From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: YAMAMOTO Mitsuharu Newsgroups: gmane.emacs.bugs Subject: bug#13442: 24.1; Please add a function to hexify paths to url-util, e.g. the attached Date: Tue, 15 Jan 2013 11:35:10 +0900 Organization: Faculty of Science, Chiba University Message-ID: References: <87fw23s8jj.fsf@sc3d.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII X-Trace: ger.gmane.org 1358217343 4675 80.91.229.3 (15 Jan 2013 02:35:43 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 15 Jan 2013 02:35:43 +0000 (UTC) Cc: 13442@debbugs.gnu.org To: Reuben Thomas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Jan 15 03:36:00 2013 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1TuwNY-00021G-RL for geb-bug-gnu-emacs@m.gmane.org; Tue, 15 Jan 2013 03:35:56 +0100 Original-Received: from localhost ([::1]:49530 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TuwNI-0005En-Hu for geb-bug-gnu-emacs@m.gmane.org; Mon, 14 Jan 2013 21:35:40 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:34479) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TuwNF-0005Ei-5z for bug-gnu-emacs@gnu.org; Mon, 14 Jan 2013 21:35:38 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TuwND-0004lp-Vb for bug-gnu-emacs@gnu.org; Mon, 14 Jan 2013 21:35:37 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:55093) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TuwND-0004ll-S8 for bug-gnu-emacs@gnu.org; Mon, 14 Jan 2013 21:35:35 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TuwNe-0004ba-H3 for bug-gnu-emacs@gnu.org; Mon, 14 Jan 2013 21:36:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: YAMAMOTO Mitsuharu Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 15 Jan 2013 02:36:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 13442 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 13442-submit@debbugs.gnu.org id=B13442.135821734517679 (code B ref 13442); Tue, 15 Jan 2013 02:36:02 +0000 Original-Received: (at 13442) by debbugs.gnu.org; 15 Jan 2013 02:35:45 +0000 Original-Received: from localhost ([127.0.0.1]:60557 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TuwNM-0004b6-I3 for submit@debbugs.gnu.org; Mon, 14 Jan 2013 21:35:44 -0500 Original-Received: from mathmail.math.s.chiba-u.ac.jp ([133.82.132.2]:55886) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TuwNJ-0004ar-Ci for 13442@debbugs.gnu.org; Mon, 14 Jan 2013 21:35:43 -0500 Original-Received: from church.math.s.chiba-u.ac.jp (church [133.82.132.36]) by mathmail.math.s.chiba-u.ac.jp (Postfix) with ESMTP id CA121C0563; Tue, 15 Jan 2013 11:35:10 +0900 (JST) In-Reply-To: <87fw23s8jj.fsf@sc3d.org> User-Agent: Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.8 (=?UTF-8?Q?Shij=C5=8D?=) APEL/10.6 Emacs/22.3 (sparc-sun-solaris2.8) MULE/5.0 (SAKAKI) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:69788 Archived-At: >>>>> On Mon, 14 Jan 2013 22:29:20 +0000, Reuben Thomas said: > Sometimes, one needs to escape a path that will be made part of a URL. The code here: > https://github.com/MassimoLauria/dotemacs/blob/master/init-latex.el > shows a need for it, namely, escaping a filename to pass as part of a > URL to DBus as part of the use of SyncTeX. > As far as I can tell, there's no function that does this currently. > Something like the code at the above-mentioned URL seems to work nicely, > e.g.: > (defun url-hexify-path (path) > "Handle special characters for urlify. `/' is added temporarily > to `url-unreserved-chars', so that `url-hexify-string' won't > escape path separators." > (let ((url-unreserved-chars (cons ?/ url-unreserved-chars))) > (url-hexify-string path))) > though I imagine this could be more neatly done. Since '/' is the only > special character in paths that needs to be retained in URLs, the > algorithm seems sound, at least. I usually do that like this: ;; Suppose we have an absolute file name in `file-name'. (let* ((coding (or file-name-coding-system default-file-name-coding-system)) (encoded-file-name (if coding (encode-coding-string file-name coding) file-name))) (concat "file://localhost" (mapconcat 'url-hexify-string (split-string encoded-file-name "/") "/"))) BTW, I think it is not a good idea to provide a function that simply "escapes" a file name string. Such a function should always return a well-formed URL. See also http://lists.gnu.org/archive/html/emacs-devel/2007-09/msg01168.html and http://lists.gnu.org/archive/html/emacs-devel/2006-05/msg01060.html . YAMAMOTO Mitsuharu mituharu@math.s.chiba-u.ac.jp