mirror of
https://github.com/classilla/tenfourfox.git
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144 lines
4.3 KiB
JavaScript
144 lines
4.3 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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this.EXPORTED_SYMBOLS = ["WebappRT"];
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/Promise.jsm");
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Cu.import("resource://gre/modules/AppsUtils.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "OS",
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"resource://gre/modules/osfile.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "Task",
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"resource://gre/modules/Task.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, 'NativeApp',
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'resource://gre/modules/NativeApp.jsm');
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XPCOMUtils.defineLazyServiceGetter(this, "appsService",
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"@mozilla.org/AppsService;1",
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"nsIAppsService");
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this.WebappRT = {
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_configPromise: null,
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get configPromise() {
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if (!this._configPromise) {
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this._configPromise = Task.spawn(function*() {
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let webappJson = OS.Path.join(Services.dirsvc.get("AppRegD", Ci.nsIFile).path,
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"webapp.json");
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WebappRT.config = yield AppsUtils.loadJSONAsync(webappJson);
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});
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}
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return this._configPromise;
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},
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get launchURI() {
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return this.localeManifest.fullLaunchPath();
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},
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get localeManifest() {
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return new ManifestHelper(this.config.app.manifest,
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this.config.app.origin,
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this.config.app.manifestURL);
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},
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get appID() {
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let manifestURL = this.config.app.manifestURL;
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if (!manifestURL) {
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return Ci.nsIScriptSecurityManager.NO_APP_ID;
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}
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return appsService.getAppLocalIdByManifestURL(manifestURL);
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},
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isUpdatePending: Task.async(function*() {
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let webappJson = OS.Path.join(Services.dirsvc.get("AppRegD", Ci.nsIFile).path,
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"update", "webapp.json");
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if (!(yield OS.File.exists(webappJson))) {
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return false;
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}
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return true;
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}),
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applyUpdate: Task.async(function*() {
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let webappJson = OS.Path.join(Services.dirsvc.get("AppRegD", Ci.nsIFile).path,
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"update", "webapp.json");
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let config = yield AppsUtils.loadJSONAsync(webappJson);
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let nativeApp = new NativeApp(config.app, config.app.manifest,
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config.app.categories,
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config.registryDir);
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try {
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yield nativeApp.applyUpdate(config.app);
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} catch (ex) {
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return false;
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}
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// The update has been applied successfully, the new config file
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// is the config file that was in the update directory.
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this.config = config;
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this._configPromise = Promise.resolve();
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return true;
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}),
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startUpdateService: function() {
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let manifestURL = this.config.app.manifestURL;
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// We used to install apps without storing their manifest URL.
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// Now we can't update them.
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if (!manifestURL) {
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return;
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}
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// Check for updates once a day.
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let timerManager = Cc["@mozilla.org/updates/timer-manager;1"].
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getService(Ci.nsIUpdateTimerManager);
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timerManager.registerTimer("updateTimer", () => {
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let window = Services.wm.getMostRecentWindow("webapprt:webapp");
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window.navigator.mozApps.mgmt.getAll().onsuccess = function() {
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let thisApp = null;
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for (let app of this.result) {
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if (app.manifestURL == manifestURL) {
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thisApp = app;
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break;
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}
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}
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// This shouldn't happen if the app is installed.
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if (!thisApp) {
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Cu.reportError("Couldn't find the app in the webapps registry");
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return;
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}
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thisApp.ondownloadavailable = () => {
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// Download available, download it!
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thisApp.download();
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};
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thisApp.ondownloadsuccess = () => {
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// Update downloaded, apply it!
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window.navigator.mozApps.mgmt.applyDownload(thisApp);
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};
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thisApp.ondownloadapplied = () => {
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// Application updated, nothing to do.
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};
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thisApp.checkForUpdate();
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}
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}, Services.prefs.getIntPref("webapprt.app_update_interval"));
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},
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};
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