1 ;;; tm-view.el --- interactive MIME viewer for GNU Emacs
3 ;; Copyright (C) 1995,1996,1997 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: 1.2 $
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 GNU Emacs; see the file COPYING. If not, write to the
24 ;; 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 1.2 1998-05-16 11:29:42 steveb 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)
60 (method "tm-html" nil 'file 'type 'encoding 'mode 'name)
63 ((type . "text/x-rot13-47")
64 (method . mime-article/decode-caesar)
67 ((type . "audio/basic")
68 (method "tm-au" nil 'file 'type 'encoding 'mode 'name)
72 ((type . "image/jpeg")
73 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
77 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
81 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
84 ((type . "image/tiff")
85 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
88 ((type . "image/x-tiff")
89 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
92 ((type . "image/x-xbm")
93 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
96 ((type . "image/x-pic")
97 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
100 ((type . "image/x-mag")
101 (method "tm-image" nil 'file 'type 'encoding 'mode 'name)
102 (mode "play" "print")
105 ((type . "video/mpeg")
106 (method "tm-mpeg" nil 'file 'type 'encoding 'mode 'name)
110 ((type . "application/postscript")
111 (method "tm-ps" nil 'file 'type 'encoding 'mode 'name)
112 (mode "play" "print")
114 ((type . "application/octet-stream")
115 (method "tm-file" nil 'file 'type 'encoding 'mode 'name)
116 (mode "play" "print")
119 ;;((type . "message/external-body")
120 ;; (method "xterm" nil
121 ;; "-e" "showexternal"
122 ;; 'file '"access-type" '"name" '"site" '"directory"))
123 ((type . "message/rfc822")
124 (method . mime-article/view-message/rfc822)
127 ((type . "message/partial")
128 (method . mime-article/decode-message/partial)
132 ((method "metamail" t "-m" "tm" "-x" "-d" "-z" "-e" 'file)
135 ((method "tm-file" nil 'file 'type 'encoding 'mode 'name)
140 (defvar mime-viewer/childrens-header-showing-Content-Type-list
141 '("message/rfc822" "message/news"))
143 (defvar mime-viewer/default-showing-Content-Type-list
144 '("text/plain" nil "text/richtext" "text/enriched"
145 "text/x-latex" "application/x-latex"
146 "message/delivery-status"
147 "application/pgp" "text/x-pgp"
148 "application/octet-stream"
149 "application/x-selection" "application/x-comment"))
151 (defvar mime-viewer/content-button-ignored-ctype-list
152 '("application/x-selection"))
154 (defvar mime-viewer/content-button-visible-ctype-list
155 '("application/pgp"))
157 (defvar mime-viewer/uuencode-encoding-name-list '("x-uue" "x-uuencode"))
159 (defvar mime-viewer/ignored-field-list
160 '(".*Received" ".*Path" ".*Id" "References"
161 "Replied" "Errors-To"
162 "Lines" "Sender" ".*Host" "Xref"
163 "Content-Type" "Precedence"
165 "All fields that match this list will be hidden in MIME preview buffer.
166 Each elements are regexp of field-name. [tm-view.el]")
168 (defvar mime-viewer/ignored-field-regexp
170 (apply (function regexp-or) mime-viewer/ignored-field-list)
173 (defvar mime-viewer/visible-field-list
174 '("Dnas.*" "Message-Id")
175 "All fields that match this list will be displayed in MIME preview buffer.
176 Each elements are regexp of field-name. [tm-view.el]")
178 (defvar mime-viewer/visible-field-regexp
180 (apply (function regexp-or) mime-viewer/visible-field-list)
183 (defvar mime-viewer/redisplay nil)
185 (defvar mime-viewer/announcement-for-message/partial
186 (if (and (>= emacs-major-version 19) window-system)
188 \[[ This is message/partial style split message. ]]
189 \[[ Please press `v' key in this buffer ]]
190 \[[ or click here by mouse button-2. ]]"
192 \[[ This is message/partial style split message. ]]
193 \[[ Please press `v' key in this buffer. ]]"
197 ;;; @@ predicate functions
200 (defun mime-viewer/header-visible-p (rcnum cinfo &optional ctype)
204 (mime::content-info/type
205 (mime-article/rcnum-to-cinfo (cdr rcnum) cinfo)
207 (member ctype mime-viewer/childrens-header-showing-Content-Type-list)
210 (defun mime-viewer/body-visible-p (rcnum cinfo &optional ctype)
214 (mime::content-info/type
215 (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
218 (and (member ctype mime-viewer/default-showing-Content-Type-list)
219 (if (string-equal ctype "application/octet-stream")
222 (setq ccinfo (mime-article/rcnum-to-cinfo rcnum cinfo))
224 (member (mime::content-info/encoding ccinfo)
225 '(nil "7bit" "8bit"))
231 ;;; @@ content button
234 (defun mime-preview/insert-content-button
235 (rcnum cinfo ctype params subj encoding)
237 (narrow-to-region (point)(point))
238 (let ((access-type (assoc "access-type" params))
239 (charset (assoc "charset" params))
240 (num (or (assoc-value "x-part-number" params)
244 (format "%s" (1+ num))
250 (let ((server (assoc "server" params)))
251 (setq access-type (cdr access-type))
253 (insert (format "[%s %s ([%s] %s)]\n" num subj
254 access-type (cdr server)))
255 (let ((site (assoc-value "site" params))
256 (dir (assoc-value "directory" params))
258 (insert (format "[%s %s ([%s] %s:%s)]\n" num subj
259 access-type site dir))
263 (insert (concat "[" num " " subj))
265 (if (setq charset (cdr charset))
267 (format " <%s; %s (%s)>]\n"
268 ctype charset encoding)
269 (format " <%s; %s>]\n" ctype charset)
271 (format " <%s>]\n" ctype)
273 (if (>= (+ (current-column)(length rest))(window-width))
274 (setq rest (concat "\n\t" rest))
278 (tm:add-button (point-min)(1- (point-max))
279 (function mime-viewer/play-content))
282 (defun mime-preview/default-content-button-function
283 (rcnum cinfo ctype params subj encoding)
284 (if (and (consp rcnum)
287 mime-viewer/content-button-ignored-ctype-list)))
288 (mime-preview/insert-content-button
289 rcnum cinfo ctype params subj encoding)
292 (defvar mime-preview/content-button-function
293 (function mime-preview/default-content-button-function))
296 ;;; @@ content header filter
299 (defun mime-preview/cut-header ()
300 (goto-char (point-min))
302 (re-search-forward mime-viewer/ignored-field-regexp nil t)
303 (let* ((beg (match-beginning 0))
305 (name (buffer-substring beg end))
307 (if (not (string-match mime-viewer/visible-field-regexp name))
312 (re-search-forward "^\\([^ \t]\\|$\\)" nil t)
319 (defun mime-viewer/default-content-header-filter ()
320 (mime-preview/cut-header)
321 (mime/decode-message-header)
324 (defvar mime-viewer/content-header-filter-alist nil)
327 ;;; @@ content filter
330 (defvar mime-viewer/content-filter-alist
331 '(("text/enriched" . mime-preview/filter-for-text/enriched)
332 ("text/richtext" . mime-preview/filter-for-text/richtext)
333 (t . mime-preview/filter-for-text/plain)
337 ;;; @@ content separator
340 (defun mime-preview/default-content-separator (rcnum cinfo ctype params subj)
341 (if (and (not (mime-viewer/header-visible-p rcnum cinfo ctype))
342 (not (mime-viewer/body-visible-p rcnum cinfo ctype))
345 (goto-char (point-max))
350 ;;; @@ buffer local variables
354 (defvar mime::article/preview-buffer nil)
355 (defvar mime::article/code-converter nil)
356 (defvar mime::preview/article-buffer nil)
358 (make-variable-buffer-local 'mime::article/content-info)
359 (make-variable-buffer-local 'mime::article/preview-buffer)
360 (make-variable-buffer-local 'mime::article/code-converter)
362 (make-variable-buffer-local 'mime::preview/mother-buffer)
363 (make-variable-buffer-local 'mime::preview/content-list)
364 (make-variable-buffer-local 'mime::preview/article-buffer)
365 (make-variable-buffer-local 'mime::preview/original-major-mode)
366 (make-variable-buffer-local 'mime::preview/original-window-configuration)
369 ;;; @@ quitting method
372 (defvar mime-viewer/quitting-method-alist
373 '((mime/show-message-mode
374 . mime-viewer/quitting-method-for-mime/show-message-mode)))
376 (defvar mime-viewer/over-to-previous-method-alist nil)
377 (defvar mime-viewer/over-to-next-method-alist nil)
379 (defvar mime-viewer/show-summary-method nil)
382 ;;; @@ following method
385 (defvar mime-viewer/following-method-alist nil)
387 (defvar mime-viewer/following-required-fields-list
394 ;; hack from Gnus 5.0.4.
396 (defvar mime-viewer/x-face-to-pbm-command
397 "{ echo '/* Width=48, Height=48 */'; uncompface; } | icontopbm")
399 (defvar mime-viewer/x-face-command
400 (concat mime-viewer/x-face-to-pbm-command
402 "String to be executed to display an X-Face field.
403 The command will be executed in a sub-shell asynchronously.
404 The compressed face will be piped to this command.")
406 (defun mime-viewer/x-face-function ()
407 "Function to display X-Face field. You can redefine to customize."
408 ;; 1995/10/12 (c.f. tm-eng:130)
409 ;; fixed by Eric Ding <ericding@San-Jose.ate.slb.com>
411 (narrow-to-region (point-min) (re-search-forward "^$" nil t))
413 (goto-char (point-min))
414 (if (re-search-forward "^X-Face:[ \t]*" nil t)
415 (let ((beg (match-end 0))
416 (end (std11-field-end))
418 (call-process-region beg end "sh" nil 0 nil
419 "-c" mime-viewer/x-face-command)
426 (defun mime-preview/get-original-major-mode ()
427 (if mime::preview/mother-buffer
429 (set-buffer mime::preview/mother-buffer)
430 (mime-preview/get-original-major-mode)
432 mime::preview/original-major-mode))
435 ;;; @ data structures
438 ;;; @@ preview-content-info
441 (define-structure mime::preview-content-info
442 point-min point-max buffer content-info)
448 (defun mime-viewer/setup-buffer (&optional ctl encoding ibuf obuf)
454 (or mime-viewer/redisplay
455 (setq mime::article/content-info (mime/parse-message ctl encoding))
457 (let ((ret (mime-viewer/make-preview-buffer obuf)))
458 (setq mime::article/preview-buffer (car ret))
461 (defun mime-viewer/make-preview-buffer (&optional obuf)
462 (let* ((cinfo mime::article/content-info)
463 (pcl (mime/flatten-content-info cinfo))
464 (dest (make-list (length pcl) nil))
465 (the-buf (current-buffer))
469 (setq obuf (concat "*Preview-" (buffer-name the-buf) "*")))
470 (set-buffer (get-buffer-create obuf))
471 (setq buffer-read-only nil)
474 (setq mime::preview/article-buffer the-buf)
475 (setq mime::preview/original-major-mode mode)
476 (setq major-mode 'mime/viewer-mode)
477 (setq mode-name "MIME-View")
481 (mime-preview/display-content (car pcl) cinfo the-buf obuf))
485 (set-buffer-modified-p nil)
486 (setq buffer-read-only t)
491 (defun mime-preview/display-content (content cinfo ibuf obuf)
492 (let* ((beg (mime::content-info/point-min content))
493 (end (mime::content-info/point-max content))
494 (ctype (mime::content-info/type content))
495 (params (mime::content-info/parameters content))
496 (encoding (mime::content-info/encoding content))
497 (rcnum (mime::content-info/rcnum content))
501 (setq he (if (re-search-forward "^$" nil t)
508 (narrow-to-region beg end)
510 (mime-eword/decode-string
511 (mime-article/get-subject params encoding)))
515 (narrow-to-region nb nb)
516 (funcall mime-preview/content-button-function
517 rcnum cinfo ctype params subj encoding)
518 (if (mime-viewer/header-visible-p rcnum cinfo ctype)
519 (mime-preview/display-header beg he)
521 (if (and (null rcnum)
523 ctype mime-viewer/content-button-visible-ctype-list))
525 (goto-char (point-max))
526 (mime-preview/insert-content-button
527 rcnum cinfo ctype params subj encoding)
529 (cond ((mime-viewer/body-visible-p rcnum cinfo ctype)
530 (mime-preview/display-body he end
531 rcnum cinfo ctype params subj encoding)
533 ((equal ctype "message/partial")
534 (mime-preview/display-message/partial)
537 (null (mime::content-info/children cinfo))
539 (goto-char (point-max))
540 (mime-preview/insert-content-button
541 rcnum cinfo ctype params subj encoding)
543 (mime-preview/default-content-separator rcnum cinfo ctype params subj)
546 (setq ne (point-max))
548 (mime::preview-content-info/create nb (1- ne) ibuf content)
553 (defun mime-preview/display-header (beg end)
555 (narrow-to-region (point)(point))
556 (insert-buffer-substring mime::preview/article-buffer beg end)
557 (let ((f (cdr (assq mime::preview/original-major-mode
558 mime-viewer/content-header-filter-alist))))
561 (mime-viewer/default-content-header-filter)
563 (run-hooks 'mime-viewer/content-header-filter-hook)
566 (defun mime-preview/display-body (beg end
567 rcnum cinfo ctype params subj encoding)
569 (narrow-to-region (point-max)(point-max))
570 (insert-buffer-substring mime::preview/article-buffer beg end)
571 (let ((f (cdr (or (assoc ctype mime-viewer/content-filter-alist)
572 (assq t mime-viewer/content-filter-alist)))))
574 (funcall f ctype params encoding)
578 (defun mime-preview/display-message/partial ()
580 (goto-char (point-max))
581 (if (not (search-backward "\n\n" nil t))
584 (let ((be (point-max)))
585 (narrow-to-region be be)
586 (insert mime-viewer/announcement-for-message/partial)
587 (tm:add-button (point-min)(point-max)
588 (function mime-viewer/play-content))
591 (defun mime-article/get-uu-filename (param &optional encoding)
592 (if (member (or encoding
593 (cdr (assq 'encoding param))
595 mime-viewer/uuencode-encoding-name-list)
597 (or (if (re-search-forward "^begin [0-9]+ " nil t)
598 (if (looking-at ".+$")
599 (buffer-substring (match-beginning 0)(match-end 0))
604 (defun mime-article/get-subject (param &optional encoding)
605 (or (std11-find-field-body '("Content-Description" "Subject"))
607 (if (or (and (setq ret (mime/Content-Disposition))
608 (setq ret (assoc "filename" (cdr ret)))
610 (setq ret (assoc "name" param))
611 (setq ret (assoc "x-name" param))
613 (std11-strip-quoted-string (cdr ret))
615 (mime-article/get-uu-filename param encoding)
619 ;;; @ content information
622 (defun mime-article/point-content-number (p &optional cinfo)
624 (setq cinfo mime::article/content-info)
626 (let ((b (mime::content-info/point-min cinfo))
627 (e (mime::content-info/point-max cinfo))
628 (c (mime::content-info/children cinfo))
630 (if (and (<= b p)(<= p e))
631 (or (let (co ret (sn 0))
635 (setq ret (mime-article/point-content-number p co))
636 (cond ((eq ret t) (throw 'tag (list sn)))
637 (ret (throw 'tag (cons sn ret)))
644 (defun mime-article/rcnum-to-cinfo (rcnum &optional cinfo)
646 (setq cinfo mime::article/content-info)
650 (equal (mime::content-info/rcnum ci) rcnum)
652 (mime/flatten-content-info cinfo)
655 (defun mime-article/cnum-to-cinfo (cn &optional cinfo)
657 (setq cinfo mime::article/content-info)
664 (let ((rc (nth sn (mime::content-info/children cinfo))))
666 (mime-article/cnum-to-cinfo (cdr cn) rc)
670 (defun mime/flatten-content-info (&optional cinfo)
672 (setq cinfo mime::article/content-info)
674 (let ((dest (list cinfo))
675 (rcl (mime::content-info/children cinfo))
678 (setq dest (nconc dest (mime/flatten-content-info (car rcl))))
683 (defun mime-preview/point-pcinfo (p &optional pcl)
685 (setq pcl mime::preview/content-list)
691 (if (and (<= (mime::preview-content-info/point-min cell) p)
692 (<= p (mime::preview-content-info/point-max cell))
702 ;;; @ MIME viewer mode
705 (defconst mime-viewer/menu-title "MIME-View")
706 (defconst mime-viewer/menu-list
707 '((up "Move to upper content" mime-viewer/up-content)
708 (previous "Move to previous content" mime-viewer/previous-content)
709 (next "Move to next content" mime-viewer/next-content)
710 (scroll-down "Scroll to previous content" mime-viewer/scroll-down-content)
711 (scroll-up "Scroll to next content" mime-viewer/scroll-up-content)
712 (play "Play Content" mime-viewer/play-content)
713 (extract "Extract Content" mime-viewer/extract-content)
714 (print "Print" mime-viewer/print-content)
715 (x-face "Show X Face" mime-viewer/display-x-face)
717 "Menu for MIME Viewer")
721 (defvar mime-viewer/xemacs-popup-menu
722 (cons mime-viewer/menu-title
725 (vector (nth 1 item)(nth 2 item) t)
727 mime-viewer/menu-list)))
728 ; (defun mime-viewer/xemacs-popup-menu (event)
729 ; "Popup the menu in the MIME Viewer buffer"
731 ; (select-window (event-window event))
732 ; (set-buffer (event-buffer event))
733 ; (popup-menu 'mime-viewer/xemacs-popup-menu))
736 (defun mime-viewer/define-keymap (&optional mother)
737 (let ((mime/viewer-mode-map (if mother
742 (suppress-keymap mime/viewer-mode-map))
743 (define-key mime/viewer-mode-map
744 "u" (function mime-viewer/up-content))
745 (define-key mime/viewer-mode-map
746 "p" (function mime-viewer/previous-content))
747 (define-key mime/viewer-mode-map
748 "n" (function mime-viewer/next-content))
749 (define-key mime/viewer-mode-map
750 "\e\t" (function mime-viewer/previous-content))
751 (define-key mime/viewer-mode-map
752 "\t" (function mime-viewer/next-content))
753 (define-key mime/viewer-mode-map
754 " " (function mime-viewer/scroll-up-content))
755 (define-key mime/viewer-mode-map
756 "\M- " (function mime-viewer/scroll-down-content))
757 (define-key mime/viewer-mode-map
758 "\177" (function mime-viewer/scroll-down-content))
759 (define-key mime/viewer-mode-map
760 "\C-m" (function mime-viewer/next-line-content))
761 (define-key mime/viewer-mode-map
762 "\C-\M-m" (function mime-viewer/previous-line-content))
763 (define-key mime/viewer-mode-map
764 "v" (function mime-viewer/play-content))
765 (define-key mime/viewer-mode-map
766 "e" (function mime-viewer/extract-content))
767 (define-key mime/viewer-mode-map
768 "\C-c\C-p" (function mime-viewer/print-content))
769 (define-key mime/viewer-mode-map
770 "x" (function mime-viewer/display-x-face))
771 (define-key mime/viewer-mode-map
772 "a" (function mime-viewer/follow-content))
773 (define-key mime/viewer-mode-map
774 "q" (function mime-viewer/quit))
775 (define-key mime/viewer-mode-map
776 "h" (function mime-viewer/show-summary))
777 (define-key mime/viewer-mode-map
778 "\C-c\C-x" (function mime-viewer/kill-buffer))
779 (define-key mime/viewer-mode-map
780 "<" (function beginning-of-buffer))
781 (define-key mime/viewer-mode-map
782 ">" (function end-of-buffer))
783 (define-key mime/viewer-mode-map
784 "?" (function describe-mode))
786 (define-key mime/viewer-mode-map
787 mouse-button-2 (function tm:button-dispatcher))
789 (cond (running-xemacs nil)
791 ((>= emacs-major-version 19)
792 (define-key mime/viewer-mode-map [menu-bar mime-view]
793 (cons mime-viewer/menu-title
794 (make-sparse-keymap mime-viewer/menu-title)))
797 (define-key mime/viewer-mode-map
798 (vector 'menu-bar 'mime-view (car item))
799 (cons (nth 1 item)(nth 2 item))
802 (reverse mime-viewer/menu-list)
805 (use-local-map mime/viewer-mode-map)
806 (run-hooks 'mime-viewer/define-keymap-hook)
809 (defun mime/viewer-mode (&optional mother ctl encoding ibuf obuf
811 "Major mode for viewing MIME message.
813 Here is a list of the standard keys for mime/viewer-mode.
818 u Move to upper content
819 p or M-TAB Move to previous content
820 n or TAB Move to next content
821 SPC Scroll up or move to next content
822 M-SPC or DEL Scroll down or move to previous content
823 RET Move to next line
824 M-RET Move to previous line
825 v Decode current content as `play mode'
826 e Decode current content as `extract mode'
827 C-c C-p Decode current content as `print mode'
828 a Followup to current content.
831 button-2 Move to point under the mouse cursor
832 and decode current content as `play mode'
835 (let ((buf (get-buffer mime/output-buffer-name)))
841 (let ((ret (mime-viewer/setup-buffer ctl encoding ibuf obuf))
842 (win-conf (current-window-configuration))
845 (switch-to-buffer (car ret))
846 (setq mime::preview/original-window-configuration win-conf)
849 (setq mime::preview/mother-buffer mother)
851 (mime-viewer/define-keymap mother-keymap)
852 (when (boundp 'mime-viewer/xemacs-popup-menu)
853 (easy-menu-add mime-viewer/xemacs-popup-menu))
854 (setq mime::preview/content-list (nth 1 ret))
856 (let ((ce (mime::preview-content-info/point-max
857 (car mime::preview/content-list)
860 (goto-char (point-min))
861 (search-forward "\n\n" nil t)
862 (setq e (match-end 0))
866 (run-hooks 'mime/viewer-mode-hook)
869 (defun mime-preview/point-content-number (point)
870 (save-window-excursion
871 (let ((pc (mime-preview/point-pcinfo (point)))
873 (switch-to-buffer (mime::preview-content-info/buffer pc))
874 (setq cinfo (mime::preview-content-info/content-info pc))
875 (mime-article/point-content-number (mime::content-info/point-min cinfo))
878 (defun mime-preview/cinfo-to-pcinfo (cinfo)
879 (let ((rpcl mime::preview/content-list) cell)
882 (setq cell (car rpcl))
883 (if (eq cinfo (mime::preview-content-info/content-info cell))
886 (setq rpcl (cdr rpcl))
889 (autoload 'mime-preview/decode-content "tm-play")
891 (defvar mime-viewer/decoding-mode "play" "MIME body decoding mode")
893 (defun mime-viewer/play-content ()
895 (let ((mime-viewer/decoding-mode "play"))
896 (mime-preview/decode-content)
899 (defun mime-viewer/extract-content ()
901 (let ((mime-viewer/decoding-mode "extract"))
902 (mime-preview/decode-content)
905 (defun mime-viewer/print-content ()
907 (let ((mime-viewer/decoding-mode "print"))
908 (mime-preview/decode-content)
911 (defun mime-viewer/follow-content ()
914 (mime::preview-content-info/content-info
915 (car mime::preview/content-list)))
916 pc p-beg p-end cinfo rcnum)
917 (let ((rest mime::preview/content-list)
920 (while (setq cell (car rest))
921 (setq b (mime::preview-content-info/point-min cell)
922 e (mime::preview-content-info/point-max cell))
923 (setq rest (cdr rest))
924 (if (and (<= b (point))(<= (point) e))
930 cinfo (mime::preview-content-info/content-info pc)
931 rcnum (mime::content-info/rcnum cinfo))
932 (setq len (length rcnum))
933 (setq p-beg (mime::preview-content-info/point-min pc)
934 p-end (mime::preview-content-info/point-max pc))
935 (while (and (setq cell (car rest))
938 (mime::content-info/rcnum
939 (mime::preview-content-info/content-info
942 (nthcdr (- (length rc) len) rc))
944 (setq p-end (mime::preview-content-info/point-max cell))
945 (setq rest (cdr rest))
948 (let* ((mode (mime-preview/get-original-major-mode))
949 (new-name (format "%s-%s" (buffer-name) (reverse rcnum)))
951 (the-buf (current-buffer))
952 (a-buf mime::preview/article-buffer)
953 (hb (mime::content-info/point-min cinfo))
954 (he (mime::content-info/point-max cinfo))
955 fields from to cc reply-to subj mid f)
957 (set-buffer (setq new-buf (get-buffer-create new-name)))
959 (insert-buffer-substring the-buf p-beg p-end)
960 (goto-char (point-min))
961 (if (mime-viewer/header-visible-p rcnum root-cinfo)
962 (delete-region (goto-char (point-min))
963 (if (re-search-forward "^$" nil t)
967 (goto-char (point-min))
969 (goto-char (point-min))
970 (let ((rcnum (mime::content-info/rcnum cinfo)) ci str)
975 (setq ci (mime-article/rcnum-to-cinfo rcnum))
978 (mime::content-info/point-min ci)
979 (mime::content-info/point-max ci)
981 (std11-header-string-except
983 (apply (function regexp-or) fields)
985 (if (string-equal (mime::content-info/type ci)
992 (setq fields (std11-collect-field-names)
996 (let ((rest mime-viewer/following-required-fields-list))
998 (let ((field-name (car rest)))
999 (or (std11-field-body field-name)
1005 (set-buffer the-buf)
1006 (set-buffer mime::preview/mother-buffer)
1007 (set-buffer mime::preview/article-buffer)
1008 (std11-field-body field-name)
1012 (setq rest (cdr rest))
1014 (mime/decode-message-header)
1016 (let ((f (cdr (assq mode mime-viewer/following-method-alist))))
1021 "Sorry, following method for %s is not implemented yet."
1026 (defun mime-viewer/display-x-face ()
1028 (save-window-excursion
1029 (set-buffer mime::preview/article-buffer)
1030 (mime-viewer/x-face-function)
1033 (defun mime-viewer/up-content ()
1035 (let* ((pc (mime-preview/point-pcinfo (point)))
1036 (cinfo (mime::preview-content-info/content-info pc))
1037 (rcnum (mime::content-info/rcnum cinfo))
1040 (let ((r (save-excursion
1041 (set-buffer (mime::preview-content-info/buffer pc))
1042 (mime-article/rcnum-to-cinfo (cdr rcnum))
1044 (rpcl mime::preview/content-list)
1047 (setq cell (car rpcl))
1048 (not (eq r (mime::preview-content-info/content-info cell)))
1050 (setq rpcl (cdr rpcl))
1052 (goto-char (mime::preview-content-info/point-min cell))
1057 (defun mime-viewer/previous-content ()
1059 (let* ((pcl mime::preview/content-list)
1061 (i (- (length pcl) 1))
1065 (setq beg (mime::preview-content-info/point-min (nth i pcl)))
1067 (throw 'tag (goto-char beg))
1071 (let ((f (assq mime::preview/original-major-mode
1072 mime-viewer/over-to-previous-method-alist)))
1079 (defun mime-viewer/next-content ()
1081 (let ((pcl mime::preview/content-list)
1086 (setq beg (mime::preview-content-info/point-min (car pcl)))
1088 (throw 'tag (goto-char beg))
1090 (setq pcl (cdr pcl))
1092 (let ((f (assq mime::preview/original-major-mode
1093 mime-viewer/over-to-next-method-alist)))
1100 (defun mime-viewer/scroll-up-content (&optional h)
1103 (setq h (- (window-height) 1))
1105 (if (= (point) (point-max))
1106 (let ((f (assq mime::preview/original-major-mode
1107 mime-viewer/over-to-next-method-alist)))
1111 (let ((pcl mime::preview/content-list)
1117 (setq beg (mime::preview-content-info/point-min (car pcl)))
1121 (setq pcl (cdr pcl))
1132 (defun mime-viewer/scroll-down-content (&optional h)
1135 (setq h (- (window-height) 1))
1137 (if (= (point) (point-min))
1138 (let ((f (assq mime::preview/original-major-mode
1139 mime-viewer/over-to-previous-method-alist)))
1143 (let ((pcl mime::preview/content-list)
1147 (or (let ((i (- (length pcl) 1)))
1150 (setq beg (mime::preview-content-info/point-min
1158 (forward-line (- h))
1164 (defun mime-viewer/next-line-content ()
1166 (mime-viewer/scroll-up-content 1)
1169 (defun mime-viewer/previous-line-content ()
1171 (mime-viewer/scroll-down-content 1)
1174 (defun mime-viewer/quit ()
1176 (let ((r (save-excursion
1177 (set-buffer (mime::preview-content-info/buffer
1178 (mime-preview/point-pcinfo (point))))
1179 (assq major-mode mime-viewer/quitting-method-alist)
1185 (defun mime-viewer/show-summary ()
1187 (let ((r (save-excursion
1189 (mime::preview-content-info/buffer
1190 (mime-preview/point-pcinfo (point)))
1192 (assq major-mode mime-viewer/show-summary-method)
1198 (defun mime-viewer/kill-buffer ()
1200 (kill-buffer (current-buffer))
1209 (run-hooks 'tm-view-load-hook)
1211 ;;; tm-view.el ends here