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: const Cu = Components.utils;
michael@0: const Cc = Components.classes;
michael@0: const Ci = Components.interfaces;
michael@0: 
michael@0: Cu.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0: Cu.import("resource://gre/modules/UserAgentOverrides.jsm");
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: 
michael@0: const DEFAULT_UA = Cc["@mozilla.org/network/protocol;1?name=http"]
michael@0:                      .getService(Ci.nsIHttpProtocolHandler)
michael@0:                      .userAgent;
michael@0: 
michael@0: function SiteSpecificUserAgent() {}
michael@0: 
michael@0: SiteSpecificUserAgent.prototype = {
michael@0:   getUserAgentForURIAndWindow: function ssua_getUserAgentForURIAndWindow(aURI, aWindow) {
michael@0:     let UA;
michael@0:     let win = Services.wm.getMostRecentWindow("navigator:browser");
michael@0:     if (win && win.DesktopUserAgent) {
michael@0:       UA = win.DesktopUserAgent.getUserAgentForWindow(aWindow);
michael@0:     }
michael@0:     return UA || UserAgentOverrides.getOverrideForURI(aURI) || DEFAULT_UA;
michael@0:   },
michael@0: 
michael@0:   classID: Components.ID("{d5234c9d-0ee2-4b3c-9da3-18be9e5cf7e6}"),
michael@0:   QueryInterface: XPCOMUtils.generateQI([Ci.nsISiteSpecificUserAgent])
michael@0: };
michael@0: 
michael@0: this.NSGetFactory = XPCOMUtils.generateNSGetFactory([SiteSpecificUserAgent]);