1 ;;; message.el --- composing mail and news messages
2 ;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001
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 (if (featurep 'xemacs)
41 (require 'mail-abbrevs))
46 (autoload 'sha1 "sha1-el"))
48 (defgroup message '((user-mail-address custom-variable)
49 (user-full-name custom-variable))
50 "Mail and news message composing."
51 :link '(custom-manual "(message)Top")
55 (put 'user-mail-address 'custom-type 'string)
56 (put 'user-full-name 'custom-type 'string)
58 (defgroup message-various nil
59 "Various Message Variables"
60 :link '(custom-manual "(message)Various Message Variables")
63 (defgroup message-buffers nil
65 :link '(custom-manual "(message)Message Buffers")
68 (defgroup message-sending nil
70 :link '(custom-manual "(message)Sending Variables")
73 (defgroup message-interface nil
75 :link '(custom-manual "(message)Interface")
78 (defgroup message-forwarding nil
80 :link '(custom-manual "(message)Forwarding")
81 :group 'message-interface)
83 (defgroup message-insertion nil
85 :link '(custom-manual "(message)Insertion")
88 (defgroup message-headers nil
90 :link '(custom-manual "(message)Message Headers")
93 (defgroup message-news nil
94 "Composing News Messages"
97 (defgroup message-mail nil
98 "Composing Mail Messages"
101 (defgroup message-faces nil
102 "Faces used for message composing."
106 (defcustom message-directory "~/Mail/"
107 "*Directory from which all other mail file variables are derived."
108 :group 'message-various
111 (defcustom message-max-buffers 10
112 "*How many buffers to keep before starting to kill them off."
113 :group 'message-buffers
116 (defcustom message-send-rename-function nil
117 "Function called to rename the buffer after sending it."
118 :group 'message-buffers
119 :type '(choice function (const nil)))
121 (defcustom message-fcc-handler-function 'message-output
122 "*A function called to save outgoing articles.
123 This function will be called with the name of the file to store the
124 article in. The default function is `message-output' which saves in Unix
126 :type '(radio (function-item message-output)
127 (function :tag "Other"))
128 :group 'message-sending)
130 (defcustom message-courtesy-message
131 "The following message is a courtesy copy of an article\nthat has been posted to %s as well.\n\n"
132 "*This is inserted at the start of a mailed copy of a posted message.
133 If the string contains the format spec \"%s\", the Newsgroups
134 the article has been posted to will be inserted there.
135 If this variable is nil, no such courtesy message will be added."
136 :group 'message-sending
139 (defcustom message-ignored-bounced-headers "^\\(Received\\|Return-Path\\):"
140 "*Regexp that matches headers to be removed in resent bounced mail."
141 :group 'message-interface
145 (defcustom message-from-style 'default
146 "*Specifies how \"From\" headers look.
148 If nil, they contain just the return address like:
150 If `parens', they look like:
151 king@grassland.com (Elvis Parsley)
152 If `angles', they look like:
153 Elvis Parsley <king@grassland.com>
155 Otherwise, most addresses look like `angles', but they look like
156 `parens' if `angles' would need quoting and `parens' would not."
157 :type '(choice (const :tag "simple" nil)
161 :group 'message-headers)
163 (defcustom message-syntax-checks nil
164 ;; Guess this one shouldn't be easy to customize...
165 "*Controls what syntax checks should not be performed on outgoing posts.
166 To disable checking of long signatures, for instance, add
167 `(signature . disabled)' to this list.
169 Don't touch this variable unless you really know what you're doing.
171 Checks include `subject-cmsg', `multiple-headers', `sendsys',
172 `message-id', `from', `long-lines', `control-chars', `size',
173 `new-text', `quoting-style', `redirected-followup', `signature',
174 `approved', `sender', `empty', `empty-headers', `message-id', `from',
175 `subject', `shorten-followup-to', `existing-newsgroups',
176 `buffer-file-name', `unchanged', `newsgroups', `reply-to'."
178 :type '(repeat sexp)) ; Fixme: improve this
180 (defcustom message-required-news-headers
181 '(From Newsgroups Subject Date Message-ID
182 (optional . Organization) Lines
183 (optional . User-Agent))
184 "*Headers to be generated or prompted for when posting an article.
185 RFC977 and RFC1036 require From, Date, Newsgroups, Subject,
186 Message-ID. Organization, Lines, In-Reply-To, Expires, and
187 User-Agent are optional. If don't you want message to insert some
188 header, remove it from this list."
190 :group 'message-headers
191 :type '(repeat sexp))
193 (defcustom message-required-mail-headers
194 '(From Subject Date (optional . In-Reply-To) Message-ID Lines
195 (optional . User-Agent))
196 "*Headers to be generated or prompted for when mailing a message.
197 It is recommended that From, Date, To, Subject and Message-ID be
198 included. Organization, Lines and User-Agent are optional."
200 :group 'message-headers
201 :type '(repeat sexp))
203 (defcustom message-deletable-headers '(Message-ID Date Lines)
204 "Headers to be deleted if they already exist and were generated by message previously."
205 :group 'message-headers
208 (defcustom message-ignored-news-headers
209 "^NNTP-Posting-Host:\\|^Xref:\\|^[BGF]cc:\\|^Resent-Fcc:\\|^X-Draft-From:"
210 "*Regexp of headers to be removed unconditionally before posting."
212 :group 'message-headers
215 (defcustom message-ignored-mail-headers
216 "^[GF]cc:\\|^Resent-Fcc:\\|^Xref:\\|^X-Draft-From:"
217 "*Regexp of headers to be removed unconditionally before mailing."
219 :group 'message-headers
222 (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:"
223 "*Header lines matching this regexp will be deleted before posting.
224 It's best to delete old Path and Date headers before posting to avoid
226 :group 'message-interface
229 (defcustom message-subject-re-regexp "^[ \t]*\\([Rr][Ee]:[ \t]*\\)*[ \t]*"
230 "*Regexp matching \"Re: \" in the subject line."
231 :group 'message-various
235 (defcustom message-signature-separator "^-- *$"
236 "Regexp matching the signature separator."
238 :group 'message-various)
240 (defcustom message-elide-ellipsis "\n[...]\n\n"
241 "*The string which is inserted for elided text."
243 :group 'message-various)
245 (defcustom message-interactive nil
246 "Non-nil means when sending a message wait for and display errors.
247 nil means let mailer mail back a message to report errors."
248 :group 'message-sending
252 (defcustom message-generate-new-buffers 'unique
253 "*Non-nil means create a new message buffer whenever `message-setup' is called.
254 If this is a function, call that function with three parameters: The type,
255 the to address and the group name. (Any of these may be nil.) The function
256 should return the new buffer name."
257 :group 'message-buffers
258 :type '(choice (const :tag "off" nil)
259 (const :tag "unique" unique)
260 (const :tag "unsent" unsent)
263 (defcustom message-kill-buffer-on-exit nil
264 "*Non-nil means that the message buffer will be killed after sending a message."
265 :group 'message-buffers
269 (defvar gnus-local-organization))
270 (defcustom message-user-organization
271 (or (and (boundp 'gnus-local-organization)
272 (stringp gnus-local-organization)
273 gnus-local-organization)
274 (getenv "ORGANIZATION")
276 "*String to be used as an Organization header.
277 If t, use `message-user-organization-file'."
278 :group 'message-headers
279 :type '(choice string
280 (const :tag "consult file" t)))
283 (defcustom message-user-organization-file "/usr/lib/news/organization"
284 "*Local news organization file."
286 :group 'message-headers)
288 (defcustom message-make-forward-subject-function
289 'message-forward-subject-author-subject
290 "*List of functions called to generate subject headers for forwarded messages.
291 The subject generated by the previous function is passed into each
294 The provided functions are:
296 * `message-forward-subject-author-subject' (Source of article (author or
297 newsgroup)), in brackets followed by the subject
298 * `message-forward-subject-fwd' (Subject of article with 'Fwd:' prepended
300 :group 'message-forwarding
301 :type '(radio (function-item message-forward-subject-author-subject)
302 (function-item message-forward-subject-fwd)
303 (repeat :tag "List of functions" function)))
305 (defcustom message-forward-as-mime t
306 "*If non-nil, forward messages as an inline/rfc822 MIME section. Otherwise, directly inline the old message in the forwarded message."
308 :group 'message-forwarding
311 (defcustom message-forward-show-mml t
312 "*If non-nil, forward messages are shown as mml. Otherwise, forward messages are unchanged."
314 :group 'message-forwarding
317 (defcustom message-forward-before-signature t
318 "*If non-nil, put forwarded message before signature, else after."
319 :group 'message-forwarding
322 (defcustom message-wash-forwarded-subjects nil
323 "*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."
324 :group 'message-forwarding
327 (defcustom message-ignored-resent-headers "^Return-receipt\\|^X-Gnus\\|^Gnus-Warning:"
328 "*All headers that match this regexp will be deleted when resending a message."
329 :group 'message-interface
332 (defcustom message-forward-ignored-headers "^Content-Transfer-Encoding:\\|^X-Gnus"
333 "*All headers that match this regexp will be deleted when forwarding a message."
335 :group 'message-forwarding
336 :type '(choice (const :tag "None" nil)
339 (defcustom message-ignored-cited-headers "."
340 "*Delete these headers from the messages you yank."
341 :group 'message-insertion
344 (defcustom message-cite-prefix-regexp
345 (if (string-match "[[:digit:]]" "1") ;; support POSIX?
346 "\\([ \t]*[-_.[:word:]]+>+\\|[ \t]*[]>»|:}+]\\)+"
347 ;; ?-, ?_ or ?. MUST NOT be in syntax entry w.
348 "\\([ \t]*\\(\\w\\|[-_.]\\)+>+\\|[ \t]*[]>»|:}+]\\)+")
349 "*Regexp matching the longest possible citation prefix on a line."
350 :group 'message-insertion
353 (defcustom message-cancel-message "I am canceling my own article.\n"
354 "Message to be inserted in the cancel message."
355 :group 'message-interface
358 ;; Useful to set in site-init.el
360 (defcustom message-send-mail-function 'message-send-mail-with-sendmail
361 "Function to call to send the current buffer as mail.
362 The headers should be delimited by a line whose contents match the
363 variable `mail-header-separator'.
365 Valid values include `message-send-mail-with-sendmail' (the default),
366 `message-send-mail-with-mh', `message-send-mail-with-qmail',
367 `smtpmail-send-it' and `feedmail-send-it'.
369 See also `send-mail-function'."
370 :type '(radio (function-item message-send-mail-with-sendmail)
371 (function-item message-send-mail-with-mh)
372 (function-item message-send-mail-with-qmail)
373 (function-item smtpmail-send-it)
374 (function-item feedmail-send-it)
375 (function :tag "Other"))
376 :group 'message-sending
377 :group 'message-mail)
379 (defcustom message-send-news-function 'message-send-news
380 "Function to call to send the current buffer as news.
381 The headers should be delimited by a line whose contents match the
382 variable `mail-header-separator'."
383 :group 'message-sending
387 (defcustom message-reply-to-function nil
388 "If non-nil, function that should return a list of headers.
389 This function should pick out addresses from the To, Cc, and From headers
390 and respond with new To and Cc headers."
391 :group 'message-interface
392 :type '(choice function (const nil)))
394 (defcustom message-wide-reply-to-function nil
395 "If non-nil, function that should return a list of headers.
396 This function should pick out addresses from the To, Cc, and From headers
397 and respond with new To and Cc headers."
398 :group 'message-interface
399 :type '(choice function (const nil)))
401 (defcustom message-followup-to-function nil
402 "If non-nil, function that should return a list of headers.
403 This function should pick out addresses from the To, Cc, and From headers
404 and respond with new To and Cc headers."
405 :group 'message-interface
406 :type '(choice function (const nil)))
408 (defcustom message-use-followup-to 'ask
409 "*Specifies what to do with Followup-To header.
410 If nil, always ignore the header. If it is t, use its value, but
411 query before using the \"poster\" value. If it is the symbol `ask',
412 always query the user whether to use the value. If it is the symbol
413 `use', always use the value."
414 :group 'message-interface
415 :type '(choice (const :tag "ignore" nil)
416 (const :tag "use & query" t)
420 (defcustom message-use-mail-followup-to 'use
421 "*Specifies what to do with Mail-Followup-To header.
422 If nil, always ignore the header. If it is the symbol `ask', always
423 query the user whether to use the value. If it is the symbol `use',
424 always use the value."
425 :group 'message-interface
426 :type '(choice (const :tag "ignore" nil)
430 (defcustom message-subscribed-address-functions nil
431 "*Specifies functions for determining list subscription.
432 If nil, do not attempt to determine list subscribtion with functions.
433 If non-nil, this variable contains a list of functions which return
434 regular expressions to match lists. These functions can be used in
435 conjunction with `message-subscribed-regexps' and
436 `message-subscribed-addresses'."
437 :group 'message-interface
438 :type '(repeat sexp))
440 (defcustom message-subscribed-address-file nil
441 "*A file containing addresses the user is subscribed to.
442 If nil, do not look at any files to determine list subscriptions. If
443 non-nil, each line of this file should be a mailing list address."
444 :group 'message-interface
447 (defcustom message-subscribed-addresses nil
448 "*Specifies a list of addresses the user is subscribed to.
449 If nil, do not use any predefined list subscriptions. This list of
450 addresses can be used in conjuction with
451 `message-subscribed-address-functions' and `message-subscribed-regexps'."
452 :group 'message-interface
453 :type '(repeat string))
455 (defcustom message-subscribed-regexps nil
456 "*Specifies a list of addresses the user is subscribed to.
457 If nil, do not use any predefined list subscriptions. This list of
458 regular expressions can be used in conjuction with
459 `message-subscribed-address-functions' and `message-subscribed-addresses'."
460 :group 'message-interface
461 :type '(repeat regexp))
463 (defcustom message-allow-no-recipients 'ask
464 "Specifies what to do when there are no recipients other than Gcc/Fcc.
465 If it is the symbol `always', the posting is allowed. If it is the
466 symbol `never', the posting is not allowed. If it is the symbol
467 `ask', you are prompted."
468 :group 'message-interface
469 :type '(choice (const always)
473 (defcustom message-sendmail-f-is-evil nil
474 "*Non-nil means don't add \"-f username\" to the sendmail command line.
475 Doing so would be even more evil than leaving it out."
476 :group 'message-sending
479 ;; qmail-related stuff
480 (defcustom message-qmail-inject-program "/var/qmail/bin/qmail-inject"
481 "Location of the qmail-inject program."
482 :group 'message-sending
485 (defcustom message-qmail-inject-args nil
486 "Arguments passed to qmail-inject programs.
487 This should be a list of strings, one string for each argument.
489 For e.g., if you wish to set the envelope sender address so that bounces
490 go to the right place or to deal with listserv's usage of that address, you
491 might set this variable to '(\"-f\" \"you@some.where\")."
492 :group 'message-sending
493 :type '(repeat string))
495 (defvar message-cater-to-broken-inn t
496 "Non-nil means Gnus should not fold the `References' header.
497 Folding `References' makes ancient versions of INN create incorrect
501 (defvar gnus-post-method)
502 (defvar gnus-select-method))
503 (defcustom message-post-method
504 (cond ((and (boundp 'gnus-post-method)
505 (listp gnus-post-method)
508 ((boundp 'gnus-select-method)
511 "*Method used to post news.
512 Note that when posting from inside Gnus, for instance, this
513 variable isn't used."
515 :group 'message-sending
516 ;; This should be the `gnus-select-method' widget, but that might
517 ;; create a dependence to `gnus.el'.
520 (defcustom message-generate-headers-first nil
521 "*If non-nil, generate all required headers before composing.
522 The variables `message-required-news-headers' and
523 `message-required-mail-headers' specify which headers to generate.
525 Note that the variable `message-deletable-headers' specifies headers which
526 are to be deleted and then re-generated before sending, so this variable
527 will not have a visible effect for those headers."
528 :group 'message-headers
531 (defcustom message-setup-hook nil
532 "Normal hook, run each time a new outgoing message is initialized.
533 The function `message-setup' runs this hook."
534 :group 'message-various
537 (defcustom message-cancel-hook nil
538 "Hook run when cancelling articles."
539 :group 'message-various
542 (defcustom message-signature-setup-hook nil
543 "Normal hook, run each time a new outgoing message is initialized.
544 It is run after the headers have been inserted and before
545 the signature is inserted."
546 :group 'message-various
549 (defcustom message-mode-hook nil
550 "Hook run in message mode buffers."
551 :group 'message-various
554 (defcustom message-header-hook nil
555 "Hook run in a message mode buffer narrowed to the headers."
556 :group 'message-various
559 (defcustom message-header-setup-hook nil
560 "Hook called narrowed to the headers when setting up a message buffer."
561 :group 'message-various
564 (defcustom message-minibuffer-local-map
565 (let ((map (make-sparse-keymap 'message-minibuffer-local-map)))
566 (set-keymap-parent map minibuffer-local-map)
568 "Keymap for `message-read-from-minibuffer'.")
571 (defcustom message-citation-line-function 'message-insert-citation-line
572 "*Function called to insert the \"Whomever writes:\" line.
574 Note that Gnus provides a feature where the reader can click on
575 `writes:' to hide the cited text. If you change this line too much,
576 people who read your message will have to change their Gnus
577 configuration. See the variable `gnus-cite-attribution-suffix'."
579 :group 'message-insertion)
582 (defcustom message-yank-prefix "> "
583 "*Prefix inserted on the lines of yanked messages.
584 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
585 See also `message-yank-cited-prefix'."
587 :group 'message-insertion)
589 (defcustom message-yank-cited-prefix ">"
590 "*Prefix inserted on cited or empty lines of yanked messages.
591 Fix `message-cite-prefix-regexp' if it is set to an abnormal value.
592 See also `message-yank-prefix'."
594 :group 'message-insertion)
596 (defcustom message-indentation-spaces 3
597 "*Number of spaces to insert at the beginning of each cited line.
598 Used by `message-yank-original' via `message-yank-cite'."
599 :group 'message-insertion
603 (defcustom message-cite-function 'message-cite-original
604 "*Function for citing an original message.
605 Predefined functions include `message-cite-original' and
606 `message-cite-original-without-signature'.
607 Note that `message-cite-original' uses `mail-citation-hook' if that is non-nil."
608 :type '(radio (function-item message-cite-original)
609 (function-item message-cite-original-without-signature)
610 (function-item sc-cite-original)
611 (function :tag "Other"))
612 :group 'message-insertion)
615 (defcustom message-indent-citation-function 'message-indent-citation
616 "*Function for modifying a citation just inserted in the mail buffer.
617 This can also be a list of functions. Each function can find the
618 citation between (point) and (mark t). And each function should leave
619 point and mark around the citation text as modified."
621 :group 'message-insertion)
623 (defvar message-abbrevs-loaded nil)
626 (defcustom message-signature t
627 "*String to be inserted at the end of the message buffer.
628 If t, the `message-signature-file' file will be inserted instead.
629 If a function, the result from the function will be used instead.
630 If a form, the result from the form will be used instead."
632 :group 'message-insertion)
635 (defcustom message-signature-file "~/.signature"
636 "*Name of file containing the text inserted at end of message buffer.
637 Ignored if the named file doesn't exist.
638 If nil, don't insert a signature."
639 :type '(choice file (const :tags "None" nil))
640 :group 'message-insertion)
642 (defcustom message-distribution-function nil
643 "*Function called to return a Distribution header."
645 :group 'message-headers
646 :type '(choice function (const nil)))
648 (defcustom message-expires 14
649 "Number of days before your article expires."
651 :group 'message-headers
652 :link '(custom-manual "(message)News Headers")
655 (defcustom message-user-path nil
656 "If nil, use the NNTP server name in the Path header.
657 If stringp, use this; if non-nil, use no host name (user name only)."
659 :group 'message-headers
660 :link '(custom-manual "(message)News Headers")
661 :type '(choice (const :tag "nntp" nil)
663 (sexp :tag "none" :format "%t" t)))
665 (defvar message-reply-buffer nil)
666 (defvar message-reply-headers nil)
667 (defvar message-newsreader nil)
668 (defvar message-mailer nil)
669 (defvar message-sent-message-via nil)
670 (defvar message-checksum nil)
671 (defvar message-send-actions nil
672 "A list of actions to be performed upon successful sending of a message.")
673 (defvar message-exit-actions nil
674 "A list of actions to be performed upon exiting after sending a message.")
675 (defvar message-kill-actions nil
676 "A list of actions to be performed before killing a message buffer.")
677 (defvar message-postpone-actions nil
678 "A list of actions to be performed after postponing a message.")
680 (define-widget 'message-header-lines 'text
681 "All header lines must be LFD terminated."
682 :format "%{%t%}:%n%v"
684 :error "All header lines must be newline terminated")
686 (defcustom message-default-headers ""
687 "*A string containing header lines to be inserted in outgoing messages.
688 It is inserted before you edit the message, so you can edit or delete
690 :group 'message-headers
691 :type 'message-header-lines)
693 (defcustom message-default-mail-headers ""
694 "*A string of header lines to be inserted in outgoing mails."
695 :group 'message-headers
697 :type 'message-header-lines)
699 (defcustom message-default-news-headers ""
700 "*A string of header lines to be inserted in outgoing news articles."
701 :group 'message-headers
703 :type 'message-header-lines)
705 ;; Note: could use /usr/ucb/mail instead of sendmail;
706 ;; options -t, and -v if not interactive.
707 (defcustom message-mailer-swallows-blank-line
708 (if (and (string-match "sparc-sun-sunos\\(\\'\\|[^5]\\)"
709 system-configuration)
710 (file-readable-p "/etc/sendmail.cf")
711 (let ((buffer (get-buffer-create " *temp*")))
715 (insert-file-contents "/etc/sendmail.cf")
716 (goto-char (point-min))
717 (let ((case-fold-search nil))
718 (re-search-forward "^OR\\>" nil t)))
719 (kill-buffer buffer))))
720 ;; According to RFC822, "The field-name must be composed of printable
721 ;; ASCII characters (i. e., characters that have decimal values between
722 ;; 33 and 126, except colon)", i. e., any chars except ctl chars,
724 '(looking-at "[ \t]\\|[][!\"#$%&'()*+,-./0-9;<=>?@A-Z\\\\^_`a-z{|}~]+:"))
725 "*Set this non-nil if the system's mailer runs the header and body together.
726 \(This problem exists on Sunos 4 when sendmail is run in remote mode.)
727 The value should be an expression to test whether the problem will
729 :group 'message-sending
733 (define-mail-user-agent 'message-user-agent
734 'message-mail 'message-send-and-exit
735 'message-kill-buffer 'message-send-hook)
737 (defvar message-mh-deletable-headers '(Message-ID Date Lines Sender)
738 "If non-nil, delete the deletable headers before feeding to mh.")
740 (defvar message-send-method-alist
741 '((news message-news-p message-send-via-news)
742 (mail message-mail-p message-send-via-mail))
743 "Alist of ways to send outgoing messages.
744 Each element has the form
746 \(TYPE PREDICATE FUNCTION)
748 where TYPE is a symbol that names the method; PREDICATE is a function
749 called without any parameters to determine whether the message is
750 a message of type TYPE; and FUNCTION is a function to be called if
751 PREDICATE returns non-nil. FUNCTION is called with one parameter --
754 (defcustom message-mail-alias-type 'abbrev
755 "*What alias expansion type to use in Message buffers.
756 The default is `abbrev', which uses mailabbrev. nil switches
759 :link '(custom-manual "(message)Mail Aliases")
760 :type '(choice (const :tag "Use Mailabbrev" abbrev)
761 (const :tag "No expansion" nil)))
763 (defcustom message-auto-save-directory
764 (file-name-as-directory (nnheader-concat message-directory "drafts"))
765 "*Directory where Message auto-saves buffers if Gnus isn't running.
766 If nil, Message won't auto-save."
767 :group 'message-buffers
768 :type '(choice directory (const :tag "Don't auto-save" nil)))
770 (defcustom message-buffer-naming-style 'unique
771 "*The way new message buffers are named.
772 Valid valued are `unique' and `unsent'."
774 :group 'message-buffers
775 :type '(choice (const :tag "unique" unique)
776 (const :tag "unsent" unsent)))
778 (defcustom message-default-charset
779 (and (not (mm-multibyte-p)) 'iso-8859-1)
780 "Default charset used in non-MULE Emacsen.
781 If nil, you might be asked to input the charset."
786 (defcustom message-dont-reply-to-names
787 (and (boundp 'rmail-dont-reply-to-names) rmail-dont-reply-to-names)
788 "*A regexp specifying addresses to prune when doing wide replies.
789 A value of nil means exclude your own user name only."
792 :type '(choice (const :tag "Yourself" nil)
795 (defvar message-shoot-gnksa-feet nil
796 "*A list of GNKSA feet you are allowed to shoot.
797 Gnus gives you all the opportunity you could possibly want for
798 shooting yourself in the foot. Also, Gnus allows you to shoot the
799 feet of Good Net-Keeping Seal of Approval. The following are foot
801 `empty-article' Allow you to post an empty article;
802 `quoted-text-only' Allow you to post quoted text only;
803 `multiple-copies' Allow you to post multiple copies.")
804 ;; `cancel-messages' Allow you to cancel or supersede others' messages.
806 (defsubst message-gnksa-enable-p (feature)
807 (or (not (listp message-shoot-gnksa-feet))
808 (memq feature message-shoot-gnksa-feet)))
810 ;;; Internal variables.
811 ;;; Well, not really internal.
813 (defvar message-mode-syntax-table
814 (let ((table (copy-syntax-table text-mode-syntax-table)))
815 (modify-syntax-entry ?% ". " table)
816 (modify-syntax-entry ?> ". " table)
817 (modify-syntax-entry ?< ". " table)
819 "Syntax table used while in Message mode.")
821 (defface message-header-to-face
824 (:foreground "green2" :bold t))
827 (:foreground "MidnightBlue" :bold t))
829 (:bold t :italic t)))
830 "Face used for displaying From headers."
831 :group 'message-faces)
833 (defface message-header-cc-face
836 (:foreground "green4" :bold t))
839 (:foreground "MidnightBlue"))
842 "Face used for displaying Cc headers."
843 :group 'message-faces)
845 (defface message-header-subject-face
848 (:foreground "green3"))
851 (:foreground "navy blue" :bold t))
854 "Face used for displaying subject headers."
855 :group 'message-faces)
857 (defface message-header-newsgroups-face
860 (:foreground "yellow" :bold t :italic t))
863 (:foreground "blue4" :bold t :italic t))
865 (:bold t :italic t)))
866 "Face used for displaying newsgroups headers."
867 :group 'message-faces)
869 (defface message-header-other-face
872 (:foreground "#b00000"))
875 (:foreground "steel blue"))
877 (:bold t :italic t)))
878 "Face used for displaying newsgroups headers."
879 :group 'message-faces)
881 (defface message-header-name-face
884 (:foreground "DarkGreen"))
887 (:foreground "cornflower blue"))
890 "Face used for displaying header names."
891 :group 'message-faces)
893 (defface message-header-xheader-face
896 (:foreground "blue"))
899 (:foreground "blue"))
902 "Face used for displaying X-Header headers."
903 :group 'message-faces)
905 (defface message-separator-face
908 (:foreground "blue3"))
911 (:foreground "brown"))
914 "Face used for displaying the separator."
915 :group 'message-faces)
917 (defface message-cited-text-face
926 "Face used for displaying cited text names."
927 :group 'message-faces)
929 (defface message-mml-face
932 (:foreground "ForestGreen"))
935 (:foreground "ForestGreen"))
938 "Face used for displaying MML."
939 :group 'message-faces)
941 (defvar message-font-lock-keywords
942 (let ((content "[ \t]*\\(.+\\(\n[ \t].*\\)*\\)\n?"))
943 `((,(concat "^\\([Tt]o:\\)" content)
944 (1 'message-header-name-face)
945 (2 'message-header-to-face nil t))
946 (,(concat "^\\(^[GBF]?[Cc][Cc]:\\|^[Rr]eply-[Tt]o:\\)" content)
947 (1 'message-header-name-face)
948 (2 'message-header-cc-face nil t))
949 (,(concat "^\\([Ss]ubject:\\)" content)
950 (1 'message-header-name-face)
951 (2 'message-header-subject-face nil t))
952 (,(concat "^\\([Nn]ewsgroups:\\|Followup-[Tt]o:\\)" content)
953 (1 'message-header-name-face)
954 (2 'message-header-newsgroups-face nil t))
955 (,(concat "^\\([A-Z][^: \n\t]+:\\)" content)
956 (1 'message-header-name-face)
957 (2 'message-header-other-face nil t))
958 (,(concat "^\\(X-[A-Za-z0-9-]+\\|In-Reply-To\\):" content)
959 (1 'message-header-name-face)
960 (2 'message-header-name-face))
961 ,@(if (and mail-header-separator
962 (not (equal mail-header-separator "")))
963 `((,(concat "^\\(" (regexp-quote mail-header-separator) "\\)$")
964 1 'message-separator-face))
966 (,(concat "^\\(" message-cite-prefix-regexp "\\).*")
967 (0 'message-cited-text-face))
968 ("<#/?\\(multipart\\|part\\|external\\|mml\\).*>"
969 (0 'message-mml-face))))
970 "Additional expressions to highlight in Message mode.")
972 ;; XEmacs does it like this. For Emacs, we have to set the
973 ;; `font-lock-defaults' buffer-local variable.
974 (put 'message-mode 'font-lock-defaults '(message-font-lock-keywords t))
976 (defvar message-face-alist
977 '((bold . bold-region)
978 (underline . underline-region)
979 (default . (lambda (b e)
981 (ununderline-region b e))))
982 "Alist of mail and news faces for facemenu.
983 The cdr of ech entry is a function for applying the face to a region.")
985 (defcustom message-send-hook nil
986 "Hook run before sending messages."
987 :group 'message-various
988 :options '(ispell-message)
991 (defcustom message-send-mail-hook nil
992 "Hook run before sending mail messages."
993 :group 'message-various
996 (defcustom message-send-news-hook nil
997 "Hook run before sending news messages."
998 :group 'message-various
1001 (defcustom message-sent-hook nil
1002 "Hook run after sending messages."
1003 :group 'message-various
1006 (defvar message-send-coding-system 'binary
1007 "Coding system to encode outgoing mail.")
1009 (defvar message-draft-coding-system
1010 mm-auto-save-coding-system
1011 "Coding system to compose mail.")
1013 (defcustom message-send-mail-partially-limit 1000000
1014 "The limitation of messages sent as message/partial.
1015 The lower bound of message size in characters, beyond which the message
1016 should be sent in several parts. If it is nil, the size is unlimited."
1018 :group 'message-buffers
1019 :type '(choice (const :tag "unlimited" nil)
1022 (defcustom message-alternative-emails nil
1023 "A regexp to match the alternative email addresses.
1024 The first matched address (not primary one) is used in the From field."
1025 :group 'message-headers
1026 :type '(choice (const :tag "Always use primary" nil)
1029 (defcustom message-mail-user-agent nil
1030 "Like `mail-user-agent'.
1031 Except if it is nil, use Gnus native MUA; if it is t, use
1033 :type '(radio (const :tag "Gnus native"
1036 (const :tag "`mail-user-agent'"
1039 (function-item :tag "Default Emacs mail"
1041 sendmail-user-agent)
1042 (function-item :tag "Emacs interface to MH"
1045 (function :tag "Other"))
1049 (defcustom message-wide-reply-confirm-recipients nil
1050 "Whether to confirm a wide reply to multiple email recipients.
1051 If this variable is nil, don't ask whether to reply to all recipients.
1052 If this variable is non-nil, pose the question \"Reply to all
1053 recipients?\" before a wide reply to multiple recipients. If the user
1054 answers yes, reply to all recipients as usual. If the user answers
1055 no, only reply back to the author."
1056 :group 'message-headers
1059 (defcustom message-insert-canlock t
1060 "Whether to insert a Cancel-Lock header in news postings."
1061 :group 'message-headers
1064 ;;; Internal variables.
1066 (defvar message-sending-message "Sending...")
1067 (defvar message-buffer-list nil)
1068 (defvar message-this-is-news nil)
1069 (defvar message-this-is-mail nil)
1070 (defvar message-draft-article nil)
1071 (defvar message-mime-part nil)
1072 (defvar message-posting-charset nil)
1074 ;; Byte-compiler warning
1076 (defvar gnus-active-hashtb)
1077 (defvar gnus-read-active-file))
1079 ;;; Regexp matching the delimiter of messages in UNIX mail format
1080 ;;; (UNIX From lines), minus the initial ^. It should be a copy
1081 ;;; of rmail.el's rmail-unix-mail-delimiter.
1082 (defvar message-unix-mail-delimiter
1083 (let ((time-zone-regexp
1084 (concat "\\([A-Z]?[A-Z]?[A-Z][A-Z]\\( DST\\)?"
1085 "\\|[-+]?[0-9][0-9][0-9][0-9]"
1091 ;; Many things can happen to an RFC 822 mailbox before it is put into
1092 ;; a `From' line. The leading phrase can be stripped, e.g.
1093 ;; `Joe <@w.x:joe@y.z>' -> `<@w.x:joe@y.z>'. The <> can be stripped, e.g.
1094 ;; `<@x.y:joe@y.z>' -> `@x.y:joe@y.z'. Everything starting with a CRLF
1095 ;; can be removed, e.g.
1096 ;; From: joe@y.z (Joe K
1098 ;; can yield `From joe@y.z (Joe K Fri Mar 22 08:11:15 1996', and
1101 ;; can yield `From Joe User Fri Mar 22 08:11:15 1996'.
1102 ;; The mailbox can be removed or be replaced by white space, e.g.
1103 ;; From: "Joe User"{space}{tab}
1105 ;; can yield `From {space}{tab} Fri Mar 22 08:11:15 1996',
1106 ;; where {space} and {tab} represent the Ascii space and tab characters.
1107 ;; We want to match the results of any of these manglings.
1108 ;; The following regexp rejects names whose first characters are
1109 ;; obviously bogus, but after that anything goes.
1110 "\\([^\0-\b\n-\r\^?].*\\)? "
1112 ;; The time the message was sent.
1113 "\\([^\0-\r \^?]+\\) +" ; day of the week
1114 "\\([^\0-\r \^?]+\\) +" ; month
1115 "\\([0-3]?[0-9]\\) +" ; day of month
1116 "\\([0-2][0-9]:[0-5][0-9]\\(:[0-6][0-9]\\)?\\) *" ; time of day
1118 ;; Perhaps a time zone, specified by an abbreviation, or by a
1123 " \\([0-9][0-9]+\\) *"
1125 ;; On some systems the time zone can appear after the year, too.
1129 "\\(remote from .*\\)?"
1132 "Regexp matching the delimiter of messages in UNIX mail format.")
1134 (defvar message-unsent-separator
1135 (concat "^ *---+ +Unsent message follows +---+ *$\\|"
1136 "^ *---+ +Returned message +---+ *$\\|"
1137 "^Start of returned message$\\|"
1138 "^ *---+ +Original message +---+ *$\\|"
1139 "^ *--+ +begin message +--+ *$\\|"
1140 "^ *---+ +Original message follows +---+ *$\\|"
1141 "^ *---+ +Undelivered message follows +---+ *$\\|"
1142 "^|? *---+ +Message text follows: +---+ *|?$")
1143 "A regexp that matches the separator before the text of a failed message.")
1145 (defvar message-header-format-alist
1147 (To . message-fill-address)
1148 (Cc . message-fill-address)
1159 (References . message-shorten-references)
1161 "Alist used for formatting headers.")
1163 (defvar message-options nil
1164 "Some saved answers when sending message.")
1166 (defvar message-send-mail-real-function nil
1167 "Internal send mail function.")
1169 (defvar message-bogus-system-names "^localhost\\."
1170 "The regexp of bogus system names.")
1173 (autoload 'message-setup-toolbar "messagexmas")
1174 (autoload 'mh-new-draft-name "mh-comp")
1175 (autoload 'mh-send-letter "mh-comp")
1176 (autoload 'gnus-point-at-eol "gnus-util")
1177 (autoload 'gnus-point-at-bol "gnus-util")
1178 (autoload 'gnus-output-to-rmail "gnus-util")
1179 (autoload 'gnus-output-to-mail "gnus-util")
1180 (autoload 'mail-abbrev-in-expansion-header-p "mailabbrev")
1181 (autoload 'nndraft-request-associate-buffer "nndraft")
1182 (autoload 'nndraft-request-expire-articles "nndraft")
1183 (autoload 'gnus-open-server "gnus-int")
1184 (autoload 'gnus-request-post "gnus-int")
1185 (autoload 'gnus-alive-p "gnus-util")
1186 (autoload 'gnus-server-string "gnus")
1187 (autoload 'gnus-group-name-charset "gnus-group")
1188 (autoload 'gnus-group-name-decode "gnus-group")
1189 (autoload 'gnus-groups-from-server "gnus")
1190 (autoload 'rmail-output "rmailout"))
1195 ;;; Utility functions.
1198 (defmacro message-y-or-n-p (question show &rest text)
1199 "Ask QUESTION, displaying remaining args in a temporary buffer if SHOW."
1200 `(message-talkative-question 'y-or-n-p ,question ,show ,@text))
1202 (defmacro message-delete-line (&optional n)
1203 "Delete the current line (and the next N lines)."
1204 `(delete-region (progn (beginning-of-line) (point))
1205 (progn (forward-line ,(or n 1)) (point))))
1207 (defun message-unquote-tokens (elems)
1208 "Remove double quotes (\") from strings in list ELEMS."
1209 (mapcar (lambda (item)
1210 (while (string-match "^\\(.*\\)\"\\(.*\\)$" item)
1211 (setq item (concat (match-string 1 item)
1212 (match-string 2 item))))
1216 (defun message-tokenize-header (header &optional separator)
1217 "Split HEADER into a list of header elements.
1218 SEPARATOR is a string of characters to be used as separators. \",\"
1219 is used by default."
1222 (let ((regexp (format "[%s]+" (or separator ",")))
1227 (message-set-work-buffer)
1229 (goto-char (point-min))
1234 (cond ((and (> (point) beg)
1236 (and (looking-at regexp)
1239 (push (buffer-substring beg (point)) elems)
1240 (setq beg (match-end 0)))
1241 ((eq (char-after) ?\")
1242 (setq quoted (not quoted)))
1243 ((and (eq (char-after) ?\()
1246 ((and (eq (char-after) ?\))
1249 (nreverse elems)))))
1251 (defun message-mail-file-mbox-p (file)
1252 "Say whether FILE looks like a Unix mbox file."
1253 (when (and (file-exists-p file)
1254 (file-readable-p file)
1255 (file-regular-p file))
1257 (nnheader-insert-file-contents file)
1258 (goto-char (point-min))
1259 (looking-at message-unix-mail-delimiter))))
1261 (defun message-fetch-field (header &optional not-all)
1262 "The same as `mail-fetch-field', only remove all newlines."
1263 (let* ((inhibit-point-motion-hooks t)
1264 (case-fold-search t)
1265 (value (mail-fetch-field header nil (not not-all))))
1267 (while (string-match "\n[\t ]+" value)
1268 (setq value (replace-match " " t t value)))
1269 (set-text-properties 0 (length value) nil value)
1272 (defun message-narrow-to-field ()
1273 "Narrow the buffer to the header on the current line."
1279 (if (re-search-forward "^[^ \n\t]" nil t)
1284 (goto-char (point-min)))
1286 (defun message-add-header (&rest headers)
1287 "Add the HEADERS to the message header, skipping those already present."
1290 (unless (string-match "^\\([^:]+\\):[ \t]*[^ \t]" (car headers))
1291 (error "Invalid header `%s'" (car headers)))
1292 (setq hclean (match-string 1 (car headers)))
1294 (message-narrow-to-headers)
1295 (unless (re-search-forward (concat "^" (regexp-quote hclean) ":") nil t)
1296 (goto-char (point-max))
1297 (if (string-match "\n$" (car headers))
1298 (insert (car headers))
1299 (insert (car headers) ?\n)))))
1300 (setq headers (cdr headers))))
1303 (defun message-fetch-reply-field (header)
1304 "Fetch field HEADER from the message we're replying to."
1305 (when (and message-reply-buffer
1306 (buffer-name message-reply-buffer))
1308 (set-buffer message-reply-buffer)
1309 (message-fetch-field header))))
1311 (defun message-set-work-buffer ()
1312 (if (get-buffer " *message work*")
1314 (set-buffer " *message work*")
1316 (set-buffer (get-buffer-create " *message work*"))
1317 (kill-all-local-variables)
1318 (mm-enable-multibyte)))
1320 (defun message-functionp (form)
1321 "Return non-nil if FORM is funcallable."
1322 (or (and (symbolp form) (fboundp form))
1323 (and (listp form) (eq (car form) 'lambda))
1324 (byte-code-function-p form)))
1326 (defun message-strip-list-identifiers (subject)
1327 "Remove list identifiers in `gnus-list-identifiers' from string SUBJECT."
1328 (require 'gnus-sum) ; for gnus-list-identifiers
1329 (let ((regexp (if (stringp gnus-list-identifiers)
1330 gnus-list-identifiers
1331 (mapconcat 'identity gnus-list-identifiers " *\\|"))))
1332 (if (string-match (concat "\\(\\(\\(Re: +\\)?\\(" regexp
1333 " *\\)\\)+\\(Re: +\\)?\\)") subject)
1334 (concat (substring subject 0 (match-beginning 1))
1335 (or (match-string 3 subject)
1336 (match-string 5 subject))
1341 (defun message-strip-subject-re (subject)
1342 "Remove \"Re:\" from subject lines in string SUBJECT."
1343 (if (string-match message-subject-re-regexp subject)
1344 (substring subject (match-end 0))
1347 (defun message-remove-header (header &optional is-regexp first reverse)
1348 "Remove HEADER in the narrowed buffer.
1349 If IS-REGEXP, HEADER is a regular expression.
1350 If FIRST, only remove the first instance of the header.
1351 Return the number of headers removed."
1352 (goto-char (point-min))
1353 (let ((regexp (if is-regexp header (concat "^" (regexp-quote header) ":")))
1355 (case-fold-search t)
1357 (while (and (not (eobp))
1360 (not (looking-at regexp))
1361 (looking-at regexp))
1368 ;; There might be a continuation header, so we have to search
1369 ;; until we find a new non-continuation line.
1372 (if (re-search-forward "^[^ \t]" nil t)
1373 (goto-char (match-beginning 0))
1376 (if (re-search-forward "^[^ \t]" nil t)
1377 (goto-char (match-beginning 0))
1378 (goto-char (point-max)))))
1381 (defun message-remove-first-header (header)
1382 "Remove the first instance of HEADER if there is more than one."
1384 (regexp (concat "^" (regexp-quote header) ":")))
1386 (goto-char (point-min))
1387 (while (re-search-forward regexp nil t)
1390 (message-remove-header header nil t)
1393 (defun message-narrow-to-headers ()
1394 "Narrow the buffer to the head of the message."
1397 (goto-char (point-min))
1398 (if (re-search-forward
1399 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1402 (goto-char (point-min)))
1404 (defun message-narrow-to-head-1 ()
1405 "Like `message-narrow-to-head'. Don't widen."
1407 (goto-char (point-min))
1408 (if (search-forward "\n\n" nil 1)
1411 (goto-char (point-min)))
1413 (defun message-narrow-to-head ()
1414 "Narrow the buffer to the head of the message.
1415 Point is left at the beginning of the narrowed-to region."
1417 (message-narrow-to-head-1))
1419 (defun message-narrow-to-headers-or-head ()
1420 "Narrow the buffer to the head of the message."
1423 (goto-char (point-min))
1426 (concat "^" (regexp-quote mail-header-separator) "\n") nil t)
1427 (match-beginning 0))
1428 ((search-forward "\n\n" nil t)
1432 (goto-char (point-min)))
1434 (defun message-news-p ()
1435 "Say whether the current buffer contains a news message."
1436 (and (not message-this-is-mail)
1437 (or message-this-is-news
1440 (message-narrow-to-headers)
1441 (and (message-fetch-field "newsgroups")
1442 (not (message-fetch-field "posted-to"))))))))
1444 (defun message-mail-p ()
1445 "Say whether the current buffer contains a mail message."
1446 (and (not message-this-is-news)
1447 (or message-this-is-mail
1450 (message-narrow-to-headers)
1451 (or (message-fetch-field "to")
1452 (message-fetch-field "cc")
1453 (message-fetch-field "bcc")))))))
1455 (defun message-next-header ()
1456 "Go to the beginning of the next header."
1458 (or (eobp) (forward-char 1))
1459 (not (if (re-search-forward "^[^ \t]" nil t)
1461 (goto-char (point-max)))))
1463 (defun message-sort-headers-1 ()
1464 "Sort the buffer as headers using `message-rank' text props."
1465 (goto-char (point-min))
1468 nil 'message-next-header
1470 (message-next-header)
1474 (or (get-text-property (point) 'message-rank)
1477 (defun message-sort-headers ()
1478 "Sort the headers of the current message according to `message-header-format-alist'."
1482 (let ((max (1+ (length message-header-format-alist)))
1484 (message-narrow-to-headers)
1485 (while (re-search-forward "^[^ \n]+:" nil t)
1487 (match-beginning 0) (1+ (match-beginning 0))
1489 (if (setq rank (length (memq (assq (intern (buffer-substring
1491 (1- (match-end 0))))
1492 message-header-format-alist)
1493 message-header-format-alist)))
1496 (message-sort-headers-1))))
1506 (defvar message-mode-map nil)
1508 (unless message-mode-map
1509 (setq message-mode-map (make-keymap))
1510 (set-keymap-parent message-mode-map text-mode-map)
1511 (define-key message-mode-map "\C-c?" 'describe-mode)
1513 (define-key message-mode-map "\C-c\C-f\C-t" 'message-goto-to)
1514 (define-key message-mode-map "\C-c\C-f\C-b" 'message-goto-bcc)
1515 (define-key message-mode-map "\C-c\C-f\C-w" 'message-goto-fcc)
1516 (define-key message-mode-map "\C-c\C-f\C-c" 'message-goto-cc)
1517 (define-key message-mode-map "\C-c\C-f\C-s" 'message-goto-subject)
1518 (define-key message-mode-map "\C-c\C-f\C-r" 'message-goto-reply-to)
1519 (define-key message-mode-map "\C-c\C-f\C-n" 'message-goto-newsgroups)
1520 (define-key message-mode-map "\C-c\C-f\C-d" 'message-goto-distribution)
1521 (define-key message-mode-map "\C-c\C-f\C-f" 'message-goto-followup-to)
1522 (define-key message-mode-map "\C-c\C-f\C-m" 'message-goto-mail-followup-to)
1523 (define-key message-mode-map "\C-c\C-f\C-k" 'message-goto-keywords)
1524 (define-key message-mode-map "\C-c\C-f\C-u" 'message-goto-summary)
1525 (define-key message-mode-map "\C-c\C-f\C-i" 'message-insert-or-toggle-importance)
1526 (define-key message-mode-map "\C-c\C-b" 'message-goto-body)
1527 (define-key message-mode-map "\C-c\C-i" 'message-goto-signature)
1529 (define-key message-mode-map "\C-c\C-t" 'message-insert-to)
1530 (define-key message-mode-map "\C-c\C-n" 'message-insert-newsgroups)
1532 (define-key message-mode-map "\C-c\C-y" 'message-yank-original)
1533 (define-key message-mode-map "\C-c\M-\C-y" 'message-yank-buffer)
1534 (define-key message-mode-map "\C-c\C-q" 'message-fill-yanked-message)
1535 (define-key message-mode-map "\C-c\C-w" 'message-insert-signature)
1536 (define-key message-mode-map "\C-c\M-h" 'message-insert-headers)
1537 (define-key message-mode-map "\C-c\C-r" 'message-caesar-buffer-body)
1538 (define-key message-mode-map "\C-c\C-o" 'message-sort-headers)
1539 (define-key message-mode-map "\C-c\M-r" 'message-rename-buffer)
1541 (define-key message-mode-map "\C-c\C-c" 'message-send-and-exit)
1542 (define-key message-mode-map "\C-c\C-s" 'message-send)
1543 (define-key message-mode-map "\C-c\C-k" 'message-kill-buffer)
1544 (define-key message-mode-map "\C-c\C-d" 'message-dont-send)
1545 (define-key message-mode-map "\C-c\n" 'gnus-delay-article)
1547 (define-key message-mode-map "\C-c\C-e" 'message-elide-region)
1548 (define-key message-mode-map "\C-c\C-v" 'message-delete-not-region)
1549 (define-key message-mode-map "\C-c\C-z" 'message-kill-to-signature)
1550 (define-key message-mode-map "\M-\r" 'message-newline-and-reformat)
1551 ;;(define-key message-mode-map "\M-q" 'message-fill-paragraph)
1553 (define-key message-mode-map "\C-c\C-a" 'mml-attach-file)
1555 (define-key message-mode-map "\C-a" 'message-beginning-of-line)
1556 (define-key message-mode-map "\t" 'message-tab)
1557 (define-key message-mode-map "\M-;" 'comment-region))
1560 message-mode-menu message-mode-map "Message Menu."
1562 ["Sort Headers" message-sort-headers t]
1563 ["Yank Original" message-yank-original t]
1564 ["Fill Yanked Message" message-fill-yanked-message t]
1565 ["Insert Signature" message-insert-signature t]
1566 ["Caesar (rot13) Message" message-caesar-buffer-body t]
1567 ["Caesar (rot13) Region" message-caesar-region (mark t)]
1568 ["Elide Region" message-elide-region (mark t)]
1569 ["Delete Outside Region" message-delete-not-region (mark t)]
1570 ["Kill To Signature" message-kill-to-signature t]
1571 ["Newline and Reformat" message-newline-and-reformat t]
1572 ["Rename buffer" message-rename-buffer t]
1573 ["Flag as important" message-insert-importance-high
1574 ,@(if (featurep 'xemacs) '(t)
1575 '(:help "Mark this message as important"))]
1576 ["Flag as unimportant" message-insert-importance-low
1577 ,@(if (featurep 'xemacs) '(t)
1578 '(:help "Mark this message as unimportant"))]
1579 ["Spellcheck" ispell-message
1580 ,@(if (featurep 'xemacs) '(t)
1581 '(:help "Spellcheck this message"))]
1583 ["Send Message" message-send-and-exit
1584 ,@(if (featurep 'xemacs) '(t)
1585 '(:help "Send this message"))]
1586 ["Postpone Message" message-dont-send
1587 ,@(if (featurep 'xemacs) '(t)
1588 '(:help "File this draft message and exit"))]
1589 ["Send at Specific Time" gnus-delay-article
1590 ,@(if (featurep 'xemacs) '(t)
1591 '(:help "Ask, then arrange to send message at that time"))]
1592 ["Kill Message" message-kill-buffer
1593 ,@(if (featurep 'xemacs) '(t)
1594 '(:help "Delete this message without sending"))]))
1597 message-mode-field-menu message-mode-map ""
1599 ["Fetch To" message-insert-to t]
1600 ["Fetch Newsgroups" message-insert-newsgroups t]
1602 ["To" message-goto-to t]
1603 ["Subject" message-goto-subject t]
1604 ["Cc" message-goto-cc t]
1605 ["Reply-To" message-goto-reply-to t]
1606 ["Summary" message-goto-summary t]
1607 ["Keywords" message-goto-keywords t]
1608 ["Newsgroups" message-goto-newsgroups t]
1609 ["Followup-To" message-goto-followup-to t]
1610 ["Mail-Followup-To" message-goto-mail-followup-to t]
1611 ["Distribution" message-goto-distribution t]
1612 ["Body" message-goto-body t]
1613 ["Signature" message-goto-signature t]))
1615 (defvar message-tool-bar-map nil)
1618 (defvar facemenu-add-face-function)
1619 (defvar facemenu-remove-face-function))
1621 ;;; Forbidden properties
1623 ;; We use `after-change-functions' to keep special text properties
1624 ;; that interfer with the normal function of message mode out of the
1627 (defcustom message-strip-special-text-properties t
1628 "Strip special properties from the message buffer.
1630 Emacs has a number of special text properties which can break message
1631 composing in various ways. If this option is set, message will strip
1632 these properties from the message composition buffer. However, some
1633 packages requires these properties to be present in order to work.
1634 If you use one of these packages, turn this option off, and hope the
1635 message composition doesn't break too bad."
1636 :group 'message-various
1639 (defconst message-forbidden-properties
1640 ;; No reason this should be clutter up customize. We make it a
1641 ;; property list (rather than a list of property symbols), to be
1642 ;; directly useful for `remove-text-properties'.
1643 '(field nil read-only nil intangible nil invisible nil
1644 mouse-face nil modification-hooks nil insert-in-front-hooks nil
1645 insert-behind-hooks nil point-entered nil point-left nil)
1646 ;; Other special properties:
1647 ;; category, face, display: probably doesn't do any harm.
1648 ;; fontified: is used by font-lock.
1649 ;; syntax-table, local-map: I dunno.
1650 ;; We need to add XEmacs names to the list.
1651 "Property list of with properties.forbidden in message buffers.
1652 The values of the properties are ignored, only the property names are used.")
1654 (defun message-tamago-not-in-use-p (pos)
1655 "Return t when tamago version 4 is not in use at the cursor position.
1656 Tamago version 4 is a popular input method for writing Japanese text.
1657 It uses the properties `intangible', `invisible', `modification-hooks'
1658 and `read-only' when translating ascii or kana text to kanji text.
1659 These properties are essential to work, so we should never strip them."
1660 (not (and (boundp 'egg-modefull-mode)
1661 (symbol-value 'egg-modefull-mode)
1662 (or (memq (get-text-property pos 'intangible)
1663 '(its-part-1 its-part-2))
1664 (get-text-property pos 'egg-end)
1665 (get-text-property pos 'egg-lang)
1666 (get-text-property pos 'egg-start)))))
1668 (defun message-strip-forbidden-properties (begin end &optional old-length)
1669 "Strip forbidden properties between BEGIN and END, ignoring the third arg.
1670 This function is intended to be called from `after-change-functions'.
1671 See also `message-forbidden-properties'."
1672 (when (and message-strip-special-text-properties
1673 (message-tamago-not-in-use-p begin))
1674 (remove-text-properties begin end message-forbidden-properties)))
1677 (define-derived-mode message-mode text-mode "Message"
1678 "Major mode for editing mail and news to be sent.
1679 Like Text Mode but with these additional commands:\\<message-mode-map>
1680 C-c C-s `message-send' (send the message) C-c C-c `message-send-and-exit'
1681 C-c C-d Postpone sending the message C-c C-k Kill the message
1682 C-c C-f move to a header field (and create it if there isn't):
1683 C-c C-f C-t move to To C-c C-f C-s move to Subject
1684 C-c C-f C-c move to Cc C-c C-f C-b move to Bcc
1685 C-c C-f C-w move to Fcc C-c C-f C-r move to Reply-To
1686 C-c C-f C-u move to Summary C-c C-f C-n move to Newsgroups
1687 C-c C-f C-k move to Keywords C-c C-f C-d move to Distribution
1688 C-c C-f C-f move to Followup-To
1689 C-c C-f C-m move to Mail-Followup-To
1690 C-c C-t `message-insert-to' (add a To header to a news followup)
1691 C-c C-n `message-insert-newsgroups' (add a Newsgroup header to a news reply)
1692 C-c C-b `message-goto-body' (move to beginning of message text).
1693 C-c C-i `message-goto-signature' (move to the beginning of the signature).
1694 C-c C-w `message-insert-signature' (insert `message-signature-file' file).
1695 C-c C-y `message-yank-original' (insert current message, if any).
1696 C-c C-q `message-fill-yanked-message' (fill what was yanked).
1697 C-c C-e `message-elide-region' (elide the text between point and mark).
1698 C-c C-v `message-delete-not-region' (remove the text outside the region).
1699 C-c C-z `message-kill-to-signature' (kill the text up to the signature).
1700 C-c C-r `message-caesar-buffer-body' (rot13 the message body).
1701 C-c C-a `mml-attach-file' (attach a file as MIME).
1702 C-c C-u `message-insert-or-toggle-importance' (insert or cycle importance)
1703 M-RET `message-newline-and-reformat' (break the line and reformat)."
1704 (set (make-local-variable 'message-reply-buffer) nil)
1705 (make-local-variable 'message-send-actions)
1706 (make-local-variable 'message-exit-actions)
1707 (make-local-variable 'message-kill-actions)
1708 (make-local-variable 'message-postpone-actions)
1709 (make-local-variable 'message-draft-article)
1710 (setq buffer-offer-save t)
1711 (set (make-local-variable 'facemenu-add-face-function)
1713 (let ((face-fun (cdr (assq face message-face-alist))))
1715 (funcall face-fun (point) end)
1716 (error "Face %s not configured for %s mode" face mode-name)))
1718 (set (make-local-variable 'facemenu-remove-face-function) t)
1719 (set (make-local-variable 'message-reply-headers) nil)
1720 (make-local-variable 'message-newsreader)
1721 (make-local-variable 'message-mailer)
1722 (make-local-variable 'message-post-method)
1723 (set (make-local-variable 'message-sent-message-via) nil)
1724 (set (make-local-variable 'message-checksum) nil)
1725 (set (make-local-variable 'message-mime-part) 0)
1726 (message-setup-fill-variables)
1727 ;; Allow using comment commands to add/remove quoting.
1728 (set (make-local-variable 'comment-start) message-yank-prefix)
1729 (if (featurep 'xemacs)
1730 (message-setup-toolbar)
1731 (set (make-local-variable 'font-lock-defaults)
1732 '(message-font-lock-keywords t))
1733 (if (boundp 'tool-bar-map)
1734 (set (make-local-variable 'tool-bar-map) (message-tool-bar-map))))
1735 (easy-menu-add message-mode-menu message-mode-map)
1736 (easy-menu-add message-mode-field-menu message-mode-map)
1737 ;; make-local-hook is harmless though obsolete in Emacs 21.
1738 ;; Emacs 20 and XEmacs need make-local-hook.
1739 (make-local-hook 'after-change-functions)
1740 ;; Mmmm... Forbidden properties...
1741 (add-hook 'after-change-functions 'message-strip-forbidden-properties
1743 ;; Allow mail alias things.
1744 (when (eq message-mail-alias-type 'abbrev)
1745 (if (fboundp 'mail-abbrevs-setup)
1746 (mail-abbrevs-setup)
1747 (mail-aliases-setup)))
1748 (message-set-auto-save-file-name)
1749 (mm-enable-multibyte)
1750 (set (make-local-variable 'indent-tabs-mode) nil) ;No tabs for indentation.
1753 (defun message-setup-fill-variables ()
1754 "Setup message fill variables."
1755 (set (make-local-variable 'fill-paragraph-function)
1756 'message-fill-paragraph)
1757 (make-local-variable 'paragraph-separate)
1758 (make-local-variable 'paragraph-start)
1759 (make-local-variable 'adaptive-fill-regexp)
1760 (unless (boundp 'adaptive-fill-first-line-regexp)
1761 (setq adaptive-fill-first-line-regexp nil))
1762 (make-local-variable 'adaptive-fill-first-line-regexp)
1763 (let ((quote-prefix-regexp
1764 ;; User should change message-cite-prefix-regexp if
1765 ;; message-yank-prefix is set to an abnormal value.
1766 (concat "\\(" message-cite-prefix-regexp "\\)[ \t]*")))
1767 (setq paragraph-start
1769 (regexp-quote mail-header-separator) "$\\|"
1770 "[ \t]*$\\|" ; blank lines
1771 "-- $\\|" ; signature delimiter
1772 "---+$\\|" ; delimiters for forwarded messages
1773 page-delimiter "$\\|" ; spoiler warnings
1774 ".*wrote:$\\|" ; attribution lines
1775 quote-prefix-regexp "$")) ; empty lines in quoted text
1776 (setq paragraph-separate paragraph-start)
1777 (setq adaptive-fill-regexp
1778 (concat quote-prefix-regexp "\\|" adaptive-fill-regexp))
1779 (setq adaptive-fill-first-line-regexp
1780 (concat quote-prefix-regexp "\\|"
1781 adaptive-fill-first-line-regexp)))
1782 (make-local-variable 'auto-fill-inhibit-regexp)
1783 ;;(setq auto-fill-inhibit-regexp "^[A-Z][^: \n\t]+:")
1784 (setq auto-fill-inhibit-regexp nil)
1785 (make-local-variable 'normal-auto-fill-function)
1786 (setq normal-auto-fill-function 'message-do-auto-fill)
1787 ;; KLUDGE: auto fill might already be turned on in `text-mode-hook'.
1788 ;; In that case, ensure that it uses the right function. The real
1789 ;; solution would be not to use `define-derived-mode', and run
1790 ;; `text-mode-hook' ourself at the end of the mode.
1791 ;; -- Per Abrahamsen <abraham@dina.kvl.dk> Date: 2001-10-19.
1792 (when auto-fill-function
1793 (setq auto-fill-function normal-auto-fill-function)))
1798 ;;; Message mode commands
1801 ;;; Movement commands
1803 (defun message-goto-to ()
1804 "Move point to the To header."
1806 (message-position-on-field "To"))
1808 (defun message-goto-subject ()
1809 "Move point to the Subject header."
1811 (message-position-on-field "Subject"))
1813 (defun message-goto-cc ()
1814 "Move point to the Cc header."
1816 (message-position-on-field "Cc" "To"))
1818 (defun message-goto-bcc ()
1819 "Move point to the Bcc header."
1821 (message-position-on-field "Bcc" "Cc" "To"))
1823 (defun message-goto-fcc ()
1824 "Move point to the Fcc header."
1826 (message-position-on-field "Fcc" "To" "Newsgroups"))
1828 (defun message-goto-reply-to ()
1829 "Move point to the Reply-To header."
1831 (message-position-on-field "Reply-To" "Subject"))
1833 (defun message-goto-newsgroups ()
1834 "Move point to the Newsgroups header."
1836 (message-position-on-field "Newsgroups"))
1838 (defun message-goto-distribution ()
1839 "Move point to the Distribution header."
1841 (message-position-on-field "Distribution"))
1843 (defun message-goto-followup-to ()
1844 "Move point to the Followup-To header."
1846 (message-position-on-field "Followup-To" "Newsgroups"))
1848 (defun message-goto-mail-followup-to ()
1849 "Move point to the Mail-Followup-To header."
1851 (message-position-on-field "Mail-Followup-To" "From"))
1853 (defun message-goto-keywords ()
1854 "Move point to the Keywords header."
1856 (message-position-on-field "Keywords" "Subject"))
1858 (defun message-goto-summary ()
1859 "Move point to the Summary header."
1861 (message-position-on-field "Summary" "Subject"))
1863 (defun message-goto-body (&optional interactivep)
1864 "Move point to the beginning of the message body."
1865 (interactive (list t))
1866 (when (and interactivep
1867 (looking-at "[ \t]*\n"))
1869 (goto-char (point-min))
1870 (or (search-forward (concat "\n" mail-header-separator "\n") nil t)
1871 (search-forward-regexp "[^:]+:\\([^\n]\\|\n[ \t]\\)+\n\n" nil t)))
1873 (defun message-goto-eoh ()
1874 "Move point to the end of the headers."
1879 (defun message-goto-signature ()
1880 "Move point to the beginning of the message signature.
1881 If there is no signature in the article, go to the end and
1884 (goto-char (point-min))
1885 (if (re-search-forward message-signature-separator nil t)
1887 (goto-char (point-max))
1892 (defun message-insert-to (&optional force)
1893 "Insert a To header that points to the author of the article being replied to.
1894 If the original author requested not to be sent mail, the function signals
1896 With the prefix argument FORCE, insert the header anyway."
1898 (let ((co (message-fetch-reply-field "mail-copies-to")))
1899 (when (and (null force)
1901 (or (equal (downcase co) "never")
1902 (equal (downcase co) "nobody")))
1903 (error "The user has requested not to have copies sent via mail")))
1904 (when (and (message-position-on-field "To")
1905 (mail-fetch-field "to")
1906 (not (string-match "\\` *\\'" (mail-fetch-field "to"))))
1908 (insert (or (message-fetch-reply-field "mail-reply-to")
1909 (message-fetch-reply-field "reply-to")
1910 (message-fetch-reply-field "from") "")))
1912 (defun message-widen-reply ()
1913 "Widen the reply to include maximum recipients."
1916 (and message-reply-buffer
1917 (buffer-name message-reply-buffer)
1919 (set-buffer message-reply-buffer)
1920 (message-get-reply-headers t)))))
1923 (message-narrow-to-headers)
1924 (dolist (elem follow-to)
1925 (message-remove-header (symbol-name (car elem)))
1926 (goto-char (point-min))
1927 (insert (symbol-name (car elem)) ": "
1928 (cdr elem) "\n"))))))
1930 (defun message-insert-newsgroups ()
1931 "Insert the Newsgroups header from the article being replied to."
1933 (when (and (message-position-on-field "Newsgroups")
1934 (mail-fetch-field "newsgroups")
1935 (not (string-match "\\` *\\'" (mail-fetch-field "newsgroups"))))
1937 (insert (or (message-fetch-reply-field "newsgroups") "")))
1941 ;;; Various commands
1943 (defun message-delete-not-region (beg end)
1944 "Delete everything in the body of the current message outside of the region."
1949 ;; snarf citation prefix, if appropriate
1950 (unless (eq (point) (progn (beginning-of-line) (point)))
1951 (when (looking-at message-cite-prefix-regexp)
1952 (setq citeprefix (match-string 0))))
1954 (delete-region (point) (if (not (message-goto-signature))
1960 (delete-region beg (progn (message-goto-body)
1964 (insert citeprefix))))
1965 (when (message-goto-signature)
1968 (defun message-kill-to-signature ()
1969 "Deletes all text up to the signature."
1971 (let ((point (point)))
1972 (message-goto-signature)
1975 (kill-region point (point))
1979 (defun message-newline-and-reformat (&optional arg not-break)
1980 "Insert four newlines, and then reformat if inside quoted text.
1981 Prefix arg means justify as well."
1982 (interactive (list (if current-prefix-arg 'full)))
1983 (let (quoted point beg end leading-space bolp)
1984 (setq point (point))
1987 (setq bolp (= beg point))
1988 ;; Find first line of the paragraph.
1990 (while (and (not (eobp))
1991 (not (looking-at message-cite-prefix-regexp))
1992 (looking-at paragraph-start))
1995 (when (looking-at message-cite-prefix-regexp)
1996 (setq quoted (match-string 0))
1997 (goto-char (match-end 0))
1998 (looking-at "[ \t]*")
1999 (setq leading-space (match-string 0)))
2003 (< (- point beg) (length quoted)))
2004 ;; break inside the cite prefix.
2010 (while (and (not (eobp))
2011 (not (looking-at paragraph-separate))
2012 (looking-at message-cite-prefix-regexp)
2013 (equal quoted (match-string 0)))
2014 (goto-char (match-end 0))
2015 (looking-at "[ \t]*")
2016 (if (> (length leading-space) (length (match-string 0)))
2017 (setq leading-space (match-string 0)))
2021 (while (and (if (bobp) nil (forward-line -1) t)
2022 (not (looking-at paragraph-start))
2023 (looking-at message-cite-prefix-regexp)
2024 (equal quoted (match-string 0)))
2026 (goto-char (match-end 0))
2027 (looking-at "[ \t]*")
2028 (if (> (length leading-space) (length (match-string 0)))
2029 (setq leading-space (match-string 0)))))
2030 (while (and (not (eobp))
2031 (not (looking-at paragraph-separate))
2032 (not (looking-at message-cite-prefix-regexp)))
2036 (while (and (if (bobp) nil (forward-line -1) t)
2037 (not (looking-at paragraph-start))
2038 (not (looking-at message-cite-prefix-regexp)))
2039 (setq beg (point))))
2042 (narrow-to-region beg end)
2048 (setq point (point))
2050 (delete-region (point) (re-search-forward "[ \t]*"))
2051 (when (and quoted (not bolp))
2052 (insert quoted leading-space)))
2054 (let* ((adaptive-fill-regexp
2055 (regexp-quote (concat quoted leading-space)))
2056 (adaptive-fill-first-line-regexp
2057 adaptive-fill-regexp ))
2058 (fill-paragraph arg))
2059 (fill-paragraph arg))
2060 (if point (goto-char point)))))
2062 (defun message-fill-paragraph (&optional arg)
2063 "Like `fill-paragraph'."
2064 (interactive (list (if current-prefix-arg 'full)))
2065 (if (and (boundp 'filladapt-mode) filladapt-mode)
2067 (message-newline-and-reformat arg t)
2070 ;; Is it better to use `mail-header-end'?
2071 (defun message-point-in-header-p ()
2072 "Return t if point is in the header."
2075 (goto-char (point-min))
2076 (not (re-search-forward
2077 (concat "^" (regexp-quote mail-header-separator) "\n")
2080 (defun message-do-auto-fill ()
2081 "Like `do-auto-fill', but don't fill in message header."
2082 (unless (message-point-in-header-p)
2085 (defun message-insert-signature (&optional force)
2086 "Insert a signature. See documentation for variable `message-signature'."
2087 (interactive (list 0))
2090 ((and (null message-signature)
2093 (goto-char (point-max))
2094 (not (re-search-backward message-signature-separator nil t))))
2095 ((and (null message-signature)
2098 ((message-functionp message-signature)
2099 (funcall message-signature))
2100 ((listp message-signature)
2101 (eval message-signature))
2102 (t message-signature)))
2104 (cond ((stringp signature)
2106 ((and (eq t signature)
2107 message-signature-file
2108 (file-exists-p message-signature-file))
2111 (goto-char (point-max))
2112 ;; Insert the signature.
2116 (if (eq signature t)
2117 (insert-file-contents message-signature-file)
2119 (goto-char (point-max))
2120 (or (bolp) (insert "\n")))))
2122 (defun message-insert-importance-high ()
2123 "Insert header to mark message as important."
2126 (message-remove-header "Importance")
2128 (insert "Importance: high\n")))
2130 (defun message-insert-importance-low ()
2131 "Insert header to mark message as unimportant."
2134 (message-remove-header "Importance")
2136 (insert "Importance: low\n")))
2138 (defun message-insert-or-toggle-importance ()
2139 "Insert a \"Importance: high\" header, or cycle through the header values.
2140 The three allowed values according to RFC 1327 are `high', `normal'
2144 (let ((valid '("high" "normal" "low"))
2147 (when (setq cur (message-fetch-field "Importance"))
2148 (message-remove-header "Importance")
2149 (setq new (cond ((string= cur "high")
2151 ((string= cur "low")
2156 (insert (format "Importance: %s\n" new)))))
2158 (defun message-elide-region (b e)
2159 "Elide the text in the region.
2160 An ellipsis (from `message-elide-ellipsis') will be inserted where the
2164 (insert message-elide-ellipsis))
2166 (defvar message-caesar-translation-table nil)
2168 (defun message-caesar-region (b e &optional n)
2169 "Caesar rotate region B to E by N, default 13, for decrypting netnews."
2172 (min (point) (or (mark t) (point)))
2173 (max (point) (or (mark t) (point)))
2174 (when current-prefix-arg
2175 (prefix-numeric-value current-prefix-arg))))
2177 (setq n (if (numberp n) (mod n 26) 13)) ;canonize N
2178 (unless (or (zerop n) ; no action needed for a rot of 0
2179 (= b e)) ; no region to rotate
2180 ;; We build the table, if necessary.
2181 (when (or (not message-caesar-translation-table)
2182 (/= (aref message-caesar-translation-table ?a) (+ ?a n)))
2183 (setq message-caesar-translation-table
2184 (message-make-caesar-translation-table n)))
2185 (translate-region b e message-caesar-translation-table)))
2187 (defun message-make-caesar-translation-table (n)
2188 "Create a rot table with offset N."
2190 (table (make-string 256 0)))
2191 (while (< (incf i) 256)
2194 (substring table 0 ?A)
2195 (substring table (+ ?A n) (+ ?A n (- 26 n)))
2196 (substring table ?A (+ ?A n))
2197 (substring table (+ ?A 26) ?a)
2198 (substring table (+ ?a n) (+ ?a n (- 26 n)))
2199 (substring table ?a (+ ?a n))
2200 (substring table (+ ?a 26) 255))))
2202 (defun message-caesar-buffer-body (&optional rotnum)
2203 "Caesar rotate all letters in the current buffer by 13 places.
2204 Used to encode/decode possibly offensive messages (commonly in rec.humor).
2205 With prefix arg, specifies the number of places to rotate each letter forward.
2206 Mail and USENET news headers are not rotated."
2207 (interactive (if current-prefix-arg
2208 (list (prefix-numeric-value current-prefix-arg))
2212 (when (message-goto-body)
2213 (narrow-to-region (point) (point-max)))
2214 (message-caesar-region (point-min) (point-max) rotnum))))
2216 (defun message-pipe-buffer-body (program)
2217 "Pipe the message body in the current buffer through PROGRAM."
2220 (when (message-goto-body)
2221 (narrow-to-region (point) (point-max)))
2222 (shell-command-on-region
2223 (point-min) (point-max) program nil t))))
2225 (defun message-rename-buffer (&optional enter-string)
2226 "Rename the *message* buffer to \"*message* RECIPIENT\".
2227 If the function is run with a prefix, it will ask for a new buffer
2228 name, rather than giving an automatic name."
2229 (interactive "Pbuffer name: ")
2232 (goto-char (point-min))
2233 (narrow-to-region (point)
2234 (search-forward mail-header-separator nil 'end))
2236 (if (message-news-p) (message-fetch-field "Newsgroups")
2237 (message-fetch-field "To"))
2240 (if (string-match "," mail-to)
2241 (concat (substring mail-to 0 (match-beginning 0)) ", ...")
2243 (name-default (concat "*message* " mail-trimmed-to))
2244 (name (if enter-string
2245 (read-string "New buffer name: " name-default)
2247 (rename-buffer name t)))))
2249 (defun message-fill-yanked-message (&optional justifyp)
2250 "Fill the paragraphs of a message yanked into this one.
2251 Numeric argument means justify as well."
2254 (goto-char (point-min))
2255 (search-forward (concat "\n" mail-header-separator "\n") nil t)
2256 (let ((fill-prefix message-yank-prefix))
2257 (fill-individual-paragraphs (point) (point-max) justifyp))))
2259 (defun message-indent-citation ()
2260 "Modify text just inserted from a message to be cited.
2261 The inserted text should be the region.
2262 When this function returns, the region is again around the modified text.
2264 Normally, indent each nonblank line `message-indentation-spaces' spaces.
2265 However, if `message-yank-prefix' is non-nil, insert that prefix on each line."
2266 (let ((start (point)))
2267 ;; Remove unwanted headers.
2268 (when message-ignored-cited-headers
2273 (if (search-forward "\n\n" nil t)
2276 (message-remove-header message-ignored-cited-headers t)
2277 (when (= (point-min) (point-max))
2278 (setq all-removed t))
2279 (goto-char (point-max)))
2283 ;; Delete blank lines at the start of the buffer.
2284 (while (and (point-min)
2287 (message-delete-line))
2288 ;; Delete blank lines at the end of the buffer.
2289 (goto-char (point-max))
2292 (while (and (zerop (forward-line -1))
2294 (message-delete-line))
2295 ;; Do the indentation.
2296 (if (null message-yank-prefix)
2297 (indent-rigidly start (mark t) message-indentation-spaces)
2300 (while (< (point) (mark t))
2301 (if (or (looking-at ">") (looking-at "^$"))
2302 (insert message-yank-cited-prefix)
2303 (insert message-yank-prefix))
2307 (defun message-yank-original (&optional arg)
2308 "Insert the message being replied to, if any.
2309 Puts point before the text and mark after.
2310 Normally indents each nonblank line ARG spaces (default 3). However,
2311 if `message-yank-prefix' is non-nil, insert that prefix on each line.
2313 This function uses `message-cite-function' to do the actual citing.
2315 Just \\[universal-argument] as argument means don't indent, insert no
2316 prefix, and don't delete any headers."
2318 (let ((modified (buffer-modified-p)))
2319 (when (and message-reply-buffer
2320 message-cite-function)
2321 (delete-windows-on message-reply-buffer t)
2322 (insert-buffer message-reply-buffer)
2324 (funcall message-cite-function))
2325 (message-exchange-point-and-mark)
2329 (setq message-checksum (message-checksum))))))
2331 (defun message-yank-buffer (buffer)
2332 "Insert BUFFER into the current buffer and quote it."
2333 (interactive "bYank buffer: ")
2334 (let ((message-reply-buffer buffer))
2335 (save-window-excursion
2336 (message-yank-original))))
2338 (defun message-buffers ()
2339 "Return a list of active message buffers."
2342 (dolist (buffer (buffer-list t))
2344 (when (and (eq major-mode 'message-mode)
2345 (null message-sent-message-via))
2346 (push (buffer-name buffer) buffers))))
2347 (nreverse buffers)))
2349 (defun message-cite-original-without-signature ()
2350 "Cite function in the standard Message manner."
2351 (let ((start (point))
2354 (when message-indent-citation-function
2355 (if (listp message-indent-citation-function)
2356 message-indent-citation-function
2357 (list message-indent-citation-function)))))
2358 (mml-quote-region start end)
2362 (when (re-search-backward message-signature-separator start t)
2363 ;; Also peel off any blank lines before the signature.
2365 (while (looking-at "^[ \t]*$")
2368 (delete-region (point) end)
2369 (unless (search-backward "\n\n" start t)
2370 ;; Insert a blank line if it is peeled off.
2374 (funcall (pop functions)))
2375 (when message-citation-line-function
2378 (funcall message-citation-line-function))))
2380 (eval-when-compile (defvar mail-citation-hook)) ;Compiler directive
2381 (defun message-cite-original ()
2382 "Cite function in the standard Message manner."
2383 (if (and (boundp 'mail-citation-hook)
2385 (run-hooks 'mail-citation-hook)
2386 (let ((start (point))
2389 (when message-indent-citation-function
2390 (if (listp message-indent-citation-function)
2391 message-indent-citation-function
2392 (list message-indent-citation-function)))))
2393 (mml-quote-region start end)