1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006 Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Keywords: mail, news
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, USA.
28 ;; This mode provides mail-sending facilities from within Emacs. It
29 ;; consists mainly of large chunks of code from the sendmail.el,
30 ;; gnus-msg.el and rnewspost.el files.
36 (defvar gnus-message-group-art)
37 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
42 ;; This is apparently necessary even though things are autoloaded.
43 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
44 ;; require mailabbrev here.
45 (if (featurep 'xemacs)
46 (require 'mail-abbrevs)
47 (require 'mailabbrev))
52 (defgroup message '((user-mail-address custom-variable)
53 (user-full-name custom-variable))
54 "Mail and news message composing."
55 :link '(custom-manual "(message)Top")
59 (put 'user-mail-address 'custom-type 'string)
60 (put 'user-full-name 'custom-type 'string)
62 (defgroup message-various nil
63 "Various Message Variables."
64 :link '(custom-manual "(message)Various Message Variables")
67 (defgroup message-buffers nil
69 :link '(custom-manual "(message)Message Buffers")
72 (defgroup message-sending nil
74 :link '(custom-manual "(message)Sending Variables")
77 (defgroup message-interface nil
79 :link '(custom-manual "(message)Interface")
82 (defgroup message-forwarding nil
84 :link '(custom-manual "(message)Forwarding")
85 :group 'message-interface)
87 (defgroup message-insertion nil
89 :link '(custom-manual "(message)Insertion")
92 (defgroup message-headers nil
94 :link '(custom-manual "(message)Message Headers")
97 (defgroup message-news nil
98 "Composing News Messages."
101 (defgroup message-mail nil
102 "Composing Mail Messages."
105 (defgroup message-faces nil
106 "Faces used for message composing."
110 (defcustom message-directory "~/Mail/"
111 "*Directory from which all other mail file variables are derived."
112 :group 'message-various
115 (defcustom message-max-buffers 10
116 "*How many buffers to keep before starting to kill them off."
117 :group 'message-buffers
120 (defcustom message-send-rename-function nil
121 "Function called to rename the buffer after sending it."
122 :group 'message-buffers
123 :type '(choice function (const nil)))
125 (defcustom message-fcc-handler-function 'message-output
126 "*A function called to save outgoing articles.
127 This function will be called with the name of the file to store the
128 article in. The default function is `message-output' which saves in Unix
130 :type '(radio (function-item message-output)
131 (function :tag "Other"))
132 :group 'message-sending)
134 (defcustom message-fcc-externalize-attachments nil
135 "If non-nil, attachments are included as external parts in Fcc copies."
138 :group 'message-sending)
140 (defcustom message-courtesy-message
141 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
142 "*This is inserted at the start of a mailed copy of a posted message.
143 If the string contains the format spec \"%s\", the Newsgroups
144 the article has been posted to will be inserted there.
145 If this variable is nil, no such courtesy message will be added."
146 :group 'message-sending
147 :type '(radio string (const nil)))
149 (defcustom message-ignored-bounced-headers
150 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
151 "*Regexp that matches headers to be removed in resent bounced mail."
152 :group 'message-interface
156 (defcustom message-from-style 'default
157 "*Specifies how \"From\" headers look.
159 If nil, they contain just the return address like:
161 If `parens', they look like:
162 king@grassland.com (Elvis Parsley)
163 If `angles', they look like:
164 Elvis Parsley <king@grassland.com>
166 Otherwise, most addresses look like `angles', but they look like
167 `parens' if `angles' would need quoting and `parens' would not."
168 :type '(choice (const :tag "simple" nil)
172 :group 'message-headers)
174 (defcustom message-insert-canlock t
175 "Whether to insert a Cancel-Lock header in news postings."
177 :group 'message-headers
180 (defcustom message-syntax-checks
181 (if message-insert-canlock '((sender . disabled)) nil)
182 ;; Guess this one shouldn't be easy to customize...
183 "*Controls what syntax checks should not be performed on outgoing posts.
184 To disable checking of long signatures, for instance, add
185 `(signature . disabled)' to this list.
187 Don't touch this variable unless you really know what you're doing.
189 Checks include `subject-cmsg', `multiple-headers', `sendsys',
190 `message-id', `from', `long-lines', `control-chars', `size',
191 `new-text', `quoting-style', `redirected-followup', `signature',
192 `approved', `sender', `empty', `empty-headers', `message-id', `from',
193 `subject', `shorten-followup-to', `existing-newsgroups',
194 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
195 `continuation-headers', `long-header-lines', `invisible-text' and
198 :type '(repeat sexp)) ; Fixme: improve this
200 (defcustom message-required-headers '((optional . References)
202 "*Headers to be generated or prompted for when sending a message.
203 Also see `message-required-news-headers' and
204 `message-required-mail-headers'."
207 :group 'message-headers
208 :link '(custom-manual "(message)Message Headers")
209 :type '(repeat sexp))
211 (defcustom message-draft-headers '(References From)
212 "*Headers to be generated when saving a draft message."
215 :group 'message-headers
216 :link '(custom-manual "(message)Message Headers")
217 :type '(repeat sexp))
219 (defcustom message-required-news-headers
220 '(From Newsgroups Subject Date Message-ID
221 (optional . Organization)
222 (optional . User-Agent))
223 "*Headers to be generated or prompted for when posting an article.
224 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
225 Message-ID. Organization, Lines, In-Reply-To, Expires, and
226 User-Agent are optional. If don't you want message to insert some
227 header, remove it from this list."
229 :group 'message-headers
230 :link '(custom-manual "(message)Message Headers")
231 :type '(repeat sexp))
233 (defcustom message-required-mail-headers
234 '(From Subject Date (optional . In-Reply-To) Message-ID
235 (optional . User-Agent))
236 "*Headers to be generated or prompted for when mailing a message.
237 It is recommended that From, Date, To, Subject and Message-ID be
238 included. Organization and User-Agent are optional."
240 :group 'message-headers
241 :link '(custom-manual "(message)Message Headers")
242 :type '(repeat sexp))
244 (defcustom message-deletable-headers '(Message-ID Date Lines)
245 "Headers to be deleted if they already exist and were generated by message previously."
246 :group 'message-headers
247 :link '(custom-manual "(message)Message Headers")
250 (defcustom message-ignored-news-headers
251 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
252 "*Regexp of headers to be removed unconditionally before posting."
254 :group 'message-headers
255 :link '(custom-manual "(message)Message Headers")
256 :type '(repeat :value-to-internal (lambda (widget value)
257 (custom-split-regexp-maybe value))
258 :match (lambda (widget value)
260 (widget-editable-list-match widget value)))
263 (defcustom message-ignored-mail-headers
264 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
265 "*Regexp of headers to be removed unconditionally before mailing."
267 :group 'message-headers
268 :link '(custom-manual "(message)Mail Headers")
271 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:\\|^Approved:"
272 "*Header lines matching this regexp will be deleted before posting.
273 It's best to delete old Path and Date headers before posting to avoid
275 :group 'message-interface
276 :link '(custom-manual "(message)Superseding")
277 :type '(repeat :value-to-internal (lambda (widget value)
278 (custom-split-regexp-maybe value))
279 :match (lambda (widget value)
281 (widget-editable-list-match widget value)))
284 (defcustom message-subject-re-regexp
285 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
286 "*Regexp matching \"Re: \" in the subject line."
287 :group 'message-various
288 :link '(custom-manual "(message)Message Headers")
291 ;;; Start of variables adopted from `message-utils.el'.
293 (defcustom message-subject-trailing-was-query 'ask
294 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
295 If nil, leave the subject unchanged. If it is the symbol `ask', query
296 the user what do do. In this case, the subject is matched against
297 `message-subject-trailing-was-ask-regexp'. If
298 `message-subject-trailing-was-query' is t, always strip the trailing
299 old subject. In this case, `message-subject-trailing-was-regexp' is
302 :type '(choice (const :tag "never" nil)
303 (const :tag "always strip" t)
305 :link '(custom-manual "(message)Message Headers")
306 :group 'message-various)
308 (defcustom message-subject-trailing-was-ask-regexp
309 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
310 "*Regexp matching \"(was: <old subject>)\" in the subject line.
312 The function `message-strip-subject-trailing-was' uses this regexp if
313 `message-subject-trailing-was-query' is set to the symbol `ask'. If
314 the variable is t instead of `ask', use
315 `message-subject-trailing-was-regexp' instead.
317 It is okay to create some false positives here, as the user is asked."
319 :group 'message-various
320 :link '(custom-manual "(message)Message Headers")
323 (defcustom message-subject-trailing-was-regexp
324 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
325 "*Regexp matching \"(was: <old subject>)\" in the subject line.
327 If `message-subject-trailing-was-query' is set to t, the subject is
328 matched against `message-subject-trailing-was-regexp' in
329 `message-strip-subject-trailing-was'. You should use a regexp creating very
330 few false positives here."
332 :group 'message-various
333 :link '(custom-manual "(message)Message Headers")
336 ;;; marking inserted text
338 (defcustom message-mark-insert-begin
339 "--8<---------------cut here---------------start------------->8---\n"
340 "How to mark the beginning of some inserted text."
343 :link '(custom-manual "(message)Insertion Variables")
344 :group 'message-various)
346 (defcustom message-mark-insert-end
347 "--8<---------------cut here---------------end--------------->8---\n"
348 "How to mark the end of some inserted text."
351 :link '(custom-manual "(message)Insertion Variables")
352 :group 'message-various)
354 (defcustom message-archive-header "X-No-Archive: Yes\n"
355 "Header to insert when you don't want your article to be archived.
356 Archives \(such as groups.google.com\) respect this header."
359 :link '(custom-manual "(message)Header Commands")
360 :group 'message-various)
362 (defcustom message-archive-note
363 "X-No-Archive: Yes - save http://groups.google.com/"
364 "Note to insert why you wouldn't want this posting archived.
365 If nil, don't insert any text in the body."
367 :type '(radio string (const nil))
368 :link '(custom-manual "(message)Header Commands")
369 :group 'message-various)
371 ;;; Crossposts and Followups
372 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
373 ;; new suggestions by R. Weikusat <rw at another.de>
375 (defvar message-cross-post-old-target nil
376 "Old target for cross-posts or follow-ups.")
377 (make-variable-buffer-local 'message-cross-post-old-target)
379 (defcustom message-cross-post-default t
380 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
381 If nil, `message-cross-post-followup-to' will only do a followup. Note that
382 you can explicitly override this setting by calling
383 `message-cross-post-followup-to' with a prefix."
386 :group 'message-various)
388 (defcustom message-cross-post-note "Crosspost & Followup-To: "
389 "Note to insert before signature to notify of cross-post and follow-up."
392 :group 'message-various)
394 (defcustom message-followup-to-note "Followup-To: "
395 "Note to insert before signature to notify of follow-up only."
398 :group 'message-various)
400 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
401 "Function to use to insert note about Crosspost or Followup-To.
402 The function will be called with four arguments. The function should not only
403 insert a note, but also ensure old notes are deleted. See the documentation
404 for `message-cross-post-insert-note'."
407 :group 'message-various)
409 ;;; End of variables adopted from `message-utils.el'.
412 (defcustom message-signature-separator "^-- *$"
413 "Regexp matching the signature separator."
415 :link '(custom-manual "(message)Various Message Variables")
416 :group 'message-various)
418 (defcustom message-elide-ellipsis "\n[...]\n\n"
419 "*The string which is inserted for elided text."
421 :link '(custom-manual "(message)Various Commands")
422 :group 'message-various)
424 (defcustom message-interactive t
425 "Non-nil means when sending a message wait for and display errors.
426 nil means let mailer mail back a message to report errors."
427 :group 'message-sending
429 :link '(custom-manual "(message)Sending Variables")
432 (defcustom message-generate-new-buffers 'unique
433 "*Non-nil means create a new message buffer whenever `message-setup' is called.
434 If this is a function, call that function with three parameters: The type,
435 the to address and the group name. (Any of these may be nil.) The function
436 should return the new buffer name."
437 :group 'message-buffers
438 :link '(custom-manual "(message)Message Buffers")
439 :type '(choice (const :tag "off" nil)
440 (const :tag "unique" unique)
441 (const :tag "unsent" unsent)
444 (defcustom message-kill-buffer-on-exit nil
445 "*Non-nil means that the message buffer will be killed after sending a message."
446 :group 'message-buffers
447 :link '(custom-manual "(message)Message Buffers")
450 (defcustom message-kill-buffer-query t
451 "*Non-nil means that killing a modified message buffer has to be confirmed.
452 This is used by `message-kill-buffer'."
453 :version "23.0" ;; No Gnus
454 :group 'message-buffers
458 (defvar gnus-local-organization))
459 (defcustom message-user-organization
460 (or (and (boundp 'gnus-local-organization)
461 (stringp gnus-local-organization)
462 gnus-local-organization)
463 (getenv "ORGANIZATION")
465 "*String to be used as an Organization header.
466 If t, use `message-user-organization-file'."
467 :group 'message-headers
468 :type '(choice string
469 (const :tag "consult file" t)))
472 (defcustom message-user-organization-file "/usr/lib/news/organization"
473 "*Local news organization file."
475 :link '(custom-manual "(message)News Headers")
476 :group 'message-headers)
478 (defcustom message-make-forward-subject-function
479 #'message-forward-subject-name-subject
480 "*List of functions called to generate subject headers for forwarded messages.
481 The subject generated by the previous function is passed into each
484 The provided functions are:
486 * `message-forward-subject-author-subject' Source of article (author or
487 newsgroup), in brackets followed by the subject
488 * `message-forward-subject-name-subject' Source of article (name of author
489 or newsgroup), in brackets followed by the subject
490 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
492 :group 'message-forwarding
493 :link '(custom-manual "(message)Forwarding")
494 :type '(radio (function-item message-forward-subject-author-subject)
495 (function-item message-forward-subject-fwd)
496 (function-item message-forward-subject-name-subject)
497 (repeat :tag "List of functions" function)))
499 (defcustom message-forward-as-mime t
500 "*Non-nil means forward messages as an inline/rfc822 MIME section.
501 Otherwise, directly inline the old message in the forwarded message."
503 :group 'message-forwarding
504 :link '(custom-manual "(message)Forwarding")
507 (defcustom message-forward-show-mml 'best
508 "*Non-nil means show forwarded messages as MML (decoded from MIME).
509 Otherwise, forwarded messages are unchanged.
510 Can also be the symbol `best' to indicate that MML should be
511 used, except when it is a bad idea to use MML. One example where
512 it is a bad idea is when forwarding a signed or encrypted
513 message, because converting MIME to MML would invalidate the
516 :group 'message-forwarding
517 :type '(choice (const :tag "use MML" t)
518 (const :tag "don't use MML " nil)
519 (const :tag "use MML when appropriate" best)))
521 (defcustom message-forward-before-signature t
522 "*Non-nil means put forwarded message before signature, else after."
523 :group 'message-forwarding
526 (defcustom message-wash-forwarded-subjects nil
527 "*Non-nil means try to remove as much cruft as possible from the subject.
528 Done before generating the new subject of a forward."
529 :group 'message-forwarding
530 :link '(custom-manual "(message)Forwarding")
533 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
534 "*All headers that match this regexp will be deleted when resending a message."
535 :group 'message-interface
536 :link '(custom-manual "(message)Resending")
537 :type '(repeat :value-to-internal (lambda (widget value)
538 (custom-split-regexp-maybe value))
539 :match (lambda (widget value)
541 (widget-editable-list-match widget value)))
544 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
545 "*All headers that match this regexp will be deleted when forwarding a message."
547 :group 'message-forwarding
548 :type '(repeat :value-to-internal (lambda (widget value)
549 (custom-split-regexp-maybe value))
550 :match (lambda (widget value)
552 (widget-editable-list-match widget value)))
555 (defcustom message-ignored-cited-headers "."
556 "*Delete these headers from the messages you yank."
557 :group 'message-insertion
558 :link '(custom-manual "(message)Insertion Variables")
561 (defcustom message-cite-prefix-regexp
562 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
563 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
564 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
565 (let (non-word-constituents)
566 (with-syntax-table text-mode-syntax-table
567 (setq non-word-constituents
569 (if (string-match "\\w" "-") "" "-")
570 (if (string-match "\\w" "_") "" "_")
571 (if (string-match "\\w" ".") "" "."))))
572 (if (equal non-word-constituents "")
573 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
574 (concat "\\([ \t]*\\(\\w\\|["
575 non-word-constituents
576 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
577 "*Regexp matching the longest possible citation prefix on a line."
579 :group 'message-insertion
580 :link '(custom-manual "(message)Insertion Variables")
583 (defcustom message-cancel-message "I am canceling my own article.\n"
584 "Message to be inserted in the cancel message."
585 :group 'message-interface
586 :link '(custom-manual "(message)Canceling News")
589 ;; Useful to set in site-init.el
591 (defcustom message-send-mail-function
592 (let ((program (if (boundp 'sendmail-program)
597 (string-match "/" program) ;; Skip path
598 (file-executable-p program))
599 'message-send-mail-with-sendmail)
601 (executable-find program))
602 'message-send-mail-with-sendmail)
605 "Function to call to send the current buffer as mail.
606 The headers should be delimited by a line whose contents match the
607 variable `mail-header-separator'.
609 Valid values include `message-send-mail-with-sendmail' (the default),
610 `message-send-mail-with-mh', `message-send-mail-with-qmail',
611 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
613 See also `send-mail-function'."
614 :type '(radio (function-item message-send-mail-with-sendmail)
615 (function-item message-send-mail-with-mh)
616 (function-item message-send-mail-with-qmail)
617 (function-item message-smtpmail-send-it)
618 (function-item smtpmail-send-it)
619 (function-item feedmail-send-it)
620 (function :tag "Other"))
621 :group 'message-sending
622 :link '(custom-manual "(message)Mail Variables")
623 :group 'message-mail)
625 (defcustom message-send-news-function 'message-send-news
626 "Function to call to send the current buffer as news.
627 The headers should be delimited by a line whose contents match the
628 variable `mail-header-separator'."
629 :group 'message-sending
631 :link '(custom-manual "(message)News Variables")
634 (defcustom message-reply-to-function nil
635 "If non-nil, function that should return a list of headers.
636 This function should pick out addresses from the To, Cc, and From headers
637 and respond with new To and Cc headers."
638 :group 'message-interface
639 :link '(custom-manual "(message)Reply")
640 :type '(choice function (const nil)))
642 (defcustom message-wide-reply-to-function nil
643 "If non-nil, function that should return a list of headers.
644 This function should pick out addresses from the To, Cc, and From headers
645 and respond with new To and Cc headers."
646 :group 'message-interface
647 :link '(custom-manual "(message)Wide Reply")
648 :type '(choice function (const nil)))
650 (defcustom message-followup-to-function nil
651 "If non-nil, function that should return a list of headers.
652 This function should pick out addresses from the To, Cc, and From headers
653 and respond with new To and Cc headers."
654 :group 'message-interface
655 :link '(custom-manual "(message)Followup")
656 :type '(choice function (const nil)))
658 (defcustom message-extra-wide-headers nil
659 "If non-nil, a list of additional address headers.
660 These are used when composing a wide reply."
661 :group 'message-sending
662 :type '(repeat string))
664 (defcustom message-use-followup-to 'ask
665 "*Specifies what to do with Followup-To header.
666 If nil, always ignore the header. If it is t, use its value, but
667 query before using the \"poster\" value. If it is the symbol `ask',
668 always query the user whether to use the value. If it is the symbol
669 `use', always use the value."
670 :group 'message-interface
671 :link '(custom-manual "(message)Followup")
672 :type '(choice (const :tag "ignore" nil)
673 (const :tag "use & query" t)
677 (defcustom message-use-mail-followup-to 'use
678 "*Specifies what to do with Mail-Followup-To header.
679 If nil, always ignore the header. If it is the symbol `ask', always
680 query the user whether to use the value. If it is the symbol `use',
681 always use the value."
683 :group 'message-interface
684 :link '(custom-manual "(message)Mailing Lists")
685 :type '(choice (const :tag "ignore" nil)
689 (defcustom message-subscribed-address-functions nil
690 "*Specifies functions for determining list subscription.
691 If nil, do not attempt to determine list subscription with functions.
692 If non-nil, this variable contains a list of functions which return
693 regular expressions to match lists. These functions can be used in
694 conjunction with `message-subscribed-regexps' and
695 `message-subscribed-addresses'."
697 :group 'message-interface
698 :link '(custom-manual "(message)Mailing Lists")
699 :type '(repeat sexp))
701 (defcustom message-subscribed-address-file nil
702 "*A file containing addresses the user is subscribed to.
703 If nil, do not look at any files to determine list subscriptions. If
704 non-nil, each line of this file should be a mailing list address."
706 :group 'message-interface
707 :link '(custom-manual "(message)Mailing Lists")
708 :type '(radio file (const nil)))
710 (defcustom message-subscribed-addresses nil
711 "*Specifies a list of addresses the user is subscribed to.
712 If nil, do not use any predefined list subscriptions. This list of
713 addresses can be used in conjunction with
714 `message-subscribed-address-functions' and `message-subscribed-regexps'."
716 :group 'message-interface
717 :link '(custom-manual "(message)Mailing Lists")
718 :type '(repeat string))
720 (defcustom message-subscribed-regexps nil
721 "*Specifies a list of addresses the user is subscribed to.
722 If nil, do not use any predefined list subscriptions. This list of
723 regular expressions can be used in conjunction with
724 `message-subscribed-address-functions' and `message-subscribed-addresses'."
726 :group 'message-interface
727 :link '(custom-manual "(message)Mailing Lists")
728 :type '(repeat regexp))
730 (defcustom message-allow-no-recipients 'ask
731 "Specifies what to do when there are no recipients other than Gcc/Fcc.
732 If it is the symbol `always', the posting is allowed. If it is the
733 symbol `never', the posting is not allowed. If it is the symbol
734 `ask', you are prompted."
736 :group 'message-interface
737 :link '(custom-manual "(message)Message Headers")
738 :type '(choice (const always)
742 (defcustom message-sendmail-f-is-evil nil
743 "*Non-nil means don't add \"-f username\" to the sendmail command line.
744 Doing so would be even more evil than leaving it out."
745 :group 'message-sending
746 :link '(custom-manual "(message)Mail Variables")
749 (defcustom message-sendmail-envelope-from nil
750 "*Envelope-from when sending mail with sendmail.
751 If this is nil, use `user-mail-address'. If it is the symbol
752 `header', use the From: header of the message."
754 :type '(choice (string :tag "From name")
755 (const :tag "Use From: header from message" header)
756 (const :tag "Use `user-mail-address'" nil))
757 :link '(custom-manual "(message)Mail Variables")
758 :group 'message-sending)
760 ;; qmail-related stuff
761 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
762 "Location of the qmail-inject program."
763 :group 'message-sending
764 :link '(custom-manual "(message)Mail Variables")
767 (defcustom message-qmail-inject-args nil
768 "Arguments passed to qmail-inject programs.
769 This should be a list of strings, one string for each argument. It
770 may also be a function.
772 For e.g., if you wish to set the envelope sender address so that bounces
773 go to the right place or to deal with listserv's usage of that address, you
774 might set this variable to '(\"-f\" \"you@some.where\")."
775 :group 'message-sending
776 :link '(custom-manual "(message)Mail Variables")
777 :type '(choice (function)
781 (defvar gnus-post-method)
782 (defvar gnus-select-method))
783 (defcustom message-post-method
784 (cond ((and (boundp 'gnus-post-method)
785 (listp gnus-post-method)
788 ((boundp 'gnus-select-method)
791 "*Method used to post news.
792 Note that when posting from inside Gnus, for instance, this
793 variable isn't used."
795 :group 'message-sending
796 ;; This should be the `gnus-select-method' widget, but that might
797 ;; create a dependence to `gnus.el'.
800 ;; FIXME: This should be a temporary workaround until someone implements a
801 ;; proper solution. If a crash happens while replying, the auto-save file
802 ;; will *not* have a `References:' header if `message-generate-headers-first'
803 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
804 (defcustom message-generate-headers-first '(references)
805 "Which headers should be generated before starting to compose a message.
806 If t, generate all required headers. This can also be a list of headers to
807 generate. The variables `message-required-news-headers' and
808 `message-required-mail-headers' specify which headers to generate.
810 Note that the variable `message-deletable-headers' specifies headers which
811 are to be deleted and then re-generated before sending, so this variable
812 will not have a visible effect for those headers."
813 :group 'message-headers
814 :link '(custom-manual "(message)Message Headers")
815 :type '(choice (const :tag "None" nil)
816 (const :tag "References" '(references))
818 (repeat (sexp :tag "Header"))))
820 (defcustom message-setup-hook nil
821 "Normal hook, run each time a new outgoing message is initialized.
822 The function `message-setup' runs this hook."
823 :group 'message-various
824 :link '(custom-manual "(message)Various Message Variables")
827 (defcustom message-cancel-hook nil
828 "Hook run when cancelling articles."
829 :group 'message-various
830 :link '(custom-manual "(message)Various Message Variables")
833 (defcustom message-signature-setup-hook nil
834 "Normal hook, run each time a new outgoing message is initialized.
835 It is run after the headers have been inserted and before
836 the signature is inserted."
837 :group 'message-various
838 :link '(custom-manual "(message)Various Message Variables")
841 (defcustom message-mode-hook nil
842 "Hook run in message mode buffers."
843 :group 'message-various
846 (defcustom message-header-hook nil
847 "Hook run in a message mode buffer narrowed to the headers."
848 :group 'message-various
851 (defcustom message-header-setup-hook nil
852 "Hook called narrowed to the headers when setting up a message buffer."
853 :group 'message-various
854 :link '(custom-manual "(message)Various Message Variables")
857 (defcustom message-minibuffer-local-map
858 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
859 (set-keymap-parent map minibuffer-local-map)
861 "Keymap for `message-read-from-minibuffer'."
863 :group 'message-various)
866 (defcustom message-citation-line-function 'message-insert-citation-line
867 "*Function called to insert the \"Whomever writes:\" line.
869 Note that Gnus provides a feature where the reader can click on
870 `writes:' to hide the cited text. If you change this line too much,
871 people who read your message will have to change their Gnus
872 configuration. See the variable `gnus-cite-attribution-suffix'."
874 :link '(custom-manual "(message)Insertion Variables")
875 :group 'message-insertion)
878 (defcustom message-yank-prefix "> "
879 "*Prefix inserted on the lines of yanked messages.
880 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
881 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
883 :link '(custom-manual "(message)Insertion Variables")
884 :group 'message-insertion)
886 (defcustom message-yank-cited-prefix ">"
887 "*Prefix inserted on cited lines of yanked messages.
888 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
889 See also `message-yank-prefix' and `message-yank-empty-prefix'."
892 :link '(custom-manual "(message)Insertion Variables")
893 :group 'message-insertion)
895 (defcustom message-yank-empty-prefix ">"
896 "*Prefix inserted on empty lines of yanked messages.
897 See also `message-yank-prefix' and `message-yank-cited-prefix'."
900 :link '(custom-manual "(message)Insertion Variables")
901 :group 'message-insertion)
903 (defcustom message-indentation-spaces 3
904 "*Number of spaces to insert at the beginning of each cited line.
905 Used by `message-yank-original' via `message-yank-cite'."
906 :group 'message-insertion
907 :link '(custom-manual "(message)Insertion Variables")
911 (defcustom message-cite-function 'message-cite-original
912 "*Function for citing an original message.
913 Predefined functions include `message-cite-original' and
914 `message-cite-original-without-signature'.
915 Note that these functions use `mail-citation-hook' if that is non-nil."
916 :type '(radio (function-item message-cite-original)
917 (function-item message-cite-original-without-signature)
918 (function-item sc-cite-original)
919 (function :tag "Other"))
920 :link '(custom-manual "(message)Insertion Variables")
921 :group 'message-insertion)
924 (defcustom message-indent-citation-function 'message-indent-citation
925 "*Function for modifying a citation just inserted in the mail buffer.
926 This can also be a list of functions. Each function can find the
927 citation between (point) and (mark t). And each function should leave
928 point and mark around the citation text as modified."
930 :link '(custom-manual "(message)Insertion Variables")
931 :group 'message-insertion)
934 (defcustom message-signature t
935 "*String to be inserted at the end of the message buffer.
936 If t, the `message-signature-file' file will be inserted instead.
937 If a function, the result from the function will be used instead.
938 If a form, the result from the form will be used instead."
940 :link '(custom-manual "(message)Insertion Variables")
941 :group 'message-insertion)
944 (defcustom message-signature-file "~/.signature"
945 "*Name of file containing the text inserted at end of message buffer.
946 Ignored if the named file doesn't exist.
947 If nil, don't insert a signature."
948 :type '(choice file (const :tags "None" nil))
949 :link '(custom-manual "(message)Insertion Variables")
950 :group 'message-insertion)
953 (defcustom message-signature-insert-empty-line t
954 "*If non-nil, insert an empty line before the signature separator."
957 :link '(custom-manual "(message)Insertion Variables")
958 :group 'message-insertion)
960 (defcustom message-distribution-function nil
961 "*Function called to return a Distribution header."
963 :group 'message-headers
964 :link '(custom-manual "(message)News Headers")
965 :type '(choice function (const nil)))
967 (defcustom message-expires 14
968 "Number of days before your article expires."
970 :group 'message-headers
971 :link '(custom-manual "(message)News Headers")
974 (defcustom message-user-path nil
975 "If nil, use the NNTP server name in the Path header.
976 If stringp, use this; if non-nil, use no host name (user name only)."
978 :group 'message-headers
979 :link '(custom-manual "(message)News Headers")
980 :type '(choice (const :tag "nntp" nil)
982 (sexp :tag "none" :format "%t" t)))
984 (defvar message-reply-buffer nil)
985 (defvar message-reply-headers nil
986 "The headers of the current replied article.
987 It is a vector of the following headers:
988 \[number subject from date id references chars lines xref extra].")
989 (defvar message-newsreader nil)
990 (defvar message-mailer nil)
991 (defvar message-sent-message-via nil)
992 (defvar message-checksum nil)
993 (defvar message-send-actions nil
994 "A list of actions to be performed upon successful sending of a message.")
995 (defvar message-exit-actions nil
996 "A list of actions to be performed upon exiting after sending a message.")
997 (defvar message-kill-actions nil
998 "A list of actions to be performed before killing a message buffer.")
999 (defvar message-postpone-actions nil
1000 "A list of actions to be performed after postponing a message.")
1002 (define-widget 'message-header-lines 'text
1003 "All header lines must be LFD terminated."
1004 :format "%{%t%}:%n%v"
1005 :valid-regexp "^\\'"
1006 :error "All header lines must be newline terminated")
1008 (defcustom message-default-headers ""
1009 "*A string containing header lines to be inserted in outgoing messages.
1010 It is inserted before you edit the message, so you can edit or delete
1012 :group 'message-headers
1013 :link '(custom-manual "(message)Message Headers")
1014 :type 'message-header-lines)
1016 (defcustom message-default-mail-headers ""
1017 "*A string of header lines to be inserted in outgoing mails."
1018 :group 'message-headers
1019 :group 'message-mail
1020 :link '(custom-manual "(message)Mail Headers")
1021 :type 'message-header-lines)
1023 (defcustom message-default-news-headers ""
1024 "*A string of header lines to be inserted in outgoing news articles."
1025 :group 'message-headers
1026 :group 'message-news
1027 :link '(custom-manual "(message)News Headers")
1028 :type 'message-header-lines)
1030 ;; Note: could use /usr/ucb/mail instead of sendmail;
1031 ;; options -t, and -v if not interactive.
1032 (defcustom message-mailer-swallows-blank-line
1033 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1034 system-configuration)
1035 (file-readable-p "/etc/sendmail.cf")
1036 (let ((buffer (get-buffer-create " *temp*")))
1040 (insert-file-contents "/etc/sendmail.cf")
1041 (goto-char (point-min))
1042 (let ((case-fold-search nil))
1043 (re-search-forward "^OR\\>" nil t)))
1044 (kill-buffer buffer))))
1045 ;; According to RFC822, "The field-name must be composed of printable
1046 ;; ASCII characters (i. e., characters that have decimal values between
1047 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1049 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1050 "*Set this non-nil if the system's mailer runs the header and body together.
1051 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1052 The value should be an expression to test whether the problem will
1054 :group 'message-sending
1055 :link '(custom-manual "(message)Mail Variables")
1059 (define-mail-user-agent 'message-user-agent
1060 'message-mail 'message-send-and-exit
1061 'message-kill-buffer 'message-send-hook)
1063 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1064 "If non-nil, delete the deletable headers before feeding to mh.")
1066 (defvar message-send-method-alist
1067 '((news message-news-p message-send-via-news)
1068 (mail message-mail-p message-send-via-mail))
1069 "Alist of ways to send outgoing messages.
1070 Each element has the form
1072 \(TYPE PREDICATE FUNCTION)
1074 where TYPE is a symbol that names the method; PREDICATE is a function
1075 called without any parameters to determine whether the message is
1076 a message of type TYPE; and FUNCTION is a function to be called if
1077 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1080 (defcustom message-mail-alias-type 'abbrev
1081 "*What alias expansion type to use in Message buffers.
1082 The default is `abbrev', which uses mailabbrev. nil switches
1085 :link '(custom-manual "(message)Mail Aliases")
1086 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1087 (const :tag "No expansion" nil)))
1089 (defcustom message-auto-save-directory
1090 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1091 "*Directory where Message auto-saves buffers if Gnus isn't running.
1092 If nil, Message won't auto-save."
1093 :group 'message-buffers
1094 :link '(custom-manual "(message)Various Message Variables")
1095 :type '(choice directory (const :tag "Don't auto-save" nil)))
1097 (defcustom message-default-charset
1098 (and (not (mm-multibyte-p)) 'iso-8859-1)
1099 "Default charset used in non-MULE Emacsen.
1100 If nil, you might be asked to input the charset."
1103 :link '(custom-manual "(message)Various Message Variables")
1106 (defcustom message-dont-reply-to-names
1107 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1108 "*A regexp specifying addresses to prune when doing wide replies.
1109 A value of nil means exclude your own user name only."
1112 :link '(custom-manual "(message)Wide Reply")
1113 :type '(choice (const :tag "Yourself" nil)
1116 (defvar message-shoot-gnksa-feet nil
1117 "*A list of GNKSA feet you are allowed to shoot.
1118 Gnus gives you all the opportunity you could possibly want for
1119 shooting yourself in the foot. Also, Gnus allows you to shoot the
1120 feet of Good Net-Keeping Seal of Approval. The following are foot
1122 `empty-article' Allow you to post an empty article;
1123 `quoted-text-only' Allow you to post quoted text only;
1124 `multiple-copies' Allow you to post multiple copies;
1125 `cancel-messages' Allow you to cancel or supersede messages from
1126 your other email addresses.")
1128 (defsubst message-gnksa-enable-p (feature)
1129 (or (not (listp message-shoot-gnksa-feet))
1130 (memq feature message-shoot-gnksa-feet)))
1132 (defcustom message-hidden-headers "^References:"
1133 "Regexp of headers to be hidden when composing new messages.
1134 This can also be a list of regexps to match headers. Or a list
1135 starting with `not' and followed by regexps."
1138 :link '(custom-manual "(message)Message Headers")
1140 :format "%{%t%}: %[Value Type%] %v"
1141 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1142 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1143 (regexp :format "%t: %v"))
1144 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1146 (repeat :format "%v%i"
1147 (regexp :format "%t: %v")))))
1149 (defcustom message-cite-articles-with-x-no-archive t
1150 "If non-nil, cite text from articles that has X-No-Archive set."
1154 ;;; Internal variables.
1155 ;;; Well, not really internal.
1157 (defvar message-mode-syntax-table
1158 (let ((table (copy-syntax-table text-mode-syntax-table)))
1159 (modify-syntax-entry ?% ". " table)
1160 (modify-syntax-entry ?> ". " table)
1161 (modify-syntax-entry ?< ". " table)
1163 "Syntax table used while in Message mode.")
1165 (defface message-header-to
1168 (:foreground "green2" :bold t))
1171 (:foreground "MidnightBlue" :bold t))
1173 (:bold t :italic t)))
1174 "Face used for displaying From headers."
1175 :group 'message-faces)
1176 ;; backward-compatibility alias
1177 (put 'message-header-to-face 'face-alias 'message-header-to)
1179 (defface message-header-cc
1182 (:foreground "green4" :bold t))
1185 (:foreground "MidnightBlue"))
1188 "Face used for displaying Cc headers."
1189 :group 'message-faces)
1190 ;; backward-compatibility alias
1191 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1193 (defface message-header-subject
1196 (:foreground "green3"))
1199 (:foreground "navy blue" :bold t))
1202 "Face used for displaying subject headers."
1203 :group 'message-faces)
1204 ;; backward-compatibility alias
1205 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1207 (defface message-header-newsgroups
1210 (:foreground "yellow" :bold t :italic t))
1213 (:foreground "blue4" :bold t :italic t))
1215 (:bold t :italic t)))
1216 "Face used for displaying newsgroups headers."
1217 :group 'message-faces)
1218 ;; backward-compatibility alias
1219 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1221 (defface message-header-other
1224 (:foreground "#b00000"))
1227 (:foreground "steel blue"))
1229 (:bold t :italic t)))
1230 "Face used for displaying newsgroups headers."
1231 :group 'message-faces)
1232 ;; backward-compatibility alias
1233 (put 'message-header-other-face 'face-alias 'message-header-other)
1235 (defface message-header-name
1238 (:foreground "DarkGreen"))
1241 (:foreground "cornflower blue"))
1244 "Face used for displaying header names."
1245 :group 'message-faces)
1246 ;; backward-compatibility alias
1247 (put 'message-header-name-face 'face-alias 'message-header-name)
1249 (defface message-header-xheader
1252 (:foreground "blue"))
1255 (:foreground "blue"))
1258 "Face used for displaying X-Header headers."
1259 :group 'message-faces)
1260 ;; backward-compatibility alias
1261 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1263 (defface message-separator
1266 (:foreground "blue3"))
1269 (:foreground "brown"))
1272 "Face used for displaying the separator."
1273 :group 'message-faces)
1274 ;; backward-compatibility alias
1275 (put 'message-separator-face 'face-alias 'message-separator)
1277 (defface message-cited-text
1280 (:foreground "red"))
1283 (:foreground "red"))
1286 "Face used for displaying cited text names."
1287 :group 'message-faces)
1288 ;; backward-compatibility alias
1289 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1291 (defface message-mml
1294 (:foreground "ForestGreen"))
1297 (:foreground "ForestGreen"))
1300 "Face used for displaying MML."
1301 :group 'message-faces)
1302 ;; backward-compatibility alias
1303 (put 'message-mml-face 'face-alias 'message-mml)
1305 (defun message-font-lock-make-header-matcher (regexp)
1308 (let ((start (point)))
1311 (goto-char (point-min))
1312 (if (re-search-forward
1313 (concat "^" (regexp-quote mail-header-separator) "$")
1315 (setq limit (min limit (match-beginning 0))))
1317 (and (< start limit)
1318 (re-search-forward ,regexp limit t))))))
1319 (if (featurep 'bytecomp)
1323 (defvar message-font-lock-keywords
1324 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1325 `((,(message-font-lock-make-header-matcher
1326 (concat "^\\([Tt]o:\\)" content))
1327 (1 'message-header-name)
1328 (2 'message-header-to nil t))
1329 (,(message-font-lock-make-header-matcher
1330 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1331 (1 'message-header-name)
1332 (2 'message-header-cc nil t))
1333 (,(message-font-lock-make-header-matcher
1334 (concat "^\\([Ss]ubject:\\)" content))
1335 (1 'message-header-name)
1336 (2 'message-header-subject nil t))
1337 (,(message-font-lock-make-header-matcher
1338 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1339 (1 'message-header-name)
1340 (2 'message-header-newsgroups nil t))
1341 (,(message-font-lock-make-header-matcher
1342 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1343 (1 'message-header-name)
1344 (2 'message-header-other nil t))
1345 (,(message-font-lock-make-header-matcher
1346 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1347 (1 'message-header-name)
1348 (2 'message-header-name))
1349 ,@(if (and mail-header-separator
1350 (not (equal mail-header-separator "")))
1351 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1352 1 'message-separator))
1355 (re-search-forward (concat "^\\("
1356 message-cite-prefix-regexp
1359 (0 'message-cited-text))
1360 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1362 "Additional expressions to highlight in Message mode.")
1365 ;; XEmacs does it like this. For Emacs, we have to set the
1366 ;; `font-lock-defaults' buffer-local variable.
1367 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1369 (defvar message-face-alist
1370 '((bold . message-bold-region)
1371 (underline . underline-region)
1372 (default . (lambda (b e)
1373 (message-unbold-region b e)
1374 (ununderline-region b e))))
1375 "Alist of mail and news faces for facemenu.
1376 The cdr of each entry is a function for applying the face to a region.")
1378 (defcustom message-send-hook nil
1379 "Hook run before sending messages.
1380 This hook is run quite early when sending."
1381 :group 'message-various
1382 :options '(ispell-message)
1383 :link '(custom-manual "(message)Various Message Variables")
1386 (defcustom message-send-mail-hook nil
1387 "Hook run before sending mail messages.
1388 This hook is run very late -- just before the message is sent as
1390 :group 'message-various
1391 :link '(custom-manual "(message)Various Message Variables")
1394 (defcustom message-send-news-hook nil
1395 "Hook run before sending news messages.
1396 This hook is run very late -- just before the message is sent as
1398 :group 'message-various
1399 :link '(custom-manual "(message)Various Message Variables")
1402 (defcustom message-sent-hook nil
1403 "Hook run after sending messages."
1404 :group 'message-various
1407 (defvar message-send-coding-system 'binary
1408 "Coding system to encode outgoing mail.")
1410 (defvar message-draft-coding-system
1411 mm-auto-save-coding-system
1412 "*Coding system to compose mail.
1413 If you'd like to make it possible to share draft files between XEmacs
1414 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1415 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1417 (defcustom message-send-mail-partially-limit 1000000
1418 "The limitation of messages sent as message/partial.
1419 The lower bound of message size in characters, beyond which the message
1420 should be sent in several parts. If it is nil, the size is unlimited."
1422 :group 'message-buffers
1423 :link '(custom-manual "(message)Mail Variables")
1424 :type '(choice (const :tag "unlimited" nil)
1427 (defcustom message-alternative-emails nil
1428 "*Regexp matching alternative email addresses.
1429 The first address in the To, Cc or From headers of the original
1430 article matching this variable is used as the From field of
1433 This variable has precedence over posting styles and anything that runs
1434 off `message-setup-hook'."
1435 :group 'message-headers
1436 :link '(custom-manual "(message)Message Headers")
1437 :type '(choice (const :tag "Always use primary" nil)
1440 (defcustom message-hierarchical-addresses nil
1441 "A list of hierarchical mail address definitions.
1443 Inside each entry, the first address is the \"top\" address, and
1444 subsequent addresses are subaddresses; this is used to indicate that
1445 mail sent to the first address will automatically be delivered to the
1446 subaddresses. So if the first address appears in the recipient list
1447 for a message, the subaddresses will be removed (if present) before
1448 the mail is sent. All addresses in this structure should be
1451 :group 'message-headers
1452 :type '(repeat (repeat string)))
1454 (defcustom message-mail-user-agent nil
1455 "Like `mail-user-agent'.
1456 Except if it is nil, use Gnus native MUA; if it is t, use
1459 :type '(radio (const :tag "Gnus native"
1462 (const :tag "`mail-user-agent'"
1465 (function-item :tag "Default Emacs mail"
1467 sendmail-user-agent)
1468 (function-item :tag "Emacs interface to MH"
1471 (function :tag "Other"))
1475 (defcustom message-wide-reply-confirm-recipients nil
1476 "Whether to confirm a wide reply to multiple email recipients.
1477 If this variable is nil, don't ask whether to reply to all recipients.
1478 If this variable is non-nil, pose the question \"Reply to all
1479 recipients?\" before a wide reply to multiple recipients. If the user
1480 answers yes, reply to all recipients as usual. If the user answers
1481 no, only reply back to the author."
1483 :group 'message-headers
1484 :link '(custom-manual "(message)Wide Reply")
1487 (defcustom message-user-fqdn nil
1488 "*Domain part of Message-Ids."
1490 :group 'message-headers
1491 :link '(custom-manual "(message)News Headers")
1492 :type '(radio (const :format "%v " nil)
1493 (string :format "FQDN: %v")))
1495 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1497 (mm-coding-system-p 'utf-8)
1498 (executable-find idna-program)
1499 (string= (idna-to-ascii "räksmörgås")
1500 "xn--rksmrgs-5wao1o")
1502 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1503 GNU Libidn, and in particular the elisp package \"idna.el\" and
1504 the external program \"idn\", must be installed for this
1505 functionality to work."
1507 :group 'message-headers
1508 :link '(custom-manual "(message)IDNA")
1509 :type '(choice (const :tag "Ask" ask)
1510 (const :tag "Never" nil)
1511 (const :tag "Always" t)))
1513 (defcustom message-generate-hashcash nil
1514 "*Whether to generate X-Hashcash: headers.
1515 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1516 :group 'message-headers
1517 :link '(custom-manual "(message)Mail Headers")
1520 ;;; Internal variables.
1522 (defvar message-sending-message "Sending...")
1523 (defvar message-buffer-list nil)
1524 (defvar message-this-is-news nil)
1525 (defvar message-this-is-mail nil)
1526 (defvar message-draft-article nil)
1527 (defvar message-mime-part nil)
1528 (defvar message-posting-charset nil)
1529 (defvar message-inserted-headers nil)
1531 ;; Byte-compiler warning
1533 (defvar gnus-active-hashtb)
1534 (defvar gnus-read-active-file))
1536 ;;; Regexp matching the delimiter of messages in UNIX mail format
1537 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1538 ;;; of rmail.el's rmail-unix-mail-delimiter.
1539 (defvar message-unix-mail-delimiter
1540 (let ((time-zone-regexp
1541 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1542 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1548 ;; Many things can happen to an RFC 822 mailbox before it is put into
1549 ;; a `From' line. The leading phrase can be stripped, e.g.
1550 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1551 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1552 ;; can be removed, e.g.
1553 ;; From: joe@y.z (Joe K
1555 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1558 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1559 ;; The mailbox can be removed or be replaced by white space, e.g.
1560 ;; From: "Joe User"{space}{tab}
1562 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1563 ;; where {space} and {tab} represent the Ascii space and tab characters.
1564 ;; We want to match the results of any of these manglings.
1565 ;; The following regexp rejects names whose first characters are
1566 ;; obviously bogus, but after that anything goes.
1567 "\\([^\0-\b\n-\r\^?].*\\)?"
1569 ;; The time the message was sent.
1570 "\\([^\0-\r \^?]+\\) +" ; day of the week
1571 "\\([^\0-\r \^?]+\\) +" ; month
1572 "\\([0-3]?[0-9]\\) +" ; day of month
1573 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1575 ;; Perhaps a time zone, specified by an abbreviation, or by a
1580 " \\([0-9][0-9]+\\) *"
1582 ;; On some systems the time zone can appear after the year, too.
1586 "\\(remote from .*\\)?"
1589 "Regexp matching the delimiter of messages in UNIX mail format.")
1591 (defvar message-unsent-separator
1592 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1593 "^ *---+ +Returned message +---+ *$\\|"
1594 "^Start of returned message$\\|"
1595 "^ *---+ +Original message +---+ *$\\|"
1596 "^ *--+ +begin message +--+ *$\\|"
1597 "^ *---+ +Original message follows +---+ *$\\|"
1598 "^ *---+ +Undelivered message follows +---+ *$\\|"
1599 "^|? *---+ +Message text follows: +---+ *|?$")
1600 "A regexp that matches the separator before the text of a failed message.")
1602 (defvar message-field-fillers
1603 '((To message-fill-field-address)
1604 (Cc message-fill-field-address)
1605 (From message-fill-field-address))
1606 "Alist of header names/filler functions.")
1608 (defvar message-header-format-alist
1623 (References . message-shorten-references)
1625 "Alist used for formatting headers.")
1627 (defvar message-options nil
1628 "Some saved answers when sending message.")
1630 (defvar message-send-mail-real-function nil
1631 "Internal send mail function.")
1633 (defvar message-bogus-system-names "^localhost\\."
1634 "The regexp of bogus system names.")
1636 (defcustom message-valid-fqdn-regexp
1637 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1639 "\\([a-z][a-z]" ;; two letter country TDLs
1640 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1641 "\\|aero\\|coop\\|info\\|name\\|museum"
1642 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1644 "Regular expression that matches a valid FQDN."
1645 ;; see also: gnus-button-valid-fqdn-regexp
1647 :group 'message-headers
1651 (autoload 'gnus-alive-p "gnus-util")
1652 (autoload 'gnus-delay-article "gnus-delay")
1653 (autoload 'gnus-extract-address-components "gnus-util")
1654 (autoload 'gnus-find-method-for-group "gnus")
1655 (autoload 'gnus-group-decoded-name "gnus-group")
1656 (autoload 'gnus-group-name-charset "gnus-group")
1657 (autoload 'gnus-group-name-decode "gnus-group")
1658 (autoload 'gnus-groups-from-server "gnus")
1659 (autoload 'gnus-make-local-hook "gnus-util")
1660 (autoload 'gnus-open-server "gnus-int")
1661 (autoload 'gnus-output-to-mail "gnus-util")
1662 (autoload 'gnus-output-to-rmail "gnus-util")
1663 (autoload 'gnus-request-post "gnus-int")
1664 (autoload 'gnus-server-string "gnus")
1665 (autoload 'idna-to-ascii "idna")
1666 (autoload 'message-setup-toolbar "messagexmas")
1667 (autoload 'mh-new-draft-name "mh-comp")
1668 (autoload 'mh-send-letter "mh-comp")
1669 (autoload 'nndraft-request-associate-buffer "nndraft")
1670 (autoload 'nndraft-request-expire-articles "nndraft")
1671 (autoload 'nnvirtual-find-group-art "nnvirtual")
1672 (autoload 'rmail-dont-reply-to "mail-utils")
1673 (autoload 'rmail-msg-is-pruned "rmail")
1674 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1675 (autoload 'rmail-output "rmailout"))
1680 ;;; Utility functions.
1683 (defmacro message-y-or-n-p (question show &rest text)
1684 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1685 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1687 (defmacro message-delete-line (&optional n)
1688 "Delete the current line (and the next N lines)."
1689 `(delete-region (progn (beginning-of-line) (point))
1690 (progn (forward-line ,(or n 1)) (point))))
1692 (defun message-mark-active-p ()
1693 "Non-nil means the mark and region are currently active in this buffer."
1696 (defun message-unquote-tokens (elems)
1697 "Remove double quotes (\") from strings in list ELEMS."
1698 (mapcar (lambda (item)
1699 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1700 (setq item (concat (match-string 1 item)
1701 (match-string 2 item))))
1705 (defun message-tokenize-header (header &optional separator)
1706 "Split HEADER into a list of header elements.
1707 SEPARATOR is a string of characters to be used as separators. \",\"
1708 is used by default."
1711 (let ((regexp (format "[%s]+" (or separator ",")))
1713 beg quoted elems paren)
1715 (mm-enable-multibyte)
1716 (setq beg (point-min))
1718 (goto-char (point-min))
1723 (cond ((and (> (point) beg)
1725 (and (looking-at regexp)
1728 (push (buffer-substring beg (point)) elems)
1729 (setq beg (match-end 0)))
1730 ((eq (char-after) ?\")
1731 (setq quoted (not quoted)))
1732 ((and (eq (char-after) ?\()
1735 ((and (eq (char-after) ?\))
1738 (nreverse elems)))))
1740 (defun message-mail-file-mbox-p (file)
1741 "Say whether FILE looks like a Unix mbox file."
1742 (when (and (file-exists-p file)
1743 (file-readable-p file)
1744 (file-regular-p file))
1746 (nnheader-insert-file-contents file)
1747 (goto-char (point-min))
1748 (looking-at message-unix-mail-delimiter))))
1750 (defun message-fetch-field (header &optional not-all)
1751 "The same as `mail-fetch-field', only remove all newlines.
1752 The buffer is expected to be narrowed to just the header of the message;
1753 see `message-narrow-to-headers-or-head'."
1754 (let* ((inhibit-point-motion-hooks t)
1755 (value (mail-fetch-field header nil (not not-all))))
1757 (while (string-match "\n[\t ]+" value)
1758 (setq value (replace-match " " t t value)))
1761 (defun message-field-value (header &optional not-all)
1762 "The same as `message-fetch-field', only narrow to the headers first."
1765 (message-narrow-to-headers-or-head)
1766 (message-fetch-field header not-all))))
1768 (defun message-narrow-to-field ()
1769 "Narrow the buffer to the header on the current line."
1771 (while (looking-at "[ \t]")
1777 (if (re-search-forward "^[^ \n\t]" nil t)
1780 (goto-char (point-min)))
1782 (defun message-add-header (&rest headers)
1783 "Add the HEADERS to the message header, skipping those already present."
1786 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1787 (error "Invalid header `%s'" (car headers)))
1788 (setq hclean (match-string 1 (car headers)))
1790 (message-narrow-to-headers)
1791 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1792 (goto-char (point-max))
1793 (if (string-match "\n$" (car headers))
1794 (insert (car headers))
1795 (insert (car headers) ?\n)))))
1796 (setq headers (cdr headers))))
1798 (defmacro message-with-reply-buffer (&rest forms)
1799 "Evaluate FORMS in the reply buffer, if it exists."
1800 `(when (and message-reply-buffer
1801 (buffer-name message-reply-buffer))
1803 (set-buffer message-reply-buffer)
1806 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1807 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1809 (defun message-fetch-reply-field (header)
1810 "Fetch field HEADER from the message we're replying to."
1811 (message-with-reply-buffer
1813 (mail-narrow-to-head)
1814 (message-fetch-field header))))
1816 (defun message-strip-list-identifiers (subject)
1817 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1818 (require 'gnus-sum) ; for gnus-list-identifiers
1819 (let ((regexp (if (stringp gnus-list-identifiers)
1820 gnus-list-identifiers
1821 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1822 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1823 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1824 (concat (substring subject 0 (match-beginning 1))
1825 (or (match-string 3 subject)
1826 (match-string 5 subject))
1831 (defun message-strip-subject-re (subject)
1832 "Remove \"Re:\" from subject lines in string SUBJECT."
1833 (if (string-match message-subject-re-regexp subject)
1834 (substring subject (match-end 0))
1837 ;;; Start of functions adopted from `message-utils.el'.
1839 (defun message-strip-subject-trailing-was (subject)
1840 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
1841 Leading \"Re: \" is not stripped by this function. Use the function
1842 `message-strip-subject-re' for this."
1843 (let* ((query message-subject-trailing-was-query)
1848 message-subject-trailing-was-ask-regexp
1849 message-subject-trailing-was-regexp)
1852 (setq new (substring subject 0 (match-beginning 0))))
1853 (if (or (not found) (eq query nil))
1856 (if (message-y-or-n-p
1857 "Strip `(was: <old subject>)' in subject? " t
1859 "Strip `(was: <old subject>)' in subject "
1860 "and use the new one instead?\n\n"
1861 "Current subject is: \""
1863 "New subject would be: \""
1865 "See the variable `message-subject-trailing-was-query' "
1866 "to get rid of this query."
1871 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1873 (defun message-change-subject (new-subject)
1874 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1875 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
1878 (read-from-minibuffer "New subject: ")))
1879 (cond ((and (not (or (null new-subject) ; new subject not empty
1880 (zerop (string-width new-subject))
1881 (string-match "^[ \t]*$" new-subject))))
1885 (message-narrow-to-headers)
1886 (message-fetch-field "Subject"))))
1887 (cond ((not old-subject)
1888 (error "No current subject"))
1891 (regexp-quote new-subject)
1893 old-subject)) ; yes, it really is a new subject
1894 ;; delete eventual Re: prefix
1896 (message-strip-subject-re old-subject))
1897 (message-goto-subject)
1898 (message-delete-line)
1899 (insert (concat "Subject: "
1902 old-subject ")\n")))))))))
1904 (defun message-mark-inserted-region (beg end &optional verbatim)
1905 "Mark some region in the current article with enclosing tags.
1906 See `message-mark-insert-begin' and `message-mark-insert-end'.
1907 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
1908 (interactive "r\nP")
1910 ;; add to the end of the region first, otherwise end would be invalid
1912 (insert (if verbatim "#v-\n" message-mark-insert-end))
1914 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
1916 (defun message-mark-insert-file (file &optional verbatim)
1917 "Insert FILE at point, marking it with enclosing tags.
1918 See `message-mark-insert-begin' and `message-mark-insert-end'.
1919 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
1920 (interactive "fFile to insert: \nP")
1921 ;; reverse insertion to get correct result.
1923 (insert (if verbatim "#v-\n" message-mark-insert-end))
1925 (insert-file-contents file)
1927 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
1929 (defun message-add-archive-header ()
1930 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1931 The note can be customized using `message-archive-note'. When called with a
1932 prefix argument, ask for a text to insert. If you don't want the note in the
1933 body, set `message-archive-note' to nil."
1935 (if current-prefix-arg
1936 (setq message-archive-note
1937 (read-from-minibuffer "Reason for No-Archive: "
1938 (cons message-archive-note 0))))
1940 (if (message-goto-signature)
1941 (re-search-backward message-signature-separator))
1942 (when message-archive-note
1943 (insert message-archive-note)
1945 (message-add-header message-archive-header)
1946 (message-sort-headers)))
1948 (defun message-cross-post-followup-to-header (target-group)
1949 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1950 With prefix-argument just set Follow-Up, don't cross-post."
1952 (list ; Completion based on Gnus
1953 (completing-read "Followup To: "
1954 (if (boundp 'gnus-newsrc-alist)
1956 nil nil '("poster" . 0)
1957 (if (boundp 'gnus-group-history)
1958 'gnus-group-history))))
1959 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1960 (message-goto-newsgroups)
1962 ;; if we already did a crosspost before, kill old target
1963 (if (and message-cross-post-old-target
1965 (regexp-quote (concat "," message-cross-post-old-target))
1968 ;; unless (followup is to poster or user explicitly asked not
1969 ;; to cross-post, or target-group is already in Newsgroups)
1970 ;; add target-group to Newsgroups line.
1972 ;; def: cross-post, req:no
1973 (and message-cross-post-default (not current-prefix-arg))
1974 ;; def: no-cross-post, req:yes
1975 (and (not message-cross-post-default) current-prefix-arg))
1976 (not (string-match "poster" target-group))
1977 (not (string-match (regexp-quote target-group)
1978 (message-fetch-field "Newsgroups"))))
1980 (insert (concat "," target-group))))
1981 (end-of-line) ; ensure Followup: comes after Newsgroups:
1982 ;; unless new followup would be identical to Newsgroups line
1983 ;; make a new Followup-To line
1984 (if (not (string-match (concat "^[ \t]*"
1987 (message-fetch-field "Newsgroups")))
1988 (insert (concat "\nFollowup-To: " target-group)))
1989 (setq message-cross-post-old-target target-group))
1991 (defun message-cross-post-insert-note (target-group cross-post in-old
1993 "Insert a in message body note about a set Followup or Crosspost.
1994 If there have been previous notes, delete them. TARGET-GROUP specifies the
1995 group to Followup-To. When CROSS-POST is t, insert note about
1996 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1997 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1998 been made to before the user asked for a Crosspost."
1999 ;; start scanning body for previous uses
2000 (message-goto-signature)
2001 (let ((head (re-search-backward
2002 (concat "^" mail-header-separator)
2003 nil t))) ; just search in body
2004 (message-goto-signature)
2005 (while (re-search-backward
2006 (concat "^" (regexp-quote message-cross-post-note) ".*")
2008 (message-delete-line))
2009 (message-goto-signature)
2010 (while (re-search-backward
2011 (concat "^" (regexp-quote message-followup-to-note) ".*")
2013 (message-delete-line))
2015 (if (message-goto-signature)
2016 (re-search-backward message-signature-separator))
2019 (string-match "^[ \t]*poster[ \t]*$" target-group))
2020 (insert (concat message-followup-to-note target-group "\n"))
2021 (insert (concat message-cross-post-note target-group "\n")))))
2023 (defun message-cross-post-followup-to (target-group)
2024 "Crossposts message and set Followup-To to TARGET-GROUP.
2025 With prefix-argument just set Follow-Up, don't cross-post."
2027 (list ; Completion based on Gnus
2028 (completing-read "Followup To: "
2029 (if (boundp 'gnus-newsrc-alist)
2031 nil nil '("poster" . 0)
2032 (if (boundp 'gnus-group-history)
2033 'gnus-group-history))))
2034 (cond ((not (or (null target-group) ; new subject not empty
2035 (zerop (string-width target-group))
2036 (string-match "^[ \t]*$" target-group)))
2038 (let* ((old-groups (message-fetch-field "Newsgroups"))
2039 (in-old (string-match
2040 (regexp-quote target-group)
2041 (or old-groups ""))))
2042 ;; check whether target exactly matches old Newsgroups
2043 (cond ((not old-groups)
2044 (error "No current newsgroup"))
2048 (regexp-quote target-group)
2051 ;; yes, Newsgroups line must change
2052 (message-cross-post-followup-to-header target-group)
2053 ;; insert note whether we do cross-post or followup-to
2054 (funcall message-cross-post-note-function
2056 (if (or (and message-cross-post-default
2057 (not current-prefix-arg))
2058 (and (not message-cross-post-default)
2059 current-prefix-arg)) t)
2060 in-old old-groups))))))))
2062 ;;; Reduce To: to Cc: or Bcc: header
2064 (defun message-reduce-to-to-cc ()
2065 "Replace contents of To: header with contents of Cc: or Bcc: header."
2068 (save-restriction (message-narrow-to-headers)
2069 (message-fetch-field "cc")))
2071 (if (and (not cc-content)
2074 (message-narrow-to-headers)
2075 (message-fetch-field "bcc"))))
2080 (message-delete-line)
2081 (insert (concat "To: " cc-content "\n"))
2083 (message-narrow-to-headers)
2084 (message-remove-header (if bcc
2088 ;;; End of functions adopted from `message-utils.el'.
2090 (defun message-remove-header (header &optional is-regexp first reverse)
2091 "Remove HEADER in the narrowed buffer.
2092 If IS-REGEXP, HEADER is a regular expression.
2093 If FIRST, only remove the first instance of the header.
2094 Return the number of headers removed."
2095 (goto-char (point-min))
2096 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2098 (case-fold-search t)
2100 (while (and (not (eobp))
2103 (not (looking-at regexp))
2104 (looking-at regexp))
2111 ;; There might be a continuation header, so we have to search
2112 ;; until we find a new non-continuation line.
2115 (if (re-search-forward "^[^ \t]" nil t)
2116 (goto-char (match-beginning 0))
2119 (if (re-search-forward "^[^ \t]" nil t)
2120 (goto-char (match-beginning 0))
2121 (goto-char (point-max)))))
2124 (defun message-remove-first-header (header)
2125 "Remove the first instance of HEADER if there is more than one."
2127 (regexp (concat "^" (regexp-quote header) ":")))
2129 (goto-char (point-min))
2130 (while (re-search-forward regexp nil t)
2133 (message-remove-header header nil t)
2136 (defun message-narrow-to-headers ()
2137 "Narrow the buffer to the head of the message."
2140 (goto-char (point-min))
2141 (if (re-search-forward
2142 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2145 (goto-char (point-min)))
2147 (defun message-narrow-to-head-1 ()
2148 "Like `message-narrow-to-head'. Don't widen."
2150 (goto-char (point-min))
2151 (if (search-forward "\n\n" nil 1)
2154 (goto-char (point-min)))
2156 (defun message-narrow-to-head ()
2157 "Narrow the buffer to the head of the message.
2158 Point is left at the beginning of the narrowed-to region."
2160 (message-narrow-to-head-1))
2162 (defun message-narrow-to-headers-or-head ()
2163 "Narrow the buffer to the head of the message."
2166 (goto-char (point-min))
2169 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2170 (match-beginning 0))
2171 ((search-forward "\n\n" nil t)
2175 (goto-char (point-min)))
2177 (defun message-news-p ()
2178 "Say whether the current buffer contains a news message."
2179 (and (not message-this-is-mail)
2180 (or message-this-is-news
2183 (message-narrow-to-headers)
2184 (and (message-fetch-field "newsgroups")
2185 (not (message-fetch-field "posted-to"))))))))
2187 (defun message-mail-p ()
2188 "Say whether the current buffer contains a mail message."
2189 (and (not message-this-is-news)
2190 (or message-this-is-mail
2193 (message-narrow-to-headers)
2194 (or (message-fetch-field "to")
2195 (message-fetch-field "cc")
2196 (message-fetch-field "bcc")))))))
2198 (defun message-subscribed-p ()
2199 "Say whether we need to insert a MFT header."
2200 (or message-subscribed-regexps
2201 message-subscribed-addresses
2202 message-subscribed-address-file
2203 message-subscribed-address-functions))
2205 (defun message-next-header ()
2206 "Go to the beginning of the next header."
2208 (or (eobp) (forward-char 1))
2209 (not (if (re-search-forward "^[^ \t]" nil t)
2211 (goto-char (point-max)))))
2213 (defun message-sort-headers-1 ()
2214 "Sort the buffer as headers using `message-rank' text props."
2215 (goto-char (point-min))
2218 nil 'message-next-header
2220 (message-next-header)
2224 (or (get-text-property (point) 'message-rank)
2227 (defun message-sort-headers ()
2228 "Sort the headers of the current message according to `message-header-format-alist'."
2232 (let ((max (1+ (length message-header-format-alist)))
2234 (message-narrow-to-headers)
2235 (while (re-search-forward "^[^ \n]+:" nil t)
2237 (match-beginning 0) (1+ (match-beginning 0))
2239 (if (setq rank (length (memq (assq (intern (buffer-substring
2241 (1- (match-end 0))))
2242 message-header-format-alist)
2243 message-header-format-alist)))
2246 (message-sort-headers-1))))
2248 (defun message-kill-address ()
2249 "Kill the address under point."
2251 (let ((start (point)))
2252 (message-skip-to-next-address)
2253 (kill-region start (point))))
2256 (defun message-info (&optional arg)
2257 "Display the Message manual.
2259 Prefixed with one \\[universal-argument], display the Emacs MIME manual.
2260 Prefixed with two \\[universal-argument]'s, display the PGG manual."
2262 (cond ((eq arg 16) (Info-goto-node "(pgg)Top"))
2263 ((eq arg 4) (Info-goto-node "(emacs-mime)Top"))
2264 (t (Info-goto-node "(message)Top"))))
2274 (defvar message-mode-map nil)
2276 (unless message-mode-map
2277 (setq message-mode-map (make-keymap))
2278 (set-keymap-parent message-mode-map text-mode-map)
2279 (define-key message-mode-map "\C-c?" 'describe-mode)
2281 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2282 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2283 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2284 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2285 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2286 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2287 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2288 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2289 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2290 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2291 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2292 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2293 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2294 (define-key message-mode-map "\C-c\C-f\C-i"
2295 'message-insert-or-toggle-importance)
2296 (define-key message-mode-map "\C-c\C-f\C-a"
2297 'message-generate-unsubscribed-mail-followup-to)
2299 ;; modify headers (and insert notes in body)
2300 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2302 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2303 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2304 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2305 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2306 ;; mark inserted text
2307 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2308 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2310 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2311 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2313 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2314 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2315 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2316 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2317 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2319 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2320 (define-key message-mode-map "\C-c\M-n"
2321 'message-insert-disposition-notification-to)
2323 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2324 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2325 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2326 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2327 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2328 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2329 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2330 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2332 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2333 (define-key message-mode-map "\C-c\C-s" 'message-send)
2334 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2335 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2336 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2338 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2339 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2340 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2341 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2342 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2343 (define-key message-mode-map [remap split-line] 'message-split-line)
2345 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2347 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2348 (define-key message-mode-map "\t" 'message-tab)
2349 (define-key message-mode-map "\M-;" 'comment-region))
2352 message-mode-menu message-mode-map "Message Menu."
2354 ["Yank Original" message-yank-original message-reply-buffer]
2355 ["Fill Yanked Message" message-fill-yanked-message t]
2356 ["Insert Signature" message-insert-signature t]
2357 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2358 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2359 ["Elide Region" message-elide-region
2360 :active (message-mark-active-p)
2361 ,@(if (featurep 'xemacs) nil
2362 '(:help "Replace text in region with an ellipsis"))]
2363 ["Delete Outside Region" message-delete-not-region
2364 :active (message-mark-active-p)
2365 ,@(if (featurep 'xemacs) nil
2366 '(:help "Delete all quoted text outside region"))]
2367 ["Kill To Signature" message-kill-to-signature t]
2368 ["Newline and Reformat" message-newline-and-reformat t]
2369 ["Rename buffer" message-rename-buffer t]
2370 ["Spellcheck" ispell-message
2371 ,@(if (featurep 'xemacs) '(t)
2372 '(:help "Spellcheck this message"))]
2374 ["Insert Region Marked" message-mark-inserted-region
2375 :active (message-mark-active-p)
2376 ,@(if (featurep 'xemacs) nil
2377 '(:help "Mark region with enclosing tags"))]
2378 ["Insert File Marked..." message-mark-insert-file
2379 ,@(if (featurep 'xemacs) '(t)
2380 '(:help "Insert file at point marked with enclosing tags"))]
2382 ["Send Message" message-send-and-exit
2383 ,@(if (featurep 'xemacs) '(t)
2384 '(:help "Send this message"))]
2385 ["Postpone Message" message-dont-send
2386 ,@(if (featurep 'xemacs) '(t)
2387 '(:help "File this draft message and exit"))]
2388 ["Send at Specific Time..." gnus-delay-article
2389 ,@(if (featurep 'xemacs) '(t)
2390 '(:help "Ask, then arrange to send message at that time"))]
2391 ["Kill Message" message-kill-buffer
2392 ,@(if (featurep 'xemacs) '(t)
2393 '(:help "Delete this message without sending"))]
2395 ["Message manual" message-info
2396 ,@(if (featurep 'xemacs) '(t)
2397 '(:help "Display the Message manual"))]))
2400 message-mode-field-menu message-mode-map ""
2402 ["To" message-goto-to t]
2403 ["From" message-goto-from t]
2404 ["Subject" message-goto-subject t]
2405 ["Change subject..." message-change-subject t]
2406 ["Cc" message-goto-cc t]
2407 ["Bcc" message-goto-bcc t]
2408 ["Fcc" message-goto-fcc t]
2409 ["Reply-To" message-goto-reply-to t]
2410 ["Flag As Important" message-insert-importance-high
2411 ,@(if (featurep 'xemacs) '(t)
2412 '(:help "Mark this message as important"))]
2413 ["Flag As Unimportant" message-insert-importance-low
2414 ,@(if (featurep 'xemacs) '(t)
2415 '(:help "Mark this message as unimportant"))]
2417 message-insert-disposition-notification-to
2418 ,@(if (featurep 'xemacs) '(t)
2419 '(:help "Request a receipt notification"))]
2421 ;; (typical) news stuff
2422 ["Summary" message-goto-summary t]
2423 ["Keywords" message-goto-keywords t]
2424 ["Newsgroups" message-goto-newsgroups t]
2425 ["Fetch Newsgroups" message-insert-newsgroups t]
2426 ["Followup-To" message-goto-followup-to t]
2427 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2428 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2429 ["Distribution" message-goto-distribution t]
2430 ["Expires" message-insert-expires t ]
2431 ["X-No-Archive" message-add-archive-header t ]
2433 ;; (typical) mailing-lists stuff
2434 ["Fetch To" message-insert-to
2435 ,@(if (featurep 'xemacs) '(t)
2436 '(:help "Insert a To header that points to the author."))]
2437 ["Fetch To and Cc" message-insert-wide-reply
2438 ,@(if (featurep 'xemacs) '(t)
2440 "Insert To and Cc headers as if you were doing a wide reply."))]
2442 ["Send to list only" message-to-list-only t]
2443 ["Mail-Followup-To" message-goto-mail-followup-to t]
2444 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2445 ,@(if (featurep 'xemacs) '(t)
2446 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2447 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2449 ["Sort Headers" message-sort-headers t]
2450 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2451 ["Goto Body" message-goto-body t]
2452 ["Goto Signature" message-goto-signature t]))
2454 (defvar message-tool-bar-map nil)
2457 (defvar facemenu-add-face-function)
2458 (defvar facemenu-remove-face-function))
2460 ;;; Forbidden properties
2462 ;; We use `after-change-functions' to keep special text properties
2463 ;; that interfer with the normal function of message mode out of the
2466 (defcustom message-strip-special-text-properties t
2467 "Strip special properties from the message buffer.
2469 Emacs has a number of special text properties which can break message
2470 composing in various ways. If this option is set, message will strip
2471 these properties from the message composition buffer. However, some
2472 packages requires these properties to be present in order to work.
2473 If you use one of these packages, turn this option off, and hope the
2474 message composition doesn't break too bad."
2476 :group 'message-various
2477 :link '(custom-manual "(message)Various Message Variables")
2480 (defconst message-forbidden-properties
2481 ;; No reason this should be clutter up customize. We make it a
2482 ;; property list (rather than a list of property symbols), to be
2483 ;; directly useful for `remove-text-properties'.
2484 '(field nil read-only nil invisible nil intangible nil
2485 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2486 insert-behind-hooks nil point-entered nil point-left nil)
2487 ;; Other special properties:
2488 ;; category, face, display: probably doesn't do any harm.
2489 ;; fontified: is used by font-lock.
2490 ;; syntax-table, local-map: I dunno.
2491 ;; We need to add XEmacs names to the list.
2492 "Property list of with properties forbidden in message buffers.
2493 The values of the properties are ignored, only the property names are used.")
2495 (defun message-tamago-not-in-use-p (pos)
2496 "Return t when tamago version 4 is not in use at the cursor position.
2497 Tamago version 4 is a popular input method for writing Japanese text.
2498 It uses the properties `intangible', `invisible', `modification-hooks'
2499 and `read-only' when translating ascii or kana text to kanji text.
2500 These properties are essential to work, so we should never strip them."
2501 (not (and (boundp 'egg-modefull-mode)
2502 (symbol-value 'egg-modefull-mode)
2503 (or (memq (get-text-property pos 'intangible)
2504 '(its-part-1 its-part-2))
2505 (get-text-property pos 'egg-end)
2506 (get-text-property pos 'egg-lang)
2507 (get-text-property pos 'egg-start)))))
2509 (defun message-strip-forbidden-properties (begin end &optional old-length)
2510 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2511 This function is intended to be called from `after-change-functions'.
2512 See also `message-forbidden-properties'."
2513 (when (and message-strip-special-text-properties
2514 (message-tamago-not-in-use-p begin))
2515 (let ((buffer-read-only nil)
2516 (inhibit-read-only t))
2517 (remove-text-properties begin end message-forbidden-properties))))
2520 (define-derived-mode message-mode text-mode "Message"
2521 "Major mode for editing mail and news to be sent.
2522 Like Text Mode but with these additional commands:\\<message-mode-map>
2523 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2524 C-c C-d Postpone sending the message C-c C-k Kill the message
2525 C-c C-f move to a header field (and create it if there isn't):
2526 C-c C-f C-t move to To C-c C-f C-s move to Subject
2527 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2528 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2529 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2530 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2531 C-c C-f C-o move to From (\"Originator\")
2532 C-c C-f C-f move to Followup-To
2533 C-c C-f C-m move to Mail-Followup-To
2534 C-c C-f C-e move to Expires
2535 C-c C-f C-i cycle through Importance values
2536 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2537 C-c C-f x crossposting with FollowUp-To header and note in body
2538 C-c C-f t replace To: header with contents of Cc: or Bcc:
2539 C-c C-f a Insert X-No-Archive: header and a note in the body
2540 C-c C-t `message-insert-to' (add a To header to a news followup)
2541 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2542 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2543 C-c C-b `message-goto-body' (move to beginning of message text).
2544 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2545 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2546 C-c C-y `message-yank-original' (insert current message, if any).
2547 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2548 C-c C-e `message-elide-region' (elide the text between point and mark).
2549 C-c C-v `message-delete-not-region' (remove the text outside the region).
2550 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2551 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2552 C-c C-a `mml-attach-file' (attach a file as MIME).
2553 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2554 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2555 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2556 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2557 M-RET `message-newline-and-reformat' (break the line and reformat)."
2558 (setq local-abbrev-table text-mode-abbrev-table)
2559 (set (make-local-variable 'message-reply-buffer) nil)
2560 (set (make-local-variable 'message-inserted-headers) nil)
2561 (set (make-local-variable 'message-send-actions) nil)
2562 (set (make-local-variable 'message-exit-actions) nil)
2563 (set (make-local-variable 'message-kill-actions) nil)
2564 (set (make-local-variable 'message-postpone-actions) nil)
2565 (set (make-local-variable 'message-draft-article) nil)
2566 (setq buffer-offer-save t)
2567 (set (make-local-variable 'facemenu-add-face-function)
2569 (let ((face-fun (cdr (assq face message-face-alist))))
2571 (funcall face-fun (point) end)
2572 (error "Face %s not configured for %s mode" face mode-name)))
2574 (set (make-local-variable 'facemenu-remove-face-function) t)
2575 (set (make-local-variable 'message-reply-headers) nil)
2576 (make-local-variable 'message-newsreader)
2577 (make-local-variable 'message-mailer)
2578 (make-local-variable 'message-post-method)
2579 (set (make-local-variable 'message-sent-message-via) nil)
2580 (set (make-local-variable 'message-checksum) nil)
2581 (set (make-local-variable 'message-mime-part) 0)
2582 (message-setup-fill-variables)
2583 ;; Allow using comment commands to add/remove quoting.
2584 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2585 (when message-yank-prefix
2586 (set (make-local-variable 'comment-start) message-yank-prefix)
2587 (set (make-local-variable 'comment-start-skip)
2588 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2589 (if (featurep 'xemacs)
2590 (message-setup-toolbar)
2591 (set (make-local-variable 'font-lock-defaults)
2592 '(message-font-lock-keywords t))
2593 (if (boundp 'tool-bar-map)
2594 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2595 (easy-menu-add message-mode-menu message-mode-map)
2596 (easy-menu-add message-mode-field-menu message-mode-map)
2597 (gnus-make-local-hook 'after-change-functions)
2598 ;; Mmmm... Forbidden properties...
2599 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2601 ;; Allow mail alias things.
2602 (when (eq message-mail-alias-type 'abbrev)
2603 (if (fboundp 'mail-abbrevs-setup)
2604 (mail-abbrevs-setup)
2605 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2606 (mail-aliases-setup))))
2607 (unless buffer-file-name
2608 (message-set-auto-save-file-name))
2609 (unless (buffer-base-buffer)
2610 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2611 ;; multibyte is not necessary at all. -- zsh
2612 (mm-enable-multibyte))
2613 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2616 (defun message-setup-fill-variables ()
2617 "Setup message fill variables."
2618 (set (make-local-variable 'fill-paragraph-function)
2619 'message-fill-paragraph)
2620 (make-local-variable 'paragraph-separate)
2621 (make-local-variable 'paragraph-start)
2622 (make-local-variable 'adaptive-fill-regexp)
2623 (unless (boundp 'adaptive-fill-first-line-regexp)
2624 (setq adaptive-fill-first-line-regexp nil))
2625 (make-local-variable 'adaptive-fill-first-line-regexp)
2626 (let ((quote-prefix-regexp
2627 ;; User should change message-cite-prefix-regexp if
2628 ;; message-yank-prefix is set to an abnormal value.
2629 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2630 (setq paragraph-start
2632 (regexp-quote mail-header-separator) "$\\|"
2633 "[ \t]*$\\|" ; blank lines
2634 "-- $\\|" ; signature delimiter
2635 "---+$\\|" ; delimiters for forwarded messages
2636 page-delimiter "$\\|" ; spoiler warnings
2637 ".*wrote:$\\|" ; attribution lines
2638 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2640 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2641 (setq paragraph-separate paragraph-start)
2642 (setq adaptive-fill-regexp
2643 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2644 (setq adaptive-fill-first-line-regexp
2645 (concat quote-prefix-regexp "\\|"
2646 adaptive-fill-first-line-regexp)))
2647 (make-local-variable 'auto-fill-inhibit-regexp)
2648 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2649 (setq auto-fill-inhibit-regexp nil)
2650 (make-local-variable 'normal-auto-fill-function)
2651 (setq normal-auto-fill-function 'message-do-auto-fill)
2652 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2653 ;; In that case, ensure that it uses the right function. The real
2654 ;; solution would be not to use `define-derived-mode', and run
2655 ;; `text-mode-hook' ourself at the end of the mode.
2656 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2657 (when auto-fill-function
2658 (setq auto-fill-function normal-auto-fill-function)))
2663 ;;; Message mode commands
2666 ;;; Movement commands
2668 (defun message-goto-to ()
2669 "Move point to the To header."
2671 (message-position-on-field "To"))
2673 (defun message-goto-from ()
2674 "Move point to the From header."
2676 (message-position-on-field "From"))
2678 (defun message-goto-subject ()
2679 "Move point to the Subject header."
2681 (message-position-on-field "Subject"))
2683 (defun message-goto-cc ()
2684 "Move point to the Cc header."
2686 (message-position-on-field "Cc" "To"))
2688 (defun message-goto-bcc ()
2689 "Move point to the Bcc header."
2691 (message-position-on-field "Bcc" "Cc" "To"))
2693 (defun message-goto-fcc ()
2694 "Move point to the Fcc header."
2696 (message-position-on-field "Fcc" "To" "Newsgroups"))
2698 (defun message-goto-reply-to ()
2699 "Move point to the Reply-To header."
2701 (message-position-on-field "Reply-To" "Subject"))
2703 (defun message-goto-newsgroups ()
2704 "Move point to the Newsgroups header."
2706 (message-position-on-field "Newsgroups"))
2708 (defun message-goto-distribution ()
2709 "Move point to the Distribution header."
2711 (message-position-on-field "Distribution"))
2713 (defun message-goto-followup-to ()
2714 "Move point to the Followup-To header."
2716 (message-position-on-field "Followup-To" "Newsgroups"))
2718 (defun message-goto-mail-followup-to ()
2719 "Move point to the Mail-Followup-To header."
2721 (message-position-on-field "Mail-Followup-To" "To"))
2723 (defun message-goto-keywords ()
2724 "Move point to the Keywords header."
2726 (message-position-on-field "Keywords" "Subject"))
2728 (defun message-goto-summary ()
2729 "Move point to the Summary header."
2731 (message-position-on-field "Summary" "Subject"))
2733 (defun message-goto-body (&optional interactivep)
2734 "Move point to the beginning of the message body."
2735 (interactive (list t))
2736 (when (and interactivep
2737 (looking-at "[ \t]*\n"))
2739 (goto-char (point-min))
2740 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2741 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2743 (defun message-goto-eoh ()
2744 "Move point to the end of the headers."
2749 (defun message-in-body-p ()
2750 "Return t if point is in the message body."
2751 (let ((body (save-excursion (message-goto-body) (point))))
2754 (defun message-goto-signature ()
2755 "Move point to the beginning of the message signature.
2756 If there is no signature in the article, go to the end and
2759 (goto-char (point-min))
2760 (if (re-search-forward message-signature-separator nil t)
2762 (goto-char (point-max))
2765 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2766 "Insert a reasonable MFT header in a post to an unsubscribed list.
2767 When making original posts to a mailing list you are not subscribed to,
2768 you have to type in a MFT header by hand. The contents, usually, are
2769 the addresses of the list and your own address. This function inserts
2770 such a header automatically. It fetches the contents of the To: header
2771 in the current mail buffer, and appends the current `user-mail-address'.
2773 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2774 Cc: header are also put into the MFT."
2779 (message-narrow-to-headers)
2780 (message-remove-header "Mail-Followup-To")
2781 (setq cc (and include-cc (message-fetch-field "Cc")))
2783 (concat (message-fetch-field "To") "," cc)
2784 (message-fetch-field "To"))))
2785 (message-goto-mail-followup-to)
2786 (insert (concat tos ", " user-mail-address))))
2790 (defun message-insert-to (&optional force)
2791 "Insert a To header that points to the author of the article being replied to.
2792 If the original author requested not to be sent mail, don't insert unless the
2793 prefix FORCE is given."
2795 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
2796 (dont (and mct (or (equal (downcase mct) "never")
2797 (equal (downcase mct) "nobody"))))
2798 (to (or (message-fetch-reply-field "mail-reply-to")
2799 (message-fetch-reply-field "reply-to")
2800 (message-fetch-reply-field "from"))))
2804 "Ignoring the user request not to have copies sent via mail"
2805 "Complying with the user request not to have copies sent via mail")))
2806 (when (and force (not to))
2807 (error "No mail address in the article"))
2808 (when (and to (or force (not dont)))
2809 (message-carefully-insert-headers (list (cons 'To to))))))
2811 (defun message-insert-wide-reply ()
2812 "Insert To and Cc headers as if you were doing a wide reply."
2814 (let ((headers (message-with-reply-buffer
2815 (message-get-reply-headers t))))
2816 (message-carefully-insert-headers headers)))
2818 (defcustom message-header-synonyms
2820 "List of lists of header synonyms.
2821 E.g., if this list contains a member list with elements `Cc' and `To',
2822 then `message-carefully-insert-headers' will not insert a `To' header
2823 when the message is already `Cc'ed to the recipient."
2825 :group 'message-headers
2826 :link '(custom-manual "(message)Message Headers")
2827 :type '(repeat sexp))
2829 (defun message-carefully-insert-headers (headers)
2830 "Insert the HEADERS, an alist, into the message buffer.
2831 Does not insert the headers when they are already present there
2832 or in the synonym headers, defined by `message-header-synonyms'."
2833 ;; FIXME: Should compare only the address and not the full name. Comparison
2834 ;; should be done case-folded (and with `string=' rather than
2836 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
2837 (dolist (header headers)
2838 (let* ((header-name (symbol-name (car header)))
2839 (new-header (cdr header))
2840 (synonyms (loop for synonym in message-header-synonyms
2841 when (memq (car header) synonym) return synonym))
2843 (loop for synonym in synonyms
2844 for old-header = (mail-fetch-field (symbol-name synonym))
2845 when (and old-header (string-match new-header old-header))
2848 (message "already have `%s' in `%s'" new-header old-header)
2849 (when (and (message-position-on-field header-name)
2850 (setq old-header (mail-fetch-field header-name))
2851 (not (string-match "\\` *\\'" old-header)))
2853 (insert new-header)))))
2855 (defun message-widen-reply ()
2856 "Widen the reply to include maximum recipients."
2859 (and message-reply-buffer
2860 (buffer-name message-reply-buffer)
2862 (set-buffer message-reply-buffer)
2863 (message-get-reply-headers t)))))
2866 (message-narrow-to-headers)
2867 (dolist (elem follow-to)
2868 (message-remove-header (symbol-name (car elem)))
2869 (goto-char (point-min))
2870 (insert (symbol-name (car elem)) ": "
2871 (cdr elem) "\n"))))))
2873 (defun message-insert-newsgroups ()
2874 "Insert the Newsgroups header from the article being replied to."
2876 (when (and (message-position-on-field "Newsgroups")
2877 (mail-fetch-field "newsgroups")
2878 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2880 (insert (or (message-fetch-reply-field "newsgroups") "")))
2884 ;;; Various commands
2886 (defun message-delete-not-region (beg end)
2887 "Delete everything in the body of the current message outside of the region."
2892 ;; snarf citation prefix, if appropriate
2893 (unless (eq (point) (progn (beginning-of-line) (point)))
2894 (when (looking-at message-cite-prefix-regexp)
2895 (setq citeprefix (match-string 0))))
2897 (delete-region (point) (if (not (message-goto-signature))
2903 (delete-region beg (progn (message-goto-body)
2907 (insert citeprefix))))
2908 (when (message-goto-signature)
2911 (defun message-kill-to-signature (&optional arg)
2912 "Kill all text up to the signature.
2913 If a numberic argument or prefix arg is given, leave that number
2914 of lines before the signature intact."
2918 (let ((point (point)))
2919 (narrow-to-region point (point-max))
2920 (message-goto-signature)
2922 (if (and arg (numberp arg))
2923 (forward-line (- -1 arg))
2925 (unless (= point (point))
2926 (kill-region point (point))
2930 (defun message-newline-and-reformat (&optional arg not-break)
2931 "Insert four newlines, and then reformat if inside quoted text.
2932 Prefix arg means justify as well."
2933 (interactive (list (if current-prefix-arg 'full)))
2934 (let (quoted point beg end leading-space bolp fill-paragraph-function)
2935 (setq point (point))
2938 (setq bolp (= beg point))
2939 ;; Find first line of the paragraph.
2941 (while (and (not (eobp))
2942 (not (looking-at message-cite-prefix-regexp))
2943 (looking-at paragraph-start))
2946 (when (looking-at message-cite-prefix-regexp)
2947 (setq quoted (match-string 0))
2948 (goto-char (match-end 0))
2949 (looking-at "[ \t]*")
2950 (setq leading-space (match-string 0)))
2954 (< (- point beg) (length quoted)))
2955 ;; break inside the cite prefix.
2961 (while (and (not (eobp))
2962 (not (looking-at paragraph-separate))
2963 (looking-at message-cite-prefix-regexp)
2964 (equal quoted (match-string 0)))
2965 (goto-char (match-end 0))
2966 (looking-at "[ \t]*")
2967 (if (> (length leading-space) (length (match-string 0)))
2968 (setq leading-space (match-string 0)))
2972 (while (and (if (bobp) nil (forward-line -1) t)
2973 (not (looking-at paragraph-start))
2974 (looking-at message-cite-prefix-regexp)
2975 (equal quoted (match-string 0)))
2977 (goto-char (match-end 0))
2978 (looking-at "[ \t]*")
2979 (if (> (length leading-space) (length (match-string 0)))
2980 (setq leading-space (match-string 0)))))
2981 (while (and (not (eobp))
2982 (not (looking-at paragraph-separate))
2983 (not (looking-at message-cite-prefix-regexp)))
2987 (while (and (if (bobp) nil (forward-line -1) t)
2988 (not (looking-at paragraph-start))
2989 (not (looking-at message-cite-prefix-regexp)))
2990 (setq beg (point))))
2993 (narrow-to-region beg end)
3000 (setq point (point))
3001 ;; (newline 2) doesn't mark both newline's as hard, so call
3002 ;; newline twice. -jas
3005 (delete-region (point) (re-search-forward "[ \t]*"))
3006 (when (and quoted (not bolp))
3007 (insert quoted leading-space)))
3010 (let* ((adaptive-fill-regexp
3011 (regexp-quote (concat quoted leading-space)))
3012 (adaptive-fill-first-line-regexp
3013 adaptive-fill-regexp ))
3014 (fill-paragraph arg))
3015 (fill-paragraph arg))
3016 (if point (goto-char point)))))
3018 (defun message-fill-paragraph (&optional arg)
3019 "Message specific function to fill a paragraph.
3020 This function is used as the value of `fill-paragraph-function' in
3021 Message buffers and is not meant to be called directly."
3022 (interactive (list (if current-prefix-arg 'full)))
3023 (if (if (boundp 'filladapt-mode) filladapt-mode)
3025 (if (message-point-in-header-p)
3026 (message-fill-field)
3027 (message-newline-and-reformat arg t))
3030 ;; Is it better to use `mail-header-end'?
3031 (defun message-point-in-header-p ()
3032 "Return t if point is in the header."
3035 (goto-char (point-min))
3036 (not (re-search-forward
3037 (concat "^" (regexp-quote mail-header-separator) "\n")
3040 (defun message-do-auto-fill ()
3041 "Like `do-auto-fill', but don't fill in message header."
3042 (unless (message-point-in-header-p)
3045 (defun message-insert-signature (&optional force)
3046 "Insert a signature. See documentation for variable `message-signature'."
3047 (interactive (list 0))
3050 ((and (null message-signature)
3053 (goto-char (point-max))
3054 (not (re-search-backward message-signature-separator nil t))))
3055 ((and (null message-signature)
3058 ((functionp message-signature)
3059 (funcall message-signature))
3060 ((listp message-signature)
3061 (eval message-signature))
3062 (t message-signature)))
3064 (cond ((stringp signature)
3066 ((and (eq t signature)
3067 message-signature-file
3068 (file-exists-p message-signature-file))
3071 (goto-char (point-max))
3072 ;; Insert the signature.
3075 (when message-signature-insert-empty-line
3078 (if (eq signature t)
3079 (insert-file-contents message-signature-file)
3081 (goto-char (point-max))
3082 (or (bolp) (insert "\n")))))
3084 (defun message-insert-importance-high ()
3085 "Insert header to mark message as important."
3089 (message-narrow-to-headers)
3090 (message-remove-header "Importance"))
3092 (insert "Importance: high\n")))
3094 (defun message-insert-importance-low ()
3095 "Insert header to mark message as unimportant."
3099 (message-narrow-to-headers)
3100 (message-remove-header "Importance"))
3102 (insert "Importance: low\n")))
3104 (defun message-insert-or-toggle-importance ()
3105 "Insert a \"Importance: high\" header, or cycle through the header values.
3106 The three allowed values according to RFC 1327 are `high', `normal'
3110 (let ((valid '("high" "normal" "low"))
3114 (message-narrow-to-headers)
3115 (when (setq cur (message-fetch-field "Importance"))
3116 (message-remove-header "Importance")
3117 (setq new (cond ((string= cur "high")
3119 ((string= cur "low")
3124 (insert (format "Importance: %s\n" new)))))
3126 (defun message-insert-disposition-notification-to ()
3127 "Request a disposition notification (return receipt) to this message.
3128 Note that this should not be used in newsgroups."
3132 (message-narrow-to-headers)
3133 (message-remove-header "Disposition-Notification-To"))
3135 (insert (format "Disposition-Notification-To: %s\n"
3136 (or (message-field-value "Reply-to")
3137 (message-field-value "From")
3138 (message-make-from))))))
3140 (defun message-elide-region (b e)
3141 "Elide the text in the region.
3142 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3146 (insert message-elide-ellipsis))
3148 (defvar message-caesar-translation-table nil)
3150 (defun message-caesar-region (b e &optional n)
3151 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3154 (min (point) (or (mark t) (point)))
3155 (max (point) (or (mark t) (point)))
3156 (when current-prefix-arg
3157 (prefix-numeric-value current-prefix-arg))))
3159 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3160 (unless (or (zerop n) ; no action needed for a rot of 0
3161 (= b e)) ; no region to rotate
3162 ;; We build the table, if necessary.
3163 (when (or (not message-caesar-translation-table)
3164 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3165 (setq message-caesar-translation-table
3166 (message-make-caesar-translation-table n)))
3167 (translate-region b e message-caesar-translation-table)))
3169 (defun message-make-caesar-translation-table (n)
3170 "Create a rot table with offset N."
3172 (table (make-string 256 0)))
3173 (while (< (incf i) 256)
3176 (substring table 0 ?A)
3177 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3178 (substring table ?A (+ ?A n))
3179 (substring table (+ ?A 26) ?a)
3180 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3181 (substring table ?a (+ ?a n))
3182 (substring table (+ ?a 26) 255))))
3184 (defun message-caesar-buffer-body (&optional rotnum)
3185 "Caesar rotate all letters in the current buffer by 13 places.
3186 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3187 With prefix arg, specifies the number of places to rotate each letter forward.
3188 Mail and USENET news headers are not rotated."
3189 (interactive (if current-prefix-arg
3190 (list (prefix-numeric-value current-prefix-arg))
3194 (when (message-goto-body)
3195 (narrow-to-region (point) (point-max)))
3196 (message-caesar-region (point-min) (point-max) rotnum))))
3198 (defun message-pipe-buffer-body (program)
3199 "Pipe the message body in the current buffer through PROGRAM."
3202 (when (message-goto-body)
3203 (narrow-to-region (point) (point-max)))
3204 (shell-command-on-region
3205 (point-min) (point-max) program nil t))))
3207 (defun message-rename-buffer (&optional enter-string)
3208 "Rename the *message* buffer to \"*message* RECIPIENT\".
3209 If the function is run with a prefix, it will ask for a new buffer
3210 name, rather than giving an automatic name."
3211 (interactive "Pbuffer name: ")
3214 (goto-char (point-min))
3215 (narrow-to-region (point)
3216 (search-forward mail-header-separator nil 'end))
3218 (if (message-news-p) (message-fetch-field "Newsgroups")
3219 (message-fetch-field "To"))
3222 (if (string-match "," mail-to)
3223 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3225 (name-default (concat "*message* " mail-trimmed-to))
3226 (name (if enter-string
3227 (read-string "New buffer name: " name-default)
3229 (rename-buffer name t)))))
3231 (defun message-fill-yanked-message (&optional justifyp)
3232 "Fill the paragraphs of a message yanked into this one.
3233 Numeric argument means justify as well."
3236 (goto-char (point-min))
3237 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3238 (let ((fill-prefix message-yank-prefix))
3239 (fill-individual-paragraphs (point) (point-max) justifyp))))
3241 (defun message-indent-citation ()
3242 "Modify text just inserted from a message to be cited.
3243 The inserted text should be the region.
3244 When this function returns, the region is again around the modified text.
3246 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3247 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3248 (let ((start (point)))
3249 ;; Remove unwanted headers.
3250 (when message-ignored-cited-headers
3255 (if (search-forward "\n\n" nil t)
3258 (message-remove-header message-ignored-cited-headers t)
3259 (when (= (point-min) (point-max))
3260 (setq all-removed t))
3261 (goto-char (point-max)))
3265 ;; Delete blank lines at the start of the buffer.
3266 (while (and (point-min)
3269 (message-delete-line))
3270 ;; Delete blank lines at the end of the buffer.
3271 (goto-char (point-max))
3274 (while (and (zerop (forward-line -1))
3276 (message-delete-line))
3277 ;; Do the indentation.
3278 (if (null message-yank-prefix)
3279 (indent-rigidly start (mark t) message-indentation-spaces)
3282 (while (< (point) (mark t))
3283 (cond ((looking-at ">")
3284 (insert message-yank-cited-prefix))
3286 (insert message-yank-empty-prefix))
3288 (insert message-yank-prefix)))
3292 (defun message-yank-original (&optional arg)
3293 "Insert the message being replied to, if any.
3294 Puts point before the text and mark after.
3295 Normally indents each nonblank line ARG spaces (default 3). However,
3296 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3298 This function uses `message-cite-function' to do the actual citing.
3300 Just \\[universal-argument] as argument means don't indent, insert no
3301 prefix, and don't delete any headers."
3303 (let ((modified (buffer-modified-p)))
3304 (when (and message-reply-buffer
3305 message-cite-function)
3306 (delete-windows-on message-reply-buffer t)
3307 (push-mark (save-excursion
3308 (insert-buffer-substring message-reply-buffer)
3311 (funcall message-cite-function))
3312 (message-exchange-point-and-mark)
3316 (setq message-checksum (message-checksum))))))
3318 (defun message-yank-buffer (buffer)
3319 "Insert BUFFER into the current buffer and quote it."
3320 (interactive "bYank buffer: ")
3321 (let ((message-reply-buffer (get-buffer buffer)))
3322 (save-window-excursion
3323 (message-yank-original))))
3325 (defun message-buffers ()
3326 "Return a list of active message buffers."
3329 (dolist (buffer (buffer-list t))
3331 (when (and (eq major-mode 'message-mode)
3332 (null message-sent-message-via))
3333 (push (buffer-name buffer) buffers))))
3334 (nreverse buffers)))
3336 (eval-when-compile (defvar mail-citation-hook)) ; Compiler directive
3338 (defun message-cite-original-1 (strip-signature)
3339 "Cite an original message.
3340 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3343 This function uses `mail-citation-hook' if that is non-nil."
3344 (if (and (boundp 'mail-citation-hook)
3346 (run-hooks 'mail-citation-hook)
3347 (let* ((start (point))
3351 (when message-indent-citation-function
3352 (if (listp message-indent-citation-function)
3353 message-indent-citation-function
3354 (list message-indent-citation-function))))
3355 ;; This function may be called by `gnus-summary-yank-message' and
3356 ;; may insert a different article from the original. So, we will
3357 ;; modify the value of `message-reply-headers' with that article.
3358 (message-reply-headers
3360 (narrow-to-region start end)
3361 (message-narrow-to-head-1)
3362 (setq x-no-archive (message-fetch-field "x-no-archive"))
3364 (or (message-fetch-field "subject") "none")
3365 (message-fetch-field "from")
3366 (message-fetch-field "date")
3367 (message-fetch-field "message-id" t)
3368 (message-fetch-field "references")
3370 (mml-quote-region start end)
3371 (when strip-signature
3375 (when (re-search-backward message-signature-separator start t)
3376 ;; Also peel off any blank lines before the signature.
3378 (while (looking-at "^[ \t]*$")
3381 (delete-region (point) end)
3382 (unless (search-backward "\n\n" start t)
3383 ;; Insert a blank line if it is peeled off.
3386 (mapc 'funcall functions)
3387 (when message-citation-line-function
3390 (funcall message-citation-line-function))
3391 (when (and x-no-archive
3392 (not message-cite-articles-with-x-no-archive)
3393 (string-match "yes" x-no-archive))
3395 (delete-region (point) (mark t))
3396 (insert "> [Quoted text removed due to X-No-Archive]\n")
3397 (forward-line -1)))))
3399 (defun message-cite-original ()
3400 "Cite function in the standard Message manner."
3401 (message-cite-original-1 nil))
3403 (defun message-cite-original-without-signature ()
3404 "Cite function in the standard Message manner.
3405 This function strips off the signature from the original message."
3406 (message-cite-original-1 t))
3408 (defun message-insert-citation-line ()
3409 "Insert a simple citation line."
3410 (when message-reply-headers
3411 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
3413 (defun message-position-on-field (header &rest afters)
3414 (let ((case-fold-search t))
3417 (goto-char (point-min))
3420 (concat "^" (regexp-quote mail-header-separator) "$"))
3421 (match-beginning 0)))
3422 (goto-char (point-min))
3423 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3425 (re-search-forward "^[^ \t]" nil 'move)
3427 (skip-chars-backward "\n")
3430 (not (re-search-forward
3431 (concat "^" (regexp-quote (car afters)) ":")
3435 (re-search-forward "^[^ \t]" nil 'move)
3436 (beginning-of-line))
3437 (insert header ": \n")
3441 (defun message-remove-signature ()
3442 "Remove the signature from the text between point and mark.
3443 The text will also be indented the normal way."
3445 (let ((start (point))
3447 (if (not (re-search-forward message-signature-separator (mark t) t))
3448 ;; No signature here, so we just indent the cited text.
3449 (message-indent-citation)
3450 ;; Find the last non-empty line.
3452 (while (looking-at "[ \t]*$")
3455 (setq mark (set-marker (make-marker) (point)))
3457 (message-indent-citation)
3458 ;; Enable undoing the deletion.
3460 (delete-region mark (mark t))
3461 (set-marker mark nil)))))
3466 ;;; Sending messages
3469 (defun message-send-and-exit (&optional arg)
3470 "Send message like `message-send', then, if no errors, exit from mail buffer."
3472 (let ((buf (current-buffer))
3473 (actions message-exit-actions))
3474 (when (and (message-send arg)
3476 (if message-kill-buffer-on-exit
3479 (when (eq buf (current-buffer))
3480 (message-bury buf)))
3481 (message-do-actions actions)
3484 (defun message-dont-send ()
3485 "Don't send the message you have been editing.
3486 Instead, just auto-save the buffer and then bury it."
3488 (set-buffer-modified-p t)
3490 (let ((actions message-postpone-actions))
3491 (message-bury (current-buffer))
3492 (message-do-actions actions)))
3494 (defun message-kill-buffer ()
3495 "Kill the current buffer."
3497 (when (or (not (buffer-modified-p))
3498 (not message-kill-buffer-query)
3499 (yes-or-no-p "Message modified; kill anyway? "))
3500 (let ((actions message-kill-actions)
3501 (draft-article message-draft-article)
3502 (auto-save-file-name buffer-auto-save-file-name)
3503 (file-name buffer-file-name)
3504 (modified (buffer-modified-p)))
3505 (setq buffer-file-name nil)
3506 (kill-buffer (current-buffer))
3507 (when (and (or (and auto-save-file-name
3508 (file-exists-p auto-save-file-name))
3510 (file-exists-p file-name)))
3512 ;; If the message buffer has lived in a dedicated window,
3513 ;; `kill-buffer' has killed the frame. Thus the
3514 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3515 ;; that the user can see the question by raising the
3518 (yes-or-no-p (format "Remove the backup file%s? "
3519 (if modified " too" "")))))
3521 (delete-file auto-save-file-name))
3522 (let ((message-draft-article draft-article))
3523 (message-disassociate-draft)))
3524 (message-do-actions actions))))
3526 (defun message-bury (buffer)
3527 "Bury this mail BUFFER."
3528 (let ((newbuf (other-buffer buffer)))
3529 (bury-buffer buffer)
3530 (if (and (window-dedicated-p (selected-window))
3531 (not (null (delq (selected-frame) (visible-frame-list)))))
3532 (delete-frame (selected-frame))
3533 (switch-to-buffer newbuf))))
3535 (defun message-send (&optional arg)
3536 "Send the message in the current buffer.
3537 If `message-interactive' is non-nil, wait for success indication or
3538 error messages, and inform user.
3539 Otherwise any failure is reported in a message back to the user from
3541 The usage of ARG is defined by the instance that called Message.
3542 It should typically alter the sending method in some way or other."
3544 ;; Make it possible to undo the coming changes.
3546 (let ((inhibit-read-only t))
3547 (put-text-property (point-min) (point-max) 'read-only nil))
3548 (message-fix-before-sending)
3549 (run-hooks 'message-send-hook)
3550 (message message-sending-message)
3551 (let ((alist message-send-method-alist)
3553 elem sent dont-barf-on-no-method
3554 (message-options message-options))
3555 (message-options-set-recipient)
3557 (setq elem (pop alist)))
3558 (when (funcall (cadr elem))
3559 (when (and (or (not (memq (car elem)
3560 message-sent-message-via))
3561 (message-fetch-field "supersedes")
3562 (if (or (message-gnksa-enable-p 'multiple-copies)
3563 (not (eq (car elem) 'news)))
3566 "Already sent message via %s; resend? "
3568 (error "Denied posting -- multiple copies")))
3569 (setq success (funcall (caddr elem) arg)))
3573 (let ((fcc (message-fetch-field "Fcc"))
3574 (gcc (message-fetch-field "Gcc")))
3576 (or (eq message-allow-no-recipients 'always)
3577 (and (not (eq message-allow-no-recipients 'never))
3578 (setq dont-barf-on-no-method
3580 (format "No receiver, perform %s anyway? "
3581 (cond ((and fcc gcc) "Fcc and Gcc")
3584 (error "No methods specified to send by"))
3585 (when (or dont-barf-on-no-method
3589 (run-hooks 'message-sent-hook))
3590 (message "Sending...done")
3591 ;; Mark the buffer as unmodified and delete auto-save.
3592 (set-buffer-modified-p nil)
3593 (delete-auto-save-file-if-necessary t)
3594 (message-disassociate-draft)
3595 ;; Delete other mail buffers and stuff.
3596 (message-do-send-housekeeping)
3597 (message-do-actions message-send-actions)
3601 (defun message-send-via-mail (arg)
3602 "Send the current message via mail."
3603 (message-send-mail arg))
3605 (defun message-send-via-news (arg)
3606 "Send the current message via news."
3607 (funcall message-send-news-function arg))
3609 (defmacro message-check (type &rest forms)
3610 "Eval FORMS if TYPE is to be checked."
3611 `(or (message-check-element ,type)
3615 (put 'message-check 'lisp-indent-function 1)
3616 (put 'message-check 'edebug-form-spec '(form body))
3618 (defun message-text-with-property (prop &optional start end reverse)
3619 "Return a list of start and end positions where the text has PROP.
3620 START and END bound the search, they default to `point-min' and
3621 `point-max' respectively. If REVERSE is non-nil, find text which does
3624 (setq start (point-min)))
3626 (setq end (point-max)))
3630 (setq start (text-property-any start end prop nil)))
3631 (setq next (next-single-property-change start prop nil end))
3632 (push (cons start (or next end)) regions)
3635 (or (get-text-property start prop)
3636 (and (setq start (next-single-property-change
3637 start prop nil end))
3638 (get-text-property start prop))))
3639 (setq next (text-property-any start end prop nil))
3640 (push (cons start (or next end)) regions)
3642 (nreverse regions)))
3644 (defun message-fix-before-sending ()
3645 "Do various things to make the message nice before sending it."
3646 ;; Make sure there's a newline at the end of the message.
3647 (goto-char (point-max))
3650 ;; Make the hidden headers visible.
3652 ;; Sort headers before sending the message.
3653 (message-sort-headers)
3654 ;; Make invisible text visible.
3655 ;; It doesn't seem as if this is useful, since the invisible property
3656 ;; is clobbered by an after-change hook anyhow.
3657 (message-check 'invisible-text
3658 (let ((regions (message-text-with-property 'invisible))
3662 (setq from (caar regions)
3664 regions (cdr regions))
3665 (put-text-property from to 'invisible nil)
3666 (message-overlay-put (message-make-overlay from to)
3668 (unless (yes-or-no-p
3669 "Invisible text found and made visible; continue sending? ")
3670 (error "Invisible text found and made visible")))))
3671 (message-check 'illegible-text
3674 (skip-chars-forward mm-7bit-chars)
3676 (when (let ((char (char-after)))
3677 (or (< (mm-char-int char) 128)
3678 (and (mm-multibyte-p)
3679 (memq (char-charset char)
3680 '(eight-bit-control eight-bit-graphic
3682 (not (get-text-property
3683 (point) 'untranslated-utf-8)))))
3684 (message-overlay-put (message-make-overlay (point) (1+ (point)))
3688 (skip-chars-forward mm-7bit-chars))
3691 (gnus-multiple-choice
3692 "Non-printable characters found. Continue sending?"
3693 '((?d "Remove non-printable characters and send")
3694 (?r "Replace non-printable characters with dots and send")
3695 (?i "Ignore non-printable characters and send")
3696 (?e "Continue editing"))))
3698 (error "Non-printable characters"))
3700 (skip-chars-forward mm-7bit-chars)
3702 (when (let ((char (char-after)))
3703 (or (< (mm-char-int char) 128)
3704 (and (mm-multibyte-p)
3705 ;; Fixme: Wrong for Emacs 23 and for things
3706 ;; like undecable utf-8. Should at least
3707 ;; use find-coding-systems-region.
3708 (memq (char-charset char)
3709 '(eight-bit-control eight-bit-graphic
3711 (not (get-text-property
3712 (point) 'untranslated-utf-8)))))
3714 (message-kill-all-overlays)
3716 (when (eq choice ?r)
3719 (skip-chars-forward mm-7bit-chars))))))
3721 (defun message-add-action (action &rest types)
3722 "Add ACTION to be performed when doing an exit of type TYPES."
3724 (add-to-list (intern (format "message-%s-actions" (pop types)))
3727 (defun message-delete-action (action &rest types)
3728 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3731 (set (setq var (intern (format "message-%s-actions" (pop types))))
3732 (delq action (symbol-value var))))))
3734 (defun message-do-actions (actions)
3735 "Perform all actions in ACTIONS."
3736 ;; Now perform actions on successful sending.
3737 (dolist (action actions)
3740 ;; A simple function.
3743 ;; Something to be evaled.
3747 (defun message-send-mail-partially ()
3748 "Send mail as message/partial."
3749 ;; replace the header delimiter with a blank line
3750 (goto-char (point-min))
3752 (concat "^" (regexp-quote mail-header-separator) "\n"))
3753 (replace-match "\n")
3754 (run-hooks 'message-send-mail-hook)
3755 (let ((p (goto-char (point-min)))
3756 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3757 (curbuf (current-buffer))
3758 (id (message-make-message-id)) (n 1)
3759 plist total header required-mail-headers)
3761 (if (< (point-max) (+ p message-send-mail-partially-limit))
3762 (goto-char (point-max))
3763 (goto-char (+ p message-send-mail-partially-limit))
3765 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3768 (setq total (length plist))
3769 (push (point-max) plist)
3770 (setq plist (nreverse plist))
3773 (setq p (pop plist))
3776 (copy-to-buffer tembuf p (car plist))
3778 (goto-char (point-min))
3781 (goto-char (point-min))
3782 (narrow-to-region (point) (point))
3785 (setq header (buffer-substring (point-min) (point)))
3786 (goto-char (point-min))
3787 (narrow-to-region (point) (point))
3789 (message-remove-header "Mime-Version")
3790 (message-remove-header "Content-Type")
3791 (message-remove-header "Content-Transfer-Encoding")
3792 (message-remove-header "Message-ID")
3793 (message-remove-header "Lines")
3794 (goto-char (point-max))
3795 (insert "Mime-Version: 1.0\n")
3796 (setq header (buffer-string)))
3797 (goto-char (point-max))
3798 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3801 (let ((mail-header-separator ""))
3802 (when (memq 'Message-ID message-required-mail-headers)
3803 (insert "Message-ID: " (message-make-message-id) "\n"))
3804 (when (memq 'Lines message-required-mail-headers)
3805 (insert "Lines: " (message-make-lines) "\n"))
3806 (message-goto-subject)
3808 (insert (format " (%d/%d)" n total))
3810 (mm-with-unibyte-current-buffer
3811 (funcall (or message-send-mail-real-function
3812 message-send-mail-function))))
3814 (setq p (pop plist))
3816 (kill-buffer tembuf))))
3818 (defun message-send-mail (&optional arg)
3819 (require 'mail-utils)
3820 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3821 (case-fold-search nil)
3822 (news (message-news-p))
3823 (mailbuf (current-buffer))
3824 (message-this-is-mail t)
3825 (message-posting-charset
3826 (if (fboundp 'gnus-setup-posting-charset)
3827 (gnus-setup-posting-charset nil)
3828 message-posting-charset))
3829 (headers message-required-mail-headers))
3830 (when message-generate-hashcash
3831 (message "Generating hashcash...")
3832 ;; Wait for calculations already started to finish...
3833 (hashcash-wait-async)
3834 ;; ...and do calculations not already done. mail-add-payment
3835 ;; will leave existing X-Hashcash headers alone.
3837 (message "Generating hashcash...done"))
3839 (message-narrow-to-headers)
3840 ;; Generate the Mail-Followup-To header if the header is not there...
3841 (if (and (message-subscribed-p)
3842 (not (mail-fetch-field "mail-followup-to")))
3845 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3846 message-required-mail-headers))
3847 ;; otherwise, delete the MFT header if the field is empty
3848 (when (equal "" (mail-fetch-field "mail-followup-to"))
3849 (message-remove-header "^Mail-Followup-To:")))
3850 ;; Insert some headers.
3851 (let ((message-deletable-headers
3852 (if news nil message-deletable-headers)))
3853 (message-generate-headers headers))
3854 ;; Let the user do all of the above.
3855 (run-hooks 'message-header-hook))
3860 ;; Avoid copying text props (except hard newlines).
3861 (insert (with-current-buffer mailbuf
3862 (mml-buffer-substring-no-properties-except-hard-newlines
3863 (point-min) (point-max))))
3864 ;; Remove some headers.
3865 (message-encode-message-body)
3867 (message-narrow-to-headers)
3868 ;; We (re)generate the Lines header.
3869 (when (memq 'Lines message-required-mail-headers)
3870 (message-generate-headers '(Lines)))
3871 ;; Remove some headers.
3872 (message-remove-header message-ignored-mail-headers t)
3873 (let ((mail-parse-charset message-default-charset))
3874 (mail-encode-encoded-word-buffer)))
3875 (goto-char (point-max))
3876 ;; require one newline at the end.
3877 (or (= (preceding-char) ?\n)
3879 (message-cleanup-headers)
3880 ;; FIXME: we're inserting the courtesy copy after encoding.
3881 ;; This is wrong if the courtesy copy string contains
3882 ;; non-ASCII characters. -- jh
3885 (message-narrow-to-headers)
3887 (or (message-fetch-field "cc")
3888 (message-fetch-field "bcc")
3889 (message-fetch-field "to"))
3890 (let ((content-type (message-fetch-field
3895 (string= "text/plain"
3897 (mail-header-parse-content-type
3901 (message-fetch-field
3902 "content-transfer-encoding")))))))
3903 (message-insert-courtesy-copy))
3904 (if (or (not message-send-mail-partially-limit)
3905 (< (buffer-size) message-send-mail-partially-limit)
3906 (not (message-y-or-n-p
3907 "The message size is too large, split? "
3911 (/ (buffer-size) 1000) "KB, is too large.
3913 Some mail gateways (MTA's) bounce large messages. To avoid the
3914 problem, answer `y', and the message will be split into several
3915 smaller pieces, the size of each is about "
3916 (/ message-send-mail-partially-limit 1000)
3920 However, some mail readers (MUA's) can't read split messages, i.e.,
3921 mails in message/partially format. Answer `n', and the message will be
3924 The size limit is controlled by `message-send-mail-partially-limit'.
3925 If you always want Gnus to send messages in one piece, set
3926 `message-send-mail-partially-limit' to nil.
3928 (mm-with-unibyte-current-buffer
3929 (message "Sending via mail...")
3930 (funcall (or message-send-mail-real-function
3931 message-send-mail-function)))
3932 (message-send-mail-partially)))
3933 (kill-buffer tembuf))
3934 (set-buffer mailbuf)
3935 (push 'mail message-sent-message-via)))
3937 (defun message-send-mail-with-sendmail ()
3938 "Send off the prepared buffer with sendmail."
3939 (let ((errbuf (if message-interactive
3940 (message-generate-new-buffer-clone-locals
3943 resend-to-addresses delimline)
3946 (let ((case-fold-search t))
3948 (message-narrow-to-headers)
3949 (setq resend-to-addresses (message-fetch-field "resent-to")))
3950 ;; Change header-delimiter to be what sendmail expects.
3951 (goto-char (point-min))
3953 (concat "^" (regexp-quote mail-header-separator) "\n"))
3954 (replace-match "\n")
3956 (setq delimline (point-marker))
3957 (run-hooks 'message-send-mail-hook)
3958 ;; Insert an extra newline if we need it to work around
3959 ;; Sun's bug that swallows newlines.
3960 (goto-char (1+ delimline))
3961 (when (eval message-mailer-swallows-blank-line)
3963 (when message-interactive
3964 (with-current-buffer errbuf
3966 (let* ((default-directory "/")
3967 (coding-system-for-write message-send-coding-system)
3969 'call-process-region
3971 (list (point-min) (point-max)
3972 (if (boundp 'sendmail-program)
3974 "/usr/lib/sendmail")
3975 nil errbuf nil "-oi")
3976 ;; Always specify who from,
3977 ;; since some systems have broken sendmails.
3978 ;; But some systems are more broken with -f, so
3979 ;; we'll let users override this.
3980 (if (null message-sendmail-f-is-evil)
3981 (list "-f" (message-sendmail-envelope-from)))
3982 ;; These mean "report errors by mail"
3983 ;; and "deliver in background".
3984 (if (null message-interactive) '("-oem" "-odb"))
3985 ;; Get the addresses from the message
3986 ;; unless this is a resend.
3987 ;; We must not do that for a resend
3988 ;; because we would find the original addresses.
3989 ;; For a resend, include the specific addresses.
3990 (if resend-to-addresses
3991 (list resend-to-addresses)
3993 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
3994 (error "Sending...failed with exit value %d" cpr)))
3995 (when message-interactive
3998 (goto-char (point-min))
3999 (while (re-search-forward "\n+ *" nil t)
4000 (replace-match "; "))
4001 (if (not (zerop (buffer-size)))
4002 (error "Sending...failed to %s"
4003 (buffer-string))))))
4004 (when (bufferp errbuf)
4005 (kill-buffer errbuf)))))
4007 (defun message-send-mail-with-qmail ()
4008 "Pass the prepared message buffer to qmail-inject.
4009 Refer to the documentation for the variable `message-send-mail-function'
4010 to find out how to use this."
4011 ;; replace the header delimiter with a blank line
4012 (goto-char (point-min))
4014 (concat "^" (regexp-quote mail-header-separator) "\n"))
4015 (replace-match "\n")
4016 (run-hooks 'message-send-mail-hook)
4019 (let ((coding-system-for-write message-send-coding-system))
4021 'call-process-region (point-min) (point-max)
4022 message-qmail-inject-program nil nil nil
4023 ;; qmail-inject's default behaviour is to look for addresses on the
4024 ;; command line; if there're none, it scans the headers.
4025 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4027 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4028 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4029 ;; message from stdin.
4031 ;; qmail also has the advantage of not having been raped by
4032 ;; various vendors, so we don't have to allow for that, either --
4033 ;; compare this with message-send-mail-with-sendmail and weep
4034 ;; for sendmail's lost innocence.
4036 ;; all this is way cool coz it lets us keep the arguments entirely
4037 ;; free for -inject-arguments -- a big win for the user and for us
4038 ;; since we don't have to play that double-guessing game and the user
4039 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4040 (if (functionp message-qmail-inject-args)
4041 (funcall message-qmail-inject-args)
4042 message-qmail-inject-args)))
4043 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4044 ;; we have to look at the retval instead
4046 (100 (error "qmail-inject reported permanent failure"))
4047 (111 (error "qmail-inject reported transient failure"))
4048 ;; should never happen
4049 (t (error "qmail-inject reported unknown failure"))))
4051 (defun message-send-mail-with-mh ()
4052 "Send the prepared message buffer with mh."
4053 (let ((mh-previous-window-config nil)
4054 (name (mh-new-draft-name)))
4055 (setq buffer-file-name name)
4056 ;; MH wants to generate these headers itself.
4057 (when message-mh-deletable-headers
4058 (let ((headers message-mh-deletable-headers))
4060 (goto-char (point-min))
4061 (and (re-search-forward
4062 (concat "^" (symbol-name (car headers)) ": *") nil t)
4063 (message-delete-line))
4065 (run-hooks 'message-send-mail-hook)
4066 ;; Pass it on to mh.
4069 (defun message-smtpmail-send-it ()
4070 "Send the prepared message buffer with `smtpmail-send-it'.
4071 This only differs from `smtpmail-send-it' that this command evaluates
4072 `message-send-mail-hook' just before sending a message. It is useful
4073 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4074 manual for details."
4075 (run-hooks 'message-send-mail-hook)
4078 (defun message-canlock-generate ()
4079 "Return a string that is non-trivial to guess.
4080 Do not use this for anything important, it is cryptographically weak."
4082 (let (sha1-maximum-internal-length)
4083 (sha1 (concat (message-unique-id)
4084 (format "%x%x%x" (random) (random t) (random))
4085 (prin1-to-string (recent-keys))
4086 (prin1-to-string (garbage-collect))))))
4088 (defun message-canlock-password ()
4089 "The password used by message for cancel locks.
4090 This is the value of `canlock-password', if that option is non-nil.
4091 Otherwise, generate and save a value for `canlock-password' first."
4092 (unless canlock-password
4093 (customize-save-variable 'canlock-password (message-canlock-generate))
4094 (setq canlock-password-for-verify canlock-password))
4097 (defun message-insert-canlock ()
4098 (when message-insert-canlock
4099 (message-canlock-password)
4100 (canlock-insert-header)))
4102 (defun message-send-news (&optional arg)
4103 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4104 (case-fold-search nil)
4105 (method (if (functionp message-post-method)
4106 (funcall message-post-method arg)
4107 message-post-method))
4108 (newsgroups-field (save-restriction
4109 (message-narrow-to-headers-or-head)
4110 (message-fetch-field "Newsgroups")))
4111 (followup-field (save-restriction
4112 (message-narrow-to-headers-or-head)
4113 (message-fetch-field "Followup-To")))
4114 ;; BUG: We really need to get the charset for each name in the
4115 ;; Newsgroups and Followup-To lines to allow crossposting
4116 ;; between group namess with incompatible character sets.
4117 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4118 (group-field-charset
4119 (gnus-group-name-charset method newsgroups-field))
4120 (followup-field-charset
4121 (gnus-group-name-charset method (or followup-field "")))
4122 (rfc2047-header-encoding-alist
4123 (append (when group-field-charset
4124 (list (cons "Newsgroups" group-field-charset)))
4125 (when followup-field-charset
4126 (list (cons "Followup-To" followup-field-charset)))
4127 rfc2047-header-encoding-alist))
4128 (messbuf (current-buffer))
4129 (message-syntax-checks
4131 (listp message-syntax-checks))
4132 (cons '(existing-newsgroups . disabled)
4133 message-syntax-checks)
4134 message-syntax-checks))
4135 (message-this-is-news t)
4136 (message-posting-charset
4137 (gnus-setup-posting-charset newsgroups-field))
4139 (if (not (message-check-news-body-syntax))
4142 (message-narrow-to-headers)
4143 ;; Insert some headers.
4144 (message-generate-headers message-required-news-headers)
4145 (message-insert-canlock)
4146 ;; Let the user do all of the above.
4147 (run-hooks 'message-header-hook))
4148 ;; Note: This check will be disabled by the ".*" default value for
4149 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4150 (when (and group-field-charset
4151 (listp message-syntax-checks))
4152 (setq message-syntax-checks
4153 (cons '(valid-newsgroups . disabled)
4154 message-syntax-checks)))
4155 (message-cleanup-headers)
4156 (if (not (let ((message-post-method method))
4157 (message-check-news-syntax)))
4162 (buffer-disable-undo)
4164 ;; Avoid copying text props (except hard newlines).
4166 (with-current-buffer messbuf
4167 (mml-buffer-substring-no-properties-except-hard-newlines
4168 (point-min) (point-max))))
4169 (message-encode-message-body)
4170 ;; Remove some headers.
4172 (message-narrow-to-headers)
4173 ;; We (re)generate the Lines header.
4174 (when (memq 'Lines message-required-mail-headers)
4175 (message-generate-headers '(Lines)))
4176 ;; Remove some headers.
4177 (message-remove-header message-ignored-news-headers t)
4178 (let ((mail-parse-charset message-default-charset))
4179 (mail-encode-encoded-word-buffer)))
4180 (goto-char (point-max))
4181 ;; require one newline at the end.
4182 (or (= (preceding-char) ?\n)
4184 (let ((case-fold-search t))
4185 ;; Remove the delimiter.
4186 (goto-char (point-min))
4188 (concat "^" (regexp-quote mail-header-separator) "\n"))
4189 (replace-match "\n")
4191 (run-hooks 'message-send-news-hook)
4192 (gnus-open-server method)
4193 (message "Sending news via %s..." (gnus-server-string method))
4194 (setq result (let ((mail-header-separator ""))
4195 (gnus-request-post method))))
4196 (kill-buffer tembuf))
4197 (set-buffer messbuf)
4199 (push 'news message-sent-message-via)
4200 (message "Couldn't send message via news: %s"
4201 (nnheader-get-report (car method)))
4205 ;;; Header generation & syntax checking.
4208 (defun message-check-element (type)
4209 "Return non-nil if this TYPE is not to be checked."
4210 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4212 (let ((able (assq type message-syntax-checks)))
4214 (eq (cdr able) 'disabled)))))
4216 (defun message-check-news-syntax ()
4217 "Check the syntax of the message."
4221 ;; We narrow to the headers and check them first.
4224 (message-narrow-to-headers)
4225 (message-check-news-header-syntax))))))
4227 (defun message-check-news-header-syntax ()
4229 ;; Check Newsgroups header.
4230 (message-check 'newsgroups
4231 (let ((group (message-fetch-field "newsgroups")))
4234 (not (string-match "\\`[ \t]*\\'" group)))
4237 "The newsgroups field is empty or missing. Posting is denied.")))))
4238 ;; Check the Subject header.
4239 (message-check 'subject
4240 (let* ((case-fold-search t)
4241 (subject (message-fetch-field "subject")))
4244 (not (string-match "\\`[ \t]*\\'" subject)))
4247 "The subject field is empty or missing. Posting is denied.")))))
4248 ;; Check for commands in Subject.
4249 (message-check 'subject-cmsg
4250 (if (string-match "^cmsg " (message-fetch-field "subject"))
4252 "The control code \"cmsg\" is in the subject. Really post? ")
4254 ;; Check long header lines.
4255 (message-check 'long-header-lines
4256 (let ((start (point))
4260 (while (and (not found)
4261 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4262 (if (> (- (point) (match-beginning 0)) 998)
4264 length (- (point) (match-beginning 0)))
4265 (setq header (match-string-no-properties 1)))
4266 (setq start (match-beginning 0))
4269 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4272 ;; Check for multiple identical headers.
4273 (message-check 'multiple-headers
4275 (while (and (not found)
4276 (re-search-forward "^[^ \t:]+: " nil t))
4278 (or (re-search-forward
4283 (match-beginning 0) (- (match-end 0) 2))))
4288 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4290 ;; Check for Version and Sendsys.
4291 (message-check 'sendsys
4292 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4294 (format "The article contains a %s command. Really post? "
4295 (buffer-substring (match-beginning 0)
4296 (1- (match-end 0)))))
4298 ;; See whether we can shorten Followup-To.
4299 (message-check 'shorten-followup-to
4300 (let ((newsgroups (message-fetch-field "newsgroups"))
4301 (followup-to (message-fetch-field "followup-to"))
4303 (when (and newsgroups
4304 (string-match "," newsgroups)
4309 (setq to (completing-read
4310 "Followups to (default no Followup-To header): "
4313 (message-tokenize-header
4315 (goto-char (point-min))
4316 (insert "Followup-To: " to "\n"))
4318 ;; Check "Shoot me".
4319 (message-check 'shoot
4320 (if (re-search-forward
4321 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4322 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4324 ;; Check for Approved.
4325 (message-check 'approved
4326 (if (re-search-forward "^Approved:" nil t)
4327 (y-or-n-p "The article contains an Approved header. Really post? ")
4329 ;; Check the Message-ID header.
4330 (message-check 'message-id
4331 (let* ((case-fold-search t)
4332 (message-id (message-fetch-field "message-id" t)))
4333 (or (not message-id)
4334 ;; Is there an @ in the ID?
4335 (and (string-match "@" message-id)
4336 ;; Is there a dot in the ID?
4337 (string-match "@[^.]*\\." message-id)
4338 ;; Does the ID end with a dot?
4339 (not (string-match "\\.>" message-id)))
4341 (format "The Message-ID looks strange: \"%s\". Really post? "
4343 ;; Check the Newsgroups & Followup-To headers.
4344 (message-check 'existing-newsgroups
4345 (let* ((case-fold-search t)
4346 (newsgroups (message-fetch-field "newsgroups"))
4347 (followup-to (message-fetch-field "followup-to"))
4348 (groups (message-tokenize-header
4350 (concat newsgroups "," followup-to)
4352 (post-method (if (functionp message-post-method)
4353 (funcall message-post-method)
4354 message-post-method))
4355 ;; KLUDGE to handle nnvirtual groups. Doing this right
4356 ;; would probably involve a new nnoo function.
4357 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4358 (method (if (and (consp post-method)
4359 (eq (car post-method) 'nnvirtual)
4360 gnus-message-group-art)
4361 (let ((group (car (nnvirtual-find-group-art
4362 (car gnus-message-group-art)
4363 (cdr gnus-message-group-art)))))
4364 (gnus-find-method-for-group group))
4368 (gnus-group-name-decode
4369 (gnus-group-real-name n)
4370 (gnus-group-name-charset method n)))
4371 (gnus-groups-from-server method)))
4374 (when (and (not (equal (car groups) "poster"))
4375 (not (member (car groups) known-groups))
4376 (not (member (car groups) errors)))
4377 (push (car groups) errors))
4380 ;; Gnus is not running.
4381 ((or (not (and (boundp 'gnus-active-hashtb)
4382 gnus-active-hashtb))
4383 (not (boundp 'gnus-read-active-file)))
4385 ;; We don't have all the group names.
4386 ((and (or (not gnus-read-active-file)
4387 (eq gnus-read-active-file 'some))
4391 "Really use %s possibly unknown group%s: %s? "
4392 (if (= (length errors) 1) "this" "these")
4393 (if (= (length errors) 1) "" "s")
4394 (mapconcat 'identity errors ", "))))
4395 ;; There were no errors.
4398 ;; There are unknown groups.
4402 "Really post to %s unknown group%s: %s? "
4403 (if (= (length errors) 1) "this" "these")
4404 (if (= (length errors) 1) "" "s")
4405 (mapconcat 'identity errors ", ")))))))
4406 ;; Check continuation headers.
4407 (message-check 'continuation-headers
4408 (goto-char (point-min))
4409 (let ((do-posting t))
4410 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
4411 (if (y-or-n-p "Fix continuation lines? ")
4413 (goto-char (match-beginning 0))
4415 (unless (y-or-n-p "Send anyway? ")
4416 (setq do-posting nil))))
4418 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4419 (message-check 'valid-newsgroups
4420 (let ((case-fold-search t)
4421 (headers '("Newsgroups" "Followup-To"))
4423 (while (and headers (not error))
4424 (when (setq header (mail-fetch-field (car headers)))
4428 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4433 (not (string-match "\\.\\'\\|\\.\\." g)))
4434 (message-tokenize-header header ","))))
4441 (format "The %s header looks odd: \"%s\". Really post? "
4442 (car headers) header)))))
4443 (message-check 'repeated-newsgroups
4444 (let ((case-fold-search t)
4445 (headers '("Newsgroups" "Followup-To"))
4446 header error groups group)
4449 (when (setq header (mail-fetch-field (pop headers)))
4450 (setq groups (message-tokenize-header header ","))
4451 (while (setq group (pop groups))
4452 (when (member group groups)
4458 (format "Group %s is repeated in headers. Really post? " error)))))
4459 ;; Check the From header.
4460 (message-check 'from
4461 (let* ((case-fold-search t)
4462 (from (message-fetch-field "from"))
4466 (message "There is no From line. Posting is denied.")
4468 ((or (not (string-match
4470 (setq ad (nth 1 (mail-extract-address-components
4471 from))))) ;larsi@ifi
4472 (string-match "\\.\\." ad) ;larsi@ifi..uio
4473 (string-match "@\\." ad) ;larsi@.ifi.uio
4474 (string-match "\\.$" ad) ;larsi@ifi.uio.
4475 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4476 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4478 "Denied posting -- the From looks strange: \"%s\"." from)
4480 ((let ((addresses (rfc822-addresses from)))
4481 (while (and addresses
4482 (not (eq (string-to-char (car addresses)) ?\()))
4483 (setq addresses (cdr addresses)))
4486 "Denied posting -- bad From address: \"%s\"." from)
4489 ;; Check the Reply-To header.
4490 (message-check 'reply-to
4491 (let* ((case-fold-search t)
4492 (reply-to (message-fetch-field "reply-to"))
4497 ((string-match "," reply-to)
4499 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4501 ((or (not (string-match
4503 (setq ad (nth 1 (mail-extract-address-components
4504 reply-to))))) ;larsi@ifi
4505 (string-match "\\.\\." ad) ;larsi@ifi..uio
4506 (string-match "@\\." ad) ;larsi@.ifi.uio
4507 (string-match "\\.$" ad) ;larsi@ifi.uio.
4508 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4509 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4512 "The Reply-To looks strange: \"%s\". Really post? "
4516 (defun message-check-news-body-syntax ()
4518 ;; Check for long lines.
4519 (message-check 'long-lines
4520 (goto-char (point-min))
4522 (concat "^" (regexp-quote mail-header-separator) "$"))
4526 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4529 (< (- (point) p) 80)))
4530 (zerop (forward-line 1))))
4534 "You have lines longer than 79 characters. Really post? ")))
4535 ;; Check whether the article is empty.
4536 (message-check 'empty
4537 (goto-char (point-min))
4539 (concat "^" (regexp-quote mail-header-separator) "$"))
4542 (goto-char (point-max))
4543 (re-search-backward message-signature-separator nil t)
4545 (or (re-search-backward "[^ \n\t]" b t)
4546 (if (message-gnksa-enable-p 'empty-article)
4547 (y-or-n-p "Empty article. Really post? ")
4548 (message "Denied posting -- Empty article.")
4550 ;; Check for control characters.
4551 (message-check 'control-chars
4552 (if (re-search-forward
4553 (mm-string-as-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
4556 "The article contains control characters. Really post? ")
4558 ;; Check excessive size.
4559 (message-check 'size
4560 (if (> (buffer-size) 60000)
4562 (format "The article is %d octets long. Really post? "
4565 ;; Check whether any new text has been added.
4566 (message-check 'new-text
4568 (not message-checksum)
4569 (not (eq (message-checksum) message-checksum))
4570 (if (message-gnksa-enable-p 'quoted-text-only)
4572 "It looks like no new text has been added. Really post? ")
4573 (message "Denied posting -- no new text has been added.")
4575 ;; Check the length of the signature.
4576 (message-check 'signature
4577 (goto-char (point-max))
4578 (if (> (count-lines (point) (point-max)) 5)
4581 "Your .sig is %d lines; it should be max 4. Really post? "
4582 (1- (count-lines (point) (point-max)))))
4584 ;; Ensure that text follows last quoted portion.
4585 (message-check 'quoting-style
4586 (goto-char (point-max))
4587 (let ((no-problem t))
4588 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4589 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4592 (if (message-gnksa-enable-p 'quoted-text-only)
4593 (y-or-n-p "Your text should follow quoted text. Really post? ")
4595 (goto-char (point-min))
4597 (concat "^" (regexp-quote mail-header-separator) "$"))
4598 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4599 (y-or-n-p "Your text should follow quoted text. Really post? ")
4600 (message "Denied posting -- only quoted text.")
4603 (defun message-checksum ()
4604 "Return a \"checksum\" for the current buffer."
4607 (goto-char (point-min))
4609 (concat "^" (regexp-quote mail-header-separator) "$"))
4611 (when (not (looking-at "[ \t\n]"))
4612 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4617 (defun message-do-fcc ()
4618 "Process Fcc headers in the current buffer."
4619 (let ((case-fold-search t)
4620 (buf (current-buffer))
4622 (mml-externalize-attachments message-fcc-externalize-attachments))
4625 (message-narrow-to-headers)
4626 (setq file (message-fetch-field "fcc" t)))
4628 (set-buffer (get-buffer-create " *message temp*"))
4630 (insert-buffer-substring buf)
4631 (message-encode-message-body)
4633 (message-narrow-to-headers)
4634 (while (setq file (message-fetch-field "fcc" t))
4636 (message-remove-header "fcc" nil t))
4637 (let ((mail-parse-charset message-default-charset)
4638 (rfc2047-header-encoding-alist
4639 (cons '("Newsgroups" . default)
4640 rfc2047-header-encoding-alist)))
4641 (mail-encode-encoded-word-buffer)))
4642 (goto-char (point-min))
4643 (when (re-search-forward
4644 (concat "^" (regexp-quote mail-header-separator) "$")
4646 (replace-match "" t t ))
4647 ;; Process FCC operations.
4649 (setq file (pop list))
4650 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4651 ;; Pipe the article to the program in question.
4652 (call-process-region (point-min) (point-max) shell-file-name
4653 nil nil nil shell-command-switch
4654 (match-string 1 file))
4655 ;; Save the article.
4656 (setq file (expand-file-name file))
4657 (unless (file-exists-p (file-name-directory file))
4658 (make-directory (file-name-directory file) t))
4659 (if (and message-fcc-handler-function
4660 (not (eq message-fcc-handler-function 'rmail-output)))
4661 (funcall message-fcc-handler-function file)
4662 (if (and (file-readable-p file) (mail-file-babyl-p file))
4663 (rmail-output file 1 nil t)
4664 (let ((mail-use-rfc822 t))
4665 (rmail-output file 1 t t))))))
4666 (kill-buffer (current-buffer))))))
4668 (defun message-output (filename)
4669 "Append this article to Unix/babyl mail file FILENAME."
4670 (if (and (file-readable-p filename)
4671 (mail-file-babyl-p filename))
4672 (gnus-output-to-rmail filename t)
4673 (gnus-output-to-mail filename t)))
4675 (defun message-cleanup-headers ()
4676 "Do various automatic cleanups of the headers."
4677 ;; Remove empty lines in the header.
4679 (message-narrow-to-headers)
4680 ;; Remove blank lines.
4681 (while (re-search-forward "^[ \t]*\n" nil t)
4682 (replace-match "" t t))
4684 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4685 ;; spaces to comma and eliminate spaces around commas. Eliminate
4686 ;; embedded line breaks.
4687 (goto-char (point-min))
4688 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4692 (if (re-search-forward "^[^ \t]" nil t)
4696 (goto-char (point-min))
4697 (while (re-search-forward "\n[ \t]+" nil t)
4698 (replace-match " " t t)) ;No line breaks (too confusing)
4699 (goto-char (point-min))
4700 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4701 (replace-match "," t t))
4702 (goto-char (point-min))
4703 ;; Remove trailing commas.
4704 (when (re-search-forward ",+$" nil t)
4705 (replace-match "" t t))))))
4707 (defun message-make-date (&optional now)
4708 "Make a valid data header.
4709 If NOW, use that time instead."
4710 (let ((system-time-locale "C"))
4711 (format-time-string "%a, %d %b %Y %T %z" now)))
4713 (defun message-insert-expires (days)
4714 "Insert the Expires header. Expiry in DAYS days."
4715 (interactive "NExpire article in how many days? ")
4717 (message-position-on-field "Expires" "X-Draft-From")
4718 (insert (message-make-expires-date days))))
4720 (defun message-make-expires-date (days)
4721 "Make date string for the Expires header. Expiry in DAYS days.
4723 In posting styles use `(\"Expires\" (make-expires-date 30))'."
4724 (let* ((cur (decode-time (current-time)))
4725 (nday (+ days (nth 3 cur))))
4726 (setf (nth 3 cur) nday)
4727 (message-make-date (apply 'encode-time cur))))
4729 (defun message-make-message-id ()
4730 "Make a unique Message-ID."
4731 (concat "<" (message-unique-id)
4732 (let ((psubject (save-excursion (message-fetch-field "subject")))
4734 (save-excursion (message-fetch-field "supersedes"))))
4736 (and message-reply-headers
4737 (mail-header-references message-reply-headers)
4738 (mail-header-subject message-reply-headers)
4741 (message-strip-subject-re
4742 (mail-header-subject message-reply-headers))
4743 (message-strip-subject-re psubject))))
4745 (string-match "_-_@" psupersedes)))
4747 "@" (message-make-fqdn) ">"))
4749 (defvar message-unique-id-char nil)
4751 ;; If you ever change this function, make sure the new version
4752 ;; cannot generate IDs that the old version could.
4753 ;; You might for example insert a "." somewhere (not next to another dot
4754 ;; or string boundary), or modify the "fsf" string.
4755 (defun message-unique-id ()
4756 ;; Don't use microseconds from (current-time), they may be unsupported.
4757 ;; Instead we use this randomly inited counter.
4758 (setq message-unique-id-char
4759 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4760 ;; (current-time) returns 16-bit ints,
4761 ;; and 2^16*25 just fits into 4 digits i base 36.
4763 (let ((tm (current-time)))
4765 (if (memq system-type '(ms-dos emx vax-vms))
4766 (let ((user (downcase (user-login-name))))
4767 (while (string-match "[^a-z0-9_]" user)
4768 (aset user (match-beginning 0) ?_))
4770 (message-number-base36 (user-uid) -1))
4771 (message-number-base36 (+ (car tm)
4772 (lsh (% message-unique-id-char 25) 16)) 4)
4773 (message-number-base36 (+ (nth 1 tm)
4774 (lsh (/ message-unique-id-char 25) 16)) 4)
4775 ;; Append a given name, because while the generated ID is unique
4776 ;; to this newsreader, other newsreaders might otherwise generate
4777 ;; the same ID via another algorithm.
4780 (defun message-number-base36 (num len)
4785 (concat (message-number-base36 (/ num 36) (1- len))
4786 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4789 (defun message-make-organization ()
4790 "Make an Organization header."
4791 (let* ((organization
4792 (when message-user-organization
4793 (if (functionp message-user-organization)
4794 (funcall message-user-organization)
4795 message-user-organization))))
4797 (mm-enable-multibyte)
4798 (cond ((stringp organization)
4799 (insert organization))
4800 ((and (eq t organization)
4801 message-user-organization-file
4802 (file-exists-p message-user-organization-file))
4803 (insert-file-contents message-user-organization-file)))
4804 (goto-char (point-min))
4805 (while (re-search-forward "[\t\n]+" nil t)
4806 (replace-match "" t t))
4807 (unless (zerop (buffer-size))
4810 (defun message-make-lines ()
4811 "Count the number of lines and return numeric string."
4816 (int-to-string (count-lines (point) (point-max))))))
4818 (defun message-make-references ()
4819 "Return the References header for this message."
4820 (when message-reply-headers
4821 (let ((message-id (mail-header-message-id message-reply-headers))
4822 (references (mail-header-references message-reply-headers))
4824 (if (or references message-id)
4825 (concat (or references "") (and references " ")
4829 (defun message-make-in-reply-to ()
4830 "Return the In-Reply-To header for this message."
4831 (when message-reply-headers
4832 (let ((from (mail-header-from message-reply-headers))
4833 (date (mail-header-date message-reply-headers))
4834 (msg-id (mail-header-message-id message-reply-headers)))
4836 (let ((name (mail-extract-address-components from)))
4837 (concat msg-id (if msg-id " (")
4841 (if (or (not date) (string= date ""))
4842 "(unknown date)" date)
4843 "\"" (if msg-id ")")))))))
4845 (defun message-make-distribution ()
4846 "Make a Distribution header."
4847 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4848 (cond ((functionp message-distribution-function)
4849 (funcall message-distribution-function))
4850 (t orig-distribution))))
4852 (defun message-make-expires ()
4853 "Return an Expires header based on `message-expires'."
4854 (let ((current (current-time))
4855 (future (* 1.0 message-expires 60 60 24)))
4856 ;; Add the future to current.
4857 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4858 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4859 (message-make-date current)))
4861 (defun message-make-path ()
4863 (let ((login-name (user-login-name)))
4864 (cond ((null message-user-path)
4865 (concat (system-name) "!" login-name))
4866 ((stringp message-user-path)
4867 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4868 (concat message-user-path "!" login-name))
4871 (defun message-make-from ()
4872 "Make a From header."
4873 (let* ((style message-from-style)
4874 (login (message-make-address))
4876 (or (and (boundp 'user-full-name)
4879 (when (string= fullname "&")
4880 (setq fullname (user-login-name)))
4882 (mm-enable-multibyte)
4885 (equal fullname ""))
4887 ((or (eq style 'angles)
4888 (and (not (eq style 'parens))
4889 ;; Use angles if no quoting is needed, or if parens would
4890 ;; need quoting too.
4891 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4892 (let ((tmp (concat fullname nil)))
4893 (while (string-match "([^()]*)" tmp)
4894 (aset tmp (match-beginning 0) ?-)
4895 (aset tmp (1- (match-end 0)) ?-))
4896 (string-match "[\\()]" tmp)))))
4898 (goto-char (point-min))
4899 ;; Look for a character that cannot appear unquoted
4900 ;; according to RFC 822.
4901 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
4902 ;; Quote fullname, escaping specials.
4903 (goto-char (point-min))
4905 (while (re-search-forward "[\"\\]" nil 1)
4906 (replace-match "\\\\\\&" t))
4908 (insert " <" login ">"))
4909 (t ; 'parens or default
4911 (let ((fullname-start (point)))
4913 (goto-char fullname-start)
4914 ;; RFC 822 says \ and nonmatching parentheses
4915 ;; must be escaped in comments.
4916 ;; Escape every instance of ()\ ...
4917 (while (re-search-forward "[()\\]" nil 1)
4918 (replace-match "\\\\\\&" t))
4919 ;; ... then undo escaping of matching parentheses,
4920 ;; including matching nested parentheses.
4921 (goto-char fullname-start)
4922 (while (re-search-forward
4923 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4925 (replace-match "\\1(\\3)" t)
4926 (goto-char fullname-start)))
4930 (defun message-make-sender ()
4931 "Return the \"real\" user address.
4932 This function tries to ignore all user modifications, and
4933 give as trustworthy answer as possible."
4934 (concat (user-login-name) "@" (system-name)))
4936 (defun message-make-address ()
4937 "Make the address of the user."
4938 (or (message-user-mail-address)
4939 (concat (user-login-name) "@" (message-make-domain))))
4941 (defun message-user-mail-address ()
4942 "Return the pertinent part of `user-mail-address'."
4943 (when (and user-mail-address
4944 (string-match "@.*\\." user-mail-address))
4945 (if (string-match " " user-mail-address)
4946 (nth 1 (mail-extract-address-components user-mail-address))
4947 user-mail-address)))
4949 (defun message-sendmail-envelope-from ()
4950 "Return the envelope from."
4951 (cond ((eq message-sendmail-envelope-from 'header)
4952 (nth 1 (mail-extract-address-components
4953 (message-fetch-field "from"))))
4954 ((stringp message-sendmail-envelope-from)
4955 message-sendmail-envelope-from)
4957 (message-make-address))))
4959 (defun message-make-fqdn ()
4960 "Return user's fully qualified domain name."
4961 (let* ((system-name (system-name))
4962 (user-mail (message-user-mail-address))
4965 (string-match "@\\(.*\\)\\'" user-mail))
4966 (match-string 1 user-mail)))
4967 (case-fold-search t))
4969 ((and message-user-fqdn
4970 (stringp message-user-fqdn)
4971 (string-match message-valid-fqdn-regexp message-user-fqdn)
4972 (not (string-match message-bogus-system-names message-user-fqdn)))
4974 ;; `message-user-fqdn' seems to be valid
4975 ((and (string-match message-valid-fqdn-regexp system-name)
4976 (not (string-match message-bogus-system-names system-name)))
4977 ;; `system-name' returned the right result.
4979 ;; Try `mail-host-address'.
4980 ((and (boundp 'mail-host-address)
4981 (stringp mail-host-address)
4982 (string-match message-valid-fqdn-regexp mail-host-address)
4983 (not (string-match message-bogus-system-names mail-host-address)))
4985 ;; We try `user-mail-address' as a backup.
4987 (stringp user-domain)
4988 (string-match message-valid-fqdn-regexp user-domain)
4989 (not (string-match message-bogus-system-names user-domain)))
4991 ;; Default to this bogus thing.
4994 ".i-did-not-set--mail-host-address--so-tickle-me")))))
4996 (defun message-make-host-name ()
4997 "Return the name of the host."
4998 (let ((fqdn (message-make-fqdn)))
4999 (string-match "^[^.]+\\." fqdn)
5000 (substring fqdn 0 (1- (match-end 0)))))
5002 (defun message-make-domain ()
5003 "Return the domain name."
5004 (or mail-host-address
5005 (message-make-fqdn)))
5007 (defun message-to-list-only ()
5008 "Send a message to the list only.
5009 Remove all addresses but the list address from To and Cc headers."
5011 (let ((listaddr (message-make-mail-followup-to t)))
5014 (message-remove-header "to")
5015 (message-remove-header "cc")
5016 (message-position-on-field "To" "X-Draft-From")
5017 (insert listaddr)))))
5019 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5020 "Return the Mail-Followup-To header.
5021 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5022 subscribed address (and not the additional To and Cc header contents)."
5023 (let* ((case-fold-search t)
5024 (to (message-fetch-field "To"))
5025 (cc (message-fetch-field "cc"))
5026 (msg-recipients (concat to (and to cc ", ") cc))
5028 (mapcar 'mail-strip-quoted-names
5029 (message-tokenize-header msg-recipients)))
5031 (if message-subscribed-address-file
5032 (let (begin end item re)
5035 (insert-file-contents message-subscribed-address-file)
5037 (setq begin (point))
5040 (if (bolp) (setq end (1- end)))
5041 (setq item (regexp-quote (buffer-substring begin end)))
5042 (if re (setq re (concat re "\\|" item))
5043 (setq re (concat "\\`\\(" item))))
5044 (and re (list (concat re "\\)\\'"))))))))
5045 (mft-regexps (apply 'append message-subscribed-regexps
5046 (mapcar 'regexp-quote
5047 message-subscribed-addresses)
5050 message-subscribed-address-functions))))
5052 (let ((subscribed-lists nil)
5054 (loop for recipient in recipients
5055 when (loop for regexp in mft-regexps
5056 when (string-match regexp recipient) return t)
5059 (if only-show-subscribed
5061 msg-recipients))))))
5063 (defun message-idna-to-ascii-rhs-1 (header)
5064 "Interactively potentially IDNA encode domain names in HEADER."
5065 (let ((field (message-fetch-field header))
5069 (mm-delete-duplicates
5070 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5073 'car (mail-header-parse-addresses field))))))
5074 (setq ace (downcase (idna-to-ascii rhs)))
5075 (when (and (not (equal rhs ace))
5076 (or (not (eq message-use-idna 'ask))
5077 (y-or-n-p (format "Replace %s with %s in %s:? "
5079 (goto-char (point-min))
5080 (while (re-search-forward (concat "^" header ":") nil t)
5081 (message-narrow-to-field)
5082 (while (search-forward (concat "@" rhs) nil t)
5083 (replace-match (concat "@" ace) t t))
5084 (goto-char (point-max))
5087 (defun message-idna-to-ascii-rhs ()
5088 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5089 See `message-idna-encode'."
5091 (when message-use-idna
5094 (message-narrow-to-head)
5095 (message-idna-to-ascii-rhs-1 "From")
5096 (message-idna-to-ascii-rhs-1 "To")
5097 (message-idna-to-ascii-rhs-1 "Reply-To")
5098 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5099 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5100 (message-idna-to-ascii-rhs-1 "Cc")))))
5102 (defun message-generate-headers (headers)
5103 "Prepare article HEADERS.
5104 Headers already prepared in the buffer are not modified."
5105 (setq headers (append headers message-required-headers))
5107 (message-narrow-to-headers)
5108 (let* ((Date (message-make-date))
5109 (Message-ID (message-make-message-id))
5110 (Organization (message-make-organization))
5111 (From (message-make-from))
5112 (Path (message-make-path))
5115 (In-Reply-To (message-make-in-reply-to))
5116 (References (message-make-references))
5118 (Distribution (message-make-distribution))
5119 (Lines (message-make-lines))
5120 (User-Agent message-newsreader)
5121 (Expires (message-make-expires))
5122 (case-fold-search t)
5124 header value elem header-string)
5125 ;; First we remove any old generated headers.
5126 (let ((headers message-deletable-headers))
5127 (unless (buffer-modified-p)
5128 (setq headers (delq 'Message-ID (copy-sequence headers))))
5130 (goto-char (point-min))
5131 (and (re-search-forward
5132 (concat "^" (symbol-name (car headers)) ": *") nil t)
5133 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5134 (message-delete-line))
5136 ;; Go through all the required headers and see if they are in the
5137 ;; articles already. If they are not, or are empty, they are
5138 ;; inserted automatically - except for Subject, Newsgroups and
5141 (goto-char (point-min))
5142 (setq elem (pop headers))
5144 (if (eq (car elem) 'optional)
5145 (setq header (cdr elem)
5147 (setq header (car elem)))
5149 (setq header-string (if (stringp header)
5151 (symbol-name header)))
5152 (when (or (not (re-search-forward
5154 (regexp-quote (downcase header-string))
5158 ;; The header was found. We insert a space after the
5159 ;; colon, if there is none.
5160 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5161 ;; Find out whether the header is empty.
5162 (looking-at "[ \t]*\n[^ \t]")))
5163 ;; So we find out what value we should insert.
5167 (eq (car elem) 'optional)
5168 (not (member header-string message-inserted-headers)))
5169 ;; This is an optional header. If the cdr of this
5170 ;; is something that is nil, then we do not insert
5172 (setq header (cdr elem))
5173 (or (and (functionp (cdr elem))
5174 (funcall (cdr elem)))
5175 (and (boundp (cdr elem))
5176 (symbol-value (cdr elem)))))
5178 ;; The element is a cons. Either the cdr is a
5179 ;; string to be inserted verbatim, or it is a
5180 ;; function, and we insert the value returned from
5182 (or (and (stringp (cdr elem))
5184 (and (functionp (cdr elem))
5185 (funcall (cdr elem)))))
5186 ((and (boundp header)
5187 (symbol-value header))
5188 ;; The element is a symbol. We insert the value
5189 ;; of this symbol, if any.
5190 (symbol-value header))
5191 ((not (message-check-element
5192 (intern (downcase (symbol-name header)))))
5193 ;; We couldn't generate a value for this header,
5194 ;; so we just ask the user.
5195 (read-from-minibuffer
5196 (format "Empty header for %s; enter value: " header)))))
5197 ;; Finally insert the header.
5199 (not (equal value "")))
5203 ;; This header didn't exist, so we insert it.
5204 (goto-char (point-max))
5206 (cdr (assq header message-header-format-alist))))
5208 (funcall formatter header value)
5209 (insert header-string ": " value))
5210 (goto-char (message-fill-field))
5211 ;; We check whether the value was ended by a
5212 ;; newline. If not, we insert one.
5216 ;; The value of this header was empty, so we clear
5217 ;; totally and insert the new value.
5218 (delete-region (point) (point-at-eol))
5219 ;; If the header is optional, and the header was
5220 ;; empty, we can't insert it anyway.
5222 (push header-string message-inserted-headers)
5224 (message-fill-field)))
5225 ;; Add the deletable property to the headers that require it.
5226 (and (memq header message-deletable-headers)
5227 (progn (beginning-of-line) (looking-at "[^:]+: "))
5228 (add-text-properties
5229 (point) (match-end 0)
5230 '(message-deletable t face italic) (current-buffer)))))))
5231 ;; Insert new Sender if the From is strange.
5232 (let ((from (message-fetch-field "from"))
5233 (sender (message-fetch-field "sender"))
5234 (secure-sender (message-make-sender)))
5236 (not (message-check-element 'sender))
5239 (cadr (mail-extract-address-components from)))
5240 (downcase secure-sender)))
5245 (cadr (mail-extract-address-components sender)))
5246 (downcase secure-sender)))))
5247 (goto-char (point-min))
5248 ;; Rename any old Sender headers to Original-Sender.
5249 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5251 (insert "Original-")
5252 (beginning-of-line))
5253 (when (or (message-news-p)
5254 (string-match "@.+\\.." secure-sender))
5255 (insert "Sender: " secure-sender "\n"))))
5257 (message-idna-to-ascii-rhs))))
5259 (defun message-insert-courtesy-copy ()
5260 "Insert a courtesy message in mail copies of combined messages."
5264 (message-narrow-to-headers)
5265 (when (setq newsgroups (message-fetch-field "newsgroups"))
5266 (goto-char (point-max))
5267 (insert "Posted-To: " newsgroups "\n")))
5269 (when message-courtesy-message
5271 ((string-match "%s" message-courtesy-message)
5272 (insert (format message-courtesy-message newsgroups)))
5274 (insert message-courtesy-message)))))))
5277 ;;; Setting up a message buffer
5280 (defun message-skip-to-next-address ()
5281 (let ((end (save-excursion
5282 (message-next-header)
5285 (when (looking-at ",")
5287 (while (and (not (= (point) end))
5288 (or (not (eq char ?,))
5290 (skip-chars-forward "^,\"" (point-max))
5291 (when (eq (setq char (following-char)) ?\")
5292 (setq quoted (not quoted)))
5293 (unless (= (point) end)
5295 (skip-chars-forward " \t\n")))
5297 (defun message-fill-address (header value)
5298 (insert (capitalize (symbol-name header))
5300 (if (consp value) (car value) value)
5302 (message-fill-field-address))
5304 (defun message-split-line ()
5305 "Split current line, moving portion beyond point vertically down.
5306 If the current line has `message-yank-prefix', insert it on the new line."
5309 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
5313 (defun message-insert-header (header value)
5314 (insert (capitalize (symbol-name header))
5316 (if (consp value) (car value) value)))
5318 (defun message-field-name ()
5320 (goto-char (point-min))
5321 (when (looking-at "\\([^:]+\\):")
5322 (intern (capitalize (match-string 1))))))
5324 (defun message-fill-field ()
5327 (message-narrow-to-field)
5328 (let ((field-name (message-field-name)))
5329 (funcall (or (cadr (assq field-name message-field-fillers))
5330 'message-fill-field-general)))
5333 (defun message-fill-field-address ()
5335 (message-skip-to-next-address)
5337 (if (and (> (current-column) 78)
5343 (setq last (1+ (point))))
5344 (setq last (1+ (point)))))))
5346 (defun message-fill-field-general ()
5347 (let ((begin (point))
5350 (while (and (search-forward "\n" nil t)
5352 (replace-match " " t t))
5353 (fill-region-as-paragraph begin (point-max))
5354 ;; Tapdance around looong Message-IDs.
5356 (when (looking-at "[ \t]*$")
5357 (message-delete-line))
5359 (search-forward ":" nil t)
5360 (when (looking-at "\n[ \t]+")
5361 (replace-match " " t t))
5362 (goto-char (point-max))))
5364 (defun message-shorten-1 (list cut surplus)
5365 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5366 (setcdr (nthcdr (- cut 2) list)
5367 (nthcdr (+ (- cut 2) surplus 1) list)))
5369 (defun message-shorten-references (header references)
5370 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5371 When sending via news, also check that the REFERENCES are less
5372 than 988 characters long, and if they are not, trim them until
5380 (goto-char (point-min))
5381 ;; Cons a list of valid references.
5382 (while (re-search-forward "<[^>]+>" nil t)
5383 (push (match-string 0) refs))
5384 (setq refs (nreverse refs)
5385 count (length refs)))
5387 ;; If the list has more than MAXCOUNT elements, trim it by
5388 ;; removing the CUTth element and the required number of
5389 ;; elements that follow.
5390 (when (> count maxcount)
5391 (let ((surplus (- count maxcount)))
5392 (message-shorten-1 refs cut surplus)
5393 (decf count surplus)))
5395 ;; When sending via news, make sure the total folded length will
5396 ;; be less than 998 characters. This is to cater to broken INN
5397 ;; 2.3 which counts the total number of characters in a header
5398 ;; rather than the physical line length of each line, as it should.
5400 ;; This hack should be removed when it's believed than INN 2.3 is
5401 ;; no longer widely used.
5403 ;; At this point the headers have not been generated, thus we use
5404 ;; message-this-is-news directly.
5405 (when message-this-is-news
5408 (message-insert-header
5409 header (mapconcat #'identity refs " "))
5411 (message-shorten-1 refs cut 1)))
5412 ;; Finally, collect the references back into a string and insert
5413 ;; it into the buffer.
5414 (message-insert-header header (mapconcat #'identity refs " "))))
5416 (defun message-position-point ()
5417 "Move point to where the user probably wants to find it."
5418 (message-narrow-to-headers)
5420 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5421 (search-backward ":" )
5424 (if (eq (char-after) ? )
5428 (goto-char (point-max))
5431 (unless (looking-at "$")
5435 (defcustom message-beginning-of-line t
5436 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
5437 goes to beginning of header values."
5439 :group 'message-buffers
5440 :link '(custom-manual "(message)Movement")
5443 (defun message-beginning-of-line (&optional n)
5444 "Move point to beginning of header value or to beginning of line.
5445 The prefix argument N is passed directly to `beginning-of-line'.
5447 This command is identical to `beginning-of-line' if point is
5448 outside the message header or if the option `message-beginning-of-line'
5451 If point is in the message header and on a (non-continued) header
5452 line, move point to the beginning of the header value or the beginning of line,
5453 whichever is closer. If point is already at beginning of line, move point to
5454 beginning of header value. Therefore, repeated calls will toggle point
5455 between beginning of field and beginning of line."
5457 (let ((zrs 'zmacs-region-stays))
5458 (when (and (interactive-p) (boundp zrs))
5460 (if (and message-beginning-of-line
5461 (message-point-in-header-p))
5462 (let* ((here (point))
5463 (bol (progn (beginning-of-line n) (point)))
5464 (eol (point-at-eol))
5465 (eoh (re-search-forward ": *" eol t)))
5467 (if (and eoh (or (< eoh here) (= bol here)))
5469 (beginning-of-line n)))
5471 (defun message-buffer-name (type &optional to group)
5472 "Return a new (unique) buffer name based on TYPE and TO."
5474 ;; Generate a new buffer name The Message Way.
5475 ((eq message-generate-new-buffers 'unique)
5476 (generate-new-buffer-name
5480 (or (car (mail-extract-address-components to))
5483 (if (and group (not (string= group ""))) (concat " on " group) "")
5485 ;; Check whether `message-generate-new-buffers' is a function,
5486 ;; and if so, call it.
5487 ((functionp message-generate-new-buffers)
5488 (funcall message-generate-new-buffers type to group))
5489 ((eq message-generate-new-buffers 'unsent)
5490 (generate-new-buffer-name
5491 (concat "*unsent " type
5494 (or (car (mail-extract-address-components to))
5497 (if (and group (not (string= group ""))) (concat " on " group) "")
5499 ;; Use standard name.
5501 (format "*%s message*" type))))
5503 (defun message-pop-to-buffer (name)
5504 "Pop to buffer NAME, and warn if it already exists and is modified."
5505 (let ((buffer (get-buffer name)))
5507 (buffer-name buffer))
5509 (set-buffer (pop-to-buffer buffer))
5510 (when (and (buffer-modified-p)
5512 "Message already being composed; erase? ")))
5513 (error "Message being composed")))
5514 (set-buffer (pop-to-buffer name)))
5518 (defun message-do-send-housekeeping ()
5519 "Kill old message buffers."
5520 ;; We might have sent this buffer already. Delete it from the
5522 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
5523 (while (and message-max-buffers
5525 (>= (length message-buffer-list) message-max-buffers))
5526 ;; Kill the oldest buffer -- unless it has been changed.
5527 (let ((buffer (pop message-buffer-list)))
5528 (when (and (buffer-name buffer)
5529 (not (buffer-modified-p buffer)))
5530 (kill-buffer buffer))))
5531 ;; Rename the buffer.
5532 (if message-send-rename-function
5533 (funcall message-send-rename-function)
5534 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
5536 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
5538 (let ((name (match-string 2 (buffer-name)))
5540 (if (not (or (null name)
5541 (string-equal name "mail")
5542 (string-equal name "posting")))
5543 (setq name (concat "*sent " name "*"))
5544 (message-narrow-to-headers)
5545 (setq to (message-fetch-field "to"))
5546 (setq group (message-fetch-field "newsgroups"))
5550 (to (concat "*sent mail to "
5551 (or (car (mail-extract-address-components to))
5553 ((and group (not (string= group "")))
5554 (concat "*sent posting on " group "*"))
5555 (t "*sent mail*"))))
5556 (unless (string-equal name (buffer-name))
5557 (rename-buffer name t)))))
5558 ;; Push the current buffer onto the list.
5559 (when message-max-buffers
5560 (setq message-buffer-list
5561 (nconc message-buffer-list (list (current-buffer))))))
5563 (defun message-mail-user-agent ()
5565 ((not message-mail-user-agent) nil)
5566 ((eq message-mail-user-agent t) mail-user-agent)
5567 (t message-mail-user-agent))))
5568 (if (memq mua '(message-user-agent gnus-user-agent))
5572 (defun message-setup (headers &optional replybuffer actions switch-function)
5573 (let ((mua (message-mail-user-agent))
5574 subject to field yank-action)
5575 (if (not (and message-this-is-mail mua))
5576 (message-setup-1 headers replybuffer actions)
5578 (setq yank-action (list 'insert-buffer replybuffer)))
5579 (setq headers (copy-sequence headers))
5580 (setq field (assq 'Subject headers))
5582 (setq subject (cdr field))
5583 (setq headers (delq field headers)))
5584 (setq field (assq 'To headers))
5586 (setq to (cdr field))
5587 (setq headers (delq field headers)))
5588 (let ((mail-user-agent mua))
5589 (compose-mail to subject
5590 (mapcar (lambda (item)
5592 (format "%s" (car item))
5595 nil switch-function yank-action actions)))))
5597 (defun message-headers-to-generate (headers included-headers excluded-headers)
5598 "Return a list that includes all headers from HEADERS.
5599 If INCLUDED-HEADERS is a list, just include those headers. If if is
5600 t, include all headers. In any case, headers from EXCLUDED-HEADERS
5604 (dolist (header headers)
5605 (setq header-name (cond
5606 ((and (consp header)
5607 (eq (car header) 'optional))
5608 ;; On the form (optional . Header)
5611 ;; On the form (Header . function)
5616 (when (and (not (memq header-name excluded-headers))
5617 (or (eq included-headers t)
5618 (memq header-name included-headers)))
5619 (push header result)))
5622 (defun message-setup-1 (headers &optional replybuffer actions)
5623 (dolist (action actions)
5625 (add-to-list 'message-send-actions
5626 `(apply ',(car action) ',(cdr action)))))
5627 (setq message-reply-buffer replybuffer)
5628 (goto-char (point-min))
5629 ;; Insert all the headers.
5632 (alist message-header-format-alist))
5634 (unless (assq (caar h) message-header-format-alist)
5635 (push (list (caar h)) alist))
5639 (delete-region (point) (progn (forward-line -1) (point)))
5640 (when message-default-headers
5641 (insert message-default-headers)
5642 (or (bolp) (insert ?\n)))
5643 (insert mail-header-separator "\n")
5645 (when (message-news-p)
5646 (when message-default-news-headers
5647 (insert message-default-news-headers)
5648 (or (bolp) (insert ?\n)))
5649 (when message-generate-headers-first
5650 (message-generate-headers
5651 (message-headers-to-generate
5652 (append message-required-news-headers
5653 message-required-headers)
5654 message-generate-headers-first
5655 '(Lines Subject)))))
5656 (when (message-mail-p)
5657 (when message-default-mail-headers
5658 (insert message-default-mail-headers)
5659 (or (bolp) (insert ?\n)))
5660 (when message-generate-headers-first
5661 (message-generate-headers
5662 (message-headers-to-generate
5663 (append message-required-mail-headers
5664 message-required-headers)
5665 message-generate-headers-first
5666 '(Lines Subject)))))
5667 (run-hooks 'message-signature-setup-hook)
5668 (message-insert-signature)
5670 (message-narrow-to-headers)
5671 (run-hooks 'message-header-setup-hook))
5672 (set-buffer-modified-p nil)
5673 (setq buffer-undo-list nil)
5674 (when message-generate-hashcash
5675 ;; Generate hashcash headers for recipients already known
5676 (mail-add-payment-async))
5677 (run-hooks 'message-setup-hook)
5678 ;; Do this last to give it precedence over posting styles, etc.
5679 (when (message-mail-p)
5681 (message-narrow-to-headers)
5682 (if message-alternative-emails
5683 (message-use-alternative-email-as-from))))
5684 (message-position-point)
5687 (defun message-set-auto-save-file-name ()
5688 "Associate the message buffer with a file in the drafts directory."
5689 (when message-auto-save-directory
5690 (unless (file-directory-p
5691 (directory-file-name message-auto-save-directory))
5692 (make-directory message-auto-save-directory t))
5694 (setq message-draft-article
5695 (nndraft-request-associate-buffer "drafts"))
5696 (setq buffer-file-name (expand-file-name
5697 (if (memq system-type
5698 '(ms-dos ms-windows windows-nt
5699 cygwin cygwin32 win32 w32
5703 message-auto-save-directory))
5704 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5705 (clear-visited-file-modtime)
5706 (setq buffer-file-coding-system message-draft-coding-system)))
5708 (defun message-disassociate-draft ()
5709 "Disassociate the message buffer from the drafts directory."
5710 (when message-draft-article
5711 (nndraft-request-expire-articles
5712 (list message-draft-article) "drafts" nil t)))
5714 (defun message-insert-headers ()
5715 "Generate the headers for the article."
5719 (message-narrow-to-headers)
5720 (when (message-news-p)
5721 (message-generate-headers
5724 (copy-sequence message-required-news-headers)))))
5725 (when (message-mail-p)
5726 (message-generate-headers
5729 (copy-sequence message-required-mail-headers))))))))
5734 ;;; Commands for interfacing with message
5738 (defun message-mail (&optional to subject
5739 other-headers continue switch-function
5740 yank-action send-actions)
5741 "Start editing a mail message to be sent.
5742 OTHER-HEADERS is an alist of header/value pairs."
5744 (let ((message-this-is-mail t) replybuffer)
5745 (unless (message-mail-user-agent)
5746 (message-pop-to-buffer (message-buffer-name "mail" to)))
5747 ;; FIXME: message-mail should do something if YANK-ACTION is not
5749 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
5750 (setq replybuffer (nth 1 yank-action)))
5753 `((To . ,(or to "")) (Subject . ,(or subject "")))
5754 (when other-headers other-headers))
5755 replybuffer send-actions)
5756 ;; FIXME: Should return nil if failure.
5760 (defun message-news (&optional newsgroups subject)
5761 "Start editing a news article to be sent."
5763 (let ((message-this-is-news t))
5764 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
5765 (message-setup `((Newsgroups . ,(or newsgroups ""))
5766 (Subject . ,(or subject ""))))))
5768 (defun message-get-reply-headers (wide &optional to-address address-headers)
5769 (let (follow-to mct never-mct to cc author mft recipients extra)
5770 ;; Find all relevant headers we need.
5772 (message-narrow-to-headers-or-head)
5773 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
5774 ;; message-header-synonyms.
5775 (setq to (or (message-fetch-field "to")
5776 (and (loop for synonym in message-header-synonyms
5777 when (memq 'Original-To synonym)
5779 (message-fetch-field "original-to")))
5780 cc (message-fetch-field "cc")
5781 extra (when message-extra-wide-headers
5782 (mapconcat 'identity
5783 (mapcar 'message-fetch-field
5784 message-extra-wide-headers)
5786 mct (message-fetch-field "mail-copies-to")
5787 author (or (message-fetch-field "mail-reply-to")
5788 (message-fetch-field "reply-to")
5789 (message-fetch-field "from")
5791 mft (and message-use-mail-followup-to
5792 (message-fetch-field "mail-followup-to"))))
5794 ;; Handle special values of Mail-Copies-To.
5796 (cond ((or (equal (downcase mct) "never")
5797 (equal (downcase mct) "nobody"))
5800 ((or (equal (downcase mct) "always")
5801 (equal (downcase mct) "poster"))
5802 (setq mct author))))
5805 ;; Build (textual) list of new recipient addresses.
5808 (setq recipients (concat ", " author)))
5810 (dolist (header address-headers)
5811 (let ((value (message-fetch-field header)))
5813 (setq recipients (concat recipients ", " value))))))
5815 (string-match "[^ \t,]" mft)
5816 (or (not (eq message-use-mail-followup-to 'ask))
5817 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
5818 You should normally obey the Mail-Followup-To: header. In this
5819 article, it has the value of
5823 which directs your response to " (if (string-match "," mft)
5824 "the specified addresses"
5825 "that address only") ".
5827 Most commonly, Mail-Followup-To is used by a mailing list poster to
5828 express that responses should be sent to just the list, and not the
5831 If a message is posted to several mailing lists, Mail-Followup-To may
5832 also be used to direct the following discussion to one list only,
5833 because discussions that are spread over several lists tend to be
5834 fragmented and very difficult to follow.
5836 Also, some source/announcement lists are not intended for discussion;
5837 responses here are directed to other addresses.
5839 You may customize the variable `message-use-mail-followup-to', if you
5840 want to get rid of this query permanently.")))
5841 (setq recipients (concat ", " mft)))
5843 (setq recipients (concat ", " to-address))
5844 ;; If the author explicitly asked for a copy, we don't deny it to them.
5845 (if mct (setq recipients (concat recipients ", " mct))))
5847 (setq recipients (if never-mct "" (concat ", " author)))
5848 (if to (setq recipients (concat recipients ", " to)))
5849 (if cc (setq recipients (concat recipients ", " cc)))
5850 (if extra (setq recipients (concat recipients ", " extra)))
5851 (if mct (setq recipients (concat recipients ", " mct)))))
5852 (if (>= (length recipients) 2)
5853 ;; Strip the leading ", ".
5854 (setq recipients (substring recipients 2)))
5855 ;; Squeeze whitespace.
5856 (while (string-match "[ \t][ \t]+" recipients)
5857 (setq recipients (replace-match " " t t recipients)))
5858 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5859 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5860 (setq recipients (rmail-dont-reply-to recipients)))
5861 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5862 (if (string-equal recipients "")
5863 (setq recipients author))
5864 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5868 (cons (downcase (mail-strip-quoted-names addr)) addr))
5869 (message-tokenize-header recipients)))
5870 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5871 (let ((s recipients))
5873 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5875 ;; Remove hierarchical lists that are contained within each other,
5876 ;; if message-hierarchical-addresses is defined.
5877 (when message-hierarchical-addresses
5878 (let ((plain-addrs (mapcar 'car recipients))
5881 (setq subaddrs (assoc (car plain-addrs)
5882 message-hierarchical-addresses)
5883 plain-addrs (cdr plain-addrs))
5885 (setq subaddrs (cdr subaddrs))
5887 (setq recip (assoc (car subaddrs) recipients)
5888 subaddrs (cdr subaddrs))
5890 (setq recipients (delq recip recipients))))))))
5892 ;; Build the header alist. Allow the user to be asked whether
5893 ;; or not to reply to all recipients in a wide reply.
5894 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5895 (when (and recipients
5896 (or (not message-wide-reply-confirm-recipients)
5897 (y-or-n-p "Reply to all recipients? ")))
5898 (setq recipients (mapconcat
5899 (lambda (addr) (cdr addr)) recipients ", "))
5900 (if (string-match "^ +" recipients)
5901 (setq recipients (substring recipients (match-end 0))))
5902 (push (cons 'Cc recipients) follow-to)))
5906 (defun message-reply (&optional to-address wide)
5907 "Start editing a reply to the article in the current buffer."
5909 (require 'gnus-sum) ; for gnus-list-identifiers
5910 (let ((cur (current-buffer))
5911 from subject date reply-to to cc
5912 references message-id follow-to
5913 (inhibit-point-motion-hooks t)
5914 (message-this-is-mail t)
5917 (message-narrow-to-head-1)
5918 ;; Allow customizations to have their say.
5920 ;; This is a regular reply.
5921 (when (functionp message-reply-to-function)
5923 (setq follow-to (funcall message-reply-to-function))))
5924 ;; This is a followup.
5925 (when (functionp message-wide-reply-to-function)
5928 (funcall message-wide-reply-to-function)))))
5929 (setq message-id (message-fetch-field "message-id" t)
5930 references (message-fetch-field "references")
5931 date (message-fetch-field "date")
5932 from (message-fetch-field "from")
5933 subject (or (message-fetch-field "subject") "none"))
5934 (when gnus-list-identifiers
5935 (setq subject (message-strip-list-identifiers subject)))
5936 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5937 (when message-subject-trailing-was-query
5938 (setq subject (message-strip-subject-trailing-was subject)))
5940 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5941 (string-match "<[^>]+>" gnus-warning))
5942 (setq message-id (match-string 0 gnus-warning)))
5945 (setq follow-to (message-get-reply-headers wide to-address))))
5947 (unless (message-mail-user-agent)
5948 (message-pop-to-buffer
5949 (message-buffer-name
5950 (if wide "wide reply" "reply") from
5951 (if wide to-address nil))))
5953 (setq message-reply-headers
5954 (vector 0 subject from date message-id references 0 0 ""))
5957 `((Subject . ,subject)
5962 (defun message-wide-reply (&optional to-address)
5963 "Make a \"wide\" reply to the message in the current buffer."
5965 (message-reply to-address t))
5968 (defun message-followup (&optional to-newsgroups)
5969 "Follow up to the message in the current buffer.
5970 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5972 (require 'gnus-sum) ; for gnus-list-identifiers
5973 (let ((cur (current-buffer))
5974 from subject date reply-to mrt mct
5975 references message-id follow-to
5976 (inhibit-point-motion-hooks t)
5977 (message-this-is-news t)
5978 followup-to distribution newsgroups gnus-warning posted-to)
5981 (goto-char (point-min))
5982 (if (search-forward "\n\n" nil t)
5985 (when (functionp message-followup-to-function)
5987 (funcall message-followup-to-function)))
5988 (setq from (message-fetch-field "from")
5989 date (message-fetch-field "date")
5990 subject (or (message-fetch-field "subject") "none")
5991 references (message-fetch-field "references")
5992 message-id (message-fetch-field "message-id" t)
5993 followup-to (message-fetch-field "followup-to")
5994 newsgroups (message-fetch-field "newsgroups")
5995 posted-to (message-fetch-field "posted-to")
5996 reply-to (message-fetch-field "reply-to")
5997 mrt (message-fetch-field "mail-reply-to")
5998 distribution (message-fetch-field "distribution")
5999 mct (message-fetch-field "mail-copies-to"))
6000 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6001 (string-match "<[^>]+>" gnus-warning))
6002 (setq message-id (match-string 0 gnus-warning)))
6003 ;; Remove bogus distribution.
6004 (when (and (stringp distribution)
6005 (let ((case-fold-search t))
6006 (string-match "world" distribution)))
6007 (setq distribution nil))
6008 (if gnus-list-identifiers
6009 (setq subject (message-strip-list-identifiers subject)))
6010 (setq subject (concat "Re: " (message-strip-subject-re subject)))
6011 (when message-subject-trailing-was-query
6012 (setq subject (message-strip-subject-trailing-was subject)))
6015 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
6017 (setq message-reply-headers
6018 (vector 0 subject from date message-id references 0 0 ""))
6021 `((Subject . ,subject)
6024 (list (cons 'Newsgroups to-newsgroups)))
6025 (follow-to follow-to)
6026 ((and followup-to message-use-followup-to)
6029 ((equal (downcase followup-to) "poster")
6030 (if (or (eq message-use-followup-to 'use)
6031 (message-y-or-n-p "Obey Followup-To: poster? " t "\
6032 You should normally obey the Followup-To: header.
6034 `Followup-To: poster' sends your response via e-mail instead of news.
6036 A typical situation where `Followup-To: poster' is used is when the poster
6037 does not read the newsgroup, so he wouldn't see any replies sent to it.
6039 You may customize the variable `message-use-followup-to', if you
6040 want to get rid of this query permanently."))
6042 (setq message-this-is-news nil)
6043 (cons 'To (or mrt reply-to from "")))
6044 (cons 'Newsgroups newsgroups)))
6046 (if (or (equal followup-to newsgroups)
6047 (not (eq message-use-followup-to 'ask))
6049 (concat "Obey Followup-To: " followup-to "? ") t "\
6050 You should normally obey the Followup-To: header.
6052 `Followup-To: " followup-to "'
6053 directs your response to " (if (string-match "," followup-to)
6054 "the specified newsgroups"
6055 "that newsgroup only") ".
6057 If a message is posted to several newsgroups, Followup-To is often
6058 used to direct the following discussion to one newsgroup only,
6059 because discussions that are spread over several newsgroup tend to
6060 be fragmented and very difficult to follow.
6062 Also, some source/announcement newsgroups are not intended for discussion;
6063 responses here are directed to other newsgroups.
6065 You may customize the variable `message-use-followup-to', if you
6066 want to get rid of this query permanently."))
6067 (cons 'Newsgroups followup-to)
6068 (cons 'Newsgroups newsgroups))))))
6070 `((Newsgroups . ,posted-to)))
6072 `((Newsgroups . ,newsgroups))))
6073 ,@(and distribution (list (cons 'Distribution distribution)))
6075 (not (or (equal (downcase mct) "never")
6076 (equal (downcase mct) "nobody"))))
6077 (list (cons 'Cc (if (or (equal (downcase mct) "always")
6078 (equal (downcase mct) "poster"))
6079 (or mrt reply-to from "")
6084 (defun message-is-yours-p ()
6085 "Non-nil means current article is yours.
6086 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
6087 are yours except those that have Cancel-Lock header not belonging to you.
6088 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
6089 regexp to match all of yours addresses."
6090 ;; Canlock-logic as suggested by Per Abrahamsen
6091 ;; <abraham@dina.kvl.dk>
6093 ;; IF article has cancel-lock THEN
6094 ;; IF we can verify it THEN
6097 ;; error: cancellock: article is not yours
6099 ;; Use old rules, comparing sender...
6102 (message-narrow-to-head-1)
6103 (if (message-fetch-field "Cancel-Lock")
6104 (if (null (canlock-verify))
6106 (error "Failed to verify Cancel-lock: This article is not yours"))
6109 (message-gnksa-enable-p 'cancel-messages)
6110 (and (setq sender (message-fetch-field "sender"))
6111 (string-equal (downcase sender)
6112 (downcase (message-make-sender))))
6113 ;; Email address in From field equals to our address
6114 (and (setq from (message-fetch-field "from"))
6116 (downcase (cadr (mail-extract-address-components from)))
6117 (downcase (cadr (mail-extract-address-components
6118 (message-make-from))))))
6119 ;; Email address in From field matches
6120 ;; 'message-alternative-emails' regexp
6122 message-alternative-emails
6124 message-alternative-emails
6125 (cadr (mail-extract-address-components from))))))))))
6128 (defun message-cancel-news (&optional arg)
6129 "Cancel an article you posted.
6130 If ARG, allow editing of the cancellation message."
6132 (unless (message-news-p)
6133 (error "This is not a news article; canceling is impossible"))
6134 (let (from newsgroups message-id distribution buf)
6136 ;; Get header info from original article.
6138 (message-narrow-to-head-1)
6139 (setq from (message-fetch-field "from")
6140 newsgroups (message-fetch-field "newsgroups")
6141 message-id (message-fetch-field "message-id" t)
6142 distribution (message-fetch-field "distribution")))
6143 ;; Make sure that this article was written by the user.
6144 (unless (message-is-yours-p)
6145 (error "This article is not yours"))
6146 (when (yes-or-no-p "Do you really want to cancel this article? ")
6147 ;; Make control message.
6150 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6152 (insert "Newsgroups: " newsgroups "\n"
6154 "Subject: cmsg cancel " message-id "\n"
6155 "Control: cancel " message-id "\n"
6157 (concat "Distribution: " distribution "\n")
6159 mail-header-separator "\n"
6160 message-cancel-message)
6161 (run-hooks 'message-cancel-hook)
6163 (message "Canceling your article...")
6164 (if (let ((message-syntax-checks
6165 'dont-check-for-anything-just-trust-me))
6166 (funcall message-send-news-function))
6167 (message "Canceling your article...done"))
6168 (kill-buffer buf))))))
6171 (defun message-supersede ()
6172 "Start composing a message to supersede the current message.
6173 This is done simply by taking the old article and adding a Supersedes
6174 header line with the old Message-ID."
6176 (let ((cur (current-buffer)))
6177 ;; Check whether the user owns the article that is to be superseded.
6178 (unless (message-is-yours-p)
6179 (error "This article is not yours"))
6180 ;; Get a normal message buffer.
6181 (message-pop-to-buffer (message-buffer-name "supersede"))
6182 (insert-buffer-substring cur)
6184 (message-narrow-to-head-1)
6185 ;; Remove unwanted headers.
6186 (when message-ignored-supersedes-headers
6187 (message-remove-header message-ignored-supersedes-headers t))
6188 (goto-char (point-min))
6189 (if (not (re-search-forward "^Message-ID: " nil t))
6190 (error "No Message-ID in this article")
6191 (replace-match "Supersedes: " t t))
6192 (goto-char (point-max))
6193 (insert mail-header-separator)
6198 (defun message-recover ()
6199 "Reread contents of current buffer from its last auto-save file."
6201 (let ((file-name (make-auto-save-file-name)))
6202 (cond ((save-window-excursion
6203 (if (not (eq system-type 'vax-vms))
6204 (with-output-to-temp-buffer "*Directory*"
6205 (with-current-buffer standard-output
6206 (fundamental-mode)) ; for Emacs 20.4+
6207 (buffer-disable-undo standard-output)
6208 (let ((default-directory "/"))
6210 "ls" nil standard-output nil "-l" file-name))))
6211 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6212 (let ((buffer-read-only nil))
6214 (insert-file-contents file-name nil)))
6215 (t (error "message-recover cancelled")))))
6217 ;;; Washing Subject:
6219 (defun message-wash-subject (subject)
6220 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6221 Previous forwarders, replyers, etc. may add it."
6224 (goto-char (point-min))
6225 ;; strip Re/Fwd stuff off the beginning
6226 (while (re-search-forward
6227 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6230 ;; and gnus-style forwards [foo@bar.com] subject
6231 (goto-char (point-min))
6232 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6236 (goto-char (point-max))
6237 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6240 ;; and finally, any whitespace that was left-over
6241 (goto-char (point-min))
6242 (while (re-search-forward "^[ \t]+" nil t)
6244 (goto-char (point-max))
6245 (while (re-search-backward "[ \t]+$" nil t)
6250 ;;; Forwarding messages.
6252 (defvar message-forward-decoded-p nil
6253 "Non-nil means the original message is decoded.")
6255 (defun message-forward-subject-name-subject (subject)
6256 "Generate a SUBJECT for a forwarded message.
6257 The form is: [Source] Subject, where if the original message was mail,
6258 Source is the name of the sender, and if the original message was
6259 news, Source is the list of newsgroups is was posted to."
6260 (let* ((group (message-fetch-field "newsgroups"))
6261 (from (message-fetch-field "from"))
6264 (gnus-group-decoded-name group)
6266 (car (gnus-extract-address-components from))
6267 (cadr (gnus-extract-address-components from))))
6270 (if message-forward-decoded-p
6272 (mail-decode-encoded-word-string prefix))
6275 (defun message-forward-subject-author-subject (subject)
6276 "Generate a SUBJECT for a forwarded message.
6277 The form is: [Source] Subject, where if the original message was mail,
6278 Source is the sender, and if the original message was news, Source is
6279 the list of newsgroups is was posted to."
6280 (let* ((group (message-fetch-field "newsgroups"))
6283 (gnus-group-decoded-name group)
6284 (or (message-fetch-field "from")
6287 (if message-forward-decoded-p
6289 (mail-decode-encoded-word-string prefix))
6292 (defun message-forward-subject-fwd (subject)
6293 "Generate a SUBJECT for a forwarded message.
6294 The form is: Fwd: Subject, where Subject is the original subject of
6296 (if (string-match "^Fwd: " subject)
6298 (concat "Fwd: " subject)))
6300 (defun message-make-forward-subject ()
6301 "Return a Subject header suitable for the message in the current buffer."
6304 (message-narrow-to-head-1)
6305 (let ((funcs message-make-forward-subject-function)
6306 (subject (message-fetch-field "Subject")))
6309 (if message-forward-decoded-p
6311 (mail-decode-encoded-word-string subject))
6313 (when message-wash-forwarded-subjects
6314 (setq subject (message-wash-subject subject)))
6315 ;; Make sure funcs is a list.
6318 (setq funcs (list funcs)))
6319 ;; Apply funcs in order, passing subject generated by previous
6320 ;; func to the next one.
6321 (dolist (func funcs)
6322 (when (functionp func)
6323 (setq subject (funcall func subject))))
6327 (defvar gnus-article-decoded-p))
6331 (defun message-forward (&optional news digest)
6332 "Forward the current message via mail.
6333 Optional NEWS will use news to forward instead of mail.
6334 Optional DIGEST will use digest to forward."
6336 (let* ((cur (current-buffer))
6337 (message-forward-decoded-p
6338 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6339 gnus-article-decoded-p ;; In an article buffer.
6340 message-forward-decoded-p))
6341 (subject (message-make-forward-subject)))
6343 (message-news nil subject)
6344 (message-mail nil subject))
6345 (message-forward-make-body cur digest)))
6347 (defun message-forward-make-body-plain (forward-buffer)
6349 "\n-------------------- Start of forwarded message --------------------\n")
6350 (let ((b (point)) e)
6353 (mm-disable-multibyte)
6355 (with-current-buffer forward-buffer
6356 (mm-with-unibyte-current-buffer (buffer-string))))
6357 (mm-enable-multibyte)
6359 (goto-char (point-min))
6360 (when (looking-at "From ")
6361 (replace-match "X-From-Line: "))
6365 "\n-------------------- End of forwarded message --------------------\n")
6366 (when message-forward-ignored-headers
6368 (narrow-to-region b e)
6370 (narrow-to-region (point)
6371 (or (search-forward "\n\n" nil t) (point)))
6372 (message-remove-header message-forward-ignored-headers t)))))
6374 (defun message-forward-make-body-mime (forward-buffer)
6375 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
6376 (let ((b (point)) e)
6378 (narrow-to-region (point) (point))
6379 (mml-insert-buffer forward-buffer)
6380 (goto-char (point-min))
6381 (when (looking-at "From ")
6382 (replace-match "X-From-Line: "))
6383 (goto-char (point-max)))
6385 (insert "<#/part>\n")))
6387 (defun message-forward-make-body-mml (forward-buffer)
6388 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
6389 (let ((b (point)) e)
6390 (if (not message-forward-decoded-p)
6393 (mm-disable-multibyte)
6395 (with-current-buffer forward-buffer
6396 (mm-with-unibyte-current-buffer (buffer-string))))
6397 (mm-enable-multibyte)
6399 (goto-char (point-min))
6400 (when (looking-at "From ")
6401 (replace-match "X-From-Line: "))
6404 (narrow-to-region (point) (point))
6405 (mml-insert-buffer forward-buffer)
6406 (goto-char (point-min))
6407 (when (looking-at "From ")
6408 (replace-match "X-From-Line: "))
6409 (goto-char (point-max))))
6411 (insert "<#/mml>\n")
6412 (when (and (not message-forward-decoded-p)
6413 message-forward-ignored-headers)
6415 (narrow-to-region b e)
6417 (narrow-to-region (point)
6418 (or (search-forward "\n\n" nil t) (point)))
6419 (message-remove-header message-forward-ignored-headers t)))))
6421 (defun message-forward-make-body-digest-plain (forward-buffer)
6423 "\n-------------------- Start of forwarded message --------------------\n")
6424 (let ((b (point)) e)
6425 (mml-insert-buffer forward-buffer)
6428 "\n-------------------- End of forwarded message --------------------\n")))
6430 (defun message-forward-make-body-digest-mime (forward-buffer)
6431 (insert "\n<#multipart type=digest>\n")
6432 (let ((b (point)) e)
6433 (insert-buffer-substring forward-buffer)
6435 (insert "<#/multipart>\n")
6437 (narrow-to-region b e)
6439 (narrow-to-region (point)
6440 (or (search-forward "\n\n" nil t) (point)))
6441 (delete-region (point-min) (point-max)))))
6443 (defun message-forward-make-body-digest (forward-buffer)
6444 (if message-forward-as-mime
6445 (message-forward-make-body-digest-mime forward-buffer)
6446 (message-forward-make-body-digest-plain forward-buffer)))
6449 (defun message-forward-make-body (forward-buffer &optional digest)
6450 ;; Put point where we want it before inserting the forwarded
6452 (if message-forward-before-signature
6454 (goto-char (point-max)))
6456 (message-forward-make-body-digest forward-buffer)
6457 (if message-forward-as-mime
6458 (if (and message-forward-show-mml
6459 (not (and (eq message-forward-show-mml 'best)
6460 (with-current-buffer forward-buffer
6461 (goto-char (point-min))
6463 "Content-Type: *multipart/\\(signed\\|encrypted\\)"
6465 (message-forward-make-body-mml forward-buffer)
6466 (message-forward-make-body-mime forward-buffer))
6467 (message-forward-make-body-plain forward-buffer)))
6468 (message-position-point))
6471 (defun message-forward-rmail-make-body (forward-buffer)
6472 (save-window-excursion
6473 (set-buffer forward-buffer)
6474 (if (rmail-msg-is-pruned)
6475 (rmail-msg-restore-non-pruned-header)))
6476 (message-forward-make-body forward-buffer))
6478 (eval-when-compile (defvar rmail-enable-mime-composing))
6480 ;; Fixme: Should have defcustom.
6482 (defun message-insinuate-rmail ()
6483 "Let RMAIL use message to forward."
6485 (setq rmail-enable-mime-composing t)
6486 (setq rmail-insert-mime-forwarded-message-function
6487 'message-forward-rmail-make-body))
6490 (defun message-resend (address)
6491 "Resend the current article to ADDRESS."
6493 (list (message-read-from-minibuffer "Resend message to: ")))
6494 (message "Resending message to %s..." address)
6496 (let ((cur (current-buffer))
6498 ;; We first set up a normal mail buffer.
6499 (unless (message-mail-user-agent)
6500 (set-buffer (get-buffer-create " *message resend*"))
6502 (let ((message-this-is-mail t)
6504 (message-setup `((To . ,address))))
6505 ;; Insert our usual headers.
6506 (message-generate-headers '(From Date To Message-ID))
6507 (message-narrow-to-headers)
6508 ;; Remove X-Draft-From header etc.
6509 (message-remove-header message-ignored-mail-headers t)
6510 ;; Rename them all to "Resent-*".
6511 (goto-char (point-min))
6512 (while (re-search-forward "^[A-Za-z]" nil t)
6517 (delete-region (point) (point-max))
6519 ;; Insert the message to be resent.
6520 (insert-buffer-substring cur)
6521 (goto-char (point-min))
6522 (search-forward "\n\n")
6525 (narrow-to-region beg (point))
6526 (message-remove-header message-ignored-resent-headers t)
6527 (goto-char (point-max)))
6528 (insert mail-header-separator)
6529 ;; Rename all old ("Also-")Resent headers.
6530 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
6533 ;; Quote any "From " lines at the beginning.
6535 (when (looking-at "From ")
6536 (replace-match "X-From-Line: "))
6538 (let ((message-inhibit-body-encoding t)
6539 message-required-mail-headers
6540 rfc2047-encode-encoded-words)
6541 (message-send-mail))
6542 (kill-buffer (current-buffer)))
6543 (message "Resending message to %s...done" address)))
6546 (defun message-bounce ()
6547 "Re-mail the current message.
6548 This only makes sense if the current message is a bounce message that
6549 contains some mail you have written which has been bounced back to
6552 (let ((handles (mm-dissect-buffer t))
6554 (message-pop-to-buffer (message-buffer-name "bounce"))
6555 (if (stringp (car handles))
6556 ;; This is a MIME bounce.
6557 (mm-insert-part (car (last handles)))
6558 ;; This is a non-MIME bounce, so we try to remove things
6560 (mm-insert-part handles)
6562 (goto-char (point-min))
6563 (re-search-forward "\n\n+" nil t)
6564 (setq boundary (point))
6565 ;; We remove everything before the bounced mail.
6566 (if (or (re-search-forward message-unsent-separator nil t)
6568 (search-forward "\n\n" nil 'move)
6569 (re-search-backward "^Return-Path:.*\n" boundary t)))
6572 (delete-region (point-min)
6573 (if (re-search-forward "^[^ \n\t]+:" nil t)
6576 (goto-char boundary)
6577 (when (re-search-backward "^.?From .*\n" nil t)
6578 (delete-region (match-beginning 0) (match-end 0)))))
6579 (mm-enable-multibyte)
6581 (message-narrow-to-head-1)
6582 (message-remove-header message-ignored-bounced-headers t)
6583 (goto-char (point-max))
6584 (insert mail-header-separator))
6585 (message-position-point)))
6588 ;;; Interactive entry points for new message buffers.
6592 (defun message-mail-other-window (&optional to subject)
6593 "Like `message-mail' command, but display mail buffer in another window."
6595 (unless (message-mail-user-agent)
6596 (let ((pop-up-windows t)
6597 (special-display-buffer-names nil)
6598 (special-display-regexps nil)
6599 (same-window-buffer-names nil)
6600 (same-window-regexps nil))
6601 (message-pop-to-buffer (message-buffer-name "mail" to))))
6602 (let ((message-this-is-mail t))
6603 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6604 nil nil 'switch-to-buffer-other-window)))
6607 (defun message-mail-other-frame (&optional to subject)
6608 "Like `message-mail' command, but display mail buffer in another frame."
6610 (unless (message-mail-user-agent)
6611 (let ((pop-up-frames t)
6612 (special-display-buffer-names nil)
6613 (special-display-regexps nil)
6614 (same-window-buffer-names nil)
6615 (same-window-regexps nil))
6616 (message-pop-to-buffer (message-buffer-name "mail" to))))
6617 (let ((message-this-is-mail t))
6618 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6619 nil nil 'switch-to-buffer-other-frame)))
6622 (defun message-news-other-window (&optional newsgroups subject)
6623 "Start editing a news article to be sent."
6625 (let ((pop-up-windows t)
6626 (special-display-buffer-names nil)
6627 (special-display-regexps nil)
6628 (same-window-buffer-names nil)
6629 (same-window-regexps nil))
6630 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6631 (let ((message-this-is-news t))
6632 (message-setup `((Newsgroups . ,(or newsgroups ""))
6633 (Subject . ,(or subject ""))))))
6636 (defun message-news-other-frame (&optional newsgroups subject)
6637 "Start editing a news article to be sent."
6639 (let ((pop-up-frames t)
6640 (special-display-buffer-names nil)
6641 (special-display-regexps nil)
6642 (same-window-buffer-names nil)
6643 (same-window-regexps nil))
6644 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6645 (let ((message-this-is-news t))
6646 (message-setup `((Newsgroups . ,(or newsgroups ""))
6647 (Subject . ,(or subject ""))))))
6651 ;; This code should be moved to underline.el (from which it is stolen).
6654 (defun message-bold-region (start end)
6655 "Bold all nonblank characters in the region.
6656 Works by overstriking characters.
6657 Called from program, takes two arguments START and END
6658 which specify the range to operate on."
6661 (let ((end1 (make-marker)))
6662 (move-marker end1 (max start end))
6663 (goto-char (min start end))
6664 (while (< (point) end1)
6665 (or (looking-at "[_\^@- ]")
6666 (insert (char-after) "\b"))
6667 (forward-char 1)))))
6670 (defun message-unbold-region (start end)
6671 "Remove all boldness (overstruck characters) in the region.
6672 Called from program, takes two arguments START and END
6673 which specify the range to operate on."
6676 (let ((end1 (make-marker)))
6677 (move-marker end1 (max start end))
6678 (goto-char (min start end))
6679 (while (search-forward "\b" end1 t)
6680 (if (eq (char-after) (char-after (- (point) 2)))
6681 (delete-char -2))))))
6683 (defun message-exchange-point-and-mark ()
6684 "Exchange point and mark, but don't activate region if it was inactive."
6686 (message-mark-active-p)
6687 (exchange-point-and-mark))
6688 (setq mark-active nil)))
6690 (defalias 'message-make-overlay 'make-overlay)
6691 (defalias 'message-delete-overlay 'delete-overlay)
6692 (defalias 'message-overlay-put 'overlay-put)
6693 (defun message-kill-all-overlays ()
6694 (if (featurep 'xemacs)
6695 (map-extents (lambda (extent ignore) (delete-extent extent)))
6696 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
6698 ;; Support for toolbar
6700 (defvar tool-bar-map)
6701 (defvar tool-bar-mode))
6703 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
6704 ;; We need to make tool bar entries in local keymaps with
6705 ;; `tool-bar-local-item-from-menu' in Emacs >= 22
6706 (if (fboundp 'tool-bar-local-item-from-menu)
6707 (tool-bar-local-item-from-menu command icon in-map from-map props)
6708 (tool-bar-add-item-from-menu command icon from-map props)))
6710 (defun message-tool-bar-map ()
6711 (or message-tool-bar-map
6712 (setq message-tool-bar-map
6714 (condition-case nil (require 'tool-bar) (error nil))
6715 (fboundp 'tool-bar-add-item-from-menu)
6717 (let ((tool-bar-map (copy-keymap tool-bar-map))
6718 (load-path (mm-image-load-path)))
6719 ;; Zap some items which aren't so relevant and take
6721 (dolist (key '(print-buffer kill-buffer save-buffer
6722 write-file dired open-file))
6723 (define-key tool-bar-map (vector key) nil))
6724 (message-tool-bar-local-item-from-menu
6725 'message-send-and-exit "mail/send" tool-bar-map message-mode-map)
6726 (message-tool-bar-local-item-from-menu
6727 'message-kill-buffer "close" tool-bar-map message-mode-map)
6728 (message-tool-bar-local-item-from-menu
6729 'message-dont-send "cancel" tool-bar-map message-mode-map)
6730 (message-tool-bar-local-item-from-menu
6731 'mml-attach-file "attach" tool-bar-map mml-mode-map)
6732 (message-tool-bar-local-item-from-menu
6733 'ispell-message "spell" tool-bar-map message-mode-map)
6734 (message-tool-bar-local-item-from-menu
6735 'mml-preview "preview"
6736 tool-bar-map mml-mode-map)
6737 (message-tool-bar-local-item-from-menu
6738 'message-insert-importance-high "important"
6739 tool-bar-map message-mode-map)
6740 (message-tool-bar-local-item-from-menu
6741 'message-insert-importance-low "unimportant"
6742 tool-bar-map message-mode-map)
6743 (message-tool-bar-local-item-from-menu
6744 'message-insert-disposition-notification-to "receipt"
6745 tool-bar-map message-mode-map)
6748 ;;; Group name completion.
6750 (defcustom message-newgroups-header-regexp
6751 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6752 "Regexp that match headers that lists groups."
6756 (defcustom message-completion-alist
6757 (list (cons message-newgroups-header-regexp 'message-expand-group)
6758 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6759 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6760 . message-expand-name)
6761 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6762 . message-expand-name))
6763 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6766 :type '(alist :key-type regexp :value-type function))
6768 (defcustom message-expand-name-databases
6770 "List of databases to try for name completion (`message-expand-name').
6771 Each element is a symbol and can be `bbdb' or `eudc'."
6773 :type '(set (const bbdb) (const eudc)))
6775 (defcustom message-tab-body-function nil
6776 "*Function to execute when `message-tab' (TAB) is executed in the body.
6777 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6780 :link '(custom-manual "(message)Various Commands")
6781 :type '(choice (const nil)
6784 (defun message-tab ()
6785 "Complete names according to `message-completion-alist'.
6786 Execute function specified by `message-tab-body-function' when not in
6789 (let ((alist message-completion-alist))
6791 (let ((mail-abbrev-mode-regexp (caar alist)))
6792 (not (mail-abbrev-in-expansion-header-p))))
6793 (setq alist (cdr alist)))
6794 (funcall (or (cdar alist) message-tab-body-function
6795 (lookup-key text-mode-map "\t")
6796 (lookup-key global-map "\t")
6797 'indent-relative))))
6802 (let ((standard-output (current-buffer)))
6803 (eval '(display-completion-list nil "")))
6804 (defalias 'message-display-completion-list 'display-completion-list))
6805 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
6806 (defun message-display-completion-list (completions &optional ignore)
6807 "Display the list of completions, COMPLETIONS, using `standard-output'."
6808 (display-completion-list completions)))))
6810 (defun message-expand-group ()
6811 "Expand the group name under point."
6812 (let* ((b (save-excursion
6817 (skip-chars-forward "^:")
6820 (skip-chars-backward "^, \t\n") (point))))
6821 (completion-ignore-case t)
6822 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6824 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6825 (completions (all-completions string hashtb))
6827 (delete-region b (point))
6829 ((= (length completions) 1)
6830 (if (string= (car completions) string)
6833 (message "Only matching group"))
6834 (insert (car completions))))
6835 ((and (setq comp (try-completion string hashtb))
6836 (not (string= comp string)))
6841 (message "No matching groups")
6842 (save-selected-window
6843 (pop-to-buffer "*Completions*")
6844 (buffer-disable-undo)
6845 (let ((buffer-read-only nil))
6847 (let ((standard-output (current-buffer)))
6848 (message-display-completion-list (sort completions 'string<)
6850 (setq buffer-read-only nil)
6851 (goto-char (point-min))
6852 (delete-region (point) (progn (forward-line 3) (point))))))))))
6854 (defun message-expand-name ()
6855 (cond ((and (memq 'eudc message-expand-name-databases)
6856 (boundp 'eudc-protocol)
6858 (eudc-expand-inline))
6859 ((and (memq 'bbdb message-expand-name-databases)
6860 (fboundp 'bbdb-complete-name))
6861 (bbdb-complete-name))
6867 (defun message-talkative-question (ask question show &rest text)
6868 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6869 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6870 The following arguments may contain lists of values."
6872 (setq text (message-flatten-list text)))
6873 (save-window-excursion
6875 (with-output-to-temp-buffer " *MESSAGE information message*"
6876 (set-buffer " *MESSAGE information message*")
6877 (fundamental-mode) ; for Emacs 20.4+
6878 (mapcar 'princ text)
6879 (goto-char (point-min))))
6880 (funcall ask question))
6881 (funcall ask question)))
6883 (defun message-flatten-list (list)
6884 "Return a new, flat list that contains all elements of LIST.
6886 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6889 (apply 'append (mapcar 'message-flatten-list list)))
6893 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6894 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
6895 Then clone the local variables and values from the old buffer to the
6896 new one, cloning only the locals having a substring matching the
6898 (let ((oldbuf (current-buffer)))
6900 (set-buffer (generate-new-buffer name))
6901 (message-clone-locals oldbuf varstr)
6904 (defun message-clone-locals (buffer &optional varstr)
6905 "Clone the local variables from BUFFER to the current buffer."
6906 (let ((locals (save-excursion
6908 (buffer-local-variables)))
6909 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
6912 (when (and (consp local)
6914 (string-match regexp (symbol-name (car local)))
6916 (string-match varstr (symbol-name (car local)))))
6918 (set (make-local-variable (car local))
6926 (defvar message-inhibit-body-encoding nil)
6928 (defun message-encode-message-body ()
6929 (unless message-inhibit-body-encoding
6930 (let ((mail-parse-charset (or mail-parse-charset
6931 message-default-charset))
6932 (case-fold-search t)
6933 lines content-type-p)
6936 (narrow-to-region (point) (point-max))
6937 (let ((new (mml-generate-mime)))
6939 (delete-region (point-min) (point-max))
6941 (goto-char (point-min))
6942 (if (eq (aref new 0) ?\n)
6944 (search-forward "\n\n")
6945 (setq lines (buffer-substring (point-min) (1- (point))))
6946 (delete-region (point-min) (point))))))
6948 (message-narrow-to-headers-or-head)
6949 (message-remove-header "Mime-Version")
6950 (goto-char (point-max))
6951 (insert "MIME-Version: 1.0\n")
6954 (setq content-type-p
6956 (re-search-backward "^Content-Type:" nil t))))
6958 (message-narrow-to-headers-or-head)
6959 (message-remove-first-header "Content-Type")
6960 (message-remove-first-header "Content-Transfer-Encoding"))
6961 ;; We always make sure that the message has a Content-Type
6962 ;; header. This is because some broken MTAs and MUAs get
6963 ;; awfully confused when confronted with a message with a
6964 ;; MIME-Version header and without a Content-Type header. For
6965 ;; instance, Solaris' /usr/bin/mail.
6966 (unless content-type-p
6967 (goto-char (point-min))
6968 ;; For unknown reason, MIME-Version doesn't exist.
6969 (when (re-search-forward "^MIME-Version:" nil t)
6971 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
6973 (defun message-read-from-minibuffer (prompt &optional initial-contents)
6974 "Read from the minibuffer while providing abbrev expansion."
6975 (if (fboundp 'mail-abbrevs-setup)
6976 (let ((mail-abbrev-mode-regexp "")
6977 (minibuffer-setup-hook 'mail-abbrevs-setup)
6978 (minibuffer-local-map message-minibuffer-local-map))
6979 (read-from-minibuffer prompt initial-contents))
6980 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
6981 (minibuffer-local-map message-minibuffer-local-map))
6982 (read-string prompt initial-contents))))
6984 (defun message-use-alternative-email-as-from ()
6985 "Set From field of the outgoing message to the first matching
6986 address in `message-alternative-emails', looking at To, Cc and
6987 From headers in the original article."
6988 (require 'mail-utils)
6989 (let* ((fields '("To" "Cc" "From"))
6992 (mail-strip-quoted-names
6993 (mapconcat 'message-fetch-reply-field fields ","))
6997 (if (string-match message-alternative-emails (car emails))
6998 (setq email (car emails)
7001 (unless (or (not email) (equal email user-mail-address))
7002 (message-remove-header "From")
7003 (goto-char (point-max))
7004 (insert "From: " (let ((user-mail-address email)) (message-make-from))
7007 (defun message-options-get (symbol)
7008 (cdr (assq symbol message-options)))
7010 (defun message-options-set (symbol value)
7011 (let ((the-cons (assq symbol message-options)))
7014 (setcdr the-cons value)
7015 (setq message-options (delq the-cons message-options)))
7017 (push (cons symbol value) message-options))))
7020 (defun message-options-set-recipient ()
7022 (message-narrow-to-headers-or-head)
7023 (message-options-set 'message-sender
7024 (mail-strip-quoted-names
7025 (message-fetch-field "from")))
7026 (message-options-set 'message-recipients
7027 (mail-strip-quoted-names
7028 (let ((to (message-fetch-field "to"))
7029 (cc (message-fetch-field "cc"))
7030 (bcc (message-fetch-field "bcc")))
7033 (if (and to cc) ", ")
7035 (if (and (or to cc) bcc) ", ")
7038 (defun message-hide-headers ()
7039 "Hide headers based on the `message-hidden-headers' variable."
7040 (let ((regexps (if (stringp message-hidden-headers)
7041 (list message-hidden-headers)
7042 message-hidden-headers))
7043 (inhibit-point-motion-hooks t)
7044 (after-change-functions nil)
7049 (message-narrow-to-headers)
7050 (goto-char (point-min))
7052 (if (not (message-hide-header-p regexps))
7053 (message-next-header)
7054 (let ((begin (point))
7056 (message-next-header)
7057 (setq header (buffer-substring begin (point))
7058 header-len (- (point) begin))
7059 (delete-region begin (point))
7060 (goto-char (1+ end-of-headers))
7062 (setq end-of-headers
7063 (+ end-of-headers header-len))))))))
7064 (narrow-to-region (1+ end-of-headers) (point-max))))
7066 (defun message-hide-header-p (regexps)
7069 (when (eq (car regexps) 'not)
7072 (dolist (regexp regexps)
7073 (setq result (or result (looking-at regexp))))
7078 (when (featurep 'xemacs)
7079 (require 'messagexmas)
7080 (message-xmas-redefine))
7084 (run-hooks 'message-load-hook)
7087 ;; coding: iso-8859-1
7090 ;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
7091 ;;; message.el ends here