1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: mail, news
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 ;; This mode provides mail-sending facilities from within Emacs. It
28 ;; consists mainly of large chunks of code from the sendmail.el,
29 ;; gnus-msg.el and rnewspost.el files.
35 (defvar gnus-message-group-art)
36 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
41 ;; This is apparently necessary even though things are autoloaded.
42 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
43 ;; require mailabbrev here.
44 (if (featurep 'xemacs)
45 (require 'mail-abbrevs)
46 (require 'mailabbrev))
51 (defgroup message '((user-mail-address custom-variable)
52 (user-full-name custom-variable))
53 "Mail and news message composing."
54 :link '(custom-manual "(message)Top")
58 (put 'user-mail-address 'custom-type 'string)
59 (put 'user-full-name 'custom-type 'string)
61 (defgroup message-various nil
62 "Various Message Variables"
63 :link '(custom-manual "(message)Various Message Variables")
66 (defgroup message-buffers nil
68 :link '(custom-manual "(message)Message Buffers")
71 (defgroup message-sending nil
73 :link '(custom-manual "(message)Sending Variables")
76 (defgroup message-interface nil
78 :link '(custom-manual "(message)Interface")
81 (defgroup message-forwarding nil
83 :link '(custom-manual "(message)Forwarding")
84 :group 'message-interface)
86 (defgroup message-insertion nil
88 :link '(custom-manual "(message)Insertion")
91 (defgroup message-headers nil
93 :link '(custom-manual "(message)Message Headers")
96 (defgroup message-news nil
97 "Composing News Messages"
100 (defgroup message-mail nil
101 "Composing Mail Messages"
104 (defgroup message-faces nil
105 "Faces used for message composing."
109 (defcustom message-directory "~/Mail/"
110 "*Directory from which all other mail file variables are derived."
111 :group 'message-various
114 (defcustom message-max-buffers 10
115 "*How many buffers to keep before starting to kill them off."
116 :group 'message-buffers
119 (defcustom message-send-rename-function nil
120 "Function called to rename the buffer after sending it."
121 :group 'message-buffers
122 :type '(choice function (const nil)))
124 (defcustom message-fcc-handler-function 'message-output
125 "*A function called to save outgoing articles.
126 This function will be called with the name of the file to store the
127 article in. The default function is `message-output' which saves in Unix
129 :type '(radio (function-item message-output)
130 (function :tag "Other"))
131 :group 'message-sending)
133 (defcustom message-fcc-externalize-attachments nil
134 "If non-nil, attachments are included as external parts in Fcc copies."
137 :group 'message-sending)
139 (defcustom message-courtesy-message
140 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
141 "*This is inserted at the start of a mailed copy of a posted message.
142 If the string contains the format spec \"%s\", the Newsgroups
143 the article has been posted to will be inserted there.
144 If this variable is nil, no such courtesy message will be added."
145 :group 'message-sending
146 :type '(radio string (const nil)))
148 (defcustom message-ignored-bounced-headers
149 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
150 "*Regexp that matches headers to be removed in resent bounced mail."
151 :group 'message-interface
155 (defcustom message-from-style 'default
156 "*Specifies how \"From\" headers look.
158 If nil, they contain just the return address like:
160 If `parens', they look like:
161 king@grassland.com (Elvis Parsley)
162 If `angles', they look like:
163 Elvis Parsley <king@grassland.com>
165 Otherwise, most addresses look like `angles', but they look like
166 `parens' if `angles' would need quoting and `parens' would not."
167 :type '(choice (const :tag "simple" nil)
171 :group 'message-headers)
173 (defcustom message-insert-canlock t
174 "Whether to insert a Cancel-Lock header in news postings."
176 :group 'message-headers
179 (defcustom message-syntax-checks
180 (if message-insert-canlock '((sender . disabled)) nil)
181 ;; Guess this one shouldn't be easy to customize...
182 "*Controls what syntax checks should not be performed on outgoing posts.
183 To disable checking of long signatures, for instance, add
184 `(signature . disabled)' to this list.
186 Don't touch this variable unless you really know what you're doing.
188 Checks include `subject-cmsg', `multiple-headers', `sendsys',
189 `message-id', `from', `long-lines', `control-chars', `size',
190 `new-text', `quoting-style', `redirected-followup', `signature',
191 `approved', `sender', `empty', `empty-headers', `message-id', `from',
192 `subject', `shorten-followup-to', `existing-newsgroups',
193 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
194 `continuation-headers', `long-header-lines', `invisible-text' and
197 :type '(repeat sexp)) ; Fixme: improve this
199 (defcustom message-required-headers '((optional . References)
201 "*Headers to be generated or prompted for when sending a message.
202 Also see `message-required-news-headers' and
203 `message-required-mail-headers'."
206 :group 'message-headers
207 :link '(custom-manual "(message)Message Headers")
208 :type '(repeat sexp))
210 (defcustom message-draft-headers '(References From)
211 "*Headers to be generated when saving a draft message."
214 :group 'message-headers
215 :link '(custom-manual "(message)Message Headers")
216 :type '(repeat sexp))
218 (defcustom message-required-news-headers
219 '(From Newsgroups Subject Date Message-ID
220 (optional . Organization)
221 (optional . User-Agent))
222 "*Headers to be generated or prompted for when posting an article.
223 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
224 Message-ID. Organization, Lines, In-Reply-To, Expires, and
225 User-Agent are optional. If don't you want message to insert some
226 header, remove it from this list."
228 :group 'message-headers
229 :link '(custom-manual "(message)Message Headers")
230 :type '(repeat sexp))
232 (defcustom message-required-mail-headers
233 '(From Subject Date (optional . In-Reply-To) Message-ID
234 (optional . User-Agent))
235 "*Headers to be generated or prompted for when mailing a message.
236 It is recommended that From, Date, To, Subject and Message-ID be
237 included. Organization and User-Agent are optional."
239 :group 'message-headers
240 :link '(custom-manual "(message)Message Headers")
241 :type '(repeat sexp))
243 (defcustom message-deletable-headers '(Message-ID Date Lines)
244 "Headers to be deleted if they already exist and were generated by message previously."
245 :group 'message-headers
246 :link '(custom-manual "(message)Message Headers")
249 (defcustom message-ignored-news-headers
250 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
251 "*Regexp of headers to be removed unconditionally before posting."
253 :group 'message-headers
254 :link '(custom-manual "(message)Message Headers")
255 :type '(repeat :value-to-internal (lambda (widget value)
256 (custom-split-regexp-maybe value))
257 :match (lambda (widget value)
259 (widget-editable-list-match widget value)))
262 (defcustom message-ignored-mail-headers
263 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
264 "*Regexp of headers to be removed unconditionally before mailing."
266 :group 'message-headers
267 :link '(custom-manual "(message)Mail Headers")
270 (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:"
271 "*Header lines matching this regexp will be deleted before posting.
272 It's best to delete old Path and Date headers before posting to avoid
274 :group 'message-interface
275 :link '(custom-manual "(message)Superseding")
276 :type '(repeat :value-to-internal (lambda (widget value)
277 (custom-split-regexp-maybe value))
278 :match (lambda (widget value)
280 (widget-editable-list-match widget value)))
283 (defcustom message-subject-re-regexp
284 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
285 "*Regexp matching \"Re: \" in the subject line."
286 :group 'message-various
287 :link '(custom-manual "(message)Message Headers")
290 ;;; Start of variables adopted from `message-utils.el'.
292 (defcustom message-subject-trailing-was-query 'ask
293 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
294 If nil, leave the subject unchanged. If it is the symbol `ask', query
295 the user what do do. In this case, the subject is matched against
296 `message-subject-trailing-was-ask-regexp'. If
297 `message-subject-trailing-was-query' is t, always strip the trailing
298 old subject. In this case, `message-subject-trailing-was-regexp' is
301 :type '(choice (const :tag "never" nil)
302 (const :tag "always strip" t)
304 :link '(custom-manual "(message)Message Headers")
305 :group 'message-various)
307 (defcustom message-subject-trailing-was-ask-regexp
308 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
309 "*Regexp matching \"(was: <old subject>)\" in the subject line.
311 The function `message-strip-subject-trailing-was' uses this regexp if
312 `message-subject-trailing-was-query' is set to the symbol `ask'. If
313 the variable is t instead of `ask', use
314 `message-subject-trailing-was-regexp' instead.
316 It is okay to create some false positives here, as the user is asked."
318 :group 'message-various
319 :link '(custom-manual "(message)Message Headers")
322 (defcustom message-subject-trailing-was-regexp
323 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
324 "*Regexp matching \"(was: <old subject>)\" in the subject line.
326 If `message-subject-trailing-was-query' is set to t, the subject is
327 matched against `message-subject-trailing-was-regexp' in
328 `message-strip-subject-trailing-was'. You should use a regexp creating very
329 few false positives here."
331 :group 'message-various
332 :link '(custom-manual "(message)Message Headers")
335 ;; Fixme: Why are all these things autoloaded?
337 ;;; marking inserted text
340 (defcustom message-mark-insert-begin
341 "--8<---------------cut here---------------start------------->8---\n"
342 "How to mark the beginning of some inserted text."
345 :link '(custom-manual "(message)Insertion Variables")
346 :group 'message-various)
349 (defcustom message-mark-insert-end
350 "--8<---------------cut here---------------end--------------->8---\n"
351 "How to mark the end of some inserted text."
354 :link '(custom-manual "(message)Insertion Variables")
355 :group 'message-various)
358 (defcustom message-archive-header
359 "X-No-Archive: Yes\n"
360 "Header to insert when you don't want your article to be archived.
361 Archives \(such as groups.google.com\) respect this header."
364 :link '(custom-manual "(message)Header Commands")
365 :group 'message-various)
368 (defcustom message-archive-note
369 "X-No-Archive: Yes - save http://groups.google.com/"
370 "Note to insert why you wouldn't want this posting archived.
371 If nil, don't insert any text in the body."
373 :type '(radio string (const nil))
374 :link '(custom-manual "(message)Header Commands")
375 :group 'message-various)
377 ;;; Crossposts and Followups
378 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
379 ;; new suggestions by R. Weikusat <rw at another.de>
381 (defvar message-cross-post-old-target nil
382 "Old target for cross-posts or follow-ups.")
383 (make-variable-buffer-local 'message-cross-post-old-target)
386 (defcustom message-cross-post-default t
387 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
388 If nil, `message-cross-post-followup-to' will only do a followup. Note that
389 you can explicitly override this setting by calling
390 `message-cross-post-followup-to' with a prefix."
393 :group 'message-various)
396 (defcustom message-cross-post-note
397 "Crosspost & Followup-To: "
398 "Note to insert before signature to notify of cross-post and follow-up."
401 :group 'message-various)
404 (defcustom message-followup-to-note
406 "Note to insert before signature to notify of follow-up only."
409 :group 'message-various)
412 (defcustom message-cross-post-note-function
413 'message-cross-post-insert-note
414 "Function to use to insert note about Crosspost or Followup-To.
415 The function will be called with four arguments. The function should not only
416 insert a note, but also ensure old notes are deleted. See the documentation
417 for `message-cross-post-insert-note'."
420 :group 'message-various)
422 ;;; End of variables adopted from `message-utils.el'.
425 (defcustom message-signature-separator "^-- *$"
426 "Regexp matching the signature separator."
428 :link '(custom-manual "(message)Various Message Variables")
429 :group 'message-various)
431 (defcustom message-elide-ellipsis "\n[...]\n\n"
432 "*The string which is inserted for elided text."
434 :link '(custom-manual "(message)Various Commands")
435 :group 'message-various)
437 (defcustom message-interactive t
438 "Non-nil means when sending a message wait for and display errors.
439 nil means let mailer mail back a message to report errors."
440 :group 'message-sending
442 :link '(custom-manual "(message)Sending Variables")
445 (defcustom message-generate-new-buffers 'unique
446 "*Non-nil means create a new message buffer whenever `message-setup' is called.
447 If this is a function, call that function with three parameters: The type,
448 the to address and the group name. (Any of these may be nil.) The function
449 should return the new buffer name."
450 :group 'message-buffers
451 :link '(custom-manual "(message)Message Buffers")
452 :type '(choice (const :tag "off" nil)
453 (const :tag "unique" unique)
454 (const :tag "unsent" unsent)
457 (defcustom message-kill-buffer-on-exit nil
458 "*Non-nil means that the message buffer will be killed after sending a message."
459 :group 'message-buffers
460 :link '(custom-manual "(message)Message Buffers")
464 (defvar gnus-local-organization))
465 (defcustom message-user-organization
466 (or (and (boundp 'gnus-local-organization)
467 (stringp gnus-local-organization)
468 gnus-local-organization)
469 (getenv "ORGANIZATION")
471 "*String to be used as an Organization header.
472 If t, use `message-user-organization-file'."
473 :group 'message-headers
474 :type '(choice string
475 (const :tag "consult file" t)))
478 (defcustom message-user-organization-file "/usr/lib/news/organization"
479 "*Local news organization file."
481 :link '(custom-manual "(message)News Headers")
482 :group 'message-headers)
484 (defcustom message-make-forward-subject-function
485 #'message-forward-subject-name-subject
486 "*List of functions called to generate subject headers for forwarded messages.
487 The subject generated by the previous function is passed into each
490 The provided functions are:
492 * `message-forward-subject-author-subject' Source of article (author or
493 newsgroup), in brackets followed by the subject
494 * `message-forward-subject-name-subject' Source of article (name of author
495 or newsgroup), in brackets followed by the subject
496 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
498 :group 'message-forwarding
499 :link '(custom-manual "(message)Forwarding")
500 :type '(radio (function-item message-forward-subject-author-subject)
501 (function-item message-forward-subject-fwd)
502 (function-item message-forward-subject-name-subject)
503 (repeat :tag "List of functions" function)))
505 (defcustom message-forward-as-mime t
506 "*Non-nil means forward messages as an inline/rfc822 MIME section.
507 Otherwise, directly inline the old message in the forwarded message."
509 :group 'message-forwarding
510 :link '(custom-manual "(message)Forwarding")
513 (defcustom message-forward-show-mml 'best
514 "*Non-nil means show forwarded messages as MML (decoded from MIME).
515 Otherwise, forwarded messages are unchanged.
516 Can also be the symbol `best' to indicate that MML should be
517 used, except when it is a bad idea to use MML. One example where
518 it is a bad idea is when forwarding a signed or encrypted
519 message, because converting MIME to MML would invalidate the
522 :group 'message-forwarding
523 :type '(choice (const :tag "use MML" t)
524 (const :tag "don't use MML " nil)
525 (const :tag "use MML when appropriate" best)))
527 (defcustom message-forward-before-signature t
528 "*Non-nil means put forwarded message before signature, else after."
529 :group 'message-forwarding
532 (defcustom message-wash-forwarded-subjects nil
533 "*Non-nil means try to remove as much cruft as possible from the subject.
534 Done before generating the new subject of a forward."
535 :group 'message-forwarding
536 :link '(custom-manual "(message)Forwarding")
539 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
540 "*All headers that match this regexp will be deleted when resending a message."
541 :group 'message-interface
542 :link '(custom-manual "(message)Resending")
543 :type '(repeat :value-to-internal (lambda (widget value)
544 (custom-split-regexp-maybe value))
545 :match (lambda (widget value)
547 (widget-editable-list-match widget value)))
550 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
551 "*All headers that match this regexp will be deleted when forwarding a message."
553 :group 'message-forwarding
554 :type '(repeat :value-to-internal (lambda (widget value)
555 (custom-split-regexp-maybe value))
556 :match (lambda (widget value)
558 (widget-editable-list-match widget value)))
561 (defcustom message-ignored-cited-headers "."
562 "*Delete these headers from the messages you yank."
563 :group 'message-insertion
564 :link '(custom-manual "(message)Insertion Variables")
567 (defcustom message-cite-prefix-regexp
568 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
569 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
570 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
571 (let (non-word-constituents)
572 (with-syntax-table text-mode-syntax-table
573 (setq non-word-constituents
575 (if (string-match "\\w" "-") "" "-")
576 (if (string-match "\\w" "_") "" "_")
577 (if (string-match "\\w" ".") "" "."))))
578 (if (equal non-word-constituents "")
579 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
580 (concat "\\([ \t]*\\(\\w\\|["
581 non-word-constituents
582 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
583 "*Regexp matching the longest possible citation prefix on a line."
585 :group 'message-insertion
586 :link '(custom-manual "(message)Insertion Variables")
589 (defcustom message-cancel-message "I am canceling my own article.\n"
590 "Message to be inserted in the cancel message."
591 :group 'message-interface
592 :link '(custom-manual "(message)Canceling News")
595 ;; Useful to set in site-init.el
597 (defcustom message-send-mail-function
598 (let ((program (if (boundp 'sendmail-program)
603 (string-match "/" program) ;; Skip path
604 (file-executable-p program))
605 'message-send-mail-with-sendmail)
607 (executable-find program))
608 'message-send-mail-with-sendmail)
611 "Function to call to send the current buffer as mail.
612 The headers should be delimited by a line whose contents match the
613 variable `mail-header-separator'.
615 Valid values include `message-send-mail-with-sendmail' (the default),
616 `message-send-mail-with-mh', `message-send-mail-with-qmail',
617 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
619 See also `send-mail-function'."
620 :type '(radio (function-item message-send-mail-with-sendmail)
621 (function-item message-send-mail-with-mh)
622 (function-item message-send-mail-with-qmail)
623 (function-item message-smtpmail-send-it)
624 (function-item smtpmail-send-it)
625 (function-item feedmail-send-it)
626 (function :tag "Other"))
627 :group 'message-sending
628 :link '(custom-manual "(message)Mail Variables")
629 :group 'message-mail)
631 (defcustom message-send-news-function 'message-send-news
632 "Function to call to send the current buffer as news.
633 The headers should be delimited by a line whose contents match the
634 variable `mail-header-separator'."
635 :group 'message-sending
637 :link '(custom-manual "(message)News Variables")
640 (defcustom message-reply-to-function nil
641 "If non-nil, function that should return a list of headers.
642 This function should pick out addresses from the To, Cc, and From headers
643 and respond with new To and Cc headers."
644 :group 'message-interface
645 :link '(custom-manual "(message)Reply")
646 :type '(choice function (const nil)))
648 (defcustom message-wide-reply-to-function nil
649 "If non-nil, function that should return a list of headers.
650 This function should pick out addresses from the To, Cc, and From headers
651 and respond with new To and Cc headers."
652 :group 'message-interface
653 :link '(custom-manual "(message)Wide Reply")
654 :type '(choice function (const nil)))
656 (defcustom message-followup-to-function nil
657 "If non-nil, function that should return a list of headers.
658 This function should pick out addresses from the To, Cc, and From headers
659 and respond with new To and Cc headers."
660 :group 'message-interface
661 :link '(custom-manual "(message)Followup")
662 :type '(choice function (const nil)))
664 (defcustom message-extra-wide-headers nil
665 "If non-nil, a list of additional address headers.
666 These are used when composing a wide reply."
667 :group 'message-sending
668 :type '(repeat string))
670 (defcustom message-use-followup-to 'ask
671 "*Specifies what to do with Followup-To header.
672 If nil, always ignore the header. If it is t, use its value, but
673 query before using the \"poster\" value. If it is the symbol `ask',
674 always query the user whether to use the value. If it is the symbol
675 `use', always use the value."
676 :group 'message-interface
677 :link '(custom-manual "(message)Followup")
678 :type '(choice (const :tag "ignore" nil)
679 (const :tag "use & query" t)
683 (defcustom message-use-mail-followup-to 'use
684 "*Specifies what to do with Mail-Followup-To header.
685 If nil, always ignore the header. If it is the symbol `ask', always
686 query the user whether to use the value. If it is the symbol `use',
687 always use the value."
689 :group 'message-interface
690 :link '(custom-manual "(message)Mailing Lists")
691 :type '(choice (const :tag "ignore" nil)
695 (defcustom message-subscribed-address-functions nil
696 "*Specifies functions for determining list subscription.
697 If nil, do not attempt to determine list subscription with functions.
698 If non-nil, this variable contains a list of functions which return
699 regular expressions to match lists. These functions can be used in
700 conjunction with `message-subscribed-regexps' and
701 `message-subscribed-addresses'."
703 :group 'message-interface
704 :link '(custom-manual "(message)Mailing Lists")
705 :type '(repeat sexp))
707 (defcustom message-subscribed-address-file nil
708 "*A file containing addresses the user is subscribed to.
709 If nil, do not look at any files to determine list subscriptions. If
710 non-nil, each line of this file should be a mailing list address."
712 :group 'message-interface
713 :link '(custom-manual "(message)Mailing Lists")
714 :type '(radio file (const nil)))
716 (defcustom message-subscribed-addresses nil
717 "*Specifies a list of addresses the user is subscribed to.
718 If nil, do not use any predefined list subscriptions. This list of
719 addresses can be used in conjunction with
720 `message-subscribed-address-functions' and `message-subscribed-regexps'."
722 :group 'message-interface
723 :link '(custom-manual "(message)Mailing Lists")
724 :type '(repeat string))
726 (defcustom message-subscribed-regexps nil
727 "*Specifies a list of addresses the user is subscribed to.
728 If nil, do not use any predefined list subscriptions. This list of
729 regular expressions can be used in conjunction with
730 `message-subscribed-address-functions' and `message-subscribed-addresses'."
732 :group 'message-interface
733 :link '(custom-manual "(message)Mailing Lists")
734 :type '(repeat regexp))
736 (defcustom message-allow-no-recipients 'ask
737 "Specifies what to do when there are no recipients other than Gcc/Fcc.
738 If it is the symbol `always', the posting is allowed. If it is the
739 symbol `never', the posting is not allowed. If it is the symbol
740 `ask', you are prompted."
742 :group 'message-interface
743 :link '(custom-manual "(message)Message Headers")
744 :type '(choice (const always)
748 (defcustom message-sendmail-f-is-evil nil
749 "*Non-nil means don't add \"-f username\" to the sendmail command line.
750 Doing so would be even more evil than leaving it out."
751 :group 'message-sending
752 :link '(custom-manual "(message)Mail Variables")
755 (defcustom message-sendmail-envelope-from nil
756 "*Envelope-from when sending mail with sendmail.
757 If this is nil, use `user-mail-address'. If it is the symbol
758 `header', use the From: header of the message."
760 :type '(choice (string :tag "From name")
761 (const :tag "Use From: header from message" header)
762 (const :tag "Use `user-mail-address'" nil))
763 :link '(custom-manual "(message)Mail Variables")
764 :group 'message-sending)
766 ;; qmail-related stuff
767 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
768 "Location of the qmail-inject program."
769 :group 'message-sending
770 :link '(custom-manual "(message)Mail Variables")
773 (defcustom message-qmail-inject-args nil
774 "Arguments passed to qmail-inject programs.
775 This should be a list of strings, one string for each argument. It
776 may also be a function.
778 For e.g., if you wish to set the envelope sender address so that bounces
779 go to the right place or to deal with listserv's usage of that address, you
780 might set this variable to '(\"-f\" \"you@some.where\")."
781 :group 'message-sending
782 :link '(custom-manual "(message)Mail Variables")
783 :type '(choice (function)
787 (defvar gnus-post-method)
788 (defvar gnus-select-method))
789 (defcustom message-post-method
790 (cond ((and (boundp 'gnus-post-method)
791 (listp gnus-post-method)
794 ((boundp 'gnus-select-method)
797 "*Method used to post news.
798 Note that when posting from inside Gnus, for instance, this
799 variable isn't used."
801 :group 'message-sending
802 ;; This should be the `gnus-select-method' widget, but that might
803 ;; create a dependence to `gnus.el'.
806 ;; FIXME: This should be a temporary workaround until someone implements a
807 ;; proper solution. If a crash happens while replying, the auto-save file
808 ;; will *not* have a `References:' header if `message-generate-headers-first'
809 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
810 (defcustom message-generate-headers-first '(references)
811 "Which headers should be generated before starting to compose a message.
812 If t, generate all required headers. This can also be a list of headers to
813 generate. The variables `message-required-news-headers' and
814 `message-required-mail-headers' specify which headers to generate.
816 Note that the variable `message-deletable-headers' specifies headers which
817 are to be deleted and then re-generated before sending, so this variable
818 will not have a visible effect for those headers."
819 :group 'message-headers
820 :link '(custom-manual "(message)Message Headers")
821 :type '(choice (const :tag "None" nil)
822 (const :tag "References" '(references))
824 (repeat (sexp :tag "Header"))))
826 (defcustom message-setup-hook nil
827 "Normal hook, run each time a new outgoing message is initialized.
828 The function `message-setup' runs this hook."
829 :group 'message-various
830 :link '(custom-manual "(message)Various Message Variables")
833 (defcustom message-cancel-hook nil
834 "Hook run when cancelling articles."
835 :group 'message-various
836 :link '(custom-manual "(message)Various Message Variables")
839 (defcustom message-signature-setup-hook nil
840 "Normal hook, run each time a new outgoing message is initialized.
841 It is run after the headers have been inserted and before
842 the signature is inserted."
843 :group 'message-various
844 :link '(custom-manual "(message)Various Message Variables")
847 (defcustom message-mode-hook nil
848 "Hook run in message mode buffers."
849 :group 'message-various
852 (defcustom message-header-hook nil
853 "Hook run in a message mode buffer narrowed to the headers."
854 :group 'message-various
857 (defcustom message-header-setup-hook nil
858 "Hook called narrowed to the headers when setting up a message buffer."
859 :group 'message-various
860 :link '(custom-manual "(message)Various Message Variables")
863 (defcustom message-minibuffer-local-map
864 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
865 (set-keymap-parent map minibuffer-local-map)
867 "Keymap for `message-read-from-minibuffer'."
871 (defcustom message-citation-line-function 'message-insert-citation-line
872 "*Function called to insert the \"Whomever writes:\" line.
874 Note that Gnus provides a feature where the reader can click on
875 `writes:' to hide the cited text. If you change this line too much,
876 people who read your message will have to change their Gnus
877 configuration. See the variable `gnus-cite-attribution-suffix'."
879 :link '(custom-manual "(message)Insertion Variables")
880 :group 'message-insertion)
883 (defcustom message-yank-prefix "> "
884 "*Prefix inserted on the lines of yanked messages.
885 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
886 See also `message-yank-cited-prefix'."
888 :link '(custom-manual "(message)Insertion Variables")
889 :group 'message-insertion)
891 (defcustom message-yank-cited-prefix ">"
892 "*Prefix inserted on cited or empty lines of yanked messages.
893 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
894 See also `message-yank-prefix'."
897 :link '(custom-manual "(message)Insertion Variables")
898 :group 'message-insertion)
900 (defcustom message-indentation-spaces 3
901 "*Number of spaces to insert at the beginning of each cited line.
902 Used by `message-yank-original' via `message-yank-cite'."
903 :group 'message-insertion
904 :link '(custom-manual "(message)Insertion Variables")
908 (defcustom message-cite-function 'message-cite-original
909 "*Function for citing an original message.
910 Predefined functions include `message-cite-original' and
911 `message-cite-original-without-signature'.
912 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
913 :type '(radio (function-item message-cite-original)
914 (function-item message-cite-original-without-signature)
915 (function-item sc-cite-original)
916 (function :tag "Other"))
917 :link '(custom-manual "(message)Insertion Variables")
918 :group 'message-insertion)
921 (defcustom message-indent-citation-function 'message-indent-citation
922 "*Function for modifying a citation just inserted in the mail buffer.
923 This can also be a list of functions. Each function can find the
924 citation between (point) and (mark t). And each function should leave
925 point and mark around the citation text as modified."
927 :link '(custom-manual "(message)Insertion Variables")
928 :group 'message-insertion)
931 (defcustom message-signature t
932 "*String to be inserted at the end of the message buffer.
933 If t, the `message-signature-file' file will be inserted instead.
934 If a function, the result from the function will be used instead.
935 If a form, the result from the form will be used instead."
937 :link '(custom-manual "(message)Insertion Variables")
938 :group 'message-insertion)
941 (defcustom message-signature-file "~/.signature"
942 "*Name of file containing the text inserted at end of message buffer.
943 Ignored if the named file doesn't exist.
944 If nil, don't insert a signature."
945 :type '(choice file (const :tags "None" nil))
946 :link '(custom-manual "(message)Insertion Variables")
947 :group 'message-insertion)
950 (defcustom message-signature-insert-empty-line t
951 "*If non-nil, insert an empty line before the signature separator."
954 :link '(custom-manual "(message)Insertion Variables")
955 :group 'message-insertion)
957 (defcustom message-distribution-function nil
958 "*Function called to return a Distribution header."
960 :group 'message-headers
961 :link '(custom-manual "(message)News Headers")
962 :type '(choice function (const nil)))
964 (defcustom message-expires 14
965 "Number of days before your article expires."
967 :group 'message-headers
968 :link '(custom-manual "(message)News Headers")
971 (defcustom message-user-path nil
972 "If nil, use the NNTP server name in the Path header.
973 If stringp, use this; if non-nil, use no host name (user name only)."
975 :group 'message-headers
976 :link '(custom-manual "(message)News Headers")
977 :type '(choice (const :tag "nntp" nil)
979 (sexp :tag "none" :format "%t" t)))
981 (defvar message-reply-buffer nil)
982 (defvar message-reply-headers nil
983 "The headers of the current replied article.
984 It is a vector of the following headers:
985 \[number subject from date id references chars lines xref extra].")
986 (defvar message-newsreader nil)
987 (defvar message-mailer nil)
988 (defvar message-sent-message-via nil)
989 (defvar message-checksum nil)
990 (defvar message-send-actions nil
991 "A list of actions to be performed upon successful sending of a message.")
992 (defvar message-exit-actions nil
993 "A list of actions to be performed upon exiting after sending a message.")
994 (defvar message-kill-actions nil
995 "A list of actions to be performed before killing a message buffer.")
996 (defvar message-postpone-actions nil
997 "A list of actions to be performed after postponing a message.")
999 (define-widget 'message-header-lines 'text
1000 "All header lines must be LFD terminated."
1001 :format "%{%t%}:%n%v"
1002 :valid-regexp "^\\'"
1003 :error "All header lines must be newline terminated")
1005 (defcustom message-default-headers ""
1006 "*A string containing header lines to be inserted in outgoing messages.
1007 It is inserted before you edit the message, so you can edit or delete
1009 :group 'message-headers
1010 :link '(custom-manual "(message)Message Headers")
1011 :type 'message-header-lines)
1013 (defcustom message-default-mail-headers ""
1014 "*A string of header lines to be inserted in outgoing mails."
1015 :group 'message-headers
1016 :group 'message-mail
1017 :link '(custom-manual "(message)Mail Headers")
1018 :type 'message-header-lines)
1020 (defcustom message-default-news-headers ""
1021 "*A string of header lines to be inserted in outgoing news articles."
1022 :group 'message-headers
1023 :group 'message-news
1024 :link '(custom-manual "(message)News Headers")
1025 :type 'message-header-lines)
1027 ;; Note: could use /usr/ucb/mail instead of sendmail;
1028 ;; options -t, and -v if not interactive.
1029 (defcustom message-mailer-swallows-blank-line
1030 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1031 system-configuration)
1032 (file-readable-p "/etc/sendmail.cf")
1033 (let ((buffer (get-buffer-create " *temp*")))
1037 (insert-file-contents "/etc/sendmail.cf")
1038 (goto-char (point-min))
1039 (let ((case-fold-search nil))
1040 (re-search-forward "^OR\\>" nil t)))
1041 (kill-buffer buffer))))
1042 ;; According to RFC822, "The field-name must be composed of printable
1043 ;; ASCII characters (i. e., characters that have decimal values between
1044 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1046 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1047 "*Set this non-nil if the system's mailer runs the header and body together.
1048 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1049 The value should be an expression to test whether the problem will
1051 :group 'message-sending
1052 :link '(custom-manual "(message)Mail Variables")
1056 (define-mail-user-agent 'message-user-agent
1057 'message-mail 'message-send-and-exit
1058 'message-kill-buffer 'message-send-hook)
1060 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1061 "If non-nil, delete the deletable headers before feeding to mh.")
1063 (defvar message-send-method-alist
1064 '((news message-news-p message-send-via-news)
1065 (mail message-mail-p message-send-via-mail))
1066 "Alist of ways to send outgoing messages.
1067 Each element has the form
1069 \(TYPE PREDICATE FUNCTION)
1071 where TYPE is a symbol that names the method; PREDICATE is a function
1072 called without any parameters to determine whether the message is
1073 a message of type TYPE; and FUNCTION is a function to be called if
1074 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1077 (defcustom message-mail-alias-type 'abbrev
1078 "*What alias expansion type to use in Message buffers.
1079 The default is `abbrev', which uses mailabbrev. nil switches
1082 :link '(custom-manual "(message)Mail Aliases")
1083 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1084 (const :tag "No expansion" nil)))
1086 (defcustom message-auto-save-directory
1087 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1088 "*Directory where Message auto-saves buffers if Gnus isn't running.
1089 If nil, Message won't auto-save."
1090 :group 'message-buffers
1091 :link '(custom-manual "(message)Various Message Variables")
1092 :type '(choice directory (const :tag "Don't auto-save" nil)))
1094 (defcustom message-default-charset
1095 (and (not (mm-multibyte-p)) 'iso-8859-1)
1096 "Default charset used in non-MULE Emacsen.
1097 If nil, you might be asked to input the charset."
1100 :link '(custom-manual "(message)Various Message Variables")
1103 (defcustom message-dont-reply-to-names
1104 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1105 "*A regexp specifying addresses to prune when doing wide replies.
1106 A value of nil means exclude your own user name only."
1109 :link '(custom-manual "(message)Wide Reply")
1110 :type '(choice (const :tag "Yourself" nil)
1113 (defvar message-shoot-gnksa-feet nil
1114 "*A list of GNKSA feet you are allowed to shoot.
1115 Gnus gives you all the opportunity you could possibly want for
1116 shooting yourself in the foot. Also, Gnus allows you to shoot the
1117 feet of Good Net-Keeping Seal of Approval. The following are foot
1119 `empty-article' Allow you to post an empty article;
1120 `quoted-text-only' Allow you to post quoted text only;
1121 `multiple-copies' Allow you to post multiple copies;
1122 `cancel-messages' Allow you to cancel or supersede messages from
1123 your other email addresses.")
1125 (defsubst message-gnksa-enable-p (feature)
1126 (or (not (listp message-shoot-gnksa-feet))
1127 (memq feature message-shoot-gnksa-feet)))
1129 (defcustom message-hidden-headers "^References:"
1130 "Regexp of headers to be hidden when composing new messages.
1131 This can also be a list of regexps to match headers. Or a list
1132 starting with `not' and followed by regexps."
1135 :link '(custom-manual "(message)Message Headers")
1137 :format "%{%t%}: %[Value Type%] %v"
1138 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1139 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1140 (regexp :format "%t: %v"))
1141 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1143 (repeat :format "%v%i"
1144 (regexp :format "%t: %v")))))
1146 (defcustom message-cite-articles-with-x-no-archive t
1147 "If non-nil, cite text from articles that has X-No-Archive set."
1151 ;;; Internal variables.
1152 ;;; Well, not really internal.
1154 (defvar message-mode-syntax-table
1155 (let ((table (copy-syntax-table text-mode-syntax-table)))
1156 (modify-syntax-entry ?% ". " table)
1157 (modify-syntax-entry ?> ". " table)
1158 (modify-syntax-entry ?< ". " table)
1160 "Syntax table used while in Message mode.")
1162 (defface message-header-to-face
1165 (:foreground "green2" :bold t))
1168 (:foreground "MidnightBlue" :bold t))
1170 (:bold t :italic t)))
1171 "Face used for displaying From headers."
1172 :group 'message-faces)
1174 (defface message-header-cc-face
1177 (:foreground "green4" :bold t))
1180 (:foreground "MidnightBlue"))
1183 "Face used for displaying Cc headers."
1184 :group 'message-faces)
1186 (defface message-header-subject-face
1189 (:foreground "green3"))
1192 (:foreground "navy blue" :bold t))
1195 "Face used for displaying subject headers."
1196 :group 'message-faces)
1198 (defface message-header-newsgroups-face
1201 (:foreground "yellow" :bold t :italic t))
1204 (:foreground "blue4" :bold t :italic t))
1206 (:bold t :italic t)))
1207 "Face used for displaying newsgroups headers."
1208 :group 'message-faces)
1210 (defface message-header-other-face
1213 (:foreground "#b00000"))
1216 (:foreground "steel blue"))
1218 (:bold t :italic t)))
1219 "Face used for displaying newsgroups headers."
1220 :group 'message-faces)
1222 (defface message-header-name-face
1225 (:foreground "DarkGreen"))
1228 (:foreground "cornflower blue"))
1231 "Face used for displaying header names."
1232 :group 'message-faces)
1234 (defface message-header-xheader-face
1237 (:foreground "blue"))
1240 (:foreground "blue"))
1243 "Face used for displaying X-Header headers."
1244 :group 'message-faces)
1246 (defface message-separator-face
1249 (:foreground "blue3"))
1252 (:foreground "brown"))
1255 "Face used for displaying the separator."
1256 :group 'message-faces)
1258 (defface message-cited-text-face
1261 (:foreground "red"))
1264 (:foreground "red"))
1267 "Face used for displaying cited text names."
1268 :group 'message-faces)
1270 (defface message-mml-face
1273 (:foreground "ForestGreen"))
1276 (:foreground "ForestGreen"))
1279 "Face used for displaying MML."
1280 :group 'message-faces)
1282 (defun message-font-lock-make-header-matcher (regexp)
1285 (let ((start (point)))
1288 (goto-char (point-min))
1289 (if (re-search-forward
1290 (concat "^" (regexp-quote mail-header-separator) "$")
1292 (setq limit (min limit (match-beginning 0))))
1294 (and (< start limit)
1295 (re-search-forward ,regexp limit t))))))
1296 (if (featurep 'bytecomp)
1300 (defvar message-font-lock-keywords
1301 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1302 `((,(message-font-lock-make-header-matcher
1303 (concat "^\\([Tt]o:\\)" content))
1304 (1 'message-header-name-face)
1305 (2 'message-header-to-face nil t))
1306 (,(message-font-lock-make-header-matcher
1307 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1308 (1 'message-header-name-face)
1309 (2 'message-header-cc-face nil t))
1310 (,(message-font-lock-make-header-matcher
1311 (concat "^\\([Ss]ubject:\\)" content))
1312 (1 'message-header-name-face)
1313 (2 'message-header-subject-face nil t))
1314 (,(message-font-lock-make-header-matcher
1315 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1316 (1 'message-header-name-face)
1317 (2 'message-header-newsgroups-face nil t))
1318 (,(message-font-lock-make-header-matcher
1319 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1320 (1 'message-header-name-face)
1321 (2 'message-header-other-face nil t))
1322 (,(message-font-lock-make-header-matcher
1323 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1324 (1 'message-header-name-face)
1325 (2 'message-header-name-face))
1326 ,@(if (and mail-header-separator
1327 (not (equal mail-header-separator "")))
1328 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1329 1 'message-separator-face))
1332 (re-search-forward (concat "^\\("
1333 message-cite-prefix-regexp
1336 (0 'message-cited-text-face))
1337 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1338 (0 'message-mml-face))))
1339 "Additional expressions to highlight in Message mode.")
1342 ;; XEmacs does it like this. For Emacs, we have to set the
1343 ;; `font-lock-defaults' buffer-local variable.
1344 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1346 (defvar message-face-alist
1347 '((bold . bold-region)
1348 (underline . underline-region)
1349 (default . (lambda (b e)
1351 (ununderline-region b e))))
1352 "Alist of mail and news faces for facemenu.
1353 The cdr of each entry is a function for applying the face to a region.")
1355 (defcustom message-send-hook nil
1356 "Hook run before sending messages.
1357 This hook is run quite early when sending."
1358 :group 'message-various
1359 :options '(ispell-message)
1360 :link '(custom-manual "(message)Various Message Variables")
1363 (defcustom message-send-mail-hook nil
1364 "Hook run before sending mail messages.
1365 This hook is run very late -- just before the message is sent as
1367 :group 'message-various
1368 :link '(custom-manual "(message)Various Message Variables")
1371 (defcustom message-send-news-hook nil
1372 "Hook run before sending news messages.
1373 This hook is run very late -- just before the message is sent as
1375 :group 'message-various
1376 :link '(custom-manual "(message)Various Message Variables")
1379 (defcustom message-sent-hook nil
1380 "Hook run after sending messages."
1381 :group 'message-various
1384 (defvar message-send-coding-system 'binary
1385 "Coding system to encode outgoing mail.")
1387 (defvar message-draft-coding-system
1388 mm-auto-save-coding-system
1389 "*Coding system to compose mail.
1390 If you'd like to make it possible to share draft files between XEmacs
1391 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1392 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1394 (defcustom message-send-mail-partially-limit 1000000
1395 "The limitation of messages sent as message/partial.
1396 The lower bound of message size in characters, beyond which the message
1397 should be sent in several parts. If it is nil, the size is unlimited."
1399 :group 'message-buffers
1400 :link '(custom-manual "(message)Mail Variables")
1401 :type '(choice (const :tag "unlimited" nil)
1404 (defcustom message-alternative-emails nil
1405 "A regexp to match the alternative email addresses.
1406 The first matched address (not primary one) is used in the From field."
1407 :group 'message-headers
1408 :link '(custom-manual "(message)Message Headers")
1409 :type '(choice (const :tag "Always use primary" nil)
1412 (defcustom message-hierarchical-addresses nil
1413 "A list of hierarchical mail address definitions.
1415 Inside each entry, the first address is the \"top\" address, and
1416 subsequent addresses are subaddresses; this is used to indicate that
1417 mail sent to the first address will automatically be delivered to the
1418 subaddresses. So if the first address appears in the recipient list
1419 for a message, the subaddresses will be removed (if present) before
1420 the mail is sent. All addresses in this structure should be
1423 :group 'message-headers
1424 :type '(repeat (repeat string)))
1426 (defcustom message-mail-user-agent nil
1427 "Like `mail-user-agent'.
1428 Except if it is nil, use Gnus native MUA; if it is t, use
1431 :type '(radio (const :tag "Gnus native"
1434 (const :tag "`mail-user-agent'"
1437 (function-item :tag "Default Emacs mail"
1439 sendmail-user-agent)
1440 (function-item :tag "Emacs interface to MH"
1443 (function :tag "Other"))
1447 (defcustom message-wide-reply-confirm-recipients nil
1448 "Whether to confirm a wide reply to multiple email recipients.
1449 If this variable is nil, don't ask whether to reply to all recipients.
1450 If this variable is non-nil, pose the question \"Reply to all
1451 recipients?\" before a wide reply to multiple recipients. If the user
1452 answers yes, reply to all recipients as usual. If the user answers
1453 no, only reply back to the author."
1455 :group 'message-headers
1456 :link '(custom-manual "(message)Wide Reply")
1459 (defcustom message-user-fqdn nil
1460 "*Domain part of Messsage-Ids."
1462 :group 'message-headers
1463 :link '(custom-manual "(message)News Headers")
1464 :type '(radio (const :format "%v " nil)
1465 (string :format "FQDN: %v")))
1467 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1469 (mm-coding-system-p 'utf-8)
1470 (executable-find idna-program)
1472 "Whether to encode non-ASCII in domain names into ASCII according to IDNA."
1474 :group 'message-headers
1475 :link '(custom-manual "(message)IDNA")
1476 :type '(choice (const :tag "Ask" ask)
1477 (const :tag "Never" nil)
1478 (const :tag "Always" t)))
1480 (defcustom message-generate-hashcash nil
1481 "*Whether to generate X-Hashcash: headers.
1482 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1483 :group 'message-headers
1484 :link '(custom-manual "(message)Mail Headers")
1487 ;;; Internal variables.
1489 (defvar message-sending-message "Sending...")
1490 (defvar message-buffer-list nil)
1491 (defvar message-this-is-news nil)
1492 (defvar message-this-is-mail nil)
1493 (defvar message-draft-article nil)
1494 (defvar message-mime-part nil)
1495 (defvar message-posting-charset nil)
1496 (defvar message-inserted-headers nil)
1498 ;; Byte-compiler warning
1500 (defvar gnus-active-hashtb)
1501 (defvar gnus-read-active-file))
1503 ;;; Regexp matching the delimiter of messages in UNIX mail format
1504 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1505 ;;; of rmail.el's rmail-unix-mail-delimiter.
1506 (defvar message-unix-mail-delimiter
1507 (let ((time-zone-regexp
1508 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1509 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1515 ;; Many things can happen to an RFC 822 mailbox before it is put into
1516 ;; a `From' line. The leading phrase can be stripped, e.g.
1517 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1518 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1519 ;; can be removed, e.g.
1520 ;; From: joe@y.z (Joe K
1522 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1525 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1526 ;; The mailbox can be removed or be replaced by white space, e.g.
1527 ;; From: "Joe User"{space}{tab}
1529 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1530 ;; where {space} and {tab} represent the Ascii space and tab characters.
1531 ;; We want to match the results of any of these manglings.
1532 ;; The following regexp rejects names whose first characters are
1533 ;; obviously bogus, but after that anything goes.
1534 "\\([^\0-\b\n-\r\^?].*\\)?"
1536 ;; The time the message was sent.
1537 "\\([^\0-\r \^?]+\\) +" ; day of the week
1538 "\\([^\0-\r \^?]+\\) +" ; month
1539 "\\([0-3]?[0-9]\\) +" ; day of month
1540 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1542 ;; Perhaps a time zone, specified by an abbreviation, or by a
1547 " \\([0-9][0-9]+\\) *"
1549 ;; On some systems the time zone can appear after the year, too.
1553 "\\(remote from .*\\)?"
1556 "Regexp matching the delimiter of messages in UNIX mail format.")
1558 (defvar message-unsent-separator
1559 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1560 "^ *---+ +Returned message +---+ *$\\|"
1561 "^Start of returned message$\\|"
1562 "^ *---+ +Original message +---+ *$\\|"
1563 "^ *--+ +begin message +--+ *$\\|"
1564 "^ *---+ +Original message follows +---+ *$\\|"
1565 "^ *---+ +Undelivered message follows +---+ *$\\|"
1566 "^|? *---+ +Message text follows: +---+ *|?$")
1567 "A regexp that matches the separator before the text of a failed message.")
1569 (defvar message-field-fillers
1570 '((To message-fill-field-address)
1571 (Cc message-fill-field-address)
1572 (From message-fill-field-address))
1573 "Alist of header names/filler functions.")
1575 (defvar message-header-format-alist
1590 (References . message-shorten-references)
1592 "Alist used for formatting headers.")
1594 (defvar message-options nil
1595 "Some saved answers when sending message.")
1597 (defvar message-send-mail-real-function nil
1598 "Internal send mail function.")
1600 (defvar message-bogus-system-names "^localhost\\."
1601 "The regexp of bogus system names.")
1603 (defcustom message-valid-fqdn-regexp
1604 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1606 "\\([a-z][a-z]" ;; two letter country TDLs
1607 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1608 "\\|aero\\|coop\\|info\\|name\\|museum"
1609 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1611 "Regular expression that matches a valid FQDN."
1612 ;; see also: gnus-button-valid-fqdn-regexp
1614 :group 'message-headers
1618 (autoload 'gnus-alive-p "gnus-util")
1619 (autoload 'gnus-delay-article "gnus-delay")
1620 (autoload 'gnus-extract-address-components "gnus-util")
1621 (autoload 'gnus-find-method-for-group "gnus")
1622 (autoload 'gnus-group-decoded-name "gnus-group")
1623 (autoload 'gnus-group-name-charset "gnus-group")
1624 (autoload 'gnus-group-name-decode "gnus-group")
1625 (autoload 'gnus-groups-from-server "gnus")
1626 (autoload 'gnus-make-local-hook "gnus-util")
1627 (autoload 'gnus-open-server "gnus-int")
1628 (autoload 'gnus-output-to-mail "gnus-util")
1629 (autoload 'gnus-output-to-rmail "gnus-util")
1630 (autoload 'gnus-request-post "gnus-int")
1631 (autoload 'gnus-server-string "gnus")
1632 (autoload 'idna-to-ascii "idna")
1633 (autoload 'message-setup-toolbar "messagexmas")
1634 (autoload 'mh-new-draft-name "mh-comp")
1635 (autoload 'mh-send-letter "mh-comp")
1636 (autoload 'nndraft-request-associate-buffer "nndraft")
1637 (autoload 'nndraft-request-expire-articles "nndraft")
1638 (autoload 'nnvirtual-find-group-art "nnvirtual")
1639 (autoload 'rmail-dont-reply-to "mail-utils")
1640 (autoload 'rmail-msg-is-pruned "rmail")
1641 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1642 (autoload 'rmail-output "rmailout"))
1647 ;;; Utility functions.
1650 (defmacro message-y-or-n-p (question show &rest text)
1651 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1652 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1654 (defmacro message-delete-line (&optional n)
1655 "Delete the current line (and the next N lines)."
1656 `(delete-region (progn (beginning-of-line) (point))
1657 (progn (forward-line ,(or n 1)) (point))))
1659 (defun message-mark-active-p ()
1660 "Non-nil means the mark and region are currently active in this buffer."
1663 (defun message-unquote-tokens (elems)
1664 "Remove double quotes (\") from strings in list ELEMS."
1665 (mapcar (lambda (item)
1666 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1667 (setq item (concat (match-string 1 item)
1668 (match-string 2 item))))
1672 (defun message-tokenize-header (header &optional separator)
1673 "Split HEADER into a list of header elements.
1674 SEPARATOR is a string of characters to be used as separators. \",\"
1675 is used by default."
1678 (let ((regexp (format "[%s]+" (or separator ",")))
1680 beg quoted elems paren)
1682 (mm-enable-multibyte)
1683 (setq beg (point-min))
1685 (goto-char (point-min))
1690 (cond ((and (> (point) beg)
1692 (and (looking-at regexp)
1695 (push (buffer-substring beg (point)) elems)
1696 (setq beg (match-end 0)))
1697 ((eq (char-after) ?\")
1698 (setq quoted (not quoted)))
1699 ((and (eq (char-after) ?\()
1702 ((and (eq (char-after) ?\))
1705 (nreverse elems)))))
1707 (defun message-mail-file-mbox-p (file)
1708 "Say whether FILE looks like a Unix mbox file."
1709 (when (and (file-exists-p file)
1710 (file-readable-p file)
1711 (file-regular-p file))
1713 (nnheader-insert-file-contents file)
1714 (goto-char (point-min))
1715 (looking-at message-unix-mail-delimiter))))
1717 (defun message-fetch-field (header &optional not-all)
1718 "The same as `mail-fetch-field', only remove all newlines.
1719 The buffer is expected to be narrowed to just the header of the message;
1720 see `message-narrow-to-headers-or-head'."
1721 (let* ((inhibit-point-motion-hooks t)
1722 (value (mail-fetch-field header nil (not not-all))))
1724 (while (string-match "\n[\t ]+" value)
1725 (setq value (replace-match " " t t value)))
1728 (defun message-field-value (header &optional not-all)
1729 "The same as `message-fetch-field', only narrow to the headers first."
1732 (message-narrow-to-headers-or-head)
1733 (message-fetch-field header not-all))))
1735 (defun message-narrow-to-field ()
1736 "Narrow the buffer to the header on the current line."
1738 (while (looking-at "[ \t]")
1744 (if (re-search-forward "^[^ \n\t]" nil t)
1747 (goto-char (point-min)))
1749 (defun message-add-header (&rest headers)
1750 "Add the HEADERS to the message header, skipping those already present."
1753 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1754 (error "Invalid header `%s'" (car headers)))
1755 (setq hclean (match-string 1 (car headers)))
1757 (message-narrow-to-headers)
1758 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1759 (goto-char (point-max))
1760 (if (string-match "\n$" (car headers))
1761 (insert (car headers))
1762 (insert (car headers) ?\n)))))
1763 (setq headers (cdr headers))))
1765 (defmacro message-with-reply-buffer (&rest forms)
1766 "Evaluate FORMS in the reply buffer, if it exists."
1767 `(when (and message-reply-buffer
1768 (buffer-name message-reply-buffer))
1770 (set-buffer message-reply-buffer)
1773 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1774 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1776 (defun message-fetch-reply-field (header)
1777 "Fetch field HEADER from the message we're replying to."
1778 (message-with-reply-buffer
1780 (mail-narrow-to-head)
1781 (message-fetch-field header))))
1783 (defun message-strip-list-identifiers (subject)
1784 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1785 (require 'gnus-sum) ; for gnus-list-identifiers
1786 (let ((regexp (if (stringp gnus-list-identifiers)
1787 gnus-list-identifiers
1788 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1789 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1790 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1791 (concat (substring subject 0 (match-beginning 1))
1792 (or (match-string 3 subject)
1793 (match-string 5 subject))
1798 (defun message-strip-subject-re (subject)
1799 "Remove \"Re:\" from subject lines in string SUBJECT."
1800 (if (string-match message-subject-re-regexp subject)
1801 (substring subject (match-end 0))
1804 ;;; Start of functions adopted from `message-utils.el'.
1806 (defun message-strip-subject-trailing-was (subject)
1807 "Remove trailing \"(Was: <old subject>)\" from SUBJECT lines.
1808 Leading \"Re: \" is not stripped by this function. Use the function
1809 `message-strip-subject-re' for this."
1810 (let* ((query message-subject-trailing-was-query)
1815 message-subject-trailing-was-ask-regexp
1816 message-subject-trailing-was-regexp)
1819 (setq new (substring subject 0 (match-beginning 0))))
1820 (if (or (not found) (eq query nil))
1823 (if (message-y-or-n-p
1824 "Strip `(was: <old subject>)' in subject? " t
1826 "Strip `(was: <old subject>)' in subject "
1827 "and use the new one instead?\n\n"
1828 "Current subject is: \""
1830 "New subject would be: \""
1832 "See the variable `message-subject-trailing-was-query' "
1833 "to get rid of this query."
1838 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1841 (defun message-change-subject (new-subject)
1842 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1843 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
1846 (read-from-minibuffer "New subject: ")))
1847 (cond ((and (not (or (null new-subject) ; new subject not empty
1848 (zerop (string-width new-subject))
1849 (string-match "^[ \t]*$" new-subject))))
1853 (message-narrow-to-headers)
1854 (message-fetch-field "Subject"))))
1855 (cond ((not old-subject)
1856 (error "No current subject"))
1859 (regexp-quote new-subject)
1861 old-subject)) ; yes, it really is a new subject
1862 ;; delete eventual Re: prefix
1864 (message-strip-subject-re old-subject))
1865 (message-goto-subject)
1866 (message-delete-line)
1867 (insert (concat "Subject: "
1870 old-subject ")\n")))))))))
1873 (defun message-mark-inserted-region (beg end)
1874 "Mark some region in the current article with enclosing tags.
1875 See `message-mark-insert-begin' and `message-mark-insert-end'."
1878 ;; add to the end of the region first, otherwise end would be invalid
1880 (insert message-mark-insert-end)
1882 (insert message-mark-insert-begin)))
1885 (defun message-mark-insert-file (file)
1886 "Insert FILE at point, marking it with enclosing tags.
1887 See `message-mark-insert-begin' and `message-mark-insert-end'."
1888 (interactive "fFile to insert: ")
1889 ;; reverse insertion to get correct result.
1891 (insert message-mark-insert-end)
1893 (insert-file-contents file)
1895 (insert message-mark-insert-begin)))
1898 (defun message-add-archive-header ()
1899 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1900 The note can be customized using `message-archive-note'. When called with a
1901 prefix argument, ask for a text to insert. If you don't want the note in the
1902 body, set `message-archive-note' to nil."
1904 (if current-prefix-arg
1905 (setq message-archive-note
1906 (read-from-minibuffer "Reason for No-Archive: "
1907 (cons message-archive-note 0))))
1909 (if (message-goto-signature)
1910 (re-search-backward message-signature-separator))
1911 (when message-archive-note
1912 (insert message-archive-note)
1914 (message-add-header message-archive-header)
1915 (message-sort-headers)))
1918 (defun message-cross-post-followup-to-header (target-group)
1919 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1920 With prefix-argument just set Follow-Up, don't cross-post."
1922 (list ; Completion based on Gnus
1923 (completing-read "Followup To: "
1924 (if (boundp 'gnus-newsrc-alist)
1926 nil nil '("poster" . 0)
1927 (if (boundp 'gnus-group-history)
1928 'gnus-group-history))))
1929 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1930 (message-goto-newsgroups)
1932 ;; if we already did a crosspost before, kill old target
1933 (if (and message-cross-post-old-target
1935 (regexp-quote (concat "," message-cross-post-old-target))
1938 ;; unless (followup is to poster or user explicitly asked not
1939 ;; to cross-post, or target-group is already in Newsgroups)
1940 ;; add target-group to Newsgroups line.
1942 ;; def: cross-post, req:no
1943 (and message-cross-post-default (not current-prefix-arg))
1944 ;; def: no-cross-post, req:yes
1945 (and (not message-cross-post-default) current-prefix-arg))
1946 (not (string-match "poster" target-group))
1947 (not (string-match (regexp-quote target-group)
1948 (message-fetch-field "Newsgroups"))))
1950 (insert (concat "," target-group))))
1951 (end-of-line) ; ensure Followup: comes after Newsgroups:
1952 ;; unless new followup would be identical to Newsgroups line
1953 ;; make a new Followup-To line
1954 (if (not (string-match (concat "^[ \t]*"
1957 (message-fetch-field "Newsgroups")))
1958 (insert (concat "\nFollowup-To: " target-group)))
1959 (setq message-cross-post-old-target target-group))
1962 (defun message-cross-post-insert-note (target-group cross-post in-old
1964 "Insert a in message body note about a set Followup or Crosspost.
1965 If there have been previous notes, delete them. TARGET-GROUP specifies the
1966 group to Followup-To. When CROSS-POST is t, insert note about
1967 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1968 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1969 been made to before the user asked for a Crosspost."
1970 ;; start scanning body for previous uses
1971 (message-goto-signature)
1972 (let ((head (re-search-backward
1973 (concat "^" mail-header-separator)
1974 nil t))) ; just search in body
1975 (message-goto-signature)
1976 (while (re-search-backward
1977 (concat "^" (regexp-quote message-cross-post-note) ".*")
1979 (message-delete-line))
1980 (message-goto-signature)
1981 (while (re-search-backward
1982 (concat "^" (regexp-quote message-followup-to-note) ".*")
1984 (message-delete-line))
1986 (if (message-goto-signature)
1987 (re-search-backward message-signature-separator))
1990 (string-match "^[ \t]*poster[ \t]*$" target-group))
1991 (insert (concat message-followup-to-note target-group "\n"))
1992 (insert (concat message-cross-post-note target-group "\n")))))
1995 (defun message-cross-post-followup-to (target-group)
1996 "Crossposts message and set Followup-To to TARGET-GROUP.
1997 With prefix-argument just set Follow-Up, don't cross-post."
1999 (list ; Completion based on Gnus
2000 (completing-read "Followup To: "
2001 (if (boundp 'gnus-newsrc-alist)
2003 nil nil '("poster" . 0)
2004 (if (boundp 'gnus-group-history)
2005 'gnus-group-history))))
2006 (cond ((not (or (null target-group) ; new subject not empty
2007 (zerop (string-width target-group))
2008 (string-match "^[ \t]*$" target-group)))
2010 (let* ((old-groups (message-fetch-field "Newsgroups"))
2011 (in-old (string-match
2012 (regexp-quote target-group)
2013 (or old-groups ""))))
2014 ;; check whether target exactly matches old Newsgroups
2015 (cond ((not old-groups)
2016 (error "No current newsgroup"))
2020 (regexp-quote target-group)
2023 ;; yes, Newsgroups line must change
2024 (message-cross-post-followup-to-header target-group)
2025 ;; insert note whether we do cross-post or followup-to
2026 (funcall message-cross-post-note-function
2028 (if (or (and message-cross-post-default
2029 (not current-prefix-arg))
2030 (and (not message-cross-post-default)
2031 current-prefix-arg)) t)
2032 in-old old-groups))))))))
2034 ;;; Reduce To: to Cc: or Bcc: header
2037 (defun message-reduce-to-to-cc ()
2038 "Replace contents of To: header with contents of Cc: or Bcc: header."
2041 (save-restriction (message-narrow-to-headers)
2042 (message-fetch-field "cc")))
2044 (if (and (not cc-content)
2047 (message-narrow-to-headers)
2048 (message-fetch-field "bcc"))))
2053 (message-delete-line)
2054 (insert (concat "To: " cc-content "\n"))
2056 (message-narrow-to-headers)
2057 (message-remove-header (if bcc
2061 ;;; End of functions adopted from `message-utils.el'.
2063 (defun message-remove-header (header &optional is-regexp first reverse)
2064 "Remove HEADER in the narrowed buffer.
2065 If IS-REGEXP, HEADER is a regular expression.
2066 If FIRST, only remove the first instance of the header.
2067 Return the number of headers removed."
2068 (goto-char (point-min))
2069 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2071 (case-fold-search t)
2073 (while (and (not (eobp))
2076 (not (looking-at regexp))
2077 (looking-at regexp))
2084 ;; There might be a continuation header, so we have to search
2085 ;; until we find a new non-continuation line.
2088 (if (re-search-forward "^[^ \t]" nil t)
2089 (goto-char (match-beginning 0))
2092 (if (re-search-forward "^[^ \t]" nil t)
2093 (goto-char (match-beginning 0))
2094 (goto-char (point-max)))))
2097 (defun message-remove-first-header (header)
2098 "Remove the first instance of HEADER if there is more than one."
2100 (regexp (concat "^" (regexp-quote header) ":")))
2102 (goto-char (point-min))
2103 (while (re-search-forward regexp nil t)
2106 (message-remove-header header nil t)
2109 (defun message-narrow-to-headers ()
2110 "Narrow the buffer to the head of the message."
2113 (goto-char (point-min))
2114 (if (re-search-forward
2115 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2118 (goto-char (point-min)))
2120 (defun message-narrow-to-head-1 ()
2121 "Like `message-narrow-to-head'. Don't widen."
2123 (goto-char (point-min))
2124 (if (search-forward "\n\n" nil 1)
2127 (goto-char (point-min)))
2129 (defun message-narrow-to-head ()
2130 "Narrow the buffer to the head of the message.
2131 Point is left at the beginning of the narrowed-to region."
2133 (message-narrow-to-head-1))
2135 (defun message-narrow-to-headers-or-head ()
2136 "Narrow the buffer to the head of the message."
2139 (goto-char (point-min))
2142 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2143 (match-beginning 0))
2144 ((search-forward "\n\n" nil t)
2148 (goto-char (point-min)))
2150 (defun message-news-p ()
2151 "Say whether the current buffer contains a news message."
2152 (and (not message-this-is-mail)
2153 (or message-this-is-news
2156 (message-narrow-to-headers)
2157 (and (message-fetch-field "newsgroups")
2158 (not (message-fetch-field "posted-to"))))))))
2160 (defun message-mail-p ()
2161 "Say whether the current buffer contains a mail message."
2162 (and (not message-this-is-news)
2163 (or message-this-is-mail
2166 (message-narrow-to-headers)
2167 (or (message-fetch-field "to")
2168 (message-fetch-field "cc")
2169 (message-fetch-field "bcc")))))))
2171 (defun message-subscribed-p ()
2172 "Say whether we need to insert a MFT header."
2173 (or message-subscribed-regexps
2174 message-subscribed-addresses
2175 message-subscribed-address-file
2176 message-subscribed-address-functions))
2178 (defun message-next-header ()
2179 "Go to the beginning of the next header."
2181 (or (eobp) (forward-char 1))
2182 (not (if (re-search-forward "^[^ \t]" nil t)
2184 (goto-char (point-max)))))
2186 (defun message-sort-headers-1 ()
2187 "Sort the buffer as headers using `message-rank' text props."
2188 (goto-char (point-min))
2191 nil 'message-next-header
2193 (message-next-header)
2197 (or (get-text-property (point) 'message-rank)
2200 (defun message-sort-headers ()
2201 "Sort the headers of the current message according to `message-header-format-alist'."
2205 (let ((max (1+ (length message-header-format-alist)))
2207 (message-narrow-to-headers)
2208 (while (re-search-forward "^[^ \n]+:" nil t)
2210 (match-beginning 0) (1+ (match-beginning 0))
2212 (if (setq rank (length (memq (assq (intern (buffer-substring
2214 (1- (match-end 0))))
2215 message-header-format-alist)
2216 message-header-format-alist)))
2219 (message-sort-headers-1))))
2221 (defun message-kill-address ()
2222 "Kill the address under point."
2224 (let ((start (point)))
2225 (message-skip-to-next-address)
2226 (kill-region start (point))))
2236 (defvar message-mode-map nil)
2238 (unless message-mode-map
2239 (setq message-mode-map (make-keymap))
2240 (set-keymap-parent message-mode-map text-mode-map)
2241 (define-key message-mode-map "\C-c?" 'describe-mode)
2243 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2244 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2245 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2246 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2247 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2248 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2249 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2250 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2251 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2252 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2253 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2254 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2255 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2256 (define-key message-mode-map "\C-c\C-f\C-i"
2257 'message-insert-or-toggle-importance)
2258 (define-key message-mode-map "\C-c\C-f\C-a"
2259 'message-generate-unsubscribed-mail-followup-to)
2261 ;; modify headers (and insert notes in body)
2262 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2264 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2265 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2266 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2267 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2268 ;; mark inserted text
2269 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2270 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2272 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2273 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2275 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2276 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2277 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2278 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2280 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2281 (define-key message-mode-map "\C-c\M-n"
2282 'message-insert-disposition-notification-to)
2284 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2285 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2286 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2287 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2288 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2289 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2290 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2291 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2293 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2294 (define-key message-mode-map "\C-c\C-s" 'message-send)
2295 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2296 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2297 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2299 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2300 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2301 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2302 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2303 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2304 (define-key message-mode-map [remap split-line] 'message-split-line)
2306 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2308 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2309 (define-key message-mode-map "\t" 'message-tab)
2310 (define-key message-mode-map "\M-;" 'comment-region))
2313 message-mode-menu message-mode-map "Message Menu."
2315 ["Yank Original" message-yank-original message-reply-buffer]
2316 ["Fill Yanked Message" message-fill-yanked-message t]
2317 ["Insert Signature" message-insert-signature t]
2318 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2319 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2320 ["Elide Region" message-elide-region
2321 :active (message-mark-active-p)
2322 ,@(if (featurep 'xemacs) nil
2323 '(:help "Replace text in region with an ellipsis"))]
2324 ["Delete Outside Region" message-delete-not-region
2325 :active (message-mark-active-p)
2326 ,@(if (featurep 'xemacs) nil
2327 '(:help "Delete all quoted text outside region"))]
2328 ["Kill To Signature" message-kill-to-signature t]
2329 ["Newline and Reformat" message-newline-and-reformat t]
2330 ["Rename buffer" message-rename-buffer t]
2331 ["Spellcheck" ispell-message
2332 ,@(if (featurep 'xemacs) '(t)
2333 '(:help "Spellcheck this message"))]
2335 ["Insert Region Marked" message-mark-inserted-region
2336 :active (message-mark-active-p)
2337 ,@(if (featurep 'xemacs) nil
2338 '(:help "Mark region with enclosing tags"))]
2339 ["Insert File Marked..." message-mark-insert-file
2340 ,@(if (featurep 'xemacs) '(t)
2341 '(:help "Insert file at point marked with enclosing tags"))]
2343 ["Send Message" message-send-and-exit
2344 ,@(if (featurep 'xemacs) '(t)
2345 '(:help "Send this message"))]
2346 ["Postpone Message" message-dont-send
2347 ,@(if (featurep 'xemacs) '(t)
2348 '(:help "File this draft message and exit"))]
2349 ["Send at Specific Time..." gnus-delay-article
2350 ,@(if (featurep 'xemacs) '(t)
2351 '(:help "Ask, then arrange to send message at that time"))]
2352 ["Kill Message" message-kill-buffer
2353 ,@(if (featurep 'xemacs) '(t)
2354 '(:help "Delete this message without sending"))]))
2357 message-mode-field-menu message-mode-map ""
2359 ["To" message-goto-to t]
2360 ["From" message-goto-from t]
2361 ["Subject" message-goto-subject t]
2362 ["Change subject..." message-change-subject t]
2363 ["Cc" message-goto-cc t]
2364 ["Bcc" message-goto-bcc t]
2365 ["Fcc" message-goto-fcc t]
2366 ["Reply-To" message-goto-reply-to t]
2367 ["Flag As Important" message-insert-importance-high
2368 ,@(if (featurep 'xemacs) '(t)
2369 '(:help "Mark this message as important"))]
2370 ["Flag As Unimportant" message-insert-importance-low
2371 ,@(if (featurep 'xemacs) '(t)
2372 '(:help "Mark this message as unimportant"))]
2374 message-insert-disposition-notification-to
2375 ,@(if (featurep 'xemacs) '(t)
2376 '(:help "Request a receipt notification"))]
2378 ;; (typical) news stuff
2379 ["Summary" message-goto-summary t]
2380 ["Keywords" message-goto-keywords t]
2381 ["Newsgroups" message-goto-newsgroups t]
2382 ["Fetch Newsgroups" message-insert-newsgroups t]
2383 ["Followup-To" message-goto-followup-to t]
2384 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2385 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2386 ["Distribution" message-goto-distribution t]
2387 ["X-No-Archive:" message-add-archive-header t ]
2389 ;; (typical) mailing-lists stuff
2390 ["Fetch To" message-insert-to
2391 ,@(if (featurep 'xemacs) '(t)
2392 '(:help "Insert a To header that points to the author."))]
2393 ["Fetch To and Cc" message-insert-wide-reply
2394 ,@(if (featurep 'xemacs) '(t)
2396 "Insert To and Cc headers as if you were doing a wide reply."))]
2398 ["Send to list only" message-to-list-only t]
2399 ["Mail-Followup-To" message-goto-mail-followup-to t]
2400 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2401 ,@(if (featurep 'xemacs) '(t)
2402 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2403 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2405 ["Sort Headers" message-sort-headers t]
2406 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2407 ["Goto Body" message-goto-body t]
2408 ["Goto Signature" message-goto-signature t]))
2410 (defvar message-tool-bar-map nil)
2413 (defvar facemenu-add-face-function)
2414 (defvar facemenu-remove-face-function))
2416 ;;; Forbidden properties
2418 ;; We use `after-change-functions' to keep special text properties
2419 ;; that interfer with the normal function of message mode out of the
2422 (defcustom message-strip-special-text-properties t
2423 "Strip special properties from the message buffer.
2425 Emacs has a number of special text properties which can break message
2426 composing in various ways. If this option is set, message will strip
2427 these properties from the message composition buffer. However, some
2428 packages requires these properties to be present in order to work.
2429 If you use one of these packages, turn this option off, and hope the
2430 message composition doesn't break too bad."
2432 :group 'message-various
2433 :link '(custom-manual "(message)Various Message Variables")
2436 (defconst message-forbidden-properties
2437 ;; No reason this should be clutter up customize. We make it a
2438 ;; property list (rather than a list of property symbols), to be
2439 ;; directly useful for `remove-text-properties'.
2440 '(field nil read-only nil invisible nil intangible nil
2441 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2442 insert-behind-hooks nil point-entered nil point-left nil)
2443 ;; Other special properties:
2444 ;; category, face, display: probably doesn't do any harm.
2445 ;; fontified: is used by font-lock.
2446 ;; syntax-table, local-map: I dunno.
2447 ;; We need to add XEmacs names to the list.
2448 "Property list of with properties forbidden in message buffers.
2449 The values of the properties are ignored, only the property names are used.")
2451 (defun message-tamago-not-in-use-p (pos)
2452 "Return t when tamago version 4 is not in use at the cursor position.
2453 Tamago version 4 is a popular input method for writing Japanese text.
2454 It uses the properties `intangible', `invisible', `modification-hooks'
2455 and `read-only' when translating ascii or kana text to kanji text.
2456 These properties are essential to work, so we should never strip them."
2457 (not (and (boundp 'egg-modefull-mode)
2458 (symbol-value 'egg-modefull-mode)
2459 (or (memq (get-text-property pos 'intangible)
2460 '(its-part-1 its-part-2))
2461 (get-text-property pos 'egg-end)
2462 (get-text-property pos 'egg-lang)
2463 (get-text-property pos 'egg-start)))))
2465 (defun message-strip-forbidden-properties (begin end &optional old-length)
2466 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2467 This function is intended to be called from `after-change-functions'.
2468 See also `message-forbidden-properties'."
2469 (when (and message-strip-special-text-properties
2470 (message-tamago-not-in-use-p begin))
2471 (let ((buffer-read-only nil)
2472 (inhibit-read-only t))
2473 (remove-text-properties begin end message-forbidden-properties))))
2476 (define-derived-mode message-mode text-mode "Message"
2477 "Major mode for editing mail and news to be sent.
2478 Like Text Mode but with these additional commands:\\<message-mode-map>
2479 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2480 C-c C-d Postpone sending the message C-c C-k Kill the message
2481 C-c C-f move to a header field (and create it if there isn't):
2482 C-c C-f C-t move to To C-c C-f C-s move to Subject
2483 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2484 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2485 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2486 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2487 C-c C-f C-o move to From (\"Originator\")
2488 C-c C-f C-f move to Followup-To
2489 C-c C-f C-m move to Mail-Followup-To
2490 C-c C-f C-i cycle through Importance values
2491 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2492 C-c C-f x crossposting with FollowUp-To header and note in body
2493 C-c C-f t replace To: header with contents of Cc: or Bcc:
2494 C-c C-f a Insert X-No-Archive: header and a note in the body
2495 C-c C-t `message-insert-to' (add a To header to a news followup)
2496 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2497 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2498 C-c C-b `message-goto-body' (move to beginning of message text).
2499 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2500 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2501 C-c C-y `message-yank-original' (insert current message, if any).
2502 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2503 C-c C-e `message-elide-region' (elide the text between point and mark).
2504 C-c C-v `message-delete-not-region' (remove the text outside the region).
2505 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2506 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2507 C-c C-a `mml-attach-file' (attach a file as MIME).
2508 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2509 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2510 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2511 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2512 M-RET `message-newline-and-reformat' (break the line and reformat)."
2513 (setq local-abbrev-table text-mode-abbrev-table)
2514 (set (make-local-variable 'message-reply-buffer) nil)
2515 (set (make-local-variable 'message-inserted-headers) nil)
2516 (set (make-local-variable 'message-send-actions) nil)
2517 (set (make-local-variable 'message-exit-actions) nil)
2518 (set (make-local-variable 'message-kill-actions) nil)
2519 (set (make-local-variable 'message-postpone-actions) nil)
2520 (set (make-local-variable 'message-draft-article) nil)
2521 (setq buffer-offer-save t)
2522 (set (make-local-variable 'facemenu-add-face-function)
2524 (let ((face-fun (cdr (assq face message-face-alist))))
2526 (funcall face-fun (point) end)
2527 (error "Face %s not configured for %s mode" face mode-name)))
2529 (set (make-local-variable 'facemenu-remove-face-function) t)
2530 (set (make-local-variable 'message-reply-headers) nil)
2531 (make-local-variable 'message-newsreader)
2532 (make-local-variable 'message-mailer)
2533 (make-local-variable 'message-post-method)
2534 (set (make-local-variable 'message-sent-message-via) nil)
2535 (set (make-local-variable 'message-checksum) nil)
2536 (set (make-local-variable 'message-mime-part) 0)
2537 (message-setup-fill-variables)
2538 ;; Allow using comment commands to add/remove quoting.
2539 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2540 (when message-yank-prefix
2541 (set (make-local-variable 'comment-start) message-yank-prefix)
2542 (set (make-local-variable 'comment-start-skip)
2543 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2544 (if (featurep 'xemacs)
2545 (message-setup-toolbar)
2546 (set (make-local-variable 'font-lock-defaults)
2547 '(message-font-lock-keywords t))
2548 (if (boundp 'tool-bar-map)
2549 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2550 (easy-menu-add message-mode-menu message-mode-map)
2551 (easy-menu-add message-mode-field-menu message-mode-map)
2552 (gnus-make-local-hook 'after-change-functions)
2553 ;; Mmmm... Forbidden properties...
2554 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2556 ;; Allow mail alias things.
2557 (when (eq message-mail-alias-type 'abbrev)
2558 (if (fboundp 'mail-abbrevs-setup)
2559 (mail-abbrevs-setup)
2560 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2561 (mail-aliases-setup))))
2562 (unless buffer-file-name
2563 (message-set-auto-save-file-name))
2564 (unless (buffer-base-buffer)
2565 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2566 ;; multibyte is not necessary at all. -- zsh
2567 (mm-enable-multibyte))
2568 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2571 (defun message-setup-fill-variables ()
2572 "Setup message fill variables."
2573 (set (make-local-variable 'fill-paragraph-function)
2574 'message-fill-paragraph)
2575 (make-local-variable 'paragraph-separate)
2576 (make-local-variable 'paragraph-start)
2577 (make-local-variable 'adaptive-fill-regexp)
2578 (unless (boundp 'adaptive-fill-first-line-regexp)
2579 (setq adaptive-fill-first-line-regexp nil))
2580 (make-local-variable 'adaptive-fill-first-line-regexp)
2581 (let ((quote-prefix-regexp
2582 ;; User should change message-cite-prefix-regexp if
2583 ;; message-yank-prefix is set to an abnormal value.
2584 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2585 (setq paragraph-start
2587 (regexp-quote mail-header-separator) "$\\|"
2588 "[ \t]*$\\|" ; blank lines
2589 "-- $\\|" ; signature delimiter
2590 "---+$\\|" ; delimiters for forwarded messages
2591 page-delimiter "$\\|" ; spoiler warnings
2592 ".*wrote:$\\|" ; attribution lines
2593 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2595 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2596 (setq paragraph-separate paragraph-start)
2597 (setq adaptive-fill-regexp
2598 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2599 (setq adaptive-fill-first-line-regexp
2600 (concat quote-prefix-regexp "\\|"
2601 adaptive-fill-first-line-regexp)))
2602 (make-local-variable 'auto-fill-inhibit-regexp)
2603 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2604 (setq auto-fill-inhibit-regexp nil)
2605 (make-local-variable 'normal-auto-fill-function)
2606 (setq normal-auto-fill-function 'message-do-auto-fill)
2607 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2608 ;; In that case, ensure that it uses the right function. The real
2609 ;; solution would be not to use `define-derived-mode', and run
2610 ;; `text-mode-hook' ourself at the end of the mode.
2611 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2612 (when auto-fill-function
2613 (setq auto-fill-function normal-auto-fill-function)))
2618 ;;; Message mode commands
2621 ;;; Movement commands
2623 (defun message-goto-to ()
2624 "Move point to the To header."
2626 (message-position-on-field "To"))
2628 (defun message-goto-from ()
2629 "Move point to the From header."
2631 (message-position-on-field "From"))
2633 (defun message-goto-subject ()
2634 "Move point to the Subject header."
2636 (message-position-on-field "Subject"))
2638 (defun message-goto-cc ()
2639 "Move point to the Cc header."
2641 (message-position-on-field "Cc" "To"))
2643 (defun message-goto-bcc ()
2644 "Move point to the Bcc header."
2646 (message-position-on-field "Bcc" "Cc" "To"))
2648 (defun message-goto-fcc ()
2649 "Move point to the Fcc header."
2651 (message-position-on-field "Fcc" "To" "Newsgroups"))
2653 (defun message-goto-reply-to ()
2654 "Move point to the Reply-To header."
2656 (message-position-on-field "Reply-To" "Subject"))
2658 (defun message-goto-newsgroups ()
2659 "Move point to the Newsgroups header."
2661 (message-position-on-field "Newsgroups"))
2663 (defun message-goto-distribution ()
2664 "Move point to the Distribution header."
2666 (message-position-on-field "Distribution"))
2668 (defun message-goto-followup-to ()
2669 "Move point to the Followup-To header."
2671 (message-position-on-field "Followup-To" "Newsgroups"))
2673 (defun message-goto-mail-followup-to ()
2674 "Move point to the Mail-Followup-To header."
2676 (message-position-on-field "Mail-Followup-To" "To"))
2678 (defun message-goto-keywords ()
2679 "Move point to the Keywords header."
2681 (message-position-on-field "Keywords" "Subject"))
2683 (defun message-goto-summary ()
2684 "Move point to the Summary header."
2686 (message-position-on-field "Summary" "Subject"))
2688 (defun message-goto-body (&optional interactivep)
2689 "Move point to the beginning of the message body."
2690 (interactive (list t))
2691 (when (and interactivep
2692 (looking-at "[ \t]*\n"))
2694 (goto-char (point-min))
2695 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2696 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2698 (defun message-goto-eoh ()
2699 "Move point to the end of the headers."
2704 (defun message-goto-signature ()
2705 "Move point to the beginning of the message signature.
2706 If there is no signature in the article, go to the end and
2709 (goto-char (point-min))
2710 (if (re-search-forward message-signature-separator nil t)
2712 (goto-char (point-max))
2715 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2716 "Insert a reasonable MFT header in a post to an unsubscribed list.
2717 When making original posts to a mailing list you are not subscribed to,
2718 you have to type in a MFT header by hand. The contents, usually, are
2719 the addresses of the list and your own address. This function inserts
2720 such a header automatically. It fetches the contents of the To: header
2721 in the current mail buffer, and appends the current `user-mail-address'.
2723 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2724 Cc: header are also put into the MFT."
2729 (message-narrow-to-headers)
2730 (message-remove-header "Mail-Followup-To")
2731 (setq cc (and include-cc (message-fetch-field "Cc")))
2733 (concat (message-fetch-field "To") "," cc)
2734 (message-fetch-field "To"))))
2735 (message-goto-mail-followup-to)
2736 (insert (concat tos ", " user-mail-address))))
2740 (defun message-insert-to (&optional force)
2741 "Insert a To header that points to the author of the article being replied to.
2742 If the original author requested not to be sent mail, don't insert unless the
2743 prefix FORCE is given."
2745 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
2746 (dont (and mct (or (equal (downcase mct) "never")
2747 (equal (downcase mct) "nobody"))))
2748 (to (or (message-fetch-reply-field "mail-reply-to")
2749 (message-fetch-reply-field "reply-to")
2750 (message-fetch-reply-field "from"))))
2754 "Ignoring the user request not to have copies sent via mail"
2755 "Complying with the user request not to have copies sent via mail")))
2756 (when (and force (not to))
2757 (error "No mail address in the article"))
2758 (when (and to (or force (not dont)))
2759 (message-carefully-insert-headers (list (cons 'To to))))))
2761 (defun message-insert-wide-reply ()
2762 "Insert To and Cc headers as if you were doing a wide reply."
2764 (let ((headers (message-with-reply-buffer
2765 (message-get-reply-headers t))))
2766 (message-carefully-insert-headers headers)))
2768 (defcustom message-header-synonyms
2770 "List of lists of header synonyms.
2771 E.g., if this list contains a member list with elements `Cc' and `To',
2772 then `message-carefully-insert-headers' will not insert a `To' header
2773 when the message is already `Cc'ed to the recipient."
2775 :group 'message-headers
2776 :link '(custom-manual "(message)Message Headers")
2777 :type '(repeat sexp))
2779 (defun message-carefully-insert-headers (headers)
2780 "Insert the HEADERS, an alist, into the message buffer.
2781 Does not insert the headers when they are already present there
2782 or in the synonym headers, defined by `message-header-synonyms'."
2783 ;; FIXME: Should compare only the address and not the full name. Comparison
2784 ;; should be done case-folded (and with `string=' rather than
2786 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
2787 (dolist (header headers)
2788 (let* ((header-name (symbol-name (car header)))
2789 (new-header (cdr header))
2790 (synonyms (loop for synonym in message-header-synonyms
2791 when (memq (car header) synonym) return synonym))
2793 (loop for synonym in synonyms
2794 for old-header = (mail-fetch-field (symbol-name synonym))
2795 when (and old-header (string-match new-header old-header))
2798 (message "already have `%s' in `%s'" new-header old-header)
2799 (when (and (message-position-on-field header-name)
2800 (setq old-header (mail-fetch-field header-name))
2801 (not (string-match "\\` *\\'" old-header)))
2803 (insert new-header)))))
2805 (defun message-widen-reply ()
2806 "Widen the reply to include maximum recipients."
2809 (and message-reply-buffer
2810 (buffer-name message-reply-buffer)
2812 (set-buffer message-reply-buffer)
2813 (message-get-reply-headers t)))))
2816 (message-narrow-to-headers)
2817 (dolist (elem follow-to)
2818 (message-remove-header (symbol-name (car elem)))
2819 (goto-char (point-min))
2820 (insert (symbol-name (car elem)) ": "
2821 (cdr elem) "\n"))))))
2823 (defun message-insert-newsgroups ()
2824 "Insert the Newsgroups header from the article being replied to."
2826 (when (and (message-position-on-field "Newsgroups")
2827 (mail-fetch-field "newsgroups")
2828 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2830 (insert (or (message-fetch-reply-field "newsgroups") "")))
2834 ;;; Various commands
2836 (defun message-delete-not-region (beg end)
2837 "Delete everything in the body of the current message outside of the region."
2842 ;; snarf citation prefix, if appropriate
2843 (unless (eq (point) (progn (beginning-of-line) (point)))
2844 (when (looking-at message-cite-prefix-regexp)
2845 (setq citeprefix (match-string 0))))
2847 (delete-region (point) (if (not (message-goto-signature))
2853 (delete-region beg (progn (message-goto-body)
2857 (insert citeprefix))))
2858 (when (message-goto-signature)
2861 (defun message-kill-to-signature (&optional arg)
2862 "Kill all text up to the signature.
2863 If a numberic argument or prefix arg is given, leave that number
2864 of lines before the signature intact."
2868 (let ((point (point)))
2869 (narrow-to-region point (point-max))
2870 (message-goto-signature)
2872 (if (and arg (numberp arg))
2873 (forward-line (- -1 arg))
2875 (unless (= point (point))
2876 (kill-region point (point))
2879 (defun message-newline-and-reformat (&optional arg not-break)
2880 "Insert four newlines, and then reformat if inside quoted text.
2881 Prefix arg means justify as well."
2882 (interactive (list (if current-prefix-arg 'full)))
2883 (let (quoted point beg end leading-space bolp)
2884 (setq point (point))
2887 (setq bolp (= beg point))
2888 ;; Find first line of the paragraph.
2890 (while (and (not (eobp))
2891 (not (looking-at message-cite-prefix-regexp))
2892 (looking-at paragraph-start))
2895 (when (looking-at message-cite-prefix-regexp)
2896 (setq quoted (match-string 0))
2897 (goto-char (match-end 0))
2898 (looking-at "[ \t]*")
2899 (setq leading-space (match-string 0)))
2903 (< (- point beg) (length quoted)))
2904 ;; break inside the cite prefix.
2910 (while (and (not (eobp))
2911 (not (looking-at paragraph-separate))
2912 (looking-at message-cite-prefix-regexp)
2913 (equal quoted (match-string 0)))
2914 (goto-char (match-end 0))
2915 (looking-at "[ \t]*")
2916 (if (> (length leading-space) (length (match-string 0)))
2917 (setq leading-space (match-string 0)))
2921 (while (and (if (bobp) nil (forward-line -1) t)
2922 (not (looking-at paragraph-start))
2923 (looking-at message-cite-prefix-regexp)
2924 (equal quoted (match-string 0)))
2926 (goto-char (match-end 0))
2927 (looking-at "[ \t]*")
2928 (if (> (length leading-space) (length (match-string 0)))
2929 (setq leading-space (match-string 0)))))
2930 (while (and (not (eobp))
2931 (not (looking-at paragraph-separate))
2932 (not (looking-at message-cite-prefix-regexp)))
2936 (while (and (if (bobp) nil (forward-line -1) t)
2937 (not (looking-at paragraph-start))
2938 (not (looking-at message-cite-prefix-regexp)))
2939 (setq beg (point))))
2942 (narrow-to-region beg end)
2949 (setq point (point))
2950 ;; (newline 2) doesn't mark both newline's as hard, so call
2951 ;; newline twice. -jas
2954 (delete-region (point) (re-search-forward "[ \t]*"))
2955 (when (and quoted (not bolp))
2956 (insert quoted leading-space)))
2959 (let* ((adaptive-fill-regexp
2960 (regexp-quote (concat quoted leading-space)))
2961 (adaptive-fill-first-line-regexp
2962 adaptive-fill-regexp ))
2963 (fill-paragraph arg))
2964 (fill-paragraph arg))
2965 (if point (goto-char point)))))
2967 (defun message-fill-paragraph (&optional arg)
2968 "Like `fill-paragraph'."
2969 (interactive (list (if current-prefix-arg 'full)))
2970 (if (if (boundp 'filladapt-mode) filladapt-mode)
2972 (if (message-point-in-header-p)
2973 (message-fill-field)
2974 (message-newline-and-reformat arg t))
2977 ;; Is it better to use `mail-header-end'?
2978 (defun message-point-in-header-p ()
2979 "Return t if point is in the header."
2982 (goto-char (point-min))
2983 (not (re-search-forward
2984 (concat "^" (regexp-quote mail-header-separator) "\n")
2987 (defun message-do-auto-fill ()
2988 "Like `do-auto-fill', but don't fill in message header."
2989 (unless (message-point-in-header-p)
2992 (defun message-insert-signature (&optional force)
2993 "Insert a signature. See documentation for variable `message-signature'."
2994 (interactive (list 0))
2997 ((and (null message-signature)
3000 (goto-char (point-max))
3001 (not (re-search-backward message-signature-separator nil t))))
3002 ((and (null message-signature)
3005 ((functionp message-signature)
3006 (funcall message-signature))
3007 ((listp message-signature)
3008 (eval message-signature))
3009 (t message-signature)))
3011 (cond ((stringp signature)
3013 ((and (eq t signature)
3014 message-signature-file
3015 (file-exists-p message-signature-file))
3018 (goto-char (point-max))
3019 ;; Insert the signature.
3022 (when message-signature-insert-empty-line
3025 (if (eq signature t)
3026 (insert-file-contents message-signature-file)
3028 (goto-char (point-max))
3029 (or (bolp) (insert "\n")))))
3031 (defun message-insert-importance-high ()
3032 "Insert header to mark message as important."
3036 (message-narrow-to-headers)
3037 (message-remove-header "Importance"))
3039 (insert "Importance: high\n")))
3041 (defun message-insert-importance-low ()
3042 "Insert header to mark message as unimportant."
3046 (message-narrow-to-headers)
3047 (message-remove-header "Importance"))
3049 (insert "Importance: low\n")))
3051 (defun message-insert-or-toggle-importance ()
3052 "Insert a \"Importance: high\" header, or cycle through the header values.
3053 The three allowed values according to RFC 1327 are `high', `normal'
3057 (let ((valid '("high" "normal" "low"))
3061 (message-narrow-to-headers)
3062 (when (setq cur (message-fetch-field "Importance"))
3063 (message-remove-header "Importance")
3064 (setq new (cond ((string= cur "high")
3066 ((string= cur "low")
3071 (insert (format "Importance: %s\n" new)))))
3073 (defun message-insert-disposition-notification-to ()
3074 "Request a disposition notification (return receipt) to this message.
3075 Note that this should not be used in newsgroups."
3079 (message-narrow-to-headers)
3080 (message-remove-header "Disposition-Notification-To"))
3082 (insert (format "Disposition-Notification-To: %s\n"
3083 (or (message-field-value "Reply-to")
3084 (message-field-value "From")
3085 (message-make-from))))))
3087 (defun message-elide-region (b e)
3088 "Elide the text in the region.
3089 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3093 (insert message-elide-ellipsis))
3095 (defvar message-caesar-translation-table nil)
3097 (defun message-caesar-region (b e &optional n)
3098 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3101 (min (point) (or (mark t) (point)))
3102 (max (point) (or (mark t) (point)))
3103 (when current-prefix-arg
3104 (prefix-numeric-value current-prefix-arg))))
3106 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3107 (unless (or (zerop n) ; no action needed for a rot of 0
3108 (= b e)) ; no region to rotate
3109 ;; We build the table, if necessary.
3110 (when (or (not message-caesar-translation-table)
3111 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3112 (setq message-caesar-translation-table
3113 (message-make-caesar-translation-table n)))
3114 (translate-region b e message-caesar-translation-table)))
3116 (defun message-make-caesar-translation-table (n)
3117 "Create a rot table with offset N."
3119 (table (make-string 256 0)))
3120 (while (< (incf i) 256)
3123 (substring table 0 ?A)
3124 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3125 (substring table ?A (+ ?A n))
3126 (substring table (+ ?A 26) ?a)
3127 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3128 (substring table ?a (+ ?a n))
3129 (substring table (+ ?a 26) 255))))
3131 (defun message-caesar-buffer-body (&optional rotnum)
3132 "Caesar rotate all letters in the current buffer by 13 places.
3133 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3134 With prefix arg, specifies the number of places to rotate each letter forward.
3135 Mail and USENET news headers are not rotated."
3136 (interactive (if current-prefix-arg
3137 (list (prefix-numeric-value current-prefix-arg))
3141 (when (message-goto-body)
3142 (narrow-to-region (point) (point-max)))
3143 (message-caesar-region (point-min) (point-max) rotnum))))
3145 (defun message-pipe-buffer-body (program)
3146 "Pipe the message body in the current buffer through PROGRAM."
3149 (when (message-goto-body)
3150 (narrow-to-region (point) (point-max)))
3151 (shell-command-on-region
3152 (point-min) (point-max) program nil t))))
3154 (defun message-rename-buffer (&optional enter-string)
3155 "Rename the *message* buffer to \"*message* RECIPIENT\".
3156 If the function is run with a prefix, it will ask for a new buffer
3157 name, rather than giving an automatic name."
3158 (interactive "Pbuffer name: ")
3161 (goto-char (point-min))
3162 (narrow-to-region (point)
3163 (search-forward mail-header-separator nil 'end))
3165 (if (message-news-p) (message-fetch-field "Newsgroups")
3166 (message-fetch-field "To"))
3169 (if (string-match "," mail-to)
3170 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3172 (name-default (concat "*message* " mail-trimmed-to))
3173 (name (if enter-string
3174 (read-string "New buffer name: " name-default)
3176 (rename-buffer name t)))))
3178 (defun message-fill-yanked-message (&optional justifyp)
3179 "Fill the paragraphs of a message yanked into this one.
3180 Numeric argument means justify as well."
3183 (goto-char (point-min))
3184 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3185 (let ((fill-prefix message-yank-prefix))
3186 (fill-individual-paragraphs (point) (point-max) justifyp))))
3188 (defun message-indent-citation ()
3189 "Modify text just inserted from a message to be cited.
3190 The inserted text should be the region.
3191 When this function returns, the region is again around the modified text.
3193 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3194 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3195 (let ((start (point)))
3196 ;; Remove unwanted headers.
3197 (when message-ignored-cited-headers
3202 (if (search-forward "\n\n" nil t)
3205 (message-remove-header message-ignored-cited-headers t)
3206 (when (= (point-min) (point-max))
3207 (setq all-removed t))
3208 (goto-char (point-max)))
3212 ;; Delete blank lines at the start of the buffer.
3213 (while (and (point-min)
3216 (message-delete-line))
3217 ;; Delete blank lines at the end of the buffer.
3218 (goto-char (point-max))
3221 (while (and (zerop (forward-line -1))
3223 (message-delete-line))
3224 ;; Do the indentation.
3225 (if (null message-yank-prefix)
3226 (indent-rigidly start (mark t) message-indentation-spaces)
3229 (while (< (point) (mark t))
3230 (if (or (looking-at ">") (looking-at "^$"))
3231 (insert message-yank-cited-prefix)
3232 (insert message-yank-prefix))
3236 (defun message-yank-original (&optional arg)
3237 "Insert the message being replied to, if any.
3238 Puts point before the text and mark after.
3239 Normally indents each nonblank line ARG spaces (default 3). However,
3240 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3242 This function uses `message-cite-function' to do the actual citing.
3244 Just \\[universal-argument] as argument means don't indent, insert no
3245 prefix, and don't delete any headers."
3247 (let ((modified (buffer-modified-p)))
3248 (when (and message-reply-buffer
3249 message-cite-function)
3250 (delete-windows-on message-reply-buffer t)
3251 (insert-buffer message-reply-buffer)
3253 (funcall message-cite-function))
3254 (message-exchange-point-and-mark)
3258 (setq message-checksum (message-checksum))))))
3260 (defun message-yank-buffer (buffer)
3261 "Insert BUFFER into the current buffer and quote it."
3262 (interactive "bYank buffer: ")
3263 (let ((message-reply-buffer (get-buffer buffer)))
3264 (save-window-excursion
3265 (message-yank-original))))
3267 (defun message-buffers ()
3268 "Return a list of active message buffers."
3271 (dolist (buffer (buffer-list t))
3273 (when (and (eq major-mode 'message-mode)
3274 (null message-sent-message-via))
3275 (push (buffer-name buffer) buffers))))
3276 (nreverse buffers)))
3278 (defun message-cite-original-without-signature ()
3279 "Cite function in the standard Message manner."
3280 (let* ((start (point))
3283 (when message-indent-citation-function
3284 (if (listp message-indent-citation-function)
3285 message-indent-citation-function
3286 (list message-indent-citation-function))))
3287 ;; This function may be called by `gnus-summary-yank-message' and
3288 ;; may insert a different article from the original. So, we will
3289 ;; modify the value of `message-reply-headers' with that article.
3290 (message-reply-headers
3292 (narrow-to-region start end)
3293 (message-narrow-to-head-1)
3295 (or (message-fetch-field "subject") "none")
3296 (message-fetch-field "from")
3297 (message-fetch-field "date")
3298 (message-fetch-field "message-id" t)
3299 (message-fetch-field "references")
3301 (mml-quote-region start end)
3305 (when (re-search-backward message-signature-separator start t)
3306 ;; Also peel off any blank lines before the signature.
3308 (while (looking-at "^[ \t]*$")
3311 (delete-region (point) end)
3312 (unless (search-backward "\n\n" start t)
3313 ;; Insert a blank line if it is peeled off.
3316 (mapc 'funcall functions)
3317 (when message-citation-line-function
3320 (funcall message-citation-line-function))))
3322 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
3323 (defun message-cite-original ()
3324 "Cite function in the standard Message manner."
3325 (if (and (boundp 'mail-citation-hook)
3327 (run-hooks 'mail-citation-hook)
3328 (let* ((start (point))
3332 (when message-indent-citation-function
3333 (if (listp message-indent-citation-function)
3334 message-indent-citation-function
3335 (list message-indent-citation-function))))
3336 ;; This function may be called by `gnus-summary-yank-message' and
3337 ;; may insert a different article from the original. So, we will
3338 ;; modify the value of `message-reply-headers' with that article.
3339 (message-reply-headers
3341 (narrow-to-region start end)
3342 (message-narrow-to-head-1)
3343 (setq x-no-archive (message-fetch-field "x-no-archive"))
3345 (or (message-fetch-field "subject") "none")
3346 (message-fetch-field "from")
3347 (message-fetch-field "date")
3348 (message-fetch-field "message-id" t)
3349 (message-fetch-field "references")
3351 (mml-quote-region start end)
3353 (mapc 'funcall functions)
3354 (when message-citation-line-function
3357 (funcall message-citation-line-function))
3358 (when (and x-no-archive
3359 (not message-cite-articles-with-x-no-archive)
3360 (string-match "yes" x-no-archive))
3362 (delete-region (point) (mark t))
3363 (insert "> [Quoted text removed due to X-No-Archive]\n")
3364 (forward-line -1)))))
3366 (defun message-insert-citation-line ()
3367 "Insert a simple citation line."
3368 (when message-reply-headers
3369 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
3371 (defun message-position-on-field (header &rest afters)
3372 (let ((case-fold-search t))
3375 (goto-char (point-min))
3378 (concat "^" (regexp-quote mail-header-separator) "$"))
3379 (match-beginning 0)))
3380 (goto-char (point-min))
3381 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3383 (re-search-forward "^[^ \t]" nil 'move)
3385 (skip-chars-backward "\n")
3388 (not (re-search-forward
3389 (concat "^" (regexp-quote (car afters)) ":")
3393 (re-search-forward "^[^ \t]" nil 'move)
3394 (beginning-of-line))
3395 (insert header ": \n")
3399 (defun message-remove-signature ()
3400 "Remove the signature from the text between point and mark.
3401 The text will also be indented the normal way."
3403 (let ((start (point))
3405 (if (not (re-search-forward message-signature-separator (mark t) t))
3406 ;; No signature here, so we just indent the cited text.
3407 (message-indent-citation)
3408 ;; Find the last non-empty line.
3410 (while (looking-at "[ \t]*$")
3413 (setq mark (set-marker (make-marker) (point)))
3415 (message-indent-citation)
3416 ;; Enable undoing the deletion.
3418 (delete-region mark (mark t))
3419 (set-marker mark nil)))))
3424 ;;; Sending messages
3427 (defun message-send-and-exit (&optional arg)
3428 "Send message like `message-send', then, if no errors, exit from mail buffer."
3430 (let ((buf (current-buffer))
3431 (actions message-exit-actions))
3432 (when (and (message-send arg)
3434 (if message-kill-buffer-on-exit
3437 (when (eq buf (current-buffer))
3438 (message-bury buf)))
3439 (message-do-actions actions)
3442 (defun message-dont-send ()
3443 "Don't send the message you have been editing.
3444 Instead, just auto-save the buffer and then bury it."
3446 (set-buffer-modified-p t)
3448 (let ((actions message-postpone-actions))
3449 (message-bury (current-buffer))
3450 (message-do-actions actions)))
3452 (defun message-kill-buffer ()
3453 "Kill the current buffer."
3455 (when (or (not (buffer-modified-p))
3456 (yes-or-no-p "Message modified; kill anyway? "))
3457 (let ((actions message-kill-actions)
3458 (draft-article message-draft-article)
3459 (auto-save-file-name buffer-auto-save-file-name)
3460 (file-name buffer-file-name)
3461 (modified (buffer-modified-p)))
3462 (setq buffer-file-name nil)
3463 (kill-buffer (current-buffer))
3464 (when (and (or (and auto-save-file-name
3465 (file-exists-p auto-save-file-name))
3467 (file-exists-p file-name)))
3469 ;; If the message buffer has lived in a dedicated window,
3470 ;; `kill-buffer' has killed the frame. Thus the
3471 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3472 ;; that the user can see the question by raising the
3475 (yes-or-no-p (format "Remove the backup file%s? "
3476 (if modified " too" "")))))
3478 (delete-file auto-save-file-name))
3479 (let ((message-draft-article draft-article))
3480 (message-disassociate-draft)))
3481 (message-do-actions actions))))
3483 (defun message-bury (buffer)
3484 "Bury this mail BUFFER."
3485 (let ((newbuf (other-buffer buffer)))
3486 (bury-buffer buffer)
3487 (if (and (window-dedicated-p (selected-window))
3488 (not (null (delq (selected-frame) (visible-frame-list)))))
3489 (delete-frame (selected-frame))
3490 (switch-to-buffer newbuf))))
3492 (defun message-send (&optional arg)
3493 "Send the message in the current buffer.
3494 If `message-interactive' is non-nil, wait for success indication or
3495 error messages, and inform user.
3496 Otherwise any failure is reported in a message back to the user from
3498 The usage of ARG is defined by the instance that called Message.
3499 It should typically alter the sending method in some way or other."
3501 ;; Make it possible to undo the coming changes.
3503 (let ((inhibit-read-only t))
3504 (put-text-property (point-min) (point-max) 'read-only nil))
3505 (message-fix-before-sending)
3506 (run-hooks 'message-send-hook)
3507 (message message-sending-message)
3508 (let ((alist message-send-method-alist)
3510 elem sent dont-barf-on-no-method
3511 (message-options message-options))
3512 (message-options-set-recipient)
3514 (setq elem (pop alist)))
3515 (when (funcall (cadr elem))
3516 (when (and (or (not (memq (car elem)
3517 message-sent-message-via))
3518 (message-fetch-field "supersedes")
3519 (if (or (message-gnksa-enable-p 'multiple-copies)
3520 (not (eq (car elem) 'news)))
3523 "Already sent message via %s; resend? "
3525 (error "Denied posting -- multiple copies")))
3526 (setq success (funcall (caddr elem) arg)))
3530 (let ((fcc (message-fetch-field "Fcc"))
3531 (gcc (message-fetch-field "Gcc")))
3533 (or (eq message-allow-no-recipients 'always)
3534 (and (not (eq message-allow-no-recipients 'never))
3535 (setq dont-barf-on-no-method
3537 (format "No receiver, perform %s anyway? "
3538 (cond ((and fcc gcc) "Fcc and Gcc")
3541 (error "No methods specified to send by"))
3542 (when (or dont-barf-on-no-method
3546 (run-hooks 'message-sent-hook))
3547 (message "Sending...done")
3548 ;; Mark the buffer as unmodified and delete auto-save.
3549 (set-buffer-modified-p nil)
3550 (delete-auto-save-file-if-necessary t)
3551 (message-disassociate-draft)
3552 ;; Delete other mail buffers and stuff.
3553 (message-do-send-housekeeping)
3554 (message-do-actions message-send-actions)
3558 (defun message-send-via-mail (arg)
3559 "Send the current message via mail."
3560 (message-send-mail arg))
3562 (defun message-send-via-news (arg)
3563 "Send the current message via news."
3564 (funcall message-send-news-function arg))
3566 (defmacro message-check (type &rest forms)
3567 "Eval FORMS if TYPE is to be checked."
3568 `(or (message-check-element ,type)
3572 (put 'message-check 'lisp-indent-function 1)
3573 (put 'message-check 'edebug-form-spec '(form body))
3575 (defun message-text-with-property (prop &optional start end reverse)
3576 "Return a list of start and end positions where the text has PROP.
3577 START and END bound the search, they default to `point-min' and
3578 `point-max' respectively. If REVERSE is non-nil, find text which does
3581 (setq start (point-min)))
3583 (setq end (point-max)))
3587 (setq start (text-property-any start end prop nil)))
3588 (setq next (next-single-property-change start prop nil end))
3589 (push (cons start (or next end)) regions)
3592 (or (get-text-property start prop)
3593 (and (setq start (next-single-property-change
3594 start prop nil end))
3595 (get-text-property start prop))))
3596 (setq next (text-property-any start end prop nil))
3597 (push (cons start (or next end)) regions)
3599 (nreverse regions)))
3601 (defun message-fix-before-sending ()
3602 "Do various things to make the message nice before sending it."
3603 ;; Make sure there's a newline at the end of the message.
3604 (goto-char (point-max))
3607 ;; Make the hidden headers visible.
3609 ;; Sort headers before sending the message.
3610 (message-sort-headers)
3611 ;; Make invisible text visible.
3612 ;; It doesn't seem as if this is useful, since the invisible property
3613 ;; is clobbered by an after-change hook anyhow.
3614 (message-check 'invisible-text
3615 (let ((regions (message-text-with-property 'invisible))
3619 (setq from (caar regions)
3621 regions (cdr regions))
3622 (put-text-property from to 'invisible nil)
3623 (message-overlay-put (message-make-overlay from to)
3625 (unless (yes-or-no-p
3626 "Invisible text found and made visible; continue sending? ")
3627 (error "Invisible text found and made visible")))))
3628 (message-check 'illegible-text
3631 (skip-chars-forward mm-7bit-chars)
3633 (when (let ((char (char-after)))
3634 (or (< (mm-char-int char) 128)
3635 (and (mm-multibyte-p)
3636 (memq (char-charset char)
3637 '(eight-bit-control eight-bit-graphic
3639 (not (get-text-property
3640 (point) 'untranslated-utf-8)))))
3641 (message-overlay-put (message-make-overlay (point) (1+ (point)))
3645 (skip-chars-forward mm-7bit-chars))
3648 (gnus-multiple-choice
3649 "Non-printable characters found. Continue sending?"
3650 '((?d "Remove non-printable characters and send")
3651 (?r "Replace non-printable characters with dots and send")
3652 (?i "Ignore non-printable characters and send")
3653 (?e "Continue editing"))))
3655 (error "Non-printable characters"))
3657 (skip-chars-forward mm-7bit-chars)
3659 (when (let ((char (char-after)))
3660 (or (< (mm-char-int char) 128)
3661 (and (mm-multibyte-p)
3662 ;; Fixme: Wrong for Emacs 22 and for things
3663 ;; like undecable utf-8. Should at least
3664 ;; use find-coding-systems-region.
3665 (memq (char-charset char)
3666 '(eight-bit-control eight-bit-graphic
3668 (not (get-text-property
3669 (point) 'untranslated-utf-8)))))
3671 (message-kill-all-overlays)
3673 (when (eq choice ?r)
3676 (skip-chars-forward mm-7bit-chars))))))
3678 (defun message-add-action (action &rest types)
3679 "Add ACTION to be performed when doing an exit of type TYPES."
3681 (add-to-list (intern (format "message-%s-actions" (pop types)))
3684 (defun message-delete-action (action &rest types)
3685 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3688 (set (setq var (intern (format "message-%s-actions" (pop types))))
3689 (delq action (symbol-value var))))))
3691 (defun message-do-actions (actions)
3692 "Perform all actions in ACTIONS."
3693 ;; Now perform actions on successful sending.
3694 (dolist (action actions)
3697 ;; A simple function.
3700 ;; Something to be evaled.
3704 (defun message-send-mail-partially ()
3705 "Send mail as message/partial."
3706 ;; replace the header delimiter with a blank line
3707 (goto-char (point-min))
3709 (concat "^" (regexp-quote mail-header-separator) "\n"))
3710 (replace-match "\n")
3711 (run-hooks 'message-send-mail-hook)
3712 (let ((p (goto-char (point-min)))
3713 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3714 (curbuf (current-buffer))
3715 (id (message-make-message-id)) (n 1)
3716 plist total header required-mail-headers)
3718 (if (< (point-max) (+ p message-send-mail-partially-limit))
3719 (goto-char (point-max))
3720 (goto-char (+ p message-send-mail-partially-limit))
3722 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3725 (setq total (length plist))
3726 (push (point-max) plist)
3727 (setq plist (nreverse plist))
3730 (setq p (pop plist))
3733 (copy-to-buffer tembuf p (car plist))
3735 (goto-char (point-min))
3738 (goto-char (point-min))
3739 (narrow-to-region (point) (point))
3742 (setq header (buffer-substring (point-min) (point)))
3743 (goto-char (point-min))
3744 (narrow-to-region (point) (point))
3746 (message-remove-header "Mime-Version")
3747 (message-remove-header "Content-Type")
3748 (message-remove-header "Content-Transfer-Encoding")
3749 (message-remove-header "Message-ID")
3750 (message-remove-header "Lines")
3751 (goto-char (point-max))
3752 (insert "Mime-Version: 1.0\n")
3753 (setq header (buffer-string)))
3754 (goto-char (point-max))
3755 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3758 (let ((mail-header-separator ""))
3759 (when (memq 'Message-ID message-required-mail-headers)
3760 (insert "Message-ID: " (message-make-message-id) "\n"))
3761 (when (memq 'Lines message-required-mail-headers)
3762 (insert "Lines: " (message-make-lines) "\n"))
3763 (message-goto-subject)
3765 (insert (format " (%d/%d)" n total))
3767 (mm-with-unibyte-current-buffer
3768 (funcall (or message-send-mail-real-function
3769 message-send-mail-function))))
3771 (setq p (pop plist))
3773 (kill-buffer tembuf))))
3775 (defun message-send-mail (&optional arg)
3776 (require 'mail-utils)
3777 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3778 (case-fold-search nil)
3779 (news (message-news-p))
3780 (mailbuf (current-buffer))
3781 (message-this-is-mail t)
3782 (message-posting-charset
3783 (if (fboundp 'gnus-setup-posting-charset)
3784 (gnus-setup-posting-charset nil)
3785 message-posting-charset))
3786 (headers message-required-mail-headers))
3787 (when message-generate-hashcash
3788 (message "Generating hashcash...")
3789 ;; Wait for calculations already started to finish...
3790 (hashcash-wait-async)
3791 ;; ...and do calculations not already done. mail-add-payment
3792 ;; will leave existing X-Hashcash headers alone.
3794 (message "Generating hashcash...done"))
3796 (message-narrow-to-headers)
3797 ;; Generate the Mail-Followup-To header if the header is not there...
3798 (if (and (message-subscribed-p)
3799 (not (mail-fetch-field "mail-followup-to")))
3802 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3803 message-required-mail-headers))
3804 ;; otherwise, delete the MFT header if the field is empty
3805 (when (equal "" (mail-fetch-field "mail-followup-to"))
3806 (message-remove-header "^Mail-Followup-To:")))
3807 ;; Insert some headers.
3808 (let ((message-deletable-headers
3809 (if news nil message-deletable-headers)))
3810 (message-generate-headers headers))
3811 ;; Let the user do all of the above.
3812 (run-hooks 'message-header-hook))
3817 ;; Avoid copying text props (except hard newlines).
3818 (insert (with-current-buffer mailbuf
3819 (mml-buffer-substring-no-properties-except-hard-newlines
3820 (point-min) (point-max))))
3821 ;; Remove some headers.
3822 (message-encode-message-body)
3824 (message-narrow-to-headers)
3825 ;; We (re)generate the Lines header.
3826 (when (memq 'Lines message-required-mail-headers)
3827 (message-generate-headers '(Lines)))
3828 ;; Remove some headers.
3829 (message-remove-header message-ignored-mail-headers t)
3830 (let ((mail-parse-charset message-default-charset))
3831 (mail-encode-encoded-word-buffer)))
3832 (goto-char (point-max))
3833 ;; require one newline at the end.
3834 (or (= (preceding-char) ?\n)
3836 (message-cleanup-headers)
3837 ;; FIXME: we're inserting the courtesy copy after encoding.
3838 ;; This is wrong if the courtesy copy string contains
3839 ;; non-ASCII characters. -- jh
3842 (message-narrow-to-headers)
3844 (or (message-fetch-field "cc")
3845 (message-fetch-field "bcc")
3846 (message-fetch-field "to"))
3847 (let ((content-type (message-fetch-field
3852 (string= "text/plain"
3854 (mail-header-parse-content-type
3858 (message-fetch-field
3859 "content-transfer-encoding")))))))
3860 (message-insert-courtesy-copy))
3861 (if (or (not message-send-mail-partially-limit)
3862 (< (buffer-size) message-send-mail-partially-limit)
3863 (not (message-y-or-n-p
3864 "The message size is too large, split? "
3868 (/ (buffer-size) 1000) "KB, is too large.
3870 Some mail gateways (MTA's) bounce large messages. To avoid the
3871 problem, answer `y', and the message will be split into several
3872 smaller pieces, the size of each is about "
3873 (/ message-send-mail-partially-limit 1000)
3877 However, some mail readers (MUA's) can't read split messages, i.e.,
3878 mails in message/partially format. Answer `n', and the message will be
3881 The size limit is controlled by `message-send-mail-partially-limit'.
3882 If you always want Gnus to send messages in one piece, set
3883 `message-send-mail-partially-limit' to nil.
3885 (mm-with-unibyte-current-buffer
3886 (message "Sending via mail...")
3887 (funcall (or message-send-mail-real-function
3888 message-send-mail-function)))
3889 (message-send-mail-partially)))
3890 (kill-buffer tembuf))
3891 (set-buffer mailbuf)
3892 (push 'mail message-sent-message-via)))
3894 (defun message-send-mail-with-sendmail ()
3895 "Send off the prepared buffer with sendmail."
3896 (let ((errbuf (if message-interactive
3897 (message-generate-new-buffer-clone-locals
3900 resend-to-addresses delimline)
3903 (let ((case-fold-search t))
3905 (message-narrow-to-headers)
3906 (setq resend-to-addresses (message-fetch-field "resent-to")))
3907 ;; Change header-delimiter to be what sendmail expects.
3908 (goto-char (point-min))
3910 (concat "^" (regexp-quote mail-header-separator) "\n"))
3911 (replace-match "\n")
3913 (setq delimline (point-marker))
3914 (run-hooks 'message-send-mail-hook)
3915 ;; Insert an extra newline if we need it to work around
3916 ;; Sun's bug that swallows newlines.
3917 (goto-char (1+ delimline))
3918 (when (eval message-mailer-swallows-blank-line)
3920 (when message-interactive
3921 (with-current-buffer errbuf
3923 (let* ((default-directory "/")
3924 (coding-system-for-write message-send-coding-system)
3926 'call-process-region
3928 (list (point-min) (point-max)
3929 (if (boundp 'sendmail-program)
3931 "/usr/lib/sendmail")
3932 nil errbuf nil "-oi")
3933 ;; Always specify who from,
3934 ;; since some systems have broken sendmails.
3935 ;; But some systems are more broken with -f, so
3936 ;; we'll let users override this.
3937 (if (null message-sendmail-f-is-evil)
3938 (list "-f" (message-sendmail-envelope-from)))
3939 ;; These mean "report errors by mail"
3940 ;; and "deliver in background".
3941 (if (null message-interactive) '("-oem" "-odb"))
3942 ;; Get the addresses from the message
3943 ;; unless this is a resend.
3944 ;; We must not do that for a resend
3945 ;; because we would find the original addresses.
3946 ;; For a resend, include the specific addresses.
3947 (if resend-to-addresses
3948 (list resend-to-addresses)
3950 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
3951 (error "Sending...failed with exit value %d" cpr)))
3952 (when message-interactive
3955 (goto-char (point-min))
3956 (while (re-search-forward "\n+ *" nil t)
3957 (replace-match "; "))
3958 (if (not (zerop (buffer-size)))
3959 (error "Sending...failed to %s"
3960 (buffer-string))))))
3961 (when (bufferp errbuf)
3962 (kill-buffer errbuf)))))
3964 (defun message-send-mail-with-qmail ()
3965 "Pass the prepared message buffer to qmail-inject.
3966 Refer to the documentation for the variable `message-send-mail-function'
3967 to find out how to use this."
3968 ;; replace the header delimiter with a blank line
3969 (goto-char (point-min))
3971 (concat "^" (regexp-quote mail-header-separator) "\n"))
3972 (replace-match "\n")
3973 (run-hooks 'message-send-mail-hook)
3976 (let ((coding-system-for-write message-send-coding-system))
3978 'call-process-region (point-min) (point-max)
3979 message-qmail-inject-program nil nil nil
3980 ;; qmail-inject's default behaviour is to look for addresses on the
3981 ;; command line; if there're none, it scans the headers.
3982 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
3984 ;; in general, ALL of qmail-inject's defaults are perfect for simply
3985 ;; reading a formatted (i. e., at least a To: or Resent-To header)
3986 ;; message from stdin.
3988 ;; qmail also has the advantage of not having been raped by
3989 ;; various vendors, so we don't have to allow for that, either --
3990 ;; compare this with message-send-mail-with-sendmail and weep
3991 ;; for sendmail's lost innocence.
3993 ;; all this is way cool coz it lets us keep the arguments entirely
3994 ;; free for -inject-arguments -- a big win for the user and for us
3995 ;; since we don't have to play that double-guessing game and the user
3996 ;; gets full control (no gestapo'ish -f's, for instance). --sj
3997 (if (functionp message-qmail-inject-args)
3998 (funcall message-qmail-inject-args)
3999 message-qmail-inject-args)))
4000 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4001 ;; we have to look at the retval instead
4003 (100 (error "qmail-inject reported permanent failure"))
4004 (111 (error "qmail-inject reported transient failure"))
4005 ;; should never happen
4006 (t (error "qmail-inject reported unknown failure"))))
4008 (defun message-send-mail-with-mh ()
4009 "Send the prepared message buffer with mh."
4010 (let ((mh-previous-window-config nil)
4011 (name (mh-new-draft-name)))
4012 (setq buffer-file-name name)
4013 ;; MH wants to generate these headers itself.
4014 (when message-mh-deletable-headers
4015 (let ((headers message-mh-deletable-headers))
4017 (goto-char (point-min))
4018 (and (re-search-forward
4019 (concat "^" (symbol-name (car headers)) ": *") nil t)
4020 (message-delete-line))
4022 (run-hooks 'message-send-mail-hook)
4023 ;; Pass it on to mh.
4026 (defun message-smtpmail-send-it ()
4027 "Send the prepared message buffer with `smtpmail-send-it'.
4028 This only differs from `smtpmail-send-it' that this command evaluates
4029 `message-send-mail-hook' just before sending a message. It is useful
4030 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4031 manual for details."
4032 (run-hooks 'message-send-mail-hook)
4035 (defun message-canlock-generate ()
4036 "Return a string that is non-trivial to guess.
4037 Do not use this for anything important, it is cryptographically weak."
4039 (let (sha1-maximum-internal-length)
4040 (sha1 (concat (message-unique-id)
4041 (format "%x%x%x" (random) (random t) (random))
4042 (prin1-to-string (recent-keys))
4043 (prin1-to-string (garbage-collect))))))
4045 (defun message-canlock-password ()
4046 "The password used by message for cancel locks.
4047 This is the value of `canlock-password', if that option is non-nil.
4048 Otherwise, generate and save a value for `canlock-password' first."
4049 (unless canlock-password
4050 (customize-save-variable 'canlock-password (message-canlock-generate))
4051 (setq canlock-password-for-verify canlock-password))
4054 (defun message-insert-canlock ()
4055 (when message-insert-canlock
4056 (message-canlock-password)
4057 (canlock-insert-header)))
4059 (defun message-send-news (&optional arg)
4060 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4061 (case-fold-search nil)
4062 (method (if (functionp message-post-method)
4063 (funcall message-post-method arg)
4064 message-post-method))
4065 (newsgroups-field (save-restriction
4066 (message-narrow-to-headers-or-head)
4067 (message-fetch-field "Newsgroups")))
4068 (followup-field (save-restriction
4069 (message-narrow-to-headers-or-head)
4070 (message-fetch-field "Followup-To")))
4071 ;; BUG: We really need to get the charset for each name in the
4072 ;; Newsgroups and Followup-To lines to allow crossposting
4073 ;; between group namess with incompatible character sets.
4074 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4075 (group-field-charset
4076 (gnus-group-name-charset method newsgroups-field))
4077 (followup-field-charset
4078 (gnus-group-name-charset method (or followup-field "")))
4079 (rfc2047-header-encoding-alist
4080 (append (when group-field-charset
4081 (list (cons "Newsgroups" group-field-charset)))
4082 (when followup-field-charset
4083 (list (cons "Followup-To" followup-field-charset)))
4084 rfc2047-header-encoding-alist))
4085 (messbuf (current-buffer))
4086 (message-syntax-checks
4088 (listp message-syntax-checks))
4089 (cons '(existing-newsgroups . disabled)
4090 message-syntax-checks)
4091 message-syntax-checks))
4092 (message-this-is-news t)
4093 (message-posting-charset
4094 (gnus-setup-posting-charset newsgroups-field))
4096 (if (not (message-check-news-body-syntax))
4099 (message-narrow-to-headers)
4100 ;; Insert some headers.
4101 (message-generate-headers message-required-news-headers)
4102 (message-insert-canlock)
4103 ;; Let the user do all of the above.
4104 (run-hooks 'message-header-hook))
4105 ;; Note: This check will be disabled by the ".*" default value for
4106 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4107 (when (and group-field-charset
4108 (listp message-syntax-checks))
4109 (setq message-syntax-checks
4110 (cons '(valid-newsgroups . disabled)
4111 message-syntax-checks)))
4112 (message-cleanup-headers)
4113 (if (not (let ((message-post-method method))
4114 (message-check-news-syntax)))
4119 (buffer-disable-undo)
4121 ;; Avoid copying text props (except hard newlines).
4123 (with-current-buffer messbuf
4124 (mml-buffer-substring-no-properties-except-hard-newlines
4125 (point-min) (point-max))))
4126 (message-encode-message-body)
4127 ;; Remove some headers.
4129 (message-narrow-to-headers)
4130 ;; We (re)generate the Lines header.
4131 (when (memq 'Lines message-required-mail-headers)
4132 (message-generate-headers '(Lines)))
4133 ;; Remove some headers.
4134 (message-remove-header message-ignored-news-headers t)
4135 (let ((mail-parse-charset message-default-charset))
4136 (mail-encode-encoded-word-buffer)))
4137 (goto-char (point-max))
4138 ;; require one newline at the end.
4139 (or (= (preceding-char) ?\n)
4141 (let ((case-fold-search t))
4142 ;; Remove the delimiter.
4143 (goto-char (point-min))
4145 (concat "^" (regexp-quote mail-header-separator) "\n"))
4146 (replace-match "\n")
4148 (run-hooks 'message-send-news-hook)
4149 (gnus-open-server method)
4150 (message "Sending news via %s..." (gnus-server-string method))
4151 (setq result (let ((mail-header-separator ""))
4152 (gnus-request-post method))))
4153 (kill-buffer tembuf))
4154 (set-buffer messbuf)
4156 (push 'news message-sent-message-via)
4157 (message "Couldn't send message via news: %s"
4158 (nnheader-get-report (car method)))
4162 ;;; Header generation & syntax checking.
4165 (defun message-check-element (type)
4166 "Return non-nil if this TYPE is not to be checked."
4167 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4169 (let ((able (assq type message-syntax-checks)))
4171 (eq (cdr able) 'disabled)))))
4173 (defun message-check-news-syntax ()
4174 "Check the syntax of the message."
4178 ;; We narrow to the headers and check them first.
4181 (message-narrow-to-headers)
4182 (message-check-news-header-syntax))))))
4184 (defun message-check-news-header-syntax ()
4186 ;; Check Newsgroups header.
4187 (message-check 'newsgroups
4188 (let ((group (message-fetch-field "newsgroups")))
4191 (not (string-match "\\`[ \t]*\\'" group)))
4194 "The newsgroups field is empty or missing. Posting is denied.")))))
4195 ;; Check the Subject header.
4196 (message-check 'subject
4197 (let* ((case-fold-search t)
4198 (subject (message-fetch-field "subject")))
4201 (not (string-match "\\`[ \t]*\\'" subject)))
4204 "The subject field is empty or missing. Posting is denied.")))))
4205 ;; Check for commands in Subject.
4206 (message-check 'subject-cmsg
4207 (if (string-match "^cmsg " (message-fetch-field "subject"))
4209 "The control code \"cmsg\" is in the subject. Really post? ")
4211 ;; Check long header lines.
4212 (message-check 'long-header-lines
4213 (let ((start (point))
4217 (while (and (not found)
4218 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4219 (if (> (- (point) (match-beginning 0)) 998)
4221 length (- (point) (match-beginning 0)))
4222 (setq header (match-string-no-properties 1)))
4223 (setq start (match-beginning 0))
4226 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4229 ;; Check for multiple identical headers.
4230 (message-check 'multiple-headers
4232 (while (and (not found)
4233 (re-search-forward "^[^ \t:]+: " nil t))
4235 (or (re-search-forward
4240 (match-beginning 0) (- (match-end 0) 2))))
4245 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4247 ;; Check for Version and Sendsys.
4248 (message-check 'sendsys
4249 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4251 (format "The article contains a %s command. Really post? "
4252 (buffer-substring (match-beginning 0)
4253 (1- (match-end 0)))))
4255 ;; See whether we can shorten Followup-To.
4256 (message-check 'shorten-followup-to
4257 (let ((newsgroups (message-fetch-field "newsgroups"))
4258 (followup-to (message-fetch-field "followup-to"))
4260 (when (and newsgroups
4261 (string-match "," newsgroups)
4266 (setq to (completing-read
4267 "Followups to (default: no Followup-To header) "
4270 (message-tokenize-header
4272 (goto-char (point-min))
4273 (insert "Followup-To: " to "\n"))
4275 ;; Check "Shoot me".
4276 (message-check 'shoot
4277 (if (re-search-forward
4278 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4279 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4281 ;; Check for Approved.
4282 (message-check 'approved
4283 (if (re-search-forward "^Approved:" nil t)
4284 (y-or-n-p "The article contains an Approved header. Really post? ")
4286 ;; Check the Message-ID header.
4287 (message-check 'message-id
4288 (let* ((case-fold-search t)
4289 (message-id (message-fetch-field "message-id" t)))
4290 (or (not message-id)
4291 ;; Is there an @ in the ID?
4292 (and (string-match "@" message-id)
4293 ;; Is there a dot in the ID?
4294 (string-match "@[^.]*\\." message-id)
4295 ;; Does the ID end with a dot?
4296 (not (string-match "\\.>" message-id)))
4298 (format "The Message-ID looks strange: \"%s\". Really post? "
4300 ;; Check the Newsgroups & Followup-To headers.
4301 (message-check 'existing-newsgroups
4302 (let* ((case-fold-search t)
4303 (newsgroups (message-fetch-field "newsgroups"))
4304 (followup-to (message-fetch-field "followup-to"))
4305 (groups (message-tokenize-header
4307 (concat newsgroups "," followup-to)
4309 (post-method (if (functionp message-post-method)
4310 (funcall message-post-method)
4311 message-post-method))
4312 ;; KLUDGE to handle nnvirtual groups. Doing this right
4313 ;; would probably involve a new nnoo function.
4314 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4315 (method (if (and (consp post-method)
4316 (eq (car post-method) 'nnvirtual)
4317 gnus-message-group-art)
4318 (let ((group (car (nnvirtual-find-group-art
4319 (car gnus-message-group-art)
4320 (cdr gnus-message-group-art)))))
4321 (gnus-find-method-for-group group))
4325 (gnus-group-name-decode
4326 (gnus-group-real-name n)
4327 (gnus-group-name-charset method n)))
4328 (gnus-groups-from-server method)))
4331 (when (and (not (equal (car groups) "poster"))
4332 (not (member (car groups) known-groups))
4333 (not (member (car groups) errors)))
4334 (push (car groups) errors))
4337 ;; Gnus is not running.
4338 ((or (not (and (boundp 'gnus-active-hashtb)
4339 gnus-active-hashtb))
4340 (not (boundp 'gnus-read-active-file)))
4342 ;; We don't have all the group names.
4343 ((and (or (not gnus-read-active-file)
4344 (eq gnus-read-active-file 'some))
4348 "Really use %s possibly unknown group%s: %s? "
4349 (if (= (length errors) 1) "this" "these")
4350 (if (= (length errors) 1) "" "s")
4351 (mapconcat 'identity errors ", "))))
4352 ;; There were no errors.
4355 ;; There are unknown groups.
4359 "Really post to %s unknown group%s: %s? "
4360 (if (= (length errors) 1) "this" "these")
4361 (if (= (length errors) 1) "" "s")
4362 (mapconcat 'identity errors ", ")))))))
4363 ;; Check continuation headers.
4364 (message-check 'continuation-headers
4365 (goto-char (point-min))
4366 (let ((do-posting t))
4367 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
4368 (if (y-or-n-p "Fix continuation lines? ")
4370 (goto-char (match-beginning 0))
4372 (unless (y-or-n-p "Send anyway? ")
4373 (setq do-posting nil))))
4375 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4376 (message-check 'valid-newsgroups
4377 (let ((case-fold-search t)
4378 (headers '("Newsgroups" "Followup-To"))
4380 (while (and headers (not error))
4381 (when (setq header (mail-fetch-field (car headers)))
4385 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4390 (not (string-match "\\.\\'\\|\\.\\." g)))
4391 (message-tokenize-header header ","))))
4398 (format "The %s header looks odd: \"%s\". Really post? "
4399 (car headers) header)))))
4400 (message-check 'repeated-newsgroups
4401 (let ((case-fold-search t)
4402 (headers '("Newsgroups" "Followup-To"))
4403 header error groups group)
4406 (when (setq header (mail-fetch-field (pop headers)))
4407 (setq groups (message-tokenize-header header ","))
4408 (while (setq group (pop groups))
4409 (when (member group groups)
4415 (format "Group %s is repeated in headers. Really post? " error)))))
4416 ;; Check the From header.
4417 (message-check 'from
4418 (let* ((case-fold-search t)
4419 (from (message-fetch-field "from"))
4423 (message "There is no From line. Posting is denied.")
4425 ((or (not (string-match
4427 (setq ad (nth 1 (mail-extract-address-components
4428 from))))) ;larsi@ifi
4429 (string-match "\\.\\." ad) ;larsi@ifi..uio
4430 (string-match "@\\." ad) ;larsi@.ifi.uio
4431 (string-match "\\.$" ad) ;larsi@ifi.uio.
4432 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4433 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4435 "Denied posting -- the From looks strange: \"%s\"." from)
4437 ((let ((addresses (rfc822-addresses from)))
4438 (while (and addresses
4439 (not (eq (string-to-char (car addresses)) ?\()))
4440 (setq addresses (cdr addresses)))
4443 "Denied posting -- bad From address: \"%s\"." from)
4446 ;; Check the Reply-To header.
4447 (message-check 'reply-to
4448 (let* ((case-fold-search t)
4449 (reply-to (message-fetch-field "reply-to"))
4454 ((string-match "," reply-to)
4456 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4458 ((or (not (string-match
4460 (setq ad (nth 1 (mail-extract-address-components
4461 reply-to))))) ;larsi@ifi
4462 (string-match "\\.\\." ad) ;larsi@ifi..uio
4463 (string-match "@\\." ad) ;larsi@.ifi.uio
4464 (string-match "\\.$" ad) ;larsi@ifi.uio.
4465 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4466 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4469 "The Reply-To looks strange: \"%s\". Really post? "
4473 (defun message-check-news-body-syntax ()
4475 ;; Check for long lines.
4476 (message-check 'long-lines
4477 (goto-char (point-min))
4479 (concat "^" (regexp-quote mail-header-separator) "$"))
4483 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4486 (< (- (point) p) 80)))
4487 (zerop (forward-line 1))))
4491 "You have lines longer than 79 characters. Really post? ")))
4492 ;; Check whether the article is empty.
4493 (message-check 'empty
4494 (goto-char (point-min))
4496 (concat "^" (regexp-quote mail-header-separator) "$"))
4499 (goto-char (point-max))
4500 (re-search-backward message-signature-separator nil t)
4502 (or (re-search-backward "[^ \n\t]" b t)
4503 (if (message-gnksa-enable-p 'empty-article)
4504 (y-or-n-p "Empty article. Really post? ")
4505 (message "Denied posting -- Empty article.")
4507 ;; Check for control characters.
4508 (message-check 'control-chars
4509 (if (re-search-forward
4510 (mm-string-as-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
4513 "The article contains control characters. Really post? ")
4515 ;; Check excessive size.
4516 (message-check 'size
4517 (if (> (buffer-size) 60000)
4519 (format "The article is %d octets long. Really post? "
4522 ;; Check whether any new text has been added.
4523 (message-check 'new-text
4525 (not message-checksum)
4526 (not (eq (message-checksum) message-checksum))
4527 (if (message-gnksa-enable-p 'quoted-text-only)
4529 "It looks like no new text has been added. Really post? ")
4530 (message "Denied posting -- no new text has been added.")
4532 ;; Check the length of the signature.
4533 (message-check 'signature
4534 (goto-char (point-max))
4535 (if (> (count-lines (point) (point-max)) 5)
4538 "Your .sig is %d lines; it should be max 4. Really post? "
4539 (1- (count-lines (point) (point-max)))))
4541 ;; Ensure that text follows last quoted portion.
4542 (message-check 'quoting-style
4543 (goto-char (point-max))
4544 (let ((no-problem t))
4545 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4546 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4549 (if (message-gnksa-enable-p 'quoted-text-only)
4550 (y-or-n-p "Your text should follow quoted text. Really post? ")
4552 (goto-char (point-min))
4554 (concat "^" (regexp-quote mail-header-separator) "$"))
4555 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4556 (y-or-n-p "Your text should follow quoted text. Really post? ")
4557 (message "Denied posting -- only quoted text.")
4560 (defun message-checksum ()
4561 "Return a \"checksum\" for the current buffer."
4564 (goto-char (point-min))
4566 (concat "^" (regexp-quote mail-header-separator) "$"))
4568 (when (not (looking-at "[ \t\n]"))
4569 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4574 (defun message-do-fcc ()
4575 "Process Fcc headers in the current buffer."
4576 (let ((case-fold-search t)
4577 (buf (current-buffer))
4579 (mml-externalize-attachments message-fcc-externalize-attachments))
4582 (message-narrow-to-headers)
4583 (setq file (message-fetch-field "fcc" t)))
4585 (set-buffer (get-buffer-create " *message temp*"))
4587 (insert-buffer-substring buf)
4588 (message-encode-message-body)
4590 (message-narrow-to-headers)
4591 (while (setq file (message-fetch-field "fcc" t))
4593 (message-remove-header "fcc" nil t))
4594 (let ((mail-parse-charset message-default-charset)
4595 (rfc2047-header-encoding-alist
4596 (cons '("Newsgroups" . default)
4597 rfc2047-header-encoding-alist)))
4598 (mail-encode-encoded-word-buffer)))
4599 (goto-char (point-min))
4600 (when (re-search-forward
4601 (concat "^" (regexp-quote mail-header-separator) "$")
4603 (replace-match "" t t ))
4604 ;; Process FCC operations.
4606 (setq file (pop list))
4607 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4608 ;; Pipe the article to the program in question.
4609 (call-process-region (point-min) (point-max) shell-file-name
4610 nil nil nil shell-command-switch
4611 (match-string 1 file))
4612 ;; Save the article.
4613 (setq file (expand-file-name file))
4614 (unless (file-exists-p (file-name-directory file))
4615 (make-directory (file-name-directory file) t))
4616 (if (and message-fcc-handler-function
4617 (not (eq message-fcc-handler-function 'rmail-output)))
4618 (funcall message-fcc-handler-function file)
4619 (if (and (file-readable-p file) (mail-file-babyl-p file))
4620 (rmail-output file 1 nil t)
4621 (let ((mail-use-rfc822 t))
4622 (rmail-output file 1 t t))))))
4623 (kill-buffer (current-buffer))))))
4625 (defun message-output (filename)
4626 "Append this article to Unix/babyl mail file FILENAME."
4627 (if (and (file-readable-p filename)
4628 (mail-file-babyl-p filename))
4629 (gnus-output-to-rmail filename t)
4630 (gnus-output-to-mail filename t)))
4632 (defun message-cleanup-headers ()
4633 "Do various automatic cleanups of the headers."
4634 ;; Remove empty lines in the header.
4636 (message-narrow-to-headers)
4637 ;; Remove blank lines.
4638 (while (re-search-forward "^[ \t]*\n" nil t)
4639 (replace-match "" t t))
4641 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4642 ;; spaces to comma and eliminate spaces around commas. Eliminate
4643 ;; embedded line breaks.
4644 (goto-char (point-min))
4645 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4649 (if (re-search-forward "^[^ \t]" nil t)
4653 (goto-char (point-min))
4654 (while (re-search-forward "\n[ \t]+" nil t)
4655 (replace-match " " t t)) ;No line breaks (too confusing)
4656 (goto-char (point-min))
4657 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4658 (replace-match "," t t))
4659 (goto-char (point-min))
4660 ;; Remove trailing commas.
4661 (when (re-search-forward ",+$" nil t)
4662 (replace-match "" t t))))))
4664 (defun message-make-date (&optional now)
4665 "Make a valid data header.
4666 If NOW, use that time instead."
4667 (let ((system-time-locale "C"))
4668 (format-time-string "%a, %d %b %Y %T %z" now)))
4670 (defun message-make-message-id ()
4671 "Make a unique Message-ID."
4672 (concat "<" (message-unique-id)
4673 (let ((psubject (save-excursion (message-fetch-field "subject")))
4675 (save-excursion (message-fetch-field "supersedes"))))
4677 (and message-reply-headers
4678 (mail-header-references message-reply-headers)
4679 (mail-header-subject message-reply-headers)
4682 (message-strip-subject-re
4683 (mail-header-subject message-reply-headers))
4684 (message-strip-subject-re psubject))))
4686 (string-match "_-_@" psupersedes)))
4688 "@" (message-make-fqdn) ">"))
4690 (defvar message-unique-id-char nil)
4692 ;; If you ever change this function, make sure the new version
4693 ;; cannot generate IDs that the old version could.
4694 ;; You might for example insert a "." somewhere (not next to another dot
4695 ;; or string boundary), or modify the "fsf" string.
4696 (defun message-unique-id ()
4697 ;; Don't use microseconds from (current-time), they may be unsupported.
4698 ;; Instead we use this randomly inited counter.
4699 (setq message-unique-id-char
4700 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4701 ;; (current-time) returns 16-bit ints,
4702 ;; and 2^16*25 just fits into 4 digits i base 36.
4704 (let ((tm (current-time)))
4706 (if (memq system-type '(ms-dos emx vax-vms))
4707 (let ((user (downcase (user-login-name))))
4708 (while (string-match "[^a-z0-9_]" user)
4709 (aset user (match-beginning 0) ?_))
4711 (message-number-base36 (user-uid) -1))
4712 (message-number-base36 (+ (car tm)
4713 (lsh (% message-unique-id-char 25) 16)) 4)
4714 (message-number-base36 (+ (nth 1 tm)
4715 (lsh (/ message-unique-id-char 25) 16)) 4)
4716 ;; Append a given name, because while the generated ID is unique
4717 ;; to this newsreader, other newsreaders might otherwise generate
4718 ;; the same ID via another algorithm.
4721 (defun message-number-base36 (num len)
4726 (concat (message-number-base36 (/ num 36) (1- len))
4727 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4730 (defun message-make-organization ()
4731 "Make an Organization header."
4732 (let* ((organization
4733 (when message-user-organization
4734 (if (functionp message-user-organization)
4735 (funcall message-user-organization)
4736 message-user-organization))))
4738 (mm-enable-multibyte)
4739 (cond ((stringp organization)
4740 (insert organization))
4741 ((and (eq t organization)
4742 message-user-organization-file
4743 (file-exists-p message-user-organization-file))
4744 (insert-file-contents message-user-organization-file)))
4745 (goto-char (point-min))
4746 (while (re-search-forward "[\t\n]+" nil t)
4747 (replace-match "" t t))
4748 (unless (zerop (buffer-size))
4751 (defun message-make-lines ()
4752 "Count the number of lines and return numeric string."
4757 (int-to-string (count-lines (point) (point-max))))))
4759 (defun message-make-references ()
4760 "Return the References header for this message."
4761 (when message-reply-headers
4762 (let ((message-id (mail-header-message-id message-reply-headers))
4763 (references (mail-header-references message-reply-headers))
4765 (if (or references message-id)
4766 (concat (or references "") (and references " ")
4770 (defun message-make-in-reply-to ()
4771 "Return the In-Reply-To header for this message."
4772 (when message-reply-headers
4773 (let ((from (mail-header-from message-reply-headers))
4774 (date (mail-header-date message-reply-headers))
4775 (msg-id (mail-header-message-id message-reply-headers)))
4777 (let ((name (mail-extract-address-components from)))
4778 (concat msg-id (if msg-id " (")
4782 (if (or (not date) (string= date ""))
4783 "(unknown date)" date)
4784 "\"" (if msg-id ")")))))))
4786 (defun message-make-distribution ()
4787 "Make a Distribution header."
4788 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4789 (cond ((functionp message-distribution-function)
4790 (funcall message-distribution-function))
4791 (t orig-distribution))))
4793 (defun message-make-expires ()
4794 "Return an Expires header based on `message-expires'."
4795 (let ((current (current-time))
4796 (future (* 1.0 message-expires 60 60 24)))
4797 ;; Add the future to current.
4798 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4799 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4800 (message-make-date current)))
4802 (defun message-make-path ()
4804 (let ((login-name (user-login-name)))
4805 (cond ((null message-user-path)
4806 (concat (system-name) "!" login-name))
4807 ((stringp message-user-path)
4808 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4809 (concat message-user-path "!" login-name))
4812 (defun message-make-from ()
4813 "Make a From header."
4814 (let* ((style message-from-style)
4815 (login (message-make-address))
4817 (or (and (boundp 'user-full-name)
4820 (when (string= fullname "&")
4821 (setq fullname (user-login-name)))
4823 (mm-enable-multibyte)
4826 (equal fullname ""))
4828 ((or (eq style 'angles)
4829 (and (not (eq style 'parens))
4830 ;; Use angles if no quoting is needed, or if parens would
4831 ;; need quoting too.
4832 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4833 (let ((tmp (concat fullname nil)))
4834 (while (string-match "([^()]*)" tmp)
4835 (aset tmp (match-beginning 0) ?-)
4836 (aset tmp (1- (match-end 0)) ?-))
4837 (string-match "[\\()]" tmp)))))
4839 (goto-char (point-min))
4840 ;; Look for a character that cannot appear unquoted
4841 ;; according to RFC 822.
4842 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
4843 ;; Quote fullname, escaping specials.
4844 (goto-char (point-min))
4846 (while (re-search-forward "[\"\\]" nil 1)
4847 (replace-match "\\\\\\&" t))
4849 (insert " <" login ">"))
4850 (t ; 'parens or default
4852 (let ((fullname-start (point)))
4854 (goto-char fullname-start)
4855 ;; RFC 822 says \ and nonmatching parentheses
4856 ;; must be escaped in comments.
4857 ;; Escape every instance of ()\ ...
4858 (while (re-search-forward "[()\\]" nil 1)
4859 (replace-match "\\\\\\&" t))
4860 ;; ... then undo escaping of matching parentheses,
4861 ;; including matching nested parentheses.
4862 (goto-char fullname-start)
4863 (while (re-search-forward
4864 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4866 (replace-match "\\1(\\3)" t)
4867 (goto-char fullname-start)))
4871 (defun message-make-sender ()
4872 "Return the \"real\" user address.
4873 This function tries to ignore all user modifications, and
4874 give as trustworthy answer as possible."
4875 (concat (user-login-name) "@" (system-name)))
4877 (defun message-make-address ()
4878 "Make the address of the user."
4879 (or (message-user-mail-address)
4880 (concat (user-login-name) "@" (message-make-domain))))
4882 (defun message-user-mail-address ()
4883 "Return the pertinent part of `user-mail-address'."
4884 (when (and user-mail-address
4885 (string-match "@.*\\." user-mail-address))
4886 (if (string-match " " user-mail-address)
4887 (nth 1 (mail-extract-address-components user-mail-address))
4888 user-mail-address)))
4890 (defun message-sendmail-envelope-from ()
4891 "Return the envelope from."
4892 (cond ((eq message-sendmail-envelope-from 'header)
4893 (nth 1 (mail-extract-address-components
4894 (message-fetch-field "from"))))
4895 ((stringp message-sendmail-envelope-from)
4896 message-sendmail-envelope-from)
4898 (message-make-address))))
4900 (defun message-make-fqdn ()
4901 "Return user's fully qualified domain name."
4902 (let* ((system-name (system-name))
4903 (user-mail (message-user-mail-address))
4906 (string-match "@\\(.*\\)\\'" user-mail))
4907 (match-string 1 user-mail)))
4908 (case-fold-search t))
4910 ((and message-user-fqdn
4911 (stringp message-user-fqdn)
4912 (string-match message-valid-fqdn-regexp message-user-fqdn)
4913 (not (string-match message-bogus-system-names message-user-fqdn)))
4915 ;; `message-user-fqdn' seems to be valid
4916 ((and (string-match message-valid-fqdn-regexp system-name)
4917 (not (string-match message-bogus-system-names system-name)))
4918 ;; `system-name' returned the right result.
4920 ;; Try `mail-host-address'.
4921 ((and (boundp 'mail-host-address)
4922 (stringp mail-host-address)
4923 (string-match message-valid-fqdn-regexp mail-host-address)
4924 (not (string-match message-bogus-system-names mail-host-address)))
4926 ;; We try `user-mail-address' as a backup.
4928 (stringp user-domain)
4929 (string-match message-valid-fqdn-regexp user-domain)
4930 (not (string-match message-bogus-system-names user-domain)))
4932 ;; Default to this bogus thing.
4935 ".i-did-not-set--mail-host-address--so-tickle-me")))))
4937 (defun message-make-host-name ()
4938 "Return the name of the host."
4939 (let ((fqdn (message-make-fqdn)))
4940 (string-match "^[^.]+\\." fqdn)
4941 (substring fqdn 0 (1- (match-end 0)))))
4943 (defun message-make-domain ()
4944 "Return the domain name."
4945 (or mail-host-address
4946 (message-make-fqdn)))
4948 (defun message-to-list-only ()
4949 "Send a message to the list only.
4950 Remove all addresses but the list address from To and Cc headers."
4952 (let ((listaddr (message-make-mail-followup-to t)))
4955 (message-remove-header "to")
4956 (message-remove-header "cc")
4957 (message-position-on-field "To" "X-Draft-From")
4958 (insert listaddr)))))
4960 (defun message-make-mail-followup-to (&optional only-show-subscribed)
4961 "Return the Mail-Followup-To header.
4962 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
4963 subscribed address (and not the additional To and Cc header contents)."
4964 (let* ((case-fold-search t)
4965 (to (message-fetch-field "To"))
4966 (cc (message-fetch-field "cc"))
4967 (msg-recipients (concat to (and to cc ", ") cc))
4969 (mapcar 'mail-strip-quoted-names
4970 (message-tokenize-header msg-recipients)))
4972 (if message-subscribed-address-file
4973 (let (begin end item re)
4976 (insert-file-contents message-subscribed-address-file)
4978 (setq begin (point))
4981 (if (bolp) (setq end (1- end)))
4982 (setq item (regexp-quote (buffer-substring begin end)))
4983 (if re (setq re (concat re "\\|" item))
4984 (setq re (concat "\\`\\(" item))))
4985 (and re (list (concat re "\\)\\'"))))))))
4986 (mft-regexps (apply 'append message-subscribed-regexps
4987 (mapcar 'regexp-quote
4988 message-subscribed-addresses)
4991 message-subscribed-address-functions))))
4993 (let ((subscribed-lists nil)
4995 (loop for recipient in recipients
4996 when (loop for regexp in mft-regexps
4997 when (string-match regexp recipient) return t)
5000 (if only-show-subscribed
5002 msg-recipients))))))
5004 (defun message-idna-to-ascii-rhs-1 (header)
5005 "Interactively potentially IDNA encode domain names in HEADER."
5006 (let ((field (message-fetch-field header))
5009 (dolist (address (mail-header-parse-addresses field))
5010 (setq address (car address)
5011 rhs (downcase (or (cadr (split-string address "@")) ""))
5012 ace (downcase (idna-to-ascii rhs)))
5013 (when (and (not (equal rhs ace))
5014 (or (not (eq message-use-idna 'ask))
5015 (y-or-n-p (format "Replace %s with %s? " rhs ace))))
5016 (goto-char (point-min))
5017 (while (re-search-forward (concat "^" header ":") nil t)
5018 (message-narrow-to-field)
5019 (while (search-forward (concat "@" rhs) nil t)
5020 (replace-match (concat "@" ace) t t))
5021 (goto-char (point-max))
5024 (defun message-idna-to-ascii-rhs ()
5025 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5026 See `message-idna-encode'."
5028 (when message-use-idna
5031 (message-narrow-to-head)
5032 (message-idna-to-ascii-rhs-1 "From")
5033 (message-idna-to-ascii-rhs-1 "To")
5034 (message-idna-to-ascii-rhs-1 "Reply-To")
5035 (message-idna-to-ascii-rhs-1 "Cc")))))
5037 (defun message-generate-headers (headers)
5038 "Prepare article HEADERS.
5039 Headers already prepared in the buffer are not modified."
5040 (setq headers (append headers message-required-headers))
5042 (message-narrow-to-headers)
5043 (let* ((Date (message-make-date))
5044 (Message-ID (message-make-message-id))
5045 (Organization (message-make-organization))
5046 (From (message-make-from))
5047 (Path (message-make-path))
5050 (In-Reply-To (message-make-in-reply-to))
5051 (References (message-make-references))
5053 (Distribution (message-make-distribution))
5054 (Lines (message-make-lines))
5055 (User-Agent message-newsreader)
5056 (Expires (message-make-expires))
5057 (case-fold-search t)
5059 header value elem header-string)
5060 ;; First we remove any old generated headers.
5061 (let ((headers message-deletable-headers))
5062 (unless (buffer-modified-p)
5063 (setq headers (delq 'Message-ID (copy-sequence headers))))
5065 (goto-char (point-min))
5066 (and (re-search-forward
5067 (concat "^" (symbol-name (car headers)) ": *") nil t)
5068 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5069 (message-delete-line))
5071 ;; Go through all the required headers and see if they are in the
5072 ;; articles already. If they are not, or are empty, they are
5073 ;; inserted automatically - except for Subject, Newsgroups and
5076 (goto-char (point-min))
5077 (setq elem (pop headers))
5079 (if (eq (car elem) 'optional)
5080 (setq header (cdr elem)
5082 (setq header (car elem)))
5084 (setq header-string (if (stringp header)
5086 (symbol-name header)))
5087 (when (or (not (re-search-forward
5089 (regexp-quote (downcase header-string))
5093 ;; The header was found. We insert a space after the
5094 ;; colon, if there is none.
5095 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5096 ;; Find out whether the header is empty.
5097 (looking-at "[ \t]*\n[^ \t]")))
5098 ;; So we find out what value we should insert.
5102 (eq (car elem) 'optional)
5103 (not (member header-string message-inserted-headers)))
5104 ;; This is an optional header. If the cdr of this
5105 ;; is something that is nil, then we do not insert
5107 (setq header (cdr elem))
5108 (or (and (functionp (cdr elem))
5109 (funcall (cdr elem)))
5110 (and (boundp (cdr elem))
5111 (symbol-value (cdr elem)))))
5113 ;; The element is a cons. Either the cdr is a
5114 ;; string to be inserted verbatim, or it is a
5115 ;; function, and we insert the value returned from
5117 (or (and (stringp (cdr elem))
5119 (and (functionp (cdr elem))
5120 (funcall (cdr elem)))))
5121 ((and (boundp header)
5122 (symbol-value header))
5123 ;; The element is a symbol. We insert the value
5124 ;; of this symbol, if any.
5125 (symbol-value header))
5126 ((not (message-check-element header))
5127 ;; We couldn't generate a value for this header,
5128 ;; so we just ask the user.
5129 (read-from-minibuffer
5130 (format "Empty header for %s; enter value: " header)))))
5131 ;; Finally insert the header.
5133 (not (equal value "")))
5137 ;; This header didn't exist, so we insert it.
5138 (goto-char (point-max))
5140 (cdr (assq header message-header-format-alist))))
5142 (funcall formatter header value)
5143 (insert header-string ": " value))
5144 (goto-char (message-fill-field))
5145 ;; We check whether the value was ended by a
5146 ;; newline. If not, we insert one.
5150 ;; The value of this header was empty, so we clear
5151 ;; totally and insert the new value.
5152 (delete-region (point) (point-at-eol))
5153 ;; If the header is optional, and the header was
5154 ;; empty, we con't insert it anyway.
5156 (push header-string message-inserted-headers)
5158 (message-fill-field)))
5159 ;; Add the deletable property to the headers that require it.
5160 (and (memq header message-deletable-headers)
5161 (progn (beginning-of-line) (looking-at "[^:]+: "))
5162 (add-text-properties
5163 (point) (match-end 0)
5164 '(message-deletable t face italic) (current-buffer)))))))
5165 ;; Insert new Sender if the From is strange.
5166 (let ((from (message-fetch-field "from"))
5167 (sender (message-fetch-field "sender"))
5168 (secure-sender (message-make-sender)))
5170 (not (message-check-element 'sender))
5173 (cadr (mail-extract-address-components from)))
5174 (downcase secure-sender)))
5179 (cadr (mail-extract-address-components sender)))
5180 (downcase secure-sender)))))
5181 (goto-char (point-min))
5182 ;; Rename any old Sender headers to Original-Sender.
5183 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5185 (insert "Original-")
5186 (beginning-of-line))
5187 (when (or (message-news-p)
5188 (string-match "@.+\\.." secure-sender))
5189 (insert "Sender: " secure-sender "\n"))))
5191 (message-idna-to-ascii-rhs))))
5193 (defun message-insert-courtesy-copy ()
5194 "Insert a courtesy message in mail copies of combined messages."
5198 (message-narrow-to-headers)
5199 (when (setq newsgroups (message-fetch-field "newsgroups"))
5200 (goto-char (point-max))
5201 (insert "Posted-To: " newsgroups "\n")))
5203 (when message-courtesy-message
5205 ((string-match "%s" message-courtesy-message)
5206 (insert (format message-courtesy-message newsgroups)))
5208 (insert message-courtesy-message)))))))
5211 ;;; Setting up a message buffer
5214 (defun message-skip-to-next-address ()
5215 (let ((end (save-excursion
5216 (message-next-header)
5219 (when (looking-at ",")
5221 (while (and (not (= (point) end))
5222 (or (not (eq char ?,))
5224 (skip-chars-forward "^,\"" (point-max))
5225 (when (eq (setq char (following-char)) ?\")
5226 (setq quoted (not quoted)))
5227 (unless (= (point) end)
5229 (skip-chars-forward " \t\n")))
5231 (defun message-fill-address (header value)
5232 (insert (capitalize (symbol-name header))
5234 (if (consp value) (car value) value)
5236 (message-fill-field-address))
5238 (defun message-split-line ()
5239 "Split current line, moving portion beyond point vertically down.
5240 If the current line has `message-yank-prefix', insert it on the new line."
5243 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
5247 (defun message-insert-header (header value)
5248 (insert (capitalize (symbol-name header))
5250 (if (consp value) (car value) value)))
5252 (defun message-field-name ()
5254 (goto-char (point-min))
5255 (when (looking-at "\\([^:]+\\):")
5256 (intern (capitalize (match-string 1))))))
5258 (defun message-fill-field ()
5261 (message-narrow-to-field)
5262 (let ((field-name (message-field-name)))
5263 (funcall (or (cadr (assq field-name message-field-fillers))
5264 'message-fill-field-general)))
5267 (defun message-fill-field-address ()
5269 (message-skip-to-next-address)
5271 (if (and (> (current-column) 78)
5277 (setq last (1+ (point))))
5278 (setq last (1+ (point)))))))
5280 (defun message-fill-field-general ()
5281 (let ((begin (point))
5284 (while (and (search-forward "\n" nil t)
5286 (replace-match " " t t))
5287 (fill-region-as-paragraph begin (point-max))
5288 ;; Tapdance around looong Message-IDs.
5290 (when (looking-at "[ \t]*$")
5291 (message-delete-line))
5293 (search-forward ":" nil t)
5294 (when (looking-at "\n[ \t]+")
5295 (replace-match " " t t))
5296 (goto-char (point-max))))
5298 (defun message-shorten-1 (list cut surplus)
5299 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5300 (setcdr (nthcdr (- cut 2) list)
5301 (nthcdr (+ (- cut 2) surplus 1) list)))
5303 (defun message-shorten-references (header references)
5304 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5305 When sending via news, also check that the REFERENCES are less
5306 than 988 characters long, and if they are not, trim them until
5314 (goto-char (point-min))
5315 ;; Cons a list of valid references.
5316 (while (re-search-forward "<[^>]+>" nil t)
5317 (push (match-string 0) refs))
5318 (setq refs (nreverse refs)
5319 count (length refs)))
5321 ;; If the list has more than MAXCOUNT elements, trim it by
5322 ;; removing the CUTth element and the required number of
5323 ;; elements that follow.
5324 (when (> count maxcount)
5325 (let ((surplus (- count maxcount)))
5326 (message-shorten-1 refs cut surplus)
5327 (decf count surplus)))
5329 ;; When sending via news, make sure the total folded length will
5330 ;; be less than 998 characters. This is to cater to broken INN
5331 ;; 2.3 which counts the total number of characters in a header
5332 ;; rather than the physical line length of each line, as it should.
5334 ;; This hack should be removed when it's believed than INN 2.3 is
5335 ;; no longer widely used.
5337 ;; At this point the headers have not been generated, thus we use
5338 ;; message-this-is-news directly.
5339 (when message-this-is-news
5342 (message-insert-header
5343 header (mapconcat #'identity refs " "))
5345 (message-shorten-1 refs cut 1)))
5346 ;; Finally, collect the references back into a string and insert
5347 ;; it into the buffer.
5348 (message-insert-header header (mapconcat #'identity refs " "))))
5350 (defun message-position-point ()
5351 "Move point to where the user probably wants to find it."
5352 (message-narrow-to-headers)
5354 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5355 (search-backward ":" )
5358 (if (eq (char-after) ? )
5362 (goto-char (point-max))
5365 (unless (looking-at "$")
5369 (defcustom message-beginning-of-line t
5370 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
5371 goes to beginning of header values."
5373 :group 'message-buffers
5374 :link '(custom-manual "(message)Movement")
5377 (defun message-beginning-of-line (&optional n)
5378 "Move point to beginning of header value or to beginning of line.
5379 The prefix argument N is passed directly to `beginning-of-line'.
5381 This command is identical to `beginning-of-line' if point is
5382 outside the message header or if the option `message-beginning-of-line'
5385 If point is in the message header and on a (non-continued) header
5386 line, move point to the beginning of the header value or the beginning of line,
5387 whichever is closer. If point is already at beginning of line, move point to
5388 beginning of header value. Therefore, repeated calls will toggle point
5389 between beginning of field and beginning of line."
5391 (let ((zrs 'zmacs-region-stays))
5392 (when (and (interactive-p) (boundp zrs))
5394 (if (and message-beginning-of-line
5395 (message-point-in-header-p))
5396 (let* ((here (point))
5397 (bol (progn (beginning-of-line n) (point)))
5398 (eol (point-at-eol))
5399 (eoh (re-search-forward ": *" eol t)))
5401 (if (and eoh (or (< eoh here) (= bol here)))
5403 (beginning-of-line n)))
5405 (defun message-buffer-name (type &optional to group)
5406 "Return a new (unique) buffer name based on TYPE and TO."
5408 ;; Generate a new buffer name The Message Way.
5409 ((eq message-generate-new-buffers 'unique)
5410 (generate-new-buffer-name
5414 (or (car (mail-extract-address-components to))
5417 (if (and group (not (string= group ""))) (concat " on " group) "")
5419 ;; Check whether `message-generate-new-buffers' is a function,
5420 ;; and if so, call it.
5421 ((functionp message-generate-new-buffers)
5422 (funcall message-generate-new-buffers type to group))
5423 ((eq message-generate-new-buffers 'unsent)
5424 (generate-new-buffer-name
5425 (concat "*unsent " type
5428 (or (car (mail-extract-address-components to))
5431 (if (and group (not (string= group ""))) (concat " on " group) "")
5433 ;; Use standard name.
5435 (format "*%s message*" type))))
5437 (defun message-pop-to-buffer (name)
5438 "Pop to buffer NAME, and warn if it already exists and is modified."
5439 (let ((buffer (get-buffer name)))
5441 (buffer-name buffer))
5443 (set-buffer (pop-to-buffer buffer))
5444 (when (and (buffer-modified-p)
5446 "Message already being composed; erase? ")))
5447 (error "Message being composed")))
5448 (set-buffer (pop-to-buffer name)))
5452 (defun message-do-send-housekeeping ()
5453 "Kill old message buffers."
5454 ;; We might have sent this buffer already. Delete it from the
5456 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
5457 (while (and message-max-buffers
5459 (>= (length message-buffer-list) message-max-buffers))
5460 ;; Kill the oldest buffer -- unless it has been changed.
5461 (let ((buffer (pop message-buffer-list)))
5462 (when (and (buffer-name buffer)
5463 (not (buffer-modified-p buffer)))
5464 (kill-buffer buffer))))
5465 ;; Rename the buffer.
5466 (if message-send-rename-function
5467 (funcall message-send-rename-function)
5468 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
5470 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
5472 (let ((name (match-string 2 (buffer-name)))
5474 (if (not (or (null name)
5475 (string-equal name "mail")
5476 (string-equal name "posting")))
5477 (setq name (concat "*sent " name "*"))
5478 (message-narrow-to-headers)
5479 (setq to (message-fetch-field "to"))
5480 (setq group (message-fetch-field "newsgroups"))
5484 (to (concat "*sent mail to "
5485 (or (car (mail-extract-address-components to))
5487 ((and group (not (string= group "")))
5488 (concat "*sent posting on " group "*"))
5489 (t "*sent mail*"))))
5490 (unless (string-equal name (buffer-name))
5491 (rename-buffer name t)))))
5492 ;; Push the current buffer onto the list.
5493 (when message-max-buffers
5494 (setq message-buffer-list
5495 (nconc message-buffer-list (list (current-buffer))))))
5497 (defun message-mail-user-agent ()
5499 ((not message-mail-user-agent) nil)
5500 ((eq message-mail-user-agent t) mail-user-agent)
5501 (t message-mail-user-agent))))
5502 (if (memq mua '(message-user-agent gnus-user-agent))
5506 (defun message-setup (headers &optional replybuffer actions switch-function)
5507 (let ((mua (message-mail-user-agent))
5508 subject to field yank-action)
5509 (if (not (and message-this-is-mail mua))
5510 (message-setup-1 headers replybuffer actions)
5512 (setq yank-action (list 'insert-buffer replybuffer)))
5513 (setq headers (copy-sequence headers))
5514 (setq field (assq 'Subject headers))
5516 (setq subject (cdr field))
5517 (setq headers (delq field headers)))
5518 (setq field (assq 'To headers))
5520 (setq to (cdr field))
5521 (setq headers (delq field headers)))
5522 (let ((mail-user-agent mua))
5523 (compose-mail to subject
5524 (mapcar (lambda (item)
5526 (format "%s" (car item))
5529 nil switch-function yank-action actions)))))
5531 (defun message-headers-to-generate (headers included-headers excluded-headers)
5532 "Return a list that includes all headers from HEADERS.
5533 If INCLUDED-HEADERS is a list, just include those headers. If if is
5534 t, include all headers. In any case, headers from EXCLUDED-HEADERS
5538 (dolist (header headers)
5539 (setq header-name (cond
5540 ((and (consp header)
5541 (eq (car header) 'optional))
5542 ;; On the form (optional . Header)
5545 ;; On the form (Header . function)
5550 (when (and (not (memq header-name excluded-headers))
5551 (or (eq included-headers t)
5552 (memq header-name included-headers)))
5553 (push header result)))
5556 (defun message-setup-1 (headers &optional replybuffer actions)
5557 (dolist (action actions)
5559 (add-to-list 'message-send-actions
5560 `(apply ',(car action) ',(cdr action)))))
5561 (setq message-reply-buffer replybuffer)
5562 (goto-char (point-min))
5563 ;; Insert all the headers.
5566 (alist message-header-format-alist))
5568 (unless (assq (caar h) message-header-format-alist)
5569 (push (list (caar h)) alist))
5573 (delete-region (point) (progn (forward-line -1) (point)))
5574 (when message-default-headers
5575 (insert message-default-headers)
5576 (or (bolp) (insert ?\n)))
5577 (insert mail-header-separator "\n")
5579 (when (message-news-p)
5580 (when message-default-news-headers
5581 (insert message-default-news-headers)
5582 (or (bolp) (insert ?\n)))
5583 (when message-generate-headers-first
5584 (message-generate-headers
5585 (message-headers-to-generate
5586 (append message-required-news-headers
5587 message-required-headers)
5588 message-generate-headers-first
5589 '(Lines Subject)))))
5590 (when (message-mail-p)
5591 (when message-default-mail-headers
5592 (insert message-default-mail-headers)
5593 (or (bolp) (insert ?\n)))
5595 (message-narrow-to-headers)
5596 (if message-alternative-emails
5597 (message-use-alternative-email-as-from)))
5598 (when message-generate-headers-first
5599 (message-generate-headers
5600 (message-headers-to-generate
5601 (append message-required-mail-headers
5602 message-required-headers)
5603 message-generate-headers-first
5604 '(Lines Subject)))))
5605 (run-hooks 'message-signature-setup-hook)
5606 (message-insert-signature)
5608 (message-narrow-to-headers)
5609 (run-hooks 'message-header-setup-hook))
5610 (set-buffer-modified-p nil)
5611 (setq buffer-undo-list nil)
5612 (when message-generate-hashcash
5613 ;; Generate hashcash headers for recipients already known
5614 (mail-add-payment-async))
5615 (run-hooks 'message-setup-hook)
5616 (message-position-point)
5619 (defun message-set-auto-save-file-name ()
5620 "Associate the message buffer with a file in the drafts directory."
5621 (when message-auto-save-directory
5622 (unless (file-directory-p
5623 (directory-file-name message-auto-save-directory))
5624 (make-directory message-auto-save-directory t))
5626 (setq message-draft-article
5627 (nndraft-request-associate-buffer "drafts"))
5628 (setq buffer-file-name (expand-file-name
5629 (if (memq system-type
5630 '(ms-dos ms-windows windows-nt
5631 cygwin cygwin32 win32 w32
5635 message-auto-save-directory))
5636 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5637 (clear-visited-file-modtime)
5638 (setq buffer-file-coding-system message-draft-coding-system)))
5640 (defun message-disassociate-draft ()
5641 "Disassociate the message buffer from the drafts directory."
5642 (when message-draft-article
5643 (nndraft-request-expire-articles
5644 (list message-draft-article) "drafts" nil t)))
5646 (defun message-insert-headers ()
5647 "Generate the headers for the article."
5651 (message-narrow-to-headers)
5652 (when (message-news-p)
5653 (message-generate-headers
5656 (copy-sequence message-required-news-headers)))))
5657 (when (message-mail-p)
5658 (message-generate-headers
5661 (copy-sequence message-required-mail-headers))))))))
5666 ;;; Commands for interfacing with message
5670 (defun message-mail (&optional to subject
5671 other-headers continue switch-function
5672 yank-action send-actions)
5673 "Start editing a mail message to be sent.
5674 OTHER-HEADERS is an alist of header/value pairs."
5676 (let ((message-this-is-mail t) replybuffer)
5677 (unless (message-mail-user-agent)
5678 (message-pop-to-buffer (message-buffer-name "mail" to)))
5679 ;; FIXME: message-mail should do something if YANK-ACTION is not
5681 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
5682 (setq replybuffer (nth 1 yank-action)))
5685 `((To . ,(or to "")) (Subject . ,(or subject "")))
5686 (when other-headers other-headers))
5687 replybuffer send-actions)
5688 ;; FIXME: Should return nil if failure.
5692 (defun message-news (&optional newsgroups subject)
5693 "Start editing a news article to be sent."
5695 (let ((message-this-is-news t))
5696 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
5697 (message-setup `((Newsgroups . ,(or newsgroups ""))
5698 (Subject . ,(or subject ""))))))
5700 (defun message-get-reply-headers (wide &optional to-address address-headers)
5701 (let (follow-to mct never-mct to cc author mft recipients extra)
5702 ;; Find all relevant headers we need.
5704 (message-narrow-to-headers-or-head)
5705 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
5706 ;; message-header-synonyms.
5707 (setq to (or (message-fetch-field "to")
5708 (and (loop for synonym in message-header-synonyms
5709 when (memq 'Original-To synonym)
5711 (message-fetch-field "original-to")))
5712 cc (message-fetch-field "cc")
5713 extra (when message-extra-wide-headers
5714 (mapconcat 'identity
5715 (mapcar 'message-fetch-field
5716 message-extra-wide-headers)
5718 mct (message-fetch-field "mail-copies-to")
5719 author (or (message-fetch-field "mail-reply-to")
5720 (message-fetch-field "reply-to")
5721 (message-fetch-field "from")
5723 mft (and message-use-mail-followup-to
5724 (message-fetch-field "mail-followup-to"))))
5726 ;; Handle special values of Mail-Copies-To.
5728 (cond ((or (equal (downcase mct) "never")
5729 (equal (downcase mct) "nobody"))
5732 ((or (equal (downcase mct) "always")
5733 (equal (downcase mct) "poster"))
5734 (setq mct author))))
5737 ;; Build (textual) list of new recipient addresses.
5740 (setq recipients (concat ", " author)))
5742 (dolist (header address-headers)
5743 (let ((value (message-fetch-field header)))
5745 (setq recipients (concat recipients ", " value))))))
5747 (string-match "[^ \t,]" mft)
5748 (or (not (eq message-use-mail-followup-to 'ask))
5749 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
5750 You should normally obey the Mail-Followup-To: header. In this
5751 article, it has the value of
5755 which directs your response to " (if (string-match "," mft)
5756 "the specified addresses"
5757 "that address only") ".
5759 Most commonly, Mail-Followup-To is used by a mailing list poster to
5760 express that responses should be sent to just the list, and not the
5763 If a message is posted to several mailing lists, Mail-Followup-To may
5764 also be used to direct the following discussion to one list only,
5765 because discussions that are spread over several lists tend to be
5766 fragmented and very difficult to follow.
5768 Also, some source/announcement lists are not intended for discussion;
5769 responses here are directed to other addresses.")))
5770 (setq recipients (concat ", " mft)))
5772 (setq recipients (concat ", " to-address))
5773 ;; If the author explicitly asked for a copy, we don't deny it to them.
5774 (if mct (setq recipients (concat recipients ", " mct))))
5776 (setq recipients (if never-mct "" (concat ", " author)))
5777 (if to (setq recipients (concat recipients ", " to)))
5778 (if cc (setq recipients (concat recipients ", " cc)))
5779 (if extra (setq recipients (concat recipients ", " extra)))
5780 (if mct (setq recipients (concat recipients ", " mct)))))
5781 (if (>= (length recipients) 2)
5782 ;; Strip the leading ", ".
5783 (setq recipients (substring recipients 2)))
5784 ;; Squeeze whitespace.
5785 (while (string-match "[ \t][ \t]+" recipients)
5786 (setq recipients (replace-match " " t t recipients)))
5787 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5788 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5789 (setq recipients (rmail-dont-reply-to recipients)))
5790 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5791 (if (string-equal recipients "")
5792 (setq recipients author))
5793 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5797 (cons (downcase (mail-strip-quoted-names addr)) addr))
5798 (message-tokenize-header recipients)))
5799 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5800 (let ((s recipients))
5802 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5804 ;; Remove hierarchical lists that are contained within each other,
5805 ;; if message-hierarchical-addresses is defined.
5806 (when message-hierarchical-addresses
5807 (let ((plain-addrs (mapcar 'car recipients))
5810 (setq subaddrs (assoc (car plain-addrs)
5811 message-hierarchical-addresses)
5812 plain-addrs (cdr plain-addrs))
5814 (setq subaddrs (cdr subaddrs))
5816 (setq recip (assoc (car subaddrs) recipients)
5817 subaddrs (cdr subaddrs))
5819 (setq recipients (delq recip recipients))))))))
5821 ;; Build the header alist. Allow the user to be asked whether
5822 ;; or not to reply to all recipients in a wide reply.
5823 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5824 (when (and recipients
5825 (or (not message-wide-reply-confirm-recipients)
5826 (y-or-n-p "Reply to all recipients? ")))
5827 (setq recipients (mapconcat
5828 (lambda (addr) (cdr addr)) recipients ", "))
5829 (if (string-match "^ +" recipients)
5830 (setq recipients (substring recipients (match-end 0))))
5831 (push (cons 'Cc recipients) follow-to)))
5835 (defun message-reply (&optional to-address wide)
5836 "Start editing a reply to the article in the current buffer."
5838 (require 'gnus-sum) ; for gnus-list-identifiers
5839 (let ((cur (current-buffer))
5840 from subject date reply-to to cc
5841 references message-id follow-to
5842 (inhibit-point-motion-hooks t)
5843 (message-this-is-mail t)
5846 (message-narrow-to-head-1)
5847 ;; Allow customizations to have their say.
5849 ;; This is a regular reply.
5850 (when (functionp message-reply-to-function)
5852 (setq follow-to (funcall message-reply-to-function))))
5853 ;; This is a followup.
5854 (when (functionp message-wide-reply-to-function)
5857 (funcall message-wide-reply-to-function)))))
5858 (setq message-id (message-fetch-field "message-id" t)
5859 references (message-fetch-field "references")
5860 date (message-fetch-field "date")
5861 from (message-fetch-field "from")
5862 subject (or (message-fetch-field "subject") "none"))
5863 (when gnus-list-identifiers
5864 (setq subject (message-strip-list-identifiers subject)))
5865 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5866 (when message-subject-trailing-was-query
5867 (setq subject (message-strip-subject-trailing-was subject)))
5869 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5870 (string-match "<[^>]+>" gnus-warning))
5871 (setq message-id (match-string 0 gnus-warning)))
5874 (setq follow-to (message-get-reply-headers wide to-address))))
5876 (unless (message-mail-user-agent)
5877 (message-pop-to-buffer
5878 (message-buffer-name
5879 (if wide "wide reply" "reply") from
5880 (if wide to-address nil))))
5882 (setq message-reply-headers
5883 (vector 0 subject from date message-id references 0 0 ""))
5886 `((Subject . ,subject)
5891 (defun message-wide-reply (&optional to-address)
5892 "Make a \"wide\" reply to the message in the current buffer."
5894 (message-reply to-address t))
5897 (defun message-followup (&optional to-newsgroups)
5898 "Follow up to the message in the current buffer.
5899 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5901 (require 'gnus-sum) ; for gnus-list-identifiers
5902 (let ((cur (current-buffer))
5903 from subject date reply-to mrt mct
5904 references message-id follow-to
5905 (inhibit-point-motion-hooks t)
5906 (message-this-is-news t)
5907 followup-to distribution newsgroups gnus-warning posted-to)
5910 (goto-char (point-min))
5911 (if (search-forward "\n\n" nil t)
5914 (when (functionp message-followup-to-function)
5916 (funcall message-followup-to-function)))
5917 (setq from (message-fetch-field "from")
5918 date (message-fetch-field "date")
5919 subject (or (message-fetch-field "subject") "none")
5920 references (message-fetch-field "references")
5921 message-id (message-fetch-field "message-id" t)
5922 followup-to (message-fetch-field "followup-to")
5923 newsgroups (message-fetch-field "newsgroups")
5924 posted-to (message-fetch-field "posted-to")
5925 reply-to (message-fetch-field "reply-to")
5926 mrt (message-fetch-field "mail-reply-to")
5927 distribution (message-fetch-field "distribution")
5928 mct (message-fetch-field "mail-copies-to"))
5929 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5930 (string-match "<[^>]+>" gnus-warning))
5931 (setq message-id (match-string 0 gnus-warning)))
5932 ;; Remove bogus distribution.
5933 (when (and (stringp distribution)
5934 (let ((case-fold-search t))
5935 (string-match "world" distribution)))
5936 (setq distribution nil))
5937 (if gnus-list-identifiers
5938 (setq subject (message-strip-list-identifiers subject)))
5939 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5940 (when message-subject-trailing-was-query
5941 (setq subject (message-strip-subject-trailing-was subject)))
5944 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
5946 (setq message-reply-headers
5947 (vector 0 subject from date message-id references 0 0 ""))
5950 `((Subject . ,subject)
5953 (list (cons 'Newsgroups to-newsgroups)))
5954 (follow-to follow-to)
5955 ((and followup-to message-use-followup-to)
5958 ((equal (downcase followup-to) "poster")
5959 (if (or (eq message-use-followup-to 'use)
5960 (message-y-or-n-p "Obey Followup-To: poster? " t "\
5961 You should normally obey the Followup-To: header.
5963 `Followup-To: poster' sends your response via e-mail instead of news.
5965 A typical situation where `Followup-To: poster' is used is when the poster
5966 does not read the newsgroup, so he wouldn't see any replies sent to it."))
5968 (setq message-this-is-news nil)
5969 (cons 'To (or mrt reply-to from "")))
5970 (cons 'Newsgroups newsgroups)))
5972 (if (or (equal followup-to newsgroups)
5973 (not (eq message-use-followup-to 'ask))
5975 (concat "Obey Followup-To: " followup-to "? ") t "\
5976 You should normally obey the Followup-To: header.
5978 `Followup-To: " followup-to "'
5979 directs your response to " (if (string-match "," followup-to)
5980 "the specified newsgroups"
5981 "that newsgroup only") ".
5983 If a message is posted to several newsgroups, Followup-To is often
5984 used to direct the following discussion to one newsgroup only,
5985 because discussions that are spread over several newsgroup tend to
5986 be fragmented and very difficult to follow.
5988 Also, some source/announcement newsgroups are not intended for discussion;
5989 responses here are directed to other newsgroups."))
5990 (cons 'Newsgroups followup-to)
5991 (cons 'Newsgroups newsgroups))))))
5993 `((Newsgroups . ,posted-to)))
5995 `((Newsgroups . ,newsgroups))))
5996 ,@(and distribution (list (cons 'Distribution distribution)))
5998 (not (or (equal (downcase mct) "never")
5999 (equal (downcase mct) "nobody"))))
6000 (list (cons 'Cc (if (or (equal (downcase mct) "always")
6001 (equal (downcase mct) "poster"))
6002 (or mrt reply-to from "")
6007 (defun message-is-yours-p ()
6008 "Non-nil means current article is yours.
6009 If you have added 'cancel-messages to 'message-shoot-gnksa-feet', all articles
6010 are yours except those that have Cancel-Lock header not belonging to you.
6011 Instead of shooting GNKSA feet, you should modify 'message-alternative-emails'
6012 regexp to match all of yours addresses."
6013 ;; Canlock-logic as suggested by Per Abrahamsen
6014 ;; <abraham@dina.kvl.dk>
6016 ;; IF article has cancel-lock THEN
6017 ;; IF we can verify it THEN
6020 ;; error: cancellock: article is not yours
6022 ;; Use old rules, comparing sender...
6025 (message-narrow-to-head-1)
6026 (if (message-fetch-field "Cancel-Lock")
6027 (if (null (canlock-verify))
6029 (error "Failed to verify Cancel-lock: This article is not yours"))
6032 (message-gnksa-enable-p 'cancel-messages)
6033 (and (setq sender (message-fetch-field "sender"))
6034 (string-equal (downcase sender)
6035 (downcase (message-make-sender))))
6036 ;; Email address in From field equals to our address
6037 (and (setq from (message-fetch-field "from"))
6039 (downcase (cadr (mail-extract-address-components from)))
6040 (downcase (cadr (mail-extract-address-components
6041 (message-make-from))))))
6042 ;; Email address in From field matches
6043 ;; 'message-alternative-emails' regexp
6045 message-alternative-emails
6047 message-alternative-emails
6048 (cadr (mail-extract-address-components from))))))))))
6051 (defun message-cancel-news (&optional arg)
6052 "Cancel an article you posted.
6053 If ARG, allow editing of the cancellation message."
6055 (unless (message-news-p)
6056 (error "This is not a news article; canceling is impossible"))
6057 (let (from newsgroups message-id distribution buf)
6059 ;; Get header info from original article.
6061 (message-narrow-to-head-1)
6062 (setq from (message-fetch-field "from")
6063 newsgroups (message-fetch-field "newsgroups")
6064 message-id (message-fetch-field "message-id" t)
6065 distribution (message-fetch-field "distribution")))
6066 ;; Make sure that this article was written by the user.
6067 (unless (message-is-yours-p)
6068 (error "This article is not yours"))
6069 (when (yes-or-no-p "Do you really want to cancel this article? ")
6070 ;; Make control message.
6073 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6075 (insert "Newsgroups: " newsgroups "\n"
6077 "Subject: cmsg cancel " message-id "\n"
6078 "Control: cancel " message-id "\n"
6080 (concat "Distribution: " distribution "\n")
6082 mail-header-separator "\n"
6083 message-cancel-message)
6084 (run-hooks 'message-cancel-hook)
6086 (message "Canceling your article...")
6087 (if (let ((message-syntax-checks
6088 'dont-check-for-anything-just-trust-me))
6089 (funcall message-send-news-function))
6090 (message "Canceling your article...done"))
6091 (kill-buffer buf))))))
6094 (defun message-supersede ()
6095 "Start composing a message to supersede the current message.
6096 This is done simply by taking the old article and adding a Supersedes
6097 header line with the old Message-ID."
6099 (let ((cur (current-buffer)))
6100 ;; Check whether the user owns the article that is to be superseded.
6101 (unless (message-is-yours-p)
6102 (error "This article is not yours"))
6103 ;; Get a normal message buffer.
6104 (message-pop-to-buffer (message-buffer-name "supersede"))
6105 (insert-buffer-substring cur)
6107 (message-narrow-to-head-1)
6108 ;; Remove unwanted headers.
6109 (when message-ignored-supersedes-headers
6110 (message-remove-header message-ignored-supersedes-headers t))
6111 (goto-char (point-min))
6112 (if (not (re-search-forward "^Message-ID: " nil t))
6113 (error "No Message-ID in this article")
6114 (replace-match "Supersedes: " t t))
6115 (goto-char (point-max))
6116 (insert mail-header-separator)
6121 (defun message-recover ()
6122 "Reread contents of current buffer from its last auto-save file."
6124 (let ((file-name (make-auto-save-file-name)))
6125 (cond ((save-window-excursion
6126 (if (not (eq system-type 'vax-vms))
6127 (with-output-to-temp-buffer "*Directory*"
6128 (with-current-buffer standard-output
6129 (fundamental-mode)) ; for Emacs 20.4+
6130 (buffer-disable-undo standard-output)
6131 (let ((default-directory "/"))
6133 "ls" nil standard-output nil "-l" file-name))))
6134 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6135 (let ((buffer-read-only nil))
6137 (insert-file-contents file-name nil)))
6138 (t (error "message-recover cancelled")))))
6140 ;;; Washing Subject:
6142 (defun message-wash-subject (subject)
6143 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6144 Previous forwarders, replyers, etc. may add it."
6147 (goto-char (point-min))
6148 ;; strip Re/Fwd stuff off the beginning
6149 (while (re-search-forward
6150 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6153 ;; and gnus-style forwards [foo@bar.com] subject
6154 (goto-char (point-min))
6155 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6159 (goto-char (point-max))
6160 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6163 ;; and finally, any whitespace that was left-over
6164 (goto-char (point-min))
6165 (while (re-search-forward "^[ \t]+" nil t)
6167 (goto-char (point-max))
6168 (while (re-search-backward "[ \t]+$" nil t)
6173 ;;; Forwarding messages.
6175 (defvar message-forward-decoded-p nil
6176 "Non-nil means the original message is decoded.")
6178 (defun message-forward-subject-name-subject (subject)
6179 "Generate a SUBJECT for a forwarded message.
6180 The form is: [Source] Subject, where if the original message was mail,
6181 Source is the name of the sender, and if the original message was
6182 news, Source is the list of newsgroups is was posted to."
6183 (let* ((group (message-fetch-field "newsgroups"))
6184 (from (message-fetch-field "from"))
6187 (gnus-group-decoded-name group)
6188 (or (and from (car (gnus-extract-address-components from)))
6191 (if message-forward-decoded-p
6193 (mail-decode-encoded-word-string prefix))
6196 (defun message-forward-subject-author-subject (subject)
6197 "Generate a SUBJECT for a forwarded message.
6198 The form is: [Source] Subject, where if the original message was mail,
6199 Source is the sender, and if the original message was news, Source is
6200 the list of newsgroups is was posted to."
6201 (let* ((group (message-fetch-field "newsgroups"))
6204 (gnus-group-decoded-name group)
6205 (or (message-fetch-field "from")
6208 (if message-forward-decoded-p
6210 (mail-decode-encoded-word-string prefix))
6213 (defun message-forward-subject-fwd (subject)
6214 "Generate a SUBJECT for a forwarded message.
6215 The form is: Fwd: Subject, where Subject is the original subject of
6217 (if (string-match "^Fwd: " subject)
6219 (concat "Fwd: " subject)))
6221 (defun message-make-forward-subject ()
6222 "Return a Subject header suitable for the message in the current buffer."
6225 (message-narrow-to-head-1)
6226 (let ((funcs message-make-forward-subject-function)
6227 (subject (message-fetch-field "Subject")))
6230 (if message-forward-decoded-p
6232 (mail-decode-encoded-word-string subject))
6234 (when message-wash-forwarded-subjects
6235 (setq subject (message-wash-subject subject)))
6236 ;; Make sure funcs is a list.
6239 (setq funcs (list funcs)))
6240 ;; Apply funcs in order, passing subject generated by previous
6241 ;; func to the next one.
6242 (dolist (func funcs)
6243 (when (functionp func)
6244 (setq subject (funcall func subject))))
6248 (defvar gnus-article-decoded-p))
6252 (defun message-forward (&optional news digest)
6253 "Forward the current message via mail.
6254 Optional NEWS will use news to forward instead of mail.
6255 Optional DIGEST will use digest to forward."
6257 (let* ((cur (current-buffer))
6258 (message-forward-decoded-p
6259 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6260 gnus-article-decoded-p ;; In an article buffer.
6261 message-forward-decoded-p))
6262 (subject (message-make-forward-subject)))
6264 (message-news nil subject)
6265 (message-mail nil subject))
6266 (message-forward-make-body cur digest)))
6268 (defun message-forward-make-body-plain (forward-buffer)
6270 "\n-------------------- Start of forwarded message --------------------\n")
6271 (let ((b (point)) e)
6274 (mm-disable-multibyte)
6276 (with-current-buffer forward-buffer
6277 (mm-with-unibyte-current-buffer (buffer-string))))
6278 (mm-enable-multibyte)
6280 (goto-char (point-min))
6281 (when (looking-at "From ")
6282 (replace-match "X-From-Line: "))
6286 "\n-------------------- End of forwarded message --------------------\n")
6287 (when message-forward-ignored-headers
6289 (narrow-to-region b e)
6291 (narrow-to-region (point)
6292 (or (search-forward "\n\n" nil t) (point)))
6293 (message-remove-header message-forward-ignored-headers t)))))
6295 (defun message-forward-make-body-mime (forward-buffer)
6296 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
6297 (let ((b (point)) e)
6299 (narrow-to-region (point) (point))
6300 (mml-insert-buffer forward-buffer)
6301 (goto-char (point-min))
6302 (when (looking-at "From ")
6303 (replace-match "X-From-Line: "))
6304 (goto-char (point-max)))
6306 (insert "<#/part>\n")))
6308 (defun message-forward-make-body-mml (forward-buffer)
6309 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
6310 (let ((b (point)) e)
6311 (if (not message-forward-decoded-p)
6314 (mm-disable-multibyte)
6316 (with-current-buffer forward-buffer
6317 (mm-with-unibyte-current-buffer (buffer-string))))
6318 (mm-enable-multibyte)
6320 (goto-char (point-min))
6321 (when (looking-at "From ")
6322 (replace-match "X-From-Line: "))
6325 (narrow-to-region (point) (point))
6326 (mml-insert-buffer forward-buffer)
6327 (goto-char (point-min))
6328 (when (looking-at "From ")
6329 (replace-match "X-From-Line: "))
6330 (goto-char (point-max))))
6332 (insert "<#/mml>\n")
6333 (when (and (not message-forward-decoded-p)
6334 message-forward-ignored-headers)
6336 (narrow-to-region b e)
6338 (narrow-to-region (point)
6339 (or (search-forward "\n\n" nil t) (point)))
6340 (message-remove-header message-forward-ignored-headers t)))))
6342 (defun message-forward-make-body-digest-plain (forward-buffer)
6344 "\n-------------------- Start of forwarded message --------------------\n")
6345 (let ((b (point)) e)
6346 (mml-insert-buffer forward-buffer)
6349 "\n-------------------- End of forwarded message --------------------\n")))
6351 (defun message-forward-make-body-digest-mime (forward-buffer)
6352 (insert "\n<#multipart type=digest>\n")
6353 (let ((b (point)) e)
6354 (insert-buffer-substring forward-buffer)
6356 (insert "<#/multipart>\n")
6358 (narrow-to-region b e)
6360 (narrow-to-region (point)
6361 (or (search-forward "\n\n" nil t) (point)))
6362 (delete-region (point-min) (point-max)))))
6364 (defun message-forward-make-body-digest (forward-buffer)
6365 (if message-forward-as-mime
6366 (message-forward-make-body-digest-mime forward-buffer)
6367 (message-forward-make-body-digest-plain forward-buffer)))
6370 (defun message-forward-make-body (forward-buffer &optional digest)
6371 ;; Put point where we want it before inserting the forwarded
6373 (if message-forward-before-signature
6375 (goto-char (point-max)))
6377 (message-forward-make-body-digest forward-buffer)
6378 (if message-forward-as-mime
6379 (if (and message-forward-show-mml
6380 (not (and (eq message-forward-show-mml 'best)
6381 (with-current-buffer forward-buffer
6382 (goto-char (point-min))
6384 "Content-Type: *multipart/\\(signed\\|encrypted\\)"
6386 (message-forward-make-body-mml forward-buffer)
6387 (message-forward-make-body-mime forward-buffer))
6388 (message-forward-make-body-plain forward-buffer)))
6389 (message-position-point))
6392 (defun message-forward-rmail-make-body (forward-buffer)
6393 (save-window-excursion
6394 (set-buffer forward-buffer)
6395 (if (rmail-msg-is-pruned)
6396 (rmail-msg-restore-non-pruned-header)))
6397 (message-forward-make-body forward-buffer))
6399 (eval-when-compile (defvar rmail-enable-mime-composing))
6401 ;; Fixme: Should have defcustom.
6403 (defun message-insinuate-rmail ()
6404 "Let RMAIL use message to forward."
6406 (setq rmail-enable-mime-composing t)
6407 (setq rmail-insert-mime-forwarded-message-function
6408 'message-forward-rmail-make-body))
6411 (defun message-resend (address)
6412 "Resend the current article to ADDRESS."
6414 (list (message-read-from-minibuffer "Resend message to: ")))
6415 (message "Resending message to %s..." address)
6417 (let ((cur (current-buffer))
6419 ;; We first set up a normal mail buffer.
6420 (unless (message-mail-user-agent)
6421 (set-buffer (get-buffer-create " *message resend*"))
6423 (let ((message-this-is-mail t)
6425 (message-setup `((To . ,address))))
6426 ;; Insert our usual headers.
6427 (message-generate-headers '(From Date To Message-ID))
6428 (message-narrow-to-headers)
6429 ;; Remove X-Draft-From header etc.
6430 (message-remove-header message-ignored-mail-headers t)
6431 ;; Rename them all to "Resent-*".
6432 (goto-char (point-min))
6433 (while (re-search-forward "^[A-Za-z]" nil t)
6438 (delete-region (point) (point-max))
6440 ;; Insert the message to be resent.
6441 (insert-buffer-substring cur)
6442 (goto-char (point-min))
6443 (search-forward "\n\n")
6446 (narrow-to-region beg (point))
6447 (message-remove-header message-ignored-resent-headers t)
6448 (goto-char (point-max)))
6449 (insert mail-header-separator)
6450 ;; Rename all old ("Also-")Resent headers.
6451 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
6454 ;; Quote any "From " lines at the beginning.
6456 (when (looking-at "From ")
6457 (replace-match "X-From-Line: "))
6459 (let ((message-inhibit-body-encoding t)
6460 message-required-mail-headers
6461 rfc2047-encode-encoded-words)
6462 (message-send-mail))
6463 (kill-buffer (current-buffer)))
6464 (message "Resending message to %s...done" address)))
6467 (defun message-bounce ()
6468 "Re-mail the current message.
6469 This only makes sense if the current message is a bounce message that
6470 contains some mail you have written which has been bounced back to
6473 (let ((handles (mm-dissect-buffer t))
6475 (message-pop-to-buffer (message-buffer-name "bounce"))
6476 (if (stringp (car handles))
6477 ;; This is a MIME bounce.
6478 (mm-insert-part (car (last handles)))
6479 ;; This is a non-MIME bounce, so we try to remove things
6481 (mm-insert-part handles)
6483 (goto-char (point-min))
6484 (re-search-forward "\n\n+" nil t)
6485 (setq boundary (point))
6486 ;; We remove everything before the bounced mail.
6487 (if (or (re-search-forward message-unsent-separator nil t)
6489 (search-forward "\n\n" nil 'move)
6490 (re-search-backward "^Return-Path:.*\n" boundary t)))
6493 (delete-region (point-min)
6494 (if (re-search-forward "^[^ \n\t]+:" nil t)
6497 (goto-char boundary)
6498 (when (re-search-backward "^.?From .*\n" nil t)
6499 (delete-region (match-beginning 0) (match-end 0)))))
6500 (mm-enable-multibyte)
6502 (message-narrow-to-head-1)
6503 (message-remove-header message-ignored-bounced-headers t)
6504 (goto-char (point-max))
6505 (insert mail-header-separator))
6506 (message-position-point)))
6509 ;;; Interactive entry points for new message buffers.
6513 (defun message-mail-other-window (&optional to subject)
6514 "Like `message-mail' command, but display mail buffer in another window."
6516 (unless (message-mail-user-agent)
6517 (let ((pop-up-windows t)
6518 (special-display-buffer-names nil)
6519 (special-display-regexps nil)
6520 (same-window-buffer-names nil)
6521 (same-window-regexps nil))
6522 (message-pop-to-buffer (message-buffer-name "mail" to))))
6523 (let ((message-this-is-mail t))
6524 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6525 nil nil 'switch-to-buffer-other-window)))
6528 (defun message-mail-other-frame (&optional to subject)
6529 "Like `message-mail' command, but display mail buffer in another frame."
6531 (unless (message-mail-user-agent)
6532 (let ((pop-up-frames t)
6533 (special-display-buffer-names nil)
6534 (special-display-regexps nil)
6535 (same-window-buffer-names nil)
6536 (same-window-regexps nil))
6537 (message-pop-to-buffer (message-buffer-name "mail" to))))
6538 (let ((message-this-is-mail t))
6539 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6540 nil nil 'switch-to-buffer-other-frame)))
6543 (defun message-news-other-window (&optional newsgroups subject)
6544 "Start editing a news article to be sent."
6546 (let ((pop-up-windows t)
6547 (special-display-buffer-names nil)
6548 (special-display-regexps nil)
6549 (same-window-buffer-names nil)
6550 (same-window-regexps nil))
6551 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6552 (let ((message-this-is-news t))
6553 (message-setup `((Newsgroups . ,(or newsgroups ""))
6554 (Subject . ,(or subject ""))))))
6557 (defun message-news-other-frame (&optional newsgroups subject)
6558 "Start editing a news article to be sent."
6560 (let ((pop-up-frames t)
6561 (special-display-buffer-names nil)
6562 (special-display-regexps nil)
6563 (same-window-buffer-names nil)
6564 (same-window-regexps nil))
6565 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6566 (let ((message-this-is-news t))
6567 (message-setup `((Newsgroups . ,(or newsgroups ""))
6568 (Subject . ,(or subject ""))))))
6572 ;; This code should be moved to underline.el (from which it is stolen).
6575 (defun bold-region (start end)
6576 "Bold all nonblank characters in the region.
6577 Works by overstriking characters.
6578 Called from program, takes two arguments START and END
6579 which specify the range to operate on."
6582 (let ((end1 (make-marker)))
6583 (move-marker end1 (max start end))
6584 (goto-char (min start end))
6585 (while (< (point) end1)
6586 (or (looking-at "[_\^@- ]")
6587 (insert (char-after) "\b"))
6588 (forward-char 1)))))
6591 (defun unbold-region (start end)
6592 "Remove all boldness (overstruck characters) in the region.
6593 Called from program, takes two arguments START and END
6594 which specify the range to operate on."
6597 (let ((end1 (make-marker)))
6598 (move-marker end1 (max start end))
6599 (goto-char (min start end))
6600 (while (search-forward "\b" end1 t)
6601 (if (eq (char-after) (char-after (- (point) 2)))
6602 (delete-char -2))))))
6604 (defun message-exchange-point-and-mark ()
6605 "Exchange point and mark, but don't activate region if it was inactive."
6607 (message-mark-active-p)
6608 (exchange-point-and-mark))
6609 (setq mark-active nil)))
6611 (defalias 'message-make-overlay 'make-overlay)
6612 (defalias 'message-delete-overlay 'delete-overlay)
6613 (defalias 'message-overlay-put 'overlay-put)
6614 (defun message-kill-all-overlays ()
6615 (if (featurep 'xemacs)
6616 (map-extents (lambda (extent ignore) (delete-extent extent)))
6617 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
6619 ;; Support for toolbar
6621 (defvar tool-bar-map)
6622 (defvar tool-bar-mode))
6624 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
6625 ;; We need to make tool bar entries in local keymaps with
6626 ;; `tool-bar-local-item-from-menu' in Emacs > 21.3
6627 (if (fboundp 'tool-bar-local-item-from-menu)
6628 ;; This is for Emacs 21.3
6629 (tool-bar-local-item-from-menu command icon in-map from-map props)
6630 (tool-bar-add-item-from-menu command icon from-map props)))
6632 (defun message-tool-bar-map ()
6633 (or message-tool-bar-map
6634 (setq message-tool-bar-map
6636 (condition-case nil (require 'tool-bar) (error nil))
6637 (fboundp 'tool-bar-add-item-from-menu)
6639 (let ((tool-bar-map (copy-keymap tool-bar-map))
6640 (load-path (mm-image-load-path)))
6641 ;; Zap some items which aren't so relevant and take
6643 (dolist (key '(print-buffer kill-buffer save-buffer
6644 write-file dired open-file))
6645 (define-key tool-bar-map (vector key) nil))
6646 (message-tool-bar-local-item-from-menu
6647 'message-send-and-exit "mail_send" tool-bar-map message-mode-map)
6648 (message-tool-bar-local-item-from-menu
6649 'message-kill-buffer "close" tool-bar-map message-mode-map)
6650 (message-tool-bar-local-item-from-menu
6651 'message-dont-send "cancel" tool-bar-map message-mode-map)
6652 (message-tool-bar-local-item-from-menu
6653 'mml-attach-file "attach" tool-bar-map mml-mode-map)
6654 (message-tool-bar-local-item-from-menu
6655 'ispell-message "spell" tool-bar-map message-mode-map)
6656 (message-tool-bar-local-item-from-menu
6657 'mml-preview "preview"
6658 tool-bar-map mml-mode-map)
6659 (message-tool-bar-local-item-from-menu
6660 'message-insert-importance-high "important"
6661 tool-bar-map message-mode-map)
6662 (message-tool-bar-local-item-from-menu
6663 'message-insert-importance-low "unimportant"
6664 tool-bar-map message-mode-map)
6665 (message-tool-bar-local-item-from-menu
6666 'message-insert-disposition-notification-to "receipt"
6667 tool-bar-map message-mode-map)
6670 ;;; Group name completion.
6672 (defcustom message-newgroups-header-regexp
6673 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6674 "Regexp that match headers that lists groups."
6678 (defcustom message-completion-alist
6679 (list (cons message-newgroups-header-regexp 'message-expand-group)
6680 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6681 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6682 . message-expand-name)
6683 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6684 . message-expand-name))
6685 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6688 :type '(alist :key-type regexp :value-type function))
6690 (defcustom message-expand-name-databases
6692 "List of databases to try for name completion (`message-expand-name').
6693 Each element is a symbol and can be `bbdb' or `eudc'."
6695 :type '(set (const bbdb) (const eudc)))
6697 (defcustom message-tab-body-function nil
6698 "*Function to execute when `message-tab' (TAB) is executed in the body.
6699 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6702 :link '(custom-manual "(message)Various Commands")
6705 (defun message-tab ()
6706 "Complete names according to `message-completion-alist'.
6707 Execute function specified by `message-tab-body-function' when not in
6710 (let ((alist message-completion-alist))
6712 (let ((mail-abbrev-mode-regexp (caar alist)))
6713 (not (mail-abbrev-in-expansion-header-p))))
6714 (setq alist (cdr alist)))
6715 (funcall (or (cdar alist) message-tab-body-function
6716 (lookup-key text-mode-map "\t")
6717 (lookup-key global-map "\t")
6718 'indent-relative))))
6720 (defun message-expand-group ()
6721 "Expand the group name under point."
6722 (let* ((b (save-excursion
6727 (skip-chars-forward "^:")
6730 (skip-chars-backward "^, \t\n") (point))))
6731 (completion-ignore-case t)
6732 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6734 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6735 (completions (all-completions string hashtb))
6737 (delete-region b (point))
6739 ((= (length completions) 1)
6740 (if (string= (car completions) string)
6743 (message "Only matching group"))
6744 (insert (car completions))))
6745 ((and (setq comp (try-completion string hashtb))
6746 (not (string= comp string)))
6751 (message "No matching groups")
6752 (save-selected-window
6753 (pop-to-buffer "*Completions*")
6754 (buffer-disable-undo)
6755 (let ((buffer-read-only nil))
6757 (let ((standard-output (current-buffer)))
6758 (display-completion-list (sort completions 'string<)))
6759 (goto-char (point-min))
6760 (delete-region (point) (progn (forward-line 3) (point))))))))))
6762 (defun message-expand-name ()
6763 (cond ((and (memq 'eudc message-expand-name-databases)
6764 (boundp 'eudc-protocol)
6766 (eudc-expand-inline))
6767 ((and (memq 'bbdb message-expand-name-databases)
6768 (fboundp 'bbdb-complete-name))
6769 (bbdb-complete-name))
6775 (defun message-talkative-question (ask question show &rest text)
6776 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6777 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6778 The following arguments may contain lists of values."
6780 (setq text (message-flatten-list text)))
6781 (save-window-excursion
6783 (with-output-to-temp-buffer " *MESSAGE information message*"
6784 (set-buffer " *MESSAGE information message*")
6785 (fundamental-mode) ; for Emacs 20.4+
6786 (mapcar 'princ text)
6787 (goto-char (point-min))))
6788 (funcall ask question))
6789 (funcall ask question)))
6791 (defun message-flatten-list (list)
6792 "Return a new, flat list that contains all elements of LIST.
6794 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6797 (apply 'append (mapcar 'message-flatten-list list)))
6801 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6802 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
6803 Then clone the local variables and values from the old buffer to the
6804 new one, cloning only the locals having a substring matching the
6806 (let ((oldbuf (current-buffer)))
6808 (set-buffer (generate-new-buffer name))
6809 (message-clone-locals oldbuf varstr)
6812 (defun message-clone-locals (buffer &optional varstr)
6813 "Clone the local variables from BUFFER to the current buffer."
6814 (let ((locals (save-excursion
6816 (buffer-local-variables)))
6817 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
6820 (when (and (consp local)
6822 (string-match regexp (symbol-name (car local)))
6824 (string-match varstr (symbol-name (car local)))))
6826 (set (make-local-variable (car local))
6834 (defvar message-inhibit-body-encoding nil)
6836 (defun message-encode-message-body ()
6837 (unless message-inhibit-body-encoding
6838 (let ((mail-parse-charset (or mail-parse-charset
6839 message-default-charset))
6840 (case-fold-search t)
6841 lines content-type-p)
6844 (narrow-to-region (point) (point-max))
6845 (let ((new (mml-generate-mime)))
6847 (delete-region (point-min) (point-max))
6849 (goto-char (point-min))
6850 (if (eq (aref new 0) ?\n)
6852 (search-forward "\n\n")
6853 (setq lines (buffer-substring (point-min) (1- (point))))
6854 (delete-region (point-min) (point))))))
6856 (message-narrow-to-headers-or-head)
6857 (message-remove-header "Mime-Version")
6858 (goto-char (point-max))
6859 (insert "MIME-Version: 1.0\n")
6862 (setq content-type-p
6864 (re-search-backward "^Content-Type:" nil t))))
6866 (message-narrow-to-headers-or-head)
6867 (message-remove-first-header "Content-Type")
6868 (message-remove-first-header "Content-Transfer-Encoding"))
6869 ;; We always make sure that the message has a Content-Type
6870 ;; header. This is because some broken MTAs and MUAs get
6871 ;; awfully confused when confronted with a message with a
6872 ;; MIME-Version header and without a Content-Type header. For
6873 ;; instance, Solaris' /usr/bin/mail.
6874 (unless content-type-p
6875 (goto-char (point-min))
6876 ;; For unknown reason, MIME-Version doesn't exist.
6877 (when (re-search-forward "^MIME-Version:" nil t)
6879 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
6881 (defun message-read-from-minibuffer (prompt &optional initial-contents)
6882 "Read from the minibuffer while providing abbrev expansion."
6883 (if (fboundp 'mail-abbrevs-setup)
6884 (let ((mail-abbrev-mode-regexp "")
6885 (minibuffer-setup-hook 'mail-abbrevs-setup)
6886 (minibuffer-local-map message-minibuffer-local-map))
6887 (read-from-minibuffer prompt initial-contents))
6888 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
6889 (minibuffer-local-map message-minibuffer-local-map))
6890 (read-string prompt initial-contents))))
6892 (defun message-use-alternative-email-as-from ()
6893 (require 'mail-utils)
6894 (let* ((fields '("To" "Cc" "From"))
6897 (mail-strip-quoted-names
6898 (mapconcat 'message-fetch-reply-field fields ","))
6902 (if (string-match message-alternative-emails (car emails))
6903 (setq email (car emails)
6906 (unless (or (not email) (equal email user-mail-address))
6907 (goto-char (point-max))
6908 (insert "From: " (let ((user-mail-address email)) (message-make-from))
6911 (defun message-options-get (symbol)
6912 (cdr (assq symbol message-options)))
6914 (defun message-options-set (symbol value)
6915 (let ((the-cons (assq symbol message-options)))
6918 (setcdr the-cons value)
6919 (setq message-options (delq the-cons message-options)))
6921 (push (cons symbol value) message-options))))
6924 (defun message-options-set-recipient ()
6926 (message-narrow-to-headers-or-head)
6927 (message-options-set 'message-sender
6928 (mail-strip-quoted-names
6929 (message-fetch-field "from")))
6930 (message-options-set 'message-recipients
6931 (mail-strip-quoted-names
6932 (let ((to (message-fetch-field "to"))
6933 (cc (message-fetch-field "cc"))
6934 (bcc (message-fetch-field "bcc")))
6937 (if (and to cc) ", ")
6939 (if (and (or to cc) bcc) ", ")
6942 (defun message-hide-headers ()
6943 "Hide headers based on the `message-hidden-headers' variable."
6944 (let ((regexps (if (stringp message-hidden-headers)
6945 (list message-hidden-headers)
6946 message-hidden-headers))
6947 (inhibit-point-motion-hooks t)
6948 (after-change-functions nil)
6953 (message-narrow-to-headers)
6954 (goto-char (point-min))
6956 (if (not (message-hide-header-p regexps))
6957 (message-next-header)
6958 (let ((begin (point))
6960 (message-next-header)
6961 (setq header (buffer-substring begin (point))
6962 header-len (- (point) begin))
6963 (delete-region begin (point))
6964 (goto-char (1+ end-of-headers))
6966 (setq end-of-headers
6967 (+ end-of-headers header-len))))))))
6968 (narrow-to-region (1+ end-of-headers) (point-max))))
6970 (defun message-hide-header-p (regexps)
6973 (when (eq (car regexps) 'not)
6976 (dolist (regexp regexps)
6977 (setq result (or result (looking-at regexp))))
6982 (when (featurep 'xemacs)
6983 (require 'messagexmas)
6984 (message-xmas-redefine))
6988 (run-hooks 'message-load-hook)
6991 ;; coding: iso-8859-1
6994 ;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
6995 ;;; message.el ends here