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8c8b8430 | 1 | ;;; url-misc.el --- Misc Uniform Resource Locator retrieval code |
00eef4de | 2 | |
71ddfde5 | 3 | ;; Copyright (C) 1996, 1997, 1998, 1999, 2002, 2004, |
12dc447f | 4 | ;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc. |
00eef4de | 5 | |
8c8b8430 SM |
6 | ;; Keywords: comm, data, processes |
7 | ||
00eef4de LH |
8 | ;; This file is part of GNU Emacs. |
9 | ||
10 | ;; GNU Emacs is free software; you can redistribute it and/or modify | |
11 | ;; it under the terms of the GNU General Public License as published by | |
8c0ee52a | 12 | ;; the Free Software Foundation; either version 3, or (at your option) |
00eef4de LH |
13 | ;; any later version. |
14 | ||
15 | ;; GNU Emacs is distributed in the hope that it will be useful, | |
16 | ;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | ;; GNU General Public License for more details. | |
19 | ||
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 | |
4fc5845f LK |
22 | ;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
23 | ;; Boston, MA 02110-1301, USA. | |
00eef4de LH |
24 | |
25 | ;;; Code: | |
8c8b8430 | 26 | |
5d1f2b4f | 27 | (eval-when-compile (require 'cl)) |
8c8b8430 SM |
28 | (require 'url-vars) |
29 | (require 'url-parse) | |
30 | (autoload 'Info-goto-node "info" "" t) | |
31 | (autoload 'man "man" nil t) | |
32 | ||
33 | ;;;###autoload | |
34 | (defun url-man (url) | |
35 | "Fetch a Unix manual page URL." | |
36 | (man (url-filename url)) | |
37 | nil) | |
38 | ||
39 | ;;;###autoload | |
40 | (defun url-info (url) | |
41 | "Fetch a GNU Info URL." | |
42 | ;; Fetch an info node | |
43 | (let* ((fname (url-filename url)) | |
44 | (node (url-unhex-string (or (url-target url) "Top")))) | |
45 | (if (and fname node) | |
46 | (Info-goto-node (concat "(" fname ")" node)) | |
47 | (error "Malformed url: %s" (url-recreate-url url))) | |
48 | nil)) | |
49 | ||
50 | (defun url-do-terminal-emulator (type server port user) | |
51 | (terminal-emulator | |
52 | (generate-new-buffer (format "%s%s" (if user (concat user "@") "") server)) | |
53 | (case type | |
54 | (rlogin "rlogin") | |
55 | (telnet "telnet") | |
56 | (tn3270 "tn3270") | |
57 | (otherwise | |
58 | (error "Unknown terminal emulator required: %s" type))) | |
59 | (case type | |
60 | (rlogin | |
61 | (if user | |
62 | (list server "-l" user) | |
63 | (list server))) | |
64 | (telnet | |
65 | (if user (message "Please log in as user: %s" user)) | |
66 | (if port | |
67 | (list server port) | |
68 | (list server))) | |
69 | (tn3270 | |
70 | (if user (message "Please log in as user: %s" user)) | |
71 | (list server))))) | |
72 | ||
73 | ;;;###autoload | |
74 | (defun url-generic-emulator-loader (url) | |
75 | (let* ((type (intern (downcase (url-type url)))) | |
76 | (server (url-host url)) | |
77 | (name (url-user url)) | |
21c494d8 | 78 | (port (number-to-string (url-port url)))) |
8c8b8430 SM |
79 | (url-do-terminal-emulator type server port name)) |
80 | nil) | |
81 | ||
82 | ;;;###autoload | |
83 | (defalias 'url-rlogin 'url-generic-emulator-loader) | |
84 | ;;;###autoload | |
85 | (defalias 'url-telnet 'url-generic-emulator-loader) | |
86 | ;;;###autoload | |
87 | (defalias 'url-tn3270 'url-generic-emulator-loader) | |
88 | ||
89 | ;; RFC 2397 | |
90 | ;;;###autoload | |
91 | (defun url-data (url) | |
92 | "Fetch a data URL (RFC 2397)." | |
93 | (let ((mediatype nil) | |
94 | ;; The mediatype may need to be hex-encoded too -- see the RFC. | |
95 | (desc (url-unhex-string (url-filename url))) | |
96 | (encoding "8bit") | |
97 | (data nil)) | |
98 | (save-excursion | |
99 | (if (not (string-match "\\([^,]*\\)?," desc)) | |
100 | (error "Malformed data URL: %s" desc) | |
101 | (setq mediatype (match-string 1 desc)) | |
102 | (if (and mediatype (string-match ";base64\\'" mediatype)) | |
103 | (setq mediatype (substring mediatype 0 (match-beginning 0)) | |
104 | encoding "base64")) | |
105 | (if (or (null mediatype) | |
106 | (eq ?\; (aref mediatype 0))) | |
107 | (setq mediatype (concat "text/plain" mediatype))) | |
108 | (setq data (url-unhex-string (substring desc (match-end 0))))) | |
109 | (set-buffer (generate-new-buffer " *url-data*")) | |
110 | (mm-disable-multibyte) | |
111 | (insert (format "Content-Length: %d\n" (length data)) | |
112 | "Content-Type: " mediatype "\n" | |
113 | "Content-Encoding: " encoding "\n" | |
114 | "\n") | |
115 | (if data (insert data)) | |
116 | (current-buffer)))) | |
117 | ||
118 | (provide 'url-misc) | |
e5566bd5 | 119 | |
cbee283d | 120 | ;; arch-tag: 8c544e1b-d8bc-40a6-b319-f1f37fef65a0 |
00eef4de | 121 | ;;; url-misc.el ends here |