mirror of
https://github.com/kkapsner/CanvasBlocker
synced 2024-05-29 09:28:06 +02:00
55 lines
1.4 KiB
JavaScript
55 lines
1.4 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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(function(){
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"use strict";
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let scope;
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if ((typeof exports) !== "undefined"){
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scope = exports;
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}
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else {
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scope = require.register("./modifiedHistoryAPI", {});
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}
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const {checkerWrapper, setGetterProperties} = require("./modifiedAPIFunctions");
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scope.changedGetters = [
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{
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objectGetters: [function(window){return window.History && window.History.prototype;}],
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name: "length",
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getterGenerator: function(checker){
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const temp = {
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get length(){
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return checkerWrapper(checker, this, arguments, function(args, check){
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const {prefs, notify, window, original} = check;
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const originalLength = original.call(this, ...args);
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const threshold = prefs("historyLengthThreshold", window.location);
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if (originalLength > threshold){
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notify("fakedHistoryReadout");
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return threshold;
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}
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else {
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return originalLength;
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}
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});
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}
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};
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return Object.getOwnPropertyDescriptor(temp, "length").get;
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}
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}
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];
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function getStatus(obj, status){
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status = Object.create(status);
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status.active = true;
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return status;
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}
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setGetterProperties(scope.changedGetters, {
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type: "readout",
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getStatus: getStatus,
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api: "history"
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});
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}()); |