1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: mail, news
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 ;; This mode provides mail-sending facilities from within Emacs. It
28 ;; consists mainly of large chunks of code from the sendmail.el,
29 ;; gnus-msg.el and rnewspost.el files.
35 (defvar gnus-list-identifiers)) ; gnus-sum is required where necessary
39 ;; This is apparently necessary even though things are autoloaded.
40 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
41 ;; require mailabbrev here.
42 (if (featurep 'xemacs)
43 (require 'mail-abbrevs)
44 (require 'mailabbrev))
49 (autoload 'sha1 "sha1-el"))
51 (defgroup message '((user-mail-address custom-variable)
52 (user-full-name custom-variable))
53 "Mail and news message composing."
54 :link '(custom-manual "(message)Top")
58 (put 'user-mail-address 'custom-type 'string)
59 (put 'user-full-name 'custom-type 'string)
61 (defgroup message-various nil
62 "Various Message Variables"
63 :link '(custom-manual "(message)Various Message Variables")
66 (defgroup message-buffers nil
68 :link '(custom-manual "(message)Message Buffers")
71 (defgroup message-sending nil
73 :link '(custom-manual "(message)Sending Variables")
76 (defgroup message-interface nil
78 :link '(custom-manual "(message)Interface")
81 (defgroup message-forwarding nil
83 :link '(custom-manual "(message)Forwarding")
84 :group 'message-interface)
86 (defgroup message-insertion nil
88 :link '(custom-manual "(message)Insertion")
91 (defgroup message-headers nil
93 :link '(custom-manual "(message)Message Headers")
96 (defgroup message-news nil
97 "Composing News Messages"
100 (defgroup message-mail nil
101 "Composing Mail Messages"
104 (defgroup message-faces nil
105 "Faces used for message composing."
109 (defcustom message-directory "~/Mail/"
110 "*Directory from which all other mail file variables are derived."
111 :group 'message-various
114 (defcustom message-max-buffers 10
115 "*How many buffers to keep before starting to kill them off."
116 :group 'message-buffers
119 (defcustom message-send-rename-function nil
120 "Function called to rename the buffer after sending it."
121 :group 'message-buffers
122 :type '(choice function (const nil)))
124 (defcustom message-fcc-handler-function 'message-output
125 "*A function called to save outgoing articles.
126 This function will be called with the name of the file to store the
127 article in. The default function is `message-output' which saves in Unix
129 :type '(radio (function-item message-output)
130 (function :tag "Other"))
131 :group 'message-sending)
133 (defcustom message-fcc-externalize-attachments nil
134 "If non-nil, attachments are included as external parts in Fcc copies."
136 :group 'message-sending)
138 (defcustom message-courtesy-message
139 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
140 "*This is inserted at the start of a mailed copy of a posted message.
141 If the string contains the format spec \"%s\", the Newsgroups
142 the article has been posted to will be inserted there.
143 If this variable is nil, no such courtesy message will be added."
144 :group 'message-sending
147 (defcustom message-ignored-bounced-headers "^\\(Received\\|Return-Path\\):"
148 "*Regexp that matches headers to be removed in resent bounced mail."
149 :group 'message-interface
153 (defcustom message-from-style 'default
154 "*Specifies how \"From\" headers look.
156 If nil, they contain just the return address like:
158 If `parens', they look like:
159 king@grassland.com (Elvis Parsley)
160 If `angles', they look like:
161 Elvis Parsley <king@grassland.com>
163 Otherwise, most addresses look like `angles', but they look like
164 `parens' if `angles' would need quoting and `parens' would not."
165 :type '(choice (const :tag "simple" nil)
169 :group 'message-headers)
171 (defcustom message-insert-canlock t
172 "Whether to insert a Cancel-Lock header in news postings."
174 :group 'message-headers
177 (defcustom message-syntax-checks
178 (if message-insert-canlock '((sender . disabled)) nil)
179 ;; Guess this one shouldn't be easy to customize...
180 "*Controls what syntax checks should not be performed on outgoing posts.
181 To disable checking of long signatures, for instance, add
182 `(signature . disabled)' to this list.
184 Don't touch this variable unless you really know what you're doing.
186 Checks include `subject-cmsg', `multiple-headers', `sendsys',
187 `message-id', `from', `long-lines', `control-chars', `size',
188 `new-text', `quoting-style', `redirected-followup', `signature',
189 `approved', `sender', `empty', `empty-headers', `message-id', `from',
190 `subject', `shorten-followup-to', `existing-newsgroups',
191 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
192 'continuation-headers', and `long-header-lines'."
194 :type '(repeat sexp)) ; Fixme: improve this
196 (defcustom message-required-headers '((optional . References) From)
197 "*Headers to be generated or promted for when sending a message.
198 Also see `message-required-news-headers' and
199 1message-required-mail-headers'."
201 :group 'message-headers
202 :type '(repeat sexp))
204 (defcustom message-draft-headers '(References From)
205 "*Headers to be generated when saving a draft message."
207 :group 'message-headers
208 :type '(repeat sexp))
210 (defcustom message-required-news-headers
211 '(From Newsgroups Subject Date Message-ID
212 (optional . Organization)
213 (optional . User-Agent))
214 "*Headers to be generated or prompted for when posting an article.
215 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
216 Message-ID. Organization, Lines, In-Reply-To, Expires, and
217 User-Agent are optional. If don't you want message to insert some
218 header, remove it from this list."
220 :group 'message-headers
221 :type '(repeat sexp))
223 (defcustom message-required-mail-headers
224 '(From Subject Date (optional . In-Reply-To) Message-ID
225 (optional . User-Agent))
226 "*Headers to be generated or prompted for when mailing a message.
227 It is recommended that From, Date, To, Subject and Message-ID be
228 included. Organization and User-Agent are optional."
230 :group 'message-headers
231 :type '(repeat sexp))
233 (defcustom message-deletable-headers '(Message-ID Date Lines)
234 "Headers to be deleted if they already exist and were generated by message previously."
235 :group 'message-headers
238 (defcustom message-ignored-news-headers
239 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
240 "*Regexp of headers to be removed unconditionally before posting."
242 :group 'message-headers
245 (defcustom message-ignored-mail-headers
246 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
247 "*Regexp of headers to be removed unconditionally before mailing."
249 :group 'message-headers
252 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:"
253 "*Header lines matching this regexp will be deleted before posting.
254 It's best to delete old Path and Date headers before posting to avoid
256 :group 'message-interface
259 (defcustom message-subject-re-regexp
260 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
261 "*Regexp matching \"Re: \" in the subject line."
262 :group 'message-various
265 ;;; Start of variables adopted from `message-utils.el'.
267 (defcustom message-subject-trailing-was-query 'ask
268 ;; should it default to nil or ask?
269 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
270 If nil, leave the subject unchanged. If it is the symbol `ask', query
271 the user what do do. In this case, the subject is matched against
272 `message-subject-trailing-was-ask-regexp'. If
273 `message-subject-trailing-was-query' is t, always strip the trailing
274 old subject. In this case, `message-subject-trailing-was-regexp' is
276 :type '(choice (const :tag "never" nil)
277 (const :tag "always strip" t)
279 :group 'message-various)
281 (defcustom message-subject-trailing-was-ask-regexp
282 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
283 "*Regexp matching \"(was: <old subject>)\" in the subject line.
285 The function `message-strip-subject-trailing-was' uses this regexp if
286 `message-subject-trailing-was-query' is set to the symbol `ask'. If
287 the variable is t instead of `ask', use
288 `message-subject-trailing-was-regexp' instead.
290 It is okay to create some false positives here, as the user is asked."
291 :group 'message-various
294 (defcustom message-subject-trailing-was-regexp
295 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
296 "*Regexp matching \"(was: <old subject>)\" in the subject line.
298 If `message-subject-trailing-was-query' is set to t, the subject is
299 matched against `message-subject-trailing-was-regexp' in
300 `message-strip-subject-trailing-was'. You should use a regexp creating very
301 few false positives here."
302 :group 'message-various
305 ;;; marking inserted text
308 (defcustom message-mark-insert-begin
309 "--8<---------------cut here---------------start------------->8---\n"
310 "How to mark the beginning of some inserted text."
312 :group 'message-various)
315 (defcustom message-mark-insert-end
316 "--8<---------------cut here---------------end--------------->8---\n"
317 "How to mark the end of some inserted text."
319 :group 'message-various)
322 (defcustom message-archive-header
323 "X-No-Archive: Yes\n"
324 "Header to insert when you don't want your article to be archived.
325 Archives \(such as groups.googgle.com\) respect this header."
327 :group 'message-various)
330 (defcustom message-archive-note
331 "X-No-Archive: Yes - save http://groups.google.com/"
332 "Note to insert why you wouldn't want this posting archived.
333 If nil, don't insert any text in the body."
335 :group 'message-various)
337 ;;; Crossposts and Followups
338 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
339 ;; new suggestions by R. Weikusat <rw at another.de>
341 (defvar message-cross-post-old-target nil
342 "Old target for cross-posts or follow-ups.")
343 (make-variable-buffer-local 'message-cross-post-old-target)
346 (defcustom message-cross-post-default t
347 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
348 If nil, `message-cross-post-followup-to' will only do a followup. Note that
349 you can explicitly override this setting by calling
350 `message-cross-post-followup-to' with a prefix."
352 :group 'message-various)
355 (defcustom message-cross-post-note
356 "Crosspost & Followup-To: "
357 "Note to insert before signature to notify of cross-post and follow-up."
359 :group 'message-various)
362 (defcustom message-followup-to-note
364 "Note to insert before signature to notify of follow-up only."
366 :group 'message-various)
369 (defcustom message-cross-post-note-function
370 'message-cross-post-insert-note
371 "Function to use to insert note about Crosspost or Followup-To.
372 The function will be called with four arguments. The function should not only
373 insert a note, but also ensure old notes are deleted. See the documentation
374 for `message-cross-post-insert-note'."
376 :group 'message-various)
378 ;;; End of variables adopted from `message-utils.el'.
381 (defcustom message-signature-separator "^-- *$"
382 "Regexp matching the signature separator."
384 :group 'message-various)
386 (defcustom message-elide-ellipsis "\n[...]\n\n"
387 "*The string which is inserted for elided text."
389 :group 'message-various)
391 (defcustom message-interactive t
392 "Non-nil means when sending a message wait for and display errors.
393 nil means let mailer mail back a message to report errors."
394 :group 'message-sending
398 (defcustom message-generate-new-buffers 'unique
399 "*Non-nil means create a new message buffer whenever `message-setup' is called.
400 If this is a function, call that function with three parameters: The type,
401 the to address and the group name. (Any of these may be nil.) The function
402 should return the new buffer name."
403 :group 'message-buffers
404 :type '(choice (const :tag "off" nil)
405 (const :tag "unique" unique)
406 (const :tag "unsent" unsent)
409 (defcustom message-kill-buffer-on-exit nil
410 "*Non-nil means that the message buffer will be killed after sending a message."
411 :group 'message-buffers
415 (defvar gnus-local-organization))
416 (defcustom message-user-organization
417 (or (and (boundp 'gnus-local-organization)
418 (stringp gnus-local-organization)
419 gnus-local-organization)
420 (getenv "ORGANIZATION")
422 "*String to be used as an Organization header.
423 If t, use `message-user-organization-file'."
424 :group 'message-headers
425 :type '(choice string
426 (const :tag "consult file" t)))
429 (defcustom message-user-organization-file "/usr/lib/news/organization"
430 "*Local news organization file."
432 :group 'message-headers)
434 (defcustom message-make-forward-subject-function
435 'message-forward-subject-author-subject
436 "*List of functions called to generate subject headers for forwarded messages.
437 The subject generated by the previous function is passed into each
440 The provided functions are:
442 * `message-forward-subject-author-subject' (Source of article (author or
443 newsgroup)), in brackets followed by the subject
444 * `message-forward-subject-fwd' (Subject of article with 'Fwd:' prepended
446 :group 'message-forwarding
447 :type '(radio (function-item message-forward-subject-author-subject)
448 (function-item message-forward-subject-fwd)
449 (repeat :tag "List of functions" function)))
451 (defcustom message-forward-as-mime t
452 "*If non-nil, forward messages as an inline/rfc822 MIME section. Otherwise, directly inline the old message in the forwarded message."
454 :group 'message-forwarding
457 (defcustom message-forward-show-mml t
458 "*If non-nil, forward messages are shown as mml. Otherwise, forward messages are unchanged."
460 :group 'message-forwarding
463 (defcustom message-forward-before-signature t
464 "*If non-nil, put forwarded message before signature, else after."
465 :group 'message-forwarding
468 (defcustom message-wash-forwarded-subjects nil
469 "*If non-nil, try to remove as much old cruft as possible from the subject of messages before generating the new subject of a forward."
470 :group 'message-forwarding
473 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
474 "*All headers that match this regexp will be deleted when resending a message."
475 :group 'message-interface
478 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
479 "*All headers that match this regexp will be deleted when forwarding a message."
481 :group 'message-forwarding
482 :type '(choice (const :tag "None" nil)
485 (defcustom message-ignored-cited-headers "."
486 "*Delete these headers from the messages you yank."
487 :group 'message-insertion
490 (defcustom message-cite-prefix-regexp
491 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
492 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
493 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
494 (let ((old-table (syntax-table))
495 non-word-constituents)
496 (set-syntax-table text-mode-syntax-table)
497 (setq non-word-constituents
499 (if (string-match "\\w" "-") "" "-")
500 (if (string-match "\\w" "_") "" "_")
501 (if (string-match "\\w" ".") "" ".")))
502 (set-syntax-table old-table)
503 (if (equal non-word-constituents "")
504 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
505 (concat "\\([ \t]*\\(\\w\\|["
506 non-word-constituents
507 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
508 "*Regexp matching the longest possible citation prefix on a line."
509 :group 'message-insertion
512 (defcustom message-cancel-message "I am canceling my own article.\n"
513 "Message to be inserted in the cancel message."
514 :group 'message-interface
517 ;; Useful to set in site-init.el
519 (defcustom message-send-mail-function 'message-send-mail-with-sendmail
520 "Function to call to send the current buffer as mail.
521 The headers should be delimited by a line whose contents match the
522 variable `mail-header-separator'.
524 Valid values include `message-send-mail-with-sendmail' (the default),
525 `message-send-mail-with-mh', `message-send-mail-with-qmail',
526 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
528 See also `send-mail-function'."
529 :type '(radio (function-item message-send-mail-with-sendmail)
530 (function-item message-send-mail-with-mh)
531 (function-item message-send-mail-with-qmail)
532 (function-item message-smtpmail-send-it)
533 (function-item smtpmail-send-it)
534 (function-item feedmail-send-it)
535 (function :tag "Other"))
536 :group 'message-sending
537 :group 'message-mail)
539 (defcustom message-send-news-function 'message-send-news
540 "Function to call to send the current buffer as news.
541 The headers should be delimited by a line whose contents match the
542 variable `mail-header-separator'."
543 :group 'message-sending
547 (defcustom message-reply-to-function nil
548 "If non-nil, function that should return a list of headers.
549 This function should pick out addresses from the To, Cc, and From headers
550 and respond with new To and Cc headers."
551 :group 'message-interface
552 :type '(choice function (const nil)))
554 (defcustom message-wide-reply-to-function nil
555 "If non-nil, function that should return a list of headers.
556 This function should pick out addresses from the To, Cc, and From headers
557 and respond with new To and Cc headers."
558 :group 'message-interface
559 :type '(choice function (const nil)))
561 (defcustom message-followup-to-function nil
562 "If non-nil, function that should return a list of headers.
563 This function should pick out addresses from the To, Cc, and From headers
564 and respond with new To and Cc headers."
565 :group 'message-interface
566 :type '(choice function (const nil)))
568 (defcustom message-use-followup-to 'ask
569 "*Specifies what to do with Followup-To header.
570 If nil, always ignore the header. If it is t, use its value, but
571 query before using the \"poster\" value. If it is the symbol `ask',
572 always query the user whether to use the value. If it is the symbol
573 `use', always use the value."
574 :group 'message-interface
575 :type '(choice (const :tag "ignore" nil)
576 (const :tag "use & query" t)
580 (defcustom message-use-mail-followup-to 'use
581 "*Specifies what to do with Mail-Followup-To header.
582 If nil, always ignore the header. If it is the symbol `ask', always
583 query the user whether to use the value. If it is the symbol `use',
584 always use the value."
585 :group 'message-interface
586 :type '(choice (const :tag "ignore" nil)
590 (defcustom message-subscribed-address-functions nil
591 "*Specifies functions for determining list subscription.
592 If nil, do not attempt to determine list subscribtion with functions.
593 If non-nil, this variable contains a list of functions which return
594 regular expressions to match lists. These functions can be used in
595 conjunction with `message-subscribed-regexps' and
596 `message-subscribed-addresses'."
597 :group 'message-interface
598 :type '(repeat sexp))
600 (defcustom message-subscribed-address-file nil
601 "*A file containing addresses the user is subscribed to.
602 If nil, do not look at any files to determine list subscriptions. If
603 non-nil, each line of this file should be a mailing list address."
604 :group 'message-interface
607 (defcustom message-subscribed-addresses nil
608 "*Specifies a list of addresses the user is subscribed to.
609 If nil, do not use any predefined list subscriptions. This list of
610 addresses can be used in conjuction with
611 `message-subscribed-address-functions' and `message-subscribed-regexps'."
612 :group 'message-interface
613 :type '(repeat string))
615 (defcustom message-subscribed-regexps nil
616 "*Specifies a list of addresses the user is subscribed to.
617 If nil, do not use any predefined list subscriptions. This list of
618 regular expressions can be used in conjuction with
619 `message-subscribed-address-functions' and `message-subscribed-addresses'."
620 :group 'message-interface
621 :type '(repeat regexp))
623 (defcustom message-allow-no-recipients 'ask
624 "Specifies what to do when there are no recipients other than Gcc/Fcc.
625 If it is the symbol `always', the posting is allowed. If it is the
626 symbol `never', the posting is not allowed. If it is the symbol
627 `ask', you are prompted."
628 :group 'message-interface
629 :type '(choice (const always)
633 (defcustom message-sendmail-f-is-evil nil
634 "*Non-nil means don't add \"-f username\" to the sendmail command line.
635 Doing so would be even more evil than leaving it out."
636 :group 'message-sending
639 ;; qmail-related stuff
640 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
641 "Location of the qmail-inject program."
642 :group 'message-sending
645 (defcustom message-qmail-inject-args nil
646 "Arguments passed to qmail-inject programs.
647 This should be a list of strings, one string for each argument. It
648 may also be a function.
650 For e.g., if you wish to set the envelope sender address so that bounces
651 go to the right place or to deal with listserv's usage of that address, you
652 might set this variable to '(\"-f\" \"you@some.where\")."
653 :group 'message-sending
654 :type '(choice (function)
657 (defvar message-cater-to-broken-inn t
658 "Non-nil means Gnus should not fold the `References' header.
659 Folding `References' makes ancient versions of INN create incorrect
663 (defvar gnus-post-method)
664 (defvar gnus-select-method))
665 (defcustom message-post-method
666 (cond ((and (boundp 'gnus-post-method)
667 (listp gnus-post-method)
670 ((boundp 'gnus-select-method)
673 "*Method used to post news.
674 Note that when posting from inside Gnus, for instance, this
675 variable isn't used."
677 :group 'message-sending
678 ;; This should be the `gnus-select-method' widget, but that might
679 ;; create a dependence to `gnus.el'.
682 (defcustom message-generate-headers-first nil
683 "*If non-nil, generate all required headers before composing.
684 The variables `message-required-news-headers' and
685 `message-required-mail-headers' specify which headers to generate.
686 This can also be a list of headers that should be generated before
689 Note that the variable `message-deletable-headers' specifies headers which
690 are to be deleted and then re-generated before sending, so this variable
691 will not have a visible effect for those headers."
692 :group 'message-headers
693 :type '(choice (const :tag "None" nil)
695 (repeat (sexp :tag "Header"))))
697 (defcustom message-setup-hook nil
698 "Normal hook, run each time a new outgoing message is initialized.
699 The function `message-setup' runs this hook."
700 :group 'message-various
703 (defcustom message-cancel-hook nil
704 "Hook run when cancelling articles."
705 :group 'message-various
708 (defcustom message-signature-setup-hook nil
709 "Normal hook, run each time a new outgoing message is initialized.
710 It is run after the headers have been inserted and before
711 the signature is inserted."
712 :group 'message-various
715 (defcustom message-mode-hook nil
716 "Hook run in message mode buffers."
717 :group 'message-various
720 (defcustom message-header-hook nil
721 "Hook run in a message mode buffer narrowed to the headers."
722 :group 'message-various
725 (defcustom message-header-setup-hook nil
726 "Hook called narrowed to the headers when setting up a message buffer."
727 :group 'message-various
730 (defcustom message-minibuffer-local-map
731 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
732 (set-keymap-parent map minibuffer-local-map)
734 "Keymap for `message-read-from-minibuffer'.")
737 (defcustom message-citation-line-function 'message-insert-citation-line
738 "*Function called to insert the \"Whomever writes:\" line.
740 Note that Gnus provides a feature where the reader can click on
741 `writes:' to hide the cited text. If you change this line too much,
742 people who read your message will have to change their Gnus
743 configuration. See the variable `gnus-cite-attribution-suffix'."
745 :group 'message-insertion)
748 (defcustom message-yank-prefix "> "
749 "*Prefix inserted on the lines of yanked messages.
750 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
751 See also `message-yank-cited-prefix'."
753 :group 'message-insertion)
755 (defcustom message-yank-cited-prefix ">"
756 "*Prefix inserted on cited or empty lines of yanked messages.
757 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
758 See also `message-yank-prefix'."
760 :group 'message-insertion)
762 (defcustom message-indentation-spaces 3
763 "*Number of spaces to insert at the beginning of each cited line.
764 Used by `message-yank-original' via `message-yank-cite'."
765 :group 'message-insertion
769 (defcustom message-cite-function 'message-cite-original
770 "*Function for citing an original message.
771 Predefined functions include `message-cite-original' and
772 `message-cite-original-without-signature'.
773 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
774 :type '(radio (function-item message-cite-original)
775 (function-item message-cite-original-without-signature)
776 (function-item sc-cite-original)
777 (function :tag "Other"))
778 :group 'message-insertion)
781 (defcustom message-indent-citation-function 'message-indent-citation
782 "*Function for modifying a citation just inserted in the mail buffer.
783 This can also be a list of functions. Each function can find the
784 citation between (point) and (mark t). And each function should leave
785 point and mark around the citation text as modified."
787 :group 'message-insertion)
790 (defcustom message-signature t
791 "*String to be inserted at the end of the message buffer.
792 If t, the `message-signature-file' file will be inserted instead.
793 If a function, the result from the function will be used instead.
794 If a form, the result from the form will be used instead."
796 :group 'message-insertion)
799 (defcustom message-signature-file "~/.signature"
800 "*Name of file containing the text inserted at end of message buffer.
801 Ignored if the named file doesn't exist.
802 If nil, don't insert a signature."
803 :type '(choice file (const :tags "None" nil))
804 :group 'message-insertion)
807 (defcustom message-signature-insert-empty-line t
808 "*If non-nil, insert an empty line before the signature separator."
810 :group 'message-insertion)
812 (defcustom message-distribution-function nil
813 "*Function called to return a Distribution header."
815 :group 'message-headers
816 :type '(choice function (const nil)))
818 (defcustom message-expires 14
819 "Number of days before your article expires."
821 :group 'message-headers
822 :link '(custom-manual "(message)News Headers")
825 (defcustom message-user-path nil
826 "If nil, use the NNTP server name in the Path header.
827 If stringp, use this; if non-nil, use no host name (user name only)."
829 :group 'message-headers
830 :link '(custom-manual "(message)News Headers")
831 :type '(choice (const :tag "nntp" nil)
833 (sexp :tag "none" :format "%t" t)))
835 (defvar message-reply-buffer nil)
836 (defvar message-reply-headers nil
837 "The headers of the current replied article.
838 It is a vector of the following headers:
839 \[number subject from date id references chars lines xref extra].")
840 (defvar message-newsreader nil)
841 (defvar message-mailer nil)
842 (defvar message-sent-message-via nil)
843 (defvar message-checksum nil)
844 (defvar message-send-actions nil
845 "A list of actions to be performed upon successful sending of a message.")
846 (defvar message-exit-actions nil
847 "A list of actions to be performed upon exiting after sending a message.")
848 (defvar message-kill-actions nil
849 "A list of actions to be performed before killing a message buffer.")
850 (defvar message-postpone-actions nil
851 "A list of actions to be performed after postponing a message.")
853 (define-widget 'message-header-lines 'text
854 "All header lines must be LFD terminated."
855 :format "%{%t%}:%n%v"
857 :error "All header lines must be newline terminated")
859 (defcustom message-default-headers ""
860 "*A string containing header lines to be inserted in outgoing messages.
861 It is inserted before you edit the message, so you can edit or delete
863 :group 'message-headers
864 :type 'message-header-lines)
866 (defcustom message-default-mail-headers ""
867 "*A string of header lines to be inserted in outgoing mails."
868 :group 'message-headers
870 :type 'message-header-lines)
872 (defcustom message-default-news-headers ""
873 "*A string of header lines to be inserted in outgoing news articles."
874 :group 'message-headers
876 :type 'message-header-lines)
878 ;; Note: could use /usr/ucb/mail instead of sendmail;
879 ;; options -t, and -v if not interactive.
880 (defcustom message-mailer-swallows-blank-line
881 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
882 system-configuration)
883 (file-readable-p "/etc/sendmail.cf")
884 (let ((buffer (get-buffer-create " *temp*")))
888 (insert-file-contents "/etc/sendmail.cf")
889 (goto-char (point-min))
890 (let ((case-fold-search nil))
891 (re-search-forward "^OR\\>" nil t)))
892 (kill-buffer buffer))))
893 ;; According to RFC822, "The field-name must be composed of printable
894 ;; ASCII characters (i. e., characters that have decimal values between
895 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
897 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
898 "*Set this non-nil if the system's mailer runs the header and body together.
899 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
900 The value should be an expression to test whether the problem will
902 :group 'message-sending
906 (define-mail-user-agent 'message-user-agent
907 'message-mail 'message-send-and-exit
908 'message-kill-buffer 'message-send-hook)
910 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
911 "If non-nil, delete the deletable headers before feeding to mh.")
913 (defvar message-send-method-alist
914 '((news message-news-p message-send-via-news)
915 (mail message-mail-p message-send-via-mail))
916 "Alist of ways to send outgoing messages.
917 Each element has the form
919 \(TYPE PREDICATE FUNCTION)
921 where TYPE is a symbol that names the method; PREDICATE is a function
922 called without any parameters to determine whether the message is
923 a message of type TYPE; and FUNCTION is a function to be called if
924 PREDICATE returns non-nil. FUNCTION is called with one parameter --
927 (defcustom message-mail-alias-type 'abbrev
928 "*What alias expansion type to use in Message buffers.
929 The default is `abbrev', which uses mailabbrev. nil switches
932 :link '(custom-manual "(message)Mail Aliases")
933 :type '(choice (const :tag "Use Mailabbrev" abbrev)
934 (const :tag "No expansion" nil)))
936 (defcustom message-auto-save-directory
937 (file-name-as-directory (nnheader-concat message-directory "drafts"))
938 "*Directory where Message auto-saves buffers if Gnus isn't running.
939 If nil, Message won't auto-save."
940 :group 'message-buffers
941 :type '(choice directory (const :tag "Don't auto-save" nil)))
943 (defcustom message-default-charset
944 (and (not (mm-multibyte-p)) 'iso-8859-1)
945 "Default charset used in non-MULE Emacsen.
946 If nil, you might be asked to input the charset."
951 (defcustom message-dont-reply-to-names
952 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
953 "*A regexp specifying addresses to prune when doing wide replies.
954 A value of nil means exclude your own user name only."
957 :type '(choice (const :tag "Yourself" nil)
960 (defvar message-shoot-gnksa-feet nil
961 "*A list of GNKSA feet you are allowed to shoot.
962 Gnus gives you all the opportunity you could possibly want for
963 shooting yourself in the foot. Also, Gnus allows you to shoot the
964 feet of Good Net-Keeping Seal of Approval. The following are foot
966 `empty-article' Allow you to post an empty article;
967 `quoted-text-only' Allow you to post quoted text only;
968 `multiple-copies' Allow you to post multiple copies;
969 `cancel-messages' Allow you to cancel or supersede messages from
970 your other email addresses.")
972 (defsubst message-gnksa-enable-p (feature)
973 (or (not (listp message-shoot-gnksa-feet))
974 (memq feature message-shoot-gnksa-feet)))
976 ;;; Internal variables.
977 ;;; Well, not really internal.
979 (defvar message-mode-syntax-table
980 (let ((table (copy-syntax-table text-mode-syntax-table)))
981 (modify-syntax-entry ?% ". " table)
982 (modify-syntax-entry ?> ". " table)
983 (modify-syntax-entry ?< ". " table)
985 "Syntax table used while in Message mode.")
987 (defface message-header-to-face
990 (:foreground "green2" :bold t))
993 (:foreground "MidnightBlue" :bold t))
995 (:bold t :italic t)))
996 "Face used for displaying From headers."
997 :group 'message-faces)
999 (defface message-header-cc-face
1002 (:foreground "green4" :bold t))
1005 (:foreground "MidnightBlue"))
1008 "Face used for displaying Cc headers."
1009 :group 'message-faces)
1011 (defface message-header-subject-face
1014 (:foreground "green3"))
1017 (:foreground "navy blue" :bold t))
1020 "Face used for displaying subject headers."
1021 :group 'message-faces)
1023 (defface message-header-newsgroups-face
1026 (:foreground "yellow" :bold t :italic t))
1029 (:foreground "blue4" :bold t :italic t))
1031 (:bold t :italic t)))
1032 "Face used for displaying newsgroups headers."
1033 :group 'message-faces)
1035 (defface message-header-other-face
1038 (:foreground "#b00000"))
1041 (:foreground "steel blue"))
1043 (:bold t :italic t)))
1044 "Face used for displaying newsgroups headers."
1045 :group 'message-faces)
1047 (defface message-header-name-face
1050 (:foreground "DarkGreen"))
1053 (:foreground "cornflower blue"))
1056 "Face used for displaying header names."
1057 :group 'message-faces)
1059 (defface message-header-xheader-face
1062 (:foreground "blue"))
1065 (:foreground "blue"))
1068 "Face used for displaying X-Header headers."
1069 :group 'message-faces)
1071 (defface message-separator-face
1074 (:foreground "blue3"))
1077 (:foreground "brown"))
1080 "Face used for displaying the separator."
1081 :group 'message-faces)
1083 (defface message-cited-text-face
1086 (:foreground "red"))
1089 (:foreground "red"))
1092 "Face used for displaying cited text names."
1093 :group 'message-faces)
1095 (defface message-mml-face
1098 (:foreground "ForestGreen"))
1101 (:foreground "ForestGreen"))
1104 "Face used for displaying MML."
1105 :group 'message-faces)
1107 (defun message-font-lock-make-header-matcher (regexp)
1110 (let ((start (point)))
1113 (goto-char (point-min))
1114 (if (re-search-forward
1115 (concat "^" (regexp-quote mail-header-separator) "$")
1117 (setq limit (min limit (match-beginning 0))))
1119 (and (< start limit)
1120 (re-search-forward ,regexp limit t))))))
1121 (if (featurep 'bytecomp)
1125 (defvar message-font-lock-keywords
1126 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1127 `((,(message-font-lock-make-header-matcher
1128 (concat "^\\([Tt]o:\\)" content))
1129 (1 'message-header-name-face)
1130 (2 'message-header-to-face nil t))
1131 (,(message-font-lock-make-header-matcher
1132 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1133 (1 'message-header-name-face)
1134 (2 'message-header-cc-face nil t))
1135 (,(message-font-lock-make-header-matcher
1136 (concat "^\\([Ss]ubject:\\)" content))
1137 (1 'message-header-name-face)
1138 (2 'message-header-subject-face nil t))
1139 (,(message-font-lock-make-header-matcher
1140 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1141 (1 'message-header-name-face)
1142 (2 'message-header-newsgroups-face nil t))
1143 (,(message-font-lock-make-header-matcher
1144 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1145 (1 'message-header-name-face)
1146 (2 'message-header-other-face nil t))
1147 (,(message-font-lock-make-header-matcher
1148 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1149 (1 'message-header-name-face)
1150 (2 'message-header-name-face))
1151 ,@(if (and mail-header-separator
1152 (not (equal mail-header-separator "")))
1153 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1154 1 'message-separator-face))
1157 (re-search-forward (concat "^\\("
1158 message-cite-prefix-regexp
1161 (0 'message-cited-text-face))
1162 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1163 (0 'message-mml-face))))
1164 "Additional expressions to highlight in Message mode.")
1167 ;; XEmacs does it like this. For Emacs, we have to set the
1168 ;; `font-lock-defaults' buffer-local variable.
1169 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1171 (defvar message-face-alist
1172 '((bold . bold-region)
1173 (underline . underline-region)
1174 (default . (lambda (b e)
1176 (ununderline-region b e))))
1177 "Alist of mail and news faces for facemenu.
1178 The cdr of each entry is a function for applying the face to a region.")
1180 (defcustom message-send-hook nil
1181 "Hook run before sending messages."
1182 :group 'message-various
1183 :options '(ispell-message)
1186 (defcustom message-send-mail-hook nil
1187 "Hook run before sending mail messages."
1188 :group 'message-various
1191 (defcustom message-send-news-hook nil
1192 "Hook run before sending news messages."
1193 :group 'message-various
1196 (defcustom message-sent-hook nil
1197 "Hook run after sending messages."
1198 :group 'message-various
1201 (defvar message-send-coding-system 'binary
1202 "Coding system to encode outgoing mail.")
1204 (defvar message-draft-coding-system
1205 mm-auto-save-coding-system
1206 "*Coding system to compose mail.
1207 If you'd like to make it possible to share draft files between XEmacs
1208 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1209 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1211 (defcustom message-send-mail-partially-limit 1000000
1212 "The limitation of messages sent as message/partial.
1213 The lower bound of message size in characters, beyond which the message
1214 should be sent in several parts. If it is nil, the size is unlimited."
1216 :group 'message-buffers
1217 :type '(choice (const :tag "unlimited" nil)
1220 (defcustom message-alternative-emails nil
1221 "A regexp to match the alternative email addresses.
1222 The first matched address (not primary one) is used in the From field."
1223 :group 'message-headers
1224 :type '(choice (const :tag "Always use primary" nil)
1227 (defcustom message-hierarchical-addresses nil
1228 "A list of hierarchical mail address definitions.
1230 Inside each entry, the first address is the \"top\" address, and
1231 subsequent addresses are subaddresses; this is used to indicate that
1232 mail sent to the first address will automatically be delivered to the
1233 subaddresses. So if the first address appears in the recipient list
1234 for a message, the subaddresses will be removed (if present) before
1235 the mail is sent. All addresses in this structure should be
1237 :group 'message-headers
1238 :type '(repeat (repeat string)))
1240 (defcustom message-mail-user-agent nil
1241 "Like `mail-user-agent'.
1242 Except if it is nil, use Gnus native MUA; if it is t, use
1244 :type '(radio (const :tag "Gnus native"
1247 (const :tag "`mail-user-agent'"
1250 (function-item :tag "Default Emacs mail"
1252 sendmail-user-agent)
1253 (function-item :tag "Emacs interface to MH"
1256 (function :tag "Other"))
1260 (defcustom message-wide-reply-confirm-recipients nil
1261 "Whether to confirm a wide reply to multiple email recipients.
1262 If this variable is nil, don't ask whether to reply to all recipients.
1263 If this variable is non-nil, pose the question \"Reply to all
1264 recipients?\" before a wide reply to multiple recipients. If the user
1265 answers yes, reply to all recipients as usual. If the user answers
1266 no, only reply back to the author."
1268 :group 'message-headers
1271 ;;; Internal variables.
1273 (defvar message-sending-message "Sending...")
1274 (defvar message-buffer-list nil)
1275 (defvar message-this-is-news nil)
1276 (defvar message-this-is-mail nil)
1277 (defvar message-draft-article nil)
1278 (defvar message-mime-part nil)
1279 (defvar message-posting-charset nil)
1281 ;; Byte-compiler warning
1283 (defvar gnus-active-hashtb)
1284 (defvar gnus-read-active-file))
1286 ;;; Regexp matching the delimiter of messages in UNIX mail format
1287 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1288 ;;; of rmail.el's rmail-unix-mail-delimiter.
1289 (defvar message-unix-mail-delimiter
1290 (let ((time-zone-regexp
1291 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1292 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1298 ;; Many things can happen to an RFC 822 mailbox before it is put into
1299 ;; a `From' line. The leading phrase can be stripped, e.g.
1300 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1301 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1302 ;; can be removed, e.g.
1303 ;; From: joe@y.z (Joe K
1305 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1308 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1309 ;; The mailbox can be removed or be replaced by white space, e.g.
1310 ;; From: "Joe User"{space}{tab}
1312 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1313 ;; where {space} and {tab} represent the Ascii space and tab characters.
1314 ;; We want to match the results of any of these manglings.
1315 ;; The following regexp rejects names whose first characters are
1316 ;; obviously bogus, but after that anything goes.
1317 "\\([^\0-\b\n-\r\^?].*\\)? "
1319 ;; The time the message was sent.
1320 "\\([^\0-\r \^?]+\\) +" ; day of the week
1321 "\\([^\0-\r \^?]+\\) +" ; month
1322 "\\([0-3]?[0-9]\\) +" ; day of month
1323 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1325 ;; Perhaps a time zone, specified by an abbreviation, or by a
1330 " \\([0-9][0-9]+\\) *"
1332 ;; On some systems the time zone can appear after the year, too.
1336 "\\(remote from .*\\)?"
1339 "Regexp matching the delimiter of messages in UNIX mail format.")
1341 (defvar message-unsent-separator
1342 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1343 "^ *---+ +Returned message +---+ *$\\|"
1344 "^Start of returned message$\\|"
1345 "^ *---+ +Original message +---+ *$\\|"
1346 "^ *--+ +begin message +--+ *$\\|"
1347 "^ *---+ +Original message follows +---+ *$\\|"
1348 "^ *---+ +Undelivered message follows +---+ *$\\|"
1349 "^|? *---+ +Message text follows: +---+ *|?$")
1350 "A regexp that matches the separator before the text of a failed message.")
1352 (defvar message-header-format-alist
1354 (To . message-fill-address)
1355 (Cc . message-fill-address)
1366 (References . message-shorten-references)
1368 "Alist used for formatting headers.")
1370 (defvar message-options nil
1371 "Some saved answers when sending message.")
1373 (defvar message-send-mail-real-function nil
1374 "Internal send mail function.")
1376 (defvar message-bogus-system-names "^localhost\\."
1377 "The regexp of bogus system names.")
1380 (autoload 'message-setup-toolbar "messagexmas")
1381 (autoload 'mh-new-draft-name "mh-comp")
1382 (autoload 'mh-send-letter "mh-comp")
1383 (autoload 'gnus-point-at-eol "gnus-util")
1384 (autoload 'gnus-point-at-bol "gnus-util")
1385 (autoload 'gnus-output-to-rmail "gnus-util")
1386 (autoload 'gnus-output-to-mail "gnus-util")
1387 (autoload 'nndraft-request-associate-buffer "nndraft")
1388 (autoload 'nndraft-request-expire-articles "nndraft")
1389 (autoload 'gnus-open-server "gnus-int")
1390 (autoload 'gnus-request-post "gnus-int")
1391 (autoload 'gnus-alive-p "gnus-util")
1392 (autoload 'gnus-server-string "gnus")
1393 (autoload 'gnus-group-name-charset "gnus-group")
1394 (autoload 'gnus-group-name-decode "gnus-group")
1395 (autoload 'gnus-groups-from-server "gnus")
1396 (autoload 'rmail-output "rmailout")
1397 (autoload 'gnus-delay-article "gnus-delay"))
1402 ;;; Utility functions.
1405 (defmacro message-y-or-n-p (question show &rest text)
1406 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1407 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1409 (defmacro message-delete-line (&optional n)
1410 "Delete the current line (and the next N lines)."
1411 `(delete-region (progn (beginning-of-line) (point))
1412 (progn (forward-line ,(or n 1)) (point))))
1414 (defun message-unquote-tokens (elems)
1415 "Remove double quotes (\") from strings in list ELEMS."
1416 (mapcar (lambda (item)
1417 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1418 (setq item (concat (match-string 1 item)
1419 (match-string 2 item))))
1423 (defun message-tokenize-header (header &optional separator)
1424 "Split HEADER into a list of header elements.
1425 SEPARATOR is a string of characters to be used as separators. \",\"
1426 is used by default."
1429 (let ((regexp (format "[%s]+" (or separator ",")))
1434 (message-set-work-buffer)
1436 (goto-char (point-min))
1441 (cond ((and (> (point) beg)
1443 (and (looking-at regexp)
1446 (push (buffer-substring beg (point)) elems)
1447 (setq beg (match-end 0)))
1448 ((eq (char-after) ?\")
1449 (setq quoted (not quoted)))
1450 ((and (eq (char-after) ?\()
1453 ((and (eq (char-after) ?\))
1456 (nreverse elems)))))
1458 (defun message-mail-file-mbox-p (file)
1459 "Say whether FILE looks like a Unix mbox file."
1460 (when (and (file-exists-p file)
1461 (file-readable-p file)
1462 (file-regular-p file))
1464 (nnheader-insert-file-contents file)
1465 (goto-char (point-min))
1466 (looking-at message-unix-mail-delimiter))))
1468 (defun message-fetch-field (header &optional not-all)
1469 "The same as `mail-fetch-field', only remove all newlines."
1470 (let* ((inhibit-point-motion-hooks t)
1471 (case-fold-search t)
1472 (value (mail-fetch-field header nil (not not-all))))
1474 (while (string-match "\n[\t ]+" value)
1475 (setq value (replace-match " " t t value)))
1476 (set-text-properties 0 (length value) nil value)
1479 (defun message-narrow-to-field ()
1480 "Narrow the buffer to the header on the current line."
1486 (if (re-search-forward "^[^ \n\t]" nil t)
1491 (goto-char (point-min)))
1493 (defun message-add-header (&rest headers)
1494 "Add the HEADERS to the message header, skipping those already present."
1497 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1498 (error "Invalid header `%s'" (car headers)))
1499 (setq hclean (match-string 1 (car headers)))
1501 (message-narrow-to-headers)
1502 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1503 (goto-char (point-max))
1504 (if (string-match "\n$" (car headers))
1505 (insert (car headers))
1506 (insert (car headers) ?\n)))))
1507 (setq headers (cdr headers))))
1509 (defmacro message-with-reply-buffer (&rest forms)
1510 "Evaluate FORMS in the reply buffer, if it exists."
1511 `(when (and message-reply-buffer
1512 (buffer-name message-reply-buffer))
1514 (set-buffer message-reply-buffer)
1517 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1518 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1520 (defun message-fetch-reply-field (header)
1521 "Fetch field HEADER from the message we're replying to."
1522 (message-with-reply-buffer
1524 (mail-narrow-to-head)
1525 (message-fetch-field header))))
1527 (defun message-set-work-buffer ()
1528 (if (get-buffer " *message work*")
1530 (set-buffer " *message work*")
1532 (set-buffer (get-buffer-create " *message work*"))
1533 (kill-all-local-variables)
1534 (mm-enable-multibyte)))
1536 (defun message-functionp (form)
1537 "Return non-nil if FORM is funcallable."
1538 (or (and (symbolp form) (fboundp form))
1539 (and (listp form) (eq (car form) 'lambda))
1540 (byte-code-function-p form)))
1542 (defun message-strip-list-identifiers (subject)
1543 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1544 (require 'gnus-sum) ; for gnus-list-identifiers
1545 (let ((regexp (if (stringp gnus-list-identifiers)
1546 gnus-list-identifiers
1547 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1548 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1549 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1550 (concat (substring subject 0 (match-beginning 1))
1551 (or (match-string 3 subject)
1552 (match-string 5 subject))
1557 (defun message-strip-subject-re (subject)
1558 "Remove \"Re:\" from subject lines in string SUBJECT."
1559 (if (string-match message-subject-re-regexp subject)
1560 (substring subject (match-end 0))
1563 ;;; Start of functions adopted from `message-utils.el'.
1565 (defun message-strip-subject-trailing-was (subject)
1566 "Remove trailing \"(Was: <old subject>)\" from SUBJECT lines.
1567 Leading \"Re: \" is not stripped by this function. Use the function
1568 `message-strip-subject-re' for this."
1569 (let* ((query message-subject-trailing-was-query)
1574 message-subject-trailing-was-ask-regexp
1575 message-subject-trailing-was-regexp)
1578 (setq new (substring subject 0 (match-beginning 0))))
1579 (if (or (not found) (eq query nil))
1582 (if (message-y-or-n-p
1583 "Strip `(was: <old subject>)' in subject? " t
1585 "Strip `(was: <old subject>)' in subject "
1586 "and use the new one instead?\n\n"
1587 "Current subject is: \""
1589 "New subject would be: \""
1591 "See the variable `message-subject-trailing-was-query' "
1592 "to get rid of this query."
1597 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1600 (defun message-change-subject (new-subject)
1601 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1604 (read-from-minibuffer "New subject: ")))
1605 (cond ((and (not (or (null new-subject) ; new subject not empty
1606 (zerop (string-width new-subject))
1607 (string-match "^[ \t]*$" new-subject))))
1609 (let ((old-subject (message-fetch-field "Subject")))
1610 (cond ((not old-subject)
1611 (error "No current subject"))
1614 (regexp-quote new-subject)
1616 old-subject)) ; yes, it really is a new subject
1617 ;; delete eventual Re: prefix
1619 (message-strip-subject-re old-subject))
1620 (message-goto-subject)
1621 (message-delete-line)
1622 (insert (concat "Subject: "
1625 old-subject ")\n")))))))))
1628 (defun message-mark-inserted-region (beg end)
1629 "Mark some region in the current article with enclosing tags.
1630 See `message-mark-insert-begin' and `message-mark-insert-end'."
1633 ; add to the end of the region first, otherwise end would be invalid
1635 (insert message-mark-insert-end)
1637 (insert message-mark-insert-begin)))
1640 (defun message-mark-insert-file (file)
1641 "Insert FILE at point, marking it with enclosing tags.
1642 See `message-mark-insert-begin' and `message-mark-insert-end'."
1643 (interactive "fFile to insert: ")
1644 ;; reverse insertion to get correct result.
1646 (insert message-mark-insert-end)
1648 (insert-file-contents file)
1650 (insert message-mark-insert-begin)))
1653 (defun message-add-archive-header ()
1654 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1655 The note can be customized using `message-archive-note'. When called with a
1656 prefix argument, ask for a text to insert. If you don't want the note in the
1657 body, set `message-archive-note' to nil."
1659 (if current-prefix-arg
1660 (setq message-archive-note
1661 (read-from-minibuffer "Reason for No-Archive: "
1662 (cons message-archive-note 0))))
1664 (if (message-goto-signature)
1665 (re-search-backward message-signature-separator))
1666 (when message-archive-note
1667 (insert message-archive-note)
1669 (message-add-header message-archive-header)
1670 (message-sort-headers)))
1673 (defun message-cross-post-followup-to-header (target-group)
1674 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1675 With prefix-argument just set Follow-Up, don't cross-post."
1677 (list ; Completion based on Gnus
1678 (completing-read "Followup To: "
1679 (if (boundp 'gnus-newsrc-alist)
1681 nil nil '("poster" . 0)
1682 (if (boundp 'gnus-group-history)
1683 'gnus-group-history))))
1684 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1685 (message-goto-newsgroups)
1687 ;; if we already did a crosspost before, kill old target
1688 (if (and message-cross-post-old-target
1690 (regexp-quote (concat "," message-cross-post-old-target))
1693 ;; unless (followup is to poster or user explicitly asked not
1694 ;; to cross-post, or target-group is already in Newsgroups)
1695 ;; add target-group to Newsgroups line.
1697 ;; def: cross-post, req:no
1698 (and message-cross-post-default (not current-prefix-arg))
1699 ;; def: no-cross-post, req:yes
1700 (and (not message-cross-post-default) current-prefix-arg))
1701 (not (string-match "poster" target-group))
1702 (not (string-match (regexp-quote target-group)
1703 (message-fetch-field "Newsgroups"))))
1705 (insert-string (concat "," target-group))))
1706 (end-of-line) ; ensure Followup: comes after Newsgroups:
1707 ;; unless new followup would be identical to Newsgroups line
1708 ;; make a new Followup-To line
1709 (if (not (string-match (concat "^[ \t]*"
1712 (message-fetch-field "Newsgroups")))
1713 (insert (concat "\nFollowup-To: " target-group)))
1714 (setq message-cross-post-old-target target-group))
1717 (defun message-cross-post-insert-note (target-group cross-post in-old
1719 "Insert a in message body note about a set Followup or Crosspost.
1720 If there have been previous notes, delete them. TARGET-GROUP specifies the
1721 group to Followup-To. When CROSS-POST is t, insert note about
1722 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1723 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1724 been made to before the user asked for a Crosspost."
1725 ;; start scanning body for previous uses
1726 (message-goto-signature)
1727 (let ((head (re-search-backward
1728 (concat "^" mail-header-separator)
1729 nil t))) ; just search in body
1730 (message-goto-signature)
1731 (while (re-search-backward
1732 (concat "^" (regexp-quote message-cross-post-note) ".*")
1734 (message-delete-line))
1735 (message-goto-signature)
1736 (while (re-search-backward
1737 (concat "^" (regexp-quote message-followup-to-note) ".*")
1739 (message-delete-line))
1741 (if (message-goto-signature)
1742 (re-search-backward message-signature-separator))
1745 (string-match "^[ \t]*poster[ \t]*$" target-group))
1746 (insert (concat message-followup-to-note target-group "\n"))
1747 (insert (concat message-cross-post-note target-group "\n")))))
1750 (defun message-cross-post-followup-to (target-group)
1751 "Crossposts message and set Followup-To to TARGET-GROUP.
1752 With prefix-argument just set Follow-Up, don't cross-post."
1754 (list ; Completion based on Gnus
1755 (completing-read "Followup To: "
1756 (if (boundp 'gnus-newsrc-alist)
1758 nil nil '("poster" . 0)
1759 (if (boundp 'gnus-group-history)
1760 'gnus-group-history))))
1761 (cond ((not (or (null target-group) ; new subject not empty
1762 (zerop (string-width target-group))
1763 (string-match "^[ \t]*$" target-group)))
1765 (let* ((old-groups (message-fetch-field "Newsgroups"))
1766 (in-old (string-match
1767 (regexp-quote target-group)
1768 (or old-groups ""))))
1769 ;; check whether target exactly matches old Newsgroups
1770 (cond ((not old-groups)
1771 (error "No current newsgroup"))
1775 (regexp-quote target-group)
1778 ;; yes, Newsgroups line must change
1779 (message-cross-post-followup-to-header target-group)
1780 ;; insert note whether we do cross-post or followup-to
1781 (funcall message-cross-post-note-function
1783 (if (or (and message-cross-post-default
1784 (not current-prefix-arg))
1785 (and (not message-cross-post-default)
1786 current-prefix-arg)) t)
1787 in-old old-groups))))))))
1789 ;;; Reduce To: to Cc: or Bcc: header
1792 (defun message-reduce-to-to-cc ()
1793 "Replace contents of To: header with contents of Cc: or Bcc: header."
1795 (let ((cc-content (message-fetch-field "cc"))
1797 (if (and (not cc-content)
1798 (setq cc-content (message-fetch-field "bcc")))
1803 (message-delete-line)
1804 (insert (concat "To: " cc-content "\n"))
1805 (message-remove-header (if bcc
1809 ;;; End of functions adopted from `message-utils.el'.
1811 (defun message-remove-header (header &optional is-regexp first reverse)
1812 "Remove HEADER in the narrowed buffer.
1813 If IS-REGEXP, HEADER is a regular expression.
1814 If FIRST, only remove the first instance of the header.
1815 Return the number of headers removed."
1816 (goto-char (point-min))
1817 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
1819 (case-fold-search t)
1821 (while (and (not (eobp))
1824 (not (looking-at regexp))
1825 (looking-at regexp))
1832 ;; There might be a continuation header, so we have to search
1833 ;; until we find a new non-continuation line.
1836 (if (re-search-forward "^[^ \t]" nil t)
1837 (goto-char (match-beginning 0))
1840 (if (re-search-forward "^[^ \t]" nil t)
1841 (goto-char (match-beginning 0))
1842 (goto-char (point-max)))))
1845 (defun message-remove-first-header (header)
1846 "Remove the first instance of HEADER if there is more than one."
1848 (regexp (concat "^" (regexp-quote header) ":")))
1850 (goto-char (point-min))
1851 (while (re-search-forward regexp nil t)
1854 (message-remove-header header nil t)
1857 (defun message-narrow-to-headers ()
1858 "Narrow the buffer to the head of the message."
1861 (goto-char (point-min))
1862 (if (re-search-forward
1863 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1866 (goto-char (point-min)))
1868 (defun message-narrow-to-head-1 ()
1869 "Like `message-narrow-to-head'. Don't widen."
1871 (goto-char (point-min))
1872 (if (search-forward "\n\n" nil 1)
1875 (goto-char (point-min)))
1877 (defun message-narrow-to-head ()
1878 "Narrow the buffer to the head of the message.
1879 Point is left at the beginning of the narrowed-to region."
1881 (message-narrow-to-head-1))
1883 (defun message-narrow-to-headers-or-head ()
1884 "Narrow the buffer to the head of the message."
1887 (goto-char (point-min))
1890 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1891 (match-beginning 0))
1892 ((search-forward "\n\n" nil t)
1896 (goto-char (point-min)))
1898 (defun message-news-p ()
1899 "Say whether the current buffer contains a news message."
1900 (and (not message-this-is-mail)
1901 (or message-this-is-news
1904 (message-narrow-to-headers)
1905 (and (message-fetch-field "newsgroups")
1906 (not (message-fetch-field "posted-to"))))))))
1908 (defun message-mail-p ()
1909 "Say whether the current buffer contains a mail message."
1910 (and (not message-this-is-news)
1911 (or message-this-is-mail
1914 (message-narrow-to-headers)
1915 (or (message-fetch-field "to")
1916 (message-fetch-field "cc")
1917 (message-fetch-field "bcc")))))))
1919 (defun message-subscribed-p ()
1920 "Say whether we need to insert a MFT header."
1921 (or message-subscribed-regexps
1922 message-subscribed-addresses
1923 message-subscribed-address-file
1924 message-subscribed-address-functions))
1926 (defun message-next-header ()
1927 "Go to the beginning of the next header."
1929 (or (eobp) (forward-char 1))
1930 (not (if (re-search-forward "^[^ \t]" nil t)
1932 (goto-char (point-max)))))
1934 (defun message-sort-headers-1 ()
1935 "Sort the buffer as headers using `message-rank' text props."
1936 (goto-char (point-min))
1939 nil 'message-next-header
1941 (message-next-header)
1945 (or (get-text-property (point) 'message-rank)
1948 (defun message-sort-headers ()
1949 "Sort the headers of the current message according to `message-header-format-alist'."
1953 (let ((max (1+ (length message-header-format-alist)))
1955 (message-narrow-to-headers)
1956 (while (re-search-forward "^[^ \n]+:" nil t)
1958 (match-beginning 0) (1+ (match-beginning 0))
1960 (if (setq rank (length (memq (assq (intern (buffer-substring
1962 (1- (match-end 0))))
1963 message-header-format-alist)
1964 message-header-format-alist)))
1967 (message-sort-headers-1))))
1978 (defvar message-mode-map nil)
1980 (unless message-mode-map
1981 (setq message-mode-map (make-keymap))
1982 (set-keymap-parent message-mode-map text-mode-map)
1983 (define-key message-mode-map "\C-c?" 'describe-mode)
1985 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
1986 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
1987 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
1988 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
1989 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
1990 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
1991 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
1992 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
1993 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
1994 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
1995 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
1996 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
1997 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
1998 (define-key message-mode-map "\C-c\C-f\C-i"
1999 'message-insert-or-toggle-importance)
2000 (define-key message-mode-map "\C-c\C-f\C-a"
2001 'message-generate-unsubscribed-mail-followup-to)
2003 ;; modify headers (and insert notes in body)
2004 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2006 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2007 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2008 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2009 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2010 ;; mark inserted text
2011 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2012 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2014 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2015 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2017 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2018 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2019 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2020 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2022 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2023 (define-key message-mode-map "\C-c\M-n"
2024 'message-insert-disposition-notification-to)
2026 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2027 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2028 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2029 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2030 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2031 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2032 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2033 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2035 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2036 (define-key message-mode-map "\C-c\C-s" 'message-send)
2037 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2038 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2039 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2041 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2042 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2043 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2044 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2045 ;;(define-key message-mode-map "\M-q" 'message-fill-paragraph)
2047 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2049 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2050 (define-key message-mode-map "\t" 'message-tab)
2051 (define-key message-mode-map "\M-;" 'comment-region))
2054 message-mode-menu message-mode-map "Message Menu."
2056 ["Yank Original" message-yank-original t]
2057 ["Fill Yanked Message" message-fill-yanked-message t]
2058 ["Insert Signature" message-insert-signature t]
2059 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2060 ["Caesar (rot13) Region" message-caesar-region (mark t)]
2061 ["Elide Region" message-elide-region (mark t)]
2062 ["Delete Outside Region" message-delete-not-region (mark t)]
2063 ["Kill To Signature" message-kill-to-signature t]
2064 ["Newline and Reformat" message-newline-and-reformat t]
2065 ["Rename buffer" message-rename-buffer t]
2066 ["Spellcheck" ispell-message
2067 ,@(if (featurep 'xemacs) '(t)
2068 '(:help "Spellcheck this message"))]
2070 ["Insert Region Marked" message-mark-inserted-region
2071 ,@(if (featurep 'xemacs) '(t)
2072 '(:help "Mark region with enclosing tags"))]
2073 ["Insert File Marked..." message-mark-insert-file
2074 ,@(if (featurep 'xemacs) '(t)
2075 '(:help "Insert file at point marked with enclosing tags"))]
2077 ["Send Message" message-send-and-exit
2078 ,@(if (featurep 'xemacs) '(t)
2079 '(:help "Send this message"))]
2080 ["Postpone Message" message-dont-send
2081 ,@(if (featurep 'xemacs) '(t)
2082 '(:help "File this draft message and exit"))]
2083 ["Send at Specific Time..." gnus-delay-article
2084 ,@(if (featurep 'xemacs) '(t)
2085 '(:help "Ask, then arrange to send message at that time"))]
2086 ["Kill Message" message-kill-buffer
2087 ,@(if (featurep 'xemacs) '(t)
2088 '(:help "Delete this message without sending"))]))
2091 message-mode-field-menu message-mode-map ""
2093 ["Fetch To" message-insert-to t]
2094 ["Fetch Newsgroups" message-insert-newsgroups t]
2096 ["To" message-goto-to t]
2097 ["From" message-goto-from t]
2098 ["Subject" message-goto-subject t]
2099 ["Change subject..." message-change-subject t]
2100 ["Cc" message-goto-cc t]
2101 ["Bcc" message-goto-bcc t]
2102 ["Fcc" message-goto-fcc t]
2103 ["Reply-To" message-goto-reply-to t]
2104 ["Flag As Important" message-insert-importance-high
2105 ,@(if (featurep 'xemacs) '(t)
2106 '(:help "Mark this message as important"))]
2107 ["Flag As Unimportant" message-insert-importance-low
2108 ,@(if (featurep 'xemacs) '(t)
2109 '(:help "Mark this message as unimportant"))]
2111 message-insert-disposition-notification-to
2112 ,@(if (featurep 'xemacs) '(t)
2113 '(:help "Request a receipt notification"))]
2115 ;; (typical) news stuff
2116 ["Summary" message-goto-summary t]
2117 ["Keywords" message-goto-keywords t]
2118 ["Newsgroups" message-goto-newsgroups t]
2119 ["Followup-To" message-goto-followup-to t]
2120 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2121 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2122 ["Distribution" message-goto-distribution t]
2123 ["X-No-Archive:" message-add-archive-header t ]
2125 ;; (typical) mailing-lists stuff
2126 ["Send to list only" message-to-list-only t]
2127 ["Mail-Followup-To" message-goto-mail-followup-to t]
2128 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2130 ["Sort Headers" message-sort-headers t]
2131 ["Goto Body" message-goto-body t]
2132 ["Goto Signature" message-goto-signature t]))
2134 (defvar message-tool-bar-map nil)
2137 (defvar facemenu-add-face-function)
2138 (defvar facemenu-remove-face-function))
2140 ;;; Forbidden properties
2142 ;; We use `after-change-functions' to keep special text properties
2143 ;; that interfer with the normal function of message mode out of the
2146 (defcustom message-strip-special-text-properties t
2147 "Strip special properties from the message buffer.
2149 Emacs has a number of special text properties which can break message
2150 composing in various ways. If this option is set, message will strip
2151 these properties from the message composition buffer. However, some
2152 packages requires these properties to be present in order to work.
2153 If you use one of these packages, turn this option off, and hope the
2154 message composition doesn't break too bad."
2155 :group 'message-various
2158 (defconst message-forbidden-properties
2159 ;; No reason this should be clutter up customize. We make it a
2160 ;; property list (rather than a list of property symbols), to be
2161 ;; directly useful for `remove-text-properties'.
2162 '(field nil read-only nil intangible nil invisible nil
2163 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2164 insert-behind-hooks nil point-entered nil point-left nil)
2165 ;; Other special properties:
2166 ;; category, face, display: probably doesn't do any harm.
2167 ;; fontified: is used by font-lock.
2168 ;; syntax-table, local-map: I dunno.
2169 ;; We need to add XEmacs names to the list.
2170 "Property list of with properties.forbidden in message buffers.
2171 The values of the properties are ignored, only the property names are used.")
2173 (defun message-tamago-not-in-use-p (pos)
2174 "Return t when tamago version 4 is not in use at the cursor position.
2175 Tamago version 4 is a popular input method for writing Japanese text.
2176 It uses the properties `intangible', `invisible', `modification-hooks'
2177 and `read-only' when translating ascii or kana text to kanji text.
2178 These properties are essential to work, so we should never strip them."
2179 (not (and (boundp 'egg-modefull-mode)
2180 (symbol-value 'egg-modefull-mode)
2181 (or (memq (get-text-property pos 'intangible)
2182 '(its-part-1 its-part-2))
2183 (get-text-property pos 'egg-end)
2184 (get-text-property pos 'egg-lang)
2185 (get-text-property pos 'egg-start)))))
2187 (defun message-strip-forbidden-properties (begin end &optional old-length)
2188 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2189 This function is intended to be called from `after-change-functions'.
2190 See also `message-forbidden-properties'."
2191 (when (and message-strip-special-text-properties
2192 (message-tamago-not-in-use-p begin))
2193 (remove-text-properties begin end message-forbidden-properties)))
2196 (define-derived-mode message-mode text-mode "Message"
2197 "Major mode for editing mail and news to be sent.
2198 Like Text Mode but with these additional commands:\\<message-mode-map>
2199 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2200 C-c C-d Postpone sending the message C-c C-k Kill the message
2201 C-c C-f move to a header field (and create it if there isn't):
2202 C-c C-f C-t move to To C-c C-f C-s move to Subject
2203 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2204 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2205 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2206 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2207 C-c C-f C-o move to From (\"Originator\")
2208 C-c C-f C-f move to Followup-To
2209 C-c C-f C-m move to Mail-Followup-To
2210 C-c C-f C-i cycle through Importance values
2211 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2212 C-c C-f x crossposting with FollowUp-To header and note in body
2213 C-c C-f t replace To: header with contents of Cc: or Bcc:
2214 C-c C-f a Insert X-No-Archive: header and a note in the body
2215 C-c C-t `message-insert-to' (add a To header to a news followup)
2216 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2217 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2218 C-c C-b `message-goto-body' (move to beginning of message text).
2219 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2220 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2221 C-c C-y `message-yank-original' (insert current message, if any).
2222 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2223 C-c C-e `message-elide-region' (elide the text between point and mark).
2224 C-c C-v `message-delete-not-region' (remove the text outside the region).
2225 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2226 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2227 C-c C-a `mml-attach-file' (attach a file as MIME).
2228 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2229 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2230 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2231 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2232 M-RET `message-newline-and-reformat' (break the line and reformat)."
2233 (setq local-abbrev-table text-mode-abbrev-table)
2234 (set (make-local-variable 'message-reply-buffer) nil)
2235 (make-local-variable 'message-send-actions)
2236 (make-local-variable 'message-exit-actions)
2237 (make-local-variable 'message-kill-actions)
2238 (make-local-variable 'message-postpone-actions)
2239 (make-local-variable 'message-draft-article)
2240 (setq buffer-offer-save t)
2241 (set (make-local-variable 'facemenu-add-face-function)
2243 (let ((face-fun (cdr (assq face message-face-alist))))
2245 (funcall face-fun (point) end)
2246 (error "Face %s not configured for %s mode" face mode-name)))
2248 (set (make-local-variable 'facemenu-remove-face-function) t)
2249 (set (make-local-variable 'message-reply-headers) nil)
2250 (make-local-variable 'message-newsreader)
2251 (make-local-variable 'message-mailer)
2252 (make-local-variable 'message-post-method)
2253 (set (make-local-variable 'message-sent-message-via) nil)
2254 (set (make-local-variable 'message-checksum) nil)
2255 (set (make-local-variable 'message-mime-part) 0)
2256 (message-setup-fill-variables)
2257 ;; Allow using comment commands to add/remove quoting.
2258 (set (make-local-variable 'comment-start) message-yank-prefix)
2259 (if (featurep 'xemacs)
2260 (message-setup-toolbar)
2261 (set (make-local-variable 'font-lock-defaults)
2262 '(message-font-lock-keywords t))
2263 (if (boundp 'tool-bar-map)
2264 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2265 (easy-menu-add message-mode-menu message-mode-map)
2266 (easy-menu-add message-mode-field-menu message-mode-map)
2267 ;; make-local-hook is harmless though obsolete in Emacs 21.
2268 ;; Emacs 20 and XEmacs need make-local-hook.
2269 (make-local-hook 'after-change-functions)
2270 ;; Mmmm... Forbidden properties...
2271 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2273 ;; Allow mail alias things.
2274 (when (eq message-mail-alias-type 'abbrev)
2275 (if (fboundp 'mail-abbrevs-setup)
2276 (mail-abbrevs-setup)
2277 (mail-aliases-setup)))
2278 (unless buffer-file-name
2279 (message-set-auto-save-file-name))
2280 (unless (buffer-base-buffer)
2281 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2282 ;; multibyte is not necessary at all. -- zsh
2283 (mm-enable-multibyte))
2284 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2287 (defun message-setup-fill-variables ()
2288 "Setup message fill variables."
2289 (set (make-local-variable 'fill-paragraph-function)
2290 'message-fill-paragraph)
2291 (make-local-variable 'paragraph-separate)
2292 (make-local-variable 'paragraph-start)
2293 (make-local-variable 'adaptive-fill-regexp)
2294 (unless (boundp 'adaptive-fill-first-line-regexp)
2295 (setq adaptive-fill-first-line-regexp nil))
2296 (make-local-variable 'adaptive-fill-first-line-regexp)
2297 (let ((quote-prefix-regexp
2298 ;; User should change message-cite-prefix-regexp if
2299 ;; message-yank-prefix is set to an abnormal value.
2300 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2301 (setq paragraph-start
2303 (regexp-quote mail-header-separator) "$\\|"
2304 "[ \t]*$\\|" ; blank lines
2305 "-- $\\|" ; signature delimiter
2306 "---+$\\|" ; delimiters for forwarded messages
2307 page-delimiter "$\\|" ; spoiler warnings
2308 ".*wrote:$\\|" ; attribution lines
2309 quote-prefix-regexp "$")) ; empty lines in quoted text
2310 (setq paragraph-separate paragraph-start)
2311 (setq adaptive-fill-regexp
2312 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2313 (setq adaptive-fill-first-line-regexp
2314 (concat quote-prefix-regexp "\\|"
2315 adaptive-fill-first-line-regexp)))
2316 (make-local-variable 'auto-fill-inhibit-regexp)
2317 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2318 (setq auto-fill-inhibit-regexp nil)
2319 (make-local-variable 'normal-auto-fill-function)
2320 (setq normal-auto-fill-function 'message-do-auto-fill)
2321 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2322 ;; In that case, ensure that it uses the right function. The real
2323 ;; solution would be not to use `define-derived-mode', and run
2324 ;; `text-mode-hook' ourself at the end of the mode.
2325 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2326 (when auto-fill-function
2327 (setq auto-fill-function normal-auto-fill-function)))
2332 ;;; Message mode commands
2335 ;;; Movement commands
2337 (defun message-goto-to ()
2338 "Move point to the To header."
2340 (message-position-on-field "To"))
2342 (defun message-goto-from ()
2343 "Move point to the From header."
2345 (message-position-on-field "From"))
2347 (defun message-goto-subject ()
2348 "Move point to the Subject header."
2350 (message-position-on-field "Subject"))
2352 (defun message-goto-cc ()
2353 "Move point to the Cc header."
2355 (message-position-on-field "Cc" "To"))
2357 (defun message-goto-bcc ()
2358 "Move point to the Bcc header."
2360 (message-position-on-field "Bcc" "Cc" "To"))
2362 (defun message-goto-fcc ()
2363 "Move point to the Fcc header."
2365 (message-position-on-field "Fcc" "To" "Newsgroups"))
2367 (defun message-goto-reply-to ()
2368 "Move point to the Reply-To header."
2370 (message-position-on-field "Reply-To" "Subject"))
2372 (defun message-goto-newsgroups ()
2373 "Move point to the Newsgroups header."
2375 (message-position-on-field "Newsgroups"))
2377 (defun message-goto-distribution ()
2378 "Move point to the Distribution header."
2380 (message-position-on-field "Distribution"))
2382 (defun message-goto-followup-to ()
2383 "Move point to the Followup-To header."
2385 (message-position-on-field "Followup-To" "Newsgroups"))
2387 (defun message-goto-mail-followup-to ()
2388 "Move point to the Mail-Followup-To header."
2390 (message-position-on-field "Mail-Followup-To" "From"))
2392 (defun message-goto-keywords ()
2393 "Move point to the Keywords header."
2395 (message-position-on-field "Keywords" "Subject"))
2397 (defun message-goto-summary ()
2398 "Move point to the Summary header."
2400 (message-position-on-field "Summary" "Subject"))
2402 (defun message-goto-body (&optional interactivep)
2403 "Move point to the beginning of the message body."
2404 (interactive (list t))
2405 (when (and interactivep
2406 (looking-at "[ \t]*\n"))
2408 (goto-char (point-min))
2409 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2410 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2412 (defun message-goto-eoh ()
2413 "Move point to the end of the headers."
2418 (defun message-goto-signature ()
2419 "Move point to the beginning of the message signature.
2420 If there is no signature in the article, go to the end and
2423 (goto-char (point-min))
2424 (if (re-search-forward message-signature-separator nil t)
2426 (goto-char (point-max))
2429 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2430 "Insert a reasonable MFT header in a post to an unsubscribed list.
2431 When making original posts to a mailing list you are not subscribed to,
2432 you have to type in a MFT header by hand. The contents, usually, are
2433 the addresses of the list and your own address. This function inserts
2434 such a header automatically. It fetches the contents of the To: header
2435 in the current mail buffer, and appends the current `user-mail-address'.
2437 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2438 Cc: header are also put into the MFT."
2441 (message-remove-header "Mail-Followup-To")
2442 (let* ((cc (and include-cc (message-fetch-field "Cc")))
2444 (concat (message-fetch-field "To") "," cc)
2445 (message-fetch-field "To"))))
2446 (message-goto-mail-followup-to)
2447 (insert (concat tos ", " user-mail-address))))
2451 (defun message-insert-to (&optional force)
2452 "Insert a To header that points to the author of the article being replied to.
2453 If the original author requested not to be sent mail, the function signals
2455 With the prefix argument FORCE, insert the header anyway."
2457 (let ((co (message-fetch-reply-field "mail-copies-to")))
2458 (when (and (null force)
2460 (or (equal (downcase co) "never")
2461 (equal (downcase co) "nobody")))
2462 (error "The user has requested not to have copies sent via mail")))
2463 (message-carefully-insert-headers
2465 (or (message-fetch-reply-field "mail-reply-to")
2466 (message-fetch-reply-field "reply-to")
2467 (message-fetch-reply-field "from")
2470 (defun message-insert-wide-reply ()
2471 "Insert To and Cc headers as if you were doing a wide reply."
2473 (let ((headers (message-with-reply-buffer
2474 (message-get-reply-headers t))))
2475 (message-carefully-insert-headers headers)))
2477 (defun message-carefully-insert-headers (headers)
2478 (dolist (header headers)
2479 (let ((header-name (symbol-name (car header))))
2480 (when (and (message-position-on-field header-name)
2481 (mail-fetch-field header-name)
2482 (not (string-match "\\` *\\'"
2483 (mail-fetch-field header-name))))
2485 (insert (cdr header)))))
2487 (defun message-widen-reply ()
2488 "Widen the reply to include maximum recipients."
2491 (and message-reply-buffer
2492 (buffer-name message-reply-buffer)
2494 (set-buffer message-reply-buffer)
2495 (message-get-reply-headers t)))))
2498 (message-narrow-to-headers)
2499 (dolist (elem follow-to)
2500 (message-remove-header (symbol-name (car elem)))
2501 (goto-char (point-min))
2502 (insert (symbol-name (car elem)) ": "
2503 (cdr elem) "\n"))))))
2505 (defun message-insert-newsgroups ()
2506 "Insert the Newsgroups header from the article being replied to."
2508 (when (and (message-position-on-field "Newsgroups")
2509 (mail-fetch-field "newsgroups")
2510 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2512 (insert (or (message-fetch-reply-field "newsgroups") "")))
2516 ;;; Various commands
2518 (defun message-delete-not-region (beg end)
2519 "Delete everything in the body of the current message outside of the region."
2524 ;; snarf citation prefix, if appropriate
2525 (unless (eq (point) (progn (beginning-of-line) (point)))
2526 (when (looking-at message-cite-prefix-regexp)
2527 (setq citeprefix (match-string 0))))
2529 (delete-region (point) (if (not (message-goto-signature))
2535 (delete-region beg (progn (message-goto-body)
2539 (insert citeprefix))))
2540 (when (message-goto-signature)
2543 (defun message-kill-to-signature ()
2544 "Deletes all text up to the signature."
2546 (let ((point (point)))
2547 (message-goto-signature)
2550 (kill-region point (point))
2554 (defun message-newline-and-reformat (&optional arg not-break)
2555 "Insert four newlines, and then reformat if inside quoted text.
2556 Prefix arg means justify as well."
2557 (interactive (list (if current-prefix-arg 'full)))
2558 (let (quoted point beg end leading-space bolp)
2559 (setq point (point))
2562 (setq bolp (= beg point))
2563 ;; Find first line of the paragraph.
2565 (while (and (not (eobp))
2566 (not (looking-at message-cite-prefix-regexp))
2567 (looking-at paragraph-start))
2570 (when (looking-at message-cite-prefix-regexp)
2571 (setq quoted (match-string 0))
2572 (goto-char (match-end 0))
2573 (looking-at "[ \t]*")
2574 (setq leading-space (match-string 0)))
2578 (< (- point beg) (length quoted)))
2579 ;; break inside the cite prefix.
2585 (while (and (not (eobp))
2586 (not (looking-at paragraph-separate))
2587 (looking-at message-cite-prefix-regexp)
2588 (equal quoted (match-string 0)))
2589 (goto-char (match-end 0))
2590 (looking-at "[ \t]*")
2591 (if (> (length leading-space) (length (match-string 0)))
2592 (setq leading-space (match-string 0)))
2596 (while (and (if (bobp) nil (forward-line -1) t)
2597 (not (looking-at paragraph-start))
2598 (looking-at message-cite-prefix-regexp)
2599 (equal quoted (match-string 0)))
2601 (goto-char (match-end 0))
2602 (looking-at "[ \t]*")
2603 (if (> (length leading-space) (length (match-string 0)))
2604 (setq leading-space (match-string 0)))))
2605 (while (and (not (eobp))
2606 (not (looking-at paragraph-separate))
2607 (not (looking-at message-cite-prefix-regexp)))
2611 (while (and (if (bobp) nil (forward-line -1) t)
2612 (not (looking-at paragraph-start))
2613 (not (looking-at message-cite-prefix-regexp)))
2614 (setq beg (point))))
2617 (narrow-to-region beg end)
2624 (setq point (point))
2625 ;; (newline 2) doesn't mark both newline's as hard, so call
2626 ;; newline twice. -jas
2629 (delete-region (point) (re-search-forward "[ \t]*"))
2630 (when (and quoted (not bolp))
2631 (insert quoted leading-space)))
2633 (let* ((adaptive-fill-regexp
2634 (regexp-quote (concat quoted leading-space)))
2635 (adaptive-fill-first-line-regexp
2636 adaptive-fill-regexp ))
2637 (fill-paragraph arg))
2638 (fill-paragraph arg))
2639 (if point (goto-char point)))))
2641 (defun message-fill-paragraph (&optional arg)
2642 "Like `fill-paragraph'."
2643 (interactive (list (if current-prefix-arg 'full)))
2644 (if (and (boundp 'filladapt-mode) filladapt-mode)
2646 (message-newline-and-reformat arg t)
2649 ;; Is it better to use `mail-header-end'?
2650 (defun message-point-in-header-p ()
2651 "Return t if point is in the header."
2654 (goto-char (point-min))
2655 (not (re-search-forward
2656 (concat "^" (regexp-quote mail-header-separator) "\n")
2659 (defun message-do-auto-fill ()
2660 "Like `do-auto-fill', but don't fill in message header."
2661 (unless (message-point-in-header-p)
2664 (defun message-insert-signature (&optional force)
2665 "Insert a signature. See documentation for variable `message-signature'."
2666 (interactive (list 0))
2669 ((and (null message-signature)
2672 (goto-char (point-max))
2673 (not (re-search-backward message-signature-separator nil t))))
2674 ((and (null message-signature)
2677 ((message-functionp message-signature)
2678 (funcall message-signature))
2679 ((listp message-signature)
2680 (eval message-signature))
2681 (t message-signature)))
2683 (cond ((stringp signature)
2685 ((and (eq t signature)
2686 message-signature-file
2687 (file-exists-p message-signature-file))
2690 (goto-char (point-max))
2691 ;; Insert the signature.
2694 (when message-signature-insert-empty-line
2697 (if (eq signature t)
2698 (insert-file-contents message-signature-file)
2700 (goto-char (point-max))
2701 (or (bolp) (insert "\n")))))
2703 (defun message-insert-importance-high ()
2704 "Insert header to mark message as important."
2707 (message-remove-header "Importance")
2709 (insert "Importance: high\n")))
2711 (defun message-insert-importance-low ()
2712 "Insert header to mark message as unimportant."
2715 (message-remove-header "Importance")
2717 (insert "Importance: low\n")))
2719 (defun message-insert-or-toggle-importance ()
2720 "Insert a \"Importance: high\" header, or cycle through the header values.
2721 The three allowed values according to RFC 1327 are `high', `normal'
2725 (let ((valid '("high" "normal" "low"))
2728 (when (setq cur (message-fetch-field "Importance"))
2729 (message-remove-header "Importance")
2730 (setq new (cond ((string= cur "high")
2732 ((string= cur "low")
2737 (insert (format "Importance: %s\n" new)))))
2739 (defun message-insert-disposition-notification-to ()
2740 "Request a disposition notification (return receipt) to this message.
2741 Note that this should not be used in newsgroups."
2744 (message-remove-header "Disposition-Notification-To")
2746 (insert (format "Disposition-Notification-To: %s\n"
2747 (or (message-fetch-field "From") (message-make-from))))))
2749 (defun message-elide-region (b e)
2750 "Elide the text in the region.
2751 An ellipsis (from `message-elide-ellipsis') will be inserted where the
2755 (insert message-elide-ellipsis))
2757 (defvar message-caesar-translation-table nil)
2759 (defun message-caesar-region (b e &optional n)
2760 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
2763 (min (point) (or (mark t) (point)))
2764 (max (point) (or (mark t) (point)))
2765 (when current-prefix-arg
2766 (prefix-numeric-value current-prefix-arg))))
2768 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
2769 (unless (or (zerop n) ; no action needed for a rot of 0
2770 (= b e)) ; no region to rotate
2771 ;; We build the table, if necessary.
2772 (when (or (not message-caesar-translation-table)
2773 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
2774 (setq message-caesar-translation-table
2775 (message-make-caesar-translation-table n)))
2776 (translate-region b e message-caesar-translation-table)))
2778 (defun message-make-caesar-translation-table (n)
2779 "Create a rot table with offset N."
2781 (table (make-string 256 0)))
2782 (while (< (incf i) 256)
2785 (substring table 0 ?A)
2786 (substring table (+ ?A n) (+ ?A n (- 26 n)))
2787 (substring table ?A (+ ?A n))
2788 (substring table (+ ?A 26) ?a)
2789 (substring table (+ ?a n) (+ ?a n (- 26 n)))
2790 (substring table ?a (+ ?a n))
2791 (substring table (+ ?a 26) 255))))
2793 (defun message-caesar-buffer-body (&optional rotnum)
2794 "Caesar rotate all letters in the current buffer by 13 places.
2795 Used to encode/decode possibly offensive messages (commonly in rec.humor).
2796 With prefix arg, specifies the number of places to rotate each letter forward.
2797 Mail and USENET news headers are not rotated."
2798 (interactive (if current-prefix-arg
2799 (list (prefix-numeric-value current-prefix-arg))
2803 (when (message-goto-body)
2804 (narrow-to-region (point) (point-max)))
2805 (message-caesar-region (point-min) (point-max) rotnum))))
2807 (defun message-pipe-buffer-body (program)
2808 "Pipe the message body in the current buffer through PROGRAM."
2811 (when (message-goto-body)
2812 (narrow-to-region (point) (point-max)))
2813 (shell-command-on-region
2814 (point-min) (point-max) program nil t))))
2816 (defun message-rename-buffer (&optional enter-string)
2817 "Rename the *message* buffer to \"*message* RECIPIENT\".
2818 If the function is run with a prefix, it will ask for a new buffer
2819 name, rather than giving an automatic name."
2820 (interactive "Pbuffer name: ")
2823 (goto-char (point-min))
2824 (narrow-to-region (point)
2825 (search-forward mail-header-separator nil 'end))
2827 (if (message-news-p) (message-fetch-field "Newsgroups")
2828 (message-fetch-field "To"))
2831 (if (string-match "," mail-to)
2832 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
2834 (name-default (concat "*message* " mail-trimmed-to))
2835 (name (if enter-string
2836 (read-string "New buffer name: " name-default)
2838 (rename-buffer name t)))))
2840 (defun message-fill-yanked-message (&optional justifyp)
2841 "Fill the paragraphs of a message yanked into this one.
2842 Numeric argument means justify as well."
2845 (goto-char (point-min))
2846 (search-forward (concat "\n" mail-header-separator "\n") nil t)
2847 (let ((fill-prefix message-yank-prefix))
2848 (fill-individual-paragraphs (point) (point-max) justifyp))))
2850 (defun message-indent-citation ()
2851 "Modify text just inserted from a message to be cited.
2852 The inserted text should be the region.
2853 When this function returns, the region is again around the modified text.
2855 Normally, indent each nonblank line `message-indentation-spaces' spaces.
2856 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
2857 (let ((start (point)))
2858 ;; Remove unwanted headers.
2859 (when message-ignored-cited-headers
2864 (if (search-forward "\n\n" nil t)
2867 (message-remove-header message-ignored-cited-headers t)
2868 (when (= (point-min) (point-max))
2869 (setq all-removed t))
2870 (goto-char (point-max)))
2874 ;; Delete blank lines at the start of the buffer.
2875 (while (and (point-min)
2878 (message-delete-line))
2879 ;; Delete blank lines at the end of the buffer.
2880 (goto-char (point-max))
2883 (while (and (zerop (forward-line -1))
2885 (message-delete-line))
2886 ;; Do the indentation.
2887 (if (null message-yank-prefix)
2888 (indent-rigidly start (mark t) message-indentation-spaces)
2891 (while (< (point) (mark t))
2892 (if (or (looking-at ">") (looking-at "^$"))
2893 (insert message-yank-cited-prefix)
2894 (insert message-yank-prefix))
2898 (defun message-yank-original (&optional arg)
2899 "Insert the message being replied to, if any.
2900 Puts point before the text and mark after.
2901 Normally indents each nonblank line ARG spaces (default 3). However,
2902 if `message-yank-prefix' is non-nil, insert that prefix on each line.
2904 This function uses `message-cite-function' to do the actual citing.
2906 Just \\[universal-argument] as argument means don't indent, insert no
2907 prefix, and don't delete any headers."
2909 (let ((modified (buffer-modified-p)))
2910 (when (and message-reply-buffer
2911 message-cite-function)
2912 (delete-windows-on message-reply-buffer t)
2913 (insert-buffer message-reply-buffer)
2915 (funcall message-cite-function))
2916 (message-exchange-point-and-mark)
2920 (setq message-checksum (message-checksum))))))
2922 (defun message-yank-buffer (buffer)
2923 "Insert BUFFER into the current buffer and quote it."
2924 (interactive "bYank buffer: ")
2925 (let ((message-reply-buffer buffer))
2926 (save-window-excursion
2927 (message-yank-original))))
2929 (defun message-buffers ()
2930 "Return a list of active message buffers."
2933 (dolist (buffer (buffer-list t))
2935 (when (and (eq major-mode 'message-mode)
2936 (null message-sent-message-via))
2937 (push (buffer-name buffer) buffers))))
2938 (nreverse buffers)))
2940 (defun message-cite-original-without-signature ()
2941 "Cite function in the standard Message manner."
2942 (let ((start (point))
2945 (when message-indent-citation-function
2946 (if (listp message-indent-citation-function)
2947 message-indent-citation-function
2948 (list message-indent-citation-function)))))
2949 (mml-quote-region start end)
2953 (when (re-search-backward message-signature-separator start t)
2954 ;; Also peel off any blank lines before the signature.
2956 (while (looking-at "^[ \t]*$")
2959 (delete-region (point) end)
2960 (unless (search-backward "\n\n" start t)
2961 ;; Insert a blank line if it is peeled off.
2965 (funcall (pop functions)))
2966 (when message-citation-line-function
2969 (funcall message-citation-line-function))))
2971 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
2972 (defun message-cite-original ()
2973 "Cite function in the standard Message manner."
2974 (if (and (boundp 'mail-citation-hook)
2976 (run-hooks 'mail-citation-hook)
2977 (let ((start (point))
2980 (when message-indent-citation-function
2981 (if (listp message-indent-citation-function)
2982 message-indent-citation-function
2983 (list message-indent-citation-function)))))
2984 (mml-quote-region start end)
2987 (funcall (pop functions)))
2988 (when message-citation-line-function
2991 (funcall message-citation-line-function)))))
2993 (defun message-insert-citation-line ()
2994 "Insert a simple citation line."
2995 (when message-reply-headers
2996 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
2998 (defun message-position-on-field (header &rest afters)
2999 (let ((case-fold-search t))
3002 (goto-char (point-min))
3005 (concat "^" (regexp-quote mail-header-separator) "$"))
3006 (match-beginning 0)))
3007 (goto-char (point-min))
3008 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3010 (re-search-forward "^[^ \t]" nil 'move)
3012 (skip-chars-backward "\n")
3015 (not (re-search-forward
3016 (concat "^" (regexp-quote (car afters)) ":")
3020 (re-search-forward "^[^ \t]" nil 'move)
3021 (beginning-of-line))
3022 (insert header ": \n")
3026 (defun message-remove-signature ()
3027 "Remove the signature from the text between point and mark.
3028 The text will also be indented the normal way."
3030 (let ((start (point))
3032 (if (not (re-search-forward message-signature-separator (mark t) t))
3033 ;; No signature here, so we just indent the cited text.
3034 (message-indent-citation)
3035 ;; Find the last non-empty line.
3037 (while (looking-at "[ \t]*$")
3040 (setq mark (set-marker (make-marker) (point)))
3042 (message-indent-citation)
3043 ;; Enable undoing the deletion.
3045 (delete-region mark (mark t))
3046 (set-marker mark nil)))))
3051 ;;; Sending messages
3054 (defun message-send-and-exit (&optional arg)
3055 "Send message like `message-send', then, if no errors, exit from mail buffer."
3057 (let ((buf (current-buffer))
3058 (actions message-exit-actions))
3059 (when (and (message-send arg)
3061 (if message-kill-buffer-on-exit
3064 (when (eq buf (current-buffer))
3065 (message-bury buf)))
3066 (message-do-actions actions)
3069 (defun message-dont-send ()
3070 "Don't send the message you have been editing.
3071 Instead, just auto-save the buffer and then bury it."
3073 (set-buffer-modified-p t)
3075 (let ((actions message-postpone-actions))
3076 (message-bury (current-buffer))
3077 (message-do-actions actions)))
3079 (defun message-kill-buffer ()
3080 "Kill the current buffer."
3082 (when (or (not (buffer-modified-p))
3083 (yes-or-no-p "Message modified; kill anyway? "))
3084 (let ((actions message-kill-actions)
3085 (draft-article message-draft-article)
3086 (auto-save-file-name buffer-auto-save-file-name)
3087 (file-name buffer-file-name)
3088 (modified (buffer-modified-p)))
3089 (setq buffer-file-name nil)
3090 (kill-buffer (current-buffer))
3091 (when (and (or (and auto-save-file-name
3092 (file-exists-p auto-save-file-name))
3094 (file-exists-p file-name)))
3095 (yes-or-no-p (format "Remove the backup file%s? "
3096 (if modified " too" ""))))
3098 (delete-file auto-save-file-name))
3099 (let ((message-draft-article draft-article))
3100 (message-disassociate-draft)))
3101 (message-do-actions actions))))
3103 (defun message-bury (buffer)
3104 "Bury this mail BUFFER."
3105 (let ((newbuf (other-buffer buffer)))
3106 (bury-buffer buffer)
3107 (if (and (fboundp 'frame-parameters)
3108 (cdr (assq 'dedicated (frame-parameters)))
3109 (not (null (delq (selected-frame) (visible-frame-list)))))
3110 (delete-frame (selected-frame))
3111 (switch-to-buffer newbuf))))
3113 (defun message-send (&optional arg)
3114 "Send the message in the current buffer.
3115 If `message-interactive' is non-nil, wait for success indication or
3116 error messages, and inform user.
3117 Otherwise any failure is reported in a message back to the user from
3119 The usage of ARG is defined by the instance that called Message.
3120 It should typically alter the sending method in some way or other."
3122 ;; Make it possible to undo the coming changes.
3124 (let ((inhibit-read-only t))
3125 (put-text-property (point-min) (point-max) 'read-only nil))
3126 (message-fix-before-sending)
3127 (run-hooks 'message-send-hook)
3128 (message message-sending-message)
3129 (let ((alist message-send-method-alist)
3131 elem sent dont-barf-on-no-method
3132 (message-options message-options))
3133 (message-options-set-recipient)
3135 (setq elem (pop alist)))
3136 (when (funcall (cadr elem))
3137 (when (and (or (not (memq (car elem)
3138 message-sent-message-via))
3139 (if (or (message-gnksa-enable-p 'multiple-copies)
3140 (not (eq (car elem) 'news)))
3143 "Already sent message via %s; resend? "
3145 (error "Denied posting -- multiple copies")))
3146 (setq success (funcall (caddr elem) arg)))
3150 (let ((fcc (message-fetch-field "Fcc"))
3151 (gcc (message-fetch-field "Gcc")))
3153 (or (eq message-allow-no-recipients 'always)
3154 (and (not (eq message-allow-no-recipients 'never))
3155 (setq dont-barf-on-no-method
3157 (format "No receiver, perform %s anyway? "
3158 (cond ((and fcc gcc) "Fcc and Gcc")
3161 (error "No methods specified to send by"))
3162 (when (or dont-barf-on-no-method
3166 (run-hooks 'message-sent-hook))
3167 (message "Sending...done")
3168 ;; Mark the buffer as unmodified and delete auto-save.
3169 (set-buffer-modified-p nil)
3170 (delete-auto-save-file-if-necessary t)
3171 (message-disassociate-draft)
3172 ;; Delete other mail buffers and stuff.
3173 (message-do-send-housekeeping)
3174 (message-do-actions message-send-actions)
3178 (defun message-send-via-mail (arg)
3179 "Send the current message via mail."
3180 (message-send-mail arg))
3182 (defun message-send-via-news (arg)
3183 "Send the current message via news."
3184 (funcall message-send-news-function arg))
3186 (defmacro message-check (type &rest forms)
3187 "Eval FORMS if TYPE is to be checked."
3188 `(or (message-check-element ,type)
3192 (put 'message-check 'lisp-indent-function 1)
3193 (put 'message-check 'edebug-form-spec '(form body))
3195 (defun message-text-with-property (prop)
3196 "Return a list of all points where the text has PROP."
3198 (point (point-min)))
3200 (while (< point (point-max))
3201 (when (get-text-property point prop)
3202 (push point points))
3206 (defun message-fix-before-sending ()
3207 "Do various things to make the message nice before sending it."
3208 ;; Make sure there's a newline at the end of the message.
3209 (goto-char (point-max))
3212 ;; Delete all invisible text.
3213 (message-check 'invisible-text
3214 (let ((points (message-text-with-property 'invisible)))
3216 (goto-char (car points))
3217 (dolist (point points)
3218 (add-text-properties point (1+ point)
3219 '(invisible nil highlight t)))
3220 (unless (yes-or-no-p
3221 "Invisible text found and made visible; continue posting? ")
3222 (error "Invisible text found and made visible")))))
3223 (message-check 'illegible-text
3226 (skip-chars-forward mm-7bit-chars)
3228 (when (let ((char (char-after)))
3229 (or (< (mm-char-int char) 128)
3230 (and (mm-multibyte-p)
3231 (memq (char-charset char)
3232 '(eight-bit-control eight-bit-graphic
3234 (add-text-properties (point) (1+ (point)) '(highlight t))
3237 (skip-chars-forward mm-7bit-chars))
3240 (gnus-multiple-choice
3241 "Illegible text found. Continue posting? "
3242 '((?d "Remove and continue posting")
3243 (?r "Replace with dots and continue posting")
3244 (?i "Ignore and continue posting")
3245 (?e "Continue editing"))))
3247 (error "Illegible text found"))
3249 (skip-chars-forward mm-7bit-chars)
3251 (when (let ((char (char-after)))
3252 (or (< (mm-char-int char) 128)
3253 (and (mm-multibyte-p)
3254 (memq (char-charset char)
3255 '(eight-bit-control eight-bit-graphic
3258 (remove-text-properties (point) (1+ (point)) '(highlight t))
3263 (skip-chars-forward mm-7bit-chars))))))
3265 (defun message-add-action (action &rest types)
3266 "Add ACTION to be performed when doing an exit of type TYPES."
3268 (add-to-list (intern (format "message-%s-actions" (pop types)))
3271 (defun message-delete-action (action &rest types)
3272 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3275 (set (setq var (intern (format "message-%s-actions" (pop types))))
3276 (delq action (symbol-value var))))))
3278 (defun message-do-actions (actions)
3279 "Perform all actions in ACTIONS."
3280 ;; Now perform actions on successful sending.
3284 ;; A simple function.
3285 ((message-functionp (car actions))
3286 (funcall (car actions)))
3287 ;; Something to be evaled.
3289 (eval (car actions)))))
3292 (defun message-send-mail-partially ()
3293 "Send mail as message/partial."
3294 ;; replace the header delimiter with a blank line
3295 (goto-char (point-min))
3297 (concat "^" (regexp-quote mail-header-separator) "\n"))
3298 (replace-match "\n")
3299 (run-hooks 'message-send-mail-hook)
3300 (let ((p (goto-char (point-min)))
3301 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3302 (curbuf (current-buffer))
3303 (id (message-make-message-id)) (n 1)
3304 plist total header required-mail-headers)
3306 (if (< (point-max) (+ p message-send-mail-partially-limit))
3307 (goto-char (point-max))
3308 (goto-char (+ p message-send-mail-partially-limit))
3310 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3313 (setq total (length plist))
3314 (push (point-max) plist)
3315 (setq plist (nreverse plist))
3318 (setq p (pop plist))
3321 (copy-to-buffer tembuf p (car plist))
3323 (goto-char (point-min))
3326 (goto-char (point-min))
3327 (narrow-to-region (point) (point))
3330 (setq header (buffer-substring (point-min) (point)))
3331 (goto-char (point-min))
3332 (narrow-to-region (point) (point))
3334 (message-remove-header "Mime-Version")
3335 (message-remove-header "Content-Type")
3336 (message-remove-header "Content-Transfer-Encoding")
3337 (message-remove-header "Message-ID")
3338 (message-remove-header "Lines")
3339 (goto-char (point-max))
3340 (insert "Mime-Version: 1.0\n")
3341 (setq header (buffer-substring (point-min) (point-max))))
3342 (goto-char (point-max))
3343 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3346 (let ((mail-header-separator ""))
3347 (when (memq 'Message-ID message-required-mail-headers)
3348 (insert "Message-ID: " (message-make-message-id) "\n"))
3349 (when (memq 'Lines message-required-mail-headers)
3350 (insert "Lines: " (message-make-lines) "\n"))
3351 (message-goto-subject)
3353 (insert (format " (%d/%d)" n total))
3355 (mm-with-unibyte-current-buffer
3356 (funcall (or message-send-mail-real-function
3357 message-send-mail-function))))
3359 (setq p (pop plist))
3361 (kill-buffer tembuf))))
3363 (defun message-send-mail (&optional arg)
3364 (require 'mail-utils)
3365 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3366 (case-fold-search nil)
3367 (news (message-news-p))
3368 (mailbuf (current-buffer))
3369 (message-this-is-mail t)
3370 (message-posting-charset
3371 (if (fboundp 'gnus-setup-posting-charset)
3372 (gnus-setup-posting-charset nil)
3373 message-posting-charset))
3374 (headers message-required-mail-headers))
3376 (message-narrow-to-headers)
3377 ;; Generate the Mail-Followup-To header if the header is not there...
3378 (if (and (message-subscribed-p)
3379 (not (mail-fetch-field "mail-followup-to")))
3382 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3383 message-required-mail-headers))
3384 ;; otherwise, delete the MFT header if the field is empty
3385 (when (equal "" (mail-fetch-field "mail-followup-to"))
3386 (message-remove-header "^Mail-Followup-To:")))
3387 ;; Insert some headers.
3388 (let ((message-deletable-headers
3389 (if news nil message-deletable-headers)))
3390 (message-generate-headers headers))
3391 ;; Let the user do all of the above.
3392 (run-hooks 'message-header-hook))
3397 ;; Avoid copying text props (except hard newlines).
3398 (insert (with-current-buffer mailbuf
3399 (mml-buffer-substring-no-properties-except-hard-newlines
3400 (point-min) (point-max))))
3401 ;; Remove some headers.
3402 (message-encode-message-body)
3404 (message-narrow-to-headers)
3405 ;; We (re)generate the Lines header.
3406 (when (memq 'Lines message-required-mail-headers)
3407 (message-generate-headers '(Lines)))
3408 ;; Remove some headers.
3409 (message-remove-header message-ignored-mail-headers t)
3410 (let ((mail-parse-charset message-default-charset))
3411 (mail-encode-encoded-word-buffer)))
3412 (goto-char (point-max))
3413 ;; require one newline at the end.
3414 (or (= (preceding-char) ?\n)
3416 (message-cleanup-headers)
3419 (message-narrow-to-headers)
3421 (or (message-fetch-field "cc")
3422 (message-fetch-field "to"))
3423 (let ((content-type (message-fetch-field "content-type")))
3426 (string= "text/plain"
3428 (mail-header-parse-content-type
3430 (message-insert-courtesy-copy))
3431 (if (or (not message-send-mail-partially-limit)
3432 (< (point-max) message-send-mail-partially-limit)
3433 (not (message-y-or-n-p
3434 "The message size is too large, split? "
3438 (/ (point-max) 1000) "KB, is too large.
3440 Some mail gateways (MTA's) bounce large messages. To avoid the
3441 problem, answer `y', and the message will be split into several
3442 smaller pieces, the size of each is about "
3443 (/ message-send-mail-partially-limit 1000)
3447 However, some mail readers (MUA's) can't read split messages, i.e.,
3448 mails in message/partially format. Answer `n', and the message will be
3451 The size limit is controlled by `message-send-mail-partially-limit'.
3452 If you always want Gnus to send messages in one piece, set
3453 `message-send-mail-partially-limit' to `nil'.
3455 (mm-with-unibyte-current-buffer
3456 (message "Sending via mail...")
3457 (funcall (or message-send-mail-real-function
3458 message-send-mail-function)))
3459 (message-send-mail-partially)))
3460 (kill-buffer tembuf))
3461 (set-buffer mailbuf)
3462 (push 'mail message-sent-message-via)))
3464 (defun message-send-mail-with-sendmail ()
3465 "Send off the prepared buffer with sendmail."
3466 (let ((errbuf (if message-interactive
3467 (message-generate-new-buffer-clone-locals
3470 resend-to-addresses delimline)
3473 (let ((case-fold-search t))
3475 (message-narrow-to-headers)
3476 (setq resend-to-addresses (message-fetch-field "resent-to")))
3477 ;; Change header-delimiter to be what sendmail expects.
3478 (goto-char (point-min))
3480 (concat "^" (regexp-quote mail-header-separator) "\n"))
3481 (replace-match "\n")
3483 (setq delimline (point-marker))
3484 (run-hooks 'message-send-mail-hook)
3485 ;; Insert an extra newline if we need it to work around
3486 ;; Sun's bug that swallows newlines.
3487 (goto-char (1+ delimline))
3488 (when (eval message-mailer-swallows-blank-line)
3490 (when message-interactive
3494 (let* ((default-directory "/")
3495 (coding-system-for-write message-send-coding-system)
3497 'call-process-region
3499 (list (point-min) (point-max)
3500 (if (boundp 'sendmail-program)
3502 "/usr/lib/sendmail")
3503 nil errbuf nil "-oi")
3504 ;; Always specify who from,
3505 ;; since some systems have broken sendmails.
3506 ;; But some systems are more broken with -f, so
3507 ;; we'll let users override this.
3508 (if (null message-sendmail-f-is-evil)
3509 (list "-f" (message-make-address)))
3510 ;; These mean "report errors by mail"
3511 ;; and "deliver in background".
3512 (if (null message-interactive) '("-oem" "-odb"))
3513 ;; Get the addresses from the message
3514 ;; unless this is a resend.
3515 ;; We must not do that for a resend
3516 ;; because we would find the original addresses.
3517 ;; For a resend, include the specific addresses.
3518 (if resend-to-addresses
3519 (list resend-to-addresses)
3521 (unless (or (null cpr) (zerop cpr))
3522 (error "Sending...failed with exit value %d" cpr)))
3523 (when message-interactive
3526 (goto-char (point-min))
3527 (while (re-search-forward "\n\n* *" nil t)
3528 (replace-match "; "))
3529 (if (not (zerop (buffer-size)))
3530 (error "Sending...failed to %s"
3531 (buffer-substring (point-min) (point-max)))))))
3532 (when (bufferp errbuf)
3533 (kill-buffer errbuf)))))
3535 (defun message-send-mail-with-qmail ()
3536 "Pass the prepared message buffer to qmail-inject.
3537 Refer to the documentation for the variable `message-send-mail-function'
3538 to find out how to use this."
3539 ;; replace the header delimiter with a blank line
3540 (goto-char (point-min))
3542 (concat "^" (regexp-quote mail-header-separator) "\n"))
3543 (replace-match "\n")
3544 (run-hooks 'message-send-mail-hook)
3547 (let ((coding-system-for-write message-send-coding-system))
3549 'call-process-region 1 (point-max) message-qmail-inject-program
3551 ;; qmail-inject's default behaviour is to look for addresses on the
3552 ;; command line; if there're none, it scans the headers.
3553 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
3555 ;; in general, ALL of qmail-inject's defaults are perfect for simply
3556 ;; reading a formatted (i. e., at least a To: or Resent-To header)
3557 ;; message from stdin.
3559 ;; qmail also has the advantage of not having been raped by
3560 ;; various vendors, so we don't have to allow for that, either --
3561 ;; compare this with message-send-mail-with-sendmail and weep
3562 ;; for sendmail's lost innocence.
3564 ;; all this is way cool coz it lets us keep the arguments entirely
3565 ;; free for -inject-arguments -- a big win for the user and for us
3566 ;; since we don't have to play that double-guessing game and the user
3567 ;; gets full control (no gestapo'ish -f's, for instance). --sj
3568 (if (message-functionp message-qmail-inject-args)
3569 (funcall message-qmail-inject-args)
3570 message-qmail-inject-args)))
3571 ;; qmail-inject doesn't say anything on it's stdout/stderr,
3572 ;; we have to look at the retval instead
3574 (100 (error "qmail-inject reported permanent failure"))
3575 (111 (error "qmail-inject reported transient failure"))
3576 ;; should never happen
3577 (t (error "qmail-inject reported unknown failure"))))
3579 (defun message-send-mail-with-mh ()
3580 "Send the prepared message buffer with mh."
3581 (let ((mh-previous-window-config nil)
3582 (name (mh-new-draft-name)))
3583 (setq buffer-file-name name)
3584 ;; MH wants to generate these headers itself.
3585 (when message-mh-deletable-headers
3586 (let ((headers message-mh-deletable-headers))
3588 (goto-char (point-min))
3589 (and (re-search-forward
3590 (concat "^" (symbol-name (car headers)) ": *") nil t)
3591 (message-delete-line))
3593 (run-hooks 'message-send-mail-hook)
3594 ;; Pass it on to mh.
3597 (defun message-smtpmail-send-it ()
3598 "Send the prepared message buffer with `smtpmail-send-it'.
3599 This only differs from `smtpmail-send-it' that this command evaluates
3600 `message-send-mail-hook' just before sending a message. It is useful
3601 if your ISP requires the POP-before-SMTP authentication. See the
3602 documentation for the function `mail-source-touch-pop'."
3603 (run-hooks 'message-send-mail-hook)
3606 (defun message-canlock-generate ()
3607 "Return a string that is non-trival to guess.
3608 Do not use this for anything important, it is cryptographically weak."
3609 (let (sha1-maximum-internal-length)
3610 (sha1 (concat (message-unique-id)
3611 (format "%x%x%x" (random) (random t) (random))
3612 (prin1-to-string (recent-keys))
3613 (prin1-to-string (garbage-collect))))))
3615 (defun message-canlock-password ()
3616 "The password used by message for cancel locks.
3617 This is the value of `canlock-password', if that option is non-nil.
3618 Otherwise, generate and save a value for `canlock-password' first."
3619 (unless canlock-password
3620 (customize-save-variable 'canlock-password (message-canlock-generate))
3621 (setq canlock-password-for-verify canlock-password))
3624 (defun message-insert-canlock ()
3625 (when message-insert-canlock
3626 (message-canlock-password)
3627 (canlock-insert-header)))
3629 (defun message-send-news (&optional arg)
3630 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
3631 (case-fold-search nil)
3632 (method (if (message-functionp message-post-method)
3633 (funcall message-post-method arg)
3634 message-post-method))
3635 (newsgroups-field (save-restriction
3636 (message-narrow-to-headers-or-head)
3637 (message-fetch-field "Newsgroups")))
3638 (followup-field (save-restriction
3639 (message-narrow-to-headers-or-head)
3640 (message-fetch-field "Followup-To")))
3641 ;; BUG: We really need to get the charset for each name in the
3642 ;; Newsgroups and Followup-To lines to allow crossposting
3643 ;; between group namess with incompatible character sets.
3644 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
3645 (group-field-charset
3646 (gnus-group-name-charset method newsgroups-field))
3647 (followup-field-charset
3648 (gnus-group-name-charset method (or followup-field "")))
3649 (rfc2047-header-encoding-alist
3650 (append (when group-field-charset
3651 (list (cons "Newsgroups" group-field-charset)))
3652 (when followup-field-charset
3653 (list (cons "Followup-To" followup-field-charset)))
3654 rfc2047-header-encoding-alist))
3655 (messbuf (current-buffer))
3656 (message-syntax-checks
3658 (listp message-syntax-checks))
3659 (cons '(existing-newsgroups . disabled)
3660 message-syntax-checks)
3661 message-syntax-checks))
3662 (message-this-is-news t)
3663 (message-posting-charset
3664 (gnus-setup-posting-charset newsgroups-field))
3666 (if (not (message-check-news-body-syntax))
3669 (message-narrow-to-headers)
3670 ;; Insert some headers.
3671 (message-generate-headers message-required-news-headers)
3672 (message-insert-canlock)
3673 ;; Let the user do all of the above.
3674 (run-hooks 'message-header-hook))
3675 ;; Note: This check will be disabled by the ".*" default value for
3676 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
3677 (when (and group-field-charset
3678 (listp message-syntax-checks))
3679 (setq message-syntax-checks
3680 (cons '(valid-newsgroups . disabled)
3681 message-syntax-checks)))
3682 (message-cleanup-headers)
3683 (if (not (let ((message-post-method method))
3684 (message-check-news-syntax)))
3689 (buffer-disable-undo)
3691 ;; Avoid copying text props (except hard newlines).
3693 (with-current-buffer messbuf
3694 (mml-buffer-substring-no-properties-except-hard-newlines
3695 (point-min) (point-max))))
3696 (message-encode-message-body)
3697 ;; Remove some headers.
3699 (message-narrow-to-headers)
3700 ;; We (re)generate the Lines header.
3701 (when (memq 'Lines message-required-mail-headers)
3702 (message-generate-headers '(Lines)))
3703 ;; Remove some headers.
3704 (message-remove-header message-ignored-news-headers t)
3705 (let ((mail-parse-charset message-default-charset))
3706 (mail-encode-encoded-word-buffer)))
3707 (goto-char (point-max))
3708 ;; require one newline at the end.
3709 (or (= (preceding-char) ?\n)
3711 (let ((case-fold-search t))
3712 ;; Remove the delimiter.
3713 (goto-char (point-min))
3715 (concat "^" (regexp-quote mail-header-separator) "\n"))
3716 (replace-match "\n")
3718 (run-hooks 'message-send-news-hook)
3719 (gnus-open-server method)
3720 (message "Sending news via %s..." (gnus-server-string method))
3721 (setq result (let ((mail-header-separator ""))
3722 (gnus-request-post method))))
3723 (kill-buffer tembuf))
3724 (set-buffer messbuf)
3726 (push 'news message-sent-message-via)
3727 (message "Couldn't send message via news: %s"
3728 (nnheader-get-report (car method)))
3732 ;;; Header generation & syntax checking.
3735 (defun message-check-element (type)
3736 "Return non-nil if this TYPE is not to be checked."
3737 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
3739 (let ((able (assq type message-syntax-checks)))
3741 (eq (cdr able) 'disabled)))))
3743 (defun message-check-news-syntax ()
3744 "Check the syntax of the message."
3748 ;; We narrow to the headers and check them first.
3751 (message-narrow-to-headers)
3752 (message-check-news-header-syntax))))))
3754 (defun message-check-news-header-syntax ()
3756 ;; Check Newsgroups header.
3757 (message-check 'newsgroups
3758 (let ((group (message-fetch-field "newsgroups")))
3761 (not (string-match "\\`[ \t]*\\'" group)))
3764 "The newsgroups field is empty or missing. Posting is denied.")))))
3765 ;; Check the Subject header.
3766 (message-check 'subject
3767 (let* ((case-fold-search t)
3768 (subject (message-fetch-field "subject")))
3771 (not (string-match "\\`[ \t]*\\'" subject)))
3774 "The subject field is empty or missing. Posting is denied.")))))
3775 ;; Check for commands in Subject.
3776 (message-check 'subject-cmsg
3777 (if (string-match "^cmsg " (message-fetch-field "subject"))
3779 "The control code \"cmsg\" is in the subject. Really post? ")
3781 ;; Check long header lines.
3782 (message-check 'long-header-lines
3783 (let ((start (point))
3787 (while (and (not found)
3788 (re-search-forward "^\\([^ \t:]+\\): " nil t))
3789 (if (> (- (point) (match-beginning 0)) 998)
3791 length (- (point) (match-beginning 0)))
3792 (setq header (match-string-no-properties 1)))
3793 (setq start (match-beginning 0))
3796 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
3799 ;; Check for multiple identical headers.
3800 (message-check 'multiple-headers
3802 (while (and (not found)
3803 (re-search-forward "^[^ \t:]+: " nil t))
3805 (or (re-search-forward
3810 (match-beginning 0) (- (match-end 0) 2))))
3815 (y-or-n-p (format "Multiple %s headers. Really post? " found))
3817 ;; Check for Version and Sendsys.
3818 (message-check 'sendsys
3819 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
3821 (format "The article contains a %s command. Really post? "
3822 (buffer-substring (match-beginning 0)
3823 (1- (match-end 0)))))
3825 ;; See whether we can shorten Followup-To.
3826 (message-check 'shorten-followup-to
3827 (let ((newsgroups (message-fetch-field "newsgroups"))
3828 (followup-to (message-fetch-field "followup-to"))
3830 (when (and newsgroups
3831 (string-match "," newsgroups)
3836 (setq to (completing-read
3837 "Followups to (default: no Followup-To header) "
3838 (mapcar (lambda (g) (list g))
3840 (message-tokenize-header
3842 (goto-char (point-min))
3843 (insert "Followup-To: " to "\n"))
3845 ;; Check "Shoot me".
3846 (message-check 'shoot
3847 (if (re-search-forward
3848 "Message-ID.*.i-did-not-set--mail-host-address--so-shoot-me" nil t)
3849 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
3851 ;; Check for Approved.
3852 (message-check 'approved
3853 (if (re-search-forward "^Approved:" nil t)
3854 (y-or-n-p "The article contains an Approved header. Really post? ")
3856 ;; Check the Message-ID header.
3857 (message-check 'message-id
3858 (let* ((case-fold-search t)
3859 (message-id (message-fetch-field "message-id" t)))
3860 (or (not message-id)
3861 ;; Is there an @ in the ID?
3862 (and (string-match "@" message-id)
3863 ;; Is there a dot in the ID?
3864 (string-match "@[^.]*\\." message-id)
3865 ;; Does the ID end with a dot?
3866 (not (string-match "\\.>" message-id)))
3868 (format "The Message-ID looks strange: \"%s\". Really post? "
3870 ;; Check the Newsgroups & Followup-To headers.
3871 (message-check 'existing-newsgroups
3872 (let* ((case-fold-search t)
3873 (newsgroups (message-fetch-field "newsgroups"))
3874 (followup-to (message-fetch-field "followup-to"))
3875 (groups (message-tokenize-header
3877 (concat newsgroups "," followup-to)
3879 (post-method (if (message-functionp message-post-method)
3880 (funcall message-post-method)
3881 message-post-method))
3882 ;; KLUDGE to handle nnvirtual groups. Doing this right
3883 ;; would probably involve a new nnoo function.
3884 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
3885 (method (if (and (consp post-method)
3886 (eq (car post-method) 'nnvirtual)
3887 gnus-message-group-art)
3888 (let ((group (car (nnvirtual-find-group-art
3889 (car gnus-message-group-art)
3890 (cdr gnus-message-group-art)))))
3891 (gnus-find-method-for-group group))
3895 (gnus-group-name-decode
3896 (gnus-group-real-name n)
3897 (gnus-group-name-charset method n)))
3898 (gnus-groups-from-server method)))
3901 (unless (or (equal (car groups) "poster")
3902 (member (car groups) known-groups))
3903 (push (car groups) errors))
3906 ;; Gnus is not running.
3907 ((or (not (and (boundp 'gnus-active-hashtb)
3908 gnus-active-hashtb))
3909 (not (boundp 'gnus-read-active-file)))
3911 ;; We don't have all the group names.
3912 ((and (or (not gnus-read-active-file)
3913 (eq gnus-read-active-file 'some))
3917 "Really post to %s possibly unknown group%s: %s? "
3918 (if (= (length errors) 1) "this" "these")
3919 (if (= (length errors) 1) "" "s")
3920 (mapconcat 'identity errors ", "))))
3921 ;; There were no errors.
3924 ;; There are unknown groups.
3928 "Really post to %s unknown group%s: %s? "
3929 (if (= (length errors) 1) "this" "these")
3930 (if (= (length errors) 1) "" "s")
3931 (mapconcat 'identity errors ", ")))))))
3932 ;; Check continuation headers.
3933 (message-check 'continuation-headers
3934 (goto-char (point-min))
3935 (let ((do-posting t))
3936 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
3937 (if (y-or-n-p "Fix continuation lines? ")
3939 (goto-char (match-beginning 0))
3941 (unless (y-or-n-p "Send anyway? ")
3942 (setq do-posting nil))))
3944 ;; Check the Newsgroups & Followup-To headers for syntax errors.
3945 (message-check 'valid-newsgroups
3946 (let ((case-fold-search t)
3947 (headers '("Newsgroups" "Followup-To"))
3949 (while (and headers (not error))
3950 (when (setq header (mail-fetch-field (car headers)))
3954 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
3959 (not (string-match "\\.\\'\\|\\.\\." g)))
3960 (message-tokenize-header header ","))))
3967 (format "The %s header looks odd: \"%s\". Really post? "
3968 (car headers) header)))))
3969 (message-check 'repeated-newsgroups
3970 (let ((case-fold-search t)
3971 (headers '("Newsgroups" "Followup-To"))
3972 header error groups group)
3975 (when (setq header (mail-fetch-field (pop headers)))
3976 (setq groups (message-tokenize-header header ","))
3977 (while (setq group (pop groups))
3978 (when (member group groups)
3984 (format "Group %s is repeated in headers. Really post? " error)))))
3985 ;; Check the From header.
3986 (message-check 'from
3987 (let* ((case-fold-search t)
3988 (from (message-fetch-field "from"))
3992 (message "There is no From line. Posting is denied.")
3994 ((or (not (string-match
3996 (setq ad (nth 1 (mail-extract-address-components
3997 from))))) ;larsi@ifi
3998 (string-match "\\.\\." ad) ;larsi@ifi..uio
3999 (string-match "@\\." ad) ;larsi@.ifi.uio
4000 (string-match "\\.$" ad) ;larsi@ifi.uio.
4001 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4002 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4004 "Denied posting -- the From looks strange: \"%s\"." from)
4006 ((let ((addresses (rfc822-addresses from)))
4007 (while (and addresses
4008 (not (eq (string-to-char (car addresses)) ?\()))
4009 (setq addresses (cdr addresses)))
4012 "Denied posting -- bad From address: \"%s\"." from)
4015 ;; Check the Reply-To header.
4016 (message-check 'reply-to
4017 (let* ((case-fold-search t)
4018 (reply-to (message-fetch-field "reply-to"))
4023 ((string-match "," reply-to)
4025 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4027 ((or (not (string-match
4029 (setq ad (nth 1 (mail-extract-address-components
4030 reply-to))))) ;larsi@ifi
4031 (string-match "\\.\\." ad) ;larsi@ifi..uio
4032 (string-match "@\\." ad) ;larsi@.ifi.uio
4033 (string-match "\\.$" ad) ;larsi@ifi.uio.
4034 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4035 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4038 "The Reply-To looks strange: \"%s\". Really post? "
4042 (defun message-check-news-body-syntax ()
4044 ;; Check for long lines.
4045 (message-check 'long-lines
4046 (goto-char (point-min))
4048 (concat "^" (regexp-quote mail-header-separator) "$"))
4052 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4055 (< (- (point) p) 80)))
4056 (zerop (forward-line 1))))
4060 "You have lines longer than 79 characters. Really post? ")))
4061 ;; Check whether the article is empty.
4062 (message-check 'empty
4063 (goto-char (point-min))
4065 (concat "^" (regexp-quote mail-header-separator) "$"))
4068 (goto-char (point-max))
4069 (re-search-backward message-signature-separator nil t)
4071 (or (re-search-backward "[^ \n\t]" b t)
4072 (if (message-gnksa-enable-p 'empty-article)
4073 (y-or-n-p "Empty article. Really post? ")
4074 (message "Denied posting -- Empty article.")
4076 ;; Check for control characters.
4077 (message-check 'control-chars
4078 (if (re-search-forward "[\000-\007\013\015-\032\034-\037\200-\237]" nil t)
4080 "The article contains control characters. Really post? ")
4082 ;; Check excessive size.
4083 (message-check 'size
4084 (if (> (buffer-size) 60000)
4086 (format "The article is %d octets long. Really post? "
4089 ;; Check whether any new text has been added.
4090 (message-check 'new-text
4092 (not message-checksum)
4093 (not (eq (message-checksum) message-checksum))
4094 (if (message-gnksa-enable-p 'quoted-text-only)
4096 "It looks like no new text has been added. Really post? ")
4097 (message "Denied posting -- no new text has been added.")
4099 ;; Check the length of the signature.
4100 (message-check 'signature
4101 (goto-char (point-max))
4102 (if (> (count-lines (point) (point-max)) 5)
4105 "Your .sig is %d lines; it should be max 4. Really post? "
4106 (1- (count-lines (point) (point-max)))))
4108 ;; Ensure that text follows last quoted portion.
4109 (message-check 'quoting-style
4110 (goto-char (point-max))
4111 (let ((no-problem t))
4112 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4113 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4116 (if (message-gnksa-enable-p 'quoted-text-only)
4117 (y-or-n-p "Your text should follow quoted text. Really post? ")
4119 (goto-char (point-min))
4121 (concat "^" (regexp-quote mail-header-separator) "$"))
4122 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4123 (y-or-n-p "Your text should follow quoted text. Really post? ")
4124 (message "Denied posting -- only quoted text.")
4127 (defun message-checksum ()
4128 "Return a \"checksum\" for the current buffer."
4131 (goto-char (point-min))
4133 (concat "^" (regexp-quote mail-header-separator) "$"))
4135 (when (not (looking-at "[ \t\n]"))
4136 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4141 (defun message-do-fcc ()
4142 "Process Fcc headers in the current buffer."
4143 (let ((case-fold-search t)
4144 (buf (current-buffer))
4146 (mml-externalize-attachments message-fcc-externalize-attachments))
4149 (message-narrow-to-headers)
4150 (setq file (message-fetch-field "fcc" t)))
4152 (set-buffer (get-buffer-create " *message temp*"))
4154 (insert-buffer-substring buf)
4155 (message-encode-message-body)
4157 (message-narrow-to-headers)
4158 (while (setq file (message-fetch-field "fcc" t))
4160 (message-remove-header "fcc" nil t))
4161 (let ((mail-parse-charset message-default-charset)
4162 (rfc2047-header-encoding-alist
4163 (cons '("Newsgroups" . default)
4164 rfc2047-header-encoding-alist)))
4165 (mail-encode-encoded-word-buffer)))
4166 (goto-char (point-min))
4167 (when (re-search-forward
4168 (concat "^" (regexp-quote mail-header-separator) "$")
4170 (replace-match "" t t ))
4171 ;; Process FCC operations.
4173 (setq file (pop list))
4174 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4175 ;; Pipe the article to the program in question.
4176 (call-process-region (point-min) (point-max) shell-file-name
4177 nil nil nil shell-command-switch
4178 (match-string 1 file))
4179 ;; Save the article.
4180 (setq file (expand-file-name file))
4181 (unless (file-exists-p (file-name-directory file))
4182 (make-directory (file-name-directory file) t))
4183 (if (and message-fcc-handler-function
4184 (not (eq message-fcc-handler-function 'rmail-output)))
4185 (funcall message-fcc-handler-function file)
4186 (if (and (file-readable-p file) (mail-file-babyl-p file))
4187 (rmail-output file 1 nil t)
4188 (let ((mail-use-rfc822 t))
4189 (rmail-output file 1 t t))))))
4190 (kill-buffer (current-buffer))))))
4192 (defun message-output (filename)
4193 "Append this article to Unix/babyl mail file FILENAME."
4194 (if (and (file-readable-p filename)
4195 (mail-file-babyl-p filename))
4196 (gnus-output-to-rmail filename t)
4197 (gnus-output-to-mail filename t)))
4199 (defun message-cleanup-headers ()
4200 "Do various automatic cleanups of the headers."
4201 ;; Remove empty lines in the header.
4203 (message-narrow-to-headers)
4204 ;; Remove blank lines.
4205 (while (re-search-forward "^[ \t]*\n" nil t)
4206 (replace-match "" t t))
4208 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4209 ;; spaces to comma and eliminate spaces around commas. Eliminate
4210 ;; embedded line breaks.
4211 (goto-char (point-min))
4212 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4216 (if (re-search-forward "^[^ \t]" nil t)
4220 (goto-char (point-min))
4221 (while (re-search-forward "\n[ \t]+" nil t)
4222 (replace-match " " t t)) ;No line breaks (too confusing)
4223 (goto-char (point-min))
4224 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4225 (replace-match "," t t))
4226 (goto-char (point-min))
4227 ;; Remove trailing commas.
4228 (when (re-search-forward ",+$" nil t)
4229 (replace-match "" t t))))))
4231 (defun message-make-date (&optional now)
4232 "Make a valid data header.
4233 If NOW, use that time instead."
4234 (let* ((now (or now (current-time)))
4235 (zone (nth 8 (decode-time now)))
4239 (setq zone (- zone)))
4241 ;; The day name of the %a spec is locale-specific. Pfff.
4242 (format "%s, " (capitalize (car (rassoc (nth 6 (decode-time now))
4243 parse-time-weekdays))))
4244 (format-time-string "%d" now)
4245 ;; The month name of the %b spec is locale-specific. Pfff.
4247 (capitalize (car (rassoc (nth 4 (decode-time now))
4248 parse-time-months))))
4249 (format-time-string "%Y %H:%M:%S " now)
4250 ;; We do all of this because XEmacs doesn't have the %z spec.
4251 (format "%s%02d%02d" sign (/ zone 3600) (/ (% zone 3600) 60)))))
4253 (defun message-make-message-id ()
4254 "Make a unique Message-ID."
4255 (concat "<" (message-unique-id)
4256 (let ((psubject (save-excursion (message-fetch-field "subject")))
4258 (save-excursion (message-fetch-field "supersedes"))))
4260 (and message-reply-headers
4261 (mail-header-references message-reply-headers)
4262 (mail-header-subject message-reply-headers)
4265 (message-strip-subject-re
4266 (mail-header-subject message-reply-headers))
4267 (message-strip-subject-re psubject))))
4269 (string-match "_-_@" psupersedes)))
4271 "@" (message-make-fqdn) ">"))
4273 (defvar message-unique-id-char nil)
4275 ;; If you ever change this function, make sure the new version
4276 ;; cannot generate IDs that the old version could.
4277 ;; You might for example insert a "." somewhere (not next to another dot
4278 ;; or string boundary), or modify the "fsf" string.
4279 (defun message-unique-id ()
4280 ;; Don't use microseconds from (current-time), they may be unsupported.
4281 ;; Instead we use this randomly inited counter.
4282 (setq message-unique-id-char
4283 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4284 ;; (current-time) returns 16-bit ints,
4285 ;; and 2^16*25 just fits into 4 digits i base 36.
4287 (let ((tm (current-time)))
4289 (if (memq system-type '(ms-dos emx vax-vms))
4290 (let ((user (downcase (user-login-name))))
4291 (while (string-match "[^a-z0-9_]" user)
4292 (aset user (match-beginning 0) ?_))
4294 (message-number-base36 (user-uid) -1))
4295 (message-number-base36 (+ (car tm)
4296 (lsh (% message-unique-id-char 25) 16)) 4)
4297 (message-number-base36 (+ (nth 1 tm)
4298 (lsh (/ message-unique-id-char 25) 16)) 4)
4299 ;; Append the newsreader name, because while the generated
4300 ;; ID is unique to this newsreader, other newsreaders might
4301 ;; otherwise generate the same ID via another algorithm.
4304 (defun message-number-base36 (num len)
4309 (concat (message-number-base36 (/ num 36) (1- len))
4310 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4313 (defun message-make-organization ()
4314 "Make an Organization header."
4315 (let* ((organization
4316 (when message-user-organization
4317 (if (message-functionp message-user-organization)
4318 (funcall message-user-organization)
4319 message-user-organization))))
4321 (message-set-work-buffer)
4322 (cond ((stringp organization)
4323 (insert organization))
4324 ((and (eq t organization)
4325 message-user-organization-file
4326 (file-exists-p message-user-organization-file))
4327 (insert-file-contents message-user-organization-file)))
4328 (goto-char (point-min))
4329 (while (re-search-forward "[\t\n]+" nil t)
4330 (replace-match "" t t))
4331 (unless (zerop (buffer-size))
4334 (defun message-make-lines ()
4335 "Count the number of lines and return numeric string."
4340 (int-to-string (count-lines (point) (point-max))))))
4342 (defun message-make-references ()
4343 "Return the References header for this message."
4344 (when message-reply-headers
4345 (let ((message-id (mail-header-message-id message-reply-headers))
4346 (references (mail-header-references message-reply-headers))
4348 (if (or references message-id)
4349 (concat (or references "") (and references " ")
4353 (defun message-make-in-reply-to ()
4354 "Return the In-Reply-To header for this message."
4355 (when message-reply-headers
4356 (let ((from (mail-header-from message-reply-headers))
4357 (date (mail-header-date message-reply-headers))
4358 (msg-id (mail-header-message-id message-reply-headers)))
4361 (string-match " *at \\| *@ \\| *(\\| *<" from)))
4362 (concat msg-id (if msg-id " (")
4364 (not (zerop stop-pos)))
4365 (substring from 0 stop-pos) from)
4367 (if (or (not date) (string= date ""))
4368 "(unknown date)" date)
4369 "\"" (if msg-id ")")))))))
4371 (defun message-make-distribution ()
4372 "Make a Distribution header."
4373 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4374 (cond ((message-functionp message-distribution-function)
4375 (funcall message-distribution-function))
4376 (t orig-distribution))))
4378 (defun message-make-expires ()
4379 "Return an Expires header based on `message-expires'."
4380 (let ((current (current-time))
4381 (future (* 1.0 message-expires 60 60 24)))
4382 ;; Add the future to current.
4383 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4384 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4385 (message-make-date current)))
4387 (defun message-make-path ()
4389 (let ((login-name (user-login-name)))
4390 (cond ((null message-user-path)
4391 (concat (system-name) "!" login-name))
4392 ((stringp message-user-path)
4393 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4394 (concat message-user-path "!" login-name))
4397 (defun message-make-from ()
4398 "Make a From header."
4399 (let* ((style message-from-style)
4400 (login (message-make-address))
4402 (or (and (boundp 'user-full-name)
4405 (when (string= fullname "&")
4406 (setq fullname (user-login-name)))
4408 (message-set-work-buffer)
4411 (equal fullname ""))
4413 ((or (eq style 'angles)
4414 (and (not (eq style 'parens))
4415 ;; Use angles if no quoting is needed, or if parens would
4416 ;; need quoting too.
4417 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4418 (let ((tmp (concat fullname nil)))
4419 (while (string-match "([^()]*)" tmp)
4420 (aset tmp (match-beginning 0) ?-)
4421 (aset tmp (1- (match-end 0)) ?-))
4422 (string-match "[\\()]" tmp)))))
4424 (insert " <" login ">"))
4425 (t ; 'parens or default
4427 (let ((fullname-start (point)))
4429 (goto-char fullname-start)
4430 ;; RFC 822 says \ and nonmatching parentheses
4431 ;; must be escaped in comments.
4432 ;; Escape every instance of ()\ ...
4433 (while (re-search-forward "[()\\]" nil 1)
4434 (replace-match "\\\\\\&" t))
4435 ;; ... then undo escaping of matching parentheses,
4436 ;; including matching nested parentheses.
4437 (goto-char fullname-start)
4438 (while (re-search-forward
4439 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4441 (replace-match "\\1(\\3)" t)
4442 (goto-char fullname-start)))
4446 (defun message-make-sender ()
4447 "Return the \"real\" user address.
4448 This function tries to ignore all user modifications, and
4449 give as trustworthy answer as possible."
4450 (concat (user-login-name) "@" (system-name)))
4452 (defun message-make-address ()
4453 "Make the address of the user."
4454 (or (message-user-mail-address)
4455 (concat (user-login-name) "@" (message-make-domain))))
4457 (defun message-user-mail-address ()
4458 "Return the pertinent part of `user-mail-address'."
4459 (when user-mail-address
4460 (if (string-match " " user-mail-address)
4461 (nth 1 (mail-extract-address-components user-mail-address))
4462 user-mail-address)))
4464 (defun message-make-fqdn ()
4465 "Return user's fully qualified domain name."
4466 (let ((system-name (system-name))
4467 (user-mail (message-user-mail-address)))
4469 ((and (string-match "[^.]\\.[^.]" system-name)
4470 (not (string-match message-bogus-system-names system-name)))
4471 ;; `system-name' returned the right result.
4473 ;; Try `mail-host-address'.
4474 ((and (boundp 'mail-host-address)
4475 (stringp mail-host-address)
4476 (string-match "\\." mail-host-address))
4478 ;; We try `user-mail-address' as a backup.
4480 (string-match "\\." user-mail)
4481 (string-match "@\\(.*\\)\\'" user-mail))
4482 (match-string 1 user-mail))
4483 ;; Default to this bogus thing.
4485 (concat system-name ".i-did-not-set--mail-host-address--so-tickle-me")))))
4487 (defun message-make-host-name ()
4488 "Return the name of the host."
4489 (let ((fqdn (message-make-fqdn)))
4490 (string-match "^[^.]+\\." fqdn)
4491 (substring fqdn 0 (1- (match-end 0)))))
4493 (defun message-make-domain ()
4494 "Return the domain name."
4495 (or mail-host-address
4496 (message-make-fqdn)))
4498 (defun message-to-list-only ()
4499 "Send a message to the list only.
4500 Remove all addresses but the list address from To and Cc headers."
4502 (let ((listaddr (message-make-mail-followup-to t)))
4505 (message-remove-header "to")
4506 (message-remove-header "cc")
4507 (message-position-on-field "To" "X-Draft-From")
4508 (insert listaddr)))))
4510 (defun message-make-mail-followup-to (&optional only-show-subscribed)
4511 "Return the Mail-Followup-To header.
4512 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
4513 subscribed address (and not the additional To and Cc header contents)."
4514 (let* ((case-fold-search t)
4515 (to (message-fetch-field "To"))
4516 (cc (message-fetch-field "cc"))
4517 (msg-recipients (concat to (and to cc ", ") cc))
4519 (mapcar 'mail-strip-quoted-names
4520 (message-tokenize-header msg-recipients)))
4522 (if message-subscribed-address-file
4523 (let (begin end item re)
4526 (insert-file-contents message-subscribed-address-file)
4528 (setq begin (point))
4531 (if (bolp) (setq end (1- end)))
4532 (setq item (regexp-quote (buffer-substring begin end)))
4533 (if re (setq re (concat re "\\|" item))
4534 (setq re (concat "\\`\\(" item))))
4535 (and re (list (concat re "\\)\\'"))))))))
4536 (mft-regexps (apply 'append message-subscribed-regexps
4537 (mapcar 'regexp-quote
4538 message-subscribed-addresses)
4541 message-subscribed-address-functions))))
4543 (let ((subscribed-lists nil)
4545 (loop for recipient in recipients
4546 when (loop for regexp in mft-regexps
4547 when (string-match regexp recipient) return t)
4550 (if only-show-subscribed
4552 msg-recipients))))))
4554 (defun message-generate-headers (headers)
4555 "Prepare article HEADERS.
4556 Headers already prepared in the buffer are not modified."
4557 (setq headers (append headers message-required-headers))
4559 (message-narrow-to-headers)
4560 (let* ((Date (message-make-date))
4561 (Message-ID (message-make-message-id))
4562 (Organization (message-make-organization))
4563 (From (message-make-from))
4564 (Path (message-make-path))
4567 (In-Reply-To (message-make-in-reply-to))
4568 (References (message-make-references))
4570 (Distribution (message-make-distribution))
4571 (Lines (message-make-lines))
4572 (User-Agent message-newsreader)
4573 (Expires (message-make-expires))
4574 (case-fold-search t)
4577 ;; First we remove any old generated headers.
4578 (let ((headers message-deletable-headers))
4579 (unless (buffer-modified-p)
4580 (setq headers (delq 'Message-ID (copy-sequence headers))))
4582 (goto-char (point-min))
4583 (and (re-search-forward
4584 (concat "^" (symbol-name (car headers)) ": *") nil t)
4585 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
4586 (message-delete-line))
4588 ;; Go through all the required headers and see if they are in the
4589 ;; articles already. If they are not, or are empty, they are
4590 ;; inserted automatically - except for Subject, Newsgroups and
4593 (goto-char (point-min))
4594 (setq elem (pop headers))
4596 (if (eq (car elem) 'optional)
4597 (setq header (cdr elem)
4599 (setq header (car elem)))
4601 (when (or (not (re-search-forward
4605 (if (stringp header)
4607 (symbol-name header))))
4611 ;; The header was found. We insert a space after the
4612 ;; colon, if there is none.
4613 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
4614 ;; Find out whether the header is empty.
4615 (looking-at "[ \t]*\n[^ \t]")))
4616 ;; So we find out what value we should insert.
4620 (eq (car elem) 'optional))
4621 ;; This is an optional header. If the cdr of this
4622 ;; is something that is nil, then we do not insert
4624 (setq header (cdr elem))
4625 (or (and (message-functionp (cdr elem))
4626 (funcall (cdr elem)))
4627 (and (boundp (cdr elem))
4628 (symbol-value (cdr elem)))))
4630 ;; The element is a cons. Either the cdr is a
4631 ;; string to be inserted verbatim, or it is a
4632 ;; function, and we insert the value returned from
4634 (or (and (stringp (cdr elem))
4636 (and (message-functionp (cdr elem))
4637 (funcall (cdr elem)))))
4638 ((and (boundp header)
4639 (symbol-value header))
4640 ;; The element is a symbol. We insert the value
4641 ;; of this symbol, if any.
4642 (symbol-value header))
4643 ((not (message-check-element header))
4644 ;; We couldn't generate a value for this header,
4645 ;; so we just ask the user.
4646 (read-from-minibuffer
4647 (format "Empty header for %s; enter value: " header)))))
4648 ;; Finally insert the header.
4650 (not (equal value "")))
4654 ;; This header didn't exist, so we insert it.
4655 (goto-char (point-max))
4657 (cdr (assq header message-header-format-alist))))
4659 (funcall formatter header value)
4660 (insert (if (stringp header)
4661 header (symbol-name header))
4663 ;; We check whether the value was ended by a
4664 ;; newline. If now, we insert one.
4668 ;; The value of this header was empty, so we clear
4669 ;; totally and insert the new value.
4670 (delete-region (point) (gnus-point-at-eol))
4671 ;; If the header is optional, and the header was
4672 ;; empty, we con't insert it anyway.
4675 ;; Add the deletable property to the headers that require it.
4676 (and (memq header message-deletable-headers)
4677 (progn (beginning-of-line) (looking-at "[^:]+: "))
4678 (add-text-properties
4679 (point) (match-end 0)
4680 '(message-deletable t face italic) (current-buffer)))))))
4681 ;; Insert new Sender if the From is strange.
4682 (let ((from (message-fetch-field "from"))
4683 (sender (message-fetch-field "sender"))
4684 (secure-sender (message-make-sender)))
4686 (not (message-check-element 'sender))
4689 (cadr (mail-extract-address-components from)))
4690 (downcase secure-sender)))
4695 (cadr (mail-extract-address-components sender)))
4696 (downcase secure-sender)))))
4697 (goto-char (point-min))
4698 ;; Rename any old Sender headers to Original-Sender.
4699 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
4701 (insert "Original-")
4702 (beginning-of-line))
4703 (when (or (message-news-p)
4704 (string-match "@.+\\.." secure-sender))
4705 (insert "Sender: " secure-sender "\n")))))))
4707 (defun message-insert-courtesy-copy ()
4708 "Insert a courtesy message in mail copies of combined messages."
4712 (message-narrow-to-headers)
4713 (when (setq newsgroups (message-fetch-field "newsgroups"))
4714 (goto-char (point-max))
4715 (insert "Posted-To: " newsgroups "\n")))
4717 (when message-courtesy-message
4719 ((string-match "%s" message-courtesy-message)
4720 (insert (format message-courtesy-message newsgroups)))
4722 (insert message-courtesy-message)))))))
4725 ;;; Setting up a message buffer
4728 (defun message-fill-address (header value)
4730 (narrow-to-region (point) (point))
4731 (insert (capitalize (symbol-name header))
4733 (if (consp value) (car value) value)
4735 (narrow-to-region (point-min) (1- (point-max)))
4737 (goto-char (point-min))
4739 (skip-chars-forward "^,\"" (point-max))
4740 (if (or (eq (char-after) ?,)
4743 (if (and (> (current-column) 78)
4749 (setq last (1+ (point))))
4750 (setq last (1+ (point)))))
4751 (setq quoted (not quoted)))
4754 (goto-char (point-max))
4758 (defun message-fill-header (header value)
4759 (let ((begin (point))
4762 (insert (capitalize (symbol-name header))
4764 (if (consp value) (car value) value)
4767 (narrow-to-region begin (point))
4768 (fill-region-as-paragraph begin (point))
4769 ;; Tapdance around looong Message-IDs.
4771 (when (looking-at "[ \t]*$")
4772 (message-delete-line))
4774 (re-search-forward ":" nil t)
4775 (when (looking-at "\n[ \t]+")
4776 (replace-match " " t t))
4777 (goto-char (point-max)))))
4779 (defun message-shorten-1 (list cut surplus)
4780 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
4781 (setcdr (nthcdr (- cut 2) list)
4782 (nthcdr (+ (- cut 2) surplus 1) list)))
4784 (defun message-shorten-references (header references)
4785 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
4786 If folding is disallowed, also check that the REFERENCES are less
4787 than 988 characters long, and if they are not, trim them until they are."
4794 (goto-char (point-min))
4795 ;; Cons a list of valid references.
4796 (while (re-search-forward "<[^>]+>" nil t)
4797 (push (match-string 0) refs))
4798 (setq refs (nreverse refs)
4799 count (length refs)))
4801 ;; If the list has more than MAXCOUNT elements, trim it by
4802 ;; removing the CUTth element and the required number of
4803 ;; elements that follow.
4804 (when (> count maxcount)
4805 (let ((surplus (- count maxcount)))
4806 (message-shorten-1 refs cut surplus)
4807 (decf count surplus)))
4809 ;; If folding is disallowed, make sure the total length (including
4810 ;; the spaces between) will be less than MAXSIZE characters.
4812 ;; Only disallow folding for News messages. At this point the headers
4813 ;; have not been generated, thus we use message-this-is-news directly.
4814 (when (and message-this-is-news message-cater-to-broken-inn)
4816 (totalsize (+ (apply #'+ (mapcar #'length refs))
4819 (ptr (nthcdr (1- cut) refs)))
4820 ;; Decide how many elements to cut off...
4821 (while (> totalsize maxsize)
4822 (decf totalsize (1+ (length (car ptr))))
4824 (setq ptr (cdr ptr)))
4827 (message-shorten-1 refs cut surplus))))
4829 ;; Finally, collect the references back into a string and insert
4830 ;; it into the buffer.
4831 (let ((refstring (mapconcat #'identity refs " ")))
4832 (if (and message-this-is-news message-cater-to-broken-inn)
4833 (insert (capitalize (symbol-name header)) ": "
4835 (message-fill-header header refstring)))))
4837 (defun message-position-point ()
4838 "Move point to where the user probably wants to find it."
4839 (message-narrow-to-headers)
4841 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
4842 (search-backward ":" )
4845 (if (eq (char-after) ? )
4849 (goto-char (point-max))
4852 (unless (looking-at "$")
4856 (defcustom message-beginning-of-line t
4857 "Whether C-a goes to beginning of header values."
4858 :group 'message-buffers
4861 (defun message-beginning-of-line (&optional n)
4862 "Move point to beginning of header value or to beginning of line."
4864 (let ((zrs 'zmacs-region-stays))
4865 (when (and (interactive-p) (boundp zrs))
4867 (if (and message-beginning-of-line
4868 (message-point-in-header-p))
4869 (let* ((here (point))
4870 (bol (progn (beginning-of-line n) (point)))
4871 (eol (gnus-point-at-eol))
4872 (eoh (re-search-forward ": *" eol t)))
4873 (if (or (not eoh) (equal here eoh))
4876 (beginning-of-line n)))
4878 (defun message-buffer-name (type &optional to group)
4879 "Return a new (unique) buffer name based on TYPE and TO."
4881 ;; Generate a new buffer name The Message Way.
4882 ((eq message-generate-new-buffers 'unique)
4883 (generate-new-buffer-name
4887 (or (car (mail-extract-address-components to))
4890 (if (and group (not (string= group ""))) (concat " on " group) "")
4892 ;; Check whether `message-generate-new-buffers' is a function,
4893 ;; and if so, call it.
4894 ((message-functionp message-generate-new-buffers)
4895 (funcall message-generate-new-buffers type to group))
4896 ((eq message-generate-new-buffers 'unsent)
4897 (generate-new-buffer-name
4898 (concat "*unsent " type
4901 (or (car (mail-extract-address-components to))
4904 (if (and group (not (string= group ""))) (concat " on " group) "")
4906 ;; Use standard name.
4908 (format "*%s message*" type))))
4910 (defun message-pop-to-buffer (name)
4911 "Pop to buffer NAME, and warn if it already exists and is modified."
4912 (let ((buffer (get-buffer name)))
4914 (buffer-name buffer))
4916 (set-buffer (pop-to-buffer buffer))
4917 (when (and (buffer-modified-p)
4919 "Message already being composed; erase? ")))
4920 (error "Message being composed")))
4921 (set-buffer (pop-to-buffer name)))
4925 (defun message-do-send-housekeeping ()
4926 "Kill old message buffers."
4927 ;; We might have sent this buffer already. Delete it from the
4929 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
4930 (while (and message-max-buffers
4932 (>= (length message-buffer-list) message-max-buffers))
4933 ;; Kill the oldest buffer -- unless it has been changed.
4934 (let ((buffer (pop message-buffer-list)))
4935 (when (and (buffer-name buffer)
4936 (not (buffer-modified-p buffer)))
4937 (kill-buffer buffer))))
4938 ;; Rename the buffer.
4939 (if message-send-rename-function
4940 (funcall message-send-rename-function)
4941 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
4943 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
4945 (let ((name (match-string 2 (buffer-name)))
4947 (if (not (or (null name)
4948 (string-equal name "mail")
4949 (string-equal name "posting")))
4950 (setq name (concat "*sent " name "*"))
4951 (message-narrow-to-headers)
4952 (setq to (message-fetch-field "to"))
4953 (setq group (message-fetch-field "newsgroups"))
4957 (to (concat "*sent mail to "
4958 (or (car (mail-extract-address-components to))
4960 ((and group (not (string= group "")))
4961 (concat "*sent posting on " group "*"))
4962 (t "*sent mail*"))))
4963 (unless (string-equal name (buffer-name))
4964 (rename-buffer name t)))))
4965 ;; Push the current buffer onto the list.
4966 (when message-max-buffers
4967 (setq message-buffer-list
4968 (nconc message-buffer-list (list (current-buffer))))))
4970 (defun message-mail-user-agent ()
4972 ((not message-mail-user-agent) nil)
4973 ((eq message-mail-user-agent t) mail-user-agent)
4974 (t message-mail-user-agent))))
4975 (if (memq mua '(message-user-agent gnus-user-agent))
4979 (defun message-setup (headers &optional replybuffer actions switch-function)
4980 (let ((mua (message-mail-user-agent))
4981 subject to field yank-action)
4982 (if (not (and message-this-is-mail mua))
4983 (message-setup-1 headers replybuffer actions)
4985 (setq yank-action (list 'insert-buffer replybuffer)))
4986 (setq headers (copy-sequence headers))
4987 (setq field (assq 'Subject headers))
4989 (setq subject (cdr field))
4990 (setq headers (delq field headers)))
4991 (setq field (assq 'To headers))
4993 (setq to (cdr field))
4994 (setq headers (delq field headers)))
4995 (let ((mail-user-agent mua))
4996 (compose-mail to subject
4997 (mapcar (lambda (item)
4999 (format "%s" (car item))
5002 nil switch-function yank-action actions)))))
5004 (defun message-headers-to-generate (headers included-headers excluded-headers)
5005 "Return a list that includes all headers from HEADERS.
5006 If INCLUDED-HEADERS is a list, just include those headers. If if is
5007 t, include all headers. In any case, headers from EXCLUDED-HEADERS
5011 (dolist (header headers)
5012 (setq header-name (cond
5013 ((and (consp header)
5014 (eq (car header) 'optional))
5015 ;; On the form (optional . Header)
5018 ;; On the form (Header . function)
5023 (when (and (not (memq header-name excluded-headers))
5024 (or (eq included-headers t)
5025 (memq header-name included-headers)))
5026 (push header result)))
5029 (defun message-setup-1 (headers &optional replybuffer actions)
5030 (dolist (action actions)
5032 (add-to-list 'message-send-actions
5033 `(apply ',(car action) ',(cdr action)))))
5034 (setq message-reply-buffer replybuffer)
5035 (goto-char (point-min))
5036 ;; Insert all the headers.
5039 (alist message-header-format-alist))
5041 (unless (assq (caar h) message-header-format-alist)
5042 (push (list (caar h)) alist))
5046 (delete-region (point) (progn (forward-line -1) (point)))
5047 (when message-default-headers
5048 (insert message-default-headers)
5049 (or (bolp) (insert ?\n)))
5053 (insert mail-header-separator "\n")
5057 (when (message-news-p)
5058 (when message-default-news-headers
5059 (insert message-default-news-headers)
5060 (or (bolp) (insert ?\n)))
5061 (when message-generate-headers-first
5062 (message-generate-headers
5063 (message-headers-to-generate
5064 (append message-required-news-headers
5065 message-required-headers)
5066 message-generate-headers-first
5067 '(Lines Subject)))))
5068 (when (message-mail-p)
5069 (when message-default-mail-headers
5070 (insert message-default-mail-headers)
5071 (or (bolp) (insert ?\n)))
5072 (when message-generate-headers-first
5073 (message-generate-headers
5074 (message-headers-to-generate
5075 (append message-required-mail-headers
5076 message-required-headers)
5077 message-generate-headers-first
5078 '(Lines Subject)))))
5079 (run-hooks 'message-signature-setup-hook)
5080 (message-insert-signature)
5082 (message-narrow-to-headers)
5083 (if message-alternative-emails
5084 (message-use-alternative-email-as-from))
5085 (run-hooks 'message-header-setup-hook))
5086 (set-buffer-modified-p nil)
5087 (setq buffer-undo-list nil)
5088 (run-hooks 'message-setup-hook)
5089 (message-position-point)
5092 (defun message-set-auto-save-file-name ()
5093 "Associate the message buffer with a file in the drafts directory."
5094 (when message-auto-save-directory
5095 (unless (file-directory-p
5096 (directory-file-name message-auto-save-directory))
5097 (make-directory message-auto-save-directory t))
5099 (setq message-draft-article
5100 (nndraft-request-associate-buffer "drafts"))
5101 (setq buffer-file-name (expand-file-name
5102 (if (memq system-type
5103 '(ms-dos ms-windows windows-nt
5104 cygwin cygwin32 win32 w32
5108 message-auto-save-directory))
5109 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5110 (clear-visited-file-modtime)
5111 (setq buffer-file-coding-system message-draft-coding-system)))
5113 (defun message-disassociate-draft ()
5114 "Disassociate the message buffer from the drafts directory."
5115 (when message-draft-article
5116 (nndraft-request-expire-articles
5117 (list message-draft-article) "drafts" nil t)))
5119 (defun message-insert-headers ()
5120 "Generate the headers for the article."
5124 (message-narrow-to-headers)
5125 (when (message-news-p)
5126 (message-generate-headers
5129 (copy-sequence message-required-news-headers)))))
5130 (when (message-mail-p)
5131 (message-generate-headers
5134 (copy-sequence message-required-mail-headers))))))))
5139 ;;; Commands for interfacing with message
5143 (defun message-mail (&optional to subject
5144 other-headers continue switch-function
5145 yank-action send-actions)
5146 "Start editing a mail message to be sent.
5147 OTHER-HEADERS is an alist of header/value pairs."
5149 (let ((message-this-is-mail t) replybuffer)
5150 (unless (message-mail-user-agent)
5151 (message-pop-to-buffer (message-buffer-name "mail" to)))
5152 ;; FIXME: message-mail should do something if YANK-ACTION is not
5154 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
5155 (setq replybuffer (nth 1 yank-action)))
5158 `((To . ,(or to "")) (Subject . ,(or subject "")))
5159 (when other-headers other-headers))
5160 replybuffer send-actions)
5161 ;; FIXME: Should return nil if failure.
5165 (defun message-news (&optional newsgroups subject)
5166 "Start editing a news article to be sent."
5168 (let ((message-this-is-news t))
5169 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
5170 (message-setup `((Newsgroups . ,(or newsgroups ""))
5171 (Subject . ,(or subject ""))))))
5173 (defun message-get-reply-headers (wide &optional to-address address-headers)
5174 (let (follow-to mct never-mct to cc author mft recipients)
5175 ;; Find all relevant headers we need.
5176 (setq to (message-fetch-field "to")
5177 cc (message-fetch-field "cc")
5178 mct (message-fetch-field "mail-copies-to")
5179 author (or (message-fetch-field "mail-reply-to")
5180 (message-fetch-field "reply-to")
5181 (message-fetch-field "from")
5183 mft (and message-use-mail-followup-to
5184 (message-fetch-field "mail-followup-to")))
5186 ;; Handle special values of Mail-Copies-To.
5188 (cond ((or (equal (downcase mct) "never")
5189 (equal (downcase mct) "nobody"))
5192 ((or (equal (downcase mct) "always")
5193 (equal (downcase mct) "poster"))
5194 (setq mct author))))
5197 ;; Build (textual) list of new recipient addresses.
5200 (setq recipients (concat ", " author)))
5202 (dolist (header address-headers)
5203 (let ((value (message-fetch-field header)))
5205 (setq recipients (concat recipients ", " value))))))
5207 (string-match "[^ \t,]" mft)
5208 (or (not (eq message-use-mail-followup-to 'ask))
5209 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
5210 You should normally obey the Mail-Followup-To: header. In this
5211 article, it has the value of
5215 which directs your response to " (if (string-match "," mft)
5216 "the specified addresses"
5217 "that address only") ".
5219 Most commonly, Mail-Followup-To is used by a mailing list poster to
5220 express that responses should be sent to just the list, and not the
5223 If a message is posted to several mailing lists, Mail-Followup-To may
5224 also be used to direct the following discussion to one list only,
5225 because discussions that are spread over several lists tend to be
5226 fragmented and very difficult to follow.
5228 Also, some source/announcement lists are not intended for discussion;
5229 responses here are directed to other addresses.")))
5230 (setq recipients (concat ", " mft)))
5232 (setq recipients (concat ", " to-address))
5233 ;; If the author explicitly asked for a copy, we don't deny it to them.
5234 (if mct (setq recipients (concat recipients ", " mct))))
5236 (setq recipients (if never-mct "" (concat ", " author)))
5237 (if to (setq recipients (concat recipients ", " to)))
5238 (if cc (setq recipients (concat recipients ", " cc)))
5239 (if mct (setq recipients (concat recipients ", " mct)))))
5240 (if (>= (length recipients) 2)
5241 ;; Strip the leading ", ".
5242 (setq recipients (substring recipients 2)))
5243 ;; Squeeze whitespace.
5244 (while (string-match "[ \t][ \t]+" recipients)
5245 (setq recipients (replace-match " " t t recipients)))
5246 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5247 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5248 (setq recipients (rmail-dont-reply-to recipients)))
5249 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5250 (if (string-equal recipients "")
5251 (setq recipients author))
5252 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5256 (cons (downcase (mail-strip-quoted-names addr)) addr))
5257 (message-tokenize-header recipients)))
5258 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5259 (let ((s recipients))
5261 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5263 ;; Remove hierarchical lists that are contained within each other,
5264 ;; if message-hierarchical-addresses is defined.
5265 (when message-hierarchical-addresses
5266 (let ((plain-addrs (mapcar 'car recipients))
5269 (setq subaddrs (assoc (car plain-addrs)
5270 message-hierarchical-addresses)
5271 plain-addrs (cdr plain-addrs))
5273 (setq subaddrs (cdr subaddrs))
5275 (setq recip (assoc (car subaddrs) recipients)
5276 subaddrs (cdr subaddrs))
5278 (setq recipients (delq recip recipients))))))))
5280 ;; Build the header alist. Allow the user to be asked whether
5281 ;; or not to reply to all recipients in a wide reply.
5282 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5283 (when (and recipients
5284 (or (not message-wide-reply-confirm-recipients)
5285 (y-or-n-p "Reply to all recipients? ")))
5286 (setq recipients (mapconcat
5287 (lambda (addr) (cdr addr)) recipients ", "))
5288 (if (string-match "^ +" recipients)
5289 (setq recipients (substring recipients (match-end 0))))
5290 (push (cons 'Cc recipients) follow-to)))
5294 (defun message-reply (&optional to-address wide)
5295 "Start editing a reply to the article in the current buffer."
5297 (require 'gnus-sum) ; for gnus-list-identifiers
5298 (let ((cur (current-buffer))
5299 from subject date reply-to to cc
5300 references message-id follow-to
5301 (inhibit-point-motion-hooks t)
5302 (message-this-is-mail t)
5305 (message-narrow-to-head-1)
5306 ;; Allow customizations to have their say.
5308 ;; This is a regular reply.
5309 (when (message-functionp message-reply-to-function)
5311 (setq follow-to (funcall message-reply-to-function))))
5312 ;; This is a followup.
5313 (when (message-functionp message-wide-reply-to-function)
5316 (funcall message-wide-reply-to-function)))))
5317 (setq message-id (message-fetch-field "message-id" t)
5318 references (message-fetch-field "references")
5319 date (message-fetch-field "date")
5320 from (message-fetch-field "from")
5321 subject (or (message-fetch-field "subject") "none"))
5322 (when gnus-list-identifiers
5323 (setq subject (message-strip-list-identifiers subject)))
5324 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5325 (when message-subject-trailing-was-query
5326 (setq subject (message-strip-subject-trailing-was subject)))
5328 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5329 (string-match "<[^>]+>" gnus-warning))
5330 (setq message-id (match-string 0 gnus-warning)))
5333 (setq follow-to (message-get-reply-headers wide to-address))))
5335 (unless (message-mail-user-agent)
5336 (message-pop-to-buffer
5337 (message-buffer-name
5338 (if wide "wide reply" "reply") from
5339 (if wide to-address nil))))
5341 (setq message-reply-headers
5342 (vector 0 subject from date message-id references 0 0 ""))
5345 `((Subject . ,subject)
5350 (defun message-wide-reply (&optional to-address)
5351 "Make a \"wide\" reply to the message in the current buffer."
5353 (message-reply to-address t))
5356 (defun message-followup (&optional to-newsgroups)
5357 "Follow up to the message in the current buffer.
5358 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5360 (require 'gnus-sum) ; for gnus-list-identifiers
5361 (let ((cur (current-buffer))
5362 from subject date reply-to mrt mct
5363 references message-id follow-to
5364 (inhibit-point-motion-hooks t)
5365 (message-this-is-news t)
5366 followup-to distribution newsgroups gnus-warning posted-to)
5369 (goto-char (point-min))
5370 (if (search-forward "\n\n" nil t)
5373 (when (message-functionp message-followup-to-function)
5375 (funcall message-followup-to-function)))
5376 (setq from (message-fetch-field "from")
5377 date (message-fetch-field "date")
5378 subject (or (message-fetch-field "subject") "none")
5379 references (message-fetch-field "references")
5380 message-id (message-fetch-field "message-id" t)
5381 followup-to (message-fetch-field "followup-to")
5382 newsgroups (message-fetch-field "newsgroups")
5383 posted-to (message-fetch-field "posted-to")
5384 reply-to (message-fetch-field "reply-to")
5385 mrt (message-fetch-field "mail-reply-to")
5386 distribution (message-fetch-field "distribution")
5387 mct (message-fetch-field "mail-copies-to"))
5388 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5389 (string-match "<[^>]+>" gnus-warning))
5390 (setq message-id (match-string 0 gnus-warning)))
5391 ;; Remove bogus distribution.
5392 (when (and (stringp distribution)
5393 (let ((case-fold-search t))
5394 (string-match "world" distribution)))
5395 (setq distribution nil))
5396 (if gnus-list-identifiers
5397 (setq subject (message-strip-list-identifiers subject)))
5398 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5399 (when message-subject-trailing-was-query
5400 (setq subject (message-strip-subject-trailing-was subject)))
5403 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
5405 (setq message-reply-headers
5406 (vector 0 subject from date message-id references 0 0 ""))
5409 `((Subject . ,subject)
5412 (list (cons 'Newsgroups to-newsgroups)))
5413 (follow-to follow-to)
5414 ((and followup-to message-use-followup-to)
5417 ((equal (downcase followup-to) "poster")
5418 (if (or (eq message-use-followup-to 'use)
5419 (message-y-or-n-p "Obey Followup-To: poster? " t "\
5420 You should normally obey the Followup-To: header.
5422 `Followup-To: poster' sends your response via e-mail instead of news.
5424 A typical situation where `Followup-To: poster' is used is when the poster
5425 does not read the newsgroup, so he wouldn't see any replies sent to it."))
5427 (setq message-this-is-news nil)
5428 (cons 'To (or mrt reply-to from "")))
5429 (cons 'Newsgroups newsgroups)))
5431 (if (or (equal followup-to newsgroups)
5432 (not (eq message-use-followup-to 'ask))
5434 (concat "Obey Followup-To: " followup-to "? ") t "\
5435 You should normally obey the Followup-To: header.
5437 `Followup-To: " followup-to "'
5438 directs your response to " (if (string-match "," followup-to)
5439 "the specified newsgroups"
5440 "that newsgroup only") ".
5442 If a message is posted to several newsgroups, Followup-To is often
5443 used to direct the following discussion to one newsgroup only,
5444 because discussions that are spread over several newsgroup tend to
5445 be fragmented and very difficult to follow.
5447 Also, some source/announcement newsgroups are not intended for discussion;
5448 responses here are directed to other newsgroups."))
5449 (cons 'Newsgroups followup-to)
5450 (cons 'Newsgroups newsgroups))))))
5452 `((Newsgroups . ,posted-to)))
5454 `((Newsgroups . ,newsgroups))))
5455 ,@(and distribution (list (cons 'Distribution distribution)))
5457 (not (or (equal (downcase mct) "never")
5458 (equal (downcase mct) "nobody"))))
5459 (list (cons 'Cc (if (or (equal (downcase mct) "always")
5460 (equal (downcase mct) "poster"))
5461 (or mrt reply-to from "")
5468 (defun message-cancel-news (&optional arg)
5469 "Cancel an article you posted.
5470 If ARG, allow editing of the cancellation message."
5472 (unless (message-news-p)
5473 (error "This is not a news article; canceling is impossible"))
5474 (let (from newsgroups message-id distribution buf sender)
5476 ;; Get header info from original article.
5478 (message-narrow-to-head-1)
5479 (setq from (message-fetch-field "from")
5480 sender (message-fetch-field "sender")
5481 newsgroups (message-fetch-field "newsgroups")
5482 message-id (message-fetch-field "message-id" t)
5483 distribution (message-fetch-field "distribution")))
5484 ;; Make sure that this article was written by the user.
5486 ;; Canlock-logic as suggested by Per Abrahamsen
5487 ;; <abraham@dina.kvl.dk>
5489 ;; IF article has cancel-lock THEN
5490 ;; IF we can verify it THEN
5493 ;; error: cancellock: article is not yours
5495 ;; Use old rules, comparing sender...
5496 (if (message-fetch-field "Cancel-Lock")
5497 (if (null (canlock-verify))
5499 (error "Failed to verify Cancel-lock: This article is not yours"))
5501 (message-gnksa-enable-p 'cancel-messages)
5505 (downcase (message-make-sender))))
5507 (downcase (cadr (mail-extract-address-components from)))
5508 (downcase (cadr (mail-extract-address-components
5509 (message-make-from))))))
5510 (error "This article is not yours"))
5511 (when (yes-or-no-p "Do you really want to cancel this article? ")
5512 ;; Make control message.
5515 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
5517 (insert "Newsgroups: " newsgroups "\n"
5519 "Subject: cmsg cancel " message-id "\n"
5520 "Control: cancel " message-id "\n"
5522 (concat "Distribution: " distribution "\n")
5524 mail-header-separator "\n"
5525 message-cancel-message)
5526 (run-hooks 'message-cancel-hook)
5528 (message "Canceling your article...")
5529 (if (let ((message-syntax-checks
5530 'dont-check-for-anything-just-trust-me))
5531 (funcall message-send-news-function))
5532 (message "Canceling your article...done"))
5533 (kill-buffer buf))))))
5536 (defun message-supersede ()
5537 "Start composing a message to supersede the current message.
5538 This is done simply by taking the old article and adding a Supersedes
5539 header line with the old Message-ID."
5541 (let ((cur (current-buffer))
5542 (sender (message-fetch-field "sender"))
5543 (from (message-fetch-field "from")))
5544 ;; Check whether the user owns the article that is to be superseded.
5546 ;; Canlock-logic as suggested by Per Abrahamsen
5547 ;; <abraham@dina.kvl.dk>
5549 ;; IF article has cancel-lock THEN
5550 ;; IF we can verify it THEN
5553 ;; error: cancellock: article is not yours
5555 ;; Use old rules, comparing sender...
5556 (if (message-fetch-field "Cancel-Lock")
5557 (if (null (canlock-verify))
5559 (error "Failed to verify Cancel-lock: This article is not yours"))
5561 (message-gnksa-enable-p 'cancel-messages)
5565 (downcase (message-make-sender))))
5567 (downcase (cadr (mail-extract-address-components from)))
5568 (downcase (cadr (mail-extract-address-components
5569 (message-make-from))))))
5570 (error "This article is not yours"))
5571 ;; Get a normal message buffer.
5572 (message-pop-to-buffer (message-buffer-name "supersede"))
5573 (insert-buffer-substring cur)
5575 (message-narrow-to-head-1)
5576 ;; Remove unwanted headers.
5577 (when message-ignored-supersedes-headers
5578 (message-remove-header message-ignored-supersedes-headers t))
5579 (goto-char (point-min))
5580 (if (not (re-search-forward "^Message-ID: " nil t))
5581 (error "No Message-ID in this article")
5582 (replace-match "Supersedes: " t t))
5583 (goto-char (point-max))
5584 (insert mail-header-separator)
5589 (defun message-recover ()
5590 "Reread contents of current buffer from its last auto-save file."
5592 (let ((file-name (make-auto-save-file-name)))
5593 (cond ((save-window-excursion
5594 (if (not (eq system-type 'vax-vms))
5595 (with-output-to-temp-buffer "*Directory*"
5596 (with-current-buffer standard-output
5597 (fundamental-mode)) ; for Emacs 20.4+
5598 (buffer-disable-undo standard-output)
5599 (let ((default-directory "/"))
5601 "ls" nil standard-output nil "-l" file-name))))
5602 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
5603 (let ((buffer-read-only nil))
5605 (insert-file-contents file-name nil)))
5606 (t (error "message-recover cancelled")))))
5608 ;;; Washing Subject:
5610 (defun message-wash-subject (subject)
5611 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
5612 Previous forwarders, replyers, etc. may add it."
5615 (goto-char (point-min))
5616 ;; strip Re/Fwd stuff off the beginning
5617 (while (re-search-forward
5618 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
5621 ;; and gnus-style forwards [foo@bar.com] subject
5622 (goto-char (point-min))
5623 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
5627 (goto-char (point-max))
5628 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
5631 ;; and finally, any whitespace that was left-over
5632 (goto-char (point-min))
5633 (while (re-search-forward "^[ \t]+" nil t)
5635 (goto-char (point-max))
5636 (while (re-search-backward "[ \t]+$" nil t)
5641 ;;; Forwarding messages.
5643 (defvar message-forward-decoded-p nil
5644 "Non-nil means the original message is decoded.")
5646 (defun message-forward-subject-author-subject (subject)
5647 "Generate a SUBJECT for a forwarded message.
5648 The form is: [Source] Subject, where if the original message was mail,
5649 Source is the sender, and if the original message was news, Source is
5650 the list of newsgroups is was posted to."
5653 (or (message-fetch-field "newsgroups")
5654 (message-fetch-field "from")
5656 (if message-forward-decoded-p
5658 (mail-decode-encoded-word-string prefix)))
5661 (defun message-forward-subject-fwd (subject)
5662 "Generate a SUBJECT for a forwarded message.
5663 The form is: Fwd: Subject, where Subject is the original subject of
5665 (concat "Fwd: " subject))
5667 (defun message-make-forward-subject ()
5668 "Return a Subject header suitable for the message in the current buffer."
5671 (message-narrow-to-head-1)
5672 (let ((funcs message-make-forward-subject-function)
5673 (subject (message-fetch-field "Subject")))
5676 (if message-forward-decoded-p
5678 (mail-decode-encoded-word-string subject))
5680 (if message-wash-forwarded-subjects
5681 (setq subject (message-wash-subject subject)))
5682 ;; Make sure funcs is a list.
5685 (setq funcs (list funcs)))
5686 ;; Apply funcs in order, passing subject generated by previous
5687 ;; func to the next one.
5689 (when (message-functionp (car funcs))
5690 (setq subject (funcall (car funcs) subject)))
5691 (setq funcs (cdr funcs)))
5695 (defvar gnus-article-decoded-p))
5699 (defun message-forward (&optional news digest)
5700 "Forward the current message via mail.
5701 Optional NEWS will use news to forward instead of mail.
5702 Optional DIGEST will use digest to forward."
5704 (let* ((cur (current-buffer))
5705 (message-forward-decoded-p
5706 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
5707 gnus-article-decoded-p ;; In an article buffer.
5708 message-forward-decoded-p))
5709 (subject (message-make-forward-subject)))
5711 (message-news nil subject)
5712 (message-mail nil subject))
5713 (message-forward-make-body cur digest)))
5716 (defun message-forward-make-body (forward-buffer &optional digest)
5717 ;; Put point where we want it before inserting the forwarded
5719 (if message-forward-before-signature
5721 (goto-char (point-max)))
5722 (if message-forward-as-mime
5724 (insert "\n<#multipart type=digest>\n")
5725 (if message-forward-show-mml
5726 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
5727 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")))
5728 (insert "\n-------------------- Start of forwarded message --------------------\n"))
5729 (let ((b (point)) e)
5731 (if message-forward-as-mime
5732 (insert-buffer-substring forward-buffer)
5733 (mml-insert-buffer forward-buffer))
5734 (if (and message-forward-show-mml
5735 (not message-forward-decoded-p))
5738 (mm-disable-multibyte-mule4)
5740 (with-current-buffer forward-buffer
5741 (mm-with-unibyte-current-buffer-mule4 (buffer-string))))
5742 (mm-enable-multibyte-mule4)
5744 (goto-char (point-min))
5745 (when (looking-at "From ")
5746 (replace-match "X-From-Line: "))
5749 (narrow-to-region (point) (point))
5750 (mml-insert-buffer forward-buffer)
5751 (goto-char (point-min))
5752 (when (looking-at "From ")
5753 (replace-match "X-From-Line: "))
5754 (goto-char (point-max)))))
5756 (if message-forward-as-mime
5758 (insert "<#/multipart>\n")
5759 (if message-forward-show-mml
5760 (insert "<#/mml>\n")
5761 (insert "<#/part>\n")))
5762 (insert "\n-------------------- End of forwarded message --------------------\n"))
5763 (if (and digest message-forward-as-mime)
5765 (narrow-to-region b e)
5767 (narrow-to-region (point)
5768 (or (search-forward "\n\n" nil t) (point)))
5769 (delete-region (point-min) (point-max)))
5770 (when (and (not current-prefix-arg)
5771 message-forward-ignored-headers
5772 ;; don't remove CTE, X-Gnus etc when doing "raw" forward:
5773 message-forward-show-mml)
5775 (narrow-to-region b e)
5777 (narrow-to-region (point)
5778 (or (search-forward "\n\n" nil t) (point)))
5779 (message-remove-header message-forward-ignored-headers t)))))
5780 (message-position-point))
5783 (defun message-forward-rmail-make-body (forward-buffer)
5784 (save-window-excursion
5785 (set-buffer forward-buffer)
5786 ;; Rmail doesn't have rmail-msg-restore-non-pruned-header in Emacs
5787 ;; 20. FIXIT, or we drop support for rmail in Emacs 20.
5788 (if (rmail-msg-is-pruned)
5789 (rmail-msg-restore-non-pruned-header)))
5790 (message-forward-make-body forward-buffer))
5793 (defun message-insinuate-rmail ()
5794 "Let RMAIL uses message to forward."
5796 (setq rmail-enable-mime-composing t)
5797 (setq rmail-insert-mime-forwarded-message-function
5798 'message-forward-rmail-make-body))
5801 (defun message-resend (address)
5802 "Resend the current article to ADDRESS."
5804 (list (message-read-from-minibuffer "Resend message to: ")))
5805 (message "Resending message to %s..." address)
5807 (let ((cur (current-buffer))
5809 ;; We first set up a normal mail buffer.
5810 (unless (message-mail-user-agent)
5811 (set-buffer (get-buffer-create " *message resend*"))
5813 (let ((message-this-is-mail t))
5814 (message-setup `((To . ,address))))
5815 ;; Insert our usual headers.
5816 (message-generate-headers '(From Date To))
5817 (message-narrow-to-headers)
5818 ;; Rename them all to "Resent-*".
5819 (while (re-search-forward "^[A-Za-z]" nil t)
5824 (delete-region (point) (point-max))
5826 ;; Insert the message to be resent.
5827 (insert-buffer-substring cur)
5828 (goto-char (point-min))
5829 (search-forward "\n\n")
5832 (narrow-to-region beg (point))
5833 (message-remove-header message-ignored-resent-headers t)
5834 (goto-char (point-max)))
5835 (insert mail-header-separator)
5836 ;; Rename all old ("Also-")Resent headers.
5837 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
5840 ;; Quote any "From " lines at the beginning.
5842 (when (looking-at "From ")
5843 (replace-match "X-From-Line: "))
5845 (let ((message-inhibit-body-encoding t)
5846 message-required-mail-headers)
5847 (message-send-mail))
5848 (kill-buffer (current-buffer)))
5849 (message "Resending message to %s...done" address)))
5852 (defun message-bounce ()
5853 "Re-mail the current message.
5854 This only makes sense if the current message is a bounce message that
5855 contains some mail you have written which has been bounced back to
5858 (let ((handles (mm-dissect-buffer t))
5860 (message-pop-to-buffer (message-buffer-name "bounce"))
5861 (if (stringp (car handles))
5862 ;; This is a MIME bounce.
5863 (mm-insert-part (car (last handles)))
5864 ;; This is a non-MIME bounce, so we try to remove things
5866 (mm-insert-part handles)
5868 (goto-char (point-min))
5869 (search-forward "\n\n" nil t)
5870 (if (or (and (re-search-forward message-unsent-separator nil t)
5872 (re-search-forward "^Return-Path:.*\n" nil t))
5873 ;; We remove everything before the bounced mail.
5876 (if (re-search-forward "^[^ \n\t]+:" nil t)
5879 (when (re-search-backward "^.?From .*\n" nil t)
5880 (delete-region (match-beginning 0) (match-end 0)))))
5881 (mm-enable-multibyte)
5884 (message-narrow-to-head-1)
5885 (message-remove-header message-ignored-bounced-headers t)
5886 (goto-char (point-max))
5887 (insert mail-header-separator))
5888 (message-position-point)))
5891 ;;; Interactive entry points for new message buffers.
5895 (defun message-mail-other-window (&optional to subject)
5896 "Like `message-mail' command, but display mail buffer in another window."
5898 (unless (message-mail-user-agent)
5899 (let ((pop-up-windows t)
5900 (special-display-buffer-names nil)
5901 (special-display-regexps nil)
5902 (same-window-buffer-names nil)
5903 (same-window-regexps nil))
5904 (message-pop-to-buffer (message-buffer-name "mail" to))))
5905 (let ((message-this-is-mail t))
5906 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
5907 nil nil 'switch-to-buffer-other-window)))
5910 (defun message-mail-other-frame (&optional to subject)
5911 "Like `message-mail' command, but display mail buffer in another frame."
5913 (unless (message-mail-user-agent)
5914 (let ((pop-up-frames t)
5915 (special-display-buffer-names nil)
5916 (special-display-regexps nil)
5917 (same-window-buffer-names nil)
5918 (same-window-regexps nil))
5919 (message-pop-to-buffer (message-buffer-name "mail" to))))
5920 (let ((message-this-is-mail t))
5921 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
5922 nil nil 'switch-to-buffer-other-frame)))
5925 (defun message-news-other-window (&optional newsgroups subject)
5926 "Start editing a news article to be sent."
5928 (let ((pop-up-windows t)
5929 (special-display-buffer-names nil)
5930 (special-display-regexps nil)
5931 (same-window-buffer-names nil)
5932 (same-window-regexps nil))
5933 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
5934 (let ((message-this-is-news t))
5935 (message-setup `((Newsgroups . ,(or newsgroups ""))
5936 (Subject . ,(or subject ""))))))
5939 (defun message-news-other-frame (&optional newsgroups subject)
5940 "Start editing a news article to be sent."
5942 (let ((pop-up-frames t)
5943 (special-display-buffer-names nil)
5944 (special-display-regexps nil)
5945 (same-window-buffer-names nil)
5946 (same-window-regexps nil))
5947 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
5948 (let ((message-this-is-news t))
5949 (message-setup `((Newsgroups . ,(or newsgroups ""))
5950 (Subject . ,(or subject ""))))))
5954 ;; This code should be moved to underline.el (from which it is stolen).
5957 (defun bold-region (start end)
5958 "Bold all nonblank characters in the region.
5959 Works by overstriking characters.
5960 Called from program, takes two arguments START and END
5961 which specify the range to operate on."
5964 (let ((end1 (make-marker)))
5965 (move-marker end1 (max start end))
5966 (goto-char (min start end))
5967 (while (< (point) end1)
5968 (or (looking-at "[_\^@- ]")
5969 (insert (char-after) "\b"))
5970 (forward-char 1)))))
5973 (defun unbold-region (start end)
5974 "Remove all boldness (overstruck characters) in the region.
5975 Called from program, takes two arguments START and END
5976 which specify the range to operate on."
5979 (let ((end1 (make-marker)))
5980 (move-marker end1 (max start end))
5981 (goto-char (min start end))
5982 (while (re-search-forward "\b" end1 t)
5983 (if (eq (char-after) (char-after (- (point) 2)))
5984 (delete-char -2))))))
5986 (defalias 'message-exchange-point-and-mark 'exchange-point-and-mark)
5988 ;; Support for toolbar
5990 (defvar tool-bar-map)
5991 (defvar tool-bar-mode))
5993 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
5994 ;; We need to make tool bar entries in local keymaps with
5995 ;; `tool-bar-local-item-from-menu' in Emacs > 21.3
5996 (if (fboundp 'tool-bar-local-item-from-menu)
5997 ;; This is for Emacs 21.3
5998 (tool-bar-local-item-from-menu command icon in-map from-map props)
5999 (tool-bar-add-item-from-menu command icon from-map props)))
6001 (defun message-tool-bar-map ()
6002 (or message-tool-bar-map
6003 (setq message-tool-bar-map
6005 (condition-case nil (require 'tool-bar) (error nil))
6006 (fboundp 'tool-bar-add-item-from-menu)
6008 (let ((tool-bar-map (copy-keymap tool-bar-map))
6009 (load-path (mm-image-load-path)))
6010 ;; Zap some items which aren't so relevant and take
6012 (dolist (key '(print-buffer kill-buffer save-buffer
6013 write-file dired open-file))
6014 (define-key tool-bar-map (vector key) nil))
6015 (message-tool-bar-local-item-from-menu
6016 'message-send-and-exit "mail_send" tool-bar-map message-mode-map)
6017 (message-tool-bar-local-item-from-menu
6018 'message-kill-buffer "close" tool-bar-map message-mode-map)
6019 (message-tool-bar-local-item-from-menu
6020 'message-dont-send "cancel" tool-bar-map message-mode-map)
6021 (message-tool-bar-local-item-from-menu
6022 'mml-attach-file "attach" tool-bar-map mml-mode-map)
6023 (message-tool-bar-local-item-from-menu
6024 'ispell-message "spell" tool-bar-map message-mode-map)
6025 (message-tool-bar-local-item-from-menu
6026 'mml-preview "preview"
6027 tool-bar-map mml-mode-map)
6028 (message-tool-bar-local-item-from-menu
6029 'message-insert-importance-high "important"
6030 tool-bar-map message-mode-map)
6031 (message-tool-bar-local-item-from-menu
6032 'message-insert-importance-low "unimportant"
6033 tool-bar-map message-mode-map)
6034 (message-tool-bar-local-item-from-menu
6035 'message-insert-disposition-notification-to "receipt"
6036 tool-bar-map message-mode-map)
6039 ;;; Group name completion.
6041 (defcustom message-newgroups-header-regexp
6042 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6043 "Regexp that match headers that lists groups."
6047 (defcustom message-completion-alist
6048 (list (cons message-newgroups-header-regexp 'message-expand-group)
6049 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6050 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6051 . message-expand-name)
6052 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6053 . message-expand-name))
6054 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6056 :type '(alist :key-type regexp :value-type function))
6058 (defcustom message-tab-body-function nil
6059 "*Function to execute when `message-tab' (TAB) is executed in the body.
6060 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6064 (defun message-tab ()
6065 "Complete names according to `message-completion-alist'.
6066 Execute function specified by `message-tab-body-function' when not in
6069 (let ((alist message-completion-alist))
6071 (let ((mail-abbrev-mode-regexp (caar alist)))
6072 (not (mail-abbrev-in-expansion-header-p))))
6073 (setq alist (cdr alist)))
6074 (funcall (or (cdar alist) message-tab-body-function
6075 (lookup-key text-mode-map "\t")
6076 (lookup-key global-map "\t")
6077 'indent-relative))))
6079 (defun message-expand-group ()
6080 "Expand the group name under point."
6081 (let* ((b (save-excursion
6086 (skip-chars-forward "^:")
6089 (skip-chars-backward "^, \t\n") (point))))
6090 (completion-ignore-case t)
6091 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6093 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6094 (completions (all-completions string hashtb))
6096 (delete-region b (point))
6098 ((= (length completions) 1)
6099 (if (string= (car completions) string)
6102 (message "Only matching group"))
6103 (insert (car completions))))
6104 ((and (setq comp (try-completion string hashtb))
6105 (not (string= comp string)))
6110 (message "No matching groups")
6111 (save-selected-window
6112 (pop-to-buffer "*Completions*")
6113 (buffer-disable-undo)
6114 (let ((buffer-read-only nil))
6116 (let ((standard-output (current-buffer)))
6117 (display-completion-list (sort completions 'string<)))
6118 (goto-char (point-min))
6119 (delete-region (point) (progn (forward-line 3) (point))))))))))
6121 (defun message-expand-name ()
6122 (if (fboundp 'bbdb-complete-name)
6123 (bbdb-complete-name)
6128 (defun message-talkative-question (ask question show &rest text)
6129 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6130 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6131 The following arguments may contain lists of values."
6133 (setq text (message-flatten-list text)))
6134 (save-window-excursion
6136 (with-output-to-temp-buffer " *MESSAGE information message*"
6137 (set-buffer " *MESSAGE information message*")
6138 (fundamental-mode) ; for Emacs 20.4+
6139 (mapcar 'princ text)
6140 (goto-char (point-min))))
6141 (funcall ask question))
6142 (funcall ask question)))
6144 (defun message-flatten-list (list)
6145 "Return a new, flat list that contains all elements of LIST.
6147 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6150 (apply 'append (mapcar 'message-flatten-list list)))
6154 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6155 "Create and return a buffer with name based on NAME using `generate-new-buffer.'
6156 Then clone the local variables and values from the old buffer to the
6157 new one, cloning only the locals having a substring matching the
6159 (let ((oldbuf (current-buffer)))
6161 (set-buffer (generate-new-buffer name))
6162 (message-clone-locals oldbuf varstr)
6165 (defun message-clone-locals (buffer &optional varstr)
6166 "Clone the local variables from BUFFER to the current buffer."
6167 (let ((locals (save-excursion
6169 (buffer-local-variables)))
6170 (regexp "^gnus\\|^nn\\|^message\\|^user-mail-address"))
6173 (when (and (consp local)
6175 (string-match regexp (symbol-name (car local)))
6177 (string-match varstr (symbol-name (car local)))))
6179 (set (make-local-variable (car local))
6183 ;;; Miscellaneous functions
6185 (defsubst message-replace-chars-in-string (string from to)
6186 (mm-subst-char-in-string from to string))
6192 (defvar message-inhibit-body-encoding nil)
6194 (defun message-encode-message-body ()
6195 (unless message-inhibit-body-encoding
6196 (let ((mail-parse-charset (or mail-parse-charset
6197 message-default-charset))
6198 (case-fold-search t)
6199 lines content-type-p)
6202 (narrow-to-region (point) (point-max))
6203 (let ((new (mml-generate-mime)))
6205 (delete-region (point-min) (point-max))
6207 (goto-char (point-min))
6208 (if (eq (aref new 0) ?\n)
6210 (search-forward "\n\n")
6211 (setq lines (buffer-substring (point-min) (1- (point))))
6212 (delete-region (point-min) (point))))))
6214 (message-narrow-to-headers-or-head)
6215 (message-remove-header "Mime-Version")
6216 (goto-char (point-max))
6217 (insert "MIME-Version: 1.0\n")
6220 (setq content-type-p
6222 (re-search-backward "^Content-Type:" nil t))))
6224 (message-narrow-to-headers-or-head)
6225 (message-remove-first-header "Content-Type")
6226 (message-remove-first-header "Content-Transfer-Encoding"))
6227 ;; We always make sure that the message has a Content-Type
6228 ;; header. This is because some broken MTAs and MUAs get
6229 ;; awfully confused when confronted with a message with a
6230 ;; MIME-Version header and without a Content-Type header. For
6231 ;; instance, Solaris' /usr/bin/mail.
6232 (unless content-type-p
6233 (goto-char (point-min))
6234 ;; For unknown reason, MIME-Version doesn't exist.
6235 (when (re-search-forward "^MIME-Version:" nil t)
6237 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
6239 (defun message-read-from-minibuffer (prompt &optional initial-contents)
6240 "Read from the minibuffer while providing abbrev expansion."
6241 (if (fboundp 'mail-abbrevs-setup)
6242 (let ((mail-abbrev-mode-regexp "")
6243 (minibuffer-setup-hook 'mail-abbrevs-setup)
6244 (minibuffer-local-map message-minibuffer-local-map))
6245 (read-from-minibuffer prompt initial-contents))
6246 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
6247 (minibuffer-local-map message-minibuffer-local-map))
6248 (read-string prompt initial-contents))))
6250 (defun message-use-alternative-email-as-from ()
6251 (require 'mail-utils)
6252 (let* ((fields '("To" "Cc"))
6255 (mail-strip-quoted-names
6256 (mapconcat 'message-fetch-reply-field fields ","))
6260 (if (string-match message-alternative-emails (car emails))
6261 (setq email (car emails)
6264 (unless (or (not email) (equal email user-mail-address))
6265 (goto-char (point-max))
6266 (insert "From: " email "\n"))))
6268 (defun message-options-get (symbol)
6269 (cdr (assq symbol message-options)))
6271 (defun message-options-set (symbol value)
6272 (let ((the-cons (assq symbol message-options)))
6275 (setcdr the-cons value)
6276 (setq message-options (delq the-cons message-options)))
6278 (push (cons symbol value) message-options))))
6281 (defun message-options-set-recipient ()
6283 (message-narrow-to-headers-or-head)
6284 (message-options-set 'message-sender
6285 (mail-strip-quoted-names
6286 (message-fetch-field "from")))
6287 (message-options-set 'message-recipients
6288 (mail-strip-quoted-names
6289 (let ((to (message-fetch-field "to"))
6290 (cc (message-fetch-field "cc"))
6291 (bcc (message-fetch-field "bcc")))
6294 (if (and to cc) ", ")
6296 (if (and (or to cc) bcc) ", ")
6299 (when (featurep 'xemacs)
6300 (require 'messagexmas)
6301 (message-xmas-redefine))
6305 (run-hooks 'message-load-hook)
6308 ;; coding: iso-8859-1
6311 ;;; message.el ends here