1 ;;; mime-text.el --- mime-view content filter for text
3 ;; Copyright (C) 1994,1995,1996,1997,1998 Free Software Foundation, Inc.
5 ;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
6 ;; Keywords: text, MIME, multimedia, mail, news
8 ;; This file is part of WEMI (Widget based Emacs MIME Interfaces).
10 ;; This program is free software; you can redistribute it and/or
11 ;; modify it under the terms of the GNU General Public License as
12 ;; published by the Free Software Foundation; either version 2, or (at
13 ;; your option) any later version.
15 ;; This program is distributed in the hope that it will be useful, but
16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ;; General Public License for more details.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs; see the file COPYING. If not, write to the
22 ;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 ;; Boston, MA 02111-1307, USA.
28 (autoload 'widget-convert-text "wid-edit")
34 (defun mime-text-insert-decoded-body (entity)
35 "Insert text body of ENTITY in SITUATION.
36 It decodes MIME-encoding then code-converts as MIME-charset.
37 MIME-encoding is value of field 'encoding of SITUATION. It must be
38 'nil or string. MIME-charset is value of field \"charset\" of
39 SITUATION. It must be symbol."
40 (let ((str (mime-entity-content entity)))
42 (if (and (mime-entity-cooked-p entity)
43 (member (mime-entity-encoding entity)
44 '(nil "7bit" "8bit" "binary")))
46 (decode-mime-charset-string str
47 (or (mime-content-type-parameter
48 (mime-entity-content-type entity)
50 default-mime-charset))
52 (run-hooks 'mime-text-decode-hook)
61 (defvar mime-text-url-regexp
62 "\\(http\\|ftp\\|file\\|gopher\\|news\\|telnet\\|wais\\|mailto\\):\\(//[-a-zA-Z0-9_.]+:[0-9]*\\)?[-a-zA-Z0-9_=?#$@~`%&*+|\\/.,]*[-a-zA-Z0-9_=#$@~`%&*+|\\/]"
63 "*Regexp to match URL in text/plain body.")
65 (defun mime-text-browse-url (&optional url)
66 (if (fboundp browse-url-browser-function)
68 (funcall browse-url-browser-function url)
69 (call-interactively browse-url-browser-function))
70 (if (fboundp mime-button-mother-dispatcher)
71 (call-interactively mime-button-mother-dispatcher)
75 (defsubst mime-text-add-url-buttons ()
76 "Add URL-buttons for text body."
77 (goto-char (point-min))
78 (while (re-search-forward mime-text-url-regexp nil t)
79 (let ((beg (match-beginning 0))
81 (widget-convert-text 'url-link beg end)
84 (defun mime-text-add-url-buttons-maybe ()
85 "Add URL-buttons if 'browse-url-browser-function is not 'nil."
86 (if browse-url-browser-function
87 (mime-text-add-url-buttons)
91 ;;; @ content filters for mime-text
94 (defun mime-display-text/plain (entity situation)
96 (narrow-to-region (point-max)(point-max))
97 (mime-text-insert-decoded-body entity)
98 (goto-char (point-max))
99 (if (not (eq (char-after (1- (point))) ?\n))
102 (mime-text-add-url-buttons)
103 (run-hooks 'mime-display-text/plain-hook)
106 (defun mime-display-text/richtext (entity situation)
108 (narrow-to-region (point-max)(point-max))
109 (mime-text-insert-decoded-body entity)
110 (let ((beg (point-min)))
111 (remove-text-properties beg (point-max) '(face nil))
112 (richtext-decode beg (point-max))
115 (defun mime-display-text/enriched (entity situation)
117 (narrow-to-region (point-max)(point-max))
118 (mime-text-insert-decoded-body entity)
119 (let ((beg (point-min)))
120 (remove-text-properties beg (point-max) '(face nil))
121 (enriched-decode beg (point-max))
130 ;;; mime-text.el ends here