1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002
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'."
193 :type '(repeat sexp)) ; Fixme: improve this
195 (defcustom message-required-headers '((optional . References))
196 "*Headers to be generated or promted for when sending a message.
197 Also see `message-required-news-headers' and
198 1message-required-mail-headers'."
200 :group 'message-headers
201 :type '(repeat sexp))
203 (defcustom message-draft-headers '(References)
204 "*Headers to be generated when saving a draft message."
206 :group 'message-headers
207 :type '(repeat sexp))
209 (defcustom message-required-news-headers
210 '(From Newsgroups Subject Date Message-ID
211 (optional . Organization)
212 (optional . User-Agent))
213 "*Headers to be generated or prompted for when posting an article.
214 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
215 Message-ID. Organization, Lines, In-Reply-To, Expires, and
216 User-Agent are optional. If don't you want message to insert some
217 header, remove it from this list."
219 :group 'message-headers
220 :type '(repeat sexp))
222 (defcustom message-required-mail-headers
223 '(From Subject Date (optional . In-Reply-To) Message-ID
224 (optional . User-Agent))
225 "*Headers to be generated or prompted for when mailing a message.
226 It is recommended that From, Date, To, Subject and Message-ID be
227 included. Organization and User-Agent are optional."
229 :group 'message-headers
230 :type '(repeat sexp))
232 (defcustom message-deletable-headers '(Message-ID Date Lines)
233 "Headers to be deleted if they already exist and were generated by message previously."
234 :group 'message-headers
237 (defcustom message-ignored-news-headers
238 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
239 "*Regexp of headers to be removed unconditionally before posting."
241 :group 'message-headers
244 (defcustom message-ignored-mail-headers
245 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
246 "*Regexp of headers to be removed unconditionally before mailing."
248 :group 'message-headers
251 (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:"
252 "*Header lines matching this regexp will be deleted before posting.
253 It's best to delete old Path and Date headers before posting to avoid
255 :group 'message-interface
258 (defcustom message-subject-re-regexp
259 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
260 "*Regexp matching \"Re: \" in the subject line."
261 :group 'message-various
264 ;;; Start of variables adopted from `message-utils.el'.
266 (defcustom message-subject-trailing-was-query 'ask
267 ;; should it default to nil or ask?
268 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
269 If nil, leave the subject unchanged. If it is the symbol `ask', query
270 the user what do do. In this case, the subject is matched against
271 `message-subject-trailing-was-ask-regexp'. If
272 `message-subject-trailing-was-query' is t, always strip the trailing
273 old subject. In this case, `message-subject-trailing-was-regexp' is
275 :type '(choice (const :tag "never" nil)
276 (const :tag "always strip" t)
278 :group 'message-various)
280 (defcustom message-subject-trailing-was-ask-regexp
281 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
282 "*Regexp matching \"(was: <old subject>)\" in the subject line.
284 The function `message-strip-subject-trailing-was' uses this regexp if
285 `message-subject-trailing-was-query' is set to the symbol `ask'. If
286 the variable is t instead of `ask', use
287 `message-subject-trailing-was-regexp' instead.
289 It is okay to create some false positives here, as the user is asked."
290 :group 'message-various
293 (defcustom message-subject-trailing-was-regexp
294 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
295 "*Regexp matching \"(was: <old subject>)\" in the subject line.
297 If `message-subject-trailing-was-query' is set to t, the subject is
298 matched against `message-subject-trailing-was-regexp' in
299 `message-strip-subject-trailing-was'. You should use a regexp creating very
300 few false positives here."
301 :group 'message-various
304 ;;; marking inserted text
307 (defcustom message-mark-insert-begin
308 "--8<---------------cut here---------------start------------->8---\n"
309 "How to mark the beginning of some inserted text."
311 :group 'message-various)
314 (defcustom message-mark-insert-end
315 "--8<---------------cut here---------------end--------------->8---\n"
316 "How to mark the end of some inserted text."
318 :group 'message-various)
321 (defcustom message-archive-header
322 "X-No-Archive: Yes\n"
323 "Header to insert when you don't want your article to be archived.
324 Archives \(such as groups.googgle.com\) respect this header."
326 :group 'message-various)
329 (defcustom message-archive-note
330 "X-No-Archive: Yes - save http://groups.google.com/"
331 "Note to insert why you wouldn't want this posting archived.
332 If nil, don't insert any text in the body."
334 :group 'message-various)
336 ;;; Crossposts and Followups
337 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
338 ;; new suggestions by R. Weikusat <rw at another.de>
340 (defvar message-xpost-old-target nil
341 "Old target for cross-posts or follow-ups.")
342 (make-variable-buffer-local 'message-xpost-old-target)
345 (defcustom message-xpost-default t
346 "When non-nil `message-xpost-fup2' will normally perform a crosspost.
347 If nil, `message-xpost-fup2' will only do a followup. Note that you
348 can explicitly override this setting by calling `message-xpost-fup2'
351 :group 'message-various)
354 (defcustom message-xpost-note
355 "Crosspost & Followup-To: "
356 "Note to insert before signature to notify of xpost and follow-up."
358 :group 'message-various)
361 (defcustom message-fup2-note
363 "Note to insert before signature to notify of follow-up only."
365 :group 'message-various)
368 (defcustom message-xpost-note-function
369 'message-xpost-insert-note
370 "Function to use to insert note about Crosspost or Followup-To.
371 The function will be called with four arguments. The function should not only
372 insert a note, but also ensure old notes are deleted. See the documentation
373 for `message-xpost-insert-note'. "
375 :group 'message-various)
377 ;;; End of variables adopted from `message-utils.el'.
380 (defcustom message-signature-separator "^-- *$"
381 "Regexp matching the signature separator."
383 :group 'message-various)
385 (defcustom message-elide-ellipsis "\n[...]\n\n"
386 "*The string which is inserted for elided text."
388 :group 'message-various)
390 (defcustom message-interactive t
391 "Non-nil means when sending a message wait for and display errors.
392 nil means let mailer mail back a message to report errors."
393 :group 'message-sending
397 (defcustom message-generate-new-buffers 'unique
398 "*Non-nil means create a new message buffer whenever `message-setup' is called.
399 If this is a function, call that function with three parameters: The type,
400 the to address and the group name. (Any of these may be nil.) The function
401 should return the new buffer name."
402 :group 'message-buffers
403 :type '(choice (const :tag "off" nil)
404 (const :tag "unique" unique)
405 (const :tag "unsent" unsent)
408 (defcustom message-kill-buffer-on-exit nil
409 "*Non-nil means that the message buffer will be killed after sending a message."
410 :group 'message-buffers
414 (defvar gnus-local-organization))
415 (defcustom message-user-organization
416 (or (and (boundp 'gnus-local-organization)
417 (stringp gnus-local-organization)
418 gnus-local-organization)
419 (getenv "ORGANIZATION")
421 "*String to be used as an Organization header.
422 If t, use `message-user-organization-file'."
423 :group 'message-headers
424 :type '(choice string
425 (const :tag "consult file" t)))
428 (defcustom message-user-organization-file "/usr/lib/news/organization"
429 "*Local news organization file."
431 :group 'message-headers)
433 (defcustom message-make-forward-subject-function
434 'message-forward-subject-author-subject
435 "*List of functions called to generate subject headers for forwarded messages.
436 The subject generated by the previous function is passed into each
439 The provided functions are:
441 * `message-forward-subject-author-subject' (Source of article (author or
442 newsgroup)), in brackets followed by the subject
443 * `message-forward-subject-fwd' (Subject of article with 'Fwd:' prepended
445 :group 'message-forwarding
446 :type '(radio (function-item message-forward-subject-author-subject)
447 (function-item message-forward-subject-fwd)
448 (repeat :tag "List of functions" function)))
450 (defcustom message-forward-as-mime t
451 "*If non-nil, forward messages as an inline/rfc822 MIME section. Otherwise, directly inline the old message in the forwarded message."
453 :group 'message-forwarding
456 (defcustom message-forward-show-mml t
457 "*If non-nil, forward messages are shown as mml. Otherwise, forward messages are unchanged."
459 :group 'message-forwarding
462 (defcustom message-forward-before-signature t
463 "*If non-nil, put forwarded message before signature, else after."
464 :group 'message-forwarding
467 (defcustom message-wash-forwarded-subjects nil
468 "*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."
469 :group 'message-forwarding
472 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
473 "*All headers that match this regexp will be deleted when resending a message."
474 :group 'message-interface
477 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
478 "*All headers that match this regexp will be deleted when forwarding a message."
480 :group 'message-forwarding
481 :type '(choice (const :tag "None" nil)
484 (defcustom message-ignored-cited-headers "."
485 "*Delete these headers from the messages you yank."
486 :group 'message-insertion
489 (defcustom message-cite-prefix-regexp
490 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
491 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
492 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
493 (let ((old-table (syntax-table))
494 non-word-constituents)
495 (set-syntax-table text-mode-syntax-table)
496 (setq non-word-constituents
498 (if (string-match "\\w" "-") "" "-")
499 (if (string-match "\\w" "_") "" "_")
500 (if (string-match "\\w" ".") "" ".")))
501 (set-syntax-table old-table)
502 (if (equal non-word-constituents "")
503 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
504 (concat "\\([ \t]*\\(\\w\\|["
505 non-word-constituents
506 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
507 "*Regexp matching the longest possible citation prefix on a line."
508 :group 'message-insertion
511 (defcustom message-cancel-message "I am canceling my own article.\n"
512 "Message to be inserted in the cancel message."
513 :group 'message-interface
516 ;; Useful to set in site-init.el
518 (defcustom message-send-mail-function 'message-send-mail-with-sendmail
519 "Function to call to send the current buffer as mail.
520 The headers should be delimited by a line whose contents match the
521 variable `mail-header-separator'.
523 Valid values include `message-send-mail-with-sendmail' (the default),
524 `message-send-mail-with-mh', `message-send-mail-with-qmail',
525 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
527 See also `send-mail-function'."
528 :type '(radio (function-item message-send-mail-with-sendmail)
529 (function-item message-send-mail-with-mh)
530 (function-item message-send-mail-with-qmail)
531 (function-item message-smtpmail-send-it)
532 (function-item smtpmail-send-it)
533 (function-item feedmail-send-it)
534 (function :tag "Other"))
535 :group 'message-sending
536 :group 'message-mail)
538 (defcustom message-send-news-function 'message-send-news
539 "Function to call to send the current buffer as news.
540 The headers should be delimited by a line whose contents match the
541 variable `mail-header-separator'."
542 :group 'message-sending
546 (defcustom message-reply-to-function nil
547 "If non-nil, function that should return a list of headers.
548 This function should pick out addresses from the To, Cc, and From headers
549 and respond with new To and Cc headers."
550 :group 'message-interface
551 :type '(choice function (const nil)))
553 (defcustom message-wide-reply-to-function nil
554 "If non-nil, function that should return a list of headers.
555 This function should pick out addresses from the To, Cc, and From headers
556 and respond with new To and Cc headers."
557 :group 'message-interface
558 :type '(choice function (const nil)))
560 (defcustom message-followup-to-function nil
561 "If non-nil, function that should return a list of headers.
562 This function should pick out addresses from the To, Cc, and From headers
563 and respond with new To and Cc headers."
564 :group 'message-interface
565 :type '(choice function (const nil)))
567 (defcustom message-use-followup-to 'ask
568 "*Specifies what to do with Followup-To header.
569 If nil, always ignore the header. If it is t, use its value, but
570 query before using the \"poster\" value. If it is the symbol `ask',
571 always query the user whether to use the value. If it is the symbol
572 `use', always use the value."
573 :group 'message-interface
574 :type '(choice (const :tag "ignore" nil)
575 (const :tag "use & query" t)
579 (defcustom message-use-mail-followup-to 'use
580 "*Specifies what to do with Mail-Followup-To header.
581 If nil, always ignore the header. If it is the symbol `ask', always
582 query the user whether to use the value. If it is the symbol `use',
583 always use the value."
584 :group 'message-interface
585 :type '(choice (const :tag "ignore" nil)
589 (defcustom message-subscribed-address-functions nil
590 "*Specifies functions for determining list subscription.
591 If nil, do not attempt to determine list subscribtion with functions.
592 If non-nil, this variable contains a list of functions which return
593 regular expressions to match lists. These functions can be used in
594 conjunction with `message-subscribed-regexps' and
595 `message-subscribed-addresses'."
596 :group 'message-interface
597 :type '(repeat sexp))
599 (defcustom message-subscribed-address-file nil
600 "*A file containing addresses the user is subscribed to.
601 If nil, do not look at any files to determine list subscriptions. If
602 non-nil, each line of this file should be a mailing list address."
603 :group 'message-interface
606 (defcustom message-subscribed-addresses nil
607 "*Specifies a list of addresses the user is subscribed to.
608 If nil, do not use any predefined list subscriptions. This list of
609 addresses can be used in conjuction with
610 `message-subscribed-address-functions' and `message-subscribed-regexps'."
611 :group 'message-interface
612 :type '(repeat string))
614 (defcustom message-subscribed-regexps nil
615 "*Specifies a list of addresses the user is subscribed to.
616 If nil, do not use any predefined list subscriptions. This list of
617 regular expressions can be used in conjuction with
618 `message-subscribed-address-functions' and `message-subscribed-addresses'."
619 :group 'message-interface
620 :type '(repeat regexp))
622 (defcustom message-allow-no-recipients 'ask
623 "Specifies what to do when there are no recipients other than Gcc/Fcc.
624 If it is the symbol `always', the posting is allowed. If it is the
625 symbol `never', the posting is not allowed. If it is the symbol
626 `ask', you are prompted."
627 :group 'message-interface
628 :type '(choice (const always)
632 (defcustom message-sendmail-f-is-evil nil
633 "*Non-nil means don't add \"-f username\" to the sendmail command line.
634 Doing so would be even more evil than leaving it out."
635 :group 'message-sending
638 ;; qmail-related stuff
639 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
640 "Location of the qmail-inject program."
641 :group 'message-sending
644 (defcustom message-qmail-inject-args nil
645 "Arguments passed to qmail-inject programs.
646 This should be a list of strings, one string for each argument. It
647 may also be a function.
649 For e.g., if you wish to set the envelope sender address so that bounces
650 go to the right place or to deal with listserv's usage of that address, you
651 might set this variable to '(\"-f\" \"you@some.where\")."
652 :group 'message-sending
653 :type '(choice (function)
656 (defvar message-cater-to-broken-inn t
657 "Non-nil means Gnus should not fold the `References' header.
658 Folding `References' makes ancient versions of INN create incorrect
662 (defvar gnus-post-method)
663 (defvar gnus-select-method))
664 (defcustom message-post-method
665 (cond ((and (boundp 'gnus-post-method)
666 (listp gnus-post-method)
669 ((boundp 'gnus-select-method)
672 "*Method used to post news.
673 Note that when posting from inside Gnus, for instance, this
674 variable isn't used."
676 :group 'message-sending
677 ;; This should be the `gnus-select-method' widget, but that might
678 ;; create a dependence to `gnus.el'.
681 (defcustom message-generate-headers-first nil
682 "*If non-nil, generate all required headers before composing.
683 The variables `message-required-news-headers' and
684 `message-required-mail-headers' specify which headers to generate.
685 This can also be a list of headers that should be generated before
688 Note that the variable `message-deletable-headers' specifies headers which
689 are to be deleted and then re-generated before sending, so this variable
690 will not have a visible effect for those headers."
691 :group 'message-headers
694 (defcustom message-setup-hook nil
695 "Normal hook, run each time a new outgoing message is initialized.
696 The function `message-setup' runs this hook."
697 :group 'message-various
700 (defcustom message-cancel-hook nil
701 "Hook run when cancelling articles."
702 :group 'message-various
705 (defcustom message-signature-setup-hook nil
706 "Normal hook, run each time a new outgoing message is initialized.
707 It is run after the headers have been inserted and before
708 the signature is inserted."
709 :group 'message-various
712 (defcustom message-mode-hook nil
713 "Hook run in message mode buffers."
714 :group 'message-various
717 (defcustom message-header-hook nil
718 "Hook run in a message mode buffer narrowed to the headers."
719 :group 'message-various
722 (defcustom message-header-setup-hook nil
723 "Hook called narrowed to the headers when setting up a message buffer."
724 :group 'message-various
727 (defcustom message-minibuffer-local-map
728 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
729 (set-keymap-parent map minibuffer-local-map)
731 "Keymap for `message-read-from-minibuffer'.")
734 (defcustom message-citation-line-function 'message-insert-citation-line
735 "*Function called to insert the \"Whomever writes:\" line.
737 Note that Gnus provides a feature where the reader can click on
738 `writes:' to hide the cited text. If you change this line too much,
739 people who read your message will have to change their Gnus
740 configuration. See the variable `gnus-cite-attribution-suffix'."
742 :group 'message-insertion)
745 (defcustom message-yank-prefix "> "
746 "*Prefix inserted on the lines of yanked messages.
747 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
748 See also `message-yank-cited-prefix'."
750 :group 'message-insertion)
752 (defcustom message-yank-cited-prefix ">"
753 "*Prefix inserted on cited or empty lines of yanked messages.
754 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
755 See also `message-yank-prefix'."
757 :group 'message-insertion)
759 (defcustom message-indentation-spaces 3
760 "*Number of spaces to insert at the beginning of each cited line.
761 Used by `message-yank-original' via `message-yank-cite'."
762 :group 'message-insertion
766 (defcustom message-cite-function 'message-cite-original
767 "*Function for citing an original message.
768 Predefined functions include `message-cite-original' and
769 `message-cite-original-without-signature'.
770 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
771 :type '(radio (function-item message-cite-original)
772 (function-item message-cite-original-without-signature)
773 (function-item sc-cite-original)
774 (function :tag "Other"))
775 :group 'message-insertion)
778 (defcustom message-indent-citation-function 'message-indent-citation
779 "*Function for modifying a citation just inserted in the mail buffer.
780 This can also be a list of functions. Each function can find the
781 citation between (point) and (mark t). And each function should leave
782 point and mark around the citation text as modified."
784 :group 'message-insertion)
787 (defcustom message-signature t
788 "*String to be inserted at the end of the message buffer.
789 If t, the `message-signature-file' file will be inserted instead.
790 If a function, the result from the function will be used instead.
791 If a form, the result from the form will be used instead."
793 :group 'message-insertion)
796 (defcustom message-signature-file "~/.signature"
797 "*Name of file containing the text inserted at end of message buffer.
798 Ignored if the named file doesn't exist.
799 If nil, don't insert a signature."
800 :type '(choice file (const :tags "None" nil))
801 :group 'message-insertion)
803 (defcustom message-distribution-function nil
804 "*Function called to return a Distribution header."
806 :group 'message-headers
807 :type '(choice function (const nil)))
809 (defcustom message-expires 14
810 "Number of days before your article expires."
812 :group 'message-headers
813 :link '(custom-manual "(message)News Headers")
816 (defcustom message-user-path nil
817 "If nil, use the NNTP server name in the Path header.
818 If stringp, use this; if non-nil, use no host name (user name only)."
820 :group 'message-headers
821 :link '(custom-manual "(message)News Headers")
822 :type '(choice (const :tag "nntp" nil)
824 (sexp :tag "none" :format "%t" t)))
826 (defvar message-reply-buffer nil)
827 (defvar message-reply-headers nil
828 "The headers of the current replied article.
829 It is a vector of the following headers:
830 \[number subject from date id references chars lines xref extra].")
831 (defvar message-newsreader nil)
832 (defvar message-mailer nil)
833 (defvar message-sent-message-via nil)
834 (defvar message-checksum nil)
835 (defvar message-send-actions nil
836 "A list of actions to be performed upon successful sending of a message.")
837 (defvar message-exit-actions nil
838 "A list of actions to be performed upon exiting after sending a message.")
839 (defvar message-kill-actions nil
840 "A list of actions to be performed before killing a message buffer.")
841 (defvar message-postpone-actions nil
842 "A list of actions to be performed after postponing a message.")
844 (define-widget 'message-header-lines 'text
845 "All header lines must be LFD terminated."
846 :format "%{%t%}:%n%v"
848 :error "All header lines must be newline terminated")
850 (defcustom message-default-headers ""
851 "*A string containing header lines to be inserted in outgoing messages.
852 It is inserted before you edit the message, so you can edit or delete
854 :group 'message-headers
855 :type 'message-header-lines)
857 (defcustom message-default-mail-headers ""
858 "*A string of header lines to be inserted in outgoing mails."
859 :group 'message-headers
861 :type 'message-header-lines)
863 (defcustom message-default-news-headers ""
864 "*A string of header lines to be inserted in outgoing news articles."
865 :group 'message-headers
867 :type 'message-header-lines)
869 ;; Note: could use /usr/ucb/mail instead of sendmail;
870 ;; options -t, and -v if not interactive.
871 (defcustom message-mailer-swallows-blank-line
872 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
873 system-configuration)
874 (file-readable-p "/etc/sendmail.cf")
875 (let ((buffer (get-buffer-create " *temp*")))
879 (insert-file-contents "/etc/sendmail.cf")
880 (goto-char (point-min))
881 (let ((case-fold-search nil))
882 (re-search-forward "^OR\\>" nil t)))
883 (kill-buffer buffer))))
884 ;; According to RFC822, "The field-name must be composed of printable
885 ;; ASCII characters (i. e., characters that have decimal values between
886 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
888 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
889 "*Set this non-nil if the system's mailer runs the header and body together.
890 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
891 The value should be an expression to test whether the problem will
893 :group 'message-sending
897 (define-mail-user-agent 'message-user-agent
898 'message-mail 'message-send-and-exit
899 'message-kill-buffer 'message-send-hook)
901 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
902 "If non-nil, delete the deletable headers before feeding to mh.")
904 (defvar message-send-method-alist
905 '((news message-news-p message-send-via-news)
906 (mail message-mail-p message-send-via-mail))
907 "Alist of ways to send outgoing messages.
908 Each element has the form
910 \(TYPE PREDICATE FUNCTION)
912 where TYPE is a symbol that names the method; PREDICATE is a function
913 called without any parameters to determine whether the message is
914 a message of type TYPE; and FUNCTION is a function to be called if
915 PREDICATE returns non-nil. FUNCTION is called with one parameter --
918 (defcustom message-mail-alias-type 'abbrev
919 "*What alias expansion type to use in Message buffers.
920 The default is `abbrev', which uses mailabbrev. nil switches
923 :link '(custom-manual "(message)Mail Aliases")
924 :type '(choice (const :tag "Use Mailabbrev" abbrev)
925 (const :tag "No expansion" nil)))
927 (defcustom message-auto-save-directory
928 (file-name-as-directory (nnheader-concat message-directory "drafts"))
929 "*Directory where Message auto-saves buffers if Gnus isn't running.
930 If nil, Message won't auto-save."
931 :group 'message-buffers
932 :type '(choice directory (const :tag "Don't auto-save" nil)))
934 (defcustom message-default-charset
935 (and (not (mm-multibyte-p)) 'iso-8859-1)
936 "Default charset used in non-MULE Emacsen.
937 If nil, you might be asked to input the charset."
942 (defcustom message-dont-reply-to-names
943 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
944 "*A regexp specifying addresses to prune when doing wide replies.
945 A value of nil means exclude your own user name only."
948 :type '(choice (const :tag "Yourself" nil)
951 (defvar message-shoot-gnksa-feet nil
952 "*A list of GNKSA feet you are allowed to shoot.
953 Gnus gives you all the opportunity you could possibly want for
954 shooting yourself in the foot. Also, Gnus allows you to shoot the
955 feet of Good Net-Keeping Seal of Approval. The following are foot
957 `empty-article' Allow you to post an empty article;
958 `quoted-text-only' Allow you to post quoted text only;
959 `multiple-copies' Allow you to post multiple copies;
960 `cancel-messages' Allow you to cancel or supersede messages from
961 your other email addresses.")
963 (defsubst message-gnksa-enable-p (feature)
964 (or (not (listp message-shoot-gnksa-feet))
965 (memq feature message-shoot-gnksa-feet)))
967 ;;; Internal variables.
968 ;;; Well, not really internal.
970 (defvar message-mode-syntax-table
971 (let ((table (copy-syntax-table text-mode-syntax-table)))
972 (modify-syntax-entry ?% ". " table)
973 (modify-syntax-entry ?> ". " table)
974 (modify-syntax-entry ?< ". " table)
976 "Syntax table used while in Message mode.")
978 (defface message-header-to-face
981 (:foreground "green2" :bold t))
984 (:foreground "MidnightBlue" :bold t))
986 (:bold t :italic t)))
987 "Face used for displaying From headers."
988 :group 'message-faces)
990 (defface message-header-cc-face
993 (:foreground "green4" :bold t))
996 (:foreground "MidnightBlue"))
999 "Face used for displaying Cc headers."
1000 :group 'message-faces)
1002 (defface message-header-subject-face
1005 (:foreground "green3"))
1008 (:foreground "navy blue" :bold t))
1011 "Face used for displaying subject headers."
1012 :group 'message-faces)
1014 (defface message-header-newsgroups-face
1017 (:foreground "yellow" :bold t :italic t))
1020 (:foreground "blue4" :bold t :italic t))
1022 (:bold t :italic t)))
1023 "Face used for displaying newsgroups headers."
1024 :group 'message-faces)
1026 (defface message-header-other-face
1029 (:foreground "#b00000"))
1032 (:foreground "steel blue"))
1034 (:bold t :italic t)))
1035 "Face used for displaying newsgroups headers."
1036 :group 'message-faces)
1038 (defface message-header-name-face
1041 (:foreground "DarkGreen"))
1044 (:foreground "cornflower blue"))
1047 "Face used for displaying header names."
1048 :group 'message-faces)
1050 (defface message-header-xheader-face
1053 (:foreground "blue"))
1056 (:foreground "blue"))
1059 "Face used for displaying X-Header headers."
1060 :group 'message-faces)
1062 (defface message-separator-face
1065 (:foreground "blue3"))
1068 (:foreground "brown"))
1071 "Face used for displaying the separator."
1072 :group 'message-faces)
1074 (defface message-cited-text-face
1077 (:foreground "red"))
1080 (:foreground "red"))
1083 "Face used for displaying cited text names."
1084 :group 'message-faces)
1086 (defface message-mml-face
1089 (:foreground "ForestGreen"))
1092 (:foreground "ForestGreen"))
1095 "Face used for displaying MML."
1096 :group 'message-faces)
1098 (defun message-font-lock-make-header-matcher (regexp)
1101 (let ((start (point)))
1104 (goto-char (point-min))
1105 (if (re-search-forward
1106 (concat "^" (regexp-quote mail-header-separator) "$")
1108 (setq limit (min limit (match-beginning 0))))
1110 (and (< start limit)
1111 (re-search-forward ,regexp limit t))))))
1112 (if (featurep 'bytecomp)
1116 (defvar message-font-lock-keywords
1117 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1118 `((,(message-font-lock-make-header-matcher
1119 (concat "^\\([Tt]o:\\)" content))
1120 (1 'message-header-name-face)
1121 (2 'message-header-to-face nil t))
1122 (,(message-font-lock-make-header-matcher
1123 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1124 (1 'message-header-name-face)
1125 (2 'message-header-cc-face nil t))
1126 (,(message-font-lock-make-header-matcher
1127 (concat "^\\([Ss]ubject:\\)" content))
1128 (1 'message-header-name-face)
1129 (2 'message-header-subject-face nil t))
1130 (,(message-font-lock-make-header-matcher
1131 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1132 (1 'message-header-name-face)
1133 (2 'message-header-newsgroups-face nil t))
1134 (,(message-font-lock-make-header-matcher
1135 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1136 (1 'message-header-name-face)
1137 (2 'message-header-other-face nil t))
1138 (,(message-font-lock-make-header-matcher
1139 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1140 (1 'message-header-name-face)
1141 (2 'message-header-name-face))
1142 ,@(if (and mail-header-separator
1143 (not (equal mail-header-separator "")))
1144 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1145 1 'message-separator-face))
1148 (re-search-forward (concat "^\\("
1149 message-cite-prefix-regexp
1152 (0 'message-cited-text-face))
1153 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1154 (0 'message-mml-face))))
1155 "Additional expressions to highlight in Message mode.")
1158 ;; XEmacs does it like this. For Emacs, we have to set the
1159 ;; `font-lock-defaults' buffer-local variable.
1160 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1162 (defvar message-face-alist
1163 '((bold . bold-region)
1164 (underline . underline-region)
1165 (default . (lambda (b e)
1167 (ununderline-region b e))))
1168 "Alist of mail and news faces for facemenu.
1169 The cdr of each entry is a function for applying the face to a region.")
1171 (defcustom message-send-hook nil
1172 "Hook run before sending messages."
1173 :group 'message-various
1174 :options '(ispell-message)
1177 (defcustom message-send-mail-hook nil
1178 "Hook run before sending mail messages."
1179 :group 'message-various
1182 (defcustom message-send-news-hook nil
1183 "Hook run before sending news messages."
1184 :group 'message-various
1187 (defcustom message-sent-hook nil
1188 "Hook run after sending messages."
1189 :group 'message-various
1192 (defvar message-send-coding-system 'binary
1193 "Coding system to encode outgoing mail.")
1195 (defvar message-draft-coding-system
1196 mm-auto-save-coding-system
1197 "*Coding system to compose mail.
1198 If you'd like to make it possible to share draft files between XEmacs
1199 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1200 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1202 (defcustom message-send-mail-partially-limit 1000000
1203 "The limitation of messages sent as message/partial.
1204 The lower bound of message size in characters, beyond which the message
1205 should be sent in several parts. If it is nil, the size is unlimited."
1207 :group 'message-buffers
1208 :type '(choice (const :tag "unlimited" nil)
1211 (defcustom message-alternative-emails nil
1212 "A regexp to match the alternative email addresses.
1213 The first matched address (not primary one) is used in the From field."
1214 :group 'message-headers
1215 :type '(choice (const :tag "Always use primary" nil)
1218 (defcustom message-hierarchical-addresses nil
1219 "A list of hierarchical mail address definitions.
1221 Inside each entry, the first address is the \"top\" address, and
1222 subsequent addresses are subaddresses; this is used to indicate that
1223 mail sent to the first address will automatically be delivered to the
1224 subaddresses. So if the first address appears in the recipient list
1225 for a message, the subaddresses will be removed (if present) before
1226 the mail is sent. All addresses in this structure should be
1228 :group 'message-headers
1229 :type '(repeat (repeat string)))
1231 (defcustom message-mail-user-agent nil
1232 "Like `mail-user-agent'.
1233 Except if it is nil, use Gnus native MUA; if it is t, use
1235 :type '(radio (const :tag "Gnus native"
1238 (const :tag "`mail-user-agent'"
1241 (function-item :tag "Default Emacs mail"
1243 sendmail-user-agent)
1244 (function-item :tag "Emacs interface to MH"
1247 (function :tag "Other"))
1251 (defcustom message-wide-reply-confirm-recipients nil
1252 "Whether to confirm a wide reply to multiple email recipients.
1253 If this variable is nil, don't ask whether to reply to all recipients.
1254 If this variable is non-nil, pose the question \"Reply to all
1255 recipients?\" before a wide reply to multiple recipients. If the user
1256 answers yes, reply to all recipients as usual. If the user answers
1257 no, only reply back to the author."
1259 :group 'message-headers
1262 ;;; Internal variables.
1264 (defvar message-sending-message "Sending...")
1265 (defvar message-buffer-list nil)
1266 (defvar message-this-is-news nil)
1267 (defvar message-this-is-mail nil)
1268 (defvar message-draft-article nil)
1269 (defvar message-mime-part nil)
1270 (defvar message-posting-charset nil)
1272 ;; Byte-compiler warning
1274 (defvar gnus-active-hashtb)
1275 (defvar gnus-read-active-file))
1277 ;;; Regexp matching the delimiter of messages in UNIX mail format
1278 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1279 ;;; of rmail.el's rmail-unix-mail-delimiter.
1280 (defvar message-unix-mail-delimiter
1281 (let ((time-zone-regexp
1282 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1283 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1289 ;; Many things can happen to an RFC 822 mailbox before it is put into
1290 ;; a `From' line. The leading phrase can be stripped, e.g.
1291 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1292 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1293 ;; can be removed, e.g.
1294 ;; From: joe@y.z (Joe K
1296 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1299 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1300 ;; The mailbox can be removed or be replaced by white space, e.g.
1301 ;; From: "Joe User"{space}{tab}
1303 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1304 ;; where {space} and {tab} represent the Ascii space and tab characters.
1305 ;; We want to match the results of any of these manglings.
1306 ;; The following regexp rejects names whose first characters are
1307 ;; obviously bogus, but after that anything goes.
1308 "\\([^\0-\b\n-\r\^?].*\\)? "
1310 ;; The time the message was sent.
1311 "\\([^\0-\r \^?]+\\) +" ; day of the week
1312 "\\([^\0-\r \^?]+\\) +" ; month
1313 "\\([0-3]?[0-9]\\) +" ; day of month
1314 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1316 ;; Perhaps a time zone, specified by an abbreviation, or by a
1321 " \\([0-9][0-9]+\\) *"
1323 ;; On some systems the time zone can appear after the year, too.
1327 "\\(remote from .*\\)?"
1330 "Regexp matching the delimiter of messages in UNIX mail format.")
1332 (defvar message-unsent-separator
1333 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1334 "^ *---+ +Returned message +---+ *$\\|"
1335 "^Start of returned message$\\|"
1336 "^ *---+ +Original message +---+ *$\\|"
1337 "^ *--+ +begin message +--+ *$\\|"
1338 "^ *---+ +Original message follows +---+ *$\\|"
1339 "^ *---+ +Undelivered message follows +---+ *$\\|"
1340 "^|? *---+ +Message text follows: +---+ *|?$")
1341 "A regexp that matches the separator before the text of a failed message.")
1343 (defvar message-header-format-alist
1345 (To . message-fill-address)
1346 (Cc . message-fill-address)
1357 (References . message-shorten-references)
1359 "Alist used for formatting headers.")
1361 (defvar message-options nil
1362 "Some saved answers when sending message.")
1364 (defvar message-send-mail-real-function nil
1365 "Internal send mail function.")
1367 (defvar message-bogus-system-names "^localhost\\."
1368 "The regexp of bogus system names.")
1371 (autoload 'message-setup-toolbar "messagexmas")
1372 (autoload 'mh-new-draft-name "mh-comp")
1373 (autoload 'mh-send-letter "mh-comp")
1374 (autoload 'gnus-point-at-eol "gnus-util")
1375 (autoload 'gnus-point-at-bol "gnus-util")
1376 (autoload 'gnus-output-to-rmail "gnus-util")
1377 (autoload 'gnus-output-to-mail "gnus-util")
1378 (autoload 'nndraft-request-associate-buffer "nndraft")
1379 (autoload 'nndraft-request-expire-articles "nndraft")
1380 (autoload 'gnus-open-server "gnus-int")
1381 (autoload 'gnus-request-post "gnus-int")
1382 (autoload 'gnus-alive-p "gnus-util")
1383 (autoload 'gnus-server-string "gnus")
1384 (autoload 'gnus-group-name-charset "gnus-group")
1385 (autoload 'gnus-group-name-decode "gnus-group")
1386 (autoload 'gnus-groups-from-server "gnus")
1387 (autoload 'rmail-output "rmailout")
1388 (autoload 'gnus-delay-article "gnus-delay"))
1393 ;;; Utility functions.
1396 (defmacro message-y-or-n-p (question show &rest text)
1397 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1398 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1400 (defmacro message-delete-line (&optional n)
1401 "Delete the current line (and the next N lines)."
1402 `(delete-region (progn (beginning-of-line) (point))
1403 (progn (forward-line ,(or n 1)) (point))))
1405 (defun message-unquote-tokens (elems)
1406 "Remove double quotes (\") from strings in list ELEMS."
1407 (mapcar (lambda (item)
1408 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1409 (setq item (concat (match-string 1 item)
1410 (match-string 2 item))))
1414 (defun message-tokenize-header (header &optional separator)
1415 "Split HEADER into a list of header elements.
1416 SEPARATOR is a string of characters to be used as separators. \",\"
1417 is used by default."
1420 (let ((regexp (format "[%s]+" (or separator ",")))
1425 (message-set-work-buffer)
1427 (goto-char (point-min))
1432 (cond ((and (> (point) beg)
1434 (and (looking-at regexp)
1437 (push (buffer-substring beg (point)) elems)
1438 (setq beg (match-end 0)))
1439 ((eq (char-after) ?\")
1440 (setq quoted (not quoted)))
1441 ((and (eq (char-after) ?\()
1444 ((and (eq (char-after) ?\))
1447 (nreverse elems)))))
1449 (defun message-mail-file-mbox-p (file)
1450 "Say whether FILE looks like a Unix mbox file."
1451 (when (and (file-exists-p file)
1452 (file-readable-p file)
1453 (file-regular-p file))
1455 (nnheader-insert-file-contents file)
1456 (goto-char (point-min))
1457 (looking-at message-unix-mail-delimiter))))
1459 (defun message-fetch-field (header &optional not-all)
1460 "The same as `mail-fetch-field', only remove all newlines."
1461 (let* ((inhibit-point-motion-hooks t)
1462 (case-fold-search t)
1463 (value (mail-fetch-field header nil (not not-all))))
1465 (while (string-match "\n[\t ]+" value)
1466 (setq value (replace-match " " t t value)))
1467 (set-text-properties 0 (length value) nil value)
1470 (defun message-narrow-to-field ()
1471 "Narrow the buffer to the header on the current line."
1477 (if (re-search-forward "^[^ \n\t]" nil t)
1482 (goto-char (point-min)))
1484 (defun message-add-header (&rest headers)
1485 "Add the HEADERS to the message header, skipping those already present."
1488 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1489 (error "Invalid header `%s'" (car headers)))
1490 (setq hclean (match-string 1 (car headers)))
1492 (message-narrow-to-headers)
1493 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1494 (goto-char (point-max))
1495 (if (string-match "\n$" (car headers))
1496 (insert (car headers))
1497 (insert (car headers) ?\n)))))
1498 (setq headers (cdr headers))))
1500 (defmacro message-with-reply-buffer (&rest forms)
1501 "Evaluate FORMS in the reply buffer, if it exists."
1502 `(when (and message-reply-buffer
1503 (buffer-name message-reply-buffer))
1505 (set-buffer message-reply-buffer)
1508 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1509 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1511 (defun message-fetch-reply-field (header)
1512 "Fetch field HEADER from the message we're replying to."
1513 (message-with-reply-buffer
1514 (message-fetch-field header)))
1516 (defun message-set-work-buffer ()
1517 (if (get-buffer " *message work*")
1519 (set-buffer " *message work*")
1521 (set-buffer (get-buffer-create " *message work*"))
1522 (kill-all-local-variables)
1523 (mm-enable-multibyte)))
1525 (defun message-functionp (form)
1526 "Return non-nil if FORM is funcallable."
1527 (or (and (symbolp form) (fboundp form))
1528 (and (listp form) (eq (car form) 'lambda))
1529 (byte-code-function-p form)))
1531 (defun message-strip-list-identifiers (subject)
1532 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1533 (require 'gnus-sum) ; for gnus-list-identifiers
1534 (let ((regexp (if (stringp gnus-list-identifiers)
1535 gnus-list-identifiers
1536 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1537 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1538 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1539 (concat (substring subject 0 (match-beginning 1))
1540 (or (match-string 3 subject)
1541 (match-string 5 subject))
1546 (defun message-strip-subject-re (subject)
1547 "Remove \"Re:\" from subject lines in string SUBJECT."
1548 (if (string-match message-subject-re-regexp subject)
1549 (substring subject (match-end 0))
1552 ;;; Start of functions adopted from `message-utils.el'.
1554 (defun message-strip-subject-trailing-was (subject)
1555 "Remove trailing \"(Was: <old subject>)\" from subject lines.
1556 Leading \"Re: \" is not stripped by this function. Use the function
1557 `message-strip-subject-re' for this."
1558 (let* ((query message-subject-trailing-was-query)
1563 message-subject-trailing-was-ask-regexp
1564 message-subject-trailing-was-regexp)
1567 (setq new (substring subject 0 (match-beginning 0))))
1568 (if (or (not found) (eq query nil))
1571 (if (message-y-or-n-p
1572 "Strip `(was: <old subject>)' in subject? " t
1574 "Strip `(was: <old subject>)' in subject "
1575 "and use the new one instead?\n\n"
1576 "Current subject is: \""
1578 "New subject would be: \""
1580 "See the variable `message-subject-trailing-was-query' "
1581 "to get rid of this query."
1586 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1589 (defun message-change-subject (new-subject)
1590 "Ask for new Subject: header, append (was: <Old Subject>)."
1593 (read-from-minibuffer "New subject: ")))
1594 (cond ((and (not (or (null new-subject) ; new subject not empty
1595 (zerop (string-width new-subject))
1596 (string-match "^[ \t]*$" new-subject))))
1598 (let ((old-subject (message-fetch-field "Subject")))
1599 (cond ((not old-subject)
1600 (error "No current subject."))
1603 (regexp-quote new-subject)
1605 old-subject)) ; yes, it really is a new subject
1606 ;; delete eventual Re: prefix
1608 (message-strip-subject-re old-subject))
1609 (message-goto-subject)
1610 (message-delete-line)
1611 (insert (concat "Subject: "
1614 old-subject ")\n")))))))))
1617 (defun message-mark-inserted-region (beg end)
1618 "Mark some region in the current article with enclosing tags.
1619 See `message-mark-insert-begin' and `message-mark-insert-end'."
1622 ; add to the end of the region first, otherwise end would be invalid
1624 (insert message-mark-insert-end)
1626 (insert message-mark-insert-begin)))
1629 (defun message-mark-insert-file (file)
1630 "Inserts FILE at point, marking it with enclosing tags.
1631 See `message-mark-insert-begin' and `message-mark-insert-end'."
1632 (interactive "fFile to insert: ")
1633 ;; reverse insertion to get correct result.
1635 (insert message-mark-insert-end)
1637 (insert-file-contents file)
1639 (insert message-mark-insert-begin)))
1642 (defun message-add-archive-header ()
1643 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1644 The note can be customized using `message-archive-note'. When called with a
1645 prefix argument, ask for a text to insert. If you don't want the note in the
1646 body, set `message-archive-note' to nil."
1648 (if current-prefix-arg
1649 (setq message-archive-note
1650 (read-from-minibuffer "Reason for No-Archive: "
1651 (cons message-archive-note 0))))
1653 (if (message-goto-signature)
1654 (re-search-backward message-signature-separator))
1655 (when message-archive-note
1656 (insert message-archive-note)
1658 (message-add-header message-archive-header)
1659 (message-sort-headers)))
1662 (defun message-xpost-fup2-header (target-group)
1663 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1664 With prefix-argument just set Follow-Up, don't cross-post."
1666 (list ; Completion based on Gnus
1667 (completing-read "Followup To: "
1668 (if (boundp 'gnus-newsrc-alist)
1670 nil nil '("poster" . 0)
1671 (if (boundp 'gnus-group-history)
1672 'gnus-group-history))))
1673 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1674 (message-goto-newsgroups)
1676 ;; if we already did a crosspost before, kill old target
1677 (if (and message-xpost-old-target
1679 (regexp-quote (concat "," message-xpost-old-target))
1682 ;; unless (followup is to poster or user explicitly asked not
1683 ;; to cross-post, or target-group is already in Newsgroups)
1684 ;; add target-group to Newsgroups line.
1686 ;; def: xpost, req:no
1687 (and message-xpost-default (not current-prefix-arg))
1688 ;; def: no-xpost, req:yes
1689 (and (not message-xpost-default) current-prefix-arg))
1690 (not (string-match "poster" target-group))
1691 (not (string-match (regexp-quote target-group)
1692 (message-fetch-field "Newsgroups"))))
1694 (insert-string (concat "," target-group))))
1695 (end-of-line) ; ensure Followup: comes after Newsgroups:
1696 ;; unless new followup would be identical to Newsgroups line
1697 ;; make a new Followup-To line
1698 (if (not (string-match (concat "^[ \t]*"
1701 (message-fetch-field "Newsgroups")))
1702 (insert (concat "\nFollowup-To: " target-group)))
1703 (setq message-xpost-old-target target-group))
1706 (defun message-xpost-insert-note (target-group xpost in-old old-groups)
1707 "Insert a in message body note about a set Followup or Crosspost.
1708 If there have been previous notes, delete them. TARGET-GROUP specifies the
1709 group to Followup-To. When XPOST is t, insert note about
1710 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1711 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1712 been made to before the user asked for a Crosspost."
1713 ;; start scanning body for previous uses
1714 (message-goto-signature)
1715 (let ((head (re-search-backward
1716 (concat "^" mail-header-separator)
1717 nil t))) ; just search in body
1718 (message-goto-signature)
1719 (while (re-search-backward
1720 (concat "^" (regexp-quote message-xpost-note) ".*")
1722 (message-delete-line))
1723 (message-goto-signature)
1724 (while (re-search-backward
1725 (concat "^" (regexp-quote message-fup2-note) ".*")
1727 (message-delete-line))
1729 (if (message-goto-signature)
1730 (re-search-backward message-signature-separator))
1733 (string-match "^[ \t]*poster[ \t]*$" target-group))
1734 (insert (concat message-fup2-note target-group "\n"))
1735 (insert (concat message-xpost-note target-group "\n")))))
1738 (defun message-xpost-fup2 (target-group)
1739 "Crossposts message and sets Followup-To to TARGET-GROUP.
1740 With prefix-argument just set Follow-Up, don't cross-post."
1742 (list ; Completion based on Gnus
1743 (completing-read "Followup To: "
1744 (if (boundp 'gnus-newsrc-alist)
1746 nil nil '("poster" . 0)
1747 (if (boundp 'gnus-group-history)
1748 'gnus-group-history))))
1749 (cond ((not (or (null target-group) ; new subject not empty
1750 (zerop (string-width target-group))
1751 (string-match "^[ \t]*$" target-group)))
1753 (let* ((old-groups (message-fetch-field "Newsgroups"))
1754 (in-old (string-match
1755 (regexp-quote target-group)
1756 (or old-groups ""))))
1757 ;; check whether target exactly matches old Newsgroups
1758 (cond ((not old-groups)
1759 (error "No current newsgroup."))
1763 (regexp-quote target-group)
1766 ;; yes, Newsgroups line must change
1767 (message-xpost-fup2-header target-group)
1768 ;; insert note whether we do xpost or fup2
1769 (funcall message-xpost-note-function
1771 (if (or (and message-xpost-default
1772 (not current-prefix-arg))
1773 (and (not message-xpost-default)
1774 current-prefix-arg)) t)
1775 in-old old-groups))))))))
1777 ;;; Reduce To: to Cc: or Bcc: header
1780 (defun message-reduce-to-to-cc ()
1781 "Replace contents of To: header with contents of Cc: or Bcc: header."
1783 (let ((cc-content (message-fetch-field "cc"))
1785 (if (and (not cc-content)
1786 (setq cc-content (message-fetch-field "bcc")))
1791 (message-delete-line)
1792 (insert (concat "To: " cc-content "\n"))
1793 (message-remove-header (if bcc
1797 ;;; End of functions adopted from `message-utils.el'.
1799 (defun message-remove-header (header &optional is-regexp first reverse)
1800 "Remove HEADER in the narrowed buffer.
1801 If IS-REGEXP, HEADER is a regular expression.
1802 If FIRST, only remove the first instance of the header.
1803 Return the number of headers removed."
1804 (goto-char (point-min))
1805 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
1807 (case-fold-search t)
1809 (while (and (not (eobp))
1812 (not (looking-at regexp))
1813 (looking-at regexp))
1820 ;; There might be a continuation header, so we have to search
1821 ;; until we find a new non-continuation line.
1824 (if (re-search-forward "^[^ \t]" nil t)
1825 (goto-char (match-beginning 0))
1828 (if (re-search-forward "^[^ \t]" nil t)
1829 (goto-char (match-beginning 0))
1830 (goto-char (point-max)))))
1833 (defun message-remove-first-header (header)
1834 "Remove the first instance of HEADER if there is more than one."
1836 (regexp (concat "^" (regexp-quote header) ":")))
1838 (goto-char (point-min))
1839 (while (re-search-forward regexp nil t)
1842 (message-remove-header header nil t)
1845 (defun message-narrow-to-headers ()
1846 "Narrow the buffer to the head of the message."
1849 (goto-char (point-min))
1850 (if (re-search-forward
1851 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1854 (goto-char (point-min)))
1856 (defun message-narrow-to-head-1 ()
1857 "Like `message-narrow-to-head'. Don't widen."
1859 (goto-char (point-min))
1860 (if (search-forward "\n\n" nil 1)
1863 (goto-char (point-min)))
1865 (defun message-narrow-to-head ()
1866 "Narrow the buffer to the head of the message.
1867 Point is left at the beginning of the narrowed-to region."
1869 (message-narrow-to-head-1))
1871 (defun message-narrow-to-headers-or-head ()
1872 "Narrow the buffer to the head of the message."
1875 (goto-char (point-min))
1878 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1879 (match-beginning 0))
1880 ((search-forward "\n\n" nil t)
1884 (goto-char (point-min)))
1886 (defun message-news-p ()
1887 "Say whether the current buffer contains a news message."
1888 (and (not message-this-is-mail)
1889 (or message-this-is-news
1892 (message-narrow-to-headers)
1893 (and (message-fetch-field "newsgroups")
1894 (not (message-fetch-field "posted-to"))))))))
1896 (defun message-mail-p ()
1897 "Say whether the current buffer contains a mail message."
1898 (and (not message-this-is-news)
1899 (or message-this-is-mail
1902 (message-narrow-to-headers)
1903 (or (message-fetch-field "to")
1904 (message-fetch-field "cc")
1905 (message-fetch-field "bcc")))))))
1907 (defun message-subscribed-p ()
1908 "Say whether we need to insert a MFT header."
1909 (or message-subscribed-regexps
1910 message-subscribed-addresses
1911 message-subscribed-address-file
1912 message-subscribed-address-functions))
1914 (defun message-next-header ()
1915 "Go to the beginning of the next header."
1917 (or (eobp) (forward-char 1))
1918 (not (if (re-search-forward "^[^ \t]" nil t)
1920 (goto-char (point-max)))))
1922 (defun message-sort-headers-1 ()
1923 "Sort the buffer as headers using `message-rank' text props."
1924 (goto-char (point-min))
1927 nil 'message-next-header
1929 (message-next-header)
1933 (or (get-text-property (point) 'message-rank)
1936 (defun message-sort-headers ()
1937 "Sort the headers of the current message according to `message-header-format-alist'."
1941 (let ((max (1+ (length message-header-format-alist)))
1943 (message-narrow-to-headers)
1944 (while (re-search-forward "^[^ \n]+:" nil t)
1946 (match-beginning 0) (1+ (match-beginning 0))
1948 (if (setq rank (length (memq (assq (intern (buffer-substring
1950 (1- (match-end 0))))
1951 message-header-format-alist)
1952 message-header-format-alist)))
1955 (message-sort-headers-1))))
1966 (defvar message-mode-map nil)
1968 (unless message-mode-map
1969 (setq message-mode-map (make-keymap))
1970 (set-keymap-parent message-mode-map text-mode-map)
1971 (define-key message-mode-map "\C-c?" 'describe-mode)
1973 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
1974 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
1975 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
1976 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
1977 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
1978 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
1979 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
1980 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
1981 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
1982 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
1983 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
1984 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
1985 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
1986 (define-key message-mode-map "\C-c\C-f\C-i" 'message-insert-or-toggle-importance)
1987 (define-key message-mode-map "\C-c\C-f\C-a" 'message-gen-unsubscribed-mft)
1989 ;; modify headers (and insert notes in body)
1990 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
1992 (define-key message-mode-map "\C-c\C-fx" 'message-xpost-fup2)
1993 ;; prefix+message-xpost-fup2 = same w/o xpost
1994 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
1995 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
1996 ;; mark inserted text
1997 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
1998 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2000 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2001 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2003 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2004 (define-key message-mode-map "\C-c\C-p" 'message-insert-wide-reply)
2005 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2006 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2008 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2009 (define-key message-mode-map "\C-c\M-n" 'message-insert-disposition-notification-to)
2011 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2012 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2013 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2014 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2015 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2016 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2017 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2018 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2020 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2021 (define-key message-mode-map "\C-c\C-s" 'message-send)
2022 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2023 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2024 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2026 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2027 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2028 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2029 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2030 ;;(define-key message-mode-map "\M-q" 'message-fill-paragraph)
2032 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2034 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2035 (define-key message-mode-map "\t" 'message-tab)
2036 (define-key message-mode-map "\M-;" 'comment-region))
2039 message-mode-menu message-mode-map "Message Menu."
2041 ["Sort Headers" message-sort-headers t]
2042 ["Yank Original" message-yank-original t]
2043 ["Fill Yanked Message" message-fill-yanked-message t]
2044 ["Insert Signature" message-insert-signature t]
2045 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2046 ["Caesar (rot13) Region" message-caesar-region (mark t)]
2047 ["Elide Region" message-elide-region (mark t)]
2048 ["Delete Outside Region" message-delete-not-region (mark t)]
2049 ["Kill To Signature" message-kill-to-signature t]
2050 ["Newline and Reformat" message-newline-and-reformat t]
2051 ["Rename buffer" message-rename-buffer t]
2052 ["Flag As Important" message-insert-importance-high
2053 ,@(if (featurep 'xemacs) '(t)
2054 '(:help "Mark this message as important"))]
2055 ["Flag As Unimportant" message-insert-importance-low
2056 ,@(if (featurep 'xemacs) '(t)
2057 '(:help "Mark this message as unimportant"))]
2059 message-insert-disposition-notification-to
2060 ,@(if (featurep 'xemacs) '(t)
2061 '(:help "Request a Disposition Notification of this article"))]
2062 ["Spellcheck" ispell-message
2063 ,@(if (featurep 'xemacs) '(t)
2064 '(:help "Spellcheck this message"))]
2066 ["Insert Region Marked" message-mark-inserted-region
2067 ,@(if (featurep 'xemacs) '(t)
2068 '(:help "Mark region with enclosing tags"))]
2069 ["Insert File Marked..." message-mark-insert-file
2070 ,@(if (featurep 'xemacs) '(t)
2071 '(:help "Insert file at point marked with enclosing tags"))]
2073 ["Send Message" message-send-and-exit
2074 ,@(if (featurep 'xemacs) '(t)
2075 '(:help "Send this message"))]
2076 ["Postpone Message" message-dont-send
2077 ,@(if (featurep 'xemacs) '(t)
2078 '(:help "File this draft message and exit"))]
2079 ["Send at Specific Time..." gnus-delay-article
2080 ,@(if (featurep 'xemacs) '(t)
2081 '(:help "Ask, then arrange to send message at that time"))]
2082 ["Kill Message" message-kill-buffer
2083 ,@(if (featurep 'xemacs) '(t)
2084 '(:help "Delete this message without sending"))]))
2087 message-mode-field-menu message-mode-map ""
2089 ["Fetch To" message-insert-to t]
2090 ["Fetch Newsgroups" message-insert-newsgroups t]
2092 ["To" message-goto-to t]
2093 ["From" message-goto-from t]
2094 ["Subject" message-goto-subject t]
2095 ["Change subject..." message-change-subject t]
2096 ["Cc" message-goto-cc t]
2097 ["Bcc" message-goto-bcc t]
2098 ["Fcc" message-goto-fcc t]
2099 ["Reply-To" message-goto-reply-to t]
2101 ;; (typical) news stuff
2102 ["Summary" message-goto-summary t]
2103 ["Keywords" message-goto-keywords t]
2104 ["Newsgroups" message-goto-newsgroups t]
2105 ["Followup-To" message-goto-followup-to t]
2106 ;; ["Followup-To (with note in body)" message-xpost-fup2 t]
2107 ["Crosspost / Followup-To..." message-xpost-fup2 t]
2108 ["Distribution" message-goto-distribution t]
2109 ["X-No-Archive:" message-add-archive-header t ]
2111 ;; (typical) mailing-lists stuff
2112 ["Send to list only" message-to-list-only t]
2113 ["Mail-Followup-To" message-goto-mail-followup-to t]
2114 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2116 ["Body" message-goto-body t]
2117 ["Signature" message-goto-signature t]))
2119 (defvar message-tool-bar-map nil)
2122 (defvar facemenu-add-face-function)
2123 (defvar facemenu-remove-face-function))
2125 ;;; Forbidden properties
2127 ;; We use `after-change-functions' to keep special text properties
2128 ;; that interfer with the normal function of message mode out of the
2131 (defcustom message-strip-special-text-properties t
2132 "Strip special properties from the message buffer.
2134 Emacs has a number of special text properties which can break message
2135 composing in various ways. If this option is set, message will strip
2136 these properties from the message composition buffer. However, some
2137 packages requires these properties to be present in order to work.
2138 If you use one of these packages, turn this option off, and hope the
2139 message composition doesn't break too bad."
2140 :group 'message-various
2143 (defconst message-forbidden-properties
2144 ;; No reason this should be clutter up customize. We make it a
2145 ;; property list (rather than a list of property symbols), to be
2146 ;; directly useful for `remove-text-properties'.
2147 '(field nil read-only nil intangible nil invisible nil
2148 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2149 insert-behind-hooks nil point-entered nil point-left nil)
2150 ;; Other special properties:
2151 ;; category, face, display: probably doesn't do any harm.
2152 ;; fontified: is used by font-lock.
2153 ;; syntax-table, local-map: I dunno.
2154 ;; We need to add XEmacs names to the list.
2155 "Property list of with properties.forbidden in message buffers.
2156 The values of the properties are ignored, only the property names are used.")
2158 (defun message-tamago-not-in-use-p (pos)
2159 "Return t when tamago version 4 is not in use at the cursor position.
2160 Tamago version 4 is a popular input method for writing Japanese text.
2161 It uses the properties `intangible', `invisible', `modification-hooks'
2162 and `read-only' when translating ascii or kana text to kanji text.
2163 These properties are essential to work, so we should never strip them."
2164 (not (and (boundp 'egg-modefull-mode)
2165 (symbol-value 'egg-modefull-mode)
2166 (or (memq (get-text-property pos 'intangible)
2167 '(its-part-1 its-part-2))
2168 (get-text-property pos 'egg-end)
2169 (get-text-property pos 'egg-lang)
2170 (get-text-property pos 'egg-start)))))
2172 (defun message-strip-forbidden-properties (begin end &optional old-length)
2173 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2174 This function is intended to be called from `after-change-functions'.
2175 See also `message-forbidden-properties'."
2176 (when (and message-strip-special-text-properties
2177 (message-tamago-not-in-use-p begin))
2178 (remove-text-properties begin end message-forbidden-properties)))
2181 (define-derived-mode message-mode text-mode "Message"
2182 "Major mode for editing mail and news to be sent.
2183 Like Text Mode but with these additional commands:\\<message-mode-map>
2184 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2185 C-c C-d Postpone sending the message C-c C-k Kill the message
2186 C-c C-f move to a header field (and create it if there isn't):
2187 C-c C-f C-t move to To C-c C-f C-s move to Subject
2188 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2189 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2190 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2191 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2192 C-c C-f C-o move to From (\"Originator\")
2193 C-c C-f C-f move to Followup-To
2194 C-c C-f C-m move to Mail-Followup-To
2195 C-c C-f C-i cycle through Importance values
2196 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2197 C-c C-f x crossposting with FollowUp-To header and note in body
2198 C-c C-f t replace To: header with contents of Cc: or Bcc:
2199 C-c C-f a Insert X-No-Archive: header and a note in the body
2200 C-c C-t `message-insert-to' (add a To header to a news followup)
2201 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2202 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2203 C-c C-b `message-goto-body' (move to beginning of message text).
2204 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2205 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2206 C-c C-y `message-yank-original' (insert current message, if any).
2207 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2208 C-c C-e `message-elide-region' (elide the text between point and mark).
2209 C-c C-v `message-delete-not-region' (remove the text outside the region).
2210 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2211 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2212 C-c C-a `mml-attach-file' (attach a file as MIME).
2213 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2214 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2215 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2216 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2217 M-RET `message-newline-and-reformat' (break the line and reformat)."
2218 (setq local-abbrev-table text-mode-abbrev-table)
2219 (set (make-local-variable 'message-reply-buffer) nil)
2220 (make-local-variable 'message-send-actions)
2221 (make-local-variable 'message-exit-actions)
2222 (make-local-variable 'message-kill-actions)
2223 (make-local-variable 'message-postpone-actions)
2224 (make-local-variable 'message-draft-article)
2225 (setq buffer-offer-save t)
2226 (set (make-local-variable 'facemenu-add-face-function)
2228 (let ((face-fun (cdr (assq face message-face-alist))))
2230 (funcall face-fun (point) end)
2231 (error "Face %s not configured for %s mode" face mode-name)))
2233 (set (make-local-variable 'facemenu-remove-face-function) t)
2234 (set (make-local-variable 'message-reply-headers) nil)
2235 (make-local-variable 'message-newsreader)
2236 (make-local-variable 'message-mailer)
2237 (make-local-variable 'message-post-method)
2238 (set (make-local-variable 'message-sent-message-via) nil)
2239 (set (make-local-variable 'message-checksum) nil)
2240 (set (make-local-variable 'message-mime-part) 0)
2241 (message-setup-fill-variables)
2242 ;; Allow using comment commands to add/remove quoting.
2243 (set (make-local-variable 'comment-start) message-yank-prefix)
2244 (if (featurep 'xemacs)
2245 (message-setup-toolbar)
2246 (set (make-local-variable 'font-lock-defaults)
2247 '(message-font-lock-keywords t))
2248 (if (boundp 'tool-bar-map)
2249 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2250 (easy-menu-add message-mode-menu message-mode-map)
2251 (easy-menu-add message-mode-field-menu message-mode-map)
2252 ;; make-local-hook is harmless though obsolete in Emacs 21.
2253 ;; Emacs 20 and XEmacs need make-local-hook.
2254 (make-local-hook 'after-change-functions)
2255 ;; Mmmm... Forbidden properties...
2256 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2258 ;; Allow mail alias things.
2259 (when (eq message-mail-alias-type 'abbrev)
2260 (if (fboundp 'mail-abbrevs-setup)
2261 (mail-abbrevs-setup)
2262 (mail-aliases-setup)))
2263 (unless buffer-file-name
2264 (message-set-auto-save-file-name))
2265 (unless (buffer-base-buffer)
2266 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2267 ;; multibyte is not necessary at all. -- zsh
2268 (mm-enable-multibyte))
2269 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2272 (defun message-setup-fill-variables ()
2273 "Setup message fill variables."
2274 (set (make-local-variable 'fill-paragraph-function)
2275 'message-fill-paragraph)
2276 (make-local-variable 'paragraph-separate)
2277 (make-local-variable 'paragraph-start)
2278 (make-local-variable 'adaptive-fill-regexp)
2279 (unless (boundp 'adaptive-fill-first-line-regexp)
2280 (setq adaptive-fill-first-line-regexp nil))
2281 (make-local-variable 'adaptive-fill-first-line-regexp)
2282 (let ((quote-prefix-regexp
2283 ;; User should change message-cite-prefix-regexp if
2284 ;; message-yank-prefix is set to an abnormal value.
2285 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2286 (setq paragraph-start
2288 (regexp-quote mail-header-separator) "$\\|"
2289 "[ \t]*$\\|" ; blank lines
2290 "-- $\\|" ; signature delimiter
2291 "---+$\\|" ; delimiters for forwarded messages
2292 page-delimiter "$\\|" ; spoiler warnings
2293 ".*wrote:$\\|" ; attribution lines
2294 quote-prefix-regexp "$")) ; empty lines in quoted text
2295 (setq paragraph-separate paragraph-start)
2296 (setq adaptive-fill-regexp
2297 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2298 (setq adaptive-fill-first-line-regexp
2299 (concat quote-prefix-regexp "\\|"
2300 adaptive-fill-first-line-regexp)))
2301 (make-local-variable 'auto-fill-inhibit-regexp)
2302 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2303 (setq auto-fill-inhibit-regexp nil)
2304 (make-local-variable 'normal-auto-fill-function)
2305 (setq normal-auto-fill-function 'message-do-auto-fill)
2306 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2307 ;; In that case, ensure that it uses the right function. The real
2308 ;; solution would be not to use `define-derived-mode', and run
2309 ;; `text-mode-hook' ourself at the end of the mode.
2310 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2311 (when auto-fill-function
2312 (setq auto-fill-function normal-auto-fill-function)))
2317 ;;; Message mode commands
2320 ;;; Movement commands
2322 (defun message-goto-to ()
2323 "Move point to the To header."
2325 (message-position-on-field "To"))
2327 (defun message-goto-from ()
2328 "Move point to the From header."
2330 (message-position-on-field "From"))
2332 (defun message-goto-subject ()
2333 "Move point to the Subject header."
2335 (message-position-on-field "Subject"))
2337 (defun message-goto-cc ()
2338 "Move point to the Cc header."
2340 (message-position-on-field "Cc" "To"))
2342 (defun message-goto-bcc ()
2343 "Move point to the Bcc header."
2345 (message-position-on-field "Bcc" "Cc" "To"))
2347 (defun message-goto-fcc ()
2348 "Move point to the Fcc header."
2350 (message-position-on-field "Fcc" "To" "Newsgroups"))
2352 (defun message-goto-reply-to ()
2353 "Move point to the Reply-To header."
2355 (message-position-on-field "Reply-To" "Subject"))
2357 (defun message-goto-newsgroups ()
2358 "Move point to the Newsgroups header."
2360 (message-position-on-field "Newsgroups"))
2362 (defun message-goto-distribution ()
2363 "Move point to the Distribution header."
2365 (message-position-on-field "Distribution"))
2367 (defun message-goto-followup-to ()
2368 "Move point to the Followup-To header."
2370 (message-position-on-field "Followup-To" "Newsgroups"))
2372 (defun message-goto-mail-followup-to ()
2373 "Move point to the Mail-Followup-To header."
2375 (message-position-on-field "Mail-Followup-To" "From"))
2377 (defun message-goto-keywords ()
2378 "Move point to the Keywords header."
2380 (message-position-on-field "Keywords" "Subject"))
2382 (defun message-goto-summary ()
2383 "Move point to the Summary header."
2385 (message-position-on-field "Summary" "Subject"))
2387 (defun message-goto-body (&optional interactivep)
2388 "Move point to the beginning of the message body."
2389 (interactive (list t))
2390 (when (and interactivep
2391 (looking-at "[ \t]*\n"))
2393 (goto-char (point-min))
2394 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2395 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2397 (defun message-goto-eoh ()
2398 "Move point to the end of the headers."
2403 (defun message-goto-signature ()
2404 "Move point to the beginning of the message signature.
2405 If there is no signature in the article, go to the end and
2408 (goto-char (point-min))
2409 (if (re-search-forward message-signature-separator nil t)
2411 (goto-char (point-max))
2414 (defun message-gen-unsubscribed-mft (&optional include-cc)
2415 "Insert a reasonable MFT header in a post to an unsubscribed list.
2416 When making original posts to a mailing list you are not subscribed to,
2417 you have to type in a MFT header by hand. The contents, usually, are
2418 the addresses of the list and your own address. This function inserts
2419 such a header automatically. It fetches the contents of the To: header
2420 in the current mail buffer, and appends the current user-mail-address.
2422 If the optional argument `include-cc' is non-nil, the addresses in the
2423 Cc: header are also put into the MFT."
2426 (message-remove-header "Mail-Followup-To")
2427 (let* ((cc (and include-cc (message-fetch-field "Cc")))
2429 (concat (message-fetch-field "To") "," cc)
2430 (message-fetch-field "To"))))
2431 (message-goto-mail-followup-to)
2432 (insert (concat tos ", " user-mail-address))))
2436 (defun message-insert-to (&optional force)
2437 "Insert a To header that points to the author of the article being replied to.
2438 If the original author requested not to be sent mail, the function signals
2440 With the prefix argument FORCE, insert the header anyway."
2442 (let ((co (message-fetch-reply-field "mail-copies-to")))
2443 (when (and (null force)
2445 (or (equal (downcase co) "never")
2446 (equal (downcase co) "nobody")))
2447 (error "The user has requested not to have copies sent via mail")))
2448 (message-carefully-insert-headers
2450 (or (message-fetch-reply-field "mail-reply-to")
2451 (message-fetch-reply-field "reply-to")
2452 (message-fetch-reply-field "from")
2455 (defun message-insert-wide-reply ()
2456 "Insert To and Cc headers as if you were doing a wide reply."
2458 (let ((headers (message-with-reply-buffer
2459 (message-get-reply-headers t))))
2460 (message-carefully-insert-headers headers)))
2462 (defun message-carefully-insert-headers (headers)
2463 (dolist (header headers)
2464 (let ((header-name (symbol-name (car header))))
2465 (when (and (message-position-on-field header-name)
2466 (mail-fetch-field header-name)
2467 (not (string-match "\\` *\\'"
2468 (mail-fetch-field header-name))))
2470 (insert (cdr header)))))
2472 (defun message-widen-reply ()
2473 "Widen the reply to include maximum recipients."
2476 (and message-reply-buffer
2477 (buffer-name message-reply-buffer)
2479 (set-buffer message-reply-buffer)
2480 (message-get-reply-headers t)))))
2483 (message-narrow-to-headers)
2484 (dolist (elem follow-to)
2485 (message-remove-header (symbol-name (car elem)))
2486 (goto-char (point-min))
2487 (insert (symbol-name (car elem)) ": "
2488 (cdr elem) "\n"))))))
2490 (defun message-insert-newsgroups ()
2491 "Insert the Newsgroups header from the article being replied to."
2493 (when (and (message-position-on-field "Newsgroups")
2494 (mail-fetch-field "newsgroups")
2495 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2497 (insert (or (message-fetch-reply-field "newsgroups") "")))
2501 ;;; Various commands
2503 (defun message-delete-not-region (beg end)
2504 "Delete everything in the body of the current message outside of the region."
2509 ;; snarf citation prefix, if appropriate
2510 (unless (eq (point) (progn (beginning-of-line) (point)))
2511 (when (looking-at message-cite-prefix-regexp)
2512 (setq citeprefix (match-string 0))))
2514 (delete-region (point) (if (not (message-goto-signature))
2520 (delete-region beg (progn (message-goto-body)
2524 (insert citeprefix))))
2525 (when (message-goto-signature)
2528 (defun message-kill-to-signature ()
2529 "Deletes all text up to the signature."
2531 (let ((point (point)))
2532 (message-goto-signature)
2535 (kill-region point (point))
2539 (defun message-newline-and-reformat (&optional arg not-break)
2540 "Insert four newlines, and then reformat if inside quoted text.
2541 Prefix arg means justify as well."
2542 (interactive (list (if current-prefix-arg 'full)))
2543 (let (quoted point beg end leading-space bolp)
2544 (setq point (point))
2547 (setq bolp (= beg point))
2548 ;; Find first line of the paragraph.
2550 (while (and (not (eobp))
2551 (not (looking-at message-cite-prefix-regexp))
2552 (looking-at paragraph-start))
2555 (when (looking-at message-cite-prefix-regexp)
2556 (setq quoted (match-string 0))
2557 (goto-char (match-end 0))
2558 (looking-at "[ \t]*")
2559 (setq leading-space (match-string 0)))
2563 (< (- point beg) (length quoted)))
2564 ;; break inside the cite prefix.
2570 (while (and (not (eobp))
2571 (not (looking-at paragraph-separate))
2572 (looking-at message-cite-prefix-regexp)
2573 (equal quoted (match-string 0)))
2574 (goto-char (match-end 0))
2575 (looking-at "[ \t]*")
2576 (if (> (length leading-space) (length (match-string 0)))
2577 (setq leading-space (match-string 0)))
2581 (while (and (if (bobp) nil (forward-line -1) t)
2582 (not (looking-at paragraph-start))
2583 (looking-at message-cite-prefix-regexp)
2584 (equal quoted (match-string 0)))
2586 (goto-char (match-end 0))
2587 (looking-at "[ \t]*")
2588 (if (> (length leading-space) (length (match-string 0)))
2589 (setq leading-space (match-string 0)))))
2590 (while (and (not (eobp))
2591 (not (looking-at paragraph-separate))
2592 (not (looking-at message-cite-prefix-regexp)))
2596 (while (and (if (bobp) nil (forward-line -1) t)
2597 (not (looking-at paragraph-start))
2598 (not (looking-at message-cite-prefix-regexp)))
2599 (setq beg (point))))
2602 (narrow-to-region beg end)
2609 (setq point (point))
2610 ;; (newline 2) doesn't mark both newline's as hard, so call
2611 ;; newline twice. -jas
2614 (delete-region (point) (re-search-forward "[ \t]*"))
2615 (when (and quoted (not bolp))
2616 (insert quoted leading-space)))
2618 (let* ((adaptive-fill-regexp
2619 (regexp-quote (concat quoted leading-space)))
2620 (adaptive-fill-first-line-regexp
2621 adaptive-fill-regexp ))
2622 (fill-paragraph arg))
2623 (fill-paragraph arg))
2624 (if point (goto-char point)))))
2626 (defun message-fill-paragraph (&optional arg)
2627 "Like `fill-paragraph'."
2628 (interactive (list (if current-prefix-arg 'full)))
2629 (if (and (boundp 'filladapt-mode) filladapt-mode)
2631 (message-newline-and-reformat arg t)
2634 ;; Is it better to use `mail-header-end'?
2635 (defun message-point-in-header-p ()
2636 "Return t if point is in the header."
2639 (goto-char (point-min))
2640 (not (re-search-forward
2641 (concat "^" (regexp-quote mail-header-separator) "\n")
2644 (defun message-do-auto-fill ()
2645 "Like `do-auto-fill', but don't fill in message header."
2646 (unless (message-point-in-header-p)
2649 (defun message-insert-signature (&optional force)
2650 "Insert a signature. See documentation for variable `message-signature'."
2651 (interactive (list 0))
2654 ((and (null message-signature)
2657 (goto-char (point-max))
2658 (not (re-search-backward message-signature-separator nil t))))
2659 ((and (null message-signature)
2662 ((message-functionp message-signature)
2663 (funcall message-signature))
2664 ((listp message-signature)
2665 (eval message-signature))
2666 (t message-signature)))
2668 (cond ((stringp signature)
2670 ((and (eq t signature)
2671 message-signature-file
2672 (file-exists-p message-signature-file))
2675 (goto-char (point-max))
2676 ;; Insert the signature.
2680 (if (eq signature t)
2681 (insert-file-contents message-signature-file)
2683 (goto-char (point-max))
2684 (or (bolp) (insert "\n")))))
2686 (defun message-insert-importance-high ()
2687 "Insert header to mark message as important."
2690 (message-remove-header "Importance")
2692 (insert "Importance: high\n")))
2694 (defun message-insert-importance-low ()
2695 "Insert header to mark message as unimportant."
2698 (message-remove-header "Importance")
2700 (insert "Importance: low\n")))
2702 (defun message-insert-or-toggle-importance ()
2703 "Insert a \"Importance: high\" header, or cycle through the header values.
2704 The three allowed values according to RFC 1327 are `high', `normal'
2708 (let ((valid '("high" "normal" "low"))
2711 (when (setq cur (message-fetch-field "Importance"))
2712 (message-remove-header "Importance")
2713 (setq new (cond ((string= cur "high")
2715 ((string= cur "low")
2720 (insert (format "Importance: %s\n" new)))))
2722 (defun message-insert-disposition-notification-to ()
2723 "Request a disposition notification (return receipt) to this message.
2724 Note that this should not be used in newsgroups."
2727 (message-remove-header "Disposition-Notification-To")
2729 (insert (format "Disposition-Notification-To: %s\n"
2730 (or (message-fetch-field "From") (message-make-from))))))
2732 (defun message-elide-region (b e)
2733 "Elide the text in the region.
2734 An ellipsis (from `message-elide-ellipsis') will be inserted where the
2738 (insert message-elide-ellipsis))
2740 (defvar message-caesar-translation-table nil)
2742 (defun message-caesar-region (b e &optional n)
2743 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
2746 (min (point) (or (mark t) (point)))
2747 (max (point) (or (mark t) (point)))
2748 (when current-prefix-arg
2749 (prefix-numeric-value current-prefix-arg))))
2751 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
2752 (unless (or (zerop n) ; no action needed for a rot of 0
2753 (= b e)) ; no region to rotate
2754 ;; We build the table, if necessary.
2755 (when (or (not message-caesar-translation-table)
2756 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
2757 (setq message-caesar-translation-table
2758 (message-make-caesar-translation-table n)))
2759 (translate-region b e message-caesar-translation-table)))
2761 (defun message-make-caesar-translation-table (n)
2762 "Create a rot table with offset N."
2764 (table (make-string 256 0)))
2765 (while (< (incf i) 256)
2768 (substring table 0 ?A)
2769 (substring table (+ ?A n) (+ ?A n (- 26 n)))
2770 (substring table ?A (+ ?A n))
2771 (substring table (+ ?A 26) ?a)
2772 (substring table (+ ?a n) (+ ?a n (- 26 n)))
2773 (substring table ?a (+ ?a n))
2774 (substring table (+ ?a 26) 255))))
2776 (defun message-caesar-buffer-body (&optional rotnum)
2777 "Caesar rotate all letters in the current buffer by 13 places.
2778 Used to encode/decode possibly offensive messages (commonly in rec.humor).
2779 With prefix arg, specifies the number of places to rotate each letter forward.
2780 Mail and USENET news headers are not rotated."
2781 (interactive (if current-prefix-arg
2782 (list (prefix-numeric-value current-prefix-arg))
2786 (when (message-goto-body)
2787 (narrow-to-region (point) (point-max)))
2788 (message-caesar-region (point-min) (point-max) rotnum))))
2790 (defun message-pipe-buffer-body (program)
2791 "Pipe the message body in the current buffer through PROGRAM."
2794 (when (message-goto-body)
2795 (narrow-to-region (point) (point-max)))
2796 (shell-command-on-region
2797 (point-min) (point-max) program nil t))))
2799 (defun message-rename-buffer (&optional enter-string)
2800 "Rename the *message* buffer to \"*message* RECIPIENT\".
2801 If the function is run with a prefix, it will ask for a new buffer
2802 name, rather than giving an automatic name."
2803 (interactive "Pbuffer name: ")
2806 (goto-char (point-min))
2807 (narrow-to-region (point)
2808 (search-forward mail-header-separator nil 'end))
2810 (if (message-news-p) (message-fetch-field "Newsgroups")
2811 (message-fetch-field "To"))
2814 (if (string-match "," mail-to)
2815 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
2817 (name-default (concat "*message* " mail-trimmed-to))
2818 (name (if enter-string
2819 (read-string "New buffer name: " name-default)
2821 (rename-buffer name t)))))
2823 (defun message-fill-yanked-message (&optional justifyp)
2824 "Fill the paragraphs of a message yanked into this one.
2825 Numeric argument means justify as well."
2828 (goto-char (point-min))
2829 (search-forward (concat "\n" mail-header-separator "\n") nil t)
2830 (let ((fill-prefix message-yank-prefix))
2831 (fill-individual-paragraphs (point) (point-max) justifyp))))
2833 (defun message-indent-citation ()
2834 "Modify text just inserted from a message to be cited.
2835 The inserted text should be the region.
2836 When this function returns, the region is again around the modified text.
2838 Normally, indent each nonblank line `message-indentation-spaces' spaces.
2839 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
2840 (let ((start (point)))
2841 ;; Remove unwanted headers.
2842 (when message-ignored-cited-headers
2847 (if (search-forward "\n\n" nil t)
2850 (message-remove-header message-ignored-cited-headers t)
2851 (when (= (point-min) (point-max))
2852 (setq all-removed t))
2853 (goto-char (point-max)))
2857 ;; Delete blank lines at the start of the buffer.
2858 (while (and (point-min)
2861 (message-delete-line))
2862 ;; Delete blank lines at the end of the buffer.
2863 (goto-char (point-max))
2866 (while (and (zerop (forward-line -1))
2868 (message-delete-line))
2869 ;; Do the indentation.
2870 (if (null message-yank-prefix)
2871 (indent-rigidly start (mark t) message-indentation-spaces)
2874 (while (< (point) (mark t))
2875 (if (or (looking-at ">") (looking-at "^$"))
2876 (insert message-yank-cited-prefix)
2877 (insert message-yank-prefix))
2881 (defun message-yank-original (&optional arg)
2882 "Insert the message being replied to, if any.
2883 Puts point before the text and mark after.
2884 Normally indents each nonblank line ARG spaces (default 3). However,
2885 if `message-yank-prefix' is non-nil, insert that prefix on each line.
2887 This function uses `message-cite-function' to do the actual citing.
2889 Just \\[universal-argument] as argument means don't indent, insert no
2890 prefix, and don't delete any headers."
2892 (let ((modified (buffer-modified-p)))
2893 (when (and message-reply-buffer
2894 message-cite-function)
2895 (delete-windows-on message-reply-buffer t)
2896 (insert-buffer message-reply-buffer)
2898 (funcall message-cite-function))
2899 (message-exchange-point-and-mark)
2903 (setq message-checksum (message-checksum))))))
2905 (defun message-yank-buffer (buffer)
2906 "Insert BUFFER into the current buffer and quote it."
2907 (interactive "bYank buffer: ")
2908 (let ((message-reply-buffer buffer))
2909 (save-window-excursion
2910 (message-yank-original))))
2912 (defun message-buffers ()
2913 "Return a list of active message buffers."
2916 (dolist (buffer (buffer-list t))
2918 (when (and (eq major-mode 'message-mode)
2919 (null message-sent-message-via))
2920 (push (buffer-name buffer) buffers))))
2921 (nreverse buffers)))
2923 (defun message-cite-original-without-signature ()
2924 "Cite function in the standard Message manner."
2925 (let ((start (point))
2928 (when message-indent-citation-function
2929 (if (listp message-indent-citation-function)
2930 message-indent-citation-function
2931 (list message-indent-citation-function)))))
2932 (mml-quote-region start end)
2936 (when (re-search-backward message-signature-separator start t)
2937 ;; Also peel off any blank lines before the signature.
2939 (while (looking-at "^[ \t]*$")
2942 (delete-region (point) end)
2943 (unless (search-backward "\n\n" start t)
2944 ;; Insert a blank line if it is peeled off.
2948 (funcall (pop functions)))
2949 (when message-citation-line-function
2952 (funcall message-citation-line-function))))
2954 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
2955 (defun message-cite-original ()
2956 "Cite function in the standard Message manner."
2957 (if (and (boundp 'mail-citation-hook)
2959 (run-hooks 'mail-citation-hook)
2960 (let ((start (point))
2963 (when message-indent-citation-function
2964 (if (listp message-indent-citation-function)
2965 message-indent-citation-function
2966 (list message-indent-citation-function)))))
2967 (mml-quote-region start end)
2970 (funcall (pop functions)))
2971 (when message-citation-line-function
2974 (funcall message-citation-line-function)))))
2976 (defun message-insert-citation-line ()
2977 "Insert a simple citation line."
2978 (when message-reply-headers
2979 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
2981 (defun message-position-on-field (header &rest afters)
2982 (let ((case-fold-search t))
2985 (goto-char (point-min))
2988 (concat "^" (regexp-quote mail-header-separator) "$"))
2989 (match-beginning 0)))
2990 (goto-char (point-min))
2991 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
2993 (re-search-forward "^[^ \t]" nil 'move)
2995 (skip-chars-backward "\n")
2998 (not (re-search-forward
2999 (concat "^" (regexp-quote (car afters)) ":")
3003 (re-search-forward "^[^ \t]" nil 'move)
3004 (beginning-of-line))
3005 (insert header ": \n")
3009 (defun message-remove-signature ()
3010 "Remove the signature from the text between point and mark.
3011 The text will also be indented the normal way."
3013 (let ((start (point))
3015 (if (not (re-search-forward message-signature-separator (mark t) t))
3016 ;; No signature here, so we just indent the cited text.
3017 (message-indent-citation)
3018 ;; Find the last non-empty line.
3020 (while (looking-at "[ \t]*$")
3023 (setq mark (set-marker (make-marker) (point)))
3025 (message-indent-citation)
3026 ;; Enable undoing the deletion.
3028 (delete-region mark (mark t))
3029 (set-marker mark nil)))))
3034 ;;; Sending messages
3037 (defun message-send-and-exit (&optional arg)
3038 "Send message like `message-send', then, if no errors, exit from mail buffer."
3040 (let ((buf (current-buffer))
3041 (actions message-exit-actions))
3042 (when (and (message-send arg)
3044 (if message-kill-buffer-on-exit
3047 (when (eq buf (current-buffer))
3048 (message-bury buf)))
3049 (message-do-actions actions)
3052 (defun message-dont-send ()
3053 "Don't send the message you have been editing.
3054 Instead, just auto-save the buffer and then bury it."
3056 (set-buffer-modified-p t)
3058 (let ((actions message-postpone-actions))
3059 (message-bury (current-buffer))
3060 (message-do-actions actions)))
3062 (defun message-kill-buffer ()
3063 "Kill the current buffer."
3065 (when (or (not (buffer-modified-p))
3066 (yes-or-no-p "Message modified; kill anyway? "))
3067 (let ((actions message-kill-actions)
3068 (draft-article message-draft-article)
3069 (auto-save-file-name buffer-auto-save-file-name)
3070 (file-name buffer-file-name)
3071 (modified (buffer-modified-p)))
3072 (setq buffer-file-name nil)
3073 (kill-buffer (current-buffer))
3074 (when (and (or (and auto-save-file-name
3075 (file-exists-p auto-save-file-name))
3077 (file-exists-p file-name)))
3078 (yes-or-no-p (format "Remove the backup file%s? "
3079 (if modified " too" ""))))
3081 (delete-file auto-save-file-name))
3082 (let ((message-draft-article draft-article))
3083 (message-disassociate-draft)))
3084 (message-do-actions actions))))
3086 (defun message-bury (buffer)
3087 "Bury this mail BUFFER."
3088 (let ((newbuf (other-buffer buffer)))
3089 (bury-buffer buffer)
3090 (if (and (fboundp 'frame-parameters)
3091 (cdr (assq 'dedicated (frame-parameters)))
3092 (not (null (delq (selected-frame) (visible-frame-list)))))
3093 (delete-frame (selected-frame))
3094 (switch-to-buffer newbuf))))
3096 (defun message-send (&optional arg)
3097 "Send the message in the current buffer.
3098 If `message-interactive' is non-nil, wait for success indication or
3099 error messages, and inform user.
3100 Otherwise any failure is reported in a message back to the user from
3102 The usage of ARG is defined by the instance that called Message.
3103 It should typically alter the sending method in some way or other."
3105 ;; Make it possible to undo the coming changes.
3107 (let ((inhibit-read-only t))
3108 (put-text-property (point-min) (point-max) 'read-only nil))
3109 (message-fix-before-sending)
3110 (run-hooks 'message-send-hook)
3111 (message message-sending-message)
3112 (let ((alist message-send-method-alist)
3114 elem sent dont-barf-on-no-method
3115 (message-options message-options))
3116 (message-options-set-recipient)
3118 (setq elem (pop alist)))
3119 (when (funcall (cadr elem))
3120 (when (and (or (not (memq (car elem)
3121 message-sent-message-via))
3122 (if (or (message-gnksa-enable-p 'multiple-copies)
3123 (not (eq (car elem) 'news)))
3126 "Already sent message via %s; resend? "
3128 (error "Denied posting -- multiple copies")))
3129 (setq success (funcall (caddr elem) arg)))
3133 (let ((fcc (message-fetch-field "Fcc"))
3134 (gcc (message-fetch-field "Gcc")))
3136 (or (eq message-allow-no-recipients 'always)
3137 (and (not (eq message-allow-no-recipients 'never))
3138 (setq dont-barf-on-no-method
3140 (format "No receiver, perform %s anyway? "
3141 (cond ((and fcc gcc) "Fcc and Gcc")
3144 (error "No methods specified to send by"))
3145 (when (or dont-barf-on-no-method
3149 (run-hooks 'message-sent-hook))
3150 (message "Sending...done")
3151 ;; Mark the buffer as unmodified and delete auto-save.
3152 (set-buffer-modified-p nil)
3153 (delete-auto-save-file-if-necessary t)
3154 (message-disassociate-draft)
3155 ;; Delete other mail buffers and stuff.
3156 (message-do-send-housekeeping)
3157 (message-do-actions message-send-actions)
3161 (defun message-send-via-mail (arg)
3162 "Send the current message via mail."
3163 (message-send-mail arg))
3165 (defun message-send-via-news (arg)
3166 "Send the current message via news."
3167 (funcall message-send-news-function arg))
3169 (defmacro message-check (type &rest forms)
3170 "Eval FORMS if TYPE is to be checked."
3171 `(or (message-check-element ,type)
3175 (put 'message-check 'lisp-indent-function 1)
3176 (put 'message-check 'edebug-form-spec '(form body))
3178 (defun message-text-with-property (prop)
3179 "Return a list of all points where the text has PROP."
3181 (point (point-min)))
3183 (while (< point (point-max))
3184 (when (get-text-property point prop)
3185 (push point points))
3189 (defun message-fix-before-sending ()
3190 "Do various things to make the message nice before sending it."
3191 ;; Make sure there's a newline at the end of the message.
3192 (goto-char (point-max))
3195 ;; Delete all invisible text.
3196 (message-check 'invisible-text
3197 (let ((points (message-text-with-property 'invisible)))
3199 (goto-char (car points))
3200 (dolist (point points)
3201 (add-text-properties point (1+ point)
3202 '(invisible nil highlight t)))
3203 (unless (yes-or-no-p
3204 "Invisible text found and made visible; continue posting? ")
3205 (error "Invisible text found and made visible")))))
3206 (message-check 'illegible-text
3209 (skip-chars-forward mm-7bit-chars)
3211 (when (let ((char (char-after)))
3212 (or (< (mm-char-int char) 128)
3213 (and (mm-multibyte-p)
3214 (memq (char-charset char)
3215 '(eight-bit-control eight-bit-graphic
3217 (add-text-properties (point) (1+ (point)) '(highlight t))
3220 (skip-chars-forward mm-7bit-chars))
3223 (gnus-multiple-choice
3224 "Illegible text found. Continue posting? "
3225 '((?d "Remove and continue posting")
3226 (?r "Replace with dots and continue posting")
3227 (?i "Ignore and continue posting")
3228 (?e "Continue editing"))))
3230 (error "Illegible text found"))
3232 (skip-chars-forward mm-7bit-chars)
3234 (when (let ((char (char-after)))
3235 (or (< (mm-char-int char) 128)
3236 (and (mm-multibyte-p)
3237 (memq (char-charset char)
3238 '(eight-bit-control eight-bit-graphic
3241 (remove-text-properties (point) (1+ (point)) '(highlight t))
3246 (skip-chars-forward mm-7bit-chars))))))
3248 (defun message-add-action (action &rest types)
3249 "Add ACTION to be performed when doing an exit of type TYPES."
3251 (add-to-list (intern (format "message-%s-actions" (pop types)))
3254 (defun message-delete-action (action &rest types)
3255 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3258 (set (setq var (intern (format "message-%s-actions" (pop types))))
3259 (delq action (symbol-value var))))))
3261 (defun message-do-actions (actions)
3262 "Perform all actions in ACTIONS."
3263 ;; Now perform actions on successful sending.
3267 ;; A simple function.
3268 ((message-functionp (car actions))
3269 (funcall (car actions)))
3270 ;; Something to be evaled.
3272 (eval (car actions)))))
3275 (defun message-send-mail-partially ()
3276 "Send mail as message/partial."
3277 ;; replace the header delimiter with a blank line
3278 (goto-char (point-min))
3280 (concat "^" (regexp-quote mail-header-separator) "\n"))
3281 (replace-match "\n")
3282 (run-hooks 'message-send-mail-hook)
3283 (let ((p (goto-char (point-min)))
3284 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3285 (curbuf (current-buffer))
3286 (id (message-make-message-id)) (n 1)
3287 plist total header required-mail-headers)
3289 (if (< (point-max) (+ p message-send-mail-partially-limit))
3290 (goto-char (point-max))
3291 (goto-char (+ p message-send-mail-partially-limit))
3293 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3296 (setq total (length plist))
3297 (push (point-max) plist)
3298 (setq plist (nreverse plist))
3301 (setq p (pop plist))
3304 (copy-to-buffer tembuf p (car plist))
3306 (goto-char (point-min))
3309 (goto-char (point-min))
3310 (narrow-to-region (point) (point))
3313 (setq header (buffer-substring (point-min) (point)))
3314 (goto-char (point-min))
3315 (narrow-to-region (point) (point))
3317 (message-remove-header "Mime-Version")
3318 (message-remove-header "Content-Type")
3319 (message-remove-header "Content-Transfer-Encoding")
3320 (message-remove-header "Message-ID")
3321 (message-remove-header "Lines")
3322 (goto-char (point-max))
3323 (insert "Mime-Version: 1.0\n")
3324 (setq header (buffer-substring (point-min) (point-max))))
3325 (goto-char (point-max))
3326 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3329 (let ((mail-header-separator ""))
3330 (when (memq 'Message-ID message-required-mail-headers)
3331 (insert "Message-ID: " (message-make-message-id) "\n"))
3332 (when (memq 'Lines message-required-mail-headers)
3333 (insert "Lines: " (message-make-lines) "\n"))
3334 (message-goto-subject)
3336 (insert (format " (%d/%d)" n total))
3338 (mm-with-unibyte-current-buffer
3339 (funcall (or message-send-mail-real-function
3340 message-send-mail-function))))
3342 (setq p (pop plist))
3344 (kill-buffer tembuf))))
3346 (defun message-send-mail (&optional arg)
3347 (require 'mail-utils)
3348 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3349 (case-fold-search nil)
3350 (news (message-news-p))
3351 (mailbuf (current-buffer))
3352 (message-this-is-mail t)
3353 (message-posting-charset
3354 (if (fboundp 'gnus-setup-posting-charset)
3355 (gnus-setup-posting-charset nil)
3356 message-posting-charset))
3357 (headers message-required-mail-headers))
3359 (message-narrow-to-headers)
3360 ;; Generate the Mail-Followup-To header if the header is not there...
3361 (if (and (message-subscribed-p)
3362 (not (mail-fetch-field "mail-followup-to")))
3365 (cons "Mail-Followup-To" (message-make-mft))
3366 message-required-mail-headers))
3367 ;; otherwise, delete the MFT header if the field is empty
3368 (when (equal "" (mail-fetch-field "mail-followup-to"))
3369 (message-remove-header "^Mail-Followup-To:")))
3370 ;; Insert some headers.
3371 (let ((message-deletable-headers
3372 (if news nil message-deletable-headers)))
3373 (message-generate-headers headers))
3374 ;; Let the user do all of the above.
3375 (run-hooks 'message-header-hook))
3380 ;; Avoid copying text props (except hard newlines).
3381 (insert (with-current-buffer mailbuf
3382 (mml-buffer-substring-no-properties-except-hard-newlines
3383 (point-min) (point-max))))
3384 ;; Remove some headers.
3385 (message-encode-message-body)
3387 (message-narrow-to-headers)
3388 ;; We (re)generate the Lines header.
3389 (when (memq 'Lines message-required-mail-headers)
3390 (message-generate-headers '(Lines)))
3391 ;; Remove some headers.
3392 (message-remove-header message-ignored-mail-headers t)
3393 (let ((mail-parse-charset message-default-charset))
3394 (mail-encode-encoded-word-buffer)))
3395 (goto-char (point-max))
3396 ;; require one newline at the end.
3397 (or (= (preceding-char) ?\n)
3401 (message-narrow-to-headers)
3403 (or (message-fetch-field "cc")
3404 (message-fetch-field "to"))
3405 (let ((content-type (message-fetch-field "content-type")))
3408 (string= "text/plain"
3410 (mail-header-parse-content-type
3412 (message-insert-courtesy-copy))
3413 (if (or (not message-send-mail-partially-limit)
3414 (< (point-max) message-send-mail-partially-limit)
3415 (not (message-y-or-n-p
3416 "The message size is too large, split? "
3420 (/ (point-max) 1000) "KB, is too large.
3422 Some mail gateways (MTA's) bounce large messages. To avoid the
3423 problem, answer `y', and the message will be split into several
3424 smaller pieces, the size of each is about "
3425 (/ message-send-mail-partially-limit 1000)
3429 However, some mail readers (MUA's) can't read split messages, i.e.,
3430 mails in message/partially format. Answer `n', and the message will be
3433 The size limit is controlled by `message-send-mail-partially-limit'.
3434 If you always want Gnus to send messages in one piece, set
3435 `message-send-mail-partially-limit' to `nil'.
3437 (mm-with-unibyte-current-buffer
3438 (message "Sending via mail...")
3439 (funcall (or message-send-mail-real-function
3440 message-send-mail-function)))
3441 (message-send-mail-partially)))
3442 (kill-buffer tembuf))
3443 (set-buffer mailbuf)
3444 (push 'mail message-sent-message-via)))
3446 (defun message-send-mail-with-sendmail ()
3447 "Send off the prepared buffer with sendmail."
3448 (let ((errbuf (if message-interactive
3449 (message-generate-new-buffer-clone-locals
3452 resend-to-addresses delimline)
3455 (let ((case-fold-search t))
3457 (message-narrow-to-headers)
3458 (setq resend-to-addresses (message-fetch-field "resent-to")))
3459 ;; Change header-delimiter to be what sendmail expects.
3460 (goto-char (point-min))
3462 (concat "^" (regexp-quote mail-header-separator) "\n"))
3463 (replace-match "\n")
3465 (setq delimline (point-marker))
3466 (run-hooks 'message-send-mail-hook)
3467 ;; Insert an extra newline if we need it to work around
3468 ;; Sun's bug that swallows newlines.
3469 (goto-char (1+ delimline))
3470 (when (eval message-mailer-swallows-blank-line)
3472 (when message-interactive
3476 (let* ((default-directory "/")
3477 (coding-system-for-write message-send-coding-system)
3479 'call-process-region
3481 (list (point-min) (point-max)
3482 (if (boundp 'sendmail-program)
3484 "/usr/lib/sendmail")
3485 nil errbuf nil "-oi")
3486 ;; Always specify who from,
3487 ;; since some systems have broken sendmails.
3488 ;; But some systems are more broken with -f, so
3489 ;; we'll let users override this.
3490 (if (null message-sendmail-f-is-evil)
3491 (list "-f" (message-make-address)))
3492 ;; These mean "report errors by mail"
3493 ;; and "deliver in background".
3494 (if (null message-interactive) '("-oem" "-odb"))
3495 ;; Get the addresses from the message
3496 ;; unless this is a resend.
3497 ;; We must not do that for a resend
3498 ;; because we would find the original addresses.
3499 ;; For a resend, include the specific addresses.
3500 (if resend-to-addresses
3501 (list resend-to-addresses)
3503 (unless (or (null cpr) (zerop cpr))
3504 (error "Sending...failed with exit value %d" cpr)))
3505 (when message-interactive
3508 (goto-char (point-min))
3509 (while (re-search-forward "\n\n* *" nil t)
3510 (replace-match "; "))
3511 (if (not (zerop (buffer-size)))
3512 (error "Sending...failed to %s"
3513 (buffer-substring (point-min) (point-max)))))))
3514 (when (bufferp errbuf)
3515 (kill-buffer errbuf)))))
3517 (defun message-send-mail-with-qmail ()
3518 "Pass the prepared message buffer to qmail-inject.
3519 Refer to the documentation for the variable `message-send-mail-function'
3520 to find out how to use this."
3521 ;; replace the header delimiter with a blank line
3522 (goto-char (point-min))
3524 (concat "^" (regexp-quote mail-header-separator) "\n"))
3525 (replace-match "\n")
3526 (run-hooks 'message-send-mail-hook)
3529 (let ((coding-system-for-write message-send-coding-system))
3531 'call-process-region 1 (point-max) message-qmail-inject-program
3533 ;; qmail-inject's default behaviour is to look for addresses on the
3534 ;; command line; if there're none, it scans the headers.
3535 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
3537 ;; in general, ALL of qmail-inject's defaults are perfect for simply
3538 ;; reading a formatted (i. e., at least a To: or Resent-To header)
3539 ;; message from stdin.
3541 ;; qmail also has the advantage of not having been raped by
3542 ;; various vendors, so we don't have to allow for that, either --
3543 ;; compare this with message-send-mail-with-sendmail and weep
3544 ;; for sendmail's lost innocence.
3546 ;; all this is way cool coz it lets us keep the arguments entirely
3547 ;; free for -inject-arguments -- a big win for the user and for us
3548 ;; since we don't have to play that double-guessing game and the user
3549 ;; gets full control (no gestapo'ish -f's, for instance). --sj
3550 (if (message-functionp message-qmail-inject-args)
3551 (funcall message-qmail-inject-args)
3552 message-qmail-inject-args)))
3553 ;; qmail-inject doesn't say anything on it's stdout/stderr,
3554 ;; we have to look at the retval instead
3556 (100 (error "qmail-inject reported permanent failure"))
3557 (111 (error "qmail-inject reported transient failure"))
3558 ;; should never happen
3559 (t (error "qmail-inject reported unknown failure"))))
3561 (defun message-send-mail-with-mh ()
3562 "Send the prepared message buffer with mh."
3563 (let ((mh-previous-window-config nil)
3564 (name (mh-new-draft-name)))
3565 (setq buffer-file-name name)
3566 ;; MH wants to generate these headers itself.
3567 (when message-mh-deletable-headers
3568 (let ((headers message-mh-deletable-headers))
3570 (goto-char (point-min))
3571 (and (re-search-forward
3572 (concat "^" (symbol-name (car headers)) ": *") nil t)
3573 (message-delete-line))
3575 (run-hooks 'message-send-mail-hook)
3576 ;; Pass it on to mh.
3579 (defun message-smtpmail-send-it ()
3580 "Send the prepared message buffer with `smtpmail-send-it'.
3581 This only differs from `smtpmail-send-it' that this command evaluates
3582 `message-send-mail-hook' just before sending a message. It is useful
3583 if your ISP requires the POP-before-SMTP authentication. See the
3584 documentation for the function `mail-source-touch-pop'."
3585 (run-hooks 'message-send-mail-hook)
3588 (defun message-canlock-generate ()
3589 "Return a string that is non-trival to guess.
3590 Do not use this for anything important, it is cryptographically weak."
3591 (let (sha1-maximum-internal-length)
3592 (sha1 (concat (message-unique-id)
3593 (format "%x%x%x" (random) (random t) (random))
3594 (prin1-to-string (recent-keys))
3595 (prin1-to-string (garbage-collect))))))
3597 (defun message-canlock-password ()
3598 "The password used by message for cancel locks.
3599 This is the value of `canlock-password', if that option is non-nil.
3600 Otherwise, generate and save a value for `canlock-password' first."
3601 (unless canlock-password
3602 (customize-save-variable 'canlock-password (message-canlock-generate))
3603 (setq canlock-password-for-verify canlock-password))
3606 (defun message-insert-canlock ()
3607 (when message-insert-canlock
3608 (message-canlock-password)
3609 (canlock-insert-header)))
3611 (defun message-send-news (&optional arg)
3612 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
3613 (case-fold-search nil)
3614 (method (if (message-functionp message-post-method)
3615 (funcall message-post-method arg)
3616 message-post-method))
3617 (newsgroups-field (save-restriction
3618 (message-narrow-to-headers-or-head)
3619 (message-fetch-field "Newsgroups")))
3620 (followup-field (save-restriction
3621 (message-narrow-to-headers-or-head)
3622 (message-fetch-field "Followup-To")))
3623 ;; BUG: We really need to get the charset for each name in the
3624 ;; Newsgroups and Followup-To lines to allow crossposting
3625 ;; between group namess with incompatible character sets.
3626 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
3627 (group-field-charset
3628 (gnus-group-name-charset method newsgroups-field))
3629 (followup-field-charset
3630 (gnus-group-name-charset method (or followup-field "")))
3631 (rfc2047-header-encoding-alist
3632 (append (when group-field-charset
3633 (list (cons "Newsgroups" group-field-charset)))
3634 (when followup-field-charset
3635 (list (cons "Followup-To" followup-field-charset)))
3636 rfc2047-header-encoding-alist))
3637 (messbuf (current-buffer))
3638 (message-syntax-checks
3640 (listp message-syntax-checks))
3641 (cons '(existing-newsgroups . disabled)
3642 message-syntax-checks)
3643 message-syntax-checks))
3644 (message-this-is-news t)
3645 (message-posting-charset
3646 (gnus-setup-posting-charset newsgroups-field))
3648 (if (not (message-check-news-body-syntax))
3651 (message-narrow-to-headers)
3652 ;; Insert some headers.
3653 (message-generate-headers message-required-news-headers)
3654 (message-insert-canlock)
3655 ;; Let the user do all of the above.
3656 (run-hooks 'message-header-hook))
3657 ;; Note: This check will be disabled by the ".*" default value for
3658 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
3659 (when (and group-field-charset
3660 (listp message-syntax-checks))
3661 (setq message-syntax-checks
3662 (cons '(valid-newsgroups . disabled)
3663 message-syntax-checks)))
3664 (message-cleanup-headers)
3665 (if (not (let ((message-post-method method))
3666 (message-check-news-syntax)))
3671 (buffer-disable-undo)
3673 ;; Avoid copying text props (except hard newlines).
3675 (with-current-buffer messbuf
3676 (mml-buffer-substring-no-properties-except-hard-newlines
3677 (point-min) (point-max))))
3678 (message-encode-message-body)
3679 ;; Remove some headers.
3681 (message-narrow-to-headers)
3682 ;; We (re)generate the Lines header.
3683 (when (memq 'Lines message-required-mail-headers)
3684 (message-generate-headers '(Lines)))
3685 ;; Remove some headers.
3686 (message-remove-header message-ignored-news-headers t)
3687 (let ((mail-parse-charset message-default-charset))
3688 (mail-encode-encoded-word-buffer)))
3689 (goto-char (point-max))
3690 ;; require one newline at the end.
3691 (or (= (preceding-char) ?\n)
3693 (let ((case-fold-search t))
3694 ;; Remove the delimiter.
3695 (goto-char (point-min))
3697 (concat "^" (regexp-quote mail-header-separator) "\n"))
3698 (replace-match "\n")
3700 (run-hooks 'message-send-news-hook)
3701 (gnus-open-server method)
3702 (message "Sending news via %s..." (gnus-server-string method))
3703 (setq result (let ((mail-header-separator ""))
3704 (gnus-request-post method))))
3705 (kill-buffer tembuf))
3706 (set-buffer messbuf)
3708 (push 'news message-sent-message-via)
3709 (message "Couldn't send message via news: %s"
3710 (nnheader-get-report (car method)))
3714 ;;; Header generation & syntax checking.
3717 (defun message-check-element (type)
3718 "Return non-nil if this TYPE is not to be checked."
3719 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
3721 (let ((able (assq type message-syntax-checks)))
3723 (eq (cdr able) 'disabled)))))
3725 (defun message-check-news-syntax ()
3726 "Check the syntax of the message."
3730 ;; We narrow to the headers and check them first.
3733 (message-narrow-to-headers)
3734 (message-check-news-header-syntax))))))
3736 (defun message-check-news-header-syntax ()
3738 ;; Check Newsgroups header.
3739 (message-check 'newsgroups
3740 (let ((group (message-fetch-field "newsgroups")))
3743 (not (string-match "\\`[ \t]*\\'" group)))
3746 "The newsgroups field is empty or missing. Posting is denied.")))))
3747 ;; Check the Subject header.
3748 (message-check 'subject
3749 (let* ((case-fold-search t)
3750 (subject (message-fetch-field "subject")))
3753 (not (string-match "\\`[ \t]*\\'" subject)))
3756 "The subject field is empty or missing. Posting is denied.")))))
3757 ;; Check for commands in Subject.
3758 (message-check 'subject-cmsg
3759 (if (string-match "^cmsg " (message-fetch-field "subject"))
3761 "The control code \"cmsg\" is in the subject. Really post? ")
3763 ;; Check for multiple identical headers.
3764 (message-check 'multiple-headers
3766 (while (and (not found)
3767 (re-search-forward "^[^ \t:]+: " nil t))
3769 (or (re-search-forward
3774 (match-beginning 0) (- (match-end 0) 2))))
3779 (y-or-n-p (format "Multiple %s headers. Really post? " found))
3781 ;; Check for Version and Sendsys.
3782 (message-check 'sendsys
3783 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
3785 (format "The article contains a %s command. Really post? "
3786 (buffer-substring (match-beginning 0)
3787 (1- (match-end 0)))))
3789 ;; See whether we can shorten Followup-To.
3790 (message-check 'shorten-followup-to
3791 (let ((newsgroups (message-fetch-field "newsgroups"))
3792 (followup-to (message-fetch-field "followup-to"))
3794 (when (and newsgroups
3795 (string-match "," newsgroups)
3800 (setq to (completing-read
3801 "Followups to (default: no Followup-To header) "
3802 (mapcar (lambda (g) (list g))
3804 (message-tokenize-header
3806 (goto-char (point-min))
3807 (insert "Followup-To: " to "\n"))
3809 ;; Check "Shoot me".
3810 (message-check 'shoot
3811 (if (re-search-forward
3812 "Message-ID.*.i-did-not-set--mail-host-address--so-shoot-me" nil t)
3813 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
3815 ;; Check for Approved.
3816 (message-check 'approved
3817 (if (re-search-forward "^Approved:" nil t)
3818 (y-or-n-p "The article contains an Approved header. Really post? ")
3820 ;; Check the Message-ID header.
3821 (message-check 'message-id
3822 (let* ((case-fold-search t)
3823 (message-id (message-fetch-field "message-id" t)))
3824 (or (not message-id)
3825 ;; Is there an @ in the ID?
3826 (and (string-match "@" message-id)
3827 ;; Is there a dot in the ID?
3828 (string-match "@[^.]*\\." message-id)
3829 ;; Does the ID end with a dot?
3830 (not (string-match "\\.>" message-id)))
3832 (format "The Message-ID looks strange: \"%s\". Really post? "
3834 ;; Check the Newsgroups & Followup-To headers.
3835 (message-check 'existing-newsgroups
3836 (let* ((case-fold-search t)
3837 (newsgroups (message-fetch-field "newsgroups"))
3838 (followup-to (message-fetch-field "followup-to"))
3839 (groups (message-tokenize-header
3841 (concat newsgroups "," followup-to)
3843 (post-method (if (message-functionp message-post-method)
3844 (funcall message-post-method)
3845 message-post-method))
3846 ;; KLUDGE to handle nnvirtual groups. Doing this right
3847 ;; would probably involve a new nnoo function.
3848 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
3849 (method (if (and (consp post-method)
3850 (eq (car post-method) 'nnvirtual)
3851 gnus-message-group-art)
3852 (let ((group (car (nnvirtual-find-group-art
3853 (car gnus-message-group-art)
3854 (cdr gnus-message-group-art)))))
3855 (gnus-find-method-for-group group))
3859 (gnus-group-name-decode
3860 (gnus-group-real-name n)
3861 (gnus-group-name-charset method n)))
3862 (gnus-groups-from-server method)))
3865 (unless (or (equal (car groups) "poster")
3866 (member (car groups) known-groups))
3867 (push (car groups) errors))
3870 ;; Gnus is not running.
3871 ((or (not (and (boundp 'gnus-active-hashtb)
3872 gnus-active-hashtb))
3873 (not (boundp 'gnus-read-active-file)))
3875 ;; We don't have all the group names.
3876 ((and (or (not gnus-read-active-file)
3877 (eq gnus-read-active-file 'some))
3881 "Really post to %s possibly unknown group%s: %s? "
3882 (if (= (length errors) 1) "this" "these")
3883 (if (= (length errors) 1) "" "s")
3884 (mapconcat 'identity errors ", "))))
3885 ;; There were no errors.
3888 ;; There are unknown groups.
3892 "Really post to %s unknown group%s: %s? "
3893 (if (= (length errors) 1) "this" "these")
3894 (if (= (length errors) 1) "" "s")
3895 (mapconcat 'identity errors ", ")))))))
3896 ;; Check the Newsgroups & Followup-To headers for syntax errors.
3897 (message-check 'valid-newsgroups
3898 (let ((case-fold-search t)
3899 (headers '("Newsgroups" "Followup-To"))
3901 (while (and headers (not error))
3902 (when (setq header (mail-fetch-field (car headers)))
3906 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
3911 (not (string-match "\\.\\'\\|\\.\\." g)))
3912 (message-tokenize-header header ","))))
3919 (format "The %s header looks odd: \"%s\". Really post? "
3920 (car headers) header)))))
3921 (message-check 'repeated-newsgroups
3922 (let ((case-fold-search t)
3923 (headers '("Newsgroups" "Followup-To"))
3924 header error groups group)
3927 (when (setq header (mail-fetch-field (pop headers)))
3928 (setq groups (message-tokenize-header header ","))
3929 (while (setq group (pop groups))
3930 (when (member group groups)
3936 (format "Group %s is repeated in headers. Really post? " error)))))
3937 ;; Check the From header.
3938 (message-check 'from
3939 (let* ((case-fold-search t)
3940 (from (message-fetch-field "from"))
3944 (message "There is no From line. Posting is denied.")
3946 ((or (not (string-match
3948 (setq ad (nth 1 (mail-extract-address-components
3949 from))))) ;larsi@ifi
3950 (string-match "\\.\\." ad) ;larsi@ifi..uio
3951 (string-match "@\\." ad) ;larsi@.ifi.uio
3952 (string-match "\\.$" ad) ;larsi@ifi.uio.
3953 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
3954 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
3956 "Denied posting -- the From looks strange: \"%s\"." from)
3958 ((let ((addresses (rfc822-addresses from)))
3959 (while (and addresses
3960 (not (eq (string-to-char (car addresses)) ?\()))
3961 (setq addresses (cdr addresses)))
3964 "Denied posting -- bad From address: \"%s\"." from)
3967 ;; Check the Reply-To header.
3968 (message-check 'reply-to
3969 (let* ((case-fold-search t)
3970 (reply-to (message-fetch-field "reply-to"))
3975 ((string-match "," reply-to)
3977 (format "Multiple Reply-To addresses: \"%s\". Really post? "
3979 ((or (not (string-match
3981 (setq ad (nth 1 (mail-extract-address-components
3982 reply-to))))) ;larsi@ifi
3983 (string-match "\\.\\." ad) ;larsi@ifi..uio
3984 (string-match "@\\." ad) ;larsi@.ifi.uio
3985 (string-match "\\.$" ad) ;larsi@ifi.uio.
3986 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
3987 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
3990 "The Reply-To looks strange: \"%s\". Really post? "
3994 (defun message-check-news-body-syntax ()
3996 ;; Check for long lines.
3997 (message-check 'long-lines
3998 (goto-char (point-min))
4000 (concat "^" (regexp-quote mail-header-separator) "$"))
4004 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4007 (< (- (point) p) 80)))
4008 (zerop (forward-line 1))))
4012 "You have lines longer than 79 characters. Really post? ")))
4013 ;; Check whether the article is empty.
4014 (message-check 'empty
4015 (goto-char (point-min))
4017 (concat "^" (regexp-quote mail-header-separator) "$"))
4020 (goto-char (point-max))
4021 (re-search-backward message-signature-separator nil t)
4023 (or (re-search-backward "[^ \n\t]" b t)
4024 (if (message-gnksa-enable-p 'empty-article)
4025 (y-or-n-p "Empty article. Really post? ")
4026 (message "Denied posting -- Empty article.")
4028 ;; Check for control characters.
4029 (message-check 'control-chars
4030 (if (re-search-forward "[\000-\007\013\015-\032\034-\037\200-\237]" nil t)
4032 "The article contains control characters. Really post? ")
4034 ;; Check excessive size.
4035 (message-check 'size
4036 (if (> (buffer-size) 60000)
4038 (format "The article is %d octets long. Really post? "
4041 ;; Check whether any new text has been added.
4042 (message-check 'new-text
4044 (not message-checksum)
4045 (not (eq (message-checksum) message-checksum))
4046 (if (message-gnksa-enable-p 'quoted-text-only)
4048 "It looks like no new text has been added. Really post? ")
4049 (message "Denied posting -- no new text has been added.")
4051 ;; Check the length of the signature.
4052 (message-check 'signature
4053 (goto-char (point-max))
4054 (if (> (count-lines (point) (point-max)) 5)
4057 "Your .sig is %d lines; it should be max 4. Really post? "
4058 (1- (count-lines (point) (point-max)))))
4060 ;; Ensure that text follows last quoted portion.
4061 (message-check 'quoting-style
4062 (goto-char (point-max))
4063 (let ((no-problem t))
4064 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4065 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4068 (if (message-gnksa-enable-p 'quoted-text-only)
4069 (y-or-n-p "Your text should follow quoted text. Really post? ")
4071 (goto-char (point-min))
4073 (concat "^" (regexp-quote mail-header-separator) "$"))
4074 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4075 (y-or-n-p "Your text should follow quoted text. Really post? ")
4076 (message "Denied posting -- only quoted text.")
4079 (defun message-checksum ()
4080 "Return a \"checksum\" for the current buffer."
4083 (goto-char (point-min))
4085 (concat "^" (regexp-quote mail-header-separator) "$"))
4087 (when (not (looking-at "[ \t\n]"))
4088 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4093 (defun message-do-fcc ()
4094 "Process Fcc headers in the current buffer."
4095 (let ((case-fold-search t)
4096 (buf (current-buffer))
4098 (mml-externalize-attachments message-fcc-externalize-attachments))
4101 (message-narrow-to-headers)
4102 (setq file (message-fetch-field "fcc" t)))
4104 (set-buffer (get-buffer-create " *message temp*"))
4106 (insert-buffer-substring buf)
4107 (message-encode-message-body)
4109 (message-narrow-to-headers)
4110 (while (setq file (message-fetch-field "fcc" t))
4112 (message-remove-header "fcc" nil t))
4113 (let ((mail-parse-charset message-default-charset)
4114 (rfc2047-header-encoding-alist
4115 (cons '("Newsgroups" . default)
4116 rfc2047-header-encoding-alist)))
4117 (mail-encode-encoded-word-buffer)))
4118 (goto-char (point-min))
4119 (when (re-search-forward
4120 (concat "^" (regexp-quote mail-header-separator) "$")
4122 (replace-match "" t t ))
4123 ;; Process FCC operations.
4125 (setq file (pop list))
4126 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4127 ;; Pipe the article to the program in question.
4128 (call-process-region (point-min) (point-max) shell-file-name
4129 nil nil nil shell-command-switch
4130 (match-string 1 file))
4131 ;; Save the article.
4132 (setq file (expand-file-name file))
4133 (unless (file-exists-p (file-name-directory file))
4134 (make-directory (file-name-directory file) t))
4135 (if (and message-fcc-handler-function
4136 (not (eq message-fcc-handler-function 'rmail-output)))
4137 (funcall message-fcc-handler-function file)
4138 (if (and (file-readable-p file) (mail-file-babyl-p file))
4139 (rmail-output file 1 nil t)
4140 (let ((mail-use-rfc822 t))
4141 (rmail-output file 1 t t))))))
4142 (kill-buffer (current-buffer))))))
4144 (defun message-output (filename)
4145 "Append this article to Unix/babyl mail file FILENAME."
4146 (if (and (file-readable-p filename)
4147 (mail-file-babyl-p filename))
4148 (gnus-output-to-rmail filename t)
4149 (gnus-output-to-mail filename t)))
4151 (defun message-cleanup-headers ()
4152 "Do various automatic cleanups of the headers."
4153 ;; Remove empty lines in the header.
4155 (message-narrow-to-headers)
4156 ;; Remove blank lines.
4157 (while (re-search-forward "^[ \t]*\n" nil t)
4158 (replace-match "" t t))
4160 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4161 ;; spaces to comma and eliminate spaces around commas. Eliminate
4162 ;; embedded line breaks.
4163 (goto-char (point-min))
4164 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4168 (if (re-search-forward "^[^ \t]" nil t)
4172 (goto-char (point-min))
4173 (while (re-search-forward "\n[ \t]+" nil t)
4174 (replace-match " " t t)) ;No line breaks (too confusing)
4175 (goto-char (point-min))
4176 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4177 (replace-match "," t t))
4178 (goto-char (point-min))
4179 ;; Remove trailing commas.
4180 (when (re-search-forward ",+$" nil t)
4181 (replace-match "" t t))))))
4183 (defun message-make-date (&optional now)
4184 "Make a valid data header.
4185 If NOW, use that time instead."
4186 (let* ((now (or now (current-time)))
4187 (zone (nth 8 (decode-time now)))
4191 (setq zone (- zone)))
4193 ;; The day name of the %a spec is locale-specific. Pfff.
4194 (format "%s, " (capitalize (car (rassoc (nth 6 (decode-time now))
4195 parse-time-weekdays))))
4196 (format-time-string "%d" now)
4197 ;; The month name of the %b spec is locale-specific. Pfff.
4199 (capitalize (car (rassoc (nth 4 (decode-time now))
4200 parse-time-months))))
4201 (format-time-string "%Y %H:%M:%S " now)
4202 ;; We do all of this because XEmacs doesn't have the %z spec.
4203 (format "%s%02d%02d" sign (/ zone 3600) (/ (% zone 3600) 60)))))
4205 (defun message-make-message-id ()
4206 "Make a unique Message-ID."
4207 (concat "<" (message-unique-id)
4208 (let ((psubject (save-excursion (message-fetch-field "subject")))
4210 (save-excursion (message-fetch-field "supersedes"))))
4212 (and message-reply-headers
4213 (mail-header-references message-reply-headers)
4214 (mail-header-subject message-reply-headers)
4217 (message-strip-subject-re
4218 (mail-header-subject message-reply-headers))
4219 (message-strip-subject-re psubject))))
4221 (string-match "_-_@" psupersedes)))
4223 "@" (message-make-fqdn) ">"))
4225 (defvar message-unique-id-char nil)
4227 ;; If you ever change this function, make sure the new version
4228 ;; cannot generate IDs that the old version could.
4229 ;; You might for example insert a "." somewhere (not next to another dot
4230 ;; or string boundary), or modify the "fsf" string.
4231 (defun message-unique-id ()
4232 ;; Don't use microseconds from (current-time), they may be unsupported.
4233 ;; Instead we use this randomly inited counter.
4234 (setq message-unique-id-char
4235 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4236 ;; (current-time) returns 16-bit ints,
4237 ;; and 2^16*25 just fits into 4 digits i base 36.
4239 (let ((tm (current-time)))
4241 (if (memq system-type '(ms-dos emx vax-vms))
4242 (let ((user (downcase (user-login-name))))
4243 (while (string-match "[^a-z0-9_]" user)
4244 (aset user (match-beginning 0) ?_))
4246 (message-number-base36 (user-uid) -1))
4247 (message-number-base36 (+ (car tm)
4248 (lsh (% message-unique-id-char 25) 16)) 4)
4249 (message-number-base36 (+ (nth 1 tm)
4250 (lsh (/ message-unique-id-char 25) 16)) 4)
4251 ;; Append the newsreader name, because while the generated
4252 ;; ID is unique to this newsreader, other newsreaders might
4253 ;; otherwise generate the same ID via another algorithm.
4256 (defun message-number-base36 (num len)
4261 (concat (message-number-base36 (/ num 36) (1- len))
4262 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4265 (defun message-make-organization ()
4266 "Make an Organization header."
4267 (let* ((organization
4268 (when message-user-organization
4269 (if (message-functionp message-user-organization)
4270 (funcall message-user-organization)
4271 message-user-organization))))
4273 (message-set-work-buffer)
4274 (cond ((stringp organization)
4275 (insert organization))
4276 ((and (eq t organization)
4277 message-user-organization-file
4278 (file-exists-p message-user-organization-file))
4279 (insert-file-contents message-user-organization-file)))
4280 (goto-char (point-min))
4281 (while (re-search-forward "[\t\n]+" nil t)
4282 (replace-match "" t t))
4283 (unless (zerop (buffer-size))
4286 (defun message-make-lines ()
4287 "Count the number of lines and return numeric string."
4292 (int-to-string (count-lines (point) (point-max))))))
4294 (defun message-make-references ()
4295 "Return the References header for this message."
4296 (when message-reply-headers
4297 (let ((message-id (mail-header-message-id message-reply-headers))
4298 (references (mail-header-references message-reply-headers))
4300 (if (or references message-id)
4301 (concat (or references "") (and references " ")
4305 (defun message-make-in-reply-to ()
4306 "Return the In-Reply-To header for this message."
4307 (when message-reply-headers
4308 (let ((from (mail-header-from message-reply-headers))
4309 (date (mail-header-date message-reply-headers))
4310 (msg-id (mail-header-message-id message-reply-headers)))
4313 (string-match " *at \\| *@ \\| *(\\| *<" from)))
4314 (concat msg-id (if msg-id " (")
4316 (not (zerop stop-pos)))
4317 (substring from 0 stop-pos) from)
4319 (if (or (not date) (string= date ""))
4320 "(unknown date)" date)
4321 "\"" (if msg-id ")")))))))
4323 (defun message-make-distribution ()
4324 "Make a Distribution header."
4325 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4326 (cond ((message-functionp message-distribution-function)
4327 (funcall message-distribution-function))
4328 (t orig-distribution))))
4330 (defun message-make-expires ()
4331 "Return an Expires header based on `message-expires'."
4332 (let ((current (current-time))
4333 (future (* 1.0 message-expires 60 60 24)))
4334 ;; Add the future to current.
4335 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4336 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4337 (message-make-date current)))
4339 (defun message-make-path ()
4341 (let ((login-name (user-login-name)))
4342 (cond ((null message-user-path)
4343 (concat (system-name) "!" login-name))
4344 ((stringp message-user-path)
4345 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4346 (concat message-user-path "!" login-name))
4349 (defun message-make-from ()
4350 "Make a From header."
4351 (let* ((style message-from-style)
4352 (login (message-make-address))
4354 (or (and (boundp 'user-full-name)
4357 (when (string= fullname "&")
4358 (setq fullname (user-login-name)))
4360 (message-set-work-buffer)
4363 (equal fullname ""))
4365 ((or (eq style 'angles)
4366 (and (not (eq style 'parens))
4367 ;; Use angles if no quoting is needed, or if parens would
4368 ;; need quoting too.
4369 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4370 (let ((tmp (concat fullname nil)))
4371 (while (string-match "([^()]*)" tmp)
4372 (aset tmp (match-beginning 0) ?-)
4373 (aset tmp (1- (match-end 0)) ?-))
4374 (string-match "[\\()]" tmp)))))
4376 (insert " <" login ">"))
4377 (t ; 'parens or default
4379 (let ((fullname-start (point)))
4381 (goto-char fullname-start)
4382 ;; RFC 822 says \ and nonmatching parentheses
4383 ;; must be escaped in comments.
4384 ;; Escape every instance of ()\ ...
4385 (while (re-search-forward "[()\\]" nil 1)
4386 (replace-match "\\\\\\&" t))
4387 ;; ... then undo escaping of matching parentheses,
4388 ;; including matching nested parentheses.
4389 (goto-char fullname-start)
4390 (while (re-search-forward
4391 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4393 (replace-match "\\1(\\3)" t)
4394 (goto-char fullname-start)))
4398 (defun message-make-sender ()
4399 "Return the \"real\" user address.
4400 This function tries to ignore all user modifications, and
4401 give as trustworthy answer as possible."
4402 (concat (user-login-name) "@" (system-name)))
4404 (defun message-make-address ()
4405 "Make the address of the user."
4406 (or (message-user-mail-address)
4407 (concat (user-login-name) "@" (message-make-domain))))
4409 (defun message-user-mail-address ()
4410 "Return the pertinent part of `user-mail-address'."
4411 (when user-mail-address
4412 (if (string-match " " user-mail-address)
4413 (nth 1 (mail-extract-address-components user-mail-address))
4414 user-mail-address)))
4416 (defun message-make-fqdn ()
4417 "Return user's fully qualified domain name."
4418 (let ((system-name (system-name))
4419 (user-mail (message-user-mail-address)))
4421 ((and (string-match "[^.]\\.[^.]" system-name)
4422 (not (string-match message-bogus-system-names system-name)))
4423 ;; `system-name' returned the right result.
4425 ;; Try `mail-host-address'.
4426 ((and (boundp 'mail-host-address)
4427 (stringp mail-host-address)
4428 (string-match "\\." mail-host-address))
4430 ;; We try `user-mail-address' as a backup.
4432 (string-match "\\." user-mail)
4433 (string-match "@\\(.*\\)\\'" user-mail))
4434 (match-string 1 user-mail))
4435 ;; Default to this bogus thing.
4437 (concat system-name ".i-did-not-set--mail-host-address--so-tickle-me")))))
4439 (defun message-make-host-name ()
4440 "Return the name of the host."
4441 (let ((fqdn (message-make-fqdn)))
4442 (string-match "^[^.]+\\." fqdn)
4443 (substring fqdn 0 (1- (match-end 0)))))
4445 (defun message-make-domain ()
4446 "Return the domain name."
4447 (or mail-host-address
4448 (message-make-fqdn)))
4450 (defun message-to-list-only ()
4451 "Send a message to the list only.
4452 Remove all addresses but the list address from To and Cc headers."
4454 (let ((listaddr (message-make-mft t)))
4457 (message-remove-header "to")
4458 (message-remove-header "cc")
4459 (message-position-on-field "To" "X-Draft-From")
4460 (insert listaddr)))))
4462 (defun message-make-mft (&optional only-show-subscribed)
4463 "Return the Mail-Followup-To header. If passed the optional
4464 argument `only-show-subscribed' only return the subscribed address (and
4465 not the additional To and Cc header contents)."
4466 (let* ((case-fold-search t)
4467 (to (message-fetch-field "To"))
4468 (cc (message-fetch-field "cc"))
4469 (msg-recipients (concat to (and to cc ", ") cc))
4471 (mapcar 'mail-strip-quoted-names
4472 (message-tokenize-header msg-recipients)))
4474 (if message-subscribed-address-file
4475 (let (begin end item re)
4478 (insert-file-contents message-subscribed-address-file)
4480 (setq begin (point))
4483 (if (bolp) (setq end (1- end)))
4484 (setq item (regexp-quote (buffer-substring begin end)))
4485 (if re (setq re (concat re "\\|" item))
4486 (setq re (concat "\\`\\(" item))))
4487 (and re (list (concat re "\\)\\'"))))))))
4488 (mft-regexps (apply 'append message-subscribed-regexps
4489 (mapcar 'regexp-quote
4490 message-subscribed-addresses)
4493 message-subscribed-address-functions))))
4495 (let ((subscribed-lists nil)
4497 (loop for recipient in recipients
4498 when (loop for regexp in mft-regexps
4499 when (string-match regexp recipient) return t)
4502 (if only-show-subscribed
4504 msg-recipients))))))
4506 (defun message-generate-headers (headers)
4507 "Prepare article HEADERS.
4508 Headers already prepared in the buffer are not modified."
4509 (setq headers (append headers message-required-headers))
4511 (message-narrow-to-headers)
4512 (let* ((Date (message-make-date))
4513 (Message-ID (message-make-message-id))
4514 (Organization (message-make-organization))
4515 (From (message-make-from))
4516 (Path (message-make-path))
4519 (In-Reply-To (message-make-in-reply-to))
4520 (References (message-make-references))
4522 (Distribution (message-make-distribution))
4523 (Lines (message-make-lines))
4524 (User-Agent message-newsreader)
4525 (Expires (message-make-expires))
4526 (case-fold-search t)
4528 ;; First we remove any old generated headers.
4529 (let ((headers message-deletable-headers))
4530 (unless (buffer-modified-p)
4531 (setq headers (delq 'Message-ID (copy-sequence headers))))
4533 (goto-char (point-min))
4534 (and (re-search-forward
4535 (concat "^" (symbol-name (car headers)) ": *") nil t)
4536 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
4537 (message-delete-line))
4539 ;; Go through all the required headers and see if they are in the
4540 ;; articles already. If they are not, or are empty, they are
4541 ;; inserted automatically - except for Subject, Newsgroups and
4544 (goto-char (point-min))
4545 (setq elem (pop headers))
4547 (if (eq (car elem) 'optional)
4548 (setq header (cdr elem))
4549 (setq header (car elem)))
4551 (when (or (not (re-search-forward
4555 (if (stringp header)
4557 (symbol-name header))))
4561 ;; The header was found. We insert a space after the
4562 ;; colon, if there is none.
4563 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
4564 ;; Find out whether the header is empty...
4565 (looking-at "[ \t]*\n[^ \t]")))
4566 ;; So we find out what value we should insert.
4570 (eq (car elem) 'optional))
4571 ;; This is an optional header. If the cdr of this
4572 ;; is something that is nil, then we do not insert
4574 (setq header (cdr elem))
4575 (or (and (message-functionp (cdr elem))
4576 (funcall (cdr elem)))
4577 (and (boundp (cdr elem))
4578 (symbol-value (cdr elem)))))
4580 ;; The element is a cons. Either the cdr is a
4581 ;; string to be inserted verbatim, or it is a
4582 ;; function, and we insert the value returned from
4584 (or (and (stringp (cdr elem))
4586 (and (message-functionp (cdr elem))
4587 (funcall (cdr elem)))))
4588 ((and (boundp header)
4589 (symbol-value header))
4590 ;; The element is a symbol. We insert the value
4591 ;; of this symbol, if any.
4592 (symbol-value header))
4593 ((not (message-check-element header))
4594 ;; We couldn't generate a value for this header,
4595 ;; so we just ask the user.
4596 (read-from-minibuffer
4597 (format "Empty header for %s; enter value: " header)))))
4598 ;; Finally insert the header.
4600 (not (equal value "")))
4604 ;; This header didn't exist, so we insert it.
4605 (goto-char (point-max))
4606 (insert (if (stringp header) header (symbol-name header))
4608 ;; We check whether the value was ended by a
4609 ;; newline. If now, we insert one.
4613 ;; The value of this header was empty, so we clear
4614 ;; totally and insert the new value.
4615 (delete-region (point) (gnus-point-at-eol))
4617 ;; Add the deletable property to the headers that require it.
4618 (and (memq header message-deletable-headers)
4619 (progn (beginning-of-line) (looking-at "[^:]+: "))
4620 (add-text-properties
4621 (point) (match-end 0)
4622 '(message-deletable t face italic) (current-buffer)))))))
4623 ;; Insert new Sender if the From is strange.
4624 (let ((from (message-fetch-field "from"))
4625 (sender (message-fetch-field "sender"))
4626 (secure-sender (message-make-sender)))
4628 (not (message-check-element 'sender))
4631 (cadr (mail-extract-address-components from)))
4632 (downcase secure-sender)))
4637 (cadr (mail-extract-address-components sender)))
4638 (downcase secure-sender)))))
4639 (goto-char (point-min))
4640 ;; Rename any old Sender headers to Original-Sender.
4641 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
4643 (insert "Original-")
4644 (beginning-of-line))
4645 (when (or (message-news-p)
4646 (string-match "@.+\\.." secure-sender))
4647 (insert "Sender: " secure-sender "\n")))))))
4649 (defun message-insert-courtesy-copy ()
4650 "Insert a courtesy message in mail copies of combined messages."
4654 (message-narrow-to-headers)
4655 (when (setq newsgroups (message-fetch-field "newsgroups"))
4656 (goto-char (point-max))
4657 (insert "Posted-To: " newsgroups "\n")))
4659 (when message-courtesy-message
4661 ((string-match "%s" message-courtesy-message)
4662 (insert (format message-courtesy-message newsgroups)))
4664 (insert message-courtesy-message)))))))
4667 ;;; Setting up a message buffer
4670 (defun message-fill-address (header value)
4672 (narrow-to-region (point) (point))
4673 (insert (capitalize (symbol-name header))
4675 (if (consp value) (car value) value)
4677 (narrow-to-region (point-min) (1- (point-max)))
4679 (goto-char (point-min))
4681 (skip-chars-forward "^,\"" (point-max))
4682 (if (or (eq (char-after) ?,)
4685 (if (and (> (current-column) 78)
4691 (setq last (1+ (point))))
4692 (setq last (1+ (point)))))
4693 (setq quoted (not quoted)))
4696 (goto-char (point-max))
4700 (defun message-fill-header (header value)
4701 (let ((begin (point))
4704 (insert (capitalize (symbol-name header))
4706 (if (consp value) (car value) value)
4709 (narrow-to-region begin (point))
4710 (fill-region-as-paragraph begin (point))
4711 ;; Tapdance around looong Message-IDs.
4713 (when (looking-at "[ \t]*$")
4714 (message-delete-line))
4716 (re-search-forward ":" nil t)
4717 (when (looking-at "\n[ \t]+")
4718 (replace-match " " t t))
4719 (goto-char (point-max)))))
4721 (defun message-shorten-1 (list cut surplus)
4722 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
4723 (setcdr (nthcdr (- cut 2) list)
4724 (nthcdr (+ (- cut 2) surplus 1) list)))
4726 (defun message-shorten-references (header references)
4727 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
4728 If folding is disallowed, also check that the REFERENCES are less
4729 than 988 characters long, and if they are not, trim them until they are."
4736 (goto-char (point-min))
4737 ;; Cons a list of valid references.
4738 (while (re-search-forward "<[^>]+>" nil t)
4739 (push (match-string 0) refs))
4740 (setq refs (nreverse refs)
4741 count (length refs)))
4743 ;; If the list has more than MAXCOUNT elements, trim it by
4744 ;; removing the CUTth element and the required number of
4745 ;; elements that follow.
4746 (when (> count maxcount)
4747 (let ((surplus (- count maxcount)))
4748 (message-shorten-1 refs cut surplus)
4749 (decf count surplus)))
4751 ;; If folding is disallowed, make sure the total length (including
4752 ;; the spaces between) will be less than MAXSIZE characters.
4754 ;; Only disallow folding for News messages. At this point the headers
4755 ;; have not been generated, thus we use message-this-is-news directly.
4756 (when (and message-this-is-news message-cater-to-broken-inn)
4758 (totalsize (+ (apply #'+ (mapcar #'length refs))
4761 (ptr (nthcdr (1- cut) refs)))
4762 ;; Decide how many elements to cut off...
4763 (while (> totalsize maxsize)
4764 (decf totalsize (1+ (length (car ptr))))
4766 (setq ptr (cdr ptr)))
4769 (message-shorten-1 refs cut surplus))))
4771 ;; Finally, collect the references back into a string and insert
4772 ;; it into the buffer.
4773 (let ((refstring (mapconcat #'identity refs " ")))
4774 (if (and message-this-is-news message-cater-to-broken-inn)
4775 (insert (capitalize (symbol-name header)) ": "
4777 (message-fill-header header refstring)))))
4779 (defun message-position-point ()
4780 "Move point to where the user probably wants to find it."
4781 (message-narrow-to-headers)
4783 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
4784 (search-backward ":" )
4787 (if (eq (char-after) ? )
4791 (goto-char (point-max))
4794 (unless (looking-at "$")
4798 (defcustom message-beginning-of-line t
4799 "Whether C-a goes to beginning of header values."
4800 :group 'message-buffers
4803 (defun message-beginning-of-line (&optional n)
4804 "Move point to beginning of header value or to beginning of line."
4806 (let ((zrs 'zmacs-region-stays))
4807 (when (and (interactive-p) (boundp zrs))
4809 (if (and message-beginning-of-line
4810 (message-point-in-header-p))
4811 (let* ((here (point))
4812 (bol (progn (beginning-of-line n) (point)))
4813 (eol (gnus-point-at-eol))
4814 (eoh (re-search-forward ": *" eol t)))
4815 (if (or (not eoh) (equal here eoh))
4818 (beginning-of-line n)))
4820 (defun message-buffer-name (type &optional to group)
4821 "Return a new (unique) buffer name based on TYPE and TO."
4823 ;; Generate a new buffer name The Message Way.
4824 ((eq message-generate-new-buffers 'unique)
4825 (generate-new-buffer-name
4829 (or (car (mail-extract-address-components to))
4832 (if (and group (not (string= group ""))) (concat " on " group) "")
4834 ;; Check whether `message-generate-new-buffers' is a function,
4835 ;; and if so, call it.
4836 ((message-functionp message-generate-new-buffers)
4837 (funcall message-generate-new-buffers type to group))
4838 ((eq message-generate-new-buffers 'unsent)
4839 (generate-new-buffer-name
4840 (concat "*unsent " type
4843 (or (car (mail-extract-address-components to))
4846 (if (and group (not (string= group ""))) (concat " on " group) "")
4848 ;; Use standard name.
4850 (format "*%s message*" type))))
4852 (defun message-pop-to-buffer (name)
4853 "Pop to buffer NAME, and warn if it already exists and is modified."
4854 (let ((buffer (get-buffer name)))
4856 (buffer-name buffer))
4858 (set-buffer (pop-to-buffer buffer))
4859 (when (and (buffer-modified-p)
4861 "Message already being composed; erase? ")))
4862 (error "Message being composed")))
4863 (set-buffer (pop-to-buffer name)))
4867 (defun message-do-send-housekeeping ()
4868 "Kill old message buffers."
4869 ;; We might have sent this buffer already. Delete it from the
4871 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
4872 (while (and message-max-buffers
4874 (>= (length message-buffer-list) message-max-buffers))
4875 ;; Kill the oldest buffer -- unless it has been changed.
4876 (let ((buffer (pop message-buffer-list)))
4877 (when (and (buffer-name buffer)
4878 (not (buffer-modified-p buffer)))
4879 (kill-buffer buffer))))
4880 ;; Rename the buffer.
4881 (if message-send-rename-function
4882 (funcall message-send-rename-function)
4883 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
4885 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
4887 (let ((name (match-string 2 (buffer-name)))
4889 (if (not (or (null name)
4890 (string-equal name "mail")
4891 (string-equal name "posting")))
4892 (setq name (concat "*sent " name "*"))
4893 (message-narrow-to-headers)
4894 (setq to (message-fetch-field "to"))
4895 (setq group (message-fetch-field "newsgroups"))
4899 (to (concat "*sent mail to "
4900 (or (car (mail-extract-address-components to))
4902 ((and group (not (string= group "")))
4903 (concat "*sent posting on " group "*"))
4904 (t "*sent mail*"))))
4905 (unless (string-equal name (buffer-name))
4906 (rename-buffer name t)))))
4907 ;; Push the current buffer onto the list.
4908 (when message-max-buffers
4909 (setq message-buffer-list
4910 (nconc message-buffer-list (list (current-buffer))))))
4912 (defun message-mail-user-agent ()
4914 ((not message-mail-user-agent) nil)
4915 ((eq message-mail-user-agent t) mail-user-agent)
4916 (t message-mail-user-agent))))
4917 (if (memq mua '(message-user-agent gnus-user-agent))
4921 (defun message-setup (headers &optional replybuffer actions switch-function)
4922 (let ((mua (message-mail-user-agent))
4923 subject to field yank-action)
4924 (if (not (and message-this-is-mail mua))
4925 (message-setup-1 headers replybuffer actions)
4927 (setq yank-action (list 'insert-buffer replybuffer)))
4928 (setq headers (copy-sequence headers))
4929 (setq field (assq 'Subject headers))
4931 (setq subject (cdr field))
4932 (setq headers (delq field headers)))
4933 (setq field (assq 'To headers))
4935 (setq to (cdr field))
4936 (setq headers (delq field headers)))
4937 (let ((mail-user-agent mua))
4938 (compose-mail to subject
4939 (mapcar (lambda (item)
4941 (format "%s" (car item))
4944 nil switch-function yank-action actions)))))
4946 (defun message-headers-to-generate (headers included-headers excluded-headers)
4947 "Return a list that includes all headers from HEADERS.
4948 If INCLUDED-HEADERS is a list, just include those headers. If if is
4949 t, include all headers. In any case, headers from EXCLUDED-HEADERS
4953 (dolist (header headers)
4954 (setq header-name (cond
4955 ((and (consp header)
4956 (eq (car header) 'optional))
4957 ;; On the form (optional . Header)
4960 ;; On the form (Header . function)
4965 (when (and (not (memq header-name excluded-headers))
4966 (or (eq included-headers t)
4967 (memq header-name included-headers)))
4968 (push header result)))
4971 (defun message-setup-1 (headers &optional replybuffer actions)
4972 (dolist (action actions)
4974 (add-to-list 'message-send-actions
4975 `(apply ',(car action) ',(cdr action)))))
4976 (setq message-reply-buffer replybuffer)
4977 (goto-char (point-min))
4978 ;; Insert all the headers.
4981 (alist message-header-format-alist))
4983 (unless (assq (caar h) message-header-format-alist)
4984 (push (list (caar h)) alist))
4988 (delete-region (point) (progn (forward-line -1) (point)))
4989 (when message-default-headers
4990 (insert message-default-headers)
4991 (or (bolp) (insert ?\n)))
4995 (insert mail-header-separator "\n")
4999 (when (message-news-p)
5000 (when message-default-news-headers
5001 (insert message-default-news-headers)
5002 (or (bolp) (insert ?\n)))
5003 (when message-generate-headers-first
5004 (message-generate-headers
5005 (message-headers-to-generate
5006 (append message-required-news-headers
5007 message-required-headers)
5008 message-generate-headers-first
5009 '(Lines Subject)))))
5010 (when (message-mail-p)
5011 (when message-default-mail-headers
5012 (insert message-default-mail-headers)
5013 (or (bolp) (insert ?\n)))
5014 (when message-generate-headers-first
5015 (message-generate-headers
5016 (message-headers-to-generate
5017 (append message-required-mail-headers
5018 message-required-headers)
5019 message-generate-headers-first
5020 '(Lines Subject)))))
5021 (run-hooks 'message-signature-setup-hook)
5022 (message-insert-signature)
5024 (message-narrow-to-headers)
5025 (if message-alternative-emails
5026 (message-use-alternative-email-as-from))
5027 (run-hooks 'message-header-setup-hook))
5028 (set-buffer-modified-p nil)
5029 (setq buffer-undo-list nil)
5030 (run-hooks 'message-setup-hook)
5031 (message-position-point)
5034 (defun message-set-auto-save-file-name ()
5035 "Associate the message buffer with a file in the drafts directory."
5036 (when message-auto-save-directory
5037 (unless (file-directory-p
5038 (directory-file-name message-auto-save-directory))
5039 (make-directory message-auto-save-directory t))
5041 (setq message-draft-article
5042 (nndraft-request-associate-buffer "drafts"))
5043 (setq buffer-file-name (expand-file-name
5044 (if (memq system-type
5045 '(ms-dos ms-windows windows-nt
5046 cygwin cygwin32 win32 w32
5050 message-auto-save-directory))
5051 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5052 (clear-visited-file-modtime)
5053 (setq buffer-file-coding-system message-draft-coding-system)))
5055 (defun message-disassociate-draft ()
5056 "Disassociate the message buffer from the drafts directory."
5057 (when message-draft-article
5058 (nndraft-request-expire-articles
5059 (list message-draft-article) "drafts" nil t)))
5061 (defun message-insert-headers ()
5062 "Generate the headers for the article."
5066 (message-narrow-to-headers)
5067 (when (message-news-p)
5068 (message-generate-headers
5071 (copy-sequence message-required-news-headers)))))
5072 (when (message-mail-p)
5073 (message-generate-headers
5076 (copy-sequence message-required-mail-headers))))))))
5081 ;;; Commands for interfacing with message
5085 (defun message-mail (&optional to subject
5086 other-headers continue switch-function
5087 yank-action send-actions)
5088 "Start editing a mail message to be sent.
5089 OTHER-HEADERS is an alist of header/value pairs."
5091 (let ((message-this-is-mail t) replybuffer)
5092 (unless (message-mail-user-agent)
5093 (message-pop-to-buffer (message-buffer-name "mail" to)))
5094 ;; FIXME: message-mail should do something if YANK-ACTION is not
5096 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
5097 (setq replybuffer (nth 1 yank-action)))
5100 `((To . ,(or to "")) (Subject . ,(or subject "")))
5101 (when other-headers other-headers))
5102 replybuffer send-actions)
5103 ;; FIXME: Should return nil if failure.
5107 (defun message-news (&optional newsgroups subject)
5108 "Start editing a news article to be sent."
5110 (let ((message-this-is-news t))
5111 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
5112 (message-setup `((Newsgroups . ,(or newsgroups ""))
5113 (Subject . ,(or subject ""))))))
5115 (defun message-get-reply-headers (wide &optional to-address address-headers)
5116 (let (follow-to mct never-mct to cc author mft recipients)
5117 ;; Find all relevant headers we need.
5118 (setq to (message-fetch-field "to")
5119 cc (message-fetch-field "cc")
5120 mct (message-fetch-field "mail-copies-to")
5121 author (or (message-fetch-field "mail-reply-to")
5122 (message-fetch-field "reply-to")
5123 (message-fetch-field "from")
5125 mft (and message-use-mail-followup-to
5126 (message-fetch-field "mail-followup-to")))
5128 ;; Handle special values of Mail-Copies-To.
5130 (cond ((or (equal (downcase mct) "never")
5131 (equal (downcase mct) "nobody"))
5134 ((or (equal (downcase mct) "always")
5135 (equal (downcase mct) "poster"))
5136 (setq mct author))))
5139 ;; Build (textual) list of new recipient addresses.
5142 (setq recipients (concat ", " author)))
5144 (dolist (header address-headers)
5145 (let ((value (message-fetch-field header)))
5147 (setq recipients (concat recipients ", " value))))))
5149 (string-match "[^ \t,]" mft)
5150 (or (not (eq message-use-mail-followup-to 'ask))
5151 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
5152 You should normally obey the Mail-Followup-To: header. In this
5153 article, it has the value of
5157 which directs your response to " (if (string-match "," mft)
5158 "the specified addresses"
5159 "that address only") ".
5161 Most commonly, Mail-Followup-To is used by a mailing list poster to
5162 express that responses should be sent to just the list, and not the
5165 If a message is posted to several mailing lists, Mail-Followup-To may
5166 also be used to direct the following discussion to one list only,
5167 because discussions that are spread over several lists tend to be
5168 fragmented and very difficult to follow.
5170 Also, some source/announcement lists are not intended for discussion;
5171 responses here are directed to other addresses.")))
5172 (setq recipients (concat ", " mft)))
5174 (setq recipients (concat ", " to-address))
5175 ;; If the author explicitly asked for a copy, we don't deny it to them.
5176 (if mct (setq recipients (concat recipients ", " mct))))
5178 (setq recipients (if never-mct "" (concat ", " author)))
5179 (if to (setq recipients (concat recipients ", " to)))
5180 (if cc (setq recipients (concat recipients ", " cc)))
5181 (if mct (setq recipients (concat recipients ", " mct)))))
5182 (if (>= (length recipients) 2)
5183 ;; Strip the leading ", ".
5184 (setq recipients (substring recipients 2)))
5185 ;; Squeeze whitespace.
5186 (while (string-match "[ \t][ \t]+" recipients)
5187 (setq recipients (replace-match " " t t recipients)))
5188 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5189 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5190 (setq recipients (rmail-dont-reply-to recipients)))
5191 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5192 (if (string-equal recipients "")
5193 (setq recipients author))
5194 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5198 (cons (downcase (mail-strip-quoted-names addr)) addr))
5199 (message-tokenize-header recipients)))
5200 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5201 (let ((s recipients))
5203 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5205 ;; Remove hierarchical lists that are contained within each other,
5206 ;; if message-hierarchical-addresses is defined.
5207 (when message-hierarchical-addresses
5208 (let ((plain-addrs (mapcar 'car recipients))
5211 (setq subaddrs (assoc (car plain-addrs)
5212 message-hierarchical-addresses)
5213 plain-addrs (cdr plain-addrs))
5215 (setq subaddrs (cdr subaddrs))
5217 (setq recip (assoc (car subaddrs) recipients)
5218 subaddrs (cdr subaddrs))
5220 (setq recipients (delq recip recipients))))))))
5222 ;; Build the header alist. Allow the user to be asked whether
5223 ;; or not to reply to all recipients in a wide reply.
5224 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5225 (when (and recipients
5226 (or (not message-wide-reply-confirm-recipients)
5227 (y-or-n-p "Reply to all recipients? ")))
5228 (setq recipients (mapconcat
5229 (lambda (addr) (cdr addr)) recipients ", "))
5230 (if (string-match "^ +" recipients)
5231 (setq recipients (substring recipients (match-end 0))))
5232 (push (cons 'Cc recipients) follow-to)))
5236 (defun message-reply (&optional to-address wide)
5237 "Start editing a reply to the article in the current buffer."
5239 (require 'gnus-sum) ; for gnus-list-identifiers
5240 (let ((cur (current-buffer))
5241 from subject date reply-to to cc
5242 references message-id follow-to
5243 (inhibit-point-motion-hooks t)
5244 (message-this-is-mail t)
5247 (message-narrow-to-head-1)
5248 ;; Allow customizations to have their say.
5250 ;; This is a regular reply.
5251 (when (message-functionp message-reply-to-function)
5253 (setq follow-to (funcall message-reply-to-function))))
5254 ;; This is a followup.
5255 (when (message-functionp message-wide-reply-to-function)
5258 (funcall message-wide-reply-to-function)))))
5259 (setq message-id (message-fetch-field "message-id" t)
5260 references (message-fetch-field "references")
5261 date (message-fetch-field "date")
5262 from (message-fetch-field "from")
5263 subject (or (message-fetch-field "subject") "none"))
5264 (when gnus-list-identifiers
5265 (setq subject (message-strip-list-identifiers subject)))
5266 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5267 (when message-subject-trailing-was-query
5268 (setq subject (message-strip-subject-trailing-was subject)))
5270 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5271 (string-match "<[^>]+>" gnus-warning))
5272 (setq message-id (match-string 0 gnus-warning)))
5275 (setq follow-to (message-get-reply-headers wide to-address))))
5277 (unless (message-mail-user-agent)
5278 (message-pop-to-buffer
5279 (message-buffer-name
5280 (if wide "wide reply" "reply") from
5281 (if wide to-address nil))))
5283 (setq message-reply-headers
5284 (vector 0 subject from date message-id references 0 0 ""))
5287 `((Subject . ,subject)
5292 (defun message-wide-reply (&optional to-address)
5293 "Make a \"wide\" reply to the message in the current buffer."
5295 (message-reply to-address t))
5298 (defun message-followup (&optional to-newsgroups)
5299 "Follow up to the message in the current buffer.
5300 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5302 (require 'gnus-sum) ; for gnus-list-identifiers
5303 (let ((cur (current-buffer))
5304 from subject date reply-to mrt mct
5305 references message-id follow-to
5306 (inhibit-point-motion-hooks t)
5307 (message-this-is-news t)
5308 followup-to distribution newsgroups gnus-warning posted-to)
5311 (goto-char (point-min))
5312 (if (search-forward "\n\n" nil t)
5315 (when (message-functionp message-followup-to-function)
5317 (funcall message-followup-to-function)))
5318 (setq from (message-fetch-field "from")
5319 date (message-fetch-field "date")
5320 subject (or (message-fetch-field "subject") "none")
5321 references (message-fetch-field "references")
5322 message-id (message-fetch-field "message-id" t)
5323 followup-to (message-fetch-field "followup-to")
5324 newsgroups (message-fetch-field "newsgroups")
5325 posted-to (message-fetch-field "posted-to")
5326 reply-to (message-fetch-field "reply-to")
5327 mrt (message-fetch-field "mail-reply-to")
5328 distribution (message-fetch-field "distribution")
5329 mct (message-fetch-field "mail-copies-to"))
5330 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5331 (string-match "<[^>]+>" gnus-warning))
5332 (setq message-id (match-string 0 gnus-warning)))
5333 ;; Remove bogus distribution.
5334 (when (and (stringp distribution)
5335 (let ((case-fold-search t))
5336 (string-match "world" distribution)))
5337 (setq distribution nil))
5338 (if gnus-list-identifiers
5339 (setq subject (message-strip-list-identifiers subject)))
5340 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5341 (when message-subject-trailing-was-query
5342 (setq subject (message-strip-subject-trailing-was subject)))
5345 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
5347 (setq message-reply-headers
5348 (vector 0 subject from date message-id references 0 0 ""))
5351 `((Subject . ,subject)
5354 (list (cons 'Newsgroups to-newsgroups)))
5355 (follow-to follow-to)
5356 ((and followup-to message-use-followup-to)
5359 ((equal (downcase followup-to) "poster")
5360 (if (or (eq message-use-followup-to 'use)
5361 (message-y-or-n-p "Obey Followup-To: poster? " t "\
5362 You should normally obey the Followup-To: header.
5364 `Followup-To: poster' sends your response via e-mail instead of news.
5366 A typical situation where `Followup-To: poster' is used is when the poster
5367 does not read the newsgroup, so he wouldn't see any replies sent to it."))
5369 (setq message-this-is-news nil)
5370 (cons 'To (or mrt reply-to from "")))
5371 (cons 'Newsgroups newsgroups)))
5373 (if (or (equal followup-to newsgroups)
5374 (not (eq message-use-followup-to 'ask))
5376 (concat "Obey Followup-To: " followup-to "? ") t "\
5377 You should normally obey the Followup-To: header.
5379 `Followup-To: " followup-to "'
5380 directs your response to " (if (string-match "," followup-to)
5381 "the specified newsgroups"
5382 "that newsgroup only") ".
5384 If a message is posted to several newsgroups, Followup-To is often
5385 used to direct the following discussion to one newsgroup only,
5386 because discussions that are spread over several newsgroup tend to
5387 be fragmented and very difficult to follow.
5389 Also, some source/announcement newsgroups are not intended for discussion;
5390 responses here are directed to other newsgroups."))
5391 (cons 'Newsgroups followup-to)
5392 (cons 'Newsgroups newsgroups))))))
5394 `((Newsgroups . ,posted-to)))
5396 `((Newsgroups . ,newsgroups))))
5397 ,@(and distribution (list (cons 'Distribution distribution)))
5399 (not (or (equal (downcase mct) "never")
5400 (equal (downcase mct) "nobody"))))
5401 (list (cons 'Cc (if (or (equal (downcase mct) "always")
5402 (equal (downcase mct) "poster"))
5403 (or mrt reply-to from "")
5410 (defun message-cancel-news (&optional arg)
5411 "Cancel an article you posted.
5412 If ARG, allow editing of the cancellation message."
5414 (unless (message-news-p)
5415 (error "This is not a news article; canceling is impossible"))
5416 (let (from newsgroups message-id distribution buf sender)
5418 ;; Get header info from original article.
5420 (message-narrow-to-head-1)
5421 (setq from (message-fetch-field "from")
5422 sender (message-fetch-field "sender")
5423 newsgroups (message-fetch-field "newsgroups")
5424 message-id (message-fetch-field "message-id" t)
5425 distribution (message-fetch-field "distribution")))
5426 ;; Make sure that this article was written by the user.
5428 ;; Canlock-logic as suggested by Per Abrahamsen
5429 ;; <abraham@dina.kvl.dk>
5431 ;; IF article has cancel-lock THEN
5432 ;; IF we can verify it THEN
5435 ;; error: cancellock: article is not yours
5437 ;; Use old rules, comparing sender...
5438 (if (message-fetch-field "Cancel-Lock")
5439 (if (null (canlock-verify))
5441 (error "Failed to verify Cancel-lock: This article is not yours"))
5443 (message-gnksa-enable-p 'cancel-messages)
5447 (downcase (message-make-sender))))
5449 (downcase (cadr (mail-extract-address-components from)))
5450 (downcase (cadr (mail-extract-address-components
5451 (message-make-from))))))
5452 (error "This article is not yours"))
5453 (when (yes-or-no-p "Do you really want to cancel this article? ")
5454 ;; Make control message.
5457 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
5459 (insert "Newsgroups: " newsgroups "\n"
5461 "Subject: cmsg cancel " message-id "\n"
5462 "Control: cancel " message-id "\n"
5464 (concat "Distribution: " distribution "\n")
5466 mail-header-separator "\n"
5467 message-cancel-message)
5468 (run-hooks 'message-cancel-hook)
5470 (message "Canceling your article...")
5471 (if (let ((message-syntax-checks
5472 'dont-check-for-anything-just-trust-me))
5473 (funcall message-send-news-function))
5474 (message "Canceling your article...done"))
5475 (kill-buffer buf))))))
5478 (defun message-supersede ()
5479 "Start composing a message to supersede the current message.
5480 This is done simply by taking the old article and adding a Supersedes
5481 header line with the old Message-ID."
5483 (let ((cur (current-buffer))
5484 (sender (message-fetch-field "sender"))
5485 (from (message-fetch-field "from")))
5486 ;; Check whether the user owns the article that is to be superseded.
5488 ;; Canlock-logic as suggested by Per Abrahamsen
5489 ;; <abraham@dina.kvl.dk>
5491 ;; IF article has cancel-lock THEN
5492 ;; IF we can verify it THEN
5495 ;; error: cancellock: article is not yours
5497 ;; Use old rules, comparing sender...
5498 (if (message-fetch-field "Cancel-Lock")
5499 (if (null (canlock-verify))
5501 (error "Failed to verify Cancel-lock: This article is not yours"))
5503 (message-gnksa-enable-p 'cancel-messages)
5507 (downcase (message-make-sender))))
5509 (downcase (cadr (mail-extract-address-components from)))
5510 (downcase (cadr (mail-extract-address-components
5511 (message-make-from))))))
5512 (error "This article is not yours"))
5513 ;; Get a normal message buffer.
5514 (message-pop-to-buffer (message-buffer-name "supersede"))
5515 (insert-buffer-substring cur)
5517 (message-narrow-to-head-1)
5518 ;; Remove unwanted headers.
5519 (when message-ignored-supersedes-headers
5520 (message-remove-header message-ignored-supersedes-headers t))
5521 (goto-char (point-min))
5522 (if (not (re-search-forward "^Message-ID: " nil t))
5523 (error "No Message-ID in this article")
5524 (replace-match "Supersedes: " t t))
5525 (goto-char (point-max))
5526 (insert mail-header-separator)
5531 (defun message-recover ()
5532 "Reread contents of current buffer from its last auto-save file."
5534 (let ((file-name (make-auto-save-file-name)))
5535 (cond ((save-window-excursion
5536 (if (not (eq system-type 'vax-vms))
5537 (with-output-to-temp-buffer "*Directory*"
5538 (with-current-buffer standard-output
5539 (fundamental-mode)) ; for Emacs 20.4+
5540 (buffer-disable-undo standard-output)
5541 (let ((default-directory "/"))
5543 "ls" nil standard-output nil "-l" file-name))))
5544 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
5545 (let ((buffer-read-only nil))
5547 (insert-file-contents file-name nil)))
5548 (t (error "message-recover cancelled")))))
5550 ;;; Washing Subject:
5552 (defun message-wash-subject (subject)
5553 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
5554 Previous forwarders, replyers, etc. may add it."
5557 (goto-char (point-min))
5558 ;; strip Re/Fwd stuff off the beginning
5559 (while (re-search-forward
5560 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
5563 ;; and gnus-style forwards [foo@bar.com] subject
5564 (goto-char (point-min))
5565 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
5569 (goto-char (point-max))
5570 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
5573 ;; and finally, any whitespace that was left-over
5574 (goto-char (point-min))
5575 (while (re-search-forward "^[ \t]+" nil t)
5577 (goto-char (point-max))
5578 (while (re-search-backward "[ \t]+$" nil t)
5583 ;;; Forwarding messages.
5585 (defvar message-forward-decoded-p nil
5586 "Non-nil means the original message is decoded.")
5588 (defun message-forward-subject-author-subject (subject)
5589 "Generate a SUBJECT for a forwarded message.
5590 The form is: [Source] Subject, where if the original message was mail,
5591 Source is the sender, and if the original message was news, Source is
5592 the list of newsgroups is was posted to."
5595 (or (message-fetch-field "newsgroups")
5596 (message-fetch-field "from")
5598 (if message-forward-decoded-p
5600 (mail-decode-encoded-word-string prefix)))
5603 (defun message-forward-subject-fwd (subject)
5604 "Generate a SUBJECT for a forwarded message.
5605 The form is: Fwd: Subject, where Subject is the original subject of
5607 (concat "Fwd: " subject))
5609 (defun message-make-forward-subject ()
5610 "Return a Subject header suitable for the message in the current buffer."
5613 (message-narrow-to-head-1)
5614 (let ((funcs message-make-forward-subject-function)
5615 (subject (message-fetch-field "Subject")))
5618 (if message-forward-decoded-p
5620 (mail-decode-encoded-word-string subject))
5622 (if message-wash-forwarded-subjects
5623 (setq subject (message-wash-subject subject)))
5624 ;; Make sure funcs is a list.
5627 (setq funcs (list funcs)))
5628 ;; Apply funcs in order, passing subject generated by previous
5629 ;; func to the next one.
5631 (when (message-functionp (car funcs))
5632 (setq subject (funcall (car funcs) subject)))
5633 (setq funcs (cdr funcs)))
5637 (defvar gnus-article-decoded-p))
5641 (defun message-forward (&optional news digest)
5642 "Forward the current message via mail.
5643 Optional NEWS will use news to forward instead of mail.
5644 Optional DIGEST will use digest to forward."
5646 (let* ((cur (current-buffer))
5647 (message-forward-decoded-p
5648 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
5649 gnus-article-decoded-p ;; In an article buffer.
5650 message-forward-decoded-p))
5651 (subject (message-make-forward-subject)))
5653 (message-news nil subject)
5654 (message-mail nil subject))
5655 (message-forward-make-body cur digest)))
5658 (defun message-forward-make-body (forward-buffer &optional digest)
5659 ;; Put point where we want it before inserting the forwarded
5661 (if message-forward-before-signature
5663 (goto-char (point-max)))
5664 (if message-forward-as-mime
5666 (insert "\n<#multipart type=digest>\n")
5667 (if message-forward-show-mml
5668 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
5669 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")))
5670 (insert "\n-------------------- Start of forwarded message --------------------\n"))
5671 (let ((b (point)) e)
5673 (if message-forward-as-mime
5674 (insert-buffer-substring forward-buffer)
5675 (mml-insert-buffer forward-buffer))
5676 (if (and message-forward-show-mml
5677 (not message-forward-decoded-p))
5680 (mm-disable-multibyte-mule4)
5682 (with-current-buffer forward-buffer
5683 (mm-string-as-unibyte (buffer-string))))
5684 (mm-enable-multibyte-mule4)
5686 (goto-char (point-min))
5687 (when (looking-at "From ")
5688 (replace-match "X-From-Line: "))
5691 (narrow-to-region (point) (point))
5692 (mml-insert-buffer forward-buffer)
5693 (goto-char (point-min))
5694 (when (looking-at "From ")
5695 (replace-match "X-From-Line: "))
5696 (goto-char (point-max)))))
5698 (if message-forward-as-mime
5700 (insert "<#/multipart>\n")
5701 (if message-forward-show-mml
5702 (insert "<#/mml>\n")
5703 (insert "<#/part>\n")))
5704 (insert "\n-------------------- End of forwarded message --------------------\n"))
5705 (if (and digest message-forward-as-mime)
5707 (narrow-to-region b e)
5709 (narrow-to-region (point)
5710 (or (search-forward "\n\n" nil t) (point)))
5711 (delete-region (point-min) (point-max)))
5712 (when (and (not current-prefix-arg)
5713 message-forward-ignored-headers
5714 ;; don't remove CTE, X-Gnus etc when doing "raw" forward:
5715 message-forward-show-mml)
5717 (narrow-to-region b e)
5719 (narrow-to-region (point)
5720 (or (search-forward "\n\n" nil t) (point)))
5721 (message-remove-header message-forward-ignored-headers t)))))
5722 (message-position-point))
5725 (defun message-forward-rmail-make-body (forward-buffer)
5726 (save-window-excursion
5727 (set-buffer forward-buffer)
5728 ;; Rmail doesn't have rmail-msg-restore-non-pruned-header in Emacs
5729 ;; 20. FIXIT, or we drop support for rmail in Emacs 20.
5730 (if (rmail-msg-is-pruned)
5731 (rmail-msg-restore-non-pruned-header)))
5732 (message-forward-make-body forward-buffer))
5735 (defun message-insinuate-rmail ()
5736 "Let RMAIL uses message to forward."
5738 (setq rmail-enable-mime-composing t)
5739 (setq rmail-insert-mime-forwarded-message-function
5740 'message-forward-rmail-make-body))
5743 (defun message-resend (address)
5744 "Resend the current article to ADDRESS."
5746 (list (message-read-from-minibuffer "Resend message to: ")))
5747 (message "Resending message to %s..." address)
5749 (let ((cur (current-buffer))
5751 ;; We first set up a normal mail buffer.
5752 (unless (message-mail-user-agent)
5753 (set-buffer (get-buffer-create " *message resend*"))
5755 (let ((message-this-is-mail t))
5756 (message-setup `((To . ,address))))
5757 ;; Insert our usual headers.
5758 (message-generate-headers '(From Date To))
5759 (message-narrow-to-headers)
5760 ;; Rename them all to "Resent-*".
5761 (while (re-search-forward "^[A-Za-z]" nil t)
5766 (delete-region (point) (point-max))
5768 ;; Insert the message to be resent.
5769 (insert-buffer-substring cur)
5770 (goto-char (point-min))
5771 (search-forward "\n\n")
5774 (narrow-to-region beg (point))
5775 (message-remove-header message-ignored-resent-headers t)
5776 (goto-char (point-max)))
5777 (insert mail-header-separator)
5778 ;; Rename all old ("Also-")Resent headers.
5779 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
5782 ;; Quote any "From " lines at the beginning.
5784 (when (looking-at "From ")
5785 (replace-match "X-From-Line: "))
5787 (let ((message-inhibit-body-encoding t)
5788 message-required-mail-headers)
5789 (message-send-mail))
5790 (kill-buffer (current-buffer)))
5791 (message "Resending message to %s...done" address)))
5794 (defun message-bounce ()
5795 "Re-mail the current message.
5796 This only makes sense if the current message is a bounce message that
5797 contains some mail you have written which has been bounced back to
5800 (let ((handles (mm-dissect-buffer t))
5802 (message-pop-to-buffer (message-buffer-name "bounce"))
5803 (if (stringp (car handles))
5804 ;; This is a MIME bounce.
5805 (mm-insert-part (car (last handles)))
5806 ;; This is a non-MIME bounce, so we try to remove things
5808 (mm-insert-part handles)
5810 (goto-char (point-min))
5811 (search-forward "\n\n" nil t)
5812 (if (or (and (re-search-forward message-unsent-separator nil t)
5814 (re-search-forward "^Return-Path:.*\n" nil t))
5815 ;; We remove everything before the bounced mail.
5818 (if (re-search-forward "^[^ \n\t]+:" nil t)
5821 (when (re-search-backward "^.?From .*\n" nil t)
5822 (delete-region (match-beginning 0) (match-end 0)))))
5823 (mm-enable-multibyte)
5826 (message-narrow-to-head-1)
5827 (message-remove-header message-ignored-bounced-headers t)
5828 (goto-char (point-max))
5829 (insert mail-header-separator))
5830 (message-position-point)))
5833 ;;; Interactive entry points for new message buffers.
5837 (defun message-mail-other-window (&optional to subject)
5838 "Like `message-mail' command, but display mail buffer in another window."
5840 (unless (message-mail-user-agent)
5841 (let ((pop-up-windows t)
5842 (special-display-buffer-names nil)
5843 (special-display-regexps nil)
5844 (same-window-buffer-names nil)
5845 (same-window-regexps nil))
5846 (message-pop-to-buffer (message-buffer-name "mail" to))))
5847 (let ((message-this-is-mail t))
5848 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
5849 nil nil 'switch-to-buffer-other-window)))
5852 (defun message-mail-other-frame (&optional to subject)
5853 "Like `message-mail' command, but display mail buffer in another frame."
5855 (unless (message-mail-user-agent)
5856 (let ((pop-up-frames t)
5857 (special-display-buffer-names nil)
5858 (special-display-regexps nil)
5859 (same-window-buffer-names nil)
5860 (same-window-regexps nil))
5861 (message-pop-to-buffer (message-buffer-name "mail" to))))
5862 (let ((message-this-is-mail t))
5863 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
5864 nil nil 'switch-to-buffer-other-frame)))
5867 (defun message-news-other-window (&optional newsgroups subject)
5868 "Start editing a news article to be sent."
5870 (let ((pop-up-windows t)
5871 (special-display-buffer-names nil)
5872 (special-display-regexps nil)
5873 (same-window-buffer-names nil)
5874 (same-window-regexps nil))
5875 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
5876 (let ((message-this-is-news t))
5877 (message-setup `((Newsgroups . ,(or newsgroups ""))
5878 (Subject . ,(or subject ""))))))
5881 (defun message-news-other-frame (&optional newsgroups subject)
5882 "Start editing a news article to be sent."
5884 (let ((pop-up-frames t)
5885 (special-display-buffer-names nil)
5886 (special-display-regexps nil)
5887 (same-window-buffer-names nil)
5888 (same-window-regexps nil))
5889 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
5890 (let ((message-this-is-news t))
5891 (message-setup `((Newsgroups . ,(or newsgroups ""))
5892 (Subject . ,(or subject ""))))))
5896 ;; This code should be moved to underline.el (from which it is stolen).
5899 (defun bold-region (start end)
5900 "Bold all nonblank characters in the region.
5901 Works by overstriking characters.
5902 Called from program, takes two arguments START and END
5903 which specify the range to operate on."
5906 (let ((end1 (make-marker)))
5907 (move-marker end1 (max start end))
5908 (goto-char (min start end))
5909 (while (< (point) end1)
5910 (or (looking-at "[_\^@- ]")
5911 (insert (char-after) "\b"))
5912 (forward-char 1)))))
5915 (defun unbold-region (start end)
5916 "Remove all boldness (overstruck characters) in the region.
5917 Called from program, takes two arguments START and END
5918 which specify the range to operate on."
5921 (let ((end1 (make-marker)))
5922 (move-marker end1 (max start end))
5923 (goto-char (min start end))
5924 (while (re-search-forward "\b" end1 t)
5925 (if (eq (char-after) (char-after (- (point) 2)))
5926 (delete-char -2))))))
5928 (defalias 'message-exchange-point-and-mark 'exchange-point-and-mark)
5930 ;; Support for toolbar
5932 (defvar tool-bar-map)
5933 (defvar tool-bar-mode))
5935 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
5936 ;; We need to make tool bar entries in local keymaps with
5937 ;; `tool-bar-local-item-from-menu' in Emacs > 21.3
5938 (if (fboundp 'tool-bar-local-item-from-menu)
5939 ;; This is for Emacs 21.3
5940 (tool-bar-local-item-from-menu command icon in-map from-map props)
5941 (tool-bar-add-item-from-menu command icon from-map props)))
5943 (defun message-tool-bar-map ()
5944 (or message-tool-bar-map
5945 (setq message-tool-bar-map
5947 (condition-case nil (require 'tool-bar) (error nil))
5948 (fboundp 'tool-bar-add-item-from-menu)
5950 (let ((tool-bar-map (copy-keymap tool-bar-map))
5951 (load-path (mm-image-load-path)))
5952 ;; Zap some items which aren't so relevant and take
5954 (dolist (key '(print-buffer kill-buffer save-buffer
5955 write-file dired open-file))
5956 (define-key tool-bar-map (vector key) nil))
5957 (message-tool-bar-local-item-from-menu
5958 'message-send-and-exit "mail_send" tool-bar-map message-mode-map)
5959 (message-tool-bar-local-item-from-menu
5960 'message-kill-buffer "close" tool-bar-map message-mode-map)
5961 (message-tool-bar-local-item-from-menu
5962 'message-dont-send "cancel" tool-bar-map message-mode-map)
5963 (message-tool-bar-local-item-from-menu
5964 'mml-attach-file "attach" tool-bar-map mml-mode-map)
5965 (message-tool-bar-local-item-from-menu
5966 'ispell-message "spell" tool-bar-map message-mode-map)
5967 (message-tool-bar-local-item-from-menu
5968 'message-insert-importance-high "important"
5969 tool-bar-map message-mode-map)
5970 (message-tool-bar-local-item-from-menu
5971 'message-insert-importance-low "unimportant"
5972 tool-bar-map message-mode-map)
5973 (message-tool-bar-local-item-from-menu
5974 'message-insert-disposition-notification-to "receipt"
5975 tool-bar-map message-mode-map)
5978 ;;; Group name completion.
5980 (defcustom message-newgroups-header-regexp
5981 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
5982 "Regexp that match headers that lists groups."
5986 (defcustom message-completion-alist
5987 (list (cons message-newgroups-header-regexp 'message-expand-group)
5988 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
5989 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
5990 . message-expand-name)
5991 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
5992 . message-expand-name))
5993 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
5995 :type '(alist :key-type regexp :value-type function))
5997 (defcustom message-tab-body-function nil
5998 "*Function to execute when `message-tab' (TAB) is executed in the body.
5999 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6003 (defun message-tab ()
6004 "Complete names according to `message-completion-alist'.
6005 Execute function specified by `message-tab-body-function' when not in
6008 (let ((alist message-completion-alist))
6010 (let ((mail-abbrev-mode-regexp (caar alist)))
6011 (not (mail-abbrev-in-expansion-header-p))))
6012 (setq alist (cdr alist)))
6013 (funcall (or (cdar alist) message-tab-body-function
6014 (lookup-key text-mode-map "\t")
6015 (lookup-key global-map "\t")
6016 'indent-relative))))
6018 (defun message-expand-group ()
6019 "Expand the group name under point."
6020 (let* ((b (save-excursion
6025 (skip-chars-forward "^:")
6028 (skip-chars-backward "^, \t\n") (point))))
6029 (completion-ignore-case t)
6030 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6032 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6033 (completions (all-completions string hashtb))
6035 (delete-region b (point))
6037 ((= (length completions) 1)
6038 (if (string= (car completions) string)
6041 (message "Only matching group"))
6042 (insert (car completions))))
6043 ((and (setq comp (try-completion string hashtb))
6044 (not (string= comp string)))
6049 (message "No matching groups")
6050 (save-selected-window
6051 (pop-to-buffer "*Completions*")
6052 (buffer-disable-undo)
6053 (let ((buffer-read-only nil))
6055 (let ((standard-output (current-buffer)))
6056 (display-completion-list (sort completions 'string<)))
6057 (goto-char (point-min))
6058 (delete-region (point) (progn (forward-line 3) (point))))))))))
6060 (defun message-expand-name ()
6061 (if (fboundp 'bbdb-complete-name)
6062 (bbdb-complete-name)
6067 (defun message-talkative-question (ask question show &rest text)
6068 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6069 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6070 The following arguments may contain lists of values."
6072 (setq text (message-flatten-list text)))
6073 (save-window-excursion
6075 (with-output-to-temp-buffer " *MESSAGE information message*"
6076 (set-buffer " *MESSAGE information message*")
6077 (fundamental-mode) ; for Emacs 20.4+
6078 (mapcar 'princ text)
6079 (goto-char (point-min))))
6080 (funcall ask question))
6081 (funcall ask question)))
6083 (defun message-flatten-list (list)
6084 "Return a new, flat list that contains all elements of LIST.
6086 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6089 (apply 'append (mapcar 'message-flatten-list list)))
6093 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6094 "Create and return a buffer with name based on NAME using `generate-new-buffer.'
6095 Then clone the local variables and values from the old buffer to the
6096 new one, cloning only the locals having a substring matching the
6098 (let ((oldbuf (current-buffer)))
6100 (set-buffer (generate-new-buffer name))
6101 (message-clone-locals oldbuf varstr)
6104 (defun message-clone-locals (buffer &optional varstr)
6105 "Clone the local variables from BUFFER to the current buffer."
6106 (let ((locals (save-excursion
6108 (buffer-local-variables)))
6109 (regexp "^gnus\\|^nn\\|^message\\|^user-mail-address"))
6112 (when (and (consp local)
6114 (string-match regexp (symbol-name (car local)))
6116 (string-match varstr (symbol-name (car local)))))
6118 (set (make-local-variable (car local))
6122 ;;; Miscellaneous functions
6124 (defsubst message-replace-chars-in-string (string from to)
6125 (mm-subst-char-in-string from to string))
6131 (defvar message-inhibit-body-encoding nil)
6133 (defun message-encode-message-body ()
6134 (unless message-inhibit-body-encoding
6135 (let ((mail-parse-charset (or mail-parse-charset
6136 message-default-charset))
6137 (case-fold-search t)
6138 lines content-type-p)
6141 (narrow-to-region (point) (point-max))
6142 (let ((new (mml-generate-mime)))
6144 (delete-region (point-min) (point-max))
6146 (goto-char (point-min))
6147 (if (eq (aref new 0) ?\n)
6149 (search-forward "\n\n")
6150 (setq lines (buffer-substring (point-min) (1- (point))))
6151 (delete-region (point-min) (point))))))
6153 (message-narrow-to-headers-or-head)
6154 (message-remove-header "Mime-Version")
6155 (goto-char (point-max))
6156 (insert "MIME-Version: 1.0\n")
6159 (setq content-type-p
6161 (re-search-backward "^Content-Type:" nil t))))
6163 (message-narrow-to-headers-or-head)
6164 (message-remove-first-header "Content-Type")
6165 (message-remove-first-header "Content-Transfer-Encoding"))
6166 ;; We always make sure that the message has a Content-Type
6167 ;; header. This is because some broken MTAs and MUAs get
6168 ;; awfully confused when confronted with a message with a
6169 ;; MIME-Version header and without a Content-Type header. For
6170 ;; instance, Solaris' /usr/bin/mail.
6171 (unless content-type-p
6172 (goto-char (point-min))
6173 ;; For unknown reason, MIME-Version doesn't exist.
6174 (when (re-search-forward "^MIME-Version:" nil t)
6176 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
6178 (defun message-read-from-minibuffer (prompt &optional initial-contents)
6179 "Read from the minibuffer while providing abbrev expansion."
6180 (if (fboundp 'mail-abbrevs-setup)
6181 (let ((mail-abbrev-mode-regexp "")
6182 (minibuffer-setup-hook 'mail-abbrevs-setup)
6183 (minibuffer-local-map message-minibuffer-local-map))
6184 (read-from-minibuffer prompt initial-contents))
6185 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
6186 (minibuffer-local-map message-minibuffer-local-map))
6187 (read-string prompt initial-contents))))
6189 (defun message-use-alternative-email-as-from ()
6190 (require 'mail-utils)
6191 (let* ((fields '("To" "Cc"))
6194 (mail-strip-quoted-names
6195 (mapconcat 'message-fetch-reply-field fields ","))
6199 (if (string-match message-alternative-emails (car emails))
6200 (setq email (car emails)
6203 (unless (or (not email) (equal email user-mail-address))
6204 (goto-char (point-max))
6205 (insert "From: " email "\n"))))
6207 (defun message-options-get (symbol)
6208 (cdr (assq symbol message-options)))
6210 (defun message-options-set (symbol value)
6211 (let ((the-cons (assq symbol message-options)))
6214 (setcdr the-cons value)
6215 (setq message-options (delq the-cons message-options)))
6217 (push (cons symbol value) message-options))))
6220 (defun message-options-set-recipient ()
6222 (message-narrow-to-headers-or-head)
6223 (message-options-set 'message-sender
6224 (mail-strip-quoted-names
6225 (message-fetch-field "from")))
6226 (message-options-set 'message-recipients
6227 (mail-strip-quoted-names
6228 (let ((to (message-fetch-field "to"))
6229 (cc (message-fetch-field "cc"))
6230 (bcc (message-fetch-field "bcc")))
6233 (if (and to cc) ", ")
6235 (if (and (or to cc) bcc) ", ")
6238 (when (featurep 'xemacs)
6239 (require 'messagexmas)
6240 (message-xmas-redefine))
6244 (run-hooks 'message-load-hook)
6247 ;; coding: iso-8859-1
6250 ;;; message.el ends here