1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007 Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Keywords: mail, news
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software; you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation; either version 2, or (at your option)
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs; see the file COPYING. If not, write to the
23 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 ;; Boston, MA 02110-1301, USA.
28 ;; This mode provides mail-sending facilities from within Emacs. It
29 ;; consists mainly of large chunks of code from the sendmail.el,
30 ;; gnus-msg.el and rnewspost.el files.
36 (defvar gnus-message-group-art)
37 (defvar gnus-list-identifiers)) ; gnus-sum is required where necessary
43 ;; This is apparently necessary even though things are autoloaded.
44 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
45 ;; require mailabbrev here.
46 (if (featurep 'xemacs)
47 (require 'mail-abbrevs)
48 (require 'mailabbrev))
54 (defgroup message '((user-mail-address custom-variable)
55 (user-full-name custom-variable))
56 "Mail and news message composing."
57 :link '(custom-manual "(message)Top")
61 (put 'user-mail-address 'custom-type 'string)
62 (put 'user-full-name 'custom-type 'string)
64 (defgroup message-various nil
65 "Various Message Variables."
66 :link '(custom-manual "(message)Various Message Variables")
69 (defgroup message-buffers nil
71 :link '(custom-manual "(message)Message Buffers")
74 (defgroup message-sending nil
76 :link '(custom-manual "(message)Sending Variables")
79 (defgroup message-interface nil
81 :link '(custom-manual "(message)Interface")
84 (defgroup message-forwarding nil
86 :link '(custom-manual "(message)Forwarding")
87 :group 'message-interface)
89 (defgroup message-insertion nil
91 :link '(custom-manual "(message)Insertion")
94 (defgroup message-headers nil
96 :link '(custom-manual "(message)Message Headers")
99 (defgroup message-news nil
100 "Composing News Messages."
103 (defgroup message-mail nil
104 "Composing Mail Messages."
107 (defgroup message-faces nil
108 "Faces used for message composing."
112 (defcustom message-directory "~/Mail/"
113 "*Directory from which all other mail file variables are derived."
114 :group 'message-various
117 (defcustom message-max-buffers 10
118 "*How many buffers to keep before starting to kill them off."
119 :group 'message-buffers
122 (defcustom message-send-rename-function nil
123 "Function called to rename the buffer after sending it."
124 :group 'message-buffers
125 :type '(choice function (const nil)))
127 (defcustom message-fcc-handler-function 'message-output
128 "*A function called to save outgoing articles.
129 This function will be called with the name of the file to store the
130 article in. The default function is `message-output' which saves in Unix
132 :type '(radio (function-item message-output)
133 (function :tag "Other"))
134 :group 'message-sending)
136 (defcustom message-fcc-externalize-attachments nil
137 "If non-nil, attachments are included as external parts in Fcc copies."
140 :group 'message-sending)
142 (defcustom message-courtesy-message
143 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
144 "*This is inserted at the start of a mailed copy of a posted message.
145 If the string contains the format spec \"%s\", the Newsgroups
146 the article has been posted to will be inserted there.
147 If this variable is nil, no such courtesy message will be added."
148 :group 'message-sending
149 :type '(radio string (const nil)))
151 (defcustom message-ignored-bounced-headers
152 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
153 "*Regexp that matches headers to be removed in resent bounced mail."
154 :group 'message-interface
157 (defcustom message-from-style 'default
158 "*Specifies how \"From\" headers look.
160 If nil, they contain just the return address like:
162 If `parens', they look like:
163 king@grassland.com (Elvis Parsley)
164 If `angles', they look like:
165 Elvis Parsley <king@grassland.com>
167 Otherwise, most addresses look like `angles', but they look like
168 `parens' if `angles' would need quoting and `parens' would not."
169 :type '(choice (const :tag "simple" nil)
173 :group 'message-headers)
175 (defcustom message-insert-canlock t
176 "Whether to insert a Cancel-Lock header in news postings."
178 :group 'message-headers
181 (defcustom message-syntax-checks
182 (if message-insert-canlock '((sender . disabled)) nil)
183 ;; Guess this one shouldn't be easy to customize...
184 "*Controls what syntax checks should not be performed on outgoing posts.
185 To disable checking of long signatures, for instance, add
186 `(signature . disabled)' to this list.
188 Don't touch this variable unless you really know what you're doing.
190 Checks include `approved', `continuation-headers', `control-chars',
191 `empty', `existing-newsgroups', `from', `illegible-text',
192 `invisible-text', `long-header-lines', `long-lines', `message-id',
193 `multiple-headers', `new-text', `newsgroups', `quoting-style',
194 `repeated-newsgroups', `reply-to', `sender', `sendsys', `shoot',
195 `shorten-followup-to', `signature', `size', `subject', `subject-cmsg'
196 and `valid-newsgroups'."
198 :type '(repeat sexp)) ; Fixme: improve this
200 (defcustom message-required-headers '((optional . References)
202 "*Headers to be generated or prompted for when sending a message.
203 Also see `message-required-news-headers' and
204 `message-required-mail-headers'."
207 :group 'message-headers
208 :link '(custom-manual "(message)Message Headers")
209 :type '(repeat sexp))
211 (defcustom message-draft-headers '(References From Date)
212 "*Headers to be generated when saving a draft message."
215 :group 'message-headers
216 :link '(custom-manual "(message)Message Headers")
217 :type '(repeat sexp))
219 (defcustom message-required-news-headers
220 '(From Newsgroups Subject Date Message-ID
221 (optional . Organization)
222 (optional . User-Agent))
223 "*Headers to be generated or prompted for when posting an article.
224 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
225 Message-ID. Organization, Lines, In-Reply-To, Expires, and
226 User-Agent are optional. If you don't want message to insert some
227 header, remove it from this list."
229 :group 'message-headers
230 :link '(custom-manual "(message)Message Headers")
231 :type '(repeat sexp))
233 (defcustom message-required-mail-headers
234 '(From Subject Date (optional . In-Reply-To) Message-ID
235 (optional . User-Agent))
236 "*Headers to be generated or prompted for when mailing a message.
237 It is recommended that From, Date, To, Subject and Message-ID be
238 included. Organization and User-Agent are optional."
240 :group 'message-headers
241 :link '(custom-manual "(message)Message Headers")
242 :type '(repeat sexp))
244 (defcustom message-deletable-headers '(Message-ID Date Lines)
245 "Headers to be deleted if they already exist and were generated by message previously."
246 :group 'message-headers
247 :link '(custom-manual "(message)Message Headers")
250 (defcustom message-ignored-news-headers
251 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
252 "*Regexp of headers to be removed unconditionally before posting."
254 :group 'message-headers
255 :link '(custom-manual "(message)Message Headers")
256 :type '(repeat :value-to-internal (lambda (widget value)
257 (custom-split-regexp-maybe value))
258 :match (lambda (widget value)
260 (widget-editable-list-match widget value)))
263 (defcustom message-ignored-mail-headers
264 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
265 "*Regexp of headers to be removed unconditionally before mailing."
267 :group 'message-headers
268 :link '(custom-manual "(message)Mail Headers")
271 (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:"
272 "*Header lines matching this regexp will be deleted before posting.
273 It's best to delete old Path and Date headers before posting to avoid
275 :group 'message-interface
276 :link '(custom-manual "(message)Superseding")
277 :type '(repeat :value-to-internal (lambda (widget value)
278 (custom-split-regexp-maybe value))
279 :match (lambda (widget value)
281 (widget-editable-list-match widget value)))
284 (defcustom message-subject-re-regexp
285 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
286 "*Regexp matching \"Re: \" in the subject line."
287 :group 'message-various
288 :link '(custom-manual "(message)Message Headers")
291 ;;; Start of variables adopted from `message-utils.el'.
293 (defcustom message-subject-trailing-was-query 'ask
294 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
295 If nil, leave the subject unchanged. If it is the symbol `ask', query
296 the user what do do. In this case, the subject is matched against
297 `message-subject-trailing-was-ask-regexp'. If
298 `message-subject-trailing-was-query' is t, always strip the trailing
299 old subject. In this case, `message-subject-trailing-was-regexp' is
302 :type '(choice (const :tag "never" nil)
303 (const :tag "always strip" t)
305 :link '(custom-manual "(message)Message Headers")
306 :group 'message-various)
308 (defcustom message-subject-trailing-was-ask-regexp
309 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
310 "*Regexp matching \"(was: <old subject>)\" in the subject line.
312 The function `message-strip-subject-trailing-was' uses this regexp if
313 `message-subject-trailing-was-query' is set to the symbol `ask'. If
314 the variable is t instead of `ask', use
315 `message-subject-trailing-was-regexp' instead.
317 It is okay to create some false positives here, as the user is asked."
319 :group 'message-various
320 :link '(custom-manual "(message)Message Headers")
323 (defcustom message-subject-trailing-was-regexp
324 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
325 "*Regexp matching \"(was: <old subject>)\" in the subject line.
327 If `message-subject-trailing-was-query' is set to t, the subject is
328 matched against `message-subject-trailing-was-regexp' in
329 `message-strip-subject-trailing-was'. You should use a regexp creating very
330 few false positives here."
332 :group 'message-various
333 :link '(custom-manual "(message)Message Headers")
336 ;;; marking inserted text
338 (defcustom message-mark-insert-begin
339 "--8<---------------cut here---------------start------------->8---\n"
340 "How to mark the beginning of some inserted text."
343 :link '(custom-manual "(message)Insertion Variables")
344 :group 'message-various)
346 (defcustom message-mark-insert-end
347 "--8<---------------cut here---------------end--------------->8---\n"
348 "How to mark the end of some inserted text."
351 :link '(custom-manual "(message)Insertion Variables")
352 :group 'message-various)
354 (defcustom message-archive-header "X-No-Archive: Yes\n"
355 "Header to insert when you don't want your article to be archived.
356 Archives \(such as groups.google.com\) respect this header."
359 :link '(custom-manual "(message)Header Commands")
360 :group 'message-various)
362 (defcustom message-archive-note
363 "X-No-Archive: Yes - save http://groups.google.com/"
364 "Note to insert why you wouldn't want this posting archived.
365 If nil, don't insert any text in the body."
367 :type '(radio string (const nil))
368 :link '(custom-manual "(message)Header Commands")
369 :group 'message-various)
371 ;;; Crossposts and Followups
372 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
373 ;; new suggestions by R. Weikusat <rw at another.de>
375 (defvar message-cross-post-old-target nil
376 "Old target for cross-posts or follow-ups.")
377 (make-variable-buffer-local 'message-cross-post-old-target)
379 (defcustom message-cross-post-default t
380 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
381 If nil, `message-cross-post-followup-to' will only do a followup. Note that
382 you can explicitly override this setting by calling
383 `message-cross-post-followup-to' with a prefix."
386 :group 'message-various)
388 (defcustom message-cross-post-note "Crosspost & Followup-To: "
389 "Note to insert before signature to notify of cross-post and follow-up."
392 :group 'message-various)
394 (defcustom message-followup-to-note "Followup-To: "
395 "Note to insert before signature to notify of follow-up only."
398 :group 'message-various)
400 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
401 "Function to use to insert note about Crosspost or Followup-To.
402 The function will be called with four arguments. The function should not only
403 insert a note, but also ensure old notes are deleted. See the documentation
404 for `message-cross-post-insert-note'."
407 :group 'message-various)
409 ;;; End of variables adopted from `message-utils.el'.
411 (defcustom message-signature-separator "^-- *$"
412 "Regexp matching the signature separator."
414 :link '(custom-manual "(message)Various Message Variables")
415 :group 'message-various)
417 (defcustom message-elide-ellipsis "\n[...]\n\n"
418 "*The string which is inserted for elided text."
420 :link '(custom-manual "(message)Various Commands")
421 :group 'message-various)
423 (defcustom message-interactive t
424 "Non-nil means when sending a message wait for and display errors.
425 nil means let mailer mail back a message to report errors."
426 :group 'message-sending
428 :link '(custom-manual "(message)Sending Variables")
431 (defcustom message-generate-new-buffers 'unique
432 "*Say whether to create a new message buffer to compose a message.
433 Valid values include:
436 Generate the buffer name in the Message way (e.g., *mail*, *news*,
437 *mail to whom*, *news on group*, etc.) and continue editing in the
438 existing buffer of that name. If there is no such buffer, it will
442 Create the new buffer with the name generated in the Message way.
445 Similar to `unique' but the buffer name begins with \"*unsent \".
448 Similar to nil but the buffer name is simpler like *mail message*.
451 If this is a function, call that function with three parameters:
452 The type, the To address and the group name (any of these may be nil).
453 The function should return the new buffer name."
454 :group 'message-buffers
455 :link '(custom-manual "(message)Message Buffers")
456 :type '(choice (const nil)
457 (sexp :tag "unique" :format "unique\n" :value unique
458 :match (lambda (widget value) (memq value '(unique t))))
461 (function :format "\n %{%t%}: %v")))
463 (defcustom message-kill-buffer-on-exit nil
464 "*Non-nil means that the message buffer will be killed after sending a message."
465 :group 'message-buffers
466 :link '(custom-manual "(message)Message Buffers")
469 (defcustom message-kill-buffer-query t
470 "*Non-nil means that killing a modified message buffer has to be confirmed.
471 This is used by `message-kill-buffer'."
472 :version "23.0" ;; No Gnus
473 :group 'message-buffers
477 (defvar gnus-local-organization))
478 (defcustom message-user-organization
479 (or (and (boundp 'gnus-local-organization)
480 (stringp gnus-local-organization)
481 gnus-local-organization)
482 (getenv "ORGANIZATION")
484 "*String to be used as an Organization header.
485 If t, use `message-user-organization-file'."
486 :group 'message-headers
487 :type '(choice string
488 (const :tag "consult file" t)))
490 (defcustom message-user-organization-file
492 (dolist (f (list "/etc/organization"
493 "/etc/news/organization"
494 "/usr/lib/news/organization"))
495 (when (file-readable-p f)
498 "*Local news organization file."
500 :link '(custom-manual "(message)News Headers")
501 :group 'message-headers)
503 (defcustom message-make-forward-subject-function
504 #'message-forward-subject-name-subject
505 "*List of functions called to generate subject headers for forwarded messages.
506 The subject generated by the previous function is passed into each
509 The provided functions are:
511 * `message-forward-subject-author-subject' Source of article (author or
512 newsgroup), in brackets followed by the subject
513 * `message-forward-subject-name-subject' Source of article (name of author
514 or newsgroup), in brackets followed by the subject
515 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
517 :group 'message-forwarding
518 :link '(custom-manual "(message)Forwarding")
519 :type '(radio (function-item message-forward-subject-author-subject)
520 (function-item message-forward-subject-fwd)
521 (function-item message-forward-subject-name-subject)
522 (repeat :tag "List of functions" function)))
524 (defcustom message-forward-as-mime t
525 "*Non-nil means forward messages as an inline/rfc822 MIME section.
526 Otherwise, directly inline the old message in the forwarded message."
528 :group 'message-forwarding
529 :link '(custom-manual "(message)Forwarding")
532 (defcustom message-forward-show-mml 'best
533 "*Non-nil means show forwarded messages as MML (decoded from MIME).
534 Otherwise, forwarded messages are unchanged.
535 Can also be the symbol `best' to indicate that MML should be
536 used, except when it is a bad idea to use MML. One example where
537 it is a bad idea is when forwarding a signed or encrypted
538 message, because converting MIME to MML would invalidate the
541 :group 'message-forwarding
542 :type '(choice (const :tag "use MML" t)
543 (const :tag "don't use MML " nil)
544 (const :tag "use MML when appropriate" best)))
546 (defcustom message-forward-before-signature t
547 "*Non-nil means put forwarded message before signature, else after."
548 :group 'message-forwarding
551 (defcustom message-wash-forwarded-subjects nil
552 "*Non-nil means try to remove as much cruft as possible from the subject.
553 Done before generating the new subject of a forward."
554 :group 'message-forwarding
555 :link '(custom-manual "(message)Forwarding")
558 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
559 "*All headers that match this regexp will be deleted when resending a message."
560 :group 'message-interface
561 :link '(custom-manual "(message)Resending")
562 :type '(repeat :value-to-internal (lambda (widget value)
563 (custom-split-regexp-maybe value))
564 :match (lambda (widget value)
566 (widget-editable-list-match widget value)))
569 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
570 "*All headers that match this regexp will be deleted when forwarding a message."
572 :group 'message-forwarding
573 :type '(repeat :value-to-internal (lambda (widget value)
574 (custom-split-regexp-maybe value))
575 :match (lambda (widget value)
577 (widget-editable-list-match widget value)))
580 (defcustom message-ignored-cited-headers "."
581 "*Delete these headers from the messages you yank."
582 :group 'message-insertion
583 :link '(custom-manual "(message)Insertion Variables")
586 (defcustom message-cite-prefix-regexp
587 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
588 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
589 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
590 (let (non-word-constituents)
591 (with-syntax-table text-mode-syntax-table
592 (setq non-word-constituents
594 (if (string-match "\\w" "-") "" "-")
595 (if (string-match "\\w" "_") "" "_")
596 (if (string-match "\\w" ".") "" "."))))
597 (if (equal non-word-constituents "")
598 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
599 (concat "\\([ \t]*\\(\\w\\|["
600 non-word-constituents
601 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
602 "*Regexp matching the longest possible citation prefix on a line."
604 :group 'message-insertion
605 :link '(custom-manual "(message)Insertion Variables")
607 :set (lambda (symbol value)
609 (custom-set-default symbol value)
610 (if (boundp 'gnus-message-cite-prefix-regexp)
611 (setq gnus-message-cite-prefix-regexp
612 (concat "^\\(?:" value "\\)"))))))
614 (defcustom message-cancel-message "I am canceling my own article.\n"
615 "Message to be inserted in the cancel message."
616 :group 'message-interface
617 :link '(custom-manual "(message)Canceling News")
620 ;; Useful to set in site-init.el
621 (defcustom message-send-mail-function
622 (let ((program (if (boundp 'sendmail-program)
627 (string-match "/" program) ;; Skip path
628 (file-executable-p program))
629 'message-send-mail-with-sendmail)
631 (executable-find program))
632 'message-send-mail-with-sendmail)
635 "Function to call to send the current buffer as mail.
636 The headers should be delimited by a line whose contents match the
637 variable `mail-header-separator'.
639 Valid values include `message-send-mail-with-sendmail' (the default),
640 `message-send-mail-with-mh', `message-send-mail-with-qmail',
641 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
643 See also `send-mail-function'."
644 :type '(radio (function-item message-send-mail-with-sendmail)
645 (function-item message-send-mail-with-mh)
646 (function-item message-send-mail-with-qmail)
647 (function-item message-smtpmail-send-it)
648 (function-item smtpmail-send-it)
649 (function-item feedmail-send-it)
650 (function :tag "Other"))
651 :group 'message-sending
652 :link '(custom-manual "(message)Mail Variables")
653 :group 'message-mail)
655 (defcustom message-send-news-function 'message-send-news
656 "Function to call to send the current buffer as news.
657 The headers should be delimited by a line whose contents match the
658 variable `mail-header-separator'."
659 :group 'message-sending
661 :link '(custom-manual "(message)News Variables")
664 (defcustom message-reply-to-function nil
665 "If non-nil, function that should return a list of headers.
666 This function should pick out addresses from the To, Cc, and From headers
667 and respond with new To and Cc headers."
668 :group 'message-interface
669 :link '(custom-manual "(message)Reply")
670 :type '(choice function (const nil)))
672 (defcustom message-wide-reply-to-function nil
673 "If non-nil, function that should return a list of headers.
674 This function should pick out addresses from the To, Cc, and From headers
675 and respond with new To and Cc headers."
676 :group 'message-interface
677 :link '(custom-manual "(message)Wide Reply")
678 :type '(choice function (const nil)))
680 (defcustom message-followup-to-function nil
681 "If non-nil, function that should return a list of headers.
682 This function should pick out addresses from the To, Cc, and From headers
683 and respond with new To and Cc headers."
684 :group 'message-interface
685 :link '(custom-manual "(message)Followup")
686 :type '(choice function (const nil)))
688 (defcustom message-extra-wide-headers nil
689 "If non-nil, a list of additional address headers.
690 These are used when composing a wide reply."
691 :group 'message-sending
692 :type '(repeat string))
694 (defcustom message-use-followup-to 'ask
695 "*Specifies what to do with Followup-To header.
696 If nil, always ignore the header. If it is t, use its value, but
697 query before using the \"poster\" value. If it is the symbol `ask',
698 always query the user whether to use the value. If it is the symbol
699 `use', always use the value."
700 :group 'message-interface
701 :link '(custom-manual "(message)Followup")
702 :type '(choice (const :tag "ignore" nil)
703 (const :tag "use & query" t)
707 (defcustom message-use-mail-followup-to 'use
708 "*Specifies what to do with Mail-Followup-To header.
709 If nil, always ignore the header. If it is the symbol `ask', always
710 query the user whether to use the value. If it is the symbol `use',
711 always use the value."
713 :group 'message-interface
714 :link '(custom-manual "(message)Mailing Lists")
715 :type '(choice (const :tag "ignore" nil)
719 (defcustom message-subscribed-address-functions nil
720 "*Specifies functions for determining list subscription.
721 If nil, do not attempt to determine list subscription with functions.
722 If non-nil, this variable contains a list of functions which return
723 regular expressions to match lists. These functions can be used in
724 conjunction with `message-subscribed-regexps' and
725 `message-subscribed-addresses'."
727 :group 'message-interface
728 :link '(custom-manual "(message)Mailing Lists")
729 :type '(repeat sexp))
731 (defcustom message-subscribed-address-file nil
732 "*A file containing addresses the user is subscribed to.
733 If nil, do not look at any files to determine list subscriptions. If
734 non-nil, each line of this file should be a mailing list address."
736 :group 'message-interface
737 :link '(custom-manual "(message)Mailing Lists")
738 :type '(radio file (const nil)))
740 (defcustom message-subscribed-addresses nil
741 "*Specifies a list of addresses the user is subscribed to.
742 If nil, do not use any predefined list subscriptions. This list of
743 addresses can be used in conjunction with
744 `message-subscribed-address-functions' and `message-subscribed-regexps'."
746 :group 'message-interface
747 :link '(custom-manual "(message)Mailing Lists")
748 :type '(repeat string))
750 (defcustom message-subscribed-regexps nil
751 "*Specifies a list of addresses the user is subscribed to.
752 If nil, do not use any predefined list subscriptions. This list of
753 regular expressions can be used in conjunction with
754 `message-subscribed-address-functions' and `message-subscribed-addresses'."
756 :group 'message-interface
757 :link '(custom-manual "(message)Mailing Lists")
758 :type '(repeat regexp))
760 (defcustom message-allow-no-recipients 'ask
761 "Specifies what to do when there are no recipients other than Gcc/Fcc.
762 If it is the symbol `always', the posting is allowed. If it is the
763 symbol `never', the posting is not allowed. If it is the symbol
764 `ask', you are prompted."
766 :group 'message-interface
767 :link '(custom-manual "(message)Message Headers")
768 :type '(choice (const always)
772 (defcustom message-sendmail-f-is-evil nil
773 "*Non-nil means don't add \"-f username\" to the sendmail command line.
774 Doing so would be even more evil than leaving it out."
775 :group 'message-sending
776 :link '(custom-manual "(message)Mail Variables")
779 (defcustom message-sendmail-envelope-from nil
780 "*Envelope-from when sending mail with sendmail.
781 If this is nil, use `user-mail-address'. If it is the symbol
782 `header', use the From: header of the message."
784 :type '(choice (string :tag "From name")
785 (const :tag "Use From: header from message" header)
786 (const :tag "Use `user-mail-address'" nil))
787 :link '(custom-manual "(message)Mail Variables")
788 :group 'message-sending)
790 (defcustom message-sendmail-extra-arguments nil
791 "Additional arguments to `sendmail-program'."
792 ;; E.g. '("-a" "account") for msmtp
793 :version "23.0" ;; No Gnus
794 :type '(repeat string)
795 ;; :link '(custom-manual "(message)Mail Variables")
796 :group 'message-sending)
798 ;; qmail-related stuff
799 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
800 "Location of the qmail-inject program."
801 :group 'message-sending
802 :link '(custom-manual "(message)Mail Variables")
805 (defcustom message-qmail-inject-args nil
806 "Arguments passed to qmail-inject programs.
807 This should be a list of strings, one string for each argument. It
808 may also be a function.
810 For e.g., if you wish to set the envelope sender address so that bounces
811 go to the right place or to deal with listserv's usage of that address, you
812 might set this variable to '(\"-f\" \"you@some.where\")."
813 :group 'message-sending
814 :link '(custom-manual "(message)Mail Variables")
815 :type '(choice (function)
819 (defvar gnus-post-method)
820 (defvar gnus-select-method))
821 (defcustom message-post-method
822 (cond ((and (boundp 'gnus-post-method)
823 (listp gnus-post-method)
826 ((boundp 'gnus-select-method)
829 "*Method used to post news.
830 Note that when posting from inside Gnus, for instance, this
831 variable isn't used."
833 :group 'message-sending
834 ;; This should be the `gnus-select-method' widget, but that might
835 ;; create a dependence to `gnus.el'.
838 ;; FIXME: This should be a temporary workaround until someone implements a
839 ;; proper solution. If a crash happens while replying, the auto-save file
840 ;; will *not* have a `References:' header if `message-generate-headers-first'
841 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
842 (defcustom message-generate-headers-first '(references)
843 "Which headers should be generated before starting to compose a message.
844 If t, generate all required headers. This can also be a list of headers to
845 generate. The variables `message-required-news-headers' and
846 `message-required-mail-headers' specify which headers to generate.
848 Note that the variable `message-deletable-headers' specifies headers which
849 are to be deleted and then re-generated before sending, so this variable
850 will not have a visible effect for those headers."
851 :group 'message-headers
852 :link '(custom-manual "(message)Message Headers")
853 :type '(choice (const :tag "None" nil)
854 (const :tag "References" '(references))
856 (repeat (sexp :tag "Header"))))
858 (defcustom message-fill-column 72
859 "Column beyond which automatic line-wrapping should happen.
860 Local value for message buffers. If non-nil, also turn on
861 auto-fill in message buffers."
862 :group 'message-various
863 ;; :link '(custom-manual "(message)Message Headers")
864 :type '(choice (const :tag "Don't turn on auto fill" nil)
867 (defcustom message-setup-hook nil
868 "Normal hook, run each time a new outgoing message is initialized.
869 The function `message-setup' runs this hook."
870 :group 'message-various
871 :link '(custom-manual "(message)Various Message Variables")
874 (defcustom message-cancel-hook nil
875 "Hook run when cancelling articles."
876 :group 'message-various
877 :link '(custom-manual "(message)Various Message Variables")
880 (defcustom message-signature-setup-hook nil
881 "Normal hook, run each time a new outgoing message is initialized.
882 It is run after the headers have been inserted and before
883 the signature is inserted."
884 :group 'message-various
885 :link '(custom-manual "(message)Various Message Variables")
888 (defcustom message-mode-hook nil
889 "Hook run in message mode buffers."
890 :group 'message-various
893 (defcustom message-header-hook nil
894 "Hook run in a message mode buffer narrowed to the headers."
895 :group 'message-various
898 (defcustom message-header-setup-hook nil
899 "Hook called narrowed to the headers when setting up a message buffer."
900 :group 'message-various
901 :link '(custom-manual "(message)Various Message Variables")
904 (defcustom message-minibuffer-local-map
905 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
906 (set-keymap-parent map minibuffer-local-map)
908 "Keymap for `message-read-from-minibuffer'."
910 :group 'message-various)
912 (defcustom message-citation-line-function 'message-insert-citation-line
913 "*Function called to insert the \"Whomever writes:\" line.
915 Predefined functions include `message-insert-citation-line' and
916 `message-insert-formated-citation-line' (see the variable
917 `message-citation-line-format').
919 Note that Gnus provides a feature where the reader can click on
920 `writes:' to hide the cited text. If you change this line too much,
921 people who read your message will have to change their Gnus
922 configuration. See the variable `gnus-cite-attribution-suffix'."
924 (function-item :tag "plain" message-insert-citation-line)
925 (function-item :tag "formatted" message-insert-formated-citation-line)
926 (function :tag "Other"))
927 :link '(custom-manual "(message)Insertion Variables")
928 :group 'message-insertion)
930 (defcustom message-citation-line-format "On %a, %b %d %Y, %N wrote:"
931 "Format of the \"Whomever writes:\" line.
933 The string is formatted using `format-spec'. The following
934 constructs are replaced:
936 %f The full From, e.g. \"John Doe <john.doe@example.invalid>\".
937 %n The mail address, e.g. \"john.doe@example.invalid\".
938 %N The real name if present, e.g.: \"John Doe\", else fall
939 back to the mail address.
940 %F The first name if present, e.g.: \"John\".
941 %L The last name if present, e.g.: \"Doe\".
943 All other format specifiers are passed to `format-time-string'
944 which is called using the date from the article your replying to.
945 Extracting the first (%F) and last name (%L) is done
946 heuristically, so you should always check it yourself.
948 Please also read the note in the documentation of
949 `message-citation-line-function'."
950 :type '(choice (const :tag "Plain" "%f writes:")
951 (const :tag "Include date" "On %a, %b %d %Y, %n wrote:")
953 :link '(custom-manual "(message)Insertion Variables")
954 :version "23.0" ;; No Gnus
955 :group 'message-insertion)
957 (defcustom message-yank-prefix "> "
958 "*Prefix inserted on the lines of yanked messages.
959 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
960 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
962 :link '(custom-manual "(message)Insertion Variables")
963 :group 'message-insertion)
965 (defcustom message-yank-cited-prefix ">"
966 "*Prefix inserted on cited lines of yanked messages.
967 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
968 See also `message-yank-prefix' and `message-yank-empty-prefix'."
971 :link '(custom-manual "(message)Insertion Variables")
972 :group 'message-insertion)
974 (defcustom message-yank-empty-prefix ">"
975 "*Prefix inserted on empty lines of yanked messages.
976 See also `message-yank-prefix' and `message-yank-cited-prefix'."
979 :link '(custom-manual "(message)Insertion Variables")
980 :group 'message-insertion)
982 (defcustom message-indentation-spaces 3
983 "*Number of spaces to insert at the beginning of each cited line.
984 Used by `message-yank-original' via `message-yank-cite'."
985 :group 'message-insertion
986 :link '(custom-manual "(message)Insertion Variables")
989 (defcustom message-cite-function 'message-cite-original
990 "*Function for citing an original message.
991 Predefined functions include `message-cite-original' and
992 `message-cite-original-without-signature'.
993 Note that these functions use `mail-citation-hook' if that is non-nil."
994 :type '(radio (function-item message-cite-original)
995 (function-item message-cite-original-without-signature)
996 (function-item sc-cite-original)
997 (function :tag "Other"))
998 :link '(custom-manual "(message)Insertion Variables")
999 :group 'message-insertion)
1001 (defcustom message-indent-citation-function 'message-indent-citation
1002 "*Function for modifying a citation just inserted in the mail buffer.
1003 This can also be a list of functions. Each function can find the
1004 citation between (point) and (mark t). And each function should leave
1005 point and mark around the citation text as modified."
1007 :link '(custom-manual "(message)Insertion Variables")
1008 :group 'message-insertion)
1010 (defcustom message-signature t
1011 "*String to be inserted at the end of the message buffer.
1012 If t, the `message-signature-file' file will be inserted instead.
1013 If a function, the result from the function will be used instead.
1014 If a form, the result from the form will be used instead."
1016 :link '(custom-manual "(message)Insertion Variables")
1017 :group 'message-insertion)
1019 (defcustom message-signature-file "~/.signature"
1020 "*Name of file containing the text inserted at end of message buffer.
1021 Ignored if the named file doesn't exist.
1022 If nil, don't insert a signature."
1023 :type '(choice file (const :tags "None" nil))
1024 :link '(custom-manual "(message)Insertion Variables")
1025 :group 'message-insertion)
1027 (defcustom message-signature-insert-empty-line t
1028 "*If non-nil, insert an empty line before the signature separator."
1031 :link '(custom-manual "(message)Insertion Variables")
1032 :group 'message-insertion)
1034 (defcustom message-distribution-function nil
1035 "*Function called to return a Distribution header."
1036 :group 'message-news
1037 :group 'message-headers
1038 :link '(custom-manual "(message)News Headers")
1039 :type '(choice function (const nil)))
1041 (defcustom message-expires 14
1042 "Number of days before your article expires."
1043 :group 'message-news
1044 :group 'message-headers
1045 :link '(custom-manual "(message)News Headers")
1048 (defcustom message-user-path nil
1049 "If nil, use the NNTP server name in the Path header.
1050 If stringp, use this; if non-nil, use no host name (user name only)."
1051 :group 'message-news
1052 :group 'message-headers
1053 :link '(custom-manual "(message)News Headers")
1054 :type '(choice (const :tag "nntp" nil)
1055 (string :tag "name")
1056 (sexp :tag "none" :format "%t" t)))
1058 (defvar message-reply-buffer nil)
1059 (defvar message-reply-headers nil
1060 "The headers of the current replied article.
1061 It is a vector of the following headers:
1062 \[number subject from date id references chars lines xref extra].")
1063 (defvar message-newsreader nil)
1064 (defvar message-mailer nil)
1065 (defvar message-sent-message-via nil)
1066 (defvar message-checksum nil)
1067 (defvar message-send-actions nil
1068 "A list of actions to be performed upon successful sending of a message.")
1069 (defvar message-exit-actions nil
1070 "A list of actions to be performed upon exiting after sending a message.")
1071 (defvar message-kill-actions nil
1072 "A list of actions to be performed before killing a message buffer.")
1073 (defvar message-postpone-actions nil
1074 "A list of actions to be performed after postponing a message.")
1076 (define-widget 'message-header-lines 'text
1077 "All header lines must be LFD terminated."
1078 :format "%{%t%}:%n%v"
1079 :valid-regexp "^\\'"
1080 :error "All header lines must be newline terminated")
1082 (defcustom message-default-headers ""
1083 "*A string containing header lines to be inserted in outgoing messages.
1084 It is inserted before you edit the message, so you can edit or delete
1086 :group 'message-headers
1087 :link '(custom-manual "(message)Message Headers")
1088 :type 'message-header-lines)
1090 (defcustom message-default-mail-headers ""
1091 "*A string of header lines to be inserted in outgoing mails."
1092 :group 'message-headers
1093 :group 'message-mail
1094 :link '(custom-manual "(message)Mail Headers")
1095 :type 'message-header-lines)
1097 (defcustom message-default-news-headers ""
1098 "*A string of header lines to be inserted in outgoing news articles."
1099 :group 'message-headers
1100 :group 'message-news
1101 :link '(custom-manual "(message)News Headers")
1102 :type 'message-header-lines)
1104 ;; Note: could use /usr/ucb/mail instead of sendmail;
1105 ;; options -t, and -v if not interactive.
1106 (defcustom message-mailer-swallows-blank-line
1107 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1108 system-configuration)
1109 (file-readable-p "/etc/sendmail.cf")
1110 (let ((buffer (get-buffer-create " *temp*")))
1114 (insert-file-contents "/etc/sendmail.cf")
1115 (goto-char (point-min))
1116 (let ((case-fold-search nil))
1117 (re-search-forward "^OR\\>" nil t)))
1118 (kill-buffer buffer))))
1119 ;; According to RFC822, "The field-name must be composed of printable
1120 ;; ASCII characters (i. e., characters that have decimal values between
1121 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1123 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1124 "*Set this non-nil if the system's mailer runs the header and body together.
1125 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1126 The value should be an expression to test whether the problem will
1128 :group 'message-sending
1129 :link '(custom-manual "(message)Mail Variables")
1133 (define-mail-user-agent 'message-user-agent
1134 'message-mail 'message-send-and-exit
1135 'message-kill-buffer 'message-send-hook)
1137 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1138 "If non-nil, delete the deletable headers before feeding to mh.")
1140 (defvar message-send-method-alist
1141 '((news message-news-p message-send-via-news)
1142 (mail message-mail-p message-send-via-mail))
1143 "Alist of ways to send outgoing messages.
1144 Each element has the form
1146 \(TYPE PREDICATE FUNCTION)
1148 where TYPE is a symbol that names the method; PREDICATE is a function
1149 called without any parameters to determine whether the message is
1150 a message of type TYPE; and FUNCTION is a function to be called if
1151 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1154 (defcustom message-mail-alias-type 'abbrev
1155 "*What alias expansion type to use in Message buffers.
1156 The default is `abbrev', which uses mailabbrev. `ecomplete' uses
1157 an electric completion mode. nil switches mail aliases off.
1158 This can also be a list of values."
1160 :link '(custom-manual "(message)Mail Aliases")
1161 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1162 (const :tag "Use ecomplete" ecomplete)
1163 (const :tag "No expansion" nil)))
1165 (defcustom message-self-insert-commands '(self-insert-command)
1166 "List of `self-insert-command's used to trigger ecomplete.
1167 When one of those commands is invoked to enter a character in To or Cc
1168 header, ecomplete will suggest the candidates of recipients (see also
1169 `message-mail-alias-type'). If you use some tool to enter non-ASCII
1170 text and it replaces `self-insert-command' with the other command, e.g.
1171 `egg-self-insert-command', you may want to add it to this list."
1172 :group 'message-various
1173 :type '(repeat function))
1175 (defcustom message-auto-save-directory
1176 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1177 "*Directory where Message auto-saves buffers if Gnus isn't running.
1178 If nil, Message won't auto-save."
1179 :group 'message-buffers
1180 :link '(custom-manual "(message)Various Message Variables")
1181 :type '(choice directory (const :tag "Don't auto-save" nil)))
1183 (defcustom message-default-charset
1184 (and (not (mm-multibyte-p)) 'iso-8859-1)
1185 "Default charset used in non-MULE Emacsen.
1186 If nil, you might be asked to input the charset."
1189 :link '(custom-manual "(message)Various Message Variables")
1192 (defcustom message-dont-reply-to-names
1193 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1194 "*Addresses to prune when doing wide replies.
1195 This can be a regexp or a list of regexps. Also, a value of nil means
1196 exclude your own user name only."
1199 :link '(custom-manual "(message)Wide Reply")
1200 :type '(choice (const :tag "Yourself" nil)
1202 (repeat :tag "Regexp List" regexp)))
1204 ;; #### FIXME: this might become a generally usefull function at some point
1206 (defsubst message-dont-reply-to-names ()
1207 "Potentially convert a list of regexps into a single one."
1208 (cond ((null message-dont-reply-to-names)
1210 ((stringp message-dont-reply-to-names)
1211 message-dont-reply-to-names)
1212 ((listp message-dont-reply-to-names)
1213 (mapconcat (lambda (elt) (concat "\\(" elt "\\)"))
1214 message-dont-reply-to-names
1217 (defvar message-shoot-gnksa-feet nil
1218 "*A list of GNKSA feet you are allowed to shoot.
1219 Gnus gives you all the opportunity you could possibly want for
1220 shooting yourself in the foot. Also, Gnus allows you to shoot the
1221 feet of Good Net-Keeping Seal of Approval. The following are foot
1223 `empty-article' Allow you to post an empty article;
1224 `quoted-text-only' Allow you to post quoted text only;
1225 `multiple-copies' Allow you to post multiple copies;
1226 `cancel-messages' Allow you to cancel or supersede messages from
1227 your other email addresses.")
1229 (defsubst message-gnksa-enable-p (feature)
1230 (or (not (listp message-shoot-gnksa-feet))
1231 (memq feature message-shoot-gnksa-feet)))
1233 (defcustom message-hidden-headers '("^References:" "^Face:" "^X-Face:"
1235 "Regexp of headers to be hidden when composing new messages.
1236 This can also be a list of regexps to match headers. Or a list
1237 starting with `not' and followed by regexps."
1240 :link '(custom-manual "(message)Message Headers")
1242 :format "%{%t%}: %[Value Type%] %v"
1243 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1244 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1245 (regexp :format "%t: %v"))
1246 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1248 (repeat :format "%v%i"
1249 (regexp :format "%t: %v")))))
1251 (defcustom message-cite-articles-with-x-no-archive t
1252 "If non-nil, cite text from articles that has X-No-Archive set."
1256 ;;; Internal variables.
1257 ;;; Well, not really internal.
1259 (defvar message-mode-syntax-table
1260 (let ((table (copy-syntax-table text-mode-syntax-table)))
1261 (modify-syntax-entry ?% ". " table)
1262 (modify-syntax-entry ?> ". " table)
1263 (modify-syntax-entry ?< ". " table)
1265 "Syntax table used while in Message mode.")
1267 (defface message-header-to
1270 (:foreground "green2" :bold t))
1273 (:foreground "MidnightBlue" :bold t))
1275 (:bold t :italic t)))
1276 "Face used for displaying From headers."
1277 :group 'message-faces)
1278 ;; backward-compatibility alias
1279 (put 'message-header-to-face 'face-alias 'message-header-to)
1281 (defface message-header-cc
1284 (:foreground "green4" :bold t))
1287 (:foreground "MidnightBlue"))
1290 "Face used for displaying Cc headers."
1291 :group 'message-faces)
1292 ;; backward-compatibility alias
1293 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1295 (defface message-header-subject
1298 (:foreground "green3"))
1301 (:foreground "navy blue" :bold t))
1304 "Face used for displaying subject headers."
1305 :group 'message-faces)
1306 ;; backward-compatibility alias
1307 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1309 (defface message-header-newsgroups
1312 (:foreground "yellow" :bold t :italic t))
1315 (:foreground "blue4" :bold t :italic t))
1317 (:bold t :italic t)))
1318 "Face used for displaying newsgroups headers."
1319 :group 'message-faces)
1320 ;; backward-compatibility alias
1321 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1323 (defface message-header-other
1326 (:foreground "#b00000"))
1329 (:foreground "steel blue"))
1331 (:bold t :italic t)))
1332 "Face used for displaying newsgroups headers."
1333 :group 'message-faces)
1334 ;; backward-compatibility alias
1335 (put 'message-header-other-face 'face-alias 'message-header-other)
1337 (defface message-header-name
1340 (:foreground "DarkGreen"))
1343 (:foreground "cornflower blue"))
1346 "Face used for displaying header names."
1347 :group 'message-faces)
1348 ;; backward-compatibility alias
1349 (put 'message-header-name-face 'face-alias 'message-header-name)
1351 (defface message-header-xheader
1354 (:foreground "blue"))
1357 (:foreground "blue"))
1360 "Face used for displaying X-Header headers."
1361 :group 'message-faces)
1362 ;; backward-compatibility alias
1363 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1365 (defface message-separator
1368 (:foreground "blue3"))
1371 (:foreground "brown"))
1374 "Face used for displaying the separator."
1375 :group 'message-faces)
1376 ;; backward-compatibility alias
1377 (put 'message-separator-face 'face-alias 'message-separator)
1379 (defface message-cited-text
1382 (:foreground "red"))
1385 (:foreground "red"))
1388 "Face used for displaying cited text names."
1389 :group 'message-faces)
1390 ;; backward-compatibility alias
1391 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1393 (defface message-mml
1396 (:foreground "ForestGreen"))
1399 (:foreground "ForestGreen"))
1402 "Face used for displaying MML."
1403 :group 'message-faces)
1404 ;; backward-compatibility alias
1405 (put 'message-mml-face 'face-alias 'message-mml)
1407 (defun message-font-lock-make-header-matcher (regexp)
1410 (let ((start (point)))
1413 (goto-char (point-min))
1414 (if (re-search-forward
1415 (concat "^" (regexp-quote mail-header-separator) "$")
1417 (setq limit (min limit (match-beginning 0))))
1419 (and (< start limit)
1420 (re-search-forward ,regexp limit t))))))
1421 (if (featurep 'bytecomp)
1425 (defvar message-font-lock-keywords
1426 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1427 `((,(message-font-lock-make-header-matcher
1428 (concat "^\\([Tt]o:\\)" content))
1429 (1 'message-header-name)
1430 (2 'message-header-to nil t))
1431 (,(message-font-lock-make-header-matcher
1432 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1433 (1 'message-header-name)
1434 (2 'message-header-cc nil t))
1435 (,(message-font-lock-make-header-matcher
1436 (concat "^\\([Ss]ubject:\\)" content))
1437 (1 'message-header-name)
1438 (2 'message-header-subject nil t))
1439 (,(message-font-lock-make-header-matcher
1440 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1441 (1 'message-header-name)
1442 (2 'message-header-newsgroups nil t))
1443 (,(message-font-lock-make-header-matcher
1444 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1445 (1 'message-header-name)
1446 (2 'message-header-other nil t))
1447 (,(message-font-lock-make-header-matcher
1448 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1449 (1 'message-header-name)
1450 (2 'message-header-name))
1451 ,@(if (and mail-header-separator
1452 (not (equal mail-header-separator "")))
1453 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1454 1 'message-separator))
1457 (re-search-forward (concat "^\\("
1458 message-cite-prefix-regexp
1461 (0 'message-cited-text))
1462 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1464 "Additional expressions to highlight in Message mode.")
1467 ;; XEmacs does it like this. For Emacs, we have to set the
1468 ;; `font-lock-defaults' buffer-local variable.
1469 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1471 (defvar message-face-alist
1472 '((bold . message-bold-region)
1473 (underline . underline-region)
1474 (default . (lambda (b e)
1475 (message-unbold-region b e)
1476 (ununderline-region b e))))
1477 "Alist of mail and news faces for facemenu.
1478 The cdr of each entry is a function for applying the face to a region.")
1480 (defcustom message-send-hook nil
1481 "Hook run before sending messages.
1482 This hook is run quite early when sending."
1483 :group 'message-various
1484 :options '(ispell-message)
1485 :link '(custom-manual "(message)Various Message Variables")
1488 (defcustom message-send-mail-hook nil
1489 "Hook run before sending mail messages.
1490 This hook is run very late -- just before the message is sent as
1492 :group 'message-various
1493 :link '(custom-manual "(message)Various Message Variables")
1496 (defcustom message-send-news-hook nil
1497 "Hook run before sending news messages.
1498 This hook is run very late -- just before the message is sent as
1500 :group 'message-various
1501 :link '(custom-manual "(message)Various Message Variables")
1504 (defcustom message-sent-hook nil
1505 "Hook run after sending messages."
1506 :group 'message-various
1509 (defvar message-send-coding-system 'binary
1510 "Coding system to encode outgoing mail.")
1512 (defvar message-draft-coding-system
1513 mm-auto-save-coding-system
1514 "*Coding system to compose mail.
1515 If you'd like to make it possible to share draft files between XEmacs
1516 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1517 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1519 (defcustom message-send-mail-partially-limit 1000000
1520 "The limitation of messages sent as message/partial.
1521 The lower bound of message size in characters, beyond which the message
1522 should be sent in several parts. If it is nil, the size is unlimited."
1524 :group 'message-buffers
1525 :link '(custom-manual "(message)Mail Variables")
1526 :type '(choice (const :tag "unlimited" nil)
1529 (defcustom message-alternative-emails nil
1530 "*Regexp matching alternative email addresses.
1531 The first address in the To, Cc or From headers of the original
1532 article matching this variable is used as the From field of
1535 This variable has precedence over posting styles and anything that runs
1536 off `message-setup-hook'."
1537 :group 'message-headers
1538 :link '(custom-manual "(message)Message Headers")
1539 :type '(choice (const :tag "Always use primary" nil)
1542 (defcustom message-hierarchical-addresses nil
1543 "A list of hierarchical mail address definitions.
1545 Inside each entry, the first address is the \"top\" address, and
1546 subsequent addresses are subaddresses; this is used to indicate that
1547 mail sent to the first address will automatically be delivered to the
1548 subaddresses. So if the first address appears in the recipient list
1549 for a message, the subaddresses will be removed (if present) before
1550 the mail is sent. All addresses in this structure should be
1553 :group 'message-headers
1554 :type '(repeat (repeat string)))
1556 (defcustom message-mail-user-agent nil
1557 "Like `mail-user-agent'.
1558 Except if it is nil, use Gnus native MUA; if it is t, use
1561 :type '(radio (const :tag "Gnus native"
1564 (const :tag "`mail-user-agent'"
1567 (function-item :tag "Default Emacs mail"
1569 sendmail-user-agent)
1570 (function-item :tag "Emacs interface to MH"
1573 (function :tag "Other"))
1577 (defcustom message-wide-reply-confirm-recipients nil
1578 "Whether to confirm a wide reply to multiple email recipients.
1579 If this variable is nil, don't ask whether to reply to all recipients.
1580 If this variable is non-nil, pose the question \"Reply to all
1581 recipients?\" before a wide reply to multiple recipients. If the user
1582 answers yes, reply to all recipients as usual. If the user answers
1583 no, only reply back to the author."
1585 :group 'message-headers
1586 :link '(custom-manual "(message)Wide Reply")
1589 (defcustom message-user-fqdn nil
1590 "*Domain part of Message-Ids."
1592 :group 'message-headers
1593 :link '(custom-manual "(message)News Headers")
1594 :type '(radio (const :format "%v " nil)
1595 (string :format "FQDN: %v")))
1597 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1599 (mm-coding-system-p 'utf-8)
1600 (executable-find idna-program)
1601 (string= (idna-to-ascii "räksmörgås")
1602 "xn--rksmrgs-5wao1o")
1604 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1605 GNU Libidn, and in particular the elisp package \"idna.el\" and
1606 the external program \"idn\", must be installed for this
1607 functionality to work."
1609 :group 'message-headers
1610 :link '(custom-manual "(message)IDNA")
1611 :type '(choice (const :tag "Ask" ask)
1612 (const :tag "Never" nil)
1613 (const :tag "Always" t)))
1615 (defcustom message-generate-hashcash (if (executable-find "hashcash") t)
1616 "*Whether to generate X-Hashcash: headers.
1617 If `t', always generate hashcash headers. If `opportunistic',
1618 only generate hashcash headers if it can be done without the user
1619 waiting (i.e., only asynchronously).
1621 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1622 :group 'message-headers
1623 :link '(custom-manual "(message)Mail Headers")
1624 :type '(choice (const :tag "Always" t)
1625 (const :tag "Never" nil)
1626 (const :tag "Opportunistic" opportunistic)))
1628 ;;; Internal variables.
1630 (defvar message-sending-message "Sending...")
1631 (defvar message-buffer-list nil)
1632 (defvar message-this-is-news nil)
1633 (defvar message-this-is-mail nil)
1634 (defvar message-draft-article nil)
1635 (defvar message-mime-part nil)
1636 (defvar message-posting-charset nil)
1637 (defvar message-inserted-headers nil)
1639 ;; Byte-compiler warning
1641 (defvar gnus-active-hashtb)
1642 (defvar gnus-read-active-file))
1644 ;;; Regexp matching the delimiter of messages in UNIX mail format
1645 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1646 ;;; of rmail.el's rmail-unix-mail-delimiter.
1647 (defvar message-unix-mail-delimiter
1648 (let ((time-zone-regexp
1649 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1650 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1656 ;; Many things can happen to an RFC 822 mailbox before it is put into
1657 ;; a `From' line. The leading phrase can be stripped, e.g.
1658 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1659 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1660 ;; can be removed, e.g.
1661 ;; From: joe@y.z (Joe K
1663 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1666 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1667 ;; The mailbox can be removed or be replaced by white space, e.g.
1668 ;; From: "Joe User"{space}{tab}
1670 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1671 ;; where {space} and {tab} represent the Ascii space and tab characters.
1672 ;; We want to match the results of any of these manglings.
1673 ;; The following regexp rejects names whose first characters are
1674 ;; obviously bogus, but after that anything goes.
1675 "\\([^\0-\b\n-\r\^?].*\\)?"
1677 ;; The time the message was sent.
1678 "\\([^\0-\r \^?]+\\) +" ; day of the week
1679 "\\([^\0-\r \^?]+\\) +" ; month
1680 "\\([0-3]?[0-9]\\) +" ; day of month
1681 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1683 ;; Perhaps a time zone, specified by an abbreviation, or by a
1688 " \\([0-9][0-9]+\\) *"
1690 ;; On some systems the time zone can appear after the year, too.
1694 "\\(remote from .*\\)?"
1697 "Regexp matching the delimiter of messages in UNIX mail format.")
1699 (defvar message-unsent-separator
1700 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1701 "^ *---+ +Returned message +---+ *$\\|"
1702 "^Start of returned message$\\|"
1703 "^ *---+ +Original message +---+ *$\\|"
1704 "^ *--+ +begin message +--+ *$\\|"
1705 "^ *---+ +Original message follows +---+ *$\\|"
1706 "^ *---+ +Undelivered message follows +---+ *$\\|"
1707 "^|? *---+ +Message text follows: +---+ *|?$")
1708 "A regexp that matches the separator before the text of a failed message.")
1710 (defvar message-field-fillers
1711 '((To message-fill-field-address)
1712 (Cc message-fill-field-address)
1713 (From message-fill-field-address))
1714 "Alist of header names/filler functions.")
1716 (defvar message-header-format-alist
1731 (References . message-shorten-references)
1733 "Alist used for formatting headers.")
1735 (defvar message-options nil
1736 "Some saved answers when sending message.")
1738 (defvar message-send-mail-real-function nil
1739 "Internal send mail function.")
1741 (defvar message-bogus-system-names "^localhost\\.\\|\\.local$"
1742 "The regexp of bogus system names.")
1744 (defcustom message-valid-fqdn-regexp
1745 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1747 "\\([a-z][a-z]\\|" ;; two letter country TDLs
1748 "aero\\|arpa\\|bitnet\\|biz\\|bofh\\|"
1749 "cat\\|com\\|coop\\|edu\\|gov\\|"
1750 "info\\|int\\|jobs\\|"
1751 "mil\\|mobi\\|museum\\|name\\|net\\|"
1752 "org\\|pro\\|travel\\|uucp\\)")
1753 ;; http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains
1754 ;; http://en.wikipedia.org/wiki/GTLD
1755 ;; `in the process of being approved': .asia .post .tel .sex
1756 ;; "dead" nato bitnet uucp
1757 "Regular expression that matches a valid FQDN."
1758 ;; see also: gnus-button-valid-fqdn-regexp
1760 :group 'message-headers
1764 (autoload 'gnus-alive-p "gnus-util")
1765 (autoload 'gnus-delay-article "gnus-delay")
1766 (autoload 'gnus-extract-address-components "gnus-util")
1767 (autoload 'gnus-find-method-for-group "gnus")
1768 (autoload 'gnus-group-decoded-name "gnus-group")
1769 (autoload 'gnus-group-name-charset "gnus-group")
1770 (autoload 'gnus-group-name-decode "gnus-group")
1771 (autoload 'gnus-groups-from-server "gnus")
1772 (autoload 'gnus-make-local-hook "gnus-util")
1773 (autoload 'gnus-open-server "gnus-int")
1774 (autoload 'gnus-output-to-mail "gnus-util")
1775 (autoload 'gnus-output-to-rmail "gnus-util")
1776 (autoload 'gnus-request-post "gnus-int")
1777 (autoload 'gnus-select-frame-set-input-focus "gnus-util")
1778 (autoload 'gnus-server-string "gnus")
1779 (autoload 'idna-to-ascii "idna")
1780 (autoload 'message-setup-toolbar "messagexmas")
1781 (autoload 'mh-new-draft-name "mh-comp")
1782 (autoload 'mh-send-letter "mh-comp")
1783 (autoload 'nndraft-request-associate-buffer "nndraft")
1784 (autoload 'nndraft-request-expire-articles "nndraft")
1785 (autoload 'nnvirtual-find-group-art "nnvirtual")
1786 (autoload 'rmail-dont-reply-to "mail-utils")
1787 (autoload 'rmail-msg-is-pruned "rmail")
1788 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1789 (autoload 'rmail-output "rmailout"))
1794 ;;; Utility functions.
1797 (defmacro message-y-or-n-p (question show &rest text)
1798 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1799 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1801 (defmacro message-delete-line (&optional n)
1802 "Delete the current line (and the next N lines)."
1803 `(delete-region (progn (beginning-of-line) (point))
1804 (progn (forward-line ,(or n 1)) (point))))
1806 (defun message-mark-active-p ()
1807 "Non-nil means the mark and region are currently active in this buffer."
1810 (defun message-unquote-tokens (elems)
1811 "Remove double quotes (\") from strings in list ELEMS."
1812 (mapcar (lambda (item)
1813 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1814 (setq item (concat (match-string 1 item)
1815 (match-string 2 item))))
1819 (defun message-tokenize-header (header &optional separator)
1820 "Split HEADER into a list of header elements.
1821 SEPARATOR is a string of characters to be used as separators. \",\"
1822 is used by default."
1825 (let ((regexp (format "[%s]+" (or separator ",")))
1827 beg quoted elems paren)
1829 (mm-enable-multibyte)
1830 (setq beg (point-min))
1832 (goto-char (point-min))
1837 (cond ((and (> (point) beg)
1839 (and (looking-at regexp)
1842 (push (buffer-substring beg (point)) elems)
1843 (setq beg (match-end 0)))
1844 ((eq (char-after) ?\")
1845 (setq quoted (not quoted)))
1846 ((and (eq (char-after) ?\()
1849 ((and (eq (char-after) ?\))
1852 (nreverse elems)))))
1854 (defun message-mail-file-mbox-p (file)
1855 "Say whether FILE looks like a Unix mbox file."
1856 (when (and (file-exists-p file)
1857 (file-readable-p file)
1858 (file-regular-p file))
1860 (nnheader-insert-file-contents file)
1861 (goto-char (point-min))
1862 (looking-at message-unix-mail-delimiter))))
1864 (defun message-fetch-field (header &optional not-all)
1865 "The same as `mail-fetch-field', only remove all newlines.
1866 The buffer is expected to be narrowed to just the header of the message;
1867 see `message-narrow-to-headers-or-head'."
1868 (let* ((inhibit-point-motion-hooks t)
1869 (value (mail-fetch-field header nil (not not-all))))
1871 (while (string-match "\n[\t ]+" value)
1872 (setq value (replace-match " " t t value)))
1875 (defun message-field-value (header &optional not-all)
1876 "The same as `message-fetch-field', only narrow to the headers first."
1879 (message-narrow-to-headers-or-head)
1880 (message-fetch-field header not-all))))
1882 (defun message-narrow-to-field ()
1883 "Narrow the buffer to the header on the current line."
1885 (while (looking-at "[ \t]")
1891 (if (re-search-forward "^[^ \n\t]" nil t)
1894 (goto-char (point-min)))
1896 (defun message-add-header (&rest headers)
1897 "Add the HEADERS to the message header, skipping those already present."
1900 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1901 (error "Invalid header `%s'" (car headers)))
1902 (setq hclean (match-string 1 (car headers)))
1904 (message-narrow-to-headers)
1905 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1906 (goto-char (point-max))
1907 (if (string-match "\n$" (car headers))
1908 (insert (car headers))
1909 (insert (car headers) ?\n)))))
1910 (setq headers (cdr headers))))
1912 (defmacro message-with-reply-buffer (&rest forms)
1913 "Evaluate FORMS in the reply buffer, if it exists."
1914 `(when (and message-reply-buffer
1915 (buffer-name message-reply-buffer))
1917 (set-buffer message-reply-buffer)
1920 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1921 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1923 (defun message-fetch-reply-field (header)
1924 "Fetch field HEADER from the message we're replying to."
1925 (message-with-reply-buffer
1927 (mail-narrow-to-head)
1928 (message-fetch-field header))))
1930 (defun message-strip-list-identifiers (subject)
1931 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1932 (require 'gnus-sum) ; for gnus-list-identifiers
1933 (let ((regexp (if (stringp gnus-list-identifiers)
1934 gnus-list-identifiers
1935 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1936 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1937 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1938 (concat (substring subject 0 (match-beginning 1))
1939 (or (match-string 3 subject)
1940 (match-string 5 subject))
1945 (defun message-strip-subject-re (subject)
1946 "Remove \"Re:\" from subject lines in string SUBJECT."
1947 (if (string-match message-subject-re-regexp subject)
1948 (substring subject (match-end 0))
1951 (defcustom message-replacement-char "."
1952 "Replacement character used instead of unprintable or not decodable chars."
1953 :group 'message-various
1954 :version "22.1" ;; Gnus 5.10.9
1955 :type '(choice string
1959 ;; FIXME: We also should call `message-strip-subject-encoded-words'
1960 ;; when forwarding. Probably in `message-make-forward-subject' and
1961 ;; `message-forward-make-body'.
1963 (defun message-strip-subject-encoded-words (subject)
1964 "Fix non-decodable words in SUBJECT."
1965 ;; Cf. `gnus-simplify-subject-fully'.
1966 (let* ((case-fold-search t)
1967 (replacement-chars (format "[%s%s%s]"
1968 message-replacement-char
1969 message-replacement-char
1970 message-replacement-char))
1971 (enc-word-re "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?\\([^?]+\\)\\(\\?=\\)")
1976 (goto-char (point-min))
1977 (when (re-search-forward enc-word-re nil t)
1978 (setq cs-string (match-string 1)))))
1979 cs-coding q-or-b word-beg word-end)
1980 (if (or (not have-marker) ;; No encoded word found...
1981 ;; ... or double encoding was correct:
1982 (and (stringp cs-string)
1983 (setq cs-string (downcase cs-string))
1984 (mm-coding-system-p (intern cs-string))
1988 Decoded Subject \"%s\"
1989 contains a valid encoded word. Decode again? "
1991 (setq cs-coding (intern cs-string))))))
1995 (goto-char (point-min))
1996 (while (re-search-forward enc-word-re nil t)
1997 (setq cs-string (downcase (match-string 1))
1998 q-or-b (match-string 2)
1999 word-beg (match-beginning 0)
2000 word-end (match-end 0))
2002 (if (mm-coding-system-p (intern cs-string))
2003 (setq cs-coding (intern cs-string))
2005 ;; No double encoded subject? => bogus charset.
2008 (mm-read-coding-system
2010 Decoded Subject \"%s\"
2011 contains an encoded word. The charset `%s' is unknown or invalid.
2012 Hit RET to replace non-decodable characters with \"%s\" or enter replacement
2014 subject cs-string message-replacement-char)))
2016 (replace-match (concat "=?" (symbol-name cs-coding)
2019 (goto-char word-beg)
2020 (re-search-forward "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?" word-end t)
2023 (if (string-match "\\`Q\\'" q-or-b)
2026 (message "Replacing non-decodable characters with \"%s\"."
2027 message-replacement-char)
2028 (while (re-search-forward "\\(=[A-F0-9][A-F0-9]\\)+"
2030 (replace-match message-replacement-char)))
2032 (message "Replacing non-decodable characters with \"%s\"."
2034 (re-search-forward "[^?]+" word-end t)
2035 (replace-match replacement-chars))
2036 (re-search-forward "\\?=")
2037 (replace-match "")))))
2038 (rfc2047-decode-region (point-min) (point-max))
2041 ;;; Start of functions adopted from `message-utils.el'.
2043 (defun message-strip-subject-trailing-was (subject)
2044 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
2045 Leading \"Re: \" is not stripped by this function. Use the function
2046 `message-strip-subject-re' for this."
2047 (let* ((query message-subject-trailing-was-query)
2052 message-subject-trailing-was-ask-regexp
2053 message-subject-trailing-was-regexp)
2056 (setq new (substring subject 0 (match-beginning 0))))
2057 (if (or (not found) (eq query nil))
2060 (if (message-y-or-n-p
2061 "Strip `(was: <old subject>)' in subject? " t
2063 "Strip `(was: <old subject>)' in subject "
2064 "and use the new one instead?\n\n"
2065 "Current subject is: \""
2067 "New subject would be: \""
2069 "See the variable `message-subject-trailing-was-query' "
2070 "to get rid of this query."
2075 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
2077 (defun message-change-subject (new-subject)
2078 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
2079 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
2082 (read-from-minibuffer "New subject: ")))
2083 (cond ((and (not (or (null new-subject) ; new subject not empty
2084 (zerop (string-width new-subject))
2085 (string-match "^[ \t]*$" new-subject))))
2089 (message-narrow-to-headers)
2090 (message-fetch-field "Subject"))))
2091 (cond ((not old-subject)
2092 (error "No current subject"))
2095 (regexp-quote new-subject)
2097 old-subject)) ; yes, it really is a new subject
2098 ;; delete eventual Re: prefix
2100 (message-strip-subject-re old-subject))
2101 (message-goto-subject)
2102 (message-delete-line)
2103 (insert (concat "Subject: "
2106 old-subject ")\n")))))))))
2108 (defun message-mark-inserted-region (beg end &optional verbatim)
2109 "Mark some region in the current article with enclosing tags.
2110 See `message-mark-insert-begin' and `message-mark-insert-end'.
2111 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2112 (interactive "r\nP")
2114 ;; add to the end of the region first, otherwise end would be invalid
2116 (insert (if verbatim "#v-\n" message-mark-insert-end))
2118 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2120 (defun message-mark-insert-file (file &optional verbatim)
2121 "Insert FILE at point, marking it with enclosing tags.
2122 See `message-mark-insert-begin' and `message-mark-insert-end'.
2123 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2124 (interactive "fFile to insert: \nP")
2125 ;; reverse insertion to get correct result.
2127 (insert (if verbatim "#v-\n" message-mark-insert-end))
2129 (insert-file-contents file)
2131 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2133 (defun message-add-archive-header ()
2134 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
2135 The note can be customized using `message-archive-note'. When called with a
2136 prefix argument, ask for a text to insert. If you don't want the note in the
2137 body, set `message-archive-note' to nil."
2139 (if current-prefix-arg
2140 (setq message-archive-note
2141 (read-from-minibuffer "Reason for No-Archive: "
2142 (cons message-archive-note 0))))
2144 (if (message-goto-signature)
2145 (re-search-backward message-signature-separator))
2146 (when message-archive-note
2147 (insert message-archive-note)
2149 (message-add-header message-archive-header)
2150 (message-sort-headers)))
2152 (defun message-cross-post-followup-to-header (target-group)
2153 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
2154 With prefix-argument just set Follow-Up, don't cross-post."
2156 (list ; Completion based on Gnus
2157 (completing-read "Followup To: "
2158 (if (boundp 'gnus-newsrc-alist)
2160 nil nil '("poster" . 0)
2161 (if (boundp 'gnus-group-history)
2162 'gnus-group-history))))
2163 (message-remove-header "Follow[Uu]p-[Tt]o" t)
2164 (message-goto-newsgroups)
2166 ;; if we already did a crosspost before, kill old target
2167 (if (and message-cross-post-old-target
2169 (regexp-quote (concat "," message-cross-post-old-target))
2172 ;; unless (followup is to poster or user explicitly asked not
2173 ;; to cross-post, or target-group is already in Newsgroups)
2174 ;; add target-group to Newsgroups line.
2176 ;; def: cross-post, req:no
2177 (and message-cross-post-default (not current-prefix-arg))
2178 ;; def: no-cross-post, req:yes
2179 (and (not message-cross-post-default) current-prefix-arg))
2180 (not (string-match "poster" target-group))
2181 (not (string-match (regexp-quote target-group)
2182 (message-fetch-field "Newsgroups"))))
2184 (insert (concat "," target-group))))
2185 (end-of-line) ; ensure Followup: comes after Newsgroups:
2186 ;; unless new followup would be identical to Newsgroups line
2187 ;; make a new Followup-To line
2188 (if (not (string-match (concat "^[ \t]*"
2191 (message-fetch-field "Newsgroups")))
2192 (insert (concat "\nFollowup-To: " target-group)))
2193 (setq message-cross-post-old-target target-group))
2195 (defun message-cross-post-insert-note (target-group cross-post in-old
2197 "Insert a in message body note about a set Followup or Crosspost.
2198 If there have been previous notes, delete them. TARGET-GROUP specifies the
2199 group to Followup-To. When CROSS-POST is t, insert note about
2200 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2201 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2202 been made to before the user asked for a Crosspost."
2203 ;; start scanning body for previous uses
2204 (message-goto-signature)
2205 (let ((head (re-search-backward
2206 (concat "^" mail-header-separator)
2207 nil t))) ; just search in body
2208 (message-goto-signature)
2209 (while (re-search-backward
2210 (concat "^" (regexp-quote message-cross-post-note) ".*")
2212 (message-delete-line))
2213 (message-goto-signature)
2214 (while (re-search-backward
2215 (concat "^" (regexp-quote message-followup-to-note) ".*")
2217 (message-delete-line))
2219 (if (message-goto-signature)
2220 (re-search-backward message-signature-separator))
2223 (string-match "^[ \t]*poster[ \t]*$" target-group))
2224 (insert (concat message-followup-to-note target-group "\n"))
2225 (insert (concat message-cross-post-note target-group "\n")))))
2227 (defun message-cross-post-followup-to (target-group)
2228 "Crossposts message and set Followup-To to TARGET-GROUP.
2229 With prefix-argument just set Follow-Up, don't cross-post."
2231 (list ; Completion based on Gnus
2232 (completing-read "Followup To: "
2233 (if (boundp 'gnus-newsrc-alist)
2235 nil nil '("poster" . 0)
2236 (if (boundp 'gnus-group-history)
2237 'gnus-group-history))))
2238 (cond ((not (or (null target-group) ; new subject not empty
2239 (zerop (string-width target-group))
2240 (string-match "^[ \t]*$" target-group)))
2242 (let* ((old-groups (message-fetch-field "Newsgroups"))
2243 (in-old (string-match
2244 (regexp-quote target-group)
2245 (or old-groups ""))))
2246 ;; check whether target exactly matches old Newsgroups
2247 (cond ((not old-groups)
2248 (error "No current newsgroup"))
2252 (regexp-quote target-group)
2255 ;; yes, Newsgroups line must change
2256 (message-cross-post-followup-to-header target-group)
2257 ;; insert note whether we do cross-post or followup-to
2258 (funcall message-cross-post-note-function
2260 (if (or (and message-cross-post-default
2261 (not current-prefix-arg))
2262 (and (not message-cross-post-default)
2263 current-prefix-arg)) t)
2264 in-old old-groups))))))))
2266 ;;; Reduce To: to Cc: or Bcc: header
2268 (defun message-reduce-to-to-cc ()
2269 "Replace contents of To: header with contents of Cc: or Bcc: header."
2272 (save-restriction (message-narrow-to-headers)
2273 (message-fetch-field "cc")))
2275 (if (and (not cc-content)
2278 (message-narrow-to-headers)
2279 (message-fetch-field "bcc"))))
2284 (message-delete-line)
2285 (insert (concat "To: " cc-content "\n"))
2287 (message-narrow-to-headers)
2288 (message-remove-header (if bcc
2292 ;;; End of functions adopted from `message-utils.el'.
2294 (defun message-remove-header (header &optional is-regexp first reverse)
2295 "Remove HEADER in the narrowed buffer.
2296 If IS-REGEXP, HEADER is a regular expression.
2297 If FIRST, only remove the first instance of the header.
2298 Return the number of headers removed."
2299 (goto-char (point-min))
2300 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2302 (case-fold-search t)
2304 (while (and (not (eobp))
2307 (not (looking-at regexp))
2308 (looking-at regexp))
2315 ;; There might be a continuation header, so we have to search
2316 ;; until we find a new non-continuation line.
2319 (if (re-search-forward "^[^ \t]" nil t)
2320 (goto-char (match-beginning 0))
2323 (if (re-search-forward "^[^ \t]" nil t)
2324 (goto-char (match-beginning 0))
2325 (goto-char (point-max)))))
2328 (defun message-remove-first-header (header)
2329 "Remove the first instance of HEADER if there is more than one."
2331 (regexp (concat "^" (regexp-quote header) ":")))
2333 (goto-char (point-min))
2334 (while (re-search-forward regexp nil t)
2337 (message-remove-header header nil t)
2340 (defun message-narrow-to-headers ()
2341 "Narrow the buffer to the head of the message."
2344 (goto-char (point-min))
2345 (if (re-search-forward
2346 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2349 (goto-char (point-min)))
2351 (defun message-narrow-to-head-1 ()
2352 "Like `message-narrow-to-head'. Don't widen."
2354 (goto-char (point-min))
2355 (if (search-forward "\n\n" nil 1)
2358 (goto-char (point-min)))
2360 (defun message-narrow-to-head ()
2361 "Narrow the buffer to the head of the message.
2362 Point is left at the beginning of the narrowed-to region."
2364 (message-narrow-to-head-1))
2366 (defun message-narrow-to-headers-or-head ()
2367 "Narrow the buffer to the head of the message."
2370 (goto-char (point-min))
2373 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2374 (match-beginning 0))
2375 ((search-forward "\n\n" nil t)
2379 (goto-char (point-min)))
2381 (defun message-news-p ()
2382 "Say whether the current buffer contains a news message."
2383 (and (not message-this-is-mail)
2384 (or message-this-is-news
2387 (message-narrow-to-headers)
2388 (and (message-fetch-field "newsgroups")
2389 (not (message-fetch-field "posted-to"))))))))
2391 (defun message-mail-p ()
2392 "Say whether the current buffer contains a mail message."
2393 (and (not message-this-is-news)
2394 (or message-this-is-mail
2397 (message-narrow-to-headers)
2398 (or (message-fetch-field "to")
2399 (message-fetch-field "cc")
2400 (message-fetch-field "bcc")))))))
2402 (defun message-subscribed-p ()
2403 "Say whether we need to insert a MFT header."
2404 (or message-subscribed-regexps
2405 message-subscribed-addresses
2406 message-subscribed-address-file
2407 message-subscribed-address-functions))
2409 (defun message-next-header ()
2410 "Go to the beginning of the next header."
2412 (or (eobp) (forward-char 1))
2413 (not (if (re-search-forward "^[^ \t]" nil t)
2415 (goto-char (point-max)))))
2417 (defun message-sort-headers-1 ()
2418 "Sort the buffer as headers using `message-rank' text props."
2419 (goto-char (point-min))
2422 nil 'message-next-header
2424 (message-next-header)
2428 (or (get-text-property (point) 'message-rank)
2431 (defun message-sort-headers ()
2432 "Sort the headers of the current message according to `message-header-format-alist'."
2436 (let ((max (1+ (length message-header-format-alist)))
2438 (message-narrow-to-headers)
2439 (while (re-search-forward "^[^ \n]+:" nil t)
2441 (match-beginning 0) (1+ (match-beginning 0))
2443 (if (setq rank (length (memq (assq (intern (buffer-substring
2445 (1- (match-end 0))))
2446 message-header-format-alist)
2447 message-header-format-alist)))
2450 (message-sort-headers-1))))
2452 (defun message-kill-address ()
2453 "Kill the address under point."
2455 (let ((start (point)))
2456 (message-skip-to-next-address)
2457 (kill-region start (point))))
2460 (defun message-info (&optional arg)
2461 "Display the Message manual.
2463 Prefixed with one \\[universal-argument], display the Emacs MIME manual.
2464 Prefixed with two \\[universal-argument]'s, display the PGG manual."
2466 (cond ((eq arg 16) (Info-goto-node "(pgg)Top"))
2467 ((eq arg 4) (Info-goto-node "(emacs-mime)Top"))
2468 (t (Info-goto-node "(message)Top"))))
2478 (defvar message-mode-map nil)
2480 (unless message-mode-map
2481 (setq message-mode-map (make-keymap))
2482 (set-keymap-parent message-mode-map text-mode-map)
2483 (define-key message-mode-map "\C-c?" 'describe-mode)
2485 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2486 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2487 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2488 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2489 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2490 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2491 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2492 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2493 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2494 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2495 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2496 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2497 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2498 (define-key message-mode-map "\C-c\C-f\C-i"
2499 'message-insert-or-toggle-importance)
2500 (define-key message-mode-map "\C-c\C-f\C-a"
2501 'message-generate-unsubscribed-mail-followup-to)
2503 ;; modify headers (and insert notes in body)
2504 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2506 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2507 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2508 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2509 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2510 ;; mark inserted text
2511 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2512 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2514 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2515 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2517 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2518 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2519 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2520 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2521 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2523 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2524 (define-key message-mode-map "\C-c\M-n"
2525 'message-insert-disposition-notification-to)
2527 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2528 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2529 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2530 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2531 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2532 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2533 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2534 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2536 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2537 (define-key message-mode-map "\C-c\C-s" 'message-send)
2538 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2539 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2540 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2542 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2543 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2544 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2545 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2546 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2547 (define-key message-mode-map [remap split-line] 'message-split-line)
2549 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2551 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2552 (define-key message-mode-map "\t" 'message-tab)
2553 (define-key message-mode-map "\M-;" 'comment-region)
2555 (define-key message-mode-map "\M-n" 'message-display-abbrev))
2558 message-mode-menu message-mode-map "Message Menu."
2560 ["Yank Original" message-yank-original message-reply-buffer]
2561 ["Fill Yanked Message" message-fill-yanked-message t]
2562 ["Insert Signature" message-insert-signature t]
2563 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2564 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2565 ["Elide Region" message-elide-region
2566 :active (message-mark-active-p)
2567 ,@(if (featurep 'xemacs) nil
2568 '(:help "Replace text in region with an ellipsis"))]
2569 ["Delete Outside Region" message-delete-not-region
2570 :active (message-mark-active-p)
2571 ,@(if (featurep 'xemacs) nil
2572 '(:help "Delete all quoted text outside region"))]
2573 ["Kill To Signature" message-kill-to-signature t]
2574 ["Newline and Reformat" message-newline-and-reformat t]
2575 ["Rename buffer" message-rename-buffer t]
2576 ["Spellcheck" ispell-message
2577 ,@(if (featurep 'xemacs) '(t)
2578 '(:help "Spellcheck this message"))]
2580 ["Insert Region Marked" message-mark-inserted-region
2581 :active (message-mark-active-p)
2582 ,@(if (featurep 'xemacs) nil
2583 '(:help "Mark region with enclosing tags"))]
2584 ["Insert File Marked..." message-mark-insert-file
2585 ,@(if (featurep 'xemacs) '(t)
2586 '(:help "Insert file at point marked with enclosing tags"))]
2588 ["Send Message" message-send-and-exit
2589 ,@(if (featurep 'xemacs) '(t)
2590 '(:help "Send this message"))]
2591 ["Postpone Message" message-dont-send
2592 ,@(if (featurep 'xemacs) '(t)
2593 '(:help "File this draft message and exit"))]
2594 ["Send at Specific Time..." gnus-delay-article
2595 ,@(if (featurep 'xemacs) '(t)
2596 '(:help "Ask, then arrange to send message at that time"))]
2597 ["Kill Message" message-kill-buffer
2598 ,@(if (featurep 'xemacs) '(t)
2599 '(:help "Delete this message without sending"))]
2601 ["Message manual" message-info
2602 ,@(if (featurep 'xemacs) '(t)
2603 '(:help "Display the Message manual"))]))
2606 message-mode-field-menu message-mode-map ""
2608 ["To" message-goto-to t]
2609 ["From" message-goto-from t]
2610 ["Subject" message-goto-subject t]
2611 ["Change subject..." message-change-subject t]
2612 ["Cc" message-goto-cc t]
2613 ["Bcc" message-goto-bcc t]
2614 ["Fcc" message-goto-fcc t]
2615 ["Reply-To" message-goto-reply-to t]
2616 ["Flag As Important" message-insert-importance-high
2617 ,@(if (featurep 'xemacs) '(t)
2618 '(:help "Mark this message as important"))]
2619 ["Flag As Unimportant" message-insert-importance-low
2620 ,@(if (featurep 'xemacs) '(t)
2621 '(:help "Mark this message as unimportant"))]
2623 message-insert-disposition-notification-to
2624 ,@(if (featurep 'xemacs) '(t)
2625 '(:help "Request a receipt notification"))]
2627 ;; (typical) news stuff
2628 ["Summary" message-goto-summary t]
2629 ["Keywords" message-goto-keywords t]
2630 ["Newsgroups" message-goto-newsgroups t]
2631 ["Fetch Newsgroups" message-insert-newsgroups t]
2632 ["Followup-To" message-goto-followup-to t]
2633 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2634 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2635 ["Distribution" message-goto-distribution t]
2636 ["Expires" message-insert-expires t ]
2637 ["X-No-Archive" message-add-archive-header t ]
2639 ;; (typical) mailing-lists stuff
2640 ["Fetch To" message-insert-to
2641 ,@(if (featurep 'xemacs) '(t)
2642 '(:help "Insert a To header that points to the author."))]
2643 ["Fetch To and Cc" message-insert-wide-reply
2644 ,@(if (featurep 'xemacs) '(t)
2646 "Insert To and Cc headers as if you were doing a wide reply."))]
2648 ["Send to list only" message-to-list-only t]
2649 ["Mail-Followup-To" message-goto-mail-followup-to t]
2650 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2651 ,@(if (featurep 'xemacs) '(t)
2652 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2653 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2655 ["Sort Headers" message-sort-headers t]
2656 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2657 ;; We hide `message-hidden-headers' by narrowing the buffer.
2658 ["Show Hidden Headers" widen t]
2659 ["Goto Body" message-goto-body t]
2660 ["Goto Signature" message-goto-signature t]))
2662 (defvar message-tool-bar-map nil)
2665 (defvar facemenu-add-face-function)
2666 (defvar facemenu-remove-face-function))
2668 ;;; Forbidden properties
2670 ;; We use `after-change-functions' to keep special text properties
2671 ;; that interfer with the normal function of message mode out of the
2674 (defcustom message-strip-special-text-properties t
2675 "Strip special properties from the message buffer.
2677 Emacs has a number of special text properties which can break message
2678 composing in various ways. If this option is set, message will strip
2679 these properties from the message composition buffer. However, some
2680 packages requires these properties to be present in order to work.
2681 If you use one of these packages, turn this option off, and hope the
2682 message composition doesn't break too bad."
2684 :group 'message-various
2685 :link '(custom-manual "(message)Various Message Variables")
2688 (defconst message-forbidden-properties
2689 ;; No reason this should be clutter up customize. We make it a
2690 ;; property list (rather than a list of property symbols), to be
2691 ;; directly useful for `remove-text-properties'.
2692 '(field nil read-only nil invisible nil intangible nil
2693 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2694 insert-behind-hooks nil point-entered nil point-left nil)
2695 ;; Other special properties:
2696 ;; category, face, display: probably doesn't do any harm.
2697 ;; fontified: is used by font-lock.
2698 ;; syntax-table, local-map: I dunno.
2699 ;; We need to add XEmacs names to the list.
2700 "Property list of with properties forbidden in message buffers.
2701 The values of the properties are ignored, only the property names are used.")
2703 (defun message-tamago-not-in-use-p (pos)
2704 "Return t when tamago version 4 is not in use at the cursor position.
2705 Tamago version 4 is a popular input method for writing Japanese text.
2706 It uses the properties `intangible', `invisible', `modification-hooks'
2707 and `read-only' when translating ascii or kana text to kanji text.
2708 These properties are essential to work, so we should never strip them."
2709 (not (and (boundp 'egg-modefull-mode)
2710 (symbol-value 'egg-modefull-mode)
2711 (or (memq (get-text-property pos 'intangible)
2712 '(its-part-1 its-part-2))
2713 (get-text-property pos 'egg-end)
2714 (get-text-property pos 'egg-lang)
2715 (get-text-property pos 'egg-start)))))
2717 (defsubst message-mail-alias-type-p (type)
2718 (if (atom message-mail-alias-type)
2719 (eq message-mail-alias-type type)
2720 (memq type message-mail-alias-type)))
2722 (defun message-strip-forbidden-properties (begin end &optional old-length)
2723 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2724 This function is intended to be called from `after-change-functions'.
2725 See also `message-forbidden-properties'."
2726 (when (and (message-mail-alias-type-p 'ecomplete)
2727 (memq this-command message-self-insert-commands))
2728 (message-display-abbrev))
2729 (when (and message-strip-special-text-properties
2730 (message-tamago-not-in-use-p begin))
2731 (let ((buffer-read-only nil)
2732 (inhibit-read-only t))
2733 (remove-text-properties begin end message-forbidden-properties))))
2736 (define-derived-mode message-mode text-mode "Message"
2737 "Major mode for editing mail and news to be sent.
2738 Like Text Mode but with these additional commands:\\<message-mode-map>
2739 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2740 C-c C-d Postpone sending the message C-c C-k Kill the message
2741 C-c C-f move to a header field (and create it if there isn't):
2742 C-c C-f C-t move to To C-c C-f C-s move to Subject
2743 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2744 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2745 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2746 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2747 C-c C-f C-o move to From (\"Originator\")
2748 C-c C-f C-f move to Followup-To
2749 C-c C-f C-m move to Mail-Followup-To
2750 C-c C-f C-e move to Expires
2751 C-c C-f C-i cycle through Importance values
2752 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2753 C-c C-f x crossposting with FollowUp-To header and note in body
2754 C-c C-f t replace To: header with contents of Cc: or Bcc:
2755 C-c C-f a Insert X-No-Archive: header and a note in the body
2756 C-c C-t `message-insert-to' (add a To header to a news followup)
2757 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2758 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2759 C-c C-b `message-goto-body' (move to beginning of message text).
2760 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2761 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2762 C-c C-y `message-yank-original' (insert current message, if any).
2763 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2764 C-c C-e `message-elide-region' (elide the text between point and mark).
2765 C-c C-v `message-delete-not-region' (remove the text outside the region).
2766 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2767 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2768 C-c C-a `mml-attach-file' (attach a file as MIME).
2769 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2770 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2771 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2772 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2773 M-RET `message-newline-and-reformat' (break the line and reformat)."
2774 (setq local-abbrev-table text-mode-abbrev-table)
2775 (set (make-local-variable 'message-reply-buffer) nil)
2776 (set (make-local-variable 'message-inserted-headers) nil)
2777 (set (make-local-variable 'message-send-actions) nil)
2778 (set (make-local-variable 'message-exit-actions) nil)
2779 (set (make-local-variable 'message-kill-actions) nil)
2780 (set (make-local-variable 'message-postpone-actions) nil)
2781 (set (make-local-variable 'message-draft-article) nil)
2782 (setq buffer-offer-save t)
2783 (set (make-local-variable 'facemenu-add-face-function)
2785 (let ((face-fun (cdr (assq face message-face-alist))))
2787 (funcall face-fun (point) end)
2788 (error "Face %s not configured for %s mode" face mode-name)))
2790 (set (make-local-variable 'facemenu-remove-face-function) t)
2791 (set (make-local-variable 'message-reply-headers) nil)
2792 (make-local-variable 'message-newsreader)
2793 (make-local-variable 'message-mailer)
2794 (make-local-variable 'message-post-method)
2795 (set (make-local-variable 'message-sent-message-via) nil)
2796 (set (make-local-variable 'message-checksum) nil)
2797 (set (make-local-variable 'message-mime-part) 0)
2798 (message-setup-fill-variables)
2799 (when message-fill-column
2800 (setq fill-column message-fill-column)
2801 (turn-on-auto-fill))
2802 ;; Allow using comment commands to add/remove quoting.
2803 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2804 (when message-yank-prefix
2805 (set (make-local-variable 'comment-start) message-yank-prefix)
2806 (set (make-local-variable 'comment-start-skip)
2807 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2808 (if (featurep 'xemacs)
2809 (message-setup-toolbar)
2810 (set (make-local-variable 'font-lock-defaults)
2811 '(message-font-lock-keywords t))
2812 (if (boundp 'tool-bar-map)
2813 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar))))
2814 (easy-menu-add message-mode-menu message-mode-map)
2815 (easy-menu-add message-mode-field-menu message-mode-map)
2816 (gnus-make-local-hook 'after-change-functions)
2817 ;; Mmmm... Forbidden properties...
2818 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2820 ;; Allow mail alias things.
2822 ((message-mail-alias-type-p 'abbrev)
2823 (if (fboundp 'mail-abbrevs-setup)
2824 (mail-abbrevs-setup)
2825 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2826 (mail-aliases-setup))))
2827 ((message-mail-alias-type-p 'ecomplete)
2829 (unless buffer-file-name
2830 (message-set-auto-save-file-name))
2831 (unless (buffer-base-buffer)
2832 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2833 ;; multibyte is not necessary at all. -- zsh
2834 (mm-enable-multibyte))
2835 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2838 (defun message-setup-fill-variables ()
2839 "Setup message fill variables."
2840 (set (make-local-variable 'fill-paragraph-function)
2841 'message-fill-paragraph)
2842 (make-local-variable 'paragraph-separate)
2843 (make-local-variable 'paragraph-start)
2844 (make-local-variable 'adaptive-fill-regexp)
2845 (unless (boundp 'adaptive-fill-first-line-regexp)
2846 (setq adaptive-fill-first-line-regexp nil))
2847 (make-local-variable 'adaptive-fill-first-line-regexp)
2848 (let ((quote-prefix-regexp
2849 ;; User should change message-cite-prefix-regexp if
2850 ;; message-yank-prefix is set to an abnormal value.
2851 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2852 (setq paragraph-start
2854 (regexp-quote mail-header-separator) "$\\|"
2855 "[ \t]*$\\|" ; blank lines
2856 "-- $\\|" ; signature delimiter
2857 "---+$\\|" ; delimiters for forwarded messages
2858 page-delimiter "$\\|" ; spoiler warnings
2859 ".*wrote:$\\|" ; attribution lines
2860 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2862 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2863 (setq paragraph-separate paragraph-start)
2864 (setq adaptive-fill-regexp
2865 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2866 (setq adaptive-fill-first-line-regexp
2867 (concat quote-prefix-regexp "\\|"
2868 adaptive-fill-first-line-regexp)))
2869 (make-local-variable 'auto-fill-inhibit-regexp)
2870 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2871 (setq auto-fill-inhibit-regexp nil)
2872 (make-local-variable 'normal-auto-fill-function)
2873 (setq normal-auto-fill-function 'message-do-auto-fill)
2874 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2875 ;; In that case, ensure that it uses the right function. The real
2876 ;; solution would be not to use `define-derived-mode', and run
2877 ;; `text-mode-hook' ourself at the end of the mode.
2878 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2879 (when auto-fill-function
2880 (setq auto-fill-function normal-auto-fill-function)))
2885 ;;; Message mode commands
2888 ;;; Movement commands
2890 (defun message-goto-to ()
2891 "Move point to the To header."
2893 (message-position-on-field "To"))
2895 (defun message-goto-from ()
2896 "Move point to the From header."
2898 (message-position-on-field "From"))
2900 (defun message-goto-subject ()
2901 "Move point to the Subject header."
2903 (message-position-on-field "Subject"))
2905 (defun message-goto-cc ()
2906 "Move point to the Cc header."
2908 (message-position-on-field "Cc" "To"))
2910 (defun message-goto-bcc ()
2911 "Move point to the Bcc header."
2913 (message-position-on-field "Bcc" "Cc" "To"))
2915 (defun message-goto-fcc ()
2916 "Move point to the Fcc header."
2918 (message-position-on-field "Fcc" "To" "Newsgroups"))
2920 (defun message-goto-reply-to ()
2921 "Move point to the Reply-To header."
2923 (message-position-on-field "Reply-To" "Subject"))
2925 (defun message-goto-newsgroups ()
2926 "Move point to the Newsgroups header."
2928 (message-position-on-field "Newsgroups"))
2930 (defun message-goto-distribution ()
2931 "Move point to the Distribution header."
2933 (message-position-on-field "Distribution"))
2935 (defun message-goto-followup-to ()
2936 "Move point to the Followup-To header."
2938 (message-position-on-field "Followup-To" "Newsgroups"))
2940 (defun message-goto-mail-followup-to ()
2941 "Move point to the Mail-Followup-To header."
2943 (message-position-on-field "Mail-Followup-To" "To"))
2945 (defun message-goto-keywords ()
2946 "Move point to the Keywords header."
2948 (message-position-on-field "Keywords" "Subject"))
2950 (defun message-goto-summary ()
2951 "Move point to the Summary header."
2953 (message-position-on-field "Summary" "Subject"))
2955 (defun message-goto-body (&optional interactivep)
2956 "Move point to the beginning of the message body."
2957 (interactive (list t))
2958 (when (and interactivep
2959 (looking-at "[ \t]*\n"))
2961 (goto-char (point-min))
2962 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2963 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2965 (defun message-in-body-p ()
2966 "Return t if point is in the message body."
2967 (let ((body (save-excursion (message-goto-body) (point))))
2970 (defun message-goto-eoh ()
2971 "Move point to the end of the headers."
2976 (defun message-goto-signature ()
2977 "Move point to the beginning of the message signature.
2978 If there is no signature in the article, go to the end and
2981 (goto-char (point-min))
2982 (if (re-search-forward message-signature-separator nil t)
2984 (goto-char (point-max))
2987 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2988 "Insert a reasonable MFT header in a post to an unsubscribed list.
2989 When making original posts to a mailing list you are not subscribed to,
2990 you have to type in a MFT header by hand. The contents, usually, are
2991 the addresses of the list and your own address. This function inserts
2992 such a header automatically. It fetches the contents of the To: header
2993 in the current mail buffer, and appends the current `user-mail-address'.
2995 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2996 Cc: header are also put into the MFT."
3001 (message-narrow-to-headers)
3002 (message-remove-header "Mail-Followup-To")
3003 (setq cc (and include-cc (message-fetch-field "Cc")))
3005 (concat (message-fetch-field "To") "," cc)
3006 (message-fetch-field "To"))))
3007 (message-goto-mail-followup-to)
3008 (insert (concat tos ", " user-mail-address))))
3012 (defun message-insert-to (&optional force)
3013 "Insert a To header that points to the author of the article being replied to.
3014 If the original author requested not to be sent mail, don't insert unless the
3015 prefix FORCE is given."
3017 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
3018 (dont (and mct (or (equal (downcase mct) "never")
3019 (equal (downcase mct) "nobody"))))
3020 (to (or (message-fetch-reply-field "mail-reply-to")
3021 (message-fetch-reply-field "reply-to")
3022 (message-fetch-reply-field "from"))))
3026 "Ignoring the user request not to have copies sent via mail"
3027 "Complying with the user request not to have copies sent via mail")))
3028 (when (and force (not to))
3029 (error "No mail address in the article"))
3030 (when (and to (or force (not dont)))
3031 (message-carefully-insert-headers (list (cons 'To to))))))
3033 (defun message-insert-wide-reply ()
3034 "Insert To and Cc headers as if you were doing a wide reply."
3036 (let ((headers (message-with-reply-buffer
3037 (message-get-reply-headers t))))
3038 (message-carefully-insert-headers headers)))
3040 (defcustom message-header-synonyms
3043 "List of lists of header synonyms.
3044 E.g., if this list contains a member list with elements `Cc' and `To',
3045 then `message-carefully-insert-headers' will not insert a `To' header
3046 when the message is already `Cc'ed to the recipient."
3048 :group 'message-headers
3049 :link '(custom-manual "(message)Message Headers")
3050 :type '(repeat sexp))
3052 (defun message-carefully-insert-headers (headers)
3053 "Insert the HEADERS, an alist, into the message buffer.
3054 Does not insert the headers when they are already present there
3055 or in the synonym headers, defined by `message-header-synonyms'."
3056 ;; FIXME: Should compare only the address and not the full name. Comparison
3057 ;; should be done case-folded (and with `string=' rather than
3059 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
3060 (dolist (header headers)
3061 (let* ((header-name (symbol-name (car header)))
3062 (new-header (cdr header))
3063 (synonyms (loop for synonym in message-header-synonyms
3064 when (memq (car header) synonym) return synonym))
3066 (loop for synonym in synonyms
3067 for old-header = (mail-fetch-field (symbol-name synonym))
3068 when (and old-header (string-match new-header old-header))
3071 (message "already have `%s' in `%s'" new-header old-header)
3072 (when (and (message-position-on-field header-name)
3073 (setq old-header (mail-fetch-field header-name))
3074 (not (string-match "\\` *\\'" old-header)))
3076 (insert new-header)))))
3078 (defun message-widen-reply ()
3079 "Widen the reply to include maximum recipients."
3082 (and message-reply-buffer
3083 (buffer-name message-reply-buffer)
3085 (set-buffer message-reply-buffer)
3086 (message-get-reply-headers t)))))
3089 (message-narrow-to-headers)
3090 (dolist (elem follow-to)
3091 (message-remove-header (symbol-name (car elem)))
3092 (goto-char (point-min))
3093 (insert (symbol-name (car elem)) ": "
3094 (cdr elem) "\n"))))))
3096 (defun message-insert-newsgroups ()
3097 "Insert the Newsgroups header from the article being replied to."
3099 (when (and (message-position-on-field "Newsgroups")
3100 (mail-fetch-field "newsgroups")
3101 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
3103 (insert (or (message-fetch-reply-field "newsgroups") "")))
3107 ;;; Various commands
3109 (defun message-delete-not-region (beg end)
3110 "Delete everything in the body of the current message outside of the region."
3115 ;; snarf citation prefix, if appropriate
3116 (unless (eq (point) (progn (beginning-of-line) (point)))
3117 (when (looking-at message-cite-prefix-regexp)
3118 (setq citeprefix (match-string 0))))
3120 (delete-region (point) (if (not (message-goto-signature))
3126 (delete-region beg (progn (message-goto-body)
3130 (insert citeprefix))))
3131 (when (message-goto-signature)
3134 (defun message-kill-to-signature (&optional arg)
3135 "Kill all text up to the signature.
3136 If a numberic argument or prefix arg is given, leave that number
3137 of lines before the signature intact."
3141 (let ((point (point)))
3142 (narrow-to-region point (point-max))
3143 (message-goto-signature)
3145 (if (and arg (numberp arg))
3146 (forward-line (- -1 arg))
3148 (unless (= point (point))
3149 (kill-region point (point))
3153 (defun message-newline-and-reformat (&optional arg not-break)
3154 "Insert four newlines, and then reformat if inside quoted text.
3155 Prefix arg means justify as well."
3156 (interactive (list (if current-prefix-arg 'full)))
3157 (let (quoted point beg end leading-space bolp fill-paragraph-function)
3158 (setq point (point))
3161 (setq bolp (= beg point))
3162 ;; Find first line of the paragraph.
3164 (while (and (not (eobp))
3165 (not (looking-at message-cite-prefix-regexp))
3166 (looking-at paragraph-start))
3169 (when (looking-at message-cite-prefix-regexp)
3170 (setq quoted (match-string 0))
3171 (goto-char (match-end 0))
3172 (looking-at "[ \t]*")
3173 (setq leading-space (match-string 0)))
3177 (< (- point beg) (length quoted)))
3178 ;; break inside the cite prefix.
3184 (while (and (not (eobp))
3185 (not (looking-at paragraph-separate))
3186 (looking-at message-cite-prefix-regexp)
3187 (equal quoted (match-string 0)))
3188 (goto-char (match-end 0))
3189 (looking-at "[ \t]*")
3190 (if (> (length leading-space) (length (match-string 0)))
3191 (setq leading-space (match-string 0)))
3195 (while (and (if (bobp) nil (forward-line -1) t)
3196 (not (looking-at paragraph-start))
3197 (looking-at message-cite-prefix-regexp)
3198 (equal quoted (match-string 0)))
3200 (goto-char (match-end 0))
3201 (looking-at "[ \t]*")
3202 (if (> (length leading-space) (length (match-string 0)))
3203 (setq leading-space (match-string 0)))))
3204 (while (and (not (eobp))
3205 (not (looking-at paragraph-separate))
3206 (not (looking-at message-cite-prefix-regexp)))
3210 (while (and (if (bobp) nil (forward-line -1) t)
3211 (not (looking-at paragraph-start))
3212 (not (looking-at message-cite-prefix-regexp)))
3213 (setq beg (point))))
3216 (narrow-to-region beg end)
3223 (setq point (point))
3224 ;; (newline 2) doesn't mark both newline's as hard, so call
3225 ;; newline twice. -jas
3228 (delete-region (point) (re-search-forward "[ \t]*"))
3229 (when (and quoted (not bolp))
3230 (insert quoted leading-space)))
3233 (let* ((adaptive-fill-regexp
3234 (regexp-quote (concat quoted leading-space)))
3235 (adaptive-fill-first-line-regexp
3236 adaptive-fill-regexp ))
3237 (fill-paragraph arg))
3238 (fill-paragraph arg))
3239 (if point (goto-char point)))))
3241 (defun message-fill-paragraph (&optional arg)
3242 "Message specific function to fill a paragraph.
3243 This function is used as the value of `fill-paragraph-function' in
3244 Message buffers and is not meant to be called directly."
3245 (interactive (list (if current-prefix-arg 'full)))
3246 (if (if (boundp 'filladapt-mode) filladapt-mode)
3248 (if (message-point-in-header-p)
3249 (message-fill-field)
3250 (message-newline-and-reformat arg t))
3253 (defun message-point-in-header-p ()
3254 "Return t if point is in the header."
3256 (not (re-search-backward
3257 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))))
3259 (defun message-do-auto-fill ()
3260 "Like `do-auto-fill', but don't fill in message header."
3261 (unless (message-point-in-header-p)
3264 (defun message-insert-signature (&optional force)
3265 "Insert a signature. See documentation for variable `message-signature'."
3266 (interactive (list 0))
3269 ((and (null message-signature)
3272 (goto-char (point-max))
3273 (not (re-search-backward message-signature-separator nil t))))
3274 ((and (null message-signature)
3277 ((functionp message-signature)
3278 (funcall message-signature))
3279 ((listp message-signature)
3280 (eval message-signature))
3281 (t message-signature)))
3283 (cond ((stringp signature)
3285 ((and (eq t signature)
3286 message-signature-file
3287 (file-exists-p message-signature-file))
3290 (goto-char (point-max))
3291 ;; Insert the signature.
3294 (when message-signature-insert-empty-line
3297 (if (eq signature t)
3298 (insert-file-contents message-signature-file)
3300 (goto-char (point-max))
3301 (or (bolp) (insert "\n")))))
3303 (defun message-insert-importance-high ()
3304 "Insert header to mark message as important."
3308 (message-narrow-to-headers)
3309 (message-remove-header "Importance"))
3311 (insert "Importance: high\n")))
3313 (defun message-insert-importance-low ()
3314 "Insert header to mark message as unimportant."
3318 (message-narrow-to-headers)
3319 (message-remove-header "Importance"))
3321 (insert "Importance: low\n")))
3323 (defun message-insert-or-toggle-importance ()
3324 "Insert a \"Importance: high\" header, or cycle through the header values.
3325 The three allowed values according to RFC 1327 are `high', `normal'
3329 (let ((valid '("high" "normal" "low"))
3333 (message-narrow-to-headers)
3334 (when (setq cur (message-fetch-field "Importance"))
3335 (message-remove-header "Importance")
3336 (setq new (cond ((string= cur "high")
3338 ((string= cur "low")
3343 (insert (format "Importance: %s\n" new)))))
3345 (defun message-insert-disposition-notification-to ()
3346 "Request a disposition notification (return receipt) to this message.
3347 Note that this should not be used in newsgroups."
3351 (message-narrow-to-headers)
3352 (message-remove-header "Disposition-Notification-To"))
3354 (insert (format "Disposition-Notification-To: %s\n"
3355 (or (message-field-value "Reply-to")
3356 (message-field-value "From")
3357 (message-make-from))))))
3359 (defun message-elide-region (b e)
3360 "Elide the text in the region.
3361 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3365 (insert message-elide-ellipsis))
3367 (defvar message-caesar-translation-table nil)
3369 (defun message-caesar-region (b e &optional n)
3370 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3373 (min (point) (or (mark t) (point)))
3374 (max (point) (or (mark t) (point)))
3375 (when current-prefix-arg
3376 (prefix-numeric-value current-prefix-arg))))
3378 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3379 (unless (or (zerop n) ; no action needed for a rot of 0
3380 (= b e)) ; no region to rotate
3381 ;; We build the table, if necessary.
3382 (when (or (not message-caesar-translation-table)
3383 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3384 (setq message-caesar-translation-table
3385 (message-make-caesar-translation-table n)))
3386 (translate-region b e message-caesar-translation-table)))
3388 (defun message-make-caesar-translation-table (n)
3389 "Create a rot table with offset N."
3391 (table (make-string 256 0)))
3392 (while (< (incf i) 256)
3395 (substring table 0 ?A)
3396 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3397 (substring table ?A (+ ?A n))
3398 (substring table (+ ?A 26) ?a)
3399 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3400 (substring table ?a (+ ?a n))
3401 (substring table (+ ?a 26) 255))))
3403 (defun message-caesar-buffer-body (&optional rotnum wide)
3404 "Caesar rotate all letters in the current buffer by 13 places.
3405 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3406 With prefix arg, specifies the number of places to rotate each letter forward.
3407 Mail and USENET news headers are not rotated unless WIDE is non-nil."
3408 (interactive (if current-prefix-arg
3409 (list (prefix-numeric-value current-prefix-arg))
3413 (when (and (not wide) (message-goto-body))
3414 (narrow-to-region (point) (point-max)))
3415 (message-caesar-region (point-min) (point-max) rotnum))))
3417 (defun message-pipe-buffer-body (program)
3418 "Pipe the message body in the current buffer through PROGRAM."
3421 (when (message-goto-body)
3422 (narrow-to-region (point) (point-max)))
3423 (shell-command-on-region
3424 (point-min) (point-max) program nil t))))
3426 (defun message-rename-buffer (&optional enter-string)
3427 "Rename the *message* buffer to \"*message* RECIPIENT\".
3428 If the function is run with a prefix, it will ask for a new buffer
3429 name, rather than giving an automatic name."
3430 (interactive "Pbuffer name: ")
3433 (goto-char (point-min))
3434 (narrow-to-region (point)
3435 (search-forward mail-header-separator nil 'end))
3437 (if (message-news-p) (message-fetch-field "Newsgroups")
3438 (message-fetch-field "To"))
3441 (if (string-match "," mail-to)
3442 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3444 (name-default (concat "*message* " mail-trimmed-to))
3445 (name (if enter-string
3446 (read-string "New buffer name: " name-default)
3448 (rename-buffer name t)))))
3450 (defun message-fill-yanked-message (&optional justifyp)
3451 "Fill the paragraphs of a message yanked into this one.
3452 Numeric argument means justify as well."
3455 (goto-char (point-min))
3456 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3457 (let ((fill-prefix message-yank-prefix))
3458 (fill-individual-paragraphs (point) (point-max) justifyp))))
3460 (defun message-indent-citation (&optional start end yank-only)
3461 "Modify text just inserted from a message to be cited.
3462 The inserted text should be the region.
3463 When this function returns, the region is again around the modified text.
3465 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3466 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3467 (unless start (setq start (point)))
3469 ;; Remove unwanted headers.
3470 (when message-ignored-cited-headers
3475 (if (search-forward "\n\n" nil t)
3478 (message-remove-header message-ignored-cited-headers t)
3479 (when (= (point-min) (point-max))
3480 (setq all-removed t))
3481 (goto-char (point-max)))
3485 ;; Delete blank lines at the start of the buffer.
3486 (while (and (point-min)
3489 (message-delete-line))
3490 ;; Delete blank lines at the end of the buffer.
3491 (goto-char (point-max))
3494 (while (and (zerop (forward-line -1))
3496 (message-delete-line)))
3497 ;; Do the indentation.
3498 (if (null message-yank-prefix)
3499 (indent-rigidly start (or end (mark t)) message-indentation-spaces)
3502 (while (< (point) (or end (mark t)))
3503 (cond ((looking-at ">")
3504 (insert message-yank-cited-prefix))
3506 (insert message-yank-empty-prefix))
3508 (insert message-yank-prefix)))
3512 (defvar message-cite-reply-above nil
3513 "If non-nil, start own text above the quote.
3515 Note: Top posting is bad netiquette. Don't use it unless you
3516 really must. You probably want to set variable only for specific
3517 groups, e.g. using `gnus-posting-styles':
3519 (eval (set (make-local-variable 'message-cite-reply-above) t))
3521 This variable has no effect in news postings.")
3523 (defun message-yank-original (&optional arg)
3524 "Insert the message being replied to, if any.
3525 Puts point before the text and mark after.
3526 Normally indents each nonblank line ARG spaces (default 3). However,
3527 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3529 This function uses `message-cite-function' to do the actual citing.
3531 Just \\[universal-argument] as argument means don't indent, insert no
3532 prefix, and don't delete any headers."
3534 (let ((modified (buffer-modified-p))
3536 (when (and message-reply-buffer
3537 message-cite-function)
3538 (when message-cite-reply-above
3539 (if (and (not (message-news-p))
3540 (or (eq message-cite-reply-above 'is-evil)
3542 Top posting is bad netiquette. Please don't top post unless you really must.
3543 Really top post? ")))
3546 (buffer-substring (message-goto-body)
3548 (delete-region (message-goto-body) (point-max)))
3549 (set (make-local-variable 'message-cite-reply-above) nil)))
3550 (delete-windows-on message-reply-buffer t)
3551 (push-mark (save-excursion
3552 (insert-buffer-substring message-reply-buffer)
3557 (funcall message-cite-function)
3558 (unless (eq (char-before (mark t)) ?\n)
3560 (goto-char (mark t))
3561 (insert-before-markers ?\n)
3563 (when message-cite-reply-above
3566 (insert (if (bolp) "\n" "\n\n"))
3567 (message-goto-body))
3568 ;; Add a `message-setup-very-last-hook' here?
3569 ;; Add `gnus-article-highlight-citation' here?
3571 (setq message-checksum (message-checksum))))))
3573 (defun message-yank-buffer (buffer)
3574 "Insert BUFFER into the current buffer and quote it."
3575 (interactive "bYank buffer: ")
3576 (let ((message-reply-buffer (get-buffer buffer)))
3577 (save-window-excursion
3578 (message-yank-original))))
3580 (defun message-buffers ()
3581 "Return a list of active message buffers."
3584 (dolist (buffer (buffer-list t))
3586 (when (and (eq major-mode 'message-mode)
3587 (null message-sent-message-via))
3588 (push (buffer-name buffer) buffers))))
3589 (nreverse buffers)))
3591 (eval-when-compile (defvar mail-citation-hook)) ; Compiler directive
3593 (defun message-cite-original-1 (strip-signature)
3594 "Cite an original message.
3595 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3598 This function uses `mail-citation-hook' if that is non-nil."
3599 (if (and (boundp 'mail-citation-hook)
3601 (run-hooks 'mail-citation-hook)
3602 (let* ((start (point))
3606 (when message-indent-citation-function
3607 (if (listp message-indent-citation-function)
3608 message-indent-citation-function
3609 (list message-indent-citation-function))))
3610 ;; This function may be called by `gnus-summary-yank-message' and
3611 ;; may insert a different article from the original. So, we will
3612 ;; modify the value of `message-reply-headers' with that article.
3613 (message-reply-headers
3615 (narrow-to-region start end)
3616 (message-narrow-to-head-1)
3617 (setq x-no-archive (message-fetch-field "x-no-archive"))
3619 (or (message-fetch-field "subject") "none")
3620 (or (message-fetch-field "from") "nobody")
3621 (message-fetch-field "date")
3622 (message-fetch-field "message-id" t)
3623 (message-fetch-field "references")
3625 (mml-quote-region start end)
3626 (when strip-signature
3630 (when (re-search-backward message-signature-separator start t)
3631 ;; Also peel off any blank lines before the signature.
3633 (while (looking-at "^[ \t]*$")
3636 (delete-region (point) end)
3637 (unless (search-backward "\n\n" start t)
3638 ;; Insert a blank line if it is peeled off.
3641 (mapc 'funcall functions)
3642 (when message-citation-line-function
3645 (funcall message-citation-line-function))
3646 (when (and x-no-archive
3647 (not message-cite-articles-with-x-no-archive)
3648 (string-match "yes" x-no-archive))
3650 (delete-region (point) (mark t))
3651 (insert "> [Quoted text removed due to X-No-Archive]\n")
3653 (forward-line -1)))))
3655 (defun message-cite-original ()
3656 "Cite function in the standard Message manner."
3657 (message-cite-original-1 nil))
3659 (defun message-insert-formated-citation-line (&optional from date)
3660 "Function that inserts a formated citation line.
3662 See `message-citation-line-format'."
3663 ;; The optional args are for testing/debugging. They will disappear later.
3665 ;; (with-temp-buffer
3666 ;; (message-insert-formated-citation-line
3667 ;; "John Doe <john.doe@example.invalid>"
3670 (when (or message-reply-headers (and from date))
3672 (setq from (mail-header-from message-reply-headers)))
3673 (let* ((data (condition-case ()
3674 (funcall (if (boundp gnus-extract-address-components)
3675 gnus-extract-address-components
3676 'mail-extract-address-components)
3682 (net (car (cdr data)))
3683 (name-or-net (or (car data)
3684 (car (cdr data)) from))
3688 ;; We need Gnus functionality if the user wants date or time from
3689 ;; the original article:
3690 (when (string-match "%[^fnNFL]" message-citation-line-format)
3691 (autoload 'gnus-date-get-time "gnus-util")
3692 (gnus-date-get-time (mail-header-date message-reply-headers)))))
3695 (when (stringp name)
3696 ;; Guess first name and last name:
3697 (cond ((string-match
3698 "\\`\\(\\w\\|[-.]\\)+ \\(\\w\\|[-.]\\)+\\'" name)
3699 (setq fname (nth 0 (split-string name "[ \t]+"))
3700 lname (nth 1 (split-string name "[ \t]+"))))
3702 "\\`\\(\\w\\|[-.]\\)+, \\(\\w\\|[-.]\\)+\\'" name)
3703 (setq fname (nth 1 (split-string name "[ \t,]+"))
3704 lname (nth 0 (split-string name "[ \t,]+"))))
3706 "\\`\\(\\w\\|[-.]\\)+\\'" name)
3709 ;; The following letters are not used in `format-time-string':
3710 (push ?E lst) (push "<E>" lst)
3711 (push ?F lst) (push fname lst)
3712 ;; We might want to use "" instead of "<X>" later.
3713 (push ?J lst) (push "<J>" lst)
3714 (push ?K lst) (push "<K>" lst)
3715 (push ?L lst) (push lname lst)
3716 (push ?N lst) (push name-or-net lst)
3717 (push ?O lst) (push "<O>" lst)
3718 (push ?P lst) (push "<P>" lst)
3719 (push ?Q lst) (push "<Q>" lst)
3720 (push ?f lst) (push from lst)
3721 (push ?i lst) (push "<i>" lst)
3722 (push ?n lst) (push net lst)
3723 (push ?o lst) (push "<o>" lst)
3724 (push ?q lst) (push "<q>" lst)
3725 (push ?t lst) (push "<t>" lst)
3726 (push ?v lst) (push "<v>" lst)
3727 ;; Delegate the rest to `format-time-string':
3729 (when (and (not (memq i lst))
3734 (push (condition-case nil
3735 (progn (format-time-string (format "%%%c" i)
3741 (spec (apply 'format-spec-make flist)))
3742 (insert (format-spec message-citation-line-format spec)))
3746 (defun message-cite-original-without-signature ()
3747 "Cite function in the standard Message manner.
3748 This function strips off the signature from the original message."
3749 (message-cite-original-1 t))
3751 (defun message-insert-citation-line ()
3752 "Insert a simple citation line."
3753 (when message-reply-headers
3754 (insert (mail-header-from message-reply-headers) " writes:")
3758 (defun message-position-on-field (header &rest afters)
3759 (let ((case-fold-search t))
3762 (goto-char (point-min))
3765 (concat "^" (regexp-quote mail-header-separator) "$"))
3766 (match-beginning 0)))
3767 (goto-char (point-min))
3768 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3770 (re-search-forward "^[^ \t]" nil 'move)
3772 (skip-chars-backward "\n")
3775 (not (re-search-forward
3776 (concat "^" (regexp-quote (car afters)) ":")
3780 (re-search-forward "^[^ \t]" nil 'move)
3781 (beginning-of-line))
3782 (insert header ": \n")
3786 (defun message-remove-signature ()
3787 "Remove the signature from the text between point and mark.
3788 The text will also be indented the normal way."
3790 (let ((start (point))
3792 (if (not (re-search-forward message-signature-separator (mark t) t))
3793 ;; No signature here, so we just indent the cited text.
3794 (message-indent-citation)
3795 ;; Find the last non-empty line.
3797 (while (looking-at "[ \t]*$")
3800 (setq mark (set-marker (make-marker) (point)))
3802 (message-indent-citation)
3803 ;; Enable undoing the deletion.
3805 (delete-region mark (mark t))
3806 (set-marker mark nil)))))
3811 ;;; Sending messages
3814 (defun message-send-and-exit (&optional arg)
3815 "Send message like `message-send', then, if no errors, exit from mail buffer."
3817 (let ((buf (current-buffer))
3818 (actions message-exit-actions))
3819 (when (and (message-send arg)
3821 (if message-kill-buffer-on-exit
3824 (when (eq buf (current-buffer))
3825 (message-bury buf)))
3826 (message-do-actions actions)
3829 (defun message-dont-send ()
3830 "Don't send the message you have been editing.
3831 Instead, just auto-save the buffer and then bury it."
3833 (set-buffer-modified-p t)
3835 (let ((actions message-postpone-actions))
3836 (message-bury (current-buffer))
3837 (message-do-actions actions)))
3839 (defun message-kill-buffer ()
3840 "Kill the current buffer."
3842 (when (or (not (buffer-modified-p))
3843 (not message-kill-buffer-query)
3844 (yes-or-no-p "Message modified; kill anyway? "))
3845 (let ((actions message-kill-actions)
3846 (draft-article message-draft-article)
3847 (auto-save-file-name buffer-auto-save-file-name)
3848 (file-name buffer-file-name)
3849 (modified (buffer-modified-p)))
3850 (setq buffer-file-name nil)
3851 (kill-buffer (current-buffer))
3852 (when (and (or (and auto-save-file-name
3853 (file-exists-p auto-save-file-name))
3855 (file-exists-p file-name)))
3857 ;; If the message buffer has lived in a dedicated window,
3858 ;; `kill-buffer' has killed the frame. Thus the
3859 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3860 ;; that the user can see the question by raising the
3863 (yes-or-no-p (format "Remove the backup file%s? "
3864 (if modified " too" "")))))
3866 (delete-file auto-save-file-name))
3867 (let ((message-draft-article draft-article))
3868 (message-disassociate-draft)))
3869 (message-do-actions actions))))
3871 (defun message-bury (buffer)
3872 "Bury this mail BUFFER."
3873 (let ((newbuf (other-buffer buffer)))
3874 (bury-buffer buffer)
3875 (if (and (window-dedicated-p (selected-window))
3876 (not (null (delq (selected-frame) (visible-frame-list)))))
3877 (delete-frame (selected-frame))
3878 (switch-to-buffer newbuf))))
3880 (defun message-send (&optional arg)
3881 "Send the message in the current buffer.
3882 If `message-interactive' is non-nil, wait for success indication or
3883 error messages, and inform user.
3884 Otherwise any failure is reported in a message back to the user from
3886 The usage of ARG is defined by the instance that called Message.
3887 It should typically alter the sending method in some way or other."
3889 ;; Make it possible to undo the coming changes.
3891 (let ((inhibit-read-only t))
3892 (put-text-property (point-min) (point-max) 'read-only nil))
3893 (message-fix-before-sending)
3894 (run-hooks 'message-send-hook)
3895 (message message-sending-message)
3896 (let ((alist message-send-method-alist)
3898 elem sent dont-barf-on-no-method
3899 (message-options message-options))
3900 (message-options-set-recipient)
3902 (setq elem (pop alist)))
3903 (when (funcall (cadr elem))
3904 (when (and (or (not (memq (car elem)
3905 message-sent-message-via))
3906 (message-fetch-field "supersedes")
3907 (if (or (message-gnksa-enable-p 'multiple-copies)
3908 (not (eq (car elem) 'news)))
3911 "Already sent message via %s; resend? "
3913 (error "Denied posting -- multiple copies")))
3914 (setq success (funcall (caddr elem) arg)))
3918 (let ((fcc (message-fetch-field "Fcc"))
3919 (gcc (message-fetch-field "Gcc")))
3921 (or (eq message-allow-no-recipients 'always)
3922 (and (not (eq message-allow-no-recipients 'never))
3923 (setq dont-barf-on-no-method
3925 (format "No receiver, perform %s anyway? "
3926 (cond ((and fcc gcc) "Fcc and Gcc")
3929 (error "No methods specified to send by"))
3930 (when (or dont-barf-on-no-method
3934 (run-hooks 'message-sent-hook))
3935 (message "Sending...done")
3936 ;; Do ecomplete address snarfing.
3937 (when (message-mail-alias-type-p 'ecomplete)
3938 (message-put-addresses-in-ecomplete))
3939 ;; Mark the buffer as unmodified and delete auto-save.
3940 (set-buffer-modified-p nil)
3941 (delete-auto-save-file-if-necessary t)
3942 (message-disassociate-draft)
3943 ;; Delete other mail buffers and stuff.
3944 (message-do-send-housekeeping)
3945 (message-do-actions message-send-actions)
3949 (defun message-send-via-mail (arg)
3950 "Send the current message via mail."
3951 (message-send-mail arg))
3953 (defun message-send-via-news (arg)
3954 "Send the current message via news."
3955 (funcall message-send-news-function arg))
3957 (defmacro message-check (type &rest forms)
3958 "Eval FORMS if TYPE is to be checked."
3959 `(or (message-check-element ,type)
3963 (put 'message-check 'lisp-indent-function 1)
3964 (put 'message-check 'edebug-form-spec '(form body))
3966 (defun message-text-with-property (prop &optional start end reverse)
3967 "Return a list of start and end positions where the text has PROP.
3968 START and END bound the search, they default to `point-min' and
3969 `point-max' respectively. If REVERSE is non-nil, find text which does
3972 (setq start (point-min)))
3974 (setq end (point-max)))
3978 (setq start (text-property-any start end prop nil)))
3979 (setq next (next-single-property-change start prop nil end))
3980 (push (cons start (or next end)) regions)
3983 (or (get-text-property start prop)
3984 (and (setq start (next-single-property-change
3985 start prop nil end))
3986 (get-text-property start prop))))
3987 (setq next (text-property-any start end prop nil))
3988 (push (cons start (or next end)) regions)
3990 (nreverse regions)))
3992 (defun message-fix-before-sending ()
3993 "Do various things to make the message nice before sending it."
3994 ;; Make sure there's a newline at the end of the message.
3995 (goto-char (point-max))
3998 ;; Make the hidden headers visible.
4000 ;; Sort headers before sending the message.
4001 (message-sort-headers)
4002 ;; Make invisible text visible.
4003 ;; It doesn't seem as if this is useful, since the invisible property
4004 ;; is clobbered by an after-change hook anyhow.
4005 (message-check 'invisible-text
4006 (let ((regions (message-text-with-property 'invisible))
4010 (setq from (caar regions)
4012 regions (cdr regions))
4013 (put-text-property from to 'invisible nil)
4014 (message-overlay-put (message-make-overlay from to)
4016 (unless (yes-or-no-p
4017 "Invisible text found and made visible; continue sending? ")
4018 (error "Invisible text found and made visible")))))
4019 (message-check 'illegible-text
4022 (skip-chars-forward mm-7bit-chars)
4024 (when (let ((char (char-after)))
4025 (or (< (mm-char-int char) 128)
4026 (and (mm-multibyte-p)
4027 (memq (char-charset char)
4028 '(eight-bit-control eight-bit-graphic
4030 (not (get-text-property
4031 (point) 'untranslated-utf-8)))))
4032 (message-overlay-put (message-make-overlay (point) (1+ (point)))
4036 (skip-chars-forward mm-7bit-chars))
4039 (gnus-multiple-choice
4040 "Non-printable characters found. Continue sending?"
4041 `((?d "Remove non-printable characters and send")
4043 "Replace non-printable characters with \"%s\" and send"
4044 message-replacement-char))
4045 (?i "Ignore non-printable characters and send")
4046 (?e "Continue editing"))))
4048 (error "Non-printable characters"))
4050 (skip-chars-forward mm-7bit-chars)
4052 (when (let ((char (char-after)))
4053 (or (< (mm-char-int char) 128)
4054 (and (mm-multibyte-p)
4055 ;; FIXME: Wrong for Emacs 23 (unicode) and for
4056 ;; things like undecable utf-8. Should at least
4057 ;; use find-coding-systems-region.
4058 (memq (char-charset char)
4059 '(eight-bit-control eight-bit-graphic
4061 (not (get-text-property
4062 (point) 'untranslated-utf-8)))))
4064 (message-kill-all-overlays)
4066 (when (eq choice ?r)
4067 (insert message-replacement-char))))
4069 (skip-chars-forward mm-7bit-chars))))))
4071 (defun message-add-action (action &rest types)
4072 "Add ACTION to be performed when doing an exit of type TYPES."
4074 (add-to-list (intern (format "message-%s-actions" (pop types)))
4077 (defun message-delete-action (action &rest types)
4078 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
4081 (set (setq var (intern (format "message-%s-actions" (pop types))))
4082 (delq action (symbol-value var))))))
4084 (defun message-do-actions (actions)
4085 "Perform all actions in ACTIONS."
4086 ;; Now perform actions on successful sending.
4087 (dolist (action actions)
4090 ;; A simple function.
4093 ;; Something to be evaled.
4097 (defun message-send-mail-partially ()
4098 "Send mail as message/partial."
4099 ;; replace the header delimiter with a blank line
4100 (goto-char (point-min))
4102 (concat "^" (regexp-quote mail-header-separator) "\n"))
4103 (replace-match "\n")
4104 (run-hooks 'message-send-mail-hook)
4105 (let ((p (goto-char (point-min)))
4106 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
4107 (curbuf (current-buffer))
4108 (id (message-make-message-id)) (n 1)
4109 plist total header required-mail-headers)
4111 (if (< (point-max) (+ p message-send-mail-partially-limit))
4112 (goto-char (point-max))
4113 (goto-char (+ p message-send-mail-partially-limit))
4115 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
4118 (setq total (length plist))
4119 (push (point-max) plist)
4120 (setq plist (nreverse plist))
4123 (setq p (pop plist))
4126 (copy-to-buffer tembuf p (car plist))
4128 (goto-char (point-min))
4131 (goto-char (point-min))
4132 (narrow-to-region (point) (point))
4135 (setq header (buffer-substring (point-min) (point)))
4136 (goto-char (point-min))
4137 (narrow-to-region (point) (point))
4139 (message-remove-header "Mime-Version")
4140 (message-remove-header "Content-Type")
4141 (message-remove-header "Content-Transfer-Encoding")
4142 (message-remove-header "Message-ID")
4143 (message-remove-header "Lines")
4144 (goto-char (point-max))
4145 (insert "Mime-Version: 1.0\n")
4146 (setq header (buffer-string)))
4147 (goto-char (point-max))
4148 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
4151 (let ((mail-header-separator ""))
4152 (when (memq 'Message-ID message-required-mail-headers)
4153 (insert "Message-ID: " (message-make-message-id) "\n"))
4154 (when (memq 'Lines message-required-mail-headers)
4155 (insert "Lines: " (message-make-lines) "\n"))
4156 (message-goto-subject)
4158 (insert (format " (%d/%d)" n total))
4160 (mm-with-unibyte-current-buffer
4161 (funcall (or message-send-mail-real-function
4162 message-send-mail-function))))
4164 (setq p (pop plist))
4166 (kill-buffer tembuf))))
4168 (defun message-send-mail (&optional arg)
4169 (require 'mail-utils)
4170 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
4171 (case-fold-search nil)
4172 (news (message-news-p))
4173 (mailbuf (current-buffer))
4174 (message-this-is-mail t)
4175 (message-posting-charset
4176 (if (fboundp 'gnus-setup-posting-charset)
4177 (gnus-setup-posting-charset nil)
4178 message-posting-charset))
4179 (headers message-required-mail-headers))
4180 (when (and message-generate-hashcash
4181 (not (eq message-generate-hashcash 'opportunistic)))
4182 (message "Generating hashcash...")
4183 ;; Wait for calculations already started to finish...
4184 (hashcash-wait-async)
4185 ;; ...and do calculations not already done. mail-add-payment
4186 ;; will leave existing X-Hashcash headers alone.
4188 (message "Generating hashcash...done"))
4190 (message-narrow-to-headers)
4191 ;; Generate the Mail-Followup-To header if the header is not there...
4192 (if (and (message-subscribed-p)
4193 (not (mail-fetch-field "mail-followup-to")))
4196 (cons "Mail-Followup-To" (message-make-mail-followup-to))
4197 message-required-mail-headers))
4198 ;; otherwise, delete the MFT header if the field is empty
4199 (when (equal "" (mail-fetch-field "mail-followup-to"))
4200 (message-remove-header "^Mail-Followup-To:")))
4201 ;; Insert some headers.
4202 (let ((message-deletable-headers
4203 (if news nil message-deletable-headers)))
4204 (message-generate-headers headers))
4205 ;; Check continuation headers.
4206 (message-check 'continuation-headers
4207 (goto-char (point-min))
4208 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4209 (goto-char (match-beginning 0))
4210 (if (y-or-n-p "Fix continuation lines? ")
4213 (unless (y-or-n-p "Send anyway? ")
4214 (error "Failed to send the message")))))
4215 ;; Let the user do all of the above.
4216 (run-hooks 'message-header-hook))
4221 ;; Avoid copying text props (except hard newlines).
4222 (insert (with-current-buffer mailbuf
4223 (mml-buffer-substring-no-properties-except-hard-newlines
4224 (point-min) (point-max))))
4225 ;; Remove some headers.
4226 (message-encode-message-body)
4228 (message-narrow-to-headers)
4229 ;; We (re)generate the Lines header.
4230 (when (memq 'Lines message-required-mail-headers)
4231 (message-generate-headers '(Lines)))
4232 ;; Remove some headers.
4233 (message-remove-header message-ignored-mail-headers t)
4234 (let ((mail-parse-charset message-default-charset))
4235 (mail-encode-encoded-word-buffer)))
4236 (goto-char (point-max))
4237 ;; require one newline at the end.
4238 (or (= (preceding-char) ?\n)
4240 (message-cleanup-headers)
4241 ;; FIXME: we're inserting the courtesy copy after encoding.
4242 ;; This is wrong if the courtesy copy string contains
4243 ;; non-ASCII characters. -- jh
4246 (message-narrow-to-headers)
4248 (or (message-fetch-field "cc")
4249 (message-fetch-field "bcc")
4250 (message-fetch-field "to"))
4251 (let ((content-type (message-fetch-field
4256 (string= "text/plain"
4258 (mail-header-parse-content-type
4262 (message-fetch-field
4263 "content-transfer-encoding")))))))
4264 (message-insert-courtesy-copy))
4265 (if (or (not message-send-mail-partially-limit)
4266 (< (buffer-size) message-send-mail-partially-limit)
4267 (not (message-y-or-n-p
4268 "The message size is too large, split? "
4272 (/ (buffer-size) 1000) "KB, is too large.
4274 Some mail gateways (MTA's) bounce large messages. To avoid the
4275 problem, answer `y', and the message will be split into several
4276 smaller pieces, the size of each is about "
4277 (/ message-send-mail-partially-limit 1000)
4281 However, some mail readers (MUA's) can't read split messages, i.e.,
4282 mails in message/partially format. Answer `n', and the message will be
4285 The size limit is controlled by `message-send-mail-partially-limit'.
4286 If you always want Gnus to send messages in one piece, set
4287 `message-send-mail-partially-limit' to nil.
4289 (mm-with-unibyte-current-buffer
4290 (message "Sending via mail...")
4291 (funcall (or message-send-mail-real-function
4292 message-send-mail-function)))
4293 (message-send-mail-partially)))
4294 (kill-buffer tembuf))
4295 (set-buffer mailbuf)
4296 (push 'mail message-sent-message-via)))
4298 (defun message-send-mail-with-sendmail ()
4299 "Send off the prepared buffer with sendmail."
4300 (let ((errbuf (if message-interactive
4301 (message-generate-new-buffer-clone-locals
4304 resend-to-addresses delimline)
4307 (let ((case-fold-search t))
4309 (message-narrow-to-headers)
4310 (setq resend-to-addresses (message-fetch-field "resent-to")))
4311 ;; Change header-delimiter to be what sendmail expects.
4312 (goto-char (point-min))
4314 (concat "^" (regexp-quote mail-header-separator) "\n"))
4315 (replace-match "\n")
4317 (setq delimline (point-marker))
4318 (run-hooks 'message-send-mail-hook)
4319 ;; Insert an extra newline if we need it to work around
4320 ;; Sun's bug that swallows newlines.
4321 (goto-char (1+ delimline))
4322 (when (eval message-mailer-swallows-blank-line)
4324 (when message-interactive
4325 (with-current-buffer errbuf
4327 (let* ((default-directory "/")
4328 (coding-system-for-write message-send-coding-system)
4330 'call-process-region
4332 (list (point-min) (point-max)
4333 (cond ((boundp 'sendmail-program)
4335 ((file-exists-p "/usr/sbin/sendmail")
4336 "/usr/sbin/sendmail")
4337 ((file-exists-p "/usr/lib/sendmail")
4338 "/usr/lib/sendmail")
4339 ((file-exists-p "/usr/ucblib/sendmail")
4340 "/usr/ucblib/sendmail")
4342 nil errbuf nil "-oi")
4343 message-sendmail-extra-arguments
4344 ;; Always specify who from,
4345 ;; since some systems have broken sendmails.
4346 ;; But some systems are more broken with -f, so
4347 ;; we'll let users override this.
4348 (if (null message-sendmail-f-is-evil)
4349 (list "-f" (message-sendmail-envelope-from)))
4350 ;; These mean "report errors by mail"
4351 ;; and "deliver in background".
4352 (if (null message-interactive) '("-oem" "-odb"))
4353 ;; Get the addresses from the message
4354 ;; unless this is a resend.
4355 ;; We must not do that for a resend
4356 ;; because we would find the original addresses.
4357 ;; For a resend, include the specific addresses.
4358 (if resend-to-addresses
4359 (list resend-to-addresses)
4361 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
4362 (error "Sending...failed with exit value %d" cpr)))
4363 (when message-interactive
4366 (goto-char (point-min))
4367 (while (re-search-forward "\n+ *" nil t)
4368 (replace-match "; "))
4369 (if (not (zerop (buffer-size)))
4370 (error "Sending...failed to %s"
4371 (buffer-string))))))
4372 (when (bufferp errbuf)
4373 (kill-buffer errbuf)))))
4375 (defun message-send-mail-with-qmail ()
4376 "Pass the prepared message buffer to qmail-inject.
4377 Refer to the documentation for the variable `message-send-mail-function'
4378 to find out how to use this."
4379 ;; replace the header delimiter with a blank line
4380 (goto-char (point-min))
4382 (concat "^" (regexp-quote mail-header-separator) "\n"))
4383 (replace-match "\n")
4384 (run-hooks 'message-send-mail-hook)
4387 (let ((coding-system-for-write message-send-coding-system))
4389 'call-process-region (point-min) (point-max)
4390 message-qmail-inject-program nil nil nil
4391 ;; qmail-inject's default behaviour is to look for addresses on the
4392 ;; command line; if there're none, it scans the headers.
4393 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4395 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4396 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4397 ;; message from stdin.
4399 ;; qmail also has the advantage of not having been raped by
4400 ;; various vendors, so we don't have to allow for that, either --
4401 ;; compare this with message-send-mail-with-sendmail and weep
4402 ;; for sendmail's lost innocence.
4404 ;; all this is way cool coz it lets us keep the arguments entirely
4405 ;; free for -inject-arguments -- a big win for the user and for us
4406 ;; since we don't have to play that double-guessing game and the user
4407 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4408 (if (functionp message-qmail-inject-args)
4409 (funcall message-qmail-inject-args)
4410 message-qmail-inject-args)))
4411 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4412 ;; we have to look at the retval instead
4414 (100 (error "qmail-inject reported permanent failure"))
4415 (111 (error "qmail-inject reported transient failure"))
4416 ;; should never happen
4417 (t (error "qmail-inject reported unknown failure"))))
4419 (defun message-send-mail-with-mh ()
4420 "Send the prepared message buffer with mh."
4421 (let ((mh-previous-window-config nil)
4422 (name (mh-new-draft-name)))
4423 (setq buffer-file-name name)
4424 ;; MH wants to generate these headers itself.
4425 (when message-mh-deletable-headers
4426 (let ((headers message-mh-deletable-headers))
4428 (goto-char (point-min))
4429 (and (re-search-forward
4430 (concat "^" (symbol-name (car headers)) ": *") nil t)
4431 (message-delete-line))
4433 (run-hooks 'message-send-mail-hook)
4434 ;; Pass it on to mh.
4437 (defun message-smtpmail-send-it ()
4438 "Send the prepared message buffer with `smtpmail-send-it'.
4439 This only differs from `smtpmail-send-it' that this command evaluates
4440 `message-send-mail-hook' just before sending a message. It is useful
4441 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4442 manual for details."
4443 (run-hooks 'message-send-mail-hook)
4446 (defun message-canlock-generate ()
4447 "Return a string that is non-trivial to guess.
4448 Do not use this for anything important, it is cryptographically weak."
4450 (let (sha1-maximum-internal-length)
4451 (sha1 (concat (message-unique-id)
4452 (format "%x%x%x" (random) (random t) (random))
4453 (prin1-to-string (recent-keys))
4454 (prin1-to-string (garbage-collect))))))
4456 (defun message-canlock-password ()
4457 "The password used by message for cancel locks.
4458 This is the value of `canlock-password', if that option is non-nil.
4459 Otherwise, generate and save a value for `canlock-password' first."
4460 (unless canlock-password
4461 (customize-save-variable 'canlock-password (message-canlock-generate))
4462 (setq canlock-password-for-verify canlock-password))
4465 (defun message-insert-canlock ()
4466 (when message-insert-canlock
4467 (message-canlock-password)
4468 (canlock-insert-header)))
4470 (defun message-send-news (&optional arg)
4471 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4472 (case-fold-search nil)
4473 (method (if (functionp message-post-method)
4474 (funcall message-post-method arg)
4475 message-post-method))
4476 (newsgroups-field (save-restriction
4477 (message-narrow-to-headers-or-head)
4478 (message-fetch-field "Newsgroups")))
4479 (followup-field (save-restriction
4480 (message-narrow-to-headers-or-head)
4481 (message-fetch-field "Followup-To")))
4482 ;; BUG: We really need to get the charset for each name in the
4483 ;; Newsgroups and Followup-To lines to allow crossposting
4484 ;; between group namess with incompatible character sets.
4485 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4486 (group-field-charset
4487 (gnus-group-name-charset method newsgroups-field))
4488 (followup-field-charset
4489 (gnus-group-name-charset method (or followup-field "")))
4490 (rfc2047-header-encoding-alist
4491 (append (when group-field-charset
4492 (list (cons "Newsgroups" group-field-charset)))
4493 (when followup-field-charset
4494 (list (cons "Followup-To" followup-field-charset)))
4495 rfc2047-header-encoding-alist))
4496 (messbuf (current-buffer))
4497 (message-syntax-checks
4499 (listp message-syntax-checks))
4500 (cons '(existing-newsgroups . disabled)
4501 message-syntax-checks)
4502 message-syntax-checks))
4503 (message-this-is-news t)
4504 (message-posting-charset
4505 (gnus-setup-posting-charset newsgroups-field))
4507 (if (not (message-check-news-body-syntax))
4510 (message-narrow-to-headers)
4511 ;; Insert some headers.
4512 (message-generate-headers message-required-news-headers)
4513 (message-insert-canlock)
4514 ;; Let the user do all of the above.
4515 (run-hooks 'message-header-hook))
4516 ;; Note: This check will be disabled by the ".*" default value for
4517 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4518 (when (and group-field-charset
4519 (listp message-syntax-checks))
4520 (setq message-syntax-checks
4521 (cons '(valid-newsgroups . disabled)
4522 message-syntax-checks)))
4523 (message-cleanup-headers)
4524 (if (not (let ((message-post-method method))
4525 (message-check-news-syntax)))
4530 (buffer-disable-undo)
4532 ;; Avoid copying text props (except hard newlines).
4534 (with-current-buffer messbuf
4535 (mml-buffer-substring-no-properties-except-hard-newlines
4536 (point-min) (point-max))))
4537 (message-encode-message-body)
4538 ;; Remove some headers.
4540 (message-narrow-to-headers)
4541 ;; We (re)generate the Lines header.
4542 (when (memq 'Lines message-required-mail-headers)
4543 (message-generate-headers '(Lines)))
4544 ;; Remove some headers.
4545 (message-remove-header message-ignored-news-headers t)
4546 (let ((mail-parse-charset message-default-charset))
4547 (mail-encode-encoded-word-buffer)))
4548 (goto-char (point-max))
4549 ;; require one newline at the end.
4550 (or (= (preceding-char) ?\n)
4552 (let ((case-fold-search t))
4553 ;; Remove the delimiter.
4554 (goto-char (point-min))
4556 (concat "^" (regexp-quote mail-header-separator) "\n"))
4557 (replace-match "\n")
4559 (run-hooks 'message-send-news-hook)
4560 (gnus-open-server method)
4561 (message "Sending news via %s..." (gnus-server-string method))
4562 (setq result (let ((mail-header-separator ""))
4563 (gnus-request-post method))))
4564 (kill-buffer tembuf))
4565 (set-buffer messbuf)
4567 (push 'news message-sent-message-via)
4568 (message "Couldn't send message via news: %s"
4569 (nnheader-get-report (car method)))
4573 ;;; Header generation & syntax checking.
4576 (defun message-check-element (type)
4577 "Return non-nil if this TYPE is not to be checked."
4578 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4580 (let ((able (assq type message-syntax-checks)))
4582 (eq (cdr able) 'disabled)))))
4584 (defun message-check-news-syntax ()
4585 "Check the syntax of the message."
4589 ;; We narrow to the headers and check them first.
4592 (message-narrow-to-headers)
4593 (message-check-news-header-syntax))))))
4595 (defun message-check-news-header-syntax ()
4597 ;; Check Newsgroups header.
4598 (message-check 'newsgroups
4599 (let ((group (message-fetch-field "newsgroups")))
4602 (not (string-match "\\`[ \t]*\\'" group)))
4605 "The newsgroups field is empty or missing. Posting is denied.")))))
4606 ;; Check the Subject header.
4607 (message-check 'subject
4608 (let* ((case-fold-search t)
4609 (subject (message-fetch-field "subject")))
4612 (not (string-match "\\`[ \t]*\\'" subject)))
4615 "The subject field is empty or missing. Posting is denied.")))))
4616 ;; Check for commands in Subject.
4617 (message-check 'subject-cmsg
4618 (if (string-match "^cmsg " (message-fetch-field "subject"))
4620 "The control code \"cmsg\" is in the subject. Really post? ")
4622 ;; Check long header lines.
4623 (message-check 'long-header-lines
4624 (let ((start (point))
4628 (while (and (not found)
4629 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4630 (if (> (- (point) (match-beginning 0)) 998)
4632 length (- (point) (match-beginning 0)))
4633 (setq header (match-string-no-properties 1)))
4634 (setq start (match-beginning 0))
4637 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4640 ;; Check for multiple identical headers.
4641 (message-check 'multiple-headers
4643 (while (and (not found)
4644 (re-search-forward "^[^ \t:]+: " nil t))
4646 (or (re-search-forward
4651 (match-beginning 0) (- (match-end 0) 2))))
4656 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4658 ;; Check for Version and Sendsys.
4659 (message-check 'sendsys
4660 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4662 (format "The article contains a %s command. Really post? "
4663 (buffer-substring (match-beginning 0)
4664 (1- (match-end 0)))))
4666 ;; See whether we can shorten Followup-To.
4667 (message-check 'shorten-followup-to
4668 (let ((newsgroups (message-fetch-field "newsgroups"))
4669 (followup-to (message-fetch-field "followup-to"))
4671 (when (and newsgroups
4672 (string-match "," newsgroups)
4677 (setq to (completing-read
4678 "Followups to (default no Followup-To header): "
4681 (message-tokenize-header
4683 (goto-char (point-min))
4684 (insert "Followup-To: " to "\n"))
4686 ;; Check "Shoot me".
4687 (message-check 'shoot
4688 (if (re-search-forward
4689 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4690 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4692 ;; Check for Approved.
4693 (message-check 'approved
4694 (if (re-search-forward "^Approved:" nil t)
4695 (y-or-n-p "The article contains an Approved header. Really post? ")
4697 ;; Check the Message-ID header.
4698 (message-check 'message-id
4699 (let* ((case-fold-search t)
4700 (message-id (message-fetch-field "message-id" t)))
4701 (or (not message-id)
4702 ;; Is there an @ in the ID?
4703 (and (string-match "@" message-id)
4704 ;; Is there a dot in the ID?
4705 (string-match "@[^.]*\\." message-id)
4706 ;; Does the ID end with a dot?
4707 (not (string-match "\\.>" message-id)))
4709 (format "The Message-ID looks strange: \"%s\". Really post? "
4711 ;; Check the Newsgroups & Followup-To headers.
4712 (message-check 'existing-newsgroups
4713 (let* ((case-fold-search t)
4714 (newsgroups (message-fetch-field "newsgroups"))
4715 (followup-to (message-fetch-field "followup-to"))
4716 (groups (message-tokenize-header
4718 (concat newsgroups "," followup-to)
4720 (post-method (if (functionp message-post-method)
4721 (funcall message-post-method)
4722 message-post-method))
4723 ;; KLUDGE to handle nnvirtual groups. Doing this right
4724 ;; would probably involve a new nnoo function.
4725 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4726 (method (if (and (consp post-method)
4727 (eq (car post-method) 'nnvirtual)
4728 gnus-message-group-art)
4729 (let ((group (car (nnvirtual-find-group-art
4730 (car gnus-message-group-art)
4731 (cdr gnus-message-group-art)))))
4732 (gnus-find-method-for-group group))
4736 (gnus-group-name-decode
4737 (gnus-group-real-name n)
4738 (gnus-group-name-charset method n)))
4739 (gnus-groups-from-server method)))
4742 (when (and (not (equal (car groups) "poster"))
4743 (not (member (car groups) known-groups))
4744 (not (member (car groups) errors)))
4745 (push (car groups) errors))
4748 ;; Gnus is not running.
4749 ((or (not (and (boundp 'gnus-active-hashtb)
4750 gnus-active-hashtb))
4751 (not (boundp 'gnus-read-active-file)))
4753 ;; We don't have all the group names.
4754 ((and (or (not gnus-read-active-file)
4755 (eq gnus-read-active-file 'some))
4759 "Really use %s possibly unknown group%s: %s? "
4760 (if (= (length errors) 1) "this" "these")
4761 (if (= (length errors) 1) "" "s")
4762 (mapconcat 'identity errors ", "))))
4763 ;; There were no errors.
4766 ;; There are unknown groups.
4770 "Really post to %s unknown group%s: %s? "
4771 (if (= (length errors) 1) "this" "these")
4772 (if (= (length errors) 1) "" "s")
4773 (mapconcat 'identity errors ", ")))))))
4774 ;; Check continuation headers.
4775 (message-check 'continuation-headers
4776 (goto-char (point-min))
4777 (let ((do-posting t))
4778 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4779 (goto-char (match-beginning 0))
4780 (if (y-or-n-p "Fix continuation lines? ")
4783 (unless (y-or-n-p "Send anyway? ")
4784 (setq do-posting nil))))
4786 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4787 (message-check 'valid-newsgroups
4788 (let ((case-fold-search t)
4789 (headers '("Newsgroups" "Followup-To"))
4791 (while (and headers (not error))
4792 (when (setq header (mail-fetch-field (car headers)))
4796 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4801 (not (string-match "\\.\\'\\|\\.\\." g)))
4802 (message-tokenize-header header ","))))
4809 (format "The %s header looks odd: \"%s\". Really post? "
4810 (car headers) header)))))
4811 (message-check 'repeated-newsgroups
4812 (let ((case-fold-search t)
4813 (headers '("Newsgroups" "Followup-To"))
4814 header error groups group)
4817 (when (setq header (mail-fetch-field (pop headers)))
4818 (setq groups (message-tokenize-header header ","))
4819 (while (setq group (pop groups))
4820 (when (member group groups)
4826 (format "Group %s is repeated in headers. Really post? " error)))))
4827 ;; Check the From header.
4828 (message-check 'from
4829 (let* ((case-fold-search t)
4830 (from (message-fetch-field "from"))
4834 (message "There is no From line. Posting is denied.")
4836 ((or (not (string-match
4838 (setq ad (nth 1 (mail-extract-address-components
4839 from))))) ;larsi@ifi
4840 (string-match "\\.\\." ad) ;larsi@ifi..uio
4841 (string-match "@\\." ad) ;larsi@.ifi.uio
4842 (string-match "\\.$" ad) ;larsi@ifi.uio.
4843 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4844 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4846 "Denied posting -- the From looks strange: \"%s\"." from)
4848 ((let ((addresses (rfc822-addresses from)))
4849 (while (and addresses
4850 (not (eq (string-to-char (car addresses)) ?\()))
4851 (setq addresses (cdr addresses)))
4854 "Denied posting -- bad From address: \"%s\"." from)
4857 ;; Check the Reply-To header.
4858 (message-check 'reply-to
4859 (let* ((case-fold-search t)
4860 (reply-to (message-fetch-field "reply-to"))
4865 ((string-match "," reply-to)
4867 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4869 ((or (not (string-match
4871 (setq ad (nth 1 (mail-extract-address-components
4872 reply-to))))) ;larsi@ifi
4873 (string-match "\\.\\." ad) ;larsi@ifi..uio
4874 (string-match "@\\." ad) ;larsi@.ifi.uio
4875 (string-match "\\.$" ad) ;larsi@ifi.uio.
4876 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4877 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4880 "The Reply-To looks strange: \"%s\". Really post? "
4884 (defun message-check-news-body-syntax ()
4886 ;; Check for long lines.
4887 (message-check 'long-lines
4888 (goto-char (point-min))
4890 (concat "^" (regexp-quote mail-header-separator) "$"))
4894 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4897 (< (- (point) p) 80)))
4898 (zerop (forward-line 1))))
4902 "You have lines longer than 79 characters. Really post? ")))
4903 ;; Check whether the article is empty.
4904 (message-check 'empty
4905 (goto-char (point-min))
4907 (concat "^" (regexp-quote mail-header-separator) "$"))
4910 (goto-char (point-max))
4911 (re-search-backward message-signature-separator nil t)
4913 (or (re-search-backward "[^ \n\t]" b t)
4914 (if (message-gnksa-enable-p 'empty-article)
4915 (y-or-n-p "Empty article. Really post? ")
4916 (message "Denied posting -- Empty article.")
4918 ;; Check for control characters.
4919 (message-check 'control-chars
4920 (if (re-search-forward
4921 (mm-string-as-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
4924 "The article contains control characters. Really post? ")
4926 ;; Check excessive size.
4927 (message-check 'size
4928 (if (> (buffer-size) 60000)
4930 (format "The article is %d octets long. Really post? "
4933 ;; Check whether any new text has been added.
4934 (message-check 'new-text
4936 (not message-checksum)
4937 (not (eq (message-checksum) message-checksum))
4938 (if (message-gnksa-enable-p 'quoted-text-only)
4940 "It looks like no new text has been added. Really post? ")
4941 (message "Denied posting -- no new text has been added.")
4943 ;; Check the length of the signature.
4944 (message-check 'signature
4945 (goto-char (point-max))
4946 (if (> (count-lines (point) (point-max)) 5)
4949 "Your .sig is %d lines; it should be max 4. Really post? "
4950 (1- (count-lines (point) (point-max)))))
4952 ;; Ensure that text follows last quoted portion.
4953 (message-check 'quoting-style
4954 (goto-char (point-max))
4955 (let ((no-problem t))
4956 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4957 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4960 (if (message-gnksa-enable-p 'quoted-text-only)
4961 (y-or-n-p "Your text should follow quoted text. Really post? ")
4963 (goto-char (point-min))
4965 (concat "^" (regexp-quote mail-header-separator) "$"))
4966 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4967 (y-or-n-p "Your text should follow quoted text. Really post? ")
4968 (message "Denied posting -- only quoted text.")
4971 (defun message-checksum ()
4972 "Return a \"checksum\" for the current buffer."
4975 (goto-char (point-min))
4977 (concat "^" (regexp-quote mail-header-separator) "$"))
4979 (when (not (looking-at "[ \t\n]"))
4980 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4985 (defun message-do-fcc ()
4986 "Process Fcc headers in the current buffer."
4987 (let ((case-fold-search t)
4988 (buf (current-buffer))
4990 (mml-externalize-attachments message-fcc-externalize-attachments))
4993 (message-narrow-to-headers)
4994 (setq file (message-fetch-field "fcc" t)))
4996 (set-buffer (get-buffer-create " *message temp*"))
4998 (insert-buffer-substring buf)
4999 (message-encode-message-body)
5001 (message-narrow-to-headers)
5002 (while (setq file (message-fetch-field "fcc" t))
5004 (message-remove-header "fcc" nil t))
5005 (let ((mail-parse-charset message-default-charset)
5006 (rfc2047-header-encoding-alist
5007 (cons '("Newsgroups" . default)
5008 rfc2047-header-encoding-alist)))
5009 (mail-encode-encoded-word-buffer)))
5010 (goto-char (point-min))
5011 (when (re-search-forward
5012 (concat "^" (regexp-quote mail-header-separator) "$")
5014 (replace-match "" t t ))
5015 ;; Process FCC operations.
5017 (setq file (pop list))
5018 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
5019 ;; Pipe the article to the program in question.
5020 (call-process-region (point-min) (point-max) shell-file-name
5021 nil nil nil shell-command-switch
5022 (match-string 1 file))
5023 ;; Save the article.
5024 (setq file (expand-file-name file))
5025 (unless (file-exists-p (file-name-directory file))
5026 (make-directory (file-name-directory file) t))
5027 (if (and message-fcc-handler-function
5028 (not (eq message-fcc-handler-function 'rmail-output)))
5029 (funcall message-fcc-handler-function file)
5030 (if (and (file-readable-p file) (mail-file-babyl-p file))
5031 (rmail-output file 1 nil t)
5032 (let ((mail-use-rfc822 t))
5033 (rmail-output file 1 t t))))))
5034 (kill-buffer (current-buffer))))))
5036 (defun message-output (filename)
5037 "Append this article to Unix/babyl mail file FILENAME."
5038 (if (and (file-readable-p filename)
5039 (mail-file-babyl-p filename))
5040 (gnus-output-to-rmail filename t)
5041 (gnus-output-to-mail filename t)))
5043 (defun message-cleanup-headers ()
5044 "Do various automatic cleanups of the headers."
5045 ;; Remove empty lines in the header.
5047 (message-narrow-to-headers)
5048 ;; Remove blank lines.
5049 (while (re-search-forward "^[ \t]*\n" nil t)
5050 (replace-match "" t t))
5052 ;; Correct Newsgroups and Followup-To headers: Change sequence of
5053 ;; spaces to comma and eliminate spaces around commas. Eliminate
5054 ;; embedded line breaks.
5055 (goto-char (point-min))
5056 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
5060 (if (re-search-forward "^[^ \t]" nil t)
5064 (goto-char (point-min))
5065 (while (re-search-forward "\n[ \t]+" nil t)
5066 (replace-match " " t t)) ;No line breaks (too confusing)
5067 (goto-char (point-min))
5068 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
5069 (replace-match "," t t))
5070 (goto-char (point-min))
5071 ;; Remove trailing commas.
5072 (when (re-search-forward ",+$" nil t)
5073 (replace-match "" t t))))))
5075 (defun message-make-date (&optional now)
5076 "Make a valid data header.
5077 If NOW, use that time instead."
5078 (let ((system-time-locale "C"))
5079 (format-time-string "%a, %d %b %Y %T %z" now)))
5081 (defun message-insert-expires (days)
5082 "Insert the Expires header. Expiry in DAYS days."
5083 (interactive "NExpire article in how many days? ")
5085 (message-position-on-field "Expires" "X-Draft-From")
5086 (insert (message-make-expires-date days))))
5088 (defun message-make-expires-date (days)
5089 "Make date string for the Expires header. Expiry in DAYS days.
5091 In posting styles use `(\"Expires\" (make-expires-date 30))'."
5092 (let* ((cur (decode-time (current-time)))
5093 (nday (+ days (nth 3 cur))))
5094 (setf (nth 3 cur) nday)
5095 (message-make-date (apply 'encode-time cur))))
5097 (defun message-make-message-id ()
5098 "Make a unique Message-ID."
5099 (concat "<" (message-unique-id)
5100 (let ((psubject (save-excursion (message-fetch-field "subject")))
5102 (save-excursion (message-fetch-field "supersedes"))))
5104 (and message-reply-headers
5105 (mail-header-references message-reply-headers)
5106 (mail-header-subject message-reply-headers)
5109 (message-strip-subject-re
5110 (mail-header-subject message-reply-headers))
5111 (message-strip-subject-re psubject))))
5113 (string-match "_-_@" psupersedes)))
5115 "@" (message-make-fqdn) ">"))
5117 (defvar message-unique-id-char nil)
5119 ;; If you ever change this function, make sure the new version
5120 ;; cannot generate IDs that the old version could.
5121 ;; You might for example insert a "." somewhere (not next to another dot
5122 ;; or string boundary), or modify the "fsf" string.
5123 (defun message-unique-id ()
5124 ;; Don't use microseconds from (current-time), they may be unsupported.
5125 ;; Instead we use this randomly inited counter.
5126 (setq message-unique-id-char
5127 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
5128 ;; (current-time) returns 16-bit ints,
5129 ;; and 2^16*25 just fits into 4 digits i base 36.
5131 (let ((tm (current-time)))
5133 (if (or (memq system-type '(ms-dos emx vax-vms))
5134 ;; message-number-base36 doesn't handle bigints.
5135 (floatp (user-uid)))
5136 (let ((user (downcase (user-login-name))))
5137 (while (string-match "[^a-z0-9_]" user)
5138 (aset user (match-beginning 0) ?_))
5140 (message-number-base36 (user-uid) -1))
5141 (message-number-base36 (+ (car tm)
5142 (lsh (% message-unique-id-char 25) 16)) 4)
5143 (message-number-base36 (+ (nth 1 tm)
5144 (lsh (/ message-unique-id-char 25) 16)) 4)
5145 ;; Append a given name, because while the generated ID is unique
5146 ;; to this newsreader, other newsreaders might otherwise generate
5147 ;; the same ID via another algorithm.
5150 (defun message-number-base36 (num len)
5155 (concat (message-number-base36 (/ num 36) (1- len))
5156 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5159 (defun message-make-organization ()
5160 "Make an Organization header."
5161 (let* ((organization
5162 (when message-user-organization
5163 (if (functionp message-user-organization)
5164 (funcall message-user-organization)
5165 message-user-organization))))
5167 (mm-enable-multibyte)
5168 (cond ((stringp organization)
5169 (insert organization))
5170 ((and (eq t organization)
5171 message-user-organization-file
5172 (file-exists-p message-user-organization-file))
5173 (insert-file-contents message-user-organization-file)))
5174 (goto-char (point-min))
5175 (while (re-search-forward "[\t\n]+" nil t)
5176 (replace-match "" t t))
5177 (unless (zerop (buffer-size))
5180 (defun message-make-lines ()
5181 "Count the number of lines and return numeric string."
5186 (int-to-string (count-lines (point) (point-max))))))
5188 (defun message-make-references ()
5189 "Return the References header for this message."
5190 (when message-reply-headers
5191 (let ((message-id (mail-header-message-id message-reply-headers))
5192 (references (mail-header-references message-reply-headers))
5194 (if (or references message-id)
5195 (concat (or references "") (and references " ")
5199 (defun message-make-in-reply-to ()
5200 "Return the In-Reply-To header for this message."
5201 (when message-reply-headers
5202 (let ((from (mail-header-from message-reply-headers))
5203 (date (mail-header-date message-reply-headers))
5204 (msg-id (mail-header-message-id message-reply-headers)))
5206 (let ((name (mail-extract-address-components from)))
5208 msg-id (if msg-id " (")
5210 (if (string-match "[^\000-\177]" (car name))
5211 ;; Quote a string containing non-ASCII characters.
5212 ;; It will make the RFC2047 encoder cause an error
5213 ;; if there are special characters.
5214 (let ((default-enable-multibyte-characters t))
5217 (goto-char (point-min))
5218 (while (search-forward "\"" nil t)
5221 (zerop (% (skip-chars-backward "\\\\") 2))
5222 (goto-char (match-beginning 0)))
5225 ;; Those quotes will be removed by the RFC2047 encoder.
5226 (concat "\"" (buffer-string) "\"")))
5230 (if (or (not date) (string= date ""))
5231 "(unknown date)" date)
5232 "\"" (if msg-id ")")))))))
5234 (defun message-make-distribution ()
5235 "Make a Distribution header."
5236 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5237 (cond ((functionp message-distribution-function)
5238 (funcall message-distribution-function))
5239 (t orig-distribution))))
5241 (defun message-make-expires ()
5242 "Return an Expires header based on `message-expires'."
5243 (let ((current (current-time))
5244 (future (* 1.0 message-expires 60 60 24)))
5245 ;; Add the future to current.
5246 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5247 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5248 (message-make-date current)))
5250 (defun message-make-path ()
5252 (let ((login-name (user-login-name)))
5253 (cond ((null message-user-path)
5254 (concat (system-name) "!" login-name))
5255 ((stringp message-user-path)
5256 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5257 (concat message-user-path "!" login-name))
5260 (defun message-make-from (&optional name address )
5261 "Make a From header."
5262 (let* ((style message-from-style)
5263 (login (or address (message-make-address)))
5265 (and (boundp 'user-full-name)
5268 (when (string= fullname "&")
5269 (setq fullname (user-login-name)))
5271 (mm-enable-multibyte)
5274 (equal fullname ""))
5276 ((or (eq style 'angles)
5277 (and (not (eq style 'parens))
5278 ;; Use angles if no quoting is needed, or if parens would
5279 ;; need quoting too.
5280 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5281 (let ((tmp (concat fullname nil)))
5282 (while (string-match "([^()]*)" tmp)
5283 (aset tmp (match-beginning 0) ?-)
5284 (aset tmp (1- (match-end 0)) ?-))
5285 (string-match "[\\()]" tmp)))))
5287 (goto-char (point-min))
5288 ;; Look for a character that cannot appear unquoted
5289 ;; according to RFC 822.
5290 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
5291 ;; Quote fullname, escaping specials.
5292 (goto-char (point-min))
5294 (while (re-search-forward "[\"\\]" nil 1)
5295 (replace-match "\\\\\\&" t))
5297 (insert " <" login ">"))
5298 (t ; 'parens or default
5300 (let ((fullname-start (point)))
5302 (goto-char fullname-start)
5303 ;; RFC 822 says \ and nonmatching parentheses
5304 ;; must be escaped in comments.
5305 ;; Escape every instance of ()\ ...
5306 (while (re-search-forward "[()\\]" nil 1)
5307 (replace-match "\\\\\\&" t))
5308 ;; ... then undo escaping of matching parentheses,
5309 ;; including matching nested parentheses.
5310 (goto-char fullname-start)
5311 (while (re-search-forward
5312 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5314 (replace-match "\\1(\\3)" t)
5315 (goto-char fullname-start)))
5319 (defun message-make-sender ()
5320 "Return the \"real\" user address.
5321 This function tries to ignore all user modifications, and
5322 give as trustworthy answer as possible."
5323 (concat (user-login-name) "@" (system-name)))
5325 (defun message-make-address ()
5326 "Make the address of the user."
5327 (or (message-user-mail-address)
5328 (concat (user-login-name) "@" (message-make-domain))))
5330 (defun message-user-mail-address ()
5331 "Return the pertinent part of `user-mail-address'."
5332 (when (and user-mail-address
5333 (string-match "@.*\\." user-mail-address))
5334 (if (string-match " " user-mail-address)
5335 (nth 1 (mail-extract-address-components user-mail-address))
5336 user-mail-address)))
5338 (defun message-sendmail-envelope-from ()
5339 "Return the envelope from."
5340 (cond ((eq message-sendmail-envelope-from 'header)
5341 (nth 1 (mail-extract-address-components
5342 (message-fetch-field "from"))))
5343 ((stringp message-sendmail-envelope-from)
5344 message-sendmail-envelope-from)
5346 (message-make-address))))
5348 (defun message-make-fqdn ()
5349 "Return user's fully qualified domain name."
5350 (let* ((system-name (system-name))
5351 (user-mail (message-user-mail-address))
5354 (string-match "@\\(.*\\)\\'" user-mail))
5355 (match-string 1 user-mail)))
5356 (case-fold-search t))
5358 ((and message-user-fqdn
5359 (stringp message-user-fqdn)
5360 (string-match message-valid-fqdn-regexp message-user-fqdn)
5361 (not (string-match message-bogus-system-names message-user-fqdn)))
5362 ;; `message-user-fqdn' seems to be valid
5364 ((and (string-match message-valid-fqdn-regexp system-name)
5365 (not (string-match message-bogus-system-names system-name)))
5366 ;; `system-name' returned the right result.
5368 ;; Try `mail-host-address'.
5369 ((and (boundp 'mail-host-address)
5370 (stringp mail-host-address)
5371 (string-match message-valid-fqdn-regexp mail-host-address)
5372 (not (string-match message-bogus-system-names mail-host-address)))
5374 ;; We try `user-mail-address' as a backup.
5376 (stringp user-domain)
5377 (string-match message-valid-fqdn-regexp user-domain)
5378 (not (string-match message-bogus-system-names user-domain)))
5380 ;; Default to this bogus thing.
5383 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5385 (defun message-make-host-name ()
5386 "Return the name of the host."
5387 (let ((fqdn (message-make-fqdn)))
5388 (string-match "^[^.]+\\." fqdn)
5389 (substring fqdn 0 (1- (match-end 0)))))
5391 (defun message-make-domain ()
5392 "Return the domain name."
5393 (or mail-host-address
5394 (message-make-fqdn)))
5396 (defun message-to-list-only ()
5397 "Send a message to the list only.
5398 Remove all addresses but the list address from To and Cc headers."
5400 (let ((listaddr (message-make-mail-followup-to t)))
5403 (message-remove-header "to")
5404 (message-remove-header "cc")
5405 (message-position-on-field "To" "X-Draft-From")
5406 (insert listaddr)))))
5408 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5409 "Return the Mail-Followup-To header.
5410 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5411 subscribed address (and not the additional To and Cc header contents)."
5412 (let* ((case-fold-search t)
5413 (to (message-fetch-field "To"))
5414 (cc (message-fetch-field "cc"))
5415 (msg-recipients (concat to (and to cc ", ") cc))
5417 (mapcar 'mail-strip-quoted-names
5418 (message-tokenize-header msg-recipients)))
5420 (if message-subscribed-address-file
5421 (let (begin end item re)
5424 (insert-file-contents message-subscribed-address-file)
5426 (setq begin (point))
5429 (if (bolp) (setq end (1- end)))
5430 (setq item (regexp-quote (buffer-substring begin end)))
5431 (if re (setq re (concat re "\\|" item))
5432 (setq re (concat "\\`\\(" item))))
5433 (and re (list (concat re "\\)\\'"))))))))
5434 (mft-regexps (apply 'append message-subscribed-regexps
5435 (mapcar 'regexp-quote
5436 message-subscribed-addresses)
5439 message-subscribed-address-functions))))
5441 (let ((subscribed-lists nil)
5443 (loop for recipient in recipients
5444 when (loop for regexp in mft-regexps
5445 when (string-match regexp recipient) return t)
5448 (if only-show-subscribed
5450 msg-recipients))))))
5452 (defun message-idna-to-ascii-rhs-1 (header)
5453 "Interactively potentially IDNA encode domain names in HEADER."
5454 (let ((field (message-fetch-field header))
5458 (mm-delete-duplicates
5459 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5462 'car (mail-header-parse-addresses field))))))
5463 (setq ace (downcase (idna-to-ascii rhs)))
5464 (when (and (not (equal rhs ace))
5465 (or (not (eq message-use-idna 'ask))
5466 (y-or-n-p (format "Replace %s with %s in %s:? "
5468 (goto-char (point-min))
5469 (while (re-search-forward (concat "^" header ":") nil t)
5470 (message-narrow-to-field)
5471 (while (search-forward (concat "@" rhs) nil t)
5472 (replace-match (concat "@" ace) t t))
5473 (goto-char (point-max))
5476 (defun message-idna-to-ascii-rhs ()
5477 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5478 See `message-idna-encode'."
5480 (when message-use-idna
5483 (message-narrow-to-head)
5484 (message-idna-to-ascii-rhs-1 "From")
5485 (message-idna-to-ascii-rhs-1 "To")
5486 (message-idna-to-ascii-rhs-1 "Reply-To")
5487 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5488 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5489 (message-idna-to-ascii-rhs-1 "Cc")))))
5491 (defun message-generate-headers (headers)
5492 "Prepare article HEADERS.
5493 Headers already prepared in the buffer are not modified."
5494 (setq headers (append headers message-required-headers))
5496 (message-narrow-to-headers)
5497 (let* ((Date (message-make-date))
5498 (Message-ID (message-make-message-id))
5499 (Organization (message-make-organization))
5500 (From (message-make-from))
5501 (Path (message-make-path))
5504 (In-Reply-To (message-make-in-reply-to))
5505 (References (message-make-references))
5507 (Distribution (message-make-distribution))
5508 (Lines (message-make-lines))
5509 (User-Agent message-newsreader)
5510 (Expires (message-make-expires))
5511 (case-fold-search t)
5513 header value elem header-string)
5514 ;; First we remove any old generated headers.
5515 (let ((headers message-deletable-headers))
5516 (unless (buffer-modified-p)
5517 (setq headers (delq 'Message-ID (copy-sequence headers))))
5519 (goto-char (point-min))
5520 (and (re-search-forward
5521 (concat "^" (symbol-name (car headers)) ": *") nil t)
5522 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5523 (message-delete-line))
5525 ;; Go through all the required headers and see if they are in the
5526 ;; articles already. If they are not, or are empty, they are
5527 ;; inserted automatically - except for Subject, Newsgroups and
5530 (goto-char (point-min))
5531 (setq elem (pop headers))
5533 (if (eq (car elem) 'optional)
5534 (setq header (cdr elem)
5536 (setq header (car elem)))
5538 (setq header-string (if (stringp header)
5540 (symbol-name header)))
5541 (when (or (not (re-search-forward
5543 (regexp-quote (downcase header-string))
5547 ;; The header was found. We insert a space after the
5548 ;; colon, if there is none.
5549 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5550 ;; Find out whether the header is empty.
5551 (looking-at "[ \t]*\n[^ \t]")))
5552 ;; So we find out what value we should insert.
5556 (eq (car elem) 'optional)
5557 (not (member header-string message-inserted-headers)))
5558 ;; This is an optional header. If the cdr of this
5559 ;; is something that is nil, then we do not insert
5561 (setq header (cdr elem))
5562 (or (and (functionp (cdr elem))
5563 (funcall (cdr elem)))
5564 (and (boundp (cdr elem))
5565 (symbol-value (cdr elem)))))
5567 ;; The element is a cons. Either the cdr is a
5568 ;; string to be inserted verbatim, or it is a
5569 ;; function, and we insert the value returned from
5571 (or (and (stringp (cdr elem))
5573 (and (functionp (cdr elem))
5574 (funcall (cdr elem)))))
5575 ((and (boundp header)
5576 (symbol-value header))
5577 ;; The element is a symbol. We insert the value
5578 ;; of this symbol, if any.
5579 (symbol-value header))
5580 ((not (message-check-element
5581 (intern (downcase (symbol-name header)))))
5582 ;; We couldn't generate a value for this header,
5583 ;; so we just ask the user.
5584 (read-from-minibuffer
5585 (format "Empty header for %s; enter value: " header)))))
5586 ;; Finally insert the header.
5588 (not (equal value "")))
5592 ;; This header didn't exist, so we insert it.
5593 (goto-char (point-max))
5595 (cdr (assq header message-header-format-alist))))
5597 (funcall formatter header value)
5598 (insert header-string ": " value))
5599 (goto-char (message-fill-field))
5600 ;; We check whether the value was ended by a
5601 ;; newline. If not, we insert one.
5605 ;; The value of this header was empty, so we clear
5606 ;; totally and insert the new value.
5607 (delete-region (point) (point-at-eol))
5608 ;; If the header is optional, and the header was
5609 ;; empty, we can't insert it anyway.
5611 (push header-string message-inserted-headers)
5613 (message-fill-field)))
5614 ;; Add the deletable property to the headers that require it.
5615 (and (memq header message-deletable-headers)
5616 (progn (beginning-of-line) (looking-at "[^:]+: "))
5617 (add-text-properties
5618 (point) (match-end 0)
5619 '(message-deletable t face italic) (current-buffer)))))))
5620 ;; Insert new Sender if the From is strange.
5621 (let ((from (message-fetch-field "from"))
5622 (sender (message-fetch-field "sender"))
5623 (secure-sender (message-make-sender)))
5625 (not (message-check-element 'sender))
5628 (cadr (mail-extract-address-components from)))
5629 (downcase secure-sender)))
5634 (cadr (mail-extract-address-components sender)))
5635 (downcase secure-sender)))))
5636 (goto-char (point-min))
5637 ;; Rename any old Sender headers to Original-Sender.
5638 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5640 (insert "Original-")
5641 (beginning-of-line))
5642 (when (or (message-news-p)
5643 (string-match "@.+\\.." secure-sender))
5644 (insert "Sender: " secure-sender "\n"))))
5646 (message-idna-to-ascii-rhs))))
5648 (defun message-insert-courtesy-copy ()
5649 "Insert a courtesy message in mail copies of combined messages."
5653 (message-narrow-to-headers)
5654 (when (setq newsgroups (message-fetch-field "newsgroups"))
5655 (goto-char (point-max))
5656 (insert "Posted-To: " newsgroups "\n")))
5658 (when message-courtesy-message
5660 ((string-match "%s" message-courtesy-message)
5661 (insert (format message-courtesy-message newsgroups)))
5663 (insert message-courtesy-message)))))))
5666 ;;; Setting up a message buffer
5669 (defun message-skip-to-next-address ()
5670 (let ((end (save-excursion
5671 (message-next-header)
5674 (when (looking-at ",")
5676 (while (and (not (= (point) end))
5677 (or (not (eq char ?,))
5679 (skip-chars-forward "^,\"" (point-max))
5680 (when (eq (setq char (following-char)) ?\")
5681 (setq quoted (not quoted)))
5682 (unless (= (point) end)
5684 (skip-chars-forward " \t\n")))
5686 (defun message-fill-address (header value)
5687 (insert (capitalize (symbol-name header))
5689 (if (consp value) (car value) value)
5691 (message-fill-field-address))
5693 (defun message-split-line ()
5694 "Split current line, moving portion beyond point vertically down.
5695 If the current line has `message-yank-prefix', insert it on the new line."
5698 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
5702 (defun message-insert-header (header value)
5703 (insert (capitalize (symbol-name header))
5705 (if (consp value) (car value) value)))
5707 (defun message-field-name ()
5709 (goto-char (point-min))
5710 (when (looking-at "\\([^:]+\\):")
5711 (intern (capitalize (match-string 1))))))
5713 (defun message-fill-field ()
5716 (message-narrow-to-field)
5717 (let ((field-name (message-field-name)))
5718 (funcall (or (cadr (assq field-name message-field-fillers))
5719 'message-fill-field-general)))
5722 (defun message-fill-field-address ()
5724 (message-skip-to-next-address)
5726 (if (and (> (current-column) 78)
5732 (setq last (1+ (point))))
5733 (setq last (1+ (point)))))))
5735 (defun message-fill-field-general ()
5736 (let ((begin (point))
5739 (while (and (search-forward "\n" nil t)
5741 (replace-match " " t t))
5742 (fill-region-as-paragraph begin (point-max))
5743 ;; Tapdance around looong Message-IDs.
5745 (when (looking-at "[ \t]*$")
5746 (message-delete-line))
5748 (search-forward ":" nil t)
5749 (when (looking-at "\n[ \t]+")
5750 (replace-match " " t t))
5751 (goto-char (point-max))))
5753 (defun message-shorten-1 (list cut surplus)
5754 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5755 (setcdr (nthcdr (- cut 2) list)
5756 (nthcdr (+ (- cut 2) surplus 1) list)))
5758 (defun message-shorten-references (header references)
5759 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5760 When sending via news, also check that the REFERENCES are less
5761 than 988 characters long, and if they are not, trim them until
5769 (goto-char (point-min))
5770 ;; Cons a list of valid references.
5771 (while (re-search-forward "<[^>]+>" nil t)
5772 (push (match-string 0) refs))
5773 (setq refs (nreverse refs)
5774 count (length refs)))
5776 ;; If the list has more than MAXCOUNT elements, trim it by
5777 ;; removing the CUTth element and the required number of
5778 ;; elements that follow.
5779 (when (> count maxcount)
5780 (let ((surplus (- count maxcount)))
5781 (message-shorten-1 refs cut surplus)
5782 (decf count surplus)))
5784 ;; When sending via news, make sure the total folded length will
5785 ;; be less than 998 characters. This is to cater to broken INN
5786 ;; 2.3 which counts the total number of characters in a header
5787 ;; rather than the physical line length of each line, as it should.
5789 ;; This hack should be removed when it's believed than INN 2.3 is
5790 ;; no longer widely used.
5792 ;; At this point the headers have not been generated, thus we use
5793 ;; message-this-is-news directly.
5794 (when message-this-is-news
5797 (message-insert-header
5798 header (mapconcat #'identity refs " "))
5800 (message-shorten-1 refs cut 1)))
5801 ;; Finally, collect the references back into a string and insert
5802 ;; it into the buffer.
5803 (message-insert-header header (mapconcat #'identity refs " "))))
5805 (defun message-position-point ()
5806 "Move point to where the user probably wants to find it."
5807 (message-narrow-to-headers)
5809 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5810 (search-backward ":" )
5813 (if (eq (char-after) ? )
5817 (goto-char (point-max))
5820 (unless (looking-at "$")
5824 (defcustom message-beginning-of-line t
5825 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
5826 goes to beginning of header values."
5828 :group 'message-buffers
5829 :link '(custom-manual "(message)Movement")
5832 (defun message-beginning-of-line (&optional n)
5833 "Move point to beginning of header value or to beginning of line.
5834 The prefix argument N is passed directly to `beginning-of-line'.
5836 This command is identical to `beginning-of-line' if point is
5837 outside the message header or if the option `message-beginning-of-line'
5840 If point is in the message header and on a (non-continued) header
5841 line, move point to the beginning of the header value or the beginning of line,
5842 whichever is closer. If point is already at beginning of line, move point to
5843 beginning of header value. Therefore, repeated calls will toggle point
5844 between beginning of field and beginning of line."
5846 (let ((zrs 'zmacs-region-stays))
5847 (when (and (interactive-p) (boundp zrs))
5849 (if (and message-beginning-of-line
5850 (message-point-in-header-p))
5851 (let* ((here (point))
5852 (bol (progn (beginning-of-line n) (point)))
5853 (eol (point-at-eol))
5854 (eoh (re-search-forward ": *" eol t)))
5856 (if (and eoh (or (< eoh here) (= bol here)))
5858 (beginning-of-line n)))
5860 (defun message-buffer-name (type &optional to group)
5861 "Return a new (unique) buffer name based on TYPE and TO."
5863 ;; Generate a new buffer name The Message Way.
5864 ((memq message-generate-new-buffers '(unique t))
5865 (generate-new-buffer-name
5869 (or (car (mail-extract-address-components to))
5872 (if (and group (not (string= group ""))) (concat " on " group) "")
5874 ;; Check whether `message-generate-new-buffers' is a function,
5875 ;; and if so, call it.
5876 ((functionp message-generate-new-buffers)
5877 (funcall message-generate-new-buffers type to group))
5878 ((eq message-generate-new-buffers 'unsent)
5879 (generate-new-buffer-name
5880 (concat "*unsent " type
5883 (or (car (mail-extract-address-components to))
5886 (if (and group (not (string= group ""))) (concat " on " group) "")
5888 ;; Search for the existing message buffer with the specified name.
5890 (let* ((new (if (eq message-generate-new-buffers 'standard)
5891 (generate-new-buffer-name (concat "*" type " message*"))
5892 (let ((message-generate-new-buffers 'unique))
5893 (message-buffer-name type to group))))
5894 (regexp (concat "\\`"
5896 (if (string-match "<[0-9]+>\\'" new)
5897 (substring new 0 (match-beginning 0))
5899 "\\(?:<\\([0-9]+\\)>\\)?\\'"))
5900 (case-fold-search nil))
5907 (when (and (string-match regexp (setq b (buffer-name b)))
5908 (eq (with-current-buffer b major-mode)
5910 (cons (string-to-number (or (match-string 1 b) "1"))
5913 'car-less-than-car)))
5916 (defun message-pop-to-buffer (name)
5917 "Pop to buffer NAME, and warn if it already exists and is modified."
5918 (let ((buffer (get-buffer name)))
5920 (buffer-name buffer))
5921 (let ((window (get-buffer-window buffer 0)))
5923 ;; Raise the frame already displaying the message buffer.
5925 (gnus-select-frame-set-input-focus (window-frame window))
5926 (select-window window))
5927 (set-buffer (pop-to-buffer buffer)))
5928 (when (and (buffer-modified-p)
5931 "Message already being composed; erase? ")
5933 (error "Message being composed")))
5934 (set-buffer (pop-to-buffer name)))
5938 (defun message-do-send-housekeeping ()
5939 "Kill old message buffers."
5940 ;; We might have sent this buffer already. Delete it from the
5942 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
5943 (while (and message-max-buffers
5945 (>= (length message-buffer-list) message-max-buffers))
5946 ;; Kill the oldest buffer -- unless it has been changed.
5947 (let ((buffer (pop message-buffer-list)))
5948 (when (and (buffer-name buffer)
5949 (not (buffer-modified-p buffer)))
5950 (kill-buffer buffer))))
5951 ;; Rename the buffer.
5952 (if message-send-rename-function
5953 (funcall message-send-rename-function)
5954 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
5956 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
5958 (let ((name (match-string 2 (buffer-name)))
5960 (if (not (or (null name)
5961 (string-equal name "mail")
5962 (string-equal name "posting")))
5963 (setq name (concat "*sent " name "*"))
5964 (message-narrow-to-headers)
5965 (setq to (message-fetch-field "to"))
5966 (setq group (message-fetch-field "newsgroups"))
5970 (to (concat "*sent mail to "
5971 (or (car (mail-extract-address-components to))
5973 ((and group (not (string= group "")))
5974 (concat "*sent posting on " group "*"))
5975 (t "*sent mail*"))))
5976 (unless (string-equal name (buffer-name))
5977 (rename-buffer name t)))))
5978 ;; Push the current buffer onto the list.
5979 (when message-max-buffers
5980 (setq message-buffer-list
5981 (nconc message-buffer-list (list (current-buffer))))))
5983 (defun message-mail-user-agent ()
5985 ((not message-mail-user-agent) nil)
5986 ((eq message-mail-user-agent t) mail-user-agent)
5987 (t message-mail-user-agent))))
5988 (if (memq mua '(message-user-agent gnus-user-agent))
5992 (defun message-setup (headers &optional replybuffer actions
5993 continue switch-function)
5994 (let ((mua (message-mail-user-agent))
5995 subject to field yank-action)
5996 (if (not (and message-this-is-mail mua))
5997 (message-setup-1 headers replybuffer actions)
5999 (setq yank-action (list 'insert-buffer replybuffer)))
6000 (setq headers (copy-sequence headers))
6001 (setq field (assq 'Subject headers))
6003 (setq subject (cdr field))
6004 (setq headers (delq field headers)))
6005 (setq field (assq 'To headers))
6007 (setq to (cdr field))
6008 (setq headers (delq field headers)))
6009 (let ((mail-user-agent mua))
6010 (compose-mail to subject
6011 (mapcar (lambda (item)
6013 (format "%s" (car item))
6016 continue switch-function yank-action actions)))))
6018 (defun message-headers-to-generate (headers included-headers excluded-headers)
6019 "Return a list that includes all headers from HEADERS.
6020 If INCLUDED-HEADERS is a list, just include those headers. If it is
6021 t, include all headers. In any case, headers from EXCLUDED-HEADERS
6025 (dolist (header headers)
6026 (setq header-name (cond
6027 ((and (consp header)
6028 (eq (car header) 'optional))
6029 ;; On the form (optional . Header)
6032 ;; On the form (Header . function)
6037 (when (and (not (memq header-name excluded-headers))
6038 (or (eq included-headers t)
6039 (memq header-name included-headers)))
6040 (push header result)))
6043 (defun message-setup-1 (headers &optional replybuffer actions)
6044 (dolist (action actions)
6046 (add-to-list 'message-send-actions
6047 `(apply ',(car action) ',(cdr action)))))
6048 (setq message-reply-buffer replybuffer)
6049 (goto-char (point-min))
6050 ;; Insert all the headers.
6053 (alist message-header-format-alist))
6055 (unless (assq (caar h) message-header-format-alist)
6056 (push (list (caar h)) alist))
6060 (delete-region (point) (progn (forward-line -1) (point)))
6061 (when message-default-headers
6062 (insert message-default-headers)
6063 (or (bolp) (insert ?\n)))
6064 (insert mail-header-separator "\n")
6066 (when (message-news-p)
6067 (when message-default-news-headers
6068 (insert message-default-news-headers)
6069 (or (bolp) (insert ?\n)))
6070 (when message-generate-headers-first
6071 (message-generate-headers
6072 (message-headers-to-generate
6073 (append message-required-news-headers
6074 message-required-headers)
6075 message-generate-headers-first
6076 '(Lines Subject)))))
6077 (when (message-mail-p)
6078 (when message-default-mail-headers
6079 (insert message-default-mail-headers)
6080 (or (bolp) (insert ?\n)))
6081 (when message-generate-headers-first
6082 (message-generate-headers
6083 (message-headers-to-generate
6084 (append message-required-mail-headers
6085 message-required-headers)
6086 message-generate-headers-first
6087 '(Lines Subject)))))
6088 (run-hooks 'message-signature-setup-hook)
6089 (message-insert-signature)
6091 (message-narrow-to-headers)
6092 (run-hooks 'message-header-setup-hook))
6093 (set-buffer-modified-p nil)
6094 (setq buffer-undo-list nil)
6095 (when message-generate-hashcash
6096 ;; Generate hashcash headers for recipients already known
6097 (mail-add-payment-async))
6098 (run-hooks 'message-setup-hook)
6099 ;; Do this last to give it precedence over posting styles, etc.
6100 (when (message-mail-p)
6102 (message-narrow-to-headers)
6103 (if message-alternative-emails
6104 (message-use-alternative-email-as-from))))
6105 (message-position-point)
6108 (defun message-set-auto-save-file-name ()
6109 "Associate the message buffer with a file in the drafts directory."
6110 (when message-auto-save-directory
6111 (unless (file-directory-p
6112 (directory-file-name message-auto-save-directory))
6113 (make-directory message-auto-save-directory t))
6115 (setq message-draft-article
6116 (nndraft-request-associate-buffer "drafts"))
6117 (setq buffer-file-name (expand-file-name
6118 (if (memq system-type
6119 '(ms-dos ms-windows windows-nt
6120 cygwin cygwin32 win32 w32
6124 message-auto-save-directory))
6125 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
6126 (clear-visited-file-modtime)
6127 (setq buffer-file-coding-system message-draft-coding-system)))
6129 (defun message-disassociate-draft ()
6130 "Disassociate the message buffer from the drafts directory."
6131 (when message-draft-article
6132 (nndraft-request-expire-articles
6133 (list message-draft-article) "drafts" nil t)))
6135 (defun message-insert-headers ()
6136 "Generate the headers for the article."
6140 (message-narrow-to-headers)
6141 (when (message-news-p)
6142 (message-generate-headers
6145 (copy-sequence message-required-news-headers)))))
6146 (when (message-mail-p)
6147 (message-generate-headers
6150 (copy-sequence message-required-mail-headers))))))))
6155 ;;; Commands for interfacing with message
6159 (defun message-mail (&optional to subject
6160 other-headers continue switch-function
6161 yank-action send-actions)
6162 "Start editing a mail message to be sent.
6163 OTHER-HEADERS is an alist of header/value pairs. CONTINUE says whether
6164 to continue editing a message already being composed. SWITCH-FUNCTION
6165 is a function used to switch to and display the mail buffer."
6167 (let ((message-this-is-mail t) replybuffer)
6168 (unless (message-mail-user-agent)
6170 (or switch-function 'message-pop-to-buffer)
6171 ;; Search for the existing message buffer if `continue' is non-nil.
6172 (let ((message-generate-new-buffers
6173 (when (or (not continue)
6174 (eq message-generate-new-buffers 'standard)
6175 (functionp message-generate-new-buffers))
6176 message-generate-new-buffers)))
6177 (message-buffer-name "mail" to))))
6178 ;; FIXME: message-mail should do something if YANK-ACTION is not
6180 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
6181 (setq replybuffer (nth 1 yank-action)))
6184 `((To . ,(or to "")) (Subject . ,(or subject "")))
6185 (when other-headers other-headers))
6186 replybuffer send-actions continue switch-function)
6187 ;; FIXME: Should return nil if failure.
6191 (defun message-news (&optional newsgroups subject)
6192 "Start editing a news article to be sent."
6194 (let ((message-this-is-news t))
6195 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6196 (message-setup `((Newsgroups . ,(or newsgroups ""))
6197 (Subject . ,(or subject ""))))))
6199 (defun message-get-reply-headers (wide &optional to-address address-headers)
6200 (let (follow-to mct never-mct to cc author mft recipients extra)
6201 ;; Find all relevant headers we need.
6203 (message-narrow-to-headers-or-head)
6204 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
6205 ;; message-header-synonyms.
6206 (setq to (or (message-fetch-field "to")
6207 (and (loop for synonym in message-header-synonyms
6208 when (memq 'Original-To synonym)
6210 (message-fetch-field "original-to")))
6211 cc (message-fetch-field "cc")
6212 extra (when message-extra-wide-headers
6213 (mapconcat 'identity
6214 (mapcar 'message-fetch-field
6215 message-extra-wide-headers)
6217 mct (message-fetch-field "mail-copies-to")
6218 author (or (message-fetch-field "mail-reply-to")
6219 (message-fetch-field "reply-to")
6220 (message-fetch-field "from")
6222 mft (and message-use-mail-followup-to
6223 (message-fetch-field "mail-followup-to"))))
6225 ;; Handle special values of Mail-Copies-To.
6227 (cond ((or (equal (downcase mct) "never")
6228 (equal (downcase mct) "nobody"))
6231 ((or (equal (downcase mct) "always")
6232 (equal (downcase mct) "poster"))
6233 (setq mct author))))
6236 ;; Build (textual) list of new recipient addresses.
6239 (setq recipients (concat ", " author)))
6241 (dolist (header address-headers)
6242 (let ((value (message-fetch-field header)))
6244 (setq recipients (concat recipients ", " value))))))
6246 (string-match "[^ \t,]" mft)
6247 (or (not (eq message-use-mail-followup-to 'ask))
6248 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6249 You should normally obey the Mail-Followup-To: header. In this
6250 article, it has the value of
6254 which directs your response to " (if (string-match "," mft)
6255 "the specified addresses"
6256 "that address only") ".
6258 Most commonly, Mail-Followup-To is used by a mailing list poster to
6259 express that responses should be sent to just the list, and not the
6262 If a message is posted to several mailing lists, Mail-Followup-To may
6263 also be used to direct the following discussion to one list only,
6264 because discussions that are spread over several lists tend to be
6265 fragmented and very difficult to follow.
6267 Also, some source/announcement lists are not intended for discussion;
6268 responses here are directed to other addresses.
6270 You may customize the variable `message-use-mail-followup-to', if you
6271 want to get rid of this query permanently.")))
6272 (setq recipients (concat ", " mft)))
6274 (setq recipients (concat ", " to-address))
6275 ;; If the author explicitly asked for a copy, we don't deny it to them.
6276 (if mct (setq recipients (concat recipients ", " mct))))
6278 (setq recipients (if never-mct "" (concat ", " author)))
6279 (if to (setq recipients (concat recipients ", " to)))
6280 (if cc (setq recipients (concat recipients ", " cc)))
6281 (if extra (setq recipients (concat recipients ", " extra)))
6282 (if mct (setq recipients (concat recipients ", " mct)))))
6283 (if (>= (length recipients) 2)
6284 ;; Strip the leading ", ".
6285 (setq recipients (substring recipients 2)))
6286 ;; Squeeze whitespace.
6287 (while (string-match "[ \t][ \t]+" recipients)
6288 (setq recipients (replace-match " " t t recipients)))
6289 ;; Remove addresses that match `rmail-dont-reply-to-names'.
6290 (let ((rmail-dont-reply-to-names (message-dont-reply-to-names)))
6291 (setq recipients (rmail-dont-reply-to recipients)))
6292 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6293 (if (string-equal recipients "")
6294 (setq recipients author))
6295 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6299 (cons (downcase (mail-strip-quoted-names addr)) addr))
6300 (message-tokenize-header recipients)))
6301 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
6302 (let ((s recipients))
6304 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
6306 ;; Remove hierarchical lists that are contained within each other,
6307 ;; if message-hierarchical-addresses is defined.
6308 (when message-hierarchical-addresses
6309 (let ((plain-addrs (mapcar 'car recipients))
6312 (setq subaddrs (assoc (car plain-addrs)
6313 message-hierarchical-addresses)
6314 plain-addrs (cdr plain-addrs))
6316 (setq subaddrs (cdr subaddrs))
6318 (setq recip (assoc (car subaddrs) recipients)
6319 subaddrs (cdr subaddrs))
6321 (setq recipients (delq recip recipients))))))))
6323 ;; Build the header alist. Allow the user to be asked whether
6324 ;; or not to reply to all recipients in a wide reply.
6325 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6326 (when (and recipients
6327 (or (not message-wide-reply-confirm-recipients)
6328 (y-or-n-p "Reply to all recipients? ")))
6329 (setq recipients (mapconcat
6330 (lambda (addr) (cdr addr)) recipients ", "))
6331 (if (string-match "^ +" recipients)
6332 (setq recipients (substring recipients (match-end 0))))
6333 (push (cons 'Cc recipients) follow-to)))
6336 (defcustom message-simplify-subject-functions
6337 '(message-strip-list-identifiers
6338 message-strip-subject-re
6339 message-strip-subject-trailing-was
6340 message-strip-subject-encoded-words)
6341 "List of functions taking a string argument that simplify subjects.
6342 The functions are applied when replying to a message.
6344 Useful functions to put in this list include:
6345 `message-strip-list-identifiers', `message-strip-subject-re',
6346 `message-strip-subject-trailing-was', and
6347 `message-strip-subject-encoded-words'."
6348 :version "22.1" ;; Gnus 5.10.9
6349 :group 'message-various
6350 :type '(repeat function))
6352 (defun message-simplify-subject (subject &optional functions)
6353 "Return simplified SUBJECT."
6356 (setq functions message-simplify-subject-functions))
6357 (when (and (memq 'message-strip-list-identifiers functions)
6358 gnus-list-identifiers)
6359 (setq subject (message-strip-list-identifiers subject)))
6360 (when (memq 'message-strip-subject-re functions)
6361 (setq subject (concat "Re: " (message-strip-subject-re subject))))
6362 (when (and (memq 'message-strip-subject-trailing-was functions)
6363 message-subject-trailing-was-query)
6364 (setq subject (message-strip-subject-trailing-was subject)))
6365 (when (memq 'message-strip-subject-encoded-words functions)
6366 (setq subject (message-strip-subject-encoded-words subject)))
6370 (defun message-reply (&optional to-address wide)
6371 "Start editing a reply to the article in the current buffer."
6373 (require 'gnus-sum) ; for gnus-list-identifiers
6374 (let ((cur (current-buffer))
6375 from subject date reply-to to cc
6376 references message-id follow-to
6377 (inhibit-point-motion-hooks t)
6378 (message-this-is-mail t)
6381 (message-narrow-to-head-1)
6382 ;; Allow customizations to have their say.
6384 ;; This is a regular reply.
6385 (when (functionp message-reply-to-function)
6387 (setq follow-to (funcall message-reply-to-function))))
6388 ;; This is a followup.
6389 (when (functionp message-wide-reply-to-function)
6392 (funcall message-wide-reply-to-function)))))
6393 (setq message-id (message-fetch-field "message-id" t)
6394 references (message-fetch-field "references")
6395 date (message-fetch-field "date")
6396 from (or (message-fetch-field "from") "nobody")
6397 subject (or (message-fetch-field "subject") "none"))
6399 ;; Strip list identifiers, "Re: ", and "was:"
6400 (setq subject (message-simplify-subject subject))
6402 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6403 (string-match "<[^>]+>" gnus-warning))
6404 (setq message-id (match-string 0 gnus-warning)))
6407 (setq follow-to (message-get-reply-headers wide to-address))))
6409 (unless (message-mail-user-agent)
6410 (message-pop-to-buffer
6411 (message-buffer-name
6412 (if wide "wide reply" "reply") from
6413 (if wide to-address nil))))
6415 (setq message-reply-headers
6416 (vector 0 subject from date message-id references 0 0 ""))
6419 `((Subject . ,subject)
6424 (defun message-wide-reply (&optional to-address)
6425 "Make a \"wide\" reply to the message in the current buffer."
6427 (message-reply to-address t))
6430 (defun message-followup (&optional to-newsgroups)
6431 "Follow up to the message in the current buffer.
6432 If TO-NEWSGROUPS, use that as the new Newsgroups line."
6434 (require 'gnus-sum) ; for gnus-list-identifiers
6435 (let ((cur (current-buffer))
6436 from subject date reply-to mrt mct
6437 references message-id follow-to
6438 (inhibit-point-motion-hooks t)
6439 (message-this-is-news t)
6440 followup-to distribution newsgroups gnus-warning posted-to)
6443 (goto-char (point-min))
6444 (if (search-forward "\n\n" nil t)
6447 (when (functionp message-followup-to-function)
6449 (funcall message-followup-to-function)))
6450 (setq from (message-fetch-field "from")
6451 date (message-fetch-field "date")
6452 subject (or (message-fetch-field "subject") "none")
6453 references (message-fetch-field "references")
6454 message-id (message-fetch-field "message-id" t)
6455 followup-to (message-fetch-field "followup-to")
6456 newsgroups (message-fetch-field "newsgroups")
6457 posted-to (message-fetch-field "posted-to")
6458 reply-to (message-fetch-field "reply-to")
6459 mrt (message-fetch-field "mail-reply-to")
6460 distribution (message-fetch-field "distribution")
6461 mct (message-fetch-field "mail-copies-to"))
6462 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6463 (string-match "<[^>]+>" gnus-warning))
6464 (setq message-id (match-string 0 gnus-warning)))
6465 ;; Remove bogus distribution.
6466 (when (and (stringp distribution)
6467 (let ((case-fold-search t))
6468 (string-match "world" distribution)))
6469 (setq distribution nil))
6470 ;; Strip list identifiers, "Re: ", and "was:"
6471 (setq subject (message-simplify-subject subject))
6474 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
6476 (setq message-reply-headers
6477 (vector 0 subject from date message-id references 0 0 ""))
6480 `((Subject . ,subject)
6483 (list (cons 'Newsgroups to-newsgroups)))
6484 (follow-to follow-to)
6485 ((and followup-to message-use-followup-to)
6488 ((equal (downcase followup-to) "poster")
6489 (if (or (eq message-use-followup-to 'use)
6490 (message-y-or-n-p "Obey Followup-To: poster? " t "\
6491 You should normally obey the Followup-To: header.
6493 `Followup-To: poster' sends your response via e-mail instead of news.
6495 A typical situation where `Followup-To: poster' is used is when the poster
6496 does not read the newsgroup, so he wouldn't see any replies sent to it.
6498 You may customize the variable `message-use-followup-to', if you
6499 want to get rid of this query permanently."))
6501 (setq message-this-is-news nil)
6502 (cons 'To (or mrt reply-to from "")))
6503 (cons 'Newsgroups newsgroups)))
6505 (if (or (equal followup-to newsgroups)
6506 (not (eq message-use-followup-to 'ask))
6508 (concat "Obey Followup-To: " followup-to "? ") t "\
6509 You should normally obey the Followup-To: header.
6511 `Followup-To: " followup-to "'
6512 directs your response to " (if (string-match "," followup-to)
6513 "the specified newsgroups"
6514 "that newsgroup only") ".
6516 If a message is posted to several newsgroups, Followup-To is often
6517 used to direct the following discussion to one newsgroup only,
6518 because discussions that are spread over several newsgroup tend to
6519 be fragmented and very difficult to follow.
6521 Also, some source/announcement newsgroups are not intended for discussion;
6522 responses here are directed to other newsgroups.
6524 You may customize the variable `message-use-followup-to', if you
6525 want to get rid of this query permanently."))
6526 (cons 'Newsgroups followup-to)
6527 (cons 'Newsgroups newsgroups))))))
6529 `((Newsgroups . ,posted-to)))
6531 `((Newsgroups . ,newsgroups))))
6532 ,@(and distribution (list (cons 'Distribution distribution)))
6534 (not (or (equal (downcase mct) "never")
6535 (equal (downcase mct) "nobody"))))
6536 (list (cons 'Cc (if (or (equal (downcase mct) "always")
6537 (equal (downcase mct) "poster"))
6538 (or mrt reply-to from "")
6543 (defun message-is-yours-p ()
6544 "Non-nil means current article is yours.
6545 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
6546 are yours except those that have Cancel-Lock header not belonging to you.
6547 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
6548 regexp to match all of yours addresses."
6549 ;; Canlock-logic as suggested by Per Abrahamsen
6550 ;; <abraham@dina.kvl.dk>
6552 ;; IF article has cancel-lock THEN
6553 ;; IF we can verify it THEN
6556 ;; error: cancellock: article is not yours
6558 ;; Use old rules, comparing sender...
6561 (message-narrow-to-head-1)
6562 (if (message-fetch-field "Cancel-Lock")
6563 (if (null (canlock-verify))
6565 (error "Failed to verify Cancel-lock: This article is not yours"))
6568 (message-gnksa-enable-p 'cancel-messages)
6569 (and (setq sender (message-fetch-field "sender"))
6570 (string-equal (downcase sender)
6571 (downcase (message-make-sender))))
6572 ;; Email address in From field equals to our address
6573 (and (setq from (message-fetch-field "from"))
6575 (downcase (car (mail-header-parse-address from)))
6576 (downcase (car (mail-header-parse-address
6577 (message-make-from))))))
6578 ;; Email address in From field matches
6579 ;; 'message-alternative-emails' regexp
6581 message-alternative-emails
6583 message-alternative-emails
6584 (car (mail-header-parse-address from))))))))))
6587 (defun message-cancel-news (&optional arg)
6588 "Cancel an article you posted.
6589 If ARG, allow editing of the cancellation message."
6591 (unless (message-news-p)
6592 (error "This is not a news article; canceling is impossible"))
6593 (let (from newsgroups message-id distribution buf)
6595 ;; Get header info from original article.
6597 (message-narrow-to-head-1)
6598 (setq from (message-fetch-field "from")
6599 newsgroups (message-fetch-field "newsgroups")
6600 message-id (message-fetch-field "message-id" t)
6601 distribution (message-fetch-field "distribution")))
6602 ;; Make sure that this article was written by the user.
6603 (unless (message-is-yours-p)
6604 (error "This article is not yours"))
6605 (when (yes-or-no-p "Do you really want to cancel this article? ")
6606 ;; Make control message.
6609 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6611 (insert "Newsgroups: " newsgroups "\n"
6613 "Subject: cmsg cancel " message-id "\n"
6614 "Control: cancel " message-id "\n"
6616 (concat "Distribution: " distribution "\n")
6618 mail-header-separator "\n"
6619 message-cancel-message)
6620 (run-hooks 'message-cancel-hook)
6622 (message "Canceling your article...")
6623 (if (let ((message-syntax-checks
6624 'dont-check-for-anything-just-trust-me))
6625 (funcall message-send-news-function))
6626 (message "Canceling your article...done"))
6627 (kill-buffer buf))))))
6630 (defun message-supersede ()
6631 "Start composing a message to supersede the current message.
6632 This is done simply by taking the old article and adding a Supersedes
6633 header line with the old Message-ID."
6635 (let ((cur (current-buffer)))
6636 ;; Check whether the user owns the article that is to be superseded.
6637 (unless (message-is-yours-p)
6638 (error "This article is not yours"))
6639 ;; Get a normal message buffer.
6640 (message-pop-to-buffer (message-buffer-name "supersede"))
6641 (insert-buffer-substring cur)
6643 (message-narrow-to-head-1)
6644 ;; Remove unwanted headers.
6645 (when message-ignored-supersedes-headers
6646 (message-remove-header message-ignored-supersedes-headers t))
6647 (goto-char (point-min))
6648 (if (not (re-search-forward "^Message-ID: " nil t))
6649 (error "No Message-ID in this article")
6650 (replace-match "Supersedes: " t t))
6651 (goto-char (point-max))
6652 (insert mail-header-separator)
6657 (defun message-recover ()
6658 "Reread contents of current buffer from its last auto-save file."
6660 (let ((file-name (make-auto-save-file-name)))
6661 (cond ((save-window-excursion
6662 (if (not (eq system-type 'vax-vms))
6663 (with-output-to-temp-buffer "*Directory*"
6664 (with-current-buffer standard-output
6665 (fundamental-mode)) ; for Emacs 20.4+
6666 (buffer-disable-undo standard-output)
6667 (let ((default-directory "/"))
6669 "ls" nil standard-output nil "-l" file-name))))
6670 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6671 (let ((buffer-read-only nil))
6673 (insert-file-contents file-name nil)))
6674 (t (error "message-recover cancelled")))))
6676 ;;; Washing Subject:
6678 (defun message-wash-subject (subject)
6679 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6680 Previous forwarders, replyers, etc. may add it."
6683 (goto-char (point-min))
6684 ;; strip Re/Fwd stuff off the beginning
6685 (while (re-search-forward
6686 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6689 ;; and gnus-style forwards [foo@bar.com] subject
6690 (goto-char (point-min))
6691 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6695 (goto-char (point-max))
6696 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6699 ;; and finally, any whitespace that was left-over
6700 (goto-char (point-min))
6701 (while (re-search-forward "^[ \t]+" nil t)
6703 (goto-char (point-max))
6704 (while (re-search-backward "[ \t]+$" nil t)
6709 ;;; Forwarding messages.
6711 (defvar message-forward-decoded-p nil
6712 "Non-nil means the original message is decoded.")
6714 (defun message-forward-subject-name-subject (subject)
6715 "Generate a SUBJECT for a forwarded message.
6716 The form is: [Source] Subject, where if the original message was mail,
6717 Source is the name of the sender, and if the original message was
6718 news, Source is the list of newsgroups is was posted to."
6719 (let* ((group (message-fetch-field "newsgroups"))
6720 (from (message-fetch-field "from"))
6723 (gnus-group-decoded-name group)
6725 (car (gnus-extract-address-components from))
6726 (cadr (gnus-extract-address-components from))))
6729 (if message-forward-decoded-p
6731 (mail-decode-encoded-word-string prefix))
6734 (defun message-forward-subject-author-subject (subject)
6735 "Generate a SUBJECT for a forwarded message.
6736 The form is: [Source] Subject, where if the original message was mail,
6737 Source is the sender, and if the original message was news, Source is
6738 the list of newsgroups is was posted to."
6739 (let* ((group (message-fetch-field "newsgroups"))
6742 (gnus-group-decoded-name group)
6743 (or (message-fetch-field "from")
6746 (if message-forward-decoded-p
6748 (mail-decode-encoded-word-string prefix))
6751 (defun message-forward-subject-fwd (subject)
6752 "Generate a SUBJECT for a forwarded message.
6753 The form is: Fwd: Subject, where Subject is the original subject of
6755 (if (string-match "^Fwd: " subject)
6757 (concat "Fwd: " subject)))
6759 (defun message-make-forward-subject ()
6760 "Return a Subject header suitable for the message in the current buffer."
6763 (message-narrow-to-head-1)
6764 (let ((funcs message-make-forward-subject-function)
6765 (subject (message-fetch-field "Subject")))
6768 (if message-forward-decoded-p
6770 (mail-decode-encoded-word-string subject))
6772 (when message-wash-forwarded-subjects
6773 (setq subject (message-wash-subject subject)))
6774 ;; Make sure funcs is a list.
6777 (setq funcs (list funcs)))
6778 ;; Apply funcs in order, passing subject generated by previous
6779 ;; func to the next one.
6780 (dolist (func funcs)
6781 (when (functionp func)
6782 (setq subject (funcall func subject))))
6786 (defvar gnus-article-decoded-p))
6790 (defun message-forward (&optional news digest)
6791 "Forward the current message via mail.
6792 Optional NEWS will use news to forward instead of mail.
6793 Optional DIGEST will use digest to forward."
6795 (let* ((cur (current-buffer))
6796 (message-forward-decoded-p
6797 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6798 gnus-article-decoded-p ;; In an article buffer.
6799 message-forward-decoded-p))
6800 (subject (message-make-forward-subject)))
6802 (message-news nil subject)
6803 (message-mail nil subject))
6804 (message-forward-make-body cur digest)))
6806 (defun message-forward-make-body-plain (forward-buffer)
6808 "\n-------------------- Start of forwarded message --------------------\n")
6809 (let ((b (point)) e)
6812 (mm-disable-multibyte)
6814 (with-current-buffer forward-buffer
6815 (mm-with-unibyte-current-buffer (buffer-string))))
6816 (mm-enable-multibyte)
6818 (goto-char (point-min))
6819 (when (looking-at "From ")
6820 (replace-match "X-From-Line: "))
6824 "\n-------------------- End of forwarded message --------------------\n")
6825 (message-remove-ignored-headers b e)))
6827 (defun message-remove-ignored-headers (b e)
6828 (when message-forward-ignored-headers
6830 (narrow-to-region b e)
6832 (narrow-to-region (point)
6833 (or (search-forward "\n\n" nil t) (point)))
6834 (let ((ignored (if (stringp message-forward-ignored-headers)
6835 (list message-forward-ignored-headers)
6836 message-forward-ignored-headers)))
6837 (dolist (elem ignored)
6838 (message-remove-header elem t))))))
6840 (defun message-forward-make-body-mime (forward-buffer)
6841 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
6842 (let ((b (point)) e)
6844 (narrow-to-region (point) (point))
6845 (mml-insert-buffer forward-buffer)
6846 (goto-char (point-min))
6847 (when (looking-at "From ")
6848 (replace-match "X-From-Line: "))
6849 (goto-char (point-max)))
6851 (insert "<#/part>\n")))
6853 (defun message-forward-make-body-mml (forward-buffer)
6854 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
6855 (let ((b (point)) e)
6856 (if (not message-forward-decoded-p)
6859 (mm-disable-multibyte)
6861 (with-current-buffer forward-buffer
6862 (mm-with-unibyte-current-buffer (buffer-string))))
6863 (mm-enable-multibyte)
6865 (goto-char (point-min))
6866 (when (looking-at "From ")
6867 (replace-match "X-From-Line: "))
6870 (narrow-to-region (point) (point))
6871 (mml-insert-buffer forward-buffer)
6872 (goto-char (point-min))
6873 (when (looking-at "From ")
6874 (replace-match "X-From-Line: "))
6875 (goto-char (point-max))))
6877 (insert "<#/mml>\n")
6878 (when (and (not message-forward-decoded-p)
6879 message-forward-ignored-headers)
6880 (message-remove-ignored-headers b e))))
6882 (defun message-forward-make-body-digest-plain (forward-buffer)
6884 "\n-------------------- Start of forwarded message --------------------\n")
6885 (let ((b (point)) e)
6886 (mml-insert-buffer forward-buffer)
6889 "\n-------------------- End of forwarded message --------------------\n")))
6891 (defun message-forward-make-body-digest-mime (forward-buffer)
6892 (insert "\n<#multipart type=digest>\n")
6893 (let ((b (point)) e)
6894 (insert-buffer-substring forward-buffer)
6896 (insert "<#/multipart>\n")
6898 (narrow-to-region b e)
6900 (narrow-to-region (point)
6901 (or (search-forward "\n\n" nil t) (point)))
6902 (delete-region (point-min) (point-max)))))
6904 (defun message-forward-make-body-digest (forward-buffer)
6905 (if message-forward-as-mime
6906 (message-forward-make-body-digest-mime forward-buffer)
6907 (message-forward-make-body-digest-plain forward-buffer)))
6910 (autoload 'mm-uu-dissect-text-parts "mm-uu")
6911 (autoload 'mm-uu-dissect "mm-uu"))
6913 (defun message-signed-or-encrypted-p (&optional dont-emulate-mime handles)
6914 "Say whether the current buffer contains signed or encrypted message.
6915 If DONT-EMULATE-MIME is nil, this function does the MIME emulation on
6916 messages that don't conform to PGP/MIME described in RFC2015. HANDLES
6917 is for the internal use."
6919 (let ((mm-decrypt-option 'never)
6920 (mm-verify-option 'never))
6921 (if (setq handles (mm-dissect-buffer nil t))
6922 (unless dont-emulate-mime
6923 (mm-uu-dissect-text-parts handles))
6924 (unless dont-emulate-mime
6925 (setq handles (mm-uu-dissect))))))
6926 ;; Check text/plain message in which there is a signed or encrypted
6927 ;; body that has been encoded by B or Q.
6928 (unless (or handles dont-emulate-mime)
6929 (let ((cur (current-buffer))
6930 (mm-decrypt-option 'never)
6931 (mm-verify-option 'never))
6933 (insert-buffer-substring cur)
6934 (when (setq handles (mm-dissect-buffer t t))
6936 (bufferp (car handles))
6937 (mm-destroy-parts handles))
6938 (equal (mm-handle-media-type handles) "text/plain"))
6940 (mm-decode-content-transfer-encoding
6941 (mm-handle-encoding handles))
6942 (setq handles (mm-uu-dissect)))
6943 (setq handles nil))))))
6947 (dolist (handle (if (stringp (car handles))
6948 (if (member (car handles)
6949 '("multipart/signed"
6950 "multipart/encrypted"))
6954 (if (stringp (car handle))
6955 (when (message-signed-or-encrypted-p dont-emulate-mime handle)
6957 (when (and (bufferp (car handle))
6958 (equal (mm-handle-media-type handle)
6960 (with-current-buffer (mm-handle-buffer handle)
6961 (when (message-signed-or-encrypted-p dont-emulate-mime)
6962 (throw 'found t)))))))
6963 (mm-destroy-parts handles))))
6966 (defun message-forward-make-body (forward-buffer &optional digest)
6967 ;; Put point where we want it before inserting the forwarded
6969 (if message-forward-before-signature
6971 (goto-char (point-max)))
6973 (message-forward-make-body-digest forward-buffer)
6974 (if message-forward-as-mime
6975 (if (and message-forward-show-mml
6976 (not (and (eq message-forward-show-mml 'best)
6977 ;; Use the raw form in the body if it contains
6978 ;; signed or encrypted message so as not to be
6979 ;; destroyed by re-encoding.
6980 (with-current-buffer forward-buffer
6982 (message-signed-or-encrypted-p)
6984 (message-forward-make-body-mml forward-buffer)
6985 (message-forward-make-body-mime forward-buffer))
6986 (message-forward-make-body-plain forward-buffer)))
6987 (message-position-point))
6990 (defun message-forward-rmail-make-body (forward-buffer)
6991 (save-window-excursion
6992 (set-buffer forward-buffer)
6993 (if (rmail-msg-is-pruned)
6994 (rmail-msg-restore-non-pruned-header)))
6995 (message-forward-make-body forward-buffer))
6997 (eval-when-compile (defvar rmail-enable-mime-composing))
6999 ;; Fixme: Should have defcustom.
7001 (defun message-insinuate-rmail ()
7002 "Let RMAIL use message to forward."
7004 (setq rmail-enable-mime-composing t)
7005 (setq rmail-insert-mime-forwarded-message-function
7006 'message-forward-rmail-make-body))
7009 (defun message-resend (address)
7010 "Resend the current article to ADDRESS."
7012 (list (message-read-from-minibuffer "Resend message to: ")))
7013 (message "Resending message to %s..." address)
7015 (let ((cur (current-buffer))
7017 ;; We first set up a normal mail buffer.
7018 (unless (message-mail-user-agent)
7019 (set-buffer (get-buffer-create " *message resend*"))
7021 (let ((message-this-is-mail t)
7022 message-generate-hashcash
7024 (message-setup `((To . ,address))))
7025 ;; Insert our usual headers.
7026 (message-generate-headers '(From Date To Message-ID))
7027 (message-narrow-to-headers)
7028 ;; Remove X-Draft-From header etc.
7029 (message-remove-header message-ignored-mail-headers t)
7030 ;; Rename them all to "Resent-*".
7031 (goto-char (point-min))
7032 (while (re-search-forward "^[A-Za-z]" nil t)
7037 (delete-region (point) (point-max))
7039 ;; Insert the message to be resent.
7040 (insert-buffer-substring cur)
7041 (goto-char (point-min))
7042 (search-forward "\n\n")
7045 (narrow-to-region beg (point))
7046 (message-remove-header message-ignored-resent-headers t)
7047 (goto-char (point-max)))
7048 (insert mail-header-separator)
7049 ;; Rename all old ("Also-")Resent headers.
7050 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
7053 ;; Quote any "From " lines at the beginning.
7055 (when (looking-at "From ")
7056 (replace-match "X-From-Line: "))
7058 (let ((message-inhibit-body-encoding t)
7059 message-required-mail-headers
7060 message-generate-hashcash
7061 rfc2047-encode-encoded-words)
7062 (message-send-mail))
7063 (kill-buffer (current-buffer)))
7064 (message "Resending message to %s...done" address)))
7067 (defun message-bounce ()
7068 "Re-mail the current message.
7069 This only makes sense if the current message is a bounce message that
7070 contains some mail you have written which has been bounced back to
7073 (let ((handles (mm-dissect-buffer t))
7075 (message-pop-to-buffer (message-buffer-name "bounce"))
7076 (if (stringp (car handles))
7077 ;; This is a MIME bounce.
7078 (mm-insert-part (car (last handles)))
7079 ;; This is a non-MIME bounce, so we try to remove things
7081 (mm-insert-part handles)
7083 (goto-char (point-min))
7084 (re-search-forward "\n\n+" nil t)
7085 (setq boundary (point))
7086 ;; We remove everything before the bounced mail.
7087 (if (or (re-search-forward message-unsent-separator nil t)
7089 (search-forward "\n\n" nil 'move)
7090 (re-search-backward "^Return-Path:.*\n" boundary t)))
7093 (delete-region (point-min)
7094 (if (re-search-forward "^[^ \n\t]+:" nil t)
7097 (goto-char boundary)
7098 (when (re-search-backward "^.?From .*\n" nil t)
7099 (delete-region (match-beginning 0) (match-end 0)))))
7100 (mm-enable-multibyte)
7102 (message-narrow-to-head-1)
7103 (message-remove-header message-ignored-bounced-headers t)
7104 (goto-char (point-max))
7105 (insert mail-header-separator))
7106 (message-position-point)))
7109 ;;; Interactive entry points for new message buffers.
7113 (defun message-mail-other-window (&optional to subject)
7114 "Like `message-mail' command, but display mail buffer in another window."
7116 (unless (message-mail-user-agent)
7117 (let ((pop-up-windows t)
7118 (special-display-buffer-names nil)
7119 (special-display-regexps nil)
7120 (same-window-buffer-names nil)
7121 (same-window-regexps nil))
7122 (message-pop-to-buffer (message-buffer-name "mail" to))))
7123 (let ((message-this-is-mail t))
7124 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7125 nil nil nil 'switch-to-buffer-other-window)))
7128 (defun message-mail-other-frame (&optional to subject)
7129 "Like `message-mail' command, but display mail buffer in another frame."
7131 (unless (message-mail-user-agent)
7132 (let ((pop-up-frames t)
7133 (special-display-buffer-names nil)
7134 (special-display-regexps nil)
7135 (same-window-buffer-names nil)
7136 (same-window-regexps nil))
7137 (message-pop-to-buffer (message-buffer-name "mail" to))))
7138 (let ((message-this-is-mail t))
7139 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7140 nil nil nil 'switch-to-buffer-other-frame)))
7143 (defun message-news-other-window (&optional newsgroups subject)
7144 "Start editing a news article to be sent."
7146 (let ((pop-up-windows t)
7147 (special-display-buffer-names nil)
7148 (special-display-regexps nil)
7149 (same-window-buffer-names nil)
7150 (same-window-regexps nil))
7151 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
7152 (let ((message-this-is-news t))
7153 (message-setup `((Newsgroups . ,(or newsgroups ""))
7154 (Subject . ,(or subject ""))))))
7157 (defun message-news-other-frame (&optional newsgroups subject)
7158 "Start editing a news article to be sent."
7160 (let ((pop-up-frames t)
7161 (special-display-buffer-names nil)
7162 (special-display-regexps nil)
7163 (same-window-buffer-names nil)
7164 (same-window-regexps nil))
7165 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
7166 (let ((message-this-is-news t))
7167 (message-setup `((Newsgroups . ,(or newsgroups ""))
7168 (Subject . ,(or subject ""))))))
7172 ;; This code should be moved to underline.el (from which it is stolen).
7175 (defun message-bold-region (start end)
7176 "Bold all nonblank characters in the region.
7177 Works by overstriking characters.
7178 Called from program, takes two arguments START and END
7179 which specify the range to operate on."
7182 (let ((end1 (make-marker)))
7183 (move-marker end1 (max start end))
7184 (goto-char (min start end))
7185 (while (< (point) end1)
7186 (or (looking-at "[_\^@- ]")
7187 (insert (char-after) "\b"))
7188 (forward-char 1)))))
7191 (defun message-unbold-region (start end)
7192 "Remove all boldness (overstruck characters) in the region.
7193 Called from program, takes two arguments START and END
7194 which specify the range to operate on."
7197 (let ((end1 (make-marker)))
7198 (move-marker end1 (max start end))
7199 (goto-char (min start end))
7200 (while (search-forward "\b" end1 t)
7201 (if (eq (char-after) (char-after (- (point) 2)))
7202 (delete-char -2))))))
7204 (defun message-exchange-point-and-mark ()
7205 "Exchange point and mark, but don't activate region if it was inactive."
7207 (message-mark-active-p)
7208 (exchange-point-and-mark))
7209 (setq mark-active nil)))
7211 (defalias 'message-make-overlay 'make-overlay)
7212 (defalias 'message-delete-overlay 'delete-overlay)
7213 (defalias 'message-overlay-put 'overlay-put)
7214 (defun message-kill-all-overlays ()
7215 (if (featurep 'xemacs)
7216 (map-extents (lambda (extent ignore) (delete-extent extent)))
7217 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
7219 ;; Support for toolbar
7221 (defvar tool-bar-mode))
7223 ;; Note: The :set function in the `message-tool-bar*' variables will only
7224 ;; affect _new_ message buffers. We might add a function that walks thru all
7225 ;; message-mode buffers and force the update.
7226 (defun message-tool-bar-update (&optional symbol value)
7227 "Update message mode toolbar.
7228 Setter function for custom variables."
7229 (setq-default message-tool-bar-map nil)
7231 ;; When used as ":set" function:
7232 (set-default symbol value)))
7234 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
7235 'message-tool-bar-gnome
7236 'message-tool-bar-retro)
7237 "Specifies the message mode tool bar.
7239 It can be either a list or a symbol refering to a list. See
7240 `gmm-tool-bar-from-list' for the format of the list. The
7241 default key map is `message-mode-map'.
7243 Pre-defined symbols include `message-tool-bar-gnome' and
7244 `message-tool-bar-retro'."
7245 :type '(repeat gmm-tool-bar-list-item)
7246 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
7247 (const :tag "Retro look" message-tool-bar-retro)
7248 (repeat :tag "User defined list" gmm-tool-bar-item)
7250 :version "23.0" ;; No Gnus
7251 :initialize 'custom-initialize-default
7252 :set 'message-tool-bar-update
7255 (defcustom message-tool-bar-gnome
7256 '((ispell-message "spell" nil
7257 :visible (or (not (boundp 'flyspell-mode))
7258 (not flyspell-mode)))
7259 (flyspell-buffer "spell" t
7260 :visible (and (boundp 'flyspell-mode)
7262 :help "Flyspell whole buffer")
7263 (gmm-ignore "separator")
7264 (message-send-and-exit "mail/send")
7265 (message-dont-send "mail/save-draft")
7266 (message-kill-buffer "close") ;; stock_cancel
7267 (mml-attach-file "attach" mml-mode-map)
7268 (mml-preview "mail/preview" mml-mode-map)
7269 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
7270 (message-insert-importance-high "important" nil :visible nil)
7271 (message-insert-importance-low "unimportant" nil :visible nil)
7272 (message-insert-disposition-notification-to "receipt" nil :visible nil)
7273 (gmm-customize-mode "preferences" t :help "Edit mode preferences")
7274 (message-info "help" t :help "Message manual"))
7275 "List of items for the message tool bar (GNOME style).
7277 See `gmm-tool-bar-from-list' for details on the format of the list."
7278 :type '(repeat gmm-tool-bar-item)
7279 :version "23.0" ;; No Gnus
7280 :initialize 'custom-initialize-default
7281 :set 'message-tool-bar-update
7284 (defcustom message-tool-bar-retro
7285 '(;; Old Emacs 21 icon for consistency.
7286 (message-send-and-exit "gnus/mail_send")
7287 (message-kill-buffer "close")
7288 (message-dont-send "cancel")
7289 (mml-attach-file "attach" mml-mode-map)
7290 (ispell-message "spell")
7291 (mml-preview "preview" mml-mode-map)
7292 (message-insert-importance-high "gnus/important")
7293 (message-insert-importance-low "gnus/unimportant")
7294 (message-insert-disposition-notification-to "gnus/receipt"))
7295 "List of items for the message tool bar (retro style).
7297 See `gmm-tool-bar-from-list' for details on the format of the list."
7298 :type '(repeat gmm-tool-bar-item)
7299 :version "23.0" ;; No Gnus
7300 :initialize 'custom-initialize-default
7301 :set 'message-tool-bar-update
7304 (defcustom message-tool-bar-zap-list
7305 '(new-file open-file dired kill-buffer write-file
7306 print-buffer customize help)
7307 "List of icon items from the global tool bar.
7308 These items are not displayed on the message mode tool bar.
7310 See `gmm-tool-bar-from-list' for the format of the list."
7311 :type 'gmm-tool-bar-zap-list
7312 :version "23.0" ;; No Gnus
7313 :initialize 'custom-initialize-default
7314 :set 'message-tool-bar-update
7317 (defvar image-load-path)
7319 (defun message-make-tool-bar (&optional force)
7320 "Make a message mode tool bar from `message-tool-bar-list'.
7321 When FORCE, rebuild the tool bar."
7322 (when (and (not (featurep 'xemacs))
7323 (boundp 'tool-bar-mode)
7325 (or (not message-tool-bar-map) force))
7326 (setq message-tool-bar-map
7328 (gmm-image-load-path-for-library "message"
7329 "mail/save-draft.xpm"
7331 (image-load-path (cons (car load-path)
7332 (when (boundp 'image-load-path)
7334 (gmm-tool-bar-from-list message-tool-bar
7335 message-tool-bar-zap-list
7336 'message-mode-map))))
7337 message-tool-bar-map)
7339 ;;; Group name completion.
7341 (defcustom message-newgroups-header-regexp
7342 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
7343 "Regexp that match headers that lists groups."
7347 (defcustom message-completion-alist
7348 (list (cons message-newgroups-header-regexp 'message-expand-group)
7349 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
7350 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
7351 . message-expand-name)
7352 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
7353 . message-expand-name))
7354 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
7357 :type '(alist :key-type regexp :value-type function))
7359 (defcustom message-expand-name-databases
7361 "List of databases to try for name completion (`message-expand-name').
7362 Each element is a symbol and can be `bbdb' or `eudc'."
7364 :type '(set (const bbdb) (const eudc)))
7366 (defcustom message-tab-body-function nil
7367 "*Function to execute when `message-tab' (TAB) is executed in the body.
7368 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7371 :link '(custom-manual "(message)Various Commands")
7372 :type '(choice (const nil)
7375 (defun message-tab ()
7376 "Complete names according to `message-completion-alist'.
7377 Execute function specified by `message-tab-body-function' when not in
7380 (let ((alist message-completion-alist))
7382 (let ((mail-abbrev-mode-regexp (caar alist)))
7383 (not (mail-abbrev-in-expansion-header-p))))
7384 (setq alist (cdr alist)))
7385 (funcall (or (cdar alist) message-tab-body-function
7386 (lookup-key text-mode-map "\t")
7387 (lookup-key global-map "\t")
7388 'indent-relative))))
7393 (let ((standard-output (current-buffer)))
7394 (eval '(display-completion-list nil "")))
7395 (defalias 'message-display-completion-list 'display-completion-list))
7396 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
7397 (defun message-display-completion-list (completions &optional ignore)
7398 "Display the list of completions, COMPLETIONS, using `standard-output'."
7399 (display-completion-list completions)))))
7401 (defun message-expand-group ()
7402 "Expand the group name under point."
7403 (let* ((b (save-excursion
7408 (skip-chars-forward "^:")
7411 (skip-chars-backward "^, \t\n") (point))))
7412 (completion-ignore-case t)
7413 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
7415 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
7416 (completions (all-completions string hashtb))
7418 (delete-region b (point))
7420 ((= (length completions) 1)
7421 (if (string= (car completions) string)
7424 (message "Only matching group"))
7425 (insert (car completions))))
7426 ((and (setq comp (try-completion string hashtb))
7427 (not (string= comp string)))
7432 (message "No matching groups")
7433 (save-selected-window
7434 (pop-to-buffer "*Completions*")
7435 (buffer-disable-undo)
7436 (let ((buffer-read-only nil))
7438 (let ((standard-output (current-buffer)))
7439 (message-display-completion-list (sort completions 'string<)
7441 (setq buffer-read-only nil)
7442 (goto-char (point-min))
7443 (delete-region (point) (progn (forward-line 3) (point))))))))))
7445 (defun message-expand-name ()
7446 (cond ((and (memq 'eudc message-expand-name-databases)
7447 (boundp 'eudc-protocol)
7449 (eudc-expand-inline))
7450 ((and (memq 'bbdb message-expand-name-databases)
7451 (fboundp 'bbdb-complete-name))
7452 (bbdb-complete-name))
7458 (defun message-talkative-question (ask question show &rest text)
7459 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
7460 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
7461 The following arguments may contain lists of values."
7463 (setq text (message-flatten-list text)))
7464 (save-window-excursion
7466 (with-output-to-temp-buffer " *MESSAGE information message*"
7467 (set-buffer " *MESSAGE information message*")
7468 (fundamental-mode) ; for Emacs 20.4+
7469 (mapcar 'princ text)
7470 (goto-char (point-min))))
7471 (funcall ask question))
7472 (funcall ask question)))
7474 (defun message-flatten-list (list)
7475 "Return a new, flat list that contains all elements of LIST.
7477 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
7480 (apply 'append (mapcar 'message-flatten-list list)))
7484 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
7485 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
7486 Then clone the local variables and values from the old buffer to the
7487 new one, cloning only the locals having a substring matching the
7489 (let ((oldbuf (current-buffer)))
7491 (set-buffer (generate-new-buffer name))
7492 (message-clone-locals oldbuf varstr)
7495 (defun message-clone-locals (buffer &optional varstr)
7496 "Clone the local variables from BUFFER to the current buffer."
7497 (let ((locals (save-excursion
7499 (buffer-local-variables)))
7500 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
7503 (when (and (consp local)
7505 (string-match regexp (symbol-name (car local)))
7507 (string-match varstr (symbol-name (car local)))))
7509 (set (make-local-variable (car local))
7517 (defvar message-inhibit-body-encoding nil)
7519 (defun message-encode-message-body ()
7520 (unless message-inhibit-body-encoding
7521 (let ((mail-parse-charset (or mail-parse-charset
7522 message-default-charset))
7523 (case-fold-search t)
7524 lines content-type-p)
7527 (narrow-to-region (point) (point-max))
7528 (let ((new (mml-generate-mime)))
7530 (delete-region (point-min) (point-max))
7532 (goto-char (point-min))
7533 (if (eq (aref new 0) ?\n)
7535 (search-forward "\n\n")
7536 (setq lines (buffer-substring (point-min) (1- (point))))
7537 (delete-region (point-min) (point))))))
7539 (message-narrow-to-headers-or-head)
7540 (message-remove-header "Mime-Version")
7541 (goto-char (point-max))
7542 (insert "MIME-Version: 1.0\n")
7545 (setq content-type-p
7547 (re-search-backward "^Content-Type:" nil t))))
7549 (message-narrow-to-headers-or-head)
7550 (message-remove-first-header "Content-Type")
7551 (message-remove-first-header "Content-Transfer-Encoding"))
7552 ;; We always make sure that the message has a Content-Type
7553 ;; header. This is because some broken MTAs and MUAs get
7554 ;; awfully confused when confronted with a message with a
7555 ;; MIME-Version header and without a Content-Type header. For
7556 ;; instance, Solaris' /usr/bin/mail.
7557 (unless content-type-p
7558 (goto-char (point-min))
7559 ;; For unknown reason, MIME-Version doesn't exist.
7560 (when (re-search-forward "^MIME-Version:" nil t)
7562 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
7564 (defun message-read-from-minibuffer (prompt &optional initial-contents)
7565 "Read from the minibuffer while providing abbrev expansion."
7566 (if (fboundp 'mail-abbrevs-setup)
7567 (let ((mail-abbrev-mode-regexp "")
7568 (minibuffer-setup-hook 'mail-abbrevs-setup)
7569 (minibuffer-local-map message-minibuffer-local-map))
7570 (read-from-minibuffer prompt initial-contents))
7571 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
7572 (minibuffer-local-map message-minibuffer-local-map))
7573 (read-string prompt initial-contents))))
7575 (defun message-use-alternative-email-as-from ()
7576 "Set From field of the outgoing message to the first matching
7577 address in `message-alternative-emails', looking at To, Cc and
7578 From headers in the original article."
7579 (require 'mail-utils)
7580 (let* ((fields '("To" "Cc" "From"))
7583 (mail-strip-quoted-names
7584 (mapconcat 'message-fetch-reply-field fields ","))
7588 (if (string-match message-alternative-emails (car emails))
7589 (setq email (car emails)
7592 (unless (or (not email) (equal email user-mail-address))
7593 (message-remove-header "From")
7594 (goto-char (point-max))
7595 (insert "From: " (let ((user-mail-address email)) (message-make-from))
7598 (defun message-options-get (symbol)
7599 (cdr (assq symbol message-options)))
7601 (defun message-options-set (symbol value)
7602 (let ((the-cons (assq symbol message-options)))
7605 (setcdr the-cons value)
7606 (setq message-options (delq the-cons message-options)))
7608 (push (cons symbol value) message-options))))
7611 (defun message-options-set-recipient ()
7613 (message-narrow-to-headers-or-head)
7614 (message-options-set 'message-sender
7615 (mail-strip-quoted-names
7616 (message-fetch-field "from")))
7617 (message-options-set 'message-recipients
7618 (mail-strip-quoted-names
7619 (let ((to (message-fetch-field "to"))
7620 (cc (message-fetch-field "cc"))
7621 (bcc (message-fetch-field "bcc")))
7624 (if (and to cc) ", ")
7626 (if (and (or to cc) bcc) ", ")
7629 (defun message-hide-headers ()
7630 "Hide headers based on the `message-hidden-headers' variable."
7631 (let ((regexps (if (stringp message-hidden-headers)
7632 (list message-hidden-headers)
7633 message-hidden-headers))
7634 (inhibit-point-motion-hooks t)
7635 (after-change-functions nil)
7640 (message-narrow-to-headers)
7641 (goto-char (point-min))
7643 (if (not (message-hide-header-p regexps))
7644 (message-next-header)
7645 (let ((begin (point))
7647 (message-next-header)
7648 (setq header (buffer-substring begin (point))
7649 header-len (- (point) begin))
7650 (delete-region begin (point))
7651 (goto-char (1+ end-of-headers))
7653 (setq end-of-headers
7654 (+ end-of-headers header-len))))))))
7655 (narrow-to-region (1+ end-of-headers) (point-max))))
7657 (defun message-hide-header-p (regexps)
7660 (when (eq (car regexps) 'not)
7663 (dolist (regexp regexps)
7664 (setq result (or result (looking-at regexp))))
7669 (defun message-put-addresses-in-ecomplete ()
7670 (dolist (header '("to" "cc" "from" "reply-to"))
7671 (let ((value (message-field-value header)))
7672 (dolist (string (mail-header-parse-addresses value 'raw))
7674 (gnus-replace-in-string
7675 (gnus-replace-in-string string "^ +\\| +$" "") "\n" ""))
7676 (ecomplete-add-item 'mail (car (mail-header-parse-address string))
7680 (defun message-display-abbrev (&optional choose)
7681 "Display the next possible abbrev for the text before point."
7682 (interactive (list t))
7683 (when (and (member (char-after (point-at-bol)) '(?C ?T ? ))
7684 (message-point-in-header-p)
7687 (message-narrow-to-field)
7688 (goto-char (point-min))
7689 (looking-at "To\\|Cc"))))
7690 (let* ((end (point))
7691 (start (save-excursion
7692 (and (re-search-backward "[\n\t ]" nil t)
7694 (word (when start (buffer-substring start end)))
7695 (match (when (and word
7696 (not (zerop (length word))))
7697 (ecomplete-display-matches 'mail word choose))))
7698 (when (and choose match)
7699 (delete-region start end)
7702 (when (featurep 'xemacs)
7703 (require 'messagexmas)
7704 (message-xmas-redefine))
7708 (run-hooks 'message-load-hook)
7711 ;; coding: iso-8859-1
7714 ;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
7715 ;;; message.el ends here