1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: mail, news
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 ;; This mode provides mail-sending facilities from within Emacs. It
28 ;; consists mainly of large chunks of code from the sendmail.el,
29 ;; gnus-msg.el and rnewspost.el files.
35 (defvar gnus-message-group-art)
36 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
41 ;; This is apparently necessary even though things are autoloaded.
42 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
43 ;; require mailabbrev here.
44 (if (featurep 'xemacs)
45 (require 'mail-abbrevs)
46 (require 'mailabbrev))
51 (defgroup message '((user-mail-address custom-variable)
52 (user-full-name custom-variable))
53 "Mail and news message composing."
54 :link '(custom-manual "(message)Top")
58 (put 'user-mail-address 'custom-type 'string)
59 (put 'user-full-name 'custom-type 'string)
61 (defgroup message-various nil
62 "Various Message Variables"
63 :link '(custom-manual "(message)Various Message Variables")
66 (defgroup message-buffers nil
68 :link '(custom-manual "(message)Message Buffers")
71 (defgroup message-sending nil
73 :link '(custom-manual "(message)Sending Variables")
76 (defgroup message-interface nil
78 :link '(custom-manual "(message)Interface")
81 (defgroup message-forwarding nil
83 :link '(custom-manual "(message)Forwarding")
84 :group 'message-interface)
86 (defgroup message-insertion nil
88 :link '(custom-manual "(message)Insertion")
91 (defgroup message-headers nil
93 :link '(custom-manual "(message)Message Headers")
96 (defgroup message-news nil
97 "Composing News Messages"
100 (defgroup message-mail nil
101 "Composing Mail Messages"
104 (defgroup message-faces nil
105 "Faces used for message composing."
109 (defcustom message-directory "~/Mail/"
110 "*Directory from which all other mail file variables are derived."
111 :group 'message-various
114 (defcustom message-max-buffers 10
115 "*How many buffers to keep before starting to kill them off."
116 :group 'message-buffers
119 (defcustom message-send-rename-function nil
120 "Function called to rename the buffer after sending it."
121 :group 'message-buffers
122 :type '(choice function (const nil)))
124 (defcustom message-fcc-handler-function 'message-output
125 "*A function called to save outgoing articles.
126 This function will be called with the name of the file to store the
127 article in. The default function is `message-output' which saves in Unix
129 :type '(radio (function-item message-output)
130 (function :tag "Other"))
131 :group 'message-sending)
133 (defcustom message-fcc-externalize-attachments nil
134 "If non-nil, attachments are included as external parts in Fcc copies."
137 :group 'message-sending)
139 (defcustom message-courtesy-message
140 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
141 "*This is inserted at the start of a mailed copy of a posted message.
142 If the string contains the format spec \"%s\", the Newsgroups
143 the article has been posted to will be inserted there.
144 If this variable is nil, no such courtesy message will be added."
145 :group 'message-sending
146 :type '(radio string (const nil)))
148 (defcustom message-ignored-bounced-headers
149 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
150 "*Regexp that matches headers to be removed in resent bounced mail."
151 :group 'message-interface
155 (defcustom message-from-style 'default
156 "*Specifies how \"From\" headers look.
158 If nil, they contain just the return address like:
160 If `parens', they look like:
161 king@grassland.com (Elvis Parsley)
162 If `angles', they look like:
163 Elvis Parsley <king@grassland.com>
165 Otherwise, most addresses look like `angles', but they look like
166 `parens' if `angles' would need quoting and `parens' would not."
167 :type '(choice (const :tag "simple" nil)
171 :group 'message-headers)
173 (defcustom message-insert-canlock t
174 "Whether to insert a Cancel-Lock header in news postings."
176 :group 'message-headers
179 (defcustom message-syntax-checks
180 (if message-insert-canlock '((sender . disabled)) nil)
181 ;; Guess this one shouldn't be easy to customize...
182 "*Controls what syntax checks should not be performed on outgoing posts.
183 To disable checking of long signatures, for instance, add
184 `(signature . disabled)' to this list.
186 Don't touch this variable unless you really know what you're doing.
188 Checks include `subject-cmsg', `multiple-headers', `sendsys',
189 `message-id', `from', `long-lines', `control-chars', `size',
190 `new-text', `quoting-style', `redirected-followup', `signature',
191 `approved', `sender', `empty', `empty-headers', `message-id', `from',
192 `subject', `shorten-followup-to', `existing-newsgroups',
193 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
194 `continuation-headers', `long-header-lines', `invisible-text' and
197 :type '(repeat sexp)) ; Fixme: improve this
199 (defcustom message-required-headers '((optional . References)
201 "*Headers to be generated or prompted for when sending a message.
202 Also see `message-required-news-headers' and
203 `message-required-mail-headers'."
206 :group 'message-headers
207 :link '(custom-manual "(message)Message Headers")
208 :type '(repeat sexp))
210 (defcustom message-draft-headers '(References From)
211 "*Headers to be generated when saving a draft message."
214 :group 'message-headers
215 :link '(custom-manual "(message)Message Headers")
216 :type '(repeat sexp))
218 (defcustom message-required-news-headers
219 '(From Newsgroups Subject Date Message-ID
220 (optional . Organization)
221 (optional . User-Agent))
222 "*Headers to be generated or prompted for when posting an article.
223 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
224 Message-ID. Organization, Lines, In-Reply-To, Expires, and
225 User-Agent are optional. If don't you want message to insert some
226 header, remove it from this list."
228 :group 'message-headers
229 :link '(custom-manual "(message)Message Headers")
230 :type '(repeat sexp))
232 (defcustom message-required-mail-headers
233 '(From Subject Date (optional . In-Reply-To) Message-ID
234 (optional . User-Agent))
235 "*Headers to be generated or prompted for when mailing a message.
236 It is recommended that From, Date, To, Subject and Message-ID be
237 included. Organization and User-Agent are optional."
239 :group 'message-headers
240 :link '(custom-manual "(message)Message Headers")
241 :type '(repeat sexp))
243 (defcustom message-deletable-headers '(Message-ID Date Lines)
244 "Headers to be deleted if they already exist and were generated by message previously."
245 :group 'message-headers
246 :link '(custom-manual "(message)Message Headers")
249 (defcustom message-ignored-news-headers
250 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
251 "*Regexp of headers to be removed unconditionally before posting."
253 :group 'message-headers
254 :link '(custom-manual "(message)Message Headers")
255 :type '(repeat :value-to-internal (lambda (widget value)
256 (custom-split-regexp-maybe value))
257 :match (lambda (widget value)
259 (widget-editable-list-match widget value)))
262 (defcustom message-ignored-mail-headers
263 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
264 "*Regexp of headers to be removed unconditionally before mailing."
266 :group 'message-headers
267 :link '(custom-manual "(message)Mail Headers")
270 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:\\|^Approved:"
271 "*Header lines matching this regexp will be deleted before posting.
272 It's best to delete old Path and Date headers before posting to avoid
274 :group 'message-interface
275 :link '(custom-manual "(message)Superseding")
276 :type '(repeat :value-to-internal (lambda (widget value)
277 (custom-split-regexp-maybe value))
278 :match (lambda (widget value)
280 (widget-editable-list-match widget value)))
283 (defcustom message-subject-re-regexp
284 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
285 "*Regexp matching \"Re: \" in the subject line."
286 :group 'message-various
287 :link '(custom-manual "(message)Message Headers")
290 ;;; Start of variables adopted from `message-utils.el'.
292 (defcustom message-subject-trailing-was-query 'ask
293 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
294 If nil, leave the subject unchanged. If it is the symbol `ask', query
295 the user what do do. In this case, the subject is matched against
296 `message-subject-trailing-was-ask-regexp'. If
297 `message-subject-trailing-was-query' is t, always strip the trailing
298 old subject. In this case, `message-subject-trailing-was-regexp' is
301 :type '(choice (const :tag "never" nil)
302 (const :tag "always strip" t)
304 :link '(custom-manual "(message)Message Headers")
305 :group 'message-various)
307 (defcustom message-subject-trailing-was-ask-regexp
308 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
309 "*Regexp matching \"(was: <old subject>)\" in the subject line.
311 The function `message-strip-subject-trailing-was' uses this regexp if
312 `message-subject-trailing-was-query' is set to the symbol `ask'. If
313 the variable is t instead of `ask', use
314 `message-subject-trailing-was-regexp' instead.
316 It is okay to create some false positives here, as the user is asked."
318 :group 'message-various
319 :link '(custom-manual "(message)Message Headers")
322 (defcustom message-subject-trailing-was-regexp
323 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
324 "*Regexp matching \"(was: <old subject>)\" in the subject line.
326 If `message-subject-trailing-was-query' is set to t, the subject is
327 matched against `message-subject-trailing-was-regexp' in
328 `message-strip-subject-trailing-was'. You should use a regexp creating very
329 few false positives here."
331 :group 'message-various
332 :link '(custom-manual "(message)Message Headers")
335 ;;; marking inserted text
337 (defcustom message-mark-insert-begin
338 "--8<---------------cut here---------------start------------->8---\n"
339 "How to mark the beginning of some inserted text."
342 :link '(custom-manual "(message)Insertion Variables")
343 :group 'message-various)
345 (defcustom message-mark-insert-end
346 "--8<---------------cut here---------------end--------------->8---\n"
347 "How to mark the end of some inserted text."
350 :link '(custom-manual "(message)Insertion Variables")
351 :group 'message-various)
353 (defcustom message-archive-header "X-No-Archive: Yes\n"
354 "Header to insert when you don't want your article to be archived.
355 Archives \(such as groups.google.com\) respect this header."
358 :link '(custom-manual "(message)Header Commands")
359 :group 'message-various)
361 (defcustom message-archive-note
362 "X-No-Archive: Yes - save http://groups.google.com/"
363 "Note to insert why you wouldn't want this posting archived.
364 If nil, don't insert any text in the body."
366 :type '(radio string (const nil))
367 :link '(custom-manual "(message)Header Commands")
368 :group 'message-various)
370 ;;; Crossposts and Followups
371 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
372 ;; new suggestions by R. Weikusat <rw at another.de>
374 (defvar message-cross-post-old-target nil
375 "Old target for cross-posts or follow-ups.")
376 (make-variable-buffer-local 'message-cross-post-old-target)
378 (defcustom message-cross-post-default t
379 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
380 If nil, `message-cross-post-followup-to' will only do a followup. Note that
381 you can explicitly override this setting by calling
382 `message-cross-post-followup-to' with a prefix."
385 :group 'message-various)
387 (defcustom message-cross-post-note "Crosspost & Followup-To: "
388 "Note to insert before signature to notify of cross-post and follow-up."
391 :group 'message-various)
393 (defcustom message-followup-to-note "Followup-To: "
394 "Note to insert before signature to notify of follow-up only."
397 :group 'message-various)
399 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
400 "Function to use to insert note about Crosspost or Followup-To.
401 The function will be called with four arguments. The function should not only
402 insert a note, but also ensure old notes are deleted. See the documentation
403 for `message-cross-post-insert-note'."
406 :group 'message-various)
408 ;;; End of variables adopted from `message-utils.el'.
411 (defcustom message-signature-separator "^-- *$"
412 "Regexp matching the signature separator."
414 :link '(custom-manual "(message)Various Message Variables")
415 :group 'message-various)
417 (defcustom message-elide-ellipsis "\n[...]\n\n"
418 "*The string which is inserted for elided text."
420 :link '(custom-manual "(message)Various Commands")
421 :group 'message-various)
423 (defcustom message-interactive t
424 "Non-nil means when sending a message wait for and display errors.
425 nil means let mailer mail back a message to report errors."
426 :group 'message-sending
428 :link '(custom-manual "(message)Sending Variables")
431 (defcustom message-generate-new-buffers 'unique
432 "*Non-nil means create a new message buffer whenever `message-setup' is called.
433 If this is a function, call that function with three parameters: The type,
434 the to address and the group name. (Any of these may be nil.) The function
435 should return the new buffer name."
436 :group 'message-buffers
437 :link '(custom-manual "(message)Message Buffers")
438 :type '(choice (const :tag "off" nil)
439 (const :tag "unique" unique)
440 (const :tag "unsent" unsent)
443 (defcustom message-kill-buffer-on-exit nil
444 "*Non-nil means that the message buffer will be killed after sending a message."
445 :group 'message-buffers
446 :link '(custom-manual "(message)Message Buffers")
450 (defvar gnus-local-organization))
451 (defcustom message-user-organization
452 (or (and (boundp 'gnus-local-organization)
453 (stringp gnus-local-organization)
454 gnus-local-organization)
455 (getenv "ORGANIZATION")
457 "*String to be used as an Organization header.
458 If t, use `message-user-organization-file'."
459 :group 'message-headers
460 :type '(choice string
461 (const :tag "consult file" t)))
464 (defcustom message-user-organization-file "/usr/lib/news/organization"
465 "*Local news organization file."
467 :link '(custom-manual "(message)News Headers")
468 :group 'message-headers)
470 (defcustom message-make-forward-subject-function
471 #'message-forward-subject-name-subject
472 "*List of functions called to generate subject headers for forwarded messages.
473 The subject generated by the previous function is passed into each
476 The provided functions are:
478 * `message-forward-subject-author-subject' Source of article (author or
479 newsgroup), in brackets followed by the subject
480 * `message-forward-subject-name-subject' Source of article (name of author
481 or newsgroup), in brackets followed by the subject
482 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
484 :group 'message-forwarding
485 :link '(custom-manual "(message)Forwarding")
486 :type '(radio (function-item message-forward-subject-author-subject)
487 (function-item message-forward-subject-fwd)
488 (function-item message-forward-subject-name-subject)
489 (repeat :tag "List of functions" function)))
491 (defcustom message-forward-as-mime t
492 "*Non-nil means forward messages as an inline/rfc822 MIME section.
493 Otherwise, directly inline the old message in the forwarded message."
495 :group 'message-forwarding
496 :link '(custom-manual "(message)Forwarding")
499 (defcustom message-forward-show-mml 'best
500 "*Non-nil means show forwarded messages as MML (decoded from MIME).
501 Otherwise, forwarded messages are unchanged.
502 Can also be the symbol `best' to indicate that MML should be
503 used, except when it is a bad idea to use MML. One example where
504 it is a bad idea is when forwarding a signed or encrypted
505 message, because converting MIME to MML would invalidate the
508 :group 'message-forwarding
509 :type '(choice (const :tag "use MML" t)
510 (const :tag "don't use MML " nil)
511 (const :tag "use MML when appropriate" best)))
513 (defcustom message-forward-before-signature t
514 "*Non-nil means put forwarded message before signature, else after."
515 :group 'message-forwarding
518 (defcustom message-wash-forwarded-subjects nil
519 "*Non-nil means try to remove as much cruft as possible from the subject.
520 Done before generating the new subject of a forward."
521 :group 'message-forwarding
522 :link '(custom-manual "(message)Forwarding")
525 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
526 "*All headers that match this regexp will be deleted when resending a message."
527 :group 'message-interface
528 :link '(custom-manual "(message)Resending")
529 :type '(repeat :value-to-internal (lambda (widget value)
530 (custom-split-regexp-maybe value))
531 :match (lambda (widget value)
533 (widget-editable-list-match widget value)))
536 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
537 "*All headers that match this regexp will be deleted when forwarding a message."
539 :group 'message-forwarding
540 :type '(repeat :value-to-internal (lambda (widget value)
541 (custom-split-regexp-maybe value))
542 :match (lambda (widget value)
544 (widget-editable-list-match widget value)))
547 (defcustom message-ignored-cited-headers "."
548 "*Delete these headers from the messages you yank."
549 :group 'message-insertion
550 :link '(custom-manual "(message)Insertion Variables")
553 (defcustom message-cite-prefix-regexp
554 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
555 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
556 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
557 (let (non-word-constituents)
558 (with-syntax-table text-mode-syntax-table
559 (setq non-word-constituents
561 (if (string-match "\\w" "-") "" "-")
562 (if (string-match "\\w" "_") "" "_")
563 (if (string-match "\\w" ".") "" "."))))
564 (if (equal non-word-constituents "")
565 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
566 (concat "\\([ \t]*\\(\\w\\|["
567 non-word-constituents
568 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
569 "*Regexp matching the longest possible citation prefix on a line."
571 :group 'message-insertion
572 :link '(custom-manual "(message)Insertion Variables")
575 (defcustom message-cancel-message "I am canceling my own article.\n"
576 "Message to be inserted in the cancel message."
577 :group 'message-interface
578 :link '(custom-manual "(message)Canceling News")
581 ;; Useful to set in site-init.el
583 (defcustom message-send-mail-function
584 (let ((program (if (boundp 'sendmail-program)
589 (string-match "/" program) ;; Skip path
590 (file-executable-p program))
591 'message-send-mail-with-sendmail)
593 (executable-find program))
594 'message-send-mail-with-sendmail)
597 "Function to call to send the current buffer as mail.
598 The headers should be delimited by a line whose contents match the
599 variable `mail-header-separator'.
601 Valid values include `message-send-mail-with-sendmail' (the default),
602 `message-send-mail-with-mh', `message-send-mail-with-qmail',
603 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
605 See also `send-mail-function'."
606 :type '(radio (function-item message-send-mail-with-sendmail)
607 (function-item message-send-mail-with-mh)
608 (function-item message-send-mail-with-qmail)
609 (function-item message-smtpmail-send-it)
610 (function-item smtpmail-send-it)
611 (function-item feedmail-send-it)
612 (function :tag "Other"))
613 :group 'message-sending
614 :link '(custom-manual "(message)Mail Variables")
615 :group 'message-mail)
617 (defcustom message-send-news-function 'message-send-news
618 "Function to call to send the current buffer as news.
619 The headers should be delimited by a line whose contents match the
620 variable `mail-header-separator'."
621 :group 'message-sending
623 :link '(custom-manual "(message)News Variables")
626 (defcustom message-reply-to-function nil
627 "If non-nil, function that should return a list of headers.
628 This function should pick out addresses from the To, Cc, and From headers
629 and respond with new To and Cc headers."
630 :group 'message-interface
631 :link '(custom-manual "(message)Reply")
632 :type '(choice function (const nil)))
634 (defcustom message-wide-reply-to-function nil
635 "If non-nil, function that should return a list of headers.
636 This function should pick out addresses from the To, Cc, and From headers
637 and respond with new To and Cc headers."
638 :group 'message-interface
639 :link '(custom-manual "(message)Wide Reply")
640 :type '(choice function (const nil)))
642 (defcustom message-followup-to-function nil
643 "If non-nil, function that should return a list of headers.
644 This function should pick out addresses from the To, Cc, and From headers
645 and respond with new To and Cc headers."
646 :group 'message-interface
647 :link '(custom-manual "(message)Followup")
648 :type '(choice function (const nil)))
650 (defcustom message-extra-wide-headers nil
651 "If non-nil, a list of additional address headers.
652 These are used when composing a wide reply."
653 :group 'message-sending
654 :type '(repeat string))
656 (defcustom message-use-followup-to 'ask
657 "*Specifies what to do with Followup-To header.
658 If nil, always ignore the header. If it is t, use its value, but
659 query before using the \"poster\" value. If it is the symbol `ask',
660 always query the user whether to use the value. If it is the symbol
661 `use', always use the value."
662 :group 'message-interface
663 :link '(custom-manual "(message)Followup")
664 :type '(choice (const :tag "ignore" nil)
665 (const :tag "use & query" t)
669 (defcustom message-use-mail-followup-to 'use
670 "*Specifies what to do with Mail-Followup-To header.
671 If nil, always ignore the header. If it is the symbol `ask', always
672 query the user whether to use the value. If it is the symbol `use',
673 always use the value."
675 :group 'message-interface
676 :link '(custom-manual "(message)Mailing Lists")
677 :type '(choice (const :tag "ignore" nil)
681 (defcustom message-subscribed-address-functions nil
682 "*Specifies functions for determining list subscription.
683 If nil, do not attempt to determine list subscription with functions.
684 If non-nil, this variable contains a list of functions which return
685 regular expressions to match lists. These functions can be used in
686 conjunction with `message-subscribed-regexps' and
687 `message-subscribed-addresses'."
689 :group 'message-interface
690 :link '(custom-manual "(message)Mailing Lists")
691 :type '(repeat sexp))
693 (defcustom message-subscribed-address-file nil
694 "*A file containing addresses the user is subscribed to.
695 If nil, do not look at any files to determine list subscriptions. If
696 non-nil, each line of this file should be a mailing list address."
698 :group 'message-interface
699 :link '(custom-manual "(message)Mailing Lists")
700 :type '(radio file (const nil)))
702 (defcustom message-subscribed-addresses nil
703 "*Specifies a list of addresses the user is subscribed to.
704 If nil, do not use any predefined list subscriptions. This list of
705 addresses can be used in conjunction with
706 `message-subscribed-address-functions' and `message-subscribed-regexps'."
708 :group 'message-interface
709 :link '(custom-manual "(message)Mailing Lists")
710 :type '(repeat string))
712 (defcustom message-subscribed-regexps nil
713 "*Specifies a list of addresses the user is subscribed to.
714 If nil, do not use any predefined list subscriptions. This list of
715 regular expressions can be used in conjunction with
716 `message-subscribed-address-functions' and `message-subscribed-addresses'."
718 :group 'message-interface
719 :link '(custom-manual "(message)Mailing Lists")
720 :type '(repeat regexp))
722 (defcustom message-allow-no-recipients 'ask
723 "Specifies what to do when there are no recipients other than Gcc/Fcc.
724 If it is the symbol `always', the posting is allowed. If it is the
725 symbol `never', the posting is not allowed. If it is the symbol
726 `ask', you are prompted."
728 :group 'message-interface
729 :link '(custom-manual "(message)Message Headers")
730 :type '(choice (const always)
734 (defcustom message-sendmail-f-is-evil nil
735 "*Non-nil means don't add \"-f username\" to the sendmail command line.
736 Doing so would be even more evil than leaving it out."
737 :group 'message-sending
738 :link '(custom-manual "(message)Mail Variables")
741 (defcustom message-sendmail-envelope-from nil
742 "*Envelope-from when sending mail with sendmail.
743 If this is nil, use `user-mail-address'. If it is the symbol
744 `header', use the From: header of the message."
746 :type '(choice (string :tag "From name")
747 (const :tag "Use From: header from message" header)
748 (const :tag "Use `user-mail-address'" nil))
749 :link '(custom-manual "(message)Mail Variables")
750 :group 'message-sending)
752 ;; qmail-related stuff
753 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
754 "Location of the qmail-inject program."
755 :group 'message-sending
756 :link '(custom-manual "(message)Mail Variables")
759 (defcustom message-qmail-inject-args nil
760 "Arguments passed to qmail-inject programs.
761 This should be a list of strings, one string for each argument. It
762 may also be a function.
764 For e.g., if you wish to set the envelope sender address so that bounces
765 go to the right place or to deal with listserv's usage of that address, you
766 might set this variable to '(\"-f\" \"you@some.where\")."
767 :group 'message-sending
768 :link '(custom-manual "(message)Mail Variables")
769 :type '(choice (function)
773 (defvar gnus-post-method)
774 (defvar gnus-select-method))
775 (defcustom message-post-method
776 (cond ((and (boundp 'gnus-post-method)
777 (listp gnus-post-method)
780 ((boundp 'gnus-select-method)
783 "*Method used to post news.
784 Note that when posting from inside Gnus, for instance, this
785 variable isn't used."
787 :group 'message-sending
788 ;; This should be the `gnus-select-method' widget, but that might
789 ;; create a dependence to `gnus.el'.
792 ;; FIXME: This should be a temporary workaround until someone implements a
793 ;; proper solution. If a crash happens while replying, the auto-save file
794 ;; will *not* have a `References:' header if `message-generate-headers-first'
795 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
796 (defcustom message-generate-headers-first '(references)
797 "Which headers should be generated before starting to compose a message.
798 If t, generate all required headers. This can also be a list of headers to
799 generate. The variables `message-required-news-headers' and
800 `message-required-mail-headers' specify which headers to generate.
802 Note that the variable `message-deletable-headers' specifies headers which
803 are to be deleted and then re-generated before sending, so this variable
804 will not have a visible effect for those headers."
805 :group 'message-headers
806 :link '(custom-manual "(message)Message Headers")
807 :type '(choice (const :tag "None" nil)
808 (const :tag "References" '(references))
810 (repeat (sexp :tag "Header"))))
812 (defcustom message-setup-hook nil
813 "Normal hook, run each time a new outgoing message is initialized.
814 The function `message-setup' runs this hook."
815 :group 'message-various
816 :link '(custom-manual "(message)Various Message Variables")
819 (defcustom message-cancel-hook nil
820 "Hook run when cancelling articles."
821 :group 'message-various
822 :link '(custom-manual "(message)Various Message Variables")
825 (defcustom message-signature-setup-hook nil
826 "Normal hook, run each time a new outgoing message is initialized.
827 It is run after the headers have been inserted and before
828 the signature is inserted."
829 :group 'message-various
830 :link '(custom-manual "(message)Various Message Variables")
833 (defcustom message-mode-hook nil
834 "Hook run in message mode buffers."
835 :group 'message-various
838 (defcustom message-header-hook nil
839 "Hook run in a message mode buffer narrowed to the headers."
840 :group 'message-various
843 (defcustom message-header-setup-hook nil
844 "Hook called narrowed to the headers when setting up a message buffer."
845 :group 'message-various
846 :link '(custom-manual "(message)Various Message Variables")
849 (defcustom message-minibuffer-local-map
850 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
851 (set-keymap-parent map minibuffer-local-map)
853 "Keymap for `message-read-from-minibuffer'."
857 (defcustom message-citation-line-function 'message-insert-citation-line
858 "*Function called to insert the \"Whomever writes:\" line.
860 Note that Gnus provides a feature where the reader can click on
861 `writes:' to hide the cited text. If you change this line too much,
862 people who read your message will have to change their Gnus
863 configuration. See the variable `gnus-cite-attribution-suffix'."
865 :link '(custom-manual "(message)Insertion Variables")
866 :group 'message-insertion)
869 (defcustom message-yank-prefix "> "
870 "*Prefix inserted on the lines of yanked messages.
871 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
872 See also `message-yank-cited-prefix'."
874 :link '(custom-manual "(message)Insertion Variables")
875 :group 'message-insertion)
877 (defcustom message-yank-cited-prefix ">"
878 "*Prefix inserted on cited or empty lines of yanked messages.
879 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
880 See also `message-yank-prefix'."
883 :link '(custom-manual "(message)Insertion Variables")
884 :group 'message-insertion)
886 (defcustom message-indentation-spaces 3
887 "*Number of spaces to insert at the beginning of each cited line.
888 Used by `message-yank-original' via `message-yank-cite'."
889 :group 'message-insertion
890 :link '(custom-manual "(message)Insertion Variables")
894 (defcustom message-cite-function 'message-cite-original
895 "*Function for citing an original message.
896 Predefined functions include `message-cite-original' and
897 `message-cite-original-without-signature'.
898 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
899 :type '(radio (function-item message-cite-original)
900 (function-item message-cite-original-without-signature)
901 (function-item sc-cite-original)
902 (function :tag "Other"))
903 :link '(custom-manual "(message)Insertion Variables")
904 :group 'message-insertion)
907 (defcustom message-indent-citation-function 'message-indent-citation
908 "*Function for modifying a citation just inserted in the mail buffer.
909 This can also be a list of functions. Each function can find the
910 citation between (point) and (mark t). And each function should leave
911 point and mark around the citation text as modified."
913 :link '(custom-manual "(message)Insertion Variables")
914 :group 'message-insertion)
917 (defcustom message-signature t
918 "*String to be inserted at the end of the message buffer.
919 If t, the `message-signature-file' file will be inserted instead.
920 If a function, the result from the function will be used instead.
921 If a form, the result from the form will be used instead."
923 :link '(custom-manual "(message)Insertion Variables")
924 :group 'message-insertion)
927 (defcustom message-signature-file "~/.signature"
928 "*Name of file containing the text inserted at end of message buffer.
929 Ignored if the named file doesn't exist.
930 If nil, don't insert a signature."
931 :type '(choice file (const :tags "None" nil))
932 :link '(custom-manual "(message)Insertion Variables")
933 :group 'message-insertion)
936 (defcustom message-signature-insert-empty-line t
937 "*If non-nil, insert an empty line before the signature separator."
940 :link '(custom-manual "(message)Insertion Variables")
941 :group 'message-insertion)
943 (defcustom message-distribution-function nil
944 "*Function called to return a Distribution header."
946 :group 'message-headers
947 :link '(custom-manual "(message)News Headers")
948 :type '(choice function (const nil)))
950 (defcustom message-expires 14
951 "Number of days before your article expires."
953 :group 'message-headers
954 :link '(custom-manual "(message)News Headers")
957 (defcustom message-user-path nil
958 "If nil, use the NNTP server name in the Path header.
959 If stringp, use this; if non-nil, use no host name (user name only)."
961 :group 'message-headers
962 :link '(custom-manual "(message)News Headers")
963 :type '(choice (const :tag "nntp" nil)
965 (sexp :tag "none" :format "%t" t)))
967 (defvar message-reply-buffer nil)
968 (defvar message-reply-headers nil
969 "The headers of the current replied article.
970 It is a vector of the following headers:
971 \[number subject from date id references chars lines xref extra].")
972 (defvar message-newsreader nil)
973 (defvar message-mailer nil)
974 (defvar message-sent-message-via nil)
975 (defvar message-checksum nil)
976 (defvar message-send-actions nil
977 "A list of actions to be performed upon successful sending of a message.")
978 (defvar message-exit-actions nil
979 "A list of actions to be performed upon exiting after sending a message.")
980 (defvar message-kill-actions nil
981 "A list of actions to be performed before killing a message buffer.")
982 (defvar message-postpone-actions nil
983 "A list of actions to be performed after postponing a message.")
985 (define-widget 'message-header-lines 'text
986 "All header lines must be LFD terminated."
987 :format "%{%t%}:%n%v"
989 :error "All header lines must be newline terminated")
991 (defcustom message-default-headers ""
992 "*A string containing header lines to be inserted in outgoing messages.
993 It is inserted before you edit the message, so you can edit or delete
995 :group 'message-headers
996 :link '(custom-manual "(message)Message Headers")
997 :type 'message-header-lines)
999 (defcustom message-default-mail-headers ""
1000 "*A string of header lines to be inserted in outgoing mails."
1001 :group 'message-headers
1002 :group 'message-mail
1003 :link '(custom-manual "(message)Mail Headers")
1004 :type 'message-header-lines)
1006 (defcustom message-default-news-headers ""
1007 "*A string of header lines to be inserted in outgoing news articles."
1008 :group 'message-headers
1009 :group 'message-news
1010 :link '(custom-manual "(message)News Headers")
1011 :type 'message-header-lines)
1013 ;; Note: could use /usr/ucb/mail instead of sendmail;
1014 ;; options -t, and -v if not interactive.
1015 (defcustom message-mailer-swallows-blank-line
1016 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1017 system-configuration)
1018 (file-readable-p "/etc/sendmail.cf")
1019 (let ((buffer (get-buffer-create " *temp*")))
1023 (insert-file-contents "/etc/sendmail.cf")
1024 (goto-char (point-min))
1025 (let ((case-fold-search nil))
1026 (re-search-forward "^OR\\>" nil t)))
1027 (kill-buffer buffer))))
1028 ;; According to RFC822, "The field-name must be composed of printable
1029 ;; ASCII characters (i. e., characters that have decimal values between
1030 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1032 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1033 "*Set this non-nil if the system's mailer runs the header and body together.
1034 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1035 The value should be an expression to test whether the problem will
1037 :group 'message-sending
1038 :link '(custom-manual "(message)Mail Variables")
1042 (define-mail-user-agent 'message-user-agent
1043 'message-mail 'message-send-and-exit
1044 'message-kill-buffer 'message-send-hook)
1046 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1047 "If non-nil, delete the deletable headers before feeding to mh.")
1049 (defvar message-send-method-alist
1050 '((news message-news-p message-send-via-news)
1051 (mail message-mail-p message-send-via-mail))
1052 "Alist of ways to send outgoing messages.
1053 Each element has the form
1055 \(TYPE PREDICATE FUNCTION)
1057 where TYPE is a symbol that names the method; PREDICATE is a function
1058 called without any parameters to determine whether the message is
1059 a message of type TYPE; and FUNCTION is a function to be called if
1060 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1063 (defcustom message-mail-alias-type 'abbrev
1064 "*What alias expansion type to use in Message buffers.
1065 The default is `abbrev', which uses mailabbrev. nil switches
1068 :link '(custom-manual "(message)Mail Aliases")
1069 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1070 (const :tag "No expansion" nil)))
1072 (defcustom message-auto-save-directory
1073 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1074 "*Directory where Message auto-saves buffers if Gnus isn't running.
1075 If nil, Message won't auto-save."
1076 :group 'message-buffers
1077 :link '(custom-manual "(message)Various Message Variables")
1078 :type '(choice directory (const :tag "Don't auto-save" nil)))
1080 (defcustom message-default-charset
1081 (and (not (mm-multibyte-p)) 'iso-8859-1)
1082 "Default charset used in non-MULE Emacsen.
1083 If nil, you might be asked to input the charset."
1086 :link '(custom-manual "(message)Various Message Variables")
1089 (defcustom message-dont-reply-to-names
1090 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1091 "*A regexp specifying addresses to prune when doing wide replies.
1092 A value of nil means exclude your own user name only."
1095 :link '(custom-manual "(message)Wide Reply")
1096 :type '(choice (const :tag "Yourself" nil)
1099 (defvar message-shoot-gnksa-feet nil
1100 "*A list of GNKSA feet you are allowed to shoot.
1101 Gnus gives you all the opportunity you could possibly want for
1102 shooting yourself in the foot. Also, Gnus allows you to shoot the
1103 feet of Good Net-Keeping Seal of Approval. The following are foot
1105 `empty-article' Allow you to post an empty article;
1106 `quoted-text-only' Allow you to post quoted text only;
1107 `multiple-copies' Allow you to post multiple copies;
1108 `cancel-messages' Allow you to cancel or supersede messages from
1109 your other email addresses.")
1111 (defsubst message-gnksa-enable-p (feature)
1112 (or (not (listp message-shoot-gnksa-feet))
1113 (memq feature message-shoot-gnksa-feet)))
1115 (defcustom message-hidden-headers "^References:"
1116 "Regexp of headers to be hidden when composing new messages.
1117 This can also be a list of regexps to match headers. Or a list
1118 starting with `not' and followed by regexps."
1121 :link '(custom-manual "(message)Message Headers")
1123 :format "%{%t%}: %[Value Type%] %v"
1124 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1125 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1126 (regexp :format "%t: %v"))
1127 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1129 (repeat :format "%v%i"
1130 (regexp :format "%t: %v")))))
1132 (defcustom message-cite-articles-with-x-no-archive t
1133 "If non-nil, cite text from articles that has X-No-Archive set."
1137 ;;; Internal variables.
1138 ;;; Well, not really internal.
1140 (defvar message-mode-syntax-table
1141 (let ((table (copy-syntax-table text-mode-syntax-table)))
1142 (modify-syntax-entry ?% ". " table)
1143 (modify-syntax-entry ?> ". " table)
1144 (modify-syntax-entry ?< ". " table)
1146 "Syntax table used while in Message mode.")
1148 (defface message-header-to-face
1151 (:foreground "green2" :bold t))
1154 (:foreground "MidnightBlue" :bold t))
1156 (:bold t :italic t)))
1157 "Face used for displaying From headers."
1158 :group 'message-faces)
1160 (defface message-header-cc-face
1163 (:foreground "green4" :bold t))
1166 (:foreground "MidnightBlue"))
1169 "Face used for displaying Cc headers."
1170 :group 'message-faces)
1172 (defface message-header-subject-face
1175 (:foreground "green3"))
1178 (:foreground "navy blue" :bold t))
1181 "Face used for displaying subject headers."
1182 :group 'message-faces)
1184 (defface message-header-newsgroups-face
1187 (:foreground "yellow" :bold t :italic t))
1190 (:foreground "blue4" :bold t :italic t))
1192 (:bold t :italic t)))
1193 "Face used for displaying newsgroups headers."
1194 :group 'message-faces)
1196 (defface message-header-other-face
1199 (:foreground "#b00000"))
1202 (:foreground "steel blue"))
1204 (:bold t :italic t)))
1205 "Face used for displaying newsgroups headers."
1206 :group 'message-faces)
1208 (defface message-header-name-face
1211 (:foreground "DarkGreen"))
1214 (:foreground "cornflower blue"))
1217 "Face used for displaying header names."
1218 :group 'message-faces)
1220 (defface message-header-xheader-face
1223 (:foreground "blue"))
1226 (:foreground "blue"))
1229 "Face used for displaying X-Header headers."
1230 :group 'message-faces)
1232 (defface message-separator-face
1235 (:foreground "blue3"))
1238 (:foreground "brown"))
1241 "Face used for displaying the separator."
1242 :group 'message-faces)
1244 (defface message-cited-text-face
1247 (:foreground "red"))
1250 (:foreground "red"))
1253 "Face used for displaying cited text names."
1254 :group 'message-faces)
1256 (defface message-mml-face
1259 (:foreground "ForestGreen"))
1262 (:foreground "ForestGreen"))
1265 "Face used for displaying MML."
1266 :group 'message-faces)
1268 (defun message-font-lock-make-header-matcher (regexp)
1271 (let ((start (point)))
1274 (goto-char (point-min))
1275 (if (re-search-forward
1276 (concat "^" (regexp-quote mail-header-separator) "$")
1278 (setq limit (min limit (match-beginning 0))))
1280 (and (< start limit)
1281 (re-search-forward ,regexp limit t))))))
1282 (if (featurep 'bytecomp)
1286 (defvar message-font-lock-keywords
1287 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1288 `((,(message-font-lock-make-header-matcher
1289 (concat "^\\([Tt]o:\\)" content))
1290 (1 'message-header-name-face)
1291 (2 'message-header-to-face nil t))
1292 (,(message-font-lock-make-header-matcher
1293 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1294 (1 'message-header-name-face)
1295 (2 'message-header-cc-face nil t))
1296 (,(message-font-lock-make-header-matcher
1297 (concat "^\\([Ss]ubject:\\)" content))
1298 (1 'message-header-name-face)
1299 (2 'message-header-subject-face nil t))
1300 (,(message-font-lock-make-header-matcher
1301 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1302 (1 'message-header-name-face)
1303 (2 'message-header-newsgroups-face nil t))
1304 (,(message-font-lock-make-header-matcher
1305 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1306 (1 'message-header-name-face)
1307 (2 'message-header-other-face nil t))
1308 (,(message-font-lock-make-header-matcher
1309 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1310 (1 'message-header-name-face)
1311 (2 'message-header-name-face))
1312 ,@(if (and mail-header-separator
1313 (not (equal mail-header-separator "")))
1314 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1315 1 'message-separator-face))
1318 (re-search-forward (concat "^\\("
1319 message-cite-prefix-regexp
1322 (0 'message-cited-text-face))
1323 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1324 (0 'message-mml-face))))
1325 "Additional expressions to highlight in Message mode.")
1328 ;; XEmacs does it like this. For Emacs, we have to set the
1329 ;; `font-lock-defaults' buffer-local variable.
1330 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1332 (defvar message-face-alist
1333 '((bold . bold-region)
1334 (underline . underline-region)
1335 (default . (lambda (b e)
1337 (ununderline-region b e))))
1338 "Alist of mail and news faces for facemenu.
1339 The cdr of each entry is a function for applying the face to a region.")
1341 (defcustom message-send-hook nil
1342 "Hook run before sending messages.
1343 This hook is run quite early when sending."
1344 :group 'message-various
1345 :options '(ispell-message)
1346 :link '(custom-manual "(message)Various Message Variables")
1349 (defcustom message-send-mail-hook nil
1350 "Hook run before sending mail messages.
1351 This hook is run very late -- just before the message is sent as
1353 :group 'message-various
1354 :link '(custom-manual "(message)Various Message Variables")
1357 (defcustom message-send-news-hook nil
1358 "Hook run before sending news messages.
1359 This hook is run very late -- just before the message is sent as
1361 :group 'message-various
1362 :link '(custom-manual "(message)Various Message Variables")
1365 (defcustom message-sent-hook nil
1366 "Hook run after sending messages."
1367 :group 'message-various
1370 (defvar message-send-coding-system 'binary
1371 "Coding system to encode outgoing mail.")
1373 (defvar message-draft-coding-system
1374 mm-auto-save-coding-system
1375 "*Coding system to compose mail.
1376 If you'd like to make it possible to share draft files between XEmacs
1377 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1378 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1380 (defcustom message-send-mail-partially-limit 1000000
1381 "The limitation of messages sent as message/partial.
1382 The lower bound of message size in characters, beyond which the message
1383 should be sent in several parts. If it is nil, the size is unlimited."
1385 :group 'message-buffers
1386 :link '(custom-manual "(message)Mail Variables")
1387 :type '(choice (const :tag "unlimited" nil)
1390 (defcustom message-alternative-emails nil
1391 "A regexp to match the alternative email addresses.
1392 The first matched address (not primary one) is used in the From field."
1393 :group 'message-headers
1394 :link '(custom-manual "(message)Message Headers")
1395 :type '(choice (const :tag "Always use primary" nil)
1398 (defcustom message-hierarchical-addresses nil
1399 "A list of hierarchical mail address definitions.
1401 Inside each entry, the first address is the \"top\" address, and
1402 subsequent addresses are subaddresses; this is used to indicate that
1403 mail sent to the first address will automatically be delivered to the
1404 subaddresses. So if the first address appears in the recipient list
1405 for a message, the subaddresses will be removed (if present) before
1406 the mail is sent. All addresses in this structure should be
1409 :group 'message-headers
1410 :type '(repeat (repeat string)))
1412 (defcustom message-mail-user-agent nil
1413 "Like `mail-user-agent'.
1414 Except if it is nil, use Gnus native MUA; if it is t, use
1417 :type '(radio (const :tag "Gnus native"
1420 (const :tag "`mail-user-agent'"
1423 (function-item :tag "Default Emacs mail"
1425 sendmail-user-agent)
1426 (function-item :tag "Emacs interface to MH"
1429 (function :tag "Other"))
1433 (defcustom message-wide-reply-confirm-recipients nil
1434 "Whether to confirm a wide reply to multiple email recipients.
1435 If this variable is nil, don't ask whether to reply to all recipients.
1436 If this variable is non-nil, pose the question \"Reply to all
1437 recipients?\" before a wide reply to multiple recipients. If the user
1438 answers yes, reply to all recipients as usual. If the user answers
1439 no, only reply back to the author."
1441 :group 'message-headers
1442 :link '(custom-manual "(message)Wide Reply")
1445 (defcustom message-user-fqdn nil
1446 "*Domain part of Messsage-Ids."
1448 :group 'message-headers
1449 :link '(custom-manual "(message)News Headers")
1450 :type '(radio (const :format "%v " nil)
1451 (string :format "FQDN: %v")))
1453 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1455 (mm-coding-system-p 'utf-8)
1456 (executable-find idna-program)
1458 "Whether to encode non-ASCII in domain names into ASCII according to IDNA."
1460 :group 'message-headers
1461 :link '(custom-manual "(message)IDNA")
1462 :type '(choice (const :tag "Ask" ask)
1463 (const :tag "Never" nil)
1464 (const :tag "Always" t)))
1466 (defcustom message-generate-hashcash nil
1467 "*Whether to generate X-Hashcash: headers.
1468 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1469 :group 'message-headers
1470 :link '(custom-manual "(message)Mail Headers")
1473 ;;; Internal variables.
1475 (defvar message-sending-message "Sending...")
1476 (defvar message-buffer-list nil)
1477 (defvar message-this-is-news nil)
1478 (defvar message-this-is-mail nil)
1479 (defvar message-draft-article nil)
1480 (defvar message-mime-part nil)
1481 (defvar message-posting-charset nil)
1482 (defvar message-inserted-headers nil)
1484 ;; Byte-compiler warning
1486 (defvar gnus-active-hashtb)
1487 (defvar gnus-read-active-file))
1489 ;;; Regexp matching the delimiter of messages in UNIX mail format
1490 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1491 ;;; of rmail.el's rmail-unix-mail-delimiter.
1492 (defvar message-unix-mail-delimiter
1493 (let ((time-zone-regexp
1494 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1495 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1501 ;; Many things can happen to an RFC 822 mailbox before it is put into
1502 ;; a `From' line. The leading phrase can be stripped, e.g.
1503 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1504 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1505 ;; can be removed, e.g.
1506 ;; From: joe@y.z (Joe K
1508 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1511 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1512 ;; The mailbox can be removed or be replaced by white space, e.g.
1513 ;; From: "Joe User"{space}{tab}
1515 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1516 ;; where {space} and {tab} represent the Ascii space and tab characters.
1517 ;; We want to match the results of any of these manglings.
1518 ;; The following regexp rejects names whose first characters are
1519 ;; obviously bogus, but after that anything goes.
1520 "\\([^\0-\b\n-\r\^?].*\\)?"
1522 ;; The time the message was sent.
1523 "\\([^\0-\r \^?]+\\) +" ; day of the week
1524 "\\([^\0-\r \^?]+\\) +" ; month
1525 "\\([0-3]?[0-9]\\) +" ; day of month
1526 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1528 ;; Perhaps a time zone, specified by an abbreviation, or by a
1533 " \\([0-9][0-9]+\\) *"
1535 ;; On some systems the time zone can appear after the year, too.
1539 "\\(remote from .*\\)?"
1542 "Regexp matching the delimiter of messages in UNIX mail format.")
1544 (defvar message-unsent-separator
1545 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1546 "^ *---+ +Returned message +---+ *$\\|"
1547 "^Start of returned message$\\|"
1548 "^ *---+ +Original message +---+ *$\\|"
1549 "^ *--+ +begin message +--+ *$\\|"
1550 "^ *---+ +Original message follows +---+ *$\\|"
1551 "^ *---+ +Undelivered message follows +---+ *$\\|"
1552 "^|? *---+ +Message text follows: +---+ *|?$")
1553 "A regexp that matches the separator before the text of a failed message.")
1555 (defvar message-field-fillers
1556 '((To message-fill-field-address)
1557 (Cc message-fill-field-address)
1558 (From message-fill-field-address))
1559 "Alist of header names/filler functions.")
1561 (defvar message-header-format-alist
1576 (References . message-shorten-references)
1578 "Alist used for formatting headers.")
1580 (defvar message-options nil
1581 "Some saved answers when sending message.")
1583 (defvar message-send-mail-real-function nil
1584 "Internal send mail function.")
1586 (defvar message-bogus-system-names "^localhost\\."
1587 "The regexp of bogus system names.")
1589 (defcustom message-valid-fqdn-regexp
1590 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1592 "\\([a-z][a-z]" ;; two letter country TDLs
1593 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1594 "\\|aero\\|coop\\|info\\|name\\|museum"
1595 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1597 "Regular expression that matches a valid FQDN."
1598 ;; see also: gnus-button-valid-fqdn-regexp
1600 :group 'message-headers
1604 (autoload 'gnus-alive-p "gnus-util")
1605 (autoload 'gnus-delay-article "gnus-delay")
1606 (autoload 'gnus-extract-address-components "gnus-util")
1607 (autoload 'gnus-find-method-for-group "gnus")
1608 (autoload 'gnus-group-decoded-name "gnus-group")
1609 (autoload 'gnus-group-name-charset "gnus-group")
1610 (autoload 'gnus-group-name-decode "gnus-group")
1611 (autoload 'gnus-groups-from-server "gnus")
1612 (autoload 'gnus-make-local-hook "gnus-util")
1613 (autoload 'gnus-open-server "gnus-int")
1614 (autoload 'gnus-output-to-mail "gnus-util")
1615 (autoload 'gnus-output-to-rmail "gnus-util")
1616 (autoload 'gnus-request-post "gnus-int")
1617 (autoload 'gnus-server-string "gnus")
1618 (autoload 'idna-to-ascii "idna")
1619 (autoload 'message-setup-toolbar "messagexmas")
1620 (autoload 'mh-new-draft-name "mh-comp")
1621 (autoload 'mh-send-letter "mh-comp")
1622 (autoload 'nndraft-request-associate-buffer "nndraft")
1623 (autoload 'nndraft-request-expire-articles "nndraft")
1624 (autoload 'nnvirtual-find-group-art "nnvirtual")
1625 (autoload 'rmail-dont-reply-to "mail-utils")
1626 (autoload 'rmail-msg-is-pruned "rmail")
1627 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1628 (autoload 'rmail-output "rmailout"))
1633 ;;; Utility functions.
1636 (defmacro message-y-or-n-p (question show &rest text)
1637 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1638 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1640 (defmacro message-delete-line (&optional n)
1641 "Delete the current line (and the next N lines)."
1642 `(delete-region (progn (beginning-of-line) (point))
1643 (progn (forward-line ,(or n 1)) (point))))
1645 (defun message-mark-active-p ()
1646 "Non-nil means the mark and region are currently active in this buffer."
1649 (defun message-unquote-tokens (elems)
1650 "Remove double quotes (\") from strings in list ELEMS."
1651 (mapcar (lambda (item)
1652 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1653 (setq item (concat (match-string 1 item)
1654 (match-string 2 item))))
1658 (defun message-tokenize-header (header &optional separator)
1659 "Split HEADER into a list of header elements.
1660 SEPARATOR is a string of characters to be used as separators. \",\"
1661 is used by default."
1664 (let ((regexp (format "[%s]+" (or separator ",")))
1666 beg quoted elems paren)
1668 (mm-enable-multibyte)
1669 (setq beg (point-min))
1671 (goto-char (point-min))
1676 (cond ((and (> (point) beg)
1678 (and (looking-at regexp)
1681 (push (buffer-substring beg (point)) elems)
1682 (setq beg (match-end 0)))
1683 ((eq (char-after) ?\")
1684 (setq quoted (not quoted)))
1685 ((and (eq (char-after) ?\()
1688 ((and (eq (char-after) ?\))
1691 (nreverse elems)))))
1693 (defun message-mail-file-mbox-p (file)
1694 "Say whether FILE looks like a Unix mbox file."
1695 (when (and (file-exists-p file)
1696 (file-readable-p file)
1697 (file-regular-p file))
1699 (nnheader-insert-file-contents file)
1700 (goto-char (point-min))
1701 (looking-at message-unix-mail-delimiter))))
1703 (defun message-fetch-field (header &optional not-all)
1704 "The same as `mail-fetch-field', only remove all newlines.
1705 The buffer is expected to be narrowed to just the header of the message;
1706 see `message-narrow-to-headers-or-head'."
1707 (let* ((inhibit-point-motion-hooks t)
1708 (value (mail-fetch-field header nil (not not-all))))
1710 (while (string-match "\n[\t ]+" value)
1711 (setq value (replace-match " " t t value)))
1714 (defun message-field-value (header &optional not-all)
1715 "The same as `message-fetch-field', only narrow to the headers first."
1718 (message-narrow-to-headers-or-head)
1719 (message-fetch-field header not-all))))
1721 (defun message-narrow-to-field ()
1722 "Narrow the buffer to the header on the current line."
1724 (while (looking-at "[ \t]")
1730 (if (re-search-forward "^[^ \n\t]" nil t)
1733 (goto-char (point-min)))
1735 (defun message-add-header (&rest headers)
1736 "Add the HEADERS to the message header, skipping those already present."
1739 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1740 (error "Invalid header `%s'" (car headers)))
1741 (setq hclean (match-string 1 (car headers)))
1743 (message-narrow-to-headers)
1744 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1745 (goto-char (point-max))
1746 (if (string-match "\n$" (car headers))
1747 (insert (car headers))
1748 (insert (car headers) ?\n)))))
1749 (setq headers (cdr headers))))
1751 (defmacro message-with-reply-buffer (&rest forms)
1752 "Evaluate FORMS in the reply buffer, if it exists."
1753 `(when (and message-reply-buffer
1754 (buffer-name message-reply-buffer))
1756 (set-buffer message-reply-buffer)
1759 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1760 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1762 (defun message-fetch-reply-field (header)
1763 "Fetch field HEADER from the message we're replying to."
1764 (message-with-reply-buffer
1766 (mail-narrow-to-head)
1767 (message-fetch-field header))))
1769 (defun message-strip-list-identifiers (subject)
1770 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1771 (require 'gnus-sum) ; for gnus-list-identifiers
1772 (let ((regexp (if (stringp gnus-list-identifiers)
1773 gnus-list-identifiers
1774 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1775 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1776 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1777 (concat (substring subject 0 (match-beginning 1))
1778 (or (match-string 3 subject)
1779 (match-string 5 subject))
1784 (defun message-strip-subject-re (subject)
1785 "Remove \"Re:\" from subject lines in string SUBJECT."
1786 (if (string-match message-subject-re-regexp subject)
1787 (substring subject (match-end 0))
1790 ;;; Start of functions adopted from `message-utils.el'.
1792 (defun message-strip-subject-trailing-was (subject)
1793 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
1794 Leading \"Re: \" is not stripped by this function. Use the function
1795 `message-strip-subject-re' for this."
1796 (let* ((query message-subject-trailing-was-query)
1801 message-subject-trailing-was-ask-regexp
1802 message-subject-trailing-was-regexp)
1805 (setq new (substring subject 0 (match-beginning 0))))
1806 (if (or (not found) (eq query nil))
1809 (if (message-y-or-n-p
1810 "Strip `(was: <old subject>)' in subject? " t
1812 "Strip `(was: <old subject>)' in subject "
1813 "and use the new one instead?\n\n"
1814 "Current subject is: \""
1816 "New subject would be: \""
1818 "See the variable `message-subject-trailing-was-query' "
1819 "to get rid of this query."
1824 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1827 (defun message-change-subject (new-subject)
1828 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1829 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
1832 (read-from-minibuffer "New subject: ")))
1833 (cond ((and (not (or (null new-subject) ; new subject not empty
1834 (zerop (string-width new-subject))
1835 (string-match "^[ \t]*$" new-subject))))
1839 (message-narrow-to-headers)
1840 (message-fetch-field "Subject"))))
1841 (cond ((not old-subject)
1842 (error "No current subject"))
1845 (regexp-quote new-subject)
1847 old-subject)) ; yes, it really is a new subject
1848 ;; delete eventual Re: prefix
1850 (message-strip-subject-re old-subject))
1851 (message-goto-subject)
1852 (message-delete-line)
1853 (insert (concat "Subject: "
1856 old-subject ")\n")))))))))
1859 (defun message-mark-inserted-region (beg end)
1860 "Mark some region in the current article with enclosing tags.
1861 See `message-mark-insert-begin' and `message-mark-insert-end'."
1864 ;; add to the end of the region first, otherwise end would be invalid
1866 (insert message-mark-insert-end)
1868 (insert message-mark-insert-begin)))
1871 (defun message-mark-insert-file (file)
1872 "Insert FILE at point, marking it with enclosing tags.
1873 See `message-mark-insert-begin' and `message-mark-insert-end'."
1874 (interactive "fFile to insert: ")
1875 ;; reverse insertion to get correct result.
1877 (insert message-mark-insert-end)
1879 (insert-file-contents file)
1881 (insert message-mark-insert-begin)))
1884 (defun message-add-archive-header ()
1885 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1886 The note can be customized using `message-archive-note'. When called with a
1887 prefix argument, ask for a text to insert. If you don't want the note in the
1888 body, set `message-archive-note' to nil."
1890 (if current-prefix-arg
1891 (setq message-archive-note
1892 (read-from-minibuffer "Reason for No-Archive: "
1893 (cons message-archive-note 0))))
1895 (if (message-goto-signature)
1896 (re-search-backward message-signature-separator))
1897 (when message-archive-note
1898 (insert message-archive-note)
1900 (message-add-header message-archive-header)
1901 (message-sort-headers)))
1904 (defun message-cross-post-followup-to-header (target-group)
1905 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1906 With prefix-argument just set Follow-Up, don't cross-post."
1908 (list ; Completion based on Gnus
1909 (completing-read "Followup To: "
1910 (if (boundp 'gnus-newsrc-alist)
1912 nil nil '("poster" . 0)
1913 (if (boundp 'gnus-group-history)
1914 'gnus-group-history))))
1915 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1916 (message-goto-newsgroups)
1918 ;; if we already did a crosspost before, kill old target
1919 (if (and message-cross-post-old-target
1921 (regexp-quote (concat "," message-cross-post-old-target))
1924 ;; unless (followup is to poster or user explicitly asked not
1925 ;; to cross-post, or target-group is already in Newsgroups)
1926 ;; add target-group to Newsgroups line.
1928 ;; def: cross-post, req:no
1929 (and message-cross-post-default (not current-prefix-arg))
1930 ;; def: no-cross-post, req:yes
1931 (and (not message-cross-post-default) current-prefix-arg))
1932 (not (string-match "poster" target-group))
1933 (not (string-match (regexp-quote target-group)
1934 (message-fetch-field "Newsgroups"))))
1936 (insert (concat "," target-group))))
1937 (end-of-line) ; ensure Followup: comes after Newsgroups:
1938 ;; unless new followup would be identical to Newsgroups line
1939 ;; make a new Followup-To line
1940 (if (not (string-match (concat "^[ \t]*"
1943 (message-fetch-field "Newsgroups")))
1944 (insert (concat "\nFollowup-To: " target-group)))
1945 (setq message-cross-post-old-target target-group))
1948 (defun message-cross-post-insert-note (target-group cross-post in-old
1950 "Insert a in message body note about a set Followup or Crosspost.
1951 If there have been previous notes, delete them. TARGET-GROUP specifies the
1952 group to Followup-To. When CROSS-POST is t, insert note about
1953 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1954 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1955 been made to before the user asked for a Crosspost."
1956 ;; start scanning body for previous uses
1957 (message-goto-signature)
1958 (let ((head (re-search-backward
1959 (concat "^" mail-header-separator)
1960 nil t))) ; just search in body
1961 (message-goto-signature)
1962 (while (re-search-backward
1963 (concat "^" (regexp-quote message-cross-post-note) ".*")
1965 (message-delete-line))
1966 (message-goto-signature)
1967 (while (re-search-backward
1968 (concat "^" (regexp-quote message-followup-to-note) ".*")
1970 (message-delete-line))
1972 (if (message-goto-signature)
1973 (re-search-backward message-signature-separator))
1976 (string-match "^[ \t]*poster[ \t]*$" target-group))
1977 (insert (concat message-followup-to-note target-group "\n"))
1978 (insert (concat message-cross-post-note target-group "\n")))))
1981 (defun message-cross-post-followup-to (target-group)
1982 "Crossposts message and set Followup-To to TARGET-GROUP.
1983 With prefix-argument just set Follow-Up, don't cross-post."
1985 (list ; Completion based on Gnus
1986 (completing-read "Followup To: "
1987 (if (boundp 'gnus-newsrc-alist)
1989 nil nil '("poster" . 0)
1990 (if (boundp 'gnus-group-history)
1991 'gnus-group-history))))
1992 (cond ((not (or (null target-group) ; new subject not empty
1993 (zerop (string-width target-group))
1994 (string-match "^[ \t]*$" target-group)))
1996 (let* ((old-groups (message-fetch-field "Newsgroups"))
1997 (in-old (string-match
1998 (regexp-quote target-group)
1999 (or old-groups ""))))
2000 ;; check whether target exactly matches old Newsgroups
2001 (cond ((not old-groups)
2002 (error "No current newsgroup"))
2006 (regexp-quote target-group)
2009 ;; yes, Newsgroups line must change
2010 (message-cross-post-followup-to-header target-group)
2011 ;; insert note whether we do cross-post or followup-to
2012 (funcall message-cross-post-note-function
2014 (if (or (and message-cross-post-default
2015 (not current-prefix-arg))
2016 (and (not message-cross-post-default)
2017 current-prefix-arg)) t)
2018 in-old old-groups))))))))
2020 ;;; Reduce To: to Cc: or Bcc: header
2023 (defun message-reduce-to-to-cc ()
2024 "Replace contents of To: header with contents of Cc: or Bcc: header."
2027 (save-restriction (message-narrow-to-headers)
2028 (message-fetch-field "cc")))
2030 (if (and (not cc-content)
2033 (message-narrow-to-headers)
2034 (message-fetch-field "bcc"))))
2039 (message-delete-line)
2040 (insert (concat "To: " cc-content "\n"))
2042 (message-narrow-to-headers)
2043 (message-remove-header (if bcc
2047 ;;; End of functions adopted from `message-utils.el'.
2049 (defun message-remove-header (header &optional is-regexp first reverse)
2050 "Remove HEADER in the narrowed buffer.
2051 If IS-REGEXP, HEADER is a regular expression.
2052 If FIRST, only remove the first instance of the header.
2053 Return the number of headers removed."
2054 (goto-char (point-min))
2055 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2057 (case-fold-search t)
2059 (while (and (not (eobp))
2062 (not (looking-at regexp))
2063 (looking-at regexp))
2070 ;; There might be a continuation header, so we have to search
2071 ;; until we find a new non-continuation line.
2074 (if (re-search-forward "^[^ \t]" nil t)
2075 (goto-char (match-beginning 0))
2078 (if (re-search-forward "^[^ \t]" nil t)
2079 (goto-char (match-beginning 0))
2080 (goto-char (point-max)))))
2083 (defun message-remove-first-header (header)
2084 "Remove the first instance of HEADER if there is more than one."
2086 (regexp (concat "^" (regexp-quote header) ":")))
2088 (goto-char (point-min))
2089 (while (re-search-forward regexp nil t)
2092 (message-remove-header header nil t)
2095 (defun message-narrow-to-headers ()
2096 "Narrow the buffer to the head of the message."
2099 (goto-char (point-min))
2100 (if (re-search-forward
2101 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2104 (goto-char (point-min)))
2106 (defun message-narrow-to-head-1 ()
2107 "Like `message-narrow-to-head'. Don't widen."
2109 (goto-char (point-min))
2110 (if (search-forward "\n\n" nil 1)
2113 (goto-char (point-min)))
2115 (defun message-narrow-to-head ()
2116 "Narrow the buffer to the head of the message.
2117 Point is left at the beginning of the narrowed-to region."
2119 (message-narrow-to-head-1))
2121 (defun message-narrow-to-headers-or-head ()
2122 "Narrow the buffer to the head of the message."
2125 (goto-char (point-min))
2128 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2129 (match-beginning 0))
2130 ((search-forward "\n\n" nil t)
2134 (goto-char (point-min)))
2136 (defun message-news-p ()
2137 "Say whether the current buffer contains a news message."
2138 (and (not message-this-is-mail)
2139 (or message-this-is-news
2142 (message-narrow-to-headers)
2143 (and (message-fetch-field "newsgroups")
2144 (not (message-fetch-field "posted-to"))))))))
2146 (defun message-mail-p ()
2147 "Say whether the current buffer contains a mail message."
2148 (and (not message-this-is-news)
2149 (or message-this-is-mail
2152 (message-narrow-to-headers)
2153 (or (message-fetch-field "to")
2154 (message-fetch-field "cc")
2155 (message-fetch-field "bcc")))))))
2157 (defun message-subscribed-p ()
2158 "Say whether we need to insert a MFT header."
2159 (or message-subscribed-regexps
2160 message-subscribed-addresses
2161 message-subscribed-address-file
2162 message-subscribed-address-functions))
2164 (defun message-next-header ()
2165 "Go to the beginning of the next header."
2167 (or (eobp) (forward-char 1))
2168 (not (if (re-search-forward "^[^ \t]" nil t)
2170 (goto-char (point-max)))))
2172 (defun message-sort-headers-1 ()
2173 "Sort the buffer as headers using `message-rank' text props."
2174 (goto-char (point-min))
2177 nil 'message-next-header
2179 (message-next-header)
2183 (or (get-text-property (point) 'message-rank)
2186 (defun message-sort-headers ()
2187 "Sort the headers of the current message according to `message-header-format-alist'."
2191 (let ((max (1+ (length message-header-format-alist)))
2193 (message-narrow-to-headers)
2194 (while (re-search-forward "^[^ \n]+:" nil t)
2196 (match-beginning 0) (1+ (match-beginning 0))
2198 (if (setq rank (length (memq (assq (intern (buffer-substring
2200 (1- (match-end 0))))
2201 message-header-format-alist)
2202 message-header-format-alist)))
2205 (message-sort-headers-1))))
2207 (defun message-kill-address ()
2208 "Kill the address under point."
2210 (let ((start (point)))
2211 (message-skip-to-next-address)
2212 (kill-region start (point))))
2222 (defvar message-mode-map nil)
2224 (unless message-mode-map
2225 (setq message-mode-map (make-keymap))
2226 (set-keymap-parent message-mode-map text-mode-map)
2227 (define-key message-mode-map "\C-c?" 'describe-mode)
2229 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2230 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2231 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2232 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2233 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2234 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2235 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2236 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2237 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2238 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2239 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2240 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2241 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2242 (define-key message-mode-map "\C-c\C-f\C-i"
2243 'message-insert-or-toggle-importance)
2244 (define-key message-mode-map "\C-c\C-f\C-a"
2245 'message-generate-unsubscribed-mail-followup-to)
2247 ;; modify headers (and insert notes in body)
2248 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2250 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2251 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2252 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2253 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2254 ;; mark inserted text
2255 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2256 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2258 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2259 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2261 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2262 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2263 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2264 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2266 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2267 (define-key message-mode-map "\C-c\M-n"
2268 'message-insert-disposition-notification-to)
2270 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2271 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2272 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2273 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2274 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2275 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2276 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2277 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2279 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2280 (define-key message-mode-map "\C-c\C-s" 'message-send)
2281 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2282 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2283 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2285 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2286 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2287 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2288 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2289 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2290 (define-key message-mode-map [remap split-line] 'message-split-line)
2292 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2294 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2295 (define-key message-mode-map "\t" 'message-tab)
2296 (define-key message-mode-map "\M-;" 'comment-region))
2299 message-mode-menu message-mode-map "Message Menu."
2301 ["Yank Original" message-yank-original message-reply-buffer]
2302 ["Fill Yanked Message" message-fill-yanked-message t]
2303 ["Insert Signature" message-insert-signature t]
2304 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2305 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2306 ["Elide Region" message-elide-region
2307 :active (message-mark-active-p)
2308 ,@(if (featurep 'xemacs) nil
2309 '(:help "Replace text in region with an ellipsis"))]
2310 ["Delete Outside Region" message-delete-not-region
2311 :active (message-mark-active-p)
2312 ,@(if (featurep 'xemacs) nil
2313 '(:help "Delete all quoted text outside region"))]
2314 ["Kill To Signature" message-kill-to-signature t]
2315 ["Newline and Reformat" message-newline-and-reformat t]
2316 ["Rename buffer" message-rename-buffer t]
2317 ["Spellcheck" ispell-message
2318 ,@(if (featurep 'xemacs) '(t)
2319 '(:help "Spellcheck this message"))]
2321 ["Insert Region Marked" message-mark-inserted-region
2322 :active (message-mark-active-p)
2323 ,@(if (featurep 'xemacs) nil
2324 '(:help "Mark region with enclosing tags"))]
2325 ["Insert File Marked..." message-mark-insert-file
2326 ,@(if (featurep 'xemacs) '(t)
2327 '(:help "Insert file at point marked with enclosing tags"))]
2329 ["Send Message" message-send-and-exit
2330 ,@(if (featurep 'xemacs) '(t)
2331 '(:help "Send this message"))]
2332 ["Postpone Message" message-dont-send
2333 ,@(if (featurep 'xemacs) '(t)
2334 '(:help "File this draft message and exit"))]
2335 ["Send at Specific Time..." gnus-delay-article
2336 ,@(if (featurep 'xemacs) '(t)
2337 '(:help "Ask, then arrange to send message at that time"))]
2338 ["Kill Message" message-kill-buffer
2339 ,@(if (featurep 'xemacs) '(t)
2340 '(:help "Delete this message without sending"))]))
2343 message-mode-field-menu message-mode-map ""
2345 ["To" message-goto-to t]
2346 ["From" message-goto-from t]
2347 ["Subject" message-goto-subject t]
2348 ["Change subject..." message-change-subject t]
2349 ["Cc" message-goto-cc t]
2350 ["Bcc" message-goto-bcc t]
2351 ["Fcc" message-goto-fcc t]
2352 ["Reply-To" message-goto-reply-to t]
2353 ["Flag As Important" message-insert-importance-high
2354 ,@(if (featurep 'xemacs) '(t)
2355 '(:help "Mark this message as important"))]
2356 ["Flag As Unimportant" message-insert-importance-low
2357 ,@(if (featurep 'xemacs) '(t)
2358 '(:help "Mark this message as unimportant"))]
2360 message-insert-disposition-notification-to
2361 ,@(if (featurep 'xemacs) '(t)
2362 '(:help "Request a receipt notification"))]
2364 ;; (typical) news stuff
2365 ["Summary" message-goto-summary t]
2366 ["Keywords" message-goto-keywords t]
2367 ["Newsgroups" message-goto-newsgroups t]
2368 ["Fetch Newsgroups" message-insert-newsgroups t]
2369 ["Followup-To" message-goto-followup-to t]
2370 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2371 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2372 ["Distribution" message-goto-distribution t]
2373 ["X-No-Archive:" message-add-archive-header t ]
2375 ;; (typical) mailing-lists stuff
2376 ["Fetch To" message-insert-to
2377 ,@(if (featurep 'xemacs) '(t)
2378 '(:help "Insert a To header that points to the author."))]
2379 ["Fetch To and Cc" message-insert-wide-reply
2380 ,@(if (featurep 'xemacs) '(t)
2382 "Insert To and Cc headers as if you were doing a wide reply."))]
2384 ["Send to list only" message-to-list-only t]
2385 ["Mail-Followup-To" message-goto-mail-followup-to t]
2386 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2387 ,@(if (featurep 'xemacs) '(t)
2388 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2389 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2391 ["Sort Headers" message-sort-headers t]
2392 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2393 ["Goto Body" message-goto-body t]
2394 ["Goto Signature" message-goto-signature t]))
2396 (defvar message-tool-bar-map nil)
2399 (defvar facemenu-add-face-function)
2400 (defvar facemenu-remove-face-function))
2402 ;;; Forbidden properties
2404 ;; We use `after-change-functions' to keep special text properties
2405 ;; that interfer with the normal function of message mode out of the
2408 (defcustom message-strip-special-text-properties t
2409 "Strip special properties from the message buffer.
2411 Emacs has a number of special text properties which can break message
2412 composing in various ways. If this option is set, message will strip
2413 these properties from the message composition buffer. However, some
2414 packages requires these properties to be present in order to work.
2415 If you use one of these packages, turn this option off, and hope the
2416 message composition doesn't break too bad."
2418 :group 'message-various
2419 :link '(custom-manual "(message)Various Message Variables")
2422 (defconst message-forbidden-properties
2423 ;; No reason this should be clutter up customize. We make it a
2424 ;; property list (rather than a list of property symbols), to be
2425 ;; directly useful for `remove-text-properties'.
2426 '(field nil read-only nil invisible nil intangible nil
2427 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2428 insert-behind-hooks nil point-entered nil point-left nil)
2429 ;; Other special properties:
2430 ;; category, face, display: probably doesn't do any harm.
2431 ;; fontified: is used by font-lock.
2432 ;; syntax-table, local-map: I dunno.
2433 ;; We need to add XEmacs names to the list.
2434 "Property list of with properties forbidden in message buffers.
2435 The values of the properties are ignored, only the property names are used.")
2437 (defun message-tamago-not-in-use-p (pos)
2438 "Return t when tamago version 4 is not in use at the cursor position.
2439 Tamago version 4 is a popular input method for writing Japanese text.
2440 It uses the properties `intangible', `invisible', `modification-hooks'
2441 and `read-only' when translating ascii or kana text to kanji text.
2442 These properties are essential to work, so we should never strip them."
2443 (not (and (boundp 'egg-modefull-mode)
2444 (symbol-value 'egg-modefull-mode)
2445 (or (memq (get-text-property pos 'intangible)
2446 '(its-part-1 its-part-2))
2447 (get-text-property pos 'egg-end)
2448 (get-text-property pos 'egg-lang)
2449 (get-text-property pos 'egg-start)))))
2451 (defun message-strip-forbidden-properties (begin end &optional old-length)
2452 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2453 This function is intended to be called from `after-change-functions'.
2454 See also `message-forbidden-properties'."
2455 (when (and message-strip-special-text-properties
2456 (message-tamago-not-in-use-p begin))
2457 (let ((buffer-read-only nil)
2458 (inhibit-read-only t))
2459 (remove-text-properties begin end message-forbidden-properties))))
2462 (define-derived-mode message-mode text-mode "Message"
2463 "Major mode for editing mail and news to be sent.
2464 Like Text Mode but with these additional commands:\\<message-mode-map>
2465 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2466 C-c C-d Postpone sending the message C-c C-k Kill the message
2467 C-c C-f move to a header field (and create it if there isn't):
2468 C-c C-f C-t move to To C-c C-f C-s move to Subject
2469 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2470 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2471 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2472 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2473 C-c C-f C-o move to From (\"Originator\")
2474 C-c C-f C-f move to Followup-To
2475 C-c C-f C-m move to Mail-Followup-To
2476 C-c C-f C-i cycle through Importance values
2477 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2478 C-c C-f x crossposting with FollowUp-To header and note in body
2479 C-c C-f t replace To: header with contents of Cc: or Bcc:
2480 C-c C-f a Insert X-No-Archive: header and a note in the body
2481 C-c C-t `message-insert-to' (add a To header to a news followup)
2482 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2483 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2484 C-c C-b `message-goto-body' (move to beginning of message text).
2485 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2486 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2487 C-c C-y `message-yank-original' (insert current message, if any).
2488 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2489 C-c C-e `message-elide-region' (elide the text between point and mark).
2490 C-c C-v `message-delete-not-region' (remove the text outside the region).
2491 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2492 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2493 C-c C-a `mml-attach-file' (attach a file as MIME).
2494 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2495 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2496 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2497 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2498 M-RET `message-newline-and-reformat' (break the line and reformat)."
2499 (setq local-abbrev-table text-mode-abbrev-table)
2500 (set (make-local-variable 'message-reply-buffer) nil)
2501 (set (make-local-variable 'message-inserted-headers) nil)
2502 (set (make-local-variable 'message-send-actions) nil)
2503 (set (make-local-variable 'message-exit-actions) nil)
2504 (set (make-local-variable 'message-kill-actions) nil)
2505 (set (make-local-variable 'message-postpone-actions) nil)
2506 (set (make-local-variable 'message-draft-article) nil)
2507 (setq buffer-offer-save t)
2508 (set (make-local-variable 'facemenu-add-face-function)
2510 (let ((face-fun (cdr (assq face message-face-alist))))
2512 (funcall face-fun (point) end)
2513 (error "Face %s not configured for %s mode" face mode-name)))
2515 (set (make-local-variable 'facemenu-remove-face-function) t)
2516 (set (make-local-variable 'message-reply-headers) nil)
2517 (make-local-variable 'message-newsreader)
2518 (make-local-variable 'message-mailer)
2519 (make-local-variable 'message-post-method)
2520 (set (make-local-variable 'message-sent-message-via) nil)
2521 (set (make-local-variable 'message-checksum) nil)
2522 (set (make-local-variable 'message-mime-part) 0)
2523 (message-setup-fill-variables)
2524 ;; Allow using comment commands to add/remove quoting.
2525 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2526 (when message-yank-prefix
2527 (set (make-local-variable 'comment-start) message-yank-prefix)
2528 (set (make-local-variable 'comment-start-skip)
2529 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2530 (if (featurep 'xemacs)
2531 (message-setup-toolbar)
2532 (set (make-local-variable 'font-lock-defaults)
2533 '(message-font-lock-keywords t))
2534 (if (boundp 'tool-bar-map)
2535 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2536 (easy-menu-add message-mode-menu message-mode-map)
2537 (easy-menu-add message-mode-field-menu message-mode-map)
2538 (gnus-make-local-hook 'after-change-functions)
2539 ;; Mmmm... Forbidden properties...
2540 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2542 ;; Allow mail alias things.
2543 (when (eq message-mail-alias-type 'abbrev)
2544 (if (fboundp 'mail-abbrevs-setup)
2545 (mail-abbrevs-setup)
2546 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2547 (mail-aliases-setup))))
2548 (unless buffer-file-name
2549 (message-set-auto-save-file-name))
2550 (unless (buffer-base-buffer)
2551 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2552 ;; multibyte is not necessary at all. -- zsh
2553 (mm-enable-multibyte))
2554 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2557 (defun message-setup-fill-variables ()
2558 "Setup message fill variables."
2559 (set (make-local-variable 'fill-paragraph-function)
2560 'message-fill-paragraph)
2561 (make-local-variable 'paragraph-separate)
2562 (make-local-variable 'paragraph-start)
2563 (make-local-variable 'adaptive-fill-regexp)
2564 (unless (boundp 'adaptive-fill-first-line-regexp)
2565 (setq adaptive-fill-first-line-regexp nil))
2566 (make-local-variable 'adaptive-fill-first-line-regexp)
2567 (let ((quote-prefix-regexp
2568 ;; User should change message-cite-prefix-regexp if
2569 ;; message-yank-prefix is set to an abnormal value.
2570 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2571 (setq paragraph-start
2573 (regexp-quote mail-header-separator) "$\\|"
2574 "[ \t]*$\\|" ; blank lines
2575 "-- $\\|" ; signature delimiter
2576 "---+$\\|" ; delimiters for forwarded messages
2577 page-delimiter "$\\|" ; spoiler warnings
2578 ".*wrote:$\\|" ; attribution lines
2579 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2581 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2582 (setq paragraph-separate paragraph-start)
2583 (setq adaptive-fill-regexp
2584 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2585 (setq adaptive-fill-first-line-regexp
2586 (concat quote-prefix-regexp "\\|"
2587 adaptive-fill-first-line-regexp)))
2588 (make-local-variable 'auto-fill-inhibit-regexp)
2589 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2590 (setq auto-fill-inhibit-regexp nil)
2591 (make-local-variable 'normal-auto-fill-function)
2592 (setq normal-auto-fill-function 'message-do-auto-fill)
2593 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2594 ;; In that case, ensure that it uses the right function. The real
2595 ;; solution would be not to use `define-derived-mode', and run
2596 ;; `text-mode-hook' ourself at the end of the mode.
2597 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2598 (when auto-fill-function
2599 (setq auto-fill-function normal-auto-fill-function)))
2604 ;;; Message mode commands
2607 ;;; Movement commands
2609 (defun message-goto-to ()
2610 "Move point to the To header."
2612 (message-position-on-field "To"))
2614 (defun message-goto-from ()
2615 "Move point to the From header."
2617 (message-position-on-field "From"))
2619 (defun message-goto-subject ()
2620 "Move point to the Subject header."
2622 (message-position-on-field "Subject"))
2624 (defun message-goto-cc ()
2625 "Move point to the Cc header."
2627 (message-position-on-field "Cc" "To"))
2629 (defun message-goto-bcc ()
2630 "Move point to the Bcc header."
2632 (message-position-on-field "Bcc" "Cc" "To"))
2634 (defun message-goto-fcc ()
2635 "Move point to the Fcc header."
2637 (message-position-on-field "Fcc" "To" "Newsgroups"))
2639 (defun message-goto-reply-to ()
2640 "Move point to the Reply-To header."
2642 (message-position-on-field "Reply-To" "Subject"))
2644 (defun message-goto-newsgroups ()
2645 "Move point to the Newsgroups header."
2647 (message-position-on-field "Newsgroups"))
2649 (defun message-goto-distribution ()
2650 "Move point to the Distribution header."
2652 (message-position-on-field "Distribution"))
2654 (defun message-goto-followup-to ()
2655 "Move point to the Followup-To header."
2657 (message-position-on-field "Followup-To" "Newsgroups"))
2659 (defun message-goto-mail-followup-to ()
2660 "Move point to the Mail-Followup-To header."
2662 (message-position-on-field "Mail-Followup-To" "To"))
2664 (defun message-goto-keywords ()
2665 "Move point to the Keywords header."
2667 (message-position-on-field "Keywords" "Subject"))
2669 (defun message-goto-summary ()
2670 "Move point to the Summary header."
2672 (message-position-on-field "Summary" "Subject"))
2674 (defun message-goto-body (&optional interactivep)
2675 "Move point to the beginning of the message body."
2676 (interactive (list t))
2677 (when (and interactivep
2678 (looking-at "[ \t]*\n"))
2680 (goto-char (point-min))
2681 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2682 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2684 (defun message-goto-eoh ()
2685 "Move point to the end of the headers."
2690 (defun message-goto-signature ()
2691 "Move point to the beginning of the message signature.
2692 If there is no signature in the article, go to the end and
2695 (goto-char (point-min))
2696 (if (re-search-forward message-signature-separator nil t)
2698 (goto-char (point-max))
2701 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2702 "Insert a reasonable MFT header in a post to an unsubscribed list.
2703 When making original posts to a mailing list you are not subscribed to,
2704 you have to type in a MFT header by hand. The contents, usually, are
2705 the addresses of the list and your own address. This function inserts
2706 such a header automatically. It fetches the contents of the To: header
2707 in the current mail buffer, and appends the current `user-mail-address'.
2709 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2710 Cc: header are also put into the MFT."
2715 (message-narrow-to-headers)
2716 (message-remove-header "Mail-Followup-To")
2717 (setq cc (and include-cc (message-fetch-field "Cc")))
2719 (concat (message-fetch-field "To") "," cc)
2720 (message-fetch-field "To"))))
2721 (message-goto-mail-followup-to)
2722 (insert (concat tos ", " user-mail-address))))
2726 (defun message-insert-to (&optional force)
2727 "Insert a To header that points to the author of the article being replied to.
2728 If the original author requested not to be sent mail, don't insert unless the
2729 prefix FORCE is given."
2731 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
2732 (dont (and mct (or (equal (downcase mct) "never")
2733 (equal (downcase mct) "nobody"))))
2734 (to (or (message-fetch-reply-field "mail-reply-to")
2735 (message-fetch-reply-field "reply-to")
2736 (message-fetch-reply-field "from"))))
2740 "Ignoring the user request not to have copies sent via mail"
2741 "Complying with the user request not to have copies sent via mail")))
2742 (when (and force (not to))
2743 (error "No mail address in the article"))
2744 (when (and to (or force (not dont)))
2745 (message-carefully-insert-headers (list (cons 'To to))))))
2747 (defun message-insert-wide-reply ()
2748 "Insert To and Cc headers as if you were doing a wide reply."
2750 (let ((headers (message-with-reply-buffer
2751 (message-get-reply-headers t))))
2752 (message-carefully-insert-headers headers)))
2754 (defcustom message-header-synonyms
2756 "List of lists of header synonyms.
2757 E.g., if this list contains a member list with elements `Cc' and `To',
2758 then `message-carefully-insert-headers' will not insert a `To' header
2759 when the message is already `Cc'ed to the recipient."
2761 :group 'message-headers
2762 :link '(custom-manual "(message)Message Headers")
2763 :type '(repeat sexp))
2765 (defun message-carefully-insert-headers (headers)
2766 "Insert the HEADERS, an alist, into the message buffer.
2767 Does not insert the headers when they are already present there
2768 or in the synonym headers, defined by `message-header-synonyms'."
2769 ;; FIXME: Should compare only the address and not the full name. Comparison
2770 ;; should be done case-folded (and with `string=' rather than
2772 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
2773 (dolist (header headers)
2774 (let* ((header-name (symbol-name (car header)))
2775 (new-header (cdr header))
2776 (synonyms (loop for synonym in message-header-synonyms
2777 when (memq (car header) synonym) return synonym))
2779 (loop for synonym in synonyms
2780 for old-header = (mail-fetch-field (symbol-name synonym))
2781 when (and old-header (string-match new-header old-header))
2784 (message "already have `%s' in `%s'" new-header old-header)
2785 (when (and (message-position-on-field header-name)
2786 (setq old-header (mail-fetch-field header-name))
2787 (not (string-match "\\` *\\'" old-header)))
2789 (insert new-header)))))
2791 (defun message-widen-reply ()
2792 "Widen the reply to include maximum recipients."
2795 (and message-reply-buffer
2796 (buffer-name message-reply-buffer)
2798 (set-buffer message-reply-buffer)
2799 (message-get-reply-headers t)))))
2802 (message-narrow-to-headers)
2803 (dolist (elem follow-to)
2804 (message-remove-header (symbol-name (car elem)))
2805 (goto-char (point-min))
2806 (insert (symbol-name (car elem)) ": "
2807 (cdr elem) "\n"))))))
2809 (defun message-insert-newsgroups ()
2810 "Insert the Newsgroups header from the article being replied to."
2812 (when (and (message-position-on-field "Newsgroups")
2813 (mail-fetch-field "newsgroups")
2814 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2816 (insert (or (message-fetch-reply-field "newsgroups") "")))
2820 ;;; Various commands
2822 (defun message-delete-not-region (beg end)
2823 "Delete everything in the body of the current message outside of the region."
2828 ;; snarf citation prefix, if appropriate
2829 (unless (eq (point) (progn (beginning-of-line) (point)))
2830 (when (looking-at message-cite-prefix-regexp)
2831 (setq citeprefix (match-string 0))))
2833 (delete-region (point) (if (not (message-goto-signature))
2839 (delete-region beg (progn (message-goto-body)
2843 (insert citeprefix))))
2844 (when (message-goto-signature)
2847 (defun message-kill-to-signature (&optional arg)
2848 "Kill all text up to the signature.
2849 If a numberic argument or prefix arg is given, leave that number
2850 of lines before the signature intact."
2854 (let ((point (point)))
2855 (narrow-to-region point (point-max))
2856 (message-goto-signature)
2858 (if (and arg (numberp arg))
2859 (forward-line (- -1 arg))
2861 (unless (= point (point))
2862 (kill-region point (point))
2865 (defun message-newline-and-reformat (&optional arg not-break)
2866 "Insert four newlines, and then reformat if inside quoted text.
2867 Prefix arg means justify as well."
2868 (interactive (list (if current-prefix-arg 'full)))
2869 (let (quoted point beg end leading-space bolp)
2870 (setq point (point))
2873 (setq bolp (= beg point))
2874 ;; Find first line of the paragraph.
2876 (while (and (not (eobp))
2877 (not (looking-at message-cite-prefix-regexp))
2878 (looking-at paragraph-start))
2881 (when (looking-at message-cite-prefix-regexp)
2882 (setq quoted (match-string 0))
2883 (goto-char (match-end 0))
2884 (looking-at "[ \t]*")
2885 (setq leading-space (match-string 0)))
2889 (< (- point beg) (length quoted)))
2890 ;; break inside the cite prefix.
2896 (while (and (not (eobp))
2897 (not (looking-at paragraph-separate))
2898 (looking-at message-cite-prefix-regexp)
2899 (equal quoted (match-string 0)))
2900 (goto-char (match-end 0))
2901 (looking-at "[ \t]*")
2902 (if (> (length leading-space) (length (match-string 0)))
2903 (setq leading-space (match-string 0)))
2907 (while (and (if (bobp) nil (forward-line -1) t)
2908 (not (looking-at paragraph-start))
2909 (looking-at message-cite-prefix-regexp)
2910 (equal quoted (match-string 0)))
2912 (goto-char (match-end 0))
2913 (looking-at "[ \t]*")
2914 (if (> (length leading-space) (length (match-string 0)))
2915 (setq leading-space (match-string 0)))))
2916 (while (and (not (eobp))
2917 (not (looking-at paragraph-separate))
2918 (not (looking-at message-cite-prefix-regexp)))
2922 (while (and (if (bobp) nil (forward-line -1) t)
2923 (not (looking-at paragraph-start))
2924 (not (looking-at message-cite-prefix-regexp)))
2925 (setq beg (point))))
2928 (narrow-to-region beg end)
2935 (setq point (point))
2936 ;; (newline 2) doesn't mark both newline's as hard, so call
2937 ;; newline twice. -jas
2940 (delete-region (point) (re-search-forward "[ \t]*"))
2941 (when (and quoted (not bolp))
2942 (insert quoted leading-space)))
2945 (let* ((adaptive-fill-regexp
2946 (regexp-quote (concat quoted leading-space)))
2947 (adaptive-fill-first-line-regexp
2948 adaptive-fill-regexp ))
2949 (fill-paragraph arg))
2950 (fill-paragraph arg))
2951 (if point (goto-char point)))))
2953 (defun message-fill-paragraph (&optional arg)
2954 "Like `fill-paragraph'."
2955 (interactive (list (if current-prefix-arg 'full)))
2956 (if (if (boundp 'filladapt-mode) filladapt-mode)
2958 (if (message-point-in-header-p)
2959 (message-fill-field)
2960 (message-newline-and-reformat arg t))
2963 ;; Is it better to use `mail-header-end'?
2964 (defun message-point-in-header-p ()
2965 "Return t if point is in the header."
2968 (goto-char (point-min))
2969 (not (re-search-forward
2970 (concat "^" (regexp-quote mail-header-separator) "\n")
2973 (defun message-do-auto-fill ()
2974 "Like `do-auto-fill', but don't fill in message header."
2975 (unless (message-point-in-header-p)
2978 (defun message-insert-signature (&optional force)
2979 "Insert a signature. See documentation for variable `message-signature'."
2980 (interactive (list 0))
2983 ((and (null message-signature)
2986 (goto-char (point-max))
2987 (not (re-search-backward message-signature-separator nil t))))
2988 ((and (null message-signature)
2991 ((functionp message-signature)
2992 (funcall message-signature))
2993 ((listp message-signature)
2994 (eval message-signature))
2995 (t message-signature)))
2997 (cond ((stringp signature)
2999 ((and (eq t signature)
3000 message-signature-file
3001 (file-exists-p message-signature-file))
3004 (goto-char (point-max))
3005 ;; Insert the signature.
3008 (when message-signature-insert-empty-line
3011 (if (eq signature t)
3012 (insert-file-contents message-signature-file)
3014 (goto-char (point-max))
3015 (or (bolp) (insert "\n")))))
3017 (defun message-insert-importance-high ()
3018 "Insert header to mark message as important."
3022 (message-narrow-to-headers)
3023 (message-remove-header "Importance"))
3025 (insert "Importance: high\n")))
3027 (defun message-insert-importance-low ()
3028 "Insert header to mark message as unimportant."
3032 (message-narrow-to-headers)
3033 (message-remove-header "Importance"))
3035 (insert "Importance: low\n")))
3037 (defun message-insert-or-toggle-importance ()
3038 "Insert a \"Importance: high\" header, or cycle through the header values.
3039 The three allowed values according to RFC 1327 are `high', `normal'
3043 (let ((valid '("high" "normal" "low"))
3047 (message-narrow-to-headers)
3048 (when (setq cur (message-fetch-field "Importance"))
3049 (message-remove-header "Importance")
3050 (setq new (cond ((string= cur "high")
3052 ((string= cur "low")
3057 (insert (format "Importance: %s\n" new)))))
3059 (defun message-insert-disposition-notification-to ()
3060 "Request a disposition notification (return receipt) to this message.
3061 Note that this should not be used in newsgroups."
3065 (message-narrow-to-headers)
3066 (message-remove-header "Disposition-Notification-To"))
3068 (insert (format "Disposition-Notification-To: %s\n"
3069 (or (message-field-value "Reply-to")
3070 (message-field-value "From")
3071 (message-make-from))))))
3073 (defun message-elide-region (b e)
3074 "Elide the text in the region.
3075 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3079 (insert message-elide-ellipsis))
3081 (defvar message-caesar-translation-table nil)
3083 (defun message-caesar-region (b e &optional n)
3084 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3087 (min (point) (or (mark t) (point)))
3088 (max (point) (or (mark t) (point)))
3089 (when current-prefix-arg
3090 (prefix-numeric-value current-prefix-arg))))
3092 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3093 (unless (or (zerop n) ; no action needed for a rot of 0
3094 (= b e)) ; no region to rotate
3095 ;; We build the table, if necessary.
3096 (when (or (not message-caesar-translation-table)
3097 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3098 (setq message-caesar-translation-table
3099 (message-make-caesar-translation-table n)))
3100 (translate-region b e message-caesar-translation-table)))
3102 (defun message-make-caesar-translation-table (n)
3103 "Create a rot table with offset N."
3105 (table (make-string 256 0)))
3106 (while (< (incf i) 256)
3109 (substring table 0 ?A)
3110 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3111 (substring table ?A (+ ?A n))
3112 (substring table (+ ?A 26) ?a)
3113 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3114 (substring table ?a (+ ?a n))
3115 (substring table (+ ?a 26) 255))))
3117 (defun message-caesar-buffer-body (&optional rotnum)
3118 "Caesar rotate all letters in the current buffer by 13 places.
3119 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3120 With prefix arg, specifies the number of places to rotate each letter forward.
3121 Mail and USENET news headers are not rotated."
3122 (interactive (if current-prefix-arg
3123 (list (prefix-numeric-value current-prefix-arg))
3127 (when (message-goto-body)
3128 (narrow-to-region (point) (point-max)))
3129 (message-caesar-region (point-min) (point-max) rotnum))))
3131 (defun message-pipe-buffer-body (program)
3132 "Pipe the message body in the current buffer through PROGRAM."
3135 (when (message-goto-body)
3136 (narrow-to-region (point) (point-max)))
3137 (shell-command-on-region
3138 (point-min) (point-max) program nil t))))
3140 (defun message-rename-buffer (&optional enter-string)
3141 "Rename the *message* buffer to \"*message* RECIPIENT\".
3142 If the function is run with a prefix, it will ask for a new buffer
3143 name, rather than giving an automatic name."
3144 (interactive "Pbuffer name: ")
3147 (goto-char (point-min))
3148 (narrow-to-region (point)
3149 (search-forward mail-header-separator nil 'end))
3151 (if (message-news-p) (message-fetch-field "Newsgroups")
3152 (message-fetch-field "To"))
3155 (if (string-match "," mail-to)
3156 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3158 (name-default (concat "*message* " mail-trimmed-to))
3159 (name (if enter-string
3160 (read-string "New buffer name: " name-default)
3162 (rename-buffer name t)))))
3164 (defun message-fill-yanked-message (&optional justifyp)
3165 "Fill the paragraphs of a message yanked into this one.
3166 Numeric argument means justify as well."
3169 (goto-char (point-min))
3170 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3171 (let ((fill-prefix message-yank-prefix))
3172 (fill-individual-paragraphs (point) (point-max) justifyp))))
3174 (defun message-indent-citation ()
3175 "Modify text just inserted from a message to be cited.
3176 The inserted text should be the region.
3177 When this function returns, the region is again around the modified text.
3179 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3180 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3181 (let ((start (point)))
3182 ;; Remove unwanted headers.
3183 (when message-ignored-cited-headers
3188 (if (search-forward "\n\n" nil t)
3191 (message-remove-header message-ignored-cited-headers t)
3192 (when (= (point-min) (point-max))
3193 (setq all-removed t))
3194 (goto-char (point-max)))
3198 ;; Delete blank lines at the start of the buffer.
3199 (while (and (point-min)
3202 (message-delete-line))
3203 ;; Delete blank lines at the end of the buffer.
3204 (goto-char (point-max))
3207 (while (and (zerop (forward-line -1))
3209 (message-delete-line))
3210 ;; Do the indentation.
3211 (if (null message-yank-prefix)
3212 (indent-rigidly start (mark t) message-indentation-spaces)
3215 (while (< (point) (mark t))
3216 (if (or (looking-at ">") (looking-at "^$"))
3217 (insert message-yank-cited-prefix)
3218 (insert message-yank-prefix))
3222 (defun message-yank-original (&optional arg)
3223 "Insert the message being replied to, if any.
3224 Puts point before the text and mark after.
3225 Normally indents each nonblank line ARG spaces (default 3). However,
3226 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3228 This function uses `message-cite-function' to do the actual citing.
3230 Just \\[universal-argument] as argument means don't indent, insert no
3231 prefix, and don't delete any headers."
3233 (let ((modified (buffer-modified-p)))
3234 (when (and message-reply-buffer
3235 message-cite-function)
3236 (delete-windows-on message-reply-buffer t)
3237 (insert-buffer message-reply-buffer)
3239 (funcall message-cite-function))
3240 (message-exchange-point-and-mark)
3244 (setq message-checksum (message-checksum))))))
3246 (defun message-yank-buffer (buffer)
3247 "Insert BUFFER into the current buffer and quote it."
3248 (interactive "bYank buffer: ")
3249 (let ((message-reply-buffer (get-buffer buffer)))
3250 (save-window-excursion
3251 (message-yank-original))))
3253 (defun message-buffers ()
3254 "Return a list of active message buffers."
3257 (dolist (buffer (buffer-list t))
3259 (when (and (eq major-mode 'message-mode)
3260 (null message-sent-message-via))
3261 (push (buffer-name buffer) buffers))))
3262 (nreverse buffers)))
3264 (defun message-cite-original-without-signature ()
3265 "Cite function in the standard Message manner."
3266 (let* ((start (point))
3269 (when message-indent-citation-function
3270 (if (listp message-indent-citation-function)
3271 message-indent-citation-function
3272 (list message-indent-citation-function))))
3273 ;; This function may be called by `gnus-summary-yank-message' and
3274 ;; may insert a different article from the original. So, we will
3275 ;; modify the value of `message-reply-headers' with that article.
3276 (message-reply-headers
3278 (narrow-to-region start end)
3279 (message-narrow-to-head-1)
3281 (or (message-fetch-field "subject") "none")
3282 (message-fetch-field "from")
3283 (message-fetch-field "date")
3284 (message-fetch-field "message-id" t)
3285 (message-fetch-field "references")
3287 (mml-quote-region start end)
3291 (when (re-search-backward message-signature-separator start t)
3292 ;; Also peel off any blank lines before the signature.
3294 (while (looking-at "^[ \t]*$")
3297 (delete-region (point) end)
3298 (unless (search-backward "\n\n" start t)
3299 ;; Insert a blank line if it is peeled off.
3302 (mapc 'funcall functions)
3303 (when message-citation-line-function
3306 (funcall message-citation-line-function))))
3308 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
3309 (defun message-cite-original ()
3310 "Cite function in the standard Message manner."
3311 (if (and (boundp 'mail-citation-hook)
3313 (run-hooks 'mail-citation-hook)
3314 (let* ((start (point))
3318 (when message-indent-citation-function
3319 (if (listp message-indent-citation-function)
3320 message-indent-citation-function
3321 (list message-indent-citation-function))))
3322 ;; This function may be called by `gnus-summary-yank-message' and
3323 ;; may insert a different article from the original. So, we will
3324 ;; modify the value of `message-reply-headers' with that article.
3325 (message-reply-headers
3327 (narrow-to-region start end)
3328 (message-narrow-to-head-1)
3329 (setq x-no-archive (message-fetch-field "x-no-archive"))
3331 (or (message-fetch-field "subject") "none")
3332 (message-fetch-field "from")
3333 (message-fetch-field "date")
3334 (message-fetch-field "message-id" t)
3335 (message-fetch-field "references")
3337 (mml-quote-region start end)
3339 (mapc 'funcall functions)
3340 (when message-citation-line-function
3343 (funcall message-citation-line-function))
3344 (when (and x-no-archive
3345 (not message-cite-articles-with-x-no-archive)
3346 (string-match "yes" x-no-archive))
3348 (delete-region (point) (mark t))
3349 (insert "> [Quoted text removed due to X-No-Archive]\n")
3350 (forward-line -1)))))
3352 (defun message-insert-citation-line ()
3353 "Insert a simple citation line."
3354 (when message-reply-headers
3355 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
3357 (defun message-position-on-field (header &rest afters)
3358 (let ((case-fold-search t))
3361 (goto-char (point-min))
3364 (concat "^" (regexp-quote mail-header-separator) "$"))
3365 (match-beginning 0)))
3366 (goto-char (point-min))
3367 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3369 (re-search-forward "^[^ \t]" nil 'move)
3371 (skip-chars-backward "\n")
3374 (not (re-search-forward
3375 (concat "^" (regexp-quote (car afters)) ":")
3379 (re-search-forward "^[^ \t]" nil 'move)
3380 (beginning-of-line))
3381 (insert header ": \n")
3385 (defun message-remove-signature ()
3386 "Remove the signature from the text between point and mark.
3387 The text will also be indented the normal way."
3389 (let ((start (point))
3391 (if (not (re-search-forward message-signature-separator (mark t) t))
3392 ;; No signature here, so we just indent the cited text.
3393 (message-indent-citation)
3394 ;; Find the last non-empty line.
3396 (while (looking-at "[ \t]*$")
3399 (setq mark (set-marker (make-marker) (point)))
3401 (message-indent-citation)
3402 ;; Enable undoing the deletion.
3404 (delete-region mark (mark t))
3405 (set-marker mark nil)))))
3410 ;;; Sending messages
3413 (defun message-send-and-exit (&optional arg)
3414 "Send message like `message-send', then, if no errors, exit from mail buffer."
3416 (let ((buf (current-buffer))
3417 (actions message-exit-actions))
3418 (when (and (message-send arg)
3420 (if message-kill-buffer-on-exit
3423 (when (eq buf (current-buffer))
3424 (message-bury buf)))
3425 (message-do-actions actions)
3428 (defun message-dont-send ()
3429 "Don't send the message you have been editing.
3430 Instead, just auto-save the buffer and then bury it."
3432 (set-buffer-modified-p t)
3434 (let ((actions message-postpone-actions))
3435 (message-bury (current-buffer))
3436 (message-do-actions actions)))
3438 (defun message-kill-buffer ()
3439 "Kill the current buffer."
3441 (when (or (not (buffer-modified-p))
3442 (yes-or-no-p "Message modified; kill anyway? "))
3443 (let ((actions message-kill-actions)
3444 (draft-article message-draft-article)
3445 (auto-save-file-name buffer-auto-save-file-name)
3446 (file-name buffer-file-name)
3447 (modified (buffer-modified-p)))
3448 (setq buffer-file-name nil)
3449 (kill-buffer (current-buffer))
3450 (when (and (or (and auto-save-file-name
3451 (file-exists-p auto-save-file-name))
3453 (file-exists-p file-name)))
3455 ;; If the message buffer has lived in a dedicated window,
3456 ;; `kill-buffer' has killed the frame. Thus the
3457 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3458 ;; that the user can see the question by raising the
3461 (yes-or-no-p (format "Remove the backup file%s? "
3462 (if modified " too" "")))))
3464 (delete-file auto-save-file-name))
3465 (let ((message-draft-article draft-article))
3466 (message-disassociate-draft)))
3467 (message-do-actions actions))))
3469 (defun message-bury (buffer)
3470 "Bury this mail BUFFER."
3471 (let ((newbuf (other-buffer buffer)))
3472 (bury-buffer buffer)
3473 (if (and (window-dedicated-p (selected-window))
3474 (not (null (delq (selected-frame) (visible-frame-list)))))
3475 (delete-frame (selected-frame))
3476 (switch-to-buffer newbuf))))
3478 (defun message-send (&optional arg)
3479 "Send the message in the current buffer.
3480 If `message-interactive' is non-nil, wait for success indication or
3481 error messages, and inform user.
3482 Otherwise any failure is reported in a message back to the user from
3484 The usage of ARG is defined by the instance that called Message.
3485 It should typically alter the sending method in some way or other."
3487 ;; Make it possible to undo the coming changes.
3489 (let ((inhibit-read-only t))
3490 (put-text-property (point-min) (point-max) 'read-only nil))
3491 (message-fix-before-sending)
3492 (run-hooks 'message-send-hook)
3493 (message message-sending-message)
3494 (let ((alist message-send-method-alist)
3496 elem sent dont-barf-on-no-method
3497 (message-options message-options))
3498 (message-options-set-recipient)
3500 (setq elem (pop alist)))
3501 (when (funcall (cadr elem))
3502 (when (and (or (not (memq (car elem)
3503 message-sent-message-via))
3504 (message-fetch-field "supersedes")
3505 (if (or (message-gnksa-enable-p 'multiple-copies)
3506 (not (eq (car elem) 'news)))
3509 "Already sent message via %s; resend? "
3511 (error "Denied posting -- multiple copies")))
3512 (setq success (funcall (caddr elem) arg)))
3516 (let ((fcc (message-fetch-field "Fcc"))
3517 (gcc (message-fetch-field "Gcc")))
3519 (or (eq message-allow-no-recipients 'always)
3520 (and (not (eq message-allow-no-recipients 'never))
3521 (setq dont-barf-on-no-method
3523 (format "No receiver, perform %s anyway? "
3524 (cond ((and fcc gcc) "Fcc and Gcc")
3527 (error "No methods specified to send by"))
3528 (when (or dont-barf-on-no-method
3532 (run-hooks 'message-sent-hook))
3533 (message "Sending...done")
3534 ;; Mark the buffer as unmodified and delete auto-save.
3535 (set-buffer-modified-p nil)
3536 (delete-auto-save-file-if-necessary t)
3537 (message-disassociate-draft)
3538 ;; Delete other mail buffers and stuff.
3539 (message-do-send-housekeeping)
3540 (message-do-actions message-send-actions)
3544 (defun message-send-via-mail (arg)
3545 "Send the current message via mail."
3546 (message-send-mail arg))
3548 (defun message-send-via-news (arg)
3549 "Send the current message via news."
3550 (funcall message-send-news-function arg))
3552 (defmacro message-check (type &rest forms)
3553 "Eval FORMS if TYPE is to be checked."
3554 `(or (message-check-element ,type)
3558 (put 'message-check 'lisp-indent-function 1)
3559 (put 'message-check 'edebug-form-spec '(form body))
3561 (defun message-text-with-property (prop &optional start end reverse)
3562 "Return a list of start and end positions where the text has PROP.
3563 START and END bound the search, they default to `point-min' and
3564 `point-max' respectively. If REVERSE is non-nil, find text which does
3567 (setq start (point-min)))
3569 (setq end (point-max)))
3573 (setq start (text-property-any start end prop nil)))
3574 (setq next (next-single-property-change start prop nil end))
3575 (push (cons start (or next end)) regions)
3578 (or (get-text-property start prop)
3579 (and (setq start (next-single-property-change
3580 start prop nil end))
3581 (get-text-property start prop))))
3582 (setq next (text-property-any start end prop nil))
3583 (push (cons start (or next end)) regions)
3585 (nreverse regions)))
3587 (defun message-fix-before-sending ()
3588 "Do various things to make the message nice before sending it."
3589 ;; Make sure there's a newline at the end of the message.
3590 (goto-char (point-max))
3593 ;; Make the hidden headers visible.
3595 ;; Sort headers before sending the message.
3596 (message-sort-headers)
3597 ;; Make invisible text visible.
3598 ;; It doesn't seem as if this is useful, since the invisible property
3599 ;; is clobbered by an after-change hook anyhow.
3600 (message-check 'invisible-text
3601 (let ((regions (message-text-with-property 'invisible))
3605 (setq from (caar regions)
3607 regions (cdr regions))
3608 (put-text-property from to 'invisible nil)
3609 (message-overlay-put (message-make-overlay from to)
3611 (unless (yes-or-no-p
3612 "Invisible text found and made visible; continue sending? ")
3613 (error "Invisible text found and made visible")))))
3614 (message-check 'illegible-text
3617 (skip-chars-forward mm-7bit-chars)
3619 (when (let ((char (char-after)))
3620 (or (< (mm-char-int char) 128)
3621 (and (mm-multibyte-p)
3622 (memq (char-charset char)
3623 '(eight-bit-control eight-bit-graphic
3625 (not (get-text-property
3626 (point) 'untranslated-utf-8)))))
3627 (message-overlay-put (message-make-overlay (point) (1+ (point)))
3631 (skip-chars-forward mm-7bit-chars))
3634 (gnus-multiple-choice
3635 "Non-printable characters found. Continue sending?"
3636 '((?d "Remove non-printable characters and send")
3637 (?r "Replace non-printable characters with dots and send")
3638 (?i "Ignore non-printable characters and send")
3639 (?e "Continue editing"))))
3641 (error "Non-printable characters"))
3643 (skip-chars-forward mm-7bit-chars)
3645 (when (let ((char (char-after)))
3646 (or (< (mm-char-int char) 128)
3647 (and (mm-multibyte-p)
3648 ;; Fixme: Wrong for Emacs 22 and for things
3649 ;; like undecable utf-8. Should at least
3650 ;; use find-coding-systems-region.
3651 (memq (char-charset char)
3652 '(eight-bit-control eight-bit-graphic
3654 (not (get-text-property
3655 (point) 'untranslated-utf-8)))))
3657 (message-kill-all-overlays)
3659 (when (eq choice ?r)
3662 (skip-chars-forward mm-7bit-chars))))))
3664 (defun message-add-action (action &rest types)
3665 "Add ACTION to be performed when doing an exit of type TYPES."
3667 (add-to-list (intern (format "message-%s-actions" (pop types)))
3670 (defun message-delete-action (action &rest types)
3671 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3674 (set (setq var (intern (format "message-%s-actions" (pop types))))
3675 (delq action (symbol-value var))))))
3677 (defun message-do-actions (actions)
3678 "Perform all actions in ACTIONS."
3679 ;; Now perform actions on successful sending.
3680 (dolist (action actions)
3683 ;; A simple function.
3686 ;; Something to be evaled.
3690 (defun message-send-mail-partially ()
3691 "Send mail as message/partial."
3692 ;; replace the header delimiter with a blank line
3693 (goto-char (point-min))
3695 (concat "^" (regexp-quote mail-header-separator) "\n"))
3696 (replace-match "\n")
3697 (run-hooks 'message-send-mail-hook)
3698 (let ((p (goto-char (point-min)))
3699 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3700 (curbuf (current-buffer))
3701 (id (message-make-message-id)) (n 1)
3702 plist total header required-mail-headers)
3704 (if (< (point-max) (+ p message-send-mail-partially-limit))
3705 (goto-char (point-max))
3706 (goto-char (+ p message-send-mail-partially-limit))
3708 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3711 (setq total (length plist))
3712 (push (point-max) plist)
3713 (setq plist (nreverse plist))
3716 (setq p (pop plist))
3719 (copy-to-buffer tembuf p (car plist))
3721 (goto-char (point-min))
3724 (goto-char (point-min))
3725 (narrow-to-region (point) (point))
3728 (setq header (buffer-substring (point-min) (point)))
3729 (goto-char (point-min))
3730 (narrow-to-region (point) (point))
3732 (message-remove-header "Mime-Version")
3733 (message-remove-header "Content-Type")
3734 (message-remove-header "Content-Transfer-Encoding")
3735 (message-remove-header "Message-ID")
3736 (message-remove-header "Lines")
3737 (goto-char (point-max))
3738 (insert "Mime-Version: 1.0\n")
3739 (setq header (buffer-string)))
3740 (goto-char (point-max))
3741 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3744 (let ((mail-header-separator ""))
3745 (when (memq 'Message-ID message-required-mail-headers)
3746 (insert "Message-ID: " (message-make-message-id) "\n"))
3747 (when (memq 'Lines message-required-mail-headers)
3748 (insert "Lines: " (message-make-lines) "\n"))
3749 (message-goto-subject)
3751 (insert (format " (%d/%d)" n total))
3753 (mm-with-unibyte-current-buffer
3754 (funcall (or message-send-mail-real-function
3755 message-send-mail-function))))
3757 (setq p (pop plist))
3759 (kill-buffer tembuf))))
3761 (defun message-send-mail (&optional arg)
3762 (require 'mail-utils)
3763 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3764 (case-fold-search nil)
3765 (news (message-news-p))
3766 (mailbuf (current-buffer))
3767 (message-this-is-mail t)
3768 (message-posting-charset
3769 (if (fboundp 'gnus-setup-posting-charset)
3770 (gnus-setup-posting-charset nil)
3771 message-posting-charset))
3772 (headers message-required-mail-headers))
3773 (when message-generate-hashcash
3774 (message "Generating hashcash...")
3775 ;; Wait for calculations already started to finish...
3776 (hashcash-wait-async)
3777 ;; ...and do calculations not already done. mail-add-payment
3778 ;; will leave existing X-Hashcash headers alone.
3780 (message "Generating hashcash...done"))
3782 (message-narrow-to-headers)
3783 ;; Generate the Mail-Followup-To header if the header is not there...
3784 (if (and (message-subscribed-p)
3785 (not (mail-fetch-field "mail-followup-to")))
3788 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3789 message-required-mail-headers))
3790 ;; otherwise, delete the MFT header if the field is empty
3791 (when (equal "" (mail-fetch-field "mail-followup-to"))
3792 (message-remove-header "^Mail-Followup-To:")))
3793 ;; Insert some headers.
3794 (let ((message-deletable-headers
3795 (if news nil message-deletable-headers)))
3796 (message-generate-headers headers))
3797 ;; Let the user do all of the above.
3798 (run-hooks 'message-header-hook))
3803 ;; Avoid copying text props (except hard newlines).
3804 (insert (with-current-buffer mailbuf
3805 (mml-buffer-substring-no-properties-except-hard-newlines
3806 (point-min) (point-max))))
3807 ;; Remove some headers.
3808 (message-encode-message-body)
3810 (message-narrow-to-headers)
3811 ;; We (re)generate the Lines header.
3812 (when (memq 'Lines message-required-mail-headers)
3813 (message-generate-headers '(Lines)))
3814 ;; Remove some headers.
3815 (message-remove-header message-ignored-mail-headers t)
3816 (let ((mail-parse-charset message-default-charset))
3817 (mail-encode-encoded-word-buffer)))
3818 (goto-char (point-max))
3819 ;; require one newline at the end.
3820 (or (= (preceding-char) ?\n)
3822 (message-cleanup-headers)
3823 ;; FIXME: we're inserting the courtesy copy after encoding.
3824 ;; This is wrong if the courtesy copy string contains
3825 ;; non-ASCII characters. -- jh
3828 (message-narrow-to-headers)
3830 (or (message-fetch-field "cc")
3831 (message-fetch-field "bcc")
3832 (message-fetch-field "to"))
3833 (let ((content-type (message-fetch-field
3838 (string= "text/plain"
3840 (mail-header-parse-content-type
3844 (message-fetch-field
3845 "content-transfer-encoding")))))))
3846 (message-insert-courtesy-copy))
3847 (if (or (not message-send-mail-partially-limit)
3848 (< (buffer-size) message-send-mail-partially-limit)
3849 (not (message-y-or-n-p
3850 "The message size is too large, split? "
3854 (/ (buffer-size) 1000) "KB, is too large.
3856 Some mail gateways (MTA's) bounce large messages. To avoid the
3857 problem, answer `y', and the message will be split into several
3858 smaller pieces, the size of each is about "
3859 (/ message-send-mail-partially-limit 1000)
3863 However, some mail readers (MUA's) can't read split messages, i.e.,
3864 mails in message/partially format. Answer `n', and the message will be
3867 The size limit is controlled by `message-send-mail-partially-limit'.
3868 If you always want Gnus to send messages in one piece, set
3869 `message-send-mail-partially-limit' to nil.
3871 (mm-with-unibyte-current-buffer
3872 (message "Sending via mail...")
3873 (funcall (or message-send-mail-real-function
3874 message-send-mail-function)))
3875 (message-send-mail-partially)))
3876 (kill-buffer tembuf))
3877 (set-buffer mailbuf)
3878 (push 'mail message-sent-message-via)))
3880 (defun message-send-mail-with-sendmail ()
3881 "Send off the prepared buffer with sendmail."
3882 (let ((errbuf (if message-interactive
3883 (message-generate-new-buffer-clone-locals
3886 resend-to-addresses delimline)
3889 (let ((case-fold-search t))
3891 (message-narrow-to-headers)
3892 (setq resend-to-addresses (message-fetch-field "resent-to")))
3893 ;; Change header-delimiter to be what sendmail expects.
3894 (goto-char (point-min))
3896 (concat "^" (regexp-quote mail-header-separator) "\n"))
3897 (replace-match "\n")
3899 (setq delimline (point-marker))
3900 (run-hooks 'message-send-mail-hook)
3901 ;; Insert an extra newline if we need it to work around
3902 ;; Sun's bug that swallows newlines.
3903 (goto-char (1+ delimline))
3904 (when (eval message-mailer-swallows-blank-line)
3906 (when message-interactive
3907 (with-current-buffer errbuf
3909 (let* ((default-directory "/")
3910 (coding-system-for-write message-send-coding-system)
3912 'call-process-region
3914 (list (point-min) (point-max)
3915 (if (boundp 'sendmail-program)
3917 "/usr/lib/sendmail")
3918 nil errbuf nil "-oi")
3919 ;; Always specify who from,
3920 ;; since some systems have broken sendmails.
3921 ;; But some systems are more broken with -f, so
3922 ;; we'll let users override this.
3923 (if (null message-sendmail-f-is-evil)
3924 (list "-f" (message-sendmail-envelope-from)))
3925 ;; These mean "report errors by mail"
3926 ;; and "deliver in background".
3927 (if (null message-interactive) '("-oem" "-odb"))
3928 ;; Get the addresses from the message
3929 ;; unless this is a resend.
3930 ;; We must not do that for a resend
3931 ;; because we would find the original addresses.
3932 ;; For a resend, include the specific addresses.
3933 (if resend-to-addresses
3934 (list resend-to-addresses)
3936 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
3937 (error "Sending...failed with exit value %d" cpr)))
3938 (when message-interactive
3941 (goto-char (point-min))
3942 (while (re-search-forward "\n+ *" nil t)
3943 (replace-match "; "))
3944 (if (not (zerop (buffer-size)))
3945 (error "Sending...failed to %s"
3946 (buffer-string))))))
3947 (when (bufferp errbuf)
3948 (kill-buffer errbuf)))))
3950 (defun message-send-mail-with-qmail ()
3951 "Pass the prepared message buffer to qmail-inject.
3952 Refer to the documentation for the variable `message-send-mail-function'
3953 to find out how to use this."
3954 ;; replace the header delimiter with a blank line
3955 (goto-char (point-min))
3957 (concat "^" (regexp-quote mail-header-separator) "\n"))
3958 (replace-match "\n")
3959 (run-hooks 'message-send-mail-hook)
3962 (let ((coding-system-for-write message-send-coding-system))
3964 'call-process-region (point-min) (point-max)
3965 message-qmail-inject-program nil nil nil
3966 ;; qmail-inject's default behaviour is to look for addresses on the
3967 ;; command line; if there're none, it scans the headers.
3968 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
3970 ;; in general, ALL of qmail-inject's defaults are perfect for simply
3971 ;; reading a formatted (i. e., at least a To: or Resent-To header)
3972 ;; message from stdin.
3974 ;; qmail also has the advantage of not having been raped by
3975 ;; various vendors, so we don't have to allow for that, either --
3976 ;; compare this with message-send-mail-with-sendmail and weep
3977 ;; for sendmail's lost innocence.
3979 ;; all this is way cool coz it lets us keep the arguments entirely
3980 ;; free for -inject-arguments -- a big win for the user and for us
3981 ;; since we don't have to play that double-guessing game and the user
3982 ;; gets full control (no gestapo'ish -f's, for instance). --sj
3983 (if (functionp message-qmail-inject-args)
3984 (funcall message-qmail-inject-args)
3985 message-qmail-inject-args)))
3986 ;; qmail-inject doesn't say anything on it's stdout/stderr,
3987 ;; we have to look at the retval instead
3989 (100 (error "qmail-inject reported permanent failure"))
3990 (111 (error "qmail-inject reported transient failure"))
3991 ;; should never happen
3992 (t (error "qmail-inject reported unknown failure"))))
3994 (defun message-send-mail-with-mh ()
3995 "Send the prepared message buffer with mh."
3996 (let ((mh-previous-window-config nil)
3997 (name (mh-new-draft-name)))
3998 (setq buffer-file-name name)
3999 ;; MH wants to generate these headers itself.
4000 (when message-mh-deletable-headers
4001 (let ((headers message-mh-deletable-headers))
4003 (goto-char (point-min))
4004 (and (re-search-forward
4005 (concat "^" (symbol-name (car headers)) ": *") nil t)
4006 (message-delete-line))
4008 (run-hooks 'message-send-mail-hook)
4009 ;; Pass it on to mh.
4012 (defun message-smtpmail-send-it ()
4013 "Send the prepared message buffer with `smtpmail-send-it'.
4014 This only differs from `smtpmail-send-it' that this command evaluates
4015 `message-send-mail-hook' just before sending a message. It is useful
4016 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4017 manual for details."
4018 (run-hooks 'message-send-mail-hook)
4021 (defun message-canlock-generate ()
4022 "Return a string that is non-trivial to guess.
4023 Do not use this for anything important, it is cryptographically weak."
4025 (let (sha1-maximum-internal-length)
4026 (sha1 (concat (message-unique-id)
4027 (format "%x%x%x" (random) (random t) (random))
4028 (prin1-to-string (recent-keys))
4029 (prin1-to-string (garbage-collect))))))
4031 (defun message-canlock-password ()
4032 "The password used by message for cancel locks.
4033 This is the value of `canlock-password', if that option is non-nil.
4034 Otherwise, generate and save a value for `canlock-password' first."
4035 (unless canlock-password
4036 (customize-save-variable 'canlock-password (message-canlock-generate))
4037 (setq canlock-password-for-verify canlock-password))
4040 (defun message-insert-canlock ()
4041 (when message-insert-canlock
4042 (message-canlock-password)
4043 (canlock-insert-header)))
4045 (defun message-send-news (&optional arg)
4046 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4047 (case-fold-search nil)
4048 (method (if (functionp message-post-method)
4049 (funcall message-post-method arg)
4050 message-post-method))
4051 (newsgroups-field (save-restriction
4052 (message-narrow-to-headers-or-head)
4053 (message-fetch-field "Newsgroups")))
4054 (followup-field (save-restriction
4055 (message-narrow-to-headers-or-head)
4056 (message-fetch-field "Followup-To")))
4057 ;; BUG: We really need to get the charset for each name in the
4058 ;; Newsgroups and Followup-To lines to allow crossposting
4059 ;; between group namess with incompatible character sets.
4060 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4061 (group-field-charset
4062 (gnus-group-name-charset method newsgroups-field))
4063 (followup-field-charset
4064 (gnus-group-name-charset method (or followup-field "")))
4065 (rfc2047-header-encoding-alist
4066 (append (when group-field-charset
4067 (list (cons "Newsgroups" group-field-charset)))
4068 (when followup-field-charset
4069 (list (cons "Followup-To" followup-field-charset)))
4070 rfc2047-header-encoding-alist))
4071 (messbuf (current-buffer))
4072 (message-syntax-checks
4074 (listp message-syntax-checks))
4075 (cons '(existing-newsgroups . disabled)
4076 message-syntax-checks)
4077 message-syntax-checks))
4078 (message-this-is-news t)
4079 (message-posting-charset
4080 (gnus-setup-posting-charset newsgroups-field))
4082 (if (not (message-check-news-body-syntax))
4085 (message-narrow-to-headers)
4086 ;; Insert some headers.
4087 (message-generate-headers message-required-news-headers)
4088 (message-insert-canlock)
4089 ;; Let the user do all of the above.
4090 (run-hooks 'message-header-hook))
4091 ;; Note: This check will be disabled by the ".*" default value for
4092 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4093 (when (and group-field-charset
4094 (listp message-syntax-checks))
4095 (setq message-syntax-checks
4096 (cons '(valid-newsgroups . disabled)
4097 message-syntax-checks)))
4098 (message-cleanup-headers)
4099 (if (not (let ((message-post-method method))
4100 (message-check-news-syntax)))
4105 (buffer-disable-undo)
4107 ;; Avoid copying text props (except hard newlines).
4109 (with-current-buffer messbuf
4110 (mml-buffer-substring-no-properties-except-hard-newlines
4111 (point-min) (point-max))))
4112 (message-encode-message-body)
4113 ;; Remove some headers.
4115 (message-narrow-to-headers)
4116 ;; We (re)generate the Lines header.
4117 (when (memq 'Lines message-required-mail-headers)
4118 (message-generate-headers '(Lines)))
4119 ;; Remove some headers.
4120 (message-remove-header message-ignored-news-headers t)
4121 (let ((mail-parse-charset message-default-charset))
4122 (mail-encode-encoded-word-buffer)))
4123 (goto-char (point-max))
4124 ;; require one newline at the end.
4125 (or (= (preceding-char) ?\n)
4127 (let ((case-fold-search t))
4128 ;; Remove the delimiter.
4129 (goto-char (point-min))
4131 (concat "^" (regexp-quote mail-header-separator) "\n"))
4132 (replace-match "\n")
4134 (run-hooks 'message-send-news-hook)
4135 (gnus-open-server method)
4136 (message "Sending news via %s..." (gnus-server-string method))
4137 (setq result (let ((mail-header-separator ""))
4138 (gnus-request-post method))))
4139 (kill-buffer tembuf))
4140 (set-buffer messbuf)
4142 (push 'news message-sent-message-via)
4143 (message "Couldn't send message via news: %s"
4144 (nnheader-get-report (car method)))
4148 ;;; Header generation & syntax checking.
4151 (defun message-check-element (type)
4152 "Return non-nil if this TYPE is not to be checked."
4153 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4155 (let ((able (assq type message-syntax-checks)))
4157 (eq (cdr able) 'disabled)))))
4159 (defun message-check-news-syntax ()
4160 "Check the syntax of the message."
4164 ;; We narrow to the headers and check them first.
4167 (message-narrow-to-headers)
4168 (message-check-news-header-syntax))))))
4170 (defun message-check-news-header-syntax ()
4172 ;; Check Newsgroups header.
4173 (message-check 'newsgroups
4174 (let ((group (message-fetch-field "newsgroups")))
4177 (not (string-match "\\`[ \t]*\\'" group)))
4180 "The newsgroups field is empty or missing. Posting is denied.")))))
4181 ;; Check the Subject header.
4182 (message-check 'subject
4183 (let* ((case-fold-search t)
4184 (subject (message-fetch-field "subject")))
4187 (not (string-match "\\`[ \t]*\\'" subject)))
4190 "The subject field is empty or missing. Posting is denied.")))))
4191 ;; Check for commands in Subject.
4192 (message-check 'subject-cmsg
4193 (if (string-match "^cmsg " (message-fetch-field "subject"))
4195 "The control code \"cmsg\" is in the subject. Really post? ")
4197 ;; Check long header lines.
4198 (message-check 'long-header-lines
4199 (let ((start (point))
4203 (while (and (not found)
4204 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4205 (if (> (- (point) (match-beginning 0)) 998)
4207 length (- (point) (match-beginning 0)))
4208 (setq header (match-string-no-properties 1)))
4209 (setq start (match-beginning 0))
4212 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4215 ;; Check for multiple identical headers.
4216 (message-check 'multiple-headers
4218 (while (and (not found)
4219 (re-search-forward "^[^ \t:]+: " nil t))
4221 (or (re-search-forward
4226 (match-beginning 0) (- (match-end 0) 2))))
4231 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4233 ;; Check for Version and Sendsys.
4234 (message-check 'sendsys
4235 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4237 (format "The article contains a %s command. Really post? "
4238 (buffer-substring (match-beginning 0)
4239 (1- (match-end 0)))))
4241 ;; See whether we can shorten Followup-To.
4242 (message-check 'shorten-followup-to
4243 (let ((newsgroups (message-fetch-field "newsgroups"))
4244 (followup-to (message-fetch-field "followup-to"))
4246 (when (and newsgroups
4247 (string-match "," newsgroups)
4252 (setq to (completing-read
4253 "Followups to (default: no Followup-To header) "
4256 (message-tokenize-header
4258 (goto-char (point-min))
4259 (insert "Followup-To: " to "\n"))
4261 ;; Check "Shoot me".
4262 (message-check 'shoot
4263 (if (re-search-forward
4264 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4265 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4267 ;; Check for Approved.
4268 (message-check 'approved
4269 (if (re-search-forward "^Approved:" nil t)
4270 (y-or-n-p "The article contains an Approved header. Really post? ")
4272 ;; Check the Message-ID header.
4273 (message-check 'message-id
4274 (let* ((case-fold-search t)
4275 (message-id (message-fetch-field "message-id" t)))
4276 (or (not message-id)
4277 ;; Is there an @ in the ID?
4278 (and (string-match "@" message-id)
4279 ;; Is there a dot in the ID?
4280 (string-match "@[^.]*\\." message-id)
4281 ;; Does the ID end with a dot?
4282 (not (string-match "\\.>" message-id)))
4284 (format "The Message-ID looks strange: \"%s\". Really post? "
4286 ;; Check the Newsgroups & Followup-To headers.
4287 (message-check 'existing-newsgroups
4288 (let* ((case-fold-search t)
4289 (newsgroups (message-fetch-field "newsgroups"))
4290 (followup-to (message-fetch-field "followup-to"))
4291 (groups (message-tokenize-header
4293 (concat newsgroups "," followup-to)
4295 (post-method (if (functionp message-post-method)
4296 (funcall message-post-method)
4297 message-post-method))
4298 ;; KLUDGE to handle nnvirtual groups. Doing this right
4299 ;; would probably involve a new nnoo function.
4300 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4301 (method (if (and (consp post-method)
4302 (eq (car post-method) 'nnvirtual)
4303 gnus-message-group-art)
4304 (let ((group (car (nnvirtual-find-group-art
4305 (car gnus-message-group-art)
4306 (cdr gnus-message-group-art)))))
4307 (gnus-find-method-for-group group))
4311 (gnus-group-name-decode
4312 (gnus-group-real-name n)
4313 (gnus-group-name-charset method n)))
4314 (gnus-groups-from-server method)))
4317 (when (and (not (equal (car groups) "poster"))
4318 (not (member (car groups) known-groups))
4319 (not (member (car groups) errors)))
4320 (push (car groups) errors))
4323 ;; Gnus is not running.
4324 ((or (not (and (boundp 'gnus-active-hashtb)
4325 gnus-active-hashtb))
4326 (not (boundp 'gnus-read-active-file)))
4328 ;; We don't have all the group names.
4329 ((and (or (not gnus-read-active-file)
4330 (eq gnus-read-active-file 'some))
4334 "Really use %s possibly unknown group%s: %s? "
4335 (if (= (length errors) 1) "this" "these")
4336 (if (= (length errors) 1) "" "s")
4337 (mapconcat 'identity errors ", "))))
4338 ;; There were no errors.
4341 ;; There are unknown groups.
4345 "Really post to %s unknown group%s: %s? "
4346 (if (= (length errors) 1) "this" "these")
4347 (if (= (length errors) 1) "" "s")
4348 (mapconcat 'identity errors ", ")))))))
4349 ;; Check continuation headers.
4350 (message-check 'continuation-headers
4351 (goto-char (point-min))
4352 (let ((do-posting t))
4353 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
4354 (if (y-or-n-p "Fix continuation lines? ")
4356 (goto-char (match-beginning 0))
4358 (unless (y-or-n-p "Send anyway? ")
4359 (setq do-posting nil))))
4361 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4362 (message-check 'valid-newsgroups
4363 (let ((case-fold-search t)
4364 (headers '("Newsgroups" "Followup-To"))
4366 (while (and headers (not error))
4367 (when (setq header (mail-fetch-field (car headers)))
4371 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4376 (not (string-match "\\.\\'\\|\\.\\." g)))
4377 (message-tokenize-header header ","))))
4384 (format "The %s header looks odd: \"%s\". Really post? "
4385 (car headers) header)))))
4386 (message-check 'repeated-newsgroups
4387 (let ((case-fold-search t)
4388 (headers '("Newsgroups" "Followup-To"))
4389 header error groups group)
4392 (when (setq header (mail-fetch-field (pop headers)))
4393 (setq groups (message-tokenize-header header ","))
4394 (while (setq group (pop groups))
4395 (when (member group groups)
4401 (format "Group %s is repeated in headers. Really post? " error)))))
4402 ;; Check the From header.
4403 (message-check 'from
4404 (let* ((case-fold-search t)
4405 (from (message-fetch-field "from"))
4409 (message "There is no From line. Posting is denied.")
4411 ((or (not (string-match
4413 (setq ad (nth 1 (mail-extract-address-components
4414 from))))) ;larsi@ifi
4415 (string-match "\\.\\." ad) ;larsi@ifi..uio
4416 (string-match "@\\." ad) ;larsi@.ifi.uio
4417 (string-match "\\.$" ad) ;larsi@ifi.uio.
4418 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4419 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4421 "Denied posting -- the From looks strange: \"%s\"." from)
4423 ((let ((addresses (rfc822-addresses from)))
4424 (while (and addresses
4425 (not (eq (string-to-char (car addresses)) ?\()))
4426 (setq addresses (cdr addresses)))
4429 "Denied posting -- bad From address: \"%s\"." from)
4432 ;; Check the Reply-To header.
4433 (message-check 'reply-to
4434 (let* ((case-fold-search t)
4435 (reply-to (message-fetch-field "reply-to"))
4440 ((string-match "," reply-to)
4442 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4444 ((or (not (string-match
4446 (setq ad (nth 1 (mail-extract-address-components
4447 reply-to))))) ;larsi@ifi
4448 (string-match "\\.\\." ad) ;larsi@ifi..uio
4449 (string-match "@\\." ad) ;larsi@.ifi.uio
4450 (string-match "\\.$" ad) ;larsi@ifi.uio.
4451 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4452 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4455 "The Reply-To looks strange: \"%s\". Really post? "
4459 (defun message-check-news-body-syntax ()
4461 ;; Check for long lines.
4462 (message-check 'long-lines
4463 (goto-char (point-min))
4465 (concat "^" (regexp-quote mail-header-separator) "$"))
4469 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4472 (< (- (point) p) 80)))
4473 (zerop (forward-line 1))))
4477 "You have lines longer than 79 characters. Really post? ")))
4478 ;; Check whether the article is empty.
4479 (message-check 'empty
4480 (goto-char (point-min))
4482 (concat "^" (regexp-quote mail-header-separator) "$"))
4485 (goto-char (point-max))
4486 (re-search-backward message-signature-separator nil t)
4488 (or (re-search-backward "[^ \n\t]" b t)
4489 (if (message-gnksa-enable-p 'empty-article)
4490 (y-or-n-p "Empty article. Really post? ")
4491 (message "Denied posting -- Empty article.")
4493 ;; Check for control characters.
4494 (message-check 'control-chars
4495 (if (re-search-forward
4496 (mm-string-as-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
4499 "The article contains control characters. Really post? ")
4501 ;; Check excessive size.
4502 (message-check 'size
4503 (if (> (buffer-size) 60000)
4505 (format "The article is %d octets long. Really post? "
4508 ;; Check whether any new text has been added.
4509 (message-check 'new-text
4511 (not message-checksum)
4512 (not (eq (message-checksum) message-checksum))
4513 (if (message-gnksa-enable-p 'quoted-text-only)
4515 "It looks like no new text has been added. Really post? ")
4516 (message "Denied posting -- no new text has been added.")
4518 ;; Check the length of the signature.
4519 (message-check 'signature
4520 (goto-char (point-max))
4521 (if (> (count-lines (point) (point-max)) 5)
4524 "Your .sig is %d lines; it should be max 4. Really post? "
4525 (1- (count-lines (point) (point-max)))))
4527 ;; Ensure that text follows last quoted portion.
4528 (message-check 'quoting-style
4529 (goto-char (point-max))
4530 (let ((no-problem t))
4531 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4532 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4535 (if (message-gnksa-enable-p 'quoted-text-only)
4536 (y-or-n-p "Your text should follow quoted text. Really post? ")
4538 (goto-char (point-min))
4540 (concat "^" (regexp-quote mail-header-separator) "$"))
4541 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4542 (y-or-n-p "Your text should follow quoted text. Really post? ")
4543 (message "Denied posting -- only quoted text.")
4546 (defun message-checksum ()
4547 "Return a \"checksum\" for the current buffer."
4550 (goto-char (point-min))
4552 (concat "^" (regexp-quote mail-header-separator) "$"))
4554 (when (not (looking-at "[ \t\n]"))
4555 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4560 (defun message-do-fcc ()
4561 "Process Fcc headers in the current buffer."
4562 (let ((case-fold-search t)
4563 (buf (current-buffer))
4565 (mml-externalize-attachments message-fcc-externalize-attachments))
4568 (message-narrow-to-headers)
4569 (setq file (message-fetch-field "fcc" t)))
4571 (set-buffer (get-buffer-create " *message temp*"))
4573 (insert-buffer-substring buf)
4574 (message-encode-message-body)
4576 (message-narrow-to-headers)
4577 (while (setq file (message-fetch-field "fcc" t))
4579 (message-remove-header "fcc" nil t))
4580 (let ((mail-parse-charset message-default-charset)
4581 (rfc2047-header-encoding-alist
4582 (cons '("Newsgroups" . default)
4583 rfc2047-header-encoding-alist)))
4584 (mail-encode-encoded-word-buffer)))
4585 (goto-char (point-min))
4586 (when (re-search-forward
4587 (concat "^" (regexp-quote mail-header-separator) "$")
4589 (replace-match "" t t ))
4590 ;; Process FCC operations.
4592 (setq file (pop list))
4593 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4594 ;; Pipe the article to the program in question.
4595 (call-process-region (point-min) (point-max) shell-file-name
4596 nil nil nil shell-command-switch
4597 (match-string 1 file))
4598 ;; Save the article.
4599 (setq file (expand-file-name file))
4600 (unless (file-exists-p (file-name-directory file))
4601 (make-directory (file-name-directory file) t))
4602 (if (and message-fcc-handler-function
4603 (not (eq message-fcc-handler-function 'rmail-output)))
4604 (funcall message-fcc-handler-function file)
4605 (if (and (file-readable-p file) (mail-file-babyl-p file))
4606 (rmail-output file 1 nil t)
4607 (let ((mail-use-rfc822 t))
4608 (rmail-output file 1 t t))))))
4609 (kill-buffer (current-buffer))))))
4611 (defun message-output (filename)
4612 "Append this article to Unix/babyl mail file FILENAME."
4613 (if (and (file-readable-p filename)
4614 (mail-file-babyl-p filename))
4615 (gnus-output-to-rmail filename t)
4616 (gnus-output-to-mail filename t)))
4618 (defun message-cleanup-headers ()
4619 "Do various automatic cleanups of the headers."
4620 ;; Remove empty lines in the header.
4622 (message-narrow-to-headers)
4623 ;; Remove blank lines.
4624 (while (re-search-forward "^[ \t]*\n" nil t)
4625 (replace-match "" t t))
4627 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4628 ;; spaces to comma and eliminate spaces around commas. Eliminate
4629 ;; embedded line breaks.
4630 (goto-char (point-min))
4631 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4635 (if (re-search-forward "^[^ \t]" nil t)
4639 (goto-char (point-min))
4640 (while (re-search-forward "\n[ \t]+" nil t)
4641 (replace-match " " t t)) ;No line breaks (too confusing)
4642 (goto-char (point-min))
4643 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4644 (replace-match "," t t))
4645 (goto-char (point-min))
4646 ;; Remove trailing commas.
4647 (when (re-search-forward ",+$" nil t)
4648 (replace-match "" t t))))))
4650 (defun message-make-date (&optional now)
4651 "Make a valid data header.
4652 If NOW, use that time instead."
4653 (let ((system-time-locale "C"))
4654 (format-time-string "%a, %d %b %Y %T %z" now)))
4656 (defun message-make-message-id ()
4657 "Make a unique Message-ID."
4658 (concat "<" (message-unique-id)
4659 (let ((psubject (save-excursion (message-fetch-field "subject")))
4661 (save-excursion (message-fetch-field "supersedes"))))
4663 (and message-reply-headers
4664 (mail-header-references message-reply-headers)
4665 (mail-header-subject message-reply-headers)
4668 (message-strip-subject-re
4669 (mail-header-subject message-reply-headers))
4670 (message-strip-subject-re psubject))))
4672 (string-match "_-_@" psupersedes)))
4674 "@" (message-make-fqdn) ">"))
4676 (defvar message-unique-id-char nil)
4678 ;; If you ever change this function, make sure the new version
4679 ;; cannot generate IDs that the old version could.
4680 ;; You might for example insert a "." somewhere (not next to another dot
4681 ;; or string boundary), or modify the "fsf" string.
4682 (defun message-unique-id ()
4683 ;; Don't use microseconds from (current-time), they may be unsupported.
4684 ;; Instead we use this randomly inited counter.
4685 (setq message-unique-id-char
4686 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4687 ;; (current-time) returns 16-bit ints,
4688 ;; and 2^16*25 just fits into 4 digits i base 36.
4690 (let ((tm (current-time)))
4692 (if (memq system-type '(ms-dos emx vax-vms))
4693 (let ((user (downcase (user-login-name))))
4694 (while (string-match "[^a-z0-9_]" user)
4695 (aset user (match-beginning 0) ?_))
4697 (message-number-base36 (user-uid) -1))
4698 (message-number-base36 (+ (car tm)
4699 (lsh (% message-unique-id-char 25) 16)) 4)
4700 (message-number-base36 (+ (nth 1 tm)
4701 (lsh (/ message-unique-id-char 25) 16)) 4)
4702 ;; Append a given name, because while the generated ID is unique
4703 ;; to this newsreader, other newsreaders might otherwise generate
4704 ;; the same ID via another algorithm.
4707 (defun message-number-base36 (num len)
4712 (concat (message-number-base36 (/ num 36) (1- len))
4713 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4716 (defun message-make-organization ()
4717 "Make an Organization header."
4718 (let* ((organization
4719 (when message-user-organization
4720 (if (functionp message-user-organization)
4721 (funcall message-user-organization)
4722 message-user-organization))))
4724 (mm-enable-multibyte)
4725 (cond ((stringp organization)
4726 (insert organization))
4727 ((and (eq t organization)
4728 message-user-organization-file
4729 (file-exists-p message-user-organization-file))
4730 (insert-file-contents message-user-organization-file)))
4731 (goto-char (point-min))
4732 (while (re-search-forward "[\t\n]+" nil t)
4733 (replace-match "" t t))
4734 (unless (zerop (buffer-size))
4737 (defun message-make-lines ()
4738 "Count the number of lines and return numeric string."
4743 (int-to-string (count-lines (point) (point-max))))))
4745 (defun message-make-references ()
4746 "Return the References header for this message."
4747 (when message-reply-headers
4748 (let ((message-id (mail-header-message-id message-reply-headers))
4749 (references (mail-header-references message-reply-headers))
4751 (if (or references message-id)
4752 (concat (or references "") (and references " ")
4756 (defun message-make-in-reply-to ()
4757 "Return the In-Reply-To header for this message."
4758 (when message-reply-headers
4759 (let ((from (mail-header-from message-reply-headers))
4760 (date (mail-header-date message-reply-headers))
4761 (msg-id (mail-header-message-id message-reply-headers)))
4763 (let ((name (mail-extract-address-components from)))
4764 (concat msg-id (if msg-id " (")
4768 (if (or (not date) (string= date ""))
4769 "(unknown date)" date)
4770 "\"" (if msg-id ")")))))))
4772 (defun message-make-distribution ()
4773 "Make a Distribution header."
4774 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4775 (cond ((functionp message-distribution-function)
4776 (funcall message-distribution-function))
4777 (t orig-distribution))))
4779 (defun message-make-expires ()
4780 "Return an Expires header based on `message-expires'."
4781 (let ((current (current-time))
4782 (future (* 1.0 message-expires 60 60 24)))
4783 ;; Add the future to current.
4784 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4785 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4786 (message-make-date current)))
4788 (defun message-make-path ()
4790 (let ((login-name (user-login-name)))
4791 (cond ((null message-user-path)
4792 (concat (system-name) "!" login-name))
4793 ((stringp message-user-path)
4794 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4795 (concat message-user-path "!" login-name))
4798 (defun message-make-from ()
4799 "Make a From header."
4800 (let* ((style message-from-style)
4801 (login (message-make-address))
4803 (or (and (boundp 'user-full-name)
4806 (when (string= fullname "&")
4807 (setq fullname (user-login-name)))
4809 (mm-enable-multibyte)
4812 (equal fullname ""))
4814 ((or (eq style 'angles)
4815 (and (not (eq style 'parens))
4816 ;; Use angles if no quoting is needed, or if parens would
4817 ;; need quoting too.
4818 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4819 (let ((tmp (concat fullname nil)))
4820 (while (string-match "([^()]*)" tmp)
4821 (aset tmp (match-beginning 0) ?-)
4822 (aset tmp (1- (match-end 0)) ?-))
4823 (string-match "[\\()]" tmp)))))
4825 (goto-char (point-min))
4826 ;; Look for a character that cannot appear unquoted
4827 ;; according to RFC 822.
4828 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
4829 ;; Quote fullname, escaping specials.
4830 (goto-char (point-min))
4832 (while (re-search-forward "[\"\\]" nil 1)
4833 (replace-match "\\\\\\&" t))
4835 (insert " <" login ">"))
4836 (t ; 'parens or default
4838 (let ((fullname-start (point)))
4840 (goto-char fullname-start)
4841 ;; RFC 822 says \ and nonmatching parentheses
4842 ;; must be escaped in comments.
4843 ;; Escape every instance of ()\ ...
4844 (while (re-search-forward "[()\\]" nil 1)
4845 (replace-match "\\\\\\&" t))
4846 ;; ... then undo escaping of matching parentheses,
4847 ;; including matching nested parentheses.
4848 (goto-char fullname-start)
4849 (while (re-search-forward
4850 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4852 (replace-match "\\1(\\3)" t)
4853 (goto-char fullname-start)))
4857 (defun message-make-sender ()
4858 "Return the \"real\" user address.
4859 This function tries to ignore all user modifications, and
4860 give as trustworthy answer as possible."
4861 (concat (user-login-name) "@" (system-name)))
4863 (defun message-make-address ()
4864 "Make the address of the user."
4865 (or (message-user-mail-address)
4866 (concat (user-login-name) "@" (message-make-domain))))
4868 (defun message-user-mail-address ()
4869 "Return the pertinent part of `user-mail-address'."
4870 (when (and user-mail-address
4871 (string-match "@.*\\." user-mail-address))
4872 (if (string-match " " user-mail-address)
4873 (nth 1 (mail-extract-address-components user-mail-address))
4874 user-mail-address)))
4876 (defun message-sendmail-envelope-from ()
4877 "Return the envelope from."
4878 (cond ((eq message-sendmail-envelope-from 'header)
4879 (nth 1 (mail-extract-address-components
4880 (message-fetch-field "from"))))
4881 ((stringp message-sendmail-envelope-from)
4882 message-sendmail-envelope-from)
4884 (message-make-address))))
4886 (defun message-make-fqdn ()
4887 "Return user's fully qualified domain name."
4888 (let* ((system-name (system-name))
4889 (user-mail (message-user-mail-address))
4892 (string-match "@\\(.*\\)\\'" user-mail))
4893 (match-string 1 user-mail)))
4894 (case-fold-search t))
4896 ((and message-user-fqdn
4897 (stringp message-user-fqdn)
4898 (string-match message-valid-fqdn-regexp message-user-fqdn)
4899 (not (string-match message-bogus-system-names message-user-fqdn)))
4901 ;; `message-user-fqdn' seems to be valid
4902 ((and (string-match message-valid-fqdn-regexp system-name)
4903 (not (string-match message-bogus-system-names system-name)))
4904 ;; `system-name' returned the right result.
4906 ;; Try `mail-host-address'.
4907 ((and (boundp 'mail-host-address)
4908 (stringp mail-host-address)
4909 (string-match message-valid-fqdn-regexp mail-host-address)
4910 (not (string-match message-bogus-system-names mail-host-address)))
4912 ;; We try `user-mail-address' as a backup.
4914 (stringp user-domain)
4915 (string-match message-valid-fqdn-regexp user-domain)
4916 (not (string-match message-bogus-system-names user-domain)))
4918 ;; Default to this bogus thing.
4921 ".i-did-not-set--mail-host-address--so-tickle-me")))))
4923 (defun message-make-host-name ()
4924 "Return the name of the host."
4925 (let ((fqdn (message-make-fqdn)))
4926 (string-match "^[^.]+\\." fqdn)
4927 (substring fqdn 0 (1- (match-end 0)))))
4929 (defun message-make-domain ()
4930 "Return the domain name."
4931 (or mail-host-address
4932 (message-make-fqdn)))
4934 (defun message-to-list-only ()
4935 "Send a message to the list only.
4936 Remove all addresses but the list address from To and Cc headers."
4938 (let ((listaddr (message-make-mail-followup-to t)))
4941 (message-remove-header "to")
4942 (message-remove-header "cc")
4943 (message-position-on-field "To" "X-Draft-From")
4944 (insert listaddr)))))
4946 (defun message-make-mail-followup-to (&optional only-show-subscribed)
4947 "Return the Mail-Followup-To header.
4948 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
4949 subscribed address (and not the additional To and Cc header contents)."
4950 (let* ((case-fold-search t)
4951 (to (message-fetch-field "To"))
4952 (cc (message-fetch-field "cc"))
4953 (msg-recipients (concat to (and to cc ", ") cc))
4955 (mapcar 'mail-strip-quoted-names
4956 (message-tokenize-header msg-recipients)))
4958 (if message-subscribed-address-file
4959 (let (begin end item re)
4962 (insert-file-contents message-subscribed-address-file)
4964 (setq begin (point))
4967 (if (bolp) (setq end (1- end)))
4968 (setq item (regexp-quote (buffer-substring begin end)))
4969 (if re (setq re (concat re "\\|" item))
4970 (setq re (concat "\\`\\(" item))))
4971 (and re (list (concat re "\\)\\'"))))))))
4972 (mft-regexps (apply 'append message-subscribed-regexps
4973 (mapcar 'regexp-quote
4974 message-subscribed-addresses)
4977 message-subscribed-address-functions))))
4979 (let ((subscribed-lists nil)
4981 (loop for recipient in recipients
4982 when (loop for regexp in mft-regexps
4983 when (string-match regexp recipient) return t)
4986 (if only-show-subscribed
4988 msg-recipients))))))
4990 (defun message-idna-to-ascii-rhs-1 (header)
4991 "Interactively potentially IDNA encode domain names in HEADER."
4992 (let ((field (message-fetch-field header))
4995 (dolist (address (mail-header-parse-addresses field))
4996 (setq address (car address)
4997 rhs (downcase (or (cadr (split-string address "@")) ""))
4998 ace (downcase (idna-to-ascii rhs)))
4999 (when (and (not (equal rhs ace))
5000 (or (not (eq message-use-idna 'ask))
5001 (y-or-n-p (format "Replace %s with %s? " rhs ace))))
5002 (goto-char (point-min))
5003 (while (re-search-forward (concat "^" header ":") nil t)
5004 (message-narrow-to-field)
5005 (while (search-forward (concat "@" rhs) nil t)
5006 (replace-match (concat "@" ace) t t))
5007 (goto-char (point-max))
5010 (defun message-idna-to-ascii-rhs ()
5011 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5012 See `message-idna-encode'."
5014 (when message-use-idna
5017 (message-narrow-to-head)
5018 (message-idna-to-ascii-rhs-1 "From")
5019 (message-idna-to-ascii-rhs-1 "To")
5020 (message-idna-to-ascii-rhs-1 "Reply-To")
5021 (message-idna-to-ascii-rhs-1 "Cc")))))
5023 (defun message-generate-headers (headers)
5024 "Prepare article HEADERS.
5025 Headers already prepared in the buffer are not modified."
5026 (setq headers (append headers message-required-headers))
5028 (message-narrow-to-headers)
5029 (let* ((Date (message-make-date))
5030 (Message-ID (message-make-message-id))
5031 (Organization (message-make-organization))
5032 (From (message-make-from))
5033 (Path (message-make-path))
5036 (In-Reply-To (message-make-in-reply-to))
5037 (References (message-make-references))
5039 (Distribution (message-make-distribution))
5040 (Lines (message-make-lines))
5041 (User-Agent message-newsreader)
5042 (Expires (message-make-expires))
5043 (case-fold-search t)
5045 header value elem header-string)
5046 ;; First we remove any old generated headers.
5047 (let ((headers message-deletable-headers))
5048 (unless (buffer-modified-p)
5049 (setq headers (delq 'Message-ID (copy-sequence headers))))
5051 (goto-char (point-min))
5052 (and (re-search-forward
5053 (concat "^" (symbol-name (car headers)) ": *") nil t)
5054 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5055 (message-delete-line))
5057 ;; Go through all the required headers and see if they are in the
5058 ;; articles already. If they are not, or are empty, they are
5059 ;; inserted automatically - except for Subject, Newsgroups and
5062 (goto-char (point-min))
5063 (setq elem (pop headers))
5065 (if (eq (car elem) 'optional)
5066 (setq header (cdr elem)
5068 (setq header (car elem)))
5070 (setq header-string (if (stringp header)
5072 (symbol-name header)))
5073 (when (or (not (re-search-forward
5075 (regexp-quote (downcase header-string))
5079 ;; The header was found. We insert a space after the
5080 ;; colon, if there is none.
5081 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5082 ;; Find out whether the header is empty.
5083 (looking-at "[ \t]*\n[^ \t]")))
5084 ;; So we find out what value we should insert.
5088 (eq (car elem) 'optional)
5089 (not (member header-string message-inserted-headers)))
5090 ;; This is an optional header. If the cdr of this
5091 ;; is something that is nil, then we do not insert
5093 (setq header (cdr elem))
5094 (or (and (functionp (cdr elem))
5095 (funcall (cdr elem)))
5096 (and (boundp (cdr elem))
5097 (symbol-value (cdr elem)))))
5099 ;; The element is a cons. Either the cdr is a
5100 ;; string to be inserted verbatim, or it is a
5101 ;; function, and we insert the value returned from
5103 (or (and (stringp (cdr elem))
5105 (and (functionp (cdr elem))
5106 (funcall (cdr elem)))))
5107 ((and (boundp header)
5108 (symbol-value header))
5109 ;; The element is a symbol. We insert the value
5110 ;; of this symbol, if any.
5111 (symbol-value header))
5112 ((not (message-check-element header))
5113 ;; We couldn't generate a value for this header,
5114 ;; so we just ask the user.
5115 (read-from-minibuffer
5116 (format "Empty header for %s; enter value: " header)))))
5117 ;; Finally insert the header.
5119 (not (equal value "")))
5123 ;; This header didn't exist, so we insert it.
5124 (goto-char (point-max))
5126 (cdr (assq header message-header-format-alist))))
5128 (funcall formatter header value)
5129 (insert header-string ": " value))
5130 (goto-char (message-fill-field))
5131 ;; We check whether the value was ended by a
5132 ;; newline. If not, we insert one.
5136 ;; The value of this header was empty, so we clear
5137 ;; totally and insert the new value.
5138 (delete-region (point) (point-at-eol))
5139 ;; If the header is optional, and the header was
5140 ;; empty, we con't insert it anyway.
5142 (push header-string message-inserted-headers)
5144 (message-fill-field)))
5145 ;; Add the deletable property to the headers that require it.
5146 (and (memq header message-deletable-headers)
5147 (progn (beginning-of-line) (looking-at "[^:]+: "))
5148 (add-text-properties
5149 (point) (match-end 0)
5150 '(message-deletable t face italic) (current-buffer)))))))
5151 ;; Insert new Sender if the From is strange.
5152 (let ((from (message-fetch-field "from"))
5153 (sender (message-fetch-field "sender"))
5154 (secure-sender (message-make-sender)))
5156 (not (message-check-element 'sender))
5159 (cadr (mail-extract-address-components from)))
5160 (downcase secure-sender)))
5165 (cadr (mail-extract-address-components sender)))
5166 (downcase secure-sender)))))
5167 (goto-char (point-min))
5168 ;; Rename any old Sender headers to Original-Sender.
5169 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5171 (insert "Original-")
5172 (beginning-of-line))
5173 (when (or (message-news-p)
5174 (string-match "@.+\\.." secure-sender))
5175 (insert "Sender: " secure-sender "\n"))))
5177 (message-idna-to-ascii-rhs))))
5179 (defun message-insert-courtesy-copy ()
5180 "Insert a courtesy message in mail copies of combined messages."
5184 (message-narrow-to-headers)
5185 (when (setq newsgroups (message-fetch-field "newsgroups"))
5186 (goto-char (point-max))
5187 (insert "Posted-To: " newsgroups "\n")))
5189 (when message-courtesy-message
5191 ((string-match "%s" message-courtesy-message)
5192 (insert (format message-courtesy-message newsgroups)))
5194 (insert message-courtesy-message)))))))
5197 ;;; Setting up a message buffer
5200 (defun message-skip-to-next-address ()
5201 (let ((end (save-excursion
5202 (message-next-header)
5205 (when (looking-at ",")
5207 (while (and (not (= (point) end))
5208 (or (not (eq char ?,))
5210 (skip-chars-forward "^,\"" (point-max))
5211 (when (eq (setq char (following-char)) ?\")
5212 (setq quoted (not quoted)))
5213 (unless (= (point) end)
5215 (skip-chars-forward " \t\n")))
5217 (defun message-fill-address (header value)
5218 (insert (capitalize (symbol-name header))
5220 (if (consp value) (car value) value)
5222 (message-fill-field-address))
5224 (defun message-split-line ()
5225 "Split current line, moving portion beyond point vertically down.
5226 If the current line has `message-yank-prefix', insert it on the new line."
5229 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
5233 (defun message-insert-header (header value)
5234 (insert (capitalize (symbol-name header))
5236 (if (consp value) (car value) value)))
5238 (defun message-field-name ()
5240 (goto-char (point-min))
5241 (when (looking-at "\\([^:]+\\):")
5242 (intern (capitalize (match-string 1))))))
5244 (defun message-fill-field ()
5247 (message-narrow-to-field)
5248 (let ((field-name (message-field-name)))
5249 (funcall (or (cadr (assq field-name message-field-fillers))
5250 'message-fill-field-general)))
5253 (defun message-fill-field-address ()
5255 (message-skip-to-next-address)
5257 (if (and (> (current-column) 78)
5263 (setq last (1+ (point))))
5264 (setq last (1+ (point)))))))
5266 (defun message-fill-field-general ()
5267 (let ((begin (point))
5270 (while (and (search-forward "\n" nil t)
5272 (replace-match " " t t))
5273 (fill-region-as-paragraph begin (point-max))
5274 ;; Tapdance around looong Message-IDs.
5276 (when (looking-at "[ \t]*$")
5277 (message-delete-line))
5279 (search-forward ":" nil t)
5280 (when (looking-at "\n[ \t]+")
5281 (replace-match " " t t))
5282 (goto-char (point-max))))
5284 (defun message-shorten-1 (list cut surplus)
5285 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5286 (setcdr (nthcdr (- cut 2) list)
5287 (nthcdr (+ (- cut 2) surplus 1) list)))
5289 (defun message-shorten-references (header references)
5290 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5291 When sending via news, also check that the REFERENCES are less
5292 than 988 characters long, and if they are not, trim them until
5300 (goto-char (point-min))
5301 ;; Cons a list of valid references.
5302 (while (re-search-forward "<[^>]+>" nil t)
5303 (push (match-string 0) refs))
5304 (setq refs (nreverse refs)
5305 count (length refs)))
5307 ;; If the list has more than MAXCOUNT elements, trim it by
5308 ;; removing the CUTth element and the required number of
5309 ;; elements that follow.
5310 (when (> count maxcount)
5311 (let ((surplus (- count maxcount)))
5312 (message-shorten-1 refs cut surplus)
5313 (decf count surplus)))
5315 ;; When sending via news, make sure the total folded length will
5316 ;; be less than 998 characters. This is to cater to broken INN
5317 ;; 2.3 which counts the total number of characters in a header
5318 ;; rather than the physical line length of each line, as it should.
5320 ;; This hack should be removed when it's believed than INN 2.3 is
5321 ;; no longer widely used.
5323 ;; At this point the headers have not been generated, thus we use
5324 ;; message-this-is-news directly.
5325 (when message-this-is-news
5328 (message-insert-header
5329 header (mapconcat #'identity refs " "))
5331 (message-shorten-1 refs cut 1)))
5332 ;; Finally, collect the references back into a string and insert
5333 ;; it into the buffer.
5334 (message-insert-header header (mapconcat #'identity refs " "))))
5336 (defun message-position-point ()
5337 "Move point to where the user probably wants to find it."
5338 (message-narrow-to-headers)
5340 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5341 (search-backward ":" )
5344 (if (eq (char-after) ? )
5348 (goto-char (point-max))
5351 (unless (looking-at "$")
5355 (defcustom message-beginning-of-line t
5356 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
5357 goes to beginning of header values."
5359 :group 'message-buffers
5360 :link '(custom-manual "(message)Movement")
5363 (defun message-beginning-of-line (&optional n)
5364 "Move point to beginning of header value or to beginning of line.
5365 The prefix argument N is passed directly to `beginning-of-line'.
5367 This command is identical to `beginning-of-line' if point is
5368 outside the message header or if the option `message-beginning-of-line'
5371 If point is in the message header and on a (non-continued) header
5372 line, move point to the beginning of the header value or the beginning of line,
5373 whichever is closer. If point is already at beginning of line, move point to
5374 beginning of header value. Therefore, repeated calls will toggle point
5375 between beginning of field and beginning of line."
5377 (let ((zrs 'zmacs-region-stays))
5378 (when (and (interactive-p) (boundp zrs))
5380 (if (and message-beginning-of-line
5381 (message-point-in-header-p))
5382 (let* ((here (point))
5383 (bol (progn (beginning-of-line n) (point)))
5384 (eol (point-at-eol))
5385 (eoh (re-search-forward ": *" eol t)))
5387 (if (and eoh (or (< eoh here) (= bol here)))
5389 (beginning-of-line n)))
5391 (defun message-buffer-name (type &optional to group)
5392 "Return a new (unique) buffer name based on TYPE and TO."
5394 ;; Generate a new buffer name The Message Way.
5395 ((eq message-generate-new-buffers 'unique)
5396 (generate-new-buffer-name
5400 (or (car (mail-extract-address-components to))
5403 (if (and group (not (string= group ""))) (concat " on " group) "")
5405 ;; Check whether `message-generate-new-buffers' is a function,
5406 ;; and if so, call it.
5407 ((functionp message-generate-new-buffers)
5408 (funcall message-generate-new-buffers type to group))
5409 ((eq message-generate-new-buffers 'unsent)
5410 (generate-new-buffer-name
5411 (concat "*unsent " type
5414 (or (car (mail-extract-address-components to))
5417 (if (and group (not (string= group ""))) (concat " on " group) "")
5419 ;; Use standard name.
5421 (format "*%s message*" type))))
5423 (defun message-pop-to-buffer (name)
5424 "Pop to buffer NAME, and warn if it already exists and is modified."
5425 (let ((buffer (get-buffer name)))
5427 (buffer-name buffer))
5429 (set-buffer (pop-to-buffer buffer))
5430 (when (and (buffer-modified-p)
5432 "Message already being composed; erase? ")))
5433 (error "Message being composed")))
5434 (set-buffer (pop-to-buffer name)))
5438 (defun message-do-send-housekeeping ()
5439 "Kill old message buffers."
5440 ;; We might have sent this buffer already. Delete it from the
5442 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
5443 (while (and message-max-buffers
5445 (>= (length message-buffer-list) message-max-buffers))
5446 ;; Kill the oldest buffer -- unless it has been changed.
5447 (let ((buffer (pop message-buffer-list)))
5448 (when (and (buffer-name buffer)
5449 (not (buffer-modified-p buffer)))
5450 (kill-buffer buffer))))
5451 ;; Rename the buffer.
5452 (if message-send-rename-function
5453 (funcall message-send-rename-function)
5454 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
5456 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
5458 (let ((name (match-string 2 (buffer-name)))
5460 (if (not (or (null name)
5461 (string-equal name "mail")
5462 (string-equal name "posting")))
5463 (setq name (concat "*sent " name "*"))
5464 (message-narrow-to-headers)
5465 (setq to (message-fetch-field "to"))
5466 (setq group (message-fetch-field "newsgroups"))
5470 (to (concat "*sent mail to "
5471 (or (car (mail-extract-address-components to))
5473 ((and group (not (string= group "")))
5474 (concat "*sent posting on " group "*"))
5475 (t "*sent mail*"))))
5476 (unless (string-equal name (buffer-name))
5477 (rename-buffer name t)))))
5478 ;; Push the current buffer onto the list.
5479 (when message-max-buffers
5480 (setq message-buffer-list
5481 (nconc message-buffer-list (list (current-buffer))))))
5483 (defun message-mail-user-agent ()
5485 ((not message-mail-user-agent) nil)
5486 ((eq message-mail-user-agent t) mail-user-agent)
5487 (t message-mail-user-agent))))
5488 (if (memq mua '(message-user-agent gnus-user-agent))
5492 (defun message-setup (headers &optional replybuffer actions switch-function)
5493 (let ((mua (message-mail-user-agent))
5494 subject to field yank-action)
5495 (if (not (and message-this-is-mail mua))
5496 (message-setup-1 headers replybuffer actions)
5498 (setq yank-action (list 'insert-buffer replybuffer)))
5499 (setq headers (copy-sequence headers))
5500 (setq field (assq 'Subject headers))
5502 (setq subject (cdr field))
5503 (setq headers (delq field headers)))
5504 (setq field (assq 'To headers))
5506 (setq to (cdr field))
5507 (setq headers (delq field headers)))
5508 (let ((mail-user-agent mua))
5509 (compose-mail to subject
5510 (mapcar (lambda (item)
5512 (format "%s" (car item))
5515 nil switch-function yank-action actions)))))
5517 (defun message-headers-to-generate (headers included-headers excluded-headers)
5518 "Return a list that includes all headers from HEADERS.
5519 If INCLUDED-HEADERS is a list, just include those headers. If if is
5520 t, include all headers. In any case, headers from EXCLUDED-HEADERS
5524 (dolist (header headers)
5525 (setq header-name (cond
5526 ((and (consp header)
5527 (eq (car header) 'optional))
5528 ;; On the form (optional . Header)
5531 ;; On the form (Header . function)
5536 (when (and (not (memq header-name excluded-headers))
5537 (or (eq included-headers t)
5538 (memq header-name included-headers)))
5539 (push header result)))
5542 (defun message-setup-1 (headers &optional replybuffer actions)
5543 (dolist (action actions)
5545 (add-to-list 'message-send-actions
5546 `(apply ',(car action) ',(cdr action)))))
5547 (setq message-reply-buffer replybuffer)
5548 (goto-char (point-min))
5549 ;; Insert all the headers.
5552 (alist message-header-format-alist))
5554 (unless (assq (caar h) message-header-format-alist)
5555 (push (list (caar h)) alist))
5559 (delete-region (point) (progn (forward-line -1) (point)))
5560 (when message-default-headers
5561 (insert message-default-headers)
5562 (or (bolp) (insert ?\n)))
5563 (insert mail-header-separator "\n")
5565 (when (message-news-p)
5566 (when message-default-news-headers
5567 (insert message-default-news-headers)
5568 (or (bolp) (insert ?\n)))
5569 (when message-generate-headers-first
5570 (message-generate-headers
5571 (message-headers-to-generate
5572 (append message-required-news-headers
5573 message-required-headers)
5574 message-generate-headers-first
5575 '(Lines Subject)))))
5576 (when (message-mail-p)
5577 (when message-default-mail-headers
5578 (insert message-default-mail-headers)
5579 (or (bolp) (insert ?\n)))
5581 (message-narrow-to-headers)
5582 (if message-alternative-emails
5583 (message-use-alternative-email-as-from)))
5584 (when message-generate-headers-first
5585 (message-generate-headers
5586 (message-headers-to-generate
5587 (append message-required-mail-headers
5588 message-required-headers)
5589 message-generate-headers-first
5590 '(Lines Subject)))))
5591 (run-hooks 'message-signature-setup-hook)
5592 (message-insert-signature)
5594 (message-narrow-to-headers)
5595 (run-hooks 'message-header-setup-hook))
5596 (set-buffer-modified-p nil)
5597 (setq buffer-undo-list nil)
5598 (when message-generate-hashcash
5599 ;; Generate hashcash headers for recipients already known
5600 (mail-add-payment-async))
5601 (run-hooks 'message-setup-hook)
5602 (message-position-point)
5605 (defun message-set-auto-save-file-name ()
5606 "Associate the message buffer with a file in the drafts directory."
5607 (when message-auto-save-directory
5608 (unless (file-directory-p
5609 (directory-file-name message-auto-save-directory))
5610 (make-directory message-auto-save-directory t))
5612 (setq message-draft-article
5613 (nndraft-request-associate-buffer "drafts"))
5614 (setq buffer-file-name (expand-file-name
5615 (if (memq system-type
5616 '(ms-dos ms-windows windows-nt
5617 cygwin cygwin32 win32 w32
5621 message-auto-save-directory))
5622 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5623 (clear-visited-file-modtime)
5624 (setq buffer-file-coding-system message-draft-coding-system)))
5626 (defun message-disassociate-draft ()
5627 "Disassociate the message buffer from the drafts directory."
5628 (when message-draft-article
5629 (nndraft-request-expire-articles
5630 (list message-draft-article) "drafts" nil t)))
5632 (defun message-insert-headers ()
5633 "Generate the headers for the article."
5637 (message-narrow-to-headers)
5638 (when (message-news-p)
5639 (message-generate-headers
5642 (copy-sequence message-required-news-headers)))))
5643 (when (message-mail-p)
5644 (message-generate-headers
5647 (copy-sequence message-required-mail-headers))))))))
5652 ;;; Commands for interfacing with message
5656 (defun message-mail (&optional to subject
5657 other-headers continue switch-function
5658 yank-action send-actions)
5659 "Start editing a mail message to be sent.
5660 OTHER-HEADERS is an alist of header/value pairs."
5662 (let ((message-this-is-mail t) replybuffer)
5663 (unless (message-mail-user-agent)
5664 (message-pop-to-buffer (message-buffer-name "mail" to)))
5665 ;; FIXME: message-mail should do something if YANK-ACTION is not
5667 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
5668 (setq replybuffer (nth 1 yank-action)))
5671 `((To . ,(or to "")) (Subject . ,(or subject "")))
5672 (when other-headers other-headers))
5673 replybuffer send-actions)
5674 ;; FIXME: Should return nil if failure.
5678 (defun message-news (&optional newsgroups subject)
5679 "Start editing a news article to be sent."
5681 (let ((message-this-is-news t))
5682 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
5683 (message-setup `((Newsgroups . ,(or newsgroups ""))
5684 (Subject . ,(or subject ""))))))
5686 (defun message-get-reply-headers (wide &optional to-address address-headers)
5687 (let (follow-to mct never-mct to cc author mft recipients extra)
5688 ;; Find all relevant headers we need.
5690 (message-narrow-to-headers-or-head)
5691 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
5692 ;; message-header-synonyms.
5693 (setq to (or (message-fetch-field "to")
5694 (and (loop for synonym in message-header-synonyms
5695 when (memq 'Original-To synonym)
5697 (message-fetch-field "original-to")))
5698 cc (message-fetch-field "cc")
5699 extra (when message-extra-wide-headers
5700 (mapconcat 'identity
5701 (mapcar 'message-fetch-field
5702 message-extra-wide-headers)
5704 mct (message-fetch-field "mail-copies-to")
5705 author (or (message-fetch-field "mail-reply-to")
5706 (message-fetch-field "reply-to")
5707 (message-fetch-field "from")
5709 mft (and message-use-mail-followup-to
5710 (message-fetch-field "mail-followup-to"))))
5712 ;; Handle special values of Mail-Copies-To.
5714 (cond ((or (equal (downcase mct) "never")
5715 (equal (downcase mct) "nobody"))
5718 ((or (equal (downcase mct) "always")
5719 (equal (downcase mct) "poster"))
5720 (setq mct author))))
5723 ;; Build (textual) list of new recipient addresses.
5726 (setq recipients (concat ", " author)))
5728 (dolist (header address-headers)
5729 (let ((value (message-fetch-field header)))
5731 (setq recipients (concat recipients ", " value))))))
5733 (string-match "[^ \t,]" mft)
5734 (or (not (eq message-use-mail-followup-to 'ask))
5735 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
5736 You should normally obey the Mail-Followup-To: header. In this
5737 article, it has the value of
5741 which directs your response to " (if (string-match "," mft)
5742 "the specified addresses"
5743 "that address only") ".
5745 Most commonly, Mail-Followup-To is used by a mailing list poster to
5746 express that responses should be sent to just the list, and not the
5749 If a message is posted to several mailing lists, Mail-Followup-To may
5750 also be used to direct the following discussion to one list only,
5751 because discussions that are spread over several lists tend to be
5752 fragmented and very difficult to follow.
5754 Also, some source/announcement lists are not intended for discussion;
5755 responses here are directed to other addresses.
5757 You may customize the variable `message-use-mail-followup-to', if you
5758 want to get rid of this query permanently.")))
5759 (setq recipients (concat ", " mft)))
5761 (setq recipients (concat ", " to-address))
5762 ;; If the author explicitly asked for a copy, we don't deny it to them.
5763 (if mct (setq recipients (concat recipients ", " mct))))
5765 (setq recipients (if never-mct "" (concat ", " author)))
5766 (if to (setq recipients (concat recipients ", " to)))
5767 (if cc (setq recipients (concat recipients ", " cc)))
5768 (if extra (setq recipients (concat recipients ", " extra)))
5769 (if mct (setq recipients (concat recipients ", " mct)))))
5770 (if (>= (length recipients) 2)
5771 ;; Strip the leading ", ".
5772 (setq recipients (substring recipients 2)))
5773 ;; Squeeze whitespace.
5774 (while (string-match "[ \t][ \t]+" recipients)
5775 (setq recipients (replace-match " " t t recipients)))
5776 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5777 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5778 (setq recipients (rmail-dont-reply-to recipients)))
5779 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5780 (if (string-equal recipients "")
5781 (setq recipients author))
5782 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5786 (cons (downcase (mail-strip-quoted-names addr)) addr))
5787 (message-tokenize-header recipients)))
5788 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5789 (let ((s recipients))
5791 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5793 ;; Remove hierarchical lists that are contained within each other,
5794 ;; if message-hierarchical-addresses is defined.
5795 (when message-hierarchical-addresses
5796 (let ((plain-addrs (mapcar 'car recipients))
5799 (setq subaddrs (assoc (car plain-addrs)
5800 message-hierarchical-addresses)
5801 plain-addrs (cdr plain-addrs))
5803 (setq subaddrs (cdr subaddrs))
5805 (setq recip (assoc (car subaddrs) recipients)
5806 subaddrs (cdr subaddrs))
5808 (setq recipients (delq recip recipients))))))))
5810 ;; Build the header alist. Allow the user to be asked whether
5811 ;; or not to reply to all recipients in a wide reply.
5812 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5813 (when (and recipients
5814 (or (not message-wide-reply-confirm-recipients)
5815 (y-or-n-p "Reply to all recipients? ")))
5816 (setq recipients (mapconcat
5817 (lambda (addr) (cdr addr)) recipients ", "))
5818 (if (string-match "^ +" recipients)
5819 (setq recipients (substring recipients (match-end 0))))
5820 (push (cons 'Cc recipients) follow-to)))
5824 (defun message-reply (&optional to-address wide)
5825 "Start editing a reply to the article in the current buffer."
5827 (require 'gnus-sum) ; for gnus-list-identifiers
5828 (let ((cur (current-buffer))
5829 from subject date reply-to to cc
5830 references message-id follow-to
5831 (inhibit-point-motion-hooks t)
5832 (message-this-is-mail t)
5835 (message-narrow-to-head-1)
5836 ;; Allow customizations to have their say.
5838 ;; This is a regular reply.
5839 (when (functionp message-reply-to-function)
5841 (setq follow-to (funcall message-reply-to-function))))
5842 ;; This is a followup.
5843 (when (functionp message-wide-reply-to-function)
5846 (funcall message-wide-reply-to-function)))))
5847 (setq message-id (message-fetch-field "message-id" t)
5848 references (message-fetch-field "references")
5849 date (message-fetch-field "date")
5850 from (message-fetch-field "from")
5851 subject (or (message-fetch-field "subject") "none"))
5852 (when gnus-list-identifiers
5853 (setq subject (message-strip-list-identifiers subject)))
5854 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5855 (when message-subject-trailing-was-query
5856 (setq subject (message-strip-subject-trailing-was subject)))
5858 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5859 (string-match "<[^>]+>" gnus-warning))
5860 (setq message-id (match-string 0 gnus-warning)))
5863 (setq follow-to (message-get-reply-headers wide to-address))))
5865 (unless (message-mail-user-agent)
5866 (message-pop-to-buffer
5867 (message-buffer-name
5868 (if wide "wide reply" "reply") from
5869 (if wide to-address nil))))
5871 (setq message-reply-headers
5872 (vector 0 subject from date message-id references 0 0 ""))
5875 `((Subject . ,subject)
5880 (defun message-wide-reply (&optional to-address)
5881 "Make a \"wide\" reply to the message in the current buffer."
5883 (message-reply to-address t))
5886 (defun message-followup (&optional to-newsgroups)
5887 "Follow up to the message in the current buffer.
5888 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5890 (require 'gnus-sum) ; for gnus-list-identifiers
5891 (let ((cur (current-buffer))
5892 from subject date reply-to mrt mct
5893 references message-id follow-to
5894 (inhibit-point-motion-hooks t)
5895 (message-this-is-news t)
5896 followup-to distribution newsgroups gnus-warning posted-to)
5899 (goto-char (point-min))
5900 (if (search-forward "\n\n" nil t)
5903 (when (functionp message-followup-to-function)
5905 (funcall message-followup-to-function)))
5906 (setq from (message-fetch-field "from")
5907 date (message-fetch-field "date")
5908 subject (or (message-fetch-field "subject") "none")
5909 references (message-fetch-field "references")
5910 message-id (message-fetch-field "message-id" t)
5911 followup-to (message-fetch-field "followup-to")
5912 newsgroups (message-fetch-field "newsgroups")
5913 posted-to (message-fetch-field "posted-to")
5914 reply-to (message-fetch-field "reply-to")
5915 mrt (message-fetch-field "mail-reply-to")
5916 distribution (message-fetch-field "distribution")
5917 mct (message-fetch-field "mail-copies-to"))
5918 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5919 (string-match "<[^>]+>" gnus-warning))
5920 (setq message-id (match-string 0 gnus-warning)))
5921 ;; Remove bogus distribution.
5922 (when (and (stringp distribution)
5923 (let ((case-fold-search t))
5924 (string-match "world" distribution)))
5925 (setq distribution nil))
5926 (if gnus-list-identifiers
5927 (setq subject (message-strip-list-identifiers subject)))
5928 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5929 (when message-subject-trailing-was-query
5930 (setq subject (message-strip-subject-trailing-was subject)))
5933 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
5935 (setq message-reply-headers
5936 (vector 0 subject from date message-id references 0 0 ""))
5939 `((Subject . ,subject)
5942 (list (cons 'Newsgroups to-newsgroups)))
5943 (follow-to follow-to)
5944 ((and followup-to message-use-followup-to)
5947 ((equal (downcase followup-to) "poster")
5948 (if (or (eq message-use-followup-to 'use)
5949 (message-y-or-n-p "Obey Followup-To: poster? " t "\
5950 You should normally obey the Followup-To: header.
5952 `Followup-To: poster' sends your response via e-mail instead of news.
5954 A typical situation where `Followup-To: poster' is used is when the poster
5955 does not read the newsgroup, so he wouldn't see any replies sent to it.
5957 You may customize the variable `message-use-followup-to', if you
5958 want to get rid of this query permanently."))
5960 (setq message-this-is-news nil)
5961 (cons 'To (or mrt reply-to from "")))
5962 (cons 'Newsgroups newsgroups)))
5964 (if (or (equal followup-to newsgroups)
5965 (not (eq message-use-followup-to 'ask))
5967 (concat "Obey Followup-To: " followup-to "? ") t "\
5968 You should normally obey the Followup-To: header.
5970 `Followup-To: " followup-to "'
5971 directs your response to " (if (string-match "," followup-to)
5972 "the specified newsgroups"
5973 "that newsgroup only") ".
5975 If a message is posted to several newsgroups, Followup-To is often
5976 used to direct the following discussion to one newsgroup only,
5977 because discussions that are spread over several newsgroup tend to
5978 be fragmented and very difficult to follow.
5980 Also, some source/announcement newsgroups are not intended for discussion;
5981 responses here are directed to other newsgroups.
5983 You may customize the variable `message-use-followup-to', if you
5984 want to get rid of this query permanently."))
5985 (cons 'Newsgroups followup-to)
5986 (cons 'Newsgroups newsgroups))))))
5988 `((Newsgroups . ,posted-to)))
5990 `((Newsgroups . ,newsgroups))))
5991 ,@(and distribution (list (cons 'Distribution distribution)))
5993 (not (or (equal (downcase mct) "never")
5994 (equal (downcase mct) "nobody"))))
5995 (list (cons 'Cc (if (or (equal (downcase mct) "always")
5996 (equal (downcase mct) "poster"))
5997 (or mrt reply-to from "")
6002 (defun message-is-yours-p ()
6003 "Non-nil means current article is yours.
6004 If you have added 'cancel-messages to 'message-shoot-gnksa-feet', all articles
6005 are yours except those that have Cancel-Lock header not belonging to you.
6006 Instead of shooting GNKSA feet, you should modify 'message-alternative-emails'
6007 regexp to match all of yours addresses."
6008 ;; Canlock-logic as suggested by Per Abrahamsen
6009 ;; <abraham@dina.kvl.dk>
6011 ;; IF article has cancel-lock THEN
6012 ;; IF we can verify it THEN
6015 ;; error: cancellock: article is not yours
6017 ;; Use old rules, comparing sender...
6020 (message-narrow-to-head-1)
6021 (if (message-fetch-field "Cancel-Lock")
6022 (if (null (canlock-verify))
6024 (error "Failed to verify Cancel-lock: This article is not yours"))
6027 (message-gnksa-enable-p 'cancel-messages)
6028 (and (setq sender (message-fetch-field "sender"))
6029 (string-equal (downcase sender)
6030 (downcase (message-make-sender))))
6031 ;; Email address in From field equals to our address
6032 (and (setq from (message-fetch-field "from"))
6034 (downcase (cadr (mail-extract-address-components from)))
6035 (downcase (cadr (mail-extract-address-components
6036 (message-make-from))))))
6037 ;; Email address in From field matches
6038 ;; 'message-alternative-emails' regexp
6040 message-alternative-emails
6042 message-alternative-emails
6043 (cadr (mail-extract-address-components from))))))))))
6046 (defun message-cancel-news (&optional arg)
6047 "Cancel an article you posted.
6048 If ARG, allow editing of the cancellation message."
6050 (unless (message-news-p)
6051 (error "This is not a news article; canceling is impossible"))
6052 (let (from newsgroups message-id distribution buf)
6054 ;; Get header info from original article.
6056 (message-narrow-to-head-1)
6057 (setq from (message-fetch-field "from")
6058 newsgroups (message-fetch-field "newsgroups")
6059 message-id (message-fetch-field "message-id" t)
6060 distribution (message-fetch-field "distribution")))
6061 ;; Make sure that this article was written by the user.
6062 (unless (message-is-yours-p)
6063 (error "This article is not yours"))
6064 (when (yes-or-no-p "Do you really want to cancel this article? ")
6065 ;; Make control message.
6068 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6070 (insert "Newsgroups: " newsgroups "\n"
6072 "Subject: cmsg cancel " message-id "\n"
6073 "Control: cancel " message-id "\n"
6075 (concat "Distribution: " distribution "\n")
6077 mail-header-separator "\n"
6078 message-cancel-message)
6079 (run-hooks 'message-cancel-hook)
6081 (message "Canceling your article...")
6082 (if (let ((message-syntax-checks
6083 'dont-check-for-anything-just-trust-me))
6084 (funcall message-send-news-function))
6085 (message "Canceling your article...done"))
6086 (kill-buffer buf))))))
6089 (defun message-supersede ()
6090 "Start composing a message to supersede the current message.
6091 This is done simply by taking the old article and adding a Supersedes
6092 header line with the old Message-ID."
6094 (let ((cur (current-buffer)))
6095 ;; Check whether the user owns the article that is to be superseded.
6096 (unless (message-is-yours-p)
6097 (error "This article is not yours"))
6098 ;; Get a normal message buffer.
6099 (message-pop-to-buffer (message-buffer-name "supersede"))
6100 (insert-buffer-substring cur)
6102 (message-narrow-to-head-1)
6103 ;; Remove unwanted headers.
6104 (when message-ignored-supersedes-headers
6105 (message-remove-header message-ignored-supersedes-headers t))
6106 (goto-char (point-min))
6107 (if (not (re-search-forward "^Message-ID: " nil t))
6108 (error "No Message-ID in this article")
6109 (replace-match "Supersedes: " t t))
6110 (goto-char (point-max))
6111 (insert mail-header-separator)
6116 (defun message-recover ()
6117 "Reread contents of current buffer from its last auto-save file."
6119 (let ((file-name (make-auto-save-file-name)))
6120 (cond ((save-window-excursion
6121 (if (not (eq system-type 'vax-vms))
6122 (with-output-to-temp-buffer "*Directory*"
6123 (with-current-buffer standard-output
6124 (fundamental-mode)) ; for Emacs 20.4+
6125 (buffer-disable-undo standard-output)
6126 (let ((default-directory "/"))
6128 "ls" nil standard-output nil "-l" file-name))))
6129 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6130 (let ((buffer-read-only nil))
6132 (insert-file-contents file-name nil)))
6133 (t (error "message-recover cancelled")))))
6135 ;;; Washing Subject:
6137 (defun message-wash-subject (subject)
6138 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6139 Previous forwarders, replyers, etc. may add it."
6142 (goto-char (point-min))
6143 ;; strip Re/Fwd stuff off the beginning
6144 (while (re-search-forward
6145 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6148 ;; and gnus-style forwards [foo@bar.com] subject
6149 (goto-char (point-min))
6150 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6154 (goto-char (point-max))
6155 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6158 ;; and finally, any whitespace that was left-over
6159 (goto-char (point-min))
6160 (while (re-search-forward "^[ \t]+" nil t)
6162 (goto-char (point-max))
6163 (while (re-search-backward "[ \t]+$" nil t)
6168 ;;; Forwarding messages.
6170 (defvar message-forward-decoded-p nil
6171 "Non-nil means the original message is decoded.")
6173 (defun message-forward-subject-name-subject (subject)
6174 "Generate a SUBJECT for a forwarded message.
6175 The form is: [Source] Subject, where if the original message was mail,
6176 Source is the name of the sender, and if the original message was
6177 news, Source is the list of newsgroups is was posted to."
6178 (let* ((group (message-fetch-field "newsgroups"))
6179 (from (message-fetch-field "from"))
6182 (gnus-group-decoded-name group)
6183 (or (and from (car (gnus-extract-address-components from)))
6186 (if message-forward-decoded-p
6188 (mail-decode-encoded-word-string prefix))
6191 (defun message-forward-subject-author-subject (subject)
6192 "Generate a SUBJECT for a forwarded message.
6193 The form is: [Source] Subject, where if the original message was mail,
6194 Source is the sender, and if the original message was news, Source is
6195 the list of newsgroups is was posted to."
6196 (let* ((group (message-fetch-field "newsgroups"))
6199 (gnus-group-decoded-name group)
6200 (or (message-fetch-field "from")
6203 (if message-forward-decoded-p
6205 (mail-decode-encoded-word-string prefix))
6208 (defun message-forward-subject-fwd (subject)
6209 "Generate a SUBJECT for a forwarded message.
6210 The form is: Fwd: Subject, where Subject is the original subject of
6212 (if (string-match "^Fwd: " subject)
6214 (concat "Fwd: " subject)))
6216 (defun message-make-forward-subject ()
6217 "Return a Subject header suitable for the message in the current buffer."
6220 (message-narrow-to-head-1)
6221 (let ((funcs message-make-forward-subject-function)
6222 (subject (message-fetch-field "Subject")))
6225 (if message-forward-decoded-p
6227 (mail-decode-encoded-word-string subject))
6229 (when message-wash-forwarded-subjects
6230 (setq subject (message-wash-subject subject)))
6231 ;; Make sure funcs is a list.
6234 (setq funcs (list funcs)))
6235 ;; Apply funcs in order, passing subject generated by previous
6236 ;; func to the next one.
6237 (dolist (func funcs)
6238 (when (functionp func)
6239 (setq subject (funcall func subject))))
6243 (defvar gnus-article-decoded-p))
6247 (defun message-forward (&optional news digest)
6248 "Forward the current message via mail.
6249 Optional NEWS will use news to forward instead of mail.
6250 Optional DIGEST will use digest to forward."
6252 (let* ((cur (current-buffer))
6253 (message-forward-decoded-p
6254 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6255 gnus-article-decoded-p ;; In an article buffer.
6256 message-forward-decoded-p))
6257 (subject (message-make-forward-subject)))
6259 (message-news nil subject)
6260 (message-mail nil subject))
6261 (message-forward-make-body cur digest)))
6263 (defun message-forward-make-body-plain (forward-buffer)
6265 "\n-------------------- Start of forwarded message --------------------\n")
6266 (let ((b (point)) e)
6269 (mm-disable-multibyte)
6271 (with-current-buffer forward-buffer
6272 (mm-with-unibyte-current-buffer (buffer-string))))
6273 (mm-enable-multibyte)
6275 (goto-char (point-min))
6276 (when (looking-at "From ")
6277 (replace-match "X-From-Line: "))
6281 "\n-------------------- End of forwarded message --------------------\n")
6282 (when message-forward-ignored-headers
6284 (narrow-to-region b e)
6286 (narrow-to-region (point)
6287 (or (search-forward "\n\n" nil t) (point)))
6288 (message-remove-header message-forward-ignored-headers t)))))
6290 (defun message-forward-make-body-mime (forward-buffer)
6291 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
6292 (let ((b (point)) e)
6294 (narrow-to-region (point) (point))
6295 (mml-insert-buffer forward-buffer)
6296 (goto-char (point-min))
6297 (when (looking-at "From ")
6298 (replace-match "X-From-Line: "))
6299 (goto-char (point-max)))
6301 (insert "<#/part>\n")))
6303 (defun message-forward-make-body-mml (forward-buffer)
6304 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
6305 (let ((b (point)) e)
6306 (if (not message-forward-decoded-p)
6309 (mm-disable-multibyte)
6311 (with-current-buffer forward-buffer
6312 (mm-with-unibyte-current-buffer (buffer-string))))
6313 (mm-enable-multibyte)
6315 (goto-char (point-min))
6316 (when (looking-at "From ")
6317 (replace-match "X-From-Line: "))
6320 (narrow-to-region (point) (point))
6321 (mml-insert-buffer forward-buffer)
6322 (goto-char (point-min))
6323 (when (looking-at "From ")
6324 (replace-match "X-From-Line: "))
6325 (goto-char (point-max))))
6327 (insert "<#/mml>\n")
6328 (when (and (not message-forward-decoded-p)
6329 message-forward-ignored-headers)
6331 (narrow-to-region b e)
6333 (narrow-to-region (point)
6334 (or (search-forward "\n\n" nil t) (point)))
6335 (message-remove-header message-forward-ignored-headers t)))))
6337 (defun message-forward-make-body-digest-plain (forward-buffer)
6339 "\n-------------------- Start of forwarded message --------------------\n")
6340 (let ((b (point)) e)
6341 (mml-insert-buffer forward-buffer)
6344 "\n-------------------- End of forwarded message --------------------\n")))
6346 (defun message-forward-make-body-digest-mime (forward-buffer)
6347 (insert "\n<#multipart type=digest>\n")
6348 (let ((b (point)) e)
6349 (insert-buffer-substring forward-buffer)
6351 (insert "<#/multipart>\n")
6353 (narrow-to-region b e)
6355 (narrow-to-region (point)
6356 (or (search-forward "\n\n" nil t) (point)))
6357 (delete-region (point-min) (point-max)))))
6359 (defun message-forward-make-body-digest (forward-buffer)
6360 (if message-forward-as-mime
6361 (message-forward-make-body-digest-mime forward-buffer)
6362 (message-forward-make-body-digest-plain forward-buffer)))
6365 (defun message-forward-make-body (forward-buffer &optional digest)
6366 ;; Put point where we want it before inserting the forwarded
6368 (if message-forward-before-signature
6370 (goto-char (point-max)))
6372 (message-forward-make-body-digest forward-buffer)
6373 (if message-forward-as-mime
6374 (if (and message-forward-show-mml
6375 (not (and (eq message-forward-show-mml 'best)
6376 (with-current-buffer forward-buffer
6377 (goto-char (point-min))
6379 "Content-Type: *multipart/\\(signed\\|encrypted\\)"
6381 (message-forward-make-body-mml forward-buffer)
6382 (message-forward-make-body-mime forward-buffer))
6383 (message-forward-make-body-plain forward-buffer)))
6384 (message-position-point))
6387 (defun message-forward-rmail-make-body (forward-buffer)
6388 (save-window-excursion
6389 (set-buffer forward-buffer)
6390 (if (rmail-msg-is-pruned)
6391 (rmail-msg-restore-non-pruned-header)))
6392 (message-forward-make-body forward-buffer))
6394 (eval-when-compile (defvar rmail-enable-mime-composing))
6396 ;; Fixme: Should have defcustom.
6398 (defun message-insinuate-rmail ()
6399 "Let RMAIL use message to forward."
6401 (setq rmail-enable-mime-composing t)
6402 (setq rmail-insert-mime-forwarded-message-function
6403 'message-forward-rmail-make-body))
6406 (defun message-resend (address)
6407 "Resend the current article to ADDRESS."
6409 (list (message-read-from-minibuffer "Resend message to: ")))
6410 (message "Resending message to %s..." address)
6412 (let ((cur (current-buffer))
6414 ;; We first set up a normal mail buffer.
6415 (unless (message-mail-user-agent)
6416 (set-buffer (get-buffer-create " *message resend*"))
6418 (let ((message-this-is-mail t)
6420 (message-setup `((To . ,address))))
6421 ;; Insert our usual headers.
6422 (message-generate-headers '(From Date To Message-ID))
6423 (message-narrow-to-headers)
6424 ;; Remove X-Draft-From header etc.
6425 (message-remove-header message-ignored-mail-headers t)
6426 ;; Rename them all to "Resent-*".
6427 (goto-char (point-min))
6428 (while (re-search-forward "^[A-Za-z]" nil t)
6433 (delete-region (point) (point-max))
6435 ;; Insert the message to be resent.
6436 (insert-buffer-substring cur)
6437 (goto-char (point-min))
6438 (search-forward "\n\n")
6441 (narrow-to-region beg (point))
6442 (message-remove-header message-ignored-resent-headers t)
6443 (goto-char (point-max)))
6444 (insert mail-header-separator)
6445 ;; Rename all old ("Also-")Resent headers.
6446 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
6449 ;; Quote any "From " lines at the beginning.
6451 (when (looking-at "From ")
6452 (replace-match "X-From-Line: "))
6454 (let ((message-inhibit-body-encoding t)
6455 message-required-mail-headers
6456 rfc2047-encode-encoded-words)
6457 (message-send-mail))
6458 (kill-buffer (current-buffer)))
6459 (message "Resending message to %s...done" address)))
6462 (defun message-bounce ()
6463 "Re-mail the current message.
6464 This only makes sense if the current message is a bounce message that
6465 contains some mail you have written which has been bounced back to
6468 (let ((handles (mm-dissect-buffer t))
6470 (message-pop-to-buffer (message-buffer-name "bounce"))
6471 (if (stringp (car handles))
6472 ;; This is a MIME bounce.
6473 (mm-insert-part (car (last handles)))
6474 ;; This is a non-MIME bounce, so we try to remove things
6476 (mm-insert-part handles)
6478 (goto-char (point-min))
6479 (re-search-forward "\n\n+" nil t)
6480 (setq boundary (point))
6481 ;; We remove everything before the bounced mail.
6482 (if (or (re-search-forward message-unsent-separator nil t)
6484 (search-forward "\n\n" nil 'move)
6485 (re-search-backward "^Return-Path:.*\n" boundary t)))
6488 (delete-region (point-min)
6489 (if (re-search-forward "^[^ \n\t]+:" nil t)
6492 (goto-char boundary)
6493 (when (re-search-backward "^.?From .*\n" nil t)
6494 (delete-region (match-beginning 0) (match-end 0)))))
6495 (mm-enable-multibyte)
6497 (message-narrow-to-head-1)
6498 (message-remove-header message-ignored-bounced-headers t)
6499 (goto-char (point-max))
6500 (insert mail-header-separator))
6501 (message-position-point)))
6504 ;;; Interactive entry points for new message buffers.
6508 (defun message-mail-other-window (&optional to subject)
6509 "Like `message-mail' command, but display mail buffer in another window."
6511 (unless (message-mail-user-agent)
6512 (let ((pop-up-windows t)
6513 (special-display-buffer-names nil)
6514 (special-display-regexps nil)
6515 (same-window-buffer-names nil)
6516 (same-window-regexps nil))
6517 (message-pop-to-buffer (message-buffer-name "mail" to))))
6518 (let ((message-this-is-mail t))
6519 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6520 nil nil 'switch-to-buffer-other-window)))
6523 (defun message-mail-other-frame (&optional to subject)
6524 "Like `message-mail' command, but display mail buffer in another frame."
6526 (unless (message-mail-user-agent)
6527 (let ((pop-up-frames t)
6528 (special-display-buffer-names nil)
6529 (special-display-regexps nil)
6530 (same-window-buffer-names nil)
6531 (same-window-regexps nil))
6532 (message-pop-to-buffer (message-buffer-name "mail" to))))
6533 (let ((message-this-is-mail t))
6534 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6535 nil nil 'switch-to-buffer-other-frame)))
6538 (defun message-news-other-window (&optional newsgroups subject)
6539 "Start editing a news article to be sent."
6541 (let ((pop-up-windows t)
6542 (special-display-buffer-names nil)
6543 (special-display-regexps nil)
6544 (same-window-buffer-names nil)
6545 (same-window-regexps nil))
6546 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6547 (let ((message-this-is-news t))
6548 (message-setup `((Newsgroups . ,(or newsgroups ""))
6549 (Subject . ,(or subject ""))))))
6552 (defun message-news-other-frame (&optional newsgroups subject)
6553 "Start editing a news article to be sent."
6555 (let ((pop-up-frames t)
6556 (special-display-buffer-names nil)
6557 (special-display-regexps nil)
6558 (same-window-buffer-names nil)
6559 (same-window-regexps nil))
6560 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6561 (let ((message-this-is-news t))
6562 (message-setup `((Newsgroups . ,(or newsgroups ""))
6563 (Subject . ,(or subject ""))))))
6567 ;; This code should be moved to underline.el (from which it is stolen).
6570 (defun bold-region (start end)
6571 "Bold all nonblank characters in the region.
6572 Works by overstriking characters.
6573 Called from program, takes two arguments START and END
6574 which specify the range to operate on."
6577 (let ((end1 (make-marker)))
6578 (move-marker end1 (max start end))
6579 (goto-char (min start end))
6580 (while (< (point) end1)
6581 (or (looking-at "[_\^@- ]")
6582 (insert (char-after) "\b"))
6583 (forward-char 1)))))
6586 (defun unbold-region (start end)
6587 "Remove all boldness (overstruck characters) in the region.
6588 Called from program, takes two arguments START and END
6589 which specify the range to operate on."
6592 (let ((end1 (make-marker)))
6593 (move-marker end1 (max start end))
6594 (goto-char (min start end))
6595 (while (search-forward "\b" end1 t)
6596 (if (eq (char-after) (char-after (- (point) 2)))
6597 (delete-char -2))))))
6599 (defun message-exchange-point-and-mark ()
6600 "Exchange point and mark, but don't activate region if it was inactive."
6602 (message-mark-active-p)
6603 (exchange-point-and-mark))
6604 (setq mark-active nil)))
6606 (defalias 'message-make-overlay 'make-overlay)
6607 (defalias 'message-delete-overlay 'delete-overlay)
6608 (defalias 'message-overlay-put 'overlay-put)
6609 (defun message-kill-all-overlays ()
6610 (if (featurep 'xemacs)
6611 (map-extents (lambda (extent ignore) (delete-extent extent)))
6612 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
6614 ;; Support for toolbar
6616 (defvar tool-bar-map)
6617 (defvar tool-bar-mode))
6619 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
6620 ;; We need to make tool bar entries in local keymaps with
6621 ;; `tool-bar-local-item-from-menu' in Emacs > 21.3
6622 (if (fboundp 'tool-bar-local-item-from-menu)
6623 ;; This is for Emacs 21.3
6624 (tool-bar-local-item-from-menu command icon in-map from-map props)
6625 (tool-bar-add-item-from-menu command icon from-map props)))
6627 (defun message-tool-bar-map ()
6628 (or message-tool-bar-map
6629 (setq message-tool-bar-map
6631 (condition-case nil (require 'tool-bar) (error nil))
6632 (fboundp 'tool-bar-add-item-from-menu)
6634 (let ((tool-bar-map (copy-keymap tool-bar-map))
6635 (load-path (mm-image-load-path)))
6636 ;; Zap some items which aren't so relevant and take
6638 (dolist (key '(print-buffer kill-buffer save-buffer
6639 write-file dired open-file))
6640 (define-key tool-bar-map (vector key) nil))
6641 (message-tool-bar-local-item-from-menu
6642 'message-send-and-exit "mail_send" tool-bar-map message-mode-map)
6643 (message-tool-bar-local-item-from-menu
6644 'message-kill-buffer "close" tool-bar-map message-mode-map)
6645 (message-tool-bar-local-item-from-menu
6646 'message-dont-send "cancel" tool-bar-map message-mode-map)
6647 (message-tool-bar-local-item-from-menu
6648 'mml-attach-file "attach" tool-bar-map mml-mode-map)
6649 (message-tool-bar-local-item-from-menu
6650 'ispell-message "spell" tool-bar-map message-mode-map)
6651 (message-tool-bar-local-item-from-menu
6652 'mml-preview "preview"
6653 tool-bar-map mml-mode-map)
6654 (message-tool-bar-local-item-from-menu
6655 'message-insert-importance-high "important"
6656 tool-bar-map message-mode-map)
6657 (message-tool-bar-local-item-from-menu
6658 'message-insert-importance-low "unimportant"
6659 tool-bar-map message-mode-map)
6660 (message-tool-bar-local-item-from-menu
6661 'message-insert-disposition-notification-to "receipt"
6662 tool-bar-map message-mode-map)
6665 ;;; Group name completion.
6667 (defcustom message-newgroups-header-regexp
6668 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6669 "Regexp that match headers that lists groups."
6673 (defcustom message-completion-alist
6674 (list (cons message-newgroups-header-regexp 'message-expand-group)
6675 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6676 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6677 . message-expand-name)
6678 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6679 . message-expand-name))
6680 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6683 :type '(alist :key-type regexp :value-type function))
6685 (defcustom message-expand-name-databases
6687 "List of databases to try for name completion (`message-expand-name').
6688 Each element is a symbol and can be `bbdb' or `eudc'."
6690 :type '(set (const bbdb) (const eudc)))
6692 (defcustom message-tab-body-function nil
6693 "*Function to execute when `message-tab' (TAB) is executed in the body.
6694 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6697 :link '(custom-manual "(message)Various Commands")
6700 (defun message-tab ()
6701 "Complete names according to `message-completion-alist'.
6702 Execute function specified by `message-tab-body-function' when not in
6705 (let ((alist message-completion-alist))
6707 (let ((mail-abbrev-mode-regexp (caar alist)))
6708 (not (mail-abbrev-in-expansion-header-p))))
6709 (setq alist (cdr alist)))
6710 (funcall (or (cdar alist) message-tab-body-function
6711 (lookup-key text-mode-map "\t")
6712 (lookup-key global-map "\t")
6713 'indent-relative))))
6715 (defun message-expand-group ()
6716 "Expand the group name under point."
6717 (let* ((b (save-excursion
6722 (skip-chars-forward "^:")
6725 (skip-chars-backward "^, \t\n") (point))))
6726 (completion-ignore-case t)
6727 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6729 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6730 (completions (all-completions string hashtb))
6732 (delete-region b (point))
6734 ((= (length completions) 1)
6735 (if (string= (car completions) string)
6738 (message "Only matching group"))
6739 (insert (car completions))))
6740 ((and (setq comp (try-completion string hashtb))
6741 (not (string= comp string)))
6746 (message "No matching groups")
6747 (save-selected-window
6748 (pop-to-buffer "*Completions*")
6749 (buffer-disable-undo)
6750 (let ((buffer-read-only nil))
6752 (let ((standard-output (current-buffer)))
6753 (display-completion-list (sort completions 'string<)))
6754 (goto-char (point-min))
6755 (delete-region (point) (progn (forward-line 3) (point))))))))))
6757 (defun message-expand-name ()
6758 (cond ((and (memq 'eudc message-expand-name-databases)
6759 (boundp 'eudc-protocol)
6761 (eudc-expand-inline))
6762 ((and (memq 'bbdb message-expand-name-databases)
6763 (fboundp 'bbdb-complete-name))
6764 (bbdb-complete-name))
6770 (defun message-talkative-question (ask question show &rest text)
6771 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6772 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6773 The following arguments may contain lists of values."
6775 (setq text (message-flatten-list text)))
6776 (save-window-excursion
6778 (with-output-to-temp-buffer " *MESSAGE information message*"
6779 (set-buffer " *MESSAGE information message*")
6780 (fundamental-mode) ; for Emacs 20.4+
6781 (mapcar 'princ text)
6782 (goto-char (point-min))))
6783 (funcall ask question))
6784 (funcall ask question)))
6786 (defun message-flatten-list (list)
6787 "Return a new, flat list that contains all elements of LIST.
6789 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6792 (apply 'append (mapcar 'message-flatten-list list)))
6796 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6797 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
6798 Then clone the local variables and values from the old buffer to the
6799 new one, cloning only the locals having a substring matching the
6801 (let ((oldbuf (current-buffer)))
6803 (set-buffer (generate-new-buffer name))
6804 (message-clone-locals oldbuf varstr)
6807 (defun message-clone-locals (buffer &optional varstr)
6808 "Clone the local variables from BUFFER to the current buffer."
6809 (let ((locals (save-excursion
6811 (buffer-local-variables)))
6812 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
6815 (when (and (consp local)
6817 (string-match regexp (symbol-name (car local)))
6819 (string-match varstr (symbol-name (car local)))))
6821 (set (make-local-variable (car local))
6829 (defvar message-inhibit-body-encoding nil)
6831 (defun message-encode-message-body ()
6832 (unless message-inhibit-body-encoding
6833 (let ((mail-parse-charset (or mail-parse-charset
6834 message-default-charset))
6835 (case-fold-search t)
6836 lines content-type-p)
6839 (narrow-to-region (point) (point-max))
6840 (let ((new (mml-generate-mime)))
6842 (delete-region (point-min) (point-max))
6844 (goto-char (point-min))
6845 (if (eq (aref new 0) ?\n)
6847 (search-forward "\n\n")
6848 (setq lines (buffer-substring (point-min) (1- (point))))
6849 (delete-region (point-min) (point))))))
6851 (message-narrow-to-headers-or-head)
6852 (message-remove-header "Mime-Version")
6853 (goto-char (point-max))
6854 (insert "MIME-Version: 1.0\n")
6857 (setq content-type-p
6859 (re-search-backward "^Content-Type:" nil t))))
6861 (message-narrow-to-headers-or-head)
6862 (message-remove-first-header "Content-Type")
6863 (message-remove-first-header "Content-Transfer-Encoding"))
6864 ;; We always make sure that the message has a Content-Type
6865 ;; header. This is because some broken MTAs and MUAs get
6866 ;; awfully confused when confronted with a message with a
6867 ;; MIME-Version header and without a Content-Type header. For
6868 ;; instance, Solaris' /usr/bin/mail.
6869 (unless content-type-p
6870 (goto-char (point-min))
6871 ;; For unknown reason, MIME-Version doesn't exist.
6872 (when (re-search-forward "^MIME-Version:" nil t)
6874 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
6876 (defun message-read-from-minibuffer (prompt &optional initial-contents)
6877 "Read from the minibuffer while providing abbrev expansion."
6878 (if (fboundp 'mail-abbrevs-setup)
6879 (let ((mail-abbrev-mode-regexp "")
6880 (minibuffer-setup-hook 'mail-abbrevs-setup)
6881 (minibuffer-local-map message-minibuffer-local-map))
6882 (read-from-minibuffer prompt initial-contents))
6883 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
6884 (minibuffer-local-map message-minibuffer-local-map))
6885 (read-string prompt initial-contents))))
6887 (defun message-use-alternative-email-as-from ()
6888 (require 'mail-utils)
6889 (let* ((fields '("To" "Cc" "From"))
6892 (mail-strip-quoted-names
6893 (mapconcat 'message-fetch-reply-field fields ","))
6897 (if (string-match message-alternative-emails (car emails))
6898 (setq email (car emails)
6901 (unless (or (not email) (equal email user-mail-address))
6902 (goto-char (point-max))
6903 (insert "From: " (let ((user-mail-address email)) (message-make-from))
6906 (defun message-options-get (symbol)
6907 (cdr (assq symbol message-options)))
6909 (defun message-options-set (symbol value)
6910 (let ((the-cons (assq symbol message-options)))
6913 (setcdr the-cons value)
6914 (setq message-options (delq the-cons message-options)))
6916 (push (cons symbol value) message-options))))
6919 (defun message-options-set-recipient ()
6921 (message-narrow-to-headers-or-head)
6922 (message-options-set 'message-sender
6923 (mail-strip-quoted-names
6924 (message-fetch-field "from")))
6925 (message-options-set 'message-recipients
6926 (mail-strip-quoted-names
6927 (let ((to (message-fetch-field "to"))
6928 (cc (message-fetch-field "cc"))
6929 (bcc (message-fetch-field "bcc")))
6932 (if (and to cc) ", ")
6934 (if (and (or to cc) bcc) ", ")
6937 (defun message-hide-headers ()
6938 "Hide headers based on the `message-hidden-headers' variable."
6939 (let ((regexps (if (stringp message-hidden-headers)
6940 (list message-hidden-headers)
6941 message-hidden-headers))
6942 (inhibit-point-motion-hooks t)
6943 (after-change-functions nil)
6948 (message-narrow-to-headers)
6949 (goto-char (point-min))
6951 (if (not (message-hide-header-p regexps))
6952 (message-next-header)
6953 (let ((begin (point))
6955 (message-next-header)
6956 (setq header (buffer-substring begin (point))
6957 header-len (- (point) begin))
6958 (delete-region begin (point))
6959 (goto-char (1+ end-of-headers))
6961 (setq end-of-headers
6962 (+ end-of-headers header-len))))))))
6963 (narrow-to-region (1+ end-of-headers) (point-max))))
6965 (defun message-hide-header-p (regexps)
6968 (when (eq (car regexps) 'not)
6971 (dolist (regexp regexps)
6972 (setq result (or result (looking-at regexp))))
6977 (when (featurep 'xemacs)
6978 (require 'messagexmas)
6979 (message-xmas-redefine))
6983 (run-hooks 'message-load-hook)
6986 ;; coding: iso-8859-1
6989 ;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
6990 ;;; message.el ends here