1 ;;; url-misc.el --- Misc Uniform Resource Locator retrieval code
3 ;; Copyright (C) 1996-1999, 2002, 2004-2016 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 (autoload 'Info-goto-node
"info" "" t
)
28 (autoload 'man
"man" nil t
)
32 "Fetch a Unix manual page URL."
33 (man (url-filename url
))
38 "Fetch a GNU Info URL."
40 (let* ((fname (url-filename url
))
41 (node (url-unhex-string (or (url-target url
) "Top"))))
43 (Info-goto-node (concat "(" fname
")" node
))
44 (error "Malformed url: %s" (url-recreate-url url
)))
47 (defun url-do-terminal-emulator (type server port user
)
51 (format "%s%s" (if user
(concat user
"@") "") server
)
52 (cond ((eq type
'rlogin
) "rlogin")
53 ((eq type
'telnet
) "telnet")
54 ((eq type
'tn3270
) "tn3270")
55 (t (error "Unknown terminal emulator required: %s" type
)))
57 (cond ((eq type
'rlogin
)
58 (if user
(list server
"-l" user
) (list server
)))
60 (if port
(list server port
) (list server
)))
65 (defun url-generic-emulator-loader (url)
66 (let* ((type (intern (downcase (url-type url
))))
67 (server (url-host url
))
69 (port (number-to-string (url-port url
))))
70 (url-do-terminal-emulator type server port name
))
74 (defalias 'url-rlogin
'url-generic-emulator-loader
)
76 (defalias 'url-telnet
'url-generic-emulator-loader
)
78 (defalias 'url-tn3270
'url-generic-emulator-loader
)
83 "Fetch a data URL (RFC 2397)."
85 ;; The mediatype may need to be hex-encoded too -- see the RFC.
86 (desc (url-unhex-string (url-filename url
)))
90 (if (not (string-match "\\([^,]*\\)?," desc
))
91 (error "Malformed data URL: %s" desc
)
92 (setq mediatype
(match-string 1 desc
)
93 data
(url-unhex-string (substring desc
(match-end 0))))
94 (if (and mediatype
(string-match ";base64\\'" mediatype
))
95 (setq mediatype
(substring mediatype
0 (match-beginning 0))
97 (if (or (null mediatype
)
98 (eq ?\
; (aref mediatype 0)))
99 (setq mediatype
(concat "text/plain" mediatype
))))
100 (set-buffer (generate-new-buffer " *url-data*"))
101 (mm-disable-multibyte)
102 (insert (format "Content-Length: %d\n" (length data
))
103 "Content-Type: " mediatype
"\n"
104 "Content-Transfer-Encoding: " encoding
"\n"
106 (if data
(insert data
))
111 ;;; url-misc.el ends here