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- ;;;
- ;;; tm-text.el --- a content filter module of tm-view to display
- ;;; text/plain, text/richtext and text/enriched
- ;;; in Emacs buffers
- ;;;
- ;;; Copyright (C) 1995 Free Software Foundation, Inc.
- ;;; Copyright (C) 1994 .. 1996 MORIOKA Tomohiko
- ;;;
- ;;; Author: MORIOKA Tomohiko <morioka@jaist.ac.jp>
- ;;; Version:
- ;;; $Id: tm-text.el,v 7.21 1996/07/29 01:13:20 morioka Exp $
- ;;; Keywords: mail, news, MIME, multimedia, text
- ;;;
- ;;; This file is part of tm (Tools for MIME).
- ;;;
- ;;; This program is free software; you can redistribute it and/or
- ;;; modify it under the terms of the GNU General Public License as
- ;;; published by the Free Software Foundation; either version 2, or
- ;;; (at your option) any later version.
- ;;;
- ;;; This program is distributed in the hope that it will be useful,
- ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
- ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- ;;; General Public License for more details.
- ;;;
- ;;; You should have received a copy of the GNU General Public License
- ;;; along with This program. If not, write to the Free Software
- ;;; Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- ;;;
- ;;; Code:
-
- ;;; @ code conversion
- ;;;
-
- (defvar mime-viewer/code-converter-alist
- '((mime/show-message-mode . mime-charset/decode-buffer)
- (mime/temporary-message-mode . mime-charset/decode-buffer)
- (t . mime-charset/maybe-decode-buffer)
- ))
-
- (defun mime-charset/decode-buffer (charset &optional encoding)
- (decode-mime-charset-region (point-min)(point-max)
- (or charset default-mime-charset))
- )
-
- (defun mime-charset/maybe-decode-buffer (charset &optional encoding)
- (or (member encoding '(nil "7bit" "8bit" "binary"))
- (mime-charset/decode-buffer charset)
- ))
-
- (defun mime-preview/decode-text-buffer (charset encoding)
- (mime-decode-region (point-min) (point-max) encoding)
- (let* ((mode mime::preview/original-major-mode)
- (m (or (save-excursion
- (set-buffer mime::preview/article-buffer)
- mime::article/code-converter)
- (cdr (or (assq mode mime-viewer/code-converter-alist)
- (assq t mime-viewer/code-converter-alist)))
- ))
- )
- (and (functionp m)
- (funcall m charset encoding)
- )))
-
-
- ;;; @ content filters for tm-view
- ;;;
-
- (defun mime-preview/filter-for-text/plain (ctype params encoding)
- (mime-preview/decode-text-buffer (cdr (assoc "charset" params)) encoding)
- (goto-char (point-max))
- (if (not (eq (char-after (1- (point))) ?\n))
- (insert "\n")
- )
- (if browse-url-browser-function
- (progn
- (goto-char (point-min))
- (while (re-search-forward tm:URL-regexp nil t)
- (let ((beg (match-beginning 0))
- (end (match-end 0)))
- (tm:add-button beg end
- (function tm:browse-url)
- (list (buffer-substring beg end))))
- )))
- (run-hooks 'mime-viewer/plain-text-preview-hook)
- )
-
- (defun mime-preview/filter-for-text/richtext (ctype params encoding)
- (let* ((mode mime::preview/original-major-mode)
- (m (assq mode mime-viewer/code-converter-alist))
- (charset (cdr (assoc "charset" params)))
- (beg (point-min))
- )
- (remove-text-properties beg (point-max) '(face nil))
- (mime-preview/decode-text-buffer charset encoding)
- (richtext-decode beg (point-max))
- ))
-
- (defun mime-preview/filter-for-text/enriched (ctype params encoding)
- (let* ((mode mime::preview/original-major-mode)
- (m (assq mode mime-viewer/code-converter-alist))
- (charset (cdr (assoc "charset" params)))
- (beg (point-min))
- )
- (remove-text-properties beg (point-max) '(face nil))
- (mime-preview/decode-text-buffer charset encoding)
- (enriched-decode beg (point-max))
- ))
-
-
- ;;; @ end
- ;;;
-
- (provide 'tm-text)
-
- ;;; tm-text.el ends here
-