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Diffstat (limited to 'tools/addon-sdk-1.4/packages/api-utils/lib/url.js')
-rw-r--r-- | tools/addon-sdk-1.4/packages/api-utils/lib/url.js | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.4/packages/api-utils/lib/url.js b/tools/addon-sdk-1.4/packages/api-utils/lib/url.js new file mode 100644 index 0000000..4502129 --- /dev/null +++ b/tools/addon-sdk-1.4/packages/api-utils/lib/url.js @@ -0,0 +1,123 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is Jetpack. + * + * The Initial Developer of the Original Code is Mozilla. + * Portions created by the Initial Developer are Copyright (C) 2007 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * Atul Varma <atul@mozilla.com> + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +"use strict"; + +const {Cc,Ci,Cr} = require("chrome"); + +var ios = Cc['@mozilla.org/network/io-service;1'] + .getService(Ci.nsIIOService); + +var resProt = ios.getProtocolHandler("resource") + .QueryInterface(Ci.nsIResProtocolHandler); + +function newURI(uriStr, base) { + try { + let baseURI = base ? ios.newURI(base, null, null) : null; + return ios.newURI(uriStr, null, baseURI); + } + catch (e if e.result == Cr.NS_ERROR_MALFORMED_URI) { + throw new Error("malformed URI: " + uriStr); + } + catch (e if (e.result == Cr.NS_ERROR_FAILURE || + e.result == Cr.NS_ERROR_ILLEGAL_VALUE)) { + throw new Error("invalid URI: " + uriStr); + } +} + +function resolveResourceURI(uri) { + var resolved; + try { + resolved = resProt.resolveURI(uri); + } catch (e if e.result == Cr.NS_ERROR_NOT_AVAILABLE) { + throw new Error("resource does not exist: " + uri.spec); + }; + return resolved; +} + +let fromFilename = exports.fromFilename = function fromFilename(path) { + var file = Cc['@mozilla.org/file/local;1'] + .createInstance(Ci.nsILocalFile); + file.initWithPath(path); + return ios.newFileURI(file).spec; +}; + +let toFilename = exports.toFilename = function toFilename(url) { + var uri = newURI(url); + if (uri.scheme == "resource") + uri = newURI(resolveResourceURI(uri)); + if (uri.scheme == "chrome") { + var channel = ios.newChannelFromURI(uri); + try { + channel = channel.QueryInterface(Ci.nsIFileChannel); + return channel.file.path; + } catch (e if e.result == Cr.NS_NOINTERFACE) { + throw new Error("chrome url isn't on filesystem: " + url); + } + } + if (uri.scheme == "file") { + var file = uri.QueryInterface(Ci.nsIFileURL).file; + return file.path; + } + throw new Error("cannot map to filename: " + url); +}; + +function URL(url, base) { + var uri = newURI(url, base); + + var userPass = null; + try { + userPass = uri.userPass ? uri.userPass : null; + } catch (e if e.result == Cr.NS_ERROR_FAILURE) {} + + var host = null; + try { + host = uri.host; + } catch (e if e.result == Cr.NS_ERROR_FAILURE) {} + + var port = null; + try { + port = uri.port == -1 ? null : uri.port; + } catch (e if e.result == Cr.NS_ERROR_FAILURE) {} + + this.__defineGetter__("scheme", function() uri.scheme); + this.__defineGetter__("userPass", function() userPass); + this.__defineGetter__("host", function() host); + this.__defineGetter__("port", function() port); + this.__defineGetter__("path", function() uri.path); + this.toString = function URL_toString() uri.spec; +}; +exports.URL = require("./api-utils").publicConstructor(URL); |