1
0
mirror of https://github.com/kkapsner/CanvasBlocker synced 2024-12-23 05:10:27 +01:00
CanvasBlocker/lib/modifiedNavigatorAPI.js
2020-01-26 01:11:18 +01:00

63 lines
1.8 KiB
JavaScript

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
(function(){
"use strict";
let scope;
if ((typeof exports) !== "undefined"){
scope = exports;
}
else {
scope = require.register("./modifiedNavigatorAPI", {});
}
const {checkerWrapper, setGetterProperties, getStatusByFlag} = require("./modifiedAPIFunctions");
const extension = require("./extension");
const navigator = require("./navigator");
let cookieStoreId = false;
scope.setCookieStoreId = function(newCookieStoreId){
if (typeof newCookieStoreId === "string"){
cookieStoreId = (
newCookieStoreId !== "" &&
newCookieStoreId !== "firefox-default"
)? newCookieStoreId: "";
}
};
function getCookieStoreId(){
while (cookieStoreId === false){
extension.waitSync("to wait for cookie store id");
}
return cookieStoreId;
}
scope.changedGetters = navigator.allProperties.map(function(property){
return {
objectGetters: [function(window){return window.Navigator && window.Navigator.prototype;}],
name: property,
getterGenerator: function(checker){
const temp = {
get [property](){
return checkerWrapper(checker, this, arguments, function(args, check){
const {notify, original} = check;
const originalValue = original.call(this, ...args);
const returnValue = navigator.getNavigatorValue(property, getCookieStoreId);
if (originalValue !== returnValue){
notify("fakedNavigatorReadout");
}
return returnValue;
});
}
};
return Object.getOwnPropertyDescriptor(temp, property).get;
}
};
});
setGetterProperties(scope.changedGetters, {
type: "readout",
getStatus: getStatusByFlag("protectNavigator"),
api: "navigator"
});
}());