YouTube Ad Blocker (Updated)

Blocks YouTube ads effectively without detection.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

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

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         YouTube Ad Blocker (Updated)
// @namespace    https://example.com/
// @version      1.0
// @description  Blocks YouTube ads effectively without detection.
// @author       hunter
// @match        *://*.youtube.com/*
// @grant        GM_addStyle
// @run-at       document-end
// ==/UserScript==

(function() {
    'use strict';

    const adSelectors = [
        '.ytp-ad-player-overlay',
        '.ytp-ad-module',
        '.ytp-ad-text',
        '.ad-interrupting',
        '.video-ads',
        '.ytp-ad-image-overlay'
    ];

    const adPatterns = [
        'googleads.g.doubleclick.net',
        'youtube.com/api/stats/playback',
        'youtube.com/get_video_info'
    ];

    // Block network ads (fetch and XHR)
    const blockNetworkAds = () => {
        const originalFetch = window.fetch;
        window.fetch = function(url, options) {
            if (adPatterns.some(pattern => url.includes(pattern))) {
                console.log('Blocked fetch request:', url);
                return new Promise(() => {});
            }
            return originalFetch.apply(this, arguments);
        };

        const originalXhrOpen = XMLHttpRequest.prototype.open;
        XMLHttpRequest.prototype.open = function(method, url) {
            if (adPatterns.some(pattern => url.includes(pattern))) {
                console.log('Blocked XMLHttpRequest:', url);
                return;
            }
            return originalXhrOpen.apply(this, arguments);
        };
    };

    // MutationObserver to hide ads
    const observer = new MutationObserver(() => {
        adSelectors.forEach(selector => {
            document.querySelectorAll(selector).forEach(ad => {
                ad.style.display = 'none';  // Hide the ad instead of removing it
            });
        });
    });

    const startObserver = () => {
        observer.observe(document.body, { childList: true, subtree: true });
    };

    // Initialize the script after the video player is loaded
    const initializeObserver = () => {
        const player = document.querySelector('video');
        if (player) {
            startObserver();
        } else {
            setTimeout(initializeObserver, 1000); // Retry after 1 second if player isn't found
        }
    };

    // Inject styles to hide ads without affecting the video player
    GM_addStyle(`
        ${adSelectors.filter(selector => !selector.includes('video')).join(', ')} {
            display: none !important;
            visibility: hidden !important;
        }
    `);

    // Initialize the script
    blockNetworkAds();
    initializeObserver();

})();