michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: const Cc = Components.classes;
michael@0: const Ci = Components.interfaces;
michael@0: const Cu = Components.utils;
michael@0: 
michael@0: Cu.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: 
michael@0: XPCOMUtils.defineLazyGetter(this, "cpmm", function() {
michael@0:   return Cc["@mozilla.org/childprocessmessagemanager;1"]
michael@0:            .getService(Ci.nsIMessageSender);
michael@0: });
michael@0: 
michael@0: function YoutubeProtocolHandler() {
michael@0: }
michael@0: 
michael@0: YoutubeProtocolHandler.prototype = {
michael@0:   classID: Components.ID("{c3f1b945-7e71-49c8-95c7-5ae9cc9e2bad}"),
michael@0:   QueryInterface: XPCOMUtils.generateQI([Ci.nsIProtocolHandler]),
michael@0: 
michael@0:   scheme: "vnd.youtube",
michael@0:   defaultPort: -1,
michael@0:   protocolFlags: Ci.nsIProtocolHandler.URI_NORELATIVE |
michael@0:                  Ci.nsIProtocolHandler.URI_NOAUTH |
michael@0:                  Ci.nsIProtocolHandler.URI_LOADABLE_BY_ANYONE,
michael@0: 
michael@0:   // Sample URL:
michael@0:   // vnd.youtube:iNuKL2Gy_QM?vndapp=youtube_mobile&vndclient=mv-google&vndel=watch&vnddnc=1
michael@0:   // Note that there is no hostname, so we use URLTYPE_NO_AUTHORITY
michael@0:   newURI: function yt_phNewURI(aSpec, aOriginCharset, aBaseURI) {
michael@0:     let uri = Cc["@mozilla.org/network/standard-url;1"]
michael@0:               .createInstance(Ci.nsIStandardURL);
michael@0:     uri.init(Ci.nsIStandardURL.URLTYPE_NO_AUTHORITY, this.defaultPort,
michael@0:              aSpec, aOriginCharset, aBaseURI);
michael@0:     return uri.QueryInterface(Ci.nsIURI);
michael@0:   },
michael@0: 
michael@0:   newChannel: function yt_phNewChannel(aURI) {
michael@0:     /*
michael@0:      * This isn't a real protocol handler. Instead of creating a channel
michael@0:      * we just send a message and throw an exception. This 'content-handler'
michael@0:      * message is handled in b2g/chrome/content/shell.js where it starts
michael@0:      * an activity request that will open the Video app. The video app
michael@0:      * includes code to handle this fake 'video/youtube' mime type
michael@0:      */
michael@0:     cpmm.sendAsyncMessage("content-handler", {
michael@0:       type: 'video/youtube', // A fake MIME type for the activity handler
michael@0:       url: aURI.spec         // The path component of this URL is the video id
michael@0:     });
michael@0: 
michael@0:     throw Components.results.NS_ERROR_ILLEGAL_VALUE;
michael@0:   },
michael@0: 
michael@0:   allowPort: function yt_phAllowPort(aPort, aScheme) {
michael@0:     return false;
michael@0:   }
michael@0: };
michael@0: 
michael@0: this.NSGetFactory = XPCOMUtils.generateNSGetFactory([YoutubeProtocolHandler]);