;;; url-parse.el --- Uniform Resource Locator parser
;; Copyright (C) 1996, 1997, 1998, 1999, 2004,
-;; 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+;; 2005, 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
;; Keywords: comm, data, processes
;; This file is part of GNU Emacs.
;;
-;; GNU Emacs is free software; you can redistribute it and/or modify
+;; GNU Emacs 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 3, or (at your option)
-;; any later version.
-;;
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
;; GNU Emacs 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 GNU Emacs; see the file COPYING. If not, write to the
-;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-;; Boston, MA 02110-1301, USA.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
(url-parse-make-urlobj nil nil nil nil nil url))
(t
(with-temp-buffer
- (set-syntax-table url-parse-syntax-table)
- (let ((save-pos nil)
- (prot nil)
- (user nil)
- (pass nil)
- (host nil)
- (port nil)
- (file nil)
- (refs nil)
- (attr nil)
- (full nil)
- (inhibit-read-only t))
- (erase-buffer)
- (insert url)
- (goto-char (point-min))
- (setq save-pos (point))
-
- ;; 3.1. Scheme
- (if (not (looking-at "//"))
- (progn
- (skip-chars-forward "a-zA-Z+.\\-")
- (downcase-region save-pos (point))
- (setq prot (buffer-substring save-pos (point)))
- (skip-chars-forward ":")
- (setq save-pos (point))))
-
- ;; 3.2. Authority
- (if (looking-at "//")
- (progn
- (setq full t)
- (forward-char 2)
- (setq save-pos (point))
- (skip-chars-forward "^/")
- (setq host (buffer-substring save-pos (point)))
- (if (string-match "^\\([^@]+\\)@" host)
- (setq user (match-string 1 host)
- host (substring host (match-end 0) nil)))
- (if (and user (string-match "\\([^:]+\\):\\(.*\\)" user))
- (setq pass (match-string 2 user)
- user (match-string 1 user)))
- ;; This gives wrong results for IPv6 literal addresses.
- (if (string-match ":\\([0-9+]+\\)" host)
- (setq port (string-to-number (match-string 1 host))
- host (substring host 0 (match-beginning 0))))
- (if (string-match ":$" host)
- (setq host (substring host 0 (match-beginning 0))))
- (setq host (downcase host)
- save-pos (point))))
-
- (if (not port)
- (setq port (url-scheme-get-property prot 'default-port)))
-
- ;; 3.3. Path
- ;; Gross hack to preserve ';' in data URLs
- (setq save-pos (point))
-
- ;; 3.4. Query
- (if (string= "data" prot)
- (goto-char (point-max))
- ;; Now check for references
- (skip-chars-forward "^#")
- (if (eobp)
- nil
- (delete-region
- (point)
- (progn
- (skip-chars-forward "#")
- (setq refs (buffer-substring (point) (point-max)))
- (point-max))))
- (goto-char save-pos)
- (skip-chars-forward "^;")
- (if (not (eobp))
- (setq attr (url-parse-args (buffer-substring (point) (point-max)) t)
+ ;; Don't let those temp-buffer modifications accidentally
+ ;; deactivate the mark of the current-buffer.
+ (let ((deactivate-mark nil))
+ (set-syntax-table url-parse-syntax-table)
+ (let ((save-pos nil)
+ (prot nil)
+ (user nil)
+ (pass nil)
+ (host nil)
+ (port nil)
+ (file nil)
+ (refs nil)
+ (attr nil)
+ (full nil)
+ (inhibit-read-only t))
+ (erase-buffer)
+ (insert url)
+ (goto-char (point-min))
+ (setq save-pos (point))
+
+ ;; 3.1. Scheme
+ (unless (looking-at "//")
+ (skip-chars-forward "a-zA-Z+.\\-")
+ (downcase-region save-pos (point))
+ (setq prot (buffer-substring save-pos (point)))
+ (skip-chars-forward ":")
+ (setq save-pos (point)))
+
+ ;; 3.2. Authority
+ (when (looking-at "//")
+ (setq full t)
+ (forward-char 2)
+ (setq save-pos (point))
+ (skip-chars-forward "^/")
+ (setq host (buffer-substring save-pos (point)))
+ (if (string-match "^\\([^@]+\\)@" host)
+ (setq user (match-string 1 host)
+ host (substring host (match-end 0) nil)))
+ (if (and user (string-match "\\([^:]+\\):\\(.*\\)" user))
+ (setq pass (match-string 2 user)
+ user (match-string 1 user)))
+ ;; This gives wrong results for IPv6 literal addresses.
+ (if (string-match ":\\([0-9+]+\\)" host)
+ (setq port (string-to-number (match-string 1 host))
+ host (substring host 0 (match-beginning 0))))
+ (if (string-match ":$" host)
+ (setq host (substring host 0 (match-beginning 0))))
+ (setq host (downcase host)
+ save-pos (point)))
+
+ (if (not port)
+ (setq port (url-scheme-get-property prot 'default-port)))
+
+ ;; 3.3. Path
+ ;; Gross hack to preserve ';' in data URLs
+ (setq save-pos (point))
+
+ ;; 3.4. Query
+ (if (string= "data" prot)
+ (goto-char (point-max))
+ ;; Now check for references
+ (skip-chars-forward "^#")
+ (if (eobp)
+ nil
+ (delete-region
+ (point)
+ (progn
+ (skip-chars-forward "#")
+ (setq refs (buffer-substring (point) (point-max)))
+ (point-max))))
+ (goto-char save-pos)
+ (skip-chars-forward "^;")
+ (unless (eobp)
+ (setq attr (url-parse-args (buffer-substring (point) (point-max))
+ t)
attr (nreverse attr))))
- (setq file (buffer-substring save-pos (point)))
- (if (and host (string-match "%[0-9][0-9]" host))
- (setq host (url-unhex-string host)))
- (url-parse-make-urlobj
- prot user pass host port file refs attr full))))))
+ (setq file (buffer-substring save-pos (point)))
+ (if (and host (string-match "%[0-9][0-9]" host))
+ (setq host (url-unhex-string host)))
+ (url-parse-make-urlobj
+ prot user pass host port file refs attr full)))))))
(provide 'url-parse)