (replace-match (concat "=?" (symbol-name cs-coding)
2218 (goto-char word-beg)
2219 (re-search-forward "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?" word-end t)
2222 (if (string-match "\\`Q\\'" q-or-b)
2225 (message "Replacing non-decodable characters with \"%s\"."
2226 message-replacement-char)
2227 (while (re-search-forward "\\(=[A-F0-9][A-F0-9]\\)+"
2229 (replace-match message-replacement-char)))
2231 (message "Replacing non-decodable characters with \"%s\"."
2233 (re-search-forward "[^?]+" word-end t)
2234 (replace-match replacement-chars))
2235 (re-search-forward "\\?=")
2236 (replace-match "")))))
2237 (rfc2047-decode-region (point-min) (point-max))
2240 ;;; Start of functions adopted from `message-utils.el'.
2242 (defun message-strip-subject-trailing-was (subject)
2243 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
2244 Leading \"Re: \" is not stripped by this function. Use the function
2245 `message-strip-subject-re' for this."
2246 (let* ((query message-subject-trailing-was-query)
2251 message-subject-trailing-was-ask-regexp
2252 message-subject-trailing-was-regexp)
2255 (setq new (substring subject 0 (match-beginning 0))))
2256 (if (or (not found) (eq query nil))
2259 (if (message-y-or-n-p
2260 "Strip `(was: <old subject>)' in subject? " t
2262 "Strip `(was: <old subject>)' in subject "
2263 "and use the new one instead?\n\n"
2264 "Current subject is: \""
2266 "New subject would be: \""
2268 "See the variable `message-subject-trailing-was-query' "
2269 "to get rid of this query."
2274 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
2276 (defun message-change-subject (new-subject)
2277 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
2280 (read-from-minibuffer "New subject: ")))
2281 (cond ((and (not (or (null new-subject) ; new subject not empty
2282 (zerop (string-width new-subject))
2283 (string-match "^[ \t]*$" new-subject))))
2287 (message-narrow-to-headers)
2288 (message-fetch-field "Subject"))))
2289 (cond ((not old-subject)
2290 (error "No current subject"))
2293 (regexp-quote new-subject)
2295 old-subject)) ; yes, it really is a new subject
2296 ;; delete eventual Re: prefix
2298 (message-strip-subject-re old-subject))
2299 (message-goto-subject)
2300 (message-delete-line)
2301 (insert (concat "Subject: "
2304 old-subject ")\n")))))))))
2306 (defun message-mark-inserted-region (beg end &optional verbatim)
2307 "Mark some region in the current article with enclosing tags.
2308 See `message-mark-insert-begin' and `message-mark-insert-end'.
2309 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2310 (interactive "r\nP")
2312 ;; add to the end of the region first, otherwise end would be invalid
2314 (insert (if verbatim "#v-\n" message-mark-insert-end))
2316 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2318 (defun message-mark-insert-file (file &optional verbatim)
2319 "Insert FILE at point, marking it with enclosing tags.
2320 See `message-mark-insert-begin' and `message-mark-insert-end'.
2321 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2322 (interactive "fFile to insert: \nP")
2323 ;; reverse insertion to get correct result.
2325 (insert (if verbatim "#v-\n" message-mark-insert-end))
2327 (insert-file-contents file)
2329 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2331 (defun message-add-archive-header ()
2332 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
2333 The note can be customized using `message-archive-note'. When called with a
2334 prefix argument, ask for a text to insert. If you don't want the note in the
2335 body, set `message-archive-note' to nil."
2337 (if current-prefix-arg
2338 (setq message-archive-note
2339 (read-from-minibuffer "Reason for No-Archive: "
2340 (cons message-archive-note 0))))
2342 (if (message-goto-signature)
2343 (re-search-backward message-signature-separator))
2344 (when message-archive-note
2345 (insert message-archive-note)
2347 (message-add-header message-archive-header)
2348 (message-sort-headers)))
2350 (defun message-cross-post-followup-to-header (target-group)
2351 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
2352 With prefix-argument just set Follow-Up, don't cross-post."
2354 (list ; Completion based on Gnus
2355 (completing-read "Followup To: "
2356 (if (boundp 'gnus-newsrc-alist)
2358 nil nil '("poster" . 0)
2359 (if (boundp 'gnus-group-history)
2360 'gnus-group-history))))
2361 (message-remove-header "Follow[Uu]p-[Tt]o" t)
2362 (message-goto-newsgroups)
2364 ;; if we already did a crosspost before, kill old target
2365 (if (and message-cross-post-old-target
2367 (regexp-quote (concat "," message-cross-post-old-target))
2370 ;; unless (followup is to poster or user explicitly asked not
2371 ;; to cross-post, or target-group is already in Newsgroups)
2372 ;; add target-group to Newsgroups line.
2374 ;; def: cross-post, req:no
2375 (and message-cross-post-default (not current-prefix-arg))
2376 ;; def: no-cross-post, req:yes
2377 (and (not message-cross-post-default) current-prefix-arg))
2378 (not (string-match "poster" target-group))
2379 (not (string-match (regexp-quote target-group)
2380 (message-fetch-field "Newsgroups"))))
2382 (insert (concat "," target-group))))
2383 (end-of-line) ; ensure Followup: comes after Newsgroups:
2384 ;; unless new followup would be identical to Newsgroups line
2385 ;; make a new Followup-To line
2386 (if (not (string-match (concat "^[ \t]*"
2389 (message-fetch-field "Newsgroups")))
2390 (insert (concat "\nFollowup-To: " target-group)))
2391 (setq message-cross-post-old-target target-group))
2393 (defun message-cross-post-insert-note (target-group cross-post in-old
2395 "Insert a in message body note about a set Followup or Crosspost.
2396 If there have been previous notes, delete them. TARGET-GROUP specifies the
2397 group to Followup-To. When CROSS-POST is t, insert note about
2398 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2399 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2400 been made to before the user asked for a Crosspost."
2401 ;; start scanning body for previous uses
2402 (message-goto-signature)
2403 (let ((head (re-search-backward
2404 (concat "^" mail-header-separator)
2405 nil t))) ; just search in body
2406 (message-goto-signature)
2407 (while (re-search-backward
2408 (concat "^" (regexp-quote message-cross-post-note) ".*")
2410 (message-delete-line))
2411 (message-goto-signature)
2412 (while (re-search-backward
2413 (concat "^" (regexp-quote message-followup-to-note) ".*")
2415 (message-delete-line))
2417 (if (message-goto-signature)
2418 (re-search-backward message-signature-separator))
2421 (string-match "^[ \t]*poster[ \t]*$" target-group))
2422 (insert (concat message-followup-to-note target-group "\n"))
2423 (insert (concat message-cross-post-note target-group "\n")))))
2425 (defun message-cross-post-followup-to (target-group)
2426 "Crossposts message and set Followup-To to TARGET-GROUP.
2427 With prefix-argument just set Follow-Up, don't cross-post."
2429 (list ; Completion based on Gnus
2430 (completing-read "Followup To: "
2431 (if (boundp 'gnus-newsrc-alist)
2433 nil nil '("poster" . 0)
2434 (if (boundp 'gnus-group-history)
2435 'gnus-group-history))))
2436 (cond ((not (or (null target-group) ; new subject not empty
2437 (zerop (string-width target-group))
2438 (string-match "^[ \t]*$" target-group)))
2440 (let* ((old-groups (message-fetch-field "Newsgroups"))
2441 (in-old (string-match
2442 (regexp-quote target-group)
2443 (or old-groups ""))))
2444 ;; check whether target exactly matches old Newsgroups
2445 (cond ((not old-groups)
2446 (error "No current newsgroup"))
2450 (regexp-quote target-group)
2453 ;; yes, Newsgroups line must change
2454 (message-cross-post-followup-to-header target-group)
2455 ;; insert note whether we do cross-post or followup-to
2456 (funcall message-cross-post-note-function
2458 (if (or (and message-cross-post-default
2459 (not current-prefix-arg))
2460 (and (not message-cross-post-default)
2461 current-prefix-arg)) t)
2462 in-old old-groups))))))))
2464 ;;; Reduce To: to Cc: or Bcc: header
2466 (defun message-reduce-to-to-cc ()
2467 "Replace contents of To: header with contents of Cc: or Bcc: header."
2470 (save-restriction (message-narrow-to-headers)
2471 (message-fetch-field "cc")))
2473 (if (and (not cc-content)
2476 (message-narrow-to-headers)
2477 (message-fetch-field "bcc"))))
2482 (message-delete-line)
2483 (insert (concat "To: " cc-content "\n"))
2485 (message-narrow-to-headers)
2486 (message-remove-header (if bcc
2490 ;;; End of functions adopted from `message-utils.el'.
2492 (defun message-remove-header (header &optional is-regexp first reverse)
2493 "Remove HEADER in the narrowed buffer.
2494 If IS-REGEXP, HEADER is a regular expression.
2495 If FIRST, only remove the first instance of the header.
2496 Return the number of headers removed."
2497 (goto-char (point-min))
2498 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2500 (case-fold-search t)
2502 (while (and (not (eobp))
2505 (not (looking-at regexp))
2506 (looking-at regexp))
2513 ;; There might be a continuation header, so we have to search
2514 ;; until we find a new non-continuation line.
2517 (if (re-search-forward "^[^ \t]" nil t)
2518 (goto-char (match-beginning 0))
2521 (if (re-search-forward "^[^ \t]" nil t)
2522 (goto-char (match-beginning 0))
2523 (goto-char (point-max)))))
2526 (defun message-remove-first-header (header)
2527 "Remove the first instance of HEADER if there is more than one."
2529 (regexp (concat "^" (regexp-quote header) ":")))
2531 (goto-char (point-min))
2532 (while (re-search-forward regexp nil t)
2535 (message-remove-header header nil t)
2538 (defun message-narrow-to-headers ()
2539 "Narrow the buffer to the head of the message."
2542 (goto-char (point-min))
2543 (if (re-search-forward
2544 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2547 (goto-char (point-min)))
2549 (defun message-narrow-to-head-1 ()
2550 "Like `message-narrow-to-head'. Don't widen."
2552 (goto-char (point-min))
2553 (if (search-forward "\n\n" nil 1)
2556 (goto-char (point-min)))
2558 ;; FIXME: clarify difference: message-narrow-to-head,
2559 ;; message-narrow-to-headers-or-head, message-narrow-to-headers
2560 (defun message-narrow-to-head ()
2561 "Narrow the buffer to the head of the message.
2562 Point is left at the beginning of the narrowed-to region."
2564 (message-narrow-to-head-1))
2566 (defun message-narrow-to-headers-or-head ()
2567 "Narrow the buffer to the head of the message."
2570 (goto-char (point-min))
2571 (if (re-search-forward (concat "\\(\n\\)\n\\|^\\("
2572 (regexp-quote mail-header-separator)
2575 (or (match-end 1) (match-beginning 2))
2577 (goto-char (point-min)))
2579 (defun message-news-p ()
2580 "Say whether the current buffer contains a news message."
2581 (and (not message-this-is-mail)
2582 (or message-this-is-news
2585 (message-narrow-to-headers)
2586 (and (message-fetch-field "newsgroups")
2587 (not (message-fetch-field "posted-to"))))))))
2589 (defun message-mail-p ()
2590 "Say whether the current buffer contains a mail message."
2591 (and (not message-this-is-news)
2592 (or message-this-is-mail
2595 (message-narrow-to-headers)
2596 (or (message-fetch-field "to")
2597 (message-fetch-field "cc")
2598 (message-fetch-field "bcc")))))))
2600 (defun message-subscribed-p ()
2601 "Say whether we need to insert a MFT header."
2602 (or message-subscribed-regexps
2603 message-subscribed-addresses
2604 message-subscribed-address-file
2605 message-subscribed-address-functions))
2607 (defun message-next-header ()
2608 "Go to the beginning of the next header."
2610 (or (eobp) (forward-char 1))
2611 (not (if (re-search-forward "^[^ \t]" nil t)
2613 (goto-char (point-max)))))
2615 (defun message-sort-headers-1 ()
2616 "Sort the buffer as headers using `message-rank' text props."
2617 (goto-char (point-min))
2620 nil 'message-next-header
2622 (message-next-header)
2626 (or (get-text-property (point) 'message-rank)
2629 (defun message-sort-headers ()
2630 "Sort the headers of the current message according to `message-header-format-alist'."
2634 (let ((max (1+ (length message-header-format-alist)))
2636 (message-narrow-to-headers)
2637 (while (re-search-forward "^[^ \n]+:" nil t)
2639 (match-beginning 0) (1+ (match-beginning 0))
2641 (if (setq rank (length (memq (assq (intern (buffer-substring
2643 (1- (match-end 0))))
2644 message-header-format-alist)
2645 message-header-format-alist)))
2648 (message-sort-headers-1))))
2650 (defun message-kill-address ()
2651 "Kill the address under point."
2653 (let ((start (point)))
2654 (message-skip-to-next-address)
2655 (kill-region start (if (bolp) (1- (point)) (point)))))
2658 (autoload 'Info-goto-node "info")
2659 (defvar mml2015-use)
2661 (defun message-info (&optional arg)
2662 "Display the Message manual.
2664 Prefixed with one \\[universal-argument], display the Emacs MIME
2665 manual. With two \\[universal-argument]'s, display the EasyPG or
2666 PGG manual, depending on the value of `mml2015-use'."
2668 ;; Don't use `info' because support for `(filename)nodename' is not
2669 ;; available in XEmacs < 21.5.12.
2670 (Info-goto-node (format "(%s)Top"
2674 ((eq arg 4) 'emacs-mime)
2675 ;; `booleanp' only available in Emacs 22+
2676 ((and (not (memq arg '(nil t)))
2690 (defvar message-mode-map nil)
2692 (unless message-mode-map
2693 (setq message-mode-map (make-keymap))
2694 (set-keymap-parent message-mode-map text-mode-map)
2695 (define-key message-mode-map "\C-c?" 'describe-mode)
2697 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2698 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2699 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2700 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2701 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2702 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2703 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2704 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2705 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2706 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2707 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2708 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2709 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2710 (define-key message-mode-map "\C-c\C-f\C-i"
2711 'message-insert-or-toggle-importance)
2712 (define-key message-mode-map "\C-c\C-f\C-a"
2713 'message-generate-unsubscribed-mail-followup-to)
2715 ;; modify headers (and insert notes in body)
2716 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2718 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2719 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2720 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2721 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2722 ;; mark inserted text
2723 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2724 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2726 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2727 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2729 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2730 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2731 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2732 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2733 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2735 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2736 (define-key message-mode-map "\C-c\M-n"
2737 'message-insert-disposition-notification-to)
2739 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2740 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2741 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2742 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2743 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2744 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2745 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2746 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2748 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2749 (define-key message-mode-map "\C-c\C-s" 'message-send)
2750 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2751 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2752 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2754 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2755 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2756 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2757 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2758 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2759 (define-key message-mode-map [remap split-line] 'message-split-line)
2761 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2763 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2764 (define-key message-mode-map "\t" 'message-tab)
2766 (define-key message-mode-map "\M-n" 'message-display-abbrev))
2769 message-mode-menu message-mode-map "Message Menu."
2771 ["Yank Original" message-yank-original message-reply-buffer]
2772 ["Fill Yanked Message" message-fill-yanked-message t]
2773 ["Insert Signature" message-insert-signature t]
2774 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2775 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2776 ["Elide Region" message-elide-region
2777 :active (message-mark-active-p)
2778 ,@(if (featurep 'xemacs) nil
2779 '(:help "Replace text in region with an ellipsis"))]
2780 ["Delete Outside Region" message-delete-not-region
2781 :active (message-mark-active-p)
2782 ,@(if (featurep 'xemacs) nil
2783 '(:help "Delete all quoted text outside region"))]
2784 ["Kill To Signature" message-kill-to-signature t]
2785 ["Newline and Reformat" message-newline-and-reformat t]
2786 ["Rename buffer" message-rename-buffer t]
2787 ["Spellcheck" ispell-message
2788 ,@(if (featurep 'xemacs) '(t)
2789 '(:help "Spellcheck this message"))]
2791 ["Insert Region Marked" message-mark-inserted-region
2792 :active (message-mark-active-p)
2793 ,@(if (featurep 'xemacs) nil
2794 '(:help "Mark region with enclosing tags"))]
2795 ["Insert File Marked..." message-mark-insert-file
2796 ,@(if (featurep 'xemacs) '(t)
2797 '(:help "Insert file at point marked with enclosing tags"))]
2799 ["Send Message" message-send-and-exit
2800 ,@(if (featurep 'xemacs) '(t)
2801 '(:help "Send this message"))]
2802 ["Postpone Message" message-dont-send
2803 ,@(if (featurep 'xemacs) '(t)
2804 '(:help "File this draft message and exit"))]
2805 ["Send at Specific Time..." gnus-delay-article
2806 ,@(if (featurep 'xemacs) '(t)
2807 '(:help "Ask, then arrange to send message at that time"))]
2808 ["Kill Message" message-kill-buffer
2809 ,@(if (featurep 'xemacs) '(t)
2810 '(:help "Delete this message without sending"))]
2812 ["Message manual" message-info
2813 ,@(if (featurep 'xemacs) '(t)
2814 '(:help "Display the Message manual"))]))
2817 message-mode-field-menu message-mode-map ""
2819 ["To" message-goto-to t]
2820 ["From" message-goto-from t]
2821 ["Subject" message-goto-subject t]
2822 ["Change subject..." message-change-subject t]
2823 ["Cc" message-goto-cc t]
2824 ["Bcc" message-goto-bcc t]
2825 ["Fcc" message-goto-fcc t]
2826 ["Reply-To" message-goto-reply-to t]
2827 ["Flag As Important" message-insert-importance-high
2828 ,@(if (featurep 'xemacs) '(t)
2829 '(:help "Mark this message as important"))]
2830 ["Flag As Unimportant" message-insert-importance-low
2831 ,@(if (featurep 'xemacs) '(t)
2832 '(:help "Mark this message as unimportant"))]
2834 message-insert-disposition-notification-to
2835 ,@(if (featurep 'xemacs) '(t)
2836 '(:help "Request a receipt notification"))]
2838 ;; (typical) news stuff
2839 ["Summary" message-goto-summary t]
2840 ["Keywords" message-goto-keywords t]
2841 ["Newsgroups" message-goto-newsgroups t]
2842 ["Fetch Newsgroups" message-insert-newsgroups t]
2843 ["Followup-To" message-goto-followup-to t]
2844 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2845 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2846 ["Distribution" message-goto-distribution t]
2847 ["Expires" message-insert-expires t ]
2848 ["X-No-Archive" message-add-archive-header t ]
2850 ;; (typical) mailing-lists stuff
2851 ["Fetch To" message-insert-to
2852 ,@(if (featurep 'xemacs) '(t)
2853 '(:help "Insert a To header that points to the author."))]
2854 ["Fetch To and Cc" message-insert-wide-reply
2855 ,@(if (featurep 'xemacs) '(t)
2857 "Insert To and Cc headers as if you were doing a wide reply."))]
2859 ["Send to list only" message-to-list-only t]
2860 ["Mail-Followup-To" message-goto-mail-followup-to t]
2861 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2862 ,@(if (featurep 'xemacs) '(t)
2863 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2864 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2866 ["Sort Headers" message-sort-headers t]
2867 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2868 ;; We hide `message-hidden-headers' by narrowing the buffer.
2869 ["Show Hidden Headers" widen t]
2870 ["Goto Body" message-goto-body t]
2871 ["Goto Signature" message-goto-signature t]))
2873 (defvar message-tool-bar-map nil)
2875 (defvar facemenu-add-face-function)
2876 (defvar facemenu-remove-face-function)
2878 ;;; Forbidden properties
2880 ;; We use `after-change-functions' to keep special text properties
2881 ;; that interfere with the normal function of message mode out of the
2884 (defcustom message-strip-special-text-properties t
2885 "Strip special properties from the message buffer.
2887 Emacs has a number of special text properties which can break message
2888 composing in various ways. If this option is set, message will strip
2889 these properties from the message composition buffer. However, some
2890 packages requires these properties to be present in order to work.
2891 If you use one of these packages, turn this option off, and hope the
2892 message composition doesn't break too bad."
2894 :group 'message-various
2895 :link '(custom-manual "(message)Various Message Variables")
2898 (defvar message-forbidden-properties
2899 ;; No reason this should be clutter up customize. We make it a
2900 ;; property list (rather than a list of property symbols), to be
2901 ;; directly useful for `remove-text-properties'.
2902 '(field nil read-only nil invisible nil intangible nil
2903 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2904 insert-behind-hooks nil point-entered nil point-left nil)
2905 ;; Other special properties:
2906 ;; category, face, display: probably doesn't do any harm.
2907 ;; fontified: is used by font-lock.
2908 ;; syntax-table, local-map: I dunno.
2909 ;; We need to add XEmacs names to the list.
2910 "Property list of with properties forbidden in message buffers.
2911 The values of the properties are ignored, only the property names are used.")
2913 (defun message-tamago-not-in-use-p (pos)
2914 "Return t when tamago version 4 is not in use at the cursor position.
2915 Tamago version 4 is a popular input method for writing Japanese text.
2916 It uses the properties `intangible', `invisible', `modification-hooks'
2917 and `read-only' when translating ascii or kana text to kanji text.
2918 These properties are essential to work, so we should never strip them."
2919 (not (and (boundp 'egg-modefull-mode)
2920 (symbol-value 'egg-modefull-mode)
2921 (or (memq (get-text-property pos 'intangible)
2922 '(its-part-1 its-part-2))
2923 (get-text-property pos 'egg-end)
2924 (get-text-property pos 'egg-lang)
2925 (get-text-property pos 'egg-start)))))
2927 (defsubst message-mail-alias-type-p (type)
2928 (if (atom message-mail-alias-type)
2929 (eq message-mail-alias-type type)
2930 (memq type message-mail-alias-type)))
2932 (defun message-strip-forbidden-properties (begin end &optional old-length)
2933 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2934 This function is intended to be called from `after-change-functions'.
2935 See also `message-forbidden-properties'."
2936 (when (and (message-mail-alias-type-p 'ecomplete)
2937 (memq this-command message-self-insert-commands))
2938 (message-display-abbrev))
2939 (when (and message-strip-special-text-properties
2940 (message-tamago-not-in-use-p begin))
2941 (let ((buffer-read-only nil)
2942 (inhibit-read-only t))
2943 (remove-text-properties begin end message-forbidden-properties))))
2945 (autoload 'ecomplete-setup "ecomplete") ;; for Emacs <23.
2948 (define-derived-mode message-mode text-mode "Message"
2949 "Major mode for editing mail and news to be sent.
2950 Like Text Mode but with these additional commands:\\<message-mode-map>
2951 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2952 C-c C-d Postpone sending the message C-c C-k Kill the message
2953 C-c C-f move to a header field (and create it if there isn't):
2954 C-c C-f C-t move to To C-c C-f C-s move to Subject
2955 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2956 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2957 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2958 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2959 C-c C-f C-o move to From (\"Originator\")
2960 C-c C-f C-f move to Followup-To
2961 C-c C-f C-m move to Mail-Followup-To
2962 C-c C-f C-e move to Expires
2963 C-c C-f C-i cycle through Importance values
2964 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2965 C-c C-f x crossposting with FollowUp-To header and note in body
2966 C-c C-f t replace To: header with contents of Cc: or Bcc:
2967 C-c C-f a Insert X-No-Archive: header and a note in the body
2968 C-c C-t `message-insert-to' (add a To header to a news followup)
2969 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2970 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2971 C-c C-b `message-goto-body' (move to beginning of message text).
2972 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2973 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2974 C-c C-y `message-yank-original' (insert current message, if any).
2975 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2976 C-c C-e `message-elide-region' (elide the text between point and mark).
2977 C-c C-v `message-delete-not-region' (remove the text outside the region).
2978 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2979 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2980 C-c C-a `mml-attach-file' (attach a file as MIME).
2981 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2982 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2983 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2984 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2985 M-RET `message-newline-and-reformat' (break the line and reformat)."
2986 (setq local-abbrev-table text-mode-abbrev-table)
2987 (set (make-local-variable 'message-reply-buffer) nil)
2988 (set (make-local-variable 'message-inserted-headers) nil)
2989 (set (make-local-variable 'message-send-actions) nil)
2990 (set (make-local-variable 'message-return-action) nil)
2991 (set (make-local-variable 'message-exit-actions) nil)
2992 (set (make-local-variable 'message-kill-actions) nil)
2993 (set (make-local-variable 'message-postpone-actions) nil)
2994 (set (make-local-variable 'message-draft-article) nil)
2995 (setq buffer-offer-save t)
2996 (set (make-local-variable 'facemenu-add-face-function)
2998 (let ((face-fun (cdr (assq face message-face-alist))))
3000 (funcall face-fun (point) end)
3001 (error "Face %s not configured for %s mode" face mode-name)))
3003 (set (make-local-variable 'facemenu-remove-face-function) t)
3004 (set (make-local-variable 'message-reply-headers) nil)
3005 (make-local-variable 'message-newsreader)
3006 (make-local-variable 'message-mailer)
3007 (make-local-variable 'message-post-method)
3008 (set (make-local-variable 'message-sent-message-via) nil)
3009 (set (make-local-variable 'message-checksum) nil)
3010 (set (make-local-variable 'message-mime-part) 0)
3011 (message-setup-fill-variables)
3012 (when message-fill-column
3013 (setq fill-column message-fill-column)
3014 (turn-on-auto-fill))
3015 ;; Allow using comment commands to add/remove quoting.
3016 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
3017 (when message-yank-prefix
3018 (set (make-local-variable 'comment-start) message-yank-prefix)
3019 (set (make-local-variable 'comment-start-skip)
3020 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
3021 (if (featurep 'xemacs)
3022 (message-setup-toolbar)
3023 (set (make-local-variable 'font-lock-defaults)
3024 '(message-font-lock-keywords t))
3025 (if (boundp 'tool-bar-map)
3026 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar))))
3027 (easy-menu-add message-mode-menu message-mode-map)
3028 (easy-menu-add message-mode-field-menu message-mode-map)
3029 (gnus-make-local-hook 'after-change-functions)
3030 ;; Mmmm... Forbidden properties...
3031 (add-hook 'after-change-functions 'message-strip-forbidden-properties
3033 ;; Allow mail alias things.
3035 ((message-mail-alias-type-p 'abbrev)
3036 (if (fboundp 'mail-abbrevs-setup)
3037 (mail-abbrevs-setup)
3038 (if (fboundp 'mail-aliases-setup) ; warning avoidance
3039 (mail-aliases-setup))))
3040 ((message-mail-alias-type-p 'ecomplete)
3042 (add-hook 'completion-at-point-functions 'message-completion-function nil t)
3043 (unless buffer-file-name
3044 (message-set-auto-save-file-name))
3045 (unless (buffer-base-buffer)
3046 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
3047 ;; multibyte is not necessary at all. -- zsh
3048 (mm-enable-multibyte))
3049 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
3052 (defun message-setup-fill-variables ()
3053 "Setup message fill variables."
3054 (set (make-local-variable 'fill-paragraph-function)
3055 'message-fill-paragraph)
3056 (make-local-variable 'paragraph-separate)
3057 (make-local-variable 'paragraph-start)
3058 (make-local-variable 'adaptive-fill-regexp)
3059 (unless (boundp 'adaptive-fill-first-line-regexp)
3060 (setq adaptive-fill-first-line-regexp nil))
3061 (make-local-variable 'adaptive-fill-first-line-regexp)
3062 (let ((quote-prefix-regexp
3063 ;; User should change message-cite-prefix-regexp if
3064 ;; message-yank-prefix is set to an abnormal value.
3065 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
3066 (setq paragraph-start
3068 (regexp-quote mail-header-separator) "$\\|"
3069 "[ \t]*$\\|" ; blank lines
3070 "-- $\\|" ; signature delimiter
3071 "---+$\\|" ; delimiters for forwarded messages
3072 page-delimiter "$\\|" ; spoiler warnings
3073 ".*wrote:$\\|" ; attribution lines
3074 quote-prefix-regexp "$\\|" ; empty lines in quoted text
3076 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
3077 (setq paragraph-separate paragraph-start)
3078 (setq adaptive-fill-regexp
3079 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
3080 (setq adaptive-fill-first-line-regexp
3081 (concat quote-prefix-regexp "\\|"
3082 adaptive-fill-first-line-regexp)))
3083 (make-local-variable 'auto-fill-inhibit-regexp)
3084 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
3085 (setq auto-fill-inhibit-regexp nil)
3086 (make-local-variable 'normal-auto-fill-function)
3087 (setq normal-auto-fill-function 'message-do-auto-fill)
3088 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
3089 ;; In that case, ensure that it uses the right function. The real
3090 ;; solution would be not to use `define-derived-mode', and run
3091 ;; `text-mode-hook' ourself at the end of the mode.
3092 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
3093 ;; This kludge is unneeded in Emacs>=21 since define-derived-mode is
3094 ;; now careful to run parent hooks after the body. --Stef
3095 (when auto-fill-function
3096 (setq auto-fill-function normal-auto-fill-function)))
3101 ;;; Message mode commands
3104 ;;; Movement commands
3106 (defun message-goto-to ()
3107 "Move point to the To header."
3110 (message-position-on-field "To"))
3112 (defun message-goto-from ()
3113 "Move point to the From header."
3116 (message-position-on-field "From"))
3118 (defun message-goto-subject ()
3119 "Move point to the Subject header."
3122 (message-position-on-field "Subject"))
3124 (defun message-goto-cc ()
3125 "Move point to the Cc header."
3128 (message-position-on-field "Cc" "To"))
3130 (defun message-goto-bcc ()
3131 "Move point to the Bcc header."
3134 (message-position-on-field "Bcc" "Cc" "To"))
3136 (defun message-goto-fcc ()
3137 "Move point to the Fcc header."
3140 (message-position-on-field "Fcc" "To" "Newsgroups"))
3142 (defun message-goto-reply-to ()
3143 "Move point to the Reply-To header."
3146 (message-position-on-field "Reply-To" "Subject"))
3148 (defun message-goto-newsgroups ()
3149 "Move point to the Newsgroups header."
3152 (message-position-on-field "Newsgroups"))
3154 (defun message-goto-distribution ()
3155 "Move point to the Distribution header."
3158 (message-position-on-field "Distribution"))
3160 (defun message-goto-followup-to ()
3161 "Move point to the Followup-To header."
3164 (message-position-on-field "Followup-To" "Newsgroups"))
3166 (defun message-goto-mail-followup-to ()
3167 "Move point to the Mail-Followup-To header."
3170 (message-position-on-field "Mail-Followup-To" "To"))
3172 (defun message-goto-keywords ()
3173 "Move point to the Keywords header."
3176 (message-position-on-field "Keywords" "Subject"))
3178 (defun message-goto-summary ()
3179 "Move point to the Summary header."
3182 (message-position-on-field "Summary" "Subject"))
3184 (defun message-goto-body ()
3185 "Move point to the beginning of the message body."
3187 (when (and (gmm-called-interactively-p 'any)
3188 (looking-at "[ \t]*\n"))
3191 (goto-char (point-min))
3192 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
3193 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
3195 (defun message-in-body-p ()
3196 "Return t if point is in the message body."
3199 (goto-char (point-min))
3200 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
3201 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t))
3204 (defun message-goto-eoh ()
3205 "Move point to the end of the headers."
3210 (defun message-goto-signature ()
3211 "Move point to the beginning of the message signature.
3212 If there is no signature in the article, go to the end and
3216 (goto-char (point-min))
3217 (if (re-search-forward message-signature-separator nil t)
3219 (goto-char (point-max))
3222 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
3223 "Insert a reasonable MFT header in a post to an unsubscribed list.
3224 When making original posts to a mailing list you are not subscribed to,
3225 you have to type in a MFT header by hand. The contents, usually, are
3226 the addresses of the list and your own address. This function inserts
3227 such a header automatically. It fetches the contents of the To: header
3228 in the current mail buffer, and appends the current `user-mail-address'.
3230 If the optional argument INCLUDE-CC is non-nil, the addresses in the
3231 Cc: header are also put into the MFT."
3236 (message-narrow-to-headers)
3237 (message-remove-header "Mail-Followup-To")
3238 (setq cc (and include-cc (message-fetch-field "Cc")))
3240 (concat (message-fetch-field "To") "," cc)
3241 (message-fetch-field "To"))))
3242 (message-goto-mail-followup-to)
3243 (insert (concat tos ", " user-mail-address))))
3247 (defun message-insert-to (&optional force)
3248 "Insert a To header that points to the author of the article being replied to.
3249 If the original author requested not to be sent mail, don't insert unless the
3250 prefix FORCE is given."
3252 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
3253 (dont (and mct (or (equal (downcase mct) "never")
3254 (equal (downcase mct) "nobody"))))
3255 (to (or (message-fetch-reply-field "mail-reply-to")
3256 (message-fetch-reply-field "reply-to")
3257 (message-fetch-reply-field "from"))))
3261 "Ignoring the user request not to have copies sent via mail"
3262 "Complying with the user request not to have copies sent via mail")))
3263 (when (and force (not to))
3264 (error "No mail address in the article"))
3265 (when (and to (or force (not dont)))
3266 (message-carefully-insert-headers (list (cons 'To to))))))
3268 (defun message-insert-wide-reply ()
3269 "Insert To and Cc headers as if you were doing a wide reply."
3271 (let ((headers (message-with-reply-buffer
3272 (message-get-reply-headers t))))
3273 (message-carefully-insert-headers headers)))
3275 (defcustom message-header-synonyms
3278 "List of lists of header synonyms.
3279 E.g., if this list contains a member list with elements `Cc' and `To',
3280 then `message-carefully-insert-headers' will not insert a `To' header
3281 when the message is already `Cc'ed to the recipient."
3283 :group 'message-headers
3284 :link '(custom-manual "(message)Message Headers")
3285 :type '(repeat sexp))
3287 (defun message-carefully-insert-headers (headers)
3288 "Insert the HEADERS, an alist, into the message buffer.
3289 Does not insert the headers when they are already present there
3290 or in the synonym headers, defined by `message-header-synonyms'."
3291 ;; FIXME: Should compare only the address and not the full name. Comparison
3292 ;; should be done case-folded (and with `string=' rather than
3294 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
3295 (dolist (header headers)
3296 (let* ((header-name (symbol-name (car header)))
3297 (new-header (cdr header))
3298 (synonyms (loop for synonym in message-header-synonyms
3299 when (memq (car header) synonym) return synonym))
3301 (loop for synonym in synonyms
3302 for old-header = (mail-fetch-field (symbol-name synonym))
3303 when (and old-header (string-match new-header old-header))
3306 (message "already have `%s' in `%s'" new-header old-header)
3307 (when (and (message-position-on-field header-name)
3308 (setq old-header (mail-fetch-field header-name))
3309 (not (string-match "\\` *\\'" old-header)))
3311 (insert new-header)))))
3313 (defun message-widen-reply ()
3314 "Widen the reply to include maximum recipients."
3317 (and (bufferp message-reply-buffer)
3318 (buffer-name message-reply-buffer)
3319 (with-current-buffer message-reply-buffer
3320 (message-get-reply-headers t)))))
3323 (message-narrow-to-headers)
3324 (dolist (elem follow-to)
3325 (message-remove-header (symbol-name (car elem)))
3326 (goto-char (point-min))
3327 (insert (symbol-name (car elem)) ": "
3328 (cdr elem) "\n"))))))
3330 (defun message-insert-newsgroups ()
3331 "Insert the Newsgroups header from the article being replied to."
3333 (let ((old-newsgroups (mail-fetch-field "newsgroups"))
3334 (new-newsgroups (message-fetch-reply-field "newsgroups"))
3337 (message-position-on-field "Newsgroups")
3339 ((not new-newsgroups)
3340 (error "No Newsgroups to insert"))
3341 ((not old-newsgroups)
3342 (insert new-newsgroups))
3344 (setq new-newsgroups (split-string new-newsgroups "[, ]+")
3345 old-newsgroups (split-string old-newsgroups "[, ]+"))
3346 (dolist (group new-newsgroups)
3347 (unless (member group old-newsgroups)
3348 (push group insert-newsgroups)))
3349 (if (null insert-newsgroups)
3350 (error "Newgroup%s already in the header"
3351 (if (> (length new-newsgroups) 1)
3353 (when old-newsgroups
3355 (dolist (group insert-newsgroups)
3359 (insert group)))))))
3363 ;;; Various commands
3365 (defun message-delete-not-region (beg end)
3366 "Delete everything in the body of the current message outside of the region."
3371 ;; snarf citation prefix, if appropriate
3372 (unless (eq (point) (progn (beginning-of-line) (point)))
3373 (when (looking-at message-cite-prefix-regexp)
3374 (setq citeprefix (match-string 0))))
3376 (delete-region (point) (if (not (message-goto-signature))
3382 (delete-region beg (progn (message-goto-body)
3386 (insert citeprefix))))
3387 (when (message-goto-signature)
3390 (defun message-kill-to-signature (&optional arg)
3391 "Kill all text up to the signature.
3392 If a numeric argument or prefix arg is given, leave that number
3393 of lines before the signature intact."
3397 (let ((point (point)))
3398 (narrow-to-region point (point-max))
3399 (message-goto-signature)
3401 (if (and arg (numberp arg))
3402 (forward-line (- -1 arg))
3404 (unless (= point (point))
3405 (kill-region point (point))
3409 (defun message-newline-and-reformat (&optional arg not-break)
3410 "Insert four newlines, and then reformat if inside quoted text.
3411 Prefix arg means justify as well."
3412 (interactive (list (if current-prefix-arg 'full)))
3413 (let (quoted point beg end leading-space bolp fill-paragraph-function)
3414 (setq point (point))
3417 (setq bolp (= beg point))
3418 ;; Find first line of the paragraph.
3420 (while (and (not (eobp))
3421 (not (looking-at message-cite-prefix-regexp))
3422 (looking-at paragraph-start))
3425 (when (looking-at message-cite-prefix-regexp)
3426 (setq quoted (match-string 0))
3427 (goto-char (match-end 0))
3428 (looking-at "[ \t]*")
3429 (setq leading-space (match-string 0)))
3433 (< (- point beg) (length quoted)))
3434 ;; break inside the cite prefix.
3440 (while (and (not (eobp))
3441 (not (looking-at paragraph-separate))
3442 (looking-at message-cite-prefix-regexp)
3443 (equal quoted (match-string 0)))
3444 (goto-char (match-end 0))
3445 (looking-at "[ \t]*")
3446 (if (> (length leading-space) (length (match-string 0)))
3447 (setq leading-space (match-string 0)))
3451 (while (and (if (bobp) nil (forward-line -1) t)
3452 (not (looking-at paragraph-start))
3453 (looking-at message-cite-prefix-regexp)
3454 (equal quoted (match-string 0)))
3456 (goto-char (match-end 0))
3457 (looking-at "[ \t]*")
3458 (if (> (length leading-space) (length (match-string 0)))
3459 (setq leading-space (match-string 0)))))
3460 (while (and (not (eobp))
3461 (not (looking-at paragraph-separate))
3462 (not (looking-at message-cite-prefix-regexp)))
3466 (while (and (if (bobp) nil (forward-line -1) t)
3467 (not (looking-at paragraph-start))
3468 (not (looking-at message-cite-prefix-regexp)))
3469 (setq beg (point))))
3472 (narrow-to-region beg end)
3479 (setq point (point))
3480 ;; (newline 2) doesn't mark both newline's as hard, so call
3481 ;; newline twice. -jas
3484 (delete-region (point) (re-search-forward "[ \t]*"))
3485 (when (and quoted (not bolp))
3486 (insert quoted leading-space)))
3489 (let* ((adaptive-fill-regexp
3490 (regexp-quote (concat quoted leading-space)))
3491 (adaptive-fill-first-line-regexp
3492 adaptive-fill-regexp ))
3493 (fill-paragraph arg))
3494 (fill-paragraph arg))
3495 (if point (goto-char point)))))
3497 (defun message-fill-paragraph (&optional arg)
3498 "Message specific function to fill a paragraph.
3499 This function is used as the value of `fill-paragraph-function' in
3500 Message buffers and is not meant to be called directly."
3501 (interactive (list (if current-prefix-arg 'full)))
3502 (if (if (boundp 'filladapt-mode) filladapt-mode)
3504 (if (message-point-in-header-p)
3505 (message-fill-field)
3506 (message-newline-and-reformat arg t))
3509 (defun message-point-in-header-p ()
3510 "Return t if point is in the header."
3515 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))
3517 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))))
3519 (defun message-do-auto-fill ()
3520 "Like `do-auto-fill', but don't fill in message header."
3521 (unless (message-point-in-header-p)
3524 (defun message-insert-signature (&optional force)
3525 "Insert a signature. See documentation for variable `message-signature'."
3526 (interactive (list 0))
3529 ((and (null message-signature)
3532 (goto-char (point-max))
3533 (not (re-search-backward message-signature-separator nil t))))
3534 ((and (null message-signature)
3537 ((functionp message-signature)
3538 (funcall message-signature))
3539 ((listp message-signature)
3540 (eval message-signature))
3541 (t message-signature)))
3544 (cond ((stringp signature)
3546 ((and (eq t signature) message-signature-file)
3547 (setq signature-file
3548 (if (and message-signature-directory
3549 ;; don't actually use the signature directory
3550 ;; if message-signature-file contains a path.
3551 (not (file-name-directory
3552 message-signature-file)))
3553 (expand-file-name message-signature-file
3554 message-signature-directory)
3555 message-signature-file))
3556 (file-exists-p signature-file))))
3558 (goto-char (point-max))
3559 ;; Insert the signature.
3562 (when message-signature-insert-empty-line
3565 (if (eq signature t)
3566 (insert-file-contents signature-file)
3568 (goto-char (point-max))
3569 (or (bolp) (insert "\n")))))
3571 (defun message-insert-importance-high ()
3572 "Insert header to mark message as important."
3576 (message-narrow-to-headers)
3577 (message-remove-header "Importance"))
3579 (insert "Importance: high\n")))
3581 (defun message-insert-importance-low ()
3582 "Insert header to mark message as unimportant."
3586 (message-narrow-to-headers)
3587 (message-remove-header "Importance"))
3589 (insert "Importance: low\n")))
3591 (defun message-insert-or-toggle-importance ()
3592 "Insert a \"Importance: high\" header, or cycle through the header values.
3593 The three allowed values according to RFC 1327 are `high', `normal'
3600 (message-narrow-to-headers)
3601 (when (setq cur (message-fetch-field "Importance"))
3602 (message-remove-header "Importance")
3603 (setq new (cond ((string= cur "high")
3605 ((string= cur "low")
3610 (insert (format "Importance: %s\n" new)))))
3612 (defun message-insert-disposition-notification-to ()
3613 "Request a disposition notification (return receipt) to this message.
3614 Note that this should not be used in newsgroups."
3618 (message-narrow-to-headers)
3619 (message-remove-header "Disposition-Notification-To"))
3621 (insert (format "Disposition-Notification-To: %s\n"
3622 (or (message-field-value "Reply-to")
3623 (message-field-value "From")
3624 (message-make-from))))))
3626 (defun message-elide-region (b e)
3627 "Elide the text in the region.
3628 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3631 (let ((lines (count-lines b e))
3634 (insert (format-spec message-elide-ellipsis
3638 (defvar message-caesar-translation-table nil)
3640 (defun message-caesar-region (b e &optional n)
3641 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3644 (min (point) (or (mark t) (point)))
3645 (max (point) (or (mark t) (point)))
3646 (when current-prefix-arg
3647 (prefix-numeric-value current-prefix-arg))))
3649 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3650 (unless (or (zerop n) ; no action needed for a rot of 0
3651 (= b e)) ; no region to rotate
3652 ;; We build the table, if necessary.
3653 (when (or (not message-caesar-translation-table)
3654 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3655 (setq message-caesar-translation-table
3656 (message-make-caesar-translation-table n)))
3657 (translate-region b e message-caesar-translation-table)))
3659 (defun message-make-caesar-translation-table (n)
3660 "Create a rot table with offset N."
3662 (table (make-string 256 0)))
3663 (while (< (incf i) 256)
3666 (substring table 0 ?A)
3667 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3668 (substring table ?A (+ ?A n))
3669 (substring table (+ ?A 26) ?a)
3670 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3671 (substring table ?a (+ ?a n))
3672 (substring table (+ ?a 26) 255))))
3674 (defun message-caesar-buffer-body (&optional rotnum wide)
3675 "Caesar rotate all letters in the current buffer by 13 places.
3676 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3677 With prefix arg, specifies the number of places to rotate each letter forward.
3678 Mail and USENET news headers are not rotated unless WIDE is non-nil."
3679 (interactive (if current-prefix-arg
3680 (list (prefix-numeric-value current-prefix-arg))
3684 (when (and (not wide) (message-goto-body))
3685 (narrow-to-region (point) (point-max)))
3686 (message-caesar-region (point-min) (point-max) rotnum))))
3688 (defun message-pipe-buffer-body (program)
3689 "Pipe the message body in the current buffer through PROGRAM."
3692 (when (message-goto-body)
3693 (narrow-to-region (point) (point-max)))
3694 (shell-command-on-region
3695 (point-min) (point-max) program nil t))))
3697 (defun message-rename-buffer (&optional enter-string)
3698 "Rename the *message* buffer to \"*message* RECIPIENT\".
3699 If the function is run with a prefix, it will ask for a new buffer
3700 name, rather than giving an automatic name."
3701 (interactive "Pbuffer name: ")
3704 (goto-char (point-min))
3705 (narrow-to-region (point)
3706 (search-forward mail-header-separator nil 'end))
3708 (if (message-news-p) (message-fetch-field "Newsgroups")
3709 (message-fetch-field "To"))
3712 (if (string-match "," mail-to)
3713 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3715 (name-default (concat "*message* " mail-trimmed-to))
3716 (name (if enter-string
3717 (read-string "New buffer name: " name-default)
3719 (rename-buffer name t)))))
3721 (defun message-fill-yanked-message (&optional justifyp)
3722 "Fill the paragraphs of a message yanked into this one.
3723 Numeric argument means justify as well."
3726 (goto-char (point-min))
3727 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3728 (let ((fill-prefix message-yank-prefix))
3729 (fill-individual-paragraphs (point) (point-max) justifyp))))
3731 (defun message-indent-citation (&optional start end yank-only)
3732 "Modify text just inserted from a message to be cited.
3733 The inserted text should be the region.
3734 When this function returns, the region is again around the modified text.
3736 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3737 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3738 (unless start (setq start (point)))
3740 ;; Remove unwanted headers.
3741 (when message-ignored-cited-headers
3746 (if (search-forward "\n\n" nil t)
3749 (message-remove-header message-ignored-cited-headers t)
3750 (when (= (point-min) (point-max))
3751 (setq all-removed t))
3752 (goto-char (point-max)))
3756 ;; Delete blank lines at the start of the buffer.
3757 (while (and (point-min)
3760 (message-delete-line))
3761 ;; Delete blank lines at the end of the buffer.
3762 (goto-char (point-max))
3763 (unless (eq (preceding-char) ?\n)
3765 (while (and (zerop (forward-line -1))
3767 (message-delete-line)))
3768 ;; Do the indentation.
3769 (if (null message-yank-prefix)
3770 (indent-rigidly start (or end (mark t)) message-indentation-spaces)
3773 (while (< (point) (or end (mark t)))
3774 (cond ((looking-at ">")
3775 (insert message-yank-cited-prefix))
3777 (insert message-yank-empty-prefix))
3779 (insert message-yank-prefix)))
3783 (defun message-remove-blank-cited-lines (&optional remove)
3784 "Remove cited lines containing only blanks.
3785 If REMOVE is non-nil, remove newlines, too.
3787 To use this automatically, you may add this function to
3788 `gnus-message-setup-hook'."
3793 (when (boundp 'message-yank-cited-prefix)
3794 (concat message-yank-cited-prefix "\\|"))
3798 (gnus-message 8 "removing `%s'" citexp)
3801 (while (re-search-forward citexp nil t)
3802 (replace-match (if remove "" "\n"))))))
3804 (defun message--yank-original-internal (arg)
3805 (let ((modified (buffer-modified-p))
3807 (when (and message-reply-buffer
3808 message-cite-function)
3809 (when (equal message-cite-reply-position 'above)
3812 (buffer-substring (message-goto-body)
3814 (delete-region (message-goto-body) (point-max))))
3815 (if (bufferp message-reply-buffer)
3816 (delete-windows-on message-reply-buffer t))
3817 (push-mark (save-excursion
3819 ((bufferp message-reply-buffer)
3820 (insert-buffer-substring message-reply-buffer))
3821 ((and (consp message-reply-buffer)
3822 (functionp (car message-reply-buffer)))
3823 (apply (car message-reply-buffer)
3824 (cdr message-reply-buffer))))
3829 (funcall message-cite-function)
3830 (unless (eq (char-before (mark t)) ?\n)
3832 (goto-char (mark t))
3833 (insert-before-markers ?\n)
3835 (case message-cite-reply-position
3839 (insert (if (bolp) "\n" "\n\n"))
3840 (message-goto-body))
3842 (message-goto-signature)))
3843 ;; Add a `message-setup-very-last-hook' here?
3844 ;; Add `gnus-article-highlight-citation' here?
3846 (setq message-checksum (message-checksum))))))
3848 (defun message-yank-original (&optional arg)
3849 "Insert the message being replied to, if any.
3850 Puts point before the text and mark after.
3851 Normally indents each nonblank line ARG spaces (default 3). However,
3852 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3854 This function uses `message-cite-function' to do the actual citing.
3856 Just \\[universal-argument] as argument means don't indent, insert no
3857 prefix, and don't delete any headers."
3859 ;; eval the let forms contained in message-cite-style
3861 `(let ,(if (symbolp message-cite-style)
3862 (symbol-value message-cite-style)
3864 (message--yank-original-internal ',arg))))
3866 (defun message-yank-buffer (buffer)
3867 "Insert BUFFER into the current buffer and quote it."
3868 (interactive "bYank buffer: ")
3869 (let ((message-reply-buffer (get-buffer buffer)))
3870 (save-window-excursion
3871 (message-yank-original))))
3873 (defun message-buffers ()
3874 "Return a list of active message buffers."
3876 (save-current-buffer
3877 (dolist (buffer (buffer-list t))
3879 (when (and (derived-mode-p 'message-mode)
3880 (null message-sent-message-via))
3881 (push (buffer-name buffer) buffers))))
3882 (nreverse buffers)))
3884 (defun message-cite-original-1 (strip-signature)
3885 "Cite an original message.
3886 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3889 This function uses `mail-citation-hook' if that is non-nil."
3890 (if (and (boundp 'mail-citation-hook)
3892 (run-hooks 'mail-citation-hook)
3893 (let* ((start (point))
3897 (when message-indent-citation-function
3898 (if (listp message-indent-citation-function)
3899 message-indent-citation-function
3900 (list message-indent-citation-function))))
3901 ;; This function may be called by `gnus-summary-yank-message' and
3902 ;; may insert a different article from the original. So, we will
3903 ;; modify the value of `message-reply-headers' with that article.
3904 (message-reply-headers
3906 (narrow-to-region start end)
3907 (message-narrow-to-head-1)
3908 (setq x-no-archive (message-fetch-field "x-no-archive"))
3910 (or (message-fetch-field "subject") "none")
3911 (or (message-fetch-field "from") "nobody")
3912 (message-fetch-field "date")
3913 (message-fetch-field "message-id" t)
3914 (message-fetch-field "references")
3916 (mml-quote-region start end)
3917 (when strip-signature
3921 (when (re-search-backward message-signature-separator start t)
3922 ;; Also peel off any blank lines before the signature.
3924 (while (looking-at "^[ \t]*$")
3927 (delete-region (point) end)
3928 (unless (search-backward "\n\n" start t)
3929 ;; Insert a blank line if it is peeled off.
3932 (mapc 'funcall functions)
3933 (when message-citation-line-function
3936 (funcall message-citation-line-function))
3937 (when (and x-no-archive
3938 (not message-cite-articles-with-x-no-archive)
3939 (string-match "yes" x-no-archive))
3941 (delete-region (point) (mark t))
3942 (insert "> [Quoted text removed due to X-No-Archive]\n")
3944 (forward-line -1)))))
3946 (defun message-cite-original ()
3947 "Cite function in the standard Message manner."
3948 (message-cite-original-1 nil))
3950 (defvar gnus-extract-address-components)
3952 (autoload 'format-spec "format-spec")
3954 (defun message-insert-formatted-citation-line (&optional from date)
3955 "Function that inserts a formatted citation line.
3957 See `message-citation-line-format'."
3958 ;; The optional args are for testing/debugging. They will disappear later.
3960 ;; (with-temp-buffer
3961 ;; (message-insert-formatted-citation-line
3962 ;; "John Doe <john.doe@example.invalid>"
3965 (when (or message-reply-headers (and from date))
3967 (setq from (mail-header-from message-reply-headers)))
3968 (let* ((data (condition-case ()
3969 (funcall (if (boundp gnus-extract-address-components)
3970 gnus-extract-address-components
3971 'mail-extract-address-components)
3977 (net (car (cdr data)))
3978 (name-or-net (or (car data)
3979 (car (cdr data)) from))
3983 ;; We need Gnus functionality if the user wants date or time from
3984 ;; the original article:
3985 (when (string-match "%[^fnNFL]" message-citation-line-format)
3986 (autoload 'gnus-date-get-time "gnus-util")
3987 (gnus-date-get-time (mail-header-date message-reply-headers)))))
3990 (when (stringp name)
3991 ;; Guess first name and last name:
3992 (cond ((string-match
3993 "\\`\\(\\w\\|[-.]\\)+ \\(\\w\\|[-.]\\)+\\'" name)
3994 (setq fname (nth 0 (split-string name "[ \t]+"))
3995 lname (nth 1 (split-string name "[ \t]+"))))
3997 "\\`\\(\\w\\|[-.]\\)+, \\(\\w\\|[-.]\\)+\\'" name)
3998 (setq fname (nth 1 (split-string name "[ \t,]+"))
3999 lname (nth 0 (split-string name "[ \t,]+"))))
4001 "\\`\\(\\w\\|[-.]\\)+\\'" name)
4004 ;; The following letters are not used in `format-time-string':
4005 (push ?E lst) (push "<E>" lst)
4006 (push ?F lst) (push fname lst)
4007 ;; We might want to use "" instead of "<X>" later.
4008 (push ?J lst) (push "<J>" lst)
4009 (push ?K lst) (push "<K>" lst)
4010 (push ?L lst) (push lname lst)
4011 (push ?N lst) (push name-or-net lst)
4012 (push ?O lst) (push "<O>" lst)
4013 (push ?P lst) (push "<P>" lst)
4014 (push ?Q lst) (push "<Q>" lst)
4015 (push ?f lst) (push from lst)
4016 (push ?i lst) (push "<i>" lst)
4017 (push ?n lst) (push net lst)
4018 (push ?o lst) (push "<o>" lst)
4019 (push ?q lst) (push "<q>" lst)
4020 (push ?t lst) (push "<t>" lst)
4021 (push ?v lst) (push "<v>" lst)
4022 ;; Delegate the rest to `format-time-string':
4024 (when (and (not (memq i lst))
4029 (push (condition-case nil
4030 (format-time-string (format "%%%c" i) replydate)
4031 (error (format ">%c<" i)))
4035 (spec (apply 'format-spec-make flist)))
4036 (insert (format-spec message-citation-line-format spec)))
4039 (defun message-cite-original-without-signature ()
4040 "Cite function in the standard Message manner.
4041 This function strips off the signature from the original message."
4042 (message-cite-original-1 t))
4044 (defun message-insert-citation-line ()
4045 "Insert a simple citation line."
4046 (when message-reply-headers
4047 (insert (mail-header-from message-reply-headers) " writes:")
4051 (defun message-position-on-field (header &rest afters)
4052 (let ((case-fold-search t))
4055 (goto-char (point-min))
4058 (concat "^" (regexp-quote mail-header-separator) "$"))
4059 (match-beginning 0)))
4060 (goto-char (point-min))
4061 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
4063 (re-search-forward "^[^ \t]" nil 'move)
4065 (skip-chars-backward "\n")
4068 (not (re-search-forward
4069 (concat "^" (regexp-quote (car afters)) ":")
4073 (re-search-forward "^[^ \t]" nil 'move)
4074 (beginning-of-line))
4075 (insert header ": \n")
4082 ;;; Sending messages
4085 (defun message-send-and-exit (&optional arg)
4086 "Send message like `message-send', then, if no errors, exit from mail buffer.
4087 The usage of ARG is defined by the instance that called Message.
4088 It should typically alter the sending method in some way or other."
4090 (let ((buf (current-buffer))
4091 (actions message-exit-actions))
4092 (when (and (message-send arg)
4095 (if message-kill-buffer-on-exit
4097 (message-do-actions actions)
4100 (defun message-dont-send ()
4101 "Don't send the message you have been editing.
4102 Instead, just auto-save the buffer and then bury it."
4104 (set-buffer-modified-p t)
4106 (let ((actions message-postpone-actions))
4107 (message-bury (current-buffer))
4108 (message-do-actions actions)))
4110 (defun message-kill-buffer ()
4111 "Kill the current buffer."
4113 (when (or (not (buffer-modified-p))
4114 (not message-kill-buffer-query)
4115 (yes-or-no-p "Message modified; kill anyway? "))
4116 (let ((actions message-kill-actions)
4117 (draft-article message-draft-article)
4118 (auto-save-file-name buffer-auto-save-file-name)
4119 (file-name buffer-file-name)
4120 (modified (buffer-modified-p)))
4121 (setq buffer-file-name nil)
4122 (kill-buffer (current-buffer))
4123 (when (and (or (and auto-save-file-name
4124 (file-exists-p auto-save-file-name))
4126 (file-exists-p file-name)))
4128 ;; If the message buffer has lived in a dedicated window,
4129 ;; `kill-buffer' has killed the frame. Thus the
4130 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
4131 ;; that the user can see the question by raising the
4134 (yes-or-no-p (format "Remove the backup file%s? "
4135 (if modified " too" "")))))
4137 (delete-file auto-save-file-name))
4138 (let ((message-draft-article draft-article))
4139 (message-disassociate-draft)))
4140 (message-do-actions actions))))
4142 (defun message-bury (buffer)
4143 "Bury this mail BUFFER."
4144 (if message-return-action
4146 (bury-buffer buffer)
4147 (apply (car message-return-action) (cdr message-return-action)))
4148 (with-current-buffer buffer (bury-buffer))))
4150 (defun message-send (&optional arg)
4151 "Send the message in the current buffer.
4152 If `message-interactive' is non-nil, wait for success indication or
4153 error messages, and inform user.
4154 Otherwise any failure is reported in a message back to the user from
4156 The usage of ARG is defined by the instance that called Message.
4157 It should typically alter the sending method in some way or other."
4159 ;; Make it possible to undo the coming changes.
4161 (let ((inhibit-read-only t))
4162 (put-text-property (point-min) (point-max) 'read-only nil))
4163 (message-fix-before-sending)
4164 (run-hooks 'message-send-hook)
4165 (when message-confirm-send
4166 (or (y-or-n-p "Send message? ")
4168 (message message-sending-message)
4169 (let ((alist message-send-method-alist)
4171 elem sent dont-barf-on-no-method
4172 (message-options message-options))
4173 (message-options-set-recipient)
4175 (setq elem (pop alist)))
4176 (when (funcall (cadr elem))
4177 (when (and (or (not (memq (car elem)
4178 message-sent-message-via))
4179 (message-fetch-field "supersedes")
4180 (if (or (message-gnksa-enable-p 'multiple-copies)
4181 (not (eq (car elem) 'news)))
4184 "Already sent message via %s; resend? "
4186 (error "Denied posting -- multiple copies")))
4187 (setq success (funcall (caddr elem) arg)))
4191 (let ((fcc (message-fetch-field "Fcc"))
4192 (gcc (message-fetch-field "Gcc")))
4194 (or (eq message-allow-no-recipients 'always)
4195 (and (not (eq message-allow-no-recipients 'never))
4196 (setq dont-barf-on-no-method
4198 (format "No receiver, perform %s anyway? "
4199 (cond ((and fcc gcc) "Fcc and Gcc")
4202 (error "No methods specified to send by"))
4203 (when (or dont-barf-on-no-method
4207 (run-hooks 'message-sent-hook))
4208 (message "Sending...done")
4209 ;; Do ecomplete address snarfing.
4210 (when (and (message-mail-alias-type-p 'ecomplete)
4211 (not message-inhibit-ecomplete))
4212 (message-put-addresses-in-ecomplete))
4213 ;; Mark the buffer as unmodified and delete auto-save.
4214 (set-buffer-modified-p nil)
4215 (delete-auto-save-file-if-necessary t)
4216 (message-disassociate-draft)
4217 ;; Delete other mail buffers and stuff.
4218 (message-do-send-housekeeping)
4219 (message-do-actions message-send-actions)
4223 (defun message-send-via-mail (arg)
4224 "Send the current message via mail."
4225 (message-send-mail arg))
4227 (defun message-send-via-news (arg)
4228 "Send the current message via news."
4229 (funcall message-send-news-function arg))
4231 (defmacro message-check (type &rest forms)
4232 "Eval FORMS if TYPE is to be checked."
4233 `(or (message-check-element ,type)
4237 (put 'message-check 'lisp-indent-function 1)
4238 (put 'message-check 'edebug-form-spec '(form body))
4240 (defun message-text-with-property (prop &optional start end reverse)
4241 "Return a list of start and end positions where the text has PROP.
4242 START and END bound the search, they default to `point-min' and
4243 `point-max' respectively. If REVERSE is non-nil, find text which does
4246 (setq start (point-min)))
4248 (setq end (point-max)))
4252 (setq start (text-property-any start end prop nil)))
4253 (setq next (next-single-property-change start prop nil end))
4254 (push (cons start (or next end)) regions)
4257 (or (get-text-property start prop)
4258 (and (setq start (next-single-property-change
4259 start prop nil end))
4260 (get-text-property start prop))))
4261 (setq next (text-property-any start end prop nil))
4262 (push (cons start (or next end)) regions)
4264 (nreverse regions)))
4266 (defcustom message-bogus-addresses
4267 '("noreply" "nospam" "invalid" "@@" "[^[:ascii:]].*@" "[ \t]")
4268 "List of regexps of potentially bogus mail addresses.
4269 See `message-check-recipients' how to setup checking.
4271 This list should make it possible to catch typos or warn about
4272 spam-trap addresses. It doesn't aim to verify strict RFC
4274 :version "23.1" ;; No Gnus
4275 :group 'message-headers
4277 (const :tag "None" nil)
4283 (const :tag "duplicate @" "@@")
4284 (const :tag "non-ascii local part" "[^[:ascii:]].*@")
4285 ;; Already caught by `message-valid-fqdn-regexp'
4286 ;; (const :tag "`_' in domain part" "@.*_")
4287 (const :tag "whitespace" "[ \t]"))
4292 (defun message-fix-before-sending ()
4293 "Do various things to make the message nice before sending it."
4294 ;; Make sure there's a newline at the end of the message.
4295 (goto-char (point-max))
4298 ;; Make the hidden headers visible.
4300 ;; Sort headers before sending the message.
4301 (message-sort-headers)
4302 ;; Make invisible text visible.
4303 ;; It doesn't seem as if this is useful, since the invisible property
4304 ;; is clobbered by an after-change hook anyhow.
4305 (message-check 'invisible-text
4306 (let ((regions (message-text-with-property 'invisible))
4310 (setq from (caar regions)
4312 regions (cdr regions))
4313 (put-text-property from to 'invisible nil)
4314 (message-overlay-put (message-make-overlay from to)
4316 (unless (yes-or-no-p
4317 "Invisible text found and made visible; continue sending? ")
4318 (error "Invisible text found and made visible")))))
4319 (message-check 'illegible-text
4320 (let (char found choice nul-chars)
4322 (setq nul-chars (save-excursion
4323 (search-forward "\000" nil t)))
4325 (skip-chars-forward mm-7bit-chars)
4326 (when (get-text-property (point) 'no-illegible-text)
4327 ;; There is a signed or encrypted raw message part
4328 ;; that is considered to be safe.
4329 (goto-char (or (next-single-property-change
4330 (point) 'no-illegible-text)
4332 (setq char (char-after)))
4333 (when (or (< (mm-char-int char) 128)
4334 (and (mm-multibyte-p)
4335 (memq (char-charset char)
4336 '(eight-bit-control eight-bit-graphic
4337 ;; Emacs 23, Bug#1770:
4340 (not (get-text-property
4341 (point) 'untranslated-utf-8))))
4342 (message-overlay-put (message-make-overlay (point) (1+ (point)))
4348 (gnus-multiple-choice
4350 "NUL characters found, which may cause problems. Continue sending?"
4351 "Non-printable characters found. Continue sending?")
4352 `((?d "Remove non-printable characters and send")
4354 "Replace non-printable characters with \"%s\" and send"
4355 message-replacement-char))
4356 (?s "Send as is without removing anything")
4357 (?e "Continue editing"))))
4359 (error "Non-printable characters"))
4361 (skip-chars-forward mm-7bit-chars)
4363 (when (let ((char (char-after)))
4364 (or (< (mm-char-int char) 128)
4365 (and (mm-multibyte-p)
4366 ;; FIXME: Wrong for Emacs 23 (unicode) and for
4367 ;; things like undecodable utf-8 (in Emacs 21?).
4368 ;; Should at least use find-coding-systems-region.
4370 (memq (char-charset char)
4371 '(eight-bit-control eight-bit-graphic
4372 ;; Emacs 23, Bug#1770:
4375 (not (get-text-property
4376 (point) 'untranslated-utf-8)))))
4378 (message-kill-all-overlays)
4380 (when (eq choice ?r)
4381 (insert message-replacement-char))))
4383 (skip-chars-forward mm-7bit-chars)))))
4384 (message-check 'bogus-recipient
4385 ;; Warn before sending a mail to an invalid address.
4386 (message-check-recipients)))
4388 (defun message-bogus-recipient-p (recipients)
4389 "Check if a mail address in RECIPIENTS looks bogus.
4391 RECIPIENTS is a mail header. Return a list of potentially bogus
4392 addresses. If none is found, return nil.
4394 An address might be bogus if the domain part is not fully
4395 qualified, see `message-valid-fqdn-regexp', or if there's a
4396 matching entry in `message-bogus-addresses'."
4397 ;; FIXME: How about "foo@subdomain", when the MTA adds ".domain.tld"?
4399 (mapc (lambda (address)
4400 (setq address (or (cadr address) ""))
4402 (or (string= "" address)
4405 (not (string-match "@" address))
4408 message-valid-fqdn-regexp "\\)\\'") address)))
4409 (and message-bogus-addresses
4411 (if (listp message-bogus-addresses)
4412 (mapconcat 'identity
4413 message-bogus-addresses
4415 message-bogus-addresses)))
4416 (string-match re address))))
4417 (push address found)))
4419 (mail-extract-address-components recipients t))
4422 (defun message-check-recipients ()
4423 "Warn before composing or sending a mail to an invalid address.
4425 This function could be useful in `message-setup-hook'."
4428 (message-narrow-to-headers)
4429 (dolist (hdr '("To" "Cc" "Bcc"))
4430 (let ((addr (message-fetch-field hdr)))
4431 (when (stringp addr)
4432 (dolist (bog (message-bogus-recipient-p addr))
4436 "Address `%s'%s might be bogus. Continue? "
4438 ;; If the encoded version of the email address
4439 ;; is different from the unencoded version,
4440 ;; then we likely have invisible characters or
4441 ;; the like. Display the encoded version,
4443 (let ((encoded (rfc2047-encode-string bog)))
4444 (if (string= encoded bog)
4446 (format " (%s)" encoded))))))
4447 (error "Bogus address"))))))))
4449 (custom-add-option 'message-setup-hook 'message-check-recipients)
4451 (defun message-add-action (action &rest types)
4452 "Add ACTION to be performed when doing an exit of type TYPES."
4454 (add-to-list (intern (format "message-%s-actions" (pop types)))
4457 (defun message-delete-action (action &rest types)
4458 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
4461 (set (setq var (intern (format "message-%s-actions" (pop types))))
4462 (delq action (symbol-value var))))))
4464 (defun message-do-actions (actions)
4465 "Perform all actions in ACTIONS."
4466 ;; Now perform actions on successful sending.
4467 (dolist (action actions)
4470 ;; A simple function.
4473 ;; Something to be evalled.
4477 (defun message-send-mail-partially ()
4478 "Send mail as message/partial."
4479 ;; replace the header delimiter with a blank line
4480 (goto-char (point-min))
4482 (concat "^" (regexp-quote mail-header-separator) "\n"))
4483 (replace-match "\n")
4484 (run-hooks 'message-send-mail-hook)
4485 (let ((p (goto-char (point-min)))
4486 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
4487 (curbuf (current-buffer))
4488 (id (message-make-message-id)) (n 1)
4491 (if (< (point-max) (+ p message-send-mail-partially-limit))
4492 (goto-char (point-max))
4493 (goto-char (+ p message-send-mail-partially-limit))
4495 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
4498 (setq total (length plist))
4499 (push (point-max) plist)
4500 (setq plist (nreverse plist))
4503 (setq p (pop plist))
4506 (copy-to-buffer tembuf p (car plist))
4508 (goto-char (point-min))
4511 (goto-char (point-min))
4512 (narrow-to-region (point) (point))
4515 (setq header (buffer-substring (point-min) (point)))
4516 (goto-char (point-min))
4517 (narrow-to-region (point) (point))
4519 (message-remove-header "Mime-Version")
4520 (message-remove-header "Content-Type")
4521 (message-remove-header "Content-Transfer-Encoding")
4522 (message-remove-header "Message-ID")
4523 (message-remove-header "Lines")
4524 (goto-char (point-max))
4525 (insert "Mime-Version: 1.0\n")
4526 (setq header (buffer-string)))
4527 (goto-char (point-max))
4528 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
4531 (let ((mail-header-separator ""))
4532 (when (memq 'Message-ID message-required-mail-headers)
4533 (insert "Message-ID: " (message-make-message-id) "\n"))
4534 (when (memq 'Lines message-required-mail-headers)
4535 (insert "Lines: " (message-make-lines) "\n"))
4536 (message-goto-subject)
4538 (insert (format " (%d/%d)" n total))
4540 (if message-send-mail-real-function
4541 (funcall message-send-mail-real-function)
4542 (message-multi-smtp-send-mail)))
4544 (setq p (pop plist))
4546 (kill-buffer tembuf))))
4548 (declare-function hashcash-wait-async "hashcash" (&optional buffer))
4550 (defun message-send-mail (&optional arg)
4551 (require 'mail-utils)
4552 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
4553 (case-fold-search nil)
4554 (news (message-news-p))
4555 (mailbuf (current-buffer))
4556 (message-this-is-mail t)
4557 ;; gnus-setup-posting-charset is autoloaded in mml.el (FIXME
4558 ;; maybe it should not be), which this file requires. Hence
4559 ;; the fboundp test is always true. Loading it from gnus-msg
4560 ;; loads many Gnus files (Bug#5642). If
4561 ;; gnus-group-posting-charset-alist hasn't been customized,
4562 ;; this is just going to return nil anyway. FIXME it would
4563 ;; be good to improve this further, because even if g-g-p-c-a
4564 ;; has been customized, that is likely to just be for news.
4565 ;; Eg either move the definition from gnus-msg, or separate out
4566 ;; the mail and news parts.
4567 (message-posting-charset
4568 (if (and (fboundp 'gnus-setup-posting-charset)
4569 (boundp 'gnus-group-posting-charset-alist))
4570 (gnus-setup-posting-charset nil)
4571 message-posting-charset))
4572 (headers message-required-mail-headers)
4574 (when (and message-generate-hashcash
4575 (not (eq message-generate-hashcash 'opportunistic)))
4576 (message "Generating hashcash...")
4578 ;; Wait for calculations already started to finish...
4579 (hashcash-wait-async)
4580 ;; ...and do calculations not already done. mail-add-payment
4581 ;; will leave existing X-Hashcash headers alone.
4583 (message "Generating hashcash...done"))
4585 (message-narrow-to-headers)
4586 ;; Generate the Mail-Followup-To header if the header is not there...
4587 (if (and (message-subscribed-p)
4588 (not (mail-fetch-field "mail-followup-to")))
4591 (cons "Mail-Followup-To" (message-make-mail-followup-to))
4592 message-required-mail-headers))
4593 ;; otherwise, delete the MFT header if the field is empty
4594 (when (equal "" (mail-fetch-field "mail-followup-to"))
4595 (message-remove-header "^Mail-Followup-To:")))
4596 ;; Insert some headers.
4597 (let ((message-deletable-headers
4598 (if news nil message-deletable-headers)))
4599 (message-generate-headers headers))
4600 ;; Check continuation headers.
4601 (message-check 'continuation-headers
4602 (goto-char (point-min))
4603 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4604 (goto-char (match-beginning 0))
4605 (if (y-or-n-p "Fix continuation lines? ")
4608 (unless (y-or-n-p "Send anyway? ")
4609 (error "Failed to send the message")))))
4610 ;; Let the user do all of the above.
4611 (run-hooks 'message-header-hook))
4612 (setq options message-options)
4614 (with-current-buffer tembuf
4616 (setq message-options options)
4617 ;; Avoid copying text props (except hard newlines).
4618 (insert (with-current-buffer mailbuf
4619 (mml-buffer-substring-no-properties-except-hard-newlines
4620 (point-min) (point-max))))
4621 ;; Remove some headers.
4622 (message-encode-message-body)
4624 (message-narrow-to-headers)
4625 ;; We (re)generate the Lines header.
4626 (when (memq 'Lines message-required-mail-headers)
4627 (message-generate-headers '(Lines)))
4628 ;; Remove some headers.
4629 (message-remove-header message-ignored-mail-headers t)
4630 (let ((mail-parse-charset message-default-charset))
4631 (mail-encode-encoded-word-buffer)))
4632 (goto-char (point-max))
4633 ;; require one newline at the end.
4634 (or (= (preceding-char) ?\n)
4636 (message-cleanup-headers)
4637 ;; FIXME: we're inserting the courtesy copy after encoding.
4638 ;; This is wrong if the courtesy copy string contains
4639 ;; non-ASCII characters. -- jh
4642 (message-narrow-to-headers)
4644 (not (message-fetch-field "List-Post"))
4645 (not (message-fetch-field "List-ID"))
4646 (or (message-fetch-field "cc")
4647 (message-fetch-field "bcc")
4648 (message-fetch-field "to"))
4649 (let ((content-type (message-fetch-field
4654 (string= "text/plain"
4656 (mail-header-parse-content-type
4660 (message-fetch-field
4661 "content-transfer-encoding")))))))
4662 (message-insert-courtesy-copy
4663 (with-current-buffer mailbuf
4664 message-courtesy-message)))
4665 ;; Let's make sure we encoded all the body.
4666 (assert (save-excursion
4667 (goto-char (point-min))
4668 (not (re-search-forward "[^\000-\377]" nil t))))
4669 (mm-disable-multibyte)
4670 (if (or (not message-send-mail-partially-limit)
4671 (< (buffer-size) message-send-mail-partially-limit)
4672 (not (message-y-or-n-p
4673 "The message size is too large, split? "
4677 (/ (buffer-size) 1000) "KB, is too large.
4679 Some mail gateways (MTA's) bounce large messages. To avoid the
4680 problem, answer `y', and the message will be split into several
4681 smaller pieces, the size of each is about "
4682 (/ message-send-mail-partially-limit 1000)
4686 However, some mail readers (MUA's) can't read split messages, i.e.,
4687 mails in message/partially format. Answer `n', and the message will be
4690 The size limit is controlled by `message-send-mail-partially-limit'.
4691 If you always want Gnus to send messages in one piece, set
4692 `message-send-mail-partially-limit' to nil.
4695 (message "Sending via mail...")
4696 (if message-send-mail-real-function
4697 (funcall message-send-mail-real-function)
4698 (message-multi-smtp-send-mail)))
4699 (message-send-mail-partially))
4700 (setq options message-options))
4701 (kill-buffer tembuf))
4702 (set-buffer mailbuf)
4703 (setq message-options options)
4704 (push 'mail message-sent-message-via)))
4706 (defvar sendmail-program)
4707 (defvar smtpmail-smtp-user)
4709 (defun message-multi-smtp-send-mail ()
4710 "Send the current buffer to `message-send-mail-function'.
4711 Or, if there's a header that specifies a different method, use
4713 (let ((method (message-field-value "X-Message-SMTP-Method")))
4715 (funcall message-send-mail-function)
4716 (message-remove-header "X-Message-SMTP-Method")
4717 (setq method (split-string method))
4719 ((equal (car method) "sendmail")
4720 (message-send-mail-with-sendmail))
4721 ((equal (car method) "smtp")
4723 (let ((smtpmail-smtp-server (nth 1 method))
4724 (smtpmail-smtp-service (nth 2 method))
4725 (smtpmail-smtp-user (or (nth 3 method) smtpmail-smtp-user)))
4726 (message-smtpmail-send-it)))
4728 (error "Unknown method %s" method))))))
4730 (defun message-send-mail-with-sendmail ()
4731 "Send off the prepared buffer with sendmail."
4733 (let ((errbuf (if message-interactive
4734 (message-generate-new-buffer-clone-locals
4737 resend-to-addresses delimline)
4740 (let ((case-fold-search t))
4742 (message-narrow-to-headers)
4743 (setq resend-to-addresses (message-fetch-field "resent-to")))
4744 ;; Change header-delimiter to be what sendmail expects.
4745 (goto-char (point-min))
4747 (concat "^" (regexp-quote mail-header-separator) "\n"))
4748 (replace-match "\n")
4750 (setq delimline (point-marker))
4751 (run-hooks 'message-send-mail-hook)
4752 ;; Insert an extra newline if we need it to work around
4753 ;; Sun's bug that swallows newlines.
4754 (goto-char (1+ delimline))
4755 (when (eval message-mailer-swallows-blank-line)
4757 (when message-interactive
4758 (with-current-buffer errbuf
4760 (let* ((default-directory "/")
4761 (coding-system-for-write message-send-coding-system)
4763 'call-process-region
4765 (list (point-min) (point-max) sendmail-program
4766 nil errbuf nil "-oi")
4767 message-sendmail-extra-arguments
4768 ;; Always specify who from,
4769 ;; since some systems have broken sendmails.
4770 ;; But some systems are more broken with -f, so
4771 ;; we'll let users override this.
4772 (and (null message-sendmail-f-is-evil)
4773 (list "-f" (message-sendmail-envelope-from)))
4774 ;; These mean "report errors by mail"
4775 ;; and "deliver in background".
4776 (if (null message-interactive) '("-oem" "-odb"))
4777 ;; Get the addresses from the message
4778 ;; unless this is a resend.
4779 ;; We must not do that for a resend
4780 ;; because we would find the original addresses.
4781 ;; For a resend, include the specific addresses.
4782 (if resend-to-addresses
4783 (list resend-to-addresses)
4785 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
4786 (if errbuf (pop-to-buffer errbuf))
4787 (error "Sending...failed with exit value %d" cpr)))
4788 (when message-interactive
4789 (with-current-buffer errbuf
4790 (goto-char (point-min))
4791 (while (re-search-forward "\n+ *" nil t)
4792 (replace-match "; "))
4793 (if (not (zerop (buffer-size)))
4794 (error "Sending...failed to %s"
4795 (buffer-string))))))
4796 (when (bufferp errbuf)
4797 (kill-buffer errbuf)))))
4799 (defun message-send-mail-with-qmail ()
4800 "Pass the prepared message buffer to qmail-inject.
4801 Refer to the documentation for the variable `message-send-mail-function'
4802 to find out how to use this."
4803 ;; replace the header delimiter with a blank line
4804 (goto-char (point-min))
4806 (concat "^" (regexp-quote mail-header-separator) "\n"))
4807 (replace-match "\n")
4808 (run-hooks 'message-send-mail-hook)
4811 (let ((coding-system-for-write message-send-coding-system))
4813 'call-process-region (point-min) (point-max)
4814 message-qmail-inject-program nil nil nil
4815 ;; qmail-inject's default behavior is to look for addresses on the
4816 ;; command line; if there're none, it scans the headers.
4817 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4819 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4820 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4821 ;; message from stdin.
4823 ;; qmail also has the advantage of not having been raped by
4824 ;; various vendors, so we don't have to allow for that, either --
4825 ;; compare this with message-send-mail-with-sendmail and weep
4826 ;; for sendmail's lost innocence.
4828 ;; all this is way cool coz it lets us keep the arguments entirely
4829 ;; free for -inject-arguments -- a big win for the user and for us
4830 ;; since we don't have to play that double-guessing game and the user
4831 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4832 (if (functionp message-qmail-inject-args)
4833 (funcall message-qmail-inject-args)
4834 message-qmail-inject-args)))
4835 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4836 ;; we have to look at the retval instead
4838 (100 (error "qmail-inject reported permanent failure"))
4839 (111 (error "qmail-inject reported transient failure"))
4840 ;; should never happen
4841 (t (error "qmail-inject reported unknown failure"))))
4843 (defvar mh-previous-window-config)
4845 (defun message-send-mail-with-mh ()
4846 "Send the prepared message buffer with mh."
4847 (let ((mh-previous-window-config nil)
4848 (name (mh-new-draft-name)))
4849 (setq buffer-file-name name)
4850 ;; MH wants to generate these headers itself.
4851 (when message-mh-deletable-headers
4852 (let ((headers message-mh-deletable-headers))
4854 (goto-char (point-min))
4855 (and (re-search-forward
4856 (concat "^" (symbol-name (car headers)) ": *") nil t)
4857 (message-delete-line))
4859 (run-hooks 'message-send-mail-hook)
4860 ;; Pass it on to mh.
4863 (defun message-smtpmail-send-it ()
4864 "Send the prepared message buffer with `smtpmail-send-it'.
4865 The only difference from `smtpmail-send-it' is that this command
4866 evaluates `message-send-mail-hook' just before sending a message.
4867 It is useful if your ISP requires the POP-before-SMTP
4868 authentication. See the Gnus manual for details."
4869 (run-hooks 'message-send-mail-hook)
4872 (defun message-send-mail-with-mailclient ()
4873 "Send the prepared message buffer with `mailclient-send-it'.
4874 The only difference from `mailclient-send-it' is that this
4875 command evaluates `message-send-mail-hook' just before sending a message."
4876 (run-hooks 'message-send-mail-hook)
4877 (mailclient-send-it))
4879 (defun message-canlock-generate ()
4880 "Return a string that is non-trivial to guess.
4881 Do not use this for anything important, it is cryptographically weak."
4883 (let (sha1-maximum-internal-length)
4884 (sha1 (concat (message-unique-id)
4885 (format "%x%x%x" (random) (random) (random))
4886 (prin1-to-string (recent-keys))
4887 (prin1-to-string (garbage-collect))))))
4889 (defvar canlock-password)
4890 (defvar canlock-password-for-verify)
4892 (defun message-canlock-password ()
4893 "The password used by message for cancel locks.
4894 This is the value of `canlock-password', if that option is non-nil.
4895 Otherwise, generate and save a value for `canlock-password' first."
4897 (unless canlock-password
4898 (customize-save-variable 'canlock-password (message-canlock-generate))
4899 (setq canlock-password-for-verify canlock-password))
4902 (defun message-insert-canlock ()
4903 (when message-insert-canlock
4904 (message-canlock-password)
4905 (canlock-insert-header)))
4907 (autoload 'nnheader-get-report "nnheader")
4909 (declare-function gnus-setup-posting-charset "gnus-msg" (group))
4911 (defun message-send-news (&optional arg)
4913 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4914 (case-fold-search nil)
4915 (method (if (functionp message-post-method)
4916 (funcall message-post-method arg)
4917 message-post-method))
4918 (newsgroups-field (save-restriction
4919 (message-narrow-to-headers-or-head)
4920 (message-fetch-field "Newsgroups")))
4921 (followup-field (save-restriction
4922 (message-narrow-to-headers-or-head)
4923 (message-fetch-field "Followup-To")))
4924 ;; BUG: We really need to get the charset for each name in the
4925 ;; Newsgroups and Followup-To lines to allow crossposting
4926 ;; between group names with incompatible character sets.
4927 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4928 (group-field-charset
4929 (gnus-group-name-charset method newsgroups-field))
4930 (followup-field-charset
4931 (gnus-group-name-charset method (or followup-field "")))
4932 (rfc2047-header-encoding-alist
4933 (append (when group-field-charset
4934 (list (cons "Newsgroups" group-field-charset)))
4935 (when followup-field-charset
4936 (list (cons "Followup-To" followup-field-charset)))
4937 rfc2047-header-encoding-alist))
4938 (messbuf (current-buffer))
4939 (message-syntax-checks
4941 (listp message-syntax-checks))
4942 (cons '(existing-newsgroups . disabled)
4943 message-syntax-checks)
4944 message-syntax-checks))
4945 (message-this-is-news t)
4946 (message-posting-charset
4947 (gnus-setup-posting-charset newsgroups-field))
4949 (if (not (message-check-news-body-syntax))
4952 (message-narrow-to-headers)
4953 ;; Insert some headers.
4954 (message-generate-headers message-required-news-headers)
4955 (message-insert-canlock)
4956 ;; Let the user do all of the above.
4957 (run-hooks 'message-header-hook))
4958 ;; Note: This check will be disabled by the ".*" default value for
4959 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4960 (when (and group-field-charset
4961 (listp message-syntax-checks))
4962 (setq message-syntax-checks
4963 (cons '(valid-newsgroups . disabled)
4964 message-syntax-checks)))
4965 (message-cleanup-headers)
4966 (if (not (let ((message-post-method method))
4967 (message-check-news-syntax)))
4970 (with-current-buffer tembuf
4971 (buffer-disable-undo)
4973 ;; Avoid copying text props (except hard newlines).
4975 (with-current-buffer messbuf
4976 (mml-buffer-substring-no-properties-except-hard-newlines
4977 (point-min) (point-max))))
4978 (message-encode-message-body)
4979 ;; Remove some headers.
4981 (message-narrow-to-headers)
4982 ;; We (re)generate the Lines header.
4983 (when (memq 'Lines message-required-mail-headers)
4984 (message-generate-headers '(Lines)))
4985 ;; Remove some headers.
4986 (message-remove-header message-ignored-news-headers t)
4987 (let ((mail-parse-charset message-default-charset))
4988 (mail-encode-encoded-word-buffer)))
4989 (goto-char (point-max))
4990 ;; require one newline at the end.
4991 (or (= (preceding-char) ?\n)
4993 (let ((case-fold-search t))
4994 ;; Remove the delimiter.
4995 (goto-char (point-min))
4997 (concat "^" (regexp-quote mail-header-separator) "\n"))
4998 (replace-match "\n")
5000 (run-hooks 'message-send-news-hook)
5001 (gnus-open-server method)
5002 (message "Sending news via %s..." (gnus-server-string method))
5003 (setq result (let ((mail-header-separator ""))
5004 (gnus-request-post method))))
5005 (kill-buffer tembuf))
5006 (set-buffer messbuf)
5008 (push 'news message-sent-message-via)
5009 (message "Couldn't send message via news: %s"
5010 (nnheader-get-report (car method)))
5014 ;;; Header generation & syntax checking.
5017 (defun message-check-element (type)
5018 "Return non-nil if this TYPE is not to be checked."
5019 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
5021 (let ((able (assq type message-syntax-checks)))
5023 (eq (cdr able) 'disabled)))))
5025 (defun message-check-news-syntax ()
5026 "Check the syntax of the message."
5030 ;; We narrow to the headers and check them first.
5033 (message-narrow-to-headers)
5034 (message-check-news-header-syntax))))))
5036 (defun message-check-news-header-syntax ()
5038 ;; Check Newsgroups header.
5039 (message-check 'newsgroups
5040 (let ((group (message-fetch-field "newsgroups")))
5043 (not (string-match "\\`[ \t]*\\'" group)))
5046 "The newsgroups field is empty or missing. Posting is denied.")))))
5047 ;; Check the Subject header.
5048 (message-check 'subject
5049 (let* ((case-fold-search t)
5050 (subject (message-fetch-field "subject")))
5053 (not (string-match "\\`[ \t]*\\'" subject)))
5056 "The subject field is empty or missing. Posting is denied.")))))
5057 ;; Check for commands in Subject.
5058 (message-check 'subject-cmsg
5059 (if (string-match "^cmsg " (message-fetch-field "subject"))
5061 "The control code \"cmsg\" is in the subject. Really post? ")
5063 ;; Check long header lines.
5064 (message-check 'long-header-lines
5068 (while (and (not found)
5069 (re-search-forward "^\\([^ \t:]+\\): " nil t))
5070 (if (> (- (point) (match-beginning 0)) 998)
5072 length (- (point) (match-beginning 0)))
5073 (setq header (match-string-no-properties 1)))
5076 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
5079 ;; Check for multiple identical headers.
5080 (message-check 'multiple-headers
5082 (while (and (not found)
5083 (re-search-forward "^[^ \t:]+: " nil t))
5085 (or (re-search-forward
5090 (match-beginning 0) (- (match-end 0) 2))))
5095 (y-or-n-p (format "Multiple %s headers. Really post? " found))
5097 ;; Check for Version and Sendsys.
5098 (message-check 'sendsys
5099 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
5101 (format "The article contains a %s command. Really post? "
5102 (buffer-substring (match-beginning 0)
5103 (1- (match-end 0)))))
5105 ;; See whether we can shorten Followup-To.
5106 (message-check 'shorten-followup-to
5107 (let ((newsgroups (message-fetch-field "newsgroups"))
5108 (followup-to (message-fetch-field "followup-to"))
5110 (when (and newsgroups
5111 (string-match "," newsgroups)
5116 (setq to (completing-read
5117 "Followups to (default no Followup-To header): "
5120 (message-tokenize-header
5122 (goto-char (point-min))
5123 (insert "Followup-To: " to "\n"))
5125 ;; Check "Shoot me".
5126 (message-check 'shoot
5127 (if (re-search-forward
5128 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
5129 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
5131 ;; Check for Approved.
5132 (message-check 'approved
5133 (if (re-search-forward "^Approved:" nil t)
5134 (y-or-n-p "The article contains an Approved header. Really post? ")
5136 ;; Check the Message-ID header.
5137 (message-check 'message-id
5138 (let* ((case-fold-search t)
5139 (message-id (message-fetch-field "message-id" t)))
5140 (or (not message-id)
5141 ;; Is there an @ in the ID?
5142 (and (string-match "@" message-id)
5143 ;; Is there a dot in the ID?
5144 (string-match "@[^.]*\\." message-id)
5145 ;; Does the ID end with a dot?
5146 (not (string-match "\\.>" message-id)))
5148 (format "The Message-ID looks strange: \"%s\". Really post? "
5150 ;; Check the Newsgroups & Followup-To headers.
5151 (message-check 'existing-newsgroups
5152 (let* ((case-fold-search t)
5153 (newsgroups (message-fetch-field "newsgroups"))
5154 (followup-to (message-fetch-field "followup-to"))
5155 (groups (message-tokenize-header
5157 (concat newsgroups "," followup-to)
5159 (post-method (if (functionp message-post-method)
5160 (funcall message-post-method)
5161 message-post-method))
5162 ;; KLUDGE to handle nnvirtual groups. Doing this right
5163 ;; would probably involve a new nnoo function.
5164 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
5165 (method (if (and (consp post-method)
5166 (eq (car post-method) 'nnvirtual)
5167 gnus-message-group-art)
5168 (let ((group (car (nnvirtual-find-group-art
5169 (car gnus-message-group-art)
5170 (cdr gnus-message-group-art)))))
5171 (gnus-find-method-for-group group))
5175 (gnus-group-name-decode
5176 (gnus-group-real-name n)
5177 (gnus-group-name-charset method n)))
5178 (gnus-groups-from-server method)))
5181 (when (and (not (equal (car groups) "poster"))
5182 (not (member (car groups) known-groups))
5183 (not (member (car groups) errors)))
5184 (push (car groups) errors))
5187 ;; Gnus is not running.
5188 ((or (not (and (boundp 'gnus-active-hashtb)
5189 gnus-active-hashtb))
5190 (not (boundp 'gnus-read-active-file)))
5192 ;; We don't have all the group names.
5193 ((and (or (not gnus-read-active-file)
5194 (eq gnus-read-active-file 'some))
5198 "Really use %s possibly unknown group%s: %s? "
5199 (if (= (length errors) 1) "this" "these")
5200 (if (= (length errors) 1) "" "s")
5201 (mapconcat 'identity errors ", "))))
5202 ;; There were no errors.
5205 ;; There are unknown groups.
5209 "Really post to %s unknown group%s: %s? "
5210 (if (= (length errors) 1) "this" "these")
5211 (if (= (length errors) 1) "" "s")
5212 (mapconcat 'identity errors ", ")))))))
5213 ;; Check continuation headers.
5214 (message-check 'continuation-headers
5215 (goto-char (point-min))
5216 (let ((do-posting t))
5217 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
5218 (goto-char (match-beginning 0))
5219 (if (y-or-n-p "Fix continuation lines? ")
5222 (unless (y-or-n-p "Send anyway? ")
5223 (setq do-posting nil))))
5225 ;; Check the Newsgroups & Followup-To headers for syntax errors.
5226 (message-check 'valid-newsgroups
5227 (let ((case-fold-search t)
5228 (headers '("Newsgroups" "Followup-To"))
5230 (while (and headers (not error))
5231 (when (setq header (mail-fetch-field (car headers)))
5235 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
5240 (not (string-match "\\.\\'\\|\\.\\." g)))
5241 (message-tokenize-header header ","))))
5248 (format "The %s header looks odd: \"%s\". Really post? "
5249 (car headers) header)))))
5250 (message-check 'repeated-newsgroups
5251 (let ((case-fold-search t)
5252 (headers '("Newsgroups" "Followup-To"))
5253 header error groups group)
5256 (when (setq header (mail-fetch-field (pop headers)))
5257 (setq groups (message-tokenize-header header ","))
5258 (while (setq group (pop groups))
5259 (when (member group groups)
5265 (format "Group %s is repeated in headers. Really post? " error)))))
5266 ;; Check the From header.
5267 (message-check 'from
5268 (let* ((case-fold-search t)
5269 (from (message-fetch-field "from"))
5273 (message "There is no From line. Posting is denied.")
5275 ((or (not (string-match
5277 (setq ad (nth 1 (mail-extract-address-components
5278 from))))) ;larsi@ifi
5279 (string-match "\\.\\." ad) ;larsi@ifi..uio
5280 (string-match "@\\." ad) ;larsi@.ifi.uio
5281 (string-match "\\.$" ad) ;larsi@ifi.uio.
5282 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5283 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
5285 "Denied posting -- the From looks strange: \"%s\"." from)
5287 ((let ((addresses (rfc822-addresses from)))
5288 ;; `rfc822-addresses' returns a string if parsing fails.
5289 (while (and (consp addresses)
5290 (not (eq (string-to-char (car addresses)) ?\()))
5291 (setq addresses (cdr addresses)))
5294 "Denied posting -- bad From address: \"%s\"." from)
5297 ;; Check the Reply-To header.
5298 (message-check 'reply-to
5299 (let* ((case-fold-search t)
5300 (reply-to (message-fetch-field "reply-to"))
5305 ((string-match "," reply-to)
5307 (format "Multiple Reply-To addresses: \"%s\". Really post? "
5309 ((or (not (string-match
5311 (setq ad (nth 1 (mail-extract-address-components
5312 reply-to))))) ;larsi@ifi
5313 (string-match "\\.\\." ad) ;larsi@ifi..uio
5314 (string-match "@\\." ad) ;larsi@.ifi.uio
5315 (string-match "\\.$" ad) ;larsi@ifi.uio.
5316 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5317 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
5320 "The Reply-To looks strange: \"%s\". Really post? "
5324 (defun message-check-news-body-syntax ()
5326 ;; Check for long lines.
5327 (message-check 'long-lines
5328 (goto-char (point-min))
5330 (concat "^" (regexp-quote mail-header-separator) "$"))
5334 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
5337 (< (- (point) p) 80)))
5338 (zerop (forward-line 1))))
5342 "You have lines longer than 79 characters. Really post? ")))
5343 ;; Check whether the article is empty.
5344 (message-check 'empty
5345 (goto-char (point-min))
5347 (concat "^" (regexp-quote mail-header-separator) "$"))
5350 (goto-char (point-max))
5351 (re-search-backward message-signature-separator nil t)
5353 (or (re-search-backward "[^ \n\t]" b t)
5354 (if (message-gnksa-enable-p 'empty-article)
5355 (y-or-n-p "Empty article. Really post? ")
5356 (message "Denied posting -- Empty article.")
5358 ;; Check for control characters.
5359 (message-check 'control-chars
5360 (if (re-search-forward
5361 (mm-string-to-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
5364 "The article contains control characters. Really post? ")
5366 ;; Check excessive size.
5367 (message-check 'size
5368 (if (> (buffer-size) 60000)
5370 (format "The article is %d octets long. Really post? "
5373 ;; Check whether any new text has been added.
5374 (message-check 'new-text
5376 (not message-checksum)
5377 (not (eq (message-checksum) message-checksum))
5378 (if (message-gnksa-enable-p 'quoted-text-only)
5380 "It looks like no new text has been added. Really post? ")
5381 (message "Denied posting -- no new text has been added.")
5383 ;; Check the length of the signature.
5384 (message-check 'signature
5385 (let (sig-start sig-end)
5386 (goto-char (point-max))
5387 (if (not (re-search-backward message-signature-separator nil t))
5389 (setq sig-start (1+ (point-at-eol)))
5391 (if (re-search-forward
5392 "<#/?\\(multipart\\|part\\|external\\|mml\\)" nil t)
5393 (- (point-at-bol) 1)
5395 (if (>= (count-lines sig-start sig-end) 5)
5396 (if (message-gnksa-enable-p 'signature)
5398 (format "Signature is excessively long (%d lines). Really post? "
5399 (count-lines sig-start sig-end)))
5400 (message "Denied posting -- Excessive signature.")
5403 ;; Ensure that text follows last quoted portion.
5404 (message-check 'quoting-style
5405 (goto-char (point-max))
5406 (let ((no-problem t))
5407 (when (search-backward-regexp "^>[^\n]*\n" nil t)
5408 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
5411 (if (message-gnksa-enable-p 'quoted-text-only)
5412 (y-or-n-p "Your text should follow quoted text. Really post? ")
5414 (goto-char (point-min))
5416 (concat "^" (regexp-quote mail-header-separator) "$"))
5417 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
5418 (y-or-n-p "Your text should follow quoted text. Really post? ")
5419 (message "Denied posting -- only quoted text.")
5422 (defun message-checksum ()
5423 "Return a \"checksum\" for the current buffer."
5426 (goto-char (point-min))
5428 (concat "^" (regexp-quote mail-header-separator) "$"))
5430 (when (not (looking-at "[ \t\n]"))
5431 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
5436 (defun message-do-fcc ()
5437 "Process Fcc headers in the current buffer."
5438 (let ((case-fold-search t)
5439 (buf (current-buffer))
5441 (mml-externalize-attachments message-fcc-externalize-attachments))
5444 (message-narrow-to-headers)
5445 (setq file (message-fetch-field "fcc" t)))
5447 (set-buffer (get-buffer-create " *message temp*"))
5449 (insert-buffer-substring buf)
5450 (message-encode-message-body)
5452 (message-narrow-to-headers)
5453 (while (setq file (message-fetch-field "fcc" t))
5455 (message-remove-header "fcc" nil t))
5456 (let ((mail-parse-charset message-default-charset)
5457 (rfc2047-header-encoding-alist
5458 (cons '("Newsgroups" . default)
5459 rfc2047-header-encoding-alist)))
5460 (mail-encode-encoded-word-buffer)))
5461 (goto-char (point-min))
5462 (when (re-search-forward
5463 (concat "^" (regexp-quote mail-header-separator) "$")
5465 (replace-match "" t t ))
5466 ;; Process FCC operations.
5468 (setq file (pop list))
5469 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
5470 ;; Pipe the article to the program in question.
5471 (call-process-region (point-min) (point-max) shell-file-name
5472 nil nil nil shell-command-switch
5473 (match-string 1 file))
5474 ;; Save the article.
5475 (setq file (expand-file-name file))
5476 (unless (file-exists-p (file-name-directory file))
5477 (make-directory (file-name-directory file) t))
5478 (if (and message-fcc-handler-function
5479 (not (eq message-fcc-handler-function 'rmail-output)))
5480 (funcall message-fcc-handler-function file)
5481 ;; FIXME this option, rmail-output (also used if
5482 ;; message-fcc-handler-function is nil) is not
5483 ;; documented anywhere AFAICS. It should work in Emacs
5484 ;; 23; I suspect it does not work in Emacs 22.
5485 ;; FIXME I don't see the need for the two different cases here.
5486 ;; mail-use-rfc822 makes no difference (in Emacs 23),and
5487 ;; the third argument just controls \"Wrote file\" message.
5488 (if (and (file-readable-p file) (mail-file-babyl-p file))
5489 (rmail-output file 1 nil t)
5490 (let ((mail-use-rfc822 t))
5491 (rmail-output file 1 t t))))))
5492 (kill-buffer (current-buffer))))))
5494 (defun message-output (filename)
5495 "Append this article to Unix/babyl mail file FILENAME."
5496 (if (or (and (file-readable-p filename)
5497 (mail-file-babyl-p filename))
5498 ;; gnus-output-to-mail does the wrong thing with live, mbox
5499 ;; Rmail buffers in Emacs 23.
5500 ;; http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=597255
5501 (let ((buff (find-buffer-visiting filename)))
5502 (and buff (with-current-buffer buff
5503 (eq major-mode 'rmail-mode)))))
5504 (gnus-output-to-rmail filename t)
5505 (gnus-output-to-mail filename t)))
5507 (defun message-cleanup-headers ()
5508 "Do various automatic cleanups of the headers."
5509 ;; Remove empty lines in the header.
5511 (message-narrow-to-headers)
5512 ;; Remove blank lines.
5513 (while (re-search-forward "^[ \t]*\n" nil t)
5514 (replace-match "" t t))
5516 ;; Correct Newsgroups and Followup-To headers: Change sequence of
5517 ;; spaces to comma and eliminate spaces around commas. Eliminate
5518 ;; embedded line breaks.
5519 (goto-char (point-min))
5520 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
5524 (if (re-search-forward "^[^ \t]" nil t)
5528 (goto-char (point-min))
5529 (while (re-search-forward "\n[ \t]+" nil t)
5530 (replace-match " " t t)) ;No line breaks (too confusing)
5531 (goto-char (point-min))
5532 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
5533 (replace-match "," t t))
5534 (goto-char (point-min))
5535 ;; Remove trailing commas.
5536 (when (re-search-forward ",+$" nil t)
5537 (replace-match "" t t))))))
5539 (defun message-make-date (&optional now)
5540 "Make a valid data header.
5541 If NOW, use that time instead."
5542 (let ((system-time-locale "C"))
5543 (format-time-string "%a, %d %b %Y %T %z" now)))
5545 (defun message-insert-expires (days)
5546 "Insert the Expires header. Expiry in DAYS days."
5547 (interactive "NExpire article in how many days? ")
5549 (message-position-on-field "Expires" "X-Draft-From")
5550 (insert (message-make-expires-date days))))
5552 (defun message-make-expires-date (days)
5553 "Make date string for the Expires header. Expiry in DAYS days.
5555 In posting styles use `(\"Expires\" (make-expires-date 30))'."
5556 (let* ((cur (decode-time (current-time)))
5557 (nday (+ days (nth 3 cur))))
5558 (setf (nth 3 cur) nday)
5559 (message-make-date (apply 'encode-time cur))))
5561 (defun message-make-message-id ()
5562 "Make a unique Message-ID."
5563 (concat "<" (message-unique-id)
5564 (let ((psubject (save-excursion (message-fetch-field "subject")))
5566 (save-excursion (message-fetch-field "supersedes"))))
5568 (and message-reply-headers
5569 (mail-header-references message-reply-headers)
5570 (mail-header-subject message-reply-headers)
5573 (message-strip-subject-re
5574 (mail-header-subject message-reply-headers))
5575 (message-strip-subject-re psubject))))
5577 (string-match "_-_@" psupersedes)))
5579 "@" (message-make-fqdn) ">"))
5581 (defvar message-unique-id-char nil)
5583 ;; If you ever change this function, make sure the new version
5584 ;; cannot generate IDs that the old version could.
5585 ;; You might for example insert a "." somewhere (not next to another dot
5586 ;; or string boundary), or modify the "fsf" string.
5587 (defun message-unique-id ()
5588 ;; Don't use microseconds from (current-time), they may be unsupported.
5589 ;; Instead we use this randomly inited counter.
5590 (setq message-unique-id-char
5591 (% (1+ (or message-unique-id-char
5592 (logand (random most-positive-fixnum) (1- (lsh 1 20)))))
5593 ;; (current-time) returns 16-bit ints,
5594 ;; and 2^16*25 just fits into 4 digits i base 36.
5596 (let ((tm (current-time)))
5598 (if (or (eq system-type 'ms-dos)
5599 ;; message-number-base36 doesn't handle bigints.
5600 (floatp (user-uid)))
5601 (let ((user (downcase (user-login-name))))
5602 (while (string-match "[^a-z0-9_]" user)
5603 (aset user (match-beginning 0) ?_))
5605 (message-number-base36 (user-uid) -1))
5606 (message-number-base36 (+ (car tm)
5607 (lsh (% message-unique-id-char 25) 16)) 4)
5608 (message-number-base36 (+ (nth 1 tm)
5609 (lsh (/ message-unique-id-char 25) 16)) 4)
5610 ;; Append a given name, because while the generated ID is unique
5611 ;; to this newsreader, other newsreaders might otherwise generate
5612 ;; the same ID via another algorithm.
5615 (defun message-number-base36 (num len)
5620 (concat (message-number-base36 (/ num 36) (1- len))
5621 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5624 (defun message-make-organization ()
5625 "Make an Organization header."
5626 (let* ((organization
5627 (when message-user-organization
5628 (if (functionp message-user-organization)
5629 (funcall message-user-organization)
5630 message-user-organization))))
5632 (mm-enable-multibyte)
5633 (cond ((stringp organization)
5634 (insert organization))
5635 ((and (eq t organization)
5636 message-user-organization-file
5637 (file-exists-p message-user-organization-file))
5638 (insert-file-contents message-user-organization-file)))
5639 (goto-char (point-min))
5640 (while (re-search-forward "[\t\n]+" nil t)
5641 (replace-match "" t t))
5642 (unless (zerop (buffer-size))
5645 (defun message-make-lines ()
5646 "Count the number of lines and return numeric string."
5651 (int-to-string (count-lines (point) (point-max))))))
5653 (defun message-make-references ()
5654 "Return the References header for this message."
5655 (when message-reply-headers
5656 (let ((message-id (mail-header-id message-reply-headers))
5657 (references (mail-header-references message-reply-headers)))
5658 (if (or references message-id)
5659 (concat (or references "") (and references " ")
5663 (defun message-make-in-reply-to ()
5664 "Return the In-Reply-To header for this message."
5665 (when message-reply-headers
5666 (let ((from (mail-header-from message-reply-headers))
5667 (date (mail-header-date message-reply-headers))
5668 (msg-id (mail-header-id message-reply-headers)))
5670 (let ((name (mail-extract-address-components from)))
5672 msg-id (if msg-id " (")
5674 (if (string-match "[^\000-\177]" (car name))
5675 ;; Quote a string containing non-ASCII characters.
5676 ;; It will make the RFC2047 encoder cause an error
5677 ;; if there are special characters.
5678 (mm-with-multibyte-buffer
5680 (goto-char (point-min))
5681 (while (search-forward "\"" nil t)
5684 (zerop (% (skip-chars-backward "\\\\") 2))
5685 (goto-char (match-beginning 0)))
5688 ;; Those quotes will be removed by the RFC2047 encoder.
5689 (concat "\"" (buffer-string) "\""))
5693 (if (or (not date) (string= date ""))
5694 "(unknown date)" date)
5695 "\"" (if msg-id ")")))))))
5697 (defun message-make-distribution ()
5698 "Make a Distribution header."
5699 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5700 (cond ((functionp message-distribution-function)
5701 (funcall message-distribution-function))
5702 (t orig-distribution))))
5704 (defun message-make-expires ()
5705 "Return an Expires header based on `message-expires'."
5706 (let ((current (current-time))
5707 (future (* 1.0 message-expires 60 60 24)))
5708 ;; Add the future to current.
5709 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5710 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5711 (message-make-date current)))
5713 (defun message-make-path ()
5715 (let ((login-name (user-login-name)))
5716 (cond ((null message-user-path)
5717 (concat (system-name) "!" login-name))
5718 ((stringp message-user-path)
5719 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5720 (concat message-user-path "!" login-name))
5723 (defun message-make-from (&optional name address)
5724 "Make a From header."
5725 (let* ((style message-from-style)
5726 (login (or address (message-make-address)))
5728 (and (boundp 'user-full-name)
5731 (when (string= fullname "&")
5732 (setq fullname (user-login-name)))
5734 (mm-enable-multibyte)
5737 (equal fullname ""))
5739 ((or (eq style 'angles)
5740 (and (not (eq style 'parens))
5741 ;; Use angles if no quoting is needed, or if parens would
5742 ;; need quoting too.
5743 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5744 (let ((tmp (concat fullname nil)))
5745 (while (string-match "([^()]*)" tmp)
5746 (aset tmp (match-beginning 0) ?-)
5747 (aset tmp (1- (match-end 0)) ?-))
5748 (string-match "[\\()]" tmp)))))
5750 (goto-char (point-min))
5751 ;; Look for a character that cannot appear unquoted
5752 ;; according to RFC 822.
5753 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
5754 ;; Quote fullname, escaping specials.
5755 (goto-char (point-min))
5757 (while (re-search-forward "[\"\\]" nil 1)
5758 (replace-match "\\\\\\&" t))
5760 (insert " <" login ">"))
5761 (t ; 'parens or default
5763 (let ((fullname-start (point)))
5765 (goto-char fullname-start)
5766 ;; RFC 822 says \ and nonmatching parentheses
5767 ;; must be escaped in comments.
5768 ;; Escape every instance of ()\ ...
5769 (while (re-search-forward "[()\\]" nil 1)
5770 (replace-match "\\\\\\&" t))
5771 ;; ... then undo escaping of matching parentheses,
5772 ;; including matching nested parentheses.
5773 (goto-char fullname-start)
5774 (while (re-search-forward
5775 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5777 (replace-match "\\1(\\3)" t)
5778 (goto-char fullname-start)))
5782 (defun message-make-sender ()
5783 "Return the \"real\" user address.
5784 This function tries to ignore all user modifications, and
5785 give as trustworthy answer as possible."
5786 (concat (user-login-name) "@" (system-name)))
5788 (defun message-make-address ()
5789 "Make the address of the user."
5790 (or (message-user-mail-address)
5791 (concat (user-login-name) "@" (message-make-domain))))
5793 (defun message-user-mail-address ()
5794 "Return the pertinent part of `user-mail-address'."
5795 (when (and user-mail-address
5796 (string-match "@.*\\." user-mail-address))
5797 (if (string-match " " user-mail-address)
5798 (nth 1 (mail-extract-address-components user-mail-address))
5799 user-mail-address)))
5801 (defun message-sendmail-envelope-from ()
5802 "Return the envelope from."
5803 (cond ((eq message-sendmail-envelope-from 'header)
5804 (nth 1 (mail-extract-address-components
5805 (message-fetch-field "from"))))
5806 ((stringp message-sendmail-envelope-from)
5807 message-sendmail-envelope-from)
5809 (message-make-address))))
5811 (defun message-make-fqdn ()
5812 "Return user's fully qualified domain name."
5813 (let* ((system-name (system-name))
5814 (user-mail (message-user-mail-address))
5817 (string-match "@\\(.*\\)\\'" user-mail))
5818 (match-string 1 user-mail)))
5819 (case-fold-search t))
5821 ((and message-user-fqdn
5822 (stringp message-user-fqdn)
5823 (string-match message-valid-fqdn-regexp message-user-fqdn)
5824 (not (string-match message-bogus-system-names message-user-fqdn)))
5825 ;; `message-user-fqdn' seems to be valid
5827 ((and (string-match message-valid-fqdn-regexp system-name)
5828 (not (string-match message-bogus-system-names system-name)))
5829 ;; `system-name' returned the right result.
5831 ;; Try `mail-host-address'.
5832 ((and (boundp 'mail-host-address)
5833 (stringp mail-host-address)
5834 (string-match message-valid-fqdn-regexp mail-host-address)
5835 (not (string-match message-bogus-system-names mail-host-address)))
5837 ;; We try `user-mail-address' as a backup.
5839 (stringp user-domain)
5840 (string-match message-valid-fqdn-regexp user-domain)
5841 (not (string-match message-bogus-system-names user-domain)))
5843 ;; Default to this bogus thing.
5846 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5848 (defun message-make-domain ()
5849 "Return the domain name."
5850 (or mail-host-address
5851 (message-make-fqdn)))
5853 (defun message-to-list-only ()
5854 "Send a message to the list only.
5855 Remove all addresses but the list address from To and Cc headers."
5857 (let ((listaddr (message-make-mail-followup-to t)))
5860 (message-remove-header "to")
5861 (message-remove-header "cc")
5862 (message-position-on-field "To" "X-Draft-From")
5863 (insert listaddr)))))
5865 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5866 "Return the Mail-Followup-To header.
5867 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5868 subscribed address (and not the additional To and Cc header contents)."
5869 (let* ((case-fold-search t)
5870 (to (message-fetch-field "To"))
5871 (cc (message-fetch-field "cc"))
5872 (msg-recipients (concat to (and to cc ", ") cc))
5874 (mapcar 'mail-strip-quoted-names
5875 (message-tokenize-header msg-recipients)))
5877 (if message-subscribed-address-file
5878 (let (begin end item re)
5881 (insert-file-contents message-subscribed-address-file)
5883 (setq begin (point))
5886 (if (bolp) (setq end (1- end)))
5887 (setq item (regexp-quote (buffer-substring begin end)))
5888 (if re (setq re (concat re "\\|" item))
5889 (setq re (concat "\\`\\(" item))))
5890 (and re (list (concat re "\\)\\'"))))))))
5891 (mft-regexps (apply 'append message-subscribed-regexps
5892 (mapcar 'regexp-quote
5893 message-subscribed-addresses)
5896 message-subscribed-address-functions))))
5899 (loop for recipient in recipients
5900 when (loop for regexp in mft-regexps
5901 when (string-match regexp recipient) return t)
5904 (if only-show-subscribed
5906 msg-recipients))))))
5908 (defun message-idna-to-ascii-rhs-1 (header)
5909 "Interactively potentially IDNA encode domain names in HEADER."
5910 (let ((field (message-fetch-field header))
5914 (mm-delete-duplicates
5915 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5921 (mail-extract-address-components field t))))))
5922 ;; Note that `rhs' will be "" if the address does not have
5923 ;; the domain part, i.e., if it is a local user's address.
5924 (setq ace (if (string-match "\\`[[:ascii:]]*\\'" rhs)
5926 (downcase (idna-to-ascii rhs))))
5927 (when (and (not (equal rhs ace))
5928 (or (not (eq message-use-idna 'ask))
5929 (y-or-n-p (format "Replace %s with %s in %s:? "
5931 (goto-char (point-min))
5932 (while (re-search-forward (concat "^" header ":") nil t)
5933 (message-narrow-to-field)
5934 (while (search-forward (concat "@" rhs) nil t)
5935 (replace-match (concat "@" ace) t t))
5936 (goto-char (point-max))
5939 (defun message-idna-to-ascii-rhs ()
5940 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5941 See `message-idna-encode'."
5943 (when message-use-idna
5946 ;; `message-narrow-to-head' that recognizes only the first empty
5947 ;; line as the message header separator used to be used here.
5948 ;; However, since there is the "--text follows this line--" line
5949 ;; normally, it failed in narrowing to the headers and potentially
5950 ;; caused the IDNA encoding on lines that look like headers in
5951 ;; the message body.
5952 (message-narrow-to-headers-or-head)
5953 (message-idna-to-ascii-rhs-1 "From")
5954 (message-idna-to-ascii-rhs-1 "To")
5955 (message-idna-to-ascii-rhs-1 "Reply-To")
5956 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5957 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5958 (message-idna-to-ascii-rhs-1 "Cc")))))
5962 (defvar Organization)
5967 (defvar In-Reply-To)
5970 (defvar Distribution)
5975 (defun message-generate-headers (headers)
5976 "Prepare article HEADERS.
5977 Headers already prepared in the buffer are not modified."
5978 (setq headers (append headers message-required-headers))
5980 (message-narrow-to-headers)
5981 (let* ((Date (message-make-date))
5982 (Message-ID (message-make-message-id))
5983 (Organization (message-make-organization))
5984 (From (message-make-from))
5985 (Path (message-make-path))
5988 (In-Reply-To (message-make-in-reply-to))
5989 (References (message-make-references))
5991 (Distribution (message-make-distribution))
5992 (Lines (message-make-lines))
5993 (User-Agent message-newsreader)
5994 (Expires (message-make-expires))
5995 (case-fold-search t)
5997 header value elem header-string)
5998 ;; First we remove any old generated headers.
5999 (let ((headers message-deletable-headers))
6000 (unless (buffer-modified-p)
6001 (setq headers (delq 'Message-ID (copy-sequence headers))))
6003 (goto-char (point-min))
6004 (and (re-search-forward
6005 (concat "^" (symbol-name (car headers)) ": *") nil t)
6006 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
6007 (message-delete-line))
6009 ;; Go through all the required headers and see if they are in the
6010 ;; articles already. If they are not, or are empty, they are
6011 ;; inserted automatically - except for Subject, Newsgroups and
6014 (goto-char (point-min))
6015 (setq elem (pop headers))
6017 (if (eq (car elem) 'optional)
6018 (setq header (cdr elem)
6020 (setq header (car elem)))
6022 (setq header-string (if (stringp header)
6024 (symbol-name header)))
6025 (when (or (not (re-search-forward
6027 (regexp-quote (downcase header-string))
6031 ;; The header was found. We insert a space after the
6032 ;; colon, if there is none.
6033 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
6034 ;; Find out whether the header is empty.
6035 (looking-at "[ \t]*\n[^ \t]")))
6036 ;; So we find out what value we should insert.
6040 (eq (car elem) 'optional)
6041 (not (member header-string message-inserted-headers)))
6042 ;; This is an optional header. If the cdr of this
6043 ;; is something that is nil, then we do not insert
6045 (setq header (cdr elem))
6046 (or (and (functionp (cdr elem))
6047 (funcall (cdr elem)))
6048 (and (boundp (cdr elem))
6049 (symbol-value (cdr elem)))))
6051 ;; The element is a cons. Either the cdr is a
6052 ;; string to be inserted verbatim, or it is a
6053 ;; function, and we insert the value returned from
6055 (or (and (stringp (cdr elem))
6057 (and (functionp (cdr elem))
6058 (funcall (cdr elem)))))
6059 ((and (boundp header)
6060 (symbol-value header))
6061 ;; The element is a symbol. We insert the value
6062 ;; of this symbol, if any.
6063 (symbol-value header))
6064 ((not (message-check-element
6065 (intern (downcase (symbol-name header)))))
6066 ;; We couldn't generate a value for this header,
6067 ;; so we just ask the user.
6068 (read-from-minibuffer
6069 (format "Empty header for %s; enter value: " header)))))
6070 ;; Finally insert the header.
6072 (not (equal value "")))
6076 ;; This header didn't exist, so we insert it.
6077 (goto-char (point-max))
6079 (cdr (assq header message-header-format-alist))))
6081 (funcall formatter header value)
6082 (insert header-string ": " value))
6083 (push header-string message-inserted-headers)
6084 (goto-char (message-fill-field))
6085 ;; We check whether the value was ended by a
6086 ;; newline. If not, we insert one.
6090 ;; The value of this header was empty, so we clear
6091 ;; totally and insert the new value.
6092 (delete-region (point) (point-at-eol))
6093 ;; If the header is optional, and the header was
6094 ;; empty, we can't insert it anyway.
6096 (push header-string message-inserted-headers)
6098 (message-fill-field)))
6099 ;; Add the deletable property to the headers that require it.
6100 (and (memq header message-deletable-headers)
6101 (progn (beginning-of-line) (looking-at "[^:]+: "))
6102 (add-text-properties
6103 (point) (match-end 0)
6104 '(message-deletable t face italic) (current-buffer)))))))
6105 ;; Insert new Sender if the From is strange.
6106 (let ((from (message-fetch-field "from"))
6107 (sender (message-fetch-field "sender"))
6108 (secure-sender (message-make-sender)))
6110 (not (message-check-element 'sender))
6113 (cadr (mail-extract-address-components from)))
6114 (downcase secure-sender)))
6119 (cadr (mail-extract-address-components sender)))
6120 (downcase secure-sender)))))
6121 (goto-char (point-min))
6122 ;; Rename any old Sender headers to Original-Sender.
6123 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
6125 (insert "Original-")
6126 (beginning-of-line))
6127 (when (or (message-news-p)
6128 (string-match "@.+\\.." secure-sender))
6129 (insert "Sender: " secure-sender "\n"))))
6131 (message-idna-to-ascii-rhs))))
6133 (defun message-insert-courtesy-copy (message)
6134 "Insert a courtesy message in mail copies of combined messages."
6138 (message-narrow-to-headers)
6139 (when (setq newsgroups (message-fetch-field "newsgroups"))
6140 (goto-char (point-max))
6141 (insert "Posted-To: " newsgroups "\n")))
6145 ((string-match "%s" message)
6146 (insert (format message newsgroups)))
6148 (insert message)))))))
6151 ;;; Setting up a message buffer
6154 (defun message-skip-to-next-address ()
6155 (let ((end (save-excursion
6156 (message-next-header)
6159 (when (looking-at ",")
6161 (while (and (not (= (point) end))
6162 (or (not (eq char ?,))
6164 (skip-chars-forward "^,\"" end)
6165 (when (eq (setq char (following-char)) ?\")
6166 (setq quoted (not quoted)))
6167 (unless (= (point) end)
6169 (skip-chars-forward " \t\n")))
6171 (defun message-split-line ()
6172 "Split current line, moving portion beyond point vertically down.
6173 If the current line has `message-yank-prefix', insert it on the new line."
6176 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
6180 (defun message-insert-header (header value)
6181 (insert (capitalize (symbol-name header))
6183 (if (consp value) (car value) value)))
6185 (defun message-field-name ()
6187 (goto-char (point-min))
6188 (when (looking-at "\\([^:]+\\):")
6189 (intern (capitalize (match-string 1))))))
6191 (defun message-fill-field ()
6194 (message-narrow-to-field)
6195 (let ((field-name (message-field-name)))
6196 (funcall (or (cadr (assq field-name message-field-fillers))
6197 'message-fill-field-general)))
6200 (defun message-fill-field-address ()
6203 (message-skip-to-next-address)
6209 (when (and (> (current-column) 78)
6213 (delete-char (- (skip-chars-backward " \t")))
6215 (setq last (point)))
6216 (forward-line end)))
6218 (defun message-fill-field-general ()
6219 (let ((begin (point))
6222 (while (and (search-forward "\n" nil t)
6224 (replace-match " " t t))
6225 (fill-region-as-paragraph begin (point-max))
6226 ;; Tapdance around looong Message-IDs.
6228 (when (looking-at "[ \t]*$")
6229 (message-delete-line))
6231 (search-forward ":" nil t)
6232 (when (looking-at "\n[ \t]+")
6233 (replace-match " " t t))
6234 (goto-char (point-max))))
6236 (defun message-shorten-1 (list cut surplus)
6237 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
6238 (setcdr (nthcdr (- cut 2) list)
6239 (nthcdr (+ (- cut 2) surplus 1) list)))
6241 (defun message-shorten-references (header references)
6242 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
6243 When sending via news, also check that the REFERENCES are less
6244 than 988 characters long, and if they are not, trim them until
6246 ;; 21 is the number suggested by USAGE.
6253 (goto-char (point-min))
6254 ;; Cons a list of valid references. GNKSA says we must not include MIDs
6255 ;; with whitespace or missing brackets (7.a "Does not propagate broken
6256 ;; Message-IDs in original References").
6257 (while (re-search-forward "<[^ <]+@[^ <]+>" nil t)
6258 (push (match-string 0) refs))
6259 (setq refs (nreverse refs)
6260 count (length refs)))
6262 ;; If the list has more than MAXCOUNT elements, trim it by
6263 ;; removing the CUTth element and the required number of
6264 ;; elements that follow.
6265 (when (> count maxcount)
6266 (let ((surplus (- count maxcount)))
6267 (message-shorten-1 refs cut surplus)
6268 (decf count surplus)))
6270 ;; When sending via news, make sure the total folded length will
6271 ;; be less than 998 characters. This is to cater to broken INN
6272 ;; 2.3 which counts the total number of characters in a header
6273 ;; rather than the physical line length of each line, as it should.
6275 ;; This hack should be removed when it's believed than INN 2.3 is
6276 ;; no longer widely used.
6278 ;; At this point the headers have not been generated, thus we use
6279 ;; message-this-is-news directly.
6280 (when message-this-is-news
6283 (message-insert-header
6284 header (mapconcat #'identity refs " "))
6286 (message-shorten-1 refs cut 1)))
6287 ;; Finally, collect the references back into a string and insert
6288 ;; it into the buffer.
6289 (message-insert-header header (mapconcat #'identity refs " "))))
6291 (defun message-position-point ()
6292 "Move point to where the user probably wants to find it."
6293 (message-narrow-to-headers)
6295 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
6296 (search-backward ":" )
6299 (if (eq (char-after) ? )
6303 (goto-char (point-max))
6306 (unless (looking-at "$")
6310 (defcustom message-beginning-of-line t
6311 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
6312 goes to beginning of header values."
6314 :group 'message-buffers
6315 :link '(custom-manual "(message)Movement")
6318 (defun message-beginning-of-line (&optional n)
6319 "Move point to beginning of header value or to beginning of line.
6320 The prefix argument N is passed directly to `beginning-of-line'.
6322 This command is identical to `beginning-of-line' if point is
6323 outside the message header or if the option `message-beginning-of-line'
6326 If point is in the message header and on a (non-continued) header
6327 line, move point to the beginning of the header value or the beginning of line,
6328 whichever is closer. If point is already at beginning of line, move point to
6329 beginning of header value. Therefore, repeated calls will toggle point
6330 between beginning of field and beginning of line."
6332 (let ((zrs 'zmacs-region-stays))
6333 (when (and (featurep 'xemacs) (interactive-p) (boundp zrs))
6335 (if (and message-beginning-of-line
6336 (message-point-in-header-p))
6337 (let* ((here (point))
6338 (bol (progn (beginning-of-line n) (point)))
6339 (eol (point-at-eol))
6340 (eoh (re-search-forward ": *" eol t)))
6342 (if (and eoh (or (< eoh here) (= bol here)))
6344 (beginning-of-line n)))
6346 (defun message-buffer-name (type &optional to group)
6347 "Return a new (unique) buffer name based on TYPE and TO."
6349 ;; Generate a new buffer name The Message Way.
6350 ((memq message-generate-new-buffers '(unique t))
6351 (generate-new-buffer-name
6355 (or (car (mail-extract-address-components to))
6358 (if (and group (not (string= group ""))) (concat " on " group) "")
6360 ;; Check whether `message-generate-new-buffers' is a function,
6361 ;; and if so, call it.
6362 ((functionp message-generate-new-buffers)
6363 (funcall message-generate-new-buffers type to group))
6364 ((eq message-generate-new-buffers 'unsent)
6365 (generate-new-buffer-name
6366 (concat "*unsent " type
6369 (or (car (mail-extract-address-components to))
6372 (if (and group (not (string= group ""))) (concat " on " group) "")
6374 ;; Search for the existing message buffer with the specified name.
6376 (let* ((new (if (eq message-generate-new-buffers 'standard)
6377 (generate-new-buffer-name (concat "*" type " message*"))
6378 (let ((message-generate-new-buffers 'unique))
6379 (message-buffer-name type to group))))
6380 (regexp (concat "\\`"
6382 (if (string-match "<[0-9]+>\\'" new)
6383 (substring new 0 (match-beginning 0))
6385 "\\(?:<\\([0-9]+\\)>\\)?\\'"))
6386 (case-fold-search nil))
6393 (when (and (string-match regexp (setq b (buffer-name b)))
6394 (eq (with-current-buffer b major-mode)
6396 (cons (string-to-number (or (match-string 1 b) "1"))
6399 'car-less-than-car)))
6402 (defun message-pop-to-buffer (name &optional switch-function)
6403 "Pop to buffer NAME, and warn if it already exists and is modified."
6404 (let ((buffer (get-buffer name)))
6406 (buffer-name buffer))
6407 (let ((window (get-buffer-window buffer 0)))
6409 ;; Raise the frame already displaying the message buffer.
6411 (gnus-select-frame-set-input-focus (window-frame window))
6412 (select-window window))
6413 (funcall (or switch-function #'pop-to-buffer) buffer)
6414 (set-buffer buffer))
6415 (when (and (buffer-modified-p)
6418 "Message already being composed; erase? ")
6420 (error "Message being composed")))
6421 (funcall (or switch-function
6422 (if (fboundp #'pop-to-buffer-same-window)
6423 #'pop-to-buffer-same-window
6430 (defun message-do-send-housekeeping ()
6431 "Kill old message buffers."
6432 ;; We might have sent this buffer already. Delete it from the
6434 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
6435 (while (and message-max-buffers
6437 (>= (length message-buffer-list) message-max-buffers))
6438 ;; Kill the oldest buffer -- unless it has been changed.
6439 (let ((buffer (pop message-buffer-list)))
6440 (when (and (buffer-name buffer)
6441 (not (buffer-modified-p buffer)))
6442 (kill-buffer buffer))))
6443 ;; Rename the buffer.
6444 (if message-send-rename-function
6445 (funcall message-send-rename-function)
6446 (message-default-send-rename-function))
6447 ;; Push the current buffer onto the list.
6448 (when message-max-buffers
6449 (setq message-buffer-list
6450 (nconc message-buffer-list (list (current-buffer))))))
6452 (defun message-default-send-rename-function ()
6453 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
6455 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
6457 (let ((name (match-string 2 (buffer-name)))
6459 (if (not (or (null name)
6460 (string-equal name "mail")
6461 (string-equal name "posting")))
6462 (setq name (concat "*sent " name "*"))
6463 (message-narrow-to-headers)
6464 (setq to (message-fetch-field "to"))
6465 (setq group (message-fetch-field "newsgroups"))
6469 (to (concat "*sent mail to "
6470 (or (car (mail-extract-address-components to))
6472 ((and group (not (string= group "")))
6473 (concat "*sent posting on " group "*"))
6474 (t "*sent mail*"))))
6475 (unless (string-equal name (buffer-name))
6476 (rename-buffer name t)))))
6478 (defun message-mail-user-agent ()
6480 ((not message-mail-user-agent) nil)
6481 ((eq message-mail-user-agent t) mail-user-agent)
6482 (t message-mail-user-agent))))
6483 (if (memq mua '(message-user-agent gnus-user-agent))
6487 ;; YANK-ACTION, if non-nil, can be a buffer or a yank action of the
6488 ;; form (FUNCTION . ARGS).
6489 (defun message-setup (headers &optional yank-action actions
6490 continue switch-function return-action)
6491 (let ((mua (message-mail-user-agent))
6493 (if (not (and message-this-is-mail mua))
6494 (message-setup-1 headers yank-action actions return-action)
6495 (setq headers (copy-sequence headers))
6496 (setq field (assq 'Subject headers))
6498 (setq subject (cdr field))
6499 (setq headers (delq field headers)))
6500 (setq field (assq 'To headers))
6502 (setq to (cdr field))
6503 (setq headers (delq field headers)))
6504 (let ((mail-user-agent mua))
6505 (compose-mail to subject
6506 (mapcar (lambda (item)
6508 (format "%s" (car item))
6511 continue switch-function
6512 (if (bufferp yank-action)
6513 (list 'insert-buffer yank-action)
6517 (defun message-headers-to-generate (headers included-headers excluded-headers)
6518 "Return a list that includes all headers from HEADERS.
6519 If INCLUDED-HEADERS is a list, just include those headers. If it is
6520 t, include all headers. In any case, headers from EXCLUDED-HEADERS
6524 (dolist (header headers)
6525 (setq header-name (cond
6526 ((and (consp header)
6527 (eq (car header) 'optional))
6528 ;; On the form (optional . Header)
6531 ;; On the form (Header . function)
6536 (when (and (not (memq header-name excluded-headers))
6537 (or (eq included-headers t)
6538 (memq header-name included-headers)))
6539 (push header result)))
6542 (defun message-setup-1 (headers &optional yank-action actions return-action)
6543 (dolist (action actions)
6545 (add-to-list 'message-send-actions
6546 `(apply ',(car action) ',(cdr action)))))
6547 (setq message-return-action return-action)
6548 (setq message-reply-buffer
6549 (if (and (consp yank-action)
6550 (eq (car yank-action) 'insert-buffer))
6553 (goto-char (point-min))
6554 ;; Insert all the headers.
6557 (alist message-header-format-alist))
6559 (unless (assq (caar h) message-header-format-alist)
6560 (push (list (caar h)) alist))
6564 (delete-region (point) (progn (forward-line -1) (point)))
6565 (when message-default-headers
6567 (if (functionp message-default-headers)
6568 (funcall message-default-headers)
6569 message-default-headers))
6570 (or (bolp) (insert ?\n)))
6571 (insert (concat mail-header-separator "\n"))
6573 ;; If a crash happens while replying, the auto-save file would *not* have a
6574 ;; `References:' header if `message-generate-headers-first' was nil.
6575 ;; Therefore, always generate it first.
6576 (let ((message-generate-headers-first
6577 (if (eq message-generate-headers-first t)
6579 (append message-generate-headers-first '(References)))))
6580 (when (message-news-p)
6581 (when message-default-news-headers
6582 (insert message-default-news-headers)
6583 (or (bolp) (insert ?\n)))
6584 (message-generate-headers
6585 (message-headers-to-generate
6586 (append message-required-news-headers
6587 message-required-headers)
6588 message-generate-headers-first
6590 (when (message-mail-p)
6591 (when message-default-mail-headers
6592 (insert message-default-mail-headers)
6593 (or (bolp) (insert ?\n)))
6594 (message-generate-headers
6595 (message-headers-to-generate
6596 (append message-required-mail-headers
6597 message-required-headers)
6598 message-generate-headers-first
6599 '(Lines Subject)))))
6600 (run-hooks 'message-signature-setup-hook)
6601 (message-insert-signature)
6603 (message-narrow-to-headers)
6604 (run-hooks 'message-header-setup-hook))
6605 (setq buffer-undo-list nil)
6606 (when message-generate-hashcash
6607 ;; Generate hashcash headers for recipients already known
6608 (mail-add-payment-async))
6609 ;; Gnus posting styles are applied via buffer-local `message-setup-hook'
6611 (run-hooks 'message-setup-hook)
6612 ;; Do this last to give it precedence over posting styles, etc.
6613 (when (message-mail-p)
6615 (message-narrow-to-headers)
6616 (if message-alternative-emails
6617 (message-use-alternative-email-as-from))))
6618 (message-position-point)
6619 ;; Allow correct handling of `message-checksum' in `message-yank-original':
6620 (set-buffer-modified-p nil)
6622 ;; rmail-start-mail expects message-mail to return t (Bug#9392)
6625 (defun message-set-auto-save-file-name ()
6626 "Associate the message buffer with a file in the drafts directory."
6627 (when message-auto-save-directory
6628 (unless (file-directory-p
6629 (directory-file-name message-auto-save-directory))
6630 (make-directory message-auto-save-directory t))
6632 (setq message-draft-article
6633 (nndraft-request-associate-buffer "drafts"))
6635 ;; If Gnus were alive, draft messages would be saved in the drafts folder.
6636 ;; But Gnus is not alive, so arrange to save the draft message in a
6637 ;; regular file in message-auto-save-directory. Append a unique
6638 ;; time-based suffix to the filename to allow multiple drafts to be saved
6639 ;; simultaneously without overwriting each other (which mimics the
6640 ;; functionality of the Gnus drafts folder).
6641 (setq buffer-file-name (expand-file-name
6643 (if (memq system-type
6644 '(ms-dos windows-nt cygwin))
6647 (format-time-string "-%Y%m%d-%H%M%S"))
6648 message-auto-save-directory))
6649 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
6650 (clear-visited-file-modtime)
6651 (setq buffer-file-coding-system message-draft-coding-system)))
6653 (defun message-disassociate-draft ()
6654 "Disassociate the message buffer from the drafts directory."
6655 (when message-draft-article
6656 (nndraft-request-expire-articles
6657 (list message-draft-article) "drafts" nil t)))
6659 (defun message-insert-headers ()
6660 "Generate the headers for the article."
6664 (message-narrow-to-headers)
6665 (when (message-news-p)
6666 (message-generate-headers
6669 (copy-sequence message-required-news-headers)))))
6670 (when (message-mail-p)
6671 (message-generate-headers
6674 (copy-sequence message-required-mail-headers))))))))
6679 ;;; Commands for interfacing with message
6683 (defun message-mail (&optional to subject other-headers continue
6684 switch-function yank-action send-actions
6685 return-action &rest ignored)
6686 "Start editing a mail message to be sent.
6687 OTHER-HEADERS is an alist of header/value pairs. CONTINUE says whether
6688 to continue editing a message already being composed. SWITCH-FUNCTION
6689 is a function used to switch to and display the mail buffer."
6691 (let ((message-this-is-mail t))
6692 (unless (message-mail-user-agent)
6693 (message-pop-to-buffer
6694 ;; Search for the existing message buffer if `continue' is non-nil.
6695 (let ((message-generate-new-buffers
6696 (when (or (not continue)
6697 (eq message-generate-new-buffers 'standard)
6698 (functionp message-generate-new-buffers))
6699 message-generate-new-buffers)))
6700 (message-buffer-name "mail" to))
6704 `((To . ,(or to "")) (Subject . ,(or subject "")))
6705 ;; C-h f compose-mail says that headers should be specified as
6706 ;; (string . value); however all the rest of message expects
6707 ;; headers to be symbols, not strings (eg message-header-format-alist).
6708 ;; http://lists.gnu.org/archive/html/emacs-devel/2011-01/msg00337.html
6709 ;; We need to convert any string input, eg from rmail-start-mail.
6710 (dolist (h other-headers other-headers)
6711 (if (stringp (car h)) (setcar h (intern (capitalize (car h)))))))
6712 yank-action send-actions continue switch-function
6716 (defun message-news (&optional newsgroups subject)
6717 "Start editing a news article to be sent."
6719 (let ((message-this-is-news t))
6720 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6721 (message-setup `((Newsgroups . ,(or newsgroups ""))
6722 (Subject . ,(or subject ""))))))
6724 (defun message-alter-recipients-discard-bogus-full-name (addrcell)
6725 "Discard mail address in full names.
6726 When the full name in reply headers contains the mail
6727 address (e.g. \"foo@bar <foo@bar>\"), discard full name.
6728 ADDRCELL is a cons cell where the car is the mail address and the
6729 cdr is the complete address (full name and mail address)."
6730 (if (string-match (concat (regexp-quote (car addrcell)) ".*"
6731 (regexp-quote (car addrcell)))
6733 (cons (car addrcell) (car addrcell))
6736 (defcustom message-alter-recipients-function nil
6737 "Function called to allow alteration of reply header structures.
6738 It is called in `message-get-reply-headers' for each recipient.
6739 The function is called with one parameter, a cons cell ..."
6740 :type '(choice (const :tag "None" nil)
6741 (const :tag "Discard bogus full name"
6742 message-alter-recipients-discard-bogus-full-name)
6744 :version "23.1" ;; No Gnus
6745 :group 'message-headers)
6747 (defun message-get-reply-headers (wide &optional to-address address-headers)
6748 (let (follow-to mct never-mct to cc author mft recipients extra)
6749 ;; Find all relevant headers we need.
6751 (message-narrow-to-headers-or-head)
6752 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
6753 ;; message-header-synonyms.
6754 (setq to (or (message-fetch-field "to")
6755 (and (loop for synonym in message-header-synonyms
6756 when (memq 'Original-To synonym)
6758 (message-fetch-field "original-to")))
6759 cc (message-fetch-field "cc")
6760 extra (when message-extra-wide-headers
6761 (mapconcat 'identity
6762 (mapcar 'message-fetch-field
6763 message-extra-wide-headers)
6765 mct (message-fetch-field "mail-copies-to")
6766 author (or (message-fetch-field "mail-reply-to")
6767 (message-fetch-field "reply-to"))
6768 mft (and message-use-mail-followup-to
6769 (message-fetch-field "mail-followup-to")))
6770 ;; Make sure this message goes to the author if this is a wide
6771 ;; reply, since Reply-To address may be a list address a mailing
6772 ;; list server added.
6773 (when (and wide author)
6774 (setq cc (concat author ", " cc)))
6775 (when (or wide (not author))
6776 (setq author (or (message-fetch-field "from") ""))))
6778 ;; Handle special values of Mail-Copies-To.
6780 (cond ((or (equal (downcase mct) "never")
6781 (equal (downcase mct) "nobody"))
6784 ((or (equal (downcase mct) "always")
6785 (equal (downcase mct) "poster"))
6786 (setq mct author))))
6789 ;; Build (textual) list of new recipient addresses.
6792 (setq recipients (concat ", " to-address))
6793 ;; If the author explicitly asked for a copy, we don't deny it to them.
6794 (if mct (setq recipients (concat recipients ", " mct))))
6796 (setq recipients (concat ", " author)))
6798 (dolist (header address-headers)
6799 (let ((value (message-fetch-field header)))
6801 (setq recipients (concat recipients ", " value))))))
6803 (string-match "[^ \t,]" mft)
6804 (or (not (eq message-use-mail-followup-to 'ask))
6805 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6806 You should normally obey the Mail-Followup-To: header. In this
6807 article, it has the value of
6811 which directs your response to " (if (string-match "," mft)
6812 "the specified addresses"
6813 "that address only") ".
6815 Most commonly, Mail-Followup-To is used by a mailing list poster to
6816 express that responses should be sent to just the list, and not the
6819 If a message is posted to several mailing lists, Mail-Followup-To may
6820 also be used to direct the following discussion to one list only,
6821 because discussions that are spread over several lists tend to be
6822 fragmented and very difficult to follow.
6824 Also, some source/announcement lists are not intended for discussion;
6825 responses here are directed to other addresses.
6827 You may customize the variable `message-use-mail-followup-to', if you
6828 want to get rid of this query permanently.")))
6829 (setq recipients (concat ", " mft)))
6831 (setq recipients (if never-mct "" (concat ", " author)))
6832 (if to (setq recipients (concat recipients ", " to)))
6833 (if cc (setq recipients (concat recipients ", " cc)))
6834 (if extra (setq recipients (concat recipients ", " extra)))
6835 (if mct (setq recipients (concat recipients ", " mct)))))
6836 (if (>= (length recipients) 2)
6837 ;; Strip the leading ", ".
6838 (setq recipients (substring recipients 2)))
6839 ;; Squeeze whitespace.
6840 (while (string-match "[ \t][ \t]+" recipients)
6841 (setq recipients (replace-match " " t t recipients)))
6842 ;; Remove addresses that match `mail-dont-reply-to-names'.
6843 (let ((mail-dont-reply-to-names (message-dont-reply-to-names)))
6844 (setq recipients (mail-dont-reply-to recipients)))
6845 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6846 (if (string-equal recipients "")
6847 (setq recipients author))
6848 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6852 (if message-alter-recipients-function
6853 (funcall message-alter-recipients-function
6854 (cons (downcase (mail-strip-quoted-names addr))
6856 (cons (downcase (mail-strip-quoted-names addr)) addr)))
6857 (message-tokenize-header recipients)))
6858 ;; Remove all duplicates.
6859 (let ((s recipients))
6861 (let ((address (car (pop s))))
6862 (while (assoc address s)
6863 (setq recipients (delq (assoc address s) recipients)
6864 s (delq (assoc address s) s))))))
6866 ;; Remove hierarchical lists that are contained within each other,
6867 ;; if message-hierarchical-addresses is defined.
6868 (when message-hierarchical-addresses
6869 (let ((plain-addrs (mapcar 'car recipients))
6872 (setq subaddrs (assoc (car plain-addrs)
6873 message-hierarchical-addresses)
6874 plain-addrs (cdr plain-addrs))
6876 (setq subaddrs (cdr subaddrs))
6878 (setq recip (assoc (car subaddrs) recipients)
6879 subaddrs (cdr subaddrs))
6881 (setq recipients (delq recip recipients))))))))
6883 (setq recipients (message-prune-recipients recipients))
6885 ;; Build the header alist. Allow the user to be asked whether
6886 ;; or not to reply to all recipients in a wide reply.
6887 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6888 (when (and recipients
6889 (or (not message-wide-reply-confirm-recipients)
6890 (y-or-n-p "Reply to all recipients? ")))
6891 (setq recipients (mapconcat
6892 (lambda (addr) (cdr addr)) recipients ", "))
6893 (if (string-match "^ +" recipients)
6894 (setq recipients (substring recipients (match-end 0))))
6895 (push (cons 'Cc recipients) follow-to)))
6898 (defun message-prune-recipients (recipients)
6899 (dolist (rule message-prune-recipient-rules)
6900 (let ((match (car rule))
6903 (dolist (recipient recipients)
6904 (setq address (car recipient))
6905 (when (string-match match address)
6906 (setq dup-match (replace-match (cadr rule) nil nil address))
6907 (dolist (recipient recipients)
6908 ;; Don't delete the address that triggered this.
6909 (when (and (not (eq address (car recipient)))
6910 (string-match dup-match (car recipient)))
6911 (setq recipients (delq recipient recipients))))))))
6914 (defcustom message-simplify-subject-functions
6915 '(message-strip-list-identifiers
6916 message-strip-subject-re
6917 message-strip-subject-trailing-was
6918 message-strip-subject-encoded-words)
6919 "List of functions taking a string argument that simplify subjects.
6920 The functions are applied when replying to a message.
6922 Useful functions to put in this list include:
6923 `message-strip-list-identifiers', `message-strip-subject-re',
6924 `message-strip-subject-trailing-was', and
6925 `message-strip-subject-encoded-words'."
6926 :version "22.1" ;; Gnus 5.10.9
6927 :group 'message-various
6928 :type '(repeat function))
6930 (defun message-simplify-subject (subject &optional functions)
6931 "Return simplified SUBJECT."
6934 (setq functions message-simplify-subject-functions))
6935 (when (and (memq 'message-strip-list-identifiers functions)
6936 gnus-list-identifiers)
6937 (setq subject (message-strip-list-identifiers subject)))
6938 (when (memq 'message-strip-subject-re functions)
6939 (setq subject (concat "Re: " (message-strip-subject-re subject))))
6940 (when (and (memq 'message-strip-subject-trailing-was functions)
6941 message-subject-trailing-was-query)
6942 (setq subject (message-strip-subject-trailing-was subject)))
6943 (when (memq 'message-strip-subject-encoded-words functions)
6944 (setq subject (message-strip-subject-encoded-words subject)))
6948 (defun message-reply (&optional to-address wide switch-function)
6949 "Start editing a reply to the article in the current buffer."
6951 (require 'gnus-sum) ; for gnus-list-identifiers
6952 (let ((cur (current-buffer))
6954 references message-id follow-to
6955 (inhibit-point-motion-hooks t)
6956 (message-this-is-mail t)
6959 (message-narrow-to-head-1)
6960 ;; Allow customizations to have their say.
6962 ;; This is a regular reply.
6963 (when (functionp message-reply-to-function)
6965 (setq follow-to (funcall message-reply-to-function))))
6966 ;; This is a followup.
6967 (when (functionp message-wide-reply-to-function)
6970 (funcall message-wide-reply-to-function)))))
6971 (setq message-id (message-fetch-field "message-id" t)
6972 references (message-fetch-field "references")
6973 date (message-fetch-field "date")
6974 from (or (message-fetch-field "from") "nobody")
6975 subject (or (message-fetch-field "subject") "none"))
6977 ;; Strip list identifiers, "Re: ", and "was:"
6978 (setq subject (message-simplify-subject subject))
6980 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6981 (string-match "<[^>]+>" gnus-warning))
6982 (setq message-id (match-string 0 gnus-warning)))
6985 (setq follow-to (message-get-reply-headers wide to-address))))
6988 `((Subject . ,subject)
6990 (unless (message-mail-user-agent)
6991 (message-pop-to-buffer
6992 (message-buffer-name
6993 (if wide "wide reply" "reply") from
6994 (if wide to-address nil))
6996 (setq message-reply-headers
6997 (vector 0 (cdr (assq 'Subject headers))
6998 from date message-id references 0 0 ""))
6999 (message-setup headers cur))))
7002 (defun message-wide-reply (&optional to-address)
7003 "Make a \"wide\" reply to the message in the current buffer."
7005 (message-reply to-address t))
7008 (defun message-followup (&optional to-newsgroups)
7009 "Follow up to the message in the current buffer.
7010 If TO-NEWSGROUPS, use that as the new Newsgroups line."
7012 (require 'gnus-sum) ; for gnus-list-identifiers
7013 (let ((cur (current-buffer))
7014 from subject date reply-to mrt mct
7015 references message-id follow-to
7016 (inhibit-point-motion-hooks t)
7017 (message-this-is-news t)
7018 followup-to distribution newsgroups gnus-warning posted-to)
7021 (goto-char (point-min))
7022 (if (search-forward "\n\n" nil t)
7025 (when (functionp message-followup-to-function)
7027 (funcall message-followup-to-function)))
7028 (setq from (message-fetch-field "from")
7029 date (message-fetch-field "date")
7030 subject (or (message-fetch-field "subject") "none")
7031 references (message-fetch-field "references")
7032 message-id (message-fetch-field "message-id" t)
7033 followup-to (message-fetch-field "followup-to")
7034 newsgroups (message-fetch-field "newsgroups")
7035 posted-to (message-fetch-field "posted-to")
7036 reply-to (message-fetch-field "reply-to")
7037 mrt (message-fetch-field "mail-reply-to")
7038 distribution (message-fetch-field "distribution")
7039 mct (message-fetch-field "mail-copies-to"))
7040 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
7041 (string-match "<[^>]+>" gnus-warning))
7042 (setq message-id (match-string 0 gnus-warning)))
7043 ;; Remove bogus distribution.
7044 (when (and (stringp distribution)
7045 (let ((case-fold-search t))
7046 (string-match "world" distribution)))
7047 (setq distribution nil))
7048 ;; Strip list identifiers, "Re: ", and "was:"
7049 (setq subject (message-simplify-subject subject))
7052 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
7054 (setq message-reply-headers
7055 (vector 0 subject from date message-id references 0 0 ""))
7058 `((Subject . ,subject)
7061 (list (cons 'Newsgroups to-newsgroups)))
7062 (follow-to follow-to)
7063 ((and followup-to message-use-followup-to)
7066 ((equal (downcase followup-to) "poster")
7067 (if (or (eq message-use-followup-to 'use)
7068 (message-y-or-n-p "Obey Followup-To: poster? " t "\
7069 You should normally obey the Followup-To: header.
7071 `Followup-To: poster' sends your response via e-mail instead of news.
7073 A typical situation where `Followup-To: poster' is used is when the poster
7074 does not read the newsgroup, so he wouldn't see any replies sent to it.
7076 You may customize the variable `message-use-followup-to', if you
7077 want to get rid of this query permanently."))
7079 (setq message-this-is-news nil)
7080 (cons 'To (or mrt reply-to from "")))
7081 (cons 'Newsgroups newsgroups)))
7083 (if (or (equal followup-to newsgroups)
7084 (not (eq message-use-followup-to 'ask))
7086 (concat "Obey Followup-To: " followup-to "? ") t "\
7087 You should normally obey the Followup-To: header.
7089 `Followup-To: " followup-to "'
7090 directs your response to " (if (string-match "," followup-to)
7091 "the specified newsgroups"
7092 "that newsgroup only") ".
7094 If a message is posted to several newsgroups, Followup-To is often
7095 used to direct the following discussion to one newsgroup only,
7096 because discussions that are spread over several newsgroup tend to
7097 be fragmented and very difficult to follow.
7099 Also, some source/announcement newsgroups are not intended for discussion;
7100 responses here are directed to other newsgroups.
7102 You may customize the variable `message-use-followup-to', if you
7103 want to get rid of this query permanently."))
7104 (cons 'Newsgroups followup-to)
7105 (cons 'Newsgroups newsgroups))))))
7107 `((Newsgroups . ,posted-to)))
7109 `((Newsgroups . ,newsgroups))))
7110 ,@(and distribution (list (cons 'Distribution distribution)))
7112 (not (or (equal (downcase mct) "never")
7113 (equal (downcase mct) "nobody"))))
7114 (list (cons 'Cc (if (or (equal (downcase mct) "always")
7115 (equal (downcase mct) "poster"))
7116 (or mrt reply-to from "")
7121 (defun message-is-yours-p ()
7122 "Non-nil means current article is yours.
7123 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
7124 are yours except those that have Cancel-Lock header not belonging to you.
7125 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
7126 regexp to match all of yours addresses."
7127 ;; Canlock-logic as suggested by Per Abrahamsen
7128 ;; <abraham@dina.kvl.dk>
7130 ;; IF article has cancel-lock THEN
7131 ;; IF we can verify it THEN
7134 ;; error: cancellock: article is not yours
7136 ;; Use old rules, comparing sender...
7139 (message-narrow-to-head-1)
7140 (if (and (message-fetch-field "Cancel-Lock")
7141 (message-gnksa-enable-p 'canlock-verify))
7142 (if (null (canlock-verify))
7144 (error "Failed to verify Cancel-lock: This article is not yours"))
7147 (message-gnksa-enable-p 'cancel-messages)
7148 (and (setq sender (message-fetch-field "sender"))
7149 (string-equal (downcase sender)
7150 (downcase (message-make-sender))))
7151 ;; Email address in From field equals to our address
7152 (and (setq from (message-fetch-field "from"))
7154 (downcase (car (mail-header-parse-address from)))
7155 (downcase (car (mail-header-parse-address
7156 (message-make-from))))))
7157 ;; Email address in From field matches
7158 ;; 'message-alternative-emails' regexp
7160 message-alternative-emails
7162 message-alternative-emails
7163 (car (mail-header-parse-address from))))))))))
7166 (defun message-cancel-news (&optional arg)
7167 "Cancel an article you posted.
7168 If ARG, allow editing of the cancellation message."
7170 (unless (message-news-p)
7171 (error "This is not a news article; canceling is impossible"))
7172 (let (from newsgroups message-id distribution buf)
7174 ;; Get header info from original article.
7176 (message-narrow-to-head-1)
7177 (setq from (message-fetch-field "from")
7178 newsgroups (message-fetch-field "newsgroups")
7179 message-id (message-fetch-field "message-id" t)
7180 distribution (message-fetch-field "distribution")))
7181 ;; Make sure that this article was written by the user.
7182 (unless (message-is-yours-p)
7183 (error "This article is not yours"))
7184 (when (yes-or-no-p "Do you really want to cancel this article? ")
7185 ;; Make control message.
7188 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
7190 (insert "Newsgroups: " newsgroups "\n"
7192 "Subject: cmsg cancel " message-id "\n"
7193 "Control: cancel " message-id "\n"
7195 (concat "Distribution: " distribution "\n")
7197 mail-header-separator "\n"
7198 message-cancel-message)
7199 (run-hooks 'message-cancel-hook)
7201 (message "Canceling your article...")
7202 (if (let ((message-syntax-checks
7203 'dont-check-for-anything-just-trust-me))
7204 (funcall message-send-news-function))
7205 (message "Canceling your article...done"))
7206 (kill-buffer buf))))))
7209 (defun message-supersede ()
7210 "Start composing a message to supersede the current message.
7211 This is done simply by taking the old article and adding a Supersedes
7212 header line with the old Message-ID."
7214 (let ((cur (current-buffer)))
7215 ;; Check whether the user owns the article that is to be superseded.
7216 (unless (message-is-yours-p)
7217 (error "This article is not yours"))
7218 ;; Get a normal message buffer.
7219 (message-pop-to-buffer (message-buffer-name "supersede"))
7220 (insert-buffer-substring cur)
7222 (message-narrow-to-head-1)
7223 ;; Remove unwanted headers.
7224 (when message-ignored-supersedes-headers
7225 (message-remove-header message-ignored-supersedes-headers t))
7226 (goto-char (point-min))
7227 (if (not (re-search-forward "^Message-ID: " nil t))
7228 (error "No Message-ID in this article")
7229 (replace-match "Supersedes: " t t))
7230 (goto-char (point-max))
7231 (insert mail-header-separator)
7236 (defun message-recover ()
7237 "Reread contents of current buffer from its last auto-save file."
7239 (let ((file-name (make-auto-save-file-name)))
7240 (cond ((save-window-excursion
7241 (with-output-to-temp-buffer "*Directory*"
7242 (with-current-buffer standard-output
7243 (fundamental-mode)) ; for Emacs 20.4+
7244 (buffer-disable-undo standard-output)
7245 (let ((default-directory "/"))
7247 "ls" nil standard-output nil "-l" file-name)))
7248 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
7249 (let ((buffer-read-only nil))
7251 (insert-file-contents file-name nil)))
7252 (t (error "message-recover cancelled")))))
7254 ;;; Washing Subject:
7256 (defun message-wash-subject (subject)
7257 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
7258 Previous forwarders, repliers, etc. may add it."
7261 (goto-char (point-min))
7262 ;; strip Re/Fwd stuff off the beginning
7263 (while (re-search-forward
7264 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
7267 ;; and gnus-style forwards [foo@bar.com] subject
7268 (goto-char (point-min))
7269 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
7273 (goto-char (point-max))
7274 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
7277 ;; and finally, any whitespace that was left-over
7278 (goto-char (point-min))
7279 (while (re-search-forward "^[ \t]+" nil t)
7281 (goto-char (point-max))
7282 (while (re-search-backward "[ \t]+$" nil t)
7287 ;;; Forwarding messages.
7289 (defvar message-forward-decoded-p nil
7290 "Non-nil means the original message is decoded.")
7292 (defun message-forward-subject-name-subject (subject)
7293 "Generate a SUBJECT for a forwarded message.
7294 The form is: [Source] Subject, where if the original message was mail,
7295 Source is the name of the sender, and if the original message was
7296 news, Source is the list of newsgroups is was posted to."
7297 (let* ((group (message-fetch-field "newsgroups"))
7298 (from (message-fetch-field "from"))
7301 (gnus-group-decoded-name group)
7303 (car (gnus-extract-address-components from))
7304 (cadr (gnus-extract-address-components from))))
7307 (if message-forward-decoded-p
7309 (mail-decode-encoded-word-string prefix))
7312 (defun message-forward-subject-author-subject (subject)
7313 "Generate a SUBJECT for a forwarded message.
7314 The form is: [Source] Subject, where if the original message was mail,
7315 Source is the sender, and if the original message was news, Source is
7316 the list of newsgroups is was posted to."
7317 (let* ((group (message-fetch-field "newsgroups"))
7320 (gnus-group-decoded-name group)
7321 (or (message-fetch-field "from")
7324 (if message-forward-decoded-p
7326 (mail-decode-encoded-word-string prefix))
7329 (defun message-forward-subject-fwd (subject)
7330 "Generate a SUBJECT for a forwarded message.
7331 The form is: Fwd: Subject, where Subject is the original subject of
7333 (if (string-match "^Fwd: " subject)
7335 (concat "Fwd: " subject)))
7337 (defun message-make-forward-subject ()
7338 "Return a Subject header suitable for the message in the current buffer."
7341 (message-narrow-to-head-1)
7342 (let ((funcs message-make-forward-subject-function)
7343 (subject (message-fetch-field "Subject")))
7346 (if message-forward-decoded-p
7348 (mail-decode-encoded-word-string subject))
7350 (when message-wash-forwarded-subjects
7351 (setq subject (message-wash-subject subject)))
7352 ;; Make sure funcs is a list.
7355 (setq funcs (list funcs)))
7356 ;; Apply funcs in order, passing subject generated by previous
7357 ;; func to the next one.
7358 (dolist (func funcs)
7359 (when (functionp func)
7360 (setq subject (funcall func subject))))
7363 (defvar gnus-article-decoded-p)
7367 (defun message-forward (&optional news digest)
7368 "Forward the current message via mail.
7369 Optional NEWS will use news to forward instead of mail.
7370 Optional DIGEST will use digest to forward."
7372 (let* ((cur (current-buffer))
7373 (message-forward-decoded-p
7374 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
7375 gnus-article-decoded-p ;; In an article buffer.
7376 message-forward-decoded-p))
7377 (subject (message-make-forward-subject)))
7379 (message-news nil subject)
7380 (message-mail nil subject))
7381 (message-forward-make-body cur digest)))
7383 (defun message-forward-make-body-plain (forward-buffer)
7385 "\n-------------------- Start of forwarded message --------------------\n")
7387 (contents (with-current-buffer forward-buffer (buffer-string)))
7389 (unless (featurep 'xemacs)
7390 (unless (mm-multibyte-string-p contents)
7391 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7392 to the multibyte buffer \"%s\""
7393 (if (bufferp forward-buffer)
7394 (buffer-name forward-buffer)
7397 (insert (mm-with-multibyte-buffer
7400 (goto-char (point-min))
7401 (when (looking-at "From ")
7402 (replace-match "X-From-Line: "))
7404 (unless (bolp) (insert "\n"))
7407 "-------------------- End of forwarded message --------------------\n")
7408 (message-remove-ignored-headers b e)))
7410 (defun message-remove-ignored-headers (b e)
7411 (when message-forward-ignored-headers
7413 (narrow-to-region b e)
7415 (narrow-to-region (point)
7416 (or (search-forward "\n\n" nil t) (point)))
7417 (let ((ignored (if (stringp message-forward-ignored-headers)
7418 (list message-forward-ignored-headers)
7419 message-forward-ignored-headers)))
7420 (dolist (elem ignored)
7421 (message-remove-header elem t))))))
7423 (defun message-forward-make-body-mime (forward-buffer &optional beg end)
7425 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
7427 (narrow-to-region (point) (point))
7428 (insert-buffer-substring forward-buffer beg end)
7429 (mml-quote-region (point-min) (point-max))
7430 (goto-char (point-min))
7431 (when (looking-at "From ")
7432 (replace-match "X-From-Line: "))
7433 (goto-char (point-max)))
7434 (insert "<#/part>\n")
7435 ;; Consider there is no illegible text.
7436 (add-text-properties
7438 `(no-illegible-text t rear-nonsticky t start-open t))))
7440 (defun message-forward-make-body-mml (forward-buffer)
7441 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
7442 (let ((b (point)) e)
7443 (if (not message-forward-decoded-p)
7444 (let ((contents (with-current-buffer forward-buffer (buffer-string))))
7445 (unless (featurep 'xemacs)
7446 (unless (mm-multibyte-string-p contents)
7447 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7448 to the multibyte buffer \"%s\""
7449 (if (bufferp forward-buffer)
7450 (buffer-name forward-buffer)
7453 (insert (mm-with-multibyte-buffer
7456 (goto-char (point-min))
7457 (when (looking-at "From ")
7458 (replace-match "X-From-Line: "))
7461 (narrow-to-region (point) (point))
7462 (mml-insert-buffer forward-buffer)
7463 (goto-char (point-min))
7464 (when (looking-at "From ")
7465 (replace-match "X-From-Line: "))
7466 (goto-char (point-max))))
7468 (insert "<#/mml>\n")
7469 (when (and (not message-forward-decoded-p)
7470 message-forward-ignored-headers)
7471 (message-remove-ignored-headers b e))))
7473 (defun message-forward-make-body-digest-plain (forward-buffer)
7475 "\n-------------------- Start of forwarded message --------------------\n")
7476 (mml-insert-buffer forward-buffer)
7478 "\n-------------------- End of forwarded message --------------------\n"))
7480 (defun message-forward-make-body-digest-mime (forward-buffer)
7481 (insert "\n<#multipart type=digest>\n")
7482 (let ((b (point)) e)
7483 (insert-buffer-substring forward-buffer)
7485 (insert "<#/multipart>\n")
7487 (narrow-to-region b e)
7489 (narrow-to-region (point)
7490 (or (search-forward "\n\n" nil t) (point)))
7491 (delete-region (point-min) (point-max)))))
7493 (defun message-forward-make-body-digest (forward-buffer)
7494 (if message-forward-as-mime
7495 (message-forward-make-body-digest-mime forward-buffer)
7496 (message-forward-make-body-digest-plain forward-buffer)))
7498 (autoload 'mm-uu-dissect-text-parts "mm-uu")
7499 (autoload 'mm-uu-dissect "mm-uu")
7501 (defun message-signed-or-encrypted-p (&optional dont-emulate-mime handles)
7502 "Say whether the current buffer contains signed or encrypted message.
7503 If DONT-EMULATE-MIME is nil, this function does the MIME emulation on
7504 messages that don't conform to PGP/MIME described in RFC2015. HANDLES
7505 is for the internal use."
7507 (let ((mm-decrypt-option 'never)
7508 (mm-verify-option 'never))
7509 (if (setq handles (mm-dissect-buffer nil t))
7510 (unless dont-emulate-mime
7511 (mm-uu-dissect-text-parts handles))
7512 (unless dont-emulate-mime
7513 (setq handles (mm-uu-dissect))))))
7514 ;; Check text/plain message in which there is a signed or encrypted
7515 ;; body that has been encoded by B or Q.
7516 (unless (or handles dont-emulate-mime)
7517 (let ((cur (current-buffer))
7518 (mm-decrypt-option 'never)
7519 (mm-verify-option 'never))
7521 (insert-buffer-substring cur)
7522 (when (setq handles (mm-dissect-buffer t t))
7523 (if (and (bufferp (car handles))
7524 (equal (mm-handle-media-type handles) "text/plain"))
7527 (insert-buffer-substring (car handles))
7528 (mm-decode-content-transfer-encoding
7529 (mm-handle-encoding handles))
7530 (mm-destroy-parts handles)
7531 (setq handles (mm-uu-dissect)))
7532 (mm-destroy-parts handles)
7533 (setq handles nil))))))
7537 (dolist (handle (if (stringp (car handles))
7538 (if (member (car handles)
7539 '("multipart/signed"
7540 "multipart/encrypted"))
7544 (if (stringp (car handle))
7545 (when (message-signed-or-encrypted-p dont-emulate-mime handle)
7547 (when (and (bufferp (car handle))
7548 (equal (mm-handle-media-type handle)
7550 (with-current-buffer (mm-handle-buffer handle)
7551 (when (message-signed-or-encrypted-p dont-emulate-mime)
7552 (throw 'found t)))))))
7553 (mm-destroy-parts handles))))
7556 (defun message-forward-make-body (forward-buffer &optional digest)
7557 ;; Put point where we want it before inserting the forwarded
7559 (if message-forward-before-signature
7561 (goto-char (point-max)))
7563 (message-forward-make-body-digest forward-buffer)
7564 (if message-forward-as-mime
7565 (if (and message-forward-show-mml
7566 (not (and (eq message-forward-show-mml 'best)
7567 ;; Use the raw form in the body if it contains
7568 ;; signed or encrypted message so as not to be
7569 ;; destroyed by re-encoding.
7570 (with-current-buffer forward-buffer
7572 (message-signed-or-encrypted-p)
7574 (message-forward-make-body-mml forward-buffer)
7575 (message-forward-make-body-mime forward-buffer))
7576 (message-forward-make-body-plain forward-buffer)))
7577 (message-position-point))
7579 (declare-function rmail-toggle-header "rmail" (&optional arg))
7582 (defun message-forward-rmail-make-body (forward-buffer)
7583 (save-window-excursion
7584 (set-buffer forward-buffer)
7585 (if (rmail-msg-is-pruned)
7586 (if (fboundp 'rmail-msg-restore-non-pruned-header)
7587 (rmail-msg-restore-non-pruned-header) ; Emacs 22
7588 (rmail-toggle-header 0)))) ; Emacs 23
7589 (message-forward-make-body forward-buffer))
7591 ;; Fixme: Should have defcustom.
7593 (defun message-insinuate-rmail ()
7594 "Let RMAIL use message to forward."
7596 (setq rmail-enable-mime-composing t)
7597 (setq rmail-insert-mime-forwarded-message-function
7598 'message-forward-rmail-make-body))
7600 (defvar message-inhibit-body-encoding nil)
7603 (defun message-resend (address)
7604 "Resend the current article to ADDRESS."
7606 (list (message-read-from-minibuffer "Resend message to: ")))
7607 (message "Resending message to %s..." address)
7609 (let ((cur (current-buffer))
7611 ;; We first set up a normal mail buffer.
7612 (unless (message-mail-user-agent)
7613 (set-buffer (get-buffer-create " *message resend*"))
7614 (let ((inhibit-read-only t))
7616 (let ((message-this-is-mail t)
7617 message-generate-hashcash
7619 (message-setup `((To . ,address))))
7620 ;; Insert our usual headers.
7621 (message-generate-headers '(From Date To Message-ID))
7622 (message-narrow-to-headers)
7623 (when (setq gcc (mail-fetch-field "gcc" nil t))
7624 (message-remove-header "gcc"))
7625 ;; Remove X-Draft-From header etc.
7626 (message-remove-header message-ignored-mail-headers t)
7627 ;; Rename them all to "Resent-*".
7628 (goto-char (point-min))
7629 (while (re-search-forward "^[A-Za-z]" nil t)
7634 (let ((inhibit-read-only t))
7635 (delete-region (point) (point-max)))
7637 ;; Insert the message to be resent.
7638 (insert-buffer-substring cur)
7639 (goto-char (point-min))
7640 (search-forward "\n\n")
7643 (narrow-to-region beg (point))
7644 (message-remove-header message-ignored-resent-headers t)
7645 (goto-char (point-max)))
7646 (insert mail-header-separator)
7647 ;; Rename all old ("Also-")Resent headers.
7648 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
7651 ;; Quote any "From " lines at the beginning.
7653 (when (looking-at "From ")
7654 (replace-match "X-From-Line: "))
7656 (let ((message-inhibit-body-encoding
7657 ;; Don't do any further encoding if it looks like the
7658 ;; message has already been encoded.
7659 (let ((case-fold-search t))
7660 (re-search-forward "^mime-version:" nil t)))
7661 (message-inhibit-ecomplete t)
7662 message-required-mail-headers
7663 message-generate-hashcash
7664 rfc2047-encode-encoded-words)
7665 (message-send-mail))
7668 (insert "Gcc: " gcc "\n"))
7669 (run-hooks 'message-sent-hook)
7670 (kill-buffer (current-buffer)))
7671 (message "Resending message to %s...done" address)))
7674 (defun message-bounce ()
7675 "Re-mail the current message.
7676 This only makes sense if the current message is a bounce message that
7677 contains some mail you have written which has been bounced back to
7680 (let ((handles (mm-dissect-buffer t))
7682 (message-pop-to-buffer (message-buffer-name "bounce"))
7683 (if (stringp (car handles))
7684 ;; This is a MIME bounce.
7685 (mm-insert-part (car (last handles)))
7686 ;; This is a non-MIME bounce, so we try to remove things
7688 (mm-insert-part handles)
7690 (goto-char (point-min))
7691 (re-search-forward "\n\n+" nil t)
7692 (setq boundary (point))
7693 ;; We remove everything before the bounced mail.
7694 (if (or (re-search-forward message-unsent-separator nil t)
7696 (search-forward "\n\n" nil 'move)
7697 (re-search-backward "^Return-Path:.*\n" boundary t)))
7700 (delete-region (point-min)
7701 (if (re-search-forward "^[^ \n\t]+:" nil t)
7704 (goto-char boundary)
7705 (when (re-search-backward "^.?From .*\n" nil t)
7706 (delete-region (match-beginning 0) (match-end 0)))))
7709 (message-narrow-to-head-1)
7710 (message-remove-header message-ignored-bounced-headers t)
7711 (goto-char (point-max))
7712 (insert mail-header-separator))
7713 (message-position-point)))
7716 ;;; Interactive entry points for new message buffers.
7720 (defun message-mail-other-window (&optional to subject)
7721 "Like `message-mail' command, but display mail buffer in another window."
7723 (unless (message-mail-user-agent)
7724 (message-pop-to-buffer (message-buffer-name "mail" to)
7725 'switch-to-buffer-other-window))
7726 (let ((message-this-is-mail t))
7727 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7728 nil nil nil 'switch-to-buffer-other-window)))
7731 (defun message-mail-other-frame (&optional to subject)
7732 "Like `message-mail' command, but display mail buffer in another frame."
7734 (unless (message-mail-user-agent)
7735 (message-pop-to-buffer (message-buffer-name "mail" to)
7736 'switch-to-buffer-other-frame))
7737 (let ((message-this-is-mail t))
7738 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7739 nil nil nil 'switch-to-buffer-other-frame)))
7742 (defun message-news-other-window (&optional newsgroups subject)
7743 "Start editing a news article to be sent."
7745 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7746 'switch-to-buffer-other-window)
7747 (let ((message-this-is-news t))
7748 (message-setup `((Newsgroups . ,(or newsgroups ""))
7749 (Subject . ,(or subject ""))))))
7752 (defun message-news-other-frame (&optional newsgroups subject)
7753 "Start editing a news article to be sent."
7755 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7756 'switch-to-buffer-other-frame)
7757 (let ((message-this-is-news t))
7758 (message-setup `((Newsgroups . ,(or newsgroups ""))
7759 (Subject . ,(or subject ""))))))
7763 ;; This code should be moved to underline.el (from which it is stolen).
7766 (defun message-bold-region (start end)
7767 "Bold all nonblank characters in the region.
7768 Works by overstriking characters.
7769 Called from program, takes two arguments START and END
7770 which specify the range to operate on."
7773 (let ((end1 (make-marker)))
7774 (move-marker end1 (max start end))
7775 (goto-char (min start end))
7776 (while (< (point) end1)
7777 (or (looking-at "[_\^@- ]")
7778 (insert (char-after) "\b"))
7779 (forward-char 1)))))
7782 (defun message-unbold-region (start end)
7783 "Remove all boldness (overstruck characters) in the region.
7784 Called from program, takes two arguments START and END
7785 which specify the range to operate on."
7788 (let ((end1 (make-marker)))
7789 (move-marker end1 (max start end))
7790 (goto-char (min start end))
7791 (while (search-forward "\b" end1 t)
7792 (if (eq (char-after) (char-after (- (point) 2)))
7793 (delete-char -2))))))
7795 (defun message-exchange-point-and-mark ()
7796 "Exchange point and mark, but don't activate region if it was inactive."
7797 (goto-char (prog1 (mark t)
7798 (set-marker (mark-marker) (point)))))
7800 (defalias 'message-make-overlay 'make-overlay)
7801 (defalias 'message-delete-overlay 'delete-overlay)
7802 (defalias 'message-overlay-put 'overlay-put)
7803 (defun message-kill-all-overlays ()
7804 (if (featurep 'xemacs)
7805 (map-extents (lambda (extent ignore) (delete-extent extent)))
7806 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
7808 ;; Support for toolbar
7809 (defvar tool-bar-mode)
7811 ;; Note: The :set function in the `message-tool-bar*' variables will only
7812 ;; affect _new_ message buffers. We might add a function that walks thru all
7813 ;; message-mode buffers and force the update.
7814 (defun message-tool-bar-update (&optional symbol value)
7815 "Update message mode toolbar.
7816 Setter function for custom variables."
7817 (setq-default message-tool-bar-map nil)
7819 ;; When used as ":set" function:
7820 (set-default symbol value)))
7822 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
7823 'message-tool-bar-gnome
7824 'message-tool-bar-retro)
7825 "Specifies the message mode tool bar.
7827 It can be either a list or a symbol referring to a list. See
7828 `gmm-tool-bar-from-list' for the format of the list. The
7829 default key map is `message-mode-map'.
7831 Pre-defined symbols include `message-tool-bar-gnome' and
7832 `message-tool-bar-retro'."
7833 :type '(repeat gmm-tool-bar-list-item)
7834 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
7835 (const :tag "Retro look" message-tool-bar-retro)
7836 (repeat :tag "User defined list" gmm-tool-bar-item)
7838 :version "23.1" ;; No Gnus
7839 :initialize 'custom-initialize-default
7840 :set 'message-tool-bar-update
7843 (defcustom message-tool-bar-gnome
7844 '((ispell-message "spell" nil
7846 :visible (or (not (boundp 'flyspell-mode))
7847 (not flyspell-mode)))
7848 (flyspell-buffer "spell" t
7850 :visible (and (boundp 'flyspell-mode)
7852 :help "Flyspell whole buffer")
7853 (message-send-and-exit "mail/send" t :label "Send")
7854 (message-dont-send "mail/save-draft")
7855 (mml-attach-file "attach" mml-mode-map :vert-only t)
7856 (mml-preview "mail/preview" mml-mode-map)
7857 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
7858 (message-insert-importance-high "important" nil :visible nil)
7859 (message-insert-importance-low "unimportant" nil :visible nil)
7860 (message-insert-disposition-notification-to "receipt" nil :visible nil))
7861 "List of items for the message tool bar (GNOME style).
7863 See `gmm-tool-bar-from-list' for details on the format of the list."
7864 :type '(repeat gmm-tool-bar-item)
7865 :version "23.1" ;; No Gnus
7866 :initialize 'custom-initialize-default
7867 :set 'message-tool-bar-update
7870 (defcustom message-tool-bar-retro
7871 '(;; Old Emacs 21 icon for consistency.
7872 (message-send-and-exit "gnus/mail-send")
7873 (message-kill-buffer "close")
7874 (message-dont-send "cancel")
7875 (mml-attach-file "attach" mml-mode-map)
7876 (ispell-message "spell")
7877 (mml-preview "preview" mml-mode-map)
7878 (message-insert-importance-high "gnus/important")
7879 (message-insert-importance-low "gnus/unimportant")
7880 (message-insert-disposition-notification-to "gnus/receipt"))
7881 "List of items for the message tool bar (retro style).
7883 See `gmm-tool-bar-from-list' for details on the format of the list."
7884 :type '(repeat gmm-tool-bar-item)
7885 :version "23.1" ;; No Gnus
7886 :initialize 'custom-initialize-default
7887 :set 'message-tool-bar-update
7890 (defcustom message-tool-bar-zap-list
7891 '(new-file open-file dired kill-buffer write-file
7892 print-buffer customize help)
7893 "List of icon items from the global tool bar.
7894 These items are not displayed on the message mode tool bar.
7896 See `gmm-tool-bar-from-list' for the format of the list."
7897 :type 'gmm-tool-bar-zap-list
7898 :version "23.1" ;; No Gnus
7899 :initialize 'custom-initialize-default
7900 :set 'message-tool-bar-update
7903 (defvar image-load-path)
7905 (defun message-make-tool-bar (&optional force)
7906 "Make a message mode tool bar from `message-tool-bar-list'.
7907 When FORCE, rebuild the tool bar."
7908 (when (and (not (featurep 'xemacs))
7909 (boundp 'tool-bar-mode)
7911 (or (not message-tool-bar-map) force))
7912 (setq message-tool-bar-map
7914 (gmm-image-load-path-for-library "message"
7915 "mail/save-draft.xpm"
7917 (image-load-path (cons (car load-path)
7918 (when (boundp 'image-load-path)
7920 (gmm-tool-bar-from-list message-tool-bar
7921 message-tool-bar-zap-list
7922 'message-mode-map))))
7923 message-tool-bar-map)
7925 ;;; Group name completion.
7927 (defcustom message-newgroups-header-regexp
7928 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
7929 "Regexp that match headers that lists groups."
7933 (defcustom message-completion-alist
7934 (list (cons message-newgroups-header-regexp 'message-expand-group)
7935 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
7936 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
7937 . message-expand-name)
7938 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
7939 . message-expand-name))
7940 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
7943 :type '(alist :key-type regexp :value-type function))
7945 (defcustom message-expand-name-databases
7947 "List of databases to try for name completion (`message-expand-name').
7948 Each element is a symbol and can be `bbdb' or `eudc'."
7950 :type '(set (const bbdb) (const eudc)))
7952 (defcustom message-tab-body-function nil
7953 "*Function to execute when `message-tab' (TAB) is executed in the body.
7954 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7957 :link '(custom-manual "(message)Various Commands")
7958 :type '(choice (const nil)
7961 (declare-function mail-abbrev-in-expansion-header-p "mailabbrev" ())
7963 (defun message-tab ()
7964 "Complete names according to `message-completion-alist'.
7965 Execute function specified by `message-tab-body-function' when not in
7969 ((if (and (boundp 'completion-fail-discreetly)
7970 (fboundp 'completion-at-point))
7971 (let ((completion-fail-discreetly t)) (completion-at-point))
7972 (funcall (or (message-completion-function) #'ignore)))
7973 ;; Completion was performed; nothing else to do.
7975 (message-tab-body-function (funcall message-tab-body-function))
7976 (t (funcall (or (lookup-key text-mode-map "\t")
7977 (lookup-key global-map "\t")
7978 'indent-relative)))))
7980 (defvar mail-abbrev-mode-regexp)
7982 (defun message-completion-function ()
7983 (let ((alist message-completion-alist))
7985 (let ((mail-abbrev-mode-regexp (caar alist)))
7986 (not (mail-abbrev-in-expansion-header-p))))
7987 (setq alist (cdr alist)))
7989 (lexical-let ((fun (cdar alist)))
7990 ;; Even if completion fails, return a non-nil value, so as to avoid
7991 ;; falling back to message-tab-body-function.
7992 (lambda () (funcall fun) 'completion-attempted)))))
7997 (let ((standard-output (current-buffer)))
7998 (eval '(display-completion-list nil "")))
7999 (defalias 'message-display-completion-list 'display-completion-list))
8000 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
8001 (defun message-display-completion-list (completions &optional ignore)
8002 "Display the list of completions, COMPLETIONS, using `standard-output'."
8003 (display-completion-list completions)))))
8005 (defun message-expand-group ()
8006 "Expand the group name under point."
8007 (let* ((b (save-excursion
8012 (skip-chars-forward "^:")
8015 (skip-chars-backward "^, \t\n") (point))))
8016 (completion-ignore-case t)
8017 (e (progn (skip-chars-forward "^,\t\n ") (point)))
8018 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb)))
8019 (message-completion-in-region e b hashtb)))
8021 (defalias 'message-completion-in-region
8022 (if (fboundp 'completion-in-region)
8023 'completion-in-region
8024 (lambda (e b hashtb)
8025 (let* ((string (buffer-substring b e))
8026 (completions (all-completions string hashtb))
8028 (delete-region b (point))
8030 ((= (length completions) 1)
8031 (if (string= (car completions) string)
8034 (message "Only matching group"))
8035 (insert (car completions))))
8036 ((and (setq comp (try-completion string hashtb))
8037 (not (string= comp string)))
8042 (message "No matching groups")
8043 (save-selected-window
8044 (pop-to-buffer "*Completions*")
8045 (buffer-disable-undo)
8046 (let ((buffer-read-only nil))
8048 (let ((standard-output (current-buffer)))
8049 (message-display-completion-list (sort completions 'string<)
8051 (setq buffer-read-only nil)
8052 (goto-char (point-min))
8053 (delete-region (point)
8054 (progn (forward-line 3) (point))))))))))))
8056 (defun message-expand-name ()
8057 (cond ((and (memq 'eudc message-expand-name-databases)
8058 (boundp 'eudc-protocol)
8060 (eudc-expand-inline))
8061 ((and (memq 'bbdb message-expand-name-databases)
8062 (fboundp 'bbdb-complete-name))
8063 (let ((starttick (buffer-modified-tick)))
8064 (or (bbdb-complete-name)
8065 ;; Apparently, bbdb-complete-name can return nil even when
8066 ;; completion took place. So let's double check the buffer was
8068 (/= starttick (buffer-modified-tick)))))
8074 (defun message-talkative-question (ask question show &rest text)
8075 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
8076 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
8077 The following arguments may contain lists of values."
8079 (setq text (message-flatten-list text)))
8080 (save-window-excursion
8081 (with-output-to-temp-buffer " *MESSAGE information message*"
8082 (with-current-buffer " *MESSAGE information message*"
8083 (fundamental-mode) ; for Emacs 20.4+
8085 (goto-char (point-min))))
8086 (funcall ask question))
8087 (funcall ask question)))
8089 (defun message-flatten-list (list)
8090 "Return a new, flat list that contains all elements of LIST.
8092 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
8095 (apply 'append (mapcar 'message-flatten-list list)))
8099 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
8100 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
8101 Then clone the local variables and values from the old buffer to the
8102 new one, cloning only the locals having a substring matching the
8104 (let ((oldbuf (current-buffer)))
8105 (with-current-buffer (generate-new-buffer name)
8106 (message-clone-locals oldbuf varstr)
8109 (defun message-clone-locals (buffer &optional varstr)
8110 "Clone the local variables from BUFFER to the current buffer."
8111 (let ((locals (with-current-buffer buffer (buffer-local-variables)))
8112 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
8115 (when (and (consp local)
8117 (string-match regexp (symbol-name (car local)))
8119 (string-match varstr (symbol-name (car local)))))
8121 (set (make-local-variable (car local))
8129 (defun message-encode-message-body ()
8130 (unless message-inhibit-body-encoding
8131 (let ((mail-parse-charset (or mail-parse-charset
8132 message-default-charset))
8133 (case-fold-search t)
8134 lines content-type-p)
8137 (narrow-to-region (point) (point-max))
8138 (let ((new (mml-generate-mime)))
8140 (delete-region (point-min) (point-max))
8142 (goto-char (point-min))
8143 (if (eq (aref new 0) ?\n)
8145 (search-forward "\n\n")
8146 (setq lines (buffer-substring (point-min) (1- (point))))
8147 (delete-region (point-min) (point))))))
8149 (message-narrow-to-headers-or-head)
8150 (message-remove-header "Mime-Version")
8151 (goto-char (point-max))
8152 (insert "MIME-Version: 1.0\n")
8155 (setq content-type-p
8157 (re-search-backward "^Content-Type:" nil t))))
8159 (message-narrow-to-headers-or-head)
8160 (message-remove-first-header "Content-Type")
8161 (message-remove-first-header "Content-Transfer-Encoding"))
8162 ;; We always make sure that the message has a Content-Type
8163 ;; header. This is because some broken MTAs and MUAs get
8164 ;; awfully confused when confronted with a message with a
8165 ;; MIME-Version header and without a Content-Type header. For
8166 ;; instance, Solaris' /usr/bin/mail.
8167 (unless content-type-p
8168 (goto-char (point-min))
8169 ;; For unknown reason, MIME-Version doesn't exist.
8170 (when (re-search-forward "^MIME-Version:" nil t)
8172 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
8174 (defun message-read-from-minibuffer (prompt &optional initial-contents)
8175 "Read from the minibuffer while providing abbrev expansion."
8176 (if (fboundp 'mail-abbrevs-setup)
8177 (let ((minibuffer-setup-hook 'mail-abbrevs-setup)
8178 (minibuffer-local-map message-minibuffer-local-map))
8179 (gmm-flet ((mail-abbrev-in-expansion-header-p nil t))
8180 (read-from-minibuffer prompt initial-contents)))
8181 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
8182 (minibuffer-local-map message-minibuffer-local-map))
8183 (read-string prompt initial-contents))))
8185 (defun message-use-alternative-email-as-from ()
8186 "Set From field of the outgoing message to the first matching
8187 address in `message-alternative-emails', looking at To, Cc and
8188 From headers in the original article."
8189 (require 'mail-utils)
8190 (let* ((fields '("To" "Cc" "From"))
8193 (mail-strip-quoted-names
8194 (mapconcat 'message-fetch-reply-field fields ","))
8198 (if (string-match message-alternative-emails (car emails))
8199 (setq email (car emails)
8202 (unless (or (not email) (equal email user-mail-address))
8203 (message-remove-header "From")
8204 (goto-char (point-max))
8205 (insert "From: " (let ((user-mail-address email)) (message-make-from))
8208 (defun message-options-get (symbol)
8209 (cdr (assq symbol message-options)))
8211 (defun message-options-set (symbol value)
8212 (let ((the-cons (assq symbol message-options)))
8215 (setcdr the-cons value)
8216 (setq message-options (delq the-cons message-options)))
8218 (push (cons symbol value) message-options))))
8221 (defun message-options-set-recipient ()
8223 (message-narrow-to-headers-or-head)
8224 (message-options-set 'message-sender
8225 (mail-strip-quoted-names
8226 (message-fetch-field "from")))
8227 (message-options-set 'message-recipients
8228 (mail-strip-quoted-names
8229 (let ((to (message-fetch-field "to"))
8230 (cc (message-fetch-field "cc"))
8231 (bcc (message-fetch-field "bcc")))
8234 (if (and to cc) ", ")
8236 (if (and (or to cc) bcc) ", ")
8239 (defun message-hide-headers ()
8240 "Hide headers based on the `message-hidden-headers' variable."
8241 (let ((regexps (if (stringp message-hidden-headers)
8242 (list message-hidden-headers)
8243 message-hidden-headers))
8244 (inhibit-point-motion-hooks t)
8245 (after-change-functions nil)
8246 (end-of-headers (point-min)))
8250 (message-narrow-to-headers)
8251 (goto-char (point-min))
8253 (if (not (message-hide-header-p regexps))
8254 (message-next-header)
8255 (let ((begin (point))
8257 (message-next-header)
8258 (setq header (buffer-substring begin (point))
8259 header-len (- (point) begin))
8260 (delete-region begin (point))
8261 (goto-char end-of-headers)
8263 (setq end-of-headers
8264 (+ end-of-headers header-len))))))))
8265 (narrow-to-region end-of-headers (point-max))))
8267 (defun message-hide-header-p (regexps)
8270 (when (eq (car regexps) 'not)
8273 (dolist (regexp regexps)
8274 (setq result (or result (looking-at regexp))))
8279 (declare-function ecomplete-add-item "ecomplete" (type key text))
8280 (declare-function ecomplete-save "ecomplete" ())
8282 (defun message-put-addresses-in-ecomplete ()
8283 (require 'ecomplete)
8284 (dolist (header '("to" "cc" "from" "reply-to"))
8285 (let ((value (message-field-value header)))
8286 (dolist (string (mail-header-parse-addresses value 'raw))
8288 (gnus-replace-in-string
8289 (gnus-replace-in-string string "^ +\\| +$" "") "\n" ""))
8290 (ecomplete-add-item 'mail (car (mail-header-parse-address string))
8294 (autoload 'ecomplete-display-matches "ecomplete")
8296 (defun message-display-abbrev (&optional choose)
8297 "Display the next possible abbrev for the text before point."
8298 (interactive (list t))
8299 (when (and (memq (char-after (point-at-bol)) '(?C ?T ?\t ? ))
8300 (message-point-in-header-p)
8303 (while (and (memq (char-after) '(?\t ? ))
8304 (zerop (forward-line -1))))
8305 (looking-at "To:\\|Cc:")))
8306 (let* ((end (point))
8307 (start (save-excursion
8308 (and (re-search-backward "[\n\t ]" nil t)
8310 (word (when start (buffer-substring start end)))
8311 (match (when (and word
8312 (not (zerop (length word))))
8313 (ecomplete-display-matches 'mail word choose))))
8314 (when (and choose match)
8315 (delete-region start end)
8318 ;; To send pre-formatted letters like the example below, you can use
8319 ;; `message-send-form-letter':
8320 ;; --8<---------------cut here---------------start------------->8---
8321 ;; To: alice@invalid.invalid
8322 ;; Subject: Verification of your contact information
8323 ;; From: Contact verification <admin@foo.invalid>
8324 ;; --text follows this line--
8326 ;; please verify that your contact information is still valid:
8327 ;; Alice A, A avenue 11, 1111 A town, Austria
8328 ;; ----------next form letter message follows this line----------
8329 ;; To: bob@invalid.invalid
8330 ;; Subject: Verification of your contact information
8331 ;; From: Contact verification <admin@foo.invalid>
8332 ;; --text follows this line--
8334 ;; please verify that your contact information is still valid:
8335 ;; Bob, B street 22, 22222 Be town, Belgium
8336 ;; ----------next form letter message follows this line----------
8337 ;; To: charlie@invalid.invalid
8338 ;; Subject: Verification of your contact information
8339 ;; From: Contact verification <admin@foo.invalid>
8340 ;; --text follows this line--
8342 ;; please verify that your contact information is still valid:
8343 ;; Charlie Chaplin, C plaza 33, 33333 C town, Chile
8344 ;; --8<---------------cut here---------------end--------------->8---
8346 ;; FIXME: What is the most common term (circular letter, form letter, serial
8347 ;; letter, standard letter) for such kind of letter? See also
8348 ;; <http://en.wikipedia.org/wiki/Form_letter>
8350 ;; FIXME: Maybe extent message-mode's font-lock support to recognize
8351 ;; `message-form-letter-separator', i.e. highlight each message like a single
8354 (defcustom message-form-letter-separator
8355 "\n----------next form letter message follows this line----------\n"
8356 "Separator for `message-send-form-letter'."
8357 ;; :group 'message-form-letter
8358 :group 'message-various
8359 :version "23.1" ;; No Gnus
8362 (defcustom message-send-form-letter-delay 1
8363 "Delay in seconds when sending a message with `message-send-form-letter'.
8364 Only used when `message-send-form-letter' is called with non-nil
8366 ;; :group 'message-form-letter
8367 :group 'message-various
8368 :version "23.1" ;; No Gnus
8371 (defun message-send-form-letter (&optional force)
8372 "Sent all form letter messages from current buffer.
8373 Unless FORCE, prompt before sending.
8375 The messages are separated by `message-form-letter-separator'.
8376 Header and body are separated by `mail-header-separator'."
8378 (let ((sent 0) (skipped 0)
8382 (goto-char (point-min))
8385 end (if (search-forward message-form-letter-separator nil t)
8386 (- (point) (length message-form-letter-separator) -1)
8390 (buffer-substring-no-properties start end))
8391 (setq buff (generate-new-buffer "*mail - form letter*"))
8392 (with-current-buffer buff
8395 (setq to (message-fetch-field "To"))
8396 (switch-to-buffer buff)
8398 (sit-for message-send-form-letter-delay))
8400 (y-or-n-p (format "Send message to `%s'? " to)))
8402 (setq sent (1+ sent))
8403 (message-send-and-exit))
8404 (message (format "Message to `%s' skipped." to))
8405 (setq skipped (1+ skipped)))
8406 (when (buffer-live-p buff)
8407 (kill-buffer buff))))
8408 (message "%s message(s) sent, %s skipped." sent skipped)))
8410 (defun message-replace-header (header new-value &optional after force)
8411 "Remove HEADER and insert the NEW-VALUE.
8412 If AFTER, insert after this header. If FORCE, insert new field
8413 even if NEW-VALUE is empty."
8414 ;; Similar to `nnheader-replace-header' but for message buffers.
8417 (message-narrow-to-headers)
8418 (message-remove-header header))
8419 (when (or force (> (length new-value) 0))
8421 (message-position-on-field header after)
8422 (message-position-on-field header))
8423 (insert new-value))))
8425 (defcustom message-recipients-without-full-name
8426 (list "ding@gnus.org"
8428 "emacs-devel@gnu.org"
8429 "emacs-pretest-bug@gnu.org"
8430 "bug-gnu-emacs@gnu.org")
8431 "Mail addresses that have no full name.
8432 Used in `message-simplify-recipients'."
8433 ;; Maybe the addresses could be extracted from
8434 ;; `gnus-parameter-to-list-alist'?
8435 :type '(choice (const :tag "None" nil)
8437 :version "23.1" ;; No Gnus
8438 :group 'message-headers)
8440 (defun message-simplify-recipients ()
8442 (dolist (hdr '("Cc" "To"))
8443 (message-replace-header
8447 (if (and message-recipients-without-full-name
8449 (regexp-opt message-recipients-without-full-name)
8453 (message-make-from (car addrcomp) (cadr addrcomp))
8455 (when (message-fetch-field hdr)
8456 (mail-extract-address-components
8457 (message-fetch-field hdr) t))
8460 (when (featurep 'xemacs)
8461 (require 'messagexmas)
8462 (message-xmas-redefine))
8466 (run-hooks 'message-load-hook)
8469 ;; coding: iso-8859-1
8472 ;;; message.el ends here