1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
3 ;; Free Software Foundation, Inc.
5 ;; Author: Lars Magne Ingebrigtsen <larsi@gnus.org>
6 ;; Keywords: mail, news
8 ;; This file is part of GNU Emacs.
10 ;; GNU Emacs is free software; you can redistribute it and/or modify
11 ;; it under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
15 ;; GNU Emacs is distributed in the hope that it will be useful,
16 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 ;; GNU General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
27 ;; This mode provides mail-sending facilities from within Emacs. It
28 ;; consists mainly of large chunks of code from the sendmail.el,
29 ;; gnus-msg.el and rnewspost.el files.
35 (defvar gnus-list-identifiers)) ; gnus-sum is required where necessary
39 ;; This is apparently necessary even though things are autoloaded.
40 ;; Because we dynamically bind mail-abbrev-mode-regexp, we'd better
41 ;; require mailabbrev here.
42 (if (featurep 'xemacs)
43 (require 'mail-abbrevs)
44 (require 'mailabbrev))
49 (autoload 'sha1 "sha1-el"))
51 (defgroup message '((user-mail-address custom-variable)
52 (user-full-name custom-variable))
53 "Mail and news message composing."
54 :link '(custom-manual "(message)Top")
58 (put 'user-mail-address 'custom-type 'string)
59 (put 'user-full-name 'custom-type 'string)
61 (defgroup message-various nil
62 "Various Message Variables"
63 :link '(custom-manual "(message)Various Message Variables")
66 (defgroup message-buffers nil
68 :link '(custom-manual "(message)Message Buffers")
71 (defgroup message-sending nil
73 :link '(custom-manual "(message)Sending Variables")
76 (defgroup message-interface nil
78 :link '(custom-manual "(message)Interface")
81 (defgroup message-forwarding nil
83 :link '(custom-manual "(message)Forwarding")
84 :group 'message-interface)
86 (defgroup message-insertion nil
88 :link '(custom-manual "(message)Insertion")
91 (defgroup message-headers nil
93 :link '(custom-manual "(message)Message Headers")
96 (defgroup message-news nil
97 "Composing News Messages"
100 (defgroup message-mail nil
101 "Composing Mail Messages"
104 (defgroup message-faces nil
105 "Faces used for message composing."
109 (defcustom message-directory "~/Mail/"
110 "*Directory from which all other mail file variables are derived."
111 :group 'message-various
114 (defcustom message-max-buffers 10
115 "*How many buffers to keep before starting to kill them off."
116 :group 'message-buffers
119 (defcustom message-send-rename-function nil
120 "Function called to rename the buffer after sending it."
121 :group 'message-buffers
122 :type '(choice function (const nil)))
124 (defcustom message-fcc-handler-function 'message-output
125 "*A function called to save outgoing articles.
126 This function will be called with the name of the file to store the
127 article in. The default function is `message-output' which saves in Unix
129 :type '(radio (function-item message-output)
130 (function :tag "Other"))
131 :group 'message-sending)
133 (defcustom message-fcc-externalize-attachments nil
134 "If non-nil, attachments are included as external parts in Fcc copies."
136 :group 'message-sending)
138 (defcustom message-courtesy-message
139 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
140 "*This is inserted at the start of a mailed copy of a posted message.
141 If the string contains the format spec \"%s\", the Newsgroups
142 the article has been posted to will be inserted there.
143 If this variable is nil, no such courtesy message will be added."
144 :group 'message-sending
147 (defcustom message-ignored-bounced-headers "^\\(Received\\|Return-Path\\):"
148 "*Regexp that matches headers to be removed in resent bounced mail."
149 :group 'message-interface
153 (defcustom message-from-style 'default
154 "*Specifies how \"From\" headers look.
156 If nil, they contain just the return address like:
158 If `parens', they look like:
159 king@grassland.com (Elvis Parsley)
160 If `angles', they look like:
161 Elvis Parsley <king@grassland.com>
163 Otherwise, most addresses look like `angles', but they look like
164 `parens' if `angles' would need quoting and `parens' would not."
165 :type '(choice (const :tag "simple" nil)
169 :group 'message-headers)
171 (defcustom message-insert-canlock t
172 "Whether to insert a Cancel-Lock header in news postings."
174 :group 'message-headers
177 (defcustom message-syntax-checks
178 (if message-insert-canlock '((sender . disabled)) nil)
179 ;; Guess this one shouldn't be easy to customize...
180 "*Controls what syntax checks should not be performed on outgoing posts.
181 To disable checking of long signatures, for instance, add
182 `(signature . disabled)' to this list.
184 Don't touch this variable unless you really know what you're doing.
186 Checks include `subject-cmsg', `multiple-headers', `sendsys',
187 `message-id', `from', `long-lines', `control-chars', `size',
188 `new-text', `quoting-style', `redirected-followup', `signature',
189 `approved', `sender', `empty', `empty-headers', `message-id', `from',
190 `subject', `shorten-followup-to', `existing-newsgroups',
191 `buffer-file-name', `unchanged', `newsgroups', `reply-to',
192 'continuation-headers', and `long-header-lines'."
194 :type '(repeat sexp)) ; Fixme: improve this
196 (defcustom message-required-headers '((optional . References) From)
197 "*Headers to be generated or prompted for when sending a message.
198 Also see `message-required-news-headers' and
199 `message-required-mail-headers'."
201 :group 'message-headers
202 :type '(repeat sexp))
204 (defcustom message-draft-headers '(References From)
205 "*Headers to be generated when saving a draft message."
207 :group 'message-headers
208 :type '(repeat sexp))
210 (defcustom message-required-news-headers
211 '(From Newsgroups Subject Date Message-ID
212 (optional . Organization)
213 (optional . User-Agent))
214 "*Headers to be generated or prompted for when posting an article.
215 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
216 Message-ID. Organization, Lines, In-Reply-To, Expires, and
217 User-Agent are optional. If don't you want message to insert some
218 header, remove it from this list."
220 :group 'message-headers
221 :type '(repeat sexp))
223 (defcustom message-required-mail-headers
224 '(From Subject Date (optional . In-Reply-To) Message-ID
225 (optional . User-Agent))
226 "*Headers to be generated or prompted for when mailing a message.
227 It is recommended that From, Date, To, Subject and Message-ID be
228 included. Organization and User-Agent are optional."
230 :group 'message-headers
231 :type '(repeat sexp))
233 (defcustom message-deletable-headers '(Message-ID Date Lines)
234 "Headers to be deleted if they already exist and were generated by message previously."
235 :group 'message-headers
238 (defcustom message-ignored-news-headers
239 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
240 "*Regexp of headers to be removed unconditionally before posting."
242 :group 'message-headers
245 (defcustom message-ignored-mail-headers
246 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:\\|^X-Gnus-Agent-Meta-Information:"
247 "*Regexp of headers to be removed unconditionally before mailing."
249 :group 'message-headers
252 (defcustom message-ignored-supersedes-headers "^Path:\\|^Date\\|^NNTP-Posting-Host:\\|^Xref:\\|^Lines:\\|^Received:\\|^X-From-Line:\\|^X-Trace:\\|^X-Complaints-To:\\|Return-Path:\\|^Supersedes:\\|^NNTP-Posting-Date:\\|^X-Trace:\\|^X-Complaints-To:\\|^Cancel-Lock:\\|^Cancel-Key:\\|^X-Hashcash:"
253 "*Header lines matching this regexp will be deleted before posting.
254 It's best to delete old Path and Date headers before posting to avoid
256 :group 'message-interface
259 (defcustom message-subject-re-regexp
260 "^[ \t]*\\([Rr][Ee]\\(\\[[0-9]*\\]\\)*:[ \t]*\\)*[ \t]*"
261 "*Regexp matching \"Re: \" in the subject line."
262 :group 'message-various
265 ;;; Start of variables adopted from `message-utils.el'.
267 (defcustom message-subject-trailing-was-query 'ask
268 ;; should it default to nil or ask?
269 "*What to do with trailing \"(was: <old subject>)\" in subject lines.
270 If nil, leave the subject unchanged. If it is the symbol `ask', query
271 the user what do do. In this case, the subject is matched against
272 `message-subject-trailing-was-ask-regexp'. If
273 `message-subject-trailing-was-query' is t, always strip the trailing
274 old subject. In this case, `message-subject-trailing-was-regexp' is
276 :type '(choice (const :tag "never" nil)
277 (const :tag "always strip" t)
279 :group 'message-various)
281 (defcustom message-subject-trailing-was-ask-regexp
282 "[ \t]*\\([[(]+[Ww][Aa][Ss][ \t]*.*[\])]+\\)"
283 "*Regexp matching \"(was: <old subject>)\" in the subject line.
285 The function `message-strip-subject-trailing-was' uses this regexp if
286 `message-subject-trailing-was-query' is set to the symbol `ask'. If
287 the variable is t instead of `ask', use
288 `message-subject-trailing-was-regexp' instead.
290 It is okay to create some false positives here, as the user is asked."
291 :group 'message-various
294 (defcustom message-subject-trailing-was-regexp
295 "[ \t]*\\((*[Ww][Aa][Ss]:[ \t]*.*)\\)"
296 "*Regexp matching \"(was: <old subject>)\" in the subject line.
298 If `message-subject-trailing-was-query' is set to t, the subject is
299 matched against `message-subject-trailing-was-regexp' in
300 `message-strip-subject-trailing-was'. You should use a regexp creating very
301 few false positives here."
302 :group 'message-various
305 ;;; marking inserted text
308 (defcustom message-mark-insert-begin
309 "--8<---------------cut here---------------start------------->8---\n"
310 "How to mark the beginning of some inserted text."
312 :group 'message-various)
315 (defcustom message-mark-insert-end
316 "--8<---------------cut here---------------end--------------->8---\n"
317 "How to mark the end of some inserted text."
319 :group 'message-various)
322 (defcustom message-archive-header
323 "X-No-Archive: Yes\n"
324 "Header to insert when you don't want your article to be archived.
325 Archives \(such as groups.googgle.com\) respect this header."
327 :group 'message-various)
330 (defcustom message-archive-note
331 "X-No-Archive: Yes - save http://groups.google.com/"
332 "Note to insert why you wouldn't want this posting archived.
333 If nil, don't insert any text in the body."
335 :group 'message-various)
337 ;;; Crossposts and Followups
338 ;; inspired by JoH-followup-to by Jochem Huhman <joh at gmx.de>
339 ;; new suggestions by R. Weikusat <rw at another.de>
341 (defvar message-cross-post-old-target nil
342 "Old target for cross-posts or follow-ups.")
343 (make-variable-buffer-local 'message-cross-post-old-target)
346 (defcustom message-cross-post-default t
347 "When non-nil `message-cross-post-followup-to' will perform a crosspost.
348 If nil, `message-cross-post-followup-to' will only do a followup. Note that
349 you can explicitly override this setting by calling
350 `message-cross-post-followup-to' with a prefix."
352 :group 'message-various)
355 (defcustom message-cross-post-note
356 "Crosspost & Followup-To: "
357 "Note to insert before signature to notify of cross-post and follow-up."
359 :group 'message-various)
362 (defcustom message-followup-to-note
364 "Note to insert before signature to notify of follow-up only."
366 :group 'message-various)
369 (defcustom message-cross-post-note-function
370 'message-cross-post-insert-note
371 "Function to use to insert note about Crosspost or Followup-To.
372 The function will be called with four arguments. The function should not only
373 insert a note, but also ensure old notes are deleted. See the documentation
374 for `message-cross-post-insert-note'."
376 :group 'message-various)
378 ;;; End of variables adopted from `message-utils.el'.
381 (defcustom message-signature-separator "^-- *$"
382 "Regexp matching the signature separator."
384 :group 'message-various)
386 (defcustom message-elide-ellipsis "\n[...]\n\n"
387 "*The string which is inserted for elided text."
389 :group 'message-various)
391 (defcustom message-interactive t
392 "Non-nil means when sending a message wait for and display errors.
393 nil means let mailer mail back a message to report errors."
394 :group 'message-sending
398 (defcustom message-generate-new-buffers 'unique
399 "*Non-nil means create a new message buffer whenever `message-setup' is called.
400 If this is a function, call that function with three parameters: The type,
401 the to address and the group name. (Any of these may be nil.) The function
402 should return the new buffer name."
403 :group 'message-buffers
404 :type '(choice (const :tag "off" nil)
405 (const :tag "unique" unique)
406 (const :tag "unsent" unsent)
409 (defcustom message-kill-buffer-on-exit nil
410 "*Non-nil means that the message buffer will be killed after sending a message."
411 :group 'message-buffers
415 (defvar gnus-local-organization))
416 (defcustom message-user-organization
417 (or (and (boundp 'gnus-local-organization)
418 (stringp gnus-local-organization)
419 gnus-local-organization)
420 (getenv "ORGANIZATION")
422 "*String to be used as an Organization header.
423 If t, use `message-user-organization-file'."
424 :group 'message-headers
425 :type '(choice string
426 (const :tag "consult file" t)))
429 (defcustom message-user-organization-file "/usr/lib/news/organization"
430 "*Local news organization file."
432 :group 'message-headers)
434 (defcustom message-make-forward-subject-function
435 'message-forward-subject-name-subject
436 "*List of functions called to generate subject headers for forwarded messages.
437 The subject generated by the previous function is passed into each
440 The provided functions are:
442 * `message-forward-subject-author-subject' (Source of article (author or
443 newsgroup)), in brackets followed by the subject
444 * `message-forward-subject-name-subject' (Source of article (name of author
445 or newsgroup)), in brackets followed by the subject
446 * `message-forward-subject-fwd' (Subject of article with 'Fwd:' prepended
448 :group 'message-forwarding
449 :type '(radio (function-item message-forward-subject-author-subject)
450 (function-item message-forward-subject-fwd)
451 (repeat :tag "List of functions" function)))
453 (defcustom message-forward-as-mime t
454 "*If non-nil, forward messages as an inline/rfc822 MIME section. Otherwise, directly inline the old message in the forwarded message."
456 :group 'message-forwarding
459 (defcustom message-forward-show-mml t
460 "*If non-nil, forward messages are shown as mml. Otherwise, forward messages are unchanged."
462 :group 'message-forwarding
465 (defcustom message-forward-before-signature t
466 "*If non-nil, put forwarded message before signature, else after."
467 :group 'message-forwarding
470 (defcustom message-wash-forwarded-subjects nil
471 "*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."
472 :group 'message-forwarding
475 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:\\|^>?From "
476 "*All headers that match this regexp will be deleted when resending a message."
477 :group 'message-interface
480 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
481 "*All headers that match this regexp will be deleted when forwarding a message."
483 :group 'message-forwarding
484 :type '(choice (const :tag "None" nil)
487 (defcustom message-ignored-cited-headers "."
488 "*Delete these headers from the messages you yank."
489 :group 'message-insertion
492 (defcustom message-cite-prefix-regexp
493 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
494 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>|}+]\\)+"
495 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
496 (let ((old-table (syntax-table))
497 non-word-constituents)
498 (set-syntax-table text-mode-syntax-table)
499 (setq non-word-constituents
501 (if (string-match "\\w" "-") "" "-")
502 (if (string-match "\\w" "_") "" "_")
503 (if (string-match "\\w" ".") "" ".")))
504 (set-syntax-table old-table)
505 (if (equal non-word-constituents "")
506 "\\([ \t]*\\(\\w\\)+>+\\|[ \t]*[]>|}+]\\)+"
507 (concat "\\([ \t]*\\(\\w\\|["
508 non-word-constituents
509 "]\\)+>+\\|[ \t]*[]>|}+]\\)+"))))
510 "*Regexp matching the longest possible citation prefix on a line."
511 :group 'message-insertion
514 (defcustom message-cancel-message "I am canceling my own article.\n"
515 "Message to be inserted in the cancel message."
516 :group 'message-interface
519 ;; Useful to set in site-init.el
521 (defcustom message-send-mail-function 'message-send-mail-with-sendmail
522 "Function to call to send the current buffer as mail.
523 The headers should be delimited by a line whose contents match the
524 variable `mail-header-separator'.
526 Valid values include `message-send-mail-with-sendmail' (the default),
527 `message-send-mail-with-mh', `message-send-mail-with-qmail',
528 `message-smtpmail-send-it', `smtpmail-send-it' and `feedmail-send-it'.
530 See also `send-mail-function'."
531 :type '(radio (function-item message-send-mail-with-sendmail)
532 (function-item message-send-mail-with-mh)
533 (function-item message-send-mail-with-qmail)
534 (function-item message-smtpmail-send-it)
535 (function-item smtpmail-send-it)
536 (function-item feedmail-send-it)
537 (function :tag "Other"))
538 :group 'message-sending
539 :group 'message-mail)
541 (defcustom message-send-news-function 'message-send-news
542 "Function to call to send the current buffer as news.
543 The headers should be delimited by a line whose contents match the
544 variable `mail-header-separator'."
545 :group 'message-sending
549 (defcustom message-reply-to-function nil
550 "If non-nil, function that should return a list of headers.
551 This function should pick out addresses from the To, Cc, and From headers
552 and respond with new To and Cc headers."
553 :group 'message-interface
554 :type '(choice function (const nil)))
556 (defcustom message-wide-reply-to-function nil
557 "If non-nil, function that should return a list of headers.
558 This function should pick out addresses from the To, Cc, and From headers
559 and respond with new To and Cc headers."
560 :group 'message-interface
561 :type '(choice function (const nil)))
563 (defcustom message-followup-to-function nil
564 "If non-nil, function that should return a list of headers.
565 This function should pick out addresses from the To, Cc, and From headers
566 and respond with new To and Cc headers."
567 :group 'message-interface
568 :type '(choice function (const nil)))
570 (defcustom message-use-followup-to 'ask
571 "*Specifies what to do with Followup-To header.
572 If nil, always ignore the header. If it is t, use its value, but
573 query before using the \"poster\" value. If it is the symbol `ask',
574 always query the user whether to use the value. If it is the symbol
575 `use', always use the value."
576 :group 'message-interface
577 :type '(choice (const :tag "ignore" nil)
578 (const :tag "use & query" t)
582 (defcustom message-use-mail-followup-to 'use
583 "*Specifies what to do with Mail-Followup-To header.
584 If nil, always ignore the header. If it is the symbol `ask', always
585 query the user whether to use the value. If it is the symbol `use',
586 always use the value."
587 :group 'message-interface
588 :type '(choice (const :tag "ignore" nil)
592 (defcustom message-subscribed-address-functions nil
593 "*Specifies functions for determining list subscription.
594 If nil, do not attempt to determine list subscribtion with functions.
595 If non-nil, this variable contains a list of functions which return
596 regular expressions to match lists. These functions can be used in
597 conjunction with `message-subscribed-regexps' and
598 `message-subscribed-addresses'."
599 :group 'message-interface
600 :type '(repeat sexp))
602 (defcustom message-subscribed-address-file nil
603 "*A file containing addresses the user is subscribed to.
604 If nil, do not look at any files to determine list subscriptions. If
605 non-nil, each line of this file should be a mailing list address."
606 :group 'message-interface
609 (defcustom message-subscribed-addresses nil
610 "*Specifies a list of addresses the user is subscribed to.
611 If nil, do not use any predefined list subscriptions. This list of
612 addresses can be used in conjuction with
613 `message-subscribed-address-functions' and `message-subscribed-regexps'."
614 :group 'message-interface
615 :type '(repeat string))
617 (defcustom message-subscribed-regexps nil
618 "*Specifies a list of addresses the user is subscribed to.
619 If nil, do not use any predefined list subscriptions. This list of
620 regular expressions can be used in conjuction with
621 `message-subscribed-address-functions' and `message-subscribed-addresses'."
622 :group 'message-interface
623 :type '(repeat regexp))
625 (defcustom message-allow-no-recipients 'ask
626 "Specifies what to do when there are no recipients other than Gcc/Fcc.
627 If it is the symbol `always', the posting is allowed. If it is the
628 symbol `never', the posting is not allowed. If it is the symbol
629 `ask', you are prompted."
630 :group 'message-interface
631 :type '(choice (const always)
635 (defcustom message-sendmail-f-is-evil nil
636 "*Non-nil means don't add \"-f username\" to the sendmail command line.
637 Doing so would be even more evil than leaving it out."
638 :group 'message-sending
641 (defcustom message-sendmail-envelope-from nil
642 "*Envelope-from when sending mail with sendmail.
643 If this is nil, use `user-mail-address'. If it is the symbol
644 `header', use the From: header of the message."
645 :type '(choice (string :tag "From name")
646 (const :tag "Use From: header from message" header)
647 (const :tag "Use `user-mail-address'" nil))
648 :group 'message-sending)
650 ;; qmail-related stuff
651 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
652 "Location of the qmail-inject program."
653 :group 'message-sending
656 (defcustom message-qmail-inject-args nil
657 "Arguments passed to qmail-inject programs.
658 This should be a list of strings, one string for each argument. It
659 may also be a function.
661 For e.g., if you wish to set the envelope sender address so that bounces
662 go to the right place or to deal with listserv's usage of that address, you
663 might set this variable to '(\"-f\" \"you@some.where\")."
664 :group 'message-sending
665 :type '(choice (function)
668 (defvar message-cater-to-broken-inn t
669 "Non-nil means Gnus should not fold the `References' header.
670 Folding `References' makes ancient versions of INN create incorrect
674 (defvar gnus-post-method)
675 (defvar gnus-select-method))
676 (defcustom message-post-method
677 (cond ((and (boundp 'gnus-post-method)
678 (listp gnus-post-method)
681 ((boundp 'gnus-select-method)
684 "*Method used to post news.
685 Note that when posting from inside Gnus, for instance, this
686 variable isn't used."
688 :group 'message-sending
689 ;; This should be the `gnus-select-method' widget, but that might
690 ;; create a dependence to `gnus.el'.
693 (defcustom message-generate-headers-first nil
694 "*If non-nil, generate all required headers before composing.
695 The variables `message-required-news-headers' and
696 `message-required-mail-headers' specify which headers to generate.
697 This can also be a list of headers that should be generated before
700 Note that the variable `message-deletable-headers' specifies headers which
701 are to be deleted and then re-generated before sending, so this variable
702 will not have a visible effect for those headers."
703 :group 'message-headers
704 :type '(choice (const :tag "None" nil)
706 (repeat (sexp :tag "Header"))))
708 (defcustom message-setup-hook nil
709 "Normal hook, run each time a new outgoing message is initialized.
710 The function `message-setup' runs this hook."
711 :group 'message-various
714 (defcustom message-cancel-hook nil
715 "Hook run when cancelling articles."
716 :group 'message-various
719 (defcustom message-signature-setup-hook nil
720 "Normal hook, run each time a new outgoing message is initialized.
721 It is run after the headers have been inserted and before
722 the signature is inserted."
723 :group 'message-various
726 (defcustom message-mode-hook nil
727 "Hook run in message mode buffers."
728 :group 'message-various
731 (defcustom message-header-hook nil
732 "Hook run in a message mode buffer narrowed to the headers."
733 :group 'message-various
736 (defcustom message-header-setup-hook nil
737 "Hook called narrowed to the headers when setting up a message buffer."
738 :group 'message-various
741 (defcustom message-minibuffer-local-map
742 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
743 (set-keymap-parent map minibuffer-local-map)
745 "Keymap for `message-read-from-minibuffer'.")
748 (defcustom message-citation-line-function 'message-insert-citation-line
749 "*Function called to insert the \"Whomever writes:\" line.
751 Note that Gnus provides a feature where the reader can click on
752 `writes:' to hide the cited text. If you change this line too much,
753 people who read your message will have to change their Gnus
754 configuration. See the variable `gnus-cite-attribution-suffix'."
756 :group 'message-insertion)
759 (defcustom message-yank-prefix "> "
760 "*Prefix inserted on the lines of yanked messages.
761 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
762 See also `message-yank-cited-prefix'."
764 :group 'message-insertion)
766 (defcustom message-yank-cited-prefix ">"
767 "*Prefix inserted on cited or empty lines of yanked messages.
768 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
769 See also `message-yank-prefix'."
771 :group 'message-insertion)
773 (defcustom message-indentation-spaces 3
774 "*Number of spaces to insert at the beginning of each cited line.
775 Used by `message-yank-original' via `message-yank-cite'."
776 :group 'message-insertion
780 (defcustom message-cite-function 'message-cite-original
781 "*Function for citing an original message.
782 Predefined functions include `message-cite-original' and
783 `message-cite-original-without-signature'.
784 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
785 :type '(radio (function-item message-cite-original)
786 (function-item message-cite-original-without-signature)
787 (function-item sc-cite-original)
788 (function :tag "Other"))
789 :group 'message-insertion)
792 (defcustom message-indent-citation-function 'message-indent-citation
793 "*Function for modifying a citation just inserted in the mail buffer.
794 This can also be a list of functions. Each function can find the
795 citation between (point) and (mark t). And each function should leave
796 point and mark around the citation text as modified."
798 :group 'message-insertion)
801 (defcustom message-signature t
802 "*String to be inserted at the end of the message buffer.
803 If t, the `message-signature-file' file will be inserted instead.
804 If a function, the result from the function will be used instead.
805 If a form, the result from the form will be used instead."
807 :group 'message-insertion)
810 (defcustom message-signature-file "~/.signature"
811 "*Name of file containing the text inserted at end of message buffer.
812 Ignored if the named file doesn't exist.
813 If nil, don't insert a signature."
814 :type '(choice file (const :tags "None" nil))
815 :group 'message-insertion)
818 (defcustom message-signature-insert-empty-line t
819 "*If non-nil, insert an empty line before the signature separator."
821 :group 'message-insertion)
823 (defcustom message-distribution-function nil
824 "*Function called to return a Distribution header."
826 :group 'message-headers
827 :type '(choice function (const nil)))
829 (defcustom message-expires 14
830 "Number of days before your article expires."
832 :group 'message-headers
833 :link '(custom-manual "(message)News Headers")
836 (defcustom message-user-path nil
837 "If nil, use the NNTP server name in the Path header.
838 If stringp, use this; if non-nil, use no host name (user name only)."
840 :group 'message-headers
841 :link '(custom-manual "(message)News Headers")
842 :type '(choice (const :tag "nntp" nil)
844 (sexp :tag "none" :format "%t" t)))
846 (defvar message-reply-buffer nil)
847 (defvar message-reply-headers nil
848 "The headers of the current replied article.
849 It is a vector of the following headers:
850 \[number subject from date id references chars lines xref extra].")
851 (defvar message-newsreader nil)
852 (defvar message-mailer nil)
853 (defvar message-sent-message-via nil)
854 (defvar message-checksum nil)
855 (defvar message-send-actions nil
856 "A list of actions to be performed upon successful sending of a message.")
857 (defvar message-exit-actions nil
858 "A list of actions to be performed upon exiting after sending a message.")
859 (defvar message-kill-actions nil
860 "A list of actions to be performed before killing a message buffer.")
861 (defvar message-postpone-actions nil
862 "A list of actions to be performed after postponing a message.")
864 (define-widget 'message-header-lines 'text
865 "All header lines must be LFD terminated."
866 :format "%{%t%}:%n%v"
868 :error "All header lines must be newline terminated")
870 (defcustom message-default-headers ""
871 "*A string containing header lines to be inserted in outgoing messages.
872 It is inserted before you edit the message, so you can edit or delete
874 :group 'message-headers
875 :type 'message-header-lines)
877 (defcustom message-default-mail-headers ""
878 "*A string of header lines to be inserted in outgoing mails."
879 :group 'message-headers
881 :type 'message-header-lines)
883 (defcustom message-default-news-headers ""
884 "*A string of header lines to be inserted in outgoing news articles."
885 :group 'message-headers
887 :type 'message-header-lines)
889 ;; Note: could use /usr/ucb/mail instead of sendmail;
890 ;; options -t, and -v if not interactive.
891 (defcustom message-mailer-swallows-blank-line
892 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
893 system-configuration)
894 (file-readable-p "/etc/sendmail.cf")
895 (let ((buffer (get-buffer-create " *temp*")))
899 (insert-file-contents "/etc/sendmail.cf")
900 (goto-char (point-min))
901 (let ((case-fold-search nil))
902 (re-search-forward "^OR\\>" nil t)))
903 (kill-buffer buffer))))
904 ;; According to RFC822, "The field-name must be composed of printable
905 ;; ASCII characters (i. e., characters that have decimal values between
906 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
908 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
909 "*Set this non-nil if the system's mailer runs the header and body together.
910 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
911 The value should be an expression to test whether the problem will
913 :group 'message-sending
917 (define-mail-user-agent 'message-user-agent
918 'message-mail 'message-send-and-exit
919 'message-kill-buffer 'message-send-hook)
921 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
922 "If non-nil, delete the deletable headers before feeding to mh.")
924 (defvar message-send-method-alist
925 '((news message-news-p message-send-via-news)
926 (mail message-mail-p message-send-via-mail))
927 "Alist of ways to send outgoing messages.
928 Each element has the form
930 \(TYPE PREDICATE FUNCTION)
932 where TYPE is a symbol that names the method; PREDICATE is a function
933 called without any parameters to determine whether the message is
934 a message of type TYPE; and FUNCTION is a function to be called if
935 PREDICATE returns non-nil. FUNCTION is called with one parameter --
938 (defcustom message-mail-alias-type 'abbrev
939 "*What alias expansion type to use in Message buffers.
940 The default is `abbrev', which uses mailabbrev. nil switches
943 :link '(custom-manual "(message)Mail Aliases")
944 :type '(choice (const :tag "Use Mailabbrev" abbrev)
945 (const :tag "No expansion" nil)))
947 (defcustom message-auto-save-directory
948 (file-name-as-directory (nnheader-concat message-directory "drafts"))
949 "*Directory where Message auto-saves buffers if Gnus isn't running.
950 If nil, Message won't auto-save."
951 :group 'message-buffers
952 :type '(choice directory (const :tag "Don't auto-save" nil)))
954 (defcustom message-default-charset
955 (and (not (mm-multibyte-p)) 'iso-8859-1)
956 "Default charset used in non-MULE Emacsen.
957 If nil, you might be asked to input the charset."
962 (defcustom message-dont-reply-to-names
963 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
964 "*A regexp specifying addresses to prune when doing wide replies.
965 A value of nil means exclude your own user name only."
968 :type '(choice (const :tag "Yourself" nil)
971 (defvar message-shoot-gnksa-feet nil
972 "*A list of GNKSA feet you are allowed to shoot.
973 Gnus gives you all the opportunity you could possibly want for
974 shooting yourself in the foot. Also, Gnus allows you to shoot the
975 feet of Good Net-Keeping Seal of Approval. The following are foot
977 `empty-article' Allow you to post an empty article;
978 `quoted-text-only' Allow you to post quoted text only;
979 `multiple-copies' Allow you to post multiple copies;
980 `cancel-messages' Allow you to cancel or supersede messages from
981 your other email addresses.")
983 (defsubst message-gnksa-enable-p (feature)
984 (or (not (listp message-shoot-gnksa-feet))
985 (memq feature message-shoot-gnksa-feet)))
987 (defcustom message-hidden-headers nil
988 "Regexp of headers to be hidden when composing new messages.
989 This can also be a list of regexps to match headers. Or a list
990 starting with `not' and followed by regexps.."
992 :type '(repeat regexp))
994 ;;; Internal variables.
995 ;;; Well, not really internal.
997 (defvar message-mode-syntax-table
998 (let ((table (copy-syntax-table text-mode-syntax-table)))
999 (modify-syntax-entry ?% ". " table)
1000 (modify-syntax-entry ?> ". " table)
1001 (modify-syntax-entry ?< ". " table)
1003 "Syntax table used while in Message mode.")
1005 (defface message-header-to-face
1008 (:foreground "green2" :bold t))
1011 (:foreground "MidnightBlue" :bold t))
1013 (:bold t :italic t)))
1014 "Face used for displaying From headers."
1015 :group 'message-faces)
1017 (defface message-header-cc-face
1020 (:foreground "green4" :bold t))
1023 (:foreground "MidnightBlue"))
1026 "Face used for displaying Cc headers."
1027 :group 'message-faces)
1029 (defface message-header-subject-face
1032 (:foreground "green3"))
1035 (:foreground "navy blue" :bold t))
1038 "Face used for displaying subject headers."
1039 :group 'message-faces)
1041 (defface message-header-newsgroups-face
1044 (:foreground "yellow" :bold t :italic t))
1047 (:foreground "blue4" :bold t :italic t))
1049 (:bold t :italic t)))
1050 "Face used for displaying newsgroups headers."
1051 :group 'message-faces)
1053 (defface message-header-other-face
1056 (:foreground "#b00000"))
1059 (:foreground "steel blue"))
1061 (:bold t :italic t)))
1062 "Face used for displaying newsgroups headers."
1063 :group 'message-faces)
1065 (defface message-header-name-face
1068 (:foreground "DarkGreen"))
1071 (:foreground "cornflower blue"))
1074 "Face used for displaying header names."
1075 :group 'message-faces)
1077 (defface message-header-xheader-face
1080 (:foreground "blue"))
1083 (:foreground "blue"))
1086 "Face used for displaying X-Header headers."
1087 :group 'message-faces)
1089 (defface message-separator-face
1092 (:foreground "blue3"))
1095 (:foreground "brown"))
1098 "Face used for displaying the separator."
1099 :group 'message-faces)
1101 (defface message-cited-text-face
1104 (:foreground "red"))
1107 (:foreground "red"))
1110 "Face used for displaying cited text names."
1111 :group 'message-faces)
1113 (defface message-mml-face
1116 (:foreground "ForestGreen"))
1119 (:foreground "ForestGreen"))
1122 "Face used for displaying MML."
1123 :group 'message-faces)
1125 (defun message-font-lock-make-header-matcher (regexp)
1128 (let ((start (point)))
1131 (goto-char (point-min))
1132 (if (re-search-forward
1133 (concat "^" (regexp-quote mail-header-separator) "$")
1135 (setq limit (min limit (match-beginning 0))))
1137 (and (< start limit)
1138 (re-search-forward ,regexp limit t))))))
1139 (if (featurep 'bytecomp)
1143 (defvar message-font-lock-keywords
1144 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
1145 `((,(message-font-lock-make-header-matcher
1146 (concat "^\\([Tt]o:\\)" content))
1147 (1 'message-header-name-face)
1148 (2 'message-header-to-face nil t))
1149 (,(message-font-lock-make-header-matcher
1150 (concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content))
1151 (1 'message-header-name-face)
1152 (2 'message-header-cc-face nil t))
1153 (,(message-font-lock-make-header-matcher
1154 (concat "^\\([Ss]ubject:\\)" content))
1155 (1 'message-header-name-face)
1156 (2 'message-header-subject-face nil t))
1157 (,(message-font-lock-make-header-matcher
1158 (concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content))
1159 (1 'message-header-name-face)
1160 (2 'message-header-newsgroups-face nil t))
1161 (,(message-font-lock-make-header-matcher
1162 (concat "^\\([A-Z][^: \n\t]+:\\)" content))
1163 (1 'message-header-name-face)
1164 (2 'message-header-other-face nil t))
1165 (,(message-font-lock-make-header-matcher
1166 (concat "^\\(X-[A-Za-z0-9-]+:\\|In-Reply-To:\\)" content))
1167 (1 'message-header-name-face)
1168 (2 'message-header-name-face))
1169 ,@(if (and mail-header-separator
1170 (not (equal mail-header-separator "")))
1171 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
1172 1 'message-separator-face))
1175 (re-search-forward (concat "^\\("
1176 message-cite-prefix-regexp
1179 (0 'message-cited-text-face))
1180 ("<#/?\\(multipart\\|part\\|external\\|mml\\|secure\\)[^>]*>"
1181 (0 'message-mml-face))))
1182 "Additional expressions to highlight in Message mode.")
1185 ;; XEmacs does it like this. For Emacs, we have to set the
1186 ;; `font-lock-defaults' buffer-local variable.
1187 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
1189 (defvar message-face-alist
1190 '((bold . bold-region)
1191 (underline . underline-region)
1192 (default . (lambda (b e)
1194 (ununderline-region b e))))
1195 "Alist of mail and news faces for facemenu.
1196 The cdr of each entry is a function for applying the face to a region.")
1198 (defcustom message-send-hook nil
1199 "Hook run before sending messages.
1200 This hook is run quite early when sending."
1201 :group 'message-various
1202 :options '(ispell-message)
1205 (defcustom message-send-mail-hook nil
1206 "Hook run before sending mail messages.
1207 This hook is run very late -- just before the message is sent as
1209 :group 'message-various
1212 (defcustom message-send-news-hook nil
1213 "Hook run before sending news messages.
1214 This hook is run very late -- just before the message is sent as
1216 :group 'message-various
1219 (defcustom message-sent-hook nil
1220 "Hook run after sending messages."
1221 :group 'message-various
1224 (defvar message-send-coding-system 'binary
1225 "Coding system to encode outgoing mail.")
1227 (defvar message-draft-coding-system
1228 mm-auto-save-coding-system
1229 "*Coding system to compose mail.
1230 If you'd like to make it possible to share draft files between XEmacs
1231 and Emacs, you may use `iso-2022-7bit' for this value at your own risk.
1232 Note that the coding-system `iso-2022-7bit' isn't suitable to all data.")
1234 (defcustom message-send-mail-partially-limit 1000000
1235 "The limitation of messages sent as message/partial.
1236 The lower bound of message size in characters, beyond which the message
1237 should be sent in several parts. If it is nil, the size is unlimited."
1239 :group 'message-buffers
1240 :type '(choice (const :tag "unlimited" nil)
1243 (defcustom message-alternative-emails nil
1244 "A regexp to match the alternative email addresses.
1245 The first matched address (not primary one) is used in the From field."
1246 :group 'message-headers
1247 :type '(choice (const :tag "Always use primary" nil)
1250 (defcustom message-hierarchical-addresses nil
1251 "A list of hierarchical mail address definitions.
1253 Inside each entry, the first address is the \"top\" address, and
1254 subsequent addresses are subaddresses; this is used to indicate that
1255 mail sent to the first address will automatically be delivered to the
1256 subaddresses. So if the first address appears in the recipient list
1257 for a message, the subaddresses will be removed (if present) before
1258 the mail is sent. All addresses in this structure should be
1260 :group 'message-headers
1261 :type '(repeat (repeat string)))
1263 (defcustom message-mail-user-agent nil
1264 "Like `mail-user-agent'.
1265 Except if it is nil, use Gnus native MUA; if it is t, use
1267 :type '(radio (const :tag "Gnus native"
1270 (const :tag "`mail-user-agent'"
1273 (function-item :tag "Default Emacs mail"
1275 sendmail-user-agent)
1276 (function-item :tag "Emacs interface to MH"
1279 (function :tag "Other"))
1283 (defcustom message-wide-reply-confirm-recipients nil
1284 "Whether to confirm a wide reply to multiple email recipients.
1285 If this variable is nil, don't ask whether to reply to all recipients.
1286 If this variable is non-nil, pose the question \"Reply to all
1287 recipients?\" before a wide reply to multiple recipients. If the user
1288 answers yes, reply to all recipients as usual. If the user answers
1289 no, only reply back to the author."
1291 :group 'message-headers
1294 (defcustom message-user-fqdn nil
1295 "*Domain part of Messsage-Ids."
1296 :group 'message-headers
1297 :link '(custom-manual "(message)News Headers")
1300 (defcustom message-use-idna (and (condition-case nil (require 'idna)
1302 (fboundp 'coding-system-p)
1303 (coding-system-p 'utf-8)
1305 "Whether to encode non-ASCII in domain names into ASCII according to IDNA."
1306 :group 'message-headers
1307 :type '(choice (const :tag "Ask" ask)
1308 (const :tag "Never" nil)
1309 (const :tag "Always" t)))
1311 ;;; Internal variables.
1313 (defvar message-sending-message "Sending...")
1314 (defvar message-buffer-list nil)
1315 (defvar message-this-is-news nil)
1316 (defvar message-this-is-mail nil)
1317 (defvar message-draft-article nil)
1318 (defvar message-mime-part nil)
1319 (defvar message-posting-charset nil)
1321 ;; Byte-compiler warning
1323 (defvar gnus-active-hashtb)
1324 (defvar gnus-read-active-file))
1326 ;;; Regexp matching the delimiter of messages in UNIX mail format
1327 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1328 ;;; of rmail.el's rmail-unix-mail-delimiter.
1329 (defvar message-unix-mail-delimiter
1330 (let ((time-zone-regexp
1331 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1332 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1338 ;; Many things can happen to an RFC 822 mailbox before it is put into
1339 ;; a `From' line. The leading phrase can be stripped, e.g.
1340 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1341 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1342 ;; can be removed, e.g.
1343 ;; From: joe@y.z (Joe K
1345 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1348 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1349 ;; The mailbox can be removed or be replaced by white space, e.g.
1350 ;; From: "Joe User"{space}{tab}
1352 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1353 ;; where {space} and {tab} represent the Ascii space and tab characters.
1354 ;; We want to match the results of any of these manglings.
1355 ;; The following regexp rejects names whose first characters are
1356 ;; obviously bogus, but after that anything goes.
1357 "\\([^\0-\b\n-\r\^?].*\\)?"
1359 ;; The time the message was sent.
1360 "\\([^\0-\r \^?]+\\) +" ; day of the week
1361 "\\([^\0-\r \^?]+\\) +" ; month
1362 "\\([0-3]?[0-9]\\) +" ; day of month
1363 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1365 ;; Perhaps a time zone, specified by an abbreviation, or by a
1370 " \\([0-9][0-9]+\\) *"
1372 ;; On some systems the time zone can appear after the year, too.
1376 "\\(remote from .*\\)?"
1379 "Regexp matching the delimiter of messages in UNIX mail format.")
1381 (defvar message-unsent-separator
1382 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1383 "^ *---+ +Returned message +---+ *$\\|"
1384 "^Start of returned message$\\|"
1385 "^ *---+ +Original message +---+ *$\\|"
1386 "^ *--+ +begin message +--+ *$\\|"
1387 "^ *---+ +Original message follows +---+ *$\\|"
1388 "^ *---+ +Undelivered message follows +---+ *$\\|"
1389 "^|? *---+ +Message text follows: +---+ *|?$")
1390 "A regexp that matches the separator before the text of a failed message.")
1392 (defvar message-header-format-alist
1394 (To . message-fill-address)
1395 (Cc . message-fill-address)
1406 (References . message-shorten-references)
1408 "Alist used for formatting headers.")
1410 (defvar message-options nil
1411 "Some saved answers when sending message.")
1413 (defvar message-send-mail-real-function nil
1414 "Internal send mail function.")
1416 (defvar message-bogus-system-names "^localhost\\."
1417 "The regexp of bogus system names.")
1419 (defcustom message-valid-fqdn-regexp
1420 (concat "[a-z0-9][-.a-z0-9]+\\." ;; [hostname.subdomain.]domain.
1422 "\\([a-z][a-z]" ;; two letter country TDLs
1423 "\\|biz\\|com\\|edu\\|gov\\|int\\|mil\\|net\\|org"
1424 "\\|aero\\|coop\\|info\\|name\\|museum"
1425 "\\|arpa\\|pro\\|uucp\\|bitnet\\|bofh" ;; old style?
1427 "Regular expression that matches a valid FQDN."
1428 ;; see also: gnus-button-valid-fqdn-regexp
1429 :group 'message-headers
1433 (autoload 'message-setup-toolbar "messagexmas")
1434 (autoload 'mh-new-draft-name "mh-comp")
1435 (autoload 'mh-send-letter "mh-comp")
1436 (autoload 'gnus-point-at-eol "gnus-util")
1437 (autoload 'gnus-point-at-bol "gnus-util")
1438 (autoload 'gnus-output-to-rmail "gnus-util")
1439 (autoload 'gnus-output-to-mail "gnus-util")
1440 (autoload 'nndraft-request-associate-buffer "nndraft")
1441 (autoload 'nndraft-request-expire-articles "nndraft")
1442 (autoload 'gnus-open-server "gnus-int")
1443 (autoload 'gnus-request-post "gnus-int")
1444 (autoload 'gnus-alive-p "gnus-util")
1445 (autoload 'gnus-server-string "gnus")
1446 (autoload 'gnus-group-name-charset "gnus-group")
1447 (autoload 'gnus-group-name-decode "gnus-group")
1448 (autoload 'gnus-groups-from-server "gnus")
1449 (autoload 'rmail-output "rmailout")
1450 (autoload 'gnus-delay-article "gnus-delay"))
1455 ;;; Utility functions.
1458 (defmacro message-y-or-n-p (question show &rest text)
1459 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1460 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1462 (defmacro message-delete-line (&optional n)
1463 "Delete the current line (and the next N lines)."
1464 `(delete-region (progn (beginning-of-line) (point))
1465 (progn (forward-line ,(or n 1)) (point))))
1467 (defun message-mark-active-p ()
1468 "Non-nil means the mark and region are currently active in this buffer."
1471 (defun message-unquote-tokens (elems)
1472 "Remove double quotes (\") from strings in list ELEMS."
1473 (mapcar (lambda (item)
1474 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1475 (setq item (concat (match-string 1 item)
1476 (match-string 2 item))))
1480 (defun message-tokenize-header (header &optional separator)
1481 "Split HEADER into a list of header elements.
1482 SEPARATOR is a string of characters to be used as separators. \",\"
1483 is used by default."
1486 (let ((regexp (format "[%s]+" (or separator ",")))
1491 (message-set-work-buffer)
1493 (goto-char (point-min))
1498 (cond ((and (> (point) beg)
1500 (and (looking-at regexp)
1503 (push (buffer-substring beg (point)) elems)
1504 (setq beg (match-end 0)))
1505 ((eq (char-after) ?\")
1506 (setq quoted (not quoted)))
1507 ((and (eq (char-after) ?\()
1510 ((and (eq (char-after) ?\))
1513 (nreverse elems)))))
1515 (defun message-mail-file-mbox-p (file)
1516 "Say whether FILE looks like a Unix mbox file."
1517 (when (and (file-exists-p file)
1518 (file-readable-p file)
1519 (file-regular-p file))
1521 (nnheader-insert-file-contents file)
1522 (goto-char (point-min))
1523 (looking-at message-unix-mail-delimiter))))
1525 (defun message-fetch-field (header &optional not-all)
1526 "The same as `mail-fetch-field', only remove all newlines."
1527 (let* ((inhibit-point-motion-hooks t)
1528 (case-fold-search t)
1529 (value (mail-fetch-field header nil (not not-all))))
1531 (while (string-match "\n[\t ]+" value)
1532 (setq value (replace-match " " t t value)))
1533 (set-text-properties 0 (length value) nil value)
1536 (defun message-narrow-to-field ()
1537 "Narrow the buffer to the header on the current line."
1543 (if (re-search-forward "^[^ \n\t]" nil t)
1548 (goto-char (point-min)))
1550 (defun message-add-header (&rest headers)
1551 "Add the HEADERS to the message header, skipping those already present."
1554 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1555 (error "Invalid header `%s'" (car headers)))
1556 (setq hclean (match-string 1 (car headers)))
1558 (message-narrow-to-headers)
1559 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1560 (goto-char (point-max))
1561 (if (string-match "\n$" (car headers))
1562 (insert (car headers))
1563 (insert (car headers) ?\n)))))
1564 (setq headers (cdr headers))))
1566 (defmacro message-with-reply-buffer (&rest forms)
1567 "Evaluate FORMS in the reply buffer, if it exists."
1568 `(when (and message-reply-buffer
1569 (buffer-name message-reply-buffer))
1571 (set-buffer message-reply-buffer)
1574 (put 'message-with-reply-buffer 'lisp-indent-function 0)
1575 (put 'message-with-reply-buffer 'edebug-form-spec '(body))
1577 (defun message-fetch-reply-field (header)
1578 "Fetch field HEADER from the message we're replying to."
1579 (message-with-reply-buffer
1581 (mail-narrow-to-head)
1582 (message-fetch-field header))))
1584 (defun message-set-work-buffer ()
1585 (if (get-buffer " *message work*")
1587 (set-buffer " *message work*")
1589 (set-buffer (get-buffer-create " *message work*"))
1590 (kill-all-local-variables)
1591 (mm-enable-multibyte)))
1593 (defun message-functionp (form)
1594 "Return non-nil if FORM is funcallable."
1595 (or (and (symbolp form) (fboundp form))
1596 (and (listp form) (eq (car form) 'lambda))
1597 (byte-code-function-p form)))
1599 (defun message-strip-list-identifiers (subject)
1600 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1601 (require 'gnus-sum) ; for gnus-list-identifiers
1602 (let ((regexp (if (stringp gnus-list-identifiers)
1603 gnus-list-identifiers
1604 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1605 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1606 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1607 (concat (substring subject 0 (match-beginning 1))
1608 (or (match-string 3 subject)
1609 (match-string 5 subject))
1614 (defun message-strip-subject-re (subject)
1615 "Remove \"Re:\" from subject lines in string SUBJECT."
1616 (if (string-match message-subject-re-regexp subject)
1617 (substring subject (match-end 0))
1620 ;;; Start of functions adopted from `message-utils.el'.
1622 (defun message-strip-subject-trailing-was (subject)
1623 "Remove trailing \"(Was: <old subject>)\" from SUBJECT lines.
1624 Leading \"Re: \" is not stripped by this function. Use the function
1625 `message-strip-subject-re' for this."
1626 (let* ((query message-subject-trailing-was-query)
1631 message-subject-trailing-was-ask-regexp
1632 message-subject-trailing-was-regexp)
1635 (setq new (substring subject 0 (match-beginning 0))))
1636 (if (or (not found) (eq query nil))
1639 (if (message-y-or-n-p
1640 "Strip `(was: <old subject>)' in subject? " t
1642 "Strip `(was: <old subject>)' in subject "
1643 "and use the new one instead?\n\n"
1644 "Current subject is: \""
1646 "New subject would be: \""
1648 "See the variable `message-subject-trailing-was-query' "
1649 "to get rid of this query."
1654 ;;; Suggested by Jonas Steverud @ www.dtek.chalmers.se/~d4jonas/
1657 (defun message-change-subject (new-subject)
1658 "Ask for NEW-SUBJECT header, append (was: <Old Subject>)."
1661 (read-from-minibuffer "New subject: ")))
1662 (cond ((and (not (or (null new-subject) ; new subject not empty
1663 (zerop (string-width new-subject))
1664 (string-match "^[ \t]*$" new-subject))))
1666 (let ((old-subject (message-fetch-field "Subject")))
1667 (cond ((not old-subject)
1668 (error "No current subject"))
1671 (regexp-quote new-subject)
1673 old-subject)) ; yes, it really is a new subject
1674 ;; delete eventual Re: prefix
1676 (message-strip-subject-re old-subject))
1677 (message-goto-subject)
1678 (message-delete-line)
1679 (insert (concat "Subject: "
1682 old-subject ")\n")))))))))
1685 (defun message-mark-inserted-region (beg end)
1686 "Mark some region in the current article with enclosing tags.
1687 See `message-mark-insert-begin' and `message-mark-insert-end'."
1690 ; add to the end of the region first, otherwise end would be invalid
1692 (insert message-mark-insert-end)
1694 (insert message-mark-insert-begin)))
1697 (defun message-mark-insert-file (file)
1698 "Insert FILE at point, marking it with enclosing tags.
1699 See `message-mark-insert-begin' and `message-mark-insert-end'."
1700 (interactive "fFile to insert: ")
1701 ;; reverse insertion to get correct result.
1703 (insert message-mark-insert-end)
1705 (insert-file-contents file)
1707 (insert message-mark-insert-begin)))
1710 (defun message-add-archive-header ()
1711 "Insert \"X-No-Archive: Yes\" in the header and a note in the body.
1712 The note can be customized using `message-archive-note'. When called with a
1713 prefix argument, ask for a text to insert. If you don't want the note in the
1714 body, set `message-archive-note' to nil."
1716 (if current-prefix-arg
1717 (setq message-archive-note
1718 (read-from-minibuffer "Reason for No-Archive: "
1719 (cons message-archive-note 0))))
1721 (if (message-goto-signature)
1722 (re-search-backward message-signature-separator))
1723 (when message-archive-note
1724 (insert message-archive-note)
1726 (message-add-header message-archive-header)
1727 (message-sort-headers)))
1730 (defun message-cross-post-followup-to-header (target-group)
1731 "Mangles FollowUp-To and Newsgroups header to point to TARGET-GROUP.
1732 With prefix-argument just set Follow-Up, don't cross-post."
1734 (list ; Completion based on Gnus
1735 (completing-read "Followup To: "
1736 (if (boundp 'gnus-newsrc-alist)
1738 nil nil '("poster" . 0)
1739 (if (boundp 'gnus-group-history)
1740 'gnus-group-history))))
1741 (message-remove-header "Follow[Uu]p-[Tt]o" t)
1742 (message-goto-newsgroups)
1744 ;; if we already did a crosspost before, kill old target
1745 (if (and message-cross-post-old-target
1747 (regexp-quote (concat "," message-cross-post-old-target))
1750 ;; unless (followup is to poster or user explicitly asked not
1751 ;; to cross-post, or target-group is already in Newsgroups)
1752 ;; add target-group to Newsgroups line.
1754 ;; def: cross-post, req:no
1755 (and message-cross-post-default (not current-prefix-arg))
1756 ;; def: no-cross-post, req:yes
1757 (and (not message-cross-post-default) current-prefix-arg))
1758 (not (string-match "poster" target-group))
1759 (not (string-match (regexp-quote target-group)
1760 (message-fetch-field "Newsgroups"))))
1762 (insert (concat "," target-group))))
1763 (end-of-line) ; ensure Followup: comes after Newsgroups:
1764 ;; unless new followup would be identical to Newsgroups line
1765 ;; make a new Followup-To line
1766 (if (not (string-match (concat "^[ \t]*"
1769 (message-fetch-field "Newsgroups")))
1770 (insert (concat "\nFollowup-To: " target-group)))
1771 (setq message-cross-post-old-target target-group))
1774 (defun message-cross-post-insert-note (target-group cross-post in-old
1776 "Insert a in message body note about a set Followup or Crosspost.
1777 If there have been previous notes, delete them. TARGET-GROUP specifies the
1778 group to Followup-To. When CROSS-POST is t, insert note about
1779 crossposting. IN-OLD specifies whether TARGET-GROUP is a member of
1780 OLD-GROUPS. OLD-GROUPS lists the old-groups the posting would have
1781 been made to before the user asked for a Crosspost."
1782 ;; start scanning body for previous uses
1783 (message-goto-signature)
1784 (let ((head (re-search-backward
1785 (concat "^" mail-header-separator)
1786 nil t))) ; just search in body
1787 (message-goto-signature)
1788 (while (re-search-backward
1789 (concat "^" (regexp-quote message-cross-post-note) ".*")
1791 (message-delete-line))
1792 (message-goto-signature)
1793 (while (re-search-backward
1794 (concat "^" (regexp-quote message-followup-to-note) ".*")
1796 (message-delete-line))
1798 (if (message-goto-signature)
1799 (re-search-backward message-signature-separator))
1802 (string-match "^[ \t]*poster[ \t]*$" target-group))
1803 (insert (concat message-followup-to-note target-group "\n"))
1804 (insert (concat message-cross-post-note target-group "\n")))))
1807 (defun message-cross-post-followup-to (target-group)
1808 "Crossposts message and set Followup-To to TARGET-GROUP.
1809 With prefix-argument just set Follow-Up, don't cross-post."
1811 (list ; Completion based on Gnus
1812 (completing-read "Followup To: "
1813 (if (boundp 'gnus-newsrc-alist)
1815 nil nil '("poster" . 0)
1816 (if (boundp 'gnus-group-history)
1817 'gnus-group-history))))
1818 (cond ((not (or (null target-group) ; new subject not empty
1819 (zerop (string-width target-group))
1820 (string-match "^[ \t]*$" target-group)))
1822 (let* ((old-groups (message-fetch-field "Newsgroups"))
1823 (in-old (string-match
1824 (regexp-quote target-group)
1825 (or old-groups ""))))
1826 ;; check whether target exactly matches old Newsgroups
1827 (cond ((not old-groups)
1828 (error "No current newsgroup"))
1832 (regexp-quote target-group)
1835 ;; yes, Newsgroups line must change
1836 (message-cross-post-followup-to-header target-group)
1837 ;; insert note whether we do cross-post or followup-to
1838 (funcall message-cross-post-note-function
1840 (if (or (and message-cross-post-default
1841 (not current-prefix-arg))
1842 (and (not message-cross-post-default)
1843 current-prefix-arg)) t)
1844 in-old old-groups))))))))
1846 ;;; Reduce To: to Cc: or Bcc: header
1849 (defun message-reduce-to-to-cc ()
1850 "Replace contents of To: header with contents of Cc: or Bcc: header."
1852 (let ((cc-content (message-fetch-field "cc"))
1854 (if (and (not cc-content)
1855 (setq cc-content (message-fetch-field "bcc")))
1860 (message-delete-line)
1861 (insert (concat "To: " cc-content "\n"))
1862 (message-remove-header (if bcc
1866 ;;; End of functions adopted from `message-utils.el'.
1868 (defun message-remove-header (header &optional is-regexp first reverse)
1869 "Remove HEADER in the narrowed buffer.
1870 If IS-REGEXP, HEADER is a regular expression.
1871 If FIRST, only remove the first instance of the header.
1872 Return the number of headers removed."
1873 (goto-char (point-min))
1874 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
1876 (case-fold-search t)
1878 (while (and (not (eobp))
1881 (not (looking-at regexp))
1882 (looking-at regexp))
1889 ;; There might be a continuation header, so we have to search
1890 ;; until we find a new non-continuation line.
1893 (if (re-search-forward "^[^ \t]" nil t)
1894 (goto-char (match-beginning 0))
1897 (if (re-search-forward "^[^ \t]" nil t)
1898 (goto-char (match-beginning 0))
1899 (goto-char (point-max)))))
1902 (defun message-remove-first-header (header)
1903 "Remove the first instance of HEADER if there is more than one."
1905 (regexp (concat "^" (regexp-quote header) ":")))
1907 (goto-char (point-min))
1908 (while (re-search-forward regexp nil t)
1911 (message-remove-header header nil t)
1914 (defun message-narrow-to-headers ()
1915 "Narrow the buffer to the head of the message."
1918 (goto-char (point-min))
1919 (if (re-search-forward
1920 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1923 (goto-char (point-min)))
1925 (defun message-narrow-to-head-1 ()
1926 "Like `message-narrow-to-head'. Don't widen."
1928 (goto-char (point-min))
1929 (if (search-forward "\n\n" nil 1)
1932 (goto-char (point-min)))
1934 (defun message-narrow-to-head ()
1935 "Narrow the buffer to the head of the message.
1936 Point is left at the beginning of the narrowed-to region."
1938 (message-narrow-to-head-1))
1940 (defun message-narrow-to-headers-or-head ()
1941 "Narrow the buffer to the head of the message."
1944 (goto-char (point-min))
1947 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1948 (match-beginning 0))
1949 ((search-forward "\n\n" nil t)
1953 (goto-char (point-min)))
1955 (defun message-news-p ()
1956 "Say whether the current buffer contains a news message."
1957 (and (not message-this-is-mail)
1958 (or message-this-is-news
1961 (message-narrow-to-headers)
1962 (and (message-fetch-field "newsgroups")
1963 (not (message-fetch-field "posted-to"))))))))
1965 (defun message-mail-p ()
1966 "Say whether the current buffer contains a mail message."
1967 (and (not message-this-is-news)
1968 (or message-this-is-mail
1971 (message-narrow-to-headers)
1972 (or (message-fetch-field "to")
1973 (message-fetch-field "cc")
1974 (message-fetch-field "bcc")))))))
1976 (defun message-subscribed-p ()
1977 "Say whether we need to insert a MFT header."
1978 (or message-subscribed-regexps
1979 message-subscribed-addresses
1980 message-subscribed-address-file
1981 message-subscribed-address-functions))
1983 (defun message-next-header ()
1984 "Go to the beginning of the next header."
1986 (or (eobp) (forward-char 1))
1987 (not (if (re-search-forward "^[^ \t]" nil t)
1989 (goto-char (point-max)))))
1991 (defun message-sort-headers-1 ()
1992 "Sort the buffer as headers using `message-rank' text props."
1993 (goto-char (point-min))
1996 nil 'message-next-header
1998 (message-next-header)
2002 (or (get-text-property (point) 'message-rank)
2005 (defun message-sort-headers ()
2006 "Sort the headers of the current message according to `message-header-format-alist'."
2010 (let ((max (1+ (length message-header-format-alist)))
2012 (message-narrow-to-headers)
2013 (while (re-search-forward "^[^ \n]+:" nil t)
2015 (match-beginning 0) (1+ (match-beginning 0))
2017 (if (setq rank (length (memq (assq (intern (buffer-substring
2019 (1- (match-end 0))))
2020 message-header-format-alist)
2021 message-header-format-alist)))
2024 (message-sort-headers-1))))
2035 (defvar message-mode-map nil)
2037 (unless message-mode-map
2038 (setq message-mode-map (make-keymap))
2039 (set-keymap-parent message-mode-map text-mode-map)
2040 (define-key message-mode-map "\C-c?" 'describe-mode)
2042 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
2043 (define-key message-mode-map "\C-c\C-f\C-o" 'message-goto-from)
2044 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
2045 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
2046 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
2047 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
2048 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
2049 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
2050 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
2051 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
2052 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
2053 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
2054 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
2055 (define-key message-mode-map "\C-c\C-f\C-i"
2056 'message-insert-or-toggle-importance)
2057 (define-key message-mode-map "\C-c\C-f\C-a"
2058 'message-generate-unsubscribed-mail-followup-to)
2060 ;; modify headers (and insert notes in body)
2061 (define-key message-mode-map "\C-c\C-fs" 'message-change-subject)
2063 (define-key message-mode-map "\C-c\C-fx" 'message-cross-post-followup-to)
2064 ;; prefix+message-cross-post-followup-to = same w/o cross-post
2065 (define-key message-mode-map "\C-c\C-ft" 'message-reduce-to-to-cc)
2066 (define-key message-mode-map "\C-c\C-fa" 'message-add-archive-header)
2067 ;; mark inserted text
2068 (define-key message-mode-map "\C-c\M-m" 'message-mark-inserted-region)
2069 (define-key message-mode-map "\C-c\M-f" 'message-mark-insert-file)
2071 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
2072 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
2074 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
2075 (define-key message-mode-map "\C-c\C-fw" 'message-insert-wide-reply)
2076 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
2077 (define-key message-mode-map "\C-c\C-l" 'message-to-list-only)
2079 (define-key message-mode-map "\C-c\C-u" 'message-insert-or-toggle-importance)
2080 (define-key message-mode-map "\C-c\M-n"
2081 'message-insert-disposition-notification-to)
2083 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
2084 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
2085 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
2086 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
2087 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
2088 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
2089 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
2090 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
2092 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
2093 (define-key message-mode-map "\C-c\C-s" 'message-send)
2094 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
2095 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
2096 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
2098 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
2099 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
2100 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
2101 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
2102 ;;(define-key message-mode-map "\M-q" 'message-fill-paragraph)
2103 (define-key message-mode-map [remap split-line] 'message-split-line)
2105 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
2107 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
2108 (define-key message-mode-map "\t" 'message-tab)
2109 (define-key message-mode-map "\M-;" 'comment-region))
2112 message-mode-menu message-mode-map "Message Menu."
2114 ["Yank Original" message-yank-original message-reply-buffer]
2115 ["Fill Yanked Message" message-fill-yanked-message t]
2116 ["Insert Signature" message-insert-signature t]
2117 ["Caesar (rot13) Message" message-caesar-buffer-body t]
2118 ["Caesar (rot13) Region" message-caesar-region (message-mark-active-p)]
2119 ["Elide Region" message-elide-region
2120 :active (message-mark-active-p)
2121 ,@(if (featurep 'xemacs) nil
2122 '(:help "Replace text in region with an ellipsis"))]
2123 ["Delete Outside Region" message-delete-not-region
2124 :active (message-mark-active-p)
2125 ,@(if (featurep 'xemacs) nil
2126 '(:help "Delete all quoted text outside region"))]
2127 ["Kill To Signature" message-kill-to-signature t]
2128 ["Newline and Reformat" message-newline-and-reformat t]
2129 ["Rename buffer" message-rename-buffer t]
2130 ["Spellcheck" ispell-message
2131 ,@(if (featurep 'xemacs) '(t)
2132 '(:help "Spellcheck this message"))]
2134 ["Insert Region Marked" message-mark-inserted-region
2135 :active (message-mark-active-p)
2136 ,@(if (featurep 'xemacs) nil
2137 '(:help "Mark region with enclosing tags"))]
2138 ["Insert File Marked..." message-mark-insert-file
2139 ,@(if (featurep 'xemacs) '(t)
2140 '(:help "Insert file at point marked with enclosing tags"))]
2142 ["Send Message" message-send-and-exit
2143 ,@(if (featurep 'xemacs) '(t)
2144 '(:help "Send this message"))]
2145 ["Postpone Message" message-dont-send
2146 ,@(if (featurep 'xemacs) '(t)
2147 '(:help "File this draft message and exit"))]
2148 ["Send at Specific Time..." gnus-delay-article
2149 ,@(if (featurep 'xemacs) '(t)
2150 '(:help "Ask, then arrange to send message at that time"))]
2151 ["Kill Message" message-kill-buffer
2152 ,@(if (featurep 'xemacs) '(t)
2153 '(:help "Delete this message without sending"))]))
2156 message-mode-field-menu message-mode-map ""
2158 ["Fetch To" message-insert-to t]
2159 ["Fetch Newsgroups" message-insert-newsgroups t]
2161 ["To" message-goto-to t]
2162 ["From" message-goto-from t]
2163 ["Subject" message-goto-subject t]
2164 ["Change subject..." message-change-subject t]
2165 ["Cc" message-goto-cc t]
2166 ["Bcc" message-goto-bcc t]
2167 ["Fcc" message-goto-fcc t]
2168 ["Reply-To" message-goto-reply-to t]
2169 ["Flag As Important" message-insert-importance-high
2170 ,@(if (featurep 'xemacs) '(t)
2171 '(:help "Mark this message as important"))]
2172 ["Flag As Unimportant" message-insert-importance-low
2173 ,@(if (featurep 'xemacs) '(t)
2174 '(:help "Mark this message as unimportant"))]
2176 message-insert-disposition-notification-to
2177 ,@(if (featurep 'xemacs) '(t)
2178 '(:help "Request a receipt notification"))]
2180 ;; (typical) news stuff
2181 ["Summary" message-goto-summary t]
2182 ["Keywords" message-goto-keywords t]
2183 ["Newsgroups" message-goto-newsgroups t]
2184 ["Followup-To" message-goto-followup-to t]
2185 ;; ["Followup-To (with note in body)" message-cross-post-followup-to t]
2186 ["Crosspost / Followup-To..." message-cross-post-followup-to t]
2187 ["Distribution" message-goto-distribution t]
2188 ["X-No-Archive:" message-add-archive-header t ]
2190 ;; (typical) mailing-lists stuff
2191 ["Send to list only" message-to-list-only t]
2192 ["Mail-Followup-To" message-goto-mail-followup-to t]
2193 ["Reduce To: to Cc:" message-reduce-to-to-cc t]
2195 ["Sort Headers" message-sort-headers t]
2196 ["Encode non-ASCII domain names" message-idna-to-ascii-rhs t]
2197 ["Goto Body" message-goto-body t]
2198 ["Goto Signature" message-goto-signature t]))
2200 (defvar message-tool-bar-map nil)
2203 (defvar facemenu-add-face-function)
2204 (defvar facemenu-remove-face-function))
2206 ;;; Forbidden properties
2208 ;; We use `after-change-functions' to keep special text properties
2209 ;; that interfer with the normal function of message mode out of the
2212 (defcustom message-strip-special-text-properties t
2213 "Strip special properties from the message buffer.
2215 Emacs has a number of special text properties which can break message
2216 composing in various ways. If this option is set, message will strip
2217 these properties from the message composition buffer. However, some
2218 packages requires these properties to be present in order to work.
2219 If you use one of these packages, turn this option off, and hope the
2220 message composition doesn't break too bad."
2221 :group 'message-various
2224 (defconst message-forbidden-properties
2225 ;; No reason this should be clutter up customize. We make it a
2226 ;; property list (rather than a list of property symbols), to be
2227 ;; directly useful for `remove-text-properties'.
2228 '(field nil read-only nil invisible nil intangible nil
2229 mouse-face nil modification-hooks nil insert-in-front-hooks nil
2230 insert-behind-hooks nil point-entered nil point-left nil)
2231 ;; Other special properties:
2232 ;; category, face, display: probably doesn't do any harm.
2233 ;; fontified: is used by font-lock.
2234 ;; syntax-table, local-map: I dunno.
2235 ;; We need to add XEmacs names to the list.
2236 "Property list of with properties.forbidden in message buffers.
2237 The values of the properties are ignored, only the property names are used.")
2239 (defun message-tamago-not-in-use-p (pos)
2240 "Return t when tamago version 4 is not in use at the cursor position.
2241 Tamago version 4 is a popular input method for writing Japanese text.
2242 It uses the properties `intangible', `invisible', `modification-hooks'
2243 and `read-only' when translating ascii or kana text to kanji text.
2244 These properties are essential to work, so we should never strip them."
2245 (not (and (boundp 'egg-modefull-mode)
2246 (symbol-value 'egg-modefull-mode)
2247 (or (memq (get-text-property pos 'intangible)
2248 '(its-part-1 its-part-2))
2249 (get-text-property pos 'egg-end)
2250 (get-text-property pos 'egg-lang)
2251 (get-text-property pos 'egg-start)))))
2253 (defun message-strip-forbidden-properties (begin end &optional old-length)
2254 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
2255 This function is intended to be called from `after-change-functions'.
2256 See also `message-forbidden-properties'."
2257 (when (and message-strip-special-text-properties
2258 (message-tamago-not-in-use-p begin))
2259 (while (not (= begin end))
2260 (when (not (get-text-property begin 'message-hidden))
2261 (remove-text-properties begin (1+ begin)
2262 message-forbidden-properties))
2266 (define-derived-mode message-mode text-mode "Message"
2267 "Major mode for editing mail and news to be sent.
2268 Like Text Mode but with these additional commands:\\<message-mode-map>
2269 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
2270 C-c C-d Postpone sending the message C-c C-k Kill the message
2271 C-c C-f move to a header field (and create it if there isn't):
2272 C-c C-f C-t move to To C-c C-f C-s move to Subject
2273 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
2274 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
2275 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
2276 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
2277 C-c C-f C-o move to From (\"Originator\")
2278 C-c C-f C-f move to Followup-To
2279 C-c C-f C-m move to Mail-Followup-To
2280 C-c C-f C-i cycle through Importance values
2281 C-c C-f s change subject and append \"(was: <Old Subject>)\"
2282 C-c C-f x crossposting with FollowUp-To header and note in body
2283 C-c C-f t replace To: header with contents of Cc: or Bcc:
2284 C-c C-f a Insert X-No-Archive: header and a note in the body
2285 C-c C-t `message-insert-to' (add a To header to a news followup)
2286 C-c C-l `message-to-list-only' (removes all but list address in to/cc)
2287 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
2288 C-c C-b `message-goto-body' (move to beginning of message text).
2289 C-c C-i `message-goto-signature' (move to the beginning of the signature).
2290 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
2291 C-c C-y `message-yank-original' (insert current message, if any).
2292 C-c C-q `message-fill-yanked-message' (fill what was yanked).
2293 C-c C-e `message-elide-region' (elide the text between point and mark).
2294 C-c C-v `message-delete-not-region' (remove the text outside the region).
2295 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
2296 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
2297 C-c C-a `mml-attach-file' (attach a file as MIME).
2298 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance).
2299 C-c M-n `message-insert-disposition-notification-to' (request receipt).
2300 C-c M-m `message-mark-inserted-region' (mark region with enclosing tags).
2301 C-c M-f `message-mark-insert-file' (insert file marked with enclosing tags).
2302 M-RET `message-newline-and-reformat' (break the line and reformat)."
2303 (setq local-abbrev-table text-mode-abbrev-table)
2304 (set (make-local-variable 'message-reply-buffer) nil)
2305 (make-local-variable 'message-send-actions)
2306 (make-local-variable 'message-exit-actions)
2307 (make-local-variable 'message-kill-actions)
2308 (make-local-variable 'message-postpone-actions)
2309 (make-local-variable 'message-draft-article)
2310 (setq buffer-offer-save t)
2311 (set (make-local-variable 'facemenu-add-face-function)
2313 (let ((face-fun (cdr (assq face message-face-alist))))
2315 (funcall face-fun (point) end)
2316 (error "Face %s not configured for %s mode" face mode-name)))
2318 (set (make-local-variable 'facemenu-remove-face-function) t)
2319 (set (make-local-variable 'message-reply-headers) nil)
2320 (make-local-variable 'message-newsreader)
2321 (make-local-variable 'message-mailer)
2322 (make-local-variable 'message-post-method)
2323 (set (make-local-variable 'message-sent-message-via) nil)
2324 (set (make-local-variable 'message-checksum) nil)
2325 (set (make-local-variable 'message-mime-part) 0)
2326 (message-setup-fill-variables)
2328 (make-local-variable 'paragraph-separate)
2329 (format "\\(%s\\)\\|\\(%s\\)"
2331 "<#!*/?\\(multipart\\|part\\|external\\|mml\\|secure\\)"))
2332 ;; Allow using comment commands to add/remove quoting.
2333 (set (make-local-variable 'comment-start) message-yank-prefix)
2334 (if (featurep 'xemacs)
2335 (message-setup-toolbar)
2336 (set (make-local-variable 'font-lock-defaults)
2337 '(message-font-lock-keywords t))
2338 (if (boundp 'tool-bar-map)
2339 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
2340 (easy-menu-add message-mode-menu message-mode-map)
2341 (easy-menu-add message-mode-field-menu message-mode-map)
2342 ;; make-local-hook is harmless though obsolete in Emacs 21.
2343 ;; Emacs 20 and XEmacs need make-local-hook.
2344 (make-local-hook 'after-change-functions)
2345 ;; Mmmm... Forbidden properties...
2346 (add-hook 'after-change-functions 'message-strip-forbidden-properties
2348 ;; Allow mail alias things.
2349 (when (eq message-mail-alias-type 'abbrev)
2350 (if (fboundp 'mail-abbrevs-setup)
2351 (mail-abbrevs-setup)
2352 (mail-aliases-setup)))
2353 (unless buffer-file-name
2354 (message-set-auto-save-file-name))
2355 (unless (buffer-base-buffer)
2356 ;; Don't enable multibyte on an indirect buffer. Maybe enabling
2357 ;; multibyte is not necessary at all. -- zsh
2358 (mm-enable-multibyte))
2359 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
2362 (defun message-setup-fill-variables ()
2363 "Setup message fill variables."
2364 (set (make-local-variable 'fill-paragraph-function)
2365 'message-fill-paragraph)
2366 (make-local-variable 'paragraph-separate)
2367 (make-local-variable 'paragraph-start)
2368 (make-local-variable 'adaptive-fill-regexp)
2369 (unless (boundp 'adaptive-fill-first-line-regexp)
2370 (setq adaptive-fill-first-line-regexp nil))
2371 (make-local-variable 'adaptive-fill-first-line-regexp)
2372 (let ((quote-prefix-regexp
2373 ;; User should change message-cite-prefix-regexp if
2374 ;; message-yank-prefix is set to an abnormal value.
2375 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
2376 (setq paragraph-start
2378 (regexp-quote mail-header-separator) "$\\|"
2379 "[ \t]*$\\|" ; blank lines
2380 "-- $\\|" ; signature delimiter
2381 "---+$\\|" ; delimiters for forwarded messages
2382 page-delimiter "$\\|" ; spoiler warnings
2383 ".*wrote:$\\|" ; attribution lines
2384 quote-prefix-regexp "$")) ; empty lines in quoted text
2385 (setq paragraph-separate paragraph-start)
2386 (setq adaptive-fill-regexp
2387 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
2388 (setq adaptive-fill-first-line-regexp
2389 (concat quote-prefix-regexp "\\|"
2390 adaptive-fill-first-line-regexp)))
2391 (make-local-variable 'auto-fill-inhibit-regexp)
2392 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
2393 (setq auto-fill-inhibit-regexp nil)
2394 (make-local-variable 'normal-auto-fill-function)
2395 (setq normal-auto-fill-function 'message-do-auto-fill)
2396 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
2397 ;; In that case, ensure that it uses the right function. The real
2398 ;; solution would be not to use `define-derived-mode', and run
2399 ;; `text-mode-hook' ourself at the end of the mode.
2400 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
2401 (when auto-fill-function
2402 (setq auto-fill-function normal-auto-fill-function)))
2407 ;;; Message mode commands
2410 ;;; Movement commands
2412 (defun message-goto-to ()
2413 "Move point to the To header."
2415 (message-position-on-field "To"))
2417 (defun message-goto-from ()
2418 "Move point to the From header."
2420 (message-position-on-field "From"))
2422 (defun message-goto-subject ()
2423 "Move point to the Subject header."
2425 (message-position-on-field "Subject"))
2427 (defun message-goto-cc ()
2428 "Move point to the Cc header."
2430 (message-position-on-field "Cc" "To"))
2432 (defun message-goto-bcc ()
2433 "Move point to the Bcc header."
2435 (message-position-on-field "Bcc" "Cc" "To"))
2437 (defun message-goto-fcc ()
2438 "Move point to the Fcc header."
2440 (message-position-on-field "Fcc" "To" "Newsgroups"))
2442 (defun message-goto-reply-to ()
2443 "Move point to the Reply-To header."
2445 (message-position-on-field "Reply-To" "Subject"))
2447 (defun message-goto-newsgroups ()
2448 "Move point to the Newsgroups header."
2450 (message-position-on-field "Newsgroups"))
2452 (defun message-goto-distribution ()
2453 "Move point to the Distribution header."
2455 (message-position-on-field "Distribution"))
2457 (defun message-goto-followup-to ()
2458 "Move point to the Followup-To header."
2460 (message-position-on-field "Followup-To" "Newsgroups"))
2462 (defun message-goto-mail-followup-to ()
2463 "Move point to the Mail-Followup-To header."
2465 (message-position-on-field "Mail-Followup-To" "From"))
2467 (defun message-goto-keywords ()
2468 "Move point to the Keywords header."
2470 (message-position-on-field "Keywords" "Subject"))
2472 (defun message-goto-summary ()
2473 "Move point to the Summary header."
2475 (message-position-on-field "Summary" "Subject"))
2477 (defun message-goto-body (&optional interactivep)
2478 "Move point to the beginning of the message body."
2479 (interactive (list t))
2480 (when (and interactivep
2481 (looking-at "[ \t]*\n"))
2483 (goto-char (point-min))
2484 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
2485 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
2487 (defun message-goto-eoh ()
2488 "Move point to the end of the headers."
2493 (defun message-goto-signature ()
2494 "Move point to the beginning of the message signature.
2495 If there is no signature in the article, go to the end and
2498 (goto-char (point-min))
2499 (if (re-search-forward message-signature-separator nil t)
2501 (goto-char (point-max))
2504 (defun message-generate-unsubscribed-mail-followup-to (&optional include-cc)
2505 "Insert a reasonable MFT header in a post to an unsubscribed list.
2506 When making original posts to a mailing list you are not subscribed to,
2507 you have to type in a MFT header by hand. The contents, usually, are
2508 the addresses of the list and your own address. This function inserts
2509 such a header automatically. It fetches the contents of the To: header
2510 in the current mail buffer, and appends the current `user-mail-address'.
2512 If the optional argument INCLUDE-CC is non-nil, the addresses in the
2513 Cc: header are also put into the MFT."
2516 (message-remove-header "Mail-Followup-To")
2517 (let* ((cc (and include-cc (message-fetch-field "Cc")))
2519 (concat (message-fetch-field "To") "," cc)
2520 (message-fetch-field "To"))))
2521 (message-goto-mail-followup-to)
2522 (insert (concat tos ", " user-mail-address))))
2526 (defun message-insert-to (&optional force)
2527 "Insert a To header that points to the author of the article being replied to.
2528 If the original author requested not to be sent mail, the function signals
2530 With the prefix argument FORCE, insert the header anyway."
2532 (let ((co (message-fetch-reply-field "mail-copies-to")))
2533 (when (and (null force)
2535 (or (equal (downcase co) "never")
2536 (equal (downcase co) "nobody")))
2537 (error "The user has requested not to have copies sent via mail")))
2538 (message-carefully-insert-headers
2540 (or (message-fetch-reply-field "mail-reply-to")
2541 (message-fetch-reply-field "reply-to")
2542 (message-fetch-reply-field "from")
2545 (defun message-insert-wide-reply ()
2546 "Insert To and Cc headers as if you were doing a wide reply."
2548 (let ((headers (message-with-reply-buffer
2549 (message-get-reply-headers t))))
2550 (message-carefully-insert-headers headers)))
2552 (defun message-carefully-insert-headers (headers)
2553 (dolist (header headers)
2554 (let ((header-name (symbol-name (car header))))
2555 (when (and (message-position-on-field header-name)
2556 (mail-fetch-field header-name)
2557 (not (string-match "\\` *\\'"
2558 (mail-fetch-field header-name))))
2560 (insert (cdr header)))))
2562 (defun message-widen-reply ()
2563 "Widen the reply to include maximum recipients."
2566 (and message-reply-buffer
2567 (buffer-name message-reply-buffer)
2569 (set-buffer message-reply-buffer)
2570 (message-get-reply-headers t)))))
2573 (message-narrow-to-headers)
2574 (dolist (elem follow-to)
2575 (message-remove-header (symbol-name (car elem)))
2576 (goto-char (point-min))
2577 (insert (symbol-name (car elem)) ": "
2578 (cdr elem) "\n"))))))
2580 (defun message-insert-newsgroups ()
2581 "Insert the Newsgroups header from the article being replied to."
2583 (when (and (message-position-on-field "Newsgroups")
2584 (mail-fetch-field "newsgroups")
2585 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
2587 (insert (or (message-fetch-reply-field "newsgroups") "")))
2591 ;;; Various commands
2593 (defun message-delete-not-region (beg end)
2594 "Delete everything in the body of the current message outside of the region."
2599 ;; snarf citation prefix, if appropriate
2600 (unless (eq (point) (progn (beginning-of-line) (point)))
2601 (when (looking-at message-cite-prefix-regexp)
2602 (setq citeprefix (match-string 0))))
2604 (delete-region (point) (if (not (message-goto-signature))
2610 (delete-region beg (progn (message-goto-body)
2614 (insert citeprefix))))
2615 (when (message-goto-signature)
2618 (defun message-kill-to-signature ()
2619 "Deletes all text up to the signature."
2621 (let ((point (point)))
2622 (message-goto-signature)
2625 (kill-region point (point))
2629 (defun message-newline-and-reformat (&optional arg not-break)
2630 "Insert four newlines, and then reformat if inside quoted text.
2631 Prefix arg means justify as well."
2632 (interactive (list (if current-prefix-arg 'full)))
2633 (let (quoted point beg end leading-space bolp)
2634 (setq point (point))
2637 (setq bolp (= beg point))
2638 ;; Find first line of the paragraph.
2640 (while (and (not (eobp))
2641 (not (looking-at message-cite-prefix-regexp))
2642 (looking-at paragraph-start))
2645 (when (looking-at message-cite-prefix-regexp)
2646 (setq quoted (match-string 0))
2647 (goto-char (match-end 0))
2648 (looking-at "[ \t]*")
2649 (setq leading-space (match-string 0)))
2653 (< (- point beg) (length quoted)))
2654 ;; break inside the cite prefix.
2660 (while (and (not (eobp))
2661 (not (looking-at paragraph-separate))
2662 (looking-at message-cite-prefix-regexp)
2663 (equal quoted (match-string 0)))
2664 (goto-char (match-end 0))
2665 (looking-at "[ \t]*")
2666 (if (> (length leading-space) (length (match-string 0)))
2667 (setq leading-space (match-string 0)))
2671 (while (and (if (bobp) nil (forward-line -1) t)
2672 (not (looking-at paragraph-start))
2673 (looking-at message-cite-prefix-regexp)
2674 (equal quoted (match-string 0)))
2676 (goto-char (match-end 0))
2677 (looking-at "[ \t]*")
2678 (if (> (length leading-space) (length (match-string 0)))
2679 (setq leading-space (match-string 0)))))
2680 (while (and (not (eobp))
2681 (not (looking-at paragraph-separate))
2682 (not (looking-at message-cite-prefix-regexp)))
2686 (while (and (if (bobp) nil (forward-line -1) t)
2687 (not (looking-at paragraph-start))
2688 (not (looking-at message-cite-prefix-regexp)))
2689 (setq beg (point))))
2692 (narrow-to-region beg end)
2699 (setq point (point))
2700 ;; (newline 2) doesn't mark both newline's as hard, so call
2701 ;; newline twice. -jas
2704 (delete-region (point) (re-search-forward "[ \t]*"))
2705 (when (and quoted (not bolp))
2706 (insert quoted leading-space)))
2709 (let* ((adaptive-fill-regexp
2710 (regexp-quote (concat quoted leading-space)))
2711 (adaptive-fill-first-line-regexp
2712 adaptive-fill-regexp ))
2713 (fill-paragraph arg))
2714 (fill-paragraph arg))
2715 (if point (goto-char point)))))
2717 (defun message-fill-paragraph (&optional arg)
2718 "Like `fill-paragraph'."
2719 (interactive (list (if current-prefix-arg 'full)))
2720 (if (and (boundp 'filladapt-mode) filladapt-mode)
2722 (message-newline-and-reformat arg t)
2725 ;; Is it better to use `mail-header-end'?
2726 (defun message-point-in-header-p ()
2727 "Return t if point is in the header."
2730 (goto-char (point-min))
2731 (not (re-search-forward
2732 (concat "^" (regexp-quote mail-header-separator) "\n")
2735 (defun message-do-auto-fill ()
2736 "Like `do-auto-fill', but don't fill in message header."
2737 (unless (message-point-in-header-p)
2740 (defun message-insert-signature (&optional force)
2741 "Insert a signature. See documentation for variable `message-signature'."
2742 (interactive (list 0))
2745 ((and (null message-signature)
2748 (goto-char (point-max))
2749 (not (re-search-backward message-signature-separator nil t))))
2750 ((and (null message-signature)
2753 ((message-functionp message-signature)
2754 (funcall message-signature))
2755 ((listp message-signature)
2756 (eval message-signature))
2757 (t message-signature)))
2759 (cond ((stringp signature)
2761 ((and (eq t signature)
2762 message-signature-file
2763 (file-exists-p message-signature-file))
2766 (goto-char (point-max))
2767 ;; Insert the signature.
2770 (when message-signature-insert-empty-line
2773 (if (eq signature t)
2774 (insert-file-contents message-signature-file)
2776 (goto-char (point-max))
2777 (or (bolp) (insert "\n")))))
2779 (defun message-insert-importance-high ()
2780 "Insert header to mark message as important."
2783 (message-remove-header "Importance")
2785 (insert "Importance: high\n")))
2787 (defun message-insert-importance-low ()
2788 "Insert header to mark message as unimportant."
2791 (message-remove-header "Importance")
2793 (insert "Importance: low\n")))
2795 (defun message-insert-or-toggle-importance ()
2796 "Insert a \"Importance: high\" header, or cycle through the header values.
2797 The three allowed values according to RFC 1327 are `high', `normal'
2801 (let ((valid '("high" "normal" "low"))
2804 (when (setq cur (message-fetch-field "Importance"))
2805 (message-remove-header "Importance")
2806 (setq new (cond ((string= cur "high")
2808 ((string= cur "low")
2813 (insert (format "Importance: %s\n" new)))))
2815 (defun message-insert-disposition-notification-to ()
2816 "Request a disposition notification (return receipt) to this message.
2817 Note that this should not be used in newsgroups."
2820 (message-remove-header "Disposition-Notification-To")
2822 (insert (format "Disposition-Notification-To: %s\n"
2823 (or (message-fetch-field "From") (message-make-from))))))
2825 (defun message-elide-region (b e)
2826 "Elide the text in the region.
2827 An ellipsis (from `message-elide-ellipsis') will be inserted where the
2831 (insert message-elide-ellipsis))
2833 (defvar message-caesar-translation-table nil)
2835 (defun message-caesar-region (b e &optional n)
2836 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
2839 (min (point) (or (mark t) (point)))
2840 (max (point) (or (mark t) (point)))
2841 (when current-prefix-arg
2842 (prefix-numeric-value current-prefix-arg))))
2844 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
2845 (unless (or (zerop n) ; no action needed for a rot of 0
2846 (= b e)) ; no region to rotate
2847 ;; We build the table, if necessary.
2848 (when (or (not message-caesar-translation-table)
2849 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
2850 (setq message-caesar-translation-table
2851 (message-make-caesar-translation-table n)))
2852 (translate-region b e message-caesar-translation-table)))
2854 (defun message-make-caesar-translation-table (n)
2855 "Create a rot table with offset N."
2857 (table (make-string 256 0)))
2858 (while (< (incf i) 256)
2861 (substring table 0 ?A)
2862 (substring table (+ ?A n) (+ ?A n (- 26 n)))
2863 (substring table ?A (+ ?A n))
2864 (substring table (+ ?A 26) ?a)
2865 (substring table (+ ?a n) (+ ?a n (- 26 n)))
2866 (substring table ?a (+ ?a n))
2867 (substring table (+ ?a 26) 255))))
2869 (defun message-caesar-buffer-body (&optional rotnum)
2870 "Caesar rotate all letters in the current buffer by 13 places.
2871 Used to encode/decode possibly offensive messages (commonly in rec.humor).
2872 With prefix arg, specifies the number of places to rotate each letter forward.
2873 Mail and USENET news headers are not rotated."
2874 (interactive (if current-prefix-arg
2875 (list (prefix-numeric-value current-prefix-arg))
2879 (when (message-goto-body)
2880 (narrow-to-region (point) (point-max)))
2881 (message-caesar-region (point-min) (point-max) rotnum))))
2883 (defun message-pipe-buffer-body (program)
2884 "Pipe the message body in the current buffer through PROGRAM."
2887 (when (message-goto-body)
2888 (narrow-to-region (point) (point-max)))
2889 (shell-command-on-region
2890 (point-min) (point-max) program nil t))))
2892 (defun message-rename-buffer (&optional enter-string)
2893 "Rename the *message* buffer to \"*message* RECIPIENT\".
2894 If the function is run with a prefix, it will ask for a new buffer
2895 name, rather than giving an automatic name."
2896 (interactive "Pbuffer name: ")
2899 (goto-char (point-min))
2900 (narrow-to-region (point)
2901 (search-forward mail-header-separator nil 'end))
2903 (if (message-news-p) (message-fetch-field "Newsgroups")
2904 (message-fetch-field "To"))
2907 (if (string-match "," mail-to)
2908 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
2910 (name-default (concat "*message* " mail-trimmed-to))
2911 (name (if enter-string
2912 (read-string "New buffer name: " name-default)
2914 (rename-buffer name t)))))
2916 (defun message-fill-yanked-message (&optional justifyp)
2917 "Fill the paragraphs of a message yanked into this one.
2918 Numeric argument means justify as well."
2921 (goto-char (point-min))
2922 (search-forward (concat "\n" mail-header-separator "\n") nil t)
2923 (let ((fill-prefix message-yank-prefix))
2924 (fill-individual-paragraphs (point) (point-max) justifyp))))
2926 (defun message-indent-citation ()
2927 "Modify text just inserted from a message to be cited.
2928 The inserted text should be the region.
2929 When this function returns, the region is again around the modified text.
2931 Normally, indent each nonblank line `message-indentation-spaces' spaces.
2932 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
2933 (let ((start (point)))
2934 ;; Remove unwanted headers.
2935 (when message-ignored-cited-headers
2940 (if (search-forward "\n\n" nil t)
2943 (message-remove-header message-ignored-cited-headers t)
2944 (when (= (point-min) (point-max))
2945 (setq all-removed t))
2946 (goto-char (point-max)))
2950 ;; Delete blank lines at the start of the buffer.
2951 (while (and (point-min)
2954 (message-delete-line))
2955 ;; Delete blank lines at the end of the buffer.
2956 (goto-char (point-max))
2959 (while (and (zerop (forward-line -1))
2961 (message-delete-line))
2962 ;; Do the indentation.
2963 (if (null message-yank-prefix)
2964 (indent-rigidly start (mark t) message-indentation-spaces)
2967 (while (< (point) (mark t))
2968 (if (or (looking-at ">") (looking-at "^$"))
2969 (insert message-yank-cited-prefix)
2970 (insert message-yank-prefix))
2974 (defun message-yank-original (&optional arg)
2975 "Insert the message being replied to, if any.
2976 Puts point before the text and mark after.
2977 Normally indents each nonblank line ARG spaces (default 3). However,
2978 if `message-yank-prefix' is non-nil, insert that prefix on each line.
2980 This function uses `message-cite-function' to do the actual citing.
2982 Just \\[universal-argument] as argument means don't indent, insert no
2983 prefix, and don't delete any headers."
2985 (let ((modified (buffer-modified-p)))
2986 (when (and message-reply-buffer
2987 message-cite-function)
2988 (delete-windows-on message-reply-buffer t)
2989 (insert-buffer message-reply-buffer)
2991 (funcall message-cite-function))
2992 (message-exchange-point-and-mark)
2996 (setq message-checksum (message-checksum))))))
2998 (defun message-yank-buffer (buffer)
2999 "Insert BUFFER into the current buffer and quote it."
3000 (interactive "bYank buffer: ")
3001 (let ((message-reply-buffer buffer))
3002 (save-window-excursion
3003 (message-yank-original))))
3005 (defun message-buffers ()
3006 "Return a list of active message buffers."
3009 (dolist (buffer (buffer-list t))
3011 (when (and (eq major-mode 'message-mode)
3012 (null message-sent-message-via))
3013 (push (buffer-name buffer) buffers))))
3014 (nreverse buffers)))
3016 (defun message-cite-original-without-signature ()
3017 "Cite function in the standard Message manner."
3018 (let ((start (point))
3021 (when message-indent-citation-function
3022 (if (listp message-indent-citation-function)
3023 message-indent-citation-function
3024 (list message-indent-citation-function)))))
3025 (mml-quote-region start end)
3029 (when (re-search-backward message-signature-separator start t)
3030 ;; Also peel off any blank lines before the signature.
3032 (while (looking-at "^[ \t]*$")
3035 (delete-region (point) end)
3036 (unless (search-backward "\n\n" start t)
3037 ;; Insert a blank line if it is peeled off.
3041 (funcall (pop functions)))
3042 (when message-citation-line-function
3045 (funcall message-citation-line-function))))
3047 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
3048 (defun message-cite-original ()
3049 "Cite function in the standard Message manner."
3050 (if (and (boundp 'mail-citation-hook)
3052 (run-hooks 'mail-citation-hook)
3053 (let ((start (point))
3056 (when message-indent-citation-function
3057 (if (listp message-indent-citation-function)
3058 message-indent-citation-function
3059 (list message-indent-citation-function)))))
3060 (mml-quote-region start end)
3063 (funcall (pop functions)))
3064 (when message-citation-line-function
3067 (funcall message-citation-line-function)))))
3069 (defun message-insert-citation-line ()
3070 "Insert a simple citation line."
3071 (when message-reply-headers
3072 (insert (mail-header-from message-reply-headers) " writes:\n\n")))
3074 (defun message-position-on-field (header &rest afters)
3075 (let ((case-fold-search t))
3078 (goto-char (point-min))
3081 (concat "^" (regexp-quote mail-header-separator) "$"))
3082 (match-beginning 0)))
3083 (goto-char (point-min))
3084 (if (re-search-forward (concat "^" (regexp-quote header) ":") nil t)
3086 (re-search-forward "^[^ \t]" nil 'move)
3088 (skip-chars-backward "\n")
3091 (not (re-search-forward
3092 (concat "^" (regexp-quote (car afters)) ":")
3096 (re-search-forward "^[^ \t]" nil 'move)
3097 (beginning-of-line))
3098 (insert header ": \n")
3102 (defun message-remove-signature ()
3103 "Remove the signature from the text between point and mark.
3104 The text will also be indented the normal way."
3106 (let ((start (point))
3108 (if (not (re-search-forward message-signature-separator (mark t) t))
3109 ;; No signature here, so we just indent the cited text.
3110 (message-indent-citation)
3111 ;; Find the last non-empty line.
3113 (while (looking-at "[ \t]*$")
3116 (setq mark (set-marker (make-marker) (point)))
3118 (message-indent-citation)
3119 ;; Enable undoing the deletion.
3121 (delete-region mark (mark t))
3122 (set-marker mark nil)))))
3127 ;;; Sending messages
3130 (defun message-send-and-exit (&optional arg)
3131 "Send message like `message-send', then, if no errors, exit from mail buffer."
3133 (let ((buf (current-buffer))
3134 (actions message-exit-actions))
3135 (when (and (message-send arg)
3137 (if message-kill-buffer-on-exit
3140 (when (eq buf (current-buffer))
3141 (message-bury buf)))
3142 (message-do-actions actions)
3145 (defun message-dont-send ()
3146 "Don't send the message you have been editing.
3147 Instead, just auto-save the buffer and then bury it."
3149 (set-buffer-modified-p t)
3151 (let ((actions message-postpone-actions))
3152 (message-bury (current-buffer))
3153 (message-do-actions actions)))
3155 (defun message-kill-buffer ()
3156 "Kill the current buffer."
3158 (when (or (not (buffer-modified-p))
3159 (yes-or-no-p "Message modified; kill anyway? "))
3160 (let ((actions message-kill-actions)
3161 (draft-article message-draft-article)
3162 (auto-save-file-name buffer-auto-save-file-name)
3163 (file-name buffer-file-name)
3164 (modified (buffer-modified-p)))
3165 (setq buffer-file-name nil)
3166 (kill-buffer (current-buffer))
3167 (when (and (or (and auto-save-file-name
3168 (file-exists-p auto-save-file-name))
3170 (file-exists-p file-name)))
3171 (yes-or-no-p (format "Remove the backup file%s? "
3172 (if modified " too" ""))))
3174 (delete-file auto-save-file-name))
3175 (let ((message-draft-article draft-article))
3176 (message-disassociate-draft)))
3177 (message-do-actions actions))))
3179 (defun message-bury (buffer)
3180 "Bury this mail BUFFER."
3181 (let ((newbuf (other-buffer buffer)))
3182 (bury-buffer buffer)
3183 (if (and (fboundp 'frame-parameters)
3184 (cdr (assq 'dedicated (frame-parameters)))
3185 (not (null (delq (selected-frame) (visible-frame-list)))))
3186 (delete-frame (selected-frame))
3187 (switch-to-buffer newbuf))))
3189 (defun message-send (&optional arg)
3190 "Send the message in the current buffer.
3191 If `message-interactive' is non-nil, wait for success indication or
3192 error messages, and inform user.
3193 Otherwise any failure is reported in a message back to the user from
3195 The usage of ARG is defined by the instance that called Message.
3196 It should typically alter the sending method in some way or other."
3198 ;; Make it possible to undo the coming changes.
3200 (let ((inhibit-read-only t))
3201 (put-text-property (point-min) (point-max) 'read-only nil))
3202 (message-fix-before-sending)
3203 (run-hooks 'message-send-hook)
3204 (message message-sending-message)
3205 (let ((alist message-send-method-alist)
3207 elem sent dont-barf-on-no-method
3208 (message-options message-options))
3209 (message-options-set-recipient)
3211 (setq elem (pop alist)))
3212 (when (funcall (cadr elem))
3213 (when (and (or (not (memq (car elem)
3214 message-sent-message-via))
3215 (not (message-fetch-field "supersedes"))
3216 (if (or (message-gnksa-enable-p 'multiple-copies)
3217 (not (eq (car elem) 'news)))
3220 "Already sent message via %s; resend? "
3222 (error "Denied posting -- multiple copies")))
3223 (setq success (funcall (caddr elem) arg)))
3227 (let ((fcc (message-fetch-field "Fcc"))
3228 (gcc (message-fetch-field "Gcc")))
3230 (or (eq message-allow-no-recipients 'always)
3231 (and (not (eq message-allow-no-recipients 'never))
3232 (setq dont-barf-on-no-method
3234 (format "No receiver, perform %s anyway? "
3235 (cond ((and fcc gcc) "Fcc and Gcc")
3238 (error "No methods specified to send by"))
3239 (when (or dont-barf-on-no-method
3243 (run-hooks 'message-sent-hook))
3244 (message "Sending...done")
3245 ;; Mark the buffer as unmodified and delete auto-save.
3246 (set-buffer-modified-p nil)
3247 (delete-auto-save-file-if-necessary t)
3248 (message-disassociate-draft)
3249 ;; Delete other mail buffers and stuff.
3250 (message-do-send-housekeeping)
3251 (message-do-actions message-send-actions)
3255 (defun message-send-via-mail (arg)
3256 "Send the current message via mail."
3257 (message-send-mail arg))
3259 (defun message-send-via-news (arg)
3260 "Send the current message via news."
3261 (funcall message-send-news-function arg))
3263 (defmacro message-check (type &rest forms)
3264 "Eval FORMS if TYPE is to be checked."
3265 `(or (message-check-element ,type)
3269 (put 'message-check 'lisp-indent-function 1)
3270 (put 'message-check 'edebug-form-spec '(form body))
3272 (defun message-text-with-property (prop)
3273 "Return a list of all points where the text has PROP."
3275 (point (point-min)))
3277 (while (< point (point-max))
3278 (when (get-text-property point prop)
3279 (push point points))
3283 (defun message-fix-before-sending ()
3284 "Do various things to make the message nice before sending it."
3285 ;; Make sure there's a newline at the end of the message.
3286 (goto-char (point-max))
3289 ;; Make the hidden headers visible.
3290 (let ((points (message-text-with-property 'message-hidden)))
3292 (goto-char (car points))
3293 (dolist (point points)
3294 (add-text-properties point (1+ point)
3295 '(invisible nil intangible nil)))))
3296 ;; Make invisible text visible.
3297 (message-check 'invisible-text
3298 (let ((points (message-text-with-property 'invisible)))
3300 (goto-char (car points))
3301 (dolist (point points)
3302 (add-text-properties point (1+ point)
3303 '(invisible nil face highlight
3304 font-lock-face highlight)))
3305 (unless (yes-or-no-p
3306 "Invisible text found and made visible; continue posting? ")
3307 (error "Invisible text found and made visible")))))
3308 (message-check 'illegible-text
3311 (skip-chars-forward mm-7bit-chars)
3313 (when (let ((char (char-after)))
3314 (or (< (mm-char-int char) 128)
3315 (and (mm-multibyte-p)
3316 (memq (char-charset char)
3317 '(eight-bit-control eight-bit-graphic
3319 (add-text-properties (point) (1+ (point))
3320 '(font-lock-face highlight face highlight))
3323 (skip-chars-forward mm-7bit-chars))
3326 (gnus-multiple-choice
3327 "Illegible text found. Continue posting?"
3328 '((?d "Remove and continue posting")
3329 (?r "Replace with dots and continue posting")
3330 (?i "Ignore and continue posting")
3331 (?e "Continue editing"))))
3333 (error "Illegible text found"))
3335 (skip-chars-forward mm-7bit-chars)
3337 (when (let ((char (char-after)))
3338 (or (< (mm-char-int char) 128)
3339 (and (mm-multibyte-p)
3340 (memq (char-charset char)
3341 '(eight-bit-control eight-bit-graphic
3344 (remove-text-properties (point) (1+ (point))
3345 '(font-lock-face highlight face highlight))
3347 (when (eq choice ?r)
3350 (skip-chars-forward mm-7bit-chars))))))
3352 (defun message-add-action (action &rest types)
3353 "Add ACTION to be performed when doing an exit of type TYPES."
3355 (add-to-list (intern (format "message-%s-actions" (pop types)))
3358 (defun message-delete-action (action &rest types)
3359 "Delete ACTION from lists of actions performed when doing an exit of type TYPES."
3362 (set (setq var (intern (format "message-%s-actions" (pop types))))
3363 (delq action (symbol-value var))))))
3365 (defun message-do-actions (actions)
3366 "Perform all actions in ACTIONS."
3367 ;; Now perform actions on successful sending.
3371 ;; A simple function.
3372 ((message-functionp (car actions))
3373 (funcall (car actions)))
3374 ;; Something to be evaled.
3376 (eval (car actions)))))
3379 (defun message-send-mail-partially ()
3380 "Send mail as message/partial."
3381 ;; replace the header delimiter with a blank line
3382 (goto-char (point-min))
3384 (concat "^" (regexp-quote mail-header-separator) "\n"))
3385 (replace-match "\n")
3386 (run-hooks 'message-send-mail-hook)
3387 (let ((p (goto-char (point-min)))
3388 (tembuf (message-generate-new-buffer-clone-locals " message temp"))
3389 (curbuf (current-buffer))
3390 (id (message-make-message-id)) (n 1)
3391 plist total header required-mail-headers)
3393 (if (< (point-max) (+ p message-send-mail-partially-limit))
3394 (goto-char (point-max))
3395 (goto-char (+ p message-send-mail-partially-limit))
3397 (if (<= (point) p) (forward-line 1))) ;; In case of bad message.
3400 (setq total (length plist))
3401 (push (point-max) plist)
3402 (setq plist (nreverse plist))
3405 (setq p (pop plist))
3408 (copy-to-buffer tembuf p (car plist))
3410 (goto-char (point-min))
3413 (goto-char (point-min))
3414 (narrow-to-region (point) (point))
3417 (setq header (buffer-substring (point-min) (point)))
3418 (goto-char (point-min))
3419 (narrow-to-region (point) (point))
3421 (message-remove-header "Mime-Version")
3422 (message-remove-header "Content-Type")
3423 (message-remove-header "Content-Transfer-Encoding")
3424 (message-remove-header "Message-ID")
3425 (message-remove-header "Lines")
3426 (goto-char (point-max))
3427 (insert "Mime-Version: 1.0\n")
3428 (setq header (buffer-string)))
3429 (goto-char (point-max))
3430 (insert (format "Content-Type: message/partial; id=\"%s\"; number=%d; total=%d\n\n"
3433 (let ((mail-header-separator ""))
3434 (when (memq 'Message-ID message-required-mail-headers)
3435 (insert "Message-ID: " (message-make-message-id) "\n"))
3436 (when (memq 'Lines message-required-mail-headers)
3437 (insert "Lines: " (message-make-lines) "\n"))
3438 (message-goto-subject)
3440 (insert (format " (%d/%d)" n total))
3442 (mm-with-unibyte-current-buffer
3443 (funcall (or message-send-mail-real-function
3444 message-send-mail-function))))
3446 (setq p (pop plist))
3448 (kill-buffer tembuf))))
3450 (defun message-send-mail (&optional arg)
3451 (require 'mail-utils)
3452 (let* ((tembuf (message-generate-new-buffer-clone-locals " message temp"))
3453 (case-fold-search nil)
3454 (news (message-news-p))
3455 (mailbuf (current-buffer))
3456 (message-this-is-mail t)
3457 (message-posting-charset
3458 (if (fboundp 'gnus-setup-posting-charset)
3459 (gnus-setup-posting-charset nil)
3460 message-posting-charset))
3461 (headers message-required-mail-headers))
3463 (message-narrow-to-headers)
3464 ;; Generate the Mail-Followup-To header if the header is not there...
3465 (if (and (message-subscribed-p)
3466 (not (mail-fetch-field "mail-followup-to")))
3469 (cons "Mail-Followup-To" (message-make-mail-followup-to))
3470 message-required-mail-headers))
3471 ;; otherwise, delete the MFT header if the field is empty
3472 (when (equal "" (mail-fetch-field "mail-followup-to"))
3473 (message-remove-header "^Mail-Followup-To:")))
3474 ;; Insert some headers.
3475 (let ((message-deletable-headers
3476 (if news nil message-deletable-headers)))
3477 (message-generate-headers headers))
3478 ;; Let the user do all of the above.
3479 (run-hooks 'message-header-hook))
3484 ;; Avoid copying text props (except hard newlines).
3485 (insert (with-current-buffer mailbuf
3486 (mml-buffer-substring-no-properties-except-hard-newlines
3487 (point-min) (point-max))))
3488 ;; Remove some headers.
3489 (message-encode-message-body)
3491 (message-narrow-to-headers)
3492 ;; We (re)generate the Lines header.
3493 (when (memq 'Lines message-required-mail-headers)
3494 (message-generate-headers '(Lines)))
3495 ;; Remove some headers.
3496 (message-remove-header message-ignored-mail-headers t)
3497 (let ((mail-parse-charset message-default-charset))
3498 (mail-encode-encoded-word-buffer)))
3499 (goto-char (point-max))
3500 ;; require one newline at the end.
3501 (or (= (preceding-char) ?\n)
3503 (message-cleanup-headers)
3506 (message-narrow-to-headers)
3508 (or (message-fetch-field "cc")
3509 (message-fetch-field "bcc")
3510 (message-fetch-field "to"))
3511 (let ((content-type (message-fetch-field "content-type")))
3514 (string= "text/plain"
3516 (mail-header-parse-content-type
3518 (message-insert-courtesy-copy))
3519 (if (or (not message-send-mail-partially-limit)
3520 (< (point-max) message-send-mail-partially-limit)
3521 (not (message-y-or-n-p
3522 "The message size is too large, split? "
3526 (/ (point-max) 1000) "KB, is too large.
3528 Some mail gateways (MTA's) bounce large messages. To avoid the
3529 problem, answer `y', and the message will be split into several
3530 smaller pieces, the size of each is about "
3531 (/ message-send-mail-partially-limit 1000)
3535 However, some mail readers (MUA's) can't read split messages, i.e.,
3536 mails in message/partially format. Answer `n', and the message will be
3539 The size limit is controlled by `message-send-mail-partially-limit'.
3540 If you always want Gnus to send messages in one piece, set
3541 `message-send-mail-partially-limit' to nil.
3543 (mm-with-unibyte-current-buffer
3544 (message "Sending via mail...")
3545 (funcall (or message-send-mail-real-function
3546 message-send-mail-function)))
3547 (message-send-mail-partially)))
3548 (kill-buffer tembuf))
3549 (set-buffer mailbuf)
3550 (push 'mail message-sent-message-via)))
3552 (defun message-send-mail-with-sendmail ()
3553 "Send off the prepared buffer with sendmail."
3554 (let ((errbuf (if message-interactive
3555 (message-generate-new-buffer-clone-locals
3558 resend-to-addresses delimline)
3561 (let ((case-fold-search t))
3563 (message-narrow-to-headers)
3564 (setq resend-to-addresses (message-fetch-field "resent-to")))
3565 ;; Change header-delimiter to be what sendmail expects.
3566 (goto-char (point-min))
3568 (concat "^" (regexp-quote mail-header-separator) "\n"))
3569 (replace-match "\n")
3571 (setq delimline (point-marker))
3572 (run-hooks 'message-send-mail-hook)
3573 ;; Insert an extra newline if we need it to work around
3574 ;; Sun's bug that swallows newlines.
3575 (goto-char (1+ delimline))
3576 (when (eval message-mailer-swallows-blank-line)
3578 (when message-interactive
3582 (let* ((default-directory "/")
3583 (coding-system-for-write message-send-coding-system)
3585 'call-process-region
3587 (list (point-min) (point-max)
3588 (if (boundp 'sendmail-program)
3590 "/usr/lib/sendmail")
3591 nil errbuf nil "-oi")
3592 ;; Always specify who from,
3593 ;; since some systems have broken sendmails.
3594 ;; But some systems are more broken with -f, so
3595 ;; we'll let users override this.
3596 (if (null message-sendmail-f-is-evil)
3597 (list "-f" (message-sendmail-envelope-from)))
3598 ;; These mean "report errors by mail"
3599 ;; and "deliver in background".
3600 (if (null message-interactive) '("-oem" "-odb"))
3601 ;; Get the addresses from the message
3602 ;; unless this is a resend.
3603 ;; We must not do that for a resend
3604 ;; because we would find the original addresses.
3605 ;; For a resend, include the specific addresses.
3606 (if resend-to-addresses
3607 (list resend-to-addresses)
3609 (unless (or (null cpr) (zerop cpr))
3610 (error "Sending...failed with exit value %d" cpr)))
3611 (when message-interactive
3614 (goto-char (point-min))
3615 (while (re-search-forward "\n\n* *" nil t)
3616 (replace-match "; "))
3617 (if (not (zerop (buffer-size)))
3618 (error "Sending...failed to %s"
3619 (buffer-string))))))
3620 (when (bufferp errbuf)
3621 (kill-buffer errbuf)))))
3623 (defun message-send-mail-with-qmail ()
3624 "Pass the prepared message buffer to qmail-inject.
3625 Refer to the documentation for the variable `message-send-mail-function'
3626 to find out how to use this."
3627 ;; replace the header delimiter with a blank line
3628 (goto-char (point-min))
3630 (concat "^" (regexp-quote mail-header-separator) "\n"))
3631 (replace-match "\n")
3632 (run-hooks 'message-send-mail-hook)
3635 (let ((coding-system-for-write message-send-coding-system))
3637 'call-process-region 1 (point-max) message-qmail-inject-program
3639 ;; qmail-inject's default behaviour is to look for addresses on the
3640 ;; command line; if there're none, it scans the headers.
3641 ;; yes, it does The Right Thing w.r.t. Resent-To and it's kin.
3643 ;; in general, ALL of qmail-inject's defaults are perfect for simply
3644 ;; reading a formatted (i. e., at least a To: or Resent-To header)
3645 ;; message from stdin.
3647 ;; qmail also has the advantage of not having been raped by
3648 ;; various vendors, so we don't have to allow for that, either --
3649 ;; compare this with message-send-mail-with-sendmail and weep
3650 ;; for sendmail's lost innocence.
3652 ;; all this is way cool coz it lets us keep the arguments entirely
3653 ;; free for -inject-arguments -- a big win for the user and for us
3654 ;; since we don't have to play that double-guessing game and the user
3655 ;; gets full control (no gestapo'ish -f's, for instance). --sj
3656 (if (message-functionp message-qmail-inject-args)
3657 (funcall message-qmail-inject-args)
3658 message-qmail-inject-args)))
3659 ;; qmail-inject doesn't say anything on it's stdout/stderr,
3660 ;; we have to look at the retval instead
3662 (100 (error "qmail-inject reported permanent failure"))
3663 (111 (error "qmail-inject reported transient failure"))
3664 ;; should never happen
3665 (t (error "qmail-inject reported unknown failure"))))
3667 (defun message-send-mail-with-mh ()
3668 "Send the prepared message buffer with mh."
3669 (let ((mh-previous-window-config nil)
3670 (name (mh-new-draft-name)))
3671 (setq buffer-file-name name)
3672 ;; MH wants to generate these headers itself.
3673 (when message-mh-deletable-headers
3674 (let ((headers message-mh-deletable-headers))
3676 (goto-char (point-min))
3677 (and (re-search-forward
3678 (concat "^" (symbol-name (car headers)) ": *") nil t)
3679 (message-delete-line))
3681 (run-hooks 'message-send-mail-hook)
3682 ;; Pass it on to mh.
3685 (defun message-smtpmail-send-it ()
3686 "Send the prepared message buffer with `smtpmail-send-it'.
3687 This only differs from `smtpmail-send-it' that this command evaluates
3688 `message-send-mail-hook' just before sending a message. It is useful
3689 if your ISP requires the POP-before-SMTP authentication. See the
3690 documentation for the function `mail-source-touch-pop'."
3691 (run-hooks 'message-send-mail-hook)
3694 (defun message-canlock-generate ()
3695 "Return a string that is non-trival to guess.
3696 Do not use this for anything important, it is cryptographically weak."
3697 (let (sha1-maximum-internal-length)
3698 (sha1 (concat (message-unique-id)
3699 (format "%x%x%x" (random) (random t) (random))
3700 (prin1-to-string (recent-keys))
3701 (prin1-to-string (garbage-collect))))))
3703 (defun message-canlock-password ()
3704 "The password used by message for cancel locks.
3705 This is the value of `canlock-password', if that option is non-nil.
3706 Otherwise, generate and save a value for `canlock-password' first."
3707 (unless canlock-password
3708 (customize-save-variable 'canlock-password (message-canlock-generate))
3709 (setq canlock-password-for-verify canlock-password))
3712 (defun message-insert-canlock ()
3713 (when message-insert-canlock
3714 (message-canlock-password)
3715 (canlock-insert-header)))
3717 (defun message-send-news (&optional arg)
3718 (let* ((tembuf (message-generate-new-buffer-clone-locals " *message temp*"))
3719 (case-fold-search nil)
3720 (method (if (message-functionp message-post-method)
3721 (funcall message-post-method arg)
3722 message-post-method))
3723 (newsgroups-field (save-restriction
3724 (message-narrow-to-headers-or-head)
3725 (message-fetch-field "Newsgroups")))
3726 (followup-field (save-restriction
3727 (message-narrow-to-headers-or-head)
3728 (message-fetch-field "Followup-To")))
3729 ;; BUG: We really need to get the charset for each name in the
3730 ;; Newsgroups and Followup-To lines to allow crossposting
3731 ;; between group namess with incompatible character sets.
3732 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> 2001-10-08.
3733 (group-field-charset
3734 (gnus-group-name-charset method newsgroups-field))
3735 (followup-field-charset
3736 (gnus-group-name-charset method (or followup-field "")))
3737 (rfc2047-header-encoding-alist
3738 (append (when group-field-charset
3739 (list (cons "Newsgroups" group-field-charset)))
3740 (when followup-field-charset
3741 (list (cons "Followup-To" followup-field-charset)))
3742 rfc2047-header-encoding-alist))
3743 (messbuf (current-buffer))
3744 (message-syntax-checks
3746 (listp message-syntax-checks))
3747 (cons '(existing-newsgroups . disabled)
3748 message-syntax-checks)
3749 message-syntax-checks))
3750 (message-this-is-news t)
3751 (message-posting-charset
3752 (gnus-setup-posting-charset newsgroups-field))
3754 (if (not (message-check-news-body-syntax))
3757 (message-narrow-to-headers)
3758 ;; Insert some headers.
3759 (message-generate-headers message-required-news-headers)
3760 (message-insert-canlock)
3761 ;; Let the user do all of the above.
3762 (run-hooks 'message-header-hook))
3763 ;; Note: This check will be disabled by the ".*" default value for
3764 ;; gnus-group-name-charset-group-alist. -- Pa 2001-10-07.
3765 (when (and group-field-charset
3766 (listp message-syntax-checks))
3767 (setq message-syntax-checks
3768 (cons '(valid-newsgroups . disabled)
3769 message-syntax-checks)))
3770 (message-cleanup-headers)
3771 (if (not (let ((message-post-method method))
3772 (message-check-news-syntax)))
3777 (buffer-disable-undo)
3779 ;; Avoid copying text props (except hard newlines).
3781 (with-current-buffer messbuf
3782 (mml-buffer-substring-no-properties-except-hard-newlines
3783 (point-min) (point-max))))
3784 (message-encode-message-body)
3785 ;; Remove some headers.
3787 (message-narrow-to-headers)
3788 ;; We (re)generate the Lines header.
3789 (when (memq 'Lines message-required-mail-headers)
3790 (message-generate-headers '(Lines)))
3791 ;; Remove some headers.
3792 (message-remove-header message-ignored-news-headers t)
3793 (let ((mail-parse-charset message-default-charset))
3794 (mail-encode-encoded-word-buffer)))
3795 (goto-char (point-max))
3796 ;; require one newline at the end.
3797 (or (= (preceding-char) ?\n)
3799 (let ((case-fold-search t))
3800 ;; Remove the delimiter.
3801 (goto-char (point-min))
3803 (concat "^" (regexp-quote mail-header-separator) "\n"))
3804 (replace-match "\n")
3806 (run-hooks 'message-send-news-hook)
3807 (gnus-open-server method)
3808 (message "Sending news via %s..." (gnus-server-string method))
3809 (setq result (let ((mail-header-separator ""))
3810 (gnus-request-post method))))
3811 (kill-buffer tembuf))
3812 (set-buffer messbuf)
3814 (push 'news message-sent-message-via)
3815 (message "Couldn't send message via news: %s"
3816 (nnheader-get-report (car method)))
3820 ;;; Header generation & syntax checking.
3823 (defun message-check-element (type)
3824 "Return non-nil if this TYPE is not to be checked."
3825 (if (eq message-syntax-checks 'dont-check-for-anything-just-trust-me)
3827 (let ((able (assq type message-syntax-checks)))
3829 (eq (cdr able) 'disabled)))))
3831 (defun message-check-news-syntax ()
3832 "Check the syntax of the message."
3836 ;; We narrow to the headers and check them first.
3839 (message-narrow-to-headers)
3840 (message-check-news-header-syntax))))))
3842 (defun message-check-news-header-syntax ()
3844 ;; Check Newsgroups header.
3845 (message-check 'newsgroups
3846 (let ((group (message-fetch-field "newsgroups")))
3849 (not (string-match "\\`[ \t]*\\'" group)))
3852 "The newsgroups field is empty or missing. Posting is denied.")))))
3853 ;; Check the Subject header.
3854 (message-check 'subject
3855 (let* ((case-fold-search t)
3856 (subject (message-fetch-field "subject")))
3859 (not (string-match "\\`[ \t]*\\'" subject)))
3862 "The subject field is empty or missing. Posting is denied.")))))
3863 ;; Check for commands in Subject.
3864 (message-check 'subject-cmsg
3865 (if (string-match "^cmsg " (message-fetch-field "subject"))
3867 "The control code \"cmsg\" is in the subject. Really post? ")
3869 ;; Check long header lines.
3870 (message-check 'long-header-lines
3871 (let ((start (point))
3875 (while (and (not found)
3876 (re-search-forward "^\\([^ \t:]+\\): " nil t))
3877 (if (> (- (point) (match-beginning 0)) 998)
3879 length (- (point) (match-beginning 0)))
3880 (setq header (match-string-no-properties 1)))
3881 (setq start (match-beginning 0))
3884 (y-or-n-p (format "Your %s header is too long (%d). Really post? "
3887 ;; Check for multiple identical headers.
3888 (message-check 'multiple-headers
3890 (while (and (not found)
3891 (re-search-forward "^[^ \t:]+: " nil t))
3893 (or (re-search-forward
3898 (match-beginning 0) (- (match-end 0) 2))))
3903 (y-or-n-p (format "Multiple %s headers. Really post? " found))
3905 ;; Check for Version and Sendsys.
3906 (message-check 'sendsys
3907 (if (re-search-forward "^Sendsys:\\|^Version:" nil t)
3909 (format "The article contains a %s command. Really post? "
3910 (buffer-substring (match-beginning 0)
3911 (1- (match-end 0)))))
3913 ;; See whether we can shorten Followup-To.
3914 (message-check 'shorten-followup-to
3915 (let ((newsgroups (message-fetch-field "newsgroups"))
3916 (followup-to (message-fetch-field "followup-to"))
3918 (when (and newsgroups
3919 (string-match "," newsgroups)
3924 (setq to (completing-read
3925 "Followups to (default: no Followup-To header) "
3926 (mapcar (lambda (g) (list g))
3928 (message-tokenize-header
3930 (goto-char (point-min))
3931 (insert "Followup-To: " to "\n"))
3933 ;; Check "Shoot me".
3934 (message-check 'shoot
3935 (if (re-search-forward
3936 "Message-ID.*.i-did-not-set--mail-host-address--so-tickle-me" nil t)
3937 (y-or-n-p "You appear to have a misconfigured system. Really post? ")
3939 ;; Check for Approved.
3940 (message-check 'approved
3941 (if (re-search-forward "^Approved:" nil t)
3942 (y-or-n-p "The article contains an Approved header. Really post? ")
3944 ;; Check the Message-ID header.
3945 (message-check 'message-id
3946 (let* ((case-fold-search t)
3947 (message-id (message-fetch-field "message-id" t)))
3948 (or (not message-id)
3949 ;; Is there an @ in the ID?
3950 (and (string-match "@" message-id)
3951 ;; Is there a dot in the ID?
3952 (string-match "@[^.]*\\." message-id)
3953 ;; Does the ID end with a dot?
3954 (not (string-match "\\.>" message-id)))
3956 (format "The Message-ID looks strange: \"%s\". Really post? "
3958 ;; Check the Newsgroups & Followup-To headers.
3959 (message-check 'existing-newsgroups
3960 (let* ((case-fold-search t)
3961 (newsgroups (message-fetch-field "newsgroups"))
3962 (followup-to (message-fetch-field "followup-to"))
3963 (groups (message-tokenize-header
3965 (concat newsgroups "," followup-to)
3967 (post-method (if (message-functionp message-post-method)
3968 (funcall message-post-method)
3969 message-post-method))
3970 ;; KLUDGE to handle nnvirtual groups. Doing this right
3971 ;; would probably involve a new nnoo function.
3972 ;; -- Per Abrahamsen <abraham@dina.kvl.dk>, 2001-10-17.
3973 (method (if (and (consp post-method)
3974 (eq (car post-method) 'nnvirtual)
3975 gnus-message-group-art)
3976 (let ((group (car (nnvirtual-find-group-art
3977 (car gnus-message-group-art)
3978 (cdr gnus-message-group-art)))))
3979 (gnus-find-method-for-group group))
3983 (gnus-group-name-decode
3984 (gnus-group-real-name n)
3985 (gnus-group-name-charset method n)))
3986 (gnus-groups-from-server method)))
3989 (when (and (not (equal (car groups) "poster"))
3990 (not (member (car groups) known-groups))
3991 (not (member (car groups) errors)))
3992 (push (car groups) errors))
3995 ;; Gnus is not running.
3996 ((or (not (and (boundp 'gnus-active-hashtb)
3997 gnus-active-hashtb))
3998 (not (boundp 'gnus-read-active-file)))
4000 ;; We don't have all the group names.
4001 ((and (or (not gnus-read-active-file)
4002 (eq gnus-read-active-file 'some))
4006 "Really post to %s possibly unknown group%s: %s? "
4007 (if (= (length errors) 1) "this" "these")
4008 (if (= (length errors) 1) "" "s")
4009 (mapconcat 'identity errors ", "))))
4010 ;; There were no errors.
4013 ;; There are unknown groups.
4017 "Really post to %s unknown group%s: %s? "
4018 (if (= (length errors) 1) "this" "these")
4019 (if (= (length errors) 1) "" "s")
4020 (mapconcat 'identity errors ", ")))))))
4021 ;; Check continuation headers.
4022 (message-check 'continuation-headers
4023 (goto-char (point-min))
4024 (let ((do-posting t))
4025 (while (re-search-forward "^[^ \t\n][^:\n]*$" nil t)
4026 (if (y-or-n-p "Fix continuation lines? ")
4028 (goto-char (match-beginning 0))
4030 (unless (y-or-n-p "Send anyway? ")
4031 (setq do-posting nil))))
4033 ;; Check the Newsgroups & Followup-To headers for syntax errors.
4034 (message-check 'valid-newsgroups
4035 (let ((case-fold-search t)
4036 (headers '("Newsgroups" "Followup-To"))
4038 (while (and headers (not error))
4039 (when (setq header (mail-fetch-field (car headers)))
4043 "\\`\\([-+_&.a-zA-Z0-9]+\\)?\\(,[-+_&.a-zA-Z0-9]+\\)*\\'"
4048 (not (string-match "\\.\\'\\|\\.\\." g)))
4049 (message-tokenize-header header ","))))
4056 (format "The %s header looks odd: \"%s\". Really post? "
4057 (car headers) header)))))
4058 (message-check 'repeated-newsgroups
4059 (let ((case-fold-search t)
4060 (headers '("Newsgroups" "Followup-To"))
4061 header error groups group)
4064 (when (setq header (mail-fetch-field (pop headers)))
4065 (setq groups (message-tokenize-header header ","))
4066 (while (setq group (pop groups))
4067 (when (member group groups)
4073 (format "Group %s is repeated in headers. Really post? " error)))))
4074 ;; Check the From header.
4075 (message-check 'from
4076 (let* ((case-fold-search t)
4077 (from (message-fetch-field "from"))
4081 (message "There is no From line. Posting is denied.")
4083 ((or (not (string-match
4085 (setq ad (nth 1 (mail-extract-address-components
4086 from))))) ;larsi@ifi
4087 (string-match "\\.\\." ad) ;larsi@ifi..uio
4088 (string-match "@\\." ad) ;larsi@.ifi.uio
4089 (string-match "\\.$" ad) ;larsi@ifi.uio.
4090 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4091 (string-match "(.*).*(.*)" from)) ;(lars) (lars)
4093 "Denied posting -- the From looks strange: \"%s\"." from)
4095 ((let ((addresses (rfc822-addresses from)))
4096 (while (and addresses
4097 (not (eq (string-to-char (car addresses)) ?\()))
4098 (setq addresses (cdr addresses)))
4101 "Denied posting -- bad From address: \"%s\"." from)
4104 ;; Check the Reply-To header.
4105 (message-check 'reply-to
4106 (let* ((case-fold-search t)
4107 (reply-to (message-fetch-field "reply-to"))
4112 ((string-match "," reply-to)
4114 (format "Multiple Reply-To addresses: \"%s\". Really post? "
4116 ((or (not (string-match
4118 (setq ad (nth 1 (mail-extract-address-components
4119 reply-to))))) ;larsi@ifi
4120 (string-match "\\.\\." ad) ;larsi@ifi..uio
4121 (string-match "@\\." ad) ;larsi@.ifi.uio
4122 (string-match "\\.$" ad) ;larsi@ifi.uio.
4123 (not (string-match "^[^@]+@[^@]+$" ad)) ;larsi.ifi.uio
4124 (string-match "(.*).*(.*)" reply-to)) ;(lars) (lars)
4127 "The Reply-To looks strange: \"%s\". Really post? "
4131 (defun message-check-news-body-syntax ()
4133 ;; Check for long lines.
4134 (message-check 'long-lines
4135 (goto-char (point-min))
4137 (concat "^" (regexp-quote mail-header-separator) "$"))
4141 "<#\\(/\\)?\\(multipart\\|part\\|external\\|mml\\)")
4144 (< (- (point) p) 80)))
4145 (zerop (forward-line 1))))
4149 "You have lines longer than 79 characters. Really post? ")))
4150 ;; Check whether the article is empty.
4151 (message-check 'empty
4152 (goto-char (point-min))
4154 (concat "^" (regexp-quote mail-header-separator) "$"))
4157 (goto-char (point-max))
4158 (re-search-backward message-signature-separator nil t)
4160 (or (re-search-backward "[^ \n\t]" b t)
4161 (if (message-gnksa-enable-p 'empty-article)
4162 (y-or-n-p "Empty article. Really post? ")
4163 (message "Denied posting -- Empty article.")
4165 ;; Check for control characters.
4166 (message-check 'control-chars
4167 (if (re-search-forward "[\000-\007\013\015-\032\034-\037\200-\237]" nil t)
4169 "The article contains control characters. Really post? ")
4171 ;; Check excessive size.
4172 (message-check 'size
4173 (if (> (buffer-size) 60000)
4175 (format "The article is %d octets long. Really post? "
4178 ;; Check whether any new text has been added.
4179 (message-check 'new-text
4181 (not message-checksum)
4182 (not (eq (message-checksum) message-checksum))
4183 (if (message-gnksa-enable-p 'quoted-text-only)
4185 "It looks like no new text has been added. Really post? ")
4186 (message "Denied posting -- no new text has been added.")
4188 ;; Check the length of the signature.
4189 (message-check 'signature
4190 (goto-char (point-max))
4191 (if (> (count-lines (point) (point-max)) 5)
4194 "Your .sig is %d lines; it should be max 4. Really post? "
4195 (1- (count-lines (point) (point-max)))))
4197 ;; Ensure that text follows last quoted portion.
4198 (message-check 'quoting-style
4199 (goto-char (point-max))
4200 (let ((no-problem t))
4201 (when (search-backward-regexp "^>[^\n]*\n" nil t)
4202 (setq no-problem (search-forward-regexp "^[ \t]*[^>\n]" nil t)))
4205 (if (message-gnksa-enable-p 'quoted-text-only)
4206 (y-or-n-p "Your text should follow quoted text. Really post? ")
4208 (goto-char (point-min))
4210 (concat "^" (regexp-quote mail-header-separator) "$"))
4211 (if (search-forward-regexp "^[ \t]*[^>\n]" nil t)
4212 (y-or-n-p "Your text should follow quoted text. Really post? ")
4213 (message "Denied posting -- only quoted text.")
4216 (defun message-checksum ()
4217 "Return a \"checksum\" for the current buffer."
4220 (goto-char (point-min))
4222 (concat "^" (regexp-quote mail-header-separator) "$"))
4224 (when (not (looking-at "[ \t\n]"))
4225 (setq sum (logxor (ash sum 1) (if (natnump sum) 0 1)
4230 (defun message-do-fcc ()
4231 "Process Fcc headers in the current buffer."
4232 (let ((case-fold-search t)
4233 (buf (current-buffer))
4235 (mml-externalize-attachments message-fcc-externalize-attachments))
4238 (message-narrow-to-headers)
4239 (setq file (message-fetch-field "fcc" t)))
4241 (set-buffer (get-buffer-create " *message temp*"))
4243 (insert-buffer-substring buf)
4244 (message-encode-message-body)
4246 (message-narrow-to-headers)
4247 (while (setq file (message-fetch-field "fcc" t))
4249 (message-remove-header "fcc" nil t))
4250 (let ((mail-parse-charset message-default-charset)
4251 (rfc2047-header-encoding-alist
4252 (cons '("Newsgroups" . default)
4253 rfc2047-header-encoding-alist)))
4254 (mail-encode-encoded-word-buffer)))
4255 (goto-char (point-min))
4256 (when (re-search-forward
4257 (concat "^" (regexp-quote mail-header-separator) "$")
4259 (replace-match "" t t ))
4260 ;; Process FCC operations.
4262 (setq file (pop list))
4263 (if (string-match "^[ \t]*|[ \t]*\\(.*\\)[ \t]*$" file)
4264 ;; Pipe the article to the program in question.
4265 (call-process-region (point-min) (point-max) shell-file-name
4266 nil nil nil shell-command-switch
4267 (match-string 1 file))
4268 ;; Save the article.
4269 (setq file (expand-file-name file))
4270 (unless (file-exists-p (file-name-directory file))
4271 (make-directory (file-name-directory file) t))
4272 (if (and message-fcc-handler-function
4273 (not (eq message-fcc-handler-function 'rmail-output)))
4274 (funcall message-fcc-handler-function file)
4275 (if (and (file-readable-p file) (mail-file-babyl-p file))
4276 (rmail-output file 1 nil t)
4277 (let ((mail-use-rfc822 t))
4278 (rmail-output file 1 t t))))))
4279 (kill-buffer (current-buffer))))))
4281 (defun message-output (filename)
4282 "Append this article to Unix/babyl mail file FILENAME."
4283 (if (and (file-readable-p filename)
4284 (mail-file-babyl-p filename))
4285 (gnus-output-to-rmail filename t)
4286 (gnus-output-to-mail filename t)))
4288 (defun message-cleanup-headers ()
4289 "Do various automatic cleanups of the headers."
4290 ;; Remove empty lines in the header.
4292 (message-narrow-to-headers)
4293 ;; Remove blank lines.
4294 (while (re-search-forward "^[ \t]*\n" nil t)
4295 (replace-match "" t t))
4297 ;; Correct Newsgroups and Followup-To headers: Change sequence of
4298 ;; spaces to comma and eliminate spaces around commas. Eliminate
4299 ;; embedded line breaks.
4300 (goto-char (point-min))
4301 (while (re-search-forward "^\\(Newsgroups\\|Followup-To\\): +" nil t)
4305 (if (re-search-forward "^[^ \t]" nil t)
4309 (goto-char (point-min))
4310 (while (re-search-forward "\n[ \t]+" nil t)
4311 (replace-match " " t t)) ;No line breaks (too confusing)
4312 (goto-char (point-min))
4313 (while (re-search-forward "[ \t\n]*,[ \t\n]*\\|[ \t]+" nil t)
4314 (replace-match "," t t))
4315 (goto-char (point-min))
4316 ;; Remove trailing commas.
4317 (when (re-search-forward ",+$" nil t)
4318 (replace-match "" t t))))))
4320 (defun message-make-date (&optional now)
4321 "Make a valid data header.
4322 If NOW, use that time instead."
4323 (let* ((now (or now (current-time)))
4324 (zone (nth 8 (decode-time now)))
4328 (setq zone (- zone)))
4330 ;; The day name of the %a spec is locale-specific. Pfff.
4331 (format "%s, " (capitalize (car (rassoc (nth 6 (decode-time now))
4332 parse-time-weekdays))))
4333 (format-time-string "%d" now)
4334 ;; The month name of the %b spec is locale-specific. Pfff.
4336 (capitalize (car (rassoc (nth 4 (decode-time now))
4337 parse-time-months))))
4338 (format-time-string "%Y %H:%M:%S " now)
4339 ;; We do all of this because XEmacs doesn't have the %z spec.
4340 (format "%s%02d%02d" sign (/ zone 3600) (/ (% zone 3600) 60)))))
4342 (defun message-make-message-id ()
4343 "Make a unique Message-ID."
4344 (concat "<" (message-unique-id)
4345 (let ((psubject (save-excursion (message-fetch-field "subject")))
4347 (save-excursion (message-fetch-field "supersedes"))))
4349 (and message-reply-headers
4350 (mail-header-references message-reply-headers)
4351 (mail-header-subject message-reply-headers)
4354 (message-strip-subject-re
4355 (mail-header-subject message-reply-headers))
4356 (message-strip-subject-re psubject))))
4358 (string-match "_-_@" psupersedes)))
4360 "@" (message-make-fqdn) ">"))
4362 (defvar message-unique-id-char nil)
4364 ;; If you ever change this function, make sure the new version
4365 ;; cannot generate IDs that the old version could.
4366 ;; You might for example insert a "." somewhere (not next to another dot
4367 ;; or string boundary), or modify the "fsf" string.
4368 (defun message-unique-id ()
4369 ;; Don't use microseconds from (current-time), they may be unsupported.
4370 ;; Instead we use this randomly inited counter.
4371 (setq message-unique-id-char
4372 (% (1+ (or message-unique-id-char (logand (random t) (1- (lsh 1 20)))))
4373 ;; (current-time) returns 16-bit ints,
4374 ;; and 2^16*25 just fits into 4 digits i base 36.
4376 (let ((tm (current-time)))
4378 (if (memq system-type '(ms-dos emx vax-vms))
4379 (let ((user (downcase (user-login-name))))
4380 (while (string-match "[^a-z0-9_]" user)
4381 (aset user (match-beginning 0) ?_))
4383 (message-number-base36 (user-uid) -1))
4384 (message-number-base36 (+ (car tm)
4385 (lsh (% message-unique-id-char 25) 16)) 4)
4386 (message-number-base36 (+ (nth 1 tm)
4387 (lsh (/ message-unique-id-char 25) 16)) 4)
4388 ;; Append a given name, because while the generated ID is unique
4389 ;; to this newsreader, other newsreaders might otherwise generate
4390 ;; the same ID via another algorithm.
4393 (defun message-number-base36 (num len)
4398 (concat (message-number-base36 (/ num 36) (1- len))
4399 (char-to-string (aref "zyxwvutsrqponmlkjihgfedcba9876543210"
4402 (defun message-make-organization ()
4403 "Make an Organization header."
4404 (let* ((organization
4405 (when message-user-organization
4406 (if (message-functionp message-user-organization)
4407 (funcall message-user-organization)
4408 message-user-organization))))
4410 (message-set-work-buffer)
4411 (cond ((stringp organization)
4412 (insert organization))
4413 ((and (eq t organization)
4414 message-user-organization-file
4415 (file-exists-p message-user-organization-file))
4416 (insert-file-contents message-user-organization-file)))
4417 (goto-char (point-min))
4418 (while (re-search-forward "[\t\n]+" nil t)
4419 (replace-match "" t t))
4420 (unless (zerop (buffer-size))
4423 (defun message-make-lines ()
4424 "Count the number of lines and return numeric string."
4429 (int-to-string (count-lines (point) (point-max))))))
4431 (defun message-make-references ()
4432 "Return the References header for this message."
4433 (when message-reply-headers
4434 (let ((message-id (mail-header-message-id message-reply-headers))
4435 (references (mail-header-references message-reply-headers))
4437 (if (or references message-id)
4438 (concat (or references "") (and references " ")
4442 (defun message-make-in-reply-to ()
4443 "Return the In-Reply-To header for this message."
4444 (when message-reply-headers
4445 (let ((from (mail-header-from message-reply-headers))
4446 (date (mail-header-date message-reply-headers))
4447 (msg-id (mail-header-message-id message-reply-headers)))
4449 (let ((name (mail-extract-address-components from)))
4450 (concat msg-id (if msg-id " (")
4454 (if (or (not date) (string= date ""))
4455 "(unknown date)" date)
4456 "\"" (if msg-id ")")))))))
4458 (defun message-make-distribution ()
4459 "Make a Distribution header."
4460 (let ((orig-distribution (message-fetch-reply-field "distribution")))
4461 (cond ((message-functionp message-distribution-function)
4462 (funcall message-distribution-function))
4463 (t orig-distribution))))
4465 (defun message-make-expires ()
4466 "Return an Expires header based on `message-expires'."
4467 (let ((current (current-time))
4468 (future (* 1.0 message-expires 60 60 24)))
4469 ;; Add the future to current.
4470 (setcar current (+ (car current) (round (/ future (expt 2 16)))))
4471 (setcar (cdr current) (+ (nth 1 current) (% (round future) (expt 2 16))))
4472 (message-make-date current)))
4474 (defun message-make-path ()
4476 (let ((login-name (user-login-name)))
4477 (cond ((null message-user-path)
4478 (concat (system-name) "!" login-name))
4479 ((stringp message-user-path)
4480 ;; Support GENERICPATH. Suggested by vixie@decwrl.dec.com.
4481 (concat message-user-path "!" login-name))
4484 (defun message-make-from ()
4485 "Make a From header."
4486 (let* ((style message-from-style)
4487 (login (message-make-address))
4489 (or (and (boundp 'user-full-name)
4492 (when (string= fullname "&")
4493 (setq fullname (user-login-name)))
4495 (message-set-work-buffer)
4498 (equal fullname ""))
4500 ((or (eq style 'angles)
4501 (and (not (eq style 'parens))
4502 ;; Use angles if no quoting is needed, or if parens would
4503 ;; need quoting too.
4504 (or (not (string-match "[^- !#-'*+/-9=?A-Z^-~]" fullname))
4505 (let ((tmp (concat fullname nil)))
4506 (while (string-match "([^()]*)" tmp)
4507 (aset tmp (match-beginning 0) ?-)
4508 (aset tmp (1- (match-end 0)) ?-))
4509 (string-match "[\\()]" tmp)))))
4511 (insert " <" login ">"))
4512 (t ; 'parens or default
4514 (let ((fullname-start (point)))
4516 (goto-char fullname-start)
4517 ;; RFC 822 says \ and nonmatching parentheses
4518 ;; must be escaped in comments.
4519 ;; Escape every instance of ()\ ...
4520 (while (re-search-forward "[()\\]" nil 1)
4521 (replace-match "\\\\\\&" t))
4522 ;; ... then undo escaping of matching parentheses,
4523 ;; including matching nested parentheses.
4524 (goto-char fullname-start)
4525 (while (re-search-forward
4526 "\\(\\=\\|[^\\]\\(\\\\\\\\\\)*\\)\\\\(\\(\\([^\\]\\|\\\\\\\\\\)*\\)\\\\)"
4528 (replace-match "\\1(\\3)" t)
4529 (goto-char fullname-start)))
4533 (defun message-make-sender ()
4534 "Return the \"real\" user address.
4535 This function tries to ignore all user modifications, and
4536 give as trustworthy answer as possible."
4537 (concat (user-login-name) "@" (system-name)))
4539 (defun message-make-address ()
4540 "Make the address of the user."
4541 (or (message-user-mail-address)
4542 (concat (user-login-name) "@" (message-make-domain))))
4544 (defun message-user-mail-address ()
4545 "Return the pertinent part of `user-mail-address'."
4546 (when (and user-mail-address
4547 (string-match "@.*\\." user-mail-address))
4548 (if (string-match " " user-mail-address)
4549 (nth 1 (mail-extract-address-components user-mail-address))
4550 user-mail-address)))
4552 (defun message-sendmail-envelope-from ()
4553 "Return the envelope from."
4554 (cond ((eq message-sendmail-envelope-from 'header)
4555 (nth 1 (mail-extract-address-components
4556 (message-fetch-field "from"))))
4557 ((stringp message-sendmail-envelope-from)
4558 message-sendmail-envelope-from)
4560 (message-make-address))))
4562 (defun message-make-fqdn ()
4563 "Return user's fully qualified domain name."
4564 (let* ((system-name (system-name))
4565 (user-mail (message-user-mail-address))
4568 (string-match "@\\(.*\\)\\'" user-mail))
4569 (match-string 1 user-mail))))
4571 ((and message-user-fqdn
4572 (stringp message-user-fqdn)
4573 (string-match message-valid-fqdn-regexp message-user-fqdn)
4574 (not (string-match message-bogus-system-names message-user-fqdn)))
4576 ;; `message-user-fqdn' seems to be valid
4577 ((and (string-match message-valid-fqdn-regexp system-name)
4578 (not (string-match message-bogus-system-names system-name)))
4579 ;; `system-name' returned the right result.
4581 ;; Try `mail-host-address'.
4582 ((and (boundp 'mail-host-address)
4583 (stringp mail-host-address)
4584 (string-match message-valid-fqdn-regexp mail-host-address)
4585 (not (string-match message-bogus-system-names mail-host-address)))
4587 ;; We try `user-mail-address' as a backup.
4589 (stringp user-domain)
4590 (string-match message-valid-fqdn-regexp user-domain)
4591 (not (string-match message-bogus-system-names user-domain)))
4593 ;; Default to this bogus thing.
4595 (concat system-name ".i-did-not-set--mail-host-address--so-tickle-me")))))
4597 (defun message-make-host-name ()
4598 "Return the name of the host."
4599 (let ((fqdn (message-make-fqdn)))
4600 (string-match "^[^.]+\\." fqdn)
4601 (substring fqdn 0 (1- (match-end 0)))))
4603 (defun message-make-domain ()
4604 "Return the domain name."
4605 (or mail-host-address
4606 (message-make-fqdn)))
4608 (defun message-to-list-only ()
4609 "Send a message to the list only.
4610 Remove all addresses but the list address from To and Cc headers."
4612 (let ((listaddr (message-make-mail-followup-to t)))
4615 (message-remove-header "to")
4616 (message-remove-header "cc")
4617 (message-position-on-field "To" "X-Draft-From")
4618 (insert listaddr)))))
4620 (defun message-make-mail-followup-to (&optional only-show-subscribed)
4621 "Return the Mail-Followup-To header.
4622 If passed the optional argument ONLY-SHOW-SUBSCRIBED only return the
4623 subscribed address (and not the additional To and Cc header contents)."
4624 (let* ((case-fold-search t)
4625 (to (message-fetch-field "To"))
4626 (cc (message-fetch-field "cc"))
4627 (msg-recipients (concat to (and to cc ", ") cc))
4629 (mapcar 'mail-strip-quoted-names
4630 (message-tokenize-header msg-recipients)))
4632 (if message-subscribed-address-file
4633 (let (begin end item re)
4636 (insert-file-contents message-subscribed-address-file)
4638 (setq begin (point))
4641 (if (bolp) (setq end (1- end)))
4642 (setq item (regexp-quote (buffer-substring begin end)))
4643 (if re (setq re (concat re "\\|" item))
4644 (setq re (concat "\\`\\(" item))))
4645 (and re (list (concat re "\\)\\'"))))))))
4646 (mft-regexps (apply 'append message-subscribed-regexps
4647 (mapcar 'regexp-quote
4648 message-subscribed-addresses)
4651 message-subscribed-address-functions))))
4653 (let ((subscribed-lists nil)
4655 (loop for recipient in recipients
4656 when (loop for regexp in mft-regexps
4657 when (string-match regexp recipient) return t)
4660 (if only-show-subscribed
4662 msg-recipients))))))
4664 (defun message-idna-inside-rhs-p ()
4665 "Return t iff point is inside a RHS (heuristically).
4666 Only works properly if header contains mailbox-list or address-list.
4667 I.e., calling it on a Subject: header is useless."
4669 (narrow-to-region (save-excursion (or (re-search-backward "^[^ \t]" nil t)
4671 (save-excursion (or (re-search-forward "^[^ \t]" nil t)
4673 (if (re-search-backward "[\\\n\r\t ]"
4674 (save-excursion (search-backward "@" nil t)) t)
4675 ;; whitespace between @ and point
4677 (let ((dquote 1) (paren 1))
4678 (while (save-excursion (re-search-backward "[^\\]\"" nil t dquote))
4680 (while (save-excursion (re-search-backward "[^\\]\(" nil t paren))
4682 (and (= (% dquote 2) 1) (= (% paren 2) 1))))))
4684 (autoload 'idna-to-ascii "idna")
4686 (defun message-idna-to-ascii-rhs-1 (header)
4687 "Interactively potentially IDNA encode domain names in HEADER."
4688 (let (rhs ace start startpos endpos ovl)
4689 (goto-char (point-min))
4690 (while (re-search-forward (concat "^" header) nil t)
4691 (while (re-search-forward "@\\([^ \t\r\n>]+\\)"
4693 (re-search-forward "^[^ \t]" nil t))
4696 (setq rhs (match-string-no-properties 1)
4697 startpos (match-beginning 1)
4698 endpos (match-end 1))
4699 (when (save-match-data
4700 (and (message-idna-inside-rhs-p)
4701 (setq ace (idna-to-ascii rhs))
4702 (not (string= rhs ace))
4703 (if (eq message-use-idna 'ask)
4706 (setq ovl (message-make-overlay startpos
4708 (message-overlay-put ovl 'face 'highlight)
4710 (format "Replace with `%s'? " ace)))
4712 (message-delete-overlay ovl))
4714 (replace-match (concat "@" ace)))))))
4716 (defun message-idna-to-ascii-rhs ()
4717 "Possibly IDNA encode non-ASCII domain names in From:, To: and Cc: headers.
4718 See `message-idna-encode'."
4720 (when message-use-idna
4723 (message-narrow-to-head)
4724 (message-idna-to-ascii-rhs-1 "From")
4725 (message-idna-to-ascii-rhs-1 "To")
4726 (message-idna-to-ascii-rhs-1 "Cc")))))
4728 (defun message-generate-headers (headers)
4729 "Prepare article HEADERS.
4730 Headers already prepared in the buffer are not modified."
4731 (setq headers (append headers message-required-headers))
4733 (message-narrow-to-headers)
4734 (let* ((Date (message-make-date))
4735 (Message-ID (message-make-message-id))
4736 (Organization (message-make-organization))
4737 (From (message-make-from))
4738 (Path (message-make-path))
4741 (In-Reply-To (message-make-in-reply-to))
4742 (References (message-make-references))
4744 (Distribution (message-make-distribution))
4745 (Lines (message-make-lines))
4746 (User-Agent message-newsreader)
4747 (Expires (message-make-expires))
4748 (case-fold-search t)
4751 ;; First we remove any old generated headers.
4752 (let ((headers message-deletable-headers))
4753 (unless (buffer-modified-p)
4754 (setq headers (delq 'Message-ID (copy-sequence headers))))
4756 (goto-char (point-min))
4757 (and (re-search-forward
4758 (concat "^" (symbol-name (car headers)) ": *") nil t)
4759 (get-text-property (1+ (match-beginning 0)) 'message-deletable)
4760 (message-delete-line))
4762 ;; Go through all the required headers and see if they are in the
4763 ;; articles already. If they are not, or are empty, they are
4764 ;; inserted automatically - except for Subject, Newsgroups and
4767 (goto-char (point-min))
4768 (setq elem (pop headers))
4770 (if (eq (car elem) 'optional)
4771 (setq header (cdr elem)
4773 (setq header (car elem)))
4775 (when (or (not (re-search-forward
4779 (if (stringp header)
4781 (symbol-name header))))
4785 ;; The header was found. We insert a space after the
4786 ;; colon, if there is none.
4787 (if (/= (char-after) ? ) (insert " ") (forward-char 1))
4788 ;; Find out whether the header is empty.
4789 (looking-at "[ \t]*\n[^ \t]")))
4790 ;; So we find out what value we should insert.
4794 (eq (car elem) 'optional))
4795 ;; This is an optional header. If the cdr of this
4796 ;; is something that is nil, then we do not insert
4798 (setq header (cdr elem))
4799 (or (and (message-functionp (cdr elem))
4800 (funcall (cdr elem)))
4801 (and (boundp (cdr elem))
4802 (symbol-value (cdr elem)))))
4804 ;; The element is a cons. Either the cdr is a
4805 ;; string to be inserted verbatim, or it is a
4806 ;; function, and we insert the value returned from
4808 (or (and (stringp (cdr elem))
4810 (and (message-functionp (cdr elem))
4811 (funcall (cdr elem)))))
4812 ((and (boundp header)
4813 (symbol-value header))
4814 ;; The element is a symbol. We insert the value
4815 ;; of this symbol, if any.
4816 (symbol-value header))
4817 ((not (message-check-element header))
4818 ;; We couldn't generate a value for this header,
4819 ;; so we just ask the user.
4820 (read-from-minibuffer
4821 (format "Empty header for %s; enter value: " header)))))
4822 ;; Finally insert the header.
4824 (not (equal value "")))
4828 ;; This header didn't exist, so we insert it.
4829 (goto-char (point-max))
4831 (cdr (assq header message-header-format-alist))))
4833 (funcall formatter header value)
4834 (insert (if (stringp header)
4835 header (symbol-name header))
4837 ;; We check whether the value was ended by a
4838 ;; newline. If now, we insert one.
4842 ;; The value of this header was empty, so we clear
4843 ;; totally and insert the new value.
4844 (delete-region (point) (gnus-point-at-eol))
4845 ;; If the header is optional, and the header was
4846 ;; empty, we con't insert it anyway.
4849 ;; Add the deletable property to the headers that require it.
4850 (and (memq header message-deletable-headers)
4851 (progn (beginning-of-line) (looking-at "[^:]+: "))
4852 (add-text-properties
4853 (point) (match-end 0)
4854 '(message-deletable t face italic) (current-buffer)))))))
4855 ;; Insert new Sender if the From is strange.
4856 (let ((from (message-fetch-field "from"))
4857 (sender (message-fetch-field "sender"))
4858 (secure-sender (message-make-sender)))
4860 (not (message-check-element 'sender))
4863 (cadr (mail-extract-address-components from)))
4864 (downcase secure-sender)))
4869 (cadr (mail-extract-address-components sender)))
4870 (downcase secure-sender)))))
4871 (goto-char (point-min))
4872 ;; Rename any old Sender headers to Original-Sender.
4873 (when (re-search-forward "^\\(Original-\\)*Sender:" nil t)
4875 (insert "Original-")
4876 (beginning-of-line))
4877 (when (or (message-news-p)
4878 (string-match "@.+\\.." secure-sender))
4879 (insert "Sender: " secure-sender "\n"))))
4881 (message-idna-to-ascii-rhs))))
4883 (defun message-insert-courtesy-copy ()
4884 "Insert a courtesy message in mail copies of combined messages."
4888 (message-narrow-to-headers)
4889 (when (setq newsgroups (message-fetch-field "newsgroups"))
4890 (goto-char (point-max))
4891 (insert "Posted-To: " newsgroups "\n")))
4893 (when message-courtesy-message
4895 ((string-match "%s" message-courtesy-message)
4896 (insert (format message-courtesy-message newsgroups)))
4898 (insert message-courtesy-message)))))))
4901 ;;; Setting up a message buffer
4904 (defun message-fill-address (header value)
4906 (narrow-to-region (point) (point))
4907 (insert (capitalize (symbol-name header))
4909 (if (consp value) (car value) value)
4911 (narrow-to-region (point-min) (1- (point-max)))
4913 (goto-char (point-min))
4915 (skip-chars-forward "^,\"" (point-max))
4916 (if (or (eq (char-after) ?,)
4919 (if (and (> (current-column) 78)
4925 (setq last (1+ (point))))
4926 (setq last (1+ (point)))))
4927 (setq quoted (not quoted)))
4930 (goto-char (point-max))
4934 (defun message-split-line ()
4935 "Split current line, moving portion beyond point vertically down.
4936 If the current line has `message-yank-prefix', insert it on the new line."
4939 (split-line message-yank-prefix) ;; Emacs 21.3.50+ supports arg.
4944 (defun message-fill-header (header value)
4945 (let ((begin (point))
4948 (insert (capitalize (symbol-name header))
4950 (if (consp value) (car value) value)
4953 (narrow-to-region begin (point))
4954 (fill-region-as-paragraph begin (point))
4955 ;; Tapdance around looong Message-IDs.
4957 (when (looking-at "[ \t]*$")
4958 (message-delete-line))
4960 (re-search-forward ":" nil t)
4961 (when (looking-at "\n[ \t]+")
4962 (replace-match " " t t))
4963 (goto-char (point-max)))))
4965 (defun message-shorten-1 (list cut surplus)
4966 "Cut SURPLUS elements out of LIST, beginning with CUTth one."
4967 (setcdr (nthcdr (- cut 2) list)
4968 (nthcdr (+ (- cut 2) surplus 1) list)))
4970 (defun message-shorten-references (header references)
4971 "Trim REFERENCES to be 21 Message-ID long or less, and fold them.
4972 If folding is disallowed, also check that the REFERENCES are less
4973 than 988 characters long, and if they are not, trim them until they are."
4980 (goto-char (point-min))
4981 ;; Cons a list of valid references.
4982 (while (re-search-forward "<[^>]+>" nil t)
4983 (push (match-string 0) refs))
4984 (setq refs (nreverse refs)
4985 count (length refs)))
4987 ;; If the list has more than MAXCOUNT elements, trim it by
4988 ;; removing the CUTth element and the required number of
4989 ;; elements that follow.
4990 (when (> count maxcount)
4991 (let ((surplus (- count maxcount)))
4992 (message-shorten-1 refs cut surplus)
4993 (decf count surplus)))
4995 ;; If folding is disallowed, make sure the total length (including
4996 ;; the spaces between) will be less than MAXSIZE characters.
4998 ;; Only disallow folding for News messages. At this point the headers
4999 ;; have not been generated, thus we use message-this-is-news directly.
5000 (when (and message-this-is-news message-cater-to-broken-inn)
5002 (totalsize (+ (apply #'+ (mapcar #'length refs))
5005 (ptr (nthcdr (1- cut) refs)))
5006 ;; Decide how many elements to cut off...
5007 (while (> totalsize maxsize)
5008 (decf totalsize (1+ (length (car ptr))))
5010 (setq ptr (cdr ptr)))
5013 (message-shorten-1 refs cut surplus))))
5015 ;; Finally, collect the references back into a string and insert
5016 ;; it into the buffer.
5017 (let ((refstring (mapconcat #'identity refs " ")))
5018 (if (and message-this-is-news message-cater-to-broken-inn)
5019 (insert (capitalize (symbol-name header)) ": "
5021 (message-fill-header header refstring)))))
5023 (defun message-position-point ()
5024 "Move point to where the user probably wants to find it."
5025 (message-narrow-to-headers)
5027 ((re-search-forward "^[^:]+:[ \t]*$" nil t)
5028 (search-backward ":" )
5031 (if (eq (char-after) ? )
5035 (goto-char (point-max))
5038 (unless (looking-at "$")
5042 (defcustom message-beginning-of-line t
5043 "Whether C-a goes to beginning of header values."
5044 :group 'message-buffers
5047 (defun message-beginning-of-line (&optional n)
5048 "Move point to beginning of header value or to beginning of line."
5050 (let ((zrs 'zmacs-region-stays))
5051 (when (and (interactive-p) (boundp zrs))
5053 (if (and message-beginning-of-line
5054 (message-point-in-header-p))
5055 (let* ((here (point))
5056 (bol (progn (beginning-of-line n) (point)))
5057 (eol (gnus-point-at-eol))
5058 (eoh (re-search-forward ": *" eol t)))
5059 (if (or (not eoh) (equal here eoh))
5062 (beginning-of-line n)))
5064 (defun message-buffer-name (type &optional to group)
5065 "Return a new (unique) buffer name based on TYPE and TO."
5067 ;; Generate a new buffer name The Message Way.
5068 ((eq message-generate-new-buffers 'unique)
5069 (generate-new-buffer-name
5073 (or (car (mail-extract-address-components to))
5076 (if (and group (not (string= group ""))) (concat " on " group) "")
5078 ;; Check whether `message-generate-new-buffers' is a function,
5079 ;; and if so, call it.
5080 ((message-functionp message-generate-new-buffers)
5081 (funcall message-generate-new-buffers type to group))
5082 ((eq message-generate-new-buffers 'unsent)
5083 (generate-new-buffer-name
5084 (concat "*unsent " type
5087 (or (car (mail-extract-address-components to))
5090 (if (and group (not (string= group ""))) (concat " on " group) "")
5092 ;; Use standard name.
5094 (format "*%s message*" type))))
5096 (defun message-pop-to-buffer (name)
5097 "Pop to buffer NAME, and warn if it already exists and is modified."
5098 (let ((buffer (get-buffer name)))
5100 (buffer-name buffer))
5102 (set-buffer (pop-to-buffer buffer))
5103 (when (and (buffer-modified-p)
5105 "Message already being composed; erase? ")))
5106 (error "Message being composed")))
5107 (set-buffer (pop-to-buffer name)))
5111 (defun message-do-send-housekeeping ()
5112 "Kill old message buffers."
5113 ;; We might have sent this buffer already. Delete it from the
5115 (setq message-buffer-list (delq (current-buffer) message-buffer-list))
5116 (while (and message-max-buffers
5118 (>= (length message-buffer-list) message-max-buffers))
5119 ;; Kill the oldest buffer -- unless it has been changed.
5120 (let ((buffer (pop message-buffer-list)))
5121 (when (and (buffer-name buffer)
5122 (not (buffer-modified-p buffer)))
5123 (kill-buffer buffer))))
5124 ;; Rename the buffer.
5125 (if message-send-rename-function
5126 (funcall message-send-rename-function)
5127 ;; Note: mail-abbrevs of XEmacs renames buffer name behind Gnus.
5129 "\\`\\*\\(sent \\|unsent \\)?\\(.+\\)\\*[^\\*]*\\|\\`mail to "
5131 (let ((name (match-string 2 (buffer-name)))
5133 (if (not (or (null name)
5134 (string-equal name "mail")
5135 (string-equal name "posting")))
5136 (setq name (concat "*sent " name "*"))
5137 (message-narrow-to-headers)
5138 (setq to (message-fetch-field "to"))
5139 (setq group (message-fetch-field "newsgroups"))
5143 (to (concat "*sent mail to "
5144 (or (car (mail-extract-address-components to))
5146 ((and group (not (string= group "")))
5147 (concat "*sent posting on " group "*"))
5148 (t "*sent mail*"))))
5149 (unless (string-equal name (buffer-name))
5150 (rename-buffer name t)))))
5151 ;; Push the current buffer onto the list.
5152 (when message-max-buffers
5153 (setq message-buffer-list
5154 (nconc message-buffer-list (list (current-buffer))))))
5156 (defun message-mail-user-agent ()
5158 ((not message-mail-user-agent) nil)
5159 ((eq message-mail-user-agent t) mail-user-agent)
5160 (t message-mail-user-agent))))
5161 (if (memq mua '(message-user-agent gnus-user-agent))
5165 (defun message-setup (headers &optional replybuffer actions switch-function)
5166 (let ((mua (message-mail-user-agent))
5167 subject to field yank-action)
5168 (if (not (and message-this-is-mail mua))
5169 (message-setup-1 headers replybuffer actions)
5171 (setq yank-action (list 'insert-buffer replybuffer)))
5172 (setq headers (copy-sequence headers))
5173 (setq field (assq 'Subject headers))
5175 (setq subject (cdr field))
5176 (setq headers (delq field headers)))
5177 (setq field (assq 'To headers))
5179 (setq to (cdr field))
5180 (setq headers (delq field headers)))
5181 (let ((mail-user-agent mua))
5182 (compose-mail to subject
5183 (mapcar (lambda (item)
5185 (format "%s" (car item))
5188 nil switch-function yank-action actions)))))
5190 (defun message-headers-to-generate (headers included-headers excluded-headers)
5191 "Return a list that includes all headers from HEADERS.
5192 If INCLUDED-HEADERS is a list, just include those headers. If if is
5193 t, include all headers. In any case, headers from EXCLUDED-HEADERS
5197 (dolist (header headers)
5198 (setq header-name (cond
5199 ((and (consp header)
5200 (eq (car header) 'optional))
5201 ;; On the form (optional . Header)
5204 ;; On the form (Header . function)
5209 (when (and (not (memq header-name excluded-headers))
5210 (or (eq included-headers t)
5211 (memq header-name included-headers)))
5212 (push header result)))
5215 (defun message-setup-1 (headers &optional replybuffer actions)
5216 (dolist (action actions)
5218 (add-to-list 'message-send-actions
5219 `(apply ',(car action) ',(cdr action)))))
5220 (setq message-reply-buffer replybuffer)
5221 (goto-char (point-min))
5222 ;; Insert all the headers.
5225 (alist message-header-format-alist))
5227 (unless (assq (caar h) message-header-format-alist)
5228 (push (list (caar h)) alist))
5232 (delete-region (point) (progn (forward-line -1) (point)))
5233 (when message-default-headers
5234 (insert message-default-headers)
5235 (or (bolp) (insert ?\n)))
5239 (insert mail-header-separator "\n")
5243 (when (message-news-p)
5244 (when message-default-news-headers
5245 (insert message-default-news-headers)
5246 (or (bolp) (insert ?\n)))
5247 (when message-generate-headers-first
5248 (message-generate-headers
5249 (message-headers-to-generate
5250 (append message-required-news-headers
5251 message-required-headers)
5252 message-generate-headers-first
5253 '(Lines Subject)))))
5254 (when (message-mail-p)
5255 (when message-default-mail-headers
5256 (insert message-default-mail-headers)
5257 (or (bolp) (insert ?\n)))
5258 (when message-generate-headers-first
5259 (message-generate-headers
5260 (message-headers-to-generate
5261 (append message-required-mail-headers
5262 message-required-headers)
5263 message-generate-headers-first
5264 '(Lines Subject)))))
5265 (run-hooks 'message-signature-setup-hook)
5266 (message-insert-signature)
5268 (message-narrow-to-headers)
5269 (if message-alternative-emails
5270 (message-use-alternative-email-as-from))
5271 (run-hooks 'message-header-setup-hook))
5272 (set-buffer-modified-p nil)
5273 (setq buffer-undo-list nil)
5274 (run-hooks 'message-setup-hook)
5275 (message-position-point)
5278 (defun message-set-auto-save-file-name ()
5279 "Associate the message buffer with a file in the drafts directory."
5280 (when message-auto-save-directory
5281 (unless (file-directory-p
5282 (directory-file-name message-auto-save-directory))
5283 (make-directory message-auto-save-directory t))
5285 (setq message-draft-article
5286 (nndraft-request-associate-buffer "drafts"))
5287 (setq buffer-file-name (expand-file-name
5288 (if (memq system-type
5289 '(ms-dos ms-windows windows-nt
5290 cygwin cygwin32 win32 w32
5294 message-auto-save-directory))
5295 (setq buffer-auto-save-file-name (make-auto-save-file-name)))
5296 (clear-visited-file-modtime)
5297 (setq buffer-file-coding-system message-draft-coding-system)))
5299 (defun message-disassociate-draft ()
5300 "Disassociate the message buffer from the drafts directory."
5301 (when message-draft-article
5302 (nndraft-request-expire-articles
5303 (list message-draft-article) "drafts" nil t)))
5305 (defun message-insert-headers ()
5306 "Generate the headers for the article."
5310 (message-narrow-to-headers)
5311 (when (message-news-p)
5312 (message-generate-headers
5315 (copy-sequence message-required-news-headers)))))
5316 (when (message-mail-p)
5317 (message-generate-headers
5320 (copy-sequence message-required-mail-headers))))))))
5325 ;;; Commands for interfacing with message
5329 (defun message-mail (&optional to subject
5330 other-headers continue switch-function
5331 yank-action send-actions)
5332 "Start editing a mail message to be sent.
5333 OTHER-HEADERS is an alist of header/value pairs."
5335 (let ((message-this-is-mail t) replybuffer)
5336 (unless (message-mail-user-agent)
5337 (message-pop-to-buffer (message-buffer-name "mail" to)))
5338 ;; FIXME: message-mail should do something if YANK-ACTION is not
5340 (and (consp yank-action) (eq (car yank-action) 'insert-buffer)
5341 (setq replybuffer (nth 1 yank-action)))
5344 `((To . ,(or to "")) (Subject . ,(or subject "")))
5345 (when other-headers other-headers))
5346 replybuffer send-actions)
5347 ;; FIXME: Should return nil if failure.
5351 (defun message-news (&optional newsgroups subject)
5352 "Start editing a news article to be sent."
5354 (let ((message-this-is-news t))
5355 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups))
5356 (message-setup `((Newsgroups . ,(or newsgroups ""))
5357 (Subject . ,(or subject ""))))))
5359 (defun message-get-reply-headers (wide &optional to-address address-headers)
5360 (let (follow-to mct never-mct to cc author mft recipients)
5361 ;; Find all relevant headers we need.
5362 (setq to (message-fetch-field "to")
5363 cc (message-fetch-field "cc")
5364 mct (message-fetch-field "mail-copies-to")
5365 author (or (message-fetch-field "mail-reply-to")
5366 (message-fetch-field "reply-to")
5367 (message-fetch-field "from")
5369 mft (and message-use-mail-followup-to
5370 (message-fetch-field "mail-followup-to")))
5372 ;; Handle special values of Mail-Copies-To.
5374 (cond ((or (equal (downcase mct) "never")
5375 (equal (downcase mct) "nobody"))
5378 ((or (equal (downcase mct) "always")
5379 (equal (downcase mct) "poster"))
5380 (setq mct author))))
5383 ;; Build (textual) list of new recipient addresses.
5386 (setq recipients (concat ", " author)))
5388 (dolist (header address-headers)
5389 (let ((value (message-fetch-field header)))
5391 (setq recipients (concat recipients ", " value))))))
5393 (string-match "[^ \t,]" mft)
5394 (or (not (eq message-use-mail-followup-to 'ask))
5395 (message-y-or-n-p "Obey Mail-Followup-To? " t "\
5396 You should normally obey the Mail-Followup-To: header. In this
5397 article, it has the value of
5401 which directs your response to " (if (string-match "," mft)
5402 "the specified addresses"
5403 "that address only") ".
5405 Most commonly, Mail-Followup-To is used by a mailing list poster to
5406 express that responses should be sent to just the list, and not the
5409 If a message is posted to several mailing lists, Mail-Followup-To may
5410 also be used to direct the following discussion to one list only,
5411 because discussions that are spread over several lists tend to be
5412 fragmented and very difficult to follow.
5414 Also, some source/announcement lists are not intended for discussion;
5415 responses here are directed to other addresses.")))
5416 (setq recipients (concat ", " mft)))
5418 (setq recipients (concat ", " to-address))
5419 ;; If the author explicitly asked for a copy, we don't deny it to them.
5420 (if mct (setq recipients (concat recipients ", " mct))))
5422 (setq recipients (if never-mct "" (concat ", " author)))
5423 (if to (setq recipients (concat recipients ", " to)))
5424 (if cc (setq recipients (concat recipients ", " cc)))
5425 (if mct (setq recipients (concat recipients ", " mct)))))
5426 (if (>= (length recipients) 2)
5427 ;; Strip the leading ", ".
5428 (setq recipients (substring recipients 2)))
5429 ;; Squeeze whitespace.
5430 (while (string-match "[ \t][ \t]+" recipients)
5431 (setq recipients (replace-match " " t t recipients)))
5432 ;; Remove addresses that match `rmail-dont-reply-to-names'.
5433 (let ((rmail-dont-reply-to-names message-dont-reply-to-names))
5434 (setq recipients (rmail-dont-reply-to recipients)))
5435 ;; Perhaps "Mail-Copies-To: never" removed the only address?
5436 (if (string-equal recipients "")
5437 (setq recipients author))
5438 ;; Convert string to a list of (("foo@bar" . "Name <Foo@BAR>") ...).
5442 (cons (downcase (mail-strip-quoted-names addr)) addr))
5443 (message-tokenize-header recipients)))
5444 ;; Remove first duplicates. (Why not all duplicates? Is this a bug?)
5445 (let ((s recipients))
5447 (setq recipients (delq (assoc (car (pop s)) s) recipients))))
5449 ;; Remove hierarchical lists that are contained within each other,
5450 ;; if message-hierarchical-addresses is defined.
5451 (when message-hierarchical-addresses
5452 (let ((plain-addrs (mapcar 'car recipients))
5455 (setq subaddrs (assoc (car plain-addrs)
5456 message-hierarchical-addresses)
5457 plain-addrs (cdr plain-addrs))
5459 (setq subaddrs (cdr subaddrs))
5461 (setq recip (assoc (car subaddrs) recipients)
5462 subaddrs (cdr subaddrs))
5464 (setq recipients (delq recip recipients))))))))
5466 ;; Build the header alist. Allow the user to be asked whether
5467 ;; or not to reply to all recipients in a wide reply.
5468 (setq follow-to (list (cons 'To (cdr (pop recipients)))))
5469 (when (and recipients
5470 (or (not message-wide-reply-confirm-recipients)
5471 (y-or-n-p "Reply to all recipients? ")))
5472 (setq recipients (mapconcat
5473 (lambda (addr) (cdr addr)) recipients ", "))
5474 (if (string-match "^ +" recipients)
5475 (setq recipients (substring recipients (match-end 0))))
5476 (push (cons 'Cc recipients) follow-to)))
5480 (defun message-reply (&optional to-address wide)
5481 "Start editing a reply to the article in the current buffer."
5483 (require 'gnus-sum) ; for gnus-list-identifiers
5484 (let ((cur (current-buffer))
5485 from subject date reply-to to cc
5486 references message-id follow-to
5487 (inhibit-point-motion-hooks t)
5488 (message-this-is-mail t)
5491 (message-narrow-to-head-1)
5492 ;; Allow customizations to have their say.
5494 ;; This is a regular reply.
5495 (when (message-functionp message-reply-to-function)
5497 (setq follow-to (funcall message-reply-to-function))))
5498 ;; This is a followup.
5499 (when (message-functionp message-wide-reply-to-function)
5502 (funcall message-wide-reply-to-function)))))
5503 (setq message-id (message-fetch-field "message-id" t)
5504 references (message-fetch-field "references")
5505 date (message-fetch-field "date")
5506 from (message-fetch-field "from")
5507 subject (or (message-fetch-field "subject") "none"))
5508 (when gnus-list-identifiers
5509 (setq subject (message-strip-list-identifiers subject)))
5510 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5511 (when message-subject-trailing-was-query
5512 (setq subject (message-strip-subject-trailing-was subject)))
5514 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5515 (string-match "<[^>]+>" gnus-warning))
5516 (setq message-id (match-string 0 gnus-warning)))
5519 (setq follow-to (message-get-reply-headers wide to-address))))
5521 (unless (message-mail-user-agent)
5522 (message-pop-to-buffer
5523 (message-buffer-name
5524 (if wide "wide reply" "reply") from
5525 (if wide to-address nil))))
5527 (setq message-reply-headers
5528 (vector 0 subject from date message-id references 0 0 ""))
5531 `((Subject . ,subject)
5536 (defun message-wide-reply (&optional to-address)
5537 "Make a \"wide\" reply to the message in the current buffer."
5539 (message-reply to-address t))
5542 (defun message-followup (&optional to-newsgroups)
5543 "Follow up to the message in the current buffer.
5544 If TO-NEWSGROUPS, use that as the new Newsgroups line."
5546 (require 'gnus-sum) ; for gnus-list-identifiers
5547 (let ((cur (current-buffer))
5548 from subject date reply-to mrt mct
5549 references message-id follow-to
5550 (inhibit-point-motion-hooks t)
5551 (message-this-is-news t)
5552 followup-to distribution newsgroups gnus-warning posted-to)
5555 (goto-char (point-min))
5556 (if (search-forward "\n\n" nil t)
5559 (when (message-functionp message-followup-to-function)
5561 (funcall message-followup-to-function)))
5562 (setq from (message-fetch-field "from")
5563 date (message-fetch-field "date")
5564 subject (or (message-fetch-field "subject") "none")
5565 references (message-fetch-field "references")
5566 message-id (message-fetch-field "message-id" t)
5567 followup-to (message-fetch-field "followup-to")
5568 newsgroups (message-fetch-field "newsgroups")
5569 posted-to (message-fetch-field "posted-to")
5570 reply-to (message-fetch-field "reply-to")
5571 mrt (message-fetch-field "mail-reply-to")
5572 distribution (message-fetch-field "distribution")
5573 mct (message-fetch-field "mail-copies-to"))
5574 (when (and (setq gnus-warning (message-fetch-field "gnus-warning"))
5575 (string-match "<[^>]+>" gnus-warning))
5576 (setq message-id (match-string 0 gnus-warning)))
5577 ;; Remove bogus distribution.
5578 (when (and (stringp distribution)
5579 (let ((case-fold-search t))
5580 (string-match "world" distribution)))
5581 (setq distribution nil))
5582 (if gnus-list-identifiers
5583 (setq subject (message-strip-list-identifiers subject)))
5584 (setq subject (concat "Re: " (message-strip-subject-re subject)))
5585 (when message-subject-trailing-was-query
5586 (setq subject (message-strip-subject-trailing-was subject)))
5589 (message-pop-to-buffer (message-buffer-name "followup" from newsgroups))
5591 (setq message-reply-headers
5592 (vector 0 subject from date message-id references 0 0 ""))
5595 `((Subject . ,subject)
5598 (list (cons 'Newsgroups to-newsgroups)))
5599 (follow-to follow-to)
5600 ((and followup-to message-use-followup-to)
5603 ((equal (downcase followup-to) "poster")
5604 (if (or (eq message-use-followup-to 'use)
5605 (message-y-or-n-p "Obey Followup-To: poster? " t "\
5606 You should normally obey the Followup-To: header.
5608 `Followup-To: poster' sends your response via e-mail instead of news.
5610 A typical situation where `Followup-To: poster' is used is when the poster
5611 does not read the newsgroup, so he wouldn't see any replies sent to it."))
5613 (setq message-this-is-news nil)
5614 (cons 'To (or mrt reply-to from "")))
5615 (cons 'Newsgroups newsgroups)))
5617 (if (or (equal followup-to newsgroups)
5618 (not (eq message-use-followup-to 'ask))
5620 (concat "Obey Followup-To: " followup-to "? ") t "\
5621 You should normally obey the Followup-To: header.
5623 `Followup-To: " followup-to "'
5624 directs your response to " (if (string-match "," followup-to)
5625 "the specified newsgroups"
5626 "that newsgroup only") ".
5628 If a message is posted to several newsgroups, Followup-To is often
5629 used to direct the following discussion to one newsgroup only,
5630 because discussions that are spread over several newsgroup tend to
5631 be fragmented and very difficult to follow.
5633 Also, some source/announcement newsgroups are not intended for discussion;
5634 responses here are directed to other newsgroups."))
5635 (cons 'Newsgroups followup-to)
5636 (cons 'Newsgroups newsgroups))))))
5638 `((Newsgroups . ,posted-to)))
5640 `((Newsgroups . ,newsgroups))))
5641 ,@(and distribution (list (cons 'Distribution distribution)))
5643 (not (or (equal (downcase mct) "never")
5644 (equal (downcase mct) "nobody"))))
5645 (list (cons 'Cc (if (or (equal (downcase mct) "always")
5646 (equal (downcase mct) "poster"))
5647 (or mrt reply-to from "")
5654 (defun message-cancel-news (&optional arg)
5655 "Cancel an article you posted.
5656 If ARG, allow editing of the cancellation message."
5658 (unless (message-news-p)
5659 (error "This is not a news article; canceling is impossible"))
5660 (let (from newsgroups message-id distribution buf sender)
5662 ;; Get header info from original article.
5664 (message-narrow-to-head-1)
5665 (setq from (message-fetch-field "from")
5666 sender (message-fetch-field "sender")
5667 newsgroups (message-fetch-field "newsgroups")
5668 message-id (message-fetch-field "message-id" t)
5669 distribution (message-fetch-field "distribution")))
5670 ;; Make sure that this article was written by the user.
5672 ;; Canlock-logic as suggested by Per Abrahamsen
5673 ;; <abraham@dina.kvl.dk>
5675 ;; IF article has cancel-lock THEN
5676 ;; IF we can verify it THEN
5679 ;; error: cancellock: article is not yours
5681 ;; Use old rules, comparing sender...
5682 (if (message-fetch-field "Cancel-Lock")
5683 (if (null (canlock-verify))
5685 (error "Failed to verify Cancel-lock: This article is not yours"))
5687 (message-gnksa-enable-p 'cancel-messages)
5691 (downcase (message-make-sender))))
5693 (downcase (cadr (mail-extract-address-components from)))
5694 (downcase (cadr (mail-extract-address-components
5695 (message-make-from))))))
5696 (error "This article is not yours"))
5697 (when (yes-or-no-p "Do you really want to cancel this article? ")
5698 ;; Make control message.
5701 (setq buf (set-buffer (get-buffer-create " *message cancel*"))))
5703 (insert "Newsgroups: " newsgroups "\n"
5705 "Subject: cmsg cancel " message-id "\n"
5706 "Control: cancel " message-id "\n"
5708 (concat "Distribution: " distribution "\n")
5710 mail-header-separator "\n"
5711 message-cancel-message)
5712 (run-hooks 'message-cancel-hook)
5714 (message "Canceling your article...")
5715 (if (let ((message-syntax-checks
5716 'dont-check-for-anything-just-trust-me))
5717 (funcall message-send-news-function))
5718 (message "Canceling your article...done"))
5719 (kill-buffer buf))))))
5722 (defun message-supersede ()
5723 "Start composing a message to supersede the current message.
5724 This is done simply by taking the old article and adding a Supersedes
5725 header line with the old Message-ID."
5727 (let ((cur (current-buffer))
5728 (sender (message-fetch-field "sender"))
5729 (from (message-fetch-field "from")))
5730 ;; Check whether the user owns the article that is to be superseded.
5732 ;; Canlock-logic as suggested by Per Abrahamsen
5733 ;; <abraham@dina.kvl.dk>
5735 ;; IF article has cancel-lock THEN
5736 ;; IF we can verify it THEN
5739 ;; error: cancellock: article is not yours
5741 ;; Use old rules, comparing sender...
5742 (if (message-fetch-field "Cancel-Lock")
5743 (if (null (canlock-verify))
5745 (error "Failed to verify Cancel-lock: This article is not yours"))
5747 (message-gnksa-enable-p 'cancel-messages)
5751 (downcase (message-make-sender))))
5753 (downcase (cadr (mail-extract-address-components from)))
5754 (downcase (cadr (mail-extract-address-components
5755 (message-make-from))))))
5756 (error "This article is not yours"))
5757 ;; Get a normal message buffer.
5758 (message-pop-to-buffer (message-buffer-name "supersede"))
5759 (insert-buffer-substring cur)
5761 (message-narrow-to-head-1)
5762 ;; Remove unwanted headers.
5763 (when message-ignored-supersedes-headers
5764 (message-remove-header message-ignored-supersedes-headers t))
5765 (goto-char (point-min))
5766 (if (not (re-search-forward "^Message-ID: " nil t))
5767 (error "No Message-ID in this article")
5768 (replace-match "Supersedes: " t t))
5769 (goto-char (point-max))
5770 (insert mail-header-separator)
5775 (defun message-recover ()
5776 "Reread contents of current buffer from its last auto-save file."
5778 (let ((file-name (make-auto-save-file-name)))
5779 (cond ((save-window-excursion
5780 (if (not (eq system-type 'vax-vms))
5781 (with-output-to-temp-buffer "*Directory*"
5782 (with-current-buffer standard-output
5783 (fundamental-mode)) ; for Emacs 20.4+
5784 (buffer-disable-undo standard-output)
5785 (let ((default-directory "/"))
5787 "ls" nil standard-output nil "-l" file-name))))
5788 (yes-or-no-p (format "Recover auto save file %s? " file-name)))
5789 (let ((buffer-read-only nil))
5791 (insert-file-contents file-name nil)))
5792 (t (error "message-recover cancelled")))))
5794 ;;; Washing Subject:
5796 (defun message-wash-subject (subject)
5797 "Remove junk like \"Re:\", \"(fwd)\", etc. added to subject string SUBJECT.
5798 Previous forwarders, replyers, etc. may add it."
5801 (goto-char (point-min))
5802 ;; strip Re/Fwd stuff off the beginning
5803 (while (re-search-forward
5804 "\\([Rr][Ee]:\\|[Ff][Ww][Dd]\\(\\[[0-9]*\\]\\)?:\\|[Ff][Ww]:\\)" nil t)
5807 ;; and gnus-style forwards [foo@bar.com] subject
5808 (goto-char (point-min))
5809 (while (re-search-forward "\\[[^ \t]*\\(@\\|\\.\\)[^ \t]*\\]" nil t)
5813 (goto-char (point-max))
5814 (while (re-search-backward "([Ff][Ww][Dd])" nil t)
5817 ;; and finally, any whitespace that was left-over
5818 (goto-char (point-min))
5819 (while (re-search-forward "^[ \t]+" nil t)
5821 (goto-char (point-max))
5822 (while (re-search-backward "[ \t]+$" nil t)
5827 ;;; Forwarding messages.
5829 (defvar message-forward-decoded-p nil
5830 "Non-nil means the original message is decoded.")
5832 (defun message-forward-subject-author-subject (subject)
5833 "Generate a SUBJECT for a forwarded message.
5834 The form is: [Source] Subject, where if the original message was mail,
5835 Source is the sender, and if the original message was news, Source is
5836 the list of newsgroups is was posted to."
5839 (or (message-fetch-field "newsgroups")
5840 (message-fetch-field "from")
5842 (if message-forward-decoded-p
5844 (mail-decode-encoded-word-string prefix)))
5847 (defun message-forward-subject-name-subject (subject)
5848 "Generate a SUBJECT for a forwarded message.
5849 The form is: [Source] Subject, where if the original message was mail,
5850 Source is the name of the sender, and if the original message was
5851 news, Source is the list of newsgroups is was posted to."
5854 (or (message-fetch-field "newsgroups")
5856 (mail-header-parse-address (message-fetch-field "from")))
5858 (if message-forward-decoded-p
5860 (mail-decode-encoded-word-string prefix)))
5863 (defun message-forward-subject-fwd (subject)
5864 "Generate a SUBJECT for a forwarded message.
5865 The form is: Fwd: Subject, where Subject is the original subject of
5867 (concat "Fwd: " subject))
5869 (defun message-make-forward-subject ()
5870 "Return a Subject header suitable for the message in the current buffer."
5873 (message-narrow-to-head-1)
5874 (let ((funcs message-make-forward-subject-function)
5875 (subject (message-fetch-field "Subject")))
5878 (if message-forward-decoded-p
5880 (mail-decode-encoded-word-string subject))
5882 (if message-wash-forwarded-subjects
5883 (setq subject (message-wash-subject subject)))
5884 ;; Make sure funcs is a list.
5887 (setq funcs (list funcs)))
5888 ;; Apply funcs in order, passing subject generated by previous
5889 ;; func to the next one.
5891 (when (message-functionp (car funcs))
5892 (setq subject (funcall (car funcs) subject)))
5893 (setq funcs (cdr funcs)))
5897 (defvar gnus-article-decoded-p))
5901 (defun message-forward (&optional news digest)
5902 "Forward the current message via mail.
5903 Optional NEWS will use news to forward instead of mail.
5904 Optional DIGEST will use digest to forward."
5906 (let* ((cur (current-buffer))
5907 (message-forward-decoded-p
5908 (if (local-variable-p 'gnus-article-decoded-p (current-buffer))
5909 gnus-article-decoded-p ;; In an article buffer.
5910 message-forward-decoded-p))
5911 (subject (message-make-forward-subject)))
5913 (message-news nil subject)
5914 (message-mail nil subject))
5915 (message-forward-make-body cur digest)))
5918 (defun message-forward-make-body (forward-buffer &optional digest)
5919 ;; Put point where we want it before inserting the forwarded
5921 (if message-forward-before-signature
5923 (goto-char (point-max)))
5924 (if message-forward-as-mime
5926 (insert "\n<#multipart type=digest>\n")
5927 (if message-forward-show-mml
5928 (insert "\n\n<#mml type=message/rfc822 disposition=inline>\n")
5929 (insert "\n\n<#part type=message/rfc822 disposition=inline raw=t>\n")))
5930 (insert "\n-------------------- Start of forwarded message --------------------\n"))
5931 (let ((b (point)) e)
5933 (if message-forward-as-mime
5934 (insert-buffer-substring forward-buffer)
5935 (mml-insert-buffer forward-buffer))
5936 (if (and message-forward-show-mml
5937 (not message-forward-decoded-p))
5940 (mm-disable-multibyte-mule4)
5942 (with-current-buffer forward-buffer
5943 (mm-with-unibyte-current-buffer-mule4 (buffer-string))))
5944 (mm-enable-multibyte-mule4)
5946 (goto-char (point-min))
5947 (when (looking-at "From ")
5948 (replace-match "X-From-Line: "))
5951 (narrow-to-region (point) (point))
5952 (mml-insert-buffer forward-buffer)
5953 (goto-char (point-min))
5954 (when (looking-at "From ")
5955 (replace-match "X-From-Line: "))
5956 (goto-char (point-max)))))
5958 (if message-forward-as-mime
5960 (insert "<#/multipart>\n")
5961 (if message-forward-show-mml
5962 (insert "<#/mml>\n")
5963 (insert "<#/part>\n")))
5964 (insert "\n-------------------- End of forwarded message --------------------\n"))
5965 (if (and digest message-forward-as-mime)
5967 (narrow-to-region b e)
5969 (narrow-to-region (point)
5970 (or (search-forward "\n\n" nil t) (point)))
5971 (delete-region (point-min) (point-max)))
5972 (when (and (not current-prefix-arg)
5973 message-forward-ignored-headers
5974 ;; don't remove CTE, X-Gnus etc when doing "raw" forward:
5975 message-forward-show-mml)
5977 (narrow-to-region b e)
5979 (narrow-to-region (point)
5980 (or (search-forward "\n\n" nil t) (point)))
5981 (message-remove-header message-forward-ignored-headers t)))))
5982 (message-position-point))
5985 (defun message-forward-rmail-make-body (forward-buffer)
5986 (save-window-excursion
5987 (set-buffer forward-buffer)
5988 ;; Rmail doesn't have rmail-msg-restore-non-pruned-header in Emacs
5989 ;; 20. FIXIT, or we drop support for rmail in Emacs 20.
5990 (if (rmail-msg-is-pruned)
5991 (rmail-msg-restore-non-pruned-header)))
5992 (message-forward-make-body forward-buffer))
5995 (defun message-insinuate-rmail ()
5996 "Let RMAIL uses message to forward."
5998 (setq rmail-enable-mime-composing t)
5999 (setq rmail-insert-mime-forwarded-message-function
6000 'message-forward-rmail-make-body))
6003 (defun message-resend (address)
6004 "Resend the current article to ADDRESS."
6006 (list (message-read-from-minibuffer "Resend message to: ")))
6007 (message "Resending message to %s..." address)
6009 (let ((cur (current-buffer))
6011 ;; We first set up a normal mail buffer.
6012 (unless (message-mail-user-agent)
6013 (set-buffer (get-buffer-create " *message resend*"))
6015 (let ((message-this-is-mail t)
6017 (message-setup `((To . ,address))))
6018 ;; Insert our usual headers.
6019 (message-generate-headers '(From Date To))
6020 (message-narrow-to-headers)
6021 ;; Remove X-Draft-From header etc.
6022 (message-remove-header message-ignored-mail-headers t)
6023 ;; Rename them all to "Resent-*".
6024 (goto-char (point-min))
6025 (while (re-search-forward "^[A-Za-z]" nil t)
6030 (delete-region (point) (point-max))
6032 ;; Insert the message to be resent.
6033 (insert-buffer-substring cur)
6034 (goto-char (point-min))
6035 (search-forward "\n\n")
6038 (narrow-to-region beg (point))
6039 (message-remove-header message-ignored-resent-headers t)
6040 (goto-char (point-max)))
6041 (insert mail-header-separator)
6042 ;; Rename all old ("Also-")Resent headers.
6043 (while (re-search-backward "^\\(Also-\\)*Resent-" beg t)
6046 ;; Quote any "From " lines at the beginning.
6048 (when (looking-at "From ")
6049 (replace-match "X-From-Line: "))
6051 (let ((message-inhibit-body-encoding t)
6052 message-required-mail-headers)
6053 (message-send-mail))
6054 (kill-buffer (current-buffer)))
6055 (message "Resending message to %s...done" address)))
6058 (defun message-bounce ()
6059 "Re-mail the current message.
6060 This only makes sense if the current message is a bounce message that
6061 contains some mail you have written which has been bounced back to
6064 (let ((handles (mm-dissect-buffer t))
6066 (message-pop-to-buffer (message-buffer-name "bounce"))
6067 (if (stringp (car handles))
6068 ;; This is a MIME bounce.
6069 (mm-insert-part (car (last handles)))
6070 ;; This is a non-MIME bounce, so we try to remove things
6072 (mm-insert-part handles)
6074 (goto-char (point-min))
6075 (search-forward "\n\n" nil t)
6076 (if (or (and (re-search-forward message-unsent-separator nil t)
6078 (re-search-forward "^Return-Path:.*\n" nil t))
6079 ;; We remove everything before the bounced mail.
6082 (if (re-search-forward "^[^ \n\t]+:" nil t)
6085 (when (re-search-backward "^.?From .*\n" nil t)
6086 (delete-region (match-beginning 0) (match-end 0)))))
6087 (mm-enable-multibyte)
6090 (message-narrow-to-head-1)
6091 (message-remove-header message-ignored-bounced-headers t)
6092 (goto-char (point-max))
6093 (insert mail-header-separator))
6094 (message-position-point)))
6097 ;;; Interactive entry points for new message buffers.
6101 (defun message-mail-other-window (&optional to subject)
6102 "Like `message-mail' command, but display mail buffer in another window."
6104 (unless (message-mail-user-agent)
6105 (let ((pop-up-windows t)
6106 (special-display-buffer-names nil)
6107 (special-display-regexps nil)
6108 (same-window-buffer-names nil)
6109 (same-window-regexps nil))
6110 (message-pop-to-buffer (message-buffer-name "mail" to))))
6111 (let ((message-this-is-mail t))
6112 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6113 nil nil 'switch-to-buffer-other-window)))
6116 (defun message-mail-other-frame (&optional to subject)
6117 "Like `message-mail' command, but display mail buffer in another frame."
6119 (unless (message-mail-user-agent)
6120 (let ((pop-up-frames t)
6121 (special-display-buffer-names nil)
6122 (special-display-regexps nil)
6123 (same-window-buffer-names nil)
6124 (same-window-regexps nil))
6125 (message-pop-to-buffer (message-buffer-name "mail" to))))
6126 (let ((message-this-is-mail t))
6127 (message-setup `((To . ,(or to "")) (Subject . ,(or subject "")))
6128 nil nil 'switch-to-buffer-other-frame)))
6131 (defun message-news-other-window (&optional newsgroups subject)
6132 "Start editing a news article to be sent."
6134 (let ((pop-up-windows t)
6135 (special-display-buffer-names nil)
6136 (special-display-regexps nil)
6137 (same-window-buffer-names nil)
6138 (same-window-regexps nil))
6139 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6140 (let ((message-this-is-news t))
6141 (message-setup `((Newsgroups . ,(or newsgroups ""))
6142 (Subject . ,(or subject ""))))))
6145 (defun message-news-other-frame (&optional newsgroups subject)
6146 "Start editing a news article to be sent."
6148 (let ((pop-up-frames t)
6149 (special-display-buffer-names nil)
6150 (special-display-regexps nil)
6151 (same-window-buffer-names nil)
6152 (same-window-regexps nil))
6153 (message-pop-to-buffer (message-buffer-name "posting" nil newsgroups)))
6154 (let ((message-this-is-news t))
6155 (message-setup `((Newsgroups . ,(or newsgroups ""))
6156 (Subject . ,(or subject ""))))))
6160 ;; This code should be moved to underline.el (from which it is stolen).
6163 (defun bold-region (start end)
6164 "Bold all nonblank characters in the region.
6165 Works by overstriking characters.
6166 Called from program, takes two arguments START and END
6167 which specify the range to operate on."
6170 (let ((end1 (make-marker)))
6171 (move-marker end1 (max start end))
6172 (goto-char (min start end))
6173 (while (< (point) end1)
6174 (or (looking-at "[_\^@- ]")
6175 (insert (char-after) "\b"))
6176 (forward-char 1)))))
6179 (defun unbold-region (start end)
6180 "Remove all boldness (overstruck characters) in the region.
6181 Called from program, takes two arguments START and END
6182 which specify the range to operate on."
6185 (let ((end1 (make-marker)))
6186 (move-marker end1 (max start end))
6187 (goto-char (min start end))
6188 (while (re-search-forward "\b" end1 t)
6189 (if (eq (char-after) (char-after (- (point) 2)))
6190 (delete-char -2))))))
6192 (defalias 'message-exchange-point-and-mark 'exchange-point-and-mark)
6193 (defalias 'message-make-overlay 'make-overlay)
6194 (defalias 'message-delete-overlay 'delete-overlay)
6195 (defalias 'message-overlay-put 'overlay-put)
6197 ;; Support for toolbar
6199 (defvar tool-bar-map)
6200 (defvar tool-bar-mode))
6202 (defun message-tool-bar-local-item-from-menu (command icon in-map &optional from-map &rest props)
6203 ;; We need to make tool bar entries in local keymaps with
6204 ;; `tool-bar-local-item-from-menu' in Emacs > 21.3
6205 (if (fboundp 'tool-bar-local-item-from-menu)
6206 ;; This is for Emacs 21.3
6207 (tool-bar-local-item-from-menu command icon in-map from-map props)
6208 (tool-bar-add-item-from-menu command icon from-map props)))
6210 (defun message-tool-bar-map ()
6211 (or message-tool-bar-map
6212 (setq message-tool-bar-map
6214 (condition-case nil (require 'tool-bar) (error nil))
6215 (fboundp 'tool-bar-add-item-from-menu)
6217 (let ((tool-bar-map (copy-keymap tool-bar-map))
6218 (load-path (mm-image-load-path)))
6219 ;; Zap some items which aren't so relevant and take
6221 (dolist (key '(print-buffer kill-buffer save-buffer
6222 write-file dired open-file))
6223 (define-key tool-bar-map (vector key) nil))
6224 (message-tool-bar-local-item-from-menu
6225 'message-send-and-exit "mail_send" tool-bar-map message-mode-map)
6226 (message-tool-bar-local-item-from-menu
6227 'message-kill-buffer "close" tool-bar-map message-mode-map)
6228 (message-tool-bar-local-item-from-menu
6229 'message-dont-send "cancel" tool-bar-map message-mode-map)
6230 (message-tool-bar-local-item-from-menu
6231 'mml-attach-file "attach" tool-bar-map mml-mode-map)
6232 (message-tool-bar-local-item-from-menu
6233 'ispell-message "spell" tool-bar-map message-mode-map)
6234 (message-tool-bar-local-item-from-menu
6235 'mml-preview "preview"
6236 tool-bar-map mml-mode-map)
6237 (message-tool-bar-local-item-from-menu
6238 'message-insert-importance-high "important"
6239 tool-bar-map message-mode-map)
6240 (message-tool-bar-local-item-from-menu
6241 'message-insert-importance-low "unimportant"
6242 tool-bar-map message-mode-map)
6243 (message-tool-bar-local-item-from-menu
6244 'message-insert-disposition-notification-to "receipt"
6245 tool-bar-map message-mode-map)
6248 ;;; Group name completion.
6250 (defcustom message-newgroups-header-regexp
6251 "^\\(Newsgroups\\|Followup-To\\|Posted-To\\|Gcc\\):"
6252 "Regexp that match headers that lists groups."
6256 (defcustom message-completion-alist
6257 (list (cons message-newgroups-header-regexp 'message-expand-group)
6258 '("^\\(Resent-\\)?\\(To\\|B?Cc\\):" . message-expand-name)
6259 '("^\\(Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
6260 . message-expand-name)
6261 '("^\\(Disposition-Notification-To\\|Return-Receipt-To\\):"
6262 . message-expand-name))
6263 "Alist of (RE . FUN). Use FUN for completion on header lines matching RE."
6265 :type '(alist :key-type regexp :value-type function))
6267 (defcustom message-tab-body-function nil
6268 "*Function to execute when `message-tab' (TAB) is executed in the body.
6269 If nil, the function bound in `text-mode-map' or `global-map' is executed."
6273 (defun message-tab ()
6274 "Complete names according to `message-completion-alist'.
6275 Execute function specified by `message-tab-body-function' when not in
6278 (let ((alist message-completion-alist))
6280 (let ((mail-abbrev-mode-regexp (caar alist)))
6281 (not (mail-abbrev-in-expansion-header-p))))
6282 (setq alist (cdr alist)))
6283 (funcall (or (cdar alist) message-tab-body-function
6284 (lookup-key text-mode-map "\t")
6285 (lookup-key global-map "\t")
6286 'indent-relative))))
6288 (defun message-expand-group ()
6289 "Expand the group name under point."
6290 (let* ((b (save-excursion
6295 (skip-chars-forward "^:")
6298 (skip-chars-backward "^, \t\n") (point))))
6299 (completion-ignore-case t)
6300 (string (buffer-substring b (progn (skip-chars-forward "^,\t\n ")
6302 (hashtb (and (boundp 'gnus-active-hashtb) gnus-active-hashtb))
6303 (completions (all-completions string hashtb))
6305 (delete-region b (point))
6307 ((= (length completions) 1)
6308 (if (string= (car completions) string)
6311 (message "Only matching group"))
6312 (insert (car completions))))
6313 ((and (setq comp (try-completion string hashtb))
6314 (not (string= comp string)))
6319 (message "No matching groups")
6320 (save-selected-window
6321 (pop-to-buffer "*Completions*")
6322 (buffer-disable-undo)
6323 (let ((buffer-read-only nil))
6325 (let ((standard-output (current-buffer)))
6326 (display-completion-list (sort completions 'string<)))
6327 (goto-char (point-min))
6328 (delete-region (point) (progn (forward-line 3) (point))))))))))
6330 (defun message-expand-name ()
6331 (if (fboundp 'bbdb-complete-name)
6332 (bbdb-complete-name)
6337 (defun message-talkative-question (ask question show &rest text)
6338 "Call FUNCTION with argument QUESTION; optionally display TEXT... args.
6339 If SHOW is non-nil, the arguments TEXT... are displayed in a temp buffer.
6340 The following arguments may contain lists of values."
6342 (setq text (message-flatten-list text)))
6343 (save-window-excursion
6345 (with-output-to-temp-buffer " *MESSAGE information message*"
6346 (set-buffer " *MESSAGE information message*")
6347 (fundamental-mode) ; for Emacs 20.4+
6348 (mapcar 'princ text)
6349 (goto-char (point-min))))
6350 (funcall ask question))
6351 (funcall ask question)))
6353 (defun message-flatten-list (list)
6354 "Return a new, flat list that contains all elements of LIST.
6356 \(message-flatten-list '(1 (2 3 (4 5 (6))) 7))
6359 (apply 'append (mapcar 'message-flatten-list list)))
6363 (defun message-generate-new-buffer-clone-locals (name &optional varstr)
6364 "Create and return a buffer with name based on NAME using `generate-new-buffer.'
6365 Then clone the local variables and values from the old buffer to the
6366 new one, cloning only the locals having a substring matching the
6368 (let ((oldbuf (current-buffer)))
6370 (set-buffer (generate-new-buffer name))
6371 (message-clone-locals oldbuf varstr)
6374 (defun message-clone-locals (buffer &optional varstr)
6375 "Clone the local variables from BUFFER to the current buffer."
6376 (let ((locals (save-excursion
6378 (buffer-local-variables)))
6379 (regexp "^gnus\\|^nn\\|^message\\|^user-mail-address"))
6382 (when (and (consp local)
6384 (string-match regexp (symbol-name (car local)))
6386 (string-match varstr (symbol-name (car local)))))
6388 (set (make-local-variable (car local))
6392 ;;; Miscellaneous functions
6394 (defsubst message-replace-chars-in-string (string from to)
6395 (mm-subst-char-in-string from to string))
6401 (defvar message-inhibit-body-encoding nil)
6403 (defun message-encode-message-body ()
6404 (unless message-inhibit-body-encoding
6405 (let ((mail-parse-charset (or mail-parse-charset
6406 message-default-charset))
6407 (case-fold-search t)
6408 lines content-type-p)
6411 (narrow-to-region (point) (point-max))
6412 (let ((new (mml-generate-mime)))
6414 (delete-region (point-min) (point-max))
6416 (goto-char (point-min))
6417 (if (eq (aref new 0) ?\n)
6419 (search-forward "\n\n")
6420 (setq lines (buffer-substring (point-min) (1- (point))))
6421 (delete-region (point-min) (point))))))
6423 (message-narrow-to-headers-or-head)
6424 (message-remove-header "Mime-Version")
6425 (goto-char (point-max))
6426 (insert "MIME-Version: 1.0\n")
6429 (setq content-type-p
6431 (re-search-backward "^Content-Type:" nil t))))
6433 (message-narrow-to-headers-or-head)
6434 (message-remove-first-header "Content-Type")
6435 (message-remove-first-header "Content-Transfer-Encoding"))
6436 ;; We always make sure that the message has a Content-Type
6437 ;; header. This is because some broken MTAs and MUAs get
6438 ;; awfully confused when confronted with a message with a
6439 ;; MIME-Version header and without a Content-Type header. For
6440 ;; instance, Solaris' /usr/bin/mail.
6441 (unless content-type-p
6442 (goto-char (point-min))
6443 ;; For unknown reason, MIME-Version doesn't exist.
6444 (when (re-search-forward "^MIME-Version:" nil t)
6446 (insert "Content-Type: text/plain; charset=us-ascii\n"))))))
6448 (defun message-read-from-minibuffer (prompt &optional initial-contents)
6449 "Read from the minibuffer while providing abbrev expansion."
6450 (if (fboundp 'mail-abbrevs-setup)
6451 (let ((mail-abbrev-mode-regexp "")
6452 (minibuffer-setup-hook 'mail-abbrevs-setup)
6453 (minibuffer-local-map message-minibuffer-local-map))
6454 (read-from-minibuffer prompt initial-contents))
6455 (let ((minibuffer-setup-hook 'mail-abbrev-minibuffer-setup-hook)
6456 (minibuffer-local-map message-minibuffer-local-map))
6457 (read-string prompt initial-contents))))
6459 (defun message-use-alternative-email-as-from ()
6460 (require 'mail-utils)
6461 (let* ((fields '("To" "Cc"))
6464 (mail-strip-quoted-names
6465 (mapconcat 'message-fetch-reply-field fields ","))
6469 (if (string-match message-alternative-emails (car emails))
6470 (setq email (car emails)
6473 (unless (or (not email) (equal email user-mail-address))
6474 (goto-char (point-max))
6475 (insert "From: " email "\n"))))
6477 (defun message-options-get (symbol)
6478 (cdr (assq symbol message-options)))
6480 (defun message-options-set (symbol value)
6481 (let ((the-cons (assq symbol message-options)))
6484 (setcdr the-cons value)
6485 (setq message-options (delq the-cons message-options)))
6487 (push (cons symbol value) message-options))))
6490 (defun message-options-set-recipient ()
6492 (message-narrow-to-headers-or-head)
6493 (message-options-set 'message-sender
6494 (mail-strip-quoted-names
6495 (message-fetch-field "from")))
6496 (message-options-set 'message-recipients
6497 (mail-strip-quoted-names
6498 (let ((to (message-fetch-field "to"))
6499 (cc (message-fetch-field "cc"))
6500 (bcc (message-fetch-field "bcc")))
6503 (if (and to cc) ", ")
6505 (if (and (or to cc) bcc) ", ")
6508 (defun message-hide-headers ()
6509 "Hide headers based on the `message-hidden-headers' variable."
6510 (let ((regexps (if (stringp message-hidden-headers)
6511 (list message-hidden-headers)
6512 message-hidden-headers))
6513 (inhibit-point-motion-hooks t)
6514 (after-change-functions nil))
6518 (message-narrow-to-headers)
6519 (goto-char (point-min))
6521 (if (not (message-hide-header-p regexps))
6522 (message-next-header)
6523 (let ((begin (point)))
6524 (message-next-header)
6525 (add-text-properties
6527 '(invisible t message-hidden t))))))))))
6529 (defun message-hide-header-p (regexps)
6532 (when (eq (car regexps) 'not)
6535 (dolist (regexp regexps)
6536 (setq result (or result (looking-at regexp))))
6541 (when (featurep 'xemacs)
6542 (require 'messagexmas)
6543 (message-xmas-redefine))
6547 (run-hooks 'message-load-hook)
6550 ;; coding: iso-8859-1
6553 ;;; message.el ends here