1 ;;; url-misc.el --- Misc Uniform Resource Locator retrieval code
3 ;; Copyright (C) 1996-1999, 2002, 2004-2017 Free Software Foundation,
6 ;; Keywords: comm, data, processes
8 ;; This file is part of GNU Emacs.
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
12 ;; the Free Software Foundation, either version 3 of the License, or
13 ;; (at your option) any later version.
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.
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
27 (declare-function mm-disable-multibyte
"mm-util" ())
28 (autoload 'Info-goto-node
"info" "" t
)
29 (autoload 'man
"man" nil t
)
33 "Fetch a Unix manual page URL."
34 (man (url-filename url
))
39 "Fetch a GNU Info URL."
41 (let* ((fname (url-filename url
))
42 (node (url-unhex-string (or (url-target url
) "Top"))))
44 (Info-goto-node (concat "(" fname
")" node
))
45 (error "Malformed url: %s" (url-recreate-url url
)))
48 (defun url-do-terminal-emulator (type server port user
)
52 (format "%s%s" (if user
(concat user
"@") "") server
)
53 (cond ((eq type
'rlogin
) "rlogin")
54 ((eq type
'telnet
) "telnet")
55 ((eq type
'tn3270
) "tn3270")
56 (t (error "Unknown terminal emulator required: %s" type
)))
58 (cond ((eq type
'rlogin
)
59 (if user
(list server
"-l" user
) (list server
)))
61 (if port
(list server port
) (list server
)))
66 (defun url-generic-emulator-loader (url)
67 (let* ((type (intern (downcase (url-type url
))))
68 (server (url-host url
))
70 (port (number-to-string (url-port url
))))
71 (url-do-terminal-emulator type server port name
))
75 (defalias 'url-rlogin
'url-generic-emulator-loader
)
77 (defalias 'url-telnet
'url-generic-emulator-loader
)
79 (defalias 'url-tn3270
'url-generic-emulator-loader
)
84 "Fetch a data URL (RFC 2397)."
86 ;; The mediatype may need to be hex-encoded too -- see the RFC.
87 (desc (url-unhex-string (url-filename url
)))
91 (if (not (string-match "\\([^,]*\\)?," desc
))
92 (error "Malformed data URL: %s" desc
)
93 (setq mediatype
(match-string 1 desc
)
94 data
(url-unhex-string (substring desc
(match-end 0))))
95 (if (and mediatype
(string-match ";base64\\'" mediatype
))
96 (setq mediatype
(substring mediatype
0 (match-beginning 0))
98 (if (or (null mediatype
)
99 (eq ?\
; (aref mediatype 0)))
100 (setq mediatype
(concat "text/plain" mediatype
))))
101 (set-buffer (generate-new-buffer " *url-data*"))
102 (mm-disable-multibyte)
103 (insert (format "Content-Length: %d\n" (length data
))
104 "Content-Type: " mediatype
"\n"
105 "Content-Transfer-Encoding: " encoding
"\n"
107 (if data
(insert data
))
112 ;;; url-misc.el ends here