1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996-2012 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.
31 ;; For Emacs <22.2 and XEmacs.
33 (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
40 ;; Only for the trivial macros mail-header-from, mail-header-date
41 ;; mail-header-references, mail-header-subject, mail-header-id
42 (eval-when-compile (require 'nnheader))
43 ;; This is apparently necessary even though things are autoloaded.
44 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
45 ;; require mailabbrev here.
46 (if (featurep 'xemacs)
47 (require 'mail-abbrevs)
48 (require 'mailabbrev))
52 (require 'format-spec)
54 (autoload 'mailclient-send-it "mailclient") ;; Emacs 22 or contrib/
56 (defvar gnus-message-group-art)
57 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
58 (defvar rmail-enable-mime-composing)
60 (defgroup message '((user-mail-address custom-variable)
61 (user-full-name custom-variable))
62 "Mail and news message composing."
63 :link '(custom-manual "(message)Top")
67 (put 'user-mail-address 'custom-type 'string)
68 (put 'user-full-name 'custom-type 'string)
70 (defgroup message-various nil
71 "Various Message Variables."
72 :link '(custom-manual "(message)Various Message Variables")
75 (defgroup message-buffers nil
77 :link '(custom-manual "(message)Message Buffers")
80 (defgroup message-sending nil
82 :link '(custom-manual "(message)Sending Variables")
85 (defgroup message-interface nil
87 :link '(custom-manual "(message)Interface")
90 (defgroup message-forwarding nil
92 :link '(custom-manual "(message)Forwarding")
93 :group 'message-interface)
95 (defgroup message-insertion nil
97 :link '(custom-manual "(message)Insertion")
100 (defgroup message-headers nil
102 :link '(custom-manual "(message)Message Headers")
105 (defgroup message-news nil
106 "Composing News Messages."
109 (defgroup message-mail nil
110 "Composing Mail Messages."
113 (defgroup message-faces nil
114 "Faces used for message composing."
118 (defcustom message-directory "~/Mail/"
119 "*Directory from which all other mail file variables are derived."
120 :group 'message-various
123 (defcustom message-max-buffers 10
124 "*How many buffers to keep before starting to kill them off."
125 :group 'message-buffers
128 (defcustom message-send-rename-function nil
129 "Function called to rename the buffer after sending it."
130 :group 'message-buffers
131 :type '(choice function (const nil)))
133 (defcustom message-fcc-handler-function 'message-output
134 "*A function called to save outgoing articles.
135 This function will be called with the name of the file to store the
136 article in. The default function is `message-output' which saves in Unix
138 :type '(radio (function-item message-output)
139 (function :tag "Other"))
140 :group 'message-sending)
142 (defcustom message-fcc-externalize-attachments nil
143 "If non-nil, attachments are included as external parts in Fcc copies."
146 :group 'message-sending)
148 (defcustom message-courtesy-message
149 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
150 "*This is inserted at the start of a mailed copy of a posted message.
151 If the string contains the format spec \"%s\", the Newsgroups
152 the article has been posted to will be inserted there.
153 If this variable is nil, no such courtesy message will be added."
154 :group 'message-sending
155 :type '(radio string (const nil)))
157 (defcustom message-ignored-bounced-headers
158 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
159 "*Regexp that matches headers to be removed in resent bounced mail."
160 :group 'message-interface
163 (defcustom message-from-style 'default
164 ;; In Emacs 24.1 this defaults to the value of `mail-from-style'
166 ;; `angles' in Emacs 22.1~23.1, XEmacs 21.4, 21.5, and SXEmacs 22.1;
167 ;; `system-default' in Emacs 23.2, and 24.1
168 "Specifies how \"From\" headers look.
170 If nil, they contain just the return address like:
172 If `parens', they look like:
173 king@grassland.com (Elvis Parsley)
174 If `angles', they look like:
175 Elvis Parsley <king@grassland.com>
177 Otherwise, most addresses look like `angles', but they look like
178 `parens' if `angles' would need quoting and `parens' would not."
180 :type '(choice (const :tag "simple" nil)
184 :group 'message-headers)
186 (defcustom message-insert-canlock t
187 "Whether to insert a Cancel-Lock header in news postings."
189 :group 'message-headers
192 (defcustom message-syntax-checks
193 (if message-insert-canlock '((sender . disabled)) nil)
194 ;; Guess this one shouldn't be easy to customize...
195 "*Controls what syntax checks should not be performed on outgoing posts.
196 To disable checking of long signatures, for instance, add
197 `(signature . disabled)' to this list.
199 Don't touch this variable unless you really know what you're doing.
201 Checks include `approved', `bogus-recipient', `continuation-headers',
202 `control-chars', `empty', `existing-newsgroups', `from', `illegible-text',
203 `invisible-text', `long-header-lines', `long-lines', `message-id',
204 `multiple-headers', `new-text', `newsgroups', `quoting-style',
205 `repeated-newsgroups', `reply-to', `sender', `sendsys', `shoot',
206 `shorten-followup-to', `signature', `size', `subject', `subject-cmsg'
207 and `valid-newsgroups'."
209 :type '(repeat sexp)) ; Fixme: improve this
211 (defcustom message-required-headers '((optional . References)
213 "*Headers to be generated or prompted for when sending a message.
214 Also see `message-required-news-headers' and
215 `message-required-mail-headers'."
218 :group 'message-headers
219 :link '(custom-manual "(message)Message Headers")
220 :type '(repeat sexp))
222 (defcustom message-draft-headers '(References From Date)
223 "*Headers to be generated when saving a draft message."
226 :group 'message-headers
227 :link '(custom-manual "(message)Message Headers")
228 :type '(repeat sexp))
230 (defcustom message-required-news-headers
231 '(From Newsgroups Subject Date Message-ID
232 (optional . Organization)
233 (optional . User-Agent))
234 "*Headers to be generated or prompted for when posting an article.
235 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
236 Message-ID. Organization, Lines, In-Reply-To, Expires, and
237 User-Agent are optional. If you don't want message to insert some
238 header, remove it from this list."
240 :group 'message-headers
241 :link '(custom-manual "(message)Message Headers")
242 :type '(repeat sexp))
244 (defcustom message-required-mail-headers
245 '(From Subject Date (optional . In-Reply-To) Message-ID
246 (optional . User-Agent))
247 "*Headers to be generated or prompted for when mailing a message.
248 It is recommended that From, Date, To, Subject and Message-ID be
249 included. Organization and User-Agent are optional."
251 :group 'message-headers
252 :link '(custom-manual "(message)Message Headers")
253 :type '(repeat sexp))
255 (defcustom message-prune-recipient-rules nil
256 "Rules for how to prune the list of recipients when doing wide replies.
257 This is a list of regexps and regexp matches."
260 :group 'message-headers
261 :link '(custom-manual "(message)Wide Reply")
262 :type '(repeat regexp))
264 (defcustom message-deletable-headers '(Message-ID Date Lines)
265 "Headers to be deleted if they already exist and were generated by message previously."
266 :group 'message-headers
267 :link '(custom-manual "(message)Message Headers")
270 (defcustom message-ignored-news-headers
271 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
272 "*Regexp of headers to be removed unconditionally before posting."
274 :group 'message-headers
275 :link '(custom-manual "(message)Message Headers")
276 :type '(repeat :value-to-internal (lambda (widget value)
277 (custom-split-regexp-maybe value))
278 :match (lambda (widget value)
280 (widget-editable-list-match widget value)))
283 (defcustom message-ignored-mail-headers
284 "^\\([GF]cc\\|Resent-Fcc\\|Xref\\|X-Draft-From\\|X-Gnus-Agent-Meta-Information\\):"
285 "*Regexp of headers to be removed unconditionally before mailing."
287 :group 'message-headers
288 :link '(custom-manual "(message)Mail Headers")
291 (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:"
292 "*Header lines matching this regexp will be deleted before posting.
293 It's best to delete old Path and Date headers before posting to avoid
295 :group 'message-interface
296 :link '(custom-manual "(message)Superseding")
297 :type '(repeat :value-to-internal (lambda (widget value)
298 (custom-split-regexp-maybe value))
299 :match (lambda (widget value)
301 (widget-editable-list-match widget value)))
304 (defcustom message-subject-re-regexp
305 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
306 "*Regexp matching \"Re: \" in the subject line."
307 :group 'message-various
308 :link '(custom-manual "(message)Message Headers")
311 ;;; Start of variables adopted from `message-utils.el'.
313 (defcustom message-subject-trailing-was-query t
314 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
315 If nil, leave the subject unchanged. If it is the symbol `ask', query
316 the user what do do. In this case, the subject is matched against
317 `message-subject-trailing-was-ask-regexp'. If
318 `message-subject-trailing-was-query' is t, always strip the trailing
319 old subject. In this case, `message-subject-trailing-was-regexp' is
322 :type '(choice (const :tag "never" nil)
323 (const :tag "always strip" t)
325 :link '(custom-manual "(message)Message Headers")
326 :group 'message-various)
328 (defcustom message-subject-trailing-was-ask-regexp
329 "[ \t]*\\([[(]+[Ww][Aa][Ss]:?[ \t]*.*[])]+\\)"
330 "*Regexp matching \"(was: <old subject>)\" in the subject line.
332 The function `message-strip-subject-trailing-was' uses this regexp if
333 `message-subject-trailing-was-query' is set to the symbol `ask'. If
334 the variable is t instead of `ask', use
335 `message-subject-trailing-was-regexp' instead.
337 It is okay to create some false positives here, as the user is asked."
339 :group 'message-various
340 :link '(custom-manual "(message)Message Headers")
343 (defcustom message-subject-trailing-was-regexp
344 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
345 "*Regexp matching \"(was: <old subject>)\" in the subject line.
347 If `message-subject-trailing-was-query' is set to t, the subject is
348 matched against `message-subject-trailing-was-regexp' in
349 `message-strip-subject-trailing-was'. You should use a regexp creating very
350 few false positives here."
352 :group 'message-various
353 :link '(custom-manual "(message)Message Headers")
356 ;;; marking inserted text
358 (defcustom message-mark-insert-begin
359 "--8<---------------cut here---------------start------------->8---\n"
360 "How to mark the beginning of some inserted text."
363 :link '(custom-manual "(message)Insertion Variables")
364 :group 'message-various)
366 (defcustom message-mark-insert-end
367 "--8<---------------cut here---------------end--------------->8---\n"
368 "How to mark the end of some inserted text."
371 :link '(custom-manual "(message)Insertion Variables")
372 :group 'message-various)
374 (defcustom message-archive-header "X-No-Archive: Yes\n"
375 "Header to insert when you don't want your article to be archived.
376 Archives \(such as groups.google.com\) respect this header."
379 :link '(custom-manual "(message)Header Commands")
380 :group 'message-various)
382 (defcustom message-archive-note
383 "X-No-Archive: Yes - save http://groups.google.com/"
384 "Note to insert why you wouldn't want this posting archived.
385 If nil, don't insert any text in the body."
387 :type '(radio string (const nil))
388 :link '(custom-manual "(message)Header Commands")
389 :group 'message-various)
391 ;;; Crossposts and Followups
392 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
393 ;; new suggestions by R. Weikusat <rw at another.de>
395 (defvar message-cross-post-old-target nil
396 "Old target for cross-posts or follow-ups.")
397 (make-variable-buffer-local 'message-cross-post-old-target)
399 (defcustom message-cross-post-default t
400 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
401 If nil, `message-cross-post-followup-to' will only do a followup. Note that
402 you can explicitly override this setting by calling
403 `message-cross-post-followup-to' with a prefix."
406 :group 'message-various)
408 (defcustom message-cross-post-note "Crosspost & Followup-To: "
409 "Note to insert before signature to notify of cross-post and follow-up."
412 :group 'message-various)
414 (defcustom message-followup-to-note "Followup-To: "
415 "Note to insert before signature to notify of follow-up only."
418 :group 'message-various)
420 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
421 "Function to use to insert note about Crosspost or Followup-To.
422 The function will be called with four arguments. The function should not only
423 insert a note, but also ensure old notes are deleted. See the documentation
424 for `message-cross-post-insert-note'."
427 :group 'message-various)
429 ;;; End of variables adopted from `message-utils.el'.
431 (defcustom message-signature-separator "^-- $"
432 "Regexp matching the signature separator.
433 This variable is used to strip off the signature from quoted text
434 when `message-cite-function' is
435 `message-cite-original-without-signature'. Most useful values
436 are \"^-- $\" (strict) and \"^-- *$\" (loose; allow missing
438 :type '(choice (const :tag "strict" "^-- $")
439 (const :tag "loose" "^-- *$")
441 :version "22.3" ;; Gnus 5.10.12 (changed default)
442 :link '(custom-manual "(message)Various Message Variables")
443 :group 'message-various)
445 (defcustom message-elide-ellipsis "\n[...]\n\n"
446 "*The string which is inserted for elided text.
447 This is a format-spec string, and you can use %l to say how many
448 lines were removed, and %c to say how many characters were
451 :link '(custom-manual "(message)Various Commands")
452 :group 'message-various)
454 (defcustom message-interactive t
455 ;; In Emacs 24.1 this defaults to the value of `mail-interactive'
457 ;; `nil' in Emacs 22.1~22.3, XEmacs 21.4, 21.5, and SXEmacs 22.1;
458 ;; `t' in Emacs 23.1~24.1
459 "Non-nil means when sending a message wait for and display errors.
460 A value of nil means let mailer mail back a message to report errors."
462 :group 'message-sending
464 :link '(custom-manual "(message)Sending Variables")
467 (defcustom message-confirm-send nil
468 "When non-nil, ask for confirmation when sending a message."
469 :group 'message-sending
471 :version "23.1" ;; No Gnus
472 :link '(custom-manual "(message)Sending Variables")
475 (defcustom message-generate-new-buffers 'unsent
476 "*Say whether to create a new message buffer to compose a message.
477 Valid values include:
480 Generate the buffer name in the Message way (e.g., *mail*, *news*,
481 *mail to whom*, *news on group*, etc.) and continue editing in the
482 existing buffer of that name. If there is no such buffer, it will
486 Create the new buffer with the name generated in the Message way.
489 Similar to `unique' but the buffer name begins with \"*unsent \".
492 Similar to nil but the buffer name is simpler like *mail message*.
495 If this is a function, call that function with three parameters:
496 The type, the To address and the group name (any of these may be nil).
497 The function should return the new buffer name."
499 :group 'message-buffers
500 :link '(custom-manual "(message)Message Buffers")
501 :type '(choice (const nil)
502 (sexp :tag "unique" :format "unique\n" :value unique
503 :match (lambda (widget value) (memq value '(unique t))))
506 (function :format "\n %{%t%}: %v")))
508 (defcustom message-kill-buffer-on-exit nil
509 "*Non-nil means that the message buffer will be killed after sending a message."
510 :group 'message-buffers
511 :link '(custom-manual "(message)Message Buffers")
514 (defcustom message-kill-buffer-query t
515 "*Non-nil means that killing a modified message buffer has to be confirmed.
516 This is used by `message-kill-buffer'."
517 :version "23.1" ;; No Gnus
518 :group 'message-buffers
521 (defcustom message-user-organization
522 (or (getenv "ORGANIZATION") t)
523 "String to be used as an Organization header.
524 If t, use `message-user-organization-file'."
525 :group 'message-headers
526 :type '(choice string
527 (const :tag "consult file" t)))
529 (defcustom message-user-organization-file
531 (dolist (f (list "/etc/organization"
532 "/etc/news/organization"
533 "/usr/lib/news/organization"))
534 (when (file-readable-p f)
537 "*Local news organization file."
539 :link '(custom-manual "(message)News Headers")
540 :group 'message-headers)
542 (defcustom message-make-forward-subject-function
543 #'message-forward-subject-name-subject
544 "*List of functions called to generate subject headers for forwarded messages.
545 The subject generated by the previous function is passed into each
548 The provided functions are:
550 * `message-forward-subject-author-subject' Source of article (author or
551 newsgroup), in brackets followed by the subject
552 * `message-forward-subject-name-subject' Source of article (name of author
553 or newsgroup), in brackets followed by the subject
554 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
556 :group 'message-forwarding
557 :link '(custom-manual "(message)Forwarding")
558 :type '(radio (function-item message-forward-subject-author-subject)
559 (function-item message-forward-subject-fwd)
560 (function-item message-forward-subject-name-subject)
561 (repeat :tag "List of functions" function)))
563 (defcustom message-forward-as-mime t
564 "*Non-nil means forward messages as an inline/rfc822 MIME section.
565 Otherwise, directly inline the old message in the forwarded message."
567 :group 'message-forwarding
568 :link '(custom-manual "(message)Forwarding")
571 (defcustom message-forward-show-mml 'best
572 "*Non-nil means show forwarded messages as MML (decoded from MIME).
573 Otherwise, forwarded messages are unchanged.
574 Can also be the symbol `best' to indicate that MML should be
575 used, except when it is a bad idea to use MML. One example where
576 it is a bad idea is when forwarding a signed or encrypted
577 message, because converting MIME to MML would invalidate the
580 :group 'message-forwarding
581 :type '(choice (const :tag "use MML" t)
582 (const :tag "don't use MML " nil)
583 (const :tag "use MML when appropriate" best)))
585 (defcustom message-forward-before-signature t
586 "*Non-nil means put forwarded message before signature, else after."
587 :group 'message-forwarding
590 (defcustom message-wash-forwarded-subjects nil
591 "*Non-nil means try to remove as much cruft as possible from the subject.
592 Done before generating the new subject of a forward."
593 :group 'message-forwarding
594 :link '(custom-manual "(message)Forwarding")
597 (defcustom message-ignored-resent-headers
598 ;; `Delivered-To' needs to be removed because some mailers use it to
599 ;; detect loops, so if you resend a message to an address that ultimately
600 ;; comes back to you (e.g. a mailing-list to which you subscribe, in which
601 ;; case you may be removed from the list on the grounds that mail to you
602 ;; bounced with a "mailing loop" error).
603 "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From \\|^Delivered-To:"
604 "*All headers that match this regexp will be deleted when resending a message."
605 :group 'message-interface
606 :link '(custom-manual "(message)Resending")
607 :type '(repeat :value-to-internal (lambda (widget value)
608 (custom-split-regexp-maybe value))
609 :match (lambda (widget value)
611 (widget-editable-list-match widget value)))
614 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
615 "*All headers that match this regexp will be deleted when forwarding a message."
617 :group 'message-forwarding
618 :type '(repeat :value-to-internal (lambda (widget value)
619 (custom-split-regexp-maybe value))
620 :match (lambda (widget value)
622 (widget-editable-list-match widget value)))
625 (defcustom message-ignored-cited-headers "."
626 "*Delete these headers from the messages you yank."
627 :group 'message-insertion
628 :link '(custom-manual "(message)Insertion Variables")
631 (defcustom message-cite-prefix-regexp
632 ;; In Emacs 24.1 this defaults to the value of
633 ;; `mail-citation-prefix-regexp'; the default value varies according
634 ;; to the Emacs version. In XEmacs 21.4 and 21.5, sendmail.el
636 (if (string-match "[[:digit:]]" "1")
637 ;; Support POSIX? XEmacs 21.5.27 doesn't.
638 "\\([ \t]*[_.[:word:]]+>+\\|[ \t]*[]>|]\\)+"
639 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
640 (let (non-word-constituents)
641 (with-syntax-table text-mode-syntax-table
642 (setq non-word-constituents
644 (if (string-match "\\w" "_") "" "_")
645 (if (string-match "\\w" ".") "" "."))))
646 (if (equal non-word-constituents "")
647 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|]\\)+"
648 (concat "\\([ \t]*\\(\\w\\|["
649 non-word-constituents
650 "]\\)+>+\\|[ \t]*[]>|]\\)+"))))
651 "*Regexp matching the longest possible citation prefix on a line."
653 :group 'message-insertion
654 :link '(custom-manual "(message)Insertion Variables")
656 :set (lambda (symbol value)
658 (custom-set-default symbol value)
659 (if (boundp 'gnus-message-cite-prefix-regexp)
660 (setq gnus-message-cite-prefix-regexp
661 (concat "^\\(?:" value "\\)"))))))
663 (defcustom message-cancel-message "I am canceling my own article.\n"
664 "Message to be inserted in the cancel message."
665 :group 'message-interface
666 :link '(custom-manual "(message)Canceling News")
669 (defun message-send-mail-function ()
670 "Return suitable value for the variable `message-send-mail-function'."
671 (cond ((and (require 'sendmail)
672 (boundp 'sendmail-program)
674 (executable-find sendmail-program))
675 'message-send-mail-with-sendmail)
676 ((and (locate-library "smtpmail")
677 (boundp 'smtpmail-default-smtp-server)
678 smtpmail-default-smtp-server)
679 'message-smtpmail-send-it)
680 ((locate-library "mailclient")
681 'message-send-mail-with-mailclient)
683 (error "Don't know how to send mail. Please customize `message-send-mail-function'"))))
685 (defun message-default-send-mail-function ()
686 (cond ((eq send-mail-function 'smtpmail-send-it) 'message-smtpmail-send-it)
687 ((eq send-mail-function 'feedmail-send-it) 'feedmail-send-it)
688 ((eq send-mail-function 'sendmail-query-once) 'sendmail-query-once)
689 ((eq send-mail-function 'mailclient-send-it)
690 'message-send-mail-with-mailclient)
691 (t (message-send-mail-function))))
693 ;; Useful to set in site-init.el
694 (defcustom message-send-mail-function (message-default-send-mail-function)
695 "Function to call to send the current buffer as mail.
696 The headers should be delimited by a line whose contents match the
697 variable `mail-header-separator'.
699 Valid values include `message-send-mail-with-sendmail'
700 `message-send-mail-with-mh', `message-send-mail-with-qmail',
701 `message-smtpmail-send-it', `smtpmail-send-it',
702 `feedmail-send-it' and `message-send-mail-with-mailclient'. The
703 default is system dependent and determined by the function
704 `message-send-mail-function'.
706 See also `send-mail-function'."
707 :type '(radio (function-item message-send-mail-with-sendmail)
708 (function-item message-send-mail-with-mh)
709 (function-item message-send-mail-with-qmail)
710 (function-item message-smtpmail-send-it)
711 (function-item smtpmail-send-it)
712 (function-item feedmail-send-it)
713 (function-item message-send-mail-with-mailclient
714 :tag "Use Mailclient package")
715 (function :tag "Other"))
716 :group 'message-sending
718 :initialize 'custom-initialize-default
719 :link '(custom-manual "(message)Mail Variables")
720 :group 'message-mail)
722 (defcustom message-send-news-function 'message-send-news
723 "Function to call to send the current buffer as news.
724 The headers should be delimited by a line whose contents match the
725 variable `mail-header-separator'."
726 :group 'message-sending
728 :link '(custom-manual "(message)News Variables")
731 (defcustom message-reply-to-function nil
732 "If non-nil, function that should return a list of headers.
733 This function should pick out addresses from the To, Cc, and From headers
734 and respond with new To and Cc headers."
735 :group 'message-interface
736 :link '(custom-manual "(message)Reply")
737 :type '(choice function (const nil)))
739 (defcustom message-wide-reply-to-function nil
740 "If non-nil, function that should return a list of headers.
741 This function should pick out addresses from the To, Cc, and From headers
742 and respond with new To and Cc headers."
743 :group 'message-interface
744 :link '(custom-manual "(message)Wide Reply")
745 :type '(choice function (const nil)))
747 (defcustom message-followup-to-function nil
748 "If non-nil, function that should return a list of headers.
749 This function should pick out addresses from the To, Cc, and From headers
750 and respond with new To and Cc headers."
751 :group 'message-interface
752 :link '(custom-manual "(message)Followup")
753 :type '(choice function (const nil)))
755 (defcustom message-extra-wide-headers nil
756 "If non-nil, a list of additional address headers.
757 These are used when composing a wide reply."
758 :group 'message-sending
759 :type '(repeat string))
761 (defcustom message-use-followup-to 'ask
762 "*Specifies what to do with Followup-To header.
763 If nil, always ignore the header. If it is t, use its value, but
764 query before using the \"poster\" value. If it is the symbol `ask',
765 always query the user whether to use the value. If it is the symbol
766 `use', always use the value."
767 :group 'message-interface
768 :link '(custom-manual "(message)Followup")
769 :type '(choice (const :tag "ignore" nil)
770 (const :tag "use & query" t)
774 (defcustom message-use-mail-followup-to 'use
775 "*Specifies what to do with Mail-Followup-To header.
776 If nil, always ignore the header. If it is the symbol `ask', always
777 query the user whether to use the value. If it is the symbol `use',
778 always use the value."
780 :group 'message-interface
781 :link '(custom-manual "(message)Mailing Lists")
782 :type '(choice (const :tag "ignore" nil)
786 (defcustom message-subscribed-address-functions nil
787 "*Specifies functions for determining list subscription.
788 If nil, do not attempt to determine list subscription with functions.
789 If non-nil, this variable contains a list of functions which return
790 regular expressions to match lists. These functions can be used in
791 conjunction with `message-subscribed-regexps' and
792 `message-subscribed-addresses'."
794 :group 'message-interface
795 :link '(custom-manual "(message)Mailing Lists")
796 :type '(repeat sexp))
798 (defcustom message-subscribed-address-file nil
799 "*A file containing addresses the user is subscribed to.
800 If nil, do not look at any files to determine list subscriptions. If
801 non-nil, each line of this file should be a mailing list address."
803 :group 'message-interface
804 :link '(custom-manual "(message)Mailing Lists")
805 :type '(radio file (const nil)))
807 (defcustom message-subscribed-addresses nil
808 "*Specifies a list of addresses the user is subscribed to.
809 If nil, do not use any predefined list subscriptions. This list of
810 addresses can be used in conjunction with
811 `message-subscribed-address-functions' and `message-subscribed-regexps'."
813 :group 'message-interface
814 :link '(custom-manual "(message)Mailing Lists")
815 :type '(repeat string))
817 (defcustom message-subscribed-regexps nil
818 "*Specifies a list of addresses the user is subscribed to.
819 If nil, do not use any predefined list subscriptions. This list of
820 regular expressions can be used in conjunction with
821 `message-subscribed-address-functions' and `message-subscribed-addresses'."
823 :group 'message-interface
824 :link '(custom-manual "(message)Mailing Lists")
825 :type '(repeat regexp))
827 (defcustom message-allow-no-recipients 'ask
828 "Specifies what to do when there are no recipients other than Gcc/Fcc.
829 If it is the symbol `always', the posting is allowed. If it is the
830 symbol `never', the posting is not allowed. If it is the symbol
831 `ask', you are prompted."
833 :group 'message-interface
834 :link '(custom-manual "(message)Message Headers")
835 :type '(choice (const always)
839 (defcustom message-sendmail-f-is-evil nil
840 "*Non-nil means don't add \"-f username\" to the sendmail command line.
841 Doing so would be even more evil than leaving it out."
842 :group 'message-sending
843 :link '(custom-manual "(message)Mail Variables")
846 (defcustom message-sendmail-envelope-from nil
847 ;; In Emacs 24.1 this defaults to the value of `mail-envelope-from'
848 ;; if it is available, or defaults to nil. sendmail.el provides it;
849 ;; the default value is nil in all (X)Emacsen that Gnus supports.
850 "*Envelope-from when sending mail with sendmail.
851 If this is nil, use `user-mail-address'. If it is the symbol
852 `header', use the From: header of the message."
854 :type '(choice (string :tag "From name")
855 (const :tag "Use From: header from message" header)
856 (const :tag "Use `user-mail-address'" nil))
857 :link '(custom-manual "(message)Mail Variables")
858 :group 'message-sending)
860 (defcustom message-sendmail-extra-arguments nil
861 "Additional arguments to `sendmail-program'."
862 ;; E.g. '("-a" "account") for msmtp
863 :version "23.1" ;; No Gnus
864 :type '(repeat string)
865 ;; :link '(custom-manual "(message)Mail Variables")
866 :group 'message-sending)
868 ;; qmail-related stuff
869 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
870 "Location of the qmail-inject program."
871 :group 'message-sending
872 :link '(custom-manual "(message)Mail Variables")
875 (defcustom message-qmail-inject-args nil
876 "Arguments passed to qmail-inject programs.
877 This should be a list of strings, one string for each argument.
878 It may also be a function.
880 For e.g., if you wish to set the envelope sender address so that bounces
881 go to the right place or to deal with listserv's usage of that address, you
882 might set this variable to '(\"-f\" \"you@some.where\")."
883 :group 'message-sending
884 :link '(custom-manual "(message)Mail Variables")
885 :type '(choice (function)
888 (defvar gnus-post-method)
889 (defvar gnus-select-method)
890 (defcustom message-post-method
891 (cond ((and (boundp 'gnus-post-method)
892 (listp gnus-post-method)
895 ((boundp 'gnus-select-method)
898 "*Method used to post news.
899 Note that when posting from inside Gnus, for instance, this
900 variable isn't used."
902 :group 'message-sending
903 ;; This should be the `gnus-select-method' widget, but that might
904 ;; create a dependence to `gnus.el'.
907 (defcustom message-generate-headers-first nil
908 "Which headers should be generated before starting to compose a message.
909 If t, generate all required headers. This can also be a list of headers to
910 generate. The variables `message-required-news-headers' and
911 `message-required-mail-headers' specify which headers to generate.
913 Note that the variable `message-deletable-headers' specifies headers which
914 are to be deleted and then re-generated before sending, so this variable
915 will not have a visible effect for those headers."
916 :group 'message-headers
917 :link '(custom-manual "(message)Message Headers")
918 :type '(choice (const :tag "None" nil)
920 (repeat (sexp :tag "Header"))))
922 (defcustom message-fill-column 72
923 "Column beyond which automatic line-wrapping should happen.
924 Local value for message buffers. If non-nil, also turn on
925 auto-fill in message buffers."
926 :group 'message-various
927 ;; :link '(custom-manual "(message)Message Headers")
928 :type '(choice (const :tag "Don't turn on auto fill" nil)
931 (defcustom message-setup-hook nil
932 "Normal hook, run each time a new outgoing message is initialized.
933 The function `message-setup' runs this hook."
934 :group 'message-various
935 :link '(custom-manual "(message)Various Message Variables")
938 (defcustom message-cancel-hook nil
939 "Hook run when canceling articles."
940 :group 'message-various
941 :link '(custom-manual "(message)Various Message Variables")
944 (defcustom message-signature-setup-hook nil
945 "Normal hook, run each time a new outgoing message is initialized.
946 It is run after the headers have been inserted and before
947 the signature is inserted."
948 :group 'message-various
949 :link '(custom-manual "(message)Various Message Variables")
952 (defcustom message-mode-hook nil
953 "Hook run in message mode buffers."
954 :group 'message-various
957 (defcustom message-header-hook nil
958 "Hook run in a message mode buffer narrowed to the headers."
959 :group 'message-various
962 (defcustom message-header-setup-hook nil
963 "Hook called narrowed to the headers when setting up a message buffer."
964 :group 'message-various
965 :link '(custom-manual "(message)Various Message Variables")
968 (defcustom message-minibuffer-local-map
969 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
970 (set-keymap-parent map minibuffer-local-map)
972 "Keymap for `message-read-from-minibuffer'."
974 :group 'message-various)
976 (defcustom message-citation-line-function 'message-insert-citation-line
977 "*Function called to insert the \"Whomever writes:\" line.
979 Predefined functions include `message-insert-citation-line' and
980 `message-insert-formatted-citation-line' (see the variable
981 `message-citation-line-format').
983 Note that Gnus provides a feature where the reader can click on
984 `writes:' to hide the cited text. If you change this line too much,
985 people who read your message will have to change their Gnus
986 configuration. See the variable `gnus-cite-attribution-suffix'."
988 (function-item :tag "plain" message-insert-citation-line)
989 (function-item :tag "formatted" message-insert-formatted-citation-line)
990 (function :tag "Other"))
991 :link '(custom-manual "(message)Insertion Variables")
992 :group 'message-insertion)
994 (defcustom message-citation-line-format "On %a, %b %d %Y, %N wrote:\n"
995 "Format of the \"Whomever writes:\" line.
997 The string is formatted using `format-spec'. The following
998 constructs are replaced:
1000 %f The full From, e.g. \"John Doe <john.doe@example.invalid>\".
1001 %n The mail address, e.g. \"john.doe@example.invalid\".
1002 %N The real name if present, e.g.: \"John Doe\", else fall
1003 back to the mail address.
1004 %F The first name if present, e.g.: \"John\".
1005 %L The last name if present, e.g.: \"Doe\".
1007 All other format specifiers are passed to `format-time-string'
1008 which is called using the date from the article your replying to.
1009 Extracting the first (%F) and last name (%L) is done
1010 heuristically, so you should always check it yourself.
1012 Please also read the note in the documentation of
1013 `message-citation-line-function'."
1014 :type '(choice (const :tag "Plain" "%f writes:")
1015 (const :tag "Include date" "On %a, %b %d %Y, %n wrote:")
1017 :link '(custom-manual "(message)Insertion Variables")
1018 :version "23.1" ;; No Gnus
1019 :group 'message-insertion)
1021 (defcustom message-yank-prefix "> "
1022 ;; In Emacs 24.1 this defaults to the value of `mail-yank-prefix'
1023 ;; that defaults to:
1024 ;; `nil' in Emacs 22.1~23.1;
1025 ;; "> " in Emacs 23.2, 24.1, XEmacs 21.4, 21.5, and SXEmacs 22.1
1026 "*Prefix inserted on the lines of yanked messages.
1027 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1028 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
1031 :link '(custom-manual "(message)Insertion Variables")
1032 :group 'message-insertion)
1034 (defcustom message-yank-cited-prefix ">"
1035 "*Prefix inserted on cited lines of yanked messages.
1036 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
1037 See also `message-yank-prefix' and `message-yank-empty-prefix'."
1040 :link '(custom-manual "(message)Insertion Variables")
1041 :group 'message-insertion)
1043 (defcustom message-yank-empty-prefix ">"
1044 "*Prefix inserted on empty lines of yanked messages.
1045 See also `message-yank-prefix' and `message-yank-cited-prefix'."
1048 :link '(custom-manual "(message)Insertion Variables")
1049 :group 'message-insertion)
1051 (defcustom message-indentation-spaces 3
1052 ;; In Emacs 24.1 this defaults to the value of
1053 ;; `mail-indentation-spaces' that defaults to `3' in Emacs 22.1~24.1,
1054 ;; and SXEmacs 22.1. In XEmacs 21.4 and 21.5, sendmail.el provides
1055 ;; it; the defalut value is `3'.
1056 "*Number of spaces to insert at the beginning of each cited line.
1057 Used by `message-yank-original' via `message-yank-cite'."
1059 :group 'message-insertion
1060 :link '(custom-manual "(message)Insertion Variables")
1063 (defcustom message-cite-function 'message-cite-original-without-signature
1064 "*Function for citing an original message.
1065 Predefined functions include `message-cite-original' and
1066 `message-cite-original-without-signature'.
1067 Note that these functions use `mail-citation-hook' if that is non-nil."
1068 :type '(radio (function-item message-cite-original)
1069 (function-item message-cite-original-without-signature)
1070 (function-item sc-cite-original)
1071 (function :tag "Other"))
1072 :link '(custom-manual "(message)Insertion Variables")
1073 :version "22.3" ;; Gnus 5.10.12 (changed default)
1074 :group 'message-insertion)
1076 (defcustom message-indent-citation-function 'message-indent-citation
1077 "*Function for modifying a citation just inserted in the mail buffer.
1078 This can also be a list of functions. Each function can find the
1079 citation between (point) and (mark t). And each function should leave
1080 point and mark around the citation text as modified."
1082 :link '(custom-manual "(message)Insertion Variables")
1083 :group 'message-insertion)
1085 (defcustom message-signature t
1086 ;; In Emacs 24.1 this defaults to the value of `mail-signature' that
1088 ;; `nil' in Emacs 22.1~23.1, XEmacs 21.4, 21.5, and SXEmacs 22.1;
1089 ;; `t' in Emacs 23.2, and 24.1
1090 "*String to be inserted at the end of the message buffer.
1091 If t, the `message-signature-file' file will be inserted instead.
1092 If a function, the result from the function will be used instead.
1093 If a form, the result from the form will be used instead."
1096 :link '(custom-manual "(message)Insertion Variables")
1097 :group 'message-insertion)
1099 (defcustom message-signature-file "~/.signature"
1100 ;; In Emacs 24.1 this defaults to the value of `mail-signature-file'
1101 ;; that defaults to "~/.signature" in Emacs 22.1~24.1, and SXEmacs
1102 ;; 22.1. In XEmacs 21.4 and 21.5, sendmail.el provides it;
1103 ;; the defalut value is "~/.signature".
1104 "*Name of file containing the text inserted at end of message buffer.
1105 Ignored if the named file doesn't exist.
1106 If nil, don't insert a signature.
1107 If a path is specified, the value of `message-signature-directory' is ignored,
1110 :type '(choice file (const :tags "None" nil))
1111 :link '(custom-manual "(message)Insertion Variables")
1112 :group 'message-insertion)
1114 (defcustom message-signature-directory nil
1115 "*Name of directory containing signature files.
1116 Comes in handy if you have many such files, handled via posting styles for
1118 If nil, `message-signature-file' is expected to specify the directory if
1120 :type '(choice string (const :tags "None" nil))
1121 :link '(custom-manual "(message)Insertion Variables")
1122 :group 'message-insertion)
1124 (defcustom message-signature-insert-empty-line t
1125 "*If non-nil, insert an empty line before the signature separator."
1128 :link '(custom-manual "(message)Insertion Variables")
1129 :group 'message-insertion)
1131 (defcustom message-cite-reply-position 'traditional
1132 "*Where the reply should be positioned.
1133 If `traditional', reply inline.
1134 If `above', reply above quoted text.
1135 If `below', reply below quoted text.
1137 Note: Many newsgroups frown upon nontraditional reply styles. You
1138 probably want to set this variable only for specific groups,
1139 e.g. using `gnus-posting-styles':
1141 (eval (set (make-local-variable 'message-cite-reply-position) 'above))"
1142 :type '(choice (const :tag "Reply inline" 'traditional)
1143 (const :tag "Reply above" 'above)
1144 (const :tag "Reply below" 'below))
1145 :group 'message-insertion)
1147 (defcustom message-cite-style nil
1148 "*The overall style to be used when yanking cited text.
1149 Value is either `nil' (no variable overrides) or a let-style list
1150 of pairs (VARIABLE VALUE) that will be bound in
1151 `message-yank-original' to do the quoting.
1153 Presets to impersonate popular mail agents are found in the
1154 message-cite-style-* variables. This variable is intended for
1155 use in `gnus-posting-styles', such as:
1157 ((posting-from-work-p) (eval (set (make-local-variable 'message-cite-style) message-cite-style-outlook)))"
1159 :group 'message-insertion
1160 :type '(choice (const :tag "Do not override variables" :value nil)
1161 (const :tag "MS Outlook" :value message-cite-style-outlook)
1162 (const :tag "Mozilla Thunderbird" :value message-cite-style-thunderbird)
1163 (const :tag "Gmail" :value message-cite-style-gmail)
1164 (variable :tag "User-specified")))
1166 (defconst message-cite-style-outlook
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 "\n\n-----------------------\nOn %a, %b %d %Y, %N wrote:\n"))
1174 "Message citation style used by MS Outlook. Use with message-cite-style.")
1176 (defconst message-cite-style-thunderbird
1177 '((message-cite-function 'message-cite-original)
1178 (message-citation-line-function 'message-insert-formatted-citation-line)
1179 (message-cite-reply-position 'above)
1180 (message-yank-prefix "> ")
1181 (message-yank-cited-prefix ">")
1182 (message-yank-empty-prefix ">")
1183 (message-citation-line-format "On %D %R %p, %N wrote:"))
1184 "Message citation style used by Mozilla Thunderbird. Use with message-cite-style.")
1186 (defconst message-cite-style-gmail
1187 '((message-cite-function 'message-cite-original)
1188 (message-citation-line-function 'message-insert-formatted-citation-line)
1189 (message-cite-reply-position 'above)
1190 (message-yank-prefix " ")
1191 (message-yank-cited-prefix " ")
1192 (message-yank-empty-prefix " ")
1193 (message-citation-line-format "On %e %B %Y %R, %f wrote:\n"))
1194 "Message citation style used by Gmail. Use with message-cite-style.")
1196 (defcustom message-distribution-function nil
1197 "*Function called to return a Distribution header."
1198 :group 'message-news
1199 :group 'message-headers
1200 :link '(custom-manual "(message)News Headers")
1201 :type '(choice function (const nil)))
1203 (defcustom message-expires 14
1204 "Number of days before your article expires."
1205 :group 'message-news
1206 :group 'message-headers
1207 :link '(custom-manual "(message)News Headers")
1210 (defcustom message-user-path nil
1211 "If nil, use the NNTP server name in the Path header.
1212 If stringp, use this; if non-nil, use no host name (user name only)."
1213 :group 'message-news
1214 :group 'message-headers
1215 :link '(custom-manual "(message)News Headers")
1216 :type '(choice (const :tag "nntp" nil)
1217 (string :tag "name")
1218 (sexp :tag "none" :format "%t" t)))
1220 ;; This can be the name of a buffer, or a cons cell (FUNCTION . ARGS)
1221 ;; for yanking the original buffer.
1222 (defvar message-reply-buffer nil)
1223 (defvar message-reply-headers nil
1224 "The headers of the current replied article.
1225 It is a vector of the following headers:
1226 \[number subject from date id references chars lines xref extra].")
1227 (defvar message-newsreader nil)
1228 (defvar message-mailer nil)
1229 (defvar message-sent-message-via nil)
1230 (defvar message-checksum nil)
1231 (defvar message-send-actions nil
1232 "A list of actions to be performed upon successful sending of a message.")
1233 (defvar message-return-action nil
1234 "Action to return to the caller after sending or postponing a message.")
1235 (defvar message-exit-actions nil
1236 "A list of actions to be performed upon exiting after sending a message.")
1237 (defvar message-kill-actions nil
1238 "A list of actions to be performed before killing a message buffer.")
1239 (defvar message-postpone-actions nil
1240 "A list of actions to be performed after postponing a message.")
1242 (define-widget 'message-header-lines 'text
1243 "All header lines must be LFD terminated."
1244 :format "%{%t%}:%n%v"
1245 :valid-regexp "^\\'"
1246 :error "All header lines must be newline terminated")
1248 (defcustom message-default-headers ""
1249 "Header lines to be inserted in outgoing messages.
1250 This can be set to a string containing or a function returning
1251 header lines to be inserted before you edit the message, so you
1252 can edit or delete these lines. If set to a function, it is
1253 called and its result is inserted."
1255 :group 'message-headers
1256 :link '(custom-manual "(message)Message Headers")
1258 (message-header-lines :tag "String")
1259 (function :tag "Function")))
1261 (defcustom message-default-mail-headers
1262 ;; Ease the transition from mail-mode to message-mode. See bugs#4431, 5555.
1263 (concat (if (and (boundp 'mail-default-reply-to)
1264 (stringp mail-default-reply-to))
1265 (format "Reply-to: %s\n" mail-default-reply-to))
1266 (if (and (boundp 'mail-self-blind)
1268 (format "BCC: %s\n" user-mail-address))
1269 (if (and (boundp 'mail-archive-file-name)
1270 (stringp mail-archive-file-name))
1271 (format "FCC: %s\n" mail-archive-file-name))
1272 ;; Use the value of `mail-default-headers' if available.
1273 ;; Note: as for XEmacs 21.4 and 21.5, it is unavailable
1274 ;; unless sendmail.el is loaded.
1275 (if (boundp 'mail-default-headers)
1276 mail-default-headers))
1277 "*A string of header lines to be inserted in outgoing mails."
1279 :group 'message-headers
1280 :group 'message-mail
1281 :link '(custom-manual "(message)Mail Headers")
1282 :type 'message-header-lines)
1284 (defcustom message-default-news-headers ""
1285 "*A string of header lines to be inserted in outgoing news articles."
1286 :group 'message-headers
1287 :group 'message-news
1288 :link '(custom-manual "(message)News Headers")
1289 :type 'message-header-lines)
1291 ;; Note: could use /usr/ucb/mail instead of sendmail;
1292 ;; options -t, and -v if not interactive.
1293 (defcustom message-mailer-swallows-blank-line
1294 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1295 system-configuration)
1296 (file-readable-p "/etc/sendmail.cf")
1298 (insert-file-contents "/etc/sendmail.cf")
1299 (goto-char (point-min))
1300 (let ((case-fold-search nil))
1301 (re-search-forward "^OR\\>" nil t))))
1302 ;; According to RFC822, "The field-name must be composed of printable
1303 ;; ASCII characters (i. e., characters that have decimal values between
1304 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1306 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1307 "*Set this non-nil if the system's mailer runs the header and body together.
1308 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1309 The value should be an expression to test whether the problem will
1311 :group 'message-sending
1312 :link '(custom-manual "(message)Mail Variables")
1316 (define-mail-user-agent 'message-user-agent
1317 'message-mail 'message-send-and-exit
1318 'message-kill-buffer 'message-send-hook)
1320 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1321 "If non-nil, delete the deletable headers before feeding to mh.")
1323 (defvar message-send-method-alist
1324 '((news message-news-p message-send-via-news)
1325 (mail message-mail-p message-send-via-mail))
1326 "Alist of ways to send outgoing messages.
1327 Each element has the form
1329 \(TYPE PREDICATE FUNCTION)
1331 where TYPE is a symbol that names the method; PREDICATE is a function
1332 called without any parameters to determine whether the message is
1333 a message of type TYPE; and FUNCTION is a function to be called if
1334 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1337 (defcustom message-mail-alias-type 'abbrev
1338 "*What alias expansion type to use in Message buffers.
1339 The default is `abbrev', which uses mailabbrev. `ecomplete' uses
1340 an electric completion mode. nil switches mail aliases off.
1341 This can also be a list of values."
1343 :link '(custom-manual "(message)Mail Aliases")
1344 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1345 (const :tag "Use ecomplete" ecomplete)
1346 (const :tag "No expansion" nil)))
1348 (defcustom message-self-insert-commands '(self-insert-command)
1349 "List of `self-insert-command's used to trigger ecomplete.
1350 When one of those commands is invoked to enter a character in To or Cc
1351 header, ecomplete will suggest the candidates of recipients (see also
1352 `message-mail-alias-type'). If you use some tool to enter non-ASCII
1353 text and it replaces `self-insert-command' with the other command, e.g.
1354 `egg-self-insert-command', you may want to add it to this list."
1355 :group 'message-various
1356 :type '(repeat function))
1358 (defcustom message-auto-save-directory
1359 (if (file-writable-p message-directory)
1360 (file-name-as-directory (expand-file-name "drafts" message-directory))
1362 "*Directory where Message auto-saves buffers if Gnus isn't running.
1363 If nil, Message won't auto-save."
1364 :group 'message-buffers
1365 :link '(custom-manual "(message)Various Message Variables")
1366 :type '(choice directory (const :tag "Don't auto-save" nil)))
1368 (defcustom message-default-charset
1369 (and (not (mm-multibyte-p)) 'iso-8859-1)
1370 "Default charset used in non-MULE Emacsen.
1371 If nil, you might be asked to input the charset."
1374 :link '(custom-manual "(message)Various Message Variables")
1377 (defcustom message-dont-reply-to-names
1378 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1379 "*Addresses to prune when doing wide replies.
1380 This can be a regexp or a list of regexps. Also, a value of nil means
1381 exclude your own user name only."
1384 :link '(custom-manual "(message)Wide Reply")
1385 :type '(choice (const :tag "Yourself" nil)
1387 (repeat :tag "Regexp List" regexp)))
1389 (defsubst message-dont-reply-to-names ()
1390 (gmm-regexp-concat message-dont-reply-to-names))
1392 (defvar message-shoot-gnksa-feet nil
1393 "*A list of GNKSA feet you are allowed to shoot.
1394 Gnus gives you all the opportunity you could possibly want for
1395 shooting yourself in the foot. Also, Gnus allows you to shoot the
1396 feet of Good Net-Keeping Seal of Approval. The following are foot
1398 `empty-article' Allow you to post an empty article;
1399 `quoted-text-only' Allow you to post quoted text only;
1400 `multiple-copies' Allow you to post multiple copies;
1401 `cancel-messages' Allow you to cancel or supersede messages from
1402 your other email addresses;
1403 `canlock-verify' Allow you to cancel messages without verifying canlock.")
1405 (defsubst message-gnksa-enable-p (feature)
1406 (or (not (listp message-shoot-gnksa-feet))
1407 (memq feature message-shoot-gnksa-feet)))
1409 (defcustom message-hidden-headers '("^References:" "^Face:" "^X-Face:"
1411 "Regexp of headers to be hidden when composing new messages.
1412 This can also be a list of regexps to match headers. Or a list
1413 starting with `not' and followed by regexps."
1416 :link '(custom-manual "(message)Message Headers")
1418 :format "%{%t%}: %[Value Type%] %v"
1419 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1420 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1421 (regexp :format "%t: %v"))
1422 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1424 (repeat :format "%v%i"
1425 (regexp :format "%t: %v")))))
1427 (defcustom message-cite-articles-with-x-no-archive t
1428 "If non-nil, cite text from articles that has X-No-Archive set."
1432 ;;; Internal variables.
1433 ;;; Well, not really internal.
1435 (defvar message-mode-syntax-table
1436 (let ((table (copy-syntax-table text-mode-syntax-table)))
1437 (modify-syntax-entry ?% ". " table)
1438 (modify-syntax-entry ?> ". " table)
1439 (modify-syntax-entry ?< ". " table)
1441 "Syntax table used while in Message mode.")
1443 (defface message-header-to
1446 (:foreground "DarkOliveGreen1" :bold t))
1449 (:foreground "MidnightBlue" :bold t))
1451 (:bold t :italic t)))
1452 "Face used for displaying From headers."
1453 :group 'message-faces)
1454 ;; backward-compatibility alias
1455 (put 'message-header-to-face 'face-alias 'message-header-to)
1456 (put 'message-header-to-face 'obsolete-face "22.1")
1458 (defface message-header-cc
1461 (:foreground "chartreuse1" :bold t))
1464 (:foreground "MidnightBlue"))
1467 "Face used for displaying Cc headers."
1468 :group 'message-faces)
1469 ;; backward-compatibility alias
1470 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1471 (put 'message-header-cc-face 'obsolete-face "22.1")
1473 (defface message-header-subject
1476 (:foreground "OliveDrab1"))
1479 (:foreground "navy blue" :bold t))
1482 "Face used for displaying subject headers."
1483 :group 'message-faces)
1484 ;; backward-compatibility alias
1485 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1486 (put 'message-header-subject-face 'obsolete-face "22.1")
1488 (defface message-header-newsgroups
1491 (:foreground "yellow" :bold t :italic t))
1494 (:foreground "blue4" :bold t :italic t))
1496 (:bold t :italic t)))
1497 "Face used for displaying newsgroups headers."
1498 :group 'message-faces)
1499 ;; backward-compatibility alias
1500 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1501 (put 'message-header-newsgroups-face 'obsolete-face "22.1")
1503 (defface message-header-other
1506 (:foreground "VioletRed1"))
1509 (:foreground "steel blue"))
1511 (:bold t :italic t)))
1512 "Face used for displaying newsgroups headers."
1513 :group 'message-faces)
1514 ;; backward-compatibility alias
1515 (put 'message-header-other-face 'face-alias 'message-header-other)
1516 (put 'message-header-other-face 'obsolete-face "22.1")
1518 (defface message-header-name
1521 (:foreground "green"))
1524 (:foreground "cornflower blue"))
1527 "Face used for displaying header names."
1528 :group 'message-faces)
1529 ;; backward-compatibility alias
1530 (put 'message-header-name-face 'face-alias 'message-header-name)
1531 (put 'message-header-name-face 'obsolete-face "22.1")
1533 (defface message-header-xheader
1536 (:foreground "DeepSkyBlue1"))
1539 (:foreground "blue"))
1542 "Face used for displaying X-Header headers."
1543 :group 'message-faces)
1544 ;; backward-compatibility alias
1545 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1546 (put 'message-header-xheader-face 'obsolete-face "22.1")
1548 (defface message-separator
1551 (:foreground "LightSkyBlue1"))
1554 (:foreground "brown"))
1557 "Face used for displaying the separator."
1558 :group 'message-faces)
1559 ;; backward-compatibility alias
1560 (put 'message-separator-face 'face-alias 'message-separator)
1561 (put 'message-separator-face 'obsolete-face "22.1")
1563 (defface message-cited-text
1566 (:foreground "LightPink1"))
1569 (:foreground "red"))
1572 "Face used for displaying cited text names."
1573 :group 'message-faces)
1574 ;; backward-compatibility alias
1575 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1576 (put 'message-cited-text-face 'obsolete-face "22.1")
1578 (defface message-mml
1581 (:foreground "MediumSpringGreen"))
1584 (:foreground "ForestGreen"))
1587 "Face used for displaying MML."
1588 :group 'message-faces)
1589 ;; backward-compatibility alias
1590 (put 'message-mml-face 'face-alias 'message-mml)
1591 (put 'message-mml-face 'obsolete-face "22.1")
1593 (defun message-font-lock-make-header-matcher (regexp)
1596 (let ((start (point)))
1599 (goto-char (point-min))
1600 (if (re-search-forward
1601 (concat "^" (regexp-quote mail-header-separator) "$")
1603 (setq limit (min limit (match-beginning 0))))
1605 (and (< start limit)
1606 (re-search-forward ,regexp limit t))))))
1607 (if (featurep 'bytecomp)
1611 (defvar message-font-lock-keywords
1612 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1613 `((,(message-font-lock-make-header-matcher
1614 (concat "^\\([Tt]o:\\)" content))
1615 (1 'message-header-name)
1616 (2 'message-header-to nil t))
1617 (,(message-font-lock-make-header-matcher
1618 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1619 (1 'message-header-name)
1620 (2 'message-header-cc nil t))
1621 (,(message-font-lock-make-header-matcher
1622 (concat "^\\([Ss]ubject:\\)" content))
1623 (1 'message-header-name)
1624 (2 'message-header-subject nil t))
1625 (,(message-font-lock-make-header-matcher
1626 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1627 (1 'message-header-name)
1628 (2 'message-header-newsgroups nil t))
1629 (,(message-font-lock-make-header-matcher
1630 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1631 (1 'message-header-name)
1632 (2 'message-header-xheader))
1633 (,(message-font-lock-make-header-matcher
1634 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1635 (1 'message-header-name)
1636 (2 'message-header-other nil t))
1637 ,@(if (and mail-header-separator
1638 (not (equal mail-header-separator "")))
1639 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1640 1 'message-separator))
1643 (re-search-forward (concat "^\\("
1644 message-cite-prefix-regexp
1647 (0 'message-cited-text))
1648 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1650 "Additional expressions to highlight in Message mode.")
1653 ;; XEmacs does it like this. For Emacs, we have to set the
1654 ;; `font-lock-defaults' buffer-local variable.
1655 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1657 (defvar message-face-alist
1658 '((bold . message-bold-region)
1659 (underline . underline-region)
1660 (default . (lambda (b e)
1661 (message-unbold-region b e)
1662 (ununderline-region b e))))
1663 "Alist of mail and news faces for facemenu.
1664 The cdr of each entry is a function for applying the face to a region.")
1666 (defcustom message-send-hook nil
1667 "Hook run before sending messages.
1668 This hook is run quite early when sending."
1669 :group 'message-various
1670 :options '(ispell-message)
1671 :link '(custom-manual "(message)Various Message Variables")
1674 (defcustom message-send-mail-hook nil
1675 "Hook run before sending mail messages.
1676 This hook is run very late -- just before the message is sent as
1678 :group 'message-various
1679 :link '(custom-manual "(message)Various Message Variables")
1682 (defcustom message-send-news-hook nil
1683 "Hook run before sending news messages.
1684 This hook is run very late -- just before the message is sent as
1686 :group 'message-various
1687 :link '(custom-manual "(message)Various Message Variables")
1690 (defcustom message-sent-hook nil
1691 "Hook run after sending messages."
1692 :group 'message-various
1695 (defvar message-send-coding-system 'binary
1696 "Coding system to encode outgoing mail.")
1698 (defvar message-draft-coding-system
1699 mm-auto-save-coding-system
1700 "*Coding system to compose mail.
1701 If you'd like to make it possible to share draft files between XEmacs
1702 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1703 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1705 (defcustom message-send-mail-partially-limit nil
1706 "The limitation of messages sent as message/partial.
1707 The lower bound of message size in characters, beyond which the message
1708 should be sent in several parts. If it is nil, the size is unlimited."
1710 :group 'message-buffers
1711 :link '(custom-manual "(message)Mail Variables")
1712 :type '(choice (const :tag "unlimited" nil)
1715 (defcustom message-alternative-emails nil
1716 "*Regexp matching alternative email addresses.
1717 The first address in the To, Cc or From headers of the original
1718 article matching this variable is used as the From field of
1721 This variable has precedence over posting styles and anything that runs
1722 off `message-setup-hook'."
1723 :group 'message-headers
1724 :link '(custom-manual "(message)Message Headers")
1725 :type '(choice (const :tag "Always use primary" nil)
1728 (defcustom message-hierarchical-addresses nil
1729 "A list of hierarchical mail address definitions.
1731 Inside each entry, the first address is the \"top\" address, and
1732 subsequent addresses are subaddresses; this is used to indicate that
1733 mail sent to the first address will automatically be delivered to the
1734 subaddresses. So if the first address appears in the recipient list
1735 for a message, the subaddresses will be removed (if present) before
1736 the mail is sent. All addresses in this structure should be
1739 :group 'message-headers
1740 :type '(repeat (repeat string)))
1742 (defcustom message-mail-user-agent nil
1743 "Like `mail-user-agent'.
1744 Except if it is nil, use Gnus native MUA; if it is t, use
1747 :type '(radio (const :tag "Gnus native"
1750 (const :tag "`mail-user-agent'"
1753 (function-item :tag "Default Emacs mail"
1755 sendmail-user-agent)
1756 (function-item :tag "Emacs interface to MH"
1759 (function :tag "Other"))
1763 (defcustom message-wide-reply-confirm-recipients nil
1764 "Whether to confirm a wide reply to multiple email recipients.
1765 If this variable is nil, don't ask whether to reply to all recipients.
1766 If this variable is non-nil, pose the question \"Reply to all
1767 recipients?\" before a wide reply to multiple recipients. If the user
1768 answers yes, reply to all recipients as usual. If the user answers
1769 no, only reply back to the author."
1771 :group 'message-headers
1772 :link '(custom-manual "(message)Wide Reply")
1775 (defcustom message-user-fqdn nil
1776 "*Domain part of Message-Ids."
1778 :group 'message-headers
1779 :link '(custom-manual "(message)News Headers")
1780 :type '(radio (const :format "%v " nil)
1781 (string :format "FQDN: %v")))
1783 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1785 (mm-coding-system-p 'utf-8)
1786 (executable-find idna-program)
1787 (string= (idna-to-ascii "räksmörgås")
1788 "xn--rksmrgs-5wao1o")
1790 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1791 GNU Libidn, and in particular the elisp package \"idna.el\" and
1792 the external program \"idn\", must be installed for this
1793 functionality to work."
1795 :group 'message-headers
1796 :link '(custom-manual "(message)IDNA")
1797 :type '(choice (const :tag "Ask" ask)
1798 (const :tag "Never" nil)
1799 (const :tag "Always" t)))
1801 (defcustom message-generate-hashcash (if (executable-find "hashcash") 'opportunistic)
1802 "*Whether to generate X-Hashcash: headers.
1803 If t, always generate hashcash headers. If `opportunistic',
1804 only generate hashcash headers if it can be done without the user
1805 waiting (i.e., only asynchronously).
1807 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1809 :group 'message-headers
1810 :link '(custom-manual "(message)Mail Headers")
1811 :type '(choice (const :tag "Always" t)
1812 (const :tag "Never" nil)
1813 (const :tag "Opportunistic" opportunistic)))
1815 ;;; Internal variables.
1817 (defvar message-sending-message "Sending...")
1818 (defvar message-buffer-list nil)
1819 (defvar message-this-is-news nil)
1820 (defvar message-this-is-mail nil)
1821 (defvar message-draft-article nil)
1822 (defvar message-mime-part nil)
1823 (defvar message-posting-charset nil)
1824 (defvar message-inserted-headers nil)
1825 (defvar message-inhibit-ecomplete nil)
1827 ;; Byte-compiler warning
1828 (defvar gnus-active-hashtb)
1829 (defvar gnus-read-active-file)
1831 ;;; Regexp matching the delimiter of messages in UNIX mail format
1832 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1833 ;;; of rmail.el's rmail-unix-mail-delimiter.
1834 (defvar message-unix-mail-delimiter
1835 (let ((time-zone-regexp
1836 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1837 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1843 ;; Many things can happen to an RFC 822 mailbox before it is put into
1844 ;; a `From' line. The leading phrase can be stripped, e.g.
1845 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1846 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1847 ;; can be removed, e.g.
1848 ;; From: joe@y.z (Joe K
1850 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1853 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1854 ;; The mailbox can be removed or be replaced by white space, e.g.
1855 ;; From: "Joe User"{space}{tab}
1857 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1858 ;; where {space} and {tab} represent the Ascii space and tab characters.
1859 ;; We want to match the results of any of these manglings.
1860 ;; The following regexp rejects names whose first characters are
1861 ;; obviously bogus, but after that anything goes.
1862 "\\([^\0-\b\n-\r\^?].*\\)?"
1864 ;; The time the message was sent.
1865 "\\([^\0-\r \^?]+\\) +" ; day of the week
1866 "\\([^\0-\r \^?]+\\) +" ; month
1867 "\\([0-3]?[0-9]\\) +" ; day of month
1868 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1870 ;; Perhaps a time zone, specified by an abbreviation, or by a
1875 " \\([0-9][0-9]+\\) *"
1877 ;; On some systems the time zone can appear after the year, too.
1881 "\\(remote from .*\\)?"
1884 "Regexp matching the delimiter of messages in UNIX mail format.")
1886 (defvar message-unsent-separator
1887 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1888 "^ *---+ +Returned message +---+ *$\\|"
1889 "^Start of returned message$\\|"
1890 "^ *---+ +Original message +---+ *$\\|"
1891 "^ *--+ +begin message +--+ *$\\|"
1892 "^ *---+ +Original message follows +---+ *$\\|"
1893 "^ *---+ +Undelivered message follows +---+ *$\\|"
1894 "^------ This is a copy of the message, including all the headers. ------ *$\\|"
1895 "^|? *---+ +Message text follows: +---+ *|?$")
1896 "A regexp that matches the separator before the text of a failed message.")
1898 (defvar message-field-fillers
1899 '((To message-fill-field-address)
1900 (Cc message-fill-field-address)
1901 (From message-fill-field-address))
1902 "Alist of header names/filler functions.")
1904 (defvar message-header-format-alist
1919 (References . message-shorten-references)
1921 "Alist used for formatting headers.")
1923 (defvar message-options nil
1924 "Some saved answers when sending message.")
1925 ;; FIXME: On XEmacs this causes problems since let-binding like:
1926 ;; (let ((message-options message-options)) ...)
1927 ;; as in `message-send' and `mml-preview' loses to buffer-local
1928 ;; variable initialization.
1929 (unless (featurep 'xemacs)
1930 (make-variable-buffer-local 'message-options))
1932 (defvar message-send-mail-real-function nil
1933 "Internal send mail function.")
1935 (defvar message-bogus-system-names "\\`localhost\\.\\|\\.local\\'"
1936 "The regexp of bogus system names.")
1938 (defcustom message-valid-fqdn-regexp
1939 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1941 "\\([a-z][a-z]\\|" ;; two letter country TDLs
1942 "aero\\|arpa\\|asia\\|bitnet\\|biz\\|bofh\\|"
1943 "cat\\|com\\|coop\\|edu\\|gov\\|"
1944 "info\\|int\\|jobs\\|"
1945 "mil\\|mobi\\|museum\\|name\\|net\\|"
1946 "org\\|pro\\|tel\\|travel\\|uucp\\)")
1947 ;; http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains
1948 ;; http://en.wikipedia.org/wiki/GTLD
1949 ;; `approved, but not yet in operation': .xxx
1950 ;; "dead" nato bitnet uucp
1951 "Regular expression that matches a valid FQDN."
1952 ;; see also: gnus-button-valid-fqdn-regexp
1954 :group 'message-headers
1957 (autoload 'gnus-alive-p "gnus-util")
1958 (autoload 'gnus-delay-article "gnus-delay")
1959 (autoload 'gnus-extract-address-components "gnus-util")
1960 (autoload 'gnus-find-method-for-group "gnus")
1961 (autoload 'gnus-group-decoded-name "gnus-group")
1962 (autoload 'gnus-group-name-charset "gnus-group")
1963 (autoload 'gnus-group-name-decode "gnus-group")
1964 (autoload 'gnus-groups-from-server "gnus")
1965 (autoload 'gnus-make-local-hook "gnus-util")
1966 (autoload 'gnus-open-server "gnus-int")
1967 (autoload 'gnus-output-to-mail "gnus-util")
1968 (autoload 'gnus-output-to-rmail "gnus-util")
1969 (autoload 'gnus-request-post "gnus-int")
1970 (autoload 'gnus-select-frame-set-input-focus "gnus-util")
1971 (autoload 'gnus-server-string "gnus")
1972 (autoload 'idna-to-ascii "idna")
1973 (autoload 'message-setup-toolbar "messagexmas")
1974 (autoload 'mh-new-draft-name "mh-comp")
1975 (autoload 'mh-send-letter "mh-comp")
1976 (autoload 'nndraft-request-associate-buffer "nndraft")
1977 (autoload 'nndraft-request-expire-articles "nndraft")
1978 (autoload 'nnvirtual-find-group-art "nnvirtual")
1979 (autoload 'rmail-dont-reply-to "mail-utils")
1980 (autoload 'rmail-msg-is-pruned "rmail")
1981 (autoload 'rmail-output "rmailout")
1986 ;;; Utility functions.
1989 (defmacro message-y-or-n-p (question show &rest text)
1990 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1991 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1993 (defmacro message-delete-line (&optional n)
1994 "Delete the current line (and the next N lines)."
1995 `(delete-region (progn (beginning-of-line) (point))
1996 (progn (forward-line ,(or n 1)) (point))))
1998 (defun message-mark-active-p ()
1999 "Non-nil means the mark and region are currently active in this buffer."
2002 (defun message-unquote-tokens (elems)
2003 "Remove double quotes (\") from strings in list ELEMS."
2004 (mapcar (lambda (item)
2005 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
2006 (setq item (concat (match-string 1 item)
2007 (match-string 2 item))))
2011 (defun message-tokenize-header (header &optional separator)
2012 "Split HEADER into a list of header elements.
2013 SEPARATOR is a string of characters to be used as separators. \",\"
2014 is used by default."
2017 (let ((regexp (format "[%s]+" (or separator ",")))
2019 beg quoted elems paren)
2021 (mm-enable-multibyte)
2022 (setq beg (point-min))
2024 (goto-char (point-min))
2029 (cond ((and (> (point) beg)
2031 (and (looking-at regexp)
2034 (push (buffer-substring beg (point)) elems)
2035 (setq beg (match-end 0)))
2036 ((eq (char-after) ?\")
2037 (setq quoted (not quoted)))
2038 ((and (eq (char-after) ?\()
2041 ((and (eq (char-after) ?\))
2044 (nreverse elems)))))
2046 (autoload 'nnheader-insert-file-contents "nnheader")
2048 (defun message-mail-file-mbox-p (file)
2049 "Say whether FILE looks like a Unix mbox file."
2050 (when (and (file-exists-p file)
2051 (file-readable-p file)
2052 (file-regular-p file))
2054 (nnheader-insert-file-contents file)
2055 (goto-char (point-min))
2056 (looking-at message-unix-mail-delimiter))))
2058 (defun message-fetch-field (header &optional not-all)
2059 "The same as `mail-fetch-field', only remove all newlines.
2060 The buffer is expected to be narrowed to just the header of the message;
2061 see `message-narrow-to-headers-or-head'."
2062 (let* ((inhibit-point-motion-hooks t)
2063 (value (mail-fetch-field header nil (not not-all))))
2065 (while (string-match "\n[\t ]+" value)
2066 (setq value (replace-match " " t t value)))
2069 (defun message-field-value (header &optional not-all)
2070 "The same as `message-fetch-field', only narrow to the headers first."
2073 (message-narrow-to-headers-or-head)
2074 (message-fetch-field header not-all))))
2076 (defun message-narrow-to-field ()
2077 "Narrow the buffer to the header on the current line."
2079 (while (looking-at "[ \t]")
2085 (if (re-search-forward "^[^ \n\t]" nil t)
2088 (goto-char (point-min)))
2090 (defun message-add-header (&rest headers)
2091 "Add the HEADERS to the message header, skipping those already present."
2094 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
2095 (error "Invalid header `%s'" (car headers)))
2096 (setq hclean (match-string 1 (car headers)))
2098 (message-narrow-to-headers)
2099 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
2100 (goto-char (point-max))
2101 (if (string-match "\n$" (car headers))
2102 (insert (car headers))
2103 (insert (car headers) ?\n)))))
2104 (setq headers (cdr headers))))
2106 (defmacro message-with-reply-buffer (&rest forms)
2107 "Evaluate FORMS in the reply buffer, if it exists."
2108 `(when (and (bufferp message-reply-buffer)
2109 (buffer-name message-reply-buffer))
2110 (with-current-buffer message-reply-buffer
2113 (put 'message-with-reply-buffer 'lisp-indent-function 0)
2114 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
2116 (defun message-fetch-reply-field (header)
2117 "Fetch field HEADER from the message we're replying to."
2118 (message-with-reply-buffer
2120 (mail-narrow-to-head)
2121 (message-fetch-field header))))
2123 (defun message-strip-list-identifiers (subject)
2124 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
2125 (require 'gnus-sum) ; for gnus-list-identifiers
2126 (let ((regexp (if (stringp gnus-list-identifiers)
2127 gnus-list-identifiers
2128 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
2129 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
2130 " *\\)\\)+\\(Re: +\\)?\\)") subject)
2131 (concat (substring subject 0 (match-beginning 1))
2132 (or (match-string 3 subject)
2133 (match-string 5 subject))
2138 (defun message-strip-subject-re (subject)
2139 "Remove \"Re:\" from subject lines in string SUBJECT."
2140 (if (string-match message-subject-re-regexp subject)
2141 (substring subject (match-end 0))
2144 (defcustom message-replacement-char "."
2145 "Replacement character used instead of unprintable or not decodable chars."
2146 :group 'message-various
2147 :version "22.1" ;; Gnus 5.10.9
2148 :type '(choice string
2152 ;; FIXME: We also should call `message-strip-subject-encoded-words'
2153 ;; when forwarding. Probably in `message-make-forward-subject' and
2154 ;; `message-forward-make-body'.
2156 (defun message-strip-subject-encoded-words (subject)
2157 "Fix non-decodable words in SUBJECT."
2158 ;; Cf. `gnus-simplify-subject-fully'.
2159 (let* ((case-fold-search t)
2160 (replacement-chars (format "[%s%s%s]"
2161 message-replacement-char
2162 message-replacement-char
2163 message-replacement-char))
2164 (enc-word-re "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?\\([^?]+\\)\\(\\?=\\)")
2169 (goto-char (point-min))
2170 (when (re-search-forward enc-word-re nil t)
2171 (setq cs-string (match-string 1)))))
2172 cs-coding q-or-b word-beg word-end)
2173 (if (or (not have-marker) ;; No encoded word found...
2174 ;; ... or double encoding was correct:
2175 (and (stringp cs-string)
2176 (setq cs-string (downcase cs-string))
2177 (mm-coding-system-p (intern cs-string))
2181 Decoded Subject \"%s\"
2182 contains a valid encoded word. Decode again? "
2184 (setq cs-coding (intern cs-string))))))
2188 (goto-char (point-min))
2189 (while (re-search-forward enc-word-re nil t)
2190 (setq cs-string (downcase (match-string 1))
2191 q-or-b (match-string 2)
2192 word-beg (match-beginning 0)
2193 word-end (match-end 0))
2195 (if (mm-coding-system-p (intern cs-string))
2196 (setq cs-coding (intern cs-string))
2198 ;; No double encoded subject? => bogus charset.
2201 (mm-read-coding-system
2203 Decoded Subject \"%s\"
2204 contains an encoded word. The charset `%s' is unknown or invalid.
2205 Hit RET to replace non-decodable characters with \"%s\" or enter replacement
2207 subject cs-string message-replacement-char)))
2209 (replace-match (concat "=?" (symbol-name cs-coding)
2212 (goto-char word-beg)
2213 (re-search-forward "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?" word-end t)
2216 (if (string-match "\\`Q\\'" q-or-b)
2219 (message "Replacing non-decodable characters with \"%s\"."
2220 message-replacement-char)
2221 (while (re-search-forward "\\(=[A-F0-9][A-F0-9]\\)+"
2223 (replace-match message-replacement-char)))
2225 (message "Replacing non-decodable characters with \"%s\"."
2227 (re-search-forward "[^?]+" word-end t)
2228 (replace-match replacement-chars))
2229 (re-search-forward "\\?=")
2230 (replace-match "")))))
2231 (rfc2047-decode-region (point-min) (point-max))
2234 ;;; Start of functions adopted from `message-utils.el'.
2236 (defun message-strip-subject-trailing-was (subject)
2237 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
2238 Leading \"Re: \" is not stripped by this function. Use the function
2239 `message-strip-subject-re' for this."
2240 (let* ((query message-subject-trailing-was-query)
2245 message-subject-trailing-was-ask-regexp
2246 message-subject-trailing-was-regexp)
2249 (setq new (substring subject 0 (match-beginning 0))))
2250 (if (or (not found) (eq query nil))
2253 (if (message-y-or-n-p
2254 "Strip `(was: <old subject>)' in subject? " t
2256 "Strip `(was: <old subject>)' in subject "
2257 "and use the new one instead?\n\n"
2258 "Current subject is: \""
2260 "New subject would be: \""
2262 "See the variable `message-subject-trailing-was-query' "
2263 "to get rid of this query."
2268 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
2270 (defun message-change-subject (new-subject)
2271 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
2274 (read-from-minibuffer "New subject: ")))
2275 (cond ((and (not (or (null new-subject) ; new subject not empty
2276 (zerop (string-width new-subject))
2277 (string-match "^[ \t]*$" new-subject))))
2281 (message-narrow-to-headers)
2282 (message-fetch-field "Subject"))))
2283 (cond ((not old-subject)
2284 (error "No current subject"))
2287 (regexp-quote new-subject)
2289 old-subject)) ; yes, it really is a new subject
2290 ;; delete eventual Re: prefix
2292 (message-strip-subject-re old-subject))
2293 (message-goto-subject)
2294 (message-delete-line)
2295 (insert (concat "Subject: "
2298 old-subject ")\n")))))))))
2300 (defun message-mark-inserted-region (beg end &optional verbatim)
2301 "Mark some region in the current article with enclosing tags.
2302 See `message-mark-insert-begin' and `message-mark-insert-end'.
2303 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2304 (interactive "r\nP")
2306 ;; add to the end of the region first, otherwise end would be invalid
2308 (insert (if verbatim "#v-\n" message-mark-insert-end))
2310 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2312 (defun message-mark-insert-file (file &optional verbatim)
2313 "Insert FILE at point, marking it with enclosing tags.
2314 See `message-mark-insert-begin' and `message-mark-insert-end'.
2315 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2316 (interactive "fFile to insert: \nP")
2317 ;; reverse insertion to get correct result.
2319 (insert (if verbatim "#v-\n" message-mark-insert-end))
2321 (insert-file-contents file)
2323 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2325 (defun message-add-archive-header ()
2326 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
2327 The note can be customized using `message-archive-note'. When called with a
2328 prefix argument, ask for a text to insert. If you don't want the note in the
2329 body, set `message-archive-note' to nil."
2331 (if current-prefix-arg
2332 (setq message-archive-note
2333 (read-from-minibuffer "Reason for No-Archive: "
2334 (cons message-archive-note 0))))
2336 (if (message-goto-signature)
2337 (re-search-backward message-signature-separator))
2338 (when message-archive-note
2339 (insert message-archive-note)
2341 (message-add-header message-archive-header)
2342 (message-sort-headers)))
2344 (defun message-cross-post-followup-to-header (target-group)
2345 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
2346 With prefix-argument just set Follow-Up, don't cross-post."
2348 (list ; Completion based on Gnus
2349 (completing-read "Followup To: "
2350 (if (boundp 'gnus-newsrc-alist)
2352 nil nil '("poster" . 0)
2353 (if (boundp 'gnus-group-history)
2354 'gnus-group-history))))
2355 (message-remove-header "Follow[Uu]p-[Tt]o" t)
2356 (message-goto-newsgroups)
2358 ;; if we already did a crosspost before, kill old target
2359 (if (and message-cross-post-old-target
2361 (regexp-quote (concat "," message-cross-post-old-target))
2364 ;; unless (followup is to poster or user explicitly asked not
2365 ;; to cross-post, or target-group is already in Newsgroups)
2366 ;; add target-group to Newsgroups line.
2368 ;; def: cross-post, req:no
2369 (and message-cross-post-default (not current-prefix-arg))
2370 ;; def: no-cross-post, req:yes
2371 (and (not message-cross-post-default) current-prefix-arg))
2372 (not (string-match "poster" target-group))
2373 (not (string-match (regexp-quote target-group)
2374 (message-fetch-field "Newsgroups"))))
2376 (insert (concat "," target-group))))
2377 (end-of-line) ; ensure Followup: comes after Newsgroups:
2378 ;; unless new followup would be identical to Newsgroups line
2379 ;; make a new Followup-To line
2380 (if (not (string-match (concat "^[ \t]*"
2383 (message-fetch-field "Newsgroups")))
2384 (insert (concat "\nFollowup-To: " target-group)))
2385 (setq message-cross-post-old-target target-group))
2387 (defun message-cross-post-insert-note (target-group cross-post in-old
2389 "Insert a in message body note about a set Followup or Crosspost.
2390 If there have been previous notes, delete them. TARGET-GROUP specifies the
2391 group to Followup-To. When CROSS-POST is t, insert note about
2392 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2393 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2394 been made to before the user asked for a Crosspost."
2395 ;; start scanning body for previous uses
2396 (message-goto-signature)
2397 (let ((head (re-search-backward
2398 (concat "^" mail-header-separator)
2399 nil t))) ; just search in body
2400 (message-goto-signature)
2401 (while (re-search-backward
2402 (concat "^" (regexp-quote message-cross-post-note) ".*")
2404 (message-delete-line))
2405 (message-goto-signature)
2406 (while (re-search-backward
2407 (concat "^" (regexp-quote message-followup-to-note) ".*")
2409 (message-delete-line))
2411 (if (message-goto-signature)
2412 (re-search-backward message-signature-separator))
2415 (string-match "^[ \t]*poster[ \t]*$" target-group))
2416 (insert (concat message-followup-to-note target-group "\n"))
2417 (insert (concat message-cross-post-note target-group "\n")))))
2419 (defun message-cross-post-followup-to (target-group)
2420 "Crossposts message and set Followup-To to TARGET-GROUP.
2421 With prefix-argument just set Follow-Up, don't cross-post."
2423 (list ; Completion based on Gnus
2424 (completing-read "Followup To: "
2425 (if (boundp 'gnus-newsrc-alist)
2427 nil nil '("poster" . 0)
2428 (if (boundp 'gnus-group-history)
2429 'gnus-group-history))))
2430 (cond ((not (or (null target-group) ; new subject not empty
2431 (zerop (string-width target-group))
2432 (string-match "^[ \t]*$" target-group)))
2434 (let* ((old-groups (message-fetch-field "Newsgroups"))
2435 (in-old (string-match
2436 (regexp-quote target-group)
2437 (or old-groups ""))))
2438 ;; check whether target exactly matches old Newsgroups
2439 (cond ((not old-groups)
2440 (error "No current newsgroup"))
2444 (regexp-quote target-group)
2447 ;; yes, Newsgroups line must change
2448 (message-cross-post-followup-to-header target-group)
2449 ;; insert note whether we do cross-post or followup-to
2450 (funcall message-cross-post-note-function
2452 (if (or (and message-cross-post-default
2453 (not current-prefix-arg))
2454 (and (not message-cross-post-default)
2455 current-prefix-arg)) t)
2456 in-old old-groups))))))))
2458 ;;; Reduce To: to Cc: or Bcc: header
2460 (defun message-reduce-to-to-cc ()
2461 "Replace contents of To: header with contents of Cc: or Bcc: header."
2464 (save-restriction (message-narrow-to-headers)
2465 (message-fetch-field "cc")))
2467 (if (and (not cc-content)
2470 (message-narrow-to-headers)
2471 (message-fetch-field "bcc"))))
2476 (message-delete-line)
2477 (insert (concat "To: " cc-content "\n"))
2479 (message-narrow-to-headers)
2480 (message-remove-header (if bcc
2484 ;;; End of functions adopted from `message-utils.el'.
2486 (defun message-remove-header (header &optional is-regexp first reverse)
2487 "Remove HEADER in the narrowed buffer.
2488 If IS-REGEXP, HEADER is a regular expression.
2489 If FIRST, only remove the first instance of the header.
2490 Return the number of headers removed."
2491 (goto-char (point-min))
2492 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2494 (case-fold-search t)
2496 (while (and (not (eobp))
2499 (not (looking-at regexp))
2500 (looking-at regexp))
2507 ;; There might be a continuation header, so we have to search
2508 ;; until we find a new non-continuation line.
2511 (if (re-search-forward "^[^ \t]" nil t)
2512 (goto-char (match-beginning 0))
2515 (if (re-search-forward "^[^ \t]" nil t)
2516 (goto-char (match-beginning 0))
2517 (goto-char (point-max)))))
2520 (defun message-remove-first-header (header)
2521 "Remove the first instance of HEADER if there is more than one."
2523 (regexp (concat "^" (regexp-quote header) ":")))
2525 (goto-char (point-min))
2526 (while (re-search-forward regexp nil t)
2529 (message-remove-header header nil t)
2532 (defun message-narrow-to-headers ()
2533 "Narrow the buffer to the head of the message."
2536 (goto-char (point-min))
2537 (if (re-search-forward
2538 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2541 (goto-char (point-min)))
2543 (defun message-narrow-to-head-1 ()
2544 "Like `message-narrow-to-head'. Don't widen."
2546 (goto-char (point-min))
2547 (if (search-forward "\n\n" nil 1)
2550 (goto-char (point-min)))
2552 ;; FIXME: clarify difference: message-narrow-to-head,
2553 ;; message-narrow-to-headers-or-head, message-narrow-to-headers
2554 (defun message-narrow-to-head ()
2555 "Narrow the buffer to the head of the message.
2556 Point is left at the beginning of the narrowed-to region."
2558 (message-narrow-to-head-1))
2560 (defun message-narrow-to-headers-or-head ()
2561 "Narrow the buffer to the head of the message."
2564 (goto-char (point-min))
2565 (if (re-search-forward (concat "\\(\n\\)\n\\|^\\("
2566 (regexp-quote mail-header-separator)
2569 (or (match-end 1) (match-beginning 2))
2571 (goto-char (point-min)))
2573 (defun message-news-p ()
2574 "Say whether the current buffer contains a news message."
2575 (and (not message-this-is-mail)
2576 (or message-this-is-news
2579 (message-narrow-to-headers)
2580 (and (message-fetch-field "newsgroups")
2581 (not (message-fetch-field "posted-to"))))))))
2583 (defun message-mail-p ()
2584 "Say whether the current buffer contains a mail message."
2585 (and (not message-this-is-news)
2586 (or message-this-is-mail
2589 (message-narrow-to-headers)
2590 (or (message-fetch-field "to")
2591 (message-fetch-field "cc")
2592 (message-fetch-field "bcc")))))))
2594 (defun message-subscribed-p ()
2595 "Say whether we need to insert a MFT header."
2596 (or message-subscribed-regexps
2597 message-subscribed-addresses
2598 message-subscribed-address-file
2599 message-subscribed-address-functions))
2601 (defun message-next-header ()
2602 "Go to the beginning of the next header."
2604 (or (eobp) (forward-char 1))
2605 (not (if (re-search-forward "^[^ \t]" nil t)
2607 (goto-char (point-max)))))
2609 (defun message-sort-headers-1 ()
2610 "Sort the buffer as headers using `message-rank' text props."
2611 (goto-char (point-min))
2614 nil 'message-next-header
2616 (message-next-header)
2620 (or (get-text-property (point) 'message-rank)
2623 (defun message-sort-headers ()
2624 "Sort the headers of the current message according to `message-header-format-alist'."
2628 (let ((max (1+ (length message-header-format-alist)))
2630 (message-narrow-to-headers)
2631 (while (re-search-forward "^[^ \n]+:" nil t)
2633 (match-beginning 0) (1+ (match-beginning 0))
2635 (if (setq rank (length (memq (assq (intern (buffer-substring
2637 (1- (match-end 0))))
2638 message-header-format-alist)
2639 message-header-format-alist)))
2642 (message-sort-headers-1))))
2644 (defun message-kill-address ()
2645 "Kill the address under point."
2647 (let ((start (point)))
2648 (message-skip-to-next-address)
2649 (kill-region start (point))))
2652 (autoload 'Info-goto-node "info")
2653 (defvar mml2015-use)
2655 (defun message-info (&optional arg)
2656 "Display the Message manual.
2658 Prefixed with one \\[universal-argument], display the Emacs MIME
2659 manual. With two \\[universal-argument]'s, display the EasyPG or
2660 PGG manual, depending on the value of `mml2015-use'."
2662 ;; Don't use `info' because support for `(filename)nodename' is not
2663 ;; available in XEmacs < 21.5.12.
2664 (Info-goto-node (format "(%s)Top"
2668 ((eq arg 4) 'emacs-mime)
2669 ;; `booleanp' only available in Emacs 22+
2670 ((and (not (memq arg '(nil t)))
2684 (defvar message-mode-map nil)
2686 (unless message-mode-map
2687 (setq message-mode-map (make-keymap))
2688 (set-keymap-parent message-mode-map text-mode-map)
2689 (define-key message-mode-map "\C-c?" 'describe-mode)
2691 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2692 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2693 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2694 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2695 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2696 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2697 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2698 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2699 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2700 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2701 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2702 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2703 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2704 (define-key message-mode-map "\C-c\C-f\C-i"
2705 'message-insert-or-toggle-importance)
2706 (define-key message-mode-map "\C-c\C-f\C-a"
2707 'message-generate-unsubscribed-mail-followup-to)
2709 ;; modify headers (and insert notes in body)
2710 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2712 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2713 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2714 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2715 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2716 ;; mark inserted text
2717 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2718 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2720 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2721 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2723 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2724 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2725 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2726 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2727 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2729 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2730 (define-key message-mode-map "\C-c\M-n"
2731 'message-insert-disposition-notification-to)
2733 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2734 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2735 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2736 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2737 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2738 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2739 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2740 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2742 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2743 (define-key message-mode-map "\C-c\C-s" 'message-send)
2744 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2745 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2746 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2748 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2749 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2750 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2751 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2752 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2753 (define-key message-mode-map [remap split-line] 'message-split-line)
2755 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2757 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2758 (define-key message-mode-map "\t" 'message-tab)
2760 (define-key message-mode-map "\M-n" 'message-display-abbrev))
2763 message-mode-menu message-mode-map "Message Menu."
2765 ["Yank Original" message-yank-original message-reply-buffer]
2766 ["Fill Yanked Message" message-fill-yanked-message t]
2767 ["Insert Signature" message-insert-signature t]
2768 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2769 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2770 ["Elide Region" message-elide-region
2771 :active (message-mark-active-p)
2772 ,@(if (featurep 'xemacs) nil
2773 '(:help "Replace text in region with an ellipsis"))]
2774 ["Delete Outside Region" message-delete-not-region
2775 :active (message-mark-active-p)
2776 ,@(if (featurep 'xemacs) nil
2777 '(:help "Delete all quoted text outside region"))]
2778 ["Kill To Signature" message-kill-to-signature t]
2779 ["Newline and Reformat" message-newline-and-reformat t]
2780 ["Rename buffer" message-rename-buffer t]
2781 ["Spellcheck" ispell-message
2782 ,@(if (featurep 'xemacs) '(t)
2783 '(:help "Spellcheck this message"))]
2785 ["Insert Region Marked" message-mark-inserted-region
2786 :active (message-mark-active-p)
2787 ,@(if (featurep 'xemacs) nil
2788 '(:help "Mark region with enclosing tags"))]
2789 ["Insert File Marked..." message-mark-insert-file
2790 ,@(if (featurep 'xemacs) '(t)
2791 '(:help "Insert file at point marked with enclosing tags"))]
2793 ["Send Message" message-send-and-exit
2794 ,@(if (featurep 'xemacs) '(t)
2795 '(:help "Send this message"))]
2796 ["Postpone Message" message-dont-send
2797 ,@(if (featurep 'xemacs) '(t)
2798 '(:help "File this draft message and exit"))]
2799 ["Send at Specific Time..." gnus-delay-article
2800 ,@(if (featurep 'xemacs) '(t)
2801 '(:help "Ask, then arrange to send message at that time"))]
2802 ["Kill Message" message-kill-buffer
2803 ,@(if (featurep 'xemacs) '(t)
2804 '(:help "Delete this message without sending"))]
2806 ["Message manual" message-info
2807 ,@(if (featurep 'xemacs) '(t)
2808 '(:help "Display the Message manual"))]))
2811 message-mode-field-menu message-mode-map ""
2813 ["To" message-goto-to t]
2814 ["From" message-goto-from t]
2815 ["Subject" message-goto-subject t]
2816 ["Change subject..." message-change-subject t]
2817 ["Cc" message-goto-cc t]
2818 ["Bcc" message-goto-bcc t]
2819 ["Fcc" message-goto-fcc t]
2820 ["Reply-To" message-goto-reply-to t]
2821 ["Flag As Important" message-insert-importance-high
2822 ,@(if (featurep 'xemacs) '(t)
2823 '(:help "Mark this message as important"))]
2824 ["Flag As Unimportant" message-insert-importance-low
2825 ,@(if (featurep 'xemacs) '(t)
2826 '(:help "Mark this message as unimportant"))]
2828 message-insert-disposition-notification-to
2829 ,@(if (featurep 'xemacs) '(t)
2830 '(:help "Request a receipt notification"))]
2832 ;; (typical) news stuff
2833 ["Summary" message-goto-summary t]
2834 ["Keywords" message-goto-keywords t]
2835 ["Newsgroups" message-goto-newsgroups t]
2836 ["Fetch Newsgroups" message-insert-newsgroups t]
2837 ["Followup-To" message-goto-followup-to t]
2838 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2839 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2840 ["Distribution" message-goto-distribution t]
2841 ["Expires" message-insert-expires t ]
2842 ["X-No-Archive" message-add-archive-header t ]
2844 ;; (typical) mailing-lists stuff
2845 ["Fetch To" message-insert-to
2846 ,@(if (featurep 'xemacs) '(t)
2847 '(:help "Insert a To header that points to the author."))]
2848 ["Fetch To and Cc" message-insert-wide-reply
2849 ,@(if (featurep 'xemacs) '(t)
2851 "Insert To and Cc headers as if you were doing a wide reply."))]
2853 ["Send to list only" message-to-list-only t]
2854 ["Mail-Followup-To" message-goto-mail-followup-to t]
2855 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2856 ,@(if (featurep 'xemacs) '(t)
2857 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2858 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2860 ["Sort Headers" message-sort-headers t]
2861 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2862 ;; We hide `message-hidden-headers' by narrowing the buffer.
2863 ["Show Hidden Headers" widen t]
2864 ["Goto Body" message-goto-body t]
2865 ["Goto Signature" message-goto-signature t]))
2867 (defvar message-tool-bar-map nil)
2869 (defvar facemenu-add-face-function)
2870 (defvar facemenu-remove-face-function)
2872 ;;; Forbidden properties
2874 ;; We use `after-change-functions' to keep special text properties
2875 ;; that interfere with the normal function of message mode out of the
2878 (defcustom message-strip-special-text-properties t
2879 "Strip special properties from the message buffer.
2881 Emacs has a number of special text properties which can break message
2882 composing in various ways. If this option is set, message will strip
2883 these properties from the message composition buffer. However, some
2884 packages requires these properties to be present in order to work.
2885 If you use one of these packages, turn this option off, and hope the
2886 message composition doesn't break too bad."
2888 :group 'message-various
2889 :link '(custom-manual "(message)Various Message Variables")
2892 (defvar message-forbidden-properties
2893 ;; No reason this should be clutter up customize. We make it a
2894 ;; property list (rather than a list of property symbols), to be
2895 ;; directly useful for `remove-text-properties'.
2896 '(field nil read-only nil invisible nil intangible nil
2897 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2898 insert-behind-hooks nil point-entered nil point-left nil)
2899 ;; Other special properties:
2900 ;; category, face, display: probably doesn't do any harm.
2901 ;; fontified: is used by font-lock.
2902 ;; syntax-table, local-map: I dunno.
2903 ;; We need to add XEmacs names to the list.
2904 "Property list of with properties forbidden in message buffers.
2905 The values of the properties are ignored, only the property names are used.")
2907 (defun message-tamago-not-in-use-p (pos)
2908 "Return t when tamago version 4 is not in use at the cursor position.
2909 Tamago version 4 is a popular input method for writing Japanese text.
2910 It uses the properties `intangible', `invisible', `modification-hooks'
2911 and `read-only' when translating ascii or kana text to kanji text.
2912 These properties are essential to work, so we should never strip them."
2913 (not (and (boundp 'egg-modefull-mode)
2914 (symbol-value 'egg-modefull-mode)
2915 (or (memq (get-text-property pos 'intangible)
2916 '(its-part-1 its-part-2))
2917 (get-text-property pos 'egg-end)
2918 (get-text-property pos 'egg-lang)
2919 (get-text-property pos 'egg-start)))))
2921 (defsubst message-mail-alias-type-p (type)
2922 (if (atom message-mail-alias-type)
2923 (eq message-mail-alias-type type)
2924 (memq type message-mail-alias-type)))
2926 (defun message-strip-forbidden-properties (begin end &optional old-length)
2927 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2928 This function is intended to be called from `after-change-functions'.
2929 See also `message-forbidden-properties'."
2930 (when (and (message-mail-alias-type-p 'ecomplete)
2931 (memq this-command message-self-insert-commands))
2932 (message-display-abbrev))
2933 (when (and message-strip-special-text-properties
2934 (message-tamago-not-in-use-p begin))
2935 (let ((buffer-read-only nil)
2936 (inhibit-read-only t))
2937 (remove-text-properties begin end message-forbidden-properties))))
2939 (autoload 'ecomplete-setup "ecomplete") ;; for Emacs <23.
2942 (define-derived-mode message-mode text-mode "Message"
2943 "Major mode for editing mail and news to be sent.
2944 Like Text Mode but with these additional commands:\\<message-mode-map>
2945 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2946 C-c C-d Postpone sending the message C-c C-k Kill the message
2947 C-c C-f move to a header field (and create it if there isn't):
2948 C-c C-f C-t move to To C-c C-f C-s move to Subject
2949 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2950 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2951 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2952 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2953 C-c C-f C-o move to From (\"Originator\")
2954 C-c C-f C-f move to Followup-To
2955 C-c C-f C-m move to Mail-Followup-To
2956 C-c C-f C-e move to Expires
2957 C-c C-f C-i cycle through Importance values
2958 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2959 C-c C-f x crossposting with FollowUp-To header and note in body
2960 C-c C-f t replace To: header with contents of Cc: or Bcc:
2961 C-c C-f a Insert X-No-Archive: header and a note in the body
2962 C-c C-t `message-insert-to' (add a To header to a news followup)
2963 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2964 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2965 C-c C-b `message-goto-body' (move to beginning of message text).
2966 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2967 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2968 C-c C-y `message-yank-original' (insert current message, if any).
2969 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2970 C-c C-e `message-elide-region' (elide the text between point and mark).
2971 C-c C-v `message-delete-not-region' (remove the text outside the region).
2972 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2973 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2974 C-c C-a `mml-attach-file' (attach a file as MIME).
2975 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2976 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2977 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2978 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2979 M-RET `message-newline-and-reformat' (break the line and reformat)."
2980 (setq local-abbrev-table text-mode-abbrev-table)
2981 (set (make-local-variable 'message-reply-buffer) nil)
2982 (set (make-local-variable 'message-inserted-headers) nil)
2983 (set (make-local-variable 'message-send-actions) nil)
2984 (set (make-local-variable 'message-return-action) nil)
2985 (set (make-local-variable 'message-exit-actions) nil)
2986 (set (make-local-variable 'message-kill-actions) nil)
2987 (set (make-local-variable 'message-postpone-actions) nil)
2988 (set (make-local-variable 'message-draft-article) nil)
2989 (setq buffer-offer-save t)
2990 (set (make-local-variable 'facemenu-add-face-function)
2992 (let ((face-fun (cdr (assq face message-face-alist))))
2994 (funcall face-fun (point) end)
2995 (error "Face %s not configured for %s mode" face mode-name)))
2997 (set (make-local-variable 'facemenu-remove-face-function) t)
2998 (set (make-local-variable 'message-reply-headers) nil)
2999 (make-local-variable 'message-newsreader)
3000 (make-local-variable 'message-mailer)
3001 (make-local-variable 'message-post-method)
3002 (set (make-local-variable 'message-sent-message-via) nil)
3003 (set (make-local-variable 'message-checksum) nil)
3004 (set (make-local-variable 'message-mime-part) 0)
3005 (message-setup-fill-variables)
3006 (when message-fill-column
3007 (setq fill-column message-fill-column)
3008 (turn-on-auto-fill))
3009 ;; Allow using comment commands to add/remove quoting.
3010 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
3011 (when message-yank-prefix
3012 (set (make-local-variable 'comment-start) message-yank-prefix)
3013 (set (make-local-variable 'comment-start-skip)
3014 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
3015 (if (featurep 'xemacs)
3016 (message-setup-toolbar)
3017 (set (make-local-variable 'font-lock-defaults)
3018 '(message-font-lock-keywords t))
3019 (if (boundp 'tool-bar-map)
3020 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar))))
3021 (easy-menu-add message-mode-menu message-mode-map)
3022 (easy-menu-add message-mode-field-menu message-mode-map)
3023 (gnus-make-local-hook 'after-change-functions)
3024 ;; Mmmm... Forbidden properties...
3025 (add-hook 'after-change-functions 'message-strip-forbidden-properties
3027 ;; Allow mail alias things.
3029 ((message-mail-alias-type-p 'abbrev)
3030 (if (fboundp 'mail-abbrevs-setup)
3031 (mail-abbrevs-setup)
3032 (if (fboundp 'mail-aliases-setup) ; warning avoidance
3033 (mail-aliases-setup))))
3034 ((message-mail-alias-type-p 'ecomplete)
3036 (add-hook 'completion-at-point-functions 'message-completion-function nil t)
3037 (unless buffer-file-name
3038 (message-set-auto-save-file-name))
3039 (unless (buffer-base-buffer)
3040 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
3041 ;; multibyte is not necessary at all. -- zsh
3042 (mm-enable-multibyte))
3043 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
3046 (defun message-setup-fill-variables ()
3047 "Setup message fill variables."
3048 (set (make-local-variable 'fill-paragraph-function)
3049 'message-fill-paragraph)
3050 (make-local-variable 'paragraph-separate)
3051 (make-local-variable 'paragraph-start)
3052 (make-local-variable 'adaptive-fill-regexp)
3053 (unless (boundp 'adaptive-fill-first-line-regexp)
3054 (setq adaptive-fill-first-line-regexp nil))
3055 (make-local-variable 'adaptive-fill-first-line-regexp)
3056 (let ((quote-prefix-regexp
3057 ;; User should change message-cite-prefix-regexp if
3058 ;; message-yank-prefix is set to an abnormal value.
3059 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
3060 (setq paragraph-start
3062 (regexp-quote mail-header-separator) "$\\|"
3063 "[ \t]*$\\|" ; blank lines
3064 "-- $\\|" ; signature delimiter
3065 "---+$\\|" ; delimiters for forwarded messages
3066 page-delimiter "$\\|" ; spoiler warnings
3067 ".*wrote:$\\|" ; attribution lines
3068 quote-prefix-regexp "$\\|" ; empty lines in quoted text
3070 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
3071 (setq paragraph-separate paragraph-start)
3072 (setq adaptive-fill-regexp
3073 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
3074 (setq adaptive-fill-first-line-regexp
3075 (concat quote-prefix-regexp "\\|"
3076 adaptive-fill-first-line-regexp)))
3077 (make-local-variable 'auto-fill-inhibit-regexp)
3078 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
3079 (setq auto-fill-inhibit-regexp nil)
3080 (make-local-variable 'normal-auto-fill-function)
3081 (setq normal-auto-fill-function 'message-do-auto-fill)
3082 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
3083 ;; In that case, ensure that it uses the right function. The real
3084 ;; solution would be not to use `define-derived-mode', and run
3085 ;; `text-mode-hook' ourself at the end of the mode.
3086 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
3087 ;; This kludge is unneeded in Emacs>=21 since define-derived-mode is
3088 ;; now careful to run parent hooks after the body. --Stef
3089 (when auto-fill-function
3090 (setq auto-fill-function normal-auto-fill-function)))
3095 ;;; Message mode commands
3098 ;;; Movement commands
3100 (defun message-goto-to ()
3101 "Move point to the To header."
3104 (message-position-on-field "To"))
3106 (defun message-goto-from ()
3107 "Move point to the From header."
3110 (message-position-on-field "From"))
3112 (defun message-goto-subject ()
3113 "Move point to the Subject header."
3116 (message-position-on-field "Subject"))
3118 (defun message-goto-cc ()
3119 "Move point to the Cc header."
3122 (message-position-on-field "Cc" "To"))
3124 (defun message-goto-bcc ()
3125 "Move point to the Bcc header."
3128 (message-position-on-field "Bcc" "Cc" "To"))
3130 (defun message-goto-fcc ()
3131 "Move point to the Fcc header."
3134 (message-position-on-field "Fcc" "To" "Newsgroups"))
3136 (defun message-goto-reply-to ()
3137 "Move point to the Reply-To header."
3140 (message-position-on-field "Reply-To" "Subject"))
3142 (defun message-goto-newsgroups ()
3143 "Move point to the Newsgroups header."
3146 (message-position-on-field "Newsgroups"))
3148 (defun message-goto-distribution ()
3149 "Move point to the Distribution header."
3152 (message-position-on-field "Distribution"))
3154 (defun message-goto-followup-to ()
3155 "Move point to the Followup-To header."
3158 (message-position-on-field "Followup-To" "Newsgroups"))
3160 (defun message-goto-mail-followup-to ()
3161 "Move point to the Mail-Followup-To header."
3164 (message-position-on-field "Mail-Followup-To" "To"))
3166 (defun message-goto-keywords ()
3167 "Move point to the Keywords header."
3170 (message-position-on-field "Keywords" "Subject"))
3172 (defun message-goto-summary ()
3173 "Move point to the Summary header."
3176 (message-position-on-field "Summary" "Subject"))
3179 (defmacro message-called-interactively-p (kind)
3182 (eval '(called-interactively-p 'any))
3184 `(called-interactively-p ,kind))
3186 (wrong-number-of-arguments '(called-interactively-p))
3188 (void-function '(interactive-p)))))
3190 (defun message-goto-body ()
3191 "Move point to the beginning of the message body."
3193 (when (and (message-called-interactively-p 'any)
3194 (looking-at "[ \t]*\n"))
3197 (goto-char (point-min))
3198 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
3199 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
3201 (defun message-in-body-p ()
3202 "Return t if point is in the message body."
3203 (let ((body (save-excursion (message-goto-body))))
3206 (defun message-goto-eoh ()
3207 "Move point to the end of the headers."
3212 (defun message-goto-signature ()
3213 "Move point to the beginning of the message signature.
3214 If there is no signature in the article, go to the end and
3218 (goto-char (point-min))
3219 (if (re-search-forward message-signature-separator nil t)
3221 (goto-char (point-max))
3224 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
3225 "Insert a reasonable MFT header in a post to an unsubscribed list.
3226 When making original posts to a mailing list you are not subscribed to,
3227 you have to type in a MFT header by hand. The contents, usually, are
3228 the addresses of the list and your own address. This function inserts
3229 such a header automatically. It fetches the contents of the To: header
3230 in the current mail buffer, and appends the current `user-mail-address'.
3232 If the optional argument INCLUDE-CC is non-nil, the addresses in the
3233 Cc: header are also put into the MFT."
3238 (message-narrow-to-headers)
3239 (message-remove-header "Mail-Followup-To")
3240 (setq cc (and include-cc (message-fetch-field "Cc")))
3242 (concat (message-fetch-field "To") "," cc)
3243 (message-fetch-field "To"))))
3244 (message-goto-mail-followup-to)
3245 (insert (concat tos ", " user-mail-address))))
3249 (defun message-insert-to (&optional force)
3250 "Insert a To header that points to the author of the article being replied to.
3251 If the original author requested not to be sent mail, don't insert unless the
3252 prefix FORCE is given."
3254 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
3255 (dont (and mct (or (equal (downcase mct) "never")
3256 (equal (downcase mct) "nobody"))))
3257 (to (or (message-fetch-reply-field "mail-reply-to")
3258 (message-fetch-reply-field "reply-to")
3259 (message-fetch-reply-field "from"))))
3263 "Ignoring the user request not to have copies sent via mail"
3264 "Complying with the user request not to have copies sent via mail")))
3265 (when (and force (not to))
3266 (error "No mail address in the article"))
3267 (when (and to (or force (not dont)))
3268 (message-carefully-insert-headers (list (cons 'To to))))))
3270 (defun message-insert-wide-reply ()
3271 "Insert To and Cc headers as if you were doing a wide reply."
3273 (let ((headers (message-with-reply-buffer
3274 (message-get-reply-headers t))))
3275 (message-carefully-insert-headers headers)))
3277 (defcustom message-header-synonyms
3280 "List of lists of header synonyms.
3281 E.g., if this list contains a member list with elements `Cc' and `To',
3282 then `message-carefully-insert-headers' will not insert a `To' header
3283 when the message is already `Cc'ed to the recipient."
3285 :group 'message-headers
3286 :link '(custom-manual "(message)Message Headers")
3287 :type '(repeat sexp))
3289 (defun message-carefully-insert-headers (headers)
3290 "Insert the HEADERS, an alist, into the message buffer.
3291 Does not insert the headers when they are already present there
3292 or in the synonym headers, defined by `message-header-synonyms'."
3293 ;; FIXME: Should compare only the address and not the full name. Comparison
3294 ;; should be done case-folded (and with `string=' rather than
3296 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
3297 (dolist (header headers)
3298 (let* ((header-name (symbol-name (car header)))
3299 (new-header (cdr header))
3300 (synonyms (loop for synonym in message-header-synonyms
3301 when (memq (car header) synonym) return synonym))
3303 (loop for synonym in synonyms
3304 for old-header = (mail-fetch-field (symbol-name synonym))
3305 when (and old-header (string-match new-header old-header))
3308 (message "already have `%s' in `%s'" new-header old-header)
3309 (when (and (message-position-on-field header-name)
3310 (setq old-header (mail-fetch-field header-name))
3311 (not (string-match "\\` *\\'" old-header)))
3313 (insert new-header)))))
3315 (defun message-widen-reply ()
3316 "Widen the reply to include maximum recipients."
3319 (and (bufferp message-reply-buffer)
3320 (buffer-name message-reply-buffer)
3321 (with-current-buffer message-reply-buffer
3322 (message-get-reply-headers t)))))
3325 (message-narrow-to-headers)
3326 (dolist (elem follow-to)
3327 (message-remove-header (symbol-name (car elem)))
3328 (goto-char (point-min))
3329 (insert (symbol-name (car elem)) ": "
3330 (cdr elem) "\n"))))))
3332 (defun message-insert-newsgroups ()
3333 "Insert the Newsgroups header from the article being replied to."
3335 (when (and (message-position-on-field "Newsgroups")
3336 (mail-fetch-field "newsgroups")
3337 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
3339 (insert (or (message-fetch-reply-field "newsgroups") "")))
3343 ;;; Various commands
3345 (defun message-delete-not-region (beg end)
3346 "Delete everything in the body of the current message outside of the region."
3351 ;; snarf citation prefix, if appropriate
3352 (unless (eq (point) (progn (beginning-of-line) (point)))
3353 (when (looking-at message-cite-prefix-regexp)
3354 (setq citeprefix (match-string 0))))
3356 (delete-region (point) (if (not (message-goto-signature))
3362 (delete-region beg (progn (message-goto-body)
3366 (insert citeprefix))))
3367 (when (message-goto-signature)
3370 (defun message-kill-to-signature (&optional arg)
3371 "Kill all text up to the signature.
3372 If a numeric argument or prefix arg is given, leave that number
3373 of lines before the signature intact."
3377 (let ((point (point)))
3378 (narrow-to-region point (point-max))
3379 (message-goto-signature)
3381 (if (and arg (numberp arg))
3382 (forward-line (- -1 arg))
3384 (unless (= point (point))
3385 (kill-region point (point))
3389 (defun message-newline-and-reformat (&optional arg not-break)
3390 "Insert four newlines, and then reformat if inside quoted text.
3391 Prefix arg means justify as well."
3392 (interactive (list (if current-prefix-arg 'full)))
3393 (let (quoted point beg end leading-space bolp fill-paragraph-function)
3394 (setq point (point))
3397 (setq bolp (= beg point))
3398 ;; Find first line of the paragraph.
3400 (while (and (not (eobp))
3401 (not (looking-at message-cite-prefix-regexp))
3402 (looking-at paragraph-start))
3405 (when (looking-at message-cite-prefix-regexp)
3406 (setq quoted (match-string 0))
3407 (goto-char (match-end 0))
3408 (looking-at "[ \t]*")
3409 (setq leading-space (match-string 0)))
3413 (< (- point beg) (length quoted)))
3414 ;; break inside the cite prefix.
3420 (while (and (not (eobp))
3421 (not (looking-at paragraph-separate))
3422 (looking-at message-cite-prefix-regexp)
3423 (equal quoted (match-string 0)))
3424 (goto-char (match-end 0))
3425 (looking-at "[ \t]*")
3426 (if (> (length leading-space) (length (match-string 0)))
3427 (setq leading-space (match-string 0)))
3431 (while (and (if (bobp) nil (forward-line -1) t)
3432 (not (looking-at paragraph-start))
3433 (looking-at message-cite-prefix-regexp)
3434 (equal quoted (match-string 0)))
3436 (goto-char (match-end 0))
3437 (looking-at "[ \t]*")
3438 (if (> (length leading-space) (length (match-string 0)))
3439 (setq leading-space (match-string 0)))))
3440 (while (and (not (eobp))
3441 (not (looking-at paragraph-separate))
3442 (not (looking-at message-cite-prefix-regexp)))
3446 (while (and (if (bobp) nil (forward-line -1) t)
3447 (not (looking-at paragraph-start))
3448 (not (looking-at message-cite-prefix-regexp)))
3449 (setq beg (point))))
3452 (narrow-to-region beg end)
3459 (setq point (point))
3460 ;; (newline 2) doesn't mark both newline's as hard, so call
3461 ;; newline twice. -jas
3464 (delete-region (point) (re-search-forward "[ \t]*"))
3465 (when (and quoted (not bolp))
3466 (insert quoted leading-space)))
3469 (let* ((adaptive-fill-regexp
3470 (regexp-quote (concat quoted leading-space)))
3471 (adaptive-fill-first-line-regexp
3472 adaptive-fill-regexp ))
3473 (fill-paragraph arg))
3474 (fill-paragraph arg))
3475 (if point (goto-char point)))))
3477 (defun message-fill-paragraph (&optional arg)
3478 "Message specific function to fill a paragraph.
3479 This function is used as the value of `fill-paragraph-function' in
3480 Message buffers and is not meant to be called directly."
3481 (interactive (list (if current-prefix-arg 'full)))
3482 (if (if (boundp 'filladapt-mode) filladapt-mode)
3484 (if (message-point-in-header-p)
3485 (message-fill-field)
3486 (message-newline-and-reformat arg t))
3489 (defun message-point-in-header-p ()
3490 "Return t if point is in the header."
3495 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))
3497 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))))
3499 (defun message-do-auto-fill ()
3500 "Like `do-auto-fill', but don't fill in message header."
3501 (unless (message-point-in-header-p)
3504 (defun message-insert-signature (&optional force)
3505 "Insert a signature. See documentation for variable `message-signature'."
3506 (interactive (list 0))
3509 ((and (null message-signature)
3512 (goto-char (point-max))
3513 (not (re-search-backward message-signature-separator nil t))))
3514 ((and (null message-signature)
3517 ((functionp message-signature)
3518 (funcall message-signature))
3519 ((listp message-signature)
3520 (eval message-signature))
3521 (t message-signature)))
3524 (cond ((stringp signature)
3526 ((and (eq t signature) message-signature-file)
3527 (setq signature-file
3528 (if (and message-signature-directory
3529 ;; don't actually use the signature directory
3530 ;; if message-signature-file contains a path.
3531 (not (file-name-directory
3532 message-signature-file)))
3533 (expand-file-name message-signature-file
3534 message-signature-directory)
3535 message-signature-file))
3536 (file-exists-p signature-file))))
3538 (goto-char (point-max))
3539 ;; Insert the signature.
3542 (when message-signature-insert-empty-line
3545 (if (eq signature t)
3546 (insert-file-contents signature-file)
3548 (goto-char (point-max))
3549 (or (bolp) (insert "\n")))))
3551 (defun message-insert-importance-high ()
3552 "Insert header to mark message as important."
3556 (message-narrow-to-headers)
3557 (message-remove-header "Importance"))
3559 (insert "Importance: high\n")))
3561 (defun message-insert-importance-low ()
3562 "Insert header to mark message as unimportant."
3566 (message-narrow-to-headers)
3567 (message-remove-header "Importance"))
3569 (insert "Importance: low\n")))
3571 (defun message-insert-or-toggle-importance ()
3572 "Insert a \"Importance: high\" header, or cycle through the header values.
3573 The three allowed values according to RFC 1327 are `high', `normal'
3580 (message-narrow-to-headers)
3581 (when (setq cur (message-fetch-field "Importance"))
3582 (message-remove-header "Importance")
3583 (setq new (cond ((string= cur "high")
3585 ((string= cur "low")
3590 (insert (format "Importance: %s\n" new)))))
3592 (defun message-insert-disposition-notification-to ()
3593 "Request a disposition notification (return receipt) to this message.
3594 Note that this should not be used in newsgroups."
3598 (message-narrow-to-headers)
3599 (message-remove-header "Disposition-Notification-To"))
3601 (insert (format "Disposition-Notification-To: %s\n"
3602 (or (message-field-value "Reply-to")
3603 (message-field-value "From")
3604 (message-make-from))))))
3606 (defun message-elide-region (b e)
3607 "Elide the text in the region.
3608 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3611 (let ((lines (count-lines b e))
3614 (insert (format-spec message-elide-ellipsis
3618 (defvar message-caesar-translation-table nil)
3620 (defun message-caesar-region (b e &optional n)
3621 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3624 (min (point) (or (mark t) (point)))
3625 (max (point) (or (mark t) (point)))
3626 (when current-prefix-arg
3627 (prefix-numeric-value current-prefix-arg))))
3629 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3630 (unless (or (zerop n) ; no action needed for a rot of 0
3631 (= b e)) ; no region to rotate
3632 ;; We build the table, if necessary.
3633 (when (or (not message-caesar-translation-table)
3634 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3635 (setq message-caesar-translation-table
3636 (message-make-caesar-translation-table n)))
3637 (translate-region b e message-caesar-translation-table)))
3639 (defun message-make-caesar-translation-table (n)
3640 "Create a rot table with offset N."
3642 (table (make-string 256 0)))
3643 (while (< (incf i) 256)
3646 (substring table 0 ?A)
3647 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3648 (substring table ?A (+ ?A n))
3649 (substring table (+ ?A 26) ?a)
3650 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3651 (substring table ?a (+ ?a n))
3652 (substring table (+ ?a 26) 255))))
3654 (defun message-caesar-buffer-body (&optional rotnum wide)
3655 "Caesar rotate all letters in the current buffer by 13 places.
3656 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3657 With prefix arg, specifies the number of places to rotate each letter forward.
3658 Mail and USENET news headers are not rotated unless WIDE is non-nil."
3659 (interactive (if current-prefix-arg
3660 (list (prefix-numeric-value current-prefix-arg))
3664 (when (and (not wide) (message-goto-body))
3665 (narrow-to-region (point) (point-max)))
3666 (message-caesar-region (point-min) (point-max) rotnum))))
3668 (defun message-pipe-buffer-body (program)
3669 "Pipe the message body in the current buffer through PROGRAM."
3672 (when (message-goto-body)
3673 (narrow-to-region (point) (point-max)))
3674 (shell-command-on-region
3675 (point-min) (point-max) program nil t))))
3677 (defun message-rename-buffer (&optional enter-string)
3678 "Rename the *message* buffer to \"*message* RECIPIENT\".
3679 If the function is run with a prefix, it will ask for a new buffer
3680 name, rather than giving an automatic name."
3681 (interactive "Pbuffer name: ")
3684 (goto-char (point-min))
3685 (narrow-to-region (point)
3686 (search-forward mail-header-separator nil 'end))
3688 (if (message-news-p) (message-fetch-field "Newsgroups")
3689 (message-fetch-field "To"))
3692 (if (string-match "," mail-to)
3693 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3695 (name-default (concat "*message* " mail-trimmed-to))
3696 (name (if enter-string
3697 (read-string "New buffer name: " name-default)
3699 (rename-buffer name t)))))
3701 (defun message-fill-yanked-message (&optional justifyp)
3702 "Fill the paragraphs of a message yanked into this one.
3703 Numeric argument means justify as well."
3706 (goto-char (point-min))
3707 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3708 (let ((fill-prefix message-yank-prefix))
3709 (fill-individual-paragraphs (point) (point-max) justifyp))))
3711 (defun message-indent-citation (&optional start end yank-only)
3712 "Modify text just inserted from a message to be cited.
3713 The inserted text should be the region.
3714 When this function returns, the region is again around the modified text.
3716 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3717 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3718 (unless start (setq start (point)))
3720 ;; Remove unwanted headers.
3721 (when message-ignored-cited-headers
3726 (if (search-forward "\n\n" nil t)
3729 (message-remove-header message-ignored-cited-headers t)
3730 (when (= (point-min) (point-max))
3731 (setq all-removed t))
3732 (goto-char (point-max)))
3736 ;; Delete blank lines at the start of the buffer.
3737 (while (and (point-min)
3740 (message-delete-line))
3741 ;; Delete blank lines at the end of the buffer.
3742 (goto-char (point-max))
3743 (unless (eq (preceding-char) ?\n)
3745 (while (and (zerop (forward-line -1))
3747 (message-delete-line)))
3748 ;; Do the indentation.
3749 (if (null message-yank-prefix)
3750 (indent-rigidly start (or end (mark t)) message-indentation-spaces)
3753 (while (< (point) (or end (mark t)))
3754 (cond ((looking-at ">")
3755 (insert message-yank-cited-prefix))
3757 (insert message-yank-empty-prefix))
3759 (insert message-yank-prefix)))
3763 (defun message-remove-blank-cited-lines (&optional remove)
3764 "Remove cited lines containing only blanks.
3765 If REMOVE is non-nil, remove newlines, too.
3767 To use this automatically, you may add this function to
3768 `gnus-message-setup-hook'."
3773 (when (boundp 'message-yank-cited-prefix)
3774 (concat message-yank-cited-prefix "\\|"))
3778 (gnus-message 8 "removing `%s'" citexp)
3781 (while (re-search-forward citexp nil t)
3782 (replace-match (if remove "" "\n"))))))
3784 (defun message--yank-original-internal (arg)
3785 (let ((modified (buffer-modified-p))
3787 (when (and message-reply-buffer
3788 message-cite-function)
3789 (when (equal message-cite-reply-position 'above)
3792 (buffer-substring (message-goto-body)
3794 (delete-region (message-goto-body) (point-max))))
3795 (if (bufferp message-reply-buffer)
3796 (delete-windows-on message-reply-buffer t))
3797 (push-mark (save-excursion
3799 ((bufferp message-reply-buffer)
3800 (insert-buffer-substring message-reply-buffer))
3801 ((and (consp message-reply-buffer)
3802 (functionp (car message-reply-buffer)))
3803 (apply (car message-reply-buffer)
3804 (cdr message-reply-buffer))))
3809 (funcall message-cite-function)
3810 (unless (eq (char-before (mark t)) ?\n)
3812 (goto-char (mark t))
3813 (insert-before-markers ?\n)
3815 (case message-cite-reply-position
3819 (insert (if (bolp) "\n" "\n\n"))
3820 (message-goto-body))
3822 (message-goto-signature)))
3823 ;; Add a `message-setup-very-last-hook' here?
3824 ;; Add `gnus-article-highlight-citation' here?
3826 (setq message-checksum (message-checksum))))))
3828 (defun message-yank-original (&optional arg)
3829 "Insert the message being replied to, if any.
3830 Puts point before the text and mark after.
3831 Normally indents each nonblank line ARG spaces (default 3). However,
3832 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3834 This function uses `message-cite-function' to do the actual citing.
3836 Just \\[universal-argument] as argument means don't indent, insert no
3837 prefix, and don't delete any headers."
3839 ;; eval the let forms contained in message-cite-style
3841 `(let ,message-cite-style
3842 (message--yank-original-internal ',arg))))
3844 (defun message-yank-buffer (buffer)
3845 "Insert BUFFER into the current buffer and quote it."
3846 (interactive "bYank buffer: ")
3847 (let ((message-reply-buffer (get-buffer buffer)))
3848 (save-window-excursion
3849 (message-yank-original))))
3851 (defun message-buffers ()
3852 "Return a list of active message buffers."
3854 (save-current-buffer
3855 (dolist (buffer (buffer-list t))
3857 (when (and (eq major-mode 'message-mode)
3858 (null message-sent-message-via))
3859 (push (buffer-name buffer) buffers))))
3860 (nreverse buffers)))
3862 (defun message-cite-original-1 (strip-signature)
3863 "Cite an original message.
3864 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3867 This function uses `mail-citation-hook' if that is non-nil."
3868 (if (and (boundp 'mail-citation-hook)
3870 (run-hooks 'mail-citation-hook)
3871 (let* ((start (point))
3875 (when message-indent-citation-function
3876 (if (listp message-indent-citation-function)
3877 message-indent-citation-function
3878 (list message-indent-citation-function))))
3879 ;; This function may be called by `gnus-summary-yank-message' and
3880 ;; may insert a different article from the original. So, we will
3881 ;; modify the value of `message-reply-headers' with that article.
3882 (message-reply-headers
3884 (narrow-to-region start end)
3885 (message-narrow-to-head-1)
3886 (setq x-no-archive (message-fetch-field "x-no-archive"))
3888 (or (message-fetch-field "subject") "none")
3889 (or (message-fetch-field "from") "nobody")
3890 (message-fetch-field "date")
3891 (message-fetch-field "message-id" t)
3892 (message-fetch-field "references")
3894 (mml-quote-region start end)
3895 (when strip-signature
3899 (when (re-search-backward message-signature-separator start t)
3900 ;; Also peel off any blank lines before the signature.
3902 (while (looking-at "^[ \t]*$")
3905 (delete-region (point) end)
3906 (unless (search-backward "\n\n" start t)
3907 ;; Insert a blank line if it is peeled off.
3910 (mapc 'funcall functions)
3911 (when message-citation-line-function
3914 (funcall message-citation-line-function))
3915 (when (and x-no-archive
3916 (not message-cite-articles-with-x-no-archive)
3917 (string-match "yes" x-no-archive))
3919 (delete-region (point) (mark t))
3920 (insert "> [Quoted text removed due to X-No-Archive]\n")
3922 (forward-line -1)))))
3924 (defun message-cite-original ()
3925 "Cite function in the standard Message manner."
3926 (message-cite-original-1 nil))
3928 (defvar gnus-extract-address-components)
3930 (autoload 'format-spec "format-spec")
3932 (defun message-insert-formatted-citation-line (&optional from date)
3933 "Function that inserts a formatted citation line.
3935 See `message-citation-line-format'."
3936 ;; The optional args are for testing/debugging. They will disappear later.
3938 ;; (with-temp-buffer
3939 ;; (message-insert-formatted-citation-line
3940 ;; "John Doe <john.doe@example.invalid>"
3943 (when (or message-reply-headers (and from date))
3945 (setq from (mail-header-from message-reply-headers)))
3946 (let* ((data (condition-case ()
3947 (funcall (if (boundp gnus-extract-address-components)
3948 gnus-extract-address-components
3949 'mail-extract-address-components)
3955 (net (car (cdr data)))
3956 (name-or-net (or (car data)
3957 (car (cdr data)) from))
3961 ;; We need Gnus functionality if the user wants date or time from
3962 ;; the original article:
3963 (when (string-match "%[^fnNFL]" message-citation-line-format)
3964 (autoload 'gnus-date-get-time "gnus-util")
3965 (gnus-date-get-time (mail-header-date message-reply-headers)))))
3968 (when (stringp name)
3969 ;; Guess first name and last name:
3970 (cond ((string-match
3971 "\\`\\(\\w\\|[-.]\\)+ \\(\\w\\|[-.]\\)+\\'" name)
3972 (setq fname (nth 0 (split-string name "[ \t]+"))
3973 lname (nth 1 (split-string name "[ \t]+"))))
3975 "\\`\\(\\w\\|[-.]\\)+, \\(\\w\\|[-.]\\)+\\'" name)
3976 (setq fname (nth 1 (split-string name "[ \t,]+"))
3977 lname (nth 0 (split-string name "[ \t,]+"))))
3979 "\\`\\(\\w\\|[-.]\\)+\\'" name)
3982 ;; The following letters are not used in `format-time-string':
3983 (push ?E lst) (push "<E>" lst)
3984 (push ?F lst) (push fname lst)
3985 ;; We might want to use "" instead of "<X>" later.
3986 (push ?J lst) (push "<J>" lst)
3987 (push ?K lst) (push "<K>" lst)
3988 (push ?L lst) (push lname lst)
3989 (push ?N lst) (push name-or-net lst)
3990 (push ?O lst) (push "<O>" lst)
3991 (push ?P lst) (push "<P>" lst)
3992 (push ?Q lst) (push "<Q>" lst)
3993 (push ?f lst) (push from lst)
3994 (push ?i lst) (push "<i>" lst)
3995 (push ?n lst) (push net lst)
3996 (push ?o lst) (push "<o>" lst)
3997 (push ?q lst) (push "<q>" lst)
3998 (push ?t lst) (push "<t>" lst)
3999 (push ?v lst) (push "<v>" lst)
4000 ;; Delegate the rest to `format-time-string':
4002 (when (and (not (memq i lst))
4007 (push (condition-case nil
4008 (format-time-string (format "%%%c" i) replydate)
4009 (error (format ">%c<" i)))
4013 (spec (apply 'format-spec-make flist)))
4014 (insert (format-spec message-citation-line-format spec)))
4017 (defun message-cite-original-without-signature ()
4018 "Cite function in the standard Message manner.
4019 This function strips off the signature from the original message."
4020 (message-cite-original-1 t))
4022 (defun message-insert-citation-line ()
4023 "Insert a simple citation line."
4024 (when message-reply-headers
4025 (insert (mail-header-from message-reply-headers) " writes:")
4029 (defun message-position-on-field (header &rest afters)
4030 (let ((case-fold-search t))
4033 (goto-char (point-min))
4036 (concat "^" (regexp-quote mail-header-separator) "$"))
4037 (match-beginning 0)))
4038 (goto-char (point-min))
4039 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
4041 (re-search-forward "^[^ \t]" nil 'move)
4043 (skip-chars-backward "\n")
4046 (not (re-search-forward
4047 (concat "^" (regexp-quote (car afters)) ":")
4051 (re-search-forward "^[^ \t]" nil 'move)
4052 (beginning-of-line))
4053 (insert header ": \n")
4057 (defun message-remove-signature ()
4058 "Remove the signature from the text between point and mark.
4059 The text will also be indented the normal way."
4061 (let ((start (point))
4063 (if (not (re-search-forward message-signature-separator (mark t) t))
4064 ;; No signature here, so we just indent the cited text.
4065 (message-indent-citation)
4066 ;; Find the last non-empty line.
4068 (while (looking-at "[ \t]*$")
4071 (setq mark (set-marker (make-marker) (point)))
4073 (message-indent-citation)
4074 ;; Enable undoing the deletion.
4076 (delete-region mark (mark t))
4077 (set-marker mark nil)))))
4082 ;;; Sending messages
4085 (defun message-send-and-exit (&optional arg)
4086 "Send message like `message-send', then, if no errors, exit from mail buffer.
4087 The usage of ARG is defined by the instance that called Message.
4088 It should typically alter the sending method in some way or other."
4090 (let ((buf (current-buffer))
4091 (actions message-exit-actions))
4092 (when (and (message-send arg)
4095 (if message-kill-buffer-on-exit
4097 (message-do-actions actions)
4100 (defun message-dont-send ()
4101 "Don't send the message you have been editing.
4102 Instead, just auto-save the buffer and then bury it."
4104 (set-buffer-modified-p t)
4106 (let ((actions message-postpone-actions))
4107 (message-bury (current-buffer))
4108 (message-do-actions actions)))
4110 (defun message-kill-buffer ()
4111 "Kill the current buffer."
4113 (when (or (not (buffer-modified-p))
4114 (not message-kill-buffer-query)
4115 (yes-or-no-p "Message modified; kill anyway? "))
4116 (let ((actions message-kill-actions)
4117 (draft-article message-draft-article)
4118 (auto-save-file-name buffer-auto-save-file-name)
4119 (file-name buffer-file-name)
4120 (modified (buffer-modified-p)))
4121 (setq buffer-file-name nil)
4122 (kill-buffer (current-buffer))
4123 (when (and (or (and auto-save-file-name
4124 (file-exists-p auto-save-file-name))
4126 (file-exists-p file-name)))
4128 ;; If the message buffer has lived in a dedicated window,
4129 ;; `kill-buffer' has killed the frame. Thus the
4130 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
4131 ;; that the user can see the question by raising the
4134 (yes-or-no-p (format "Remove the backup file%s? "
4135 (if modified " too" "")))))
4137 (delete-file auto-save-file-name))
4138 (let ((message-draft-article draft-article))
4139 (message-disassociate-draft)))
4140 (message-do-actions actions))))
4142 (defun message-bury (buffer)
4143 "Bury this mail BUFFER."
4144 (if message-return-action
4146 (bury-buffer buffer)
4147 (apply (car message-return-action) (cdr message-return-action)))
4148 (with-current-buffer buffer (bury-buffer))))
4150 (defun message-send (&optional arg)
4151 "Send the message in the current buffer.
4152 If `message-interactive' is non-nil, wait for success indication or
4153 error messages, and inform user.
4154 Otherwise any failure is reported in a message back to the user from
4156 The usage of ARG is defined by the instance that called Message.
4157 It should typically alter the sending method in some way or other."
4159 ;; Make it possible to undo the coming changes.
4161 (let ((inhibit-read-only t))
4162 (put-text-property (point-min) (point-max) 'read-only nil))
4163 (message-fix-before-sending)
4164 (run-hooks 'message-send-hook)
4165 (when message-confirm-send
4166 (or (y-or-n-p "Send message? ")
4168 (message message-sending-message)
4169 (let ((alist message-send-method-alist)
4171 elem sent dont-barf-on-no-method
4172 (message-options message-options))
4173 (message-options-set-recipient)
4175 (setq elem (pop alist)))
4176 (when (funcall (cadr elem))
4177 (when (and (or (not (memq (car elem)
4178 message-sent-message-via))
4179 (message-fetch-field "supersedes")
4180 (if (or (message-gnksa-enable-p 'multiple-copies)
4181 (not (eq (car elem) 'news)))
4184 "Already sent message via %s; resend? "
4186 (error "Denied posting -- multiple copies")))
4187 (setq success (funcall (caddr elem) arg)))
4191 (let ((fcc (message-fetch-field "Fcc"))
4192 (gcc (message-fetch-field "Gcc")))
4194 (or (eq message-allow-no-recipients 'always)
4195 (and (not (eq message-allow-no-recipients 'never))
4196 (setq dont-barf-on-no-method
4198 (format "No receiver, perform %s anyway? "
4199 (cond ((and fcc gcc) "Fcc and Gcc")
4202 (error "No methods specified to send by"))
4203 (when (or dont-barf-on-no-method
4207 (run-hooks 'message-sent-hook))
4208 (message "Sending...done")
4209 ;; Do ecomplete address snarfing.
4210 (when (and (message-mail-alias-type-p 'ecomplete)
4211 (not message-inhibit-ecomplete))
4212 (message-put-addresses-in-ecomplete))
4213 ;; Mark the buffer as unmodified and delete auto-save.
4214 (set-buffer-modified-p nil)
4215 (delete-auto-save-file-if-necessary t)
4216 (message-disassociate-draft)
4217 ;; Delete other mail buffers and stuff.
4218 (message-do-send-housekeeping)
4219 (message-do-actions message-send-actions)
4223 (defun message-send-via-mail (arg)
4224 "Send the current message via mail."
4225 (message-send-mail arg))
4227 (defun message-send-via-news (arg)
4228 "Send the current message via news."
4229 (funcall message-send-news-function arg))
4231 (defmacro message-check (type &rest forms)
4232 "Eval FORMS if TYPE is to be checked."
4233 `(or (message-check-element ,type)
4237 (put 'message-check 'lisp-indent-function 1)
4238 (put 'message-check 'edebug-form-spec '(form body))
4240 (defun message-text-with-property (prop &optional start end reverse)
4241 "Return a list of start and end positions where the text has PROP.
4242 START and END bound the search, they default to `point-min' and
4243 `point-max' respectively. If REVERSE is non-nil, find text which does
4246 (setq start (point-min)))
4248 (setq end (point-max)))
4252 (setq start (text-property-any start end prop nil)))
4253 (setq next (next-single-property-change start prop nil end))
4254 (push (cons start (or next end)) regions)
4257 (or (get-text-property start prop)
4258 (and (setq start (next-single-property-change
4259 start prop nil end))
4260 (get-text-property start prop))))
4261 (setq next (text-property-any start end prop nil))
4262 (push (cons start (or next end)) regions)
4264 (nreverse regions)))
4266 (defcustom message-bogus-addresses
4267 '("noreply" "nospam" "invalid" "@@" "[^[:ascii:]].*@" "[ \t]")
4268 "List of regexps of potentially bogus mail addresses.
4269 See `message-check-recipients' how to setup checking.
4271 This list should make it possible to catch typos or warn about
4272 spam-trap addresses. It doesn't aim to verify strict RFC
4274 :version "23.1" ;; No Gnus
4275 :group 'message-headers
4277 (const :tag "None" nil)
4283 (const :tag "duplicate @" "@@")
4284 (const :tag "non-ascii local part" "[^[:ascii:]].*@")
4285 ;; Already caught by `message-valid-fqdn-regexp'
4286 ;; (const :tag "`_' in domain part" "@.*_")
4287 (const :tag "whitespace" "[ \t]"))
4292 (defun message-fix-before-sending ()
4293 "Do various things to make the message nice before sending it."
4294 ;; Make sure there's a newline at the end of the message.
4295 (goto-char (point-max))
4298 ;; Make the hidden headers visible.
4300 ;; Sort headers before sending the message.
4301 (message-sort-headers)
4302 ;; Make invisible text visible.
4303 ;; It doesn't seem as if this is useful, since the invisible property
4304 ;; is clobbered by an after-change hook anyhow.
4305 (message-check 'invisible-text
4306 (let ((regions (message-text-with-property 'invisible))
4310 (setq from (caar regions)
4312 regions (cdr regions))
4313 (put-text-property from to 'invisible nil)
4314 (message-overlay-put (message-make-overlay from to)
4316 (unless (yes-or-no-p
4317 "Invisible text found and made visible; continue sending? ")
4318 (error "Invisible text found and made visible")))))
4319 (message-check 'illegible-text
4320 (let (char found choice nul-chars)
4322 (setq nul-chars (save-excursion
4323 (search-forward "\000" nil t)))
4325 (skip-chars-forward mm-7bit-chars)
4326 (when (get-text-property (point) 'no-illegible-text)
4327 ;; There is a signed or encrypted raw message part
4328 ;; that is considered to be safe.
4329 (goto-char (or (next-single-property-change
4330 (point) 'no-illegible-text)
4332 (setq char (char-after)))
4333 (when (or (< (mm-char-int char) 128)
4334 (and (mm-multibyte-p)
4335 (memq (char-charset char)
4336 '(eight-bit-control eight-bit-graphic
4337 ;; Emacs 23, Bug#1770:
4340 (not (get-text-property
4341 (point) 'untranslated-utf-8))))
4342 (message-overlay-put (message-make-overlay (point) (1+ (point)))
4348 (gnus-multiple-choice
4350 "NUL characters found, which may cause problems. Continue sending?"
4351 "Non-printable characters found. Continue sending?")
4352 `((?d "Remove non-printable characters and send")
4354 "Replace non-printable characters with \"%s\" and send"
4355 message-replacement-char))
4356 (?s "Send as is without removing anything")
4357 (?e "Continue editing"))))
4359 (error "Non-printable characters"))
4361 (skip-chars-forward mm-7bit-chars)
4363 (when (let ((char (char-after)))
4364 (or (< (mm-char-int char) 128)
4365 (and (mm-multibyte-p)
4366 ;; FIXME: Wrong for Emacs 23 (unicode) and for
4367 ;; things like undecodable utf-8 (in Emacs 21?).
4368 ;; Should at least use find-coding-systems-region.
4370 (memq (char-charset char)
4371 '(eight-bit-control eight-bit-graphic
4372 ;; Emacs 23, Bug#1770:
4375 (not (get-text-property
4376 (point) 'untranslated-utf-8)))))
4378 (message-kill-all-overlays)
4380 (when (eq choice ?r)
4381 (insert message-replacement-char))))
4383 (skip-chars-forward mm-7bit-chars)))))
4384 (message-check 'bogus-recipient
4385 ;; Warn before sending a mail to an invalid address.
4386 (message-check-recipients)))
4388 (defun message-bogus-recipient-p (recipients)
4389 "Check if a mail address in RECIPIENTS looks bogus.
4391 RECIPIENTS is a mail header. Return a list of potentially bogus
4392 addresses. If none is found, return nil.
4394 An address might be bogus if the domain part is not fully
4395 qualified, see `message-valid-fqdn-regexp', or if there's a
4396 matching entry in `message-bogus-addresses'."
4397 ;; FIXME: How about "foo@subdomain", when the MTA adds ".domain.tld"?
4399 (mapc (lambda (address)
4400 (setq address (or (cadr address) ""))
4402 (or (string= "" address)
4405 (not (string-match "@" address))
4408 message-valid-fqdn-regexp "\\)\\'") address)))
4409 (and message-bogus-addresses
4411 (if (listp message-bogus-addresses)
4412 (mapconcat 'identity
4413 message-bogus-addresses
4415 message-bogus-addresses)))
4416 (string-match re address))))
4417 (push address found)))
4419 (mail-extract-address-components recipients t))
4422 (defun message-check-recipients ()
4423 "Warn before composing or sending a mail to an invalid address.
4425 This function could be useful in `message-setup-hook'."
4428 (message-narrow-to-headers)
4429 (dolist (hdr '("To" "Cc" "Bcc"))
4430 (let ((addr (message-fetch-field hdr)))
4431 (when (stringp addr)
4432 (dolist (bog (message-bogus-recipient-p addr))
4436 "Address `%s'%s might be bogus. Continue? "
4438 ;; If the encoded version of the email address
4439 ;; is different from the unencoded version,
4440 ;; then we likely have invisible characters or
4441 ;; the like. Display the encoded version,
4443 (let ((encoded (rfc2047-encode-string bog)))
4444 (if (string= encoded bog)
4446 (format " (%s)" encoded))))))
4447 (error "Bogus address"))))))))
4449 (custom-add-option 'message-setup-hook 'message-check-recipients)
4451 (defun message-add-action (action &rest types)
4452 "Add ACTION to be performed when doing an exit of type TYPES."
4454 (add-to-list (intern (format "message-%s-actions" (pop types)))
4457 (defun message-delete-action (action &rest types)
4458 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
4461 (set (setq var (intern (format "message-%s-actions" (pop types))))
4462 (delq action (symbol-value var))))))
4464 (defun message-do-actions (actions)
4465 "Perform all actions in ACTIONS."
4466 ;; Now perform actions on successful sending.
4467 (dolist (action actions)
4470 ;; A simple function.
4473 ;; Something to be evalled.
4477 (defun message-send-mail-partially ()
4478 "Send mail as message/partial."
4479 ;; replace the header delimiter with a blank line
4480 (goto-char (point-min))
4482 (concat "^" (regexp-quote mail-header-separator) "\n"))
4483 (replace-match "\n")
4484 (run-hooks 'message-send-mail-hook)
4485 (let ((p (goto-char (point-min)))
4486 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
4487 (curbuf (current-buffer))
4488 (id (message-make-message-id)) (n 1)
4491 (if (< (point-max) (+ p message-send-mail-partially-limit))
4492 (goto-char (point-max))
4493 (goto-char (+ p message-send-mail-partially-limit))
4495 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
4498 (setq total (length plist))
4499 (push (point-max) plist)
4500 (setq plist (nreverse plist))
4503 (setq p (pop plist))
4506 (copy-to-buffer tembuf p (car plist))
4508 (goto-char (point-min))
4511 (goto-char (point-min))
4512 (narrow-to-region (point) (point))
4515 (setq header (buffer-substring (point-min) (point)))
4516 (goto-char (point-min))
4517 (narrow-to-region (point) (point))
4519 (message-remove-header "Mime-Version")
4520 (message-remove-header "Content-Type")
4521 (message-remove-header "Content-Transfer-Encoding")
4522 (message-remove-header "Message-ID")
4523 (message-remove-header "Lines")
4524 (goto-char (point-max))
4525 (insert "Mime-Version: 1.0\n")
4526 (setq header (buffer-string)))
4527 (goto-char (point-max))
4528 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
4531 (let ((mail-header-separator ""))
4532 (when (memq 'Message-ID message-required-mail-headers)
4533 (insert "Message-ID: " (message-make-message-id) "\n"))
4534 (when (memq 'Lines message-required-mail-headers)
4535 (insert "Lines: " (message-make-lines) "\n"))
4536 (message-goto-subject)
4538 (insert (format " (%d/%d)" n total))
4540 (if message-send-mail-real-function
4541 (funcall message-send-mail-real-function)
4542 (message-multi-smtp-send-mail)))
4544 (setq p (pop plist))
4546 (kill-buffer tembuf))))
4548 (declare-function hashcash-wait-async "hashcash" (&optional buffer))
4550 (defun message-send-mail (&optional arg)
4551 (require 'mail-utils)
4552 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
4553 (case-fold-search nil)
4554 (news (message-news-p))
4555 (mailbuf (current-buffer))
4556 (message-this-is-mail t)
4557 ;; gnus-setup-posting-charset is autoloaded in mml.el (FIXME
4558 ;; maybe it should not be), which this file requires. Hence
4559 ;; the fboundp test is always true. Loading it from gnus-msg
4560 ;; loads many Gnus files (Bug#5642). If
4561 ;; gnus-group-posting-charset-alist hasn't been customized,
4562 ;; this is just going to return nil anyway. FIXME it would
4563 ;; be good to improve this further, because even if g-g-p-c-a
4564 ;; has been customized, that is likely to just be for news.
4565 ;; Eg either move the definition from gnus-msg, or separate out
4566 ;; the mail and news parts.
4567 (message-posting-charset
4568 (if (and (fboundp 'gnus-setup-posting-charset)
4569 (boundp 'gnus-group-posting-charset-alist))
4570 (gnus-setup-posting-charset nil)
4571 message-posting-charset))
4572 (headers message-required-mail-headers)
4574 (when (and message-generate-hashcash
4575 (not (eq message-generate-hashcash 'opportunistic)))
4576 (message "Generating hashcash...")
4578 ;; Wait for calculations already started to finish...
4579 (hashcash-wait-async)
4580 ;; ...and do calculations not already done. mail-add-payment
4581 ;; will leave existing X-Hashcash headers alone.
4583 (message "Generating hashcash...done"))
4585 (message-narrow-to-headers)
4586 ;; Generate the Mail-Followup-To header if the header is not there...
4587 (if (and (message-subscribed-p)
4588 (not (mail-fetch-field "mail-followup-to")))
4591 (cons "Mail-Followup-To" (message-make-mail-followup-to))
4592 message-required-mail-headers))
4593 ;; otherwise, delete the MFT header if the field is empty
4594 (when (equal "" (mail-fetch-field "mail-followup-to"))
4595 (message-remove-header "^Mail-Followup-To:")))
4596 ;; Insert some headers.
4597 (let ((message-deletable-headers
4598 (if news nil message-deletable-headers)))
4599 (message-generate-headers headers))
4600 ;; Check continuation headers.
4601 (message-check 'continuation-headers
4602 (goto-char (point-min))
4603 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4604 (goto-char (match-beginning 0))
4605 (if (y-or-n-p "Fix continuation lines? ")
4608 (unless (y-or-n-p "Send anyway? ")
4609 (error "Failed to send the message")))))
4610 ;; Let the user do all of the above.
4611 (run-hooks 'message-header-hook))
4612 (setq options message-options)
4614 (with-current-buffer tembuf
4616 (setq message-options options)
4617 ;; Avoid copying text props (except hard newlines).
4618 (insert (with-current-buffer mailbuf
4619 (mml-buffer-substring-no-properties-except-hard-newlines
4620 (point-min) (point-max))))
4621 ;; Remove some headers.
4622 (message-encode-message-body)
4624 (message-narrow-to-headers)
4625 ;; We (re)generate the Lines header.
4626 (when (memq 'Lines message-required-mail-headers)
4627 (message-generate-headers '(Lines)))
4628 ;; Remove some headers.
4629 (message-remove-header message-ignored-mail-headers t)
4630 (let ((mail-parse-charset message-default-charset))
4631 (mail-encode-encoded-word-buffer)))
4632 (goto-char (point-max))
4633 ;; require one newline at the end.
4634 (or (= (preceding-char) ?\n)
4636 (message-cleanup-headers)
4637 ;; FIXME: we're inserting the courtesy copy after encoding.
4638 ;; This is wrong if the courtesy copy string contains
4639 ;; non-ASCII characters. -- jh
4642 (message-narrow-to-headers)
4644 (not (message-fetch-field "List-Post"))
4645 (not (message-fetch-field "List-ID"))
4646 (or (message-fetch-field "cc")
4647 (message-fetch-field "bcc")
4648 (message-fetch-field "to"))
4649 (let ((content-type (message-fetch-field
4654 (string= "text/plain"
4656 (mail-header-parse-content-type
4660 (message-fetch-field
4661 "content-transfer-encoding")))))))
4662 (message-insert-courtesy-copy
4663 (with-current-buffer mailbuf
4664 message-courtesy-message)))
4665 ;; Let's make sure we encoded all the body.
4666 (assert (save-excursion
4667 (goto-char (point-min))
4668 (not (re-search-forward "[^\000-\377]" nil t))))
4669 (mm-disable-multibyte)
4670 (if (or (not message-send-mail-partially-limit)
4671 (< (buffer-size) message-send-mail-partially-limit)
4672 (not (message-y-or-n-p
4673 "The message size is too large, split? "
4677 (/ (buffer-size) 1000) "KB, is too large.
4679 Some mail gateways (MTA's) bounce large messages. To avoid the
4680 problem, answer `y', and the message will be split into several
4681 smaller pieces, the size of each is about "
4682 (/ message-send-mail-partially-limit 1000)
4686 However, some mail readers (MUA's) can't read split messages, i.e.,
4687 mails in message/partially format. Answer `n', and the message will be
4690 The size limit is controlled by `message-send-mail-partially-limit'.
4691 If you always want Gnus to send messages in one piece, set
4692 `message-send-mail-partially-limit' to nil.
4695 (message "Sending via mail...")
4696 (if message-send-mail-real-function
4697 (funcall message-send-mail-real-function)
4698 (message-multi-smtp-send-mail)))
4699 (message-send-mail-partially))
4700 (setq options message-options))
4701 (kill-buffer tembuf))
4702 (set-buffer mailbuf)
4703 (setq message-options options)
4704 (push 'mail message-sent-message-via)))
4706 (defvar sendmail-program)
4707 (defvar smtpmail-smtp-user)
4709 (defun message-multi-smtp-send-mail ()
4710 "Send the current buffer to `message-send-mail-function'.
4711 Or, if there's a header that specifies a different method, use
4713 (let ((method (message-field-value "X-Message-SMTP-Method")))
4715 (funcall message-send-mail-function)
4716 (message-remove-header "X-Message-SMTP-Method")
4717 (setq method (split-string method))
4719 ((equal (car method) "sendmail")
4720 (message-send-mail-with-sendmail))
4721 ((equal (car method) "smtp")
4723 (let ((smtpmail-smtp-server (nth 1 method))
4724 (smtpmail-smtp-service (nth 2 method))
4725 (smtpmail-smtp-user (or (nth 3 method) smtpmail-smtp-user)))
4726 (message-smtpmail-send-it)))
4728 (error "Unknown method %s" method))))))
4730 (defun message-send-mail-with-sendmail ()
4731 "Send off the prepared buffer with sendmail."
4733 (let ((errbuf (if message-interactive
4734 (message-generate-new-buffer-clone-locals
4737 resend-to-addresses delimline)
4740 (let ((case-fold-search t))
4742 (message-narrow-to-headers)
4743 (setq resend-to-addresses (message-fetch-field "resent-to")))
4744 ;; Change header-delimiter to be what sendmail expects.
4745 (goto-char (point-min))
4747 (concat "^" (regexp-quote mail-header-separator) "\n"))
4748 (replace-match "\n")
4750 (setq delimline (point-marker))
4751 (run-hooks 'message-send-mail-hook)
4752 ;; Insert an extra newline if we need it to work around
4753 ;; Sun's bug that swallows newlines.
4754 (goto-char (1+ delimline))
4755 (when (eval message-mailer-swallows-blank-line)
4757 (when message-interactive
4758 (with-current-buffer errbuf
4760 (let* ((default-directory "/")
4761 (coding-system-for-write message-send-coding-system)
4763 'call-process-region
4765 (list (point-min) (point-max) sendmail-program
4766 nil errbuf nil "-oi")
4767 message-sendmail-extra-arguments
4768 ;; Always specify who from,
4769 ;; since some systems have broken sendmails.
4770 ;; But some systems are more broken with -f, so
4771 ;; we'll let users override this.
4772 (and (null message-sendmail-f-is-evil)
4773 (list "-f" (message-sendmail-envelope-from)))
4774 ;; These mean "report errors by mail"
4775 ;; and "deliver in background".
4776 (if (null message-interactive) '("-oem" "-odb"))
4777 ;; Get the addresses from the message
4778 ;; unless this is a resend.
4779 ;; We must not do that for a resend
4780 ;; because we would find the original addresses.
4781 ;; For a resend, include the specific addresses.
4782 (if resend-to-addresses
4783 (list resend-to-addresses)
4785 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
4786 (if errbuf (pop-to-buffer errbuf))
4787 (error "Sending...failed with exit value %d" cpr)))
4788 (when message-interactive
4789 (with-current-buffer errbuf
4790 (goto-char (point-min))
4791 (while (re-search-forward "\n+ *" nil t)
4792 (replace-match "; "))
4793 (if (not (zerop (buffer-size)))
4794 (error "Sending...failed to %s"
4795 (buffer-string))))))
4796 (when (bufferp errbuf)
4797 (kill-buffer errbuf)))))
4799 (defun message-send-mail-with-qmail ()
4800 "Pass the prepared message buffer to qmail-inject.
4801 Refer to the documentation for the variable `message-send-mail-function'
4802 to find out how to use this."
4803 ;; replace the header delimiter with a blank line
4804 (goto-char (point-min))
4806 (concat "^" (regexp-quote mail-header-separator) "\n"))
4807 (replace-match "\n")
4808 (run-hooks 'message-send-mail-hook)
4811 (let ((coding-system-for-write message-send-coding-system))
4813 'call-process-region (point-min) (point-max)
4814 message-qmail-inject-program nil nil nil
4815 ;; qmail-inject's default behavior is to look for addresses on the
4816 ;; command line; if there're none, it scans the headers.
4817 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4819 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4820 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4821 ;; message from stdin.
4823 ;; qmail also has the advantage of not having been raped by
4824 ;; various vendors, so we don't have to allow for that, either --
4825 ;; compare this with message-send-mail-with-sendmail and weep
4826 ;; for sendmail's lost innocence.
4828 ;; all this is way cool coz it lets us keep the arguments entirely
4829 ;; free for -inject-arguments -- a big win for the user and for us
4830 ;; since we don't have to play that double-guessing game and the user
4831 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4832 (if (functionp message-qmail-inject-args)
4833 (funcall message-qmail-inject-args)
4834 message-qmail-inject-args)))
4835 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4836 ;; we have to look at the retval instead
4838 (100 (error "qmail-inject reported permanent failure"))
4839 (111 (error "qmail-inject reported transient failure"))
4840 ;; should never happen
4841 (t (error "qmail-inject reported unknown failure"))))
4843 (defvar mh-previous-window-config)
4845 (defun message-send-mail-with-mh ()
4846 "Send the prepared message buffer with mh."
4847 (let ((mh-previous-window-config nil)
4848 (name (mh-new-draft-name)))
4849 (setq buffer-file-name name)
4850 ;; MH wants to generate these headers itself.
4851 (when message-mh-deletable-headers
4852 (let ((headers message-mh-deletable-headers))
4854 (goto-char (point-min))
4855 (and (re-search-forward
4856 (concat "^" (symbol-name (car headers)) ": *") nil t)
4857 (message-delete-line))
4859 (run-hooks 'message-send-mail-hook)
4860 ;; Pass it on to mh.
4863 (defun message-smtpmail-send-it ()
4864 "Send the prepared message buffer with `smtpmail-send-it'.
4865 The only difference from `smtpmail-send-it' is that this command
4866 evaluates `message-send-mail-hook' just before sending a message.
4867 It is useful if your ISP requires the POP-before-SMTP
4868 authentication. See the Gnus manual for details."
4869 (run-hooks 'message-send-mail-hook)
4872 (defun message-send-mail-with-mailclient ()
4873 "Send the prepared message buffer with `mailclient-send-it'.
4874 The only difference from `mailclient-send-it' is that this
4875 command evaluates `message-send-mail-hook' just before sending a message."
4876 (run-hooks 'message-send-mail-hook)
4877 (mailclient-send-it))
4879 (defun message-canlock-generate ()
4880 "Return a string that is non-trivial to guess.
4881 Do not use this for anything important, it is cryptographically weak."
4883 (let (sha1-maximum-internal-length)
4884 (sha1 (concat (message-unique-id)
4885 (format "%x%x%x" (random)
4886 (progn (random t) (random))
4888 (prin1-to-string (recent-keys))
4889 (prin1-to-string (garbage-collect))))))
4891 (defvar canlock-password)
4892 (defvar canlock-password-for-verify)
4894 (defun message-canlock-password ()
4895 "The password used by message for cancel locks.
4896 This is the value of `canlock-password', if that option is non-nil.
4897 Otherwise, generate and save a value for `canlock-password' first."
4899 (unless canlock-password
4900 (customize-save-variable 'canlock-password (message-canlock-generate))
4901 (setq canlock-password-for-verify canlock-password))
4904 (defun message-insert-canlock ()
4905 (when message-insert-canlock
4906 (message-canlock-password)
4907 (canlock-insert-header)))
4909 (autoload 'nnheader-get-report "nnheader")
4911 (declare-function gnus-setup-posting-charset "gnus-msg" (group))
4913 (defun message-send-news (&optional arg)
4915 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4916 (case-fold-search nil)
4917 (method (if (functionp message-post-method)
4918 (funcall message-post-method arg)
4919 message-post-method))
4920 (newsgroups-field (save-restriction
4921 (message-narrow-to-headers-or-head)
4922 (message-fetch-field "Newsgroups")))
4923 (followup-field (save-restriction
4924 (message-narrow-to-headers-or-head)
4925 (message-fetch-field "Followup-To")))
4926 ;; BUG: We really need to get the charset for each name in the
4927 ;; Newsgroups and Followup-To lines to allow crossposting
4928 ;; between group names with incompatible character sets.
4929 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4930 (group-field-charset
4931 (gnus-group-name-charset method newsgroups-field))
4932 (followup-field-charset
4933 (gnus-group-name-charset method (or followup-field "")))
4934 (rfc2047-header-encoding-alist
4935 (append (when group-field-charset
4936 (list (cons "Newsgroups" group-field-charset)))
4937 (when followup-field-charset
4938 (list (cons "Followup-To" followup-field-charset)))
4939 rfc2047-header-encoding-alist))
4940 (messbuf (current-buffer))
4941 (message-syntax-checks
4943 (listp message-syntax-checks))
4944 (cons '(existing-newsgroups . disabled)
4945 message-syntax-checks)
4946 message-syntax-checks))
4947 (message-this-is-news t)
4948 (message-posting-charset
4949 (gnus-setup-posting-charset newsgroups-field))
4951 (if (not (message-check-news-body-syntax))
4954 (message-narrow-to-headers)
4955 ;; Insert some headers.
4956 (message-generate-headers message-required-news-headers)
4957 (message-insert-canlock)
4958 ;; Let the user do all of the above.
4959 (run-hooks 'message-header-hook))
4960 ;; Note: This check will be disabled by the ".*" default value for
4961 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4962 (when (and group-field-charset
4963 (listp message-syntax-checks))
4964 (setq message-syntax-checks
4965 (cons '(valid-newsgroups . disabled)
4966 message-syntax-checks)))
4967 (message-cleanup-headers)
4968 (if (not (let ((message-post-method method))
4969 (message-check-news-syntax)))
4972 (with-current-buffer tembuf
4973 (buffer-disable-undo)
4975 ;; Avoid copying text props (except hard newlines).
4977 (with-current-buffer messbuf
4978 (mml-buffer-substring-no-properties-except-hard-newlines
4979 (point-min) (point-max))))
4980 (message-encode-message-body)
4981 ;; Remove some headers.
4983 (message-narrow-to-headers)
4984 ;; We (re)generate the Lines header.
4985 (when (memq 'Lines message-required-mail-headers)
4986 (message-generate-headers '(Lines)))
4987 ;; Remove some headers.
4988 (message-remove-header message-ignored-news-headers t)
4989 (let ((mail-parse-charset message-default-charset))
4990 (mail-encode-encoded-word-buffer)))
4991 (goto-char (point-max))
4992 ;; require one newline at the end.
4993 (or (= (preceding-char) ?\n)
4995 (let ((case-fold-search t))
4996 ;; Remove the delimiter.
4997 (goto-char (point-min))
4999 (concat "^" (regexp-quote mail-header-separator) "\n"))
5000 (replace-match "\n")
5002 (run-hooks 'message-send-news-hook)
5003 (gnus-open-server method)
5004 (message "Sending news via %s..." (gnus-server-string method))
5005 (setq result (let ((mail-header-separator ""))
5006 (gnus-request-post method))))
5007 (kill-buffer tembuf))
5008 (set-buffer messbuf)
5010 (push 'news message-sent-message-via)
5011 (message "Couldn't send message via news: %s"
5012 (nnheader-get-report (car method)))
5016 ;;; Header generation & syntax checking.
5019 (defun message-check-element (type)
5020 "Return non-nil if this TYPE is not to be checked."
5021 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
5023 (let ((able (assq type message-syntax-checks)))
5025 (eq (cdr able) 'disabled)))))
5027 (defun message-check-news-syntax ()
5028 "Check the syntax of the message."
5032 ;; We narrow to the headers and check them first.
5035 (message-narrow-to-headers)
5036 (message-check-news-header-syntax))))))
5038 (defun message-check-news-header-syntax ()
5040 ;; Check Newsgroups header.
5041 (message-check 'newsgroups
5042 (let ((group (message-fetch-field "newsgroups")))
5045 (not (string-match "\\`[ \t]*\\'" group)))
5048 "The newsgroups field is empty or missing. Posting is denied.")))))
5049 ;; Check the Subject header.
5050 (message-check 'subject
5051 (let* ((case-fold-search t)
5052 (subject (message-fetch-field "subject")))
5055 (not (string-match "\\`[ \t]*\\'" subject)))
5058 "The subject field is empty or missing. Posting is denied.")))))
5059 ;; Check for commands in Subject.
5060 (message-check 'subject-cmsg
5061 (if (string-match "^cmsg " (message-fetch-field "subject"))
5063 "The control code \"cmsg\" is in the subject. Really post? ")
5065 ;; Check long header lines.
5066 (message-check 'long-header-lines
5070 (while (and (not found)
5071 (re-search-forward "^\\([^ \t:]+\\): " nil t))
5072 (if (> (- (point) (match-beginning 0)) 998)
5074 length (- (point) (match-beginning 0)))
5075 (setq header (match-string-no-properties 1)))
5078 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
5081 ;; Check for multiple identical headers.
5082 (message-check 'multiple-headers
5084 (while (and (not found)
5085 (re-search-forward "^[^ \t:]+: " nil t))
5087 (or (re-search-forward
5092 (match-beginning 0) (- (match-end 0) 2))))
5097 (y-or-n-p (format "Multiple %s headers. Really post? " found))
5099 ;; Check for Version and Sendsys.
5100 (message-check 'sendsys
5101 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
5103 (format "The article contains a %s command. Really post? "
5104 (buffer-substring (match-beginning 0)
5105 (1- (match-end 0)))))
5107 ;; See whether we can shorten Followup-To.
5108 (message-check 'shorten-followup-to
5109 (let ((newsgroups (message-fetch-field "newsgroups"))
5110 (followup-to (message-fetch-field "followup-to"))
5112 (when (and newsgroups
5113 (string-match "," newsgroups)
5118 (setq to (completing-read
5119 "Followups to (default no Followup-To header): "
5122 (message-tokenize-header
5124 (goto-char (point-min))
5125 (insert "Followup-To: " to "\n"))
5127 ;; Check "Shoot me".
5128 (message-check 'shoot
5129 (if (re-search-forward
5130 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
5131 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
5133 ;; Check for Approved.
5134 (message-check 'approved
5135 (if (re-search-forward "^Approved:" nil t)
5136 (y-or-n-p "The article contains an Approved header. Really post? ")
5138 ;; Check the Message-ID header.
5139 (message-check 'message-id
5140 (let* ((case-fold-search t)
5141 (message-id (message-fetch-field "message-id" t)))
5142 (or (not message-id)
5143 ;; Is there an @ in the ID?
5144 (and (string-match "@" message-id)
5145 ;; Is there a dot in the ID?
5146 (string-match "@[^.]*\\." message-id)
5147 ;; Does the ID end with a dot?
5148 (not (string-match "\\.>" message-id)))
5150 (format "The Message-ID looks strange: \"%s\". Really post? "
5152 ;; Check the Newsgroups & Followup-To headers.
5153 (message-check 'existing-newsgroups
5154 (let* ((case-fold-search t)
5155 (newsgroups (message-fetch-field "newsgroups"))
5156 (followup-to (message-fetch-field "followup-to"))
5157 (groups (message-tokenize-header
5159 (concat newsgroups "," followup-to)
5161 (post-method (if (functionp message-post-method)
5162 (funcall message-post-method)
5163 message-post-method))
5164 ;; KLUDGE to handle nnvirtual groups. Doing this right
5165 ;; would probably involve a new nnoo function.
5166 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
5167 (method (if (and (consp post-method)
5168 (eq (car post-method) 'nnvirtual)
5169 gnus-message-group-art)
5170 (let ((group (car (nnvirtual-find-group-art
5171 (car gnus-message-group-art)
5172 (cdr gnus-message-group-art)))))
5173 (gnus-find-method-for-group group))
5177 (gnus-group-name-decode
5178 (gnus-group-real-name n)
5179 (gnus-group-name-charset method n)))
5180 (gnus-groups-from-server method)))
5183 (when (and (not (equal (car groups) "poster"))
5184 (not (member (car groups) known-groups))
5185 (not (member (car groups) errors)))
5186 (push (car groups) errors))
5189 ;; Gnus is not running.
5190 ((or (not (and (boundp 'gnus-active-hashtb)
5191 gnus-active-hashtb))
5192 (not (boundp 'gnus-read-active-file)))
5194 ;; We don't have all the group names.
5195 ((and (or (not gnus-read-active-file)
5196 (eq gnus-read-active-file 'some))
5200 "Really use %s possibly unknown group%s: %s? "
5201 (if (= (length errors) 1) "this" "these")
5202 (if (= (length errors) 1) "" "s")
5203 (mapconcat 'identity errors ", "))))
5204 ;; There were no errors.
5207 ;; There are unknown groups.
5211 "Really post to %s unknown group%s: %s? "
5212 (if (= (length errors) 1) "this" "these")
5213 (if (= (length errors) 1) "" "s")
5214 (mapconcat 'identity errors ", ")))))))
5215 ;; Check continuation headers.
5216 (message-check 'continuation-headers
5217 (goto-char (point-min))
5218 (let ((do-posting t))
5219 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
5220 (goto-char (match-beginning 0))
5221 (if (y-or-n-p "Fix continuation lines? ")
5224 (unless (y-or-n-p "Send anyway? ")
5225 (setq do-posting nil))))
5227 ;; Check the Newsgroups & Followup-To headers for syntax errors.
5228 (message-check 'valid-newsgroups
5229 (let ((case-fold-search t)
5230 (headers '("Newsgroups" "Followup-To"))
5232 (while (and headers (not error))
5233 (when (setq header (mail-fetch-field (car headers)))
5237 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
5242 (not (string-match "\\.\\'\\|\\.\\." g)))
5243 (message-tokenize-header header ","))))
5250 (format "The %s header looks odd: \"%s\". Really post? "
5251 (car headers) header)))))
5252 (message-check 'repeated-newsgroups
5253 (let ((case-fold-search t)
5254 (headers '("Newsgroups" "Followup-To"))
5255 header error groups group)
5258 (when (setq header (mail-fetch-field (pop headers)))
5259 (setq groups (message-tokenize-header header ","))
5260 (while (setq group (pop groups))
5261 (when (member group groups)
5267 (format "Group %s is repeated in headers. Really post? " error)))))
5268 ;; Check the From header.
5269 (message-check 'from
5270 (let* ((case-fold-search t)
5271 (from (message-fetch-field "from"))
5275 (message "There is no From line. Posting is denied.")
5277 ((or (not (string-match
5279 (setq ad (nth 1 (mail-extract-address-components
5280 from))))) ;larsi@ifi
5281 (string-match "\\.\\." ad) ;larsi@ifi..uio
5282 (string-match "@\\." ad) ;larsi@.ifi.uio
5283 (string-match "\\.$" ad) ;larsi@ifi.uio.
5284 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5285 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
5287 "Denied posting -- the From looks strange: \"%s\"." from)
5289 ((let ((addresses (rfc822-addresses from)))
5290 ;; `rfc822-addresses' returns a string if parsing fails.
5291 (while (and (consp addresses)
5292 (not (eq (string-to-char (car addresses)) ?\()))
5293 (setq addresses (cdr addresses)))
5296 "Denied posting -- bad From address: \"%s\"." from)
5299 ;; Check the Reply-To header.
5300 (message-check 'reply-to
5301 (let* ((case-fold-search t)
5302 (reply-to (message-fetch-field "reply-to"))
5307 ((string-match "," reply-to)
5309 (format "Multiple Reply-To addresses: \"%s\". Really post? "
5311 ((or (not (string-match
5313 (setq ad (nth 1 (mail-extract-address-components
5314 reply-to))))) ;larsi@ifi
5315 (string-match "\\.\\." ad) ;larsi@ifi..uio
5316 (string-match "@\\." ad) ;larsi@.ifi.uio
5317 (string-match "\\.$" ad) ;larsi@ifi.uio.
5318 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5319 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
5322 "The Reply-To looks strange: \"%s\". Really post? "
5326 (defun message-check-news-body-syntax ()
5328 ;; Check for long lines.
5329 (message-check 'long-lines
5330 (goto-char (point-min))
5332 (concat "^" (regexp-quote mail-header-separator) "$"))
5336 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
5339 (< (- (point) p) 80)))
5340 (zerop (forward-line 1))))
5344 "You have lines longer than 79 characters. Really post? ")))
5345 ;; Check whether the article is empty.
5346 (message-check 'empty
5347 (goto-char (point-min))
5349 (concat "^" (regexp-quote mail-header-separator) "$"))
5352 (goto-char (point-max))
5353 (re-search-backward message-signature-separator nil t)
5355 (or (re-search-backward "[^ \n\t]" b t)
5356 (if (message-gnksa-enable-p 'empty-article)
5357 (y-or-n-p "Empty article. Really post? ")
5358 (message "Denied posting -- Empty article.")
5360 ;; Check for control characters.
5361 (message-check 'control-chars
5362 (if (re-search-forward
5363 (mm-string-to-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
5366 "The article contains control characters. Really post? ")
5368 ;; Check excessive size.
5369 (message-check 'size
5370 (if (> (buffer-size) 60000)
5372 (format "The article is %d octets long. Really post? "
5375 ;; Check whether any new text has been added.
5376 (message-check 'new-text
5378 (not message-checksum)
5379 (not (eq (message-checksum) message-checksum))
5380 (if (message-gnksa-enable-p 'quoted-text-only)
5382 "It looks like no new text has been added. Really post? ")
5383 (message "Denied posting -- no new text has been added.")
5385 ;; Check the length of the signature.
5386 (message-check 'signature
5387 (let (sig-start sig-end)
5388 (goto-char (point-max))
5389 (if (not (re-search-backward message-signature-separator nil t))
5391 (setq sig-start (1+ (point-at-eol)))
5393 (if (re-search-forward
5394 "<#/?\\(multipart\\|part\\|external\\|mml\\)" nil t)
5395 (- (point-at-bol) 1)
5397 (if (>= (count-lines sig-start sig-end) 5)
5398 (if (message-gnksa-enable-p 'signature)
5400 (format "Signature is excessively long (%d lines). Really post? "
5401 (count-lines sig-start sig-end)))
5402 (message "Denied posting -- Excessive signature.")
5405 ;; Ensure that text follows last quoted portion.
5406 (message-check 'quoting-style
5407 (goto-char (point-max))
5408 (let ((no-problem t))
5409 (when (search-backward-regexp "^>[^\n]*\n" nil t)
5410 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
5413 (if (message-gnksa-enable-p 'quoted-text-only)
5414 (y-or-n-p "Your text should follow quoted text. Really post? ")
5416 (goto-char (point-min))
5418 (concat "^" (regexp-quote mail-header-separator) "$"))
5419 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
5420 (y-or-n-p "Your text should follow quoted text. Really post? ")
5421 (message "Denied posting -- only quoted text.")
5424 (defun message-checksum ()
5425 "Return a \"checksum\" for the current buffer."
5428 (goto-char (point-min))
5430 (concat "^" (regexp-quote mail-header-separator) "$"))
5432 (when (not (looking-at "[ \t\n]"))
5433 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
5438 (defun message-do-fcc ()
5439 "Process Fcc headers in the current buffer."
5440 (let ((case-fold-search t)
5441 (buf (current-buffer))
5443 (mml-externalize-attachments message-fcc-externalize-attachments))
5446 (message-narrow-to-headers)
5447 (setq file (message-fetch-field "fcc" t)))
5449 (set-buffer (get-buffer-create " *message temp*"))
5451 (insert-buffer-substring buf)
5452 (message-encode-message-body)
5454 (message-narrow-to-headers)
5455 (while (setq file (message-fetch-field "fcc" t))
5457 (message-remove-header "fcc" nil t))
5458 (let ((mail-parse-charset message-default-charset)
5459 (rfc2047-header-encoding-alist
5460 (cons '("Newsgroups" . default)
5461 rfc2047-header-encoding-alist)))
5462 (mail-encode-encoded-word-buffer)))
5463 (goto-char (point-min))
5464 (when (re-search-forward
5465 (concat "^" (regexp-quote mail-header-separator) "$")
5467 (replace-match "" t t ))
5468 ;; Process FCC operations.
5470 (setq file (pop list))
5471 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
5472 ;; Pipe the article to the program in question.
5473 (call-process-region (point-min) (point-max) shell-file-name
5474 nil nil nil shell-command-switch
5475 (match-string 1 file))
5476 ;; Save the article.
5477 (setq file (expand-file-name file))
5478 (unless (file-exists-p (file-name-directory file))
5479 (make-directory (file-name-directory file) t))
5480 (if (and message-fcc-handler-function
5481 (not (eq message-fcc-handler-function 'rmail-output)))
5482 (funcall message-fcc-handler-function file)
5483 ;; FIXME this option, rmail-output (also used if
5484 ;; message-fcc-handler-function is nil) is not
5485 ;; documented anywhere AFAICS. It should work in Emacs
5486 ;; 23; I suspect it does not work in Emacs 22.
5487 ;; FIXME I don't see the need for the two different cases here.
5488 ;; mail-use-rfc822 makes no difference (in Emacs 23),and
5489 ;; the third argument just controls \"Wrote file\" message.
5490 (if (and (file-readable-p file) (mail-file-babyl-p file))
5491 (rmail-output file 1 nil t)
5492 (let ((mail-use-rfc822 t))
5493 (rmail-output file 1 t t))))))
5494 (kill-buffer (current-buffer))))))
5496 (defun message-output (filename)
5497 "Append this article to Unix/babyl mail file FILENAME."
5498 (if (or (and (file-readable-p filename)
5499 (mail-file-babyl-p filename))
5500 ;; gnus-output-to-mail does the wrong thing with live, mbox
5501 ;; Rmail buffers in Emacs 23.
5502 ;; http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=597255
5503 (let ((buff (find-buffer-visiting filename)))
5504 (and buff (with-current-buffer buff
5505 (eq major-mode 'rmail-mode)))))
5506 (gnus-output-to-rmail filename t)
5507 (gnus-output-to-mail filename t)))
5509 (defun message-cleanup-headers ()
5510 "Do various automatic cleanups of the headers."
5511 ;; Remove empty lines in the header.
5513 (message-narrow-to-headers)
5514 ;; Remove blank lines.
5515 (while (re-search-forward "^[ \t]*\n" nil t)
5516 (replace-match "" t t))
5518 ;; Correct Newsgroups and Followup-To headers: Change sequence of
5519 ;; spaces to comma and eliminate spaces around commas. Eliminate
5520 ;; embedded line breaks.
5521 (goto-char (point-min))
5522 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
5526 (if (re-search-forward "^[^ \t]" nil t)
5530 (goto-char (point-min))
5531 (while (re-search-forward "\n[ \t]+" nil t)
5532 (replace-match " " t t)) ;No line breaks (too confusing)
5533 (goto-char (point-min))
5534 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
5535 (replace-match "," t t))
5536 (goto-char (point-min))
5537 ;; Remove trailing commas.
5538 (when (re-search-forward ",+$" nil t)
5539 (replace-match "" t t))))))
5541 (defun message-make-date (&optional now)
5542 "Make a valid data header.
5543 If NOW, use that time instead."
5544 (let ((system-time-locale "C"))
5545 (format-time-string "%a, %d %b %Y %T %z" now)))
5547 (defun message-insert-expires (days)
5548 "Insert the Expires header. Expiry in DAYS days."
5549 (interactive "NExpire article in how many days? ")
5551 (message-position-on-field "Expires" "X-Draft-From")
5552 (insert (message-make-expires-date days))))
5554 (defun message-make-expires-date (days)
5555 "Make date string for the Expires header. Expiry in DAYS days.
5557 In posting styles use `(\"Expires\" (make-expires-date 30))'."
5558 (let* ((cur (decode-time (current-time)))
5559 (nday (+ days (nth 3 cur))))
5560 (setf (nth 3 cur) nday)
5561 (message-make-date (apply 'encode-time cur))))
5563 (defun message-make-message-id ()
5564 "Make a unique Message-ID."
5565 (concat "<" (message-unique-id)
5566 (let ((psubject (save-excursion (message-fetch-field "subject")))
5568 (save-excursion (message-fetch-field "supersedes"))))
5570 (and message-reply-headers
5571 (mail-header-references message-reply-headers)
5572 (mail-header-subject message-reply-headers)
5575 (message-strip-subject-re
5576 (mail-header-subject message-reply-headers))
5577 (message-strip-subject-re psubject))))
5579 (string-match "_-_@" psupersedes)))
5581 "@" (message-make-fqdn) ">"))
5583 (defvar message-unique-id-char nil)
5585 ;; If you ever change this function, make sure the new version
5586 ;; cannot generate IDs that the old version could.
5587 ;; You might for example insert a "." somewhere (not next to another dot
5588 ;; or string boundary), or modify the "fsf" string.
5589 (defun message-unique-id ()
5591 ;; Don't use microseconds from (current-time), they may be unsupported.
5592 ;; Instead we use this randomly inited counter.
5593 (setq message-unique-id-char
5594 (% (1+ (or message-unique-id-char
5595 (logand (random most-positive-fixnum) (1- (lsh 1 20)))))
5596 ;; (current-time) returns 16-bit ints,
5597 ;; and 2^16*25 just fits into 4 digits i base 36.
5599 (let ((tm (current-time)))
5601 (if (or (eq system-type 'ms-dos)
5602 ;; message-number-base36 doesn't handle bigints.
5603 (floatp (user-uid)))
5604 (let ((user (downcase (user-login-name))))
5605 (while (string-match "[^a-z0-9_]" user)
5606 (aset user (match-beginning 0) ?_))
5608 (message-number-base36 (user-uid) -1))
5609 (message-number-base36 (+ (car tm)
5610 (lsh (% message-unique-id-char 25) 16)) 4)
5611 (message-number-base36 (+ (nth 1 tm)
5612 (lsh (/ message-unique-id-char 25) 16)) 4)
5613 ;; Append a given name, because while the generated ID is unique
5614 ;; to this newsreader, other newsreaders might otherwise generate
5615 ;; the same ID via another algorithm.
5618 (defun message-number-base36 (num len)
5623 (concat (message-number-base36 (/ num 36) (1- len))
5624 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5627 (defun message-make-organization ()
5628 "Make an Organization header."
5629 (let* ((organization
5630 (when message-user-organization
5631 (if (functionp message-user-organization)
5632 (funcall message-user-organization)
5633 message-user-organization))))
5635 (mm-enable-multibyte)
5636 (cond ((stringp organization)
5637 (insert organization))
5638 ((and (eq t organization)
5639 message-user-organization-file
5640 (file-exists-p message-user-organization-file))
5641 (insert-file-contents message-user-organization-file)))
5642 (goto-char (point-min))
5643 (while (re-search-forward "[\t\n]+" nil t)
5644 (replace-match "" t t))
5645 (unless (zerop (buffer-size))
5648 (defun message-make-lines ()
5649 "Count the number of lines and return numeric string."
5654 (int-to-string (count-lines (point) (point-max))))))
5656 (defun message-make-references ()
5657 "Return the References header for this message."
5658 (when message-reply-headers
5659 (let ((message-id (mail-header-id message-reply-headers))
5660 (references (mail-header-references message-reply-headers)))
5661 (if (or references message-id)
5662 (concat (or references "") (and references " ")
5666 (defun message-make-in-reply-to ()
5667 "Return the In-Reply-To header for this message."
5668 (when message-reply-headers
5669 (let ((from (mail-header-from message-reply-headers))
5670 (date (mail-header-date message-reply-headers))
5671 (msg-id (mail-header-id message-reply-headers)))
5673 (let ((name (mail-extract-address-components from)))
5675 msg-id (if msg-id " (")
5677 (if (string-match "[^\000-\177]" (car name))
5678 ;; Quote a string containing non-ASCII characters.
5679 ;; It will make the RFC2047 encoder cause an error
5680 ;; if there are special characters.
5681 (mm-with-multibyte-buffer
5683 (goto-char (point-min))
5684 (while (search-forward "\"" nil t)
5687 (zerop (% (skip-chars-backward "\\\\") 2))
5688 (goto-char (match-beginning 0)))
5691 ;; Those quotes will be removed by the RFC2047 encoder.
5692 (concat "\"" (buffer-string) "\""))
5696 (if (or (not date) (string= date ""))
5697 "(unknown date)" date)
5698 "\"" (if msg-id ")")))))))
5700 (defun message-make-distribution ()
5701 "Make a Distribution header."
5702 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5703 (cond ((functionp message-distribution-function)
5704 (funcall message-distribution-function))
5705 (t orig-distribution))))
5707 (defun message-make-expires ()
5708 "Return an Expires header based on `message-expires'."
5709 (let ((current (current-time))
5710 (future (* 1.0 message-expires 60 60 24)))
5711 ;; Add the future to current.
5712 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5713 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5714 (message-make-date current)))
5716 (defun message-make-path ()
5718 (let ((login-name (user-login-name)))
5719 (cond ((null message-user-path)
5720 (concat (system-name) "!" login-name))
5721 ((stringp message-user-path)
5722 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5723 (concat message-user-path "!" login-name))
5726 (defun message-make-from (&optional name address)
5727 "Make a From header."
5728 (let* ((style message-from-style)
5729 (login (or address (message-make-address)))
5731 (and (boundp 'user-full-name)
5734 (when (string= fullname "&")
5735 (setq fullname (user-login-name)))
5737 (mm-enable-multibyte)
5740 (equal fullname ""))
5742 ((or (eq style 'angles)
5743 (and (not (eq style 'parens))
5744 ;; Use angles if no quoting is needed, or if parens would
5745 ;; need quoting too.
5746 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5747 (let ((tmp (concat fullname nil)))
5748 (while (string-match "([^()]*)" tmp)
5749 (aset tmp (match-beginning 0) ?-)
5750 (aset tmp (1- (match-end 0)) ?-))
5751 (string-match "[\\()]" tmp)))))
5753 (goto-char (point-min))
5754 ;; Look for a character that cannot appear unquoted
5755 ;; according to RFC 822.
5756 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
5757 ;; Quote fullname, escaping specials.
5758 (goto-char (point-min))
5760 (while (re-search-forward "[\"\\]" nil 1)
5761 (replace-match "\\\\\\&" t))
5763 (insert " <" login ">"))
5764 (t ; 'parens or default
5766 (let ((fullname-start (point)))
5768 (goto-char fullname-start)
5769 ;; RFC 822 says \ and nonmatching parentheses
5770 ;; must be escaped in comments.
5771 ;; Escape every instance of ()\ ...
5772 (while (re-search-forward "[()\\]" nil 1)
5773 (replace-match "\\\\\\&" t))
5774 ;; ... then undo escaping of matching parentheses,
5775 ;; including matching nested parentheses.
5776 (goto-char fullname-start)
5777 (while (re-search-forward
5778 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5780 (replace-match "\\1(\\3)" t)
5781 (goto-char fullname-start)))
5785 (defun message-make-sender ()
5786 "Return the \"real\" user address.
5787 This function tries to ignore all user modifications, and
5788 give as trustworthy answer as possible."
5789 (concat (user-login-name) "@" (system-name)))
5791 (defun message-make-address ()
5792 "Make the address of the user."
5793 (or (message-user-mail-address)
5794 (concat (user-login-name) "@" (message-make-domain))))
5796 (defun message-user-mail-address ()
5797 "Return the pertinent part of `user-mail-address'."
5798 (when (and user-mail-address
5799 (string-match "@.*\\." user-mail-address))
5800 (if (string-match " " user-mail-address)
5801 (nth 1 (mail-extract-address-components user-mail-address))
5802 user-mail-address)))
5804 (defun message-sendmail-envelope-from ()
5805 "Return the envelope from."
5806 (cond ((eq message-sendmail-envelope-from 'header)
5807 (nth 1 (mail-extract-address-components
5808 (message-fetch-field "from"))))
5809 ((stringp message-sendmail-envelope-from)
5810 message-sendmail-envelope-from)
5812 (message-make-address))))
5814 (defun message-make-fqdn ()
5815 "Return user's fully qualified domain name."
5816 (let* ((system-name (system-name))
5817 (user-mail (message-user-mail-address))
5820 (string-match "@\\(.*\\)\\'" user-mail))
5821 (match-string 1 user-mail)))
5822 (case-fold-search t))
5824 ((and message-user-fqdn
5825 (stringp message-user-fqdn)
5826 (string-match message-valid-fqdn-regexp message-user-fqdn)
5827 (not (string-match message-bogus-system-names message-user-fqdn)))
5828 ;; `message-user-fqdn' seems to be valid
5830 ((and (string-match message-valid-fqdn-regexp system-name)
5831 (not (string-match message-bogus-system-names system-name)))
5832 ;; `system-name' returned the right result.
5834 ;; Try `mail-host-address'.
5835 ((and (boundp 'mail-host-address)
5836 (stringp mail-host-address)
5837 (string-match message-valid-fqdn-regexp mail-host-address)
5838 (not (string-match message-bogus-system-names mail-host-address)))
5840 ;; We try `user-mail-address' as a backup.
5842 (stringp user-domain)
5843 (string-match message-valid-fqdn-regexp user-domain)
5844 (not (string-match message-bogus-system-names user-domain)))
5846 ;; Default to this bogus thing.
5849 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5851 (defun message-make-host-name ()
5852 "Return the name of the host."
5853 (let ((fqdn (message-make-fqdn)))
5854 (string-match "^[^.]+\\." fqdn)
5855 (substring fqdn 0 (1- (match-end 0)))))
5857 (defun message-make-domain ()
5858 "Return the domain name."
5859 (or mail-host-address
5860 (message-make-fqdn)))
5862 (defun message-to-list-only ()
5863 "Send a message to the list only.
5864 Remove all addresses but the list address from To and Cc headers."
5866 (let ((listaddr (message-make-mail-followup-to t)))
5869 (message-remove-header "to")
5870 (message-remove-header "cc")
5871 (message-position-on-field "To" "X-Draft-From")
5872 (insert listaddr)))))
5874 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5875 "Return the Mail-Followup-To header.
5876 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5877 subscribed address (and not the additional To and Cc header contents)."
5878 (let* ((case-fold-search t)
5879 (to (message-fetch-field "To"))
5880 (cc (message-fetch-field "cc"))
5881 (msg-recipients (concat to (and to cc ", ") cc))
5883 (mapcar 'mail-strip-quoted-names
5884 (message-tokenize-header msg-recipients)))
5886 (if message-subscribed-address-file
5887 (let (begin end item re)
5890 (insert-file-contents message-subscribed-address-file)
5892 (setq begin (point))
5895 (if (bolp) (setq end (1- end)))
5896 (setq item (regexp-quote (buffer-substring begin end)))
5897 (if re (setq re (concat re "\\|" item))
5898 (setq re (concat "\\`\\(" item))))
5899 (and re (list (concat re "\\)\\'"))))))))
5900 (mft-regexps (apply 'append message-subscribed-regexps
5901 (mapcar 'regexp-quote
5902 message-subscribed-addresses)
5905 message-subscribed-address-functions))))
5908 (loop for recipient in recipients
5909 when (loop for regexp in mft-regexps
5910 when (string-match regexp recipient) return t)
5913 (if only-show-subscribed
5915 msg-recipients))))))
5917 (defun message-idna-to-ascii-rhs-1 (header)
5918 "Interactively potentially IDNA encode domain names in HEADER."
5919 (let ((field (message-fetch-field header))
5923 (mm-delete-duplicates
5924 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5930 (mail-extract-address-components field t))))))
5931 ;; Note that `rhs' will be "" if the address does not have
5932 ;; the domain part, i.e., if it is a local user's address.
5933 (setq ace (if (string-match "\\`[[:ascii:]]*\\'" rhs)
5935 (downcase (idna-to-ascii rhs))))
5936 (when (and (not (equal rhs ace))
5937 (or (not (eq message-use-idna 'ask))
5938 (y-or-n-p (format "Replace %s with %s in %s:? "
5940 (goto-char (point-min))
5941 (while (re-search-forward (concat "^" header ":") nil t)
5942 (message-narrow-to-field)
5943 (while (search-forward (concat "@" rhs) nil t)
5944 (replace-match (concat "@" ace) t t))
5945 (goto-char (point-max))
5948 (defun message-idna-to-ascii-rhs ()
5949 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5950 See `message-idna-encode'."
5952 (when message-use-idna
5955 ;; `message-narrow-to-head' that recognizes only the first empty
5956 ;; line as the message header separator used to be used here.
5957 ;; However, since there is the "--text follows this line--" line
5958 ;; normally, it failed in narrowing to the headers and potentially
5959 ;; caused the IDNA encoding on lines that look like headers in
5960 ;; the message body.
5961 (message-narrow-to-headers-or-head)
5962 (message-idna-to-ascii-rhs-1 "From")
5963 (message-idna-to-ascii-rhs-1 "To")
5964 (message-idna-to-ascii-rhs-1 "Reply-To")
5965 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5966 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5967 (message-idna-to-ascii-rhs-1 "Cc")))))
5971 (defvar Organization)
5976 (defvar In-Reply-To)
5979 (defvar Distribution)
5984 (defun message-generate-headers (headers)
5985 "Prepare article HEADERS.
5986 Headers already prepared in the buffer are not modified."
5987 (setq headers (append headers message-required-headers))
5989 (message-narrow-to-headers)
5990 (let* ((Date (message-make-date))
5991 (Message-ID (message-make-message-id))
5992 (Organization (message-make-organization))
5993 (From (message-make-from))
5994 (Path (message-make-path))
5997 (In-Reply-To (message-make-in-reply-to))
5998 (References (message-make-references))
6000 (Distribution (message-make-distribution))
6001 (Lines (message-make-lines))
6002 (User-Agent message-newsreader)
6003 (Expires (message-make-expires))
6004 (case-fold-search t)
6006 header value elem header-string)
6007 ;; First we remove any old generated headers.
6008 (let ((headers message-deletable-headers))
6009 (unless (buffer-modified-p)
6010 (setq headers (delq 'Message-ID (copy-sequence headers))))
6012 (goto-char (point-min))
6013 (and (re-search-forward
6014 (concat "^" (symbol-name (car headers)) ": *") nil t)
6015 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
6016 (message-delete-line))
6018 ;; Go through all the required headers and see if they are in the
6019 ;; articles already. If they are not, or are empty, they are
6020 ;; inserted automatically - except for Subject, Newsgroups and
6023 (goto-char (point-min))
6024 (setq elem (pop headers))
6026 (if (eq (car elem) 'optional)
6027 (setq header (cdr elem)
6029 (setq header (car elem)))
6031 (setq header-string (if (stringp header)
6033 (symbol-name header)))
6034 (when (or (not (re-search-forward
6036 (regexp-quote (downcase header-string))
6040 ;; The header was found. We insert a space after the
6041 ;; colon, if there is none.
6042 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
6043 ;; Find out whether the header is empty.
6044 (looking-at "[ \t]*\n[^ \t]")))
6045 ;; So we find out what value we should insert.
6049 (eq (car elem) 'optional)
6050 (not (member header-string message-inserted-headers)))
6051 ;; This is an optional header. If the cdr of this
6052 ;; is something that is nil, then we do not insert
6054 (setq header (cdr elem))
6055 (or (and (functionp (cdr elem))
6056 (funcall (cdr elem)))
6057 (and (boundp (cdr elem))
6058 (symbol-value (cdr elem)))))
6060 ;; The element is a cons. Either the cdr is a
6061 ;; string to be inserted verbatim, or it is a
6062 ;; function, and we insert the value returned from
6064 (or (and (stringp (cdr elem))
6066 (and (functionp (cdr elem))
6067 (funcall (cdr elem)))))
6068 ((and (boundp header)
6069 (symbol-value header))
6070 ;; The element is a symbol. We insert the value
6071 ;; of this symbol, if any.
6072 (symbol-value header))
6073 ((not (message-check-element
6074 (intern (downcase (symbol-name header)))))
6075 ;; We couldn't generate a value for this header,
6076 ;; so we just ask the user.
6077 (read-from-minibuffer
6078 (format "Empty header for %s; enter value: " header)))))
6079 ;; Finally insert the header.
6081 (not (equal value "")))
6085 ;; This header didn't exist, so we insert it.
6086 (goto-char (point-max))
6088 (cdr (assq header message-header-format-alist))))
6090 (funcall formatter header value)
6091 (insert header-string ": " value))
6092 (push header-string message-inserted-headers)
6093 (goto-char (message-fill-field))
6094 ;; We check whether the value was ended by a
6095 ;; newline. If not, we insert one.
6099 ;; The value of this header was empty, so we clear
6100 ;; totally and insert the new value.
6101 (delete-region (point) (point-at-eol))
6102 ;; If the header is optional, and the header was
6103 ;; empty, we can't insert it anyway.
6105 (push header-string message-inserted-headers)
6107 (message-fill-field)))
6108 ;; Add the deletable property to the headers that require it.
6109 (and (memq header message-deletable-headers)
6110 (progn (beginning-of-line) (looking-at "[^:]+: "))
6111 (add-text-properties
6112 (point) (match-end 0)
6113 '(message-deletable t face italic) (current-buffer)))))))
6114 ;; Insert new Sender if the From is strange.
6115 (let ((from (message-fetch-field "from"))
6116 (sender (message-fetch-field "sender"))
6117 (secure-sender (message-make-sender)))
6119 (not (message-check-element 'sender))
6122 (cadr (mail-extract-address-components from)))
6123 (downcase secure-sender)))
6128 (cadr (mail-extract-address-components sender)))
6129 (downcase secure-sender)))))
6130 (goto-char (point-min))
6131 ;; Rename any old Sender headers to Original-Sender.
6132 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
6134 (insert "Original-")
6135 (beginning-of-line))
6136 (when (or (message-news-p)
6137 (string-match "@.+\\.." secure-sender))
6138 (insert "Sender: " secure-sender "\n"))))
6140 (message-idna-to-ascii-rhs))))
6142 (defun message-insert-courtesy-copy (message)
6143 "Insert a courtesy message in mail copies of combined messages."
6147 (message-narrow-to-headers)
6148 (when (setq newsgroups (message-fetch-field "newsgroups"))
6149 (goto-char (point-max))
6150 (insert "Posted-To: " newsgroups "\n")))
6154 ((string-match "%s" message)
6155 (insert (format message newsgroups)))
6157 (insert message)))))))
6160 ;;; Setting up a message buffer
6163 (defun message-skip-to-next-address ()
6164 (let ((end (save-excursion
6165 (message-next-header)
6168 (when (looking-at ",")
6170 (while (and (not (= (point) end))
6171 (or (not (eq char ?,))
6173 (skip-chars-forward "^,\"" (point-max))
6174 (when (eq (setq char (following-char)) ?\")
6175 (setq quoted (not quoted)))
6176 (unless (= (point) end)
6178 (skip-chars-forward " \t\n")))
6180 (defun message-fill-address (header value)
6181 (insert (capitalize (symbol-name header))
6183 (if (consp value) (car value) value)
6185 (message-fill-field-address))
6187 (defun message-split-line ()
6188 "Split current line, moving portion beyond point vertically down.
6189 If the current line has `message-yank-prefix', insert it on the new line."
6192 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
6196 (defun message-insert-header (header value)
6197 (insert (capitalize (symbol-name header))
6199 (if (consp value) (car value) value)))
6201 (defun message-field-name ()
6203 (goto-char (point-min))
6204 (when (looking-at "\\([^:]+\\):")
6205 (intern (capitalize (match-string 1))))))
6207 (defun message-fill-field ()
6210 (message-narrow-to-field)
6211 (let ((field-name (message-field-name)))
6212 (funcall (or (cadr (assq field-name message-field-fillers))
6213 'message-fill-field-general)))
6216 (defun message-fill-field-address ()
6218 (message-skip-to-next-address)
6220 (if (and (> (current-column) 78)
6226 (setq last (1+ (point))))
6227 (setq last (1+ (point)))))))
6229 (defun message-fill-field-general ()
6230 (let ((begin (point))
6233 (while (and (search-forward "\n" nil t)
6235 (replace-match " " t t))
6236 (fill-region-as-paragraph begin (point-max))
6237 ;; Tapdance around looong Message-IDs.
6239 (when (looking-at "[ \t]*$")
6240 (message-delete-line))
6242 (search-forward ":" nil t)
6243 (when (looking-at "\n[ \t]+")
6244 (replace-match " " t t))
6245 (goto-char (point-max))))
6247 (defun message-shorten-1 (list cut surplus)
6248 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
6249 (setcdr (nthcdr (- cut 2) list)
6250 (nthcdr (+ (- cut 2) surplus 1) list)))
6252 (defun message-shorten-references (header references)
6253 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
6254 When sending via news, also check that the REFERENCES are less
6255 than 988 characters long, and if they are not, trim them until
6257 ;; 21 is the number suggested by USAGE.
6264 (goto-char (point-min))
6265 ;; Cons a list of valid references. GNKSA says we must not include MIDs
6266 ;; with whitespace or missing brackets (7.a "Does not propagate broken
6267 ;; Message-IDs in original References").
6268 (while (re-search-forward "<[^ <]+@[^ <]+>" nil t)
6269 (push (match-string 0) refs))
6270 (setq refs (nreverse refs)
6271 count (length refs)))
6273 ;; If the list has more than MAXCOUNT elements, trim it by
6274 ;; removing the CUTth element and the required number of
6275 ;; elements that follow.
6276 (when (> count maxcount)
6277 (let ((surplus (- count maxcount)))
6278 (message-shorten-1 refs cut surplus)
6279 (decf count surplus)))
6281 ;; When sending via news, make sure the total folded length will
6282 ;; be less than 998 characters. This is to cater to broken INN
6283 ;; 2.3 which counts the total number of characters in a header
6284 ;; rather than the physical line length of each line, as it should.
6286 ;; This hack should be removed when it's believed than INN 2.3 is
6287 ;; no longer widely used.
6289 ;; At this point the headers have not been generated, thus we use
6290 ;; message-this-is-news directly.
6291 (when message-this-is-news
6294 (message-insert-header
6295 header (mapconcat #'identity refs " "))
6297 (message-shorten-1 refs cut 1)))
6298 ;; Finally, collect the references back into a string and insert
6299 ;; it into the buffer.
6300 (message-insert-header header (mapconcat #'identity refs " "))))
6302 (defun message-position-point ()
6303 "Move point to where the user probably wants to find it."
6304 (message-narrow-to-headers)
6306 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
6307 (search-backward ":" )
6310 (if (eq (char-after) ? )
6314 (goto-char (point-max))
6317 (unless (looking-at "$")
6321 (defcustom message-beginning-of-line t
6322 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
6323 goes to beginning of header values."
6325 :group 'message-buffers
6326 :link '(custom-manual "(message)Movement")
6329 (defun message-beginning-of-line (&optional n)
6330 "Move point to beginning of header value or to beginning of line.
6331 The prefix argument N is passed directly to `beginning-of-line'.
6333 This command is identical to `beginning-of-line' if point is
6334 outside the message header or if the option `message-beginning-of-line'
6337 If point is in the message header and on a (non-continued) header
6338 line, move point to the beginning of the header value or the beginning of line,
6339 whichever is closer. If point is already at beginning of line, move point to
6340 beginning of header value. Therefore, repeated calls will toggle point
6341 between beginning of field and beginning of line."
6343 (let ((zrs 'zmacs-region-stays))
6344 (when (and (featurep 'xemacs) (interactive-p) (boundp zrs))
6346 (if (and message-beginning-of-line
6347 (message-point-in-header-p))
6348 (let* ((here (point))
6349 (bol (progn (beginning-of-line n) (point)))
6350 (eol (point-at-eol))
6351 (eoh (re-search-forward ": *" eol t)))
6353 (if (and eoh (or (< eoh here) (= bol here)))
6355 (beginning-of-line n)))
6357 (defun message-buffer-name (type &optional to group)
6358 "Return a new (unique) buffer name based on TYPE and TO."
6360 ;; Generate a new buffer name The Message Way.
6361 ((memq message-generate-new-buffers '(unique t))
6362 (generate-new-buffer-name
6366 (or (car (mail-extract-address-components to))
6369 (if (and group (not (string= group ""))) (concat " on " group) "")
6371 ;; Check whether `message-generate-new-buffers' is a function,
6372 ;; and if so, call it.
6373 ((functionp message-generate-new-buffers)
6374 (funcall message-generate-new-buffers type to group))
6375 ((eq message-generate-new-buffers 'unsent)
6376 (generate-new-buffer-name
6377 (concat "*unsent " type
6380 (or (car (mail-extract-address-components to))
6383 (if (and group (not (string= group ""))) (concat " on " group) "")
6385 ;; Search for the existing message buffer with the specified name.
6387 (let* ((new (if (eq message-generate-new-buffers 'standard)
6388 (generate-new-buffer-name (concat "*" type " message*"))
6389 (let ((message-generate-new-buffers 'unique))
6390 (message-buffer-name type to group))))
6391 (regexp (concat "\\`"
6393 (if (string-match "<[0-9]+>\\'" new)
6394 (substring new 0 (match-beginning 0))
6396 "\\(?:<\\([0-9]+\\)>\\)?\\'"))
6397 (case-fold-search nil))
6404 (when (and (string-match regexp (setq b (buffer-name b)))
6405 (eq (with-current-buffer b major-mode)
6407 (cons (string-to-number (or (match-string 1 b) "1"))
6410 'car-less-than-car)))
6413 (defun message-pop-to-buffer (name &optional switch-function)
6414 "Pop to buffer NAME, and warn if it already exists and is modified."
6415 (let ((buffer (get-buffer name)))
6417 (buffer-name buffer))
6418 (let ((window (get-buffer-window buffer 0)))
6420 ;; Raise the frame already displaying the message buffer.
6422 (gnus-select-frame-set-input-focus (window-frame window))
6423 (select-window window))
6424 (funcall (or switch-function #'pop-to-buffer) buffer)
6425 (set-buffer buffer))
6426 (when (and (buffer-modified-p)
6429 "Message already being composed; erase? ")
6431 (error "Message being composed")))
6432 (funcall (or switch-function
6433 (if (fboundp #'pop-to-buffer-same-window)
6434 #'pop-to-buffer-same-window
6441 (defun message-do-send-housekeeping ()
6442 "Kill old message buffers."
6443 ;; We might have sent this buffer already. Delete it from the
6445 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
6446 (while (and message-max-buffers
6448 (>= (length message-buffer-list) message-max-buffers))
6449 ;; Kill the oldest buffer -- unless it has been changed.
6450 (let ((buffer (pop message-buffer-list)))
6451 (when (and (buffer-name buffer)
6452 (not (buffer-modified-p buffer)))
6453 (kill-buffer buffer))))
6454 ;; Rename the buffer.
6455 (if message-send-rename-function
6456 (funcall message-send-rename-function)
6457 (message-default-send-rename-function))
6458 ;; Push the current buffer onto the list.
6459 (when message-max-buffers
6460 (setq message-buffer-list
6461 (nconc message-buffer-list (list (current-buffer))))))
6463 (defun message-default-send-rename-function ()
6464 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
6466 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
6468 (let ((name (match-string 2 (buffer-name)))
6470 (if (not (or (null name)
6471 (string-equal name "mail")
6472 (string-equal name "posting")))
6473 (setq name (concat "*sent " name "*"))
6474 (message-narrow-to-headers)
6475 (setq to (message-fetch-field "to"))
6476 (setq group (message-fetch-field "newsgroups"))
6480 (to (concat "*sent mail to "
6481 (or (car (mail-extract-address-components to))
6483 ((and group (not (string= group "")))
6484 (concat "*sent posting on " group "*"))
6485 (t "*sent mail*"))))
6486 (unless (string-equal name (buffer-name))
6487 (rename-buffer name t)))))
6489 (defun message-mail-user-agent ()
6491 ((not message-mail-user-agent) nil)
6492 ((eq message-mail-user-agent t) mail-user-agent)
6493 (t message-mail-user-agent))))
6494 (if (memq mua '(message-user-agent gnus-user-agent))
6498 ;; YANK-ACTION, if non-nil, can be a buffer or a yank action of the
6499 ;; form (FUNCTION . ARGS).
6500 (defun message-setup (headers &optional yank-action actions
6501 continue switch-function return-action)
6502 (let ((mua (message-mail-user-agent))
6504 (if (not (and message-this-is-mail mua))
6505 (message-setup-1 headers yank-action actions return-action)
6506 (setq headers (copy-sequence headers))
6507 (setq field (assq 'Subject headers))
6509 (setq subject (cdr field))
6510 (setq headers (delq field headers)))
6511 (setq field (assq 'To headers))
6513 (setq to (cdr field))
6514 (setq headers (delq field headers)))
6515 (let ((mail-user-agent mua))
6516 (compose-mail to subject
6517 (mapcar (lambda (item)
6519 (format "%s" (car item))
6522 continue switch-function
6523 (if (bufferp yank-action)
6524 (list 'insert-buffer yank-action)
6528 (defun message-headers-to-generate (headers included-headers excluded-headers)
6529 "Return a list that includes all headers from HEADERS.
6530 If INCLUDED-HEADERS is a list, just include those headers. If it is
6531 t, include all headers. In any case, headers from EXCLUDED-HEADERS
6535 (dolist (header headers)
6536 (setq header-name (cond
6537 ((and (consp header)
6538 (eq (car header) 'optional))
6539 ;; On the form (optional . Header)
6542 ;; On the form (Header . function)
6547 (when (and (not (memq header-name excluded-headers))
6548 (or (eq included-headers t)
6549 (memq header-name included-headers)))
6550 (push header result)))
6553 (defun message-setup-1 (headers &optional yank-action actions return-action)
6554 (dolist (action actions)
6556 (add-to-list 'message-send-actions
6557 `(apply ',(car action) ',(cdr action)))))
6558 (setq message-return-action return-action)
6559 (setq message-reply-buffer
6560 (if (and (consp yank-action)
6561 (eq (car yank-action) 'insert-buffer))
6564 (goto-char (point-min))
6565 ;; Insert all the headers.
6568 (alist message-header-format-alist))
6570 (unless (assq (caar h) message-header-format-alist)
6571 (push (list (caar h)) alist))
6575 (delete-region (point) (progn (forward-line -1) (point)))
6576 (when message-default-headers
6578 (if (functionp message-default-headers)
6579 (funcall message-default-headers)
6580 message-default-headers))
6581 (or (bolp) (insert ?\n)))
6582 (insert (concat mail-header-separator "\n"))
6584 ;; If a crash happens while replying, the auto-save file would *not* have a
6585 ;; `References:' header if `message-generate-headers-first' was nil.
6586 ;; Therefore, always generate it first.
6587 (let ((message-generate-headers-first
6588 (if (eq message-generate-headers-first t)
6590 (append message-generate-headers-first '(References)))))
6591 (when (message-news-p)
6592 (when message-default-news-headers
6593 (insert message-default-news-headers)
6594 (or (bolp) (insert ?\n)))
6595 (message-generate-headers
6596 (message-headers-to-generate
6597 (append message-required-news-headers
6598 message-required-headers)
6599 message-generate-headers-first
6601 (when (message-mail-p)
6602 (when message-default-mail-headers
6603 (insert message-default-mail-headers)
6604 (or (bolp) (insert ?\n)))
6605 (message-generate-headers
6606 (message-headers-to-generate
6607 (append message-required-mail-headers
6608 message-required-headers)
6609 message-generate-headers-first
6610 '(Lines Subject)))))
6611 (run-hooks 'message-signature-setup-hook)
6612 (message-insert-signature)
6614 (message-narrow-to-headers)
6615 (run-hooks 'message-header-setup-hook))
6616 (setq buffer-undo-list nil)
6617 (when message-generate-hashcash
6618 ;; Generate hashcash headers for recipients already known
6619 (mail-add-payment-async))
6620 ;; Gnus posting styles are applied via buffer-local `message-setup-hook'
6622 (run-hooks 'message-setup-hook)
6623 ;; Do this last to give it precedence over posting styles, etc.
6624 (when (message-mail-p)
6626 (message-narrow-to-headers)
6627 (if message-alternative-emails
6628 (message-use-alternative-email-as-from))))
6629 (message-position-point)
6630 ;; Allow correct handling of `message-checksum' in `message-yank-original':
6631 (set-buffer-modified-p nil)
6633 ;; rmail-start-mail expects message-mail to return t (Bug#9392)
6636 (defun message-set-auto-save-file-name ()
6637 "Associate the message buffer with a file in the drafts directory."
6638 (when message-auto-save-directory
6639 (unless (file-directory-p
6640 (directory-file-name message-auto-save-directory))
6641 (make-directory message-auto-save-directory t))
6643 (setq message-draft-article
6644 (nndraft-request-associate-buffer "drafts"))
6646 ;; If Gnus were alive, draft messages would be saved in the drafts folder.
6647 ;; But Gnus is not alive, so arrange to save the draft message in a
6648 ;; regular file in message-auto-save-directory. Append a unique
6649 ;; time-based suffix to the filename to allow multiple drafts to be saved
6650 ;; simultaneously without overwriting each other (which mimics the
6651 ;; functionality of the Gnus drafts folder).
6652 (setq buffer-file-name (expand-file-name
6654 (if (memq system-type
6655 '(ms-dos windows-nt cygwin))
6658 (format-time-string "-%Y%m%d-%H%M%S"))
6659 message-auto-save-directory))
6660 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
6661 (clear-visited-file-modtime)
6662 (setq buffer-file-coding-system message-draft-coding-system)))
6664 (defun message-disassociate-draft ()
6665 "Disassociate the message buffer from the drafts directory."
6666 (when message-draft-article
6667 (nndraft-request-expire-articles
6668 (list message-draft-article) "drafts" nil t)))
6670 (defun message-insert-headers ()
6671 "Generate the headers for the article."
6675 (message-narrow-to-headers)
6676 (when (message-news-p)
6677 (message-generate-headers
6680 (copy-sequence message-required-news-headers)))))
6681 (when (message-mail-p)
6682 (message-generate-headers
6685 (copy-sequence message-required-mail-headers))))))))
6690 ;;; Commands for interfacing with message
6694 (defun message-mail (&optional to subject other-headers continue
6695 switch-function yank-action send-actions
6696 return-action &rest ignored)
6697 "Start editing a mail message to be sent.
6698 OTHER-HEADERS is an alist of header/value pairs. CONTINUE says whether
6699 to continue editing a message already being composed. SWITCH-FUNCTION
6700 is a function used to switch to and display the mail buffer."
6702 (let ((message-this-is-mail t))
6703 (unless (message-mail-user-agent)
6704 (message-pop-to-buffer
6705 ;; Search for the existing message buffer if `continue' is non-nil.
6706 (let ((message-generate-new-buffers
6707 (when (or (not continue)
6708 (eq message-generate-new-buffers 'standard)
6709 (functionp message-generate-new-buffers))
6710 message-generate-new-buffers)))
6711 (message-buffer-name "mail" to))
6715 `((To . ,(or to "")) (Subject . ,(or subject "")))
6716 ;; C-h f compose-mail says that headers should be specified as
6717 ;; (string . value); however all the rest of message expects
6718 ;; headers to be symbols, not strings (eg message-header-format-alist).
6719 ;; http://lists.gnu.org/archive/html/emacs-devel/2011-01/msg00337.html
6720 ;; We need to convert any string input, eg from rmail-start-mail.
6721 (dolist (h other-headers other-headers)
6722 (if (stringp (car h)) (setcar h (intern (capitalize (car h)))))))
6723 yank-action send-actions continue switch-function
6727 (defun message-news (&optional newsgroups subject)
6728 "Start editing a news article to be sent."
6730 (let ((message-this-is-news t))
6731 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6732 (message-setup `((Newsgroups . ,(or newsgroups ""))
6733 (Subject . ,(or subject ""))))))
6735 (defun message-alter-recipients-discard-bogus-full-name (addrcell)
6736 "Discard mail address in full names.
6737 When the full name in reply headers contains the mail
6738 address (e.g. \"foo@bar <foo@bar>\"), discard full name.
6739 ADDRCELL is a cons cell where the car is the mail address and the
6740 cdr is the complete address (full name and mail address)."
6741 (if (string-match (concat (regexp-quote (car addrcell)) ".*"
6742 (regexp-quote (car addrcell)))
6744 (cons (car addrcell) (car addrcell))
6747 (defcustom message-alter-recipients-function nil
6748 "Function called to allow alteration of reply header structures.
6749 It is called in `message-get-reply-headers' for each recipient.
6750 The function is called with one parameter, a cons cell ..."
6751 :type '(choice (const :tag "None" nil)
6752 (const :tag "Discard bogus full name"
6753 message-alter-recipients-discard-bogus-full-name)
6755 :version "23.1" ;; No Gnus
6756 :group 'message-headers)
6758 (defun message-get-reply-headers (wide &optional to-address address-headers)
6759 (let (follow-to mct never-mct to cc author mft recipients extra)
6760 ;; Find all relevant headers we need.
6762 (message-narrow-to-headers-or-head)
6763 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
6764 ;; message-header-synonyms.
6765 (setq to (or (message-fetch-field "to")
6766 (and (loop for synonym in message-header-synonyms
6767 when (memq 'Original-To synonym)
6769 (message-fetch-field "original-to")))
6770 cc (message-fetch-field "cc")
6771 extra (when message-extra-wide-headers
6772 (mapconcat 'identity
6773 (mapcar 'message-fetch-field
6774 message-extra-wide-headers)
6776 mct (message-fetch-field "mail-copies-to")
6777 author (or (message-fetch-field "mail-reply-to")
6778 (message-fetch-field "reply-to")
6779 (message-fetch-field "from")
6781 mft (and message-use-mail-followup-to
6782 (message-fetch-field "mail-followup-to"))))
6784 ;; Handle special values of Mail-Copies-To.
6786 (cond ((or (equal (downcase mct) "never")
6787 (equal (downcase mct) "nobody"))
6790 ((or (equal (downcase mct) "always")
6791 (equal (downcase mct) "poster"))
6792 (setq mct author))))
6795 ;; Build (textual) list of new recipient addresses.
6798 (setq recipients (concat ", " to-address))
6799 ;; If the author explicitly asked for a copy, we don't deny it to them.
6800 (if mct (setq recipients (concat recipients ", " mct))))
6802 (setq recipients (concat ", " author)))
6804 (dolist (header address-headers)
6805 (let ((value (message-fetch-field header)))
6807 (setq recipients (concat recipients ", " value))))))
6809 (string-match "[^ \t,]" mft)
6810 (or (not (eq message-use-mail-followup-to 'ask))
6811 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6812 You should normally obey the Mail-Followup-To: header. In this
6813 article, it has the value of
6817 which directs your response to " (if (string-match "," mft)
6818 "the specified addresses"
6819 "that address only") ".
6821 Most commonly, Mail-Followup-To is used by a mailing list poster to
6822 express that responses should be sent to just the list, and not the
6825 If a message is posted to several mailing lists, Mail-Followup-To may
6826 also be used to direct the following discussion to one list only,
6827 because discussions that are spread over several lists tend to be
6828 fragmented and very difficult to follow.
6830 Also, some source/announcement lists are not intended for discussion;
6831 responses here are directed to other addresses.
6833 You may customize the variable `message-use-mail-followup-to', if you
6834 want to get rid of this query permanently.")))
6835 (setq recipients (concat ", " mft)))
6837 (setq recipients (if never-mct "" (concat ", " author)))
6838 (if to (setq recipients (concat recipients ", " to)))
6839 (if cc (setq recipients (concat recipients ", " cc)))
6840 (if extra (setq recipients (concat recipients ", " extra)))
6841 (if mct (setq recipients (concat recipients ", " mct)))))
6842 (if (>= (length recipients) 2)
6843 ;; Strip the leading ", ".
6844 (setq recipients (substring recipients 2)))
6845 ;; Squeeze whitespace.
6846 (while (string-match "[ \t][ \t]+" recipients)
6847 (setq recipients (replace-match " " t t recipients)))
6848 ;; Remove addresses that match `rmail-dont-reply-to-names'.
6849 (let ((rmail-dont-reply-to-names (message-dont-reply-to-names)))
6850 (setq recipients (rmail-dont-reply-to recipients)))
6851 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6852 (if (string-equal recipients "")
6853 (setq recipients author))
6854 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6858 (if message-alter-recipients-function
6859 (funcall message-alter-recipients-function
6860 (cons (downcase (mail-strip-quoted-names addr))
6862 (cons (downcase (mail-strip-quoted-names addr)) addr)))
6863 (message-tokenize-header recipients)))
6864 ;; Remove all duplicates.
6865 (let ((s recipients))
6867 (let ((address (car (pop s))))
6868 (while (assoc address s)
6869 (setq recipients (delq (assoc address s) recipients)
6870 s (delq (assoc address s) s))))))
6872 ;; Remove hierarchical lists that are contained within each other,
6873 ;; if message-hierarchical-addresses is defined.
6874 (when message-hierarchical-addresses
6875 (let ((plain-addrs (mapcar 'car recipients))
6878 (setq subaddrs (assoc (car plain-addrs)
6879 message-hierarchical-addresses)
6880 plain-addrs (cdr plain-addrs))
6882 (setq subaddrs (cdr subaddrs))
6884 (setq recip (assoc (car subaddrs) recipients)
6885 subaddrs (cdr subaddrs))
6887 (setq recipients (delq recip recipients))))))))
6889 (setq recipients (message-prune-recipients recipients))
6891 ;; Build the header alist. Allow the user to be asked whether
6892 ;; or not to reply to all recipients in a wide reply.
6893 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6894 (when (and recipients
6895 (or (not message-wide-reply-confirm-recipients)
6896 (y-or-n-p "Reply to all recipients? ")))
6897 (setq recipients (mapconcat
6898 (lambda (addr) (cdr addr)) recipients ", "))
6899 (if (string-match "^ +" recipients)
6900 (setq recipients (substring recipients (match-end 0))))
6901 (push (cons 'Cc recipients) follow-to)))
6904 (defun message-prune-recipients (recipients)
6905 (dolist (rule message-prune-recipient-rules)
6906 (let ((match (car rule))
6909 (dolist (recipient recipients)
6910 (setq address (car recipient))
6911 (when (string-match match address)
6912 (setq dup-match (replace-match (cadr rule) nil nil address))
6913 (dolist (recipient recipients)
6914 ;; Don't delete the address that triggered this.
6915 (when (and (not (eq address (car recipient)))
6916 (string-match dup-match (car recipient)))
6917 (setq recipients (delq recipient recipients))))))))
6920 (defcustom message-simplify-subject-functions
6921 '(message-strip-list-identifiers
6922 message-strip-subject-re
6923 message-strip-subject-trailing-was
6924 message-strip-subject-encoded-words)
6925 "List of functions taking a string argument that simplify subjects.
6926 The functions are applied when replying to a message.
6928 Useful functions to put in this list include:
6929 `message-strip-list-identifiers', `message-strip-subject-re',
6930 `message-strip-subject-trailing-was', and
6931 `message-strip-subject-encoded-words'."
6932 :version "22.1" ;; Gnus 5.10.9
6933 :group 'message-various
6934 :type '(repeat function))
6936 (defun message-simplify-subject (subject &optional functions)
6937 "Return simplified SUBJECT."
6940 (setq functions message-simplify-subject-functions))
6941 (when (and (memq 'message-strip-list-identifiers functions)
6942 gnus-list-identifiers)
6943 (setq subject (message-strip-list-identifiers subject)))
6944 (when (memq 'message-strip-subject-re functions)
6945 (setq subject (concat "Re: " (message-strip-subject-re subject))))
6946 (when (and (memq 'message-strip-subject-trailing-was functions)
6947 message-subject-trailing-was-query)
6948 (setq subject (message-strip-subject-trailing-was subject)))
6949 (when (memq 'message-strip-subject-encoded-words functions)
6950 (setq subject (message-strip-subject-encoded-words subject)))
6954 (defun message-reply (&optional to-address wide switch-function)
6955 "Start editing a reply to the article in the current buffer."
6957 (require 'gnus-sum) ; for gnus-list-identifiers
6958 (let ((cur (current-buffer))
6960 references message-id follow-to
6961 (inhibit-point-motion-hooks t)
6962 (message-this-is-mail t)
6965 (message-narrow-to-head-1)
6966 ;; Allow customizations to have their say.
6968 ;; This is a regular reply.
6969 (when (functionp message-reply-to-function)
6971 (setq follow-to (funcall message-reply-to-function))))
6972 ;; This is a followup.
6973 (when (functionp message-wide-reply-to-function)
6976 (funcall message-wide-reply-to-function)))))
6977 (setq message-id (message-fetch-field "message-id" t)
6978 references (message-fetch-field "references")
6979 date (message-fetch-field "date")
6980 from (or (message-fetch-field "from") "nobody")
6981 subject (or (message-fetch-field "subject") "none"))
6983 ;; Strip list identifiers, "Re: ", and "was:"
6984 (setq subject (message-simplify-subject subject))
6986 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6987 (string-match "<[^>]+>" gnus-warning))
6988 (setq message-id (match-string 0 gnus-warning)))
6991 (setq follow-to (message-get-reply-headers wide to-address))))
6994 `((Subject . ,subject)
6996 (unless (message-mail-user-agent)
6997 (message-pop-to-buffer
6998 (message-buffer-name
6999 (if wide "wide reply" "reply") from
7000 (if wide to-address nil))
7002 (setq message-reply-headers
7003 (vector 0 (cdr (assq 'Subject headers))
7004 from date message-id references 0 0 ""))
7005 (message-setup headers cur))))
7008 (defun message-wide-reply (&optional to-address)
7009 "Make a \"wide\" reply to the message in the current buffer."
7011 (message-reply to-address t))
7014 (defun message-followup (&optional to-newsgroups)
7015 "Follow up to the message in the current buffer.
7016 If TO-NEWSGROUPS, use that as the new Newsgroups line."
7018 (require 'gnus-sum) ; for gnus-list-identifiers
7019 (let ((cur (current-buffer))
7020 from subject date reply-to mrt mct
7021 references message-id follow-to
7022 (inhibit-point-motion-hooks t)
7023 (message-this-is-news t)
7024 followup-to distribution newsgroups gnus-warning posted-to)
7027 (goto-char (point-min))
7028 (if (search-forward "\n\n" nil t)
7031 (when (functionp message-followup-to-function)
7033 (funcall message-followup-to-function)))
7034 (setq from (message-fetch-field "from")
7035 date (message-fetch-field "date")
7036 subject (or (message-fetch-field "subject") "none")
7037 references (message-fetch-field "references")
7038 message-id (message-fetch-field "message-id" t)
7039 followup-to (message-fetch-field "followup-to")
7040 newsgroups (message-fetch-field "newsgroups")
7041 posted-to (message-fetch-field "posted-to")
7042 reply-to (message-fetch-field "reply-to")
7043 mrt (message-fetch-field "mail-reply-to")
7044 distribution (message-fetch-field "distribution")
7045 mct (message-fetch-field "mail-copies-to"))
7046 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
7047 (string-match "<[^>]+>" gnus-warning))
7048 (setq message-id (match-string 0 gnus-warning)))
7049 ;; Remove bogus distribution.
7050 (when (and (stringp distribution)
7051 (let ((case-fold-search t))
7052 (string-match "world" distribution)))
7053 (setq distribution nil))
7054 ;; Strip list identifiers, "Re: ", and "was:"
7055 (setq subject (message-simplify-subject subject))
7058 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
7060 (setq message-reply-headers
7061 (vector 0 subject from date message-id references 0 0 ""))
7064 `((Subject . ,subject)
7067 (list (cons 'Newsgroups to-newsgroups)))
7068 (follow-to follow-to)
7069 ((and followup-to message-use-followup-to)
7072 ((equal (downcase followup-to) "poster")
7073 (if (or (eq message-use-followup-to 'use)
7074 (message-y-or-n-p "Obey Followup-To: poster? " t "\
7075 You should normally obey the Followup-To: header.
7077 `Followup-To: poster' sends your response via e-mail instead of news.
7079 A typical situation where `Followup-To: poster' is used is when the poster
7080 does not read the newsgroup, so he wouldn't see any replies sent to it.
7082 You may customize the variable `message-use-followup-to', if you
7083 want to get rid of this query permanently."))
7085 (setq message-this-is-news nil)
7086 (cons 'To (or mrt reply-to from "")))
7087 (cons 'Newsgroups newsgroups)))
7089 (if (or (equal followup-to newsgroups)
7090 (not (eq message-use-followup-to 'ask))
7092 (concat "Obey Followup-To: " followup-to "? ") t "\
7093 You should normally obey the Followup-To: header.
7095 `Followup-To: " followup-to "'
7096 directs your response to " (if (string-match "," followup-to)
7097 "the specified newsgroups"
7098 "that newsgroup only") ".
7100 If a message is posted to several newsgroups, Followup-To is often
7101 used to direct the following discussion to one newsgroup only,
7102 because discussions that are spread over several newsgroup tend to
7103 be fragmented and very difficult to follow.
7105 Also, some source/announcement newsgroups are not intended for discussion;
7106 responses here are directed to other newsgroups.
7108 You may customize the variable `message-use-followup-to', if you
7109 want to get rid of this query permanently."))
7110 (cons 'Newsgroups followup-to)
7111 (cons 'Newsgroups newsgroups))))))
7113 `((Newsgroups . ,posted-to)))
7115 `((Newsgroups . ,newsgroups))))
7116 ,@(and distribution (list (cons 'Distribution distribution)))
7118 (not (or (equal (downcase mct) "never")
7119 (equal (downcase mct) "nobody"))))
7120 (list (cons 'Cc (if (or (equal (downcase mct) "always")
7121 (equal (downcase mct) "poster"))
7122 (or mrt reply-to from "")
7127 (defun message-is-yours-p ()
7128 "Non-nil means current article is yours.
7129 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
7130 are yours except those that have Cancel-Lock header not belonging to you.
7131 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
7132 regexp to match all of yours addresses."
7133 ;; Canlock-logic as suggested by Per Abrahamsen
7134 ;; <abraham@dina.kvl.dk>
7136 ;; IF article has cancel-lock THEN
7137 ;; IF we can verify it THEN
7140 ;; error: cancellock: article is not yours
7142 ;; Use old rules, comparing sender...
7145 (message-narrow-to-head-1)
7146 (if (and (message-fetch-field "Cancel-Lock")
7147 (message-gnksa-enable-p 'canlock-verify))
7148 (if (null (canlock-verify))
7150 (error "Failed to verify Cancel-lock: This article is not yours"))
7153 (message-gnksa-enable-p 'cancel-messages)
7154 (and (setq sender (message-fetch-field "sender"))
7155 (string-equal (downcase sender)
7156 (downcase (message-make-sender))))
7157 ;; Email address in From field equals to our address
7158 (and (setq from (message-fetch-field "from"))
7160 (downcase (car (mail-header-parse-address from)))
7161 (downcase (car (mail-header-parse-address
7162 (message-make-from))))))
7163 ;; Email address in From field matches
7164 ;; 'message-alternative-emails' regexp
7166 message-alternative-emails
7168 message-alternative-emails
7169 (car (mail-header-parse-address from))))))))))
7172 (defun message-cancel-news (&optional arg)
7173 "Cancel an article you posted.
7174 If ARG, allow editing of the cancellation message."
7176 (unless (message-news-p)
7177 (error "This is not a news article; canceling is impossible"))
7178 (let (from newsgroups message-id distribution buf)
7180 ;; Get header info from original article.
7182 (message-narrow-to-head-1)
7183 (setq from (message-fetch-field "from")
7184 newsgroups (message-fetch-field "newsgroups")
7185 message-id (message-fetch-field "message-id" t)
7186 distribution (message-fetch-field "distribution")))
7187 ;; Make sure that this article was written by the user.
7188 (unless (message-is-yours-p)
7189 (error "This article is not yours"))
7190 (when (yes-or-no-p "Do you really want to cancel this article? ")
7191 ;; Make control message.
7194 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
7196 (insert "Newsgroups: " newsgroups "\n"
7198 "Subject: cmsg cancel " message-id "\n"
7199 "Control: cancel " message-id "\n"
7201 (concat "Distribution: " distribution "\n")
7203 mail-header-separator "\n"
7204 message-cancel-message)
7205 (run-hooks 'message-cancel-hook)
7207 (message "Canceling your article...")
7208 (if (let ((message-syntax-checks
7209 'dont-check-for-anything-just-trust-me))
7210 (funcall message-send-news-function))
7211 (message "Canceling your article...done"))
7212 (kill-buffer buf))))))
7215 (defun message-supersede ()
7216 "Start composing a message to supersede the current message.
7217 This is done simply by taking the old article and adding a Supersedes
7218 header line with the old Message-ID."
7220 (let ((cur (current-buffer)))
7221 ;; Check whether the user owns the article that is to be superseded.
7222 (unless (message-is-yours-p)
7223 (error "This article is not yours"))
7224 ;; Get a normal message buffer.
7225 (message-pop-to-buffer (message-buffer-name "supersede"))
7226 (insert-buffer-substring cur)
7228 (message-narrow-to-head-1)
7229 ;; Remove unwanted headers.
7230 (when message-ignored-supersedes-headers
7231 (message-remove-header message-ignored-supersedes-headers t))
7232 (goto-char (point-min))
7233 (if (not (re-search-forward "^Message-ID: " nil t))
7234 (error "No Message-ID in this article")
7235 (replace-match "Supersedes: " t t))
7236 (goto-char (point-max))
7237 (insert mail-header-separator)
7242 (defun message-recover ()
7243 "Reread contents of current buffer from its last auto-save file."
7245 (let ((file-name (make-auto-save-file-name)))
7246 (cond ((save-window-excursion
7247 (with-output-to-temp-buffer "*Directory*"
7248 (with-current-buffer standard-output
7249 (fundamental-mode)) ; for Emacs 20.4+
7250 (buffer-disable-undo standard-output)
7251 (let ((default-directory "/"))
7253 "ls" nil standard-output nil "-l" file-name)))
7254 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
7255 (let ((buffer-read-only nil))
7257 (insert-file-contents file-name nil)))
7258 (t (error "message-recover cancelled")))))
7260 ;;; Washing Subject:
7262 (defun message-wash-subject (subject)
7263 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
7264 Previous forwarders, repliers, etc. may add it."
7267 (goto-char (point-min))
7268 ;; strip Re/Fwd stuff off the beginning
7269 (while (re-search-forward
7270 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
7273 ;; and gnus-style forwards [foo@bar.com] subject
7274 (goto-char (point-min))
7275 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
7279 (goto-char (point-max))
7280 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
7283 ;; and finally, any whitespace that was left-over
7284 (goto-char (point-min))
7285 (while (re-search-forward "^[ \t]+" nil t)
7287 (goto-char (point-max))
7288 (while (re-search-backward "[ \t]+$" nil t)
7293 ;;; Forwarding messages.
7295 (defvar message-forward-decoded-p nil
7296 "Non-nil means the original message is decoded.")
7298 (defun message-forward-subject-name-subject (subject)
7299 "Generate a SUBJECT for a forwarded message.
7300 The form is: [Source] Subject, where if the original message was mail,
7301 Source is the name of the sender, and if the original message was
7302 news, Source is the list of newsgroups is was posted to."
7303 (let* ((group (message-fetch-field "newsgroups"))
7304 (from (message-fetch-field "from"))
7307 (gnus-group-decoded-name group)
7309 (car (gnus-extract-address-components from))
7310 (cadr (gnus-extract-address-components from))))
7313 (if message-forward-decoded-p
7315 (mail-decode-encoded-word-string prefix))
7318 (defun message-forward-subject-author-subject (subject)
7319 "Generate a SUBJECT for a forwarded message.
7320 The form is: [Source] Subject, where if the original message was mail,
7321 Source is the sender, and if the original message was news, Source is
7322 the list of newsgroups is was posted to."
7323 (let* ((group (message-fetch-field "newsgroups"))
7326 (gnus-group-decoded-name group)
7327 (or (message-fetch-field "from")
7330 (if message-forward-decoded-p
7332 (mail-decode-encoded-word-string prefix))
7335 (defun message-forward-subject-fwd (subject)
7336 "Generate a SUBJECT for a forwarded message.
7337 The form is: Fwd: Subject, where Subject is the original subject of
7339 (if (string-match "^Fwd: " subject)
7341 (concat "Fwd: " subject)))
7343 (defun message-make-forward-subject ()
7344 "Return a Subject header suitable for the message in the current buffer."
7347 (message-narrow-to-head-1)
7348 (let ((funcs message-make-forward-subject-function)
7349 (subject (message-fetch-field "Subject")))
7352 (if message-forward-decoded-p
7354 (mail-decode-encoded-word-string subject))
7356 (when message-wash-forwarded-subjects
7357 (setq subject (message-wash-subject subject)))
7358 ;; Make sure funcs is a list.
7361 (setq funcs (list funcs)))
7362 ;; Apply funcs in order, passing subject generated by previous
7363 ;; func to the next one.
7364 (dolist (func funcs)
7365 (when (functionp func)
7366 (setq subject (funcall func subject))))
7369 (defvar gnus-article-decoded-p)
7373 (defun message-forward (&optional news digest)
7374 "Forward the current message via mail.
7375 Optional NEWS will use news to forward instead of mail.
7376 Optional DIGEST will use digest to forward."
7378 (let* ((cur (current-buffer))
7379 (message-forward-decoded-p
7380 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
7381 gnus-article-decoded-p ;; In an article buffer.
7382 message-forward-decoded-p))
7383 (subject (message-make-forward-subject)))
7385 (message-news nil subject)
7386 (message-mail nil subject))
7387 (message-forward-make-body cur digest)))
7389 (defun message-forward-make-body-plain (forward-buffer)
7391 "\n-------------------- Start of forwarded message --------------------\n")
7393 (contents (with-current-buffer forward-buffer (buffer-string)))
7395 (unless (featurep 'xemacs)
7396 (unless (mm-multibyte-string-p contents)
7397 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7398 to the multibyte buffer \"%s\""
7399 (if (bufferp forward-buffer)
7400 (buffer-name forward-buffer)
7403 (insert (mm-with-multibyte-buffer
7406 (goto-char (point-min))
7407 (when (looking-at "From ")
7408 (replace-match "X-From-Line: "))
7410 (unless (bolp) (insert "\n"))
7413 "-------------------- End of forwarded message --------------------\n")
7414 (message-remove-ignored-headers b e)))
7416 (defun message-remove-ignored-headers (b e)
7417 (when message-forward-ignored-headers
7419 (narrow-to-region b e)
7421 (narrow-to-region (point)
7422 (or (search-forward "\n\n" nil t) (point)))
7423 (let ((ignored (if (stringp message-forward-ignored-headers)
7424 (list message-forward-ignored-headers)
7425 message-forward-ignored-headers)))
7426 (dolist (elem ignored)
7427 (message-remove-header elem t))))))
7429 (defun message-forward-make-body-mime (forward-buffer)
7431 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
7433 (narrow-to-region (point) (point))
7434 (mml-insert-buffer forward-buffer)
7435 (goto-char (point-min))
7436 (when (looking-at "From ")
7437 (replace-match "X-From-Line: "))
7438 (goto-char (point-max)))
7439 (insert "<#/part>\n")
7440 ;; Consider there is no illegible text.
7441 (add-text-properties
7443 `(no-illegible-text t rear-nonsticky t start-open t))))
7445 (defun message-forward-make-body-mml (forward-buffer)
7446 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
7447 (let ((b (point)) e)
7448 (if (not message-forward-decoded-p)
7449 (let ((contents (with-current-buffer forward-buffer (buffer-string))))
7450 (unless (featurep 'xemacs)
7451 (unless (mm-multibyte-string-p contents)
7452 (error "Attempt to insert unibyte string from the buffer \"%s\"\
7453 to the multibyte buffer \"%s\""
7454 (if (bufferp forward-buffer)
7455 (buffer-name forward-buffer)
7458 (insert (mm-with-multibyte-buffer
7461 (goto-char (point-min))
7462 (when (looking-at "From ")
7463 (replace-match "X-From-Line: "))
7466 (narrow-to-region (point) (point))
7467 (mml-insert-buffer forward-buffer)
7468 (goto-char (point-min))
7469 (when (looking-at "From ")
7470 (replace-match "X-From-Line: "))
7471 (goto-char (point-max))))
7473 (insert "<#/mml>\n")
7474 (when (and (not message-forward-decoded-p)
7475 message-forward-ignored-headers)
7476 (message-remove-ignored-headers b e))))
7478 (defun message-forward-make-body-digest-plain (forward-buffer)
7480 "\n-------------------- Start of forwarded message --------------------\n")
7481 (mml-insert-buffer forward-buffer)
7483 "\n-------------------- End of forwarded message --------------------\n"))
7485 (defun message-forward-make-body-digest-mime (forward-buffer)
7486 (insert "\n<#multipart type=digest>\n")
7487 (let ((b (point)) e)
7488 (insert-buffer-substring forward-buffer)
7490 (insert "<#/multipart>\n")
7492 (narrow-to-region b e)
7494 (narrow-to-region (point)
7495 (or (search-forward "\n\n" nil t) (point)))
7496 (delete-region (point-min) (point-max)))))
7498 (defun message-forward-make-body-digest (forward-buffer)
7499 (if message-forward-as-mime
7500 (message-forward-make-body-digest-mime forward-buffer)
7501 (message-forward-make-body-digest-plain forward-buffer)))
7503 (autoload 'mm-uu-dissect-text-parts "mm-uu")
7504 (autoload 'mm-uu-dissect "mm-uu")
7506 (defun message-signed-or-encrypted-p (&optional dont-emulate-mime handles)
7507 "Say whether the current buffer contains signed or encrypted message.
7508 If DONT-EMULATE-MIME is nil, this function does the MIME emulation on
7509 messages that don't conform to PGP/MIME described in RFC2015. HANDLES
7510 is for the internal use."
7512 (let ((mm-decrypt-option 'never)
7513 (mm-verify-option 'never))
7514 (if (setq handles (mm-dissect-buffer nil t))
7515 (unless dont-emulate-mime
7516 (mm-uu-dissect-text-parts handles))
7517 (unless dont-emulate-mime
7518 (setq handles (mm-uu-dissect))))))
7519 ;; Check text/plain message in which there is a signed or encrypted
7520 ;; body that has been encoded by B or Q.
7521 (unless (or handles dont-emulate-mime)
7522 (let ((cur (current-buffer))
7523 (mm-decrypt-option 'never)
7524 (mm-verify-option 'never))
7526 (insert-buffer-substring cur)
7527 (when (setq handles (mm-dissect-buffer t t))
7528 (if (and (bufferp (car handles))
7529 (equal (mm-handle-media-type handles) "text/plain"))
7532 (insert-buffer-substring (car handles))
7533 (mm-decode-content-transfer-encoding
7534 (mm-handle-encoding handles))
7535 (mm-destroy-parts handles)
7536 (setq handles (mm-uu-dissect)))
7537 (mm-destroy-parts handles)
7538 (setq handles nil))))))
7542 (dolist (handle (if (stringp (car handles))
7543 (if (member (car handles)
7544 '("multipart/signed"
7545 "multipart/encrypted"))
7549 (if (stringp (car handle))
7550 (when (message-signed-or-encrypted-p dont-emulate-mime handle)
7552 (when (and (bufferp (car handle))
7553 (equal (mm-handle-media-type handle)
7555 (with-current-buffer (mm-handle-buffer handle)
7556 (when (message-signed-or-encrypted-p dont-emulate-mime)
7557 (throw 'found t)))))))
7558 (mm-destroy-parts handles))))
7561 (defun message-forward-make-body (forward-buffer &optional digest)
7562 ;; Put point where we want it before inserting the forwarded
7564 (if message-forward-before-signature
7566 (goto-char (point-max)))
7568 (message-forward-make-body-digest forward-buffer)
7569 (if message-forward-as-mime
7570 (if (and message-forward-show-mml
7571 (not (and (eq message-forward-show-mml 'best)
7572 ;; Use the raw form in the body if it contains
7573 ;; signed or encrypted message so as not to be
7574 ;; destroyed by re-encoding.
7575 (with-current-buffer forward-buffer
7577 (message-signed-or-encrypted-p)
7579 (message-forward-make-body-mml forward-buffer)
7580 (message-forward-make-body-mime forward-buffer))
7581 (message-forward-make-body-plain forward-buffer)))
7582 (message-position-point))
7584 (declare-function rmail-toggle-header "rmail" (&optional arg))
7587 (defun message-forward-rmail-make-body (forward-buffer)
7588 (save-window-excursion
7589 (set-buffer forward-buffer)
7590 (if (rmail-msg-is-pruned)
7591 (if (fboundp 'rmail-msg-restore-non-pruned-header)
7592 (rmail-msg-restore-non-pruned-header) ; Emacs 22
7593 (rmail-toggle-header 0)))) ; Emacs 23
7594 (message-forward-make-body forward-buffer))
7596 ;; Fixme: Should have defcustom.
7598 (defun message-insinuate-rmail ()
7599 "Let RMAIL use message to forward."
7601 (setq rmail-enable-mime-composing t)
7602 (setq rmail-insert-mime-forwarded-message-function
7603 'message-forward-rmail-make-body))
7605 (defvar message-inhibit-body-encoding nil)
7608 (defun message-resend (address)
7609 "Resend the current article to ADDRESS."
7611 (list (message-read-from-minibuffer "Resend message to: ")))
7612 (message "Resending message to %s..." address)
7614 (let ((cur (current-buffer))
7616 ;; We first set up a normal mail buffer.
7617 (unless (message-mail-user-agent)
7618 (set-buffer (get-buffer-create " *message resend*"))
7619 (let ((inhibit-read-only t))
7621 (let ((message-this-is-mail t)
7622 message-generate-hashcash
7624 (message-setup `((To . ,address))))
7625 ;; Insert our usual headers.
7626 (message-generate-headers '(From Date To Message-ID))
7627 (message-narrow-to-headers)
7628 (when (setq gcc (mail-fetch-field "gcc" nil t))
7629 (message-remove-header "gcc"))
7630 ;; Remove X-Draft-From header etc.
7631 (message-remove-header message-ignored-mail-headers t)
7632 ;; Rename them all to "Resent-*".
7633 (goto-char (point-min))
7634 (while (re-search-forward "^[A-Za-z]" nil t)
7639 (let ((inhibit-read-only t))
7640 (delete-region (point) (point-max)))
7642 ;; Insert the message to be resent.
7643 (insert-buffer-substring cur)
7644 (goto-char (point-min))
7645 (search-forward "\n\n")
7648 (narrow-to-region beg (point))
7649 (message-remove-header message-ignored-resent-headers t)
7650 (goto-char (point-max)))
7651 (insert mail-header-separator)
7652 ;; Rename all old ("Also-")Resent headers.
7653 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
7656 ;; Quote any "From " lines at the beginning.
7658 (when (looking-at "From ")
7659 (replace-match "X-From-Line: "))
7661 (let ((message-inhibit-body-encoding
7662 ;; Don't do any further encoding if it looks like the
7663 ;; message has already been encoded.
7664 (let ((case-fold-search t))
7665 (re-search-forward "^mime-version:" nil t)))
7666 (message-inhibit-ecomplete t)
7667 message-required-mail-headers
7668 message-generate-hashcash
7669 rfc2047-encode-encoded-words)
7670 (message-send-mail))
7673 (insert "Gcc: " gcc "\n"))
7674 (run-hooks 'message-sent-hook)
7675 (kill-buffer (current-buffer)))
7676 (message "Resending message to %s...done" address)))
7679 (defun message-bounce ()
7680 "Re-mail the current message.
7681 This only makes sense if the current message is a bounce message that
7682 contains some mail you have written which has been bounced back to
7685 (let ((handles (mm-dissect-buffer t))
7687 (message-pop-to-buffer (message-buffer-name "bounce"))
7688 (if (stringp (car handles))
7689 ;; This is a MIME bounce.
7690 (mm-insert-part (car (last handles)))
7691 ;; This is a non-MIME bounce, so we try to remove things
7693 (mm-insert-part handles)
7695 (goto-char (point-min))
7696 (re-search-forward "\n\n+" nil t)
7697 (setq boundary (point))
7698 ;; We remove everything before the bounced mail.
7699 (if (or (re-search-forward message-unsent-separator nil t)
7701 (search-forward "\n\n" nil 'move)
7702 (re-search-backward "^Return-Path:.*\n" boundary t)))
7705 (delete-region (point-min)
7706 (if (re-search-forward "^[^ \n\t]+:" nil t)
7709 (goto-char boundary)
7710 (when (re-search-backward "^.?From .*\n" nil t)
7711 (delete-region (match-beginning 0) (match-end 0)))))
7714 (message-narrow-to-head-1)
7715 (message-remove-header message-ignored-bounced-headers t)
7716 (goto-char (point-max))
7717 (insert mail-header-separator))
7718 (message-position-point)))
7721 ;;; Interactive entry points for new message buffers.
7725 (defun message-mail-other-window (&optional to subject)
7726 "Like `message-mail' command, but display mail buffer in another window."
7728 (unless (message-mail-user-agent)
7729 (message-pop-to-buffer (message-buffer-name "mail" to)
7730 'switch-to-buffer-other-window))
7731 (let ((message-this-is-mail t))
7732 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7733 nil nil nil 'switch-to-buffer-other-window)))
7736 (defun message-mail-other-frame (&optional to subject)
7737 "Like `message-mail' command, but display mail buffer in another frame."
7739 (unless (message-mail-user-agent)
7740 (message-pop-to-buffer (message-buffer-name "mail" to)
7741 'switch-to-buffer-other-frame))
7742 (let ((message-this-is-mail t))
7743 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7744 nil nil nil 'switch-to-buffer-other-frame)))
7747 (defun message-news-other-window (&optional newsgroups subject)
7748 "Start editing a news article to be sent."
7750 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7751 'switch-to-buffer-other-window)
7752 (let ((message-this-is-news t))
7753 (message-setup `((Newsgroups . ,(or newsgroups ""))
7754 (Subject . ,(or subject ""))))))
7757 (defun message-news-other-frame (&optional newsgroups subject)
7758 "Start editing a news article to be sent."
7760 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)
7761 'switch-to-buffer-other-frame)
7762 (let ((message-this-is-news t))
7763 (message-setup `((Newsgroups . ,(or newsgroups ""))
7764 (Subject . ,(or subject ""))))))
7768 ;; This code should be moved to underline.el (from which it is stolen).
7771 (defun message-bold-region (start end)
7772 "Bold all nonblank characters in the region.
7773 Works by overstriking characters.
7774 Called from program, takes two arguments START and END
7775 which specify the range to operate on."
7778 (let ((end1 (make-marker)))
7779 (move-marker end1 (max start end))
7780 (goto-char (min start end))
7781 (while (< (point) end1)
7782 (or (looking-at "[_\^@- ]")
7783 (insert (char-after) "\b"))
7784 (forward-char 1)))))
7787 (defun message-unbold-region (start end)
7788 "Remove all boldness (overstruck characters) in the region.
7789 Called from program, takes two arguments START and END
7790 which specify the range to operate on."
7793 (let ((end1 (make-marker)))
7794 (move-marker end1 (max start end))
7795 (goto-char (min start end))
7796 (while (search-forward "\b" end1 t)
7797 (if (eq (char-after) (char-after (- (point) 2)))
7798 (delete-char -2))))))
7800 (defun message-exchange-point-and-mark ()
7801 "Exchange point and mark, but don't activate region if it was inactive."
7802 (goto-char (prog1 (mark t)
7803 (set-marker (mark-marker) (point)))))
7805 (defalias 'message-make-overlay 'make-overlay)
7806 (defalias 'message-delete-overlay 'delete-overlay)
7807 (defalias 'message-overlay-put 'overlay-put)
7808 (defun message-kill-all-overlays ()
7809 (if (featurep 'xemacs)
7810 (map-extents (lambda (extent ignore) (delete-extent extent)))
7811 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
7813 ;; Support for toolbar
7814 (defvar tool-bar-mode)
7816 ;; Note: The :set function in the `message-tool-bar*' variables will only
7817 ;; affect _new_ message buffers. We might add a function that walks thru all
7818 ;; message-mode buffers and force the update.
7819 (defun message-tool-bar-update (&optional symbol value)
7820 "Update message mode toolbar.
7821 Setter function for custom variables."
7822 (setq-default message-tool-bar-map nil)
7824 ;; When used as ":set" function:
7825 (set-default symbol value)))
7827 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
7828 'message-tool-bar-gnome
7829 'message-tool-bar-retro)
7830 "Specifies the message mode tool bar.
7832 It can be either a list or a symbol referring to a list. See
7833 `gmm-tool-bar-from-list' for the format of the list. The
7834 default key map is `message-mode-map'.
7836 Pre-defined symbols include `message-tool-bar-gnome' and
7837 `message-tool-bar-retro'."
7838 :type '(repeat gmm-tool-bar-list-item)
7839 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
7840 (const :tag "Retro look" message-tool-bar-retro)
7841 (repeat :tag "User defined list" gmm-tool-bar-item)
7843 :version "23.1" ;; No Gnus
7844 :initialize 'custom-initialize-default
7845 :set 'message-tool-bar-update
7848 (defcustom message-tool-bar-gnome
7849 '((ispell-message "spell" nil
7851 :visible (or (not (boundp 'flyspell-mode))
7852 (not flyspell-mode)))
7853 (flyspell-buffer "spell" t
7855 :visible (and (boundp 'flyspell-mode)
7857 :help "Flyspell whole buffer")
7858 (message-send-and-exit "mail/send" t :label "Send")
7859 (message-dont-send "mail/save-draft")
7860 (mml-attach-file "attach" mml-mode-map :vert-only t)
7861 (mml-preview "mail/preview" mml-mode-map)
7862 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
7863 (message-insert-importance-high "important" nil :visible nil)
7864 (message-insert-importance-low "unimportant" nil :visible nil)
7865 (message-insert-disposition-notification-to "receipt" nil :visible nil))
7866 "List of items for the message tool bar (GNOME style).
7868 See `gmm-tool-bar-from-list' for details on the format of the list."
7869 :type '(repeat gmm-tool-bar-item)
7870 :version "23.1" ;; No Gnus
7871 :initialize 'custom-initialize-default
7872 :set 'message-tool-bar-update
7875 (defcustom message-tool-bar-retro
7876 '(;; Old Emacs 21 icon for consistency.
7877 (message-send-and-exit "gnus/mail-send")
7878 (message-kill-buffer "close")
7879 (message-dont-send "cancel")
7880 (mml-attach-file "attach" mml-mode-map)
7881 (ispell-message "spell")
7882 (mml-preview "preview" mml-mode-map)
7883 (message-insert-importance-high "gnus/important")
7884 (message-insert-importance-low "gnus/unimportant")
7885 (message-insert-disposition-notification-to "gnus/receipt"))
7886 "List of items for the message tool bar (retro style).
7888 See `gmm-tool-bar-from-list' for details on the format of the list."
7889 :type '(repeat gmm-tool-bar-item)
7890 :version "23.1" ;; No Gnus
7891 :initialize 'custom-initialize-default
7892 :set 'message-tool-bar-update
7895 (defcustom message-tool-bar-zap-list
7896 '(new-file open-file dired kill-buffer write-file
7897 print-buffer customize help)
7898 "List of icon items from the global tool bar.
7899 These items are not displayed on the message mode tool bar.
7901 See `gmm-tool-bar-from-list' for the format of the list."
7902 :type 'gmm-tool-bar-zap-list
7903 :version "23.1" ;; No Gnus
7904 :initialize 'custom-initialize-default
7905 :set 'message-tool-bar-update
7908 (defvar image-load-path)
7910 (defun message-make-tool-bar (&optional force)
7911 "Make a message mode tool bar from `message-tool-bar-list'.
7912 When FORCE, rebuild the tool bar."
7913 (when (and (not (featurep 'xemacs))
7914 (boundp 'tool-bar-mode)
7916 (or (not message-tool-bar-map) force))
7917 (setq message-tool-bar-map
7919 (gmm-image-load-path-for-library "message"
7920 "mail/save-draft.xpm"
7922 (image-load-path (cons (car load-path)
7923 (when (boundp 'image-load-path)
7925 (gmm-tool-bar-from-list message-tool-bar
7926 message-tool-bar-zap-list
7927 'message-mode-map))))
7928 message-tool-bar-map)
7930 ;;; Group name completion.
7932 (defcustom message-newgroups-header-regexp
7933 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
7934 "Regexp that match headers that lists groups."
7938 (defcustom message-completion-alist
7939 (list (cons message-newgroups-header-regexp 'message-expand-group)
7940 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
7941 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
7942 . message-expand-name)
7943 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
7944 . message-expand-name))
7945 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
7948 :type '(alist :key-type regexp :value-type function))
7950 (defcustom message-expand-name-databases
7952 "List of databases to try for name completion (`message-expand-name').
7953 Each element is a symbol and can be `bbdb' or `eudc'."
7955 :type '(set (const bbdb) (const eudc)))
7957 (defcustom message-tab-body-function nil
7958 "*Function to execute when `message-tab' (TAB) is executed in the body.
7959 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7962 :link '(custom-manual "(message)Various Commands")
7963 :type '(choice (const nil)
7966 (declare-function mail-abbrev-in-expansion-header-p "mailabbrev" ())
7968 (defun message-tab ()
7969 "Complete names according to `message-completion-alist'.
7970 Execute function specified by `message-tab-body-function' when not in
7974 ((if (and (boundp 'completion-fail-discreetly)
7975 (fboundp 'completion-at-point))
7976 (let ((completion-fail-discreetly t)) (completion-at-point))
7977 (funcall (or (message-completion-function) #'ignore)))
7978 ;; Completion was performed; nothing else to do.
7980 (message-tab-body-function (funcall message-tab-body-function))
7981 (t (funcall (or (lookup-key text-mode-map "\t")
7982 (lookup-key global-map "\t")
7983 'indent-relative)))))
7985 (defvar mail-abbrev-mode-regexp)
7987 (defun message-completion-function ()
7988 (let ((alist message-completion-alist))
7990 (let ((mail-abbrev-mode-regexp (caar alist)))
7991 (not (mail-abbrev-in-expansion-header-p))))
7992 (setq alist (cdr alist)))
7994 (lexical-let ((fun (cdar alist)))
7995 ;; Even if completion fails, return a non-nil value, so as to avoid
7996 ;; falling back to message-tab-body-function.
7997 (lambda () (funcall fun) 'completion-attempted)))))
8002 (let ((standard-output (current-buffer)))
8003 (eval '(display-completion-list nil "")))
8004 (defalias 'message-display-completion-list 'display-completion-list))
8005 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
8006 (defun message-display-completion-list (completions &optional ignore)
8007 "Display the list of completions, COMPLETIONS, using `standard-output'."
8008 (display-completion-list completions)))))
8010 (defun message-expand-group ()
8011 "Expand the group name under point."
8012 (let* ((b (save-excursion
8017 (skip-chars-forward "^:")
8020 (skip-chars-backward "^, \t\n") (point))))
8021 (completion-ignore-case t)
8022 (e (progn (skip-chars-forward "^,\t\n ") (point)))
8023 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb)))
8024 (message-completion-in-region e b hashtb)))
8026 (defalias 'message-completion-in-region
8027 (if (fboundp 'completion-in-region)
8028 'completion-in-region
8029 (lambda (e b hashtb)
8030 (let* ((string (buffer-substring b e))
8031 (completions (all-completions string hashtb))
8033 (delete-region b (point))
8035 ((= (length completions) 1)
8036 (if (string= (car completions) string)
8039 (message "Only matching group"))
8040 (insert (car completions))))
8041 ((and (setq comp (try-completion string hashtb))
8042 (not (string= comp string)))
8047 (message "No matching groups")
8048 (save-selected-window
8049 (pop-to-buffer "*Completions*")
8050 (buffer-disable-undo)
8051 (let ((buffer-read-only nil))
8053 (let ((standard-output (current-buffer)))
8054 (message-display-completion-list (sort completions 'string<)
8056 (setq buffer-read-only nil)
8057 (goto-char (point-min))
8058 (delete-region (point)
8059 (progn (forward-line 3) (point))))))))))))
8061 (defun message-expand-name ()
8062 (cond ((and (memq 'eudc message-expand-name-databases)
8063 (boundp 'eudc-protocol)
8065 (eudc-expand-inline))
8066 ((and (memq 'bbdb message-expand-name-databases)
8067 (fboundp 'bbdb-complete-name))
8068 (let ((starttick (buffer-modified-tick)))
8069 (or (bbdb-complete-name)
8070 ;; Apparently, bbdb-complete-name can return nil even when
8071 ;; completion took place. So let's double check the buffer was
8073 (/= starttick (buffer-modified-tick)))))
8079 (defun message-talkative-question (ask question show &rest text)
8080 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
8081 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
8082 The following arguments may contain lists of values."
8084 (setq text (message-flatten-list text)))
8085 (save-window-excursion
8086 (with-output-to-temp-buffer " *MESSAGE information message*"
8087 (with-current-buffer " *MESSAGE information message*"
8088 (fundamental-mode) ; for Emacs 20.4+
8090 (goto-char (point-min))))
8091 (funcall ask question))
8092 (funcall ask question)))
8094 (defun message-flatten-list (list)
8095 "Return a new, flat list that contains all elements of LIST.
8097 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
8100 (apply 'append (mapcar 'message-flatten-list list)))
8104 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
8105 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
8106 Then clone the local variables and values from the old buffer to the
8107 new one, cloning only the locals having a substring matching the
8109 (let ((oldbuf (current-buffer)))
8110 (with-current-buffer (generate-new-buffer name)
8111 (message-clone-locals oldbuf varstr)
8114 (defun message-clone-locals (buffer &optional varstr)
8115 "Clone the local variables from BUFFER to the current buffer."
8116 (let ((locals (with-current-buffer buffer (buffer-local-variables)))
8117 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
8120 (when (and (consp local)
8122 (string-match regexp (symbol-name (car local)))
8124 (string-match varstr (symbol-name (car local)))))
8126 (set (make-local-variable (car local))
8134 (defun message-encode-message-body ()
8135 (unless message-inhibit-body-encoding
8136 (let ((mail-parse-charset (or mail-parse-charset
8137 message-default-charset))
8138 (case-fold-search t)
8139 lines content-type-p)
8142 (narrow-to-region (point) (point-max))
8143 (let ((new (mml-generate-mime)))
8145 (delete-region (point-min) (point-max))
8147 (goto-char (point-min))
8148 (if (eq (aref new 0) ?\n)
8150 (search-forward "\n\n")
8151 (setq lines (buffer-substring (point-min) (1- (point))))
8152 (delete-region (point-min) (point))))))
8154 (message-narrow-to-headers-or-head)
8155 (message-remove-header "Mime-Version")
8156 (goto-char (point-max))
8157 (insert "MIME-Version: 1.0\n")
8160 (setq content-type-p
8162 (re-search-backward "^Content-Type:" nil t))))
8164 (message-narrow-to-headers-or-head)
8165 (message-remove-first-header "Content-Type")
8166 (message-remove-first-header "Content-Transfer-Encoding"))
8167 ;; We always make sure that the message has a Content-Type
8168 ;; header. This is because some broken MTAs and MUAs get
8169 ;; awfully confused when confronted with a message with a
8170 ;; MIME-Version header and without a Content-Type header. For
8171 ;; instance, Solaris' /usr/bin/mail.
8172 (unless content-type-p
8173 (goto-char (point-min))
8174 ;; For unknown reason, MIME-Version doesn't exist.
8175 (when (re-search-forward "^MIME-Version:" nil t)
8177 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
8179 (defun message-read-from-minibuffer (prompt &optional initial-contents)
8180 "Read from the minibuffer while providing abbrev expansion."
8181 (if (fboundp 'mail-abbrevs-setup)
8182 (let ((minibuffer-setup-hook 'mail-abbrevs-setup)
8183 (minibuffer-local-map message-minibuffer-local-map))
8184 (flet ((mail-abbrev-in-expansion-header-p nil t))
8185 (read-from-minibuffer prompt initial-contents)))
8186 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
8187 (minibuffer-local-map message-minibuffer-local-map))
8188 (read-string prompt initial-contents))))
8190 (defun message-use-alternative-email-as-from ()
8191 "Set From field of the outgoing message to the first matching
8192 address in `message-alternative-emails', looking at To, Cc and
8193 From headers in the original article."
8194 (require 'mail-utils)
8195 (let* ((fields '("To" "Cc" "From"))
8198 (mail-strip-quoted-names
8199 (mapconcat 'message-fetch-reply-field fields ","))
8203 (if (string-match message-alternative-emails (car emails))
8204 (setq email (car emails)
8207 (unless (or (not email) (equal email user-mail-address))
8208 (message-remove-header "From")
8209 (goto-char (point-max))
8210 (insert "From: " (let ((user-mail-address email)) (message-make-from))
8213 (defun message-options-get (symbol)
8214 (cdr (assq symbol message-options)))
8216 (defun message-options-set (symbol value)
8217 (let ((the-cons (assq symbol message-options)))
8220 (setcdr the-cons value)
8221 (setq message-options (delq the-cons message-options)))
8223 (push (cons symbol value) message-options))))
8226 (defun message-options-set-recipient ()
8228 (message-narrow-to-headers-or-head)
8229 (message-options-set 'message-sender
8230 (mail-strip-quoted-names
8231 (message-fetch-field "from")))
8232 (message-options-set 'message-recipients
8233 (mail-strip-quoted-names
8234 (let ((to (message-fetch-field "to"))
8235 (cc (message-fetch-field "cc"))
8236 (bcc (message-fetch-field "bcc")))
8239 (if (and to cc) ", ")
8241 (if (and (or to cc) bcc) ", ")
8244 (defun message-hide-headers ()
8245 "Hide headers based on the `message-hidden-headers' variable."
8246 (let ((regexps (if (stringp message-hidden-headers)
8247 (list message-hidden-headers)
8248 message-hidden-headers))
8249 (inhibit-point-motion-hooks t)
8250 (after-change-functions nil)
8251 (end-of-headers (point-min)))
8255 (message-narrow-to-headers)
8256 (goto-char (point-min))
8258 (if (not (message-hide-header-p regexps))
8259 (message-next-header)
8260 (let ((begin (point))
8262 (message-next-header)
8263 (setq header (buffer-substring begin (point))
8264 header-len (- (point) begin))
8265 (delete-region begin (point))
8266 (goto-char end-of-headers)
8268 (setq end-of-headers
8269 (+ end-of-headers header-len))))))))
8270 (narrow-to-region end-of-headers (point-max))))
8272 (defun message-hide-header-p (regexps)
8275 (when (eq (car regexps) 'not)
8278 (dolist (regexp regexps)
8279 (setq result (or result (looking-at regexp))))
8284 (declare-function ecomplete-add-item "ecomplete" (type key text))
8285 (declare-function ecomplete-save "ecomplete" ())
8287 (defun message-put-addresses-in-ecomplete ()
8288 (require 'ecomplete)
8289 (dolist (header '("to" "cc" "from" "reply-to"))
8290 (let ((value (message-field-value header)))
8291 (dolist (string (mail-header-parse-addresses value 'raw))
8293 (gnus-replace-in-string
8294 (gnus-replace-in-string string "^ +\\| +$" "") "\n" ""))
8295 (ecomplete-add-item 'mail (car (mail-header-parse-address string))
8299 (autoload 'ecomplete-display-matches "ecomplete")
8301 (defun message-display-abbrev (&optional choose)
8302 "Display the next possible abbrev for the text before point."
8303 (interactive (list t))
8304 (when (and (memq (char-after (point-at-bol)) '(?C ?T ?\t ? ))
8305 (message-point-in-header-p)
8308 (while (and (memq (char-after) '(?\t ? ))
8309 (zerop (forward-line -1))))
8310 (looking-at "To:\\|Cc:")))
8311 (let* ((end (point))
8312 (start (save-excursion
8313 (and (re-search-backward "[\n\t ]" nil t)
8315 (word (when start (buffer-substring start end)))
8316 (match (when (and word
8317 (not (zerop (length word))))
8318 (ecomplete-display-matches 'mail word choose))))
8319 (when (and choose match)
8320 (delete-region start end)
8323 ;; To send pre-formatted letters like the example below, you can use
8324 ;; `message-send-form-letter':
8325 ;; --8<---------------cut here---------------start------------->8---
8326 ;; To: alice@invalid.invalid
8327 ;; Subject: Verification of your contact information
8328 ;; From: Contact verification <admin@foo.invalid>
8329 ;; --text follows this line--
8331 ;; please verify that your contact information is still valid:
8332 ;; Alice A, A avenue 11, 1111 A town, Austria
8333 ;; ----------next form letter message follows this line----------
8334 ;; To: bob@invalid.invalid
8335 ;; Subject: Verification of your contact information
8336 ;; From: Contact verification <admin@foo.invalid>
8337 ;; --text follows this line--
8339 ;; please verify that your contact information is still valid:
8340 ;; Bob, B street 22, 22222 Be town, Belgium
8341 ;; ----------next form letter message follows this line----------
8342 ;; To: charlie@invalid.invalid
8343 ;; Subject: Verification of your contact information
8344 ;; From: Contact verification <admin@foo.invalid>
8345 ;; --text follows this line--
8347 ;; please verify that your contact information is still valid:
8348 ;; Charlie Chaplin, C plaza 33, 33333 C town, Chile
8349 ;; --8<---------------cut here---------------end--------------->8---
8351 ;; FIXME: What is the most common term (circular letter, form letter, serial
8352 ;; letter, standard letter) for such kind of letter? See also
8353 ;; <http://en.wikipedia.org/wiki/Form_letter>
8355 ;; FIXME: Maybe extent message-mode's font-lock support to recognize
8356 ;; `message-form-letter-separator', i.e. highlight each message like a single
8359 (defcustom message-form-letter-separator
8360 "\n----------next form letter message follows this line----------\n"
8361 "Separator for `message-send-form-letter'."
8362 ;; :group 'message-form-letter
8363 :group 'message-various
8364 :version "23.1" ;; No Gnus
8367 (defcustom message-send-form-letter-delay 1
8368 "Delay in seconds when sending a message with `message-send-form-letter'.
8369 Only used when `message-send-form-letter' is called with non-nil
8371 ;; :group 'message-form-letter
8372 :group 'message-various
8373 :version "23.1" ;; No Gnus
8376 (defun message-send-form-letter (&optional force)
8377 "Sent all form letter messages from current buffer.
8378 Unless FORCE, prompt before sending.
8380 The messages are separated by `message-form-letter-separator'.
8381 Header and body are separated by `mail-header-separator'."
8383 (let ((sent 0) (skipped 0)
8387 (goto-char (point-min))
8390 end (if (search-forward message-form-letter-separator nil t)
8391 (- (point) (length message-form-letter-separator) -1)
8395 (buffer-substring-no-properties start end))
8396 (setq buff (generate-new-buffer "*mail - form letter*"))
8397 (with-current-buffer buff
8400 (setq to (message-fetch-field "To"))
8401 (switch-to-buffer buff)
8403 (sit-for message-send-form-letter-delay))
8405 (y-or-n-p (format "Send message to `%s'? " to)))
8407 (setq sent (1+ sent))
8408 (message-send-and-exit))
8409 (message (format "Message to `%s' skipped." to))
8410 (setq skipped (1+ skipped)))
8411 (when (buffer-live-p buff)
8412 (kill-buffer buff))))
8413 (message "%s message(s) sent, %s skipped." sent skipped)))
8415 (defun message-replace-header (header new-value &optional after force)
8416 "Remove HEADER and insert the NEW-VALUE.
8417 If AFTER, insert after this header. If FORCE, insert new field
8418 even if NEW-VALUE is empty."
8419 ;; Similar to `nnheader-replace-header' but for message buffers.
8422 (message-narrow-to-headers)
8423 (message-remove-header header))
8424 (when (or force (> (length new-value) 0))
8426 (message-position-on-field header after)
8427 (message-position-on-field header))
8428 (insert new-value))))
8430 (defcustom message-recipients-without-full-name
8431 (list "ding@gnus.org"
8433 "emacs-devel@gnu.org"
8434 "emacs-pretest-bug@gnu.org"
8435 "bug-gnu-emacs@gnu.org")
8436 "Mail addresses that have no full name.
8437 Used in `message-simplify-recipients'."
8438 ;; Maybe the addresses could be extracted from
8439 ;; `gnus-parameter-to-list-alist'?
8440 :type '(choice (const :tag "None" nil)
8442 :version "23.1" ;; No Gnus
8443 :group 'message-headers)
8445 (defun message-simplify-recipients ()
8447 (dolist (hdr '("Cc" "To"))
8448 (message-replace-header
8452 (if (and message-recipients-without-full-name
8454 (regexp-opt message-recipients-without-full-name)
8458 (message-make-from (car addrcomp) (cadr addrcomp))
8460 (when (message-fetch-field hdr)
8461 (mail-extract-address-components
8462 (message-fetch-field hdr) t))
8465 (when (featurep 'xemacs)
8466 (require 'messagexmas)
8467 (message-xmas-redefine))
8471 (run-hooks 'message-load-hook)
8474 ;; coding: iso-8859-1
8477 ;;; message.el ends here