Block ShadowRoot if "ad" in Stack (Yandex Mail)

Блокирует создание ShadowRoot, если в стеке вызова встречается "ad".

Tính đến 03-11-2025. Xem phiên bản mới nhất.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

Bạn sẽ cần cài đặt một tiện ích mở rộng như Tampermonkey hoặc Violentmonkey để cài đặt kịch bản này.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(Tôi đã có Trình quản lý tập lệnh người dùng, hãy cài đặt nó!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         Block ShadowRoot if "ad" in Stack (Yandex Mail)
// @namespace    http://tampermonkey.net/
// @version      1.2
// @description  Блокирует создание ShadowRoot, если в стеке вызова встречается "ad".
// @author       You
// @match        https://mail.yandex.ru/*
// @match        https://yandex.ru/games/*
// @match        https://yandex.ru/games
// @match        https://yandex.ru/*
// @match        https://*.yandex.*/*
// @match        https://ya.ru/*
// @match        https://dzen.ru/*
// @license      MIT
// @grant        none
// @run-at       document-start
// ==/UserScript==

(function () {
    'use strict';

    const originalAttachShadow = Element.prototype.attachShadow;

    if (!originalAttachShadow) {
        console.warn('[BlockShadow] attachShadow не найден');
        return;
    }

    const attachShadowProxy = new Proxy(originalAttachShadow, {
        apply: function (target, thisArg, args) {
            try {
                const stack = new Error().stack;
                if (typeof stack === 'string' && /ad/i.test(stack)) {
                    console.group(`[BlockShadow] ❌ Блокировка ShadowRoot: найдено "ad" в стеке`);
                    console.log('Элемент:', thisArg);
                    console.log('Аргументы:', args);
                    console.log('Стек:', stack);
                    console.groupEnd();
                    return null
                }
            } catch (e) {
                console.debug('[BlockShadow] Ошибка при анализе стека', e);
            }
            return Reflect.apply(target, thisArg, args);
        }
    });

    Object.defineProperty(Element.prototype, 'attachShadow', {
        value: attachShadowProxy,
        configurable: true,
        writable: true,
        enumerable: false
    });
    const originalToString = Function.prototype.toString;

    Function.prototype.toString = new Proxy(originalToString, {
        apply: function (target, thisArg, args) {
            if (thisArg === originalAttachShadow || thisArg === attachShadowProxy) {
                return 'function attachShadow() { [native code] }';
            }
            return Reflect.apply(target, thisArg, args);
        }
    });

    console.info('[BlockShadow] Хук активен: блокировка ShadowRoot при "ad" в стеке.');
})();