125 lines
4.0 KiB
JavaScript
125 lines
4.0 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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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const { interfaces: Ci, utils: Cu } = Components;
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this.EXPORTED_SYMBOLS = ["AndroidUtils"];
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Cu.import("resource://gre/modules/AppsUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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XPCOMUtils.defineLazyModuleGetter(this, "Messaging",
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"resource://gre/modules/Messaging.jsm");
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var appsRegistry = null;
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function debug() {
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//dump("-*- AndroidUtils " + Array.slice(arguments) + "\n");
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}
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// Helper functions to manage Android native apps. We keep them in the
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// registry with a `kind` equals to "android-native" and we also store
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// the package name and class name in the registry.
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// Communication with the android side happens through json messages.
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this.AndroidUtils = {
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init: function(aRegistry) {
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appsRegistry = aRegistry;
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Services.obs.addObserver(this, "Android:Apps:Installed", false);
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Services.obs.addObserver(this, "Android:Apps:Uninstalled", false);
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},
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uninit: function() {
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Services.obs.removeObserver(this, "Android:Apps:Installed");
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Services.obs.removeObserver(this, "Android:Apps:Uninstalled");
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},
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getOriginAndManifestURL: function(aPackageName) {
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let origin = "android://" + aPackageName.toLowerCase();
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let manifestURL = origin + "/manifest.webapp";
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return [origin, manifestURL];
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},
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getPackageAndClassFromManifestURL: function(aManifestURL) {
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debug("getPackageAndClassFromManifestURL " + aManifestURL);
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let app = appsRegistry.getAppByManifestURL(aManifestURL);
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if (!app) {
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debug("No app for " + aManifestURL);
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return [];
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}
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return [app.android_packagename, app.android_classname];
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},
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buildAndroidAppData: function(aApp) {
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// Use the package and class name to get a unique origin.
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// We put the version with the normal case as part of the manifest url.
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let [origin, manifestURL] =
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this.getOriginAndManifestURL(aApp.packagename);
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// We choose 96 as an arbitrary size since we can only get one icon
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// from Android.
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let manifest = {
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name: aApp.name,
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icons: { "96": aApp.icon }
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}
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debug("Origin is " + origin);
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let appData = {
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app: {
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installOrigin: origin,
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origin: origin,
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manifest: manifest,
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manifestURL: manifestURL,
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manifestHash: AppsUtils.computeHash(JSON.stringify(manifest)),
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appStatus: Ci.nsIPrincipal.APP_STATUS_INSTALLED,
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removable: aApp.removable,
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android_packagename: aApp.packagename,
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android_classname: aApp.classname
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},
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isBrowser: false,
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isPackage: false
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};
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return appData;
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},
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installAndroidApps: function() {
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return Messaging.sendRequestForResult({ type: "Apps:GetList" }).then(
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aApps => {
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debug("Got " + aApps.apps.length + " android apps.");
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let promises = [];
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aApps.apps.forEach(app => {
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debug("App is " + app.name + " removable? " + app.removable);
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let p = new Promise((aResolveInstall, aRejectInstall) => {
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let appData = this.buildAndroidAppData(app);
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appsRegistry.confirmInstall(appData, null, aResolveInstall);
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});
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promises.push(p);
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});
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// Wait for all apps to be installed.
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return Promise.all(promises);
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}
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).then(appsRegistry._saveApps.bind(appsRegistry));
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},
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observe: function(aSubject, aTopic, aData) {
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let data;
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try {
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data = JSON.parse(aData);
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} catch(e) {
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debug(e);
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return;
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}
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if (aTopic == "Android:Apps:Installed") {
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let appData = this.buildAndroidAppData(data);
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appsRegistry.confirmInstall(appData);
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} else if (aTopic == "Android:Apps:Uninstalled") {
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let [origin, manifestURL] =
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this.getOriginAndManifestURL(data.packagename);
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appsRegistry.uninstall(manifestURL);
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}
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},
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}
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