Uses a Web Worker to ensure high-precision timing for setInterval and setTimeout.
Tính đến
Script này sẽ không được không được cài đặt trực tiếp. Nó là một thư viện cho các script khác để bao gồm các chỉ thị meta
// @require https://update.greasyfork.org/scripts/552983/1679829/HackTimer%20V1.js
// ==UserScript==
// @license MIT
// @name HackTimer V1
// @namespace HackTimer
// @version 1.0.8
// @description Uses a Web Worker to ensure high-precision timing for setInterval and setTimeout.
// @grant none
// ==/UserScript==
(function (workerScript) {
if (!/MSIE 10/i.test(navigator.userAgent)) {
try {
var blob = new Blob([`
var fakeIdToId = {};
onmessage = function (event) {
var data = event.data,
name = data.name,
fakeId = data.fakeId,
time;
if (data.hasOwnProperty('time')) {
time = data.time;
}
switch (name) {
case 'setInterval':
fakeIdToId[fakeId] = setInterval(function () {
postMessage({fakeId: fakeId});
}, time);
break;
case 'clearInterval':
if (fakeIdToId.hasOwnProperty(fakeId)) {
clearInterval(fakeIdToId[fakeId]);
delete fakeIdToId[fakeId];
}
break;
case 'setTimeout':
fakeIdToId[fakeId] = setTimeout(function () {
postMessage({fakeId: fakeId});
if (fakeIdToId.hasOwnProperty(fakeId)) {
delete fakeIdToId[fakeId];
}
}, time);
break;
case 'clearTimeout':
if (fakeIdToId.hasOwnProperty(fakeId)) {
clearTimeout(fakeIdToId[fakeId]);
delete fakeIdToId[fakeId];
}
break;
}
}
`], { type: 'application/javascript' });
workerScript = window.URL.createObjectURL(blob);
} catch (error) {
console.warn('HackTimer: Blob not supported, using external script');
}
}
var worker,
fakeIdToCallback = new Map(),
lastFakeId = 0,
maxFakeId = 0x11FFFFFFF,
logPrefix = 'HackTimer: ';
if (typeof Worker !== 'undefined') {
function getFakeId() {
do {
lastFakeId = (lastFakeId === maxFakeId) ? 0 : lastFakeId + 1;
} while (fakeIdToCallback.has(lastFakeId));
return lastFakeId;
}
function executeCallback(fakeId) {
const request = fakeIdToCallback.get(fakeId);
if (!request) return;
const { callback, parameters, isTimeout } = request;
if (isTimeout) {
fakeIdToCallback.delete(fakeId);
}
let callbackFunc = callback;
if (typeof callback === 'string') {
try {
callbackFunc = new Function(callback);
} catch (error) {
console.error(logPrefix + 'Error parsing callback:', error);
return;
}
}
if (typeof callbackFunc === 'function') {
try {
callbackFunc.apply(window, parameters);
} catch (error) {
console.error(logPrefix + 'Error executing callback:', error);
}
}
}
try {
worker = new Worker(workerScript);
const originalSetInterval = window.setInterval;
const originalClearInterval = window.clearInterval;
const originalSetTimeout = window.setTimeout;
const originalClearTimeout = window.clearTimeout;
window.setInterval = function (callback, time, ...parameters) {
const fakeId = getFakeId();
fakeIdToCallback.set(fakeId, {
callback: callback,
parameters: parameters,
isTimeout: false
});
worker.postMessage({
name: 'setInterval',
fakeId: fakeId,
time: Math.max(0, time || 0)
});
return fakeId;
};
window.clearInterval = function (fakeId) {
if (fakeIdToCallback.has(fakeId)) {
fakeIdToCallback.delete(fakeId);
worker.postMessage({
name: 'clearInterval',
fakeId: fakeId
});
}
};
window.setTimeout = function (callback, time, ...parameters) {
const fakeId = getFakeId();
fakeIdToCallback.set(fakeId, {
callback: callback,
parameters: parameters,
isTimeout: true
});
worker.postMessage({
name: 'setTimeout',
fakeId: fakeId,
time: Math.max(0, time || 0)
});
return fakeId;
};
window.clearTimeout = function (fakeId) {
if (fakeIdToCallback.has(fakeId)) {
fakeIdToCallback.delete(fakeId);
worker.postMessage({
name: 'clearTimeout',
fakeId: fakeId
});
}
};
worker.onmessage = function (event) {
const { fakeId } = event.data;
executeCallback(fakeId);
};
worker.onerror = function (event) {
console.error(logPrefix + 'Worker error:', event);
};
} catch (error) {
console.error(logPrefix + 'Initialisation failed:', error);
}
} else {
console.warn(logPrefix + 'Web Workers not supported');
}
})('HackTimerWorker.js');