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: 7.41 $
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.
34 (if (not (boundp 'mh-e-version))
39 (or (fboundp 'mh-get-header-field)
40 (defalias 'mh-get-header-field 'mh-get-field)
47 (defconst tm-mh-e/RCS-ID
48 "$Id: tm-mh-e.el,v 7.41 1995/12/04 03:45:44 morioka Exp $")
50 (defconst tm-mh-e/version (get-version-string tm-mh-e/RCS-ID))
56 (defvar tm-mh-e/automatic-mime-preview t
57 "If non-nil, show MIME processed message.")
59 (defvar tm-mh-e/decode-encoded-word t
60 "If non-nil, decode encoded-word when it is not MIME preview mode.")
62 (defvar tm-mh-e/forwcomps "forwcomps"
63 "Name of file to be used as a skeleton for forwarding messages.
64 Default is \"forwcomps\". If not a complete path name, the file
65 is searched for first in the user's MH directory, then in the
66 system MH lib directory.")
71 (if (not (fboundp 'tm-mh-e/original-mh-display-msg))
72 (fset 'tm-mh-e/original-mh-display-msg
73 (symbol-function 'mh-display-msg))
76 (defun mh-display-msg (msg-num folder &optional show-buffer mode)
78 (setq mode tm-mh-e/automatic-mime-preview)
80 ;; Display message NUMBER of FOLDER.
81 ;; Sets the current buffer to the show buffer.
84 (setq show-buffer mh-show-buffer))
85 ;; Bind variables in folder buffer in case they are local
86 (let ((msg-filename (mh-msg-filename msg-num)))
87 (if (not (file-exists-p msg-filename))
88 (error "Message %d does not exist" msg-num))
89 (set-buffer show-buffer)
90 (cond ((not (equal msg-filename buffer-file-name))
91 ;; Buffer does not yet contain message.
92 (clear-visited-file-modtime)
94 (setq buffer-file-name nil) ; no locking during setup
95 (setq buffer-read-only nil)
98 (let* ((aname (concat "article-" folder))
99 (abuf (get-buffer aname))
104 (setq buffer-read-only nil)
107 (setq abuf (get-buffer-create aname))
110 (let ((file-coding-system-for-read
111 (if (boundp 'MULE) *noconv*))
113 (insert-file-contents msg-filename)
114 ;; (goto-char (point-min))
115 (while (re-search-forward "\r$" nil t)
119 (set-buffer-modified-p nil)
120 (setq buffer-read-only t)
122 (mime/viewer-mode nil nil nil
123 aname (concat "show-" folder))
124 (goto-char (point-min))
126 (let ((clean-message-header mh-clean-message-header)
127 (invisible-headers mh-invisible-headers)
128 (visible-headers mh-visible-headers)
131 ;; modified by ARIURA <ariura@cc.tuat.ac.jp>
134 (mh-exec-lib-cmd-output "mhl" "-nobell" "-noclear"
135 (if (stringp mhl-formfile)
136 (list "-form" mhl-formfile))
138 (insert-file-contents msg-filename))
140 (goto-char (point-min))
141 (cond (clean-message-header
142 (mh-clean-msg-header (point-min)
145 (goto-char (point-min)))
147 (mh-start-of-uncleaned-message)))
148 (if tm-mh-e/decode-encoded-word
149 (mime/decode-message-header)
151 (set-buffer-modified-p nil)
152 (setq buffer-read-only t)
155 (or (eq buffer-undo-list t) ;don't save undo info for prev msgs
156 (setq buffer-undo-list nil))
157 (setq buffer-file-name msg-filename)
159 (setq mode-line-buffer-identification
160 (list (format mh-show-buffer-mode-line-buffer-id
163 (setq mh-showing-with-headers nil)))))
165 (defun tm-mh-e/view-message (&optional msg)
166 "MIME decode and play this message."
168 (if (or (null tm-mh-e/automatic-mime-preview)
169 (null (get-buffer mh-show-buffer))
171 (set-buffer mh-show-buffer)
172 (not (eq major-mode 'mime/viewer-mode))
174 (let ((tm-mh-e/automatic-mime-preview t))
175 (mh-invalidate-show-buffer)
178 (pop-to-buffer mh-show-buffer)
181 (defun tm-mh-e/toggle-decoding-mode (arg)
182 "Toggle MIME processing mode.
183 With arg, turn MIME processing on if arg is positive."
185 (setq tm-mh-e/automatic-mime-preview
187 (not tm-mh-e/automatic-mime-preview)
190 (set-buffer mh-show-buffer)
191 (if (null tm-mh-e/automatic-mime-preview)
192 (if (and mime::preview/article-buffer
193 (get-buffer mime::preview/article-buffer))
194 (kill-buffer mime::preview/article-buffer)
196 (mh-invalidate-show-buffer)
197 (mh-show (mh-get-msg-num t))
200 (defun tm-mh-e/show (&optional message)
202 (mh-invalidate-show-buffer)
206 (defun tm-mh-e/header-display ()
208 (mh-invalidate-show-buffer)
209 (let ((mime-viewer/ignored-field-regexp "^:$")
210 tm-mh-e/decode-encoded-word)
214 (defun tm-mh-e/raw-display ()
216 (mh-invalidate-show-buffer)
217 (let (tm-mh-e/automatic-mime-preview
218 tm-mh-e/decode-encoded-word)
226 (fset 'tm-mh-e/code-convert-region-to-emacs
227 (symbol-function 'mime/code-convert-region-to-emacs))
229 (defun tm-mh-e/content-header-filter ()
230 (goto-char (point-min))
231 (while (and (re-search-forward mime-viewer/ignored-field-regexp nil t)
237 (re-search-forward "^\\([^ \t]\\|$\\)" nil t)
241 (tm-mh-e/code-convert-region-to-emacs (point-min)(point-max)
242 mime/default-coding-system)
243 (mime/decode-message-header)
244 (if (featurep 'hilit19)
245 (hilit-rehighlight-buffer-quietly)
249 (defun tm-mh-e/quitting-method ()
250 (let ((win (get-buffer-window
251 mime/output-buffer-name))
252 (buf (current-buffer))
258 (let ((name (buffer-name buf)))
261 (if (not tm-mh-e/automatic-mime-preview)
262 (mh-invalidate-show-buffer)
264 (mh-show (mh-get-msg-num t))
275 (set-atype 'mime/content-decoding-condition
276 '((type . "message/partial")
277 (method . mime-article/grab-message/partials)
278 (major-mode . mh-show-mode)
280 . (and (or (string-match "^article-\\(.+\\)$" article-buffer)
281 (string-match "^show-\\(.+\\)$" article-buffer))
282 (substring article-buffer
283 (match-beginning 1) (match-end 1))
286 (set-alist 'tm-partial/preview-article-method-alist
290 (let ((tm-mh-e/automatic-mime-preview t))
299 (defun tm-mh-e::make-message (folder number)
300 (vector folder number)
303 (defun tm-mh-e::message/folder (message)
307 (defun tm-mh-e::message/number (message)
311 (defun tm-mh-e::message/file-name (message)
313 (tm-mh-e::message/number message)
314 (mh-expand-file-name (tm-mh-e::message/folder message))
317 ;;; modified by OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
318 ;;; 1995/11/14 (cf. [tm-ja:1096])
319 (defun tm-mh-e/prompt-for-message (prompt folder &optional default)
321 (directory-files (mh-expand-file-name folder) nil "^[0-9]+$")
323 (folder-buf (get-buffer folder))
327 (set-buffer folder-buf)
328 (let* ((show-buffer (get-buffer mh-show-buffer))
329 (show-buffer-file-name
330 (buffer-file-name show-buffer)))
331 (if show-buffer-file-name
332 (file-name-nondirectory show-buffer-file-name)))))))
333 (if (or (null default)
334 (not (string-match "^[0-9]+$" default)))
336 (if (and (string= folder mh-sent-from-folder)
338 (int-to-string mh-sent-from-msg)
342 (= 0 (mh-exec-cmd-quiet nil "pick" folder "cur"))
343 (set-buffer mh-temp-buffer)
344 (setq cur-msg (buffer-string))
345 (string-match "^[0-9]+$" cur-msg))
346 (substring cur-msg 0 (match-end 0))
348 (completing-read prompt
359 (defun tm-mh-e/query-message (&optional message)
363 (setq folder (tm-mh-e::message/folder message))
364 (setq number (tm-mh-e::message/number message))
367 (setq folder (mh-prompt-for-folder
369 (if (and (stringp mh-sent-from-folder)
370 (string-match "^\\+" mh-sent-from-folder))
371 mh-sent-from-folder "+inbox")
375 (number-to-string number)
376 (tm-mh-e/prompt-for-message "Message number: " folder)
378 (tm-mh-e::make-message folder number)
382 ;;; by OKABE Yasuo <okabe@kudpc.kyoto-u.ac.jp>
383 ;;; 1995/11/14 (cf. [tm-ja:1099])
384 (defun tm-mh-e/forward (to cc &optional msg-or-seq)
385 "Forward a message or message sequence as MIME message/rfc822.
386 Defaults to displayed message. If optional prefix argument provided,
387 then prompt for the message sequence. See also documentation for
388 `\\[mh-send]' function."
391 (list (mh-read-address "To: ")
392 (mh-read-address "Cc: ")
393 (if current-prefix-arg
394 (mh-read-seq-default "Forward" t)
398 (setq msg-or-seq (mh-get-msg-num t)))
399 (if (numberp msg-or-seq)
400 (setq msg-or-seq (int-to-string msg-or-seq)))
401 (let* ((folder mh-current-folder)
402 (config (current-window-configuration))
403 ;; uses "draft" for compatibility with forw.
404 ;; forw always leaves file in "draft" since it doesn't have -draft
405 (draft-name (expand-file-name "draft" mh-user-path))
406 (draft (cond ((or (not (file-exists-p draft-name))
407 (y-or-n-p "The file `draft' exists. Discard it? "))
409 "-noedit" "-nowhatnowproc"
410 "-form" tm-mh-e/forwcomps
413 (mh-read-draft "" draft-name t)
414 (mh-insert-fields "To:" to "Cc:" cc)
415 (set-buffer-modified-p nil)))
417 (mh-read-draft "" draft-name nil)))))
419 (let ((msubtype "digest")
420 orig-from orig-subject multipart-flag
423 (regexp-quote (mime-make-tag "message" "rfc822"))))
425 (goto-char (point-min))
428 (goto-char (point-max))
429 (if (not (bolp)) (insert "\n"))
431 (narrow-to-region beg beg)
432 (mh-exec-cmd-output "pick" nil folder msg-or-seq)
433 (if (> (count-lines (point) (point-max)) 1)
434 (setq multipart-flag t)
436 (while (re-search-forward "^\\([0-9]+\\)\n" nil t)
438 (buffer-substring (match-beginning 1) (match-end 1)))
439 (beg (match-beginning 0))
443 (narrow-to-region beg end)
444 ;; modified for Emacs 18
445 (delete-region beg end)
446 (insert-file-contents
447 (mh-expand-file-name forw-msg
448 (mh-expand-file-name folder))
451 (push-mark (point-max))
452 (mime-editor/inserted-message-filter))
453 (goto-char (point-max))
457 (mime-editor/insert-tag "message" "rfc822")
459 (delete-region (point) (point-max))
461 (mime-editor/enclose-region "digest" beg (point))
463 (re-search-forward tag-regexp)
466 (narrow-to-region (point) (point-max))
467 (setq orig-from (mh-get-header-field "From:"))
468 (setq orig-subject (mh-get-header-field "Subject:")))
470 (mh-forwarded-letter-subject orig-from orig-subject)))
471 (mh-insert-fields "Subject:" forw-subject)
472 (goto-char (point-min))
473 (re-search-forward tag-regexp)
475 (delete-other-windows)
476 (if (numberp msg-or-seq)
477 (mh-add-msgs-to-seq msg-or-seq 'forwarded t)
478 (mh-add-msgs-to-seq (mh-seq-to-msgs msg-or-seq) 'forwarded t))
479 (mh-compose-and-send-mail draft "" folder msg-or-seq
481 mh-note-forw "Forwarded:"
485 (defun tm-mh-e/insert-message (&optional message)
486 ;; always ignores message
487 (let ((article-buffer
488 (if (not (and (stringp mh-sent-from-folder)
489 (numberp mh-sent-from-msg)
491 (cond ((and (boundp 'gnus-original-article-buffer)
492 (bufferp mh-sent-from-folder)
493 (get-buffer gnus-original-article-buffer)
495 gnus-original-article-buffer)
496 ((and (boundp 'gnus-article-buffer)
497 (get-buffer gnus-article-buffer)
498 (bufferp mh-sent-from-folder)
501 (set-buffer gnus-article-buffer)
502 (if (eq major-mode 'mime/viewer-mode)
503 mime::preview/article-buffer
507 (if (null article-buffer)
509 (tm-mh-e::make-message mh-sent-from-folder mh-sent-from-msg)
511 (insert-buffer article-buffer)
512 (mime-editor/inserted-message-filter)
516 (defun tm-mh-e/insert-mail (&optional message)
520 (tm-mh-e::message/file-name (tm-mh-e/query-message message))))
521 (narrow-to-region (point) (point))
522 (insert-file-contents message-file)
523 (push-mark (point-max))
524 (mime-editor/inserted-message-filter)
532 'mime-editor/message-inserter-alist
533 'mh-letter-mode (function tm-mh-e/insert-message))
535 'mime-editor/mail-inserter-alist
536 'mh-letter-mode (function tm-mh-e/insert-mail))
538 'mime-editor/mail-inserter-alist
539 'news-reply-mode (function tm-mh-e/insert-mail))
542 (defun tm-mh-e/insert-letter (verbatim)
543 "Interface to mh-insert-letter."
546 ((folder (mh-prompt-for-folder
548 (if (and (stringp mh-sent-from-folder)
549 (string-match "^\\+" mh-sent-from-folder))
550 mh-sent-from-folder "+inbox")
552 (number (tm-mh-e/prompt-for-message "Message number: " folder)))
553 (mh-insert-letter folder number verbatim)))
555 (defun tm-mh-e/yank-cur-msg ()
556 "Interface to mh-yank-cur-msg."
558 (let ((mh-sent-from-folder mh-sent-from-folder)
559 (mh-sent-from-msg mh-sent-from-msg))
560 (if (not (stringp mh-sent-from-folder))
561 (cond ((and (boundp 'gnus-article-buffer)
562 (get-buffer gnus-article-buffer)
563 (bufferp mh-sent-from-folder)
564 ) ; might be called from GNUS
565 (if (boundp 'gnus-article-copy) ; might be sgnus
567 (gnus-copy-article-buffer)
568 (setq mh-sent-from-folder gnus-article-copy)
569 (set-buffer mh-sent-from-folder)
570 (setq mh-show-buffer gnus-article-copy))
572 (setq mh-sent-from-folder gnus-article-buffer)
573 (set-buffer gnus-article-buffer)
574 (setq mh-show-buffer (current-buffer)))))
576 (error "There is no current message"))))
583 (substitute-key-definition
584 'mh-forward 'tm-mh-e/forward mh-folder-mode-map)
589 (substitute-key-definition
590 'mh-yank-cur-msg 'tm-mh-e/yank-cur-msg mh-letter-mode-map)
598 (define-key mh-folder-mode-map "v" (function tm-mh-e/view-message))
599 (define-key mh-folder-mode-map "\et" (function tm-mh-e/toggle-decoding-mode))
600 (define-key mh-folder-mode-map "." (function tm-mh-e/show))
601 (define-key mh-folder-mode-map "," (function tm-mh-e/header-display))
602 (define-key mh-folder-mode-map "\e," (function tm-mh-e/raw-display))
603 (define-key mh-folder-mode-map "\r"
606 (scroll-other-window 1)
608 (define-key mh-folder-mode-map "\e\r"
611 (scroll-other-window -1)
614 (defun tm-mh-e/summary-before-quit ()
615 (let ((buf (get-buffer mh-show-buffer)))
617 (let ((the-buf (current-buffer)))
618 (switch-to-buffer buf)
619 (if (and mime::article/preview-buffer
620 (setq buf (get-buffer mime::article/preview-buffer))
623 (switch-to-buffer the-buf)
626 (switch-to-buffer the-buf)
630 (add-hook 'mh-before-quit-hook (function tm-mh-e/summary-before-quit))
632 (set-alist 'mime-viewer/quitting-method-alist
634 (function tm-mh-e/quitting-method))
636 (set-alist 'mime-viewer/content-header-filter-alist
638 (function tm-mh-e/content-header-filter))
640 (set-alist 'mime-viewer/code-converter-alist
642 (function tm-mh-e/code-convert-region-to-emacs))
650 (run-hooks 'tm-mh-e-load-hook)