root/trunk/lisp/url/url-cid.el

Revision 4220, 2.1 kB (checked in by miyoshi, 9 months ago)

Sync up with Emacs22.2.

Line 
1 ;;; url-cid.el --- Content-ID URL loader
2
3 ;; Copyright (C) 1998, 1999, 2004, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
4
5 ;; Keywords: comm, data, processes
6
7 ;; This file is part of GNU Emacs.
8
9 ;; GNU Emacs is free software; you can redistribute it and/or modify
10 ;; it under the terms of the GNU General Public License as published by
11 ;; the Free Software Foundation; either version 3, or (at your option)
12 ;; any later version.
13
14 ;; GNU Emacs is distributed in the hope that it will be useful,
15 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
16 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 ;; GNU General Public License for more details.
18
19 ;; You should have received a copy of the GNU General Public License
20 ;; along with GNU Emacs; see the file COPYING.  If not, write to the
21 ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 ;; Boston, MA 02110-1301, USA.
23
24 ;;; Code:
25
26 (require 'url-vars)
27 (require 'url-parse)
28
29 (require 'mm-decode)
30
31 (defun url-cid-gnus (cid)
32   (let ((content-type nil)
33         (encoding nil)
34         (part nil)
35         (data nil))
36     (setq part (mm-get-content-id cid))
37     (if (not part)
38         (message "Unknown CID encountered: %s" cid)
39       (setq data (save-excursion
40                    (set-buffer (mm-handle-buffer part))
41                    (buffer-string))
42             content-type (mm-handle-type part)
43             encoding (symbol-name (mm-handle-encoding part)))
44       (if (= 0 (length content-type)) (setq content-type "text/plain"))
45       (if (= 0 (length encoding)) (setq encoding "8bit"))
46       (if (listp content-type)
47           (setq content-type (car content-type)))
48       (insert (format "Content-type: %d\r\n"  (length data))
49               "Content-type: " content-type "\r\n"
50               "Content-transfer-encoding: " encoding "\r\n"
51               "\r\n"
52               (or data "")))))
53
54 ;;;###autoload
55 (defun url-cid (url)
56   (cond
57    ((fboundp 'mm-get-content-id)
58     ;; Using Pterodactyl Gnus or later
59     (save-excursion
60       (set-buffer (generate-new-buffer " *url-cid*"))
61       (url-cid-gnus (url-filename url))))
62    (t
63     (message "Unable to handle CID URL: %s" url))))
64
65 ;;; arch-tag: 23d9ab74-fad4-4dba-b1e7-292871e8bda5
66 ;;; url-cid.el ends here
67
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