// ==UserScript==// @name         阻止切屏检测// @namespace    http://tampermonkey.net/// @version      0.1.3// @description  阻止各类切屏检测// @author       PRO// @match        https://*.yuketang.cn/*// @run-at       document-start// @icon         http://yuketang.cn/favicon.ico// @grant        unsafeWindow// @license      gpl-3.0// ==/UserScript==(function () {'use strict';const window = unsafeWindow;const blackList = new Set(["visibilitychange", "blur", "pagehide", "mouseleave"]);const isDebug = false;const log = console.log.bind(console, "[阻止切屏检测]");const debug = isDebug ? log : () => { };function patchToString(obj, ref) {return; // Not enabled for nowobj.toString = () => ref.toString();obj.toString.toString = () => ref.toString.toString();obj.toString.toString.toString = obj.toString.toString;}function patchAddEventListener(obj, name) {obj._addEventListener = obj.addEventListener;obj.addEventListener = (...args) => {if (!blackList.has(args[0])) {debug(`allow ${name}.addEventListener`, ...args);return obj._addEventListener(...args);} else {log(`block ${name}.addEventListener`, ...args);return undefined;}};patchToString(obj.addEventListener, obj._addEventListener);}patchAddEventListener(window, "window");patchAddEventListener(document, "document");document.addEventListener("DOMContentLoaded", () => {patchAddEventListener(document.body, "document.body");}, { once: true, passive: true, capture: true });log("addEventListener hooked!");if (isDebug) { // DEBUG ONLY: find out all timerswindow._setInterval = window.setInterval;window.setInterval = (...args) => {const id = window._setInterval(...args);debug("calling window.setInterval", id, ...args);return id;};debug("setInterval hooked!");window._setTimeout = window.setTimeout;window.setTimeout = (...args) => {const id = window._setTimeout(...args);debug("calling window.setTimeout", id, ...args);return id;};debug("setTimeout hooked!");}Object.defineProperties(document, {hidden: {value: false},visibilityState: {value: "visible"},hasFocus: {value: () => true},onvisibilitychange: {get: () => undefined,set: () => { }},onblur: {get: () => undefined,set: () => { }},onmouseleave: {get: () => undefined,set: () => { }},});log("document properties set!");Object.defineProperties(window, {onblur: {get: () => undefined,set: () => { }},onpagehide: {get: () => undefined,set: () => { }},});log("window properties set!");})();