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: let Cc = Components.classes;
michael@0: let Ci = Components.interfaces;
michael@0: let Cu = Components.utils;
michael@0: 
michael@0: Cu.import("resource://gre/modules/Services.jsm");
michael@0: Cu.import("resource://gre/modules/FileUtils.jsm");
michael@0: Cu.import("resource://gre/modules/NetUtil.jsm");
michael@0: Cu.import("resource://gre/modules/PermissionsInstaller.jsm");
michael@0: Cu.import("resource://gre/modules/PermissionPromptHelper.jsm");
michael@0: Cu.import("resource://gre/modules/ContactService.jsm");
michael@0: #ifdef MOZ_ANDROID_SYNTHAPKS
michael@0: Cu.import("resource://gre/modules/AppsUtils.jsm");
michael@0: 
michael@0: XPCOMUtils.defineLazyModuleGetter(this, "Notifications", "resource://gre/modules/Notifications.jsm");
michael@0: #endif
michael@0: 
michael@0: function pref(name, value) {
michael@0:   return {
michael@0:     name: name,
michael@0:     value: value
michael@0:   }
michael@0: }
michael@0: 
michael@0: let WebappRT = {
michael@0:   DEFAULT_PREFS_FILENAME: "default-prefs.js",
michael@0: 
michael@0:   prefs: [
michael@0:     // Disable all add-on locations other than the profile (which can't be disabled this way)
michael@0:     pref("extensions.enabledScopes", 1),
michael@0:     // Auto-disable any add-ons that are "dropped in" to the profile
michael@0:     pref("extensions.autoDisableScopes", 1),
michael@0:     // Disable add-on installation via the web-exposed APIs
michael@0:     pref("xpinstall.enabled", false),
michael@0:     // Set a future policy version to avoid the telemetry prompt.
michael@0:     pref("toolkit.telemetry.prompted", 999),
michael@0:     pref("toolkit.telemetry.notifiedOptOut", 999),
michael@0:     pref("media.useAudioChannelService", true),
michael@0:     pref("dom.mozTCPSocket.enabled", true),
michael@0:     // Don't check for updates in webapp processes to avoid duplicate notifications.
michael@0:     pref("browser.webapps.checkForUpdates", 0),
michael@0:   ],
michael@0: 
michael@0:   init: function(aStatus, aUrl, aCallback) {
michael@0:     this.deck = document.getElementById("browsers");
michael@0:     this.deck.addEventListener("click", this, false, true);
michael@0: 
michael@0:     // on first run, update any prefs
michael@0:     if (aStatus == "new") {
michael@0:       this.getDefaultPrefs().forEach(this.addPref);
michael@0: 
michael@0:       // update the blocklist url to use a different app id
michael@0:       let blocklist = Services.prefs.getCharPref("extensions.blocklist.url");
michael@0:       blocklist = blocklist.replace(/%APP_ID%/g, "webapprt-mobile@mozilla.org");
michael@0:       Services.prefs.setCharPref("extensions.blocklist.url", blocklist);
michael@0:     }
michael@0: 
michael@0:     // On firstrun, set permissions to their default values.
michael@0:     // When the webapp runtime is updated, update the permissions.
michael@0:     if (aStatus == "new" || aStatus == "upgrade") {
michael@0:       this.getManifestFor(aUrl, function (aManifest, aApp) {
michael@0:         if (aManifest) {
michael@0:           PermissionsInstaller.installPermissions(aApp, true);
michael@0:         }
michael@0:       });
michael@0:     }
michael@0: 
michael@0: #ifdef MOZ_ANDROID_SYNTHAPKS
michael@0:     // If the app is in debug mode, configure and enable the remote debugger.
michael@0:     sendMessageToJava({ type: "NativeApp:IsDebuggable" }, (response) => {
michael@0:       if (response.isDebuggable) {
michael@0:         this._enableRemoteDebugger(aUrl);
michael@0:       }
michael@0:     });
michael@0: #endif
michael@0: 
michael@0:     this.findManifestUrlFor(aUrl, aCallback);
michael@0:   },
michael@0: 
michael@0:   getManifestFor: function (aUrl, aCallback) {
michael@0:     DOMApplicationRegistry.registryReady.then(() => {
michael@0:       let request = navigator.mozApps.mgmt.getAll();
michael@0:       request.onsuccess = function() {
michael@0:         let apps = request.result;
michael@0:         for (let i = 0; i < apps.length; i++) {
michael@0:           let app = apps[i];
michael@0:           let manifest = new ManifestHelper(app.manifest, app.origin);
michael@0: 
michael@0:           // if this is a path to the manifest, or the launch path, then we have a hit.
michael@0:           if (app.manifestURL == aUrl || manifest.fullLaunchPath() == aUrl) {
michael@0:             aCallback(manifest, app);
michael@0:             return;
michael@0:           }
michael@0:         }
michael@0: 
michael@0:         // Otherwise, once we loop through all of them, we have a miss.
michael@0:         aCallback(undefined);
michael@0:       };
michael@0: 
michael@0:       request.onerror = function() {
michael@0:         // Treat an error like a miss. We can't find the manifest.
michael@0:         aCallback(undefined);
michael@0:       };
michael@0:     });
michael@0:   },
michael@0: 
michael@0:   findManifestUrlFor: function(aUrl, aCallback) {
michael@0:     this.getManifestFor(aUrl, function(aManifest, aApp) {
michael@0:       if (!aManifest) {
michael@0:         // we can't find the manifest, so open it like a web page
michael@0:         aCallback(aUrl);
michael@0:         return;
michael@0:       }
michael@0: 
michael@0:       BrowserApp.manifest = aManifest;
michael@0:       BrowserApp.manifestUrl = aApp.manifestURL;
michael@0: 
michael@0:       aCallback(aManifest.fullLaunchPath());
michael@0:     });
michael@0:   },
michael@0: 
michael@0:   getDefaultPrefs: function() {
michael@0:     // read default prefs from the disk
michael@0:     try {
michael@0:       let defaultPrefs = [];
michael@0:       try {
michael@0:           defaultPrefs = this.readDefaultPrefs(FileUtils.getFile("ProfD", [this.DEFAULT_PREFS_FILENAME]));
michael@0:       } catch(ex) {
michael@0:           // this can throw if the defaultprefs.js file doesn't exist
michael@0:       }
michael@0:       for (let i = 0; i < defaultPrefs.length; i++) {
michael@0:         this.prefs.push(defaultPrefs[i]);
michael@0:       }
michael@0:     } catch(ex) {
michael@0:       console.log("Error reading defaultPrefs file: " + ex);
michael@0:     }
michael@0:     return this.prefs;
michael@0:   },
michael@0: 
michael@0:   readDefaultPrefs: function webapps_readDefaultPrefs(aFile) {
michael@0:     let fstream = Cc["@mozilla.org/network/file-input-stream;1"].createInstance(Ci.nsIFileInputStream);
michael@0:     fstream.init(aFile, -1, 0, 0);
michael@0:     let prefsString = NetUtil.readInputStreamToString(fstream, fstream.available(), {});
michael@0:     return JSON.parse(prefsString);
michael@0:   },
michael@0: 
michael@0:   addPref: function(aPref) {
michael@0:     switch (typeof aPref.value) {
michael@0:       case "string":
michael@0:         Services.prefs.setCharPref(aPref.name, aPref.value);
michael@0:         break;
michael@0:       case "boolean":
michael@0:         Services.prefs.setBoolPref(aPref.name, aPref.value);
michael@0:         break;
michael@0:       case "number":
michael@0:         Services.prefs.setIntPref(aPref.name, aPref.value);
michael@0:         break;
michael@0:     }
michael@0:   },
michael@0: 
michael@0: #ifdef MOZ_ANDROID_SYNTHAPKS
michael@0:   _enableRemoteDebugger: function(aUrl) {
michael@0:     // Skip the connection prompt in favor of notifying the user below.
michael@0:     Services.prefs.setBoolPref("devtools.debugger.prompt-connection", false);
michael@0: 
michael@0:     // Automagically find a free port and configure the debugger to use it.
michael@0:     let serv = Cc['@mozilla.org/network/server-socket;1'].createInstance(Ci.nsIServerSocket);
michael@0:     serv.init(-1, true, -1);
michael@0:     let port = serv.port;
michael@0:     serv.close();
michael@0:     Services.prefs.setIntPref("devtools.debugger.remote-port", port);
michael@0: 
michael@0:     Services.prefs.setBoolPref("devtools.debugger.remote-enabled", true);
michael@0: 
michael@0:     // Notify the user that we enabled the debugger and which port it's using
michael@0:     // so they can use the DevTools Connect… dialog to connect the client to it.
michael@0:     DOMApplicationRegistry.registryReady.then(() => {
michael@0:       let name;
michael@0:       let app = DOMApplicationRegistry.getAppByManifestURL(aUrl);
michael@0:       if (app) {
michael@0:         name = app.name;
michael@0:       } else {
michael@0:         name = Strings.browser.GetStringFromName("remoteNotificationGenericName");
michael@0:       }
michael@0: 
michael@0:       Notifications.create({
michael@0:         title: Strings.browser.formatStringFromName("remoteNotificationTitle", [name], 1),
michael@0:         message: Strings.browser.formatStringFromName("remoteNotificationMessage", [port], 1),
michael@0:         icon: "drawable://warning_doorhanger",
michael@0:       });
michael@0:     });
michael@0:   },
michael@0: #endif
michael@0: 
michael@0:   handleEvent: function(event) {
michael@0:     let target = event.target;
michael@0: 
michael@0:     // walk up the tree to find the nearest link tag
michael@0:     while (target && !(target instanceof HTMLAnchorElement)) {
michael@0:       target = target.parentNode;
michael@0:     }
michael@0: 
michael@0:     if (!target || target.getAttribute("target") != "_blank") {
michael@0:       return;
michael@0:     }
michael@0: 
michael@0:     let uri = Services.io.newURI(target.href, target.ownerDocument.characterSet, null);
michael@0: 
michael@0:     // Direct the URL to the browser.
michael@0:     Cc["@mozilla.org/uriloader/external-protocol-service;1"].
michael@0:       getService(Ci.nsIExternalProtocolService).
michael@0:       getProtocolHandlerInfo(uri.scheme).
michael@0:       launchWithURI(uri);
michael@0: 
michael@0:     // Prevent the runtime from loading the URL.  We do this after directing it
michael@0:     // to the browser to give the runtime a shot at handling the URL if we fail
michael@0:     // to direct it to the browser for some reason.
michael@0:     event.preventDefault();
michael@0:   }
michael@0: }