[Chromoting] Log extension name and version number on startup.

remoting/webapp/remoting.js

 // Copyright (c) 2012 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.
 
 'use strict';
 
 /** @suppress {duplicate} */
 var remoting = remoting || {};
 
 /** @type {remoting.HostSession} */ remoting.hostSession = null;
@@ skipping 55 matching lines @@
   remoting.daemonPlugin.updateDom();
   remoting.setMode(getAppStartupMode_());
   remoting.askPinDialog = new remoting.AskPinDialog(remoting.daemonPlugin);
   if (isHostModeSupported_()) {
     var noShare = document.getElementById('chrome-os-no-share');
     noShare.parentNode.removeChild(noShare);
   } else {
     var button = document.getElementById('share-button');
     button.disabled = true;
   }
+
+  remoting.logExtensionInfoAsync_();

[Jamie, 2012/03/01 22:35:41]

I think this would be better at the start of the function, not least because
that way it will come out in the Me2Me session page as well.

[garykac, 2012/03/02 00:40:53]

Done.

 };
 
 /**
+ * Log information about the current extension.
+ * The extension manifest is loaded and parsed to extract this info.
+ */
+remoting.logExtensionInfoAsync_ = function() {
+  /** @type {XMLHttpRequest} */
+  var xhr = new XMLHttpRequest();
+  xhr.open('GET', 'manifest.json');
+  xhr.onload = function(e) {
+    var manifest =
+        /** @type {{name: string, version: string, default_locale: string}} */
+        JSON.parse(xhr.responseText);
+    console.log(manifest.name + ' version: ' + manifest.version +
+                ' (' + manifest.default_locale + ')');

[Jamie, 2012/03/01 22:35:41]

I don't think I'd bother with the default_locale. It's unlikely ever to change.

[garykac, 2012/03/02 00:40:53]

Done.

+  }
+  xhr.send(null);
+};
+
+/**
  * If the client is connected, or the host is shared, prompt before closing.
  *
  * @return {?string} The prompt string if a connection is active.
  */
 remoting.promptClose = function() {
   switch (remoting.currentMode) {
     case remoting.AppMode.CLIENT_CONNECTING:
     case remoting.AppMode.HOST_WAITING_FOR_CODE:
     case remoting.AppMode.HOST_WAITING_FOR_CONNECTION:
     case remoting.AppMode.HOST_SHARED:
@@ skipping 78 matching lines @@
 
 /**
  * Returns whether Host mode is supported on this platform.
  *
  * @return {boolean} True if Host mode is supported.
  */
 function isHostModeSupported_() {
   // Currently, sharing on Chromebooks is not supported.
   return !navigator.userAgent.match(/\bCrOS\b/);
 }