[polymer] Merge of master into polymer10-migration

netlog_viewer/modules_view.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.
+
+/**
+ * This view displays information on installed Chrome extensions / apps as well
+ * as Winsock layered service providers and namespace providers.
+ *
+ * For each layered service provider, shows the name, dll, and type
+ * information.  For each namespace provider, shows the name and
+ * whether or not it's active.
+ */
+var ModulesView = (function() {
+  'use strict';
+
+  // We inherit from DivView.
+  var superClass = DivView;
+
+  /**
+   * @constructor
+   */
+  function ModulesView() {
+    assertFirstConstructorCall(ModulesView);
+
+    // Call superclass's constructor.
+    superClass.call(this, ModulesView.MAIN_BOX_ID);
+
+    this.serviceProvidersTbody_ =
+        $(ModulesView.SERVICE_PROVIDERS_TBODY_ID);
+    this.namespaceProvidersTbody_ =
+        $(ModulesView.NAMESPACE_PROVIDERS_TBODY_ID);
+
+    g_browser.addServiceProvidersObserver(this, false);
+    g_browser.addExtensionInfoObserver(this, true);
+  }
+
+  ModulesView.TAB_ID = 'tab-handle-modules';
+  ModulesView.TAB_NAME = 'Modules';
+  ModulesView.TAB_HASH = '#modules';
+
+  // IDs for special HTML elements in modules_view.html.
+  ModulesView.MAIN_BOX_ID = 'modules-view-tab-content';
+  ModulesView.EXTENSION_INFO_ID = 'modules-view-extension-info';
+  ModulesView.WINDOWS_SERVICE_PROVIDERS_ID =
+      'modules-view-windows-service-providers';
+
+  cr.addSingletonGetter(ModulesView);
+
+  ModulesView.prototype = {
+    // Inherit the superclass's methods.
+    __proto__: superClass.prototype,
+
+    onLoadLogFinish: function(data) {
+      // Show the tab if there are either service providers or extension info.
+      var hasExtensionInfo = this.onExtensionInfoChanged(data.extensionInfo);
+      var hasSpiInfo = this.onServiceProvidersChanged(data.serviceProviders);
+      return hasExtensionInfo || hasSpiInfo;
+    },
+
+    onExtensionInfoChanged: function(extensionInfo) {
+      var input = new JsEvalContext({extensionInfo: extensionInfo});
+      jstProcess(input, $(ModulesView.EXTENSION_INFO_ID));
+      return !!extensionInfo;
+    },
+
+    onServiceProvidersChanged: function(serviceProviders) {
+      var input = new JsEvalContext(serviceProviders);
+      jstProcess(input, $(ModulesView.WINDOWS_SERVICE_PROVIDERS_ID));
+      return !!serviceProviders;
+    },
+  };
+
+  /**
+   * Returns type of a layered service provider.
+   */
+  ModulesView.getLayeredServiceProviderType = function(serviceProvider) {
+    if (serviceProvider.chain_length == 0)
+      return 'Layer';
+    if (serviceProvider.chain_length == 1)
+      return 'Base';
+    return 'Chain';
+  };
+
+  var SOCKET_TYPE = {
+    '1': 'SOCK_STREAM',
+    '2': 'SOCK_DGRAM',
+    '3': 'SOCK_RAW',
+    '4': 'SOCK_RDM',
+    '5': 'SOCK_SEQPACKET'
+  };
+
+  /**
+   * Returns socket type of a layered service provider as a string.
+   */
+  ModulesView.getLayeredServiceProviderSocketType = function(serviceProvider) {
+    return tryGetValueWithKey(SOCKET_TYPE, serviceProvider.socket_type);
+  };
+
+  var PROTOCOL_TYPE = {
+    '1': 'IPPROTO_ICMP',
+    '6': 'IPPROTO_TCP',
+    '17': 'IPPROTO_UDP',
+    '58': 'IPPROTO_ICMPV6'
+  };
+
+  /**
+   * Returns protocol type of a layered service provider as a string.
+   */
+  ModulesView.getLayeredServiceProviderProtocolType =
+      function(serviceProvider) {
+    return tryGetValueWithKey(PROTOCOL_TYPE, serviceProvider.socket_protocol);
+  }
+
+  var NAMESPACE_PROVIDER_PTYPE = {
+    '12': 'NS_DNS',
+    '15': 'NS_NLA',
+    '16': 'NS_BTH',
+    '32': 'NS_NTDS',
+    '37': 'NS_EMAIL',
+    '38': 'NS_PNRPNAME',
+    '39': 'NS_PNRPCLOUD'
+  };
+
+  /**
+   * Returns the type of a namespace provider as a string.
+   */
+  ModulesView.getNamespaceProviderType = function(namespaceProvider) {
+    return tryGetValueWithKey(NAMESPACE_PROVIDER_PTYPE,
+                              namespaceProvider.type);
+  };
+
+  return ModulesView;
+})();