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 file,
michael@0:  * You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /* This module is imported at the startup of an application.  It takes care of
michael@0:  * permissions installation, application url loading, security settings.  Put
michael@0:  * stuff here that you want to happen once on startup before the webapp is
michael@0:  * loaded.  */
michael@0: 
michael@0: this.EXPORTED_SYMBOLS = ["startup"];
michael@0: 
michael@0: const Ci = Components.interfaces;
michael@0: const Cu = Components.utils;
michael@0: 
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: Cu.import("resource://gre/modules/AppsUtils.jsm");
michael@0: Cu.import("resource://gre/modules/PermissionsInstaller.jsm");
michael@0: Cu.import('resource://gre/modules/Payment.jsm');
michael@0: Cu.import('resource://gre/modules/AlarmService.jsm');
michael@0: Cu.import("resource://gre/modules/Task.jsm");
michael@0: Cu.import("resource://gre/modules/Promise.jsm");
michael@0: Cu.import("resource://gre/modules/osfile.jsm");
michael@0: 
michael@0: Cu.import("resource://webapprt/modules/WebappRT.jsm");
michael@0: Cu.import("resource://webapprt/modules/WebRTCHandler.jsm");
michael@0: 
michael@0: const PROFILE_DIR = OS.Constants.Path.profileDir;
michael@0: 
michael@0: function isFirstRunOrUpdate() {
michael@0:   let savedBuildID = null;
michael@0:   try {
michael@0:     savedBuildID = Services.prefs.getCharPref("webapprt.buildID");
michael@0:   } catch (e) {}
michael@0: 
michael@0:   let ourBuildID = Services.appinfo.platformBuildID;
michael@0: 
michael@0:   if (ourBuildID != savedBuildID) {
michael@0:     Services.prefs.setCharPref("webapprt.buildID", ourBuildID);
michael@0:     return true;
michael@0:   }
michael@0: 
michael@0:   return false;
michael@0: }
michael@0: 
michael@0: function writeFile(aPath, aData) {
michael@0:   return Task.spawn(function() {
michael@0:     let data = new TextEncoder().encode(aData);
michael@0:     yield OS.File.writeAtomic(aPath, data, { tmpPath: aPath + ".tmp" });
michael@0:   });
michael@0: }
michael@0: 
michael@0: function createBrandingFiles() {
michael@0:   return Task.spawn(function() {
michael@0:     let manifest = WebappRT.localeManifest;
michael@0:     let name = WebappRT.localeManifest.name;
michael@0:     let developer = " ";
michael@0:     if (WebappRT.localeManifest.developer) {
michael@0:       developer = WebappRT.localeManifest.developer.name;
michael@0:     }
michael@0: 
michael@0:     let brandDTDContent = '<!ENTITY brandShortName "' + name + '">\n\
michael@0:   <!ENTITY brandFullName "' + name + '">\n\
michael@0:   <!ENTITY vendorShortName "' + developer + '">\n\
michael@0:   <!ENTITY trademarkInfo.part1 " ">';
michael@0: 
michael@0:     yield writeFile(OS.Path.join(PROFILE_DIR, "brand.dtd"), brandDTDContent);
michael@0: 
michael@0:     let brandPropertiesContent = 'brandShortName=' + name + '\n\
michael@0:   brandFullName=' + name + '\n\
michael@0:   vendorShortName=' + developer;
michael@0: 
michael@0:     yield writeFile(OS.Path.join(PROFILE_DIR, "brand.properties"),
michael@0:                     brandPropertiesContent);
michael@0:   });
michael@0: }
michael@0: 
michael@0: // Observes all the events needed to actually launch an application.
michael@0: // It waits for XUL window and webapps registry loading.
michael@0: this.startup = function(window) {
michael@0:   return Task.spawn(function () {
michael@0:     // Observe XUL window loading.
michael@0:     // For tests, it could be already loaded.
michael@0:     let deferredWindowLoad = Promise.defer();
michael@0:     if (window.document && window.document.getElementById("content")) {
michael@0:       deferredWindowLoad.resolve();
michael@0:     } else {
michael@0:       window.addEventListener("DOMContentLoaded", function onLoad() {
michael@0:         window.removeEventListener("DOMContentLoaded", onLoad, false);
michael@0:         deferredWindowLoad.resolve();
michael@0:       });
michael@0:     }
michael@0: 
michael@0:     let appUpdated = false;
michael@0:     let updatePending = yield WebappRT.isUpdatePending();
michael@0:     if (updatePending) {
michael@0:       appUpdated = yield WebappRT.applyUpdate();
michael@0:     }
michael@0: 
michael@0:     yield WebappRT.loadConfig();
michael@0: 
michael@0:     let appData = WebappRT.config.app;
michael@0: 
michael@0:     // Initialize DOMApplicationRegistry by importing Webapps.jsm.
michael@0:     Cu.import("resource://gre/modules/Webapps.jsm");
michael@0:     // Initialize window-independent handling of webapps- notifications.
michael@0:     Cu.import("resource://webapprt/modules/WebappManager.jsm");
michael@0: 
michael@0:     // Wait for webapps registry loading.
michael@0:     yield DOMApplicationRegistry.registryStarted;
michael@0:     // Add the currently running app to the registry.
michael@0:     yield DOMApplicationRegistry.addInstalledApp(appData, appData.manifest,
michael@0:                                                  appData.updateManifest);
michael@0: 
michael@0:     let manifestURL = appData.manifestURL;
michael@0:     if (manifestURL) {
michael@0:       // On firstrun, set permissions to their default values.
michael@0:       // When the webapp runtime is updated, update the permissions.
michael@0:       if (isFirstRunOrUpdate(Services.prefs) || appUpdated) {
michael@0:         PermissionsInstaller.installPermissions(appData, true);
michael@0:         yield createBrandingFiles();
michael@0:       }
michael@0:     }
michael@0: 
michael@0:     // Branding substitution
michael@0:     let aliasFile = Components.classes["@mozilla.org/file/local;1"]
michael@0:                               .createInstance(Ci.nsIFile);
michael@0:     aliasFile.initWithPath(PROFILE_DIR);
michael@0: 
michael@0:     let aliasURI = Services.io.newFileURI(aliasFile);
michael@0: 
michael@0:     Services.io.getProtocolHandler("resource")
michael@0:                .QueryInterface(Ci.nsIResProtocolHandler)
michael@0:                .setSubstitution("webappbranding", aliasURI);
michael@0: 
michael@0:     // Wait for XUL window loading
michael@0:     yield deferredWindowLoad.promise;
michael@0: 
michael@0:     // Get the <browser> element in the webapp.xul window.
michael@0:     let appBrowser = window.document.getElementById("content");
michael@0: 
michael@0:     // Set the principal to the correct appID and launch the application.
michael@0:     appBrowser.docShell.setIsApp(WebappRT.appID);
michael@0:     appBrowser.setAttribute("src", WebappRT.launchURI);
michael@0: 
michael@0:     if (appData.manifest.fullscreen) {
michael@0:       appBrowser.addEventListener("load", function onLoad() {
michael@0:         appBrowser.removeEventListener("load", onLoad, true);
michael@0:         appBrowser.contentDocument.
michael@0:           documentElement.mozRequestFullScreen();
michael@0:       }, true);
michael@0:     }
michael@0: 
michael@0:     WebappRT.startUpdateService();
michael@0:   });
michael@0: }