1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
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
40 ;; This is apparently necessary even though things are autoloaded.
41 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
42 ;; require mailabbrev here.
43 (if (featurep 'xemacs)
44 (require 'mail-abbrevs)
45 (require 'mailabbrev))
50 (defgroup message '((user-mail-address custom-variable)
51 (user-full-name custom-variable))
52 "Mail and news message composing."
53 :link '(custom-manual "(message)Top")
57 (put 'user-mail-address 'custom-type 'string)
58 (put 'user-full-name 'custom-type 'string)
60 (defgroup message-various nil
61 "Various Message Variables"
62 :link '(custom-manual "(message)Various Message Variables")
65 (defgroup message-buffers nil
67 :link '(custom-manual "(message)Message Buffers")
70 (defgroup message-sending nil
72 :link '(custom-manual "(message)Sending Variables")
75 (defgroup message-interface nil
77 :link '(custom-manual "(message)Interface")
80 (defgroup message-forwarding nil
82 :link '(custom-manual "(message)Forwarding")
83 :group 'message-interface)
85 (defgroup message-insertion nil
87 :link '(custom-manual "(message)Insertion")
90 (defgroup message-headers nil
92 :link '(custom-manual "(message)Message Headers")
95 (defgroup message-news nil
96 "Composing News Messages"
99 (defgroup message-mail nil
100 "Composing Mail Messages"
103 (defgroup message-faces nil
104 "Faces used for message composing."
108 (defcustom message-directory "~/Mail/"
109 "*Directory from which all other mail file variables are derived."
110 :group 'message-various
113 (defcustom message-max-buffers 10
114 "*How many buffers to keep before starting to kill them off."
115 :group 'message-buffers
118 (defcustom message-send-rename-function nil
119 "Function called to rename the buffer after sending it."
120 :group 'message-buffers
121 :type '(choice function (const nil)))
123 (defcustom message-fcc-handler-function 'message-output
124 "*A function called to save outgoing articles.
125 This function will be called with the name of the file to store the
126 article in. The default function is `message-output' which saves in Unix
128 :type '(radio (function-item message-output)
129 (function :tag "Other"))
130 :group 'message-sending)
132 (defcustom message-fcc-externalize-attachments nil
133 "If non-nil, attachments are included as external parts in Fcc copies."
135 :group 'message-sending)
137 (defcustom message-courtesy-message
138 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
139 "*This is inserted at the start of a mailed copy of a posted message.
140 If the string contains the format spec \"%s\", the Newsgroups
141 the article has been posted to will be inserted there.
142 If this variable is nil, no such courtesy message will be added."
143 :group 'message-sending
144 :type '(radio (string :format "%t: %v\n" :size 0) (const nil)))
146 (defcustom message-ignored-bounced-headers
147 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
148 "*Regexp that matches headers to be removed in resent bounced mail."
149 :group 'message-interface
153 (defcustom message-from-style 'default
154 "*Specifies how \"From\" headers look.
156 If nil, they contain just the return address like:
158 If `parens', they look like:
159 king@grassland.com (Elvis Parsley)
160 If `angles', they look like:
161 Elvis Parsley <king@grassland.com>
163 Otherwise, most addresses look like `angles', but they look like
164 `parens' if `angles' would need quoting and `parens' would not."
165 :type '(choice (const :tag "simple" nil)
169 :group 'message-headers)
171 (defcustom message-insert-canlock t
172 "Whether to insert a Cancel-Lock header in news postings."
174 :group 'message-headers
177 (defcustom message-syntax-checks
178 (if message-insert-canlock '((sender . disabled)) nil)
179 ;; Guess this one shouldn't be easy to customize...
180 "*Controls what syntax checks should not be performed on outgoing posts.
181 To disable checking of long signatures, for instance, add
182 `(signature . disabled)' to this list.
184 Don't touch this variable unless you really know what you're doing.
186 Checks include `subject-cmsg', `multiple-headers', `sendsys',
187 `message-id', `from', `long-lines', `control-chars', `size',
188 `new-text', `quoting-style', `redirected-followup', `signature',
189 `approved', `sender', `empty', `empty-headers', `message-id', `from',
190 `subject', `shorten-followup-to', `existing-newsgroups',
191 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
192 `continuation-headers', `long-header-lines', `invisible-text' and
195 :type '(repeat sexp)) ; Fixme: improve this
197 (defcustom message-required-headers '((optional . References)
199 "*Headers to be generated or prompted for when sending a message.
200 Also see `message-required-news-headers' and
201 `message-required-mail-headers'."
203 :group 'message-headers
204 :link '(custom-manual "(message)Message Headers")
205 :type '(repeat sexp))
207 (defcustom message-draft-headers '(References From)
208 "*Headers to be generated when saving a draft message."
210 :group 'message-headers
211 :link '(custom-manual "(message)Message Headers")
212 :type '(repeat sexp))
214 (defcustom message-required-news-headers
215 '(From Newsgroups Subject Date Message-ID
216 (optional . Organization)
217 (optional . User-Agent))
218 "*Headers to be generated or prompted for when posting an article.
219 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
220 Message-ID. Organization, Lines, In-Reply-To, Expires, and
221 User-Agent are optional. If don't you want message to insert some
222 header, remove it from this list."
224 :group 'message-headers
225 :link '(custom-manual "(message)Message Headers")
226 :type '(repeat sexp))
228 (defcustom message-required-mail-headers
229 '(From Subject Date (optional . In-Reply-To) Message-ID
230 (optional . User-Agent))
231 "*Headers to be generated or prompted for when mailing a message.
232 It is recommended that From, Date, To, Subject and Message-ID be
233 included. Organization and User-Agent are optional."
235 :group 'message-headers
236 :link '(custom-manual "(message)Message Headers")
237 :type '(repeat sexp))
239 (defcustom message-deletable-headers '(Message-ID Date Lines)
240 "Headers to be deleted if they already exist and were generated by message previously."
241 :group 'message-headers
242 :link '(custom-manual "(message)Message Headers")
245 (defcustom message-ignored-news-headers
246 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
247 "*Regexp of headers to be removed unconditionally before posting."
249 :group 'message-headers
250 :link '(custom-manual "(message)Message Headers")
253 (defcustom message-ignored-mail-headers
254 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
255 "*Regexp of headers to be removed unconditionally before mailing."
257 :group 'message-headers
258 :link '(custom-manual "(message)Mail Headers")
261 (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:"
262 "*Header lines matching this regexp will be deleted before posting.
263 It's best to delete old Path and Date headers before posting to avoid
265 :group 'message-interface
266 :link '(custom-manual "(message)Superseding")
269 (defcustom message-subject-re-regexp
270 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
271 "*Regexp matching \"Re: \" in the subject line."
272 :group 'message-various
273 :link '(custom-manual "(message)Message Headers")
276 ;;; Start of variables adopted from `message-utils.el'.
278 (defcustom message-subject-trailing-was-query 'ask
279 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
280 If nil, leave the subject unchanged. If it is the symbol `ask', query
281 the user what do do. In this case, the subject is matched against
282 `message-subject-trailing-was-ask-regexp'. If
283 `message-subject-trailing-was-query' is t, always strip the trailing
284 old subject. In this case, `message-subject-trailing-was-regexp' is
286 :type '(choice (const :tag "never" nil)
287 (const :tag "always strip" t)
289 :link '(custom-manual "(message)Message Headers")
290 :group 'message-various)
292 (defcustom message-subject-trailing-was-ask-regexp
293 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
294 "*Regexp matching \"(was: <old subject>)\" in the subject line.
296 The function `message-strip-subject-trailing-was' uses this regexp if
297 `message-subject-trailing-was-query' is set to the symbol `ask'. If
298 the variable is t instead of `ask', use
299 `message-subject-trailing-was-regexp' instead.
301 It is okay to create some false positives here, as the user is asked."
302 :group 'message-various
303 :link '(custom-manual "(message)Message Headers")
306 (defcustom message-subject-trailing-was-regexp
307 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
308 "*Regexp matching \"(was: <old subject>)\" in the subject line.
310 If `message-subject-trailing-was-query' is set to t, the subject is
311 matched against `message-subject-trailing-was-regexp' in
312 `message-strip-subject-trailing-was'. You should use a regexp creating very
313 few false positives here."
314 :group 'message-various
315 :link '(custom-manual "(message)Message Headers")
318 ;; Fixme: Why are all these things autoloaded?
320 ;;; marking inserted text
323 (defcustom message-mark-insert-begin
324 "--8<---------------cut here---------------start------------->8---\n"
325 "How to mark the beginning of some inserted text."
327 :link '(custom-manual "(message)Insertion Variables")
328 :group 'message-various)
331 (defcustom message-mark-insert-end
332 "--8<---------------cut here---------------end--------------->8---\n"
333 "How to mark the end of some inserted text."
335 :link '(custom-manual "(message)Insertion Variables")
336 :group 'message-various)
339 (defcustom message-archive-header
340 "X-No-Archive: Yes\n"
341 "Header to insert when you don't want your article to be archived.
342 Archives \(such as groups.google.com\) respect this header."
344 :link '(custom-manual "(message)Header Commands")
345 :group 'message-various)
348 (defcustom message-archive-note
349 "X-No-Archive: Yes - save http://groups.google.com/"
350 "Note to insert why you wouldn't want this posting archived.
351 If nil, don't insert any text in the body."
352 :type '(radio (string :format "%t: %v\n" :size 0)
354 :link '(custom-manual "(message)Header Commands")
355 :group 'message-various)
357 ;;; Crossposts and Followups
358 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
359 ;; new suggestions by R. Weikusat <rw at another.de>
361 (defvar message-cross-post-old-target nil
362 "Old target for cross-posts or follow-ups.")
363 (make-variable-buffer-local 'message-cross-post-old-target)
366 (defcustom message-cross-post-default t
367 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
368 If nil, `message-cross-post-followup-to' will only do a followup. Note that
369 you can explicitly override this setting by calling
370 `message-cross-post-followup-to' with a prefix."
372 :group 'message-various)
375 (defcustom message-cross-post-note
376 "Crosspost & Followup-To: "
377 "Note to insert before signature to notify of cross-post and follow-up."
379 :group 'message-various)
382 (defcustom message-followup-to-note
384 "Note to insert before signature to notify of follow-up only."
386 :group 'message-various)
389 (defcustom message-cross-post-note-function
390 'message-cross-post-insert-note
391 "Function to use to insert note about Crosspost or Followup-To.
392 The function will be called with four arguments. The function should not only
393 insert a note, but also ensure old notes are deleted. See the documentation
394 for `message-cross-post-insert-note'."
396 :group 'message-various)
398 ;;; End of variables adopted from `message-utils.el'.
401 (defcustom message-signature-separator "^-- *$"
402 "Regexp matching the signature separator."
404 :link '(custom-manual "(message)Various Message Variables")
405 :group 'message-various)
407 (defcustom message-elide-ellipsis "\n[...]\n\n"
408 "*The string which is inserted for elided text."
410 :link '(custom-manual "(message)Various Commands")
411 :group 'message-various)
413 (defcustom message-interactive t
414 "Non-nil means when sending a message wait for and display errors.
415 nil means let mailer mail back a message to report errors."
416 :group 'message-sending
418 :link '(custom-manual "(message)Sending Variables")
421 (defcustom message-generate-new-buffers 'unique
422 "*Non-nil means create a new message buffer whenever `message-setup' is called.
423 If this is a function, call that function with three parameters: The type,
424 the to address and the group name. (Any of these may be nil.) The function
425 should return the new buffer name."
426 :group 'message-buffers
427 :link '(custom-manual "(message)Message Buffers")
428 :type '(choice (const :tag "off" nil)
429 (const :tag "unique" unique)
430 (const :tag "unsent" unsent)
433 (defcustom message-kill-buffer-on-exit nil
434 "*Non-nil means that the message buffer will be killed after sending a message."
435 :group 'message-buffers
436 :link '(custom-manual "(message)Message Buffers")
440 (defvar gnus-local-organization))
441 (defcustom message-user-organization
442 (or (and (boundp 'gnus-local-organization)
443 (stringp gnus-local-organization)
444 gnus-local-organization)
445 (getenv "ORGANIZATION")
447 "*String to be used as an Organization header.
448 If t, use `message-user-organization-file'."
449 :group 'message-headers
450 :type '(choice string
451 (const :tag "consult file" t)))
454 (defcustom message-user-organization-file "/usr/lib/news/organization"
455 "*Local news organization file."
457 :link '(custom-manual "(message)News Headers")
458 :group 'message-headers)
460 (defcustom message-make-forward-subject-function
461 #'message-forward-subject-name-subject
462 "*List of functions called to generate subject headers for forwarded messages.
463 The subject generated by the previous function is passed into each
466 The provided functions are:
468 * `message-forward-subject-author-subject' Source of article (author or
469 newsgroup), in brackets followed by the subject
470 * `message-forward-subject-name-subject' Source of article (name of author
471 or newsgroup), in brackets followed by the subject
472 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
474 :group 'message-forwarding
475 :link '(custom-manual "(message)Forwarding")
476 :type '(radio (function-item message-forward-subject-author-subject)
477 (function-item message-forward-subject-fwd)
478 (function-item message-forward-subject-name-subject)
479 (repeat :tag "List of functions" function)))
481 (defcustom message-forward-as-mime t
482 "*Non-nil means forward messages as an inline/rfc822 MIME section.
483 Otherwise, directly inline the old message in the forwarded message."
485 :group 'message-forwarding
486 :link '(custom-manual "(message)Forwarding")
489 (defcustom message-forward-show-mml 'best
490 "*Non-nil means show forwarded messages as MML (decoded from MIME).
491 Otherwise, forwarded messages are unchanged.
492 Can also be the symbol `best' to indicate that MML should be
493 used, except when it is a bad idea to use MML. One example where
494 it is a bad idea is when forwarding a signed or encrypted
495 message, because converting MIME to MML would invalidate the
498 :group 'message-forwarding
499 :type '(choice (const :tag "use MML" t)
500 (const :tag "don't use MML " nil)
501 (const :tag "use MML when appropriate" best)))
503 (defcustom message-forward-before-signature t
504 "*Non-nil means put forwarded message before signature, else after."
505 :group 'message-forwarding
508 (defcustom message-wash-forwarded-subjects nil
509 "*Non-nil means try to remove as much cruft as possible from the subject.
510 Done before generating the new subject of a forward."
511 :group 'message-forwarding
512 :link '(custom-manual "(message)Forwarding")
515 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
516 "*All headers that match this regexp will be deleted when resending a message."
517 :group 'message-interface
518 :link '(custom-manual "(message)Resending")
521 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
522 "*All headers that match this regexp will be deleted when forwarding a message."
524 :group 'message-forwarding
525 :type '(choice (const :tag "None" nil)
528 (defcustom message-ignored-cited-headers "."
529 "*Delete these headers from the messages you yank."
530 :group 'message-insertion
531 :link '(custom-manual "(message)Insertion Variables")
534 (defcustom message-cite-prefix-regexp
535 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
536 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
537 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
538 (let (non-word-constituents)
539 (with-syntax-table text-mode-syntax-table
540 (setq non-word-constituents
542 (if (string-match "\\w" "-") "" "-")
543 (if (string-match "\\w" "_") "" "_")
544 (if (string-match "\\w" ".") "" "."))))
545 (if (equal non-word-constituents "")
546 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
547 (concat "\\([ \t]*\\(\\w\\|["
548 non-word-constituents
549 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
550 "*Regexp matching the longest possible citation prefix on a line."
551 :group 'message-insertion
552 :link '(custom-manual "(message)Insertion Variables")
555 (defcustom message-cancel-message "I am canceling my own article.\n"
556 "Message to be inserted in the cancel message."
557 :group 'message-interface
558 :link '(custom-manual "(message)Canceling News")
561 ;; Useful to set in site-init.el
563 (defcustom message-send-mail-function 'message-send-mail-with-sendmail
564 "Function to call to send the current buffer as mail.
565 The headers should be delimited by a line whose contents match the
566 variable `mail-header-separator'.
568 Valid values include `message-send-mail-with-sendmail' (the default),
569 `message-send-mail-with-mh', `message-send-mail-with-qmail',
570 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
572 See also `send-mail-function'."
573 :type '(radio (function-item message-send-mail-with-sendmail)
574 (function-item message-send-mail-with-mh)
575 (function-item message-send-mail-with-qmail)
576 (function-item message-smtpmail-send-it)
577 (function-item smtpmail-send-it)
578 (function-item feedmail-send-it)
579 (function :tag "Other"))
580 :group 'message-sending
581 :link '(custom-manual "(message)Mail Variables")
582 :group 'message-mail)
584 (defcustom message-send-news-function 'message-send-news
585 "Function to call to send the current buffer as news.
586 The headers should be delimited by a line whose contents match the
587 variable `mail-header-separator'."
588 :group 'message-sending
590 :link '(custom-manual "(message)News Variables")
593 (defcustom message-reply-to-function nil
594 "If non-nil, function that should return a list of headers.
595 This function should pick out addresses from the To, Cc, and From headers
596 and respond with new To and Cc headers."
597 :group 'message-interface
598 :link '(custom-manual "(message)Reply")
599 :type '(choice function (const nil)))
601 (defcustom message-wide-reply-to-function nil
602 "If non-nil, function that should return a list of headers.
603 This function should pick out addresses from the To, Cc, and From headers
604 and respond with new To and Cc headers."
605 :group 'message-interface
606 :link '(custom-manual "(message)Wide Reply")
607 :type '(choice function (const nil)))
609 (defcustom message-followup-to-function nil
610 "If non-nil, function that should return a list of headers.
611 This function should pick out addresses from the To, Cc, and From headers
612 and respond with new To and Cc headers."
613 :group 'message-interface
614 :link '(custom-manual "(message)Followup")
615 :type '(choice function (const nil)))
617 (defcustom message-use-followup-to 'ask
618 "*Specifies what to do with Followup-To header.
619 If nil, always ignore the header. If it is t, use its value, but
620 query before using the \"poster\" value. If it is the symbol `ask',
621 always query the user whether to use the value. If it is the symbol
622 `use', always use the value."
623 :group 'message-interface
624 :link '(custom-manual "(message)Followup")
625 :type '(choice (const :tag "ignore" nil)
626 (const :tag "use & query" t)
630 (defcustom message-use-mail-followup-to 'use
631 "*Specifies what to do with Mail-Followup-To header.
632 If nil, always ignore the header. If it is the symbol `ask', always
633 query the user whether to use the value. If it is the symbol `use',
634 always use the value."
635 :group 'message-interface
636 :link '(custom-manual "(message)Mailing Lists")
637 :type '(choice (const :tag "ignore" nil)
641 (defcustom message-subscribed-address-functions nil
642 "*Specifies functions for determining list subscription.
643 If nil, do not attempt to determine list subscription with functions.
644 If non-nil, this variable contains a list of functions which return
645 regular expressions to match lists. These functions can be used in
646 conjunction with `message-subscribed-regexps' and
647 `message-subscribed-addresses'."
648 :group 'message-interface
649 :link '(custom-manual "(message)Mailing Lists")
650 :type '(repeat sexp))
652 (defcustom message-subscribed-address-file nil
653 "*A file containing addresses the user is subscribed to.
654 If nil, do not look at any files to determine list subscriptions. If
655 non-nil, each line of this file should be a mailing list address."
656 :group 'message-interface
657 :link '(custom-manual "(message)Mailing Lists")
658 :type '(radio (file :format "%t: %v\n" :size 0)
661 (defcustom message-subscribed-addresses nil
662 "*Specifies a list of addresses the user is subscribed to.
663 If nil, do not use any predefined list subscriptions. This list of
664 addresses can be used in conjunction with
665 `message-subscribed-address-functions' and `message-subscribed-regexps'."
666 :group 'message-interface
667 :link '(custom-manual "(message)Mailing Lists")
668 :type '(repeat string))
670 (defcustom message-subscribed-regexps nil
671 "*Specifies a list of addresses the user is subscribed to.
672 If nil, do not use any predefined list subscriptions. This list of
673 regular expressions can be used in conjunction with
674 `message-subscribed-address-functions' and `message-subscribed-addresses'."
675 :group 'message-interface
676 :link '(custom-manual "(message)Mailing Lists")
677 :type '(repeat regexp))
679 (defcustom message-allow-no-recipients 'ask
680 "Specifies what to do when there are no recipients other than Gcc/Fcc.
681 If it is the symbol `always', the posting is allowed. If it is the
682 symbol `never', the posting is not allowed. If it is the symbol
683 `ask', you are prompted."
684 :group 'message-interface
685 :link '(custom-manual "(message)Message Headers")
686 :type '(choice (const always)
690 (defcustom message-sendmail-f-is-evil nil
691 "*Non-nil means don't add \"-f username\" to the sendmail command line.
692 Doing so would be even more evil than leaving it out."
693 :group 'message-sending
694 :link '(custom-manual "(message)Mail Variables")
697 (defcustom message-sendmail-envelope-from nil
698 "*Envelope-from when sending mail with sendmail.
699 If this is nil, use `user-mail-address'. If it is the symbol
700 `header', use the From: header of the message."
701 :type '(choice (string :tag "From name")
702 (const :tag "Use From: header from message" header)
703 (const :tag "Use `user-mail-address'" nil))
704 :link '(custom-manual "(message)Mail Variables")
705 :group 'message-sending)
707 ;; qmail-related stuff
708 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
709 "Location of the qmail-inject program."
710 :group 'message-sending
711 :link '(custom-manual "(message)Mail Variables")
714 (defcustom message-qmail-inject-args nil
715 "Arguments passed to qmail-inject programs.
716 This should be a list of strings, one string for each argument. It
717 may also be a function.
719 For e.g., if you wish to set the envelope sender address so that bounces
720 go to the right place or to deal with listserv's usage of that address, you
721 might set this variable to '(\"-f\" \"you@some.where\")."
722 :group 'message-sending
723 :link '(custom-manual "(message)Mail Variables")
724 :type '(choice (function)
728 (defvar gnus-post-method)
729 (defvar gnus-select-method))
730 (defcustom message-post-method
731 (cond ((and (boundp 'gnus-post-method)
732 (listp gnus-post-method)
735 ((boundp 'gnus-select-method)
738 "*Method used to post news.
739 Note that when posting from inside Gnus, for instance, this
740 variable isn't used."
742 :group 'message-sending
743 ;; This should be the `gnus-select-method' widget, but that might
744 ;; create a dependence to `gnus.el'.
747 ;; FIXME: This should be a temporary workaround until someone implements a
748 ;; proper solution. If a crash happens while replying, the auto-save file
749 ;; will *not* have a `References:' header if `message-generate-headers-first'
750 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
751 (defcustom message-generate-headers-first '(references)
752 "Which headers should be generated before starting to compose a message.
753 If t, generate all required headers. This can also be a list of headers to
754 generate. The variables `message-required-news-headers' and
755 `message-required-mail-headers' specify which headers to generate.
757 Note that the variable `message-deletable-headers' specifies headers which
758 are to be deleted and then re-generated before sending, so this variable
759 will not have a visible effect for those headers."
760 :group 'message-headers
761 :link '(custom-manual "(message)Message Headers")
762 :type '(choice (const :tag "None" nil)
763 (const :tag "References" '(references))
765 (repeat (sexp :tag "Header"))))
767 (defcustom message-setup-hook nil
768 "Normal hook, run each time a new outgoing message is initialized.
769 The function `message-setup' runs this hook."
770 :group 'message-various
771 :link '(custom-manual "(message)Various Message Variables")
774 (defcustom message-cancel-hook nil
775 "Hook run when cancelling articles."
776 :group 'message-various
777 :link '(custom-manual "(message)Various Message Variables")
780 (defcustom message-signature-setup-hook nil
781 "Normal hook, run each time a new outgoing message is initialized.
782 It is run after the headers have been inserted and before
783 the signature is inserted."
784 :group 'message-various
785 :link '(custom-manual "(message)Various Message Variables")
788 (defcustom message-mode-hook nil
789 "Hook run in message mode buffers."
790 :group 'message-various
793 (defcustom message-header-hook nil
794 "Hook run in a message mode buffer narrowed to the headers."
795 :group 'message-various
798 (defcustom message-header-setup-hook nil
799 "Hook called narrowed to the headers when setting up a message buffer."
800 :group 'message-various
801 :link '(custom-manual "(message)Various Message Variables")
804 (defcustom message-minibuffer-local-map
805 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
806 (set-keymap-parent map minibuffer-local-map)
808 "Keymap for `message-read-from-minibuffer'.")
811 (defcustom message-citation-line-function 'message-insert-citation-line
812 "*Function called to insert the \"Whomever writes:\" line.
814 Note that Gnus provides a feature where the reader can click on
815 `writes:' to hide the cited text. If you change this line too much,
816 people who read your message will have to change their Gnus
817 configuration. See the variable `gnus-cite-attribution-suffix'."
819 :link '(custom-manual "(message)Insertion Variables")
820 :group 'message-insertion)
823 (defcustom message-yank-prefix "> "
824 "*Prefix inserted on the lines of yanked messages.
825 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
826 See also `message-yank-cited-prefix'."
828 :link '(custom-manual "(message)Insertion Variables")
829 :group 'message-insertion)
831 (defcustom message-yank-cited-prefix ">"
832 "*Prefix inserted on cited or empty lines of yanked messages.
833 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
834 See also `message-yank-prefix'."
836 :link '(custom-manual "(message)Insertion Variables")
837 :group 'message-insertion)
839 (defcustom message-indentation-spaces 3
840 "*Number of spaces to insert at the beginning of each cited line.
841 Used by `message-yank-original' via `message-yank-cite'."
842 :group 'message-insertion
843 :link '(custom-manual "(message)Insertion Variables")
847 (defcustom message-cite-function 'message-cite-original
848 "*Function for citing an original message.
849 Predefined functions include `message-cite-original' and
850 `message-cite-original-without-signature'.
851 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
852 :type '(radio (function-item message-cite-original)
853 (function-item message-cite-original-without-signature)
854 (function-item sc-cite-original)
855 (function :tag "Other"))
856 :link '(custom-manual "(message)Insertion Variables")
857 :group 'message-insertion)
860 (defcustom message-indent-citation-function 'message-indent-citation
861 "*Function for modifying a citation just inserted in the mail buffer.
862 This can also be a list of functions. Each function can find the
863 citation between (point) and (mark t). And each function should leave
864 point and mark around the citation text as modified."
866 :link '(custom-manual "(message)Insertion Variables")
867 :group 'message-insertion)
870 (defcustom message-signature t
871 "*String to be inserted at the end of the message buffer.
872 If t, the `message-signature-file' file will be inserted instead.
873 If a function, the result from the function will be used instead.
874 If a form, the result from the form will be used instead."
876 :link '(custom-manual "(message)Insertion Variables")
877 :group 'message-insertion)
880 (defcustom message-signature-file "~/.signature"
881 "*Name of file containing the text inserted at end of message buffer.
882 Ignored if the named file doesn't exist.
883 If nil, don't insert a signature."
884 :type '(choice file (const :tags "None" nil))
885 :link '(custom-manual "(message)Insertion Variables")
886 :group 'message-insertion)
889 (defcustom message-signature-insert-empty-line t
890 "*If non-nil, insert an empty line before the signature separator."
892 :link '(custom-manual "(message)Insertion Variables")
893 :group 'message-insertion)
895 (defcustom message-distribution-function nil
896 "*Function called to return a Distribution header."
898 :group 'message-headers
899 :link '(custom-manual "(message)News Headers")
900 :type '(choice function (const nil)))
902 (defcustom message-expires 14
903 "Number of days before your article expires."
905 :group 'message-headers
906 :link '(custom-manual "(message)News Headers")
909 (defcustom message-user-path nil
910 "If nil, use the NNTP server name in the Path header.
911 If stringp, use this; if non-nil, use no host name (user name only)."
913 :group 'message-headers
914 :link '(custom-manual "(message)News Headers")
915 :type '(choice (const :tag "nntp" nil)
917 (sexp :tag "none" :format "%t" t)))
919 (defvar message-reply-buffer nil)
920 (defvar message-reply-headers nil
921 "The headers of the current replied article.
922 It is a vector of the following headers:
923 \[number subject from date id references chars lines xref extra].")
924 (defvar message-newsreader nil)
925 (defvar message-mailer nil)
926 (defvar message-sent-message-via nil)
927 (defvar message-checksum nil)
928 (defvar message-send-actions nil
929 "A list of actions to be performed upon successful sending of a message.")
930 (defvar message-exit-actions nil
931 "A list of actions to be performed upon exiting after sending a message.")
932 (defvar message-kill-actions nil
933 "A list of actions to be performed before killing a message buffer.")
934 (defvar message-postpone-actions nil
935 "A list of actions to be performed after postponing a message.")
937 (define-widget 'message-header-lines 'text
938 "All header lines must be LFD terminated."
939 :format "%{%t%}:%n%v"
941 :error "All header lines must be newline terminated")
943 (defcustom message-default-headers ""
944 "*A string containing header lines to be inserted in outgoing messages.
945 It is inserted before you edit the message, so you can edit or delete
947 :group 'message-headers
948 :link '(custom-manual "(message)Message Headers")
949 :type 'message-header-lines)
951 (defcustom message-default-mail-headers ""
952 "*A string of header lines to be inserted in outgoing mails."
953 :group 'message-headers
955 :link '(custom-manual "(message)Mail Headers")
956 :type 'message-header-lines)
958 (defcustom message-default-news-headers ""
959 "*A string of header lines to be inserted in outgoing news articles."
960 :group 'message-headers
962 :link '(custom-manual "(message)News Headers")
963 :type 'message-header-lines)
965 ;; Note: could use /usr/ucb/mail instead of sendmail;
966 ;; options -t, and -v if not interactive.
967 (defcustom message-mailer-swallows-blank-line
968 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
969 system-configuration)
970 (file-readable-p "/etc/sendmail.cf")
971 (let ((buffer (get-buffer-create " *temp*")))
975 (insert-file-contents "/etc/sendmail.cf")
976 (goto-char (point-min))
977 (let ((case-fold-search nil))
978 (re-search-forward "^OR\\>" nil t)))
979 (kill-buffer buffer))))
980 ;; According to RFC822, "The field-name must be composed of printable
981 ;; ASCII characters (i. e., characters that have decimal values between
982 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
984 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
985 "*Set this non-nil if the system's mailer runs the header and body together.
986 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
987 The value should be an expression to test whether the problem will
989 :group 'message-sending
990 :link '(custom-manual "(message)Mail Variables")
994 (define-mail-user-agent 'message-user-agent
995 'message-mail 'message-send-and-exit
996 'message-kill-buffer 'message-send-hook)
998 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
999 "If non-nil, delete the deletable headers before feeding to mh.")
1001 (defvar message-send-method-alist
1002 '((news message-news-p message-send-via-news)
1003 (mail message-mail-p message-send-via-mail))
1004 "Alist of ways to send outgoing messages.
1005 Each element has the form
1007 \(TYPE PREDICATE FUNCTION)
1009 where TYPE is a symbol that names the method; PREDICATE is a function
1010 called without any parameters to determine whether the message is
1011 a message of type TYPE; and FUNCTION is a function to be called if
1012 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1015 (defcustom message-mail-alias-type 'abbrev
1016 "*What alias expansion type to use in Message buffers.
1017 The default is `abbrev', which uses mailabbrev. nil switches
1020 :link '(custom-manual "(message)Mail Aliases")
1021 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1022 (const :tag "No expansion" nil)))
1024 (defcustom message-auto-save-directory
1025 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1026 "*Directory where Message auto-saves buffers if Gnus isn't running.
1027 If nil, Message won't auto-save."
1028 :group 'message-buffers
1029 :link '(custom-manual "(message)Various Message Variables")
1030 :type '(choice directory (const :tag "Don't auto-save" nil)))
1032 (defcustom message-default-charset
1033 (and (not (mm-multibyte-p)) 'iso-8859-1)
1034 "Default charset used in non-MULE Emacsen.
1035 If nil, you might be asked to input the charset."
1038 :link '(custom-manual "(message)Various Message Variables")
1041 (defcustom message-dont-reply-to-names
1042 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1043 "*A regexp specifying addresses to prune when doing wide replies.
1044 A value of nil means exclude your own user name only."
1047 :link '(custom-manual "(message)Wide Reply")
1048 :type '(choice (const :tag "Yourself" nil)
1051 (defvar message-shoot-gnksa-feet nil
1052 "*A list of GNKSA feet you are allowed to shoot.
1053 Gnus gives you all the opportunity you could possibly want for
1054 shooting yourself in the foot. Also, Gnus allows you to shoot the
1055 feet of Good Net-Keeping Seal of Approval. The following are foot
1057 `empty-article' Allow you to post an empty article;
1058 `quoted-text-only' Allow you to post quoted text only;
1059 `multiple-copies' Allow you to post multiple copies;
1060 `cancel-messages' Allow you to cancel or supersede messages from
1061 your other email addresses.")
1063 (defsubst message-gnksa-enable-p (feature)
1064 (or (not (listp message-shoot-gnksa-feet))
1065 (memq feature message-shoot-gnksa-feet)))
1067 (defcustom message-hidden-headers nil
1068 "Regexp of headers to be hidden when composing new messages.
1069 This can also be a list of regexps to match headers. Or a list
1070 starting with `not' and followed by regexps."
1072 :link '(custom-manual "(message)Message Headers")
1073 :type '(repeat regexp))
1075 ;;; Internal variables.
1076 ;;; Well, not really internal.
1078 (defvar message-mode-syntax-table
1079 (let ((table (copy-syntax-table text-mode-syntax-table)))
1080 (modify-syntax-entry ?% ". " table)
1081 (modify-syntax-entry ?> ". " table)
1082 (modify-syntax-entry ?< ". " table)
1084 "Syntax table used while in Message mode.")
1086 (defface message-header-to-face
1089 (:foreground "green2" :bold t))
1092 (:foreground "MidnightBlue" :bold t))
1094 (:bold t :italic t)))
1095 "Face used for displaying From headers."
1096 :group 'message-faces)
1098 (defface message-header-cc-face
1101 (:foreground "green4" :bold t))
1104 (:foreground "MidnightBlue"))
1107 "Face used for displaying Cc headers."
1108 :group 'message-faces)
1110 (defface message-header-subject-face
1113 (:foreground "green3"))
1116 (:foreground "navy blue" :bold t))
1119 "Face used for displaying subject headers."
1120 :group 'message-faces)
1122 (defface message-header-newsgroups-face
1125 (:foreground "yellow" :bold t :italic t))
1128 (:foreground "blue4" :bold t :italic t))
1130 (:bold t :italic t)))
1131 "Face used for displaying newsgroups headers."
1132 :group 'message-faces)
1134 (defface message-header-other-face
1137 (:foreground "#b00000"))
1140 (:foreground "steel blue"))
1142 (:bold t :italic t)))
1143 "Face used for displaying newsgroups headers."
1144 :group 'message-faces)
1146 (defface message-header-name-face
1149 (:foreground "DarkGreen"))
1152 (:foreground "cornflower blue"))
1155 "Face used for displaying header names."
1156 :group 'message-faces)
1158 (defface message-header-xheader-face
1161 (:foreground "blue"))
1164 (:foreground "blue"))
1167 "Face used for displaying X-Header headers."
1168 :group 'message-faces)
1170 (defface message-separator-face
1173 (:foreground "blue3"))
1176 (:foreground "brown"))
1179 "Face used for displaying the separator."
1180 :group 'message-faces)
1182 (defface message-cited-text-face
1185 (:foreground "red"))
1188 (:foreground "red"))
1191 "Face used for displaying cited text names."
1192 :group 'message-faces)
1194 (defface message-mml-face
1197 (:foreground "ForestGreen"))
1200 (:foreground "ForestGreen"))
1203 "Face used for displaying MML."
1204 :group 'message-faces)
1206 (defun message-font-lock-make-header-matcher (regexp)
1209 (let ((start (point)))
1212 (goto-char (point-min))
1213 (if (re-search-forward
1214 (concat "^" (regexp-quote mail-header-separator) "$")
1216 (setq limit (min limit (match-beginning 0))))
1218 (and (< start limit)
1219 (re-search-forward ,regexp limit t))))))
1220 (if (featurep 'bytecomp)
1224 (defvar message-font-lock-keywords
1225 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1226 `((,(message-font-lock-make-header-matcher
1227 (concat "^\\([Tt]o:\\)" content))
1228 (1 'message-header-name-face)
1229 (2 'message-header-to-face nil t))
1230 (,(message-font-lock-make-header-matcher
1231 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1232 (1 'message-header-name-face)
1233 (2 'message-header-cc-face nil t))
1234 (,(message-font-lock-make-header-matcher
1235 (concat "^\\([Ss]ubject:\\)" content))
1236 (1 'message-header-name-face)
1237 (2 'message-header-subject-face nil t))
1238 (,(message-font-lock-make-header-matcher
1239 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1240 (1 'message-header-name-face)
1241 (2 'message-header-newsgroups-face nil t))
1242 (,(message-font-lock-make-header-matcher
1243 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1244 (1 'message-header-name-face)
1245 (2 'message-header-other-face nil t))
1246 (,(message-font-lock-make-header-matcher
1247 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1248 (1 'message-header-name-face)
1249 (2 'message-header-name-face))
1250 ,@(if (and mail-header-separator
1251 (not (equal mail-header-separator "")))
1252 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1253 1 'message-separator-face))
1256 (re-search-forward (concat "^\\("
1257 message-cite-prefix-regexp
1260 (0 'message-cited-text-face))
1261 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1262 (0 'message-mml-face))))
1263 "Additional expressions to highlight in Message mode.")
1266 ;; XEmacs does it like this. For Emacs, we have to set the
1267 ;; `font-lock-defaults' buffer-local variable.
1268 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1270 (defvar message-face-alist
1271 '((bold . bold-region)
1272 (underline . underline-region)
1273 (default . (lambda (b e)
1275 (ununderline-region b e))))
1276 "Alist of mail and news faces for facemenu.
1277 The cdr of each entry is a function for applying the face to a region.")
1279 (defcustom message-send-hook nil
1280 "Hook run before sending messages.
1281 This hook is run quite early when sending."
1282 :group 'message-various
1283 :options '(ispell-message)
1284 :link '(custom-manual "(message)Various Message Variables")
1287 (defcustom message-send-mail-hook nil
1288 "Hook run before sending mail messages.
1289 This hook is run very late -- just before the message is sent as
1291 :group 'message-various
1292 :link '(custom-manual "(message)Various Message Variables")
1295 (defcustom message-send-news-hook nil
1296 "Hook run before sending news messages.
1297 This hook is run very late -- just before the message is sent as
1299 :group 'message-various
1300 :link '(custom-manual "(message)Various Message Variables")
1303 (defcustom message-sent-hook nil
1304 "Hook run after sending messages."
1305 :group 'message-various
1308 (defvar message-send-coding-system 'binary
1309 "Coding system to encode outgoing mail.")
1311 (defvar message-draft-coding-system
1312 mm-auto-save-coding-system
1313 "*Coding system to compose mail.
1314 If you'd like to make it possible to share draft files between XEmacs
1315 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1316 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1318 (defcustom message-send-mail-partially-limit 1000000
1319 "The limitation of messages sent as message/partial.
1320 The lower bound of message size in characters, beyond which the message
1321 should be sent in several parts. If it is nil, the size is unlimited."
1323 :group 'message-buffers
1324 :link '(custom-manual "(message)Mail Variables")
1325 :type '(choice (const :tag "unlimited" nil)
1328 (defcustom message-alternative-emails nil
1329 "A regexp to match the alternative email addresses.
1330 The first matched address (not primary one) is used in the From field."
1331 :group 'message-headers
1332 :link '(custom-manual "(message)Message Headers")
1333 :type '(choice (const :tag "Always use primary" nil)
1336 (defcustom message-hierarchical-addresses nil
1337 "A list of hierarchical mail address definitions.
1339 Inside each entry, the first address is the \"top\" address, and
1340 subsequent addresses are subaddresses; this is used to indicate that
1341 mail sent to the first address will automatically be delivered to the
1342 subaddresses. So if the first address appears in the recipient list
1343 for a message, the subaddresses will be removed (if present) before
1344 the mail is sent. All addresses in this structure should be
1346 :group 'message-headers
1347 :type '(repeat (repeat string)))
1349 (defcustom message-mail-user-agent nil
1350 "Like `mail-user-agent'.
1351 Except if it is nil, use Gnus native MUA; if it is t, use
1353 :type '(radio (const :tag "Gnus native"
1356 (const :tag "`mail-user-agent'"
1359 (function-item :tag "Default Emacs mail"
1361 sendmail-user-agent)
1362 (function-item :tag "Emacs interface to MH"
1365 (function :tag "Other"))
1369 (defcustom message-wide-reply-confirm-recipients nil
1370 "Whether to confirm a wide reply to multiple email recipients.
1371 If this variable is nil, don't ask whether to reply to all recipients.
1372 If this variable is non-nil, pose the question \"Reply to all
1373 recipients?\" before a wide reply to multiple recipients. If the user
1374 answers yes, reply to all recipients as usual. If the user answers
1375 no, only reply back to the author."
1377 :group 'message-headers
1378 :link '(custom-manual "(message)Wide Reply")
1381 (defcustom message-user-fqdn nil
1382 "*Domain part of Messsage-Ids."
1383 :group 'message-headers
1384 :link '(custom-manual "(message)News Headers")
1385 :type '(radio (const :format "%v " nil)
1386 (string :format "FQDN: %v\n" :size 0)))
1388 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1390 (mm-coding-system-p 'utf-8)
1391 (executable-find idna-program)
1393 "Whether to encode non-ASCII in domain names into ASCII according to IDNA."
1394 :group 'message-headers
1395 :link '(custom-manual "(message)IDNA")
1396 :type '(choice (const :tag "Ask" ask)
1397 (const :tag "Never" nil)
1398 (const :tag "Always" t)))
1400 ;;; Internal variables.
1402 (defvar message-sending-message "Sending...")
1403 (defvar message-buffer-list nil)
1404 (defvar message-this-is-news nil)
1405 (defvar message-this-is-mail nil)
1406 (defvar message-draft-article nil)
1407 (defvar message-mime-part nil)
1408 (defvar message-posting-charset nil)
1409 (defvar message-inserted-headers nil)
1411 ;; Byte-compiler warning
1413 (defvar gnus-active-hashtb)
1414 (defvar gnus-read-active-file))
1416 ;;; Regexp matching the delimiter of messages in UNIX mail format
1417 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1418 ;;; of rmail.el's rmail-unix-mail-delimiter.
1419 (defvar message-unix-mail-delimiter
1420 (let ((time-zone-regexp
1421 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1422 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1428 ;; Many things can happen to an RFC 822 mailbox before it is put into
1429 ;; a `From' line. The leading phrase can be stripped, e.g.
1430 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1431 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1432 ;; can be removed, e.g.
1433 ;; From: joe@y.z (Joe K
1435 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1438 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1439 ;; The mailbox can be removed or be replaced by white space, e.g.
1440 ;; From: "Joe User"{space}{tab}
1442 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1443 ;; where {space} and {tab} represent the Ascii space and tab characters.
1444 ;; We want to match the results of any of these manglings.
1445 ;; The following regexp rejects names whose first characters are
1446 ;; obviously bogus, but after that anything goes.
1447 "\\([^\0-\b\n-\r\^?].*\\)?"
1449 ;; The time the message was sent.
1450 "\\([^\0-\r \^?]+\\) +" ; day of the week
1451 "\\([^\0-\r \^?]+\\) +" ; month
1452 "\\([0-3]?[0-9]\\) +" ; day of month
1453 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1455 ;; Perhaps a time zone, specified by an abbreviation, or by a
1460 " \\([0-9][0-9]+\\) *"
1462 ;; On some systems the time zone can appear after the year, too.
1466 "\\(remote from .*\\)?"
1469 "Regexp matching the delimiter of messages in UNIX mail format.")
1471 (defvar message-unsent-separator
1472 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1473 "^ *---+ +Returned message +---+ *$\\|"
1474 "^Start of returned message$\\|"
1475 "^ *---+ +Original message +---+ *$\\|"
1476 "^ *--+ +begin message +--+ *$\\|"
1477 "^ *---+ +Original message follows +---+ *$\\|"
1478 "^ *---+ +Undelivered message follows +---+ *$\\|"
1479 "^|? *---+ +Message text follows: +---+ *|?$")
1480 "A regexp that matches the separator before the text of a failed message.")
1482 (defvar message-header-format-alist
1484 (To . message-fill-address)
1485 (Cc . message-fill-address)
1496 (References . message-shorten-references)
1498 "Alist used for formatting headers.")
1500 (defvar message-options nil
1501 "Some saved answers when sending message.")
1503 (defvar message-send-mail-real-function nil
1504 "Internal send mail function.")
1506 (defvar message-bogus-system-names "^localhost\\."
1507 "The regexp of bogus system names.")
1509 (defcustom message-valid-fqdn-regexp
1510 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1512 "\\([a-z][a-z]" ;; two letter country TDLs
1513 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1514 "\\|aero\\|coop\\|info\\|name\\|museum"
1515 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1517 "Regular expression that matches a valid FQDN."
1518 ;; see also: gnus-button-valid-fqdn-regexp
1519 :group 'message-headers
1523 (autoload 'gnus-alive-p "gnus-util")
1524 (autoload 'gnus-delay-article "gnus-delay")
1525 (autoload 'gnus-extract-address-components "gnus-util")
1526 (autoload 'gnus-find-method-for-group "gnus")
1527 (autoload 'gnus-group-decoded-name "gnus-group")
1528 (autoload 'gnus-group-name-charset "gnus-group")
1529 (autoload 'gnus-group-name-decode "gnus-group")
1530 (autoload 'gnus-groups-from-server "gnus")
1531 (autoload 'gnus-make-local-hook "gnus-util")
1532 (autoload 'gnus-open-server "gnus-int")
1533 (autoload 'gnus-output-to-mail "gnus-util")
1534 (autoload 'gnus-output-to-rmail "gnus-util")
1535 (autoload 'gnus-request-post "gnus-int")
1536 (autoload 'gnus-server-string "gnus")
1537 (autoload 'idna-to-ascii "idna")
1538 (autoload 'message-setup-toolbar "messagexmas")
1539 (autoload 'mh-new-draft-name "mh-comp")
1540 (autoload 'mh-send-letter "mh-comp")
1541 (autoload 'nndraft-request-associate-buffer "nndraft")
1542 (autoload 'nndraft-request-expire-articles "nndraft")
1543 (autoload 'nnvirtual-find-group-art "nnvirtual")
1544 (autoload 'rmail-dont-reply-to "mail-utils")
1545 (autoload 'rmail-msg-is-pruned "rmail")
1546 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1547 (autoload 'rmail-output "rmailout"))
1550 (autoload 'sha1 "sha1-el"))
1555 ;;; Utility functions.
1558 (defmacro message-y-or-n-p (question show &rest text)
1559 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1560 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1562 (defmacro message-delete-line (&optional n)
1563 "Delete the current line (and the next N lines)."
1564 `(delete-region (progn (beginning-of-line) (point))
1565 (progn (forward-line ,(or n 1)) (point))))
1567 (defun message-mark-active-p ()
1568 "Non-nil means the mark and region are currently active in this buffer."
1571 (defun message-unquote-tokens (elems)
1572 "Remove double quotes (\") from strings in list ELEMS."
1573 (mapcar (lambda (item)
1574 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1575 (setq item (concat (match-string 1 item)
1576 (match-string 2 item))))
1580 (defun message-tokenize-header (header &optional separator)
1581 "Split HEADER into a list of header elements.
1582 SEPARATOR is a string of characters to be used as separators. \",\"
1583 is used by default."
1586 (let ((regexp (format "[%s]+" (or separator ",")))
1591 (mm-enable-multibyte)
1593 (goto-char (point-min))
1598 (cond ((and (> (point) beg)
1600 (and (looking-at regexp)
1603 (push (buffer-substring beg (point)) elems)
1604 (setq beg (match-end 0)))
1605 ((eq (char-after) ?\")
1606 (setq quoted (not quoted)))
1607 ((and (eq (char-after) ?\()
1610 ((and (eq (char-after) ?\))
1613 (nreverse elems)))))
1615 (defun message-mail-file-mbox-p (file)
1616 "Say whether FILE looks like a Unix mbox file."
1617 (when (and (file-exists-p file)
1618 (file-readable-p file)
1619 (file-regular-p file))
1621 (nnheader-insert-file-contents file)
1622 (goto-char (point-min))
1623 (looking-at message-unix-mail-delimiter))))
1625 (defun message-fetch-field (header &optional not-all)
1626 "The same as `mail-fetch-field', only remove all newlines.
1627 The buffer is expected to be narrowed to just the header of the message;
1628 see `message-narrow-to-headers-or-head'."
1629 (let* ((inhibit-point-motion-hooks t)
1630 (value (mail-fetch-field header nil (not not-all))))
1632 (while (string-match "\n[\t ]+" value)
1633 (setq value (replace-match " " t t value)))
1634 (set-text-properties 0 (length value) nil value)
1637 (defun message-field-value (header &optional not-all)
1638 "The same as `message-fetch-field', only narrow to the headers first."
1641 (message-narrow-to-headers-or-head)
1642 (message-fetch-field header not-all))))
1644 (defun message-narrow-to-field ()
1645 "Narrow the buffer to the header on the current line."
1651 (if (re-search-forward "^[^ \n\t]" nil t)
1654 (goto-char (point-min)))
1656 (defun message-add-header (&rest headers)
1657 "Add the HEADERS to the message header, skipping those already present."
1660 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1661 (error "Invalid header `%s'" (car headers)))
1662 (setq hclean (match-string 1 (car headers)))
1664 (message-narrow-to-headers)
1665 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1666 (goto-char (point-max))
1667 (if (string-match "\n$" (car headers))
1668 (insert (car headers))
1669 (insert (car headers) ?\n)))))
1670 (setq headers (cdr headers))))
1672 (defmacro message-with-reply-buffer (&rest forms)
1673 "Evaluate FORMS in the reply buffer, if it exists."
1674 `(when (and message-reply-buffer
1675 (buffer-name message-reply-buffer))
1677 (set-buffer message-reply-buffer)
1680 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1681 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1683 (defun message-fetch-reply-field (header)
1684 "Fetch field HEADER from the message we're replying to."
1685 (message-with-reply-buffer
1687 (mail-narrow-to-head)
1688 (message-fetch-field header))))
1690 (defun message-strip-list-identifiers (subject)
1691 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1692 (require 'gnus-sum) ; for gnus-list-identifiers
1693 (let ((regexp (if (stringp gnus-list-identifiers)
1694 gnus-list-identifiers
1695 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1696 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1697 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1698 (concat (substring subject 0 (match-beginning 1))
1699 (or (match-string 3 subject)
1700 (match-string 5 subject))
1705 (defun message-strip-subject-re (subject)
1706 "Remove \"Re:\" from subject lines in string SUBJECT."
1707 (if (string-match message-subject-re-regexp subject)
1708 (substring subject (match-end 0))
1711 ;;; Start of functions adopted from `message-utils.el'.
1713 (defun message-strip-subject-trailing-was (subject)
1714 "Remove trailing \"(Was: <old subject>)\" from SUBJECT lines.
1715 Leading \"Re: \" is not stripped by this function. Use the function
1716 `message-strip-subject-re' for this."
1717 (let* ((query message-subject-trailing-was-query)
1722 message-subject-trailing-was-ask-regexp
1723 message-subject-trailing-was-regexp)
1726 (setq new (substring subject 0 (match-beginning 0))))
1727 (if (or (not found) (eq query nil))
1730 (if (message-y-or-n-p
1731 "Strip `(was: <old subject>)' in subject? " t
1733 "Strip `(was: <old subject>)' in subject "
1734 "and use the new one instead?\n\n"
1735 "Current subject is: \""
1737 "New subject would be: \""
1739 "See the variable `message-subject-trailing-was-query' "
1740 "to get rid of this query."
1745 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1748 (defun message-change-subject (new-subject)
1749 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1750 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
1753 (read-from-minibuffer "New subject: ")))
1754 (cond ((and (not (or (null new-subject) ; new subject not empty
1755 (zerop (string-width new-subject))
1756 (string-match "^[ \t]*$" new-subject))))
1760 (message-narrow-to-headers)
1761 (message-fetch-field "Subject"))))
1762 (cond ((not old-subject)
1763 (error "No current subject"))
1766 (regexp-quote new-subject)
1768 old-subject)) ; yes, it really is a new subject
1769 ;; delete eventual Re: prefix
1771 (message-strip-subject-re old-subject))
1772 (message-goto-subject)
1773 (message-delete-line)
1774 (insert (concat "Subject: "
1777 old-subject ")\n")))))))))
1780 (defun message-mark-inserted-region (beg end)
1781 "Mark some region in the current article with enclosing tags.
1782 See `message-mark-insert-begin' and `message-mark-insert-end'."
1785 ;; add to the end of the region first, otherwise end would be invalid
1787 (insert message-mark-insert-end)
1789 (insert message-mark-insert-begin)))
1792 (defun message-mark-insert-file (file)
1793 "Insert FILE at point, marking it with enclosing tags.
1794 See `message-mark-insert-begin' and `message-mark-insert-end'."
1795 (interactive "fFile to insert: ")
1796 ;; reverse insertion to get correct result.
1798 (insert message-mark-insert-end)
1800 (insert-file-contents file)
1802 (insert message-mark-insert-begin)))
1805 (defun message-add-archive-header ()
1806 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1807 The note can be customized using `message-archive-note'. When called with a
1808 prefix argument, ask for a text to insert. If you don't want the note in the
1809 body, set `message-archive-note' to nil."
1811 (if current-prefix-arg
1812 (setq message-archive-note
1813 (read-from-minibuffer "Reason for No-Archive: "
1814 (cons message-archive-note 0))))
1816 (if (message-goto-signature)
1817 (re-search-backward message-signature-separator))
1818 (when message-archive-note
1819 (insert message-archive-note)
1821 (message-add-header message-archive-header)
1822 (message-sort-headers)))
1825 (defun message-cross-post-followup-to-header (target-group)
1826 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1827 With prefix-argument just set Follow-Up, don't cross-post."
1829 (list ; Completion based on Gnus
1830 (completing-read "Followup To: "
1831 (if (boundp 'gnus-newsrc-alist)
1833 nil nil '("poster" . 0)
1834 (if (boundp 'gnus-group-history)
1835 'gnus-group-history))))
1836 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1837 (message-goto-newsgroups)
1839 ;; if we already did a crosspost before, kill old target
1840 (if (and message-cross-post-old-target
1842 (regexp-quote (concat "," message-cross-post-old-target))
1845 ;; unless (followup is to poster or user explicitly asked not
1846 ;; to cross-post, or target-group is already in Newsgroups)
1847 ;; add target-group to Newsgroups line.
1849 ;; def: cross-post, req:no
1850 (and message-cross-post-default (not current-prefix-arg))
1851 ;; def: no-cross-post, req:yes
1852 (and (not message-cross-post-default) current-prefix-arg))
1853 (not (string-match "poster" target-group))
1854 (not (string-match (regexp-quote target-group)
1855 (message-fetch-field "Newsgroups"))))
1857 (insert (concat "," target-group))))
1858 (end-of-line) ; ensure Followup: comes after Newsgroups:
1859 ;; unless new followup would be identical to Newsgroups line
1860 ;; make a new Followup-To line
1861 (if (not (string-match (concat "^[ \t]*"
1864 (message-fetch-field "Newsgroups")))
1865 (insert (concat "\nFollowup-To: " target-group)))
1866 (setq message-cross-post-old-target target-group))
1869 (defun message-cross-post-insert-note (target-group cross-post in-old
1871 "Insert a in message body note about a set Followup or Crosspost.
1872 If there have been previous notes, delete them. TARGET-GROUP specifies the
1873 group to Followup-To. When CROSS-POST is t, insert note about
1874 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1875 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1876 been made to before the user asked for a Crosspost."
1877 ;; start scanning body for previous uses
1878 (message-goto-signature)
1879 (let ((head (re-search-backward
1880 (concat "^" mail-header-separator)
1881 nil t))) ; just search in body
1882 (message-goto-signature)
1883 (while (re-search-backward
1884 (concat "^" (regexp-quote message-cross-post-note) ".*")
1886 (message-delete-line))
1887 (message-goto-signature)
1888 (while (re-search-backward
1889 (concat "^" (regexp-quote message-followup-to-note) ".*")
1891 (message-delete-line))
1893 (if (message-goto-signature)
1894 (re-search-backward message-signature-separator))
1897 (string-match "^[ \t]*poster[ \t]*$" target-group))
1898 (insert (concat message-followup-to-note target-group "\n"))
1899 (insert (concat message-cross-post-note target-group "\n")))))
1902 (defun message-cross-post-followup-to (target-group)
1903 "Crossposts message and set Followup-To to TARGET-GROUP.
1904 With prefix-argument just set Follow-Up, don't cross-post."
1906 (list ; Completion based on Gnus
1907 (completing-read "Followup To: "
1908 (if (boundp 'gnus-newsrc-alist)
1910 nil nil '("poster" . 0)
1911 (if (boundp 'gnus-group-history)
1912 'gnus-group-history))))
1913 (cond ((not (or (null target-group) ; new subject not empty
1914 (zerop (string-width target-group))
1915 (string-match "^[ \t]*$" target-group)))
1917 (let* ((old-groups (message-fetch-field "Newsgroups"))
1918 (in-old (string-match
1919 (regexp-quote target-group)
1920 (or old-groups ""))))
1921 ;; check whether target exactly matches old Newsgroups
1922 (cond ((not old-groups)
1923 (error "No current newsgroup"))
1927 (regexp-quote target-group)
1930 ;; yes, Newsgroups line must change
1931 (message-cross-post-followup-to-header target-group)
1932 ;; insert note whether we do cross-post or followup-to
1933 (funcall message-cross-post-note-function
1935 (if (or (and message-cross-post-default
1936 (not current-prefix-arg))
1937 (and (not message-cross-post-default)
1938 current-prefix-arg)) t)
1939 in-old old-groups))))))))
1941 ;;; Reduce To: to Cc: or Bcc: header
1944 (defun message-reduce-to-to-cc ()
1945 "Replace contents of To: header with contents of Cc: or Bcc: header."
1948 (save-restriction (message-narrow-to-headers)
1949 (message-fetch-field "cc")))
1951 (if (and (not cc-content)
1954 (message-narrow-to-headers)
1955 (message-fetch-field "bcc"))))
1960 (message-delete-line)
1961 (insert (concat "To: " cc-content "\n"))
1963 (message-narrow-to-headers)
1964 (message-remove-header (if bcc
1968 ;;; End of functions adopted from `message-utils.el'.
1970 (defun message-remove-header (header &optional is-regexp first reverse)
1971 "Remove HEADER in the narrowed buffer.
1972 If IS-REGEXP, HEADER is a regular expression.
1973 If FIRST, only remove the first instance of the header.
1974 Return the number of headers removed."
1975 (goto-char (point-min))
1976 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
1978 (case-fold-search t)
1980 (while (and (not (eobp))
1983 (not (looking-at regexp))
1984 (looking-at regexp))
1991 ;; There might be a continuation header, so we have to search
1992 ;; until we find a new non-continuation line.
1995 (if (re-search-forward "^[^ \t]" nil t)
1996 (goto-char (match-beginning 0))
1999 (if (re-search-forward "^[^ \t]" nil t)
2000 (goto-char (match-beginning 0))
2001 (goto-char (point-max)))))
2004 (defun message-remove-first-header (header)
2005 "Remove the first instance of HEADER if there is more than one."
2007 (regexp (concat "^" (regexp-quote header) ":")))
2009 (goto-char (point-min))
2010 (while (re-search-forward regexp nil t)
2013 (message-remove-header header nil t)
2016 (defun message-narrow-to-headers ()
2017 "Narrow the buffer to the head of the message."
2020 (goto-char (point-min))
2021 (if (re-search-forward
2022 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2025 (goto-char (point-min)))
2027 (defun message-narrow-to-head-1 ()
2028 "Like `message-narrow-to-head'. Don't widen."
2030 (goto-char (point-min))
2031 (if (search-forward "\n\n" nil 1)
2034 (goto-char (point-min)))
2036 (defun message-narrow-to-head ()
2037 "Narrow the buffer to the head of the message.
2038 Point is left at the beginning of the narrowed-to region."
2040 (message-narrow-to-head-1))
2042 (defun message-narrow-to-headers-or-head ()
2043 "Narrow the buffer to the head of the message."
2046 (goto-char (point-min))
2049 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2050 (match-beginning 0))
2051 ((search-forward "\n\n" nil t)
2055 (goto-char (point-min)))
2057 (defun message-news-p ()
2058 "Say whether the current buffer contains a news message."
2059 (and (not message-this-is-mail)
2060 (or message-this-is-news
2063 (message-narrow-to-headers)
2064 (and (message-fetch-field "newsgroups")
2065 (not (message-fetch-field "posted-to"))))))))
2067 (defun message-mail-p ()
2068 "Say whether the current buffer contains a mail message."
2069 (and (not message-this-is-news)
2070 (or message-this-is-mail
2073 (message-narrow-to-headers)
2074 (or (message-fetch-field "to")
2075 (message-fetch-field "cc")
2076 (message-fetch-field "bcc")))))))
2078 (defun message-subscribed-p ()
2079 "Say whether we need to insert a MFT header."
2080 (or message-subscribed-regexps
2081 message-subscribed-addresses
2082 message-subscribed-address-file
2083 message-subscribed-address-functions))
2085 (defun message-next-header ()
2086 "Go to the beginning of the next header."
2088 (or (eobp) (forward-char 1))
2089 (not (if (re-search-forward "^[^ \t]" nil t)
2091 (goto-char (point-max)))))
2093 (defun message-sort-headers-1 ()
2094 "Sort the buffer as headers using `message-rank' text props."
2095 (goto-char (point-min))
2098 nil 'message-next-header
2100 (message-next-header)
2104 (or (get-text-property (point) 'message-rank)
2107 (defun message-sort-headers ()
2108 "Sort the headers of the current message according to `message-header-format-alist'."
2112 (let ((max (1+ (length message-header-format-alist)))
2114 (message-narrow-to-headers)
2115 (while (re-search-forward "^[^ \n]+:" nil t)
2117 (match-beginning 0) (1+ (match-beginning 0))
2119 (if (setq rank (length (memq (assq (intern (buffer-substring
2121 (1- (match-end 0))))
2122 message-header-format-alist)
2123 message-header-format-alist)))
2126 (message-sort-headers-1))))
2137 (defvar message-mode-map nil)
2139 (unless message-mode-map
2140 (setq message-mode-map (make-keymap))
2141 (set-keymap-parent message-mode-map text-mode-map)
2142 (define-key message-mode-map "\C-c?" 'describe-mode)
2144 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2145 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2146 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2147 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2148 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2149 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2150 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2151 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2152 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2153 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2154 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2155 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2156 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2157 (define-key message-mode-map "\C-c\C-f\C-i"
2158 'message-insert-or-toggle-importance)
2159 (define-key message-mode-map "\C-c\C-f\C-a"
2160 'message-generate-unsubscribed-mail-followup-to)
2162 ;; modify headers (and insert notes in body)
2163 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2165 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2166 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2167 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2168 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2169 ;; mark inserted text
2170 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2171 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2173 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2174 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2176 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2177 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2178 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2179 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2181 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2182 (define-key message-mode-map "\C-c\M-n"
2183 'message-insert-disposition-notification-to)
2185 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2186 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2187 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2188 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2189 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2190 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2191 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2192 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2194 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2195 (define-key message-mode-map "\C-c\C-s" 'message-send)
2196 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2197 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2198 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2200 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2201 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2202 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2203 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2204 ;;(define-key message-mode-map "\M-q" 'message-fill-paragraph)
2205 (define-key message-mode-map [remap split-line] 'message-split-line)
2207 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2209 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2210 (define-key message-mode-map "\t" 'message-tab)
2211 (define-key message-mode-map "\M-;" 'comment-region))
2214 message-mode-menu message-mode-map "Message Menu."
2216 ["Yank Original" message-yank-original message-reply-buffer]
2217 ["Fill Yanked Message" message-fill-yanked-message t]
2218 ["Insert Signature" message-insert-signature t]
2219 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2220 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2221 ["Elide Region" message-elide-region
2222 :active (message-mark-active-p)
2223 ,@(if (featurep 'xemacs) nil
2224 '(:help "Replace text in region with an ellipsis"))]
2225 ["Delete Outside Region" message-delete-not-region
2226 :active (message-mark-active-p)
2227 ,@(if (featurep 'xemacs) nil
2228 '(:help "Delete all quoted text outside region"))]
2229 ["Kill To Signature" message-kill-to-signature t]
2230 ["Newline and Reformat" message-newline-and-reformat t]
2231 ["Rename buffer" message-rename-buffer t]
2232 ["Spellcheck" ispell-message
2233 ,@(if (featurep 'xemacs) '(t)
2234 '(:help "Spellcheck this message"))]
2236 ["Insert Region Marked" message-mark-inserted-region
2237 :active (message-mark-active-p)
2238 ,@(if (featurep 'xemacs) nil
2239 '(:help "Mark region with enclosing tags"))]
2240 ["Insert File Marked..." message-mark-insert-file
2241 ,@(if (featurep 'xemacs) '(t)
2242 '(:help "Insert file at point marked with enclosing tags"))]
2244 ["Send Message" message-send-and-exit
2245 ,@(if (featurep 'xemacs) '(t)
2246 '(:help "Send this message"))]
2247 ["Postpone Message" message-dont-send
2248 ,@(if (featurep 'xemacs) '(t)
2249 '(:help "File this draft message and exit"))]
2250 ["Send at Specific Time..." gnus-delay-article
2251 ,@(if (featurep 'xemacs) '(t)
2252 '(:help "Ask, then arrange to send message at that time"))]
2253 ["Kill Message" message-kill-buffer
2254 ,@(if (featurep 'xemacs) '(t)
2255 '(:help "Delete this message without sending"))]))
2258 message-mode-field-menu message-mode-map ""
2260 ["To" message-goto-to t]
2261 ["From" message-goto-from t]
2262 ["Subject" message-goto-subject t]
2263 ["Change subject..." message-change-subject t]
2264 ["Cc" message-goto-cc t]
2265 ["Bcc" message-goto-bcc t]
2266 ["Fcc" message-goto-fcc t]
2267 ["Reply-To" message-goto-reply-to t]
2268 ["Flag As Important" message-insert-importance-high
2269 ,@(if (featurep 'xemacs) '(t)
2270 '(:help "Mark this message as important"))]
2271 ["Flag As Unimportant" message-insert-importance-low
2272 ,@(if (featurep 'xemacs) '(t)
2273 '(:help "Mark this message as unimportant"))]
2275 message-insert-disposition-notification-to
2276 ,@(if (featurep 'xemacs) '(t)
2277 '(:help "Request a receipt notification"))]
2279 ;; (typical) news stuff
2280 ["Summary" message-goto-summary t]
2281 ["Keywords" message-goto-keywords t]
2282 ["Newsgroups" message-goto-newsgroups t]
2283 ["Fetch Newsgroups" message-insert-newsgroups t]
2284 ["Followup-To" message-goto-followup-to t]
2285 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2286 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2287 ["Distribution" message-goto-distribution t]
2288 ["X-No-Archive:" message-add-archive-header t ]
2290 ;; (typical) mailing-lists stuff
2291 ["Fetch To" message-insert-to
2292 ,@(if (featurep 'xemacs) '(t)
2293 '(:help "Insert a To header that points to the author."))]
2294 ["Fetch To and Cc" message-insert-wide-reply
2295 ,@(if (featurep 'xemacs) '(t)
2297 "Insert To and Cc headers as if you were doing a wide reply."))]
2299 ["Send to list only" message-to-list-only t]
2300 ["Mail-Followup-To" message-goto-mail-followup-to t]
2301 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2302 ,@(if (featurep 'xemacs) '(t)
2303 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2304 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2306 ["Sort Headers" message-sort-headers t]
2307 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2308 ["Goto Body" message-goto-body t]
2309 ["Goto Signature" message-goto-signature t]))
2311 (defvar message-tool-bar-map nil)
2314 (defvar facemenu-add-face-function)
2315 (defvar facemenu-remove-face-function))
2317 ;;; Forbidden properties
2319 ;; We use `after-change-functions' to keep special text properties
2320 ;; that interfer with the normal function of message mode out of the
2323 (defcustom message-strip-special-text-properties t
2324 "Strip special properties from the message buffer.
2326 Emacs has a number of special text properties which can break message
2327 composing in various ways. If this option is set, message will strip
2328 these properties from the message composition buffer. However, some
2329 packages requires these properties to be present in order to work.
2330 If you use one of these packages, turn this option off, and hope the
2331 message composition doesn't break too bad."
2332 :group 'message-various
2333 :link '(custom-manual "(message)Various Message Variables")
2336 (defconst message-forbidden-properties
2337 ;; No reason this should be clutter up customize. We make it a
2338 ;; property list (rather than a list of property symbols), to be
2339 ;; directly useful for `remove-text-properties'.
2340 '(field nil read-only nil invisible nil intangible nil
2341 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2342 insert-behind-hooks nil point-entered nil point-left nil)
2343 ;; Other special properties:
2344 ;; category, face, display: probably doesn't do any harm.
2345 ;; fontified: is used by font-lock.
2346 ;; syntax-table, local-map: I dunno.
2347 ;; We need to add XEmacs names to the list.
2348 "Property list of with properties.forbidden in message buffers.
2349 The values of the properties are ignored, only the property names are used.")
2351 (defun message-tamago-not-in-use-p (pos)
2352 "Return t when tamago version 4 is not in use at the cursor position.
2353 Tamago version 4 is a popular input method for writing Japanese text.
2354 It uses the properties `intangible', `invisible', `modification-hooks'
2355 and `read-only' when translating ascii or kana text to kanji text.
2356 These properties are essential to work, so we should never strip them."
2357 (not (and (boundp 'egg-modefull-mode)
2358 (symbol-value 'egg-modefull-mode)
2359 (or (memq (get-text-property pos 'intangible)
2360 '(its-part-1 its-part-2))
2361 (get-text-property pos 'egg-end)
2362 (get-text-property pos 'egg-lang)
2363 (get-text-property pos 'egg-start)))))
2365 (defun message-strip-forbidden-properties (begin end &optional old-length)
2366 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2367 This function is intended to be called from `after-change-functions'.
2368 See also `message-forbidden-properties'."
2369 (when (and message-strip-special-text-properties
2370 (message-tamago-not-in-use-p begin))
2371 (while (not (= begin end))
2372 (when (not (get-text-property begin 'message-hidden))
2373 (remove-text-properties begin (1+ begin)
2374 message-forbidden-properties))
2378 (define-derived-mode message-mode text-mode "Message"
2379 "Major mode for editing mail and news to be sent.
2380 Like Text Mode but with these additional commands:\\<message-mode-map>
2381 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2382 C-c C-d Postpone sending the message C-c C-k Kill the message
2383 C-c C-f move to a header field (and create it if there isn't):
2384 C-c C-f C-t move to To C-c C-f C-s move to Subject
2385 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2386 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2387 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2388 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2389 C-c C-f C-o move to From (\"Originator\")
2390 C-c C-f C-f move to Followup-To
2391 C-c C-f C-m move to Mail-Followup-To
2392 C-c C-f C-i cycle through Importance values
2393 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2394 C-c C-f x crossposting with FollowUp-To header and note in body
2395 C-c C-f t replace To: header with contents of Cc: or Bcc:
2396 C-c C-f a Insert X-No-Archive: header and a note in the body
2397 C-c C-t `message-insert-to' (add a To header to a news followup)
2398 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2399 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2400 C-c C-b `message-goto-body' (move to beginning of message text).
2401 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2402 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2403 C-c C-y `message-yank-original' (insert current message, if any).
2404 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2405 C-c C-e `message-elide-region' (elide the text between point and mark).
2406 C-c C-v `message-delete-not-region' (remove the text outside the region).
2407 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2408 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2409 C-c C-a `mml-attach-file' (attach a file as MIME).
2410 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2411 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2412 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2413 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2414 M-RET `message-newline-and-reformat' (break the line and reformat)."
2415 (setq local-abbrev-table text-mode-abbrev-table)
2416 (set (make-local-variable 'message-reply-buffer) nil)
2417 (set (make-local-variable 'message-inserted-headers) nil)
2418 (set (make-local-variable 'message-send-actions) nil)
2419 (set (make-local-variable 'message-exit-actions) nil)
2420 (set (make-local-variable 'message-kill-actions) nil)
2421 (set (make-local-variable 'message-postpone-actions) nil)
2422 (set (make-local-variable 'message-draft-article) nil)
2423 (setq buffer-offer-save t)
2424 (set (make-local-variable 'facemenu-add-face-function)
2426 (let ((face-fun (cdr (assq face message-face-alist))))
2428 (funcall face-fun (point) end)
2429 (error "Face %s not configured for %s mode" face mode-name)))
2431 (set (make-local-variable 'facemenu-remove-face-function) t)
2432 (set (make-local-variable 'message-reply-headers) nil)
2433 (make-local-variable 'message-newsreader)
2434 (make-local-variable 'message-mailer)
2435 (make-local-variable 'message-post-method)
2436 (set (make-local-variable 'message-sent-message-via) nil)
2437 (set (make-local-variable 'message-checksum) nil)
2438 (set (make-local-variable 'message-mime-part) 0)
2439 (message-setup-fill-variables)
2440 ;; Allow using comment commands to add/remove quoting.
2441 (set (make-local-variable 'comment-start) message-yank-prefix)
2442 (if (featurep 'xemacs)
2443 (message-setup-toolbar)
2444 (set (make-local-variable 'font-lock-defaults)
2445 '(message-font-lock-keywords t))
2446 (if (boundp 'tool-bar-map)
2447 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2448 (easy-menu-add message-mode-menu message-mode-map)
2449 (easy-menu-add message-mode-field-menu message-mode-map)
2450 (gnus-make-local-hook 'after-change-functions)
2451 ;; Mmmm... Forbidden properties...
2452 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2454 ;; Allow mail alias things.
2455 (when (eq message-mail-alias-type 'abbrev)
2456 (if (fboundp 'mail-abbrevs-setup)
2457 (mail-abbrevs-setup)
2458 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2459 (mail-aliases-setup))))
2460 (unless buffer-file-name
2461 (message-set-auto-save-file-name))
2462 (unless (buffer-base-buffer)
2463 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2464 ;; multibyte is not necessary at all. -- zsh
2465 (mm-enable-multibyte))
2466 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2469 (defun message-setup-fill-variables ()
2470 "Setup message fill variables."
2471 (set (make-local-variable 'fill-paragraph-function)
2472 'message-fill-paragraph)
2473 (make-local-variable 'paragraph-separate)
2474 (make-local-variable 'paragraph-start)
2475 (make-local-variable 'adaptive-fill-regexp)
2476 (unless (boundp 'adaptive-fill-first-line-regexp)
2477 (setq adaptive-fill-first-line-regexp nil))
2478 (make-local-variable 'adaptive-fill-first-line-regexp)
2479 (let ((quote-prefix-regexp
2480 ;; User should change message-cite-prefix-regexp if
2481 ;; message-yank-prefix is set to an abnormal value.
2482 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2483 (setq paragraph-start
2485 (regexp-quote mail-header-separator) "$\\|"
2486 "[ \t]*$\\|" ; blank lines
2487 "-- $\\|" ; signature delimiter
2488 "---+$\\|" ; delimiters for forwarded messages
2489 page-delimiter "$\\|" ; spoiler warnings
2490 ".*wrote:$\\|" ; attribution lines
2491 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2493 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2494 (setq paragraph-separate paragraph-start)
2495 (setq adaptive-fill-regexp
2496 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2497 (setq adaptive-fill-first-line-regexp
2498 (concat quote-prefix-regexp "\\|"
2499 adaptive-fill-first-line-regexp)))
2500 (make-local-variable 'auto-fill-inhibit-regexp)
2501 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2502 (setq auto-fill-inhibit-regexp nil)
2503 (make-local-variable 'normal-auto-fill-function)
2504 (setq normal-auto-fill-function 'message-do-auto-fill)
2505 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2506 ;; In that case, ensure that it uses the right function. The real
2507 ;; solution would be not to use `define-derived-mode', and run
2508 ;; `text-mode-hook' ourself at the end of the mode.
2509 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2510 (when auto-fill-function
2511 (setq auto-fill-function normal-auto-fill-function)))
2516 ;;; Message mode commands
2519 ;;; Movement commands
2521 (defun message-goto-to ()
2522 "Move point to the To header."
2524 (message-position-on-field "To"))
2526 (defun message-goto-from ()
2527 "Move point to the From header."
2529 (message-position-on-field "From"))
2531 (defun message-goto-subject ()
2532 "Move point to the Subject header."
2534 (message-position-on-field "Subject"))
2536 (defun message-goto-cc ()
2537 "Move point to the Cc header."
2539 (message-position-on-field "Cc" "To"))
2541 (defun message-goto-bcc ()
2542 "Move point to the Bcc header."
2544 (message-position-on-field "Bcc" "Cc" "To"))
2546 (defun message-goto-fcc ()
2547 "Move point to the Fcc header."
2549 (message-position-on-field "Fcc" "To" "Newsgroups"))
2551 (defun message-goto-reply-to ()
2552 "Move point to the Reply-To header."
2554 (message-position-on-field "Reply-To" "Subject"))
2556 (defun message-goto-newsgroups ()
2557 "Move point to the Newsgroups header."
2559 (message-position-on-field "Newsgroups"))
2561 (defun message-goto-distribution ()
2562 "Move point to the Distribution header."
2564 (message-position-on-field "Distribution"))
2566 (defun message-goto-followup-to ()
2567 "Move point to the Followup-To header."
2569 (message-position-on-field "Followup-To" "Newsgroups"))
2571 (defun message-goto-mail-followup-to ()
2572 "Move point to the Mail-Followup-To header."
2574 (message-position-on-field "Mail-Followup-To" "From"))
2576 (defun message-goto-keywords ()
2577 "Move point to the Keywords header."
2579 (message-position-on-field "Keywords" "Subject"))
2581 (defun message-goto-summary ()
2582 "Move point to the Summary header."
2584 (message-position-on-field "Summary" "Subject"))
2586 (defun message-goto-body (&optional interactivep)
2587 "Move point to the beginning of the message body."
2588 (interactive (list t))
2589 (when (and interactivep
2590 (looking-at "[ \t]*\n"))
2592 (goto-char (point-min))
2593 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2594 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2596 (defun message-goto-eoh ()
2597 "Move point to the end of the headers."
2602 (defun message-goto-signature ()
2603 "Move point to the beginning of the message signature.
2604 If there is no signature in the article, go to the end and
2607 (goto-char (point-min))
2608 (if (re-search-forward message-signature-separator nil t)
2610 (goto-char (point-max))
2613 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2614 "Insert a reasonable MFT header in a post to an unsubscribed list.
2615 When making original posts to a mailing list you are not subscribed to,
2616 you have to type in a MFT header by hand. The contents, usually, are
2617 the addresses of the list and your own address. This function inserts
2618 such a header automatically. It fetches the contents of the To: header
2619 in the current mail buffer, and appends the current `user-mail-address'.
2621 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2622 Cc: header are also put into the MFT."
2627 (message-narrow-to-headers)
2628 (message-remove-header "Mail-Followup-To")
2629 (setq cc (and include-cc (message-fetch-field "Cc")))
2631 (concat (message-fetch-field "To") "," cc)
2632 (message-fetch-field "To"))))
2633 (message-goto-mail-followup-to)
2634 (insert (concat tos ", " user-mail-address))))
2638 (defun message-insert-to (&optional force)
2639 "Insert a To header that points to the author of the article being replied to.
2640 If the original author requested not to be sent mail, don't insert unless the
2641 prefix FORCE is given."
2643 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
2644 (dont (and mct (or (equal (downcase mct) "never")
2645 (equal (downcase mct) "nobody"))))
2646 (to (or (message-fetch-reply-field "mail-reply-to")
2647 (message-fetch-reply-field "reply-to")
2648 (message-fetch-reply-field "from"))))
2652 "Ignoring the user request not to have copies sent via mail"
2653 "Complying with the user request not to have copies sent via mail")))
2654 (when (and force (not to))
2655 (error "No mail address in the article"))
2656 (when (and to (or force (not dont)))
2657 (message-carefully-insert-headers (list (cons 'To to))))))
2659 (defun message-insert-wide-reply ()
2660 "Insert To and Cc headers as if you were doing a wide reply."
2662 (let ((headers (message-with-reply-buffer
2663 (message-get-reply-headers t))))
2664 (message-carefully-insert-headers headers)))
2666 (defcustom message-header-synonyms
2668 "List of lists of header synonyms.
2669 E.g., if this list contains a member list with elements `Cc' and `To',
2670 then `message-carefully-insert-headers' will not insert a `To' header
2671 when the message is already `Cc'ed to the recipient."
2672 :group 'message-headers
2673 :link '(custom-manual "(message)Message Headers")
2674 :type '(repeat sexp))
2676 (defun message-carefully-insert-headers (headers)
2677 "Insert the HEADERS, an alist, into the message buffer.
2678 Does not insert the headers when they are already present there
2679 or in the synonym headers, defined by `message-header-synonyms'."
2680 ;; FIXME: Should compare only the address and not the full name. Comparison
2681 ;; should be done case-folded (and with `string=' rather than
2683 (dolist (header headers)
2684 (let* ((header-name (symbol-name (car header)))
2685 (new-header (cdr header))
2686 (synonyms (loop for synonym in message-header-synonyms
2687 when (memq (car header) synonym) return synonym))
2689 (loop for synonym in synonyms
2690 for old-header = (mail-fetch-field (symbol-name synonym))
2691 when (and old-header (string-match new-header old-header))
2694 (message "already have `%s' in `%s'" new-header old-header)
2695 (when (and (message-position-on-field header-name)
2696 (setq old-header (mail-fetch-field header-name))
2697 (not (string-match "\\` *\\'" old-header)))
2699 (insert new-header)))))
2701 (defun message-widen-reply ()
2702 "Widen the reply to include maximum recipients."
2705 (and message-reply-buffer
2706 (buffer-name message-reply-buffer)
2708 (set-buffer message-reply-buffer)
2709 (message-get-reply-headers t)))))
2712 (message-narrow-to-headers)
2713 (dolist (elem follow-to)
2714 (message-remove-header (symbol-name (car elem)))
2715 (goto-char (point-min))
2716 (insert (symbol-name (car elem)) ": "
2717 (cdr elem) "\n"))))))
2719 (defun message-insert-newsgroups ()
2720 "Insert the Newsgroups header from the article being replied to."
2722 (when (and (message-position-on-field "Newsgroups")
2723 (mail-fetch-field "newsgroups")
2724 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2726 (insert (or (message-fetch-reply-field "newsgroups") "")))
2730 ;;; Various commands
2732 (defun message-delete-not-region (beg end)
2733 "Delete everything in the body of the current message outside of the region."
2738 ;; snarf citation prefix, if appropriate
2739 (unless (eq (point) (progn (beginning-of-line) (point)))
2740 (when (looking-at message-cite-prefix-regexp)
2741 (setq citeprefix (match-string 0))))
2743 (delete-region (point) (if (not (message-goto-signature))
2749 (delete-region beg (progn (message-goto-body)
2753 (insert citeprefix))))
2754 (when (message-goto-signature)
2757 (defun message-kill-to-signature (&optional arg)
2758 "Kill all text up to the signature.
2759 If a numberic argument or prefix arg is given, leave that number
2760 of lines before the signature intact."
2764 (let ((point (point)))
2765 (narrow-to-region point (point-max))
2766 (message-goto-signature)
2768 (if (and arg (numberp arg))
2769 (forward-line (- -1 arg))
2771 (unless (= point (point))
2772 (kill-region point (point))
2775 (defun message-newline-and-reformat (&optional arg not-break)
2776 "Insert four newlines, and then reformat if inside quoted text.
2777 Prefix arg means justify as well."
2778 (interactive (list (if current-prefix-arg 'full)))
2779 (let (quoted point beg end leading-space bolp)
2780 (setq point (point))
2783 (setq bolp (= beg point))
2784 ;; Find first line of the paragraph.
2786 (while (and (not (eobp))
2787 (not (looking-at message-cite-prefix-regexp))
2788 (looking-at paragraph-start))
2791 (when (looking-at message-cite-prefix-regexp)
2792 (setq quoted (match-string 0))
2793 (goto-char (match-end 0))
2794 (looking-at "[ \t]*")
2795 (setq leading-space (match-string 0)))
2799 (< (- point beg) (length quoted)))
2800 ;; break inside the cite prefix.
2806 (while (and (not (eobp))
2807 (not (looking-at paragraph-separate))
2808 (looking-at message-cite-prefix-regexp)
2809 (equal quoted (match-string 0)))
2810 (goto-char (match-end 0))
2811 (looking-at "[ \t]*")
2812 (if (> (length leading-space) (length (match-string 0)))
2813 (setq leading-space (match-string 0)))
2817 (while (and (if (bobp) nil (forward-line -1) t)
2818 (not (looking-at paragraph-start))
2819 (looking-at message-cite-prefix-regexp)
2820 (equal quoted (match-string 0)))
2822 (goto-char (match-end 0))
2823 (looking-at "[ \t]*")
2824 (if (> (length leading-space) (length (match-string 0)))
2825 (setq leading-space (match-string 0)))))
2826 (while (and (not (eobp))
2827 (not (looking-at paragraph-separate))
2828 (not (looking-at message-cite-prefix-regexp)))
2832 (while (and (if (bobp) nil (forward-line -1) t)
2833 (not (looking-at paragraph-start))
2834 (not (looking-at message-cite-prefix-regexp)))
2835 (setq beg (point))))
2838 (narrow-to-region beg end)
2845 (setq point (point))
2846 ;; (newline 2) doesn't mark both newline's as hard, so call
2847 ;; newline twice. -jas
2850 (delete-region (point) (re-search-forward "[ \t]*"))
2851 (when (and quoted (not bolp))
2852 (insert quoted leading-space)))
2855 (let* ((adaptive-fill-regexp
2856 (regexp-quote (concat quoted leading-space)))
2857 (adaptive-fill-first-line-regexp
2858 adaptive-fill-regexp ))
2859 (fill-paragraph arg))
2860 (fill-paragraph arg))
2861 (if point (goto-char point)))))
2863 (defun message-fill-paragraph (&optional arg)
2864 "Like `fill-paragraph'."
2865 (interactive (list (if current-prefix-arg 'full)))
2866 (if (if (boundp 'filladapt-mode) filladapt-mode)
2868 (message-newline-and-reformat arg t)
2871 ;; Is it better to use `mail-header-end'?
2872 (defun message-point-in-header-p ()
2873 "Return t if point is in the header."
2876 (goto-char (point-min))
2877 (not (re-search-forward
2878 (concat "^" (regexp-quote mail-header-separator) "\n")
2881 (defun message-do-auto-fill ()
2882 "Like `do-auto-fill', but don't fill in message header."
2883 (unless (message-point-in-header-p)
2886 (defun message-insert-signature (&optional force)
2887 "Insert a signature. See documentation for variable `message-signature'."
2888 (interactive (list 0))
2891 ((and (null message-signature)
2894 (goto-char (point-max))
2895 (not (re-search-backward message-signature-separator nil t))))
2896 ((and (null message-signature)
2899 ((functionp message-signature)
2900 (funcall message-signature))
2901 ((listp message-signature)
2902 (eval message-signature))
2903 (t message-signature)))
2905 (cond ((stringp signature)
2907 ((and (eq t signature)
2908 message-signature-file
2909 (file-exists-p message-signature-file))
2912 (goto-char (point-max))
2913 ;; Insert the signature.
2916 (when message-signature-insert-empty-line
2919 (if (eq signature t)
2920 (insert-file-contents message-signature-file)
2922 (goto-char (point-max))
2923 (or (bolp) (insert "\n")))))
2925 (defun message-insert-importance-high ()
2926 "Insert header to mark message as important."
2930 (message-narrow-to-headers)
2931 (message-remove-header "Importance"))
2933 (insert "Importance: high\n")))
2935 (defun message-insert-importance-low ()
2936 "Insert header to mark message as unimportant."
2940 (message-narrow-to-headers)
2941 (message-remove-header "Importance"))
2943 (insert "Importance: low\n")))
2945 (defun message-insert-or-toggle-importance ()
2946 "Insert a \"Importance: high\" header, or cycle through the header values.
2947 The three allowed values according to RFC 1327 are `high', `normal'
2951 (let ((valid '("high" "normal" "low"))
2955 (message-narrow-to-headers)
2956 (when (setq cur (message-fetch-field "Importance"))
2957 (message-remove-header "Importance")
2958 (setq new (cond ((string= cur "high")
2960 ((string= cur "low")
2965 (insert (format "Importance: %s\n" new)))))
2967 (defun message-insert-disposition-notification-to ()
2968 "Request a disposition notification (return receipt) to this message.
2969 Note that this should not be used in newsgroups."
2973 (message-narrow-to-headers)
2974 (message-remove-header "Disposition-Notification-To"))
2976 (insert (format "Disposition-Notification-To: %s\n"
2977 (or (message-field-value "Reply-to")
2978 (message-field-value "From")
2979 (message-make-from))))))
2981 (defun message-elide-region (b e)
2982 "Elide the text in the region.
2983 An ellipsis (from `message-elide-ellipsis') will be inserted where the
2987 (insert message-elide-ellipsis))
2989 (defvar message-caesar-translation-table nil)
2991 (defun message-caesar-region (b e &optional n)
2992 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
2995 (min (point) (or (mark t) (point)))
2996 (max (point) (or (mark t) (point)))
2997 (when current-prefix-arg
2998 (prefix-numeric-value current-prefix-arg))))
3000 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3001 (unless (or (zerop n) ; no action needed for a rot of 0
3002 (= b e)) ; no region to rotate
3003 ;; We build the table, if necessary.
3004 (when (or (not message-caesar-translation-table)
3005 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3006 (setq message-caesar-translation-table
3007 (message-make-caesar-translation-table n)))
3008 (translate-region b e message-caesar-translation-table)))
3010 (defun message-make-caesar-translation-table (n)
3011 "Create a rot table with offset N."
3013 (table (make-string 256 0)))
3014 (while (< (incf i) 256)
3017 (substring table 0 ?A)
3018 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3019 (substring table ?A (+ ?A n))
3020 (substring table (+ ?A 26) ?a)
3021 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3022 (substring table ?a (+ ?a n))
3023 (substring table (+ ?a 26) 255))))
3025 (defun message-caesar-buffer-body (&optional rotnum)
3026 "Caesar rotate all letters in the current buffer by 13 places.
3027 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3028 With prefix arg, specifies the number of places to rotate each letter forward.
3029 Mail and USENET news headers are not rotated."
3030 (interactive (if current-prefix-arg
3031 (list (prefix-numeric-value current-prefix-arg))
3035 (when (message-goto-body)
3036 (narrow-to-region (point) (point-max)))
3037 (message-caesar-region (point-min) (point-max) rotnum))))