1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006 Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Keywords: mail, news
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, USA.
28 ;; This mode provides mail-sending facilities from within Emacs. It
29 ;; consists mainly of large chunks of code from the sendmail.el,
30 ;; gnus-msg.el and rnewspost.el files.
36 (defvar gnus-message-group-art)
37 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
43 ;; This is apparently necessary even though things are autoloaded.
44 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
45 ;; require mailabbrev here.
46 (if (featurep 'xemacs)
47 (require 'mail-abbrevs)
48 (require 'mailabbrev))
53 (defgroup message '((user-mail-address custom-variable)
54 (user-full-name custom-variable))
55 "Mail and news message composing."
56 :link '(custom-manual "(message)Top")
60 (put 'user-mail-address 'custom-type 'string)
61 (put 'user-full-name 'custom-type 'string)
63 (defgroup message-various nil
64 "Various Message Variables."
65 :link '(custom-manual "(message)Various Message Variables")
68 (defgroup message-buffers nil
70 :link '(custom-manual "(message)Message Buffers")
73 (defgroup message-sending nil
75 :link '(custom-manual "(message)Sending Variables")
78 (defgroup message-interface nil
80 :link '(custom-manual "(message)Interface")
83 (defgroup message-forwarding nil
85 :link '(custom-manual "(message)Forwarding")
86 :group 'message-interface)
88 (defgroup message-insertion nil
90 :link '(custom-manual "(message)Insertion")
93 (defgroup message-headers nil
95 :link '(custom-manual "(message)Message Headers")
98 (defgroup message-news nil
99 "Composing News Messages."
102 (defgroup message-mail nil
103 "Composing Mail Messages."
106 (defgroup message-faces nil
107 "Faces used for message composing."
111 (defcustom message-directory "~/Mail/"
112 "*Directory from which all other mail file variables are derived."
113 :group 'message-various
116 (defcustom message-max-buffers 10
117 "*How many buffers to keep before starting to kill them off."
118 :group 'message-buffers
121 (defcustom message-send-rename-function nil
122 "Function called to rename the buffer after sending it."
123 :group 'message-buffers
124 :type '(choice function (const nil)))
126 (defcustom message-fcc-handler-function 'message-output
127 "*A function called to save outgoing articles.
128 This function will be called with the name of the file to store the
129 article in. The default function is `message-output' which saves in Unix
131 :type '(radio (function-item message-output)
132 (function :tag "Other"))
133 :group 'message-sending)
135 (defcustom message-fcc-externalize-attachments nil
136 "If non-nil, attachments are included as external parts in Fcc copies."
139 :group 'message-sending)
141 (defcustom message-courtesy-message
142 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
143 "*This is inserted at the start of a mailed copy of a posted message.
144 If the string contains the format spec \"%s\", the Newsgroups
145 the article has been posted to will be inserted there.
146 If this variable is nil, no such courtesy message will be added."
147 :group 'message-sending
148 :type '(radio string (const nil)))
150 (defcustom message-ignored-bounced-headers
151 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
152 "*Regexp that matches headers to be removed in resent bounced mail."
153 :group 'message-interface
157 (defcustom message-from-style 'default
158 "*Specifies how \"From\" headers look.
160 If nil, they contain just the return address like:
162 If `parens', they look like:
163 king@grassland.com (Elvis Parsley)
164 If `angles', they look like:
165 Elvis Parsley <king@grassland.com>
167 Otherwise, most addresses look like `angles', but they look like
168 `parens' if `angles' would need quoting and `parens' would not."
169 :type '(choice (const :tag "simple" nil)
173 :group 'message-headers)
175 (defcustom message-insert-canlock t
176 "Whether to insert a Cancel-Lock header in news postings."
178 :group 'message-headers
181 (defcustom message-syntax-checks
182 (if message-insert-canlock '((sender . disabled)) nil)
183 ;; Guess this one shouldn't be easy to customize...
184 "*Controls what syntax checks should not be performed on outgoing posts.
185 To disable checking of long signatures, for instance, add
186 `(signature . disabled)' to this list.
188 Don't touch this variable unless you really know what you're doing.
190 Checks include `subject-cmsg', `multiple-headers', `sendsys',
191 `message-id', `from', `long-lines', `control-chars', `size',
192 `new-text', `quoting-style', `redirected-followup', `signature',
193 `approved', `sender', `empty', `empty-headers', `message-id', `from',
194 `subject', `shorten-followup-to', `existing-newsgroups',
195 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
196 `continuation-headers', `long-header-lines', `invisible-text' and
199 :type '(repeat sexp)) ; Fixme: improve this
201 (defcustom message-required-headers '((optional . References)
203 "*Headers to be generated or prompted for when sending a message.
204 Also see `message-required-news-headers' and
205 `message-required-mail-headers'."
208 :group 'message-headers
209 :link '(custom-manual "(message)Message Headers")
210 :type '(repeat sexp))
212 (defcustom message-draft-headers '(References From)
213 "*Headers to be generated when saving a draft message."
216 :group 'message-headers
217 :link '(custom-manual "(message)Message Headers")
218 :type '(repeat sexp))
220 (defcustom message-required-news-headers
221 '(From Newsgroups Subject Date Message-ID
222 (optional . Organization)
223 (optional . User-Agent))
224 "*Headers to be generated or prompted for when posting an article.
225 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
226 Message-ID. Organization, Lines, In-Reply-To, Expires, and
227 User-Agent are optional. If don't you want message to insert some
228 header, remove it from this list."
230 :group 'message-headers
231 :link '(custom-manual "(message)Message Headers")
232 :type '(repeat sexp))
234 (defcustom message-required-mail-headers
235 '(From Subject Date (optional . In-Reply-To) Message-ID
236 (optional . User-Agent))
237 "*Headers to be generated or prompted for when mailing a message.
238 It is recommended that From, Date, To, Subject and Message-ID be
239 included. Organization and User-Agent are optional."
241 :group 'message-headers
242 :link '(custom-manual "(message)Message Headers")
243 :type '(repeat sexp))
245 (defcustom message-deletable-headers '(Message-ID Date Lines)
246 "Headers to be deleted if they already exist and were generated by message previously."
247 :group 'message-headers
248 :link '(custom-manual "(message)Message Headers")
251 (defcustom message-ignored-news-headers
252 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
253 "*Regexp of headers to be removed unconditionally before posting."
255 :group 'message-headers
256 :link '(custom-manual "(message)Message Headers")
257 :type '(repeat :value-to-internal (lambda (widget value)
258 (custom-split-regexp-maybe value))
259 :match (lambda (widget value)
261 (widget-editable-list-match widget value)))
264 (defcustom message-ignored-mail-headers
265 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
266 "*Regexp of headers to be removed unconditionally before mailing."
268 :group 'message-headers
269 :link '(custom-manual "(message)Mail Headers")
272 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:\\|^Approved:"
273 "*Header lines matching this regexp will be deleted before posting.
274 It's best to delete old Path and Date headers before posting to avoid
276 :group 'message-interface
277 :link '(custom-manual "(message)Superseding")
278 :type '(repeat :value-to-internal (lambda (widget value)
279 (custom-split-regexp-maybe value))
280 :match (lambda (widget value)
282 (widget-editable-list-match widget value)))
285 (defcustom message-subject-re-regexp
286 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
287 "*Regexp matching \"Re: \" in the subject line."
288 :group 'message-various
289 :link '(custom-manual "(message)Message Headers")
292 ;;; Start of variables adopted from `message-utils.el'.
294 (defcustom message-subject-trailing-was-query 'ask
295 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
296 If nil, leave the subject unchanged. If it is the symbol `ask', query
297 the user what do do. In this case, the subject is matched against
298 `message-subject-trailing-was-ask-regexp'. If
299 `message-subject-trailing-was-query' is t, always strip the trailing
300 old subject. In this case, `message-subject-trailing-was-regexp' is
303 :type '(choice (const :tag "never" nil)
304 (const :tag "always strip" t)
306 :link '(custom-manual "(message)Message Headers")
307 :group 'message-various)
309 (defcustom message-subject-trailing-was-ask-regexp
310 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
311 "*Regexp matching \"(was: <old subject>)\" in the subject line.
313 The function `message-strip-subject-trailing-was' uses this regexp if
314 `message-subject-trailing-was-query' is set to the symbol `ask'. If
315 the variable is t instead of `ask', use
316 `message-subject-trailing-was-regexp' instead.
318 It is okay to create some false positives here, as the user is asked."
320 :group 'message-various
321 :link '(custom-manual "(message)Message Headers")
324 (defcustom message-subject-trailing-was-regexp
325 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
326 "*Regexp matching \"(was: <old subject>)\" in the subject line.
328 If `message-subject-trailing-was-query' is set to t, the subject is
329 matched against `message-subject-trailing-was-regexp' in
330 `message-strip-subject-trailing-was'. You should use a regexp creating very
331 few false positives here."
333 :group 'message-various
334 :link '(custom-manual "(message)Message Headers")
337 ;;; marking inserted text
339 (defcustom message-mark-insert-begin
340 "--8<---------------cut here---------------start------------->8---\n"
341 "How to mark the beginning of some inserted text."
344 :link '(custom-manual "(message)Insertion Variables")
345 :group 'message-various)
347 (defcustom message-mark-insert-end
348 "--8<---------------cut here---------------end--------------->8---\n"
349 "How to mark the end of some inserted text."
352 :link '(custom-manual "(message)Insertion Variables")
353 :group 'message-various)
355 (defcustom message-archive-header "X-No-Archive: Yes\n"
356 "Header to insert when you don't want your article to be archived.
357 Archives \(such as groups.google.com\) respect this header."
360 :link '(custom-manual "(message)Header Commands")
361 :group 'message-various)
363 (defcustom message-archive-note
364 "X-No-Archive: Yes - save http://groups.google.com/"
365 "Note to insert why you wouldn't want this posting archived.
366 If nil, don't insert any text in the body."
368 :type '(radio string (const nil))
369 :link '(custom-manual "(message)Header Commands")
370 :group 'message-various)
372 ;;; Crossposts and Followups
373 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
374 ;; new suggestions by R. Weikusat <rw at another.de>
376 (defvar message-cross-post-old-target nil
377 "Old target for cross-posts or follow-ups.")
378 (make-variable-buffer-local 'message-cross-post-old-target)
380 (defcustom message-cross-post-default t
381 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
382 If nil, `message-cross-post-followup-to' will only do a followup. Note that
383 you can explicitly override this setting by calling
384 `message-cross-post-followup-to' with a prefix."
387 :group 'message-various)
389 (defcustom message-cross-post-note "Crosspost & Followup-To: "
390 "Note to insert before signature to notify of cross-post and follow-up."
393 :group 'message-various)
395 (defcustom message-followup-to-note "Followup-To: "
396 "Note to insert before signature to notify of follow-up only."
399 :group 'message-various)
401 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
402 "Function to use to insert note about Crosspost or Followup-To.
403 The function will be called with four arguments. The function should not only
404 insert a note, but also ensure old notes are deleted. See the documentation
405 for `message-cross-post-insert-note'."
408 :group 'message-various)
410 ;;; End of variables adopted from `message-utils.el'.
413 (defcustom message-signature-separator "^-- *$"
414 "Regexp matching the signature separator."
416 :link '(custom-manual "(message)Various Message Variables")
417 :group 'message-various)
419 (defcustom message-elide-ellipsis "\n[...]\n\n"
420 "*The string which is inserted for elided text."
422 :link '(custom-manual "(message)Various Commands")
423 :group 'message-various)
425 (defcustom message-interactive t
426 "Non-nil means when sending a message wait for and display errors.
427 nil means let mailer mail back a message to report errors."
428 :group 'message-sending
430 :link '(custom-manual "(message)Sending Variables")
433 (defcustom message-generate-new-buffers 'unique
434 "*Non-nil means create a new message buffer whenever `message-setup' is called.
435 If this is a function, call that function with three parameters: The type,
436 the to address and the group name. (Any of these may be nil.) The function
437 should return the new buffer name."
438 :group 'message-buffers
439 :link '(custom-manual "(message)Message Buffers")
440 :type '(choice (const :tag "off" nil)
441 (const :tag "unique" unique)
442 (const :tag "unsent" unsent)
445 (defcustom message-kill-buffer-on-exit nil
446 "*Non-nil means that the message buffer will be killed after sending a message."
447 :group 'message-buffers
448 :link '(custom-manual "(message)Message Buffers")
451 (defcustom message-kill-buffer-query t
452 "*Non-nil means that killing a modified message buffer has to be confirmed.
453 This is used by `message-kill-buffer'."
454 :version "23.0" ;; No Gnus
455 :group 'message-buffers
459 (defvar gnus-local-organization))
460 (defcustom message-user-organization
461 (or (and (boundp 'gnus-local-organization)
462 (stringp gnus-local-organization)
463 gnus-local-organization)
464 (getenv "ORGANIZATION")
466 "*String to be used as an Organization header.
467 If t, use `message-user-organization-file'."
468 :group 'message-headers
469 :type '(choice string
470 (const :tag "consult file" t)))
473 (defcustom message-user-organization-file "/usr/lib/news/organization"
474 "*Local news organization file."
476 :link '(custom-manual "(message)News Headers")
477 :group 'message-headers)
479 (defcustom message-make-forward-subject-function
480 #'message-forward-subject-name-subject
481 "*List of functions called to generate subject headers for forwarded messages.
482 The subject generated by the previous function is passed into each
485 The provided functions are:
487 * `message-forward-subject-author-subject' Source of article (author or
488 newsgroup), in brackets followed by the subject
489 * `message-forward-subject-name-subject' Source of article (name of author
490 or newsgroup), in brackets followed by the subject
491 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
493 :group 'message-forwarding
494 :link '(custom-manual "(message)Forwarding")
495 :type '(radio (function-item message-forward-subject-author-subject)
496 (function-item message-forward-subject-fwd)
497 (function-item message-forward-subject-name-subject)
498 (repeat :tag "List of functions" function)))
500 (defcustom message-forward-as-mime t
501 "*Non-nil means forward messages as an inline/rfc822 MIME section.
502 Otherwise, directly inline the old message in the forwarded message."
504 :group 'message-forwarding
505 :link '(custom-manual "(message)Forwarding")
508 (defcustom message-forward-show-mml 'best
509 "*Non-nil means show forwarded messages as MML (decoded from MIME).
510 Otherwise, forwarded messages are unchanged.
511 Can also be the symbol `best' to indicate that MML should be
512 used, except when it is a bad idea to use MML. One example where
513 it is a bad idea is when forwarding a signed or encrypted
514 message, because converting MIME to MML would invalidate the
517 :group 'message-forwarding
518 :type '(choice (const :tag "use MML" t)
519 (const :tag "don't use MML " nil)
520 (const :tag "use MML when appropriate" best)))
522 (defcustom message-forward-before-signature t
523 "*Non-nil means put forwarded message before signature, else after."
524 :group 'message-forwarding
527 (defcustom message-wash-forwarded-subjects nil
528 "*Non-nil means try to remove as much cruft as possible from the subject.
529 Done before generating the new subject of a forward."
530 :group 'message-forwarding
531 :link '(custom-manual "(message)Forwarding")
534 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
535 "*All headers that match this regexp will be deleted when resending a message."
536 :group 'message-interface
537 :link '(custom-manual "(message)Resending")
538 :type '(repeat :value-to-internal (lambda (widget value)
539 (custom-split-regexp-maybe value))
540 :match (lambda (widget value)
542 (widget-editable-list-match widget value)))
545 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
546 "*All headers that match this regexp will be deleted when forwarding a message."
548 :group 'message-forwarding
549 :type '(repeat :value-to-internal (lambda (widget value)
550 (custom-split-regexp-maybe value))
551 :match (lambda (widget value)
553 (widget-editable-list-match widget value)))
556 (defcustom message-ignored-cited-headers "."
557 "*Delete these headers from the messages you yank."
558 :group 'message-insertion
559 :link '(custom-manual "(message)Insertion Variables")
562 (defcustom message-cite-prefix-regexp
563 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
564 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
565 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
566 (let (non-word-constituents)
567 (with-syntax-table text-mode-syntax-table
568 (setq non-word-constituents
570 (if (string-match "\\w" "-") "" "-")
571 (if (string-match "\\w" "_") "" "_")
572 (if (string-match "\\w" ".") "" "."))))
573 (if (equal non-word-constituents "")
574 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
575 (concat "\\([ \t]*\\(\\w\\|["
576 non-word-constituents
577 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
578 "*Regexp matching the longest possible citation prefix on a line."
580 :group 'message-insertion
581 :link '(custom-manual "(message)Insertion Variables")
584 (defcustom message-cancel-message "I am canceling my own article.\n"
585 "Message to be inserted in the cancel message."
586 :group 'message-interface
587 :link '(custom-manual "(message)Canceling News")
590 ;; Useful to set in site-init.el
592 (defcustom message-send-mail-function
593 (let ((program (if (boundp 'sendmail-program)
598 (string-match "/" program) ;; Skip path
599 (file-executable-p program))
600 'message-send-mail-with-sendmail)
602 (executable-find program))
603 'message-send-mail-with-sendmail)
606 "Function to call to send the current buffer as mail.
607 The headers should be delimited by a line whose contents match the
608 variable `mail-header-separator'.
610 Valid values include `message-send-mail-with-sendmail' (the default),
611 `message-send-mail-with-mh', `message-send-mail-with-qmail',
612 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
614 See also `send-mail-function'."
615 :type '(radio (function-item message-send-mail-with-sendmail)
616 (function-item message-send-mail-with-mh)
617 (function-item message-send-mail-with-qmail)
618 (function-item message-smtpmail-send-it)
619 (function-item smtpmail-send-it)
620 (function-item feedmail-send-it)
621 (function :tag "Other"))
622 :group 'message-sending
623 :link '(custom-manual "(message)Mail Variables")
624 :group 'message-mail)
626 (defcustom message-send-news-function 'message-send-news
627 "Function to call to send the current buffer as news.
628 The headers should be delimited by a line whose contents match the
629 variable `mail-header-separator'."
630 :group 'message-sending
632 :link '(custom-manual "(message)News Variables")
635 (defcustom message-reply-to-function nil
636 "If non-nil, function that should return a list of headers.
637 This function should pick out addresses from the To, Cc, and From headers
638 and respond with new To and Cc headers."
639 :group 'message-interface
640 :link '(custom-manual "(message)Reply")
641 :type '(choice function (const nil)))
643 (defcustom message-wide-reply-to-function nil
644 "If non-nil, function that should return a list of headers.
645 This function should pick out addresses from the To, Cc, and From headers
646 and respond with new To and Cc headers."
647 :group 'message-interface
648 :link '(custom-manual "(message)Wide Reply")
649 :type '(choice function (const nil)))
651 (defcustom message-followup-to-function nil
652 "If non-nil, function that should return a list of headers.
653 This function should pick out addresses from the To, Cc, and From headers
654 and respond with new To and Cc headers."
655 :group 'message-interface
656 :link '(custom-manual "(message)Followup")
657 :type '(choice function (const nil)))
659 (defcustom message-extra-wide-headers nil
660 "If non-nil, a list of additional address headers.
661 These are used when composing a wide reply."
662 :group 'message-sending
663 :type '(repeat string))
665 (defcustom message-use-followup-to 'ask
666 "*Specifies what to do with Followup-To header.
667 If nil, always ignore the header. If it is t, use its value, but
668 query before using the \"poster\" value. If it is the symbol `ask',
669 always query the user whether to use the value. If it is the symbol
670 `use', always use the value."
671 :group 'message-interface
672 :link '(custom-manual "(message)Followup")
673 :type '(choice (const :tag "ignore" nil)
674 (const :tag "use & query" t)
678 (defcustom message-use-mail-followup-to 'use
679 "*Specifies what to do with Mail-Followup-To header.
680 If nil, always ignore the header. If it is the symbol `ask', always
681 query the user whether to use the value. If it is the symbol `use',
682 always use the value."
684 :group 'message-interface
685 :link '(custom-manual "(message)Mailing Lists")
686 :type '(choice (const :tag "ignore" nil)
690 (defcustom message-subscribed-address-functions nil
691 "*Specifies functions for determining list subscription.
692 If nil, do not attempt to determine list subscription with functions.
693 If non-nil, this variable contains a list of functions which return
694 regular expressions to match lists. These functions can be used in
695 conjunction with `message-subscribed-regexps' and
696 `message-subscribed-addresses'."
698 :group 'message-interface
699 :link '(custom-manual "(message)Mailing Lists")
700 :type '(repeat sexp))
702 (defcustom message-subscribed-address-file nil
703 "*A file containing addresses the user is subscribed to.
704 If nil, do not look at any files to determine list subscriptions. If
705 non-nil, each line of this file should be a mailing list address."
707 :group 'message-interface
708 :link '(custom-manual "(message)Mailing Lists")
709 :type '(radio file (const nil)))
711 (defcustom message-subscribed-addresses nil
712 "*Specifies a list of addresses the user is subscribed to.
713 If nil, do not use any predefined list subscriptions. This list of
714 addresses can be used in conjunction with
715 `message-subscribed-address-functions' and `message-subscribed-regexps'."
717 :group 'message-interface
718 :link '(custom-manual "(message)Mailing Lists")
719 :type '(repeat string))
721 (defcustom message-subscribed-regexps nil
722 "*Specifies a list of addresses the user is subscribed to.
723 If nil, do not use any predefined list subscriptions. This list of
724 regular expressions can be used in conjunction with
725 `message-subscribed-address-functions' and `message-subscribed-addresses'."
727 :group 'message-interface
728 :link '(custom-manual "(message)Mailing Lists")
729 :type '(repeat regexp))
731 (defcustom message-allow-no-recipients 'ask
732 "Specifies what to do when there are no recipients other than Gcc/Fcc.
733 If it is the symbol `always', the posting is allowed. If it is the
734 symbol `never', the posting is not allowed. If it is the symbol
735 `ask', you are prompted."
737 :group 'message-interface
738 :link '(custom-manual "(message)Message Headers")
739 :type '(choice (const always)
743 (defcustom message-sendmail-f-is-evil nil
744 "*Non-nil means don't add \"-f username\" to the sendmail command line.
745 Doing so would be even more evil than leaving it out."
746 :group 'message-sending
747 :link '(custom-manual "(message)Mail Variables")
750 (defcustom message-sendmail-envelope-from nil
751 "*Envelope-from when sending mail with sendmail.
752 If this is nil, use `user-mail-address'. If it is the symbol
753 `header', use the From: header of the message."
755 :type '(choice (string :tag "From name")
756 (const :tag "Use From: header from message" header)
757 (const :tag "Use `user-mail-address'" nil))
758 :link '(custom-manual "(message)Mail Variables")
759 :group 'message-sending)
761 ;; qmail-related stuff
762 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
763 "Location of the qmail-inject program."
764 :group 'message-sending
765 :link '(custom-manual "(message)Mail Variables")
768 (defcustom message-qmail-inject-args nil
769 "Arguments passed to qmail-inject programs.
770 This should be a list of strings, one string for each argument. It
771 may also be a function.
773 For e.g., if you wish to set the envelope sender address so that bounces
774 go to the right place or to deal with listserv's usage of that address, you
775 might set this variable to '(\"-f\" \"you@some.where\")."
776 :group 'message-sending
777 :link '(custom-manual "(message)Mail Variables")
778 :type '(choice (function)
782 (defvar gnus-post-method)
783 (defvar gnus-select-method))
784 (defcustom message-post-method
785 (cond ((and (boundp 'gnus-post-method)
786 (listp gnus-post-method)
789 ((boundp 'gnus-select-method)
792 "*Method used to post news.
793 Note that when posting from inside Gnus, for instance, this
794 variable isn't used."
796 :group 'message-sending
797 ;; This should be the `gnus-select-method' widget, but that might
798 ;; create a dependence to `gnus.el'.
801 ;; FIXME: This should be a temporary workaround until someone implements a
802 ;; proper solution. If a crash happens while replying, the auto-save file
803 ;; will *not* have a `References:' header if `message-generate-headers-first'
804 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
805 (defcustom message-generate-headers-first '(references)
806 "Which headers should be generated before starting to compose a message.
807 If t, generate all required headers. This can also be a list of headers to
808 generate. The variables `message-required-news-headers' and
809 `message-required-mail-headers' specify which headers to generate.
811 Note that the variable `message-deletable-headers' specifies headers which
812 are to be deleted and then re-generated before sending, so this variable
813 will not have a visible effect for those headers."
814 :group 'message-headers
815 :link '(custom-manual "(message)Message Headers")
816 :type '(choice (const :tag "None" nil)
817 (const :tag "References" '(references))
819 (repeat (sexp :tag "Header"))))
821 (defcustom message-setup-hook nil
822 "Normal hook, run each time a new outgoing message is initialized.
823 The function `message-setup' runs this hook."
824 :group 'message-various
825 :link '(custom-manual "(message)Various Message Variables")
828 (defcustom message-cancel-hook nil
829 "Hook run when cancelling articles."
830 :group 'message-various
831 :link '(custom-manual "(message)Various Message Variables")
834 (defcustom message-signature-setup-hook nil
835 "Normal hook, run each time a new outgoing message is initialized.
836 It is run after the headers have been inserted and before
837 the signature is inserted."
838 :group 'message-various
839 :link '(custom-manual "(message)Various Message Variables")
842 (defcustom message-mode-hook nil
843 "Hook run in message mode buffers."
844 :group 'message-various
847 (defcustom message-header-hook nil
848 "Hook run in a message mode buffer narrowed to the headers."
849 :group 'message-various
852 (defcustom message-header-setup-hook nil
853 "Hook called narrowed to the headers when setting up a message buffer."
854 :group 'message-various
855 :link '(custom-manual "(message)Various Message Variables")
858 (defcustom message-minibuffer-local-map
859 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
860 (set-keymap-parent map minibuffer-local-map)
862 "Keymap for `message-read-from-minibuffer'."
864 :group 'message-various)
867 (defcustom message-citation-line-function 'message-insert-citation-line
868 "*Function called to insert the \"Whomever writes:\" line.
870 Note that Gnus provides a feature where the reader can click on
871 `writes:' to hide the cited text. If you change this line too much,
872 people who read your message will have to change their Gnus
873 configuration. See the variable `gnus-cite-attribution-suffix'."
875 :link '(custom-manual "(message)Insertion Variables")
876 :group 'message-insertion)
879 (defcustom message-yank-prefix "> "
880 "*Prefix inserted on the lines of yanked messages.
881 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
882 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
884 :link '(custom-manual "(message)Insertion Variables")
885 :group 'message-insertion)
887 (defcustom message-yank-cited-prefix ">"
888 "*Prefix inserted on cited lines of yanked messages.
889 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
890 See also `message-yank-prefix' and `message-yank-empty-prefix'."
893 :link '(custom-manual "(message)Insertion Variables")
894 :group 'message-insertion)
896 (defcustom message-yank-empty-prefix ">"
897 "*Prefix inserted on empty lines of yanked messages.
898 See also `message-yank-prefix' and `message-yank-cited-prefix'."
901 :link '(custom-manual "(message)Insertion Variables")
902 :group 'message-insertion)
904 (defcustom message-indentation-spaces 3
905 "*Number of spaces to insert at the beginning of each cited line.
906 Used by `message-yank-original' via `message-yank-cite'."
907 :group 'message-insertion
908 :link '(custom-manual "(message)Insertion Variables")
912 (defcustom message-cite-function 'message-cite-original
913 "*Function for citing an original message.
914 Predefined functions include `message-cite-original' and
915 `message-cite-original-without-signature'.
916 Note that these functions use `mail-citation-hook' if that is non-nil."
917 :type '(radio (function-item message-cite-original)
918 (function-item message-cite-original-without-signature)
919 (function-item sc-cite-original)
920 (function :tag "Other"))
921 :link '(custom-manual "(message)Insertion Variables")
922 :group 'message-insertion)
925 (defcustom message-indent-citation-function 'message-indent-citation
926 "*Function for modifying a citation just inserted in the mail buffer.
927 This can also be a list of functions. Each function can find the
928 citation between (point) and (mark t). And each function should leave
929 point and mark around the citation text as modified."
931 :link '(custom-manual "(message)Insertion Variables")
932 :group 'message-insertion)
935 (defcustom message-signature t
936 "*String to be inserted at the end of the message buffer.
937 If t, the `message-signature-file' file will be inserted instead.
938 If a function, the result from the function will be used instead.
939 If a form, the result from the form will be used instead."
941 :link '(custom-manual "(message)Insertion Variables")
942 :group 'message-insertion)
945 (defcustom message-signature-file "~/.signature"
946 "*Name of file containing the text inserted at end of message buffer.
947 Ignored if the named file doesn't exist.
948 If nil, don't insert a signature."
949 :type '(choice file (const :tags "None" nil))
950 :link '(custom-manual "(message)Insertion Variables")
951 :group 'message-insertion)
954 (defcustom message-signature-insert-empty-line t
955 "*If non-nil, insert an empty line before the signature separator."
958 :link '(custom-manual "(message)Insertion Variables")
959 :group 'message-insertion)
961 (defcustom message-distribution-function nil
962 "*Function called to return a Distribution header."
964 :group 'message-headers
965 :link '(custom-manual "(message)News Headers")
966 :type '(choice function (const nil)))
968 (defcustom message-expires 14
969 "Number of days before your article expires."
971 :group 'message-headers
972 :link '(custom-manual "(message)News Headers")
975 (defcustom message-user-path nil
976 "If nil, use the NNTP server name in the Path header.
977 If stringp, use this; if non-nil, use no host name (user name only)."
979 :group 'message-headers
980 :link '(custom-manual "(message)News Headers")
981 :type '(choice (const :tag "nntp" nil)
983 (sexp :tag "none" :format "%t" t)))
985 (defvar message-reply-buffer nil)
986 (defvar message-reply-headers nil
987 "The headers of the current replied article.
988 It is a vector of the following headers:
989 \[number subject from date id references chars lines xref extra].")
990 (defvar message-newsreader nil)
991 (defvar message-mailer nil)
992 (defvar message-sent-message-via nil)
993 (defvar message-checksum nil)
994 (defvar message-send-actions nil
995 "A list of actions to be performed upon successful sending of a message.")
996 (defvar message-exit-actions nil
997 "A list of actions to be performed upon exiting after sending a message.")
998 (defvar message-kill-actions nil
999 "A list of actions to be performed before killing a message buffer.")
1000 (defvar message-postpone-actions nil
1001 "A list of actions to be performed after postponing a message.")
1003 (define-widget 'message-header-lines 'text
1004 "All header lines must be LFD terminated."
1005 :format "%{%t%}:%n%v"
1006 :valid-regexp "^\\'"
1007 :error "All header lines must be newline terminated")
1009 (defcustom message-default-headers ""
1010 "*A string containing header lines to be inserted in outgoing messages.
1011 It is inserted before you edit the message, so you can edit or delete
1013 :group 'message-headers
1014 :link '(custom-manual "(message)Message Headers")
1015 :type 'message-header-lines)
1017 (defcustom message-default-mail-headers ""
1018 "*A string of header lines to be inserted in outgoing mails."
1019 :group 'message-headers
1020 :group 'message-mail
1021 :link '(custom-manual "(message)Mail Headers")
1022 :type 'message-header-lines)
1024 (defcustom message-default-news-headers ""
1025 "*A string of header lines to be inserted in outgoing news articles."
1026 :group 'message-headers
1027 :group 'message-news
1028 :link '(custom-manual "(message)News Headers")
1029 :type 'message-header-lines)
1031 ;; Note: could use /usr/ucb/mail instead of sendmail;
1032 ;; options -t, and -v if not interactive.
1033 (defcustom message-mailer-swallows-blank-line
1034 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1035 system-configuration)
1036 (file-readable-p "/etc/sendmail.cf")
1037 (let ((buffer (get-buffer-create " *temp*")))
1041 (insert-file-contents "/etc/sendmail.cf")
1042 (goto-char (point-min))
1043 (let ((case-fold-search nil))
1044 (re-search-forward "^OR\\>" nil t)))
1045 (kill-buffer buffer))))
1046 ;; According to RFC822, "The field-name must be composed of printable
1047 ;; ASCII characters (i. e., characters that have decimal values between
1048 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1050 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1051 "*Set this non-nil if the system's mailer runs the header and body together.
1052 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1053 The value should be an expression to test whether the problem will
1055 :group 'message-sending
1056 :link '(custom-manual "(message)Mail Variables")
1060 (define-mail-user-agent 'message-user-agent
1061 'message-mail 'message-send-and-exit
1062 'message-kill-buffer 'message-send-hook)
1064 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1065 "If non-nil, delete the deletable headers before feeding to mh.")
1067 (defvar message-send-method-alist
1068 '((news message-news-p message-send-via-news)
1069 (mail message-mail-p message-send-via-mail))
1070 "Alist of ways to send outgoing messages.
1071 Each element has the form
1073 \(TYPE PREDICATE FUNCTION)
1075 where TYPE is a symbol that names the method; PREDICATE is a function
1076 called without any parameters to determine whether the message is
1077 a message of type TYPE; and FUNCTION is a function to be called if
1078 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1081 (defcustom message-mail-alias-type 'abbrev
1082 "*What alias expansion type to use in Message buffers.
1083 The default is `abbrev', which uses mailabbrev. nil switches
1086 :link '(custom-manual "(message)Mail Aliases")
1087 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1088 (const :tag "No expansion" nil)))
1090 (defcustom message-auto-save-directory
1091 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1092 "*Directory where Message auto-saves buffers if Gnus isn't running.
1093 If nil, Message won't auto-save."
1094 :group 'message-buffers
1095 :link '(custom-manual "(message)Various Message Variables")
1096 :type '(choice directory (const :tag "Don't auto-save" nil)))
1098 (defcustom message-default-charset
1099 (and (not (mm-multibyte-p)) 'iso-8859-1)
1100 "Default charset used in non-MULE Emacsen.
1101 If nil, you might be asked to input the charset."
1104 :link '(custom-manual "(message)Various Message Variables")
1107 (defcustom message-dont-reply-to-names
1108 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1109 "*A regexp specifying addresses to prune when doing wide replies.
1110 A value of nil means exclude your own user name only."
1113 :link '(custom-manual "(message)Wide Reply")
1114 :type '(choice (const :tag "Yourself" nil)
1117 (defvar message-shoot-gnksa-feet nil
1118 "*A list of GNKSA feet you are allowed to shoot.
1119 Gnus gives you all the opportunity you could possibly want for
1120 shooting yourself in the foot. Also, Gnus allows you to shoot the
1121 feet of Good Net-Keeping Seal of Approval. The following are foot
1123 `empty-article' Allow you to post an empty article;
1124 `quoted-text-only' Allow you to post quoted text only;
1125 `multiple-copies' Allow you to post multiple copies;
1126 `cancel-messages' Allow you to cancel or supersede messages from
1127 your other email addresses.")
1129 (defsubst message-gnksa-enable-p (feature)
1130 (or (not (listp message-shoot-gnksa-feet))
1131 (memq feature message-shoot-gnksa-feet)))
1133 (defcustom message-hidden-headers "^References:"
1134 "Regexp of headers to be hidden when composing new messages.
1135 This can also be a list of regexps to match headers. Or a list
1136 starting with `not' and followed by regexps."
1139 :link '(custom-manual "(message)Message Headers")
1141 :format "%{%t%}: %[Value Type%] %v"
1142 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1143 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1144 (regexp :format "%t: %v"))
1145 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1147 (repeat :format "%v%i"
1148 (regexp :format "%t: %v")))))
1150 (defcustom message-cite-articles-with-x-no-archive t
1151 "If non-nil, cite text from articles that has X-No-Archive set."
1155 ;;; Internal variables.
1156 ;;; Well, not really internal.
1158 (defvar message-mode-syntax-table
1159 (let ((table (copy-syntax-table text-mode-syntax-table)))
1160 (modify-syntax-entry ?% ". " table)
1161 (modify-syntax-entry ?> ". " table)
1162 (modify-syntax-entry ?< ". " table)
1164 "Syntax table used while in Message mode.")
1166 (defface message-header-to
1169 (:foreground "green2" :bold t))
1172 (:foreground "MidnightBlue" :bold t))
1174 (:bold t :italic t)))
1175 "Face used for displaying From headers."
1176 :group 'message-faces)
1177 ;; backward-compatibility alias
1178 (put 'message-header-to-face 'face-alias 'message-header-to)
1180 (defface message-header-cc
1183 (:foreground "green4" :bold t))
1186 (:foreground "MidnightBlue"))
1189 "Face used for displaying Cc headers."
1190 :group 'message-faces)
1191 ;; backward-compatibility alias
1192 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1194 (defface message-header-subject
1197 (:foreground "green3"))
1200 (:foreground "navy blue" :bold t))
1203 "Face used for displaying subject headers."
1204 :group 'message-faces)
1205 ;; backward-compatibility alias
1206 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1208 (defface message-header-newsgroups
1211 (:foreground "yellow" :bold t :italic t))
1214 (:foreground "blue4" :bold t :italic t))
1216 (:bold t :italic t)))
1217 "Face used for displaying newsgroups headers."
1218 :group 'message-faces)
1219 ;; backward-compatibility alias
1220 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1222 (defface message-header-other
1225 (:foreground "#b00000"))
1228 (:foreground "steel blue"))
1230 (:bold t :italic t)))
1231 "Face used for displaying newsgroups headers."
1232 :group 'message-faces)
1233 ;; backward-compatibility alias
1234 (put 'message-header-other-face 'face-alias 'message-header-other)
1236 (defface message-header-name
1239 (:foreground "DarkGreen"))
1242 (:foreground "cornflower blue"))
1245 "Face used for displaying header names."
1246 :group 'message-faces)
1247 ;; backward-compatibility alias
1248 (put 'message-header-name-face 'face-alias 'message-header-name)
1250 (defface message-header-xheader
1253 (:foreground "blue"))
1256 (:foreground "blue"))
1259 "Face used for displaying X-Header headers."
1260 :group 'message-faces)
1261 ;; backward-compatibility alias
1262 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1264 (defface message-separator
1267 (:foreground "blue3"))
1270 (:foreground "brown"))
1273 "Face used for displaying the separator."
1274 :group 'message-faces)
1275 ;; backward-compatibility alias
1276 (put 'message-separator-face 'face-alias 'message-separator)
1278 (defface message-cited-text
1281 (:foreground "red"))
1284 (:foreground "red"))
1287 "Face used for displaying cited text names."
1288 :group 'message-faces)
1289 ;; backward-compatibility alias
1290 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1292 (defface message-mml
1295 (:foreground "ForestGreen"))
1298 (:foreground "ForestGreen"))
1301 "Face used for displaying MML."
1302 :group 'message-faces)
1303 ;; backward-compatibility alias
1304 (put 'message-mml-face 'face-alias 'message-mml)
1306 (defun message-font-lock-make-header-matcher (regexp)
1309 (let ((start (point)))
1312 (goto-char (point-min))
1313 (if (re-search-forward
1314 (concat "^" (regexp-quote mail-header-separator) "$")
1316 (setq limit (min limit (match-beginning 0))))
1318 (and (< start limit)
1319 (re-search-forward ,regexp limit t))))))
1320 (if (featurep 'bytecomp)
1324 (defvar message-font-lock-keywords
1325 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1326 `((,(message-font-lock-make-header-matcher
1327 (concat "^\\([Tt]o:\\)" content))
1328 (1 'message-header-name)
1329 (2 'message-header-to nil t))
1330 (,(message-font-lock-make-header-matcher
1331 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1332 (1 'message-header-name)
1333 (2 'message-header-cc nil t))
1334 (,(message-font-lock-make-header-matcher
1335 (concat "^\\([Ss]ubject:\\)" content))
1336 (1 'message-header-name)
1337 (2 'message-header-subject nil t))
1338 (,(message-font-lock-make-header-matcher
1339 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1340 (1 'message-header-name)
1341 (2 'message-header-newsgroups nil t))
1342 (,(message-font-lock-make-header-matcher
1343 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1344 (1 'message-header-name)
1345 (2 'message-header-other nil t))
1346 (,(message-font-lock-make-header-matcher
1347 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1348 (1 'message-header-name)
1349 (2 'message-header-name))
1350 ,@(if (and mail-header-separator
1351 (not (equal mail-header-separator "")))
1352 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1353 1 'message-separator))
1356 (re-search-forward (concat "^\\("
1357 message-cite-prefix-regexp
1360 (0 'message-cited-text))
1361 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1363 "Additional expressions to highlight in Message mode.")
1366 ;; XEmacs does it like this. For Emacs, we have to set the
1367 ;; `font-lock-defaults' buffer-local variable.
1368 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1370 (defvar message-face-alist
1371 '((bold . message-bold-region)
1372 (underline . underline-region)
1373 (default . (lambda (b e)
1374 (message-unbold-region b e)
1375 (ununderline-region b e))))
1376 "Alist of mail and news faces for facemenu.
1377 The cdr of each entry is a function for applying the face to a region.")
1379 (defcustom message-send-hook nil
1380 "Hook run before sending messages.
1381 This hook is run quite early when sending."
1382 :group 'message-various
1383 :options '(ispell-message)
1384 :link '(custom-manual "(message)Various Message Variables")
1387 (defcustom message-send-mail-hook nil
1388 "Hook run before sending mail messages.
1389 This hook is run very late -- just before the message is sent as
1391 :group 'message-various
1392 :link '(custom-manual "(message)Various Message Variables")
1395 (defcustom message-send-news-hook nil
1396 "Hook run before sending news messages.
1397 This hook is run very late -- just before the message is sent as
1399 :group 'message-various
1400 :link '(custom-manual "(message)Various Message Variables")
1403 (defcustom message-sent-hook nil
1404 "Hook run after sending messages."
1405 :group 'message-various
1408 (defvar message-send-coding-system 'binary
1409 "Coding system to encode outgoing mail.")
1411 (defvar message-draft-coding-system
1412 mm-auto-save-coding-system
1413 "*Coding system to compose mail.
1414 If you'd like to make it possible to share draft files between XEmacs
1415 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1416 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1418 (defcustom message-send-mail-partially-limit 1000000
1419 "The limitation of messages sent as message/partial.
1420 The lower bound of message size in characters, beyond which the message
1421 should be sent in several parts. If it is nil, the size is unlimited."
1423 :group 'message-buffers
1424 :link '(custom-manual "(message)Mail Variables")
1425 :type '(choice (const :tag "unlimited" nil)
1428 (defcustom message-alternative-emails nil
1429 "*Regexp matching alternative email addresses.
1430 The first address in the To, Cc or From headers of the original
1431 article matching this variable is used as the From field of
1434 This variable has precedence over posting styles and anything that runs
1435 off `message-setup-hook'."
1436 :group 'message-headers
1437 :link '(custom-manual "(message)Message Headers")
1438 :type '(choice (const :tag "Always use primary" nil)
1441 (defcustom message-hierarchical-addresses nil
1442 "A list of hierarchical mail address definitions.
1444 Inside each entry, the first address is the \"top\" address, and
1445 subsequent addresses are subaddresses; this is used to indicate that
1446 mail sent to the first address will automatically be delivered to the
1447 subaddresses. So if the first address appears in the recipient list
1448 for a message, the subaddresses will be removed (if present) before
1449 the mail is sent. All addresses in this structure should be
1452 :group 'message-headers
1453 :type '(repeat (repeat string)))
1455 (defcustom message-mail-user-agent nil
1456 "Like `mail-user-agent'.
1457 Except if it is nil, use Gnus native MUA; if it is t, use
1460 :type '(radio (const :tag "Gnus native"
1463 (const :tag "`mail-user-agent'"
1466 (function-item :tag "Default Emacs mail"
1468 sendmail-user-agent)
1469 (function-item :tag "Emacs interface to MH"
1472 (function :tag "Other"))
1476 (defcustom message-wide-reply-confirm-recipients nil
1477 "Whether to confirm a wide reply to multiple email recipients.
1478 If this variable is nil, don't ask whether to reply to all recipients.
1479 If this variable is non-nil, pose the question \"Reply to all
1480 recipients?\" before a wide reply to multiple recipients. If the user
1481 answers yes, reply to all recipients as usual. If the user answers
1482 no, only reply back to the author."
1484 :group 'message-headers
1485 :link '(custom-manual "(message)Wide Reply")
1488 (defcustom message-user-fqdn nil
1489 "*Domain part of Message-Ids."
1491 :group 'message-headers
1492 :link '(custom-manual "(message)News Headers")
1493 :type '(radio (const :format "%v " nil)
1494 (string :format "FQDN: %v")))
1496 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1498 (mm-coding-system-p 'utf-8)
1499 (executable-find idna-program)
1500 (string= (idna-to-ascii "räksmörgås")
1501 "xn--rksmrgs-5wao1o")
1503 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1504 GNU Libidn, and in particular the elisp package \"idna.el\" and
1505 the external program \"idn\", must be installed for this
1506 functionality to work."
1508 :group 'message-headers
1509 :link '(custom-manual "(message)IDNA")
1510 :type '(choice (const :tag "Ask" ask)
1511 (const :tag "Never" nil)
1512 (const :tag "Always" t)))
1514 (defcustom message-generate-hashcash nil
1515 "*Whether to generate X-Hashcash: headers.
1516 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1517 :group 'message-headers
1518 :link '(custom-manual "(message)Mail Headers")
1521 ;;; Internal variables.
1523 (defvar message-sending-message "Sending...")
1524 (defvar message-buffer-list nil)
1525 (defvar message-this-is-news nil)
1526 (defvar message-this-is-mail nil)
1527 (defvar message-draft-article nil)
1528 (defvar message-mime-part nil)
1529 (defvar message-posting-charset nil)
1530 (defvar message-inserted-headers nil)
1532 ;; Byte-compiler warning
1534 (defvar gnus-active-hashtb)
1535 (defvar gnus-read-active-file))
1537 ;;; Regexp matching the delimiter of messages in UNIX mail format
1538 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1539 ;;; of rmail.el's rmail-unix-mail-delimiter.
1540 (defvar message-unix-mail-delimiter
1541 (let ((time-zone-regexp
1542 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1543 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1549 ;; Many things can happen to an RFC 822 mailbox before it is put into
1550 ;; a `From' line. The leading phrase can be stripped, e.g.
1551 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1552 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1553 ;; can be removed, e.g.
1554 ;; From: joe@y.z (Joe K
1556 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1559 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1560 ;; The mailbox can be removed or be replaced by white space, e.g.
1561 ;; From: "Joe User"{space}{tab}
1563 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1564 ;; where {space} and {tab} represent the Ascii space and tab characters.
1565 ;; We want to match the results of any of these manglings.
1566 ;; The following regexp rejects names whose first characters are
1567 ;; obviously bogus, but after that anything goes.
1568 "\\([^\0-\b\n-\r\^?].*\\)?"
1570 ;; The time the message was sent.
1571 "\\([^\0-\r \^?]+\\) +" ; day of the week
1572 "\\([^\0-\r \^?]+\\) +" ; month
1573 "\\([0-3]?[0-9]\\) +" ; day of month
1574 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1576 ;; Perhaps a time zone, specified by an abbreviation, or by a
1581 " \\([0-9][0-9]+\\) *"
1583 ;; On some systems the time zone can appear after the year, too.
1587 "\\(remote from .*\\)?"
1590 "Regexp matching the delimiter of messages in UNIX mail format.")
1592 (defvar message-unsent-separator
1593 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1594 "^ *---+ +Returned message +---+ *$\\|"
1595 "^Start of returned message$\\|"
1596 "^ *---+ +Original message +---+ *$\\|"
1597 "^ *--+ +begin message +--+ *$\\|"
1598 "^ *---+ +Original message follows +---+ *$\\|"
1599 "^ *---+ +Undelivered message follows +---+ *$\\|"
1600 "^|? *---+ +Message text follows: +---+ *|?$")
1601 "A regexp that matches the separator before the text of a failed message.")
1603 (defvar message-field-fillers
1604 '((To message-fill-field-address)
1605 (Cc message-fill-field-address)
1606 (From message-fill-field-address))
1607 "Alist of header names/filler functions.")
1609 (defvar message-header-format-alist
1624 (References . message-shorten-references)
1626 "Alist used for formatting headers.")
1628 (defvar message-options nil
1629 "Some saved answers when sending message.")
1631 (defvar message-send-mail-real-function nil
1632 "Internal send mail function.")
1634 (defvar message-bogus-system-names "^localhost\\."
1635 "The regexp of bogus system names.")
1637 (defcustom message-valid-fqdn-regexp
1638 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1640 "\\([a-z][a-z]" ;; two letter country TDLs
1641 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1642 "\\|aero\\|coop\\|info\\|name\\|museum"
1643 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1645 "Regular expression that matches a valid FQDN."
1646 ;; see also: gnus-button-valid-fqdn-regexp
1648 :group 'message-headers
1652 (autoload 'gnus-alive-p "gnus-util")
1653 (autoload 'gnus-delay-article "gnus-delay")
1654 (autoload 'gnus-extract-address-components "gnus-util")
1655 (autoload 'gnus-find-method-for-group "gnus")
1656 (autoload 'gnus-group-decoded-name "gnus-group")
1657 (autoload 'gnus-group-name-charset "gnus-group")
1658 (autoload 'gnus-group-name-decode "gnus-group")
1659 (autoload 'gnus-groups-from-server "gnus")
1660 (autoload 'gnus-make-local-hook "gnus-util")
1661 (autoload 'gnus-open-server "gnus-int")
1662 (autoload 'gnus-output-to-mail "gnus-util")
1663 (autoload 'gnus-output-to-rmail "gnus-util")
1664 (autoload 'gnus-request-post "gnus-int")
1665 (autoload 'gnus-server-string "gnus")
1666 (autoload 'idna-to-ascii "idna")
1667 (autoload 'message-setup-toolbar "messagexmas")
1668 (autoload 'mh-new-draft-name "mh-comp")
1669 (autoload 'mh-send-letter "mh-comp")
1670 (autoload 'nndraft-request-associate-buffer "nndraft")
1671 (autoload 'nndraft-request-expire-articles "nndraft")
1672 (autoload 'nnvirtual-find-group-art "nnvirtual")
1673 (autoload 'rmail-dont-reply-to "mail-utils")
1674 (autoload 'rmail-msg-is-pruned "rmail")
1675 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1676 (autoload 'rmail-output "rmailout"))
1681 ;;; Utility functions.
1684 (defmacro message-y-or-n-p (question show &rest text)
1685 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1686 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1688 (defmacro message-delete-line (&optional n)
1689 "Delete the current line (and the next N lines)."
1690 `(delete-region (progn (beginning-of-line) (point))
1691 (progn (forward-line ,(or n 1)) (point))))
1693 (defun message-mark-active-p ()
1694 "Non-nil means the mark and region are currently active in this buffer."
1697 (defun message-unquote-tokens (elems)
1698 "Remove double quotes (\") from strings in list ELEMS."
1699 (mapcar (lambda (item)
1700 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1701 (setq item (concat (match-string 1 item)
1702 (match-string 2 item))))
1706 (defun message-tokenize-header (header &optional separator)
1707 "Split HEADER into a list of header elements.
1708 SEPARATOR is a string of characters to be used as separators. \",\"
1709 is used by default."
1712 (let ((regexp (format "[%s]+" (or separator ",")))
1714 beg quoted elems paren)
1716 (mm-enable-multibyte)
1717 (setq beg (point-min))
1719 (goto-char (point-min))
1724 (cond ((and (> (point) beg)
1726 (and (looking-at regexp)
1729 (push (buffer-substring beg (point)) elems)
1730 (setq beg (match-end 0)))
1731 ((eq (char-after) ?\")
1732 (setq quoted (not quoted)))
1733 ((and (eq (char-after) ?\()
1736 ((and (eq (char-after) ?\))
1739 (nreverse elems)))))
1741 (defun message-mail-file-mbox-p (file)
1742 "Say whether FILE looks like a Unix mbox file."
1743 (when (and (file-exists-p file)
1744 (file-readable-p file)
1745 (file-regular-p file))
1747 (nnheader-insert-file-contents file)
1748 (goto-char (point-min))
1749 (looking-at message-unix-mail-delimiter))))
1751 (defun message-fetch-field (header &optional not-all)
1752 "The same as `mail-fetch-field', only remove all newlines.
1753 The buffer is expected to be narrowed to just the header of the message;
1754 see `message-narrow-to-headers-or-head'."
1755 (let* ((inhibit-point-motion-hooks t)
1756 (value (mail-fetch-field header nil (not not-all))))
1758 (while (string-match "\n[\t ]+" value)
1759 (setq value (replace-match " " t t value)))
1762 (defun message-field-value (header &optional not-all)
1763 "The same as `message-fetch-field', only narrow to the headers first."
1766 (message-narrow-to-headers-or-head)
1767 (message-fetch-field header not-all))))
1769 (defun message-narrow-to-field ()
1770 "Narrow the buffer to the header on the current line."
1772 (while (looking-at "[ \t]")
1778 (if (re-search-forward "^[^ \n\t]" nil t)
1781 (goto-char (point-min)))
1783 (defun message-add-header (&rest headers)
1784 "Add the HEADERS to the message header, skipping those already present."
1787 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1788 (error "Invalid header `%s'" (car headers)))
1789 (setq hclean (match-string 1 (car headers)))
1791 (message-narrow-to-headers)
1792 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1793 (goto-char (point-max))
1794 (if (string-match "\n$" (car headers))
1795 (insert (car headers))
1796 (insert (car headers) ?\n)))))
1797 (setq headers (cdr headers))))
1799 (defmacro message-with-reply-buffer (&rest forms)
1800 "Evaluate FORMS in the reply buffer, if it exists."
1801 `(when (and message-reply-buffer
1802 (buffer-name message-reply-buffer))
1804 (set-buffer message-reply-buffer)
1807 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1808 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1810 (defun message-fetch-reply-field (header)
1811 "Fetch field HEADER from the message we're replying to."
1812 (message-with-reply-buffer
1814 (mail-narrow-to-head)
1815 (message-fetch-field header))))
1817 (defun message-strip-list-identifiers (subject)
1818 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1819 (require 'gnus-sum) ; for gnus-list-identifiers
1820 (let ((regexp (if (stringp gnus-list-identifiers)
1821 gnus-list-identifiers
1822 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1823 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1824 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1825 (concat (substring subject 0 (match-beginning 1))
1826 (or (match-string 3 subject)
1827 (match-string 5 subject))
1832 (defun message-strip-subject-re (subject)
1833 "Remove \"Re:\" from subject lines in string SUBJECT."
1834 (if (string-match message-subject-re-regexp subject)
1835 (substring subject (match-end 0))
1838 ;;; Start of functions adopted from `message-utils.el'.
1840 (defun message-strip-subject-trailing-was (subject)
1841 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
1842 Leading \"Re: \" is not stripped by this function. Use the function
1843 `message-strip-subject-re' for this."
1844 (let* ((query message-subject-trailing-was-query)
1849 message-subject-trailing-was-ask-regexp
1850 message-subject-trailing-was-regexp)
1853 (setq new (substring subject 0 (match-beginning 0))))
1854 (if (or (not found) (eq query nil))
1857 (if (message-y-or-n-p
1858 "Strip `(was: <old subject>)' in subject? " t
1860 "Strip `(was: <old subject>)' in subject "
1861 "and use the new one instead?\n\n"
1862 "Current subject is: \""
1864 "New subject would be: \""
1866 "See the variable `message-subject-trailing-was-query' "
1867 "to get rid of this query."
1872 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1874 (defun message-change-subject (new-subject)
1875 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1876 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
1879 (read-from-minibuffer "New subject: ")))
1880 (cond ((and (not (or (null new-subject) ; new subject not empty
1881 (zerop (string-width new-subject))
1882 (string-match "^[ \t]*$" new-subject))))
1886 (message-narrow-to-headers)
1887 (message-fetch-field "Subject"))))
1888 (cond ((not old-subject)
1889 (error "No current subject"))
1892 (regexp-quote new-subject)
1894 old-subject)) ; yes, it really is a new subject
1895 ;; delete eventual Re: prefix
1897 (message-strip-subject-re old-subject))
1898 (message-goto-subject)
1899 (message-delete-line)
1900 (insert (concat "Subject: "
1903 old-subject ")\n")))))))))
1905 (defun message-mark-inserted-region (beg end &optional verbatim)
1906 "Mark some region in the current article with enclosing tags.
1907 See `message-mark-insert-begin' and `message-mark-insert-end'.
1908 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
1909 (interactive "r\nP")
1911 ;; add to the end of the region first, otherwise end would be invalid
1913 (insert (if verbatim "#v-\n" message-mark-insert-end))
1915 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
1917 (defun message-mark-insert-file (file &optional verbatim)
1918 "Insert FILE at point, marking it with enclosing tags.
1919 See `message-mark-insert-begin' and `message-mark-insert-end'.
1920 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
1921 (interactive "fFile to insert: \nP")
1922 ;; reverse insertion to get correct result.
1924 (insert (if verbatim "#v-\n" message-mark-insert-end))
1926 (insert-file-contents file)
1928 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
1930 (defun message-add-archive-header ()
1931 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1932 The note can be customized using `message-archive-note'. When called with a
1933 prefix argument, ask for a text to insert. If you don't want the note in the
1934 body, set `message-archive-note' to nil."
1936 (if current-prefix-arg
1937 (setq message-archive-note
1938 (read-from-minibuffer "Reason for No-Archive: "
1939 (cons message-archive-note 0))))
1941 (if (message-goto-signature)
1942 (re-search-backward message-signature-separator))
1943 (when message-archive-note
1944 (insert message-archive-note)
1946 (message-add-header message-archive-header)
1947 (message-sort-headers)))
1949 (defun message-cross-post-followup-to-header (target-group)
1950 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1951 With prefix-argument just set Follow-Up, don't cross-post."
1953 (list ; Completion based on Gnus
1954 (completing-read "Followup To: "
1955 (if (boundp 'gnus-newsrc-alist)
1957 nil nil '("poster" . 0)
1958 (if (boundp 'gnus-group-history)
1959 'gnus-group-history))))
1960 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1961 (message-goto-newsgroups)
1963 ;; if we already did a crosspost before, kill old target
1964 (if (and message-cross-post-old-target
1966 (regexp-quote (concat "," message-cross-post-old-target))
1969 ;; unless (followup is to poster or user explicitly asked not
1970 ;; to cross-post, or target-group is already in Newsgroups)
1971 ;; add target-group to Newsgroups line.
1973 ;; def: cross-post, req:no
1974 (and message-cross-post-default (not current-prefix-arg))
1975 ;; def: no-cross-post, req:yes
1976 (and (not message-cross-post-default) current-prefix-arg))
1977 (not (string-match "poster" target-group))
1978 (not (string-match (regexp-quote target-group)
1979 (message-fetch-field "Newsgroups"))))
1981 (insert (concat "," target-group))))
1982 (end-of-line) ; ensure Followup: comes after Newsgroups:
1983 ;; unless new followup would be identical to Newsgroups line
1984 ;; make a new Followup-To line
1985 (if (not (string-match (concat "^[ \t]*"
1988 (message-fetch-field "Newsgroups")))
1989 (insert (concat "\nFollowup-To: " target-group)))
1990 (setq message-cross-post-old-target target-group))
1992 (defun message-cross-post-insert-note (target-group cross-post in-old
1994 "Insert a in message body note about a set Followup or Crosspost.
1995 If there have been previous notes, delete them. TARGET-GROUP specifies the
1996 group to Followup-To. When CROSS-POST is t, insert note about
1997 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1998 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1999 been made to before the user asked for a Crosspost."
2000 ;; start scanning body for previous uses
2001 (message-goto-signature)
2002 (let ((head (re-search-backward
2003 (concat "^" mail-header-separator)
2004 nil t))) ; just search in body
2005 (message-goto-signature)
2006 (while (re-search-backward
2007 (concat "^" (regexp-quote message-cross-post-note) ".*")
2009 (message-delete-line))
2010 (message-goto-signature)
2011 (while (re-search-backward
2012 (concat "^" (regexp-quote message-followup-to-note) ".*")
2014 (message-delete-line))
2016 (if (message-goto-signature)
2017 (re-search-backward message-signature-separator))
2020 (string-match "^[ \t]*poster[ \t]*$" target-group))
2021 (insert (concat message-followup-to-note target-group "\n"))
2022 (insert (concat message-cross-post-note target-group "\n")))))
2024 (defun message-cross-post-followup-to (target-group)
2025 "Crossposts message and set Followup-To to TARGET-GROUP.
2026 With prefix-argument just set Follow-Up, don't cross-post."
2028 (list ; Completion based on Gnus
2029 (completing-read "Followup To: "
2030 (if (boundp 'gnus-newsrc-alist)
2032 nil nil '("poster" . 0)
2033 (if (boundp 'gnus-group-history)
2034 'gnus-group-history))))
2035 (cond ((not (or (null target-group) ; new subject not empty
2036 (zerop (string-width target-group))
2037 (string-match "^[ \t]*$" target-group)))
2039 (let* ((old-groups (message-fetch-field "Newsgroups"))
2040 (in-old (string-match
2041 (regexp-quote target-group)
2042 (or old-groups ""))))
2043 ;; check whether target exactly matches old Newsgroups
2044 (cond ((not old-groups)
2045 (error "No current newsgroup"))
2049 (regexp-quote target-group)
2052 ;; yes, Newsgroups line must change
2053 (message-cross-post-followup-to-header target-group)
2054 ;; insert note whether we do cross-post or followup-to
2055 (funcall message-cross-post-note-function
2057 (if (or (and message-cross-post-default
2058 (not current-prefix-arg))
2059 (and (not message-cross-post-default)
2060 current-prefix-arg)) t)
2061 in-old old-groups))))))))
2063 ;;; Reduce To: to Cc: or Bcc: header
2065 (defun message-reduce-to-to-cc ()
2066 "Replace contents of To: header with contents of Cc: or Bcc: header."
2069 (save-restriction (message-narrow-to-headers)
2070 (message-fetch-field "cc")))
2072 (if (and (not cc-content)
2075 (message-narrow-to-headers)
2076 (message-fetch-field "bcc"))))
2081 (message-delete-line)
2082 (insert (concat "To: " cc-content "\n"))
2084 (message-narrow-to-headers)
2085 (message-remove-header (if bcc
2089 ;;; End of functions adopted from `message-utils.el'.
2091 (defun message-remove-header (header &optional is-regexp first reverse)
2092 "Remove HEADER in the narrowed buffer.
2093 If IS-REGEXP, HEADER is a regular expression.
2094 If FIRST, only remove the first instance of the header.
2095 Return the number of headers removed."
2096 (goto-char (point-min))
2097 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2099 (case-fold-search t)
2101 (while (and (not (eobp))
2104 (not (looking-at regexp))
2105 (looking-at regexp))
2112 ;; There might be a continuation header, so we have to search
2113 ;; until we find a new non-continuation line.
2116 (if (re-search-forward "^[^ \t]" nil t)
2117 (goto-char (match-beginning 0))
2120 (if (re-search-forward "^[^ \t]" nil t)
2121 (goto-char (match-beginning 0))
2122 (goto-char (point-max)))))
2125 (defun message-remove-first-header (header)
2126 "Remove the first instance of HEADER if there is more than one."
2128 (regexp (concat "^" (regexp-quote header) ":")))
2130 (goto-char (point-min))
2131 (while (re-search-forward regexp nil t)
2134 (message-remove-header header nil t)
2137 (defun message-narrow-to-headers ()
2138 "Narrow the buffer to the head of the message."
2141 (goto-char (point-min))
2142 (if (re-search-forward
2143 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2146 (goto-char (point-min)))
2148 (defun message-narrow-to-head-1 ()
2149 "Like `message-narrow-to-head'. Don't widen."
2151 (goto-char (point-min))
2152 (if (search-forward "\n\n" nil 1)
2155 (goto-char (point-min)))
2157 (defun message-narrow-to-head ()
2158 "Narrow the buffer to the head of the message.
2159 Point is left at the beginning of the narrowed-to region."
2161 (message-narrow-to-head-1))
2163 (defun message-narrow-to-headers-or-head ()
2164 "Narrow the buffer to the head of the message."
2167 (goto-char (point-min))
2170 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2171 (match-beginning 0))
2172 ((search-forward "\n\n" nil t)
2176 (goto-char (point-min)))
2178 (defun message-news-p ()
2179 "Say whether the current buffer contains a news message."
2180 (and (not message-this-is-mail)
2181 (or message-this-is-news
2184 (message-narrow-to-headers)
2185 (and (message-fetch-field "newsgroups")
2186 (not (message-fetch-field "posted-to"))))))))
2188 (defun message-mail-p ()
2189 "Say whether the current buffer contains a mail message."
2190 (and (not message-this-is-news)
2191 (or message-this-is-mail
2194 (message-narrow-to-headers)
2195 (or (message-fetch-field "to")
2196 (message-fetch-field "cc")
2197 (message-fetch-field "bcc")))))))
2199 (defun message-subscribed-p ()
2200 "Say whether we need to insert a MFT header."
2201 (or message-subscribed-regexps
2202 message-subscribed-addresses
2203 message-subscribed-address-file
2204 message-subscribed-address-functions))
2206 (defun message-next-header ()
2207 "Go to the beginning of the next header."
2209 (or (eobp) (forward-char 1))
2210 (not (if (re-search-forward "^[^ \t]" nil t)
2212 (goto-char (point-max)))))
2214 (defun message-sort-headers-1 ()
2215 "Sort the buffer as headers using `message-rank' text props."
2216 (goto-char (point-min))
2219 nil 'message-next-header
2221 (message-next-header)
2225 (or (get-text-property (point) 'message-rank)
2228 (defun message-sort-headers ()
2229 "Sort the headers of the current message according to `message-header-format-alist'."
2233 (let ((max (1+ (length message-header-format-alist)))
2235 (message-narrow-to-headers)
2236 (while (re-search-forward "^[^ \n]+:" nil t)
2238 (match-beginning 0) (1+ (match-beginning 0))
2240 (if (setq rank (length (memq (assq (intern (buffer-substring
2242 (1- (match-end 0))))
2243 message-header-format-alist)
2244 message-header-format-alist)))
2247 (message-sort-headers-1))))
2249 (defun message-kill-address ()
2250 "Kill the address under point."
2252 (let ((start (point)))
2253 (message-skip-to-next-address)
2254 (kill-region start (point))))
2257 (defun message-info (&optional arg)
2258 "Display the Message manual.
2260 Prefixed with one \\[universal-argument], display the Emacs MIME manual.
2261 Prefixed with two \\[universal-argument]'s, display the PGG manual."
2263 (cond ((eq arg 16) (Info-goto-node "(pgg)Top"))
2264 ((eq arg 4) (Info-goto-node "(emacs-mime)Top"))
2265 (t (Info-goto-node "(message)Top"))))
2275 (defvar message-mode-map nil)
2277 (unless message-mode-map
2278 (setq message-mode-map (make-keymap))
2279 (set-keymap-parent message-mode-map text-mode-map)
2280 (define-key message-mode-map "\C-c?" 'describe-mode)
2282 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2283 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2284 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2285 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2286 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2287 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2288 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2289 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2290 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2291 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2292 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2293 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2294 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2295 (define-key message-mode-map "\C-c\C-f\C-i"
2296 'message-insert-or-toggle-importance)
2297 (define-key message-mode-map "\C-c\C-f\C-a"
2298 'message-generate-unsubscribed-mail-followup-to)
2300 ;; modify headers (and insert notes in body)
2301 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2303 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2304 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2305 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2306 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2307 ;; mark inserted text
2308 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2309 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2311 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2312 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2314 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2315 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2316 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2317 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2318 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2320 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2321 (define-key message-mode-map "\C-c\M-n"
2322 'message-insert-disposition-notification-to)
2324 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2325 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2326 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2327 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2328 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2329 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2330 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2331 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2333 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2334 (define-key message-mode-map "\C-c\C-s" 'message-send)
2335 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2336 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2337 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2339 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2340 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2341 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2342 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2343 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2344 (define-key message-mode-map [remap split-line] 'message-split-line)
2346 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2348 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2349 (define-key message-mode-map "\t" 'message-tab)
2350 (define-key message-mode-map "\M-;" 'comment-region))
2353 message-mode-menu message-mode-map "Message Menu."
2355 ["Yank Original" message-yank-original message-reply-buffer]
2356 ["Fill Yanked Message" message-fill-yanked-message t]
2357 ["Insert Signature" message-insert-signature t]
2358 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2359 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2360 ["Elide Region" message-elide-region
2361 :active (message-mark-active-p)
2362 ,@(if (featurep 'xemacs) nil
2363 '(:help "Replace text in region with an ellipsis"))]
2364 ["Delete Outside Region" message-delete-not-region
2365 :active (message-mark-active-p)
2366 ,@(if (featurep 'xemacs) nil
2367 '(:help "Delete all quoted text outside region"))]
2368 ["Kill To Signature" message-kill-to-signature t]
2369 ["Newline and Reformat" message-newline-and-reformat t]
2370 ["Rename buffer" message-rename-buffer t]
2371 ["Spellcheck" ispell-message
2372 ,@(if (featurep 'xemacs) '(t)
2373 '(:help "Spellcheck this message"))]
2375 ["Insert Region Marked" message-mark-inserted-region
2376 :active (message-mark-active-p)
2377 ,@(if (featurep 'xemacs) nil
2378 '(:help "Mark region with enclosing tags"))]
2379 ["Insert File Marked..." message-mark-insert-file
2380 ,@(if (featurep 'xemacs) '(t)
2381 '(:help "Insert file at point marked with enclosing tags"))]
2383 ["Send Message" message-send-and-exit
2384 ,@(if (featurep 'xemacs) '(t)
2385 '(:help "Send this message"))]
2386 ["Postpone Message" message-dont-send
2387 ,@(if (featurep 'xemacs) '(t)
2388 '(:help "File this draft message and exit"))]
2389 ["Send at Specific Time..." gnus-delay-article
2390 ,@(if (featurep 'xemacs) '(t)
2391 '(:help "Ask, then arrange to send message at that time"))]
2392 ["Kill Message" message-kill-buffer
2393 ,@(if (featurep 'xemacs) '(t)
2394 '(:help "Delete this message without sending"))]
2396 ["Message manual" message-info
2397 ,@(if (featurep 'xemacs) '(t)
2398 '(:help "Display the Message manual"))]))
2401 message-mode-field-menu message-mode-map ""
2403 ["To" message-goto-to t]
2404 ["From" message-goto-from t]
2405 ["Subject" message-goto-subject t]
2406 ["Change subject..." message-change-subject t]
2407 ["Cc" message-goto-cc t]
2408 ["Bcc" message-goto-bcc t]
2409 ["Fcc" message-goto-fcc t]
2410 ["Reply-To" message-goto-reply-to t]
2411 ["Flag As Important" message-insert-importance-high
2412 ,@(if (featurep 'xemacs) '(t)
2413 '(:help "Mark this message as important"))]
2414 ["Flag As Unimportant" message-insert-importance-low
2415 ,@(if (featurep 'xemacs) '(t)
2416 '(:help "Mark this message as unimportant"))]
2418 message-insert-disposition-notification-to
2419 ,@(if (featurep 'xemacs) '(t)
2420 '(:help "Request a receipt notification"))]
2422 ;; (typical) news stuff
2423 ["Summary" message-goto-summary t]
2424 ["Keywords" message-goto-keywords t]
2425 ["Newsgroups" message-goto-newsgroups t]
2426 ["Fetch Newsgroups" message-insert-newsgroups t]
2427 ["Followup-To" message-goto-followup-to t]
2428 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2429 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2430 ["Distribution" message-goto-distribution t]
2431 ["Expires" message-insert-expires t ]
2432 ["X-No-Archive" message-add-archive-header t ]
2434 ;; (typical) mailing-lists stuff
2435 ["Fetch To" message-insert-to
2436 ,@(if (featurep 'xemacs) '(t)
2437 '(:help "Insert a To header that points to the author."))]
2438 ["Fetch To and Cc" message-insert-wide-reply
2439 ,@(if (featurep 'xemacs) '(t)
2441 "Insert To and Cc headers as if you were doing a wide reply."))]
2443 ["Send to list only" message-to-list-only t]
2444 ["Mail-Followup-To" message-goto-mail-followup-to t]
2445 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2446 ,@(if (featurep 'xemacs) '(t)
2447 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2448 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2450 ["Sort Headers" message-sort-headers t]
2451 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2452 ;; We hide `message-hidden-headers' by narrowing the buffer.
2453 ["Show Hidden Headers" widen t]
2454 ["Goto Body" message-goto-body t]
2455 ["Goto Signature" message-goto-signature t]))
2457 (defvar message-tool-bar-map nil)
2460 (defvar facemenu-add-face-function)
2461 (defvar facemenu-remove-face-function))
2463 ;;; Forbidden properties
2465 ;; We use `after-change-functions' to keep special text properties
2466 ;; that interfer with the normal function of message mode out of the
2469 (defcustom message-strip-special-text-properties t
2470 "Strip special properties from the message buffer.
2472 Emacs has a number of special text properties which can break message
2473 composing in various ways. If this option is set, message will strip
2474 these properties from the message composition buffer. However, some
2475 packages requires these properties to be present in order to work.
2476 If you use one of these packages, turn this option off, and hope the
2477 message composition doesn't break too bad."
2479 :group 'message-various
2480 :link '(custom-manual "(message)Various Message Variables")
2483 (defconst message-forbidden-properties
2484 ;; No reason this should be clutter up customize. We make it a
2485 ;; property list (rather than a list of property symbols), to be
2486 ;; directly useful for `remove-text-properties'.
2487 '(field nil read-only nil invisible nil intangible nil
2488 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2489 insert-behind-hooks nil point-entered nil point-left nil)
2490 ;; Other special properties:
2491 ;; category, face, display: probably doesn't do any harm.
2492 ;; fontified: is used by font-lock.
2493 ;; syntax-table, local-map: I dunno.
2494 ;; We need to add XEmacs names to the list.
2495 "Property list of with properties forbidden in message buffers.
2496 The values of the properties are ignored, only the property names are used.")
2498 (defun message-tamago-not-in-use-p (pos)
2499 "Return t when tamago version 4 is not in use at the cursor position.
2500 Tamago version 4 is a popular input method for writing Japanese text.
2501 It uses the properties `intangible', `invisible', `modification-hooks'
2502 and `read-only' when translating ascii or kana text to kanji text.
2503 These properties are essential to work, so we should never strip them."
2504 (not (and (boundp 'egg-modefull-mode)
2505 (symbol-value 'egg-modefull-mode)
2506 (or (memq (get-text-property pos 'intangible)
2507 '(its-part-1 its-part-2))
2508 (get-text-property pos 'egg-end)
2509 (get-text-property pos 'egg-lang)
2510 (get-text-property pos 'egg-start)))))
2512 (defun message-strip-forbidden-properties (begin end &optional old-length)
2513 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2514 This function is intended to be called from `after-change-functions'.
2515 See also `message-forbidden-properties'."
2516 (when (and message-strip-special-text-properties
2517 (message-tamago-not-in-use-p begin))
2518 (let ((buffer-read-only nil)
2519 (inhibit-read-only t))
2520 (remove-text-properties begin end message-forbidden-properties))))
2523 (define-derived-mode message-mode text-mode "Message"
2524 "Major mode for editing mail and news to be sent.
2525 Like Text Mode but with these additional commands:\\<message-mode-map>
2526 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2527 C-c C-d Postpone sending the message C-c C-k Kill the message
2528 C-c C-f move to a header field (and create it if there isn't):
2529 C-c C-f C-t move to To C-c C-f C-s move to Subject
2530 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2531 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2532 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2533 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2534 C-c C-f C-o move to From (\"Originator\")
2535 C-c C-f C-f move to Followup-To
2536 C-c C-f C-m move to Mail-Followup-To
2537 C-c C-f C-e move to Expires
2538 C-c C-f C-i cycle through Importance values
2539 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2540 C-c C-f x crossposting with FollowUp-To header and note in body
2541 C-c C-f t replace To: header with contents of Cc: or Bcc:
2542 C-c C-f a Insert X-No-Archive: header and a note in the body
2543 C-c C-t `message-insert-to' (add a To header to a news followup)
2544 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2545 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2546 C-c C-b `message-goto-body' (move to beginning of message text).
2547 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2548 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2549 C-c C-y `message-yank-original' (insert current message, if any).
2550 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2551 C-c C-e `message-elide-region' (elide the text between point and mark).
2552 C-c C-v `message-delete-not-region' (remove the text outside the region).
2553 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2554 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2555 C-c C-a `mml-attach-file' (attach a file as MIME).
2556 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2557 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2558 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2559 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2560 M-RET `message-newline-and-reformat' (break the line and reformat)."
2561 (setq local-abbrev-table text-mode-abbrev-table)
2562 (set (make-local-variable 'message-reply-buffer) nil)
2563 (set (make-local-variable 'message-inserted-headers) nil)
2564 (set (make-local-variable 'message-send-actions) nil)
2565 (set (make-local-variable 'message-exit-actions) nil)
2566 (set (make-local-variable 'message-kill-actions) nil)
2567 (set (make-local-variable 'message-postpone-actions) nil)
2568 (set (make-local-variable 'message-draft-article) nil)
2569 (setq buffer-offer-save t)
2570 (set (make-local-variable 'facemenu-add-face-function)
2572 (let ((face-fun (cdr (assq face message-face-alist))))
2574 (funcall face-fun (point) end)
2575 (error "Face %s not configured for %s mode" face mode-name)))
2577 (set (make-local-variable 'facemenu-remove-face-function) t)
2578 (set (make-local-variable 'message-reply-headers) nil)
2579 (make-local-variable 'message-newsreader)
2580 (make-local-variable 'message-mailer)
2581 (make-local-variable 'message-post-method)
2582 (set (make-local-variable 'message-sent-message-via) nil)
2583 (set (make-local-variable 'message-checksum) nil)
2584 (set (make-local-variable 'message-mime-part) 0)
2585 (message-setup-fill-variables)
2586 ;; Allow using comment commands to add/remove quoting.
2587 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2588 (when message-yank-prefix
2589 (set (make-local-variable 'comment-start) message-yank-prefix)
2590 (set (make-local-variable 'comment-start-skip)
2591 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2592 (if (featurep 'xemacs)
2593 (message-setup-toolbar)
2594 (set (make-local-variable 'font-lock-defaults)
2595 '(message-font-lock-keywords t))
2596 (if (boundp 'tool-bar-map)
2597 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar))))
2598 (easy-menu-add message-mode-menu message-mode-map)
2599 (easy-menu-add message-mode-field-menu message-mode-map)
2600 (gnus-make-local-hook 'after-change-functions)
2601 ;; Mmmm... Forbidden properties...
2602 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2604 ;; Allow mail alias things.
2605 (when (eq message-mail-alias-type 'abbrev)
2606 (if (fboundp 'mail-abbrevs-setup)
2607 (mail-abbrevs-setup)
2608 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2609 (mail-aliases-setup))))
2610 (unless buffer-file-name
2611 (message-set-auto-save-file-name))
2612 (unless (buffer-base-buffer)
2613 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2614 ;; multibyte is not necessary at all. -- zsh
2615 (mm-enable-multibyte))
2616 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2619 (defun message-setup-fill-variables ()
2620 "Setup message fill variables."
2621 (set (make-local-variable 'fill-paragraph-function)
2622 'message-fill-paragraph)
2623 (make-local-variable 'paragraph-separate)
2624 (make-local-variable 'paragraph-start)
2625 (make-local-variable 'adaptive-fill-regexp)
2626 (unless (boundp 'adaptive-fill-first-line-regexp)
2627 (setq adaptive-fill-first-line-regexp nil))
2628 (make-local-variable 'adaptive-fill-first-line-regexp)
2629 (let ((quote-prefix-regexp
2630 ;; User should change message-cite-prefix-regexp if
2631 ;; message-yank-prefix is set to an abnormal value.
2632 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2633 (setq paragraph-start
2635 (regexp-quote mail-header-separator) "$\\|"
2636 "[ \t]*$\\|" ; blank lines
2637 "-- $\\|" ; signature delimiter
2638 "---+$\\|" ; delimiters for forwarded messages
2639 page-delimiter "$\\|" ; spoiler warnings
2640 ".*wrote:$\\|" ; attribution lines
2641 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2643 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2644 (setq paragraph-separate paragraph-start)
2645 (setq adaptive-fill-regexp
2646 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2647 (setq adaptive-fill-first-line-regexp
2648 (concat quote-prefix-regexp "\\|"
2649 adaptive-fill-first-line-regexp)))
2650 (make-local-variable 'auto-fill-inhibit-regexp)
2651 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2652 (setq auto-fill-inhibit-regexp nil)
2653 (make-local-variable 'normal-auto-fill-function)
2654 (setq normal-auto-fill-function 'message-do-auto-fill)
2655 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2656 ;; In that case, ensure that it uses the right function. The real
2657 ;; solution would be not to use `define-derived-mode', and run
2658 ;; `text-mode-hook' ourself at the end of the mode.
2659 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2660 (when auto-fill-function
2661 (setq auto-fill-function normal-auto-fill-function)))
2666 ;;; Message mode commands
2669 ;;; Movement commands
2671 (defun message-goto-to ()
2672 "Move point to the To header."
2674 (message-position-on-field "To"))
2676 (defun message-goto-from ()
2677 "Move point to the From header."
2679 (message-position-on-field "From"))
2681 (defun message-goto-subject ()
2682 "Move point to the Subject header."
2684 (message-position-on-field "Subject"))
2686 (defun message-goto-cc ()
2687 "Move point to the Cc header."
2689 (message-position-on-field "Cc" "To"))
2691 (defun message-goto-bcc ()
2692 "Move point to the Bcc header."
2694 (message-position-on-field "Bcc" "Cc" "To"))
2696 (defun message-goto-fcc ()
2697 "Move point to the Fcc header."
2699 (message-position-on-field "Fcc" "To" "Newsgroups"))
2701 (defun message-goto-reply-to ()
2702 "Move point to the Reply-To header."
2704 (message-position-on-field "Reply-To" "Subject"))
2706 (defun message-goto-newsgroups ()
2707 "Move point to the Newsgroups header."
2709 (message-position-on-field "Newsgroups"))
2711 (defun message-goto-distribution ()
2712 "Move point to the Distribution header."
2714 (message-position-on-field "Distribution"))
2716 (defun message-goto-followup-to ()
2717 "Move point to the Followup-To header."
2719 (message-position-on-field "Followup-To" "Newsgroups"))
2721 (defun message-goto-mail-followup-to ()
2722 "Move point to the Mail-Followup-To header."
2724 (message-position-on-field "Mail-Followup-To" "To"))
2726 (defun message-goto-keywords ()
2727 "Move point to the Keywords header."
2729 (message-position-on-field "Keywords" "Subject"))
2731 (defun message-goto-summary ()
2732 "Move point to the Summary header."
2734 (message-position-on-field "Summary" "Subject"))
2736 (defun message-goto-body (&optional interactivep)
2737 "Move point to the beginning of the message body."
2738 (interactive (list t))
2739 (when (and interactivep
2740 (looking-at "[ \t]*\n"))
2742 (goto-char (point-min))
2743 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2744 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2746 (defun message-goto-eoh ()
2747 "Move point to the end of the headers."
2752 (defun message-in-body-p ()
2753 "Return t if point is in the message body."
2754 (let ((body (save-excursion (message-goto-body) (point))))
2757 (defun message-goto-signature ()
2758 "Move point to the beginning of the message signature.
2759 If there is no signature in the article, go to the end and
2762 (goto-char (point-min))
2763 (if (re-search-forward message-signature-separator nil t)
2765 (goto-char (point-max))
2768 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2769 "Insert a reasonable MFT header in a post to an unsubscribed list.
2770 When making original posts to a mailing list you are not subscribed to,
2771 you have to type in a MFT header by hand. The contents, usually, are
2772 the addresses of the list and your own address. This function inserts
2773 such a header automatically. It fetches the contents of the To: header
2774 in the current mail buffer, and appends the current `user-mail-address'.
2776 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2777 Cc: header are also put into the MFT."
2782 (message-narrow-to-headers)
2783 (message-remove-header "Mail-Followup-To")
2784 (setq cc (and include-cc (message-fetch-field "Cc")))
2786 (concat (message-fetch-field "To") "," cc)
2787 (message-fetch-field "To"))))
2788 (message-goto-mail-followup-to)
2789 (insert (concat tos ", " user-mail-address))))
2793 (defun message-insert-to (&optional force)
2794 "Insert a To header that points to the author of the article being replied to.
2795 If the original author requested not to be sent mail, don't insert unless the
2796 prefix FORCE is given."
2798 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
2799 (dont (and mct (or (equal (downcase mct) "never")
2800 (equal (downcase mct) "nobody"))))
2801 (to (or (message-fetch-reply-field "mail-reply-to")
2802 (message-fetch-reply-field "reply-to")
2803 (message-fetch-reply-field "from"))))
2807 "Ignoring the user request not to have copies sent via mail"
2808 "Complying with the user request not to have copies sent via mail")))
2809 (when (and force (not to))
2810 (error "No mail address in the article"))
2811 (when (and to (or force (not dont)))
2812 (message-carefully-insert-headers (list (cons 'To to))))))
2814 (defun message-insert-wide-reply ()
2815 "Insert To and Cc headers as if you were doing a wide reply."
2817 (let ((headers (message-with-reply-buffer
2818 (message-get-reply-headers t))))
2819 (message-carefully-insert-headers headers)))
2821 (defcustom message-header-synonyms
2823 "List of lists of header synonyms.
2824 E.g., if this list contains a member list with elements `Cc' and `To',
2825 then `message-carefully-insert-headers' will not insert a `To' header
2826 when the message is already `Cc'ed to the recipient."
2828 :group 'message-headers
2829 :link '(custom-manual "(message)Message Headers")
2830 :type '(repeat sexp))
2832 (defun message-carefully-insert-headers (headers)
2833 "Insert the HEADERS, an alist, into the message buffer.
2834 Does not insert the headers when they are already present there
2835 or in the synonym headers, defined by `message-header-synonyms'."
2836 ;; FIXME: Should compare only the address and not the full name. Comparison
2837 ;; should be done case-folded (and with `string=' rather than
2839 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
2840 (dolist (header headers)
2841 (let* ((header-name (symbol-name (car header)))
2842 (new-header (cdr header))
2843 (synonyms (loop for synonym in message-header-synonyms
2844 when (memq (car header) synonym) return synonym))
2846 (loop for synonym in synonyms
2847 for old-header = (mail-fetch-field (symbol-name synonym))
2848 when (and old-header (string-match new-header old-header))
2851 (message "already have `%s' in `%s'" new-header old-header)
2852 (when (and (message-position-on-field header-name)
2853 (setq old-header (mail-fetch-field header-name))
2854 (not (string-match "\\` *\\'" old-header)))
2856 (insert new-header)))))
2858 (defun message-widen-reply ()
2859 "Widen the reply to include maximum recipients."
2862 (and message-reply-buffer
2863 (buffer-name message-reply-buffer)
2865 (set-buffer message-reply-buffer)
2866 (message-get-reply-headers t)))))
2869 (message-narrow-to-headers)
2870 (dolist (elem follow-to)
2871 (message-remove-header (symbol-name (car elem)))
2872 (goto-char (point-min))
2873 (insert (symbol-name (car elem)) ": "
2874 (cdr elem) "\n"))))))
2876 (defun message-insert-newsgroups ()
2877 "Insert the Newsgroups header from the article being replied to."
2879 (when (and (message-position-on-field "Newsgroups")
2880 (mail-fetch-field "newsgroups")
2881 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2883 (insert (or (message-fetch-reply-field "newsgroups") "")))
2887 ;;; Various commands
2889 (defun message-delete-not-region (beg end)
2890 "Delete everything in the body of the current message outside of the region."
2895 ;; snarf citation prefix, if appropriate
2896 (unless (eq (point) (progn (beginning-of-line) (point)))
2897 (when (looking-at message-cite-prefix-regexp)
2898 (setq citeprefix (match-string 0))))
2900 (delete-region (point) (if (not (message-goto-signature))
2906 (delete-region beg (progn (message-goto-body)
2910 (insert citeprefix))))
2911 (when (message-goto-signature)
2914 (defun message-kill-to-signature (&optional arg)
2915 "Kill all text up to the signature.
2916 If a numberic argument or prefix arg is given, leave that number
2917 of lines before the signature intact."
2921 (let ((point (point)))
2922 (narrow-to-region point (point-max))
2923 (message-goto-signature)
2925 (if (and arg (numberp arg))
2926 (forward-line (- -1 arg))
2928 (unless (= point (point))
2929 (kill-region point (point))
2933 (defun message-newline-and-reformat (&optional arg not-break)
2934 "Insert four newlines, and then reformat if inside quoted text.
2935 Prefix arg means justify as well."
2936 (interactive (list (if current-prefix-arg 'full)))
2937 (let (quoted point beg end leading-space bolp fill-paragraph-function)
2938 (setq point (point))
2941 (setq bolp (= beg point))
2942 ;; Find first line of the paragraph.
2944 (while (and (not (eobp))
2945 (not (looking-at message-cite-prefix-regexp))
2946 (looking-at paragraph-start))
2949 (when (looking-at message-cite-prefix-regexp)
2950 (setq quoted (match-string 0))
2951 (goto-char (match-end 0))
2952 (looking-at "[ \t]*")
2953 (setq leading-space (match-string 0)))
2957 (< (- point beg) (length quoted)))
2958 ;; break inside the cite prefix.
2964 (while (and (not (eobp))
2965 (not (looking-at paragraph-separate))
2966 (looking-at message-cite-prefix-regexp)
2967 (equal quoted (match-string 0)))
2968 (goto-char (match-end 0))
2969 (looking-at "[ \t]*")
2970 (if (> (length leading-space) (length (match-string 0)))
2971 (setq leading-space (match-string 0)))
2975 (while (and (if (bobp) nil (forward-line -1) t)
2976 (not (looking-at paragraph-start))
2977 (looking-at message-cite-prefix-regexp)
2978 (equal quoted (match-string 0)))
2980 (goto-char (match-end 0))
2981 (looking-at "[ \t]*")
2982 (if (> (length leading-space) (length (match-string 0)))
2983 (setq leading-space (match-string 0)))))
2984 (while (and (not (eobp))
2985 (not (looking-at paragraph-separate))
2986 (not (looking-at message-cite-prefix-regexp)))
2990 (while (and (if (bobp) nil (forward-line -1) t)
2991 (not (looking-at paragraph-start))
2992 (not (looking-at message-cite-prefix-regexp)))
2993 (setq beg (point))))
2996 (narrow-to-region beg end)
3003 (setq point (point))
3004 ;; (newline 2) doesn't mark both newline's as hard, so call
3005 ;; newline twice. -jas
3008 (delete-region (point) (re-search-forward "[ \t]*"))
3009 (when (and quoted (not bolp))
3010 (insert quoted leading-space)))
3013 (let* ((adaptive-fill-regexp
3014 (regexp-quote (concat quoted leading-space)))
3015 (adaptive-fill-first-line-regexp
3016 adaptive-fill-regexp ))
3017 (fill-paragraph arg))
3018 (fill-paragraph arg))
3019 (if point (goto-char point)))))
3021 (defun message-fill-paragraph (&optional arg)
3022 "Message specific function to fill a paragraph.
3023 This function is used as the value of `fill-paragraph-function' in
3024 Message buffers and is not meant to be called directly."
3025 (interactive (list (if current-prefix-arg 'full)))
3026 (if (if (boundp 'filladapt-mode) filladapt-mode)
3028 (if (message-point-in-header-p)
3029 (message-fill-field)
3030 (message-newline-and-reformat arg t))
3033 ;; Is it better to use `mail-header-end'?
3034 (defun message-point-in-header-p ()
3035 "Return t if point is in the header."
3038 (goto-char (point-min))
3039 (not (re-search-forward
3040 (concat "^" (regexp-quote mail-header-separator) "\n")
3043 (defun message-do-auto-fill ()
3044 "Like `do-auto-fill', but don't fill in message header."
3045 (unless (message-point-in-header-p)
3048 (defun message-insert-signature (&optional force)
3049 "Insert a signature. See documentation for variable `message-signature'."
3050 (interactive (list 0))
3053 ((and (null message-signature)
3056 (goto-char (point-max))
3057 (not (re-search-backward message-signature-separator nil t))))
3058 ((and (null message-signature)
3061 ((functionp message-signature)
3062 (funcall message-signature))
3063 ((listp message-signature)
3064 (eval message-signature))
3065 (t message-signature)))
3067 (cond ((stringp signature)
3069 ((and (eq t signature)
3070 message-signature-file
3071 (file-exists-p message-signature-file))
3074 (goto-char (point-max))
3075 ;; Insert the signature.
3078 (when message-signature-insert-empty-line
3081 (if (eq signature t)
3082 (insert-file-contents message-signature-file)
3084 (goto-char (point-max))
3085 (or (bolp) (insert "\n")))))
3087 (defun message-insert-importance-high ()
3088 "Insert header to mark message as important."
3092 (message-narrow-to-headers)
3093 (message-remove-header "Importance"))
3095 (insert "Importance: high\n")))
3097 (defun message-insert-importance-low ()
3098 "Insert header to mark message as unimportant."
3102 (message-narrow-to-headers)
3103 (message-remove-header "Importance"))
3105 (insert "Importance: low\n")))
3107 (defun message-insert-or-toggle-importance ()
3108 "Insert a \"Importance: high\" header, or cycle through the header values.
3109 The three allowed values according to RFC 1327 are `high', `normal'
3113 (let ((valid '("high" "normal" "low"))
3117 (message-narrow-to-headers)
3118 (when (setq cur (message-fetch-field "Importance"))
3119 (message-remove-header "Importance")
3120 (setq new (cond ((string= cur "high")
3122 ((string= cur "low")
3127 (insert (format "Importance: %s\n" new)))))
3129 (defun message-insert-disposition-notification-to ()
3130 "Request a disposition notification (return receipt) to this message.
3131 Note that this should not be used in newsgroups."
3135 (message-narrow-to-headers)
3136 (message-remove-header "Disposition-Notification-To"))
3138 (insert (format "Disposition-Notification-To: %s\n"
3139 (or (message-field-value "Reply-to")
3140 (message-field-value "From")
3141 (message-make-from))))))
3143 (defun message-elide-region (b e)
3144 "Elide the text in the region.
3145 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3149 (insert message-elide-ellipsis))
3151 (defvar message-caesar-translation-table nil)
3153 (defun message-caesar-region (b e &optional n)
3154 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3157 (min (point) (or (mark t) (point)))
3158 (max (point) (or (mark t) (point)))
3159 (when current-prefix-arg
3160 (prefix-numeric-value current-prefix-arg))))
3162 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3163 (unless (or (zerop n) ; no action needed for a rot of 0
3164 (= b e)) ; no region to rotate
3165 ;; We build the table, if necessary.
3166 (when (or (not message-caesar-translation-table)
3167 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3168 (setq message-caesar-translation-table
3169 (message-make-caesar-translation-table n)))
3170 (translate-region b e message-caesar-translation-table)))
3172 (defun message-make-caesar-translation-table (n)
3173 "Create a rot table with offset N."
3175 (table (make-string 256 0)))
3176 (while (< (incf i) 256)
3179 (substring table 0 ?A)
3180 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3181 (substring table ?A (+ ?A n))
3182 (substring table (+ ?A 26) ?a)
3183 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3184 (substring table ?a (+ ?a n))
3185 (substring table (+ ?a 26) 255))))
3187 (defun message-caesar-buffer-body (&optional rotnum)
3188 "Caesar rotate all letters in the current buffer by 13 places.
3189 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3190 With prefix arg, specifies the number of places to rotate each letter forward.
3191 Mail and USENET news headers are not rotated."
3192 (interactive (if current-prefix-arg
3193 (list (prefix-numeric-value current-prefix-arg))
3197 (when (message-goto-body)
3198 (narrow-to-region (point) (point-max)))
3199 (message-caesar-region (point-min) (point-max) rotnum))))
3201 (defun message-pipe-buffer-body (program)
3202 "Pipe the message body in the current buffer through PROGRAM."
3205 (when (message-goto-body)
3206 (narrow-to-region (point) (point-max)))
3207 (shell-command-on-region
3208 (point-min) (point-max) program nil t))))
3210 (defun message-rename-buffer (&optional enter-string)
3211 "Rename the *message* buffer to \"*message* RECIPIENT\".
3212 If the function is run with a prefix, it will ask for a new buffer
3213 name, rather than giving an automatic name."
3214 (interactive "Pbuffer name: ")
3217 (goto-char (point-min))
3218 (narrow-to-region (point)
3219 (search-forward mail-header-separator nil 'end))
3221 (if (message-news-p) (message-fetch-field "Newsgroups")
3222 (message-fetch-field "To"))
3225 (if (string-match "," mail-to)
3226 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3228 (name-default (concat "*message* " mail-trimmed-to))
3229 (name (if enter-string
3230 (read-string "New buffer name: " name-default)
3232 (rename-buffer name t)))))
3234 (defun message-fill-yanked-message (&optional justifyp)
3235 "Fill the paragraphs of a message yanked into this one.
3236 Numeric argument means justify as well."
3239 (goto-char (point-min))
3240 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3241 (let ((fill-prefix message-yank-prefix))
3242 (fill-individual-paragraphs (point) (point-max) justifyp))))
3244 (defun message-indent-citation ()
3245 "Modify text just inserted from a message to be cited.
3246 The inserted text should be the region.
3247 When this function returns, the region is again around the modified text.
3249 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3250 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3251 (let ((start (point)))
3252 ;; Remove unwanted headers.
3253 (when message-ignored-cited-headers
3258 (if (search-forward "\n\n" nil t)
3261 (message-remove-header message-ignored-cited-headers t)
3262 (when (= (point-min) (point-max))
3263 (setq all-removed t))
3264 (goto-char (point-max)))
3268 ;; Delete blank lines at the start of the buffer.
3269 (while (and (point-min)
3272 (message-delete-line))
3273 ;; Delete blank lines at the end of the buffer.
3274 (goto-char (point-max))
3277 (while (and (zerop (forward-line -1))
3279 (message-delete-line))
3280 ;; Do the indentation.
3281 (if (null message-yank-prefix)
3282 (indent-rigidly start (mark t) message-indentation-spaces)
3285 (while (< (point) (mark t))
3286 (cond ((looking-at ">")
3287 (insert message-yank-cited-prefix))
3289 (insert message-yank-empty-prefix))
3291 (insert message-yank-prefix)))
3295 (defun message-yank-original (&optional arg)
3296 "Insert the message being replied to, if any.
3297 Puts point before the text and mark after.
3298 Normally indents each nonblank line ARG spaces (default 3). However,
3299 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3301 This function uses `message-cite-function' to do the actual citing.
3303 Just \\[universal-argument] as argument means don't indent, insert no
3304 prefix, and don't delete any headers."
3306 (let ((modified (buffer-modified-p)))
3307 (when (and message-reply-buffer
3308 message-cite-function)
3309 (delete-windows-on message-reply-buffer t)
3310 (push-mark (save-excursion
3311 (insert-buffer-substring message-reply-buffer)
3314 (funcall message-cite-function))
3315 (message-exchange-point-and-mark)
3319 (setq message-checksum (message-checksum))))))
3321 (defun message-yank-buffer (buffer)
3322 "Insert BUFFER into the current buffer and quote it."
3323 (interactive "bYank buffer: ")
3324 (let ((message-reply-buffer (get-buffer buffer)))
3325 (save-window-excursion
3326 (message-yank-original))))
3328 (defun message-buffers ()
3329 "Return a list of active message buffers."
3332 (dolist (buffer (buffer-list t))
3334 (when (and (eq major-mode 'message-mode)
3335 (null message-sent-message-via))
3336 (push (buffer-name buffer) buffers))))
3337 (nreverse buffers)))
3339 (eval-when-compile (defvar mail-citation-hook)) ; Compiler directive
3341 (defun message-cite-original-1 (strip-signature)
3342 "Cite an original message.
3343 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3346 This function uses `mail-citation-hook' if that is non-nil."
3347 (if (and (boundp 'mail-citation-hook)
3349 (run-hooks 'mail-citation-hook)
3350 (let* ((start (point))
3354 (when message-indent-citation-function
3355 (if (listp message-indent-citation-function)
3356 message-indent-citation-function
3357 (list message-indent-citation-function))))
3358 ;; This function may be called by `gnus-summary-yank-message' and
3359 ;; may insert a different article from the original. So, we will
3360 ;; modify the value of `message-reply-headers' with that article.
3361 (message-reply-headers
3363 (narrow-to-region start end)
3364 (message-narrow-to-head-1)
3365 (setq x-no-archive (message-fetch-field "x-no-archive"))
3367 (or (message-fetch-field "subject") "none")
3368 (message-fetch-field "from")
3369 (message-fetch-field "date")
3370 (message-fetch-field "message-id" t)
3371 (message-fetch-field "references")
3373 (mml-quote-region start end)
3374 (when strip-signature
3378 (when (re-search-backward message-signature-separator start t)
3379 ;; Also peel off any blank lines before the signature.
3381 (while (looking-at "^[ \t]*$")
3384 (delete-region (point) end)
3385 (unless (search-backward "\n\n" start t)
3386 ;; Insert a blank line if it is peeled off.
3389 (mapc 'funcall functions)
3390 (when message-citation-line-function
3393 (funcall message-citation-line-function))
3394 (when (and x-no-archive
3395 (not message-cite-articles-with-x-no-archive)
3396 (string-match "yes" x-no-archive))
3398 (delete-region (point) (mark t))
3399 (insert "> [Quoted text removed due to X-No-Archive]\n")
3400 (forward-line -1)))))
3402 (defun message-cite-original ()
3403 "Cite function in the standard Message manner."
3404 (message-cite-original-1 nil))
3406 (defun message-cite-original-without-signature ()
3407 "Cite function in the standard Message manner.
3408 This function strips off the signature from the original message."
3409 (message-cite-original-1 t))
3411 (defun message-insert-citation-line ()
3412 "Insert a simple citation line."
3413 (when message-reply-headers
3414 (insert (mail-header-from message-reply-headers) " writes:")
3418 (defun message-position-on-field (header &rest afters)
3419 (let ((case-fold-search t))
3422 (goto-char (point-min))
3425 (concat "^" (regexp-quote mail-header-separator) "$"))
3426 (match-beginning 0)))
3427 (goto-char (point-min))
3428 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3430 (re-search-forward "^[^ \t]" nil 'move)
3432 (skip-chars-backward "\n")
3435 (not (re-search-forward
3436 (concat "^" (regexp-quote (car afters)) ":")
3440 (re-search-forward "^[^ \t]" nil 'move)
3441 (beginning-of-line))
3442 (insert header ": \n")
3446 (defun message-remove-signature ()
3447 "Remove the signature from the text between point and mark.
3448 The text will also be indented the normal way."
3450 (let ((start (point))
3452 (if (not (re-search-forward message-signature-separator (mark t) t))
3453 ;; No signature here, so we just indent the cited text.
3454 (message-indent-citation)
3455 ;; Find the last non-empty line.
3457 (while (looking-at "[ \t]*$")
3460 (setq mark (set-marker (make-marker) (point)))
3462 (message-indent-citation)
3463 ;; Enable undoing the deletion.
3465 (delete-region mark (mark t))
3466 (set-marker mark nil)))))
3471 ;;; Sending messages
3474 (defun message-send-and-exit (&optional arg)
3475 "Send message like `message-send', then, if no errors, exit from mail buffer."
3477 (let ((buf (current-buffer))
3478 (actions message-exit-actions))
3479 (when (and (message-send arg)
3481 (if message-kill-buffer-on-exit
3484 (when (eq buf (current-buffer))
3485 (message-bury buf)))
3486 (message-do-actions actions)
3489 (defun message-dont-send ()
3490 "Don't send the message you have been editing.
3491 Instead, just auto-save the buffer and then bury it."
3493 (set-buffer-modified-p t)
3495 (let ((actions message-postpone-actions))
3496 (message-bury (current-buffer))
3497 (message-do-actions actions)))
3499 (defun message-kill-buffer ()
3500 "Kill the current buffer."
3502 (when (or (not (buffer-modified-p))
3503 (not message-kill-buffer-query)
3504 (yes-or-no-p "Message modified; kill anyway? "))
3505 (let ((actions message-kill-actions)
3506 (draft-article message-draft-article)
3507 (auto-save-file-name buffer-auto-save-file-name)
3508 (file-name buffer-file-name)
3509 (modified (buffer-modified-p)))
3510 (setq buffer-file-name nil)
3511 (kill-buffer (current-buffer))
3512 (when (and (or (and auto-save-file-name
3513 (file-exists-p auto-save-file-name))
3515 (file-exists-p file-name)))
3517 ;; If the message buffer has lived in a dedicated window,
3518 ;; `kill-buffer' has killed the frame. Thus the
3519 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3520 ;; that the user can see the question by raising the
3523 (yes-or-no-p (format "Remove the backup file%s? "
3524 (if modified " too" "")))))
3526 (delete-file auto-save-file-name))
3527 (let ((message-draft-article draft-article))
3528 (message-disassociate-draft)))
3529 (message-do-actions actions))))
3531 (defun message-bury (buffer)
3532 "Bury this mail BUFFER."
3533 (let ((newbuf (other-buffer buffer)))
3534 (bury-buffer buffer)
3535 (if (and (window-dedicated-p (selected-window))
3536 (not (null (delq (selected-frame) (visible-frame-list)))))
3537 (delete-frame (selected-frame))
3538 (switch-to-buffer newbuf))))
3540 (defun message-send (&optional arg)
3541 "Send the message in the current buffer.
3542 If `message-interactive' is non-nil, wait for success indication or
3543 error messages, and inform user.
3544 Otherwise any failure is reported in a message back to the user from
3546 The usage of ARG is defined by the instance that called Message.
3547 It should typically alter the sending method in some way or other."
3549 ;; Make it possible to undo the coming changes.
3551 (let ((inhibit-read-only t))
3552 (put-text-property (point-min) (point-max) 'read-only nil))
3553 (message-fix-before-sending)
3554 (run-hooks 'message-send-hook)
3555 (message message-sending-message)
3556 (let ((alist message-send-method-alist)
3558 elem sent dont-barf-on-no-method
3559 (message-options message-options))
3560 (message-options-set-recipient)
3562 (setq elem (pop alist)))
3563 (when (funcall (cadr elem))
3564 (when (and (or (not (memq (car elem)
3565 message-sent-message-via))
3566 (message-fetch-field "supersedes")
3567 (if (or (message-gnksa-enable-p 'multiple-copies)
3568 (not (eq (car elem) 'news)))
3571 "Already sent message via %s; resend? "
3573 (error "Denied posting -- multiple copies")))
3574 (setq success (funcall (caddr elem) arg)))
3578 (let ((fcc (message-fetch-field "Fcc"))
3579 (gcc (message-fetch-field "Gcc")))
3581 (or (eq message-allow-no-recipients 'always)
3582 (and (not (eq message-allow-no-recipients 'never))
3583 (setq dont-barf-on-no-method
3585 (format "No receiver, perform %s anyway? "
3586 (cond ((and fcc gcc) "Fcc and Gcc")
3589 (error "No methods specified to send by"))
3590 (when (or dont-barf-on-no-method
3594 (run-hooks 'message-sent-hook))
3595 (message "Sending...done")
3596 ;; Mark the buffer as unmodified and delete auto-save.
3597 (set-buffer-modified-p nil)
3598 (delete-auto-save-file-if-necessary t)
3599 (message-disassociate-draft)
3600 ;; Delete other mail buffers and stuff.
3601 (message-do-send-housekeeping)
3602 (message-do-actions message-send-actions)
3606 (defun message-send-via-mail (arg)
3607 "Send the current message via mail."
3608 (message-send-mail arg))
3610 (defun message-send-via-news (arg)
3611 "Send the current message via news."
3612 (funcall message-send-news-function arg))
3614 (defmacro message-check (type &rest forms)
3615 "Eval FORMS if TYPE is to be checked."
3616 `(or (message-check-element ,type)
3620 (put 'message-check 'lisp-indent-function 1)
3621 (put 'message-check 'edebug-form-spec '(form body))
3623 (defun message-text-with-property (prop &optional start end reverse)
3624 "Return a list of start and end positions where the text has PROP.
3625 START and END bound the search, they default to `point-min' and
3626 `point-max' respectively. If REVERSE is non-nil, find text which does
3629 (setq start (point-min)))
3631 (setq end (point-max)))
3635 (setq start (text-property-any start end prop nil)))
3636 (setq next (next-single-property-change start prop nil end))
3637 (push (cons start (or next end)) regions)
3640 (or (get-text-property start prop)
3641 (and (setq start (next-single-property-change
3642 start prop nil end))
3643 (get-text-property start prop))))
3644 (setq next (text-property-any start end prop nil))
3645 (push (cons start (or next end)) regions)
3647 (nreverse regions)))
3649 (defun message-fix-before-sending ()
3650 "Do various things to make the message nice before sending it."
3651 ;; Make sure there's a newline at the end of the message.
3652 (goto-char (point-max))
3655 ;; Make the hidden headers visible.
3657 ;; Sort headers before sending the message.
3658 (message-sort-headers)
3659 ;; Make invisible text visible.
3660 ;; It doesn't seem as if this is useful, since the invisible property
3661 ;; is clobbered by an after-change hook anyhow.
3662 (message-check 'invisible-text
3663 (let ((regions (message-text-with-property 'invisible))
3667 (setq from (caar regions)
3669 regions (cdr regions))
3670 (put-text-property from to 'invisible nil)
3671 (message-overlay-put (message-make-overlay from to)
3673 (unless (yes-or-no-p
3674 "Invisible text found and made visible; continue sending? ")
3675 (error "Invisible text found and made visible")))))
3676 (message-check 'illegible-text
3679 (skip-chars-forward mm-7bit-chars)
3681 (when (let ((char (char-after)))
3682 (or (< (mm-char-int char) 128)
3683 (and (mm-multibyte-p)
3684 (memq (char-charset char)
3685 '(eight-bit-control eight-bit-graphic
3687 (not (get-text-property
3688 (point) 'untranslated-utf-8)))))
3689 (message-overlay-put (message-make-overlay (point) (1+ (point)))
3693 (skip-chars-forward mm-7bit-chars))
3696 (gnus-multiple-choice
3697 "Non-printable characters found. Continue sending?"
3698 '((?d "Remove non-printable characters and send")
3699 (?r "Replace non-printable characters with dots and send")
3700 (?i "Ignore non-printable characters and send")
3701 (?e "Continue editing"))))
3703 (error "Non-printable characters"))
3705 (skip-chars-forward mm-7bit-chars)
3707 (when (let ((char (char-after)))
3708 (or (< (mm-char-int char) 128)
3709 (and (mm-multibyte-p)
3710 ;; FIXME: Wrong for Emacs 23 (unicode) and for
3711 ;; things like undecable utf-8. Should at least
3712 ;; use find-coding-systems-region.
3713 (memq (char-charset char)
3714 '(eight-bit-control eight-bit-graphic
3716 (not (get-text-property
3717 (point) 'untranslated-utf-8)))))
3719 (message-kill-all-overlays)
3721 (when (eq choice ?r)
3724 (skip-chars-forward mm-7bit-chars))))))
3726 (defun message-add-action (action &rest types)
3727 "Add ACTION to be performed when doing an exit of type TYPES."
3729 (add-to-list (intern (format "message-%s-actions" (pop types)))
3732 (defun message-delete-action (action &rest types)
3733 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3736 (set (setq var (intern (format "message-%s-actions" (pop types))))
3737 (delq action (symbol-value var))))))
3739 (defun message-do-actions (actions)
3740 "Perform all actions in ACTIONS."
3741 ;; Now perform actions on successful sending.
3742 (dolist (action actions)
3745 ;; A simple function.
3748 ;; Something to be evaled.
3752 (defun message-send-mail-partially ()
3753 "Send mail as message/partial."
3754 ;; replace the header delimiter with a blank line
3755 (goto-char (point-min))
3757 (concat "^" (regexp-quote mail-header-separator) "\n"))
3758 (replace-match "\n")
3759 (run-hooks 'message-send-mail-hook)
3760 (let ((p (goto-char (point-min)))
3761 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3762 (curbuf (current-buffer))
3763 (id (message-make-message-id)) (n 1)
3764 plist total header required-mail-headers)
3766 (if (< (point-max) (+ p message-send-mail-partially-limit))
3767 (goto-char (point-max))
3768 (goto-char (+ p message-send-mail-partially-limit))
3770 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3773 (setq total (length plist))
3774 (push (point-max) plist)
3775 (setq plist (nreverse plist))
3778 (setq p (pop plist))
3781 (copy-to-buffer tembuf p (car plist))
3783 (goto-char (point-min))
3786 (goto-char (point-min))
3787 (narrow-to-region (point) (point))
3790 (setq header (buffer-substring (point-min) (point)))
3791 (goto-char (point-min))
3792 (narrow-to-region (point) (point))
3794 (message-remove-header "Mime-Version")
3795 (message-remove-header "Content-Type")
3796 (message-remove-header "Content-Transfer-Encoding")
3797 (message-remove-header "Message-ID")
3798 (message-remove-header "Lines")
3799 (goto-char (point-max))
3800 (insert "Mime-Version: 1.0\n")
3801 (setq header (buffer-string)))
3802 (goto-char (point-max))
3803 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3806 (let ((mail-header-separator ""))
3807 (when (memq 'Message-ID message-required-mail-headers)
3808 (insert "Message-ID: " (message-make-message-id) "\n"))
3809 (when (memq 'Lines message-required-mail-headers)
3810 (insert "Lines: " (message-make-lines) "\n"))
3811 (message-goto-subject)
3813 (insert (format " (%d/%d)" n total))
3815 (mm-with-unibyte-current-buffer
3816 (funcall (or message-send-mail-real-function
3817 message-send-mail-function))))
3819 (setq p (pop plist))
3821 (kill-buffer tembuf))))
3823 (defun message-send-mail (&optional arg)
3824 (require 'mail-utils)
3825 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3826 (case-fold-search nil)
3827 (news (message-news-p))
3828 (mailbuf (current-buffer))
3829 (message-this-is-mail t)
3830 (message-posting-charset
3831 (if (fboundp 'gnus-setup-posting-charset)
3832 (gnus-setup-posting-charset nil)
3833 message-posting-charset))
3834 (headers message-required-mail-headers))
3835 (when message-generate-hashcash
3836 (message "Generating hashcash...")
3837 ;; Wait for calculations already started to finish...
3838 (hashcash-wait-async)
3839 ;; ...and do calculations not already done. mail-add-payment
3840 ;; will leave existing X-Hashcash headers alone.
3842 (message "Generating hashcash...done"))
3844 (message-narrow-to-headers)
3845 ;; Generate the Mail-Followup-To header if the header is not there...
3846 (if (and (message-subscribed-p)
3847 (not (mail-fetch-field "mail-followup-to")))
3850 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3851 message-required-mail-headers))
3852 ;; otherwise, delete the MFT header if the field is empty
3853 (when (equal "" (mail-fetch-field "mail-followup-to"))
3854 (message-remove-header "^Mail-Followup-To:")))
3855 ;; Insert some headers.
3856 (let ((message-deletable-headers
3857 (if news nil message-deletable-headers)))
3858 (message-generate-headers headers))
3859 ;; Let the user do all of the above.
3860 (run-hooks 'message-header-hook))
3865 ;; Avoid copying text props (except hard newlines).
3866 (insert (with-current-buffer mailbuf
3867 (mml-buffer-substring-no-properties-except-hard-newlines
3868 (point-min) (point-max))))
3869 ;; Remove some headers.
3870 (message-encode-message-body)
3872 (message-narrow-to-headers)
3873 ;; We (re)generate the Lines header.
3874 (when (memq 'Lines message-required-mail-headers)
3875 (message-generate-headers '(Lines)))
3876 ;; Remove some headers.
3877 (message-remove-header message-ignored-mail-headers t)
3878 (let ((mail-parse-charset message-default-charset))
3879 (mail-encode-encoded-word-buffer)))
3880 (goto-char (point-max))
3881 ;; require one newline at the end.
3882 (or (= (preceding-char) ?\n)
3884 (message-cleanup-headers)
3885 ;; FIXME: we're inserting the courtesy copy after encoding.
3886 ;; This is wrong if the courtesy copy string contains
3887 ;; non-ASCII characters. -- jh
3890 (message-narrow-to-headers)
3892 (or (message-fetch-field "cc")
3893 (message-fetch-field "bcc")
3894 (message-fetch-field "to"))
3895 (let ((content-type (message-fetch-field
3900 (string= "text/plain"
3902 (mail-header-parse-content-type
3906 (message-fetch-field
3907 "content-transfer-encoding")))))))
3908 (message-insert-courtesy-copy))
3909 (if (or (not message-send-mail-partially-limit)
3910 (< (buffer-size) message-send-mail-partially-limit)
3911 (not (message-y-or-n-p
3912 "The message size is too large, split? "
3916 (/ (buffer-size) 1000) "KB, is too large.
3918 Some mail gateways (MTA's) bounce large messages. To avoid the
3919 problem, answer `y', and the message will be split into several
3920 smaller pieces, the size of each is about "
3921 (/ message-send-mail-partially-limit 1000)
3925 However, some mail readers (MUA's) can't read split messages, i.e.,
3926 mails in message/partially format. Answer `n', and the message will be
3929 The size limit is controlled by `message-send-mail-partially-limit'.
3930 If you always want Gnus to send messages in one piece, set
3931 `message-send-mail-partially-limit' to nil.
3933 (mm-with-unibyte-current-buffer
3934 (message "Sending via mail...")
3935 (funcall (or message-send-mail-real-function
3936 message-send-mail-function)))
3937 (message-send-mail-partially)))
3938 (kill-buffer tembuf))
3939 (set-buffer mailbuf)
3940 (push 'mail message-sent-message-via)))
3942 (defun message-send-mail-with-sendmail ()
3943 "Send off the prepared buffer with sendmail."
3944 (let ((errbuf (if message-interactive
3945 (message-generate-new-buffer-clone-locals
3948 resend-to-addresses delimline)
3951 (let ((case-fold-search t))
3953 (message-narrow-to-headers)
3954 (setq resend-to-addresses (message-fetch-field "resent-to")))
3955 ;; Change header-delimiter to be what sendmail expects.
3956 (goto-char (point-min))
3958 (concat "^" (regexp-quote mail-header-separator) "\n"))
3959 (replace-match "\n")
3961 (setq delimline (point-marker))
3962 (run-hooks 'message-send-mail-hook)
3963 ;; Insert an extra newline if we need it to work around
3964 ;; Sun's bug that swallows newlines.
3965 (goto-char (1+ delimline))
3966 (when (eval message-mailer-swallows-blank-line)
3968 (when message-interactive
3969 (with-current-buffer errbuf
3971 (let* ((default-directory "/")
3972 (coding-system-for-write message-send-coding-system)
3974 'call-process-region
3976 (list (point-min) (point-max)
3977 (if (boundp 'sendmail-program)
3979 "/usr/lib/sendmail")
3980 nil errbuf nil "-oi")
3981 ;; Always specify who from,
3982 ;; since some systems have broken sendmails.
3983 ;; But some systems are more broken with -f, so
3984 ;; we'll let users override this.
3985 (if (null message-sendmail-f-is-evil)
3986 (list "-f" (message-sendmail-envelope-from)))
3987 ;; These mean "report errors by mail"
3988 ;; and "deliver in background".
3989 (if (null message-interactive) '("-oem" "-odb"))
3990 ;; Get the addresses from the message
3991 ;; unless this is a resend.
3992 ;; We must not do that for a resend
3993 ;; because we would find the original addresses.
3994 ;; For a resend, include the specific addresses.
3995 (if resend-to-addresses
3996 (list resend-to-addresses)
3998 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
3999 (error "Sending...failed with exit value %d" cpr)))
4000 (when message-interactive
4003 (goto-char (point-min))
4004 (while (re-search-forward "\n+ *" nil t)
4005 (replace-match "; "))
4006 (if (not (zerop (buffer-size)))
4007 (error "Sending...failed to %s"
4008 (buffer-string))))))
4009 (when (bufferp errbuf)
4010 (kill-buffer errbuf)))))
4012 (defun message-send-mail-with-qmail ()
4013 "Pass the prepared message buffer to qmail-inject.
4014 Refer to the documentation for the variable `message-send-mail-function'
4015 to find out how to use this."
4016 ;; replace the header delimiter with a blank line
4017 (goto-char (point-min))
4019 (concat "^" (regexp-quote mail-header-separator) "\n"))
4020 (replace-match "\n")
4021 (run-hooks 'message-send-mail-hook)
4024 (let ((coding-system-for-write message-send-coding-system))
4026 'call-process-region (point-min) (point-max)
4027 message-qmail-inject-program nil nil nil
4028 ;; qmail-inject's default behaviour is to look for addresses on the
4029 ;; command line; if there're none, it scans the headers.
4030 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4032 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4033 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4034 ;; message from stdin.
4036 ;; qmail also has the advantage of not having been raped by
4037 ;; various vendors, so we don't have to allow for that, either --
4038 ;; compare this with message-send-mail-with-sendmail and weep
4039 ;; for sendmail's lost innocence.
4041 ;; all this is way cool coz it lets us keep the arguments entirely
4042 ;; free for -inject-arguments -- a big win for the user and for us
4043 ;; since we don't have to play that double-guessing game and the user
4044 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4045 (if (functionp message-qmail-inject-args)
4046 (funcall message-qmail-inject-args)
4047 message-qmail-inject-args)))
4048 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4049 ;; we have to look at the retval instead
4051 (100 (error "qmail-inject reported permanent failure"))
4052 (111 (error "qmail-inject reported transient failure"))
4053 ;; should never happen
4054 (t (error "qmail-inject reported unknown failure"))))
4056 (defun message-send-mail-with-mh ()
4057 "Send the prepared message buffer with mh."
4058 (let ((mh-previous-window-config nil)
4059 (name (mh-new-draft-name)))
4060 (setq buffer-file-name name)
4061 ;; MH wants to generate these headers itself.
4062 (when message-mh-deletable-headers
4063 (let ((headers message-mh-deletable-headers))
4065 (goto-char (point-min))
4066 (and (re-search-forward
4067 (concat "^" (symbol-name (car headers)) ": *") nil t)
4068 (message-delete-line))
4070 (run-hooks 'message-send-mail-hook)
4071 ;; Pass it on to mh.
4074 (defun message-smtpmail-send-it ()
4075 "Send the prepared message buffer with `smtpmail-send-it'.
4076 This only differs from `smtpmail-send-it' that this command evaluates
4077 `message-send-mail-hook' just before sending a message. It is useful
4078 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4079 manual for details."
4080 (run-hooks 'message-send-mail-hook)
4083 (defun message-canlock-generate ()
4084 "Return a string that is non-trivial to guess.
4085 Do not use this for anything important, it is cryptographically weak."
4087 (let (sha1-maximum-internal-length)
4088 (sha1 (concat (message-unique-id)
4089 (format "%x%x%x" (random) (random t) (random))
4090 (prin1-to-string (recent-keys))
4091 (prin1-to-string (garbage-collect))))))
4093 (defun message-canlock-password ()
4094 "The password used by message for cancel locks.
4095 This is the value of `canlock-password', if that option is non-nil.
4096 Otherwise, generate and save a value for `canlock-password' first."
4097 (unless canlock-password
4098 (customize-save-variable 'canlock-password (message-canlock-generate))
4099 (setq canlock-password-for-verify canlock-password))
4102 (defun message-insert-canlock ()
4103 (when message-insert-canlock
4104 (message-canlock-password)
4105 (canlock-insert-header)))
4107 (defun message-send-news (&optional arg)
4108 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4109 (case-fold-search nil)
4110 (method (if (functionp message-post-method)
4111 (funcall message-post-method arg)
4112 message-post-method))
4113 (newsgroups-field (save-restriction
4114 (message-narrow-to-headers-or-head)
4115 (message-fetch-field "Newsgroups")))
4116 (followup-field (save-restriction
4117 (message-narrow-to-headers-or-head)
4118 (message-fetch-field "Followup-To")))
4119 ;; BUG: We really need to get the charset for each name in the
4120 ;; Newsgroups and Followup-To lines to allow crossposting
4121 ;; between group namess with incompatible character sets.
4122 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4123 (group-field-charset
4124 (gnus-group-name-charset method newsgroups-field))
4125 (followup-field-charset
4126 (gnus-group-name-charset method (or followup-field "")))
4127 (rfc2047-header-encoding-alist
4128 (append (when group-field-charset
4129 (list (cons "Newsgroups" group-field-charset)))
4130 (when followup-field-charset
4131 (list (cons "Followup-To" followup-field-charset)))
4132 rfc2047-header-encoding-alist))
4133 (messbuf (current-buffer))
4134 (message-syntax-checks
4136 (listp message-syntax-checks))
4137 (cons '(existing-newsgroups . disabled)
4138 message-syntax-checks)
4139 message-syntax-checks))
4140 (message-this-is-news t)
4141 (message-posting-charset
4142 (gnus-setup-posting-charset newsgroups-field))
4144 (if (not (message-check-news-body-syntax))
4147 (message-narrow-to-headers)
4148 ;; Insert some headers.
4149 (message-generate-headers message-required-news-headers)
4150 (message-insert-canlock)
4151 ;; Let the user do all of the above.
4152 (run-hooks 'message-header-hook))
4153 ;; Note: This check will be disabled by the ".*" default value for
4154 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4155 (when (and group-field-charset
4156 (listp message-syntax-checks))
4157 (setq message-syntax-checks
4158 (cons '(valid-newsgroups . disabled)
4159 message-syntax-checks)))
4160 (message-cleanup-headers)
4161 (if (not (let ((message-post-method method))
4162 (message-check-news-syntax)))
4167 (buffer-disable-undo)
4169 ;; Avoid copying text props (except hard newlines).
4171 (with-current-buffer messbuf
4172 (mml-buffer-substring-no-properties-except-hard-newlines
4173 (point-min) (point-max))))
4174 (message-encode-message-body)
4175 ;; Remove some headers.
4177 (message-narrow-to-headers)
4178 ;; We (re)generate the Lines header.
4179 (when (memq 'Lines message-required-mail-headers)
4180 (message-generate-headers '(Lines)))
4181 ;; Remove some headers.
4182 (message-remove-header message-ignored-news-headers t)
4183 (let ((mail-parse-charset message-default-charset))
4184 (mail-encode-encoded-word-buffer)))
4185 (goto-char (point-max))
4186 ;; require one newline at the end.
4187 (or (= (preceding-char) ?\n)
4189 (let ((case-fold-search t))
4190 ;; Remove the delimiter.
4191 (goto-char (point-min))
4193 (concat "^" (regexp-quote mail-header-separator) "\n"))
4194 (replace-match "\n")
4196 (run-hooks 'message-send-news-hook)
4197 (gnus-open-server method)
4198 (message "Sending news via %s..." (gnus-server-string method))
4199 (setq result (let ((mail-header-separator ""))
4200 (gnus-request-post method))))
4201 (kill-buffer tembuf))
4202 (set-buffer messbuf)
4204 (push 'news message-sent-message-via)
4205 (message "Couldn't send message via news: %s"
4206 (nnheader-get-report (car method)))
4210 ;;; Header generation & syntax checking.
4213 (defun message-check-element (type)
4214 "Return non-nil if this TYPE is not to be checked."
4215 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4217 (let ((able (assq type message-syntax-checks)))
4219 (eq (cdr able) 'disabled)))))
4221 (defun message-check-news-syntax ()
4222 "Check the syntax of the message."
4226 ;; We narrow to the headers and check them first.
4229 (message-narrow-to-headers)
4230 (message-check-news-header-syntax))))))
4232 (defun message-check-news-header-syntax ()
4234 ;; Check Newsgroups header.
4235 (message-check 'newsgroups
4236 (let ((group (message-fetch-field "newsgroups")))
4239 (not (string-match "\\`[ \t]*\\'" group)))
4242 "The newsgroups field is empty or missing. Posting is denied.")))))
4243 ;; Check the Subject header.
4244 (message-check 'subject
4245 (let* ((case-fold-search t)
4246 (subject (message-fetch-field "subject")))
4249 (not (string-match "\\`[ \t]*\\'" subject)))
4252 "The subject field is empty or missing. Posting is denied.")))))
4253 ;; Check for commands in Subject.
4254 (message-check 'subject-cmsg
4255 (if (string-match "^cmsg " (message-fetch-field "subject"))
4257 "The control code \"cmsg\" is in the subject. Really post? ")
4259 ;; Check long header lines.
4260 (message-check 'long-header-lines
4261 (let ((start (point))
4265 (while (and (not found)
4266 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4267 (if (> (- (point) (match-beginning 0)) 998)
4269 length (- (point) (match-beginning 0)))
4270 (setq header (match-string-no-properties 1)))
4271 (setq start (match-beginning 0))
4274 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4277 ;; Check for multiple identical headers.
4278 (message-check 'multiple-headers
4280 (while (and (not found)
4281 (re-search-forward "^[^ \t:]+: " nil t))
4283 (or (re-search-forward
4288 (match-beginning 0) (- (match-end 0) 2))))
4293 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4295 ;; Check for Version and Sendsys.
4296 (message-check 'sendsys
4297 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4299 (format "The article contains a %s command. Really post? "
4300 (buffer-substring (match-beginning 0)
4301 (1- (match-end 0)))))
4303 ;; See whether we can shorten Followup-To.
4304 (message-check 'shorten-followup-to
4305 (let ((newsgroups (message-fetch-field "newsgroups"))
4306 (followup-to (message-fetch-field "followup-to"))
4308 (when (and newsgroups
4309 (string-match "," newsgroups)
4314 (setq to (completing-read
4315 "Followups to (default no Followup-To header): "
4318 (message-tokenize-header
4320 (goto-char (point-min))
4321 (insert "Followup-To: " to "\n"))
4323 ;; Check "Shoot me".
4324 (message-check 'shoot
4325 (if (re-search-forward
4326 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4327 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4329 ;; Check for Approved.
4330 (message-check 'approved
4331 (if (re-search-forward "^Approved:" nil t)
4332 (y-or-n-p "The article contains an Approved header. Really post? ")
4334 ;; Check the Message-ID header.
4335 (message-check 'message-id
4336 (let* ((case-fold-search t)
4337 (message-id (message-fetch-field "message-id" t)))
4338 (or (not message-id)
4339 ;; Is there an @ in the ID?
4340 (and (string-match "@" message-id)
4341 ;; Is there a dot in the ID?
4342 (string-match "@[^.]*\\." message-id)
4343 ;; Does the ID end with a dot?
4344 (not (string-match "\\.>" message-id)))
4346 (format "The Message-ID looks strange: \"%s\". Really post? "
4348 ;; Check the Newsgroups & Followup-To headers.
4349 (message-check 'existing-newsgroups
4350 (let* ((case-fold-search t)
4351 (newsgroups (message-fetch-field "newsgroups"))
4352 (followup-to (message-fetch-field "followup-to"))
4353 (groups (message-tokenize-header
4355 (concat newsgroups "," followup-to)
4357 (post-method (if (functionp message-post-method)
4358 (funcall message-post-method)
4359 message-post-method))
4360 ;; KLUDGE to handle nnvirtual groups. Doing this right
4361 ;; would probably involve a new nnoo function.
4362 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4363 (method (if (and (consp post-method)
4364 (eq (car post-method) 'nnvirtual)
4365 gnus-message-group-art)
4366 (let ((group (car (nnvirtual-find-group-art
4367 (car gnus-message-group-art)
4368 (cdr gnus-message-group-art)))))
4369 (gnus-find-method-for-group group))
4373 (gnus-group-name-decode
4374 (gnus-group-real-name n)
4375 (gnus-group-name-charset method n)))
4376 (gnus-groups-from-server method)))
4379 (when (and (not (equal (car groups) "poster"))
4380 (not (member (car groups) known-groups))
4381 (not (member (car groups) errors)))
4382 (push (car groups) errors))
4385 ;; Gnus is not running.
4386 ((or (not (and (boundp 'gnus-active-hashtb)
4387 gnus-active-hashtb))
4388 (not (boundp 'gnus-read-active-file)))
4390 ;; We don't have all the group names.
4391 ((and (or (not gnus-read-active-file)
4392 (eq gnus-read-active-file 'some))
4396 "Really use %s possibly unknown group%s: %s? "
4397 (if (= (length errors) 1) "this" "these")
4398 (if (= (length errors) 1) "" "s")
4399 (mapconcat 'identity errors ", "))))
4400 ;; There were no errors.
4403 ;; There are unknown groups.
4407 "Really post to %s unknown group%s: %s? "
4408 (if (= (length errors) 1) "this" "these")
4409 (if (= (length errors) 1) "" "s")
4410 (mapconcat 'identity errors ", ")))))))
4411 ;; Check continuation headers.
4412 (message-check 'continuation-headers
4413 (goto-char (point-min))
4414 (let ((do-posting t))
4415 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
4416 (if (y-or-n-p "Fix continuation lines? ")
4418 (goto-char (match-beginning 0))
4420 (unless (y-or-n-p "Send anyway? ")
4421 (setq do-posting nil))))
4423 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4424 (message-check 'valid-newsgroups
4425 (let ((case-fold-search t)
4426 (headers '("Newsgroups" "Followup-To"))
4428 (while (and headers (not error))
4429 (when (setq header (mail-fetch-field (car headers)))
4433 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4438 (not (string-match "\\.\\'\\|\\.\\." g)))
4439 (message-tokenize-header header ","))))
4446 (format "The %s header looks odd: \"%s\". Really post? "
4447 (car headers) header)))))
4448 (message-check 'repeated-newsgroups
4449 (let ((case-fold-search t)
4450 (headers '("Newsgroups" "Followup-To"))
4451 header error groups group)
4454 (when (setq header (mail-fetch-field (pop headers)))
4455 (setq groups (message-tokenize-header header ","))
4456 (while (setq group (pop groups))
4457 (when (member group groups)
4463 (format "Group %s is repeated in headers. Really post? " error)))))
4464 ;; Check the From header.
4465 (message-check 'from
4466 (let* ((case-fold-search t)
4467 (from (message-fetch-field "from"))
4471 (message "There is no From line. Posting is denied.")
4473 ((or (not (string-match
4475 (setq ad (nth 1 (mail-extract-address-components
4476 from))))) ;larsi@ifi
4477 (string-match "\\.\\." ad) ;larsi@ifi..uio
4478 (string-match "@\\." ad) ;larsi@.ifi.uio
4479 (string-match "\\.$" ad) ;larsi@ifi.uio.
4480 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4481 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4483 "Denied posting -- the From looks strange: \"%s\"." from)
4485 ((let ((addresses (rfc822-addresses from)))
4486 (while (and addresses
4487 (not (eq (string-to-char (car addresses)) ?\()))
4488 (setq addresses (cdr addresses)))
4491 "Denied posting -- bad From address: \"%s\"." from)
4494 ;; Check the Reply-To header.
4495 (message-check 'reply-to
4496 (let* ((case-fold-search t)
4497 (reply-to (message-fetch-field "reply-to"))
4502 ((string-match "," reply-to)
4504 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4506 ((or (not (string-match
4508 (setq ad (nth 1 (mail-extract-address-components
4509 reply-to))))) ;larsi@ifi
4510 (string-match "\\.\\." ad) ;larsi@ifi..uio
4511 (string-match "@\\." ad) ;larsi@.ifi.uio
4512 (string-match "\\.$" ad) ;larsi@ifi.uio.
4513 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4514 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4517 "The Reply-To looks strange: \"%s\". Really post? "
4521 (defun message-check-news-body-syntax ()
4523 ;; Check for long lines.
4524 (message-check 'long-lines
4525 (goto-char (point-min))
4527 (concat "^" (regexp-quote mail-header-separator) "$"))
4531 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4534 (< (- (point) p) 80)))
4535 (zerop (forward-line 1))))
4539 "You have lines longer than 79 characters. Really post? ")))
4540 ;; Check whether the article is empty.
4541 (message-check 'empty
4542 (goto-char (point-min))
4544 (concat "^" (regexp-quote mail-header-separator) "$"))
4547 (goto-char (point-max))
4548 (re-search-backward message-signature-separator nil t)
4550 (or (re-search-backward "[^ \n\t]" b t)
4551 (if (message-gnksa-enable-p 'empty-article)
4552 (y-or-n-p "Empty article. Really post? ")
4553 (message "Denied posting -- Empty article.")
4555 ;; Check for control characters.
4556 (message-check 'control-chars
4557 (if (re-search-forward
4558 (mm-string-as-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
4561 "The article contains control characters. Really post? ")
4563 ;; Check excessive size.
4564 (message-check 'size
4565 (if (> (buffer-size) 60000)
4567 (format "The article is %d octets long. Really post? "
4570 ;; Check whether any new text has been added.
4571 (message-check 'new-text
4573 (not message-checksum)
4574 (not (eq (message-checksum) message-checksum))
4575 (if (message-gnksa-enable-p 'quoted-text-only)
4577 "It looks like no new text has been added. Really post? ")
4578 (message "Denied posting -- no new text has been added.")
4580 ;; Check the length of the signature.
4581 (message-check 'signature
4582 (goto-char (point-max))
4583 (if (> (count-lines (point) (point-max)) 5)
4586 "Your .sig is %d lines; it should be max 4. Really post? "
4587 (1- (count-lines (point) (point-max)))))
4589 ;; Ensure that text follows last quoted portion.
4590 (message-check 'quoting-style
4591 (goto-char (point-max))
4592 (let ((no-problem t))
4593 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4594 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4597 (if (message-gnksa-enable-p 'quoted-text-only)
4598 (y-or-n-p "Your text should follow quoted text. Really post? ")
4600 (goto-char (point-min))
4602 (concat "^" (regexp-quote mail-header-separator) "$"))
4603 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4604 (y-or-n-p "Your text should follow quoted text. Really post? ")
4605 (message "Denied posting -- only quoted text.")
4608 (defun message-checksum ()
4609 "Return a \"checksum\" for the current buffer."
4612 (goto-char (point-min))
4614 (concat "^" (regexp-quote mail-header-separator) "$"))
4616 (when (not (looking-at "[ \t\n]"))
4617 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4622 (defun message-do-fcc ()
4623 "Process Fcc headers in the current buffer."
4624 (let ((case-fold-search t)
4625 (buf (current-buffer))
4627 (mml-externalize-attachments message-fcc-externalize-attachments))
4630 (message-narrow-to-headers)
4631 (setq file (message-fetch-field "fcc" t)))
4633 (set-buffer (get-buffer-create " *message temp*"))
4635 (insert-buffer-substring buf)
4636 (message-encode-message-body)
4638 (message-narrow-to-headers)
4639 (while (setq file (message-fetch-field "fcc" t))
4641 (message-remove-header "fcc" nil t))
4642 (let ((mail-parse-charset message-default-charset)
4643 (rfc2047-header-encoding-alist
4644 (cons '("Newsgroups" . default)
4645 rfc2047-header-encoding-alist)))
4646 (mail-encode-encoded-word-buffer)))
4647 (goto-char (point-min))
4648 (when (re-search-forward
4649 (concat "^" (regexp-quote mail-header-separator) "$")
4651 (replace-match "" t t ))
4652 ;; Process FCC operations.
4654 (setq file (pop list))
4655 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4656 ;; Pipe the article to the program in question.
4657 (call-process-region (point-min) (point-max) shell-file-name
4658 nil nil nil shell-command-switch
4659 (match-string 1 file))
4660 ;; Save the article.
4661 (setq file (expand-file-name file))
4662 (unless (file-exists-p (file-name-directory file))
4663 (make-directory (file-name-directory file) t))
4664 (if (and message-fcc-handler-function
4665 (not (eq message-fcc-handler-function 'rmail-output)))
4666 (funcall message-fcc-handler-function file)
4667 (if (and (file-readable-p file) (mail-file-babyl-p file))
4668 (rmail-output file 1 nil t)
4669 (let ((mail-use-rfc822 t))
4670 (rmail-output file 1 t t))))))
4671 (kill-buffer (current-buffer))))))
4673 (defun message-output (filename)
4674 "Append this article to Unix/babyl mail file FILENAME."
4675 (if (and (file-readable-p filename)
4676 (mail-file-babyl-p filename))
4677 (gnus-output-to-rmail filename t)
4678 (gnus-output-to-mail filename t)))
4680 (defun message-cleanup-headers ()
4681 "Do various automatic cleanups of the headers."
4682 ;; Remove empty lines in the header.
4684 (message-narrow-to-headers)
4685 ;; Remove blank lines.
4686 (while (re-search-forward "^[ \t]*\n" nil t)
4687 (replace-match "" t t))
4689 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4690 ;; spaces to comma and eliminate spaces around commas. Eliminate
4691 ;; embedded line breaks.
4692 (goto-char (point-min))
4693 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4697 (if (re-search-forward "^[^ \t]" nil t)
4701 (goto-char (point-min))
4702 (while (re-search-forward "\n[ \t]+" nil t)
4703 (replace-match " " t t)) ;No line breaks (too confusing)
4704 (goto-char (point-min))
4705 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4706 (replace-match "," t t))
4707 (goto-char (point-min))
4708 ;; Remove trailing commas.
4709 (when (re-search-forward ",+$" nil t)
4710 (replace-match "" t t))))))
4712 (defun message-make-date (&optional now)
4713 "Make a valid data header.
4714 If NOW, use that time instead."
4715 (let ((system-time-locale "C"))
4716 (format-time-string "%a, %d %b %Y %T %z" now)))
4718 (defun message-insert-expires (days)
4719 "Insert the Expires header. Expiry in DAYS days."
4720 (interactive "NExpire article in how many days? ")
4722 (message-position-on-field "Expires" "X-Draft-From")
4723 (insert (message-make-expires-date days))))
4725 (defun message-make-expires-date (days)
4726 "Make date string for the Expires header. Expiry in DAYS days.
4728 In posting styles use `(\"Expires\" (make-expires-date 30))'."
4729 (let* ((cur (decode-time (current-time)))
4730 (nday (+ days (nth 3 cur))))
4731 (setf (nth 3 cur) nday)
4732 (message-make-date (apply 'encode-time cur))))
4734 (defun message-make-message-id ()
4735 "Make a unique Message-ID."
4736 (concat "<" (message-unique-id)
4737 (let ((psubject (save-excursion (message-fetch-field "subject")))
4739 (save-excursion (message-fetch-field "supersedes"))))
4741 (and message-reply-headers
4742 (mail-header-references message-reply-headers)
4743 (mail-header-subject message-reply-headers)
4746 (message-strip-subject-re
4747 (mail-header-subject message-reply-headers))
4748 (message-strip-subject-re psubject))))
4750 (string-match "_-_@" psupersedes)))
4752 "@" (message-make-fqdn) ">"))
4754 (defvar message-unique-id-char nil)
4756 ;; If you ever change this function, make sure the new version
4757 ;; cannot generate IDs that the old version could.
4758 ;; You might for example insert a "." somewhere (not next to another dot
4759 ;; or string boundary), or modify the "fsf" string.
4760 (defun message-unique-id ()
4761 ;; Don't use microseconds from (current-time), they may be unsupported.
4762 ;; Instead we use this randomly inited counter.
4763 (setq message-unique-id-char
4764 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4765 ;; (current-time) returns 16-bit ints,
4766 ;; and 2^16*25 just fits into 4 digits i base 36.
4768 (let ((tm (current-time)))
4770 (if (or (memq system-type '(ms-dos emx vax-vms))
4771 ;; message-number-base36 doesn't handle bigints.
4772 (floatp (user-uid)))
4773 (let ((user (downcase (user-login-name))))
4774 (while (string-match "[^a-z0-9_]" user)
4775 (aset user (match-beginning 0) ?_))
4777 (message-number-base36 (user-uid) -1))
4778 (message-number-base36 (+ (car tm)
4779 (lsh (% message-unique-id-char 25) 16)) 4)
4780 (message-number-base36 (+ (nth 1 tm)
4781 (lsh (/ message-unique-id-char 25) 16)) 4)
4782 ;; Append a given name, because while the generated ID is unique
4783 ;; to this newsreader, other newsreaders might otherwise generate
4784 ;; the same ID via another algorithm.
4787 (defun message-number-base36 (num len)
4792 (concat (message-number-base36 (/ num 36) (1- len))
4793 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4796 (defun message-make-organization ()
4797 "Make an Organization header."
4798 (let* ((organization
4799 (when message-user-organization
4800 (if (functionp message-user-organization)
4801 (funcall message-user-organization)
4802 message-user-organization))))
4804 (mm-enable-multibyte)
4805 (cond ((stringp organization)
4806 (insert organization))
4807 ((and (eq t organization)
4808 message-user-organization-file
4809 (file-exists-p message-user-organization-file))
4810 (insert-file-contents message-user-organization-file)))
4811 (goto-char (point-min))
4812 (while (re-search-forward "[\t\n]+" nil t)
4813 (replace-match "" t t))
4814 (unless (zerop (buffer-size))
4817 (defun message-make-lines ()
4818 "Count the number of lines and return numeric string."
4823 (int-to-string (count-lines (point) (point-max))))))
4825 (defun message-make-references ()
4826 "Return the References header for this message."
4827 (when message-reply-headers
4828 (let ((message-id (mail-header-message-id message-reply-headers))
4829 (references (mail-header-references message-reply-headers))
4831 (if (or references message-id)
4832 (concat (or references "") (and references " ")
4836 (defun message-make-in-reply-to ()
4837 "Return the In-Reply-To header for this message."
4838 (when message-reply-headers
4839 (let ((from (mail-header-from message-reply-headers))
4840 (date (mail-header-date message-reply-headers))
4841 (msg-id (mail-header-message-id message-reply-headers)))
4843 (let ((name (mail-extract-address-components from)))
4844 (concat msg-id (if msg-id " (")
4848 (if (or (not date) (string= date ""))
4849 "(unknown date)" date)
4850 "\"" (if msg-id ")")))))))
4852 (defun message-make-distribution ()
4853 "Make a Distribution header."
4854 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4855 (cond ((functionp message-distribution-function)
4856 (funcall message-distribution-function))
4857 (t orig-distribution))))
4859 (defun message-make-expires ()
4860 "Return an Expires header based on `message-expires'."
4861 (let ((current (current-time))
4862 (future (* 1.0 message-expires 60 60 24)))
4863 ;; Add the future to current.
4864 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4865 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4866 (message-make-date current)))
4868 (defun message-make-path ()
4870 (let ((login-name (user-login-name)))
4871 (cond ((null message-user-path)
4872 (concat (system-name) "!" login-name))
4873 ((stringp message-user-path)
4874 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4875 (concat message-user-path "!" login-name))
4878 (defun message-make-from ()
4879 "Make a From header."
4880 (let* ((style message-from-style)
4881 (login (message-make-address))
4883 (or (and (boundp 'user-full-name)
4886 (when (string= fullname "&")
4887 (setq fullname (user-login-name)))
4889 (mm-enable-multibyte)
4892 (equal fullname ""))
4894 ((or (eq style 'angles)
4895 (and (not (eq style 'parens))
4896 ;; Use angles if no quoting is needed, or if parens would
4897 ;; need quoting too.
4898 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4899 (let ((tmp (concat fullname nil)))
4900 (while (string-match "([^()]*)" tmp)
4901 (aset tmp (match-beginning 0) ?-)
4902 (aset tmp (1- (match-end 0)) ?-))
4903 (string-match "[\\()]" tmp)))))
4905 (goto-char (point-min))
4906 ;; Look for a character that cannot appear unquoted
4907 ;; according to RFC 822.
4908 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
4909 ;; Quote fullname, escaping specials.
4910 (goto-char (point-min))
4912 (while (re-search-forward "[\"\\]" nil 1)
4913 (replace-match "\\\\\\&" t))
4915 (insert " <" login ">"))
4916 (t ; 'parens or default
4918 (let ((fullname-start (point)))
4920 (goto-char fullname-start)
4921 ;; RFC 822 says \ and nonmatching parentheses
4922 ;; must be escaped in comments.
4923 ;; Escape every instance of ()\ ...
4924 (while (re-search-forward "[()\\]" nil 1)
4925 (replace-match "\\\\\\&" t))
4926 ;; ... then undo escaping of matching parentheses,
4927 ;; including matching nested parentheses.
4928 (goto-char fullname-start)
4929 (while (re-search-forward
4930 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4932 (replace-match "\\1(\\3)" t)
4933 (goto-char fullname-start)))
4937 (defun message-make-sender ()
4938 "Return the \"real\" user address.
4939 This function tries to ignore all user modifications, and
4940 give as trustworthy answer as possible."
4941 (concat (user-login-name) "@" (system-name)))
4943 (defun message-make-address ()
4944 "Make the address of the user."
4945 (or (message-user-mail-address)
4946 (concat (user-login-name) "@" (message-make-domain))))
4948 (defun message-user-mail-address ()
4949 "Return the pertinent part of `user-mail-address'."
4950 (when (and user-mail-address
4951 (string-match "@.*\\." user-mail-address))
4952 (if (string-match " " user-mail-address)
4953 (nth 1 (mail-extract-address-components user-mail-address))
4954 user-mail-address)))
4956 (defun message-sendmail-envelope-from ()
4957 "Return the envelope from."
4958 (cond ((eq message-sendmail-envelope-from 'header)
4959 (nth 1 (mail-extract-address-components
4960 (message-fetch-field "from"))))
4961 ((stringp message-sendmail-envelope-from)
4962 message-sendmail-envelope-from)
4964 (message-make-address))))
4966 (defun message-make-fqdn ()
4967 "Return user's fully qualified domain name."
4968 (let* ((system-name (system-name))
4969 (user-mail (message-user-mail-address))
4972 (string-match "@\\(.*\\)\\'" user-mail))
4973 (match-string 1 user-mail)))
4974 (case-fold-search t))
4976 ((and message-user-fqdn
4977 (stringp message-user-fqdn)
4978 (string-match message-valid-fqdn-regexp message-user-fqdn)
4979 (not (string-match message-bogus-system-names message-user-fqdn)))
4981 ;; `message-user-fqdn' seems to be valid
4982 ((and (string-match message-valid-fqdn-regexp system-name)
4983 (not (string-match message-bogus-system-names system-name)))
4984 ;; `system-name' returned the right result.
4986 ;; Try `mail-host-address'.
4987 ((and (boundp 'mail-host-address)
4988 (stringp mail-host-address)
4989 (string-match message-valid-fqdn-regexp mail-host-address)
4990 (not (string-match message-bogus-system-names mail-host-address)))
4992 ;; We try `user-mail-address' as a backup.
4994 (stringp user-domain)
4995 (string-match message-valid-fqdn-regexp user-domain)
4996 (not (string-match message-bogus-system-names user-domain)))
4998 ;; Default to this bogus thing.
5001 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5003 (defun message-make-host-name ()
5004 "Return the name of the host."
5005 (let ((fqdn (message-make-fqdn)))
5006 (string-match "^[^.]+\\." fqdn)
5007 (substring fqdn 0 (1- (match-end 0)))))
5009 (defun message-make-domain ()
5010 "Return the domain name."
5011 (or mail-host-address
5012 (message-make-fqdn)))
5014 (defun message-to-list-only ()
5015 "Send a message to the list only.
5016 Remove all addresses but the list address from To and Cc headers."
5018 (let ((listaddr (message-make-mail-followup-to t)))
5021 (message-remove-header "to")
5022 (message-remove-header "cc")
5023 (message-position-on-field "To" "X-Draft-From")
5024 (insert listaddr)))))
5026 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5027 "Return the Mail-Followup-To header.
5028 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5029 subscribed address (and not the additional To and Cc header contents)."
5030 (let* ((case-fold-search t)
5031 (to (message-fetch-field "To"))
5032 (cc (message-fetch-field "cc"))
5033 (msg-recipients (concat to (and to cc ", ") cc))
5035 (mapcar 'mail-strip-quoted-names
5036 (message-tokenize-header msg-recipients)))
5038 (if message-subscribed-address-file
5039 (let (begin end item re)
5042 (insert-file-contents message-subscribed-address-file)
5044 (setq begin (point))
5047 (if (bolp) (setq end (1- end)))
5048 (setq item (regexp-quote (buffer-substring begin end)))
5049 (if re (setq re (concat re "\\|" item))
5050 (setq re (concat "\\`\\(" item))))
5051 (and re (list (concat re "\\)\\'"))))))))
5052 (mft-regexps (apply 'append message-subscribed-regexps
5053 (mapcar 'regexp-quote
5054 message-subscribed-addresses)
5057 message-subscribed-address-functions))))
5059 (let ((subscribed-lists nil)
5061 (loop for recipient in recipients
5062 when (loop for regexp in mft-regexps
5063 when (string-match regexp recipient) return t)
5066 (if only-show-subscribed
5068 msg-recipients))))))
5070 (defun message-idna-to-ascii-rhs-1 (header)
5071 "Interactively potentially IDNA encode domain names in HEADER."
5072 (let ((field (message-fetch-field header))
5076 (mm-delete-duplicates
5077 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5080 'car (mail-header-parse-addresses field))))))
5081 (setq ace (downcase (idna-to-ascii rhs)))
5082 (when (and (not (equal rhs ace))
5083 (or (not (eq message-use-idna 'ask))
5084 (y-or-n-p (format "Replace %s with %s in %s:? "
5086 (goto-char (point-min))
5087 (while (re-search-forward (concat "^" header ":") nil t)
5088 (message-narrow-to-field)
5089 (while (search-forward (concat "@" rhs) nil t)
5090 (replace-match (concat "@" ace) t t))
5091 (goto-char (point-max))
5094 (defun message-idna-to-ascii-rhs ()
5095 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5096 See `message-idna-encode'."
5098 (when message-use-idna
5101 (message-narrow-to-head)
5102 (message-idna-to-ascii-rhs-1 "From")
5103 (message-idna-to-ascii-rhs-1 "To")
5104 (message-idna-to-ascii-rhs-1 "Reply-To")
5105 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5106 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5107 (message-idna-to-ascii-rhs-1 "Cc")))))
5109 (defun message-generate-headers (headers)
5110 "Prepare article HEADERS.
5111 Headers already prepared in the buffer are not modified."
5112 (setq headers (append headers message-required-headers))
5114 (message-narrow-to-headers)
5115 (let* ((Date (message-make-date))
5116 (Message-ID (message-make-message-id))
5117 (Organization (message-make-organization))
5118 (From (message-make-from))
5119 (Path (message-make-path))
5122 (In-Reply-To (message-make-in-reply-to))
5123 (References (message-make-references))
5125 (Distribution (message-make-distribution))
5126 (Lines (message-make-lines))
5127 (User-Agent message-newsreader)
5128 (Expires (message-make-expires))
5129 (case-fold-search t)
5131 header value elem header-string)
5132 ;; First we remove any old generated headers.
5133 (let ((headers message-deletable-headers))
5134 (unless (buffer-modified-p)
5135 (setq headers (delq 'Message-ID (copy-sequence headers))))
5137 (goto-char (point-min))
5138 (and (re-search-forward
5139 (concat "^" (symbol-name (car headers)) ": *") nil t)
5140 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5141 (message-delete-line))
5143 ;; Go through all the required headers and see if they are in the
5144 ;; articles already. If they are not, or are empty, they are
5145 ;; inserted automatically - except for Subject, Newsgroups and
5148 (goto-char (point-min))
5149 (setq elem (pop headers))
5151 (if (eq (car elem) 'optional)
5152 (setq header (cdr elem)
5154 (setq header (car elem)))
5156 (setq header-string (if (stringp header)
5158 (symbol-name header)))
5159 (when (or (not (re-search-forward
5161 (regexp-quote (downcase header-string))
5165 ;; The header was found. We insert a space after the
5166 ;; colon, if there is none.
5167 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5168 ;; Find out whether the header is empty.
5169 (looking-at "[ \t]*\n[^ \t]")))
5170 ;; So we find out what value we should insert.
5174 (eq (car elem) 'optional)
5175 (not (member header-string message-inserted-headers)))
5176 ;; This is an optional header. If the cdr of this
5177 ;; is something that is nil, then we do not insert
5179 (setq header (cdr elem))
5180 (or (and (functionp (cdr elem))
5181 (funcall (cdr elem)))
5182 (and (boundp (cdr elem))
5183 (symbol-value (cdr elem)))))
5185 ;; The element is a cons. Either the cdr is a
5186 ;; string to be inserted verbatim, or it is a
5187 ;; function, and we insert the value returned from
5189 (or (and (stringp (cdr elem))
5191 (and (functionp (cdr elem))
5192 (funcall (cdr elem)))))
5193 ((and (boundp header)
5194 (symbol-value header))
5195 ;; The element is a symbol. We insert the value
5196 ;; of this symbol, if any.
5197 (symbol-value header))
5198 ((not (message-check-element
5199 (intern (downcase (symbol-name header)))))
5200 ;; We couldn't generate a value for this header,
5201 ;; so we just ask the user.
5202 (read-from-minibuffer
5203 (format "Empty header for %s; enter value: " header)))))
5204 ;; Finally insert the header.
5206 (not (equal value "")))
5210 ;; This header didn't exist, so we insert it.
5211 (goto-char (point-max))
5213 (cdr (assq header message-header-format-alist))))
5215 (funcall formatter header value)
5216 (insert header-string ": " value))
5217 (goto-char (message-fill-field))
5218 ;; We check whether the value was ended by a
5219 ;; newline. If not, we insert one.
5223 ;; The value of this header was empty, so we clear
5224 ;; totally and insert the new value.
5225 (delete-region (point) (point-at-eol))
5226 ;; If the header is optional, and the header was
5227 ;; empty, we can't insert it anyway.
5229 (push header-string message-inserted-headers)
5231 (message-fill-field)))
5232 ;; Add the deletable property to the headers that require it.
5233 (and (memq header message-deletable-headers)
5234 (progn (beginning-of-line) (looking-at "[^:]+: "))
5235 (add-text-properties
5236 (point) (match-end 0)
5237 '(message-deletable t face italic) (current-buffer)))))))
5238 ;; Insert new Sender if the From is strange.
5239 (let ((from (message-fetch-field "from"))
5240 (sender (message-fetch-field "sender"))
5241 (secure-sender (message-make-sender)))
5243 (not (message-check-element 'sender))
5246 (cadr (mail-extract-address-components from)))
5247 (downcase secure-sender)))
5252 (cadr (mail-extract-address-components sender)))
5253 (downcase secure-sender)))))
5254 (goto-char (point-min))
5255 ;; Rename any old Sender headers to Original-Sender.
5256 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5258 (insert "Original-")
5259 (beginning-of-line))
5260 (when (or (message-news-p)
5261 (string-match "@.+\\.." secure-sender))
5262 (insert "Sender: " secure-sender "\n"))))
5264 (message-idna-to-ascii-rhs))))
5266 (defun message-insert-courtesy-copy ()
5267 "Insert a courtesy message in mail copies of combined messages."
5271 (message-narrow-to-headers)
5272 (when (setq newsgroups (message-fetch-field "newsgroups"))
5273 (goto-char (point-max))
5274 (insert "Posted-To: " newsgroups "\n")))
5276 (when message-courtesy-message
5278 ((string-match "%s" message-courtesy-message)
5279 (insert (format message-courtesy-message newsgroups)))
5281 (insert message-courtesy-message)))))))
5284 ;;; Setting up a message buffer
5287 (defun message-skip-to-next-address ()
5288 (let ((end (save-excursion
5289 (message-next-header)
5292 (when (looking-at ",")
5294 (while (and (not (= (point) end))
5295 (or (not (eq char ?,))
5297 (skip-chars-forward "^,\"" (point-max))
5298 (when (eq (setq char (following-char)) ?\")
5299 (setq quoted (not quoted)))
5300 (unless (= (point) end)
5302 (skip-chars-forward " \t\n")))
5304 (defun message-fill-address (header value)
5305 (insert (capitalize (symbol-name header))
5307 (if (consp value) (car value) value)
5309 (message-fill-field-address))
5311 (defun message-split-line ()
5312 "Split current line, moving portion beyond point vertically down.
5313 If the current line has `message-yank-prefix', insert it on the new line."
5316 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
5320 (defun message-insert-header (header value)
5321 (insert (capitalize (symbol-name header))
5323 (if (consp value) (car value) value)))
5325 (defun message-field-name ()
5327 (goto-char (point-min))
5328 (when (looking-at "\\([^:]+\\):")
5329 (intern (capitalize (match-string 1))))))
5331 (defun message-fill-field ()
5334 (message-narrow-to-field)
5335 (let ((field-name (message-field-name)))
5336 (funcall (or (cadr (assq field-name message-field-fillers))
5337 'message-fill-field-general)))
5340 (defun message-fill-field-address ()
5342 (message-skip-to-next-address)
5344 (if (and (> (current-column) 78)
5350 (setq last (1+ (point))))
5351 (setq last (1+ (point)))))))
5353 (defun message-fill-field-general ()
5354 (let ((begin (point))
5357 (while (and (search-forward "\n" nil t)
5359 (replace-match " " t t))
5360 (fill-region-as-paragraph begin (point-max))
5361 ;; Tapdance around looong Message-IDs.
5363 (when (looking-at "[ \t]*$")
5364 (message-delete-line))
5366 (search-forward ":" nil t)
5367 (when (looking-at "\n[ \t]+")
5368 (replace-match " " t t))
5369 (goto-char (point-max))))
5371 (defun message-shorten-1 (list cut surplus)
5372 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5373 (setcdr (nthcdr (- cut 2) list)
5374 (nthcdr (+ (- cut 2) surplus 1) list)))
5376 (defun message-shorten-references (header references)
5377 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5378 When sending via news, also check that the REFERENCES are less
5379 than 988 characters long, and if they are not, trim them until
5387 (goto-char (point-min))
5388 ;; Cons a list of valid references.
5389 (while (re-search-forward "<[^>]+>" nil t)
5390 (push (match-string 0) refs))
5391 (setq refs (nreverse refs)
5392 count (length refs)))
5394 ;; If the list has more than MAXCOUNT elements, trim it by
5395 ;; removing the CUTth element and the required number of
5396 ;; elements that follow.
5397 (when (> count maxcount)
5398 (let ((surplus (- count maxcount)))
5399 (message-shorten-1 refs cut surplus)
5400 (decf count surplus)))
5402 ;; When sending via news, make sure the total folded length will
5403 ;; be less than 998 characters. This is to cater to broken INN
5404 ;; 2.3 which counts the total number of characters in a header
5405 ;; rather than the physical line length of each line, as it should.
5407 ;; This hack should be removed when it's believed than INN 2.3 is
5408 ;; no longer widely used.
5410 ;; At this point the headers have not been generated, thus we use
5411 ;; message-this-is-news directly.
5412 (when message-this-is-news
5415 (message-insert-header
5416 header (mapconcat #'identity refs " "))
5418 (message-shorten-1 refs cut 1)))
5419 ;; Finally, collect the references back into a string and insert
5420 ;; it into the buffer.
5421 (message-insert-header header (mapconcat #'identity refs " "))))
5423 (defun message-position-point ()
5424 "Move point to where the user probably wants to find it."
5425 (message-narrow-to-headers)
5427 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5428 (search-backward ":" )
5431 (if (eq (char-after) ? )
5435 (goto-char (point-max))
5438 (unless (looking-at "$")
5442 (defcustom message-beginning-of-line t
5443 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
5444 goes to beginning of header values."
5446 :group 'message-buffers
5447 :link '(custom-manual "(message)Movement")
5450 (defun message-beginning-of-line (&optional n)
5451 "Move point to beginning of header value or to beginning of line.
5452 The prefix argument N is passed directly to `beginning-of-line'.
5454 This command is identical to `beginning-of-line' if point is
5455 outside the message header or if the option `message-beginning-of-line'
5458 If point is in the message header and on a (non-continued) header
5459 line, move point to the beginning of the header value or the beginning of line,
5460 whichever is closer. If point is already at beginning of line, move point to
5461 beginning of header value. Therefore, repeated calls will toggle point
5462 between beginning of field and beginning of line."
5464 (let ((zrs 'zmacs-region-stays))
5465 (when (and (interactive-p) (boundp zrs))
5467 (if (and message-beginning-of-line
5468 (message-point-in-header-p))
5469 (let* ((here (point))
5470 (bol (progn (beginning-of-line n) (point)))
5471 (eol (point-at-eol))
5472 (eoh (re-search-forward ": *" eol t)))
5474 (if (and eoh (or (< eoh here) (= bol here)))
5476 (beginning-of-line n)))
5478 (defun message-buffer-name (type &optional to group)
5479 "Return a new (unique) buffer name based on TYPE and TO."
5481 ;; Generate a new buffer name The Message Way.
5482 ((eq message-generate-new-buffers 'unique)
5483 (generate-new-buffer-name
5487 (or (car (mail-extract-address-components to))
5490 (if (and group (not (string= group ""))) (concat " on " group) "")
5492 ;; Check whether `message-generate-new-buffers' is a function,
5493 ;; and if so, call it.
5494 ((functionp message-generate-new-buffers)
5495 (funcall message-generate-new-buffers type to group))
5496 ((eq message-generate-new-buffers 'unsent)
5497 (generate-new-buffer-name
5498 (concat "*unsent " type
5501 (or (car (mail-extract-address-components to))
5504 (if (and group (not (string= group ""))) (concat " on " group) "")
5506 ;; Use standard name.
5508 (format "*%s message*" type))))
5510 (defun message-pop-to-buffer (name)
5511 "Pop to buffer NAME, and warn if it already exists and is modified."
5512 (let ((buffer (get-buffer name)))
5514 (buffer-name buffer))
5516 (set-buffer (pop-to-buffer buffer))
5517 (when (and (buffer-modified-p)
5519 "Message already being composed; erase? ")))
5520 (error "Message being composed")))
5521 (set-buffer (pop-to-buffer name)))
5525 (defun message-do-send-housekeeping ()
5526 "Kill old message buffers."
5527 ;; We might have sent this buffer already. Delete it from the
5529 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
5530 (while (and message-max-buffers
5532 (>= (length message-buffer-list) message-max-buffers))
5533 ;; Kill the oldest buffer -- unless it has been changed.
5534 (let ((buffer (pop message-buffer-list)))
5535 (when (and (buffer-name buffer)
5536 (not (buffer-modified-p buffer)))
5537 (kill-buffer buffer))))
5538 ;; Rename the buffer.
5539 (if message-send-rename-function
5540 (funcall message-send-rename-function)
5541 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
5543 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
5545 (let ((name (match-string 2 (buffer-name)))
5547 (if (not (or (null name)
5548 (string-equal name "mail")
5549 (string-equal name "posting")))
5550 (setq name (concat "*sent " name "*"))
5551 (message-narrow-to-headers)
5552 (setq to (message-fetch-field "to"))
5553 (setq group (message-fetch-field "newsgroups"))
5557 (to (concat "*sent mail to "
5558 (or (car (mail-extract-address-components to))
5560 ((and group (not (string= group "")))
5561 (concat "*sent posting on " group "*"))
5562 (t "*sent mail*"))))
5563 (unless (string-equal name (buffer-name))
5564 (rename-buffer name t)))))
5565 ;; Push the current buffer onto the list.
5566 (when message-max-buffers
5567 (setq message-buffer-list
5568 (nconc message-buffer-list (list (current-buffer))))))
5570 (defun message-mail-user-agent ()
5572 ((not message-mail-user-agent) nil)
5573 ((eq message-mail-user-agent t) mail-user-agent)
5574 (t message-mail-user-agent))))
5575 (if (memq mua '(message-user-agent gnus-user-agent))
5579 (defun message-setup (headers &optional replybuffer actions switch-function)
5580 (let ((mua (message-mail-user-agent))
5581 subject to field yank-action)
5582 (if (not (and message-this-is-mail mua))
5583 (message-setup-1 headers replybuffer actions)
5585 (setq yank-action (list 'insert-buffer replybuffer)))
5586 (setq headers (copy-sequence headers))
5587 (setq field (assq 'Subject headers))
5589 (setq subject (cdr field))
5590 (setq headers (delq field headers)))
5591 (setq field (assq 'To headers))
5593 (setq to (cdr field))
5594 (setq headers (delq field headers)))
5595 (let ((mail-user-agent mua))
5596 (compose-mail to subject
5597 (mapcar (lambda (item)
5599 (format "%s" (car item))
5602 nil switch-function yank-action actions)))))
5604 (defun message-headers-to-generate (headers included-headers excluded-headers)
5605 "Return a list that includes all headers from HEADERS.
5606 If INCLUDED-HEADERS is a list, just include those headers. If if is
5607 t, include all headers. In any case, headers from EXCLUDED-HEADERS
5611 (dolist (header headers)
5612 (setq header-name (cond
5613 ((and (consp header)
5614 (eq (car header) 'optional))
5615 ;; On the form (optional . Header)
5618 ;; On the form (Header . function)
5623 (when (and (not (memq header-name excluded-headers))
5624 (or (eq included-headers t)
5625 (memq header-name included-headers)))
5626 (push header result)))
5629 (defun message-setup-1 (headers &optional replybuffer actions)
5630 (dolist (action actions)
5632 (add-to-list 'message-send-actions
5633 `(apply ',(car action) ',(cdr action)))))
5634 (setq message-reply-buffer replybuffer)
5635 (goto-char (point-min))
5636 ;; Insert all the headers.
5639 (alist message-header-format-alist))
5641 (unless (assq (caar h) message-header-format-alist)
5642 (push (list (caar h)) alist))
5646 (delete-region (point) (progn (forward-line -1) (point)))
5647 (when message-default-headers
5648 (insert message-default-headers)
5649 (or (bolp) (insert ?\n)))
5650 (insert mail-header-separator "\n")
5652 (when (message-news-p)
5653 (when message-default-news-headers
5654 (insert message-default-news-headers)
5655 (or (bolp) (insert ?\n)))
5656 (when message-generate-headers-first
5657 (message-generate-headers
5658 (message-headers-to-generate
5659 (append message-required-news-headers
5660 message-required-headers)
5661 message-generate-headers-first
5662 '(Lines Subject)))))
5663 (when (message-mail-p)
5664 (when message-default-mail-headers
5665 (insert message-default-mail-headers)
5666 (or (bolp) (insert ?\n)))
5667 (when message-generate-headers-first
5668 (message-generate-headers
5669 (message-headers-to-generate
5670 (append message-required-mail-headers
5671 message-required-headers)
5672 message-generate-headers-first
5673 '(Lines Subject)))))
5674 (run-hooks 'message-signature-setup-hook)
5675 (message-insert-signature)
5677 (message-narrow-to-headers)
5678 (run-hooks 'message-header-setup-hook))
5679 (set-buffer-modified-p nil)
5680 (setq buffer-undo-list nil)
5681 (when message-generate-hashcash
5682 ;; Generate hashcash headers for recipients already known
5683 (mail-add-payment-async))
5684 (run-hooks 'message-setup-hook)
5685 ;; Do this last to give it precedence over posting styles, etc.
5686 (when (message-mail-p)
5688 (message-narrow-to-headers)
5689 (if message-alternative-emails
5690 (message-use-alternative-email-as-from))))
5691 (message-position-point)
5694 (defun message-set-auto-save-file-name ()
5695 "Associate the message buffer with a file in the drafts directory."
5696 (when message-auto-save-directory
5697 (unless (file-directory-p
5698 (directory-file-name message-auto-save-directory))
5699 (make-directory message-auto-save-directory t))
5701 (setq message-draft-article
5702 (nndraft-request-associate-buffer "drafts"))
5703 (setq buffer-file-name (expand-file-name
5704 (if (memq system-type
5705 '(ms-dos ms-windows windows-nt
5706 cygwin cygwin32 win32 w32
5710 message-auto-save-directory))
5711 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5712 (clear-visited-file-modtime)
5713 (setq buffer-file-coding-system message-draft-coding-system)))
5715 (defun message-disassociate-draft ()
5716 "Disassociate the message buffer from the drafts directory."
5717 (when message-draft-article
5718 (nndraft-request-expire-articles
5719 (list message-draft-article) "drafts" nil t)))
5721 (defun message-insert-headers ()
5722 "Generate the headers for the article."
5726 (message-narrow-to-headers)
5727 (when (message-news-p)
5728 (message-generate-headers
5731 (copy-sequence message-required-news-headers)))))
5732 (when (message-mail-p)
5733 (message-generate-headers
5736 (copy-sequence message-required-mail-headers))))))))
5741 ;;; Commands for interfacing with message
5745 (defun message-mail (&optional to subject
5746 other-headers continue switch-function
5747 yank-action send-actions)
5748 "Start editing a mail message to be sent.
5749 OTHER-HEADERS is an alist of header/value pairs."
5751 (let ((message-this-is-mail t) replybuffer)
5752 (unless (message-mail-user-agent)
5753 (message-pop-to-buffer (message-buffer-name "mail" to)))
5754 ;; FIXME: message-mail should do something if YANK-ACTION is not
5756 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
5757 (setq replybuffer (nth 1 yank-action)))
5760 `((To . ,(or to "")) (Subject . ,(or subject "")))
5761 (when other-headers other-headers))
5762 replybuffer send-actions)
5763 ;; FIXME: Should return nil if failure.
5767 (defun message-news (&optional newsgroups subject)
5768 "Start editing a news article to be sent."
5770 (let ((message-this-is-news t))
5771 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
5772 (message-setup `((Newsgroups . ,(or newsgroups ""))
5773 (Subject . ,(or subject ""))))))
5775 (defun message-get-reply-headers (wide &optional to-address address-headers)
5776 (let (follow-to mct never-mct to cc author mft recipients extra)
5777 ;; Find all relevant headers we need.
5779 (message-narrow-to-headers-or-head)
5780 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
5781 ;; message-header-synonyms.
5782 (setq to (or (message-fetch-field "to")
5783 (and (loop for synonym in message-header-synonyms
5784 when (memq 'Original-To synonym)
5786 (message-fetch-field "original-to")))
5787 cc (message-fetch-field "cc")
5788 extra (when message-extra-wide-headers
5789 (mapconcat 'identity
5790 (mapcar 'message-fetch-field
5791 message-extra-wide-headers)
5793 mct (message-fetch-field "mail-copies-to")
5794 author (or (message-fetch-field "mail-reply-to")
5795 (message-fetch-field "reply-to")
5796 (message-fetch-field "from")
5798 mft (and message-use-mail-followup-to
5799 (message-fetch-field "mail-followup-to"))))
5801 ;; Handle special values of Mail-Copies-To.
5803 (cond ((or (equal (downcase mct) "never")
5804 (equal (downcase mct) "nobody"))
5807 ((or (equal (downcase mct) "always")
5808 (equal (downcase mct) "poster"))
5809 (setq mct author))))
5812 ;; Build (textual) list of new recipient addresses.
5815 (setq recipients (concat ", " author)))
5817 (dolist (header address-headers)
5818 (let ((value (message-fetch-field header)))
5820 (setq recipients (concat recipients ", " value))))))
5822 (string-match "[^ \t,]" mft)
5823 (or (not (eq message-use-mail-followup-to 'ask))
5824 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
5825 You should normally obey the Mail-Followup-To: header. In this
5826 article, it has the value of
5830 which directs your response to " (if (string-match "," mft)
5831 "the specified addresses"
5832 "that address only") ".
5834 Most commonly, Mail-Followup-To is used by a mailing list poster to
5835 express that responses should be sent to just the list, and not the
5838 If a message is posted to several mailing lists, Mail-Followup-To may
5839 also be used to direct the following discussion to one list only,
5840 because discussions that are spread over several lists tend to be
5841 fragmented and very difficult to follow.
5843 Also, some source/announcement lists are not intended for discussion;
5844 responses here are directed to other addresses.
5846 You may customize the variable `message-use-mail-followup-to', if you
5847 want to get rid of this query permanently.")))
5848 (setq recipients (concat ", " mft)))
5850 (setq recipients (concat ", " to-address))
5851 ;; If the author explicitly asked for a copy, we don't deny it to them.
5852 (if mct (setq recipients (concat recipients ", " mct))))
5854 (setq recipients (if never-mct "" (concat ", " author)))
5855 (if to (setq recipients (concat recipients ", " to)))
5856 (if cc (setq recipients (concat recipients ", " cc)))
5857 (if extra (setq recipients (concat recipients ", " extra)))
5858 (if mct (setq recipients (concat recipients ", " mct)))))
5859 (if (>= (length recipients) 2)
5860 ;; Strip the leading ", ".
5861 (setq recipients (substring recipients 2)))
5862 ;; Squeeze whitespace.
5863 (while (string-match "[ \t][ \t]+" recipients)
5864 (setq recipients (replace-match " " t t recipients)))
5865 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5866 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5867 (setq recipients (rmail-dont-reply-to recipients)))
5868 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5869 (if (string-equal recipients "")
5870 (setq recipients author))
5871 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5875 (cons (downcase (mail-strip-quoted-names addr)) addr))
5876 (message-tokenize-header recipients)))
5877 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5878 (let ((s recipients))
5880 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5882 ;; Remove hierarchical lists that are contained within each other,
5883 ;; if message-hierarchical-addresses is defined.
5884 (when message-hierarchical-addresses
5885 (let ((plain-addrs (mapcar 'car recipients))
5888 (setq subaddrs (assoc (car plain-addrs)
5889 message-hierarchical-addresses)
5890 plain-addrs (cdr plain-addrs))
5892 (setq subaddrs (cdr subaddrs))
5894 (setq recip (assoc (car subaddrs) recipients)
5895 subaddrs (cdr subaddrs))
5897 (setq recipients (delq recip recipients))))))))
5899 ;; Build the header alist. Allow the user to be asked whether
5900 ;; or not to reply to all recipients in a wide reply.
5901 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5902 (when (and recipients
5903 (or (not message-wide-reply-confirm-recipients)
5904 (y-or-n-p "Reply to all recipients? ")))
5905 (setq recipients (mapconcat
5906 (lambda (addr) (cdr addr)) recipients ", "))
5907 (if (string-match "^ +" recipients)
5908 (setq recipients (substring recipients (match-end 0))))
5909 (push (cons 'Cc recipients) follow-to)))
5913 (defun message-reply (&optional to-address wide)
5914 "Start editing a reply to the article in the current buffer."
5916 (require 'gnus-sum) ; for gnus-list-identifiers
5917 (let ((cur (current-buffer))
5918 from subject date reply-to to cc
5919 references message-id follow-to
5920 (inhibit-point-motion-hooks t)
5921 (message-this-is-mail t)
5924 (message-narrow-to-head-1)
5925 ;; Allow customizations to have their say.
5927 ;; This is a regular reply.
5928 (when (functionp message-reply-to-function)
5930 (setq follow-to (funcall message-reply-to-function))))
5931 ;; This is a followup.
5932 (when (functionp message-wide-reply-to-function)
5935 (funcall message-wide-reply-to-function)))))
5936 (setq message-id (message-fetch-field "message-id" t)
5937 references (message-fetch-field "references")
5938 date (message-fetch-field "date")
5939 from (message-fetch-field "from")
5940 subject (or (message-fetch-field "subject") "none"))
5941 (when gnus-list-identifiers
5942 (setq subject (message-strip-list-identifiers subject)))
5943 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5944 (when message-subject-trailing-was-query
5945 (setq subject (message-strip-subject-trailing-was subject)))
5947 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5948 (string-match "<[^>]+>" gnus-warning))
5949 (setq message-id (match-string 0 gnus-warning)))
5952 (setq follow-to (message-get-reply-headers wide to-address))))
5954 (unless (message-mail-user-agent)
5955 (message-pop-to-buffer
5956 (message-buffer-name
5957 (if wide "wide reply" "reply") from
5958 (if wide to-address nil))))
5960 (setq message-reply-headers
5961 (vector 0 subject from date message-id references 0 0 ""))
5964 `((Subject . ,subject)
5969 (defun message-wide-reply (&optional to-address)
5970 "Make a \"wide\" reply to the message in the current buffer."
5972 (message-reply to-address t))
5975 (defun message-followup (&optional to-newsgroups)
5976 "Follow up to the message in the current buffer.
5977 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5979 (require 'gnus-sum) ; for gnus-list-identifiers
5980 (let ((cur (current-buffer))
5981 from subject date reply-to mrt mct
5982 references message-id follow-to
5983 (inhibit-point-motion-hooks t)
5984 (message-this-is-news t)
5985 followup-to distribution newsgroups gnus-warning posted-to)
5988 (goto-char (point-min))
5989 (if (search-forward "\n\n" nil t)
5992 (when (functionp message-followup-to-function)
5994 (funcall message-followup-to-function)))
5995 (setq from (message-fetch-field "from")
5996 date (message-fetch-field "date")
5997 subject (or (message-fetch-field "subject") "none")
5998 references (message-fetch-field "references")
5999 message-id (message-fetch-field "message-id" t)
6000 followup-to (message-fetch-field "followup-to")
6001 newsgroups (message-fetch-field "newsgroups")
6002 posted-to (message-fetch-field "posted-to")
6003 reply-to (message-fetch-field "reply-to")
6004 mrt (message-fetch-field "mail-reply-to")
6005 distribution (message-fetch-field "distribution")
6006 mct (message-fetch-field "mail-copies-to"))
6007 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6008 (string-match "<[^>]+>" gnus-warning))
6009 (setq message-id (match-string 0 gnus-warning)))
6010 ;; Remove bogus distribution.
6011 (when (and (stringp distribution)
6012 (let ((case-fold-search t))
6013 (string-match "world" distribution)))
6014 (setq distribution nil))
6015 (if gnus-list-identifiers
6016 (setq subject (message-strip-list-identifiers subject)))
6017 (setq subject (concat "Re: " (message-strip-subject-re subject)))
6018 (when message-subject-trailing-was-query
6019 (setq subject (message-strip-subject-trailing-was subject)))
6022 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
6024 (setq message-reply-headers
6025 (vector 0 subject from date message-id references 0 0 ""))
6028 `((Subject . ,subject)
6031 (list (cons 'Newsgroups to-newsgroups)))
6032 (follow-to follow-to)
6033 ((and followup-to message-use-followup-to)
6036 ((equal (downcase followup-to) "poster")
6037 (if (or (eq message-use-followup-to 'use)
6038 (message-y-or-n-p "Obey Followup-To: poster? " t "\
6039 You should normally obey the Followup-To: header.
6041 `Followup-To: poster' sends your response via e-mail instead of news.
6043 A typical situation where `Followup-To: poster' is used is when the poster
6044 does not read the newsgroup, so he wouldn't see any replies sent to it.
6046 You may customize the variable `message-use-followup-to', if you
6047 want to get rid of this query permanently."))
6049 (setq message-this-is-news nil)
6050 (cons 'To (or mrt reply-to from "")))
6051 (cons 'Newsgroups newsgroups)))
6053 (if (or (equal followup-to newsgroups)
6054 (not (eq message-use-followup-to 'ask))
6056 (concat "Obey Followup-To: " followup-to "? ") t "\
6057 You should normally obey the Followup-To: header.
6059 `Followup-To: " followup-to "'
6060 directs your response to " (if (string-match "," followup-to)
6061 "the specified newsgroups"
6062 "that newsgroup only") ".
6064 If a message is posted to several newsgroups, Followup-To is often
6065 used to direct the following discussion to one newsgroup only,
6066 because discussions that are spread over several newsgroup tend to
6067 be fragmented and very difficult to follow.
6069 Also, some source/announcement newsgroups are not intended for discussion;
6070 responses here are directed to other newsgroups.
6072 You may customize the variable `message-use-followup-to', if you
6073 want to get rid of this query permanently."))
6074 (cons 'Newsgroups followup-to)
6075 (cons 'Newsgroups newsgroups))))))
6077 `((Newsgroups . ,posted-to)))
6079 `((Newsgroups . ,newsgroups))))
6080 ,@(and distribution (list (cons 'Distribution distribution)))
6082 (not (or (equal (downcase mct) "never")
6083 (equal (downcase mct) "nobody"))))
6084 (list (cons 'Cc (if (or (equal (downcase mct) "always")
6085 (equal (downcase mct) "poster"))
6086 (or mrt reply-to from "")
6091 (defun message-is-yours-p ()
6092 "Non-nil means current article is yours.
6093 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
6094 are yours except those that have Cancel-Lock header not belonging to you.
6095 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
6096 regexp to match all of yours addresses."
6097 ;; Canlock-logic as suggested by Per Abrahamsen
6098 ;; <abraham@dina.kvl.dk>
6100 ;; IF article has cancel-lock THEN
6101 ;; IF we can verify it THEN
6104 ;; error: cancellock: article is not yours
6106 ;; Use old rules, comparing sender...
6109 (message-narrow-to-head-1)
6110 (if (message-fetch-field "Cancel-Lock")
6111 (if (null (canlock-verify))
6113 (error "Failed to verify Cancel-lock: This article is not yours"))
6116 (message-gnksa-enable-p 'cancel-messages)
6117 (and (setq sender (message-fetch-field "sender"))
6118 (string-equal (downcase sender)
6119 (downcase (message-make-sender))))
6120 ;; Email address in From field equals to our address
6121 (and (setq from (message-fetch-field "from"))
6123 (downcase (cadr (mail-extract-address-components from)))
6124 (downcase (cadr (mail-extract-address-components
6125 (message-make-from))))))
6126 ;; Email address in From field matches
6127 ;; 'message-alternative-emails' regexp
6129 message-alternative-emails
6131 message-alternative-emails
6132 (cadr (mail-extract-address-components from))))))))))
6135 (defun message-cancel-news (&optional arg)
6136 "Cancel an article you posted.
6137 If ARG, allow editing of the cancellation message."
6139 (unless (message-news-p)
6140 (error "This is not a news article; canceling is impossible"))
6141 (let (from newsgroups message-id distribution buf)
6143 ;; Get header info from original article.
6145 (message-narrow-to-head-1)
6146 (setq from (message-fetch-field "from")
6147 newsgroups (message-fetch-field "newsgroups")
6148 message-id (message-fetch-field "message-id" t)
6149 distribution (message-fetch-field "distribution")))
6150 ;; Make sure that this article was written by the user.
6151 (unless (message-is-yours-p)
6152 (error "This article is not yours"))
6153 (when (yes-or-no-p "Do you really want to cancel this article? ")
6154 ;; Make control message.
6157 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6159 (insert "Newsgroups: " newsgroups "\n"
6161 "Subject: cmsg cancel " message-id "\n"
6162 "Control: cancel " message-id "\n"
6164 (concat "Distribution: " distribution "\n")
6166 mail-header-separator "\n"
6167 message-cancel-message)
6168 (run-hooks 'message-cancel-hook)
6170 (message "Canceling your article...")
6171 (if (let ((message-syntax-checks
6172 'dont-check-for-anything-just-trust-me))
6173 (funcall message-send-news-function))
6174 (message "Canceling your article...done"))
6175 (kill-buffer buf))))))
6178 (defun message-supersede ()
6179 "Start composing a message to supersede the current message.
6180 This is done simply by taking the old article and adding a Supersedes
6181 header line with the old Message-ID."
6183 (let ((cur (current-buffer)))
6184 ;; Check whether the user owns the article that is to be superseded.
6185 (unless (message-is-yours-p)
6186 (error "This article is not yours"))
6187 ;; Get a normal message buffer.
6188 (message-pop-to-buffer (message-buffer-name "supersede"))
6189 (insert-buffer-substring cur)
6191 (message-narrow-to-head-1)
6192 ;; Remove unwanted headers.
6193 (when message-ignored-supersedes-headers
6194 (message-remove-header message-ignored-supersedes-headers t))
6195 (goto-char (point-min))
6196 (if (not (re-search-forward "^Message-ID: " nil t))
6197 (error "No Message-ID in this article")
6198 (replace-match "Supersedes: " t t))
6199 (goto-char (point-max))
6200 (insert mail-header-separator)
6205 (defun message-recover ()
6206 "Reread contents of current buffer from its last auto-save file."
6208 (let ((file-name (make-auto-save-file-name)))
6209 (cond ((save-window-excursion
6210 (if (not (eq system-type 'vax-vms))
6211 (with-output-to-temp-buffer "*Directory*"
6212 (with-current-buffer standard-output
6213 (fundamental-mode)) ; for Emacs 20.4+
6214 (buffer-disable-undo standard-output)
6215 (let ((default-directory "/"))
6217 "ls" nil standard-output nil "-l" file-name))))
6218 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6219 (let ((buffer-read-only nil))
6221 (insert-file-contents file-name nil)))
6222 (t (error "message-recover cancelled")))))
6224 ;;; Washing Subject:
6226 (defun message-wash-subject (subject)
6227 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6228 Previous forwarders, replyers, etc. may add it."
6231 (goto-char (point-min))
6232 ;; strip Re/Fwd stuff off the beginning
6233 (while (re-search-forward
6234 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6237 ;; and gnus-style forwards [foo@bar.com] subject
6238 (goto-char (point-min))
6239 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6243 (goto-char (point-max))
6244 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6247 ;; and finally, any whitespace that was left-over
6248 (goto-char (point-min))
6249 (while (re-search-forward "^[ \t]+" nil t)
6251 (goto-char (point-max))
6252 (while (re-search-backward "[ \t]+$" nil t)
6257 ;;; Forwarding messages.
6259 (defvar message-forward-decoded-p nil
6260 "Non-nil means the original message is decoded.")
6262 (defun message-forward-subject-name-subject (subject)
6263 "Generate a SUBJECT for a forwarded message.
6264 The form is: [Source] Subject, where if the original message was mail,
6265 Source is the name of the sender, and if the original message was
6266 news, Source is the list of newsgroups is was posted to."
6267 (let* ((group (message-fetch-field "newsgroups"))
6268 (from (message-fetch-field "from"))
6271 (gnus-group-decoded-name group)
6273 (car (gnus-extract-address-components from))
6274 (cadr (gnus-extract-address-components from))))
6277 (if message-forward-decoded-p
6279 (mail-decode-encoded-word-string prefix))
6282 (defun message-forward-subject-author-subject (subject)
6283 "Generate a SUBJECT for a forwarded message.
6284 The form is: [Source] Subject, where if the original message was mail,
6285 Source is the sender, and if the original message was news, Source is
6286 the list of newsgroups is was posted to."
6287 (let* ((group (message-fetch-field "newsgroups"))
6290 (gnus-group-decoded-name group)
6291 (or (message-fetch-field "from")
6294 (if message-forward-decoded-p
6296 (mail-decode-encoded-word-string prefix))
6299 (defun message-forward-subject-fwd (subject)
6300 "Generate a SUBJECT for a forwarded message.
6301 The form is: Fwd: Subject, where Subject is the original subject of
6303 (if (string-match "^Fwd: " subject)
6305 (concat "Fwd: " subject)))
6307 (defun message-make-forward-subject ()
6308 "Return a Subject header suitable for the message in the current buffer."
6311 (message-narrow-to-head-1)
6312 (let ((funcs message-make-forward-subject-function)
6313 (subject (message-fetch-field "Subject")))
6316 (if message-forward-decoded-p
6318 (mail-decode-encoded-word-string subject))
6320 (when message-wash-forwarded-subjects
6321 (setq subject (message-wash-subject subject)))
6322 ;; Make sure funcs is a list.
6325 (setq funcs (list funcs)))
6326 ;; Apply funcs in order, passing subject generated by previous
6327 ;; func to the next one.
6328 (dolist (func funcs)
6329 (when (functionp func)
6330 (setq subject (funcall func subject))))
6334 (defvar gnus-article-decoded-p))
6338 (defun message-forward (&optional news digest)
6339 "Forward the current message via mail.
6340 Optional NEWS will use news to forward instead of mail.
6341 Optional DIGEST will use digest to forward."
6343 (let* ((cur (current-buffer))
6344 (message-forward-decoded-p
6345 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6346 gnus-article-decoded-p ;; In an article buffer.
6347 message-forward-decoded-p))
6348 (subject (message-make-forward-subject)))
6350 (message-news nil subject)
6351 (message-mail nil subject))
6352 (message-forward-make-body cur digest)))
6354 (defun message-forward-make-body-plain (forward-buffer)
6356 "\n-------------------- Start of forwarded message --------------------\n")
6357 (let ((b (point)) e)
6360 (mm-disable-multibyte)
6362 (with-current-buffer forward-buffer
6363 (mm-with-unibyte-current-buffer (buffer-string))))
6364 (mm-enable-multibyte)
6366 (goto-char (point-min))
6367 (when (looking-at "From ")
6368 (replace-match "X-From-Line: "))
6372 "\n-------------------- End of forwarded message --------------------\n")
6373 (when message-forward-ignored-headers
6375 (narrow-to-region b e)
6377 (narrow-to-region (point)
6378 (or (search-forward "\n\n" nil t) (point)))
6379 (message-remove-header message-forward-ignored-headers t)))))
6381 (defun message-forward-make-body-mime (forward-buffer)
6382 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
6383 (let ((b (point)) e)
6385 (narrow-to-region (point) (point))
6386 (mml-insert-buffer forward-buffer)
6387 (goto-char (point-min))
6388 (when (looking-at "From ")
6389 (replace-match "X-From-Line: "))
6390 (goto-char (point-max)))
6392 (insert "<#/part>\n")))
6394 (defun message-forward-make-body-mml (forward-buffer)
6395 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
6396 (let ((b (point)) e)
6397 (if (not message-forward-decoded-p)
6400 (mm-disable-multibyte)
6402 (with-current-buffer forward-buffer
6403 (mm-with-unibyte-current-buffer (buffer-string))))
6404 (mm-enable-multibyte)
6406 (goto-char (point-min))
6407 (when (looking-at "From ")
6408 (replace-match "X-From-Line: "))
6411 (narrow-to-region (point) (point))
6412 (mml-insert-buffer forward-buffer)
6413 (goto-char (point-min))
6414 (when (looking-at "From ")
6415 (replace-match "X-From-Line: "))
6416 (goto-char (point-max))))
6418 (insert "<#/mml>\n")
6419 (when (and (not message-forward-decoded-p)
6420 message-forward-ignored-headers)
6422 (narrow-to-region b e)
6424 (narrow-to-region (point)
6425 (or (search-forward "\n\n" nil t) (point)))
6426 (message-remove-header message-forward-ignored-headers t)))))
6428 (defun message-forward-make-body-digest-plain (forward-buffer)
6430 "\n-------------------- Start of forwarded message --------------------\n")
6431 (let ((b (point)) e)
6432 (mml-insert-buffer forward-buffer)
6435 "\n-------------------- End of forwarded message --------------------\n")))
6437 (defun message-forward-make-body-digest-mime (forward-buffer)
6438 (insert "\n<#multipart type=digest>\n")
6439 (let ((b (point)) e)
6440 (insert-buffer-substring forward-buffer)
6442 (insert "<#/multipart>\n")
6444 (narrow-to-region b e)
6446 (narrow-to-region (point)
6447 (or (search-forward "\n\n" nil t) (point)))
6448 (delete-region (point-min) (point-max)))))
6450 (defun message-forward-make-body-digest (forward-buffer)
6451 (if message-forward-as-mime
6452 (message-forward-make-body-digest-mime forward-buffer)
6453 (message-forward-make-body-digest-plain forward-buffer)))
6456 (defun message-forward-make-body (forward-buffer &optional digest)
6457 ;; Put point where we want it before inserting the forwarded
6459 (if message-forward-before-signature
6461 (goto-char (point-max)))
6463 (message-forward-make-body-digest forward-buffer)
6464 (if message-forward-as-mime
6465 (if (and message-forward-show-mml
6466 (not (and (eq message-forward-show-mml 'best)
6467 (with-current-buffer forward-buffer
6468 (goto-char (point-min))
6470 "Content-Type: *multipart/\\(signed\\|encrypted\\)"
6472 (message-forward-make-body-mml forward-buffer)
6473 (message-forward-make-body-mime forward-buffer))
6474 (message-forward-make-body-plain forward-buffer)))
6475 (message-position-point))
6478 (defun message-forward-rmail-make-body (forward-buffer)
6479 (save-window-excursion
6480 (set-buffer forward-buffer)
6481 (if (rmail-msg-is-pruned)
6482 (rmail-msg-restore-non-pruned-header)))
6483 (message-forward-make-body forward-buffer))
6485 (eval-when-compile (defvar rmail-enable-mime-composing))
6487 ;; Fixme: Should have defcustom.
6489 (defun message-insinuate-rmail ()
6490 "Let RMAIL use message to forward."
6492 (setq rmail-enable-mime-composing t)
6493 (setq rmail-insert-mime-forwarded-message-function
6494 'message-forward-rmail-make-body))
6497 (defun message-resend (address)
6498 "Resend the current article to ADDRESS."
6500 (list (message-read-from-minibuffer "Resend message to: ")))
6501 (message "Resending message to %s..." address)
6503 (let ((cur (current-buffer))
6505 ;; We first set up a normal mail buffer.
6506 (unless (message-mail-user-agent)
6507 (set-buffer (get-buffer-create " *message resend*"))
6509 (let ((message-this-is-mail t)
6511 (message-setup `((To . ,address))))
6512 ;; Insert our usual headers.
6513 (message-generate-headers '(From Date To Message-ID))
6514 (message-narrow-to-headers)
6515 ;; Remove X-Draft-From header etc.
6516 (message-remove-header message-ignored-mail-headers t)
6517 ;; Rename them all to "Resent-*".
6518 (goto-char (point-min))
6519 (while (re-search-forward "^[A-Za-z]" nil t)
6524 (delete-region (point) (point-max))
6526 ;; Insert the message to be resent.
6527 (insert-buffer-substring cur)
6528 (goto-char (point-min))
6529 (search-forward "\n\n")
6532 (narrow-to-region beg (point))
6533 (message-remove-header message-ignored-resent-headers t)
6534 (goto-char (point-max)))
6535 (insert mail-header-separator)
6536 ;; Rename all old ("Also-")Resent headers.
6537 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
6540 ;; Quote any "From " lines at the beginning.
6542 (when (looking-at "From ")
6543 (replace-match "X-From-Line: "))
6545 (let ((message-inhibit-body-encoding t)
6546 message-required-mail-headers
6547 rfc2047-encode-encoded-words)
6548 (message-send-mail))
6549 (kill-buffer (current-buffer)))
6550 (message "Resending message to %s...done" address)))
6553 (defun message-bounce ()
6554 "Re-mail the current message.
6555 This only makes sense if the current message is a bounce message that
6556 contains some mail you have written which has been bounced back to
6559 (let ((handles (mm-dissect-buffer t))
6561 (message-pop-to-buffer (message-buffer-name "bounce"))
6562 (if (stringp (car handles))
6563 ;; This is a MIME bounce.
6564 (mm-insert-part (car (last handles)))
6565 ;; This is a non-MIME bounce, so we try to remove things
6567 (mm-insert-part handles)
6569 (goto-char (point-min))
6570 (re-search-forward "\n\n+" nil t)
6571 (setq boundary (point))
6572 ;; We remove everything before the bounced mail.
6573 (if (or (re-search-forward message-unsent-separator nil t)
6575 (search-forward "\n\n" nil 'move)
6576 (re-search-backward "^Return-Path:.*\n" boundary t)))
6579 (delete-region (point-min)
6580 (if (re-search-forward "^[^ \n\t]+:" nil t)
6583 (goto-char boundary)
6584 (when (re-search-backward "^.?From .*\n" nil t)
6585 (delete-region (match-beginning 0) (match-end 0)))))
6586 (mm-enable-multibyte)
6588 (message-narrow-to-head-1)
6589 (message-remove-header message-ignored-bounced-headers t)
6590 (goto-char (point-max))
6591 (insert mail-header-separator))
6592 (message-position-point)))
6595 ;;; Interactive entry points for new message buffers.
6599 (defun message-mail-other-window (&optional to subject)
6600 "Like `message-mail' command, but display mail buffer in another window."
6602 (unless (message-mail-user-agent)
6603 (let ((pop-up-windows t)
6604 (special-display-buffer-names nil)
6605 (special-display-regexps nil)
6606 (same-window-buffer-names nil)
6607 (same-window-regexps nil))
6608 (message-pop-to-buffer (message-buffer-name "mail" to))))
6609 (let ((message-this-is-mail t))
6610 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6611 nil nil 'switch-to-buffer-other-window)))
6614 (defun message-mail-other-frame (&optional to subject)
6615 "Like `message-mail' command, but display mail buffer in another frame."
6617 (unless (message-mail-user-agent)
6618 (let ((pop-up-frames t)
6619 (special-display-buffer-names nil)
6620 (special-display-regexps nil)
6621 (same-window-buffer-names nil)
6622 (same-window-regexps nil))
6623 (message-pop-to-buffer (message-buffer-name "mail" to))))
6624 (let ((message-this-is-mail t))
6625 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6626 nil nil 'switch-to-buffer-other-frame)))
6629 (defun message-news-other-window (&optional newsgroups subject)
6630 "Start editing a news article to be sent."
6632 (let ((pop-up-windows t)
6633 (special-display-buffer-names nil)
6634 (special-display-regexps nil)
6635 (same-window-buffer-names nil)
6636 (same-window-regexps nil))
6637 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6638 (let ((message-this-is-news t))
6639 (message-setup `((Newsgroups . ,(or newsgroups ""))
6640 (Subject . ,(or subject ""))))))
6643 (defun message-news-other-frame (&optional newsgroups subject)
6644 "Start editing a news article to be sent."
6646 (let ((pop-up-frames t)
6647 (special-display-buffer-names nil)
6648 (special-display-regexps nil)
6649 (same-window-buffer-names nil)
6650 (same-window-regexps nil))
6651 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6652 (let ((message-this-is-news t))
6653 (message-setup `((Newsgroups . ,(or newsgroups ""))
6654 (Subject . ,(or subject ""))))))
6658 ;; This code should be moved to underline.el (from which it is stolen).
6661 (defun message-bold-region (start end)
6662 "Bold all nonblank characters in the region.
6663 Works by overstriking characters.
6664 Called from program, takes two arguments START and END
6665 which specify the range to operate on."
6668 (let ((end1 (make-marker)))
6669 (move-marker end1 (max start end))
6670 (goto-char (min start end))
6671 (while (< (point) end1)
6672 (or (looking-at "[_\^@- ]")
6673 (insert (char-after) "\b"))
6674 (forward-char 1)))))
6677 (defun message-unbold-region (start end)
6678 "Remove all boldness (overstruck characters) in the region.
6679 Called from program, takes two arguments START and END
6680 which specify the range to operate on."
6683 (let ((end1 (make-marker)))
6684 (move-marker end1 (max start end))
6685 (goto-char (min start end))
6686 (while (search-forward "\b" end1 t)
6687 (if (eq (char-after) (char-after (- (point) 2)))
6688 (delete-char -2))))))
6690 (defun message-exchange-point-and-mark ()
6691 "Exchange point and mark, but don't activate region if it was inactive."
6693 (message-mark-active-p)
6694 (exchange-point-and-mark))
6695 (setq mark-active nil)))
6697 (defalias 'message-make-overlay 'make-overlay)
6698 (defalias 'message-delete-overlay 'delete-overlay)
6699 (defalias 'message-overlay-put 'overlay-put)
6700 (defun message-kill-all-overlays ()
6701 (if (featurep 'xemacs)
6702 (map-extents (lambda (extent ignore) (delete-extent extent)))
6703 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
6705 ;; Support for toolbar
6707 (defvar tool-bar-mode))
6709 ;; Note: The :set function in the `message-tool-bar*' variables will only
6710 ;; affect _new_ message buffers. We might add a function that walks thru all
6711 ;; message-mode buffers and force the update.
6712 (defun message-tool-bar-update (&optional symbol value)
6713 "Update message mode toolbar.
6714 Setter function for custom variables."
6715 (setq-default message-tool-bar-map nil)
6717 ;; When used as ":set" function:
6718 (set-default symbol value)))
6720 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
6721 'message-tool-bar-gnome
6722 'message-tool-bar-retro)
6723 "Specifies the message mode tool bar.
6725 It can be either a list or a symbol refering to a list. See
6726 `gmm-tool-bar-from-list' for the format of the list. The
6727 default key map is `message-mode-map'.
6729 Pre-defined symbols include `message-tool-bar-gnome' and
6730 `message-tool-bar-retro'."
6731 :type '(repeat gmm-tool-bar-list-item)
6732 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
6733 (const :tag "Retro look" message-tool-bar-retro)
6734 (repeat :tag "User defined list" gmm-tool-bar-item)
6736 :version "23.0" ;; No Gnus
6737 :initialize 'custom-initialize-default
6738 :set 'message-tool-bar-update
6741 (defcustom message-tool-bar-gnome
6742 '((gmm-ignore "separator")
6743 (message-send-and-exit "mail/send")
6744 (message-dont-send "mail/save-draft")
6745 (message-kill-buffer "close") ;; stock_cancel
6746 (mml-attach-file "attach" mml-mode-map)
6747 (ispell-message "spell" nil :visible (not flyspell-mode))
6748 (flyspell-buffer "spell" t :visible flyspell-mode
6749 :help "Flyspell whole buffer")
6750 (mml-preview "mail/preview" mml-mode-map)
6751 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
6752 (message-insert-importance-high "important" nil :visible nil)
6753 (message-insert-importance-low "unimportant" nil :visible nil)
6754 (message-insert-disposition-notification-to "receipt" nil :visible nil)
6755 (gmm-customize-mode "preferences" t :help "Edit mode preferences")
6756 (message-info "help" t :help "Message manual"))
6757 "List of items for the message tool bar (GNOME style).
6759 See `gmm-tool-bar-from-list' for details on the format of the list."
6760 :type '(repeat gmm-tool-bar-item)
6761 :version "23.0" ;; No Gnus
6762 :initialize 'custom-initialize-default
6763 :set 'message-tool-bar-update
6766 (defcustom message-tool-bar-retro
6767 '(;; Old Emacs 21 icon for consistency.
6768 (message-send-and-exit "gnus/mail_send")
6769 (message-kill-buffer "close")
6770 (message-dont-send "cancel")
6771 (mml-attach-file "attach" mml-mode-map)
6772 (ispell-message "spell")
6773 (mml-preview "preview" mml-mode-map)
6774 (message-insert-importance-high "gnus/important")
6775 (message-insert-importance-low "gnus/unimportant")
6776 (message-insert-disposition-notification-to "gnus/receipt"))
6777 "List of items for the message tool bar (retro style).
6779 See `gmm-tool-bar-from-list' for details on the format of the list."
6780 :type '(repeat gmm-tool-bar-item)
6781 :version "23.0" ;; No Gnus
6782 :initialize 'custom-initialize-default
6783 :set 'message-tool-bar-update
6786 (defcustom message-tool-bar-zap-list
6787 '(new-file open-file dired kill-buffer write-file
6788 print-buffer customize help)
6789 "List of icon items from the global tool bar.
6790 These items are not displayed on the message mode tool bar.
6792 See `gmm-tool-bar-from-list' for the format of the list."
6793 :type 'gmm-tool-bar-zap-list
6794 :version "23.0" ;; No Gnus
6795 :initialize 'custom-initialize-default
6796 :set 'message-tool-bar-update
6799 (defun message-make-tool-bar (&optional force)
6800 "Make a message mode tool bar from `message-tool-bar-list'.
6801 When FORCE, rebuild the tool bar."
6802 (when (and (not (featurep 'xemacs))
6803 (boundp 'tool-bar-mode)
6805 (or (not message-tool-bar-map) force))
6806 (setq message-tool-bar-map
6808 (gmm-image-load-path-for-library "message"
6809 "mail/save-draft.xpm"
6812 (gmm-image-load-path-for-library "message"
6813 "mail/save-draft.xpm"
6814 'image-load-path t)))
6815 (gmm-tool-bar-from-list message-tool-bar
6816 message-tool-bar-zap-list
6817 'message-mode-map))))
6818 message-tool-bar-map)
6820 ;;; Group name completion.
6822 (defcustom message-newgroups-header-regexp
6823 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6824 "Regexp that match headers that lists groups."
6828 (defcustom message-completion-alist
6829 (list (cons message-newgroups-header-regexp 'message-expand-group)
6830 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6831 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6832 . message-expand-name)
6833 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6834 . message-expand-name))
6835 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6838 :type '(alist :key-type regexp :value-type function))
6840 (defcustom message-expand-name-databases
6842 "List of databases to try for name completion (`message-expand-name').
6843 Each element is a symbol and can be `bbdb' or `eudc'."
6845 :type '(set (const bbdb) (const eudc)))
6847 (defcustom message-tab-body-function nil
6848 "*Function to execute when `message-tab' (TAB) is executed in the body.
6849 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6852 :link '(custom-manual "(message)Various Commands")
6853 :type '(choice (const nil)
6856 (defun message-tab ()
6857 "Complete names according to `message-completion-alist'.
6858 Execute function specified by `message-tab-body-function' when not in
6861 (let ((alist message-completion-alist))
6863 (let ((mail-abbrev-mode-regexp (caar alist)))
6864 (not (mail-abbrev-in-expansion-header-p))))
6865 (setq alist (cdr alist)))
6866 (funcall (or (cdar alist) message-tab-body-function
6867 (lookup-key text-mode-map "\t")
6868 (lookup-key global-map "\t")
6869 'indent-relative))))
6874 (let ((standard-output (current-buffer)))
6875 (eval '(display-completion-list nil "")))
6876 (defalias 'message-display-completion-list 'display-completion-list))
6877 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
6878 (defun message-display-completion-list (completions &optional ignore)
6879 "Display the list of completions, COMPLETIONS, using `standard-output'."
6880 (display-completion-list completions)))))
6882 (defun message-expand-group ()
6883 "Expand the group name under point."
6884 (let* ((b (save-excursion
6889 (skip-chars-forward "^:")
6892 (skip-chars-backward "^, \t\n") (point))))
6893 (completion-ignore-case t)
6894 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6896 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6897 (completions (all-completions string hashtb))
6899 (delete-region b (point))
6901 ((= (length completions) 1)
6902 (if (string= (car completions) string)
6905 (message "Only matching group"))
6906 (insert (car completions))))
6907 ((and (setq comp (try-completion string hashtb))
6908 (not (string= comp string)))
6913 (message "No matching groups")
6914 (save-selected-window
6915 (pop-to-buffer "*Completions*")
6916 (buffer-disable-undo)
6917 (let ((buffer-read-only nil))
6919 (let ((standard-output (current-buffer)))
6920 (message-display-completion-list (sort completions 'string<)
6922 (setq buffer-read-only nil)
6923 (goto-char (point-min))
6924 (delete-region (point) (progn (forward-line 3) (point))))))))))
6926 (defun message-expand-name ()
6927 (cond ((and (memq 'eudc message-expand-name-databases)
6928 (boundp 'eudc-protocol)
6930 (eudc-expand-inline))
6931 ((and (memq 'bbdb message-expand-name-databases)
6932 (fboundp 'bbdb-complete-name))
6933 (bbdb-complete-name))
6939 (defun message-talkative-question (ask question show &rest text)
6940 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6941 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6942 The following arguments may contain lists of values."
6944 (setq text (message-flatten-list text)))
6945 (save-window-excursion
6947 (with-output-to-temp-buffer " *MESSAGE information message*"
6948 (set-buffer " *MESSAGE information message*")
6949 (fundamental-mode) ; for Emacs 20.4+
6950 (mapcar 'princ text)
6951 (goto-char (point-min))))
6952 (funcall ask question))
6953 (funcall ask question)))
6955 (defun message-flatten-list (list)
6956 "Return a new, flat list that contains all elements of LIST.
6958 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6961 (apply 'append (mapcar 'message-flatten-list list)))
6965 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6966 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
6967 Then clone the local variables and values from the old buffer to the
6968 new one, cloning only the locals having a substring matching the
6970 (let ((oldbuf (current-buffer)))
6972 (set-buffer (generate-new-buffer name))
6973 (message-clone-locals oldbuf varstr)
6976 (defun message-clone-locals (buffer &optional varstr)
6977 "Clone the local variables from BUFFER to the current buffer."
6978 (let ((locals (save-excursion
6980 (buffer-local-variables)))
6981 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
6984 (when (and (consp local)
6986 (string-match regexp (symbol-name (car local)))
6988 (string-match varstr (symbol-name (car local)))))
6990 (set (make-local-variable (car local))
6998 (defvar message-inhibit-body-encoding nil)
7000 (defun message-encode-message-body ()
7001 (unless message-inhibit-body-encoding
7002 (let ((mail-parse-charset (or mail-parse-charset
7003 message-default-charset))
7004 (case-fold-search t)
7005 lines content-type-p)
7008 (narrow-to-region (point) (point-max))
7009 (let ((new (mml-generate-mime)))
7011 (delete-region (point-min) (point-max))
7013 (goto-char (point-min))
7014 (if (eq (aref new 0) ?\n)
7016 (search-forward "\n\n")
7017 (setq lines (buffer-substring (point-min) (1- (point))))
7018 (delete-region (point-min) (point))))))
7020 (message-narrow-to-headers-or-head)
7021 (message-remove-header "Mime-Version")
7022 (goto-char (point-max))
7023 (insert "MIME-Version: 1.0\n")
7026 (setq content-type-p
7028 (re-search-backward "^Content-Type:" nil t))))
7030 (message-narrow-to-headers-or-head)
7031 (message-remove-first-header "Content-Type")
7032 (message-remove-first-header "Content-Transfer-Encoding"))
7033 ;; We always make sure that the message has a Content-Type
7034 ;; header. This is because some broken MTAs and MUAs get
7035 ;; awfully confused when confronted with a message with a
7036 ;; MIME-Version header and without a Content-Type header. For
7037 ;; instance, Solaris' /usr/bin/mail.
7038 (unless content-type-p
7039 (goto-char (point-min))
7040 ;; For unknown reason, MIME-Version doesn't exist.
7041 (when (re-search-forward "^MIME-Version:" nil t)
7043 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
7045 (defun message-read-from-minibuffer (prompt &optional initial-contents)
7046 "Read from the minibuffer while providing abbrev expansion."
7047 (if (fboundp 'mail-abbrevs-setup)
7048 (let ((mail-abbrev-mode-regexp "")
7049 (minibuffer-setup-hook 'mail-abbrevs-setup)
7050 (minibuffer-local-map message-minibuffer-local-map))
7051 (read-from-minibuffer prompt initial-contents))
7052 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
7053 (minibuffer-local-map message-minibuffer-local-map))
7054 (read-string prompt initial-contents))))
7056 (defun message-use-alternative-email-as-from ()
7057 "Set From field of the outgoing message to the first matching
7058 address in `message-alternative-emails', looking at To, Cc and
7059 From headers in the original article."
7060 (require 'mail-utils)
7061 (let* ((fields '("To" "Cc" "From"))
7064 (mail-strip-quoted-names
7065 (mapconcat 'message-fetch-reply-field fields ","))
7069 (if (string-match message-alternative-emails (car emails))
7070 (setq email (car emails)
7073 (unless (or (not email) (equal email user-mail-address))
7074 (message-remove-header "From")
7075 (goto-char (point-max))
7076 (insert "From: " (let ((user-mail-address email)) (message-make-from))
7079 (defun message-options-get (symbol)
7080 (cdr (assq symbol message-options)))
7082 (defun message-options-set (symbol value)
7083 (let ((the-cons (assq symbol message-options)))
7086 (setcdr the-cons value)
7087 (setq message-options (delq the-cons message-options)))
7089 (push (cons symbol value) message-options))))
7092 (defun message-options-set-recipient ()
7094 (message-narrow-to-headers-or-head)
7095 (message-options-set 'message-sender
7096 (mail-strip-quoted-names
7097 (message-fetch-field "from")))
7098 (message-options-set 'message-recipients
7099 (mail-strip-quoted-names
7100 (let ((to (message-fetch-field "to"))
7101 (cc (message-fetch-field "cc"))
7102 (bcc (message-fetch-field "bcc")))
7105 (if (and to cc) ", ")
7107 (if (and (or to cc) bcc) ", ")
7110 (defun message-hide-headers ()
7111 "Hide headers based on the `message-hidden-headers' variable."
7112 (let ((regexps (if (stringp message-hidden-headers)
7113 (list message-hidden-headers)
7114 message-hidden-headers))
7115 (inhibit-point-motion-hooks t)
7116 (after-change-functions nil)
7121 (message-narrow-to-headers)
7122 (goto-char (point-min))
7124 (if (not (message-hide-header-p regexps))
7125 (message-next-header)
7126 (let ((begin (point))
7128 (message-next-header)
7129 (setq header (buffer-substring begin (point))
7130 header-len (- (point) begin))
7131 (delete-region begin (point))
7132 (goto-char (1+ end-of-headers))
7134 (setq end-of-headers
7135 (+ end-of-headers header-len))))))))
7136 (narrow-to-region (1+ end-of-headers) (point-max))))
7138 (defun message-hide-header-p (regexps)
7141 (when (eq (car regexps) 'not)
7144 (dolist (regexp regexps)
7145 (setq result (or result (looking-at regexp))))
7150 (when (featurep 'xemacs)
7151 (require 'messagexmas)
7152 (message-xmas-redefine))
7156 (run-hooks 'message-load-hook)
7159 ;; coding: iso-8859-1
7162 ;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
7163 ;;; message.el ends here