1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: mail, news
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 ;; This mode provides mail-sending facilities from within Emacs. It
28 ;; consists mainly of large chunks of code from the sendmail.el,
29 ;; gnus-msg.el and rnewspost.el files.
35 (defvar gnus-message-group-art)
36 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
41 ;; This is apparently necessary even though things are autoloaded.
42 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
43 ;; require mailabbrev here.
44 (if (featurep 'xemacs)
45 (require 'mail-abbrevs)
46 (require 'mailabbrev))
51 (defgroup message '((user-mail-address custom-variable)
52 (user-full-name custom-variable))
53 "Mail and news message composing."
54 :link '(custom-manual "(message)Top")
58 (put 'user-mail-address 'custom-type 'string)
59 (put 'user-full-name 'custom-type 'string)
61 (defgroup message-various nil
62 "Various Message Variables"
63 :link '(custom-manual "(message)Various Message Variables")
66 (defgroup message-buffers nil
68 :link '(custom-manual "(message)Message Buffers")
71 (defgroup message-sending nil
73 :link '(custom-manual "(message)Sending Variables")
76 (defgroup message-interface nil
78 :link '(custom-manual "(message)Interface")
81 (defgroup message-forwarding nil
83 :link '(custom-manual "(message)Forwarding")
84 :group 'message-interface)
86 (defgroup message-insertion nil
88 :link '(custom-manual "(message)Insertion")
91 (defgroup message-headers nil
93 :link '(custom-manual "(message)Message Headers")
96 (defgroup message-news nil
97 "Composing News Messages"
100 (defgroup message-mail nil
101 "Composing Mail Messages"
104 (defgroup message-faces nil
105 "Faces used for message composing."
109 (defcustom message-directory "~/Mail/"
110 "*Directory from which all other mail file variables are derived."
111 :group 'message-various
114 (defcustom message-max-buffers 10
115 "*How many buffers to keep before starting to kill them off."
116 :group 'message-buffers
119 (defcustom message-send-rename-function nil
120 "Function called to rename the buffer after sending it."
121 :group 'message-buffers
122 :type '(choice function (const nil)))
124 (defcustom message-fcc-handler-function 'message-output
125 "*A function called to save outgoing articles.
126 This function will be called with the name of the file to store the
127 article in. The default function is `message-output' which saves in Unix
129 :type '(radio (function-item message-output)
130 (function :tag "Other"))
131 :group 'message-sending)
133 (defcustom message-fcc-externalize-attachments nil
134 "If non-nil, attachments are included as external parts in Fcc copies."
137 :group 'message-sending)
139 (defcustom message-courtesy-message
140 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
141 "*This is inserted at the start of a mailed copy of a posted message.
142 If the string contains the format spec \"%s\", the Newsgroups
143 the article has been posted to will be inserted there.
144 If this variable is nil, no such courtesy message will be added."
145 :group 'message-sending
146 :type '(radio string (const nil)))
148 (defcustom message-ignored-bounced-headers
149 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
150 "*Regexp that matches headers to be removed in resent bounced mail."
151 :group 'message-interface
155 (defcustom message-from-style 'default
156 "*Specifies how \"From\" headers look.
158 If nil, they contain just the return address like:
160 If `parens', they look like:
161 king@grassland.com (Elvis Parsley)
162 If `angles', they look like:
163 Elvis Parsley <king@grassland.com>
165 Otherwise, most addresses look like `angles', but they look like
166 `parens' if `angles' would need quoting and `parens' would not."
167 :type '(choice (const :tag "simple" nil)
171 :group 'message-headers)
173 (defcustom message-insert-canlock t
174 "Whether to insert a Cancel-Lock header in news postings."
176 :group 'message-headers
179 (defcustom message-syntax-checks
180 (if message-insert-canlock '((sender . disabled)) nil)
181 ;; Guess this one shouldn't be easy to customize...
182 "*Controls what syntax checks should not be performed on outgoing posts.
183 To disable checking of long signatures, for instance, add
184 `(signature . disabled)' to this list.
186 Don't touch this variable unless you really know what you're doing.
188 Checks include `subject-cmsg', `multiple-headers', `sendsys',
189 `message-id', `from', `long-lines', `control-chars', `size',
190 `new-text', `quoting-style', `redirected-followup', `signature',
191 `approved', `sender', `empty', `empty-headers', `message-id', `from',
192 `subject', `shorten-followup-to', `existing-newsgroups',
193 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
194 `continuation-headers', `long-header-lines', `invisible-text' and
197 :type '(repeat sexp)) ; Fixme: improve this
199 (defcustom message-required-headers '((optional . References)
201 "*Headers to be generated or prompted for when sending a message.
202 Also see `message-required-news-headers' and
203 `message-required-mail-headers'."
206 :group 'message-headers
207 :link '(custom-manual "(message)Message Headers")
208 :type '(repeat sexp))
210 (defcustom message-draft-headers '(References From)
211 "*Headers to be generated when saving a draft message."
214 :group 'message-headers
215 :link '(custom-manual "(message)Message Headers")
216 :type '(repeat sexp))
218 (defcustom message-required-news-headers
219 '(From Newsgroups Subject Date Message-ID
220 (optional . Organization)
221 (optional . User-Agent))
222 "*Headers to be generated or prompted for when posting an article.
223 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
224 Message-ID. Organization, Lines, In-Reply-To, Expires, and
225 User-Agent are optional. If don't you want message to insert some
226 header, remove it from this list."
228 :group 'message-headers
229 :link '(custom-manual "(message)Message Headers")
230 :type '(repeat sexp))
232 (defcustom message-required-mail-headers
233 '(From Subject Date (optional . In-Reply-To) Message-ID
234 (optional . User-Agent))
235 "*Headers to be generated or prompted for when mailing a message.
236 It is recommended that From, Date, To, Subject and Message-ID be
237 included. Organization and User-Agent are optional."
239 :group 'message-headers
240 :link '(custom-manual "(message)Message Headers")
241 :type '(repeat sexp))
243 (defcustom message-deletable-headers '(Message-ID Date Lines)
244 "Headers to be deleted if they already exist and were generated by message previously."
245 :group 'message-headers
246 :link '(custom-manual "(message)Message Headers")
249 (defcustom message-ignored-news-headers
250 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
251 "*Regexp of headers to be removed unconditionally before posting."
253 :group 'message-headers
254 :link '(custom-manual "(message)Message Headers")
255 :type '(repeat :value-to-internal (lambda (widget value)
256 (custom-split-regexp-maybe value))
257 :match (lambda (widget value)
259 (widget-editable-list-match widget value)))
262 (defcustom message-ignored-mail-headers
263 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
264 "*Regexp of headers to be removed unconditionally before mailing."
266 :group 'message-headers
267 :link '(custom-manual "(message)Mail Headers")
270 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:\\|^Approved:"
271 "*Header lines matching this regexp will be deleted before posting.
272 It's best to delete old Path and Date headers before posting to avoid
274 :group 'message-interface
275 :link '(custom-manual "(message)Superseding")
276 :type '(repeat :value-to-internal (lambda (widget value)
277 (custom-split-regexp-maybe value))
278 :match (lambda (widget value)
280 (widget-editable-list-match widget value)))
283 (defcustom message-subject-re-regexp
284 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
285 "*Regexp matching \"Re: \" in the subject line."
286 :group 'message-various
287 :link '(custom-manual "(message)Message Headers")
290 ;;; Start of variables adopted from `message-utils.el'.
292 (defcustom message-subject-trailing-was-query 'ask
293 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
294 If nil, leave the subject unchanged. If it is the symbol `ask', query
295 the user what do do. In this case, the subject is matched against
296 `message-subject-trailing-was-ask-regexp'. If
297 `message-subject-trailing-was-query' is t, always strip the trailing
298 old subject. In this case, `message-subject-trailing-was-regexp' is
301 :type '(choice (const :tag "never" nil)
302 (const :tag "always strip" t)
304 :link '(custom-manual "(message)Message Headers")
305 :group 'message-various)
307 (defcustom message-subject-trailing-was-ask-regexp
308 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
309 "*Regexp matching \"(was: <old subject>)\" in the subject line.
311 The function `message-strip-subject-trailing-was' uses this regexp if
312 `message-subject-trailing-was-query' is set to the symbol `ask'. If
313 the variable is t instead of `ask', use
314 `message-subject-trailing-was-regexp' instead.
316 It is okay to create some false positives here, as the user is asked."
318 :group 'message-various
319 :link '(custom-manual "(message)Message Headers")
322 (defcustom message-subject-trailing-was-regexp
323 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
324 "*Regexp matching \"(was: <old subject>)\" in the subject line.
326 If `message-subject-trailing-was-query' is set to t, the subject is
327 matched against `message-subject-trailing-was-regexp' in
328 `message-strip-subject-trailing-was'. You should use a regexp creating very
329 few false positives here."
331 :group 'message-various
332 :link '(custom-manual "(message)Message Headers")
335 ;; Fixme: Why are all these things autoloaded?
337 ;;; marking inserted text
340 (defcustom message-mark-insert-begin
341 "--8<---------------cut here---------------start------------->8---\n"
342 "How to mark the beginning of some inserted text."
345 :link '(custom-manual "(message)Insertion Variables")
346 :group 'message-various)
349 (defcustom message-mark-insert-end
350 "--8<---------------cut here---------------end--------------->8---\n"
351 "How to mark the end of some inserted text."
354 :link '(custom-manual "(message)Insertion Variables")
355 :group 'message-various)
358 (defcustom message-archive-header
359 "X-No-Archive: Yes\n"
360 "Header to insert when you don't want your article to be archived.
361 Archives \(such as groups.google.com\) respect this header."
364 :link '(custom-manual "(message)Header Commands")
365 :group 'message-various)
368 (defcustom message-archive-note
369 "X-No-Archive: Yes - save http://groups.google.com/"
370 "Note to insert why you wouldn't want this posting archived.
371 If nil, don't insert any text in the body."
373 :type '(radio string (const nil))
374 :link '(custom-manual "(message)Header Commands")
375 :group 'message-various)
377 ;;; Crossposts and Followups
378 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
379 ;; new suggestions by R. Weikusat <rw at another.de>
381 (defvar message-cross-post-old-target nil
382 "Old target for cross-posts or follow-ups.")
383 (make-variable-buffer-local 'message-cross-post-old-target)
386 (defcustom message-cross-post-default t
387 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
388 If nil, `message-cross-post-followup-to' will only do a followup. Note that
389 you can explicitly override this setting by calling
390 `message-cross-post-followup-to' with a prefix."
393 :group 'message-various)
396 (defcustom message-cross-post-note
397 "Crosspost & Followup-To: "
398 "Note to insert before signature to notify of cross-post and follow-up."
401 :group 'message-various)
404 (defcustom message-followup-to-note
406 "Note to insert before signature to notify of follow-up only."
409 :group 'message-various)
412 (defcustom message-cross-post-note-function
413 'message-cross-post-insert-note
414 "Function to use to insert note about Crosspost or Followup-To.
415 The function will be called with four arguments. The function should not only
416 insert a note, but also ensure old notes are deleted. See the documentation
417 for `message-cross-post-insert-note'."
420 :group 'message-various)
422 ;;; End of variables adopted from `message-utils.el'.
425 (defcustom message-signature-separator "^-- *$"
426 "Regexp matching the signature separator."
428 :link '(custom-manual "(message)Various Message Variables")
429 :group 'message-various)
431 (defcustom message-elide-ellipsis "\n[...]\n\n"
432 "*The string which is inserted for elided text."
434 :link '(custom-manual "(message)Various Commands")
435 :group 'message-various)
437 (defcustom message-interactive t
438 "Non-nil means when sending a message wait for and display errors.
439 nil means let mailer mail back a message to report errors."
440 :group 'message-sending
442 :link '(custom-manual "(message)Sending Variables")
445 (defcustom message-generate-new-buffers 'unique
446 "*Non-nil means create a new message buffer whenever `message-setup' is called.
447 If this is a function, call that function with three parameters: The type,
448 the to address and the group name. (Any of these may be nil.) The function
449 should return the new buffer name."
450 :group 'message-buffers
451 :link '(custom-manual "(message)Message Buffers")
452 :type '(choice (const :tag "off" nil)
453 (const :tag "unique" unique)
454 (const :tag "unsent" unsent)
457 (defcustom message-kill-buffer-on-exit nil
458 "*Non-nil means that the message buffer will be killed after sending a message."
459 :group 'message-buffers
460 :link '(custom-manual "(message)Message Buffers")
464 (defvar gnus-local-organization))
465 (defcustom message-user-organization
466 (or (and (boundp 'gnus-local-organization)
467 (stringp gnus-local-organization)
468 gnus-local-organization)
469 (getenv "ORGANIZATION")
471 "*String to be used as an Organization header.
472 If t, use `message-user-organization-file'."
473 :group 'message-headers
474 :type '(choice string
475 (const :tag "consult file" t)))
478 (defcustom message-user-organization-file "/usr/lib/news/organization"
479 "*Local news organization file."
481 :link '(custom-manual "(message)News Headers")
482 :group 'message-headers)
484 (defcustom message-make-forward-subject-function
485 #'message-forward-subject-name-subject
486 "*List of functions called to generate subject headers for forwarded messages.
487 The subject generated by the previous function is passed into each
490 The provided functions are:
492 * `message-forward-subject-author-subject' Source of article (author or
493 newsgroup), in brackets followed by the subject
494 * `message-forward-subject-name-subject' Source of article (name of author
495 or newsgroup), in brackets followed by the subject
496 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
498 :group 'message-forwarding
499 :link '(custom-manual "(message)Forwarding")
500 :type '(radio (function-item message-forward-subject-author-subject)
501 (function-item message-forward-subject-fwd)
502 (function-item message-forward-subject-name-subject)
503 (repeat :tag "List of functions" function)))
505 (defcustom message-forward-as-mime t
506 "*Non-nil means forward messages as an inline/rfc822 MIME section.
507 Otherwise, directly inline the old message in the forwarded message."
509 :group 'message-forwarding
510 :link '(custom-manual "(message)Forwarding")
513 (defcustom message-forward-show-mml 'best
514 "*Non-nil means show forwarded messages as MML (decoded from MIME).
515 Otherwise, forwarded messages are unchanged.
516 Can also be the symbol `best' to indicate that MML should be
517 used, except when it is a bad idea to use MML. One example where
518 it is a bad idea is when forwarding a signed or encrypted
519 message, because converting MIME to MML would invalidate the
522 :group 'message-forwarding
523 :type '(choice (const :tag "use MML" t)
524 (const :tag "don't use MML " nil)
525 (const :tag "use MML when appropriate" best)))
527 (defcustom message-forward-before-signature t
528 "*Non-nil means put forwarded message before signature, else after."
529 :group 'message-forwarding
532 (defcustom message-wash-forwarded-subjects nil
533 "*Non-nil means try to remove as much cruft as possible from the subject.
534 Done before generating the new subject of a forward."
535 :group 'message-forwarding
536 :link '(custom-manual "(message)Forwarding")
539 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
540 "*All headers that match this regexp will be deleted when resending a message."
541 :group 'message-interface
542 :link '(custom-manual "(message)Resending")
543 :type '(repeat :value-to-internal (lambda (widget value)
544 (custom-split-regexp-maybe value))
545 :match (lambda (widget value)
547 (widget-editable-list-match widget value)))
550 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
551 "*All headers that match this regexp will be deleted when forwarding a message."
553 :group 'message-forwarding
554 :type '(repeat :value-to-internal (lambda (widget value)
555 (custom-split-regexp-maybe value))
556 :match (lambda (widget value)
558 (widget-editable-list-match widget value)))
561 (defcustom message-ignored-cited-headers "."
562 "*Delete these headers from the messages you yank."
563 :group 'message-insertion
564 :link '(custom-manual "(message)Insertion Variables")
567 (defcustom message-cite-prefix-regexp
568 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
569 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
570 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
571 (let (non-word-constituents)
572 (with-syntax-table text-mode-syntax-table
573 (setq non-word-constituents
575 (if (string-match "\\w" "-") "" "-")
576 (if (string-match "\\w" "_") "" "_")
577 (if (string-match "\\w" ".") "" "."))))
578 (if (equal non-word-constituents "")
579 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
580 (concat "\\([ \t]*\\(\\w\\|["
581 non-word-constituents
582 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
583 "*Regexp matching the longest possible citation prefix on a line."
585 :group 'message-insertion
586 :link '(custom-manual "(message)Insertion Variables")
589 (defcustom message-cancel-message "I am canceling my own article.\n"
590 "Message to be inserted in the cancel message."
591 :group 'message-interface
592 :link '(custom-manual "(message)Canceling News")
595 ;; Useful to set in site-init.el
597 (defcustom message-send-mail-function 'message-send-mail-with-sendmail
598 "Function to call to send the current buffer as mail.
599 The headers should be delimited by a line whose contents match the
600 variable `mail-header-separator'.
602 Valid values include `message-send-mail-with-sendmail' (the default),
603 `message-send-mail-with-mh', `message-send-mail-with-qmail',
604 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
606 See also `send-mail-function'."
607 :type '(radio (function-item message-send-mail-with-sendmail)
608 (function-item message-send-mail-with-mh)
609 (function-item message-send-mail-with-qmail)
610 (function-item message-smtpmail-send-it)
611 (function-item smtpmail-send-it)
612 (function-item feedmail-send-it)
613 (function :tag "Other"))
614 :group 'message-sending
615 :link '(custom-manual "(message)Mail Variables")
616 :group 'message-mail)
618 (defcustom message-send-news-function 'message-send-news
619 "Function to call to send the current buffer as news.
620 The headers should be delimited by a line whose contents match the
621 variable `mail-header-separator'."
622 :group 'message-sending
624 :link '(custom-manual "(message)News Variables")
627 (defcustom message-reply-to-function nil
628 "If non-nil, function that should return a list of headers.
629 This function should pick out addresses from the To, Cc, and From headers
630 and respond with new To and Cc headers."
631 :group 'message-interface
632 :link '(custom-manual "(message)Reply")
633 :type '(choice function (const nil)))
635 (defcustom message-wide-reply-to-function nil
636 "If non-nil, function that should return a list of headers.
637 This function should pick out addresses from the To, Cc, and From headers
638 and respond with new To and Cc headers."
639 :group 'message-interface
640 :link '(custom-manual "(message)Wide Reply")
641 :type '(choice function (const nil)))
643 (defcustom message-followup-to-function nil
644 "If non-nil, function that should return a list of headers.
645 This function should pick out addresses from the To, Cc, and From headers
646 and respond with new To and Cc headers."
647 :group 'message-interface
648 :link '(custom-manual "(message)Followup")
649 :type '(choice function (const nil)))
651 (defcustom message-extra-wide-headers nil
652 "If non-nil, a list of additional address headers.
653 These are used when composing a wide reply."
654 :group 'message-sending
655 :type '(repeat string))
657 (defcustom message-use-followup-to 'ask
658 "*Specifies what to do with Followup-To header.
659 If nil, always ignore the header. If it is t, use its value, but
660 query before using the \"poster\" value. If it is the symbol `ask',
661 always query the user whether to use the value. If it is the symbol
662 `use', always use the value."
663 :group 'message-interface
664 :link '(custom-manual "(message)Followup")
665 :type '(choice (const :tag "ignore" nil)
666 (const :tag "use & query" t)
670 (defcustom message-use-mail-followup-to 'use
671 "*Specifies what to do with Mail-Followup-To header.
672 If nil, always ignore the header. If it is the symbol `ask', always
673 query the user whether to use the value. If it is the symbol `use',
674 always use the value."
676 :group 'message-interface
677 :link '(custom-manual "(message)Mailing Lists")
678 :type '(choice (const :tag "ignore" nil)
682 (defcustom message-subscribed-address-functions nil
683 "*Specifies functions for determining list subscription.
684 If nil, do not attempt to determine list subscription with functions.
685 If non-nil, this variable contains a list of functions which return
686 regular expressions to match lists. These functions can be used in
687 conjunction with `message-subscribed-regexps' and
688 `message-subscribed-addresses'."
690 :group 'message-interface
691 :link '(custom-manual "(message)Mailing Lists")
692 :type '(repeat sexp))
694 (defcustom message-subscribed-address-file nil
695 "*A file containing addresses the user is subscribed to.
696 If nil, do not look at any files to determine list subscriptions. If
697 non-nil, each line of this file should be a mailing list address."
699 :group 'message-interface
700 :link '(custom-manual "(message)Mailing Lists")
701 :type '(radio file (const nil)))
703 (defcustom message-subscribed-addresses nil
704 "*Specifies a list of addresses the user is subscribed to.
705 If nil, do not use any predefined list subscriptions. This list of
706 addresses can be used in conjunction with
707 `message-subscribed-address-functions' and `message-subscribed-regexps'."
709 :group 'message-interface
710 :link '(custom-manual "(message)Mailing Lists")
711 :type '(repeat string))
713 (defcustom message-subscribed-regexps nil
714 "*Specifies a list of addresses the user is subscribed to.
715 If nil, do not use any predefined list subscriptions. This list of
716 regular expressions can be used in conjunction with
717 `message-subscribed-address-functions' and `message-subscribed-addresses'."
719 :group 'message-interface
720 :link '(custom-manual "(message)Mailing Lists")
721 :type '(repeat regexp))
723 (defcustom message-allow-no-recipients 'ask
724 "Specifies what to do when there are no recipients other than Gcc/Fcc.
725 If it is the symbol `always', the posting is allowed. If it is the
726 symbol `never', the posting is not allowed. If it is the symbol
727 `ask', you are prompted."
729 :group 'message-interface
730 :link '(custom-manual "(message)Message Headers")
731 :type '(choice (const always)
735 (defcustom message-sendmail-f-is-evil nil
736 "*Non-nil means don't add \"-f username\" to the sendmail command line.
737 Doing so would be even more evil than leaving it out."
738 :group 'message-sending
739 :link '(custom-manual "(message)Mail Variables")
742 (defcustom message-sendmail-envelope-from nil
743 "*Envelope-from when sending mail with sendmail.
744 If this is nil, use `user-mail-address'. If it is the symbol
745 `header', use the From: header of the message."
747 :type '(choice (string :tag "From name")
748 (const :tag "Use From: header from message" header)
749 (const :tag "Use `user-mail-address'" nil))
750 :link '(custom-manual "(message)Mail Variables")
751 :group 'message-sending)
753 ;; qmail-related stuff
754 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
755 "Location of the qmail-inject program."
756 :group 'message-sending
757 :link '(custom-manual "(message)Mail Variables")
760 (defcustom message-qmail-inject-args nil
761 "Arguments passed to qmail-inject programs.
762 This should be a list of strings, one string for each argument. It
763 may also be a function.
765 For e.g., if you wish to set the envelope sender address so that bounces
766 go to the right place or to deal with listserv's usage of that address, you
767 might set this variable to '(\"-f\" \"you@some.where\")."
768 :group 'message-sending
769 :link '(custom-manual "(message)Mail Variables")
770 :type '(choice (function)
774 (defvar gnus-post-method)
775 (defvar gnus-select-method))
776 (defcustom message-post-method
777 (cond ((and (boundp 'gnus-post-method)
778 (listp gnus-post-method)
781 ((boundp 'gnus-select-method)
784 "*Method used to post news.
785 Note that when posting from inside Gnus, for instance, this
786 variable isn't used."
788 :group 'message-sending
789 ;; This should be the `gnus-select-method' widget, but that might
790 ;; create a dependence to `gnus.el'.
793 ;; FIXME: This should be a temporary workaround until someone implements a
794 ;; proper solution. If a crash happens while replying, the auto-save file
795 ;; will *not* have a `References:' header if `message-generate-headers-first'
796 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
797 (defcustom message-generate-headers-first '(references)
798 "Which headers should be generated before starting to compose a message.
799 If t, generate all required headers. This can also be a list of headers to
800 generate. The variables `message-required-news-headers' and
801 `message-required-mail-headers' specify which headers to generate.
803 Note that the variable `message-deletable-headers' specifies headers which
804 are to be deleted and then re-generated before sending, so this variable
805 will not have a visible effect for those headers."
806 :group 'message-headers
807 :link '(custom-manual "(message)Message Headers")
808 :type '(choice (const :tag "None" nil)
809 (const :tag "References" '(references))
811 (repeat (sexp :tag "Header"))))
813 (defcustom message-setup-hook nil
814 "Normal hook, run each time a new outgoing message is initialized.
815 The function `message-setup' runs this hook."
816 :group 'message-various
817 :link '(custom-manual "(message)Various Message Variables")
820 (defcustom message-cancel-hook nil
821 "Hook run when cancelling articles."
822 :group 'message-various
823 :link '(custom-manual "(message)Various Message Variables")
826 (defcustom message-signature-setup-hook nil
827 "Normal hook, run each time a new outgoing message is initialized.
828 It is run after the headers have been inserted and before
829 the signature is inserted."
830 :group 'message-various
831 :link '(custom-manual "(message)Various Message Variables")
834 (defcustom message-mode-hook nil
835 "Hook run in message mode buffers."
836 :group 'message-various
839 (defcustom message-header-hook nil
840 "Hook run in a message mode buffer narrowed to the headers."
841 :group 'message-various
844 (defcustom message-header-setup-hook nil
845 "Hook called narrowed to the headers when setting up a message buffer."
846 :group 'message-various
847 :link '(custom-manual "(message)Various Message Variables")
850 (defcustom message-minibuffer-local-map
851 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
852 (set-keymap-parent map minibuffer-local-map)
854 "Keymap for `message-read-from-minibuffer'."
858 (defcustom message-citation-line-function 'message-insert-citation-line
859 "*Function called to insert the \"Whomever writes:\" line.
861 Note that Gnus provides a feature where the reader can click on
862 `writes:' to hide the cited text. If you change this line too much,
863 people who read your message will have to change their Gnus
864 configuration. See the variable `gnus-cite-attribution-suffix'."
866 :link '(custom-manual "(message)Insertion Variables")
867 :group 'message-insertion)
870 (defcustom message-yank-prefix "> "
871 "*Prefix inserted on the lines of yanked messages.
872 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
873 See also `message-yank-cited-prefix'."
875 :link '(custom-manual "(message)Insertion Variables")
876 :group 'message-insertion)
878 (defcustom message-yank-cited-prefix ">"
879 "*Prefix inserted on cited or empty lines of yanked messages.
880 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
881 See also `message-yank-prefix'."
884 :link '(custom-manual "(message)Insertion Variables")
885 :group 'message-insertion)
887 (defcustom message-indentation-spaces 3
888 "*Number of spaces to insert at the beginning of each cited line.
889 Used by `message-yank-original' via `message-yank-cite'."
890 :group 'message-insertion
891 :link '(custom-manual "(message)Insertion Variables")
895 (defcustom message-cite-function 'message-cite-original
896 "*Function for citing an original message.
897 Predefined functions include `message-cite-original' and
898 `message-cite-original-without-signature'.
899 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
900 :type '(radio (function-item message-cite-original)
901 (function-item message-cite-original-without-signature)
902 (function-item sc-cite-original)
903 (function :tag "Other"))
904 :link '(custom-manual "(message)Insertion Variables")
905 :group 'message-insertion)
908 (defcustom message-indent-citation-function 'message-indent-citation
909 "*Function for modifying a citation just inserted in the mail buffer.
910 This can also be a list of functions. Each function can find the
911 citation between (point) and (mark t). And each function should leave
912 point and mark around the citation text as modified."
914 :link '(custom-manual "(message)Insertion Variables")
915 :group 'message-insertion)
918 (defcustom message-signature t
919 "*String to be inserted at the end of the message buffer.
920 If t, the `message-signature-file' file will be inserted instead.
921 If a function, the result from the function will be used instead.
922 If a form, the result from the form will be used instead."
924 :link '(custom-manual "(message)Insertion Variables")
925 :group 'message-insertion)
928 (defcustom message-signature-file "~/.signature"
929 "*Name of file containing the text inserted at end of message buffer.
930 Ignored if the named file doesn't exist.
931 If nil, don't insert a signature."
932 :type '(choice file (const :tags "None" nil))
933 :link '(custom-manual "(message)Insertion Variables")
934 :group 'message-insertion)
937 (defcustom message-signature-insert-empty-line t
938 "*If non-nil, insert an empty line before the signature separator."
941 :link '(custom-manual "(message)Insertion Variables")
942 :group 'message-insertion)
944 (defcustom message-distribution-function nil
945 "*Function called to return a Distribution header."
947 :group 'message-headers
948 :link '(custom-manual "(message)News Headers")
949 :type '(choice function (const nil)))
951 (defcustom message-expires 14
952 "Number of days before your article expires."
954 :group 'message-headers
955 :link '(custom-manual "(message)News Headers")
958 (defcustom message-user-path nil
959 "If nil, use the NNTP server name in the Path header.
960 If stringp, use this; if non-nil, use no host name (user name only)."
962 :group 'message-headers
963 :link '(custom-manual "(message)News Headers")
964 :type '(choice (const :tag "nntp" nil)
966 (sexp :tag "none" :format "%t" t)))
968 (defvar message-reply-buffer nil)
969 (defvar message-reply-headers nil
970 "The headers of the current replied article.
971 It is a vector of the following headers:
972 \[number subject from date id references chars lines xref extra].")
973 (defvar message-newsreader nil)
974 (defvar message-mailer nil)
975 (defvar message-sent-message-via nil)
976 (defvar message-checksum nil)
977 (defvar message-send-actions nil
978 "A list of actions to be performed upon successful sending of a message.")
979 (defvar message-exit-actions nil
980 "A list of actions to be performed upon exiting after sending a message.")
981 (defvar message-kill-actions nil
982 "A list of actions to be performed before killing a message buffer.")
983 (defvar message-postpone-actions nil
984 "A list of actions to be performed after postponing a message.")
986 (define-widget 'message-header-lines 'text
987 "All header lines must be LFD terminated."
988 :format "%{%t%}:%n%v"
990 :error "All header lines must be newline terminated")
992 (defcustom message-default-headers ""
993 "*A string containing header lines to be inserted in outgoing messages.
994 It is inserted before you edit the message, so you can edit or delete
996 :group 'message-headers
997 :link '(custom-manual "(message)Message Headers")
998 :type 'message-header-lines)
1000 (defcustom message-default-mail-headers ""
1001 "*A string of header lines to be inserted in outgoing mails."
1002 :group 'message-headers
1003 :group 'message-mail
1004 :link '(custom-manual "(message)Mail Headers")
1005 :type 'message-header-lines)
1007 (defcustom message-default-news-headers ""
1008 "*A string of header lines to be inserted in outgoing news articles."
1009 :group 'message-headers
1010 :group 'message-news
1011 :link '(custom-manual "(message)News Headers")
1012 :type 'message-header-lines)
1014 ;; Note: could use /usr/ucb/mail instead of sendmail;
1015 ;; options -t, and -v if not interactive.
1016 (defcustom message-mailer-swallows-blank-line
1017 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1018 system-configuration)
1019 (file-readable-p "/etc/sendmail.cf")
1020 (let ((buffer (get-buffer-create " *temp*")))
1024 (insert-file-contents "/etc/sendmail.cf")
1025 (goto-char (point-min))
1026 (let ((case-fold-search nil))
1027 (re-search-forward "^OR\\>" nil t)))
1028 (kill-buffer buffer))))
1029 ;; According to RFC822, "The field-name must be composed of printable
1030 ;; ASCII characters (i. e., characters that have decimal values between
1031 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1033 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1034 "*Set this non-nil if the system's mailer runs the header and body together.
1035 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1036 The value should be an expression to test whether the problem will
1038 :group 'message-sending
1039 :link '(custom-manual "(message)Mail Variables")
1043 (define-mail-user-agent 'message-user-agent
1044 'message-mail 'message-send-and-exit
1045 'message-kill-buffer 'message-send-hook)
1047 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1048 "If non-nil, delete the deletable headers before feeding to mh.")
1050 (defvar message-send-method-alist
1051 '((news message-news-p message-send-via-news)
1052 (mail message-mail-p message-send-via-mail))
1053 "Alist of ways to send outgoing messages.
1054 Each element has the form
1056 \(TYPE PREDICATE FUNCTION)
1058 where TYPE is a symbol that names the method; PREDICATE is a function
1059 called without any parameters to determine whether the message is
1060 a message of type TYPE; and FUNCTION is a function to be called if
1061 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1064 (defcustom message-mail-alias-type 'abbrev
1065 "*What alias expansion type to use in Message buffers.
1066 The default is `abbrev', which uses mailabbrev. nil switches
1069 :link '(custom-manual "(message)Mail Aliases")
1070 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1071 (const :tag "No expansion" nil)))
1073 (defcustom message-auto-save-directory
1074 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1075 "*Directory where Message auto-saves buffers if Gnus isn't running.
1076 If nil, Message won't auto-save."
1077 :group 'message-buffers
1078 :link '(custom-manual "(message)Various Message Variables")
1079 :type '(choice directory (const :tag "Don't auto-save" nil)))
1081 (defcustom message-default-charset
1082 (and (not (mm-multibyte-p)) 'iso-8859-1)
1083 "Default charset used in non-MULE Emacsen.
1084 If nil, you might be asked to input the charset."
1087 :link '(custom-manual "(message)Various Message Variables")
1090 (defcustom message-dont-reply-to-names
1091 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1092 "*A regexp specifying addresses to prune when doing wide replies.
1093 A value of nil means exclude your own user name only."
1096 :link '(custom-manual "(message)Wide Reply")
1097 :type '(choice (const :tag "Yourself" nil)
1100 (defvar message-shoot-gnksa-feet nil
1101 "*A list of GNKSA feet you are allowed to shoot.
1102 Gnus gives you all the opportunity you could possibly want for
1103 shooting yourself in the foot. Also, Gnus allows you to shoot the
1104 feet of Good Net-Keeping Seal of Approval. The following are foot
1106 `empty-article' Allow you to post an empty article;
1107 `quoted-text-only' Allow you to post quoted text only;
1108 `multiple-copies' Allow you to post multiple copies;
1109 `cancel-messages' Allow you to cancel or supersede messages from
1110 your other email addresses.")
1112 (defsubst message-gnksa-enable-p (feature)
1113 (or (not (listp message-shoot-gnksa-feet))
1114 (memq feature message-shoot-gnksa-feet)))
1116 (defcustom message-hidden-headers "^References:"
1117 "Regexp of headers to be hidden when composing new messages.
1118 This can also be a list of regexps to match headers. Or a list
1119 starting with `not' and followed by regexps."
1122 :link '(custom-manual "(message)Message Headers")
1124 :format "%{%t%}: %[Value Type%] %v"
1125 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1126 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1127 (regexp :format "%t: %v"))
1128 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1130 (repeat :format "%v%i"
1131 (regexp :format "%t: %v")))))
1133 (defcustom message-cite-articles-with-x-no-archive t
1134 "If non-nil, cite text from articles that has X-No-Archive set."
1138 ;;; Internal variables.
1139 ;;; Well, not really internal.
1141 (defvar message-mode-syntax-table
1142 (let ((table (copy-syntax-table text-mode-syntax-table)))
1143 (modify-syntax-entry ?% ". " table)
1144 (modify-syntax-entry ?> ". " table)
1145 (modify-syntax-entry ?< ". " table)
1147 "Syntax table used while in Message mode.")
1149 (defface message-header-to-face
1152 (:foreground "green2" :bold t))
1155 (:foreground "MidnightBlue" :bold t))
1157 (:bold t :italic t)))
1158 "Face used for displaying From headers."
1159 :group 'message-faces)
1161 (defface message-header-cc-face
1164 (:foreground "green4" :bold t))
1167 (:foreground "MidnightBlue"))
1170 "Face used for displaying Cc headers."
1171 :group 'message-faces)
1173 (defface message-header-subject-face
1176 (:foreground "green3"))
1179 (:foreground "navy blue" :bold t))
1182 "Face used for displaying subject headers."
1183 :group 'message-faces)
1185 (defface message-header-newsgroups-face
1188 (:foreground "yellow" :bold t :italic t))
1191 (:foreground "blue4" :bold t :italic t))
1193 (:bold t :italic t)))
1194 "Face used for displaying newsgroups headers."
1195 :group 'message-faces)
1197 (defface message-header-other-face
1200 (:foreground "#b00000"))
1203 (:foreground "steel blue"))
1205 (:bold t :italic t)))
1206 "Face used for displaying newsgroups headers."
1207 :group 'message-faces)
1209 (defface message-header-name-face
1212 (:foreground "DarkGreen"))
1215 (:foreground "cornflower blue"))
1218 "Face used for displaying header names."
1219 :group 'message-faces)
1221 (defface message-header-xheader-face
1224 (:foreground "blue"))
1227 (:foreground "blue"))
1230 "Face used for displaying X-Header headers."
1231 :group 'message-faces)
1233 (defface message-separator-face
1236 (:foreground "blue3"))
1239 (:foreground "brown"))
1242 "Face used for displaying the separator."
1243 :group 'message-faces)
1245 (defface message-cited-text-face
1248 (:foreground "red"))
1251 (:foreground "red"))
1254 "Face used for displaying cited text names."
1255 :group 'message-faces)
1257 (defface message-mml-face
1260 (:foreground "ForestGreen"))
1263 (:foreground "ForestGreen"))
1266 "Face used for displaying MML."
1267 :group 'message-faces)
1269 (defun message-font-lock-make-header-matcher (regexp)
1272 (let ((start (point)))
1275 (goto-char (point-min))
1276 (if (re-search-forward
1277 (concat "^" (regexp-quote mail-header-separator) "$")
1279 (setq limit (min limit (match-beginning 0))))
1281 (and (< start limit)
1282 (re-search-forward ,regexp limit t))))))
1283 (if (featurep 'bytecomp)
1287 (defvar message-font-lock-keywords
1288 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1289 `((,(message-font-lock-make-header-matcher
1290 (concat "^\\([Tt]o:\\)" content))
1291 (1 'message-header-name-face)
1292 (2 'message-header-to-face nil t))
1293 (,(message-font-lock-make-header-matcher
1294 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1295 (1 'message-header-name-face)
1296 (2 'message-header-cc-face nil t))
1297 (,(message-font-lock-make-header-matcher
1298 (concat "^\\([Ss]ubject:\\)" content))
1299 (1 'message-header-name-face)
1300 (2 'message-header-subject-face nil t))
1301 (,(message-font-lock-make-header-matcher
1302 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1303 (1 'message-header-name-face)
1304 (2 'message-header-newsgroups-face nil t))
1305 (,(message-font-lock-make-header-matcher
1306 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1307 (1 'message-header-name-face)
1308 (2 'message-header-other-face nil t))
1309 (,(message-font-lock-make-header-matcher
1310 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1311 (1 'message-header-name-face)
1312 (2 'message-header-name-face))
1313 ,@(if (and mail-header-separator
1314 (not (equal mail-header-separator "")))
1315 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1316 1 'message-separator-face))
1319 (re-search-forward (concat "^\\("
1320 message-cite-prefix-regexp
1323 (0 'message-cited-text-face))
1324 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1325 (0 'message-mml-face))))
1326 "Additional expressions to highlight in Message mode.")
1329 ;; XEmacs does it like this. For Emacs, we have to set the
1330 ;; `font-lock-defaults' buffer-local variable.
1331 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1333 (defvar message-face-alist
1334 '((bold . bold-region)
1335 (underline . underline-region)
1336 (default . (lambda (b e)
1338 (ununderline-region b e))))
1339 "Alist of mail and news faces for facemenu.
1340 The cdr of each entry is a function for applying the face to a region.")
1342 (defcustom message-send-hook nil
1343 "Hook run before sending messages.
1344 This hook is run quite early when sending."
1345 :group 'message-various
1346 :options '(ispell-message)
1347 :link '(custom-manual "(message)Various Message Variables")
1350 (defcustom message-send-mail-hook nil
1351 "Hook run before sending mail messages.
1352 This hook is run very late -- just before the message is sent as
1354 :group 'message-various
1355 :link '(custom-manual "(message)Various Message Variables")
1358 (defcustom message-send-news-hook nil
1359 "Hook run before sending news messages.
1360 This hook is run very late -- just before the message is sent as
1362 :group 'message-various
1363 :link '(custom-manual "(message)Various Message Variables")
1366 (defcustom message-sent-hook nil
1367 "Hook run after sending messages."
1368 :group 'message-various
1371 (defvar message-send-coding-system 'binary
1372 "Coding system to encode outgoing mail.")
1374 (defvar message-draft-coding-system
1375 mm-auto-save-coding-system
1376 "*Coding system to compose mail.
1377 If you'd like to make it possible to share draft files between XEmacs
1378 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1379 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1381 (defcustom message-send-mail-partially-limit 1000000
1382 "The limitation of messages sent as message/partial.
1383 The lower bound of message size in characters, beyond which the message
1384 should be sent in several parts. If it is nil, the size is unlimited."
1386 :group 'message-buffers
1387 :link '(custom-manual "(message)Mail Variables")
1388 :type '(choice (const :tag "unlimited" nil)
1391 (defcustom message-alternative-emails nil
1392 "A regexp to match the alternative email addresses.
1393 The first matched address (not primary one) is used in the From field."
1394 :group 'message-headers
1395 :link '(custom-manual "(message)Message Headers")
1396 :type '(choice (const :tag "Always use primary" nil)
1399 (defcustom message-hierarchical-addresses nil
1400 "A list of hierarchical mail address definitions.
1402 Inside each entry, the first address is the \"top\" address, and
1403 subsequent addresses are subaddresses; this is used to indicate that
1404 mail sent to the first address will automatically be delivered to the
1405 subaddresses. So if the first address appears in the recipient list
1406 for a message, the subaddresses will be removed (if present) before
1407 the mail is sent. All addresses in this structure should be
1410 :group 'message-headers
1411 :type '(repeat (repeat string)))
1413 (defcustom message-mail-user-agent nil
1414 "Like `mail-user-agent'.
1415 Except if it is nil, use Gnus native MUA; if it is t, use
1418 :type '(radio (const :tag "Gnus native"
1421 (const :tag "`mail-user-agent'"
1424 (function-item :tag "Default Emacs mail"
1426 sendmail-user-agent)
1427 (function-item :tag "Emacs interface to MH"
1430 (function :tag "Other"))
1434 (defcustom message-wide-reply-confirm-recipients nil
1435 "Whether to confirm a wide reply to multiple email recipients.
1436 If this variable is nil, don't ask whether to reply to all recipients.
1437 If this variable is non-nil, pose the question \"Reply to all
1438 recipients?\" before a wide reply to multiple recipients. If the user
1439 answers yes, reply to all recipients as usual. If the user answers
1440 no, only reply back to the author."
1442 :group 'message-headers
1443 :link '(custom-manual "(message)Wide Reply")
1446 (defcustom message-user-fqdn nil
1447 "*Domain part of Messsage-Ids."
1449 :group 'message-headers
1450 :link '(custom-manual "(message)News Headers")
1451 :type '(radio (const :format "%v " nil)
1452 (string :format "FQDN: %v")))
1454 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1456 (mm-coding-system-p 'utf-8)
1457 (executable-find idna-program)
1459 "Whether to encode non-ASCII in domain names into ASCII according to IDNA."
1461 :group 'message-headers
1462 :link '(custom-manual "(message)IDNA")
1463 :type '(choice (const :tag "Ask" ask)
1464 (const :tag "Never" nil)
1465 (const :tag "Always" t)))
1467 (defcustom message-generate-hashcash nil
1468 "*Whether to generate X-Hashcash: headers.
1469 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1470 :group 'message-headers
1471 :link '(custom-manual "(message)Mail Headers")
1474 ;;; Internal variables.
1476 (defvar message-sending-message "Sending...")
1477 (defvar message-buffer-list nil)
1478 (defvar message-this-is-news nil)
1479 (defvar message-this-is-mail nil)
1480 (defvar message-draft-article nil)
1481 (defvar message-mime-part nil)
1482 (defvar message-posting-charset nil)
1483 (defvar message-inserted-headers nil)
1485 ;; Byte-compiler warning
1487 (defvar gnus-active-hashtb)
1488 (defvar gnus-read-active-file))
1490 ;;; Regexp matching the delimiter of messages in UNIX mail format
1491 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1492 ;;; of rmail.el's rmail-unix-mail-delimiter.
1493 (defvar message-unix-mail-delimiter
1494 (let ((time-zone-regexp
1495 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1496 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1502 ;; Many things can happen to an RFC 822 mailbox before it is put into
1503 ;; a `From' line. The leading phrase can be stripped, e.g.
1504 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1505 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1506 ;; can be removed, e.g.
1507 ;; From: joe@y.z (Joe K
1509 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1512 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1513 ;; The mailbox can be removed or be replaced by white space, e.g.
1514 ;; From: "Joe User"{space}{tab}
1516 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1517 ;; where {space} and {tab} represent the Ascii space and tab characters.
1518 ;; We want to match the results of any of these manglings.
1519 ;; The following regexp rejects names whose first characters are
1520 ;; obviously bogus, but after that anything goes.
1521 "\\([^\0-\b\n-\r\^?].*\\)?"
1523 ;; The time the message was sent.
1524 "\\([^\0-\r \^?]+\\) +" ; day of the week
1525 "\\([^\0-\r \^?]+\\) +" ; month
1526 "\\([0-3]?[0-9]\\) +" ; day of month
1527 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1529 ;; Perhaps a time zone, specified by an abbreviation, or by a
1534 " \\([0-9][0-9]+\\) *"
1536 ;; On some systems the time zone can appear after the year, too.
1540 "\\(remote from .*\\)?"
1543 "Regexp matching the delimiter of messages in UNIX mail format.")
1545 (defvar message-unsent-separator
1546 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1547 "^ *---+ +Returned message +---+ *$\\|"
1548 "^Start of returned message$\\|"
1549 "^ *---+ +Original message +---+ *$\\|"
1550 "^ *--+ +begin message +--+ *$\\|"
1551 "^ *---+ +Original message follows +---+ *$\\|"
1552 "^ *---+ +Undelivered message follows +---+ *$\\|"
1553 "^|? *---+ +Message text follows: +---+ *|?$")
1554 "A regexp that matches the separator before the text of a failed message.")
1556 (defvar message-field-fillers
1557 '((To message-fill-field-address)
1558 (Cc message-fill-field-address)
1559 (From message-fill-field-address))
1560 "Alist of header names/filler functions.")
1562 (defvar message-header-format-alist
1577 (References . message-shorten-references)
1579 "Alist used for formatting headers.")
1581 (defvar message-options nil
1582 "Some saved answers when sending message.")
1584 (defvar message-send-mail-real-function nil
1585 "Internal send mail function.")
1587 (defvar message-bogus-system-names "^localhost\\."
1588 "The regexp of bogus system names.")
1590 (defcustom message-valid-fqdn-regexp
1591 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1593 "\\([a-z][a-z]" ;; two letter country TDLs
1594 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1595 "\\|aero\\|coop\\|info\\|name\\|museum"
1596 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1598 "Regular expression that matches a valid FQDN."
1599 ;; see also: gnus-button-valid-fqdn-regexp
1601 :group 'message-headers
1605 (autoload 'gnus-alive-p "gnus-util")
1606 (autoload 'gnus-delay-article "gnus-delay")
1607 (autoload 'gnus-extract-address-components "gnus-util")
1608 (autoload 'gnus-find-method-for-group "gnus")
1609 (autoload 'gnus-group-decoded-name "gnus-group")
1610 (autoload 'gnus-group-name-charset "gnus-group")
1611 (autoload 'gnus-group-name-decode "gnus-group")
1612 (autoload 'gnus-groups-from-server "gnus")
1613 (autoload 'gnus-make-local-hook "gnus-util")
1614 (autoload 'gnus-open-server "gnus-int")
1615 (autoload 'gnus-output-to-mail "gnus-util")
1616 (autoload 'gnus-output-to-rmail "gnus-util")
1617 (autoload 'gnus-request-post "gnus-int")
1618 (autoload 'gnus-server-string "gnus")
1619 (autoload 'idna-to-ascii "idna")
1620 (autoload 'message-setup-toolbar "messagexmas")
1621 (autoload 'mh-new-draft-name "mh-comp")
1622 (autoload 'mh-send-letter "mh-comp")
1623 (autoload 'nndraft-request-associate-buffer "nndraft")
1624 (autoload 'nndraft-request-expire-articles "nndraft")
1625 (autoload 'nnvirtual-find-group-art "nnvirtual")
1626 (autoload 'rmail-dont-reply-to "mail-utils")
1627 (autoload 'rmail-msg-is-pruned "rmail")
1628 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1629 (autoload 'rmail-output "rmailout"))
1634 ;;; Utility functions.
1637 (defmacro message-y-or-n-p (question show &rest text)
1638 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1639 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1641 (defmacro message-delete-line (&optional n)
1642 "Delete the current line (and the next N lines)."
1643 `(delete-region (progn (beginning-of-line) (point))
1644 (progn (forward-line ,(or n 1)) (point))))
1646 (defun message-mark-active-p ()
1647 "Non-nil means the mark and region are currently active in this buffer."
1650 (defun message-unquote-tokens (elems)
1651 "Remove double quotes (\") from strings in list ELEMS."
1652 (mapcar (lambda (item)
1653 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1654 (setq item (concat (match-string 1 item)
1655 (match-string 2 item))))
1659 (defun message-tokenize-header (header &optional separator)
1660 "Split HEADER into a list of header elements.
1661 SEPARATOR is a string of characters to be used as separators. \",\"
1662 is used by default."
1665 (let ((regexp (format "[%s]+" (or separator ",")))
1667 beg quoted elems paren)
1669 (mm-enable-multibyte)
1670 (setq beg (point-min))
1672 (goto-char (point-min))
1677 (cond ((and (> (point) beg)
1679 (and (looking-at regexp)
1682 (push (buffer-substring beg (point)) elems)
1683 (setq beg (match-end 0)))
1684 ((eq (char-after) ?\")
1685 (setq quoted (not quoted)))
1686 ((and (eq (char-after) ?\()
1689 ((and (eq (char-after) ?\))
1692 (nreverse elems)))))
1694 (defun message-mail-file-mbox-p (file)
1695 "Say whether FILE looks like a Unix mbox file."
1696 (when (and (file-exists-p file)
1697 (file-readable-p file)
1698 (file-regular-p file))
1700 (nnheader-insert-file-contents file)
1701 (goto-char (point-min))
1702 (looking-at message-unix-mail-delimiter))))
1704 (defun message-fetch-field (header &optional not-all)
1705 "The same as `mail-fetch-field', only remove all newlines.
1706 The buffer is expected to be narrowed to just the header of the message;
1707 see `message-narrow-to-headers-or-head'."
1708 (let* ((inhibit-point-motion-hooks t)
1709 (value (mail-fetch-field header nil (not not-all))))
1711 (while (string-match "\n[\t ]+" value)
1712 (setq value (replace-match " " t t value)))
1715 (defun message-field-value (header &optional not-all)
1716 "The same as `message-fetch-field', only narrow to the headers first."
1719 (message-narrow-to-headers-or-head)
1720 (message-fetch-field header not-all))))
1722 (defun message-narrow-to-field ()
1723 "Narrow the buffer to the header on the current line."
1725 (while (looking-at "[ \t]")
1731 (if (re-search-forward "^[^ \n\t]" nil t)
1734 (goto-char (point-min)))
1736 (defun message-add-header (&rest headers)
1737 "Add the HEADERS to the message header, skipping those already present."
1740 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1741 (error "Invalid header `%s'" (car headers)))
1742 (setq hclean (match-string 1 (car headers)))
1744 (message-narrow-to-headers)
1745 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1746 (goto-char (point-max))
1747 (if (string-match "\n$" (car headers))
1748 (insert (car headers))
1749 (insert (car headers) ?\n)))))
1750 (setq headers (cdr headers))))
1752 (defmacro message-with-reply-buffer (&rest forms)
1753 "Evaluate FORMS in the reply buffer, if it exists."
1754 `(when (and message-reply-buffer
1755 (buffer-name message-reply-buffer))
1757 (set-buffer message-reply-buffer)
1760 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1761 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1763 (defun message-fetch-reply-field (header)
1764 "Fetch field HEADER from the message we're replying to."
1765 (message-with-reply-buffer
1767 (mail-narrow-to-head)
1768 (message-fetch-field header))))
1770 (defun message-strip-list-identifiers (subject)
1771 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1772 (require 'gnus-sum) ; for gnus-list-identifiers
1773 (let ((regexp (if (stringp gnus-list-identifiers)
1774 gnus-list-identifiers
1775 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1776 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1777 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1778 (concat (substring subject 0 (match-beginning 1))
1779 (or (match-string 3 subject)
1780 (match-string 5 subject))
1785 (defun message-strip-subject-re (subject)
1786 "Remove \"Re:\" from subject lines in string SUBJECT."
1787 (if (string-match message-subject-re-regexp subject)
1788 (substring subject (match-end 0))
1791 ;;; Start of functions adopted from `message-utils.el'.
1793 (defun message-strip-subject-trailing-was (subject)
1794 "Remove trailing \"(Was: <old subject>)\" from SUBJECT lines.
1795 Leading \"Re: \" is not stripped by this function. Use the function
1796 `message-strip-subject-re' for this."
1797 (let* ((query message-subject-trailing-was-query)
1802 message-subject-trailing-was-ask-regexp
1803 message-subject-trailing-was-regexp)
1806 (setq new (substring subject 0 (match-beginning 0))))
1807 (if (or (not found) (eq query nil))
1810 (if (message-y-or-n-p
1811 "Strip `(was: <old subject>)' in subject? " t
1813 "Strip `(was: <old subject>)' in subject "
1814 "and use the new one instead?\n\n"
1815 "Current subject is: \""
1817 "New subject would be: \""
1819 "See the variable `message-subject-trailing-was-query' "
1820 "to get rid of this query."
1825 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1828 (defun message-change-subject (new-subject)
1829 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1830 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
1833 (read-from-minibuffer "New subject: ")))
1834 (cond ((and (not (or (null new-subject) ; new subject not empty
1835 (zerop (string-width new-subject))
1836 (string-match "^[ \t]*$" new-subject))))
1840 (message-narrow-to-headers)
1841 (message-fetch-field "Subject"))))
1842 (cond ((not old-subject)
1843 (error "No current subject"))
1846 (regexp-quote new-subject)
1848 old-subject)) ; yes, it really is a new subject
1849 ;; delete eventual Re: prefix
1851 (message-strip-subject-re old-subject))
1852 (message-goto-subject)
1853 (message-delete-line)
1854 (insert (concat "Subject: "
1857 old-subject ")\n")))))))))
1860 (defun message-mark-inserted-region (beg end)
1861 "Mark some region in the current article with enclosing tags.
1862 See `message-mark-insert-begin' and `message-mark-insert-end'."
1865 ;; add to the end of the region first, otherwise end would be invalid
1867 (insert message-mark-insert-end)
1869 (insert message-mark-insert-begin)))
1872 (defun message-mark-insert-file (file)
1873 "Insert FILE at point, marking it with enclosing tags.
1874 See `message-mark-insert-begin' and `message-mark-insert-end'."
1875 (interactive "fFile to insert: ")
1876 ;; reverse insertion to get correct result.
1878 (insert message-mark-insert-end)
1880 (insert-file-contents file)
1882 (insert message-mark-insert-begin)))
1885 (defun message-add-archive-header ()
1886 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1887 The note can be customized using `message-archive-note'. When called with a
1888 prefix argument, ask for a text to insert. If you don't want the note in the
1889 body, set `message-archive-note' to nil."
1891 (if current-prefix-arg
1892 (setq message-archive-note
1893 (read-from-minibuffer "Reason for No-Archive: "
1894 (cons message-archive-note 0))))
1896 (if (message-goto-signature)
1897 (re-search-backward message-signature-separator))
1898 (when message-archive-note
1899 (insert message-archive-note)
1901 (message-add-header message-archive-header)
1902 (message-sort-headers)))
1905 (defun message-cross-post-followup-to-header (target-group)
1906 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1907 With prefix-argument just set Follow-Up, don't cross-post."
1909 (list ; Completion based on Gnus
1910 (completing-read "Followup To: "
1911 (if (boundp 'gnus-newsrc-alist)
1913 nil nil '("poster" . 0)
1914 (if (boundp 'gnus-group-history)
1915 'gnus-group-history))))
1916 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1917 (message-goto-newsgroups)
1919 ;; if we already did a crosspost before, kill old target
1920 (if (and message-cross-post-old-target
1922 (regexp-quote (concat "," message-cross-post-old-target))
1925 ;; unless (followup is to poster or user explicitly asked not
1926 ;; to cross-post, or target-group is already in Newsgroups)
1927 ;; add target-group to Newsgroups line.
1929 ;; def: cross-post, req:no
1930 (and message-cross-post-default (not current-prefix-arg))
1931 ;; def: no-cross-post, req:yes
1932 (and (not message-cross-post-default) current-prefix-arg))
1933 (not (string-match "poster" target-group))
1934 (not (string-match (regexp-quote target-group)
1935 (message-fetch-field "Newsgroups"))))
1937 (insert (concat "," target-group))))
1938 (end-of-line) ; ensure Followup: comes after Newsgroups:
1939 ;; unless new followup would be identical to Newsgroups line
1940 ;; make a new Followup-To line
1941 (if (not (string-match (concat "^[ \t]*"
1944 (message-fetch-field "Newsgroups")))
1945 (insert (concat "\nFollowup-To: " target-group)))
1946 (setq message-cross-post-old-target target-group))
1949 (defun message-cross-post-insert-note (target-group cross-post in-old
1951 "Insert a in message body note about a set Followup or Crosspost.
1952 If there have been previous notes, delete them. TARGET-GROUP specifies the
1953 group to Followup-To. When CROSS-POST is t, insert note about
1954 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1955 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1956 been made to before the user asked for a Crosspost."
1957 ;; start scanning body for previous uses
1958 (message-goto-signature)
1959 (let ((head (re-search-backward
1960 (concat "^" mail-header-separator)
1961 nil t))) ; just search in body
1962 (message-goto-signature)
1963 (while (re-search-backward
1964 (concat "^" (regexp-quote message-cross-post-note) ".*")
1966 (message-delete-line))
1967 (message-goto-signature)
1968 (while (re-search-backward
1969 (concat "^" (regexp-quote message-followup-to-note) ".*")
1971 (message-delete-line))
1973 (if (message-goto-signature)
1974 (re-search-backward message-signature-separator))
1977 (string-match "^[ \t]*poster[ \t]*$" target-group))
1978 (insert (concat message-followup-to-note target-group "\n"))
1979 (insert (concat message-cross-post-note target-group "\n")))))
1982 (defun message-cross-post-followup-to (target-group)
1983 "Crossposts message and set Followup-To to TARGET-GROUP.
1984 With prefix-argument just set Follow-Up, don't cross-post."
1986 (list ; Completion based on Gnus
1987 (completing-read "Followup To: "
1988 (if (boundp 'gnus-newsrc-alist)
1990 nil nil '("poster" . 0)
1991 (if (boundp 'gnus-group-history)
1992 'gnus-group-history))))
1993 (cond ((not (or (null target-group) ; new subject not empty
1994 (zerop (string-width target-group))
1995 (string-match "^[ \t]*$" target-group)))
1997 (let* ((old-groups (message-fetch-field "Newsgroups"))
1998 (in-old (string-match
1999 (regexp-quote target-group)
2000 (or old-groups ""))))
2001 ;; check whether target exactly matches old Newsgroups
2002 (cond ((not old-groups)
2003 (error "No current newsgroup"))
2007 (regexp-quote target-group)
2010 ;; yes, Newsgroups line must change
2011 (message-cross-post-followup-to-header target-group)
2012 ;; insert note whether we do cross-post or followup-to
2013 (funcall message-cross-post-note-function
2015 (if (or (and message-cross-post-default
2016 (not current-prefix-arg))
2017 (and (not message-cross-post-default)
2018 current-prefix-arg)) t)
2019 in-old old-groups))))))))
2021 ;;; Reduce To: to Cc: or Bcc: header
2024 (defun message-reduce-to-to-cc ()
2025 "Replace contents of To: header with contents of Cc: or Bcc: header."
2028 (save-restriction (message-narrow-to-headers)
2029 (message-fetch-field "cc")))
2031 (if (and (not cc-content)
2034 (message-narrow-to-headers)
2035 (message-fetch-field "bcc"))))
2040 (message-delete-line)
2041 (insert (concat "To: " cc-content "\n"))
2043 (message-narrow-to-headers)
2044 (message-remove-header (if bcc
2048 ;;; End of functions adopted from `message-utils.el'.
2050 (defun message-remove-header (header &optional is-regexp first reverse)
2051 "Remove HEADER in the narrowed buffer.
2052 If IS-REGEXP, HEADER is a regular expression.
2053 If FIRST, only remove the first instance of the header.
2054 Return the number of headers removed."
2055 (goto-char (point-min))
2056 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2058 (case-fold-search t)
2060 (while (and (not (eobp))
2063 (not (looking-at regexp))
2064 (looking-at regexp))
2071 ;; There might be a continuation header, so we have to search
2072 ;; until we find a new non-continuation line.
2075 (if (re-search-forward "^[^ \t]" nil t)
2076 (goto-char (match-beginning 0))
2079 (if (re-search-forward "^[^ \t]" nil t)
2080 (goto-char (match-beginning 0))
2081 (goto-char (point-max)))))
2084 (defun message-remove-first-header (header)
2085 "Remove the first instance of HEADER if there is more than one."
2087 (regexp (concat "^" (regexp-quote header) ":")))
2089 (goto-char (point-min))
2090 (while (re-search-forward regexp nil t)
2093 (message-remove-header header nil t)
2096 (defun message-narrow-to-headers ()
2097 "Narrow the buffer to the head of the message."
2100 (goto-char (point-min))
2101 (if (re-search-forward
2102 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2105 (goto-char (point-min)))
2107 (defun message-narrow-to-head-1 ()
2108 "Like `message-narrow-to-head'. Don't widen."
2110 (goto-char (point-min))
2111 (if (search-forward "\n\n" nil 1)
2114 (goto-char (point-min)))
2116 (defun message-narrow-to-head ()
2117 "Narrow the buffer to the head of the message.
2118 Point is left at the beginning of the narrowed-to region."
2120 (message-narrow-to-head-1))
2122 (defun message-narrow-to-headers-or-head ()
2123 "Narrow the buffer to the head of the message."
2126 (goto-char (point-min))
2129 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2130 (match-beginning 0))
2131 ((search-forward "\n\n" nil t)
2135 (goto-char (point-min)))
2137 (defun message-news-p ()
2138 "Say whether the current buffer contains a news message."
2139 (and (not message-this-is-mail)
2140 (or message-this-is-news
2143 (message-narrow-to-headers)
2144 (and (message-fetch-field "newsgroups")
2145 (not (message-fetch-field "posted-to"))))))))
2147 (defun message-mail-p ()
2148 "Say whether the current buffer contains a mail message."
2149 (and (not message-this-is-news)
2150 (or message-this-is-mail
2153 (message-narrow-to-headers)
2154 (or (message-fetch-field "to")
2155 (message-fetch-field "cc")
2156 (message-fetch-field "bcc")))))))
2158 (defun message-subscribed-p ()
2159 "Say whether we need to insert a MFT header."
2160 (or message-subscribed-regexps
2161 message-subscribed-addresses
2162 message-subscribed-address-file
2163 message-subscribed-address-functions))
2165 (defun message-next-header ()
2166 "Go to the beginning of the next header."
2168 (or (eobp) (forward-char 1))
2169 (not (if (re-search-forward "^[^ \t]" nil t)
2171 (goto-char (point-max)))))
2173 (defun message-sort-headers-1 ()
2174 "Sort the buffer as headers using `message-rank' text props."
2175 (goto-char (point-min))
2178 nil 'message-next-header
2180 (message-next-header)
2184 (or (get-text-property (point) 'message-rank)
2187 (defun message-sort-headers ()
2188 "Sort the headers of the current message according to `message-header-format-alist'."
2192 (let ((max (1+ (length message-header-format-alist)))
2194 (message-narrow-to-headers)
2195 (while (re-search-forward "^[^ \n]+:" nil t)
2197 (match-beginning 0) (1+ (match-beginning 0))
2199 (if (setq rank (length (memq (assq (intern (buffer-substring
2201 (1- (match-end 0))))
2202 message-header-format-alist)
2203 message-header-format-alist)))
2206 (message-sort-headers-1))))
2208 (defun message-kill-address ()
2209 "Kill the address under point."
2211 (let ((start (point)))
2212 (message-skip-to-next-address)
2213 (kill-region start (point))))
2223 (defvar message-mode-map nil)
2225 (unless message-mode-map
2226 (setq message-mode-map (make-keymap))
2227 (set-keymap-parent message-mode-map text-mode-map)
2228 (define-key message-mode-map "\C-c?" 'describe-mode)
2230 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2231 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2232 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2233 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2234 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2235 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2236 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2237 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2238 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2239 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2240 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2241 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2242 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2243 (define-key message-mode-map "\C-c\C-f\C-i"
2244 'message-insert-or-toggle-importance)
2245 (define-key message-mode-map "\C-c\C-f\C-a"
2246 'message-generate-unsubscribed-mail-followup-to)
2248 ;; modify headers (and insert notes in body)
2249 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2251 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2252 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2253 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2254 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2255 ;; mark inserted text
2256 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2257 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2259 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2260 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2262 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2263 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2264 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2265 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2267 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2268 (define-key message-mode-map "\C-c\M-n"
2269 'message-insert-disposition-notification-to)
2271 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2272 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2273 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2274 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2275 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2276 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2277 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2278 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2280 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2281 (define-key message-mode-map "\C-c\C-s" 'message-send)
2282 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2283 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2284 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2286 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2287 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2288 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2289 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2290 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2291 (define-key message-mode-map [remap split-line] 'message-split-line)
2293 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2295 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2296 (define-key message-mode-map "\t" 'message-tab)
2297 (define-key message-mode-map "\M-;" 'comment-region))
2300 message-mode-menu message-mode-map "Message Menu."
2302 ["Yank Original" message-yank-original message-reply-buffer]
2303 ["Fill Yanked Message" message-fill-yanked-message t]
2304 ["Insert Signature" message-insert-signature t]
2305 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2306 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2307 ["Elide Region" message-elide-region
2308 :active (message-mark-active-p)
2309 ,@(if (featurep 'xemacs) nil
2310 '(:help "Replace text in region with an ellipsis"))]
2311 ["Delete Outside Region" message-delete-not-region
2312 :active (message-mark-active-p)
2313 ,@(if (featurep 'xemacs) nil
2314 '(:help "Delete all quoted text outside region"))]
2315 ["Kill To Signature" message-kill-to-signature t]
2316 ["Newline and Reformat" message-newline-and-reformat t]
2317 ["Rename buffer" message-rename-buffer t]
2318 ["Spellcheck" ispell-message
2319 ,@(if (featurep 'xemacs) '(t)
2320 '(:help "Spellcheck this message"))]
2322 ["Insert Region Marked" message-mark-inserted-region
2323 :active (message-mark-active-p)
2324 ,@(if (featurep 'xemacs) nil
2325 '(:help "Mark region with enclosing tags"))]
2326 ["Insert File Marked..." message-mark-insert-file
2327 ,@(if (featurep 'xemacs) '(t)
2328 '(:help "Insert file at point marked with enclosing tags"))]
2330 ["Send Message" message-send-and-exit
2331 ,@(if (featurep 'xemacs) '(t)
2332 '(:help "Send this message"))]
2333 ["Postpone Message" message-dont-send
2334 ,@(if (featurep 'xemacs) '(t)
2335 '(:help "File this draft message and exit"))]
2336 ["Send at Specific Time..." gnus-delay-article
2337 ,@(if (featurep 'xemacs) '(t)
2338 '(:help "Ask, then arrange to send message at that time"))]
2339 ["Kill Message" message-kill-buffer
2340 ,@(if (featurep 'xemacs) '(t)
2341 '(:help "Delete this message without sending"))]))
2344 message-mode-field-menu message-mode-map ""
2346 ["To" message-goto-to t]
2347 ["From" message-goto-from t]
2348 ["Subject" message-goto-subject t]
2349 ["Change subject..." message-change-subject t]
2350 ["Cc" message-goto-cc t]
2351 ["Bcc" message-goto-bcc t]
2352 ["Fcc" message-goto-fcc t]
2353 ["Reply-To" message-goto-reply-to t]
2354 ["Flag As Important" message-insert-importance-high
2355 ,@(if (featurep 'xemacs) '(t)
2356 '(:help "Mark this message as important"))]
2357 ["Flag As Unimportant" message-insert-importance-low
2358 ,@(if (featurep 'xemacs) '(t)
2359 '(:help "Mark this message as unimportant"))]
2361 message-insert-disposition-notification-to
2362 ,@(if (featurep 'xemacs) '(t)
2363 '(:help "Request a receipt notification"))]
2365 ;; (typical) news stuff
2366 ["Summary" message-goto-summary t]
2367 ["Keywords" message-goto-keywords t]
2368 ["Newsgroups" message-goto-newsgroups t]
2369 ["Fetch Newsgroups" message-insert-newsgroups t]
2370 ["Followup-To" message-goto-followup-to t]
2371 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2372 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2373 ["Distribution" message-goto-distribution t]
2374 ["X-No-Archive:" message-add-archive-header t ]
2376 ;; (typical) mailing-lists stuff
2377 ["Fetch To" message-insert-to
2378 ,@(if (featurep 'xemacs) '(t)
2379 '(:help "Insert a To header that points to the author."))]
2380 ["Fetch To and Cc" message-insert-wide-reply
2381 ,@(if (featurep 'xemacs) '(t)
2383 "Insert To and Cc headers as if you were doing a wide reply."))]
2385 ["Send to list only" message-to-list-only t]
2386 ["Mail-Followup-To" message-goto-mail-followup-to t]
2387 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2388 ,@(if (featurep 'xemacs) '(t)
2389 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2390 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2392 ["Sort Headers" message-sort-headers t]
2393 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2394 ["Goto Body" message-goto-body t]
2395 ["Goto Signature" message-goto-signature t]))
2397 (defvar message-tool-bar-map nil)
2400 (defvar facemenu-add-face-function)
2401 (defvar facemenu-remove-face-function))
2403 ;;; Forbidden properties
2405 ;; We use `after-change-functions' to keep special text properties
2406 ;; that interfer with the normal function of message mode out of the
2409 (defcustom message-strip-special-text-properties t
2410 "Strip special properties from the message buffer.
2412 Emacs has a number of special text properties which can break message
2413 composing in various ways. If this option is set, message will strip
2414 these properties from the message composition buffer. However, some
2415 packages requires these properties to be present in order to work.
2416 If you use one of these packages, turn this option off, and hope the
2417 message composition doesn't break too bad."
2419 :group 'message-various
2420 :link '(custom-manual "(message)Various Message Variables")
2423 (defconst message-forbidden-properties
2424 ;; No reason this should be clutter up customize. We make it a
2425 ;; property list (rather than a list of property symbols), to be
2426 ;; directly useful for `remove-text-properties'.
2427 '(field nil read-only nil invisible nil intangible nil
2428 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2429 insert-behind-hooks nil point-entered nil point-left nil)
2430 ;; Other special properties:
2431 ;; category, face, display: probably doesn't do any harm.
2432 ;; fontified: is used by font-lock.
2433 ;; syntax-table, local-map: I dunno.
2434 ;; We need to add XEmacs names to the list.
2435 "Property list of with properties forbidden in message buffers.
2436 The values of the properties are ignored, only the property names are used.")
2438 (defun message-tamago-not-in-use-p (pos)
2439 "Return t when tamago version 4 is not in use at the cursor position.
2440 Tamago version 4 is a popular input method for writing Japanese text.
2441 It uses the properties `intangible', `invisible', `modification-hooks'
2442 and `read-only' when translating ascii or kana text to kanji text.
2443 These properties are essential to work, so we should never strip them."
2444 (not (and (boundp 'egg-modefull-mode)
2445 (symbol-value 'egg-modefull-mode)
2446 (or (memq (get-text-property pos 'intangible)
2447 '(its-part-1 its-part-2))
2448 (get-text-property pos 'egg-end)
2449 (get-text-property pos 'egg-lang)
2450 (get-text-property pos 'egg-start)))))
2452 (defun message-strip-forbidden-properties (begin end &optional old-length)
2453 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2454 This function is intended to be called from `after-change-functions'.
2455 See also `message-forbidden-properties'."
2456 (when (and message-strip-special-text-properties
2457 (message-tamago-not-in-use-p begin))
2458 (let ((buffer-read-only nil)
2459 (inhibit-read-only t))
2460 (remove-text-properties begin end message-forbidden-properties))))
2463 (define-derived-mode message-mode text-mode "Message"
2464 "Major mode for editing mail and news to be sent.
2465 Like Text Mode but with these additional commands:\\<message-mode-map>
2466 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2467 C-c C-d Postpone sending the message C-c C-k Kill the message
2468 C-c C-f move to a header field (and create it if there isn't):
2469 C-c C-f C-t move to To C-c C-f C-s move to Subject
2470 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2471 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2472 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2473 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2474 C-c C-f C-o move to From (\"Originator\")
2475 C-c C-f C-f move to Followup-To
2476 C-c C-f C-m move to Mail-Followup-To
2477 C-c C-f C-i cycle through Importance values
2478 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2479 C-c C-f x crossposting with FollowUp-To header and note in body
2480 C-c C-f t replace To: header with contents of Cc: or Bcc:
2481 C-c C-f a Insert X-No-Archive: header and a note in the body
2482 C-c C-t `message-insert-to' (add a To header to a news followup)
2483 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2484 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2485 C-c C-b `message-goto-body' (move to beginning of message text).
2486 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2487 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2488 C-c C-y `message-yank-original' (insert current message, if any).
2489 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2490 C-c C-e `message-elide-region' (elide the text between point and mark).
2491 C-c C-v `message-delete-not-region' (remove the text outside the region).
2492 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2493 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2494 C-c C-a `mml-attach-file' (attach a file as MIME).
2495 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2496 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2497 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2498 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2499 M-RET `message-newline-and-reformat' (break the line and reformat)."
2500 (setq local-abbrev-table text-mode-abbrev-table)
2501 (set (make-local-variable 'message-reply-buffer) nil)
2502 (set (make-local-variable 'message-inserted-headers) nil)
2503 (set (make-local-variable 'message-send-actions) nil)
2504 (set (make-local-variable 'message-exit-actions) nil)
2505 (set (make-local-variable 'message-kill-actions) nil)
2506 (set (make-local-variable 'message-postpone-actions) nil)
2507 (set (make-local-variable 'message-draft-article) nil)
2508 (setq buffer-offer-save t)
2509 (set (make-local-variable 'facemenu-add-face-function)
2511 (let ((face-fun (cdr (assq face message-face-alist))))
2513 (funcall face-fun (point) end)
2514 (error "Face %s not configured for %s mode" face mode-name)))
2516 (set (make-local-variable 'facemenu-remove-face-function) t)
2517 (set (make-local-variable 'message-reply-headers) nil)
2518 (make-local-variable 'message-newsreader)
2519 (make-local-variable 'message-mailer)
2520 (make-local-variable 'message-post-method)
2521 (set (make-local-variable 'message-sent-message-via) nil)
2522 (set (make-local-variable 'message-checksum) nil)
2523 (set (make-local-variable 'message-mime-part) 0)
2524 (message-setup-fill-variables)
2525 ;; Allow using comment commands to add/remove quoting.
2526 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2527 (when message-yank-prefix
2528 (set (make-local-variable 'comment-start) message-yank-prefix)
2529 (set (make-local-variable 'comment-start-skip)
2530 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2531 (if (featurep 'xemacs)
2532 (message-setup-toolbar)
2533 (set (make-local-variable 'font-lock-defaults)
2534 '(message-font-lock-keywords t))
2535 (if (boundp 'tool-bar-map)
2536 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2537 (easy-menu-add message-mode-menu message-mode-map)
2538 (easy-menu-add message-mode-field-menu message-mode-map)
2539 (gnus-make-local-hook 'after-change-functions)
2540 ;; Mmmm... Forbidden properties...
2541 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2543 ;; Allow mail alias things.
2544 (when (eq message-mail-alias-type 'abbrev)
2545 (if (fboundp 'mail-abbrevs-setup)
2546 (mail-abbrevs-setup)
2547 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2548 (mail-aliases-setup))))
2549 (unless buffer-file-name
2550 (message-set-auto-save-file-name))
2551 (unless (buffer-base-buffer)
2552 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2553 ;; multibyte is not necessary at all. -- zsh
2554 (mm-enable-multibyte))
2555 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2558 (defun message-setup-fill-variables ()
2559 "Setup message fill variables."
2560 (set (make-local-variable 'fill-paragraph-function)
2561 'message-fill-paragraph)
2562 (make-local-variable 'paragraph-separate)
2563 (make-local-variable 'paragraph-start)
2564 (make-local-variable 'adaptive-fill-regexp)
2565 (unless (boundp 'adaptive-fill-first-line-regexp)
2566 (setq adaptive-fill-first-line-regexp nil))
2567 (make-local-variable 'adaptive-fill-first-line-regexp)
2568 (let ((quote-prefix-regexp
2569 ;; User should change message-cite-prefix-regexp if
2570 ;; message-yank-prefix is set to an abnormal value.
2571 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2572 (setq paragraph-start
2574 (regexp-quote mail-header-separator) "$\\|"
2575 "[ \t]*$\\|" ; blank lines
2576 "-- $\\|" ; signature delimiter
2577 "---+$\\|" ; delimiters for forwarded messages
2578 page-delimiter "$\\|" ; spoiler warnings
2579 ".*wrote:$\\|" ; attribution lines
2580 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2582 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2583 (setq paragraph-separate paragraph-start)
2584 (setq adaptive-fill-regexp
2585 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2586 (setq adaptive-fill-first-line-regexp
2587 (concat quote-prefix-regexp "\\|"
2588 adaptive-fill-first-line-regexp)))
2589 (make-local-variable 'auto-fill-inhibit-regexp)
2590 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2591 (setq auto-fill-inhibit-regexp nil)
2592 (make-local-variable 'normal-auto-fill-function)
2593 (setq normal-auto-fill-function 'message-do-auto-fill)
2594 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2595 ;; In that case, ensure that it uses the right function. The real
2596 ;; solution would be not to use `define-derived-mode', and run
2597 ;; `text-mode-hook' ourself at the end of the mode.
2598 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2599 (when auto-fill-function
2600 (setq auto-fill-function normal-auto-fill-function)))
2605 ;;; Message mode commands
2608 ;;; Movement commands
2610 (defun message-goto-to ()
2611 "Move point to the To header."
2613 (message-position-on-field "To"))
2615 (defun message-goto-from ()
2616 "Move point to the From header."
2618 (message-position-on-field "From"))
2620 (defun message-goto-subject ()
2621 "Move point to the Subject header."
2623 (message-position-on-field "Subject"))
2625 (defun message-goto-cc ()
2626 "Move point to the Cc header."
2628 (message-position-on-field "Cc" "To"))
2630 (defun message-goto-bcc ()
2631 "Move point to the Bcc header."
2633 (message-position-on-field "Bcc" "Cc" "To"))
2635 (defun message-goto-fcc ()
2636 "Move point to the Fcc header."
2638 (message-position-on-field "Fcc" "To" "Newsgroups"))
2640 (defun message-goto-reply-to ()
2641 "Move point to the Reply-To header."
2643 (message-position-on-field "Reply-To" "Subject"))
2645 (defun message-goto-newsgroups ()
2646 "Move point to the Newsgroups header."
2648 (message-position-on-field "Newsgroups"))
2650 (defun message-goto-distribution ()
2651 "Move point to the Distribution header."
2653 (message-position-on-field "Distribution"))
2655 (defun message-goto-followup-to ()
2656 "Move point to the Followup-To header."
2658 (message-position-on-field "Followup-To" "Newsgroups"))
2660 (defun message-goto-mail-followup-to ()
2661 "Move point to the Mail-Followup-To header."
2663 (message-position-on-field "Mail-Followup-To" "To"))
2665 (defun message-goto-keywords ()
2666 "Move point to the Keywords header."
2668 (message-position-on-field "Keywords" "Subject"))
2670 (defun message-goto-summary ()
2671 "Move point to the Summary header."
2673 (message-position-on-field "Summary" "Subject"))
2675 (defun message-goto-body (&optional interactivep)
2676 "Move point to the beginning of the message body."
2677 (interactive (list t))
2678 (when (and interactivep
2679 (looking-at "[ \t]*\n"))
2681 (goto-char (point-min))
2682 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2683 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2685 (defun message-goto-eoh ()
2686 "Move point to the end of the headers."
2691 (defun message-goto-signature ()
2692 "Move point to the beginning of the message signature.
2693 If there is no signature in the article, go to the end and
2696 (goto-char (point-min))
2697 (if (re-search-forward message-signature-separator nil t)
2699 (goto-char (point-max))
2702 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2703 "Insert a reasonable MFT header in a post to an unsubscribed list.
2704 When making original posts to a mailing list you are not subscribed to,
2705 you have to type in a MFT header by hand. The contents, usually, are
2706 the addresses of the list and your own address. This function inserts
2707 such a header automatically. It fetches the contents of the To: header
2708 in the current mail buffer, and appends the current `user-mail-address'.
2710 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2711 Cc: header are also put into the MFT."
2716 (message-narrow-to-headers)
2717 (message-remove-header "Mail-Followup-To")
2718 (setq cc (and include-cc (message-fetch-field "Cc")))
2720 (concat (message-fetch-field "To") "," cc)
2721 (message-fetch-field "To"))))
2722 (message-goto-mail-followup-to)
2723 (insert (concat tos ", " user-mail-address))))
2727 (defun message-insert-to (&optional force)
2728 "Insert a To header that points to the author of the article being replied to.
2729 If the original author requested not to be sent mail, don't insert unless the
2730 prefix FORCE is given."
2732 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
2733 (dont (and mct (or (equal (downcase mct) "never")
2734 (equal (downcase mct) "nobody"))))
2735 (to (or (message-fetch-reply-field "mail-reply-to")
2736 (message-fetch-reply-field "reply-to")
2737 (message-fetch-reply-field "from"))))
2741 "Ignoring the user request not to have copies sent via mail"
2742 "Complying with the user request not to have copies sent via mail")))
2743 (when (and force (not to))
2744 (error "No mail address in the article"))
2745 (when (and to (or force (not dont)))
2746 (message-carefully-insert-headers (list (cons 'To to))))))
2748 (defun message-insert-wide-reply ()
2749 "Insert To and Cc headers as if you were doing a wide reply."
2751 (let ((headers (message-with-reply-buffer
2752 (message-get-reply-headers t))))
2753 (message-carefully-insert-headers headers)))
2755 (defcustom message-header-synonyms
2757 "List of lists of header synonyms.
2758 E.g., if this list contains a member list with elements `Cc' and `To',
2759 then `message-carefully-insert-headers' will not insert a `To' header
2760 when the message is already `Cc'ed to the recipient."
2762 :group 'message-headers
2763 :link '(custom-manual "(message)Message Headers")
2764 :type '(repeat sexp))
2766 (defun message-carefully-insert-headers (headers)
2767 "Insert the HEADERS, an alist, into the message buffer.
2768 Does not insert the headers when they are already present there
2769 or in the synonym headers, defined by `message-header-synonyms'."
2770 ;; FIXME: Should compare only the address and not the full name. Comparison
2771 ;; should be done case-folded (and with `string=' rather than
2773 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
2774 (dolist (header headers)
2775 (let* ((header-name (symbol-name (car header)))
2776 (new-header (cdr header))
2777 (synonyms (loop for synonym in message-header-synonyms
2778 when (memq (car header) synonym) return synonym))
2780 (loop for synonym in synonyms
2781 for old-header = (mail-fetch-field (symbol-name synonym))
2782 when (and old-header (string-match new-header old-header))
2785 (message "already have `%s' in `%s'" new-header old-header)
2786 (when (and (message-position-on-field header-name)
2787 (setq old-header (mail-fetch-field header-name))
2788 (not (string-match "\\` *\\'" old-header)))
2790 (insert new-header)))))
2792 (defun message-widen-reply ()
2793 "Widen the reply to include maximum recipients."
2796 (and message-reply-buffer
2797 (buffer-name message-reply-buffer)
2799 (set-buffer message-reply-buffer)
2800 (message-get-reply-headers t)))))
2803 (message-narrow-to-headers)
2804 (dolist (elem follow-to)
2805 (message-remove-header (symbol-name (car elem)))
2806 (goto-char (point-min))
2807 (insert (symbol-name (car elem)) ": "
2808 (cdr elem) "\n"))))))
2810 (defun message-insert-newsgroups ()
2811 "Insert the Newsgroups header from the article being replied to."
2813 (when (and (message-position-on-field "Newsgroups")
2814 (mail-fetch-field "newsgroups")
2815 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2817 (insert (or (message-fetch-reply-field "newsgroups") "")))
2821 ;;; Various commands
2823 (defun message-delete-not-region (beg end)
2824 "Delete everything in the body of the current message outside of the region."
2829 ;; snarf citation prefix, if appropriate
2830 (unless (eq (point) (progn (beginning-of-line) (point)))
2831 (when (looking-at message-cite-prefix-regexp)
2832 (setq citeprefix (match-string 0))))
2834 (delete-region (point) (if (not (message-goto-signature))
2840 (delete-region beg (progn (message-goto-body)
2844 (insert citeprefix))))
2845 (when (message-goto-signature)
2848 (defun message-kill-to-signature (&optional arg)
2849 "Kill all text up to the signature.
2850 If a numberic argument or prefix arg is given, leave that number
2851 of lines before the signature intact."
2855 (let ((point (point)))
2856 (narrow-to-region point (point-max))
2857 (message-goto-signature)
2859 (if (and arg (numberp arg))
2860 (forward-line (- -1 arg))
2862 (unless (= point (point))
2863 (kill-region point (point))
2866 (defun message-newline-and-reformat (&optional arg not-break)
2867 "Insert four newlines, and then reformat if inside quoted text.
2868 Prefix arg means justify as well."
2869 (interactive (list (if current-prefix-arg 'full)))
2870 (let (quoted point beg end leading-space bolp)
2871 (setq point (point))
2874 (setq bolp (= beg point))
2875 ;; Find first line of the paragraph.
2877 (while (and (not (eobp))
2878 (not (looking-at message-cite-prefix-regexp))
2879 (looking-at paragraph-start))
2882 (when (looking-at message-cite-prefix-regexp)
2883 (setq quoted (match-string 0))
2884 (goto-char (match-end 0))
2885 (looking-at "[ \t]*")
2886 (setq leading-space (match-string 0)))
2890 (< (- point beg) (length quoted)))
2891 ;; break inside the cite prefix.
2897 (while (and (not (eobp))
2898 (not (looking-at paragraph-separate))
2899 (looking-at message-cite-prefix-regexp)
2900 (equal quoted (match-string 0)))
2901 (goto-char (match-end 0))
2902 (looking-at "[ \t]*")
2903 (if (> (length leading-space) (length (match-string 0)))
2904 (setq leading-space (match-string 0)))
2908 (while (and (if (bobp) nil (forward-line -1) t)
2909 (not (looking-at paragraph-start))
2910 (looking-at message-cite-prefix-regexp)
2911 (equal quoted (match-string 0)))
2913 (goto-char (match-end 0))
2914 (looking-at "[ \t]*")
2915 (if (> (length leading-space) (length (match-string 0)))
2916 (setq leading-space (match-string 0)))))
2917 (while (and (not (eobp))
2918 (not (looking-at paragraph-separate))
2919 (not (looking-at message-cite-prefix-regexp)))
2923 (while (and (if (bobp) nil (forward-line -1) t)
2924 (not (looking-at paragraph-start))
2925 (not (looking-at message-cite-prefix-regexp)))
2926 (setq beg (point))))
2929 (narrow-to-region beg end)
2936 (setq point (point))
2937 ;; (newline 2) doesn't mark both newline's as hard, so call
2938 ;; newline twice. -jas
2941 (delete-region (point) (re-search-forward "[ \t]*"))
2942 (when (and quoted (not bolp))
2943 (insert quoted leading-space)))
2946 (let* ((adaptive-fill-regexp
2947 (regexp-quote (concat quoted leading-space)))
2948 (adaptive-fill-first-line-regexp
2949 adaptive-fill-regexp ))
2950 (fill-paragraph arg))
2951 (fill-paragraph arg))
2952 (if point (goto-char point)))))
2954 (defun message-fill-paragraph (&optional arg)
2955 "Like `fill-paragraph'."
2956 (interactive (list (if current-prefix-arg 'full)))
2957 (if (if (boundp 'filladapt-mode) filladapt-mode)
2959 (if (message-point-in-header-p)
2960 (message-fill-field)
2961 (message-newline-and-reformat arg t))
2964 ;; Is it better to use `mail-header-end'?
2965 (defun message-point-in-header-p ()
2966 "Return t if point is in the header."
2969 (goto-char (point-min))
2970 (not (re-search-forward
2971 (concat "^" (regexp-quote mail-header-separator) "\n")
2974 (defun message-do-auto-fill ()
2975 "Like `do-auto-fill', but don't fill in message header."
2976 (unless (message-point-in-header-p)
2979 (defun message-insert-signature (&optional force)
2980 "Insert a signature. See documentation for variable `message-signature'."
2981 (interactive (list 0))
2984 ((and (null message-signature)
2987 (goto-char (point-max))
2988 (not (re-search-backward message-signature-separator nil t))))
2989 ((and (null message-signature)
2992 ((functionp message-signature)
2993 (funcall message-signature))
2994 ((listp message-signature)
2995 (eval message-signature))
2996 (t message-signature)))
2998 (cond ((stringp signature)
3000 ((and (eq t signature)
3001 message-signature-file
3002 (file-exists-p message-signature-file))
3005 (goto-char (point-max))
3006 ;; Insert the signature.
3009 (when message-signature-insert-empty-line
3012 (if (eq signature t)
3013 (insert-file-contents message-signature-file)
3015 (goto-char (point-max))
3016 (or (bolp) (insert "\n")))))
3018 (defun message-insert-importance-high ()
3019 "Insert header to mark message as important."
3023 (message-narrow-to-headers)
3024 (message-remove-header "Importance"))
3026 (insert "Importance: high\n")))
3028 (defun message-insert-importance-low ()
3029 "Insert header to mark message as unimportant."
3033 (message-narrow-to-headers)
3034 (message-remove-header "Importance"))
3036 (insert "Importance: low\n")))
3038 (defun message-insert-or-toggle-importance ()
3039 "Insert a \"Importance: high\" header, or cycle through the header values.
3040 The three allowed values according to RFC 1327 are `high', `normal'
3044 (let ((valid '("high" "normal" "low"))
3048 (message-narrow-to-headers)
3049 (when (setq cur (message-fetch-field "Importance"))
3050 (message-remove-header "Importance")
3051 (setq new (cond ((string= cur "high")
3053 ((string= cur "low")
3058 (insert (format "Importance: %s\n" new)))))
3060 (defun message-insert-disposition-notification-to ()
3061 "Request a disposition notification (return receipt) to this message.
3062 Note that this should not be used in newsgroups."
3066 (message-narrow-to-headers)
3067 (message-remove-header "Disposition-Notification-To"))
3069 (insert (format "Disposition-Notification-To: %s\n"
3070 (or (message-field-value "Reply-to")
3071 (message-field-value "From")
3072 (message-make-from))))))
3074 (defun message-elide-region (b e)
3075 "Elide the text in the region.
3076 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3080 (insert message-elide-ellipsis))
3082 (defvar message-caesar-translation-table nil)
3084 (defun message-caesar-region (b e &optional n)
3085 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3088 (min (point) (or (mark t) (point)))
3089 (max (point) (or (mark t) (point)))
3090 (when current-prefix-arg
3091 (prefix-numeric-value current-prefix-arg))))
3093 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3094 (unless (or (zerop n) ; no action needed for a rot of 0
3095 (= b e)) ; no region to rotate
3096 ;; We build the table, if necessary.
3097 (when (or (not message-caesar-translation-table)
3098 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3099 (setq message-caesar-translation-table
3100 (message-make-caesar-translation-table n)))
3101 (translate-region b e message-caesar-translation-table)))
3103 (defun message-make-caesar-translation-table (n)
3104 "Create a rot table with offset N."
3106 (table (make-string 256 0)))
3107 (while (< (incf i) 256)
3110 (substring table 0 ?A)
3111 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3112 (substring table ?A (+ ?A n))
3113 (substring table (+ ?A 26) ?a)
3114 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3115 (substring table ?a (+ ?a n))
3116 (substring table (+ ?a 26) 255))))
3118 (defun message-caesar-buffer-body (&optional rotnum)
3119 "Caesar rotate all letters in the current buffer by 13 places.
3120 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3121 With prefix arg, specifies the number of places to rotate each letter forward.
3122 Mail and USENET news headers are not rotated."
3123 (interactive (if current-prefix-arg
3124 (list (prefix-numeric-value current-prefix-arg))
3128 (when (message-goto-body)
3129 (narrow-to-region (point) (point-max)))
3130 (message-caesar-region (point-min) (point-max) rotnum))))
3132 (defun message-pipe-buffer-body (program)
3133 "Pipe the message body in the current buffer through PROGRAM."
3136 (when (message-goto-body)
3137 (narrow-to-region (point) (point-max)))
3138 (shell-command-on-region
3139 (point-min) (point-max) program nil t))))
3141 (defun message-rename-buffer (&optional enter-string)
3142 "Rename the *message* buffer to \"*message* RECIPIENT\".
3143 If the function is run with a prefix, it will ask for a new buffer
3144 name, rather than giving an automatic name."
3145 (interactive "Pbuffer name: ")
3148 (goto-char (point-min))
3149 (narrow-to-region (point)
3150 (search-forward mail-header-separator nil 'end))
3152 (if (message-news-p) (message-fetch-field "Newsgroups")
3153 (message-fetch-field "To"))
3156 (if (string-match "," mail-to)
3157 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3159 (name-default (concat "*message* " mail-trimmed-to))
3160 (name (if enter-string
3161 (read-string "New buffer name: " name-default)
3163 (rename-buffer name t)))))
3165 (defun message-fill-yanked-message (&optional justifyp)
3166 "Fill the paragraphs of a message yanked into this one.
3167 Numeric argument means justify as well."
3170 (goto-char (point-min))
3171 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3172 (let ((fill-prefix message-yank-prefix))
3173 (fill-individual-paragraphs (point) (point-max) justifyp))))
3175 (defun message-indent-citation ()
3176 "Modify text just inserted from a message to be cited.
3177 The inserted text should be the region.
3178 When this function returns, the region is again around the modified text.
3180 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3181 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3182 (let ((start (point)))
3183 ;; Remove unwanted headers.
3184 (when message-ignored-cited-headers
3189 (if (search-forward "\n\n" nil t)
3192 (message-remove-header message-ignored-cited-headers t)
3193 (when (= (point-min) (point-max))
3194 (setq all-removed t))
3195 (goto-char (point-max)))
3199 ;; Delete blank lines at the start of the buffer.
3200 (while (and (point-min)
3203 (message-delete-line))
3204 ;; Delete blank lines at the end of the buffer.
3205 (goto-char (point-max))
3208 (while (and (zerop (forward-line -1))
3210 (message-delete-line))
3211 ;; Do the indentation.
3212 (if (null message-yank-prefix)
3213 (indent-rigidly start (mark t) message-indentation-spaces)
3216 (while (< (point) (mark t))
3217 (if (or (looking-at ">") (looking-at "^$"))
3218 (insert message-yank-cited-prefix)
3219 (insert message-yank-prefix))
3223 (defun message-yank-original (&optional arg)
3224 "Insert the message being replied to, if any.
3225 Puts point before the text and mark after.
3226 Normally indents each nonblank line ARG spaces (default 3). However,
3227 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3229 This function uses `message-cite-function' to do the actual citing.
3231 Just \\[universal-argument] as argument means don't indent, insert no
3232 prefix, and don't delete any headers."
3234 (let ((modified (buffer-modified-p)))
3235 (when (and message-reply-buffer
3236 message-cite-function)
3237 (delete-windows-on message-reply-buffer t)
3238 (insert-buffer message-reply-buffer)
3240 (funcall message-cite-function))
3241 (message-exchange-point-and-mark)
3245 (setq message-checksum (message-checksum))))))
3247 (defun message-yank-buffer (buffer)
3248 "Insert BUFFER into the current buffer and quote it."
3249 (interactive "bYank buffer: ")
3250 (let ((message-reply-buffer (get-buffer buffer)))
3251 (save-window-excursion
3252 (message-yank-original))))
3254 (defun message-buffers ()
3255 "Return a list of active message buffers."
3258 (dolist (buffer (buffer-list t))
3260 (when (and (eq major-mode 'message-mode)
3261 (null message-sent-message-via))
3262 (push (buffer-name buffer) buffers))))
3263 (nreverse buffers)))
3265 (defun message-cite-original-without-signature ()
3266 "Cite function in the standard Message manner."
3267 (let* ((start (point))
3270 (when message-indent-citation-function
3271 (if (listp message-indent-citation-function)
3272 message-indent-citation-function
3273 (list message-indent-citation-function))))
3274 ;; This function may be called by `gnus-summary-yank-message' and
3275 ;; may insert a different article from the original. So, we will
3276 ;; modify the value of `message-reply-headers' with that article.
3277 (message-reply-headers
3279 (narrow-to-region start end)
3280 (message-narrow-to-head-1)
3282 (or (message-fetch-field "subject") "none")
3283 (message-fetch-field "from")
3284 (message-fetch-field "date")
3285 (message-fetch-field "message-id" t)
3286 (message-fetch-field "references")
3288 (mml-quote-region start end)
3292 (when (re-search-backward message-signature-separator start t)
3293 ;; Also peel off any blank lines before the signature.
3295 (while (looking-at "^[ \t]*$")
3298 (delete-region (point) end)
3299 (unless (search-backward "\n\n" start t)
3300 ;; Insert a blank line if it is peeled off.
3303 (mapc 'funcall functions)
3304 (when message-citation-line-function
3307 (funcall message-citation-line-function))))
3309 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
3310 (defun message-cite-original ()
3311 "Cite function in the standard Message manner."
3312 (if (and (boundp 'mail-citation-hook)
3314 (run-hooks 'mail-citation-hook)
3315 (let* ((start (point))
3319 (when message-indent-citation-function
3320 (if (listp message-indent-citation-function)
3321 message-indent-citation-function
3322 (list message-indent-citation-function))))
3323 ;; This function may be called by `gnus-summary-yank-message' and
3324 ;; may insert a different article from the original. So, we will
3325 ;; modify the value of `message-reply-headers' with that article.
3326 (message-reply-headers
3328 (narrow-to-region start end)
3329 (message-narrow-to-head-1)
3330 (setq x-no-archive (message-fetch-field "x-no-archive"))
3332 (or (message-fetch-field "subject") "none")
3333 (message-fetch-field "from")
3334 (message-fetch-field "date")
3335 (message-fetch-field "message-id" t)
3336 (message-fetch-field "references")
3338 (mml-quote-region start end)
3340 (mapc 'funcall functions)
3341 (when message-citation-line-function
3344 (funcall message-citation-line-function))
3345 (when (and x-no-archive
3346 (not message-cite-articles-with-x-no-archive)
3347 (string-match "yes" x-no-archive))
3349 (delete-region (point) (mark t))
3350 (insert "> [Quoted text removed due to X-No-Archive]\n")
3351 (forward-line -1)))))
3353 (defun message-insert-citation-line ()
3354 "Insert a simple citation line."
3355 (when message-reply-headers
3356 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
3358 (defun message-position-on-field (header &rest afters)
3359 (let ((case-fold-search t))
3362 (goto-char (point-min))
3365 (concat "^" (regexp-quote mail-header-separator) "$"))
3366 (match-beginning 0)))
3367 (goto-char (point-min))
3368 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3370 (re-search-forward "^[^ \t]" nil 'move)
3372 (skip-chars-backward "\n")
3375 (not (re-search-forward
3376 (concat "^" (regexp-quote (car afters)) ":")
3380 (re-search-forward "^[^ \t]" nil 'move)
3381 (beginning-of-line))
3382 (insert header ": \n")
3386 (defun message-remove-signature ()
3387 "Remove the signature from the text between point and mark.
3388 The text will also be indented the normal way."
3390 (let ((start (point))
3392 (if (not (re-search-forward message-signature-separator (mark t) t))
3393 ;; No signature here, so we just indent the cited text.
3394 (message-indent-citation)
3395 ;; Find the last non-empty line.
3397 (while (looking-at "[ \t]*$")
3400 (setq mark (set-marker (make-marker) (point)))
3402 (message-indent-citation)
3403 ;; Enable undoing the deletion.
3405 (delete-region mark (mark t))
3406 (set-marker mark nil)))))
3411 ;;; Sending messages
3414 (defun message-send-and-exit (&optional arg)
3415 "Send message like `message-send', then, if no errors, exit from mail buffer."
3417 (let ((buf (current-buffer))
3418 (actions message-exit-actions))
3419 (when (and (message-send arg)
3421 (if message-kill-buffer-on-exit
3424 (when (eq buf (current-buffer))
3425 (message-bury buf)))
3426 (message-do-actions actions)
3429 (defun message-dont-send ()
3430 "Don't send the message you have been editing.
3431 Instead, just auto-save the buffer and then bury it."
3433 (set-buffer-modified-p t)
3435 (let ((actions message-postpone-actions))
3436 (message-bury (current-buffer))
3437 (message-do-actions actions)))
3439 (defun message-kill-buffer ()
3440 "Kill the current buffer."
3442 (when (or (not (buffer-modified-p))
3443 (yes-or-no-p "Message modified; kill anyway? "))
3444 (let ((actions message-kill-actions)
3445 (draft-article message-draft-article)
3446 (auto-save-file-name buffer-auto-save-file-name)
3447 (file-name buffer-file-name)
3448 (modified (buffer-modified-p)))
3449 (setq buffer-file-name nil)
3450 (kill-buffer (current-buffer))
3451 (when (and (or (and auto-save-file-name
3452 (file-exists-p auto-save-file-name))
3454 (file-exists-p file-name)))
3456 ;; If the message buffer has lived in a dedicated window,
3457 ;; `kill-buffer' has killed the frame. Thus the
3458 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3459 ;; that the user can see the question by raising the
3462 (yes-or-no-p (format "Remove the backup file%s? "
3463 (if modified " too" "")))))
3465 (delete-file auto-save-file-name))
3466 (let ((message-draft-article draft-article))
3467 (message-disassociate-draft)))
3468 (message-do-actions actions))))
3470 (defun message-bury (buffer)
3471 "Bury this mail BUFFER."
3472 (let ((newbuf (other-buffer buffer)))
3473 (bury-buffer buffer)
3474 (if (and (window-dedicated-p (selected-window))
3475 (not (null (delq (selected-frame) (visible-frame-list)))))
3476 (delete-frame (selected-frame))
3477 (switch-to-buffer newbuf))))
3479 (defun message-send (&optional arg)
3480 "Send the message in the current buffer.
3481 If `message-interactive' is non-nil, wait for success indication or
3482 error messages, and inform user.
3483 Otherwise any failure is reported in a message back to the user from
3485 The usage of ARG is defined by the instance that called Message.
3486 It should typically alter the sending method in some way or other."
3488 ;; Make it possible to undo the coming changes.
3490 (let ((inhibit-read-only t))
3491 (put-text-property (point-min) (point-max) 'read-only nil))
3492 (message-fix-before-sending)
3493 (run-hooks 'message-send-hook)
3494 (message message-sending-message)
3495 (let ((alist message-send-method-alist)
3497 elem sent dont-barf-on-no-method
3498 (message-options message-options))
3499 (message-options-set-recipient)
3501 (setq elem (pop alist)))
3502 (when (funcall (cadr elem))
3503 (when (and (or (not (memq (car elem)
3504 message-sent-message-via))
3505 (message-fetch-field "supersedes")
3506 (if (or (message-gnksa-enable-p 'multiple-copies)
3507 (not (eq (car elem) 'news)))
3510 "Already sent message via %s; resend? "
3512 (error "Denied posting -- multiple copies")))
3513 (setq success (funcall (caddr elem) arg)))
3517 (let ((fcc (message-fetch-field "Fcc"))
3518 (gcc (message-fetch-field "Gcc")))
3520 (or (eq message-allow-no-recipients 'always)
3521 (and (not (eq message-allow-no-recipients 'never))
3522 (setq dont-barf-on-no-method
3524 (format "No receiver, perform %s anyway? "
3525 (cond ((and fcc gcc) "Fcc and Gcc")
3528 (error "No methods specified to send by"))
3529 (when (or dont-barf-on-no-method
3533 (run-hooks 'message-sent-hook))
3534 (message "Sending...done")
3535 ;; Mark the buffer as unmodified and delete auto-save.
3536 (set-buffer-modified-p nil)
3537 (delete-auto-save-file-if-necessary t)
3538 (message-disassociate-draft)
3539 ;; Delete other mail buffers and stuff.
3540 (message-do-send-housekeeping)
3541 (message-do-actions message-send-actions)
3545 (defun message-send-via-mail (arg)
3546 "Send the current message via mail."
3547 (message-send-mail arg))
3549 (defun message-send-via-news (arg)
3550 "Send the current message via news."
3551 (funcall message-send-news-function arg))
3553 (defmacro message-check (type &rest forms)
3554 "Eval FORMS if TYPE is to be checked."
3555 `(or (message-check-element ,type)
3559 (put 'message-check 'lisp-indent-function 1)
3560 (put 'message-check 'edebug-form-spec '(form body))
3562 (defun message-text-with-property (prop &optional start end reverse)
3563 "Return a list of start and end positions where the text has PROP.
3564 START and END bound the search, they default to `point-min' and
3565 `point-max' respectively. If REVERSE is non-nil, find text which does
3568 (setq start (point-min)))
3570 (setq end (point-max)))
3574 (setq start (text-property-any start end prop nil)))
3575 (setq next (next-single-property-change start prop nil end))
3576 (push (cons start (or next end)) regions)
3579 (or (get-text-property start prop)
3580 (and (setq start (next-single-property-change
3581 start prop nil end))
3582 (get-text-property start prop))))
3583 (setq next (text-property-any start end prop nil))
3584 (push (cons start (or next end)) regions)
3586 (nreverse regions)))
3588 (defun message-fix-before-sending ()
3589 "Do various things to make the message nice before sending it."
3590 ;; Make sure there's a newline at the end of the message.
3591 (goto-char (point-max))
3594 ;; Make the hidden headers visible.
3596 ;; Sort headers before sending the message.
3597 (message-sort-headers)
3598 ;; Make invisible text visible.
3599 ;; It doesn't seem as if this is useful, since the invisible property
3600 ;; is clobbered by an after-change hook anyhow.
3601 (message-check 'invisible-text
3602 (let ((regions (message-text-with-property 'invisible))
3606 (setq from (caar regions)
3608 regions (cdr regions))
3609 (put-text-property from to 'invisible nil)
3610 (message-overlay-put (message-make-overlay from to)
3612 (unless (yes-or-no-p
3613 "Invisible text found and made visible; continue sending? ")
3614 (error "Invisible text found and made visible")))))
3615 (message-check 'illegible-text
3618 (skip-chars-forward mm-7bit-chars)
3620 (when (let ((char (char-after)))
3621 (or (< (mm-char-int char) 128)
3622 (and (mm-multibyte-p)
3623 (memq (char-charset char)
3624 '(eight-bit-control eight-bit-graphic
3626 (not (get-text-property
3627 (point) 'untranslated-utf-8)))))
3628 (message-overlay-put (message-make-overlay (point) (1+ (point)))
3632 (skip-chars-forward mm-7bit-chars))
3635 (gnus-multiple-choice
3636 "Non-printable characters found. Continue sending?"
3637 '((?d "Remove non-printable characters and send")
3638 (?r "Replace non-printable characters with dots and send")
3639 (?i "Ignore non-printable characters and send")
3640 (?e "Continue editing"))))
3642 (error "Non-printable characters"))
3644 (skip-chars-forward mm-7bit-chars)
3646 (when (let ((char (char-after)))
3647 (or (< (mm-char-int char) 128)
3648 (and (mm-multibyte-p)
3649 ;; Fixme: Wrong for Emacs 22 and for things
3650 ;; like undecable utf-8. Should at least
3651 ;; use find-coding-systems-region.
3652 (memq (char-charset char)
3653 '(eight-bit-control eight-bit-graphic
3655 (not (get-text-property
3656 (point) 'untranslated-utf-8)))))
3658 (message-kill-all-overlays)
3660 (when (eq choice ?r)
3663 (skip-chars-forward mm-7bit-chars))))))
3665 (defun message-add-action (action &rest types)
3666 "Add ACTION to be performed when doing an exit of type TYPES."
3668 (add-to-list (intern (format "message-%s-actions" (pop types)))
3671 (defun message-delete-action (action &rest types)
3672 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3675 (set (setq var (intern (format "message-%s-actions" (pop types))))
3676 (delq action (symbol-value var))))))
3678 (defun message-do-actions (actions)
3679 "Perform all actions in ACTIONS."
3680 ;; Now perform actions on successful sending.
3681 (dolist (action actions)
3684 ;; A simple function.
3687 ;; Something to be evaled.
3691 (defun message-send-mail-partially ()
3692 "Send mail as message/partial."
3693 ;; replace the header delimiter with a blank line
3694 (goto-char (point-min))
3696 (concat "^" (regexp-quote mail-header-separator) "\n"))
3697 (replace-match "\n")
3698 (run-hooks 'message-send-mail-hook)
3699 (let ((p (goto-char (point-min)))
3700 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3701 (curbuf (current-buffer))
3702 (id (message-make-message-id)) (n 1)
3703 plist total header required-mail-headers)
3705 (if (< (point-max) (+ p message-send-mail-partially-limit))
3706 (goto-char (point-max))
3707 (goto-char (+ p message-send-mail-partially-limit))
3709 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3712 (setq total (length plist))
3713 (push (point-max) plist)
3714 (setq plist (nreverse plist))
3717 (setq p (pop plist))
3720 (copy-to-buffer tembuf p (car plist))
3722 (goto-char (point-min))
3725 (goto-char (point-min))
3726 (narrow-to-region (point) (point))
3729 (setq header (buffer-substring (point-min) (point)))
3730 (goto-char (point-min))
3731 (narrow-to-region (point) (point))
3733 (message-remove-header "Mime-Version")
3734 (message-remove-header "Content-Type")
3735 (message-remove-header "Content-Transfer-Encoding")
3736 (message-remove-header "Message-ID")
3737 (message-remove-header "Lines")
3738 (goto-char (point-max))
3739 (insert "Mime-Version: 1.0\n")
3740 (setq header (buffer-string)))
3741 (goto-char (point-max))
3742 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3745 (let ((mail-header-separator ""))
3746 (when (memq 'Message-ID message-required-mail-headers)
3747 (insert "Message-ID: " (message-make-message-id) "\n"))
3748 (when (memq 'Lines message-required-mail-headers)
3749 (insert "Lines: " (message-make-lines) "\n"))
3750 (message-goto-subject)
3752 (insert (format " (%d/%d)" n total))
3754 (mm-with-unibyte-current-buffer
3755 (funcall (or message-send-mail-real-function
3756 message-send-mail-function))))
3758 (setq p (pop plist))
3760 (kill-buffer tembuf))))
3762 (defun message-send-mail (&optional arg)
3763 (require 'mail-utils)
3764 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3765 (case-fold-search nil)
3766 (news (message-news-p))
3767 (mailbuf (current-buffer))
3768 (message-this-is-mail t)
3769 (message-posting-charset
3770 (if (fboundp 'gnus-setup-posting-charset)
3771 (gnus-setup-posting-charset nil)
3772 message-posting-charset))
3773 (headers message-required-mail-headers))
3774 (when message-generate-hashcash
3775 (message "Generating hashcash...")
3776 ;; Wait for calculations already started to finish...
3777 (hashcash-wait-async)
3778 ;; ...and do calculations not already done. mail-add-payment
3779 ;; will leave existing X-Hashcash headers alone.
3781 (message "Generating hashcash...done"))
3783 (message-narrow-to-headers)
3784 ;; Generate the Mail-Followup-To header if the header is not there...
3785 (if (and (message-subscribed-p)
3786 (not (mail-fetch-field "mail-followup-to")))
3789 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3790 message-required-mail-headers))
3791 ;; otherwise, delete the MFT header if the field is empty
3792 (when (equal "" (mail-fetch-field "mail-followup-to"))
3793 (message-remove-header "^Mail-Followup-To:")))
3794 ;; Insert some headers.
3795 (let ((message-deletable-headers
3796 (if news nil message-deletable-headers)))
3797 (message-generate-headers headers))
3798 ;; Let the user do all of the above.
3799 (run-hooks 'message-header-hook))
3804 ;; Avoid copying text props (except hard newlines).
3805 (insert (with-current-buffer mailbuf
3806 (mml-buffer-substring-no-properties-except-hard-newlines
3807 (point-min) (point-max))))
3808 ;; Remove some headers.
3809 (message-encode-message-body)
3811 (message-narrow-to-headers)
3812 ;; We (re)generate the Lines header.
3813 (when (memq 'Lines message-required-mail-headers)
3814 (message-generate-headers '(Lines)))
3815 ;; Remove some headers.
3816 (message-remove-header message-ignored-mail-headers t)
3817 (let ((mail-parse-charset message-default-charset))
3818 (mail-encode-encoded-word-buffer)))
3819 (goto-char (point-max))
3820 ;; require one newline at the end.
3821 (or (= (preceding-char) ?\n)
3823 (message-cleanup-headers)
3824 ;; FIXME: we're inserting the courtesy copy after encoding.
3825 ;; This is wrong if the courtesy copy string contains
3826 ;; non-ASCII characters. -- jh
3829 (message-narrow-to-headers)
3831 (or (message-fetch-field "cc")
3832 (message-fetch-field "bcc")
3833 (message-fetch-field "to"))
3834 (let ((content-type (message-fetch-field
3839 (string= "text/plain"
3841 (mail-header-parse-content-type
3845 (message-fetch-field
3846 "content-transfer-encoding")))))))
3847 (message-insert-courtesy-copy))
3848 (if (or (not message-send-mail-partially-limit)
3849 (< (buffer-size) message-send-mail-partially-limit)
3850 (not (message-y-or-n-p
3851 "The message size is too large, split? "
3855 (/ (buffer-size) 1000) "KB, is too large.
3857 Some mail gateways (MTA's) bounce large messages. To avoid the
3858 problem, answer `y', and the message will be split into several
3859 smaller pieces, the size of each is about "
3860 (/ message-send-mail-partially-limit 1000)
3864 However, some mail readers (MUA's) can't read split messages, i.e.,
3865 mails in message/partially format. Answer `n', and the message will be
3868 The size limit is controlled by `message-send-mail-partially-limit'.
3869 If you always want Gnus to send messages in one piece, set
3870 `message-send-mail-partially-limit' to nil.
3872 (mm-with-unibyte-current-buffer
3873 (message "Sending via mail...")
3874 (funcall (or message-send-mail-real-function
3875 message-send-mail-function)))
3876 (message-send-mail-partially)))
3877 (kill-buffer tembuf))
3878 (set-buffer mailbuf)
3879 (push 'mail message-sent-message-via)))
3881 (defun message-send-mail-with-sendmail ()
3882 "Send off the prepared buffer with sendmail."
3883 (let ((errbuf (if message-interactive
3884 (message-generate-new-buffer-clone-locals
3887 resend-to-addresses delimline)
3890 (let ((case-fold-search t))
3892 (message-narrow-to-headers)
3893 (setq resend-to-addresses (message-fetch-field "resent-to")))
3894 ;; Change header-delimiter to be what sendmail expects.
3895 (goto-char (point-min))
3897 (concat "^" (regexp-quote mail-header-separator) "\n"))
3898 (replace-match "\n")
3900 (setq delimline (point-marker))
3901 (run-hooks 'message-send-mail-hook)
3902 ;; Insert an extra newline if we need it to work around
3903 ;; Sun's bug that swallows newlines.
3904 (goto-char (1+ delimline))
3905 (when (eval message-mailer-swallows-blank-line)
3907 (when message-interactive
3908 (with-current-buffer errbuf
3910 (let* ((default-directory "/")
3911 (coding-system-for-write message-send-coding-system)
3913 'call-process-region
3915 (list (point-min) (point-max)
3916 (if (boundp 'sendmail-program)
3918 "/usr/lib/sendmail")
3919 nil errbuf nil "-oi")
3920 ;; Always specify who from,
3921 ;; since some systems have broken sendmails.
3922 ;; But some systems are more broken with -f, so
3923 ;; we'll let users override this.
3924 (if (null message-sendmail-f-is-evil)
3925 (list "-f" (message-sendmail-envelope-from)))
3926 ;; These mean "report errors by mail"
3927 ;; and "deliver in background".
3928 (if (null message-interactive) '("-oem" "-odb"))
3929 ;; Get the addresses from the message
3930 ;; unless this is a resend.
3931 ;; We must not do that for a resend
3932 ;; because we would find the original addresses.
3933 ;; For a resend, include the specific addresses.
3934 (if resend-to-addresses
3935 (list resend-to-addresses)
3937 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
3938 (error "Sending...failed with exit value %d" cpr)))
3939 (when message-interactive
3942 (goto-char (point-min))
3943 (while (re-search-forward "\n+ *" nil t)
3944 (replace-match "; "))
3945 (if (not (zerop (buffer-size)))
3946 (error "Sending...failed to %s"
3947 (buffer-string))))))
3948 (when (bufferp errbuf)
3949 (kill-buffer errbuf)))))
3951 (defun message-send-mail-with-qmail ()
3952 "Pass the prepared message buffer to qmail-inject.
3953 Refer to the documentation for the variable `message-send-mail-function'
3954 to find out how to use this."
3955 ;; replace the header delimiter with a blank line
3956 (goto-char (point-min))
3958 (concat "^" (regexp-quote mail-header-separator) "\n"))
3959 (replace-match "\n")
3960 (run-hooks 'message-send-mail-hook)
3963 (let ((coding-system-for-write message-send-coding-system))
3965 'call-process-region (point-min) (point-max)
3966 message-qmail-inject-program nil nil nil
3967 ;; qmail-inject's default behaviour is to look for addresses on the
3968 ;; command line; if there're none, it scans the headers.
3969 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
3971 ;; in general, ALL of qmail-inject's defaults are perfect for simply
3972 ;; reading a formatted (i. e., at least a To: or Resent-To header)
3973 ;; message from stdin.
3975 ;; qmail also has the advantage of not having been raped by
3976 ;; various vendors, so we don't have to allow for that, either --
3977 ;; compare this with message-send-mail-with-sendmail and weep
3978 ;; for sendmail's lost innocence.
3980 ;; all this is way cool coz it lets us keep the arguments entirely
3981 ;; free for -inject-arguments -- a big win for the user and for us
3982 ;; since we don't have to play that double-guessing game and the user
3983 ;; gets full control (no gestapo'ish -f's, for instance). --sj
3984 (if (functionp message-qmail-inject-args)
3985 (funcall message-qmail-inject-args)
3986 message-qmail-inject-args)))
3987 ;; qmail-inject doesn't say anything on it's stdout/stderr,
3988 ;; we have to look at the retval instead
3990 (100 (error "qmail-inject reported permanent failure"))
3991 (111 (error "qmail-inject reported transient failure"))
3992 ;; should never happen
3993 (t (error "qmail-inject reported unknown failure"))))
3995 (defun message-send-mail-with-mh ()
3996 "Send the prepared message buffer with mh."
3997 (let ((mh-previous-window-config nil)
3998 (name (mh-new-draft-name)))
3999 (setq buffer-file-name name)
4000 ;; MH wants to generate these headers itself.
4001 (when message-mh-deletable-headers
4002 (let ((headers message-mh-deletable-headers))
4004 (goto-char (point-min))
4005 (and (re-search-forward
4006 (concat "^" (symbol-name (car headers)) ": *") nil t)
4007 (message-delete-line))
4009 (run-hooks 'message-send-mail-hook)
4010 ;; Pass it on to mh.
4013 (defun message-smtpmail-send-it ()
4014 "Send the prepared message buffer with `smtpmail-send-it'.
4015 This only differs from `smtpmail-send-it' that this command evaluates
4016 `message-send-mail-hook' just before sending a message. It is useful
4017 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4018 manual for details."
4019 (run-hooks 'message-send-mail-hook)
4022 (defun message-canlock-generate ()
4023 "Return a string that is non-trivial to guess.
4024 Do not use this for anything important, it is cryptographically weak."
4026 (let (sha1-maximum-internal-length)
4027 (sha1 (concat (message-unique-id)
4028 (format "%x%x%x" (random) (random t) (random))
4029 (prin1-to-string (recent-keys))
4030 (prin1-to-string (garbage-collect))))))
4032 (defun message-canlock-password ()
4033 "The password used by message for cancel locks.
4034 This is the value of `canlock-password', if that option is non-nil.
4035 Otherwise, generate and save a value for `canlock-password' first."
4036 (unless canlock-password
4037 (customize-save-variable 'canlock-password (message-canlock-generate))
4038 (setq canlock-password-for-verify canlock-password))
4041 (defun message-insert-canlock ()
4042 (when message-insert-canlock
4043 (message-canlock-password)
4044 (canlock-insert-header)))
4046 (defun message-send-news (&optional arg)
4047 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4048 (case-fold-search nil)
4049 (method (if (functionp message-post-method)
4050 (funcall message-post-method arg)
4051 message-post-method))
4052 (newsgroups-field (save-restriction
4053 (message-narrow-to-headers-or-head)
4054 (message-fetch-field "Newsgroups")))
4055 (followup-field (save-restriction
4056 (message-narrow-to-headers-or-head)
4057 (message-fetch-field "Followup-To")))
4058 ;; BUG: We really need to get the charset for each name in the
4059 ;; Newsgroups and Followup-To lines to allow crossposting
4060 ;; between group namess with incompatible character sets.
4061 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4062 (group-field-charset
4063 (gnus-group-name-charset method newsgroups-field))
4064 (followup-field-charset
4065 (gnus-group-name-charset method (or followup-field "")))
4066 (rfc2047-header-encoding-alist
4067 (append (when group-field-charset
4068 (list (cons "Newsgroups" group-field-charset)))
4069 (when followup-field-charset
4070 (list (cons "Followup-To" followup-field-charset)))
4071 rfc2047-header-encoding-alist))
4072 (messbuf (current-buffer))
4073 (message-syntax-checks
4075 (listp message-syntax-checks))
4076 (cons '(existing-newsgroups . disabled)
4077 message-syntax-checks)
4078 message-syntax-checks))
4079 (message-this-is-news t)
4080 (message-posting-charset
4081 (gnus-setup-posting-charset newsgroups-field))
4083 (if (not (message-check-news-body-syntax))
4086 (message-narrow-to-headers)
4087 ;; Insert some headers.
4088 (message-generate-headers message-required-news-headers)
4089 (message-insert-canlock)
4090 ;; Let the user do all of the above.
4091 (run-hooks 'message-header-hook))
4092 ;; Note: This check will be disabled by the ".*" default value for
4093 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4094 (when (and group-field-charset
4095 (listp message-syntax-checks))
4096 (setq message-syntax-checks
4097 (cons '(valid-newsgroups . disabled)
4098 message-syntax-checks)))
4099 (message-cleanup-headers)
4100 (if (not (let ((message-post-method method))
4101 (message-check-news-syntax)))
4106 (buffer-disable-undo)
4108 ;; Avoid copying text props (except hard newlines).
4110 (with-current-buffer messbuf
4111 (mml-buffer-substring-no-properties-except-hard-newlines
4112 (point-min) (point-max))))
4113 (message-encode-message-body)
4114 ;; Remove some headers.
4116 (message-narrow-to-headers)
4117 ;; We (re)generate the Lines header.
4118 (when (memq 'Lines message-required-mail-headers)
4119 (message-generate-headers '(Lines)))
4120 ;; Remove some headers.
4121 (message-remove-header message-ignored-news-headers t)
4122 (let ((mail-parse-charset message-default-charset))
4123 (mail-encode-encoded-word-buffer)))
4124 (goto-char (point-max))
4125 ;; require one newline at the end.
4126 (or (= (preceding-char) ?\n)
4128 (let ((case-fold-search t))
4129 ;; Remove the delimiter.
4130 (goto-char (point-min))
4132 (concat "^" (regexp-quote mail-header-separator) "\n"))
4133 (replace-match "\n")
4135 (run-hooks 'message-send-news-hook)
4136 (gnus-open-server method)
4137 (message "Sending news via %s..." (gnus-server-string method))
4138 (setq result (let ((mail-header-separator ""))
4139 (gnus-request-post method))))
4140 (kill-buffer tembuf))
4141 (set-buffer messbuf)
4143 (push 'news message-sent-message-via)
4144 (message "Couldn't send message via news: %s"
4145 (nnheader-get-report (car method)))
4149 ;;; Header generation & syntax checking.
4152 (defun message-check-element (type)
4153 "Return non-nil if this TYPE is not to be checked."
4154 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4156 (let ((able (assq type message-syntax-checks)))
4158 (eq (cdr able) 'disabled)))))
4160 (defun message-check-news-syntax ()
4161 "Check the syntax of the message."
4165 ;; We narrow to the headers and check them first.
4168 (message-narrow-to-headers)
4169 (message-check-news-header-syntax))))))
4171 (defun message-check-news-header-syntax ()
4173 ;; Check Newsgroups header.
4174 (message-check 'newsgroups
4175 (let ((group (message-fetch-field "newsgroups")))
4178 (not (string-match "\\`[ \t]*\\'" group)))
4181 "The newsgroups field is empty or missing. Posting is denied.")))))
4182 ;; Check the Subject header.
4183 (message-check 'subject
4184 (let* ((case-fold-search t)
4185 (subject (message-fetch-field "subject")))
4188 (not (string-match "\\`[ \t]*\\'" subject)))
4191 "The subject field is empty or missing. Posting is denied.")))))
4192 ;; Check for commands in Subject.
4193 (message-check 'subject-cmsg
4194 (if (string-match "^cmsg " (message-fetch-field "subject"))
4196 "The control code \"cmsg\" is in the subject. Really post? ")
4198 ;; Check long header lines.
4199 (message-check 'long-header-lines
4200 (let ((start (point))
4204 (while (and (not found)
4205 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4206 (if (> (- (point) (match-beginning 0)) 998)
4208 length (- (point) (match-beginning 0)))
4209 (setq header (match-string-no-properties 1)))
4210 (setq start (match-beginning 0))
4213 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4216 ;; Check for multiple identical headers.
4217 (message-check 'multiple-headers
4219 (while (and (not found)
4220 (re-search-forward "^[^ \t:]+: " nil t))
4222 (or (re-search-forward
4227 (match-beginning 0) (- (match-end 0) 2))))
4232 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4234 ;; Check for Version and Sendsys.
4235 (message-check 'sendsys
4236 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4238 (format "The article contains a %s command. Really post? "
4239 (buffer-substring (match-beginning 0)
4240 (1- (match-end 0)))))
4242 ;; See whether we can shorten Followup-To.
4243 (message-check 'shorten-followup-to
4244 (let ((newsgroups (message-fetch-field "newsgroups"))
4245 (followup-to (message-fetch-field "followup-to"))
4247 (when (and newsgroups
4248 (string-match "," newsgroups)
4253 (setq to (completing-read
4254 "Followups to (default: no Followup-To header) "
4257 (message-tokenize-header
4259 (goto-char (point-min))
4260 (insert "Followup-To: " to "\n"))
4262 ;; Check "Shoot me".
4263 (message-check 'shoot
4264 (if (re-search-forward
4265 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4266 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4268 ;; Check for Approved.
4269 (message-check 'approved
4270 (if (re-search-forward "^Approved:" nil t)
4271 (y-or-n-p "The article contains an Approved header. Really post? ")
4273 ;; Check the Message-ID header.
4274 (message-check 'message-id
4275 (let* ((case-fold-search t)
4276 (message-id (message-fetch-field "message-id" t)))
4277 (or (not message-id)
4278 ;; Is there an @ in the ID?
4279 (and (string-match "@" message-id)
4280 ;; Is there a dot in the ID?
4281 (string-match "@[^.]*\\." message-id)
4282 ;; Does the ID end with a dot?
4283 (not (string-match "\\.>" message-id)))
4285 (format "The Message-ID looks strange: \"%s\". Really post? "
4287 ;; Check the Newsgroups & Followup-To headers.
4288 (message-check 'existing-newsgroups
4289 (let* ((case-fold-search t)
4290 (newsgroups (message-fetch-field "newsgroups"))
4291 (followup-to (message-fetch-field "followup-to"))
4292 (groups (message-tokenize-header
4294 (concat newsgroups "," followup-to)
4296 (post-method (if (functionp message-post-method)
4297 (funcall message-post-method)
4298 message-post-method))
4299 ;; KLUDGE to handle nnvirtual groups. Doing this right
4300 ;; would probably involve a new nnoo function.
4301 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4302 (method (if (and (consp post-method)
4303 (eq (car post-method) 'nnvirtual)
4304 gnus-message-group-art)
4305 (let ((group (car (nnvirtual-find-group-art
4306 (car gnus-message-group-art)
4307 (cdr gnus-message-group-art)))))
4308 (gnus-find-method-for-group group))
4312 (gnus-group-name-decode
4313 (gnus-group-real-name n)
4314 (gnus-group-name-charset method n)))
4315 (gnus-groups-from-server method)))
4318 (when (and (not (equal (car groups) "poster"))
4319 (not (member (car groups) known-groups))
4320 (not (member (car groups) errors)))
4321 (push (car groups) errors))
4324 ;; Gnus is not running.
4325 ((or (not (and (boundp 'gnus-active-hashtb)
4326 gnus-active-hashtb))
4327 (not (boundp 'gnus-read-active-file)))
4329 ;; We don't have all the group names.
4330 ((and (or (not gnus-read-active-file)
4331 (eq gnus-read-active-file 'some))
4335 "Really use %s possibly unknown group%s: %s? "
4336 (if (= (length errors) 1) "this" "these")
4337 (if (= (length errors) 1) "" "s")
4338 (mapconcat 'identity errors ", "))))
4339 ;; There were no errors.
4342 ;; There are unknown groups.
4346 "Really post to %s unknown group%s: %s? "
4347 (if (= (length errors) 1) "this" "these")
4348 (if (= (length errors) 1) "" "s")
4349 (mapconcat 'identity errors ", ")))))))
4350 ;; Check continuation headers.
4351 (message-check 'continuation-headers
4352 (goto-char (point-min))
4353 (let ((do-posting t))
4354 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
4355 (if (y-or-n-p "Fix continuation lines? ")
4357 (goto-char (match-beginning 0))
4359 (unless (y-or-n-p "Send anyway? ")
4360 (setq do-posting nil))))
4362 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4363 (message-check 'valid-newsgroups
4364 (let ((case-fold-search t)
4365 (headers '("Newsgroups" "Followup-To"))
4367 (while (and headers (not error))
4368 (when (setq header (mail-fetch-field (car headers)))
4372 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4377 (not (string-match "\\.\\'\\|\\.\\." g)))
4378 (message-tokenize-header header ","))))
4385 (format "The %s header looks odd: \"%s\". Really post? "
4386 (car headers) header)))))
4387 (message-check 'repeated-newsgroups
4388 (let ((case-fold-search t)
4389 (headers '("Newsgroups" "Followup-To"))
4390 header error groups group)
4393 (when (setq header (mail-fetch-field (pop headers)))
4394 (setq groups (message-tokenize-header header ","))
4395 (while (setq group (pop groups))
4396 (when (member group groups)
4402 (format "Group %s is repeated in headers. Really post? " error)))))
4403 ;; Check the From header.
4404 (message-check 'from
4405 (let* ((case-fold-search t)
4406 (from (message-fetch-field "from"))
4410 (message "There is no From line. Posting is denied.")
4412 ((or (not (string-match
4414 (setq ad (nth 1 (mail-extract-address-components
4415 from))))) ;larsi@ifi
4416 (string-match "\\.\\." ad) ;larsi@ifi..uio
4417 (string-match "@\\." ad) ;larsi@.ifi.uio
4418 (string-match "\\.$" ad) ;larsi@ifi.uio.
4419 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4420 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4422 "Denied posting -- the From looks strange: \"%s\"." from)
4424 ((let ((addresses (rfc822-addresses from)))
4425 (while (and addresses
4426 (not (eq (string-to-char (car addresses)) ?\()))
4427 (setq addresses (cdr addresses)))
4430 "Denied posting -- bad From address: \"%s\"." from)
4433 ;; Check the Reply-To header.
4434 (message-check 'reply-to
4435 (let* ((case-fold-search t)
4436 (reply-to (message-fetch-field "reply-to"))
4441 ((string-match "," reply-to)
4443 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4445 ((or (not (string-match
4447 (setq ad (nth 1 (mail-extract-address-components
4448 reply-to))))) ;larsi@ifi
4449 (string-match "\\.\\." ad) ;larsi@ifi..uio
4450 (string-match "@\\." ad) ;larsi@.ifi.uio
4451 (string-match "\\.$" ad) ;larsi@ifi.uio.
4452 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4453 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4456 "The Reply-To looks strange: \"%s\". Really post? "
4460 (defun message-check-news-body-syntax ()
4462 ;; Check for long lines.
4463 (message-check 'long-lines
4464 (goto-char (point-min))
4466 (concat "^" (regexp-quote mail-header-separator) "$"))
4470 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4473 (< (- (point) p) 80)))
4474 (zerop (forward-line 1))))
4478 "You have lines longer than 79 characters. Really post? ")))
4479 ;; Check whether the article is empty.
4480 (message-check 'empty
4481 (goto-char (point-min))
4483 (concat "^" (regexp-quote mail-header-separator) "$"))
4486 (goto-char (point-max))
4487 (re-search-backward message-signature-separator nil t)
4489 (or (re-search-backward "[^ \n\t]" b t)
4490 (if (message-gnksa-enable-p 'empty-article)
4491 (y-or-n-p "Empty article. Really post? ")
4492 (message "Denied posting -- Empty article.")
4494 ;; Check for control characters.
4495 (message-check 'control-chars
4496 (if (re-search-forward
4497 (mm-string-as-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
4500 "The article contains control characters. Really post? ")
4502 ;; Check excessive size.
4503 (message-check 'size
4504 (if (> (buffer-size) 60000)
4506 (format "The article is %d octets long. Really post? "
4509 ;; Check whether any new text has been added.
4510 (message-check 'new-text
4512 (not message-checksum)
4513 (not (eq (message-checksum) message-checksum))
4514 (if (message-gnksa-enable-p 'quoted-text-only)
4516 "It looks like no new text has been added. Really post? ")
4517 (message "Denied posting -- no new text has been added.")
4519 ;; Check the length of the signature.
4520 (message-check 'signature
4521 (goto-char (point-max))
4522 (if (> (count-lines (point) (point-max)) 5)
4525 "Your .sig is %d lines; it should be max 4. Really post? "
4526 (1- (count-lines (point) (point-max)))))
4528 ;; Ensure that text follows last quoted portion.
4529 (message-check 'quoting-style
4530 (goto-char (point-max))
4531 (let ((no-problem t))
4532 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4533 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4536 (if (message-gnksa-enable-p 'quoted-text-only)
4537 (y-or-n-p "Your text should follow quoted text. Really post? ")
4539 (goto-char (point-min))
4541 (concat "^" (regexp-quote mail-header-separator) "$"))
4542 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4543 (y-or-n-p "Your text should follow quoted text. Really post? ")
4544 (message "Denied posting -- only quoted text.")
4547 (defun message-checksum ()
4548 "Return a \"checksum\" for the current buffer."
4551 (goto-char (point-min))
4553 (concat "^" (regexp-quote mail-header-separator) "$"))
4555 (when (not (looking-at "[ \t\n]"))
4556 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4561 (defun message-do-fcc ()
4562 "Process Fcc headers in the current buffer."
4563 (let ((case-fold-search t)
4564 (buf (current-buffer))
4566 (mml-externalize-attachments message-fcc-externalize-attachments))
4569 (message-narrow-to-headers)
4570 (setq file (message-fetch-field "fcc" t)))
4572 (set-buffer (get-buffer-create " *message temp*"))
4574 (insert-buffer-substring buf)
4575 (message-encode-message-body)
4577 (message-narrow-to-headers)
4578 (while (setq file (message-fetch-field "fcc" t))
4580 (message-remove-header "fcc" nil t))
4581 (let ((mail-parse-charset message-default-charset)
4582 (rfc2047-header-encoding-alist
4583 (cons '("Newsgroups" . default)
4584 rfc2047-header-encoding-alist)))
4585 (mail-encode-encoded-word-buffer)))
4586 (goto-char (point-min))
4587 (when (re-search-forward
4588 (concat "^" (regexp-quote mail-header-separator) "$")
4590 (replace-match "" t t ))
4591 ;; Process FCC operations.
4593 (setq file (pop list))
4594 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4595 ;; Pipe the article to the program in question.
4596 (call-process-region (point-min) (point-max) shell-file-name
4597 nil nil nil shell-command-switch
4598 (match-string 1 file))
4599 ;; Save the article.
4600 (setq file (expand-file-name file))
4601 (unless (file-exists-p (file-name-directory file))
4602 (make-directory (file-name-directory file) t))
4603 (if (and message-fcc-handler-function
4604 (not (eq message-fcc-handler-function 'rmail-output)))
4605 (funcall message-fcc-handler-function file)
4606 (if (and (file-readable-p file) (mail-file-babyl-p file))
4607 (rmail-output file 1 nil t)
4608 (let ((mail-use-rfc822 t))
4609 (rmail-output file 1 t t))))))
4610 (kill-buffer (current-buffer))))))
4612 (defun message-output (filename)
4613 "Append this article to Unix/babyl mail file FILENAME."
4614 (if (and (file-readable-p filename)
4615 (mail-file-babyl-p filename))
4616 (gnus-output-to-rmail filename t)
4617 (gnus-output-to-mail filename t)))
4619 (defun message-cleanup-headers ()
4620 "Do various automatic cleanups of the headers."
4621 ;; Remove empty lines in the header.
4623 (message-narrow-to-headers)
4624 ;; Remove blank lines.
4625 (while (re-search-forward "^[ \t]*\n" nil t)
4626 (replace-match "" t t))
4628 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4629 ;; spaces to comma and eliminate spaces around commas. Eliminate
4630 ;; embedded line breaks.
4631 (goto-char (point-min))
4632 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4636 (if (re-search-forward "^[^ \t]" nil t)
4640 (goto-char (point-min))
4641 (while (re-search-forward "\n[ \t]+" nil t)
4642 (replace-match " " t t)) ;No line breaks (too confusing)
4643 (goto-char (point-min))
4644 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4645 (replace-match "," t t))
4646 (goto-char (point-min))
4647 ;; Remove trailing commas.
4648 (when (re-search-forward ",+$" nil t)
4649 (replace-match "" t t))))))
4651 (defun message-make-date (&optional now)
4652 "Make a valid data header.
4653 If NOW, use that time instead."
4654 (let ((system-time-locale "C"))
4655 (format-time-string "%a, %d %b %Y %T %z" now)))
4657 (defun message-make-message-id ()
4658 "Make a unique Message-ID."
4659 (concat "<" (message-unique-id)
4660 (let ((psubject (save-excursion (message-fetch-field "subject")))
4662 (save-excursion (message-fetch-field "supersedes"))))
4664 (and message-reply-headers
4665 (mail-header-references message-reply-headers)
4666 (mail-header-subject message-reply-headers)
4669 (message-strip-subject-re
4670 (mail-header-subject message-reply-headers))
4671 (message-strip-subject-re psubject))))
4673 (string-match "_-_@" psupersedes)))
4675 "@" (message-make-fqdn) ">"))
4677 (defvar message-unique-id-char nil)
4679 ;; If you ever change this function, make sure the new version
4680 ;; cannot generate IDs that the old version could.
4681 ;; You might for example insert a "." somewhere (not next to another dot
4682 ;; or string boundary), or modify the "fsf" string.
4683 (defun message-unique-id ()
4684 ;; Don't use microseconds from (current-time), they may be unsupported.
4685 ;; Instead we use this randomly inited counter.
4686 (setq message-unique-id-char
4687 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4688 ;; (current-time) returns 16-bit ints,
4689 ;; and 2^16*25 just fits into 4 digits i base 36.
4691 (let ((tm (current-time)))
4693 (if (memq system-type '(ms-dos emx vax-vms))
4694 (let ((user (downcase (user-login-name))))
4695 (while (string-match "[^a-z0-9_]" user)
4696 (aset user (match-beginning 0) ?_))
4698 (message-number-base36 (user-uid) -1))
4699 (message-number-base36 (+ (car tm)
4700 (lsh (% message-unique-id-char 25) 16)) 4)
4701 (message-number-base36 (+ (nth 1 tm)
4702 (lsh (/ message-unique-id-char 25) 16)) 4)
4703 ;; Append a given name, because while the generated ID is unique
4704 ;; to this newsreader, other newsreaders might otherwise generate
4705 ;; the same ID via another algorithm.
4708 (defun message-number-base36 (num len)
4713 (concat (message-number-base36 (/ num 36) (1- len))
4714 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4717 (defun message-make-organization ()
4718 "Make an Organization header."
4719 (let* ((organization
4720 (when message-user-organization
4721 (if (functionp message-user-organization)
4722 (funcall message-user-organization)
4723 message-user-organization))))
4725 (mm-enable-multibyte)
4726 (cond ((stringp organization)
4727 (insert organization))
4728 ((and (eq t organization)
4729 message-user-organization-file
4730 (file-exists-p message-user-organization-file))
4731 (insert-file-contents message-user-organization-file)))
4732 (goto-char (point-min))
4733 (while (re-search-forward "[\t\n]+" nil t)
4734 (replace-match "" t t))
4735 (unless (zerop (buffer-size))
4738 (defun message-make-lines ()
4739 "Count the number of lines and return numeric string."
4744 (int-to-string (count-lines (point) (point-max))))))
4746 (defun message-make-references ()
4747 "Return the References header for this message."
4748 (when message-reply-headers
4749 (let ((message-id (mail-header-message-id message-reply-headers))
4750 (references (mail-header-references message-reply-headers))
4752 (if (or references message-id)
4753 (concat (or references "") (and references " ")
4757 (defun message-make-in-reply-to ()
4758 "Return the In-Reply-To header for this message."
4759 (when message-reply-headers
4760 (let ((from (mail-header-from message-reply-headers))
4761 (date (mail-header-date message-reply-headers))
4762 (msg-id (mail-header-message-id message-reply-headers)))
4764 (let ((name (mail-extract-address-components from)))
4765 (concat msg-id (if msg-id " (")
4769 (if (or (not date) (string= date ""))
4770 "(unknown date)" date)
4771 "\"" (if msg-id ")")))))))
4773 (defun message-make-distribution ()
4774 "Make a Distribution header."
4775 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4776 (cond ((functionp message-distribution-function)
4777 (funcall message-distribution-function))
4778 (t orig-distribution))))
4780 (defun message-make-expires ()
4781 "Return an Expires header based on `message-expires'."
4782 (let ((current (current-time))
4783 (future (* 1.0 message-expires 60 60 24)))
4784 ;; Add the future to current.
4785 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4786 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4787 (message-make-date current)))
4789 (defun message-make-path ()
4791 (let ((login-name (user-login-name)))
4792 (cond ((null message-user-path)
4793 (concat (system-name) "!" login-name))
4794 ((stringp message-user-path)
4795 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4796 (concat message-user-path "!" login-name))
4799 (defun message-make-from ()
4800 "Make a From header."
4801 (let* ((style message-from-style)
4802 (login (message-make-address))
4804 (or (and (boundp 'user-full-name)
4807 (when (string= fullname "&")
4808 (setq fullname (user-login-name)))
4810 (mm-enable-multibyte)
4813 (equal fullname ""))
4815 ((or (eq style 'angles)
4816 (and (not (eq style 'parens))
4817 ;; Use angles if no quoting is needed, or if parens would
4818 ;; need quoting too.
4819 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4820 (let ((tmp (concat fullname nil)))
4821 (while (string-match "([^()]*)" tmp)
4822 (aset tmp (match-beginning 0) ?-)
4823 (aset tmp (1- (match-end 0)) ?-))
4824 (string-match "[\\()]" tmp)))))
4826 (goto-char (point-min))
4827 ;; Look for a character that cannot appear unquoted
4828 ;; according to RFC 822.
4829 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
4830 ;; Quote fullname, escaping specials.
4831 (goto-char (point-min))
4833 (while (re-search-forward "[\"\\]" nil 1)
4834 (replace-match "\\\\\\&" t))
4836 (insert " <" login ">"))
4837 (t ; 'parens or default
4839 (let ((fullname-start (point)))
4841 (goto-char fullname-start)
4842 ;; RFC 822 says \ and nonmatching parentheses
4843 ;; must be escaped in comments.
4844 ;; Escape every instance of ()\ ...
4845 (while (re-search-forward "[()\\]" nil 1)
4846 (replace-match "\\\\\\&" t))
4847 ;; ... then undo escaping of matching parentheses,
4848 ;; including matching nested parentheses.
4849 (goto-char fullname-start)
4850 (while (re-search-forward
4851 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4853 (replace-match "\\1(\\3)" t)
4854 (goto-char fullname-start)))
4858 (defun message-make-sender ()
4859 "Return the \"real\" user address.
4860 This function tries to ignore all user modifications, and
4861 give as trustworthy answer as possible."
4862 (concat (user-login-name) "@" (system-name)))
4864 (defun message-make-address ()
4865 "Make the address of the user."
4866 (or (message-user-mail-address)
4867 (concat (user-login-name) "@" (message-make-domain))))
4869 (defun message-user-mail-address ()
4870 "Return the pertinent part of `user-mail-address'."
4871 (when (and user-mail-address
4872 (string-match "@.*\\." user-mail-address))
4873 (if (string-match " " user-mail-address)
4874 (nth 1 (mail-extract-address-components user-mail-address))
4875 user-mail-address)))
4877 (defun message-sendmail-envelope-from ()
4878 "Return the envelope from."
4879 (cond ((eq message-sendmail-envelope-from 'header)
4880 (nth 1 (mail-extract-address-components
4881 (message-fetch-field "from"))))
4882 ((stringp message-sendmail-envelope-from)
4883 message-sendmail-envelope-from)
4885 (message-make-address))))
4887 (defun message-make-fqdn ()
4888 "Return user's fully qualified domain name."
4889 (let* ((system-name (system-name))
4890 (user-mail (message-user-mail-address))
4893 (string-match "@\\(.*\\)\\'" user-mail))
4894 (match-string 1 user-mail)))
4895 (case-fold-search t))
4897 ((and message-user-fqdn
4898 (stringp message-user-fqdn)
4899 (string-match message-valid-fqdn-regexp message-user-fqdn)
4900 (not (string-match message-bogus-system-names message-user-fqdn)))
4902 ;; `message-user-fqdn' seems to be valid
4903 ((and (string-match message-valid-fqdn-regexp system-name)
4904 (not (string-match message-bogus-system-names system-name)))
4905 ;; `system-name' returned the right result.
4907 ;; Try `mail-host-address'.
4908 ((and (boundp 'mail-host-address)
4909 (stringp mail-host-address)
4910 (string-match message-valid-fqdn-regexp mail-host-address)
4911 (not (string-match message-bogus-system-names mail-host-address)))
4913 ;; We try `user-mail-address' as a backup.
4915 (stringp user-domain)
4916 (string-match message-valid-fqdn-regexp user-domain)
4917 (not (string-match message-bogus-system-names user-domain)))
4919 ;; Default to this bogus thing.
4922 ".i-did-not-set--mail-host-address--so-tickle-me")))))
4924 (defun message-make-host-name ()
4925 "Return the name of the host."
4926 (let ((fqdn (message-make-fqdn)))
4927 (string-match "^[^.]+\\." fqdn)
4928 (substring fqdn 0 (1- (match-end 0)))))
4930 (defun message-make-domain ()
4931 "Return the domain name."
4932 (or mail-host-address
4933 (message-make-fqdn)))
4935 (defun message-to-list-only ()
4936 "Send a message to the list only.
4937 Remove all addresses but the list address from To and Cc headers."
4939 (let ((listaddr (message-make-mail-followup-to t)))
4942 (message-remove-header "to")
4943 (message-remove-header "cc")
4944 (message-position-on-field "To" "X-Draft-From")
4945 (insert listaddr)))))
4947 (defun message-make-mail-followup-to (&optional only-show-subscribed)
4948 "Return the Mail-Followup-To header.
4949 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
4950 subscribed address (and not the additional To and Cc header contents)."
4951 (let* ((case-fold-search t)
4952 (to (message-fetch-field "To"))
4953 (cc (message-fetch-field "cc"))
4954 (msg-recipients (concat to (and to cc ", ") cc))
4956 (mapcar 'mail-strip-quoted-names
4957 (message-tokenize-header msg-recipients)))
4959 (if message-subscribed-address-file
4960 (let (begin end item re)
4963 (insert-file-contents message-subscribed-address-file)
4965 (setq begin (point))
4968 (if (bolp) (setq end (1- end)))
4969 (setq item (regexp-quote (buffer-substring begin end)))
4970 (if re (setq re (concat re "\\|" item))
4971 (setq re (concat "\\`\\(" item))))
4972 (and re (list (concat re "\\)\\'"))))))))
4973 (mft-regexps (apply 'append message-subscribed-regexps
4974 (mapcar 'regexp-quote
4975 message-subscribed-addresses)
4978 message-subscribed-address-functions))))
4980 (let ((subscribed-lists nil)
4982 (loop for recipient in recipients
4983 when (loop for regexp in mft-regexps
4984 when (string-match regexp recipient) return t)
4987 (if only-show-subscribed
4989 msg-recipients))))))
4991 (defun message-idna-to-ascii-rhs-1 (header)
4992 "Interactively potentially IDNA encode domain names in HEADER."
4993 (let ((field (message-fetch-field header))
4996 (dolist (address (mail-header-parse-addresses field))
4997 (setq address (car address)
4998 rhs (downcase (or (cadr (split-string address "@")) ""))
4999 ace (downcase (idna-to-ascii rhs)))
5000 (when (and (not (equal rhs ace))
5001 (or (not (eq message-use-idna 'ask))
5002 (y-or-n-p (format "Replace %s with %s? " rhs ace))))
5003 (goto-char (point-min))
5004 (while (re-search-forward (concat "^" header ":") nil t)
5005 (message-narrow-to-field)
5006 (while (search-forward (concat "@" rhs) nil t)
5007 (replace-match (concat "@" ace) t t))
5008 (goto-char (point-max))
5011 (defun message-idna-to-ascii-rhs ()
5012 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5013 See `message-idna-encode'."
5015 (when message-use-idna
5018 (message-narrow-to-head)
5019 (message-idna-to-ascii-rhs-1 "From")
5020 (message-idna-to-ascii-rhs-1 "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 21.3.50+ 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. If point
5373 is already there, move point to beginning of line. Therefore,
5374 repeated calls will toggle point between beginning of field and
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)))
5386 (if (or (not eoh) (equal here eoh))
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.")))
5756 (setq recipients (concat ", " mft)))
5758 (setq recipients (concat ", " to-address))
5759 ;; If the author explicitly asked for a copy, we don't deny it to them.
5760 (if mct (setq recipients (concat recipients ", " mct))))
5762 (setq recipients (if never-mct "" (concat ", " author)))
5763 (if to (setq recipients (concat recipients ", " to)))
5764 (if cc (setq recipients (concat recipients ", " cc)))
5765 (if extra (setq recipients (concat recipients ", " extra)))
5766 (if mct (setq recipients (concat recipients ", " mct)))))
5767 (if (>= (length recipients) 2)
5768 ;; Strip the leading ", ".
5769 (setq recipients (substring recipients 2)))
5770 ;; Squeeze whitespace.
5771 (while (string-match "[ \t][ \t]+" recipients)
5772 (setq recipients (replace-match " " t t recipients)))
5773 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5774 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5775 (setq recipients (rmail-dont-reply-to recipients)))
5776 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5777 (if (string-equal recipients "")
5778 (setq recipients author))
5779 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5783 (cons (downcase (mail-strip-quoted-names addr)) addr))
5784 (message-tokenize-header recipients)))
5785 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5786 (let ((s recipients))
5788 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5790 ;; Remove hierarchical lists that are contained within each other,
5791 ;; if message-hierarchical-addresses is defined.
5792 (when message-hierarchical-addresses
5793 (let ((plain-addrs (mapcar 'car recipients))
5796 (setq subaddrs (assoc (car plain-addrs)
5797 message-hierarchical-addresses)
5798 plain-addrs (cdr plain-addrs))
5800 (setq subaddrs (cdr subaddrs))
5802 (setq recip (assoc (car subaddrs) recipients)
5803 subaddrs (cdr subaddrs))
5805 (setq recipients (delq recip recipients))))))))
5807 ;; Build the header alist. Allow the user to be asked whether
5808 ;; or not to reply to all recipients in a wide reply.
5809 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5810 (when (and recipients
5811 (or (not message-wide-reply-confirm-recipients)
5812 (y-or-n-p "Reply to all recipients? ")))
5813 (setq recipients (mapconcat
5814 (lambda (addr) (cdr addr)) recipients ", "))
5815 (if (string-match "^ +" recipients)
5816 (setq recipients (substring recipients (match-end 0))))
5817 (push (cons 'Cc recipients) follow-to)))
5821 (defun message-reply (&optional to-address wide)
5822 "Start editing a reply to the article in the current buffer."
5824 (require 'gnus-sum) ; for gnus-list-identifiers
5825 (let ((cur (current-buffer))
5826 from subject date reply-to to cc
5827 references message-id follow-to
5828 (inhibit-point-motion-hooks t)
5829 (message-this-is-mail t)
5832 (message-narrow-to-head-1)
5833 ;; Allow customizations to have their say.
5835 ;; This is a regular reply.
5836 (when (functionp message-reply-to-function)
5838 (setq follow-to (funcall message-reply-to-function))))
5839 ;; This is a followup.
5840 (when (functionp message-wide-reply-to-function)
5843 (funcall message-wide-reply-to-function)))))
5844 (setq message-id (message-fetch-field "message-id" t)
5845 references (message-fetch-field "references")
5846 date (message-fetch-field "date")
5847 from (message-fetch-field "from")
5848 subject (or (message-fetch-field "subject") "none"))
5849 (when gnus-list-identifiers
5850 (setq subject (message-strip-list-identifiers subject)))
5851 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5852 (when message-subject-trailing-was-query
5853 (setq subject (message-strip-subject-trailing-was subject)))
5855 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5856 (string-match "<[^>]+>" gnus-warning))
5857 (setq message-id (match-string 0 gnus-warning)))
5860 (setq follow-to (message-get-reply-headers wide to-address))))
5862 (unless (message-mail-user-agent)
5863 (message-pop-to-buffer
5864 (message-buffer-name
5865 (if wide "wide reply" "reply") from
5866 (if wide to-address nil))))
5868 (setq message-reply-headers
5869 (vector 0 subject from date message-id references 0 0 ""))
5872 `((Subject . ,subject)
5877 (defun message-wide-reply (&optional to-address)
5878 "Make a \"wide\" reply to the message in the current buffer."
5880 (message-reply to-address t))
5883 (defun message-followup (&optional to-newsgroups)
5884 "Follow up to the message in the current buffer.
5885 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5887 (require 'gnus-sum) ; for gnus-list-identifiers
5888 (let ((cur (current-buffer))
5889 from subject date reply-to mrt mct
5890 references message-id follow-to
5891 (inhibit-point-motion-hooks t)
5892 (message-this-is-news t)
5893 followup-to distribution newsgroups gnus-warning posted-to)
5896 (goto-char (point-min))
5897 (if (search-forward "\n\n" nil t)
5900 (when (functionp message-followup-to-function)
5902 (funcall message-followup-to-function)))
5903 (setq from (message-fetch-field "from")
5904 date (message-fetch-field "date")
5905 subject (or (message-fetch-field "subject") "none")
5906 references (message-fetch-field "references")
5907 message-id (message-fetch-field "message-id" t)
5908 followup-to (message-fetch-field "followup-to")
5909 newsgroups (message-fetch-field "newsgroups")
5910 posted-to (message-fetch-field "posted-to")
5911 reply-to (message-fetch-field "reply-to")
5912 mrt (message-fetch-field "mail-reply-to")
5913 distribution (message-fetch-field "distribution")
5914 mct (message-fetch-field "mail-copies-to"))
5915 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5916 (string-match "<[^>]+>" gnus-warning))
5917 (setq message-id (match-string 0 gnus-warning)))
5918 ;; Remove bogus distribution.
5919 (when (and (stringp distribution)
5920 (let ((case-fold-search t))
5921 (string-match "world" distribution)))
5922 (setq distribution nil))
5923 (if gnus-list-identifiers
5924 (setq subject (message-strip-list-identifiers subject)))
5925 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5926 (when message-subject-trailing-was-query
5927 (setq subject (message-strip-subject-trailing-was subject)))
5930 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
5932 (setq message-reply-headers
5933 (vector 0 subject from date message-id references 0 0 ""))
5936 `((Subject . ,subject)
5939 (list (cons 'Newsgroups to-newsgroups)))
5940 (follow-to follow-to)
5941 ((and followup-to message-use-followup-to)
5944 ((equal (downcase followup-to) "poster")
5945 (if (or (eq message-use-followup-to 'use)
5946 (message-y-or-n-p "Obey Followup-To: poster? " t "\
5947 You should normally obey the Followup-To: header.
5949 `Followup-To: poster' sends your response via e-mail instead of news.
5951 A typical situation where `Followup-To: poster' is used is when the poster
5952 does not read the newsgroup, so he wouldn't see any replies sent to it."))
5954 (setq message-this-is-news nil)
5955 (cons 'To (or mrt reply-to from "")))
5956 (cons 'Newsgroups newsgroups)))
5958 (if (or (equal followup-to newsgroups)
5959 (not (eq message-use-followup-to 'ask))
5961 (concat "Obey Followup-To: " followup-to "? ") t "\
5962 You should normally obey the Followup-To: header.
5964 `Followup-To: " followup-to "'
5965 directs your response to " (if (string-match "," followup-to)
5966 "the specified newsgroups"
5967 "that newsgroup only") ".
5969 If a message is posted to several newsgroups, Followup-To is often
5970 used to direct the following discussion to one newsgroup only,
5971 because discussions that are spread over several newsgroup tend to
5972 be fragmented and very difficult to follow.
5974 Also, some source/announcement newsgroups are not intended for discussion;
5975 responses here are directed to other newsgroups."))
5976 (cons 'Newsgroups followup-to)
5977 (cons 'Newsgroups newsgroups))))))
5979 `((Newsgroups . ,posted-to)))
5981 `((Newsgroups . ,newsgroups))))
5982 ,@(and distribution (list (cons 'Distribution distribution)))
5984 (not (or (equal (downcase mct) "never")
5985 (equal (downcase mct) "nobody"))))
5986 (list (cons 'Cc (if (or (equal (downcase mct) "always")
5987 (equal (downcase mct) "poster"))
5988 (or mrt reply-to from "")
5993 (defun message-is-yours-p ()
5994 "Non-nil means current article is yours.
5995 If you have added 'cancel-messages to 'message-shoot-gnksa-feet', all articles
5996 are yours except those that have Cancel-Lock header not belonging to you.
5997 Instead of shooting GNKSA feet, you should modify 'message-alternative-emails'
5998 regexp to match all of yours addresses."
5999 ;; Canlock-logic as suggested by Per Abrahamsen
6000 ;; <abraham@dina.kvl.dk>
6002 ;; IF article has cancel-lock THEN
6003 ;; IF we can verify it THEN
6006 ;; error: cancellock: article is not yours
6008 ;; Use old rules, comparing sender...
6011 (message-narrow-to-head-1)
6012 (if (message-fetch-field "Cancel-Lock")
6013 (if (null (canlock-verify))
6015 (error "Failed to verify Cancel-lock: This article is not yours"))
6018 (message-gnksa-enable-p 'cancel-messages)
6019 (and (setq sender (message-fetch-field "sender"))
6020 (string-equal (downcase sender)
6021 (downcase (message-make-sender))))
6022 ;; Email address in From field equals to our address
6023 (and (setq from (message-fetch-field "from"))
6025 (downcase (cadr (mail-extract-address-components from)))
6026 (downcase (cadr (mail-extract-address-components
6027 (message-make-from))))))
6028 ;; Email address in From field matches
6029 ;; 'message-alternative-emails' regexp
6031 message-alternative-emails
6033 message-alternative-emails
6034 (cadr (mail-extract-address-components from))))))))))
6037 (defun message-cancel-news (&optional arg)
6038 "Cancel an article you posted.
6039 If ARG, allow editing of the cancellation message."
6041 (unless (message-news-p)
6042 (error "This is not a news article; canceling is impossible"))
6043 (let (from newsgroups message-id distribution buf)
6045 ;; Get header info from original article.
6047 (message-narrow-to-head-1)
6048 (setq from (message-fetch-field "from")
6049 newsgroups (message-fetch-field "newsgroups")
6050 message-id (message-fetch-field "message-id" t)
6051 distribution (message-fetch-field "distribution")))
6052 ;; Make sure that this article was written by the user.
6053 (unless (message-is-yours-p)
6054 (error "This article is not yours"))
6055 (when (yes-or-no-p "Do you really want to cancel this article? ")
6056 ;; Make control message.
6059 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6061 (insert "Newsgroups: " newsgroups "\n"
6063 "Subject: cmsg cancel " message-id "\n"
6064 "Control: cancel " message-id "\n"
6066 (concat "Distribution: " distribution "\n")
6068 mail-header-separator "\n"
6069 message-cancel-message)
6070 (run-hooks 'message-cancel-hook)
6072 (message "Canceling your article...")
6073 (if (let ((message-syntax-checks
6074 'dont-check-for-anything-just-trust-me))
6075 (funcall message-send-news-function))
6076 (message "Canceling your article...done"))
6077 (kill-buffer buf))))))
6080 (defun message-supersede ()
6081 "Start composing a message to supersede the current message.
6082 This is done simply by taking the old article and adding a Supersedes
6083 header line with the old Message-ID."
6085 (let ((cur (current-buffer)))
6086 ;; Check whether the user owns the article that is to be superseded.
6087 (unless (message-is-yours-p)
6088 (error "This article is not yours"))
6089 ;; Get a normal message buffer.
6090 (message-pop-to-buffer (message-buffer-name "supersede"))
6091 (insert-buffer-substring cur)
6093 (message-narrow-to-head-1)
6094 ;; Remove unwanted headers.
6095 (when message-ignored-supersedes-headers
6096 (message-remove-header message-ignored-supersedes-headers t))
6097 (goto-char (point-min))
6098 (if (not (re-search-forward "^Message-ID: " nil t))
6099 (error "No Message-ID in this article")
6100 (replace-match "Supersedes: " t t))
6101 (goto-char (point-max))
6102 (insert mail-header-separator)
6107 (defun message-recover ()
6108 "Reread contents of current buffer from its last auto-save file."
6110 (let ((file-name (make-auto-save-file-name)))
6111 (cond ((save-window-excursion
6112 (if (not (eq system-type 'vax-vms))
6113 (with-output-to-temp-buffer "*Directory*"
6114 (with-current-buffer standard-output
6115 (fundamental-mode)) ; for Emacs 20.4+
6116 (buffer-disable-undo standard-output)
6117 (let ((default-directory "/"))
6119 "ls" nil standard-output nil "-l" file-name))))
6120 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6121 (let ((buffer-read-only nil))
6123 (insert-file-contents file-name nil)))
6124 (t (error "message-recover cancelled")))))
6126 ;;; Washing Subject:
6128 (defun message-wash-subject (subject)
6129 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6130 Previous forwarders, replyers, etc. may add it."
6133 (goto-char (point-min))
6134 ;; strip Re/Fwd stuff off the beginning
6135 (while (re-search-forward
6136 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6139 ;; and gnus-style forwards [foo@bar.com] subject
6140 (goto-char (point-min))
6141 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6145 (goto-char (point-max))
6146 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6149 ;; and finally, any whitespace that was left-over
6150 (goto-char (point-min))
6151 (while (re-search-forward "^[ \t]+" nil t)
6153 (goto-char (point-max))
6154 (while (re-search-backward "[ \t]+$" nil t)
6159 ;;; Forwarding messages.
6161 (defvar message-forward-decoded-p nil
6162 "Non-nil means the original message is decoded.")
6164 (defun message-forward-subject-name-subject (subject)
6165 "Generate a SUBJECT for a forwarded message.
6166 The form is: [Source] Subject, where if the original message was mail,
6167 Source is the name of the sender, and if the original message was
6168 news, Source is the list of newsgroups is was posted to."
6169 (let* ((group (message-fetch-field "newsgroups"))
6170 (from (message-fetch-field "from"))
6173 (gnus-group-decoded-name group)
6174 (or (and from (car (gnus-extract-address-components from)))
6177 (if message-forward-decoded-p
6179 (mail-decode-encoded-word-string prefix))
6182 (defun message-forward-subject-author-subject (subject)
6183 "Generate a SUBJECT for a forwarded message.
6184 The form is: [Source] Subject, where if the original message was mail,
6185 Source is the sender, and if the original message was news, Source is
6186 the list of newsgroups is was posted to."
6187 (let* ((group (message-fetch-field "newsgroups"))
6190 (gnus-group-decoded-name group)
6191 (or (message-fetch-field "from")
6194 (if message-forward-decoded-p
6196 (mail-decode-encoded-word-string prefix))
6199 (defun message-forward-subject-fwd (subject)
6200 "Generate a SUBJECT for a forwarded message.
6201 The form is: Fwd: Subject, where Subject is the original subject of
6203 (if (string-match "^Fwd: " subject)
6205 (concat "Fwd: " subject)))
6207 (defun message-make-forward-subject ()
6208 "Return a Subject header suitable for the message in the current buffer."
6211 (message-narrow-to-head-1)
6212 (let ((funcs message-make-forward-subject-function)
6213 (subject (message-fetch-field "Subject")))
6216 (if message-forward-decoded-p
6218 (mail-decode-encoded-word-string subject))
6220 (when message-wash-forwarded-subjects
6221 (setq subject (message-wash-subject subject)))
6222 ;; Make sure funcs is a list.
6225 (setq funcs (list funcs)))
6226 ;; Apply funcs in order, passing subject generated by previous
6227 ;; func to the next one.
6228 (dolist (func funcs)
6229 (when (functionp func)
6230 (setq subject (funcall func subject))))
6234 (defvar gnus-article-decoded-p))
6238 (defun message-forward (&optional news digest)
6239 "Forward the current message via mail.
6240 Optional NEWS will use news to forward instead of mail.
6241 Optional DIGEST will use digest to forward."
6243 (let* ((cur (current-buffer))
6244 (message-forward-decoded-p
6245 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6246 gnus-article-decoded-p ;; In an article buffer.
6247 message-forward-decoded-p))
6248 (subject (message-make-forward-subject)))
6250 (message-news nil subject)
6251 (message-mail nil subject))
6252 (message-forward-make-body cur digest)))
6254 (defun message-forward-make-body-plain (forward-buffer)
6256 "\n-------------------- Start of forwarded message --------------------\n")
6257 (let ((b (point)) e)
6260 (mm-disable-multibyte)
6262 (with-current-buffer forward-buffer
6263 (mm-with-unibyte-current-buffer (buffer-string))))
6264 (mm-enable-multibyte)
6266 (goto-char (point-min))
6267 (when (looking-at "From ")
6268 (replace-match "X-From-Line: "))
6272 "\n-------------------- End of forwarded message --------------------\n")
6273 (when message-forward-ignored-headers
6275 (narrow-to-region b e)
6277 (narrow-to-region (point)
6278 (or (search-forward "\n\n" nil t) (point)))
6279 (message-remove-header message-forward-ignored-headers t)))))
6281 (defun message-forward-make-body-mime (forward-buffer)
6282 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
6283 (let ((b (point)) e)
6285 (narrow-to-region (point) (point))
6286 (mml-insert-buffer forward-buffer)
6287 (goto-char (point-min))
6288 (when (looking-at "From ")
6289 (replace-match "X-From-Line: "))
6290 (goto-char (point-max)))
6292 (insert "<#/part>\n")))
6294 (defun message-forward-make-body-mml (forward-buffer)
6295 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
6296 (let ((b (point)) e)
6297 (if (not message-forward-decoded-p)
6300 (mm-disable-multibyte)
6302 (with-current-buffer forward-buffer
6303 (mm-with-unibyte-current-buffer (buffer-string))))
6304 (mm-enable-multibyte)
6306 (goto-char (point-min))
6307 (when (looking-at "From ")
6308 (replace-match "X-From-Line: "))
6311 (narrow-to-region (point) (point))
6312 (mml-insert-buffer forward-buffer)
6313 (goto-char (point-min))
6314 (when (looking-at "From ")
6315 (replace-match "X-From-Line: "))
6316 (goto-char (point-max))))
6318 (insert "<#/mml>\n")
6319 (when (and (not message-forward-decoded-p)
6320 message-forward-ignored-headers)
6322 (narrow-to-region b e)
6324 (narrow-to-region (point)
6325 (or (search-forward "\n\n" nil t) (point)))
6326 (message-remove-header message-forward-ignored-headers t)))))
6328 (defun message-forward-make-body-digest-plain (forward-buffer)
6330 "\n-------------------- Start of forwarded message --------------------\n")
6331 (let ((b (point)) e)
6332 (mml-insert-buffer forward-buffer)
6335 "\n-------------------- End of forwarded message --------------------\n")))
6337 (defun message-forward-make-body-digest-mime (forward-buffer)
6338 (insert "\n<#multipart type=digest>\n")
6339 (let ((b (point)) e)
6340 (insert-buffer-substring forward-buffer)
6342 (insert "<#/multipart>\n")
6344 (narrow-to-region b e)
6346 (narrow-to-region (point)
6347 (or (search-forward "\n\n" nil t) (point)))
6348 (delete-region (point-min) (point-max)))))
6350 (defun message-forward-make-body-digest (forward-buffer)
6351 (if message-forward-as-mime
6352 (message-forward-make-body-digest-mime forward-buffer)
6353 (message-forward-make-body-digest-plain forward-buffer)))
6356 (defun message-forward-make-body (forward-buffer &optional digest)
6357 ;; Put point where we want it before inserting the forwarded
6359 (if message-forward-before-signature
6361 (goto-char (point-max)))
6363 (message-forward-make-body-digest forward-buffer)
6364 (if message-forward-as-mime
6365 (if (and message-forward-show-mml
6366 (not (and (eq message-forward-show-mml 'best)
6367 (with-current-buffer forward-buffer
6368 (goto-char (point-min))
6370 "Content-Type: *multipart/\\(signed\\|encrypted\\)"
6372 (message-forward-make-body-mml forward-buffer)
6373 (message-forward-make-body-mime forward-buffer))
6374 (message-forward-make-body-plain forward-buffer)))
6375 (message-position-point))
6378 (defun message-forward-rmail-make-body (forward-buffer)
6379 (save-window-excursion
6380 (set-buffer forward-buffer)
6381 (if (rmail-msg-is-pruned)
6382 (rmail-msg-restore-non-pruned-header)))
6383 (message-forward-make-body forward-buffer))
6385 (eval-when-compile (defvar rmail-enable-mime-composing))
6387 ;; Fixme: Should have defcustom.
6389 (defun message-insinuate-rmail ()
6390 "Let RMAIL use message to forward."
6392 (setq rmail-enable-mime-composing t)
6393 (setq rmail-insert-mime-forwarded-message-function
6394 'message-forward-rmail-make-body))
6397 (defun message-resend (address)
6398 "Resend the current article to ADDRESS."
6400 (list (message-read-from-minibuffer "Resend message to: ")))
6401 (message "Resending message to %s..." address)
6403 (let ((cur (current-buffer))
6405 ;; We first set up a normal mail buffer.
6406 (unless (message-mail-user-agent)
6407 (set-buffer (get-buffer-create " *message resend*"))
6409 (let ((message-this-is-mail t)
6411 (message-setup `((To . ,address))))
6412 ;; Insert our usual headers.
6413 (message-generate-headers '(From Date To Message-ID))
6414 (message-narrow-to-headers)
6415 ;; Remove X-Draft-From header etc.
6416 (message-remove-header message-ignored-mail-headers t)
6417 ;; Rename them all to "Resent-*".
6418 (goto-char (point-min))
6419 (while (re-search-forward "^[A-Za-z]" nil t)
6424 (delete-region (point) (point-max))
6426 ;; Insert the message to be resent.
6427 (insert-buffer-substring cur)
6428 (goto-char (point-min))
6429 (search-forward "\n\n")
6432 (narrow-to-region beg (point))
6433 (message-remove-header message-ignored-resent-headers t)
6434 (goto-char (point-max)))
6435 (insert mail-header-separator)
6436 ;; Rename all old ("Also-")Resent headers.
6437 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
6440 ;; Quote any "From " lines at the beginning.
6442 (when (looking-at "From ")
6443 (replace-match "X-From-Line: "))
6445 (let ((message-inhibit-body-encoding t)
6446 message-required-mail-headers
6447 rfc2047-encode-encoded-words)
6448 (message-send-mail))
6449 (kill-buffer (current-buffer)))
6450 (message "Resending message to %s...done" address)))
6453 (defun message-bounce ()
6454 "Re-mail the current message.
6455 This only makes sense if the current message is a bounce message that
6456 contains some mail you have written which has been bounced back to
6459 (let ((handles (mm-dissect-buffer t))
6461 (message-pop-to-buffer (message-buffer-name "bounce"))
6462 (if (stringp (car handles))
6463 ;; This is a MIME bounce.
6464 (mm-insert-part (car (last handles)))
6465 ;; This is a non-MIME bounce, so we try to remove things
6467 (mm-insert-part handles)
6469 (goto-char (point-min))
6470 (re-search-forward "\n\n+" nil t)
6471 (setq boundary (point))
6472 ;; We remove everything before the bounced mail.
6473 (if (or (re-search-forward message-unsent-separator nil t)
6475 (search-forward "\n\n" nil 'move)
6476 (re-search-backward "^Return-Path:.*\n" boundary t)))
6479 (delete-region (point-min)
6480 (if (re-search-forward "^[^ \n\t]+:" nil t)
6483 (goto-char boundary)
6484 (when (re-search-backward "^.?From .*\n" nil t)
6485 (delete-region (match-beginning 0) (match-end 0)))))
6486 (mm-enable-multibyte)
6488 (message-narrow-to-head-1)
6489 (message-remove-header message-ignored-bounced-headers t)
6490 (goto-char (point-max))
6491 (insert mail-header-separator))
6492 (message-position-point)))
6495 ;;; Interactive entry points for new message buffers.
6499 (defun message-mail-other-window (&optional to subject)
6500 "Like `message-mail' command, but display mail buffer in another window."
6502 (unless (message-mail-user-agent)
6503 (let ((pop-up-windows t)
6504 (special-display-buffer-names nil)
6505 (special-display-regexps nil)
6506 (same-window-buffer-names nil)
6507 (same-window-regexps nil))
6508 (message-pop-to-buffer (message-buffer-name "mail" to))))
6509 (let ((message-this-is-mail t))
6510 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6511 nil nil 'switch-to-buffer-other-window)))
6514 (defun message-mail-other-frame (&optional to subject)
6515 "Like `message-mail' command, but display mail buffer in another frame."
6517 (unless (message-mail-user-agent)
6518 (let ((pop-up-frames t)
6519 (special-display-buffer-names nil)
6520 (special-display-regexps nil)
6521 (same-window-buffer-names nil)
6522 (same-window-regexps nil))
6523 (message-pop-to-buffer (message-buffer-name "mail" to))))
6524 (let ((message-this-is-mail t))
6525 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6526 nil nil 'switch-to-buffer-other-frame)))
6529 (defun message-news-other-window (&optional newsgroups subject)
6530 "Start editing a news article to be sent."
6532 (let ((pop-up-windows t)
6533 (special-display-buffer-names nil)
6534 (special-display-regexps nil)
6535 (same-window-buffer-names nil)
6536 (same-window-regexps nil))
6537 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6538 (let ((message-this-is-news t))
6539 (message-setup `((Newsgroups . ,(or newsgroups ""))
6540 (Subject . ,(or subject ""))))))
6543 (defun message-news-other-frame (&optional newsgroups subject)
6544 "Start editing a news article to be sent."
6546 (let ((pop-up-frames t)
6547 (special-display-buffer-names nil)
6548 (special-display-regexps nil)
6549 (same-window-buffer-names nil)
6550 (same-window-regexps nil))
6551 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6552 (let ((message-this-is-news t))
6553 (message-setup `((Newsgroups . ,(or newsgroups ""))
6554 (Subject . ,(or subject ""))))))
6558 ;; This code should be moved to underline.el (from which it is stolen).
6561 (defun bold-region (start end)
6562 "Bold all nonblank characters in the region.
6563 Works by overstriking characters.
6564 Called from program, takes two arguments START and END
6565 which specify the range to operate on."
6568 (let ((end1 (make-marker)))
6569 (move-marker end1 (max start end))
6570 (goto-char (min start end))
6571 (while (< (point) end1)
6572 (or (looking-at "[_\^@- ]")
6573 (insert (char-after) "\b"))
6574 (forward-char 1)))))
6577 (defun unbold-region (start end)
6578 "Remove all boldness (overstruck characters) in the region.
6579 Called from program, takes two arguments START and END
6580 which specify the range to operate on."
6583 (let ((end1 (make-marker)))
6584 (move-marker end1 (max start end))
6585 (goto-char (min start end))
6586 (while (search-forward "\b" end1 t)
6587 (if (eq (char-after) (char-after (- (point) 2)))
6588 (delete-char -2))))))
6590 (defun message-exchange-point-and-mark ()
6591 "Exchange point and mark, but don't activate region if it was inactive."
6593 (message-mark-active-p)
6594 (exchange-point-and-mark))
6595 (setq mark-active nil)))
6597 (defalias 'message-make-overlay 'make-overlay)
6598 (defalias 'message-delete-overlay 'delete-overlay)
6599 (defalias 'message-overlay-put 'overlay-put)
6600 (defun message-kill-all-overlays ()
6601 (if (featurep 'xemacs)
6602 (map-extents (lambda (extent ignore) (delete-extent extent)))
6603 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
6605 ;; Support for toolbar
6607 (defvar tool-bar-map)
6608 (defvar tool-bar-mode))
6610 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
6611 ;; We need to make tool bar entries in local keymaps with
6612 ;; `tool-bar-local-item-from-menu' in Emacs > 21.3
6613 (if (fboundp 'tool-bar-local-item-from-menu)
6614 ;; This is for Emacs 21.3
6615 (tool-bar-local-item-from-menu command icon in-map from-map props)
6616 (tool-bar-add-item-from-menu command icon from-map props)))
6618 (defun message-tool-bar-map ()
6619 (or message-tool-bar-map
6620 (setq message-tool-bar-map
6622 (condition-case nil (require 'tool-bar) (error nil))
6623 (fboundp 'tool-bar-add-item-from-menu)
6625 (let ((tool-bar-map (copy-keymap tool-bar-map))
6626 (load-path (mm-image-load-path)))
6627 ;; Zap some items which aren't so relevant and take
6629 (dolist (key '(print-buffer kill-buffer save-buffer
6630 write-file dired open-file))
6631 (define-key tool-bar-map (vector key) nil))
6632 (message-tool-bar-local-item-from-menu
6633 'message-send-and-exit "mail_send" tool-bar-map message-mode-map)
6634 (message-tool-bar-local-item-from-menu
6635 'message-kill-buffer "close" tool-bar-map message-mode-map)
6636 (message-tool-bar-local-item-from-menu
6637 'message-dont-send "cancel" tool-bar-map message-mode-map)
6638 (message-tool-bar-local-item-from-menu
6639 'mml-attach-file "attach" tool-bar-map mml-mode-map)
6640 (message-tool-bar-local-item-from-menu
6641 'ispell-message "spell" tool-bar-map message-mode-map)
6642 (message-tool-bar-local-item-from-menu
6643 'mml-preview "preview"
6644 tool-bar-map mml-mode-map)
6645 (message-tool-bar-local-item-from-menu
6646 'message-insert-importance-high "important"
6647 tool-bar-map message-mode-map)
6648 (message-tool-bar-local-item-from-menu
6649 'message-insert-importance-low "unimportant"
6650 tool-bar-map message-mode-map)
6651 (message-tool-bar-local-item-from-menu
6652 'message-insert-disposition-notification-to "receipt"
6653 tool-bar-map message-mode-map)
6656 ;;; Group name completion.
6658 (defcustom message-newgroups-header-regexp
6659 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6660 "Regexp that match headers that lists groups."
6664 (defcustom message-completion-alist
6665 (list (cons message-newgroups-header-regexp 'message-expand-group)
6666 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6667 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6668 . message-expand-name)
6669 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6670 . message-expand-name))
6671 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6674 :type '(alist :key-type regexp :value-type function))
6676 (defcustom message-expand-name-databases
6678 "List of databases to try for name completion (`message-expand-name').
6679 Each element is a symbol and can be `bbdb' or `eudc'."
6681 :type '(set (const bbdb) (const eudc)))
6683 (defcustom message-tab-body-function nil
6684 "*Function to execute when `message-tab' (TAB) is executed in the body.
6685 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6688 :link '(custom-manual "(message)Various Commands")
6691 (defun message-tab ()
6692 "Complete names according to `message-completion-alist'.
6693 Execute function specified by `message-tab-body-function' when not in
6696 (let ((alist message-completion-alist))
6698 (let ((mail-abbrev-mode-regexp (caar alist)))
6699 (not (mail-abbrev-in-expansion-header-p))))
6700 (setq alist (cdr alist)))
6701 (funcall (or (cdar alist) message-tab-body-function
6702 (lookup-key text-mode-map "\t")
6703 (lookup-key global-map "\t")
6704 'indent-relative))))
6706 (defun message-expand-group ()
6707 "Expand the group name under point."
6708 (let* ((b (save-excursion
6713 (skip-chars-forward "^:")
6716 (skip-chars-backward "^, \t\n") (point))))
6717 (completion-ignore-case t)
6718 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6720 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6721 (completions (all-completions string hashtb))
6723 (delete-region b (point))
6725 ((= (length completions) 1)
6726 (if (string= (car completions) string)
6729 (message "Only matching group"))
6730 (insert (car completions))))
6731 ((and (setq comp (try-completion string hashtb))
6732 (not (string= comp string)))
6737 (message "No matching groups")
6738 (save-selected-window
6739 (pop-to-buffer "*Completions*")
6740 (buffer-disable-undo)
6741 (let ((buffer-read-only nil))
6743 (let ((standard-output (current-buffer)))
6744 (display-completion-list (sort completions 'string<)))
6745 (goto-char (point-min))
6746 (delete-region (point) (progn (forward-line 3) (point))))))))))
6748 (defun message-expand-name ()
6749 (cond ((and (memq 'eudc message-expand-name-databases)
6750 (boundp 'eudc-protocol)
6752 (eudc-expand-inline))
6753 ((and (memq 'bbdb message-expand-name-databases)
6754 (fboundp 'bbdb-complete-name))
6755 (bbdb-complete-name))
6761 (defun message-talkative-question (ask question show &rest text)
6762 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6763 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6764 The following arguments may contain lists of values."
6766 (setq text (message-flatten-list text)))
6767 (save-window-excursion
6769 (with-output-to-temp-buffer " *MESSAGE information message*"
6770 (set-buffer " *MESSAGE information message*")
6771 (fundamental-mode) ; for Emacs 20.4+
6772 (mapcar 'princ text)
6773 (goto-char (point-min))))
6774 (funcall ask question))
6775 (funcall ask question)))
6777 (defun message-flatten-list (list)
6778 "Return a new, flat list that contains all elements of LIST.
6780 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6783 (apply 'append (mapcar 'message-flatten-list list)))
6787 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6788 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
6789 Then clone the local variables and values from the old buffer to the
6790 new one, cloning only the locals having a substring matching the
6792 (let ((oldbuf (current-buffer)))
6794 (set-buffer (generate-new-buffer name))
6795 (message-clone-locals oldbuf varstr)
6798 (defun message-clone-locals (buffer &optional varstr)
6799 "Clone the local variables from BUFFER to the current buffer."
6800 (let ((locals (save-excursion
6802 (buffer-local-variables)))
6803 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
6806 (when (and (consp local)
6808 (string-match regexp (symbol-name (car local)))
6810 (string-match varstr (symbol-name (car local)))))
6812 (set (make-local-variable (car local))
6820 (defvar message-inhibit-body-encoding nil)
6822 (defun message-encode-message-body ()
6823 (unless message-inhibit-body-encoding
6824 (let ((mail-parse-charset (or mail-parse-charset
6825 message-default-charset))
6826 (case-fold-search t)
6827 lines content-type-p)
6830 (narrow-to-region (point) (point-max))
6831 (let ((new (mml-generate-mime)))
6833 (delete-region (point-min) (point-max))
6835 (goto-char (point-min))
6836 (if (eq (aref new 0) ?\n)
6838 (search-forward "\n\n")
6839 (setq lines (buffer-substring (point-min) (1- (point))))
6840 (delete-region (point-min) (point))))))
6842 (message-narrow-to-headers-or-head)
6843 (message-remove-header "Mime-Version")
6844 (goto-char (point-max))
6845 (insert "MIME-Version: 1.0\n")
6848 (setq content-type-p
6850 (re-search-backward "^Content-Type:" nil t))))
6852 (message-narrow-to-headers-or-head)
6853 (message-remove-first-header "Content-Type")
6854 (message-remove-first-header "Content-Transfer-Encoding"))
6855 ;; We always make sure that the message has a Content-Type
6856 ;; header. This is because some broken MTAs and MUAs get
6857 ;; awfully confused when confronted with a message with a
6858 ;; MIME-Version header and without a Content-Type header. For
6859 ;; instance, Solaris' /usr/bin/mail.
6860 (unless content-type-p
6861 (goto-char (point-min))
6862 ;; For unknown reason, MIME-Version doesn't exist.
6863 (when (re-search-forward "^MIME-Version:" nil t)
6865 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
6867 (defun message-read-from-minibuffer (prompt &optional initial-contents)
6868 "Read from the minibuffer while providing abbrev expansion."
6869 (if (fboundp 'mail-abbrevs-setup)
6870 (let ((mail-abbrev-mode-regexp "")
6871 (minibuffer-setup-hook 'mail-abbrevs-setup)
6872 (minibuffer-local-map message-minibuffer-local-map))
6873 (read-from-minibuffer prompt initial-contents))
6874 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
6875 (minibuffer-local-map message-minibuffer-local-map))
6876 (read-string prompt initial-contents))))
6878 (defun message-use-alternative-email-as-from ()
6879 (require 'mail-utils)
6880 (let* ((fields '("To" "Cc" "From"))
6883 (mail-strip-quoted-names
6884 (mapconcat 'message-fetch-reply-field fields ","))
6888 (if (string-match message-alternative-emails (car emails))
6889 (setq email (car emails)
6892 (unless (or (not email) (equal email user-mail-address))
6893 (goto-char (point-max))
6894 (insert "From: " (let ((user-mail-address email)) (message-make-from))
6897 (defun message-options-get (symbol)
6898 (cdr (assq symbol message-options)))
6900 (defun message-options-set (symbol value)
6901 (let ((the-cons (assq symbol message-options)))
6904 (setcdr the-cons value)
6905 (setq message-options (delq the-cons message-options)))
6907 (push (cons symbol value) message-options))))
6910 (defun message-options-set-recipient ()
6912 (message-narrow-to-headers-or-head)
6913 (message-options-set 'message-sender
6914 (mail-strip-quoted-names
6915 (message-fetch-field "from")))
6916 (message-options-set 'message-recipients
6917 (mail-strip-quoted-names
6918 (let ((to (message-fetch-field "to"))
6919 (cc (message-fetch-field "cc"))
6920 (bcc (message-fetch-field "bcc")))
6923 (if (and to cc) ", ")
6925 (if (and (or to cc) bcc) ", ")
6928 (defun message-hide-headers ()
6929 "Hide headers based on the `message-hidden-headers' variable."
6930 (let ((regexps (if (stringp message-hidden-headers)
6931 (list message-hidden-headers)
6932 message-hidden-headers))
6933 (inhibit-point-motion-hooks t)
6934 (after-change-functions nil)
6939 (message-narrow-to-headers)
6940 (goto-char (point-min))
6942 (if (not (message-hide-header-p regexps))
6943 (message-next-header)
6944 (let ((begin (point))
6946 (message-next-header)
6947 (setq header (buffer-substring begin (point))
6948 header-len (- (point) begin))
6949 (delete-region begin (point))
6950 (goto-char (1+ end-of-headers))
6952 (setq end-of-headers
6953 (+ end-of-headers header-len))))))))
6954 (narrow-to-region (1+ end-of-headers) (point-max))))
6956 (defun message-hide-header-p (regexps)
6959 (when (eq (car regexps) 'not)
6962 (dolist (regexp regexps)
6963 (setq result (or result (looking-at regexp))))
6968 (when (featurep 'xemacs)
6969 (require 'messagexmas)
6970 (message-xmas-redefine))
6974 (run-hooks 'message-load-hook)
6977 ;; coding: iso-8859-1
6980 ;;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
6981 ;;; message.el ends here