// ==UserScript==// @name         YouTube autolike// @namespace    https://github.com/blackstar0169/youtube-autolike-script// @version      1.8// @description  Auto-like YouTube video if you are subscribed to the author's channel. Or can set an option to like all videos regardless if you are subrscribed or not.// @author       blackstar0169// @match        https://www.youtube.com/*// @grant        GM_getValue// @grant        GM_setValue// @grant        GM_addStyle// @grant        GM_registerMenuCommand// @license      CC-BY-NC-SA-4.0// @require      https://update.greasyfork.org/scripts/521137/1505441/MonkeyConfigg.js// ==/UserScript==(function() {'use strict';var watcher = null;const likeSelector = '.ytLikeButtonViewModelHost button';const subscribeSelector = '#subscribe-button button';// Configconst config = new MonkeyConfig({title: 'YouTube autolike Configuration',menuCommand: true,params: {like_all_videos: {type: 'checkbox',default: false}}});function getObjectProperty(obj, keyStr) {const keys = keyStr.split('.');for (var i = 0; i < keys.length; i++) {var key = keys[i];if (obj && Array.isArray(obj)) {key = parseInt(key);if (isNaN(key) || typeof obj[key] === 'undefined') {return undefined;}} else if (!obj || !obj.hasOwnProperty(key)) {return undefined;}obj = obj[key];}return obj;}// Check if the video is already likedfunction isLiked() {const btn = document.querySelector(likeSelector);if (btn === null) {console.error("[YouTube autolike] can not find like button !");return false;}return btn.getAttribute('aria-pressed') == 'true';}function isSubscribed() {const btn = document.querySelector(subscribeSelector);if (btn === null) {console.error("[YouTube autolike] can not find subscribe button !");return false;}return btn.classList.contains('yt-spec-button-shape-next--tonal') ||getObjectProperty(window.ytInitialPlayerResponse, 'annotations.0.playerAnnotationsExpandedRenderer.featuredChannel.subscribeButton.subscribeButtonRenderer.subscribed');}// Try to click on the like button. Return true un successfunction autoLike() {// If the user is subscribed to this channelconst likeAllVideos = config.get('like_all_videos');if (isSubscribed() || likeAllVideos) {var likeBtn = document.querySelector(likeSelector);if (likeBtn && !isLiked()) {likeBtn.click();return true;}}return false;}// Watch untile the like button has or has been pressedfunction startWatcher() {if (watcher === null) {watcher = setInterval(function () {if (isLiked() || autoLike()) {clearInterval(watcher);watcher = null;}}, 1000);}}// Wait for the interface load eventwindow.addEventListener("yt-navigate-finish", startWatcher, true);})();