1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996-2016 Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: mail, news
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software: you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation, either version 3 of the License, or
13 ;; (at your option) any later version.
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
25 ;; This mode provides mail-sending facilities from within Emacs. It
26 ;; consists mainly of large chunks of code from the sendmail.el,
27 ;; gnus-msg.el and rnewspost.el files.
37 ;; Only for the trivial macros mail-header-from, mail-header-date
38 ;; mail-header-references, mail-header-subject, mail-header-id
39 (eval-when-compile (require 'nnheader))
40 ;; This is apparently necessary even though things are autoloaded.
41 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
42 ;; require mailabbrev here.
47 (require 'format-spec)
52 (autoload 'mailclient-send-it "mailclient")
54 (defvar gnus-message-group-art)
55 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
56 (defvar rmail-enable-mime-composing)
58 (defgroup message '((user-mail-address custom-variable)
59 (user-full-name custom-variable))
60 "Mail and news message composing."
61 :link '(custom-manual "(message)Top")
65 (put 'user-mail-address 'custom-type 'string)
66 (put 'user-full-name 'custom-type 'string)
68 (defgroup message-various nil
69 "Various Message Variables."
70 :link '(custom-manual "(message)Various Message Variables")
73 (defgroup message-buffers nil
75 :link '(custom-manual "(message)Message Buffers")
78 (defgroup message-sending nil
80 :link '(custom-manual "(message)Sending Variables")
83 (defgroup message-interface nil
85 :link '(custom-manual "(message)Interface")
88 (defgroup message-forwarding nil
90 :link '(custom-manual "(message)Forwarding")
91 :group 'message-interface)
93 (defgroup message-insertion nil
95 :link '(custom-manual "(message)Insertion")
98 (defgroup message-headers nil
100 :link '(custom-manual "(message)Message Headers")
103 (defgroup message-news nil
104 "Composing News Messages."
107 (defgroup message-mail nil
108 "Composing Mail Messages."
111 (defgroup message-faces nil
112 "Faces used for message composing."
116 (defcustom message-directory "~/Mail/"
117 "*Directory from which all other mail file variables are derived."
118 :group 'message-various
121 (defcustom message-max-buffers 10
122 "*How many buffers to keep before starting to kill them off."
123 :group 'message-buffers
126 (defcustom message-send-rename-function nil
127 "Function called to rename the buffer after sending it."
128 :group 'message-buffers
129 :type '(choice function (const nil)))
131 (defcustom message-fcc-handler-function 'message-output
132 "*A function called to save outgoing articles.
133 This function will be called with the name of the file to store the
134 article in. The default function is `message-output' which saves in Unix
136 :type '(radio (function-item message-output)
137 (function :tag "Other"))
138 :group 'message-sending)
140 (defcustom message-fcc-externalize-attachments nil
141 "If non-nil, attachments are included as external parts in Fcc copies."
144 :group 'message-sending)
146 (defcustom message-courtesy-message
147 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
148 "*This is inserted at the start of a mailed copy of a posted message.
149 If the string contains the format spec \"%s\", the Newsgroups
150 the article has been posted to will be inserted there.
151 If this variable is nil, no such courtesy message will be added."
152 :group 'message-sending
153 :type '(radio string (const nil)))
155 (defcustom message-ignored-bounced-headers
156 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
157 "*Regexp that matches headers to be removed in resent bounced mail."
158 :group 'message-interface
161 (defcustom message-from-style mail-from-style
162 "Specifies how \"From\" headers look.
164 If nil, they contain just the return address like:
166 If `parens', they look like:
167 king@grassland.com (Elvis Parsley)
168 If `angles', they look like:
169 Elvis Parsley <king@grassland.com>
171 Otherwise, most addresses look like `angles', but they look like
172 `parens' if `angles' would need quoting and `parens' would not."
174 :type '(choice (const :tag "simple" nil)
178 :group 'message-headers)
180 (defcustom message-insert-canlock t
181 "Whether to insert a Cancel-Lock header in news postings."
183 :group 'message-headers
186 (defcustom message-syntax-checks
187 (if message-insert-canlock '((sender . disabled)) nil)
188 ;; Guess this one shouldn't be easy to customize...
189 "*Controls what syntax checks should not be performed on outgoing posts.
190 To disable checking of long signatures, for instance, add
191 `(signature . disabled)' to this list.
193 Don't touch this variable unless you really know what you're doing.
195 Checks include `approved', `bogus-recipient', `continuation-headers',
196 `control-chars', `empty', `existing-newsgroups', `from', `illegible-text',
197 `invisible-text', `long-header-lines', `long-lines', `message-id',
198 `multiple-headers', `new-text', `newsgroups', `quoting-style',
199 `repeated-newsgroups', `reply-to', `sender', `sendsys', `shoot',
200 `shorten-followup-to', `signature', `size', `subject', `subject-cmsg'
201 and `valid-newsgroups'."
203 :type '(repeat sexp)) ; Fixme: improve this
205 (defcustom message-required-headers '((optional . References)
207 "*Headers to be generated or prompted for when sending a message.
208 Also see `message-required-news-headers' and
209 `message-required-mail-headers'."
212 :group 'message-headers
213 :link '(custom-manual "(message)Message Headers")
214 :type '(repeat sexp))
216 (defcustom message-draft-headers '(References From Date)
217 "*Headers to be generated when saving a draft message."
220 :group 'message-headers
221 :link '(custom-manual "(message)Message Headers")
222 :type '(repeat sexp))
224 (defcustom message-required-news-headers
225 '(From Newsgroups Subject Date Message-ID
226 (optional . Organization)
227 (optional . User-Agent))
228 "*Headers to be generated or prompted for when posting an article.
229 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
230 Message-ID. Organization, Lines, In-Reply-To, Expires, and
231 User-Agent are optional. If you don't want message to insert some
232 header, remove it from this list."
234 :group 'message-headers
235 :link '(custom-manual "(message)Message Headers")
236 :type '(repeat sexp))
238 (defcustom message-required-mail-headers
239 '(From Subject Date (optional . In-Reply-To) Message-ID
240 (optional . User-Agent))
241 "*Headers to be generated or prompted for when mailing a message.
242 It is recommended that From, Date, To, Subject and Message-ID be
243 included. Organization and User-Agent are optional."
245 :group 'message-headers
246 :link '(custom-manual "(message)Message Headers")
247 :type '(repeat sexp))
249 (defcustom message-prune-recipient-rules nil
250 "Rules for how to prune the list of recipients when doing wide replies.
251 This is a list of regexps and regexp matches."
254 :group 'message-headers
255 :link '(custom-manual "(message)Wide Reply")
256 :type '(repeat regexp))
258 (defcustom message-deletable-headers '(Message-ID Date Lines)
259 "Headers to delete if present and previously generated by message."
260 :group 'message-headers
261 :link '(custom-manual "(message)Message Headers")
262 :type '(repeat (symbol :tag "Header")))
264 (defcustom message-ignored-news-headers
265 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:\\|^X-Message-SMTP-Method:\\|^X-Gnus-Delayed:"
266 "*Regexp of headers to be removed unconditionally before posting."
268 :group 'message-headers
269 :link '(custom-manual "(message)Message Headers")
270 :type '(repeat :value-to-internal (lambda (widget value)
271 (custom-split-regexp-maybe value))
272 :match (lambda (widget value)
274 (widget-editable-list-match widget value)))
277 (defcustom message-ignored-mail-headers
278 "^\\([GF]cc\\|Resent-Fcc\\|Xref\\|X-Draft-From\\|X-Gnus-Agent-Meta-Information\\):"
279 "*Regexp of headers to be removed unconditionally before mailing."
281 :group 'message-headers
282 :link '(custom-manual "(message)Mail Headers")
285 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-ID:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:\\|^X-Payment:\\|^Approved:\\|^Injection-Date:\\|^Injection-Info:"
286 "*Header lines matching this regexp will be deleted before posting.
287 It's best to delete old Path and Date headers before posting to avoid
289 :group 'message-interface
290 :link '(custom-manual "(message)Superseding")
291 :type '(repeat :value-to-internal (lambda (widget value)
292 (custom-split-regexp-maybe value))
293 :match (lambda (widget value)
295 (widget-editable-list-match widget value)))
298 (defcustom message-subject-re-regexp
299 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)* ?:[ \t]*\\)*[ \t]*"
300 "*Regexp matching \"Re: \" in the subject line."
301 :group 'message-various
302 :link '(custom-manual "(message)Message Headers")
305 ;;; Start of variables adopted from `message-utils.el'.
307 (defcustom message-subject-trailing-was-query t
308 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
309 If nil, leave the subject unchanged. If it is the symbol `ask', query
310 the user what do do. In this case, the subject is matched against
311 `message-subject-trailing-was-ask-regexp'. If
312 `message-subject-trailing-was-query' is t, always strip the trailing
313 old subject. In this case, `message-subject-trailing-was-regexp' is
316 :type '(choice (const :tag "never" nil)
317 (const :tag "always strip" t)
319 :link '(custom-manual "(message)Message Headers")
320 :group 'message-various)
322 (defcustom message-subject-trailing-was-ask-regexp
323 "[ \t]*\\([[(]+[Ww][Aa][Ss]:?[ \t]*.*[])]+\\)"
324 "*Regexp matching \"(was: <old subject>)\" in the subject line.
326 The function `message-strip-subject-trailing-was' uses this regexp if
327 `message-subject-trailing-was-query' is set to the symbol `ask'. If
328 the variable is t instead of `ask', use
329 `message-subject-trailing-was-regexp' instead.
331 It is okay to create some false positives here, as the user is asked."
333 :group 'message-various
334 :link '(custom-manual "(message)Message Headers")
337 (defcustom message-subject-trailing-was-regexp
338 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
339 "*Regexp matching \"(was: <old subject>)\" in the subject line.
341 If `message-subject-trailing-was-query' is set to t, the subject is
342 matched against `message-subject-trailing-was-regexp' in
343 `message-strip-subject-trailing-was'. You should use a regexp creating very
344 few false positives here."
346 :group 'message-various
347 :link '(custom-manual "(message)Message Headers")
350 ;;; marking inserted text
352 (defcustom message-mark-insert-begin
353 "--8<---------------cut here---------------start------------->8---\n"
354 "How to mark the beginning of some inserted text."
357 :link '(custom-manual "(message)Insertion Variables")
358 :group 'message-various)
360 (defcustom message-mark-insert-end
361 "--8<---------------cut here---------------end--------------->8---\n"
362 "How to mark the end of some inserted text."
365 :link '(custom-manual "(message)Insertion Variables")
366 :group 'message-various)
368 (defcustom message-archive-header "X-No-Archive: Yes\n"
369 "Header to insert when you don't want your article to be archived.
370 Archives \(such as groups.google.com) respect this header."
373 :link '(custom-manual "(message)Header Commands")
374 :group 'message-various)
376 (defcustom message-archive-note
377 "X-No-Archive: Yes - save http://groups.google.com/"
378 "Note to insert why you wouldn't want this posting archived.
379 If nil, don't insert any text in the body."
381 :type '(radio string (const nil))
382 :link '(custom-manual "(message)Header Commands")
383 :group 'message-various)
385 ;;; Crossposts and Followups
386 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
387 ;; new suggestions by R. Weikusat <rw at another.de>
389 (defvar message-cross-post-old-target nil
390 "Old target for cross-posts or follow-ups.")
391 (make-variable-buffer-local 'message-cross-post-old-target)
393 (defcustom message-cross-post-default t
394 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
395 If nil, `message-cross-post-followup-to' will only do a followup. Note that
396 you can explicitly override this setting by calling
397 `message-cross-post-followup-to' with a prefix."
400 :group 'message-various)
402 (defcustom message-cross-post-note "Crosspost & Followup-To: "
403 "Note to insert before signature to notify of cross-post and follow-up."
406 :group 'message-various)
408 (defcustom message-followup-to-note "Followup-To: "
409 "Note to insert before signature to notify of follow-up only."
412 :group 'message-various)
414 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
415 "Function to use to insert note about Crosspost or Followup-To.
416 The function will be called with four arguments. The function should not only
417 insert a note, but also ensure old notes are deleted. See the documentation
418 for `message-cross-post-insert-note'."
421 :group 'message-various)
423 ;;; End of variables adopted from `message-utils.el'.
425 (defcustom message-signature-separator "^-- $"
426 "Regexp matching the signature separator.
427 This variable is used to strip off the signature from quoted text
428 when `message-cite-function' is
429 `message-cite-original-without-signature'. Most useful values
430 are \"^-- $\" (strict) and \"^-- *$\" (loose; allow missing
432 :type '(choice (const :tag "strict" "^-- $")
433 (const :tag "loose" "^-- *$")
435 :version "22.3" ;; Gnus 5.10.12 (changed default)
436 :link '(custom-manual "(message)Various Message Variables")
437 :group 'message-various)
439 (defcustom message-elide-ellipsis "\n[...]\n\n"
440 "*The string which is inserted for elided text.
441 This is a format-spec string, and you can use %l to say how many
442 lines were removed, and %c to say how many characters were
445 :link '(custom-manual "(message)Various Commands")
446 :group 'message-various)
448 (defcustom message-interactive mail-interactive
449 "Non-nil means when sending a message wait for and display errors.
450 A value of nil means let mailer mail back a message to report errors."
452 :group 'message-sending
454 :link '(custom-manual "(message)Sending Variables")
457 (defcustom message-confirm-send nil
458 "When non-nil, ask for confirmation when sending a message."
459 :group 'message-sending
461 :version "23.1" ;; No Gnus
462 :link '(custom-manual "(message)Sending Variables")
465 (defcustom message-generate-new-buffers 'unsent
466 "*Say whether to create a new message buffer to compose a message.
467 Valid values include:
470 Generate the buffer name in the Message way (e.g., *mail*, *news*,
471 *mail to whom*, *news on group*, etc.) and continue editing in the
472 existing buffer of that name. If there is no such buffer, it will
476 Create the new buffer with the name generated in the Message way.
479 Similar to `unique' but the buffer name begins with \"*unsent \".
482 Similar to nil but the buffer name is simpler like *mail message*.
485 If this is a function, call that function with three parameters:
486 The type, the To address and the group name (any of these may be nil).
487 The function should return the new buffer name."
489 :group 'message-buffers
490 :link '(custom-manual "(message)Message Buffers")
491 :type '(choice (const nil)
492 (sexp :tag "unique" :format "unique\n" :value unique
493 :match (lambda (widget value) (memq value '(unique t))))
496 (function :format "\n %{%t%}: %v")))
498 (defcustom message-kill-buffer-on-exit nil
499 "*Non-nil means that the message buffer will be killed after sending a message."
500 :group 'message-buffers
501 :link '(custom-manual "(message)Message Buffers")
504 (defcustom message-kill-buffer-query t
505 "*Non-nil means that killing a modified message buffer has to be confirmed.
506 This is used by `message-kill-buffer'."
507 :version "23.1" ;; No Gnus
508 :group 'message-buffers
511 (defcustom message-user-organization
512 (or (getenv "ORGANIZATION") t)
513 "String to be used as an Organization header.
514 If t, use `message-user-organization-file'."
515 :group 'message-headers
516 :type '(choice string
517 (const :tag "consult file" t)))
519 (defcustom message-user-organization-file
521 (dolist (f (list "/etc/organization"
522 "/etc/news/organization"
523 "/usr/lib/news/organization"))
524 (when (file-readable-p f)
527 "*Local news organization file."
528 :type '(choice (const nil) file)
529 :link '(custom-manual "(message)News Headers")
530 :group 'message-headers)
532 (defcustom message-make-forward-subject-function
533 #'message-forward-subject-name-subject
534 "*List of functions called to generate subject headers for forwarded messages.
535 The subject generated by the previous function is passed into each
538 The provided functions are:
540 * `message-forward-subject-author-subject' Source of article (author or
541 newsgroup), in brackets followed by the subject
542 * `message-forward-subject-name-subject' Source of article (name of author
543 or newsgroup), in brackets followed by the subject
544 * `message-forward-subject-fwd' Subject of article with `Fwd:' prepended
546 :group 'message-forwarding
547 :link '(custom-manual "(message)Forwarding")
548 :type '(radio (function-item message-forward-subject-author-subject)
549 (function-item message-forward-subject-fwd)
550 (function-item message-forward-subject-name-subject)
551 (repeat :tag "List of functions" function)))
553 (defcustom message-forward-as-mime t
554 "*Non-nil means forward messages as an inline/rfc822 MIME section.
555 Otherwise, directly inline the old message in the forwarded message."
557 :group 'message-forwarding
558 :link '(custom-manual "(message)Forwarding")
561 (defcustom message-forward-show-mml 'best
562 "*Non-nil means show forwarded messages as MML (decoded from MIME).
563 Otherwise, forwarded messages are unchanged.
564 Can also be the symbol `best' to indicate that MML should be
565 used, except when it is a bad idea to use MML. One example where
566 it is a bad idea is when forwarding a signed or encrypted
567 message, because converting MIME to MML would invalidate the
570 :group 'message-forwarding
571 :type '(choice (const :tag "use MML" t)
572 (const :tag "don't use MML " nil)
573 (const :tag "use MML when appropriate" best)))
575 (defcustom message-forward-before-signature t
576 "*Non-nil means put forwarded message before signature, else after."
577 :group 'message-forwarding
580 (defcustom message-wash-forwarded-subjects nil
581 "*Non-nil means try to remove as much cruft as possible from the subject.
582 Done before generating the new subject of a forward."
583 :group 'message-forwarding
584 :link '(custom-manual "(message)Forwarding")
587 (defcustom message-ignored-resent-headers
588 ;; `Delivered-To' needs to be removed because some mailers use it to
589 ;; detect loops, so if you resend a message to an address that ultimately
590 ;; comes back to you (e.g. a mailing-list to which you subscribe, in which
591 ;; case you may be removed from the list on the grounds that mail to you
592 ;; bounced with a "mailing loop" error).
593 "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From \\|^Delivered-To:\
594 \\|^X-Content-Length:\\|^X-UIDL:"
595 "*All headers that match this regexp will be deleted when resending a message."
597 :group 'message-interface
598 :link '(custom-manual "(message)Resending")
599 :type '(repeat :value-to-internal (lambda (widget value)
600 (custom-split-regexp-maybe value))
601 :match (lambda (widget value)
603 (widget-editable-list-match widget value)))
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.
608 This may also be a list of regexps."
610 :group 'message-forwarding
611 :type '(repeat :value-to-internal (lambda (widget value)
612 (custom-split-regexp-maybe value))
613 :match (lambda (widget value)
615 (widget-editable-list-match widget value)))
618 (defcustom message-forward-included-headers nil
619 "If non-nil, delete non-matching headers when forwarding a message.
620 Only headers that match this regexp will be included. This
621 variable should be a regexp or a list of regexps."
623 :group 'message-forwarding
624 :type '(repeat :value-to-internal (lambda (widget value)
625 (custom-split-regexp-maybe value))
626 :match (lambda (widget value)
628 (widget-editable-list-match widget value)))
631 (defcustom message-ignored-cited-headers "."
632 "*Delete these headers from the messages you yank."
633 :group 'message-insertion
634 :link '(custom-manual "(message)Insertion Variables")
637 (defcustom message-cite-prefix-regexp mail-citation-prefix-regexp
638 "*Regexp matching the longest possible citation prefix on a line."
640 :group 'message-insertion
641 :link '(custom-manual "(message)Insertion Variables")
643 :set (lambda (symbol value)
645 (custom-set-default symbol value)
646 (if (boundp 'gnus-message-cite-prefix-regexp)
647 (setq gnus-message-cite-prefix-regexp
648 (concat "^\\(?:" value "\\)"))))))
650 (defcustom message-cancel-message "I am canceling my own article.\n"
651 "Message to be inserted in the cancel message."
652 :group 'message-interface
653 :link '(custom-manual "(message)Canceling News")
656 (defun message-send-mail-function ()
657 "Return suitable value for the variable `message-send-mail-function'."
658 (cond ((and (require 'sendmail)
659 (boundp 'sendmail-program)
661 (executable-find sendmail-program))
662 'message-send-mail-with-sendmail)
663 ((and (locate-library "smtpmail")
664 (boundp 'smtpmail-default-smtp-server)
665 smtpmail-default-smtp-server)
666 'message-smtpmail-send-it)
667 ((locate-library "mailclient")
668 'message-send-mail-with-mailclient)
670 (error "Don't know how to send mail. Please customize `message-send-mail-function'"))))
672 (defun message-default-send-mail-function ()
673 (cond ((eq send-mail-function 'smtpmail-send-it) 'message-smtpmail-send-it)
674 ((eq send-mail-function 'feedmail-send-it) 'feedmail-send-it)
675 ((eq send-mail-function 'sendmail-query-once) 'sendmail-query-once)
676 ((eq send-mail-function 'mailclient-send-it)
677 'message-send-mail-with-mailclient)
678 (t (message-send-mail-function))))
680 ;; Useful to set in site-init.el
681 (defcustom message-send-mail-function (message-default-send-mail-function)
682 "Function to call to send the current buffer as mail.
683 The headers should be delimited by a line whose contents match the
684 variable `mail-header-separator'.
686 Valid values include `message-send-mail-with-sendmail'
687 `message-send-mail-with-mh', `message-send-mail-with-qmail',
688 `message-smtpmail-send-it', `smtpmail-send-it',
689 `feedmail-send-it' and `message-send-mail-with-mailclient'. The
690 default is system dependent and determined by the function
691 `message-send-mail-function'.
693 See also `send-mail-function'."
694 :type '(radio (function-item message-send-mail-with-sendmail)
695 (function-item message-send-mail-with-mh)
696 (function-item message-send-mail-with-qmail)
697 (function-item message-smtpmail-send-it)
698 (function-item smtpmail-send-it)
699 (function-item feedmail-send-it)
700 (function-item message-send-mail-with-mailclient
701 :tag "Use Mailclient package")
702 (function :tag "Other"))
703 :group 'message-sending
705 :initialize 'custom-initialize-default
706 :link '(custom-manual "(message)Mail Variables")
707 :group 'message-mail)
709 (defcustom message-send-news-function 'message-send-news
710 "Function to call to send the current buffer as news.
711 The headers should be delimited by a line whose contents match the
712 variable `mail-header-separator'."
713 :group 'message-sending
715 :link '(custom-manual "(message)News Variables")
718 (defcustom message-reply-to-function nil
719 "If non-nil, function that should return a list of headers.
720 This function should pick out addresses from the To, Cc, and From headers
721 and respond with new To and Cc headers."
722 :group 'message-interface
723 :link '(custom-manual "(message)Reply")
724 :type '(choice function (const nil)))
726 (defcustom message-wide-reply-to-function nil
727 "If non-nil, function that should return a list of headers.
728 This function should pick out addresses from the To, Cc, and From headers
729 and respond with new To and Cc headers."
730 :group 'message-interface
731 :link '(custom-manual "(message)Wide Reply")
732 :type '(choice function (const nil)))
734 (defcustom message-followup-to-function nil
735 "If non-nil, function that should return a list of headers.
736 This function should pick out addresses from the To, Cc, and From headers
737 and respond with new To and Cc headers."
738 :group 'message-interface
739 :link '(custom-manual "(message)Followup")
740 :type '(choice function (const nil)))
742 (defcustom message-extra-wide-headers nil
743 "If non-nil, a list of additional address headers.
744 These are used when composing a wide reply."
745 :group 'message-sending
746 :type '(repeat string))
748 (defcustom message-use-followup-to 'ask
749 "*Specifies what to do with Followup-To header.
750 If nil, always ignore the header. If it is t, use its value, but
751 query before using the \"poster\" value. If it is the symbol `ask',
752 always query the user whether to use the value. If it is the symbol
753 `use', always use the value."
754 :group 'message-interface
755 :link '(custom-manual "(message)Followup")
756 :type '(choice (const :tag "ignore" nil)
757 (const :tag "use & query" t)
761 (defcustom message-use-mail-followup-to 'use
762 "*Specifies what to do with Mail-Followup-To header.
763 If nil, always ignore the header. If it is the symbol `ask', always
764 query the user whether to use the value. If it is the symbol `use',
765 always use the value."
767 :group 'message-interface
768 :link '(custom-manual "(message)Mailing Lists")
769 :type '(choice (const :tag "ignore" nil)
773 (defcustom message-subscribed-address-functions nil
774 "*Specifies functions for determining list subscription.
775 If nil, do not attempt to determine list subscription with functions.
776 If non-nil, this variable contains a list of functions which return
777 regular expressions to match lists. These functions can be used in
778 conjunction with `message-subscribed-regexps' and
779 `message-subscribed-addresses'."
781 :group 'message-interface
782 :link '(custom-manual "(message)Mailing Lists")
783 :type '(repeat sexp))
785 (defcustom message-subscribed-address-file nil
786 "*A file containing addresses the user is subscribed to.
787 If nil, do not look at any files to determine list subscriptions. If
788 non-nil, each line of this file should be a mailing list address."
790 :group 'message-interface
791 :link '(custom-manual "(message)Mailing Lists")
792 :type '(radio file (const nil)))
794 (defcustom message-subscribed-addresses nil
795 "*Specifies a list of addresses the user is subscribed to.
796 If nil, do not use any predefined list subscriptions. This list of
797 addresses can be used in conjunction with
798 `message-subscribed-address-functions' and `message-subscribed-regexps'."
800 :group 'message-interface
801 :link '(custom-manual "(message)Mailing Lists")
802 :type '(repeat string))
804 (defcustom message-subscribed-regexps nil
805 "*Specifies a list of addresses the user is subscribed to.
806 If nil, do not use any predefined list subscriptions. This list of
807 regular expressions can be used in conjunction with
808 `message-subscribed-address-functions' and `message-subscribed-addresses'."
810 :group 'message-interface
811 :link '(custom-manual "(message)Mailing Lists")
812 :type '(repeat regexp))
814 (defcustom message-allow-no-recipients 'ask
815 "Specifies what to do when there are no recipients other than Gcc/Fcc.
816 If it is the symbol `always', the posting is allowed. If it is the
817 symbol `never', the posting is not allowed. If it is the symbol
818 `ask', you are prompted."
820 :group 'message-interface
821 :link '(custom-manual "(message)Message Headers")
822 :type '(choice (const always)
826 (defcustom message-sendmail-f-is-evil nil
827 "*Non-nil means don't add \"-f username\" to the sendmail command line.
828 Doing so would be even more evil than leaving it out."
829 :group 'message-sending
830 :link '(custom-manual "(message)Mail Variables")
833 (defcustom message-sendmail-envelope-from
834 ;; `mail-envelope-from' is unavailable unless sendmail.el is loaded.
835 (if (boundp 'mail-envelope-from) mail-envelope-from)
836 "*Envelope-from when sending mail with sendmail.
837 If this is nil, use `user-mail-address'. If it is the symbol
838 `header', use the From: header of the message."
840 :type '(choice (string :tag "From name")
841 (const :tag "Use From: header from message" header)
842 (const :tag "Use `user-mail-address'" nil))
843 :link '(custom-manual "(message)Mail Variables")
844 :group 'message-sending)
846 (defcustom message-sendmail-extra-arguments nil
847 "Additional arguments to `sendmail-program'."
848 ;; E.g. '("-a" "account") for msmtp
849 :version "23.1" ;; No Gnus
850 :type '(repeat string)
851 ;; :link '(custom-manual "(message)Mail Variables")
852 :group 'message-sending)
854 ;; qmail-related stuff
855 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
856 "Location of the qmail-inject program."
857 :group 'message-sending
858 :link '(custom-manual "(message)Mail Variables")
861 (defcustom message-qmail-inject-args nil
862 "Arguments passed to qmail-inject programs.
863 This should be a list of strings, one string for each argument.
864 It may also be a function.
866 For e.g., if you wish to set the envelope sender address so that bounces
867 go to the right place or to deal with listserv's usage of that address, you
868 might set this variable to (\"-f\" \"you@some.where\")."
869 :group 'message-sending
870 :link '(custom-manual "(message)Mail Variables")
871 :type '(choice (function)
874 (defvar gnus-post-method)
875 (defvar gnus-select-method)
876 (defcustom message-post-method
877 (cond ((and (boundp 'gnus-post-method)
878 (listp gnus-post-method)
881 ((boundp 'gnus-select-method)
884 "*Method used to post news.
885 Note that when posting from inside Gnus, for instance, this
886 variable isn't used."
888 :group 'message-sending
889 ;; This should be the `gnus-select-method' widget, but that might
890 ;; create a dependence to `gnus.el'.
893 (defcustom message-generate-headers-first nil
894 "Which headers should be generated before starting to compose a message.
895 If t, generate all required headers. This can also be a list of headers to
896 generate. The variables `message-required-news-headers' and
897 `message-required-mail-headers' specify which headers to generate.
899 Note that the variable `message-deletable-headers' specifies headers which
900 are to be deleted and then re-generated before sending, so this variable
901 will not have a visible effect for those headers."
902 :group 'message-headers
903 :link '(custom-manual "(message)Message Headers")
904 :type '(choice (const :tag "None" nil)
906 (repeat (sexp :tag "Header"))))
908 (defcustom message-fill-column 72
909 "Column beyond which automatic line-wrapping should happen.
910 Local value for message buffers. If non-nil, also turn on
911 auto-fill in message buffers."
912 :group 'message-various
913 ;; :link '(custom-manual "(message)Message Headers")
914 :type '(choice (const :tag "Don't turn on auto fill" nil)
917 (defcustom message-setup-hook nil
918 "Normal hook, run each time a new outgoing message is initialized.
919 The function `message-setup' runs this hook."
920 :group 'message-various
921 :link '(custom-manual "(message)Various Message Variables")
924 (defcustom message-cancel-hook nil
925 "Hook run when canceling articles."
926 :group 'message-various
927 :link '(custom-manual "(message)Various Message Variables")
930 (defcustom message-signature-setup-hook nil
931 "Normal hook, run each time a new outgoing message is initialized.
932 It is run after the headers have been inserted and before
933 the signature is inserted."
934 :group 'message-various
935 :link '(custom-manual "(message)Various Message Variables")
938 (defcustom message-mode-hook nil
939 "Hook run in message mode buffers."
940 :group 'message-various
943 (defcustom message-header-hook nil
944 "Hook run in a message mode buffer narrowed to the headers."
945 :group 'message-various
948 (defcustom message-header-setup-hook nil
949 "Hook called narrowed to the headers when setting up a message buffer."
950 :group 'message-various
951 :link '(custom-manual "(message)Various Message Variables")
954 (defcustom message-minibuffer-local-map
955 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
956 (set-keymap-parent map minibuffer-local-map)
958 "Keymap for `message-read-from-minibuffer'."
959 ;; FIXME improve type.
960 :type '(restricted-sexp :match-alternatives (symbolp keymapp))
962 :group 'message-various)
964 (defcustom message-citation-line-function 'message-insert-citation-line
965 "*Function called to insert the \"Whomever writes:\" line.
967 Predefined functions include `message-insert-citation-line' and
968 `message-insert-formatted-citation-line' (see the variable
969 `message-citation-line-format').
971 Note that Gnus provides a feature where the reader can click on
972 `writes:' to hide the cited text. If you change this line too much,
973 people who read your message will have to change their Gnus
974 configuration. See the variable `gnus-cite-attribution-suffix'."
976 (function-item :tag "plain" message-insert-citation-line)
977 (function-item :tag "formatted" message-insert-formatted-citation-line)
978 (function :tag "Other"))
979 :link '(custom-manual "(message)Insertion Variables")
980 :group 'message-insertion)
982 (defcustom message-citation-line-format "On %a, %b %d %Y, %N wrote:\n"
983 "Format of the \"Whomever writes:\" line.
985 The string is formatted using `format-spec'. The following constructs
988 %f The full From, e.g. \"John Doe <john.doe@example.invalid>\".
989 %n The mail address, e.g. \"john.doe@example.invalid\".
990 %N The real name if present, e.g.: \"John Doe\", else fall
991 back to the mail address.
992 %F The first name if present, e.g.: \"John\", else fall
993 back to the mail address.
994 %L The last name if present, e.g.: \"Doe\".
995 %Z, %z The time zone in the numeric form, e.g.:\"+0000\".
997 All other format specifiers are passed to `format-time-string'
998 which is called using the date from the article your replying to, but
999 the date in the formatted string will be expressed in the author's
1000 time zone as much as possible.
1001 Extracting the first (%F) and last name (%L) is done heuristically,
1002 so you should always check it yourself.
1004 Please also read the note in the documentation of
1005 `message-citation-line-function'."
1006 :type '(choice (const :tag "Plain" "%f writes:")
1007 (const :tag "Include date" "On %a, %b %d %Y, %n wrote:")
1009 :link '(custom-manual "(message)Insertion Variables")
1010 :version "23.1" ;; No Gnus
1011 :group 'message-insertion)
1013 (defcustom message-yank-prefix mail-yank-prefix
1014 "*Prefix inserted on the lines of yanked messages.
1015 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1016 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
1019 :link '(custom-manual "(message)Insertion Variables")
1020 :group 'message-insertion)
1022 (defcustom message-yank-cited-prefix ">"
1023 "*Prefix inserted on cited lines of yanked messages.
1024 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1025 See also `message-yank-prefix' and `message-yank-empty-prefix'."
1028 :link '(custom-manual "(message)Insertion Variables")
1029 :group 'message-insertion)
1031 (defcustom message-yank-empty-prefix ">"
1032 "*Prefix inserted on empty lines of yanked messages.
1033 See also `message-yank-prefix' and `message-yank-cited-prefix'."
1036 :link '(custom-manual "(message)Insertion Variables")
1037 :group 'message-insertion)
1039 (defcustom message-indentation-spaces mail-indentation-spaces
1040 "*Number of spaces to insert at the beginning of each cited line.
1041 Used by `message-yank-original' via `message-yank-cite'."
1043 :group 'message-insertion
1044 :link '(custom-manual "(message)Insertion Variables")
1047 (defcustom message-cite-function 'message-cite-original-without-signature
1048 "*Function for citing an original message.
1049 Predefined functions include `message-cite-original' and
1050 `message-cite-original-without-signature'.
1051 Note that these functions use `mail-citation-hook' if that is non-nil."
1052 :type '(radio (function-item message-cite-original)
1053 (function-item message-cite-original-without-signature)
1054 (function-item sc-cite-original)
1055 (function :tag "Other"))
1056 :link '(custom-manual "(message)Insertion Variables")
1057 :version "22.3" ;; Gnus 5.10.12 (changed default)
1058 :group 'message-insertion)
1060 (defcustom message-indent-citation-function 'message-indent-citation
1061 "*Function for modifying a citation just inserted in the mail buffer.
1062 This can also be a list of functions. Each function can find the
1063 citation between (point) and (mark t). And each function should leave
1064 point and mark around the citation text as modified."
1066 :link '(custom-manual "(message)Insertion Variables")
1067 :group 'message-insertion)
1069 (defcustom message-signature mail-signature
1070 "*String to be inserted at the end of the message buffer.
1071 If t, the `message-signature-file' file will be inserted instead.
1072 If a function, the result from the function will be used instead.
1073 If a form, the result from the form will be used instead."
1075 :type '(choice string (const :tag "Contents of signature file" t)
1079 :link '(custom-manual "(message)Insertion Variables")
1080 :group 'message-insertion)
1082 (defcustom message-signature-file mail-signature-file
1083 "*Name of file containing the text inserted at end of message buffer.
1084 Ignored if the named file doesn't exist.
1085 If nil, don't insert a signature.
1086 If a path is specified, the value of `message-signature-directory' is ignored,
1089 :type '(choice file (const :tags "None" nil))
1090 :link '(custom-manual "(message)Insertion Variables")
1091 :group 'message-insertion)
1093 (defcustom message-signature-directory nil
1094 "*Name of directory containing signature files.
1095 Comes in handy if you have many such files, handled via posting styles for
1097 If nil, `message-signature-file' is expected to specify the directory if
1099 :type '(choice string (const :tags "None" nil))
1100 :link '(custom-manual "(message)Insertion Variables")
1101 :group 'message-insertion)
1103 (defcustom message-signature-insert-empty-line t
1104 "*If non-nil, insert an empty line before the signature separator."
1107 :link '(custom-manual "(message)Insertion Variables")
1108 :group 'message-insertion)
1110 (defcustom message-cite-reply-position 'traditional
1111 "*Where the reply should be positioned.
1112 If `traditional', reply inline.
1113 If `above', reply above quoted text.
1114 If `below', reply below quoted text.
1116 Note: Many newsgroups frown upon nontraditional reply styles. You
1117 probably want to set this variable only for specific groups,
1118 e.g. using `gnus-posting-styles':
1120 (eval (set (make-local-variable \\='message-cite-reply-position) \\='above))"
1122 :type '(choice (const :tag "Reply inline" traditional)
1123 (const :tag "Reply above" above)
1124 (const :tag "Reply below" below))
1125 :group 'message-insertion)
1127 (defcustom message-cite-style nil
1128 "*The overall style to be used when yanking cited text.
1129 Value is either nil (no variable overrides) or a let-style list
1130 of pairs (VARIABLE VALUE) that will be bound in
1131 `message-yank-original' to do the quoting.
1133 Presets to impersonate popular mail agents are found in the
1134 message-cite-style-* variables. This variable is intended for
1135 use in `gnus-posting-styles', such as:
1137 ((posting-from-work-p) (eval (set (make-local-variable \\='message-cite-style) message-cite-style-outlook)))"
1139 :group 'message-insertion
1140 :type '(choice (const :tag "Do not override variables" :value nil)
1141 (const :tag "MS Outlook" :value message-cite-style-outlook)
1142 (const :tag "Mozilla Thunderbird" :value message-cite-style-thunderbird)
1143 (const :tag "Gmail" :value message-cite-style-gmail)
1144 (variable :tag "User-specified")))
1146 (defconst message-cite-style-outlook
1147 '((message-cite-function 'message-cite-original)
1148 (message-citation-line-function 'message-insert-formatted-citation-line)
1149 (message-cite-reply-position 'above)
1150 (message-yank-prefix "")
1151 (message-yank-cited-prefix "")
1152 (message-yank-empty-prefix "")
1153 (message-citation-line-format "\n\n-----------------------\nOn %a, %b %d %Y, %N wrote:\n"))
1154 "Message citation style used by MS Outlook. Use with message-cite-style.")
1156 (defconst message-cite-style-thunderbird
1157 '((message-cite-function 'message-cite-original)
1158 (message-citation-line-function 'message-insert-formatted-citation-line)
1159 (message-cite-reply-position 'above)
1160 (message-yank-prefix "> ")
1161 (message-yank-cited-prefix ">")
1162 (message-yank-empty-prefix ">")
1163 (message-citation-line-format "On %D %R %p, %N wrote:"))
1164 "Message citation style used by Mozilla Thunderbird. Use with message-cite-style.")
1166 (defconst message-cite-style-gmail
1167 '((message-cite-function 'message-cite-original)
1168 (message-citation-line-function 'message-insert-formatted-citation-line)
1169 (message-cite-reply-position 'above)
1170 (message-yank-prefix " ")
1171 (message-yank-cited-prefix " ")
1172 (message-yank-empty-prefix " ")
1173 (message-citation-line-format "On %e %B %Y %R, %f wrote:\n"))
1174 "Message citation style used by Gmail. Use with message-cite-style.")
1176 (defcustom message-distribution-function nil
1177 "*Function called to return a Distribution header."
1178 :group 'message-news
1179 :group 'message-headers
1180 :link '(custom-manual "(message)News Headers")
1181 :type '(choice function (const nil)))
1183 (defcustom message-expires 14
1184 "Number of days before your article expires."
1185 :group 'message-news
1186 :group 'message-headers
1187 :link '(custom-manual "(message)News Headers")
1190 (defcustom message-user-path nil
1191 "If nil, use the NNTP server name in the Path header.
1192 If stringp, use this; if non-nil, use no host name (user name only)."
1193 :group 'message-news
1194 :group 'message-headers
1195 :link '(custom-manual "(message)News Headers")
1196 :type '(choice (const :tag "nntp" nil)
1197 (string :tag "name")
1198 (sexp :tag "none" :format "%t" t)))
1200 ;; This can be the name of a buffer, or a cons cell (FUNCTION . ARGS)
1201 ;; for yanking the original buffer.
1202 (defvar message-reply-buffer nil)
1203 (defvar message-reply-headers nil
1204 "The headers of the current replied article.
1205 It is a vector of the following headers:
1206 [number subject from date id references chars lines xref extra].")
1207 (defvar message-newsreader nil)
1208 (defvar message-mailer nil)
1209 (defvar message-sent-message-via nil)
1210 (defvar message-checksum nil)
1211 (defvar message-send-actions nil
1212 "A list of actions to be performed upon successful sending of a message.")
1213 (defvar message-return-action nil
1214 "Action to return to the caller after sending or postponing a message.")
1215 (defvar message-exit-actions nil
1216 "A list of actions to be performed upon exiting after sending a message.")
1217 (defvar message-kill-actions nil
1218 "A list of actions to be performed before killing a message buffer.")
1219 (defvar message-postpone-actions nil
1220 "A list of actions to be performed after postponing a message.")
1222 (define-widget 'message-header-lines 'text
1223 "All header lines must be LFD terminated."
1224 :format "%{%t%}:%n%v"
1225 :valid-regexp "^\\'"
1226 :error "All header lines must be newline terminated")
1228 (defcustom message-default-headers ""
1229 "Header lines to be inserted in outgoing messages.
1230 This can be set to a string containing or a function returning
1231 header lines to be inserted before you edit the message, so you
1232 can edit or delete these lines. If set to a function, it is
1233 called and its result is inserted."
1235 :group 'message-headers
1236 :link '(custom-manual "(message)Message Headers")
1238 (message-header-lines :tag "String")
1239 (function :tag "Function")))
1241 (defcustom message-default-mail-headers
1242 ;; Ease the transition from mail-mode to message-mode. See bugs#4431, 5555.
1243 (concat (if (and (boundp 'mail-default-reply-to)
1244 (stringp mail-default-reply-to))
1245 (format "Reply-to: %s\n" mail-default-reply-to))
1246 (if (and (boundp 'mail-self-blind)
1248 (format "BCC: %s\n" user-mail-address))
1249 (if (and (boundp 'mail-archive-file-name)
1250 (stringp mail-archive-file-name))
1251 (format "FCC: %s\n" mail-archive-file-name))
1252 mail-default-headers)
1253 "*A string of header lines to be inserted in outgoing mails."
1255 :group 'message-headers
1256 :group 'message-mail
1257 :link '(custom-manual "(message)Mail Headers")
1258 :type 'message-header-lines)
1260 (defcustom message-default-news-headers ""
1261 "*A string of header lines to be inserted in outgoing news articles."
1262 :group 'message-headers
1263 :group 'message-news
1264 :link '(custom-manual "(message)News Headers")
1265 :type 'message-header-lines)
1267 ;; Note: could use /usr/ucb/mail instead of sendmail;
1268 ;; options -t, and -v if not interactive.
1269 (defcustom message-mailer-swallows-blank-line
1270 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1271 system-configuration)
1272 (file-readable-p "/etc/sendmail.cf")
1274 (insert-file-contents "/etc/sendmail.cf")
1275 (goto-char (point-min))
1276 (let ((case-fold-search nil))
1277 (re-search-forward "^OR\\>" nil t))))
1278 ;; According to RFC822, "The field-name must be composed of printable
1279 ;; ASCII characters (i. e., characters that have decimal values between
1280 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1282 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1283 "*Set this non-nil if the system's mailer runs the header and body together.
1284 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1285 The value should be an expression to test whether the problem will
1287 :group 'message-sending
1288 :link '(custom-manual "(message)Mail Variables")
1293 (define-mail-user-agent 'message-user-agent
1294 'message-mail 'message-send-and-exit
1295 'message-kill-buffer 'message-send-hook)
1297 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1298 "If non-nil, delete the deletable headers before feeding to mh.")
1300 (defvar message-send-method-alist
1301 '((news message-news-p message-send-via-news)
1302 (mail message-mail-p message-send-via-mail))
1303 "Alist of ways to send outgoing messages.
1304 Each element has the form
1306 (TYPE PREDICATE FUNCTION)
1308 where TYPE is a symbol that names the method; PREDICATE is a function
1309 called without any parameters to determine whether the message is
1310 a message of type TYPE; and FUNCTION is a function to be called if
1311 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1314 (defcustom message-mail-alias-type 'abbrev
1315 "*What alias expansion type to use in Message buffers.
1316 The default is `abbrev', which uses mailabbrev. `ecomplete' uses
1317 an electric completion mode. nil switches mail aliases off.
1318 This can also be a list of values."
1320 :link '(custom-manual "(message)Mail Aliases")
1321 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1322 (const :tag "Use ecomplete" ecomplete)
1323 (const :tag "No expansion" nil)))
1325 (defcustom message-self-insert-commands '(self-insert-command)
1326 "List of `self-insert-command's used to trigger ecomplete.
1327 When one of those commands is invoked to enter a character in To or Cc
1328 header, ecomplete will suggest the candidates of recipients (see also
1329 `message-mail-alias-type'). If you use some tool to enter non-ASCII
1330 text and it replaces `self-insert-command' with the other command, e.g.
1331 `egg-self-insert-command', you may want to add it to this list."
1332 :group 'message-various
1333 :type '(repeat function))
1335 (defcustom message-auto-save-directory
1336 (if (file-writable-p message-directory)
1337 (file-name-as-directory (expand-file-name "drafts" message-directory))
1339 "*Directory where Message auto-saves buffers if Gnus isn't running.
1340 If nil, Message won't auto-save."
1341 :group 'message-buffers
1342 :link '(custom-manual "(message)Various Message Variables")
1343 :type '(choice directory (const :tag "Don't auto-save" nil)))
1345 (defcustom message-default-charset (and (not (mm-multibyte-p)) 'iso-8859-1)
1346 "Default charset used in non-MULE Emacsen.
1347 If nil, you might be asked to input the charset."
1350 :link '(custom-manual "(message)Various Message Variables")
1352 (make-obsolete-variable
1353 'message-default-charset
1354 "The default charset comes from the language environment" "25.2")
1356 (defcustom message-dont-reply-to-names mail-dont-reply-to-names
1357 "Addresses to prune when doing wide replies.
1358 This can be a regexp, a list of regexps or a predicate function.
1359 Also, a value of nil means exclude your own user name only.
1361 If a function email is passed as the argument."
1364 :link '(custom-manual "(message)Wide Reply")
1365 :type '(choice (const :tag "Yourself" nil)
1367 (repeat :tag "Regexp List" regexp)))
1369 (defsubst message-dont-reply-to-names ()
1370 (if (functionp message-dont-reply-to-names)
1371 message-dont-reply-to-names
1372 (gmm-regexp-concat message-dont-reply-to-names)))
1374 (defvar message-shoot-gnksa-feet nil
1375 "*A list of GNKSA feet you are allowed to shoot.
1376 Gnus gives you all the opportunity you could possibly want for
1377 shooting yourself in the foot. Also, Gnus allows you to shoot the
1378 feet of Good Net-Keeping Seal of Approval. The following are foot
1380 `empty-article' Allow you to post an empty article;
1381 `quoted-text-only' Allow you to post quoted text only;
1382 `multiple-copies' Allow you to post multiple copies;
1383 `cancel-messages' Allow you to cancel or supersede messages from
1384 your other email addresses;
1385 `canlock-verify' Allow you to cancel messages without verifying canlock.")
1387 (defsubst message-gnksa-enable-p (feature)
1388 (or (not (listp message-shoot-gnksa-feet))
1389 (memq feature message-shoot-gnksa-feet)))
1391 (defcustom message-hidden-headers '("^References:" "^Face:" "^X-Face:"
1393 "Regexp of headers to be hidden when composing new messages.
1394 This can also be a list of regexps to match headers. Or a list
1395 starting with `not' and followed by regexps."
1398 :link '(custom-manual "(message)Message Headers")
1400 :format "%{%t%}: %[Value Type%] %v"
1401 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1402 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1403 (regexp :format "%t: %v"))
1404 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1406 (repeat :format "%v%i"
1407 (regexp :format "%t: %v")))))
1409 (defcustom message-cite-articles-with-x-no-archive t
1410 "If non-nil, cite text from articles that has X-No-Archive set."
1414 ;;; Internal variables.
1415 ;;; Well, not really internal.
1417 (defvar message-mode-syntax-table
1418 (let ((table (copy-syntax-table text-mode-syntax-table)))
1419 (modify-syntax-entry ?% ". " table)
1420 (modify-syntax-entry ?> ". " table)
1421 (modify-syntax-entry ?< ". " table)
1423 "Syntax table used while in Message mode.")
1425 (defface message-header-to
1428 (:foreground "DarkOliveGreen1" :bold t))
1431 (:foreground "MidnightBlue" :bold t))
1433 (:bold t :italic t)))
1434 "Face used for displaying From headers."
1435 :group 'message-faces)
1436 ;; backward-compatibility alias
1437 (put 'message-header-to-face 'face-alias 'message-header-to)
1438 (put 'message-header-to-face 'obsolete-face "22.1")
1440 (defface message-header-cc
1443 (:foreground "chartreuse1" :bold t))
1446 (:foreground "MidnightBlue"))
1449 "Face used for displaying Cc headers."
1450 :group 'message-faces)
1451 ;; backward-compatibility alias
1452 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1453 (put 'message-header-cc-face 'obsolete-face "22.1")
1455 (defface message-header-subject
1458 (:foreground "OliveDrab1"))
1461 (:foreground "navy blue" :bold t))
1464 "Face used for displaying subject headers."
1465 :group 'message-faces)
1466 ;; backward-compatibility alias
1467 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1468 (put 'message-header-subject-face 'obsolete-face "22.1")
1470 (defface message-header-newsgroups
1473 (:foreground "yellow" :bold t :italic t))
1476 (:foreground "blue4" :bold t :italic t))
1478 (:bold t :italic t)))
1479 "Face used for displaying newsgroups headers."
1480 :group 'message-faces)
1481 ;; backward-compatibility alias
1482 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1483 (put 'message-header-newsgroups-face 'obsolete-face "22.1")
1485 (defface message-header-other
1488 (:foreground "VioletRed1"))
1491 (:foreground "steel blue"))
1493 (:bold t :italic t)))
1494 "Face used for displaying newsgroups headers."
1495 :group 'message-faces)
1496 ;; backward-compatibility alias
1497 (put 'message-header-other-face 'face-alias 'message-header-other)
1498 (put 'message-header-other-face 'obsolete-face "22.1")
1500 (defface message-header-name
1503 (:foreground "green"))
1506 (:foreground "cornflower blue"))
1509 "Face used for displaying header names."
1510 :group 'message-faces)
1511 ;; backward-compatibility alias
1512 (put 'message-header-name-face 'face-alias 'message-header-name)
1513 (put 'message-header-name-face 'obsolete-face "22.1")
1515 (defface message-header-xheader
1518 (:foreground "DeepSkyBlue1"))
1521 (:foreground "blue"))
1524 "Face used for displaying X-Header headers."
1525 :group 'message-faces)
1526 ;; backward-compatibility alias
1527 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1528 (put 'message-header-xheader-face 'obsolete-face "22.1")
1530 (defface message-separator
1533 (:foreground "LightSkyBlue1"))
1536 (:foreground "brown"))
1539 "Face used for displaying the separator."
1540 :group 'message-faces)
1541 ;; backward-compatibility alias
1542 (put 'message-separator-face 'face-alias 'message-separator)
1543 (put 'message-separator-face 'obsolete-face "22.1")
1545 (defface message-cited-text
1548 (:foreground "LightPink1"))
1551 (:foreground "red"))
1554 "Face used for displaying cited text names."
1555 :group 'message-faces)
1556 ;; backward-compatibility alias
1557 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1558 (put 'message-cited-text-face 'obsolete-face "22.1")
1560 (defface message-mml
1563 (:foreground "MediumSpringGreen"))
1566 (:foreground "ForestGreen"))
1569 "Face used for displaying MML."
1570 :group 'message-faces)
1571 ;; backward-compatibility alias
1572 (put 'message-mml-face 'face-alias 'message-mml)
1573 (put 'message-mml-face 'obsolete-face "22.1")
1575 (defun message-font-lock-make-header-matcher (regexp)
1578 (let ((start (point)))
1581 (goto-char (point-min))
1582 (if (re-search-forward
1583 (concat "^" (regexp-quote mail-header-separator) "$")
1585 (setq limit (min limit (match-beginning 0))))
1587 (and (< start limit)
1588 (re-search-forward ,regexp limit t))))))
1589 (if (featurep 'bytecomp)
1593 (defvar message-font-lock-keywords
1594 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1595 `((,(message-font-lock-make-header-matcher
1596 (concat "^\\([Tt]o:\\)" content))
1597 (1 'message-header-name)
1598 (2 'message-header-to nil t))
1599 (,(message-font-lock-make-header-matcher
1600 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1601 (1 'message-header-name)
1602 (2 'message-header-cc nil t))
1603 (,(message-font-lock-make-header-matcher
1604 (concat "^\\([Ss]ubject:\\)" content))
1605 (1 'message-header-name)
1606 (2 'message-header-subject nil t))
1607 (,(message-font-lock-make-header-matcher
1608 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1609 (1 'message-header-name)
1610 (2 'message-header-newsgroups nil t))
1611 (,(message-font-lock-make-header-matcher
1612 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1613 (1 'message-header-name)
1614 (2 'message-header-xheader))
1615 (,(message-font-lock-make-header-matcher
1616 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1617 (1 'message-header-name)
1618 (2 'message-header-other nil t))
1619 ,@(if (and mail-header-separator
1620 (not (equal mail-header-separator "")))
1621 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1622 1 'message-separator))
1625 (re-search-forward (concat "^\\("
1626 message-cite-prefix-regexp
1629 (0 'message-cited-text))
1630 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1632 "Additional expressions to highlight in Message mode.")
1634 (defvar message-face-alist
1635 '((bold . message-bold-region)
1636 (underline . underline-region)
1637 (default . (lambda (b e)
1638 (message-unbold-region b e)
1639 (ununderline-region b e))))
1640 "Alist of mail and news faces for facemenu.
1641 The cdr of each entry is a function for applying the face to a region.")
1643 (defcustom message-send-hook nil
1644 "Hook run before sending messages.
1645 This hook is run quite early when sending."
1646 :group 'message-various
1647 :options '(ispell-message)
1648 :link '(custom-manual "(message)Various Message Variables")
1651 (defcustom message-send-mail-hook nil
1652 "Hook run before sending mail messages.
1653 This hook is run very late -- just before the message is sent as
1655 :group 'message-various
1656 :link '(custom-manual "(message)Various Message Variables")
1659 (defcustom message-send-news-hook nil
1660 "Hook run before sending news messages.
1661 This hook is run very late -- just before the message is sent as
1663 :group 'message-various
1664 :link '(custom-manual "(message)Various Message Variables")
1667 (defcustom message-sent-hook nil
1668 "Hook run after sending messages."
1669 :group 'message-various
1672 (defvar message-send-coding-system 'binary
1673 "Coding system to encode outgoing mail.")
1675 (defvar message-draft-coding-system mm-auto-save-coding-system
1676 "Coding system to compose mail.")
1678 (defcustom message-send-mail-partially-limit nil
1679 "The limitation of messages sent as message/partial.
1680 The lower bound of message size in characters, beyond which the message
1681 should be sent in several parts. If it is nil, the size is unlimited."
1683 :group 'message-buffers
1684 :link '(custom-manual "(message)Mail Variables")
1685 :type '(choice (const :tag "unlimited" nil)
1688 (defcustom message-alternative-emails nil
1689 "*Regexp or predicate function matching alternative email addresses.
1690 The first address in the To, Cc or From headers of the original
1691 article matching this variable is used as the From field of
1694 If a function, an email string is passed as the argument.
1696 This variable has precedence over posting styles and anything that runs
1697 off `message-setup-hook'."
1698 :group 'message-headers
1699 :link '(custom-manual "(message)Message Headers")
1700 :type '(choice (const :tag "Always use primary" nil)
1704 (defcustom message-hierarchical-addresses nil
1705 "A list of hierarchical mail address definitions.
1707 Inside each entry, the first address is the \"top\" address, and
1708 subsequent addresses are subaddresses; this is used to indicate that
1709 mail sent to the first address will automatically be delivered to the
1710 subaddresses. So if the first address appears in the recipient list
1711 for a message, the subaddresses will be removed (if present) before
1712 the mail is sent. All addresses in this structure should be
1715 :group 'message-headers
1716 :type '(repeat (repeat string)))
1718 (defcustom message-mail-user-agent nil
1719 "Like `mail-user-agent'.
1720 Except if it is nil, use Gnus native MUA; if it is t, use
1723 :type '(radio (const :tag "Gnus native"
1726 (const :tag "`mail-user-agent'"
1729 (function-item :tag "Default Emacs mail"
1731 sendmail-user-agent)
1732 (function-item :tag "Emacs interface to MH"
1735 (function :tag "Other"))
1739 (defcustom message-wide-reply-confirm-recipients nil
1740 "Whether to confirm a wide reply to multiple email recipients.
1741 If this variable is nil, don't ask whether to reply to all recipients.
1742 If this variable is non-nil, pose the question \"Reply to all
1743 recipients?\" before a wide reply to multiple recipients. If the user
1744 answers yes, reply to all recipients as usual. If the user answers
1745 no, only reply back to the author."
1747 :group 'message-headers
1748 :link '(custom-manual "(message)Wide Reply")
1751 (defcustom message-user-fqdn nil
1752 "*Domain part of Message-Ids."
1754 :group 'message-headers
1755 :link '(custom-manual "(message)News Headers")
1756 :type '(radio (const :format "%v " nil)
1757 (string :format "FQDN: %v")))
1759 (defcustom message-use-idna
1760 (and (or (mm-coding-system-p 'utf-8)
1762 (let (mucs-ignore-version-incompatibilities)
1763 (require 'un-define))
1768 (invalid-operation))
1770 (executable-find idna-program)
1771 (string= (idna-to-ascii "räksmörgås") "xn--rksmrgs-5wao1o")
1773 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1774 GNU Libidn, and in particular the elisp package \"idna.el\" and
1775 the external program \"idn\", must be installed for this
1776 functionality to work."
1778 :group 'message-headers
1779 :link '(custom-manual "(message)IDNA")
1780 :type '(choice (const :tag "Ask" ask)
1781 (const :tag "Never" nil)
1782 (const :tag "Always" t)))
1784 (defcustom message-generate-hashcash (if (executable-find "hashcash") 'opportunistic)
1785 "*Whether to generate X-Hashcash: headers.
1786 If t, always generate hashcash headers. If `opportunistic',
1787 only generate hashcash headers if it can be done without the user
1788 waiting (i.e., only asynchronously).
1790 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1792 :group 'message-headers
1793 :link '(custom-manual "(message)Mail Headers")
1794 :type '(choice (const :tag "Always" t)
1795 (const :tag "Never" nil)
1796 (const :tag "Opportunistic" opportunistic)))
1798 ;;; Internal variables.
1800 (defvar message-sending-message "Sending...")
1801 (defvar message-buffer-list nil)
1802 (defvar message-this-is-news nil)
1803 (defvar message-this-is-mail nil)
1804 (defvar message-draft-article nil)
1805 (defvar message-mime-part nil)
1806 (defvar message-posting-charset nil)
1807 (defvar message-inserted-headers nil)
1808 (defvar message-inhibit-ecomplete nil)
1810 ;; Byte-compiler warning
1811 (defvar gnus-active-hashtb)
1812 (defvar gnus-read-active-file)
1814 ;;; Regexp matching the delimiter of messages in UNIX mail format
1815 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1816 ;;; of rmail.el's rmail-unix-mail-delimiter.
1817 (defvar message-unix-mail-delimiter
1818 (let ((time-zone-regexp
1819 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1820 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1826 ;; Many things can happen to an RFC 822 mailbox before it is put into
1827 ;; a `From' line. The leading phrase can be stripped, e.g.
1828 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1829 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1830 ;; can be removed, e.g.
1831 ;; From: joe@y.z (Joe K
1833 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1836 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1837 ;; The mailbox can be removed or be replaced by white space, e.g.
1838 ;; From: "Joe User"{space}{tab}
1840 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1841 ;; where {space} and {tab} represent the Ascii space and tab characters.
1842 ;; We want to match the results of any of these manglings.
1843 ;; The following regexp rejects names whose first characters are
1844 ;; obviously bogus, but after that anything goes.
1845 "\\([^\0-\b\n-\r\^?].*\\)?"
1847 ;; The time the message was sent.
1848 "\\([^\0-\r \^?]+\\) +" ; day of the week
1849 "\\([^\0-\r \^?]+\\) +" ; month
1850 "\\([0-3]?[0-9]\\) +" ; day of month
1851 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1853 ;; Perhaps a time zone, specified by an abbreviation, or by a
1858 " \\([0-9][0-9]+\\) *"
1860 ;; On some systems the time zone can appear after the year, too.
1864 "\\(remote from .*\\)?"
1867 "Regexp matching the delimiter of messages in UNIX mail format.")
1869 (defvar message-unsent-separator
1870 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1871 "^ *---+ +Returned message +---+ *$\\|"
1872 "^Start of returned message$\\|"
1873 "^ *---+ +Original message +---+ *$\\|"
1874 "^ *--+ +begin message +--+ *$\\|"
1875 "^ *---+ +Original message follows +---+ *$\\|"
1876 "^ *---+ +Undelivered message follows +---+ *$\\|"
1877 "^------ This is a copy of the message, including all the headers. ------ *$\\|"
1878 "^|? *---+ +Message text follows: +---+ *|?$")
1879 "A regexp that matches the separator before the text of a failed message.")
1881 (defvar message-field-fillers
1882 '((To message-fill-field-address)
1883 (Cc message-fill-field-address)
1884 (From message-fill-field-address))
1885 "Alist of header names/filler functions.")
1887 (defvar message-header-format-alist
1902 (References . message-shorten-references)
1904 "Alist used for formatting headers.")
1906 (defvar message-options nil
1907 "Some saved answers when sending message.")
1908 (make-variable-buffer-local 'message-options)
1910 (defvar message-send-mail-real-function nil
1911 "Internal send mail function.")
1913 (defvar message-bogus-system-names "\\`localhost\\.\\|\\.local\\'"
1914 "The regexp of bogus system names.")
1916 (autoload 'gnus-alive-p "gnus-util")
1917 (autoload 'gnus-delay-article "gnus-delay")
1918 (autoload 'gnus-extract-address-components "gnus-util")
1919 (autoload 'gnus-find-method-for-group "gnus")
1920 (autoload 'gnus-group-decoded-name "gnus-group")
1921 (autoload 'gnus-group-name-charset "gnus-group")
1922 (autoload 'gnus-group-name-decode "gnus-group")
1923 (autoload 'gnus-groups-from-server "gnus")
1924 (autoload 'gnus-open-server "gnus-int")
1925 (autoload 'gnus-output-to-mail "gnus-util")
1926 (autoload 'gnus-output-to-rmail "gnus-util")
1927 (autoload 'gnus-request-post "gnus-int")
1928 (autoload 'gnus-server-string "gnus")
1929 (autoload 'idna-to-ascii "idna")
1930 (autoload 'message-setup-toolbar "messagexmas")
1931 (autoload 'mh-new-draft-name "mh-comp")
1932 (autoload 'mh-send-letter "mh-comp")
1933 (autoload 'nndraft-request-associate-buffer "nndraft")
1934 (autoload 'nndraft-request-expire-articles "nndraft")
1935 (autoload 'nnvirtual-find-group-art "nnvirtual")
1936 (autoload 'rmail-msg-is-pruned "rmail")
1937 (autoload 'rmail-output "rmailout")
1939 (defun message-kill-all-overlays ()
1940 (mapcar #'delete-overlay (overlays-in (point-min) (point-max))))
1945 ;;; Utility functions.
1948 (defmacro message-y-or-n-p (question show &rest text)
1949 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1950 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1952 (defmacro message-delete-line (&optional n)
1953 "Delete the current line (and the next N lines)."
1954 `(delete-region (progn (beginning-of-line) (point))
1955 (progn (forward-line ,(or n 1)) (point))))
1957 (defun message-mark-active-p ()
1958 "Non-nil means the mark and region are currently active in this buffer."
1961 (defun message-unquote-tokens (elems)
1962 "Remove double quotes (\") from strings in list ELEMS."
1963 (mapcar (lambda (item)
1964 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1965 (setq item (concat (match-string 1 item)
1966 (match-string 2 item))))
1970 (defun message-tokenize-header (header &optional separator)
1971 "Split HEADER into a list of header elements.
1972 SEPARATOR is a string of characters to be used as separators. \",\"
1973 is used by default."
1976 (let ((regexp (format "[%s]+" (or separator ",")))
1978 beg quoted elems paren)
1980 (mm-enable-multibyte)
1981 (setq beg (point-min))
1983 (goto-char (point-min))
1988 (cond ((and (> (point) beg)
1990 (and (looking-at regexp)
1993 (push (buffer-substring beg (point)) elems)
1994 (setq beg (match-end 0)))
1995 ((eq (char-after) ?\")
1996 (setq quoted (not quoted)))
1997 ((and (eq (char-after) ?\()
2000 ((and (eq (char-after) ?\))
2003 (nreverse elems)))))
2005 (autoload 'nnheader-insert-file-contents "nnheader")
2007 (defun message-mail-file-mbox-p (file)
2008 "Say whether FILE looks like a Unix mbox file."
2009 (when (and (file-exists-p file)
2010 (file-readable-p file)
2011 (file-regular-p file))
2013 (nnheader-insert-file-contents file)
2014 (goto-char (point-min))
2015 (looking-at message-unix-mail-delimiter))))
2017 (defun message-fetch-field (header &optional not-all)
2018 "The same as `mail-fetch-field', only remove all newlines.
2019 The buffer is expected to be narrowed to just the header of the message;
2020 see `message-narrow-to-headers-or-head'."
2021 (let* ((inhibit-point-motion-hooks t)
2022 (value (mail-fetch-field header nil (not not-all))))
2024 (while (string-match "\n[\t ]+" value)
2025 (setq value (replace-match " " t t value)))
2028 (defun message-field-value (header &optional not-all)
2029 "The same as `message-fetch-field', only narrow to the headers first."
2032 (message-narrow-to-headers-or-head)
2033 (message-fetch-field header not-all))))
2035 (defun message-narrow-to-field ()
2036 "Narrow the buffer to the header on the current line."
2038 (while (looking-at "[ \t]")
2044 (if (re-search-forward "^[^ \n\t]" nil t)
2047 (goto-char (point-min)))
2049 (defun message-add-header (&rest headers)
2050 "Add the HEADERS to the message header, skipping those already present."
2053 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
2054 (error "Invalid header `%s'" (car headers)))
2055 (setq hclean (match-string 1 (car headers)))
2057 (message-narrow-to-headers)
2058 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
2059 (goto-char (point-max))
2060 (if (string-match "\n$" (car headers))
2061 (insert (car headers))
2062 (insert (car headers) ?\n)))))
2063 (setq headers (cdr headers))))
2065 (defmacro message-with-reply-buffer (&rest forms)
2066 "Evaluate FORMS in the reply buffer, if it exists."
2067 `(when (and (bufferp message-reply-buffer)
2068 (buffer-name message-reply-buffer))
2069 (with-current-buffer message-reply-buffer
2072 (put 'message-with-reply-buffer 'lisp-indent-function 0)
2073 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
2075 (defun message-fetch-reply-field (header)
2076 "Fetch field HEADER from the message we're replying to."
2077 (message-with-reply-buffer
2079 (mail-narrow-to-head)
2080 (message-fetch-field header))))
2082 (defun message-strip-list-identifiers (subject)
2083 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
2084 (require 'gnus-sum) ; for gnus-list-identifiers
2085 (let ((regexp (if (stringp gnus-list-identifiers)
2086 gnus-list-identifiers
2087 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
2088 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
2089 " *\\)\\)+\\(Re: +\\)?\\)") subject)
2090 (concat (substring subject 0 (match-beginning 1))
2091 (or (match-string 3 subject)
2092 (match-string 5 subject))
2097 (defun message-strip-subject-re (subject)
2098 "Remove \"Re:\" from subject lines in string SUBJECT."
2099 (if (string-match message-subject-re-regexp subject)
2100 (substring subject (match-end 0))
2103 (defcustom message-replacement-char "."
2104 "Replacement character used instead of unprintable or not decodable chars."
2105 :group 'message-various
2106 :version "22.1" ;; Gnus 5.10.9
2107 :type '(choice string
2111 ;; FIXME: We also should call `message-strip-subject-encoded-words'
2112 ;; when forwarding. Probably in `message-make-forward-subject' and
2113 ;; `message-forward-make-body'.
2115 (defun message-strip-subject-encoded-words (subject)
2116 "Fix non-decodable words in SUBJECT."
2117 ;; Cf. `gnus-simplify-subject-fully'.
2118 (let* ((case-fold-search t)
2119 (replacement-chars (format "[%s%s%s]"
2120 message-replacement-char
2121 message-replacement-char
2122 message-replacement-char))
2123 (enc-word-re "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?\\([^?]+\\)\\(\\?=\\)")
2128 (goto-char (point-min))
2129 (when (re-search-forward enc-word-re nil t)
2130 (setq cs-string (match-string 1)))))
2131 cs-coding q-or-b word-beg word-end)
2132 (if (or (not have-marker) ;; No encoded word found...
2133 ;; ... or double encoding was correct:
2134 (and (stringp cs-string)
2135 (setq cs-string (downcase cs-string))
2136 (mm-coding-system-p (intern cs-string))
2140 Decoded Subject \"%s\"
2141 contains a valid encoded word. Decode again? "
2143 (setq cs-coding (intern cs-string))))))
2147 (goto-char (point-min))
2148 (while (re-search-forward enc-word-re nil t)
2149 (setq cs-string (downcase (match-string 1))
2150 q-or-b (match-string 2)
2151 word-beg (match-beginning 0)
2152 word-end (match-end 0))
2154 (if (mm-coding-system-p (intern cs-string))
2155 (setq cs-coding (intern cs-string))
2157 ;; No double encoded subject? => bogus charset.
2162 Decoded Subject \"%s\"
2163 contains an encoded word. The charset `%s' is unknown or invalid.
2164 Hit RET to replace non-decodable characters with \"%s\" or enter replacement
2166 subject cs-string message-replacement-char)))
2168 (replace-match (concat "=?" (symbol-name cs-coding)
2171 (goto-char word-beg)
2172 (re-search-forward "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?" word-end t)
2175 (if (string-match "\\`Q\\'" q-or-b)
2178 (message "Replacing non-decodable characters with \"%s\"."
2179 message-replacement-char)
2180 (while (re-search-forward "\\(=[A-F0-9][A-F0-9]\\)+"
2182 (replace-match message-replacement-char)))
2184 (message "Replacing non-decodable characters with \"%s\"."
2186 (re-search-forward "[^?]+" word-end t)
2187 (replace-match replacement-chars))
2188 (re-search-forward "\\?=")
2189 (replace-match "")))))
2190 (rfc2047-decode-region (point-min) (point-max))
2193 ;;; Start of functions adopted from `message-utils.el'.
2195 (defun message-strip-subject-trailing-was (subject)
2196 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
2197 Leading \"Re: \" is not stripped by this function. Use the function
2198 `message-strip-subject-re' for this."
2200 (let ((query message-subject-trailing-was-query) new)
2202 (string-match (if (eq query 'ask)
2203 message-subject-trailing-was-ask-regexp
2204 message-subject-trailing-was-regexp)
2206 (setq new (substring subject 0 (match-beginning 0)))
2207 (or (not (eq query 'ask))
2209 "Strip `(was: <old subject>)' in subject? " t
2211 "Strip `(was: <old subject>)' in subject "
2212 "and use the new one instead?\n\n"
2213 "Current subject is: \"" subject "\"\n\n"
2214 "New subject would be: \"" new "\"\n\n"
2215 "See the variable `message-subject-trailing-was-query' "
2216 "to get rid of this query.")))
2220 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
2222 (defun message-change-subject (new-subject)
2223 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
2226 (read-from-minibuffer "New subject: ")))
2227 (cond ((and (not (or (null new-subject) ; new subject not empty
2228 (zerop (string-width new-subject))
2229 (string-match "^[ \t]*$" new-subject))))
2233 (message-narrow-to-headers)
2234 (message-fetch-field "Subject"))))
2235 (cond ((not old-subject)
2236 (error "No current subject"))
2239 (regexp-quote new-subject)
2241 old-subject)) ; yes, it really is a new subject
2242 ;; delete eventual Re: prefix
2244 (message-strip-subject-re old-subject))
2245 (message-goto-subject)
2246 (message-delete-line)
2247 (insert (concat "Subject: "
2250 old-subject ")\n")))))))))
2252 (defun message-mark-inserted-region (beg end &optional verbatim)
2253 "Mark some region in the current article with enclosing tags.
2254 See `message-mark-insert-begin' and `message-mark-insert-end'.
2255 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2256 (interactive "r\nP")
2258 ;; add to the end of the region first, otherwise end would be invalid
2260 (insert (if verbatim "#v-\n" message-mark-insert-end))
2262 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2264 (defun message-mark-insert-file (file &optional verbatim)
2265 "Insert FILE at point, marking it with enclosing tags.
2266 See `message-mark-insert-begin' and `message-mark-insert-end'.
2267 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2268 (interactive "fFile to insert: \nP")
2269 ;; reverse insertion to get correct result.
2271 (insert (if verbatim "#v-\n" message-mark-insert-end))
2273 (insert-file-contents file)
2275 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2277 (defun message-add-archive-header ()
2278 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
2279 The note can be customized using `message-archive-note'. When called with a
2280 prefix argument, ask for a text to insert. If you don't want the note in the
2281 body, set `message-archive-note' to nil."
2283 (if current-prefix-arg
2284 (setq message-archive-note
2285 (read-from-minibuffer "Reason for No-Archive: "
2286 (cons message-archive-note 0))))
2288 (if (message-goto-signature)
2289 (re-search-backward message-signature-separator))
2290 (when message-archive-note
2291 (insert message-archive-note)
2293 (message-add-header message-archive-header)
2294 (message-sort-headers)))
2296 (defun message-cross-post-followup-to-header (target-group)
2297 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
2298 With prefix-argument just set Follow-Up, don't cross-post."
2300 (list ; Completion based on Gnus
2301 (completing-read "Followup To: "
2302 (if (boundp 'gnus-newsrc-alist)
2304 nil nil '("poster" . 0)
2305 (if (boundp 'gnus-group-history)
2306 'gnus-group-history))))
2307 (message-remove-header "Follow[Uu]p-[Tt]o" t)
2308 (message-goto-newsgroups)
2310 ;; if we already did a crosspost before, kill old target
2311 (if (and message-cross-post-old-target
2313 (regexp-quote (concat "," message-cross-post-old-target))
2316 ;; unless (followup is to poster or user explicitly asked not
2317 ;; to cross-post, or target-group is already in Newsgroups)
2318 ;; add target-group to Newsgroups line.
2320 ;; def: cross-post, req:no
2321 (and message-cross-post-default (not current-prefix-arg))
2322 ;; def: no-cross-post, req:yes
2323 (and (not message-cross-post-default) current-prefix-arg))
2324 (not (string-match "poster" target-group))
2325 (not (string-match (regexp-quote target-group)
2326 (message-fetch-field "Newsgroups"))))
2328 (insert (concat "," target-group))))
2329 (end-of-line) ; ensure Followup: comes after Newsgroups:
2330 ;; unless new followup would be identical to Newsgroups line
2331 ;; make a new Followup-To line
2332 (if (not (string-match (concat "^[ \t]*"
2335 (message-fetch-field "Newsgroups")))
2336 (insert (concat "\nFollowup-To: " target-group)))
2337 (setq message-cross-post-old-target target-group))
2339 (defun message-cross-post-insert-note (target-group cross-post in-old
2341 "Insert a in message body note about a set Followup or Crosspost.
2342 If there have been previous notes, delete them. TARGET-GROUP specifies the
2343 group to Followup-To. When CROSS-POST is t, insert note about
2344 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2345 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2346 been made to before the user asked for a Crosspost."
2347 ;; start scanning body for previous uses
2348 (message-goto-signature)
2349 (let ((head (re-search-backward
2350 (concat "^" mail-header-separator)
2351 nil t))) ; just search in body
2352 (message-goto-signature)
2353 (while (re-search-backward
2354 (concat "^" (regexp-quote message-cross-post-note) ".*")
2356 (message-delete-line))
2357 (message-goto-signature)
2358 (while (re-search-backward
2359 (concat "^" (regexp-quote message-followup-to-note) ".*")
2361 (message-delete-line))
2363 (if (message-goto-signature)
2364 (re-search-backward message-signature-separator))
2367 (string-match "^[ \t]*poster[ \t]*$" target-group))
2368 (insert (concat message-followup-to-note target-group "\n"))
2369 (insert (concat message-cross-post-note target-group "\n")))))
2371 (defun message-cross-post-followup-to (target-group)
2372 "Crossposts message and set Followup-To to TARGET-GROUP.
2373 With prefix-argument just set Follow-Up, don't cross-post."
2375 (list ; Completion based on Gnus
2376 (completing-read "Followup To: "
2377 (if (boundp 'gnus-newsrc-alist)
2379 nil nil '("poster" . 0)
2380 (if (boundp 'gnus-group-history)
2381 'gnus-group-history))))
2382 (when (fboundp 'gnus-group-real-name)
2383 (setq target-group (gnus-group-real-name target-group)))
2384 (cond ((not (or (null target-group) ; new subject not empty
2385 (zerop (string-width target-group))
2386 (string-match "^[ \t]*$" target-group)))
2388 (let* ((old-groups (message-fetch-field "Newsgroups"))
2389 (in-old (string-match
2390 (regexp-quote target-group)
2391 (or old-groups ""))))
2392 ;; check whether target exactly matches old Newsgroups
2393 (cond ((not old-groups)
2394 (error "No current newsgroup"))
2398 (regexp-quote target-group)
2401 ;; yes, Newsgroups line must change
2402 (message-cross-post-followup-to-header target-group)
2403 ;; insert note whether we do cross-post or followup-to
2404 (funcall message-cross-post-note-function
2406 (if (or (and message-cross-post-default
2407 (not current-prefix-arg))
2408 (and (not message-cross-post-default)
2409 current-prefix-arg)) t)
2410 in-old old-groups))))))))
2412 ;;; Reduce To: to Cc: or Bcc: header
2414 (defun message-reduce-to-to-cc ()
2415 "Replace contents of To: header with contents of Cc: or Bcc: header."
2418 (save-restriction (message-narrow-to-headers)
2419 (message-fetch-field "cc")))
2421 (if (and (not cc-content)
2424 (message-narrow-to-headers)
2425 (message-fetch-field "bcc"))))
2430 (message-delete-line)
2431 (insert (concat "To: " cc-content "\n"))
2433 (message-narrow-to-headers)
2434 (message-remove-header (if bcc
2438 ;;; End of functions adopted from `message-utils.el'.
2440 (defun message-remove-header (header &optional is-regexp first reverse)
2441 "Remove HEADER in the narrowed buffer.
2442 If IS-REGEXP, HEADER is a regular expression.
2443 If FIRST, only remove the first instance of the header.
2444 If REVERSE, remove headers that doesn't match HEADER.
2445 Return the number of headers removed."
2446 (goto-char (point-min))
2447 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2449 (case-fold-search t)
2451 (while (and (not (eobp))
2454 (not (looking-at regexp))
2455 (looking-at regexp))
2462 ;; There might be a continuation header, so we have to search
2463 ;; until we find a new non-continuation line.
2466 (if (re-search-forward "^[^ \t]" nil t)
2467 (goto-char (match-beginning 0))
2470 (if (re-search-forward "^[^ \t]" nil t)
2471 (goto-char (match-beginning 0))
2472 (goto-char (point-max)))))
2475 (defun message-remove-first-header (header)
2476 "Remove the first instance of HEADER if there is more than one."
2478 (regexp (concat "^" (regexp-quote header) ":")))
2480 (goto-char (point-min))
2481 (while (re-search-forward regexp nil t)
2484 (message-remove-header header nil t)
2487 (defun message-narrow-to-headers ()
2488 "Narrow the buffer to the head of the message."
2491 (goto-char (point-min))
2492 (if (re-search-forward
2493 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2496 (goto-char (point-min)))
2498 (defun message-narrow-to-head-1 ()
2499 "Like `message-narrow-to-head'. Don't widen."
2501 (goto-char (point-min))
2502 (if (search-forward "\n\n" nil 1)
2505 (goto-char (point-min)))
2507 ;; FIXME: clarify difference: message-narrow-to-head,
2508 ;; message-narrow-to-headers-or-head, message-narrow-to-headers
2509 (defun message-narrow-to-head ()
2510 "Narrow the buffer to the head of the message.
2511 Point is left at the beginning of the narrowed-to region."
2513 (message-narrow-to-head-1))
2515 (defun message-narrow-to-headers-or-head ()
2516 "Narrow the buffer to the head of the message."
2519 (goto-char (point-min))
2520 (if (re-search-forward (concat "\\(\n\\)\n\\|^\\("
2521 (regexp-quote mail-header-separator)
2524 (or (match-end 1) (match-beginning 2))
2526 (goto-char (point-min)))
2528 (defun message-news-p ()
2529 "Say whether the current buffer contains a news message."
2530 (and (not message-this-is-mail)
2531 (or message-this-is-news
2534 (message-narrow-to-headers)
2535 (and (message-fetch-field "newsgroups")
2536 (not (message-fetch-field "posted-to"))))))))
2538 (defun message-mail-p ()
2539 "Say whether the current buffer contains a mail message."
2540 (and (not message-this-is-news)
2541 (or message-this-is-mail
2544 (message-narrow-to-headers)
2545 (or (message-fetch-field "to")
2546 (message-fetch-field "cc")
2547 (message-fetch-field "bcc")))))))
2549 (defun message-subscribed-p ()
2550 "Say whether we need to insert a MFT header."
2551 (or message-subscribed-regexps
2552 message-subscribed-addresses
2553 message-subscribed-address-file
2554 message-subscribed-address-functions))
2556 (defun message-next-header ()
2557 "Go to the beginning of the next header."
2559 (or (eobp) (forward-char 1))
2560 (not (if (re-search-forward "^[^ \t]" nil t)
2562 (goto-char (point-max)))))
2564 (defun message-sort-headers-1 ()
2565 "Sort the buffer as headers using `message-rank' text props."
2566 (goto-char (point-min))
2569 nil 'message-next-header
2571 (message-next-header)
2575 (or (get-text-property (point) 'message-rank)
2578 (defun message-sort-headers ()
2579 "Sort the headers of the current message according to `message-header-format-alist'."
2583 (let ((max (1+ (length message-header-format-alist)))
2585 (message-narrow-to-headers)
2586 (while (re-search-forward "^[^ \n]+:" nil t)
2588 (match-beginning 0) (1+ (match-beginning 0))
2590 (if (setq rank (length (memq (assq (intern (buffer-substring
2592 (1- (match-end 0))))
2593 message-header-format-alist)
2594 message-header-format-alist)))
2597 (message-sort-headers-1))))
2599 (defun message-kill-address ()
2600 "Kill the address under point."
2602 (let ((start (point)))
2603 (message-skip-to-next-address)
2604 (kill-region start (if (bolp) (1- (point)) (point)))))
2607 (autoload 'Info-goto-node "info")
2608 (defvar mml2015-use)
2610 (defun message-info (&optional arg)
2611 "Display the Message manual.
2613 Prefixed with one \\[universal-argument], display the Emacs MIME
2614 manual. With two \\[universal-argument]'s, display the EasyPG or
2615 PGG manual, depending on the value of `mml2015-use'."
2617 (info (format "(%s)Top"
2621 ((eq arg 4) 'emacs-mime)
2622 ((and (not (booleanp arg))
2636 (defvar message-mode-map nil)
2638 (unless message-mode-map
2639 (setq message-mode-map (make-keymap))
2640 (set-keymap-parent message-mode-map text-mode-map)
2641 (define-key message-mode-map "\C-c?" 'describe-mode)
2643 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2644 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2645 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2646 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2647 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2648 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2649 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2650 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2651 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2652 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2653 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2654 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2655 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2656 (define-key message-mode-map "\C-c\C-f\C-i"
2657 'message-insert-or-toggle-importance)
2658 (define-key message-mode-map "\C-c\C-f\C-a"
2659 'message-generate-unsubscribed-mail-followup-to)
2661 ;; modify headers (and insert notes in body)
2662 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2664 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2665 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2666 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2667 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2668 ;; mark inserted text
2669 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2670 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2672 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2673 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2675 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2676 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2677 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2678 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2679 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2681 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2682 (define-key message-mode-map "\C-c\M-n"
2683 'message-insert-disposition-notification-to)
2685 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2686 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2687 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2688 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2689 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2690 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2691 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2692 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2694 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2695 (define-key message-mode-map "\C-c\C-s" 'message-send)
2696 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2697 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2698 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2700 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2701 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2702 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2703 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2704 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2705 (define-key message-mode-map [remap split-line] 'message-split-line)
2707 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2709 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2710 (define-key message-mode-map "\t" 'message-tab)
2712 (define-key message-mode-map "\M-n" 'message-display-abbrev))
2715 message-mode-menu message-mode-map "Message Menu."
2717 ["Yank Original" message-yank-original message-reply-buffer]
2718 ["Fill Yanked Message" message-fill-yanked-message t]
2719 ["Insert Signature" message-insert-signature t]
2720 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2721 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2722 ["Elide Region" message-elide-region
2723 :active (message-mark-active-p)
2724 :help "Replace text in region with an ellipsis"]
2725 ["Delete Outside Region" message-delete-not-region
2726 :active (message-mark-active-p)
2727 :help "Delete all quoted text outside region"]
2728 ["Kill To Signature" message-kill-to-signature t]
2729 ["Newline and Reformat" message-newline-and-reformat t]
2730 ["Rename buffer" message-rename-buffer t]
2731 ["Spellcheck" ispell-message :help "Spellcheck this message"]
2733 ["Insert Region Marked" message-mark-inserted-region
2734 :active (message-mark-active-p) :help "Mark region with enclosing tags"]
2735 ["Insert File Marked..." message-mark-insert-file
2736 :help "Insert file at point marked with enclosing tags"]
2738 ["Send Message" message-send-and-exit :help "Send this message"]
2739 ["Postpone Message" message-dont-send
2740 :help "File this draft message and exit"]
2741 ["Send at Specific Time..." gnus-delay-article
2742 :help "Ask, then arrange to send message at that time"]
2743 ["Kill Message" message-kill-buffer
2744 :help "Delete this message without sending"]
2746 ["Message manual" message-info :help "Display the Message manual"]))
2749 message-mode-field-menu message-mode-map ""
2751 ["To" message-goto-to t]
2752 ["From" message-goto-from t]
2753 ["Subject" message-goto-subject t]
2754 ["Change subject..." message-change-subject t]
2755 ["Cc" message-goto-cc t]
2756 ["Bcc" message-goto-bcc t]
2757 ["Fcc" message-goto-fcc t]
2758 ["Reply-To" message-goto-reply-to t]
2759 ["Flag As Important" message-insert-importance-high
2760 :help "Mark this message as important"]
2761 ["Flag As Unimportant" message-insert-importance-low
2762 :help "Mark this message as unimportant"]
2764 message-insert-disposition-notification-to
2765 :help "Request a receipt notification"]
2767 ;; (typical) news stuff
2768 ["Summary" message-goto-summary t]
2769 ["Keywords" message-goto-keywords t]
2770 ["Newsgroups" message-goto-newsgroups t]
2771 ["Fetch Newsgroups" message-insert-newsgroups t]
2772 ["Followup-To" message-goto-followup-to t]
2773 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2774 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2775 ["Distribution" message-goto-distribution t]
2776 ["Expires" message-insert-expires t ]
2777 ["X-No-Archive" message-add-archive-header t ]
2779 ;; (typical) mailing-lists stuff
2780 ["Fetch To" message-insert-to
2781 :help "Insert a To header that points to the author."]
2782 ["Fetch To and Cc" message-insert-wide-reply
2783 :help "Insert To and Cc headers as if you were doing a wide reply."]
2785 ["Send to list only" message-to-list-only t]
2786 ["Mail-Followup-To" message-goto-mail-followup-to t]
2787 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2788 :help "Insert a reasonable `Mail-Followup-To:' header."]
2789 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2791 ["Sort Headers" message-sort-headers t]
2792 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2793 ;; We hide `message-hidden-headers' by narrowing the buffer.
2794 ["Show Hidden Headers" widen t]
2795 ["Goto Body" message-goto-body t]
2796 ["Goto Signature" message-goto-signature t]))
2798 (defvar message-tool-bar-map nil)
2800 (defvar facemenu-add-face-function)
2801 (defvar facemenu-remove-face-function)
2803 ;;; Forbidden properties
2805 ;; We use `after-change-functions' to keep special text properties
2806 ;; that interfere with the normal function of message mode out of the
2809 (defcustom message-strip-special-text-properties t
2810 "Strip special properties from the message buffer.
2812 Emacs has a number of special text properties which can break message
2813 composing in various ways. If this option is set, message will strip
2814 these properties from the message composition buffer. However, some
2815 packages requires these properties to be present in order to work.
2816 If you use one of these packages, turn this option off, and hope the
2817 message composition doesn't break too bad."
2819 :group 'message-various
2820 :link '(custom-manual "(message)Various Message Variables")
2823 (defvar message-forbidden-properties
2824 ;; No reason this should be clutter up customize. We make it a
2825 ;; property list (rather than a list of property symbols), to be
2826 ;; directly useful for `remove-text-properties'.
2827 '(field nil read-only nil invisible nil intangible nil
2828 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2829 insert-behind-hooks nil point-entered nil point-left nil)
2830 ;; Other special properties:
2831 ;; category, face, display: probably doesn't do any harm.
2832 ;; fontified: is used by font-lock.
2833 ;; syntax-table, local-map: I dunno.
2834 "Property list of with properties forbidden in message buffers.
2835 The values of the properties are ignored, only the property names are used.")
2837 (defun message-tamago-not-in-use-p (pos)
2838 "Return t when tamago version 4 is not in use at the cursor position.
2839 Tamago version 4 is a popular input method for writing Japanese text.
2840 It uses the properties `intangible', `invisible', `modification-hooks'
2841 and `read-only' when translating ascii or kana text to kanji text.
2842 These properties are essential to work, so we should never strip them."
2843 (not (and (boundp 'egg-modefull-mode)
2844 (symbol-value 'egg-modefull-mode)
2845 (or (memq (get-text-property pos 'intangible)
2846 '(its-part-1 its-part-2))
2847 (get-text-property pos 'egg-end)
2848 (get-text-property pos 'egg-lang)
2849 (get-text-property pos 'egg-start)))))
2851 (defsubst message-mail-alias-type-p (type)
2852 (if (atom message-mail-alias-type)
2853 (eq message-mail-alias-type type)
2854 (memq type message-mail-alias-type)))
2856 (defun message-strip-forbidden-properties (begin end &optional old-length)
2857 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2858 This function is intended to be called from `after-change-functions'.
2859 See also `message-forbidden-properties'."
2860 (when (and (message-mail-alias-type-p 'ecomplete)
2861 (memq this-command message-self-insert-commands))
2862 (message-display-abbrev))
2863 (when (and message-strip-special-text-properties
2864 (message-tamago-not-in-use-p begin))
2865 (let ((buffer-read-only nil)
2866 (inhibit-read-only t))
2867 (remove-text-properties begin end message-forbidden-properties))))
2869 (defvar message-smileys '(":-)" ":)"
2872 "A list of recognized smiley faces in `message-mode'.")
2874 (defun message--syntax-propertize (beg end)
2875 "Syntax-propertize certain message text specially."
2876 (let ((citation-regexp (concat "^" message-cite-prefix-regexp ".*$"))
2877 (smiley-regexp (regexp-opt message-smileys)))
2879 (while (search-forward-regexp citation-regexp
2881 (let ((start (match-beginning 0))
2882 (end (match-end 0)))
2883 (add-text-properties start (1+ start)
2884 `(syntax-table ,(string-to-syntax "<")))
2885 (add-text-properties end (min (1+ end) (point-max))
2886 `(syntax-table ,(string-to-syntax ">")))))
2888 (while (search-forward-regexp smiley-regexp
2890 (add-text-properties (match-beginning 0) (match-end 0)
2891 `(syntax-table ,(string-to-syntax "."))))))
2894 (define-derived-mode message-mode text-mode "Message"
2895 "Major mode for editing mail and news to be sent.
2896 Like Text Mode but with these additional commands:\\<message-mode-map>
2897 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2898 C-c C-d Postpone sending the message C-c C-k Kill the message
2899 C-c C-f move to a header field (and create it if there isn't):
2900 C-c C-f C-t move to To C-c C-f C-s move to Subject
2901 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2902 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2903 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2904 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2905 C-c C-f C-o move to From (\"Originator\")
2906 C-c C-f C-f move to Followup-To
2907 C-c C-f C-m move to Mail-Followup-To
2908 C-c C-f C-e move to Expires
2909 C-c C-f C-i cycle through Importance values
2910 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2911 C-c C-f x crossposting with FollowUp-To header and note in body
2912 C-c C-f t replace To: header with contents of Cc: or Bcc:
2913 C-c C-f a Insert X-No-Archive: header and a note in the body
2914 C-c C-t `message-insert-to' (add a To header to a news followup)
2915 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2916 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2917 C-c C-b `message-goto-body' (move to beginning of message text).
2918 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2919 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2920 C-c C-y `message-yank-original' (insert current message, if any).
2921 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2922 C-c C-e `message-elide-region' (elide the text between point and mark).
2923 C-c C-v `message-delete-not-region' (remove the text outside the region).
2924 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2925 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2926 C-c C-a `mml-attach-file' (attach a file as MIME).
2927 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2928 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2929 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2930 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2931 M-RET `message-newline-and-reformat' (break the line and reformat)."
2932 (set (make-local-variable 'message-reply-buffer) nil)
2933 (set (make-local-variable 'message-inserted-headers) nil)
2934 (set (make-local-variable 'message-send-actions) nil)
2935 (set (make-local-variable 'message-return-action) nil)
2936 (set (make-local-variable 'message-exit-actions) nil)
2937 (set (make-local-variable 'message-kill-actions) nil)
2938 (set (make-local-variable 'message-postpone-actions) nil)
2939 (set (make-local-variable 'message-draft-article) nil)
2940 (setq buffer-offer-save t)
2941 (set (make-local-variable 'facemenu-add-face-function)
2943 (let ((face-fun (cdr (assq face message-face-alist))))
2945 (funcall face-fun (point) end)
2946 (error "Face %s not configured for %s mode" face mode-name)))
2948 (set (make-local-variable 'facemenu-remove-face-function) t)
2949 (set (make-local-variable 'message-reply-headers) nil)
2950 (make-local-variable 'message-newsreader)
2951 (make-local-variable 'message-mailer)
2952 (make-local-variable 'message-post-method)
2953 (set (make-local-variable 'message-sent-message-via) nil)
2954 (set (make-local-variable 'message-checksum) nil)
2955 (set (make-local-variable 'message-mime-part) 0)
2956 (message-setup-fill-variables)
2957 (when message-fill-column
2958 (setq fill-column message-fill-column)
2959 (turn-on-auto-fill))
2960 ;; Allow using comment commands to add/remove quoting.
2961 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2962 (when message-yank-prefix
2963 (set (make-local-variable 'comment-start) message-yank-prefix)
2964 (set (make-local-variable 'comment-start-skip)
2965 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2966 (set (make-local-variable 'font-lock-defaults)
2967 '(message-font-lock-keywords t))
2968 (if (boundp 'tool-bar-map)
2969 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar)))
2970 (easy-menu-add message-mode-menu message-mode-map)
2971 (easy-menu-add message-mode-field-menu message-mode-map)
2972 ;; Mmmm... Forbidden properties...
2973 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2975 ;; Allow mail alias things.
2977 ((message-mail-alias-type-p 'abbrev)
2978 (mail-abbrevs-setup))
2979 ((message-mail-alias-type-p 'ecomplete)
2981 (add-hook 'completion-at-point-functions 'message-completion-function nil t)
2982 (unless buffer-file-name
2983 (message-set-auto-save-file-name))
2984 (unless (buffer-base-buffer)
2985 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2986 ;; multibyte is not necessary at all. -- zsh
2987 (mm-enable-multibyte))
2988 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2990 ;; Syntactic fontification. Helps `show-paren-mode',
2991 ;; `electric-pair-mode', and C-M-* navigation by syntactically
2992 ;; excluding citations and other artifacts.
2994 (set (make-local-variable 'syntax-propertize-function) 'message--syntax-propertize)
2995 (set (make-local-variable 'parse-sexp-ignore-comments) t))
2997 (defun message-setup-fill-variables ()
2998 "Setup message fill variables."
2999 (set (make-local-variable 'fill-paragraph-function)
3000 'message-fill-paragraph)
3001 (make-local-variable 'paragraph-separate)
3002 (make-local-variable 'paragraph-start)
3003 (make-local-variable 'adaptive-fill-regexp)
3004 (make-local-variable 'adaptive-fill-first-line-regexp)
3005 (let ((quote-prefix-regexp
3006 ;; User should change message-cite-prefix-regexp if
3007 ;; message-yank-prefix is set to an abnormal value.
3008 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
3009 (setq paragraph-start
3011 (regexp-quote mail-header-separator) "$\\|"
3012 "[ \t]*$\\|" ; blank lines
3013 "-- $\\|" ; signature delimiter
3014 "---+$\\|" ; delimiters for forwarded messages
3015 page-delimiter "$\\|" ; spoiler warnings
3016 ".*wrote:$\\|" ; attribution lines
3017 quote-prefix-regexp "$\\|" ; empty lines in quoted text
3019 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
3020 (setq paragraph-separate paragraph-start)
3021 (setq adaptive-fill-regexp
3022 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
3023 (setq adaptive-fill-first-line-regexp
3024 (concat quote-prefix-regexp "\\|"
3025 adaptive-fill-first-line-regexp)))
3026 (setq-local auto-fill-inhibit-regexp nil)
3027 (setq-local normal-auto-fill-function 'message-do-auto-fill))
3032 ;;; Message mode commands
3035 ;;; Movement commands
3037 (defun message-goto-to ()
3038 "Move point to the To header."
3041 (message-position-on-field "To"))
3043 (defun message-goto-from ()
3044 "Move point to the From header."
3047 (message-position-on-field "From"))
3049 (defun message-goto-subject ()
3050 "Move point to the Subject header."
3053 (message-position-on-field "Subject"))
3055 (defun message-goto-cc ()
3056 "Move point to the Cc header."
3059 (message-position-on-field "Cc" "To"))
3061 (defun message-goto-bcc ()
3062 "Move point to the Bcc header."
3065 (message-position-on-field "Bcc" "Cc" "To"))
3067 (defun message-goto-fcc ()
3068 "Move point to the Fcc header."
3071 (message-position-on-field "Fcc" "To" "Newsgroups"))
3073 (defun message-goto-reply-to ()
3074 "Move point to the Reply-To header."
3077 (message-position-on-field "Reply-To" "Subject"))
3079 (defun message-goto-newsgroups ()
3080 "Move point to the Newsgroups header."
3083 (message-position-on-field "Newsgroups"))
3085 (defun message-goto-distribution ()
3086 "Move point to the Distribution header."
3089 (message-position-on-field "Distribution"))
3091 (defun message-goto-followup-to ()
3092 "Move point to the Followup-To header."
3095 (message-position-on-field "Followup-To" "Newsgroups"))
3097 (defun message-goto-mail-followup-to ()
3098 "Move point to the Mail-Followup-To header."
3101 (message-position-on-field "Mail-Followup-To" "To"))
3103 (defun message-goto-keywords ()
3104 "Move point to the Keywords header."
3107 (message-position-on-field "Keywords" "Subject"))
3109 (defun message-goto-summary ()
3110 "Move point to the Summary header."
3113 (message-position-on-field "Summary" "Subject"))
3115 (defun message-goto-body ()
3116 "Move point to the beginning of the message body."
3118 (when (and (called-interactively-p 'any)
3119 (looking-at "[ \t]*\n"))
3122 (goto-char (point-min))
3123 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
3124 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
3126 (defun message-in-body-p ()
3127 "Return t if point is in the message body."
3130 (goto-char (point-min))
3131 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
3132 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t))
3135 (defun message-goto-eoh ()
3136 "Move point to the end of the headers."
3141 (defun message-goto-signature ()
3142 "Move point to the beginning of the message signature.
3143 If there is no signature in the article, go to the end and
3147 (goto-char (point-min))
3148 (if (re-search-forward message-signature-separator nil t)
3150 (goto-char (point-max))
3153 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
3154 "Insert a reasonable MFT header in a post to an unsubscribed list.
3155 When making original posts to a mailing list you are not subscribed to,
3156 you have to type in a MFT header by hand. The contents, usually, are
3157 the addresses of the list and your own address. This function inserts
3158 such a header automatically. It fetches the contents of the To: header
3159 in the current mail buffer, and appends the current `user-mail-address'.
3161 If the optional argument INCLUDE-CC is non-nil, the addresses in the
3162 Cc: header are also put into the MFT."
3167 (message-narrow-to-headers)
3168 (message-remove-header "Mail-Followup-To")
3169 (setq cc (and include-cc (message-fetch-field "Cc")))
3171 (concat (message-fetch-field "To") "," cc)
3172 (message-fetch-field "To"))))
3173 (message-goto-mail-followup-to)
3174 (insert (concat tos ", " user-mail-address))))
3178 (defun message-insert-to (&optional force)
3179 "Insert a To header that points to the author of the article being replied to.
3180 If the original author requested not to be sent mail, don't insert unless the
3181 prefix FORCE is given."
3183 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
3184 (dont (and mct (or (equal (downcase mct) "never")
3185 (equal (downcase mct) "nobody"))))
3186 (to (or (message-fetch-reply-field "mail-reply-to")
3187 (message-fetch-reply-field "reply-to")
3188 (message-fetch-reply-field "from"))))
3192 "Ignoring the user request not to have copies sent via mail"
3193 "Complying with the user request not to have copies sent via mail")))
3194 (when (and force (not to))
3195 (error "No mail address in the article"))
3196 (when (and to (or force (not dont)))
3197 (message-carefully-insert-headers (list (cons 'To to))))))
3199 (defun message-insert-wide-reply ()
3200 "Insert To and Cc headers as if you were doing a wide reply."
3202 (let ((headers (message-with-reply-buffer
3203 (message-get-reply-headers t))))
3204 (message-carefully-insert-headers headers)))
3206 (defcustom message-header-synonyms
3209 "List of lists of header synonyms.
3210 E.g., if this list contains a member list with elements `Cc' and `To',
3211 then `message-carefully-insert-headers' will not insert a `To' header
3212 when the message is already `Cc'ed to the recipient."
3214 :group 'message-headers
3215 :link '(custom-manual "(message)Message Headers")
3216 :type '(repeat sexp))
3218 (defun message-carefully-insert-headers (headers)
3219 "Insert the HEADERS, an alist, into the message buffer.
3220 Does not insert the headers when they are already present there
3221 or in the synonym headers, defined by `message-header-synonyms'."
3222 ;; FIXME: Should compare only the address and not the full name. Comparison
3223 ;; should be done case-folded (and with `string=' rather than
3225 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
3226 (dolist (header headers)
3227 (let* ((header-name (symbol-name (car header)))
3228 (new-header (cdr header))
3229 (synonyms (loop for synonym in message-header-synonyms
3230 when (memq (car header) synonym) return synonym))
3232 (loop for synonym in synonyms
3233 for old-header = (mail-fetch-field (symbol-name synonym))
3234 when (and old-header (string-match new-header old-header))
3237 (message "already have `%s' in `%s'" new-header old-header)
3238 (when (and (message-position-on-field header-name)
3239 (setq old-header (mail-fetch-field header-name))
3240 (not (string-match "\\` *\\'" old-header)))
3242 (insert new-header)))))
3244 (defun message-widen-reply ()
3245 "Widen the reply to include maximum recipients."
3248 (and (bufferp message-reply-buffer)
3249 (buffer-name message-reply-buffer)
3250 (with-current-buffer message-reply-buffer
3251 (message-get-reply-headers t)))))
3254 (message-narrow-to-headers)
3255 (dolist (elem follow-to)
3256 (message-remove-header (symbol-name (car elem)))
3257 (goto-char (point-min))
3258 (insert (symbol-name (car elem)) ": "
3259 (cdr elem) "\n"))))))
3261 (defun message-insert-newsgroups ()
3262 "Insert the Newsgroups header from the article being replied to."
3264 (let ((old-newsgroups (mail-fetch-field "newsgroups"))
3265 (new-newsgroups (message-fetch-reply-field "newsgroups"))
3268 (message-position-on-field "Newsgroups")
3270 ((not new-newsgroups)
3271 (error "No Newsgroups to insert"))
3272 ((not old-newsgroups)
3273 (insert new-newsgroups))
3275 (setq new-newsgroups (split-string new-newsgroups "[, ]+")
3276 old-newsgroups (split-string old-newsgroups "[, ]+"))
3277 (dolist (group new-newsgroups)
3278 (unless (member group old-newsgroups)
3279 (push group insert-newsgroups)))
3280 (if (null insert-newsgroups)
3281 (error "Newgroup%s already in the header"
3282 (if (> (length new-newsgroups) 1)
3284 (when old-newsgroups
3286 (dolist (group insert-newsgroups)
3290 (insert group)))))))
3294 ;;; Various commands
3296 (defun message-delete-not-region (beg end)
3297 "Delete everything in the body of the current message outside of the region."
3302 ;; snarf citation prefix, if appropriate
3303 (unless (eq (point) (progn (beginning-of-line) (point)))
3304 (when (looking-at message-cite-prefix-regexp)
3305 (setq citeprefix (match-string 0))))
3307 (delete-region (point) (if (not (message-goto-signature))
3313 (delete-region beg (progn (message-goto-body)
3317 (insert citeprefix))))
3318 (when (message-goto-signature)
3321 (defun message-kill-to-signature (&optional arg)
3322 "Kill all text up to the signature.
3323 If a numeric argument or prefix arg is given, leave that number
3324 of lines before the signature intact."
3328 (let ((point (point)))
3329 (narrow-to-region point (point-max))
3330 (message-goto-signature)
3332 (if (and arg (numberp arg))
3333 (forward-line (- -1 arg))
3335 (unless (= point (point))
3336 (kill-region point (point))
3340 (defun message-newline-and-reformat (&optional arg not-break)
3341 "Insert four newlines, and then reformat if inside quoted text.
3342 Prefix arg means justify as well."
3343 (interactive (list (if current-prefix-arg 'full)))
3344 (let (quoted point beg end leading-space bolp fill-paragraph-function)
3345 (setq point (point))
3348 (setq bolp (= beg point))
3349 ;; Find first line of the paragraph.
3351 (while (and (not (eobp))
3352 (not (looking-at message-cite-prefix-regexp))
3353 (looking-at paragraph-start))
3356 (when (looking-at message-cite-prefix-regexp)
3357 (setq quoted (match-string 0))
3358 (goto-char (match-end 0))
3359 (looking-at "[ \t]*")
3360 (setq leading-space (match-string 0)))
3364 (< (- point beg) (length quoted)))
3365 ;; break inside the cite prefix.
3371 (while (and (not (eobp))
3372 (not (looking-at paragraph-separate))
3373 (looking-at message-cite-prefix-regexp)
3374 (equal quoted (match-string 0)))
3375 (goto-char (match-end 0))
3376 (looking-at "[ \t]*")
3377 (if (> (length leading-space) (length (match-string 0)))
3378 (setq leading-space (match-string 0)))
3382 (while (and (if (bobp) nil (forward-line -1) t)
3383 (not (looking-at paragraph-start))
3384 (looking-at message-cite-prefix-regexp)
3385 (equal quoted (match-string 0)))
3387 (goto-char (match-end 0))
3388 (looking-at "[ \t]*")
3389 (if (> (length leading-space) (length (match-string 0)))
3390 (setq leading-space (match-string 0)))))
3391 (while (and (not (eobp))
3392 (not (looking-at paragraph-separate))
3393 (not (looking-at message-cite-prefix-regexp)))
3397 (while (and (if (bobp) nil (forward-line -1) t)
3398 (not (looking-at paragraph-start))
3399 (not (looking-at message-cite-prefix-regexp)))
3400 (setq beg (point))))
3403 (narrow-to-region beg end)
3410 (setq point (point))
3411 ;; (newline 2) doesn't mark both newline's as hard, so call
3412 ;; newline twice. -jas
3415 (delete-region (point) (re-search-forward "[ \t]*"))
3416 (when (and quoted (not bolp))
3417 (insert quoted leading-space)))
3420 (let* ((adaptive-fill-regexp
3421 (regexp-quote (concat quoted leading-space)))
3422 (adaptive-fill-first-line-regexp
3423 adaptive-fill-regexp ))
3424 (fill-paragraph arg))
3425 (fill-paragraph arg))
3426 (if point (goto-char point)))))
3428 (defun message-fill-paragraph (&optional arg)
3429 "Message specific function to fill a paragraph.
3430 This function is used as the value of `fill-paragraph-function' in
3431 Message buffers and is not meant to be called directly."
3432 (interactive (list (if current-prefix-arg 'full)))
3433 (if (message-point-in-header-p)
3434 (message-fill-field)
3435 (message-newline-and-reformat arg t))
3438 (defun message-point-in-header-p ()
3439 "Return t if point is in the header."
3443 (let ((bound (+ (point-at-eol) 1)) case-fold-search)
3444 (goto-char (point-min))
3445 (not (search-forward (concat "\n" mail-header-separator "\n")
3448 (defun message-do-auto-fill ()
3449 "Like `do-auto-fill', but don't fill in message header."
3450 (unless (message-point-in-header-p)
3453 (defun message-insert-signature (&optional force)
3454 "Insert a signature. See documentation for variable `message-signature'."
3455 (interactive (list 0))
3458 ((and (null message-signature)
3461 (goto-char (point-max))
3462 (not (re-search-backward message-signature-separator nil t))))
3463 ((and (null message-signature)
3466 ((functionp message-signature)
3467 (funcall message-signature))
3468 ((listp message-signature)
3469 (eval message-signature))
3470 (t message-signature)))
3473 (cond ((stringp signature)
3475 ((and (eq t signature) message-signature-file)
3476 (setq signature-file
3477 (if (and message-signature-directory
3478 ;; don't actually use the signature directory
3479 ;; if message-signature-file contains a path.
3480 (not (file-name-directory
3481 message-signature-file)))
3482 (expand-file-name message-signature-file
3483 message-signature-directory)
3484 message-signature-file))
3485 (file-exists-p signature-file))))
3487 (goto-char (point-max))
3488 ;; Insert the signature.
3491 (when message-signature-insert-empty-line
3495 (if (eq signature t)
3496 (insert-file-contents signature-file)
3498 (goto-char (point-max))
3499 (or (bolp) (newline)))))
3501 (defun message-insert-importance-high ()
3502 "Insert header to mark message as important."
3506 (message-narrow-to-headers)
3507 (message-remove-header "Importance"))
3509 (insert "Importance: high\n")))
3511 (defun message-insert-importance-low ()
3512 "Insert header to mark message as unimportant."
3516 (message-narrow-to-headers)
3517 (message-remove-header "Importance"))
3519 (insert "Importance: low\n")))
3521 (defun message-insert-or-toggle-importance ()
3522 "Insert a \"Importance: high\" header, or cycle through the header values.
3523 The three allowed values according to RFC 1327 are `high', `normal'
3530 (message-narrow-to-headers)
3531 (when (setq cur (message-fetch-field "Importance"))
3532 (message-remove-header "Importance")
3533 (setq new (cond ((string= cur "high")
3535 ((string= cur "low")
3540 (insert (format "Importance: %s\n" new)))))
3542 (defun message-insert-disposition-notification-to ()
3543 "Request a disposition notification (return receipt) to this message.
3544 Note that this should not be used in newsgroups."
3548 (message-narrow-to-headers)
3549 (message-remove-header "Disposition-Notification-To"))
3551 (insert (format "Disposition-Notification-To: %s\n"
3552 (or (message-field-value "Reply-to")
3553 (message-field-value "From")
3554 (message-make-from))))))
3556 (defun message-elide-region (b e)
3557 "Elide the text in the region.
3558 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3561 (let ((lines (count-lines b e))
3564 (insert (format-spec message-elide-ellipsis
3568 (defvar message-caesar-translation-table nil)
3570 (defun message-caesar-region (b e &optional n)
3571 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3574 (min (point) (or (mark t) (point)))
3575 (max (point) (or (mark t) (point)))
3576 (when current-prefix-arg
3577 (prefix-numeric-value current-prefix-arg))))
3579 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3580 (unless (or (zerop n) ; no action needed for a rot of 0
3581 (= b e)) ; no region to rotate
3582 ;; We build the table, if necessary.
3583 (when (or (not message-caesar-translation-table)
3584 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3585 (setq message-caesar-translation-table
3586 (message-make-caesar-translation-table n)))
3587 (translate-region b e message-caesar-translation-table)))
3589 (defun message-make-caesar-translation-table (n)
3590 "Create a rot table with offset N."
3592 (table (make-string 256 0)))
3593 (while (< (incf i) 256)
3596 (substring table 0 ?A)
3597 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3598 (substring table ?A (+ ?A n))
3599 (substring table (+ ?A 26) ?a)
3600 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3601 (substring table ?a (+ ?a n))
3602 (substring table (+ ?a 26) 255))))
3604 (defun message-caesar-buffer-body (&optional rotnum wide)
3605 "Caesar rotate all letters in the current buffer by 13 places.
3606 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3607 With prefix arg, specifies the number of places to rotate each letter forward.
3608 Mail and USENET news headers are not rotated unless WIDE is non-nil."
3609 (interactive (if current-prefix-arg
3610 (list (prefix-numeric-value current-prefix-arg))
3614 (when (and (not wide) (message-goto-body))
3615 (narrow-to-region (point) (point-max)))
3616 (message-caesar-region (point-min) (point-max) rotnum))))
3618 (defun message-pipe-buffer-body (program)
3619 "Pipe the message body in the current buffer through PROGRAM."
3622 (when (message-goto-body)
3623 (narrow-to-region (point) (point-max)))
3624 (shell-command-on-region
3625 (point-min) (point-max) program nil t))))
3627 (defun message-rename-buffer (&optional enter-string)
3628 "Rename the *message* buffer to \"*message* RECIPIENT\".
3629 If the function is run with a prefix, it will ask for a new buffer
3630 name, rather than giving an automatic name."
3631 (interactive "Pbuffer name: ")
3634 (goto-char (point-min))
3635 (narrow-to-region (point)
3636 (search-forward mail-header-separator nil 'end))
3638 (if (message-news-p) (message-fetch-field "Newsgroups")
3639 (message-fetch-field "To"))
3642 (if (string-match "," mail-to)
3643 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3645 (name-default (concat "*message* " mail-trimmed-to))
3646 (name (if enter-string
3647 (read-string "New buffer name: " name-default)
3649 (rename-buffer name t)))))
3651 (defun message-fill-yanked-message (&optional justifyp)
3652 "Fill the paragraphs of a message yanked into this one.
3653 Numeric argument means justify as well."
3656 (goto-char (point-min))
3657 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3658 (let ((fill-prefix message-yank-prefix))
3659 (fill-individual-paragraphs (point) (point-max) justifyp))))
3661 (defun message-indent-citation (&optional start end yank-only)
3662 "Modify text just inserted from a message to be cited.
3663 The inserted text should be the region.
3664 When this function returns, the region is again around the modified text.
3666 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3667 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3668 (unless start (setq start (point)))
3670 ;; Remove unwanted headers.
3671 (when message-ignored-cited-headers
3676 (if (search-forward "\n\n" nil t)
3679 (message-remove-header message-ignored-cited-headers t)
3680 (when (= (point-min) (point-max))
3681 (setq all-removed t))
3682 (goto-char (point-max)))
3686 ;; Delete blank lines at the start of the buffer.
3687 (while (and (point-min)
3690 (message-delete-line))
3691 ;; Delete blank lines at the end of the buffer.
3692 (goto-char (point-max))
3693 (unless (eq (preceding-char) ?\n)
3695 (while (and (zerop (forward-line -1))
3697 (message-delete-line)))
3698 ;; Do the indentation.
3699 (if (null message-yank-prefix)
3700 (indent-rigidly start (or end (mark t)) message-indentation-spaces)
3703 (while (< (point) (or end (mark t)))
3704 (cond ((looking-at ">")
3705 (insert message-yank-cited-prefix))
3707 (insert message-yank-empty-prefix))
3709 (insert message-yank-prefix)))
3713 (defun message-remove-blank-cited-lines (&optional remove)
3714 "Remove cited lines containing only blanks.
3715 If REMOVE is non-nil, remove newlines, too.
3717 To use this automatically, you may add this function to
3718 `gnus-message-setup-hook'."
3720 (let ((citexp (concat "^\\("
3721 (concat message-yank-cited-prefix "\\|")
3724 (message "Removing `%s'" citexp)
3727 (while (re-search-forward citexp nil t)
3728 (replace-match (if remove "" "\n"))))))
3730 (defun message--yank-original-internal (arg)
3731 (let ((modified (buffer-modified-p))
3733 (when (and message-reply-buffer
3734 message-cite-function)
3735 (when (equal message-cite-reply-position 'above)
3738 (buffer-substring (message-goto-body)
3740 (delete-region (message-goto-body) (point-max))))
3741 (if (bufferp message-reply-buffer)
3742 (delete-windows-on message-reply-buffer t))
3743 (push-mark (save-excursion
3745 ((bufferp message-reply-buffer)
3746 (insert-buffer-substring message-reply-buffer))
3747 ((and (consp message-reply-buffer)
3748 (functionp (car message-reply-buffer)))
3749 (apply (car message-reply-buffer)
3750 (cdr message-reply-buffer))))
3755 (funcall message-cite-function)
3756 (unless (eq (char-before (mark t)) ?\n)
3758 (goto-char (mark t))
3759 (insert-before-markers ?\n)
3761 (case message-cite-reply-position
3765 (insert (if (bolp) "\n" "\n\n"))
3766 (message-goto-body))
3768 (message-goto-signature)))
3769 ;; Add a `message-setup-very-last-hook' here?
3770 ;; Add `gnus-article-highlight-citation' here?
3772 (setq message-checksum (message-checksum))))))
3774 (defun message-yank-original (&optional arg)
3775 "Insert the message being replied to, if any.
3776 Puts point before the text and mark after.
3777 Normally indents each nonblank line ARG spaces (default 3). However,
3778 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3780 This function uses `message-cite-function' to do the actual citing.
3782 Just \\[universal-argument] as argument means don't indent, insert no
3783 prefix, and don't delete any headers."
3785 ;; eval the let forms contained in message-cite-style
3787 `(let ,(if (symbolp message-cite-style)
3788 (symbol-value message-cite-style)
3790 (message--yank-original-internal ',arg))))
3792 (defun message-yank-buffer (buffer)
3793 "Insert BUFFER into the current buffer and quote it."
3794 (interactive "bYank buffer: ")
3795 (let ((message-reply-buffer (get-buffer buffer)))
3796 (save-window-excursion
3797 (message-yank-original))))
3799 (defun message-buffers ()
3800 "Return a list of active message buffers."
3802 (save-current-buffer
3803 (dolist (buffer (buffer-list t))
3805 (when (and (derived-mode-p 'message-mode)
3806 (null message-sent-message-via))
3807 (push (buffer-name buffer) buffers))))
3808 (nreverse buffers)))
3810 (defun message-cite-original-1 (strip-signature)
3811 "Cite an original message.
3812 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3815 This function uses `mail-citation-hook' if that is non-nil."
3816 (if (and (boundp 'mail-citation-hook)
3818 (run-hooks 'mail-citation-hook)
3819 (let* ((start (point))
3823 (when message-indent-citation-function
3824 (if (listp message-indent-citation-function)
3825 message-indent-citation-function
3826 (list message-indent-citation-function))))
3827 ;; This function may be called by `gnus-summary-yank-message' and
3828 ;; may insert a different article from the original. So, we will
3829 ;; modify the value of `message-reply-headers' with that article.
3830 (message-reply-headers
3832 (narrow-to-region start end)
3833 (message-narrow-to-head-1)
3834 (setq x-no-archive (message-fetch-field "x-no-archive"))
3836 (or (message-fetch-field "subject") "none")
3837 (or (message-fetch-field "from") "nobody")
3838 (message-fetch-field "date")
3839 (message-fetch-field "message-id" t)
3840 (message-fetch-field "references")
3842 (mml-quote-region start end)
3843 (when strip-signature
3847 (when (re-search-backward message-signature-separator start t)
3848 ;; Also peel off any blank lines before the signature.
3850 (while (looking-at "^[ \t]*$")
3853 (delete-region (point) end)
3854 (unless (search-backward "\n\n" start t)
3855 ;; Insert a blank line if it is peeled off.
3858 (mapc 'funcall functions)
3859 (when message-citation-line-function
3862 (funcall message-citation-line-function))
3863 (when (and x-no-archive
3864 (not message-cite-articles-with-x-no-archive)
3865 (string-match "yes" x-no-archive))
3867 (delete-region (point) (mark t))
3868 (insert "> [Quoted text removed due to X-No-Archive]\n")
3870 (forward-line -1)))))
3872 (defun message-cite-original ()
3873 "Cite function in the standard Message manner."
3874 (message-cite-original-1 nil))
3876 (autoload 'format-spec "format-spec")
3877 (autoload 'gnus-date-get-time "gnus-util")
3879 (defun message-insert-formatted-citation-line (&optional from date tz)
3880 "Function that inserts a formatted citation line.
3881 The optional FROM, and DATE are strings containing the contents of
3882 the From header and the Date header respectively. The optional TZ
3883 is a number of seconds, overrides the time zone of DATE.
3885 See `message-citation-line-format'."
3886 ;; The optional args are for testing/debugging. They will disappear later.
3888 ;; (with-temp-buffer
3889 ;; (message-insert-formatted-citation-line
3890 ;; "John Doe <john.doe@example.invalid>"
3891 ;; (message-make-date))
3893 (when (or message-reply-headers (and from date))
3895 (setq from (mail-header-from message-reply-headers)))
3896 (let* ((data (condition-case ()
3897 (funcall (if (boundp 'gnus-extract-address-components)
3898 gnus-extract-address-components
3899 'mail-extract-address-components)
3905 (net (car (cdr data)))
3906 (name-or-net (or (car data)
3907 (car (cdr data)) from))
3909 (when (string-match "%[^fnNFL]" message-citation-line-format)
3910 (cond ((numberp (car-safe date)) date) ;; backward compatibility
3911 (date (gnus-date-get-time date))
3914 (setq date (mail-header-date message-reply-headers)))))))
3916 (when (stringp date)
3917 (nth 8 (parse-time-string date)))))
3920 (when (stringp name)
3921 ;; Guess first name and last name:
3926 (if (string-match "\\`\\(\\w\\|[-.]\\)+\\'"
3930 (split-string name "[ \t]+"))))
3931 (count (length names)))
3933 (setq fname (car names)
3935 ((or (= count 2) (= count 3))
3936 (setq fname (car names)
3937 lname (mapconcat 'identity (cdr names) " ")))
3939 (setq fname (mapconcat 'identity
3940 (butlast names (- count 2))
3942 lname (mapconcat 'identity
3945 (when (string-match "\\(.*\\),\\'" fname)
3946 (let ((newlname (match-string 1 fname)))
3947 (setq fname lname lname newlname)))))
3948 ;; The following letters are not used in `format-time-string':
3949 (push ?E lst) (push "<E>" lst)
3950 (push ?F lst) (push (or fname name-or-net) lst)
3951 ;; We might want to use "" instead of "<X>" later.
3952 (push ?J lst) (push "<J>" lst)
3953 (push ?K lst) (push "<K>" lst)
3954 (push ?L lst) (push lname lst)
3955 (push ?N lst) (push name-or-net lst)
3956 (push ?O lst) (push "<O>" lst)
3957 (push ?P lst) (push "<P>" lst)
3958 (push ?Q lst) (push "<Q>" lst)
3959 (push ?f lst) (push from lst)
3960 (push ?i lst) (push "<i>" lst)
3961 (push ?n lst) (push net lst)
3962 (push ?o lst) (push "<o>" lst)
3963 (push ?q lst) (push "<q>" lst)
3964 (push ?t lst) (push "<t>" lst)
3965 (push ?v lst) (push "<v>" lst)
3966 ;; Delegate the rest to `format-time-string':
3968 (when (and (not (memq i lst))
3973 (push (condition-case nil
3974 (gmm-format-time-string (format "%%%c" i) time tz)
3975 (error (format ">%c<" i)))
3979 (spec (apply 'format-spec-make flist)))
3980 (insert (format-spec message-citation-line-format spec)))
3983 (defun message-cite-original-without-signature ()
3984 "Cite function in the standard Message manner.
3985 This function strips off the signature from the original message."
3986 (message-cite-original-1 t))
3988 (defun message-insert-citation-line ()
3989 "Insert a simple citation line."
3990 (when message-reply-headers
3991 (insert (mail-header-from message-reply-headers) " writes:")
3995 (defun message-position-on-field (header &rest afters)
3996 (let ((case-fold-search t))
3999 (goto-char (point-min))
4002 (concat "^" (regexp-quote mail-header-separator) "$"))
4003 (match-beginning 0)))
4004 (goto-char (point-min))
4005 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
4007 (re-search-forward "^[^ \t]" nil 'move)
4009 (skip-chars-backward "\n")
4012 (not (re-search-forward
4013 (concat "^" (regexp-quote (car afters)) ":")
4017 (re-search-forward "^[^ \t]" nil 'move)
4018 (beginning-of-line))
4019 (insert header ": \n")
4026 ;;; Sending messages
4029 (defun message-send-and-exit (&optional arg)
4030 "Send message like `message-send', then, if no errors, exit from mail buffer.
4031 The usage of ARG is defined by the instance that called Message.
4032 It should typically alter the sending method in some way or other."
4034 (let ((buf (current-buffer))
4035 (actions message-exit-actions))
4036 (when (and (message-send arg)
4039 (if message-kill-buffer-on-exit
4041 (message-do-actions actions)
4044 (defun message-dont-send ()
4045 "Don't send the message you have been editing.
4046 Instead, just auto-save the buffer and then bury it."
4048 (set-buffer-modified-p t)
4050 (let ((actions message-postpone-actions))
4051 (message-bury (current-buffer))
4052 (message-do-actions actions)))
4054 (defun message-kill-buffer ()
4055 "Kill the current buffer."
4057 (when (or (not (buffer-modified-p))
4058 (not message-kill-buffer-query)
4059 (yes-or-no-p "Message modified; kill anyway? "))
4060 (let ((actions message-kill-actions)
4061 (draft-article message-draft-article)
4062 (auto-save-file-name buffer-auto-save-file-name)
4063 (file-name buffer-file-name)
4064 (modified (buffer-modified-p)))
4065 (setq buffer-file-name nil)
4066 (kill-buffer (current-buffer))
4067 (when (and (or (and auto-save-file-name
4068 (file-exists-p auto-save-file-name))
4070 (file-exists-p file-name)))
4072 ;; If the message buffer has lived in a dedicated window,
4073 ;; `kill-buffer' has killed the frame. Thus the
4074 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
4075 ;; that the user can see the question by raising the
4078 (yes-or-no-p (format "Remove the backup file%s? "
4079 (if modified " too" "")))))
4081 (delete-file auto-save-file-name))
4082 (let ((message-draft-article draft-article))
4083 (message-disassociate-draft)))
4084 (message-do-actions actions))))
4086 (defun message-bury (buffer)
4087 "Bury this mail BUFFER."
4088 ;; Note that this is not quite the same as (bury-buffer buffer),
4089 ;; since bury-buffer does extra stuff with a nil argument.
4090 ;; Eg http://lists.gnu.org/archive/html/emacs-devel/2014-01/msg00539.html
4091 (with-current-buffer buffer (bury-buffer))
4092 (if message-return-action
4093 (apply (car message-return-action) (cdr message-return-action))))
4095 (autoload 'mml-secure-bcc-is-safe "mml-sec")
4097 (defun message-send (&optional arg)
4098 "Send the message in the current buffer.
4099 If `message-interactive' is non-nil, wait for success indication or
4100 error messages, and inform user.
4101 Otherwise any failure is reported in a message back to the user from
4103 The usage of ARG is defined by the instance that called Message.
4104 It should typically alter the sending method in some way or other."
4106 ;; Make it possible to undo the coming changes.
4108 (let ((inhibit-read-only t))
4109 (put-text-property (point-min) (point-max) 'read-only nil))
4110 (message-fix-before-sending)
4111 (mml-secure-bcc-is-safe)
4112 (run-hooks 'message-send-hook)
4113 (when message-confirm-send
4114 (or (y-or-n-p "Send message? ")
4116 (message message-sending-message)
4117 (let ((alist message-send-method-alist)
4119 elem sent dont-barf-on-no-method
4120 (message-options message-options))
4121 (message-options-set-recipient)
4123 (setq elem (pop alist)))
4124 (when (funcall (cadr elem))
4125 (when (and (or (not (memq (car elem)
4126 message-sent-message-via))
4127 (message-fetch-field "supersedes")
4128 (if (or (message-gnksa-enable-p 'multiple-copies)
4129 (not (eq (car elem) 'news)))
4132 "Already sent message via %s; resend? "
4134 (error "Denied posting -- multiple copies")))
4135 (setq success (funcall (caddr elem) arg)))
4139 (let ((fcc (message-fetch-field "Fcc"))
4140 (gcc (message-fetch-field "Gcc")))
4142 (or (eq message-allow-no-recipients 'always)
4143 (and (not (eq message-allow-no-recipients 'never))
4144 (setq dont-barf-on-no-method
4146 (format "No receiver, perform %s anyway? "
4147 (cond ((and fcc gcc) "Fcc and Gcc")
4150 (error "No methods specified to send by"))
4151 (when (or dont-barf-on-no-method
4155 (run-hooks 'message-sent-hook))
4156 (message "Sending...done")
4157 ;; Do ecomplete address snarfing.
4158 (when (and (message-mail-alias-type-p 'ecomplete)
4159 (not message-inhibit-ecomplete))
4160 (message-put-addresses-in-ecomplete))
4161 ;; Mark the buffer as unmodified and delete auto-save.
4162 (set-buffer-modified-p nil)
4163 (delete-auto-save-file-if-necessary t)
4164 (message-disassociate-draft)
4165 ;; Delete other mail buffers and stuff.
4166 (message-do-send-housekeeping)
4167 (message-do-actions message-send-actions)
4171 (defun message-send-via-mail (arg)
4172 "Send the current message via mail."
4173 (message-send-mail arg))
4175 (defun message-send-via-news (arg)
4176 "Send the current message via news."
4177 (funcall message-send-news-function arg))
4179 (defmacro message-check (type &rest forms)
4180 "Eval FORMS if TYPE is to be checked."
4181 `(or (message-check-element ,type)
4185 (put 'message-check 'lisp-indent-function 1)
4186 (put 'message-check 'edebug-form-spec '(form body))
4188 (defun message-text-with-property (prop &optional start end reverse)
4189 "Return a list of start and end positions where the text has PROP.
4190 START and END bound the search, they default to `point-min' and
4191 `point-max' respectively. If REVERSE is non-nil, find text which does
4194 (setq start (point-min)))
4196 (setq end (point-max)))
4200 (setq start (text-property-any start end prop nil)))
4201 (setq next (next-single-property-change start prop nil end))
4202 (push (cons start (or next end)) regions)
4205 (or (get-text-property start prop)
4206 (and (setq start (next-single-property-change
4207 start prop nil end))
4208 (get-text-property start prop))))
4209 (setq next (text-property-any start end prop nil))
4210 (push (cons start (or next end)) regions)
4212 (nreverse regions)))
4214 (defcustom message-bogus-addresses
4215 '("noreply" "nospam" "invalid" "@@" "[^[:ascii:]].*@" "[ \t]")
4216 "List of regexps of potentially bogus mail addresses.
4217 See `message-check-recipients' how to setup checking.
4219 This list should make it possible to catch typos or warn about
4220 spam-trap addresses. It doesn't aim to verify strict RFC
4222 :version "23.1" ;; No Gnus
4223 :group 'message-headers
4225 (const :tag "None" nil)
4231 (const :tag "duplicate @" "@@")
4232 (const :tag "non-ascii local part" "[^[:ascii:]].*@")
4233 (const :tag "`_' in domain part" "@.*_")
4234 (const :tag "whitespace" "[ \t]"))
4239 (defun message-fix-before-sending ()
4240 "Do various things to make the message nice before sending it."
4241 ;; Make sure there's a newline at the end of the message.
4242 (goto-char (point-max))
4245 ;; Make the hidden headers visible.
4247 ;; Sort headers before sending the message.
4248 (message-sort-headers)
4249 ;; Make invisible text visible.
4250 ;; It doesn't seem as if this is useful, since the invisible property
4251 ;; is clobbered by an after-change hook anyhow.
4252 (message-check 'invisible-text
4253 (let ((regions (message-text-with-property 'invisible))
4257 (setq from (caar regions)
4259 regions (cdr regions))
4260 (put-text-property from to 'invisible nil)
4261 (overlay-put (make-overlay from to) 'face 'highlight))
4262 (unless (yes-or-no-p
4263 "Invisible text found and made visible; continue sending? ")
4264 (error "Invisible text found and made visible")))))
4265 (message-check 'illegible-text
4266 (let (char found choice nul-chars)
4268 (setq nul-chars (save-excursion
4269 (search-forward "\000" nil t)))
4271 (skip-chars-forward mm-7bit-chars)
4272 (when (get-text-property (point) 'no-illegible-text)
4273 ;; There is a signed or encrypted raw message part
4274 ;; that is considered to be safe.
4275 (goto-char (or (next-single-property-change
4276 (point) 'no-illegible-text)
4278 (setq char (char-after)))
4279 (when (or (< char 128)
4280 (and (mm-multibyte-p)
4281 (memq (char-charset char)
4282 '(eight-bit-control eight-bit-graphic
4283 ;; Emacs 23, Bug#1770:
4286 (not (get-text-property
4287 (point) 'untranslated-utf-8))))
4288 (overlay-put (make-overlay (point) (1+ (point))) 'face 'highlight)
4294 (read-multiple-choice
4296 "NUL characters found, which may cause problems. Continue sending?"
4297 "Non-printable characters found. Continue sending?")
4298 `((?d "delete" "Remove non-printable characters and send")
4301 "Replace non-printable characters with \"%s\" and send"
4302 message-replacement-char))
4303 (?s "send" "Send as is without removing anything")
4304 (?e "edit" "Continue editing")))))
4306 (error "Non-printable characters"))
4308 (skip-chars-forward mm-7bit-chars)
4310 (when (let ((char (char-after)))
4312 (and (mm-multibyte-p)
4313 ;; FIXME: Wrong for Emacs 23 (unicode) and for
4314 ;; things like undecodable utf-8 (in Emacs 21?).
4315 ;; Should at least use find-coding-systems-region.
4317 (memq (char-charset char)
4318 '(eight-bit-control eight-bit-graphic
4319 ;; Emacs 23, Bug#1770:
4322 (not (get-text-property
4323 (point) 'untranslated-utf-8)))))
4325 (message-kill-all-overlays)
4327 (when (eq choice ?r)
4328 (insert message-replacement-char))))
4330 (skip-chars-forward mm-7bit-chars)))))
4331 (message-check 'bogus-recipient
4332 ;; Warn before sending a mail to an invalid address.
4333 (message-check-recipients)))
4335 (defun message-bogus-recipient-p (recipients)
4336 "Check if a mail address in RECIPIENTS looks bogus.
4338 RECIPIENTS is a mail header. Return a list of potentially bogus
4339 addresses. If none is found, return nil.
4341 An address might be bogus if if there's a matching entry in
4342 `message-bogus-addresses'."
4343 ;; FIXME: How about "foo@subdomain", when the MTA adds ".domain.tld"?
4345 (mapc (lambda (address)
4346 (setq address (or (cadr address) ""))
4347 (when (or (string= "" address)
4348 (not (string-match "@" address))
4349 (string-match "@.*@" address)
4350 (and message-bogus-addresses
4352 (if (listp message-bogus-addresses)
4353 (mapconcat 'identity
4354 message-bogus-addresses
4356 message-bogus-addresses)))
4357 (string-match re address))))
4358 (push address found)))
4359 (mail-extract-address-components recipients t))
4362 (defun message-check-recipients ()
4363 "Warn before composing or sending a mail to an invalid address.
4365 This function could be useful in `message-setup-hook'."
4368 (message-narrow-to-headers)
4369 (dolist (hdr '("To" "Cc" "Bcc"))
4370 (let ((addr (message-fetch-field hdr)))
4371 (when (stringp addr)
4372 (dolist (bog (message-bogus-recipient-p addr))
4376 "Address `%s'%s might be bogus. Continue? "
4378 ;; If the encoded version of the email address
4379 ;; is different from the unencoded version,
4380 ;; then we likely have invisible characters or
4381 ;; the like. Display the encoded version,
4383 (let ((encoded (rfc2047-encode-string bog)))
4384 (if (string= encoded bog)
4386 (format " (%s)" encoded))))))
4387 (error "Bogus address"))))))))
4389 (custom-add-option 'message-setup-hook 'message-check-recipients)
4391 (defun message-add-action (action &rest types)
4392 "Add ACTION to be performed when doing an exit of type TYPES."
4394 (add-to-list (intern (format "message-%s-actions" (pop types)))
4397 (defun message-delete-action (action &rest types)
4398 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
4401 (set (setq var (intern (format "message-%s-actions" (pop types))))
4402 (delq action (symbol-value var))))))
4404 (defun message-do-actions (actions)
4405 "Perform all actions in ACTIONS."
4406 ;; Now perform actions on successful sending.
4407 (dolist (action actions)
4410 ;; A simple function.
4413 ;; Something to be evalled.
4417 (defun message-send-mail-partially ()
4418 "Send mail as message/partial."
4419 ;; replace the header delimiter with a blank line
4420 (goto-char (point-min))
4422 (concat "^" (regexp-quote mail-header-separator) "\n"))
4423 (replace-match "\n")
4424 (run-hooks 'message-send-mail-hook)
4425 (let ((p (goto-char (point-min)))
4426 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
4427 (curbuf (current-buffer))
4428 (id (message-make-message-id)) (n 1)
4431 (if (< (point-max) (+ p message-send-mail-partially-limit))
4432 (goto-char (point-max))
4433 (goto-char (+ p message-send-mail-partially-limit))
4435 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
4438 (setq total (length plist))
4439 (push (point-max) plist)
4440 (setq plist (nreverse plist))
4443 (setq p (pop plist))
4446 (copy-to-buffer tembuf p (car plist))
4448 (goto-char (point-min))
4451 (goto-char (point-min))
4452 (narrow-to-region (point) (point))
4455 (setq header (buffer-substring (point-min) (point)))
4456 (goto-char (point-min))
4457 (narrow-to-region (point) (point))
4459 (message-remove-header "Mime-Version")
4460 (message-remove-header "Content-Type")
4461 (message-remove-header "Content-Transfer-Encoding")
4462 (message-remove-header "Message-ID")
4463 (message-remove-header "Lines")
4464 (goto-char (point-max))
4465 (insert "Mime-Version: 1.0\n")
4466 (setq header (buffer-string)))
4467 (goto-char (point-max))
4468 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
4471 (let ((mail-header-separator ""))
4472 (when (memq 'Message-ID message-required-mail-headers)
4473 (insert "Message-ID: " (message-make-message-id) "\n"))
4474 (when (memq 'Lines message-required-mail-headers)
4475 (insert "Lines: " (message-make-lines) "\n"))
4476 (message-goto-subject)
4478 (insert (format " (%d/%d)" n total))
4480 (if message-send-mail-real-function
4481 (funcall message-send-mail-real-function)
4482 (message-multi-smtp-send-mail)))
4484 (setq p (pop plist))
4486 (kill-buffer tembuf))))
4488 (declare-function hashcash-wait-async "hashcash" (&optional buffer))
4490 (defun message-send-mail (&optional arg)
4491 (require 'mail-utils)
4492 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
4493 (case-fold-search nil)
4494 (news (message-news-p))
4495 (mailbuf (current-buffer))
4496 (message-this-is-mail t)
4497 ;; gnus-setup-posting-charset is autoloaded in mml.el (FIXME
4498 ;; maybe it should not be), which this file requires. Hence
4499 ;; the fboundp test is always true. Loading it from gnus-msg
4500 ;; loads many Gnus files (Bug#5642). If
4501 ;; gnus-group-posting-charset-alist hasn't been customized,
4502 ;; this is just going to return nil anyway. FIXME it would
4503 ;; be good to improve this further, because even if g-g-p-c-a
4504 ;; has been customized, that is likely to just be for news.
4505 ;; Eg either move the definition from gnus-msg, or separate out
4506 ;; the mail and news parts.
4507 (message-posting-charset
4508 (if (and (fboundp 'gnus-setup-posting-charset)
4509 (boundp 'gnus-group-posting-charset-alist))
4510 (gnus-setup-posting-charset nil)
4511 message-posting-charset))
4512 (headers message-required-mail-headers)
4514 (when (and message-generate-hashcash
4515 (not (eq message-generate-hashcash 'opportunistic)))
4516 (message "Generating hashcash...")
4518 ;; Wait for calculations already started to finish...
4519 (hashcash-wait-async)
4520 ;; ...and do calculations not already done. mail-add-payment
4521 ;; will leave existing X-Hashcash headers alone.
4523 (message "Generating hashcash...done"))
4525 (message-narrow-to-headers)
4526 ;; Generate the Mail-Followup-To header if the header is not there...
4527 (if (and (message-subscribed-p)
4528 (not (mail-fetch-field "mail-followup-to")))
4531 (cons "Mail-Followup-To" (message-make-mail-followup-to))
4532 message-required-mail-headers))
4533 ;; otherwise, delete the MFT header if the field is empty
4534 (when (equal "" (mail-fetch-field "mail-followup-to"))
4535 (message-remove-header "^Mail-Followup-To:")))
4536 ;; Insert some headers.
4537 (let ((message-deletable-headers
4538 (if news nil message-deletable-headers)))
4539 (message-generate-headers headers))
4540 ;; Check continuation headers.
4541 (message-check 'continuation-headers
4542 (goto-char (point-min))
4543 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4544 (goto-char (match-beginning 0))
4545 (if (y-or-n-p "Fix continuation lines? ")
4548 (unless (y-or-n-p "Send anyway? ")
4549 (error "Failed to send the message")))))
4550 ;; Let the user do all of the above.
4551 (run-hooks 'message-header-hook))
4552 (setq options message-options)
4554 (with-current-buffer tembuf
4556 (setq message-options options)
4557 ;; Avoid copying text props (except hard newlines).
4558 (insert (with-current-buffer mailbuf
4559 (mml-buffer-substring-no-properties-except-hard-newlines
4560 (point-min) (point-max))))
4561 ;; Remove some headers.
4562 (message-encode-message-body)
4564 (message-narrow-to-headers)
4565 ;; We (re)generate the Lines header.
4566 (when (memq 'Lines message-required-mail-headers)
4567 (message-generate-headers '(Lines)))
4568 ;; Remove some headers.
4569 (message-remove-header message-ignored-mail-headers t)
4570 (let ((mail-parse-charset message-default-charset))
4571 (mail-encode-encoded-word-buffer)))
4572 (goto-char (point-max))
4573 ;; require one newline at the end.
4574 (or (= (preceding-char) ?\n)
4576 (message-cleanup-headers)
4577 ;; FIXME: we're inserting the courtesy copy after encoding.
4578 ;; This is wrong if the courtesy copy string contains
4579 ;; non-ASCII characters. -- jh
4582 (message-narrow-to-headers)
4584 (not (message-fetch-field "List-Post"))
4585 (not (message-fetch-field "List-ID"))
4586 (or (message-fetch-field "cc")
4587 (message-fetch-field "bcc")
4588 (message-fetch-field "to"))
4589 (let ((content-type (message-fetch-field
4594 (string= "text/plain"
4596 (mail-header-parse-content-type
4600 (message-fetch-field
4601 "content-transfer-encoding")))))))
4602 (message-insert-courtesy-copy
4603 (with-current-buffer mailbuf
4604 message-courtesy-message)))
4605 ;; Let's make sure we encoded all the body.
4606 (assert (save-excursion
4607 (goto-char (point-min))
4608 (not (re-search-forward "[^\000-\377]" nil t))))
4609 (mm-disable-multibyte)
4610 (if (or (not message-send-mail-partially-limit)
4611 (< (buffer-size) message-send-mail-partially-limit)
4612 (not (message-y-or-n-p
4613 "The message size is too large, split? "
4617 (/ (buffer-size) 1000) "KB, is too large.
4619 Some mail gateways (MTA's) bounce large messages. To avoid the
4620 problem, answer `y', and the message will be split into several
4621 smaller pieces, the size of each is about "
4622 (/ message-send-mail-partially-limit 1000)
4626 However, some mail readers (MUA's) can't read split messages, i.e.,
4627 mails in message/partially format. Answer `n', and the message will be
4630 The size limit is controlled by `message-send-mail-partially-limit'.
4631 If you always want Gnus to send messages in one piece, set
4632 `message-send-mail-partially-limit' to nil.
4635 (message "Sending via mail...")
4636 (if message-send-mail-real-function
4637 (funcall message-send-mail-real-function)
4638 (message-multi-smtp-send-mail)))
4639 (message-send-mail-partially))
4640 (setq options message-options))
4641 (kill-buffer tembuf))
4642 (set-buffer mailbuf)
4643 (setq message-options options)
4644 (push 'mail message-sent-message-via)))
4646 (defvar sendmail-program)
4647 (defvar smtpmail-smtp-user)
4649 (defun message-multi-smtp-send-mail ()
4650 "Send the current buffer to `message-send-mail-function'.
4651 Or, if there's a header that specifies a different method, use
4653 (let ((method (message-field-value "X-Message-SMTP-Method")))
4655 (funcall message-send-mail-function)
4656 (message-remove-header "X-Message-SMTP-Method")
4657 (setq method (split-string method))
4659 ((equal (car method) "sendmail")
4660 (message-send-mail-with-sendmail))
4661 ((equal (car method) "smtp")
4663 (let ((smtpmail-smtp-server (nth 1 method))
4664 (smtpmail-smtp-service (nth 2 method))
4665 (smtpmail-smtp-user (or (nth 3 method) smtpmail-smtp-user)))
4666 (message-smtpmail-send-it)))
4668 (error "Unknown method %s" method))))))
4670 (defun message-send-mail-with-sendmail ()
4671 "Send off the prepared buffer with sendmail."
4673 (let ((errbuf (if message-interactive
4674 (message-generate-new-buffer-clone-locals
4677 resend-to-addresses delimline)
4680 (let ((case-fold-search t))
4682 (message-narrow-to-headers)
4683 (setq resend-to-addresses (message-fetch-field "resent-to")))
4684 ;; Change header-delimiter to be what sendmail expects.
4685 (goto-char (point-min))
4687 (concat "^" (regexp-quote mail-header-separator) "\n"))
4688 (replace-match "\n")
4690 (setq delimline (point-marker))
4691 (run-hooks 'message-send-mail-hook)
4692 ;; Insert an extra newline if we need it to work around
4693 ;; Sun's bug that swallows newlines.
4694 (goto-char (1+ delimline))
4695 (when (eval message-mailer-swallows-blank-line)
4697 (when message-interactive
4698 (with-current-buffer errbuf
4700 (let* ((default-directory "/")
4701 (coding-system-for-write message-send-coding-system)
4703 'call-process-region
4705 (list (point-min) (point-max) sendmail-program
4706 nil errbuf nil "-oi")
4707 message-sendmail-extra-arguments
4708 ;; Always specify who from,
4709 ;; since some systems have broken sendmails.
4710 ;; But some systems are more broken with -f, so
4711 ;; we'll let users override this.
4712 (and (null message-sendmail-f-is-evil)
4713 (list "-f" (message-sendmail-envelope-from)))
4714 ;; These mean "report errors by mail"
4715 ;; and "deliver in background".
4716 (if (null message-interactive) '("-oem" "-odb"))
4717 ;; Get the addresses from the message
4718 ;; unless this is a resend.
4719 ;; We must not do that for a resend
4720 ;; because we would find the original addresses.
4721 ;; For a resend, include the specific addresses.
4722 (if resend-to-addresses
4723 (list resend-to-addresses)
4725 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
4727 (pop-to-buffer errbuf)
4729 (error "Sending...failed with exit value %d" cpr)))
4730 (when message-interactive
4731 (with-current-buffer errbuf
4732 (goto-char (point-min))
4733 (while (re-search-forward "\n+ *" nil t)
4734 (replace-match "; "))
4735 (if (not (zerop (buffer-size)))
4736 (error "Sending...failed to %s"
4737 (buffer-string))))))
4738 (when (bufferp errbuf)
4739 (kill-buffer errbuf)))))
4741 (defun message-send-mail-with-qmail ()
4742 "Pass the prepared message buffer to qmail-inject.
4743 Refer to the documentation for the variable `message-send-mail-function'
4744 to find out how to use this."
4745 ;; replace the header delimiter with a blank line
4746 (goto-char (point-min))
4748 (concat "^" (regexp-quote mail-header-separator) "\n"))
4749 (replace-match "\n")
4750 (run-hooks 'message-send-mail-hook)
4753 (let ((coding-system-for-write message-send-coding-system))
4755 'call-process-region (point-min) (point-max)
4756 message-qmail-inject-program nil nil nil
4757 ;; qmail-inject's default behavior is to look for addresses on the
4758 ;; command line; if there're none, it scans the headers.
4759 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4761 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4762 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4763 ;; message from stdin.
4765 ;; qmail also has the advantage of not having been raped by
4766 ;; various vendors, so we don't have to allow for that, either --
4767 ;; compare this with message-send-mail-with-sendmail and weep
4768 ;; for sendmail's lost innocence.
4770 ;; all this is way cool coz it lets us keep the arguments entirely
4771 ;; free for -inject-arguments -- a big win for the user and for us
4772 ;; since we don't have to play that double-guessing game and the user
4773 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4774 (if (functionp message-qmail-inject-args)
4775 (funcall message-qmail-inject-args)
4776 message-qmail-inject-args)))
4777 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4778 ;; we have to look at the retval instead
4780 (100 (error "qmail-inject reported permanent failure"))
4781 (111 (error "qmail-inject reported transient failure"))
4782 ;; should never happen
4783 (t (error "qmail-inject reported unknown failure"))))
4785 (defvar mh-previous-window-config)
4787 (defun message-send-mail-with-mh ()
4788 "Send the prepared message buffer with mh."
4789 (let ((mh-previous-window-config nil)
4790 (name (mh-new-draft-name)))
4791 (setq buffer-file-name name)
4792 ;; MH wants to generate these headers itself.
4793 (when message-mh-deletable-headers
4794 (let ((headers message-mh-deletable-headers))
4796 (goto-char (point-min))
4797 (and (re-search-forward
4798 (concat "^" (symbol-name (car headers)) ": *") nil t)
4799 (message-delete-line))
4801 (run-hooks 'message-send-mail-hook)
4802 ;; Pass it on to mh.
4805 (defun message-smtpmail-send-it ()
4806 "Send the prepared message buffer with `smtpmail-send-it'.
4807 The only difference from `smtpmail-send-it' is that this command
4808 evaluates `message-send-mail-hook' just before sending a message.
4809 It is useful if your ISP requires the POP-before-SMTP
4810 authentication. See the Gnus manual for details."
4811 (run-hooks 'message-send-mail-hook)
4812 ;; Change header-delimiter to be what smtpmail expects.
4813 (goto-char (point-min))
4814 (when (re-search-forward
4815 (concat "^" (regexp-quote mail-header-separator) "\n"))
4816 (replace-match "\n"))
4819 (defun message-send-mail-with-mailclient ()
4820 "Send the prepared message buffer with `mailclient-send-it'.
4821 The only difference from `mailclient-send-it' is that this
4822 command evaluates `message-send-mail-hook' just before sending a message."
4823 (run-hooks 'message-send-mail-hook)
4824 (mailclient-send-it))
4826 (defun message-canlock-generate ()
4827 "Return a string that is non-trivial to guess.
4828 Do not use this for anything important, it is cryptographically weak."
4830 (let (sha1-maximum-internal-length)
4831 (sha1 (concat (message-unique-id)
4832 (format "%x%x%x" (random) (random) (random))
4833 (prin1-to-string (recent-keys))
4834 (prin1-to-string (garbage-collect))))))
4836 (defvar canlock-password)
4837 (defvar canlock-password-for-verify)
4839 (defun message-canlock-password ()
4840 "The password used by message for cancel locks.
4841 This is the value of `canlock-password', if that option is non-nil.
4842 Otherwise, generate and save a value for `canlock-password' first."
4844 (unless canlock-password
4845 (customize-save-variable 'canlock-password (message-canlock-generate))
4846 (setq canlock-password-for-verify canlock-password))
4849 (defun message-insert-canlock ()
4850 (when message-insert-canlock
4851 (message-canlock-password)
4852 (canlock-insert-header)))
4854 (autoload 'nnheader-get-report "nnheader")
4856 (declare-function gnus-setup-posting-charset "gnus-msg" (group))
4858 (defun message-send-news (&optional arg)
4860 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4861 (case-fold-search nil)
4862 (method (if (functionp message-post-method)
4863 (funcall message-post-method arg)
4864 message-post-method))
4865 (newsgroups-field (save-restriction
4866 (message-narrow-to-headers-or-head)
4867 (message-fetch-field "Newsgroups")))
4868 (followup-field (save-restriction
4869 (message-narrow-to-headers-or-head)
4870 (message-fetch-field "Followup-To")))
4871 ;; BUG: We really need to get the charset for each name in the
4872 ;; Newsgroups and Followup-To lines to allow crossposting
4873 ;; between group names with incompatible character sets.
4874 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4875 (group-field-charset
4876 (gnus-group-name-charset method newsgroups-field))
4877 (followup-field-charset
4878 (gnus-group-name-charset method (or followup-field "")))
4879 (rfc2047-header-encoding-alist
4880 (append (when group-field-charset
4881 (list (cons "Newsgroups" group-field-charset)))
4882 (when followup-field-charset
4883 (list (cons "Followup-To" followup-field-charset)))
4884 rfc2047-header-encoding-alist))
4885 (messbuf (current-buffer))
4886 (message-syntax-checks
4888 (listp message-syntax-checks))
4889 (cons '(existing-newsgroups . disabled)
4890 message-syntax-checks)
4891 message-syntax-checks))
4892 (message-this-is-news t)
4893 (message-posting-charset
4894 (gnus-setup-posting-charset newsgroups-field))
4896 (if (not (message-check-news-body-syntax))
4899 (message-narrow-to-headers)
4900 ;; Insert some headers.
4901 (message-generate-headers message-required-news-headers)
4902 (message-insert-canlock)
4903 ;; Let the user do all of the above.
4904 (run-hooks 'message-header-hook))
4905 ;; Note: This check will be disabled by the ".*" default value for
4906 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4907 (when (and group-field-charset
4908 (listp message-syntax-checks))
4909 (setq message-syntax-checks
4910 (cons '(valid-newsgroups . disabled)
4911 message-syntax-checks)))
4912 (message-cleanup-headers)
4913 (if (not (let ((message-post-method method))
4914 (message-check-news-syntax)))
4917 (with-current-buffer tembuf
4918 (buffer-disable-undo)
4920 ;; Avoid copying text props (except hard newlines).
4922 (with-current-buffer messbuf
4923 (mml-buffer-substring-no-properties-except-hard-newlines
4924 (point-min) (point-max))))
4925 (message-encode-message-body)
4926 ;; Remove some headers.
4928 (message-narrow-to-headers)
4929 ;; We (re)generate the Lines header.
4930 (when (memq 'Lines message-required-mail-headers)
4931 (message-generate-headers '(Lines)))
4932 ;; Remove some headers.
4933 (message-remove-header message-ignored-news-headers t)
4934 (let ((mail-parse-charset message-default-charset))
4935 (mail-encode-encoded-word-buffer)))
4936 (goto-char (point-max))
4937 ;; require one newline at the end.
4938 (or (= (preceding-char) ?\n)
4940 (let ((case-fold-search t))
4941 ;; Remove the delimiter.
4942 (goto-char (point-min))
4944 (concat "^" (regexp-quote mail-header-separator) "\n"))
4945 (replace-match "\n")
4947 (run-hooks 'message-send-news-hook)
4948 (gnus-open-server method)
4949 (message "Sending news via %s..." (gnus-server-string method))
4950 (setq result (let ((mail-header-separator ""))
4951 (gnus-request-post method))))
4952 (kill-buffer tembuf))
4953 (set-buffer messbuf)
4955 (push 'news message-sent-message-via)
4956 (message "Couldn't send message via news: %s"
4957 (nnheader-get-report (car method)))
4961 ;;; Header generation & syntax checking.
4964 (defun message-check-element (type)
4965 "Return non-nil if this TYPE is not to be checked."
4966 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4968 (let ((able (assq type message-syntax-checks)))
4970 (eq (cdr able) 'disabled)))))
4972 (defun message-check-news-syntax ()
4973 "Check the syntax of the message."
4977 ;; We narrow to the headers and check them first.
4980 (message-narrow-to-headers)
4981 (message-check-news-header-syntax))))))
4983 (defun message-check-news-header-syntax ()
4985 ;; Check Newsgroups header.
4986 (message-check 'newsgroups
4987 (let ((group (message-fetch-field "newsgroups")))
4990 (not (string-match "\\`[ \t]*\\'" group)))
4993 "The newsgroups field is empty or missing. Posting is denied.")))))
4994 ;; Check the Subject header.
4995 (message-check 'subject
4996 (let* ((case-fold-search t)
4997 (subject (message-fetch-field "subject")))
5000 (not (string-match "\\`[ \t]*\\'" subject)))
5003 "The subject field is empty or missing. Posting is denied.")))))
5004 ;; Check for commands in Subject.
5005 (message-check 'subject-cmsg
5006 (if (string-match "^cmsg " (message-fetch-field "subject"))
5008 "The control code \"cmsg\" is in the subject. Really post? ")
5010 ;; Check long header lines.
5011 (message-check 'long-header-lines
5015 (while (and (not found)
5016 (re-search-forward "^\\([^ \t:]+\\): " nil t))
5017 (if (> (- (point) (match-beginning 0)) 998)
5019 length (- (point) (match-beginning 0)))
5020 (setq header (match-string-no-properties 1)))
5023 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
5026 ;; Check for multiple identical headers.
5027 (message-check 'multiple-headers
5029 (while (and (not found)
5030 (re-search-forward "^[^ \t:]+: " nil t))
5032 (or (re-search-forward
5037 (match-beginning 0) (- (match-end 0) 2))))
5042 (y-or-n-p (format "Multiple %s headers. Really post? " found))
5044 ;; Check for Version and Sendsys.
5045 (message-check 'sendsys
5046 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
5048 (format "The article contains a %s command. Really post? "
5049 (buffer-substring (match-beginning 0)
5050 (1- (match-end 0)))))
5052 ;; See whether we can shorten Followup-To.
5053 (message-check 'shorten-followup-to
5054 (let ((newsgroups (message-fetch-field "newsgroups"))
5055 (followup-to (message-fetch-field "followup-to"))
5057 (when (and newsgroups
5058 (string-match "," newsgroups)
5063 (setq to (completing-read
5064 "Followups to (default no Followup-To header): "
5067 (message-tokenize-header
5069 (goto-char (point-min))
5070 (insert "Followup-To: " to "\n"))
5072 ;; Check "Shoot me".
5073 (message-check 'shoot
5074 (if (re-search-forward
5075 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
5076 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
5078 ;; Check for Approved.
5079 (message-check 'approved
5080 (if (re-search-forward "^Approved:" nil t)
5081 (y-or-n-p "The article contains an Approved header. Really post? ")
5083 ;; Check the Message-ID header.
5084 (message-check 'message-id
5085 (let* ((case-fold-search t)
5086 (message-id (message-fetch-field "message-id" t)))
5087 (or (not message-id)
5088 ;; Is there an @ in the ID?
5089 (and (string-match "@" message-id)
5090 ;; Is there a dot in the ID?
5091 (string-match "@[^.]*\\." message-id)
5092 ;; Does the ID end with a dot?
5093 (not (string-match "\\.>" message-id)))
5095 (format "The Message-ID looks strange: \"%s\". Really post? "
5097 ;; Check the Newsgroups & Followup-To headers.
5098 (message-check 'existing-newsgroups
5099 (let* ((case-fold-search t)
5100 (newsgroups (message-fetch-field "newsgroups"))
5101 (followup-to (message-fetch-field "followup-to"))
5102 (groups (message-tokenize-header
5104 (concat newsgroups "," followup-to)
5106 (post-method (if (functionp message-post-method)
5107 (funcall message-post-method)
5108 message-post-method))
5109 ;; KLUDGE to handle nnvirtual groups. Doing this right
5110 ;; would probably involve a new nnoo function.
5111 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
5112 (method (if (and (consp post-method)
5113 (eq (car post-method) 'nnvirtual)
5114 gnus-message-group-art)
5115 (let ((group (car (nnvirtual-find-group-art
5116 (car gnus-message-group-art)
5117 (cdr gnus-message-group-art)))))
5118 (gnus-find-method-for-group group))
5122 (gnus-group-name-decode
5123 (gnus-group-real-name n)
5124 (gnus-group-name-charset method n)))
5125 (gnus-groups-from-server method)))
5128 (when (and (not (equal (car groups) "poster"))
5129 (not (member (car groups) known-groups))
5130 (not (member (car groups) errors)))
5131 (push (car groups) errors))
5134 ;; Gnus is not running.
5135 ((or (not (and (boundp 'gnus-active-hashtb)
5136 gnus-active-hashtb))
5137 (not (boundp 'gnus-read-active-file)))
5139 ;; We don't have all the group names.
5140 ((and (or (not gnus-read-active-file)
5141 (eq gnus-read-active-file 'some))
5145 "Really use %s possibly unknown group%s: %s? "
5146 (if (= (length errors) 1) "this" "these")
5147 (if (= (length errors) 1) "" "s")
5148 (mapconcat 'identity errors ", "))))
5149 ;; There were no errors.
5152 ;; There are unknown groups.
5156 "Really post to %s unknown group%s: %s? "
5157 (if (= (length errors) 1) "this" "these")
5158 (if (= (length errors) 1) "" "s")
5159 (mapconcat 'identity errors ", ")))))))
5160 ;; Check continuation headers.
5161 (message-check 'continuation-headers
5162 (goto-char (point-min))
5163 (let ((do-posting t))
5164 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
5165 (goto-char (match-beginning 0))
5166 (if (y-or-n-p "Fix continuation lines? ")
5169 (unless (y-or-n-p "Send anyway? ")
5170 (setq do-posting nil))))
5172 ;; Check the Newsgroups & Followup-To headers for syntax errors.
5173 (message-check 'valid-newsgroups
5174 (let ((case-fold-search t)
5175 (headers '("Newsgroups" "Followup-To"))
5177 (while (and headers (not error))
5178 (when (setq header (mail-fetch-field (car headers)))
5182 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
5187 (not (string-match "\\.\\'\\|\\.\\." g)))
5188 (message-tokenize-header header ","))))
5195 (format "The %s header looks odd: \"%s\". Really post? "
5196 (car headers) header)))))
5197 (message-check 'repeated-newsgroups
5198 (let ((case-fold-search t)
5199 (headers '("Newsgroups" "Followup-To"))
5200 header error groups group)
5203 (when (setq header (mail-fetch-field (pop headers)))
5204 (setq groups (message-tokenize-header header ","))
5205 (while (setq group (pop groups))
5206 (when (member group groups)
5212 (format "Group %s is repeated in headers. Really post? " error)))))
5213 ;; Check the From header.
5214 (message-check 'from
5215 (let* ((case-fold-search t)
5216 (from (message-fetch-field "from"))
5220 (message "There is no From line. Posting is denied.")
5222 ((or (not (string-match
5224 (setq ad (nth 1 (mail-extract-address-components
5225 from))))) ;larsi@ifi
5226 (string-match "\\.\\." ad) ;larsi@ifi..uio
5227 (string-match "@\\." ad) ;larsi@.ifi.uio
5228 (string-match "\\.$" ad) ;larsi@ifi.uio.
5229 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5230 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
5232 "Denied posting -- the From looks strange: \"%s\"." from)
5234 ((let ((addresses (rfc822-addresses from)))
5235 ;; `rfc822-addresses' returns a string if parsing fails.
5236 (while (and (consp addresses)
5237 (not (eq (string-to-char (car addresses)) ?\()))
5238 (setq addresses (cdr addresses)))
5241 "Denied posting -- bad From address: \"%s\"." from)
5244 ;; Check the Reply-To header.
5245 (message-check 'reply-to
5246 (let* ((case-fold-search t)
5247 (reply-to (message-fetch-field "reply-to"))
5252 ((string-match "," reply-to)
5254 (format "Multiple Reply-To addresses: \"%s\". Really post? "
5256 ((or (not (string-match
5258 (setq ad (nth 1 (mail-extract-address-components
5259 reply-to))))) ;larsi@ifi
5260 (string-match "\\.\\." ad) ;larsi@ifi..uio
5261 (string-match "@\\." ad) ;larsi@.ifi.uio
5262 (string-match "\\.$" ad) ;larsi@ifi.uio.
5263 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5264 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
5267 "The Reply-To looks strange: \"%s\". Really post? "
5271 (defun message-check-news-body-syntax ()
5273 ;; Check for long lines.
5274 (message-check 'long-lines
5275 (goto-char (point-min))
5277 (concat "^" (regexp-quote mail-header-separator) "$"))
5281 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
5284 (< (- (point) p) 80)))
5285 (zerop (forward-line 1))))
5289 "You have lines longer than 79 characters. Really post? ")))
5290 ;; Check whether the article is empty.
5291 (message-check 'empty
5292 (goto-char (point-min))
5294 (concat "^" (regexp-quote mail-header-separator) "$"))
5297 (goto-char (point-max))
5298 (re-search-backward message-signature-separator nil t)
5300 (or (re-search-backward "[^ \n\t]" b t)
5301 (if (message-gnksa-enable-p 'empty-article)
5302 (y-or-n-p "Empty article. Really post? ")
5303 (message "Denied posting -- Empty article.")
5305 ;; Check for control characters.
5306 (message-check 'control-chars
5307 (if (re-search-forward
5308 (string-to-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
5311 "The article contains control characters. Really post? ")
5313 ;; Check excessive size.
5314 (message-check 'size
5315 (if (> (buffer-size) 60000)
5317 (format "The article is %d octets long. Really post? "
5320 ;; Check whether any new text has been added.
5321 (message-check 'new-text
5323 (not message-checksum)
5324 (not (eq (message-checksum) message-checksum))
5325 (if (message-gnksa-enable-p 'quoted-text-only)
5327 "It looks like no new text has been added. Really post? ")
5328 (message "Denied posting -- no new text has been added.")
5330 ;; Check the length of the signature.
5331 (message-check 'signature
5332 (let (sig-start sig-end)
5333 (goto-char (point-max))
5334 (if (not (re-search-backward message-signature-separator nil t))
5336 (setq sig-start (1+ (point-at-eol)))
5338 (if (re-search-forward
5339 "<#/?\\(multipart\\|part\\|external\\|mml\\)" nil t)
5340 (- (point-at-bol) 1)
5342 (if (>= (count-lines sig-start sig-end) 5)
5343 (if (message-gnksa-enable-p 'signature)
5345 (format "Signature is excessively long (%d lines). Really post? "
5346 (count-lines sig-start sig-end)))
5347 (message "Denied posting -- Excessive signature.")
5350 ;; Ensure that text follows last quoted portion.
5351 (message-check 'quoting-style
5352 (goto-char (point-max))
5353 (let ((no-problem t))
5354 (when (search-backward-regexp "^>[^\n]*\n" nil t)
5355 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
5358 (if (message-gnksa-enable-p 'quoted-text-only)
5359 (y-or-n-p "Your text should follow quoted text. Really post? ")
5361 (goto-char (point-min))
5363 (concat "^" (regexp-quote mail-header-separator) "$"))
5364 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
5365 (y-or-n-p "Your text should follow quoted text. Really post? ")
5366 (message "Denied posting -- only quoted text.")
5369 (defun message-checksum ()
5370 "Return a \"checksum\" for the current buffer."
5373 (goto-char (point-min))
5375 (concat "^" (regexp-quote mail-header-separator) "$"))
5377 (when (not (looking-at "[ \t\n]"))
5378 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
5383 (defun message-do-fcc ()
5384 "Process Fcc headers in the current buffer."
5385 (let ((case-fold-search t)
5386 (buf (current-buffer))
5388 (mml-externalize-attachments message-fcc-externalize-attachments))
5391 (message-narrow-to-headers)
5392 (setq file (message-fetch-field "fcc" t)))
5394 (set-buffer (get-buffer-create " *message temp*"))
5396 (insert-buffer-substring buf)
5397 (message-encode-message-body)
5399 (message-narrow-to-headers)
5400 (while (setq file (message-fetch-field "fcc" t))
5402 (message-remove-header "fcc" nil t))
5403 (let ((mail-parse-charset message-default-charset)
5404 (rfc2047-header-encoding-alist
5405 (cons '("Newsgroups" . default)
5406 rfc2047-header-encoding-alist)))
5407 (mail-encode-encoded-word-buffer)))
5408 (goto-char (point-min))
5409 (when (re-search-forward
5410 (concat "^" (regexp-quote mail-header-separator) "$")
5412 (replace-match "" t t ))
5413 ;; Process FCC operations.
5415 (setq file (pop list))
5416 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
5417 ;; Pipe the article to the program in question.
5418 (call-process-region (point-min) (point-max) shell-file-name
5419 nil nil nil shell-command-switch
5420 (match-string 1 file))
5421 ;; Save the article.
5422 (setq file (expand-file-name file))
5423 (unless (file-exists-p (file-name-directory file))
5424 (make-directory (file-name-directory file) t))
5425 (if (and message-fcc-handler-function
5426 (not (eq message-fcc-handler-function 'rmail-output)))
5427 (funcall message-fcc-handler-function file)
5428 ;; FIXME this option, rmail-output (also used if
5429 ;; message-fcc-handler-function is nil) is not
5430 ;; documented anywhere AFAICS. It should work in Emacs
5431 ;; 23; I suspect it does not work in Emacs 22.
5432 ;; FIXME I don't see the need for the two different cases here.
5433 ;; mail-use-rfc822 makes no difference (in Emacs 23),and
5434 ;; the third argument just controls \"Wrote file\" message.
5435 (if (and (file-readable-p file) (mail-file-babyl-p file))
5436 (rmail-output file 1 nil t)
5437 (let ((mail-use-rfc822 t))
5438 (rmail-output file 1 t t))))))
5439 (kill-buffer (current-buffer))))))
5441 (defun message-output (filename)
5442 "Append this article to Unix/babyl mail file FILENAME."
5443 (if (or (and (file-readable-p filename)
5444 (mail-file-babyl-p filename))
5445 ;; gnus-output-to-mail does the wrong thing with live, mbox
5446 ;; Rmail buffers in Emacs 23.
5447 ;; http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=597255
5448 (let ((buff (find-buffer-visiting filename)))
5449 (and buff (with-current-buffer buff
5450 (eq major-mode 'rmail-mode)))))
5451 (gnus-output-to-rmail filename t)
5452 (gnus-output-to-mail filename t)))
5454 (defun message-cleanup-headers ()
5455 "Do various automatic cleanups of the headers."
5456 ;; Remove empty lines in the header.
5458 (message-narrow-to-headers)
5459 ;; Remove blank lines.
5460 (while (re-search-forward "^[ \t]*\n" nil t)
5461 (replace-match "" t t))
5463 ;; Correct Newsgroups and Followup-To headers: Change sequence of
5464 ;; spaces to comma and eliminate spaces around commas. Eliminate
5465 ;; embedded line breaks.
5466 (goto-char (point-min))
5467 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
5471 (if (re-search-forward "^[^ \t]" nil t)
5475 (goto-char (point-min))
5476 (while (re-search-forward "\n[ \t]+" nil t)
5477 (replace-match " " t t)) ;No line breaks (too confusing)
5478 (goto-char (point-min))
5479 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
5480 (replace-match "," t t))
5481 (goto-char (point-min))
5482 ;; Remove trailing commas.
5483 (when (re-search-forward ",+$" nil t)
5484 (replace-match "" t t))))))
5486 (defun message-make-date (&optional now)
5487 "Make a valid data header.
5488 If NOW, use that time instead."
5489 (let ((system-time-locale "C"))
5490 (format-time-string "%a, %d %b %Y %T %z" now)))
5492 (defun message-insert-expires (days)
5493 "Insert the Expires header. Expiry in DAYS days."
5494 (interactive "NExpire article in how many days? ")
5496 (message-position-on-field "Expires" "X-Draft-From")
5497 (insert (message-make-expires-date days))))
5499 (defun message-make-expires-date (days)
5500 "Make date string for the Expires header. Expiry in DAYS days.
5502 In posting styles use `(\"Expires\" (make-expires-date 30))'."
5503 (let* ((cur (decode-time))
5504 (nday (+ days (nth 3 cur))))
5505 (setf (nth 3 cur) nday)
5506 (message-make-date (apply 'encode-time cur))))
5508 (defun message-make-message-id ()
5509 "Make a unique Message-ID."
5510 (concat "<" (message-unique-id)
5511 (let ((psubject (save-excursion (message-fetch-field "subject")))
5513 (save-excursion (message-fetch-field "supersedes"))))
5515 (and message-reply-headers
5516 (mail-header-references message-reply-headers)
5517 (mail-header-subject message-reply-headers)
5520 (message-strip-subject-re
5521 (mail-header-subject message-reply-headers))
5522 (message-strip-subject-re psubject))))
5524 (string-match "_-_@" psupersedes)))
5526 "@" (message-make-fqdn) ">"))
5528 (defvar message-unique-id-char nil)
5530 ;; If you ever change this function, make sure the new version
5531 ;; cannot generate IDs that the old version could.
5532 ;; You might for example insert a "." somewhere (not next to another dot
5533 ;; or string boundary), or modify the "fsf" string.
5534 (defun message-unique-id ()
5535 ;; Don't use microseconds from (current-time), they may be unsupported.
5536 ;; Instead we use this randomly inited counter.
5537 (setq message-unique-id-char
5538 (% (1+ (or message-unique-id-char
5539 (logand (random most-positive-fixnum) (1- (lsh 1 20)))))
5540 ;; (current-time) returns 16-bit ints,
5541 ;; and 2^16*25 just fits into 4 digits i base 36.
5543 (let ((tm (current-time)))
5545 (if (or (eq system-type 'ms-dos)
5546 ;; message-number-base36 doesn't handle bigints.
5547 (floatp (user-uid)))
5548 (let ((user (downcase (user-login-name))))
5549 (while (string-match "[^a-z0-9_]" user)
5550 (aset user (match-beginning 0) ?_))
5552 (message-number-base36 (user-uid) -1))
5553 (message-number-base36 (+ (car tm)
5554 (lsh (% message-unique-id-char 25) 16)) 4)
5555 (message-number-base36 (+ (nth 1 tm)
5556 (lsh (/ message-unique-id-char 25) 16)) 4)
5557 ;; Append a given name, because while the generated ID is unique
5558 ;; to this newsreader, other newsreaders might otherwise generate
5559 ;; the same ID via another algorithm.
5562 (defun message-number-base36 (num len)
5567 (concat (message-number-base36 (/ num 36) (1- len))
5568 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5571 (defun message-make-organization ()
5572 "Make an Organization header."
5573 (let* ((organization
5574 (when message-user-organization
5575 (if (functionp message-user-organization)
5576 (funcall message-user-organization)
5577 message-user-organization))))
5579 (mm-enable-multibyte)
5580 (cond ((stringp organization)
5581 (insert organization))
5582 ((and (eq t organization)
5583 message-user-organization-file
5584 (file-exists-p message-user-organization-file))
5585 (insert-file-contents message-user-organization-file)))
5586 (goto-char (point-min))
5587 (while (re-search-forward "[\t\n]+" nil t)
5588 (replace-match "" t t))
5589 (unless (zerop (buffer-size))
5592 (defun message-make-lines ()
5593 "Count the number of lines and return numeric string."
5598 (int-to-string (count-lines (point) (point-max))))))
5600 (defun message-make-references ()
5601 "Return the References header for this message."
5602 (when message-reply-headers
5603 (let ((message-id (mail-header-id message-reply-headers))
5604 (references (mail-header-references message-reply-headers)))
5605 (if (or references message-id)
5606 (concat (or references "") (and references " ")
5610 (defun message-make-in-reply-to ()
5611 "Return the In-Reply-To header for this message."
5612 (when message-reply-headers
5613 (let ((from (mail-header-from message-reply-headers))
5614 (date (mail-header-date message-reply-headers))
5615 (msg-id (mail-header-id message-reply-headers)))
5617 (let ((name (mail-extract-address-components from)))
5619 msg-id (if msg-id " (")
5621 (if (string-match "[^\000-\177]" (car name))
5622 ;; Quote a string containing non-ASCII characters.
5623 ;; It will make the RFC2047 encoder cause an error
5624 ;; if there are special characters.
5625 (mm-with-multibyte-buffer
5627 (goto-char (point-min))
5628 (while (search-forward "\"" nil t)
5631 (zerop (% (skip-chars-backward "\\\\") 2))
5632 (goto-char (match-beginning 0)))
5635 ;; Those quotes will be removed by the RFC2047 encoder.
5636 (concat "\"" (buffer-string) "\""))
5640 (if (or (not date) (string= date ""))
5641 "(unknown date)" date)
5642 "\"" (if msg-id ")")))))))
5644 (defun message-make-distribution ()
5645 "Make a Distribution header."
5646 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5647 (cond ((functionp message-distribution-function)
5648 (funcall message-distribution-function))
5649 (t orig-distribution))))
5651 (defun message-make-expires ()
5652 "Return an Expires header based on `message-expires'."
5653 (let ((current (current-time))
5654 (future (* 1.0 message-expires 60 60 24)))
5655 ;; Add the future to current.
5656 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5657 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5658 (message-make-date current)))
5660 (defun message-make-path ()
5662 (let ((login-name (user-login-name)))
5663 (cond ((null message-user-path)
5664 (concat (system-name) "!" login-name))
5665 ((stringp message-user-path)
5666 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5667 (concat message-user-path "!" login-name))
5670 (defun message-make-from (&optional name address)
5671 "Make a From header."
5672 (let* ((style message-from-style)
5673 (login (or address (message-make-address)))
5674 (fullname (or name user-full-name (user-full-name))))
5675 (when (string= fullname "&")
5676 (setq fullname (user-login-name)))
5678 (mm-enable-multibyte)
5681 (equal fullname ""))
5683 ((or (eq style 'angles)
5684 (and (not (eq style 'parens))
5685 ;; Use angles if no quoting is needed, or if parens would
5686 ;; need quoting too.
5687 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5688 (let ((tmp (concat fullname nil)))
5689 (while (string-match "([^()]*)" tmp)
5690 (aset tmp (match-beginning 0) ?-)
5691 (aset tmp (1- (match-end 0)) ?-))
5692 (string-match "[\\()]" tmp)))))
5694 (goto-char (point-min))
5695 ;; Look for a character that cannot appear unquoted
5696 ;; according to RFC 822.
5697 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
5698 ;; Quote fullname, escaping specials.
5699 (goto-char (point-min))
5701 (while (re-search-forward "[\"\\]" nil 1)
5702 (replace-match "\\\\\\&" t))
5704 (insert " <" login ">"))
5705 (t ; 'parens or default
5707 (let ((fullname-start (point)))
5709 (goto-char fullname-start)
5710 ;; RFC 822 says \ and nonmatching parentheses
5711 ;; must be escaped in comments.
5712 ;; Escape every instance of ()\ ...
5713 (while (re-search-forward "[()\\]" nil 1)
5714 (replace-match "\\\\\\&" t))
5715 ;; ... then undo escaping of matching parentheses,
5716 ;; including matching nested parentheses.
5717 (goto-char fullname-start)
5718 (while (re-search-forward
5719 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5721 (replace-match "\\1(\\3)" t)
5722 (goto-char fullname-start)))
5726 (defun message-make-sender ()
5727 "Return the \"real\" user address.
5728 This function tries to ignore all user modifications, and
5729 give as trustworthy answer as possible."
5730 (concat (user-login-name) "@" (system-name)))
5732 (defun message-make-address ()
5733 "Make the address of the user."
5734 (or (message-user-mail-address)
5735 (concat (user-login-name) "@" (message-make-domain))))
5737 (defun message-user-mail-address ()
5738 "Return the pertinent part of `user-mail-address'."
5739 (when (and user-mail-address
5740 (string-match "@.*\\." user-mail-address))
5741 (if (string-match " " user-mail-address)
5742 (nth 1 (mail-extract-address-components user-mail-address))
5743 user-mail-address)))
5745 (defun message-sendmail-envelope-from ()
5746 "Return the envelope from."
5747 (cond ((eq message-sendmail-envelope-from 'header)
5748 (nth 1 (mail-extract-address-components
5749 (message-fetch-field "from"))))
5750 ((stringp message-sendmail-envelope-from)
5751 message-sendmail-envelope-from)
5753 (message-make-address))))
5755 (defun message-make-fqdn ()
5756 "Return user's fully qualified domain name."
5757 (let* ((sysname (system-name))
5758 (user-mail (message-user-mail-address))
5761 (string-match "@\\(.*\\)\\'" user-mail))
5762 (match-string 1 user-mail)))
5763 (case-fold-search t))
5765 ((and message-user-fqdn
5766 (stringp message-user-fqdn)
5767 (not (string-match message-bogus-system-names message-user-fqdn)))
5768 ;; `message-user-fqdn' seems to be valid
5770 ((and (string-match message-bogus-system-names sysname))
5771 ;; `system-name' returned the right result.
5773 ;; Try `mail-host-address'.
5774 ((and (stringp mail-host-address)
5775 (not (string-match message-bogus-system-names mail-host-address)))
5777 ;; We try `user-mail-address' as a backup.
5779 (stringp user-domain)
5780 (not (string-match message-bogus-system-names user-domain)))
5782 ;; Default to this bogus thing.
5785 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5787 (defun message-make-domain ()
5788 "Return the domain name."
5789 (or mail-host-address
5790 (message-make-fqdn)))
5792 (defun message-to-list-only ()
5793 "Send a message to the list only.
5794 Remove all addresses but the list address from To and Cc headers."
5796 (let ((listaddr (message-make-mail-followup-to t)))
5799 (message-remove-header "to")
5800 (message-remove-header "cc")
5801 (message-position-on-field "To" "X-Draft-From")
5802 (insert listaddr)))))
5804 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5805 "Return the Mail-Followup-To header.
5806 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5807 subscribed address (and not the additional To and Cc header contents)."
5808 (let* ((case-fold-search t)
5809 (to (message-fetch-field "To"))
5810 (cc (message-fetch-field "cc"))
5811 (msg-recipients (concat to (and to cc ", ") cc))
5813 (mapcar 'mail-strip-quoted-names
5814 (message-tokenize-header msg-recipients)))
5816 (if message-subscribed-address-file
5817 (let (begin end item re)
5820 (insert-file-contents message-subscribed-address-file)
5822 (setq begin (point))
5825 (if (bolp) (setq end (1- end)))
5826 (setq item (regexp-quote (buffer-substring begin end)))
5827 (if re (setq re (concat re "\\|" item))
5828 (setq re (concat "\\`\\(" item))))
5829 (and re (list (concat re "\\)\\'"))))))))
5830 (mft-regexps (apply 'append message-subscribed-regexps
5831 (mapcar 'regexp-quote
5832 message-subscribed-addresses)
5835 message-subscribed-address-functions))))
5838 (loop for recipient in recipients
5839 when (loop for regexp in mft-regexps
5840 when (string-match regexp recipient) return t)
5843 (if only-show-subscribed
5845 msg-recipients))))))
5847 (defun message-idna-to-ascii-rhs-1 (header)
5848 "Interactively potentially IDNA encode domain names in HEADER."
5849 (let ((field (message-fetch-field header))
5854 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5860 (mail-extract-address-components field t))))))
5861 ;; Note that `rhs' will be "" if the address does not have
5862 ;; the domain part, i.e., if it is a local user's address.
5863 (setq ace (if (string-match "\\`[[:ascii:]]*\\'" rhs)
5865 (downcase (idna-to-ascii rhs))))
5866 (when (and (not (equal rhs ace))
5867 (or (not (eq message-use-idna 'ask))
5868 (y-or-n-p (format "Replace %s with %s in %s:? "
5870 (goto-char (point-min))
5871 (while (re-search-forward (concat "^" header ":") nil t)
5872 (message-narrow-to-field)
5873 (while (search-forward (concat "@" rhs) nil t)
5874 (replace-match (concat "@" ace) t t))
5875 (goto-char (point-max))
5878 (defun message-idna-to-ascii-rhs ()
5879 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5880 See `message-idna-encode'."
5882 (when message-use-idna
5885 ;; `message-narrow-to-head' that recognizes only the first empty
5886 ;; line as the message header separator used to be used here.
5887 ;; However, since there is the "--text follows this line--" line
5888 ;; normally, it failed in narrowing to the headers and potentially
5889 ;; caused the IDNA encoding on lines that look like headers in
5890 ;; the message body.
5891 (message-narrow-to-headers-or-head)
5892 (message-idna-to-ascii-rhs-1 "From")
5893 (message-idna-to-ascii-rhs-1 "To")
5894 (message-idna-to-ascii-rhs-1 "Reply-To")
5895 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5896 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5897 (message-idna-to-ascii-rhs-1 "Cc")))))
5899 (defun message-generate-headers (headers)
5900 "Prepare article HEADERS.
5901 Headers already prepared in the buffer are not modified."
5902 (setq headers (append headers message-required-headers))
5904 (message-narrow-to-headers)
5905 (let* ((header-values
5906 (list 'Date (message-make-date)
5907 'Message-ID (message-make-message-id)
5908 'Organization (message-make-organization)
5909 'From (message-make-from)
5910 'Path (message-make-path)
5913 'In-Reply-To (message-make-in-reply-to)
5914 'References (message-make-references)
5916 'Distribution (message-make-distribution)
5917 'Lines (message-make-lines)
5918 'User-Agent message-newsreader
5919 'Expires (message-make-expires)))
5920 (case-fold-search t)
5922 header value elem header-string)
5923 ;; First we remove any old generated headers.
5924 (let ((headers message-deletable-headers))
5925 (unless (buffer-modified-p)
5926 (setq headers (delq 'Message-ID (copy-sequence headers))))
5928 (goto-char (point-min))
5929 (and (re-search-forward
5930 (concat "^" (symbol-name (car headers)) ": *") nil t)
5931 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5932 (message-delete-line))
5934 ;; Go through all the required headers and see if they are in the
5935 ;; articles already. If they are not, or are empty, they are
5936 ;; inserted automatically - except for Subject, Newsgroups and
5939 (goto-char (point-min))
5940 (setq elem (pop headers))
5942 (if (eq (car elem) 'optional)
5943 (setq header (cdr elem)
5945 (setq header (car elem)))
5947 (setq header-string (if (stringp header)
5949 (symbol-name header)))
5950 (when (or (not (re-search-forward
5952 (regexp-quote (downcase header-string))
5956 ;; The header was found. We insert a space after the
5957 ;; colon, if there is none.
5958 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5959 ;; Find out whether the header is empty.
5960 (looking-at "[ \t]*\n[^ \t]")))
5961 ;; So we find out what value we should insert.
5965 (eq (car elem) 'optional)
5966 (not (member header-string message-inserted-headers)))
5967 ;; This is an optional header. If the cdr of this
5968 ;; is something that is nil, then we do not insert
5970 (setq header (cdr elem))
5971 (or (and (functionp (cdr elem))
5972 (funcall (cdr elem)))
5973 (and (symbolp (cdr elem))
5974 (plist-get header-values (cdr elem)))))
5976 ;; The element is a cons. Either the cdr is a
5977 ;; string to be inserted verbatim, or it is a
5978 ;; function, and we insert the value returned from
5980 (or (and (stringp (cdr elem))
5982 (and (functionp (cdr elem))
5983 (funcall (cdr elem)))))
5984 ((and (symbolp header)
5985 (plist-member header-values header))
5986 ;; The element is a symbol. We insert the value of
5987 ;; this symbol, if any.
5988 (plist-get header-values header))
5989 ((not (message-check-element
5990 (intern (downcase (symbol-name header)))))
5991 ;; We couldn't generate a value for this header,
5992 ;; so we just ask the user.
5993 (read-from-minibuffer
5994 (format "Empty header for %s; enter value: " header)))))
5995 ;; Finally insert the header.
5997 (not (equal value "")))
6001 ;; This header didn't exist, so we insert it.
6002 (goto-char (point-max))
6004 (cdr (assq header message-header-format-alist))))
6006 (funcall formatter header value)
6007 (insert header-string ": " value))
6008 (push header-string message-inserted-headers)
6009 (goto-char (message-fill-field))
6010 ;; We check whether the value was ended by a
6011 ;; newline. If not, we insert one.
6015 ;; The value of this header was empty, so we clear
6016 ;; totally and insert the new value.
6017 (delete-region (point) (point-at-eol))
6018 ;; If the header is optional, and the header was
6019 ;; empty, we can't insert it anyway.
6021 (push header-string message-inserted-headers)
6023 (message-fill-field)))
6024 ;; Add the deletable property to the headers that require it.
6025 (and (memq header message-deletable-headers)
6026 (progn (beginning-of-line) (looking-at "[^:]+: "))
6027 (add-text-properties
6028 (point) (match-end 0)
6029 '(message-deletable t face italic) (current-buffer)))))))
6030 ;; Insert new Sender if the From is strange.
6031 (let ((from (message-fetch-field "from"))
6032 (sender (message-fetch-field "sender"))
6033 (secure-sender (message-make-sender)))
6035 (not (message-check-element 'sender))
6038 (cadr (mail-extract-address-components from)))
6039 (downcase secure-sender)))
6044 (cadr (mail-extract-address-components sender)))
6045 (downcase secure-sender)))))
6046 (goto-char (point-min))
6047 ;; Rename any old Sender headers to Original-Sender.
6048 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
6050 (insert "Original-")
6051 (beginning-of-line))
6052 (when (or (message-news-p)
6053 (string-match "@.+\\.." secure-sender))
6054 (insert "Sender: " secure-sender "\n"))))
6056 (message-idna-to-ascii-rhs))))
6058 (defun message-insert-courtesy-copy (message)
6059 "Insert a courtesy message in mail copies of combined messages."
6063 (message-narrow-to-headers)
6064 (when (setq newsgroups (message-fetch-field "newsgroups"))
6065 (goto-char (point-max))
6066 (insert "Posted-To: " newsgroups "\n")))
6070 ((string-match "%s" message)
6071 (insert (format message newsgroups)))
6073 (insert message)))))))
6076 ;;; Setting up a message buffer
6079 (defun message-skip-to-next-address ()
6080 (let ((end (save-excursion
6081 (message-next-header)
6084 (when (looking-at ",")
6086 (while (and (not (= (point) end))
6087 (or (not (eq char ?,))
6089 (skip-chars-forward "^,\"" end)
6090 (when (eq (setq char (following-char)) ?\")
6091 (setq quoted (not quoted)))
6092 (unless (= (point) end)
6094 (skip-chars-forward " \t\n")))
6096 (defun message-split-line ()
6097 "Split current line, moving portion beyond point vertically down.
6098 If the current line has `message-yank-prefix', insert it on the new line."
6100 (split-line message-yank-prefix))
6102 (defun message-insert-header (header value)
6103 (insert (capitalize (symbol-name header))
6105 (if (consp value) (car value) value)))
6107 (defun message-field-name ()
6109 (goto-char (point-min))
6110 (when (looking-at "\\([^:]+\\):")
6111 (intern (capitalize (match-string 1))))))
6113 (defun message-fill-field ()
6116 (message-narrow-to-field)
6117 (let ((field-name (message-field-name)))
6118 (funcall (or (cadr (assq field-name message-field-fillers))
6119 'message-fill-field-general)))
6122 (defun message-fill-field-address ()
6125 (message-skip-to-next-address)
6131 (when (and (> (current-column) 78)
6135 (delete-char (- (skip-chars-backward " \t")))
6137 (setq last (point)))
6138 (forward-line end)))
6140 (defun message-fill-field-general ()
6141 (let ((begin (point))
6144 (while (and (search-forward "\n" nil t)
6146 (replace-match " " t t))
6147 (fill-region-as-paragraph begin (point-max))
6148 ;; Tapdance around looong Message-IDs.
6150 (when (looking-at "[ \t]*$")
6151 (message-delete-line))
6153 (search-forward ":" nil t)
6154 (when (looking-at "\n[ \t]+")
6155 (replace-match " " t t))
6156 (goto-char (point-max))))
6158 (defun message-shorten-1 (list cut surplus)
6159 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
6160 (setcdr (nthcdr (- cut 2) list)
6161 (nthcdr (+ (- cut 2) surplus 1) list)))
6163 (defun message-shorten-references (header references)
6164 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
6165 When sending via news, also check that the REFERENCES are less
6166 than 988 characters long, and if they are not, trim them until
6168 ;; 21 is the number suggested by USAGE.
6175 (goto-char (point-min))
6176 ;; Cons a list of valid references. GNKSA says we must not include MIDs
6177 ;; with whitespace or missing brackets (7.a "Does not propagate broken
6178 ;; Message-IDs in original References").
6179 (while (re-search-forward "<[^ <]+@[^ <]+>" nil t)
6180 (push (match-string 0) refs))
6181 (setq refs (nreverse refs)
6182 count (length refs)))
6184 ;; If the list has more than MAXCOUNT elements, trim it by
6185 ;; removing the CUTth element and the required number of
6186 ;; elements that follow.
6187 (when (> count maxcount)
6188 (let ((surplus (- count maxcount)))
6189 (message-shorten-1 refs cut surplus)
6190 (decf count surplus)))
6192 ;; When sending via news, make sure the total folded length will
6193 ;; be less than 998 characters. This is to cater to broken INN
6194 ;; 2.3 which counts the total number of characters in a header
6195 ;; rather than the physical line length of each line, as it should.
6197 ;; This hack should be removed when it's believed than INN 2.3 is
6198 ;; no longer widely used.
6200 ;; At this point the headers have not been generated, thus we use
6201 ;; message-this-is-news directly.
6202 (when message-this-is-news
6205 (message-insert-header
6206 header (mapconcat #'identity refs " "))
6208 (message-shorten-1 refs cut 1)))
6209 ;; Finally, collect the references back into a string and insert
6210 ;; it into the buffer.
6211 (message-insert-header header (mapconcat #'identity refs " "))))
6213 (defun message-position-point ()
6214 "Move point to where the user probably wants to find it."
6215 (message-narrow-to-headers)
6217 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
6218 (search-backward ":" )
6221 (if (eq (char-after) ? )
6225 (goto-char (point-max))
6228 (unless (looking-at "$")
6232 (defcustom message-beginning-of-line t
6233 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
6234 goes to beginning of header values."
6236 :group 'message-buffers
6237 :link '(custom-manual "(message)Movement")
6240 (defvar visual-line-mode)
6241 (declare-function beginning-of-visual-line "simple" (&optional n))
6243 (defun message-beginning-of-header (handle-folded)
6244 "Move point to beginning of header’s value.
6246 When point is at the first header line, moves it after the colon
6247 and spaces separating header name and header value.
6249 When point is in a continuation line of a folded header (i.e. the
6250 line starts with a space), the behaviour depends on HANDLE-FOLDED
6251 argument. If it’s nil, function moves the point to the start of
6252 the header continuation; otherwise, function locates the
6253 beginning of the header and moves point past the colon as is the
6254 case of single-line headers.
6256 No check whether point is inside of a header or body of the
6257 message is performed.
6259 Returns point or nil if beginning of header’s value could not be
6260 found. In the latter case, the point is still moved to the
6261 beginning of line (possibly after attempting to move it to the
6262 beginning of a folded header)."
6263 ;; https://www.rfc-editor.org/rfc/rfc2822.txt, section 2.2.3. says that when
6264 ;; unfolding a single WSP should be consumed. WSP is defined as a space
6265 ;; character or a horizontal tab.
6268 (while (and (> (point) (point-min))
6269 (or (eq (char-after) ?\s) (eq (char-after) ?\t)))
6270 (beginning-of-line 0)))
6271 (when (or (eq (char-after) ?\s) (eq (char-after) ?\t)
6272 (search-forward ":" (point-at-eol) t))
6273 ;; We are a bit more lacks than the RFC and allow any positive number of WSP
6275 (skip-chars-forward " \t" (point-at-eol))
6278 (defun message-beginning-of-line (&optional n)
6279 "Move point to beginning of header value or to beginning of line.
6280 The prefix argument N is passed directly to `beginning-of-line'.
6282 This command is identical to `beginning-of-line' if point is
6283 outside the message header or if the option
6284 `message-beginning-of-line' is nil.
6286 If point is in the message header and on a header line, move
6287 point to the beginning of the header value or the beginning of
6288 line, whichever is closer. If point is already at beginning of
6289 line, move point to beginning of header value. Therefore,
6290 repeated calls will toggle point between beginning of field and
6293 When called without a prefix argument, header value spanning
6294 multiple lines is treated as a single line. Otherwise, even if
6295 N is 1, when point is on a continuation header line, it will be
6296 moved to the beginning "
6299 ;; Go to beginning of header or beginning of line.
6300 ((and message-beginning-of-line (message-point-in-header-p))
6301 (let* ((point (point))
6302 (bol (progn (beginning-of-line n) (point)))
6303 (boh (message-beginning-of-header visual-line-mode)))
6304 (goto-char (if (and boh (or (< boh point) (= bol point))) boh bol))))
6305 ;; Go to beginning of visual line
6307 (beginning-of-visual-line n))
6308 ;; Go to beginning of line.
6309 ((beginning-of-line n))))
6311 (defun message-buffer-name (type &optional to group)
6312 "Return a new (unique) buffer name based on TYPE and TO."
6314 ;; Generate a new buffer name The Message Way.
6315 ((memq message-generate-new-buffers '(unique t))
6316 (generate-new-buffer-name
6320 (or (car (mail-extract-address-components to))
6323 (if (and group (not (string= group ""))) (concat " on " group) "")
6325 ;; Check whether `message-generate-new-buffers' is a function,
6326 ;; and if so, call it.
6327 ((functionp message-generate-new-buffers)
6328 (funcall message-generate-new-buffers type to group))
6329 ((eq message-generate-new-buffers 'unsent)
6330 (generate-new-buffer-name
6331 (concat "*unsent " type
6334 (or (car (mail-extract-address-components to))
6337 (if (and group (not (string= group ""))) (concat " on " group) "")
6339 ;; Search for the existing message buffer with the specified name.
6341 (let* ((new (if (eq message-generate-new-buffers 'standard)
6342 (generate-new-buffer-name (concat "*" type " message*"))
6343 (let ((message-generate-new-buffers 'unique))
6344 (message-buffer-name type to group))))
6345 (regexp (concat "\\`"
6347 (if (string-match "<[0-9]+>\\'" new)
6348 (substring new 0 (match-beginning 0))
6350 "\\(?:<\\([0-9]+\\)>\\)?\\'"))
6351 (case-fold-search nil))
6358 (when (and (string-match regexp (setq b (buffer-name b)))
6359 (eq (with-current-buffer b major-mode)
6361 (cons (string-to-number (or (match-string 1 b) "1"))
6364 'car-less-than-car)))
6367 (defun message-pop-to-buffer (name &optional switch-function)
6368 "Pop to buffer NAME, and warn if it already exists and is modified."
6369 (let ((buffer (get-buffer name)))
6371 (buffer-name buffer))
6372 (let ((window (get-buffer-window buffer 0)))
6374 ;; Raise the frame already displaying the message buffer.
6376 (select-frame-set-input-focus (window-frame window))
6377 (select-window window))
6378 (funcall (or switch-function #'pop-to-buffer) buffer)
6379 (set-buffer buffer))
6380 (when (and (buffer-modified-p)
6383 "Message already being composed; erase? ")
6385 (error "Message being composed")))
6386 (funcall (or switch-function 'pop-to-buffer-same-window)
6392 (defun message-do-send-housekeeping ()
6393 "Kill old message buffers."
6394 ;; We might have sent this buffer already. Delete it from the
6396 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
6397 (while (and message-max-buffers
6399 (>= (length message-buffer-list) message-max-buffers))
6400 ;; Kill the oldest buffer -- unless it has been changed.
6401 (let ((buffer (pop message-buffer-list)))
6402 (when (and (buffer-name buffer)
6403 (not (buffer-modified-p buffer)))
6404 (kill-buffer buffer))))
6405 ;; Rename the buffer.
6406 (if message-send-rename-function
6407 (funcall message-send-rename-function)
6408 (message-default-send-rename-function))
6409 ;; Push the current buffer onto the list.
6410 (when message-max-buffers
6411 (setq message-buffer-list
6412 (nconc message-buffer-list (list (current-buffer))))))
6414 (defun message-default-send-rename-function ()
6415 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
6417 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
6419 (let ((name (match-string 2 (buffer-name)))
6421 (if (not (or (null name)
6422 (string-equal name "mail")
6423 (string-equal name "posting")))
6424 (setq name (concat "*sent " name "*"))
6425 (message-narrow-to-headers)
6426 (setq to (message-fetch-field "to"))
6427 (setq group (message-fetch-field "newsgroups"))
6431 (to (concat "*sent mail to "
6432 (or (car (mail-extract-address-components to))
6434 ((and group (not (string= group "")))
6435 (concat "*sent posting on " group "*"))
6436 (t "*sent mail*"))))
6437 (unless (string-equal name (buffer-name))
6438 (rename-buffer name t)))))
6440 (defun message-mail-user-agent ()
6442 ((not message-mail-user-agent) nil)
6443 ((eq message-mail-user-agent t) mail-user-agent)
6444 (t message-mail-user-agent))))
6445 (if (memq mua '(message-user-agent gnus-user-agent))
6449 ;; YANK-ACTION, if non-nil, can be a buffer or a yank action of the
6450 ;; form (FUNCTION . ARGS).
6451 (defun message-setup (headers &optional yank-action actions
6452 continue switch-function return-action)
6453 (let ((mua (message-mail-user-agent))
6455 (if (not (and message-this-is-mail mua))
6456 (message-setup-1 headers yank-action actions return-action)
6457 (setq headers (copy-sequence headers))
6458 (setq field (assq 'Subject headers))
6460 (setq subject (cdr field))
6461 (setq headers (delq field headers)))
6462 (setq field (assq 'To headers))
6464 (setq to (cdr field))
6465 (setq headers (delq field headers)))
6466 (let ((mail-user-agent mua))
6467 (compose-mail to subject
6468 (mapcar (lambda (item)
6470 (format "%s" (car item))
6473 continue switch-function
6474 (if (bufferp yank-action)
6475 (list 'insert-buffer yank-action)
6479 (defun message-headers-to-generate (headers included-headers excluded-headers)
6480 "Return a list that includes all headers from HEADERS.
6481 If INCLUDED-HEADERS is a list, just include those headers. If it is
6482 t, include all headers. In any case, headers from EXCLUDED-HEADERS
6486 (dolist (header headers)
6487 (setq header-name (cond
6488 ((and (consp header)
6489 (eq (car header) 'optional))
6490 ;; On the form (optional . Header)
6493 ;; On the form (Header . function)
6498 (when (and (not (memq header-name excluded-headers))
6499 (or (eq included-headers t)
6500 (memq header-name included-headers)))
6501 (push header result)))
6504 (defun message-setup-1 (headers &optional yank-action actions return-action)
6505 (dolist (action actions)
6507 (add-to-list 'message-send-actions
6508 `(apply ',(car action) ',(cdr action)))))
6509 (setq message-return-action return-action)
6510 (setq message-reply-buffer
6511 (if (and (consp yank-action)
6512 (eq (car yank-action) 'insert-buffer))
6515 (goto-char (point-min))
6516 ;; Insert all the headers.
6519 (alist message-header-format-alist))
6521 (unless (assq (caar h) message-header-format-alist)
6522 (push (list (caar h)) alist))
6526 (delete-region (point) (progn (forward-line -1) (point)))
6527 (when message-default-headers
6529 (if (functionp message-default-headers)
6530 (funcall message-default-headers)
6531 message-default-headers))
6532 (or (bolp) (insert ?\n)))
6533 (insert (concat mail-header-separator "\n"))
6535 ;; If a crash happens while replying, the auto-save file would *not* have a
6536 ;; `References:' header if `message-generate-headers-first' was nil.
6537 ;; Therefore, always generate it first.
6538 (let ((message-generate-headers-first
6539 (if (eq message-generate-headers-first t)
6541 (append message-generate-headers-first '(References)))))
6542 (when (message-news-p)
6543 (when message-default-news-headers
6544 (insert message-default-news-headers)
6545 (or (bolp) (insert ?\n)))
6546 (message-generate-headers
6547 (message-headers-to-generate
6548 (append message-required-news-headers
6549 message-required-headers)
6550 message-generate-headers-first
6552 (when (message-mail-p)
6553 (when message-default-mail-headers
6554 (insert message-default-mail-headers)
6555 (or (bolp) (insert ?\n)))
6556 (message-generate-headers
6557 (message-headers-to-generate
6558 (append message-required-mail-headers
6559 message-required-headers)
6560 message-generate-headers-first
6561 '(Lines Subject)))))
6562 (run-hooks 'message-signature-setup-hook)
6563 (message-insert-signature)
6565 (message-narrow-to-headers)
6566 (run-hooks 'message-header-setup-hook))
6567 (setq buffer-undo-list nil)
6568 (when message-generate-hashcash
6569 ;; Generate hashcash headers for recipients already known
6570 (mail-add-payment-async))
6571 ;; Gnus posting styles are applied via buffer-local `message-setup-hook'
6573 (run-hooks 'message-setup-hook)
6574 ;; Do this last to give it precedence over posting styles, etc.
6575 (when (message-mail-p)
6577 (message-narrow-to-headers)
6578 (if message-alternative-emails
6579 (message-use-alternative-email-as-from))))
6580 (message-position-point)
6581 ;; Allow correct handling of `message-checksum' in `message-yank-original':
6582 (set-buffer-modified-p nil)
6584 ;; rmail-start-mail expects message-mail to return t (Bug#9392)
6587 (defun message-set-auto-save-file-name ()
6588 "Associate the message buffer with a file in the drafts directory."
6589 (when message-auto-save-directory
6590 (unless (file-directory-p
6591 (directory-file-name message-auto-save-directory))
6592 (make-directory message-auto-save-directory t))
6594 (setq message-draft-article
6595 (nndraft-request-associate-buffer "drafts"))
6597 ;; If Gnus were alive, draft messages would be saved in the drafts folder.
6598 ;; But Gnus is not alive, so arrange to save the draft message in a
6599 ;; regular file in message-auto-save-directory. Append a unique
6600 ;; time-based suffix to the filename to allow multiple drafts to be saved
6601 ;; simultaneously without overwriting each other (which mimics the
6602 ;; functionality of the Gnus drafts folder).
6603 (setq buffer-file-name (expand-file-name
6605 (if (memq system-type
6606 '(ms-dos windows-nt cygwin))
6609 (format-time-string "-%Y%m%d-%H%M%S"))
6610 message-auto-save-directory))
6611 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
6612 (clear-visited-file-modtime)
6613 (setq buffer-file-coding-system message-draft-coding-system)))
6615 (defun message-disassociate-draft ()
6616 "Disassociate the message buffer from the drafts directory."
6617 (when message-draft-article
6618 (nndraft-request-expire-articles
6619 (list message-draft-article) "drafts" nil t)))
6621 (defun message-insert-headers ()
6622 "Generate the headers for the article."
6626 (message-narrow-to-headers)
6627 (when (message-news-p)
6628 (message-generate-headers
6631 (copy-sequence message-required-news-headers)))))
6632 (when (message-mail-p)
6633 (message-generate-headers
6636 (copy-sequence message-required-mail-headers))))))))
6641 ;;; Commands for interfacing with message
6645 (defun message-mail (&optional to subject other-headers continue
6646 switch-function yank-action send-actions
6647 return-action &rest ignored)
6648 "Start editing a mail message to be sent.
6649 OTHER-HEADERS is an alist of header/value pairs. CONTINUE says whether
6650 to continue editing a message already being composed. SWITCH-FUNCTION
6651 is a function used to switch to and display the mail buffer."
6653 (let ((message-this-is-mail t))
6654 (unless (message-mail-user-agent)
6655 (message-pop-to-buffer
6656 ;; Search for the existing message buffer if `continue' is non-nil.
6657 (let ((message-generate-new-buffers
6658 (when (or (not continue)
6659 (eq message-generate-new-buffers 'standard)
6660 (functionp message-generate-new-buffers))
6661 message-generate-new-buffers)))
6662 (message-buffer-name "mail" to))
6666 `((To . ,(or to "")) (Subject . ,(or subject "")))
6667 ;; C-h f compose-mail says that headers should be specified as
6668 ;; (string . value); however all the rest of message expects
6669 ;; headers to be symbols, not strings (eg message-header-format-alist).
6670 ;; http://lists.gnu.org/archive/html/emacs-devel/2011-01/msg00337.html
6671 ;; We need to convert any string input, eg from rmail-start-mail.
6672 (dolist (h other-headers other-headers)
6673 (if (stringp (car h)) (setcar h (intern (capitalize (car h)))))))
6674 yank-action send-actions continue switch-function
6678 (defun message-news (&optional newsgroups subject)
6679 "Start editing a news article to be sent."
6681 (let ((message-this-is-news t))
6682 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6683 (message-setup `((Newsgroups . ,(or newsgroups ""))
6684 (Subject . ,(or subject ""))))))
6686 (defun message-alter-recipients-discard-bogus-full-name (addrcell)
6687 "Discard mail address in full names.
6688 When the full name in reply headers contains the mail
6689 address (e.g. \"foo@bar <foo@bar>\"), discard full name.
6690 ADDRCELL is a cons cell where the car is the mail address and the
6691 cdr is the complete address (full name and mail address)."
6692 (if (string-match (concat (regexp-quote (car addrcell)) ".*"
6693 (regexp-quote (car addrcell)))
6695 (cons (car addrcell) (car addrcell))
6698 (defcustom message-alter-recipients-function nil
6699 "Function called to allow alteration of reply header structures.
6700 It is called in `message-get-reply-headers' for each recipient.
6701 The function is called with one parameter, a cons cell ..."
6702 :type '(choice (const :tag "None" nil)
6703 (const :tag "Discard bogus full name"
6704 message-alter-recipients-discard-bogus-full-name)
6706 :version "23.1" ;; No Gnus
6707 :group 'message-headers)
6709 (defun message-get-reply-headers (wide &optional to-address address-headers)
6710 (let (follow-to mct never-mct to cc author mft recipients extra)
6711 ;; Find all relevant headers we need.
6713 (message-narrow-to-headers-or-head)
6714 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
6715 ;; message-header-synonyms.
6716 (setq to (or (message-fetch-field "to")
6717 (and (loop for synonym in message-header-synonyms
6718 when (memq 'Original-To synonym)
6720 (message-fetch-field "original-to")))
6721 cc (message-fetch-field "cc")
6722 extra (when message-extra-wide-headers
6723 (mapconcat 'identity
6724 (mapcar 'message-fetch-field
6725 message-extra-wide-headers)
6727 mct (message-fetch-field "mail-copies-to")
6728 author (or (message-fetch-field "mail-reply-to")
6729 (message-fetch-field "reply-to"))
6730 mft (and message-use-mail-followup-to
6731 (message-fetch-field "mail-followup-to")))
6732 ;; Make sure this message goes to the author if this is a wide
6733 ;; reply, since Reply-To address may be a list address a mailing
6734 ;; list server added.
6735 (when (and wide author)
6736 (setq cc (concat author ", " cc)))
6737 (when (or wide (not author))
6738 (setq author (or (message-fetch-field "from") ""))))
6740 ;; Handle special values of Mail-Copies-To.
6742 (cond ((or (equal (downcase mct) "never")
6743 (equal (downcase mct) "nobody"))
6746 ((or (equal (downcase mct) "always")
6747 (equal (downcase mct) "poster"))
6748 (setq mct author))))
6751 ;; Build (textual) list of new recipient addresses.
6754 (setq recipients (concat ", " to-address))
6755 ;; If the author explicitly asked for a copy, we don't deny it to them.
6756 (if mct (setq recipients (concat recipients ", " mct))))
6758 (setq recipients (concat ", " author)))
6760 (dolist (header address-headers)
6761 (let ((value (message-fetch-field header)))
6763 (setq recipients (concat recipients ", " value))))))
6765 (string-match "[^ \t,]" mft)
6766 (or (not (eq message-use-mail-followup-to 'ask))
6767 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6768 You should normally obey the Mail-Followup-To: header. In this
6769 article, it has the value of
6773 which directs your response to " (if (string-match "," mft)
6774 "the specified addresses"
6775 "that address only") ".
6777 Most commonly, Mail-Followup-To is used by a mailing list poster to
6778 express that responses should be sent to just the list, and not the
6781 If a message is posted to several mailing lists, Mail-Followup-To may
6782 also be used to direct the following discussion to one list only,
6783 because discussions that are spread over several lists tend to be
6784 fragmented and very difficult to follow.
6786 Also, some source/announcement lists are not intended for discussion;
6787 responses here are directed to other addresses.
6789 You may customize the variable `message-use-mail-followup-to', if you
6790 want to get rid of this query permanently.")))
6791 (setq recipients (concat ", " mft)))
6793 (setq recipients (if never-mct "" (concat ", " author)))
6794 (if to (setq recipients (concat recipients ", " to)))
6795 (if cc (setq recipients (concat recipients ", " cc)))
6796 (if extra (setq recipients (concat recipients ", " extra)))
6797 (if mct (setq recipients (concat recipients ", " mct)))))
6798 (if (>= (length recipients) 2)
6799 ;; Strip the leading ", ".
6800 (setq recipients (substring recipients 2)))
6801 ;; Squeeze whitespace.
6802 (while (string-match "[ \t][ \t]+" recipients)
6803 (setq recipients (replace-match " " t t recipients)))
6804 ;; Remove addresses that match `message-dont-reply-to-names'.
6806 (cond ((functionp message-dont-reply-to-names)
6810 (mapcar (lambda (mail)
6811 (unless (funcall message-dont-reply-to-names
6812 (mail-strip-quoted-names mail))
6814 (message-tokenize-header recipients)))
6816 (t (let ((mail-dont-reply-to-names (message-dont-reply-to-names)))
6817 (mail-dont-reply-to recipients)))))
6818 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6819 (if (string-equal recipients "")
6820 (setq recipients author))
6821 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6825 (if message-alter-recipients-function
6826 (funcall message-alter-recipients-function
6827 (cons (downcase (mail-strip-quoted-names addr))
6829 (cons (downcase (mail-strip-quoted-names addr)) addr)))
6830 (message-tokenize-header recipients)))
6831 ;; Remove all duplicates.
6832 (let ((s recipients))
6834 (let ((address (car (pop s))))
6835 (while (assoc address s)
6836 (setq recipients (delq (assoc address s) recipients)
6837 s (delq (assoc address s) s))))))
6839 ;; Remove hierarchical lists that are contained within each other,
6840 ;; if message-hierarchical-addresses is defined.
6841 (when message-hierarchical-addresses
6842 (let ((plain-addrs (mapcar 'car recipients))
6845 (setq subaddrs (assoc (car plain-addrs)
6846 message-hierarchical-addresses)
6847 plain-addrs (cdr plain-addrs))
6849 (setq subaddrs (cdr subaddrs))
6851 (setq recip (assoc (car subaddrs) recipients)
6852 subaddrs (cdr subaddrs))
6854 (setq recipients (delq recip recipients))))))))
6856 (setq recipients (message-prune-recipients recipients))
6858 ;; Build the header alist. Allow the user to be asked whether
6859 ;; or not to reply to all recipients in a wide reply.
6860 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6861 (when (and recipients
6862 (or (not message-wide-reply-confirm-recipients)
6863 (y-or-n-p "Reply to all recipients? ")))
6864 (setq recipients (mapconcat
6865 (lambda (addr) (cdr addr)) recipients ", "))
6866 (if (string-match "^ +" recipients)
6867 (setq recipients (substring recipients (match-end 0))))
6868 (push (cons 'Cc recipients) follow-to)))
6871 (defun message-prune-recipients (recipients)
6872 (dolist (rule message-prune-recipient-rules)
6873 (let ((match (car rule))
6876 (dolist (recipient recipients)
6877 (setq address (car recipient))
6878 (when (string-match match address)
6879 (setq dup-match (replace-match (cadr rule) nil nil address))
6880 (dolist (recipient recipients)
6881 ;; Don't delete the address that triggered this.
6882 (when (and (not (eq address (car recipient)))
6883 (string-match dup-match (car recipient)))
6884 (setq recipients (delq recipient recipients))))))))
6887 (defcustom message-simplify-subject-functions
6888 '(message-strip-list-identifiers
6889 message-strip-subject-re
6890 message-strip-subject-trailing-was
6891 message-strip-subject-encoded-words)
6892 "List of functions taking a string argument that simplify subjects.
6893 The functions are applied when replying to a message.
6895 Useful functions to put in this list include:
6896 `message-strip-list-identifiers', `message-strip-subject-re',
6897 `message-strip-subject-trailing-was', and
6898 `message-strip-subject-encoded-words'."
6899 :version "22.1" ;; Gnus 5.10.9
6900 :group 'message-various
6901 :type '(repeat function))
6903 (defun message-simplify-subject (subject &optional functions)
6904 "Return simplified SUBJECT."
6907 (setq functions message-simplify-subject-functions))
6908 (when (and (memq 'message-strip-list-identifiers functions)
6909 gnus-list-identifiers)
6910 (setq subject (message-strip-list-identifiers subject)))
6911 (when (memq 'message-strip-subject-re functions)
6912 (setq subject (concat "Re: " (message-strip-subject-re subject))))
6913 (when (and (memq 'message-strip-subject-trailing-was functions)
6914 message-subject-trailing-was-query)
6915 (setq subject (message-strip-subject-trailing-was subject)))
6916 (when (memq 'message-strip-subject-encoded-words functions)
6917 (setq subject (message-strip-subject-encoded-words subject)))
6921 (defun message-reply (&optional to-address wide switch-function)
6922 "Start editing a reply to the article in the current buffer."
6924 (require 'gnus-sum) ; for gnus-list-identifiers
6925 (let ((cur (current-buffer))
6927 references message-id follow-to
6928 (inhibit-point-motion-hooks t)
6929 (message-this-is-mail t)
6932 (message-narrow-to-head-1)
6933 ;; Allow customizations to have their say.
6935 ;; This is a regular reply.
6936 (when (functionp message-reply-to-function)
6938 (setq follow-to (funcall message-reply-to-function))))
6939 ;; This is a followup.
6940 (when (functionp message-wide-reply-to-function)
6943 (funcall message-wide-reply-to-function)))))
6944 (setq message-id (message-fetch-field "message-id" t)
6945 references (message-fetch-field "references")
6946 date (message-fetch-field "date")
6947 from (or (message-fetch-field "from") "nobody")
6948 subject (or (message-fetch-field "subject") "none"))
6950 ;; Strip list identifiers, "Re: ", and "was:"
6951 (setq subject (message-simplify-subject subject))
6953 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6954 (string-match "<[^>]+>" gnus-warning))
6955 (setq message-id (match-string 0 gnus-warning)))
6958 (setq follow-to (message-get-reply-headers wide to-address))))
6961 `((Subject . ,subject)
6963 (unless (message-mail-user-agent)
6964 (message-pop-to-buffer
6965 (message-buffer-name
6966 (if wide "wide reply" "reply") from
6967 (if wide to-address nil))
6969 (setq message-reply-headers
6970 (vector 0 (cdr (assq 'Subject headers))
6971 from date message-id references 0 0 ""))
6972 (message-setup headers cur))))
6975 (defun message-wide-reply (&optional to-address)
6976 "Make a \"wide\" reply to the message in the current buffer."
6978 (message-reply to-address t))
6981 (defun message-followup (&optional to-newsgroups)
6982 "Follow up to the message in the current buffer.
6983 If TO-NEWSGROUPS, use that as the new Newsgroups line."
6985 (require 'gnus-sum) ; for gnus-list-identifiers
6986 (let ((cur (current-buffer))
6987 from subject date reply-to mrt mct
6988 references message-id follow-to
6989 (inhibit-point-motion-hooks t)
6990 (message-this-is-news t)
6991 followup-to distribution newsgroups gnus-warning posted-to)
6994 (goto-char (point-min))
6995 (if (search-forward "\n\n" nil t)
6998 (when (functionp message-followup-to-function)
7000 (funcall message-followup-to-function)))
7001 (setq from (message-fetch-field "from")
7002 date (message-fetch-field "date")
7003 subject (or (message-fetch-field "subject") "none")
7004 references (message-fetch-field "references")
7005 message-id (message-fetch-field "message-id" t)
7006 followup-to (message-fetch-field "followup-to")
7007 newsgroups (message-fetch-field "newsgroups")
7008 posted-to (message-fetch-field "posted-to")
7009 reply-to (message-fetch-field "reply-to")
7010 mrt (message-fetch-field "mail-reply-to")
7011 distribution (message-fetch-field "distribution")
7012 mct (message-fetch-field "mail-copies-to"))
7013 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
7014 (string-match "<[^>]+>" gnus-warning))
7015 (setq message-id (match-string 0 gnus-warning)))
7016 ;; Remove bogus distribution.
7017 (when (and (stringp distribution)
7018 (let ((case-fold-search t))
7019 (string-match "world" distribution)))
7020 (setq distribution nil))
7021 ;; Strip list identifiers, "Re: ", and "was:"
7022 (setq subject (message-simplify-subject subject))
7025 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
7027 (setq message-reply-headers
7028 (vector 0 subject from date message-id references 0 0 ""))
7031 `((Subject . ,subject)
7034 (list (cons 'Newsgroups to-newsgroups)))
7035 (follow-to follow-to)
7036 ((and followup-to message-use-followup-to)
7039 ((equal (downcase followup-to) "poster")
7040 (if (or (eq message-use-followup-to 'use)
7041 (message-y-or-n-p "Obey Followup-To: poster? " t "\
7042 You should normally obey the Followup-To: header.
7044 `Followup-To: poster' sends your response via e-mail instead of news.
7046 A typical situation where `Followup-To: poster' is used is when the poster
7047 does not read the newsgroup, so he wouldn't see any replies sent to it.
7049 You may customize the variable `message-use-followup-to', if you
7050 want to get rid of this query permanently."))
7052 (setq message-this-is-news nil)
7053 (cons 'To (or mrt reply-to from "")))
7054 (cons 'Newsgroups newsgroups)))
7056 (if (or (equal followup-to newsgroups)
7057 (not (eq message-use-followup-to 'ask))
7059 (concat "Obey Followup-To: " followup-to "? ") t "\
7060 You should normally obey the Followup-To: header.
7062 `Followup-To: " followup-to "'
7063 directs your response to " (if (string-match "," followup-to)
7064 "the specified newsgroups"
7065 "that newsgroup only") ".
7067 If a message is posted to several newsgroups, Followup-To is often
7068 used to direct the following discussion to one newsgroup only,
7069 because discussions that are spread over several newsgroup tend to
7070 be fragmented and very difficult to follow.
7072 Also, some source/announcement newsgroups are not intended for discussion;
7073 responses here are directed to other newsgroups.
7075 You may customize the variable `message-use-followup-to', if you
7076 want to get rid of this query permanently."))
7077 (cons 'Newsgroups followup-to)
7078 (cons 'Newsgroups newsgroups))))))
7080 `((Newsgroups . ,posted-to)))
7082 `((Newsgroups . ,newsgroups))))
7083 ,@(and distribution (list (cons 'Distribution distribution)))
7085 (not (or (equal (downcase mct) "never")
7086 (equal (downcase mct) "nobody"))))
7087 (list (cons 'Cc (if (or (equal (downcase mct) "always")
7088 (equal (downcase mct) "poster"))
7089 (or mrt reply-to from "")
7094 (defun message-is-yours-p ()
7095 "Non-nil means current article is yours.
7096 If you have added `cancel-messages' to `message-shoot-gnksa-feet', all articles
7097 are yours except those that have Cancel-Lock header not belonging to you.
7098 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
7099 to match all of yours addresses."
7100 ;; Canlock-logic as suggested by Per Abrahamsen
7101 ;; <abraham@dina.kvl.dk>
7103 ;; IF article has cancel-lock THEN
7104 ;; IF we can verify it THEN
7107 ;; error: cancellock: article is not yours
7109 ;; Use old rules, comparing sender...
7112 (message-narrow-to-head-1)
7113 (if (and (message-fetch-field "Cancel-Lock")
7114 (message-gnksa-enable-p 'canlock-verify))
7115 (if (null (canlock-verify))
7117 (error "Failed to verify Cancel-lock: This article is not yours"))
7120 (message-gnksa-enable-p 'cancel-messages)
7121 (and (setq sender (message-fetch-field "sender"))
7122 (string-equal (downcase sender)
7123 (downcase (message-make-sender))))
7124 ;; Email address in From field equals to our address
7125 (and (setq from (message-fetch-field "from"))
7127 (downcase (car (mail-header-parse-address from)))
7128 (downcase (car (mail-header-parse-address
7129 (message-make-from))))))
7130 ;; Email address in From field matches
7131 ;; 'message-alternative-emails' regexp or function.
7133 message-alternative-emails
7134 (cond ((functionp message-alternative-emails)
7135 (funcall message-alternative-emails
7136 (mail-header-parse-address from)))
7137 (t (string-match message-alternative-emails
7138 (car (mail-header-parse-address from))))))))))))
7141 (defun message-cancel-news (&optional arg)
7142 "Cancel an article you posted.
7143 If ARG, allow editing of the cancellation message."
7145 (unless (message-news-p)
7146 (error "This is not a news article; canceling is impossible"))
7147 (let (from newsgroups message-id distribution buf)
7149 ;; Get header info from original article.
7151 (message-narrow-to-head-1)
7152 (setq from (message-fetch-field "from")
7153 newsgroups (message-fetch-field "newsgroups")
7154 message-id (message-fetch-field "message-id" t)
7155 distribution (message-fetch-field "distribution")))
7156 ;; Make sure that this article was written by the user.
7157 (unless (message-is-yours-p)
7158 (error "This article is not yours"))
7159 (when (yes-or-no-p "Do you really want to cancel this article? ")
7160 ;; Make control message.
7163 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
7165 (insert "Newsgroups: " newsgroups "\n"
7167 "Subject: cancel " message-id "\n"
7168 "Control: cancel " message-id "\n"
7170 (concat "Distribution: " distribution "\n")
7172 mail-header-separator "\n"
7173 message-cancel-message)
7174 (run-hooks 'message-cancel-hook)
7176 (message "Canceling your article...")
7177 (if (let ((message-syntax-checks
7178 'dont-check-for-anything-just-trust-me))
7179 (funcall message-send-news-function))
7180 (message "Canceling your article...done"))
7181 (kill-buffer buf))))))
7184 (defun message-supersede ()
7185 "Start composing a message to supersede the current message.
7186 This is done simply by taking the old article and adding a Supersedes
7187 header line with the old Message-ID."
7189 (let ((cur (current-buffer)))
7190 ;; Check whether the user owns the article that is to be superseded.
7191 (unless (message-is-yours-p)
7192 (error "This article is not yours"))
7193 ;; Get a normal message buffer.
7194 (message-pop-to-buffer (message-buffer-name "supersede"))
7195 (insert-buffer-substring cur)
7197 (message-narrow-to-head-1)
7198 ;; Remove unwanted headers.
7199 (when message-ignored-supersedes-headers
7200 (message-remove-header message-ignored-supersedes-headers t))
7201 (goto-char (point-min))
7202 (if (not (re-search-forward "^Message-ID: " nil t))
7203 (error "No Message-ID in this article")
7204 (replace-match "Supersedes: " t t))
7205 (goto-char (point-max))
7206 (insert mail-header-separator)
7211 (defun message-recover ()
7212 "Reread contents of current buffer from its last auto-save file."
7214 (let ((file-name (make-auto-save-file-name)))
7215 (cond ((save-window-excursion
7216 (with-output-to-temp-buffer "*Directory*"
7217 (with-current-buffer standard-output
7219 (buffer-disable-undo standard-output)
7220 (let ((default-directory "/"))
7222 "ls" nil standard-output nil "-l" file-name)))
7223 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
7224 (let ((buffer-read-only nil))
7226 (insert-file-contents file-name nil)))
7227 (t (error "message-recover canceled")))))
7229 ;;; Washing Subject:
7231 (defun message-wash-subject (subject)
7232 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
7233 Previous forwarders, repliers, etc. may add it."
7236 (goto-char (point-min))
7237 ;; strip Re/Fwd stuff off the beginning
7238 (while (re-search-forward
7239 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
7242 ;; and gnus-style forwards [foo@bar.com] subject
7243 (goto-char (point-min))
7244 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
7248 (goto-char (point-max))
7249 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
7252 ;; and finally, any whitespace that was left-over
7253 (goto-char (point-min))
7254 (while (re-search-forward "^[ \t]+" nil t)
7256 (goto-char (point-max))
7257 (while (re-search-backward "[ \t]+$" nil t)
7262 ;;; Forwarding messages.
7264 (defvar message-forward-decoded-p nil
7265 "Non-nil means the original message is decoded.")
7267 (defun message-forward-subject-name-subject (subject)
7268 "Generate a SUBJECT for a forwarded message.
7269 The form is: [Source] Subject, where if the original message was mail,
7270 Source is the name of the sender, and if the original message was
7271 news, Source is the list of newsgroups is was posted to."
7272 (let* ((group (message-fetch-field "newsgroups"))
7273 (from (message-fetch-field "from"))
7276 (gnus-group-decoded-name group)
7278 (car (gnus-extract-address-components from))
7279 (cadr (gnus-extract-address-components from))))
7282 (if message-forward-decoded-p
7284 (mail-decode-encoded-word-string prefix))
7287 (defun message-forward-subject-author-subject (subject)
7288 "Generate a SUBJECT for a forwarded message.
7289 The form is: [Source] Subject, where if the original message was mail,
7290 Source is the sender, and if the original message was news, Source is
7291 the list of newsgroups is was posted to."
7292 (let* ((group (message-fetch-field "newsgroups"))
7295 (gnus-group-decoded-name group)
7296 (or (message-fetch-field "from")
7299 (if message-forward-decoded-p
7301 (mail-decode-encoded-word-string prefix))
7304 (defun message-forward-subject-fwd (subject)
7305 "Generate a SUBJECT for a forwarded message.
7306 The form is: Fwd: Subject, where Subject is the original subject of
7308 (if (string-match "^Fwd: " subject)
7310 (concat "Fwd: " subject)))
7312 (defun message-make-forward-subject ()
7313 "Return a Subject header suitable for the message in the current buffer."
7316 (message-narrow-to-head-1)
7317 (let ((funcs message-make-forward-subject-function)
7318 (subject (message-fetch-field "Subject")))
7321 (if message-forward-decoded-p
7323 (mail-decode-encoded-word-string subject))
7325 (when message-wash-forwarded-subjects
7326 (setq subject (message-wash-subject subject)))
7327 ;; Make sure funcs is a list.
7330 (setq funcs (list funcs)))
7331 ;; Apply funcs in order, passing subject generated by previous
7332 ;; func to the next one.
7333 (dolist (func funcs)
7334 (when (functionp func)
7335 (setq subject (funcall func subject))))
7338 (defvar gnus-article-decoded-p)
7342 (defun message-forward (&optional news digest)
7343 "Forward the current message via mail.
7344 Optional NEWS will use news to forward instead of mail.
7345 Optional DIGEST will use digest to forward."
7347 (let* ((cur (current-buffer))
7348 (message-forward-decoded-p
7349 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
7350 gnus-article-decoded-p ;; In an article buffer.
7351 message-forward-decoded-p))
7352 (subject (message-make-forward-subject)))
7354 (message-news nil subject)
7355 (message-mail nil subject))
7356 (message-forward-make-body cur digest)))
7358 (defun message-forward-make-body-plain (forward-buffer)
7360 "\n-------------------- Start of forwarded message --------------------\n")
7362 (contents (with-current-buffer forward-buffer (buffer-string)))
7364 (unless (multibyte-string-p contents)
7365 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7366 to the multibyte buffer \"%s\""
7367 (if (bufferp forward-buffer)
7368 (buffer-name forward-buffer)
7371 (insert (mm-with-multibyte-buffer
7374 (goto-char (point-min))
7375 (when (looking-at "From ")
7376 (replace-match "X-From-Line: "))
7378 (unless (bolp) (insert "\n"))
7381 "-------------------- End of forwarded message --------------------\n")
7382 (message-remove-ignored-headers b e)))
7384 (defun message-remove-ignored-headers (b e)
7385 (when (or message-forward-ignored-headers
7386 message-forward-included-headers)
7388 (narrow-to-region b e)
7390 (narrow-to-region (point)
7391 (or (search-forward "\n\n" nil t) (point)))
7392 (when message-forward-ignored-headers
7393 (let ((ignored (if (stringp message-forward-ignored-headers)
7394 (list message-forward-ignored-headers)
7395 message-forward-ignored-headers)))
7396 (dolist (elem ignored)
7397 (message-remove-header elem t))))
7398 (when message-forward-included-headers
7399 (message-remove-header
7400 (if (listp message-forward-included-headers)
7401 (regexp-opt message-forward-included-headers)
7402 message-forward-included-headers)
7405 (defun message-forward-make-body-mime (forward-buffer &optional beg end)
7407 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
7409 (narrow-to-region (point) (point))
7410 (insert-buffer-substring forward-buffer beg end)
7411 (mml-quote-region (point-min) (point-max))
7412 (goto-char (point-min))
7413 (when (looking-at "From ")
7414 (replace-match "X-From-Line: "))
7415 (goto-char (point-max)))
7416 (insert "<#/part>\n")
7417 ;; Consider there is no illegible text.
7418 (add-text-properties
7420 `(no-illegible-text t rear-nonsticky t start-open t))))
7422 (defun message-forward-make-body-mml (forward-buffer)
7423 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
7424 (let ((b (point)) e)
7425 (if (not message-forward-decoded-p)
7426 (let ((contents (with-current-buffer forward-buffer (buffer-string))))
7427 (unless (multibyte-string-p contents)
7428 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7429 to the multibyte buffer \"%s\""
7430 (if (bufferp forward-buffer)
7431 (buffer-name forward-buffer)
7434 (insert (mm-with-multibyte-buffer
7437 (goto-char (point-min))
7438 (when (looking-at "From ")
7439 (replace-match "X-From-Line: "))
7442 (narrow-to-region (point) (point))
7443 (mml-insert-buffer forward-buffer)
7444 (goto-char (point-min))
7445 (when (looking-at "From ")
7446 (replace-match "X-From-Line: "))
7447 (goto-char (point-max))))
7449 (insert "<#/mml>\n")
7450 (when (not message-forward-decoded-p)
7451 (message-remove-ignored-headers b e))))
7453 (defun message-forward-make-body-digest-plain (forward-buffer)
7455 "\n-------------------- Start of forwarded message --------------------\n")
7456 (mml-insert-buffer forward-buffer)
7458 "\n-------------------- End of forwarded message --------------------\n"))
7460 (defun message-forward-make-body-digest-mime (forward-buffer)
7461 (insert "\n<#multipart type=digest>\n")
7462 (let ((b (point)) e)
7463 (insert-buffer-substring forward-buffer)
7465 (insert "<#/multipart>\n")
7467 (narrow-to-region b e)
7469 (narrow-to-region (point)
7470 (or (search-forward "\n\n" nil t) (point)))
7471 (delete-region (point-min) (point-max)))))
7473 (defun message-forward-make-body-digest (forward-buffer)
7474 (if message-forward-as-mime
7475 (message-forward-make-body-digest-mime forward-buffer)
7476 (message-forward-make-body-digest-plain forward-buffer)))
7478 (autoload 'mm-uu-dissect-text-parts "mm-uu")
7479 (autoload 'mm-uu-dissect "mm-uu")
7481 (defun message-signed-or-encrypted-p (&optional dont-emulate-mime handles)
7482 "Say whether the current buffer contains signed or encrypted message.
7483 If DONT-EMULATE-MIME is nil, this function does the MIME emulation on
7484 messages that don't conform to PGP/MIME described in RFC2015. HANDLES
7485 is for the internal use."
7487 (let ((mm-decrypt-option 'never)
7488 (mm-verify-option 'never))
7489 (if (setq handles (mm-dissect-buffer nil t))
7490 (unless dont-emulate-mime
7491 (mm-uu-dissect-text-parts handles))
7492 (unless dont-emulate-mime
7493 (setq handles (mm-uu-dissect))))))
7494 ;; Check text/plain message in which there is a signed or encrypted
7495 ;; body that has been encoded by B or Q.
7496 (unless (or handles dont-emulate-mime)
7497 (let ((cur (current-buffer))
7498 (mm-decrypt-option 'never)
7499 (mm-verify-option 'never))
7501 (insert-buffer-substring cur)
7502 (when (setq handles (mm-dissect-buffer t t))
7503 (if (and (bufferp (car handles))
7504 (equal (mm-handle-media-type handles) "text/plain"))
7507 (insert-buffer-substring (car handles))
7508 (mm-decode-content-transfer-encoding
7509 (mm-handle-encoding handles))
7510 (mm-destroy-parts handles)
7511 (setq handles (mm-uu-dissect)))
7512 (mm-destroy-parts handles)
7513 (setq handles nil))))))
7517 (dolist (handle (if (stringp (car handles))
7518 (if (member (car handles)
7519 '("multipart/signed"
7520 "multipart/encrypted"))
7524 (if (stringp (car handle))
7525 (when (message-signed-or-encrypted-p dont-emulate-mime handle)
7527 (when (and (bufferp (car handle))
7528 (equal (mm-handle-media-type handle)
7530 (with-current-buffer (mm-handle-buffer handle)
7531 (when (message-signed-or-encrypted-p dont-emulate-mime)
7532 (throw 'found t)))))))
7533 (mm-destroy-parts handles))))
7536 (defun message-forward-make-body (forward-buffer &optional digest)
7537 ;; Put point where we want it before inserting the forwarded
7539 (if message-forward-before-signature
7541 (goto-char (point-max)))
7543 (message-forward-make-body-digest forward-buffer)
7544 (if message-forward-as-mime
7545 (if (and message-forward-show-mml
7546 (not (and (eq message-forward-show-mml 'best)
7547 ;; Use the raw form in the body if it contains
7548 ;; signed or encrypted message so as not to be
7549 ;; destroyed by re-encoding.
7550 (with-current-buffer forward-buffer
7552 (message-signed-or-encrypted-p)
7554 (message-forward-make-body-mml forward-buffer)
7555 (message-forward-make-body-mime forward-buffer))
7556 (message-forward-make-body-plain forward-buffer)))
7557 (message-position-point))
7559 (declare-function rmail-toggle-header "rmail" (&optional arg))
7562 (defun message-forward-rmail-make-body (forward-buffer)
7563 (save-window-excursion
7564 (set-buffer forward-buffer)
7565 (when (rmail-msg-is-pruned)
7566 (rmail-toggle-header 0)))
7567 (message-forward-make-body forward-buffer))
7569 ;; Fixme: Should have defcustom.
7571 (defun message-insinuate-rmail ()
7572 "Let RMAIL use message to forward."
7574 (setq rmail-enable-mime-composing t)
7575 (setq rmail-insert-mime-forwarded-message-function
7576 'message-forward-rmail-make-body))
7578 (defvar message-inhibit-body-encoding nil)
7581 (defun message-resend (address)
7582 "Resend the current article to ADDRESS."
7584 (list (message-read-from-minibuffer "Resend message to: ")))
7585 (message "Resending message to %s..." address)
7587 (let ((cur (current-buffer))
7589 ;; We first set up a normal mail buffer.
7590 (unless (message-mail-user-agent)
7591 (set-buffer (get-buffer-create " *message resend*"))
7592 (let ((inhibit-read-only t))
7594 (let ((message-this-is-mail t)
7595 message-generate-hashcash
7597 (message-setup `((To . ,address))))
7598 ;; Insert our usual headers.
7599 (message-generate-headers '(From Date To Message-ID))
7600 (message-narrow-to-headers)
7601 (when (setq gcc (mail-fetch-field "gcc" nil t))
7602 (message-remove-header "gcc"))
7603 ;; Remove X-Draft-From header etc.
7604 (message-remove-header message-ignored-mail-headers t)
7605 ;; Rename them all to "Resent-*".
7606 (goto-char (point-min))
7607 (while (re-search-forward "^[A-Za-z]" nil t)
7612 (let ((inhibit-read-only t))
7613 (delete-region (point) (point-max)))
7615 ;; Insert the message to be resent.
7616 (insert-buffer-substring cur)
7617 (goto-char (point-min))
7618 (search-forward "\n\n")
7621 (narrow-to-region beg (point))
7622 (message-remove-header message-ignored-resent-headers t)
7623 (goto-char (point-max)))
7624 (insert mail-header-separator)
7625 ;; Rename all old ("Also-")Resent headers.
7626 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
7629 ;; Quote any "From " lines at the beginning.
7631 (when (looking-at "From ")
7632 (replace-match "X-From-Line: "))
7634 (let ((message-inhibit-body-encoding
7635 ;; Don't do any further encoding if it looks like the
7636 ;; message has already been encoded.
7637 (let ((case-fold-search t))
7638 (re-search-forward "^mime-version:" nil t)))
7639 (message-inhibit-ecomplete t)
7640 message-required-mail-headers
7641 message-generate-hashcash
7642 rfc2047-encode-encoded-words)
7643 (message-send-mail))
7646 (insert "Gcc: " gcc "\n"))
7647 (run-hooks 'message-sent-hook)
7648 (kill-buffer (current-buffer)))
7649 (message "Resending message to %s...done" address)))
7652 (defun message-bounce ()
7653 "Re-mail the current message.
7654 This only makes sense if the current message is a bounce message that
7655 contains some mail you have written which has been bounced back to
7658 (let ((handles (mm-dissect-buffer t))
7660 (message-pop-to-buffer (message-buffer-name "bounce"))
7661 (if (stringp (car handles))
7662 ;; This is a MIME bounce.
7663 (mm-insert-part (car (last handles)))
7664 ;; This is a non-MIME bounce, so we try to remove things
7666 (mm-insert-part handles)
7668 (goto-char (point-min))
7669 (re-search-forward "\n\n+" nil t)
7670 (setq boundary (point))
7671 ;; We remove everything before the bounced mail.
7672 (if (or (re-search-forward message-unsent-separator nil t)
7674 (search-forward "\n\n" nil 'move)
7675 (re-search-backward "^Return-Path:.*\n" boundary t)))
7678 (delete-region (point-min)
7679 (if (re-search-forward "^[^ \n\t]+:" nil t)
7682 (goto-char boundary)
7683 (when (re-search-backward "^.?From .*\n" nil t)
7684 (delete-region (match-beginning 0) (match-end 0)))))
7687 (message-narrow-to-head-1)
7688 (message-remove-header message-ignored-bounced-headers t)
7689 (goto-char (point-max))
7690 (insert mail-header-separator))
7691 (message-position-point)))
7694 ;;; Interactive entry points for new message buffers.
7698 (defun message-mail-other-window (&optional to subject)
7699 "Like `message-mail' command, but display mail buffer in another window."
7701 (unless (message-mail-user-agent)
7702 (message-pop-to-buffer (message-buffer-name "mail" to)
7703 'switch-to-buffer-other-window))
7704 (let ((message-this-is-mail t))
7705 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7706 nil nil nil 'switch-to-buffer-other-window)))
7709 (defun message-mail-other-frame (&optional to subject)
7710 "Like `message-mail' command, but display mail buffer in another frame."
7712 (unless (message-mail-user-agent)
7713 (message-pop-to-buffer (message-buffer-name "mail" to)
7714 'switch-to-buffer-other-frame))
7715 (let ((message-this-is-mail t))
7716 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7717 nil nil nil 'switch-to-buffer-other-frame)))
7720 (defun message-news-other-window (&optional newsgroups subject)
7721 "Start editing a news article to be sent."
7723 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7724 'switch-to-buffer-other-window)
7725 (let ((message-this-is-news t))
7726 (message-setup `((Newsgroups . ,(or newsgroups ""))
7727 (Subject . ,(or subject ""))))))
7730 (defun message-news-other-frame (&optional newsgroups subject)
7731 "Start editing a news article to be sent."
7733 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7734 'switch-to-buffer-other-frame)
7735 (let ((message-this-is-news t))
7736 (message-setup `((Newsgroups . ,(or newsgroups ""))
7737 (Subject . ,(or subject ""))))))
7741 ;; This code should be moved to underline.el (from which it is stolen).
7744 (defun message-bold-region (start end)
7745 "Bold all nonblank characters in the region.
7746 Works by overstriking characters.
7747 Called from program, takes two arguments START and END
7748 which specify the range to operate on."
7751 (let ((end1 (make-marker)))
7752 (move-marker end1 (max start end))
7753 (goto-char (min start end))
7754 (while (< (point) end1)
7755 (or (looking-at "[_\^@- ]")
7756 (insert (char-after) "\b"))
7757 (forward-char 1)))))
7760 (defun message-unbold-region (start end)
7761 "Remove all boldness (overstruck characters) in the region.
7762 Called from program, takes two arguments START and END
7763 which specify the range to operate on."
7766 (let ((end1 (make-marker)))
7767 (move-marker end1 (max start end))
7768 (goto-char (min start end))
7769 (while (search-forward "\b" end1 t)
7770 (if (eq (char-after) (char-after (- (point) 2)))
7771 (delete-char -2))))))
7773 (defun message-exchange-point-and-mark ()
7774 "Exchange point and mark, but don't activate region if it was inactive."
7775 (goto-char (prog1 (mark t)
7776 (set-marker (mark-marker) (point)))))
7778 ;; Support for toolbar
7779 (defvar tool-bar-mode)
7781 ;; Note: The :set function in the `message-tool-bar*' variables will only
7782 ;; affect _new_ message buffers. We might add a function that walks thru all
7783 ;; message-mode buffers and force the update.
7784 (defun message-tool-bar-update (&optional symbol value)
7785 "Update message mode toolbar.
7786 Setter function for custom variables."
7787 (setq-default message-tool-bar-map nil)
7789 ;; When used as ":set" function:
7790 (set-default symbol value)))
7792 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
7793 'message-tool-bar-gnome
7794 'message-tool-bar-retro)
7795 "Specifies the message mode tool bar.
7797 It can be either a list or a symbol referring to a list. See
7798 `gmm-tool-bar-from-list' for the format of the list. The
7799 default key map is `message-mode-map'.
7801 Pre-defined symbols include `message-tool-bar-gnome' and
7802 `message-tool-bar-retro'."
7803 :type '(repeat gmm-tool-bar-list-item)
7804 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
7805 (const :tag "Retro look" message-tool-bar-retro)
7806 (repeat :tag "User defined list" gmm-tool-bar-item)
7808 :version "23.1" ;; No Gnus
7809 :initialize 'custom-initialize-default
7810 :set 'message-tool-bar-update
7813 (defcustom message-tool-bar-gnome
7814 '((ispell-message "spell" nil
7816 :visible (not flyspell-mode))
7817 (flyspell-buffer "spell" t
7819 :visible flyspell-mode
7820 :help "Flyspell whole buffer")
7821 (message-send-and-exit "mail/send" t :label "Send")
7822 (message-dont-send "mail/save-draft")
7823 (mml-attach-file "attach" mml-mode-map :vert-only t)
7824 (mml-preview "mail/preview" mml-mode-map)
7825 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
7826 (message-insert-importance-high "important" nil :visible nil)
7827 (message-insert-importance-low "unimportant" nil :visible nil)
7828 (message-insert-disposition-notification-to "receipt" nil :visible nil))
7829 "List of items for the message tool bar (GNOME style).
7831 See `gmm-tool-bar-from-list' for details on the format of the list."
7832 :type '(repeat gmm-tool-bar-item)
7833 :version "23.1" ;; No Gnus
7834 :initialize 'custom-initialize-default
7835 :set 'message-tool-bar-update
7838 (defcustom message-tool-bar-retro
7839 '(;; Old Emacs 21 icon for consistency.
7840 (message-send-and-exit "gnus/mail-send")
7841 (message-kill-buffer "close")
7842 (message-dont-send "cancel")
7843 (mml-attach-file "attach" mml-mode-map)
7844 (ispell-message "spell")
7845 (mml-preview "preview" mml-mode-map)
7846 (message-insert-importance-high "gnus/important")
7847 (message-insert-importance-low "gnus/unimportant")
7848 (message-insert-disposition-notification-to "gnus/receipt"))
7849 "List of items for the message tool bar (retro style).
7851 See `gmm-tool-bar-from-list' for details on the format of the list."
7852 :type '(repeat gmm-tool-bar-item)
7853 :version "23.1" ;; No Gnus
7854 :initialize 'custom-initialize-default
7855 :set 'message-tool-bar-update
7858 (defcustom message-tool-bar-zap-list
7859 '(new-file open-file dired kill-buffer write-file
7860 print-buffer customize help)
7861 "List of icon items from the global tool bar.
7862 These items are not displayed on the message mode tool bar.
7864 See `gmm-tool-bar-from-list' for the format of the list."
7865 :type 'gmm-tool-bar-zap-list
7866 :version "23.1" ;; No Gnus
7867 :initialize 'custom-initialize-default
7868 :set 'message-tool-bar-update
7871 (defvar image-load-path)
7873 (defun message-make-tool-bar (&optional force)
7874 "Make a message mode tool bar from `message-tool-bar-list'.
7875 When FORCE, rebuild the tool bar."
7876 (when (and (boundp 'tool-bar-mode)
7878 (or (not message-tool-bar-map) force))
7879 (setq message-tool-bar-map
7881 (image-load-path-for-library
7882 "message" "mail/save-draft.xpm" nil t))
7883 (image-load-path (cons (car load-path) image-load-path)))
7884 (gmm-tool-bar-from-list message-tool-bar
7885 message-tool-bar-zap-list
7886 'message-mode-map))))
7887 message-tool-bar-map)
7889 ;;; Group name completion.
7891 (defcustom message-newgroups-header-regexp
7892 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
7893 "Regexp that match headers that lists groups."
7897 (defcustom message-completion-alist
7898 (list (cons message-newgroups-header-regexp 'message-expand-group)
7899 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
7900 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
7901 . message-expand-name)
7902 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
7903 . message-expand-name))
7904 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
7907 :type '(alist :key-type regexp :value-type function))
7909 (defcustom message-expand-name-databases
7911 "List of databases to try for name completion (`message-expand-name').
7912 Each element is a symbol and can be `bbdb' or `eudc'."
7914 :type '(set (const bbdb) (const eudc)))
7916 (defcustom message-tab-body-function nil
7917 "*Function to execute when `message-tab' (TAB) is executed in the body.
7918 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7921 :link '(custom-manual "(message)Various Commands")
7922 :type '(choice (const nil)
7925 (declare-function mail-abbrev-in-expansion-header-p "mailabbrev" ())
7927 (defun message-tab ()
7928 "Complete names according to `message-completion-alist'.
7929 Execute function specified by `message-tab-body-function' when
7930 not in those headers. If that variable is nil, indent with the
7931 regular text mode tabbing command."
7934 ((let ((completion-fail-discreetly t))
7935 (completion-at-point))
7936 ;; Completion was performed; nothing else to do.
7938 (message-tab-body-function (funcall message-tab-body-function))
7939 (t (funcall (or (lookup-key text-mode-map "\t")
7940 (lookup-key global-map "\t")
7941 'indent-relative)))))
7943 (defvar mail-abbrev-mode-regexp)
7945 (defun message-completion-function ()
7946 (let ((alist message-completion-alist))
7948 (let ((mail-abbrev-mode-regexp (caar alist)))
7949 (not (mail-abbrev-in-expansion-header-p))))
7950 (setq alist (cdr alist)))
7952 (lexical-let ((fun (cdar alist)))
7953 ;; Even if completion fails, return a non-nil value, so as to avoid
7954 ;; falling back to message-tab-body-function.
7955 (lambda () (funcall fun) 'completion-attempted)))))
7957 (defun message-expand-group ()
7958 "Expand the group name under point."
7959 (let ((b (save-excursion
7964 (skip-chars-forward "^:")
7967 (skip-chars-backward "^, \t\n") (point))))
7968 (completion-ignore-case t)
7969 (e (progn (skip-chars-forward "^,\t\n ") (point)))
7971 (when (and (boundp 'gnus-active-hashtb)
7975 (setq group (symbol-name symbol))
7976 (push (if (string-match "[^\000-\177]" group)
7977 (gnus-group-decoded-name group)
7980 gnus-active-hashtb))
7981 (completion-in-region b e collection)))
7983 (defun message-expand-name ()
7984 (cond ((and (memq 'eudc message-expand-name-databases)
7985 (boundp 'eudc-protocol)
7987 (eudc-expand-inline))
7988 ((and (memq 'bbdb message-expand-name-databases)
7989 (fboundp 'bbdb-complete-name))
7990 (let ((starttick (buffer-modified-tick)))
7991 (or (bbdb-complete-name)
7992 ;; Apparently, bbdb-complete-name can return nil even when
7993 ;; completion took place. So let's double check the buffer was
7995 (/= starttick (buffer-modified-tick)))))
8001 (defun message-talkative-question (ask question show &rest text)
8002 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
8003 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
8004 The following arguments may contain lists of values."
8006 (setq text (message-flatten-list text)))
8007 (save-window-excursion
8008 (with-output-to-temp-buffer " *MESSAGE information message*"
8009 (with-current-buffer " *MESSAGE information message*"
8012 (goto-char (point-min))))
8013 (funcall ask question))
8014 (funcall ask question)))
8016 (defun message-flatten-list (list)
8017 "Return a new, flat list that contains all elements of LIST.
8019 \(message-flatten-list \\='(1 (2 3 (4 5 (6))) 7))
8022 (apply 'append (mapcar 'message-flatten-list list)))
8026 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
8027 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
8028 Then clone the local variables and values from the old buffer to the
8029 new one, cloning only the locals having a substring matching the
8031 (let ((oldbuf (current-buffer)))
8032 (with-current-buffer (generate-new-buffer name)
8033 (message-clone-locals oldbuf varstr)
8036 (defun message-clone-locals (buffer &optional varstr)
8037 "Clone the local variables from BUFFER to the current buffer."
8038 (let ((locals (with-current-buffer buffer (buffer-local-variables)))
8039 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
8042 (when (and (consp local)
8044 (string-match regexp (symbol-name (car local)))
8046 (string-match varstr (symbol-name (car local)))))
8048 (set (make-local-variable (car local))
8056 (defun message-encode-message-body ()
8057 (unless message-inhibit-body-encoding
8058 (let ((mail-parse-charset (or mail-parse-charset
8059 message-default-charset))
8060 (case-fold-search t)
8061 lines content-type-p)
8064 (narrow-to-region (point) (point-max))
8065 (let ((new (mml-generate-mime)))
8067 (delete-region (point-min) (point-max))
8069 (goto-char (point-min))
8070 (if (eq (aref new 0) ?\n)
8072 (search-forward "\n\n")
8073 (setq lines (buffer-substring (point-min) (1- (point))))
8074 (delete-region (point-min) (point))))))
8076 (message-narrow-to-headers-or-head)
8077 (message-remove-header "Mime-Version")
8078 (goto-char (point-max))
8079 (insert "MIME-Version: 1.0\n")
8082 (setq content-type-p
8084 (re-search-backward "^Content-Type:" nil t))))
8086 (message-narrow-to-headers-or-head)
8087 (message-remove-first-header "Content-Type")
8088 (message-remove-first-header "Content-Transfer-Encoding"))
8089 ;; We always make sure that the message has a Content-Type
8090 ;; header. This is because some broken MTAs and MUAs get
8091 ;; awfully confused when confronted with a message with a
8092 ;; MIME-Version header and without a Content-Type header. For
8093 ;; instance, Solaris' /usr/bin/mail.
8094 (unless content-type-p
8095 (goto-char (point-min))
8096 ;; For unknown reason, MIME-Version doesn't exist.
8097 (when (re-search-forward "^MIME-Version:" nil t)
8099 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
8101 (defun message-read-from-minibuffer (prompt &optional initial-contents)
8102 "Read from the minibuffer while providing abbrev expansion."
8103 (let ((minibuffer-setup-hook 'mail-abbrevs-setup)
8104 (minibuffer-local-map message-minibuffer-local-map))
8105 (read-from-minibuffer prompt initial-contents)))
8107 (defun message-use-alternative-email-as-from ()
8108 "Set From field of the outgoing message to the first matching
8109 address in `message-alternative-emails', looking at To, Cc and
8110 From headers in the original article."
8111 (require 'mail-utils)
8112 (let* ((fields '("To" "Cc" "From"))
8114 (message-tokenize-header
8115 (mail-strip-quoted-names
8116 (mapconcat 'message-fetch-reply-field fields ","))))
8117 (email (cond ((functionp message-alternative-emails)
8118 (car (cl-remove-if-not message-alternative-emails emails)))
8119 (t (loop for email in emails
8120 if (string-match-p message-alternative-emails email)
8122 (unless (or (not email) (equal email user-mail-address))
8123 (message-remove-header "From")
8124 (goto-char (point-max))
8125 (insert "From: " (let ((user-mail-address email)) (message-make-from))
8128 (defun message-options-get (symbol)
8129 (cdr (assq symbol message-options)))
8131 (defun message-options-set (symbol value)
8132 (let ((the-cons (assq symbol message-options)))
8135 (setcdr the-cons value)
8136 (setq message-options (delq the-cons message-options)))
8138 (push (cons symbol value) message-options))))
8141 (defun message-options-set-recipient ()
8143 (message-narrow-to-headers-or-head)
8144 (message-options-set 'message-sender
8145 (mail-strip-quoted-names
8146 (message-fetch-field "from")))
8147 (message-options-set 'message-recipients
8148 (mail-strip-quoted-names
8149 (let ((to (message-fetch-field "to"))
8150 (cc (message-fetch-field "cc"))
8151 (bcc (message-fetch-field "bcc")))
8154 (if (and to cc) ", ")
8156 (if (and (or to cc) bcc) ", ")
8159 (defun message-hide-headers ()
8160 "Hide headers based on the `message-hidden-headers' variable."
8161 (let ((regexps (if (stringp message-hidden-headers)
8162 (list message-hidden-headers)
8163 message-hidden-headers))
8164 (inhibit-point-motion-hooks t)
8165 (inhibit-modification-hooks t)
8166 (end-of-headers (point-min)))
8170 (message-narrow-to-headers)
8171 (goto-char (point-min))
8173 (if (not (message-hide-header-p regexps))
8174 (message-next-header)
8175 (let ((begin (point))
8177 (message-next-header)
8178 (setq header (buffer-substring begin (point))
8179 header-len (- (point) begin))
8180 (delete-region begin (point))
8181 (goto-char end-of-headers)
8183 (setq end-of-headers
8184 (+ end-of-headers header-len))))))))
8185 (narrow-to-region end-of-headers (point-max))))
8187 (defun message-hide-header-p (regexps)
8190 (when (eq (car regexps) 'not)
8193 (dolist (regexp regexps)
8194 (setq result (or result (looking-at regexp))))
8199 (declare-function ecomplete-add-item "ecomplete" (type key text))
8200 (declare-function ecomplete-save "ecomplete" ())
8202 (defun message-put-addresses-in-ecomplete ()
8203 (require 'ecomplete)
8204 (dolist (header '("to" "cc" "from" "reply-to"))
8205 (let ((value (message-field-value header)))
8206 (dolist (string (mail-header-parse-addresses value 'raw))
8208 (replace-regexp-in-string
8210 (replace-regexp-in-string "^ +\\| +$" "" string)))
8211 (ecomplete-add-item 'mail (car (mail-header-parse-address string))
8215 (autoload 'ecomplete-display-matches "ecomplete")
8217 (defun message-display-abbrev (&optional choose)
8218 "Display the next possible abbrev for the text before point."
8219 (interactive (list t))
8220 (when (and (memq (char-after (point-at-bol)) '(?C ?T ?\t ? ))
8221 (message-point-in-header-p)
8224 (while (and (memq (char-after) '(?\t ? ))
8225 (zerop (forward-line -1))))
8226 (looking-at "To:\\|Cc:")))
8227 (let* ((end (point))
8228 (start (save-excursion
8229 (and (re-search-backward "[\n\t ]" nil t)
8231 (word (when start (buffer-substring start end)))
8232 (match (when (and word
8233 (not (zerop (length word))))
8234 (ecomplete-display-matches 'mail word choose))))
8235 (when (and choose match)
8236 (delete-region start end)
8239 ;; To send pre-formatted letters like the example below, you can use
8240 ;; `message-send-form-letter':
8241 ;; --8<---------------cut here---------------start------------->8---
8242 ;; To: alice@invalid.invalid
8243 ;; Subject: Verification of your contact information
8244 ;; From: Contact verification <admin@foo.invalid>
8245 ;; --text follows this line--
8247 ;; please verify that your contact information is still valid:
8248 ;; Alice A, A avenue 11, 1111 A town, Austria
8249 ;; ----------next form letter message follows this line----------
8250 ;; To: bob@invalid.invalid
8251 ;; Subject: Verification of your contact information
8252 ;; From: Contact verification <admin@foo.invalid>
8253 ;; --text follows this line--
8255 ;; please verify that your contact information is still valid:
8256 ;; Bob, B street 22, 22222 Be town, Belgium
8257 ;; ----------next form letter message follows this line----------
8258 ;; To: charlie@invalid.invalid
8259 ;; Subject: Verification of your contact information
8260 ;; From: Contact verification <admin@foo.invalid>
8261 ;; --text follows this line--
8263 ;; please verify that your contact information is still valid:
8264 ;; Charlie Chaplin, C plaza 33, 33333 C town, Chile
8265 ;; --8<---------------cut here---------------end--------------->8---
8267 ;; FIXME: What is the most common term (circular letter, form letter, serial
8268 ;; letter, standard letter) for such kind of letter? See also
8269 ;; <http://en.wikipedia.org/wiki/Form_letter>
8271 ;; FIXME: Maybe extent message-mode's font-lock support to recognize
8272 ;; `message-form-letter-separator', i.e. highlight each message like a single
8275 (defcustom message-form-letter-separator
8276 "\n----------next form letter message follows this line----------\n"
8277 "Separator for `message-send-form-letter'."
8278 ;; :group 'message-form-letter
8279 :group 'message-various
8280 :version "23.1" ;; No Gnus
8283 (defcustom message-send-form-letter-delay 1
8284 "Delay in seconds when sending a message with `message-send-form-letter'.
8285 Only used when `message-send-form-letter' is called with non-nil
8287 ;; :group 'message-form-letter
8288 :group 'message-various
8289 :version "23.1" ;; No Gnus
8292 (defun message-send-form-letter (&optional force)
8293 "Sent all form letter messages from current buffer.
8294 Unless FORCE, prompt before sending.
8296 The messages are separated by `message-form-letter-separator'.
8297 Header and body are separated by `mail-header-separator'."
8299 (let ((sent 0) (skipped 0)
8303 (goto-char (point-min))
8306 end (if (search-forward message-form-letter-separator nil t)
8307 (- (point) (length message-form-letter-separator) -1)
8311 (buffer-substring-no-properties start end))
8312 (setq buff (generate-new-buffer "*mail - form letter*"))
8313 (with-current-buffer buff
8316 (setq to (message-fetch-field "To"))
8317 (switch-to-buffer buff)
8319 (sit-for message-send-form-letter-delay))
8321 (y-or-n-p (format-message "Send message to `%s'? " to)))
8323 (setq sent (1+ sent))
8324 (message-send-and-exit))
8325 (message "Message to `%s' skipped." to)
8326 (setq skipped (1+ skipped)))
8327 (when (buffer-live-p buff)
8328 (kill-buffer buff))))
8329 (message "%s message(s) sent, %s skipped." sent skipped)))
8331 (defun message-replace-header (header new-value &optional after force)
8332 "Remove HEADER and insert the NEW-VALUE.
8333 If AFTER, insert after this header. If FORCE, insert new field
8334 even if NEW-VALUE is empty."
8335 ;; Similar to `nnheader-replace-header' but for message buffers.
8338 (message-narrow-to-headers)
8339 (message-remove-header header))
8340 (when (or force (> (length new-value) 0))
8342 (message-position-on-field header after)
8343 (message-position-on-field header))
8344 (insert new-value))))
8346 (defcustom message-recipients-without-full-name
8347 (list "ding@gnus.org"
8349 "emacs-devel@gnu.org"
8350 "emacs-pretest-bug@gnu.org"
8351 "bug-gnu-emacs@gnu.org")
8352 "Mail addresses that have no full name.
8353 Used in `message-simplify-recipients'."
8354 ;; Maybe the addresses could be extracted from
8355 ;; `gnus-parameter-to-list-alist'?
8356 :type '(choice (const :tag "None" nil)
8358 :version "23.1" ;; No Gnus
8359 :group 'message-headers)
8361 (defun message-simplify-recipients ()
8363 (dolist (hdr '("Cc" "To"))
8364 (message-replace-header
8368 (if (and message-recipients-without-full-name
8370 (regexp-opt message-recipients-without-full-name)
8374 (message-make-from (car addrcomp) (cadr addrcomp))
8376 (when (message-fetch-field hdr)
8377 (mail-extract-address-components
8378 (message-fetch-field hdr) t))
8381 ;;; multipart/related and HTML support.
8383 (defun message-make-html-message-with-image-files (files)
8384 "Make a message containing the current dired-marked image files."
8385 (interactive (list (dired-get-marked-files nil current-prefix-arg)))
8388 (insert "<#part type=text/html>\n\n")
8389 (dolist (file files)
8390 (insert (format "<img src=%S>\n\n" file)))
8391 (message-toggle-image-thumbnails)
8394 (defun message-toggle-image-thumbnails ()
8395 "For any included image files, insert a thumbnail of that image."
8397 (let ((overlays (overlays-in (point-min) (point-max)))
8400 (let ((overlay (car overlays)))
8401 (when (overlay-get overlay 'put-image)
8402 (delete-overlay overlay)
8403 (setq displayed t)))
8404 (setq overlays (cdr overlays)))
8407 (goto-char (point-min))
8408 (while (re-search-forward "<img.*src=\"\\([^\"]+\\)" nil t)
8409 (let ((file (match-string 1))
8410 (edges (window-inside-pixel-edges
8411 (get-buffer-window (current-buffer)))))
8414 file 'imagemagick nil
8415 :max-width (truncate
8416 (* 0.7 (- (nth 2 edges) (nth 0 edges))))
8417 :max-height (truncate
8418 (* 0.5 (- (nth 3 edges) (nth 1 edges)))))
8424 (run-hooks 'message-load-hook)
8430 ;;; message.el ends here