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: 7.44 $
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 7.44 1995/12/13 05:48:43 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)
125 (mime/viewer-mode nil nil nil
126 aname (concat "show-" folder))
127 (goto-char (point-min))
129 (let ((clean-message-header mh-clean-message-header)
130 (invisible-headers mh-invisible-headers)
131 (visible-headers mh-visible-headers)
134 ;; modified by ARIURA <ariura@cc.tuat.ac.jp>
137 (mh-exec-lib-cmd-output "mhl" "-nobell" "-noclear"
138 (if (stringp mhl-formfile)
139 (list "-form" mhl-formfile))
141 (insert-file-contents msg-filename))
143 (goto-char (point-min))
144 (cond (clean-message-header
145 (mh-clean-msg-header (point-min)
148 (goto-char (point-min)))
150 (mh-start-of-uncleaned-message)))
151 (if tm-mh-e/decode-encoded-word
152 (mime/decode-message-header)
154 (set-buffer-modified-p nil)
155 (setq buffer-read-only t)
158 (or (eq buffer-undo-list t) ;don't save undo info for prev msgs
159 (setq buffer-undo-list nil))
160 (setq buffer-file-name msg-filename)
162 (setq mode-line-buffer-identification
163 (list (format mh-show-buffer-mode-line-buffer-id
166 (setq mh-showing-with-headers nil)))))
168 (defun tm-mh-e/view-message (&optional msg)
169 "MIME decode and play this message."
171 (if (or (null tm-mh-e/automatic-mime-preview)
172 (null (get-buffer mh-show-buffer))
174 (set-buffer mh-show-buffer)
175 (not (eq major-mode 'mime/viewer-mode))
177 (let ((tm-mh-e/automatic-mime-preview t))
178 (mh-invalidate-show-buffer)
181 (pop-to-buffer mh-show-buffer)
184 (defun tm-mh-e/toggle-decoding-mode (arg)
185 "Toggle MIME processing mode.
186 With arg, turn MIME processing on if arg is positive."
188 (setq tm-mh-e/automatic-mime-preview
190 (not tm-mh-e/automatic-mime-preview)
193 (set-buffer mh-show-buffer)
194 (if (null tm-mh-e/automatic-mime-preview)
195 (if (and mime::preview/article-buffer
196 (get-buffer mime::preview/article-buffer))
197 (kill-buffer mime::preview/article-buffer)
199 (mh-invalidate-show-buffer)
200 (mh-show (mh-get-msg-num t))
203 (defun tm-mh-e/show (&optional message)
205 (mh-invalidate-show-buffer)
209 (defun tm-mh-e/header-display ()
211 (mh-invalidate-show-buffer)
212 (let ((mime-viewer/ignored-field-regexp "^:$")
213 tm-mh-e/decode-encoded-word)
217 (defun tm-mh-e/raw-display ()
219 (mh-invalidate-show-buffer)
220 (let (tm-mh-e/automatic-mime-preview
221 tm-mh-e/decode-encoded-word)
229 (fset 'tm-mh-e/code-convert-region-to-emacs
230 (symbol-function 'mime/code-convert-region-to-emacs))
232 (defun tm-mh-e/content-header-filter ()
233 (goto-char (point-min))
234 (mime-preview/cut-header)
235 (tm-mh-e/code-convert-region-to-emacs (point-min)(point-max)
236 mime/default-coding-system)
237 (mime/decode-message-header)
238 (if (featurep 'hilit19)
239 (hilit-rehighlight-buffer-quietly)
243 (defun tm-mh-e/quitting-method ()
244 (let ((win (get-buffer-window
245 mime/output-buffer-name))
246 (buf (current-buffer))
252 (let ((name (buffer-name buf)))
255 (if (not tm-mh-e/automatic-mime-preview)
256 (mh-invalidate-show-buffer)
258 (mh-show (mh-get-msg-num t))
261 (defun tm-mh-e/set-window-configuration ()
263 (set-buffer mh-show-buffer)
264 (setq mime::preview/original-window-configuration
265 (current-window-configuration))
268 (add-hook 'mh-show-hook 'tm-mh-e/set-window-configuration)
278 (set-atype 'mime/content-decoding-condition
279 '((type . "message/partial")
280 (method . mime-article/grab-message/partials)
281 (major-mode . mh-show-mode)
283 . (and (or (string-match "^article-\\(.+\\)$" article-buffer)
284 (string-match "^show-\\(.+\\)$" article-buffer))
285 (substring article-buffer
286 (match-beginning 1) (match-end 1))
289 (set-alist 'tm-partial/preview-article-method-alist
293 (let ((tm-mh-e/automatic-mime-preview t))
302 (defun tm-mh-e::make-message (folder number)
303 (vector folder number)
306 (defun tm-mh-e::message/folder (message)
310 (defun tm-mh-e::message/number (message)
314 (defun tm-mh-e::message/file-name (message)
316 (tm-mh-e::message/number message)
317 (mh-expand-file-name (tm-mh-e::message/folder message))
320 ;;; modified by OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
321 ;;; 1995/11/14 (cf. [tm-ja:1096])
322 (defun tm-mh-e/prompt-for-message (prompt folder &optional default)
324 (directory-files (mh-expand-file-name folder) nil "^[0-9]+$")
326 (folder-buf (get-buffer folder))
330 (set-buffer folder-buf)
331 (let* ((show-buffer (get-buffer mh-show-buffer))
332 (show-buffer-file-name
333 (buffer-file-name show-buffer)))
334 (if show-buffer-file-name
335 (file-name-nondirectory show-buffer-file-name)))))))
336 (if (or (null default)
337 (not (string-match "^[0-9]+$" default)))
339 (if (and (string= folder mh-sent-from-folder)
341 (int-to-string mh-sent-from-msg)
345 (= 0 (mh-exec-cmd-quiet nil "pick" folder "cur"))
346 (set-buffer mh-temp-buffer)
347 (setq cur-msg (buffer-string))
348 (string-match "^[0-9]+$" cur-msg))
349 (substring cur-msg 0 (match-end 0))
351 (completing-read prompt
362 (defun tm-mh-e/query-message (&optional message)
366 (setq folder (tm-mh-e::message/folder message))
367 (setq number (tm-mh-e::message/number message))
370 (setq folder (mh-prompt-for-folder
372 (if (and (stringp mh-sent-from-folder)
373 (string-match "^\\+" mh-sent-from-folder))
374 mh-sent-from-folder "+inbox")
378 (number-to-string number)
379 (tm-mh-e/prompt-for-message "Message number: " folder)
381 (tm-mh-e::make-message folder number)
385 ;;; by OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
386 ;;; 1995/11/14 (cf. [tm-ja:1099])
387 (defun tm-mh-e/forward (to cc &optional msg-or-seq)
388 "Forward a message or message sequence as MIME message/rfc822.
389 Defaults to displayed message. If optional prefix argument provided,
390 then prompt for the message sequence. See also documentation for
391 `\\[mh-send]' function."
394 (list (mh-read-address "To: ")
395 (mh-read-address "Cc: ")
396 (if current-prefix-arg
397 (mh-read-seq-default "Forward" t)
401 (setq msg-or-seq (mh-get-msg-num t)))
402 (if (numberp msg-or-seq)
403 (setq msg-or-seq (int-to-string msg-or-seq)))
404 (let* ((folder mh-current-folder)
405 (config (current-window-configuration))
406 ;; uses "draft" for compatibility with forw.
407 ;; forw always leaves file in "draft" since it doesn't have -draft
408 (draft-name (expand-file-name "draft" mh-user-path))
409 (draft (cond ((or (not (file-exists-p draft-name))
410 (y-or-n-p "The file `draft' exists. Discard it? "))
412 "-noedit" "-nowhatnowproc"
413 "-form" tm-mh-e/forwcomps
416 (mh-read-draft "" draft-name t)
417 (mh-insert-fields "To:" to "Cc:" cc)
418 (set-buffer-modified-p nil)))
420 (mh-read-draft "" draft-name nil)))))
422 (let ((msubtype "digest")
423 orig-from orig-subject multipart-flag
426 (regexp-quote (mime-make-tag "message" "rfc822"))))
428 (goto-char (point-min))
431 (goto-char (point-max))
432 (if (not (bolp)) (insert "\n"))
434 (narrow-to-region beg beg)
435 (mh-exec-cmd-output "pick" nil folder msg-or-seq)
436 (if (> (count-lines (point) (point-max)) 1)
437 (setq multipart-flag t)
439 (while (re-search-forward "^\\([0-9]+\\)\n" nil t)
441 (buffer-substring (match-beginning 1) (match-end 1)))
442 (beg (match-beginning 0))
446 (narrow-to-region beg end)
447 ;; modified for Emacs 18
448 (delete-region beg end)
449 (insert-file-contents
450 (mh-expand-file-name forw-msg
451 (mh-expand-file-name folder))
454 (push-mark (point-max))
455 (mime-editor/inserted-message-filter))
456 (goto-char (point-max))
460 (mime-editor/insert-tag "message" "rfc822")
462 (delete-region (point) (point-max))
464 (mime-editor/enclose-region "digest" beg (point))
466 (re-search-forward tag-regexp)
469 (narrow-to-region (point) (point-max))
470 (setq orig-from (mh-get-header-field "From:"))
471 (setq orig-subject (mh-get-header-field "Subject:")))
473 (mh-forwarded-letter-subject orig-from orig-subject)))
474 (mh-insert-fields "Subject:" forw-subject)
475 (goto-char (point-min))
476 (re-search-forward tag-regexp)
478 (delete-other-windows)
479 (if (numberp msg-or-seq)
480 (mh-add-msgs-to-seq msg-or-seq 'forwarded t)
481 (mh-add-msgs-to-seq (mh-seq-to-msgs msg-or-seq) 'forwarded t))
482 (mh-compose-and-send-mail draft "" folder msg-or-seq
484 mh-note-forw "Forwarded:"
488 (defun tm-mh-e/insert-message (&optional message)
489 ;; always ignores message
490 (let ((article-buffer
491 (if (not (and (stringp mh-sent-from-folder)
492 (numberp mh-sent-from-msg)
494 (cond ((and (boundp 'gnus-original-article-buffer)
495 (bufferp mh-sent-from-folder)
496 (get-buffer gnus-original-article-buffer)
498 gnus-original-article-buffer)
499 ((and (boundp 'gnus-article-buffer)
500 (get-buffer gnus-article-buffer)
501 (bufferp mh-sent-from-folder)
504 (set-buffer gnus-article-buffer)
505 (if (eq major-mode 'mime/viewer-mode)
506 mime::preview/article-buffer
510 (if (null article-buffer)
512 (tm-mh-e::make-message mh-sent-from-folder mh-sent-from-msg)
514 (insert-buffer article-buffer)
515 (mime-editor/inserted-message-filter)
519 (defun tm-mh-e/insert-mail (&optional message)
523 (tm-mh-e::message/file-name (tm-mh-e/query-message message))))
524 (narrow-to-region (point) (point))
525 (insert-file-contents message-file)
526 (push-mark (point-max))
527 (mime-editor/inserted-message-filter)
535 'mime-editor/message-inserter-alist
536 'mh-letter-mode (function tm-mh-e/insert-message))
538 'mime-editor/mail-inserter-alist
539 'mh-letter-mode (function tm-mh-e/insert-mail))
541 'mime-editor/mail-inserter-alist
542 'news-reply-mode (function tm-mh-e/insert-mail))
545 (defun tm-mh-e/insert-letter (verbatim)
546 "Interface to mh-insert-letter."
549 ((folder (mh-prompt-for-folder
551 (if (and (stringp mh-sent-from-folder)
552 (string-match "^\\+" mh-sent-from-folder))
553 mh-sent-from-folder "+inbox")
555 (number (tm-mh-e/prompt-for-message "Message number: " folder)))
556 (mh-insert-letter folder number verbatim)))
558 (defun tm-mh-e/yank-cur-msg ()
559 "Interface to mh-yank-cur-msg."
561 (let ((mh-sent-from-folder mh-sent-from-folder)
562 (mh-sent-from-msg mh-sent-from-msg))
563 (if (not (stringp mh-sent-from-folder))
564 (cond ((and (boundp 'gnus-article-buffer)
565 (get-buffer gnus-article-buffer)
566 (bufferp mh-sent-from-folder)
567 ) ; might be called from GNUS
568 (if (boundp 'gnus-article-copy) ; might be sgnus
570 (gnus-copy-article-buffer)
571 (setq mh-sent-from-folder gnus-article-copy)
572 (set-buffer mh-sent-from-folder)
573 (setq mh-show-buffer gnus-article-copy))
575 (setq mh-sent-from-folder gnus-article-buffer)
576 (set-buffer gnus-article-buffer)
577 (setq mh-show-buffer (current-buffer)))))
579 (error "There is no current message"))))
586 (substitute-key-definition
587 'mh-forward 'tm-mh-e/forward mh-folder-mode-map)
592 (substitute-key-definition
593 'mh-yank-cur-msg 'tm-mh-e/yank-cur-msg mh-letter-mode-map)
601 (define-key mh-folder-mode-map "v" (function tm-mh-e/view-message))
602 (define-key mh-folder-mode-map "\et" (function tm-mh-e/toggle-decoding-mode))
603 (define-key mh-folder-mode-map "." (function tm-mh-e/show))
604 (define-key mh-folder-mode-map "," (function tm-mh-e/header-display))
605 (define-key mh-folder-mode-map "\e," (function tm-mh-e/raw-display))
606 (define-key mh-folder-mode-map "\r"
609 (scroll-other-window 1)
611 (define-key mh-folder-mode-map "\e\r"
614 (scroll-other-window -1)
617 (defun tm-mh-e/summary-before-quit ()
618 (let ((buf (get-buffer mh-show-buffer)))
620 (let ((the-buf (current-buffer)))
621 (switch-to-buffer buf)
622 (if (and mime::article/preview-buffer
623 (setq buf (get-buffer mime::article/preview-buffer))
626 (switch-to-buffer the-buf)
629 (switch-to-buffer the-buf)
633 (add-hook 'mh-before-quit-hook (function tm-mh-e/summary-before-quit))
635 (set-alist 'mime-viewer/quitting-method-alist
637 (function tm-mh-e/quitting-method))
639 (set-alist 'mime-viewer/content-header-filter-alist
641 (function tm-mh-e/content-header-filter))
643 (set-alist 'mime-viewer/code-converter-alist
645 (function tm-mh-e/code-convert-region-to-emacs))
653 (run-hooks 'tm-mh-e-load-hook)