chrome/renderer/resources/extensions/declarative_webrequest_custom_bindings.js

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 // Custom binding for the declarativeWebRequest API.
   6
   7 var binding = require('binding').Binding.create('declarativeWebRequest');
   8
   9 var utils = require('utils');
  10 var validate = require('schemaUtils').validate;
  11
  12 binding.registerCustomHook(function(api) {
  13   var declarativeWebRequest = api.compiledApi;
  14
  15   // Returns the schema definition of type |typeId| defined in |namespace|.
  16   function getSchema(typeId) {
  17     return utils.lookup(api.schema.types,
  18                         'id',
  19                         'declarativeWebRequest.' + typeId);
  20   }
  21
  22   // Helper function for the constructor of concrete datatypes of the
  23   // declarative webRequest API.
  24   // Makes sure that |this| contains the union of parameters and
  25   // {'instanceType': 'declarativeWebRequest.' + typeId} and validates the
  26   // generated union dictionary against the schema for |typeId|.
  27   function setupInstance(instance, parameters, typeId) {
  28     for (var key in parameters) {
  29       if ($Object.hasOwnProperty(parameters, key)) {
  30         instance[key] = parameters[key];
  31       }
  32     }
  33     instance.instanceType = 'declarativeWebRequest.' + typeId;
  34     var schema = getSchema(typeId);
  35     validate([instance], [schema]);
  36   }
  37
  38   // Setup all data types for the declarative webRequest API.
  39   declarativeWebRequest.RequestMatcher = function(parameters) {
  40     setupInstance(this, parameters, 'RequestMatcher');
  41   };
  42   declarativeWebRequest.CancelRequest = function(parameters) {
  43     setupInstance(this, parameters, 'CancelRequest');
  44   };
  45   declarativeWebRequest.RedirectRequest = function(parameters) {
  46     setupInstance(this, parameters, 'RedirectRequest');
  47   };
  48   declarativeWebRequest.SetRequestHeader = function(parameters) {
  49     setupInstance(this, parameters, 'SetRequestHeader');
  50   };
  51   declarativeWebRequest.RemoveRequestHeader = function(parameters) {
  52     setupInstance(this, parameters, 'RemoveRequestHeader');
  53   };
  54   declarativeWebRequest.AddResponseHeader = function(parameters) {
  55     setupInstance(this, parameters, 'AddResponseHeader');
  56   };
  57   declarativeWebRequest.RemoveResponseHeader = function(parameters) {
  58     setupInstance(this, parameters, 'RemoveResponseHeader');
  59   };
  60   declarativeWebRequest.RedirectToTransparentImage =
  61       function(parameters) {
  62     setupInstance(this, parameters, 'RedirectToTransparentImage');
  63   };
  64   declarativeWebRequest.RedirectToEmptyDocument = function(parameters) {
  65     setupInstance(this, parameters, 'RedirectToEmptyDocument');
  66   };
  67   declarativeWebRequest.RedirectByRegEx = function(parameters) {
  68     setupInstance(this, parameters, 'RedirectByRegEx');
  69   };
  70   declarativeWebRequest.IgnoreRules = function(parameters) {
  71     setupInstance(this, parameters, 'IgnoreRules');
  72   };
  73   declarativeWebRequest.AddRequestCookie = function(parameters) {
  74     setupInstance(this, parameters, 'AddRequestCookie');
  75   };
  76   declarativeWebRequest.AddResponseCookie = function(parameters) {
  77     setupInstance(this, parameters, 'AddResponseCookie');
  78   };
  79   declarativeWebRequest.EditRequestCookie = function(parameters) {
  80     setupInstance(this, parameters, 'EditRequestCookie');
  81   };
  82   declarativeWebRequest.EditResponseCookie = function(parameters) {
  83     setupInstance(this, parameters, 'EditResponseCookie');
  84   };
  85   declarativeWebRequest.RemoveRequestCookie = function(parameters) {
  86     setupInstance(this, parameters, 'RemoveRequestCookie');
  87   };
  88   declarativeWebRequest.RemoveResponseCookie = function(parameters) {
  89     setupInstance(this, parameters, 'RemoveResponseCookie');
  90   };
  91   declarativeWebRequest.SendMessageToExtension = function(parameters) {
  92     setupInstance(this, parameters, 'SendMessageToExtension');
  93   };
  94 });
  95
  96 exports.binding = binding.generate();