// ==UserScript==
// @name DevTools Bypass
// @name:vi Bỏ Qua Chặn DevTools Nâng Cao
// @name:zh-CN 增强型开发工具限制绕过
// @namespace https://greasyfork.org/vi/users/1195312-renji-yuusei
// @version 2.1
// @description Bypass website restrictions on DevTools and debugging capabilities with enhanced protection and performance
// @description:vi Bỏ qua các hạn chế của trang web về DevTools và khả năng gỡ lỗi với bảo vệ và hiệu suất nâng cao
// @description:zh-CN 绕过网站对开发工具和调试功能的限制，具有增强的保护和性能
// @author Yuusei
// @match *://*/*
// @grant unsafeWindow
// @run-at document-start
// @license GPL-3.0-only
// ==/UserScript==
(function () {
'use strict';
const config = {
debugKeywords: /;\s*(?:debugger|debug(?:ger)?|breakpoint)\s*;?/g,
consoleProps: ['log', 'warn', 'error', 'info', 'debug', 'assert', 'dir', 'dirxml', 'trace', 'group', 'groupCollapsed', 'groupEnd', 'time', 'timeEnd', 'profile', 'profileEnd', 'count', 'table', 'clear'],
maxLogHistory: 100,
whitelist: /^(?:example\.com|another-site\.net)$/,
cutoffs: {
table: { amount: 5, within: 5000 },
clear: { amount: 5, within: 5000 },
redactedLog: { amount: 5, within: 5000 },
debugger: { amount: 10, within: 10000 },
debuggerThrow: { amount: 10, within: 10000 },
},
};
// Save original methods
const originals = {
console: {},
Function: window.Function.prototype.constructor,
createElement: document.createElement.bind(document),
toString: Function.prototype.toString,
eval: unsafeWindow.eval,
functionConstructor: window.Function,
setInterval: window.setInterval,
addEventListener: window.addEventListener,
};
// Save original console methods safely
config.consoleProps.forEach(prop => {
try {
if (console[prop]) {
originals.console[prop] = console[prop].bind(console);
}
} catch (e) {
// Ignore if we can't access the property
}
});
const logHistory = [];
let debugCount = 0;
// Logging control system with error handling
const shouldLog = type => {
try {
const cutoff = config.cutoffs[type];
if (!cutoff) return true;
if (cutoff.tripped) return false;
cutoff.current = cutoff.current || 0;
const now = Date.now();
cutoff.last = cutoff.last || now;
if (now - cutoff.last > cutoff.within) {
cutoff.current = 0;
}
cutoff.last = now;
cutoff.current++;
if (cutoff.current > cutoff.amount) {
originals.console.warn?.(`Limit reached! Will now ignore ${type}`);
cutoff.tripped = true;
return false;
}
return true;
} catch (e) {
return true; // Default to allowing logs on error
}
};
// Enhanced safe evaluation with better error handling
const safeEval = code => {
try {
const wrapped = `(function() { ${code} })()`;
return Function(wrapped)();
} catch (error) {
originals.console.error?.('Failed to evaluate code:', error);
return null;
}
};
// Advanced function modification with improved safety
const modifyFunction = func => {
if (typeof func !== 'function') return func;
try {
const funcStr = func.toString();
if (config.debugKeywords.test(funcStr)) {
const modifiedStr = funcStr.replace(config.debugKeywords, ';/* debugger removed */;');
return safeEval(modifiedStr) || func;
}
} catch (e) {
// If modification fails, return original function
}
return func;
};
// Enhanced console wrapper with proper prototype handling
const wrapConsole = () => {
const wrappedConsole = {};
config.consoleProps.forEach(prop => {
try {
Object.defineProperty(wrappedConsole, prop, {
configurable: true,
enumerable: true,
writable: true,
value: function (...args) {
if (!shouldLog(prop)) return;
// Special cases handling
if (prop === 'clear' && shouldLog('clear')) {
originals.console.warn?.('Clear prevented');
return;
}
// Process arguments safely
const processedArgs = args.map(arg => {
try {
if (typeof arg === 'function') return '[Function]';
if (!arg || typeof arg !== 'object') return arg;
// Check for potential anti-debug objects
if (Object.getOwnPropertyDescriptor(arg, 'toString')) {
return '[Object]';
}
return arg;
} catch (e) {
return '[Protected]';
}
});
// Apply the original console method if available
if (originals.console[prop]) {
originals.console[prop].apply(console, processedArgs);
}
},
});
} catch (e) {
// Skip if property cannot be wrapped
}
});
// Safely replace console methods
try {
Object.defineProperty(window, 'console', {
configurable: true,
enumerable: true,
get: () => wrappedConsole,
});
} catch (e) {
// Fallback: try to copy methods individually
config.consoleProps.forEach(prop => {
try {
console[prop] = wrappedConsole[prop];
} catch (_) {}
});
}
};
// Function constructor protection with improved error handling
const protectFunctionConstructor = () => {
try {
const handler = {
apply(target, thisArg, args) {
const modifiedArgs = args.map(arg => (typeof arg === 'string' ? arg.replace(config.debugKeywords, '') : arg));
return Reflect.apply(target, thisArg, modifiedArgs);
},
construct(target, args) {
const modifiedArgs = args.map(arg => (typeof arg === 'string' ? arg.replace(config.debugKeywords, '') : arg));
return Reflect.construct(target, modifiedArgs);
},
};
window.Function = new Proxy(window.Function, handler);
} catch (e) {
// Fallback protection if Proxy fails
const originalFunction = window.Function;
window.Function = function (...args) {
const modifiedArgs = args.map(arg => (typeof arg === 'string' ? arg.replace(config.debugKeywords, '') : arg));
return originalFunction.apply(this, modifiedArgs);
};
Object.setPrototypeOf(window.Function, originalFunction);
}
};
// Enhanced createElement protection
const protectCreateElement = () => {
try {
document.createElement = new Proxy(originals.createElement, {
apply(target, thisArg, args) {
const element = Reflect.apply(target, thisArg, args);
if (args[0]?.toLowerCase?.() === 'iframe') {
element.addEventListener('load', () => {
try {
const iframeConsole = element.contentWindow.console;
Object.keys(wrappedConsole).forEach(key => {
try {
iframeConsole[key] = wrappedConsole[key];
} catch (_) {}
});
} catch (_) {}
});
}
return element;
},
});
} catch (e) {
// Fallback if Proxy fails
}
};
// Main protection setup with improved error handling
const setupProtection = () => {
try {
if (config.whitelist.test(window.location.host)) return;
wrapConsole();
protectFunctionConstructor();
protectCreateElement();
// Protect video playback
try {
const originalPlay = HTMLMediaElement.prototype.play;
Object.defineProperty(HTMLMediaElement.prototype, 'play', {
configurable: true,
writable: true,
value: function (...args) {
return originalPlay.apply(this, args);
},
});
} catch (_) {}
// Initialize protection message
console.log('%cDevTools Bypass is active', 'color: #00ff00; font-weight: bold;');
} catch (e) {
// Silent fail for maximum stealth
}
};
// Initialize protection
setupProtection();
})();
