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Clear videos from Watch Later or Liked Videos playlists (note: may require multiple runs)
// ==UserScript==
// @name:en YouTube Bulk Remove Videos from Playlists (including Watch Later & Liked Videos)
// @name YouTube 批量移除播放列表内视频（包括稍后再看、点赞过的视频）
// @namespace http://tampermonkey.net/
// @version 1.0.0
// @description:en Clear videos from Watch Later or Liked Videos playlists (note: may require multiple runs)
// @description 清除稍后再看、点赞过的视频列表的视频（注：可能得重复开启尝试）
// @match https://www.youtube.com/playlist?*
// @match https://www.youtube.com/watch?*&list*
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @grant GM_unregisterMenuCommand
// @license MIT
// @author kaesinol
// ==/UserScript==
(function () {
'use strict';
// ---------- i18n ----------
const lang = (() => {
try {
const l = (navigator.language || navigator.userLanguage || 'en').toLowerCase();
return l.startsWith('zh') ? 'zh' : 'en';
} catch (e) {
return 'en';
}
})();
const I18N = {
en: {
defaultText: 'Remove from playlist',
menuRun: 'Run: Remove from playlist (manual)',
menuSetText: 'Set: match text',
menuSetDelay1: 'Set: delay before find (ms)',
menuSetDelay2: 'Set: delay after click (ms)',
promptSetText: 'Enter the menu text to match (partial text allowed):',
promptDelay1: 'Milliseconds to wait after clicking menu before searching for listbox:',
promptDelay2: 'Milliseconds to wait after clicking the remove item:',
alertSaved: 'Saved.',
alertNoItems: 'No menu buttons found. Page may not be loaded or structure changed.',
alertCompleted: 'Operation completed.',
alertCancelled: 'Cancelled.',
},
zh: {
defaultText: '从播放列表中移除',
menuRun: 'Run：从播放列表中移除（手动）',
menuSetText: '设置：匹配文字',
menuSetDelay1: '设置：点击后查找延迟（毫秒）',
menuSetDelay2: '设置：点击后等待（毫秒）',
promptSetText: '请输入要匹配的菜单文字（可部分匹配）：',
promptDelay1: '点击菜单后，等待多少毫秒再查找 listbox（建议 600-1500）:',
promptDelay2: '点击“移除”后等待多少毫秒（用于让请求/动画完成）:',
alertSaved: '已保存。',
alertNoItems: '未找到菜单按钮。页面可能未加载或结构已变更。',
alertCompleted: '操作完成。',
alertCancelled: '已取消。',
}
};
const t = I18N[lang];
// ---------- keys & defaults ----------
const KEY_TEXT = 'yt_remove_menu_text';
const KEY_DELAY1 = 'yt_delay_before_find';
const KEY_DELAY2 = 'yt_delay_after_click';
const DEFAULT_TEXT = t.defaultText;
const DEFAULT_DELAY1 = 600;
const DEFAULT_DELAY2 = 800;
// ---------- utilities ----------
const sleep = ms => new Promise(resolve => setTimeout(resolve, ms));
const getSetting = (key, def) => {
try {
const v = GM_getValue(key);
return v === undefined ? def : v;
} catch (e) {
return def;
}
};
const setSetting = (key, val) => {
try { GM_setValue(key, val); } catch (e) { /* noop */ }
};
// ---------- menu registration helpers ----------
let registeredIds = [];
function unregisterAll() {
if (!registeredIds || !registeredIds.length) return;
try {
if (typeof GM_unregisterMenuCommand === 'function') {
for (const id of registeredIds) {
try { GM_unregisterMenuCommand(id); } catch (e) { /* ignore individual errors */ }
}
}
} catch (e) {
// ignore
} finally {
registeredIds = [];
}
}
function registerMenus(processFn) {
unregisterAll();
try {
const curText = getSetting(KEY_TEXT, DEFAULT_TEXT);
const idRun = GM_registerMenuCommand(t.menuRun, processFn);
const idSetText = GM_registerMenuCommand(`${t.menuSetText} (current: "${curText}")`, () => {
const cur = getSetting(KEY_TEXT, DEFAULT_TEXT);
const v = prompt(t.promptSetText, cur);
if (v === null) { alert(t.alertCancelled); return; }
setSetting(KEY_TEXT, v.trim());
alert(t.alertSaved);
// re-register menus so labels refresh
registerMenus(processFn);
});
const idDelay1 = GM_registerMenuCommand(`${t.menuSetDelay1} (current: ${getSetting(KEY_DELAY1, DEFAULT_DELAY1)})`, () => {
const cur = String(getSetting(KEY_DELAY1, DEFAULT_DELAY1));
const v = prompt(t.promptDelay1, cur);
if (v === null) { alert(t.alertCancelled); return; }
const n = Math.max(0, parseInt(v) || 0);
setSetting(KEY_DELAY1, n);
alert(t.alertSaved);
registerMenus(processFn);
});
const idDelay2 = GM_registerMenuCommand(`${t.menuSetDelay2} (current: ${getSetting(KEY_DELAY2, DEFAULT_DELAY2)})`, () => {
const cur = String(getSetting(KEY_DELAY2, DEFAULT_DELAY2));
const v = prompt(t.promptDelay2, cur);
if (v === null) { alert(t.alertCancelled); return; }
const n = Math.max(0, parseInt(v) || 0);
setSetting(KEY_DELAY2, n);
alert(t.alertSaved);
registerMenus(processFn);
});
// store IDs if provided by manager
registeredIds = [idRun, idSetText, idDelay1, idDelay2].filter(Boolean);
} catch (e) {
// GM_registerMenuCommand may be unavailable; fallback will be handled by caller
registeredIds = [];
}
}
// ---------- core worker ----------
async function processAll() {
const menuText = getSetting(KEY_TEXT, DEFAULT_TEXT);
const delay1 = Number(getSetting(KEY_DELAY1, DEFAULT_DELAY1)) || DEFAULT_DELAY1;
const delay2 = Number(getSetting(KEY_DELAY2, DEFAULT_DELAY2)) || DEFAULT_DELAY2;
// strict selector (no fallback)
const items = Array.from(document.querySelectorAll('#items ytd-menu-renderer button'));
if (!items.length) {
try { alert(t.alertNoItems); } catch (e) { }
return;
}
for (const el of items) {
try {
// scroll element into view and focus it before clicking
try {
el.scrollIntoView({ behavior: 'auto', block: 'center', inline: 'nearest' });
el.focus && el.focus();
} catch (e) {
// ignore scroll errors
}
// small extra wait to ensure visibility/render
await sleep(150);
// click the menu button (el is expected to be a <button>)
el.click();
await sleep(delay1);
const boxes = Array.from(document.querySelectorAll('tp-yt-paper-listbox'));
const box = boxes.find(b => b.innerText && b.innerText.includes(menuText));
if (!box) {
continue;
}
const target = Array.from(box.querySelectorAll('*')).find(n => n.innerText && n.innerText.includes(menuText));
if (!target) continue;
// ensure the target is visible as well
try { target.scrollIntoView({ behavior: 'auto', block: 'center', inline: 'nearest' }); } catch (e) { }
target.click();
await sleep(delay2);
} catch (e) {
// swallow errors silently
}
}
try { alert(t.alertCompleted); } catch (e) { }
}
// ---------- init: register menus or expose fallback ----------
try {
registerMenus(processAll);
} catch (e) {
// in case menu registration fails, expose run for manual use from console
try { window.YTRemoveAssistant = { run: processAll }; } catch (err) { /* noop */ }
}
// do not auto-run
})();