1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; MORIOKA Tomohiko <morioka@jaist.ac.jp>
7 ;; Shuhei KOBAYASHI <shuhei-k@jaist.ac.jp>
8 ;; Keiichi Suzuki <kei-suzu@mail.wbs.ne.jp>
9 ;; Tatsuya Ichikawa <t-ichi@po.shiojiri.ne.jp>
10 ;; Katsumi Yamaoka <yamaoka@jpl.org>
11 ;; Kiyokazu SUTO <suto@merry.xmath.ous.ac.jp>
12 ;; Keywords: mail, news, MIME
14 ;; This file is part of GNU Emacs.
16 ;; GNU Emacs is free software; you can redistribute it and/or modify
17 ;; it under the terms of the GNU General Public License as published by
18 ;; the Free Software Foundation; either version 2, or (at your option)
21 ;; GNU Emacs is distributed in the hope that it will be useful,
22 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
23 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 ;; GNU General Public License for more details.
26 ;; You should have received a copy of the GNU General Public License
27 ;; along with GNU Emacs; see the file COPYING. If not, write to the
28 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
29 ;; Boston, MA 02111-1307, USA.
33 ;; This mode provides mail-sending facilities from within Emacs. It
34 ;; consists mainly of large chunks of code from the sendmail.el,
35 ;; gnus-msg.el and rnewspost.el files.
42 (defvar gnus-list-identifiers)) ; gnus-sum is required where necessary
47 (require 'canlock-om))
51 ;; This is apparently necessary even though things are autoloaded.
52 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
53 ;; require mailabbrev here.
54 (if (featurep 'xemacs)
55 (require 'mail-abbrevs)
56 (require 'mailabbrev))
58 (eval-when-compile (require 'static))
60 ;; Avoid byte-compile warnings.
67 (autoload 'sha1 "sha1-el")
68 (autoload 'customize-save-variable "cus-edit"));; for Mule 2.
70 (defgroup message '((user-mail-address custom-variable)
71 (user-full-name custom-variable))
72 "Mail and news message composing."
73 :link '(custom-manual "(message)Top")
77 (put 'user-mail-address 'custom-type 'string)
78 (put 'user-full-name 'custom-type 'string)
80 (defgroup message-various nil
81 "Various Message Variables"
82 :link '(custom-manual "(message)Various Message Variables")
85 (defgroup message-buffers nil
87 :link '(custom-manual "(message)Message Buffers")
90 (defgroup message-sending nil
92 :link '(custom-manual "(message)Sending Variables")
95 (defgroup message-interface nil
97 :link '(custom-manual "(message)Interface")
100 (defgroup message-forwarding nil
102 :link '(custom-manual "(message)Forwarding")
103 :group 'message-interface)
105 (defgroup message-insertion nil
107 :link '(custom-manual "(message)Insertion")
110 (defgroup message-headers nil
112 :link '(custom-manual "(message)Message Headers")
115 (defgroup message-news nil
116 "Composing News Messages"
119 (defgroup message-mail nil
120 "Composing Mail Messages"
123 (defgroup message-faces nil
124 "Faces used for message composing."
128 (defgroup message-frames nil
132 (defcustom message-directory "~/Mail/"
133 "*Directory from which all other mail file variables are derived."
134 :group 'message-various
137 (defcustom message-max-buffers 10
138 "*How many buffers to keep before starting to kill them off."
139 :group 'message-buffers
142 (defcustom message-send-rename-function nil
143 "Function called to rename the buffer after sending it."
144 :group 'message-buffers
145 :type '(choice function (const nil)))
147 (defcustom message-fcc-handler-function 'message-output
148 "*A function called to save outgoing articles.
149 This function will be called with the name of the file to store the
150 article in. The default function is `message-output' which saves in Unix
152 :type '(radio (function-item message-output)
153 (function :tag "Other"))
154 :group 'message-sending)
156 (defcustom message-encode-function 'message-maybe-encode
157 "*A function called to encode messages."
158 :group 'message-sending
161 (defcustom message-8bit-encoding-list '(8bit binary)
162 "*8bit encoding type in Content-Transfer-Encoding field."
163 :group 'message-sending
164 :type '(repeat (symbol :tag "Type")))
166 (defcustom message-fcc-externalize-attachments nil
167 "If non-nil, attachments are included as external parts in Fcc copies."
169 :group 'message-sending)
171 (defcustom message-courtesy-message
172 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
173 "*This is inserted at the start of a mailed copy of a posted message.
174 If the string contains the format spec \"%s\", the Newsgroups
175 the article has been posted to will be inserted there.
176 If this variable is nil, no such courtesy message will be added."
177 :group 'message-sending
180 (defcustom message-ignored-bounced-headers "^\\(Received\\|Return-Path\\):"
181 "*Regexp that matches headers to be removed in resent bounced mail."
182 :group 'message-interface
185 (defcustom message-bounce-setup-function 'message-bounce-setup-for-mime-edit
186 "Function to setup a re-sending bounced message."
187 :group 'message-sending
190 ;;; Start of variables adopted from `message-utils.el'.
192 (defcustom message-subject-trailing-was-query 'ask
193 ;; should it default to nil or ask?
194 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
195 If nil, leave the subject unchanged. If it is the symbol `ask', query
196 the user what do do. In this case, the subject is matched against
197 `message-subject-trailing-was-ask-regexp'. If
198 `message-subject-trailing-was-query' is t, always strip the trailing
199 old subject. In this case, `message-subject-trailing-was-regexp' is
201 :type '(choice (const :tag "never" nil)
202 (const :tag "always strip" t)
204 :group 'message-various)
206 (defcustom message-subject-trailing-was-ask-regexp
207 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
208 "*Regexp matching \"(was: <old subject>)\" in the subject line.
210 The function `message-strip-subject-trailing-was' uses this regexp if
211 `message-subject-trailing-was-query' is set to the symbol `ask'. If
212 the variable is t instead of `ask', use
213 `message-subject-trailing-was-regexp' instead.
215 It is okay to create some false positives here, as the user is asked."
216 :group 'message-various
219 (defcustom message-subject-trailing-was-regexp
220 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
221 "*Regexp matching \"(was: <old subject>)\" in the subject line.
223 If `message-subject-trailing-was-query' is set to t, the subject is
224 matched against `message-subject-trailing-was-regexp' in
225 `message-strip-subject-trailing-was'. You should use a regexp creating very
226 few false positives here."
227 :group 'message-various
230 ;;; marking inserted text
233 (defcustom message-mark-insert-begin
234 "--8<---------------cut here---------------start------------->8---\n"
235 "How to mark the beginning of some inserted text."
237 :group 'message-various)
240 (defcustom message-mark-insert-end
241 "--8<---------------cut here---------------end--------------->8---\n"
242 "How to mark the end of some inserted text."
244 :group 'message-various)
247 (defcustom message-archive-header
248 "X-No-Archive: Yes\n"
249 "Header to insert when you don't want your article to be archived.
250 Archives \(such as groups.googgle.com\) respect this header."
252 :group 'message-various)
255 (defcustom message-archive-note
256 "X-No-Archive: Yes - save http://groups.google.com/"
257 "Note to insert why you wouldn't want this posting archived.
258 If nil, don't insert any text in the body."
260 :group 'message-various)
262 ;;; Crossposts and Followups
263 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
264 ;; new suggestions by R. Weikusat <rw at another.de>
266 (defvar message-cross-post-old-target nil
267 "Old target for cross-posts or follow-ups.")
268 (make-variable-buffer-local 'message-cross-post-old-target)
271 (defcustom message-cross-post-default t
272 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
273 If nil, `message-cross-post-followup-to' will only do a followup. Note that
274 you can explicitly override this setting by calling
275 `message-cross-post-followup-to' with a prefix."
277 :group 'message-various)
280 (defcustom message-cross-post-note
281 "Crosspost & Followup-To: "
282 "Note to insert before signature to notify of xpost and follow-up."
284 :group 'message-various)
287 (defcustom message-followup-to-note
289 "Note to insert before signature to notify of follow-up only."
291 :group 'message-various)
294 (defcustom message-cross-post-note-function
295 'message-cross-post-insert-note
296 "Function to use to insert note about Crosspost or Followup-To.
297 The function will be called with four arguments. The function should not only
298 insert a note, but also ensure old notes are deleted. See the documentation
299 for `message-cross-post-insert-note'."
301 :group 'message-various)
303 ;;; End of variables adopted from `message-utils.el'.
306 (defcustom message-from-style 'default
307 "*Specifies how \"From\" headers look.
309 If nil, they contain just the return address like:
311 If `parens', they look like:
312 king@grassland.com (Elvis Parsley)
313 If `angles', they look like:
314 Elvis Parsley <king@grassland.com>
316 Otherwise, most addresses look like `angles', but they look like
317 `parens' if `angles' would need quoting and `parens' would not."
318 :type '(choice (const :tag "simple" nil)
322 :group 'message-headers)
324 (defcustom message-insert-canlock t
325 "Whether to insert a Cancel-Lock header in news postings."
327 :group 'message-headers
330 (defcustom message-syntax-checks
331 (if message-insert-canlock '((sender . disabled)) nil)
332 ;; Guess this one shouldn't be easy to customize...
333 "*Controls what syntax checks should not be performed on outgoing posts.
334 To disable checking of long signatures, for instance, add
335 `(signature . disabled)' to this list.
337 Don't touch this variable unless you really know what you're doing.
339 Checks include `subject-cmsg', `multiple-headers', `sendsys',
340 `message-id', `from', `long-lines', `control-chars', `size',
341 `new-text', `quoting-style', `redirected-followup', `signature',
342 `approved', `sender', `empty', `empty-headers', `message-id', `from',
343 `subject', `shorten-followup-to', `existing-newsgroups',
344 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
345 'continuation-headers', and `long-header-lines'."
347 :type '(repeat sexp)) ; Fixme: improve this
349 (defcustom message-required-headers '((optional . References) From)
350 "*Headers to be generated or prompted for when sending a message.
351 Also see `message-required-news-headers' and
352 `message-required-mail-headers'."
354 :group 'message-headers
355 :type '(repeat sexp))
357 (defcustom message-draft-headers '(References From)
358 "*Headers to be generated when saving a draft message."
360 :group 'message-headers
361 :type '(repeat sexp))
363 (defcustom message-required-news-headers
364 '(From Newsgroups Subject Date Message-ID
365 (optional . Organization)
366 (optional . User-Agent))
367 "*Headers to be generated or prompted for when posting an article.
368 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
369 Message-ID. Organization, Lines, In-Reply-To, Expires, and
370 User-Agent are optional. If don't you want message to insert some
371 header, remove it from this list."
373 :group 'message-headers
374 :type '(repeat sexp))
376 (defcustom message-required-mail-headers
377 '(From Subject Date (optional . In-Reply-To) Message-ID
378 (optional . User-Agent))
379 "*Headers to be generated or prompted for when mailing a message.
380 It is recommended that From, Date, To, Subject and Message-ID be
381 included. Organization and User-Agent are optional."
383 :group 'message-headers
384 :type '(repeat sexp))
386 (defcustom message-deletable-headers '(Message-ID Date Lines)
387 "Headers to be deleted if they already exist and were generated by message previously."
388 :group 'message-headers
391 (defcustom message-ignored-news-headers
392 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
393 "*Regexp of headers to be removed unconditionally before posting."
395 :group 'message-headers
398 (defcustom message-ignored-mail-headers
399 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
400 "*Regexp of headers to be removed unconditionally before mailing."
402 :group 'message-headers
405 (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:"
406 "*Header lines matching this regexp will be deleted before posting.
407 It's best to delete old Path and Date headers before posting to avoid
409 :group 'message-interface
412 (defcustom message-supersede-setup-function
413 'message-supersede-setup-for-mime-edit
414 "Function to setup a supersede message."
415 :group 'message-sending
418 (defcustom message-subject-re-regexp
419 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
420 "*Regexp matching \"Re: \" in the subject line."
421 :group 'message-various
424 ;;; Some sender agents encode the whole subject including leading "Re: ".
425 ;;; And if followup agent does not decode it for some reason (e.g. unknown
426 ;;; charset) and just add a new "Re: " in front of the encoded-word, the
427 ;;; result will contain multiple "Re: "'s.
428 (defcustom message-subject-encoded-re-regexp
432 "[-!#$%&'*+0-9A-Z^_`a-z{|}~]+" ; charset
435 "[Bb]" (regexp-quote "?") ; B encoding
436 "\\(\\(CQk\\|CSA\\|IAk\\|ICA\\)[Jg]\\)*" ; \([ \t][ \t][ \t]\)*
438 "[Uc][km]U6" ; [Rr][Ee]:
440 "\\(C[VX]\\|I[FH]\\)J[Fl]O[g-v]" ; [ \t][Rr][Ee]:
442 "\\(CQl\\|CSB\\|IAl\\|ICB\\)[Sy][RZ]T[o-r]" ; [ \t][ \t][Rr][Ee]:
445 "[Qb]" (regexp-quote "?") ; Q encoding
446 "\\(_\\|=09\\|=20\\)*"
447 "\\([Rr]\\|=[57]2\\)\\([Ee]\\|=[46]5\\)\\(:\\|=3[Aa]\\)"
450 "*Regexp matching \"Re: \" in the subject line.
451 Unlike `message-subject-re-regexp', this regexp matches \"Re: \" within
453 :group 'message-various
456 (defcustom message-use-subject-re t
457 "*If t, remove any (buggy) \"Re: \"'s from the subject of the precursor
458 and add a new \"Re: \". If it is nil, use the subject \"as-is\". If it
459 is the symbol `guess', try to detect \"Re: \" within an encoded-word."
460 :group 'message-various
461 :type '(choice (const :tag "off" nil)
466 (defcustom message-signature-separator "^-- *$"
467 "Regexp matching the signature separator."
469 :group 'message-various)
471 (defcustom message-signature-separator-for-insertion "-- \n"
472 "*Signature separator. This value will be inserted as signature separator
473 when composing message. Default value is \"-- \\n\". Notice: Changing this
474 value may go against RFC-1036 and draft-ietf-usefor-article-05.txt. "
476 :group 'message-insertion)
478 (defcustom message-elide-ellipsis "\n[...]\n\n"
479 "*The string which is inserted for elided text."
481 :group 'message-various)
483 (defcustom message-interactive t
484 "Non-nil means when sending a message wait for and display errors.
485 nil means let mailer mail back a message to report errors."
486 :group 'message-sending
490 (defcustom message-generate-new-buffers 'unique
491 "*Non-nil means create a new message buffer whenever `message-setup' is called.
492 If this is a function, call that function with three parameters: The type,
493 the to address and the group name. (Any of these may be nil.) The function
494 should return the new buffer name."
495 :group 'message-buffers
496 :type '(choice (const :tag "off" nil)
497 (const :tag "unique" unique)
498 (const :tag "unsent" unsent)
501 (defcustom message-kill-buffer-on-exit nil
502 "*Non-nil means that the message buffer will be killed after sending a message."
503 :group 'message-buffers
506 (defcustom message-kill-buffer-query-function 'yes-or-no-p
507 "*Function used to prompt user whether to kill the message buffer. If
508 it is t, the buffer will be killed unconditionally."
509 :type '(radio (function-item yes-or-no-p)
510 (function-item y-or-n-p)
511 (function-item nnheader-Y-or-n-p)
512 (function :tag "Other" t))
513 :group 'message-buffers)
515 (defcustom message-kill-buffer-and-remove-file t
516 "*Non-nil means that the associated file will be removed before
517 removing the message buffer. However, it is treated as nil when the
518 command `message-mimic-kill-buffer' is used."
519 :group 'message-buffers
523 (defvar gnus-local-organization))
524 (defcustom message-user-organization
525 (or (and (boundp 'gnus-local-organization)
526 (stringp gnus-local-organization)
527 gnus-local-organization)
528 (getenv "ORGANIZATION")
530 "*String to be used as an Organization header.
531 If t, use `message-user-organization-file'."
532 :group 'message-headers
533 :type '(choice string
534 (const :tag "consult file" t)))
537 (defcustom message-user-organization-file "/usr/lib/news/organization"
538 "*Local news organization file."
540 :group 'message-headers)
542 (defcustom message-forward-start-separator
543 (concat (mime-make-tag "message" "rfc822") "\n")
544 "*Delimiter inserted before forwarded messages."
545 :group 'message-forwarding
548 (defcustom message-forward-end-separator
549 (concat (mime-make-tag "text" "plain") "\n")
550 "*Delimiter inserted after forwarded messages."
551 :group 'message-forwarding
554 (defcustom message-included-forward-headers
555 "^From:\\|^Newsgroups:\\|^Subject:\\|^Date:\\|^\\(Mail-\\)?Followup-To:\\|^\\(Mail-\\)?Reply-To:\\|^Mail-Copies-To:\\|^Organization:\\|^Summary:\\|^Keywords:\\|^To:\\|^Cc:\\|^Posted-To:\\|^Apparently-To:\\|^Gnus-Warning:\\|^Resent-\\|^Message-ID:\\|^References:\\|^Content-\\|^MIME-Version:"
556 "*Regexp matching headers to be included in forwarded messages."
557 :group 'message-forwarding
560 (defcustom message-make-forward-subject-function
561 'message-forward-subject-name-subject
562 "*List of functions called to generate subject headers for forwarded messages.
563 The subject generated by the previous function is passed into each
566 The provided functions are:
568 * `message-forward-subject-author-subject' (Source of article (author or
569 newsgroup)), in brackets followed by the subject
570 * `message-forward-subject-name-subject' (Source of article (name of author
571 or newsgroup)), in brackets followed by the subject
572 * `message-forward-subject-fwd' (Subject of article with 'Fwd:' prepended
574 :group 'message-forwarding
575 :type '(radio (function-item message-forward-subject-author-subject)
576 (function-item message-forward-subject-fwd)
577 (repeat :tag "List of functions" function)))
579 (defcustom message-forward-as-mime t
580 "*If non-nil, forward messages as an inline/rfc822 MIME section. Otherwise, directly inline the old message in the forwarded message."
582 :group 'message-forwarding
585 (defcustom message-forward-show-mml t
586 "*If non-nil, forward messages are shown as mml. Otherwise, forward messages are unchanged."
588 :group 'message-forwarding
591 (defcustom message-forward-before-signature t
592 "*If non-nil, put forwarded message before signature, else after."
593 :group 'message-forwarding
596 (defcustom message-wash-forwarded-subjects nil
597 "*If non-nil, try to remove as much old cruft as possible from the subject of messages before generating the new subject of a forward."
598 :group 'message-forwarding
601 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
602 "*All headers that match this regexp will be deleted when resending a message."
603 :group 'message-interface
606 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
607 "*All headers that match this regexp will be deleted when forwarding a message."
609 :group 'message-forwarding
610 :type '(choice (const :tag "None" nil)
613 (defcustom message-ignored-cited-headers "."
614 "*Delete these headers from the messages you yank."
615 :group 'message-insertion
618 (defcustom message-cite-prefix-regexp
619 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
620 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
621 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
622 (let ((old-table (syntax-table))
623 non-word-constituents)
624 (set-syntax-table text-mode-syntax-table)
625 (setq non-word-constituents
627 (if (string-match "\\w" "-") "" "-")
628 (if (string-match "\\w" "_") "" "_")
629 (if (string-match "\\w" ".") "" ".")))
630 (set-syntax-table old-table)
631 (if (equal non-word-constituents "")
632 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
633 (concat "\\([ \t]*\\(\\w\\|["
634 non-word-constituents
635 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
636 "*Regexp matching the longest possible citation prefix on a line."
637 :group 'message-insertion
640 (defcustom message-cancel-message "I am canceling my own article.\n"
641 "Message to be inserted in the cancel message."
642 :group 'message-interface
645 ;; Useful to set in site-init.el
647 (defcustom message-send-mail-function 'message-send-mail-with-sendmail
648 "Function to call to send the current buffer as mail.
649 The headers should be delimited by a line whose contents match the
650 variable `mail-header-separator'.
652 Valid values include `message-send-mail-with-sendmail' (the default),
653 `message-send-mail-with-mh', `message-send-mail-with-qmail',
654 `message-send-mail-with-smtp', `message-smtpmail-send-it',
655 `smtpmail-send-it' and `feedmail-send-it'.
657 See also `send-mail-function'."
658 :type '(radio (function-item message-send-mail-with-sendmail)
659 (function-item message-send-mail-with-mh)
660 (function-item message-send-mail-with-qmail)
661 (function-item message-send-mail-with-smtp)
662 (function-item message-smtpmail-send-it)
663 (function-item smtpmail-send-it)
664 (function-item feedmail-send-it)
665 (function :tag "Other"))
666 :group 'message-sending
667 :group 'message-mail)
669 ;; 1997-09-29 by MORIOKA Tomohiko
670 (defcustom message-send-news-function 'message-send-news-with-gnus
671 "Function to call to send the current buffer as news.
672 The headers should be delimited by a line whose contents match the
673 variable `mail-header-separator'."
674 :group 'message-sending
678 (defcustom message-reply-to-function nil
679 "If non-nil, function that should return a list of headers.
680 This function should pick out addresses from the To, Cc, and From headers
681 and respond with new To and Cc headers."
682 :group 'message-interface
683 :type '(choice function (const nil)))
685 (defcustom message-wide-reply-to-function nil
686 "If non-nil, function that should return a list of headers.
687 This function should pick out addresses from the To, Cc, and From headers
688 and respond with new To and Cc headers."
689 :group 'message-interface
690 :type '(choice function (const nil)))
692 (defcustom message-followup-to-function nil
693 "If non-nil, function that should return a list of headers.
694 This function should pick out addresses from the To, Cc, and From headers
695 and respond with new To and Cc headers."
696 :group 'message-interface
697 :type '(choice function (const nil)))
699 (defcustom message-use-followup-to 'ask
700 "*Specifies what to do with Followup-To header.
701 If nil, always ignore the header. If it is t, use its value, but
702 query before using the \"poster\" value. If it is the symbol `ask',
703 always query the user whether to use the value. If it is the symbol
704 `use', always use the value."
705 :group 'message-interface
706 :type '(choice (const :tag "ignore" nil)
707 (const :tag "use & query" t)
708 (const :tag "maybe" t)
709 (const :tag "always" use)
710 (const :tag "ask" ask)))
712 (defcustom message-use-mail-copies-to 'ask
713 "*Specifies what to do with Mail-Copies-To header.
714 If nil, always ignore the header. If it is t, use its value, but
715 query before using the value other than \"always\" or \"never\".
716 If it is the symbol `ask', always query the user whether to use
717 the value. If it is the symbol `use', always use the value."
718 :group 'message-interface
719 :type '(choice (const :tag "ignore" nil)
720 (const :tag "maybe" t)
721 (const :tag "always" use)
722 (const :tag "ask" ask)))
724 ;;; XXX: 'ask and 'use are not implemented yet.
725 (defcustom message-use-mail-reply-to 'ask
726 "*Specifies what to do with Mail-Reply-To/Reply-To header.
727 If nil, always ignore the header. If it is t or the symbol `use', use
728 its value. If it is the symbol `ask', always query the user whether to
729 use the value. Note that if \"Reply-To\" is marked as \"broken\", its value
731 :group 'message-interface
732 :type '(choice (const :tag "ignore" nil)
733 (const :tag "maybe" t)
734 (const :tag "always" use)
735 (const :tag "ask" ask)))
737 (defcustom message-use-mail-followup-to 'use
738 "*Specifies what to do with Mail-Followup-To header.
739 If nil, always ignore the header. If it is the symbol `ask', always
740 query the user whether to use the value. If it is t or the symbol
741 `use', always use the value."
742 :group 'message-interface
743 :type '(choice (const :tag "ignore" nil)
744 (const :tag "maybe" t)
745 (const :tag "always" use)
746 (const :tag "ask" ask)))
748 (defcustom message-subscribed-address-functions nil
749 "*Specifies functions for determining list subscription.
750 If nil, do not attempt to determine list subscribtion with functions.
751 If non-nil, this variable contains a list of functions which return
752 regular expressions to match lists. These functions can be used in
753 conjunction with `message-subscribed-regexps' and
754 `message-subscribed-addresses'."
755 :group 'message-interface
756 :type '(repeat sexp))
758 (defcustom message-subscribed-address-file nil
759 "*A file containing addresses the user is subscribed to.
760 If nil, do not look at any files to determine list subscriptions. If
761 non-nil, each line of this file should be a mailing list address."
762 :group 'message-interface
765 (defcustom message-subscribed-addresses nil
766 "*Specifies a list of addresses the user is subscribed to.
767 If nil, do not use any predefined list subscriptions. This list of
768 addresses can be used in conjuction with
769 `message-subscribed-address-functions' and `message-subscribed-regexps'."
770 :group 'message-interface
771 :type '(repeat string))
773 (defcustom message-subscribed-regexps nil
774 "*Specifies a list of addresses the user is subscribed to.
775 If nil, do not use any predefined list subscriptions. This list of
776 regular expressions can be used in conjuction with
777 `message-subscribed-address-functions' and `message-subscribed-addresses'."
778 :group 'message-interface
779 :type '(repeat regexp))
781 (defcustom message-allow-no-recipients 'ask
782 "Specifies what to do when there are no recipients other than Gcc/Fcc.
783 If it is the symbol `always', the posting is allowed. If it is the
784 symbol `never', the posting is not allowed. If it is the symbol
785 `ask', you are prompted."
786 :group 'message-interface
787 :type '(choice (const always)
791 (defcustom message-sendmail-f-is-evil nil
792 "*Non-nil means don't add \"-f username\" to the sendmail command line.
793 Doing so would be even more evil than leaving it out."
794 :group 'message-sending
797 (defcustom message-sendmail-envelope-from nil
798 "*Envelope-from when sending mail with sendmail.
799 If this is nil, use `user-mail-address'. If it is the symbol
800 `header', use the From: header of the message."
801 :type '(choice (string :tag "From name")
802 (const :tag "Use From: header from message" header)
803 (const :tag "Use `user-mail-address'" nil))
804 :group 'message-sending)
806 ;; qmail-related stuff
807 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
808 "Location of the qmail-inject program."
809 :group 'message-sending
812 (defcustom message-qmail-inject-args nil
813 "Arguments passed to qmail-inject programs.
814 This should be a list of strings, one string for each argument. It
815 may also be a function.
817 For e.g., if you wish to set the envelope sender address so that bounces
818 go to the right place or to deal with listserv's usage of that address, you
819 might set this variable to '(\"-f\" \"you@some.where\")."
820 :group 'message-sending
821 :type '(choice (function)
824 (defvar message-cater-to-broken-inn t
825 "Non-nil means Gnus should not fold the `References' header.
826 Folding `References' makes ancient versions of INN create incorrect
830 (defvar gnus-post-method)
831 (defvar gnus-select-method))
832 (defcustom message-post-method
833 (cond ((and (boundp 'gnus-post-method)
834 (listp gnus-post-method)
837 ((boundp 'gnus-select-method)
840 "*Method used to post news.
841 Note that when posting from inside Gnus, for instance, this
842 variable isn't used."
844 :group 'message-sending
845 ;; This should be the `gnus-select-method' widget, but that might
846 ;; create a dependence to `gnus.el'.
849 (defcustom message-generate-headers-first nil
850 "*If non-nil, generate all required headers before composing.
851 The variables `message-required-news-headers' and
852 `message-required-mail-headers' specify which headers to generate.
853 This can also be a list of headers that should be generated before
856 Note that the variable `message-deletable-headers' specifies headers which
857 are to be deleted and then re-generated before sending, so this variable
858 will not have a visible effect for those headers."
859 :group 'message-headers
860 :type '(choice (const :tag "None" nil)
862 (repeat (sexp :tag "Header"))))
864 (defcustom message-setup-hook '(turn-on-mime-edit)
865 "Normal hook, run each time a new outgoing message is initialized.
866 The function `message-setup' runs this hook."
867 :group 'message-various
870 (defcustom message-cancel-hook nil
871 "Hook run when cancelling articles."
872 :group 'message-various
875 (defcustom message-signature-setup-hook nil
876 "Normal hook, run each time a new outgoing message is initialized.
877 It is run after the headers have been inserted and before
878 the signature is inserted."
879 :group 'message-various
882 (defcustom message-bounce-setup-hook nil
883 "Normal hook, run each time a re-sending bounced message is initialized.
884 The function `message-bounce' runs this hook."
885 :group 'message-various
888 (defcustom message-supersede-setup-hook nil
889 "Normal hook, run each time a supersede message is initialized.
890 The function `message-supersede' runs this hook."
891 :group 'message-various
894 (defcustom message-mode-hook nil
895 "Hook run in message mode buffers."
896 :group 'message-various
899 (defcustom message-header-hook '((lambda () (mime-encode-header-in-buffer t)))
900 "Hook run in a message mode buffer narrowed to the headers."
901 :group 'message-various
904 (defcustom message-header-setup-hook nil
905 "Hook called narrowed to the headers when setting up a message buffer."
906 :group 'message-various
909 (defcustom message-minibuffer-local-map
910 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
911 (set-keymap-parent map minibuffer-local-map)
913 "Keymap for `message-read-from-minibuffer'.")
916 (defcustom message-citation-line-function 'message-insert-citation-line
917 "*Function called to insert the \"Whomever writes:\" line.
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 :group 'message-insertion)
927 (defcustom message-yank-prefix "> "
928 "*Prefix inserted on the lines of yanked messages.
929 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
930 See also `message-yank-cited-prefix'."
932 :group 'message-insertion)
934 (defcustom message-yank-add-new-references t
935 "Non-nil means new IDs will be added to \"References\" field when an
936 article is yanked by the command `message-yank-original' interactively.
937 If it is a symbol `message-id-only', only an ID from \"Message-ID\" field
938 is used, otherwise IDs extracted from \"References\", \"In-Reply-To\" and
939 \"Message-ID\" fields are used."
940 :type '(radio (const :tag "Do not add anything" nil)
941 (const :tag "From Message-Id, References and In-Reply-To fields" t)
942 (const :tag "From only Message-Id field." message-id-only))
943 :group 'message-insertion)
945 (defcustom message-list-references-add-position nil
946 "Integer value means position for adding to \"References\" field when
947 an article is yanked by the command `message-yank-original' interactively."
948 :type '(radio (const :tag "Add to last" nil)
949 (integer :tag "Position from last ID"))
950 :group 'message-insertion)
952 (defcustom message-yank-cited-prefix ">"
953 "*Prefix inserted on cited or empty lines of yanked messages.
954 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
955 See also `message-yank-prefix'."
957 :group 'message-insertion)
959 (defcustom message-indentation-spaces 3
960 "*Number of spaces to insert at the beginning of each cited line.
961 Used by `message-yank-original' via `message-yank-cite'."
962 :group 'message-insertion
966 (defcustom message-cite-function 'message-cite-original
967 "*Function for citing an original message.
968 Predefined functions include `message-cite-original' and
969 `message-cite-original-without-signature'.
970 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
971 :type '(radio (function-item message-cite-original)
972 (function-item message-cite-original-without-signature)
973 (function-item mu-cite-original)
974 (function-item sc-cite-original)
975 (function :tag "Other"))
976 :group 'message-insertion)
979 (defcustom message-suspend-font-lock-when-citing nil
980 "Non-nil means suspend font-lock'ing while citing an original message.
981 Some lazy demand-driven fontification tools (or Emacs itself) have a
982 bug that they often miss a buffer to be fontified. It will mostly
983 occur when Emacs prompts user for any inputs in the minibuffer.
984 Setting this option to non-nil may help you to avoid unpleasant errors
985 even if it is an add-hoc expedient."
987 :group 'message-insertion)
990 (defcustom message-indent-citation-function 'message-indent-citation
991 "*Function for modifying a citation just inserted in the mail buffer.
992 This can also be a list of functions. Each function can find the
993 citation between (point) and (mark t). And each function should leave
994 point and mark around the citation text as modified."
996 :group 'message-insertion)
999 (defcustom message-signature t
1000 "*String to be inserted at the end of the message buffer.
1001 If t, the `message-signature-file' file will be inserted instead.
1002 If a function, the result from the function will be used instead.
1003 If a form, the result from the form will be used instead."
1005 :group 'message-insertion)
1008 (defcustom message-signature-file "~/.signature"
1009 "*Name of file containing the text inserted at end of message buffer.
1010 Ignored if the named file doesn't exist.
1011 If nil, don't insert a signature."
1012 :type '(choice file (const :tags "None" nil))
1013 :group 'message-insertion)
1016 (defcustom message-signature-insert-empty-line t
1017 "*If non-nil, insert an empty line before the signature separator."
1019 :group 'message-insertion)
1021 (defcustom message-distribution-function nil
1022 "*Function called to return a Distribution header."
1023 :group 'message-news
1024 :group 'message-headers
1025 :type '(choice function (const nil)))
1027 (defcustom message-expires 14
1028 "Number of days before your article expires."
1029 :group 'message-news
1030 :group 'message-headers
1031 :link '(custom-manual "(message)News Headers")
1034 (defcustom message-user-path nil
1035 "If nil, use the NNTP server name in the Path header.
1036 If stringp, use this; if non-nil, use no host name (user name only)."
1037 :group 'message-news
1038 :group 'message-headers
1039 :link '(custom-manual "(message)News Headers")
1040 :type '(choice (const :tag "nntp" nil)
1041 (string :tag "name")
1042 (sexp :tag "none" :format "%t" t)))
1044 (defvar message-reply-buffer nil)
1045 (defvar message-reply-headers nil
1046 "The headers of the current replied article.
1047 It is a vector of the following headers:
1048 \[number subject from date id references chars lines xref extra].")
1049 (defvar message-sent-message-via nil)
1050 (defvar message-checksum nil)
1051 (defvar message-send-actions nil
1052 "A list of actions to be performed upon successful sending of a message.")
1053 (defvar message-exit-actions nil
1054 "A list of actions to be performed upon exiting after sending a message.")
1055 (defvar message-kill-actions nil
1056 "A list of actions to be performed before killing a message buffer.")
1057 (defvar message-postpone-actions nil
1058 "A list of actions to be performed after postponing a message.")
1059 (defvar message-original-frame nil)
1060 (defvar message-parameter-alist nil)
1061 (defvar message-startup-parameter-alist nil)
1063 (define-widget 'message-header-lines 'text
1064 "All header lines must be LFD terminated."
1065 :format "%{%t%}:%n%v"
1066 :valid-regexp "^\\'"
1067 :error "All header lines must be newline terminated")
1069 (defcustom message-default-headers ""
1070 "*A string containing header lines to be inserted in outgoing messages.
1071 It is inserted before you edit the message, so you can edit or delete
1073 :group 'message-headers
1074 :type 'message-header-lines)
1076 (defcustom message-default-mail-headers ""
1077 "*A string of header lines to be inserted in outgoing mails."
1078 :group 'message-headers
1079 :group 'message-mail
1080 :type 'message-header-lines)
1082 (defcustom message-default-news-headers ""
1083 "*A string of header lines to be inserted in outgoing news articles."
1084 :group 'message-headers
1085 :group 'message-news
1086 :type 'message-header-lines)
1088 ;; Note: could use /usr/ucb/mail instead of sendmail;
1089 ;; options -t, and -v if not interactive.
1090 (defcustom message-mailer-swallows-blank-line
1091 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1092 system-configuration)
1093 (file-readable-p "/etc/sendmail.cf")
1094 (let ((buffer (get-buffer-create " *temp*")))
1098 (insert-file-contents "/etc/sendmail.cf")
1099 (goto-char (point-min))
1100 (let ((case-fold-search nil))
1101 (re-search-forward "^OR\\>" nil t)))
1102 (kill-buffer buffer))))
1103 ;; According to RFC822, "The field-name must be composed of printable
1104 ;; ASCII characters (i. e., characters that have decimal values between
1105 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1107 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1108 "*Set this non-nil if the system's mailer runs the header and body together.
1109 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1110 The value should be an expression to test whether the problem will
1112 :group 'message-sending
1115 ;;; XXX: This symbol is overloaded! See below.
1116 (defvar message-user-agent nil
1117 "String of the form of PRODUCT/VERSION. Used for User-Agent header field.")
1119 (static-when (boundp 'MULE)
1120 (require 'reporter));; `define-mail-user-agent' is here.
1123 (define-mail-user-agent 'message-user-agent
1124 'message-mail 'message-send-and-exit
1125 'message-kill-buffer 'message-send-hook)
1127 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1128 "If non-nil, delete the deletable headers before feeding to mh.")
1130 (defvar message-send-method-alist
1131 '((news message-news-p message-send-via-news)
1132 (mail message-mail-p message-send-via-mail))
1133 "Alist of ways to send outgoing messages.
1134 Each element has the form
1136 \(TYPE PREDICATE FUNCTION)
1138 where TYPE is a symbol that names the method; PREDICATE is a function
1139 called without any parameters to determine whether the message is
1140 a message of type TYPE; and FUNCTION is a function to be called if
1141 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1144 (defcustom message-mail-alias-type 'abbrev
1145 "*What alias expansion type to use in Message buffers.
1146 The default is `abbrev', which uses mailabbrev. nil switches
1149 :link '(custom-manual "(message)Mail Aliases")
1150 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1151 (const :tag "No expansion" nil)))
1153 (defcustom message-auto-save-directory
1154 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1155 "*Directory where Message auto-saves buffers if Gnus isn't running.
1156 If nil, Message won't auto-save."
1157 :group 'message-buffers
1158 :type '(choice directory (const :tag "Don't auto-save" nil)))
1160 (defcustom message-default-charset
1161 (and (featurep 'xemacs) (not (featurep 'mule)) 'iso-8859-1)
1162 "Default charset used in non-MULE XEmacsen."
1167 (defcustom message-dont-reply-to-names
1168 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1169 "*A regexp specifying addresses to prune when doing wide replies.
1170 A value of nil means exclude your own user name only."
1173 :type '(choice (const :tag "Yourself" nil)
1176 (defvar message-shoot-gnksa-feet nil
1177 "*A list of GNKSA feet you are allowed to shoot.
1178 Gnus gives you all the opportunity you could possibly want for
1179 shooting yourself in the foot. Also, Gnus allows you to shoot the
1180 feet of Good Net-Keeping Seal of Approval. The following are foot
1182 `empty-article' Allow you to post an empty article;
1183 `quoted-text-only' Allow you to post quoted text only;
1184 `multiple-copies' Allow you to post multiple copies;
1185 `cancel-messages' Allow you to cancel or supersede messages from
1186 your other email addresses.")
1188 (defsubst message-gnksa-enable-p (feature)
1189 (or (not (listp message-shoot-gnksa-feet))
1190 (memq feature message-shoot-gnksa-feet)))
1192 (defcustom message-hidden-headers nil
1193 "Regexp of headers to be hidden when composing new messages.
1194 This can also be a list of regexps to match headers. Or a list
1195 starting with `not' and followed by regexps.."
1197 :type '(repeat regexp))
1199 ;;; Internal variables.
1200 ;;; Well, not really internal.
1202 (defvar message-mode-syntax-table
1203 (let ((table (copy-syntax-table text-mode-syntax-table)))
1204 (modify-syntax-entry ?% ". " table)
1205 (modify-syntax-entry ?> ". " table)
1206 (modify-syntax-entry ?< ". " table)
1208 "Syntax table used while in Message mode.")
1210 (defface message-header-to-face
1213 (:foreground "green2" :bold t))
1216 (:foreground "MidnightBlue" :bold t))
1218 (:bold t :italic t)))
1219 "Face used for displaying From headers."
1220 :group 'message-faces)
1222 (defface message-header-cc-face
1225 (:foreground "green4" :bold t))
1228 (:foreground "MidnightBlue"))
1231 "Face used for displaying Cc headers."
1232 :group 'message-faces)
1234 (defface message-header-subject-face
1237 (:foreground "green3"))
1240 (:foreground "navy blue" :bold t))
1243 "Face used for displaying subject headers."
1244 :group 'message-faces)
1246 (defface message-header-newsgroups-face
1249 (:foreground "yellow" :bold t :italic t))
1252 (:foreground "blue4" :bold t :italic t))
1254 (:bold t :italic t)))
1255 "Face used for displaying newsgroups headers."
1256 :group 'message-faces)
1258 (defface message-header-other-face
1261 (:foreground "#b00000"))
1264 (:foreground "steel blue"))
1266 (:bold t :italic t)))
1267 "Face used for displaying newsgroups headers."
1268 :group 'message-faces)
1270 (defface message-header-name-face
1273 (:foreground "DarkGreen"))
1276 (:foreground "cornflower blue"))
1279 "Face used for displaying header names."
1280 :group 'message-faces)
1282 (defface message-header-xheader-face
1285 (:foreground "blue"))
1288 (:foreground "blue"))
1291 "Face used for displaying X-Header headers."
1292 :group 'message-faces)
1294 (defface message-separator-face
1297 (:foreground "blue3"))
1300 (:foreground "brown"))
1303 "Face used for displaying the separator."
1304 :group 'message-faces)
1306 (defface message-cited-text-face
1309 (:foreground "red"))
1312 (:foreground "red"))
1315 "Face used for displaying cited text names."
1316 :group 'message-faces)
1318 (defface message-mml-face
1321 (:foreground "ForestGreen"))
1324 (:foreground "ForestGreen"))
1327 "Face used for displaying MML."
1328 :group 'message-faces)
1330 (defun message-font-lock-make-header-matcher (regexp)
1333 (let ((start (point)))
1336 (goto-char (point-min))
1337 (if (re-search-forward
1338 (concat "^" (regexp-quote mail-header-separator) "$")
1340 (setq limit (min limit (match-beginning 0))))
1342 (and (< start limit)
1343 (re-search-forward ,regexp limit t))))))
1344 (if (featurep 'bytecomp)
1348 (defvar message-font-lock-keywords
1349 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1350 `((,(message-font-lock-make-header-matcher
1351 (concat "^\\([Tt]o:\\)" content))
1352 (1 'message-header-name-face)
1353 (2 'message-header-to-face nil t))
1354 (,(message-font-lock-make-header-matcher
1355 (concat "^\\([GBF]?[Cc][Cc]:\\|[Rr]eply-[Tt]o:\\|"
1356 "[Mm]ail-[Cc]opies-[Tt]o:\\|"
1357 "[Mm]ail-[Rr]eply-[Tt]o:\\|"
1358 "[Mm]ail-[Ff]ollowup-[Tt]o:\\)" content))
1359 (1 'message-header-name-face)
1360 (2 'message-header-cc-face nil t))
1361 (,(message-font-lock-make-header-matcher
1362 (concat "^\\([Ss]ubject:\\)" content))
1363 (1 'message-header-name-face)
1364 (2 'message-header-subject-face nil t))
1365 (,(message-font-lock-make-header-matcher
1366 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1367 (1 'message-header-name-face)
1368 (2 'message-header-newsgroups-face nil t))
1369 (,(message-font-lock-make-header-matcher
1370 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1371 (1 'message-header-name-face)
1372 (2 'message-header-other-face nil t))
1373 (,(message-font-lock-make-header-matcher
1374 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1375 (1 'message-header-name-face)
1376 (2 'message-header-name-face))
1377 ,@(if (and mail-header-separator
1378 (not (equal mail-header-separator "")))
1379 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1380 1 'message-separator-face))
1383 (re-search-forward (concat "^\\("
1384 message-cite-prefix-regexp
1387 (0 'message-cited-text-face))
1388 (,mime-edit-tag-regexp
1389 (0 'message-mml-face))))
1390 "Additional expressions to highlight in Message mode.")
1392 ;; XEmacs does it like this. For Emacs, we have to set the
1393 ;; `font-lock-defaults' buffer-local variable.
1394 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1396 (defvar message-face-alist
1397 '((bold . bold-region)
1398 (underline . underline-region)
1399 (default . (lambda (b e)
1401 (ununderline-region b e))))
1402 "Alist of mail and news faces for facemenu.
1403 The cdr of each entry is a function for applying the face to a region.")
1405 (defcustom message-send-hook nil
1406 "Hook run before sending messages.
1407 This hook is run quite early when sending."
1408 :group 'message-various
1409 :options '(ispell-message)
1412 (defcustom message-send-mail-hook nil
1413 "Hook run before sending mail messages.
1414 This hook is run very late -- just before the message is sent as
1416 :group 'message-various
1419 (defcustom message-send-news-hook nil
1420 "Hook run before sending news messages.
1421 This hook is run very late -- just before the message is sent as
1423 :group 'message-various
1426 (defcustom message-sent-hook nil
1427 "Hook run after sending messages."
1428 :group 'message-various
1431 (defcustom message-use-multi-frames nil
1432 "Make new frame when sending messages."
1433 :group 'message-frames
1436 (defcustom message-delete-frame-on-exit nil
1437 "Delete frame after sending messages."
1438 :group 'message-frames
1439 :type '(choice (const :tag "off" nil)
1440 (const :tag "always" t)
1441 (const :tag "ask" ask)))
1443 (defvar message-draft-coding-system
1444 nnheader-auto-save-coding-system
1445 "*Coding system to compose mail.
1446 If you'd like to make it possible to share draft files between XEmacs
1447 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1448 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1450 (defcustom message-send-mail-partially-limit 1000000
1451 "The limitation of messages sent as message/partial.
1452 The lower bound of message size in characters, beyond which the message
1453 should be sent in several parts. If it is nil, the size is unlimited."
1455 :group 'message-buffers
1456 :type '(choice (const :tag "unlimited" nil)
1459 (defcustom message-alternative-emails nil
1460 "A regexp to match the alternative email addresses.
1461 The first matched address (not primary one) is used in the From field."
1462 :group 'message-headers
1463 :type '(choice (const :tag "Always use primary" nil)
1466 (defcustom message-hierarchical-addresses nil
1467 "A list of hierarchical mail address definitions.
1469 Inside each entry, the first address is the \"top\" address, and
1470 subsequent addresses are subaddresses; this is used to indicate that
1471 mail sent to the first address will automatically be delivered to the
1472 subaddresses. So if the first address appears in the recipient list
1473 for a message, the subaddresses will be removed (if present) before
1474 the mail is sent. All addresses in this structure should be
1476 :group 'message-headers
1477 :type '(repeat (repeat string)))
1479 (defcustom message-mail-user-agent nil
1480 "Like `mail-user-agent'.
1481 Except if it is nil, use Gnus native MUA; if it is t, use
1483 :type '(radio (const :tag "Gnus native"
1486 (const :tag "`mail-user-agent'"
1489 (function-item :tag "Default Emacs mail"
1491 sendmail-user-agent)
1492 (function-item :tag "Emacs interface to MH"
1495 (function :tag "Other"))
1499 (defcustom message-wide-reply-confirm-recipients nil
1500 "Whether to confirm a wide reply to multiple email recipients.
1501 If this variable is nil, don't ask whether to reply to all recipients.
1502 If this variable is non-nil, pose the question \"Reply to all
1503 recipients?\" before a wide reply to multiple recipients. If the user
1504 answers yes, reply to all recipients as usual. If the user answers
1505 no, only reply back to the author."
1507 :group 'message-headers
1510 (defcustom message-user-fqdn nil
1511 "*Domain part of Messsage-Ids."
1512 :group 'message-headers
1513 :link '(custom-manual "(message)News Headers")
1516 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1518 (fboundp 'coding-system-p)
1519 (coding-system-p 'utf-8)
1521 "Whether to encode non-ASCII in domain names into ASCII according to IDNA."
1522 :group 'message-headers
1523 :type '(choice (const :tag "Ask" ask)
1524 (const :tag "Never" nil)
1525 (const :tag "Always" t)))
1527 ;;; Internal variables.
1529 (defvar message-sending-message "Sending...")
1530 (defvar message-buffer-list nil)
1531 (defvar message-this-is-news nil)
1532 (defvar message-this-is-mail nil)
1533 (defvar message-draft-article nil)
1534 (defvar message-mime-part nil)
1535 (defvar message-posting-charset nil)
1537 ;; Byte-compiler warning
1539 (defvar gnus-active-hashtb)
1540 (defvar gnus-read-active-file))
1542 ;;; Regexp matching the delimiter of messages in UNIX mail format
1543 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1544 ;;; of rmail.el's rmail-unix-mail-delimiter.
1545 (defvar message-unix-mail-delimiter
1546 (let ((time-zone-regexp
1547 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1548 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1554 ;; Many things can happen to an RFC 822 mailbox before it is put into
1555 ;; a `From' line. The leading phrase can be stripped, e.g.
1556 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1557 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1558 ;; can be removed, e.g.
1559 ;; From: joe@y.z (Joe K
1561 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1564 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1565 ;; The mailbox can be removed or be replaced by white space, e.g.
1566 ;; From: "Joe User"{space}{tab}
1568 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1569 ;; where {space} and {tab} represent the Ascii space and tab characters.
1570 ;; We want to match the results of any of these manglings.
1571 ;; The following regexp rejects names whose first characters are
1572 ;; obviously bogus, but after that anything goes.
1573 "\\([^\0-\b\n-\r\^?].*\\)?"
1575 ;; The time the message was sent.
1576 "\\([^\0-\r \^?]+\\) +" ; day of the week
1577 "\\([^\0-\r \^?]+\\) +" ; month
1578 "\\([0-3]?[0-9]\\) +" ; day of month
1579 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1581 ;; Perhaps a time zone, specified by an abbreviation, or by a
1586 " \\([0-9][0-9]+\\) *"
1588 ;; On some systems the time zone can appear after the year, too.
1592 "\\(remote from .*\\)?"
1595 "Regexp matching the delimiter of messages in UNIX mail format.")
1597 (defvar message-unsent-separator
1598 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1599 "^ *---+ +Returned message +---+ *$\\|"
1600 "^Start of returned message$\\|"
1601 "^ *---+ +Original message +---+ *$\\|"
1602 "^ *--+ +begin message +--+ *$\\|"
1603 "^ *---+ +Original message follows +---+ *$\\|"
1604 "^ *---+ +Undelivered message follows +---+ *$\\|"
1605 "^|? *---+ +Message text follows: +---+ *|?$")
1606 "A regexp that matches the separator before the text of a failed message.")
1608 (defvar message-header-format-alist
1610 (To . message-fill-address)
1611 (Cc . message-fill-address)
1622 (References . message-shorten-references)
1624 "Alist used for formatting headers.")
1626 (defvar message-options nil
1627 "Some saved answers when sending message.")
1629 (defvar message-send-mail-real-function nil
1630 "Internal send mail function.")
1632 (defvar message-bogus-system-names "^localhost\\."
1633 "The regexp of bogus system names.")
1635 (defcustom message-valid-fqdn-regexp
1636 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1638 "\\([a-z][a-z]" ;; two letter country TDLs
1639 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1640 "\\|aero\\|coop\\|info\\|name\\|museum"
1641 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1643 "Regular expression that matches a valid FQDN."
1644 ;; see also: gnus-button-valid-fqdn-regexp
1645 :group 'message-headers
1649 (autoload 'message-setup-toolbar "messagexmas")
1650 (autoload 'mh-new-draft-name "mh-comp")
1651 (autoload 'mh-send-letter "mh-comp")
1652 (autoload 'gnus-point-at-eol "gnus-util")
1653 (autoload 'gnus-point-at-bol "gnus-util")
1654 (autoload 'gnus-output-to-rmail "gnus-util")
1655 (autoload 'gnus-output-to-mail "gnus-util")
1656 (autoload 'nndraft-request-associate-buffer "nndraft")
1657 (autoload 'nndraft-request-expire-articles "nndraft")
1658 (autoload 'gnus-open-server "gnus-int")
1659 (autoload 'gnus-request-post "gnus-int")
1660 (autoload 'gnus-copy-article-buffer "gnus-msg")
1661 (autoload 'gnus-alive-p "gnus-util")
1662 (autoload 'gnus-server-string "gnus")
1663 (autoload 'gnus-group-name-charset "gnus-group")
1664 (autoload 'gnus-group-name-decode "gnus-group")
1665 (autoload 'gnus-groups-from-server "gnus")
1666 (autoload 'rmail-output "rmailout")
1667 (autoload 'gnus-delay-article "gnus-delay")
1668 (autoload 'mu-cite-original "mu-cite"))
1673 ;;; Utility functions.
1675 (defun message-eval-parameter (parameter)
1677 (if (symbolp parameter)
1678 (if (functionp parameter)
1684 (defsubst message-get-parameter (key &optional alist)
1686 (setq alist message-parameter-alist))
1687 (cdr (assq key alist)))
1689 (defmacro message-get-parameter-with-eval (key &optional alist)
1690 `(message-eval-parameter (message-get-parameter ,key ,alist)))
1692 (defmacro message-y-or-n-p (question show &rest text)
1693 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1694 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1696 (defmacro message-delete-line (&optional n)
1697 "Delete the current line (and the next N lines)."
1698 `(delete-region (progn (beginning-of-line) (point))
1699 (progn (forward-line ,(or n 1)) (point))))
1701 (defun message-mark-active-p ()
1702 "Non-nil means the mark and region are currently active in this buffer."
1705 (defun message-unquote-tokens (elems)
1706 "Remove double quotes (\") from strings in list ELEMS."
1707 (mapcar (lambda (item)
1708 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1709 (setq item (concat (match-string 1 item)
1710 (match-string 2 item))))
1714 (defun message-tokenize-header (header &optional separator)
1715 "Split HEADER into a list of header elements.
1716 SEPARATOR is a string of characters to be used as separators. \",\"
1717 is used by default."
1720 (let ((regexp (format "[%s]+" (or separator ",")))
1725 (message-set-work-buffer)
1727 (goto-char (point-min))
1732 (cond ((and (> (point) beg)
1734 (and (looking-at regexp)
1737 (push (buffer-substring beg (point)) elems)
1738 (setq beg (match-end 0)))
1739 ((eq (char-after) ?\")
1740 (setq quoted (not quoted)))
1741 ((and (eq (char-after) ?\()
1744 ((and (eq (char-after) ?\))
1747 (nreverse elems)))))
1749 (defun message-mail-file-mbox-p (file)
1750 "Say whether FILE looks like a Unix mbox file."
1751 (when (and (file-exists-p file)
1752 (file-readable-p file)
1753 (file-regular-p file))
1755 (nnheader-insert-file-contents file)
1756 (goto-char (point-min))
1757 (looking-at message-unix-mail-delimiter))))
1759 (defun message-fetch-field (header &optional not-all)
1760 "The same as `mail-fetch-field', only remove all newlines."
1761 (let* ((inhibit-point-motion-hooks t)
1762 (case-fold-search t)
1763 (value (mail-fetch-field header nil (not not-all))))
1765 (while (string-match "\n[\t ]+" value)
1766 (setq value (replace-match " " t t value)))
1767 (set-text-properties 0 (length value) nil value)
1770 (defun message-narrow-to-field ()
1771 "Narrow the buffer to the header on the current line."
1777 (if (re-search-forward "^[^ \n\t]" nil t)
1782 (goto-char (point-min)))
1784 (defun message-add-header (&rest headers)
1785 "Add the HEADERS to the message header, skipping those already present."
1788 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1789 (error "Invalid header `%s'" (car headers)))
1790 (setq hclean (match-string 1 (car headers)))
1792 (message-narrow-to-headers)
1793 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1794 (goto-char (point-max))
1795 (if (string-match "\n$" (car headers))
1796 (insert (car headers))
1797 (insert (car headers) ?\n)))))
1798 (setq headers (cdr headers))))
1800 (defmacro message-with-reply-buffer (&rest forms)
1801 "Evaluate FORMS in the reply buffer, if it exists."
1802 `(let ((buffer (message-eval-parameter message-reply-buffer)))
1804 (buffer-name buffer))
1809 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1810 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1812 (defun message-fetch-reply-field (header)
1813 "Fetch field HEADER from the message we're replying to."
1814 (message-with-reply-buffer
1816 (mail-narrow-to-head)
1817 (message-fetch-field header))))
1819 (defun message-set-work-buffer ()
1820 (if (get-buffer " *message work*")
1822 (set-buffer " *message work*")
1824 (set-buffer (get-buffer-create " *message work*"))
1825 (kill-all-local-variables)))
1827 (defun message-functionp (form)
1828 "Return non-nil if FORM is funcallable."
1829 (or (and (symbolp form) (fboundp form))
1830 (and (listp form) (eq (car form) 'lambda))
1831 (byte-code-function-p form)))
1833 (defun message-strip-list-identifiers (subject)
1834 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1835 (require 'gnus-sum) ; for gnus-list-identifiers
1836 (let ((regexp (if (stringp gnus-list-identifiers)
1837 gnus-list-identifiers
1838 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1839 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1840 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1841 (concat (substring subject 0 (match-beginning 1))
1842 (or (match-string 3 subject)
1843 (match-string 5 subject))
1848 (defun message-strip-subject-re (subject)
1849 "Remove \"Re:\" from subject lines in string SUBJECT."
1850 (if (string-match message-subject-re-regexp subject)
1851 (substring subject (match-end 0))
1854 ;;; Start of functions adopted from `message-utils.el'.
1856 (defun message-strip-subject-trailing-was (subject)
1857 "Remove trailing \"(Was: <old subject>)\" from SUBJECT lines.
1858 Leading \"Re: \" is not stripped by this function. Use the function
1859 `message-strip-subject-re' for this."
1860 (let* ((query message-subject-trailing-was-query)
1865 message-subject-trailing-was-ask-regexp
1866 message-subject-trailing-was-regexp)
1869 (setq new (substring subject 0 (match-beginning 0))))
1870 (if (or (not found) (eq query nil))
1873 (if (message-y-or-n-p
1874 "Strip `(was: <old subject>)' in subject? " t
1876 "Strip `(was: <old subject>)' in subject "
1877 "and use the new one instead?\n\n"
1878 "Current subject is: \""
1880 "New subject would be: \""
1882 "See the variable `message-subject-trailing-was-query' "
1883 "to get rid of this query."
1888 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1891 (defun message-change-subject (new-subject)
1892 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1895 (read-from-minibuffer "New subject: ")))
1896 (cond ((and (not (or (null new-subject) ; new subject not empty
1897 (zerop (string-width new-subject))
1898 (string-match "^[ \t]*$" new-subject))))
1900 (let ((old-subject (message-fetch-field "Subject")))
1901 (cond ((not old-subject)
1902 (error "No current subject"))
1905 (regexp-quote new-subject)
1907 old-subject)) ; yes, it really is a new subject
1908 ;; delete eventual Re: prefix
1910 (message-strip-subject-re old-subject))
1911 (message-goto-subject)
1912 (message-delete-line)
1913 (insert (concat "Subject: "
1916 old-subject ")\n")))))))))
1919 (defun message-mark-inserted-region (beg end)
1920 "Mark some region in the current article with enclosing tags.
1921 See `message-mark-insert-begin' and `message-mark-insert-end'."
1924 ; add to the end of the region first, otherwise end would be invalid
1926 (insert message-mark-insert-end)
1928 (insert message-mark-insert-begin)))
1931 (defun message-mark-insert-file (file)
1932 "Insert FILE at point, marking it with enclosing tags.
1933 See `message-mark-insert-begin' and `message-mark-insert-end'."
1934 (interactive "fFile to insert: ")
1935 ;; reverse insertion to get correct result.
1937 (insert message-mark-insert-end)
1939 (insert-file-contents file)
1941 (insert message-mark-insert-begin)))
1944 (defun message-add-archive-header ()
1945 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1946 The note can be customized using `message-archive-note'. When called with a
1947 prefix argument, ask for a text to insert. If you don't want the note in the
1948 body, set `message-archive-note' to nil."
1950 (if current-prefix-arg
1951 (setq message-archive-note
1952 (read-from-minibuffer "Reason for No-Archive: "
1953 (cons message-archive-note 0))))
1955 (if (message-goto-signature)
1956 (re-search-backward message-signature-separator))
1957 (when message-archive-note
1958 (insert message-archive-note)
1960 (message-add-header message-archive-header)
1961 (message-sort-headers)))
1964 (defun message-cross-post-followup-to-header (target-group)
1965 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1966 With prefix-argument just set Follow-Up, don't cross-post."
1968 (list ; Completion based on Gnus
1969 (completing-read "Followup To: "
1970 (if (boundp 'gnus-newsrc-alist)
1972 nil nil '("poster" . 0)
1973 (if (boundp 'gnus-group-history)
1974 'gnus-group-history))))
1975 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1976 (message-goto-newsgroups)
1978 ;; if we already did a crosspost before, kill old target
1979 (if (and message-cross-post-old-target
1981 (regexp-quote (concat "," message-cross-post-old-target))
1984 ;; unless (followup is to poster or user explicitly asked not
1985 ;; to cross-post, or target-group is already in Newsgroups)
1986 ;; add target-group to Newsgroups line.
1988 ;; def: cross-post, req:no
1989 (and message-cross-post-default (not current-prefix-arg))
1990 ;; def: no-cross-post, req:yes
1991 (and (not message-cross-post-default) current-prefix-arg))
1992 (not (string-match "poster" target-group))
1993 (not (string-match (regexp-quote target-group)
1994 (message-fetch-field "Newsgroups"))))
1996 (insert (concat "," target-group))))
1997 (end-of-line) ; ensure Followup: comes after Newsgroups:
1998 ;; unless new followup would be identical to Newsgroups line
1999 ;; make a new Followup-To line
2000 (if (not (string-match (concat "^[ \t]*"
2003 (message-fetch-field "Newsgroups")))
2004 (insert (concat "\nFollowup-To: " target-group)))
2005 (setq message-cross-post-old-target target-group))
2008 (defun message-cross-post-insert-note (target-group cross-post in-old
2010 "Insert a in message body note about a set Followup or Crosspost.
2011 If there have been previous notes, delete them. TARGET-GROUP specifies the
2012 group to Followup-To. When CROSS-POST is t, insert note about
2013 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2014 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2015 been made to before the user asked for a Crosspost."
2016 ;; start scanning body for previous uses
2017 (message-goto-signature)
2018 (let ((head (re-search-backward
2019 (concat "^" mail-header-separator)
2020 nil t))) ; just search in body
2021 (message-goto-signature)
2022 (while (re-search-backward
2023 (concat "^" (regexp-quote message-cross-post-note) ".*")
2025 (message-delete-line))
2026 (message-goto-signature)
2027 (while (re-search-backward
2028 (concat "^" (regexp-quote message-followup-to-note) ".*")
2030 (message-delete-line))
2032 (if (message-goto-signature)
2033 (re-search-backward message-signature-separator))
2036 (string-match "^[ \t]*poster[ \t]*$" target-group))
2037 (insert (concat message-followup-to-note target-group "\n"))
2038 (insert (concat message-cross-post-note target-group "\n")))))
2041 (defun message-cross-post-followup-to (target-group)
2042 "Crossposts message and set Followup-To to TARGET-GROUP.
2043 With prefix-argument just set Follow-Up, don't cross-post."
2045 (list ; Completion based on Gnus
2046 (completing-read "Followup To: "
2047 (if (boundp 'gnus-newsrc-alist)
2049 nil nil '("poster" . 0)
2050 (if (boundp 'gnus-group-history)
2051 'gnus-group-history))))
2052 (cond ((not (or (null target-group) ; new subject not empty
2053 (zerop (string-width target-group))
2054 (string-match "^[ \t]*$" target-group)))
2056 (let* ((old-groups (message-fetch-field "Newsgroups"))
2057 (in-old (string-match
2058 (regexp-quote target-group)
2059 (or old-groups ""))))
2060 ;; check whether target exactly matches old Newsgroups
2061 (cond ((not old-groups)
2062 (error "No current newsgroup"))
2066 (regexp-quote target-group)
2069 ;; yes, Newsgroups line must change
2070 (message-cross-post-followup-to-header target-group)
2071 ;; insert note whether we do cross-post or followup-to
2072 (funcall message-cross-post-note-function
2074 (if (or (and message-cross-post-default
2075 (not current-prefix-arg))
2076 (and (not message-cross-post-default)
2077 current-prefix-arg)) t)
2078 in-old old-groups))))))))
2080 ;;; Reduce To: to Cc: or Bcc: header
2083 (defun message-reduce-to-to-cc ()
2084 "Replace contents of To: header with contents of Cc: or Bcc: header."
2086 (let ((cc-content (message-fetch-field "cc"))
2088 (if (and (not cc-content)
2089 (setq cc-content (message-fetch-field "bcc")))
2094 (message-delete-line)
2095 (insert (concat "To: " cc-content "\n"))
2096 (message-remove-header (if bcc
2100 ;;; End of functions adopted from `message-utils.el'.
2102 (defun message-remove-header (header &optional is-regexp first reverse)
2103 "Remove HEADER in the narrowed buffer.
2104 If IS-REGEXP, HEADER is a regular expression.
2105 If FIRST, only remove the first instance of the header.
2106 Return the number of headers removed."
2107 (goto-char (point-min))
2108 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2110 (case-fold-search t)
2112 (while (and (not (eobp))
2115 (not (looking-at regexp))
2116 (looking-at regexp))
2123 ;; There might be a continuation header, so we have to search
2124 ;; until we find a new non-continuation line.
2127 (if (re-search-forward "^[^ \t]" nil t)
2128 (goto-char (match-beginning 0))
2131 (if (re-search-forward "^[^ \t]" nil t)
2132 (goto-char (match-beginning 0))
2133 (goto-char (point-max)))))
2136 (defun message-remove-first-header (header)
2137 "Remove the first instance of HEADER if there is more than one."
2139 (regexp (concat "^" (regexp-quote header) ":")))
2141 (goto-char (point-min))
2142 (while (re-search-forward regexp nil t)
2145 (message-remove-header header nil t)
2148 (defun message-narrow-to-headers ()
2149 "Narrow the buffer to the head of the message."
2152 (goto-char (point-min))
2153 (if (re-search-forward
2154 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2157 (goto-char (point-min)))
2159 (defun message-narrow-to-head-1 ()
2160 "Like `message-narrow-to-head'. Don't widen."
2162 (goto-char (point-min))
2163 (if (search-forward "\n\n" nil 1)
2166 (goto-char (point-min)))
2168 (defun message-narrow-to-head ()
2169 "Narrow the buffer to the head of the message.
2170 Point is left at the beginning of the narrowed-to region."
2172 (message-narrow-to-head-1))
2174 (defun message-narrow-to-headers-or-head ()
2175 "Narrow the buffer to the head of the message."
2178 (goto-char (point-min))
2181 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2182 (match-beginning 0))
2183 ((search-forward "\n\n" nil t)
2187 (goto-char (point-min)))
2189 (defun message-news-p ()
2190 "Say whether the current buffer contains a news message."
2191 (and (not message-this-is-mail)
2192 (or message-this-is-news
2195 (message-narrow-to-headers)
2196 (and (message-fetch-field "newsgroups")
2197 (not (message-fetch-field "posted-to"))))))))
2199 (defun message-mail-p ()
2200 "Say whether the current buffer contains a mail message."
2201 (and (not message-this-is-news)
2202 (or message-this-is-mail
2205 (message-narrow-to-headers)
2206 (or (message-fetch-field "to")
2207 (message-fetch-field "cc")
2208 (message-fetch-field "bcc")))))))
2210 (defun message-subscribed-p ()
2211 "Say whether we need to insert a MFT header."
2212 (or message-subscribed-regexps
2213 message-subscribed-addresses
2214 message-subscribed-address-file
2215 message-subscribed-address-functions))
2217 (defun message-next-header ()
2218 "Go to the beginning of the next header."
2220 (or (eobp) (forward-char 1))
2221 (not (if (re-search-forward "^[^ \t]" nil t)
2223 (goto-char (point-max)))))
2225 (defun message-sort-headers-1 ()
2226 "Sort the buffer as headers using `message-rank' text props."
2227 (goto-char (point-min))
2230 nil 'message-next-header
2232 (message-next-header)
2236 (or (get-text-property (point) 'message-rank)
2239 (defun message-sort-headers ()
2240 "Sort the headers of the current message according to `message-header-format-alist'."
2244 (let ((max (1+ (length message-header-format-alist)))
2246 (message-narrow-to-headers)
2247 (while (re-search-forward "^[^ \n]+:" nil t)
2249 (match-beginning 0) (1+ (match-beginning 0))
2251 (if (setq rank (length (memq (assq (intern (buffer-substring
2253 (1- (match-end 0))))
2254 message-header-format-alist)
2255 message-header-format-alist)))
2258 (message-sort-headers-1))))
2268 (defvar message-mode-map nil)
2270 (unless message-mode-map
2271 (setq message-mode-map (make-keymap))
2272 (set-keymap-parent message-mode-map text-mode-map)
2273 (define-key message-mode-map "\C-c?" 'describe-mode)
2275 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2276 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2277 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2278 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2279 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2280 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2281 ;; (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2282 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-mail-reply-to)
2283 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2284 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2285 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2286 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2287 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2288 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2289 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2290 (define-key message-mode-map "\C-c\C-f\C-i"
2291 'message-insert-or-toggle-importance)
2292 (define-key message-mode-map "\C-c\C-f\C-a"
2293 'message-generate-unsubscribed-mail-followup-to)
2295 ;; modify headers (and insert notes in body)
2296 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2298 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2299 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2300 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2301 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2302 ;; mark inserted text
2303 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2304 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2306 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2307 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2308 (define-key message-mode-map "\C-c\C-fc" 'message-goto-mail-copies-to)
2310 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2311 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2312 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2313 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2315 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2316 (define-key message-mode-map "\C-c\M-n"
2317 'message-insert-disposition-notification-to)
2319 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2320 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2321 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2322 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2323 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2324 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2325 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2326 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2328 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2329 (define-key message-mode-map "\C-c\C-s" 'message-send)
2330 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2331 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2332 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2334 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2335 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2336 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2337 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2338 ;;(define-key message-mode-map "\M-q" 'message-fill-paragraph)
2339 (define-key message-mode-map [remap split-line] 'message-split-line)
2341 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2342 (define-key message-mode-map "\t" 'message-tab)
2343 (define-key message-mode-map "\M-;" 'comment-region)
2345 (define-key message-mode-map "\C-xk" 'message-mimic-kill-buffer))
2348 message-mode-menu message-mode-map "Message Menu."
2350 ["Yank Original" message-yank-original t]
2351 ["Fill Yanked Message" message-fill-yanked-message t]
2352 ["Insert Signature" message-insert-signature t]
2353 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2354 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2355 ["Elide Region" message-elide-region
2356 :active (message-mark-active-p)
2357 ,@(if (featurep 'xemacs) nil
2358 '(:help "Replace text in region with an ellipsis"))]
2359 ["Delete Outside Region" message-delete-not-region
2360 :active (message-mark-active-p)
2361 ,@(if (featurep 'xemacs) nil
2362 '(:help "Delete all quoted text outside region"))]
2363 ["Kill To Signature" message-kill-to-signature t]
2364 ["Newline and Reformat" message-newline-and-reformat t]
2365 ["Rename buffer" message-rename-buffer t]
2366 ["Spellcheck" ispell-message
2367 ,@(if (featurep 'xemacs) '(t)
2368 '(:help "Spellcheck this message"))]
2369 ["Attach file as MIME" mime-edit-insert-file
2370 ,@(if (featurep 'xemacs) '(t)
2371 '(:help "Attach a file at point"))]
2373 ["Insert Region Marked" message-mark-inserted-region
2374 :active (message-mark-active-p)
2375 ,@(if (featurep 'xemacs) nil
2376 '(:help "Mark region with enclosing tags"))]
2377 ["Insert File Marked..." message-mark-insert-file
2378 ,@(if (featurep 'xemacs) '(t)
2379 '(:help "Insert file at point marked with enclosing tags"))]
2381 ["Send Message" message-send-and-exit
2382 ,@(if (featurep 'xemacs) '(t)
2383 '(:help "Send this message"))]
2384 ["Postpone Message" message-dont-send
2385 ,@(if (featurep 'xemacs) '(t)
2386 '(:help "File this draft message and exit"))]
2387 ["Send at Specific Time..." gnus-delay-article
2388 ,@(if (featurep 'xemacs) '(t)
2389 '(:help "Ask, then arrange to send message at that time"))]
2390 ["Kill Message" message-kill-buffer
2391 ,@(if (featurep 'xemacs) '(t)
2392 '(:help "Delete this message without sending"))]))
2395 message-mode-field-menu message-mode-map ""
2397 ["Fetch To" message-insert-to t]
2398 ["Fetch Newsgroups" message-insert-newsgroups t]
2400 ["To" message-goto-to t]
2401 ["From" message-goto-from t]
2402 ["Subject" message-goto-subject t]
2403 ["Change subject..." message-change-subject t]
2404 ["Cc" message-goto-cc t]
2405 ["Bcc" message-goto-bcc t]
2406 ["Fcc" message-goto-fcc t]
2407 ["Reply-To" message-goto-reply-to t]
2408 ["Flag As Important" message-insert-importance-high
2409 ,@(if (featurep 'xemacs) '(t)
2410 '(:help "Mark this message as important"))]
2411 ["Flag As Unimportant" message-insert-importance-low
2412 ,@(if (featurep 'xemacs) '(t)
2413 '(:help "Mark this message as unimportant"))]
2415 message-insert-disposition-notification-to
2416 ,@(if (featurep 'xemacs) '(t)
2417 '(:help "Request a receipt notification"))]
2419 ;; (typical) news stuff
2420 ["Summary" message-goto-summary t]
2421 ["Keywords" message-goto-keywords t]
2422 ["Newsgroups" message-goto-newsgroups t]
2423 ["Followup-To" message-goto-followup-to t]
2424 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2425 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2426 ["Distribution" message-goto-distribution t]
2427 ["X-No-Archive:" message-add-archive-header t ]
2429 ;; (typical) mailing-lists stuff
2430 ["Send to list only" message-to-list-only t]
2431 ["Mail-Followup-To" message-goto-mail-followup-to t]
2432 ["Mail-Reply-To" message-goto-mail-reply-to t]
2433 ["Mail-Copies-To" message-goto-mail-copies-to t]
2434 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2436 ["Sort Headers" message-sort-headers t]
2437 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2438 ["Goto Body" message-goto-body t]
2439 ["Goto Signature" message-goto-signature t]))
2441 (defvar message-tool-bar-map nil)
2444 (defvar facemenu-add-face-function)
2445 (defvar facemenu-remove-face-function))
2447 ;;; Forbidden properties
2449 ;; We use `after-change-functions' to keep special text properties
2450 ;; that interfer with the normal function of message mode out of the
2453 (defcustom message-strip-special-text-properties t
2454 "Strip special properties from the message buffer.
2456 Emacs has a number of special text properties which can break message
2457 composing in various ways. If this option is set, message will strip
2458 these properties from the message composition buffer. However, some
2459 packages requires these properties to be present in order to work.
2460 If you use one of these packages, turn this option off, and hope the
2461 message composition doesn't break too bad."
2462 :group 'message-various
2465 (defconst message-forbidden-properties
2466 ;; No reason this should be clutter up customize. We make it a
2467 ;; property list (rather than a list of property symbols), to be
2468 ;; directly useful for `remove-text-properties'.
2469 '(field nil read-only nil invisible nil intangible nil
2470 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2471 insert-behind-hooks nil point-entered nil point-left nil)
2472 ;; Other special properties:
2473 ;; category, face, display: probably doesn't do any harm.
2474 ;; fontified: is used by font-lock.
2475 ;; syntax-table, local-map: I dunno.
2476 ;; We need to add XEmacs names to the list.
2477 "Property list of with properties.forbidden in message buffers.
2478 The values of the properties are ignored, only the property names are used.")
2480 (defun message-tamago-not-in-use-p (pos)
2481 "Return t when tamago version 4 is not in use at the cursor position.
2482 Tamago version 4 is a popular input method for writing Japanese text.
2483 It uses the properties `intangible', `invisible', `modification-hooks'
2484 and `read-only' when translating ascii or kana text to kanji text.
2485 These properties are essential to work, so we should never strip them."
2486 (not (and (boundp 'egg-modefull-mode)
2487 (symbol-value 'egg-modefull-mode)
2488 (or (memq (get-text-property pos 'intangible)
2489 '(its-part-1 its-part-2))
2490 (get-text-property pos 'egg-end)
2491 (get-text-property pos 'egg-lang)
2492 (get-text-property pos 'egg-start)))))
2494 (defun message-strip-forbidden-properties (begin end &optional old-length)
2495 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2496 This function is intended to be called from `after-change-functions'.
2497 See also `message-forbidden-properties'."
2498 (when (and message-strip-special-text-properties
2499 (message-tamago-not-in-use-p begin)
2500 ;; Check whether the invisible MIME part is not inserted.
2501 (not (text-property-any begin end 'mime-edit-invisible t)))
2502 (while (not (= begin end))
2503 (when (not (get-text-property begin 'message-hidden))
2504 (remove-text-properties begin (1+ begin)
2505 message-forbidden-properties))
2509 (define-derived-mode message-mode text-mode "Message"
2510 "Major mode for editing mail and news to be sent.
2511 Like Text Mode but with these additional commands:\\<message-mode-map>
2512 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2513 C-c C-d Postpone sending the message C-c C-k Kill the message
2514 C-c C-f move to a header field (and create it if there isn't):
2515 C-c C-f C-t move to To C-c C-f C-s move to Subject
2516 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2517 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2518 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2519 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2520 C-c C-f C-o move to From (\"Originator\")
2521 C-c C-f C-f move to Followup-To
2522 C-c C-f C-m move to Mail-Followup-To
2523 C-c C-f c move to Mail-Copies-To
2524 C-c C-f C-i cycle through Importance values
2525 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2526 C-c C-f x crossposting with FollowUp-To header and note in body
2527 C-c C-f t replace To: header with contents of Cc: or Bcc:
2528 C-c C-f a Insert X-No-Archive: header and a note in the body
2529 C-c C-t `message-insert-to' (add a To header to a news followup)
2530 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2531 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2532 C-c C-b `message-goto-body' (move to beginning of message text).
2533 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2534 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2535 C-c C-y `message-yank-original' (insert current message, if any).
2536 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2537 C-c C-e `message-elide-region' (elide the text between point and mark).
2538 C-c C-v `message-delete-not-region' (remove the text outside the region).
2539 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2540 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2541 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2542 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2543 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2544 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2545 M-RET `message-newline-and-reformat' (break the line and reformat)."
2546 (setq local-abbrev-table text-mode-abbrev-table)
2547 (set (make-local-variable 'message-reply-buffer) nil)
2548 (make-local-variable 'message-send-actions)
2549 (make-local-variable 'message-exit-actions)
2550 (make-local-variable 'message-kill-actions)
2551 (make-local-variable 'message-postpone-actions)
2552 (make-local-variable 'message-draft-article)
2553 (setq buffer-offer-save t)
2554 (set (make-local-variable 'facemenu-add-face-function)
2556 (let ((face-fun (cdr (assq face message-face-alist))))
2558 (funcall face-fun (point) end)
2559 (error "Face %s not configured for %s mode" face mode-name)))
2561 (set (make-local-variable 'facemenu-remove-face-function) t)
2562 (set (make-local-variable 'message-reply-headers) nil)
2563 (make-local-variable 'message-user-agent)
2564 (make-local-variable 'message-post-method)
2565 (set (make-local-variable 'message-sent-message-via) nil)
2566 (set (make-local-variable 'message-checksum) nil)
2567 (make-local-variable 'message-parameter-alist)
2568 (setq message-parameter-alist
2569 (copy-sequence message-startup-parameter-alist))
2570 (message-setup-fill-variables)
2572 (make-local-variable 'paragraph-separate)
2573 (format "\\(%s\\)\\|\\(%s\\)"
2575 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2576 ;; Allow using comment commands to add/remove quoting.
2577 (set (make-local-variable 'comment-start) message-yank-prefix)
2578 (if (featurep 'xemacs)
2579 (message-setup-toolbar)
2580 (set (make-local-variable 'font-lock-defaults)
2581 '(message-font-lock-keywords t))
2582 (if (boundp 'tool-bar-map)
2583 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2584 (easy-menu-add message-mode-menu message-mode-map)
2585 (easy-menu-add message-mode-field-menu message-mode-map)
2586 ;; make-local-hook is harmless though obsolete in Emacs 21.
2587 ;; Emacs 20 and XEmacs need make-local-hook.
2588 (make-local-hook 'after-change-functions)
2589 ;; Mmmm... Forbidden properties...
2590 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2592 ;; Allow mail alias things.
2593 (when (eq message-mail-alias-type 'abbrev)
2594 (if (fboundp 'mail-abbrevs-setup)
2595 (mail-abbrevs-setup)
2596 (mail-aliases-setup)))
2597 (unless buffer-file-name
2598 (message-set-auto-save-file-name))
2599 (set (make-local-variable 'indent-tabs-mode) nil)) ;No tabs for indentation.
2601 (defun message-setup-fill-variables ()
2602 "Setup message fill variables."
2603 (set (make-local-variable 'fill-paragraph-function)
2604 'message-fill-paragraph)
2605 (make-local-variable 'paragraph-separate)
2606 (make-local-variable 'paragraph-start)
2607 (make-local-variable 'adaptive-fill-regexp)
2608 (unless (boundp 'adaptive-fill-first-line-regexp)
2609 (setq adaptive-fill-first-line-regexp nil))
2610 (make-local-variable 'adaptive-fill-first-line-regexp)
2611 (let ((quote-prefix-regexp
2612 ;; User should change message-cite-prefix-regexp if
2613 ;; message-yank-prefix is set to an abnormal value.
2614 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2615 (setq paragraph-start
2617 (regexp-quote mail-header-separator) "$\\|"
2618 "[ \t]*$\\|" ; blank lines
2619 "-- $\\|" ; signature delimiter
2620 "---+$\\|" ; delimiters for forwarded messages
2621 page-delimiter "$\\|" ; spoiler warnings
2622 ".*wrote:$\\|" ; attribution lines
2623 quote-prefix-regexp "$")) ; empty lines in quoted text
2624 (setq paragraph-separate paragraph-start)
2625 (setq adaptive-fill-regexp
2626 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2627 (setq adaptive-fill-first-line-regexp
2628 (concat quote-prefix-regexp "\\|"
2629 adaptive-fill-first-line-regexp)))
2630 (make-local-variable 'auto-fill-inhibit-regexp)
2631 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2632 (setq auto-fill-inhibit-regexp nil)
2633 (make-local-variable 'normal-auto-fill-function)
2634 (setq normal-auto-fill-function 'message-do-auto-fill)
2635 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2636 ;; In that case, ensure that it uses the right function. The real
2637 ;; solution would be not to use `define-derived-mode', and run
2638 ;; `text-mode-hook' ourself at the end of the mode.
2639 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2640 (when auto-fill-function
2641 (setq auto-fill-function normal-auto-fill-function)))
2646 ;;; Message mode commands
2649 ;;; Movement commands
2651 (defun message-goto-to ()
2652 "Move point to the To header."
2654 (message-position-on-field "To"))
2656 (defun message-goto-from ()
2657 "Move point to the From header."
2659 (message-position-on-field "From"))
2661 (defun message-goto-subject ()
2662 "Move point to the Subject header."
2664 (message-position-on-field "Subject"))
2666 (defun message-goto-cc ()
2667 "Move point to the Cc header."
2669 (message-position-on-field "Cc" "To"))
2671 (defun message-goto-bcc ()
2672 "Move point to the Bcc header."
2674 (message-position-on-field "Bcc" "Cc" "To"))
2676 (defun message-goto-fcc ()
2677 "Move point to the Fcc header."
2679 (message-position-on-field "Fcc" "To" "Newsgroups"))
2681 (defun message-goto-reply-to ()
2682 "Move point to the Reply-To header."
2684 (message-position-on-field "Reply-To" "Subject"))
2686 (defun message-goto-mail-reply-to ()
2687 "Move point to the Mail-Reply-To header."
2689 (message-position-on-field "Mail-Reply-To" "Subject"))
2691 (defun message-goto-mail-copies-to ()
2692 "Move point to the Mail-Copies-To header. If the header is newly created,
2693 a string \"never\" is inserted in default."
2695 (unless (message-position-on-field "Mail-Copies-To" "Subject")
2699 (defun message-goto-newsgroups ()
2700 "Move point to the Newsgroups header."
2702 (message-position-on-field "Newsgroups"))
2704 (defun message-goto-distribution ()
2705 "Move point to the Distribution header."
2707 (message-position-on-field "Distribution"))
2709 (defun message-goto-followup-to ()
2710 "Move point to the Followup-To header."
2712 (message-position-on-field "Followup-To" "Newsgroups"))
2714 (defun message-goto-mail-followup-to ()
2715 "Move point to the Mail-Followup-To header. If the header is newly created
2716 and To field contains only one address, the address is inserted in default."
2718 (unless (message-position-on-field "Mail-Followup-To" "Subject")
2719 (let ((start (point))
2722 (message-narrow-to-headers)
2723 (setq addresses (split-string (mail-strip-quoted-names
2724 (or (std11-fetch-field "to") ""))
2726 (when (eq 1 (length addresses))
2728 (insert (car addresses))
2729 (goto-char start))))))
2731 (defun message-goto-keywords ()
2732 "Move point to the Keywords header."
2734 (message-position-on-field "Keywords" "Subject"))
2736 (defun message-goto-summary ()
2737 "Move point to the Summary header."
2739 (message-position-on-field "Summary" "Subject"))
2741 (defun message-goto-body (&optional interactivep)
2742 "Move point to the beginning of the message body."
2743 (interactive (list t))
2744 (when (and interactivep
2745 (looking-at "[ \t]*\n"))
2747 (goto-char (point-min))
2748 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2749 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2751 (defun message-goto-eoh ()
2752 "Move point to the end of the headers."
2757 (defun message-goto-signature ()
2758 "Move point to the beginning of the message signature.
2759 If there is no signature in the article, go to the end and
2762 (goto-char (point-min))
2763 (if (re-search-forward message-signature-separator nil t)
2765 (goto-char (point-max))
2768 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2769 "Insert a reasonable MFT header in a post to an unsubscribed list.
2770 When making original posts to a mailing list you are not subscribed to,
2771 you have to type in a MFT header by hand. The contents, usually, are
2772 the addresses of the list and your own address. This function inserts
2773 such a header automatically. It fetches the contents of the To: header
2774 in the current mail buffer, and appends the current `user-mail-address'.
2776 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2777 Cc: header are also put into the MFT."
2780 (message-remove-header "Mail-Followup-To")
2781 (let* ((cc (and include-cc (message-fetch-field "Cc")))
2783 (concat (message-fetch-field "To") "," cc)
2784 (message-fetch-field "To"))))
2785 (message-goto-mail-followup-to)
2786 (insert (concat tos ", " user-mail-address))))
2790 (defun message-insert-to (&optional force)
2791 "Insert a To header that points to the author of the article being replied to.
2792 If the original author requested not to be sent mail, the function signals
2794 With the prefix argument FORCE, insert the header anyway."
2796 (let ((co (message-fetch-reply-field "mail-copies-to")))
2797 (when (and (null force)
2799 (or (equal (downcase co) "never")
2800 (equal (downcase co) "nobody")))
2801 (error "The user has requested not to have copies sent via mail")))
2802 (message-carefully-insert-headers
2804 (or (message-fetch-reply-field "mail-reply-to")
2805 (message-fetch-reply-field "reply-to")
2806 (message-fetch-reply-field "from")
2809 (defun message-insert-wide-reply ()
2810 "Insert To and Cc headers as if you were doing a wide reply."
2812 (let ((headers (message-with-reply-buffer
2813 (message-get-reply-headers t))))
2814 (message-carefully-insert-headers headers)))
2816 (defun message-carefully-insert-headers (headers)
2817 (dolist (header headers)
2818 (let ((header-name (symbol-name (car header))))
2819 (when (and (message-position-on-field header-name)
2820 (mail-fetch-field header-name)
2821 (not (string-match "\\` *\\'"
2822 (mail-fetch-field header-name))))
2824 (insert (cdr header)))))
2826 (defun message-widen-reply ()
2827 "Widen the reply to include maximum recipients."
2830 (and message-reply-buffer
2831 (buffer-name message-reply-buffer)
2833 (set-buffer message-reply-buffer)
2834 (message-get-reply-headers t)))))
2837 (message-narrow-to-headers)
2838 (dolist (elem follow-to)
2839 (message-remove-header (symbol-name (car elem)))
2840 (goto-char (point-min))
2841 (insert (symbol-name (car elem)) ": "
2842 (cdr elem) "\n"))))))
2844 (defun message-insert-newsgroups ()
2845 "Insert the Newsgroups header from the article being replied to."
2847 (when (and (message-position-on-field "Newsgroups")
2848 (mail-fetch-field "newsgroups")
2849 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2851 (insert (or (message-fetch-reply-field "newsgroups") "")))
2855 ;;; Various commands
2857 (defun message-delete-not-region (beg end)
2858 "Delete everything in the body of the current message outside of the region."
2863 ;; snarf citation prefix, if appropriate
2864 (unless (eq (point) (progn (beginning-of-line) (point)))
2865 (when (looking-at message-cite-prefix-regexp)
2866 (setq citeprefix (match-string 0))))
2868 (delete-region (point) (if (not (message-goto-signature))
2874 (delete-region beg (progn (message-goto-body)
2878 (insert citeprefix))))
2879 (when (message-goto-signature)
2882 (defun message-kill-to-signature ()
2883 "Deletes all text up to the signature."
2885 (let ((point (point)))
2886 (message-goto-signature)
2889 (kill-region point (point))
2893 (defun message-newline-and-reformat (&optional arg not-break)
2894 "Insert four newlines, and then reformat if inside quoted text.
2895 Prefix arg means justify as well."
2896 (interactive (list (if current-prefix-arg 'full)))
2897 (let (quoted point beg end leading-space bolp)
2898 (setq point (point))
2901 (setq bolp (= beg point))
2902 ;; Find first line of the paragraph.
2904 (while (and (not (eobp))
2905 (not (looking-at message-cite-prefix-regexp))
2906 (looking-at paragraph-start))
2909 (when (looking-at message-cite-prefix-regexp)
2910 (setq quoted (match-string 0))
2911 (goto-char (match-end 0))
2912 (looking-at "[ \t]*")
2913 (setq leading-space (match-string 0)))
2917 (< (- point beg) (length quoted)))
2918 ;; break inside the cite prefix.
2924 (while (and (not (eobp))
2925 (not (looking-at paragraph-separate))
2926 (looking-at message-cite-prefix-regexp)
2927 (equal quoted (match-string 0)))
2928 (goto-char (match-end 0))
2929 (looking-at "[ \t]*")
2930 (if (> (length leading-space) (length (match-string 0)))
2931 (setq leading-space (match-string 0)))
2935 (while (and (if (bobp) nil (forward-line -1) t)
2936 (not (looking-at paragraph-start))
2937 (looking-at message-cite-prefix-regexp)
2938 (equal quoted (match-string 0)))
2940 (goto-char (match-end 0))
2941 (looking-at "[ \t]*")
2942 (if (> (length leading-space) (length (match-string 0)))
2943 (setq leading-space (match-string 0)))))
2944 (while (and (not (eobp))
2945 (not (looking-at paragraph-separate))
2946 (not (looking-at message-cite-prefix-regexp)))
2950 (while (and (if (bobp) nil (forward-line -1) t)
2951 (not (looking-at paragraph-start))
2952 (not (looking-at message-cite-prefix-regexp)))
2953 (setq beg (point))))
2956 (narrow-to-region beg end)
2963 (setq point (point))
2964 ;; (newline 2) doesn't mark both newline's as hard, so call
2965 ;; newline twice. -jas
2968 (delete-region (point) (re-search-forward "[ \t]*"))
2969 (when (and quoted (not bolp))
2970 (insert quoted leading-space)))
2973 (let* ((adaptive-fill-regexp
2974 (regexp-quote (concat quoted leading-space)))
2975 (adaptive-fill-first-line-regexp
2976 adaptive-fill-regexp ))
2977 (fill-paragraph arg))
2978 (fill-paragraph arg))
2979 (if point (goto-char point)))))
2981 (defun message-fill-paragraph (&optional arg)
2982 "Like `fill-paragraph'."
2983 (interactive (list (if current-prefix-arg 'full)))
2984 (if (and (boundp 'filladapt-mode) filladapt-mode)
2986 (message-newline-and-reformat arg t)
2989 ;; Is it better to use `mail-header-end'?
2990 (defun message-point-in-header-p ()
2991 "Return t if point is in the header."
2994 (goto-char (point-min))
2995 (not (re-search-forward
2996 (concat "^" (regexp-quote mail-header-separator) "\n")
2999 (defun message-do-auto-fill ()
3000 "Like `do-auto-fill', but don't fill in message header."
3001 (unless (message-point-in-header-p)
3004 (defun message-insert-signature (&optional force)
3005 "Insert a signature. See documentation for variable `message-signature'."
3006 (interactive (list 0))
3009 ((and (null message-signature)
3012 (goto-char (point-max))
3013 (not (re-search-backward message-signature-separator nil t))))
3014 ((and (null message-signature)
3017 ((message-functionp message-signature)
3018 (funcall message-signature))
3019 ((listp message-signature)
3020 (eval message-signature))
3021 (t message-signature)))
3023 (cond ((stringp signature)
3025 ((and (eq t signature)
3026 message-signature-file
3027 (file-exists-p message-signature-file))
3030 (goto-char (point-max))
3031 ;; Insert the signature.
3034 (when message-signature-insert-empty-line
3036 (insert "\n" message-signature-separator-for-insertion)
3039 (if (eq signature t)
3040 (insert-file-contents message-signature-file)
3042 (goto-char (point-max))
3043 (or (bolp) (insert "\n")))))
3045 (defun message-insert-importance-high ()
3046 "Insert header to mark message as important."
3049 (message-remove-header "Importance")
3051 (insert "Importance: high\n")))
3053 (defun message-insert-importance-low ()
3054 "Insert header to mark message as unimportant."
3057 (message-remove-header "Importance")
3059 (insert "Importance: low\n")))
3061 (defun message-insert-or-toggle-importance ()
3062 "Insert a \"Importance: high\" header, or cycle through the header values.
3063 The three allowed values according to RFC 1327 are `high', `normal'
3067 (let ((valid '("high" "normal" "low"))
3070 (when (setq cur (message-fetch-field "Importance"))
3071 (message-remove-header "Importance")
3072 (setq new (cond ((string= cur "high")
3074 ((string= cur "low")
3079 (insert (format "Importance: %s\n" new)))))
3081 (defun message-insert-disposition-notification-to ()
3082 "Request a disposition notification (return receipt) to this message.
3083 Note that this should not be used in newsgroups."
3086 (message-remove-header "Disposition-Notification-To")
3088 (insert (format "Disposition-Notification-To: %s\n"
3089 (or (message-fetch-field "From") (message-make-from))))))
3091 (defun message-elide-region (b e)
3092 "Elide the text in the region.
3093 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3097 (insert message-elide-ellipsis))
3099 (defvar message-caesar-translation-table nil)
3101 (defun message-caesar-region (b e &optional n)
3102 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3105 (min (point) (or (mark t) (point)))
3106 (max (point) (or (mark t) (point)))
3107 (when current-prefix-arg
3108 (prefix-numeric-value current-prefix-arg))))
3110 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3111 (unless (or (zerop n) ; no action needed for a rot of 0
3112 (= b e)) ; no region to rotate
3113 ;; We build the table, if necessary.
3114 (when (or (not message-caesar-translation-table)
3115 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3116 (setq message-caesar-translation-table
3117 (message-make-caesar-translation-table n)))
3118 (translate-region b e message-caesar-translation-table)))
3120 (defun message-make-caesar-translation-table (n)
3121 "Create a rot table with offset N."
3123 (table (make-string 256 0)))
3124 (while (< (incf i) 256)
3127 (substring table 0 ?A)
3128 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3129 (substring table ?A (+ ?A n))
3130 (substring table (+ ?A 26) ?a)
3131 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3132 (substring table ?a (+ ?a n))
3133 (substring table (+ ?a 26) 255))))
3135 (defun message-caesar-buffer-body (&optional rotnum)
3136 "Caesar rotate all letters in the current buffer by 13 places.
3137 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3138 With prefix arg, specifies the number of places to rotate each letter forward.
3139 Mail and USENET news headers are not rotated."
3140 (interactive (if current-prefix-arg
3141 (list (prefix-numeric-value current-prefix-arg))
3145 (when (message-goto-body)
3146 (narrow-to-region (point) (point-max)))
3147 (message-caesar-region (point-min) (point-max) rotnum))))
3149 (defun message-pipe-buffer-body (program)
3150 "Pipe the message body in the current buffer through PROGRAM."
3153 (when (message-goto-body)
3154 (narrow-to-region (point) (point-max)))
3155 (shell-command-on-region
3156 (point-min) (point-max) program nil t))))
3158 (defun message-rename-buffer (&optional enter-string)
3159 "Rename the *message* buffer to \"*message* RECIPIENT\".
3160 If the function is run with a prefix, it will ask for a new buffer
3161 name, rather than giving an automatic name."
3162 (interactive "Pbuffer name: ")
3165 (goto-char (point-min))
3166 (narrow-to-region (point)
3167 (search-forward mail-header-separator nil 'end))
3169 (if (message-news-p) (message-fetch-field "Newsgroups")
3170 (message-fetch-field "To"))
3173 (if (string-match "," mail-to)
3174 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3176 (name-default (concat "*message* " mail-trimmed-to))
3177 (name (if enter-string
3178 (read-string "New buffer name: " name-default)
3180 (rename-buffer name t)))))
3182 (defun message-fill-yanked-message (&optional justifyp)
3183 "Fill the paragraphs of a message yanked into this one.
3184 Numeric argument means justify as well."
3187 (goto-char (point-min))
3188 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3189 (let ((fill-prefix message-yank-prefix))
3190 (fill-individual-paragraphs (point) (point-max) justifyp))))
3192 (defun message-indent-citation ()
3193 "Modify text just inserted from a message to be cited.
3194 The inserted text should be the region.
3195 When this function returns, the region is again around the modified text.
3197 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3198 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3199 (let ((start (point)))
3200 ;; Remove unwanted headers.
3201 (when message-ignored-cited-headers
3206 (if (search-forward "\n\n" nil t)
3209 (message-remove-header message-ignored-cited-headers t)
3210 (when (= (point-min) (point-max))
3211 (setq all-removed t))
3212 (goto-char (point-max)))
3216 ;; Delete blank lines at the start of the buffer.
3217 (while (and (point-min)
3220 (message-delete-line))
3221 ;; Delete blank lines at the end of the buffer.
3222 (goto-char (point-max))
3225 (while (and (zerop (forward-line -1))
3227 (message-delete-line))
3228 ;; Do the indentation.
3229 (if (null message-yank-prefix)
3230 (indent-rigidly start (mark t) message-indentation-spaces)
3233 (while (< (point) (mark t))
3234 (if (or (looking-at ">") (looking-at "^$"))
3235 (insert message-yank-cited-prefix)
3236 (insert message-yank-prefix))
3240 (defun message-list-references (refs-list &rest refs-strs)
3241 "Add `Message-ID's which appear in REFS-STRS but not in REFS-LIST,
3243 (let (refs ref id saved-id)
3244 (when (and refs-list
3245 (integerp message-list-references-add-position))
3246 (let ((pos message-list-references-add-position))
3247 (while (and refs-list
3249 (push (pop refs-list) saved-id)
3250 (setq pos (1- pos)))))
3252 (when (setq refs (pop refs-strs))
3253 (setq refs (std11-parse-msg-ids (std11-lexical-analyze refs)))
3255 (when (eq (car (setq ref (pop refs))) 'msg-id)
3256 (setq id (concat "<" (mapconcat 'cdr (cdr ref) "") ">"))
3257 (or (member id refs-list)
3258 (member id saved-id)
3259 (push id refs-list))))))
3261 (push (pop saved-id) refs-list))
3264 (defun message-yank-original (&optional arg)
3265 "Insert the message being replied to, if any.
3266 Puts point before the text and mark after.
3267 Normally indents each nonblank line ARG spaces (default 3). However,
3268 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3270 This function uses `message-cite-function' to do the actual citing.
3272 Just \\[universal-argument] as argument means don't indent, insert no
3273 prefix, and don't delete any headers.
3275 In addition, if `message-yank-add-new-references' is non-nil and this
3276 command is called interactively, new IDs from the yanked article will
3277 be added to the \"References\" field."
3279 (let ((modified (buffer-modified-p)))
3280 (when (let ((buffer (message-eval-parameter message-reply-buffer)))
3282 message-cite-function
3285 (delete-windows-on buffer t)
3286 ; The mark will be set at the end of the article.
3287 (insert-buffer buffer))))
3288 ;; Add new IDs to the References field.
3289 (when (and message-yank-add-new-references
3291 (let ((start (point))
3297 (setq refs (message-list-references
3299 (or (message-make-references)
3301 (message-narrow-to-headers)
3302 (message-fetch-field "References")
3304 (narrow-to-region start end)
3305 (std11-narrow-to-header)
3306 (unless (equal (setq newrefs
3307 (message-list-references
3308 (copy-sequence refs)
3309 (unless (eq message-yank-add-new-references
3311 (or (message-fetch-field "References")
3312 (message-fetch-field "In-Reply-To")))
3313 (message-fetch-field "Message-ID")))
3315 ;; If the References field has been changed, we make it
3316 ;; visible in the header.
3317 (mail-header-set-message-id message-reply-headers nil)
3318 (mail-header-set-references message-reply-headers nil)
3320 (message-narrow-to-headers)
3321 (if (let ((case-fold-search t))
3322 (re-search-forward "^References:\\([\t ]+.+\n\\)+"
3325 (goto-char (point-max)))
3327 (list (or (assq 'References message-header-format-alist)
3328 '(References . message-fill-references)))
3329 (list (cons 'References (mapconcat 'identity
3330 (nreverse newrefs) " "))))
3331 (backward-delete-char 1))))))
3333 (if (and message-suspend-font-lock-when-citing
3334 (boundp 'font-lock-mode)
3335 (symbol-value 'font-lock-mode))
3340 (funcall message-cite-function))
3342 (funcall message-cite-function)))
3343 (message-exchange-point-and-mark)
3347 (setq message-checksum (message-checksum))))))
3349 (defun message-yank-buffer (buffer)
3350 "Insert BUFFER into the current buffer and quote it."
3351 (interactive "bYank buffer: ")
3352 (let ((message-reply-buffer buffer))
3353 (save-window-excursion
3354 (message-yank-original))))
3356 (defun message-buffers ()
3357 "Return a list of active message buffers."
3360 (dolist (buffer (buffer-list t))
3362 (when (and (eq major-mode 'message-mode)
3363 (null message-sent-message-via))
3364 (push (buffer-name buffer) buffers))))
3365 (nreverse buffers)))
3367 (defun message-cite-original-without-signature ()
3368 "Cite function in the standard Message manner."
3369 (let ((start (point))
3372 (when message-indent-citation-function
3373 (if (listp message-indent-citation-function)
3374 message-indent-citation-function
3375 (list message-indent-citation-function))))
3376 (message-reply-headers (or message-reply-headers
3377 (make-mail-header))))
3378 (mail-header-set-from message-reply-headers
3382 (if (search-forward "\n\n" nil t)
3385 (or (message-fetch-field "from")
3390 (when (re-search-backward message-signature-separator start t)
3391 ;; Also peel off any blank lines before the signature.
3393 (while (looking-at "^[ \t]*$")
3396 (delete-region (point) end)
3397 (unless (search-backward "\n\n" start t)
3398 ;; Insert a blank line if it is peeled off.
3402 (funcall (pop functions)))
3403 (when message-citation-line-function
3406 (funcall message-citation-line-function))))
3408 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
3409 (defun message-cite-original ()
3410 "Cite function in the standard Message manner."
3411 (if (and (boundp 'mail-citation-hook)
3413 (run-hooks 'mail-citation-hook)
3414 (let ((start (point))
3417 (when message-indent-citation-function
3418 (if (listp message-indent-citation-function)
3419 message-indent-citation-function
3420 (list message-indent-citation-function))))
3421 (message-reply-headers (or message-reply-headers
3422 (make-mail-header))))
3423 (mail-header-set-from message-reply-headers
3427 (if (search-forward "\n\n" nil t)
3430 (or (message-fetch-field "from")
3434 (funcall (pop functions)))
3435 (when message-citation-line-function
3438 (funcall message-citation-line-function)))))
3440 (defun message-insert-citation-line ()
3441 "Insert a simple citation line."
3442 (when message-reply-headers
3443 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
3445 (defun message-position-on-field (header &rest afters)
3446 (let ((case-fold-search t))
3449 (goto-char (point-min))
3452 (concat "^" (regexp-quote mail-header-separator) "$"))
3453 (match-beginning 0)))
3454 (goto-char (point-min))
3455 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3457 (re-search-forward "^[^ \t]" nil 'move)
3459 (skip-chars-backward "\n")
3462 (not (re-search-forward
3463 (concat "^" (regexp-quote (car afters)) ":")
3467 (re-search-forward "^[^ \t]" nil 'move)
3468 (beginning-of-line))
3469 (insert header ": \n")
3473 (defun message-remove-signature ()
3474 "Remove the signature from the text between point and mark.
3475 The text will also be indented the normal way."
3477 (let ((start (point))
3479 (if (not (re-search-forward message-signature-separator (mark t) t))
3480 ;; No signature here, so we just indent the cited text.
3481 (message-indent-citation)
3482 ;; Find the last non-empty line.
3484 (while (looking-at "[ \t]*$")
3487 (setq mark (set-marker (make-marker) (point)))
3489 (message-indent-citation)
3490 ;; Enable undoing the deletion.
3492 (delete-region mark (mark t))
3493 (set-marker mark nil)))))
3498 ;;; Sending messages
3501 ;; Avoid byte-compile warning.
3502 (defvar message-encoding-buffer nil)
3503 (defvar message-edit-buffer nil)
3504 (defvar message-mime-mode nil)
3506 (defun message-send-and-exit (&optional arg)
3507 "Send message like `message-send', then, if no errors, exit from mail buffer."
3509 (let ((buf (current-buffer))
3510 (actions message-exit-actions)
3511 (frame (selected-frame))
3512 (org-frame message-original-frame))
3513 (when (and (message-send arg)
3515 (if message-kill-buffer-on-exit
3518 (when (eq buf (current-buffer))
3519 (message-bury buf)))
3520 (message-do-actions actions)
3521 (message-delete-frame frame org-frame)
3524 (defun message-dont-send ()
3525 "Don't send the message you have been editing.
3526 Instead, just auto-save the buffer and then bury it."
3528 (set-buffer-modified-p t)
3530 (let ((actions message-postpone-actions)
3531 (frame (selected-frame))
3532 (org-frame message-original-frame))
3533 (message-bury (current-buffer))
3534 (message-do-actions actions)
3535 (message-delete-frame frame org-frame)))
3537 (defun message-kill-buffer ()
3538 "Kill the current buffer."
3540 (when (or (not (buffer-modified-p))
3541 (eq t message-kill-buffer-query-function)
3542 (funcall message-kill-buffer-query-function
3543 "The buffer modified; kill anyway? "))
3544 (let ((actions message-kill-actions)
3545 (draft-article message-draft-article)
3546 (auto-save-file-name buffer-auto-save-file-name)
3547 (file-name buffer-file-name)
3548 (modified (buffer-modified-p))
3549 (frame (selected-frame))
3550 (org-frame message-original-frame))
3551 (setq buffer-file-name nil)
3552 (kill-buffer (current-buffer))
3553 (when (and message-kill-buffer-and-remove-file
3554 (or (and auto-save-file-name
3555 (file-exists-p auto-save-file-name))
3557 (file-exists-p file-name)))
3558 (yes-or-no-p (format "Remove the backup file%s? "
3559 (if modified " too" ""))))
3561 (delete-file auto-save-file-name))
3562 (let ((message-draft-article draft-article))
3563 (message-disassociate-draft)))
3564 (message-do-actions actions)
3565 (message-delete-frame frame org-frame)))
3568 (defun message-mimic-kill-buffer ()
3569 "Kill the current buffer with query. This is an imitation for
3570 `kill-buffer', but it will delete a message frame."
3572 (let ((bufname (read-buffer (format "Kill buffer: (default %s) "
3574 message-kill-buffer-and-remove-file)
3575 (when (or (not bufname)
3576 (string-equal bufname "")
3577 (string-equal bufname (buffer-name)))
3578 (message-kill-buffer))))
3580 (defun message-delete-frame (frame org-frame)
3581 "Delete frame for editing message."
3582 (when (and (or (static-if (featurep 'xemacs)
3583 (device-on-window-system-p)
3585 (>= emacs-major-version 20))
3586 (or (and (eq message-delete-frame-on-exit t)
3587 (select-frame frame)
3588 (or (eq frame org-frame)
3590 (y-or-n-p "Delete this frame?")
3592 (and (eq message-delete-frame-on-exit 'ask)
3593 (select-frame frame)
3595 (y-or-n-p "Delete this frame?")
3597 (delete-frame frame)))
3599 (defun message-bury (buffer)
3600 "Bury this mail BUFFER."
3601 (let ((newbuf (other-buffer buffer)))
3602 (bury-buffer buffer)
3603 (if (and (fboundp 'frame-parameters)
3604 (cdr (assq 'dedicated (frame-parameters)))
3605 (not (null (delq (selected-frame) (visible-frame-list)))))
3606 (delete-frame (selected-frame))
3607 (switch-to-buffer newbuf))))
3609 (defun message-send (&optional arg)
3610 "Send the message in the current buffer.
3611 If `message-interactive' is non-nil, wait for success indication or
3612 error messages, and inform user.
3613 Otherwise any failure is reported in a message back to the user from
3615 The usage of ARG is defined by the instance that called Message.
3616 It should typically alter the sending method in some way or other."
3619 (when (or (buffer-modified-p)
3620 (message-check-element 'unchanged)
3621 (y-or-n-p "No changes in the buffer; really send? "))
3622 ;; Make it possible to undo the coming changes.
3624 (let ((inhibit-read-only t))
3625 (put-text-property (point-min) (point-max) 'read-only nil))
3626 (run-hooks 'message-send-hook)
3627 (message-fix-before-sending)
3628 (message message-sending-message)
3629 (let ((message-encoding-buffer
3630 (message-generate-new-buffer-clone-locals " message encoding"))
3631 (message-edit-buffer (current-buffer))
3632 (message-mime-mode mime-edit-mode-flag)
3633 (alist message-send-method-alist)
3635 elem sent dont-barf-on-no-method
3636 (message-options message-options))
3639 (message-options-set-recipient)
3641 (set-buffer message-encoding-buffer)
3643 ;; ;; Avoid copying text props (except hard newlines).
3644 ;; T-gnus change: copy all text props from the editing buffer
3645 ;; into the encoding buffer.
3646 (insert-buffer-substring message-edit-buffer)
3647 (funcall message-encode-function)
3649 (setq elem (pop alist)))
3650 (when (funcall (cadr elem))
3652 (or (not (memq (car elem)
3653 message-sent-message-via))
3654 (not (message-fetch-field "supersedes"))
3655 (if (or (message-gnksa-enable-p 'multiple-copies)
3656 (not (eq (car elem) 'news)))
3659 "Already sent message via %s; resend? "
3661 (error "Denied posting -- multiple copies")))
3662 (setq success (funcall (caddr elem) arg)))
3668 (let ((fcc (message-fetch-field "Fcc"))
3669 (gcc (message-fetch-field "Gcc")))
3672 (eq message-allow-no-recipients 'always)
3673 (and (not (eq message-allow-no-recipients 'never))
3674 (setq dont-barf-on-no-method
3676 (format "No receiver, perform %s anyway? "
3677 (cond ((and fcc gcc) "Fcc and Gcc")
3680 (error "No methods specified to send by"))
3681 (when (or dont-barf-on-no-method
3685 (run-hooks 'message-sent-hook))
3686 (message "Sending...done")
3687 ;; Mark the buffer as unmodified and delete auto-save.
3688 (set-buffer-modified-p nil)
3689 (delete-auto-save-file-if-necessary t)
3690 (message-disassociate-draft)
3691 ;; Delete other mail buffers and stuff.
3692 (message-do-send-housekeeping)
3693 (message-do-actions message-send-actions)
3696 (kill-buffer message-encoding-buffer)))))
3698 (defun message-send-via-mail (arg)
3699 "Send the current message via mail."
3700 (message-send-mail arg))
3702 (defun message-send-via-news (arg)
3703 "Send the current message via news."
3704 (message-send-news arg))
3706 (defmacro message-check (type &rest forms)
3707 "Eval FORMS if TYPE is to be checked."
3708 `(or (message-check-element ,type)
3712 (put 'message-check 'lisp-indent-function 1)
3713 (put 'message-check 'edebug-form-spec '(form body))
3715 ;; Advise the function `invisible-region'.
3716 (let (current-load-list)
3718 `(defadvice invisible-region (around add-mime-edit-invisible (start end)
3720 "Advised by T-gnus Message.
3721 Add the text property `mime-edit-invisible' to an invisible text when
3722 the buffer's major mode is `message-mode'. The added property will be
3723 used to distinguish whether the invisible text is a MIME part or not."
3724 ,(if (featurep 'xemacs)
3725 '(if (eq ?\n (char-after start))
3726 (setq start (1+ start)))
3727 '(if (eq ?\n (char-after (1- end)))
3728 (setq end (1- end))))
3729 (setq ad-return-value
3730 (if (eq 'message-mode major-mode)
3731 (add-text-properties start end
3732 '(invisible t mime-edit-invisible t))
3733 (put-text-property start end 'invisible t))))))
3735 (defun message-text-with-property (prop)
3736 "Return a list of all points where the text has PROP."
3738 (point (point-min)))
3740 (while (< point (point-max))
3741 (when (get-text-property point prop)
3742 (push point points))
3746 (defun message-fix-before-sending ()
3747 "Do various things to make the message nice before sending it."
3748 ;; Make sure there's a newline at the end of the message.
3750 (goto-char (point-max))
3753 ;; Make the hidden headers visible.
3754 (let ((points (message-text-with-property 'message-hidden)))
3756 (goto-char (car points))
3757 (dolist (point points)
3758 (add-text-properties point (1+ point)
3759 '(invisible nil intangible nil)))))
3760 ;; Delete all invisible text except for the mime parts which might
3761 ;; be inserted by the MIME-Edit.
3762 (message-check 'invisible-text
3765 mime-from mime-to hidden-start)
3766 (while (setq from (text-property-any to (point-max) 'invisible t))
3767 (setq to (or (text-property-not-all from (point-max) 'invisible t)
3770 (while (setq mime-from (text-property-any mime-to to
3771 'mime-edit-invisible t))
3772 (when (> mime-from mime-to)
3773 (setq hidden-start (or hidden-start mime-to))
3774 (add-text-properties mime-to mime-from
3775 '(invisible nil face highlight
3776 font-lock-face highlight)))
3777 (setq mime-to (or (text-property-not-all mime-from to
3778 'mime-edit-invisible t)
3780 (when (< mime-to to)
3781 (setq hidden-start (or hidden-start mime-to))
3782 (add-text-properties mime-to to
3783 '(invisible nil face highlight
3784 font-lock-face highlight))))
3786 (goto-char hidden-start)
3787 (set-window-start (selected-window) (gnus-point-at-bol))
3788 (unless (yes-or-no-p
3789 "Invisible text found and made visible; continue posting? ")
3790 (error "Invisible text found and made visible")))))
3791 (message-check 'illegible-text
3792 (let ((mm-7bit-chars "\x20-\x7f\r\n\t\x7\x8\xb\xc\x1f\x1b")
3795 (skip-chars-forward mm-7bit-chars)
3797 (when (let ((char (char-after)))
3798 (or (< (mm-char-int char) 128)
3799 (and (mm-multibyte-p)
3800 (memq (char-charset char)
3801 '(eight-bit-control eight-bit-graphic
3803 (add-text-properties (point) (1+ (point))
3804 '(font-lock-face highlight face highlight))
3807 (skip-chars-forward mm-7bit-chars))
3810 (gnus-multiple-choice
3811 "Illegible text found. Continue posting?"
3812 '((?d "Remove and continue posting")
3813 (?r "Replace with dots and continue posting")
3814 (?i "Ignore and continue posting")
3815 (?e "Continue editing"))))
3817 (error "Illegible text found"))
3819 (skip-chars-forward mm-7bit-chars)
3821 (when (let ((char (char-after)))
3822 (or (< (mm-char-int char) 128)
3823 (and (mm-multibyte-p)
3824 (memq (char-charset char)
3825 '(eight-bit-control eight-bit-graphic
3828 (remove-text-properties (point) (1+ (point))
3829 '(font-lock-face highlight face highlight))
3831 (when (eq choice ?r)
3834 (skip-chars-forward mm-7bit-chars))))))
3836 (defun message-add-action (action &rest types)
3837 "Add ACTION to be performed when doing an exit of type TYPES."
3839 (add-to-list (intern (format "message-%s-actions" (pop types)))
3842 (defun message-delete-action (action &rest types)
3843 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3846 (set (setq var (intern (format "message-%s-actions" (pop types))))
3847 (delq action (symbol-value var))))))
3849 (defun message-do-actions (actions)
3850 "Perform all actions in ACTIONS."
3851 ;; Now perform actions on successful sending.
3855 ;; A simple function.
3856 ((message-functionp (car actions))
3857 (funcall (car actions)))
3858 ;; Something to be evaled.
3860 (eval (car actions)))))
3863 (defsubst message-maybe-split-and-send-mail ()
3864 "Split a message if necessary, and send it via mail.
3865 Returns nil if sending succeeded, returns any string if sending failed.
3866 This sub function is for exclusive use of `message-send-mail'."
3867 (let ((mime-edit-split-ignored-field-regexp
3868 mime-edit-split-ignored-field-regexp)
3869 (case-fold-search t)
3871 (while (string-match "Message-ID" mime-edit-split-ignored-field-regexp)
3872 (setq mime-edit-split-ignored-field-regexp
3873 (concat (substring mime-edit-split-ignored-field-regexp
3874 0 (match-beginning 0))
3875 "Hey_MIME-Edit,_there_is_an_inviolable_Message_ID"
3876 "_so_don't_rape_it!"
3877 (substring mime-edit-split-ignored-field-regexp
3881 (catch 'message-sending-mail-failure
3882 (mime-edit-maybe-split-and-send
3887 (std11-narrow-to-header mail-header-separator)
3888 (goto-char (point-min))
3889 (when (re-search-forward "^Message-ID:" nil t)
3890 (delete-region (match-end 0) (std11-field-end))
3891 (insert " " (message-make-message-id))))
3893 (funcall (or message-send-mail-real-function
3894 message-send-mail-function))
3896 (throw 'message-sending-mail-failure err))))))
3900 (funcall (or message-send-mail-real-function
3901 message-send-mail-function))
3905 (if (eq 'error (car failure))
3907 (prin1-to-string failure)))))
3909 (defun message-send-mail-partially ()
3910 "Send mail as message/partial."
3911 ;; replace the header delimiter with a blank line
3912 (goto-char (point-min))
3914 (concat "^" (regexp-quote mail-header-separator) "\n"))
3915 (replace-match "\n")
3916 (run-hooks 'message-send-mail-hook)
3917 (let ((p (goto-char (point-min)))
3918 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3919 (curbuf (current-buffer))
3920 (id (message-make-message-id)) (n 1)
3921 plist total header required-mail-headers)
3923 (if (< (point-max) (+ p message-send-mail-partially-limit))
3924 (goto-char (point-max))
3925 (goto-char (+ p message-send-mail-partially-limit))
3927 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3930 (setq total (length plist))
3931 (push (point-max) plist)
3932 (setq plist (nreverse plist))
3935 (setq p (pop plist))
3938 (copy-to-buffer tembuf p (car plist))
3940 (goto-char (point-min))
3943 (goto-char (point-min))
3944 (narrow-to-region (point) (point))
3947 (setq header (buffer-substring (point-min) (point)))
3948 (goto-char (point-min))
3949 (narrow-to-region (point) (point))
3951 (message-remove-header "Mime-Version")
3952 (message-remove-header "Content-Type")
3953 (message-remove-header "Content-Transfer-Encoding")
3954 (message-remove-header "Message-ID")
3955 (message-remove-header "Lines")
3956 (goto-char (point-max))
3957 (insert "Mime-Version: 1.0\n")
3958 (setq header (buffer-string)))
3959 (goto-char (point-max))
3960 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3963 (let ((mail-header-separator ""))
3964 (when (memq 'Message-ID message-required-mail-headers)
3965 (insert "Message-ID: " (message-make-message-id) "\n"))
3966 (when (memq 'Lines message-required-mail-headers)
3967 (insert "Lines: " (message-make-lines) "\n"))
3968 (message-goto-subject)
3970 (insert (format " (%d/%d)" n total))
3972 (mm-with-unibyte-current-buffer
3973 (funcall (or message-send-mail-real-function
3974 message-send-mail-function))))
3976 (setq p (pop plist))
3978 (kill-buffer tembuf))))
3980 (defun message-send-mail (&optional arg)
3981 (require 'mail-utils)
3982 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3983 (case-fold-search nil)
3984 (news (message-news-p))
3985 (message-this-is-mail t)
3986 (headers message-required-mail-headers)
3989 (message-narrow-to-headers)
3990 ;; Generate the Mail-Followup-To header if the header is not there...
3991 (if (and (message-subscribed-p)
3992 (not (mail-fetch-field "mail-followup-to")))
3995 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3996 message-required-mail-headers))
3997 ;; otherwise, delete the MFT header if the field is empty
3998 (when (equal "" (mail-fetch-field "mail-followup-to"))
3999 (message-remove-header "^Mail-Followup-To:")))
4000 ;; Insert some headers.
4001 (let ((message-deletable-headers
4002 (if news nil message-deletable-headers)))
4003 (message-generate-headers headers))
4004 ;; Let the user do all of the above.
4005 (run-hooks 'message-header-hook))
4006 (if (not (message-check-mail-syntax))
4014 ;; ;; Avoid copying text props (except hard newlines).
4015 ;; T-gnus change: copy all text props from the editing buffer
4016 ;; into the encoding buffer.
4017 (insert-buffer-substring message-encoding-buffer)
4018 ;; Remove some headers.
4020 (message-narrow-to-headers)
4021 ;; We Semi-gnus people have no use for it.
4022 ;; ;; We (re)generate the Lines header.
4023 ;; (when (memq 'Lines message-required-mail-headers)
4024 ;; (message-generate-headers '(Lines)))
4025 (message-remove-header message-ignored-mail-headers t))
4026 (goto-char (point-max))
4027 ;; require one newline at the end.
4028 (or (= (preceding-char) ?\n)
4030 (message-cleanup-headers)
4033 (message-narrow-to-headers)
4035 (or (message-fetch-field "cc")
4036 (message-fetch-field "bcc")
4037 (message-fetch-field "to"))
4038 (let ((ct (mime-read-Content-Type)))
4040 (and (eq 'text (cdr (assq 'type ct)))
4041 (eq 'plain (cdr (assq 'subtype ct))))))))
4042 (message-insert-courtesy-copy))
4043 (setq failure (message-maybe-split-and-send-mail)))
4044 (kill-buffer tembuf))
4045 (set-buffer message-edit-buffer)
4048 (message "Couldn't send message via mail: %s" failure)
4050 (push 'mail message-sent-message-via)))))
4052 (defun message-send-mail-with-sendmail ()
4053 "Send off the prepared buffer with sendmail."
4054 (let ((errbuf (if message-interactive
4055 (message-generate-new-buffer-clone-locals
4058 resend-to-addresses delimline)
4061 (let ((case-fold-search t))
4063 (message-narrow-to-headers)
4064 (setq resend-to-addresses (message-fetch-field "resent-to")))
4065 ;; Change header-delimiter to be what sendmail expects.
4066 (goto-char (point-min))
4068 (concat "^" (regexp-quote mail-header-separator) "\n"))
4069 (replace-match "\n")
4071 (setq delimline (point-marker))
4072 (run-hooks 'message-send-mail-hook)
4073 ;; Insert an extra newline if we need it to work around
4074 ;; Sun's bug that swallows newlines.
4075 (goto-char (1+ delimline))
4076 (when (eval message-mailer-swallows-blank-line)
4078 (when message-interactive
4082 (let* ((default-directory "/")
4083 (cpr (as-binary-process
4085 'call-process-region
4087 (list (point-min) (point-max)
4088 (if (boundp 'sendmail-program)
4090 "/usr/lib/sendmail")
4091 nil errbuf nil "-oi")
4092 ;; Always specify who from,
4093 ;; since some systems have broken sendmails.
4094 ;; But some systems are more broken with -f, so
4095 ;; we'll let users override this.
4096 (if (null message-sendmail-f-is-evil)
4097 (list "-f" (message-sendmail-envelope-from)))
4098 ;; These mean "report errors by mail"
4099 ;; and "deliver in background".
4100 (if (null message-interactive) '("-oem" "-odb"))
4101 ;; Get the addresses from the message
4102 ;; unless this is a resend.
4103 ;; We must not do that for a resend
4104 ;; because we would find the original addresses.
4105 ;; For a resend, include the specific addresses.
4106 (if resend-to-addresses
4107 (list resend-to-addresses)
4109 (unless (or (null cpr) (zerop cpr))
4110 (error "Sending...failed with exit value %d" cpr)))
4111 (when message-interactive
4114 (goto-char (point-min))
4115 (while (re-search-forward "\n\n* *" nil t)
4116 (replace-match "; "))
4117 (if (not (zerop (buffer-size)))
4118 (error "Sending...failed to %s"
4119 (buffer-string))))))
4120 (when (bufferp errbuf)
4121 (kill-buffer errbuf)))))
4123 (defun message-send-mail-with-qmail ()
4124 "Pass the prepared message buffer to qmail-inject.
4125 Refer to the documentation for the variable `message-send-mail-function'
4126 to find out how to use this."
4127 ;; replace the header delimiter with a blank line
4128 (goto-char (point-min))
4130 (concat "^" (regexp-quote mail-header-separator) "\n"))
4131 (replace-match "\n")
4133 (run-hooks 'message-send-mail-hook)
4138 'call-process-region 1 (point-max) message-qmail-inject-program
4140 ;; qmail-inject's default behaviour is to look for addresses on the
4141 ;; command line; if there're none, it scans the headers.
4142 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4144 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4145 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4146 ;; message from stdin.
4148 ;; qmail also has the advantage of not having been raped by
4149 ;; various vendors, so we don't have to allow for that, either --
4150 ;; compare this with message-send-mail-with-sendmail and weep
4151 ;; for sendmail's lost innocence.
4153 ;; all this is way cool coz it lets us keep the arguments entirely
4154 ;; free for -inject-arguments -- a big win for the user and for us
4155 ;; since we don't have to play that double-guessing game and the user
4156 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4157 (if (functionp message-qmail-inject-args)
4158 (funcall message-qmail-inject-args)
4159 message-qmail-inject-args)))
4160 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4161 ;; we have to look at the retval instead
4163 (100 (error "qmail-inject reported permanent failure"))
4164 (111 (error "qmail-inject reported transient failure"))
4165 ;; should never happen
4166 (t (error "qmail-inject reported unknown failure"))))
4168 (defun message-send-mail-with-mh ()
4169 "Send the prepared message buffer with mh."
4170 (let ((mh-previous-window-config nil)
4171 (name (mh-new-draft-name)))
4172 (setq buffer-file-name name)
4173 ;; MH wants to generate these headers itself.
4174 (when message-mh-deletable-headers
4175 (let ((headers message-mh-deletable-headers))
4177 (goto-char (point-min))
4178 (and (re-search-forward
4179 (concat "^" (symbol-name (car headers)) ": *") nil t)
4180 (message-delete-line))
4182 (run-hooks 'message-send-mail-hook)
4183 ;; Pass it on to mh.
4186 (defun message-send-mail-with-smtp ()
4187 "Send off the prepared buffer with SMTP."
4188 (require 'smtp) ; XXX
4189 (let ((case-fold-search t)
4192 (message-narrow-to-headers)
4194 ;; XXX: Should be replaced by better one.
4195 (smtp-deduce-address-list (current-buffer)
4196 (point-min) (point-max)))
4197 ;; Remove BCC lines.
4198 (message-remove-header "bcc"))
4199 ;; replace the header delimiter with a blank line.
4200 (goto-char (point-min))
4202 (concat "^" (regexp-quote mail-header-separator) "\n"))
4203 (replace-match "\n")
4205 (run-hooks 'message-send-mail-hook)
4207 (smtp-send-buffer user-mail-address recipients (current-buffer))
4208 (error "Sending failed; no recipients"))))
4210 (defsubst message-maybe-split-and-send-news (method)
4211 "Split a message if necessary, and send it via news.
4212 Returns nil if sending succeeded, returns t if sending failed.
4213 This sub function is for exclusive use of `message-send-news'."
4214 (let ((mime-edit-split-ignored-field-regexp
4215 mime-edit-split-ignored-field-regexp)
4216 (case-fold-search t))
4217 (while (string-match "Message-ID" mime-edit-split-ignored-field-regexp)
4218 (setq mime-edit-split-ignored-field-regexp
4219 (concat (substring mime-edit-split-ignored-field-regexp
4220 0 (match-beginning 0))
4221 "Hey_MIME-Edit,_there_is_an_inviolable_Message_ID"
4222 "_so_don't_rape_it!"
4223 (substring mime-edit-split-ignored-field-regexp
4226 (catch 'message-sending-news-failure
4227 (mime-edit-maybe-split-and-send
4232 (std11-narrow-to-header mail-header-separator)
4233 (goto-char (point-min))
4234 (when (re-search-forward "^Message-ID:" nil t)
4235 (delete-region (match-end 0) (std11-field-end))
4236 (insert " " (message-make-message-id))))
4237 (unless (funcall message-send-news-function method)
4238 (throw 'message-sending-news-failure t)))))
4240 (not (funcall message-send-news-function method)))))
4242 (defun message-smtpmail-send-it ()
4243 "Send the prepared message buffer with `smtpmail-send-it'.
4244 This only differs from `smtpmail-send-it' that this command evaluates
4245 `message-send-mail-hook' just before sending a message. It is useful
4246 if your ISP requires the POP-before-SMTP authentication. See the
4247 documentation for the function `mail-source-touch-pop'."
4248 (run-hooks 'message-send-mail-hook)
4251 (defun message-canlock-generate ()
4252 "Return a string that is non-trival to guess.
4253 Do not use this for anything important, it is cryptographically weak."
4254 (let (sha1-maximum-internal-length)
4255 (sha1 (concat (message-unique-id)
4256 (format "%x%x%x" (random) (random t) (random))
4257 (prin1-to-string (recent-keys))
4258 (prin1-to-string (garbage-collect))))))
4260 (defun message-canlock-password ()
4261 "The password used by message for cancel locks.
4262 This is the value of `canlock-password', if that option is non-nil.
4263 Otherwise, generate and save a value for `canlock-password' first."
4264 (unless canlock-password
4265 (customize-save-variable 'canlock-password (message-canlock-generate))
4266 (setq canlock-password-for-verify canlock-password))
4269 (defun message-insert-canlock ()
4270 (when message-insert-canlock
4271 (message-canlock-password)
4272 (canlock-insert-header)))
4274 (defun message-send-news (&optional arg)
4275 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4276 (case-fold-search nil)
4277 (method (if (message-functionp message-post-method)
4278 (funcall message-post-method arg)
4279 message-post-method))
4280 (newsgroups-field (save-restriction
4281 (message-narrow-to-headers-or-head)
4282 (message-fetch-field "Newsgroups")))
4283 (followup-field (save-restriction
4284 (message-narrow-to-headers-or-head)
4285 (message-fetch-field "Followup-To")))
4286 ;; BUG: We really need to get the charset for each name in the
4287 ;; Newsgroups and Followup-To lines to allow crossposting
4288 ;; between group namess with incompatible character sets.
4289 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4290 (group-field-charset
4291 (gnus-group-name-charset method newsgroups-field))
4292 (followup-field-charset
4293 (gnus-group-name-charset method (or followup-field "")))
4294 (mime-field-encoding-method-alist
4295 (append (when group-field-charset
4296 (list (cons "Newsgroups" group-field-charset)))
4297 (when followup-field-charset
4298 (list (cons "Followup-To" followup-field-charset)))
4299 mime-field-encoding-method-alist))
4300 (message-syntax-checks
4302 (listp message-syntax-checks))
4303 (cons '(existing-newsgroups . disabled)
4304 message-syntax-checks)
4305 message-syntax-checks))
4306 (message-this-is-news t)
4309 (message-narrow-to-headers)
4310 ;; Insert some headers.
4311 (message-generate-headers message-required-news-headers)
4312 (message-insert-canlock)
4313 ;; Let the user do all of the above.
4314 (run-hooks 'message-header-hook))
4315 ;; Note: This check will be disabled by the ".*" default value for
4316 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4317 (when (and group-field-charset
4318 (listp message-syntax-checks))
4319 (setq message-syntax-checks
4320 (cons '(valid-newsgroups . disabled)
4321 message-syntax-checks)))
4322 (message-cleanup-headers)
4323 (if (not (let ((message-post-method method))
4324 (message-check-news-syntax)))
4329 (buffer-disable-undo)
4331 (insert-buffer-substring message-encoding-buffer)
4332 ;; Remove some headers.
4334 (message-narrow-to-headers)
4335 ;; We Semi-gnus people have no use for it.
4336 ;; ;; We (re)generate the Lines header.
4337 ;; (when (memq 'Lines message-required-mail-headers)
4338 ;; (message-generate-headers '(Lines)))
4339 ;; Remove some headers.
4340 (message-remove-header message-ignored-news-headers t))
4341 (goto-char (point-max))
4342 ;; require one newline at the end.
4343 (or (= (preceding-char) ?\n)
4345 (setq result (message-maybe-split-and-send-news method)))
4346 (kill-buffer tembuf))
4347 (set-buffer message-edit-buffer)
4350 (message "Couldn't send message via news: %s"
4351 (nnheader-get-report (car method)))
4353 (push 'news message-sent-message-via)))))
4355 ;; 1997-09-29 by MORIOKA Tomohiko
4356 (defun message-send-news-with-gnus (method)
4357 (let ((case-fold-search t))
4358 ;; Remove the delimiter.
4359 (goto-char (point-min))
4361 (concat "^" (regexp-quote mail-header-separator) "\n"))
4362 (replace-match "\n")
4364 (run-hooks 'message-send-news-hook)
4365 (gnus-open-server method)
4366 (message "Sending news via %s..." (gnus-server-string method))
4367 (gnus-request-post method)
4371 ;;; Header generation & syntax checking.
4374 (defun message-check-element (type)
4375 "Return non-nil if this TYPE is not to be checked."
4376 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4378 (let ((able (assq type message-syntax-checks)))
4380 (eq (cdr able) 'disabled)))))
4382 (defun message-check-news-syntax ()
4383 "Check the syntax of the message."
4388 ;; We narrow to the headers and check them first.
4391 (message-narrow-to-headers)
4392 (message-check-news-header-syntax)))
4395 (set-buffer message-edit-buffer)
4396 (message-check-news-body-syntax))))))
4398 (defun message-check-news-header-syntax ()
4400 ;; Check Newsgroups header.
4401 (message-check 'newsgroups
4402 (let ((group (message-fetch-field "newsgroups")))
4405 (not (string-match "\\`[ \t]*\\'" group)))
4408 "The newsgroups field is empty or missing. Posting is denied.")))))
4409 ;; Check the Subject header.
4410 (message-check 'subject
4411 (let* ((case-fold-search t)
4412 (subject (message-fetch-field "subject")))
4415 (not (string-match "\\`[ \t]*\\'" subject)))
4418 "The subject field is empty or missing. Posting is denied.")))))
4419 ;; Check for commands in Subject.
4420 (message-check 'subject-cmsg
4421 (if (string-match "^cmsg " (message-fetch-field "subject"))
4423 "The control code \"cmsg\" is in the subject. Really post? ")
4425 ;; Check long header lines.
4426 (message-check 'long-header-lines
4427 (let ((start (point))
4431 (while (and (not found)
4432 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4433 (if (> (- (point) (match-beginning 0)) 998)
4435 length (- (point) (match-beginning 0)))
4436 (setq header (match-string-no-properties 1)))
4437 (setq start (match-beginning 0))
4440 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4443 ;; Check for multiple identical headers.
4444 (message-check 'multiple-headers
4446 (while (and (not found)
4447 (re-search-forward "^[^ \t:]+: " nil t))
4449 (or (re-search-forward
4454 (match-beginning 0) (- (match-end 0) 2))))
4459 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4461 ;; Check for Version and Sendsys.
4462 (message-check 'sendsys
4463 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4465 (format "The article contains a %s command. Really post? "
4466 (buffer-substring (match-beginning 0)
4467 (1- (match-end 0)))))
4469 ;; See whether we can shorten Followup-To.
4470 (message-check 'shorten-followup-to
4471 (let ((newsgroups (message-fetch-field "newsgroups"))
4472 (followup-to (message-fetch-field "followup-to"))
4474 (when (and newsgroups
4475 (string-match "," newsgroups)
4480 (setq to (completing-read
4481 "Followups to (default: no Followup-To header) "
4482 (mapcar (lambda (g) (list g))
4484 (message-tokenize-header
4486 (goto-char (point-min))
4487 (insert "Followup-To: " to "\n"))
4489 ;; Check "Shoot me".
4490 (message-check 'shoot
4491 (if (re-search-forward
4492 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4493 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4495 ;; Check for Approved.
4496 (message-check 'approved
4497 (if (re-search-forward "^Approved:" nil t)
4498 (y-or-n-p "The article contains an Approved header. Really post? ")
4500 ;; Check the Message-ID header.
4501 (message-check 'message-id
4502 (let* ((case-fold-search t)
4503 (message-id (message-fetch-field "message-id" t)))
4504 (or (not message-id)
4505 ;; Is there an @ in the ID?
4506 (and (string-match "@" message-id)
4507 ;; Is there a dot in the ID?
4508 (string-match "@[^.]*\\." message-id)
4509 ;; Does the ID end with a dot?
4510 (not (string-match "\\.>" message-id)))
4512 (format "The Message-ID looks strange: \"%s\". Really post? "
4514 ;; Check the Newsgroups & Followup-To headers.
4515 (message-check 'existing-newsgroups
4516 (let* ((case-fold-search t)
4517 (newsgroups (message-fetch-field "newsgroups"))
4518 (followup-to (message-fetch-field "followup-to"))
4519 (groups (message-tokenize-header
4521 (concat newsgroups "," followup-to)
4523 (post-method (if (message-functionp message-post-method)
4524 (funcall message-post-method)
4525 message-post-method))
4526 ;; KLUDGE to handle nnvirtual groups. Doing this right
4527 ;; would probably involve a new nnoo function.
4528 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4529 (method (if (and (consp post-method)
4530 (eq (car post-method) 'nnvirtual)
4531 gnus-message-group-art)
4532 (let ((group (car (nnvirtual-find-group-art
4533 (car gnus-message-group-art)
4534 (cdr gnus-message-group-art)))))
4535 (gnus-find-method-for-group group))
4539 (gnus-group-name-decode
4540 (gnus-group-real-name n)
4541 (gnus-group-name-charset method n)))
4542 (gnus-groups-from-server method)))
4545 (when (and (not (equal (car groups) "poster"))
4546 (not (member (car groups) known-groups))
4547 (not (member (car groups) errors)))
4548 (push (car groups) errors))
4551 ;; Gnus is not running.
4552 ((or (not (and (boundp 'gnus-active-hashtb)
4553 gnus-active-hashtb))
4554 (not (boundp 'gnus-read-active-file)))
4556 ;; We don't have all the group names.
4557 ((and (or (not gnus-read-active-file)
4558 (eq gnus-read-active-file 'some))
4562 "Really post to %s possibly unknown group%s: %s? "
4563 (if (= (length errors) 1) "this" "these")
4564 (if (= (length errors) 1) "" "s")
4565 (mapconcat 'identity errors ", "))))
4566 ;; There were no errors.
4569 ;; There are unknown groups.
4573 "Really post to %s unknown group%s: %s? "
4574 (if (= (length errors) 1) "this" "these")
4575 (if (= (length errors) 1) "" "s")
4576 (mapconcat 'identity errors ", ")))))))
4577 ;; Check continuation headers.
4578 (message-check 'continuation-headers
4579 (goto-char (point-min))
4580 (let ((do-posting t))
4581 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
4582 (if (y-or-n-p "Fix continuation lines? ")
4584 (goto-char (match-beginning 0))
4586 (unless (y-or-n-p "Send anyway? ")
4587 (setq do-posting nil))))
4589 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4590 (message-check 'valid-newsgroups
4591 (let ((case-fold-search t)
4592 (headers '("Newsgroups" "Followup-To"))
4594 (while (and headers (not error))
4595 (when (setq header (mail-fetch-field (car headers)))
4599 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4604 (not (string-match "\\.\\'\\|\\.\\." g)))
4605 (message-tokenize-header header ","))))
4612 (format "The %s header looks odd: \"%s\". Really post? "
4613 (car headers) header)))))
4614 (message-check 'repeated-newsgroups
4615 (let ((case-fold-search t)
4616 (headers '("Newsgroups" "Followup-To"))
4617 header error groups group)
4620 (when (setq header (mail-fetch-field (pop headers)))
4621 (setq groups (message-tokenize-header header ","))
4622 (while (setq group (pop groups))
4623 (when (member group groups)
4629 (format "Group %s is repeated in headers. Really post? " error)))))
4630 ;; Check the From header.
4631 (message-check 'from
4632 (let* ((case-fold-search t)
4633 (from (message-fetch-field "from"))
4637 (message "There is no From line. Posting is denied.")
4639 ((or (not (string-match
4641 (setq ad (nth 1 (mail-extract-address-components
4642 from))))) ;larsi@ifi
4643 (string-match "\\.\\." ad) ;larsi@ifi..uio
4644 (string-match "@\\." ad) ;larsi@.ifi.uio
4645 (string-match "\\.$" ad) ;larsi@ifi.uio.
4646 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4647 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4649 "Denied posting -- the From looks strange: \"%s\"." from)
4651 ((let ((addresses (rfc822-addresses from)))
4652 (while (and addresses
4653 (not (eq (string-to-char (car addresses)) ?\()))
4654 (setq addresses (cdr addresses)))
4657 "Denied posting -- bad From address: \"%s\"." from)
4660 ;; Check the Reply-To header.
4661 (message-check 'reply-to
4662 (let* ((case-fold-search t)
4663 (reply-to (message-fetch-field "reply-to"))
4668 ((string-match "," reply-to)
4670 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4672 ((or (not (string-match
4674 (setq ad (nth 1 (mail-extract-address-components
4675 reply-to))))) ;larsi@ifi
4676 (string-match "\\.\\." ad) ;larsi@ifi..uio
4677 (string-match "@\\." ad) ;larsi@.ifi.uio
4678 (string-match "\\.$" ad) ;larsi@ifi.uio.
4679 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4680 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4683 "The Reply-To looks strange: \"%s\". Really post? "
4687 (defun message-check-news-body-syntax ()
4689 ;; Check for long lines.
4690 (message-check 'long-lines
4691 (goto-char (point-min))
4693 (concat "^" (regexp-quote mail-header-separator) "$"))
4697 mime-edit-tag-regexp)
4700 (< (- (point) p) 80)))
4701 (zerop (forward-line 1))))
4705 "You have lines longer than 79 characters. Really post? ")))
4706 ;; Check whether the article is empty.
4707 (message-check 'empty
4708 (goto-char (point-min))
4710 (concat "^" (regexp-quote mail-header-separator) "$"))
4713 (goto-char (point-max))
4714 (re-search-backward message-signature-separator nil t)
4716 (or (re-search-backward "[^ \n\t]" b t)
4717 (if (message-gnksa-enable-p 'empty-article)
4718 (y-or-n-p "Empty article. Really post? ")
4719 (message "Denied posting -- Empty article.")
4721 ;; Check for control characters.
4722 (message-check 'control-chars
4723 (if (re-search-forward "[\000-\007\013\015-\032\034-\037\200-\237]" nil t)
4725 "The article contains control characters. Really post? ")
4727 ;; Check 8bit characters.
4728 (message-check '8bit
4729 (message-check-8bit))
4730 ;; Check excessive size.
4731 (message-check 'size
4732 (if (> (buffer-size) 60000)
4734 (format "The article is %d octets long. Really post? "
4737 ;; Check whether any new text has been added.
4738 (message-check 'new-text
4740 (not message-checksum)
4741 (not (eq (message-checksum) message-checksum))
4742 (if (message-gnksa-enable-p 'quoted-text-only)
4744 "It looks like no new text has been added. Really post? ")
4745 (message "Denied posting -- no new text has been added.")
4747 ;; Check the length of the signature.
4748 (message-check 'signature
4749 (goto-char (point-max))
4750 (if (> (count-lines (point) (point-max)) 5)
4753 "Your .sig is %d lines; it should be max 4. Really post? "
4754 (1- (count-lines (point) (point-max)))))
4756 ;; Ensure that text follows last quoted portion.
4757 (message-check 'quoting-style
4758 (goto-char (point-max))
4759 (let ((no-problem t))
4760 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4761 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4764 (if (message-gnksa-enable-p 'quoted-text-only)
4765 (y-or-n-p "Your text should follow quoted text. Really post? ")
4767 (goto-char (point-min))
4769 (concat "^" (regexp-quote mail-header-separator) "$"))
4770 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4771 (y-or-n-p "Your text should follow quoted text. Really post? ")
4772 (message "Denied posting -- only quoted text.")
4775 (defun message-check-mail-syntax ()
4776 "Check the syntax of the message."
4781 ;; We narrow to the headers and check them first.
4784 (message-narrow-to-headers)
4785 (message-check-mail-header-syntax)))
4788 (set-buffer message-edit-buffer)
4789 (message-check-mail-body-syntax))))))
4791 (defun message-check-mail-header-syntax ()
4794 (defun message-check-mail-body-syntax ()
4796 ;; Check 8bit characters.
4797 (message-check '8bit
4798 (message-check-8bit)
4801 (defun message-check-8bit ()
4802 "Check the article contains 8bit characters."
4804 (set-buffer message-encoding-buffer)
4805 (message-narrow-to-headers)
4806 (let* ((case-fold-search t)
4807 (field-value (message-fetch-field "content-transfer-encoding")))
4808 (if (and field-value
4809 (member (downcase field-value) message-8bit-encoding-list))
4812 (set-buffer (get-buffer-create " message syntax"))
4814 (goto-char (point-min))
4815 (set-buffer-multibyte nil)
4816 (insert-buffer-substring message-encoding-buffer)
4817 (goto-char (point-min))
4818 (if (re-search-forward "[^\x00-\x7f]" nil t)
4820 "The article contains 8bit characters. Really post? ")
4823 (defun message-checksum ()
4824 "Return a \"checksum\" for the current buffer."
4827 (goto-char (point-min))
4829 (concat "^" (regexp-quote mail-header-separator) "$"))
4831 (when (not (looking-at "[ \t\n]"))
4832 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4837 (defun message-do-fcc ()
4838 "Process Fcc headers in the current buffer."
4839 (let ((case-fold-search t)
4840 (coding-system-for-write 'raw-text)
4841 (output-coding-system 'raw-text)
4843 (mml-externalize-attachments message-fcc-externalize-attachments))
4846 (message-narrow-to-headers)
4847 (setq file (message-fetch-field "fcc" t)))
4849 (set-buffer (get-buffer-create " *message temp*"))
4851 (insert-buffer-substring message-encoding-buffer)
4853 (message-narrow-to-headers)
4854 (while (setq file (message-fetch-field "fcc"))
4856 (message-remove-header "fcc" nil t)))
4857 (goto-char (point-min))
4858 (when (re-search-forward
4859 (concat "^" (regexp-quote mail-header-separator) "$")
4861 (replace-match "" t t))
4862 ;; Process FCC operations.
4864 (setq file (pop list))
4865 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4866 ;; Pipe the article to the program in question.
4867 (call-process-region (point-min) (point-max) shell-file-name
4868 nil nil nil shell-command-switch
4869 (match-string 1 file))
4870 ;; Save the article.
4871 (setq file (expand-file-name file))
4872 (unless (file-exists-p (file-name-directory file))
4873 (make-directory (file-name-directory file) t))
4874 (if (and message-fcc-handler-function
4875 (not (eq message-fcc-handler-function 'rmail-output)))
4876 (funcall message-fcc-handler-function file)
4877 (if (and (file-readable-p file) (mail-file-babyl-p file))
4878 (rmail-output file 1 nil t)
4879 (let ((mail-use-rfc822 t))
4880 (rmail-output file 1 t t))))))
4881 (kill-buffer (current-buffer))))))
4883 (defun message-output (filename)
4884 "Append this article to Unix/babyl mail file FILENAME."
4885 (if (and (file-readable-p filename)
4886 (mail-file-babyl-p filename))
4887 (gnus-output-to-rmail filename t)
4888 (gnus-output-to-mail filename t)))
4890 (defun message-cleanup-headers ()
4891 "Do various automatic cleanups of the headers."
4892 ;; Remove empty lines in the header.
4894 (message-narrow-to-headers)
4895 ;; Remove blank lines.
4896 (while (re-search-forward "^[ \t]*\n" nil t)
4897 (replace-match "" t t))
4899 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4900 ;; spaces to comma and eliminate spaces around commas. Eliminate
4901 ;; embedded line breaks.
4902 (goto-char (point-min))
4903 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4907 (if (re-search-forward "^[^ \t]" nil t)
4911 (goto-char (point-min))
4912 (while (re-search-forward "\n[ \t]+" nil t)
4913 (replace-match " " t t)) ;No line breaks (too confusing)
4914 (goto-char (point-min))
4915 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4916 (replace-match "," t t))
4917 (goto-char (point-min))
4918 ;; Remove trailing commas.
4919 (when (re-search-forward ",+$" nil t)
4920 (replace-match "" t t))))))
4922 (defun message-make-date (&optional now)
4923 "Make a valid data header.
4924 If NOW, use that time instead."
4925 (let* ((now (or now (current-time)))
4926 (zone (nth 8 (decode-time now)))
4930 (setq zone (- zone)))
4932 ;; The day name of the %a spec is locale-specific. Pfff.
4933 (format "%s, " (capitalize (car (rassoc (nth 6 (decode-time now))
4934 parse-time-weekdays))))
4935 (format-time-string "%d" now)
4936 ;; The month name of the %b spec is locale-specific. Pfff.
4938 (capitalize (car (rassoc (nth 4 (decode-time now))
4939 parse-time-months))))
4940 (format-time-string "%Y %H:%M:%S " now)
4941 ;; We do all of this because XEmacs doesn't have the %z spec.
4942 (format "%s%02d%02d" sign (/ zone 3600) (/ (% zone 3600) 60)))))
4944 (defun message-make-followup-subject (subject)
4945 "Make a followup Subject."
4947 ((and (eq message-use-subject-re 'guess)
4948 (string-match message-subject-encoded-re-regexp subject))
4950 (message-use-subject-re
4951 (concat "Re: " (message-strip-subject-re subject)))
4954 (defun message-make-message-id ()
4955 "Make a unique Message-ID."
4956 (concat "<" (message-unique-id)
4957 (let ((psubject (save-excursion (message-fetch-field "subject")))
4959 (save-excursion (message-fetch-field "supersedes"))))
4961 (and message-reply-headers
4962 (mail-header-references message-reply-headers)
4963 (mail-header-subject message-reply-headers)
4966 (message-strip-subject-re
4967 (mail-header-subject message-reply-headers))
4968 (message-strip-subject-re psubject))))
4970 (string-match "_-_@" psupersedes)))
4972 "@" (message-make-fqdn) ">"))
4974 (defvar message-unique-id-char nil)
4976 ;; If you ever change this function, make sure the new version
4977 ;; cannot generate IDs that the old version could.
4978 ;; You might for example insert a "." somewhere (not next to another dot
4979 ;; or string boundary), or modify the "fsf" string.
4980 (defun message-unique-id ()
4981 ;; Don't use microseconds from (current-time), they may be unsupported.
4982 ;; Instead we use this randomly inited counter.
4983 (setq message-unique-id-char
4984 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4985 ;; (current-time) returns 16-bit ints,
4986 ;; and 2^16*25 just fits into 4 digits i base 36.
4988 (let ((tm (current-time)))
4990 (if (memq system-type '(ms-dos emx vax-vms))
4991 (let ((user (downcase (user-login-name))))
4992 (while (string-match "[^a-z0-9_]" user)
4993 (aset user (match-beginning 0) ?_))
4995 (message-number-base36 (user-uid) -1))
4996 (message-number-base36 (+ (car tm)
4997 (lsh (% message-unique-id-char 25) 16)) 4)
4998 (message-number-base36 (+ (nth 1 tm)
4999 (lsh (/ message-unique-id-char 25) 16)) 4)
5000 ;; Append the newsreader name, because while the generated
5001 ;; ID is unique to this newsreader, other newsreaders might
5002 ;; otherwise generate the same ID via another algorithm.
5005 (defun message-number-base36 (num len)
5010 (concat (message-number-base36 (/ num 36) (1- len))
5011 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5014 (defun message-make-organization ()
5015 "Make an Organization header."
5016 (let* ((organization
5017 (when message-user-organization
5018 (if (message-functionp message-user-organization)
5019 (funcall message-user-organization)
5020 message-user-organization))))
5022 (message-set-work-buffer)
5023 (cond ((stringp organization)
5024 (insert organization))
5025 ((and (eq t organization)
5026 message-user-organization-file
5027 (file-exists-p message-user-organization-file))
5028 (insert-file-contents message-user-organization-file)))
5029 (goto-char (point-min))
5030 (while (re-search-forward "[\t\n]+" nil t)
5031 (replace-match "" t t))
5032 (unless (zerop (buffer-size))
5035 (defun message-make-lines ()
5036 "Count the number of lines and return numeric string."
5041 (int-to-string (count-lines (point) (point-max))))))
5043 (defun message-make-references ()
5044 "Return the References header for this message."
5045 (when message-reply-headers
5046 (let ((message-id (mail-header-message-id message-reply-headers))
5047 (references (mail-header-references message-reply-headers))
5049 (if (or references message-id)
5050 (concat (or references "") (and references " ")
5054 (defun message-make-in-reply-to ()
5055 "Return the In-Reply-To header for this message."
5056 (when message-reply-headers
5057 (let ((from (mail-header-from message-reply-headers))
5058 (date (mail-header-date message-reply-headers))
5059 (msg-id (mail-header-message-id message-reply-headers)))
5061 (let ((name (std11-extract-address-components from)))
5062 (concat msg-id (if msg-id " (")
5066 (if (or (not date) (string= date ""))
5067 "(unknown date)" date)
5068 "\"" (if msg-id ")")))))))
5070 (defun message-make-distribution ()
5071 "Make a Distribution header."
5072 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5073 (cond ((message-functionp message-distribution-function)
5074 (funcall message-distribution-function))
5075 (t orig-distribution))))
5077 (defun message-make-expires ()
5078 "Return an Expires header based on `message-expires'."
5079 (let ((current (current-time))
5080 (future (* 1.0 message-expires 60 60 24)))
5081 ;; Add the future to current.
5082 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5083 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5084 (message-make-date current)))
5086 (defun message-make-path ()
5088 (let ((login-name (user-login-name)))
5089 (cond ((null message-user-path)
5090 (concat (system-name) "!" login-name))
5091 ((stringp message-user-path)
5092 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5093 (concat message-user-path "!" login-name))
5096 (defun message-make-from ()
5097 "Make a From header."
5098 (let* ((style message-from-style)
5099 (login (message-make-address))
5101 (or (and (boundp 'user-full-name)
5104 (when (string= fullname "&")
5105 (setq fullname (user-login-name)))
5107 (message-set-work-buffer)
5110 (equal fullname ""))
5112 ((or (eq style 'angles)
5113 (and (not (eq style 'parens))
5114 ;; Use angles if no quoting is needed, or if parens would
5115 ;; need quoting too.
5116 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5117 (let ((tmp (concat fullname nil)))
5118 (while (string-match "([^()]*)" tmp)
5119 (aset tmp (match-beginning 0) ?-)
5120 (aset tmp (1- (match-end 0)) ?-))
5121 (string-match "[\\()]" tmp)))))
5123 (insert " <" login ">"))
5124 (t ; 'parens or default
5126 (let ((fullname-start (point)))
5128 (goto-char fullname-start)
5129 ;; RFC 822 says \ and nonmatching parentheses
5130 ;; must be escaped in comments.
5131 ;; Escape every instance of ()\ ...
5132 (while (re-search-forward "[()\\]" nil 1)
5133 (replace-match "\\\\\\&" t))
5134 ;; ... then undo escaping of matching parentheses,
5135 ;; including matching nested parentheses.
5136 (goto-char fullname-start)
5137 (while (re-search-forward
5138 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5140 (replace-match "\\1(\\3)" t)
5141 (goto-char fullname-start)))
5145 (defun message-make-sender ()
5146 "Return the \"real\" user address.
5147 This function tries to ignore all user modifications, and
5148 give as trustworthy answer as possible."
5149 (concat (user-login-name) "@" (system-name)))
5151 (defun message-make-address ()
5152 "Make the address of the user."
5153 (or (message-user-mail-address)
5154 (concat (user-login-name) "@" (message-make-domain))))
5156 (defun message-user-mail-address ()
5157 "Return the pertinent part of `user-mail-address'."
5158 (when (and user-mail-address
5159 (string-match "@.*\\." user-mail-address))
5160 (if (string-match " " user-mail-address)
5161 (nth 1 (std11-extract-address-components user-mail-address))
5162 user-mail-address)))
5164 (defun message-sendmail-envelope-from ()
5165 "Return the envelope from."
5166 (cond ((eq message-sendmail-envelope-from 'header)
5167 (nth 1 (mail-extract-address-components
5168 (message-fetch-field "from"))))
5169 ((stringp message-sendmail-envelope-from)
5170 message-sendmail-envelope-from)
5172 (message-make-address))))
5174 (defun message-make-fqdn ()
5175 "Return user's fully qualified domain name."
5176 (let* ((system-name (system-name))
5177 (user-mail (message-user-mail-address))
5180 (string-match "@\\(.*\\)\\'" user-mail))
5181 (match-string 1 user-mail))))
5183 ((and message-user-fqdn
5184 (stringp message-user-fqdn)
5185 (string-match message-valid-fqdn-regexp message-user-fqdn)
5186 (not (string-match message-bogus-system-names message-user-fqdn)))
5188 ;; `message-user-fqdn' seems to be valid
5189 ((and (string-match message-valid-fqdn-regexp system-name)
5190 (not (string-match message-bogus-system-names system-name)))
5191 ;; `system-name' returned the right result.
5193 ;; Try `mail-host-address'.
5194 ((and (boundp 'mail-host-address)
5195 (stringp mail-host-address)
5196 (string-match message-valid-fqdn-regexp mail-host-address)
5197 (not (string-match message-bogus-system-names mail-host-address)))
5199 ;; We try `user-mail-address' as a backup.
5201 (stringp user-domain)
5202 (string-match message-valid-fqdn-regexp user-domain)
5203 (not (string-match message-bogus-system-names user-domain)))
5205 ;; Default to this bogus thing.
5207 (concat system-name ".i-did-not-set--mail-host-address--so-tickle-me")))))
5209 (defun message-make-host-name ()
5210 "Return the name of the host."
5211 (let ((fqdn (message-make-fqdn)))
5212 (string-match "^[^.]+\\." fqdn)
5213 (substring fqdn 0 (1- (match-end 0)))))
5215 (defun message-make-domain ()
5216 "Return the domain name."
5217 (or mail-host-address
5218 (message-make-fqdn)))
5220 (defun message-to-list-only ()
5221 "Send a message to the list only.
5222 Remove all addresses but the list address from To and Cc headers."
5224 (let ((listaddr (message-make-mail-followup-to t)))
5227 (message-remove-header "to")
5228 (message-remove-header "cc")
5229 (message-position-on-field "To" "X-Draft-From")
5230 (insert listaddr)))))
5232 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5233 "Return the Mail-Followup-To header.
5234 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5235 subscribed address (and not the additional To and Cc header contents)."
5236 (let* ((case-fold-search t)
5237 (to (message-fetch-field "To"))
5238 (cc (message-fetch-field "cc"))
5239 (msg-recipients (concat to (and to cc ", ") cc))
5241 (mapcar 'mail-strip-quoted-names
5242 (message-tokenize-header msg-recipients)))
5244 (if message-subscribed-address-file
5245 (let (begin end item re)
5248 (insert-file-contents message-subscribed-address-file)
5250 (setq begin (point))
5253 (if (bolp) (setq end (1- end)))
5254 (setq item (regexp-quote (buffer-substring begin end)))
5255 (if re (setq re (concat re "\\|" item))
5256 (setq re (concat "\\`\\(" item))))
5257 (and re (list (concat re "\\)\\'"))))))))
5258 (mft-regexps (apply 'append message-subscribed-regexps
5259 (mapcar 'regexp-quote
5260 message-subscribed-addresses)
5263 message-subscribed-address-functions))))
5265 (let ((subscribed-lists nil)
5267 (loop for recipient in recipients
5268 when (loop for regexp in mft-regexps
5269 when (string-match regexp recipient) return t)
5272 (if only-show-subscribed
5274 msg-recipients))))))
5276 ;; Dummy to avoid byte-compile warning.
5277 (defvar mule-version)
5278 (defvar emacs-beta-version)
5279 (defvar xemacs-codename)
5280 (defvar gnus-inviolable-extended-version)
5282 (defun message-make-user-agent ()
5283 "Return user-agent info if the value `message-user-agent' is non-nil. If the
5284 \"User-Agent\" field has already exist, it's value will be added in the return
5286 (when message-user-agent
5288 (goto-char (point-min))
5289 (let ((case-fold-search t)
5290 user-agent start p end)
5291 (if (re-search-forward
5292 (concat "^User-Agent:[\t ]*\\("
5293 (regexp-quote gnus-product-name)
5294 "/[0-9.]+\\([ \t\r\n]*([^)]+)\\)*\\)?[\t ]*")
5297 (setq start (match-beginning 0)
5299 end (std11-field-end)
5300 user-agent (buffer-substring-no-properties p end))
5301 (delete-region start (1+ end))
5302 (concat message-user-agent " " user-agent))
5303 message-user-agent)))))
5305 (defun message-idna-inside-rhs-p ()
5306 "Return t iff point is inside a RHS (heuristically).
5307 Only works properly if header contains mailbox-list or address-list.
5308 I.e., calling it on a Subject: header is useless."
5310 (narrow-to-region (save-excursion (or (re-search-backward "^[^ \t]" nil t)
5312 (save-excursion (or (re-search-forward "^[^ \t]" nil t)
5314 (if (re-search-backward "[\\\n\r\t ]"
5315 (save-excursion (search-backward "@" nil t)) t)
5316 ;; whitespace between @ and point
5318 (let ((dquote 1) (paren 1))
5319 (while (save-excursion (re-search-backward "[^\\]\"" nil t dquote))
5321 (while (save-excursion (re-search-backward "[^\\]\(" nil t paren))
5323 (and (= (% dquote 2) 1) (= (% paren 2) 1))))))
5325 (autoload 'idna-to-ascii "idna")
5327 (defun message-idna-to-ascii-rhs-1 (header)
5328 "Interactively potentially IDNA encode domain names in HEADER."
5329 (let (rhs ace start startpos endpos ovl)
5330 (goto-char (point-min))
5331 (while (re-search-forward (concat "^" header) nil t)
5332 (while (re-search-forward "@\\([^ \t\r\n>]+\\)"
5334 (re-search-forward "^[^ \t]" nil t))
5337 (setq rhs (match-string-no-properties 1)
5338 startpos (match-beginning 1)
5339 endpos (match-end 1))
5340 (when (save-match-data
5341 (and (message-idna-inside-rhs-p)
5342 (setq ace (idna-to-ascii rhs))
5343 (not (string= rhs ace))
5344 (if (eq message-use-idna 'ask)
5347 (setq ovl (message-make-overlay startpos
5349 (message-overlay-put ovl 'face 'highlight)
5351 (format "Replace with `%s'? " ace)))
5353 (message-delete-overlay ovl))
5355 (replace-match (concat "@" ace)))))))
5357 (defun message-idna-to-ascii-rhs ()
5358 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5359 See `message-idna-encode'."
5361 (when message-use-idna
5364 (message-narrow-to-head)
5365 (message-idna-to-ascii-rhs-1 "From")
5366 (message-idna-to-ascii-rhs-1 "To")
5367 (message-idna-to-ascii-rhs-1 "Cc")))))
5369 (defun message-generate-headers (headers)
5370 "Prepare article HEADERS.
5371 Headers already prepared in the buffer are not modified."
5372 (setq headers (append headers message-required-headers))
5374 (message-narrow-to-headers)
5375 (let* ((Date (message-make-date))
5376 (Message-ID (message-make-message-id))
5377 (Organization (message-make-organization))
5378 (From (message-make-from))
5379 (Path (message-make-path))
5382 (In-Reply-To (message-make-in-reply-to))
5383 (References (message-make-references))
5385 (Distribution (message-make-distribution))
5386 (Lines (message-make-lines))
5387 (User-Agent (message-make-user-agent))
5388 (Expires (message-make-expires))
5389 (case-fold-search t)
5392 ;; First we remove any old generated headers.
5393 (let ((headers message-deletable-headers))
5394 (unless (buffer-modified-p)
5395 (setq headers (delq 'Message-ID (copy-sequence headers))))
5397 (goto-char (point-min))
5398 (and (re-search-forward
5399 (concat "^" (symbol-name (car headers)) ": *") nil t)
5400 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5401 (message-delete-line))
5403 ;; Go through all the required headers and see if they are in the
5404 ;; articles already. If they are not, or are empty, they are
5405 ;; inserted automatically - except for Subject, Newsgroups and
5408 (goto-char (point-min))
5409 (setq elem (pop headers))
5411 (if (eq (car elem) 'optional)
5412 (setq header (cdr elem)
5414 (setq header (car elem)))
5416 (when (or (not (re-search-forward
5420 (if (stringp header)
5422 (symbol-name header))))
5426 ;; The header was found. We insert a space after the
5427 ;; colon, if there is none.
5428 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5429 ;; Find out whether the header is empty.
5430 (looking-at "[ \t]*\n[^ \t]")))
5431 ;; So we find out what value we should insert.
5435 (eq (car elem) 'optional))
5436 ;; This is an optional header. If the cdr of this
5437 ;; is something that is nil, then we do not insert
5439 (setq header (cdr elem))
5440 (or (and (message-functionp (cdr elem))
5441 (funcall (cdr elem)))
5442 (and (boundp (cdr elem))
5443 (symbol-value (cdr elem)))))
5445 ;; The element is a cons. Either the cdr is a
5446 ;; string to be inserted verbatim, or it is a
5447 ;; function, and we insert the value returned from
5449 (or (and (stringp (cdr elem))
5451 (and (message-functionp (cdr elem))
5452 (funcall (cdr elem)))))
5453 ((and (boundp header)
5454 (symbol-value header))
5455 ;; The element is a symbol. We insert the value
5456 ;; of this symbol, if any.
5457 (symbol-value header))
5458 ((not (message-check-element header))
5459 ;; We couldn't generate a value for this header,
5460 ;; so we just ask the user.
5461 (read-from-minibuffer
5462 (format "Empty header for %s; enter value: " header)))))
5463 ;; Finally insert the header.
5465 (not (equal value "")))
5469 ;; This header didn't exist, so we insert it.
5470 (goto-char (point-max))
5472 (cdr (assq header message-header-format-alist))))
5474 (funcall formatter header value)
5475 (insert (if (stringp header)
5476 header (symbol-name header))
5478 ;; We check whether the value was ended by a
5479 ;; newline. If now, we insert one.
5483 ;; The value of this header was empty, so we clear
5484 ;; totally and insert the new value.
5485 (delete-region (point) (gnus-point-at-eol))
5486 ;; If the header is optional, and the header was
5487 ;; empty, we can't insert it anyway.
5492 ;; Add the deletable property to the headers that require it.
5493 (and (memq header message-deletable-headers)
5494 (progn (beginning-of-line) (looking-at "[^:]+: "))
5495 (add-text-properties
5496 (point) (match-end 0)
5497 '(message-deletable t face italic) (current-buffer)))))))
5498 ;; Insert new Sender if the From is strange.
5499 (let ((from (message-fetch-field "from"))
5500 (sender (message-fetch-field "sender"))
5501 (secure-sender (message-make-sender)))
5503 (not (message-check-element 'sender))
5506 (cadr (std11-extract-address-components from)))
5507 (downcase secure-sender)))
5512 (cadr (std11-extract-address-components sender)))
5513 (downcase secure-sender)))))
5514 (goto-char (point-min))
5515 ;; Rename any old Sender headers to Original-Sender.
5516 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5518 (insert "Original-")
5519 (beginning-of-line))
5520 (when (or (message-news-p)
5521 (string-match "@.+\\.." secure-sender))
5522 (insert "Sender: " secure-sender "\n"))))
5524 (message-idna-to-ascii-rhs))))
5526 (defun message-insert-courtesy-copy ()
5527 "Insert a courtesy message in mail copies of combined messages."
5531 (message-narrow-to-headers)
5532 (when (setq newsgroups (message-fetch-field "newsgroups"))
5533 (goto-char (point-max))
5534 (insert "Posted-To: " newsgroups "\n")))
5536 (when message-courtesy-message
5538 ((string-match "%s" message-courtesy-message)
5539 (insert (format message-courtesy-message newsgroups)))
5541 (insert message-courtesy-message)))))))
5544 ;;; Setting up a message buffer
5547 (defun message-fill-address (header value)
5549 (narrow-to-region (point) (point))
5550 (insert (capitalize (symbol-name header))
5552 (if (consp value) (car value) value)
5554 (narrow-to-region (point-min) (1- (point-max)))
5556 (goto-char (point-min))
5558 (skip-chars-forward "^,\"" (point-max))
5559 (if (or (eq (char-after) ?,)
5562 (if (and (> (current-column) 78)
5566 (looking-at "[ \t]*")
5567 (replace-match "\n " t t)))
5568 (setq last (1+ (point))))
5569 (setq quoted (not quoted)))
5572 (goto-char (point-max))
5576 (defun message-fill-references (header value)
5577 (insert (capitalize (symbol-name header))
5579 (std11-fill-msg-id-list-string
5580 (if (consp value) (car value) value))
5583 (defun message-split-line ()
5584 "Split current line, moving portion beyond point vertically down.
5585 If the current line has `message-yank-prefix', insert it on the new line."
5588 (split-line message-yank-prefix) ;; Emacs 21.3.50+ supports arg.
5593 (defun message-fill-header (header value)
5594 (let ((begin (point))
5597 (insert (capitalize (symbol-name header))
5599 (if (consp value) (car value) value)
5602 (narrow-to-region begin (point))
5603 (fill-region-as-paragraph begin (point))
5604 ;; Tapdance around looong Message-IDs.
5606 (when (looking-at "[ \t]*$")
5607 (message-delete-line))
5609 (re-search-forward ":" nil t)
5610 (when (looking-at "\n[ \t]+")
5611 (replace-match " " t t))
5612 (goto-char (point-max)))))
5614 (defun message-shorten-1 (list cut surplus)
5615 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5616 (setcdr (nthcdr (- cut 2) list)
5617 (nthcdr (+ (- cut 2) surplus 1) list)))
5619 (defun message-shorten-references (header references)
5620 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5621 If folding is disallowed, also check that the REFERENCES are less
5622 than 988 characters long, and if they are not, trim them until they are."
5629 (goto-char (point-min))
5630 ;; Cons a list of valid references.
5631 (while (re-search-forward "<[^>]+>" nil t)
5632 (push (match-string 0) refs))
5633 (setq refs (nreverse refs)
5634 count (length refs)))
5636 ;; If the list has more than MAXCOUNT elements, trim it by
5637 ;; removing the CUTth element and the required number of
5638 ;; elements that follow.
5639 (when (> count maxcount)
5640 (let ((surplus (- count maxcount)))
5641 (message-shorten-1 refs cut surplus)
5642 (decf count surplus)))
5644 ;; If folding is disallowed, make sure the total length (including
5645 ;; the spaces between) will be less than MAXSIZE characters.
5647 ;; Only disallow folding for News messages. At this point the headers
5648 ;; have not been generated, thus we use message-this-is-news directly.
5649 (when (and message-this-is-news message-cater-to-broken-inn)
5651 (totalsize (+ (apply #'+ (mapcar #'length refs))
5654 (ptr (nthcdr (1- cut) refs)))
5655 ;; Decide how many elements to cut off...
5656 (while (> totalsize maxsize)
5657 (decf totalsize (1+ (length (car ptr))))
5659 (setq ptr (cdr ptr)))
5662 (message-shorten-1 refs cut surplus))))
5664 ;; Finally, collect the references back into a string and insert
5665 ;; it into the buffer.
5666 (let ((refstring (mapconcat #'identity refs " ")))
5667 (if (and message-this-is-news message-cater-to-broken-inn)
5668 (insert (capitalize (symbol-name header)) ": "
5670 (message-fill-header header refstring)))))
5672 (defun message-position-point ()
5673 "Move point to where the user probably wants to find it."
5674 (message-narrow-to-headers)
5676 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5677 (search-backward ":" )
5680 (if (eq (char-after) ? )
5684 (goto-char (point-max))
5687 (unless (looking-at "$")
5691 (defcustom message-beginning-of-line t
5692 "Whether C-a goes to beginning of header values."
5693 :group 'message-buffers
5696 (defun message-beginning-of-line (&optional n)
5697 "Move point to beginning of header value or to beginning of line."
5699 (let ((zrs 'zmacs-region-stays))
5700 (when (and (interactive-p) (boundp zrs))
5702 (if (and message-beginning-of-line
5703 (message-point-in-header-p))
5704 (let* ((here (point))
5705 (bol (progn (beginning-of-line n) (point)))
5706 (eol (gnus-point-at-eol))
5707 (eoh (re-search-forward ": *" eol t)))
5708 (if (or (not eoh) (equal here eoh))
5711 (beginning-of-line n)))
5713 (defun message-buffer-name (type &optional to group)
5714 "Return a new (unique) buffer name based on TYPE and TO."
5716 ;; Generate a new buffer name The Message Way.
5717 ((eq message-generate-new-buffers 'unique)
5718 (generate-new-buffer-name
5722 (or (car (std11-extract-address-components to))
5725 (if (and group (not (string= group ""))) (concat " on " group) "")
5727 ;; Check whether `message-generate-new-buffers' is a function,
5728 ;; and if so, call it.
5729 ((message-functionp message-generate-new-buffers)
5730 (funcall message-generate-new-buffers type to group))
5731 ((eq message-generate-new-buffers 'unsent)
5732 (generate-new-buffer-name
5733 (concat "*unsent " type
5736 (or (car (mail-extract-address-components to))
5739 (if (and group (not (string= group ""))) (concat " on " group) "")
5741 ;; Use standard name.
5743 (format "*%s message*" type))))
5745 (defmacro message-pop-to-buffer-1 (buffer)
5747 (let (special-display-buffer-names
5748 special-display-regexps
5749 same-window-buffer-names
5750 same-window-regexps)
5751 (pop-to-buffer ,buffer))
5752 (pop-to-buffer ,buffer)))
5754 (defun message-pop-to-buffer (name)
5755 "Pop to buffer NAME, and warn if it already exists and is modified."
5756 (let ((buffer (get-buffer name))
5757 (pop-up-frames (and (or (static-if (featurep 'xemacs)
5758 (device-on-window-system-p)
5760 (>= emacs-major-version 20))
5761 message-use-multi-frames)))
5763 (buffer-name buffer))
5765 (message-pop-to-buffer-1 buffer)
5766 (when (and (buffer-modified-p)
5768 "Message already being composed; erase? ")))
5769 (error "Message being composed")))
5770 (message-pop-to-buffer-1 name))
5774 (set (make-local-variable 'message-original-frame) (selected-frame)))))
5776 (defun message-do-send-housekeeping ()
5777 "Kill old message buffers."
5778 ;; We might have sent this buffer already. Delete it from the
5780 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
5781 (while (and message-max-buffers
5783 (>= (length message-buffer-list) message-max-buffers))
5784 ;; Kill the oldest buffer -- unless it has been changed.
5785 (let ((buffer (pop message-buffer-list)))
5786 (when (and (buffer-name buffer)
5787 (not (buffer-modified-p buffer)))
5788 (kill-buffer buffer))))
5789 ;; Rename the buffer.
5790 (if message-send-rename-function
5791 (funcall message-send-rename-function)
5792 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
5794 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
5796 (let ((name (match-string 2 (buffer-name)))
5798 (if (not (or (null name)
5799 (string-equal name "mail")
5800 (string-equal name "posting")))
5801 (setq name (concat "*sent " name "*"))
5802 (message-narrow-to-headers)
5803 (setq to (message-fetch-field "to"))
5804 (setq group (message-fetch-field "newsgroups"))
5808 (to (concat "*sent mail to "
5809 (or (car (mail-extract-address-components to))
5811 ((and group (not (string= group "")))
5812 (concat "*sent posting on " group "*"))
5813 (t "*sent mail*"))))
5814 (unless (string-equal name (buffer-name))
5815 (rename-buffer name t)))))
5816 ;; Push the current buffer onto the list.
5817 (when message-max-buffers
5818 (setq message-buffer-list
5819 (nconc message-buffer-list (list (current-buffer))))))
5821 (defun message-mail-user-agent ()
5823 ((not message-mail-user-agent) nil)
5824 ((eq message-mail-user-agent t) mail-user-agent)
5825 (t message-mail-user-agent))))
5826 (if (memq mua '(message-user-agent gnus-user-agent))
5830 (defun message-setup (headers &optional replybuffer actions switch-function)
5831 (let ((mua (message-mail-user-agent))
5832 subject to field yank-action)
5833 (if (not (and message-this-is-mail mua))
5834 (message-setup-1 headers replybuffer actions)
5836 (setq yank-action (list 'insert-buffer replybuffer)))
5837 (setq headers (copy-sequence headers))
5838 (setq field (assq 'Subject headers))
5840 (setq subject (cdr field))
5841 (setq headers (delq field headers)))
5842 (setq field (assq 'To headers))
5844 (setq to (cdr field))
5845 (setq headers (delq field headers)))
5846 (let ((mail-user-agent mua))
5847 (compose-mail to subject
5848 (mapcar (lambda (item)
5850 (format "%s" (car item))
5853 nil switch-function yank-action actions)))))
5855 (defun message-headers-to-generate (headers included-headers excluded-headers)
5856 "Return a list that includes all headers from HEADERS.
5857 If INCLUDED-HEADERS is a list, just include those headers. If if is
5858 t, include all headers. In any case, headers from EXCLUDED-HEADERS
5862 (dolist (header headers)
5863 (setq header-name (cond
5864 ((and (consp header)
5865 (eq (car header) 'optional))
5866 ;; On the form (optional . Header)
5869 ;; On the form (Header . function)
5874 (when (and (not (memq header-name excluded-headers))
5875 (or (eq included-headers t)
5876 (memq header-name included-headers)))
5877 (push header result)))
5880 (defun message-setup-1 (headers &optional replybuffer actions)
5881 (dolist (action actions)
5883 (add-to-list 'message-send-actions
5884 `(apply ',(car action) ',(cdr action)))))
5885 (setq message-reply-buffer
5886 (or (message-get-parameter 'reply-buffer)
5888 (goto-char (point-min))
5889 ;; Insert all the headers.
5892 (alist message-header-format-alist))
5894 (unless (assq (caar h) message-header-format-alist)
5895 (push (list (caar h)) alist))
5899 (delete-region (point) (progn (forward-line -1) (point)))
5900 (when message-default-headers
5901 (insert message-default-headers)
5902 (or (bolp) (insert ?\n)))
5906 (insert mail-header-separator "\n")
5910 (when (message-news-p)
5911 (when message-default-news-headers
5912 (insert message-default-news-headers)
5913 (or (bolp) (insert ?\n)))
5914 (when message-generate-headers-first
5915 (message-generate-headers
5916 (message-headers-to-generate
5917 (append message-required-news-headers
5918 message-required-headers)
5919 message-generate-headers-first
5920 '(Lines Subject)))))
5921 (when (message-mail-p)
5922 (when message-default-mail-headers
5923 (insert message-default-mail-headers)
5924 (or (bolp) (insert ?\n)))
5925 (when message-generate-headers-first
5926 (message-generate-headers
5927 (message-headers-to-generate
5928 (append message-required-mail-headers
5929 message-required-headers)
5930 message-generate-headers-first
5931 '(Lines Subject)))))
5932 (run-hooks 'message-signature-setup-hook)
5933 (message-insert-signature)
5935 (message-narrow-to-headers)
5936 (if (and replybuffer
5937 message-alternative-emails)
5938 (message-use-alternative-email-as-from))
5939 (run-hooks 'message-header-setup-hook))
5940 (set-buffer-modified-p nil)
5941 (setq buffer-undo-list nil)
5942 (run-hooks 'message-setup-hook)
5943 (message-position-point)
5946 (defun message-set-auto-save-file-name ()
5947 "Associate the message buffer with a file in the drafts directory."
5948 (when message-auto-save-directory
5949 (unless (file-directory-p
5950 (directory-file-name message-auto-save-directory))
5951 (make-directory message-auto-save-directory t))
5953 (setq message-draft-article
5954 (nndraft-request-associate-buffer "drafts"))
5955 (setq buffer-file-name (expand-file-name
5956 (if (memq system-type
5957 '(ms-dos ms-windows windows-nt
5958 cygwin cygwin32 win32 w32
5962 message-auto-save-directory))
5963 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5964 (clear-visited-file-modtime)
5965 (static-if (boundp 'MULE)
5966 (set-file-coding-system message-draft-coding-system)
5967 (setq buffer-file-coding-system message-draft-coding-system))))
5969 (defun message-disassociate-draft ()
5970 "Disassociate the message buffer from the drafts directory."
5971 (when message-draft-article
5972 (nndraft-request-expire-articles
5973 (list message-draft-article) "drafts" nil t)))
5975 (defun message-insert-headers ()
5976 "Generate the headers for the article."
5980 (message-narrow-to-headers)
5981 (when (message-news-p)
5982 (message-generate-headers
5985 (copy-sequence message-required-news-headers)))))
5986 (when (message-mail-p)
5987 (message-generate-headers
5990 (copy-sequence message-required-mail-headers))))))))
5995 ;;; Commands for interfacing with message
5999 (defun message-mail (&optional to subject
6000 other-headers continue switch-function
6001 yank-action send-actions)
6002 "Start editing a mail message to be sent.
6003 OTHER-HEADERS is an alist of header/value pairs."
6005 (let ((message-this-is-mail t) replybuffer)
6006 (unless (message-mail-user-agent)
6007 (message-pop-to-buffer (message-buffer-name "mail" to)))
6008 ;; FIXME: message-mail should do something if YANK-ACTION is not
6010 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
6011 (setq replybuffer (nth 1 yank-action)))
6014 `((To . ,(or to "")) (Subject . ,(or subject "")))
6015 (when other-headers other-headers))
6016 replybuffer send-actions)
6017 ;; FIXME: Should return nil if failure.
6021 (defun message-news (&optional newsgroups subject)
6022 "Start editing a news article to be sent."
6024 (let ((message-this-is-news t))
6025 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6026 (message-setup `((Newsgroups . ,(or newsgroups ""))
6027 (Subject . ,(or subject ""))))))
6029 (defun message-get-reply-headers (wide &optional to-address address-headers)
6030 (let (follow-to mct never-mct to cc author mft recipients)
6031 ;; Find all relevant headers we need.
6032 (let ((mrt (when message-use-mail-reply-to
6033 (message-fetch-field "mail-reply-to")))
6034 (reply-to (message-fetch-field "reply-to")))
6035 (setq to (message-fetch-field "to")
6036 cc (message-fetch-field "cc")
6037 mct (when message-use-mail-copies-to
6038 (message-fetch-field "mail-copies-to"))
6041 (message-fetch-field "from")
6043 mft (when (and (not (or to-address mrt reply-to))
6044 message-use-mail-followup-to)
6045 (message-fetch-field "mail-followup-to"))))
6048 ;; Handle special values of Mail-Copies-To.
6050 (cond ((or (equal (downcase mct) "never")
6051 (equal (downcase mct) "nobody"))
6052 (when (or (not (eq message-use-mail-copies-to 'ask))
6054 (concat "Obey Mail-Copies-To: never? ") t "\
6055 You should normally obey the Mail-Copies-To: header.
6057 `Mail-Copies-To: " mct "'
6058 directs you not to send your response to the author."))
6061 ((or (equal (downcase mct) "always")
6062 (equal (downcase mct) "poster"))
6063 (if (or (not (eq message-use-mail-copies-to 'ask))
6065 (concat "Obey Mail-Copies-To: always? ") t "\
6066 You should normally obey the Mail-Copies-To: header.
6068 `Mail-Copies-To: " mct "'
6069 sends a copy of your response to the author."))
6072 ((and (eq message-use-mail-copies-to 'ask)
6073 (not (message-y-or-n-p
6074 (concat "Obey Mail-Copies-To: " mct " ? ") t "\
6075 You should normally obey the Mail-Copies-To: header.
6077 `Mail-Copies-To: " mct "'
6078 sends a copy of your response to " (if (string-match "," mct)
6079 "the specified addresses"
6080 "that address") ".")))
6083 ;; Build (textual) list of new recipient addresses.
6086 (setq recipients (concat ", " author)))
6088 (dolist (header address-headers)
6089 (let ((value (message-fetch-field header)))
6091 (setq recipients (concat recipients ", " value))))))
6093 (string-match "[^ \t,]" mft)
6094 (or (not (eq message-use-mail-followup-to 'ask))
6095 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6096 You should normally obey the Mail-Followup-To: header. In this
6097 article, it has the value of
6101 which directs your response to " (if (string-match "," mft)
6102 "the specified addresses"
6103 "that address only") ".
6105 Most commonly, Mail-Followup-To is used by a mailing list poster to
6106 express that responses should be sent to just the list, and not the
6109 If a message is posted to several mailing lists, Mail-Followup-To may
6110 also be used to direct the following discussion to one list only,
6111 because discussions that are spread over several lists tend to be
6112 fragmented and very difficult to follow.
6114 Also, some source/announcement lists are not intended for discussion;
6115 responses here are directed to other addresses.")))
6116 (setq recipients (concat ", " mft)))
6118 (setq recipients (concat ", " to-address))
6119 ;; If the author explicitly asked for a copy, we don't deny it to them.
6120 (if mct (setq recipients (concat recipients ", " mct))))
6122 (setq recipients (if never-mct "" (concat ", " author)))
6123 (if to (setq recipients (concat recipients ", " to)))
6124 (if cc (setq recipients (concat recipients ", " cc)))
6125 (if mct (setq recipients (concat recipients ", " mct)))))
6126 (if (>= (length recipients) 2)
6127 ;; Strip the leading ", ".
6128 (setq recipients (substring recipients 2)))
6129 ;; Squeeze whitespace.
6130 (while (string-match "[ \t][ \t]+" recipients)
6131 (setq recipients (replace-match " " t t recipients)))
6132 ;; Remove addresses that match `rmail-dont-reply-to-names'.
6133 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
6134 (setq recipients (rmail-dont-reply-to recipients)))
6135 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6136 (if (string-equal recipients "")
6137 (setq recipients author))
6138 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6142 (cons (downcase (mail-strip-quoted-names addr)) addr))
6143 (message-tokenize-header recipients)))
6144 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
6145 (let ((s recipients))
6147 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
6149 ;; Remove hierarchical lists that are contained within each other,
6150 ;; if message-hierarchical-addresses is defined.
6151 (when message-hierarchical-addresses
6152 (let ((plain-addrs (mapcar 'car recipients))
6155 (setq subaddrs (assoc (car plain-addrs)
6156 message-hierarchical-addresses)
6157 plain-addrs (cdr plain-addrs))
6159 (setq subaddrs (cdr subaddrs))
6161 (setq recip (assoc (car subaddrs) recipients)
6162 subaddrs (cdr subaddrs))
6164 (setq recipients (delq recip recipients))))))))
6166 ;; Build the header alist. Allow the user to be asked whether
6167 ;; or not to reply to all recipients in a wide reply.
6168 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6169 (when (and recipients
6170 (or (not message-wide-reply-confirm-recipients)
6171 (y-or-n-p "Reply to all recipients? ")))
6172 (setq recipients (mapconcat
6173 (lambda (addr) (cdr addr)) recipients ", "))
6174 (if (string-match "^ +" recipients)
6175 (setq recipients (substring recipients (match-end 0))))
6176 (push (cons 'Cc recipients) follow-to)))
6180 (defun message-reply (&optional to-address wide)
6181 "Start editing a reply to the article in the current buffer."
6183 (require 'gnus-sum) ; for gnus-list-identifiers
6184 (let ((cur (current-buffer))
6186 references message-id follow-to
6187 (inhibit-point-motion-hooks t)
6188 (message-this-is-mail t)
6189 gnus-warning in-reply-to)
6191 (message-narrow-to-head-1)
6192 ;; Allow customizations to have their say.
6194 ;; This is a regular reply.
6195 (when (message-functionp message-reply-to-function)
6197 (setq follow-to (funcall message-reply-to-function))))
6198 ;; This is a followup.
6199 (when (message-functionp message-wide-reply-to-function)
6202 (funcall message-wide-reply-to-function)))))
6203 (setq message-id (message-fetch-field "message-id" t)
6204 references (message-fetch-field "references")
6205 date (message-fetch-field "date")
6206 from (message-fetch-field "from")
6207 subject (or (message-fetch-field "subject") "none"))
6208 (when gnus-list-identifiers
6209 (setq subject (message-strip-list-identifiers subject)))
6210 (setq subject (message-make-followup-subject subject))
6211 (when message-subject-trailing-was-query
6212 (setq subject (message-strip-subject-trailing-was subject)))
6214 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6215 (string-match "<[^>]+>" gnus-warning))
6216 (setq message-id (match-string 0 gnus-warning)))
6219 (setq follow-to (message-get-reply-headers wide to-address)))
6221 ;; Get the references from "In-Reply-To" field if there were
6222 ;; no references and "In-Reply-To" field looks promising.
6224 (when (and (setq in-reply-to (message-fetch-field "in-reply-to"))
6225 (string-match "<[^>]+>" in-reply-to))
6226 (setq references (match-string 0 in-reply-to)))))
6228 (unless (message-mail-user-agent)
6229 (message-pop-to-buffer
6230 (message-buffer-name
6231 (if wide "wide reply" "reply") from
6232 (if wide to-address nil))))
6234 (setq message-reply-headers
6235 (make-full-mail-header-from-decoded-header
6236 0 subject from date message-id references 0 0 ""))
6239 `((Subject . ,subject)
6244 (defun message-wide-reply (&optional to-address)
6245 "Make a \"wide\" reply to the message in the current buffer."
6247 (message-reply to-address t))
6250 (defun message-followup (&optional to-newsgroups)
6251 "Follow up to the message in the current buffer.
6252 If TO-NEWSGROUPS, use that as the new Newsgroups line."
6254 (require 'gnus-sum) ; for gnus-list-identifiers
6255 (let ((cur (current-buffer))
6256 from subject date reply-to mrt mct mft
6257 references message-id follow-to
6258 (inhibit-point-motion-hooks t)
6259 (message-this-is-news t)
6260 followup-to distribution newsgroups gnus-warning posted-to)
6262 (message-narrow-to-head)
6263 (when (message-functionp message-followup-to-function)
6265 (funcall message-followup-to-function)))
6266 (setq from (message-fetch-field "from")
6267 date (message-fetch-field "date")
6268 subject (or (message-fetch-field "subject") "none")
6269 references (message-fetch-field "references")
6270 message-id (message-fetch-field "message-id" t)
6271 followup-to (message-fetch-field "followup-to")
6272 newsgroups (message-fetch-field "newsgroups")
6273 posted-to (message-fetch-field "posted-to")
6274 reply-to (message-fetch-field "reply-to")
6275 mrt (when message-use-mail-reply-to
6276 (message-fetch-field "mail-reply-to"))
6277 distribution (message-fetch-field "distribution")
6278 mct (when message-use-mail-copies-to
6279 (message-fetch-field "mail-copies-to"))
6280 mft (when message-use-mail-followup-to
6281 (message-fetch-field "mail-followup-to")))
6282 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6283 (string-match "<[^>]+>" gnus-warning))
6284 (setq message-id (match-string 0 gnus-warning)))
6285 ;; Remove bogus distribution.
6286 (when (and (stringp distribution)
6287 (let ((case-fold-search t))
6288 (string-match "world" distribution)))
6289 (setq distribution nil))
6290 (if gnus-list-identifiers
6291 (setq subject (message-strip-list-identifiers subject)))
6292 (setq subject (message-make-followup-subject subject))
6293 (when message-subject-trailing-was-query
6294 (setq subject (message-strip-subject-trailing-was subject)))
6297 ;; Handle special values of Mail-Copies-To.
6300 ((and (or (equal (downcase mct) "never")
6301 (equal (downcase mct) "nobody")))
6303 ((and (or (equal (downcase mct) "always")
6304 (equal (downcase mct) "poster")))
6305 (if (or (not (eq message-use-mail-copies-to 'ask))
6307 (concat "Obey Mail-Copies-To: always? ") t "\
6308 You should normally obey the Mail-Copies-To: header.
6310 `Mail-Copies-To: " mct "'
6311 sends a copy of your response to the author."))
6312 (setq mct (or mrt reply-to from))
6314 ((and (eq message-use-mail-copies-to 'ask)
6317 (concat "Obey Mail-Copies-To: " mct " ? ") t "\
6318 You should normally obey the Mail-Copies-To: header.
6320 `Mail-Copies-To: " mct "'
6321 sends a copy of your response to " (if (string-match "," mct)
6322 "the specified addresses"
6323 "that address") ".")))
6328 (to-newsgroups (setq follow-to (list (cons 'Newsgroups to-newsgroups))))
6329 ;; Handle Followup-To.
6332 ((equal (downcase followup-to) "poster")
6333 (if (or (and followup-to (eq message-use-followup-to 'use))
6334 (message-y-or-n-p "Obey Followup-To: poster? " t "\
6335 You should normally obey the Followup-To: header.
6337 `Followup-To: poster'
6338 sends your response via e-mail instead of news.
6340 A typical situation where `Followup-To: poster' is used is when the author
6341 does not read the newsgroup, so he wouldn't see any replies sent to it."))
6342 (setq message-this-is-news nil
6344 follow-to (list (cons 'To (or mrt reply-to from ""))))
6345 (setq follow-to (list (cons 'Newsgroups newsgroups)))))
6347 (if (or (equal followup-to newsgroups)
6348 (not (and followup-to (eq message-use-followup-to 'ask)))
6350 (concat "Obey Followup-To: " followup-to "? ") t "\
6351 You should normally obey the Followup-To: header.
6353 `Followup-To: " followup-to "'
6354 directs your response to " (if (string-match "," followup-to)
6355 "the specified newsgroups"
6356 "that newsgroup only") ".
6358 If a message is posted to several newsgroups, Followup-To is often
6359 used to direct the following discussion to one newsgroup only,
6360 because discussions that are spread over several newsgroup tend to
6361 be fragmented and very difficult to follow.
6363 Also, some source/announcement newsgroups are not intended for discussion;
6364 responses here are directed to other newsgroups."))
6365 (setq follow-to (list (cons 'Newsgroups followup-to)))
6366 (setq follow-to (list (cons 'Newsgroups newsgroups)))))))
6367 ;; Handle Mail-Followup-To, followup via e-mail.
6369 (or (not (eq message-use-mail-followup-to 'ask))
6371 (concat "Obey Mail-Followup-To: " mft "? ") t "\
6372 You should normally obey the Mail-Followup-To: header.
6374 `Mail-Followup-To: " mft "'
6375 directs your response to " (if (string-match "," mft)
6376 "the specified addresses"
6377 "that address only") " instead of news.
6379 A typical situation where Mail-Followup-To is used is when the author thinks
6380 that further discussion should take place only in "
6381 (if (string-match "," mft)
6382 "the specified mailing lists"
6383 "that mailing list") ".")))
6384 (setq message-this-is-news nil
6386 follow-to (list (cons 'To mft))))
6387 (posted-to (setq follow-to (list (cons 'Newsgroups posted-to))))
6389 (setq follow-to (list (cons 'Newsgroups newsgroups))))))
6391 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
6393 (setq message-reply-headers
6394 (make-full-mail-header-from-decoded-header
6395 0 subject from date message-id references 0 0 ""))
6398 `((Subject . ,subject)
6400 ,@(and mct (list (cons 'Cc mct)))
6401 ,@(and distribution (list (cons 'Distribution distribution))))
6405 (defun message-cancel-news (&optional arg)
6406 "Cancel an article you posted.
6407 If ARG, allow editing of the cancellation message."
6409 (unless (message-news-p)
6410 (error "This is not a news article; canceling is impossible"))
6411 (let (from newsgroups message-id distribution buf sender)
6413 ;; Get header info from original article.
6415 (message-narrow-to-head-1)
6416 (setq from (message-fetch-field "from")
6417 sender (message-fetch-field "sender")
6418 newsgroups (message-fetch-field "newsgroups")
6419 message-id (message-fetch-field "message-id" t)
6420 distribution (message-fetch-field "distribution")))
6421 ;; Make sure that this article was written by the user.
6423 ;; Canlock-logic as suggested by Per Abrahamsen
6424 ;; <abraham@dina.kvl.dk>
6426 ;; IF article has cancel-lock THEN
6427 ;; IF we can verify it THEN
6430 ;; error: cancellock: article is not yours
6432 ;; Use old rules, comparing sender...
6433 (if (message-fetch-field "Cancel-Lock")
6434 (if (null (canlock-verify))
6436 (error "Failed to verify Cancel-lock: This article is not yours"))
6438 (message-gnksa-enable-p 'cancel-messages)
6442 (downcase (message-make-sender))))
6444 (downcase (cadr (std11-extract-address-components from)))
6445 (downcase (cadr (std11-extract-address-components
6446 (message-make-from))))))
6447 (error "This article is not yours"))
6448 (when (yes-or-no-p "Do you really want to cancel this article? ")
6449 ;; Make control message.
6452 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6454 (insert "Newsgroups: " newsgroups "\n"
6456 "Subject: cmsg cancel " message-id "\n"
6457 "Control: cancel " message-id "\n"
6459 (concat "Distribution: " distribution "\n")
6461 mail-header-separator "\n"
6462 message-cancel-message)
6463 (run-hooks 'message-cancel-hook)
6465 (message "Canceling your article...")
6466 (if (let ((message-syntax-checks
6467 'dont-check-for-anything-just-trust-me)
6468 (message-encoding-buffer (current-buffer))
6469 (message-edit-buffer (current-buffer)))
6470 (message-send-news))
6471 (message "Canceling your article...done"))
6472 (kill-buffer buf))))))
6474 (defun message-supersede-setup-for-mime-edit ()
6475 (set (make-local-variable 'message-setup-hook) nil)
6479 (defun message-supersede ()
6480 "Start composing a message to supersede the current message.
6481 This is done simply by taking the old article and adding a Supersedes
6482 header line with the old Message-ID."
6484 (let ((cur (current-buffer))
6485 (sender (message-fetch-field "sender"))
6486 (from (message-fetch-field "from")))
6487 ;; Check whether the user owns the article that is to be superseded.
6489 ;; Canlock-logic as suggested by Per Abrahamsen
6490 ;; <abraham@dina.kvl.dk>
6492 ;; IF article has cancel-lock THEN
6493 ;; IF we can verify it THEN
6496 ;; error: cancellock: article is not yours
6498 ;; Use old rules, comparing sender...
6499 (if (message-fetch-field "Cancel-Lock")
6500 (if (null (canlock-verify))
6502 (error "Failed to verify Cancel-lock: This article is not yours"))
6504 (message-gnksa-enable-p 'cancel-messages)
6508 (downcase (message-make-sender))))
6510 (downcase (cadr (std11-extract-address-components from)))
6511 (downcase (cadr (std11-extract-address-components
6512 (message-make-from))))))
6513 (error "This article is not yours"))
6514 ;; Get a normal message buffer.
6515 (message-pop-to-buffer (message-buffer-name "supersede"))
6516 (insert-buffer-substring cur)
6517 (message-narrow-to-head-1)
6518 ;; Remove unwanted headers.
6519 (when message-ignored-supersedes-headers
6520 (message-remove-header message-ignored-supersedes-headers t))
6521 (goto-char (point-min))
6522 (if (not (re-search-forward "^Message-ID: " nil t))
6523 (error "No Message-ID in this article")
6524 (replace-match "Supersedes: " t t))
6525 (goto-char (point-max))
6526 (insert mail-header-separator)
6528 (when message-supersede-setup-function
6529 (funcall message-supersede-setup-function))
6530 (run-hooks 'message-supersede-setup-hook)
6531 (goto-char (point-min))
6532 (search-forward (concat "\n" mail-header-separator "\n") nil t)))
6535 (defun message-recover ()
6536 "Reread contents of current buffer from its last auto-save file."
6538 (let ((file-name (make-auto-save-file-name)))
6539 (cond ((save-window-excursion
6540 (if (not (eq system-type 'vax-vms))
6541 (with-output-to-temp-buffer "*Directory*"
6542 (with-current-buffer standard-output
6543 (fundamental-mode)) ; for Emacs 20.4+
6544 (buffer-disable-undo standard-output)
6545 (let ((default-directory "/"))
6547 "ls" nil standard-output nil "-l" file-name))))
6548 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6549 (let ((buffer-read-only nil))
6551 (insert-file-contents file-name nil)))
6552 (t (error "message-recover cancelled")))))
6554 ;;; Washing Subject:
6556 (defun message-wash-subject (subject)
6557 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6558 Previous forwarders, replyers, etc. may add it."
6561 (goto-char (point-min))
6562 ;; strip Re/Fwd stuff off the beginning
6563 (while (re-search-forward
6564 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6567 ;; and gnus-style forwards [foo@bar.com] subject
6568 (goto-char (point-min))
6569 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6573 (goto-char (point-max))
6574 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6577 ;; and finally, any whitespace that was left-over
6578 (goto-char (point-min))
6579 (while (re-search-forward "^[ \t]+" nil t)
6581 (goto-char (point-max))
6582 (while (re-search-backward "[ \t]+$" nil t)
6587 ;;; Forwarding messages.
6589 (defvar message-forward-decoded-p nil
6590 "Non-nil means the original message is decoded.")
6592 (defun message-forward-subject-author-subject (subject)
6593 "Generate a SUBJECT for a forwarded message.
6594 The form is: [Source] Subject, where if the original message was mail,
6595 Source is the sender, and if the original message was news, Source is
6596 the list of newsgroups is was posted to."
6598 (let ((prefix (message-fetch-field "newsgroups")))
6600 (and (setq prefix (message-fetch-field "from"))
6601 (nnheader-decode-from prefix))
6605 (defun message-forward-subject-name-subject (subject)
6606 "Generate a SUBJECT for a forwarded message.
6607 The form is: [Source] Subject, where if the original message was mail,
6608 Source is the name of the sender, and if the original message was
6609 news, Source is the list of newsgroups is was posted to."
6611 (let ((prefix (message-fetch-field "newsgroups")))
6613 (and (setq prefix (message-fetch-field "from"))
6614 (car (std11-extract-address-components
6615 (nnheader-decode-from prefix))))
6619 (defun message-forward-subject-fwd (subject)
6620 "Generate a SUBJECT for a forwarded message.
6621 The form is: Fwd: Subject, where Subject is the original subject of
6623 (concat "Fwd: " subject))
6625 (defun message-make-forward-subject ()
6626 "Return a Subject header suitable for the message in the current buffer."
6629 (message-narrow-to-head-1)
6630 (let ((funcs message-make-forward-subject-function)
6631 (subject (message-fetch-field "Subject")))
6634 (if message-forward-decoded-p
6636 (nnheader-decode-subject subject))
6638 (if message-wash-forwarded-subjects
6639 (setq subject (message-wash-subject subject)))
6640 ;; Make sure funcs is a list.
6643 (setq funcs (list funcs)))
6644 ;; Apply funcs in order, passing subject generated by previous
6645 ;; func to the next one.
6647 (when (message-functionp (car funcs))
6648 (setq subject (funcall (car funcs) subject)))
6649 (setq funcs (cdr funcs)))
6653 (defun message-forward (&optional news)
6654 "Forward the current message via mail.
6655 Optional NEWS will use news to forward instead of mail."
6657 (let ((cur (current-buffer))
6658 (subject (message-make-forward-subject)))
6660 (message-news nil subject)
6661 (message-mail nil subject))
6662 (message-forward-make-body cur)))
6665 (defun message-forward-make-body (forward-buffer)
6666 ;; Put point where we want it before inserting the forwarded
6668 ;; Note that this function definition for T-gnus is totally different
6669 ;; from the original Gnus."
6670 (if message-forward-before-signature
6672 (goto-char (point-max)))
6673 ;; Make sure we're at the start of the line.
6676 ;; Narrow to the area we are to insert.
6677 (narrow-to-region (point) (point))
6678 ;; Insert the separators and the forwarded buffer.
6679 (insert message-forward-start-separator)
6680 (let ((art-beg (point)))
6681 (insert-buffer-substring forward-buffer)
6682 (goto-char (point-max))
6683 (insert message-forward-end-separator)
6684 (set-text-properties (point-min) (point-max) nil)
6685 ;; Remove all unwanted headers.
6687 (narrow-to-region (point) (if (search-forward "\n\n" nil t)
6690 (goto-char (point-min))
6691 (message-remove-header message-included-forward-headers t nil t)
6693 (message-position-point)))
6696 (defun message-forward-rmail-make-body (forward-buffer)
6697 (save-window-excursion
6698 (set-buffer forward-buffer)
6699 ;; Rmail doesn't have rmail-msg-restore-non-pruned-header in Emacs
6700 ;; 20. FIXIT, or we drop support for rmail in Emacs 20.
6701 (if (rmail-msg-is-pruned)
6702 (rmail-msg-restore-non-pruned-header)))
6703 (message-forward-make-body forward-buffer))
6706 (defun message-insinuate-rmail ()
6707 "Let RMAIL uses message to forward."
6709 (setq rmail-enable-mime-composing t)
6710 (setq rmail-insert-mime-forwarded-message-function
6711 'message-forward-rmail-make-body))
6714 (defun message-resend (address)
6715 "Resend the current article to ADDRESS."
6717 (list (message-read-from-minibuffer "Resend message to: ")))
6718 (message "Resending message to %s..." address)
6720 (let ((cur (current-buffer))
6722 ;; We first set up a normal mail buffer.
6723 (unless (message-mail-user-agent)
6724 (set-buffer (get-buffer-create " *message resend*"))
6726 (let ((message-this-is-mail t)
6728 (message-setup `((To . ,address))))
6729 ;; Insert our usual headers.
6730 (message-generate-headers '(From Date To))
6731 (message-narrow-to-headers)
6732 ;; Remove X-Draft-From header etc.
6733 (message-remove-header message-ignored-mail-headers t)
6734 ;; Rename them all to "Resent-*".
6735 (goto-char (point-min))
6736 (while (re-search-forward "^[A-Za-z]" nil t)
6741 (delete-region (point) (point-max))
6743 ;; Insert the message to be resent.
6744 (insert-buffer-substring cur)
6745 (goto-char (point-min))
6746 (search-forward "\n\n")
6749 (narrow-to-region beg (point))
6750 (message-remove-header message-ignored-resent-headers t)
6751 (goto-char (point-max)))
6752 (insert mail-header-separator)
6753 ;; Rename all old ("Also-")Resent headers.
6754 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
6757 ;; Quote any "From " lines at the beginning.
6759 (when (looking-at "From ")
6760 (replace-match "X-From-Line: "))
6762 (let ((message-encoding-buffer (current-buffer))
6763 (message-edit-buffer (current-buffer))
6764 message-required-mail-headers)
6765 (message-send-mail))
6766 (kill-buffer (current-buffer)))
6767 (message "Resending message to %s...done" address)))
6769 (defun message-bounce-setup-for-mime-edit ()
6770 (set (make-local-variable 'message-setup-hook) nil)
6774 (defun message-bounce ()
6775 "Re-mail the current message.
6776 This only makes sense if the current message is a bounce message that
6777 contains some mail you have written which has been bounced back to
6780 (let ((cur (current-buffer))
6782 (message-pop-to-buffer (message-buffer-name "bounce"))
6783 (insert-buffer-substring cur)
6785 (message-narrow-to-head)
6786 (if (and (message-fetch-field "MIME-Version")
6787 (setq boundary (message-fetch-field "Content-Type")))
6788 (if (string-match "boundary=\"\\([^\"]+\\)\"" boundary)
6789 (setq boundary (concat (match-string 1 boundary) " *\n"
6790 "Content-Type: message/rfc822"))
6791 (setq boundary nil)))
6793 (goto-char (point-min))
6794 (search-forward "\n\n" nil t)
6795 (if (or (and boundary
6796 (re-search-forward boundary nil t)
6798 (and (re-search-forward message-unsent-separator nil t)
6800 (re-search-forward "^Return-Path:.*\n" nil t))
6801 ;; We remove everything before the bounced mail.
6804 (if (re-search-forward "^[^ \n\t]+:" nil t)
6807 (when (re-search-backward "^.?From .*\n" nil t)
6808 (delete-region (match-beginning 0) (match-end 0))))
6810 (message-narrow-to-head-1)
6811 (message-remove-header message-ignored-bounced-headers t)
6812 (goto-char (point-max))
6813 (insert mail-header-separator))
6814 (when message-bounce-setup-function
6815 (funcall message-bounce-setup-function))
6816 (run-hooks 'message-bounce-setup-hook)
6817 (message-position-point)))
6820 ;;; Interactive entry points for new message buffers.
6824 (defun message-mail-other-window (&optional to subject)
6825 "Like `message-mail' command, but display mail buffer in another window."
6827 (unless (message-mail-user-agent)
6828 (let ((pop-up-windows t)
6829 (special-display-buffer-names nil)
6830 (special-display-regexps nil)
6831 (same-window-buffer-names nil)
6832 (same-window-regexps nil))
6833 (message-pop-to-buffer (message-buffer-name "mail" to))))
6834 (let ((message-this-is-mail t))
6835 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6836 nil nil 'switch-to-buffer-other-window)))
6839 (defun message-mail-other-frame (&optional to subject)
6840 "Like `message-mail' command, but display mail buffer in another frame."
6842 (unless (message-mail-user-agent)
6843 (let ((pop-up-frames t)
6844 (special-display-buffer-names nil)
6845 (special-display-regexps nil)
6846 (same-window-buffer-names nil)
6847 (same-window-regexps nil))
6848 (message-pop-to-buffer (message-buffer-name "mail" to))))
6849 (let ((message-this-is-mail t))
6850 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6851 nil nil 'switch-to-buffer-other-frame)))
6854 (defun message-news-other-window (&optional newsgroups subject)
6855 "Start editing a news article to be sent."
6857 (let ((pop-up-windows t)
6858 (special-display-buffer-names nil)
6859 (special-display-regexps nil)
6860 (same-window-buffer-names nil)
6861 (same-window-regexps nil))
6862 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6863 (let ((message-this-is-news t))
6864 (message-setup `((Newsgroups . ,(or newsgroups ""))
6865 (Subject . ,(or subject ""))))))
6868 (defun message-news-other-frame (&optional newsgroups subject)
6869 "Start editing a news article to be sent."
6871 (let ((pop-up-frames t)
6872 (special-display-buffer-names nil)
6873 (special-display-regexps nil)
6874 (same-window-buffer-names nil)
6875 (same-window-regexps nil))
6876 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6877 (let ((message-this-is-news t))
6878 (message-setup `((Newsgroups . ,(or newsgroups ""))
6879 (Subject . ,(or subject ""))))))
6883 ;; This code should be moved to underline.el (from which it is stolen).
6886 (defun bold-region (start end)
6887 "Bold all nonblank characters in the region.
6888 Works by overstriking characters.
6889 Called from program, takes two arguments START and END
6890 which specify the range to operate on."
6893 (let ((end1 (make-marker)))
6894 (move-marker end1 (max start end))
6895 (goto-char (min start end))
6896 (while (< (point) end1)
6897 (or (looking-at "[_\^@- ]")
6898 (insert (char-after) "\b"))
6899 (forward-char 1)))))
6902 (defun unbold-region (start end)
6903 "Remove all boldness (overstruck characters) in the region.
6904 Called from program, takes two arguments START and END
6905 which specify the range to operate on."
6908 (let ((end1 (make-marker)))
6909 (move-marker end1 (max start end))
6910 (goto-char (min start end))
6911 (while (re-search-forward "\b" end1 t)
6912 (if (eq (char-after) (char-after (- (point) 2)))
6913 (delete-char -2))))))
6915 (defalias 'message-exchange-point-and-mark 'exchange-point-and-mark)
6916 (defalias 'message-make-overlay 'make-overlay)
6917 (defalias 'message-delete-overlay 'delete-overlay)
6918 (defalias 'message-overlay-put 'overlay-put)
6920 ;; Support for toolbar
6922 (defvar tool-bar-map)
6923 (defvar tool-bar-mode))
6925 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
6926 ;; We need to make tool bar entries in local keymaps with
6927 ;; `tool-bar-local-item-from-menu' in Emacs > 21.3
6928 (if (fboundp 'tool-bar-local-item-from-menu)
6929 ;; This is for Emacs 21.3
6930 (tool-bar-local-item-from-menu command icon in-map from-map props)
6931 (tool-bar-add-item-from-menu command icon from-map props)))
6933 (defun message-tool-bar-map ()
6934 (or message-tool-bar-map
6935 (setq message-tool-bar-map
6937 (condition-case nil (require 'tool-bar) (error nil))
6938 (fboundp 'tool-bar-add-item-from-menu)
6940 (let ((tool-bar-map (copy-keymap tool-bar-map))
6941 (load-path (mm-image-load-path)))
6942 ;; Zap some items which aren't so relevant and take
6944 (dolist (key '(print-buffer kill-buffer save-buffer
6945 write-file dired open-file))
6946 (define-key tool-bar-map (vector key) nil))
6947 (message-tool-bar-local-item-from-menu
6948 'message-send-and-exit "mail_send" tool-bar-map message-mode-map)
6949 (message-tool-bar-local-item-from-menu
6950 'message-kill-buffer "close" tool-bar-map message-mode-map)
6951 (message-tool-bar-local-item-from-menu
6952 'message-dont-send "cancel" tool-bar-map message-mode-map)
6953 ;; (message-tool-bar-local-item-from-menu
6954 ;; 'mime-edit-insert-file "attach"
6955 ;; tool-bar-map mime-edit-mode-map)
6956 (message-tool-bar-local-item-from-menu
6957 'ispell-message "spell" tool-bar-map message-mode-map)
6958 ;; (message-tool-bar-local-item-from-menu
6959 ;; 'mime-edit-preview-message "preview"
6960 ;; tool-bar-map mime-edit-mode-map)
6961 (message-tool-bar-local-item-from-menu
6962 'message-insert-importance-high "important"
6963 tool-bar-map message-mode-map)
6964 (message-tool-bar-local-item-from-menu
6965 'message-insert-importance-low "unimportant"
6966 tool-bar-map message-mode-map)
6967 (message-tool-bar-local-item-from-menu
6968 'message-insert-disposition-notification-to "receipt"
6969 tool-bar-map message-mode-map)
6972 ;;; Group name completion.
6974 (defcustom message-newgroups-header-regexp
6975 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6976 "Regexp that match headers that lists groups."
6980 (defcustom message-completion-alist
6981 (list (cons message-newgroups-header-regexp 'message-expand-group)
6982 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6983 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6984 . message-expand-name)
6985 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6986 . message-expand-name))
6987 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6989 :type '(alist :key-type regexp :value-type function))
6991 (defcustom message-expand-name-function
6992 (if (fboundp 'bbdb-complete-name)
6994 (if (fboundp 'lsdb-complete-name)
6997 "*A function called to expand addresses in field body."
7001 (defcustom message-tab-body-function nil
7002 "*Function to execute when `message-tab' (TAB) is executed in the body.
7003 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7007 (defun message-tab ()
7008 "Complete names according to `message-completion-alist'.
7009 Execute function specified by `message-tab-body-function' when not in
7012 (let ((alist message-completion-alist))
7014 (let ((mail-abbrev-mode-regexp (caar alist)))
7015 (not (mail-abbrev-in-expansion-header-p))))
7016 (setq alist (cdr alist)))
7017 (funcall (or (cdar alist) message-tab-body-function
7018 (lookup-key text-mode-map "\t")
7019 (lookup-key global-map "\t")
7020 'indent-relative))))
7022 (defun message-expand-group ()
7023 "Expand the group name under point."
7024 (let* ((b (save-excursion
7029 (skip-chars-forward "^:")
7032 (skip-chars-backward "^, \t\n") (point))))
7033 (completion-ignore-case t)
7034 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
7036 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
7037 (completions (all-completions string hashtb))
7039 (delete-region b (point))
7041 ((= (length completions) 1)
7042 (if (string= (car completions) string)
7045 (message "Only matching group"))
7046 (insert (car completions))))
7047 ((and (setq comp (try-completion string hashtb))
7048 (not (string= comp string)))
7053 (message "No matching groups")
7054 (save-selected-window
7055 (pop-to-buffer "*Completions*")
7056 (buffer-disable-undo)
7057 (let ((buffer-read-only nil))
7059 (let ((standard-output (current-buffer)))
7060 (display-completion-list (sort completions 'string<)))
7061 (goto-char (point-min))
7062 (delete-region (point) (progn (forward-line 3) (point))))))))))
7064 (defun message-expand-name ()
7065 (funcall message-expand-name-function))
7069 (defun message-talkative-question (ask question show &rest text)
7070 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
7071 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
7072 The following arguments may contain lists of values."
7074 (setq text (message-flatten-list text)))
7075 (save-window-excursion
7077 (with-output-to-temp-buffer " *MESSAGE information message*"
7078 (set-buffer " *MESSAGE information message*")
7079 (fundamental-mode) ; for Emacs 20.4+
7080 (mapcar 'princ text)
7081 (goto-char (point-min))))
7082 (funcall ask question))
7083 (funcall ask question)))
7085 (defun message-flatten-list (list)
7086 "Return a new, flat list that contains all elements of LIST.
7088 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
7091 (apply 'append (mapcar 'message-flatten-list list)))
7095 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
7096 "Create and return a buffer with name based on NAME using `generate-new-buffer.'
7097 Then clone the local variables and values from the old buffer to the
7098 new one, cloning only the locals having a substring matching the
7100 (let ((oldbuf (current-buffer)))
7102 (set-buffer (generate-new-buffer name))
7103 (message-clone-locals oldbuf varstr)
7106 (defun message-clone-locals (buffer &optional varstr)
7107 "Clone the local variables from BUFFER to the current buffer."
7108 (let ((locals (save-excursion
7110 (buffer-local-variables)))
7112 "^\\(gnus\\|nn\\|message\\|user-\\(mail-address\\|full-name\\)\\)"))
7115 (when (and (consp local)
7117 (string-match regexp (symbol-name (car local)))
7119 (string-match varstr (symbol-name (car local)))))
7121 (set (make-local-variable (car local))
7126 ;;; @ for MIME Edit mode
7129 (defun message-maybe-encode ()
7130 (when message-mime-mode
7131 ;; Inherit the buffer local variable `mime-edit-pgp-processing'.
7132 (let ((pgp-processing (with-current-buffer message-edit-buffer
7133 mime-edit-pgp-processing)))
7134 (setq mime-edit-pgp-processing pgp-processing))
7135 (run-hooks 'mime-edit-translate-hook)
7136 (if (catch 'mime-edit-error
7138 (mime-edit-pgp-enclose-buffer)
7139 (mime-edit-translate-body)))
7140 (error "Translation error!"))
7141 (run-hooks 'mime-edit-exit-hook)))
7143 (defun message-mime-insert-article (&optional full-headers)
7145 (let ((message-cite-function 'mime-edit-inserted-message-filter)
7146 (message-reply-buffer
7147 (message-get-parameter-with-eval 'original-buffer))
7149 (message-yank-original nil)
7151 (narrow-to-region (goto-char start)
7152 (if (search-forward "\n\n" nil t)
7155 (goto-char (point-min))
7156 (let ((message-included-forward-headers
7157 (if full-headers "" message-included-forward-headers)))
7158 (message-remove-header message-included-forward-headers t nil t))
7161 (set-alist 'mime-edit-message-inserter-alist
7162 'message-mode (function message-mime-insert-article))
7164 ;;; Miscellaneous functions
7166 ;; stolen (and renamed) from nnheader.el
7167 (static-if (fboundp 'subst-char-in-string)
7168 (defsubst message-replace-chars-in-string (string from to)
7169 (subst-char-in-string from to string))
7170 (defun message-replace-chars-in-string (string from to)
7171 "Replace characters in STRING from FROM to TO."
7172 (let ((string (substring string 0)) ;Copy string.
7173 (len (length string))
7175 ;; Replace all occurrences of FROM with TO.
7177 (when (= (aref string idx) from)
7178 (aset string idx to))
7179 (setq idx (1+ idx)))
7186 (defvar message-inhibit-body-encoding t)
7188 (defun message-encode-message-body ()
7189 (unless message-inhibit-body-encoding
7190 (let ((mail-parse-charset (or mail-parse-charset
7191 message-default-charset))
7192 (case-fold-search t)
7193 lines content-type-p)
7196 (narrow-to-region (point) (point-max))
7197 (let ((new (mml-generate-mime)))
7199 (delete-region (point-min) (point-max))
7201 (goto-char (point-min))
7202 (if (eq (aref new 0) ?\n)
7204 (search-forward "\n\n")
7205 (setq lines (buffer-substring (point-min) (1- (point))))
7206 (delete-region (point-min) (point))))))
7208 (message-narrow-to-headers-or-head)
7209 (message-remove-header "Mime-Version")
7210 (goto-char (point-max))
7211 (insert "MIME-Version: 1.0\n")
7214 (setq content-type-p
7216 (re-search-backward "^Content-Type:" nil t))))
7218 (message-narrow-to-headers-or-head)
7219 (message-remove-first-header "Content-Type")
7220 (message-remove-first-header "Content-Transfer-Encoding"))
7221 ;; We always make sure that the message has a Content-Type
7222 ;; header. This is because some broken MTAs and MUAs get
7223 ;; awfully confused when confronted with a message with a
7224 ;; MIME-Version header and without a Content-Type header. For
7225 ;; instance, Solaris' /usr/bin/mail.
7226 (unless content-type-p
7227 (goto-char (point-min))
7228 ;; For unknown reason, MIME-Version doesn't exist.
7229 (when (re-search-forward "^MIME-Version:" nil t)
7231 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
7233 (defun message-read-from-minibuffer (prompt &optional initial-contents)
7234 "Read from the minibuffer while providing abbrev expansion."
7235 (if (fboundp 'mail-abbrevs-setup)
7236 (let ((mail-abbrev-mode-regexp "")
7237 (minibuffer-setup-hook 'mail-abbrevs-setup)
7238 (minibuffer-local-map message-minibuffer-local-map))
7239 (read-from-minibuffer prompt initial-contents))
7240 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
7241 (minibuffer-local-map message-minibuffer-local-map))
7242 (read-string prompt initial-contents))))
7244 (defun message-use-alternative-email-as-from ()
7245 (require 'mail-utils)
7246 (let* ((fields '("To" "Cc"))
7249 (mail-strip-quoted-names
7250 (mapconcat 'message-fetch-reply-field fields ","))
7254 (if (string-match message-alternative-emails (car emails))
7255 (setq email (car emails)
7258 (unless (or (not email) (equal email user-mail-address))
7259 (goto-char (point-max))
7260 (insert "From: " email "\n"))))
7262 (defun message-options-get (symbol)
7263 (cdr (assq symbol message-options)))
7265 (defun message-options-set (symbol value)
7266 (let ((the-cons (assq symbol message-options)))
7269 (setcdr the-cons value)
7270 (setq message-options (delq the-cons message-options)))
7272 (push (cons symbol value) message-options))))
7275 (defun message-options-set-recipient ()
7277 (message-narrow-to-headers-or-head)
7278 (message-options-set 'message-sender
7279 (mail-strip-quoted-names
7280 (message-fetch-field "from")))
7281 (message-options-set 'message-recipients
7282 (mail-strip-quoted-names
7283 (let ((to (message-fetch-field "to"))
7284 (cc (message-fetch-field "cc"))
7285 (bcc (message-fetch-field "bcc")))
7288 (if (and to cc) ", ")
7290 (if (and (or to cc) bcc) ", ")
7293 (defun message-hide-headers ()
7294 "Hide headers based on the `message-hidden-headers' variable."
7295 (let ((regexps (if (stringp message-hidden-headers)
7296 (list message-hidden-headers)
7297 message-hidden-headers))
7298 (inhibit-point-motion-hooks t)
7299 (after-change-functions nil))
7303 (message-narrow-to-headers)
7304 (goto-char (point-min))
7306 (if (not (message-hide-header-p regexps))
7307 (message-next-header)
7308 (let ((begin (point)))
7309 (message-next-header)
7310 (add-text-properties begin (point)
7311 '(intangible t invisible t
7312 message-hidden t))))))))))
7314 (defun message-hide-header-p (regexps)
7317 (when (eq (car regexps) 'not)
7320 (dolist (regexp regexps)
7321 (setq result (or result (looking-at regexp))))
7326 (when (featurep 'xemacs)
7327 (require 'messagexmas)
7328 (message-xmas-redefine))
7332 (run-hooks 'message-load-hook)
7335 ;; coding: iso-8859-1
7338 ;;; message.el ends here