[Chromoting] Create core Application interface for CRD.

remoting/webapp/crd/js/desktop_remoting.js

Index: remoting/webapp/crd/js/desktop_remoting.js
diff --git a/remoting/webapp/crd/js/desktop_remoting.js b/remoting/webapp/crd/js/desktop_remoting.js
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+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @fileoverview
+ * This class implements the functionality that is specific to desktop
+ * remoting ("Chromoting" or CRD).
+ */
+
+'use strict';
+
+/** @suppress {duplicate} */
+var remoting = remoting || {};
+
+/**
+ * @param {remoting.Application} app The main app that owns this delegate.
+ * @constructor
+ * @implements {remoting.Application.Delegate}
+ */
+remoting.DesktopRemoting = function(app) {
+  /**
+   * TODO(garykac): Remove this reference to the Application. It's only
+   * needed to get the current mode when reporting errors. So we should be
+   * able to refactor and remove this reference cycle.
+   *
+   * @type {remoting.Application}
+   * @private
+   */
+  this.app_ = app;
+  app.setDelegate(this);
+};
+
+remoting.DesktopRemoting.prototype.init = function() {
+  remoting.initGlobalObjects();
+  remoting.initIdentity();
+  remoting.initIdentityEmail(remoting.onEmailAvailable);
+
+  remoting.initElementEventHandlers();
+  remoting.initGlobalEventHandlers();
+
+  if (base.isAppsV2()) {
+    remoting.fullscreen = new remoting.FullscreenAppsV2();
+    remoting.windowFrame = new remoting.WindowFrame(
+        document.getElementById('title-bar'));
+    remoting.optionsMenu = remoting.windowFrame.createOptionsMenu();
+  } else {
+    remoting.fullscreen = new remoting.FullscreenAppsV1();
+    remoting.toolbar = new remoting.Toolbar(
+        document.getElementById('session-toolbar'));
+    remoting.optionsMenu = remoting.toolbar.createOptionsMenu();
+  }
+
+  remoting.initHostlist_();
+
+  var homeFeedback = new remoting.MenuButton(
+      document.getElementById('help-feedback-main'));
+  var toolbarFeedback = new remoting.MenuButton(
+      document.getElementById('help-feedback-toolbar'));
+  remoting.manageHelpAndFeedback(
+      document.getElementById('title-bar'));
+  remoting.manageHelpAndFeedback(
+      document.getElementById('help-feedback-toolbar'));
+  remoting.manageHelpAndFeedback(
+      document.getElementById('help-feedback-main'));
+
+  remoting.windowShape.updateClientWindowShape();
+
+  remoting.showOrHideIT2MeUi();
+  remoting.showOrHideMe2MeUi();
+
+  // For Apps v1, check the tab type to warn the user if they are not getting
+  // the best keyboard experience.
+  if (!base.isAppsV2() && !remoting.platformIsMac()) {
+    /** @param {boolean} isWindowed */
+    var onIsWindowed = function(isWindowed) {
+      if (!isWindowed) {
+        document.getElementById('startup-mode-box-me2me').hidden = false;
+        document.getElementById('startup-mode-box-it2me').hidden = false;
+      }
+    };
+    isWindowed_(onIsWindowed);
+  }
+
+  remoting.ClientPlugin.factory.preloadPlugin();
+}
+
+/**
+ * @param {remoting.ClientSession} clientSession
+ */
+remoting.DesktopRemoting.prototype.onConnected = function(clientSession) {
+  // Set the text on the buttons shown under the error message so that they are
+  // easy to understand in the case where a successful connection failed, as
+  // opposed to the case where a connection never succeeded.
+  // TODO(garykac): Investigate to see if these need to be reverted to their
+  // original values in the onDisconnected method.
+  var button1 = document.getElementById('client-reconnect-button');
+  l10n.localizeElementFromTag(button1, /*i18n-content*/'RECONNECT');
+  button1.removeAttribute('autofocus');
+  var button2 = document.getElementById('client-finished-me2me-button');
+  l10n.localizeElementFromTag(button2, /*i18n-content*/'OK');
+  button2.setAttribute('autofocus', 'autofocus');
+
+  document.getElementById('access-code-entry').value = '';
+  remoting.setMode(remoting.AppMode.IN_SESSION);
+  if (!base.isAppsV2()) {
+    remoting.toolbar.center();
+    remoting.toolbar.preview();
+  }
+
+  if (remoting.pairingRequested) {
+    /**
+     * @param {string} clientId
+     * @param {string} sharedSecret
+     */
+    var onPairingComplete = function(clientId, sharedSecret) {
+      var pairingInfo = {
+        pairingInfo: {
+          clientId: clientId,
+          sharedSecret: sharedSecret
+        }
+      };
+      var connector = remoting.app.getSessionConnector();
+      remoting.HostSettings.save(connector.getHostId(), pairingInfo);
+      connector.updatePairingInfo(clientId, sharedSecret);
+    };
+    // Use the platform name as a proxy for the local computer name.
+    // TODO(jamiewalch): Use a descriptive name for the local computer, for
+    // example, its Chrome Sync name.
+    var clientName = '';
+    if (remoting.platformIsMac()) {
+      clientName = 'Mac';
+    } else if (remoting.platformIsWindows()) {
+      clientName = 'Windows';
+    } else if (remoting.platformIsChromeOS()) {
+      clientName = 'ChromeOS';
+    } else if (remoting.platformIsLinux()) {
+      clientName = 'Linux';
+    } else {
+      console.log('Unrecognized client platform. Using navigator.platform.');
+      clientName = navigator.platform;
+    }
+    clientSession.requestPairing(clientName, onPairingComplete);
+  }
+};
+
+remoting.DesktopRemoting.prototype.onDisconnected = function() {
+};
+
+remoting.DesktopRemoting.prototype.onVideoStreamingStarted = function() {
+};
+
+/**
+ * @param {string} type The type of the extension message.
+ * @param {string} data The payload of the extension message.
+ * @return {boolean} Return true if the extension message was recognized.
+ */
+remoting.DesktopRemoting.prototype.onExtensionMessage = function(type, data) {
+  if (remoting.clientSession) {
+    return remoting.clientSession.handleExtensionMessage(type, data);
+  }
+  return false;
+};
+
+/**
+ * Show a client-side error message.
+ *
+ * @param {remoting.Error} errorTag The error to be localized and displayed.
+ * @return {void} Nothing.
+ */
+remoting.DesktopRemoting.prototype.onError = function(errorTag) {
+  console.error('Connection failed: ' + errorTag);
+  remoting.accessCode = '';
+
+  var errorDiv = document.getElementById('connect-error-message');
+  l10n.localizeElementFromTag(errorDiv, /** @type {string} */ (errorTag));
+
+  var mode = remoting.clientSession ? remoting.clientSession.getMode()
+      : this.app_.getSessionConnector().getConnectionMode();
+  if (mode == remoting.ClientSession.Mode.IT2ME) {
+    remoting.setMode(remoting.AppMode.CLIENT_CONNECT_FAILED_IT2ME);
+    remoting.hangoutSessionEvents.raiseEvent(
+        remoting.hangoutSessionEvents.sessionStateChanged,
+        remoting.ClientSession.State.FAILED
+    );
+  } else {
+    remoting.setMode(remoting.AppMode.CLIENT_CONNECT_FAILED_ME2ME);
+  }
+};