1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007 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 3, 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.
35 (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
44 ;; This is apparently necessary even though things are autoloaded.
45 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
46 ;; require mailabbrev here.
47 (if (featurep 'xemacs)
48 (require 'mail-abbrevs)
49 (require 'mailabbrev))
55 (autoload 'mailclient-send-it "mailclient") ;; Emacs 22 or contrib/
57 (defvar gnus-message-group-art)
58 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
59 (defvar rmail-enable-mime-composing)
61 (defgroup message '((user-mail-address custom-variable)
62 (user-full-name custom-variable))
63 "Mail and news message composing."
64 :link '(custom-manual "(message)Top")
68 (put 'user-mail-address 'custom-type 'string)
69 (put 'user-full-name 'custom-type 'string)
71 (defgroup message-various nil
72 "Various Message Variables."
73 :link '(custom-manual "(message)Various Message Variables")
76 (defgroup message-buffers nil
78 :link '(custom-manual "(message)Message Buffers")
81 (defgroup message-sending nil
83 :link '(custom-manual "(message)Sending Variables")
86 (defgroup message-interface nil
88 :link '(custom-manual "(message)Interface")
91 (defgroup message-forwarding nil
93 :link '(custom-manual "(message)Forwarding")
94 :group 'message-interface)
96 (defgroup message-insertion nil
98 :link '(custom-manual "(message)Insertion")
101 (defgroup message-headers nil
103 :link '(custom-manual "(message)Message Headers")
106 (defgroup message-news nil
107 "Composing News Messages."
110 (defgroup message-mail nil
111 "Composing Mail Messages."
114 (defgroup message-faces nil
115 "Faces used for message composing."
119 (defcustom message-directory "~/Mail/"
120 "*Directory from which all other mail file variables are derived."
121 :group 'message-various
124 (defcustom message-max-buffers 10
125 "*How many buffers to keep before starting to kill them off."
126 :group 'message-buffers
129 (defcustom message-send-rename-function nil
130 "Function called to rename the buffer after sending it."
131 :group 'message-buffers
132 :type '(choice function (const nil)))
134 (defcustom message-fcc-handler-function 'message-output
135 "*A function called to save outgoing articles.
136 This function will be called with the name of the file to store the
137 article in. The default function is `message-output' which saves in Unix
139 :type '(radio (function-item message-output)
140 (function :tag "Other"))
141 :group 'message-sending)
143 (defcustom message-fcc-externalize-attachments nil
144 "If non-nil, attachments are included as external parts in Fcc copies."
147 :group 'message-sending)
149 (defcustom message-courtesy-message
150 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
151 "*This is inserted at the start of a mailed copy of a posted message.
152 If the string contains the format spec \"%s\", the Newsgroups
153 the article has been posted to will be inserted there.
154 If this variable is nil, no such courtesy message will be added."
155 :group 'message-sending
156 :type '(radio string (const nil)))
158 (defcustom message-ignored-bounced-headers
159 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
160 "*Regexp that matches headers to be removed in resent bounced mail."
161 :group 'message-interface
164 (defcustom message-from-style 'default
165 "*Specifies how \"From\" headers look.
167 If nil, they contain just the return address like:
169 If `parens', they look like:
170 king@grassland.com (Elvis Parsley)
171 If `angles', they look like:
172 Elvis Parsley <king@grassland.com>
174 Otherwise, most addresses look like `angles', but they look like
175 `parens' if `angles' would need quoting and `parens' would not."
176 :type '(choice (const :tag "simple" nil)
180 :group 'message-headers)
182 (defcustom message-insert-canlock t
183 "Whether to insert a Cancel-Lock header in news postings."
185 :group 'message-headers
188 (defcustom message-syntax-checks
189 (if message-insert-canlock '((sender . disabled)) nil)
190 ;; Guess this one shouldn't be easy to customize...
191 "*Controls what syntax checks should not be performed on outgoing posts.
192 To disable checking of long signatures, for instance, add
193 `(signature . disabled)' to this list.
195 Don't touch this variable unless you really know what you're doing.
197 Checks include `approved', `bogus-recipient', `continuation-headers',
198 `control-chars', `empty', `existing-newsgroups', `from', `illegible-text',
199 `invisible-text', `long-header-lines', `long-lines', `message-id',
200 `multiple-headers', `new-text', `newsgroups', `quoting-style',
201 `repeated-newsgroups', `reply-to', `sender', `sendsys', `shoot',
202 `shorten-followup-to', `signature', `size', `subject', `subject-cmsg'
203 and `valid-newsgroups'."
205 :type '(repeat sexp)) ; Fixme: improve this
207 (defcustom message-required-headers '((optional . References)
209 "*Headers to be generated or prompted for when sending a message.
210 Also see `message-required-news-headers' and
211 `message-required-mail-headers'."
214 :group 'message-headers
215 :link '(custom-manual "(message)Message Headers")
216 :type '(repeat sexp))
218 (defcustom message-draft-headers '(References From Date)
219 "*Headers to be generated when saving a draft message."
222 :group 'message-headers
223 :link '(custom-manual "(message)Message Headers")
224 :type '(repeat sexp))
226 (defcustom message-required-news-headers
227 '(From Newsgroups Subject Date Message-ID
228 (optional . Organization)
229 (optional . User-Agent))
230 "*Headers to be generated or prompted for when posting an article.
231 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
232 Message-ID. Organization, Lines, In-Reply-To, Expires, and
233 User-Agent are optional. If you don't want message to insert some
234 header, remove it from this list."
236 :group 'message-headers
237 :link '(custom-manual "(message)Message Headers")
238 :type '(repeat sexp))
240 (defcustom message-required-mail-headers
241 '(From Subject Date (optional . In-Reply-To) Message-ID
242 (optional . User-Agent))
243 "*Headers to be generated or prompted for when mailing a message.
244 It is recommended that From, Date, To, Subject and Message-ID be
245 included. Organization and User-Agent are optional."
247 :group 'message-headers
248 :link '(custom-manual "(message)Message Headers")
249 :type '(repeat sexp))
251 (defcustom message-deletable-headers '(Message-ID Date Lines)
252 "Headers to be deleted if they already exist and were generated by message previously."
253 :group 'message-headers
254 :link '(custom-manual "(message)Message Headers")
257 (defcustom message-ignored-news-headers
258 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
259 "*Regexp of headers to be removed unconditionally before posting."
261 :group 'message-headers
262 :link '(custom-manual "(message)Message Headers")
263 :type '(repeat :value-to-internal (lambda (widget value)
264 (custom-split-regexp-maybe value))
265 :match (lambda (widget value)
267 (widget-editable-list-match widget value)))
270 (defcustom message-ignored-mail-headers
271 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
272 "*Regexp of headers to be removed unconditionally before mailing."
274 :group 'message-headers
275 :link '(custom-manual "(message)Mail Headers")
278 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-ID:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:\\|^Approved:"
279 "*Header lines matching this regexp will be deleted before posting.
280 It's best to delete old Path and Date headers before posting to avoid
282 :group 'message-interface
283 :link '(custom-manual "(message)Superseding")
284 :type '(repeat :value-to-internal (lambda (widget value)
285 (custom-split-regexp-maybe value))
286 :match (lambda (widget value)
288 (widget-editable-list-match widget value)))
291 (defcustom message-subject-re-regexp
292 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
293 "*Regexp matching \"Re: \" in the subject line."
294 :group 'message-various
295 :link '(custom-manual "(message)Message Headers")
298 ;;; Start of variables adopted from `message-utils.el'.
300 (defcustom message-subject-trailing-was-query 'ask
301 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
302 If nil, leave the subject unchanged. If it is the symbol `ask', query
303 the user what do do. In this case, the subject is matched against
304 `message-subject-trailing-was-ask-regexp'. If
305 `message-subject-trailing-was-query' is t, always strip the trailing
306 old subject. In this case, `message-subject-trailing-was-regexp' is
309 :type '(choice (const :tag "never" nil)
310 (const :tag "always strip" t)
312 :link '(custom-manual "(message)Message Headers")
313 :group 'message-various)
315 (defcustom message-subject-trailing-was-ask-regexp
316 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
317 "*Regexp matching \"(was: <old subject>)\" in the subject line.
319 The function `message-strip-subject-trailing-was' uses this regexp if
320 `message-subject-trailing-was-query' is set to the symbol `ask'. If
321 the variable is t instead of `ask', use
322 `message-subject-trailing-was-regexp' instead.
324 It is okay to create some false positives here, as the user is asked."
326 :group 'message-various
327 :link '(custom-manual "(message)Message Headers")
330 (defcustom message-subject-trailing-was-regexp
331 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
332 "*Regexp matching \"(was: <old subject>)\" in the subject line.
334 If `message-subject-trailing-was-query' is set to t, the subject is
335 matched against `message-subject-trailing-was-regexp' in
336 `message-strip-subject-trailing-was'. You should use a regexp creating very
337 few false positives here."
339 :group 'message-various
340 :link '(custom-manual "(message)Message Headers")
343 ;;; marking inserted text
345 (defcustom message-mark-insert-begin
346 "--8<---------------cut here---------------start------------->8---\n"
347 "How to mark the beginning of some inserted text."
350 :link '(custom-manual "(message)Insertion Variables")
351 :group 'message-various)
353 (defcustom message-mark-insert-end
354 "--8<---------------cut here---------------end--------------->8---\n"
355 "How to mark the end of some inserted text."
358 :link '(custom-manual "(message)Insertion Variables")
359 :group 'message-various)
361 (defcustom message-archive-header "X-No-Archive: Yes\n"
362 "Header to insert when you don't want your article to be archived.
363 Archives \(such as groups.google.com\) respect this header."
366 :link '(custom-manual "(message)Header Commands")
367 :group 'message-various)
369 (defcustom message-archive-note
370 "X-No-Archive: Yes - save http://groups.google.com/"
371 "Note to insert why you wouldn't want this posting archived.
372 If nil, don't insert any text in the body."
374 :type '(radio string (const nil))
375 :link '(custom-manual "(message)Header Commands")
376 :group 'message-various)
378 ;;; Crossposts and Followups
379 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
380 ;; new suggestions by R. Weikusat <rw at another.de>
382 (defvar message-cross-post-old-target nil
383 "Old target for cross-posts or follow-ups.")
384 (make-variable-buffer-local 'message-cross-post-old-target)
386 (defcustom message-cross-post-default t
387 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
388 If nil, `message-cross-post-followup-to' will only do a followup. Note that
389 you can explicitly override this setting by calling
390 `message-cross-post-followup-to' with a prefix."
393 :group 'message-various)
395 (defcustom message-cross-post-note "Crosspost & Followup-To: "
396 "Note to insert before signature to notify of cross-post and follow-up."
399 :group 'message-various)
401 (defcustom message-followup-to-note "Followup-To: "
402 "Note to insert before signature to notify of follow-up only."
405 :group 'message-various)
407 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
408 "Function to use to insert note about Crosspost or Followup-To.
409 The function will be called with four arguments. The function should not only
410 insert a note, but also ensure old notes are deleted. See the documentation
411 for `message-cross-post-insert-note'."
414 :group 'message-various)
416 ;;; End of variables adopted from `message-utils.el'.
418 (defcustom message-signature-separator "^-- *$"
419 "Regexp matching the signature separator."
421 :link '(custom-manual "(message)Various Message Variables")
422 :group 'message-various)
424 (defcustom message-elide-ellipsis "\n[...]\n\n"
425 "*The string which is inserted for elided text."
427 :link '(custom-manual "(message)Various Commands")
428 :group 'message-various)
430 (defcustom message-interactive t
431 "Non-nil means when sending a message wait for and display errors.
432 nil means let mailer mail back a message to report errors."
433 :group 'message-sending
435 :link '(custom-manual "(message)Sending Variables")
438 (defcustom message-generate-new-buffers 'unique
439 "*Say whether to create a new message buffer to compose a message.
440 Valid values include:
443 Generate the buffer name in the Message way (e.g., *mail*, *news*,
444 *mail to whom*, *news on group*, etc.) and continue editing in the
445 existing buffer of that name. If there is no such buffer, it will
449 Create the new buffer with the name generated in the Message way.
452 Similar to `unique' but the buffer name begins with \"*unsent \".
455 Similar to nil but the buffer name is simpler like *mail message*.
458 If this is a function, call that function with three parameters:
459 The type, the To address and the group name (any of these may be nil).
460 The function should return the new buffer name."
461 :group 'message-buffers
462 :link '(custom-manual "(message)Message Buffers")
463 :type '(choice (const nil)
464 (sexp :tag "unique" :format "unique\n" :value unique
465 :match (lambda (widget value) (memq value '(unique t))))
468 (function :format "\n %{%t%}: %v")))
470 (defcustom message-kill-buffer-on-exit nil
471 "*Non-nil means that the message buffer will be killed after sending a message."
472 :group 'message-buffers
473 :link '(custom-manual "(message)Message Buffers")
476 (defcustom message-kill-buffer-query t
477 "*Non-nil means that killing a modified message buffer has to be confirmed.
478 This is used by `message-kill-buffer'."
479 :version "23.0" ;; No Gnus
480 :group 'message-buffers
483 (defvar gnus-local-organization)
484 (defcustom message-user-organization
485 (or (and (boundp 'gnus-local-organization)
486 (stringp gnus-local-organization)
487 gnus-local-organization)
488 (getenv "ORGANIZATION")
490 "*String to be used as an Organization header.
491 If t, use `message-user-organization-file'."
492 :group 'message-headers
493 :type '(choice string
494 (const :tag "consult file" t)))
496 (defcustom message-user-organization-file
498 (dolist (f (list "/etc/organization"
499 "/etc/news/organization"
500 "/usr/lib/news/organization"))
501 (when (file-readable-p f)
504 "*Local news organization file."
506 :link '(custom-manual "(message)News Headers")
507 :group 'message-headers)
509 (defcustom message-make-forward-subject-function
510 #'message-forward-subject-name-subject
511 "*List of functions called to generate subject headers for forwarded messages.
512 The subject generated by the previous function is passed into each
515 The provided functions are:
517 * `message-forward-subject-author-subject' Source of article (author or
518 newsgroup), in brackets followed by the subject
519 * `message-forward-subject-name-subject' Source of article (name of author
520 or newsgroup), in brackets followed by the subject
521 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
523 :group 'message-forwarding
524 :link '(custom-manual "(message)Forwarding")
525 :type '(radio (function-item message-forward-subject-author-subject)
526 (function-item message-forward-subject-fwd)
527 (function-item message-forward-subject-name-subject)
528 (repeat :tag "List of functions" function)))
530 (defcustom message-forward-as-mime t
531 "*Non-nil means forward messages as an inline/rfc822 MIME section.
532 Otherwise, directly inline the old message in the forwarded message."
534 :group 'message-forwarding
535 :link '(custom-manual "(message)Forwarding")
538 (defcustom message-forward-show-mml 'best
539 "*Non-nil means show forwarded messages as MML (decoded from MIME).
540 Otherwise, forwarded messages are unchanged.
541 Can also be the symbol `best' to indicate that MML should be
542 used, except when it is a bad idea to use MML. One example where
543 it is a bad idea is when forwarding a signed or encrypted
544 message, because converting MIME to MML would invalidate the
547 :group 'message-forwarding
548 :type '(choice (const :tag "use MML" t)
549 (const :tag "don't use MML " nil)
550 (const :tag "use MML when appropriate" best)))
552 (defcustom message-forward-before-signature t
553 "*Non-nil means put forwarded message before signature, else after."
554 :group 'message-forwarding
557 (defcustom message-wash-forwarded-subjects nil
558 "*Non-nil means try to remove as much cruft as possible from the subject.
559 Done before generating the new subject of a forward."
560 :group 'message-forwarding
561 :link '(custom-manual "(message)Forwarding")
564 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
565 "*All headers that match this regexp will be deleted when resending a message."
566 :group 'message-interface
567 :link '(custom-manual "(message)Resending")
568 :type '(repeat :value-to-internal (lambda (widget value)
569 (custom-split-regexp-maybe value))
570 :match (lambda (widget value)
572 (widget-editable-list-match widget value)))
575 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
576 "*All headers that match this regexp will be deleted when forwarding a message."
578 :group 'message-forwarding
579 :type '(repeat :value-to-internal (lambda (widget value)
580 (custom-split-regexp-maybe value))
581 :match (lambda (widget value)
583 (widget-editable-list-match widget value)))
586 (defcustom message-ignored-cited-headers "."
587 "*Delete these headers from the messages you yank."
588 :group 'message-insertion
589 :link '(custom-manual "(message)Insertion Variables")
592 (defcustom message-cite-prefix-regexp
593 (if (string-match "[[:digit:]]" "1")
594 ;; Support POSIX? XEmacs 21.5.27 doesn't.
595 "\\([ \t]*[_.[:word:]]+>+\\|[ \t]*[]>|}]\\)+"
596 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
597 (let (non-word-constituents)
598 (with-syntax-table text-mode-syntax-table
599 (setq non-word-constituents
601 (if (string-match "\\w" "_") "" "_")
602 (if (string-match "\\w" ".") "" "."))))
603 (if (equal non-word-constituents "")
604 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}]\\)+"
605 (concat "\\([ \t]*\\(\\w\\|["
606 non-word-constituents
607 "]\\)+>+\\|[ \t]*[]>|}]\\)+"))))
608 "*Regexp matching the longest possible citation prefix on a line."
610 :group 'message-insertion
611 :link '(custom-manual "(message)Insertion Variables")
613 :set (lambda (symbol value)
615 (custom-set-default symbol value)
616 (if (boundp 'gnus-message-cite-prefix-regexp)
617 (setq gnus-message-cite-prefix-regexp
618 (concat "^\\(?:" value "\\)"))))))
620 (defcustom message-cancel-message "I am canceling my own article.\n"
621 "Message to be inserted in the cancel message."
622 :group 'message-interface
623 :link '(custom-manual "(message)Canceling News")
626 (defvar smtpmail-default-smtp-server)
628 (defun message-send-mail-function ()
629 "Return suitable value for the variable `message-send-mail-function'."
630 (cond ((and (require 'sendmail)
631 (boundp 'sendmail-program)
633 (executable-find sendmail-program))
634 'message-send-mail-with-sendmail)
635 ((and (locate-library "smtpmail")
637 smtpmail-default-smtp-server)
638 'message-smtpmail-send-it)
639 ((locate-library "mailclient")
640 'message-send-mail-with-mailclient)
643 (error "Don't know how to send mail. Please customize `message-send-mail-function'")))))
645 ;; Useful to set in site-init.el
646 (defcustom message-send-mail-function (message-send-mail-function)
647 "Function to call to send the current buffer as mail.
648 The headers should be delimited by a line whose contents match the
649 variable `mail-header-separator'.
651 Valid values include `message-send-mail-with-sendmail'
652 `message-send-mail-with-mh', `message-send-mail-with-qmail',
653 `message-smtpmail-send-it', `smtpmail-send-it',
654 `feedmail-send-it' and `message-send-mail-with-mailclient'. The
655 default is system dependent.
657 See also `send-mail-function'."
658 :type '(radio (function-item message-send-mail-with-sendmail)
659 (function-item message-send-mail-with-mh)
660 (function-item message-send-mail-with-qmail)
661 (function-item message-smtpmail-send-it)
662 (function-item smtpmail-send-it)
663 (function-item feedmail-send-it)
664 (function :tag "Other")
665 (function-item message-send-mail-with-mailclient
666 :tag "Use Mailclient package")
667 (function :tag "Other"))
668 :group 'message-sending
669 :initialize 'custom-initialize-default
670 :link '(custom-manual "(message)Mail Variables")
671 :group 'message-mail)
673 (defcustom message-send-news-function 'message-send-news
674 "Function to call to send the current buffer as news.
675 The headers should be delimited by a line whose contents match the
676 variable `mail-header-separator'."
677 :group 'message-sending
679 :link '(custom-manual "(message)News Variables")
682 (defcustom message-reply-to-function nil
683 "If non-nil, function that should return a list of headers.
684 This function should pick out addresses from the To, Cc, and From headers
685 and respond with new To and Cc headers."
686 :group 'message-interface
687 :link '(custom-manual "(message)Reply")
688 :type '(choice function (const nil)))
690 (defcustom message-wide-reply-to-function nil
691 "If non-nil, function that should return a list of headers.
692 This function should pick out addresses from the To, Cc, and From headers
693 and respond with new To and Cc headers."
694 :group 'message-interface
695 :link '(custom-manual "(message)Wide Reply")
696 :type '(choice function (const nil)))
698 (defcustom message-followup-to-function nil
699 "If non-nil, function that should return a list of headers.
700 This function should pick out addresses from the To, Cc, and From headers
701 and respond with new To and Cc headers."
702 :group 'message-interface
703 :link '(custom-manual "(message)Followup")
704 :type '(choice function (const nil)))
706 (defcustom message-extra-wide-headers nil
707 "If non-nil, a list of additional address headers.
708 These are used when composing a wide reply."
709 :group 'message-sending
710 :type '(repeat string))
712 (defcustom message-use-followup-to 'ask
713 "*Specifies what to do with Followup-To header.
714 If nil, always ignore the header. If it is t, use its value, but
715 query before using the \"poster\" value. If it is the symbol `ask',
716 always query the user whether to use the value. If it is the symbol
717 `use', always use the value."
718 :group 'message-interface
719 :link '(custom-manual "(message)Followup")
720 :type '(choice (const :tag "ignore" nil)
721 (const :tag "use & query" t)
725 (defcustom message-use-mail-followup-to 'use
726 "*Specifies what to do with Mail-Followup-To header.
727 If nil, always ignore the header. If it is the symbol `ask', always
728 query the user whether to use the value. If it is the symbol `use',
729 always use the value."
731 :group 'message-interface
732 :link '(custom-manual "(message)Mailing Lists")
733 :type '(choice (const :tag "ignore" nil)
737 (defcustom message-subscribed-address-functions nil
738 "*Specifies functions for determining list subscription.
739 If nil, do not attempt to determine list subscription with functions.
740 If non-nil, this variable contains a list of functions which return
741 regular expressions to match lists. These functions can be used in
742 conjunction with `message-subscribed-regexps' and
743 `message-subscribed-addresses'."
745 :group 'message-interface
746 :link '(custom-manual "(message)Mailing Lists")
747 :type '(repeat sexp))
749 (defcustom message-subscribed-address-file nil
750 "*A file containing addresses the user is subscribed to.
751 If nil, do not look at any files to determine list subscriptions. If
752 non-nil, each line of this file should be a mailing list address."
754 :group 'message-interface
755 :link '(custom-manual "(message)Mailing Lists")
756 :type '(radio file (const nil)))
758 (defcustom message-subscribed-addresses nil
759 "*Specifies a list of addresses the user is subscribed to.
760 If nil, do not use any predefined list subscriptions. This list of
761 addresses can be used in conjunction with
762 `message-subscribed-address-functions' and `message-subscribed-regexps'."
764 :group 'message-interface
765 :link '(custom-manual "(message)Mailing Lists")
766 :type '(repeat string))
768 (defcustom message-subscribed-regexps nil
769 "*Specifies a list of addresses the user is subscribed to.
770 If nil, do not use any predefined list subscriptions. This list of
771 regular expressions can be used in conjunction with
772 `message-subscribed-address-functions' and `message-subscribed-addresses'."
774 :group 'message-interface
775 :link '(custom-manual "(message)Mailing Lists")
776 :type '(repeat regexp))
778 (defcustom message-allow-no-recipients 'ask
779 "Specifies what to do when there are no recipients other than Gcc/Fcc.
780 If it is the symbol `always', the posting is allowed. If it is the
781 symbol `never', the posting is not allowed. If it is the symbol
782 `ask', you are prompted."
784 :group 'message-interface
785 :link '(custom-manual "(message)Message Headers")
786 :type '(choice (const always)
790 (defcustom message-sendmail-f-is-evil nil
791 "*Non-nil means don't add \"-f username\" to the sendmail command line.
792 Doing so would be even more evil than leaving it out."
793 :group 'message-sending
794 :link '(custom-manual "(message)Mail Variables")
797 (defcustom message-sendmail-envelope-from nil
798 "*Envelope-from when sending mail with sendmail.
799 If this is nil, use `user-mail-address'. If it is the symbol
800 `header', use the From: header of the message."
802 :type '(choice (string :tag "From name")
803 (const :tag "Use From: header from message" header)
804 (const :tag "Use `user-mail-address'" nil))
805 :link '(custom-manual "(message)Mail Variables")
806 :group 'message-sending)
808 (defcustom message-sendmail-extra-arguments nil
809 "Additional arguments to `sendmail-program'."
810 ;; E.g. '("-a" "account") for msmtp
811 :version "23.0" ;; No Gnus
812 :type '(repeat string)
813 ;; :link '(custom-manual "(message)Mail Variables")
814 :group 'message-sending)
816 ;; qmail-related stuff
817 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
818 "Location of the qmail-inject program."
819 :group 'message-sending
820 :link '(custom-manual "(message)Mail Variables")
823 (defcustom message-qmail-inject-args nil
824 "Arguments passed to qmail-inject programs.
825 This should be a list of strings, one string for each argument. It
826 may also be a function.
828 For e.g., if you wish to set the envelope sender address so that bounces
829 go to the right place or to deal with listserv's usage of that address, you
830 might set this variable to '(\"-f\" \"you@some.where\")."
831 :group 'message-sending
832 :link '(custom-manual "(message)Mail Variables")
833 :type '(choice (function)
836 (defvar gnus-post-method)
837 (defvar gnus-select-method)
838 (defcustom message-post-method
839 (cond ((and (boundp 'gnus-post-method)
840 (listp gnus-post-method)
843 ((boundp 'gnus-select-method)
846 "*Method used to post news.
847 Note that when posting from inside Gnus, for instance, this
848 variable isn't used."
850 :group 'message-sending
851 ;; This should be the `gnus-select-method' widget, but that might
852 ;; create a dependence to `gnus.el'.
855 ;; FIXME: This should be a temporary workaround until someone implements a
856 ;; proper solution. If a crash happens while replying, the auto-save file
857 ;; will *not* have a `References:' header if `message-generate-headers-first'
858 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
859 (defcustom message-generate-headers-first '(references)
860 "Which headers should be generated before starting to compose a message.
861 If t, generate all required headers. This can also be a list of headers to
862 generate. The variables `message-required-news-headers' and
863 `message-required-mail-headers' specify which headers to generate.
865 Note that the variable `message-deletable-headers' specifies headers which
866 are to be deleted and then re-generated before sending, so this variable
867 will not have a visible effect for those headers."
868 :group 'message-headers
869 :link '(custom-manual "(message)Message Headers")
870 :type '(choice (const :tag "None" nil)
871 (const :tag "References" '(references))
873 (repeat (sexp :tag "Header"))))
875 (defcustom message-fill-column 72
876 "Column beyond which automatic line-wrapping should happen.
877 Local value for message buffers. If non-nil, also turn on
878 auto-fill in message buffers."
879 :group 'message-various
880 ;; :link '(custom-manual "(message)Message Headers")
881 :type '(choice (const :tag "Don't turn on auto fill" nil)
884 (defcustom message-setup-hook nil
885 "Normal hook, run each time a new outgoing message is initialized.
886 The function `message-setup' runs this hook."
887 :group 'message-various
888 :link '(custom-manual "(message)Various Message Variables")
891 (defcustom message-cancel-hook nil
892 "Hook run when cancelling articles."
893 :group 'message-various
894 :link '(custom-manual "(message)Various Message Variables")
897 (defcustom message-signature-setup-hook nil
898 "Normal hook, run each time a new outgoing message is initialized.
899 It is run after the headers have been inserted and before
900 the signature is inserted."
901 :group 'message-various
902 :link '(custom-manual "(message)Various Message Variables")
905 (defcustom message-mode-hook nil
906 "Hook run in message mode buffers."
907 :group 'message-various
910 (defcustom message-header-hook nil
911 "Hook run in a message mode buffer narrowed to the headers."
912 :group 'message-various
915 (defcustom message-header-setup-hook nil
916 "Hook called narrowed to the headers when setting up a message buffer."
917 :group 'message-various
918 :link '(custom-manual "(message)Various Message Variables")
921 (defcustom message-minibuffer-local-map
922 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
923 (set-keymap-parent map minibuffer-local-map)
925 "Keymap for `message-read-from-minibuffer'."
927 :group 'message-various)
929 (defcustom message-citation-line-function 'message-insert-citation-line
930 "*Function called to insert the \"Whomever writes:\" line.
932 Predefined functions include `message-insert-citation-line' and
933 `message-insert-formatted-citation-line' (see the variable
934 `message-citation-line-format').
936 Note that Gnus provides a feature where the reader can click on
937 `writes:' to hide the cited text. If you change this line too much,
938 people who read your message will have to change their Gnus
939 configuration. See the variable `gnus-cite-attribution-suffix'."
941 (function-item :tag "plain" message-insert-citation-line)
942 (function-item :tag "formatted" message-insert-formatted-citation-line)
943 (function :tag "Other"))
944 :link '(custom-manual "(message)Insertion Variables")
945 :group 'message-insertion)
947 (defcustom message-citation-line-format "On %a, %b %d %Y, %N wrote:\n"
948 "Format of the \"Whomever writes:\" line.
950 The string is formatted using `format-spec'. The following
951 constructs are replaced:
953 %f The full From, e.g. \"John Doe <john.doe@example.invalid>\".
954 %n The mail address, e.g. \"john.doe@example.invalid\".
955 %N The real name if present, e.g.: \"John Doe\", else fall
956 back to the mail address.
957 %F The first name if present, e.g.: \"John\".
958 %L The last name if present, e.g.: \"Doe\".
960 All other format specifiers are passed to `format-time-string'
961 which is called using the date from the article your replying to.
962 Extracting the first (%F) and last name (%L) is done
963 heuristically, so you should always check it yourself.
965 Please also read the note in the documentation of
966 `message-citation-line-function'."
967 :type '(choice (const :tag "Plain" "%f writes:")
968 (const :tag "Include date" "On %a, %b %d %Y, %n wrote:")
970 :link '(custom-manual "(message)Insertion Variables")
971 :version "23.0" ;; No Gnus
972 :group 'message-insertion)
974 (defcustom message-yank-prefix "> "
975 "*Prefix inserted on the lines of yanked messages.
976 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
977 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
979 :link '(custom-manual "(message)Insertion Variables")
980 :group 'message-insertion)
982 (defcustom message-yank-cited-prefix ">"
983 "*Prefix inserted on cited lines of yanked messages.
984 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
985 See also `message-yank-prefix' and `message-yank-empty-prefix'."
988 :link '(custom-manual "(message)Insertion Variables")
989 :group 'message-insertion)
991 (defcustom message-yank-empty-prefix ">"
992 "*Prefix inserted on empty lines of yanked messages.
993 See also `message-yank-prefix' and `message-yank-cited-prefix'."
996 :link '(custom-manual "(message)Insertion Variables")
997 :group 'message-insertion)
999 (defcustom message-indentation-spaces 3
1000 "*Number of spaces to insert at the beginning of each cited line.
1001 Used by `message-yank-original' via `message-yank-cite'."
1002 :group 'message-insertion
1003 :link '(custom-manual "(message)Insertion Variables")
1006 (defcustom message-cite-function 'message-cite-original
1007 "*Function for citing an original message.
1008 Predefined functions include `message-cite-original' and
1009 `message-cite-original-without-signature'.
1010 Note that these functions use `mail-citation-hook' if that is non-nil."
1011 :type '(radio (function-item message-cite-original)
1012 (function-item message-cite-original-without-signature)
1013 (function-item sc-cite-original)
1014 (function :tag "Other"))
1015 :link '(custom-manual "(message)Insertion Variables")
1016 :group 'message-insertion)
1018 (defcustom message-indent-citation-function 'message-indent-citation
1019 "*Function for modifying a citation just inserted in the mail buffer.
1020 This can also be a list of functions. Each function can find the
1021 citation between (point) and (mark t). And each function should leave
1022 point and mark around the citation text as modified."
1024 :link '(custom-manual "(message)Insertion Variables")
1025 :group 'message-insertion)
1027 (defcustom message-signature t
1028 "*String to be inserted at the end of the message buffer.
1029 If t, the `message-signature-file' file will be inserted instead.
1030 If a function, the result from the function will be used instead.
1031 If a form, the result from the form will be used instead."
1033 :link '(custom-manual "(message)Insertion Variables")
1034 :group 'message-insertion)
1036 (defcustom message-signature-file "~/.signature"
1037 "*Name of file containing the text inserted at end of message buffer.
1038 Ignored if the named file doesn't exist.
1039 If nil, don't insert a signature.
1040 If a path is specified, the value of `message-signature-directory' is ignored,
1042 :type '(choice file (const :tags "None" nil))
1043 :link '(custom-manual "(message)Insertion Variables")
1044 :group 'message-insertion)
1046 (defcustom message-signature-directory nil
1047 "*Name of directory containing signature files.
1048 Comes in handy if you have many such files, handled via posting styles for
1050 If nil, `message-signature-file' is expected to specify the directory if
1052 :type '(choice string (const :tags "None" nil))
1053 :link '(custom-manual "(message)Insertion Variables")
1054 :group 'message-insertion)
1056 (defcustom message-signature-insert-empty-line t
1057 "*If non-nil, insert an empty line before the signature separator."
1060 :link '(custom-manual "(message)Insertion Variables")
1061 :group 'message-insertion)
1063 (defcustom message-distribution-function nil
1064 "*Function called to return a Distribution header."
1065 :group 'message-news
1066 :group 'message-headers
1067 :link '(custom-manual "(message)News Headers")
1068 :type '(choice function (const nil)))
1070 (defcustom message-expires 14
1071 "Number of days before your article expires."
1072 :group 'message-news
1073 :group 'message-headers
1074 :link '(custom-manual "(message)News Headers")
1077 (defcustom message-user-path nil
1078 "If nil, use the NNTP server name in the Path header.
1079 If stringp, use this; if non-nil, use no host name (user name only)."
1080 :group 'message-news
1081 :group 'message-headers
1082 :link '(custom-manual "(message)News Headers")
1083 :type '(choice (const :tag "nntp" nil)
1084 (string :tag "name")
1085 (sexp :tag "none" :format "%t" t)))
1087 (defvar message-reply-buffer nil)
1088 (defvar message-reply-headers nil
1089 "The headers of the current replied article.
1090 It is a vector of the following headers:
1091 \[number subject from date id references chars lines xref extra].")
1092 (defvar message-newsreader nil)
1093 (defvar message-mailer nil)
1094 (defvar message-sent-message-via nil)
1095 (defvar message-checksum nil)
1096 (defvar message-send-actions nil
1097 "A list of actions to be performed upon successful sending of a message.")
1098 (defvar message-exit-actions nil
1099 "A list of actions to be performed upon exiting after sending a message.")
1100 (defvar message-kill-actions nil
1101 "A list of actions to be performed before killing a message buffer.")
1102 (defvar message-postpone-actions nil
1103 "A list of actions to be performed after postponing a message.")
1105 (define-widget 'message-header-lines 'text
1106 "All header lines must be LFD terminated."
1107 :format "%{%t%}:%n%v"
1108 :valid-regexp "^\\'"
1109 :error "All header lines must be newline terminated")
1111 (defcustom message-default-headers ""
1112 "*A string containing header lines to be inserted in outgoing messages.
1113 It is inserted before you edit the message, so you can edit or delete
1115 :group 'message-headers
1116 :link '(custom-manual "(message)Message Headers")
1117 :type 'message-header-lines)
1119 (defcustom message-default-mail-headers ""
1120 "*A string of header lines to be inserted in outgoing mails."
1121 :group 'message-headers
1122 :group 'message-mail
1123 :link '(custom-manual "(message)Mail Headers")
1124 :type 'message-header-lines)
1126 (defcustom message-default-news-headers ""
1127 "*A string of header lines to be inserted in outgoing news articles."
1128 :group 'message-headers
1129 :group 'message-news
1130 :link '(custom-manual "(message)News Headers")
1131 :type 'message-header-lines)
1133 ;; Note: could use /usr/ucb/mail instead of sendmail;
1134 ;; options -t, and -v if not interactive.
1135 (defcustom message-mailer-swallows-blank-line
1136 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1137 system-configuration)
1138 (file-readable-p "/etc/sendmail.cf")
1139 (let ((buffer (get-buffer-create " *temp*")))
1141 (with-current-buffer buffer
1142 (insert-file-contents "/etc/sendmail.cf")
1143 (goto-char (point-min))
1144 (let ((case-fold-search nil))
1145 (re-search-forward "^OR\\>" nil t)))
1146 (kill-buffer buffer))))
1147 ;; According to RFC822, "The field-name must be composed of printable
1148 ;; ASCII characters (i. e., characters that have decimal values between
1149 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1151 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1152 "*Set this non-nil if the system's mailer runs the header and body together.
1153 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1154 The value should be an expression to test whether the problem will
1156 :group 'message-sending
1157 :link '(custom-manual "(message)Mail Variables")
1161 (define-mail-user-agent 'message-user-agent
1162 'message-mail 'message-send-and-exit
1163 'message-kill-buffer 'message-send-hook)
1165 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1166 "If non-nil, delete the deletable headers before feeding to mh.")
1168 (defvar message-send-method-alist
1169 '((news message-news-p message-send-via-news)
1170 (mail message-mail-p message-send-via-mail))
1171 "Alist of ways to send outgoing messages.
1172 Each element has the form
1174 \(TYPE PREDICATE FUNCTION)
1176 where TYPE is a symbol that names the method; PREDICATE is a function
1177 called without any parameters to determine whether the message is
1178 a message of type TYPE; and FUNCTION is a function to be called if
1179 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1182 (defcustom message-mail-alias-type 'abbrev
1183 "*What alias expansion type to use in Message buffers.
1184 The default is `abbrev', which uses mailabbrev. `ecomplete' uses
1185 an electric completion mode. nil switches mail aliases off.
1186 This can also be a list of values."
1188 :link '(custom-manual "(message)Mail Aliases")
1189 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1190 (const :tag "Use ecomplete" ecomplete)
1191 (const :tag "No expansion" nil)))
1193 (defcustom message-self-insert-commands '(self-insert-command)
1194 "List of `self-insert-command's used to trigger ecomplete.
1195 When one of those commands is invoked to enter a character in To or Cc
1196 header, ecomplete will suggest the candidates of recipients (see also
1197 `message-mail-alias-type'). If you use some tool to enter non-ASCII
1198 text and it replaces `self-insert-command' with the other command, e.g.
1199 `egg-self-insert-command', you may want to add it to this list."
1200 :group 'message-various
1201 :type '(repeat function))
1203 (defcustom message-auto-save-directory
1204 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1205 "*Directory where Message auto-saves buffers if Gnus isn't running.
1206 If nil, Message won't auto-save."
1207 :group 'message-buffers
1208 :link '(custom-manual "(message)Various Message Variables")
1209 :type '(choice directory (const :tag "Don't auto-save" nil)))
1211 (defcustom message-default-charset
1212 (and (not (mm-multibyte-p)) 'iso-8859-1)
1213 "Default charset used in non-MULE Emacsen.
1214 If nil, you might be asked to input the charset."
1217 :link '(custom-manual "(message)Various Message Variables")
1220 (defcustom message-dont-reply-to-names
1221 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1222 "*Addresses to prune when doing wide replies.
1223 This can be a regexp or a list of regexps. Also, a value of nil means
1224 exclude your own user name only."
1227 :link '(custom-manual "(message)Wide Reply")
1228 :type '(choice (const :tag "Yourself" nil)
1230 (repeat :tag "Regexp List" regexp)))
1232 (defsubst message-dont-reply-to-names ()
1233 (gmm-regexp-concat message-dont-reply-to-names))
1235 (defvar message-shoot-gnksa-feet nil
1236 "*A list of GNKSA feet you are allowed to shoot.
1237 Gnus gives you all the opportunity you could possibly want for
1238 shooting yourself in the foot. Also, Gnus allows you to shoot the
1239 feet of Good Net-Keeping Seal of Approval. The following are foot
1241 `empty-article' Allow you to post an empty article;
1242 `quoted-text-only' Allow you to post quoted text only;
1243 `multiple-copies' Allow you to post multiple copies;
1244 `cancel-messages' Allow you to cancel or supersede messages from
1245 your other email addresses.")
1247 (defsubst message-gnksa-enable-p (feature)
1248 (or (not (listp message-shoot-gnksa-feet))
1249 (memq feature message-shoot-gnksa-feet)))
1251 (defcustom message-hidden-headers '("^References:" "^Face:" "^X-Face:"
1253 "Regexp of headers to be hidden when composing new messages.
1254 This can also be a list of regexps to match headers. Or a list
1255 starting with `not' and followed by regexps."
1258 :link '(custom-manual "(message)Message Headers")
1260 :format "%{%t%}: %[Value Type%] %v"
1261 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1262 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1263 (regexp :format "%t: %v"))
1264 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1266 (repeat :format "%v%i"
1267 (regexp :format "%t: %v")))))
1269 (defcustom message-cite-articles-with-x-no-archive t
1270 "If non-nil, cite text from articles that has X-No-Archive set."
1274 ;;; Internal variables.
1275 ;;; Well, not really internal.
1277 (defvar message-mode-syntax-table
1278 (let ((table (copy-syntax-table text-mode-syntax-table)))
1279 (modify-syntax-entry ?% ". " table)
1280 (modify-syntax-entry ?> ". " table)
1281 (modify-syntax-entry ?< ". " table)
1283 "Syntax table used while in Message mode.")
1285 (defface message-header-to
1288 (:foreground "DarkOliveGreen1" :bold t))
1291 (:foreground "MidnightBlue" :bold t))
1293 (:bold t :italic t)))
1294 "Face used for displaying From headers."
1295 :group 'message-faces)
1296 ;; backward-compatibility alias
1297 (put 'message-header-to-face 'face-alias 'message-header-to)
1299 (defface message-header-cc
1302 (:foreground "chartreuse1" :bold t))
1305 (:foreground "MidnightBlue"))
1308 "Face used for displaying Cc headers."
1309 :group 'message-faces)
1310 ;; backward-compatibility alias
1311 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1313 (defface message-header-subject
1316 (:foreground "OliveDrab1"))
1319 (:foreground "navy blue" :bold t))
1322 "Face used for displaying subject headers."
1323 :group 'message-faces)
1324 ;; backward-compatibility alias
1325 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1327 (defface message-header-newsgroups
1330 (:foreground "yellow" :bold t :italic t))
1333 (:foreground "blue4" :bold t :italic t))
1335 (:bold t :italic t)))
1336 "Face used for displaying newsgroups headers."
1337 :group 'message-faces)
1338 ;; backward-compatibility alias
1339 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1341 (defface message-header-other
1344 (:foreground "VioletRed1"))
1347 (:foreground "steel blue"))
1349 (:bold t :italic t)))
1350 "Face used for displaying newsgroups headers."
1351 :group 'message-faces)
1352 ;; backward-compatibility alias
1353 (put 'message-header-other-face 'face-alias 'message-header-other)
1355 (defface message-header-name
1358 (:foreground "green"))
1361 (:foreground "cornflower blue"))
1364 "Face used for displaying header names."
1365 :group 'message-faces)
1366 ;; backward-compatibility alias
1367 (put 'message-header-name-face 'face-alias 'message-header-name)
1369 (defface message-header-xheader
1372 (:foreground "DeepSkyBlue1"))
1375 (:foreground "blue"))
1378 "Face used for displaying X-Header headers."
1379 :group 'message-faces)
1380 ;; backward-compatibility alias
1381 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1383 (defface message-separator
1386 (:foreground "LightSkyBlue1"))
1389 (:foreground "brown"))
1392 "Face used for displaying the separator."
1393 :group 'message-faces)
1394 ;; backward-compatibility alias
1395 (put 'message-separator-face 'face-alias 'message-separator)
1397 (defface message-cited-text
1400 (:foreground "LightPink1"))
1403 (:foreground "red"))
1406 "Face used for displaying cited text names."
1407 :group 'message-faces)
1408 ;; backward-compatibility alias
1409 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1411 (defface message-mml
1414 (:foreground "MediumSpringGreen"))
1417 (:foreground "ForestGreen"))
1420 "Face used for displaying MML."
1421 :group 'message-faces)
1422 ;; backward-compatibility alias
1423 (put 'message-mml-face 'face-alias 'message-mml)
1425 (defun message-font-lock-make-header-matcher (regexp)
1428 (let ((start (point)))
1431 (goto-char (point-min))
1432 (if (re-search-forward
1433 (concat "^" (regexp-quote mail-header-separator) "$")
1435 (setq limit (min limit (match-beginning 0))))
1437 (and (< start limit)
1438 (re-search-forward ,regexp limit t))))))
1439 (if (featurep 'bytecomp)
1443 (defvar message-font-lock-keywords
1444 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1445 `((,(message-font-lock-make-header-matcher
1446 (concat "^\\([Tt]o:\\)" content))
1447 (1 'message-header-name)
1448 (2 'message-header-to nil t))
1449 (,(message-font-lock-make-header-matcher
1450 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1451 (1 'message-header-name)
1452 (2 'message-header-cc nil t))
1453 (,(message-font-lock-make-header-matcher
1454 (concat "^\\([Ss]ubject:\\)" content))
1455 (1 'message-header-name)
1456 (2 'message-header-subject nil t))
1457 (,(message-font-lock-make-header-matcher
1458 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1459 (1 'message-header-name)
1460 (2 'message-header-newsgroups nil t))
1461 (,(message-font-lock-make-header-matcher
1462 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1463 (1 'message-header-name)
1464 (2 'message-header-xheader))
1465 (,(message-font-lock-make-header-matcher
1466 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1467 (1 'message-header-name)
1468 (2 'message-header-other nil t))
1469 ,@(if (and mail-header-separator
1470 (not (equal mail-header-separator "")))
1471 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1472 1 'message-separator))
1475 (re-search-forward (concat "^\\("
1476 message-cite-prefix-regexp
1479 (0 'message-cited-text))
1480 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1482 "Additional expressions to highlight in Message mode.")
1485 ;; XEmacs does it like this. For Emacs, we have to set the
1486 ;; `font-lock-defaults' buffer-local variable.
1487 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1489 (defvar message-face-alist
1490 '((bold . message-bold-region)
1491 (underline . underline-region)
1492 (default . (lambda (b e)
1493 (message-unbold-region b e)
1494 (ununderline-region b e))))
1495 "Alist of mail and news faces for facemenu.
1496 The cdr of each entry is a function for applying the face to a region.")
1498 (defcustom message-send-hook nil
1499 "Hook run before sending messages.
1500 This hook is run quite early when sending."
1501 :group 'message-various
1502 :options '(ispell-message)
1503 :link '(custom-manual "(message)Various Message Variables")
1506 (defcustom message-send-mail-hook nil
1507 "Hook run before sending mail messages.
1508 This hook is run very late -- just before the message is sent as
1510 :group 'message-various
1511 :link '(custom-manual "(message)Various Message Variables")
1514 (defcustom message-send-news-hook nil
1515 "Hook run before sending news messages.
1516 This hook is run very late -- just before the message is sent as
1518 :group 'message-various
1519 :link '(custom-manual "(message)Various Message Variables")
1522 (defcustom message-sent-hook nil
1523 "Hook run after sending messages."
1524 :group 'message-various
1527 (defvar message-send-coding-system 'binary
1528 "Coding system to encode outgoing mail.")
1530 (defvar message-draft-coding-system
1531 mm-auto-save-coding-system
1532 "*Coding system to compose mail.
1533 If you'd like to make it possible to share draft files between XEmacs
1534 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1535 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1537 (defcustom message-send-mail-partially-limit 1000000
1538 "The limitation of messages sent as message/partial.
1539 The lower bound of message size in characters, beyond which the message
1540 should be sent in several parts. If it is nil, the size is unlimited."
1542 :group 'message-buffers
1543 :link '(custom-manual "(message)Mail Variables")
1544 :type '(choice (const :tag "unlimited" nil)
1547 (defcustom message-alternative-emails nil
1548 "*Regexp matching alternative email addresses.
1549 The first address in the To, Cc or From headers of the original
1550 article matching this variable is used as the From field of
1553 This variable has precedence over posting styles and anything that runs
1554 off `message-setup-hook'."
1555 :group 'message-headers
1556 :link '(custom-manual "(message)Message Headers")
1557 :type '(choice (const :tag "Always use primary" nil)
1560 (defcustom message-hierarchical-addresses nil
1561 "A list of hierarchical mail address definitions.
1563 Inside each entry, the first address is the \"top\" address, and
1564 subsequent addresses are subaddresses; this is used to indicate that
1565 mail sent to the first address will automatically be delivered to the
1566 subaddresses. So if the first address appears in the recipient list
1567 for a message, the subaddresses will be removed (if present) before
1568 the mail is sent. All addresses in this structure should be
1571 :group 'message-headers
1572 :type '(repeat (repeat string)))
1574 (defcustom message-mail-user-agent nil
1575 "Like `mail-user-agent'.
1576 Except if it is nil, use Gnus native MUA; if it is t, use
1579 :type '(radio (const :tag "Gnus native"
1582 (const :tag "`mail-user-agent'"
1585 (function-item :tag "Default Emacs mail"
1587 sendmail-user-agent)
1588 (function-item :tag "Emacs interface to MH"
1591 (function :tag "Other"))
1595 (defcustom message-wide-reply-confirm-recipients nil
1596 "Whether to confirm a wide reply to multiple email recipients.
1597 If this variable is nil, don't ask whether to reply to all recipients.
1598 If this variable is non-nil, pose the question \"Reply to all
1599 recipients?\" before a wide reply to multiple recipients. If the user
1600 answers yes, reply to all recipients as usual. If the user answers
1601 no, only reply back to the author."
1603 :group 'message-headers
1604 :link '(custom-manual "(message)Wide Reply")
1607 (defcustom message-user-fqdn nil
1608 "*Domain part of Message-Ids."
1610 :group 'message-headers
1611 :link '(custom-manual "(message)News Headers")
1612 :type '(radio (const :format "%v " nil)
1613 (string :format "FQDN: %v")))
1615 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1617 (mm-coding-system-p 'utf-8)
1618 (executable-find idna-program)
1619 (string= (idna-to-ascii "räksmörgås")
1620 "xn--rksmrgs-5wao1o")
1622 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1623 GNU Libidn, and in particular the elisp package \"idna.el\" and
1624 the external program \"idn\", must be installed for this
1625 functionality to work."
1627 :group 'message-headers
1628 :link '(custom-manual "(message)IDNA")
1629 :type '(choice (const :tag "Ask" ask)
1630 (const :tag "Never" nil)
1631 (const :tag "Always" t)))
1633 (defcustom message-generate-hashcash (if (executable-find "hashcash") t)
1634 "*Whether to generate X-Hashcash: headers.
1635 If t, always generate hashcash headers. If `opportunistic',
1636 only generate hashcash headers if it can be done without the user
1637 waiting (i.e., only asynchronously).
1639 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1640 :group 'message-headers
1641 :link '(custom-manual "(message)Mail Headers")
1642 :type '(choice (const :tag "Always" t)
1643 (const :tag "Never" nil)
1644 (const :tag "Opportunistic" opportunistic)))
1646 ;;; Internal variables.
1648 (defvar message-sending-message "Sending...")
1649 (defvar message-buffer-list nil)
1650 (defvar message-this-is-news nil)
1651 (defvar message-this-is-mail nil)
1652 (defvar message-draft-article nil)
1653 (defvar message-mime-part nil)
1654 (defvar message-posting-charset nil)
1655 (defvar message-inserted-headers nil)
1657 ;; Byte-compiler warning
1658 (defvar gnus-active-hashtb)
1659 (defvar gnus-read-active-file)
1661 ;;; Regexp matching the delimiter of messages in UNIX mail format
1662 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1663 ;;; of rmail.el's rmail-unix-mail-delimiter.
1664 (defvar message-unix-mail-delimiter
1665 (let ((time-zone-regexp
1666 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1667 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1673 ;; Many things can happen to an RFC 822 mailbox before it is put into
1674 ;; a `From' line. The leading phrase can be stripped, e.g.
1675 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1676 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1677 ;; can be removed, e.g.
1678 ;; From: joe@y.z (Joe K
1680 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1683 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1684 ;; The mailbox can be removed or be replaced by white space, e.g.
1685 ;; From: "Joe User"{space}{tab}
1687 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1688 ;; where {space} and {tab} represent the Ascii space and tab characters.
1689 ;; We want to match the results of any of these manglings.
1690 ;; The following regexp rejects names whose first characters are
1691 ;; obviously bogus, but after that anything goes.
1692 "\\([^\0-\b\n-\r\^?].*\\)?"
1694 ;; The time the message was sent.
1695 "\\([^\0-\r \^?]+\\) +" ; day of the week
1696 "\\([^\0-\r \^?]+\\) +" ; month
1697 "\\([0-3]?[0-9]\\) +" ; day of month
1698 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1700 ;; Perhaps a time zone, specified by an abbreviation, or by a
1705 " \\([0-9][0-9]+\\) *"
1707 ;; On some systems the time zone can appear after the year, too.
1711 "\\(remote from .*\\)?"
1714 "Regexp matching the delimiter of messages in UNIX mail format.")
1716 (defvar message-unsent-separator
1717 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1718 "^ *---+ +Returned message +---+ *$\\|"
1719 "^Start of returned message$\\|"
1720 "^ *---+ +Original message +---+ *$\\|"
1721 "^ *--+ +begin message +--+ *$\\|"
1722 "^ *---+ +Original message follows +---+ *$\\|"
1723 "^ *---+ +Undelivered message follows +---+ *$\\|"
1724 "^|? *---+ +Message text follows: +---+ *|?$")
1725 "A regexp that matches the separator before the text of a failed message.")
1727 (defvar message-field-fillers
1728 '((To message-fill-field-address)
1729 (Cc message-fill-field-address)
1730 (From message-fill-field-address))
1731 "Alist of header names/filler functions.")
1733 (defvar message-header-format-alist
1748 (References . message-shorten-references)
1750 "Alist used for formatting headers.")
1752 (defvar message-options nil
1753 "Some saved answers when sending message.")
1755 (defvar message-send-mail-real-function nil
1756 "Internal send mail function.")
1758 (defvar message-bogus-system-names "^localhost\\.\\|\\.local$"
1759 "The regexp of bogus system names.")
1761 (defcustom message-valid-fqdn-regexp
1762 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1764 "\\([a-z][a-z]\\|" ;; two letter country TDLs
1765 "aero\\|arpa\\|bitnet\\|biz\\|bofh\\|"
1766 "cat\\|com\\|coop\\|edu\\|gov\\|"
1767 "info\\|int\\|jobs\\|"
1768 "mil\\|mobi\\|museum\\|name\\|net\\|"
1769 "org\\|pro\\|travel\\|uucp\\)")
1770 ;; http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains
1771 ;; http://en.wikipedia.org/wiki/GTLD
1772 ;; `in the process of being approved': .asia .post .tel .sex
1773 ;; "dead" nato bitnet uucp
1774 "Regular expression that matches a valid FQDN."
1775 ;; see also: gnus-button-valid-fqdn-regexp
1777 :group 'message-headers
1781 (autoload 'gnus-alive-p "gnus-util")
1782 (autoload 'gnus-delay-article "gnus-delay")
1783 (autoload 'gnus-extract-address-components "gnus-util")
1784 (autoload 'gnus-find-method-for-group "gnus")
1785 (autoload 'gnus-group-decoded-name "gnus-group")
1786 (autoload 'gnus-group-name-charset "gnus-group")
1787 (autoload 'gnus-group-name-decode "gnus-group")
1788 (autoload 'gnus-groups-from-server "gnus")
1789 (autoload 'gnus-make-local-hook "gnus-util")
1790 (autoload 'gnus-open-server "gnus-int")
1791 (autoload 'gnus-output-to-mail "gnus-util")
1792 (autoload 'gnus-output-to-rmail "gnus-util")
1793 (autoload 'gnus-request-post "gnus-int")
1794 (autoload 'gnus-select-frame-set-input-focus "gnus-util")
1795 (autoload 'gnus-server-string "gnus")
1796 (autoload 'idna-to-ascii "idna")
1797 (autoload 'message-setup-toolbar "messagexmas")
1798 (autoload 'mh-new-draft-name "mh-comp")
1799 (autoload 'mh-send-letter "mh-comp")
1800 (autoload 'nndraft-request-associate-buffer "nndraft")
1801 (autoload 'nndraft-request-expire-articles "nndraft")
1802 (autoload 'nnvirtual-find-group-art "nnvirtual")
1803 (autoload 'rmail-dont-reply-to "mail-utils")
1804 (autoload 'rmail-msg-is-pruned "rmail")
1805 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1806 (autoload 'rmail-output "rmailout"))
1811 ;;; Utility functions.
1814 (defmacro message-y-or-n-p (question show &rest text)
1815 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1816 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1818 (defmacro message-delete-line (&optional n)
1819 "Delete the current line (and the next N lines)."
1820 `(delete-region (progn (beginning-of-line) (point))
1821 (progn (forward-line ,(or n 1)) (point))))
1823 (defun message-mark-active-p ()
1824 "Non-nil means the mark and region are currently active in this buffer."
1827 (defun message-unquote-tokens (elems)
1828 "Remove double quotes (\") from strings in list ELEMS."
1829 (mapcar (lambda (item)
1830 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1831 (setq item (concat (match-string 1 item)
1832 (match-string 2 item))))
1836 (defun message-tokenize-header (header &optional separator)
1837 "Split HEADER into a list of header elements.
1838 SEPARATOR is a string of characters to be used as separators. \",\"
1839 is used by default."
1842 (let ((regexp (format "[%s]+" (or separator ",")))
1844 beg quoted elems paren)
1846 (mm-enable-multibyte)
1847 (setq beg (point-min))
1849 (goto-char (point-min))
1854 (cond ((and (> (point) beg)
1856 (and (looking-at regexp)
1859 (push (buffer-substring beg (point)) elems)
1860 (setq beg (match-end 0)))
1861 ((eq (char-after) ?\")
1862 (setq quoted (not quoted)))
1863 ((and (eq (char-after) ?\()
1866 ((and (eq (char-after) ?\))
1869 (nreverse elems)))))
1871 (defun message-mail-file-mbox-p (file)
1872 "Say whether FILE looks like a Unix mbox file."
1873 (when (and (file-exists-p file)
1874 (file-readable-p file)
1875 (file-regular-p file))
1877 (nnheader-insert-file-contents file)
1878 (goto-char (point-min))
1879 (looking-at message-unix-mail-delimiter))))
1881 (defun message-fetch-field (header &optional not-all)
1882 "The same as `mail-fetch-field', only remove all newlines.
1883 The buffer is expected to be narrowed to just the header of the message;
1884 see `message-narrow-to-headers-or-head'."
1885 (let* ((inhibit-point-motion-hooks t)
1886 (value (mail-fetch-field header nil (not not-all))))
1888 (while (string-match "\n[\t ]+" value)
1889 (setq value (replace-match " " t t value)))
1892 (defun message-field-value (header &optional not-all)
1893 "The same as `message-fetch-field', only narrow to the headers first."
1896 (message-narrow-to-headers-or-head)
1897 (message-fetch-field header not-all))))
1899 (defun message-narrow-to-field ()
1900 "Narrow the buffer to the header on the current line."
1902 (while (looking-at "[ \t]")
1908 (if (re-search-forward "^[^ \n\t]" nil t)
1911 (goto-char (point-min)))
1913 (defun message-add-header (&rest headers)
1914 "Add the HEADERS to the message header, skipping those already present."
1917 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1918 (error "Invalid header `%s'" (car headers)))
1919 (setq hclean (match-string 1 (car headers)))
1921 (message-narrow-to-headers)
1922 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1923 (goto-char (point-max))
1924 (if (string-match "\n$" (car headers))
1925 (insert (car headers))
1926 (insert (car headers) ?\n)))))
1927 (setq headers (cdr headers))))
1929 (defmacro message-with-reply-buffer (&rest forms)
1930 "Evaluate FORMS in the reply buffer, if it exists."
1931 `(when (and message-reply-buffer
1932 (buffer-name message-reply-buffer))
1933 (with-current-buffer message-reply-buffer
1936 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1937 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1939 (defun message-fetch-reply-field (header)
1940 "Fetch field HEADER from the message we're replying to."
1941 (message-with-reply-buffer
1943 (mail-narrow-to-head)
1944 (message-fetch-field header))))
1946 (defun message-strip-list-identifiers (subject)
1947 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1948 (require 'gnus-sum) ; for gnus-list-identifiers
1949 (let ((regexp (if (stringp gnus-list-identifiers)
1950 gnus-list-identifiers
1951 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1952 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1953 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1954 (concat (substring subject 0 (match-beginning 1))
1955 (or (match-string 3 subject)
1956 (match-string 5 subject))
1961 (defun message-strip-subject-re (subject)
1962 "Remove \"Re:\" from subject lines in string SUBJECT."
1963 (if (string-match message-subject-re-regexp subject)
1964 (substring subject (match-end 0))
1967 (defcustom message-replacement-char "."
1968 "Replacement character used instead of unprintable or not decodable chars."
1969 :group 'message-various
1970 :version "22.1" ;; Gnus 5.10.9
1971 :type '(choice string
1975 ;; FIXME: We also should call `message-strip-subject-encoded-words'
1976 ;; when forwarding. Probably in `message-make-forward-subject' and
1977 ;; `message-forward-make-body'.
1979 (defun message-strip-subject-encoded-words (subject)
1980 "Fix non-decodable words in SUBJECT."
1981 ;; Cf. `gnus-simplify-subject-fully'.
1982 (let* ((case-fold-search t)
1983 (replacement-chars (format "[%s%s%s]"
1984 message-replacement-char
1985 message-replacement-char
1986 message-replacement-char))
1987 (enc-word-re "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?\\([^?]+\\)\\(\\?=\\)")
1992 (goto-char (point-min))
1993 (when (re-search-forward enc-word-re nil t)
1994 (setq cs-string (match-string 1)))))
1995 cs-coding q-or-b word-beg word-end)
1996 (if (or (not have-marker) ;; No encoded word found...
1997 ;; ... or double encoding was correct:
1998 (and (stringp cs-string)
1999 (setq cs-string (downcase cs-string))
2000 (mm-coding-system-p (intern cs-string))
2004 Decoded Subject \"%s\"
2005 contains a valid encoded word. Decode again? "
2007 (setq cs-coding (intern cs-string))))))
2011 (goto-char (point-min))
2012 (while (re-search-forward enc-word-re nil t)
2013 (setq cs-string (downcase (match-string 1))
2014 q-or-b (match-string 2)
2015 word-beg (match-beginning 0)
2016 word-end (match-end 0))
2018 (if (mm-coding-system-p (intern cs-string))
2019 (setq cs-coding (intern cs-string))
2021 ;; No double encoded subject? => bogus charset.
2024 (mm-read-coding-system
2026 Decoded Subject \"%s\"
2027 contains an encoded word. The charset `%s' is unknown or invalid.
2028 Hit RET to replace non-decodable characters with \"%s\" or enter replacement
2030 subject cs-string message-replacement-char)))
2032 (replace-match (concat "=?" (symbol-name cs-coding)
2035 (goto-char word-beg)
2036 (re-search-forward "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?" word-end t)
2039 (if (string-match "\\`Q\\'" q-or-b)
2042 (message "Replacing non-decodable characters with \"%s\"."
2043 message-replacement-char)
2044 (while (re-search-forward "\\(=[A-F0-9][A-F0-9]\\)+"
2046 (replace-match message-replacement-char)))
2048 (message "Replacing non-decodable characters with \"%s\"."
2050 (re-search-forward "[^?]+" word-end t)
2051 (replace-match replacement-chars))
2052 (re-search-forward "\\?=")
2053 (replace-match "")))))
2054 (rfc2047-decode-region (point-min) (point-max))
2057 ;;; Start of functions adopted from `message-utils.el'.
2059 (defun message-strip-subject-trailing-was (subject)
2060 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
2061 Leading \"Re: \" is not stripped by this function. Use the function
2062 `message-strip-subject-re' for this."
2063 (let* ((query message-subject-trailing-was-query)
2068 message-subject-trailing-was-ask-regexp
2069 message-subject-trailing-was-regexp)
2072 (setq new (substring subject 0 (match-beginning 0))))
2073 (if (or (not found) (eq query nil))
2076 (if (message-y-or-n-p
2077 "Strip `(was: <old subject>)' in subject? " t
2079 "Strip `(was: <old subject>)' in subject "
2080 "and use the new one instead?\n\n"
2081 "Current subject is: \""
2083 "New subject would be: \""
2085 "See the variable `message-subject-trailing-was-query' "
2086 "to get rid of this query."
2091 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
2093 (defun message-change-subject (new-subject)
2094 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
2095 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
2098 (read-from-minibuffer "New subject: ")))
2099 (cond ((and (not (or (null new-subject) ; new subject not empty
2100 (zerop (string-width new-subject))
2101 (string-match "^[ \t]*$" new-subject))))
2105 (message-narrow-to-headers)
2106 (message-fetch-field "Subject"))))
2107 (cond ((not old-subject)
2108 (error "No current subject"))
2111 (regexp-quote new-subject)
2113 old-subject)) ; yes, it really is a new subject
2114 ;; delete eventual Re: prefix
2116 (message-strip-subject-re old-subject))
2117 (message-goto-subject)
2118 (message-delete-line)
2119 (insert (concat "Subject: "
2122 old-subject ")\n")))))))))
2124 (defun message-mark-inserted-region (beg end &optional verbatim)
2125 "Mark some region in the current article with enclosing tags.
2126 See `message-mark-insert-begin' and `message-mark-insert-end'.
2127 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2128 (interactive "r\nP")
2130 ;; add to the end of the region first, otherwise end would be invalid
2132 (insert (if verbatim "#v-\n" message-mark-insert-end))
2134 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2136 (defun message-mark-insert-file (file &optional verbatim)
2137 "Insert FILE at point, marking it with enclosing tags.
2138 See `message-mark-insert-begin' and `message-mark-insert-end'.
2139 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2140 (interactive "fFile to insert: \nP")
2141 ;; reverse insertion to get correct result.
2143 (insert (if verbatim "#v-\n" message-mark-insert-end))
2145 (insert-file-contents file)
2147 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2149 (defun message-add-archive-header ()
2150 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
2151 The note can be customized using `message-archive-note'. When called with a
2152 prefix argument, ask for a text to insert. If you don't want the note in the
2153 body, set `message-archive-note' to nil."
2155 (if current-prefix-arg
2156 (setq message-archive-note
2157 (read-from-minibuffer "Reason for No-Archive: "
2158 (cons message-archive-note 0))))
2160 (if (message-goto-signature)
2161 (re-search-backward message-signature-separator))
2162 (when message-archive-note
2163 (insert message-archive-note)
2165 (message-add-header message-archive-header)
2166 (message-sort-headers)))
2168 (defun message-cross-post-followup-to-header (target-group)
2169 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
2170 With prefix-argument just set Follow-Up, don't cross-post."
2172 (list ; Completion based on Gnus
2173 (completing-read "Followup To: "
2174 (if (boundp 'gnus-newsrc-alist)
2176 nil nil '("poster" . 0)
2177 (if (boundp 'gnus-group-history)
2178 'gnus-group-history))))
2179 (message-remove-header "Follow[Uu]p-[Tt]o" t)
2180 (message-goto-newsgroups)
2182 ;; if we already did a crosspost before, kill old target
2183 (if (and message-cross-post-old-target
2185 (regexp-quote (concat "," message-cross-post-old-target))
2188 ;; unless (followup is to poster or user explicitly asked not
2189 ;; to cross-post, or target-group is already in Newsgroups)
2190 ;; add target-group to Newsgroups line.
2192 ;; def: cross-post, req:no
2193 (and message-cross-post-default (not current-prefix-arg))
2194 ;; def: no-cross-post, req:yes
2195 (and (not message-cross-post-default) current-prefix-arg))
2196 (not (string-match "poster" target-group))
2197 (not (string-match (regexp-quote target-group)
2198 (message-fetch-field "Newsgroups"))))
2200 (insert (concat "," target-group))))
2201 (end-of-line) ; ensure Followup: comes after Newsgroups:
2202 ;; unless new followup would be identical to Newsgroups line
2203 ;; make a new Followup-To line
2204 (if (not (string-match (concat "^[ \t]*"
2207 (message-fetch-field "Newsgroups")))
2208 (insert (concat "\nFollowup-To: " target-group)))
2209 (setq message-cross-post-old-target target-group))
2211 (defun message-cross-post-insert-note (target-group cross-post in-old
2213 "Insert a in message body note about a set Followup or Crosspost.
2214 If there have been previous notes, delete them. TARGET-GROUP specifies the
2215 group to Followup-To. When CROSS-POST is t, insert note about
2216 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2217 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2218 been made to before the user asked for a Crosspost."
2219 ;; start scanning body for previous uses
2220 (message-goto-signature)
2221 (let ((head (re-search-backward
2222 (concat "^" mail-header-separator)
2223 nil t))) ; just search in body
2224 (message-goto-signature)
2225 (while (re-search-backward
2226 (concat "^" (regexp-quote message-cross-post-note) ".*")
2228 (message-delete-line))
2229 (message-goto-signature)
2230 (while (re-search-backward
2231 (concat "^" (regexp-quote message-followup-to-note) ".*")
2233 (message-delete-line))
2235 (if (message-goto-signature)
2236 (re-search-backward message-signature-separator))
2239 (string-match "^[ \t]*poster[ \t]*$" target-group))
2240 (insert (concat message-followup-to-note target-group "\n"))
2241 (insert (concat message-cross-post-note target-group "\n")))))
2243 (defun message-cross-post-followup-to (target-group)
2244 "Crossposts message and set Followup-To to TARGET-GROUP.
2245 With prefix-argument just set Follow-Up, don't cross-post."
2247 (list ; Completion based on Gnus
2248 (completing-read "Followup To: "
2249 (if (boundp 'gnus-newsrc-alist)
2251 nil nil '("poster" . 0)
2252 (if (boundp 'gnus-group-history)
2253 'gnus-group-history))))
2254 (cond ((not (or (null target-group) ; new subject not empty
2255 (zerop (string-width target-group))
2256 (string-match "^[ \t]*$" target-group)))
2258 (let* ((old-groups (message-fetch-field "Newsgroups"))
2259 (in-old (string-match
2260 (regexp-quote target-group)
2261 (or old-groups ""))))
2262 ;; check whether target exactly matches old Newsgroups
2263 (cond ((not old-groups)
2264 (error "No current newsgroup"))
2268 (regexp-quote target-group)
2271 ;; yes, Newsgroups line must change
2272 (message-cross-post-followup-to-header target-group)
2273 ;; insert note whether we do cross-post or followup-to
2274 (funcall message-cross-post-note-function
2276 (if (or (and message-cross-post-default
2277 (not current-prefix-arg))
2278 (and (not message-cross-post-default)
2279 current-prefix-arg)) t)
2280 in-old old-groups))))))))
2282 ;;; Reduce To: to Cc: or Bcc: header
2284 (defun message-reduce-to-to-cc ()
2285 "Replace contents of To: header with contents of Cc: or Bcc: header."
2288 (save-restriction (message-narrow-to-headers)
2289 (message-fetch-field "cc")))
2291 (if (and (not cc-content)
2294 (message-narrow-to-headers)
2295 (message-fetch-field "bcc"))))
2300 (message-delete-line)
2301 (insert (concat "To: " cc-content "\n"))
2303 (message-narrow-to-headers)
2304 (message-remove-header (if bcc
2308 ;;; End of functions adopted from `message-utils.el'.
2310 (defun message-remove-header (header &optional is-regexp first reverse)
2311 "Remove HEADER in the narrowed buffer.
2312 If IS-REGEXP, HEADER is a regular expression.
2313 If FIRST, only remove the first instance of the header.
2314 Return the number of headers removed."
2315 (goto-char (point-min))
2316 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2318 (case-fold-search t)
2320 (while (and (not (eobp))
2323 (not (looking-at regexp))
2324 (looking-at regexp))
2331 ;; There might be a continuation header, so we have to search
2332 ;; until we find a new non-continuation line.
2335 (if (re-search-forward "^[^ \t]" nil t)
2336 (goto-char (match-beginning 0))
2339 (if (re-search-forward "^[^ \t]" nil t)
2340 (goto-char (match-beginning 0))
2341 (goto-char (point-max)))))
2344 (defun message-remove-first-header (header)
2345 "Remove the first instance of HEADER if there is more than one."
2347 (regexp (concat "^" (regexp-quote header) ":")))
2349 (goto-char (point-min))
2350 (while (re-search-forward regexp nil t)
2353 (message-remove-header header nil t)
2356 (defun message-narrow-to-headers ()
2357 "Narrow the buffer to the head of the message."
2360 (goto-char (point-min))
2361 (if (re-search-forward
2362 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2365 (goto-char (point-min)))
2367 (defun message-narrow-to-head-1 ()
2368 "Like `message-narrow-to-head'. Don't widen."
2370 (goto-char (point-min))
2371 (if (search-forward "\n\n" nil 1)
2374 (goto-char (point-min)))
2376 (defun message-narrow-to-head ()
2377 "Narrow the buffer to the head of the message.
2378 Point is left at the beginning of the narrowed-to region."
2380 (message-narrow-to-head-1))
2382 (defun message-narrow-to-headers-or-head ()
2383 "Narrow the buffer to the head of the message."
2386 (goto-char (point-min))
2387 (if (re-search-forward (concat "\\(\n\\)\n\\|^\\("
2388 (regexp-quote mail-header-separator)
2391 (or (match-end 1) (match-beginning 2))
2393 (goto-char (point-min)))
2395 (defun message-news-p ()
2396 "Say whether the current buffer contains a news message."
2397 (and (not message-this-is-mail)
2398 (or message-this-is-news
2401 (message-narrow-to-headers)
2402 (and (message-fetch-field "newsgroups")
2403 (not (message-fetch-field "posted-to"))))))))
2405 (defun message-mail-p ()
2406 "Say whether the current buffer contains a mail message."
2407 (and (not message-this-is-news)
2408 (or message-this-is-mail
2411 (message-narrow-to-headers)
2412 (or (message-fetch-field "to")
2413 (message-fetch-field "cc")
2414 (message-fetch-field "bcc")))))))
2416 (defun message-subscribed-p ()
2417 "Say whether we need to insert a MFT header."
2418 (or message-subscribed-regexps
2419 message-subscribed-addresses
2420 message-subscribed-address-file
2421 message-subscribed-address-functions))
2423 (defun message-next-header ()
2424 "Go to the beginning of the next header."
2426 (or (eobp) (forward-char 1))
2427 (not (if (re-search-forward "^[^ \t]" nil t)
2429 (goto-char (point-max)))))
2431 (defun message-sort-headers-1 ()
2432 "Sort the buffer as headers using `message-rank' text props."
2433 (goto-char (point-min))
2436 nil 'message-next-header
2438 (message-next-header)
2442 (or (get-text-property (point) 'message-rank)
2445 (defun message-sort-headers ()
2446 "Sort the headers of the current message according to `message-header-format-alist'."
2450 (let ((max (1+ (length message-header-format-alist)))
2452 (message-narrow-to-headers)
2453 (while (re-search-forward "^[^ \n]+:" nil t)
2455 (match-beginning 0) (1+ (match-beginning 0))
2457 (if (setq rank (length (memq (assq (intern (buffer-substring
2459 (1- (match-end 0))))
2460 message-header-format-alist)
2461 message-header-format-alist)))
2464 (message-sort-headers-1))))
2466 (defun message-kill-address ()
2467 "Kill the address under point."
2469 (let ((start (point)))
2470 (message-skip-to-next-address)
2471 (kill-region start (point))))
2474 (defun message-info (&optional arg)
2475 "Display the Message manual.
2477 Prefixed with one \\[universal-argument], display the Emacs MIME manual.
2478 Prefixed with two \\[universal-argument]'s, display the PGG manual."
2480 (cond ((eq arg 16) (Info-goto-node "(pgg)Top"))
2481 ((eq arg 4) (Info-goto-node "(emacs-mime)Top"))
2482 (t (Info-goto-node "(message)Top"))))
2492 (defvar message-mode-map nil)
2494 (unless message-mode-map
2495 (setq message-mode-map (make-keymap))
2496 (set-keymap-parent message-mode-map text-mode-map)
2497 (define-key message-mode-map "\C-c?" 'describe-mode)
2499 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2500 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2501 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2502 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2503 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2504 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2505 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2506 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2507 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2508 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2509 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2510 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2511 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2512 (define-key message-mode-map "\C-c\C-f\C-i"
2513 'message-insert-or-toggle-importance)
2514 (define-key message-mode-map "\C-c\C-f\C-a"
2515 'message-generate-unsubscribed-mail-followup-to)
2517 ;; modify headers (and insert notes in body)
2518 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2520 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2521 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2522 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2523 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2524 ;; mark inserted text
2525 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2526 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2528 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2529 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2531 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2532 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2533 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2534 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2535 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2537 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2538 (define-key message-mode-map "\C-c\M-n"
2539 'message-insert-disposition-notification-to)
2541 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2542 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2543 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2544 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2545 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2546 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2547 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2548 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2550 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2551 (define-key message-mode-map "\C-c\C-s" 'message-send)
2552 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2553 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2554 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2556 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2557 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2558 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2559 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2560 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2561 (define-key message-mode-map [remap split-line] 'message-split-line)
2563 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2565 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2566 (define-key message-mode-map "\t" 'message-tab)
2567 (define-key message-mode-map "\M-;" 'comment-region)
2569 (define-key message-mode-map "\M-n" 'message-display-abbrev))
2572 message-mode-menu message-mode-map "Message Menu."
2574 ["Yank Original" message-yank-original message-reply-buffer]
2575 ["Fill Yanked Message" message-fill-yanked-message t]
2576 ["Insert Signature" message-insert-signature t]
2577 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2578 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2579 ["Elide Region" message-elide-region
2580 :active (message-mark-active-p)
2581 ,@(if (featurep 'xemacs) nil
2582 '(:help "Replace text in region with an ellipsis"))]
2583 ["Delete Outside Region" message-delete-not-region
2584 :active (message-mark-active-p)
2585 ,@(if (featurep 'xemacs) nil
2586 '(:help "Delete all quoted text outside region"))]
2587 ["Kill To Signature" message-kill-to-signature t]
2588 ["Newline and Reformat" message-newline-and-reformat t]
2589 ["Rename buffer" message-rename-buffer t]
2590 ["Spellcheck" ispell-message
2591 ,@(if (featurep 'xemacs) '(t)
2592 '(:help "Spellcheck this message"))]
2594 ["Insert Region Marked" message-mark-inserted-region
2595 :active (message-mark-active-p)
2596 ,@(if (featurep 'xemacs) nil
2597 '(:help "Mark region with enclosing tags"))]
2598 ["Insert File Marked..." message-mark-insert-file
2599 ,@(if (featurep 'xemacs) '(t)
2600 '(:help "Insert file at point marked with enclosing tags"))]
2602 ["Send Message" message-send-and-exit
2603 ,@(if (featurep 'xemacs) '(t)
2604 '(:help "Send this message"))]
2605 ["Postpone Message" message-dont-send
2606 ,@(if (featurep 'xemacs) '(t)
2607 '(:help "File this draft message and exit"))]
2608 ["Send at Specific Time..." gnus-delay-article
2609 ,@(if (featurep 'xemacs) '(t)
2610 '(:help "Ask, then arrange to send message at that time"))]
2611 ["Kill Message" message-kill-buffer
2612 ,@(if (featurep 'xemacs) '(t)
2613 '(:help "Delete this message without sending"))]
2615 ["Message manual" message-info
2616 ,@(if (featurep 'xemacs) '(t)
2617 '(:help "Display the Message manual"))]))
2620 message-mode-field-menu message-mode-map ""
2622 ["To" message-goto-to t]
2623 ["From" message-goto-from t]
2624 ["Subject" message-goto-subject t]
2625 ["Change subject..." message-change-subject t]
2626 ["Cc" message-goto-cc t]
2627 ["Bcc" message-goto-bcc t]
2628 ["Fcc" message-goto-fcc t]
2629 ["Reply-To" message-goto-reply-to t]
2630 ["Flag As Important" message-insert-importance-high
2631 ,@(if (featurep 'xemacs) '(t)
2632 '(:help "Mark this message as important"))]
2633 ["Flag As Unimportant" message-insert-importance-low
2634 ,@(if (featurep 'xemacs) '(t)
2635 '(:help "Mark this message as unimportant"))]
2637 message-insert-disposition-notification-to
2638 ,@(if (featurep 'xemacs) '(t)
2639 '(:help "Request a receipt notification"))]
2641 ;; (typical) news stuff
2642 ["Summary" message-goto-summary t]
2643 ["Keywords" message-goto-keywords t]
2644 ["Newsgroups" message-goto-newsgroups t]
2645 ["Fetch Newsgroups" message-insert-newsgroups t]
2646 ["Followup-To" message-goto-followup-to t]
2647 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2648 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2649 ["Distribution" message-goto-distribution t]
2650 ["Expires" message-insert-expires t ]
2651 ["X-No-Archive" message-add-archive-header t ]
2653 ;; (typical) mailing-lists stuff
2654 ["Fetch To" message-insert-to
2655 ,@(if (featurep 'xemacs) '(t)
2656 '(:help "Insert a To header that points to the author."))]
2657 ["Fetch To and Cc" message-insert-wide-reply
2658 ,@(if (featurep 'xemacs) '(t)
2660 "Insert To and Cc headers as if you were doing a wide reply."))]
2662 ["Send to list only" message-to-list-only t]
2663 ["Mail-Followup-To" message-goto-mail-followup-to t]
2664 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2665 ,@(if (featurep 'xemacs) '(t)
2666 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2667 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2669 ["Sort Headers" message-sort-headers t]
2670 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2671 ;; We hide `message-hidden-headers' by narrowing the buffer.
2672 ["Show Hidden Headers" widen t]
2673 ["Goto Body" message-goto-body t]
2674 ["Goto Signature" message-goto-signature t]))
2676 (defvar message-tool-bar-map nil)
2678 (defvar facemenu-add-face-function)
2679 (defvar facemenu-remove-face-function)
2681 ;;; Forbidden properties
2683 ;; We use `after-change-functions' to keep special text properties
2684 ;; that interfer with the normal function of message mode out of the
2687 (defcustom message-strip-special-text-properties t
2688 "Strip special properties from the message buffer.
2690 Emacs has a number of special text properties which can break message
2691 composing in various ways. If this option is set, message will strip
2692 these properties from the message composition buffer. However, some
2693 packages requires these properties to be present in order to work.
2694 If you use one of these packages, turn this option off, and hope the
2695 message composition doesn't break too bad."
2697 :group 'message-various
2698 :link '(custom-manual "(message)Various Message Variables")
2701 (defconst message-forbidden-properties
2702 ;; No reason this should be clutter up customize. We make it a
2703 ;; property list (rather than a list of property symbols), to be
2704 ;; directly useful for `remove-text-properties'.
2705 '(field nil read-only nil invisible nil intangible nil
2706 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2707 insert-behind-hooks nil point-entered nil point-left nil)
2708 ;; Other special properties:
2709 ;; category, face, display: probably doesn't do any harm.
2710 ;; fontified: is used by font-lock.
2711 ;; syntax-table, local-map: I dunno.
2712 ;; We need to add XEmacs names to the list.
2713 "Property list of with properties forbidden in message buffers.
2714 The values of the properties are ignored, only the property names are used.")
2716 (defun message-tamago-not-in-use-p (pos)
2717 "Return t when tamago version 4 is not in use at the cursor position.
2718 Tamago version 4 is a popular input method for writing Japanese text.
2719 It uses the properties `intangible', `invisible', `modification-hooks'
2720 and `read-only' when translating ascii or kana text to kanji text.
2721 These properties are essential to work, so we should never strip them."
2722 (not (and (boundp 'egg-modefull-mode)
2723 (symbol-value 'egg-modefull-mode)
2724 (or (memq (get-text-property pos 'intangible)
2725 '(its-part-1 its-part-2))
2726 (get-text-property pos 'egg-end)
2727 (get-text-property pos 'egg-lang)
2728 (get-text-property pos 'egg-start)))))
2730 (defsubst message-mail-alias-type-p (type)
2731 (if (atom message-mail-alias-type)
2732 (eq message-mail-alias-type type)
2733 (memq type message-mail-alias-type)))
2735 (defun message-strip-forbidden-properties (begin end &optional old-length)
2736 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2737 This function is intended to be called from `after-change-functions'.
2738 See also `message-forbidden-properties'."
2739 (when (and (message-mail-alias-type-p 'ecomplete)
2740 (memq this-command message-self-insert-commands))
2741 (message-display-abbrev))
2742 (when (and message-strip-special-text-properties
2743 (message-tamago-not-in-use-p begin))
2744 (let ((buffer-read-only nil)
2745 (inhibit-read-only t))
2746 (remove-text-properties begin end message-forbidden-properties))))
2749 (define-derived-mode message-mode text-mode "Message"
2750 "Major mode for editing mail and news to be sent.
2751 Like Text Mode but with these additional commands:\\<message-mode-map>
2752 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2753 C-c C-d Postpone sending the message C-c C-k Kill the message
2754 C-c C-f move to a header field (and create it if there isn't):
2755 C-c C-f C-t move to To C-c C-f C-s move to Subject
2756 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2757 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2758 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2759 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2760 C-c C-f C-o move to From (\"Originator\")
2761 C-c C-f C-f move to Followup-To
2762 C-c C-f C-m move to Mail-Followup-To
2763 C-c C-f C-e move to Expires
2764 C-c C-f C-i cycle through Importance values
2765 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2766 C-c C-f x crossposting with FollowUp-To header and note in body
2767 C-c C-f t replace To: header with contents of Cc: or Bcc:
2768 C-c C-f a Insert X-No-Archive: header and a note in the body
2769 C-c C-t `message-insert-to' (add a To header to a news followup)
2770 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2771 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2772 C-c C-b `message-goto-body' (move to beginning of message text).
2773 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2774 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2775 C-c C-y `message-yank-original' (insert current message, if any).
2776 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2777 C-c C-e `message-elide-region' (elide the text between point and mark).
2778 C-c C-v `message-delete-not-region' (remove the text outside the region).
2779 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2780 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2781 C-c C-a `mml-attach-file' (attach a file as MIME).
2782 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2783 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2784 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2785 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2786 M-RET `message-newline-and-reformat' (break the line and reformat)."
2787 (setq local-abbrev-table text-mode-abbrev-table)
2788 (set (make-local-variable 'message-reply-buffer) nil)
2789 (set (make-local-variable 'message-inserted-headers) nil)
2790 (set (make-local-variable 'message-send-actions) nil)
2791 (set (make-local-variable 'message-exit-actions) nil)
2792 (set (make-local-variable 'message-kill-actions) nil)
2793 (set (make-local-variable 'message-postpone-actions) nil)
2794 (set (make-local-variable 'message-draft-article) nil)
2795 (setq buffer-offer-save t)
2796 (set (make-local-variable 'facemenu-add-face-function)
2798 (let ((face-fun (cdr (assq face message-face-alist))))
2800 (funcall face-fun (point) end)
2801 (error "Face %s not configured for %s mode" face mode-name)))
2803 (set (make-local-variable 'facemenu-remove-face-function) t)
2804 (set (make-local-variable 'message-reply-headers) nil)
2805 (make-local-variable 'message-newsreader)
2806 (make-local-variable 'message-mailer)
2807 (make-local-variable 'message-post-method)
2808 (set (make-local-variable 'message-sent-message-via) nil)
2809 (set (make-local-variable 'message-checksum) nil)
2810 (set (make-local-variable 'message-mime-part) 0)
2811 (message-setup-fill-variables)
2812 (when message-fill-column
2813 (setq fill-column message-fill-column)
2814 (turn-on-auto-fill))
2815 ;; Allow using comment commands to add/remove quoting.
2816 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2817 (when message-yank-prefix
2818 (set (make-local-variable 'comment-start) message-yank-prefix)
2819 (set (make-local-variable 'comment-start-skip)
2820 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2821 (if (featurep 'xemacs)
2822 (message-setup-toolbar)
2823 (set (make-local-variable 'font-lock-defaults)
2824 '(message-font-lock-keywords t))
2825 (if (boundp 'tool-bar-map)
2826 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar))))
2827 (easy-menu-add message-mode-menu message-mode-map)
2828 (easy-menu-add message-mode-field-menu message-mode-map)
2829 (gnus-make-local-hook 'after-change-functions)
2830 ;; Mmmm... Forbidden properties...
2831 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2833 ;; Allow mail alias things.
2835 ((message-mail-alias-type-p 'abbrev)
2836 (if (fboundp 'mail-abbrevs-setup)
2837 (mail-abbrevs-setup)
2838 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2839 (mail-aliases-setup))))
2840 ((message-mail-alias-type-p 'ecomplete)
2842 (unless buffer-file-name
2843 (message-set-auto-save-file-name))
2844 (unless (buffer-base-buffer)
2845 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2846 ;; multibyte is not necessary at all. -- zsh
2847 (mm-enable-multibyte))
2848 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2851 (defun message-setup-fill-variables ()
2852 "Setup message fill variables."
2853 (set (make-local-variable 'fill-paragraph-function)
2854 'message-fill-paragraph)
2855 (make-local-variable 'paragraph-separate)
2856 (make-local-variable 'paragraph-start)
2857 (make-local-variable 'adaptive-fill-regexp)
2858 (unless (boundp 'adaptive-fill-first-line-regexp)
2859 (setq adaptive-fill-first-line-regexp nil))
2860 (make-local-variable 'adaptive-fill-first-line-regexp)
2861 (let ((quote-prefix-regexp
2862 ;; User should change message-cite-prefix-regexp if
2863 ;; message-yank-prefix is set to an abnormal value.
2864 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2865 (setq paragraph-start
2867 (regexp-quote mail-header-separator) "$\\|"
2868 "[ \t]*$\\|" ; blank lines
2869 "-- $\\|" ; signature delimiter
2870 "---+$\\|" ; delimiters for forwarded messages
2871 page-delimiter "$\\|" ; spoiler warnings
2872 ".*wrote:$\\|" ; attribution lines
2873 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2875 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2876 (setq paragraph-separate paragraph-start)
2877 (setq adaptive-fill-regexp
2878 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2879 (setq adaptive-fill-first-line-regexp
2880 (concat quote-prefix-regexp "\\|"
2881 adaptive-fill-first-line-regexp)))
2882 (make-local-variable 'auto-fill-inhibit-regexp)
2883 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2884 (setq auto-fill-inhibit-regexp nil)
2885 (make-local-variable 'normal-auto-fill-function)
2886 (setq normal-auto-fill-function 'message-do-auto-fill)
2887 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2888 ;; In that case, ensure that it uses the right function. The real
2889 ;; solution would be not to use `define-derived-mode', and run
2890 ;; `text-mode-hook' ourself at the end of the mode.
2891 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2892 ;; This kludge is unneeded in Emacs>=21 since define-derived-mode is
2893 ;; now careful to run parent hooks after the body. --Stef
2894 (when auto-fill-function
2895 (setq auto-fill-function normal-auto-fill-function)))
2900 ;;; Message mode commands
2903 ;;; Movement commands
2905 (defun message-goto-to ()
2906 "Move point to the To header."
2908 (message-position-on-field "To"))
2910 (defun message-goto-from ()
2911 "Move point to the From header."
2913 (message-position-on-field "From"))
2915 (defun message-goto-subject ()
2916 "Move point to the Subject header."
2918 (message-position-on-field "Subject"))
2920 (defun message-goto-cc ()
2921 "Move point to the Cc header."
2923 (message-position-on-field "Cc" "To"))
2925 (defun message-goto-bcc ()
2926 "Move point to the Bcc header."
2928 (message-position-on-field "Bcc" "Cc" "To"))
2930 (defun message-goto-fcc ()
2931 "Move point to the Fcc header."
2933 (message-position-on-field "Fcc" "To" "Newsgroups"))
2935 (defun message-goto-reply-to ()
2936 "Move point to the Reply-To header."
2938 (message-position-on-field "Reply-To" "Subject"))
2940 (defun message-goto-newsgroups ()
2941 "Move point to the Newsgroups header."
2943 (message-position-on-field "Newsgroups"))
2945 (defun message-goto-distribution ()
2946 "Move point to the Distribution header."
2948 (message-position-on-field "Distribution"))
2950 (defun message-goto-followup-to ()
2951 "Move point to the Followup-To header."
2953 (message-position-on-field "Followup-To" "Newsgroups"))
2955 (defun message-goto-mail-followup-to ()
2956 "Move point to the Mail-Followup-To header."
2958 (message-position-on-field "Mail-Followup-To" "To"))
2960 (defun message-goto-keywords ()
2961 "Move point to the Keywords header."
2963 (message-position-on-field "Keywords" "Subject"))
2965 (defun message-goto-summary ()
2966 "Move point to the Summary header."
2968 (message-position-on-field "Summary" "Subject"))
2970 (defun message-goto-body (&optional interactivep)
2971 "Move point to the beginning of the message body."
2972 (interactive (list t))
2973 (when (and interactivep
2974 (looking-at "[ \t]*\n"))
2976 (goto-char (point-min))
2977 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2978 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2980 (defun message-in-body-p ()
2981 "Return t if point is in the message body."
2982 (let ((body (save-excursion (message-goto-body) (point))))
2985 (defun message-goto-eoh ()
2986 "Move point to the end of the headers."
2991 (defun message-goto-signature ()
2992 "Move point to the beginning of the message signature.
2993 If there is no signature in the article, go to the end and
2996 (goto-char (point-min))
2997 (if (re-search-forward message-signature-separator nil t)
2999 (goto-char (point-max))
3002 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
3003 "Insert a reasonable MFT header in a post to an unsubscribed list.
3004 When making original posts to a mailing list you are not subscribed to,
3005 you have to type in a MFT header by hand. The contents, usually, are
3006 the addresses of the list and your own address. This function inserts
3007 such a header automatically. It fetches the contents of the To: header
3008 in the current mail buffer, and appends the current `user-mail-address'.
3010 If the optional argument INCLUDE-CC is non-nil, the addresses in the
3011 Cc: header are also put into the MFT."
3016 (message-narrow-to-headers)
3017 (message-remove-header "Mail-Followup-To")
3018 (setq cc (and include-cc (message-fetch-field "Cc")))
3020 (concat (message-fetch-field "To") "," cc)
3021 (message-fetch-field "To"))))
3022 (message-goto-mail-followup-to)
3023 (insert (concat tos ", " user-mail-address))))
3027 (defun message-insert-to (&optional force)
3028 "Insert a To header that points to the author of the article being replied to.
3029 If the original author requested not to be sent mail, don't insert unless the
3030 prefix FORCE is given."
3032 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
3033 (dont (and mct (or (equal (downcase mct) "never")
3034 (equal (downcase mct) "nobody"))))
3035 (to (or (message-fetch-reply-field "mail-reply-to")
3036 (message-fetch-reply-field "reply-to")
3037 (message-fetch-reply-field "from"))))
3041 "Ignoring the user request not to have copies sent via mail"
3042 "Complying with the user request not to have copies sent via mail")))
3043 (when (and force (not to))
3044 (error "No mail address in the article"))
3045 (when (and to (or force (not dont)))
3046 (message-carefully-insert-headers (list (cons 'To to))))))
3048 (defun message-insert-wide-reply ()
3049 "Insert To and Cc headers as if you were doing a wide reply."
3051 (let ((headers (message-with-reply-buffer
3052 (message-get-reply-headers t))))
3053 (message-carefully-insert-headers headers)))
3055 (defcustom message-header-synonyms
3058 "List of lists of header synonyms.
3059 E.g., if this list contains a member list with elements `Cc' and `To',
3060 then `message-carefully-insert-headers' will not insert a `To' header
3061 when the message is already `Cc'ed to the recipient."
3063 :group 'message-headers
3064 :link '(custom-manual "(message)Message Headers")
3065 :type '(repeat sexp))
3067 (defun message-carefully-insert-headers (headers)
3068 "Insert the HEADERS, an alist, into the message buffer.
3069 Does not insert the headers when they are already present there
3070 or in the synonym headers, defined by `message-header-synonyms'."
3071 ;; FIXME: Should compare only the address and not the full name. Comparison
3072 ;; should be done case-folded (and with `string=' rather than
3074 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
3075 (dolist (header headers)
3076 (let* ((header-name (symbol-name (car header)))
3077 (new-header (cdr header))
3078 (synonyms (loop for synonym in message-header-synonyms
3079 when (memq (car header) synonym) return synonym))
3081 (loop for synonym in synonyms
3082 for old-header = (mail-fetch-field (symbol-name synonym))
3083 when (and old-header (string-match new-header old-header))
3086 (message "already have `%s' in `%s'" new-header old-header)
3087 (when (and (message-position-on-field header-name)
3088 (setq old-header (mail-fetch-field header-name))
3089 (not (string-match "\\` *\\'" old-header)))
3091 (insert new-header)))))
3093 (defun message-widen-reply ()
3094 "Widen the reply to include maximum recipients."
3097 (and message-reply-buffer
3098 (buffer-name message-reply-buffer)
3099 (with-current-buffer message-reply-buffer
3100 (message-get-reply-headers t)))))
3103 (message-narrow-to-headers)
3104 (dolist (elem follow-to)
3105 (message-remove-header (symbol-name (car elem)))
3106 (goto-char (point-min))
3107 (insert (symbol-name (car elem)) ": "
3108 (cdr elem) "\n"))))))
3110 (defun message-insert-newsgroups ()
3111 "Insert the Newsgroups header from the article being replied to."
3113 (when (and (message-position-on-field "Newsgroups")
3114 (mail-fetch-field "newsgroups")
3115 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
3117 (insert (or (message-fetch-reply-field "newsgroups") "")))
3121 ;;; Various commands
3123 (defun message-delete-not-region (beg end)
3124 "Delete everything in the body of the current message outside of the region."
3129 ;; snarf citation prefix, if appropriate
3130 (unless (eq (point) (progn (beginning-of-line) (point)))
3131 (when (looking-at message-cite-prefix-regexp)
3132 (setq citeprefix (match-string 0))))
3134 (delete-region (point) (if (not (message-goto-signature))
3140 (delete-region beg (progn (message-goto-body)
3144 (insert citeprefix))))
3145 (when (message-goto-signature)
3148 (defun message-kill-to-signature (&optional arg)
3149 "Kill all text up to the signature.
3150 If a numberic argument or prefix arg is given, leave that number
3151 of lines before the signature intact."
3155 (let ((point (point)))
3156 (narrow-to-region point (point-max))
3157 (message-goto-signature)
3159 (if (and arg (numberp arg))
3160 (forward-line (- -1 arg))
3162 (unless (= point (point))
3163 (kill-region point (point))
3167 (defun message-newline-and-reformat (&optional arg not-break)
3168 "Insert four newlines, and then reformat if inside quoted text.
3169 Prefix arg means justify as well."
3170 (interactive (list (if current-prefix-arg 'full)))
3171 (let (quoted point beg end leading-space bolp fill-paragraph-function)
3172 (setq point (point))
3175 (setq bolp (= beg point))
3176 ;; Find first line of the paragraph.
3178 (while (and (not (eobp))
3179 (not (looking-at message-cite-prefix-regexp))
3180 (looking-at paragraph-start))
3183 (when (looking-at message-cite-prefix-regexp)
3184 (setq quoted (match-string 0))
3185 (goto-char (match-end 0))
3186 (looking-at "[ \t]*")
3187 (setq leading-space (match-string 0)))
3191 (< (- point beg) (length quoted)))
3192 ;; break inside the cite prefix.
3198 (while (and (not (eobp))
3199 (not (looking-at paragraph-separate))
3200 (looking-at message-cite-prefix-regexp)
3201 (equal quoted (match-string 0)))
3202 (goto-char (match-end 0))
3203 (looking-at "[ \t]*")
3204 (if (> (length leading-space) (length (match-string 0)))
3205 (setq leading-space (match-string 0)))
3209 (while (and (if (bobp) nil (forward-line -1) t)
3210 (not (looking-at paragraph-start))
3211 (looking-at message-cite-prefix-regexp)
3212 (equal quoted (match-string 0)))
3214 (goto-char (match-end 0))
3215 (looking-at "[ \t]*")
3216 (if (> (length leading-space) (length (match-string 0)))
3217 (setq leading-space (match-string 0)))))
3218 (while (and (not (eobp))
3219 (not (looking-at paragraph-separate))
3220 (not (looking-at message-cite-prefix-regexp)))
3224 (while (and (if (bobp) nil (forward-line -1) t)
3225 (not (looking-at paragraph-start))
3226 (not (looking-at message-cite-prefix-regexp)))
3227 (setq beg (point))))
3230 (narrow-to-region beg end)
3237 (setq point (point))
3238 ;; (newline 2) doesn't mark both newline's as hard, so call
3239 ;; newline twice. -jas
3242 (delete-region (point) (re-search-forward "[ \t]*"))
3243 (when (and quoted (not bolp))
3244 (insert quoted leading-space)))
3247 (let* ((adaptive-fill-regexp
3248 (regexp-quote (concat quoted leading-space)))
3249 (adaptive-fill-first-line-regexp
3250 adaptive-fill-regexp ))
3251 (fill-paragraph arg))
3252 (fill-paragraph arg))
3253 (if point (goto-char point)))))
3255 (defun message-fill-paragraph (&optional arg)
3256 "Message specific function to fill a paragraph.
3257 This function is used as the value of `fill-paragraph-function' in
3258 Message buffers and is not meant to be called directly."
3259 (interactive (list (if current-prefix-arg 'full)))
3260 (if (if (boundp 'filladapt-mode) filladapt-mode)
3262 (if (message-point-in-header-p)
3263 (message-fill-field)
3264 (message-newline-and-reformat arg t))
3267 (defun message-point-in-header-p ()
3268 "Return t if point is in the header."
3270 (not (re-search-backward
3271 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))))
3273 (defun message-do-auto-fill ()
3274 "Like `do-auto-fill', but don't fill in message header."
3275 (unless (message-point-in-header-p)
3278 (defun message-insert-signature (&optional force)
3279 "Insert a signature. See documentation for variable `message-signature'."
3280 (interactive (list 0))
3283 ((and (null message-signature)
3286 (goto-char (point-max))
3287 (not (re-search-backward message-signature-separator nil t))))
3288 ((and (null message-signature)
3291 ((functionp message-signature)
3292 (funcall message-signature))
3293 ((listp message-signature)
3294 (eval message-signature))
3295 (t message-signature)))
3298 (cond ((stringp signature)
3300 ((and (eq t signature) message-signature-file)
3301 (setq signature-file
3302 (if (and message-signature-directory
3303 ;; don't actually use the signature directory
3304 ;; if message-signature-file contains a path.
3305 (not (file-name-directory
3306 message-signature-file)))
3307 (nnheader-concat message-signature-directory
3308 message-signature-file)
3309 message-signature-file))
3310 (file-exists-p signature-file))))
3312 (goto-char (point-max))
3313 ;; Insert the signature.
3316 (when message-signature-insert-empty-line
3319 (if (eq signature t)
3320 (insert-file-contents signature-file)
3322 (goto-char (point-max))
3323 (or (bolp) (insert "\n")))))
3325 (defun message-insert-importance-high ()
3326 "Insert header to mark message as important."
3330 (message-narrow-to-headers)
3331 (message-remove-header "Importance"))
3333 (insert "Importance: high\n")))
3335 (defun message-insert-importance-low ()
3336 "Insert header to mark message as unimportant."
3340 (message-narrow-to-headers)
3341 (message-remove-header "Importance"))
3343 (insert "Importance: low\n")))
3345 (defun message-insert-or-toggle-importance ()
3346 "Insert a \"Importance: high\" header, or cycle through the header values.
3347 The three allowed values according to RFC 1327 are `high', `normal'
3354 (message-narrow-to-headers)
3355 (when (setq cur (message-fetch-field "Importance"))
3356 (message-remove-header "Importance")
3357 (setq new (cond ((string= cur "high")
3359 ((string= cur "low")
3364 (insert (format "Importance: %s\n" new)))))
3366 (defun message-insert-disposition-notification-to ()
3367 "Request a disposition notification (return receipt) to this message.
3368 Note that this should not be used in newsgroups."
3372 (message-narrow-to-headers)
3373 (message-remove-header "Disposition-Notification-To"))
3375 (insert (format "Disposition-Notification-To: %s\n"
3376 (or (message-field-value "Reply-to")
3377 (message-field-value "From")
3378 (message-make-from))))))
3380 (defun message-elide-region (b e)
3381 "Elide the text in the region.
3382 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3386 (insert message-elide-ellipsis))
3388 (defvar message-caesar-translation-table nil)
3390 (defun message-caesar-region (b e &optional n)
3391 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3394 (min (point) (or (mark t) (point)))
3395 (max (point) (or (mark t) (point)))
3396 (when current-prefix-arg
3397 (prefix-numeric-value current-prefix-arg))))
3399 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3400 (unless (or (zerop n) ; no action needed for a rot of 0
3401 (= b e)) ; no region to rotate
3402 ;; We build the table, if necessary.
3403 (when (or (not message-caesar-translation-table)
3404 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3405 (setq message-caesar-translation-table
3406 (message-make-caesar-translation-table n)))
3407 (translate-region b e message-caesar-translation-table)))
3409 (defun message-make-caesar-translation-table (n)
3410 "Create a rot table with offset N."
3412 (table (make-string 256 0)))
3413 (while (< (incf i) 256)
3416 (substring table 0 ?A)
3417 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3418 (substring table ?A (+ ?A n))
3419 (substring table (+ ?A 26) ?a)
3420 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3421 (substring table ?a (+ ?a n))
3422 (substring table (+ ?a 26) 255))))
3424 (defun message-caesar-buffer-body (&optional rotnum wide)
3425 "Caesar rotate all letters in the current buffer by 13 places.
3426 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3427 With prefix arg, specifies the number of places to rotate each letter forward.
3428 Mail and USENET news headers are not rotated unless WIDE is non-nil."
3429 (interactive (if current-prefix-arg
3430 (list (prefix-numeric-value current-prefix-arg))
3434 (when (and (not wide) (message-goto-body))
3435 (narrow-to-region (point) (point-max)))
3436 (message-caesar-region (point-min) (point-max) rotnum))))
3438 (defun message-pipe-buffer-body (program)
3439 "Pipe the message body in the current buffer through PROGRAM."
3442 (when (message-goto-body)
3443 (narrow-to-region (point) (point-max)))
3444 (shell-command-on-region
3445 (point-min) (point-max) program nil t))))
3447 (defun message-rename-buffer (&optional enter-string)
3448 "Rename the *message* buffer to \"*message* RECIPIENT\".
3449 If the function is run with a prefix, it will ask for a new buffer
3450 name, rather than giving an automatic name."
3451 (interactive "Pbuffer name: ")
3454 (goto-char (point-min))
3455 (narrow-to-region (point)
3456 (search-forward mail-header-separator nil 'end))
3458 (if (message-news-p) (message-fetch-field "Newsgroups")
3459 (message-fetch-field "To"))
3462 (if (string-match "," mail-to)
3463 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3465 (name-default (concat "*message* " mail-trimmed-to))
3466 (name (if enter-string
3467 (read-string "New buffer name: " name-default)
3469 (rename-buffer name t)))))
3471 (defun message-fill-yanked-message (&optional justifyp)
3472 "Fill the paragraphs of a message yanked into this one.
3473 Numeric argument means justify as well."
3476 (goto-char (point-min))
3477 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3478 (let ((fill-prefix message-yank-prefix))
3479 (fill-individual-paragraphs (point) (point-max) justifyp))))
3481 (defun message-indent-citation (&optional start end yank-only)
3482 "Modify text just inserted from a message to be cited.
3483 The inserted text should be the region.
3484 When this function returns, the region is again around the modified text.
3486 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3487 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3488 (unless start (setq start (point)))
3490 ;; Remove unwanted headers.
3491 (when message-ignored-cited-headers
3496 (if (search-forward "\n\n" nil t)
3499 (message-remove-header message-ignored-cited-headers t)
3500 (when (= (point-min) (point-max))
3501 (setq all-removed t))
3502 (goto-char (point-max)))
3506 ;; Delete blank lines at the start of the buffer.
3507 (while (and (point-min)
3510 (message-delete-line))
3511 ;; Delete blank lines at the end of the buffer.
3512 (goto-char (point-max))
3515 (while (and (zerop (forward-line -1))
3517 (message-delete-line)))
3518 ;; Do the indentation.
3519 (if (null message-yank-prefix)
3520 (indent-rigidly start (or end (mark t)) message-indentation-spaces)
3523 (while (< (point) (or end (mark t)))
3524 (cond ((looking-at ">")
3525 (insert message-yank-cited-prefix))
3527 (insert message-yank-empty-prefix))
3529 (insert message-yank-prefix)))
3533 (defun message-remove-blank-cited-lines (&optional remove)
3534 "Remove cited lines containing only blanks.
3535 If REMOVE is non-nil, remove newlines, too.
3537 To use this automatically, you may add this function to
3538 `gnus-message-setup-hook'."
3543 (when (boundp 'message-yank-cited-prefix)
3544 (concat message-yank-cited-prefix "\\|"))
3548 (gnus-message 8 "removing `%s'" citexp)
3551 (while (re-search-forward citexp nil t)
3552 (replace-match (if remove "" "\n"))))))
3554 (defvar message-cite-reply-above nil
3555 "If non-nil, start own text above the quote.
3557 Note: Top posting is bad netiquette. Don't use it unless you
3558 really must. You probably want to set variable only for specific
3559 groups, e.g. using `gnus-posting-styles':
3561 (eval (set (make-local-variable 'message-cite-reply-above) t))
3563 This variable has no effect in news postings.")
3565 (defun message-yank-original (&optional arg)
3566 "Insert the message being replied to, if any.
3567 Puts point before the text and mark after.
3568 Normally indents each nonblank line ARG spaces (default 3). However,
3569 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3571 This function uses `message-cite-function' to do the actual citing.
3573 Just \\[universal-argument] as argument means don't indent, insert no
3574 prefix, and don't delete any headers."
3576 (let ((modified (buffer-modified-p))
3578 (when (and message-reply-buffer
3579 message-cite-function)
3580 (when message-cite-reply-above
3581 (if (and (not (message-news-p))
3582 (or (eq message-cite-reply-above 'is-evil)
3584 Top posting is bad netiquette. Please don't top post unless you really must.
3585 Really top post? ")))
3588 (buffer-substring (message-goto-body)
3590 (delete-region (message-goto-body) (point-max)))
3591 (set (make-local-variable 'message-cite-reply-above) nil)))
3592 (delete-windows-on message-reply-buffer t)
3593 (push-mark (save-excursion
3594 (insert-buffer-substring message-reply-buffer)
3599 (funcall message-cite-function)
3600 (unless (eq (char-before (mark t)) ?\n)
3602 (goto-char (mark t))
3603 (insert-before-markers ?\n)
3605 (when message-cite-reply-above
3608 (insert (if (bolp) "\n" "\n\n"))
3609 (message-goto-body))
3610 ;; Add a `message-setup-very-last-hook' here?
3611 ;; Add `gnus-article-highlight-citation' here?
3613 (setq message-checksum (message-checksum))))))
3615 (defun message-yank-buffer (buffer)
3616 "Insert BUFFER into the current buffer and quote it."
3617 (interactive "bYank buffer: ")
3618 (let ((message-reply-buffer (get-buffer buffer)))
3619 (save-window-excursion
3620 (message-yank-original))))
3622 (defun message-buffers ()
3623 "Return a list of active message buffers."
3625 (save-current-buffer
3626 (dolist (buffer (buffer-list t))
3628 (when (and (eq major-mode 'message-mode)
3629 (null message-sent-message-via))
3630 (push (buffer-name buffer) buffers))))
3631 (nreverse buffers)))
3633 (defun message-cite-original-1 (strip-signature)
3634 "Cite an original message.
3635 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3638 This function uses `mail-citation-hook' if that is non-nil."
3639 (if (and (boundp 'mail-citation-hook)
3641 (run-hooks 'mail-citation-hook)
3642 (let* ((start (point))
3646 (when message-indent-citation-function
3647 (if (listp message-indent-citation-function)
3648 message-indent-citation-function
3649 (list message-indent-citation-function))))
3650 ;; This function may be called by `gnus-summary-yank-message' and
3651 ;; may insert a different article from the original. So, we will
3652 ;; modify the value of `message-reply-headers' with that article.
3653 (message-reply-headers
3655 (narrow-to-region start end)
3656 (message-narrow-to-head-1)
3657 (setq x-no-archive (message-fetch-field "x-no-archive"))
3659 (or (message-fetch-field "subject") "none")
3660 (or (message-fetch-field "from") "nobody")
3661 (message-fetch-field "date")
3662 (message-fetch-field "message-id" t)
3663 (message-fetch-field "references")
3665 (mml-quote-region start end)
3666 (when strip-signature
3670 (when (re-search-backward message-signature-separator start t)
3671 ;; Also peel off any blank lines before the signature.
3673 (while (looking-at "^[ \t]*$")
3676 (delete-region (point) end)
3677 (unless (search-backward "\n\n" start t)
3678 ;; Insert a blank line if it is peeled off.
3681 (mapc 'funcall functions)
3682 (when message-citation-line-function
3685 (funcall message-citation-line-function))
3686 (when (and x-no-archive
3687 (not message-cite-articles-with-x-no-archive)
3688 (string-match "yes" x-no-archive))
3690 (delete-region (point) (mark t))
3691 (insert "> [Quoted text removed due to X-No-Archive]\n")
3693 (forward-line -1)))))
3695 (defun message-cite-original ()
3696 "Cite function in the standard Message manner."
3697 (message-cite-original-1 nil))
3699 (defvar gnus-extract-address-components)
3701 (defun message-insert-formatted-citation-line (&optional from date)
3702 "Function that inserts a formatted citation line.
3704 See `message-citation-line-format'."
3705 ;; The optional args are for testing/debugging. They will disappear later.
3707 ;; (with-temp-buffer
3708 ;; (message-insert-formatted-citation-line
3709 ;; "John Doe <john.doe@example.invalid>"
3712 (when (or message-reply-headers (and from date))
3714 (setq from (mail-header-from message-reply-headers)))
3715 (let* ((data (condition-case ()
3716 (funcall (if (boundp gnus-extract-address-components)
3717 gnus-extract-address-components
3718 'mail-extract-address-components)
3724 (net (car (cdr data)))
3725 (name-or-net (or (car data)
3726 (car (cdr data)) from))
3730 ;; We need Gnus functionality if the user wants date or time from
3731 ;; the original article:
3732 (when (string-match "%[^fnNFL]" message-citation-line-format)
3733 (autoload 'gnus-date-get-time "gnus-util")
3734 (gnus-date-get-time (mail-header-date message-reply-headers)))))
3737 (when (stringp name)
3738 ;; Guess first name and last name:
3739 (cond ((string-match
3740 "\\`\\(\\w\\|[-.]\\)+ \\(\\w\\|[-.]\\)+\\'" name)
3741 (setq fname (nth 0 (split-string name "[ \t]+"))
3742 lname (nth 1 (split-string name "[ \t]+"))))
3744 "\\`\\(\\w\\|[-.]\\)+, \\(\\w\\|[-.]\\)+\\'" name)
3745 (setq fname (nth 1 (split-string name "[ \t,]+"))
3746 lname (nth 0 (split-string name "[ \t,]+"))))
3748 "\\`\\(\\w\\|[-.]\\)+\\'" name)
3751 ;; The following letters are not used in `format-time-string':
3752 (push ?E lst) (push "<E>" lst)
3753 (push ?F lst) (push fname lst)
3754 ;; We might want to use "" instead of "<X>" later.
3755 (push ?J lst) (push "<J>" lst)
3756 (push ?K lst) (push "<K>" lst)
3757 (push ?L lst) (push lname lst)
3758 (push ?N lst) (push name-or-net lst)
3759 (push ?O lst) (push "<O>" lst)
3760 (push ?P lst) (push "<P>" lst)
3761 (push ?Q lst) (push "<Q>" lst)
3762 (push ?f lst) (push from lst)
3763 (push ?i lst) (push "<i>" lst)
3764 (push ?n lst) (push net lst)
3765 (push ?o lst) (push "<o>" lst)
3766 (push ?q lst) (push "<q>" lst)
3767 (push ?t lst) (push "<t>" lst)
3768 (push ?v lst) (push "<v>" lst)
3769 ;; Delegate the rest to `format-time-string':
3771 (when (and (not (memq i lst))
3776 (push (condition-case nil
3777 (progn (format-time-string (format "%%%c" i)
3783 (spec (apply 'format-spec-make flist)))
3784 (insert (format-spec message-citation-line-format spec)))
3787 (defun message-cite-original-without-signature ()
3788 "Cite function in the standard Message manner.
3789 This function strips off the signature from the original message."
3790 (message-cite-original-1 t))
3792 (defun message-insert-citation-line ()
3793 "Insert a simple citation line."
3794 (when message-reply-headers
3795 (insert (mail-header-from message-reply-headers) " writes:")
3799 (defun message-position-on-field (header &rest afters)
3800 (let ((case-fold-search t))
3803 (goto-char (point-min))
3806 (concat "^" (regexp-quote mail-header-separator) "$"))
3807 (match-beginning 0)))
3808 (goto-char (point-min))
3809 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3811 (re-search-forward "^[^ \t]" nil 'move)
3813 (skip-chars-backward "\n")
3816 (not (re-search-forward
3817 (concat "^" (regexp-quote (car afters)) ":")
3821 (re-search-forward "^[^ \t]" nil 'move)
3822 (beginning-of-line))
3823 (insert header ": \n")
3827 (defun message-remove-signature ()
3828 "Remove the signature from the text between point and mark.
3829 The text will also be indented the normal way."
3831 (let ((start (point))
3833 (if (not (re-search-forward message-signature-separator (mark t) t))
3834 ;; No signature here, so we just indent the cited text.
3835 (message-indent-citation)
3836 ;; Find the last non-empty line.
3838 (while (looking-at "[ \t]*$")
3841 (setq mark (set-marker (make-marker) (point)))
3843 (message-indent-citation)
3844 ;; Enable undoing the deletion.
3846 (delete-region mark (mark t))
3847 (set-marker mark nil)))))
3852 ;;; Sending messages
3855 (defun message-send-and-exit (&optional arg)
3856 "Send message like `message-send', then, if no errors, exit from mail buffer."
3858 (let ((buf (current-buffer))
3859 (actions message-exit-actions))
3860 (when (and (message-send arg)
3862 (if message-kill-buffer-on-exit
3865 (when (eq buf (current-buffer))
3866 (message-bury buf)))
3867 (message-do-actions actions)
3870 (defun message-dont-send ()
3871 "Don't send the message you have been editing.
3872 Instead, just auto-save the buffer and then bury it."
3874 (set-buffer-modified-p t)
3876 (let ((actions message-postpone-actions))
3877 (message-bury (current-buffer))
3878 (message-do-actions actions)))
3880 (defun message-kill-buffer ()
3881 "Kill the current buffer."
3883 (when (or (not (buffer-modified-p))
3884 (not message-kill-buffer-query)
3885 (yes-or-no-p "Message modified; kill anyway? "))
3886 (let ((actions message-kill-actions)
3887 (draft-article message-draft-article)
3888 (auto-save-file-name buffer-auto-save-file-name)
3889 (file-name buffer-file-name)
3890 (modified (buffer-modified-p)))
3891 (setq buffer-file-name nil)
3892 (kill-buffer (current-buffer))
3893 (when (and (or (and auto-save-file-name
3894 (file-exists-p auto-save-file-name))
3896 (file-exists-p file-name)))
3898 ;; If the message buffer has lived in a dedicated window,
3899 ;; `kill-buffer' has killed the frame. Thus the
3900 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3901 ;; that the user can see the question by raising the
3904 (yes-or-no-p (format "Remove the backup file%s? "
3905 (if modified " too" "")))))
3907 (delete-file auto-save-file-name))
3908 (let ((message-draft-article draft-article))
3909 (message-disassociate-draft)))
3910 (message-do-actions actions))))
3912 (defun message-bury (buffer)
3913 "Bury this mail BUFFER."
3914 (let ((newbuf (other-buffer buffer)))
3915 (bury-buffer buffer)
3916 (if (and (window-dedicated-p (selected-window))
3917 (not (null (delq (selected-frame) (visible-frame-list)))))
3918 (delete-frame (selected-frame))
3919 (switch-to-buffer newbuf))))
3921 (defun message-send (&optional arg)
3922 "Send the message in the current buffer.
3923 If `message-interactive' is non-nil, wait for success indication or
3924 error messages, and inform user.
3925 Otherwise any failure is reported in a message back to the user from
3927 The usage of ARG is defined by the instance that called Message.
3928 It should typically alter the sending method in some way or other."
3930 ;; Make it possible to undo the coming changes.
3932 (let ((inhibit-read-only t))
3933 (put-text-property (point-min) (point-max) 'read-only nil))
3934 (message-fix-before-sending)
3935 (run-hooks 'message-send-hook)
3936 (message message-sending-message)
3937 (let ((alist message-send-method-alist)
3939 elem sent dont-barf-on-no-method
3940 (message-options message-options))
3941 (message-options-set-recipient)
3943 (setq elem (pop alist)))
3944 (when (funcall (cadr elem))
3945 (when (and (or (not (memq (car elem)
3946 message-sent-message-via))
3947 (message-fetch-field "supersedes")
3948 (if (or (message-gnksa-enable-p 'multiple-copies)
3949 (not (eq (car elem) 'news)))
3952 "Already sent message via %s; resend? "
3954 (error "Denied posting -- multiple copies")))
3955 (setq success (funcall (caddr elem) arg)))
3959 (let ((fcc (message-fetch-field "Fcc"))
3960 (gcc (message-fetch-field "Gcc")))
3962 (or (eq message-allow-no-recipients 'always)
3963 (and (not (eq message-allow-no-recipients 'never))
3964 (setq dont-barf-on-no-method
3966 (format "No receiver, perform %s anyway? "
3967 (cond ((and fcc gcc) "Fcc and Gcc")
3970 (error "No methods specified to send by"))
3971 (when (or dont-barf-on-no-method
3975 (run-hooks 'message-sent-hook))
3976 (message "Sending...done")
3977 ;; Do ecomplete address snarfing.
3978 (when (message-mail-alias-type-p 'ecomplete)
3979 (message-put-addresses-in-ecomplete))
3980 ;; Mark the buffer as unmodified and delete auto-save.
3981 (set-buffer-modified-p nil)
3982 (delete-auto-save-file-if-necessary t)
3983 (message-disassociate-draft)
3984 ;; Delete other mail buffers and stuff.
3985 (message-do-send-housekeeping)
3986 (message-do-actions message-send-actions)
3990 (defun message-send-via-mail (arg)
3991 "Send the current message via mail."
3992 (message-send-mail arg))
3994 (defun message-send-via-news (arg)
3995 "Send the current message via news."
3996 (funcall message-send-news-function arg))
3998 (defmacro message-check (type &rest forms)
3999 "Eval FORMS if TYPE is to be checked."
4000 `(or (message-check-element ,type)
4004 (put 'message-check 'lisp-indent-function 1)
4005 (put 'message-check 'edebug-form-spec '(form body))
4007 (defun message-text-with-property (prop &optional start end reverse)
4008 "Return a list of start and end positions where the text has PROP.
4009 START and END bound the search, they default to `point-min' and
4010 `point-max' respectively. If REVERSE is non-nil, find text which does
4013 (setq start (point-min)))
4015 (setq end (point-max)))
4019 (setq start (text-property-any start end prop nil)))
4020 (setq next (next-single-property-change start prop nil end))
4021 (push (cons start (or next end)) regions)
4024 (or (get-text-property start prop)
4025 (and (setq start (next-single-property-change
4026 start prop nil end))
4027 (get-text-property start prop))))
4028 (setq next (text-property-any start end prop nil))
4029 (push (cons start (or next end)) regions)
4031 (nreverse regions)))
4033 (defcustom message-bogus-address-regexp nil ;; "noreply\\|nospam\\|invalid"
4034 "Regexp of potentially bogus mail addresses."
4035 :version "23.0" ;; No Gnus
4036 :group 'message-headers
4039 (defun message-fix-before-sending ()
4040 "Do various things to make the message nice before sending it."
4041 ;; Make sure there's a newline at the end of the message.
4042 (goto-char (point-max))
4045 ;; Make the hidden headers visible.
4047 ;; Sort headers before sending the message.
4048 (message-sort-headers)
4049 ;; Make invisible text visible.
4050 ;; It doesn't seem as if this is useful, since the invisible property
4051 ;; is clobbered by an after-change hook anyhow.
4052 (message-check 'invisible-text
4053 (let ((regions (message-text-with-property 'invisible))
4057 (setq from (caar regions)
4059 regions (cdr regions))
4060 (put-text-property from to 'invisible nil)
4061 (message-overlay-put (message-make-overlay from to)
4063 (unless (yes-or-no-p
4064 "Invisible text found and made visible; continue sending? ")
4065 (error "Invisible text found and made visible")))))
4066 (message-check 'illegible-text
4067 (let (char found choice)
4070 (skip-chars-forward mm-7bit-chars)
4071 (when (get-text-property (point) 'no-illegible-text)
4072 ;; There is a signed or encrypted raw message part
4073 ;; that is considered to be safe.
4074 (goto-char (or (next-single-property-change
4075 (point) 'no-illegible-text)
4077 (setq char (char-after)))
4078 (when (or (< (mm-char-int char) 128)
4079 (and (mm-multibyte-p)
4080 (memq (char-charset char)
4081 '(eight-bit-control eight-bit-graphic
4083 (not (get-text-property
4084 (point) 'untranslated-utf-8))))
4085 (message-overlay-put (message-make-overlay (point) (1+ (point)))
4091 (gnus-multiple-choice
4092 "Non-printable characters found. Continue sending?"
4093 `((?d "Remove non-printable characters and send")
4095 "Replace non-printable characters with \"%s\" and send"
4096 message-replacement-char))
4097 (?i "Ignore non-printable characters and send")
4098 (?e "Continue editing"))))
4100 (error "Non-printable characters"))
4102 (skip-chars-forward mm-7bit-chars)
4104 (when (let ((char (char-after)))
4105 (or (< (mm-char-int char) 128)
4106 (and (mm-multibyte-p)
4107 ;; FIXME: Wrong for Emacs 23 (unicode) and for
4108 ;; things like undecable utf-8. Should at least
4109 ;; use find-coding-systems-region.
4110 (memq (char-charset char)
4111 '(eight-bit-control eight-bit-graphic
4113 (not (get-text-property
4114 (point) 'untranslated-utf-8)))))
4116 (message-kill-all-overlays)
4118 (when (eq choice ?r)
4119 (insert message-replacement-char))))
4121 (skip-chars-forward mm-7bit-chars)))))
4122 (message-check 'bogus-recipient
4123 ;; Warn before composing or sending a mail to an invalid address.
4124 (message-check-recipients)))
4126 (defun message-bogus-recipient-p (recipients)
4127 "Check if a mail address in RECIPIENTS looks bogus.
4129 RECIPIENTS is a mail header. Return a list of potentially bogus
4130 addresses. If none is found, return nil.
4132 An addresses might be bogus if the domain part is not fully
4133 qualified, see `message-valid-fqdn-regexp', or if it matches
4134 `message-bogus-address-regexp'."
4135 ;; FIXME: How about "foo@subdomain", when the MTA adds ".domain.tld"?
4137 (mapc (lambda (address)
4138 (setq address (cadr address))
4142 (not (string-match "@" address))
4145 message-valid-fqdn-regexp "\\)\\'") address)))
4146 (and (stringp message-bogus-address-regexp)
4147 (string-match message-bogus-address-regexp address)))
4148 (push address found)))
4150 (mail-extract-address-components recipients t))
4153 (defun message-check-recipients ()
4154 "Warn before composing or sending a mail to an invalid address.
4156 This function could be useful in `message-setup-hook'."
4159 (message-narrow-to-headers)
4160 (dolist (hdr '("To" "Cc" "Bcc"))
4161 (let ((addr (message-fetch-field hdr)))
4162 (when (stringp addr)
4163 (dolist (bog (message-bogus-recipient-p addr))
4167 "Address `%s' might be bogus. Continue? " bog)))
4168 (error "Bogus address."))))))))
4170 (defun message-add-action (action &rest types)
4171 "Add ACTION to be performed when doing an exit of type TYPES."
4173 (add-to-list (intern (format "message-%s-actions" (pop types)))
4176 (defun message-delete-action (action &rest types)
4177 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
4180 (set (setq var (intern (format "message-%s-actions" (pop types))))
4181 (delq action (symbol-value var))))))
4183 (defun message-do-actions (actions)
4184 "Perform all actions in ACTIONS."
4185 ;; Now perform actions on successful sending.
4186 (dolist (action actions)
4189 ;; A simple function.
4192 ;; Something to be evaled.
4196 (defun message-send-mail-partially ()
4197 "Send mail as message/partial."
4198 ;; replace the header delimiter with a blank line
4199 (goto-char (point-min))
4201 (concat "^" (regexp-quote mail-header-separator) "\n"))
4202 (replace-match "\n")
4203 (run-hooks 'message-send-mail-hook)
4204 (let ((p (goto-char (point-min)))
4205 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
4206 (curbuf (current-buffer))
4207 (id (message-make-message-id)) (n 1)
4208 plist total header required-mail-headers)
4210 (if (< (point-max) (+ p message-send-mail-partially-limit))
4211 (goto-char (point-max))
4212 (goto-char (+ p message-send-mail-partially-limit))
4214 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
4217 (setq total (length plist))
4218 (push (point-max) plist)
4219 (setq plist (nreverse plist))
4222 (setq p (pop plist))
4225 (copy-to-buffer tembuf p (car plist))
4227 (goto-char (point-min))
4230 (goto-char (point-min))
4231 (narrow-to-region (point) (point))
4234 (setq header (buffer-substring (point-min) (point)))
4235 (goto-char (point-min))
4236 (narrow-to-region (point) (point))
4238 (message-remove-header "Mime-Version")
4239 (message-remove-header "Content-Type")
4240 (message-remove-header "Content-Transfer-Encoding")
4241 (message-remove-header "Message-ID")
4242 (message-remove-header "Lines")
4243 (goto-char (point-max))
4244 (insert "Mime-Version: 1.0\n")
4245 (setq header (buffer-string)))
4246 (goto-char (point-max))
4247 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
4250 (let ((mail-header-separator ""))
4251 (when (memq 'Message-ID message-required-mail-headers)
4252 (insert "Message-ID: " (message-make-message-id) "\n"))
4253 (when (memq 'Lines message-required-mail-headers)
4254 (insert "Lines: " (message-make-lines) "\n"))
4255 (message-goto-subject)
4257 (insert (format " (%d/%d)" n total))
4259 (mm-with-unibyte-current-buffer
4260 (funcall (or message-send-mail-real-function
4261 message-send-mail-function))))
4263 (setq p (pop plist))
4265 (kill-buffer tembuf))))
4267 (defun message-send-mail (&optional arg)
4268 (require 'mail-utils)
4269 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
4270 (case-fold-search nil)
4271 (news (message-news-p))
4272 (mailbuf (current-buffer))
4273 (message-this-is-mail t)
4274 (message-posting-charset
4275 (if (fboundp 'gnus-setup-posting-charset)
4276 (gnus-setup-posting-charset nil)
4277 message-posting-charset))
4278 (headers message-required-mail-headers))
4279 (when (and message-generate-hashcash
4280 (not (eq message-generate-hashcash 'opportunistic)))
4281 (message "Generating hashcash...")
4282 ;; Wait for calculations already started to finish...
4283 (hashcash-wait-async)
4284 ;; ...and do calculations not already done. mail-add-payment
4285 ;; will leave existing X-Hashcash headers alone.
4287 (message "Generating hashcash...done"))
4289 (message-narrow-to-headers)
4290 ;; Generate the Mail-Followup-To header if the header is not there...
4291 (if (and (message-subscribed-p)
4292 (not (mail-fetch-field "mail-followup-to")))
4295 (cons "Mail-Followup-To" (message-make-mail-followup-to))
4296 message-required-mail-headers))
4297 ;; otherwise, delete the MFT header if the field is empty
4298 (when (equal "" (mail-fetch-field "mail-followup-to"))
4299 (message-remove-header "^Mail-Followup-To:")))
4300 ;; Insert some headers.
4301 (let ((message-deletable-headers
4302 (if news nil message-deletable-headers)))
4303 (message-generate-headers headers))
4304 ;; Check continuation headers.
4305 (message-check 'continuation-headers
4306 (goto-char (point-min))
4307 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4308 (goto-char (match-beginning 0))
4309 (if (y-or-n-p "Fix continuation lines? ")
4312 (unless (y-or-n-p "Send anyway? ")
4313 (error "Failed to send the message")))))
4314 ;; Let the user do all of the above.
4315 (run-hooks 'message-header-hook))
4317 (with-current-buffer tembuf
4319 ;; Avoid copying text props (except hard newlines).
4320 (insert (with-current-buffer mailbuf
4321 (mml-buffer-substring-no-properties-except-hard-newlines
4322 (point-min) (point-max))))
4323 ;; Remove some headers.
4324 (message-encode-message-body)
4326 (message-narrow-to-headers)
4327 ;; We (re)generate the Lines header.
4328 (when (memq 'Lines message-required-mail-headers)
4329 (message-generate-headers '(Lines)))
4330 ;; Remove some headers.
4331 (message-remove-header message-ignored-mail-headers t)
4332 (let ((mail-parse-charset message-default-charset))
4333 (mail-encode-encoded-word-buffer)))
4334 (goto-char (point-max))
4335 ;; require one newline at the end.
4336 (or (= (preceding-char) ?\n)
4338 (message-cleanup-headers)
4339 ;; FIXME: we're inserting the courtesy copy after encoding.
4340 ;; This is wrong if the courtesy copy string contains
4341 ;; non-ASCII characters. -- jh
4344 (message-narrow-to-headers)
4346 (or (message-fetch-field "cc")
4347 (message-fetch-field "bcc")
4348 (message-fetch-field "to"))
4349 (let ((content-type (message-fetch-field
4354 (string= "text/plain"
4356 (mail-header-parse-content-type
4360 (message-fetch-field
4361 "content-transfer-encoding")))))))
4362 (message-insert-courtesy-copy))
4363 (if (or (not message-send-mail-partially-limit)
4364 (< (buffer-size) message-send-mail-partially-limit)
4365 (not (message-y-or-n-p
4366 "The message size is too large, split? "
4370 (/ (buffer-size) 1000) "KB, is too large.
4372 Some mail gateways (MTA's) bounce large messages. To avoid the
4373 problem, answer `y', and the message will be split into several
4374 smaller pieces, the size of each is about "
4375 (/ message-send-mail-partially-limit 1000)
4379 However, some mail readers (MUA's) can't read split messages, i.e.,
4380 mails in message/partially format. Answer `n', and the message will be
4383 The size limit is controlled by `message-send-mail-partially-limit'.
4384 If you always want Gnus to send messages in one piece, set
4385 `message-send-mail-partially-limit' to nil.
4387 (mm-with-unibyte-current-buffer
4388 (message "Sending via mail...")
4389 (funcall (or message-send-mail-real-function
4390 message-send-mail-function)))
4391 (message-send-mail-partially)))
4392 (kill-buffer tembuf))
4393 (set-buffer mailbuf)
4394 (push 'mail message-sent-message-via)))
4396 (defun message-send-mail-with-sendmail ()
4397 "Send off the prepared buffer with sendmail."
4398 (let ((errbuf (if message-interactive
4399 (message-generate-new-buffer-clone-locals
4402 resend-to-addresses delimline)
4405 (let ((case-fold-search t))
4407 (message-narrow-to-headers)
4408 (setq resend-to-addresses (message-fetch-field "resent-to")))
4409 ;; Change header-delimiter to be what sendmail expects.
4410 (goto-char (point-min))
4412 (concat "^" (regexp-quote mail-header-separator) "\n"))
4413 (replace-match "\n")
4415 (setq delimline (point-marker))
4416 (run-hooks 'message-send-mail-hook)
4417 ;; Insert an extra newline if we need it to work around
4418 ;; Sun's bug that swallows newlines.
4419 (goto-char (1+ delimline))
4420 (when (eval message-mailer-swallows-blank-line)
4422 (when message-interactive
4423 (with-current-buffer errbuf
4425 (let* ((default-directory "/")
4426 (coding-system-for-write message-send-coding-system)
4428 'call-process-region
4430 (list (point-min) (point-max)
4431 (cond ((boundp 'sendmail-program)
4433 ((file-exists-p "/usr/sbin/sendmail")
4434 "/usr/sbin/sendmail")
4435 ((file-exists-p "/usr/lib/sendmail")
4436 "/usr/lib/sendmail")
4437 ((file-exists-p "/usr/ucblib/sendmail")
4438 "/usr/ucblib/sendmail")
4440 nil errbuf nil "-oi")
4441 message-sendmail-extra-arguments
4442 ;; Always specify who from,
4443 ;; since some systems have broken sendmails.
4444 ;; But some systems are more broken with -f, so
4445 ;; we'll let users override this.
4446 (if (null message-sendmail-f-is-evil)
4447 (list "-f" (message-sendmail-envelope-from)))
4448 ;; These mean "report errors by mail"
4449 ;; and "deliver in background".
4450 (if (null message-interactive) '("-oem" "-odb"))
4451 ;; Get the addresses from the message
4452 ;; unless this is a resend.
4453 ;; We must not do that for a resend
4454 ;; because we would find the original addresses.
4455 ;; For a resend, include the specific addresses.
4456 (if resend-to-addresses
4457 (list resend-to-addresses)
4459 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
4460 (error "Sending...failed with exit value %d" cpr)))
4461 (when message-interactive
4462 (with-current-buffer errbuf
4463 (goto-char (point-min))
4464 (while (re-search-forward "\n+ *" nil t)
4465 (replace-match "; "))
4466 (if (not (zerop (buffer-size)))
4467 (error "Sending...failed to %s"
4468 (buffer-string))))))
4469 (when (bufferp errbuf)
4470 (kill-buffer errbuf)))))
4472 (defun message-send-mail-with-qmail ()
4473 "Pass the prepared message buffer to qmail-inject.
4474 Refer to the documentation for the variable `message-send-mail-function'
4475 to find out how to use this."
4476 ;; replace the header delimiter with a blank line
4477 (goto-char (point-min))
4479 (concat "^" (regexp-quote mail-header-separator) "\n"))
4480 (replace-match "\n")
4481 (run-hooks 'message-send-mail-hook)
4484 (let ((coding-system-for-write message-send-coding-system))
4486 'call-process-region (point-min) (point-max)
4487 message-qmail-inject-program nil nil nil
4488 ;; qmail-inject's default behaviour is to look for addresses on the
4489 ;; command line; if there're none, it scans the headers.
4490 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4492 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4493 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4494 ;; message from stdin.
4496 ;; qmail also has the advantage of not having been raped by
4497 ;; various vendors, so we don't have to allow for that, either --
4498 ;; compare this with message-send-mail-with-sendmail and weep
4499 ;; for sendmail's lost innocence.
4501 ;; all this is way cool coz it lets us keep the arguments entirely
4502 ;; free for -inject-arguments -- a big win for the user and for us
4503 ;; since we don't have to play that double-guessing game and the user
4504 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4505 (if (functionp message-qmail-inject-args)
4506 (funcall message-qmail-inject-args)
4507 message-qmail-inject-args)))
4508 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4509 ;; we have to look at the retval instead
4511 (100 (error "qmail-inject reported permanent failure"))
4512 (111 (error "qmail-inject reported transient failure"))
4513 ;; should never happen
4514 (t (error "qmail-inject reported unknown failure"))))
4516 (defun message-send-mail-with-mh ()
4517 "Send the prepared message buffer with mh."
4518 (let ((mh-previous-window-config nil)
4519 (name (mh-new-draft-name)))
4520 (setq buffer-file-name name)
4521 ;; MH wants to generate these headers itself.
4522 (when message-mh-deletable-headers
4523 (let ((headers message-mh-deletable-headers))
4525 (goto-char (point-min))
4526 (and (re-search-forward
4527 (concat "^" (symbol-name (car headers)) ": *") nil t)
4528 (message-delete-line))
4530 (run-hooks 'message-send-mail-hook)
4531 ;; Pass it on to mh.
4534 (defun message-smtpmail-send-it ()
4535 "Send the prepared message buffer with `smtpmail-send-it'.
4536 This only differs from `smtpmail-send-it' that this command evaluates
4537 `message-send-mail-hook' just before sending a message. It is useful
4538 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4539 manual for details."
4540 (run-hooks 'message-send-mail-hook)
4543 (defun message-send-mail-with-mailclient ()
4544 "Send the prepared message buffer with `mailclient-send-it'.
4545 This only differs from `smtpmail-send-it' that this command evaluates
4546 `message-send-mail-hook' just before sending a message."
4547 (run-hooks 'message-send-mail-hook)
4548 (mailclient-send-it))
4550 (defun message-canlock-generate ()
4551 "Return a string that is non-trivial to guess.
4552 Do not use this for anything important, it is cryptographically weak."
4554 (let (sha1-maximum-internal-length)
4555 (sha1 (concat (message-unique-id)
4556 (format "%x%x%x" (random) (random t) (random))
4557 (prin1-to-string (recent-keys))
4558 (prin1-to-string (garbage-collect))))))
4560 (defun message-canlock-password ()
4561 "The password used by message for cancel locks.
4562 This is the value of `canlock-password', if that option is non-nil.
4563 Otherwise, generate and save a value for `canlock-password' first."
4564 (unless canlock-password
4565 (customize-save-variable 'canlock-password (message-canlock-generate))
4566 (setq canlock-password-for-verify canlock-password))
4569 (defun message-insert-canlock ()
4570 (when message-insert-canlock
4571 (message-canlock-password)
4572 (canlock-insert-header)))
4574 (defun message-send-news (&optional arg)
4575 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4576 (case-fold-search nil)
4577 (method (if (functionp message-post-method)
4578 (funcall message-post-method arg)
4579 message-post-method))
4580 (newsgroups-field (save-restriction
4581 (message-narrow-to-headers-or-head)
4582 (message-fetch-field "Newsgroups")))
4583 (followup-field (save-restriction
4584 (message-narrow-to-headers-or-head)
4585 (message-fetch-field "Followup-To")))
4586 ;; BUG: We really need to get the charset for each name in the
4587 ;; Newsgroups and Followup-To lines to allow crossposting
4588 ;; between group namess with incompatible character sets.
4589 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4590 (group-field-charset
4591 (gnus-group-name-charset method newsgroups-field))
4592 (followup-field-charset
4593 (gnus-group-name-charset method (or followup-field "")))
4594 (rfc2047-header-encoding-alist
4595 (append (when group-field-charset
4596 (list (cons "Newsgroups" group-field-charset)))
4597 (when followup-field-charset
4598 (list (cons "Followup-To" followup-field-charset)))
4599 rfc2047-header-encoding-alist))
4600 (messbuf (current-buffer))
4601 (message-syntax-checks
4603 (listp message-syntax-checks))
4604 (cons '(existing-newsgroups . disabled)
4605 message-syntax-checks)
4606 message-syntax-checks))
4607 (message-this-is-news t)
4608 (message-posting-charset
4609 (gnus-setup-posting-charset newsgroups-field))
4611 (if (not (message-check-news-body-syntax))
4614 (message-narrow-to-headers)
4615 ;; Insert some headers.
4616 (message-generate-headers message-required-news-headers)
4617 (message-insert-canlock)
4618 ;; Let the user do all of the above.
4619 (run-hooks 'message-header-hook))
4620 ;; Note: This check will be disabled by the ".*" default value for
4621 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4622 (when (and group-field-charset
4623 (listp message-syntax-checks))
4624 (setq message-syntax-checks
4625 (cons '(valid-newsgroups . disabled)
4626 message-syntax-checks)))
4627 (message-cleanup-headers)
4628 (if (not (let ((message-post-method method))
4629 (message-check-news-syntax)))
4632 (with-current-buffer tembuf
4633 (buffer-disable-undo)
4635 ;; Avoid copying text props (except hard newlines).
4637 (with-current-buffer messbuf
4638 (mml-buffer-substring-no-properties-except-hard-newlines
4639 (point-min) (point-max))))
4640 (message-encode-message-body)
4641 ;; Remove some headers.
4643 (message-narrow-to-headers)
4644 ;; We (re)generate the Lines header.
4645 (when (memq 'Lines message-required-mail-headers)
4646 (message-generate-headers '(Lines)))
4647 ;; Remove some headers.
4648 (message-remove-header message-ignored-news-headers t)
4649 (let ((mail-parse-charset message-default-charset))
4650 (mail-encode-encoded-word-buffer)))
4651 (goto-char (point-max))
4652 ;; require one newline at the end.
4653 (or (= (preceding-char) ?\n)
4655 (let ((case-fold-search t))
4656 ;; Remove the delimiter.
4657 (goto-char (point-min))
4659 (concat "^" (regexp-quote mail-header-separator) "\n"))
4660 (replace-match "\n")
4662 (run-hooks 'message-send-news-hook)
4663 (gnus-open-server method)
4664 (message "Sending news via %s..." (gnus-server-string method))
4665 (setq result (let ((mail-header-separator ""))
4666 (gnus-request-post method))))
4667 (kill-buffer tembuf))
4668 (set-buffer messbuf)
4670 (push 'news message-sent-message-via)
4671 (message "Couldn't send message via news: %s"
4672 (nnheader-get-report (car method)))
4676 ;;; Header generation & syntax checking.
4679 (defun message-check-element (type)
4680 "Return non-nil if this TYPE is not to be checked."
4681 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4683 (let ((able (assq type message-syntax-checks)))
4685 (eq (cdr able) 'disabled)))))
4687 (defun message-check-news-syntax ()
4688 "Check the syntax of the message."
4692 ;; We narrow to the headers and check them first.
4695 (message-narrow-to-headers)
4696 (message-check-news-header-syntax))))))
4698 (defun message-check-news-header-syntax ()
4700 ;; Check Newsgroups header.
4701 (message-check 'newsgroups
4702 (let ((group (message-fetch-field "newsgroups")))
4705 (not (string-match "\\`[ \t]*\\'" group)))
4708 "The newsgroups field is empty or missing. Posting is denied.")))))
4709 ;; Check the Subject header.
4710 (message-check 'subject
4711 (let* ((case-fold-search t)
4712 (subject (message-fetch-field "subject")))
4715 (not (string-match "\\`[ \t]*\\'" subject)))
4718 "The subject field is empty or missing. Posting is denied.")))))
4719 ;; Check for commands in Subject.
4720 (message-check 'subject-cmsg
4721 (if (string-match "^cmsg " (message-fetch-field "subject"))
4723 "The control code \"cmsg\" is in the subject. Really post? ")
4725 ;; Check long header lines.
4726 (message-check 'long-header-lines
4727 (let ((start (point))
4731 (while (and (not found)
4732 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4733 (if (> (- (point) (match-beginning 0)) 998)
4735 length (- (point) (match-beginning 0)))
4736 (setq header (match-string-no-properties 1)))
4737 (setq start (match-beginning 0))
4740 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4743 ;; Check for multiple identical headers.
4744 (message-check 'multiple-headers
4746 (while (and (not found)
4747 (re-search-forward "^[^ \t:]+: " nil t))
4749 (or (re-search-forward
4754 (match-beginning 0) (- (match-end 0) 2))))
4759 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4761 ;; Check for Version and Sendsys.
4762 (message-check 'sendsys
4763 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4765 (format "The article contains a %s command. Really post? "
4766 (buffer-substring (match-beginning 0)
4767 (1- (match-end 0)))))
4769 ;; See whether we can shorten Followup-To.
4770 (message-check 'shorten-followup-to
4771 (let ((newsgroups (message-fetch-field "newsgroups"))
4772 (followup-to (message-fetch-field "followup-to"))
4774 (when (and newsgroups
4775 (string-match "," newsgroups)
4780 (setq to (completing-read
4781 "Followups to (default no Followup-To header): "
4784 (message-tokenize-header
4786 (goto-char (point-min))
4787 (insert "Followup-To: " to "\n"))
4789 ;; Check "Shoot me".
4790 (message-check 'shoot
4791 (if (re-search-forward
4792 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4793 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4795 ;; Check for Approved.
4796 (message-check 'approved
4797 (if (re-search-forward "^Approved:" nil t)
4798 (y-or-n-p "The article contains an Approved header. Really post? ")
4800 ;; Check the Message-ID header.
4801 (message-check 'message-id
4802 (let* ((case-fold-search t)
4803 (message-id (message-fetch-field "message-id" t)))
4804 (or (not message-id)
4805 ;; Is there an @ in the ID?
4806 (and (string-match "@" message-id)
4807 ;; Is there a dot in the ID?
4808 (string-match "@[^.]*\\." message-id)
4809 ;; Does the ID end with a dot?
4810 (not (string-match "\\.>" message-id)))
4812 (format "The Message-ID looks strange: \"%s\". Really post? "
4814 ;; Check the Newsgroups & Followup-To headers.
4815 (message-check 'existing-newsgroups
4816 (let* ((case-fold-search t)
4817 (newsgroups (message-fetch-field "newsgroups"))
4818 (followup-to (message-fetch-field "followup-to"))
4819 (groups (message-tokenize-header
4821 (concat newsgroups "," followup-to)
4823 (post-method (if (functionp message-post-method)
4824 (funcall message-post-method)
4825 message-post-method))
4826 ;; KLUDGE to handle nnvirtual groups. Doing this right
4827 ;; would probably involve a new nnoo function.
4828 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4829 (method (if (and (consp post-method)
4830 (eq (car post-method) 'nnvirtual)
4831 gnus-message-group-art)
4832 (let ((group (car (nnvirtual-find-group-art
4833 (car gnus-message-group-art)
4834 (cdr gnus-message-group-art)))))
4835 (gnus-find-method-for-group group))
4839 (gnus-group-name-decode
4840 (gnus-group-real-name n)
4841 (gnus-group-name-charset method n)))
4842 (gnus-groups-from-server method)))
4845 (when (and (not (equal (car groups) "poster"))
4846 (not (member (car groups) known-groups))
4847 (not (member (car groups) errors)))
4848 (push (car groups) errors))
4851 ;; Gnus is not running.
4852 ((or (not (and (boundp 'gnus-active-hashtb)
4853 gnus-active-hashtb))
4854 (not (boundp 'gnus-read-active-file)))
4856 ;; We don't have all the group names.
4857 ((and (or (not gnus-read-active-file)
4858 (eq gnus-read-active-file 'some))
4862 "Really use %s possibly unknown group%s: %s? "
4863 (if (= (length errors) 1) "this" "these")
4864 (if (= (length errors) 1) "" "s")
4865 (mapconcat 'identity errors ", "))))
4866 ;; There were no errors.
4869 ;; There are unknown groups.
4873 "Really post to %s unknown group%s: %s? "
4874 (if (= (length errors) 1) "this" "these")
4875 (if (= (length errors) 1) "" "s")
4876 (mapconcat 'identity errors ", ")))))))
4877 ;; Check continuation headers.
4878 (message-check 'continuation-headers
4879 (goto-char (point-min))
4880 (let ((do-posting t))
4881 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4882 (goto-char (match-beginning 0))
4883 (if (y-or-n-p "Fix continuation lines? ")
4886 (unless (y-or-n-p "Send anyway? ")
4887 (setq do-posting nil))))
4889 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4890 (message-check 'valid-newsgroups
4891 (let ((case-fold-search t)
4892 (headers '("Newsgroups" "Followup-To"))
4894 (while (and headers (not error))
4895 (when (setq header (mail-fetch-field (car headers)))
4899 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4904 (not (string-match "\\.\\'\\|\\.\\." g)))
4905 (message-tokenize-header header ","))))
4912 (format "The %s header looks odd: \"%s\". Really post? "
4913 (car headers) header)))))
4914 (message-check 'repeated-newsgroups
4915 (let ((case-fold-search t)
4916 (headers '("Newsgroups" "Followup-To"))
4917 header error groups group)
4920 (when (setq header (mail-fetch-field (pop headers)))
4921 (setq groups (message-tokenize-header header ","))
4922 (while (setq group (pop groups))
4923 (when (member group groups)
4929 (format "Group %s is repeated in headers. Really post? " error)))))
4930 ;; Check the From header.
4931 (message-check 'from
4932 (let* ((case-fold-search t)
4933 (from (message-fetch-field "from"))
4937 (message "There is no From line. Posting is denied.")
4939 ((or (not (string-match
4941 (setq ad (nth 1 (mail-extract-address-components
4942 from))))) ;larsi@ifi
4943 (string-match "\\.\\." ad) ;larsi@ifi..uio
4944 (string-match "@\\." ad) ;larsi@.ifi.uio
4945 (string-match "\\.$" ad) ;larsi@ifi.uio.
4946 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4947 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4949 "Denied posting -- the From looks strange: \"%s\"." from)
4951 ((let ((addresses (rfc822-addresses from)))
4952 (while (and addresses
4953 (not (eq (string-to-char (car addresses)) ?\()))
4954 (setq addresses (cdr addresses)))
4957 "Denied posting -- bad From address: \"%s\"." from)
4960 ;; Check the Reply-To header.
4961 (message-check 'reply-to
4962 (let* ((case-fold-search t)
4963 (reply-to (message-fetch-field "reply-to"))
4968 ((string-match "," reply-to)
4970 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4972 ((or (not (string-match
4974 (setq ad (nth 1 (mail-extract-address-components
4975 reply-to))))) ;larsi@ifi
4976 (string-match "\\.\\." ad) ;larsi@ifi..uio
4977 (string-match "@\\." ad) ;larsi@.ifi.uio
4978 (string-match "\\.$" ad) ;larsi@ifi.uio.
4979 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4980 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4983 "The Reply-To looks strange: \"%s\". Really post? "
4987 (defun message-check-news-body-syntax ()
4989 ;; Check for long lines.
4990 (message-check 'long-lines
4991 (goto-char (point-min))
4993 (concat "^" (regexp-quote mail-header-separator) "$"))
4997 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
5000 (< (- (point) p) 80)))
5001 (zerop (forward-line 1))))
5005 "You have lines longer than 79 characters. Really post? ")))
5006 ;; Check whether the article is empty.
5007 (message-check 'empty
5008 (goto-char (point-min))
5010 (concat "^" (regexp-quote mail-header-separator) "$"))
5013 (goto-char (point-max))
5014 (re-search-backward message-signature-separator nil t)
5016 (or (re-search-backward "[^ \n\t]" b t)
5017 (if (message-gnksa-enable-p 'empty-article)
5018 (y-or-n-p "Empty article. Really post? ")
5019 (message "Denied posting -- Empty article.")
5021 ;; Check for control characters.
5022 (message-check 'control-chars
5023 (if (re-search-forward
5024 (mm-string-to-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
5027 "The article contains control characters. Really post? ")
5029 ;; Check excessive size.
5030 (message-check 'size
5031 (if (> (buffer-size) 60000)
5033 (format "The article is %d octets long. Really post? "
5036 ;; Check whether any new text has been added.
5037 (message-check 'new-text
5039 (not message-checksum)
5040 (not (eq (message-checksum) message-checksum))
5041 (if (message-gnksa-enable-p 'quoted-text-only)
5043 "It looks like no new text has been added. Really post? ")
5044 (message "Denied posting -- no new text has been added.")
5046 ;; Check the length of the signature.
5047 (message-check 'signature
5048 (goto-char (point-max))
5049 (if (> (count-lines (point) (point-max)) 5)
5052 "Your .sig is %d lines; it should be max 4. Really post? "
5053 (1- (count-lines (point) (point-max)))))
5055 ;; Ensure that text follows last quoted portion.
5056 (message-check 'quoting-style
5057 (goto-char (point-max))
5058 (let ((no-problem t))
5059 (when (search-backward-regexp "^>[^\n]*\n" nil t)
5060 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
5063 (if (message-gnksa-enable-p 'quoted-text-only)
5064 (y-or-n-p "Your text should follow quoted text. Really post? ")
5066 (goto-char (point-min))
5068 (concat "^" (regexp-quote mail-header-separator) "$"))
5069 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
5070 (y-or-n-p "Your text should follow quoted text. Really post? ")
5071 (message "Denied posting -- only quoted text.")
5074 (defun message-checksum ()
5075 "Return a \"checksum\" for the current buffer."
5078 (goto-char (point-min))
5080 (concat "^" (regexp-quote mail-header-separator) "$"))
5082 (when (not (looking-at "[ \t\n]"))
5083 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
5088 (defun message-do-fcc ()
5089 "Process Fcc headers in the current buffer."
5090 (let ((case-fold-search t)
5091 (buf (current-buffer))
5093 (mml-externalize-attachments message-fcc-externalize-attachments))
5096 (message-narrow-to-headers)
5097 (setq file (message-fetch-field "fcc" t)))
5099 (set-buffer (get-buffer-create " *message temp*"))
5101 (insert-buffer-substring buf)
5102 (message-encode-message-body)
5104 (message-narrow-to-headers)
5105 (while (setq file (message-fetch-field "fcc" t))
5107 (message-remove-header "fcc" nil t))
5108 (let ((mail-parse-charset message-default-charset)
5109 (rfc2047-header-encoding-alist
5110 (cons '("Newsgroups" . default)
5111 rfc2047-header-encoding-alist)))
5112 (mail-encode-encoded-word-buffer)))
5113 (goto-char (point-min))
5114 (when (re-search-forward
5115 (concat "^" (regexp-quote mail-header-separator) "$")
5117 (replace-match "" t t ))
5118 ;; Process FCC operations.
5120 (setq file (pop list))
5121 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
5122 ;; Pipe the article to the program in question.
5123 (call-process-region (point-min) (point-max) shell-file-name
5124 nil nil nil shell-command-switch
5125 (match-string 1 file))
5126 ;; Save the article.
5127 (setq file (expand-file-name file))
5128 (unless (file-exists-p (file-name-directory file))
5129 (make-directory (file-name-directory file) t))
5130 (if (and message-fcc-handler-function
5131 (not (eq message-fcc-handler-function 'rmail-output)))
5132 (funcall message-fcc-handler-function file)
5133 (if (and (file-readable-p file) (mail-file-babyl-p file))
5134 (rmail-output file 1 nil t)
5135 (let ((mail-use-rfc822 t))
5136 (rmail-output file 1 t t))))))
5137 (kill-buffer (current-buffer))))))
5139 (defun message-output (filename)
5140 "Append this article to Unix/babyl mail file FILENAME."
5141 (if (and (file-readable-p filename)
5142 (mail-file-babyl-p filename))
5143 (gnus-output-to-rmail filename t)
5144 (gnus-output-to-mail filename t)))
5146 (defun message-cleanup-headers ()
5147 "Do various automatic cleanups of the headers."
5148 ;; Remove empty lines in the header.
5150 (message-narrow-to-headers)
5151 ;; Remove blank lines.
5152 (while (re-search-forward "^[ \t]*\n" nil t)
5153 (replace-match "" t t))
5155 ;; Correct Newsgroups and Followup-To headers: Change sequence of
5156 ;; spaces to comma and eliminate spaces around commas. Eliminate
5157 ;; embedded line breaks.
5158 (goto-char (point-min))
5159 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
5163 (if (re-search-forward "^[^ \t]" nil t)
5167 (goto-char (point-min))
5168 (while (re-search-forward "\n[ \t]+" nil t)
5169 (replace-match " " t t)) ;No line breaks (too confusing)
5170 (goto-char (point-min))
5171 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
5172 (replace-match "," t t))
5173 (goto-char (point-min))
5174 ;; Remove trailing commas.
5175 (when (re-search-forward ",+$" nil t)
5176 (replace-match "" t t))))))
5178 (defun message-make-date (&optional now)
5179 "Make a valid data header.
5180 If NOW, use that time instead."
5181 (let ((system-time-locale "C"))
5182 (format-time-string "%a, %d %b %Y %T %z" now)))
5184 (defun message-insert-expires (days)
5185 "Insert the Expires header. Expiry in DAYS days."
5186 (interactive "NExpire article in how many days? ")
5188 (message-position-on-field "Expires" "X-Draft-From")
5189 (insert (message-make-expires-date days))))
5191 (defun message-make-expires-date (days)
5192 "Make date string for the Expires header. Expiry in DAYS days.
5194 In posting styles use `(\"Expires\" (make-expires-date 30))'."
5195 (let* ((cur (decode-time (current-time)))
5196 (nday (+ days (nth 3 cur))))
5197 (setf (nth 3 cur) nday)
5198 (message-make-date (apply 'encode-time cur))))
5200 (defun message-make-message-id ()
5201 "Make a unique Message-ID."
5202 (concat "<" (message-unique-id)
5203 (let ((psubject (save-excursion (message-fetch-field "subject")))
5205 (save-excursion (message-fetch-field "supersedes"))))
5207 (and message-reply-headers
5208 (mail-header-references message-reply-headers)
5209 (mail-header-subject message-reply-headers)
5212 (message-strip-subject-re
5213 (mail-header-subject message-reply-headers))
5214 (message-strip-subject-re psubject))))
5216 (string-match "_-_@" psupersedes)))
5218 "@" (message-make-fqdn) ">"))
5220 (defvar message-unique-id-char nil)
5222 ;; If you ever change this function, make sure the new version
5223 ;; cannot generate IDs that the old version could.
5224 ;; You might for example insert a "." somewhere (not next to another dot
5225 ;; or string boundary), or modify the "fsf" string.
5226 (defun message-unique-id ()
5227 ;; Don't use microseconds from (current-time), they may be unsupported.
5228 ;; Instead we use this randomly inited counter.
5229 (setq message-unique-id-char
5230 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
5231 ;; (current-time) returns 16-bit ints,
5232 ;; and 2^16*25 just fits into 4 digits i base 36.
5234 (let ((tm (current-time)))
5236 (if (or (memq system-type '(ms-dos emx vax-vms))
5237 ;; message-number-base36 doesn't handle bigints.
5238 (floatp (user-uid)))
5239 (let ((user (downcase (user-login-name))))
5240 (while (string-match "[^a-z0-9_]" user)
5241 (aset user (match-beginning 0) ?_))
5243 (message-number-base36 (user-uid) -1))
5244 (message-number-base36 (+ (car tm)
5245 (lsh (% message-unique-id-char 25) 16)) 4)
5246 (message-number-base36 (+ (nth 1 tm)
5247 (lsh (/ message-unique-id-char 25) 16)) 4)
5248 ;; Append a given name, because while the generated ID is unique
5249 ;; to this newsreader, other newsreaders might otherwise generate
5250 ;; the same ID via another algorithm.
5253 (defun message-number-base36 (num len)
5258 (concat (message-number-base36 (/ num 36) (1- len))
5259 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5262 (defun message-make-organization ()
5263 "Make an Organization header."
5264 (let* ((organization
5265 (when message-user-organization
5266 (if (functionp message-user-organization)
5267 (funcall message-user-organization)
5268 message-user-organization))))
5270 (mm-enable-multibyte)
5271 (cond ((stringp organization)
5272 (insert organization))
5273 ((and (eq t organization)
5274 message-user-organization-file
5275 (file-exists-p message-user-organization-file))
5276 (insert-file-contents message-user-organization-file)))
5277 (goto-char (point-min))
5278 (while (re-search-forward "[\t\n]+" nil t)
5279 (replace-match "" t t))
5280 (unless (zerop (buffer-size))
5283 (defun message-make-lines ()
5284 "Count the number of lines and return numeric string."
5289 (int-to-string (count-lines (point) (point-max))))))
5291 (defun message-make-references ()
5292 "Return the References header for this message."
5293 (when message-reply-headers
5294 (let ((message-id (mail-header-message-id message-reply-headers))
5295 (references (mail-header-references message-reply-headers)))
5296 (if (or references message-id)
5297 (concat (or references "") (and references " ")
5301 (defun message-make-in-reply-to ()
5302 "Return the In-Reply-To header for this message."
5303 (when message-reply-headers
5304 (let ((from (mail-header-from message-reply-headers))
5305 (date (mail-header-date message-reply-headers))
5306 (msg-id (mail-header-message-id message-reply-headers)))
5308 (let ((name (mail-extract-address-components from)))
5310 msg-id (if msg-id " (")
5312 (if (string-match "[^\000-\177]" (car name))
5313 ;; Quote a string containing non-ASCII characters.
5314 ;; It will make the RFC2047 encoder cause an error
5315 ;; if there are special characters.
5316 (let ((default-enable-multibyte-characters t))
5319 (goto-char (point-min))
5320 (while (search-forward "\"" nil t)
5323 (zerop (% (skip-chars-backward "\\\\") 2))
5324 (goto-char (match-beginning 0)))
5327 ;; Those quotes will be removed by the RFC2047 encoder.
5328 (concat "\"" (buffer-string) "\"")))
5332 (if (or (not date) (string= date ""))
5333 "(unknown date)" date)
5334 "\"" (if msg-id ")")))))))
5336 (defun message-make-distribution ()
5337 "Make a Distribution header."
5338 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5339 (cond ((functionp message-distribution-function)
5340 (funcall message-distribution-function))
5341 (t orig-distribution))))
5343 (defun message-make-expires ()
5344 "Return an Expires header based on `message-expires'."
5345 (let ((current (current-time))
5346 (future (* 1.0 message-expires 60 60 24)))
5347 ;; Add the future to current.
5348 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5349 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5350 (message-make-date current)))
5352 (defun message-make-path ()
5354 (let ((login-name (user-login-name)))
5355 (cond ((null message-user-path)
5356 (concat (system-name) "!" login-name))
5357 ((stringp message-user-path)
5358 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5359 (concat message-user-path "!" login-name))
5362 (defun message-make-from (&optional name address)
5363 "Make a From header."
5364 (let* ((style message-from-style)
5365 (login (or address (message-make-address)))
5367 (and (boundp 'user-full-name)
5370 (when (string= fullname "&")
5371 (setq fullname (user-login-name)))
5373 (mm-enable-multibyte)
5376 (equal fullname ""))
5378 ((or (eq style 'angles)
5379 (and (not (eq style 'parens))
5380 ;; Use angles if no quoting is needed, or if parens would
5381 ;; need quoting too.
5382 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5383 (let ((tmp (concat fullname nil)))
5384 (while (string-match "([^()]*)" tmp)
5385 (aset tmp (match-beginning 0) ?-)
5386 (aset tmp (1- (match-end 0)) ?-))
5387 (string-match "[\\()]" tmp)))))
5389 (goto-char (point-min))
5390 ;; Look for a character that cannot appear unquoted
5391 ;; according to RFC 822.
5392 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
5393 ;; Quote fullname, escaping specials.
5394 (goto-char (point-min))
5396 (while (re-search-forward "[\"\\]" nil 1)
5397 (replace-match "\\\\\\&" t))
5399 (insert " <" login ">"))
5400 (t ; 'parens or default
5402 (let ((fullname-start (point)))
5404 (goto-char fullname-start)
5405 ;; RFC 822 says \ and nonmatching parentheses
5406 ;; must be escaped in comments.
5407 ;; Escape every instance of ()\ ...
5408 (while (re-search-forward "[()\\]" nil 1)
5409 (replace-match "\\\\\\&" t))
5410 ;; ... then undo escaping of matching parentheses,
5411 ;; including matching nested parentheses.
5412 (goto-char fullname-start)
5413 (while (re-search-forward
5414 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5416 (replace-match "\\1(\\3)" t)
5417 (goto-char fullname-start)))
5421 (defun message-make-sender ()
5422 "Return the \"real\" user address.
5423 This function tries to ignore all user modifications, and
5424 give as trustworthy answer as possible."
5425 (concat (user-login-name) "@" (system-name)))
5427 (defun message-make-address ()
5428 "Make the address of the user."
5429 (or (message-user-mail-address)
5430 (concat (user-login-name) "@" (message-make-domain))))
5432 (defun message-user-mail-address ()
5433 "Return the pertinent part of `user-mail-address'."
5434 (when (and user-mail-address
5435 (string-match "@.*\\." user-mail-address))
5436 (if (string-match " " user-mail-address)
5437 (nth 1 (mail-extract-address-components user-mail-address))
5438 user-mail-address)))
5440 (defun message-sendmail-envelope-from ()
5441 "Return the envelope from."
5442 (cond ((eq message-sendmail-envelope-from 'header)
5443 (nth 1 (mail-extract-address-components
5444 (message-fetch-field "from"))))
5445 ((stringp message-sendmail-envelope-from)
5446 message-sendmail-envelope-from)
5448 (message-make-address))))
5450 (defun message-make-fqdn ()
5451 "Return user's fully qualified domain name."
5452 (let* ((system-name (system-name))
5453 (user-mail (message-user-mail-address))
5456 (string-match "@\\(.*\\)\\'" user-mail))
5457 (match-string 1 user-mail)))
5458 (case-fold-search t))
5460 ((and message-user-fqdn
5461 (stringp message-user-fqdn)
5462 (string-match message-valid-fqdn-regexp message-user-fqdn)
5463 (not (string-match message-bogus-system-names message-user-fqdn)))
5464 ;; `message-user-fqdn' seems to be valid
5466 ((and (string-match message-valid-fqdn-regexp system-name)
5467 (not (string-match message-bogus-system-names system-name)))
5468 ;; `system-name' returned the right result.
5470 ;; Try `mail-host-address'.
5471 ((and (boundp 'mail-host-address)
5472 (stringp mail-host-address)
5473 (string-match message-valid-fqdn-regexp mail-host-address)
5474 (not (string-match message-bogus-system-names mail-host-address)))
5476 ;; We try `user-mail-address' as a backup.
5478 (stringp user-domain)
5479 (string-match message-valid-fqdn-regexp user-domain)
5480 (not (string-match message-bogus-system-names user-domain)))
5482 ;; Default to this bogus thing.
5485 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5487 (defun message-make-host-name ()
5488 "Return the name of the host."
5489 (let ((fqdn (message-make-fqdn)))
5490 (string-match "^[^.]+\\." fqdn)
5491 (substring fqdn 0 (1- (match-end 0)))))
5493 (defun message-make-domain ()
5494 "Return the domain name."
5495 (or mail-host-address
5496 (message-make-fqdn)))
5498 (defun message-to-list-only ()
5499 "Send a message to the list only.
5500 Remove all addresses but the list address from To and Cc headers."
5502 (let ((listaddr (message-make-mail-followup-to t)))
5505 (message-remove-header "to")
5506 (message-remove-header "cc")
5507 (message-position-on-field "To" "X-Draft-From")
5508 (insert listaddr)))))
5510 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5511 "Return the Mail-Followup-To header.
5512 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5513 subscribed address (and not the additional To and Cc header contents)."
5514 (let* ((case-fold-search t)
5515 (to (message-fetch-field "To"))
5516 (cc (message-fetch-field "cc"))
5517 (msg-recipients (concat to (and to cc ", ") cc))
5519 (mapcar 'mail-strip-quoted-names
5520 (message-tokenize-header msg-recipients)))
5522 (if message-subscribed-address-file
5523 (let (begin end item re)
5526 (insert-file-contents message-subscribed-address-file)
5528 (setq begin (point))
5531 (if (bolp) (setq end (1- end)))
5532 (setq item (regexp-quote (buffer-substring begin end)))
5533 (if re (setq re (concat re "\\|" item))
5534 (setq re (concat "\\`\\(" item))))
5535 (and re (list (concat re "\\)\\'"))))))))
5536 (mft-regexps (apply 'append message-subscribed-regexps
5537 (mapcar 'regexp-quote
5538 message-subscribed-addresses)
5541 message-subscribed-address-functions))))
5544 (loop for recipient in recipients
5545 when (loop for regexp in mft-regexps
5546 when (string-match regexp recipient) return t)
5549 (if only-show-subscribed
5551 msg-recipients))))))
5553 (defun message-idna-to-ascii-rhs-1 (header)
5554 "Interactively potentially IDNA encode domain names in HEADER."
5555 (let ((field (message-fetch-field header))
5559 (mm-delete-duplicates
5560 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5563 'car (mail-header-parse-addresses field))))))
5564 (setq ace (if (string-match "\\`[[:ascii:]]+\\'" rhs)
5566 (downcase (idna-to-ascii rhs))))
5567 (when (and (not (equal rhs ace))
5568 (or (not (eq message-use-idna 'ask))
5569 (y-or-n-p (format "Replace %s with %s in %s:? "
5571 (goto-char (point-min))
5572 (while (re-search-forward (concat "^" header ":") nil t)
5573 (message-narrow-to-field)
5574 (while (search-forward (concat "@" rhs) nil t)
5575 (replace-match (concat "@" ace) t t))
5576 (goto-char (point-max))
5579 (defun message-idna-to-ascii-rhs ()
5580 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5581 See `message-idna-encode'."
5583 (when message-use-idna
5586 (message-narrow-to-head)
5587 (message-idna-to-ascii-rhs-1 "From")
5588 (message-idna-to-ascii-rhs-1 "To")
5589 (message-idna-to-ascii-rhs-1 "Reply-To")
5590 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5591 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5592 (message-idna-to-ascii-rhs-1 "Cc")))))
5594 (defun message-generate-headers (headers)
5595 "Prepare article HEADERS.
5596 Headers already prepared in the buffer are not modified."
5597 (setq headers (append headers message-required-headers))
5599 (message-narrow-to-headers)
5600 (let* ((Date (message-make-date))
5601 (Message-ID (message-make-message-id))
5602 (Organization (message-make-organization))
5603 (From (message-make-from))
5604 (Path (message-make-path))
5607 (In-Reply-To (message-make-in-reply-to))
5608 (References (message-make-references))
5610 (Distribution (message-make-distribution))
5611 (Lines (message-make-lines))
5612 (User-Agent message-newsreader)
5613 (Expires (message-make-expires))
5614 (case-fold-search t)
5616 header value elem header-string)
5617 ;; First we remove any old generated headers.
5618 (let ((headers message-deletable-headers))
5619 (unless (buffer-modified-p)
5620 (setq headers (delq 'Message-ID (copy-sequence headers))))
5622 (goto-char (point-min))
5623 (and (re-search-forward
5624 (concat "^" (symbol-name (car headers)) ": *") nil t)
5625 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5626 (message-delete-line))
5628 ;; Go through all the required headers and see if they are in the
5629 ;; articles already. If they are not, or are empty, they are
5630 ;; inserted automatically - except for Subject, Newsgroups and
5633 (goto-char (point-min))
5634 (setq elem (pop headers))
5636 (if (eq (car elem) 'optional)
5637 (setq header (cdr elem)
5639 (setq header (car elem)))
5641 (setq header-string (if (stringp header)
5643 (symbol-name header)))
5644 (when (or (not (re-search-forward
5646 (regexp-quote (downcase header-string))
5650 ;; The header was found. We insert a space after the
5651 ;; colon, if there is none.
5652 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5653 ;; Find out whether the header is empty.
5654 (looking-at "[ \t]*\n[^ \t]")))
5655 ;; So we find out what value we should insert.
5659 (eq (car elem) 'optional)
5660 (not (member header-string message-inserted-headers)))
5661 ;; This is an optional header. If the cdr of this
5662 ;; is something that is nil, then we do not insert
5664 (setq header (cdr elem))
5665 (or (and (functionp (cdr elem))
5666 (funcall (cdr elem)))
5667 (and (boundp (cdr elem))
5668 (symbol-value (cdr elem)))))
5670 ;; The element is a cons. Either the cdr is a
5671 ;; string to be inserted verbatim, or it is a
5672 ;; function, and we insert the value returned from
5674 (or (and (stringp (cdr elem))
5676 (and (functionp (cdr elem))
5677 (funcall (cdr elem)))))
5678 ((and (boundp header)
5679 (symbol-value header))
5680 ;; The element is a symbol. We insert the value
5681 ;; of this symbol, if any.
5682 (symbol-value header))
5683 ((not (message-check-element
5684 (intern (downcase (symbol-name header)))))
5685 ;; We couldn't generate a value for this header,
5686 ;; so we just ask the user.
5687 (read-from-minibuffer
5688 (format "Empty header for %s; enter value: " header)))))
5689 ;; Finally insert the header.
5691 (not (equal value "")))
5695 ;; This header didn't exist, so we insert it.
5696 (goto-char (point-max))
5698 (cdr (assq header message-header-format-alist))))
5700 (funcall formatter header value)
5701 (insert header-string ": " value))
5702 (goto-char (message-fill-field))
5703 ;; We check whether the value was ended by a
5704 ;; newline. If not, we insert one.
5708 ;; The value of this header was empty, so we clear
5709 ;; totally and insert the new value.
5710 (delete-region (point) (point-at-eol))
5711 ;; If the header is optional, and the header was
5712 ;; empty, we can't insert it anyway.
5714 (push header-string message-inserted-headers)
5716 (message-fill-field)))
5717 ;; Add the deletable property to the headers that require it.
5718 (and (memq header message-deletable-headers)
5719 (progn (beginning-of-line) (looking-at "[^:]+: "))
5720 (add-text-properties
5721 (point) (match-end 0)
5722 '(message-deletable t face italic) (current-buffer)))))))
5723 ;; Insert new Sender if the From is strange.
5724 (let ((from (message-fetch-field "from"))
5725 (sender (message-fetch-field "sender"))
5726 (secure-sender (message-make-sender)))
5728 (not (message-check-element 'sender))
5731 (cadr (mail-extract-address-components from)))
5732 (downcase secure-sender)))
5737 (cadr (mail-extract-address-components sender)))
5738 (downcase secure-sender)))))
5739 (goto-char (point-min))
5740 ;; Rename any old Sender headers to Original-Sender.
5741 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5743 (insert "Original-")
5744 (beginning-of-line))
5745 (when (or (message-news-p)
5746 (string-match "@.+\\.." secure-sender))
5747 (insert "Sender: " secure-sender "\n"))))
5749 (message-idna-to-ascii-rhs))))
5751 (defun message-insert-courtesy-copy ()
5752 "Insert a courtesy message in mail copies of combined messages."
5756 (message-narrow-to-headers)
5757 (when (setq newsgroups (message-fetch-field "newsgroups"))
5758 (goto-char (point-max))
5759 (insert "Posted-To: " newsgroups "\n")))
5761 (when message-courtesy-message
5763 ((string-match "%s" message-courtesy-message)
5764 (insert (format message-courtesy-message newsgroups)))
5766 (insert message-courtesy-message)))))))
5769 ;;; Setting up a message buffer
5772 (defun message-skip-to-next-address ()
5773 (let ((end (save-excursion
5774 (message-next-header)
5777 (when (looking-at ",")
5779 (while (and (not (= (point) end))
5780 (or (not (eq char ?,))
5782 (skip-chars-forward "^,\"" (point-max))
5783 (when (eq (setq char (following-char)) ?\")
5784 (setq quoted (not quoted)))
5785 (unless (= (point) end)
5787 (skip-chars-forward " \t\n")))
5789 (defun message-fill-address (header value)
5790 (insert (capitalize (symbol-name header))
5792 (if (consp value) (car value) value)
5794 (message-fill-field-address))
5796 (defun message-split-line ()
5797 "Split current line, moving portion beyond point vertically down.
5798 If the current line has `message-yank-prefix', insert it on the new line."
5801 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
5805 (defun message-insert-header (header value)
5806 (insert (capitalize (symbol-name header))
5808 (if (consp value) (car value) value)))
5810 (defun message-field-name ()
5812 (goto-char (point-min))
5813 (when (looking-at "\\([^:]+\\):")
5814 (intern (capitalize (match-string 1))))))
5816 (defun message-fill-field ()
5819 (message-narrow-to-field)
5820 (let ((field-name (message-field-name)))
5821 (funcall (or (cadr (assq field-name message-field-fillers))
5822 'message-fill-field-general)))
5825 (defun message-fill-field-address ()
5827 (message-skip-to-next-address)
5829 (if (and (> (current-column) 78)
5835 (setq last (1+ (point))))
5836 (setq last (1+ (point)))))))
5838 (defun message-fill-field-general ()
5839 (let ((begin (point))
5842 (while (and (search-forward "\n" nil t)
5844 (replace-match " " t t))
5845 (fill-region-as-paragraph begin (point-max))
5846 ;; Tapdance around looong Message-IDs.
5848 (when (looking-at "[ \t]*$")
5849 (message-delete-line))
5851 (search-forward ":" nil t)
5852 (when (looking-at "\n[ \t]+")
5853 (replace-match " " t t))
5854 (goto-char (point-max))))
5856 (defun message-shorten-1 (list cut surplus)
5857 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5858 (setcdr (nthcdr (- cut 2) list)
5859 (nthcdr (+ (- cut 2) surplus 1) list)))
5861 (defun message-shorten-references (header references)
5862 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5863 When sending via news, also check that the REFERENCES are less
5864 than 988 characters long, and if they are not, trim them until
5872 (goto-char (point-min))
5873 ;; Cons a list of valid references.
5874 (while (re-search-forward "<[^>]+>" nil t)
5875 (push (match-string 0) refs))
5876 (setq refs (nreverse refs)
5877 count (length refs)))
5879 ;; If the list has more than MAXCOUNT elements, trim it by
5880 ;; removing the CUTth element and the required number of
5881 ;; elements that follow.
5882 (when (> count maxcount)
5883 (let ((surplus (- count maxcount)))
5884 (message-shorten-1 refs cut surplus)
5885 (decf count surplus)))
5887 ;; When sending via news, make sure the total folded length will
5888 ;; be less than 998 characters. This is to cater to broken INN
5889 ;; 2.3 which counts the total number of characters in a header
5890 ;; rather than the physical line length of each line, as it should.
5892 ;; This hack should be removed when it's believed than INN 2.3 is
5893 ;; no longer widely used.
5895 ;; At this point the headers have not been generated, thus we use
5896 ;; message-this-is-news directly.
5897 (when message-this-is-news
5900 (message-insert-header
5901 header (mapconcat #'identity refs " "))
5903 (message-shorten-1 refs cut 1)))
5904 ;; Finally, collect the references back into a string and insert
5905 ;; it into the buffer.
5906 (message-insert-header header (mapconcat #'identity refs " "))))
5908 (defun message-position-point ()
5909 "Move point to where the user probably wants to find it."
5910 (message-narrow-to-headers)
5912 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5913 (search-backward ":" )
5916 (if (eq (char-after) ? )
5920 (goto-char (point-max))
5923 (unless (looking-at "$")
5927 (defcustom message-beginning-of-line t
5928 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
5929 goes to beginning of header values."
5931 :group 'message-buffers
5932 :link '(custom-manual "(message)Movement")
5935 (defun message-beginning-of-line (&optional n)
5936 "Move point to beginning of header value or to beginning of line.
5937 The prefix argument N is passed directly to `beginning-of-line'.
5939 This command is identical to `beginning-of-line' if point is
5940 outside the message header or if the option `message-beginning-of-line'
5943 If point is in the message header and on a (non-continued) header
5944 line, move point to the beginning of the header value or the beginning of line,
5945 whichever is closer. If point is already at beginning of line, move point to
5946 beginning of header value. Therefore, repeated calls will toggle point
5947 between beginning of field and beginning of line."
5949 (let ((zrs 'zmacs-region-stays))
5950 (when (and (interactive-p) (boundp zrs))
5952 (if (and message-beginning-of-line
5953 (message-point-in-header-p))
5954 (let* ((here (point))
5955 (bol (progn (beginning-of-line n) (point)))
5956 (eol (point-at-eol))
5957 (eoh (re-search-forward ": *" eol t)))
5959 (if (and eoh (or (< eoh here) (= bol here)))
5961 (beginning-of-line n)))
5963 (defun message-buffer-name (type &optional to group)
5964 "Return a new (unique) buffer name based on TYPE and TO."
5966 ;; Generate a new buffer name The Message Way.
5967 ((memq message-generate-new-buffers '(unique t))
5968 (generate-new-buffer-name
5972 (or (car (mail-extract-address-components to))
5975 (if (and group (not (string= group ""))) (concat " on " group) "")
5977 ;; Check whether `message-generate-new-buffers' is a function,
5978 ;; and if so, call it.
5979 ((functionp message-generate-new-buffers)
5980 (funcall message-generate-new-buffers type to group))
5981 ((eq message-generate-new-buffers 'unsent)
5982 (generate-new-buffer-name
5983 (concat "*unsent " type
5986 (or (car (mail-extract-address-components to))
5989 (if (and group (not (string= group ""))) (concat " on " group) "")
5991 ;; Search for the existing message buffer with the specified name.
5993 (let* ((new (if (eq message-generate-new-buffers 'standard)
5994 (generate-new-buffer-name (concat "*" type " message*"))
5995 (let ((message-generate-new-buffers 'unique))
5996 (message-buffer-name type to group))))
5997 (regexp (concat "\\`"
5999 (if (string-match "<[0-9]+>\\'" new)
6000 (substring new 0 (match-beginning 0))
6002 "\\(?:<\\([0-9]+\\)>\\)?\\'"))
6003 (case-fold-search nil))
6010 (when (and (string-match regexp (setq b (buffer-name b)))
6011 (eq (with-current-buffer b major-mode)
6013 (cons (string-to-number (or (match-string 1 b) "1"))
6016 'car-less-than-car)))
6019 (defun message-pop-to-buffer (name &optional switch-function)
6020 "Pop to buffer NAME, and warn if it already exists and is modified."
6021 (let ((buffer (get-buffer name)))
6023 (buffer-name buffer))
6024 (let ((window (get-buffer-window buffer 0)))
6026 ;; Raise the frame already displaying the message buffer.
6028 (gnus-select-frame-set-input-focus (window-frame window))
6029 (select-window window))
6030 (funcall (or switch-function 'pop-to-buffer) buffer)
6031 (set-buffer buffer))
6032 (when (and (buffer-modified-p)
6035 "Message already being composed; erase? ")
6037 (error "Message being composed")))
6038 (funcall (or switch-function 'pop-to-buffer) name)
6043 (defun message-do-send-housekeeping ()
6044 "Kill old message buffers."
6045 ;; We might have sent this buffer already. Delete it from the
6047 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
6048 (while (and message-max-buffers
6050 (>= (length message-buffer-list) message-max-buffers))
6051 ;; Kill the oldest buffer -- unless it has been changed.
6052 (let ((buffer (pop message-buffer-list)))
6053 (when (and (buffer-name buffer)
6054 (not (buffer-modified-p buffer)))
6055 (kill-buffer buffer))))
6056 ;; Rename the buffer.
6057 (if message-send-rename-function
6058 (funcall message-send-rename-function)
6059 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
6061 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
6063 (let ((name (match-string 2 (buffer-name)))
6065 (if (not (or (null name)
6066 (string-equal name "mail")
6067 (string-equal name "posting")))
6068 (setq name (concat "*sent " name "*"))
6069 (message-narrow-to-headers)
6070 (setq to (message-fetch-field "to"))
6071 (setq group (message-fetch-field "newsgroups"))
6075 (to (concat "*sent mail to "
6076 (or (car (mail-extract-address-components to))
6078 ((and group (not (string= group "")))
6079 (concat "*sent posting on " group "*"))
6080 (t "*sent mail*"))))
6081 (unless (string-equal name (buffer-name))
6082 (rename-buffer name t)))))
6083 ;; Push the current buffer onto the list.
6084 (when message-max-buffers
6085 (setq message-buffer-list
6086 (nconc message-buffer-list (list (current-buffer))))))
6088 (defun message-mail-user-agent ()
6090 ((not message-mail-user-agent) nil)
6091 ((eq message-mail-user-agent t) mail-user-agent)
6092 (t message-mail-user-agent))))
6093 (if (memq mua '(message-user-agent gnus-user-agent))
6097 (defun message-setup (headers &optional replybuffer actions
6098 continue switch-function)
6099 (let ((mua (message-mail-user-agent))
6100 subject to field yank-action)
6101 (if (not (and message-this-is-mail mua))
6102 (message-setup-1 headers replybuffer actions)
6104 (setq yank-action (list 'insert-buffer replybuffer)))
6105 (setq headers (copy-sequence headers))
6106 (setq field (assq 'Subject headers))
6108 (setq subject (cdr field))
6109 (setq headers (delq field headers)))
6110 (setq field (assq 'To headers))
6112 (setq to (cdr field))
6113 (setq headers (delq field headers)))
6114 (let ((mail-user-agent mua))
6115 (compose-mail to subject
6116 (mapcar (lambda (item)
6118 (format "%s" (car item))
6121 continue switch-function yank-action actions)))))
6123 (defun message-headers-to-generate (headers included-headers excluded-headers)
6124 "Return a list that includes all headers from HEADERS.
6125 If INCLUDED-HEADERS is a list, just include those headers. If it is
6126 t, include all headers. In any case, headers from EXCLUDED-HEADERS
6130 (dolist (header headers)
6131 (setq header-name (cond
6132 ((and (consp header)
6133 (eq (car header) 'optional))
6134 ;; On the form (optional . Header)
6137 ;; On the form (Header . function)
6142 (when (and (not (memq header-name excluded-headers))
6143 (or (eq included-headers t)
6144 (memq header-name included-headers)))
6145 (push header result)))
6148 (defun message-setup-1 (headers &optional replybuffer actions)
6149 (dolist (action actions)
6151 (add-to-list 'message-send-actions
6152 `(apply ',(car action) ',(cdr action)))))
6153 (setq message-reply-buffer replybuffer)
6154 (goto-char (point-min))
6155 ;; Insert all the headers.
6158 (alist message-header-format-alist))
6160 (unless (assq (caar h) message-header-format-alist)
6161 (push (list (caar h)) alist))
6165 (delete-region (point) (progn (forward-line -1) (point)))
6166 (when message-default-headers
6167 (insert message-default-headers)
6168 (or (bolp) (insert ?\n)))
6169 (insert mail-header-separator "\n")
6171 (when (message-news-p)
6172 (when message-default-news-headers
6173 (insert message-default-news-headers)
6174 (or (bolp) (insert ?\n)))
6175 (when message-generate-headers-first
6176 (message-generate-headers
6177 (message-headers-to-generate
6178 (append message-required-news-headers
6179 message-required-headers)
6180 message-generate-headers-first
6181 '(Lines Subject)))))
6182 (when (message-mail-p)
6183 (when message-default-mail-headers
6184 (insert message-default-mail-headers)
6185 (or (bolp) (insert ?\n)))
6186 (when message-generate-headers-first
6187 (message-generate-headers
6188 (message-headers-to-generate
6189 (append message-required-mail-headers
6190 message-required-headers)
6191 message-generate-headers-first
6192 '(Lines Subject)))))
6193 (run-hooks 'message-signature-setup-hook)
6194 (message-insert-signature)
6196 (message-narrow-to-headers)
6197 (run-hooks 'message-header-setup-hook))
6198 (set-buffer-modified-p nil)
6199 (setq buffer-undo-list nil)
6200 (when message-generate-hashcash
6201 ;; Generate hashcash headers for recipients already known
6202 (mail-add-payment-async))
6203 (run-hooks 'message-setup-hook)
6204 ;; Do this last to give it precedence over posting styles, etc.
6205 (when (message-mail-p)
6207 (message-narrow-to-headers)
6208 (if message-alternative-emails
6209 (message-use-alternative-email-as-from))))
6210 (message-position-point)
6213 (defun message-set-auto-save-file-name ()
6214 "Associate the message buffer with a file in the drafts directory."
6215 (when message-auto-save-directory
6216 (unless (file-directory-p
6217 (directory-file-name message-auto-save-directory))
6218 (make-directory message-auto-save-directory t))
6220 (setq message-draft-article
6221 (nndraft-request-associate-buffer "drafts"))
6222 (setq buffer-file-name (expand-file-name
6223 (if (memq system-type
6224 '(ms-dos ms-windows windows-nt
6225 cygwin cygwin32 win32 w32
6229 message-auto-save-directory))
6230 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
6231 (clear-visited-file-modtime)
6232 (setq buffer-file-coding-system message-draft-coding-system)))
6234 (defun message-disassociate-draft ()
6235 "Disassociate the message buffer from the drafts directory."
6236 (when message-draft-article
6237 (nndraft-request-expire-articles
6238 (list message-draft-article) "drafts" nil t)))
6240 (defun message-insert-headers ()
6241 "Generate the headers for the article."
6245 (message-narrow-to-headers)
6246 (when (message-news-p)
6247 (message-generate-headers
6250 (copy-sequence message-required-news-headers)))))
6251 (when (message-mail-p)
6252 (message-generate-headers
6255 (copy-sequence message-required-mail-headers))))))))
6260 ;;; Commands for interfacing with message
6264 (defun message-mail (&optional to subject
6265 other-headers continue switch-function
6266 yank-action send-actions)
6267 "Start editing a mail message to be sent.
6268 OTHER-HEADERS is an alist of header/value pairs. CONTINUE says whether
6269 to continue editing a message already being composed. SWITCH-FUNCTION
6270 is a function used to switch to and display the mail buffer."
6272 (let ((message-this-is-mail t) replybuffer)
6273 (unless (message-mail-user-agent)
6274 (message-pop-to-buffer
6275 ;; Search for the existing message buffer if `continue' is non-nil.
6276 (let ((message-generate-new-buffers
6277 (when (or (not continue)
6278 (eq message-generate-new-buffers 'standard)
6279 (functionp message-generate-new-buffers))
6280 message-generate-new-buffers)))
6281 (message-buffer-name "mail" to))
6283 ;; FIXME: message-mail should do something if YANK-ACTION is not
6285 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
6286 (setq replybuffer (nth 1 yank-action)))
6289 `((To . ,(or to "")) (Subject . ,(or subject "")))
6290 (when other-headers other-headers))
6291 replybuffer send-actions continue switch-function)
6292 ;; FIXME: Should return nil if failure.
6296 (defun message-news (&optional newsgroups subject)
6297 "Start editing a news article to be sent."
6299 (let ((message-this-is-news t))
6300 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6301 (message-setup `((Newsgroups . ,(or newsgroups ""))
6302 (Subject . ,(or subject ""))))))
6304 (defun message-get-reply-headers (wide &optional to-address address-headers)
6305 (let (follow-to mct never-mct to cc author mft recipients extra)
6306 ;; Find all relevant headers we need.
6308 (message-narrow-to-headers-or-head)
6309 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
6310 ;; message-header-synonyms.
6311 (setq to (or (message-fetch-field "to")
6312 (and (loop for synonym in message-header-synonyms
6313 when (memq 'Original-To synonym)
6315 (message-fetch-field "original-to")))
6316 cc (message-fetch-field "cc")
6317 extra (when message-extra-wide-headers
6318 (mapconcat 'identity
6319 (mapcar 'message-fetch-field
6320 message-extra-wide-headers)
6322 mct (message-fetch-field "mail-copies-to")
6323 author (or (message-fetch-field "mail-reply-to")
6324 (message-fetch-field "reply-to")
6325 (message-fetch-field "from")
6327 mft (and message-use-mail-followup-to
6328 (message-fetch-field "mail-followup-to"))))
6330 ;; Handle special values of Mail-Copies-To.
6332 (cond ((or (equal (downcase mct) "never")
6333 (equal (downcase mct) "nobody"))
6336 ((or (equal (downcase mct) "always")
6337 (equal (downcase mct) "poster"))
6338 (setq mct author))))
6341 ;; Build (textual) list of new recipient addresses.
6344 (setq recipients (concat ", " author)))
6346 (dolist (header address-headers)
6347 (let ((value (message-fetch-field header)))
6349 (setq recipients (concat recipients ", " value))))))
6351 (string-match "[^ \t,]" mft)
6352 (or (not (eq message-use-mail-followup-to 'ask))
6353 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6354 You should normally obey the Mail-Followup-To: header. In this
6355 article, it has the value of
6359 which directs your response to " (if (string-match "," mft)
6360 "the specified addresses"
6361 "that address only") ".
6363 Most commonly, Mail-Followup-To is used by a mailing list poster to
6364 express that responses should be sent to just the list, and not the
6367 If a message is posted to several mailing lists, Mail-Followup-To may
6368 also be used to direct the following discussion to one list only,
6369 because discussions that are spread over several lists tend to be
6370 fragmented and very difficult to follow.
6372 Also, some source/announcement lists are not intended for discussion;
6373 responses here are directed to other addresses.
6375 You may customize the variable `message-use-mail-followup-to', if you
6376 want to get rid of this query permanently.")))
6377 (setq recipients (concat ", " mft)))
6379 (setq recipients (concat ", " to-address))
6380 ;; If the author explicitly asked for a copy, we don't deny it to them.
6381 (if mct (setq recipients (concat recipients ", " mct))))
6383 (setq recipients (if never-mct "" (concat ", " author)))
6384 (if to (setq recipients (concat recipients ", " to)))
6385 (if cc (setq recipients (concat recipients ", " cc)))
6386 (if extra (setq recipients (concat recipients ", " extra)))
6387 (if mct (setq recipients (concat recipients ", " mct)))))
6388 (if (>= (length recipients) 2)
6389 ;; Strip the leading ", ".
6390 (setq recipients (substring recipients 2)))
6391 ;; Squeeze whitespace.
6392 (while (string-match "[ \t][ \t]+" recipients)
6393 (setq recipients (replace-match " " t t recipients)))
6394 ;; Remove addresses that match `rmail-dont-reply-to-names'.
6395 (let ((rmail-dont-reply-to-names (message-dont-reply-to-names)))
6396 (setq recipients (rmail-dont-reply-to recipients)))
6397 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6398 (if (string-equal recipients "")
6399 (setq recipients author))
6400 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6404 (cons (downcase (mail-strip-quoted-names addr)) addr))
6405 (message-tokenize-header recipients)))
6406 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
6407 (let ((s recipients))
6409 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
6411 ;; Remove hierarchical lists that are contained within each other,
6412 ;; if message-hierarchical-addresses is defined.
6413 (when message-hierarchical-addresses
6414 (let ((plain-addrs (mapcar 'car recipients))
6417 (setq subaddrs (assoc (car plain-addrs)
6418 message-hierarchical-addresses)
6419 plain-addrs (cdr plain-addrs))
6421 (setq subaddrs (cdr subaddrs))
6423 (setq recip (assoc (car subaddrs) recipients)
6424 subaddrs (cdr subaddrs))
6426 (setq recipients (delq recip recipients))))))))
6428 ;; Build the header alist. Allow the user to be asked whether
6429 ;; or not to reply to all recipients in a wide reply.
6430 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6431 (when (and recipients
6432 (or (not message-wide-reply-confirm-recipients)
6433 (y-or-n-p "Reply to all recipients? ")))
6434 (setq recipients (mapconcat
6435 (lambda (addr) (cdr addr)) recipients ", "))
6436 (if (string-match "^ +" recipients)
6437 (setq recipients (substring recipients (match-end 0))))
6438 (push (cons 'Cc recipients) follow-to)))
6441 (defcustom message-simplify-subject-functions
6442 '(message-strip-list-identifiers
6443 message-strip-subject-re
6444 message-strip-subject-trailing-was
6445 message-strip-subject-encoded-words)
6446 "List of functions taking a string argument that simplify subjects.
6447 The functions are applied when replying to a message.
6449 Useful functions to put in this list include:
6450 `message-strip-list-identifiers', `message-strip-subject-re',
6451 `message-strip-subject-trailing-was', and
6452 `message-strip-subject-encoded-words'."
6453 :version "22.1" ;; Gnus 5.10.9
6454 :group 'message-various
6455 :type '(repeat function))
6457 (defun message-simplify-subject (subject &optional functions)
6458 "Return simplified SUBJECT."
6461 (setq functions message-simplify-subject-functions))
6462 (when (and (memq 'message-strip-list-identifiers functions)
6463 gnus-list-identifiers)
6464 (setq subject (message-strip-list-identifiers subject)))
6465 (when (memq 'message-strip-subject-re functions)
6466 (setq subject (concat "Re: " (message-strip-subject-re subject))))
6467 (when (and (memq 'message-strip-subject-trailing-was functions)
6468 message-subject-trailing-was-query)
6469 (setq subject (message-strip-subject-trailing-was subject)))
6470 (when (memq 'message-strip-subject-encoded-words functions)
6471 (setq subject (message-strip-subject-encoded-words subject)))
6475 (defun message-reply (&optional to-address wide)
6476 "Start editing a reply to the article in the current buffer."
6478 (require 'gnus-sum) ; for gnus-list-identifiers
6479 (let ((cur (current-buffer))
6480 from subject date reply-to to cc
6481 references message-id follow-to
6482 (inhibit-point-motion-hooks t)
6483 (message-this-is-mail t)
6486 (message-narrow-to-head-1)
6487 ;; Allow customizations to have their say.
6489 ;; This is a regular reply.
6490 (when (functionp message-reply-to-function)
6492 (setq follow-to (funcall message-reply-to-function))))
6493 ;; This is a followup.
6494 (when (functionp message-wide-reply-to-function)
6497 (funcall message-wide-reply-to-function)))))
6498 (setq message-id (message-fetch-field "message-id" t)
6499 references (message-fetch-field "references")
6500 date (message-fetch-field "date")
6501 from (or (message-fetch-field "from") "nobody")
6502 subject (or (message-fetch-field "subject") "none"))
6504 ;; Strip list identifiers, "Re: ", and "was:"
6505 (setq subject (message-simplify-subject subject))
6507 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6508 (string-match "<[^>]+>" gnus-warning))
6509 (setq message-id (match-string 0 gnus-warning)))
6512 (setq follow-to (message-get-reply-headers wide to-address))))
6514 (unless (message-mail-user-agent)
6515 (message-pop-to-buffer
6516 (message-buffer-name
6517 (if wide "wide reply" "reply") from
6518 (if wide to-address nil))))
6520 (setq message-reply-headers
6521 (vector 0 subject from date message-id references 0 0 ""))
6524 `((Subject . ,subject)
6529 (defun message-wide-reply (&optional to-address)
6530 "Make a \"wide\" reply to the message in the current buffer."
6532 (message-reply to-address t))
6535 (defun message-followup (&optional to-newsgroups)
6536 "Follow up to the message in the current buffer.
6537 If TO-NEWSGROUPS, use that as the new Newsgroups line."
6539 (require 'gnus-sum) ; for gnus-list-identifiers
6540 (let ((cur (current-buffer))
6541 from subject date reply-to mrt mct
6542 references message-id follow-to
6543 (inhibit-point-motion-hooks t)
6544 (message-this-is-news t)
6545 followup-to distribution newsgroups gnus-warning posted-to)
6548 (goto-char (point-min))
6549 (if (search-forward "\n\n" nil t)
6552 (when (functionp message-followup-to-function)
6554 (funcall message-followup-to-function)))
6555 (setq from (message-fetch-field "from")
6556 date (message-fetch-field "date")
6557 subject (or (message-fetch-field "subject") "none")
6558 references (message-fetch-field "references")
6559 message-id (message-fetch-field "message-id" t)
6560 followup-to (message-fetch-field "followup-to")
6561 newsgroups (message-fetch-field "newsgroups")
6562 posted-to (message-fetch-field "posted-to")
6563 reply-to (message-fetch-field "reply-to")
6564 mrt (message-fetch-field "mail-reply-to")
6565 distribution (message-fetch-field "distribution")
6566 mct (message-fetch-field "mail-copies-to"))
6567 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6568 (string-match "<[^>]+>" gnus-warning))
6569 (setq message-id (match-string 0 gnus-warning)))
6570 ;; Remove bogus distribution.
6571 (when (and (stringp distribution)
6572 (let ((case-fold-search t))
6573 (string-match "world" distribution)))
6574 (setq distribution nil))
6575 ;; Strip list identifiers, "Re: ", and "was:"
6576 (setq subject (message-simplify-subject subject))
6579 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
6581 (setq message-reply-headers
6582 (vector 0 subject from date message-id references 0 0 ""))
6585 `((Subject . ,subject)
6588 (list (cons 'Newsgroups to-newsgroups)))
6589 (follow-to follow-to)
6590 ((and followup-to message-use-followup-to)
6593 ((equal (downcase followup-to) "poster")
6594 (if (or (eq message-use-followup-to 'use)
6595 (message-y-or-n-p "Obey Followup-To: poster? " t "\
6596 You should normally obey the Followup-To: header.
6598 `Followup-To: poster' sends your response via e-mail instead of news.
6600 A typical situation where `Followup-To: poster' is used is when the poster
6601 does not read the newsgroup, so he wouldn't see any replies sent to it.
6603 You may customize the variable `message-use-followup-to', if you
6604 want to get rid of this query permanently."))
6606 (setq message-this-is-news nil)
6607 (cons 'To (or mrt reply-to from "")))
6608 (cons 'Newsgroups newsgroups)))
6610 (if (or (equal followup-to newsgroups)
6611 (not (eq message-use-followup-to 'ask))
6613 (concat "Obey Followup-To: " followup-to "? ") t "\
6614 You should normally obey the Followup-To: header.
6616 `Followup-To: " followup-to "'
6617 directs your response to " (if (string-match "," followup-to)
6618 "the specified newsgroups"
6619 "that newsgroup only") ".
6621 If a message is posted to several newsgroups, Followup-To is often
6622 used to direct the following discussion to one newsgroup only,
6623 because discussions that are spread over several newsgroup tend to
6624 be fragmented and very difficult to follow.
6626 Also, some source/announcement newsgroups are not intended for discussion;
6627 responses here are directed to other newsgroups.
6629 You may customize the variable `message-use-followup-to', if you
6630 want to get rid of this query permanently."))
6631 (cons 'Newsgroups followup-to)
6632 (cons 'Newsgroups newsgroups))))))
6634 `((Newsgroups . ,posted-to)))
6636 `((Newsgroups . ,newsgroups))))
6637 ,@(and distribution (list (cons 'Distribution distribution)))
6639 (not (or (equal (downcase mct) "never")
6640 (equal (downcase mct) "nobody"))))
6641 (list (cons 'Cc (if (or (equal (downcase mct) "always")
6642 (equal (downcase mct) "poster"))
6643 (or mrt reply-to from "")
6648 (defun message-is-yours-p ()
6649 "Non-nil means current article is yours.
6650 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
6651 are yours except those that have Cancel-Lock header not belonging to you.
6652 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
6653 regexp to match all of yours addresses."
6654 ;; Canlock-logic as suggested by Per Abrahamsen
6655 ;; <abraham@dina.kvl.dk>
6657 ;; IF article has cancel-lock THEN
6658 ;; IF we can verify it THEN
6661 ;; error: cancellock: article is not yours
6663 ;; Use old rules, comparing sender...
6666 (message-narrow-to-head-1)
6667 (if (message-fetch-field "Cancel-Lock")
6668 (if (null (canlock-verify))
6670 (error "Failed to verify Cancel-lock: This article is not yours"))
6673 (message-gnksa-enable-p 'cancel-messages)
6674 (and (setq sender (message-fetch-field "sender"))
6675 (string-equal (downcase sender)
6676 (downcase (message-make-sender))))
6677 ;; Email address in From field equals to our address
6678 (and (setq from (message-fetch-field "from"))
6680 (downcase (car (mail-header-parse-address from)))
6681 (downcase (car (mail-header-parse-address
6682 (message-make-from))))))
6683 ;; Email address in From field matches
6684 ;; 'message-alternative-emails' regexp
6686 message-alternative-emails
6688 message-alternative-emails
6689 (car (mail-header-parse-address from))))))))))
6692 (defun message-cancel-news (&optional arg)
6693 "Cancel an article you posted.
6694 If ARG, allow editing of the cancellation message."
6696 (unless (message-news-p)
6697 (error "This is not a news article; canceling is impossible"))
6698 (let (from newsgroups message-id distribution buf)
6700 ;; Get header info from original article.
6702 (message-narrow-to-head-1)
6703 (setq from (message-fetch-field "from")
6704 newsgroups (message-fetch-field "newsgroups")
6705 message-id (message-fetch-field "message-id" t)
6706 distribution (message-fetch-field "distribution")))
6707 ;; Make sure that this article was written by the user.
6708 (unless (message-is-yours-p)
6709 (error "This article is not yours"))
6710 (when (yes-or-no-p "Do you really want to cancel this article? ")
6711 ;; Make control message.
6714 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6716 (insert "Newsgroups: " newsgroups "\n"
6718 "Subject: cmsg cancel " message-id "\n"
6719 "Control: cancel " message-id "\n"
6721 (concat "Distribution: " distribution "\n")
6723 mail-header-separator "\n"
6724 message-cancel-message)
6725 (run-hooks 'message-cancel-hook)
6727 (message "Canceling your article...")
6728 (if (let ((message-syntax-checks
6729 'dont-check-for-anything-just-trust-me))
6730 (funcall message-send-news-function))
6731 (message "Canceling your article...done"))
6732 (kill-buffer buf))))))
6735 (defun message-supersede ()
6736 "Start composing a message to supersede the current message.
6737 This is done simply by taking the old article and adding a Supersedes
6738 header line with the old Message-ID."
6740 (let ((cur (current-buffer)))
6741 ;; Check whether the user owns the article that is to be superseded.
6742 (unless (message-is-yours-p)
6743 (error "This article is not yours"))
6744 ;; Get a normal message buffer.
6745 (message-pop-to-buffer (message-buffer-name "supersede"))
6746 (insert-buffer-substring cur)
6748 (message-narrow-to-head-1)
6749 ;; Remove unwanted headers.
6750 (when message-ignored-supersedes-headers
6751 (message-remove-header message-ignored-supersedes-headers t))
6752 (goto-char (point-min))
6753 (if (not (re-search-forward "^Message-ID: " nil t))
6754 (error "No Message-ID in this article")
6755 (replace-match "Supersedes: " t t))
6756 (goto-char (point-max))
6757 (insert mail-header-separator)
6762 (defun message-recover ()
6763 "Reread contents of current buffer from its last auto-save file."
6765 (let ((file-name (make-auto-save-file-name)))
6766 (cond ((save-window-excursion
6767 (if (not (eq system-type 'vax-vms))
6768 (with-output-to-temp-buffer "*Directory*"
6769 (with-current-buffer standard-output
6770 (fundamental-mode)) ; for Emacs 20.4+
6771 (buffer-disable-undo standard-output)
6772 (let ((default-directory "/"))
6774 "ls" nil standard-output nil "-l" file-name))))
6775 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6776 (let ((buffer-read-only nil))
6778 (insert-file-contents file-name nil)))
6779 (t (error "message-recover cancelled")))))
6781 ;;; Washing Subject:
6783 (defun message-wash-subject (subject)
6784 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6785 Previous forwarders, replyers, etc. may add it."
6788 (goto-char (point-min))
6789 ;; strip Re/Fwd stuff off the beginning
6790 (while (re-search-forward
6791 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6794 ;; and gnus-style forwards [foo@bar.com] subject
6795 (goto-char (point-min))
6796 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6800 (goto-char (point-max))
6801 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6804 ;; and finally, any whitespace that was left-over
6805 (goto-char (point-min))
6806 (while (re-search-forward "^[ \t]+" nil t)
6808 (goto-char (point-max))
6809 (while (re-search-backward "[ \t]+$" nil t)
6814 ;;; Forwarding messages.
6816 (defvar message-forward-decoded-p nil
6817 "Non-nil means the original message is decoded.")
6819 (defun message-forward-subject-name-subject (subject)
6820 "Generate a SUBJECT for a forwarded message.
6821 The form is: [Source] Subject, where if the original message was mail,
6822 Source is the name of the sender, and if the original message was
6823 news, Source is the list of newsgroups is was posted to."
6824 (let* ((group (message-fetch-field "newsgroups"))
6825 (from (message-fetch-field "from"))
6828 (gnus-group-decoded-name group)
6830 (car (gnus-extract-address-components from))
6831 (cadr (gnus-extract-address-components from))))
6834 (if message-forward-decoded-p
6836 (mail-decode-encoded-word-string prefix))
6839 (defun message-forward-subject-author-subject (subject)
6840 "Generate a SUBJECT for a forwarded message.
6841 The form is: [Source] Subject, where if the original message was mail,
6842 Source is the sender, and if the original message was news, Source is
6843 the list of newsgroups is was posted to."
6844 (let* ((group (message-fetch-field "newsgroups"))
6847 (gnus-group-decoded-name group)
6848 (or (message-fetch-field "from")
6851 (if message-forward-decoded-p
6853 (mail-decode-encoded-word-string prefix))
6856 (defun message-forward-subject-fwd (subject)
6857 "Generate a SUBJECT for a forwarded message.
6858 The form is: Fwd: Subject, where Subject is the original subject of
6860 (if (string-match "^Fwd: " subject)
6862 (concat "Fwd: " subject)))
6864 (defun message-make-forward-subject ()
6865 "Return a Subject header suitable for the message in the current buffer."
6868 (message-narrow-to-head-1)
6869 (let ((funcs message-make-forward-subject-function)
6870 (subject (message-fetch-field "Subject")))
6873 (if message-forward-decoded-p
6875 (mail-decode-encoded-word-string subject))
6877 (when message-wash-forwarded-subjects
6878 (setq subject (message-wash-subject subject)))
6879 ;; Make sure funcs is a list.
6882 (setq funcs (list funcs)))
6883 ;; Apply funcs in order, passing subject generated by previous
6884 ;; func to the next one.
6885 (dolist (func funcs)
6886 (when (functionp func)
6887 (setq subject (funcall func subject))))
6890 (defvar gnus-article-decoded-p)
6894 (defun message-forward (&optional news digest)
6895 "Forward the current message via mail.
6896 Optional NEWS will use news to forward instead of mail.
6897 Optional DIGEST will use digest to forward."
6899 (let* ((cur (current-buffer))
6900 (message-forward-decoded-p
6901 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6902 gnus-article-decoded-p ;; In an article buffer.
6903 message-forward-decoded-p))
6904 (subject (message-make-forward-subject)))
6906 (message-news nil subject)
6907 (message-mail nil subject))
6908 (message-forward-make-body cur digest)))
6910 (defun message-forward-make-body-plain (forward-buffer)
6912 "\n-------------------- Start of forwarded message --------------------\n")
6913 (let ((b (point)) e)
6916 (mm-disable-multibyte)
6918 (with-current-buffer forward-buffer
6919 (mm-with-unibyte-current-buffer (buffer-string))))
6920 (mm-enable-multibyte)
6922 (goto-char (point-min))
6923 (when (looking-at "From ")
6924 (replace-match "X-From-Line: "))
6928 "\n-------------------- End of forwarded message --------------------\n")
6929 (message-remove-ignored-headers b e)))
6931 (defun message-remove-ignored-headers (b e)
6932 (when message-forward-ignored-headers
6934 (narrow-to-region b e)
6936 (narrow-to-region (point)
6937 (or (search-forward "\n\n" nil t) (point)))
6938 (let ((ignored (if (stringp message-forward-ignored-headers)
6939 (list message-forward-ignored-headers)
6940 message-forward-ignored-headers)))
6941 (dolist (elem ignored)
6942 (message-remove-header elem t))))))
6944 (defun message-forward-make-body-mime (forward-buffer)
6946 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
6948 (narrow-to-region (point) (point))
6949 (mml-insert-buffer forward-buffer)
6950 (goto-char (point-min))
6951 (when (looking-at "From ")
6952 (replace-match "X-From-Line: "))
6953 (goto-char (point-max)))
6954 (insert "<#/part>\n")
6955 ;; Consider there is no illegible text.
6956 (add-text-properties
6958 `(no-illegible-text t rear-nonsticky t start-open t))))
6960 (defun message-forward-make-body-mml (forward-buffer)
6961 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
6962 (let ((b (point)) e)
6963 (if (not message-forward-decoded-p)
6966 (mm-disable-multibyte)
6968 (with-current-buffer forward-buffer
6969 (mm-with-unibyte-current-buffer (buffer-string))))
6970 (mm-enable-multibyte)
6972 (goto-char (point-min))
6973 (when (looking-at "From ")
6974 (replace-match "X-From-Line: "))
6977 (narrow-to-region (point) (point))
6978 (mml-insert-buffer forward-buffer)
6979 (goto-char (point-min))
6980 (when (looking-at "From ")
6981 (replace-match "X-From-Line: "))
6982 (goto-char (point-max))))
6984 (insert "<#/mml>\n")
6985 (when (and (not message-forward-decoded-p)
6986 message-forward-ignored-headers)
6987 (message-remove-ignored-headers b e))))
6989 (defun message-forward-make-body-digest-plain (forward-buffer)
6991 "\n-------------------- Start of forwarded message --------------------\n")
6992 (let ((b (point)) e)
6993 (mml-insert-buffer forward-buffer)
6996 "\n-------------------- End of forwarded message --------------------\n")))
6998 (defun message-forward-make-body-digest-mime (forward-buffer)
6999 (insert "\n<#multipart type=digest>\n")
7000 (let ((b (point)) e)
7001 (insert-buffer-substring forward-buffer)
7003 (insert "<#/multipart>\n")
7005 (narrow-to-region b e)
7007 (narrow-to-region (point)
7008 (or (search-forward "\n\n" nil t) (point)))
7009 (delete-region (point-min) (point-max)))))
7011 (defun message-forward-make-body-digest (forward-buffer)
7012 (if message-forward-as-mime
7013 (message-forward-make-body-digest-mime forward-buffer)
7014 (message-forward-make-body-digest-plain forward-buffer)))
7017 (autoload 'mm-uu-dissect-text-parts "mm-uu")
7018 (autoload 'mm-uu-dissect "mm-uu"))
7020 (defun message-signed-or-encrypted-p (&optional dont-emulate-mime handles)
7021 "Say whether the current buffer contains signed or encrypted message.
7022 If DONT-EMULATE-MIME is nil, this function does the MIME emulation on
7023 messages that don't conform to PGP/MIME described in RFC2015. HANDLES
7024 is for the internal use."
7026 (let ((mm-decrypt-option 'never)
7027 (mm-verify-option 'never))
7028 (if (setq handles (mm-dissect-buffer nil t))
7029 (unless dont-emulate-mime
7030 (mm-uu-dissect-text-parts handles))
7031 (unless dont-emulate-mime
7032 (setq handles (mm-uu-dissect))))))
7033 ;; Check text/plain message in which there is a signed or encrypted
7034 ;; body that has been encoded by B or Q.
7035 (unless (or handles dont-emulate-mime)
7036 (let ((cur (current-buffer))
7037 (mm-decrypt-option 'never)
7038 (mm-verify-option 'never))
7040 (insert-buffer-substring cur)
7041 (when (setq handles (mm-dissect-buffer t t))
7043 (bufferp (car handles))
7044 (mm-destroy-parts handles))
7045 (equal (mm-handle-media-type handles) "text/plain"))
7047 (mm-decode-content-transfer-encoding
7048 (mm-handle-encoding handles))
7049 (setq handles (mm-uu-dissect)))
7050 (setq handles nil))))))
7054 (dolist (handle (if (stringp (car handles))
7055 (if (member (car handles)
7056 '("multipart/signed"
7057 "multipart/encrypted"))
7061 (if (stringp (car handle))
7062 (when (message-signed-or-encrypted-p dont-emulate-mime handle)
7064 (when (and (bufferp (car handle))
7065 (equal (mm-handle-media-type handle)
7067 (with-current-buffer (mm-handle-buffer handle)
7068 (when (message-signed-or-encrypted-p dont-emulate-mime)
7069 (throw 'found t)))))))
7070 (mm-destroy-parts handles))))
7073 (defun message-forward-make-body (forward-buffer &optional digest)
7074 ;; Put point where we want it before inserting the forwarded
7076 (if message-forward-before-signature
7078 (goto-char (point-max)))
7080 (message-forward-make-body-digest forward-buffer)
7081 (if message-forward-as-mime
7082 (if (and message-forward-show-mml
7083 (not (and (eq message-forward-show-mml 'best)
7084 ;; Use the raw form in the body if it contains
7085 ;; signed or encrypted message so as not to be
7086 ;; destroyed by re-encoding.
7087 (with-current-buffer forward-buffer
7089 (message-signed-or-encrypted-p)
7091 (message-forward-make-body-mml forward-buffer)
7092 (message-forward-make-body-mime forward-buffer))
7093 (message-forward-make-body-plain forward-buffer)))
7094 (message-position-point))
7097 (defun message-forward-rmail-make-body (forward-buffer)
7098 (save-window-excursion
7099 (set-buffer forward-buffer)
7100 (if (rmail-msg-is-pruned)
7101 (rmail-msg-restore-non-pruned-header)))
7102 (message-forward-make-body forward-buffer))
7104 ;; Fixme: Should have defcustom.
7106 (defun message-insinuate-rmail ()
7107 "Let RMAIL use message to forward."
7109 (setq rmail-enable-mime-composing t)
7110 (setq rmail-insert-mime-forwarded-message-function
7111 'message-forward-rmail-make-body))
7114 (defun message-resend (address)
7115 "Resend the current article to ADDRESS."
7117 (list (message-read-from-minibuffer "Resend message to: ")))
7118 (message "Resending message to %s..." address)
7120 (let ((cur (current-buffer))
7122 ;; We first set up a normal mail buffer.
7123 (unless (message-mail-user-agent)
7124 (set-buffer (get-buffer-create " *message resend*"))
7126 (let ((message-this-is-mail t)
7127 message-generate-hashcash
7129 (message-setup `((To . ,address))))
7130 ;; Insert our usual headers.
7131 (message-generate-headers '(From Date To Message-ID))
7132 (message-narrow-to-headers)
7133 ;; Remove X-Draft-From header etc.
7134 (message-remove-header message-ignored-mail-headers t)
7135 ;; Rename them all to "Resent-*".
7136 (goto-char (point-min))
7137 (while (re-search-forward "^[A-Za-z]" nil t)
7142 (delete-region (point) (point-max))
7144 ;; Insert the message to be resent.
7145 (insert-buffer-substring cur)
7146 (goto-char (point-min))
7147 (search-forward "\n\n")
7150 (narrow-to-region beg (point))
7151 (message-remove-header message-ignored-resent-headers t)
7152 (goto-char (point-max)))
7153 (insert mail-header-separator)
7154 ;; Rename all old ("Also-")Resent headers.
7155 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
7158 ;; Quote any "From " lines at the beginning.
7160 (when (looking-at "From ")
7161 (replace-match "X-From-Line: "))
7163 (let ((message-inhibit-body-encoding t)
7164 message-required-mail-headers
7165 message-generate-hashcash
7166 rfc2047-encode-encoded-words)
7167 (message-send-mail))
7168 (kill-buffer (current-buffer)))
7169 (message "Resending message to %s...done" address)))
7172 (defun message-bounce ()
7173 "Re-mail the current message.
7174 This only makes sense if the current message is a bounce message that
7175 contains some mail you have written which has been bounced back to
7178 (let ((handles (mm-dissect-buffer t))
7180 (message-pop-to-buffer (message-buffer-name "bounce"))
7181 (if (stringp (car handles))
7182 ;; This is a MIME bounce.
7183 (mm-insert-part (car (last handles)))
7184 ;; This is a non-MIME bounce, so we try to remove things
7186 (mm-insert-part handles)
7188 (goto-char (point-min))
7189 (re-search-forward "\n\n+" nil t)
7190 (setq boundary (point))
7191 ;; We remove everything before the bounced mail.
7192 (if (or (re-search-forward message-unsent-separator nil t)
7194 (search-forward "\n\n" nil 'move)
7195 (re-search-backward "^Return-Path:.*\n" boundary t)))
7198 (delete-region (point-min)
7199 (if (re-search-forward "^[^ \n\t]+:" nil t)
7202 (goto-char boundary)
7203 (when (re-search-backward "^.?From .*\n" nil t)
7204 (delete-region (match-beginning 0) (match-end 0)))))
7207 (message-narrow-to-head-1)
7208 (message-remove-header message-ignored-bounced-headers t)
7209 (goto-char (point-max))
7210 (insert mail-header-separator))
7211 (message-position-point)))
7214 ;;; Interactive entry points for new message buffers.
7218 (defun message-mail-other-window (&optional to subject)
7219 "Like `message-mail' command, but display mail buffer in another window."
7221 (unless (message-mail-user-agent)
7222 (let ((pop-up-windows t)
7223 (special-display-buffer-names nil)
7224 (special-display-regexps nil)
7225 (same-window-buffer-names nil)
7226 (same-window-regexps nil))
7227 (message-pop-to-buffer (message-buffer-name "mail" to))))
7228 (let ((message-this-is-mail t))
7229 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7230 nil nil nil 'switch-to-buffer-other-window)))
7233 (defun message-mail-other-frame (&optional to subject)
7234 "Like `message-mail' command, but display mail buffer in another frame."
7236 (unless (message-mail-user-agent)
7237 (let ((pop-up-frames t)
7238 (special-display-buffer-names nil)
7239 (special-display-regexps nil)
7240 (same-window-buffer-names nil)
7241 (same-window-regexps nil))
7242 (message-pop-to-buffer (message-buffer-name "mail" to))))
7243 (let ((message-this-is-mail t))
7244 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7245 nil nil nil 'switch-to-buffer-other-frame)))
7248 (defun message-news-other-window (&optional newsgroups subject)
7249 "Start editing a news article to be sent."
7251 (let ((pop-up-windows t)
7252 (special-display-buffer-names nil)
7253 (special-display-regexps nil)
7254 (same-window-buffer-names nil)
7255 (same-window-regexps nil))
7256 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
7257 (let ((message-this-is-news t))
7258 (message-setup `((Newsgroups . ,(or newsgroups ""))
7259 (Subject . ,(or subject ""))))))
7262 (defun message-news-other-frame (&optional newsgroups subject)
7263 "Start editing a news article to be sent."
7265 (let ((pop-up-frames t)
7266 (special-display-buffer-names nil)
7267 (special-display-regexps nil)
7268 (same-window-buffer-names nil)
7269 (same-window-regexps nil))
7270 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
7271 (let ((message-this-is-news t))
7272 (message-setup `((Newsgroups . ,(or newsgroups ""))
7273 (Subject . ,(or subject ""))))))
7277 ;; This code should be moved to underline.el (from which it is stolen).
7280 (defun message-bold-region (start end)
7281 "Bold all nonblank characters in the region.
7282 Works by overstriking characters.
7283 Called from program, takes two arguments START and END
7284 which specify the range to operate on."
7287 (let ((end1 (make-marker)))
7288 (move-marker end1 (max start end))
7289 (goto-char (min start end))
7290 (while (< (point) end1)
7291 (or (looking-at "[_\^@- ]")
7292 (insert (char-after) "\b"))
7293 (forward-char 1)))))
7296 (defun message-unbold-region (start end)
7297 "Remove all boldness (overstruck characters) in the region.
7298 Called from program, takes two arguments START and END
7299 which specify the range to operate on."
7302 (let ((end1 (make-marker)))
7303 (move-marker end1 (max start end))
7304 (goto-char (min start end))
7305 (while (search-forward "\b" end1 t)
7306 (if (eq (char-after) (char-after (- (point) 2)))
7307 (delete-char -2))))))
7309 (defun message-exchange-point-and-mark ()
7310 "Exchange point and mark, but don't activate region if it was inactive."
7312 (message-mark-active-p)
7313 (exchange-point-and-mark))
7314 (setq mark-active nil)))
7316 (defalias 'message-make-overlay 'make-overlay)
7317 (defalias 'message-delete-overlay 'delete-overlay)
7318 (defalias 'message-overlay-put 'overlay-put)
7319 (defun message-kill-all-overlays ()
7320 (if (featurep 'xemacs)
7321 (map-extents (lambda (extent ignore) (delete-extent extent)))
7322 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
7324 ;; Support for toolbar
7325 (defvar tool-bar-mode)
7327 ;; Note: The :set function in the `message-tool-bar*' variables will only
7328 ;; affect _new_ message buffers. We might add a function that walks thru all
7329 ;; message-mode buffers and force the update.
7330 (defun message-tool-bar-update (&optional symbol value)
7331 "Update message mode toolbar.
7332 Setter function for custom variables."
7333 (setq-default message-tool-bar-map nil)
7335 ;; When used as ":set" function:
7336 (set-default symbol value)))
7338 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
7339 'message-tool-bar-gnome
7340 'message-tool-bar-retro)
7341 "Specifies the message mode tool bar.
7343 It can be either a list or a symbol refering to a list. See
7344 `gmm-tool-bar-from-list' for the format of the list. The
7345 default key map is `message-mode-map'.
7347 Pre-defined symbols include `message-tool-bar-gnome' and
7348 `message-tool-bar-retro'."
7349 :type '(repeat gmm-tool-bar-list-item)
7350 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
7351 (const :tag "Retro look" message-tool-bar-retro)
7352 (repeat :tag "User defined list" gmm-tool-bar-item)
7354 :version "23.0" ;; No Gnus
7355 :initialize 'custom-initialize-default
7356 :set 'message-tool-bar-update
7359 (defcustom message-tool-bar-gnome
7360 '((ispell-message "spell" nil
7361 :visible (or (not (boundp 'flyspell-mode))
7362 (not flyspell-mode)))
7363 (flyspell-buffer "spell" t
7364 :visible (and (boundp 'flyspell-mode)
7366 :help "Flyspell whole buffer")
7367 (gmm-ignore "separator")
7368 (message-send-and-exit "mail/send")
7369 (message-dont-send "mail/save-draft")
7370 (message-kill-buffer "close") ;; stock_cancel
7371 (mml-attach-file "attach" mml-mode-map)
7372 (mml-preview "mail/preview" mml-mode-map)
7373 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
7374 (message-insert-importance-high "important" nil :visible nil)
7375 (message-insert-importance-low "unimportant" nil :visible nil)
7376 (message-insert-disposition-notification-to "receipt" nil :visible nil)
7377 (gmm-customize-mode "preferences" t :help "Edit mode preferences")
7378 (message-info "help" t :help "Message manual"))
7379 "List of items for the message tool bar (GNOME style).
7381 See `gmm-tool-bar-from-list' for details on the format of the list."
7382 :type '(repeat gmm-tool-bar-item)
7383 :version "23.0" ;; No Gnus
7384 :initialize 'custom-initialize-default
7385 :set 'message-tool-bar-update
7388 (defcustom message-tool-bar-retro
7389 '(;; Old Emacs 21 icon for consistency.
7390 (message-send-and-exit "gnus/mail-send")
7391 (message-kill-buffer "close")
7392 (message-dont-send "cancel")
7393 (mml-attach-file "attach" mml-mode-map)
7394 (ispell-message "spell")
7395 (mml-preview "preview" mml-mode-map)
7396 (message-insert-importance-high "gnus/important")
7397 (message-insert-importance-low "gnus/unimportant")
7398 (message-insert-disposition-notification-to "gnus/receipt"))
7399 "List of items for the message tool bar (retro style).
7401 See `gmm-tool-bar-from-list' for details on the format of the list."
7402 :type '(repeat gmm-tool-bar-item)
7403 :version "23.0" ;; No Gnus
7404 :initialize 'custom-initialize-default
7405 :set 'message-tool-bar-update
7408 (defcustom message-tool-bar-zap-list
7409 '(new-file open-file dired kill-buffer write-file
7410 print-buffer customize help)
7411 "List of icon items from the global tool bar.
7412 These items are not displayed on the message mode tool bar.
7414 See `gmm-tool-bar-from-list' for the format of the list."
7415 :type 'gmm-tool-bar-zap-list
7416 :version "23.0" ;; No Gnus
7417 :initialize 'custom-initialize-default
7418 :set 'message-tool-bar-update
7421 (defvar image-load-path)
7423 (defun message-make-tool-bar (&optional force)
7424 "Make a message mode tool bar from `message-tool-bar-list'.
7425 When FORCE, rebuild the tool bar."
7426 (when (and (not (featurep 'xemacs))
7427 (boundp 'tool-bar-mode)
7429 (or (not message-tool-bar-map) force))
7430 (setq message-tool-bar-map
7432 (gmm-image-load-path-for-library "message"
7433 "mail/save-draft.xpm"
7435 (image-load-path (cons (car load-path)
7436 (when (boundp 'image-load-path)
7438 (gmm-tool-bar-from-list message-tool-bar
7439 message-tool-bar-zap-list
7440 'message-mode-map))))
7441 message-tool-bar-map)
7443 ;;; Group name completion.
7445 (defcustom message-newgroups-header-regexp
7446 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
7447 "Regexp that match headers that lists groups."
7451 (defcustom message-completion-alist
7452 (list (cons message-newgroups-header-regexp 'message-expand-group)
7453 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
7454 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
7455 . message-expand-name)
7456 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
7457 . message-expand-name))
7458 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
7461 :type '(alist :key-type regexp :value-type function))
7463 (defcustom message-expand-name-databases
7465 "List of databases to try for name completion (`message-expand-name').
7466 Each element is a symbol and can be `bbdb' or `eudc'."
7468 :type '(set (const bbdb) (const eudc)))
7470 (defcustom message-tab-body-function nil
7471 "*Function to execute when `message-tab' (TAB) is executed in the body.
7472 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7475 :link '(custom-manual "(message)Various Commands")
7476 :type '(choice (const nil)
7479 (declare-function mail-abbrev-in-expansion-header-p "mailabbrev" ())
7481 (defun message-tab ()
7482 "Complete names according to `message-completion-alist'.
7483 Execute function specified by `message-tab-body-function' when not in
7486 (let ((alist message-completion-alist))
7488 (let ((mail-abbrev-mode-regexp (caar alist)))
7489 (not (mail-abbrev-in-expansion-header-p))))
7490 (setq alist (cdr alist)))
7491 (funcall (or (cdar alist) message-tab-body-function
7492 (lookup-key text-mode-map "\t")
7493 (lookup-key global-map "\t")
7494 'indent-relative))))
7499 (let ((standard-output (current-buffer)))
7500 (eval '(display-completion-list nil "")))
7501 (defalias 'message-display-completion-list 'display-completion-list))
7502 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
7503 (defun message-display-completion-list (completions &optional ignore)
7504 "Display the list of completions, COMPLETIONS, using `standard-output'."
7505 (display-completion-list completions)))))
7507 (defun message-expand-group ()
7508 "Expand the group name under point."
7509 (let* ((b (save-excursion
7514 (skip-chars-forward "^:")
7517 (skip-chars-backward "^, \t\n") (point))))
7518 (completion-ignore-case t)
7519 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
7521 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
7522 (completions (all-completions string hashtb))
7524 (delete-region b (point))
7526 ((= (length completions) 1)
7527 (if (string= (car completions) string)
7530 (message "Only matching group"))
7531 (insert (car completions))))
7532 ((and (setq comp (try-completion string hashtb))
7533 (not (string= comp string)))
7538 (message "No matching groups")
7539 (save-selected-window
7540 (pop-to-buffer "*Completions*")
7541 (buffer-disable-undo)
7542 (let ((buffer-read-only nil))
7544 (let ((standard-output (current-buffer)))
7545 (message-display-completion-list (sort completions 'string<)
7547 (setq buffer-read-only nil)
7548 (goto-char (point-min))
7549 (delete-region (point) (progn (forward-line 3) (point))))))))))
7551 (defun message-expand-name ()
7552 (cond ((and (memq 'eudc message-expand-name-databases)
7553 (boundp 'eudc-protocol)
7555 (eudc-expand-inline))
7556 ((and (memq 'bbdb message-expand-name-databases)
7557 (fboundp 'bbdb-complete-name))
7558 (bbdb-complete-name))
7564 (defun message-talkative-question (ask question show &rest text)
7565 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
7566 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
7567 The following arguments may contain lists of values."
7569 (setq text (message-flatten-list text)))
7570 (save-window-excursion
7571 (with-output-to-temp-buffer " *MESSAGE information message*"
7572 (with-current-buffer " *MESSAGE information message*"
7573 (fundamental-mode) ; for Emacs 20.4+
7575 (goto-char (point-min))))
7576 (funcall ask question))
7577 (funcall ask question)))
7579 (defun message-flatten-list (list)
7580 "Return a new, flat list that contains all elements of LIST.
7582 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
7585 (apply 'append (mapcar 'message-flatten-list list)))
7589 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
7590 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
7591 Then clone the local variables and values from the old buffer to the
7592 new one, cloning only the locals having a substring matching the
7594 (let ((oldbuf (current-buffer)))
7595 (with-current-buffer (generate-new-buffer name)
7596 (message-clone-locals oldbuf varstr)
7599 (defun message-clone-locals (buffer &optional varstr)
7600 "Clone the local variables from BUFFER to the current buffer."
7601 (let ((locals (with-current-buffer buffer (buffer-local-variables)))
7602 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
7605 (when (and (consp local)
7607 (string-match regexp (symbol-name (car local)))
7609 (string-match varstr (symbol-name (car local)))))
7611 (set (make-local-variable (car local))
7619 (defvar message-inhibit-body-encoding nil)
7621 (defun message-encode-message-body ()
7622 (unless message-inhibit-body-encoding
7623 (let ((mail-parse-charset (or mail-parse-charset
7624 message-default-charset))
7625 (case-fold-search t)
7626 lines content-type-p)
7629 (narrow-to-region (point) (point-max))
7630 (let ((new (mml-generate-mime)))
7632 (delete-region (point-min) (point-max))
7634 (goto-char (point-min))
7635 (if (eq (aref new 0) ?\n)
7637 (search-forward "\n\n")
7638 (setq lines (buffer-substring (point-min) (1- (point))))
7639 (delete-region (point-min) (point))))))
7641 (message-narrow-to-headers-or-head)
7642 (message-remove-header "Mime-Version")
7643 (goto-char (point-max))
7644 (insert "MIME-Version: 1.0\n")
7647 (setq content-type-p
7649 (re-search-backward "^Content-Type:" nil t))))
7651 (message-narrow-to-headers-or-head)
7652 (message-remove-first-header "Content-Type")
7653 (message-remove-first-header "Content-Transfer-Encoding"))
7654 ;; We always make sure that the message has a Content-Type
7655 ;; header. This is because some broken MTAs and MUAs get
7656 ;; awfully confused when confronted with a message with a
7657 ;; MIME-Version header and without a Content-Type header. For
7658 ;; instance, Solaris' /usr/bin/mail.
7659 (unless content-type-p
7660 (goto-char (point-min))
7661 ;; For unknown reason, MIME-Version doesn't exist.
7662 (when (re-search-forward "^MIME-Version:" nil t)
7664 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
7666 (defun message-read-from-minibuffer (prompt &optional initial-contents)
7667 "Read from the minibuffer while providing abbrev expansion."
7668 (if (fboundp 'mail-abbrevs-setup)
7669 (let ((mail-abbrev-mode-regexp "")
7670 (minibuffer-setup-hook 'mail-abbrevs-setup)
7671 (minibuffer-local-map message-minibuffer-local-map))
7672 (read-from-minibuffer prompt initial-contents))
7673 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
7674 (minibuffer-local-map message-minibuffer-local-map))
7675 (read-string prompt initial-contents))))
7677 (defun message-use-alternative-email-as-from ()
7678 "Set From field of the outgoing message to the first matching
7679 address in `message-alternative-emails', looking at To, Cc and
7680 From headers in the original article."
7681 (require 'mail-utils)
7682 (let* ((fields '("To" "Cc" "From"))
7685 (mail-strip-quoted-names
7686 (mapconcat 'message-fetch-reply-field fields ","))
7690 (if (string-match message-alternative-emails (car emails))
7691 (setq email (car emails)
7694 (unless (or (not email) (equal email user-mail-address))
7695 (message-remove-header "From")
7696 (goto-char (point-max))
7697 (insert "From: " (let ((user-mail-address email)) (message-make-from))
7700 (defun message-options-get (symbol)
7701 (cdr (assq symbol message-options)))
7703 (defun message-options-set (symbol value)
7704 (let ((the-cons (assq symbol message-options)))
7707 (setcdr the-cons value)
7708 (setq message-options (delq the-cons message-options)))
7710 (push (cons symbol value) message-options))))
7713 (defun message-options-set-recipient ()
7715 (message-narrow-to-headers-or-head)
7716 (message-options-set 'message-sender
7717 (mail-strip-quoted-names
7718 (message-fetch-field "from")))
7719 (message-options-set 'message-recipients
7720 (mail-strip-quoted-names
7721 (let ((to (message-fetch-field "to"))
7722 (cc (message-fetch-field "cc"))
7723 (bcc (message-fetch-field "bcc")))
7726 (if (and to cc) ", ")
7728 (if (and (or to cc) bcc) ", ")
7731 (defun message-hide-headers ()
7732 "Hide headers based on the `message-hidden-headers' variable."
7733 (let ((regexps (if (stringp message-hidden-headers)
7734 (list message-hidden-headers)
7735 message-hidden-headers))
7736 (inhibit-point-motion-hooks t)
7737 (after-change-functions nil)
7738 (end-of-headers (point-min)))
7742 (message-narrow-to-headers)
7743 (goto-char (point-min))
7745 (if (not (message-hide-header-p regexps))
7746 (message-next-header)
7747 (let ((begin (point))
7749 (message-next-header)
7750 (setq header (buffer-substring begin (point))
7751 header-len (- (point) begin))
7752 (delete-region begin (point))
7753 (goto-char end-of-headers)
7755 (setq end-of-headers
7756 (+ end-of-headers header-len))))))))
7757 (narrow-to-region end-of-headers (point-max))))
7759 (defun message-hide-header-p (regexps)
7762 (when (eq (car regexps) 'not)
7765 (dolist (regexp regexps)
7766 (setq result (or result (looking-at regexp))))
7771 (defun message-put-addresses-in-ecomplete ()
7772 (dolist (header '("to" "cc" "from" "reply-to"))
7773 (let ((value (message-field-value header)))
7774 (dolist (string (mail-header-parse-addresses value 'raw))
7776 (gnus-replace-in-string
7777 (gnus-replace-in-string string "^ +\\| +$" "") "\n" ""))
7778 (ecomplete-add-item 'mail (car (mail-header-parse-address string))
7782 (defun message-display-abbrev (&optional choose)
7783 "Display the next possible abbrev for the text before point."
7784 (interactive (list t))
7785 (when (and (memq (char-after (point-at-bol)) '(?C ?T ?\t ? ))
7786 (message-point-in-header-p)
7789 (while (and (memq (char-after) '(?\t ? ))
7790 (zerop (forward-line -1))))
7791 (looking-at "To:\\|Cc:")))
7792 (let* ((end (point))
7793 (start (save-excursion
7794 (and (re-search-backward "[\n\t ]" nil t)
7796 (word (when start (buffer-substring start end)))
7797 (match (when (and word
7798 (not (zerop (length word))))
7799 (ecomplete-display-matches 'mail word choose))))
7800 (when (and choose match)
7801 (delete-region start end)
7804 (when (featurep 'xemacs)
7805 (require 'messagexmas)
7806 (message-xmas-redefine))
7810 (run-hooks 'message-load-hook)
7813 ;; coding: iso-8859-1
7816 ;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
7817 ;;; message.el ends here