michael@0: #filter substitution
michael@0: 
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: this.EXPORTED_SYMBOLS = ["UpdateChannel"];
michael@0: 
michael@0: const Cu = Components.utils;
michael@0: 
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: 
michael@0: this.UpdateChannel = {
michael@0:   /**
michael@0:    * Read the update channel from defaults only.  We do this to ensure that
michael@0:    * the channel is tightly coupled with the application and does not apply
michael@0:    * to other instances of the application that may use the same profile.
michael@0:    *
michael@0:    * @param [optional] aIncludePartners
michael@0:    *        Whether or not to include the partner bits. Default: true.
michael@0:    */
michael@0:   get: function UpdateChannel_get(aIncludePartners = true) {
michael@0:     let channel = "@MOZ_UPDATE_CHANNEL@";
michael@0:     let defaults = Services.prefs.getDefaultBranch(null);
michael@0:     try {
michael@0:       channel = defaults.getCharPref("app.update.channel");
michael@0:     } catch (e) {
michael@0:       // use default value when pref not found
michael@0:     }
michael@0: 
michael@0:     if (aIncludePartners) {
michael@0:       try {
michael@0:         let partners = Services.prefs.getChildList("app.partner.").sort();
michael@0:         if (partners.length) {
michael@0:           channel += "-cck";
michael@0:           partners.forEach(function (prefName) {
michael@0:             channel += "-" + Services.prefs.getCharPref(prefName);
michael@0:           });
michael@0:         }
michael@0:       } catch (e) {
michael@0:         Cu.reportError(e);
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     return channel;
michael@0:   }
michael@0: };