2 ;;; tm-mh-e.el --- MIME extender for mh-e
4 ;;; Copyright (C) 1995 Free Software Foundation, Inc.
5 ;;; Copyright (C) 1993,1994,1995 MORIOKA Tomohiko
7 ;;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
8 ;;; OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
9 ;;; modified by YAMAOKA Katsumi <yamaoka@ga.sony.co.jp>
10 ;;; Maintainer: MORIOKA Tomohiko <morioka@jaist.ac.jp>
11 ;;; Created: 1993/11/21 (obsolete mh-e-mime.el)
12 ;;; Version: $Revision: 7.47 $
13 ;;; Keywords: mail, MH, MIME, multimedia, encoded-word, multilingual
15 ;;; This file is part of tm (Tools for MIME).
17 ;;; This program is free software; you can redistribute it and/or
18 ;;; modify it under the terms of the GNU General Public License as
19 ;;; published by the Free Software Foundation; either version 2, or
20 ;;; (at your option) any later version.
22 ;;; This program is distributed in the hope that it will be useful,
23 ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
24 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
25 ;;; General Public License for more details.
27 ;;; You should have received a copy of the GNU General Public License
28 ;;; along with This program. If not, write to the Free Software
29 ;;; Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
36 (if (not (boundp 'mh-e-version))
41 (or (fboundp 'mh-get-header-field)
42 (defalias 'mh-get-header-field 'mh-get-field)
49 (defconst tm-mh-e/RCS-ID
50 "$Id: tm-mh-e.el,v 7.47 1996/01/25 15:14:27 morioka Exp $")
52 (defconst tm-mh-e/version (get-version-string tm-mh-e/RCS-ID))
58 (defvar tm-mh-e/automatic-mime-preview t
59 "*If non-nil, show MIME processed message.")
61 (defvar tm-mh-e/decode-encoded-word t
62 "*If non-nil, decode encoded-word when it is not MIME preview mode.")
64 (defvar tm-mh-e/forwcomps "forwcomps"
65 "Name of file to be used as a skeleton for forwarding messages.
66 Default is \"forwcomps\". If not a complete path name, the file
67 is searched for first in the user's MH directory, then in the
68 system MH lib directory.")
74 (if (not (fboundp 'tm-mh-e/original-mh-display-msg))
75 (fset 'tm-mh-e/original-mh-display-msg
76 (symbol-function 'mh-display-msg))
79 (defun mh-display-msg (msg-num folder &optional show-buffer mode)
81 (setq mode tm-mh-e/automatic-mime-preview)
83 ;; Display message NUMBER of FOLDER.
84 ;; Sets the current buffer to the show buffer.
87 (setq show-buffer mh-show-buffer))
88 ;; Bind variables in folder buffer in case they are local
89 (let ((msg-filename (mh-msg-filename msg-num)))
90 (if (not (file-exists-p msg-filename))
91 (error "Message %d does not exist" msg-num))
92 (set-buffer show-buffer)
93 (cond ((not (equal msg-filename buffer-file-name))
94 ;; Buffer does not yet contain message.
95 (clear-visited-file-modtime)
97 (setq buffer-file-name nil) ; no locking during setup
98 (setq buffer-read-only nil)
101 (let* ((aname (concat "article-" folder))
102 (abuf (get-buffer aname))
107 (setq buffer-read-only nil)
110 (setq abuf (get-buffer-create aname))
113 (let ((file-coding-system-for-read
114 (if (boundp 'MULE) *noconv*))
116 (insert-file-contents msg-filename)
117 ;; (goto-char (point-min))
118 (while (re-search-forward "\r$" nil t)
122 (set-buffer-modified-p nil)
123 (setq buffer-read-only t)
124 (setq buffer-file-name msg-filename)
126 (mime/viewer-mode nil nil nil
127 aname (concat "show-" folder))
128 (goto-char (point-min))
130 (let ((clean-message-header mh-clean-message-header)
131 (invisible-headers mh-invisible-headers)
132 (visible-headers mh-visible-headers)
135 ;; modified by ARIURA <ariura@cc.tuat.ac.jp>
138 (mh-exec-lib-cmd-output "mhl" "-nobell" "-noclear"
139 (if (stringp mhl-formfile)
140 (list "-form" mhl-formfile))
142 (insert-file-contents msg-filename))
144 (goto-char (point-min))
145 (cond (clean-message-header
146 (mh-clean-msg-header (point-min)
149 (goto-char (point-min)))
151 (mh-start-of-uncleaned-message)))
152 (if tm-mh-e/decode-encoded-word
153 (mime/decode-message-header)
155 (set-buffer-modified-p nil)
156 (setq buffer-read-only t)
157 (setq buffer-file-name msg-filename)
160 (or (eq buffer-undo-list t) ;don't save undo info for prev msgs
161 (setq buffer-undo-list nil))
163 (setq mode-line-buffer-identification
164 (list (format mh-show-buffer-mode-line-buffer-id
167 (setq mh-showing-with-headers nil)))))
169 (defun tm-mh-e/view-message (&optional msg)
170 "MIME decode and play this message."
172 (if (or (null tm-mh-e/automatic-mime-preview)
173 (null (get-buffer mh-show-buffer))
175 (set-buffer mh-show-buffer)
176 (not (eq major-mode 'mime/viewer-mode))
178 (let ((tm-mh-e/automatic-mime-preview t))
179 (mh-invalidate-show-buffer)
182 (pop-to-buffer mh-show-buffer)
185 (defun tm-mh-e/toggle-decoding-mode (arg)
186 "Toggle MIME processing mode.
187 With arg, turn MIME processing on if arg is positive."
189 (setq tm-mh-e/automatic-mime-preview
191 (not tm-mh-e/automatic-mime-preview)
194 (set-buffer mh-show-buffer)
195 (if (null tm-mh-e/automatic-mime-preview)
196 (if (and mime::preview/article-buffer
197 (get-buffer mime::preview/article-buffer))
198 (kill-buffer mime::preview/article-buffer)
200 (mh-invalidate-show-buffer)
201 (mh-show (mh-get-msg-num t))
204 (defun tm-mh-e/show (&optional message)
206 (mh-invalidate-show-buffer)
210 (defun tm-mh-e/header-display ()
212 (mh-invalidate-show-buffer)
213 (let ((mime-viewer/ignored-field-regexp "^:$")
214 tm-mh-e/decode-encoded-word)
218 (defun tm-mh-e/raw-display ()
220 (mh-invalidate-show-buffer)
221 (let (tm-mh-e/automatic-mime-preview
222 tm-mh-e/decode-encoded-word)
230 (fset 'tm-mh-e/code-convert-region-to-emacs
231 (symbol-function 'mime/code-convert-region-to-emacs))
233 (defun tm-mh-e/content-header-filter ()
234 (goto-char (point-min))
235 (mime-preview/cut-header)
236 (tm-mh-e/code-convert-region-to-emacs (point-min)(point-max)
237 mime/default-coding-system)
238 (mime/decode-message-header)
239 (if (featurep 'hilit19)
240 (hilit-rehighlight-buffer-quietly)
244 (defun tm-mh-e/quitting-method ()
245 (let ((win (get-buffer-window
246 mime/output-buffer-name))
247 (buf (current-buffer))
253 (let ((name (buffer-name buf)))
256 (if (not tm-mh-e/automatic-mime-preview)
257 (mh-invalidate-show-buffer)
259 (mh-show (mh-get-msg-num t))
262 (defun tm-mh-e/set-window-configuration ()
264 (set-buffer mh-show-buffer)
265 (setq mime::preview/original-window-configuration
266 (current-window-configuration))
269 (add-hook 'mh-show-hook 'tm-mh-e/set-window-configuration)
279 (set-atype 'mime/content-decoding-condition
280 '((type . "message/partial")
281 (method . mime-article/grab-message/partials)
282 (major-mode . mh-show-mode)
284 . (and (or (string-match "^article-\\(.+\\)$" article-buffer)
285 (string-match "^show-\\(.+\\)$" article-buffer))
286 (substring article-buffer
287 (match-beginning 1) (match-end 1))
290 (set-alist 'tm-partial/preview-article-method-alist
294 (let ((tm-mh-e/automatic-mime-preview t))
303 (defun tm-mh-e::make-message (folder number)
304 (vector folder number)
307 (defun tm-mh-e::message/folder (message)
311 (defun tm-mh-e::message/number (message)
315 (defun tm-mh-e::message/file-name (message)
317 (tm-mh-e::message/number message)
318 (mh-expand-file-name (tm-mh-e::message/folder message))
321 ;;; modified by OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
322 ;;; 1995/11/14 (cf. [tm-ja:1096])
323 (defun tm-mh-e/prompt-for-message (prompt folder &optional default)
325 (directory-files (mh-expand-file-name folder) nil "^[0-9]+$")
327 (folder-buf (get-buffer folder))
331 (set-buffer folder-buf)
332 (let* ((show-buffer (get-buffer mh-show-buffer))
333 (show-buffer-file-name
334 (buffer-file-name show-buffer)))
335 (if show-buffer-file-name
336 (file-name-nondirectory show-buffer-file-name)))))))
337 (if (or (null default)
338 (not (string-match "^[0-9]+$" default)))
340 (if (and (string= folder mh-sent-from-folder)
342 (int-to-string mh-sent-from-msg)
346 (= 0 (mh-exec-cmd-quiet nil "pick" folder "cur"))
347 (set-buffer mh-temp-buffer)
348 (setq cur-msg (buffer-string))
349 (string-match "^[0-9]+$" cur-msg))
350 (substring cur-msg 0 (match-end 0))
352 (completing-read prompt
363 (defun tm-mh-e/query-message (&optional message)
367 (setq folder (tm-mh-e::message/folder message))
368 (setq number (tm-mh-e::message/number message))
371 (setq folder (mh-prompt-for-folder
373 (if (and (stringp mh-sent-from-folder)
374 (string-match "^\\+" mh-sent-from-folder))
375 mh-sent-from-folder "+inbox")
379 (number-to-string number)
380 (tm-mh-e/prompt-for-message "Message number: " folder)
382 (tm-mh-e::make-message folder number)
386 ;;; by OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
387 ;;; 1995/11/14 (cf. [tm-ja:1099])
388 (defun tm-mh-e/forward (to cc &optional msg-or-seq)
389 "Forward a message or message sequence as MIME message/rfc822.
390 Defaults to displayed message. If optional prefix argument provided,
391 then prompt for the message sequence. See also documentation for
392 `\\[mh-send]' function."
395 (list (mh-read-address "To: ")
396 (mh-read-address "Cc: ")
397 (if current-prefix-arg
398 (mh-read-seq-default "Forward" t)
402 (setq msg-or-seq (mh-get-msg-num t)))
403 (let* ((folder mh-current-folder)
404 (config (current-window-configuration))
405 ;; uses "draft" for compatibility with forw.
406 ;; forw always leaves file in "draft" since it doesn't have -draft
407 (draft-name (expand-file-name "draft" mh-user-path))
408 (draft (cond ((or (not (file-exists-p draft-name))
409 (y-or-n-p "The file `draft' exists. Discard it? "))
411 "-noedit" "-nowhatnowproc"
412 "-form" tm-mh-e/forwcomps
415 (mh-read-draft "" draft-name t)
416 (mh-insert-fields "To:" to "Cc:" cc)
417 (set-buffer-modified-p nil)))
419 (mh-read-draft "" draft-name nil)))))
421 (let ((msubtype "digest")
422 orig-from orig-subject multipart-flag
425 (regexp-quote (mime-make-tag "message" "rfc822"))))
427 (goto-char (point-min))
430 (goto-char (point-max))
431 (if (not (bolp)) (insert "\n"))
433 (narrow-to-region beg beg)
434 (mh-exec-cmd-output "pick" nil folder msg-or-seq)
435 (if (> (count-lines (point) (point-max)) 1)
436 (setq multipart-flag t)
438 (while (re-search-forward "^\\([0-9]+\\)\n" nil t)
440 (buffer-substring (match-beginning 1) (match-end 1)))
441 (beg (match-beginning 0))
445 (narrow-to-region beg end)
446 ;; modified for Emacs 18
447 (delete-region beg end)
448 (insert-file-contents
449 (mh-expand-file-name forw-msg
450 (mh-expand-file-name folder))
453 (push-mark (point-max))
454 (mime-editor/inserted-message-filter))
455 (goto-char (point-max))
459 (mime-editor/insert-tag "message" "rfc822")
461 (delete-region (point) (point-max))
463 (mime-editor/enclose-region "digest" beg (point))
465 (re-search-forward tag-regexp)
468 (narrow-to-region (point) (point-max))
469 (setq orig-from (mh-get-header-field "From:"))
470 (setq orig-subject (mh-get-header-field "Subject:")))
472 (mh-forwarded-letter-subject orig-from orig-subject)))
473 (mh-insert-fields "Subject:" forw-subject)
474 (goto-char (point-min))
475 (re-search-forward tag-regexp)
477 (delete-other-windows)
478 (if (numberp msg-or-seq)
479 (mh-add-msgs-to-seq msg-or-seq 'forwarded t)
480 (mh-add-msgs-to-seq (mh-seq-to-msgs msg-or-seq) 'forwarded t))
481 (mh-compose-and-send-mail draft "" folder msg-or-seq
483 mh-note-forw "Forwarded:"
487 (defun tm-mh-e/insert-message (&optional message)
488 ;; always ignores message
489 (let ((article-buffer
490 (if (not (and (stringp mh-sent-from-folder)
491 (numberp mh-sent-from-msg)
493 (cond ((and (boundp 'gnus-original-article-buffer)
494 (bufferp mh-sent-from-folder)
495 (get-buffer gnus-original-article-buffer)
497 gnus-original-article-buffer)
498 ((and (boundp 'gnus-article-buffer)
499 (get-buffer gnus-article-buffer)
500 (bufferp mh-sent-from-folder)
503 (set-buffer gnus-article-buffer)
504 (if (eq major-mode 'mime/viewer-mode)
505 mime::preview/article-buffer
509 (if (null article-buffer)
511 (tm-mh-e::make-message mh-sent-from-folder mh-sent-from-msg)
513 (insert-buffer article-buffer)
514 (mime-editor/inserted-message-filter)
518 (defun tm-mh-e/insert-mail (&optional message)
522 (tm-mh-e::message/file-name (tm-mh-e/query-message message))))
523 (narrow-to-region (point) (point))
524 (insert-file-contents message-file)
525 (push-mark (point-max))
526 (mime-editor/inserted-message-filter)
534 'mime-editor/message-inserter-alist
535 'mh-letter-mode (function tm-mh-e/insert-message))
537 'mime-editor/mail-inserter-alist
538 'mh-letter-mode (function tm-mh-e/insert-mail))
540 'mime-editor/mail-inserter-alist
541 'news-reply-mode (function tm-mh-e/insert-mail))
544 (defun tm-mh-e/insert-letter (verbatim)
545 "Interface to mh-insert-letter."
548 ((folder (mh-prompt-for-folder
550 (if (and (stringp mh-sent-from-folder)
551 (string-match "^\\+" mh-sent-from-folder))
552 mh-sent-from-folder "+inbox")
554 (number (tm-mh-e/prompt-for-message "Message number: " folder)))
555 (mh-insert-letter folder number verbatim)))
557 (defun tm-mh-e/yank-cur-msg ()
558 "Interface to mh-yank-cur-msg."
560 (let ((mh-sent-from-folder mh-sent-from-folder)
561 (mh-sent-from-msg mh-sent-from-msg))
562 (if (not (stringp mh-sent-from-folder))
563 (cond ((and (boundp 'gnus-article-buffer)
564 (get-buffer gnus-article-buffer)
565 (bufferp mh-sent-from-folder)
566 ) ; might be called from GNUS
567 (if (boundp 'gnus-article-copy) ; might be sgnus
569 (gnus-copy-article-buffer)
570 (setq mh-sent-from-folder gnus-article-copy)
571 (set-buffer mh-sent-from-folder)
572 (setq mh-show-buffer gnus-article-copy))
574 (setq mh-sent-from-folder gnus-article-buffer)
575 (set-buffer gnus-article-buffer)
576 (setq mh-show-buffer (current-buffer)))))
578 (error "There is no current message"))))
585 (substitute-key-definition
586 'mh-forward 'tm-mh-e/forward mh-folder-mode-map)
591 (substitute-key-definition
592 'mh-yank-cur-msg 'tm-mh-e/yank-cur-msg mh-letter-mode-map)
611 (define-key mh-folder-mode-map "v" (function tm-mh-e/view-message))
612 (define-key mh-folder-mode-map "\et" (function tm-mh-e/toggle-decoding-mode))
613 (define-key mh-folder-mode-map "." (function tm-mh-e/show))
614 (define-key mh-folder-mode-map "," (function tm-mh-e/header-display))
615 (define-key mh-folder-mode-map "\e," (function tm-mh-e/raw-display))
616 (define-key mh-folder-mode-map "\r"
619 (scroll-other-window 1)
621 (define-key mh-folder-mode-map "\e\r"
624 (scroll-other-window -1)
627 (defun tm-mh-e/summary-before-quit ()
628 (let ((buf (get-buffer mh-show-buffer)))
630 (let ((the-buf (current-buffer)))
631 (switch-to-buffer buf)
632 (if (and mime::article/preview-buffer
633 (setq buf (get-buffer mime::article/preview-buffer))
636 (switch-to-buffer the-buf)
639 (switch-to-buffer the-buf)
643 (add-hook 'mh-before-quit-hook (function tm-mh-e/summary-before-quit))
645 (set-alist 'mime-viewer/quitting-method-alist
647 (function tm-mh-e/quitting-method))
649 (set-alist 'mime-viewer/content-header-filter-alist
651 (function tm-mh-e/content-header-filter))
653 (set-alist 'mime-viewer/code-converter-alist
655 (function tm-mh-e/code-convert-region-to-emacs))
663 (run-hooks 'tm-mh-e-load-hook)
665 ;;; tm-mh-e.el ends here