1 ;;; message.el --- composing mail and news messages
3 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
4 ;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
6 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
7 ;; Keywords: mail, news
9 ;; This file is part of GNU Emacs.
11 ;; GNU Emacs is free software: you can redistribute it and/or modify
12 ;; it under the terms of the GNU General Public License as published by
13 ;; the Free Software Foundation, either version 3 of the License, or
14 ;; (at your option) any later version.
16 ;; GNU Emacs is distributed in the hope that it will be useful,
17 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
18 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 ;; GNU General Public License for more details.
21 ;; You should have received a copy of the GNU General Public License
22 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
26 ;; This mode provides mail-sending facilities from within Emacs. It
27 ;; consists mainly of large chunks of code from the sendmail.el,
28 ;; gnus-msg.el and rnewspost.el files.
33 (unless (fboundp 'declare-function) (defmacro declare-function (&rest r))))
42 ;; This is apparently necessary even though things are autoloaded.
43 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
44 ;; require mailabbrev here.
45 (if (featurep 'xemacs)
46 (require 'mail-abbrevs)
47 (require 'mailabbrev))
53 (autoload 'mailclient-send-it "mailclient") ;; Emacs 22 or contrib/
55 (defvar gnus-message-group-art)
56 (defvar gnus-list-identifiers) ; gnus-sum is required where necessary
57 (defvar rmail-enable-mime-composing)
59 (defgroup message '((user-mail-address custom-variable)
60 (user-full-name custom-variable))
61 "Mail and news message composing."
62 :link '(custom-manual "(message)Top")
66 (put 'user-mail-address 'custom-type 'string)
67 (put 'user-full-name 'custom-type 'string)
69 (defgroup message-various nil
70 "Various Message Variables."
71 :link '(custom-manual "(message)Various Message Variables")
74 (defgroup message-buffers nil
76 :link '(custom-manual "(message)Message Buffers")
79 (defgroup message-sending nil
81 :link '(custom-manual "(message)Sending Variables")
84 (defgroup message-interface nil
86 :link '(custom-manual "(message)Interface")
89 (defgroup message-forwarding nil
91 :link '(custom-manual "(message)Forwarding")
92 :group 'message-interface)
94 (defgroup message-insertion nil
96 :link '(custom-manual "(message)Insertion")
99 (defgroup message-headers nil
101 :link '(custom-manual "(message)Message Headers")
104 (defgroup message-news nil
105 "Composing News Messages."
108 (defgroup message-mail nil
109 "Composing Mail Messages."
112 (defgroup message-faces nil
113 "Faces used for message composing."
117 (defcustom message-directory "~/Mail/"
118 "*Directory from which all other mail file variables are derived."
119 :group 'message-various
122 (defcustom message-max-buffers 10
123 "*How many buffers to keep before starting to kill them off."
124 :group 'message-buffers
127 (defcustom message-send-rename-function nil
128 "Function called to rename the buffer after sending it."
129 :group 'message-buffers
130 :type '(choice function (const nil)))
132 (defcustom message-fcc-handler-function 'message-output
133 "*A function called to save outgoing articles.
134 This function will be called with the name of the file to store the
135 article in. The default function is `message-output' which saves in Unix
137 :type '(radio (function-item message-output)
138 (function :tag "Other"))
139 :group 'message-sending)
141 (defcustom message-fcc-externalize-attachments nil
142 "If non-nil, attachments are included as external parts in Fcc copies."
145 :group 'message-sending)
147 (defcustom message-courtesy-message
148 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
149 "*This is inserted at the start of a mailed copy of a posted message.
150 If the string contains the format spec \"%s\", the Newsgroups
151 the article has been posted to will be inserted there.
152 If this variable is nil, no such courtesy message will be added."
153 :group 'message-sending
154 :type '(radio string (const nil)))
156 (defcustom message-ignored-bounced-headers
157 "^\\(Received\\|Return-Path\\|Delivered-To\\):"
158 "*Regexp that matches headers to be removed in resent bounced mail."
159 :group 'message-interface
162 (defcustom message-from-style 'default
163 "*Specifies how \"From\" headers look.
165 If nil, they contain just the return address like:
167 If `parens', they look like:
168 king@grassland.com (Elvis Parsley)
169 If `angles', they look like:
170 Elvis Parsley <king@grassland.com>
172 Otherwise, most addresses look like `angles', but they look like
173 `parens' if `angles' would need quoting and `parens' would not."
174 :type '(choice (const :tag "simple" nil)
178 :group 'message-headers)
180 (defcustom message-insert-canlock t
181 "Whether to insert a Cancel-Lock header in news postings."
183 :group 'message-headers
186 (defcustom message-syntax-checks
187 (if message-insert-canlock '((sender . disabled)) nil)
188 ;; Guess this one shouldn't be easy to customize...
189 "*Controls what syntax checks should not be performed on outgoing posts.
190 To disable checking of long signatures, for instance, add
191 `(signature . disabled)' to this list.
193 Don't touch this variable unless you really know what you're doing.
195 Checks include `approved', `bogus-recipient', `continuation-headers',
196 `control-chars', `empty', `existing-newsgroups', `from', `illegible-text',
197 `invisible-text', `long-header-lines', `long-lines', `message-id',
198 `multiple-headers', `new-text', `newsgroups', `quoting-style',
199 `repeated-newsgroups', `reply-to', `sender', `sendsys', `shoot',
200 `shorten-followup-to', `signature', `size', `subject', `subject-cmsg'
201 and `valid-newsgroups'."
203 :type '(repeat sexp)) ; Fixme: improve this
205 (defcustom message-required-headers '((optional . References)
207 "*Headers to be generated or prompted for when sending a message.
208 Also see `message-required-news-headers' and
209 `message-required-mail-headers'."
212 :group 'message-headers
213 :link '(custom-manual "(message)Message Headers")
214 :type '(repeat sexp))
216 (defcustom message-draft-headers '(References From Date)
217 "*Headers to be generated when saving a draft message."
220 :group 'message-headers
221 :link '(custom-manual "(message)Message Headers")
222 :type '(repeat sexp))
224 (defcustom message-required-news-headers
225 '(From Newsgroups Subject Date Message-ID
226 (optional . Organization)
227 (optional . User-Agent))
228 "*Headers to be generated or prompted for when posting an article.
229 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
230 Message-ID. Organization, Lines, In-Reply-To, Expires, and
231 User-Agent are optional. If you don't want message to insert some
232 header, remove it from this list."
234 :group 'message-headers
235 :link '(custom-manual "(message)Message Headers")
236 :type '(repeat sexp))
238 (defcustom message-required-mail-headers
239 '(From Subject Date (optional . In-Reply-To) Message-ID
240 (optional . User-Agent))
241 "*Headers to be generated or prompted for when mailing a message.
242 It is recommended that From, Date, To, Subject and Message-ID be
243 included. Organization and User-Agent are optional."
245 :group 'message-headers
246 :link '(custom-manual "(message)Message Headers")
247 :type '(repeat sexp))
249 (defcustom message-deletable-headers '(Message-ID Date Lines)
250 "Headers to be deleted if they already exist and were generated by message previously."
251 :group 'message-headers
252 :link '(custom-manual "(message)Message Headers")
255 (defcustom message-ignored-news-headers
256 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
257 "*Regexp of headers to be removed unconditionally before posting."
259 :group 'message-headers
260 :link '(custom-manual "(message)Message Headers")
261 :type '(repeat :value-to-internal (lambda (widget value)
262 (custom-split-regexp-maybe value))
263 :match (lambda (widget value)
265 (widget-editable-list-match widget value)))
268 (defcustom message-ignored-mail-headers
269 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
270 "*Regexp of headers to be removed unconditionally before mailing."
272 :group 'message-headers
273 :link '(custom-manual "(message)Mail Headers")
276 (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:"
277 "*Header lines matching this regexp will be deleted before posting.
278 It's best to delete old Path and Date headers before posting to avoid
280 :group 'message-interface
281 :link '(custom-manual "(message)Superseding")
282 :type '(repeat :value-to-internal (lambda (widget value)
283 (custom-split-regexp-maybe value))
284 :match (lambda (widget value)
286 (widget-editable-list-match widget value)))
289 (defcustom message-subject-re-regexp
290 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
291 "*Regexp matching \"Re: \" in the subject line."
292 :group 'message-various
293 :link '(custom-manual "(message)Message Headers")
296 ;;; Start of variables adopted from `message-utils.el'.
298 (defcustom message-subject-trailing-was-query 'ask
299 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
300 If nil, leave the subject unchanged. If it is the symbol `ask', query
301 the user what do do. In this case, the subject is matched against
302 `message-subject-trailing-was-ask-regexp'. If
303 `message-subject-trailing-was-query' is t, always strip the trailing
304 old subject. In this case, `message-subject-trailing-was-regexp' is
307 :type '(choice (const :tag "never" nil)
308 (const :tag "always strip" t)
310 :link '(custom-manual "(message)Message Headers")
311 :group 'message-various)
313 (defcustom message-subject-trailing-was-ask-regexp
314 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
315 "*Regexp matching \"(was: <old subject>)\" in the subject line.
317 The function `message-strip-subject-trailing-was' uses this regexp if
318 `message-subject-trailing-was-query' is set to the symbol `ask'. If
319 the variable is t instead of `ask', use
320 `message-subject-trailing-was-regexp' instead.
322 It is okay to create some false positives here, as the user is asked."
324 :group 'message-various
325 :link '(custom-manual "(message)Message Headers")
328 (defcustom message-subject-trailing-was-regexp
329 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
330 "*Regexp matching \"(was: <old subject>)\" in the subject line.
332 If `message-subject-trailing-was-query' is set to t, the subject is
333 matched against `message-subject-trailing-was-regexp' in
334 `message-strip-subject-trailing-was'. You should use a regexp creating very
335 few false positives here."
337 :group 'message-various
338 :link '(custom-manual "(message)Message Headers")
341 ;;; marking inserted text
343 (defcustom message-mark-insert-begin
344 "--8<---------------cut here---------------start------------->8---\n"
345 "How to mark the beginning of some inserted text."
348 :link '(custom-manual "(message)Insertion Variables")
349 :group 'message-various)
351 (defcustom message-mark-insert-end
352 "--8<---------------cut here---------------end--------------->8---\n"
353 "How to mark the end of some inserted text."
356 :link '(custom-manual "(message)Insertion Variables")
357 :group 'message-various)
359 (defcustom message-archive-header "X-No-Archive: Yes\n"
360 "Header to insert when you don't want your article to be archived.
361 Archives \(such as groups.google.com\) respect this header."
364 :link '(custom-manual "(message)Header Commands")
365 :group 'message-various)
367 (defcustom message-archive-note
368 "X-No-Archive: Yes - save http://groups.google.com/"
369 "Note to insert why you wouldn't want this posting archived.
370 If nil, don't insert any text in the body."
372 :type '(radio string (const nil))
373 :link '(custom-manual "(message)Header Commands")
374 :group 'message-various)
376 ;;; Crossposts and Followups
377 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
378 ;; new suggestions by R. Weikusat <rw at another.de>
380 (defvar message-cross-post-old-target nil
381 "Old target for cross-posts or follow-ups.")
382 (make-variable-buffer-local 'message-cross-post-old-target)
384 (defcustom message-cross-post-default t
385 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
386 If nil, `message-cross-post-followup-to' will only do a followup. Note that
387 you can explicitly override this setting by calling
388 `message-cross-post-followup-to' with a prefix."
391 :group 'message-various)
393 (defcustom message-cross-post-note "Crosspost & Followup-To: "
394 "Note to insert before signature to notify of cross-post and follow-up."
397 :group 'message-various)
399 (defcustom message-followup-to-note "Followup-To: "
400 "Note to insert before signature to notify of follow-up only."
403 :group 'message-various)
405 (defcustom message-cross-post-note-function 'message-cross-post-insert-note
406 "Function to use to insert note about Crosspost or Followup-To.
407 The function will be called with four arguments. The function should not only
408 insert a note, but also ensure old notes are deleted. See the documentation
409 for `message-cross-post-insert-note'."
412 :group 'message-various)
414 ;;; End of variables adopted from `message-utils.el'.
416 (defcustom message-signature-separator "^-- $"
417 "Regexp matching the signature separator.
418 This variable is used to strip off the signature from quoted text
419 when `message-cite-function' is
420 `message-cite-original-without-signature'. Most useful values
421 are \"^-- $\" (strict) and \"^-- *$\" (loose; allow missing
423 :type '(choice (const :tag "strict" "^-- $")
424 (const :tag "loose" "^-- *$")
426 :version "22.3" ;; Gnus 5.10.12 (changed default)
427 :link '(custom-manual "(message)Various Message Variables")
428 :group 'message-various)
430 (defcustom message-elide-ellipsis "\n[...]\n\n"
431 "*The string which is inserted for elided text."
433 :link '(custom-manual "(message)Various Commands")
434 :group 'message-various)
436 (defcustom message-interactive t
437 "Non-nil means when sending a message wait for and display errors.
438 nil means let mailer mail back a message to report errors."
439 :group 'message-sending
441 :link '(custom-manual "(message)Sending Variables")
444 (defcustom message-generate-new-buffers 'unique
445 "*Say whether to create a new message buffer to compose a message.
446 Valid values include:
449 Generate the buffer name in the Message way (e.g., *mail*, *news*,
450 *mail to whom*, *news on group*, etc.) and continue editing in the
451 existing buffer of that name. If there is no such buffer, it will
455 Create the new buffer with the name generated in the Message way.
458 Similar to `unique' but the buffer name begins with \"*unsent \".
461 Similar to nil but the buffer name is simpler like *mail message*.
464 If this is a function, call that function with three parameters:
465 The type, the To address and the group name (any of these may be nil).
466 The function should return the new buffer name."
467 :group 'message-buffers
468 :link '(custom-manual "(message)Message Buffers")
469 :type '(choice (const nil)
470 (sexp :tag "unique" :format "unique\n" :value unique
471 :match (lambda (widget value) (memq value '(unique t))))
474 (function :format "\n %{%t%}: %v")))
476 (defcustom message-kill-buffer-on-exit nil
477 "*Non-nil means that the message buffer will be killed after sending a message."
478 :group 'message-buffers
479 :link '(custom-manual "(message)Message Buffers")
482 (defcustom message-kill-buffer-query t
483 "*Non-nil means that killing a modified message buffer has to be confirmed.
484 This is used by `message-kill-buffer'."
485 :version "23.1" ;; No Gnus
486 :group 'message-buffers
489 (defvar gnus-local-organization)
490 (defcustom message-user-organization
491 (or (and (boundp 'gnus-local-organization)
492 (stringp gnus-local-organization)
493 gnus-local-organization)
494 (getenv "ORGANIZATION")
496 "*String to be used as an Organization header.
497 If t, use `message-user-organization-file'."
498 :group 'message-headers
499 :type '(choice string
500 (const :tag "consult file" t)))
502 (defcustom message-user-organization-file
504 (dolist (f (list "/etc/organization"
505 "/etc/news/organization"
506 "/usr/lib/news/organization"))
507 (when (file-readable-p f)
510 "*Local news organization file."
512 :link '(custom-manual "(message)News Headers")
513 :group 'message-headers)
515 (defcustom message-make-forward-subject-function
516 #'message-forward-subject-name-subject
517 "*List of functions called to generate subject headers for forwarded messages.
518 The subject generated by the previous function is passed into each
521 The provided functions are:
523 * `message-forward-subject-author-subject' Source of article (author or
524 newsgroup), in brackets followed by the subject
525 * `message-forward-subject-name-subject' Source of article (name of author
526 or newsgroup), in brackets followed by the subject
527 * `message-forward-subject-fwd' Subject of article with 'Fwd:' prepended
529 :group 'message-forwarding
530 :link '(custom-manual "(message)Forwarding")
531 :type '(radio (function-item message-forward-subject-author-subject)
532 (function-item message-forward-subject-fwd)
533 (function-item message-forward-subject-name-subject)
534 (repeat :tag "List of functions" function)))
536 (defcustom message-forward-as-mime t
537 "*Non-nil means forward messages as an inline/rfc822 MIME section.
538 Otherwise, directly inline the old message in the forwarded message."
540 :group 'message-forwarding
541 :link '(custom-manual "(message)Forwarding")
544 (defcustom message-forward-show-mml 'best
545 "*Non-nil means show forwarded messages as MML (decoded from MIME).
546 Otherwise, forwarded messages are unchanged.
547 Can also be the symbol `best' to indicate that MML should be
548 used, except when it is a bad idea to use MML. One example where
549 it is a bad idea is when forwarding a signed or encrypted
550 message, because converting MIME to MML would invalidate the
553 :group 'message-forwarding
554 :type '(choice (const :tag "use MML" t)
555 (const :tag "don't use MML " nil)
556 (const :tag "use MML when appropriate" best)))
558 (defcustom message-forward-before-signature t
559 "*Non-nil means put forwarded message before signature, else after."
560 :group 'message-forwarding
563 (defcustom message-wash-forwarded-subjects nil
564 "*Non-nil means try to remove as much cruft as possible from the subject.
565 Done before generating the new subject of a forward."
566 :group 'message-forwarding
567 :link '(custom-manual "(message)Forwarding")
570 (defcustom message-ignored-resent-headers
571 ;; `Delivered-To' needs to be removed because some mailers use it to
572 ;; detect loops, so if you resend a message to an address that ultimately
573 ;; comes back to you (e.g. a mailing-list to which you subscribe, in which
574 ;; case you may be removed from the list on the grounds that mail to you
575 ;; bounced with a "mailing loop" error).
576 "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From \\|^Delivered-To:"
577 "*All headers that match this regexp will be deleted when resending a message."
578 :group 'message-interface
579 :link '(custom-manual "(message)Resending")
580 :type '(repeat :value-to-internal (lambda (widget value)
581 (custom-split-regexp-maybe value))
582 :match (lambda (widget value)
584 (widget-editable-list-match widget value)))
587 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
588 "*All headers that match this regexp will be deleted when forwarding a message."
590 :group 'message-forwarding
591 :type '(repeat :value-to-internal (lambda (widget value)
592 (custom-split-regexp-maybe value))
593 :match (lambda (widget value)
595 (widget-editable-list-match widget value)))
598 (defcustom message-ignored-cited-headers "."
599 "*Delete these headers from the messages you yank."
600 :group 'message-insertion
601 :link '(custom-manual "(message)Insertion Variables")
604 (defcustom message-cite-prefix-regexp
605 (if (string-match "[[:digit:]]" "1")
606 ;; Support POSIX? XEmacs 21.5.27 doesn't.
607 "\\([ \t]*[_.[:word:]]+>+\\|[ \t]*[]>|}]\\)+"
608 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
609 (let (non-word-constituents)
610 (with-syntax-table text-mode-syntax-table
611 (setq non-word-constituents
613 (if (string-match "\\w" "_") "" "_")
614 (if (string-match "\\w" ".") "" "."))))
615 (if (equal non-word-constituents "")
616 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}]\\)+"
617 (concat "\\([ \t]*\\(\\w\\|["
618 non-word-constituents
619 "]\\)+>+\\|[ \t]*[]>|}]\\)+"))))
620 "*Regexp matching the longest possible citation prefix on a line."
622 :group 'message-insertion
623 :link '(custom-manual "(message)Insertion Variables")
625 :set (lambda (symbol value)
627 (custom-set-default symbol value)
628 (if (boundp 'gnus-message-cite-prefix-regexp)
629 (setq gnus-message-cite-prefix-regexp
630 (concat "^\\(?:" value "\\)"))))))
632 (defcustom message-cancel-message "I am canceling my own article.\n"
633 "Message to be inserted in the cancel message."
634 :group 'message-interface
635 :link '(custom-manual "(message)Canceling News")
638 (defvar smtpmail-default-smtp-server)
640 (defun message-send-mail-function ()
641 "Return suitable value for the variable `message-send-mail-function'."
642 (cond ((and (require 'sendmail)
643 (boundp 'sendmail-program)
645 (executable-find sendmail-program))
646 'message-send-mail-with-sendmail)
647 ((and (locate-library "smtpmail")
649 smtpmail-default-smtp-server)
650 'message-smtpmail-send-it)
651 ((locate-library "mailclient")
652 'message-send-mail-with-mailclient)
655 (error "Don't know how to send mail. Please customize `message-send-mail-function'")))))
657 ;; Useful to set in site-init.el
658 (defcustom message-send-mail-function (message-send-mail-function)
659 "Function to call to send the current buffer as mail.
660 The headers should be delimited by a line whose contents match the
661 variable `mail-header-separator'.
663 Valid values include `message-send-mail-with-sendmail'
664 `message-send-mail-with-mh', `message-send-mail-with-qmail',
665 `message-smtpmail-send-it', `smtpmail-send-it',
666 `feedmail-send-it' and `message-send-mail-with-mailclient'. The
667 default is system dependent and determined by the function
668 `message-send-mail-function'.
670 See also `send-mail-function'."
671 :type '(radio (function-item message-send-mail-with-sendmail)
672 (function-item message-send-mail-with-mh)
673 (function-item message-send-mail-with-qmail)
674 (function-item message-smtpmail-send-it)
675 (function-item smtpmail-send-it)
676 (function-item feedmail-send-it)
677 (function-item message-send-mail-with-mailclient
678 :tag "Use Mailclient package")
679 (function :tag "Other"))
680 :group 'message-sending
681 :version "23.1" ;; No Gnus
682 :initialize 'custom-initialize-default
683 :link '(custom-manual "(message)Mail Variables")
684 :group 'message-mail)
686 (defcustom message-send-news-function 'message-send-news
687 "Function to call to send the current buffer as news.
688 The headers should be delimited by a line whose contents match the
689 variable `mail-header-separator'."
690 :group 'message-sending
692 :link '(custom-manual "(message)News Variables")
695 (defcustom message-reply-to-function nil
696 "If non-nil, function that should return a list of headers.
697 This function should pick out addresses from the To, Cc, and From headers
698 and respond with new To and Cc headers."
699 :group 'message-interface
700 :link '(custom-manual "(message)Reply")
701 :type '(choice function (const nil)))
703 (defcustom message-wide-reply-to-function nil
704 "If non-nil, function that should return a list of headers.
705 This function should pick out addresses from the To, Cc, and From headers
706 and respond with new To and Cc headers."
707 :group 'message-interface
708 :link '(custom-manual "(message)Wide Reply")
709 :type '(choice function (const nil)))
711 (defcustom message-followup-to-function nil
712 "If non-nil, function that should return a list of headers.
713 This function should pick out addresses from the To, Cc, and From headers
714 and respond with new To and Cc headers."
715 :group 'message-interface
716 :link '(custom-manual "(message)Followup")
717 :type '(choice function (const nil)))
719 (defcustom message-extra-wide-headers nil
720 "If non-nil, a list of additional address headers.
721 These are used when composing a wide reply."
722 :group 'message-sending
723 :type '(repeat string))
725 (defcustom message-use-followup-to 'ask
726 "*Specifies what to do with Followup-To header.
727 If nil, always ignore the header. If it is t, use its value, but
728 query before using the \"poster\" value. If it is the symbol `ask',
729 always query the user whether to use the value. If it is the symbol
730 `use', always use the value."
731 :group 'message-interface
732 :link '(custom-manual "(message)Followup")
733 :type '(choice (const :tag "ignore" nil)
734 (const :tag "use & query" t)
738 (defcustom message-use-mail-followup-to 'use
739 "*Specifies what to do with Mail-Followup-To header.
740 If nil, always ignore the header. If it is the symbol `ask', always
741 query the user whether to use the value. If it is the symbol `use',
742 always use the value."
744 :group 'message-interface
745 :link '(custom-manual "(message)Mailing Lists")
746 :type '(choice (const :tag "ignore" nil)
750 (defcustom message-subscribed-address-functions nil
751 "*Specifies functions for determining list subscription.
752 If nil, do not attempt to determine list subscription with functions.
753 If non-nil, this variable contains a list of functions which return
754 regular expressions to match lists. These functions can be used in
755 conjunction with `message-subscribed-regexps' and
756 `message-subscribed-addresses'."
758 :group 'message-interface
759 :link '(custom-manual "(message)Mailing Lists")
760 :type '(repeat sexp))
762 (defcustom message-subscribed-address-file nil
763 "*A file containing addresses the user is subscribed to.
764 If nil, do not look at any files to determine list subscriptions. If
765 non-nil, each line of this file should be a mailing list address."
767 :group 'message-interface
768 :link '(custom-manual "(message)Mailing Lists")
769 :type '(radio file (const nil)))
771 (defcustom message-subscribed-addresses nil
772 "*Specifies a list of addresses the user is subscribed to.
773 If nil, do not use any predefined list subscriptions. This list of
774 addresses can be used in conjunction with
775 `message-subscribed-address-functions' and `message-subscribed-regexps'."
777 :group 'message-interface
778 :link '(custom-manual "(message)Mailing Lists")
779 :type '(repeat string))
781 (defcustom message-subscribed-regexps nil
782 "*Specifies a list of addresses the user is subscribed to.
783 If nil, do not use any predefined list subscriptions. This list of
784 regular expressions can be used in conjunction with
785 `message-subscribed-address-functions' and `message-subscribed-addresses'."
787 :group 'message-interface
788 :link '(custom-manual "(message)Mailing Lists")
789 :type '(repeat regexp))
791 (defcustom message-allow-no-recipients 'ask
792 "Specifies what to do when there are no recipients other than Gcc/Fcc.
793 If it is the symbol `always', the posting is allowed. If it is the
794 symbol `never', the posting is not allowed. If it is the symbol
795 `ask', you are prompted."
797 :group 'message-interface
798 :link '(custom-manual "(message)Message Headers")
799 :type '(choice (const always)
803 (defcustom message-sendmail-f-is-evil nil
804 "*Non-nil means don't add \"-f username\" to the sendmail command line.
805 Doing so would be even more evil than leaving it out."
806 :group 'message-sending
807 :link '(custom-manual "(message)Mail Variables")
810 (defcustom message-sendmail-envelope-from nil
811 "*Envelope-from when sending mail with sendmail.
812 If this is nil, use `user-mail-address'. If it is the symbol
813 `header', use the From: header of the message."
815 :type '(choice (string :tag "From name")
816 (const :tag "Use From: header from message" header)
817 (const :tag "Use `user-mail-address'" nil))
818 :link '(custom-manual "(message)Mail Variables")
819 :group 'message-sending)
821 (defcustom message-sendmail-extra-arguments nil
822 "Additional arguments to `sendmail-program'."
823 ;; E.g. '("-a" "account") for msmtp
824 :version "23.1" ;; No Gnus
825 :type '(repeat string)
826 ;; :link '(custom-manual "(message)Mail Variables")
827 :group 'message-sending)
829 ;; qmail-related stuff
830 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
831 "Location of the qmail-inject program."
832 :group 'message-sending
833 :link '(custom-manual "(message)Mail Variables")
836 (defcustom message-qmail-inject-args nil
837 "Arguments passed to qmail-inject programs.
838 This should be a list of strings, one string for each argument. It
839 may also be a function.
841 For e.g., if you wish to set the envelope sender address so that bounces
842 go to the right place or to deal with listserv's usage of that address, you
843 might set this variable to '(\"-f\" \"you@some.where\")."
844 :group 'message-sending
845 :link '(custom-manual "(message)Mail Variables")
846 :type '(choice (function)
849 (defvar gnus-post-method)
850 (defvar gnus-select-method)
851 (defcustom message-post-method
852 (cond ((and (boundp 'gnus-post-method)
853 (listp gnus-post-method)
856 ((boundp 'gnus-select-method)
859 "*Method used to post news.
860 Note that when posting from inside Gnus, for instance, this
861 variable isn't used."
863 :group 'message-sending
864 ;; This should be the `gnus-select-method' widget, but that might
865 ;; create a dependence to `gnus.el'.
868 ;; FIXME: This should be a temporary workaround until someone implements a
869 ;; proper solution. If a crash happens while replying, the auto-save file
870 ;; will *not* have a `References:' header if `message-generate-headers-first'
871 ;; is nil. See: http://article.gmane.org/gmane.emacs.gnus.general/51138
872 (defcustom message-generate-headers-first '(references)
873 "Which headers should be generated before starting to compose a message.
874 If t, generate all required headers. This can also be a list of headers to
875 generate. The variables `message-required-news-headers' and
876 `message-required-mail-headers' specify which headers to generate.
878 Note that the variable `message-deletable-headers' specifies headers which
879 are to be deleted and then re-generated before sending, so this variable
880 will not have a visible effect for those headers."
881 :group 'message-headers
882 :link '(custom-manual "(message)Message Headers")
883 :type '(choice (const :tag "None" nil)
884 (const :tag "References" '(references))
886 (repeat (sexp :tag "Header"))))
888 (defcustom message-fill-column 72
889 "Column beyond which automatic line-wrapping should happen.
890 Local value for message buffers. If non-nil, also turn on
891 auto-fill in message buffers."
892 :group 'message-various
893 ;; :link '(custom-manual "(message)Message Headers")
894 :type '(choice (const :tag "Don't turn on auto fill" nil)
897 (defcustom message-setup-hook nil
898 "Normal hook, run each time a new outgoing message is initialized.
899 The function `message-setup' runs this hook."
900 :group 'message-various
901 :link '(custom-manual "(message)Various Message Variables")
904 (defcustom message-cancel-hook nil
905 "Hook run when cancelling articles."
906 :group 'message-various
907 :link '(custom-manual "(message)Various Message Variables")
910 (defcustom message-signature-setup-hook nil
911 "Normal hook, run each time a new outgoing message is initialized.
912 It is run after the headers have been inserted and before
913 the signature is inserted."
914 :group 'message-various
915 :link '(custom-manual "(message)Various Message Variables")
918 (defcustom message-mode-hook nil
919 "Hook run in message mode buffers."
920 :group 'message-various
923 (defcustom message-header-hook nil
924 "Hook run in a message mode buffer narrowed to the headers."
925 :group 'message-various
928 (defcustom message-header-setup-hook nil
929 "Hook called narrowed to the headers when setting up a message buffer."
930 :group 'message-various
931 :link '(custom-manual "(message)Various Message Variables")
934 (defcustom message-minibuffer-local-map
935 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
936 (set-keymap-parent map minibuffer-local-map)
938 "Keymap for `message-read-from-minibuffer'."
940 :group 'message-various)
942 (defcustom message-citation-line-function 'message-insert-citation-line
943 "*Function called to insert the \"Whomever writes:\" line.
945 Predefined functions include `message-insert-citation-line' and
946 `message-insert-formatted-citation-line' (see the variable
947 `message-citation-line-format').
949 Note that Gnus provides a feature where the reader can click on
950 `writes:' to hide the cited text. If you change this line too much,
951 people who read your message will have to change their Gnus
952 configuration. See the variable `gnus-cite-attribution-suffix'."
954 (function-item :tag "plain" message-insert-citation-line)
955 (function-item :tag "formatted" message-insert-formatted-citation-line)
956 (function :tag "Other"))
957 :link '(custom-manual "(message)Insertion Variables")
958 :group 'message-insertion)
960 (defcustom message-citation-line-format "On %a, %b %d %Y, %N wrote:\n"
961 "Format of the \"Whomever writes:\" line.
963 The string is formatted using `format-spec'. The following
964 constructs are replaced:
966 %f The full From, e.g. \"John Doe <john.doe@example.invalid>\".
967 %n The mail address, e.g. \"john.doe@example.invalid\".
968 %N The real name if present, e.g.: \"John Doe\", else fall
969 back to the mail address.
970 %F The first name if present, e.g.: \"John\".
971 %L The last name if present, e.g.: \"Doe\".
973 All other format specifiers are passed to `format-time-string'
974 which is called using the date from the article your replying to.
975 Extracting the first (%F) and last name (%L) is done
976 heuristically, so you should always check it yourself.
978 Please also read the note in the documentation of
979 `message-citation-line-function'."
980 :type '(choice (const :tag "Plain" "%f writes:")
981 (const :tag "Include date" "On %a, %b %d %Y, %n wrote:")
983 :link '(custom-manual "(message)Insertion Variables")
984 :version "23.1" ;; No Gnus
985 :group 'message-insertion)
987 (defcustom message-yank-prefix "> "
988 "*Prefix inserted on the lines of yanked messages.
989 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
990 See also `message-yank-cited-prefix' and `message-yank-empty-prefix'."
992 :link '(custom-manual "(message)Insertion Variables")
993 :group 'message-insertion)
995 (defcustom message-yank-cited-prefix ">"
996 "*Prefix inserted on cited lines of yanked messages.
997 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
998 See also `message-yank-prefix' and `message-yank-empty-prefix'."
1001 :link '(custom-manual "(message)Insertion Variables")
1002 :group 'message-insertion)
1004 (defcustom message-yank-empty-prefix ">"
1005 "*Prefix inserted on empty lines of yanked messages.
1006 See also `message-yank-prefix' and `message-yank-cited-prefix'."
1009 :link '(custom-manual "(message)Insertion Variables")
1010 :group 'message-insertion)
1012 (defcustom message-indentation-spaces 3
1013 "*Number of spaces to insert at the beginning of each cited line.
1014 Used by `message-yank-original' via `message-yank-cite'."
1015 :group 'message-insertion
1016 :link '(custom-manual "(message)Insertion Variables")
1019 (defcustom message-cite-function 'message-cite-original-without-signature
1020 "*Function for citing an original message.
1021 Predefined functions include `message-cite-original' and
1022 `message-cite-original-without-signature'.
1023 Note that these functions use `mail-citation-hook' if that is non-nil."
1024 :type '(radio (function-item message-cite-original)
1025 (function-item message-cite-original-without-signature)
1026 (function-item sc-cite-original)
1027 (function :tag "Other"))
1028 :link '(custom-manual "(message)Insertion Variables")
1029 :version "22.3" ;; Gnus 5.10.12 (changed default)
1030 :group 'message-insertion)
1032 (defcustom message-indent-citation-function 'message-indent-citation
1033 "*Function for modifying a citation just inserted in the mail buffer.
1034 This can also be a list of functions. Each function can find the
1035 citation between (point) and (mark t). And each function should leave
1036 point and mark around the citation text as modified."
1038 :link '(custom-manual "(message)Insertion Variables")
1039 :group 'message-insertion)
1041 (defcustom message-signature t
1042 "*String to be inserted at the end of the message buffer.
1043 If t, the `message-signature-file' file will be inserted instead.
1044 If a function, the result from the function will be used instead.
1045 If a form, the result from the form will be used instead."
1047 :link '(custom-manual "(message)Insertion Variables")
1048 :group 'message-insertion)
1050 (defcustom message-signature-file "~/.signature"
1051 "*Name of file containing the text inserted at end of message buffer.
1052 Ignored if the named file doesn't exist.
1053 If nil, don't insert a signature.
1054 If a path is specified, the value of `message-signature-directory' is ignored,
1056 :type '(choice file (const :tags "None" nil))
1057 :link '(custom-manual "(message)Insertion Variables")
1058 :group 'message-insertion)
1060 (defcustom message-signature-directory nil
1061 "*Name of directory containing signature files.
1062 Comes in handy if you have many such files, handled via posting styles for
1064 If nil, `message-signature-file' is expected to specify the directory if
1066 :type '(choice string (const :tags "None" nil))
1067 :link '(custom-manual "(message)Insertion Variables")
1068 :group 'message-insertion)
1070 (defcustom message-signature-insert-empty-line t
1071 "*If non-nil, insert an empty line before the signature separator."
1074 :link '(custom-manual "(message)Insertion Variables")
1075 :group 'message-insertion)
1077 (defcustom message-distribution-function nil
1078 "*Function called to return a Distribution header."
1079 :group 'message-news
1080 :group 'message-headers
1081 :link '(custom-manual "(message)News Headers")
1082 :type '(choice function (const nil)))
1084 (defcustom message-expires 14
1085 "Number of days before your article expires."
1086 :group 'message-news
1087 :group 'message-headers
1088 :link '(custom-manual "(message)News Headers")
1091 (defcustom message-user-path nil
1092 "If nil, use the NNTP server name in the Path header.
1093 If stringp, use this; if non-nil, use no host name (user name only)."
1094 :group 'message-news
1095 :group 'message-headers
1096 :link '(custom-manual "(message)News Headers")
1097 :type '(choice (const :tag "nntp" nil)
1098 (string :tag "name")
1099 (sexp :tag "none" :format "%t" t)))
1101 (defvar message-reply-buffer nil)
1102 (defvar message-reply-headers nil
1103 "The headers of the current replied article.
1104 It is a vector of the following headers:
1105 \[number subject from date id references chars lines xref extra].")
1106 (defvar message-newsreader nil)
1107 (defvar message-mailer nil)
1108 (defvar message-sent-message-via nil)
1109 (defvar message-checksum nil)
1110 (defvar message-send-actions nil
1111 "A list of actions to be performed upon successful sending of a message.")
1112 (defvar message-exit-actions nil
1113 "A list of actions to be performed upon exiting after sending a message.")
1114 (defvar message-kill-actions nil
1115 "A list of actions to be performed before killing a message buffer.")
1116 (defvar message-postpone-actions nil
1117 "A list of actions to be performed after postponing a message.")
1119 (define-widget 'message-header-lines 'text
1120 "All header lines must be LFD terminated."
1121 :format "%{%t%}:%n%v"
1122 :valid-regexp "^\\'"
1123 :error "All header lines must be newline terminated")
1125 (defcustom message-default-headers ""
1126 "*A string containing header lines to be inserted in outgoing messages.
1127 It is inserted before you edit the message, so you can edit or delete
1129 :group 'message-headers
1130 :link '(custom-manual "(message)Message Headers")
1131 :type 'message-header-lines)
1133 (defcustom message-default-mail-headers ""
1134 "*A string of header lines to be inserted in outgoing mails."
1135 :group 'message-headers
1136 :group 'message-mail
1137 :link '(custom-manual "(message)Mail Headers")
1138 :type 'message-header-lines)
1140 (defcustom message-default-news-headers ""
1141 "*A string of header lines to be inserted in outgoing news articles."
1142 :group 'message-headers
1143 :group 'message-news
1144 :link '(custom-manual "(message)News Headers")
1145 :type 'message-header-lines)
1147 ;; Note: could use /usr/ucb/mail instead of sendmail;
1148 ;; options -t, and -v if not interactive.
1149 (defcustom message-mailer-swallows-blank-line
1150 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
1151 system-configuration)
1152 (file-readable-p "/etc/sendmail.cf")
1153 (let ((buffer (get-buffer-create " *temp*")))
1155 (with-current-buffer buffer
1156 (insert-file-contents "/etc/sendmail.cf")
1157 (goto-char (point-min))
1158 (let ((case-fold-search nil))
1159 (re-search-forward "^OR\\>" nil t)))
1160 (kill-buffer buffer))))
1161 ;; According to RFC822, "The field-name must be composed of printable
1162 ;; ASCII characters (i. e., characters that have decimal values between
1163 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
1165 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
1166 "*Set this non-nil if the system's mailer runs the header and body together.
1167 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
1168 The value should be an expression to test whether the problem will
1170 :group 'message-sending
1171 :link '(custom-manual "(message)Mail Variables")
1175 (define-mail-user-agent 'message-user-agent
1176 'message-mail 'message-send-and-exit
1177 'message-kill-buffer 'message-send-hook)
1179 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
1180 "If non-nil, delete the deletable headers before feeding to mh.")
1182 (defvar message-send-method-alist
1183 '((news message-news-p message-send-via-news)
1184 (mail message-mail-p message-send-via-mail))
1185 "Alist of ways to send outgoing messages.
1186 Each element has the form
1188 \(TYPE PREDICATE FUNCTION)
1190 where TYPE is a symbol that names the method; PREDICATE is a function
1191 called without any parameters to determine whether the message is
1192 a message of type TYPE; and FUNCTION is a function to be called if
1193 PREDICATE returns non-nil. FUNCTION is called with one parameter --
1196 (defcustom message-mail-alias-type 'abbrev
1197 "*What alias expansion type to use in Message buffers.
1198 The default is `abbrev', which uses mailabbrev. `ecomplete' uses
1199 an electric completion mode. nil switches mail aliases off.
1200 This can also be a list of values."
1202 :link '(custom-manual "(message)Mail Aliases")
1203 :type '(choice (const :tag "Use Mailabbrev" abbrev)
1204 (const :tag "Use ecomplete" ecomplete)
1205 (const :tag "No expansion" nil)))
1207 (defcustom message-self-insert-commands '(self-insert-command)
1208 "List of `self-insert-command's used to trigger ecomplete.
1209 When one of those commands is invoked to enter a character in To or Cc
1210 header, ecomplete will suggest the candidates of recipients (see also
1211 `message-mail-alias-type'). If you use some tool to enter non-ASCII
1212 text and it replaces `self-insert-command' with the other command, e.g.
1213 `egg-self-insert-command', you may want to add it to this list."
1214 :group 'message-various
1215 :type '(repeat function))
1217 (defcustom message-auto-save-directory
1218 (file-name-as-directory (nnheader-concat message-directory "drafts"))
1219 "*Directory where Message auto-saves buffers if Gnus isn't running.
1220 If nil, Message won't auto-save."
1221 :group 'message-buffers
1222 :link '(custom-manual "(message)Various Message Variables")
1223 :type '(choice directory (const :tag "Don't auto-save" nil)))
1225 (defcustom message-default-charset
1226 (and (not (mm-multibyte-p)) 'iso-8859-1)
1227 "Default charset used in non-MULE Emacsen.
1228 If nil, you might be asked to input the charset."
1231 :link '(custom-manual "(message)Various Message Variables")
1234 (defcustom message-dont-reply-to-names
1235 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
1236 "*Addresses to prune when doing wide replies.
1237 This can be a regexp or a list of regexps. Also, a value of nil means
1238 exclude your own user name only."
1241 :link '(custom-manual "(message)Wide Reply")
1242 :type '(choice (const :tag "Yourself" nil)
1244 (repeat :tag "Regexp List" regexp)))
1246 (defsubst message-dont-reply-to-names ()
1247 (gmm-regexp-concat message-dont-reply-to-names))
1249 (defvar message-shoot-gnksa-feet nil
1250 "*A list of GNKSA feet you are allowed to shoot.
1251 Gnus gives you all the opportunity you could possibly want for
1252 shooting yourself in the foot. Also, Gnus allows you to shoot the
1253 feet of Good Net-Keeping Seal of Approval. The following are foot
1255 `empty-article' Allow you to post an empty article;
1256 `quoted-text-only' Allow you to post quoted text only;
1257 `multiple-copies' Allow you to post multiple copies;
1258 `cancel-messages' Allow you to cancel or supersede messages from
1259 your other email addresses.")
1261 (defsubst message-gnksa-enable-p (feature)
1262 (or (not (listp message-shoot-gnksa-feet))
1263 (memq feature message-shoot-gnksa-feet)))
1265 (defcustom message-hidden-headers '("^References:" "^Face:" "^X-Face:"
1267 "Regexp of headers to be hidden when composing new messages.
1268 This can also be a list of regexps to match headers. Or a list
1269 starting with `not' and followed by regexps."
1272 :link '(custom-manual "(message)Message Headers")
1274 :format "%{%t%}: %[Value Type%] %v"
1275 (regexp :menu-tag "regexp" :format "regexp\n%t: %v")
1276 (repeat :menu-tag "(regexp ...)" :format "(regexp ...)\n%v%i"
1277 (regexp :format "%t: %v"))
1278 (cons :menu-tag "(not regexp ...)" :format "(not regexp ...)\n%v"
1280 (repeat :format "%v%i"
1281 (regexp :format "%t: %v")))))
1283 (defcustom message-cite-articles-with-x-no-archive t
1284 "If non-nil, cite text from articles that has X-No-Archive set."
1288 ;;; Internal variables.
1289 ;;; Well, not really internal.
1291 (defvar message-mode-syntax-table
1292 (let ((table (copy-syntax-table text-mode-syntax-table)))
1293 (modify-syntax-entry ?% ". " table)
1294 (modify-syntax-entry ?> ". " table)
1295 (modify-syntax-entry ?< ". " table)
1297 "Syntax table used while in Message mode.")
1299 (defface message-header-to
1302 (:foreground "DarkOliveGreen1" :bold t))
1305 (:foreground "MidnightBlue" :bold t))
1307 (:bold t :italic t)))
1308 "Face used for displaying From headers."
1309 :group 'message-faces)
1310 ;; backward-compatibility alias
1311 (put 'message-header-to-face 'face-alias 'message-header-to)
1313 (defface message-header-cc
1316 (:foreground "chartreuse1" :bold t))
1319 (:foreground "MidnightBlue"))
1322 "Face used for displaying Cc headers."
1323 :group 'message-faces)
1324 ;; backward-compatibility alias
1325 (put 'message-header-cc-face 'face-alias 'message-header-cc)
1327 (defface message-header-subject
1330 (:foreground "OliveDrab1"))
1333 (:foreground "navy blue" :bold t))
1336 "Face used for displaying subject headers."
1337 :group 'message-faces)
1338 ;; backward-compatibility alias
1339 (put 'message-header-subject-face 'face-alias 'message-header-subject)
1341 (defface message-header-newsgroups
1344 (:foreground "yellow" :bold t :italic t))
1347 (:foreground "blue4" :bold t :italic t))
1349 (:bold t :italic t)))
1350 "Face used for displaying newsgroups headers."
1351 :group 'message-faces)
1352 ;; backward-compatibility alias
1353 (put 'message-header-newsgroups-face 'face-alias 'message-header-newsgroups)
1355 (defface message-header-other
1358 (:foreground "VioletRed1"))
1361 (:foreground "steel blue"))
1363 (:bold t :italic t)))
1364 "Face used for displaying newsgroups headers."
1365 :group 'message-faces)
1366 ;; backward-compatibility alias
1367 (put 'message-header-other-face 'face-alias 'message-header-other)
1369 (defface message-header-name
1372 (:foreground "green"))
1375 (:foreground "cornflower blue"))
1378 "Face used for displaying header names."
1379 :group 'message-faces)
1380 ;; backward-compatibility alias
1381 (put 'message-header-name-face 'face-alias 'message-header-name)
1383 (defface message-header-xheader
1386 (:foreground "DeepSkyBlue1"))
1389 (:foreground "blue"))
1392 "Face used for displaying X-Header headers."
1393 :group 'message-faces)
1394 ;; backward-compatibility alias
1395 (put 'message-header-xheader-face 'face-alias 'message-header-xheader)
1397 (defface message-separator
1400 (:foreground "LightSkyBlue1"))
1403 (:foreground "brown"))
1406 "Face used for displaying the separator."
1407 :group 'message-faces)
1408 ;; backward-compatibility alias
1409 (put 'message-separator-face 'face-alias 'message-separator)
1411 (defface message-cited-text
1414 (:foreground "LightPink1"))
1417 (:foreground "red"))
1420 "Face used for displaying cited text names."
1421 :group 'message-faces)
1422 ;; backward-compatibility alias
1423 (put 'message-cited-text-face 'face-alias 'message-cited-text)
1425 (defface message-mml
1428 (:foreground "MediumSpringGreen"))
1431 (:foreground "ForestGreen"))
1434 "Face used for displaying MML."
1435 :group 'message-faces)
1436 ;; backward-compatibility alias
1437 (put 'message-mml-face 'face-alias 'message-mml)
1439 (defun message-font-lock-make-header-matcher (regexp)
1442 (let ((start (point)))
1445 (goto-char (point-min))
1446 (if (re-search-forward
1447 (concat "^" (regexp-quote mail-header-separator) "$")
1449 (setq limit (min limit (match-beginning 0))))
1451 (and (< start limit)
1452 (re-search-forward ,regexp limit t))))))
1453 (if (featurep 'bytecomp)
1457 (defvar message-font-lock-keywords
1458 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1459 `((,(message-font-lock-make-header-matcher
1460 (concat "^\\([Tt]o:\\)" content))
1461 (1 'message-header-name)
1462 (2 'message-header-to nil t))
1463 (,(message-font-lock-make-header-matcher
1464 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1465 (1 'message-header-name)
1466 (2 'message-header-cc nil t))
1467 (,(message-font-lock-make-header-matcher
1468 (concat "^\\([Ss]ubject:\\)" content))
1469 (1 'message-header-name)
1470 (2 'message-header-subject nil t))
1471 (,(message-font-lock-make-header-matcher
1472 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1473 (1 'message-header-name)
1474 (2 'message-header-newsgroups nil t))
1475 (,(message-font-lock-make-header-matcher
1476 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1477 (1 'message-header-name)
1478 (2 'message-header-xheader))
1479 (,(message-font-lock-make-header-matcher
1480 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1481 (1 'message-header-name)
1482 (2 'message-header-other nil t))
1483 ,@(if (and mail-header-separator
1484 (not (equal mail-header-separator "")))
1485 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1486 1 'message-separator))
1489 (re-search-forward (concat "^\\("
1490 message-cite-prefix-regexp
1493 (0 'message-cited-text))
1494 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1496 "Additional expressions to highlight in Message mode.")
1499 ;; XEmacs does it like this. For Emacs, we have to set the
1500 ;; `font-lock-defaults' buffer-local variable.
1501 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1503 (defvar message-face-alist
1504 '((bold . message-bold-region)
1505 (underline . underline-region)
1506 (default . (lambda (b e)
1507 (message-unbold-region b e)
1508 (ununderline-region b e))))
1509 "Alist of mail and news faces for facemenu.
1510 The cdr of each entry is a function for applying the face to a region.")
1512 (defcustom message-send-hook nil
1513 "Hook run before sending messages.
1514 This hook is run quite early when sending."
1515 :group 'message-various
1516 :options '(ispell-message)
1517 :link '(custom-manual "(message)Various Message Variables")
1520 (defcustom message-send-mail-hook nil
1521 "Hook run before sending mail messages.
1522 This hook is run very late -- just before the message is sent as
1524 :group 'message-various
1525 :link '(custom-manual "(message)Various Message Variables")
1528 (defcustom message-send-news-hook nil
1529 "Hook run before sending news messages.
1530 This hook is run very late -- just before the message is sent as
1532 :group 'message-various
1533 :link '(custom-manual "(message)Various Message Variables")
1536 (defcustom message-sent-hook nil
1537 "Hook run after sending messages."
1538 :group 'message-various
1541 (defvar message-send-coding-system 'binary
1542 "Coding system to encode outgoing mail.")
1544 (defvar message-draft-coding-system
1545 mm-auto-save-coding-system
1546 "*Coding system to compose mail.
1547 If you'd like to make it possible to share draft files between XEmacs
1548 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1549 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1551 (defcustom message-send-mail-partially-limit 1000000
1552 "The limitation of messages sent as message/partial.
1553 The lower bound of message size in characters, beyond which the message
1554 should be sent in several parts. If it is nil, the size is unlimited."
1556 :group 'message-buffers
1557 :link '(custom-manual "(message)Mail Variables")
1558 :type '(choice (const :tag "unlimited" nil)
1561 (defcustom message-alternative-emails nil
1562 "*Regexp matching alternative email addresses.
1563 The first address in the To, Cc or From headers of the original
1564 article matching this variable is used as the From field of
1567 This variable has precedence over posting styles and anything that runs
1568 off `message-setup-hook'."
1569 :group 'message-headers
1570 :link '(custom-manual "(message)Message Headers")
1571 :type '(choice (const :tag "Always use primary" nil)
1574 (defcustom message-hierarchical-addresses nil
1575 "A list of hierarchical mail address definitions.
1577 Inside each entry, the first address is the \"top\" address, and
1578 subsequent addresses are subaddresses; this is used to indicate that
1579 mail sent to the first address will automatically be delivered to the
1580 subaddresses. So if the first address appears in the recipient list
1581 for a message, the subaddresses will be removed (if present) before
1582 the mail is sent. All addresses in this structure should be
1585 :group 'message-headers
1586 :type '(repeat (repeat string)))
1588 (defcustom message-mail-user-agent nil
1589 "Like `mail-user-agent'.
1590 Except if it is nil, use Gnus native MUA; if it is t, use
1593 :type '(radio (const :tag "Gnus native"
1596 (const :tag "`mail-user-agent'"
1599 (function-item :tag "Default Emacs mail"
1601 sendmail-user-agent)
1602 (function-item :tag "Emacs interface to MH"
1605 (function :tag "Other"))
1609 (defcustom message-wide-reply-confirm-recipients nil
1610 "Whether to confirm a wide reply to multiple email recipients.
1611 If this variable is nil, don't ask whether to reply to all recipients.
1612 If this variable is non-nil, pose the question \"Reply to all
1613 recipients?\" before a wide reply to multiple recipients. If the user
1614 answers yes, reply to all recipients as usual. If the user answers
1615 no, only reply back to the author."
1617 :group 'message-headers
1618 :link '(custom-manual "(message)Wide Reply")
1621 (defcustom message-user-fqdn nil
1622 "*Domain part of Message-Ids."
1624 :group 'message-headers
1625 :link '(custom-manual "(message)News Headers")
1626 :type '(radio (const :format "%v " nil)
1627 (string :format "FQDN: %v")))
1629 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1631 (mm-coding-system-p 'utf-8)
1632 (executable-find idna-program)
1633 (string= (idna-to-ascii "räksmörgås")
1634 "xn--rksmrgs-5wao1o")
1636 "Whether to encode non-ASCII in domain names into ASCII according to IDNA.
1637 GNU Libidn, and in particular the elisp package \"idna.el\" and
1638 the external program \"idn\", must be installed for this
1639 functionality to work."
1641 :group 'message-headers
1642 :link '(custom-manual "(message)IDNA")
1643 :type '(choice (const :tag "Ask" ask)
1644 (const :tag "Never" nil)
1645 (const :tag "Always" t)))
1647 (defcustom message-generate-hashcash (if (executable-find "hashcash") t)
1648 "*Whether to generate X-Hashcash: headers.
1649 If t, always generate hashcash headers. If `opportunistic',
1650 only generate hashcash headers if it can be done without the user
1651 waiting (i.e., only asynchronously).
1653 You must have the \"hashcash\" binary installed, see `hashcash-path'."
1654 :group 'message-headers
1655 :link '(custom-manual "(message)Mail Headers")
1656 :type '(choice (const :tag "Always" t)
1657 (const :tag "Never" nil)
1658 (const :tag "Opportunistic" opportunistic)))
1660 ;;; Internal variables.
1662 (defvar message-sending-message "Sending...")
1663 (defvar message-buffer-list nil)
1664 (defvar message-this-is-news nil)
1665 (defvar message-this-is-mail nil)
1666 (defvar message-draft-article nil)
1667 (defvar message-mime-part nil)
1668 (defvar message-posting-charset nil)
1669 (defvar message-inserted-headers nil)
1671 ;; Byte-compiler warning
1672 (defvar gnus-active-hashtb)
1673 (defvar gnus-read-active-file)
1675 ;;; Regexp matching the delimiter of messages in UNIX mail format
1676 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1677 ;;; of rmail.el's rmail-unix-mail-delimiter.
1678 (defvar message-unix-mail-delimiter
1679 (let ((time-zone-regexp
1680 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1681 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1687 ;; Many things can happen to an RFC 822 mailbox before it is put into
1688 ;; a `From' line. The leading phrase can be stripped, e.g.
1689 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1690 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1691 ;; can be removed, e.g.
1692 ;; From: joe@y.z (Joe K
1694 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1697 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1698 ;; The mailbox can be removed or be replaced by white space, e.g.
1699 ;; From: "Joe User"{space}{tab}
1701 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1702 ;; where {space} and {tab} represent the Ascii space and tab characters.
1703 ;; We want to match the results of any of these manglings.
1704 ;; The following regexp rejects names whose first characters are
1705 ;; obviously bogus, but after that anything goes.
1706 "\\([^\0-\b\n-\r\^?].*\\)?"
1708 ;; The time the message was sent.
1709 "\\([^\0-\r \^?]+\\) +" ; day of the week
1710 "\\([^\0-\r \^?]+\\) +" ; month
1711 "\\([0-3]?[0-9]\\) +" ; day of month
1712 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1714 ;; Perhaps a time zone, specified by an abbreviation, or by a
1719 " \\([0-9][0-9]+\\) *"
1721 ;; On some systems the time zone can appear after the year, too.
1725 "\\(remote from .*\\)?"
1728 "Regexp matching the delimiter of messages in UNIX mail format.")
1730 (defvar message-unsent-separator
1731 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1732 "^ *---+ +Returned message +---+ *$\\|"
1733 "^Start of returned message$\\|"
1734 "^ *---+ +Original message +---+ *$\\|"
1735 "^ *--+ +begin message +--+ *$\\|"
1736 "^ *---+ +Original message follows +---+ *$\\|"
1737 "^ *---+ +Undelivered message follows +---+ *$\\|"
1738 "^------ This is a copy of the message, including all the headers. ------ *$\\|"
1739 "^|? *---+ +Message text follows: +---+ *|?$")
1740 "A regexp that matches the separator before the text of a failed message.")
1742 (defvar message-field-fillers
1743 '((To message-fill-field-address)
1744 (Cc message-fill-field-address)
1745 (From message-fill-field-address))
1746 "Alist of header names/filler functions.")
1748 (defvar message-header-format-alist
1763 (References . message-shorten-references)
1765 "Alist used for formatting headers.")
1767 (defvar message-options nil
1768 "Some saved answers when sending message.")
1770 (defvar message-send-mail-real-function nil
1771 "Internal send mail function.")
1773 (defvar message-bogus-system-names "^localhost\\.\\|\\.local$"
1774 "The regexp of bogus system names.")
1776 (defcustom message-valid-fqdn-regexp
1777 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1779 "\\([a-z][a-z]\\|" ;; two letter country TDLs
1780 "aero\\|arpa\\|bitnet\\|biz\\|bofh\\|"
1781 "cat\\|com\\|coop\\|edu\\|gov\\|"
1782 "info\\|int\\|jobs\\|"
1783 "mil\\|mobi\\|museum\\|name\\|net\\|"
1784 "org\\|pro\\|travel\\|uucp\\)")
1785 ;; http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains
1786 ;; http://en.wikipedia.org/wiki/GTLD
1787 ;; `in the process of being approved': .asia .post .tel .sex
1788 ;; "dead" nato bitnet uucp
1789 "Regular expression that matches a valid FQDN."
1790 ;; see also: gnus-button-valid-fqdn-regexp
1792 :group 'message-headers
1795 (autoload 'gnus-alive-p "gnus-util")
1796 (autoload 'gnus-delay-article "gnus-delay")
1797 (autoload 'gnus-extract-address-components "gnus-util")
1798 (autoload 'gnus-find-method-for-group "gnus")
1799 (autoload 'gnus-group-decoded-name "gnus-group")
1800 (autoload 'gnus-group-name-charset "gnus-group")
1801 (autoload 'gnus-group-name-decode "gnus-group")
1802 (autoload 'gnus-groups-from-server "gnus")
1803 (autoload 'gnus-make-local-hook "gnus-util")
1804 (autoload 'gnus-open-server "gnus-int")
1805 (autoload 'gnus-output-to-mail "gnus-util")
1806 (autoload 'gnus-output-to-rmail "gnus-util")
1807 (autoload 'gnus-request-post "gnus-int")
1808 (autoload 'gnus-select-frame-set-input-focus "gnus-util")
1809 (autoload 'gnus-server-string "gnus")
1810 (autoload 'idna-to-ascii "idna")
1811 (autoload 'message-setup-toolbar "messagexmas")
1812 (autoload 'mh-new-draft-name "mh-comp")
1813 (autoload 'mh-send-letter "mh-comp")
1814 (autoload 'nndraft-request-associate-buffer "nndraft")
1815 (autoload 'nndraft-request-expire-articles "nndraft")
1816 (autoload 'nnvirtual-find-group-art "nnvirtual")
1817 (autoload 'rmail-dont-reply-to "mail-utils")
1818 (autoload 'rmail-msg-is-pruned "rmail")
1819 (autoload 'rmail-msg-restore-non-pruned-header "rmail")
1820 (autoload 'rmail-output "rmailout")
1825 ;;; Utility functions.
1828 (defmacro message-y-or-n-p (question show &rest text)
1829 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1830 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1832 (defmacro message-delete-line (&optional n)
1833 "Delete the current line (and the next N lines)."
1834 `(delete-region (progn (beginning-of-line) (point))
1835 (progn (forward-line ,(or n 1)) (point))))
1837 (defun message-mark-active-p ()
1838 "Non-nil means the mark and region are currently active in this buffer."
1841 (defun message-unquote-tokens (elems)
1842 "Remove double quotes (\") from strings in list ELEMS."
1843 (mapcar (lambda (item)
1844 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1845 (setq item (concat (match-string 1 item)
1846 (match-string 2 item))))
1850 (defun message-tokenize-header (header &optional separator)
1851 "Split HEADER into a list of header elements.
1852 SEPARATOR is a string of characters to be used as separators. \",\"
1853 is used by default."
1856 (let ((regexp (format "[%s]+" (or separator ",")))
1858 beg quoted elems paren)
1860 (mm-enable-multibyte)
1861 (setq beg (point-min))
1863 (goto-char (point-min))
1868 (cond ((and (> (point) beg)
1870 (and (looking-at regexp)
1873 (push (buffer-substring beg (point)) elems)
1874 (setq beg (match-end 0)))
1875 ((eq (char-after) ?\")
1876 (setq quoted (not quoted)))
1877 ((and (eq (char-after) ?\()
1880 ((and (eq (char-after) ?\))
1883 (nreverse elems)))))
1885 (defun message-mail-file-mbox-p (file)
1886 "Say whether FILE looks like a Unix mbox file."
1887 (when (and (file-exists-p file)
1888 (file-readable-p file)
1889 (file-regular-p file))
1891 (nnheader-insert-file-contents file)
1892 (goto-char (point-min))
1893 (looking-at message-unix-mail-delimiter))))
1895 (defun message-fetch-field (header &optional not-all)
1896 "The same as `mail-fetch-field', only remove all newlines.
1897 The buffer is expected to be narrowed to just the header of the message;
1898 see `message-narrow-to-headers-or-head'."
1899 (let* ((inhibit-point-motion-hooks t)
1900 (value (mail-fetch-field header nil (not not-all))))
1902 (while (string-match "\n[\t ]+" value)
1903 (setq value (replace-match " " t t value)))
1906 (defun message-field-value (header &optional not-all)
1907 "The same as `message-fetch-field', only narrow to the headers first."
1910 (message-narrow-to-headers-or-head)
1911 (message-fetch-field header not-all))))
1913 (defun message-narrow-to-field ()
1914 "Narrow the buffer to the header on the current line."
1916 (while (looking-at "[ \t]")
1922 (if (re-search-forward "^[^ \n\t]" nil t)
1925 (goto-char (point-min)))
1927 (defun message-add-header (&rest headers)
1928 "Add the HEADERS to the message header, skipping those already present."
1931 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1932 (error "Invalid header `%s'" (car headers)))
1933 (setq hclean (match-string 1 (car headers)))
1935 (message-narrow-to-headers)
1936 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1937 (goto-char (point-max))
1938 (if (string-match "\n$" (car headers))
1939 (insert (car headers))
1940 (insert (car headers) ?\n)))))
1941 (setq headers (cdr headers))))
1943 (defmacro message-with-reply-buffer (&rest forms)
1944 "Evaluate FORMS in the reply buffer, if it exists."
1945 `(when (and message-reply-buffer
1946 (buffer-name message-reply-buffer))
1947 (with-current-buffer message-reply-buffer
1950 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1951 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1953 (defun message-fetch-reply-field (header)
1954 "Fetch field HEADER from the message we're replying to."
1955 (message-with-reply-buffer
1957 (mail-narrow-to-head)
1958 (message-fetch-field header))))
1960 (defun message-strip-list-identifiers (subject)
1961 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1962 (require 'gnus-sum) ; for gnus-list-identifiers
1963 (let ((regexp (if (stringp gnus-list-identifiers)
1964 gnus-list-identifiers
1965 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1966 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1967 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1968 (concat (substring subject 0 (match-beginning 1))
1969 (or (match-string 3 subject)
1970 (match-string 5 subject))
1975 (defun message-strip-subject-re (subject)
1976 "Remove \"Re:\" from subject lines in string SUBJECT."
1977 (if (string-match message-subject-re-regexp subject)
1978 (substring subject (match-end 0))
1981 (defcustom message-replacement-char "."
1982 "Replacement character used instead of unprintable or not decodable chars."
1983 :group 'message-various
1984 :version "22.1" ;; Gnus 5.10.9
1985 :type '(choice string
1989 ;; FIXME: We also should call `message-strip-subject-encoded-words'
1990 ;; when forwarding. Probably in `message-make-forward-subject' and
1991 ;; `message-forward-make-body'.
1993 (defun message-strip-subject-encoded-words (subject)
1994 "Fix non-decodable words in SUBJECT."
1995 ;; Cf. `gnus-simplify-subject-fully'.
1996 (let* ((case-fold-search t)
1997 (replacement-chars (format "[%s%s%s]"
1998 message-replacement-char
1999 message-replacement-char
2000 message-replacement-char))
2001 (enc-word-re "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?\\([^?]+\\)\\(\\?=\\)")
2006 (goto-char (point-min))
2007 (when (re-search-forward enc-word-re nil t)
2008 (setq cs-string (match-string 1)))))
2009 cs-coding q-or-b word-beg word-end)
2010 (if (or (not have-marker) ;; No encoded word found...
2011 ;; ... or double encoding was correct:
2012 (and (stringp cs-string)
2013 (setq cs-string (downcase cs-string))
2014 (mm-coding-system-p (intern cs-string))
2018 Decoded Subject \"%s\"
2019 contains a valid encoded word. Decode again? "
2021 (setq cs-coding (intern cs-string))))))
2025 (goto-char (point-min))
2026 (while (re-search-forward enc-word-re nil t)
2027 (setq cs-string (downcase (match-string 1))
2028 q-or-b (match-string 2)
2029 word-beg (match-beginning 0)
2030 word-end (match-end 0))
2032 (if (mm-coding-system-p (intern cs-string))
2033 (setq cs-coding (intern cs-string))
2035 ;; No double encoded subject? => bogus charset.
2038 (mm-read-coding-system
2040 Decoded Subject \"%s\"
2041 contains an encoded word. The charset `%s' is unknown or invalid.
2042 Hit RET to replace non-decodable characters with \"%s\" or enter replacement
2044 subject cs-string message-replacement-char)))
2046 (replace-match (concat "=?" (symbol-name cs-coding)
2049 (goto-char word-beg)
2050 (re-search-forward "=\\?\\([^?]+\\)\\?\\([QB]\\)\\?" word-end t)
2053 (if (string-match "\\`Q\\'" q-or-b)
2056 (message "Replacing non-decodable characters with \"%s\"."
2057 message-replacement-char)
2058 (while (re-search-forward "\\(=[A-F0-9][A-F0-9]\\)+"
2060 (replace-match message-replacement-char)))
2062 (message "Replacing non-decodable characters with \"%s\"."
2064 (re-search-forward "[^?]+" word-end t)
2065 (replace-match replacement-chars))
2066 (re-search-forward "\\?=")
2067 (replace-match "")))))
2068 (rfc2047-decode-region (point-min) (point-max))
2071 ;;; Start of functions adopted from `message-utils.el'.
2073 (defun message-strip-subject-trailing-was (subject)
2074 "Remove trailing \"(was: <old subject>)\" from SUBJECT lines.
2075 Leading \"Re: \" is not stripped by this function. Use the function
2076 `message-strip-subject-re' for this."
2077 (let* ((query message-subject-trailing-was-query)
2082 message-subject-trailing-was-ask-regexp
2083 message-subject-trailing-was-regexp)
2086 (setq new (substring subject 0 (match-beginning 0))))
2087 (if (or (not found) (eq query nil))
2090 (if (message-y-or-n-p
2091 "Strip `(was: <old subject>)' in subject? " t
2093 "Strip `(was: <old subject>)' in subject "
2094 "and use the new one instead?\n\n"
2095 "Current subject is: \""
2097 "New subject would be: \""
2099 "See the variable `message-subject-trailing-was-query' "
2100 "to get rid of this query."
2105 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
2107 (defun message-change-subject (new-subject)
2108 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
2109 ;; <URL:http://www.landfield.com/usefor/drafts/draft-ietf-usefor-useage--1.02.unpaged>
2112 (read-from-minibuffer "New subject: ")))
2113 (cond ((and (not (or (null new-subject) ; new subject not empty
2114 (zerop (string-width new-subject))
2115 (string-match "^[ \t]*$" new-subject))))
2119 (message-narrow-to-headers)
2120 (message-fetch-field "Subject"))))
2121 (cond ((not old-subject)
2122 (error "No current subject"))
2125 (regexp-quote new-subject)
2127 old-subject)) ; yes, it really is a new subject
2128 ;; delete eventual Re: prefix
2130 (message-strip-subject-re old-subject))
2131 (message-goto-subject)
2132 (message-delete-line)
2133 (insert (concat "Subject: "
2136 old-subject ")\n")))))))))
2138 (defun message-mark-inserted-region (beg end &optional verbatim)
2139 "Mark some region in the current article with enclosing tags.
2140 See `message-mark-insert-begin' and `message-mark-insert-end'.
2141 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2142 (interactive "r\nP")
2144 ;; add to the end of the region first, otherwise end would be invalid
2146 (insert (if verbatim "#v-\n" message-mark-insert-end))
2148 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2150 (defun message-mark-insert-file (file &optional verbatim)
2151 "Insert FILE at point, marking it with enclosing tags.
2152 See `message-mark-insert-begin' and `message-mark-insert-end'.
2153 If VERBATIM, use slrn style verbatim marks (\"#v+\" and \"#v-\")."
2154 (interactive "fFile to insert: \nP")
2155 ;; reverse insertion to get correct result.
2157 (insert (if verbatim "#v-\n" message-mark-insert-end))
2159 (insert-file-contents file)
2161 (insert (if verbatim "#v+\n" message-mark-insert-begin))))
2163 (defun message-add-archive-header ()
2164 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
2165 The note can be customized using `message-archive-note'. When called with a
2166 prefix argument, ask for a text to insert. If you don't want the note in the
2167 body, set `message-archive-note' to nil."
2169 (if current-prefix-arg
2170 (setq message-archive-note
2171 (read-from-minibuffer "Reason for No-Archive: "
2172 (cons message-archive-note 0))))
2174 (if (message-goto-signature)
2175 (re-search-backward message-signature-separator))
2176 (when message-archive-note
2177 (insert message-archive-note)
2179 (message-add-header message-archive-header)
2180 (message-sort-headers)))
2182 (defun message-cross-post-followup-to-header (target-group)
2183 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
2184 With prefix-argument just set Follow-Up, don't cross-post."
2186 (list ; Completion based on Gnus
2187 (completing-read "Followup To: "
2188 (if (boundp 'gnus-newsrc-alist)
2190 nil nil '("poster" . 0)
2191 (if (boundp 'gnus-group-history)
2192 'gnus-group-history))))
2193 (message-remove-header "Follow[Uu]p-[Tt]o" t)
2194 (message-goto-newsgroups)
2196 ;; if we already did a crosspost before, kill old target
2197 (if (and message-cross-post-old-target
2199 (regexp-quote (concat "," message-cross-post-old-target))
2202 ;; unless (followup is to poster or user explicitly asked not
2203 ;; to cross-post, or target-group is already in Newsgroups)
2204 ;; add target-group to Newsgroups line.
2206 ;; def: cross-post, req:no
2207 (and message-cross-post-default (not current-prefix-arg))
2208 ;; def: no-cross-post, req:yes
2209 (and (not message-cross-post-default) current-prefix-arg))
2210 (not (string-match "poster" target-group))
2211 (not (string-match (regexp-quote target-group)
2212 (message-fetch-field "Newsgroups"))))
2214 (insert (concat "," target-group))))
2215 (end-of-line) ; ensure Followup: comes after Newsgroups:
2216 ;; unless new followup would be identical to Newsgroups line
2217 ;; make a new Followup-To line
2218 (if (not (string-match (concat "^[ \t]*"
2221 (message-fetch-field "Newsgroups")))
2222 (insert (concat "\nFollowup-To: " target-group)))
2223 (setq message-cross-post-old-target target-group))
2225 (defun message-cross-post-insert-note (target-group cross-post in-old
2227 "Insert a in message body note about a set Followup or Crosspost.
2228 If there have been previous notes, delete them. TARGET-GROUP specifies the
2229 group to Followup-To. When CROSS-POST is t, insert note about
2230 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
2231 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
2232 been made to before the user asked for a Crosspost."
2233 ;; start scanning body for previous uses
2234 (message-goto-signature)
2235 (let ((head (re-search-backward
2236 (concat "^" mail-header-separator)
2237 nil t))) ; just search in body
2238 (message-goto-signature)
2239 (while (re-search-backward
2240 (concat "^" (regexp-quote message-cross-post-note) ".*")
2242 (message-delete-line))
2243 (message-goto-signature)
2244 (while (re-search-backward
2245 (concat "^" (regexp-quote message-followup-to-note) ".*")
2247 (message-delete-line))
2249 (if (message-goto-signature)
2250 (re-search-backward message-signature-separator))
2253 (string-match "^[ \t]*poster[ \t]*$" target-group))
2254 (insert (concat message-followup-to-note target-group "\n"))
2255 (insert (concat message-cross-post-note target-group "\n")))))
2257 (defun message-cross-post-followup-to (target-group)
2258 "Crossposts message and set Followup-To to TARGET-GROUP.
2259 With prefix-argument just set Follow-Up, don't cross-post."
2261 (list ; Completion based on Gnus
2262 (completing-read "Followup To: "
2263 (if (boundp 'gnus-newsrc-alist)
2265 nil nil '("poster" . 0)
2266 (if (boundp 'gnus-group-history)
2267 'gnus-group-history))))
2268 (cond ((not (or (null target-group) ; new subject not empty
2269 (zerop (string-width target-group))
2270 (string-match "^[ \t]*$" target-group)))
2272 (let* ((old-groups (message-fetch-field "Newsgroups"))
2273 (in-old (string-match
2274 (regexp-quote target-group)
2275 (or old-groups ""))))
2276 ;; check whether target exactly matches old Newsgroups
2277 (cond ((not old-groups)
2278 (error "No current newsgroup"))
2282 (regexp-quote target-group)
2285 ;; yes, Newsgroups line must change
2286 (message-cross-post-followup-to-header target-group)
2287 ;; insert note whether we do cross-post or followup-to
2288 (funcall message-cross-post-note-function
2290 (if (or (and message-cross-post-default
2291 (not current-prefix-arg))
2292 (and (not message-cross-post-default)
2293 current-prefix-arg)) t)
2294 in-old old-groups))))))))
2296 ;;; Reduce To: to Cc: or Bcc: header
2298 (defun message-reduce-to-to-cc ()
2299 "Replace contents of To: header with contents of Cc: or Bcc: header."
2302 (save-restriction (message-narrow-to-headers)
2303 (message-fetch-field "cc")))
2305 (if (and (not cc-content)
2308 (message-narrow-to-headers)
2309 (message-fetch-field "bcc"))))
2314 (message-delete-line)
2315 (insert (concat "To: " cc-content "\n"))
2317 (message-narrow-to-headers)
2318 (message-remove-header (if bcc
2322 ;;; End of functions adopted from `message-utils.el'.
2324 (defun message-remove-header (header &optional is-regexp first reverse)
2325 "Remove HEADER in the narrowed buffer.
2326 If IS-REGEXP, HEADER is a regular expression.
2327 If FIRST, only remove the first instance of the header.
2328 Return the number of headers removed."
2329 (goto-char (point-min))
2330 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
2332 (case-fold-search t)
2334 (while (and (not (eobp))
2337 (not (looking-at regexp))
2338 (looking-at regexp))
2345 ;; There might be a continuation header, so we have to search
2346 ;; until we find a new non-continuation line.
2349 (if (re-search-forward "^[^ \t]" nil t)
2350 (goto-char (match-beginning 0))
2353 (if (re-search-forward "^[^ \t]" nil t)
2354 (goto-char (match-beginning 0))
2355 (goto-char (point-max)))))
2358 (defun message-remove-first-header (header)
2359 "Remove the first instance of HEADER if there is more than one."
2361 (regexp (concat "^" (regexp-quote header) ":")))
2363 (goto-char (point-min))
2364 (while (re-search-forward regexp nil t)
2367 (message-remove-header header nil t)
2370 (defun message-narrow-to-headers ()
2371 "Narrow the buffer to the head of the message."
2374 (goto-char (point-min))
2375 (if (re-search-forward
2376 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
2379 (goto-char (point-min)))
2381 (defun message-narrow-to-head-1 ()
2382 "Like `message-narrow-to-head'. Don't widen."
2384 (goto-char (point-min))
2385 (if (search-forward "\n\n" nil 1)
2388 (goto-char (point-min)))
2390 (defun message-narrow-to-head ()
2391 "Narrow the buffer to the head of the message.
2392 Point is left at the beginning of the narrowed-to region."
2394 (message-narrow-to-head-1))
2396 (defun message-narrow-to-headers-or-head ()
2397 "Narrow the buffer to the head of the message."
2400 (goto-char (point-min))
2401 (if (re-search-forward (concat "\\(\n\\)\n\\|^\\("
2402 (regexp-quote mail-header-separator)
2405 (or (match-end 1) (match-beginning 2))
2407 (goto-char (point-min)))
2409 (defun message-news-p ()
2410 "Say whether the current buffer contains a news message."
2411 (and (not message-this-is-mail)
2412 (or message-this-is-news
2415 (message-narrow-to-headers)
2416 (and (message-fetch-field "newsgroups")
2417 (not (message-fetch-field "posted-to"))))))))
2419 (defun message-mail-p ()
2420 "Say whether the current buffer contains a mail message."
2421 (and (not message-this-is-news)
2422 (or message-this-is-mail
2425 (message-narrow-to-headers)
2426 (or (message-fetch-field "to")
2427 (message-fetch-field "cc")
2428 (message-fetch-field "bcc")))))))
2430 (defun message-subscribed-p ()
2431 "Say whether we need to insert a MFT header."
2432 (or message-subscribed-regexps
2433 message-subscribed-addresses
2434 message-subscribed-address-file
2435 message-subscribed-address-functions))
2437 (defun message-next-header ()
2438 "Go to the beginning of the next header."
2440 (or (eobp) (forward-char 1))
2441 (not (if (re-search-forward "^[^ \t]" nil t)
2443 (goto-char (point-max)))))
2445 (defun message-sort-headers-1 ()
2446 "Sort the buffer as headers using `message-rank' text props."
2447 (goto-char (point-min))
2450 nil 'message-next-header
2452 (message-next-header)
2456 (or (get-text-property (point) 'message-rank)
2459 (defun message-sort-headers ()
2460 "Sort the headers of the current message according to `message-header-format-alist'."
2464 (let ((max (1+ (length message-header-format-alist)))
2466 (message-narrow-to-headers)
2467 (while (re-search-forward "^[^ \n]+:" nil t)
2469 (match-beginning 0) (1+ (match-beginning 0))
2471 (if (setq rank (length (memq (assq (intern (buffer-substring
2473 (1- (match-end 0))))
2474 message-header-format-alist)
2475 message-header-format-alist)))
2478 (message-sort-headers-1))))
2480 (defun message-kill-address ()
2481 "Kill the address under point."
2483 (let ((start (point)))
2484 (message-skip-to-next-address)
2485 (kill-region start (point))))
2488 (autoload 'Info-goto-node "info")
2489 (defvar mml2015-use)
2491 (defun message-info (&optional arg)
2492 "Display the Message manual.
2494 Prefixed with one \\[universal-argument], display the Emacs MIME
2495 manual. With two \\[universal-argument]'s, display the EasyPG or
2496 PGG manual, depending on the value of `mml2015-use'."
2498 ;; Why not `info', which is in loaddefs.el?
2499 (Info-goto-node (format "(%s)Top"
2503 ((eq arg 4) 'emacs-mime)
2504 ;; `booleanp' only available in Emacs 22+
2505 ((and (not (memq arg '(nil t)))
2519 (defvar message-mode-map nil)
2521 (unless message-mode-map
2522 (setq message-mode-map (make-keymap))
2523 (set-keymap-parent message-mode-map text-mode-map)
2524 (define-key message-mode-map "\C-c?" 'describe-mode)
2526 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2527 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2528 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2529 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2530 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2531 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2532 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2533 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2534 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2535 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2536 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2537 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2538 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2539 (define-key message-mode-map "\C-c\C-f\C-i"
2540 'message-insert-or-toggle-importance)
2541 (define-key message-mode-map "\C-c\C-f\C-a"
2542 'message-generate-unsubscribed-mail-followup-to)
2544 ;; modify headers (and insert notes in body)
2545 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2547 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2548 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2549 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2550 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2551 ;; mark inserted text
2552 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2553 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2555 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2556 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2558 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2559 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2560 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2561 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2562 (define-key message-mode-map "\C-c\C-f\C-e" 'message-insert-expires)
2564 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2565 (define-key message-mode-map "\C-c\M-n"
2566 'message-insert-disposition-notification-to)
2568 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2569 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2570 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2571 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2572 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2573 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2574 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2575 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2577 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2578 (define-key message-mode-map "\C-c\C-s" 'message-send)
2579 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2580 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2581 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2583 (define-key message-mode-map "\C-c\M-k" 'message-kill-address)
2584 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2585 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2586 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2587 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2588 (define-key message-mode-map [remap split-line] 'message-split-line)
2590 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2592 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2593 (define-key message-mode-map "\t" 'message-tab)
2594 (define-key message-mode-map "\M-;" 'comment-region)
2596 (define-key message-mode-map "\M-n" 'message-display-abbrev))
2599 message-mode-menu message-mode-map "Message Menu."
2601 ["Yank Original" message-yank-original message-reply-buffer]
2602 ["Fill Yanked Message" message-fill-yanked-message t]
2603 ["Insert Signature" message-insert-signature t]
2604 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2605 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2606 ["Elide Region" message-elide-region
2607 :active (message-mark-active-p)
2608 ,@(if (featurep 'xemacs) nil
2609 '(:help "Replace text in region with an ellipsis"))]
2610 ["Delete Outside Region" message-delete-not-region
2611 :active (message-mark-active-p)
2612 ,@(if (featurep 'xemacs) nil
2613 '(:help "Delete all quoted text outside region"))]
2614 ["Kill To Signature" message-kill-to-signature t]
2615 ["Newline and Reformat" message-newline-and-reformat t]
2616 ["Rename buffer" message-rename-buffer t]
2617 ["Spellcheck" ispell-message
2618 ,@(if (featurep 'xemacs) '(t)
2619 '(:help "Spellcheck this message"))]
2621 ["Insert Region Marked" message-mark-inserted-region
2622 :active (message-mark-active-p)
2623 ,@(if (featurep 'xemacs) nil
2624 '(:help "Mark region with enclosing tags"))]
2625 ["Insert File Marked..." message-mark-insert-file
2626 ,@(if (featurep 'xemacs) '(t)
2627 '(:help "Insert file at point marked with enclosing tags"))]
2629 ["Send Message" message-send-and-exit
2630 ,@(if (featurep 'xemacs) '(t)
2631 '(:help "Send this message"))]
2632 ["Postpone Message" message-dont-send
2633 ,@(if (featurep 'xemacs) '(t)
2634 '(:help "File this draft message and exit"))]
2635 ["Send at Specific Time..." gnus-delay-article
2636 ,@(if (featurep 'xemacs) '(t)
2637 '(:help "Ask, then arrange to send message at that time"))]
2638 ["Kill Message" message-kill-buffer
2639 ,@(if (featurep 'xemacs) '(t)
2640 '(:help "Delete this message without sending"))]
2642 ["Message manual" message-info
2643 ,@(if (featurep 'xemacs) '(t)
2644 '(:help "Display the Message manual"))]))
2647 message-mode-field-menu message-mode-map ""
2649 ["To" message-goto-to t]
2650 ["From" message-goto-from t]
2651 ["Subject" message-goto-subject t]
2652 ["Change subject..." message-change-subject t]
2653 ["Cc" message-goto-cc t]
2654 ["Bcc" message-goto-bcc t]
2655 ["Fcc" message-goto-fcc t]
2656 ["Reply-To" message-goto-reply-to t]
2657 ["Flag As Important" message-insert-importance-high
2658 ,@(if (featurep 'xemacs) '(t)
2659 '(:help "Mark this message as important"))]
2660 ["Flag As Unimportant" message-insert-importance-low
2661 ,@(if (featurep 'xemacs) '(t)
2662 '(:help "Mark this message as unimportant"))]
2664 message-insert-disposition-notification-to
2665 ,@(if (featurep 'xemacs) '(t)
2666 '(:help "Request a receipt notification"))]
2668 ;; (typical) news stuff
2669 ["Summary" message-goto-summary t]
2670 ["Keywords" message-goto-keywords t]
2671 ["Newsgroups" message-goto-newsgroups t]
2672 ["Fetch Newsgroups" message-insert-newsgroups t]
2673 ["Followup-To" message-goto-followup-to t]
2674 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2675 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2676 ["Distribution" message-goto-distribution t]
2677 ["Expires" message-insert-expires t ]
2678 ["X-No-Archive" message-add-archive-header t ]
2680 ;; (typical) mailing-lists stuff
2681 ["Fetch To" message-insert-to
2682 ,@(if (featurep 'xemacs) '(t)
2683 '(:help "Insert a To header that points to the author."))]
2684 ["Fetch To and Cc" message-insert-wide-reply
2685 ,@(if (featurep 'xemacs) '(t)
2687 "Insert To and Cc headers as if you were doing a wide reply."))]
2689 ["Send to list only" message-to-list-only t]
2690 ["Mail-Followup-To" message-goto-mail-followup-to t]
2691 ["Unsubscribed list post" message-generate-unsubscribed-mail-followup-to
2692 ,@(if (featurep 'xemacs) '(t)
2693 '(:help "Insert a reasonable `Mail-Followup-To:' header."))]
2694 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2696 ["Sort Headers" message-sort-headers t]
2697 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2698 ;; We hide `message-hidden-headers' by narrowing the buffer.
2699 ["Show Hidden Headers" widen t]
2700 ["Goto Body" message-goto-body t]
2701 ["Goto Signature" message-goto-signature t]))
2703 (defvar message-tool-bar-map nil)
2705 (defvar facemenu-add-face-function)
2706 (defvar facemenu-remove-face-function)
2708 ;;; Forbidden properties
2710 ;; We use `after-change-functions' to keep special text properties
2711 ;; that interfer with the normal function of message mode out of the
2714 (defcustom message-strip-special-text-properties t
2715 "Strip special properties from the message buffer.
2717 Emacs has a number of special text properties which can break message
2718 composing in various ways. If this option is set, message will strip
2719 these properties from the message composition buffer. However, some
2720 packages requires these properties to be present in order to work.
2721 If you use one of these packages, turn this option off, and hope the
2722 message composition doesn't break too bad."
2724 :group 'message-various
2725 :link '(custom-manual "(message)Various Message Variables")
2728 (defconst message-forbidden-properties
2729 ;; No reason this should be clutter up customize. We make it a
2730 ;; property list (rather than a list of property symbols), to be
2731 ;; directly useful for `remove-text-properties'.
2732 '(field nil read-only nil invisible nil intangible nil
2733 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2734 insert-behind-hooks nil point-entered nil point-left nil)
2735 ;; Other special properties:
2736 ;; category, face, display: probably doesn't do any harm.
2737 ;; fontified: is used by font-lock.
2738 ;; syntax-table, local-map: I dunno.
2739 ;; We need to add XEmacs names to the list.
2740 "Property list of with properties forbidden in message buffers.
2741 The values of the properties are ignored, only the property names are used.")
2743 (defun message-tamago-not-in-use-p (pos)
2744 "Return t when tamago version 4 is not in use at the cursor position.
2745 Tamago version 4 is a popular input method for writing Japanese text.
2746 It uses the properties `intangible', `invisible', `modification-hooks'
2747 and `read-only' when translating ascii or kana text to kanji text.
2748 These properties are essential to work, so we should never strip them."
2749 (not (and (boundp 'egg-modefull-mode)
2750 (symbol-value 'egg-modefull-mode)
2751 (or (memq (get-text-property pos 'intangible)
2752 '(its-part-1 its-part-2))
2753 (get-text-property pos 'egg-end)
2754 (get-text-property pos 'egg-lang)
2755 (get-text-property pos 'egg-start)))))
2757 (defsubst message-mail-alias-type-p (type)
2758 (if (atom message-mail-alias-type)
2759 (eq message-mail-alias-type type)
2760 (memq type message-mail-alias-type)))
2762 (defun message-strip-forbidden-properties (begin end &optional old-length)
2763 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2764 This function is intended to be called from `after-change-functions'.
2765 See also `message-forbidden-properties'."
2766 (when (and (message-mail-alias-type-p 'ecomplete)
2767 (memq this-command message-self-insert-commands))
2768 (message-display-abbrev))
2769 (when (and message-strip-special-text-properties
2770 (message-tamago-not-in-use-p begin))
2771 (let ((buffer-read-only nil)
2772 (inhibit-read-only t))
2773 (remove-text-properties begin end message-forbidden-properties))))
2776 (define-derived-mode message-mode text-mode "Message"
2777 "Major mode for editing mail and news to be sent.
2778 Like Text Mode but with these additional commands:\\<message-mode-map>
2779 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2780 C-c C-d Postpone sending the message C-c C-k Kill the message
2781 C-c C-f move to a header field (and create it if there isn't):
2782 C-c C-f C-t move to To C-c C-f C-s move to Subject
2783 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2784 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2785 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2786 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2787 C-c C-f C-o move to From (\"Originator\")
2788 C-c C-f C-f move to Followup-To
2789 C-c C-f C-m move to Mail-Followup-To
2790 C-c C-f C-e move to Expires
2791 C-c C-f C-i cycle through Importance values
2792 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2793 C-c C-f x crossposting with FollowUp-To header and note in body
2794 C-c C-f t replace To: header with contents of Cc: or Bcc:
2795 C-c C-f a Insert X-No-Archive: header and a note in the body
2796 C-c C-t `message-insert-to' (add a To header to a news followup)
2797 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2798 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2799 C-c C-b `message-goto-body' (move to beginning of message text).
2800 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2801 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2802 C-c C-y `message-yank-original' (insert current message, if any).
2803 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2804 C-c C-e `message-elide-region' (elide the text between point and mark).
2805 C-c C-v `message-delete-not-region' (remove the text outside the region).
2806 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2807 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2808 C-c C-a `mml-attach-file' (attach a file as MIME).
2809 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2810 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2811 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2812 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2813 M-RET `message-newline-and-reformat' (break the line and reformat)."
2814 (setq local-abbrev-table text-mode-abbrev-table)
2815 (set (make-local-variable 'message-reply-buffer) nil)
2816 (set (make-local-variable 'message-inserted-headers) nil)
2817 (set (make-local-variable 'message-send-actions) nil)
2818 (set (make-local-variable 'message-exit-actions) nil)
2819 (set (make-local-variable 'message-kill-actions) nil)
2820 (set (make-local-variable 'message-postpone-actions) nil)
2821 (set (make-local-variable 'message-draft-article) nil)
2822 (setq buffer-offer-save t)
2823 (set (make-local-variable 'facemenu-add-face-function)
2825 (let ((face-fun (cdr (assq face message-face-alist))))
2827 (funcall face-fun (point) end)
2828 (error "Face %s not configured for %s mode" face mode-name)))
2830 (set (make-local-variable 'facemenu-remove-face-function) t)
2831 (set (make-local-variable 'message-reply-headers) nil)
2832 (make-local-variable 'message-newsreader)
2833 (make-local-variable 'message-mailer)
2834 (make-local-variable 'message-post-method)
2835 (set (make-local-variable 'message-sent-message-via) nil)
2836 (set (make-local-variable 'message-checksum) nil)
2837 (set (make-local-variable 'message-mime-part) 0)
2838 (message-setup-fill-variables)
2839 (when message-fill-column
2840 (setq fill-column message-fill-column)
2841 (turn-on-auto-fill))
2842 ;; Allow using comment commands to add/remove quoting.
2843 ;; (set (make-local-variable 'comment-start) message-yank-prefix)
2844 (when message-yank-prefix
2845 (set (make-local-variable 'comment-start) message-yank-prefix)
2846 (set (make-local-variable 'comment-start-skip)
2847 (concat "^" (regexp-quote message-yank-prefix) "[ \t]*")))
2848 (if (featurep 'xemacs)
2849 (message-setup-toolbar)
2850 (set (make-local-variable 'font-lock-defaults)
2851 '(message-font-lock-keywords t))
2852 (if (boundp 'tool-bar-map)
2853 (set (make-local-variable 'tool-bar-map) (message-make-tool-bar))))
2854 (easy-menu-add message-mode-menu message-mode-map)
2855 (easy-menu-add message-mode-field-menu message-mode-map)
2856 (gnus-make-local-hook 'after-change-functions)
2857 ;; Mmmm... Forbidden properties...
2858 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2860 ;; Allow mail alias things.
2862 ((message-mail-alias-type-p 'abbrev)
2863 (if (fboundp 'mail-abbrevs-setup)
2864 (mail-abbrevs-setup)
2865 (if (fboundp 'mail-aliases-setup) ; warning avoidance
2866 (mail-aliases-setup))))
2867 ((message-mail-alias-type-p 'ecomplete)
2869 (unless buffer-file-name
2870 (message-set-auto-save-file-name))
2871 (unless (buffer-base-buffer)
2872 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2873 ;; multibyte is not necessary at all. -- zsh
2874 (mm-enable-multibyte))
2875 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2878 (defun message-setup-fill-variables ()
2879 "Setup message fill variables."
2880 (set (make-local-variable 'fill-paragraph-function)
2881 'message-fill-paragraph)
2882 (make-local-variable 'paragraph-separate)
2883 (make-local-variable 'paragraph-start)
2884 (make-local-variable 'adaptive-fill-regexp)
2885 (unless (boundp 'adaptive-fill-first-line-regexp)
2886 (setq adaptive-fill-first-line-regexp nil))
2887 (make-local-variable 'adaptive-fill-first-line-regexp)
2888 (let ((quote-prefix-regexp
2889 ;; User should change message-cite-prefix-regexp if
2890 ;; message-yank-prefix is set to an abnormal value.
2891 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2892 (setq paragraph-start
2894 (regexp-quote mail-header-separator) "$\\|"
2895 "[ \t]*$\\|" ; blank lines
2896 "-- $\\|" ; signature delimiter
2897 "---+$\\|" ; delimiters for forwarded messages
2898 page-delimiter "$\\|" ; spoiler warnings
2899 ".*wrote:$\\|" ; attribution lines
2900 quote-prefix-regexp "$\\|" ; empty lines in quoted text
2902 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2903 (setq paragraph-separate paragraph-start)
2904 (setq adaptive-fill-regexp
2905 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2906 (setq adaptive-fill-first-line-regexp
2907 (concat quote-prefix-regexp "\\|"
2908 adaptive-fill-first-line-regexp)))
2909 (make-local-variable 'auto-fill-inhibit-regexp)
2910 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2911 (setq auto-fill-inhibit-regexp nil)
2912 (make-local-variable 'normal-auto-fill-function)
2913 (setq normal-auto-fill-function 'message-do-auto-fill)
2914 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2915 ;; In that case, ensure that it uses the right function. The real
2916 ;; solution would be not to use `define-derived-mode', and run
2917 ;; `text-mode-hook' ourself at the end of the mode.
2918 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2919 ;; This kludge is unneeded in Emacs>=21 since define-derived-mode is
2920 ;; now careful to run parent hooks after the body. --Stef
2921 (when auto-fill-function
2922 (setq auto-fill-function normal-auto-fill-function)))
2927 ;;; Message mode commands
2930 ;;; Movement commands
2932 (defun message-goto-to ()
2933 "Move point to the To header."
2935 (message-position-on-field "To"))
2937 (defun message-goto-from ()
2938 "Move point to the From header."
2940 (message-position-on-field "From"))
2942 (defun message-goto-subject ()
2943 "Move point to the Subject header."
2945 (message-position-on-field "Subject"))
2947 (defun message-goto-cc ()
2948 "Move point to the Cc header."
2950 (message-position-on-field "Cc" "To"))
2952 (defun message-goto-bcc ()
2953 "Move point to the Bcc header."
2955 (message-position-on-field "Bcc" "Cc" "To"))
2957 (defun message-goto-fcc ()
2958 "Move point to the Fcc header."
2960 (message-position-on-field "Fcc" "To" "Newsgroups"))
2962 (defun message-goto-reply-to ()
2963 "Move point to the Reply-To header."
2965 (message-position-on-field "Reply-To" "Subject"))
2967 (defun message-goto-newsgroups ()
2968 "Move point to the Newsgroups header."
2970 (message-position-on-field "Newsgroups"))
2972 (defun message-goto-distribution ()
2973 "Move point to the Distribution header."
2975 (message-position-on-field "Distribution"))
2977 (defun message-goto-followup-to ()
2978 "Move point to the Followup-To header."
2980 (message-position-on-field "Followup-To" "Newsgroups"))
2982 (defun message-goto-mail-followup-to ()
2983 "Move point to the Mail-Followup-To header."
2985 (message-position-on-field "Mail-Followup-To" "To"))
2987 (defun message-goto-keywords ()
2988 "Move point to the Keywords header."
2990 (message-position-on-field "Keywords" "Subject"))
2992 (defun message-goto-summary ()
2993 "Move point to the Summary header."
2995 (message-position-on-field "Summary" "Subject"))
2997 (defun message-goto-body (&optional interactivep)
2998 "Move point to the beginning of the message body."
2999 (interactive (list t))
3000 (when (and interactivep
3001 (looking-at "[ \t]*\n"))
3003 (goto-char (point-min))
3004 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
3005 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
3007 (defun message-in-body-p ()
3008 "Return t if point is in the message body."
3009 (let ((body (save-excursion (message-goto-body) (point))))
3012 (defun message-goto-eoh ()
3013 "Move point to the end of the headers."
3018 (defun message-goto-signature ()
3019 "Move point to the beginning of the message signature.
3020 If there is no signature in the article, go to the end and
3023 (goto-char (point-min))
3024 (if (re-search-forward message-signature-separator nil t)
3026 (goto-char (point-max))
3029 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
3030 "Insert a reasonable MFT header in a post to an unsubscribed list.
3031 When making original posts to a mailing list you are not subscribed to,
3032 you have to type in a MFT header by hand. The contents, usually, are
3033 the addresses of the list and your own address. This function inserts
3034 such a header automatically. It fetches the contents of the To: header
3035 in the current mail buffer, and appends the current `user-mail-address'.
3037 If the optional argument INCLUDE-CC is non-nil, the addresses in the
3038 Cc: header are also put into the MFT."
3043 (message-narrow-to-headers)
3044 (message-remove-header "Mail-Followup-To")
3045 (setq cc (and include-cc (message-fetch-field "Cc")))
3047 (concat (message-fetch-field "To") "," cc)
3048 (message-fetch-field "To"))))
3049 (message-goto-mail-followup-to)
3050 (insert (concat tos ", " user-mail-address))))
3054 (defun message-insert-to (&optional force)
3055 "Insert a To header that points to the author of the article being replied to.
3056 If the original author requested not to be sent mail, don't insert unless the
3057 prefix FORCE is given."
3059 (let* ((mct (message-fetch-reply-field "mail-copies-to"))
3060 (dont (and mct (or (equal (downcase mct) "never")
3061 (equal (downcase mct) "nobody"))))
3062 (to (or (message-fetch-reply-field "mail-reply-to")
3063 (message-fetch-reply-field "reply-to")
3064 (message-fetch-reply-field "from"))))
3068 "Ignoring the user request not to have copies sent via mail"
3069 "Complying with the user request not to have copies sent via mail")))
3070 (when (and force (not to))
3071 (error "No mail address in the article"))
3072 (when (and to (or force (not dont)))
3073 (message-carefully-insert-headers (list (cons 'To to))))))
3075 (defun message-insert-wide-reply ()
3076 "Insert To and Cc headers as if you were doing a wide reply."
3078 (let ((headers (message-with-reply-buffer
3079 (message-get-reply-headers t))))
3080 (message-carefully-insert-headers headers)))
3082 (defcustom message-header-synonyms
3085 "List of lists of header synonyms.
3086 E.g., if this list contains a member list with elements `Cc' and `To',
3087 then `message-carefully-insert-headers' will not insert a `To' header
3088 when the message is already `Cc'ed to the recipient."
3090 :group 'message-headers
3091 :link '(custom-manual "(message)Message Headers")
3092 :type '(repeat sexp))
3094 (defun message-carefully-insert-headers (headers)
3095 "Insert the HEADERS, an alist, into the message buffer.
3096 Does not insert the headers when they are already present there
3097 or in the synonym headers, defined by `message-header-synonyms'."
3098 ;; FIXME: Should compare only the address and not the full name. Comparison
3099 ;; should be done case-folded (and with `string=' rather than
3101 ;; (mail-strip-quoted-names "Foo Bar <foo@bar>, bla@fasel (Bla Fasel)")
3102 (dolist (header headers)
3103 (let* ((header-name (symbol-name (car header)))
3104 (new-header (cdr header))
3105 (synonyms (loop for synonym in message-header-synonyms
3106 when (memq (car header) synonym) return synonym))
3108 (loop for synonym in synonyms
3109 for old-header = (mail-fetch-field (symbol-name synonym))
3110 when (and old-header (string-match new-header old-header))
3113 (message "already have `%s' in `%s'" new-header old-header)
3114 (when (and (message-position-on-field header-name)
3115 (setq old-header (mail-fetch-field header-name))
3116 (not (string-match "\\` *\\'" old-header)))
3118 (insert new-header)))))
3120 (defun message-widen-reply ()
3121 "Widen the reply to include maximum recipients."
3124 (and message-reply-buffer
3125 (buffer-name message-reply-buffer)
3126 (with-current-buffer message-reply-buffer
3127 (message-get-reply-headers t)))))
3130 (message-narrow-to-headers)
3131 (dolist (elem follow-to)
3132 (message-remove-header (symbol-name (car elem)))
3133 (goto-char (point-min))
3134 (insert (symbol-name (car elem)) ": "
3135 (cdr elem) "\n"))))))
3137 (defun message-insert-newsgroups ()
3138 "Insert the Newsgroups header from the article being replied to."
3140 (when (and (message-position-on-field "Newsgroups")
3141 (mail-fetch-field "newsgroups")
3142 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
3144 (insert (or (message-fetch-reply-field "newsgroups") "")))
3148 ;;; Various commands
3150 (defun message-delete-not-region (beg end)
3151 "Delete everything in the body of the current message outside of the region."
3156 ;; snarf citation prefix, if appropriate
3157 (unless (eq (point) (progn (beginning-of-line) (point)))
3158 (when (looking-at message-cite-prefix-regexp)
3159 (setq citeprefix (match-string 0))))
3161 (delete-region (point) (if (not (message-goto-signature))
3167 (delete-region beg (progn (message-goto-body)
3171 (insert citeprefix))))
3172 (when (message-goto-signature)
3175 (defun message-kill-to-signature (&optional arg)
3176 "Kill all text up to the signature.
3177 If a numberic argument or prefix arg is given, leave that number
3178 of lines before the signature intact."
3182 (let ((point (point)))
3183 (narrow-to-region point (point-max))
3184 (message-goto-signature)
3186 (if (and arg (numberp arg))
3187 (forward-line (- -1 arg))
3189 (unless (= point (point))
3190 (kill-region point (point))
3194 (defun message-newline-and-reformat (&optional arg not-break)
3195 "Insert four newlines, and then reformat if inside quoted text.
3196 Prefix arg means justify as well."
3197 (interactive (list (if current-prefix-arg 'full)))
3198 (let (quoted point beg end leading-space bolp fill-paragraph-function)
3199 (setq point (point))
3202 (setq bolp (= beg point))
3203 ;; Find first line of the paragraph.
3205 (while (and (not (eobp))
3206 (not (looking-at message-cite-prefix-regexp))
3207 (looking-at paragraph-start))
3210 (when (looking-at message-cite-prefix-regexp)
3211 (setq quoted (match-string 0))
3212 (goto-char (match-end 0))
3213 (looking-at "[ \t]*")
3214 (setq leading-space (match-string 0)))
3218 (< (- point beg) (length quoted)))
3219 ;; break inside the cite prefix.
3225 (while (and (not (eobp))
3226 (not (looking-at paragraph-separate))
3227 (looking-at message-cite-prefix-regexp)
3228 (equal quoted (match-string 0)))
3229 (goto-char (match-end 0))
3230 (looking-at "[ \t]*")
3231 (if (> (length leading-space) (length (match-string 0)))
3232 (setq leading-space (match-string 0)))
3236 (while (and (if (bobp) nil (forward-line -1) t)
3237 (not (looking-at paragraph-start))
3238 (looking-at message-cite-prefix-regexp)
3239 (equal quoted (match-string 0)))
3241 (goto-char (match-end 0))
3242 (looking-at "[ \t]*")
3243 (if (> (length leading-space) (length (match-string 0)))
3244 (setq leading-space (match-string 0)))))
3245 (while (and (not (eobp))
3246 (not (looking-at paragraph-separate))
3247 (not (looking-at message-cite-prefix-regexp)))
3251 (while (and (if (bobp) nil (forward-line -1) t)
3252 (not (looking-at paragraph-start))
3253 (not (looking-at message-cite-prefix-regexp)))
3254 (setq beg (point))))
3257 (narrow-to-region beg end)
3264 (setq point (point))
3265 ;; (newline 2) doesn't mark both newline's as hard, so call
3266 ;; newline twice. -jas
3269 (delete-region (point) (re-search-forward "[ \t]*"))
3270 (when (and quoted (not bolp))
3271 (insert quoted leading-space)))
3274 (let* ((adaptive-fill-regexp
3275 (regexp-quote (concat quoted leading-space)))
3276 (adaptive-fill-first-line-regexp
3277 adaptive-fill-regexp ))
3278 (fill-paragraph arg))
3279 (fill-paragraph arg))
3280 (if point (goto-char point)))))
3282 (defun message-fill-paragraph (&optional arg)
3283 "Message specific function to fill a paragraph.
3284 This function is used as the value of `fill-paragraph-function' in
3285 Message buffers and is not meant to be called directly."
3286 (interactive (list (if current-prefix-arg 'full)))
3287 (if (if (boundp 'filladapt-mode) filladapt-mode)
3289 (if (message-point-in-header-p)
3290 (message-fill-field)
3291 (message-newline-and-reformat arg t))
3294 (defun message-point-in-header-p ()
3295 "Return t if point is in the header."
3297 (not (re-search-backward
3298 (concat "^" (regexp-quote mail-header-separator) "\n") nil t))))
3300 (defun message-do-auto-fill ()
3301 "Like `do-auto-fill', but don't fill in message header."
3302 (unless (message-point-in-header-p)
3305 (defun message-insert-signature (&optional force)
3306 "Insert a signature. See documentation for variable `message-signature'."
3307 (interactive (list 0))
3310 ((and (null message-signature)
3313 (goto-char (point-max))
3314 (not (re-search-backward message-signature-separator nil t))))
3315 ((and (null message-signature)
3318 ((functionp message-signature)
3319 (funcall message-signature))
3320 ((listp message-signature)
3321 (eval message-signature))
3322 (t message-signature)))
3325 (cond ((stringp signature)
3327 ((and (eq t signature) message-signature-file)
3328 (setq signature-file
3329 (if (and message-signature-directory
3330 ;; don't actually use the signature directory
3331 ;; if message-signature-file contains a path.
3332 (not (file-name-directory
3333 message-signature-file)))
3334 (nnheader-concat message-signature-directory
3335 message-signature-file)
3336 message-signature-file))
3337 (file-exists-p signature-file))))
3339 (goto-char (point-max))
3340 ;; Insert the signature.
3343 (when message-signature-insert-empty-line
3346 (if (eq signature t)
3347 (insert-file-contents signature-file)
3349 (goto-char (point-max))
3350 (or (bolp) (insert "\n")))))
3352 (defun message-insert-importance-high ()
3353 "Insert header to mark message as important."
3357 (message-narrow-to-headers)
3358 (message-remove-header "Importance"))
3360 (insert "Importance: high\n")))
3362 (defun message-insert-importance-low ()
3363 "Insert header to mark message as unimportant."
3367 (message-narrow-to-headers)
3368 (message-remove-header "Importance"))
3370 (insert "Importance: low\n")))
3372 (defun message-insert-or-toggle-importance ()
3373 "Insert a \"Importance: high\" header, or cycle through the header values.
3374 The three allowed values according to RFC 1327 are `high', `normal'
3381 (message-narrow-to-headers)
3382 (when (setq cur (message-fetch-field "Importance"))
3383 (message-remove-header "Importance")
3384 (setq new (cond ((string= cur "high")
3386 ((string= cur "low")
3391 (insert (format "Importance: %s\n" new)))))
3393 (defun message-insert-disposition-notification-to ()
3394 "Request a disposition notification (return receipt) to this message.
3395 Note that this should not be used in newsgroups."
3399 (message-narrow-to-headers)
3400 (message-remove-header "Disposition-Notification-To"))
3402 (insert (format "Disposition-Notification-To: %s\n"
3403 (or (message-field-value "Reply-to")
3404 (message-field-value "From")
3405 (message-make-from))))))
3407 (defun message-elide-region (b e)
3408 "Elide the text in the region.
3409 An ellipsis (from `message-elide-ellipsis') will be inserted where the
3413 (insert message-elide-ellipsis))
3415 (defvar message-caesar-translation-table nil)
3417 (defun message-caesar-region (b e &optional n)
3418 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
3421 (min (point) (or (mark t) (point)))
3422 (max (point) (or (mark t) (point)))
3423 (when current-prefix-arg
3424 (prefix-numeric-value current-prefix-arg))))
3426 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
3427 (unless (or (zerop n) ; no action needed for a rot of 0
3428 (= b e)) ; no region to rotate
3429 ;; We build the table, if necessary.
3430 (when (or (not message-caesar-translation-table)
3431 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
3432 (setq message-caesar-translation-table
3433 (message-make-caesar-translation-table n)))
3434 (translate-region b e message-caesar-translation-table)))
3436 (defun message-make-caesar-translation-table (n)
3437 "Create a rot table with offset N."
3439 (table (make-string 256 0)))
3440 (while (< (incf i) 256)
3443 (substring table 0 ?A)
3444 (substring table (+ ?A n) (+ ?A n (- 26 n)))
3445 (substring table ?A (+ ?A n))
3446 (substring table (+ ?A 26) ?a)
3447 (substring table (+ ?a n) (+ ?a n (- 26 n)))
3448 (substring table ?a (+ ?a n))
3449 (substring table (+ ?a 26) 255))))
3451 (defun message-caesar-buffer-body (&optional rotnum wide)
3452 "Caesar rotate all letters in the current buffer by 13 places.
3453 Used to encode/decode possibly offensive messages (commonly in rec.humor).
3454 With prefix arg, specifies the number of places to rotate each letter forward.
3455 Mail and USENET news headers are not rotated unless WIDE is non-nil."
3456 (interactive (if current-prefix-arg
3457 (list (prefix-numeric-value current-prefix-arg))
3461 (when (and (not wide) (message-goto-body))
3462 (narrow-to-region (point) (point-max)))
3463 (message-caesar-region (point-min) (point-max) rotnum))))
3465 (defun message-pipe-buffer-body (program)
3466 "Pipe the message body in the current buffer through PROGRAM."
3469 (when (message-goto-body)
3470 (narrow-to-region (point) (point-max)))
3471 (shell-command-on-region
3472 (point-min) (point-max) program nil t))))
3474 (defun message-rename-buffer (&optional enter-string)
3475 "Rename the *message* buffer to \"*message* RECIPIENT\".
3476 If the function is run with a prefix, it will ask for a new buffer
3477 name, rather than giving an automatic name."
3478 (interactive "Pbuffer name: ")
3481 (goto-char (point-min))
3482 (narrow-to-region (point)
3483 (search-forward mail-header-separator nil 'end))
3485 (if (message-news-p) (message-fetch-field "Newsgroups")
3486 (message-fetch-field "To"))
3489 (if (string-match "," mail-to)
3490 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
3492 (name-default (concat "*message* " mail-trimmed-to))
3493 (name (if enter-string
3494 (read-string "New buffer name: " name-default)
3496 (rename-buffer name t)))))
3498 (defun message-fill-yanked-message (&optional justifyp)
3499 "Fill the paragraphs of a message yanked into this one.
3500 Numeric argument means justify as well."
3503 (goto-char (point-min))
3504 (search-forward (concat "\n" mail-header-separator "\n") nil t)
3505 (let ((fill-prefix message-yank-prefix))
3506 (fill-individual-paragraphs (point) (point-max) justifyp))))
3508 (defun message-indent-citation (&optional start end yank-only)
3509 "Modify text just inserted from a message to be cited.
3510 The inserted text should be the region.
3511 When this function returns, the region is again around the modified text.
3513 Normally, indent each nonblank line `message-indentation-spaces' spaces.
3514 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
3515 (unless start (setq start (point)))
3517 ;; Remove unwanted headers.
3518 (when message-ignored-cited-headers
3523 (if (search-forward "\n\n" nil t)
3526 (message-remove-header message-ignored-cited-headers t)
3527 (when (= (point-min) (point-max))
3528 (setq all-removed t))
3529 (goto-char (point-max)))
3533 ;; Delete blank lines at the start of the buffer.
3534 (while (and (point-min)
3537 (message-delete-line))
3538 ;; Delete blank lines at the end of the buffer.
3539 (goto-char (point-max))
3542 (while (and (zerop (forward-line -1))
3544 (message-delete-line)))
3545 ;; Do the indentation.
3546 (if (null message-yank-prefix)
3547 (indent-rigidly start (or end (mark t)) message-indentation-spaces)
3550 (while (< (point) (or end (mark t)))
3551 (cond ((looking-at ">")
3552 (insert message-yank-cited-prefix))
3554 (insert message-yank-empty-prefix))
3556 (insert message-yank-prefix)))
3560 (defun message-remove-blank-cited-lines (&optional remove)
3561 "Remove cited lines containing only blanks.
3562 If REMOVE is non-nil, remove newlines, too.
3564 To use this automatically, you may add this function to
3565 `gnus-message-setup-hook'."
3570 (when (boundp 'message-yank-cited-prefix)
3571 (concat message-yank-cited-prefix "\\|"))
3575 (gnus-message 8 "removing `%s'" citexp)
3578 (while (re-search-forward citexp nil t)
3579 (replace-match (if remove "" "\n"))))))
3581 (defvar message-cite-reply-above nil
3582 "If non-nil, start own text above the quote.
3584 Note: Top posting is bad netiquette. Don't use it unless you
3585 really must. You probably want to set variable only for specific
3586 groups, e.g. using `gnus-posting-styles':
3588 (eval (set (make-local-variable 'message-cite-reply-above) t))
3590 This variable has no effect in news postings.")
3592 (defun message-yank-original (&optional arg)
3593 "Insert the message being replied to, if any.
3594 Puts point before the text and mark after.
3595 Normally indents each nonblank line ARG spaces (default 3). However,
3596 if `message-yank-prefix' is non-nil, insert that prefix on each line.
3598 This function uses `message-cite-function' to do the actual citing.
3600 Just \\[universal-argument] as argument means don't indent, insert no
3601 prefix, and don't delete any headers."
3603 (let ((modified (buffer-modified-p))
3605 (when (and message-reply-buffer
3606 message-cite-function)
3607 (when message-cite-reply-above
3608 (if (and (not (message-news-p))
3609 (or (eq message-cite-reply-above 'is-evil)
3611 Top posting is bad netiquette. Please don't top post unless you really must.
3612 Really top post? ")))
3615 (buffer-substring (message-goto-body)
3617 (delete-region (message-goto-body) (point-max)))
3618 (set (make-local-variable 'message-cite-reply-above) nil)))
3619 (delete-windows-on message-reply-buffer t)
3620 (push-mark (save-excursion
3621 (insert-buffer-substring message-reply-buffer)
3626 (funcall message-cite-function)
3627 (unless (eq (char-before (mark t)) ?\n)
3629 (goto-char (mark t))
3630 (insert-before-markers ?\n)
3632 (when message-cite-reply-above
3635 (insert (if (bolp) "\n" "\n\n"))
3636 (message-goto-body))
3637 ;; Add a `message-setup-very-last-hook' here?
3638 ;; Add `gnus-article-highlight-citation' here?
3640 (setq message-checksum (message-checksum))))))
3642 (defun message-yank-buffer (buffer)
3643 "Insert BUFFER into the current buffer and quote it."
3644 (interactive "bYank buffer: ")
3645 (let ((message-reply-buffer (get-buffer buffer)))
3646 (save-window-excursion
3647 (message-yank-original))))
3649 (defun message-buffers ()
3650 "Return a list of active message buffers."
3652 (save-current-buffer
3653 (dolist (buffer (buffer-list t))
3655 (when (and (eq major-mode 'message-mode)
3656 (null message-sent-message-via))
3657 (push (buffer-name buffer) buffers))))
3658 (nreverse buffers)))
3660 (defun message-cite-original-1 (strip-signature)
3661 "Cite an original message.
3662 If STRIP-SIGNATURE is non-nil, strips off the signature from the
3665 This function uses `mail-citation-hook' if that is non-nil."
3666 (if (and (boundp 'mail-citation-hook)
3668 (run-hooks 'mail-citation-hook)
3669 (let* ((start (point))
3673 (when message-indent-citation-function
3674 (if (listp message-indent-citation-function)
3675 message-indent-citation-function
3676 (list message-indent-citation-function))))
3677 ;; This function may be called by `gnus-summary-yank-message' and
3678 ;; may insert a different article from the original. So, we will
3679 ;; modify the value of `message-reply-headers' with that article.
3680 (message-reply-headers
3682 (narrow-to-region start end)
3683 (message-narrow-to-head-1)
3684 (setq x-no-archive (message-fetch-field "x-no-archive"))
3686 (or (message-fetch-field "subject") "none")
3687 (or (message-fetch-field "from") "nobody")
3688 (message-fetch-field "date")
3689 (message-fetch-field "message-id" t)
3690 (message-fetch-field "references")
3692 (mml-quote-region start end)
3693 (when strip-signature
3697 (when (re-search-backward message-signature-separator start t)
3698 ;; Also peel off any blank lines before the signature.
3700 (while (looking-at "^[ \t]*$")
3703 (delete-region (point) end)
3704 (unless (search-backward "\n\n" start t)
3705 ;; Insert a blank line if it is peeled off.
3708 (mapc 'funcall functions)
3709 (when message-citation-line-function
3712 (funcall message-citation-line-function))
3713 (when (and x-no-archive
3714 (not message-cite-articles-with-x-no-archive)
3715 (string-match "yes" x-no-archive))
3717 (delete-region (point) (mark t))
3718 (insert "> [Quoted text removed due to X-No-Archive]\n")
3720 (forward-line -1)))))
3722 (defun message-cite-original ()
3723 "Cite function in the standard Message manner."
3724 (message-cite-original-1 nil))
3726 (defvar gnus-extract-address-components)
3728 (autoload 'format-spec "format-spec")
3730 (defun message-insert-formatted-citation-line (&optional from date)
3731 "Function that inserts a formatted citation line.
3733 See `message-citation-line-format'."
3734 ;; The optional args are for testing/debugging. They will disappear later.
3736 ;; (with-temp-buffer
3737 ;; (message-insert-formatted-citation-line
3738 ;; "John Doe <john.doe@example.invalid>"
3741 (when (or message-reply-headers (and from date))
3743 (setq from (mail-header-from message-reply-headers)))
3744 (let* ((data (condition-case ()
3745 (funcall (if (boundp gnus-extract-address-components)
3746 gnus-extract-address-components
3747 'mail-extract-address-components)
3753 (net (car (cdr data)))
3754 (name-or-net (or (car data)
3755 (car (cdr data)) from))
3759 ;; We need Gnus functionality if the user wants date or time from
3760 ;; the original article:
3761 (when (string-match "%[^fnNFL]" message-citation-line-format)
3762 (autoload 'gnus-date-get-time "gnus-util")
3763 (gnus-date-get-time (mail-header-date message-reply-headers)))))
3766 (when (stringp name)
3767 ;; Guess first name and last name:
3768 (cond ((string-match
3769 "\\`\\(\\w\\|[-.]\\)+ \\(\\w\\|[-.]\\)+\\'" name)
3770 (setq fname (nth 0 (split-string name "[ \t]+"))
3771 lname (nth 1 (split-string name "[ \t]+"))))
3773 "\\`\\(\\w\\|[-.]\\)+, \\(\\w\\|[-.]\\)+\\'" name)
3774 (setq fname (nth 1 (split-string name "[ \t,]+"))
3775 lname (nth 0 (split-string name "[ \t,]+"))))
3777 "\\`\\(\\w\\|[-.]\\)+\\'" name)
3780 ;; The following letters are not used in `format-time-string':
3781 (push ?E lst) (push "<E>" lst)
3782 (push ?F lst) (push fname lst)
3783 ;; We might want to use "" instead of "<X>" later.
3784 (push ?J lst) (push "<J>" lst)
3785 (push ?K lst) (push "<K>" lst)
3786 (push ?L lst) (push lname lst)
3787 (push ?N lst) (push name-or-net lst)
3788 (push ?O lst) (push "<O>" lst)
3789 (push ?P lst) (push "<P>" lst)
3790 (push ?Q lst) (push "<Q>" lst)
3791 (push ?f lst) (push from lst)
3792 (push ?i lst) (push "<i>" lst)
3793 (push ?n lst) (push net lst)
3794 (push ?o lst) (push "<o>" lst)
3795 (push ?q lst) (push "<q>" lst)
3796 (push ?t lst) (push "<t>" lst)
3797 (push ?v lst) (push "<v>" lst)
3798 ;; Delegate the rest to `format-time-string':
3800 (when (and (not (memq i lst))
3805 (push (condition-case nil
3806 (progn (format-time-string (format "%%%c" i)
3812 (spec (apply 'format-spec-make flist)))
3813 (insert (format-spec message-citation-line-format spec)))
3816 (defun message-cite-original-without-signature ()
3817 "Cite function in the standard Message manner.
3818 This function strips off the signature from the original message."
3819 (message-cite-original-1 t))
3821 (defun message-insert-citation-line ()
3822 "Insert a simple citation line."
3823 (when message-reply-headers
3824 (insert (mail-header-from message-reply-headers) " writes:")
3828 (defun message-position-on-field (header &rest afters)
3829 (let ((case-fold-search t))
3832 (goto-char (point-min))
3835 (concat "^" (regexp-quote mail-header-separator) "$"))
3836 (match-beginning 0)))
3837 (goto-char (point-min))
3838 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3840 (re-search-forward "^[^ \t]" nil 'move)
3842 (skip-chars-backward "\n")
3845 (not (re-search-forward
3846 (concat "^" (regexp-quote (car afters)) ":")
3850 (re-search-forward "^[^ \t]" nil 'move)
3851 (beginning-of-line))
3852 (insert header ": \n")
3856 (defun message-remove-signature ()
3857 "Remove the signature from the text between point and mark.
3858 The text will also be indented the normal way."
3860 (let ((start (point))
3862 (if (not (re-search-forward message-signature-separator (mark t) t))
3863 ;; No signature here, so we just indent the cited text.
3864 (message-indent-citation)
3865 ;; Find the last non-empty line.
3867 (while (looking-at "[ \t]*$")
3870 (setq mark (set-marker (make-marker) (point)))
3872 (message-indent-citation)
3873 ;; Enable undoing the deletion.
3875 (delete-region mark (mark t))
3876 (set-marker mark nil)))))
3881 ;;; Sending messages
3884 (defun message-send-and-exit (&optional arg)
3885 "Send message like `message-send', then, if no errors, exit from mail buffer."
3887 (let ((buf (current-buffer))
3888 (actions message-exit-actions))
3889 (when (and (message-send arg)
3891 (if message-kill-buffer-on-exit
3894 (when (eq buf (current-buffer))
3895 (message-bury buf)))
3896 (message-do-actions actions)
3899 (defun message-dont-send ()
3900 "Don't send the message you have been editing.
3901 Instead, just auto-save the buffer and then bury it."
3903 (set-buffer-modified-p t)
3905 (let ((actions message-postpone-actions))
3906 (message-bury (current-buffer))
3907 (message-do-actions actions)))
3909 (defun message-kill-buffer ()
3910 "Kill the current buffer."
3912 (when (or (not (buffer-modified-p))
3913 (not message-kill-buffer-query)
3914 (yes-or-no-p "Message modified; kill anyway? "))
3915 (let ((actions message-kill-actions)
3916 (draft-article message-draft-article)
3917 (auto-save-file-name buffer-auto-save-file-name)
3918 (file-name buffer-file-name)
3919 (modified (buffer-modified-p)))
3920 (setq buffer-file-name nil)
3921 (kill-buffer (current-buffer))
3922 (when (and (or (and auto-save-file-name
3923 (file-exists-p auto-save-file-name))
3925 (file-exists-p file-name)))
3927 ;; If the message buffer has lived in a dedicated window,
3928 ;; `kill-buffer' has killed the frame. Thus the
3929 ;; `yes-or-no-p' may show up in a lowered frame. Make sure
3930 ;; that the user can see the question by raising the
3933 (yes-or-no-p (format "Remove the backup file%s? "
3934 (if modified " too" "")))))
3936 (delete-file auto-save-file-name))
3937 (let ((message-draft-article draft-article))
3938 (message-disassociate-draft)))
3939 (message-do-actions actions))))
3941 (defun message-bury (buffer)
3942 "Bury this mail BUFFER."
3943 (let ((newbuf (other-buffer buffer)))
3944 (bury-buffer buffer)
3945 (if (and (window-dedicated-p (selected-window))
3946 (not (null (delq (selected-frame) (visible-frame-list)))))
3947 (delete-frame (selected-frame))
3948 (switch-to-buffer newbuf))))
3950 (defun message-send (&optional arg)
3951 "Send the message in the current buffer.
3952 If `message-interactive' is non-nil, wait for success indication or
3953 error messages, and inform user.
3954 Otherwise any failure is reported in a message back to the user from
3956 The usage of ARG is defined by the instance that called Message.
3957 It should typically alter the sending method in some way or other."
3959 ;; Make it possible to undo the coming changes.
3961 (let ((inhibit-read-only t))
3962 (put-text-property (point-min) (point-max) 'read-only nil))
3963 (message-fix-before-sending)
3964 (run-hooks 'message-send-hook)
3965 (message message-sending-message)
3966 (let ((alist message-send-method-alist)
3968 elem sent dont-barf-on-no-method
3969 (message-options message-options))
3970 (message-options-set-recipient)
3972 (setq elem (pop alist)))
3973 (when (funcall (cadr elem))
3974 (when (and (or (not (memq (car elem)
3975 message-sent-message-via))
3976 (message-fetch-field "supersedes")
3977 (if (or (message-gnksa-enable-p 'multiple-copies)
3978 (not (eq (car elem) 'news)))
3981 "Already sent message via %s; resend? "
3983 (error "Denied posting -- multiple copies")))
3984 (setq success (funcall (caddr elem) arg)))
3988 (let ((fcc (message-fetch-field "Fcc"))
3989 (gcc (message-fetch-field "Gcc")))
3991 (or (eq message-allow-no-recipients 'always)
3992 (and (not (eq message-allow-no-recipients 'never))
3993 (setq dont-barf-on-no-method
3995 (format "No receiver, perform %s anyway? "
3996 (cond ((and fcc gcc) "Fcc and Gcc")
3999 (error "No methods specified to send by"))
4000 (when (or dont-barf-on-no-method
4004 (run-hooks 'message-sent-hook))
4005 (message "Sending...done")
4006 ;; Do ecomplete address snarfing.
4007 (when (message-mail-alias-type-p 'ecomplete)
4008 (message-put-addresses-in-ecomplete))
4009 ;; Mark the buffer as unmodified and delete auto-save.
4010 (set-buffer-modified-p nil)
4011 (delete-auto-save-file-if-necessary t)
4012 (message-disassociate-draft)
4013 ;; Delete other mail buffers and stuff.
4014 (message-do-send-housekeeping)
4015 (message-do-actions message-send-actions)
4019 (defun message-send-via-mail (arg)
4020 "Send the current message via mail."
4021 (message-send-mail arg))
4023 (defun message-send-via-news (arg)
4024 "Send the current message via news."
4025 (funcall message-send-news-function arg))
4027 (defmacro message-check (type &rest forms)
4028 "Eval FORMS if TYPE is to be checked."
4029 `(or (message-check-element ,type)
4033 (put 'message-check 'lisp-indent-function 1)
4034 (put 'message-check 'edebug-form-spec '(form body))
4036 (defun message-text-with-property (prop &optional start end reverse)
4037 "Return a list of start and end positions where the text has PROP.
4038 START and END bound the search, they default to `point-min' and
4039 `point-max' respectively. If REVERSE is non-nil, find text which does
4042 (setq start (point-min)))
4044 (setq end (point-max)))
4048 (setq start (text-property-any start end prop nil)))
4049 (setq next (next-single-property-change start prop nil end))
4050 (push (cons start (or next end)) regions)
4053 (or (get-text-property start prop)
4054 (and (setq start (next-single-property-change
4055 start prop nil end))
4056 (get-text-property start prop))))
4057 (setq next (text-property-any start end prop nil))
4058 (push (cons start (or next end)) regions)
4060 (nreverse regions)))
4062 (defcustom message-bogus-addresses
4063 ;; '("noreply" "nospam" "invalid")
4064 '("noreply" "nospam" "invalid" "@@" "[^[:ascii:]].*@" "[ \t]")
4065 "List of regexps of potentially bogus mail addresses.
4066 See `message-check-recipients' how to setup checking.
4068 This list should make it possible to catch typos or warn about
4069 spam-trap addresses. It doesn't aim to verify strict RFC
4071 :version "23.1" ;; No Gnus
4072 :group 'message-headers
4074 (const :tag "None" nil)
4080 (const :tag "duplicate @" "@@")
4081 (const :tag "non-ascii local part" "[^[:ascii:]].*@")
4082 ;; Already caught by `message-valid-fqdn-regexp'
4083 ;; (const :tag "`_' in domain part" "@.*_")
4084 (const :tag "whitespace" "[ \t]"))
4089 (defun message-fix-before-sending ()
4090 "Do various things to make the message nice before sending it."
4091 ;; Make sure there's a newline at the end of the message.
4092 (goto-char (point-max))
4095 ;; Make the hidden headers visible.
4097 ;; Sort headers before sending the message.
4098 (message-sort-headers)
4099 ;; Make invisible text visible.
4100 ;; It doesn't seem as if this is useful, since the invisible property
4101 ;; is clobbered by an after-change hook anyhow.
4102 (message-check 'invisible-text
4103 (let ((regions (message-text-with-property 'invisible))
4107 (setq from (caar regions)
4109 regions (cdr regions))
4110 (put-text-property from to 'invisible nil)
4111 (message-overlay-put (message-make-overlay from to)
4113 (unless (yes-or-no-p
4114 "Invisible text found and made visible; continue sending? ")
4115 (error "Invisible text found and made visible")))))
4116 (message-check 'illegible-text
4117 (let (char found choice)
4120 (skip-chars-forward mm-7bit-chars)
4121 (when (get-text-property (point) 'no-illegible-text)
4122 ;; There is a signed or encrypted raw message part
4123 ;; that is considered to be safe.
4124 (goto-char (or (next-single-property-change
4125 (point) 'no-illegible-text)
4127 (setq char (char-after)))
4128 (when (or (< (mm-char-int char) 128)
4129 (and (mm-multibyte-p)
4130 (memq (char-charset char)
4131 '(eight-bit-control eight-bit-graphic
4133 (not (get-text-property
4134 (point) 'untranslated-utf-8))))
4135 (message-overlay-put (message-make-overlay (point) (1+ (point)))
4141 (gnus-multiple-choice
4142 "Non-printable characters found. Continue sending?"
4143 `((?d "Remove non-printable characters and send")
4145 "Replace non-printable characters with \"%s\" and send"
4146 message-replacement-char))
4147 (?i "Ignore non-printable characters and send")
4148 (?e "Continue editing"))))
4150 (error "Non-printable characters"))
4152 (skip-chars-forward mm-7bit-chars)
4154 (when (let ((char (char-after)))
4155 (or (< (mm-char-int char) 128)
4156 (and (mm-multibyte-p)
4157 ;; FIXME: Wrong for Emacs 23 (unicode) and for
4158 ;; things like undecable utf-8. Should at least
4159 ;; use find-coding-systems-region.
4160 (memq (char-charset char)
4161 '(eight-bit-control eight-bit-graphic
4163 (not (get-text-property
4164 (point) 'untranslated-utf-8)))))
4166 (message-kill-all-overlays)
4168 (when (eq choice ?r)
4169 (insert message-replacement-char))))
4171 (skip-chars-forward mm-7bit-chars)))))
4172 (message-check 'bogus-recipient
4173 ;; Warn before sending a mail to an invalid address.
4174 (message-check-recipients)))
4176 (defun message-bogus-recipient-p (recipients)
4177 "Check if a mail address in RECIPIENTS looks bogus.
4179 RECIPIENTS is a mail header. Return a list of potentially bogus
4180 addresses. If none is found, return nil.
4182 An address might be bogus if the domain part is not fully
4183 qualified, see `message-valid-fqdn-regexp', or if there's a
4184 matching entry in `message-bogus-addresses'."
4185 ;; FIXME: How about "foo@subdomain", when the MTA adds ".domain.tld"?
4187 (mapc (lambda (address)
4188 (setq address (cadr address))
4192 (not (string-match "@" address))
4195 message-valid-fqdn-regexp "\\)\\'") address)))
4196 (and message-bogus-addresses
4198 (if (listp message-bogus-addresses)
4199 (mapconcat 'identity
4200 message-bogus-addresses
4202 message-bogus-addresses)))
4203 (string-match re address))))
4204 (push address found)))
4206 (mail-extract-address-components recipients t))
4209 (defun message-check-recipients ()
4210 "Warn before composing or sending a mail to an invalid address.
4212 This function could be useful in `message-setup-hook'."
4215 (message-narrow-to-headers)
4216 (dolist (hdr '("To" "Cc" "Bcc"))
4217 (let ((addr (message-fetch-field hdr)))
4218 (when (stringp addr)
4219 (dolist (bog (message-bogus-recipient-p addr))
4223 "Address `%s' might be bogus. Continue? " bog)))
4224 (error "Bogus address."))))))))
4226 (custom-add-option 'message-setup-hook 'message-check-recipients)
4228 (defun message-add-action (action &rest types)
4229 "Add ACTION to be performed when doing an exit of type TYPES."
4231 (add-to-list (intern (format "message-%s-actions" (pop types)))
4234 (defun message-delete-action (action &rest types)
4235 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
4238 (set (setq var (intern (format "message-%s-actions" (pop types))))
4239 (delq action (symbol-value var))))))
4241 (defun message-do-actions (actions)
4242 "Perform all actions in ACTIONS."
4243 ;; Now perform actions on successful sending.
4244 (dolist (action actions)
4247 ;; A simple function.
4250 ;; Something to be evaled.
4254 (defun message-send-mail-partially ()
4255 "Send mail as message/partial."
4256 ;; replace the header delimiter with a blank line
4257 (goto-char (point-min))
4259 (concat "^" (regexp-quote mail-header-separator) "\n"))
4260 (replace-match "\n")
4261 (run-hooks 'message-send-mail-hook)
4262 (let ((p (goto-char (point-min)))
4263 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
4264 (curbuf (current-buffer))
4265 (id (message-make-message-id)) (n 1)
4266 plist total header required-mail-headers)
4268 (if (< (point-max) (+ p message-send-mail-partially-limit))
4269 (goto-char (point-max))
4270 (goto-char (+ p message-send-mail-partially-limit))
4272 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
4275 (setq total (length plist))
4276 (push (point-max) plist)
4277 (setq plist (nreverse plist))
4280 (setq p (pop plist))
4283 (copy-to-buffer tembuf p (car plist))
4285 (goto-char (point-min))
4288 (goto-char (point-min))
4289 (narrow-to-region (point) (point))
4292 (setq header (buffer-substring (point-min) (point)))
4293 (goto-char (point-min))
4294 (narrow-to-region (point) (point))
4296 (message-remove-header "Mime-Version")
4297 (message-remove-header "Content-Type")
4298 (message-remove-header "Content-Transfer-Encoding")
4299 (message-remove-header "Message-ID")
4300 (message-remove-header "Lines")
4301 (goto-char (point-max))
4302 (insert "Mime-Version: 1.0\n")
4303 (setq header (buffer-string)))
4304 (goto-char (point-max))
4305 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
4308 (let ((mail-header-separator ""))
4309 (when (memq 'Message-ID message-required-mail-headers)
4310 (insert "Message-ID: " (message-make-message-id) "\n"))
4311 (when (memq 'Lines message-required-mail-headers)
4312 (insert "Lines: " (message-make-lines) "\n"))
4313 (message-goto-subject)
4315 (insert (format " (%d/%d)" n total))
4317 (mm-with-unibyte-current-buffer
4318 (funcall (or message-send-mail-real-function
4319 message-send-mail-function))))
4321 (setq p (pop plist))
4323 (kill-buffer tembuf))))
4325 (defun message-send-mail (&optional arg)
4326 (require 'mail-utils)
4327 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
4328 (case-fold-search nil)
4329 (news (message-news-p))
4330 (mailbuf (current-buffer))
4331 (message-this-is-mail t)
4332 (message-posting-charset
4333 (if (fboundp 'gnus-setup-posting-charset)
4334 (gnus-setup-posting-charset nil)
4335 message-posting-charset))
4336 (headers message-required-mail-headers))
4337 (when (and message-generate-hashcash
4338 (not (eq message-generate-hashcash 'opportunistic)))
4339 (message "Generating hashcash...")
4340 ;; Wait for calculations already started to finish...
4341 (hashcash-wait-async)
4342 ;; ...and do calculations not already done. mail-add-payment
4343 ;; will leave existing X-Hashcash headers alone.
4345 (message "Generating hashcash...done"))
4347 (message-narrow-to-headers)
4348 ;; Generate the Mail-Followup-To header if the header is not there...
4349 (if (and (message-subscribed-p)
4350 (not (mail-fetch-field "mail-followup-to")))
4353 (cons "Mail-Followup-To" (message-make-mail-followup-to))
4354 message-required-mail-headers))
4355 ;; otherwise, delete the MFT header if the field is empty
4356 (when (equal "" (mail-fetch-field "mail-followup-to"))
4357 (message-remove-header "^Mail-Followup-To:")))
4358 ;; Insert some headers.
4359 (let ((message-deletable-headers
4360 (if news nil message-deletable-headers)))
4361 (message-generate-headers headers))
4362 ;; Check continuation headers.
4363 (message-check 'continuation-headers
4364 (goto-char (point-min))
4365 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4366 (goto-char (match-beginning 0))
4367 (if (y-or-n-p "Fix continuation lines? ")
4370 (unless (y-or-n-p "Send anyway? ")
4371 (error "Failed to send the message")))))
4372 ;; Let the user do all of the above.
4373 (run-hooks 'message-header-hook))
4375 (with-current-buffer tembuf
4377 ;; Avoid copying text props (except hard newlines).
4378 (insert (with-current-buffer mailbuf
4379 (mml-buffer-substring-no-properties-except-hard-newlines
4380 (point-min) (point-max))))
4381 ;; Remove some headers.
4382 (message-encode-message-body)
4384 (message-narrow-to-headers)
4385 ;; We (re)generate the Lines header.
4386 (when (memq 'Lines message-required-mail-headers)
4387 (message-generate-headers '(Lines)))
4388 ;; Remove some headers.
4389 (message-remove-header message-ignored-mail-headers t)
4390 (let ((mail-parse-charset message-default-charset))
4391 (mail-encode-encoded-word-buffer)))
4392 (goto-char (point-max))
4393 ;; require one newline at the end.
4394 (or (= (preceding-char) ?\n)
4396 (message-cleanup-headers)
4397 ;; FIXME: we're inserting the courtesy copy after encoding.
4398 ;; This is wrong if the courtesy copy string contains
4399 ;; non-ASCII characters. -- jh
4402 (message-narrow-to-headers)
4404 (or (message-fetch-field "cc")
4405 (message-fetch-field "bcc")
4406 (message-fetch-field "to"))
4407 (let ((content-type (message-fetch-field
4412 (string= "text/plain"
4414 (mail-header-parse-content-type
4418 (message-fetch-field
4419 "content-transfer-encoding")))))))
4420 (message-insert-courtesy-copy))
4421 (if (or (not message-send-mail-partially-limit)
4422 (< (buffer-size) message-send-mail-partially-limit)
4423 (not (message-y-or-n-p
4424 "The message size is too large, split? "
4428 (/ (buffer-size) 1000) "KB, is too large.
4430 Some mail gateways (MTA's) bounce large messages. To avoid the
4431 problem, answer `y', and the message will be split into several
4432 smaller pieces, the size of each is about "
4433 (/ message-send-mail-partially-limit 1000)
4437 However, some mail readers (MUA's) can't read split messages, i.e.,
4438 mails in message/partially format. Answer `n', and the message will be
4441 The size limit is controlled by `message-send-mail-partially-limit'.
4442 If you always want Gnus to send messages in one piece, set
4443 `message-send-mail-partially-limit' to nil.
4445 (mm-with-unibyte-current-buffer
4446 (message "Sending via mail...")
4447 (funcall (or message-send-mail-real-function
4448 message-send-mail-function)))
4449 (message-send-mail-partially)))
4450 (kill-buffer tembuf))
4451 (set-buffer mailbuf)
4452 (push 'mail message-sent-message-via)))
4454 (defun message-send-mail-with-sendmail ()
4455 "Send off the prepared buffer with sendmail."
4456 (let ((errbuf (if message-interactive
4457 (message-generate-new-buffer-clone-locals
4460 resend-to-addresses delimline)
4463 (let ((case-fold-search t))
4465 (message-narrow-to-headers)
4466 (setq resend-to-addresses (message-fetch-field "resent-to")))
4467 ;; Change header-delimiter to be what sendmail expects.
4468 (goto-char (point-min))
4470 (concat "^" (regexp-quote mail-header-separator) "\n"))
4471 (replace-match "\n")
4473 (setq delimline (point-marker))
4474 (run-hooks 'message-send-mail-hook)
4475 ;; Insert an extra newline if we need it to work around
4476 ;; Sun's bug that swallows newlines.
4477 (goto-char (1+ delimline))
4478 (when (eval message-mailer-swallows-blank-line)
4480 (when message-interactive
4481 (with-current-buffer errbuf
4483 (let* ((default-directory "/")
4484 (coding-system-for-write message-send-coding-system)
4486 'call-process-region
4488 (list (point-min) (point-max)
4489 (cond ((boundp 'sendmail-program)
4491 ((file-exists-p "/usr/sbin/sendmail")
4492 "/usr/sbin/sendmail")
4493 ((file-exists-p "/usr/lib/sendmail")
4494 "/usr/lib/sendmail")
4495 ((file-exists-p "/usr/ucblib/sendmail")
4496 "/usr/ucblib/sendmail")
4498 nil errbuf nil "-oi")
4499 message-sendmail-extra-arguments
4500 ;; Always specify who from,
4501 ;; since some systems have broken sendmails.
4502 ;; But some systems are more broken with -f, so
4503 ;; we'll let users override this.
4504 (if (null message-sendmail-f-is-evil)
4505 (list "-f" (message-sendmail-envelope-from)))
4506 ;; These mean "report errors by mail"
4507 ;; and "deliver in background".
4508 (if (null message-interactive) '("-oem" "-odb"))
4509 ;; Get the addresses from the message
4510 ;; unless this is a resend.
4511 ;; We must not do that for a resend
4512 ;; because we would find the original addresses.
4513 ;; For a resend, include the specific addresses.
4514 (if resend-to-addresses
4515 (list resend-to-addresses)
4517 (unless (or (null cpr) (and (numberp cpr) (zerop cpr)))
4518 (error "Sending...failed with exit value %d" cpr)))
4519 (when message-interactive
4520 (with-current-buffer errbuf
4521 (goto-char (point-min))
4522 (while (re-search-forward "\n+ *" nil t)
4523 (replace-match "; "))
4524 (if (not (zerop (buffer-size)))
4525 (error "Sending...failed to %s"
4526 (buffer-string))))))
4527 (when (bufferp errbuf)
4528 (kill-buffer errbuf)))))
4530 (defun message-send-mail-with-qmail ()
4531 "Pass the prepared message buffer to qmail-inject.
4532 Refer to the documentation for the variable `message-send-mail-function'
4533 to find out how to use this."
4534 ;; replace the header delimiter with a blank line
4535 (goto-char (point-min))
4537 (concat "^" (regexp-quote mail-header-separator) "\n"))
4538 (replace-match "\n")
4539 (run-hooks 'message-send-mail-hook)
4542 (let ((coding-system-for-write message-send-coding-system))
4544 'call-process-region (point-min) (point-max)
4545 message-qmail-inject-program nil nil nil
4546 ;; qmail-inject's default behaviour is to look for addresses on the
4547 ;; command line; if there're none, it scans the headers.
4548 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
4550 ;; in general, ALL of qmail-inject's defaults are perfect for simply
4551 ;; reading a formatted (i. e., at least a To: or Resent-To header)
4552 ;; message from stdin.
4554 ;; qmail also has the advantage of not having been raped by
4555 ;; various vendors, so we don't have to allow for that, either --
4556 ;; compare this with message-send-mail-with-sendmail and weep
4557 ;; for sendmail's lost innocence.
4559 ;; all this is way cool coz it lets us keep the arguments entirely
4560 ;; free for -inject-arguments -- a big win for the user and for us
4561 ;; since we don't have to play that double-guessing game and the user
4562 ;; gets full control (no gestapo'ish -f's, for instance). --sj
4563 (if (functionp message-qmail-inject-args)
4564 (funcall message-qmail-inject-args)
4565 message-qmail-inject-args)))
4566 ;; qmail-inject doesn't say anything on it's stdout/stderr,
4567 ;; we have to look at the retval instead
4569 (100 (error "qmail-inject reported permanent failure"))
4570 (111 (error "qmail-inject reported transient failure"))
4571 ;; should never happen
4572 (t (error "qmail-inject reported unknown failure"))))
4574 (defun message-send-mail-with-mh ()
4575 "Send the prepared message buffer with mh."
4576 (let ((mh-previous-window-config nil)
4577 (name (mh-new-draft-name)))
4578 (setq buffer-file-name name)
4579 ;; MH wants to generate these headers itself.
4580 (when message-mh-deletable-headers
4581 (let ((headers message-mh-deletable-headers))
4583 (goto-char (point-min))
4584 (and (re-search-forward
4585 (concat "^" (symbol-name (car headers)) ": *") nil t)
4586 (message-delete-line))
4588 (run-hooks 'message-send-mail-hook)
4589 ;; Pass it on to mh.
4592 (defun message-smtpmail-send-it ()
4593 "Send the prepared message buffer with `smtpmail-send-it'.
4594 This only differs from `smtpmail-send-it' that this command evaluates
4595 `message-send-mail-hook' just before sending a message. It is useful
4596 if your ISP requires the POP-before-SMTP authentication. See the Gnus
4597 manual for details."
4598 (run-hooks 'message-send-mail-hook)
4601 (defun message-send-mail-with-mailclient ()
4602 "Send the prepared message buffer with `mailclient-send-it'.
4603 This only differs from `smtpmail-send-it' that this command evaluates
4604 `message-send-mail-hook' just before sending a message."
4605 (run-hooks 'message-send-mail-hook)
4606 (mailclient-send-it))
4608 (defun message-canlock-generate ()
4609 "Return a string that is non-trivial to guess.
4610 Do not use this for anything important, it is cryptographically weak."
4612 (let (sha1-maximum-internal-length)
4613 (sha1 (concat (message-unique-id)
4614 (format "%x%x%x" (random) (random t) (random))
4615 (prin1-to-string (recent-keys))
4616 (prin1-to-string (garbage-collect))))))
4618 (defun message-canlock-password ()
4619 "The password used by message for cancel locks.
4620 This is the value of `canlock-password', if that option is non-nil.
4621 Otherwise, generate and save a value for `canlock-password' first."
4622 (unless canlock-password
4623 (customize-save-variable 'canlock-password (message-canlock-generate))
4624 (setq canlock-password-for-verify canlock-password))
4627 (defun message-insert-canlock ()
4628 (when message-insert-canlock
4629 (message-canlock-password)
4630 (canlock-insert-header)))
4632 (defun message-send-news (&optional arg)
4633 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
4634 (case-fold-search nil)
4635 (method (if (functionp message-post-method)
4636 (funcall message-post-method arg)
4637 message-post-method))
4638 (newsgroups-field (save-restriction
4639 (message-narrow-to-headers-or-head)
4640 (message-fetch-field "Newsgroups")))
4641 (followup-field (save-restriction
4642 (message-narrow-to-headers-or-head)
4643 (message-fetch-field "Followup-To")))
4644 ;; BUG: We really need to get the charset for each name in the
4645 ;; Newsgroups and Followup-To lines to allow crossposting
4646 ;; between group namess with incompatible character sets.
4647 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
4648 (group-field-charset
4649 (gnus-group-name-charset method newsgroups-field))
4650 (followup-field-charset
4651 (gnus-group-name-charset method (or followup-field "")))
4652 (rfc2047-header-encoding-alist
4653 (append (when group-field-charset
4654 (list (cons "Newsgroups" group-field-charset)))
4655 (when followup-field-charset
4656 (list (cons "Followup-To" followup-field-charset)))
4657 rfc2047-header-encoding-alist))
4658 (messbuf (current-buffer))
4659 (message-syntax-checks
4661 (listp message-syntax-checks))
4662 (cons '(existing-newsgroups . disabled)
4663 message-syntax-checks)
4664 message-syntax-checks))
4665 (message-this-is-news t)
4666 (message-posting-charset
4667 (gnus-setup-posting-charset newsgroups-field))
4669 (if (not (message-check-news-body-syntax))
4672 (message-narrow-to-headers)
4673 ;; Insert some headers.
4674 (message-generate-headers message-required-news-headers)
4675 (message-insert-canlock)
4676 ;; Let the user do all of the above.
4677 (run-hooks 'message-header-hook))
4678 ;; Note: This check will be disabled by the ".*" default value for
4679 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
4680 (when (and group-field-charset
4681 (listp message-syntax-checks))
4682 (setq message-syntax-checks
4683 (cons '(valid-newsgroups . disabled)
4684 message-syntax-checks)))
4685 (message-cleanup-headers)
4686 (if (not (let ((message-post-method method))
4687 (message-check-news-syntax)))
4690 (with-current-buffer tembuf
4691 (buffer-disable-undo)
4693 ;; Avoid copying text props (except hard newlines).
4695 (with-current-buffer messbuf
4696 (mml-buffer-substring-no-properties-except-hard-newlines
4697 (point-min) (point-max))))
4698 (message-encode-message-body)
4699 ;; Remove some headers.
4701 (message-narrow-to-headers)
4702 ;; We (re)generate the Lines header.
4703 (when (memq 'Lines message-required-mail-headers)
4704 (message-generate-headers '(Lines)))
4705 ;; Remove some headers.
4706 (message-remove-header message-ignored-news-headers t)
4707 (let ((mail-parse-charset message-default-charset))
4708 (mail-encode-encoded-word-buffer)))
4709 (goto-char (point-max))
4710 ;; require one newline at the end.
4711 (or (= (preceding-char) ?\n)
4713 (let ((case-fold-search t))
4714 ;; Remove the delimiter.
4715 (goto-char (point-min))
4717 (concat "^" (regexp-quote mail-header-separator) "\n"))
4718 (replace-match "\n")
4720 (run-hooks 'message-send-news-hook)
4721 (gnus-open-server method)
4722 (message "Sending news via %s..." (gnus-server-string method))
4723 (setq result (let ((mail-header-separator ""))
4724 (gnus-request-post method))))
4725 (kill-buffer tembuf))
4726 (set-buffer messbuf)
4728 (push 'news message-sent-message-via)
4729 (message "Couldn't send message via news: %s"
4730 (nnheader-get-report (car method)))
4734 ;;; Header generation & syntax checking.
4737 (defun message-check-element (type)
4738 "Return non-nil if this TYPE is not to be checked."
4739 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
4741 (let ((able (assq type message-syntax-checks)))
4743 (eq (cdr able) 'disabled)))))
4745 (defun message-check-news-syntax ()
4746 "Check the syntax of the message."
4750 ;; We narrow to the headers and check them first.
4753 (message-narrow-to-headers)
4754 (message-check-news-header-syntax))))))
4756 (defun message-check-news-header-syntax ()
4758 ;; Check Newsgroups header.
4759 (message-check 'newsgroups
4760 (let ((group (message-fetch-field "newsgroups")))
4763 (not (string-match "\\`[ \t]*\\'" group)))
4766 "The newsgroups field is empty or missing. Posting is denied.")))))
4767 ;; Check the Subject header.
4768 (message-check 'subject
4769 (let* ((case-fold-search t)
4770 (subject (message-fetch-field "subject")))
4773 (not (string-match "\\`[ \t]*\\'" subject)))
4776 "The subject field is empty or missing. Posting is denied.")))))
4777 ;; Check for commands in Subject.
4778 (message-check 'subject-cmsg
4779 (if (string-match "^cmsg " (message-fetch-field "subject"))
4781 "The control code \"cmsg\" is in the subject. Really post? ")
4783 ;; Check long header lines.
4784 (message-check 'long-header-lines
4785 (let ((start (point))
4789 (while (and (not found)
4790 (re-search-forward "^\\([^ \t:]+\\): " nil t))
4791 (if (> (- (point) (match-beginning 0)) 998)
4793 length (- (point) (match-beginning 0)))
4794 (setq header (match-string-no-properties 1)))
4795 (setq start (match-beginning 0))
4798 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
4801 ;; Check for multiple identical headers.
4802 (message-check 'multiple-headers
4804 (while (and (not found)
4805 (re-search-forward "^[^ \t:]+: " nil t))
4807 (or (re-search-forward
4812 (match-beginning 0) (- (match-end 0) 2))))
4817 (y-or-n-p (format "Multiple %s headers. Really post? " found))
4819 ;; Check for Version and Sendsys.
4820 (message-check 'sendsys
4821 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
4823 (format "The article contains a %s command. Really post? "
4824 (buffer-substring (match-beginning 0)
4825 (1- (match-end 0)))))
4827 ;; See whether we can shorten Followup-To.
4828 (message-check 'shorten-followup-to
4829 (let ((newsgroups (message-fetch-field "newsgroups"))
4830 (followup-to (message-fetch-field "followup-to"))
4832 (when (and newsgroups
4833 (string-match "," newsgroups)
4838 (setq to (completing-read
4839 "Followups to (default no Followup-To header): "
4842 (message-tokenize-header
4844 (goto-char (point-min))
4845 (insert "Followup-To: " to "\n"))
4847 ;; Check "Shoot me".
4848 (message-check 'shoot
4849 (if (re-search-forward
4850 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
4851 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
4853 ;; Check for Approved.
4854 (message-check 'approved
4855 (if (re-search-forward "^Approved:" nil t)
4856 (y-or-n-p "The article contains an Approved header. Really post? ")
4858 ;; Check the Message-ID header.
4859 (message-check 'message-id
4860 (let* ((case-fold-search t)
4861 (message-id (message-fetch-field "message-id" t)))
4862 (or (not message-id)
4863 ;; Is there an @ in the ID?
4864 (and (string-match "@" message-id)
4865 ;; Is there a dot in the ID?
4866 (string-match "@[^.]*\\." message-id)
4867 ;; Does the ID end with a dot?
4868 (not (string-match "\\.>" message-id)))
4870 (format "The Message-ID looks strange: \"%s\". Really post? "
4872 ;; Check the Newsgroups & Followup-To headers.
4873 (message-check 'existing-newsgroups
4874 (let* ((case-fold-search t)
4875 (newsgroups (message-fetch-field "newsgroups"))
4876 (followup-to (message-fetch-field "followup-to"))
4877 (groups (message-tokenize-header
4879 (concat newsgroups "," followup-to)
4881 (post-method (if (functionp message-post-method)
4882 (funcall message-post-method)
4883 message-post-method))
4884 ;; KLUDGE to handle nnvirtual groups. Doing this right
4885 ;; would probably involve a new nnoo function.
4886 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
4887 (method (if (and (consp post-method)
4888 (eq (car post-method) 'nnvirtual)
4889 gnus-message-group-art)
4890 (let ((group (car (nnvirtual-find-group-art
4891 (car gnus-message-group-art)
4892 (cdr gnus-message-group-art)))))
4893 (gnus-find-method-for-group group))
4897 (gnus-group-name-decode
4898 (gnus-group-real-name n)
4899 (gnus-group-name-charset method n)))
4900 (gnus-groups-from-server method)))
4903 (when (and (not (equal (car groups) "poster"))
4904 (not (member (car groups) known-groups))
4905 (not (member (car groups) errors)))
4906 (push (car groups) errors))
4909 ;; Gnus is not running.
4910 ((or (not (and (boundp 'gnus-active-hashtb)
4911 gnus-active-hashtb))
4912 (not (boundp 'gnus-read-active-file)))
4914 ;; We don't have all the group names.
4915 ((and (or (not gnus-read-active-file)
4916 (eq gnus-read-active-file 'some))
4920 "Really use %s possibly unknown group%s: %s? "
4921 (if (= (length errors) 1) "this" "these")
4922 (if (= (length errors) 1) "" "s")
4923 (mapconcat 'identity errors ", "))))
4924 ;; There were no errors.
4927 ;; There are unknown groups.
4931 "Really post to %s unknown group%s: %s? "
4932 (if (= (length errors) 1) "this" "these")
4933 (if (= (length errors) 1) "" "s")
4934 (mapconcat 'identity errors ", ")))))))
4935 ;; Check continuation headers.
4936 (message-check 'continuation-headers
4937 (goto-char (point-min))
4938 (let ((do-posting t))
4939 (while (re-search-forward "^[^ \t\n][^ \t\n:]*[ \t\n]" nil t)
4940 (goto-char (match-beginning 0))
4941 (if (y-or-n-p "Fix continuation lines? ")
4944 (unless (y-or-n-p "Send anyway? ")
4945 (setq do-posting nil))))
4947 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4948 (message-check 'valid-newsgroups
4949 (let ((case-fold-search t)
4950 (headers '("Newsgroups" "Followup-To"))
4952 (while (and headers (not error))
4953 (when (setq header (mail-fetch-field (car headers)))
4957 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4962 (not (string-match "\\.\\'\\|\\.\\." g)))
4963 (message-tokenize-header header ","))))
4970 (format "The %s header looks odd: \"%s\". Really post? "
4971 (car headers) header)))))
4972 (message-check 'repeated-newsgroups
4973 (let ((case-fold-search t)
4974 (headers '("Newsgroups" "Followup-To"))
4975 header error groups group)
4978 (when (setq header (mail-fetch-field (pop headers)))
4979 (setq groups (message-tokenize-header header ","))
4980 (while (setq group (pop groups))
4981 (when (member group groups)
4987 (format "Group %s is repeated in headers. Really post? " error)))))
4988 ;; Check the From header.
4989 (message-check 'from
4990 (let* ((case-fold-search t)
4991 (from (message-fetch-field "from"))
4995 (message "There is no From line. Posting is denied.")
4997 ((or (not (string-match
4999 (setq ad (nth 1 (mail-extract-address-components
5000 from))))) ;larsi@ifi
5001 (string-match "\\.\\." ad) ;larsi@ifi..uio
5002 (string-match "@\\." ad) ;larsi@.ifi.uio
5003 (string-match "\\.$" ad) ;larsi@ifi.uio.
5004 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5005 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
5007 "Denied posting -- the From looks strange: \"%s\"." from)
5009 ((let ((addresses (rfc822-addresses from)))
5010 (while (and addresses
5011 (not (eq (string-to-char (car addresses)) ?\()))
5012 (setq addresses (cdr addresses)))
5015 "Denied posting -- bad From address: \"%s\"." from)
5018 ;; Check the Reply-To header.
5019 (message-check 'reply-to
5020 (let* ((case-fold-search t)
5021 (reply-to (message-fetch-field "reply-to"))
5026 ((string-match "," reply-to)
5028 (format "Multiple Reply-To addresses: \"%s\". Really post? "
5030 ((or (not (string-match
5032 (setq ad (nth 1 (mail-extract-address-components
5033 reply-to))))) ;larsi@ifi
5034 (string-match "\\.\\." ad) ;larsi@ifi..uio
5035 (string-match "@\\." ad) ;larsi@.ifi.uio
5036 (string-match "\\.$" ad) ;larsi@ifi.uio.
5037 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
5038 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
5041 "The Reply-To looks strange: \"%s\". Really post? "
5045 (defun message-check-news-body-syntax ()
5047 ;; Check for long lines.
5048 (message-check 'long-lines
5049 (goto-char (point-min))
5051 (concat "^" (regexp-quote mail-header-separator) "$"))
5055 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
5058 (< (- (point) p) 80)))
5059 (zerop (forward-line 1))))
5063 "You have lines longer than 79 characters. Really post? ")))
5064 ;; Check whether the article is empty.
5065 (message-check 'empty
5066 (goto-char (point-min))
5068 (concat "^" (regexp-quote mail-header-separator) "$"))
5071 (goto-char (point-max))
5072 (re-search-backward message-signature-separator nil t)
5074 (or (re-search-backward "[^ \n\t]" b t)
5075 (if (message-gnksa-enable-p 'empty-article)
5076 (y-or-n-p "Empty article. Really post? ")
5077 (message "Denied posting -- Empty article.")
5079 ;; Check for control characters.
5080 (message-check 'control-chars
5081 (if (re-search-forward
5082 (mm-string-to-multibyte "[\000-\007\013\015-\032\034-\037\200-\237]")
5085 "The article contains control characters. Really post? ")
5087 ;; Check excessive size.
5088 (message-check 'size
5089 (if (> (buffer-size) 60000)
5091 (format "The article is %d octets long. Really post? "
5094 ;; Check whether any new text has been added.
5095 (message-check 'new-text
5097 (not message-checksum)
5098 (not (eq (message-checksum) message-checksum))
5099 (if (message-gnksa-enable-p 'quoted-text-only)
5101 "It looks like no new text has been added. Really post? ")
5102 (message "Denied posting -- no new text has been added.")
5104 ;; Check the length of the signature.
5105 (message-check 'signature
5106 (goto-char (point-max))
5107 (if (not (re-search-backward message-signature-separator nil t))
5109 (if (>= (count-lines (1+ (point-at-eol)) (point-max)) 5)
5110 (if (message-gnksa-enable-p 'signature)
5112 (format "Signature is excessively long (%d lines). Really post? "
5113 (count-lines (1+ (point-at-eol)) (point-max))))
5114 (message "Denied posting -- Excessive signature.")
5117 ;; Ensure that text follows last quoted portion.
5118 (message-check 'quoting-style
5119 (goto-char (point-max))
5120 (let ((no-problem t))
5121 (when (search-backward-regexp "^>[^\n]*\n" nil t)
5122 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
5125 (if (message-gnksa-enable-p 'quoted-text-only)
5126 (y-or-n-p "Your text should follow quoted text. Really post? ")
5128 (goto-char (point-min))
5130 (concat "^" (regexp-quote mail-header-separator) "$"))
5131 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
5132 (y-or-n-p "Your text should follow quoted text. Really post? ")
5133 (message "Denied posting -- only quoted text.")
5136 (defun message-checksum ()
5137 "Return a \"checksum\" for the current buffer."
5140 (goto-char (point-min))
5142 (concat "^" (regexp-quote mail-header-separator) "$"))
5144 (when (not (looking-at "[ \t\n]"))
5145 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
5150 (defun message-do-fcc ()
5151 "Process Fcc headers in the current buffer."
5152 (let ((case-fold-search t)
5153 (buf (current-buffer))
5155 (mml-externalize-attachments message-fcc-externalize-attachments))
5158 (message-narrow-to-headers)
5159 (setq file (message-fetch-field "fcc" t)))
5161 (set-buffer (get-buffer-create " *message temp*"))
5163 (insert-buffer-substring buf)
5164 (message-encode-message-body)
5166 (message-narrow-to-headers)
5167 (while (setq file (message-fetch-field "fcc" t))
5169 (message-remove-header "fcc" nil t))
5170 (let ((mail-parse-charset message-default-charset)
5171 (rfc2047-header-encoding-alist
5172 (cons '("Newsgroups" . default)
5173 rfc2047-header-encoding-alist)))
5174 (mail-encode-encoded-word-buffer)))
5175 (goto-char (point-min))
5176 (when (re-search-forward
5177 (concat "^" (regexp-quote mail-header-separator) "$")
5179 (replace-match "" t t ))
5180 ;; Process FCC operations.
5182 (setq file (pop list))
5183 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
5184 ;; Pipe the article to the program in question.
5185 (call-process-region (point-min) (point-max) shell-file-name
5186 nil nil nil shell-command-switch
5187 (match-string 1 file))
5188 ;; Save the article.
5189 (setq file (expand-file-name file))
5190 (unless (file-exists-p (file-name-directory file))
5191 (make-directory (file-name-directory file) t))
5192 (if (and message-fcc-handler-function
5193 (not (eq message-fcc-handler-function 'rmail-output)))
5194 (funcall message-fcc-handler-function file)
5195 (if (and (file-readable-p file) (mail-file-babyl-p file))
5196 (rmail-output file 1 nil t)
5197 (let ((mail-use-rfc822 t))
5198 (rmail-output file 1 t t))))))
5199 (kill-buffer (current-buffer))))))
5201 (defun message-output (filename)
5202 "Append this article to Unix/babyl mail file FILENAME."
5203 (if (and (file-readable-p filename)
5204 (mail-file-babyl-p filename))
5205 (gnus-output-to-rmail filename t)
5206 (gnus-output-to-mail filename t)))
5208 (defun message-cleanup-headers ()
5209 "Do various automatic cleanups of the headers."
5210 ;; Remove empty lines in the header.
5212 (message-narrow-to-headers)
5213 ;; Remove blank lines.
5214 (while (re-search-forward "^[ \t]*\n" nil t)
5215 (replace-match "" t t))
5217 ;; Correct Newsgroups and Followup-To headers: Change sequence of
5218 ;; spaces to comma and eliminate spaces around commas. Eliminate
5219 ;; embedded line breaks.
5220 (goto-char (point-min))
5221 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
5225 (if (re-search-forward "^[^ \t]" nil t)
5229 (goto-char (point-min))
5230 (while (re-search-forward "\n[ \t]+" nil t)
5231 (replace-match " " t t)) ;No line breaks (too confusing)
5232 (goto-char (point-min))
5233 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
5234 (replace-match "," t t))
5235 (goto-char (point-min))
5236 ;; Remove trailing commas.
5237 (when (re-search-forward ",+$" nil t)
5238 (replace-match "" t t))))))
5240 (defun message-make-date (&optional now)
5241 "Make a valid data header.
5242 If NOW, use that time instead."
5243 (let ((system-time-locale "C"))
5244 (format-time-string "%a, %d %b %Y %T %z" now)))
5246 (defun message-insert-expires (days)
5247 "Insert the Expires header. Expiry in DAYS days."
5248 (interactive "NExpire article in how many days? ")
5250 (message-position-on-field "Expires" "X-Draft-From")
5251 (insert (message-make-expires-date days))))
5253 (defun message-make-expires-date (days)
5254 "Make date string for the Expires header. Expiry in DAYS days.
5256 In posting styles use `(\"Expires\" (make-expires-date 30))'."
5257 (let* ((cur (decode-time (current-time)))
5258 (nday (+ days (nth 3 cur))))
5259 (setf (nth 3 cur) nday)
5260 (message-make-date (apply 'encode-time cur))))
5262 (defun message-make-message-id ()
5263 "Make a unique Message-ID."
5264 (concat "<" (message-unique-id)
5265 (let ((psubject (save-excursion (message-fetch-field "subject")))
5267 (save-excursion (message-fetch-field "supersedes"))))
5269 (and message-reply-headers
5270 (mail-header-references message-reply-headers)
5271 (mail-header-subject message-reply-headers)
5274 (message-strip-subject-re
5275 (mail-header-subject message-reply-headers))
5276 (message-strip-subject-re psubject))))
5278 (string-match "_-_@" psupersedes)))
5280 "@" (message-make-fqdn) ">"))
5282 (defvar message-unique-id-char nil)
5284 ;; If you ever change this function, make sure the new version
5285 ;; cannot generate IDs that the old version could.
5286 ;; You might for example insert a "." somewhere (not next to another dot
5287 ;; or string boundary), or modify the "fsf" string.
5288 (defun message-unique-id ()
5289 ;; Don't use microseconds from (current-time), they may be unsupported.
5290 ;; Instead we use this randomly inited counter.
5291 (setq message-unique-id-char
5292 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
5293 ;; (current-time) returns 16-bit ints,
5294 ;; and 2^16*25 just fits into 4 digits i base 36.
5296 (let ((tm (current-time)))
5298 (if (or (memq system-type '(ms-dos emx vax-vms))
5299 ;; message-number-base36 doesn't handle bigints.
5300 (floatp (user-uid)))
5301 (let ((user (downcase (user-login-name))))
5302 (while (string-match "[^a-z0-9_]" user)
5303 (aset user (match-beginning 0) ?_))
5305 (message-number-base36 (user-uid) -1))
5306 (message-number-base36 (+ (car tm)
5307 (lsh (% message-unique-id-char 25) 16)) 4)
5308 (message-number-base36 (+ (nth 1 tm)
5309 (lsh (/ message-unique-id-char 25) 16)) 4)
5310 ;; Append a given name, because while the generated ID is unique
5311 ;; to this newsreader, other newsreaders might otherwise generate
5312 ;; the same ID via another algorithm.
5315 (defun message-number-base36 (num len)
5320 (concat (message-number-base36 (/ num 36) (1- len))
5321 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
5324 (defun message-make-organization ()
5325 "Make an Organization header."
5326 (let* ((organization
5327 (when message-user-organization
5328 (if (functionp message-user-organization)
5329 (funcall message-user-organization)
5330 message-user-organization))))
5332 (mm-enable-multibyte)
5333 (cond ((stringp organization)
5334 (insert organization))
5335 ((and (eq t organization)
5336 message-user-organization-file
5337 (file-exists-p message-user-organization-file))
5338 (insert-file-contents message-user-organization-file)))
5339 (goto-char (point-min))
5340 (while (re-search-forward "[\t\n]+" nil t)
5341 (replace-match "" t t))
5342 (unless (zerop (buffer-size))
5345 (defun message-make-lines ()
5346 "Count the number of lines and return numeric string."
5351 (int-to-string (count-lines (point) (point-max))))))
5353 (defun message-make-references ()
5354 "Return the References header for this message."
5355 (when message-reply-headers
5356 (let ((message-id (mail-header-message-id message-reply-headers))
5357 (references (mail-header-references message-reply-headers)))
5358 (if (or references message-id)
5359 (concat (or references "") (and references " ")
5363 (defun message-make-in-reply-to ()
5364 "Return the In-Reply-To header for this message."
5365 (when message-reply-headers
5366 (let ((from (mail-header-from message-reply-headers))
5367 (date (mail-header-date message-reply-headers))
5368 (msg-id (mail-header-message-id message-reply-headers)))
5370 (let ((name (mail-extract-address-components from)))
5372 msg-id (if msg-id " (")
5374 (if (string-match "[^\000-\177]" (car name))
5375 ;; Quote a string containing non-ASCII characters.
5376 ;; It will make the RFC2047 encoder cause an error
5377 ;; if there are special characters.
5378 (mm-with-multibyte-buffer
5380 (goto-char (point-min))
5381 (while (search-forward "\"" nil t)
5384 (zerop (% (skip-chars-backward "\\\\") 2))
5385 (goto-char (match-beginning 0)))
5388 ;; Those quotes will be removed by the RFC2047 encoder.
5389 (concat "\"" (buffer-string) "\""))
5393 (if (or (not date) (string= date ""))
5394 "(unknown date)" date)
5395 "\"" (if msg-id ")")))))))
5397 (defun message-make-distribution ()
5398 "Make a Distribution header."
5399 (let ((orig-distribution (message-fetch-reply-field "distribution")))
5400 (cond ((functionp message-distribution-function)
5401 (funcall message-distribution-function))
5402 (t orig-distribution))))
5404 (defun message-make-expires ()
5405 "Return an Expires header based on `message-expires'."
5406 (let ((current (current-time))
5407 (future (* 1.0 message-expires 60 60 24)))
5408 ;; Add the future to current.
5409 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
5410 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
5411 (message-make-date current)))
5413 (defun message-make-path ()
5415 (let ((login-name (user-login-name)))
5416 (cond ((null message-user-path)
5417 (concat (system-name) "!" login-name))
5418 ((stringp message-user-path)
5419 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
5420 (concat message-user-path "!" login-name))
5423 (defun message-make-from (&optional name address)
5424 "Make a From header."
5425 (let* ((style message-from-style)
5426 (login (or address (message-make-address)))
5428 (and (boundp 'user-full-name)
5431 (when (string= fullname "&")
5432 (setq fullname (user-login-name)))
5434 (mm-enable-multibyte)
5437 (equal fullname ""))
5439 ((or (eq style 'angles)
5440 (and (not (eq style 'parens))
5441 ;; Use angles if no quoting is needed, or if parens would
5442 ;; need quoting too.
5443 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
5444 (let ((tmp (concat fullname nil)))
5445 (while (string-match "([^()]*)" tmp)
5446 (aset tmp (match-beginning 0) ?-)
5447 (aset tmp (1- (match-end 0)) ?-))
5448 (string-match "[\\()]" tmp)))))
5450 (goto-char (point-min))
5451 ;; Look for a character that cannot appear unquoted
5452 ;; according to RFC 822.
5453 (when (re-search-forward "[^- !#-'*+/-9=?A-Z^-~]" nil 1)
5454 ;; Quote fullname, escaping specials.
5455 (goto-char (point-min))
5457 (while (re-search-forward "[\"\\]" nil 1)
5458 (replace-match "\\\\\\&" t))
5460 (insert " <" login ">"))
5461 (t ; 'parens or default
5463 (let ((fullname-start (point)))
5465 (goto-char fullname-start)
5466 ;; RFC 822 says \ and nonmatching parentheses
5467 ;; must be escaped in comments.
5468 ;; Escape every instance of ()\ ...
5469 (while (re-search-forward "[()\\]" nil 1)
5470 (replace-match "\\\\\\&" t))
5471 ;; ... then undo escaping of matching parentheses,
5472 ;; including matching nested parentheses.
5473 (goto-char fullname-start)
5474 (while (re-search-forward
5475 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
5477 (replace-match "\\1(\\3)" t)
5478 (goto-char fullname-start)))
5482 (defun message-make-sender ()
5483 "Return the \"real\" user address.
5484 This function tries to ignore all user modifications, and
5485 give as trustworthy answer as possible."
5486 (concat (user-login-name) "@" (system-name)))
5488 (defun message-make-address ()
5489 "Make the address of the user."
5490 (or (message-user-mail-address)
5491 (concat (user-login-name) "@" (message-make-domain))))
5493 (defun message-user-mail-address ()
5494 "Return the pertinent part of `user-mail-address'."
5495 (when (and user-mail-address
5496 (string-match "@.*\\." user-mail-address))
5497 (if (string-match " " user-mail-address)
5498 (nth 1 (mail-extract-address-components user-mail-address))
5499 user-mail-address)))
5501 (defun message-sendmail-envelope-from ()
5502 "Return the envelope from."
5503 (cond ((eq message-sendmail-envelope-from 'header)
5504 (nth 1 (mail-extract-address-components
5505 (message-fetch-field "from"))))
5506 ((stringp message-sendmail-envelope-from)
5507 message-sendmail-envelope-from)
5509 (message-make-address))))
5511 (defun message-make-fqdn ()
5512 "Return user's fully qualified domain name."
5513 (let* ((system-name (system-name))
5514 (user-mail (message-user-mail-address))
5517 (string-match "@\\(.*\\)\\'" user-mail))
5518 (match-string 1 user-mail)))
5519 (case-fold-search t))
5521 ((and message-user-fqdn
5522 (stringp message-user-fqdn)
5523 (string-match message-valid-fqdn-regexp message-user-fqdn)
5524 (not (string-match message-bogus-system-names message-user-fqdn)))
5525 ;; `message-user-fqdn' seems to be valid
5527 ((and (string-match message-valid-fqdn-regexp system-name)
5528 (not (string-match message-bogus-system-names system-name)))
5529 ;; `system-name' returned the right result.
5531 ;; Try `mail-host-address'.
5532 ((and (boundp 'mail-host-address)
5533 (stringp mail-host-address)
5534 (string-match message-valid-fqdn-regexp mail-host-address)
5535 (not (string-match message-bogus-system-names mail-host-address)))
5537 ;; We try `user-mail-address' as a backup.
5539 (stringp user-domain)
5540 (string-match message-valid-fqdn-regexp user-domain)
5541 (not (string-match message-bogus-system-names user-domain)))
5543 ;; Default to this bogus thing.
5546 ".i-did-not-set--mail-host-address--so-tickle-me")))))
5548 (defun message-make-host-name ()
5549 "Return the name of the host."
5550 (let ((fqdn (message-make-fqdn)))
5551 (string-match "^[^.]+\\." fqdn)
5552 (substring fqdn 0 (1- (match-end 0)))))
5554 (defun message-make-domain ()
5555 "Return the domain name."
5556 (or mail-host-address
5557 (message-make-fqdn)))
5559 (defun message-to-list-only ()
5560 "Send a message to the list only.
5561 Remove all addresses but the list address from To and Cc headers."
5563 (let ((listaddr (message-make-mail-followup-to t)))
5566 (message-remove-header "to")
5567 (message-remove-header "cc")
5568 (message-position-on-field "To" "X-Draft-From")
5569 (insert listaddr)))))
5571 (defun message-make-mail-followup-to (&optional only-show-subscribed)
5572 "Return the Mail-Followup-To header.
5573 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
5574 subscribed address (and not the additional To and Cc header contents)."
5575 (let* ((case-fold-search t)
5576 (to (message-fetch-field "To"))
5577 (cc (message-fetch-field "cc"))
5578 (msg-recipients (concat to (and to cc ", ") cc))
5580 (mapcar 'mail-strip-quoted-names
5581 (message-tokenize-header msg-recipients)))
5583 (if message-subscribed-address-file
5584 (let (begin end item re)
5587 (insert-file-contents message-subscribed-address-file)
5589 (setq begin (point))
5592 (if (bolp) (setq end (1- end)))
5593 (setq item (regexp-quote (buffer-substring begin end)))
5594 (if re (setq re (concat re "\\|" item))
5595 (setq re (concat "\\`\\(" item))))
5596 (and re (list (concat re "\\)\\'"))))))))
5597 (mft-regexps (apply 'append message-subscribed-regexps
5598 (mapcar 'regexp-quote
5599 message-subscribed-addresses)
5602 message-subscribed-address-functions))))
5605 (loop for recipient in recipients
5606 when (loop for regexp in mft-regexps
5607 when (string-match regexp recipient) return t)
5610 (if only-show-subscribed
5612 msg-recipients))))))
5614 (defun message-idna-to-ascii-rhs-1 (header)
5615 "Interactively potentially IDNA encode domain names in HEADER."
5616 (let ((field (message-fetch-field header))
5620 (mm-delete-duplicates
5621 (mapcar (lambda (rhs) (or (cadr (split-string rhs "@")) ""))
5624 'car (mail-header-parse-addresses field))))))
5625 (setq ace (if (string-match "\\`[[:ascii:]]+\\'" rhs)
5627 (downcase (idna-to-ascii rhs))))
5628 (when (and (not (equal rhs ace))
5629 (or (not (eq message-use-idna 'ask))
5630 (y-or-n-p (format "Replace %s with %s in %s:? "
5632 (goto-char (point-min))
5633 (while (re-search-forward (concat "^" header ":") nil t)
5634 (message-narrow-to-field)
5635 (while (search-forward (concat "@" rhs) nil t)
5636 (replace-match (concat "@" ace) t t))
5637 (goto-char (point-max))
5640 (defun message-idna-to-ascii-rhs ()
5641 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
5642 See `message-idna-encode'."
5644 (when message-use-idna
5647 (message-narrow-to-head)
5648 (message-idna-to-ascii-rhs-1 "From")
5649 (message-idna-to-ascii-rhs-1 "To")
5650 (message-idna-to-ascii-rhs-1 "Reply-To")
5651 (message-idna-to-ascii-rhs-1 "Mail-Reply-To")
5652 (message-idna-to-ascii-rhs-1 "Mail-Followup-To")
5653 (message-idna-to-ascii-rhs-1 "Cc")))))
5655 (defun message-generate-headers (headers)
5656 "Prepare article HEADERS.
5657 Headers already prepared in the buffer are not modified."
5658 (setq headers (append headers message-required-headers))
5660 (message-narrow-to-headers)
5661 (let* ((Date (message-make-date))
5662 (Message-ID (message-make-message-id))
5663 (Organization (message-make-organization))
5664 (From (message-make-from))
5665 (Path (message-make-path))
5668 (In-Reply-To (message-make-in-reply-to))
5669 (References (message-make-references))
5671 (Distribution (message-make-distribution))
5672 (Lines (message-make-lines))
5673 (User-Agent message-newsreader)
5674 (Expires (message-make-expires))
5675 (case-fold-search t)
5677 header value elem header-string)
5678 ;; First we remove any old generated headers.
5679 (let ((headers message-deletable-headers))
5680 (unless (buffer-modified-p)
5681 (setq headers (delq 'Message-ID (copy-sequence headers))))
5683 (goto-char (point-min))
5684 (and (re-search-forward
5685 (concat "^" (symbol-name (car headers)) ": *") nil t)
5686 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
5687 (message-delete-line))
5689 ;; Go through all the required headers and see if they are in the
5690 ;; articles already. If they are not, or are empty, they are
5691 ;; inserted automatically - except for Subject, Newsgroups and
5694 (goto-char (point-min))
5695 (setq elem (pop headers))
5697 (if (eq (car elem) 'optional)
5698 (setq header (cdr elem)
5700 (setq header (car elem)))
5702 (setq header-string (if (stringp header)
5704 (symbol-name header)))
5705 (when (or (not (re-search-forward
5707 (regexp-quote (downcase header-string))
5711 ;; The header was found. We insert a space after the
5712 ;; colon, if there is none.
5713 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
5714 ;; Find out whether the header is empty.
5715 (looking-at "[ \t]*\n[^ \t]")))
5716 ;; So we find out what value we should insert.
5720 (eq (car elem) 'optional)
5721 (not (member header-string message-inserted-headers)))
5722 ;; This is an optional header. If the cdr of this
5723 ;; is something that is nil, then we do not insert
5725 (setq header (cdr elem))
5726 (or (and (functionp (cdr elem))
5727 (funcall (cdr elem)))
5728 (and (boundp (cdr elem))
5729 (symbol-value (cdr elem)))))
5731 ;; The element is a cons. Either the cdr is a
5732 ;; string to be inserted verbatim, or it is a
5733 ;; function, and we insert the value returned from
5735 (or (and (stringp (cdr elem))
5737 (and (functionp (cdr elem))
5738 (funcall (cdr elem)))))
5739 ((and (boundp header)
5740 (symbol-value header))
5741 ;; The element is a symbol. We insert the value
5742 ;; of this symbol, if any.
5743 (symbol-value header))
5744 ((not (message-check-element
5745 (intern (downcase (symbol-name header)))))
5746 ;; We couldn't generate a value for this header,
5747 ;; so we just ask the user.
5748 (read-from-minibuffer
5749 (format "Empty header for %s; enter value: " header)))))
5750 ;; Finally insert the header.
5752 (not (equal value "")))
5756 ;; This header didn't exist, so we insert it.
5757 (goto-char (point-max))
5759 (cdr (assq header message-header-format-alist))))
5761 (funcall formatter header value)
5762 (insert header-string ": " value))
5763 (goto-char (message-fill-field))
5764 ;; We check whether the value was ended by a
5765 ;; newline. If not, we insert one.
5769 ;; The value of this header was empty, so we clear
5770 ;; totally and insert the new value.
5771 (delete-region (point) (point-at-eol))
5772 ;; If the header is optional, and the header was
5773 ;; empty, we can't insert it anyway.
5775 (push header-string message-inserted-headers)
5777 (message-fill-field)))
5778 ;; Add the deletable property to the headers that require it.
5779 (and (memq header message-deletable-headers)
5780 (progn (beginning-of-line) (looking-at "[^:]+: "))
5781 (add-text-properties
5782 (point) (match-end 0)
5783 '(message-deletable t face italic) (current-buffer)))))))
5784 ;; Insert new Sender if the From is strange.
5785 (let ((from (message-fetch-field "from"))
5786 (sender (message-fetch-field "sender"))
5787 (secure-sender (message-make-sender)))
5789 (not (message-check-element 'sender))
5792 (cadr (mail-extract-address-components from)))
5793 (downcase secure-sender)))
5798 (cadr (mail-extract-address-components sender)))
5799 (downcase secure-sender)))))
5800 (goto-char (point-min))
5801 ;; Rename any old Sender headers to Original-Sender.
5802 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
5804 (insert "Original-")
5805 (beginning-of-line))
5806 (when (or (message-news-p)
5807 (string-match "@.+\\.." secure-sender))
5808 (insert "Sender: " secure-sender "\n"))))
5810 (message-idna-to-ascii-rhs))))
5812 (defun message-insert-courtesy-copy ()
5813 "Insert a courtesy message in mail copies of combined messages."
5817 (message-narrow-to-headers)
5818 (when (setq newsgroups (message-fetch-field "newsgroups"))
5819 (goto-char (point-max))
5820 (insert "Posted-To: " newsgroups "\n")))
5822 (when message-courtesy-message
5824 ((string-match "%s" message-courtesy-message)
5825 (insert (format message-courtesy-message newsgroups)))
5827 (insert message-courtesy-message)))))))
5830 ;;; Setting up a message buffer
5833 (defun message-skip-to-next-address ()
5834 (let ((end (save-excursion
5835 (message-next-header)
5838 (when (looking-at ",")
5840 (while (and (not (= (point) end))
5841 (or (not (eq char ?,))
5843 (skip-chars-forward "^,\"" (point-max))
5844 (when (eq (setq char (following-char)) ?\")
5845 (setq quoted (not quoted)))
5846 (unless (= (point) end)
5848 (skip-chars-forward " \t\n")))
5850 (defun message-fill-address (header value)
5851 (insert (capitalize (symbol-name header))
5853 (if (consp value) (car value) value)
5855 (message-fill-field-address))
5857 (defun message-split-line ()
5858 "Split current line, moving portion beyond point vertically down.
5859 If the current line has `message-yank-prefix', insert it on the new line."
5862 (split-line message-yank-prefix) ;; Emacs 22.1+ supports arg.
5866 (defun message-insert-header (header value)
5867 (insert (capitalize (symbol-name header))
5869 (if (consp value) (car value) value)))
5871 (defun message-field-name ()
5873 (goto-char (point-min))
5874 (when (looking-at "\\([^:]+\\):")
5875 (intern (capitalize (match-string 1))))))
5877 (defun message-fill-field ()
5880 (message-narrow-to-field)
5881 (let ((field-name (message-field-name)))
5882 (funcall (or (cadr (assq field-name message-field-fillers))
5883 'message-fill-field-general)))
5886 (defun message-fill-field-address ()
5888 (message-skip-to-next-address)
5890 (if (and (> (current-column) 78)
5896 (setq last (1+ (point))))
5897 (setq last (1+ (point)))))))
5899 (defun message-fill-field-general ()
5900 (let ((begin (point))
5903 (while (and (search-forward "\n" nil t)
5905 (replace-match " " t t))
5906 (fill-region-as-paragraph begin (point-max))
5907 ;; Tapdance around looong Message-IDs.
5909 (when (looking-at "[ \t]*$")
5910 (message-delete-line))
5912 (search-forward ":" nil t)
5913 (when (looking-at "\n[ \t]+")
5914 (replace-match " " t t))
5915 (goto-char (point-max))))
5917 (defun message-shorten-1 (list cut surplus)
5918 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
5919 (setcdr (nthcdr (- cut 2) list)
5920 (nthcdr (+ (- cut 2) surplus 1) list)))
5922 (defun message-shorten-references (header references)
5923 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
5924 When sending via news, also check that the REFERENCES are less
5925 than 988 characters long, and if they are not, trim them until
5933 (goto-char (point-min))
5934 ;; Cons a list of valid references. GNKSA says we must not include MIDs
5935 ;; with whitespace or missing brackets (7.a "Does not propagate broken
5936 ;; Message-IDs in original References").
5937 (while (re-search-forward "<[^ <]+@[^ <]+>" nil t)
5938 (push (match-string 0) refs))
5939 (setq refs (nreverse refs)
5940 count (length refs)))
5942 ;; If the list has more than MAXCOUNT elements, trim it by
5943 ;; removing the CUTth element and the required number of
5944 ;; elements that follow.
5945 (when (> count maxcount)
5946 (let ((surplus (- count maxcount)))
5947 (message-shorten-1 refs cut surplus)
5948 (decf count surplus)))
5950 ;; When sending via news, make sure the total folded length will
5951 ;; be less than 998 characters. This is to cater to broken INN
5952 ;; 2.3 which counts the total number of characters in a header
5953 ;; rather than the physical line length of each line, as it should.
5955 ;; This hack should be removed when it's believed than INN 2.3 is
5956 ;; no longer widely used.
5958 ;; At this point the headers have not been generated, thus we use
5959 ;; message-this-is-news directly.
5960 (when message-this-is-news
5963 (message-insert-header
5964 header (mapconcat #'identity refs " "))
5966 (message-shorten-1 refs cut 1)))
5967 ;; Finally, collect the references back into a string and insert
5968 ;; it into the buffer.
5969 (message-insert-header header (mapconcat #'identity refs " "))))
5971 (defun message-position-point ()
5972 "Move point to where the user probably wants to find it."
5973 (message-narrow-to-headers)
5975 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5976 (search-backward ":" )
5979 (if (eq (char-after) ? )
5983 (goto-char (point-max))
5986 (unless (looking-at "$")
5990 (defcustom message-beginning-of-line t
5991 "Whether \\<message-mode-map>\\[message-beginning-of-line]\
5992 goes to beginning of header values."
5994 :group 'message-buffers
5995 :link '(custom-manual "(message)Movement")
5998 (defun message-beginning-of-line (&optional n)
5999 "Move point to beginning of header value or to beginning of line.
6000 The prefix argument N is passed directly to `beginning-of-line'.
6002 This command is identical to `beginning-of-line' if point is
6003 outside the message header or if the option `message-beginning-of-line'
6006 If point is in the message header and on a (non-continued) header
6007 line, move point to the beginning of the header value or the beginning of line,
6008 whichever is closer. If point is already at beginning of line, move point to
6009 beginning of header value. Therefore, repeated calls will toggle point
6010 between beginning of field and beginning of line."
6012 (let ((zrs 'zmacs-region-stays))
6013 (when (and (featurep 'xemacs) (interactive-p) (boundp zrs))
6015 (if (and message-beginning-of-line
6016 (message-point-in-header-p))
6017 (let* ((here (point))
6018 (bol (progn (beginning-of-line n) (point)))
6019 (eol (point-at-eol))
6020 (eoh (re-search-forward ": *" eol t)))
6022 (if (and eoh (or (< eoh here) (= bol here)))
6024 (beginning-of-line n)))
6026 (defun message-buffer-name (type &optional to group)
6027 "Return a new (unique) buffer name based on TYPE and TO."
6029 ;; Generate a new buffer name The Message Way.
6030 ((memq message-generate-new-buffers '(unique t))
6031 (generate-new-buffer-name
6035 (or (car (mail-extract-address-components to))
6038 (if (and group (not (string= group ""))) (concat " on " group) "")
6040 ;; Check whether `message-generate-new-buffers' is a function,
6041 ;; and if so, call it.
6042 ((functionp message-generate-new-buffers)
6043 (funcall message-generate-new-buffers type to group))
6044 ((eq message-generate-new-buffers 'unsent)
6045 (generate-new-buffer-name
6046 (concat "*unsent " type
6049 (or (car (mail-extract-address-components to))
6052 (if (and group (not (string= group ""))) (concat " on " group) "")
6054 ;; Search for the existing message buffer with the specified name.
6056 (let* ((new (if (eq message-generate-new-buffers 'standard)
6057 (generate-new-buffer-name (concat "*" type " message*"))
6058 (let ((message-generate-new-buffers 'unique))
6059 (message-buffer-name type to group))))
6060 (regexp (concat "\\`"
6062 (if (string-match "<[0-9]+>\\'" new)
6063 (substring new 0 (match-beginning 0))
6065 "\\(?:<\\([0-9]+\\)>\\)?\\'"))
6066 (case-fold-search nil))
6073 (when (and (string-match regexp (setq b (buffer-name b)))
6074 (eq (with-current-buffer b major-mode)
6076 (cons (string-to-number (or (match-string 1 b) "1"))
6079 'car-less-than-car)))
6082 (defun message-pop-to-buffer (name &optional switch-function)
6083 "Pop to buffer NAME, and warn if it already exists and is modified."
6084 (let ((buffer (get-buffer name)))
6086 (buffer-name buffer))
6087 (let ((window (get-buffer-window buffer 0)))
6089 ;; Raise the frame already displaying the message buffer.
6091 (gnus-select-frame-set-input-focus (window-frame window))
6092 (select-window window))
6093 (funcall (or switch-function 'pop-to-buffer) buffer)
6094 (set-buffer buffer))
6095 (when (and (buffer-modified-p)
6098 "Message already being composed; erase? ")
6100 (error "Message being composed")))
6101 (funcall (or switch-function 'pop-to-buffer) name)
6106 (defun message-do-send-housekeeping ()
6107 "Kill old message buffers."
6108 ;; We might have sent this buffer already. Delete it from the
6110 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
6111 (while (and message-max-buffers
6113 (>= (length message-buffer-list) message-max-buffers))
6114 ;; Kill the oldest buffer -- unless it has been changed.
6115 (let ((buffer (pop message-buffer-list)))
6116 (when (and (buffer-name buffer)
6117 (not (buffer-modified-p buffer)))
6118 (kill-buffer buffer))))
6119 ;; Rename the buffer.
6120 (if message-send-rename-function
6121 (funcall message-send-rename-function)
6122 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
6124 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
6126 (let ((name (match-string 2 (buffer-name)))
6128 (if (not (or (null name)
6129 (string-equal name "mail")
6130 (string-equal name "posting")))
6131 (setq name (concat "*sent " name "*"))
6132 (message-narrow-to-headers)
6133 (setq to (message-fetch-field "to"))
6134 (setq group (message-fetch-field "newsgroups"))
6138 (to (concat "*sent mail to "
6139 (or (car (mail-extract-address-components to))
6141 ((and group (not (string= group "")))
6142 (concat "*sent posting on " group "*"))
6143 (t "*sent mail*"))))
6144 (unless (string-equal name (buffer-name))
6145 (rename-buffer name t)))))
6146 ;; Push the current buffer onto the list.
6147 (when message-max-buffers
6148 (setq message-buffer-list
6149 (nconc message-buffer-list (list (current-buffer))))))
6151 (defun message-mail-user-agent ()
6153 ((not message-mail-user-agent) nil)
6154 ((eq message-mail-user-agent t) mail-user-agent)
6155 (t message-mail-user-agent))))
6156 (if (memq mua '(message-user-agent gnus-user-agent))
6160 (defun message-setup (headers &optional replybuffer actions
6161 continue switch-function)
6162 (let ((mua (message-mail-user-agent))
6163 subject to field yank-action)
6164 (if (not (and message-this-is-mail mua))
6165 (message-setup-1 headers replybuffer actions)
6167 (setq yank-action (list 'insert-buffer replybuffer)))
6168 (setq headers (copy-sequence headers))
6169 (setq field (assq 'Subject headers))
6171 (setq subject (cdr field))
6172 (setq headers (delq field headers)))
6173 (setq field (assq 'To headers))
6175 (setq to (cdr field))
6176 (setq headers (delq field headers)))
6177 (let ((mail-user-agent mua))
6178 (compose-mail to subject
6179 (mapcar (lambda (item)
6181 (format "%s" (car item))
6184 continue switch-function yank-action actions)))))
6186 (defun message-headers-to-generate (headers included-headers excluded-headers)
6187 "Return a list that includes all headers from HEADERS.
6188 If INCLUDED-HEADERS is a list, just include those headers. If it is
6189 t, include all headers. In any case, headers from EXCLUDED-HEADERS
6193 (dolist (header headers)
6194 (setq header-name (cond
6195 ((and (consp header)
6196 (eq (car header) 'optional))
6197 ;; On the form (optional . Header)
6200 ;; On the form (Header . function)
6205 (when (and (not (memq header-name excluded-headers))
6206 (or (eq included-headers t)
6207 (memq header-name included-headers)))
6208 (push header result)))
6211 (defun message-setup-1 (headers &optional replybuffer actions)
6212 (dolist (action actions)
6214 (add-to-list 'message-send-actions
6215 `(apply ',(car action) ',(cdr action)))))
6216 (setq message-reply-buffer replybuffer)
6217 (goto-char (point-min))
6218 ;; Insert all the headers.
6221 (alist message-header-format-alist))
6223 (unless (assq (caar h) message-header-format-alist)
6224 (push (list (caar h)) alist))
6228 (delete-region (point) (progn (forward-line -1) (point)))
6229 (when message-default-headers
6230 (insert message-default-headers)
6231 (or (bolp) (insert ?\n)))
6232 (insert mail-header-separator "\n")
6234 (when (message-news-p)
6235 (when message-default-news-headers
6236 (insert message-default-news-headers)
6237 (or (bolp) (insert ?\n)))
6238 (when message-generate-headers-first
6239 (message-generate-headers
6240 (message-headers-to-generate
6241 (append message-required-news-headers
6242 message-required-headers)
6243 message-generate-headers-first
6244 '(Lines Subject)))))
6245 (when (message-mail-p)
6246 (when message-default-mail-headers
6247 (insert message-default-mail-headers)
6248 (or (bolp) (insert ?\n)))
6249 (when message-generate-headers-first
6250 (message-generate-headers
6251 (message-headers-to-generate
6252 (append message-required-mail-headers
6253 message-required-headers)
6254 message-generate-headers-first
6255 '(Lines Subject)))))
6256 (run-hooks 'message-signature-setup-hook)
6257 (message-insert-signature)
6259 (message-narrow-to-headers)
6260 (run-hooks 'message-header-setup-hook))
6261 (setq buffer-undo-list nil)
6262 (when message-generate-hashcash
6263 ;; Generate hashcash headers for recipients already known
6264 (mail-add-payment-async))
6265 ;; Gnus posting styles are applied via buffer-local `message-setup-hook'
6267 (run-hooks 'message-setup-hook)
6268 ;; Do this last to give it precedence over posting styles, etc.
6269 (when (message-mail-p)
6271 (message-narrow-to-headers)
6272 (if message-alternative-emails
6273 (message-use-alternative-email-as-from))))
6274 (message-position-point)
6275 ;; Allow correct handling of `message-checksum' in `message-yank-original':
6276 (set-buffer-modified-p nil)
6279 (defun message-set-auto-save-file-name ()
6280 "Associate the message buffer with a file in the drafts directory."
6281 (when message-auto-save-directory
6282 (unless (file-directory-p
6283 (directory-file-name message-auto-save-directory))
6284 (make-directory message-auto-save-directory t))
6286 (setq message-draft-article
6287 (nndraft-request-associate-buffer "drafts"))
6288 (setq buffer-file-name (expand-file-name
6289 (if (memq system-type
6290 '(ms-dos ms-windows windows-nt
6291 cygwin cygwin32 win32 w32
6295 message-auto-save-directory))
6296 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
6297 (clear-visited-file-modtime)
6298 (setq buffer-file-coding-system message-draft-coding-system)))
6300 (defun message-disassociate-draft ()
6301 "Disassociate the message buffer from the drafts directory."
6302 (when message-draft-article
6303 (nndraft-request-expire-articles
6304 (list message-draft-article) "drafts" nil t)))
6306 (defun message-insert-headers ()
6307 "Generate the headers for the article."
6311 (message-narrow-to-headers)
6312 (when (message-news-p)
6313 (message-generate-headers
6316 (copy-sequence message-required-news-headers)))))
6317 (when (message-mail-p)
6318 (message-generate-headers
6321 (copy-sequence message-required-mail-headers))))))))
6326 ;;; Commands for interfacing with message
6330 (defun message-mail (&optional to subject
6331 other-headers continue switch-function
6332 yank-action send-actions)
6333 "Start editing a mail message to be sent.
6334 OTHER-HEADERS is an alist of header/value pairs. CONTINUE says whether
6335 to continue editing a message already being composed. SWITCH-FUNCTION
6336 is a function used to switch to and display the mail buffer."
6338 (let ((message-this-is-mail t) replybuffer)
6339 (unless (message-mail-user-agent)
6340 (message-pop-to-buffer
6341 ;; Search for the existing message buffer if `continue' is non-nil.
6342 (let ((message-generate-new-buffers
6343 (when (or (not continue)
6344 (eq message-generate-new-buffers 'standard)
6345 (functionp message-generate-new-buffers))
6346 message-generate-new-buffers)))
6347 (message-buffer-name "mail" to))
6349 ;; FIXME: message-mail should do something if YANK-ACTION is not
6351 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
6352 (setq replybuffer (nth 1 yank-action)))
6355 `((To . ,(or to "")) (Subject . ,(or subject "")))
6356 (when other-headers other-headers))
6357 replybuffer send-actions continue switch-function)
6358 ;; FIXME: Should return nil if failure.
6362 (defun message-news (&optional newsgroups subject)
6363 "Start editing a news article to be sent."
6365 (let ((message-this-is-news t))
6366 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
6367 (message-setup `((Newsgroups . ,(or newsgroups ""))
6368 (Subject . ,(or subject ""))))))
6370 (defun message-alter-recipients-discard-bogus-full-name (addrcell)
6371 "Discard mail address in full names.
6372 When the full name in reply headers contains the mail
6373 address (e.g. \"foo@bar <foo@bar>\"), discard full name.
6374 ADDRCELL is a cons cell where the car is the mail address and the
6375 cdr is the complete address (full name and mail address)."
6376 (if (string-match (concat (regexp-quote (car addrcell)) ".*"
6377 (regexp-quote (car addrcell)))
6379 (cons (car addrcell) (car addrcell))
6382 (defcustom message-alter-recipients-function nil
6383 "Function called to allow alteration of reply header structures.
6384 It is called in `message-get-reply-headers' for each recipient.
6385 The function is called with one parameter, a cons cell ..."
6386 :type '(choice (const :tag "None" nil)
6387 (const :tag "Discard bogus full name"
6388 message-alter-recipients-discard-bogus-full-name)
6390 :version "23.1" ;; No Gnus
6391 :group 'message-headers)
6393 (defun message-get-reply-headers (wide &optional to-address address-headers)
6394 (let (follow-to mct never-mct to cc author mft recipients extra)
6395 ;; Find all relevant headers we need.
6397 (message-narrow-to-headers-or-head)
6398 ;; Gmane renames "To". Look at "Original-To", too, if it is present in
6399 ;; message-header-synonyms.
6400 (setq to (or (message-fetch-field "to")
6401 (and (loop for synonym in message-header-synonyms
6402 when (memq 'Original-To synonym)
6404 (message-fetch-field "original-to")))
6405 cc (message-fetch-field "cc")
6406 extra (when message-extra-wide-headers
6407 (mapconcat 'identity
6408 (mapcar 'message-fetch-field
6409 message-extra-wide-headers)
6411 mct (message-fetch-field "mail-copies-to")
6412 author (or (message-fetch-field "mail-reply-to")
6413 (message-fetch-field "reply-to")
6414 (message-fetch-field "from")
6416 mft (and message-use-mail-followup-to
6417 (message-fetch-field "mail-followup-to"))))
6419 ;; Handle special values of Mail-Copies-To.
6421 (cond ((or (equal (downcase mct) "never")
6422 (equal (downcase mct) "nobody"))
6425 ((or (equal (downcase mct) "always")
6426 (equal (downcase mct) "poster"))
6427 (setq mct author))))
6430 ;; Build (textual) list of new recipient addresses.
6433 (setq recipients (concat ", " author)))
6435 (dolist (header address-headers)
6436 (let ((value (message-fetch-field header)))
6438 (setq recipients (concat recipients ", " value))))))
6440 (string-match "[^ \t,]" mft)
6441 (or (not (eq message-use-mail-followup-to 'ask))
6442 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
6443 You should normally obey the Mail-Followup-To: header. In this
6444 article, it has the value of
6448 which directs your response to " (if (string-match "," mft)
6449 "the specified addresses"
6450 "that address only") ".
6452 Most commonly, Mail-Followup-To is used by a mailing list poster to
6453 express that responses should be sent to just the list, and not the
6456 If a message is posted to several mailing lists, Mail-Followup-To may
6457 also be used to direct the following discussion to one list only,
6458 because discussions that are spread over several lists tend to be
6459 fragmented and very difficult to follow.
6461 Also, some source/announcement lists are not intended for discussion;
6462 responses here are directed to other addresses.
6464 You may customize the variable `message-use-mail-followup-to', if you
6465 want to get rid of this query permanently.")))
6466 (setq recipients (concat ", " mft)))
6468 (setq recipients (concat ", " to-address))
6469 ;; If the author explicitly asked for a copy, we don't deny it to them.
6470 (if mct (setq recipients (concat recipients ", " mct))))
6472 (setq recipients (if never-mct "" (concat ", " author)))
6473 (if to (setq recipients (concat recipients ", " to)))
6474 (if cc (setq recipients (concat recipients ", " cc)))
6475 (if extra (setq recipients (concat recipients ", " extra)))
6476 (if mct (setq recipients (concat recipients ", " mct)))))
6477 (if (>= (length recipients) 2)
6478 ;; Strip the leading ", ".
6479 (setq recipients (substring recipients 2)))
6480 ;; Squeeze whitespace.
6481 (while (string-match "[ \t][ \t]+" recipients)
6482 (setq recipients (replace-match " " t t recipients)))
6483 ;; Remove addresses that match `rmail-dont-reply-to-names'.
6484 (let ((rmail-dont-reply-to-names (message-dont-reply-to-names)))
6485 (setq recipients (rmail-dont-reply-to recipients)))
6486 ;; Perhaps "Mail-Copies-To: never" removed the only address?
6487 (if (string-equal recipients "")
6488 (setq recipients author))
6489 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
6493 (if message-alter-recipients-function
6494 (funcall message-alter-recipients-function
6495 (cons (downcase (mail-strip-quoted-names addr))
6497 (cons (downcase (mail-strip-quoted-names addr)) addr)))
6498 (message-tokenize-header recipients)))
6499 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
6500 (let ((s recipients))
6502 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
6504 ;; Remove hierarchical lists that are contained within each other,
6505 ;; if message-hierarchical-addresses is defined.
6506 (when message-hierarchical-addresses
6507 (let ((plain-addrs (mapcar 'car recipients))
6510 (setq subaddrs (assoc (car plain-addrs)
6511 message-hierarchical-addresses)
6512 plain-addrs (cdr plain-addrs))
6514 (setq subaddrs (cdr subaddrs))
6516 (setq recip (assoc (car subaddrs) recipients)
6517 subaddrs (cdr subaddrs))
6519 (setq recipients (delq recip recipients))))))))
6521 ;; Build the header alist. Allow the user to be asked whether
6522 ;; or not to reply to all recipients in a wide reply.
6523 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
6524 (when (and recipients
6525 (or (not message-wide-reply-confirm-recipients)
6526 (y-or-n-p "Reply to all recipients? ")))
6527 (setq recipients (mapconcat
6528 (lambda (addr) (cdr addr)) recipients ", "))
6529 (if (string-match "^ +" recipients)
6530 (setq recipients (substring recipients (match-end 0))))
6531 (push (cons 'Cc recipients) follow-to)))
6534 (defcustom message-simplify-subject-functions
6535 '(message-strip-list-identifiers
6536 message-strip-subject-re
6537 message-strip-subject-trailing-was
6538 message-strip-subject-encoded-words)
6539 "List of functions taking a string argument that simplify subjects.
6540 The functions are applied when replying to a message.
6542 Useful functions to put in this list include:
6543 `message-strip-list-identifiers', `message-strip-subject-re',
6544 `message-strip-subject-trailing-was', and
6545 `message-strip-subject-encoded-words'."
6546 :version "22.1" ;; Gnus 5.10.9
6547 :group 'message-various
6548 :type '(repeat function))
6550 (defun message-simplify-subject (subject &optional functions)
6551 "Return simplified SUBJECT."
6554 (setq functions message-simplify-subject-functions))
6555 (when (and (memq 'message-strip-list-identifiers functions)
6556 gnus-list-identifiers)
6557 (setq subject (message-strip-list-identifiers subject)))
6558 (when (memq 'message-strip-subject-re functions)
6559 (setq subject (concat "Re: " (message-strip-subject-re subject))))
6560 (when (and (memq 'message-strip-subject-trailing-was functions)
6561 message-subject-trailing-was-query)
6562 (setq subject (message-strip-subject-trailing-was subject)))
6563 (when (memq 'message-strip-subject-encoded-words functions)
6564 (setq subject (message-strip-subject-encoded-words subject)))
6568 (defun message-reply (&optional to-address wide)
6569 "Start editing a reply to the article in the current buffer."
6571 (require 'gnus-sum) ; for gnus-list-identifiers
6572 (let ((cur (current-buffer))
6573 from subject date reply-to to cc
6574 references message-id follow-to
6575 (inhibit-point-motion-hooks t)
6576 (message-this-is-mail t)
6579 (message-narrow-to-head-1)
6580 ;; Allow customizations to have their say.
6582 ;; This is a regular reply.
6583 (when (functionp message-reply-to-function)
6585 (setq follow-to (funcall message-reply-to-function))))
6586 ;; This is a followup.
6587 (when (functionp message-wide-reply-to-function)
6590 (funcall message-wide-reply-to-function)))))
6591 (setq message-id (message-fetch-field "message-id" t)
6592 references (message-fetch-field "references")
6593 date (message-fetch-field "date")
6594 from (or (message-fetch-field "from") "nobody")
6595 subject (or (message-fetch-field "subject") "none"))
6597 ;; Strip list identifiers, "Re: ", and "was:"
6598 (setq subject (message-simplify-subject subject))
6600 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6601 (string-match "<[^>]+>" gnus-warning))
6602 (setq message-id (match-string 0 gnus-warning)))
6605 (setq follow-to (message-get-reply-headers wide to-address))))
6607 (unless (message-mail-user-agent)
6608 (message-pop-to-buffer
6609 (message-buffer-name
6610 (if wide "wide reply" "reply") from
6611 (if wide to-address nil))))
6613 (setq message-reply-headers
6614 (vector 0 subject from date message-id references 0 0 ""))
6617 `((Subject . ,subject)
6622 (defun message-wide-reply (&optional to-address)
6623 "Make a \"wide\" reply to the message in the current buffer."
6625 (message-reply to-address t))
6628 (defun message-followup (&optional to-newsgroups)
6629 "Follow up to the message in the current buffer.
6630 If TO-NEWSGROUPS, use that as the new Newsgroups line."
6632 (require 'gnus-sum) ; for gnus-list-identifiers
6633 (let ((cur (current-buffer))
6634 from subject date reply-to mrt mct
6635 references message-id follow-to
6636 (inhibit-point-motion-hooks t)
6637 (message-this-is-news t)
6638 followup-to distribution newsgroups gnus-warning posted-to)
6641 (goto-char (point-min))
6642 (if (search-forward "\n\n" nil t)
6645 (when (functionp message-followup-to-function)
6647 (funcall message-followup-to-function)))
6648 (setq from (message-fetch-field "from")
6649 date (message-fetch-field "date")
6650 subject (or (message-fetch-field "subject") "none")
6651 references (message-fetch-field "references")
6652 message-id (message-fetch-field "message-id" t)
6653 followup-to (message-fetch-field "followup-to")
6654 newsgroups (message-fetch-field "newsgroups")
6655 posted-to (message-fetch-field "posted-to")
6656 reply-to (message-fetch-field "reply-to")
6657 mrt (message-fetch-field "mail-reply-to")
6658 distribution (message-fetch-field "distribution")
6659 mct (message-fetch-field "mail-copies-to"))
6660 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
6661 (string-match "<[^>]+>" gnus-warning))
6662 (setq message-id (match-string 0 gnus-warning)))
6663 ;; Remove bogus distribution.
6664 (when (and (stringp distribution)
6665 (let ((case-fold-search t))
6666 (string-match "world" distribution)))
6667 (setq distribution nil))
6668 ;; Strip list identifiers, "Re: ", and "was:"
6669 (setq subject (message-simplify-subject subject))
6672 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
6674 (setq message-reply-headers
6675 (vector 0 subject from date message-id references 0 0 ""))
6678 `((Subject . ,subject)
6681 (list (cons 'Newsgroups to-newsgroups)))
6682 (follow-to follow-to)
6683 ((and followup-to message-use-followup-to)
6686 ((equal (downcase followup-to) "poster")
6687 (if (or (eq message-use-followup-to 'use)
6688 (message-y-or-n-p "Obey Followup-To: poster? " t "\
6689 You should normally obey the Followup-To: header.
6691 `Followup-To: poster' sends your response via e-mail instead of news.
6693 A typical situation where `Followup-To: poster' is used is when the poster
6694 does not read the newsgroup, so he wouldn't see any replies sent to it.
6696 You may customize the variable `message-use-followup-to', if you
6697 want to get rid of this query permanently."))
6699 (setq message-this-is-news nil)
6700 (cons 'To (or mrt reply-to from "")))
6701 (cons 'Newsgroups newsgroups)))
6703 (if (or (equal followup-to newsgroups)
6704 (not (eq message-use-followup-to 'ask))
6706 (concat "Obey Followup-To: " followup-to "? ") t "\
6707 You should normally obey the Followup-To: header.
6709 `Followup-To: " followup-to "'
6710 directs your response to " (if (string-match "," followup-to)
6711 "the specified newsgroups"
6712 "that newsgroup only") ".
6714 If a message is posted to several newsgroups, Followup-To is often
6715 used to direct the following discussion to one newsgroup only,
6716 because discussions that are spread over several newsgroup tend to
6717 be fragmented and very difficult to follow.
6719 Also, some source/announcement newsgroups are not intended for discussion;
6720 responses here are directed to other newsgroups.
6722 You may customize the variable `message-use-followup-to', if you
6723 want to get rid of this query permanently."))
6724 (cons 'Newsgroups followup-to)
6725 (cons 'Newsgroups newsgroups))))))
6727 `((Newsgroups . ,posted-to)))
6729 `((Newsgroups . ,newsgroups))))
6730 ,@(and distribution (list (cons 'Distribution distribution)))
6732 (not (or (equal (downcase mct) "never")
6733 (equal (downcase mct) "nobody"))))
6734 (list (cons 'Cc (if (or (equal (downcase mct) "always")
6735 (equal (downcase mct) "poster"))
6736 (or mrt reply-to from "")
6741 (defun message-is-yours-p ()
6742 "Non-nil means current article is yours.
6743 If you have added 'cancel-messages to `message-shoot-gnksa-feet', all articles
6744 are yours except those that have Cancel-Lock header not belonging to you.
6745 Instead of shooting GNKSA feet, you should modify `message-alternative-emails'
6746 regexp to match all of yours addresses."
6747 ;; Canlock-logic as suggested by Per Abrahamsen
6748 ;; <abraham@dina.kvl.dk>
6750 ;; IF article has cancel-lock THEN
6751 ;; IF we can verify it THEN
6754 ;; error: cancellock: article is not yours
6756 ;; Use old rules, comparing sender...
6759 (message-narrow-to-head-1)
6760 (if (message-fetch-field "Cancel-Lock")
6761 (if (null (canlock-verify))
6763 (error "Failed to verify Cancel-lock: This article is not yours"))
6766 (message-gnksa-enable-p 'cancel-messages)
6767 (and (setq sender (message-fetch-field "sender"))
6768 (string-equal (downcase sender)
6769 (downcase (message-make-sender))))
6770 ;; Email address in From field equals to our address
6771 (and (setq from (message-fetch-field "from"))
6773 (downcase (car (mail-header-parse-address from)))
6774 (downcase (car (mail-header-parse-address
6775 (message-make-from))))))
6776 ;; Email address in From field matches
6777 ;; 'message-alternative-emails' regexp
6779 message-alternative-emails
6781 message-alternative-emails
6782 (car (mail-header-parse-address from))))))))))
6785 (defun message-cancel-news (&optional arg)
6786 "Cancel an article you posted.
6787 If ARG, allow editing of the cancellation message."
6789 (unless (message-news-p)
6790 (error "This is not a news article; canceling is impossible"))
6791 (let (from newsgroups message-id distribution buf)
6793 ;; Get header info from original article.
6795 (message-narrow-to-head-1)
6796 (setq from (message-fetch-field "from")
6797 newsgroups (message-fetch-field "newsgroups")
6798 message-id (message-fetch-field "message-id" t)
6799 distribution (message-fetch-field "distribution")))
6800 ;; Make sure that this article was written by the user.
6801 (unless (message-is-yours-p)
6802 (error "This article is not yours"))
6803 (when (yes-or-no-p "Do you really want to cancel this article? ")
6804 ;; Make control message.
6807 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
6809 (insert "Newsgroups: " newsgroups "\n"
6811 "Subject: cmsg cancel " message-id "\n"
6812 "Control: cancel " message-id "\n"
6814 (concat "Distribution: " distribution "\n")
6816 mail-header-separator "\n"
6817 message-cancel-message)
6818 (run-hooks 'message-cancel-hook)
6820 (message "Canceling your article...")
6821 (if (let ((message-syntax-checks
6822 'dont-check-for-anything-just-trust-me))
6823 (funcall message-send-news-function))
6824 (message "Canceling your article...done"))
6825 (kill-buffer buf))))))
6828 (defun message-supersede ()
6829 "Start composing a message to supersede the current message.
6830 This is done simply by taking the old article and adding a Supersedes
6831 header line with the old Message-ID."
6833 (let ((cur (current-buffer)))
6834 ;; Check whether the user owns the article that is to be superseded.
6835 (unless (message-is-yours-p)
6836 (error "This article is not yours"))
6837 ;; Get a normal message buffer.
6838 (message-pop-to-buffer (message-buffer-name "supersede"))
6839 (insert-buffer-substring cur)
6841 (message-narrow-to-head-1)
6842 ;; Remove unwanted headers.
6843 (when message-ignored-supersedes-headers
6844 (message-remove-header message-ignored-supersedes-headers t))
6845 (goto-char (point-min))
6846 (if (not (re-search-forward "^Message-ID: " nil t))
6847 (error "No Message-ID in this article")
6848 (replace-match "Supersedes: " t t))
6849 (goto-char (point-max))
6850 (insert mail-header-separator)
6855 (defun message-recover ()
6856 "Reread contents of current buffer from its last auto-save file."
6858 (let ((file-name (make-auto-save-file-name)))
6859 (cond ((save-window-excursion
6860 (if (not (eq system-type 'vax-vms))
6861 (with-output-to-temp-buffer "*Directory*"
6862 (with-current-buffer standard-output
6863 (fundamental-mode)) ; for Emacs 20.4+
6864 (buffer-disable-undo standard-output)
6865 (let ((default-directory "/"))
6867 "ls" nil standard-output nil "-l" file-name))))
6868 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
6869 (let ((buffer-read-only nil))
6871 (insert-file-contents file-name nil)))
6872 (t (error "message-recover cancelled")))))
6874 ;;; Washing Subject:
6876 (defun message-wash-subject (subject)
6877 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
6878 Previous forwarders, replyers, etc. may add it."
6881 (goto-char (point-min))
6882 ;; strip Re/Fwd stuff off the beginning
6883 (while (re-search-forward
6884 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
6887 ;; and gnus-style forwards [foo@bar.com] subject
6888 (goto-char (point-min))
6889 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
6893 (goto-char (point-max))
6894 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
6897 ;; and finally, any whitespace that was left-over
6898 (goto-char (point-min))
6899 (while (re-search-forward "^[ \t]+" nil t)
6901 (goto-char (point-max))
6902 (while (re-search-backward "[ \t]+$" nil t)
6907 ;;; Forwarding messages.
6909 (defvar message-forward-decoded-p nil
6910 "Non-nil means the original message is decoded.")
6912 (defun message-forward-subject-name-subject (subject)
6913 "Generate a SUBJECT for a forwarded message.
6914 The form is: [Source] Subject, where if the original message was mail,
6915 Source is the name of the sender, and if the original message was
6916 news, Source is the list of newsgroups is was posted to."
6917 (let* ((group (message-fetch-field "newsgroups"))
6918 (from (message-fetch-field "from"))
6921 (gnus-group-decoded-name group)
6923 (car (gnus-extract-address-components from))
6924 (cadr (gnus-extract-address-components from))))
6927 (if message-forward-decoded-p
6929 (mail-decode-encoded-word-string prefix))
6932 (defun message-forward-subject-author-subject (subject)
6933 "Generate a SUBJECT for a forwarded message.
6934 The form is: [Source] Subject, where if the original message was mail,
6935 Source is the sender, and if the original message was news, Source is
6936 the list of newsgroups is was posted to."
6937 (let* ((group (message-fetch-field "newsgroups"))
6940 (gnus-group-decoded-name group)
6941 (or (message-fetch-field "from")
6944 (if message-forward-decoded-p
6946 (mail-decode-encoded-word-string prefix))
6949 (defun message-forward-subject-fwd (subject)
6950 "Generate a SUBJECT for a forwarded message.
6951 The form is: Fwd: Subject, where Subject is the original subject of
6953 (if (string-match "^Fwd: " subject)
6955 (concat "Fwd: " subject)))
6957 (defun message-make-forward-subject ()
6958 "Return a Subject header suitable for the message in the current buffer."
6961 (message-narrow-to-head-1)
6962 (let ((funcs message-make-forward-subject-function)
6963 (subject (message-fetch-field "Subject")))
6966 (if message-forward-decoded-p
6968 (mail-decode-encoded-word-string subject))
6970 (when message-wash-forwarded-subjects
6971 (setq subject (message-wash-subject subject)))
6972 ;; Make sure funcs is a list.
6975 (setq funcs (list funcs)))
6976 ;; Apply funcs in order, passing subject generated by previous
6977 ;; func to the next one.
6978 (dolist (func funcs)
6979 (when (functionp func)
6980 (setq subject (funcall func subject))))
6983 (defvar gnus-article-decoded-p)
6987 (defun message-forward (&optional news digest)
6988 "Forward the current message via mail.
6989 Optional NEWS will use news to forward instead of mail.
6990 Optional DIGEST will use digest to forward."
6992 (let* ((cur (current-buffer))
6993 (message-forward-decoded-p
6994 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
6995 gnus-article-decoded-p ;; In an article buffer.
6996 message-forward-decoded-p))
6997 (subject (message-make-forward-subject)))
6999 (message-news nil subject)
7000 (message-mail nil subject))
7001 (message-forward-make-body cur digest)))
7003 (defun message-forward-make-body-plain (forward-buffer)
7005 "\n-------------------- Start of forwarded message --------------------\n")
7006 (let ((b (point)) e)
7009 (mm-disable-multibyte)
7011 (with-current-buffer forward-buffer
7012 (mm-with-unibyte-current-buffer (buffer-string))))
7013 (mm-enable-multibyte)
7015 (goto-char (point-min))
7016 (when (looking-at "From ")
7017 (replace-match "X-From-Line: "))
7021 "\n-------------------- End of forwarded message --------------------\n")
7022 (message-remove-ignored-headers b e)))
7024 (defun message-remove-ignored-headers (b e)
7025 (when message-forward-ignored-headers
7027 (narrow-to-region b e)
7029 (narrow-to-region (point)
7030 (or (search-forward "\n\n" nil t) (point)))
7031 (let ((ignored (if (stringp message-forward-ignored-headers)
7032 (list message-forward-ignored-headers)
7033 message-forward-ignored-headers)))
7034 (dolist (elem ignored)
7035 (message-remove-header elem t))))))
7037 (defun message-forward-make-body-mime (forward-buffer)
7039 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")
7041 (narrow-to-region (point) (point))
7042 (mml-insert-buffer forward-buffer)
7043 (goto-char (point-min))
7044 (when (looking-at "From ")
7045 (replace-match "X-From-Line: "))
7046 (goto-char (point-max)))
7047 (insert "<#/part>\n")
7048 ;; Consider there is no illegible text.
7049 (add-text-properties
7051 `(no-illegible-text t rear-nonsticky t start-open t))))
7053 (defun message-forward-make-body-mml (forward-buffer)
7054 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
7055 (let ((b (point)) e)
7056 (if (not message-forward-decoded-p)
7059 (mm-disable-multibyte)
7061 (with-current-buffer forward-buffer
7062 (mm-with-unibyte-current-buffer (buffer-string))))
7063 (mm-enable-multibyte)
7065 (goto-char (point-min))
7066 (when (looking-at "From ")
7067 (replace-match "X-From-Line: "))
7070 (narrow-to-region (point) (point))
7071 (mml-insert-buffer forward-buffer)
7072 (goto-char (point-min))
7073 (when (looking-at "From ")
7074 (replace-match "X-From-Line: "))
7075 (goto-char (point-max))))
7077 (insert "<#/mml>\n")
7078 (when (and (not message-forward-decoded-p)
7079 message-forward-ignored-headers)
7080 (message-remove-ignored-headers b e))))
7082 (defun message-forward-make-body-digest-plain (forward-buffer)
7084 "\n-------------------- Start of forwarded message --------------------\n")
7085 (let ((b (point)) e)
7086 (mml-insert-buffer forward-buffer)
7089 "\n-------------------- End of forwarded message --------------------\n")))
7091 (defun message-forward-make-body-digest-mime (forward-buffer)
7092 (insert "\n<#multipart type=digest>\n")
7093 (let ((b (point)) e)
7094 (insert-buffer-substring forward-buffer)
7096 (insert "<#/multipart>\n")
7098 (narrow-to-region b e)
7100 (narrow-to-region (point)
7101 (or (search-forward "\n\n" nil t) (point)))
7102 (delete-region (point-min) (point-max)))))
7104 (defun message-forward-make-body-digest (forward-buffer)
7105 (if message-forward-as-mime
7106 (message-forward-make-body-digest-mime forward-buffer)
7107 (message-forward-make-body-digest-plain forward-buffer)))
7109 (autoload 'mm-uu-dissect-text-parts "mm-uu")
7110 (autoload 'mm-uu-dissect "mm-uu")
7112 (defun message-signed-or-encrypted-p (&optional dont-emulate-mime handles)
7113 "Say whether the current buffer contains signed or encrypted message.
7114 If DONT-EMULATE-MIME is nil, this function does the MIME emulation on
7115 messages that don't conform to PGP/MIME described in RFC2015. HANDLES
7116 is for the internal use."
7118 (let ((mm-decrypt-option 'never)
7119 (mm-verify-option 'never))
7120 (if (setq handles (mm-dissect-buffer nil t))
7121 (unless dont-emulate-mime
7122 (mm-uu-dissect-text-parts handles))
7123 (unless dont-emulate-mime
7124 (setq handles (mm-uu-dissect))))))
7125 ;; Check text/plain message in which there is a signed or encrypted
7126 ;; body that has been encoded by B or Q.
7127 (unless (or handles dont-emulate-mime)
7128 (let ((cur (current-buffer))
7129 (mm-decrypt-option 'never)
7130 (mm-verify-option 'never))
7132 (insert-buffer-substring cur)
7133 (when (setq handles (mm-dissect-buffer t t))
7135 (bufferp (car handles))
7136 (mm-destroy-parts handles))
7137 (equal (mm-handle-media-type handles) "text/plain"))
7139 (mm-decode-content-transfer-encoding
7140 (mm-handle-encoding handles))
7141 (setq handles (mm-uu-dissect)))
7142 (setq handles nil))))))
7146 (dolist (handle (if (stringp (car handles))
7147 (if (member (car handles)
7148 '("multipart/signed"
7149 "multipart/encrypted"))
7153 (if (stringp (car handle))
7154 (when (message-signed-or-encrypted-p dont-emulate-mime handle)
7156 (when (and (bufferp (car handle))
7157 (equal (mm-handle-media-type handle)
7159 (with-current-buffer (mm-handle-buffer handle)
7160 (when (message-signed-or-encrypted-p dont-emulate-mime)
7161 (throw 'found t)))))))
7162 (mm-destroy-parts handles))))
7165 (defun message-forward-make-body (forward-buffer &optional digest)
7166 ;; Put point where we want it before inserting the forwarded
7168 (if message-forward-before-signature
7170 (goto-char (point-max)))
7172 (message-forward-make-body-digest forward-buffer)
7173 (if message-forward-as-mime
7174 (if (and message-forward-show-mml
7175 (not (and (eq message-forward-show-mml 'best)
7176 ;; Use the raw form in the body if it contains
7177 ;; signed or encrypted message so as not to be
7178 ;; destroyed by re-encoding.
7179 (with-current-buffer forward-buffer
7181 (message-signed-or-encrypted-p)
7183 (message-forward-make-body-mml forward-buffer)
7184 (message-forward-make-body-mime forward-buffer))
7185 (message-forward-make-body-plain forward-buffer)))
7186 (message-position-point))
7189 (defun message-forward-rmail-make-body (forward-buffer)
7190 (save-window-excursion
7191 (set-buffer forward-buffer)
7192 (if (rmail-msg-is-pruned)
7193 (rmail-msg-restore-non-pruned-header)))
7194 (message-forward-make-body forward-buffer))
7196 ;; Fixme: Should have defcustom.
7198 (defun message-insinuate-rmail ()
7199 "Let RMAIL use message to forward."
7201 (setq rmail-enable-mime-composing t)
7202 (setq rmail-insert-mime-forwarded-message-function
7203 'message-forward-rmail-make-body))
7206 (defun message-resend (address)
7207 "Resend the current article to ADDRESS."
7209 (list (message-read-from-minibuffer "Resend message to: ")))
7210 (message "Resending message to %s..." address)
7212 (let ((cur (current-buffer))
7214 ;; We first set up a normal mail buffer.
7215 (unless (message-mail-user-agent)
7216 (set-buffer (get-buffer-create " *message resend*"))
7218 (let ((message-this-is-mail t)
7219 message-generate-hashcash
7221 (message-setup `((To . ,address))))
7222 ;; Insert our usual headers.
7223 (message-generate-headers '(From Date To Message-ID))
7224 (message-narrow-to-headers)
7225 ;; Remove X-Draft-From header etc.
7226 (message-remove-header message-ignored-mail-headers t)
7227 ;; Rename them all to "Resent-*".
7228 (goto-char (point-min))
7229 (while (re-search-forward "^[A-Za-z]" nil t)
7234 (delete-region (point) (point-max))
7236 ;; Insert the message to be resent.
7237 (insert-buffer-substring cur)
7238 (goto-char (point-min))
7239 (search-forward "\n\n")
7242 (narrow-to-region beg (point))
7243 (message-remove-header message-ignored-resent-headers t)
7244 (goto-char (point-max)))
7245 (insert mail-header-separator)
7246 ;; Rename all old ("Also-")Resent headers.
7247 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
7250 ;; Quote any "From " lines at the beginning.
7252 (when (looking-at "From ")
7253 (replace-match "X-From-Line: "))
7255 (let ((message-inhibit-body-encoding t)
7256 message-required-mail-headers
7257 message-generate-hashcash
7258 rfc2047-encode-encoded-words)
7259 (message-send-mail))
7260 (kill-buffer (current-buffer)))
7261 (message "Resending message to %s...done" address)))
7264 (defun message-bounce ()
7265 "Re-mail the current message.
7266 This only makes sense if the current message is a bounce message that
7267 contains some mail you have written which has been bounced back to
7270 (let ((handles (mm-dissect-buffer t))
7272 (message-pop-to-buffer (message-buffer-name "bounce"))
7273 (if (stringp (car handles))
7274 ;; This is a MIME bounce.
7275 (mm-insert-part (car (last handles)))
7276 ;; This is a non-MIME bounce, so we try to remove things
7278 (mm-insert-part handles)
7280 (goto-char (point-min))
7281 (re-search-forward "\n\n+" nil t)
7282 (setq boundary (point))
7283 ;; We remove everything before the bounced mail.
7284 (if (or (re-search-forward message-unsent-separator nil t)
7286 (search-forward "\n\n" nil 'move)
7287 (re-search-backward "^Return-Path:.*\n" boundary t)))
7290 (delete-region (point-min)
7291 (if (re-search-forward "^[^ \n\t]+:" nil t)
7294 (goto-char boundary)
7295 (when (re-search-backward "^.?From .*\n" nil t)
7296 (delete-region (match-beginning 0) (match-end 0)))))
7299 (message-narrow-to-head-1)
7300 (message-remove-header message-ignored-bounced-headers t)
7301 (goto-char (point-max))
7302 (insert mail-header-separator))
7303 (message-position-point)))
7306 ;;; Interactive entry points for new message buffers.
7310 (defun message-mail-other-window (&optional to subject)
7311 "Like `message-mail' command, but display mail buffer in another window."
7313 (unless (message-mail-user-agent)
7314 (let ((pop-up-windows t)
7315 (special-display-buffer-names nil)
7316 (special-display-regexps nil)
7317 (same-window-buffer-names nil)
7318 (same-window-regexps nil))
7319 (message-pop-to-buffer (message-buffer-name "mail" to))))
7320 (let ((message-this-is-mail t))
7321 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7322 nil nil nil 'switch-to-buffer-other-window)))
7325 (defun message-mail-other-frame (&optional to subject)
7326 "Like `message-mail' command, but display mail buffer in another frame."
7328 (unless (message-mail-user-agent)
7329 (let ((pop-up-frames t)
7330 (special-display-buffer-names nil)
7331 (special-display-regexps nil)
7332 (same-window-buffer-names nil)
7333 (same-window-regexps nil))
7334 (message-pop-to-buffer (message-buffer-name "mail" to))))
7335 (let ((message-this-is-mail t))
7336 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
7337 nil nil nil 'switch-to-buffer-other-frame)))
7340 (defun message-news-other-window (&optional newsgroups subject)
7341 "Start editing a news article to be sent."
7343 (let ((pop-up-windows t)
7344 (special-display-buffer-names nil)
7345 (special-display-regexps nil)
7346 (same-window-buffer-names nil)
7347 (same-window-regexps nil))
7348 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
7349 (let ((message-this-is-news t))
7350 (message-setup `((Newsgroups . ,(or newsgroups ""))
7351 (Subject . ,(or subject ""))))))
7354 (defun message-news-other-frame (&optional newsgroups subject)
7355 "Start editing a news article to be sent."
7357 (let ((pop-up-frames t)
7358 (special-display-buffer-names nil)
7359 (special-display-regexps nil)
7360 (same-window-buffer-names nil)
7361 (same-window-regexps nil))
7362 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
7363 (let ((message-this-is-news t))
7364 (message-setup `((Newsgroups . ,(or newsgroups ""))
7365 (Subject . ,(or subject ""))))))
7369 ;; This code should be moved to underline.el (from which it is stolen).
7372 (defun message-bold-region (start end)
7373 "Bold all nonblank characters in the region.
7374 Works by overstriking characters.
7375 Called from program, takes two arguments START and END
7376 which specify the range to operate on."
7379 (let ((end1 (make-marker)))
7380 (move-marker end1 (max start end))
7381 (goto-char (min start end))
7382 (while (< (point) end1)
7383 (or (looking-at "[_\^@- ]")
7384 (insert (char-after) "\b"))
7385 (forward-char 1)))))
7388 (defun message-unbold-region (start end)
7389 "Remove all boldness (overstruck characters) in the region.
7390 Called from program, takes two arguments START and END
7391 which specify the range to operate on."
7394 (let ((end1 (make-marker)))
7395 (move-marker end1 (max start end))
7396 (goto-char (min start end))
7397 (while (search-forward "\b" end1 t)
7398 (if (eq (char-after) (char-after (- (point) 2)))
7399 (delete-char -2))))))
7401 (defun message-exchange-point-and-mark ()
7402 "Exchange point and mark, but don't activate region if it was inactive."
7404 (message-mark-active-p)
7405 (exchange-point-and-mark))
7406 (setq mark-active nil)))
7408 (defalias 'message-make-overlay 'make-overlay)
7409 (defalias 'message-delete-overlay 'delete-overlay)
7410 (defalias 'message-overlay-put 'overlay-put)
7411 (defun message-kill-all-overlays ()
7412 (if (featurep 'xemacs)
7413 (map-extents (lambda (extent ignore) (delete-extent extent)))
7414 (mapcar #'delete-overlay (overlays-in (point-min) (point-max)))))
7416 ;; Support for toolbar
7417 (defvar tool-bar-mode)
7419 ;; Note: The :set function in the `message-tool-bar*' variables will only
7420 ;; affect _new_ message buffers. We might add a function that walks thru all
7421 ;; message-mode buffers and force the update.
7422 (defun message-tool-bar-update (&optional symbol value)
7423 "Update message mode toolbar.
7424 Setter function for custom variables."
7425 (setq-default message-tool-bar-map nil)
7427 ;; When used as ":set" function:
7428 (set-default symbol value)))
7430 (defcustom message-tool-bar (if (eq gmm-tool-bar-style 'gnome)
7431 'message-tool-bar-gnome
7432 'message-tool-bar-retro)
7433 "Specifies the message mode tool bar.
7435 It can be either a list or a symbol refering to a list. See
7436 `gmm-tool-bar-from-list' for the format of the list. The
7437 default key map is `message-mode-map'.
7439 Pre-defined symbols include `message-tool-bar-gnome' and
7440 `message-tool-bar-retro'."
7441 :type '(repeat gmm-tool-bar-list-item)
7442 :type '(choice (const :tag "GNOME style" message-tool-bar-gnome)
7443 (const :tag "Retro look" message-tool-bar-retro)
7444 (repeat :tag "User defined list" gmm-tool-bar-item)
7446 :version "23.1" ;; No Gnus
7447 :initialize 'custom-initialize-default
7448 :set 'message-tool-bar-update
7451 (defcustom message-tool-bar-gnome
7452 '((ispell-message "spell" nil
7453 :visible (or (not (boundp 'flyspell-mode))
7454 (not flyspell-mode)))
7455 (flyspell-buffer "spell" t
7456 :visible (and (boundp 'flyspell-mode)
7458 :help "Flyspell whole buffer")
7459 (gmm-ignore "separator")
7460 (message-send-and-exit "mail/send")
7461 (message-dont-send "mail/save-draft")
7462 (message-kill-buffer "close") ;; stock_cancel
7463 (mml-attach-file "attach" mml-mode-map)
7464 (mml-preview "mail/preview" mml-mode-map)
7465 (mml-secure-message-sign-encrypt "lock" mml-mode-map :visible nil)
7466 (message-insert-importance-high "important" nil :visible nil)
7467 (message-insert-importance-low "unimportant" nil :visible nil)
7468 (message-insert-disposition-notification-to "receipt" nil :visible nil)
7469 (gmm-customize-mode "preferences" t :help "Edit mode preferences")
7470 (message-info "help" t :help "Message manual"))
7471 "List of items for the message tool bar (GNOME style).
7473 See `gmm-tool-bar-from-list' for details on the format of the list."
7474 :type '(repeat gmm-tool-bar-item)
7475 :version "23.1" ;; No Gnus
7476 :initialize 'custom-initialize-default
7477 :set 'message-tool-bar-update
7480 (defcustom message-tool-bar-retro
7481 '(;; Old Emacs 21 icon for consistency.
7482 (message-send-and-exit "gnus/mail-send")
7483 (message-kill-buffer "close")
7484 (message-dont-send "cancel")
7485 (mml-attach-file "attach" mml-mode-map)
7486 (ispell-message "spell")
7487 (mml-preview "preview" mml-mode-map)
7488 (message-insert-importance-high "gnus/important")
7489 (message-insert-importance-low "gnus/unimportant")
7490 (message-insert-disposition-notification-to "gnus/receipt"))
7491 "List of items for the message tool bar (retro style).
7493 See `gmm-tool-bar-from-list' for details on the format of the list."
7494 :type '(repeat gmm-tool-bar-item)
7495 :version "23.1" ;; No Gnus
7496 :initialize 'custom-initialize-default
7497 :set 'message-tool-bar-update
7500 (defcustom message-tool-bar-zap-list
7501 '(new-file open-file dired kill-buffer write-file
7502 print-buffer customize help)
7503 "List of icon items from the global tool bar.
7504 These items are not displayed on the message mode tool bar.
7506 See `gmm-tool-bar-from-list' for the format of the list."
7507 :type 'gmm-tool-bar-zap-list
7508 :version "23.1" ;; No Gnus
7509 :initialize 'custom-initialize-default
7510 :set 'message-tool-bar-update
7513 (defvar image-load-path)
7515 (defun message-make-tool-bar (&optional force)
7516 "Make a message mode tool bar from `message-tool-bar-list'.
7517 When FORCE, rebuild the tool bar."
7518 (when (and (not (featurep 'xemacs))
7519 (boundp 'tool-bar-mode)
7521 (or (not message-tool-bar-map) force))
7522 (setq message-tool-bar-map
7524 (gmm-image-load-path-for-library "message"
7525 "mail/save-draft.xpm"
7527 (image-load-path (cons (car load-path)
7528 (when (boundp 'image-load-path)
7530 (gmm-tool-bar-from-list message-tool-bar
7531 message-tool-bar-zap-list
7532 'message-mode-map))))
7533 message-tool-bar-map)
7535 ;;; Group name completion.
7537 (defcustom message-newgroups-header-regexp
7538 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
7539 "Regexp that match headers that lists groups."
7543 (defcustom message-completion-alist
7544 (list (cons message-newgroups-header-regexp 'message-expand-group)
7545 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
7546 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
7547 . message-expand-name)
7548 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
7549 . message-expand-name))
7550 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
7553 :type '(alist :key-type regexp :value-type function))
7555 (defcustom message-expand-name-databases
7557 "List of databases to try for name completion (`message-expand-name').
7558 Each element is a symbol and can be `bbdb' or `eudc'."
7560 :type '(set (const bbdb) (const eudc)))
7562 (defcustom message-tab-body-function nil
7563 "*Function to execute when `message-tab' (TAB) is executed in the body.
7564 If nil, the function bound in `text-mode-map' or `global-map' is executed."
7567 :link '(custom-manual "(message)Various Commands")
7568 :type '(choice (const nil)
7571 (declare-function mail-abbrev-in-expansion-header-p "mailabbrev" ())
7573 (defun message-tab ()
7574 "Complete names according to `message-completion-alist'.
7575 Execute function specified by `message-tab-body-function' when not in
7578 (let ((alist message-completion-alist))
7580 (let ((mail-abbrev-mode-regexp (caar alist)))
7581 (not (mail-abbrev-in-expansion-header-p))))
7582 (setq alist (cdr alist)))
7583 (funcall (or (cdar alist) message-tab-body-function
7584 (lookup-key text-mode-map "\t")
7585 (lookup-key global-map "\t")
7586 'indent-relative))))
7591 (let ((standard-output (current-buffer)))
7592 (eval '(display-completion-list nil "")))
7593 (defalias 'message-display-completion-list 'display-completion-list))
7594 (error ;; Don't use `wrong-number-of-arguments' here because of XEmacs.
7595 (defun message-display-completion-list (completions &optional ignore)
7596 "Display the list of completions, COMPLETIONS, using `standard-output'."
7597 (display-completion-list completions)))))
7599 (defun message-expand-group ()
7600 "Expand the group name under point."
7601 (let* ((b (save-excursion
7606 (skip-chars-forward "^:")
7609 (skip-chars-backward "^, \t\n") (point))))
7610 (completion-ignore-case t)
7611 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
7613 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
7614 (completions (all-completions string hashtb))
7616 (delete-region b (point))
7618 ((= (length completions) 1)
7619 (if (string= (car completions) string)
7622 (message "Only matching group"))
7623 (insert (car completions))))
7624 ((and (setq comp (try-completion string hashtb))
7625 (not (string= comp string)))
7630 (message "No matching groups")
7631 (save-selected-window
7632 (pop-to-buffer "*Completions*")
7633 (buffer-disable-undo)
7634 (let ((buffer-read-only nil))
7636 (let ((standard-output (current-buffer)))
7637 (message-display-completion-list (sort completions 'string<)
7639 (setq buffer-read-only nil)
7640 (goto-char (point-min))
7641 (delete-region (point) (progn (forward-line 3) (point))))))))))
7643 (defun message-expand-name ()
7644 (cond ((and (memq 'eudc message-expand-name-databases)
7645 (boundp 'eudc-protocol)
7647 (eudc-expand-inline))
7648 ((and (memq 'bbdb message-expand-name-databases)
7649 (fboundp 'bbdb-complete-name))
7650 (bbdb-complete-name))
7656 (defun message-talkative-question (ask question show &rest text)
7657 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
7658 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
7659 The following arguments may contain lists of values."
7661 (setq text (message-flatten-list text)))
7662 (save-window-excursion
7663 (with-output-to-temp-buffer " *MESSAGE information message*"
7664 (with-current-buffer " *MESSAGE information message*"
7665 (fundamental-mode) ; for Emacs 20.4+
7667 (goto-char (point-min))))
7668 (funcall ask question))
7669 (funcall ask question)))
7671 (defun message-flatten-list (list)
7672 "Return a new, flat list that contains all elements of LIST.
7674 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
7677 (apply 'append (mapcar 'message-flatten-list list)))
7681 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
7682 "Create and return a buffer with name based on NAME using `generate-new-buffer'.
7683 Then clone the local variables and values from the old buffer to the
7684 new one, cloning only the locals having a substring matching the
7686 (let ((oldbuf (current-buffer)))
7687 (with-current-buffer (generate-new-buffer name)
7688 (message-clone-locals oldbuf varstr)
7691 (defun message-clone-locals (buffer &optional varstr)
7692 "Clone the local variables from BUFFER to the current buffer."
7693 (let ((locals (with-current-buffer buffer (buffer-local-variables)))
7694 (regexp "^gnus\\|^nn\\|^message\\|^sendmail\\|^smtp\\|^user-mail-address"))
7697 (when (and (consp local)
7699 (string-match regexp (symbol-name (car local)))
7701 (string-match varstr (symbol-name (car local)))))
7703 (set (make-local-variable (car local))
7711 (defvar message-inhibit-body-encoding nil)
7713 (defun message-encode-message-body ()
7714 (unless message-inhibit-body-encoding
7715 (let ((mail-parse-charset (or mail-parse-charset
7716 message-default-charset))
7717 (case-fold-search t)
7718 lines content-type-p)
7721 (narrow-to-region (point) (point-max))
7722 (let ((new (mml-generate-mime)))
7724 (delete-region (point-min) (point-max))
7726 (goto-char (point-min))
7727 (if (eq (aref new 0) ?\n)
7729 (search-forward "\n\n")
7730 (setq lines (buffer-substring (point-min) (1- (point))))
7731 (delete-region (point-min) (point))))))
7733 (message-narrow-to-headers-or-head)
7734 (message-remove-header "Mime-Version")
7735 (goto-char (point-max))
7736 (insert "MIME-Version: 1.0\n")
7739 (setq content-type-p
7741 (re-search-backward "^Content-Type:" nil t))))
7743 (message-narrow-to-headers-or-head)
7744 (message-remove-first-header "Content-Type")
7745 (message-remove-first-header "Content-Transfer-Encoding"))
7746 ;; We always make sure that the message has a Content-Type
7747 ;; header. This is because some broken MTAs and MUAs get
7748 ;; awfully confused when confronted with a message with a
7749 ;; MIME-Version header and without a Content-Type header. For
7750 ;; instance, Solaris' /usr/bin/mail.
7751 (unless content-type-p
7752 (goto-char (point-min))
7753 ;; For unknown reason, MIME-Version doesn't exist.
7754 (when (re-search-forward "^MIME-Version:" nil t)
7756 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
7758 (defun message-read-from-minibuffer (prompt &optional initial-contents)
7759 "Read from the minibuffer while providing abbrev expansion."
7760 (if (fboundp 'mail-abbrevs-setup)
7761 (let ((mail-abbrev-mode-regexp "")
7762 (minibuffer-setup-hook 'mail-abbrevs-setup)
7763 (minibuffer-local-map message-minibuffer-local-map))
7764 (read-from-minibuffer prompt initial-contents))
7765 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
7766 (minibuffer-local-map message-minibuffer-local-map))
7767 (read-string prompt initial-contents))))
7769 (defun message-use-alternative-email-as-from ()
7770 "Set From field of the outgoing message to the first matching
7771 address in `message-alternative-emails', looking at To, Cc and
7772 From headers in the original article."
7773 (require 'mail-utils)
7774 (let* ((fields '("To" "Cc" "From"))
7777 (mail-strip-quoted-names
7778 (mapconcat 'message-fetch-reply-field fields ","))
7782 (if (string-match message-alternative-emails (car emails))
7783 (setq email (car emails)
7786 (unless (or (not email) (equal email user-mail-address))
7787 (message-remove-header "From")
7788 (goto-char (point-max))
7789 (insert "From: " (let ((user-mail-address email)) (message-make-from))
7792 (defun message-options-get (symbol)
7793 (cdr (assq symbol message-options)))
7795 (defun message-options-set (symbol value)
7796 (let ((the-cons (assq symbol message-options)))
7799 (setcdr the-cons value)
7800 (setq message-options (delq the-cons message-options)))
7802 (push (cons symbol value) message-options))))
7805 (defun message-options-set-recipient ()
7807 (message-narrow-to-headers-or-head)
7808 (message-options-set 'message-sender
7809 (mail-strip-quoted-names
7810 (message-fetch-field "from")))
7811 (message-options-set 'message-recipients
7812 (mail-strip-quoted-names
7813 (let ((to (message-fetch-field "to"))
7814 (cc (message-fetch-field "cc"))
7815 (bcc (message-fetch-field "bcc")))
7818 (if (and to cc) ", ")
7820 (if (and (or to cc) bcc) ", ")
7823 (defun message-hide-headers ()
7824 "Hide headers based on the `message-hidden-headers' variable."
7825 (let ((regexps (if (stringp message-hidden-headers)
7826 (list message-hidden-headers)
7827 message-hidden-headers))
7828 (inhibit-point-motion-hooks t)
7829 (after-change-functions nil)
7830 (end-of-headers (point-min)))
7834 (message-narrow-to-headers)
7835 (goto-char (point-min))
7837 (if (not (message-hide-header-p regexps))
7838 (message-next-header)
7839 (let ((begin (point))
7841 (message-next-header)
7842 (setq header (buffer-substring begin (point))
7843 header-len (- (point) begin))
7844 (delete-region begin (point))
7845 (goto-char end-of-headers)
7847 (setq end-of-headers
7848 (+ end-of-headers header-len))))))))
7849 (narrow-to-region end-of-headers (point-max))))
7851 (defun message-hide-header-p (regexps)
7854 (when (eq (car regexps) 'not)
7857 (dolist (regexp regexps)
7858 (setq result (or result (looking-at regexp))))
7863 (defun message-put-addresses-in-ecomplete ()
7864 (dolist (header '("to" "cc" "from" "reply-to"))
7865 (let ((value (message-field-value header)))
7866 (dolist (string (mail-header-parse-addresses value 'raw))
7868 (gnus-replace-in-string
7869 (gnus-replace-in-string string "^ +\\| +$" "") "\n" ""))
7870 (ecomplete-add-item 'mail (car (mail-header-parse-address string))
7874 (defun message-display-abbrev (&optional choose)
7875 "Display the next possible abbrev for the text before point."
7876 (interactive (list t))
7877 (when (and (memq (char-after (point-at-bol)) '(?C ?T ?\t ? ))
7878 (message-point-in-header-p)
7881 (while (and (memq (char-after) '(?\t ? ))
7882 (zerop (forward-line -1))))
7883 (looking-at "To:\\|Cc:")))
7884 (let* ((end (point))
7885 (start (save-excursion
7886 (and (re-search-backward "[\n\t ]" nil t)
7888 (word (when start (buffer-substring start end)))
7889 (match (when (and word
7890 (not (zerop (length word))))
7891 (ecomplete-display-matches 'mail word choose))))
7892 (when (and choose match)
7893 (delete-region start end)
7896 ;; To send pre-formatted letters like the example below, you can use
7897 ;; `message-send-form-letter':
7898 ;; --8<---------------cut here---------------start------------->8---
7899 ;; To: alice@invalid.invalid
7900 ;; Subject: Verification of your contact information
7901 ;; From: Contact verification <admin@foo.invalid>
7902 ;; --text follows this line--
7904 ;; please verify that your contact information is still valid:
7905 ;; Alice A, A avenue 11, 1111 A town, Austria
7906 ;; ----------next form letter message follows this line----------
7907 ;; To: bob@invalid.invalid
7908 ;; Subject: Verification of your contact information
7909 ;; From: Contact verification <admin@foo.invalid>
7910 ;; --text follows this line--
7912 ;; please verify that your contact information is still valid:
7913 ;; Bob, B street 22, 22222 Be town, Belgium
7914 ;; ----------next form letter message follows this line----------
7915 ;; To: charlie@invalid.invalid
7916 ;; Subject: Verification of your contact information
7917 ;; From: Contact verification <admin@foo.invalid>
7918 ;; --text follows this line--
7920 ;; please verify that your contact information is still valid:
7921 ;; Charlie Chaplin, C plaza 33, 33333 C town, Chile
7922 ;; --8<---------------cut here---------------end--------------->8---
7924 ;; FIXME: What is the most common term (circular letter, form letter, serial
7925 ;; letter, standard letter) for such kind of letter? See also
7926 ;; <http://en.wikipedia.org/wiki/Form_letter>
7928 ;; FIXME: Maybe extent message-mode's font-lock support to recognize
7929 ;; `message-form-letter-separator', i.e. highlight each message like a single
7932 (defcustom message-form-letter-separator
7933 "\n----------next form letter message follows this line----------\n"
7934 "Separator for `message-send-form-letter'."
7935 ;; :group 'message-form-letter
7936 :group 'message-various
7937 :version "23.1" ;; No Gnus
7940 (defcustom message-send-form-letter-delay 1
7941 "Delay in seconds when sending a message with `message-send-form-letter'.
7942 Only used when `message-send-form-letter' is called with non-nil
7944 ;; :group 'message-form-letter
7945 :group 'message-various
7946 :version "23.1" ;; No Gnus
7949 (defun message-send-form-letter (&optional force)
7950 "Sent all form letter messages from current buffer.
7951 Unless FORCE, prompt before sending.
7953 The messages are separated by `message-form-letter-separator'.
7954 Header and body are separated by `mail-header-separator'."
7956 (let ((sent 0) (skipped 0)
7960 (goto-char (point-min))
7963 end (if (search-forward message-form-letter-separator nil t)
7964 (- (point) (length message-form-letter-separator) -1)
7968 (buffer-substring-no-properties start end))
7969 (setq buff (generate-new-buffer "*mail - form letter*"))
7970 (with-current-buffer buff
7973 (setq to (message-fetch-field "To"))
7974 (switch-to-buffer buff)
7976 (sit-for message-send-form-letter-delay))
7978 (y-or-n-p (format "Send message to `%s'? " to)))
7980 (setq sent (1+ sent))
7981 (message-send-and-exit))
7982 (message (format "Message to `%s' skipped." to))
7983 (setq skipped (1+ skipped)))
7984 (when (buffer-live-p buff)
7985 (kill-buffer buff))))
7986 (message "%s message(s) sent, %s skipped." sent skipped)))
7988 (defun message-replace-header (header new-value &optional after force)
7989 "Remove HEADER and insert the NEW-VALUE.
7990 If AFTER, insert after this header. If FORCE, insert new field
7991 even if NEW-VALUE is empty."
7992 ;; Similar to `nnheader-replace-header' but for message buffers.
7995 (message-narrow-to-headers)
7996 (message-remove-header header))
7997 (when (or force (> (length new-value) 0))
7999 (message-position-on-field header after)
8000 (message-position-on-field header))
8001 (insert new-value))))
8003 (defcustom message-recipients-without-full-name
8004 (list "ding@gnus.org"
8006 "emacs-devel@gnu.org"
8007 "emacs-pretest-bug@gnu.org"
8008 "bug-gnu-emacs@gnu.org")
8009 "Mail addresses that have no full name.
8010 Used in `message-simplify-recipients'."
8011 ;; Maybe the addresses could be extracted from
8012 ;; `gnus-parameter-to-list-alist'?
8013 :type '(choice (const :tag "None" nil)
8015 :version "23.1" ;; No Gnus
8016 :group 'message-headers)
8018 (defun message-simplify-recipients ()
8020 (dolist (hdr '("Cc" "To"))
8021 (message-replace-header
8025 (if (and message-recipients-without-full-name
8027 (regexp-opt message-recipients-without-full-name)
8031 (message-make-from (car addrcomp) (cadr addrcomp))
8033 (when (message-fetch-field hdr)
8034 (mail-extract-address-components
8035 (message-fetch-field hdr) t))
8038 (when (featurep 'xemacs)
8039 (require 'messagexmas)
8040 (message-xmas-redefine))
8044 (run-hooks 'message-load-hook)
8047 ;; coding: iso-8859-1
8050 ;; arch-tag: 94b32cac-4504-4b6c-8181-030ebf380ee0
8051 ;;; message.el ends here