1 ;;; tm-view.el --- interactive MIME viewer for GNU Emacs
3 ;; Copyright (C) 1995,1996 Free Software Foundation, Inc.
5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
6 ;; Created: 1994/7/13 (1994/8/31 obsolete tm-body.el)
7 ;; Version: $Revision: 7.75 $
8 ;; Keywords: mail, news, MIME, multimedia
10 ;; This file is part of tm (Tools for MIME).
12 ;; This program is free software; you can redistribute it and/or
13 ;; modify it under the terms of the GNU General Public License as
14 ;; published by the Free Software Foundation; either version 2, or (at
15 ;; your option) any later version.
17 ;; This program is distributed in the hope that it will be useful, but
18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 ;; General Public License for more details.
22 ;; You should have received a copy of the GNU General Public License
23 ;; along with This program; see the file COPYING. If not, write to
24 ;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
25 ;; Boston, MA 02111-1307, USA.
44 (defconst mime-viewer/RCS-ID
45 "$Id: tm-view.el,v 7.75 1996/09/14 08:56:05 morioka Exp $")
47 (defconst mime-viewer/version (get-version-string mime-viewer/RCS-ID))
48 (defconst mime/viewer-version mime-viewer/version)
54 (defvar mime/content-decoding-condition
55 '(((type . "text/plain")
56 (method "tm-plain" nil 'file 'type 'encoding 'mode 'name))
58 (method "tm-html" nil 'file 'type 'encoding 'mode 'name)
60 ((type . "text/x-rot13-47")
61 (method . mime-article/decode-caesar))
63 ((type . "audio/basic")
64 (method "tm-au" nil 'file 'type 'encoding 'mode 'name))
66 ((type . "image/jpeg")
67 (method "tm-image" nil 'file 'type 'encoding 'mode 'name))
69 (method "tm-image" nil 'file 'type 'encoding 'mode 'name))
70 ((type . "image/tiff")
71 (method "tm-image" nil 'file 'type 'encoding 'mode 'name))
72 ((type . "image/x-tiff")
73 (method "tm-image" nil 'file 'type 'encoding 'mode 'name))
74 ((type . "image/x-xbm")
75 (method "tm-image" nil 'file 'type 'encoding 'mode 'name))
76 ((type . "image/x-pic")
77 (method "tm-image" nil 'file 'type 'encoding 'mode 'name))
78 ((type . "image/x-mag")
79 (method "tm-image" nil 'file 'type 'encoding 'mode 'name))
81 ((type . "video/mpeg")
82 (method "tm-mpeg" nil 'file 'type 'encoding 'mode 'name))
84 ((type . "application/octet-stream")
85 (method "tm-file" nil 'file 'type 'encoding 'mode 'name))
87 ;;((type . "message/external-body")
88 ;; (method "xterm" nil
89 ;; "-e" "showexternal"
90 ;; 'file '"access-type" '"name" '"site" '"directory"))
91 ((type . "message/rfc822")
92 (method . mime-article/view-message/rfc822))
93 ((type . "message/partial")
94 (method . mime-article/decode-message/partial))
97 "-m" "tm" "-x" "-d" "-z" "-e" 'file)(mode . "play"))
98 ((method "tm-file" nil 'file 'type 'encoding 'mode 'name)
102 (defvar mime-viewer/childrens-header-showing-Content-Type-list
103 '("message/rfc822" "message/news"))
105 (defvar mime-viewer/default-showing-Content-Type-list
106 '("text/plain" nil "text/richtext" "text/enriched"
107 "text/x-latex" "application/x-latex"
108 "message/delivery-status"
109 "application/pgp" "text/x-pgp"
110 "application/octet-stream"
111 "application/x-selection" "application/x-comment"))
113 (defvar mime-viewer/content-button-ignored-ctype-list
114 '("application/x-selection"))
116 (defvar mime-viewer/content-button-visible-ctype-list
117 '("application/pgp"))
119 (defvar mime-viewer/uuencode-encoding-name-list '("x-uue" "x-uuencode"))
121 (defvar mime-viewer/ignored-field-list
122 '(".*Received" ".*Path" ".*Id" "References"
123 "Replied" "Errors-To"
124 "Lines" "Sender" ".*Host" "Xref"
125 "Content-Type" "Precedence"
127 "All fields that match this list will be hidden in MIME preview buffer.
128 Each elements are regexp of field-name. [tm-view.el]")
130 (defvar mime-viewer/ignored-field-regexp
132 (apply (function regexp-or) mime-viewer/ignored-field-list)
135 (defvar mime-viewer/visible-field-list
136 '("Dnas.*" "Message-Id")
137 "All fields that match this list will be displayed in MIME preview buffer.
138 Each elements are regexp of field-name. [tm-view.el]")
140 (defvar mime-viewer/visible-field-regexp
142 (apply (function regexp-or) mime-viewer/visible-field-list)
145 (defvar mime-viewer/redisplay nil)
147 (defvar mime-viewer/announcement-for-message/partial
148 (if (and (>= emacs-major-version 19) window-system)
150 \[[ This is message/partial style split message. ]]
151 \[[ Please press `v' key in this buffer ]]
152 \[[ or click here by mouse button-2. ]]"
154 \[[ This is message/partial style split message. ]]
155 \[[ Please press `v' key in this buffer. ]]"
159 ;;; @@ predicate functions
162 (defun mime-viewer/header-visible-p (rcnum cinfo &optional ctype)
166 (mime::content-info/type
167 (mime-article/rcnum-to-cinfo (cdr rcnum) cinfo)
169 (member ctype mime-viewer/childrens-header-showing-Content-Type-list)
172 (defun mime-viewer/body-visible-p (rcnum cinfo &optional ctype)
176 (mime::content-info/type
177 (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
180 (and (member ctype mime-viewer/default-showing-Content-Type-list)
181 (if (string-equal ctype "application/octet-stream")
184 (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
186 (member (mime::content-info/encoding ccinfo)
187 '(nil "7bit" "8bit"))
193 ;;; @@ content button
196 (defun mime-preview/insert-content-button
197 (rcnum cinfo ctype params subj encoding)
199 (narrow-to-region (point)(point))
200 (let ((access-type (assoc "access-type" params))
201 (charset (assoc "charset" params))
202 (num (or (assoc-value "x-part-number" params)
206 (format "%s" (1+ num))
212 (let ((server (assoc "server" params)))
213 (setq access-type (cdr access-type))
215 (insert (format "[%s %s ([%s] %s)]\n" num subj
216 access-type (cdr server)))
217 (let ((site (assoc-value "site" params))
218 (dir (assoc-value "directory" params))
220 (insert (format "[%s %s ([%s] %s:%s)]\n" num subj
221 access-type site dir))
225 (insert (concat "[" num " " subj))
227 (if (setq charset (cdr charset))
229 (format " <%s; %s (%s)>]\n"
230 ctype charset encoding)
231 (format " <%s; %s>]\n" ctype charset)
233 (format " <%s>]\n" ctype)
235 (if (>= (+ (current-column)(length rest))(window-width))
236 (setq rest (concat "\n\t" rest))
240 (tm:add-button (point-min)(1- (point-max))
241 (function mime-viewer/play-content))
244 (defun mime-preview/default-content-button-function
245 (rcnum cinfo ctype params subj encoding)
246 (if (and (consp rcnum)
249 mime-viewer/content-button-ignored-ctype-list)))
250 (mime-preview/insert-content-button
251 rcnum cinfo ctype params subj encoding)
254 (defvar mime-preview/content-button-function
255 (function mime-preview/default-content-button-function))
258 ;;; @@ content header filter
261 (defun mime-preview/cut-header ()
262 (goto-char (point-min))
264 (re-search-forward mime-viewer/ignored-field-regexp nil t)
265 (let* ((beg (match-beginning 0))
267 (name (buffer-substring beg end))
269 (if (not (string-match mime-viewer/visible-field-regexp name))
274 (re-search-forward "^\\([^ \t]\\|$\\)" nil t)
281 (defun mime-viewer/default-content-header-filter ()
282 (mime-preview/cut-header)
283 (mime/decode-message-header)
286 (defvar mime-viewer/content-header-filter-alist nil)
289 ;;; @@ content filter
292 (defvar mime-viewer/content-filter-alist
293 '(("text/enriched" . mime-preview/filter-for-text/enriched)
294 ("text/richtext" . mime-preview/filter-for-text/richtext)
295 (t . mime-preview/filter-for-text/plain)
299 ;;; @@ content separator
302 (defun mime-preview/default-content-separator (rcnum cinfo ctype params subj)
303 (if (and (not (mime-viewer/header-visible-p rcnum cinfo ctype))
304 (not (mime-viewer/body-visible-p rcnum cinfo ctype))
307 (goto-char (point-max))
312 ;;; @@ buffer local variables
316 (defvar mime::article/preview-buffer nil)
317 (defvar mime::article/code-converter nil)
318 (defvar mime::preview/article-buffer nil)
320 (make-variable-buffer-local 'mime::article/content-info)
321 (make-variable-buffer-local 'mime::article/preview-buffer)
322 (make-variable-buffer-local 'mime::article/code-converter)
324 (make-variable-buffer-local 'mime::preview/mother-buffer)
325 (make-variable-buffer-local 'mime::preview/content-list)
326 (make-variable-buffer-local 'mime::preview/article-buffer)
327 (make-variable-buffer-local 'mime::preview/original-major-mode)
328 (make-variable-buffer-local 'mime::preview/original-window-configuration)
331 ;;; @@ quitting method
334 (defvar mime-viewer/quitting-method-alist
335 '((mime/show-message-mode
336 . mime-viewer/quitting-method-for-mime/show-message-mode)))
338 (defvar mime-viewer/over-to-previous-method-alist nil)
339 (defvar mime-viewer/over-to-next-method-alist nil)
341 (defvar mime-viewer/show-summary-method nil)
344 ;;; @@ following method
347 (defvar mime-viewer/following-method-alist nil)
353 ;; hack from Gnus 5.0.4.
355 (defvar mime-viewer/x-face-to-pbm-command
356 "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm")
358 (defvar mime-viewer/x-face-command
359 (concat mime-viewer/x-face-to-pbm-command
361 "String to be executed to display an X-Face field.
362 The command will be executed in a sub-shell asynchronously.
363 The compressed face will be piped to this command.")
365 (defun mime-viewer/x-face-function ()
366 "Function to display X-Face field. You can redefine to customize."
367 ;; 1995/10/12 (c.f. tm-eng:130)
368 ;; fixed by Eric Ding <ericding@San-Jose.ate.slb.com>
370 (narrow-to-region (point-min) (re-search-forward "^$" nil t))
372 (goto-char (point-min))
373 (if (re-search-forward "^X-Face:[ \t]*" nil t)
374 (let ((beg (match-end 0))
375 (end (std11-field-end))
377 (call-process-region beg end "sh" nil 0 nil
378 "-c" mime-viewer/x-face-command)
385 (defun mime-preview/get-original-major-mode ()
386 (if mime::preview/mother-buffer
388 (set-buffer mime::preview/mother-buffer)
389 (mime-preview/get-original-major-mode)
391 mime::preview/original-major-mode))
394 ;;; @ data structures
397 ;;; @@ preview-content-info
400 (define-structure mime::preview-content-info
401 point-min point-max buffer content-info)
407 (defun mime-viewer/setup-buffer (&optional ctl encoding ibuf obuf)
413 (or mime-viewer/redisplay
414 (setq mime::article/content-info (mime/parse-message ctl encoding))
416 (let ((ret (mime-viewer/make-preview-buffer obuf)))
417 (setq mime::article/preview-buffer (car ret))
420 (defun mime-viewer/make-preview-buffer (&optional obuf)
421 (let* ((cinfo mime::article/content-info)
422 (pcl (mime/flatten-content-info cinfo))
423 (dest (make-list (length pcl) nil))
424 (the-buf (current-buffer))
428 (setq obuf (concat "*Preview-" (buffer-name the-buf) "*")))
429 (set-buffer (get-buffer-create obuf))
430 (setq buffer-read-only nil)
433 (setq mime::preview/article-buffer the-buf)
434 (setq mime::preview/original-major-mode mode)
435 (setq major-mode 'mime/viewer-mode)
436 (setq mode-name "MIME-View")
440 (mime-preview/display-content (car pcl) cinfo the-buf obuf))
444 (set-buffer-modified-p nil)
445 (setq buffer-read-only t)
450 (defun mime-preview/display-content (content cinfo ibuf obuf)
451 (let* ((beg (mime::content-info/point-min content))
452 (end (mime::content-info/point-max content))
453 (ctype (mime::content-info/type content))
454 (params (mime::content-info/parameters content))
455 (encoding (mime::content-info/encoding content))
456 (rcnum (mime::content-info/rcnum content))
460 (setq he (if (re-search-forward "^$" nil t)
467 (narrow-to-region beg end)
469 (mime-eword/decode-string
470 (mime-article/get-subject params encoding)))
474 (narrow-to-region nb nb)
475 (funcall mime-preview/content-button-function
476 rcnum cinfo ctype params subj encoding)
477 (if (mime-viewer/header-visible-p rcnum cinfo ctype)
478 (mime-preview/display-header beg he)
480 (if (and (null rcnum)
482 ctype mime-viewer/content-button-visible-ctype-list))
484 (goto-char (point-max))
485 (mime-preview/insert-content-button
486 rcnum cinfo ctype params subj encoding)
488 (cond ((mime-viewer/body-visible-p rcnum cinfo ctype)
489 (mime-preview/display-body he end
490 rcnum cinfo ctype params subj encoding)
492 ((equal ctype "message/partial")
493 (mime-preview/display-message/partial)
496 (null (mime::content-info/children cinfo))
498 (goto-char (point-max))
499 (mime-preview/insert-content-button
500 rcnum cinfo ctype params subj encoding)
502 (mime-preview/default-content-separator rcnum cinfo ctype params subj)
505 (setq ne (point-max))
507 (mime::preview-content-info/create nb (1- ne) ibuf content)
512 (defun mime-preview/display-header (beg end)
514 (narrow-to-region (point)(point))
515 (insert-buffer-substring mime::preview/article-buffer beg end)
516 (let ((f (cdr (assq mime::preview/original-major-mode
517 mime-viewer/content-header-filter-alist))))
520 (mime-viewer/default-content-header-filter)
522 (run-hooks 'mime-viewer/content-header-filter-hook)
525 (defun mime-preview/display-body (beg end
526 rcnum cinfo ctype params subj encoding)
528 (narrow-to-region (point-max)(point-max))
529 (insert-buffer-substring mime::preview/article-buffer beg end)
530 (let ((f (cdr (or (assoc ctype mime-viewer/content-filter-alist)
531 (assq t mime-viewer/content-filter-alist)))))
533 (funcall f ctype params encoding)
537 (defun mime-preview/display-message/partial ()
539 (goto-char (point-max))
540 (if (not (search-backward "\n\n" nil t))
543 (let ((be (point-max)))
544 (narrow-to-region be be)
545 (insert mime-viewer/announcement-for-message/partial)
546 (tm:add-button (point-min)(point-max)
547 (function mime-viewer/play-content))
550 (defun mime-article/get-uu-filename (param &optional encoding)
551 (if (member (or encoding
552 (cdr (assq 'encoding param))
554 mime-viewer/uuencode-encoding-name-list)
556 (or (if (re-search-forward "^begin [0-9]+ " nil t)
557 (if (looking-at ".+$")
558 (buffer-substring (match-beginning 0)(match-end 0))
563 (defun mime-article/get-subject (param &optional encoding)
564 (or (std11-find-field-body '("Content-Description" "Subject"))
566 (if (or (and (setq ret (mime/Content-Disposition))
567 (setq ret (assoc "filename" (cdr ret)))
569 (setq ret (assoc "name" param))
570 (setq ret (assoc "x-name" param))
572 (std11-strip-quoted-string (cdr ret))
574 (mime-article/get-uu-filename param encoding)
578 ;;; @ content information
581 (defun mime-article/point-content-number (p &optional cinfo)
583 (setq cinfo mime::article/content-info)
585 (let ((b (mime::content-info/point-min cinfo))
586 (e (mime::content-info/point-max cinfo))
587 (c (mime::content-info/children cinfo))
589 (if (and (<= b p)(<= p e))
590 (or (let (co ret (sn 0))
594 (setq ret (mime-article/point-content-number p co))
595 (cond ((eq ret t) (throw 'tag (list sn)))
596 (ret (throw 'tag (cons sn ret)))
603 (defun mime-article/rcnum-to-cinfo (rcnum &optional cinfo)
605 (setq cinfo mime::article/content-info)
609 (equal (mime::content-info/rcnum ci) rcnum)
611 (mime/flatten-content-info cinfo)
614 (defun mime-article/cnum-to-cinfo (cn &optional cinfo)
616 (setq cinfo mime::article/content-info)
623 (let ((rc (nth sn (mime::content-info/children cinfo))))
625 (mime-article/cnum-to-cinfo (cdr cn) rc)
629 (defun mime/flatten-content-info (&optional cinfo)
631 (setq cinfo mime::article/content-info)
633 (let ((dest (list cinfo))
634 (rcl (mime::content-info/children cinfo))
637 (setq dest (nconc dest (mime/flatten-content-info (car rcl))))
642 (defun mime-preview/point-pcinfo (p &optional pcl)
644 (setq pcl mime::preview/content-list)
650 (if (and (<= (mime::preview-content-info/point-min cell) p)
651 (<= p (mime::preview-content-info/point-max cell))
661 ;;; @ MIME viewer mode
664 (defconst mime-viewer/menu-title "MIME-View")
665 (defconst mime-viewer/menu-list
666 '((up "Move to upper content" mime-viewer/up-content)
667 (previous "Move to previous content" mime-viewer/previous-content)
668 (next "Move to next content" mime-viewer/next-content)
669 (scroll-down "Scroll to previous content" mime-viewer/scroll-down-content)
670 (scroll-up "Scroll to next content" mime-viewer/scroll-up-content)
671 (play "Play Content" mime-viewer/play-content)
672 (extract "Extract Content" mime-viewer/extract-content)
673 (print "Print" mime-viewer/print-content)
674 (x-face "Show X Face" mime-viewer/display-x-face)
676 "Menu for MIME Viewer")
680 (defvar mime-viewer/xemacs-popup-menu
681 (cons mime-viewer/menu-title
684 (vector (nth 1 item)(nth 2 item) t)
686 mime-viewer/menu-list)))
687 (defun mime-viewer/xemacs-popup-menu (event)
688 "Popup the menu in the MIME Viewer buffer"
690 (select-window (event-window event))
691 (set-buffer (event-buffer event))
692 (popup-menu 'mime-viewer/xemacs-popup-menu))
695 (defun mime-viewer/define-keymap (&optional mother)
696 (let ((mime/viewer-mode-map (if mother
699 (suppress-keymap mime/viewer-mode-map)
700 (define-key mime/viewer-mode-map
701 "u" (function mime-viewer/up-content))
702 (define-key mime/viewer-mode-map
703 "p" (function mime-viewer/previous-content))
704 (define-key mime/viewer-mode-map
705 "n" (function mime-viewer/next-content))
706 (define-key mime/viewer-mode-map
707 " " (function mime-viewer/scroll-up-content))
708 (define-key mime/viewer-mode-map
709 "\M- " (function mime-viewer/scroll-down-content))
710 (define-key mime/viewer-mode-map
711 "\177" (function mime-viewer/scroll-down-content))
712 (define-key mime/viewer-mode-map
713 "\C-m" (function mime-viewer/next-line-content))
714 (define-key mime/viewer-mode-map
715 "\C-\M-m" (function mime-viewer/previous-line-content))
716 (define-key mime/viewer-mode-map
717 "v" (function mime-viewer/play-content))
718 (define-key mime/viewer-mode-map
719 "e" (function mime-viewer/extract-content))
720 (define-key mime/viewer-mode-map
721 "\C-c\C-p" (function mime-viewer/print-content))
722 (define-key mime/viewer-mode-map
723 "x" (function mime-viewer/display-x-face))
724 (define-key mime/viewer-mode-map
725 "a" (function mime-viewer/follow-content))
726 (define-key mime/viewer-mode-map
727 "q" (function mime-viewer/quit))
728 (define-key mime/viewer-mode-map
729 "h" (function mime-viewer/show-summary))
730 (define-key mime/viewer-mode-map
731 "\C-c\C-x" (function mime-viewer/kill-buffer))
732 (define-key mime/viewer-mode-map
733 "<" (function beginning-of-buffer))
734 (define-key mime/viewer-mode-map
735 ">" (function end-of-buffer))
736 (define-key mime/viewer-mode-map
737 "?" (function describe-mode))
739 (define-key mime/viewer-mode-map
740 mouse-button-2 (function tm:button-dispatcher))
742 (cond (running-xemacs
743 (define-key mime/viewer-mode-map
744 mouse-button-3 (function mime-viewer/xemacs-popup-menu))
746 ((>= emacs-major-version 19)
747 (define-key mime/viewer-mode-map [menu-bar mime-view]
748 (cons mime-viewer/menu-title
749 (make-sparse-keymap mime-viewer/menu-title)))
752 (define-key mime/viewer-mode-map
753 (vector 'menu-bar 'mime-view (car item))
754 (cons (nth 1 item)(nth 2 item))
757 (reverse mime-viewer/menu-list)
760 (use-local-map mime/viewer-mode-map)
761 (run-hooks 'mime-viewer/define-keymap-hook)
764 (defun mime/viewer-mode (&optional mother ctl encoding ibuf obuf
766 "Major mode for viewing MIME message.
768 Here is a list of the standard keys for mime/viewer-mode.
773 u Move to upper content
774 p Move to previous content
775 n Move to next content
776 SPC Scroll up or move to next content
777 M-SPC Scroll down or move to previous content
778 DEL Scroll down or move to previous content
779 RET Move to next line
780 M-RET Move to previous line
781 v Decode current content as `play mode'
782 e Decode current content as `extract mode'
783 C-c C-p Decode current content as `print mode'
784 a Followup to current content.
787 button-2 Move to point under the mouse cursor
788 and decode current content as `play mode'
791 (let ((buf (get-buffer mime/output-buffer-name)))
797 (let ((ret (mime-viewer/setup-buffer ctl encoding ibuf obuf))
798 (win-conf (current-window-configuration))
801 (switch-to-buffer (car ret))
802 (setq mime::preview/original-window-configuration win-conf)
805 (setq mime::preview/mother-buffer mother)
807 (mime-viewer/define-keymap mother-keymap)
808 (setq mime::preview/content-list (nth 1 ret))
810 (let ((ce (mime::preview-content-info/point-max
811 (car mime::preview/content-list)
814 (goto-char (point-min))
815 (search-forward "\n\n" nil t)
816 (setq e (match-end 0))
820 (run-hooks 'mime/viewer-mode-hook)
823 (defun mime-preview/point-content-number (point)
824 (save-window-excursion
825 (let ((pc (mime-preview/point-pcinfo (point)))
827 (switch-to-buffer (mime::preview-content-info/buffer pc))
828 (setq cinfo (mime::preview-content-info/content-info pc))
829 (mime-article/point-content-number (mime::content-info/point-min cinfo))
832 (defun mime-preview/cinfo-to-pcinfo (cinfo)
833 (let ((rpcl mime::preview/content-list) cell)
836 (setq cell (car rpcl))
837 (if (eq cinfo (mime::preview-content-info/content-info cell))
840 (setq rpcl (cdr rpcl))
843 (autoload 'mime-preview/decode-content "tm-play")
845 (defvar mime-viewer/decoding-mode "play" "MIME body decoding mode")
847 (defun mime-viewer/play-content ()
849 (let ((mime-viewer/decoding-mode "play"))
850 (mime-preview/decode-content)
853 (defun mime-viewer/extract-content ()
855 (let ((mime-viewer/decoding-mode "extract"))
856 (mime-preview/decode-content)
859 (defun mime-viewer/print-content ()
861 (let ((mime-viewer/decoding-mode "print"))
862 (mime-preview/decode-content)
865 (defun mime-viewer/follow-content ()
868 (mime::preview-content-info/content-info
869 (car mime::preview/content-list)))
870 pc p-beg p-end cinfo rcnum)
871 (let ((rest mime::preview/content-list)
874 (while (setq cell (car rest))
875 (setq b (mime::preview-content-info/point-min cell)
876 e (mime::preview-content-info/point-max cell))
877 (setq rest (cdr rest))
878 (if (and (<= b (point))(<= (point) e))
884 cinfo (mime::preview-content-info/content-info pc)
885 rcnum (mime::content-info/rcnum cinfo))
886 (setq len (length rcnum))
887 (setq p-beg (mime::preview-content-info/point-min pc)
888 p-end (mime::preview-content-info/point-max pc))
889 (while (and (setq cell (car rest))
892 (mime::content-info/rcnum
893 (mime::preview-content-info/content-info
896 (nthcdr (- (length rc) len) rc))
898 (setq p-end (mime::preview-content-info/point-max cell))
899 (setq rest (cdr rest))
902 (let* ((mode (mime-preview/get-original-major-mode))
903 (new-name (format "%s-%s" (buffer-name) (reverse rcnum)))
905 (the-buf (current-buffer))
906 (a-buf mime::preview/article-buffer)
907 (hb (mime::content-info/point-min cinfo))
908 (he (mime::content-info/point-max cinfo))
909 fields from to cc reply-to subj mid f)
911 (set-buffer (setq new-buf (get-buffer-create new-name)))
913 (insert-buffer-substring the-buf p-beg p-end)
914 (goto-char (point-min))
915 (if (mime-viewer/header-visible-p rcnum root-cinfo)
916 (delete-region (goto-char (point-min))
917 (if (re-search-forward "^$" nil t)
921 (goto-char (point-min))
923 (goto-char (point-min))
924 (let ((rcnum (mime::content-info/rcnum cinfo)) ci str)
929 (setq ci (mime-article/rcnum-to-cinfo rcnum))
932 (mime::content-info/point-min ci)
933 (mime::content-info/point-max ci)
935 (std11-header-string-except
937 (apply (function regexp-or) fields)
939 (if (string-equal (mime::content-info/type ci)
946 (setq fields (std11-collect-field-names)
950 (mime/decode-message-header)
952 (funcall (cdr (assq mode mime-viewer/following-method-alist))
956 (defun mime-viewer/display-x-face ()
958 (save-window-excursion
959 (set-buffer mime::preview/article-buffer)
960 (mime-viewer/x-face-function)
963 (defun mime-viewer/up-content ()
965 (let* ((pc (mime-preview/point-pcinfo (point)))
966 (cinfo (mime::preview-content-info/content-info pc))
967 (rcnum (mime::content-info/rcnum cinfo))
970 (let ((r (save-excursion
971 (set-buffer (mime::preview-content-info/buffer pc))
972 (mime-article/rcnum-to-cinfo (cdr rcnum))
974 (rpcl mime::preview/content-list)
977 (setq cell (car rpcl))
978 (not (eq r (mime::preview-content-info/content-info cell)))
980 (setq rpcl (cdr rpcl))
982 (goto-char (mime::preview-content-info/point-min cell))
987 (defun mime-viewer/previous-content ()
989 (let* ((pcl mime::preview/content-list)
991 (i (- (length pcl) 1))
995 (setq beg (mime::preview-content-info/point-min (nth i pcl)))
997 (throw 'tag (goto-char beg))
1001 (let ((f (assq mime::preview/original-major-mode
1002 mime-viewer/over-to-previous-method-alist)))
1009 (defun mime-viewer/next-content ()
1011 (let ((pcl mime::preview/content-list)
1016 (setq beg (mime::preview-content-info/point-min (car pcl)))
1018 (throw 'tag (goto-char beg))
1020 (setq pcl (cdr pcl))
1022 (let ((f (assq mime::preview/original-major-mode
1023 mime-viewer/over-to-next-method-alist)))
1030 (defun mime-viewer/scroll-up-content (&optional h)
1033 (setq h (- (window-height) 1))
1035 (if (= (point) (point-max))
1036 (let ((f (assq mime::preview/original-major-mode
1037 mime-viewer/over-to-next-method-alist)))
1041 (let ((pcl mime::preview/content-list)
1047 (setq beg (mime::preview-content-info/point-min (car pcl)))
1051 (setq pcl (cdr pcl))
1062 (defun mime-viewer/scroll-down-content (&optional h)
1065 (setq h (- (window-height) 1))
1067 (if (= (point) (point-min))
1068 (let ((f (assq mime::preview/original-major-mode
1069 mime-viewer/over-to-previous-method-alist)))
1073 (let ((pcl mime::preview/content-list)
1077 (or (let ((i (- (length pcl) 1)))
1080 (setq beg (mime::preview-content-info/point-min
1088 (forward-line (- h))
1094 (defun mime-viewer/next-line-content ()
1096 (mime-viewer/scroll-up-content 1)
1099 (defun mime-viewer/previous-line-content ()
1101 (mime-viewer/scroll-down-content 1)
1104 (defun mime-viewer/quit ()
1106 (let ((r (save-excursion
1107 (set-buffer (mime::preview-content-info/buffer
1108 (mime-preview/point-pcinfo (point))))
1109 (assq major-mode mime-viewer/quitting-method-alist)
1115 (defun mime-viewer/show-summary ()
1117 (let ((r (save-excursion
1119 (mime::preview-content-info/buffer
1120 (mime-preview/point-pcinfo (point)))
1122 (assq major-mode mime-viewer/show-summary-method)
1128 (defun mime-viewer/kill-buffer ()
1130 (kill-buffer (current-buffer))
1139 (run-hooks 'tm-view-load-hook)
1141 ;;; tm-view.el ends here