1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996-2012 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:"
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 "*All headers that match this regexp will be deleted when resending a message."
605 :group 'message-interface
606 :link '(custom-manual "(message)Resending")
607 :type '(repeat :value-to-internal (lambda (widget value)
608 (custom-split-regexp-maybe value))
609 :match (lambda (widget value)
611 (widget-editable-list-match widget value)))
614 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
615 "*All headers that match this regexp will be deleted when forwarding a message."
617 :group 'message-forwarding
618 :type '(repeat :value-to-internal (lambda (widget value)
619 (custom-split-regexp-maybe value))
620 :match (lambda (widget value)
622 (widget-editable-list-match widget value)))
625 (defcustom message-ignored-cited-headers "."
626 "*Delete these headers from the messages you yank."
627 :group 'message-insertion
628 :link '(custom-manual "(message)Insertion Variables")
631 (defcustom message-cite-prefix-regexp
632 ;; In Emacs 24.1 this defaults to the value of
633 ;; `mail-citation-prefix-regexp'; the default value varies according
634 ;; to the Emacs version. In XEmacs 21.4 and 21.5, sendmail.el
636 (if (string-match "[[:digit:]]" "1")
637 ;; Support POSIX? XEmacs 21.5.27 doesn't.
638 "\\([ \t]*[_.[:word:]]+>+\\|[ \t]*[]>|]\\)+"
639 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
640 (let (non-word-constituents)
641 (with-syntax-table text-mode-syntax-table
642 (setq non-word-constituents
644 (if (string-match "\\w" "_") "" "_")
645 (if (string-match "\\w" ".") "" "."))))
646 (if (equal non-word-constituents "")
647 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|]\\)+"
648 (concat "\\([ \t]*\\(\\w\\|["
649 non-word-constituents
650 "]\\)+>+\\|[ \t]*[]>|]\\)+"))))
651 "*Regexp matching the longest possible citation prefix on a line."
653 :group 'message-insertion
654 :link '(custom-manual "(message)Insertion Variables")
656 :set (lambda (symbol value)
658 (custom-set-default symbol value)
659 (if (boundp 'gnus-message-cite-prefix-regexp)
660 (setq gnus-message-cite-prefix-regexp
661 (concat "^\\(?:" value "\\)"))))))
663 (defcustom message-cancel-message "I am canceling my own article.\n"
664 "Message to be inserted in the cancel message."
665 :group 'message-interface
666 :link '(custom-manual "(message)Canceling News")
669 (defun message-send-mail-function ()
670 "Return suitable value for the variable `message-send-mail-function'."
671 (cond ((and (require 'sendmail)
672 (boundp 'sendmail-program)
674 (executable-find sendmail-program))
675 'message-send-mail-with-sendmail)
676 ((and (locate-library "smtpmail")
677 (boundp 'smtpmail-default-smtp-server)
678 smtpmail-default-smtp-server)
679 'message-smtpmail-send-it)
680 ((locate-library "mailclient")
681 'message-send-mail-with-mailclient)
683 (error "Don't know how to send mail. Please customize `message-send-mail-function'"))))
685 ;; Useful to set in site-init.el
686 (defcustom message-send-mail-function
687 (cond ((eq send-mail-function 'smtpmail-send-it) 'message-smtpmail-send-it)
688 ((eq send-mail-function 'feedmail-send-it) 'feedmail-send-it)
689 ((eq send-mail-function 'sendmail-query-once) 'sendmail-query-once)
690 ((eq send-mail-function 'mailclient-send-it)
691 'message-send-mail-with-mailclient)
692 (t (message-send-mail-function)))
693 "Function to call to send the current buffer as mail.
694 The headers should be delimited by a line whose contents match the
695 variable `mail-header-separator'.
697 Valid values include `message-send-mail-with-sendmail'
698 `message-send-mail-with-mh', `message-send-mail-with-qmail',
699 `message-smtpmail-send-it', `smtpmail-send-it',
700 `feedmail-send-it' and `message-send-mail-with-mailclient'. The
701 default is system dependent and determined by the function
702 `message-send-mail-function'.
704 See also `send-mail-function'."
705 :type '(radio (function-item message-send-mail-with-sendmail)
706 (function-item message-send-mail-with-mh)
707 (function-item message-send-mail-with-qmail)
708 (function-item message-smtpmail-send-it)
709 (function-item smtpmail-send-it)
710 (function-item feedmail-send-it)
711 (function-item message-send-mail-with-mailclient
712 :tag "Use Mailclient package")
713 (function :tag "Other"))
714 :group 'message-sending
716 :initialize 'custom-initialize-default
717 :link '(custom-manual "(message)Mail Variables")
718 :group 'message-mail)
720 (defcustom message-send-news-function 'message-send-news
721 "Function to call to send the current buffer as news.
722 The headers should be delimited by a line whose contents match the
723 variable `mail-header-separator'."
724 :group 'message-sending
726 :link '(custom-manual "(message)News Variables")
729 (defcustom message-reply-to-function nil
730 "If non-nil, function that should return a list of headers.
731 This function should pick out addresses from the To, Cc, and From headers
732 and respond with new To and Cc headers."
733 :group 'message-interface
734 :link '(custom-manual "(message)Reply")
735 :type '(choice function (const nil)))
737 (defcustom message-wide-reply-to-function nil
738 "If non-nil, function that should return a list of headers.
739 This function should pick out addresses from the To, Cc, and From headers
740 and respond with new To and Cc headers."
741 :group 'message-interface
742 :link '(custom-manual "(message)Wide Reply")
743 :type '(choice function (const nil)))
745 (defcustom message-followup-to-function nil
746 "If non-nil, function that should return a list of headers.
747 This function should pick out addresses from the To, Cc, and From headers
748 and respond with new To and Cc headers."
749 :group 'message-interface
750 :link '(custom-manual "(message)Followup")
751 :type '(choice function (const nil)))
753 (defcustom message-extra-wide-headers nil
754 "If non-nil, a list of additional address headers.
755 These are used when composing a wide reply."
756 :group 'message-sending
757 :type '(repeat string))
759 (defcustom message-use-followup-to 'ask
760 "*Specifies what to do with Followup-To header.
761 If nil, always ignore the header. If it is t, use its value, but
762 query before using the \"poster\" value. If it is the symbol `ask',
763 always query the user whether to use the value. If it is the symbol
764 `use', always use the value."
765 :group 'message-interface
766 :link '(custom-manual "(message)Followup")
767 :type '(choice (const :tag "ignore" nil)
768 (const :tag "use & query" t)
772 (defcustom message-use-mail-followup-to 'use
773 "*Specifies what to do with Mail-Followup-To header.
774 If nil, always ignore the header. If it is the symbol `ask', always
775 query the user whether to use the value. If it is the symbol `use',
776 always use the value."
778 :group 'message-interface
779 :link '(custom-manual "(message)Mailing Lists")
780 :type '(choice (const :tag "ignore" nil)
784 (defcustom message-subscribed-address-functions nil
785 "*Specifies functions for determining list subscription.
786 If nil, do not attempt to determine list subscription with functions.
787 If non-nil, this variable contains a list of functions which return
788 regular expressions to match lists. These functions can be used in
789 conjunction with `message-subscribed-regexps' and
790 `message-subscribed-addresses'."
792 :group 'message-interface
793 :link '(custom-manual "(message)Mailing Lists")
794 :type '(repeat sexp))
796 (defcustom message-subscribed-address-file nil
797 "*A file containing addresses the user is subscribed to.
798 If nil, do not look at any files to determine list subscriptions. If
799 non-nil, each line of this file should be a mailing list address."
801 :group 'message-interface
802 :link '(custom-manual "(message)Mailing Lists")
803 :type '(radio file (const nil)))
805 (defcustom message-subscribed-addresses nil
806 "*Specifies a list of addresses the user is subscribed to.
807 If nil, do not use any predefined list subscriptions. This list of
808 addresses can be used in conjunction with
809 `message-subscribed-address-functions' and `message-subscribed-regexps'."
811 :group 'message-interface
812 :link '(custom-manual "(message)Mailing Lists")
813 :type '(repeat string))
815 (defcustom message-subscribed-regexps nil
816 "*Specifies a list of addresses the user is subscribed to.
817 If nil, do not use any predefined list subscriptions. This list of
818 regular expressions can be used in conjunction with
819 `message-subscribed-address-functions' and `message-subscribed-addresses'."
821 :group 'message-interface
822 :link '(custom-manual "(message)Mailing Lists")
823 :type '(repeat regexp))
825 (defcustom message-allow-no-recipients 'ask
826 "Specifies what to do when there are no recipients other than Gcc/Fcc.
827 If it is the symbol `always', the posting is allowed. If it is the
828 symbol `never', the posting is not allowed. If it is the symbol
829 `ask', you are prompted."
831 :group 'message-interface
832 :link '(custom-manual "(message)Message Headers")
833 :type '(choice (const always)
837 (defcustom message-sendmail-f-is-evil nil
838 "*Non-nil means don't add \"-f username\" to the sendmail command line.
839 Doing so would be even more evil than leaving it out."
840 :group 'message-sending
841 :link '(custom-manual "(message)Mail Variables")
844 (defcustom message-sendmail-envelope-from nil
845 ;; In Emacs 24.1 this defaults to the value of `mail-envelope-from'
846 ;; if it is available, or defaults to nil. sendmail.el provides it;
847 ;; the default value is nil in all (X)Emacsen that Gnus supports.
848 "*Envelope-from when sending mail with sendmail.
849 If this is nil, use `user-mail-address'. If it is the symbol
850 `header', use the From: header of the message."
852 :type '(choice (string :tag "From name")
853 (const :tag "Use From: header from message" header)
854 (const :tag "Use `user-mail-address'" nil))
855 :link '(custom-manual "(message)Mail Variables")
856 :group 'message-sending)
858 (defcustom message-sendmail-extra-arguments nil
859 "Additional arguments to `sendmail-program'."
860 ;; E.g. '("-a" "account") for msmtp
861 :version "23.1" ;; No Gnus
862 :type '(repeat string)
863 ;; :link '(custom-manual "(message)Mail Variables")
864 :group 'message-sending)
866 ;; qmail-related stuff
867 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
868 "Location of the qmail-inject program."
869 :group 'message-sending
870 :link '(custom-manual "(message)Mail Variables")
873 (defcustom message-qmail-inject-args nil
874 "Arguments passed to qmail-inject programs.
875 This should be a list of strings, one string for each argument.
876 It may also be a function.
878 For e.g., if you wish to set the envelope sender address so that bounces
879 go to the right place or to deal with listserv's usage of that address, you
880 might set this variable to '(\"-f\" \"you@some.where\")."
881 :group 'message-sending
882 :link '(custom-manual "(message)Mail Variables")
883 :type '(choice (function)
886 (defvar gnus-post-method)
887 (defvar gnus-select-method)
888 (defcustom message-post-method
889 (cond ((and (boundp 'gnus-post-method)
890 (listp gnus-post-method)
893 ((boundp 'gnus-select-method)
896 "*Method used to post news.
897 Note that when posting from inside Gnus, for instance, this
898 variable isn't used."
900 :group 'message-sending
901 ;; This should be the `gnus-select-method' widget, but that might
902 ;; create a dependence to `gnus.el'.
905 (defcustom message-generate-headers-first nil
906 "Which headers should be generated before starting to compose a message.
907 If t, generate all required headers. This can also be a list of headers to
908 generate. The variables `message-required-news-headers' and
909 `message-required-mail-headers' specify which headers to generate.
911 Note that the variable `message-deletable-headers' specifies headers which
912 are to be deleted and then re-generated before sending, so this variable
913 will not have a visible effect for those headers."
914 :group 'message-headers
915 :link '(custom-manual "(message)Message Headers")
916 :type '(choice (const :tag "None" nil)
918 (repeat (sexp :tag "Header"))))
920 (defcustom message-fill-column 72
921 "Column beyond which automatic line-wrapping should happen.
922 Local value for message buffers. If non-nil, also turn on
923 auto-fill in message buffers."
924 :group 'message-various
925 ;; :link '(custom-manual "(message)Message Headers")
926 :type '(choice (const :tag "Don't turn on auto fill" nil)
929 (defcustom message-setup-hook nil
930 "Normal hook, run each time a new outgoing message is initialized.
931 The function `message-setup' runs this hook."
932 :group 'message-various
933 :link '(custom-manual "(message)Various Message Variables")
936 (defcustom message-cancel-hook nil
937 "Hook run when canceling articles."
938 :group 'message-various
939 :link '(custom-manual "(message)Various Message Variables")
942 (defcustom message-signature-setup-hook nil
943 "Normal hook, run each time a new outgoing message is initialized.
944 It is run after the headers have been inserted and before
945 the signature is inserted."
946 :group 'message-various
947 :link '(custom-manual "(message)Various Message Variables")
950 (defcustom message-mode-hook nil
951 "Hook run in message mode buffers."
952 :group 'message-various
955 (defcustom message-header-hook nil
956 "Hook run in a message mode buffer narrowed to the headers."
957 :group 'message-various
960 (defcustom message-header-setup-hook nil
961 "Hook called narrowed to the headers when setting up a message buffer."
962 :group 'message-various
963 :link '(custom-manual "(message)Various Message Variables")
966 (defcustom message-minibuffer-local-map
967 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
968 (set-keymap-parent map minibuffer-local-map)
970 "Keymap for `message-read-from-minibuffer'."
972 :group 'message-various)
974 (defcustom message-citation-line-function 'message-insert-citation-line
975 "*Function called to insert the \"Whomever writes:\" line.
977 Predefined functions include `message-insert-citation-line' and
978 `message-insert-formatted-citation-line' (see the variable
979 `message-citation-line-format').
981 Note that Gnus provides a feature where the reader can click on
982 `writes:' to hide the cited text. If you change this line too much,
983 people who read your message will have to change their Gnus
984 configuration. See the variable `gnus-cite-attribution-suffix'."
986 (function-item :tag "plain" message-insert-citation-line)
987 (function-item :tag "formatted" message-insert-formatted-citation-line)
988 (function :tag "Other"))
989 :link '(custom-manual "(message)Insertion Variables")
990 :group 'message-insertion)
992 (defcustom message-citation-line-format "On %a, %b %d %Y, %N wrote:\n"
993 "Format of the \"Whomever writes:\" line.
995 The string is formatted using `format-spec'. The following
996 constructs are replaced:
998 %f The full From, e.g. \"John Doe <john.doe@example.invalid>\".
999 %n The mail address, e.g. \"john.doe@example.invalid\".
1000 %N The real name if present, e.g.: \"John Doe\", else fall
1001 back to the mail address.
1002 %F The first name if present, e.g.: \"John\".
1003 %L The last name if present, e.g.: \"Doe\".
1005 All other format specifiers are passed to `format-time-string'
1006 which is called using the date from the article your replying to.
1007 Extracting the first (%F) and last name (%L) is done
1008 heuristically, so you should always check it yourself.
1010 Please also read the note in the documentation of
1011 `message-citation-line-function'."
1012 :type '(choice (const :tag "Plain" "%f writes:")
1013 (const :tag "Include date" "On %a, %b %d %Y, %n wrote:")
1015 :link '(custom-manual "(message)Insertion Variables")
1016 :version "23.1" ;; No Gnus
1017 :group 'message-insertion)
1019 (defcustom message-yank-prefix "> "
1020 ;; In Emacs 24.1 this defaults to the value of `mail-yank-prefix'
1021 ;; that defaults to:
1022 ;; `nil' in Emacs 22.1~23.1;
1023 ;; "> " in Emacs 23.2, 24.1, XEmacs 21.4, 21.5, and SXEmacs 22.1
1024 "*Prefix inserted on the lines of yanked messages.
1025 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1026 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
1029 :link '(custom-manual "(message)Insertion Variables")
1030 :group 'message-insertion)
1032 (defcustom message-yank-cited-prefix ">"
1033 "*Prefix inserted on cited lines of yanked messages.
1034 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1035 See also `message-yank-prefix' and `message-yank-empty-prefix'."
1038 :link '(custom-manual "(message)Insertion Variables")
1039 :group 'message-insertion)
1041 (defcustom message-yank-empty-prefix ">"
1042 "*Prefix inserted on empty lines of yanked messages.
1043 See also `message-yank-prefix' and `message-yank-cited-prefix'."
1046 :link '(custom-manual "(message)Insertion Variables")
1047 :group 'message-insertion)
1049 (defcustom message-indentation-spaces 3
1050 ;; In Emacs 24.1 this defaults to the value of
1051 ;; `mail-indentation-spaces' that defaults to `3' in Emacs 22.1~24.1,
1052 ;; and SXEmacs 22.1. In XEmacs 21.4 and 21.5, sendmail.el provides
1053 ;; it; the defalut value is `3'.
1054 "*Number of spaces to insert at the beginning of each cited line.
1055 Used by `message-yank-original' via `message-yank-cite'."
1057 :group 'message-insertion
1058 :link '(custom-manual "(message)Insertion Variables")
1061 (defcustom message-cite-function 'message-cite-original-without-signature
1062 "*Function for citing an original message.
1063 Predefined functions include `message-cite-original' and
1064 `message-cite-original-without-signature'.
1065 Note that these functions use `mail-citation-hook' if that is non-nil."
1066 :type '(radio (function-item message-cite-original)
1067 (function-item message-cite-original-without-signature)
1068 (function-item sc-cite-original)
1069 (function :tag "Other"))
1070 :link '(custom-manual "(message)Insertion Variables")
1071 :version "22.3" ;; Gnus 5.10.12 (changed default)
1072 :group 'message-insertion)
1074 (defcustom message-indent-citation-function 'message-indent-citation
1075 "*Function for modifying a citation just inserted in the mail buffer.
1076 This can also be a list of functions. Each function can find the
1077 citation between (point) and (mark t). And each function should leave
1078 point and mark around the citation text as modified."
1080 :link '(custom-manual "(message)Insertion Variables")
1081 :group 'message-insertion)
1083 (defcustom message-signature t
1084 ;; In Emacs 24.1 this defaults to the value of `mail-signature' that
1086 ;; `nil' in Emacs 22.1~23.1, XEmacs 21.4, 21.5, and SXEmacs 22.1;
1087 ;; `t' in Emacs 23.2, and 24.1
1088 "*String to be inserted at the end of the message buffer.
1089 If t, the `message-signature-file' file will be inserted instead.
1090 If a function, the result from the function will be used instead.
1091 If a form, the result from the form will be used instead."
1094 :link '(custom-manual "(message)Insertion Variables")
1095 :group 'message-insertion)
1097 (defcustom message-signature-file "~/.signature"
1098 ;; In Emacs 24.1 this defaults to the value of `mail-signature-file'
1099 ;; that defaults to "~/.signature" in Emacs 22.1~24.1, and SXEmacs
1100 ;; 22.1. In XEmacs 21.4 and 21.5, sendmail.el provides it;
1101 ;; the defalut value is "~/.signature".
1102 "*Name of file containing the text inserted at end of message buffer.
1103 Ignored if the named file doesn't exist.
1104 If nil, don't insert a signature.
1105 If a path is specified, the value of `message-signature-directory' is ignored,
1108 :type '(choice file (const :tags "None" nil))
1109 :link '(custom-manual "(message)Insertion Variables")
1110 :group 'message-insertion)
1112 (defcustom message-signature-directory nil
1113 "*Name of directory containing signature files.
1114 Comes in handy if you have many such files, handled via posting styles for
1116 If nil, `message-signature-file' is expected to specify the directory if
1118 :type '(choice string (const :tags "None" nil))
1119 :link '(custom-manual "(message)Insertion Variables")
1120 :group 'message-insertion)
1122 (defcustom message-signature-insert-empty-line t
1123 "*If non-nil, insert an empty line before the signature separator."
1126 :link '(custom-manual "(message)Insertion Variables")
1127 :group 'message-insertion)
1129 (defcustom message-cite-reply-position 'traditional
1130 "*Where the reply should be positioned.
1131 If `traditional', reply inline.
1132 If `above', reply above quoted text.
1133 If `below', reply below quoted text.
1135 Note: Many newsgroups frown upon nontraditional reply styles. You
1136 probably want to set this variable only for specific groups,
1137 e.g. using `gnus-posting-styles':
1139 (eval (set (make-local-variable 'message-cite-reply-position) 'above))"
1140 :type '(choice (const :tag "Reply inline" 'traditional)
1141 (const :tag "Reply above" 'above)
1142 (const :tag "Reply below" 'below))
1143 :group 'message-insertion)
1145 (defcustom message-cite-style nil
1146 "*The overall style to be used when yanking cited text.
1147 Value is either `nil' (no variable overrides) or a let-style list
1148 of pairs (VARIABLE VALUE) that will be bound in
1149 `message-yank-original' to do the quoting.
1151 Presets to impersonate popular mail agents are found in the
1152 message-cite-style-* variables. This variable is intended for
1153 use in `gnus-posting-styles', such as:
1155 ((posting-from-work-p) (eval (set (make-local-variable 'message-cite-style) message-cite-style-outlook)))"
1157 :group 'message-insertion
1158 :type '(choice (const :tag "Do not override variables" :value nil)
1159 (const :tag "MS Outlook" :value message-cite-style-outlook)
1160 (const :tag "Mozilla Thunderbird" :value message-cite-style-thunderbird)
1161 (const :tag "Gmail" :value message-cite-style-gmail)
1162 (variable :tag "User-specified")))
1164 (defconst message-cite-style-outlook
1165 '((message-cite-function 'message-cite-original)
1166 (message-citation-line-function 'message-insert-formatted-citation-line)
1167 (message-cite-reply-position 'above)
1168 (message-yank-prefix "")
1169 (message-yank-cited-prefix "")
1170 (message-yank-empty-prefix "")
1171 (message-citation-line-format "\n\n-----------------------\nOn %a, %b %d %Y, %N wrote:\n"))
1172 "Message citation style used by MS Outlook. Use with message-cite-style.")
1174 (defconst message-cite-style-thunderbird
1175 '((message-cite-function 'message-cite-original)
1176 (message-citation-line-function 'message-insert-formatted-citation-line)
1177 (message-cite-reply-position 'above)
1178 (message-yank-prefix "> ")
1179 (message-yank-cited-prefix ">")
1180 (message-yank-empty-prefix ">")
1181 (message-citation-line-format "On %D %R %p, %N wrote:"))
1182 "Message citation style used by Mozilla Thunderbird. Use with message-cite-style.")
1184 (defconst message-cite-style-gmail
1185 '((message-cite-function 'message-cite-original)
1186 (message-citation-line-function 'message-insert-formatted-citation-line)
1187 (message-cite-reply-position 'above)
1188 (message-yank-prefix " ")
1189 (message-yank-cited-prefix " ")
1190 (message-yank-empty-prefix " ")
1191 (message-citation-line-format "On %e %B %Y %R, %f wrote:\n"))
1192 "Message citation style used by Gmail. Use with message-cite-style.")
1194 (defcustom message-distribution-function nil
1195 "*Function called to return a Distribution header."
1196 :group 'message-news
1197 :group 'message-headers
1198 :link '(custom-manual "(message)News Headers")
1199 :type '(choice function (const nil)))
1201 (defcustom message-expires 14
1202 "Number of days before your article expires."
1203 :group 'message-news
1204 :group 'message-headers
1205 :link '(custom-manual "(message)News Headers")
1208 (defcustom message-user-path nil
1209 "If nil, use the NNTP server name in the Path header.
1210 If stringp, use this; if non-nil, use no host name (user name only)."
1211 :group 'message-news
1212 :group 'message-headers
1213 :link '(custom-manual "(message)News Headers")
1214 :type '(choice (const :tag "nntp" nil)
1215 (string :tag "name")
1216 (sexp :tag "none" :format "%t" t)))
1218 ;; This can be the name of a buffer, or a cons cell (FUNCTION . ARGS)
1219 ;; for yanking the original buffer.
1220 (defvar message-reply-buffer nil)
1221 (defvar message-reply-headers nil
1222 "The headers of the current replied article.
1223 It is a vector of the following headers:
1224 \[number subject from date id references chars lines xref extra].")
1225 (defvar message-newsreader nil)
1226 (defvar message-mailer nil)
1227 (defvar message-sent-message-via nil)
1228 (defvar message-checksum nil)
1229 (defvar message-send-actions nil
1230 "A list of actions to be performed upon successful sending of a message.")
1231 (defvar message-return-action nil
1232 "Action to return to the caller after sending or postponing a message.")
1233 (defvar message-exit-actions nil
1234 "A list of actions to be performed upon exiting after sending a message.")
1235 (defvar message-kill-actions nil
1236 "A list of actions to be performed before killing a message buffer.")
1237 (defvar message-postpone-actions nil
1238 "A list of actions to be performed after postponing a message.")
1240 (define-widget 'message-header-lines 'text
1241 "All header lines must be LFD terminated."
1242 :format "%{%t%}:%n%v"
1243 :valid-regexp "^\\'"
1244 :error "All header lines must be newline terminated")
1246 (defcustom message-default-headers ""
1247 "Header lines to be inserted in outgoing messages.
1248 This can be set to a string containing or a function returning
1249 header lines to be inserted before you edit the message, so you
1250 can edit or delete these lines. If set to a function, it is
1251 called and its result is inserted."
1253 :group 'message-headers
1254 :link '(custom-manual "(message)Message Headers")
1256 (message-header-lines :tag "String")
1257 (function :tag "Function")))
1259 (defcustom message-default-mail-headers
1260 ;; Ease the transition from mail-mode to message-mode. See bugs#4431, 5555.
1261 (concat (if (and (boundp 'mail-default-reply-to)
1262 (stringp mail-default-reply-to))
1263 (format "Reply-to: %s\n" mail-default-reply-to))
1264 (if (and (boundp 'mail-self-blind)
1266 (format "BCC: %s\n" user-mail-address))
1267 (if (and (boundp 'mail-archive-file-name)
1268 (stringp mail-archive-file-name))
1269 (format "FCC: %s\n" mail-archive-file-name))
1270 ;; Use the value of `mail-default-headers' if available.
1271 ;; Note: as for XEmacs 21.4 and 21.5, it is unavailable
1272 ;; unless sendmail.el is loaded.
1273 (if (boundp 'mail-default-headers)
1274 mail-default-headers))
1275 "*A string of header lines to be inserted in outgoing mails."
1277 :group 'message-headers
1278 :group 'message-mail
1279 :link '(custom-manual "(message)Mail Headers")
1280 :type 'message-header-lines)
1282 (defcustom message-default-news-headers ""
1283 "*A string of header lines to be inserted in outgoing news articles."
1284 :group 'message-headers
1285 :group 'message-news
1286 :link '(custom-manual "(message)News Headers")
1287 :type 'message-header-lines)
1289 ;; Note: could use /usr/ucb/mail instead of sendmail;
1290 ;; options -t, and -v if not interactive.
1291 (defcustom message-mailer-swallows-blank-line
1292 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1293 system-configuration)
1294 (file-readable-p "/etc/sendmail.cf")
1296 (insert-file-contents "/etc/sendmail.cf")
1297 (goto-char (point-min))
1298 (let ((case-fold-search nil))
1299 (re-search-forward "^OR\\>" nil t))))
1300 ;; According to RFC822, "The field-name must be composed of printable
1301 ;; ASCII characters (i. e., characters that have decimal values between
1302 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1304 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1305 "*Set this non-nil if the system's mailer runs the header and body together.
1306 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1307 The value should be an expression to test whether the problem will
1309 :group 'message-sending
1310 :link '(custom-manual "(message)Mail Variables")
1314 (define-mail-user-agent 'message-user-agent
1315 'message-mail 'message-send-and-exit
1316 'message-kill-buffer 'message-send-hook)
1318 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1319 "If non-nil, delete the deletable headers before feeding to mh.")
1321 (defvar message-send-method-alist
1322 '((news message-news-p message-send-via-news)
1323 (mail message-mail-p message-send-via-mail))
1324 "Alist of ways to send outgoing messages.
1325 Each element has the form
1327 \(TYPE PREDICATE FUNCTION)
1329 where TYPE is a symbol that names the method; PREDICATE is a function
1330 called without any parameters to determine whether the message is
1331 a message of type TYPE; and FUNCTION is a function to be called if
1332 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1335 (defcustom message-mail-alias-type 'abbrev
1336 "*What alias expansion type to use in Message buffers.
1337 The default is `abbrev', which uses mailabbrev. `ecomplete' uses
1338 an electric completion mode. nil switches mail aliases off.
1339 This can also be a list of values."
1341 :link '(custom-manual "(message)Mail Aliases")
1342 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1343 (const :tag "Use ecomplete" ecomplete)
1344 (const :tag "No expansion" nil)))
1346 (defcustom message-self-insert-commands '(self-insert-command)
1347 "List of `self-insert-command's used to trigger ecomplete.
1348 When one of those commands is invoked to enter a character in To or Cc
1349 header, ecomplete will suggest the candidates of recipients (see also
1350 `message-mail-alias-type'). If you use some tool to enter non-ASCII
1351 text and it replaces `self-insert-command' with the other command, e.g.
1352 `egg-self-insert-command', you may want to add it to this list."
1353 :group 'message-various
1354 :type '(repeat function))
1356 (defcustom message-auto-save-directory
1357 (if (file-writable-p message-directory)
1358 (file-name-as-directory (expand-file-name "drafts" message-directory))
1360 "*Directory where Message auto-saves buffers if Gnus isn't running.
1361 If nil, Message won't auto-save."
1362 :group 'message-buffers
1363 :link '(custom-manual "(message)Various Message Variables")
1364 :type '(choice directory (const :tag "Don't auto-save" nil)))
1366 (defcustom message-default-charset
1367 (and (not (mm-multibyte-p)) 'iso-8859-1)
1368 "Default charset used in non-MULE Emacsen.
1369 If nil, you might be asked to input the charset."
1372 :link '(custom-manual "(message)Various Message Variables")
1375 (defcustom message-dont-reply-to-names
1376 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1377 "*Addresses to prune when doing wide replies.
1378 This can be a regexp or a list of regexps. Also, a value of nil means
1379 exclude your own user name only."
1382 :link '(custom-manual "(message)Wide Reply")
1383 :type '(choice (const :tag "Yourself" nil)
1385 (repeat :tag "Regexp List" regexp)))
1387 (defsubst message-dont-reply-to-names ()
1388 (gmm-regexp-concat message-dont-reply-to-names))
1390 (defvar message-shoot-gnksa-feet nil
1391 "*A list of GNKSA feet you are allowed to shoot.
1392 Gnus gives you all the opportunity you could possibly want for
1393 shooting yourself in the foot. Also, Gnus allows you to shoot the
1394 feet of Good Net-Keeping Seal of Approval. The following are foot
1396 `empty-article' Allow you to post an empty article;
1397 `quoted-text-only' Allow you to post quoted text only;
1398 `multiple-copies' Allow you to post multiple copies;
1399 `cancel-messages' Allow you to cancel or supersede messages from
1400 your other email addresses;
1401 `canlock-verify' Allow you to cancel messages without verifying canlock.")
1403 (defsubst message-gnksa-enable-p (feature)
1404 (or (not (listp message-shoot-gnksa-feet))
1405 (memq feature message-shoot-gnksa-feet)))
1407 (defcustom message-hidden-headers '("^References:" "^Face:" "^X-Face:"
1409 "Regexp of headers to be hidden when composing new messages.
1410 This can also be a list of regexps to match headers. Or a list
1411 starting with `not' and followed by regexps."
1414 :link '(custom-manual "(message)Message Headers")
1416 :format "%{%t%}: %[Value Type%] %v"
1417 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1418 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1419 (regexp :format "%t: %v"))
1420 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1422 (repeat :format "%v%i"
1423 (regexp :format "%t: %v")))))
1425 (defcustom message-cite-articles-with-x-no-archive t
1426 "If non-nil, cite text from articles that has X-No-Archive set."
1430 ;;; Internal variables.
1431 ;;; Well, not really internal.
1433 (defvar message-mode-syntax-table
1434 (let ((table (copy-syntax-table text-mode-syntax-table)))
1435 (modify-syntax-entry ?% ". " table)
1436 (modify-syntax-entry ?> ". " table)
1437 (modify-syntax-entry ?< ". " table)
1439 "Syntax table used while in Message mode.")
1441 (defface message-header-to
1444 (:foreground "DarkOliveGreen1" :bold t))
1447 (:foreground "MidnightBlue" :bold t))
1449 (:bold t :italic t)))
1450 "Face used for displaying From headers."
1451 :group 'message-faces)
1452 ;; backward-compatibility alias
1453 (put 'message-header-to-face 'face-alias 'message-header-to)
1454 (put 'message-header-to-face 'obsolete-face "22.1")
1456 (defface message-header-cc
1459 (:foreground "chartreuse1" :bold t))
1462 (:foreground "MidnightBlue"))
1465 "Face used for displaying Cc headers."
1466 :group 'message-faces)
1467 ;; backward-compatibility alias
1468 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1469 (put 'message-header-cc-face 'obsolete-face "22.1")
1471 (defface message-header-subject
1474 (:foreground "OliveDrab1"))
1477 (:foreground "navy blue" :bold t))
1480 "Face used for displaying subject headers."
1481 :group 'message-faces)
1482 ;; backward-compatibility alias
1483 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1484 (put 'message-header-subject-face 'obsolete-face "22.1")
1486 (defface message-header-newsgroups
1489 (:foreground "yellow" :bold t :italic t))
1492 (:foreground "blue4" :bold t :italic t))
1494 (:bold t :italic t)))
1495 "Face used for displaying newsgroups headers."
1496 :group 'message-faces)
1497 ;; backward-compatibility alias
1498 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1499 (put 'message-header-newsgroups-face 'obsolete-face "22.1")
1501 (defface message-header-other
1504 (:foreground "VioletRed1"))
1507 (:foreground "steel blue"))
1509 (:bold t :italic t)))
1510 "Face used for displaying newsgroups headers."
1511 :group 'message-faces)
1512 ;; backward-compatibility alias
1513 (put 'message-header-other-face 'face-alias 'message-header-other)
1514 (put 'message-header-other-face 'obsolete-face "22.1")
1516 (defface message-header-name
1519 (:foreground "green"))
1522 (:foreground "cornflower blue"))
1525 "Face used for displaying header names."
1526 :group 'message-faces)
1527 ;; backward-compatibility alias
1528 (put 'message-header-name-face 'face-alias 'message-header-name)
1529 (put 'message-header-name-face 'obsolete-face "22.1")
1531 (defface message-header-xheader
1534 (:foreground "DeepSkyBlue1"))
1537 (:foreground "blue"))
1540 "Face used for displaying X-Header headers."
1541 :group 'message-faces)
1542 ;; backward-compatibility alias
1543 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1544 (put 'message-header-xheader-face 'obsolete-face "22.1")
1546 (defface message-separator
1549 (:foreground "LightSkyBlue1"))
1552 (:foreground "brown"))
1555 "Face used for displaying the separator."
1556 :group 'message-faces)
1557 ;; backward-compatibility alias
1558 (put 'message-separator-face 'face-alias 'message-separator)
1559 (put 'message-separator-face 'obsolete-face "22.1")
1561 (defface message-cited-text
1564 (:foreground "LightPink1"))
1567 (:foreground "red"))
1570 "Face used for displaying cited text names."
1571 :group 'message-faces)
1572 ;; backward-compatibility alias
1573 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1574 (put 'message-cited-text-face 'obsolete-face "22.1")
1576 (defface message-mml
1579 (:foreground "MediumSpringGreen"))
1582 (:foreground "ForestGreen"))
1585 "Face used for displaying MML."
1586 :group 'message-faces)
1587 ;; backward-compatibility alias
1588 (put 'message-mml-face 'face-alias 'message-mml)
1589 (put 'message-mml-face 'obsolete-face "22.1")
1591 (defun message-font-lock-make-header-matcher (regexp)
1594 (let ((start (point)))
1597 (goto-char (point-min))
1598 (if (re-search-forward
1599 (concat "^" (regexp-quote mail-header-separator) "$")
1601 (setq limit (min limit (match-beginning 0))))
1603 (and (< start limit)
1604 (re-search-forward ,regexp limit t))))))
1605 (if (featurep 'bytecomp)
1609 (defvar message-font-lock-keywords
1610 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1611 `((,(message-font-lock-make-header-matcher
1612 (concat "^\\([Tt]o:\\)" content))
1613 (1 'message-header-name)
1614 (2 'message-header-to nil t))
1615 (,(message-font-lock-make-header-matcher
1616 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1617 (1 'message-header-name)
1618 (2 'message-header-cc nil t))
1619 (,(message-font-lock-make-header-matcher
1620 (concat "^\\([Ss]ubject:\\)" content))
1621 (1 'message-header-name)
1622 (2 'message-header-subject nil t))
1623 (,(message-font-lock-make-header-matcher
1624 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1625 (1 'message-header-name)
1626 (2 'message-header-newsgroups nil t))
1627 (,(message-font-lock-make-header-matcher
1628 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1629 (1 'message-header-name)
1630 (2 'message-header-xheader))
1631 (,(message-font-lock-make-header-matcher
1632 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1633 (1 'message-header-name)
1634 (2 'message-header-other nil t))
1635 ,@(if (and mail-header-separator
1636 (not (equal mail-header-separator "")))
1637 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1638 1 'message-separator))
1641 (re-search-forward (concat "^\\("
1642 message-cite-prefix-regexp
1645 (0 'message-cited-text))
1646 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1648 "Additional expressions to highlight in Message mode.")
1651 ;; XEmacs does it like this. For Emacs, we have to set the
1652 ;; `font-lock-defaults' buffer-local variable.
1653 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1655 (defvar message-face-alist
1656 '((bold . message-bold-region)
1657 (underline . underline-region)
1658 (default . (lambda (b e)
1659 (message-unbold-region b e)
1660 (ununderline-region b e))))
1661 "Alist of mail and news faces for facemenu.
1662 The cdr of each entry is a function for applying the face to a region.")
1664 (defcustom message-send-hook nil
1665 "Hook run before sending messages.
1666 This hook is run quite early when sending."
1667 :group 'message-various
1668 :options '(ispell-message)
1669 :link '(custom-manual "(message)Various Message Variables")
1672 (defcustom message-send-mail-hook nil
1673 "Hook run before sending mail messages.
1674 This hook is run very late -- just before the message is sent as
1676 :group 'message-various
1677 :link '(custom-manual "(message)Various Message Variables")
1680 (defcustom message-send-news-hook nil
1681 "Hook run before sending news messages.
1682 This hook is run very late -- just before the message is sent as
1684 :group 'message-various
1685 :link '(custom-manual "(message)Various Message Variables")
1688 (defcustom message-sent-hook nil
1689 "Hook run after sending messages."
1690 :group 'message-various
1693 (defvar message-send-coding-system 'binary
1694 "Coding system to encode outgoing mail.")
1696 (defvar message-draft-coding-system
1697 mm-auto-save-coding-system
1698 "*Coding system to compose mail.
1699 If you'd like to make it possible to share draft files between XEmacs
1700 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1701 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1703 (defcustom message-send-mail-partially-limit nil
1704 "The limitation of messages sent as message/partial.
1705 The lower bound of message size in characters, beyond which the message
1706 should be sent in several parts. If it is nil, the size is unlimited."
1708 :group 'message-buffers
1709 :link '(custom-manual "(message)Mail Variables")
1710 :type '(choice (const :tag "unlimited" nil)
1713 (defcustom message-alternative-emails nil
1714 "*Regexp matching alternative email addresses.
1715 The first address in the To, Cc or From headers of the original
1716 article matching this variable is used as the From field of
1719 This variable has precedence over posting styles and anything that runs
1720 off `message-setup-hook'."
1721 :group 'message-headers
1722 :link '(custom-manual "(message)Message Headers")
1723 :type '(choice (const :tag "Always use primary" nil)
1726 (defcustom message-hierarchical-addresses nil
1727 "A list of hierarchical mail address definitions.
1729 Inside each entry, the first address is the \"top\" address, and
1730 subsequent addresses are subaddresses; this is used to indicate that
1731 mail sent to the first address will automatically be delivered to the
1732 subaddresses. So if the first address appears in the recipient list
1733 for a message, the subaddresses will be removed (if present) before
1734 the mail is sent. All addresses in this structure should be
1737 :group 'message-headers
1738 :type '(repeat (repeat string)))
1740 (defcustom message-mail-user-agent nil
1741 "Like `mail-user-agent'.
1742 Except if it is nil, use Gnus native MUA; if it is t, use
1745 :type '(radio (const :tag "Gnus native"
1748 (const :tag "`mail-user-agent'"
1751 (function-item :tag "Default Emacs mail"
1753 sendmail-user-agent)
1754 (function-item :tag "Emacs interface to MH"
1757 (function :tag "Other"))
1761 (defcustom message-wide-reply-confirm-recipients nil
1762 "Whether to confirm a wide reply to multiple email recipients.
1763 If this variable is nil, don't ask whether to reply to all recipients.
1764 If this variable is non-nil, pose the question \"Reply to all
1765 recipients?\" before a wide reply to multiple recipients. If the user
1766 answers yes, reply to all recipients as usual. If the user answers
1767 no, only reply back to the author."
1769 :group 'message-headers
1770 :link '(custom-manual "(message)Wide Reply")
1773 (defcustom message-user-fqdn nil
1774 "*Domain part of Message-Ids."
1776 :group 'message-headers
1777 :link '(custom-manual "(message)News Headers")
1778 :type '(radio (const :format "%v " nil)
1779 (string :format "FQDN: %v")))
1781 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1783 (mm-coding-system-p 'utf-8)
1784 (executable-find idna-program)
1785 (string= (idna-to-ascii "räksmörgås")
1786 "xn--rksmrgs-5wao1o")
1788 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1789 GNU Libidn, and in particular the elisp package \"idna.el\" and
1790 the external program \"idn\", must be installed for this
1791 functionality to work."
1793 :group 'message-headers
1794 :link '(custom-manual "(message)IDNA")
1795 :type '(choice (const :tag "Ask" ask)
1796 (const :tag "Never" nil)
1797 (const :tag "Always" t)))
1799 (defcustom message-generate-hashcash (if (executable-find "hashcash") 'opportunistic)
1800 "*Whether to generate X-Hashcash: headers.
1801 If t, always generate hashcash headers. If `opportunistic',
1802 only generate hashcash headers if it can be done without the user
1803 waiting (i.e., only asynchronously).
1805 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1807 :group 'message-headers
1808 :link '(custom-manual "(message)Mail Headers")
1809 :type '(choice (const :tag "Always" t)
1810 (const :tag "Never" nil)
1811 (const :tag "Opportunistic" opportunistic)))
1813 ;;; Internal variables.
1815 (defvar message-sending-message "Sending...")
1816 (defvar message-buffer-list nil)
1817 (defvar message-this-is-news nil)
1818 (defvar message-this-is-mail nil)
1819 (defvar message-draft-article nil)
1820 (defvar message-mime-part nil)
1821 (defvar message-posting-charset nil)
1822 (defvar message-inserted-headers nil)
1823 (defvar message-inhibit-ecomplete nil)
1825 ;; Byte-compiler warning
1826 (defvar gnus-active-hashtb)
1827 (defvar gnus-read-active-file)
1829 ;;; Regexp matching the delimiter of messages in UNIX mail format
1830 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1831 ;;; of rmail.el's rmail-unix-mail-delimiter.
1832 (defvar message-unix-mail-delimiter
1833 (let ((time-zone-regexp
1834 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1835 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1841 ;; Many things can happen to an RFC 822 mailbox before it is put into
1842 ;; a `From' line. The leading phrase can be stripped, e.g.
1843 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1844 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1845 ;; can be removed, e.g.
1846 ;; From: joe@y.z (Joe K
1848 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1851 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1852 ;; The mailbox can be removed or be replaced by white space, e.g.
1853 ;; From: "Joe User"{space}{tab}
1855 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1856 ;; where {space} and {tab} represent the Ascii space and tab characters.
1857 ;; We want to match the results of any of these manglings.
1858 ;; The following regexp rejects names whose first characters are
1859 ;; obviously bogus, but after that anything goes.
1860 "\\([^\0-\b\n-\r\^?].*\\)?"
1862 ;; The time the message was sent.
1863 "\\([^\0-\r \^?]+\\) +" ; day of the week
1864 "\\([^\0-\r \^?]+\\) +" ; month
1865 "\\([0-3]?[0-9]\\) +" ; day of month
1866 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1868 ;; Perhaps a time zone, specified by an abbreviation, or by a
1873 " \\([0-9][0-9]+\\) *"
1875 ;; On some systems the time zone can appear after the year, too.
1879 "\\(remote from .*\\)?"
1882 "Regexp matching the delimiter of messages in UNIX mail format.")
1884 (defvar message-unsent-separator
1885 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1886 "^ *---+ +Returned message +---+ *$\\|"
1887 "^Start of returned message$\\|"
1888 "^ *---+ +Original message +---+ *$\\|"
1889 "^ *--+ +begin message +--+ *$\\|"
1890 "^ *---+ +Original message follows +---+ *$\\|"
1891 "^ *---+ +Undelivered message follows +---+ *$\\|"
1892 "^------ This is a copy of the message, including all the headers. ------ *$\\|"
1893 "^|? *---+ +Message text follows: +---+ *|?$")
1894 "A regexp that matches the separator before the text of a failed message.")
1896 (defvar message-field-fillers
1897 '((To message-fill-field-address)
1898 (Cc message-fill-field-address)
1899 (From message-fill-field-address))
1900 "Alist of header names/filler functions.")
1902 (defvar message-header-format-alist
1917 (References . message-shorten-references)
1919 "Alist used for formatting headers.")
1921 (defvar message-options nil
1922 "Some saved answers when sending message.")
1923 ;; FIXME: On XEmacs this causes problems since let-binding like:
1924 ;; (let ((message-options message-options)) ...)
1925 ;; as in `message-send' and `mml-preview' loses to buffer-local
1926 ;; variable initialization.
1927 (unless (featurep 'xemacs)
1928 (make-variable-buffer-local 'message-options))
1930 (defvar message-send-mail-real-function nil
1931 "Internal send mail function.")
1933 (defvar message-bogus-system-names "\\`localhost\\.\\|\\.local\\'"
1934 "The regexp of bogus system names.")
1936 (defcustom message-valid-fqdn-regexp
1937 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1939 "\\([a-z][a-z]\\|" ;; two letter country TDLs
1940 "aero\\|arpa\\|asia\\|bitnet\\|biz\\|bofh\\|"
1941 "cat\\|com\\|coop\\|edu\\|gov\\|"
1942 "info\\|int\\|jobs\\|"
1943 "mil\\|mobi\\|museum\\|name\\|net\\|"
1944 "org\\|pro\\|tel\\|travel\\|uucp\\)")
1945 ;; http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains
1946 ;; http://en.wikipedia.org/wiki/GTLD
1947 ;; `approved, but not yet in operation': .xxx
1948 ;; "dead" nato bitnet uucp
1949 "Regular expression that matches a valid FQDN."
1950 ;; see also: gnus-button-valid-fqdn-regexp
1952 :group 'message-headers
1955 (autoload 'gnus-alive-p "gnus-util")
1956 (autoload 'gnus-delay-article "gnus-delay")
1957 (autoload 'gnus-extract-address-components "gnus-util")
1958 (autoload 'gnus-find-method-for-group "gnus")
1959 (autoload 'gnus-group-decoded-name "gnus-group")
1960 (autoload 'gnus-group-name-charset "gnus-group")
1961 (autoload 'gnus-group-name-decode "gnus-group")
1962 (autoload 'gnus-groups-from-server "gnus")
1963 (autoload 'gnus-make-local-hook "gnus-util")
1964 (autoload 'gnus-open-server "gnus-int")
1965 (autoload 'gnus-output-to-mail "gnus-util")
1966 (autoload 'gnus-output-to-rmail "gnus-util")
1967 (autoload 'gnus-request-post "gnus-int")
1968 (autoload 'gnus-select-frame-set-input-focus "gnus-util")
1969 (autoload 'gnus-server-string "gnus")
1970 (autoload 'idna-to-ascii "idna")
1971 (autoload 'message-setup-toolbar "messagexmas")
1972 (autoload 'mh-new-draft-name "mh-comp")
1973 (autoload 'mh-send-letter "mh-comp")
1974 (autoload 'nndraft-request-associate-buffer "nndraft")
1975 (autoload 'nndraft-request-expire-articles "nndraft")
1976 (autoload 'nnvirtual-find-group-art "nnvirtual")
1977 (autoload 'rmail-dont-reply-to "mail-utils")
1978 (autoload 'rmail-msg-is-pruned "rmail")
1979 (autoload 'rmail-output "rmailout")
1984 ;;; Utility functions.
1987 (defmacro message-y-or-n-p (question show &rest text)
1988 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1989 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1991 (defmacro message-delete-line (&optional n)
1992 "Delete the current line (and the next N lines)."
1993 `(delete-region (progn (beginning-of-line) (point))
1994 (progn (forward-line ,(or n 1)) (point))))
1996 (defun message-mark-active-p ()
1997 "Non-nil means the mark and region are currently active in this buffer."
2000 (defun message-unquote-tokens (elems)
2001 "Remove double quotes (\") from strings in list ELEMS."
2002 (mapcar (lambda (item)
2003 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
2004 (setq item (concat (match-string 1 item)
2005 (match-string 2 item))))
2009 (defun message-tokenize-header (header &optional separator)
2010 "Split HEADER into a list of header elements.
2011 SEPARATOR is a string of characters to be used as separators. \",\"
2012 is used by default."
2015 (let ((regexp (format "[%s]+" (or separator ",")))
2017 beg quoted elems paren)
2019 (mm-enable-multibyte)
2020 (setq beg (point-min))
2022 (goto-char (point-min))
2027 (cond ((and (> (point) beg)
2029 (and (looking-at regexp)
2032 (push (buffer-substring beg (point)) elems)
2033 (setq beg (match-end 0)))
2034 ((eq (char-after) ?\")
2035 (setq quoted (not quoted)))
2036 ((and (eq (char-after) ?\()
2039 ((and (eq (char-after) ?\))
2042 (nreverse elems)))))
2044 (autoload 'nnheader-insert-file-contents "nnheader")
2046 (defun message-mail-file-mbox-p (file)
2047 "Say whether FILE looks like a Unix mbox file."
2048 (when (and (file-exists-p file)
2049 (file-readable-p file)
2050 (file-regular-p file))
2052 (nnheader-insert-file-contents file)
2053 (goto-char (point-min))
2054 (looking-at message-unix-mail-delimiter))))
2056 (defun message-fetch-field (header &optional not-all)
2057 "The same as `mail-fetch-field', only remove all newlines.
2058 The buffer is expected to be narrowed to just the header of the message;
2059 see `message-narrow-to-headers-or-head'."
2060 (let* ((inhibit-point-motion-hooks t)
2061 (value (mail-fetch-field header nil (not not-all))))
2063 (while (string-match "\n[\t ]+" value)
2064 (setq value (replace-match " " t t value)))
2067 (defun message-field-value (header &optional not-all)
2068 "The same as `message-fetch-field', only narrow to the headers first."
2071 (message-narrow-to-headers-or-head)
2072 (message-fetch-field header not-all))))
2074 (defun message-narrow-to-field ()
2075 "Narrow the buffer to the header on the current line."
2077 (while (looking-at "[ \t]")
2083 (if (re-search-forward "^[^ \n\t]" nil t)
2086 (goto-char (point-min)))
2088 (defun message-add-header (&rest headers)
2089 "Add the HEADERS to the message header, skipping those already present."
2092 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
2093 (error "Invalid header `%s'" (car headers)))
2094 (setq hclean (match-string 1 (car headers)))
2096 (message-narrow-to-headers)
2097 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
2098 (goto-char (point-max))
2099 (if (string-match "\n$" (car headers))
2100 (insert (car headers))
2101 (insert (car headers) ?\n)))))
2102 (setq headers (cdr headers))))
2104 (defmacro message-with-reply-buffer (&rest forms)
2105 "Evaluate FORMS in the reply buffer, if it exists."
2106 `(when (and (bufferp message-reply-buffer)
2107 (buffer-name message-reply-buffer))
2108 (with-current-buffer message-reply-buffer
2111 (put 'message-with-reply-buffer 'lisp-indent-function 0)
2112 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
2114 (defun message-fetch-reply-field (header)
2115 "Fetch field HEADER from the message we're replying to."
2116 (message-with-reply-buffer
2118 (mail-narrow-to-head)
2119 (message-fetch-field header))))
2121 (defun message-strip-list-identifiers (subject)
2122 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
2123 (require 'gnus-sum) ; for gnus-list-identifiers
2124 (let ((regexp (if (stringp gnus-list-identifiers)
2125 gnus-list-identifiers
2126 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
2127 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
2128 " *\\)\\)+\\(Re: +\\)?\\)") subject)
2129 (concat (substring subject 0 (match-beginning 1))
2130 (or (match-string 3 subject)
2131 (match-string 5 subject))
2136 (defun message-strip-subject-re (subject)
2137 "Remove \"Re:\" from subject lines in string SUBJECT."
2138 (if (string-match message-subject-re-regexp subject)
2139 (substring subject (match-end 0))
2142 (defcustom message-replacement-char "."
2143 "Replacement character used instead of unprintable or not decodable chars."
2144 :group 'message-various
2145 :version "22.1" ;; Gnus 5.10.9
2146 :type '(choice string
2150 ;; FIXME: We also should call `message-strip-subject-encoded-words'
2151 ;; when forwarding. Probably in `message-make-forward-subject' and
2152 ;; `message-forward-make-body'.
2154 (defun message-strip-subject-encoded-words (subject)
2155 "Fix non-decodable words in SUBJECT."
2156 ;; Cf. `gnus-simplify-subject-fully'.
2157 (let* ((case-fold-search t)
2158 (replacement-chars (format "[%s%s%s]"
2159 message-replacement-char
2160 message-replacement-char
2161 message-replacement-char))
2162 (enc-word-re "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?\\([^?]+\\)\\(\\?=\\)")
2167 (goto-char (point-min))
2168 (when (re-search-forward enc-word-re nil t)
2169 (setq cs-string (match-string 1)))))
2170 cs-coding q-or-b word-beg word-end)
2171 (if (or (not have-marker) ;; No encoded word found...
2172 ;; ... or double encoding was correct:
2173 (and (stringp cs-string)
2174 (setq cs-string (downcase cs-string))
2175 (mm-coding-system-p (intern cs-string))
2179 Decoded Subject \"%s\"
2180 contains a valid encoded word. Decode again? "
2182 (setq cs-coding (intern cs-string))))))
2186 (goto-char (point-min))
2187 (while (re-search-forward enc-word-re nil t)
2188 (setq cs-string (downcase (match-string 1))
2189 q-or-b (match-string 2)
2190 word-beg (match-beginning 0)
2191 word-end (match-end 0))
2193 (if (mm-coding-system-p (intern cs-string))
2194 (setq cs-coding (intern cs-string))
2196 ;; No double encoded subject? => bogus charset.
2199 (mm-read-coding-system
2201 Decoded Subject \"%s\"
2202 contains an encoded word. The charset `%s' is unknown or invalid.
2203 Hit RET to replace non-decodable characters with \"%s\" or enter replacement
2205 subject cs-string message-replacement-char)))
2207 (replace-match (concat "=?" (symbol-name cs-coding)
2210 (goto-char word-beg)
2211 (re-search-forward "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?" word-end t)
2214 (if (string-match "\\`Q\\'" q-or-b)
2217 (message "Replacing non-decodable characters with \"%s\"."
2218 message-replacement-char)
2219 (while (re-search-forward "\\(=[A-F0-9][A-F0-9]\\)+"
2221 (replace-match message-replacement-char)))
2223 (message "Replacing non-decodable characters with \"%s\"."
2225 (re-search-forward "[^?]+" word-end t)
2226 (replace-match replacement-chars))
2227 (re-search-forward "\\?=")
2228 (replace-match "")))))
2229 (rfc2047-decode-region (point-min) (point-max))
2232 ;;; Start of functions adopted from `message-utils.el'.
2234 (defun message-strip-subject-trailing-was (subject)
2235 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
2236 Leading \"Re: \" is not stripped by this function. Use the function
2237 `message-strip-subject-re' for this."
2238 (let* ((query message-subject-trailing-was-query)
2243 message-subject-trailing-was-ask-regexp
2244 message-subject-trailing-was-regexp)
2247 (setq new (substring subject 0 (match-beginning 0))))
2248 (if (or (not found) (eq query nil))
2251 (if (message-y-or-n-p
2252 "Strip `(was: <old subject>)' in subject? " t
2254 "Strip `(was: <old subject>)' in subject "
2255 "and use the new one instead?\n\n"
2256 "Current subject is: \""
2258 "New subject would be: \""
2260 "See the variable `message-subject-trailing-was-query' "
2261 "to get rid of this query."
2266 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
2268 (defun message-change-subject (new-subject)
2269 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
2272 (read-from-minibuffer "New subject: ")))
2273 (cond ((and (not (or (null new-subject) ; new subject not empty
2274 (zerop (string-width new-subject))
2275 (string-match "^[ \t]*$" new-subject))))
2279 (message-narrow-to-headers)
2280 (message-fetch-field "Subject"))))
2281 (cond ((not old-subject)
2282 (error "No current subject"))
2285 (regexp-quote new-subject)
2287 old-subject)) ; yes, it really is a new subject
2288 ;; delete eventual Re: prefix
2290 (message-strip-subject-re old-subject))
2291 (message-goto-subject)
2292 (message-delete-line)
2293 (insert (concat "Subject: "
2296 old-subject ")\n")))))))))
2298 (defun message-mark-inserted-region (beg end &optional verbatim)
2299 "Mark some region in the current article with enclosing tags.
2300 See `message-mark-insert-begin' and `message-mark-insert-end'.
2301 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2302 (interactive "r\nP")
2304 ;; add to the end of the region first, otherwise end would be invalid
2306 (insert (if verbatim "#v-\n" message-mark-insert-end))
2308 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2310 (defun message-mark-insert-file (file &optional verbatim)
2311 "Insert FILE at point, marking it with enclosing tags.
2312 See `message-mark-insert-begin' and `message-mark-insert-end'.
2313 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2314 (interactive "fFile to insert: \nP")
2315 ;; reverse insertion to get correct result.
2317 (insert (if verbatim "#v-\n" message-mark-insert-end))
2319 (insert-file-contents file)
2321 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2323 (defun message-add-archive-header ()
2324 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
2325 The note can be customized using `message-archive-note'. When called with a
2326 prefix argument, ask for a text to insert. If you don't want the note in the
2327 body, set `message-archive-note' to nil."
2329 (if current-prefix-arg
2330 (setq message-archive-note
2331 (read-from-minibuffer "Reason for No-Archive: "
2332 (cons message-archive-note 0))))
2334 (if (message-goto-signature)
2335 (re-search-backward message-signature-separator))
2336 (when message-archive-note
2337 (insert message-archive-note)
2339 (message-add-header message-archive-header)
2340 (message-sort-headers)))
2342 (defun message-cross-post-followup-to-header (target-group)
2343 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
2344 With prefix-argument just set Follow-Up, don't cross-post."
2346 (list ; Completion based on Gnus
2347 (completing-read "Followup To: "
2348 (if (boundp 'gnus-newsrc-alist)
2350 nil nil '("poster" . 0)
2351 (if (boundp 'gnus-group-history)
2352 'gnus-group-history))))
2353 (message-remove-header "Follow[Uu]p-[Tt]o" t)
2354 (message-goto-newsgroups)
2356 ;; if we already did a crosspost before, kill old target
2357 (if (and message-cross-post-old-target
2359 (regexp-quote (concat "," message-cross-post-old-target))
2362 ;; unless (followup is to poster or user explicitly asked not
2363 ;; to cross-post, or target-group is already in Newsgroups)
2364 ;; add target-group to Newsgroups line.
2366 ;; def: cross-post, req:no
2367 (and message-cross-post-default (not current-prefix-arg))
2368 ;; def: no-cross-post, req:yes
2369 (and (not message-cross-post-default) current-prefix-arg))
2370 (not (string-match "poster" target-group))
2371 (not (string-match (regexp-quote target-group)
2372 (message-fetch-field "Newsgroups"))))
2374 (insert (concat "," target-group))))
2375 (end-of-line) ; ensure Followup: comes after Newsgroups:
2376 ;; unless new followup would be identical to Newsgroups line
2377 ;; make a new Followup-To line
2378 (if (not (string-match (concat "^[ \t]*"
2381 (message-fetch-field "Newsgroups")))
2382 (insert (concat "\nFollowup-To: " target-group)))
2383 (setq message-cross-post-old-target target-group))
2385 (defun message-cross-post-insert-note (target-group cross-post in-old
2387 "Insert a in message body note about a set Followup or Crosspost.
2388 If there have been previous notes, delete them. TARGET-GROUP specifies the
2389 group to Followup-To. When CROSS-POST is t, insert note about
2390 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2391 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2392 been made to before the user asked for a Crosspost."
2393 ;; start scanning body for previous uses
2394 (message-goto-signature)
2395 (let ((head (re-search-backward
2396 (concat "^" mail-header-separator)
2397 nil t))) ; just search in body
2398 (message-goto-signature)
2399 (while (re-search-backward
2400 (concat "^" (regexp-quote message-cross-post-note) ".*")
2402 (message-delete-line))
2403 (message-goto-signature)
2404 (while (re-search-backward
2405 (concat "^" (regexp-quote message-followup-to-note) ".*")
2407 (message-delete-line))
2409 (if (message-goto-signature)
2410 (re-search-backward message-signature-separator))
2413 (string-match "^[ \t]*poster[ \t]*$" target-group))
2414 (insert (concat message-followup-to-note target-group "\n"))
2415 (insert (concat message-cross-post-note target-group "\n")))))
2417 (defun message-cross-post-followup-to (target-group)
2418 "Crossposts message and set Followup-To to TARGET-GROUP.
2419 With prefix-argument just set Follow-Up, don't cross-post."
2421 (list ; Completion based on Gnus
2422 (completing-read "Followup To: "
2423 (if (boundp 'gnus-newsrc-alist)
2425 nil nil '("poster" . 0)
2426 (if (boundp 'gnus-group-history)
2427 'gnus-group-history))))
2428 (cond ((not (or (null target-group) ; new subject not empty
2429 (zerop (string-width target-group))
2430 (string-match "^[ \t]*$" target-group)))
2432 (let* ((old-groups (message-fetch-field "Newsgroups"))
2433 (in-old (string-match
2434 (regexp-quote target-group)
2435 (or old-groups ""))))
2436 ;; check whether target exactly matches old Newsgroups
2437 (cond ((not old-groups)
2438 (error "No current newsgroup"))
2442 (regexp-quote target-group)
2445 ;; yes, Newsgroups line must change
2446 (message-cross-post-followup-to-header target-group)
2447 ;; insert note whether we do cross-post or followup-to
2448 (funcall message-cross-post-note-function
2450 (if (or (and message-cross-post-default
2451 (not current-prefix-arg))
2452 (and (not message-cross-post-default)
2453 current-prefix-arg)) t)
2454 in-old old-groups))))))))
2456 ;;; Reduce To: to Cc: or Bcc: header
2458 (defun message-reduce-to-to-cc ()
2459 "Replace contents of To: header with contents of Cc: or Bcc: header."
2462 (save-restriction (message-narrow-to-headers)
2463 (message-fetch-field "cc")))
2465 (if (and (not cc-content)
2468 (message-narrow-to-headers)
2469 (message-fetch-field "bcc"))))
2474 (message-delete-line)
2475 (insert (concat "To: " cc-content "\n"))
2477 (message-narrow-to-headers)
2478 (message-remove-header (if bcc
2482 ;;; End of functions adopted from `message-utils.el'.
2484 (defun message-remove-header (header &optional is-regexp first reverse)
2485 "Remove HEADER in the narrowed buffer.
2486 If IS-REGEXP, HEADER is a regular expression.
2487 If FIRST, only remove the first instance of the header.
2488 Return the number of headers removed."
2489 (goto-char (point-min))
2490 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2492 (case-fold-search t)
2494 (while (and (not (eobp))
2497 (not (looking-at regexp))
2498 (looking-at regexp))
2505 ;; There might be a continuation header, so we have to search
2506 ;; until we find a new non-continuation line.
2509 (if (re-search-forward "^[^ \t]" nil t)
2510 (goto-char (match-beginning 0))
2513 (if (re-search-forward "^[^ \t]" nil t)
2514 (goto-char (match-beginning 0))
2515 (goto-char (point-max)))))
2518 (defun message-remove-first-header (header)
2519 "Remove the first instance of HEADER if there is more than one."
2521 (regexp (concat "^" (regexp-quote header) ":")))
2523 (goto-char (point-min))
2524 (while (re-search-forward regexp nil t)
2527 (message-remove-header header nil t)
2530 (defun message-narrow-to-headers ()
2531 "Narrow the buffer to the head of the message."
2534 (goto-char (point-min))
2535 (if (re-search-forward
2536 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2539 (goto-char (point-min)))
2541 (defun message-narrow-to-head-1 ()
2542 "Like `message-narrow-to-head'. Don't widen."
2544 (goto-char (point-min))
2545 (if (search-forward "\n\n" nil 1)
2548 (goto-char (point-min)))
2550 ;; FIXME: clarify difference: message-narrow-to-head,
2551 ;; message-narrow-to-headers-or-head, message-narrow-to-headers
2552 (defun message-narrow-to-head ()
2553 "Narrow the buffer to the head of the message.
2554 Point is left at the beginning of the narrowed-to region."
2556 (message-narrow-to-head-1))
2558 (defun message-narrow-to-headers-or-head ()
2559 "Narrow the buffer to the head of the message."
2562 (goto-char (point-min))
2563 (if (re-search-forward (concat "\\(\n\\)\n\\|^\\("
2564 (regexp-quote mail-header-separator)
2567 (or (match-end 1) (match-beginning 2))
2569 (goto-char (point-min)))
2571 (defun message-news-p ()
2572 "Say whether the current buffer contains a news message."
2573 (and (not message-this-is-mail)
2574 (or message-this-is-news
2577 (message-narrow-to-headers)
2578 (and (message-fetch-field "newsgroups")
2579 (not (message-fetch-field "posted-to"))))))))
2581 (defun message-mail-p ()
2582 "Say whether the current buffer contains a mail message."
2583 (and (not message-this-is-news)
2584 (or message-this-is-mail
2587 (message-narrow-to-headers)
2588 (or (message-fetch-field "to")
2589 (message-fetch-field "cc")
2590 (message-fetch-field "bcc")))))))
2592 (defun message-subscribed-p ()
2593 "Say whether we need to insert a MFT header."
2594 (or message-subscribed-regexps
2595 message-subscribed-addresses
2596 message-subscribed-address-file
2597 message-subscribed-address-functions))
2599 (defun message-next-header ()
2600 "Go to the beginning of the next header."
2602 (or (eobp) (forward-char 1))
2603 (not (if (re-search-forward "^[^ \t]" nil t)
2605 (goto-char (point-max)))))
2607 (defun message-sort-headers-1 ()
2608 "Sort the buffer as headers using `message-rank' text props."
2609 (goto-char (point-min))
2612 nil 'message-next-header
2614 (message-next-header)
2618 (or (get-text-property (point) 'message-rank)
2621 (defun message-sort-headers ()
2622 "Sort the headers of the current message according to `message-header-format-alist'."
2626 (let ((max (1+ (length message-header-format-alist)))
2628 (message-narrow-to-headers)
2629 (while (re-search-forward "^[^ \n]+:" nil t)
2631 (match-beginning 0) (1+ (match-beginning 0))
2633 (if (setq rank (length (memq (assq (intern (buffer-substring
2635 (1- (match-end 0))))
2636 message-header-format-alist)
2637 message-header-format-alist)))
2640 (message-sort-headers-1))))
2642 (defun message-kill-address ()
2643 "Kill the address under point."
2645 (let ((start (point)))
2646 (message-skip-to-next-address)
2647 (kill-region start (point))))
2650 (autoload 'Info-goto-node "info")
2651 (defvar mml2015-use)
2653 (defun message-info (&optional arg)
2654 "Display the Message manual.
2656 Prefixed with one \\[universal-argument], display the Emacs MIME
2657 manual. With two \\[universal-argument]'s, display the EasyPG or
2658 PGG manual, depending on the value of `mml2015-use'."
2660 ;; Don't use `info' because support for `(filename)nodename' is not
2661 ;; available in XEmacs < 21.5.12.
2662 (Info-goto-node (format "(%s)Top"
2666 ((eq arg 4) 'emacs-mime)
2667 ;; `booleanp' only available in Emacs 22+
2668 ((and (not (memq arg '(nil t)))
2682 (defvar message-mode-map nil)
2684 (unless message-mode-map
2685 (setq message-mode-map (make-keymap))
2686 (set-keymap-parent message-mode-map text-mode-map)
2687 (define-key message-mode-map "\C-c?" 'describe-mode)
2689 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2690 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2691 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2692 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2693 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2694 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2695 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2696 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2697 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2698 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2699 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2700 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2701 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2702 (define-key message-mode-map "\C-c\C-f\C-i"
2703 'message-insert-or-toggle-importance)
2704 (define-key message-mode-map "\C-c\C-f\C-a"
2705 'message-generate-unsubscribed-mail-followup-to)
2707 ;; modify headers (and insert notes in body)
2708 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2710 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2711 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2712 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2713 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2714 ;; mark inserted text
2715 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2716 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2718 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2719 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2721 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2722 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2723 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2724 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2725 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2727 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2728 (define-key message-mode-map "\C-c\M-n"
2729 'message-insert-disposition-notification-to)
2731 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2732 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2733 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2734 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2735 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2736 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2737 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2738 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2740 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2741 (define-key message-mode-map "\C-c\C-s" 'message-send)
2742 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2743 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2744 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2746 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2747 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2748 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2749 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2750 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2751 (define-key message-mode-map [remap split-line] 'message-split-line)
2753 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2755 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2756 (define-key message-mode-map "\t" 'message-tab)
2758 (define-key message-mode-map "\M-n" 'message-display-abbrev))
2761 message-mode-menu message-mode-map "Message Menu."
2763 ["Yank Original" message-yank-original message-reply-buffer]
2764 ["Fill Yanked Message" message-fill-yanked-message t]
2765 ["Insert Signature" message-insert-signature t]
2766 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2767 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2768 ["Elide Region" message-elide-region
2769 :active (message-mark-active-p)
2770 ,@(if (featurep 'xemacs) nil
2771 '(:help "Replace text in region with an ellipsis"))]
2772 ["Delete Outside Region" message-delete-not-region
2773 :active (message-mark-active-p)
2774 ,@(if (featurep 'xemacs) nil
2775 '(:help "Delete all quoted text outside region"))]
2776 ["Kill To Signature" message-kill-to-signature t]
2777 ["Newline and Reformat" message-newline-and-reformat t]
2778 ["Rename buffer" message-rename-buffer t]
2779 ["Spellcheck" ispell-message
2780 ,@(if (featurep 'xemacs) '(t)
2781 '(:help "Spellcheck this message"))]
2783 ["Insert Region Marked" message-mark-inserted-region
2784 :active (message-mark-active-p)
2785 ,@(if (featurep 'xemacs) nil
2786 '(:help "Mark region with enclosing tags"))]
2787 ["Insert File Marked..." message-mark-insert-file
2788 ,@(if (featurep 'xemacs) '(t)
2789 '(:help "Insert file at point marked with enclosing tags"))]
2791 ["Send Message" message-send-and-exit
2792 ,@(if (featurep 'xemacs) '(t)
2793 '(:help "Send this message"))]
2794 ["Postpone Message" message-dont-send
2795 ,@(if (featurep 'xemacs) '(t)
2796 '(:help "File this draft message and exit"))]
2797 ["Send at Specific Time..." gnus-delay-article
2798 ,@(if (featurep 'xemacs) '(t)
2799 '(:help "Ask, then arrange to send message at that time"))]
2800 ["Kill Message" message-kill-buffer
2801 ,@(if (featurep 'xemacs) '(t)
2802 '(:help "Delete this message without sending"))]
2804 ["Message manual" message-info
2805 ,@(if (featurep 'xemacs) '(t)
2806 '(:help "Display the Message manual"))]))
2809 message-mode-field-menu message-mode-map ""
2811 ["To" message-goto-to t]
2812 ["From" message-goto-from t]
2813 ["Subject" message-goto-subject t]
2814 ["Change subject..." message-change-subject t]
2815 ["Cc" message-goto-cc t]
2816 ["Bcc" message-goto-bcc t]
2817 ["Fcc" message-goto-fcc t]
2818 ["Reply-To" message-goto-reply-to t]
2819 ["Flag As Important" message-insert-importance-high
2820 ,@(if (featurep 'xemacs) '(t)
2821 '(:help "Mark this message as important"))]
2822 ["Flag As Unimportant" message-insert-importance-low
2823 ,@(if (featurep 'xemacs) '(t)
2824 '(:help "Mark this message as unimportant"))]
2826 message-insert-disposition-notification-to
2827 ,@(if (featurep 'xemacs) '(t)
2828 '(:help "Request a receipt notification"))]
2830 ;; (typical) news stuff
2831 ["Summary" message-goto-summary t]
2832 ["Keywords" message-goto-keywords t]
2833 ["Newsgroups" message-goto-newsgroups t]
2834 ["Fetch Newsgroups" message-insert-newsgroups t]
2835 ["Followup-To" message-goto-followup-to t]
2836 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2837 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2838 ["Distribution" message-goto-distribution t]
2839 ["Expires" message-insert-expires t ]
2840 ["X-No-Archive" message-add-archive-header t ]
2842 ;; (typical) mailing-lists stuff
2843 ["Fetch To" message-insert-to
2844 ,@(if (featurep 'xemacs) '(t)
2845 '(:help "Insert a To header that points to the author."))]
2846 ["Fetch To and Cc" message-insert-wide-reply
2847 ,@(if (featurep 'xemacs) '(t)
2849 "Insert To and Cc headers as if you were doing a wide reply."))]
2851 ["Send to list only" message-to-list-only t]
2852 ["Mail-Followup-To" message-goto-mail-followup-to t]
2853 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2854 ,@(if (featurep 'xemacs) '(t)
2855 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2856 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2858 ["Sort Headers" message-sort-headers t]
2859 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2860 ;; We hide `message-hidden-headers' by narrowing the buffer.
2861 ["Show Hidden Headers" widen t]
2862 ["Goto Body" message-goto-body t]
2863 ["Goto Signature" message-goto-signature t]))
2865 (defvar message-tool-bar-map nil)
2867 (defvar facemenu-add-face-function)
2868 (defvar facemenu-remove-face-function)
2870 ;;; Forbidden properties
2872 ;; We use `after-change-functions' to keep special text properties
2873 ;; that interfere with the normal function of message mode out of the
2876 (defcustom message-strip-special-text-properties t
2877 "Strip special properties from the message buffer.
2879 Emacs has a number of special text properties which can break message
2880 composing in various ways. If this option is set, message will strip
2881 these properties from the message composition buffer. However, some
2882 packages requires these properties to be present in order to work.
2883 If you use one of these packages, turn this option off, and hope the
2884 message composition doesn't break too bad."
2886 :group 'message-various
2887 :link '(custom-manual "(message)Various Message Variables")
2890 (defvar message-forbidden-properties
2891 ;; No reason this should be clutter up customize. We make it a
2892 ;; property list (rather than a list of property symbols), to be
2893 ;; directly useful for `remove-text-properties'.
2894 '(field nil read-only nil invisible nil intangible nil
2895 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2896 insert-behind-hooks nil point-entered nil point-left nil)
2897 ;; Other special properties:
2898 ;; category, face, display: probably doesn't do any harm.
2899 ;; fontified: is used by font-lock.
2900 ;; syntax-table, local-map: I dunno.
2901 ;; We need to add XEmacs names to the list.
2902 "Property list of with properties forbidden in message buffers.
2903 The values of the properties are ignored, only the property names are used.")
2905 (defun message-tamago-not-in-use-p (pos)
2906 "Return t when tamago version 4 is not in use at the cursor position.
2907 Tamago version 4 is a popular input method for writing Japanese text.
2908 It uses the properties `intangible', `invisible', `modification-hooks'
2909 and `read-only' when translating ascii or kana text to kanji text.
2910 These properties are essential to work, so we should never strip them."
2911 (not (and (boundp 'egg-modefull-mode)
2912 (symbol-value 'egg-modefull-mode)
2913 (or (memq (get-text-property pos 'intangible)
2914 '(its-part-1 its-part-2))
2915 (get-text-property pos 'egg-end)
2916 (get-text-property pos 'egg-lang)
2917 (get-text-property pos 'egg-start)))))
2919 (defsubst message-mail-alias-type-p (type)
2920 (if (atom message-mail-alias-type)
2921 (eq message-mail-alias-type type)
2922 (memq type message-mail-alias-type)))
2924 (defun message-strip-forbidden-properties (begin end &optional old-length)
2925 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2926 This function is intended to be called from `after-change-functions'.
2927 See also `message-forbidden-properties'."
2928 (when (and (message-mail-alias-type-p 'ecomplete)
2929 (memq this-command message-self-insert-commands))
2930 (message-display-abbrev))
2931 (when (and message-strip-special-text-properties
2932 (message-tamago-not-in-use-p begin))
2933 (let ((buffer-read-only nil)
2934 (inhibit-read-only t))
2935 (remove-text-properties begin end message-forbidden-properties))))
2937 (autoload 'ecomplete-setup "ecomplete") ;; for Emacs <23.
2940 (define-derived-mode message-mode text-mode "Message"
2941 "Major mode for editing mail and news to be sent.
2942 Like Text Mode but with these additional commands:\\<message-mode-map>
2943 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2944 C-c C-d Postpone sending the message C-c C-k Kill the message
2945 C-c C-f move to a header field (and create it if there isn't):
2946 C-c C-f C-t move to To C-c C-f C-s move to Subject
2947 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2948 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2949 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2950 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2951 C-c C-f C-o move to From (\"Originator\")
2952 C-c C-f C-f move to Followup-To
2953 C-c C-f C-m move to Mail-Followup-To
2954 C-c C-f C-e move to Expires
2955 C-c C-f C-i cycle through Importance values
2956 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2957 C-c C-f x crossposting with FollowUp-To header and note in body
2958 C-c C-f t replace To: header with contents of Cc: or Bcc:
2959 C-c C-f a Insert X-No-Archive: header and a note in the body
2960 C-c C-t `message-insert-to' (add a To header to a news followup)
2961 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2962 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2963 C-c C-b `message-goto-body' (move to beginning of message text).
2964 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2965 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2966 C-c C-y `message-yank-original' (insert current message, if any).
2967 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2968 C-c C-e `message-elide-region' (elide the text between point and mark).
2969 C-c C-v `message-delete-not-region' (remove the text outside the region).
2970 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2971 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2972 C-c C-a `mml-attach-file' (attach a file as MIME).
2973 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2974 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2975 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2976 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2977 M-RET `message-newline-and-reformat' (break the line and reformat)."
2978 (setq local-abbrev-table text-mode-abbrev-table)
2979 (set (make-local-variable 'message-reply-buffer) nil)
2980 (set (make-local-variable 'message-inserted-headers) nil)
2981 (set (make-local-variable 'message-send-actions) nil)
2982 (set (make-local-variable 'message-return-action) nil)
2983 (set (make-local-variable 'message-exit-actions) nil)
2984 (set (make-local-variable 'message-kill-actions) nil)
2985 (set (make-local-variable 'message-postpone-actions) nil)
2986 (set (make-local-variable 'message-draft-article) nil)
2987 (setq buffer-offer-save t)
2988 (set (make-local-variable 'facemenu-add-face-function)
2990 (let ((face-fun (cdr (assq face message-face-alist))))
2992 (funcall face-fun (point) end)
2993 (error "Face %s not configured for %s mode" face mode-name)))
2995 (set (make-local-variable 'facemenu-remove-face-function) t)
2996 (set (make-local-variable 'message-reply-headers) nil)
2997 (make-local-variable 'message-newsreader)
2998 (make-local-variable 'message-mailer)
2999 (make-local-variable 'message-post-method)
3000 (set (make-local-variable 'message-sent-message-via) nil)
3001 (set (make-local-variable 'message-checksum) nil)
3002 (set (make-local-variable 'message-mime-part) 0)
3003 (message-setup-fill-variables)
3004 (when message-fill-column
3005 (setq fill-column message-fill-column)
3006 (turn-on-auto-fill))
3007 ;; Allow using comment commands to add/remove quoting.
3008 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
3009 (when message-yank-prefix
3010 (set (make-local-variable 'comment-start) message-yank-prefix)
3011 (set (make-local-variable 'comment-start-skip)
3012 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
3013 (if (featurep 'xemacs)
3014 (message-setup-toolbar)
3015 (set (make-local-variable 'font-lock-defaults)
3016 '(message-font-lock-keywords t))
3017 (if (boundp 'tool-bar-map)
3018 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar))))
3019 (easy-menu-add message-mode-menu message-mode-map)
3020 (easy-menu-add message-mode-field-menu message-mode-map)
3021 (gnus-make-local-hook 'after-change-functions)
3022 ;; Mmmm... Forbidden properties...
3023 (add-hook 'after-change-functions 'message-strip-forbidden-properties
3025 ;; Allow mail alias things.
3027 ((message-mail-alias-type-p 'abbrev)
3028 (if (fboundp 'mail-abbrevs-setup)
3029 (mail-abbrevs-setup)
3030 (if (fboundp 'mail-aliases-setup) ; warning avoidance
3031 (mail-aliases-setup))))
3032 ((message-mail-alias-type-p 'ecomplete)
3034 (add-hook 'completion-at-point-functions 'message-completion-function nil t)
3035 (unless buffer-file-name
3036 (message-set-auto-save-file-name))
3037 (unless (buffer-base-buffer)
3038 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
3039 ;; multibyte is not necessary at all. -- zsh
3040 (mm-enable-multibyte))
3041 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
3044 (defun message-setup-fill-variables ()
3045 "Setup message fill variables."
3046 (set (make-local-variable 'fill-paragraph-function)
3047 'message-fill-paragraph)
3048 (make-local-variable 'paragraph-separate)
3049 (make-local-variable 'paragraph-start)
3050 (make-local-variable 'adaptive-fill-regexp)
3051 (unless (boundp 'adaptive-fill-first-line-regexp)
3052 (setq adaptive-fill-first-line-regexp nil))
3053 (make-local-variable 'adaptive-fill-first-line-regexp)
3054 (let ((quote-prefix-regexp
3055 ;; User should change message-cite-prefix-regexp if
3056 ;; message-yank-prefix is set to an abnormal value.
3057 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
3058 (setq paragraph-start
3060 (regexp-quote mail-header-separator) "$\\|"
3061 "[ \t]*$\\|" ; blank lines
3062 "-- $\\|" ; signature delimiter
3063 "---+$\\|" ; delimiters for forwarded messages
3064 page-delimiter "$\\|" ; spoiler warnings
3065 ".*wrote:$\\|" ; attribution lines
3066 quote-prefix-regexp "$\\|" ; empty lines in quoted text
3068 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
3069 (setq paragraph-separate paragraph-start)
3070 (setq adaptive-fill-regexp
3071 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
3072 (setq adaptive-fill-first-line-regexp
3073 (concat quote-prefix-regexp "\\|"
3074 adaptive-fill-first-line-regexp)))
3075 (make-local-variable 'auto-fill-inhibit-regexp)
3076 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
3077 (setq auto-fill-inhibit-regexp nil)
3078 (make-local-variable 'normal-auto-fill-function)
3079 (setq normal-auto-fill-function 'message-do-auto-fill)
3080 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
3081 ;; In that case, ensure that it uses the right function. The real
3082 ;; solution would be not to use `define-derived-mode', and run
3083 ;; `text-mode-hook' ourself at the end of the mode.
3084 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
3085 ;; This kludge is unneeded in Emacs>=21 since define-derived-mode is
3086 ;; now careful to run parent hooks after the body. --Stef
3087 (when auto-fill-function
3088 (setq auto-fill-function normal-auto-fill-function)))
3093 ;;; Message mode commands
3096 ;;; Movement commands
3098 (defun message-goto-to ()
3099 "Move point to the To header."
3101 (message-position-on-field "To"))
3103 (defun message-goto-from ()
3104 "Move point to the From header."
3106 (message-position-on-field "From"))
3108 (defun message-goto-subject ()
3109 "Move point to the Subject header."
3111 (message-position-on-field "Subject"))
3113 (defun message-goto-cc ()
3114 "Move point to the Cc header."
3116 (message-position-on-field "Cc" "To"))
3118 (defun message-goto-bcc ()
3119 "Move point to the Bcc header."
3121 (message-position-on-field "Bcc" "Cc" "To"))
3123 (defun message-goto-fcc ()
3124 "Move point to the Fcc header."
3126 (message-position-on-field "Fcc" "To" "Newsgroups"))
3128 (defun message-goto-reply-to ()
3129 "Move point to the Reply-To header."
3131 (message-position-on-field "Reply-To" "Subject"))
3133 (defun message-goto-newsgroups ()
3134 "Move point to the Newsgroups header."
3136 (message-position-on-field "Newsgroups"))
3138 (defun message-goto-distribution ()
3139 "Move point to the Distribution header."
3141 (message-position-on-field "Distribution"))
3143 (defun message-goto-followup-to ()
3144 "Move point to the Followup-To header."
3146 (message-position-on-field "Followup-To" "Newsgroups"))
3148 (defun message-goto-mail-followup-to ()
3149 "Move point to the Mail-Followup-To header."
3151 (message-position-on-field "Mail-Followup-To" "To"))
3153 (defun message-goto-keywords ()
3154 "Move point to the Keywords header."
3156 (message-position-on-field "Keywords" "Subject"))
3158 (defun message-goto-summary ()
3159 "Move point to the Summary header."
3161 (message-position-on-field "Summary" "Subject"))
3164 (defmacro message-called-interactively-p (kind)
3167 (eval '(called-interactively-p 'any))
3169 `(called-interactively-p ,kind))
3171 (wrong-number-of-arguments '(called-interactively-p))
3173 (void-function '(interactive-p)))))
3175 (defun message-goto-body ()
3176 "Move point to the beginning of the message body."
3178 (when (and (message-called-interactively-p 'any)
3179 (looking-at "[ \t]*\n"))
3181 (goto-char (point-min))
3182 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
3183 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
3185 (defun message-in-body-p ()
3186 "Return t if point is in the message body."
3187 (let ((body (save-excursion (message-goto-body))))
3190 (defun message-goto-eoh ()
3191 "Move point to the end of the headers."
3196 (defun message-goto-signature ()
3197 "Move point to the beginning of the message signature.
3198 If there is no signature in the article, go to the end and
3201 (goto-char (point-min))
3202 (if (re-search-forward message-signature-separator nil t)
3204 (goto-char (point-max))
3207 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
3208 "Insert a reasonable MFT header in a post to an unsubscribed list.
3209 When making original posts to a mailing list you are not subscribed to,
3210 you have to type in a MFT header by hand. The contents, usually, are
3211 the addresses of the list and your own address. This function inserts
3212 such a header automatically. It fetches the contents of the To: header
3213 in the current mail buffer, and appends the current `user-mail-address'.
3215 If the optional argument INCLUDE-CC is non-nil, the addresses in the
3216 Cc: header are also put into the MFT."
3221 (message-narrow-to-headers)
3222 (message-remove-header "Mail-Followup-To")
3223 (setq cc (and include-cc (message-fetch-field "Cc")))
3225 (concat (message-fetch-field "To") "," cc)
3226 (message-fetch-field "To"))))
3227 (message-goto-mail-followup-to)
3228 (insert (concat tos ", " user-mail-address))))
3232 (defun message-insert-to (&optional force)
3233 "Insert a To header that points to the author of the article being replied to.
3234 If the original author requested not to be sent mail, don't insert unless the
3235 prefix FORCE is given."
3237 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
3238 (dont (and mct (or (equal (downcase mct) "never")
3239 (equal (downcase mct) "nobody"))))
3240 (to (or (message-fetch-reply-field "mail-reply-to")
3241 (message-fetch-reply-field "reply-to")
3242 (message-fetch-reply-field "from"))))
3246 "Ignoring the user request not to have copies sent via mail"
3247 "Complying with the user request not to have copies sent via mail")))
3248 (when (and force (not to))
3249 (error "No mail address in the article"))
3250 (when (and to (or force (not dont)))
3251 (message-carefully-insert-headers (list (cons 'To to))))))
3253 (defun message-insert-wide-reply ()
3254 "Insert To and Cc headers as if you were doing a wide reply."
3256 (let ((headers (message-with-reply-buffer
3257 (message-get-reply-headers t))))
3258 (message-carefully-insert-headers headers)))
3260 (defcustom message-header-synonyms
3263 "List of lists of header synonyms.
3264 E.g., if this list contains a member list with elements `Cc' and `To',
3265 then `message-carefully-insert-headers' will not insert a `To' header
3266 when the message is already `Cc'ed to the recipient."
3268 :group 'message-headers
3269 :link '(custom-manual "(message)Message Headers")
3270 :type '(repeat sexp))
3272 (defun message-carefully-insert-headers (headers)
3273 "Insert the HEADERS, an alist, into the message buffer.
3274 Does not insert the headers when they are already present there
3275 or in the synonym headers, defined by `message-header-synonyms'."
3276 ;; FIXME: Should compare only the address and not the full name. Comparison
3277 ;; should be done case-folded (and with `string=' rather than
3279 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
3280 (dolist (header headers)
3281 (let* ((header-name (symbol-name (car header)))
3282 (new-header (cdr header))
3283 (synonyms (loop for synonym in message-header-synonyms
3284 when (memq (car header) synonym) return synonym))
3286 (loop for synonym in synonyms
3287 for old-header = (mail-fetch-field (symbol-name synonym))
3288 when (and old-header (string-match new-header old-header))
3291 (message "already have `%s' in `%s'" new-header old-header)
3292 (when (and (message-position-on-field header-name)
3293 (setq old-header (mail-fetch-field header-name))
3294 (not (string-match "\\` *\\'" old-header)))
3296 (insert new-header)))))
3298 (defun message-widen-reply ()
3299 "Widen the reply to include maximum recipients."
3302 (and (bufferp message-reply-buffer)
3303 (buffer-name message-reply-buffer)
3304 (with-current-buffer message-reply-buffer
3305 (message-get-reply-headers t)))))
3308 (message-narrow-to-headers)
3309 (dolist (elem follow-to)
3310 (message-remove-header (symbol-name (car elem)))
3311 (goto-char (point-min))
3312 (insert (symbol-name (car elem)) ": "
3313 (cdr elem) "\n"))))))
3315 (defun message-insert-newsgroups ()
3316 "Insert the Newsgroups header from the article being replied to."
3318 (when (and (message-position-on-field "Newsgroups")
3319 (mail-fetch-field "newsgroups")
3320 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
3322 (insert (or (message-fetch-reply-field "newsgroups") "")))
3326 ;;; Various commands
3328 (defun message-delete-not-region (beg end)
3329 "Delete everything in the body of the current message outside of the region."
3334 ;; snarf citation prefix, if appropriate
3335 (unless (eq (point) (progn (beginning-of-line) (point)))
3336 (when (looking-at message-cite-prefix-regexp)
3337 (setq citeprefix (match-string 0))))
3339 (delete-region (point) (if (not (message-goto-signature))
3345 (delete-region beg (progn (message-goto-body)
3349 (insert citeprefix))))
3350 (when (message-goto-signature)
3353 (defun message-kill-to-signature (&optional arg)
3354 "Kill all text up to the signature.
3355 If a numeric argument or prefix arg is given, leave that number
3356 of lines before the signature intact."
3360 (let ((point (point)))
3361 (narrow-to-region point (point-max))
3362 (message-goto-signature)
3364 (if (and arg (numberp arg))
3365 (forward-line (- -1 arg))
3367 (unless (= point (point))
3368 (kill-region point (point))
3372 (defun message-newline-and-reformat (&optional arg not-break)
3373 "Insert four newlines, and then reformat if inside quoted text.
3374 Prefix arg means justify as well."
3375 (interactive (list (if current-prefix-arg 'full)))
3376 (let (quoted point beg end leading-space bolp fill-paragraph-function)
3377 (setq point (point))
3380 (setq bolp (= beg point))
3381 ;; Find first line of the paragraph.
3383 (while (and (not (eobp))
3384 (not (looking-at message-cite-prefix-regexp))
3385 (looking-at paragraph-start))
3388 (when (looking-at message-cite-prefix-regexp)
3389 (setq quoted (match-string 0))
3390 (goto-char (match-end 0))
3391 (looking-at "[ \t]*")
3392 (setq leading-space (match-string 0)))
3396 (< (- point beg) (length quoted)))
3397 ;; break inside the cite prefix.
3403 (while (and (not (eobp))
3404 (not (looking-at paragraph-separate))
3405 (looking-at message-cite-prefix-regexp)
3406 (equal quoted (match-string 0)))
3407 (goto-char (match-end 0))
3408 (looking-at "[ \t]*")
3409 (if (> (length leading-space) (length (match-string 0)))
3410 (setq leading-space (match-string 0)))
3414 (while (and (if (bobp) nil (forward-line -1) t)
3415 (not (looking-at paragraph-start))
3416 (looking-at message-cite-prefix-regexp)
3417 (equal quoted (match-string 0)))
3419 (goto-char (match-end 0))
3420 (looking-at "[ \t]*")
3421 (if (> (length leading-space) (length (match-string 0)))
3422 (setq leading-space (match-string 0)))))
3423 (while (and (not (eobp))
3424 (not (looking-at paragraph-separate))
3425 (not (looking-at message-cite-prefix-regexp)))
3429 (while (and (if (bobp) nil (forward-line -1) t)
3430 (not (looking-at paragraph-start))
3431 (not (looking-at message-cite-prefix-regexp)))
3432 (setq beg (point))))
3435 (narrow-to-region beg end)
3442 (setq point (point))
3443 ;; (newline 2) doesn't mark both newline's as hard, so call
3444 ;; newline twice. -jas
3447 (delete-region (point) (re-search-forward "[ \t]*"))
3448 (when (and quoted (not bolp))
3449 (insert quoted leading-space)))
3452 (let* ((adaptive-fill-regexp
3453 (regexp-quote (concat quoted leading-space)))
3454 (adaptive-fill-first-line-regexp
3455 adaptive-fill-regexp ))
3456 (fill-paragraph arg))
3457 (fill-paragraph arg))
3458 (if point (goto-char point)))))
3460 (defun message-fill-paragraph (&optional arg)
3461 "Message specific function to fill a paragraph.
3462 This function is used as the value of `fill-paragraph-function' in
3463 Message buffers and is not meant to be called directly."
3464 (interactive (list (if current-prefix-arg 'full)))
3465 (if (if (boundp 'filladapt-mode) filladapt-mode)
3467 (if (message-point-in-header-p)
3468 (message-fill-field)
3469 (message-newline-and-reformat arg t))
3472 (defun message-point-in-header-p ()
3473 "Return t if point is in the header."
3478 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))
3480 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))))
3482 (defun message-do-auto-fill ()
3483 "Like `do-auto-fill', but don't fill in message header."
3484 (unless (message-point-in-header-p)
3487 (defun message-insert-signature (&optional force)
3488 "Insert a signature. See documentation for variable `message-signature'."
3489 (interactive (list 0))
3492 ((and (null message-signature)
3495 (goto-char (point-max))
3496 (not (re-search-backward message-signature-separator nil t))))
3497 ((and (null message-signature)
3500 ((functionp message-signature)
3501 (funcall message-signature))
3502 ((listp message-signature)
3503 (eval message-signature))
3504 (t message-signature)))
3507 (cond ((stringp signature)
3509 ((and (eq t signature) message-signature-file)
3510 (setq signature-file
3511 (if (and message-signature-directory
3512 ;; don't actually use the signature directory
3513 ;; if message-signature-file contains a path.
3514 (not (file-name-directory
3515 message-signature-file)))
3516 (expand-file-name message-signature-file
3517 message-signature-directory)
3518 message-signature-file))
3519 (file-exists-p signature-file))))
3521 (goto-char (point-max))
3522 ;; Insert the signature.
3525 (when message-signature-insert-empty-line
3528 (if (eq signature t)
3529 (insert-file-contents signature-file)
3531 (goto-char (point-max))
3532 (or (bolp) (insert "\n")))))
3534 (defun message-insert-importance-high ()
3535 "Insert header to mark message as important."
3539 (message-narrow-to-headers)
3540 (message-remove-header "Importance"))
3542 (insert "Importance: high\n")))
3544 (defun message-insert-importance-low ()
3545 "Insert header to mark message as unimportant."
3549 (message-narrow-to-headers)
3550 (message-remove-header "Importance"))
3552 (insert "Importance: low\n")))
3554 (defun message-insert-or-toggle-importance ()
3555 "Insert a \"Importance: high\" header, or cycle through the header values.
3556 The three allowed values according to RFC 1327 are `high', `normal'
3563 (message-narrow-to-headers)
3564 (when (setq cur (message-fetch-field "Importance"))
3565 (message-remove-header "Importance")
3566 (setq new (cond ((string= cur "high")
3568 ((string= cur "low")
3573 (insert (format "Importance: %s\n" new)))))
3575 (defun message-insert-disposition-notification-to ()
3576 "Request a disposition notification (return receipt) to this message.
3577 Note that this should not be used in newsgroups."
3581 (message-narrow-to-headers)
3582 (message-remove-header "Disposition-Notification-To"))
3584 (insert (format "Disposition-Notification-To: %s\n"
3585 (or (message-field-value "Reply-to")
3586 (message-field-value "From")
3587 (message-make-from))))))
3589 (defun message-elide-region (b e)
3590 "Elide the text in the region.
3591 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3594 (let ((lines (count-lines b e))
3597 (insert (format-spec message-elide-ellipsis
3601 (defvar message-caesar-translation-table nil)
3603 (defun message-caesar-region (b e &optional n)
3604 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3607 (min (point) (or (mark t) (point)))
3608 (max (point) (or (mark t) (point)))
3609 (when current-prefix-arg
3610 (prefix-numeric-value current-prefix-arg))))
3612 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3613 (unless (or (zerop n) ; no action needed for a rot of 0
3614 (= b e)) ; no region to rotate
3615 ;; We build the table, if necessary.
3616 (when (or (not message-caesar-translation-table)
3617 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3618 (setq message-caesar-translation-table
3619 (message-make-caesar-translation-table n)))
3620 (translate-region b e message-caesar-translation-table)))
3622 (defun message-make-caesar-translation-table (n)
3623 "Create a rot table with offset N."
3625 (table (make-string 256 0)))
3626 (while (< (incf i) 256)
3629 (substring table 0 ?A)
3630 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3631 (substring table ?A (+ ?A n))
3632 (substring table (+ ?A 26) ?a)
3633 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3634 (substring table ?a (+ ?a n))
3635 (substring table (+ ?a 26) 255))))
3637 (defun message-caesar-buffer-body (&optional rotnum wide)
3638 "Caesar rotate all letters in the current buffer by 13 places.
3639 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3640 With prefix arg, specifies the number of places to rotate each letter forward.
3641 Mail and USENET news headers are not rotated unless WIDE is non-nil."
3642 (interactive (if current-prefix-arg
3643 (list (prefix-numeric-value current-prefix-arg))
3647 (when (and (not wide) (message-goto-body))
3648 (narrow-to-region (point) (point-max)))
3649 (message-caesar-region (point-min) (point-max) rotnum))))
3651 (defun message-pipe-buffer-body (program)
3652 "Pipe the message body in the current buffer through PROGRAM."
3655 (when (message-goto-body)
3656 (narrow-to-region (point) (point-max)))
3657 (shell-command-on-region
3658 (point-min) (point-max) program nil t))))
3660 (defun message-rename-buffer (&optional enter-string)
3661 "Rename the *message* buffer to \"*message* RECIPIENT\".
3662 If the function is run with a prefix, it will ask for a new buffer
3663 name, rather than giving an automatic name."
3664 (interactive "Pbuffer name: ")
3667 (goto-char (point-min))
3668 (narrow-to-region (point)
3669 (search-forward mail-header-separator nil 'end))
3671 (if (message-news-p) (message-fetch-field "Newsgroups")
3672 (message-fetch-field "To"))
3675 (if (string-match "," mail-to)
3676 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3678 (name-default (concat "*message* " mail-trimmed-to))
3679 (name (if enter-string
3680 (read-string "New buffer name: " name-default)
3682 (rename-buffer name t)))))
3684 (defun message-fill-yanked-message (&optional justifyp)
3685 "Fill the paragraphs of a message yanked into this one.
3686 Numeric argument means justify as well."
3689 (goto-char (point-min))
3690 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3691 (let ((fill-prefix message-yank-prefix))
3692 (fill-individual-paragraphs (point) (point-max) justifyp))))
3694 (defun message-indent-citation (&optional start end yank-only)
3695 "Modify text just inserted from a message to be cited.
3696 The inserted text should be the region.
3697 When this function returns, the region is again around the modified text.
3699 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3700 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3701 (unless start (setq start (point)))
3703 ;; Remove unwanted headers.
3704 (when message-ignored-cited-headers
3709 (if (search-forward "\n\n" nil t)
3712 (message-remove-header message-ignored-cited-headers t)
3713 (when (= (point-min) (point-max))
3714 (setq all-removed t))
3715 (goto-char (point-max)))
3719 ;; Delete blank lines at the start of the buffer.
3720 (while (and (point-min)
3723 (message-delete-line))
3724 ;; Delete blank lines at the end of the buffer.
3725 (goto-char (point-max))
3726 (unless (eq (preceding-char) ?\n)
3728 (while (and (zerop (forward-line -1))
3730 (message-delete-line)))
3731 ;; Do the indentation.
3732 (if (null message-yank-prefix)
3733 (indent-rigidly start (or end (mark t)) message-indentation-spaces)
3736 (while (< (point) (or end (mark t)))
3737 (cond ((looking-at ">")
3738 (insert message-yank-cited-prefix))
3740 (insert message-yank-empty-prefix))
3742 (insert message-yank-prefix)))
3746 (defun message-remove-blank-cited-lines (&optional remove)
3747 "Remove cited lines containing only blanks.
3748 If REMOVE is non-nil, remove newlines, too.
3750 To use this automatically, you may add this function to
3751 `gnus-message-setup-hook'."
3756 (when (boundp 'message-yank-cited-prefix)
3757 (concat message-yank-cited-prefix "\\|"))
3761 (gnus-message 8 "removing `%s'" citexp)
3764 (while (re-search-forward citexp nil t)
3765 (replace-match (if remove "" "\n"))))))
3767 (defun message--yank-original-internal (arg)
3768 (let ((modified (buffer-modified-p))
3770 (when (and message-reply-buffer
3771 message-cite-function)
3772 (when (equal message-cite-reply-position 'above)
3775 (buffer-substring (message-goto-body)
3777 (delete-region (message-goto-body) (point-max))))
3778 (if (bufferp message-reply-buffer)
3779 (delete-windows-on message-reply-buffer t))
3780 (push-mark (save-excursion
3782 ((bufferp message-reply-buffer)
3783 (insert-buffer-substring message-reply-buffer))
3784 ((and (consp message-reply-buffer)
3785 (functionp (car message-reply-buffer)))
3786 (apply (car message-reply-buffer)
3787 (cdr message-reply-buffer))))
3792 (funcall message-cite-function)
3793 (unless (eq (char-before (mark t)) ?\n)
3795 (goto-char (mark t))
3796 (insert-before-markers ?\n)
3798 (case message-cite-reply-position
3802 (insert (if (bolp) "\n" "\n\n"))
3803 (message-goto-body))
3805 (message-goto-signature)))
3806 ;; Add a `message-setup-very-last-hook' here?
3807 ;; Add `gnus-article-highlight-citation' here?
3809 (setq message-checksum (message-checksum))))))
3811 (defun message-yank-original (&optional arg)
3812 "Insert the message being replied to, if any.
3813 Puts point before the text and mark after.
3814 Normally indents each nonblank line ARG spaces (default 3). However,
3815 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3817 This function uses `message-cite-function' to do the actual citing.
3819 Just \\[universal-argument] as argument means don't indent, insert no
3820 prefix, and don't delete any headers."
3822 ;; eval the let forms contained in message-cite-style
3824 `(let ,message-cite-style
3825 (message--yank-original-internal ',arg))))
3827 (defun message-yank-buffer (buffer)
3828 "Insert BUFFER into the current buffer and quote it."
3829 (interactive "bYank buffer: ")
3830 (let ((message-reply-buffer (get-buffer buffer)))
3831 (save-window-excursion
3832 (message-yank-original))))
3834 (defun message-buffers ()
3835 "Return a list of active message buffers."
3837 (save-current-buffer
3838 (dolist (buffer (buffer-list t))
3840 (when (and (eq major-mode 'message-mode)
3841 (null message-sent-message-via))
3842 (push (buffer-name buffer) buffers))))
3843 (nreverse buffers)))
3845 (defun message-cite-original-1 (strip-signature)
3846 "Cite an original message.
3847 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3850 This function uses `mail-citation-hook' if that is non-nil."
3851 (if (and (boundp 'mail-citation-hook)
3853 (run-hooks 'mail-citation-hook)
3854 (let* ((start (point))
3858 (when message-indent-citation-function
3859 (if (listp message-indent-citation-function)
3860 message-indent-citation-function
3861 (list message-indent-citation-function))))
3862 ;; This function may be called by `gnus-summary-yank-message' and
3863 ;; may insert a different article from the original. So, we will
3864 ;; modify the value of `message-reply-headers' with that article.
3865 (message-reply-headers
3867 (narrow-to-region start end)
3868 (message-narrow-to-head-1)
3869 (setq x-no-archive (message-fetch-field "x-no-archive"))
3871 (or (message-fetch-field "subject") "none")
3872 (or (message-fetch-field "from") "nobody")
3873 (message-fetch-field "date")
3874 (message-fetch-field "message-id" t)
3875 (message-fetch-field "references")
3877 (mml-quote-region start end)
3878 (when strip-signature
3882 (when (re-search-backward message-signature-separator start t)
3883 ;; Also peel off any blank lines before the signature.
3885 (while (looking-at "^[ \t]*$")
3888 (delete-region (point) end)
3889 (unless (search-backward "\n\n" start t)
3890 ;; Insert a blank line if it is peeled off.
3893 (mapc 'funcall functions)
3894 (when message-citation-line-function
3897 (funcall message-citation-line-function))
3898 (when (and x-no-archive
3899 (not message-cite-articles-with-x-no-archive)
3900 (string-match "yes" x-no-archive))
3902 (delete-region (point) (mark t))
3903 (insert "> [Quoted text removed due to X-No-Archive]\n")
3905 (forward-line -1)))))
3907 (defun message-cite-original ()
3908 "Cite function in the standard Message manner."
3909 (message-cite-original-1 nil))
3911 (defvar gnus-extract-address-components)
3913 (autoload 'format-spec "format-spec")
3915 (defun message-insert-formatted-citation-line (&optional from date)
3916 "Function that inserts a formatted citation line.
3918 See `message-citation-line-format'."
3919 ;; The optional args are for testing/debugging. They will disappear later.
3921 ;; (with-temp-buffer
3922 ;; (message-insert-formatted-citation-line
3923 ;; "John Doe <john.doe@example.invalid>"
3926 (when (or message-reply-headers (and from date))
3928 (setq from (mail-header-from message-reply-headers)))
3929 (let* ((data (condition-case ()
3930 (funcall (if (boundp gnus-extract-address-components)
3931 gnus-extract-address-components
3932 'mail-extract-address-components)
3938 (net (car (cdr data)))
3939 (name-or-net (or (car data)
3940 (car (cdr data)) from))
3944 ;; We need Gnus functionality if the user wants date or time from
3945 ;; the original article:
3946 (when (string-match "%[^fnNFL]" message-citation-line-format)
3947 (autoload 'gnus-date-get-time "gnus-util")
3948 (gnus-date-get-time (mail-header-date message-reply-headers)))))
3951 (when (stringp name)
3952 ;; Guess first name and last name:
3953 (cond ((string-match
3954 "\\`\\(\\w\\|[-.]\\)+ \\(\\w\\|[-.]\\)+\\'" name)
3955 (setq fname (nth 0 (split-string name "[ \t]+"))
3956 lname (nth 1 (split-string name "[ \t]+"))))
3958 "\\`\\(\\w\\|[-.]\\)+, \\(\\w\\|[-.]\\)+\\'" name)
3959 (setq fname (nth 1 (split-string name "[ \t,]+"))
3960 lname (nth 0 (split-string name "[ \t,]+"))))
3962 "\\`\\(\\w\\|[-.]\\)+\\'" name)
3965 ;; The following letters are not used in `format-time-string':
3966 (push ?E lst) (push "<E>" lst)
3967 (push ?F lst) (push fname lst)
3968 ;; We might want to use "" instead of "<X>" later.
3969 (push ?J lst) (push "<J>" lst)
3970 (push ?K lst) (push "<K>" lst)
3971 (push ?L lst) (push lname lst)
3972 (push ?N lst) (push name-or-net lst)
3973 (push ?O lst) (push "<O>" lst)
3974 (push ?P lst) (push "<P>" lst)
3975 (push ?Q lst) (push "<Q>" lst)
3976 (push ?f lst) (push from lst)
3977 (push ?i lst) (push "<i>" lst)
3978 (push ?n lst) (push net lst)
3979 (push ?o lst) (push "<o>" lst)
3980 (push ?q lst) (push "<q>" lst)
3981 (push ?t lst) (push "<t>" lst)
3982 (push ?v lst) (push "<v>" lst)
3983 ;; Delegate the rest to `format-time-string':
3985 (when (and (not (memq i lst))
3990 (push (condition-case nil
3991 (format-time-string (format "%%%c" i) replydate)
3992 (error (format ">%c<" i)))
3996 (spec (apply 'format-spec-make flist)))
3997 (insert (format-spec message-citation-line-format spec)))
4000 (defun message-cite-original-without-signature ()
4001 "Cite function in the standard Message manner.
4002 This function strips off the signature from the original message."
4003 (message-cite-original-1 t))
4005 (defun message-insert-citation-line ()
4006 "Insert a simple citation line."
4007 (when message-reply-headers
4008 (insert (mail-header-from message-reply-headers) " writes:")
4012 (defun message-position-on-field (header &rest afters)
4013 (let ((case-fold-search t))
4016 (goto-char (point-min))
4019 (concat "^" (regexp-quote mail-header-separator) "$"))
4020 (match-beginning 0)))
4021 (goto-char (point-min))
4022 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
4024 (re-search-forward "^[^ \t]" nil 'move)
4026 (skip-chars-backward "\n")
4029 (not (re-search-forward
4030 (concat "^" (regexp-quote (car afters)) ":")
4034 (re-search-forward "^[^ \t]" nil 'move)
4035 (beginning-of-line))
4036 (insert header ": \n")
4040 (defun message-remove-signature ()
4041 "Remove the signature from the text between point and mark.
4042 The text will also be indented the normal way."
4044 (let ((start (point))
4046 (if (not (re-search-forward message-signature-separator (mark t) t))
4047 ;; No signature here, so we just indent the cited text.
4048 (message-indent-citation)
4049 ;; Find the last non-empty line.
4051 (while (looking-at "[ \t]*$")
4054 (setq mark (set-marker (make-marker) (point)))
4056 (message-indent-citation)
4057 ;; Enable undoing the deletion.
4059 (delete-region mark (mark t))
4060 (set-marker mark nil)))))
4065 ;;; Sending messages
4068 (defun message-send-and-exit (&optional arg)
4069 "Send message like `message-send', then, if no errors, exit from mail buffer.
4070 The usage of ARG is defined by the instance that called Message.
4071 It should typically alter the sending method in some way or other."
4073 (let ((buf (current-buffer))
4074 (actions message-exit-actions))
4075 (when (and (message-send arg)
4078 (if message-kill-buffer-on-exit
4080 (message-do-actions actions)
4083 (defun message-dont-send ()
4084 "Don't send the message you have been editing.
4085 Instead, just auto-save the buffer and then bury it."
4087 (set-buffer-modified-p t)
4089 (let ((actions message-postpone-actions))
4090 (message-bury (current-buffer))
4091 (message-do-actions actions)))
4093 (defun message-kill-buffer ()
4094 "Kill the current buffer."
4096 (when (or (not (buffer-modified-p))
4097 (not message-kill-buffer-query)
4098 (yes-or-no-p "Message modified; kill anyway? "))
4099 (let ((actions message-kill-actions)
4100 (draft-article message-draft-article)
4101 (auto-save-file-name buffer-auto-save-file-name)
4102 (file-name buffer-file-name)
4103 (modified (buffer-modified-p)))
4104 (setq buffer-file-name nil)
4105 (kill-buffer (current-buffer))
4106 (when (and (or (and auto-save-file-name
4107 (file-exists-p auto-save-file-name))
4109 (file-exists-p file-name)))
4111 ;; If the message buffer has lived in a dedicated window,
4112 ;; `kill-buffer' has killed the frame. Thus the
4113 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
4114 ;; that the user can see the question by raising the
4117 (yes-or-no-p (format "Remove the backup file%s? "
4118 (if modified " too" "")))))
4120 (delete-file auto-save-file-name))
4121 (let ((message-draft-article draft-article))
4122 (message-disassociate-draft)))
4123 (message-do-actions actions))))
4125 (defun message-bury (buffer)
4126 "Bury this mail BUFFER."
4127 (if message-return-action
4129 (bury-buffer buffer)
4130 (apply (car message-return-action) (cdr message-return-action)))
4131 (with-current-buffer buffer (bury-buffer))))
4133 (defun message-send (&optional arg)
4134 "Send the message in the current buffer.
4135 If `message-interactive' is non-nil, wait for success indication or
4136 error messages, and inform user.
4137 Otherwise any failure is reported in a message back to the user from
4139 The usage of ARG is defined by the instance that called Message.
4140 It should typically alter the sending method in some way or other."
4142 ;; Make it possible to undo the coming changes.
4144 (let ((inhibit-read-only t))
4145 (put-text-property (point-min) (point-max) 'read-only nil))
4146 (message-fix-before-sending)
4147 (run-hooks 'message-send-hook)
4148 (when message-confirm-send
4149 (or (y-or-n-p "Send message? ")
4151 (message message-sending-message)
4152 (let ((alist message-send-method-alist)
4154 elem sent dont-barf-on-no-method
4155 (message-options message-options))
4156 (message-options-set-recipient)
4158 (setq elem (pop alist)))
4159 (when (funcall (cadr elem))
4160 (when (and (or (not (memq (car elem)
4161 message-sent-message-via))
4162 (message-fetch-field "supersedes")
4163 (if (or (message-gnksa-enable-p 'multiple-copies)
4164 (not (eq (car elem) 'news)))
4167 "Already sent message via %s; resend? "
4169 (error "Denied posting -- multiple copies")))
4170 (setq success (funcall (caddr elem) arg)))
4174 (let ((fcc (message-fetch-field "Fcc"))
4175 (gcc (message-fetch-field "Gcc")))
4177 (or (eq message-allow-no-recipients 'always)
4178 (and (not (eq message-allow-no-recipients 'never))
4179 (setq dont-barf-on-no-method
4181 (format "No receiver, perform %s anyway? "
4182 (cond ((and fcc gcc) "Fcc and Gcc")
4185 (error "No methods specified to send by"))
4186 (when (or dont-barf-on-no-method
4190 (run-hooks 'message-sent-hook))
4191 (message "Sending...done")
4192 ;; Do ecomplete address snarfing.
4193 (when (and (message-mail-alias-type-p 'ecomplete)
4194 (not message-inhibit-ecomplete))
4195 (message-put-addresses-in-ecomplete))
4196 ;; Mark the buffer as unmodified and delete auto-save.
4197 (set-buffer-modified-p nil)
4198 (delete-auto-save-file-if-necessary t)
4199 (message-disassociate-draft)
4200 ;; Delete other mail buffers and stuff.
4201 (message-do-send-housekeeping)
4202 (message-do-actions message-send-actions)
4206 (defun message-send-via-mail (arg)
4207 "Send the current message via mail."
4208 (message-send-mail arg))
4210 (defun message-send-via-news (arg)
4211 "Send the current message via news."
4212 (funcall message-send-news-function arg))
4214 (defmacro message-check (type &rest forms)
4215 "Eval FORMS if TYPE is to be checked."
4216 `(or (message-check-element ,type)
4220 (put 'message-check 'lisp-indent-function 1)
4221 (put 'message-check 'edebug-form-spec '(form body))
4223 (defun message-text-with-property (prop &optional start end reverse)
4224 "Return a list of start and end positions where the text has PROP.
4225 START and END bound the search, they default to `point-min' and
4226 `point-max' respectively. If REVERSE is non-nil, find text which does
4229 (setq start (point-min)))
4231 (setq end (point-max)))
4235 (setq start (text-property-any start end prop nil)))
4236 (setq next (next-single-property-change start prop nil end))
4237 (push (cons start (or next end)) regions)
4240 (or (get-text-property start prop)
4241 (and (setq start (next-single-property-change
4242 start prop nil end))
4243 (get-text-property start prop))))
4244 (setq next (text-property-any start end prop nil))
4245 (push (cons start (or next end)) regions)
4247 (nreverse regions)))
4249 (defcustom message-bogus-addresses
4250 '("noreply" "nospam" "invalid" "@@" "[^[:ascii:]].*@" "[ \t]")
4251 "List of regexps of potentially bogus mail addresses.
4252 See `message-check-recipients' how to setup checking.
4254 This list should make it possible to catch typos or warn about
4255 spam-trap addresses. It doesn't aim to verify strict RFC
4257 :version "23.1" ;; No Gnus
4258 :group 'message-headers
4260 (const :tag "None" nil)
4266 (const :tag "duplicate @" "@@")
4267 (const :tag "non-ascii local part" "[^[:ascii:]].*@")
4268 ;; Already caught by `message-valid-fqdn-regexp'
4269 ;; (const :tag "`_' in domain part" "@.*_")
4270 (const :tag "whitespace" "[ \t]"))
4275 (defun message-fix-before-sending ()
4276 "Do various things to make the message nice before sending it."
4277 ;; Make sure there's a newline at the end of the message.
4278 (goto-char (point-max))
4281 ;; Make the hidden headers visible.
4283 ;; Sort headers before sending the message.
4284 (message-sort-headers)
4285 ;; Make invisible text visible.
4286 ;; It doesn't seem as if this is useful, since the invisible property
4287 ;; is clobbered by an after-change hook anyhow.
4288 (message-check 'invisible-text
4289 (let ((regions (message-text-with-property 'invisible))
4293 (setq from (caar regions)
4295 regions (cdr regions))
4296 (put-text-property from to 'invisible nil)
4297 (message-overlay-put (message-make-overlay from to)
4299 (unless (yes-or-no-p
4300 "Invisible text found and made visible; continue sending? ")
4301 (error "Invisible text found and made visible")))))
4302 (message-check 'illegible-text
4303 (let (char found choice nul-chars)
4305 (setq nul-chars (save-excursion
4306 (search-forward "\000" nil t)))
4308 (skip-chars-forward mm-7bit-chars)
4309 (when (get-text-property (point) 'no-illegible-text)
4310 ;; There is a signed or encrypted raw message part
4311 ;; that is considered to be safe.
4312 (goto-char (or (next-single-property-change
4313 (point) 'no-illegible-text)
4315 (setq char (char-after)))
4316 (when (or (< (mm-char-int char) 128)
4317 (and (mm-multibyte-p)
4318 (memq (char-charset char)
4319 '(eight-bit-control eight-bit-graphic
4320 ;; Emacs 23, Bug#1770:
4323 (not (get-text-property
4324 (point) 'untranslated-utf-8))))
4325 (message-overlay-put (message-make-overlay (point) (1+ (point)))
4331 (gnus-multiple-choice
4333 "NUL characters found, which may cause problems. Continue sending?"
4334 "Non-printable characters found. Continue sending?")
4335 `((?d "Remove non-printable characters and send")
4337 "Replace non-printable characters with \"%s\" and send"
4338 message-replacement-char))
4339 (?s "Send as is without removing anything")
4340 (?e "Continue editing"))))
4342 (error "Non-printable characters"))
4344 (skip-chars-forward mm-7bit-chars)
4346 (when (let ((char (char-after)))
4347 (or (< (mm-char-int char) 128)
4348 (and (mm-multibyte-p)
4349 ;; FIXME: Wrong for Emacs 23 (unicode) and for
4350 ;; things like undecodable utf-8 (in Emacs 21?).
4351 ;; Should at least use find-coding-systems-region.
4353 (memq (char-charset char)
4354 '(eight-bit-control eight-bit-graphic
4355 ;; Emacs 23, Bug#1770:
4358 (not (get-text-property
4359 (point) 'untranslated-utf-8)))))
4361 (message-kill-all-overlays)
4363 (when (eq choice ?r)
4364 (insert message-replacement-char))))
4366 (skip-chars-forward mm-7bit-chars)))))
4367 (message-check 'bogus-recipient
4368 ;; Warn before sending a mail to an invalid address.
4369 (message-check-recipients)))
4371 (defun message-bogus-recipient-p (recipients)
4372 "Check if a mail address in RECIPIENTS looks bogus.
4374 RECIPIENTS is a mail header. Return a list of potentially bogus
4375 addresses. If none is found, return nil.
4377 An address might be bogus if the domain part is not fully
4378 qualified, see `message-valid-fqdn-regexp', or if there's a
4379 matching entry in `message-bogus-addresses'."
4380 ;; FIXME: How about "foo@subdomain", when the MTA adds ".domain.tld"?
4382 (mapc (lambda (address)
4383 (setq address (or (cadr address) ""))
4385 (or (string= "" address)
4388 (not (string-match "@" address))
4391 message-valid-fqdn-regexp "\\)\\'") address)))
4392 (and message-bogus-addresses
4394 (if (listp message-bogus-addresses)
4395 (mapconcat 'identity
4396 message-bogus-addresses
4398 message-bogus-addresses)))
4399 (string-match re address))))
4400 (push address found)))
4402 (mail-extract-address-components recipients t))
4405 (defun message-check-recipients ()
4406 "Warn before composing or sending a mail to an invalid address.
4408 This function could be useful in `message-setup-hook'."
4411 (message-narrow-to-headers)
4412 (dolist (hdr '("To" "Cc" "Bcc"))
4413 (let ((addr (message-fetch-field hdr)))
4414 (when (stringp addr)
4415 (dolist (bog (message-bogus-recipient-p addr))
4419 "Address `%s'%s might be bogus. Continue? "
4421 ;; If the encoded version of the email address
4422 ;; is different from the unencoded version,
4423 ;; then we likely have invisible characters or
4424 ;; the like. Display the encoded version,
4426 (let ((encoded (rfc2047-encode-string bog)))
4427 (if (string= encoded bog)
4429 (format " (%s)" encoded))))))
4430 (error "Bogus address"))))))))
4432 (custom-add-option 'message-setup-hook 'message-check-recipients)
4434 (defun message-add-action (action &rest types)
4435 "Add ACTION to be performed when doing an exit of type TYPES."
4437 (add-to-list (intern (format "message-%s-actions" (pop types)))
4440 (defun message-delete-action (action &rest types)
4441 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
4444 (set (setq var (intern (format "message-%s-actions" (pop types))))
4445 (delq action (symbol-value var))))))
4447 (defun message-do-actions (actions)
4448 "Perform all actions in ACTIONS."
4449 ;; Now perform actions on successful sending.
4450 (dolist (action actions)
4453 ;; A simple function.
4456 ;; Something to be evalled.
4460 (defun message-send-mail-partially ()
4461 "Send mail as message/partial."
4462 ;; replace the header delimiter with a blank line
4463 (goto-char (point-min))
4465 (concat "^" (regexp-quote mail-header-separator) "\n"))
4466 (replace-match "\n")
4467 (run-hooks 'message-send-mail-hook)
4468 (let ((p (goto-char (point-min)))
4469 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
4470 (curbuf (current-buffer))
4471 (id (message-make-message-id)) (n 1)
4474 (if (< (point-max) (+ p message-send-mail-partially-limit))
4475 (goto-char (point-max))
4476 (goto-char (+ p message-send-mail-partially-limit))
4478 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
4481 (setq total (length plist))
4482 (push (point-max) plist)
4483 (setq plist (nreverse plist))
4486 (setq p (pop plist))
4489 (copy-to-buffer tembuf p (car plist))
4491 (goto-char (point-min))
4494 (goto-char (point-min))
4495 (narrow-to-region (point) (point))
4498 (setq header (buffer-substring (point-min) (point)))
4499 (goto-char (point-min))
4500 (narrow-to-region (point) (point))
4502 (message-remove-header "Mime-Version")
4503 (message-remove-header "Content-Type")
4504 (message-remove-header "Content-Transfer-Encoding")
4505 (message-remove-header "Message-ID")
4506 (message-remove-header "Lines")
4507 (goto-char (point-max))
4508 (insert "Mime-Version: 1.0\n")
4509 (setq header (buffer-string)))
4510 (goto-char (point-max))
4511 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
4514 (let ((mail-header-separator ""))
4515 (when (memq 'Message-ID message-required-mail-headers)
4516 (insert "Message-ID: " (message-make-message-id) "\n"))
4517 (when (memq 'Lines message-required-mail-headers)
4518 (insert "Lines: " (message-make-lines) "\n"))
4519 (message-goto-subject)
4521 (insert (format " (%d/%d)" n total))
4523 (funcall (or message-send-mail-real-function
4524 message-send-mail-function)))
4526 (setq p (pop plist))
4528 (kill-buffer tembuf))))
4530 (declare-function hashcash-wait-async "hashcash" (&optional buffer))
4532 (defun message-send-mail (&optional arg)
4533 (require 'mail-utils)
4534 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
4535 (case-fold-search nil)
4536 (news (message-news-p))
4537 (mailbuf (current-buffer))
4538 (message-this-is-mail t)
4539 ;; gnus-setup-posting-charset is autoloaded in mml.el (FIXME
4540 ;; maybe it should not be), which this file requires. Hence
4541 ;; the fboundp test is always true. Loading it from gnus-msg
4542 ;; loads many Gnus files (Bug#5642). If
4543 ;; gnus-group-posting-charset-alist hasn't been customized,
4544 ;; this is just going to return nil anyway. FIXME it would
4545 ;; be good to improve this further, because even if g-g-p-c-a
4546 ;; has been customized, that is likely to just be for news.
4547 ;; Eg either move the definition from gnus-msg, or separate out
4548 ;; the mail and news parts.
4549 (message-posting-charset
4550 (if (and (fboundp 'gnus-setup-posting-charset)
4551 (boundp 'gnus-group-posting-charset-alist))
4552 (gnus-setup-posting-charset nil)
4553 message-posting-charset))
4554 (headers message-required-mail-headers)
4556 (when (and message-generate-hashcash
4557 (not (eq message-generate-hashcash 'opportunistic)))
4558 (message "Generating hashcash...")
4560 ;; Wait for calculations already started to finish...
4561 (hashcash-wait-async)
4562 ;; ...and do calculations not already done. mail-add-payment
4563 ;; will leave existing X-Hashcash headers alone.
4565 (message "Generating hashcash...done"))
4567 (message-narrow-to-headers)
4568 ;; Generate the Mail-Followup-To header if the header is not there...
4569 (if (and (message-subscribed-p)
4570 (not (mail-fetch-field "mail-followup-to")))
4573 (cons "Mail-Followup-To" (message-make-mail-followup-to))
4574 message-required-mail-headers))
4575 ;; otherwise, delete the MFT header if the field is empty
4576 (when (equal "" (mail-fetch-field "mail-followup-to"))
4577 (message-remove-header "^Mail-Followup-To:")))
4578 ;; Insert some headers.
4579 (let ((message-deletable-headers
4580 (if news nil message-deletable-headers)))
4581 (message-generate-headers headers))
4582 ;; Check continuation headers.
4583 (message-check 'continuation-headers
4584 (goto-char (point-min))
4585 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4586 (goto-char (match-beginning 0))
4587 (if (y-or-n-p "Fix continuation lines? ")
4590 (unless (y-or-n-p "Send anyway? ")
4591 (error "Failed to send the message")))))
4592 ;; Let the user do all of the above.
4593 (run-hooks 'message-header-hook))
4594 (setq options message-options)
4596 (with-current-buffer tembuf
4598 (setq message-options options)
4599 ;; Avoid copying text props (except hard newlines).
4600 (insert (with-current-buffer mailbuf
4601 (mml-buffer-substring-no-properties-except-hard-newlines
4602 (point-min) (point-max))))
4603 ;; Remove some headers.
4604 (message-encode-message-body)
4606 (message-narrow-to-headers)
4607 ;; We (re)generate the Lines header.
4608 (when (memq 'Lines message-required-mail-headers)
4609 (message-generate-headers '(Lines)))
4610 ;; Remove some headers.
4611 (message-remove-header message-ignored-mail-headers t)
4612 (let ((mail-parse-charset message-default-charset))
4613 (mail-encode-encoded-word-buffer)))
4614 (goto-char (point-max))
4615 ;; require one newline at the end.
4616 (or (= (preceding-char) ?\n)
4618 (message-cleanup-headers)
4619 ;; FIXME: we're inserting the courtesy copy after encoding.
4620 ;; This is wrong if the courtesy copy string contains
4621 ;; non-ASCII characters. -- jh
4624 (message-narrow-to-headers)
4626 (not (message-fetch-field "List-Post"))
4627 (not (message-fetch-field "List-ID"))
4628 (or (message-fetch-field "cc")
4629 (message-fetch-field "bcc")
4630 (message-fetch-field "to"))
4631 (let ((content-type (message-fetch-field
4636 (string= "text/plain"
4638 (mail-header-parse-content-type
4642 (message-fetch-field
4643 "content-transfer-encoding")))))))
4644 (message-insert-courtesy-copy
4645 (with-current-buffer mailbuf
4646 message-courtesy-message)))
4647 ;; Let's make sure we encoded all the body.
4648 (assert (save-excursion
4649 (goto-char (point-min))
4650 (not (re-search-forward "[^\000-\377]" nil t))))
4651 (mm-disable-multibyte)
4652 (if (or (not message-send-mail-partially-limit)
4653 (< (buffer-size) message-send-mail-partially-limit)
4654 (not (message-y-or-n-p
4655 "The message size is too large, split? "
4659 (/ (buffer-size) 1000) "KB, is too large.
4661 Some mail gateways (MTA's) bounce large messages. To avoid the
4662 problem, answer `y', and the message will be split into several
4663 smaller pieces, the size of each is about "
4664 (/ message-send-mail-partially-limit 1000)
4668 However, some mail readers (MUA's) can't read split messages, i.e.,
4669 mails in message/partially format. Answer `n', and the message will be
4672 The size limit is controlled by `message-send-mail-partially-limit'.
4673 If you always want Gnus to send messages in one piece, set
4674 `message-send-mail-partially-limit' to nil.
4677 (message "Sending via mail...")
4678 (funcall (or message-send-mail-real-function
4679 message-send-mail-function)))
4680 (message-send-mail-partially))
4681 (setq options message-options))
4682 (kill-buffer tembuf))
4683 (set-buffer mailbuf)
4684 (setq message-options options)
4685 (push 'mail message-sent-message-via)))
4687 (defvar sendmail-program)
4689 (defun message-send-mail-with-sendmail ()
4690 "Send off the prepared buffer with sendmail."
4692 (let ((errbuf (if message-interactive
4693 (message-generate-new-buffer-clone-locals
4696 resend-to-addresses delimline)
4699 (let ((case-fold-search t))
4701 (message-narrow-to-headers)
4702 (setq resend-to-addresses (message-fetch-field "resent-to")))
4703 ;; Change header-delimiter to be what sendmail expects.
4704 (goto-char (point-min))
4706 (concat "^" (regexp-quote mail-header-separator) "\n"))
4707 (replace-match "\n")
4709 (setq delimline (point-marker))
4710 (run-hooks 'message-send-mail-hook)
4711 ;; Insert an extra newline if we need it to work around
4712 ;; Sun's bug that swallows newlines.
4713 (goto-char (1+ delimline))
4714 (when (eval message-mailer-swallows-blank-line)
4716 (when message-interactive
4717 (with-current-buffer errbuf
4719 (let* ((default-directory "/")
4720 (coding-system-for-write message-send-coding-system)
4722 'call-process-region
4724 (list (point-min) (point-max) sendmail-program
4725 nil errbuf nil "-oi")
4726 message-sendmail-extra-arguments
4727 ;; Always specify who from,
4728 ;; since some systems have broken sendmails.
4729 ;; But some systems are more broken with -f, so
4730 ;; we'll let users override this.
4731 (and (null message-sendmail-f-is-evil)
4732 (list "-f" (message-sendmail-envelope-from)))
4733 ;; These mean "report errors by mail"
4734 ;; and "deliver in background".
4735 (if (null message-interactive) '("-oem" "-odb"))
4736 ;; Get the addresses from the message
4737 ;; unless this is a resend.
4738 ;; We must not do that for a resend
4739 ;; because we would find the original addresses.
4740 ;; For a resend, include the specific addresses.
4741 (if resend-to-addresses
4742 (list resend-to-addresses)
4744 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
4745 (if errbuf (pop-to-buffer errbuf))
4746 (error "Sending...failed with exit value %d" cpr)))
4747 (when message-interactive
4748 (with-current-buffer errbuf
4749 (goto-char (point-min))
4750 (while (re-search-forward "\n+ *" nil t)
4751 (replace-match "; "))
4752 (if (not (zerop (buffer-size)))
4753 (error "Sending...failed to %s"
4754 (buffer-string))))))
4755 (when (bufferp errbuf)
4756 (kill-buffer errbuf)))))
4758 (defun message-send-mail-with-qmail ()
4759 "Pass the prepared message buffer to qmail-inject.
4760 Refer to the documentation for the variable `message-send-mail-function'
4761 to find out how to use this."
4762 ;; replace the header delimiter with a blank line
4763 (goto-char (point-min))
4765 (concat "^" (regexp-quote mail-header-separator) "\n"))
4766 (replace-match "\n")
4767 (run-hooks 'message-send-mail-hook)
4770 (let ((coding-system-for-write message-send-coding-system))
4772 'call-process-region (point-min) (point-max)
4773 message-qmail-inject-program nil nil nil
4774 ;; qmail-inject's default behavior is to look for addresses on the
4775 ;; command line; if there're none, it scans the headers.
4776 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4778 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4779 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4780 ;; message from stdin.
4782 ;; qmail also has the advantage of not having been raped by
4783 ;; various vendors, so we don't have to allow for that, either --
4784 ;; compare this with message-send-mail-with-sendmail and weep
4785 ;; for sendmail's lost innocence.
4787 ;; all this is way cool coz it lets us keep the arguments entirely
4788 ;; free for -inject-arguments -- a big win for the user and for us
4789 ;; since we don't have to play that double-guessing game and the user
4790 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4791 (if (functionp message-qmail-inject-args)
4792 (funcall message-qmail-inject-args)
4793 message-qmail-inject-args)))
4794 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4795 ;; we have to look at the retval instead
4797 (100 (error "qmail-inject reported permanent failure"))
4798 (111 (error "qmail-inject reported transient failure"))
4799 ;; should never happen
4800 (t (error "qmail-inject reported unknown failure"))))
4802 (defvar mh-previous-window-config)
4804 (defun message-send-mail-with-mh ()
4805 "Send the prepared message buffer with mh."
4806 (let ((mh-previous-window-config nil)
4807 (name (mh-new-draft-name)))
4808 (setq buffer-file-name name)
4809 ;; MH wants to generate these headers itself.
4810 (when message-mh-deletable-headers
4811 (let ((headers message-mh-deletable-headers))
4813 (goto-char (point-min))
4814 (and (re-search-forward
4815 (concat "^" (symbol-name (car headers)) ": *") nil t)
4816 (message-delete-line))
4818 (run-hooks 'message-send-mail-hook)
4819 ;; Pass it on to mh.
4822 (defun message-smtpmail-send-it ()
4823 "Send the prepared message buffer with `smtpmail-send-it'.
4824 The only difference from `smtpmail-send-it' is that this command
4825 evaluates `message-send-mail-hook' just before sending a message.
4826 It is useful if your ISP requires the POP-before-SMTP
4827 authentication. See the Gnus manual for details."
4828 (run-hooks 'message-send-mail-hook)
4831 (defun message-send-mail-with-mailclient ()
4832 "Send the prepared message buffer with `mailclient-send-it'.
4833 The only difference from `mailclient-send-it' is that this
4834 command evaluates `message-send-mail-hook' just before sending a message."
4835 (run-hooks 'message-send-mail-hook)
4836 (mailclient-send-it))
4838 (defun message-canlock-generate ()
4839 "Return a string that is non-trivial to guess.
4840 Do not use this for anything important, it is cryptographically weak."
4842 (let (sha1-maximum-internal-length)
4843 (sha1 (concat (message-unique-id)
4844 (format "%x%x%x" (random)
4845 (progn (random t) (random))
4847 (prin1-to-string (recent-keys))
4848 (prin1-to-string (garbage-collect))))))
4850 (defvar canlock-password)
4851 (defvar canlock-password-for-verify)
4853 (defun message-canlock-password ()
4854 "The password used by message for cancel locks.
4855 This is the value of `canlock-password', if that option is non-nil.
4856 Otherwise, generate and save a value for `canlock-password' first."
4858 (unless canlock-password
4859 (customize-save-variable 'canlock-password (message-canlock-generate))
4860 (setq canlock-password-for-verify canlock-password))
4863 (defun message-insert-canlock ()
4864 (when message-insert-canlock
4865 (message-canlock-password)
4866 (canlock-insert-header)))
4868 (autoload 'nnheader-get-report "nnheader")
4870 (declare-function gnus-setup-posting-charset "gnus-msg" (group))
4872 (defun message-send-news (&optional arg)
4874 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4875 (case-fold-search nil)
4876 (method (if (functionp message-post-method)
4877 (funcall message-post-method arg)
4878 message-post-method))
4879 (newsgroups-field (save-restriction
4880 (message-narrow-to-headers-or-head)
4881 (message-fetch-field "Newsgroups")))
4882 (followup-field (save-restriction
4883 (message-narrow-to-headers-or-head)
4884 (message-fetch-field "Followup-To")))
4885 ;; BUG: We really need to get the charset for each name in the
4886 ;; Newsgroups and Followup-To lines to allow crossposting
4887 ;; between group names with incompatible character sets.
4888 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4889 (group-field-charset
4890 (gnus-group-name-charset method newsgroups-field))
4891 (followup-field-charset
4892 (gnus-group-name-charset method (or followup-field "")))
4893 (rfc2047-header-encoding-alist
4894 (append (when group-field-charset
4895 (list (cons "Newsgroups" group-field-charset)))
4896 (when followup-field-charset
4897 (list (cons "Followup-To" followup-field-charset)))
4898 rfc2047-header-encoding-alist))
4899 (messbuf (current-buffer))
4900 (message-syntax-checks
4902 (listp message-syntax-checks))
4903 (cons '(existing-newsgroups . disabled)
4904 message-syntax-checks)
4905 message-syntax-checks))
4906 (message-this-is-news t)
4907 (message-posting-charset
4908 (gnus-setup-posting-charset newsgroups-field))
4910 (if (not (message-check-news-body-syntax))
4913 (message-narrow-to-headers)
4914 ;; Insert some headers.
4915 (message-generate-headers message-required-news-headers)
4916 (message-insert-canlock)
4917 ;; Let the user do all of the above.
4918 (run-hooks 'message-header-hook))
4919 ;; Note: This check will be disabled by the ".*" default value for
4920 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4921 (when (and group-field-charset
4922 (listp message-syntax-checks))
4923 (setq message-syntax-checks
4924 (cons '(valid-newsgroups . disabled)
4925 message-syntax-checks)))
4926 (message-cleanup-headers)
4927 (if (not (let ((message-post-method method))
4928 (message-check-news-syntax)))
4931 (with-current-buffer tembuf
4932 (buffer-disable-undo)
4934 ;; Avoid copying text props (except hard newlines).
4936 (with-current-buffer messbuf
4937 (mml-buffer-substring-no-properties-except-hard-newlines
4938 (point-min) (point-max))))
4939 (message-encode-message-body)
4940 ;; Remove some headers.
4942 (message-narrow-to-headers)
4943 ;; We (re)generate the Lines header.
4944 (when (memq 'Lines message-required-mail-headers)
4945 (message-generate-headers '(Lines)))
4946 ;; Remove some headers.
4947 (message-remove-header message-ignored-news-headers t)
4948 (let ((mail-parse-charset message-default-charset))
4949 (mail-encode-encoded-word-buffer)))
4950 (goto-char (point-max))
4951 ;; require one newline at the end.
4952 (or (= (preceding-char) ?\n)
4954 (let ((case-fold-search t))
4955 ;; Remove the delimiter.
4956 (goto-char (point-min))
4958 (concat "^" (regexp-quote mail-header-separator) "\n"))
4959 (replace-match "\n")
4961 (run-hooks 'message-send-news-hook)
4962 (gnus-open-server method)
4963 (message "Sending news via %s..." (gnus-server-string method))
4964 (setq result (let ((mail-header-separator ""))
4965 (gnus-request-post method))))
4966 (kill-buffer tembuf))
4967 (set-buffer messbuf)
4969 (push 'news message-sent-message-via)
4970 (message "Couldn't send message via news: %s"
4971 (nnheader-get-report (car method)))
4975 ;;; Header generation & syntax checking.
4978 (defun message-check-element (type)
4979 "Return non-nil if this TYPE is not to be checked."
4980 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4982 (let ((able (assq type message-syntax-checks)))
4984 (eq (cdr able) 'disabled)))))
4986 (defun message-check-news-syntax ()
4987 "Check the syntax of the message."
4991 ;; We narrow to the headers and check them first.
4994 (message-narrow-to-headers)
4995 (message-check-news-header-syntax))))))
4997 (defun message-check-news-header-syntax ()
4999 ;; Check Newsgroups header.
5000 (message-check 'newsgroups
5001 (let ((group (message-fetch-field "newsgroups")))
5004 (not (string-match "\\`[ \t]*\\'" group)))
5007 "The newsgroups field is empty or missing. Posting is denied.")))))
5008 ;; Check the Subject header.
5009 (message-check 'subject
5010 (let* ((case-fold-search t)
5011 (subject (message-fetch-field "subject")))
5014 (not (string-match "\\`[ \t]*\\'" subject)))
5017 "The subject field is empty or missing. Posting is denied.")))))
5018 ;; Check for commands in Subject.
5019 (message-check 'subject-cmsg
5020 (if (string-match "^cmsg " (message-fetch-field "subject"))
5022 "The control code \"cmsg\" is in the subject. Really post? ")
5024 ;; Check long header lines.
5025 (message-check 'long-header-lines
5029 (while (and (not found)
5030 (re-search-forward "^\\([^ \t:]+\\): " nil t))
5031 (if (> (- (point) (match-beginning 0)) 998)
5033 length (- (point) (match-beginning 0)))
5034 (setq header (match-string-no-properties 1)))
5037 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
5040 ;; Check for multiple identical headers.
5041 (message-check 'multiple-headers
5043 (while (and (not found)
5044 (re-search-forward "^[^ \t:]+: " nil t))
5046 (or (re-search-forward
5051 (match-beginning 0) (- (match-end 0) 2))))
5056 (y-or-n-p (format "Multiple %s headers. Really post? " found))
5058 ;; Check for Version and Sendsys.
5059 (message-check 'sendsys
5060 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
5062 (format "The article contains a %s command. Really post? "
5063 (buffer-substring (match-beginning 0)
5064 (1- (match-end 0)))))
5066 ;; See whether we can shorten Followup-To.
5067 (message-check 'shorten-followup-to
5068 (let ((newsgroups (message-fetch-field "newsgroups"))
5069 (followup-to (message-fetch-field "followup-to"))
5071 (when (and newsgroups
5072 (string-match "," newsgroups)
5077 (setq to (completing-read
5078 "Followups to (default no Followup-To header): "
5081 (message-tokenize-header
5083 (goto-char (point-min))
5084 (insert "Followup-To: " to "\n"))
5086 ;; Check "Shoot me".
5087 (message-check 'shoot
5088 (if (re-search-forward
5089 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
5090 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
5092 ;; Check for Approved.
5093 (message-check 'approved
5094 (if (re-search-forward "^Approved:" nil t)
5095 (y-or-n-p "The article contains an Approved header. Really post? ")
5097 ;; Check the Message-ID header.
5098 (message-check 'message-id
5099 (let* ((case-fold-search t)
5100 (message-id (message-fetch-field "message-id" t)))
5101 (or (not message-id)
5102 ;; Is there an @ in the ID?
5103 (and (string-match "@" message-id)
5104 ;; Is there a dot in the ID?
5105 (string-match "@[^.]*\\." message-id)
5106 ;; Does the ID end with a dot?
5107 (not (string-match "\\.>" message-id)))
5109 (format "The Message-ID looks strange: \"%s\". Really post? "
5111 ;; Check the Newsgroups & Followup-To headers.
5112 (message-check 'existing-newsgroups
5113 (let* ((case-fold-search t)
5114 (newsgroups (message-fetch-field "newsgroups"))
5115 (followup-to (message-fetch-field "followup-to"))
5116 (groups (message-tokenize-header
5118 (concat newsgroups "," followup-to)
5120 (post-method (if (functionp message-post-method)
5121 (funcall message-post-method)
5122 message-post-method))
5123 ;; KLUDGE to handle nnvirtual groups. Doing this right
5124 ;; would probably involve a new nnoo function.
5125 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
5126 (method (if (and (consp post-method)
5127 (eq (car post-method) 'nnvirtual)
5128 gnus-message-group-art)
5129 (let ((group (car (nnvirtual-find-group-art
5130 (car gnus-message-group-art)
5131 (cdr gnus-message-group-art)))))
5132 (gnus-find-method-for-group group))
5136 (gnus-group-name-decode
5137 (gnus-group-real-name n)
5138 (gnus-group-name-charset method n)))
5139 (gnus-groups-from-server method)))
5142 (when (and (not (equal (car groups) "poster"))
5143 (not (member (car groups) known-groups))
5144 (not (member (car groups) errors)))
5145 (push (car groups) errors))
5148 ;; Gnus is not running.
5149 ((or (not (and (boundp 'gnus-active-hashtb)
5150 gnus-active-hashtb))
5151 (not (boundp 'gnus-read-active-file)))
5153 ;; We don't have all the group names.
5154 ((and (or (not gnus-read-active-file)
5155 (eq gnus-read-active-file 'some))
5159 "Really use %s possibly unknown group%s: %s? "
5160 (if (= (length errors) 1) "this" "these")
5161 (if (= (length errors) 1) "" "s")
5162 (mapconcat 'identity errors ", "))))
5163 ;; There were no errors.
5166 ;; There are unknown groups.
5170 "Really post to %s unknown group%s: %s? "
5171 (if (= (length errors) 1) "this" "these")
5172 (if (= (length errors) 1) "" "s")
5173 (mapconcat 'identity errors ", ")))))))
5174 ;; Check continuation headers.
5175 (message-check 'continuation-headers
5176 (goto-char (point-min))
5177 (let ((do-posting t))
5178 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
5179 (goto-char (match-beginning 0))
5180 (if (y-or-n-p "Fix continuation lines? ")
5183 (unless (y-or-n-p "Send anyway? ")
5184 (setq do-posting nil))))
5186 ;; Check the Newsgroups & Followup-To headers for syntax errors.
5187 (message-check 'valid-newsgroups
5188 (let ((case-fold-search t)
5189 (headers '("Newsgroups" "Followup-To"))
5191 (while (and headers (not error))
5192 (when (setq header (mail-fetch-field (car headers)))
5196 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
5201 (not (string-match "\\.\\'\\|\\.\\." g)))
5202 (message-tokenize-header header ","))))
5209 (format "The %s header looks odd: \"%s\". Really post? "
5210 (car headers) header)))))
5211 (message-check 'repeated-newsgroups
5212 (let ((case-fold-search t)
5213 (headers '("Newsgroups" "Followup-To"))
5214 header error groups group)
5217 (when (setq header (mail-fetch-field (pop headers)))
5218 (setq groups (message-tokenize-header header ","))
5219 (while (setq group (pop groups))
5220 (when (member group groups)
5226 (format "Group %s is repeated in headers. Really post? " error)))))
5227 ;; Check the From header.
5228 (message-check 'from
5229 (let* ((case-fold-search t)
5230 (from (message-fetch-field "from"))
5234 (message "There is no From line. Posting is denied.")
5236 ((or (not (string-match
5238 (setq ad (nth 1 (mail-extract-address-components
5239 from))))) ;larsi@ifi
5240 (string-match "\\.\\." ad) ;larsi@ifi..uio
5241 (string-match "@\\." ad) ;larsi@.ifi.uio
5242 (string-match "\\.$" ad) ;larsi@ifi.uio.
5243 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5244 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
5246 "Denied posting -- the From looks strange: \"%s\"." from)
5248 ((let ((addresses (rfc822-addresses from)))
5249 ;; `rfc822-addresses' returns a string if parsing fails.
5250 (while (and (consp addresses)
5251 (not (eq (string-to-char (car addresses)) ?\()))
5252 (setq addresses (cdr addresses)))
5255 "Denied posting -- bad From address: \"%s\"." from)
5258 ;; Check the Reply-To header.
5259 (message-check 'reply-to
5260 (let* ((case-fold-search t)
5261 (reply-to (message-fetch-field "reply-to"))
5266 ((string-match "," reply-to)
5268 (format "Multiple Reply-To addresses: \"%s\". Really post? "
5270 ((or (not (string-match
5272 (setq ad (nth 1 (mail-extract-address-components
5273 reply-to))))) ;larsi@ifi
5274 (string-match "\\.\\." ad) ;larsi@ifi..uio
5275 (string-match "@\\." ad) ;larsi@.ifi.uio
5276 (string-match "\\.$" ad) ;larsi@ifi.uio.
5277 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5278 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
5281 "The Reply-To looks strange: \"%s\". Really post? "
5285 (defun message-check-news-body-syntax ()
5287 ;; Check for long lines.
5288 (message-check 'long-lines
5289 (goto-char (point-min))
5291 (concat "^" (regexp-quote mail-header-separator) "$"))
5295 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
5298 (< (- (point) p) 80)))
5299 (zerop (forward-line 1))))
5303 "You have lines longer than 79 characters. Really post? ")))
5304 ;; Check whether the article is empty.
5305 (message-check 'empty
5306 (goto-char (point-min))
5308 (concat "^" (regexp-quote mail-header-separator) "$"))
5311 (goto-char (point-max))
5312 (re-search-backward message-signature-separator nil t)
5314 (or (re-search-backward "[^ \n\t]" b t)
5315 (if (message-gnksa-enable-p 'empty-article)
5316 (y-or-n-p "Empty article. Really post? ")
5317 (message "Denied posting -- Empty article.")
5319 ;; Check for control characters.
5320 (message-check 'control-chars
5321 (if (re-search-forward
5322 (mm-string-to-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
5325 "The article contains control characters. Really post? ")
5327 ;; Check excessive size.
5328 (message-check 'size
5329 (if (> (buffer-size) 60000)
5331 (format "The article is %d octets long. Really post? "
5334 ;; Check whether any new text has been added.
5335 (message-check 'new-text
5337 (not message-checksum)
5338 (not (eq (message-checksum) message-checksum))
5339 (if (message-gnksa-enable-p 'quoted-text-only)
5341 "It looks like no new text has been added. Really post? ")
5342 (message "Denied posting -- no new text has been added.")
5344 ;; Check the length of the signature.
5345 (message-check 'signature
5346 (let (sig-start sig-end)
5347 (goto-char (point-max))
5348 (if (not (re-search-backward message-signature-separator nil t))
5350 (setq sig-start (1+ (point-at-eol)))
5352 (if (re-search-forward
5353 "<#/?\\(multipart\\|part\\|external\\|mml\\)" nil t)
5354 (- (point-at-bol) 1)
5356 (if (>= (count-lines sig-start sig-end) 5)
5357 (if (message-gnksa-enable-p 'signature)
5359 (format "Signature is excessively long (%d lines). Really post? "
5360 (count-lines sig-start sig-end)))
5361 (message "Denied posting -- Excessive signature.")
5364 ;; Ensure that text follows last quoted portion.
5365 (message-check 'quoting-style
5366 (goto-char (point-max))
5367 (let ((no-problem t))
5368 (when (search-backward-regexp "^>[^\n]*\n" nil t)
5369 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
5372 (if (message-gnksa-enable-p 'quoted-text-only)
5373 (y-or-n-p "Your text should follow quoted text. Really post? ")
5375 (goto-char (point-min))
5377 (concat "^" (regexp-quote mail-header-separator) "$"))
5378 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
5379 (y-or-n-p "Your text should follow quoted text. Really post? ")
5380 (message "Denied posting -- only quoted text.")
5383 (defun message-checksum ()
5384 "Return a \"checksum\" for the current buffer."
5387 (goto-char (point-min))
5389 (concat "^" (regexp-quote mail-header-separator) "$"))
5391 (when (not (looking-at "[ \t\n]"))
5392 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
5397 (defun message-do-fcc ()
5398 "Process Fcc headers in the current buffer."
5399 (let ((case-fold-search t)
5400 (buf (current-buffer))
5402 (mml-externalize-attachments message-fcc-externalize-attachments))
5405 (message-narrow-to-headers)
5406 (setq file (message-fetch-field "fcc" t)))
5408 (set-buffer (get-buffer-create " *message temp*"))
5410 (insert-buffer-substring buf)
5411 (message-encode-message-body)
5413 (message-narrow-to-headers)
5414 (while (setq file (message-fetch-field "fcc" t))
5416 (message-remove-header "fcc" nil t))
5417 (let ((mail-parse-charset message-default-charset)
5418 (rfc2047-header-encoding-alist
5419 (cons '("Newsgroups" . default)
5420 rfc2047-header-encoding-alist)))
5421 (mail-encode-encoded-word-buffer)))
5422 (goto-char (point-min))
5423 (when (re-search-forward
5424 (concat "^" (regexp-quote mail-header-separator) "$")
5426 (replace-match "" t t ))
5427 ;; Process FCC operations.
5429 (setq file (pop list))
5430 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
5431 ;; Pipe the article to the program in question.
5432 (call-process-region (point-min) (point-max) shell-file-name
5433 nil nil nil shell-command-switch
5434 (match-string 1 file))
5435 ;; Save the article.
5436 (setq file (expand-file-name file))
5437 (unless (file-exists-p (file-name-directory file))
5438 (make-directory (file-name-directory file) t))
5439 (if (and message-fcc-handler-function
5440 (not (eq message-fcc-handler-function 'rmail-output)))
5441 (funcall message-fcc-handler-function file)
5442 ;; FIXME this option, rmail-output (also used if
5443 ;; message-fcc-handler-function is nil) is not
5444 ;; documented anywhere AFAICS. It should work in Emacs
5445 ;; 23; I suspect it does not work in Emacs 22.
5446 ;; FIXME I don't see the need for the two different cases here.
5447 ;; mail-use-rfc822 makes no difference (in Emacs 23),and
5448 ;; the third argument just controls \"Wrote file\" message.
5449 (if (and (file-readable-p file) (mail-file-babyl-p file))
5450 (rmail-output file 1 nil t)
5451 (let ((mail-use-rfc822 t))
5452 (rmail-output file 1 t t))))))
5453 (kill-buffer (current-buffer))))))
5455 (defun message-output (filename)
5456 "Append this article to Unix/babyl mail file FILENAME."
5457 (if (or (and (file-readable-p filename)
5458 (mail-file-babyl-p filename))
5459 ;; gnus-output-to-mail does the wrong thing with live, mbox
5460 ;; Rmail buffers in Emacs 23.
5461 ;; http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=597255
5462 (let ((buff (find-buffer-visiting filename)))
5463 (and buff (with-current-buffer buff
5464 (eq major-mode 'rmail-mode)))))
5465 (gnus-output-to-rmail filename t)
5466 (gnus-output-to-mail filename t)))
5468 (defun message-cleanup-headers ()
5469 "Do various automatic cleanups of the headers."
5470 ;; Remove empty lines in the header.
5472 (message-narrow-to-headers)
5473 ;; Remove blank lines.
5474 (while (re-search-forward "^[ \t]*\n" nil t)
5475 (replace-match "" t t))
5477 ;; Correct Newsgroups and Followup-To headers: Change sequence of
5478 ;; spaces to comma and eliminate spaces around commas. Eliminate
5479 ;; embedded line breaks.
5480 (goto-char (point-min))
5481 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
5485 (if (re-search-forward "^[^ \t]" nil t)
5489 (goto-char (point-min))
5490 (while (re-search-forward "\n[ \t]+" nil t)
5491 (replace-match " " t t)) ;No line breaks (too confusing)
5492 (goto-char (point-min))
5493 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
5494 (replace-match "," t t))
5495 (goto-char (point-min))
5496 ;; Remove trailing commas.
5497 (when (re-search-forward ",+$" nil t)
5498 (replace-match "" t t))))))
5500 (defun message-make-date (&optional now)
5501 "Make a valid data header.
5502 If NOW, use that time instead."
5503 (let ((system-time-locale "C"))
5504 (format-time-string "%a, %d %b %Y %T %z" now)))
5506 (defun message-insert-expires (days)
5507 "Insert the Expires header. Expiry in DAYS days."
5508 (interactive "NExpire article in how many days? ")
5510 (message-position-on-field "Expires" "X-Draft-From")
5511 (insert (message-make-expires-date days))))
5513 (defun message-make-expires-date (days)
5514 "Make date string for the Expires header. Expiry in DAYS days.
5516 In posting styles use `(\"Expires\" (make-expires-date 30))'."
5517 (let* ((cur (decode-time (current-time)))
5518 (nday (+ days (nth 3 cur))))
5519 (setf (nth 3 cur) nday)
5520 (message-make-date (apply 'encode-time cur))))
5522 (defun message-make-message-id ()
5523 "Make a unique Message-ID."
5524 (concat "<" (message-unique-id)
5525 (let ((psubject (save-excursion (message-fetch-field "subject")))
5527 (save-excursion (message-fetch-field "supersedes"))))
5529 (and message-reply-headers
5530 (mail-header-references message-reply-headers)
5531 (mail-header-subject message-reply-headers)
5534 (message-strip-subject-re
5535 (mail-header-subject message-reply-headers))
5536 (message-strip-subject-re psubject))))
5538 (string-match "_-_@" psupersedes)))
5540 "@" (message-make-fqdn) ">"))
5542 (defvar message-unique-id-char nil)
5544 ;; If you ever change this function, make sure the new version
5545 ;; cannot generate IDs that the old version could.
5546 ;; You might for example insert a "." somewhere (not next to another dot
5547 ;; or string boundary), or modify the "fsf" string.
5548 (defun message-unique-id ()
5550 ;; Don't use microseconds from (current-time), they may be unsupported.
5551 ;; Instead we use this randomly inited counter.
5552 (setq message-unique-id-char
5553 (% (1+ (or message-unique-id-char
5554 (logand (random most-positive-fixnum) (1- (lsh 1 20)))))
5555 ;; (current-time) returns 16-bit ints,
5556 ;; and 2^16*25 just fits into 4 digits i base 36.
5558 (let ((tm (current-time)))
5560 (if (or (eq system-type 'ms-dos)
5561 ;; message-number-base36 doesn't handle bigints.
5562 (floatp (user-uid)))
5563 (let ((user (downcase (user-login-name))))
5564 (while (string-match "[^a-z0-9_]" user)
5565 (aset user (match-beginning 0) ?_))
5567 (message-number-base36 (user-uid) -1))
5568 (message-number-base36 (+ (car tm)
5569 (lsh (% message-unique-id-char 25) 16)) 4)
5570 (message-number-base36 (+ (nth 1 tm)
5571 (lsh (/ message-unique-id-char 25) 16)) 4)
5572 ;; Append a given name, because while the generated ID is unique
5573 ;; to this newsreader, other newsreaders might otherwise generate
5574 ;; the same ID via another algorithm.
5577 (defun message-number-base36 (num len)
5582 (concat (message-number-base36 (/ num 36) (1- len))
5583 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5586 (defun message-make-organization ()
5587 "Make an Organization header."
5588 (let* ((organization
5589 (when message-user-organization
5590 (if (functionp message-user-organization)
5591 (funcall message-user-organization)
5592 message-user-organization))))
5594 (mm-enable-multibyte)
5595 (cond ((stringp organization)
5596 (insert organization))
5597 ((and (eq t organization)
5598 message-user-organization-file
5599 (file-exists-p message-user-organization-file))
5600 (insert-file-contents message-user-organization-file)))
5601 (goto-char (point-min))
5602 (while (re-search-forward "[\t\n]+" nil t)
5603 (replace-match "" t t))
5604 (unless (zerop (buffer-size))
5607 (defun message-make-lines ()
5608 "Count the number of lines and return numeric string."
5613 (int-to-string (count-lines (point) (point-max))))))
5615 (defun message-make-references ()
5616 "Return the References header for this message."
5617 (when message-reply-headers
5618 (let ((message-id (mail-header-id message-reply-headers))
5619 (references (mail-header-references message-reply-headers)))
5620 (if (or references message-id)
5621 (concat (or references "") (and references " ")
5625 (defun message-make-in-reply-to ()
5626 "Return the In-Reply-To header for this message."
5627 (when message-reply-headers
5628 (let ((from (mail-header-from message-reply-headers))
5629 (date (mail-header-date message-reply-headers))
5630 (msg-id (mail-header-id message-reply-headers)))
5632 (let ((name (mail-extract-address-components from)))
5634 msg-id (if msg-id " (")
5636 (if (string-match "[^\000-\177]" (car name))
5637 ;; Quote a string containing non-ASCII characters.
5638 ;; It will make the RFC2047 encoder cause an error
5639 ;; if there are special characters.
5640 (mm-with-multibyte-buffer
5642 (goto-char (point-min))
5643 (while (search-forward "\"" nil t)
5646 (zerop (% (skip-chars-backward "\\\\") 2))
5647 (goto-char (match-beginning 0)))
5650 ;; Those quotes will be removed by the RFC2047 encoder.
5651 (concat "\"" (buffer-string) "\""))
5655 (if (or (not date) (string= date ""))
5656 "(unknown date)" date)
5657 "\"" (if msg-id ")")))))))
5659 (defun message-make-distribution ()
5660 "Make a Distribution header."
5661 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5662 (cond ((functionp message-distribution-function)
5663 (funcall message-distribution-function))
5664 (t orig-distribution))))
5666 (defun message-make-expires ()
5667 "Return an Expires header based on `message-expires'."
5668 (let ((current (current-time))
5669 (future (* 1.0 message-expires 60 60 24)))
5670 ;; Add the future to current.
5671 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5672 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5673 (message-make-date current)))
5675 (defun message-make-path ()
5677 (let ((login-name (user-login-name)))
5678 (cond ((null message-user-path)
5679 (concat (system-name) "!" login-name))
5680 ((stringp message-user-path)
5681 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5682 (concat message-user-path "!" login-name))
5685 (defun message-make-from (&optional name address)
5686 "Make a From header."
5687 (let* ((style message-from-style)
5688 (login (or address (message-make-address)))
5690 (and (boundp 'user-full-name)
5693 (when (string= fullname "&")
5694 (setq fullname (user-login-name)))
5696 (mm-enable-multibyte)
5699 (equal fullname ""))
5701 ((or (eq style 'angles)
5702 (and (not (eq style 'parens))
5703 ;; Use angles if no quoting is needed, or if parens would
5704 ;; need quoting too.
5705 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5706 (let ((tmp (concat fullname nil)))
5707 (while (string-match "([^()]*)" tmp)
5708 (aset tmp (match-beginning 0) ?-)
5709 (aset tmp (1- (match-end 0)) ?-))
5710 (string-match "[\\()]" tmp)))))
5712 (goto-char (point-min))
5713 ;; Look for a character that cannot appear unquoted
5714 ;; according to RFC 822.
5715 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
5716 ;; Quote fullname, escaping specials.
5717 (goto-char (point-min))
5719 (while (re-search-forward "[\"\\]" nil 1)
5720 (replace-match "\\\\\\&" t))
5722 (insert " <" login ">"))
5723 (t ; 'parens or default
5725 (let ((fullname-start (point)))
5727 (goto-char fullname-start)
5728 ;; RFC 822 says \ and nonmatching parentheses
5729 ;; must be escaped in comments.
5730 ;; Escape every instance of ()\ ...
5731 (while (re-search-forward "[()\\]" nil 1)
5732 (replace-match "\\\\\\&" t))
5733 ;; ... then undo escaping of matching parentheses,
5734 ;; including matching nested parentheses.
5735 (goto-char fullname-start)
5736 (while (re-search-forward
5737 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5739 (replace-match "\\1(\\3)" t)
5740 (goto-char fullname-start)))
5744 (defun message-make-sender ()
5745 "Return the \"real\" user address.
5746 This function tries to ignore all user modifications, and
5747 give as trustworthy answer as possible."
5748 (concat (user-login-name) "@" (system-name)))
5750 (defun message-make-address ()
5751 "Make the address of the user."
5752 (or (message-user-mail-address)
5753 (concat (user-login-name) "@" (message-make-domain))))
5755 (defun message-user-mail-address ()
5756 "Return the pertinent part of `user-mail-address'."
5757 (when (and user-mail-address
5758 (string-match "@.*\\." user-mail-address))
5759 (if (string-match " " user-mail-address)
5760 (nth 1 (mail-extract-address-components user-mail-address))
5761 user-mail-address)))
5763 (defun message-sendmail-envelope-from ()
5764 "Return the envelope from."
5765 (cond ((eq message-sendmail-envelope-from 'header)
5766 (nth 1 (mail-extract-address-components
5767 (message-fetch-field "from"))))
5768 ((stringp message-sendmail-envelope-from)
5769 message-sendmail-envelope-from)
5771 (message-make-address))))
5773 (defun message-make-fqdn ()
5774 "Return user's fully qualified domain name."
5775 (let* ((system-name (system-name))
5776 (user-mail (message-user-mail-address))
5779 (string-match "@\\(.*\\)\\'" user-mail))
5780 (match-string 1 user-mail)))
5781 (case-fold-search t))
5783 ((and message-user-fqdn
5784 (stringp message-user-fqdn)
5785 (string-match message-valid-fqdn-regexp message-user-fqdn)
5786 (not (string-match message-bogus-system-names message-user-fqdn)))
5787 ;; `message-user-fqdn' seems to be valid
5789 ((and (string-match message-valid-fqdn-regexp system-name)
5790 (not (string-match message-bogus-system-names system-name)))
5791 ;; `system-name' returned the right result.
5793 ;; Try `mail-host-address'.
5794 ((and (boundp 'mail-host-address)
5795 (stringp mail-host-address)
5796 (string-match message-valid-fqdn-regexp mail-host-address)
5797 (not (string-match message-bogus-system-names mail-host-address)))
5799 ;; We try `user-mail-address' as a backup.
5801 (stringp user-domain)
5802 (string-match message-valid-fqdn-regexp user-domain)
5803 (not (string-match message-bogus-system-names user-domain)))
5805 ;; Default to this bogus thing.
5808 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5810 (defun message-make-host-name ()
5811 "Return the name of the host."
5812 (let ((fqdn (message-make-fqdn)))
5813 (string-match "^[^.]+\\." fqdn)
5814 (substring fqdn 0 (1- (match-end 0)))))
5816 (defun message-make-domain ()
5817 "Return the domain name."
5818 (or mail-host-address
5819 (message-make-fqdn)))
5821 (defun message-to-list-only ()
5822 "Send a message to the list only.
5823 Remove all addresses but the list address from To and Cc headers."
5825 (let ((listaddr (message-make-mail-followup-to t)))
5828 (message-remove-header "to")
5829 (message-remove-header "cc")
5830 (message-position-on-field "To" "X-Draft-From")
5831 (insert listaddr)))))
5833 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5834 "Return the Mail-Followup-To header.
5835 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5836 subscribed address (and not the additional To and Cc header contents)."
5837 (let* ((case-fold-search t)
5838 (to (message-fetch-field "To"))
5839 (cc (message-fetch-field "cc"))
5840 (msg-recipients (concat to (and to cc ", ") cc))
5842 (mapcar 'mail-strip-quoted-names
5843 (message-tokenize-header msg-recipients)))
5845 (if message-subscribed-address-file
5846 (let (begin end item re)
5849 (insert-file-contents message-subscribed-address-file)
5851 (setq begin (point))
5854 (if (bolp) (setq end (1- end)))
5855 (setq item (regexp-quote (buffer-substring begin end)))
5856 (if re (setq re (concat re "\\|" item))
5857 (setq re (concat "\\`\\(" item))))
5858 (and re (list (concat re "\\)\\'"))))))))
5859 (mft-regexps (apply 'append message-subscribed-regexps
5860 (mapcar 'regexp-quote
5861 message-subscribed-addresses)
5864 message-subscribed-address-functions))))
5867 (loop for recipient in recipients
5868 when (loop for regexp in mft-regexps
5869 when (string-match regexp recipient) return t)
5872 (if only-show-subscribed
5874 msg-recipients))))))
5876 (defun message-idna-to-ascii-rhs-1 (header)
5877 "Interactively potentially IDNA encode domain names in HEADER."
5878 (let ((field (message-fetch-field header))
5882 (mm-delete-duplicates
5883 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5889 (mail-extract-address-components field t))))))
5890 ;; Note that `rhs' will be "" if the address does not have
5891 ;; the domain part, i.e., if it is a local user's address.
5892 (setq ace (if (string-match "\\`[[:ascii:]]*\\'" rhs)
5894 (downcase (idna-to-ascii rhs))))
5895 (when (and (not (equal rhs ace))
5896 (or (not (eq message-use-idna 'ask))
5897 (y-or-n-p (format "Replace %s with %s in %s:? "
5899 (goto-char (point-min))
5900 (while (re-search-forward (concat "^" header ":") nil t)
5901 (message-narrow-to-field)
5902 (while (search-forward (concat "@" rhs) nil t)
5903 (replace-match (concat "@" ace) t t))
5904 (goto-char (point-max))
5907 (defun message-idna-to-ascii-rhs ()
5908 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5909 See `message-idna-encode'."
5911 (when message-use-idna
5914 ;; `message-narrow-to-head' that recognizes only the first empty
5915 ;; line as the message header separator used to be used here.
5916 ;; However, since there is the "--text follows this line--" line
5917 ;; normally, it failed in narrowing to the headers and potentially
5918 ;; caused the IDNA encoding on lines that look like headers in
5919 ;; the message body.
5920 (message-narrow-to-headers-or-head)
5921 (message-idna-to-ascii-rhs-1 "From")
5922 (message-idna-to-ascii-rhs-1 "To")
5923 (message-idna-to-ascii-rhs-1 "Reply-To")
5924 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5925 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5926 (message-idna-to-ascii-rhs-1 "Cc")))))
5930 (defvar Organization)
5935 (defvar In-Reply-To)
5938 (defvar Distribution)
5943 (defun message-generate-headers (headers)
5944 "Prepare article HEADERS.
5945 Headers already prepared in the buffer are not modified."
5946 (setq headers (append headers message-required-headers))
5948 (message-narrow-to-headers)
5949 (let* ((Date (message-make-date))
5950 (Message-ID (message-make-message-id))
5951 (Organization (message-make-organization))
5952 (From (message-make-from))
5953 (Path (message-make-path))
5956 (In-Reply-To (message-make-in-reply-to))
5957 (References (message-make-references))
5959 (Distribution (message-make-distribution))
5960 (Lines (message-make-lines))
5961 (User-Agent message-newsreader)
5962 (Expires (message-make-expires))
5963 (case-fold-search t)
5965 header value elem header-string)
5966 ;; First we remove any old generated headers.
5967 (let ((headers message-deletable-headers))
5968 (unless (buffer-modified-p)
5969 (setq headers (delq 'Message-ID (copy-sequence headers))))
5971 (goto-char (point-min))
5972 (and (re-search-forward
5973 (concat "^" (symbol-name (car headers)) ": *") nil t)
5974 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5975 (message-delete-line))
5977 ;; Go through all the required headers and see if they are in the
5978 ;; articles already. If they are not, or are empty, they are
5979 ;; inserted automatically - except for Subject, Newsgroups and
5982 (goto-char (point-min))
5983 (setq elem (pop headers))
5985 (if (eq (car elem) 'optional)
5986 (setq header (cdr elem)
5988 (setq header (car elem)))
5990 (setq header-string (if (stringp header)
5992 (symbol-name header)))
5993 (when (or (not (re-search-forward
5995 (regexp-quote (downcase header-string))
5999 ;; The header was found. We insert a space after the
6000 ;; colon, if there is none.
6001 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
6002 ;; Find out whether the header is empty.
6003 (looking-at "[ \t]*\n[^ \t]")))
6004 ;; So we find out what value we should insert.
6008 (eq (car elem) 'optional)
6009 (not (member header-string message-inserted-headers)))
6010 ;; This is an optional header. If the cdr of this
6011 ;; is something that is nil, then we do not insert
6013 (setq header (cdr elem))
6014 (or (and (functionp (cdr elem))
6015 (funcall (cdr elem)))
6016 (and (boundp (cdr elem))
6017 (symbol-value (cdr elem)))))
6019 ;; The element is a cons. Either the cdr is a
6020 ;; string to be inserted verbatim, or it is a
6021 ;; function, and we insert the value returned from
6023 (or (and (stringp (cdr elem))
6025 (and (functionp (cdr elem))
6026 (funcall (cdr elem)))))
6027 ((and (boundp header)
6028 (symbol-value header))
6029 ;; The element is a symbol. We insert the value
6030 ;; of this symbol, if any.
6031 (symbol-value header))
6032 ((not (message-check-element
6033 (intern (downcase (symbol-name header)))))
6034 ;; We couldn't generate a value for this header,
6035 ;; so we just ask the user.
6036 (read-from-minibuffer
6037 (format "Empty header for %s; enter value: " header)))))
6038 ;; Finally insert the header.
6040 (not (equal value "")))
6044 ;; This header didn't exist, so we insert it.
6045 (goto-char (point-max))
6047 (cdr (assq header message-header-format-alist))))
6049 (funcall formatter header value)
6050 (insert header-string ": " value))
6051 (push header-string message-inserted-headers)
6052 (goto-char (message-fill-field))
6053 ;; We check whether the value was ended by a
6054 ;; newline. If not, we insert one.
6058 ;; The value of this header was empty, so we clear
6059 ;; totally and insert the new value.
6060 (delete-region (point) (point-at-eol))
6061 ;; If the header is optional, and the header was
6062 ;; empty, we can't insert it anyway.
6064 (push header-string message-inserted-headers)
6066 (message-fill-field)))
6067 ;; Add the deletable property to the headers that require it.
6068 (and (memq header message-deletable-headers)
6069 (progn (beginning-of-line) (looking-at "[^:]+: "))
6070 (add-text-properties
6071 (point) (match-end 0)
6072 '(message-deletable t face italic) (current-buffer)))))))
6073 ;; Insert new Sender if the From is strange.
6074 (let ((from (message-fetch-field "from"))
6075 (sender (message-fetch-field "sender"))
6076 (secure-sender (message-make-sender)))
6078 (not (message-check-element 'sender))
6081 (cadr (mail-extract-address-components from)))
6082 (downcase secure-sender)))
6087 (cadr (mail-extract-address-components sender)))
6088 (downcase secure-sender)))))
6089 (goto-char (point-min))
6090 ;; Rename any old Sender headers to Original-Sender.
6091 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
6093 (insert "Original-")
6094 (beginning-of-line))
6095 (when (or (message-news-p)
6096 (string-match "@.+\\.." secure-sender))
6097 (insert "Sender: " secure-sender "\n"))))
6099 (message-idna-to-ascii-rhs))))
6101 (defun message-insert-courtesy-copy (message)
6102 "Insert a courtesy message in mail copies of combined messages."
6106 (message-narrow-to-headers)
6107 (when (setq newsgroups (message-fetch-field "newsgroups"))
6108 (goto-char (point-max))
6109 (insert "Posted-To: " newsgroups "\n")))
6113 ((string-match "%s" message)
6114 (insert (format message newsgroups)))
6116 (insert message)))))))
6119 ;;; Setting up a message buffer
6122 (defun message-skip-to-next-address ()
6123 (let ((end (save-excursion
6124 (message-next-header)
6127 (when (looking-at ",")
6129 (while (and (not (= (point) end))
6130 (or (not (eq char ?,))
6132 (skip-chars-forward "^,\"" (point-max))
6133 (when (eq (setq char (following-char)) ?\")
6134 (setq quoted (not quoted)))
6135 (unless (= (point) end)
6137 (skip-chars-forward " \t\n")))
6139 (defun message-fill-address (header value)
6140 (insert (capitalize (symbol-name header))
6142 (if (consp value) (car value) value)
6144 (message-fill-field-address))
6146 (defun message-split-line ()
6147 "Split current line, moving portion beyond point vertically down.
6148 If the current line has `message-yank-prefix', insert it on the new line."
6151 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
6155 (defun message-insert-header (header value)
6156 (insert (capitalize (symbol-name header))
6158 (if (consp value) (car value) value)))
6160 (defun message-field-name ()
6162 (goto-char (point-min))
6163 (when (looking-at "\\([^:]+\\):")
6164 (intern (capitalize (match-string 1))))))
6166 (defun message-fill-field ()
6169 (message-narrow-to-field)
6170 (let ((field-name (message-field-name)))
6171 (funcall (or (cadr (assq field-name message-field-fillers))
6172 'message-fill-field-general)))
6175 (defun message-fill-field-address ()
6177 (message-skip-to-next-address)
6179 (if (and (> (current-column) 78)
6185 (setq last (1+ (point))))
6186 (setq last (1+ (point)))))))
6188 (defun message-fill-field-general ()
6189 (let ((begin (point))
6192 (while (and (search-forward "\n" nil t)
6194 (replace-match " " t t))
6195 (fill-region-as-paragraph begin (point-max))
6196 ;; Tapdance around looong Message-IDs.
6198 (when (looking-at "[ \t]*$")
6199 (message-delete-line))
6201 (search-forward ":" nil t)
6202 (when (looking-at "\n[ \t]+")
6203 (replace-match " " t t))
6204 (goto-char (point-max))))
6206 (defun message-shorten-1 (list cut surplus)
6207 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
6208 (setcdr (nthcdr (- cut 2) list)
6209 (nthcdr (+ (- cut 2) surplus 1) list)))
6211 (defun message-shorten-references (header references)
6212 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
6213 When sending via news, also check that the REFERENCES are less
6214 than 988 characters long, and if they are not, trim them until
6216 ;; 21 is the number suggested by USAGE.
6223 (goto-char (point-min))
6224 ;; Cons a list of valid references. GNKSA says we must not include MIDs
6225 ;; with whitespace or missing brackets (7.a "Does not propagate broken
6226 ;; Message-IDs in original References").
6227 (while (re-search-forward "<[^ <]+@[^ <]+>" nil t)
6228 (push (match-string 0) refs))
6229 (setq refs (nreverse refs)
6230 count (length refs)))
6232 ;; If the list has more than MAXCOUNT elements, trim it by
6233 ;; removing the CUTth element and the required number of
6234 ;; elements that follow.
6235 (when (> count maxcount)
6236 (let ((surplus (- count maxcount)))
6237 (message-shorten-1 refs cut surplus)
6238 (decf count surplus)))
6240 ;; When sending via news, make sure the total folded length will
6241 ;; be less than 998 characters. This is to cater to broken INN
6242 ;; 2.3 which counts the total number of characters in a header
6243 ;; rather than the physical line length of each line, as it should.
6245 ;; This hack should be removed when it's believed than INN 2.3 is
6246 ;; no longer widely used.
6248 ;; At this point the headers have not been generated, thus we use
6249 ;; message-this-is-news directly.
6250 (when message-this-is-news
6253 (message-insert-header
6254 header (mapconcat #'identity refs " "))
6256 (message-shorten-1 refs cut 1)))
6257 ;; Finally, collect the references back into a string and insert
6258 ;; it into the buffer.
6259 (message-insert-header header (mapconcat #'identity refs " "))))
6261 (defun message-position-point ()
6262 "Move point to where the user probably wants to find it."
6263 (message-narrow-to-headers)
6265 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
6266 (search-backward ":" )
6269 (if (eq (char-after) ? )
6273 (goto-char (point-max))
6276 (unless (looking-at "$")
6280 (defcustom message-beginning-of-line t
6281 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
6282 goes to beginning of header values."
6284 :group 'message-buffers
6285 :link '(custom-manual "(message)Movement")
6288 (defun message-beginning-of-line (&optional n)
6289 "Move point to beginning of header value or to beginning of line.
6290 The prefix argument N is passed directly to `beginning-of-line'.
6292 This command is identical to `beginning-of-line' if point is
6293 outside the message header or if the option `message-beginning-of-line'
6296 If point is in the message header and on a (non-continued) header
6297 line, move point to the beginning of the header value or the beginning of line,
6298 whichever is closer. If point is already at beginning of line, move point to
6299 beginning of header value. Therefore, repeated calls will toggle point
6300 between beginning of field and beginning of line."
6302 (let ((zrs 'zmacs-region-stays))
6303 (when (and (featurep 'xemacs) (interactive-p) (boundp zrs))
6305 (if (and message-beginning-of-line
6306 (message-point-in-header-p))
6307 (let* ((here (point))
6308 (bol (progn (beginning-of-line n) (point)))
6309 (eol (point-at-eol))
6310 (eoh (re-search-forward ": *" eol t)))
6312 (if (and eoh (or (< eoh here) (= bol here)))
6314 (beginning-of-line n)))
6316 (defun message-buffer-name (type &optional to group)
6317 "Return a new (unique) buffer name based on TYPE and TO."
6319 ;; Generate a new buffer name The Message Way.
6320 ((memq message-generate-new-buffers '(unique t))
6321 (generate-new-buffer-name
6325 (or (car (mail-extract-address-components to))
6328 (if (and group (not (string= group ""))) (concat " on " group) "")
6330 ;; Check whether `message-generate-new-buffers' is a function,
6331 ;; and if so, call it.
6332 ((functionp message-generate-new-buffers)
6333 (funcall message-generate-new-buffers type to group))
6334 ((eq message-generate-new-buffers 'unsent)
6335 (generate-new-buffer-name
6336 (concat "*unsent " type
6339 (or (car (mail-extract-address-components to))
6342 (if (and group (not (string= group ""))) (concat " on " group) "")
6344 ;; Search for the existing message buffer with the specified name.
6346 (let* ((new (if (eq message-generate-new-buffers 'standard)
6347 (generate-new-buffer-name (concat "*" type " message*"))
6348 (let ((message-generate-new-buffers 'unique))
6349 (message-buffer-name type to group))))
6350 (regexp (concat "\\`"
6352 (if (string-match "<[0-9]+>\\'" new)
6353 (substring new 0 (match-beginning 0))
6355 "\\(?:<\\([0-9]+\\)>\\)?\\'"))
6356 (case-fold-search nil))
6363 (when (and (string-match regexp (setq b (buffer-name b)))
6364 (eq (with-current-buffer b major-mode)
6366 (cons (string-to-number (or (match-string 1 b) "1"))
6369 'car-less-than-car)))
6372 (defun message-pop-to-buffer (name &optional switch-function)
6373 "Pop to buffer NAME, and warn if it already exists and is modified."
6374 (let ((buffer (get-buffer name)))
6376 (buffer-name buffer))
6377 (let ((window (get-buffer-window buffer 0)))
6379 ;; Raise the frame already displaying the message buffer.
6381 (gnus-select-frame-set-input-focus (window-frame window))
6382 (select-window window))
6383 (funcall (or switch-function #'pop-to-buffer) buffer)
6384 (set-buffer buffer))
6385 (when (and (buffer-modified-p)
6388 "Message already being composed; erase? ")
6390 (error "Message being composed")))
6391 (funcall (or switch-function
6392 (if (fboundp #'pop-to-buffer-same-window)
6393 #'pop-to-buffer-same-window
6400 (defun message-do-send-housekeeping ()
6401 "Kill old message buffers."
6402 ;; We might have sent this buffer already. Delete it from the
6404 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
6405 (while (and message-max-buffers
6407 (>= (length message-buffer-list) message-max-buffers))
6408 ;; Kill the oldest buffer -- unless it has been changed.
6409 (let ((buffer (pop message-buffer-list)))
6410 (when (and (buffer-name buffer)
6411 (not (buffer-modified-p buffer)))
6412 (kill-buffer buffer))))
6413 ;; Rename the buffer.
6414 (if message-send-rename-function
6415 (funcall message-send-rename-function)
6416 (message-default-send-rename-function))
6417 ;; Push the current buffer onto the list.
6418 (when message-max-buffers
6419 (setq message-buffer-list
6420 (nconc message-buffer-list (list (current-buffer))))))
6422 (defun message-default-send-rename-function ()
6423 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
6425 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
6427 (let ((name (match-string 2 (buffer-name)))
6429 (if (not (or (null name)
6430 (string-equal name "mail")
6431 (string-equal name "posting")))
6432 (setq name (concat "*sent " name "*"))
6433 (message-narrow-to-headers)
6434 (setq to (message-fetch-field "to"))
6435 (setq group (message-fetch-field "newsgroups"))
6439 (to (concat "*sent mail to "
6440 (or (car (mail-extract-address-components to))
6442 ((and group (not (string= group "")))
6443 (concat "*sent posting on " group "*"))
6444 (t "*sent mail*"))))
6445 (unless (string-equal name (buffer-name))
6446 (rename-buffer name t)))))
6448 (defun message-mail-user-agent ()
6450 ((not message-mail-user-agent) nil)
6451 ((eq message-mail-user-agent t) mail-user-agent)
6452 (t message-mail-user-agent))))
6453 (if (memq mua '(message-user-agent gnus-user-agent))
6457 ;; YANK-ACTION, if non-nil, can be a buffer or a yank action of the
6458 ;; form (FUNCTION . ARGS).
6459 (defun message-setup (headers &optional yank-action actions
6460 continue switch-function return-action)
6461 (let ((mua (message-mail-user-agent))
6463 (if (not (and message-this-is-mail mua))
6464 (message-setup-1 headers yank-action actions return-action)
6465 (setq headers (copy-sequence headers))
6466 (setq field (assq 'Subject headers))
6468 (setq subject (cdr field))
6469 (setq headers (delq field headers)))
6470 (setq field (assq 'To headers))
6472 (setq to (cdr field))
6473 (setq headers (delq field headers)))
6474 (let ((mail-user-agent mua))
6475 (compose-mail to subject
6476 (mapcar (lambda (item)
6478 (format "%s" (car item))
6481 continue switch-function
6482 (if (bufferp yank-action)
6483 (list 'insert-buffer yank-action)
6487 (defun message-headers-to-generate (headers included-headers excluded-headers)
6488 "Return a list that includes all headers from HEADERS.
6489 If INCLUDED-HEADERS is a list, just include those headers. If it is
6490 t, include all headers. In any case, headers from EXCLUDED-HEADERS
6494 (dolist (header headers)
6495 (setq header-name (cond
6496 ((and (consp header)
6497 (eq (car header) 'optional))
6498 ;; On the form (optional . Header)
6501 ;; On the form (Header . function)
6506 (when (and (not (memq header-name excluded-headers))
6507 (or (eq included-headers t)
6508 (memq header-name included-headers)))
6509 (push header result)))
6512 (defun message-setup-1 (headers &optional yank-action actions return-action)
6513 (dolist (action actions)
6515 (add-to-list 'message-send-actions
6516 `(apply ',(car action) ',(cdr action)))))
6517 (setq message-return-action return-action)
6518 (setq message-reply-buffer
6519 (if (and (consp yank-action)
6520 (eq (car yank-action) 'insert-buffer))
6523 (goto-char (point-min))
6524 ;; Insert all the headers.
6527 (alist message-header-format-alist))
6529 (unless (assq (caar h) message-header-format-alist)
6530 (push (list (caar h)) alist))
6534 (delete-region (point) (progn (forward-line -1) (point)))
6535 (when message-default-headers
6537 (if (functionp message-default-headers)
6538 (funcall message-default-headers)
6539 message-default-headers))
6540 (or (bolp) (insert ?\n)))
6541 (insert (concat mail-header-separator "\n"))
6543 ;; If a crash happens while replying, the auto-save file would *not* have a
6544 ;; `References:' header if `message-generate-headers-first' was nil.
6545 ;; Therefore, always generate it first.
6546 (let ((message-generate-headers-first
6547 (if (eq message-generate-headers-first t)
6549 (append message-generate-headers-first '(References)))))
6550 (when (message-news-p)
6551 (when message-default-news-headers
6552 (insert message-default-news-headers)
6553 (or (bolp) (insert ?\n)))
6554 (message-generate-headers
6555 (message-headers-to-generate
6556 (append message-required-news-headers
6557 message-required-headers)
6558 message-generate-headers-first
6560 (when (message-mail-p)
6561 (when message-default-mail-headers
6562 (insert message-default-mail-headers)
6563 (or (bolp) (insert ?\n)))
6564 (message-generate-headers
6565 (message-headers-to-generate
6566 (append message-required-mail-headers
6567 message-required-headers)
6568 message-generate-headers-first
6569 '(Lines Subject)))))
6570 (run-hooks 'message-signature-setup-hook)
6571 (message-insert-signature)
6573 (message-narrow-to-headers)
6574 (run-hooks 'message-header-setup-hook))
6575 (setq buffer-undo-list nil)
6576 (when message-generate-hashcash
6577 ;; Generate hashcash headers for recipients already known
6578 (mail-add-payment-async))
6579 ;; Gnus posting styles are applied via buffer-local `message-setup-hook'
6581 (run-hooks 'message-setup-hook)
6582 ;; Do this last to give it precedence over posting styles, etc.
6583 (when (message-mail-p)
6585 (message-narrow-to-headers)
6586 (if message-alternative-emails
6587 (message-use-alternative-email-as-from))))
6588 (message-position-point)
6589 ;; Allow correct handling of `message-checksum' in `message-yank-original':
6590 (set-buffer-modified-p nil)
6592 ;; rmail-start-mail expects message-mail to return t (Bug#9392)
6595 (defun message-set-auto-save-file-name ()
6596 "Associate the message buffer with a file in the drafts directory."
6597 (when message-auto-save-directory
6598 (unless (file-directory-p
6599 (directory-file-name message-auto-save-directory))
6600 (make-directory message-auto-save-directory t))
6602 (setq message-draft-article
6603 (nndraft-request-associate-buffer "drafts"))
6605 ;; If Gnus were alive, draft messages would be saved in the drafts folder.
6606 ;; But Gnus is not alive, so arrange to save the draft message in a
6607 ;; regular file in message-auto-save-directory. Append a unique
6608 ;; time-based suffix to the filename to allow multiple drafts to be saved
6609 ;; simultaneously without overwriting each other (which mimics the
6610 ;; functionality of the Gnus drafts folder).
6611 (setq buffer-file-name (expand-file-name
6613 (if (memq system-type
6614 '(ms-dos windows-nt cygwin))
6617 (format-time-string "-%Y%m%d-%H%M%S"))
6618 message-auto-save-directory))
6619 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
6620 (clear-visited-file-modtime)
6621 (setq buffer-file-coding-system message-draft-coding-system)))
6623 (defun message-disassociate-draft ()
6624 "Disassociate the message buffer from the drafts directory."
6625 (when message-draft-article
6626 (nndraft-request-expire-articles
6627 (list message-draft-article) "drafts" nil t)))
6629 (defun message-insert-headers ()
6630 "Generate the headers for the article."
6634 (message-narrow-to-headers)
6635 (when (message-news-p)
6636 (message-generate-headers
6639 (copy-sequence message-required-news-headers)))))
6640 (when (message-mail-p)
6641 (message-generate-headers
6644 (copy-sequence message-required-mail-headers))))))))
6649 ;;; Commands for interfacing with message
6653 (defun message-mail (&optional to subject other-headers continue
6654 switch-function yank-action send-actions
6655 return-action &rest ignored)
6656 "Start editing a mail message to be sent.
6657 OTHER-HEADERS is an alist of header/value pairs. CONTINUE says whether
6658 to continue editing a message already being composed. SWITCH-FUNCTION
6659 is a function used to switch to and display the mail buffer."
6661 (let ((message-this-is-mail t))
6662 (unless (message-mail-user-agent)
6663 (message-pop-to-buffer
6664 ;; Search for the existing message buffer if `continue' is non-nil.
6665 (let ((message-generate-new-buffers
6666 (when (or (not continue)
6667 (eq message-generate-new-buffers 'standard)
6668 (functionp message-generate-new-buffers))
6669 message-generate-new-buffers)))
6670 (message-buffer-name "mail" to))
6674 `((To . ,(or to "")) (Subject . ,(or subject "")))
6675 ;; C-h f compose-mail says that headers should be specified as
6676 ;; (string . value); however all the rest of message expects
6677 ;; headers to be symbols, not strings (eg message-header-format-alist).
6678 ;; http://lists.gnu.org/archive/html/emacs-devel/2011-01/msg00337.html
6679 ;; We need to convert any string input, eg from rmail-start-mail.
6680 (dolist (h other-headers other-headers)
6681 (if (stringp (car h)) (setcar h (intern (capitalize (car h)))))))
6682 yank-action send-actions continue switch-function
6686 (defun message-news (&optional newsgroups subject)
6687 "Start editing a news article to be sent."
6689 (let ((message-this-is-news t))
6690 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6691 (message-setup `((Newsgroups . ,(or newsgroups ""))
6692 (Subject . ,(or subject ""))))))
6694 (defun message-alter-recipients-discard-bogus-full-name (addrcell)
6695 "Discard mail address in full names.
6696 When the full name in reply headers contains the mail
6697 address (e.g. \"foo@bar <foo@bar>\"), discard full name.
6698 ADDRCELL is a cons cell where the car is the mail address and the
6699 cdr is the complete address (full name and mail address)."
6700 (if (string-match (concat (regexp-quote (car addrcell)) ".*"
6701 (regexp-quote (car addrcell)))
6703 (cons (car addrcell) (car addrcell))
6706 (defcustom message-alter-recipients-function nil
6707 "Function called to allow alteration of reply header structures.
6708 It is called in `message-get-reply-headers' for each recipient.
6709 The function is called with one parameter, a cons cell ..."
6710 :type '(choice (const :tag "None" nil)
6711 (const :tag "Discard bogus full name"
6712 message-alter-recipients-discard-bogus-full-name)
6714 :version "23.1" ;; No Gnus
6715 :group 'message-headers)
6717 (defun message-get-reply-headers (wide &optional to-address address-headers)
6718 (let (follow-to mct never-mct to cc author mft recipients extra)
6719 ;; Find all relevant headers we need.
6721 (message-narrow-to-headers-or-head)
6722 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
6723 ;; message-header-synonyms.
6724 (setq to (or (message-fetch-field "to")
6725 (and (loop for synonym in message-header-synonyms
6726 when (memq 'Original-To synonym)
6728 (message-fetch-field "original-to")))
6729 cc (message-fetch-field "cc")
6730 extra (when message-extra-wide-headers
6731 (mapconcat 'identity
6732 (mapcar 'message-fetch-field
6733 message-extra-wide-headers)
6735 mct (message-fetch-field "mail-copies-to")
6736 author (or (message-fetch-field "mail-reply-to")
6737 (message-fetch-field "reply-to")
6738 (message-fetch-field "from")
6740 mft (and message-use-mail-followup-to
6741 (message-fetch-field "mail-followup-to"))))
6743 ;; Handle special values of Mail-Copies-To.
6745 (cond ((or (equal (downcase mct) "never")
6746 (equal (downcase mct) "nobody"))
6749 ((or (equal (downcase mct) "always")
6750 (equal (downcase mct) "poster"))
6751 (setq mct author))))
6754 ;; Build (textual) list of new recipient addresses.
6757 (setq recipients (concat ", " to-address))
6758 ;; If the author explicitly asked for a copy, we don't deny it to them.
6759 (if mct (setq recipients (concat recipients ", " mct))))
6761 (setq recipients (concat ", " author)))
6763 (dolist (header address-headers)
6764 (let ((value (message-fetch-field header)))
6766 (setq recipients (concat recipients ", " value))))))
6768 (string-match "[^ \t,]" mft)
6769 (or (not (eq message-use-mail-followup-to 'ask))
6770 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6771 You should normally obey the Mail-Followup-To: header. In this
6772 article, it has the value of
6776 which directs your response to " (if (string-match "," mft)
6777 "the specified addresses"
6778 "that address only") ".
6780 Most commonly, Mail-Followup-To is used by a mailing list poster to
6781 express that responses should be sent to just the list, and not the
6784 If a message is posted to several mailing lists, Mail-Followup-To may
6785 also be used to direct the following discussion to one list only,
6786 because discussions that are spread over several lists tend to be
6787 fragmented and very difficult to follow.
6789 Also, some source/announcement lists are not intended for discussion;
6790 responses here are directed to other addresses.
6792 You may customize the variable `message-use-mail-followup-to', if you
6793 want to get rid of this query permanently.")))
6794 (setq recipients (concat ", " mft)))
6796 (setq recipients (if never-mct "" (concat ", " author)))
6797 (if to (setq recipients (concat recipients ", " to)))
6798 (if cc (setq recipients (concat recipients ", " cc)))
6799 (if extra (setq recipients (concat recipients ", " extra)))
6800 (if mct (setq recipients (concat recipients ", " mct)))))
6801 (if (>= (length recipients) 2)
6802 ;; Strip the leading ", ".
6803 (setq recipients (substring recipients 2)))
6804 ;; Squeeze whitespace.
6805 (while (string-match "[ \t][ \t]+" recipients)
6806 (setq recipients (replace-match " " t t recipients)))
6807 ;; Remove addresses that match `rmail-dont-reply-to-names'.
6808 (let ((rmail-dont-reply-to-names (message-dont-reply-to-names)))
6809 (setq recipients (rmail-dont-reply-to recipients)))
6810 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6811 (if (string-equal recipients "")
6812 (setq recipients author))
6813 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6817 (if message-alter-recipients-function
6818 (funcall message-alter-recipients-function
6819 (cons (downcase (mail-strip-quoted-names addr))
6821 (cons (downcase (mail-strip-quoted-names addr)) addr)))
6822 (message-tokenize-header recipients)))
6823 ;; Remove all duplicates.
6824 (let ((s recipients))
6826 (let ((address (car (pop s))))
6827 (while (assoc address s)
6828 (setq recipients (delq (assoc address s) recipients)
6829 s (delq (assoc address s) s))))))
6831 ;; Remove hierarchical lists that are contained within each other,
6832 ;; if message-hierarchical-addresses is defined.
6833 (when message-hierarchical-addresses
6834 (let ((plain-addrs (mapcar 'car recipients))
6837 (setq subaddrs (assoc (car plain-addrs)
6838 message-hierarchical-addresses)
6839 plain-addrs (cdr plain-addrs))
6841 (setq subaddrs (cdr subaddrs))
6843 (setq recip (assoc (car subaddrs) recipients)
6844 subaddrs (cdr subaddrs))
6846 (setq recipients (delq recip recipients))))))))
6848 (setq recipients (message-prune-recipients recipients))
6850 ;; Build the header alist. Allow the user to be asked whether
6851 ;; or not to reply to all recipients in a wide reply.
6852 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6853 (when (and recipients
6854 (or (not message-wide-reply-confirm-recipients)
6855 (y-or-n-p "Reply to all recipients? ")))
6856 (setq recipients (mapconcat
6857 (lambda (addr) (cdr addr)) recipients ", "))
6858 (if (string-match "^ +" recipients)
6859 (setq recipients (substring recipients (match-end 0))))
6860 (push (cons 'Cc recipients) follow-to)))
6863 (defun message-prune-recipients (recipients)
6864 (dolist (rule message-prune-recipient-rules)
6865 (let ((match (car rule))
6868 (dolist (recipient recipients)
6869 (setq address (car recipient))
6870 (when (string-match match address)
6871 (setq dup-match (replace-match (cadr rule) nil nil address))
6872 (dolist (recipient recipients)
6873 ;; Don't delete the address that triggered this.
6874 (when (and (not (eq address (car recipient)))
6875 (string-match dup-match (car recipient)))
6876 (setq recipients (delq recipient recipients))))))))
6879 (defcustom message-simplify-subject-functions
6880 '(message-strip-list-identifiers
6881 message-strip-subject-re
6882 message-strip-subject-trailing-was
6883 message-strip-subject-encoded-words)
6884 "List of functions taking a string argument that simplify subjects.
6885 The functions are applied when replying to a message.
6887 Useful functions to put in this list include:
6888 `message-strip-list-identifiers', `message-strip-subject-re',
6889 `message-strip-subject-trailing-was', and
6890 `message-strip-subject-encoded-words'."
6891 :version "22.1" ;; Gnus 5.10.9
6892 :group 'message-various
6893 :type '(repeat function))
6895 (defun message-simplify-subject (subject &optional functions)
6896 "Return simplified SUBJECT."
6899 (setq functions message-simplify-subject-functions))
6900 (when (and (memq 'message-strip-list-identifiers functions)
6901 gnus-list-identifiers)
6902 (setq subject (message-strip-list-identifiers subject)))
6903 (when (memq 'message-strip-subject-re functions)
6904 (setq subject (concat "Re: " (message-strip-subject-re subject))))
6905 (when (and (memq 'message-strip-subject-trailing-was functions)
6906 message-subject-trailing-was-query)
6907 (setq subject (message-strip-subject-trailing-was subject)))
6908 (when (memq 'message-strip-subject-encoded-words functions)
6909 (setq subject (message-strip-subject-encoded-words subject)))
6913 (defun message-reply (&optional to-address wide switch-function)
6914 "Start editing a reply to the article in the current buffer."
6916 (require 'gnus-sum) ; for gnus-list-identifiers
6917 (let ((cur (current-buffer))
6919 references message-id follow-to
6920 (inhibit-point-motion-hooks t)
6921 (message-this-is-mail t)
6924 (message-narrow-to-head-1)
6925 ;; Allow customizations to have their say.
6927 ;; This is a regular reply.
6928 (when (functionp message-reply-to-function)
6930 (setq follow-to (funcall message-reply-to-function))))
6931 ;; This is a followup.
6932 (when (functionp message-wide-reply-to-function)
6935 (funcall message-wide-reply-to-function)))))
6936 (setq message-id (message-fetch-field "message-id" t)
6937 references (message-fetch-field "references")
6938 date (message-fetch-field "date")
6939 from (or (message-fetch-field "from") "nobody")
6940 subject (or (message-fetch-field "subject") "none"))
6942 ;; Strip list identifiers, "Re: ", and "was:"
6943 (setq subject (message-simplify-subject subject))
6945 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6946 (string-match "<[^>]+>" gnus-warning))
6947 (setq message-id (match-string 0 gnus-warning)))
6950 (setq follow-to (message-get-reply-headers wide to-address))))
6953 `((Subject . ,subject)
6955 (unless (message-mail-user-agent)
6956 (message-pop-to-buffer
6957 (message-buffer-name
6958 (if wide "wide reply" "reply") from
6959 (if wide to-address nil))
6961 (setq message-reply-headers
6962 (vector 0 (cdr (assq 'Subject headers))
6963 from date message-id references 0 0 ""))
6964 (message-setup headers cur))))
6967 (defun message-wide-reply (&optional to-address)
6968 "Make a \"wide\" reply to the message in the current buffer."
6970 (message-reply to-address t))
6973 (defun message-followup (&optional to-newsgroups)
6974 "Follow up to the message in the current buffer.
6975 If TO-NEWSGROUPS, use that as the new Newsgroups line."
6977 (require 'gnus-sum) ; for gnus-list-identifiers
6978 (let ((cur (current-buffer))
6979 from subject date reply-to mrt mct
6980 references message-id follow-to
6981 (inhibit-point-motion-hooks t)
6982 (message-this-is-news t)
6983 followup-to distribution newsgroups gnus-warning posted-to)
6986 (goto-char (point-min))
6987 (if (search-forward "\n\n" nil t)
6990 (when (functionp message-followup-to-function)
6992 (funcall message-followup-to-function)))
6993 (setq from (message-fetch-field "from")
6994 date (message-fetch-field "date")
6995 subject (or (message-fetch-field "subject") "none")
6996 references (message-fetch-field "references")
6997 message-id (message-fetch-field "message-id" t)
6998 followup-to (message-fetch-field "followup-to")
6999 newsgroups (message-fetch-field "newsgroups")
7000 posted-to (message-fetch-field "posted-to")
7001 reply-to (message-fetch-field "reply-to")
7002 mrt (message-fetch-field "mail-reply-to")
7003 distribution (message-fetch-field "distribution")
7004 mct (message-fetch-field "mail-copies-to"))
7005 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
7006 (string-match "<[^>]+>" gnus-warning))
7007 (setq message-id (match-string 0 gnus-warning)))
7008 ;; Remove bogus distribution.
7009 (when (and (stringp distribution)
7010 (let ((case-fold-search t))
7011 (string-match "world" distribution)))
7012 (setq distribution nil))
7013 ;; Strip list identifiers, "Re: ", and "was:"
7014 (setq subject (message-simplify-subject subject))
7017 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
7019 (setq message-reply-headers
7020 (vector 0 subject from date message-id references 0 0 ""))
7023 `((Subject . ,subject)
7026 (list (cons 'Newsgroups to-newsgroups)))
7027 (follow-to follow-to)
7028 ((and followup-to message-use-followup-to)
7031 ((equal (downcase followup-to) "poster")
7032 (if (or (eq message-use-followup-to 'use)
7033 (message-y-or-n-p "Obey Followup-To: poster? " t "\
7034 You should normally obey the Followup-To: header.
7036 `Followup-To: poster' sends your response via e-mail instead of news.
7038 A typical situation where `Followup-To: poster' is used is when the poster
7039 does not read the newsgroup, so he wouldn't see any replies sent to it.
7041 You may customize the variable `message-use-followup-to', if you
7042 want to get rid of this query permanently."))
7044 (setq message-this-is-news nil)
7045 (cons 'To (or mrt reply-to from "")))
7046 (cons 'Newsgroups newsgroups)))
7048 (if (or (equal followup-to newsgroups)
7049 (not (eq message-use-followup-to 'ask))
7051 (concat "Obey Followup-To: " followup-to "? ") t "\
7052 You should normally obey the Followup-To: header.
7054 `Followup-To: " followup-to "'
7055 directs your response to " (if (string-match "," followup-to)
7056 "the specified newsgroups"
7057 "that newsgroup only") ".
7059 If a message is posted to several newsgroups, Followup-To is often
7060 used to direct the following discussion to one newsgroup only,
7061 because discussions that are spread over several newsgroup tend to
7062 be fragmented and very difficult to follow.
7064 Also, some source/announcement newsgroups are not intended for discussion;
7065 responses here are directed to other newsgroups.
7067 You may customize the variable `message-use-followup-to', if you
7068 want to get rid of this query permanently."))
7069 (cons 'Newsgroups followup-to)
7070 (cons 'Newsgroups newsgroups))))))
7072 `((Newsgroups . ,posted-to)))
7074 `((Newsgroups . ,newsgroups))))
7075 ,@(and distribution (list (cons 'Distribution distribution)))
7077 (not (or (equal (downcase mct) "never")
7078 (equal (downcase mct) "nobody"))))
7079 (list (cons 'Cc (if (or (equal (downcase mct) "always")
7080 (equal (downcase mct) "poster"))
7081 (or mrt reply-to from "")
7086 (defun message-is-yours-p ()
7087 "Non-nil means current article is yours.
7088 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
7089 are yours except those that have Cancel-Lock header not belonging to you.
7090 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
7091 regexp to match all of yours addresses."
7092 ;; Canlock-logic as suggested by Per Abrahamsen
7093 ;; <abraham@dina.kvl.dk>
7095 ;; IF article has cancel-lock THEN
7096 ;; IF we can verify it THEN
7099 ;; error: cancellock: article is not yours
7101 ;; Use old rules, comparing sender...
7104 (message-narrow-to-head-1)
7105 (if (and (message-fetch-field "Cancel-Lock")
7106 (message-gnksa-enable-p 'canlock-verify))
7107 (if (null (canlock-verify))
7109 (error "Failed to verify Cancel-lock: This article is not yours"))
7112 (message-gnksa-enable-p 'cancel-messages)
7113 (and (setq sender (message-fetch-field "sender"))
7114 (string-equal (downcase sender)
7115 (downcase (message-make-sender))))
7116 ;; Email address in From field equals to our address
7117 (and (setq from (message-fetch-field "from"))
7119 (downcase (car (mail-header-parse-address from)))
7120 (downcase (car (mail-header-parse-address
7121 (message-make-from))))))
7122 ;; Email address in From field matches
7123 ;; 'message-alternative-emails' regexp
7125 message-alternative-emails
7127 message-alternative-emails
7128 (car (mail-header-parse-address from))))))))))
7131 (defun message-cancel-news (&optional arg)
7132 "Cancel an article you posted.
7133 If ARG, allow editing of the cancellation message."
7135 (unless (message-news-p)
7136 (error "This is not a news article; canceling is impossible"))
7137 (let (from newsgroups message-id distribution buf)
7139 ;; Get header info from original article.
7141 (message-narrow-to-head-1)
7142 (setq from (message-fetch-field "from")
7143 newsgroups (message-fetch-field "newsgroups")
7144 message-id (message-fetch-field "message-id" t)
7145 distribution (message-fetch-field "distribution")))
7146 ;; Make sure that this article was written by the user.
7147 (unless (message-is-yours-p)
7148 (error "This article is not yours"))
7149 (when (yes-or-no-p "Do you really want to cancel this article? ")
7150 ;; Make control message.
7153 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
7155 (insert "Newsgroups: " newsgroups "\n"
7157 "Subject: cmsg cancel " message-id "\n"
7158 "Control: cancel " message-id "\n"
7160 (concat "Distribution: " distribution "\n")
7162 mail-header-separator "\n"
7163 message-cancel-message)
7164 (run-hooks 'message-cancel-hook)
7166 (message "Canceling your article...")
7167 (if (let ((message-syntax-checks
7168 'dont-check-for-anything-just-trust-me))
7169 (funcall message-send-news-function))
7170 (message "Canceling your article...done"))
7171 (kill-buffer buf))))))
7174 (defun message-supersede ()
7175 "Start composing a message to supersede the current message.
7176 This is done simply by taking the old article and adding a Supersedes
7177 header line with the old Message-ID."
7179 (let ((cur (current-buffer)))
7180 ;; Check whether the user owns the article that is to be superseded.
7181 (unless (message-is-yours-p)
7182 (error "This article is not yours"))
7183 ;; Get a normal message buffer.
7184 (message-pop-to-buffer (message-buffer-name "supersede"))
7185 (insert-buffer-substring cur)
7187 (message-narrow-to-head-1)
7188 ;; Remove unwanted headers.
7189 (when message-ignored-supersedes-headers
7190 (message-remove-header message-ignored-supersedes-headers t))
7191 (goto-char (point-min))
7192 (if (not (re-search-forward "^Message-ID: " nil t))
7193 (error "No Message-ID in this article")
7194 (replace-match "Supersedes: " t t))
7195 (goto-char (point-max))
7196 (insert mail-header-separator)
7201 (defun message-recover ()
7202 "Reread contents of current buffer from its last auto-save file."
7204 (let ((file-name (make-auto-save-file-name)))
7205 (cond ((save-window-excursion
7206 (with-output-to-temp-buffer "*Directory*"
7207 (with-current-buffer standard-output
7208 (fundamental-mode)) ; for Emacs 20.4+
7209 (buffer-disable-undo standard-output)
7210 (let ((default-directory "/"))
7212 "ls" nil standard-output nil "-l" file-name)))
7213 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
7214 (let ((buffer-read-only nil))
7216 (insert-file-contents file-name nil)))
7217 (t (error "message-recover cancelled")))))
7219 ;;; Washing Subject:
7221 (defun message-wash-subject (subject)
7222 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
7223 Previous forwarders, repliers, etc. may add it."
7226 (goto-char (point-min))
7227 ;; strip Re/Fwd stuff off the beginning
7228 (while (re-search-forward
7229 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
7232 ;; and gnus-style forwards [foo@bar.com] subject
7233 (goto-char (point-min))
7234 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
7238 (goto-char (point-max))
7239 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
7242 ;; and finally, any whitespace that was left-over
7243 (goto-char (point-min))
7244 (while (re-search-forward "^[ \t]+" nil t)
7246 (goto-char (point-max))
7247 (while (re-search-backward "[ \t]+$" nil t)
7252 ;;; Forwarding messages.
7254 (defvar message-forward-decoded-p nil
7255 "Non-nil means the original message is decoded.")
7257 (defun message-forward-subject-name-subject (subject)
7258 "Generate a SUBJECT for a forwarded message.
7259 The form is: [Source] Subject, where if the original message was mail,
7260 Source is the name of the sender, and if the original message was
7261 news, Source is the list of newsgroups is was posted to."
7262 (let* ((group (message-fetch-field "newsgroups"))
7263 (from (message-fetch-field "from"))
7266 (gnus-group-decoded-name group)
7268 (car (gnus-extract-address-components from))
7269 (cadr (gnus-extract-address-components from))))
7272 (if message-forward-decoded-p
7274 (mail-decode-encoded-word-string prefix))
7277 (defun message-forward-subject-author-subject (subject)
7278 "Generate a SUBJECT for a forwarded message.
7279 The form is: [Source] Subject, where if the original message was mail,
7280 Source is the sender, and if the original message was news, Source is
7281 the list of newsgroups is was posted to."
7282 (let* ((group (message-fetch-field "newsgroups"))
7285 (gnus-group-decoded-name group)
7286 (or (message-fetch-field "from")
7289 (if message-forward-decoded-p
7291 (mail-decode-encoded-word-string prefix))
7294 (defun message-forward-subject-fwd (subject)
7295 "Generate a SUBJECT for a forwarded message.
7296 The form is: Fwd: Subject, where Subject is the original subject of
7298 (if (string-match "^Fwd: " subject)
7300 (concat "Fwd: " subject)))
7302 (defun message-make-forward-subject ()
7303 "Return a Subject header suitable for the message in the current buffer."
7306 (message-narrow-to-head-1)
7307 (let ((funcs message-make-forward-subject-function)
7308 (subject (message-fetch-field "Subject")))
7311 (if message-forward-decoded-p
7313 (mail-decode-encoded-word-string subject))
7315 (when message-wash-forwarded-subjects
7316 (setq subject (message-wash-subject subject)))
7317 ;; Make sure funcs is a list.
7320 (setq funcs (list funcs)))
7321 ;; Apply funcs in order, passing subject generated by previous
7322 ;; func to the next one.
7323 (dolist (func funcs)
7324 (when (functionp func)
7325 (setq subject (funcall func subject))))
7328 (defvar gnus-article-decoded-p)
7332 (defun message-forward (&optional news digest)
7333 "Forward the current message via mail.
7334 Optional NEWS will use news to forward instead of mail.
7335 Optional DIGEST will use digest to forward."
7337 (let* ((cur (current-buffer))
7338 (message-forward-decoded-p
7339 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
7340 gnus-article-decoded-p ;; In an article buffer.
7341 message-forward-decoded-p))
7342 (subject (message-make-forward-subject)))
7344 (message-news nil subject)
7345 (message-mail nil subject))
7346 (message-forward-make-body cur digest)))
7348 (defun message-forward-make-body-plain (forward-buffer)
7350 "\n-------------------- Start of forwarded message --------------------\n")
7352 (contents (with-current-buffer forward-buffer (buffer-string)))
7354 (unless (featurep 'xemacs)
7355 (unless (mm-multibyte-string-p contents)
7356 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7357 to the multibyte buffer \"%s\""
7358 (if (bufferp forward-buffer)
7359 (buffer-name forward-buffer)
7362 (insert (mm-with-multibyte-buffer
7365 (goto-char (point-min))
7366 (when (looking-at "From ")
7367 (replace-match "X-From-Line: "))
7369 (unless (bolp) (insert "\n"))
7372 "-------------------- End of forwarded message --------------------\n")
7373 (message-remove-ignored-headers b e)))
7375 (defun message-remove-ignored-headers (b e)
7376 (when message-forward-ignored-headers
7378 (narrow-to-region b e)
7380 (narrow-to-region (point)
7381 (or (search-forward "\n\n" nil t) (point)))
7382 (let ((ignored (if (stringp message-forward-ignored-headers)
7383 (list message-forward-ignored-headers)
7384 message-forward-ignored-headers)))
7385 (dolist (elem ignored)
7386 (message-remove-header elem t))))))
7388 (defun message-forward-make-body-mime (forward-buffer)
7390 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
7392 (narrow-to-region (point) (point))
7393 (mml-insert-buffer forward-buffer)
7394 (goto-char (point-min))
7395 (when (looking-at "From ")
7396 (replace-match "X-From-Line: "))
7397 (goto-char (point-max)))
7398 (insert "<#/part>\n")
7399 ;; Consider there is no illegible text.
7400 (add-text-properties
7402 `(no-illegible-text t rear-nonsticky t start-open t))))
7404 (defun message-forward-make-body-mml (forward-buffer)
7405 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
7406 (let ((b (point)) e)
7407 (if (not message-forward-decoded-p)
7408 (let ((contents (with-current-buffer forward-buffer (buffer-string))))
7409 (unless (featurep 'xemacs)
7410 (unless (mm-multibyte-string-p contents)
7411 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7412 to the multibyte buffer \"%s\""
7413 (if (bufferp forward-buffer)
7414 (buffer-name forward-buffer)
7417 (insert (mm-with-multibyte-buffer
7420 (goto-char (point-min))
7421 (when (looking-at "From ")
7422 (replace-match "X-From-Line: "))
7425 (narrow-to-region (point) (point))
7426 (mml-insert-buffer forward-buffer)
7427 (goto-char (point-min))
7428 (when (looking-at "From ")
7429 (replace-match "X-From-Line: "))
7430 (goto-char (point-max))))
7432 (insert "<#/mml>\n")
7433 (when (and (not message-forward-decoded-p)
7434 message-forward-ignored-headers)
7435 (message-remove-ignored-headers b e))))
7437 (defun message-forward-make-body-digest-plain (forward-buffer)
7439 "\n-------------------- Start of forwarded message --------------------\n")
7440 (mml-insert-buffer forward-buffer)
7442 "\n-------------------- End of forwarded message --------------------\n"))
7444 (defun message-forward-make-body-digest-mime (forward-buffer)
7445 (insert "\n<#multipart type=digest>\n")
7446 (let ((b (point)) e)
7447 (insert-buffer-substring forward-buffer)
7449 (insert "<#/multipart>\n")
7451 (narrow-to-region b e)
7453 (narrow-to-region (point)
7454 (or (search-forward "\n\n" nil t) (point)))
7455 (delete-region (point-min) (point-max)))))
7457 (defun message-forward-make-body-digest (forward-buffer)
7458 (if message-forward-as-mime
7459 (message-forward-make-body-digest-mime forward-buffer)
7460 (message-forward-make-body-digest-plain forward-buffer)))
7462 (autoload 'mm-uu-dissect-text-parts "mm-uu")
7463 (autoload 'mm-uu-dissect "mm-uu")
7465 (defun message-signed-or-encrypted-p (&optional dont-emulate-mime handles)
7466 "Say whether the current buffer contains signed or encrypted message.
7467 If DONT-EMULATE-MIME is nil, this function does the MIME emulation on
7468 messages that don't conform to PGP/MIME described in RFC2015. HANDLES
7469 is for the internal use."
7471 (let ((mm-decrypt-option 'never)
7472 (mm-verify-option 'never))
7473 (if (setq handles (mm-dissect-buffer nil t))
7474 (unless dont-emulate-mime
7475 (mm-uu-dissect-text-parts handles))
7476 (unless dont-emulate-mime
7477 (setq handles (mm-uu-dissect))))))
7478 ;; Check text/plain message in which there is a signed or encrypted
7479 ;; body that has been encoded by B or Q.
7480 (unless (or handles dont-emulate-mime)
7481 (let ((cur (current-buffer))
7482 (mm-decrypt-option 'never)
7483 (mm-verify-option 'never))
7485 (insert-buffer-substring cur)
7486 (when (setq handles (mm-dissect-buffer t t))
7487 (if (and (bufferp (car handles))
7488 (equal (mm-handle-media-type handles) "text/plain"))
7491 (insert-buffer-substring (car handles))
7492 (mm-decode-content-transfer-encoding
7493 (mm-handle-encoding handles))
7494 (mm-destroy-parts handles)
7495 (setq handles (mm-uu-dissect)))
7496 (mm-destroy-parts handles)
7497 (setq handles nil))))))
7501 (dolist (handle (if (stringp (car handles))
7502 (if (member (car handles)
7503 '("multipart/signed"
7504 "multipart/encrypted"))
7508 (if (stringp (car handle))
7509 (when (message-signed-or-encrypted-p dont-emulate-mime handle)
7511 (when (and (bufferp (car handle))
7512 (equal (mm-handle-media-type handle)
7514 (with-current-buffer (mm-handle-buffer handle)
7515 (when (message-signed-or-encrypted-p dont-emulate-mime)
7516 (throw 'found t)))))))
7517 (mm-destroy-parts handles))))
7520 (defun message-forward-make-body (forward-buffer &optional digest)
7521 ;; Put point where we want it before inserting the forwarded
7523 (if message-forward-before-signature
7525 (goto-char (point-max)))
7527 (message-forward-make-body-digest forward-buffer)
7528 (if message-forward-as-mime
7529 (if (and message-forward-show-mml
7530 (not (and (eq message-forward-show-mml 'best)
7531 ;; Use the raw form in the body if it contains
7532 ;; signed or encrypted message so as not to be
7533 ;; destroyed by re-encoding.
7534 (with-current-buffer forward-buffer
7536 (message-signed-or-encrypted-p)
7538 (message-forward-make-body-mml forward-buffer)
7539 (message-forward-make-body-mime forward-buffer))
7540 (message-forward-make-body-plain forward-buffer)))
7541 (message-position-point))
7543 (declare-function rmail-toggle-header "rmail" (&optional arg))
7546 (defun message-forward-rmail-make-body (forward-buffer)
7547 (save-window-excursion
7548 (set-buffer forward-buffer)
7549 (if (rmail-msg-is-pruned)
7550 (if (fboundp 'rmail-msg-restore-non-pruned-header)
7551 (rmail-msg-restore-non-pruned-header) ; Emacs 22
7552 (rmail-toggle-header 0)))) ; Emacs 23
7553 (message-forward-make-body forward-buffer))
7555 ;; Fixme: Should have defcustom.
7557 (defun message-insinuate-rmail ()
7558 "Let RMAIL use message to forward."
7560 (setq rmail-enable-mime-composing t)
7561 (setq rmail-insert-mime-forwarded-message-function
7562 'message-forward-rmail-make-body))
7564 (defvar message-inhibit-body-encoding nil)
7567 (defun message-resend (address)
7568 "Resend the current article to ADDRESS."
7570 (list (message-read-from-minibuffer "Resend message to: ")))
7571 (message "Resending message to %s..." address)
7573 (let ((cur (current-buffer))
7575 ;; We first set up a normal mail buffer.
7576 (unless (message-mail-user-agent)
7577 (set-buffer (get-buffer-create " *message resend*"))
7578 (let ((inhibit-read-only t))
7580 (let ((message-this-is-mail t)
7581 message-generate-hashcash
7583 (message-setup `((To . ,address))))
7584 ;; Insert our usual headers.
7585 (message-generate-headers '(From Date To Message-ID))
7586 (message-narrow-to-headers)
7587 ;; Remove X-Draft-From header etc.
7588 (message-remove-header message-ignored-mail-headers t)
7589 ;; Rename them all to "Resent-*".
7590 (goto-char (point-min))
7591 (while (re-search-forward "^[A-Za-z]" nil t)
7596 (let ((inhibit-read-only t))
7597 (delete-region (point) (point-max)))
7599 ;; Insert the message to be resent.
7600 (insert-buffer-substring cur)
7601 (goto-char (point-min))
7602 (search-forward "\n\n")
7605 (narrow-to-region beg (point))
7606 (message-remove-header message-ignored-resent-headers t)
7607 (goto-char (point-max)))
7608 (insert mail-header-separator)
7609 ;; Rename all old ("Also-")Resent headers.
7610 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
7613 ;; Quote any "From " lines at the beginning.
7615 (when (looking-at "From ")
7616 (replace-match "X-From-Line: "))
7618 (let ((message-inhibit-body-encoding
7619 ;; Don't do any further encoding if it looks like the
7620 ;; message has already been encoded.
7621 (let ((case-fold-search t))
7622 (re-search-forward "^mime-version:" nil t)))
7623 (message-inhibit-ecomplete t)
7624 message-required-mail-headers
7625 message-generate-hashcash
7626 rfc2047-encode-encoded-words)
7627 (message-send-mail))
7628 (kill-buffer (current-buffer)))
7629 (message "Resending message to %s...done" address)))
7632 (defun message-bounce ()
7633 "Re-mail the current message.
7634 This only makes sense if the current message is a bounce message that
7635 contains some mail you have written which has been bounced back to
7638 (let ((handles (mm-dissect-buffer t))
7640 (message-pop-to-buffer (message-buffer-name "bounce"))
7641 (if (stringp (car handles))
7642 ;; This is a MIME bounce.
7643 (mm-insert-part (car (last handles)))
7644 ;; This is a non-MIME bounce, so we try to remove things
7646 (mm-insert-part handles)
7648 (goto-char (point-min))
7649 (re-search-forward "\n\n+" nil t)
7650 (setq boundary (point))
7651 ;; We remove everything before the bounced mail.
7652 (if (or (re-search-forward message-unsent-separator nil t)
7654 (search-forward "\n\n" nil 'move)
7655 (re-search-backward "^Return-Path:.*\n" boundary t)))
7658 (delete-region (point-min)
7659 (if (re-search-forward "^[^ \n\t]+:" nil t)
7662 (goto-char boundary)
7663 (when (re-search-backward "^.?From .*\n" nil t)
7664 (delete-region (match-beginning 0) (match-end 0)))))
7667 (message-narrow-to-head-1)
7668 (message-remove-header message-ignored-bounced-headers t)
7669 (goto-char (point-max))
7670 (insert mail-header-separator))
7671 (message-position-point)))
7674 ;;; Interactive entry points for new message buffers.
7678 (defun message-mail-other-window (&optional to subject)
7679 "Like `message-mail' command, but display mail buffer in another window."
7681 (unless (message-mail-user-agent)
7682 (message-pop-to-buffer (message-buffer-name "mail" to)
7683 'switch-to-buffer-other-window))
7684 (let ((message-this-is-mail t))
7685 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7686 nil nil nil 'switch-to-buffer-other-window)))
7689 (defun message-mail-other-frame (&optional to subject)
7690 "Like `message-mail' command, but display mail buffer in another frame."
7692 (unless (message-mail-user-agent)
7693 (message-pop-to-buffer (message-buffer-name "mail" to)
7694 'switch-to-buffer-other-frame))
7695 (let ((message-this-is-mail t))
7696 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7697 nil nil nil 'switch-to-buffer-other-frame)))
7700 (defun message-news-other-window (&optional newsgroups subject)
7701 "Start editing a news article to be sent."
7703 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7704 'switch-to-buffer-other-window)
7705 (let ((message-this-is-news t))
7706 (message-setup `((Newsgroups . ,(or newsgroups ""))
7707 (Subject . ,(or subject ""))))))
7710 (defun message-news-other-frame (&optional newsgroups subject)
7711 "Start editing a news article to be sent."
7713 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7714 'switch-to-buffer-other-frame)
7715 (let ((message-this-is-news t))
7716 (message-setup `((Newsgroups . ,(or newsgroups ""))
7717 (Subject . ,(or subject ""))))))
7721 ;; This code should be moved to underline.el (from which it is stolen).
7724 (defun message-bold-region (start end)
7725 "Bold all nonblank characters in the region.
7726 Works by overstriking characters.
7727 Called from program, takes two arguments START and END
7728 which specify the range to operate on."
7731 (let ((end1 (make-marker)))
7732 (move-marker end1 (max start end))
7733 (goto-char (min start end))
7734 (while (< (point) end1)
7735 (or (looking-at "[_\^@- ]")
7736 (insert (char-after) "\b"))
7737 (forward-char 1)))))
7740 (defun message-unbold-region (start end)
7741 "Remove all boldness (overstruck characters) in the region.
7742 Called from program, takes two arguments START and END
7743 which specify the range to operate on."
7746 (let ((end1 (make-marker)))
7747 (move-marker end1 (max start end))
7748 (goto-char (min start end))
7749 (while (search-forward "\b" end1 t)
7750 (if (eq (char-after) (char-after (- (point) 2)))
7751 (delete-char -2))))))
7753 (defun message-exchange-point-and-mark ()
7754 "Exchange point and mark, but don't activate region if it was inactive."
7755 (goto-char (prog1 (mark t)
7756 (set-marker (mark-marker) (point)))))
7758 (defalias 'message-make-overlay 'make-overlay)
7759 (defalias 'message-delete-overlay 'delete-overlay)
7760 (defalias 'message-overlay-put 'overlay-put)
7761 (defun message-kill-all-overlays ()
7762 (if (featurep 'xemacs)
7763 (map-extents (lambda (extent ignore) (delete-extent extent)))
7764 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
7766 ;; Support for toolbar
7767 (defvar tool-bar-mode)
7769 ;; Note: The :set function in the `message-tool-bar*' variables will only
7770 ;; affect _new_ message buffers. We might add a function that walks thru all
7771 ;; message-mode buffers and force the update.
7772 (defun message-tool-bar-update (&optional symbol value)
7773 "Update message mode toolbar.
7774 Setter function for custom variables."
7775 (setq-default message-tool-bar-map nil)
7777 ;; When used as ":set" function:
7778 (set-default symbol value)))
7780 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
7781 'message-tool-bar-gnome
7782 'message-tool-bar-retro)
7783 "Specifies the message mode tool bar.
7785 It can be either a list or a symbol referring to a list. See
7786 `gmm-tool-bar-from-list' for the format of the list. The
7787 default key map is `message-mode-map'.
7789 Pre-defined symbols include `message-tool-bar-gnome' and
7790 `message-tool-bar-retro'."
7791 :type '(repeat gmm-tool-bar-list-item)
7792 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
7793 (const :tag "Retro look" message-tool-bar-retro)
7794 (repeat :tag "User defined list" gmm-tool-bar-item)
7796 :version "23.1" ;; No Gnus
7797 :initialize 'custom-initialize-default
7798 :set 'message-tool-bar-update
7801 (defcustom message-tool-bar-gnome
7802 '((ispell-message "spell" nil
7804 :visible (or (not (boundp 'flyspell-mode))
7805 (not flyspell-mode)))
7806 (flyspell-buffer "spell" t
7808 :visible (and (boundp 'flyspell-mode)
7810 :help "Flyspell whole buffer")
7811 (message-send-and-exit "mail/send" t :label "Send")
7812 (message-dont-send "mail/save-draft")
7813 (mml-attach-file "attach" mml-mode-map :vert-only t)
7814 (mml-preview "mail/preview" mml-mode-map)
7815 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
7816 (message-insert-importance-high "important" nil :visible nil)
7817 (message-insert-importance-low "unimportant" nil :visible nil)
7818 (message-insert-disposition-notification-to "receipt" nil :visible nil))
7819 "List of items for the message tool bar (GNOME style).
7821 See `gmm-tool-bar-from-list' for details on the format of the list."
7822 :type '(repeat gmm-tool-bar-item)
7823 :version "23.1" ;; No Gnus
7824 :initialize 'custom-initialize-default
7825 :set 'message-tool-bar-update
7828 (defcustom message-tool-bar-retro
7829 '(;; Old Emacs 21 icon for consistency.
7830 (message-send-and-exit "gnus/mail-send")
7831 (message-kill-buffer "close")
7832 (message-dont-send "cancel")
7833 (mml-attach-file "attach" mml-mode-map)
7834 (ispell-message "spell")
7835 (mml-preview "preview" mml-mode-map)
7836 (message-insert-importance-high "gnus/important")
7837 (message-insert-importance-low "gnus/unimportant")
7838 (message-insert-disposition-notification-to "gnus/receipt"))
7839 "List of items for the message tool bar (retro style).
7841 See `gmm-tool-bar-from-list' for details on the format of the list."
7842 :type '(repeat gmm-tool-bar-item)
7843 :version "23.1" ;; No Gnus
7844 :initialize 'custom-initialize-default
7845 :set 'message-tool-bar-update
7848 (defcustom message-tool-bar-zap-list
7849 '(new-file open-file dired kill-buffer write-file
7850 print-buffer customize help)
7851 "List of icon items from the global tool bar.
7852 These items are not displayed on the message mode tool bar.
7854 See `gmm-tool-bar-from-list' for the format of the list."
7855 :type 'gmm-tool-bar-zap-list
7856 :version "23.1" ;; No Gnus
7857 :initialize 'custom-initialize-default
7858 :set 'message-tool-bar-update
7861 (defvar image-load-path)
7863 (defun message-make-tool-bar (&optional force)
7864 "Make a message mode tool bar from `message-tool-bar-list'.
7865 When FORCE, rebuild the tool bar."
7866 (when (and (not (featurep 'xemacs))
7867 (boundp 'tool-bar-mode)
7869 (or (not message-tool-bar-map) force))
7870 (setq message-tool-bar-map
7872 (gmm-image-load-path-for-library "message"
7873 "mail/save-draft.xpm"
7875 (image-load-path (cons (car load-path)
7876 (when (boundp 'image-load-path)
7878 (gmm-tool-bar-from-list message-tool-bar
7879 message-tool-bar-zap-list
7880 'message-mode-map))))
7881 message-tool-bar-map)
7883 ;;; Group name completion.
7885 (defcustom message-newgroups-header-regexp
7886 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
7887 "Regexp that match headers that lists groups."
7891 (defcustom message-completion-alist
7892 (list (cons message-newgroups-header-regexp 'message-expand-group)
7893 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
7894 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
7895 . message-expand-name)
7896 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
7897 . message-expand-name))
7898 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
7901 :type '(alist :key-type regexp :value-type function))
7903 (defcustom message-expand-name-databases
7905 "List of databases to try for name completion (`message-expand-name').
7906 Each element is a symbol and can be `bbdb' or `eudc'."
7908 :type '(set (const bbdb) (const eudc)))
7910 (defcustom message-tab-body-function nil
7911 "*Function to execute when `message-tab' (TAB) is executed in the body.
7912 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7915 :link '(custom-manual "(message)Various Commands")
7916 :type '(choice (const nil)
7919 (declare-function mail-abbrev-in-expansion-header-p "mailabbrev" ())
7921 (defun message-tab ()
7922 "Complete names according to `message-completion-alist'.
7923 Execute function specified by `message-tab-body-function' when not in
7927 ((if (and (boundp 'completion-fail-discreetly)
7928 (fboundp 'completion-at-point))
7929 (let ((completion-fail-discreetly t)) (completion-at-point))
7930 (funcall (or (message-completion-function) #'ignore)))
7931 ;; Completion was performed; nothing else to do.
7933 (message-tab-body-function (funcall message-tab-body-function))
7934 (t (funcall (or (lookup-key text-mode-map "\t")
7935 (lookup-key global-map "\t")
7936 'indent-relative)))))
7938 (defvar mail-abbrev-mode-regexp)
7940 (defun message-completion-function ()
7941 (let ((alist message-completion-alist))
7943 (let ((mail-abbrev-mode-regexp (caar alist)))
7944 (not (mail-abbrev-in-expansion-header-p))))
7945 (setq alist (cdr alist)))
7947 (lexical-let ((fun (cdar alist)))
7948 ;; Even if completion fails, return a non-nil value, so as to avoid
7949 ;; falling back to message-tab-body-function.
7950 (lambda () (funcall fun) 'completion-attempted)))))
7955 (let ((standard-output (current-buffer)))
7956 (eval '(display-completion-list nil "")))
7957 (defalias 'message-display-completion-list 'display-completion-list))
7958 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
7959 (defun message-display-completion-list (completions &optional ignore)
7960 "Display the list of completions, COMPLETIONS, using `standard-output'."
7961 (display-completion-list completions)))))
7963 (defun message-expand-group ()
7964 "Expand the group name under point."
7965 (let* ((b (save-excursion
7970 (skip-chars-forward "^:")
7973 (skip-chars-backward "^, \t\n") (point))))
7974 (completion-ignore-case t)
7975 (e (progn (skip-chars-forward "^,\t\n ") (point)))
7976 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb)))
7977 (message-completion-in-region e b hashtb)))
7979 (defalias 'message-completion-in-region
7980 (if (fboundp 'completion-in-region)
7981 'completion-in-region
7982 (lambda (e b hashtb)
7983 (let* ((string (buffer-substring b e))
7984 (completions (all-completions string hashtb))
7986 (delete-region b (point))
7988 ((= (length completions) 1)
7989 (if (string= (car completions) string)
7992 (message "Only matching group"))
7993 (insert (car completions))))
7994 ((and (setq comp (try-completion string hashtb))
7995 (not (string= comp string)))
8000 (message "No matching groups")
8001 (save-selected-window
8002 (pop-to-buffer "*Completions*")
8003 (buffer-disable-undo)
8004 (let ((buffer-read-only nil))
8006 (let ((standard-output (current-buffer)))
8007 (message-display-completion-list (sort completions 'string<)
8009 (setq buffer-read-only nil)
8010 (goto-char (point-min))
8011 (delete-region (point)
8012 (progn (forward-line 3) (point))))))))))))
8014 (defun message-expand-name ()
8015 (cond ((and (memq 'eudc message-expand-name-databases)
8016 (boundp 'eudc-protocol)
8018 (eudc-expand-inline))
8019 ((and (memq 'bbdb message-expand-name-databases)
8020 (fboundp 'bbdb-complete-name))
8021 (let ((starttick (buffer-modified-tick)))
8022 (or (bbdb-complete-name)
8023 ;; Apparently, bbdb-complete-name can return nil even when
8024 ;; completion took place. So let's double check the buffer was
8026 (/= starttick (buffer-modified-tick)))))
8032 (defun message-talkative-question (ask question show &rest text)
8033 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
8034 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
8035 The following arguments may contain lists of values."
8037 (setq text (message-flatten-list text)))
8038 (save-window-excursion
8039 (with-output-to-temp-buffer " *MESSAGE information message*"
8040 (with-current-buffer " *MESSAGE information message*"
8041 (fundamental-mode) ; for Emacs 20.4+
8043 (goto-char (point-min))))
8044 (funcall ask question))
8045 (funcall ask question)))
8047 (defun message-flatten-list (list)
8048 "Return a new, flat list that contains all elements of LIST.
8050 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
8053 (apply 'append (mapcar 'message-flatten-list list)))
8057 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
8058 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
8059 Then clone the local variables and values from the old buffer to the
8060 new one, cloning only the locals having a substring matching the
8062 (let ((oldbuf (current-buffer)))
8063 (with-current-buffer (generate-new-buffer name)
8064 (message-clone-locals oldbuf varstr)
8067 (defun message-clone-locals (buffer &optional varstr)
8068 "Clone the local variables from BUFFER to the current buffer."
8069 (let ((locals (with-current-buffer buffer (buffer-local-variables)))
8070 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
8073 (when (and (consp local)
8075 (string-match regexp (symbol-name (car local)))
8077 (string-match varstr (symbol-name (car local)))))
8079 (set (make-local-variable (car local))
8087 (defun message-encode-message-body ()
8088 (unless message-inhibit-body-encoding
8089 (let ((mail-parse-charset (or mail-parse-charset
8090 message-default-charset))
8091 (case-fold-search t)
8092 lines content-type-p)
8095 (narrow-to-region (point) (point-max))
8096 (let ((new (mml-generate-mime)))
8098 (delete-region (point-min) (point-max))
8100 (goto-char (point-min))
8101 (if (eq (aref new 0) ?\n)
8103 (search-forward "\n\n")
8104 (setq lines (buffer-substring (point-min) (1- (point))))
8105 (delete-region (point-min) (point))))))
8107 (message-narrow-to-headers-or-head)
8108 (message-remove-header "Mime-Version")
8109 (goto-char (point-max))
8110 (insert "MIME-Version: 1.0\n")
8113 (setq content-type-p
8115 (re-search-backward "^Content-Type:" nil t))))
8117 (message-narrow-to-headers-or-head)
8118 (message-remove-first-header "Content-Type")
8119 (message-remove-first-header "Content-Transfer-Encoding"))
8120 ;; We always make sure that the message has a Content-Type
8121 ;; header. This is because some broken MTAs and MUAs get
8122 ;; awfully confused when confronted with a message with a
8123 ;; MIME-Version header and without a Content-Type header. For
8124 ;; instance, Solaris' /usr/bin/mail.
8125 (unless content-type-p
8126 (goto-char (point-min))
8127 ;; For unknown reason, MIME-Version doesn't exist.
8128 (when (re-search-forward "^MIME-Version:" nil t)
8130 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
8132 (defun message-read-from-minibuffer (prompt &optional initial-contents)
8133 "Read from the minibuffer while providing abbrev expansion."
8134 (if (fboundp 'mail-abbrevs-setup)
8135 (let ((minibuffer-setup-hook 'mail-abbrevs-setup)
8136 (minibuffer-local-map message-minibuffer-local-map))
8137 (flet ((mail-abbrev-in-expansion-header-p nil t))
8138 (read-from-minibuffer prompt initial-contents)))
8139 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
8140 (minibuffer-local-map message-minibuffer-local-map))
8141 (read-string prompt initial-contents))))
8143 (defun message-use-alternative-email-as-from ()
8144 "Set From field of the outgoing message to the first matching
8145 address in `message-alternative-emails', looking at To, Cc and
8146 From headers in the original article."
8147 (require 'mail-utils)
8148 (let* ((fields '("To" "Cc" "From"))
8151 (mail-strip-quoted-names
8152 (mapconcat 'message-fetch-reply-field fields ","))
8156 (if (string-match message-alternative-emails (car emails))
8157 (setq email (car emails)
8160 (unless (or (not email) (equal email user-mail-address))
8161 (message-remove-header "From")
8162 (goto-char (point-max))
8163 (insert "From: " (let ((user-mail-address email)) (message-make-from))
8166 (defun message-options-get (symbol)
8167 (cdr (assq symbol message-options)))
8169 (defun message-options-set (symbol value)
8170 (let ((the-cons (assq symbol message-options)))
8173 (setcdr the-cons value)
8174 (setq message-options (delq the-cons message-options)))
8176 (push (cons symbol value) message-options))))
8179 (defun message-options-set-recipient ()
8181 (message-narrow-to-headers-or-head)
8182 (message-options-set 'message-sender
8183 (mail-strip-quoted-names
8184 (message-fetch-field "from")))
8185 (message-options-set 'message-recipients
8186 (mail-strip-quoted-names
8187 (let ((to (message-fetch-field "to"))
8188 (cc (message-fetch-field "cc"))
8189 (bcc (message-fetch-field "bcc")))
8192 (if (and to cc) ", ")
8194 (if (and (or to cc) bcc) ", ")
8197 (defun message-hide-headers ()
8198 "Hide headers based on the `message-hidden-headers' variable."
8199 (let ((regexps (if (stringp message-hidden-headers)
8200 (list message-hidden-headers)
8201 message-hidden-headers))
8202 (inhibit-point-motion-hooks t)
8203 (after-change-functions nil)
8204 (end-of-headers (point-min)))
8208 (message-narrow-to-headers)
8209 (goto-char (point-min))
8211 (if (not (message-hide-header-p regexps))
8212 (message-next-header)
8213 (let ((begin (point))
8215 (message-next-header)
8216 (setq header (buffer-substring begin (point))
8217 header-len (- (point) begin))
8218 (delete-region begin (point))
8219 (goto-char end-of-headers)
8221 (setq end-of-headers
8222 (+ end-of-headers header-len))))))))
8223 (narrow-to-region end-of-headers (point-max))))
8225 (defun message-hide-header-p (regexps)
8228 (when (eq (car regexps) 'not)
8231 (dolist (regexp regexps)
8232 (setq result (or result (looking-at regexp))))
8237 (declare-function ecomplete-add-item "ecomplete" (type key text))
8238 (declare-function ecomplete-save "ecomplete" ())
8240 (defun message-put-addresses-in-ecomplete ()
8241 (require 'ecomplete)
8242 (dolist (header '("to" "cc" "from" "reply-to"))
8243 (let ((value (message-field-value header)))
8244 (dolist (string (mail-header-parse-addresses value 'raw))
8246 (gnus-replace-in-string
8247 (gnus-replace-in-string string "^ +\\| +$" "") "\n" ""))
8248 (ecomplete-add-item 'mail (car (mail-header-parse-address string))
8252 (autoload 'ecomplete-display-matches "ecomplete")
8254 (defun message-display-abbrev (&optional choose)
8255 "Display the next possible abbrev for the text before point."
8256 (interactive (list t))
8257 (when (and (memq (char-after (point-at-bol)) '(?C ?T ?\t ? ))
8258 (message-point-in-header-p)
8261 (while (and (memq (char-after) '(?\t ? ))
8262 (zerop (forward-line -1))))
8263 (looking-at "To:\\|Cc:")))
8264 (let* ((end (point))
8265 (start (save-excursion
8266 (and (re-search-backward "[\n\t ]" nil t)
8268 (word (when start (buffer-substring start end)))
8269 (match (when (and word
8270 (not (zerop (length word))))
8271 (ecomplete-display-matches 'mail word choose))))
8272 (when (and choose match)
8273 (delete-region start end)
8276 ;; To send pre-formatted letters like the example below, you can use
8277 ;; `message-send-form-letter':
8278 ;; --8<---------------cut here---------------start------------->8---
8279 ;; To: alice@invalid.invalid
8280 ;; Subject: Verification of your contact information
8281 ;; From: Contact verification <admin@foo.invalid>
8282 ;; --text follows this line--
8284 ;; please verify that your contact information is still valid:
8285 ;; Alice A, A avenue 11, 1111 A town, Austria
8286 ;; ----------next form letter message follows this line----------
8287 ;; To: bob@invalid.invalid
8288 ;; Subject: Verification of your contact information
8289 ;; From: Contact verification <admin@foo.invalid>
8290 ;; --text follows this line--
8292 ;; please verify that your contact information is still valid:
8293 ;; Bob, B street 22, 22222 Be town, Belgium
8294 ;; ----------next form letter message follows this line----------
8295 ;; To: charlie@invalid.invalid
8296 ;; Subject: Verification of your contact information
8297 ;; From: Contact verification <admin@foo.invalid>
8298 ;; --text follows this line--
8300 ;; please verify that your contact information is still valid:
8301 ;; Charlie Chaplin, C plaza 33, 33333 C town, Chile
8302 ;; --8<---------------cut here---------------end--------------->8---
8304 ;; FIXME: What is the most common term (circular letter, form letter, serial
8305 ;; letter, standard letter) for such kind of letter? See also
8306 ;; <http://en.wikipedia.org/wiki/Form_letter>
8308 ;; FIXME: Maybe extent message-mode's font-lock support to recognize
8309 ;; `message-form-letter-separator', i.e. highlight each message like a single
8312 (defcustom message-form-letter-separator
8313 "\n----------next form letter message follows this line----------\n"
8314 "Separator for `message-send-form-letter'."
8315 ;; :group 'message-form-letter
8316 :group 'message-various
8317 :version "23.1" ;; No Gnus
8320 (defcustom message-send-form-letter-delay 1
8321 "Delay in seconds when sending a message with `message-send-form-letter'.
8322 Only used when `message-send-form-letter' is called with non-nil
8324 ;; :group 'message-form-letter
8325 :group 'message-various
8326 :version "23.1" ;; No Gnus
8329 (defun message-send-form-letter (&optional force)
8330 "Sent all form letter messages from current buffer.
8331 Unless FORCE, prompt before sending.
8333 The messages are separated by `message-form-letter-separator'.
8334 Header and body are separated by `mail-header-separator'."
8336 (let ((sent 0) (skipped 0)
8340 (goto-char (point-min))
8343 end (if (search-forward message-form-letter-separator nil t)
8344 (- (point) (length message-form-letter-separator) -1)
8348 (buffer-substring-no-properties start end))
8349 (setq buff (generate-new-buffer "*mail - form letter*"))
8350 (with-current-buffer buff
8353 (setq to (message-fetch-field "To"))
8354 (switch-to-buffer buff)
8356 (sit-for message-send-form-letter-delay))
8358 (y-or-n-p (format "Send message to `%s'? " to)))
8360 (setq sent (1+ sent))
8361 (message-send-and-exit))
8362 (message (format "Message to `%s' skipped." to))
8363 (setq skipped (1+ skipped)))
8364 (when (buffer-live-p buff)
8365 (kill-buffer buff))))
8366 (message "%s message(s) sent, %s skipped." sent skipped)))
8368 (defun message-replace-header (header new-value &optional after force)
8369 "Remove HEADER and insert the NEW-VALUE.
8370 If AFTER, insert after this header. If FORCE, insert new field
8371 even if NEW-VALUE is empty."
8372 ;; Similar to `nnheader-replace-header' but for message buffers.
8375 (message-narrow-to-headers)
8376 (message-remove-header header))
8377 (when (or force (> (length new-value) 0))
8379 (message-position-on-field header after)
8380 (message-position-on-field header))
8381 (insert new-value))))
8383 (defcustom message-recipients-without-full-name
8384 (list "ding@gnus.org"
8386 "emacs-devel@gnu.org"
8387 "emacs-pretest-bug@gnu.org"
8388 "bug-gnu-emacs@gnu.org")
8389 "Mail addresses that have no full name.
8390 Used in `message-simplify-recipients'."
8391 ;; Maybe the addresses could be extracted from
8392 ;; `gnus-parameter-to-list-alist'?
8393 :type '(choice (const :tag "None" nil)
8395 :version "23.1" ;; No Gnus
8396 :group 'message-headers)
8398 (defun message-simplify-recipients ()
8400 (dolist (hdr '("Cc" "To"))
8401 (message-replace-header
8405 (if (and message-recipients-without-full-name
8407 (regexp-opt message-recipients-without-full-name)
8411 (message-make-from (car addrcomp) (cadr addrcomp))
8413 (when (message-fetch-field hdr)
8414 (mail-extract-address-components
8415 (message-fetch-field hdr) t))
8418 (when (featurep 'xemacs)
8419 (require 'messagexmas)
8420 (message-xmas-redefine))
8424 (run-hooks 'message-load-hook)
8427 ;; coding: iso-8859-1
8430 ;;; message.el ends here