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HackTimer V1

Uses a Web Worker to ensure high-precision timing for setInterval and setTimeout.

Tính đến 18-10-2025. Xem phiên bản mới nhất.

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/552983/1679754/HackTimer%20V1.js 

// ==UserScript==
// @license      MIT
// @name         HackTimer V1
// @namespace    HackTimer
// @version      1.0.4.0
// @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 = 0x7FFFFFFFFFFFFFFFn, // 64-bit maximum
        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');