// ==UserScript==
// @name YouTube Enhancer (Subtitle Downloader)
// @description Download Subtitles in Various Languages.
// @icon data:image/svg+xml;base64,<svg xmlns="http://www.w3.org/2000/svg"  viewBox="0 0 100 100" width="100px" height="100px" baseProfile="basic"><path fill="#de333b" d="M89.437,39.23c-0.841-0.794-2.113-0.996-3.253-1.303c-6.326-1.704-10.654-8.81-9.266-15.213	c0.263-1.212,0.699-2.481,0.305-3.657c-0.269-0.802-0.89-1.431-1.518-1.998c-2.302-2.08-4.969-3.756-7.842-4.927	c-1.004-0.409-2.071-0.763-3.152-0.671c-2.18,0.185-3.761,2.054-5.53,3.342c-3.165,2.305-7.539,2.836-11.164,1.355	c-2.785-1.138-5.089-3.345-7.992-4.135c-5.97-1.624-12.029,3.563-12.528,9.371c-0.228,2.655,0.108,5.368-0.489,7.965	c-0.918,3.996-4.18,7.362-8.145,8.405c-1.309,0.344-2.765,0.496-3.748,1.427c-0.944,0.894-1.2,2.281-1.352,3.573	c-0.364,3.109-0.413,6.256-0.145,9.375c0.066,0.772,0.162,1.573,0.575,2.228c0.886,1.407,2.796,1.616,4.408,2.022	c6.248,1.572,10.437,8.793,8.701,14.997c-0.45,1.607-1.24,3.244-0.852,4.867c0.356,1.489,1.623,2.566,2.877,3.444	c2.133,1.494,4.445,2.734,6.869,3.685c4.813,1.889,7.341-3.734,11.307-5.198c3.455-1.275,7.517-1.036,10.726,0.809	c4.013,2.307,5.67,7.06,10.959,4.862c3.061-1.272,8.887-5.175,8.43-9.124c-0.532-4.59-1.557-7.851,0.862-12.212	c1.847-3.33,5-6.006,8.762-6.84c0.984-0.218,2.044-0.35,2.823-0.989c1.048-0.861,1.263-2.362,1.322-3.717	c0.14-3.18-0.159-6.38-0.885-9.479c-0.17-0.726-0.377-1.474-0.858-2.043C89.58,39.372,89.51,39.299,89.437,39.23z"/><path fill="none" d="M72.846,23.741c0.263-1.212,0.699-2.481,0.305-3.657c-0.269-0.802-0.89-1.431-1.518-1.998 c-2.302-2.08-4.969-3.756-7.842-4.927c-1.004-0.409-2.071-0.763-3.152-0.671c-2.18,0.185-3.761,2.054-5.53,3.342 c-3.165,2.305-7.539,2.836-11.164,1.355c-2.785-1.138-5.089-3.345-7.992-4.135c-5.97-1.624-12.029,3.563-12.528,9.371 c-0.228,2.655,0.108,5.368-0.489,7.965c-0.918,3.996-4.18,7.362-8.145,8.405c-1.309,0.344-2.766,0.496-3.748,1.427 c-0.944,0.894-1.2,2.281-1.352,3.573c-0.364,3.109-0.413,6.256-0.145,9.375c0.066,0.772,0.162,1.573,0.575,2.228 c0.886,1.407,2.796,1.616,4.408,2.022c6.248,1.572,10.437,8.793,8.701,14.997c-0.45,1.607-1.24,3.244-0.852,4.867 c0.356,1.489,1.623,2.566,2.877,3.444c2.133,1.494,4.445,2.734,6.869,3.685c4.813,1.889,7.341-3.734,11.307-5.198 c3.455-1.275,7.517-1.036,10.726,0.809c4.013,2.307,5.67,7.06,10.959,4.862c3.061-1.272,8.887-5.175,8.43-9.124 c-0.532-4.59-1.557-7.851,0.862-12.212c1.847-3.33,5-6.006,8.762-6.84c0.984-0.218,2.044-0.35,2.823-0.989 c1.048-0.861,1.263-2.362,1.322-3.717c0.14-3.18-0.159-6.38-0.885-9.479c-0.17-0.726-0.377-1.474-0.858-2.043 c-0.066-0.078-0.136-0.152-0.209-0.221c-0.841-0.794-2.113-0.996-3.253-1.303"/><path d="M72.846,23.741c0,0,0.054-0.205,0.16-0.604c0.098-0.401,0.297-0.988,0.37-1.805c0.032-0.406,0.015-0.88-0.151-1.372 c-0.164-0.493-0.487-0.971-0.89-1.417c-0.825-0.872-1.85-1.774-3.091-2.703c-1.242-0.92-2.705-1.848-4.412-2.663 c-0.855-0.396-1.747-0.831-2.817-1.067c-1.059-0.259-2.333-0.106-3.383,0.43c-1.066,0.519-1.966,1.278-2.868,1.99 c-0.898,0.727-1.817,1.343-2.892,1.8c-2.128,0.897-4.696,1.186-7.151,0.528c-2.471-0.581-4.566-2.479-7.384-3.967 c-1.407-0.737-3.124-1.248-4.874-1.218c-1.75,0.016-3.503,0.516-5.062,1.378c-3.104,1.718-5.617,4.861-6.209,8.76 c-0.272,1.892-0.176,3.642-0.265,5.339c-0.074,1.7-0.3,3.251-0.991,4.67c-0.673,1.424-1.7,2.719-2.975,3.717 c-0.64,0.495-1.338,0.917-2.076,1.244c-0.764,0.335-1.449,0.534-2.402,0.73c-0.926,0.219-2.135,0.444-3.28,1.356 c-1.161,0.943-1.651,2.303-1.88,3.385c-0.231,1.129-0.301,2.073-0.403,3.09c-0.088,1.006-0.141,2.02-0.166,3.039 c-0.023,1.019-0.012,2.044,0.029,3.072l0.091,1.544c0.039,0.501,0.073,1.066,0.218,1.726c0.136,0.641,0.448,1.44,0.983,2.053 c0.522,0.62,1.183,1.055,1.789,1.327c1.226,0.549,2.317,0.701,3.213,0.936c1.655,0.438,3.207,1.34,4.478,2.599 c1.243,1.276,2.272,2.842,2.815,4.577c0.564,1.722,0.72,3.554,0.331,5.243c-0.137,0.823-0.542,1.757-0.834,2.902 c-0.148,0.57-0.266,1.212-0.278,1.911c-0.018,0.695,0.117,1.465,0.391,2.147c0.569,1.374,1.532,2.296,2.419,3.008 c0.912,0.715,1.761,1.254,2.667,1.815c1.815,1.093,3.646,2.007,5.651,2.747c1.146,0.451,2.58,0.547,3.829,0.221 c1.26-0.32,2.278-0.958,3.137-1.593c1.707-1.29,2.988-2.679,4.356-3.492c0.342-0.217,0.656-0.351,1.011-0.501 c0.389-0.142,0.784-0.265,1.185-0.366c0.803-0.201,1.626-0.314,2.448-0.342c1.644-0.056,3.283,0.233,4.749,0.848 c1.482,0.597,2.664,1.592,3.971,2.79c0.654,0.592,1.333,1.219,2.138,1.795c0.797,0.568,1.765,1.101,2.861,1.29 c1.091,0.2,2.167,0.06,3.127-0.2c0.943-0.311,1.776-0.689,2.544-1.118c1.544-0.855,2.953-1.85,4.226-3.013 c0.629-0.591,1.234-1.208,1.754-1.922c0.531-0.695,0.99-1.483,1.281-2.374c0.165-0.435,0.23-0.918,0.291-1.393 c0.005-0.476-0.014-1.021-0.079-1.36c-0.115-0.758-0.229-1.51-0.341-2.254c-0.23-1.467-0.418-2.863-0.384-4.193 c0.035-1.328,0.308-2.592,0.807-3.77c0.981-2.377,2.62-4.368,4.489-5.763c0.944-0.689,1.947-1.248,2.983-1.625 c0.523-0.189,1.029-0.338,1.572-0.46c0.545-0.126,1.121-0.25,1.687-0.49c0.564-0.23,1.115-0.628,1.471-1.132 c0.369-0.497,0.57-1.052,0.697-1.583c0.244-1.073,0.214-2.069,0.217-3.006c-0.017-1.885-0.189-3.6-0.43-5.124 c-0.245-1.526-0.55-2.855-0.889-4.002c-0.181-0.572-0.433-1.095-0.789-1.476c-0.352-0.385-0.765-0.618-1.139-0.781 c-0.759-0.311-1.371-0.41-1.772-0.506c-0.403-0.09-0.61-0.136-0.61-0.136s0.204,0.059,0.601,0.173 c0.394,0.119,1.002,0.257,1.719,0.602c0.353,0.179,0.729,0.424,1.032,0.795c0.306,0.367,0.512,0.86,0.656,1.418 c0.268,1.131,0.502,2.475,0.663,3.984c0.158,1.511,0.242,3.201,0.167,5.043c-0.045,0.921-0.074,1.889-0.328,2.784 c-0.25,0.906-0.769,1.647-1.668,1.947c-0.879,0.32-2.088,0.388-3.256,0.786c-1.166,0.368-2.305,0.937-3.383,1.657 c-2.139,1.464-4.03,3.567-5.251,6.213c-0.624,1.321-1.013,2.827-1.107,4.365c-0.096,1.538,0.063,3.065,0.242,4.555 c0.086,0.738,0.172,1.483,0.26,2.234c0.059,0.415,0.026,0.64,0.032,0.931c-0.059,0.285-0.092,0.572-0.22,0.862 c-0.418,1.169-1.414,2.292-2.528,3.266c-1.136,0.975-2.445,1.845-3.834,2.561c-0.696,0.366-1.408,0.648-2.075,0.853 c-0.674,0.154-1.322,0.211-1.924,0.084c-2.453-0.466-4.451-4.3-8.331-5.944c-1.856-0.828-3.903-1.229-5.965-1.2 c-1.031,0.015-2.067,0.137-3.088,0.372c-0.51,0.118-1.016,0.265-1.516,0.438c-0.519,0.198-1.076,0.438-1.541,0.722 c-1.908,1.126-3.265,2.591-4.671,3.591c-0.695,0.503-1.38,0.88-2.021,1.028c-0.641,0.142-1.258,0.121-1.948-0.156 c-1.682-0.642-3.421-1.522-5.025-2.514c-1.602-1.005-3.315-2.165-3.695-3.242c-0.2-0.498-0.186-1.104,0.038-1.958 c0.206-0.843,0.637-1.81,0.875-3.021c0.538-2.345,0.322-4.796-0.413-7.036c-0.717-2.257-2.025-4.265-3.662-5.927 c-1.661-1.639-3.768-2.873-6.055-3.454c-1.074-0.256-2.008-0.423-2.63-0.71c-0.316-0.137-0.505-0.289-0.636-0.435 c-0.132-0.147-0.209-0.307-0.293-0.64c-0.076-0.318-0.119-0.755-0.159-1.247l-0.099-1.437c-0.049-0.957-0.07-1.912-0.059-2.862 c0.012-0.95,0.05-1.896,0.119-2.836c0.076-0.925,0.154-1.925,0.304-2.693c0.157-0.791,0.417-1.336,0.765-1.619 c0.353-0.319,1.067-0.555,1.97-0.761c0.9-0.195,2.036-0.527,2.975-0.977c0.967-0.451,1.865-1.019,2.677-1.675 c1.62-1.322,2.898-3,3.729-4.868c0.863-1.875,1.095-3.953,1.121-5.765c0.043-1.825-0.077-3.571,0.111-5.084 c0.341-2.948,2.302-5.637,4.768-7.082c1.232-0.733,2.6-1.166,3.958-1.225c1.365-0.063,2.674,0.26,3.934,0.858 c2.505,1.175,4.9,3.196,7.871,3.807c2.884,0.648,5.766,0.19,8.124-0.922c1.179-0.555,2.234-1.34,3.105-2.115 c0.883-0.766,1.695-1.502,2.574-1.977c0.875-0.484,1.796-0.644,2.719-0.476c0.921,0.153,1.818,0.526,2.666,0.872 c1.695,0.709,3.167,1.54,4.43,2.378c1.257,0.841,2.33,1.688,3.17,2.484c0.409,0.405,0.732,0.832,0.908,1.278 c0.179,0.444,0.223,0.891,0.215,1.287c-0.024,0.796-0.186,1.399-0.261,1.803C72.888,23.532,72.846,23.741,72.846,23.741z"/><path fill="#f2f2f2" d="M66.847,49.099c0.01-1.192-0.639-2.243-1.695-3.036c-5.193-3.901-10.51-7.632-15.939-11.198	c-0.577-0.379-1.167-0.531-1.734-0.528c-0.159-0.143-0.314-0.292-0.476-0.433c-1.226-1.064-2.773-1.308-4.225-0.545	c-2.279,1.199-2.655,3.534-2.495,5.861c0.04,0.577,0.08,1.155,0.119,1.732c0,0.001,0,0.002,0,0.004	c-0.086,2.46,0.148,4.974,0.222,7.435c0.074,2.478,0.148,4.957,0.222,7.435c0.039,1.322,0.079,2.644,0.118,3.965	c0.042,1.424-0.081,2.971,0.655,4.248c1.695,2.943,5.139,2.268,7.581,0.835c1.976-1.16,3.934-2.351,5.855-3.601	c3.891-2.534,7.656-5.323,11.008-8.544C67.036,51.793,67.287,50.327,66.847,49.099z"/></svg>
// @version 1.5
// @author exyezed
// @namespace https://github.com/exyezed/youtube-enhancer/
// @supportURL https://github.com/exyezed/youtube-enhancer/issues
// @license MIT
// @match https://youtube.com/*
// @match https://www.youtube.com/*
// @grant GM_xmlhttpRequest
// @grant GM_download
// @require https://cdn.jsdelivr.net/npm/[email protected]/crypto-js.min.js
// @connect get-info.downsub.com
// @connect download.subtitle.to
// @run-at document-idle
// ==/UserScript==
(function() {
'use strict';
const SECRET_KEY = "zthxw34cdp6wfyxmpad38v52t3hsz6c5";
const API = "https://get-info.downsub.com/";
const CryptoJS = window.CryptoJS;
const GM_download = window.GM_download;
const GM_xmlhttpRequest = window.GM_xmlhttpRequest;
const formatJson = {
stringify: function (crp) {
let result = {
ct: crp.ciphertext.toString(CryptoJS.enc.Base64)
};
if (crp.iv) {
result.iv = crp.iv.toString();
}
if (crp.salt) {
result.s = crp.salt.toString();
}
return JSON.stringify(result);
},
parse: function (output) {
let parse = JSON.parse(output);
let result = CryptoJS.lib.CipherParams.create({
ciphertext: CryptoJS.enc.Base64.parse(parse.ct)
});
if (parse.iv) {
result.iv = CryptoJS.enc.Hex.parse(parse.iv);
}
if (parse.s) {
result.salt = CryptoJS.enc.Hex.parse(parse.s);
}
return result;
}
};
function _toBase64(payload) {
let vBtoa = btoa(payload);
vBtoa = vBtoa.replace("+", "-");
vBtoa = vBtoa.replace("/", "_");
vBtoa = vBtoa.replace("=", "");
return vBtoa;
}
function _toBinary(base64) {
let data = base64.replace("-", "+");
data = data.replace("_", "/");
const mod4 = data.length % 4;
if (mod4) {
data += "====".substring(mod4);
}
return atob(data);
}
function _encode(payload, options) {
if (!payload) {
return false;
}
let result = CryptoJS.AES.encrypt(JSON.stringify(payload), options || SECRET_KEY, {
format: formatJson
}).toString();
return _toBase64(result).trim();
}
function _decode(payload, options) {
if (!payload) {
return false;
}
let result = CryptoJS.AES.decrypt(_toBinary(payload), options || SECRET_KEY, {
format: formatJson
}).toString(CryptoJS.enc.Utf8);
return result.trim();
}
function _generateData(videoId) {
const url = `https://www.youtube.com/watch?v=${videoId}`;
let id = videoId;
return {
state: 99,
url: url,
urlEncrypt: _encode(url),
source: 0,
id: _encode(id),
playlistId: null
};
}
function _decodeArray(result) {
let subtitles = [], subtitlesAutoTrans = [];
if (result?.subtitles && result?.subtitles.length) {
result.subtitles.forEach((v, i) => {
let ff = {...v};
ff.url = _decode(ff.url).replace(/^"|"$/gi, "");
ff.enc_url = result.subtitles[i].url;
ff.download = {};
const params = new URLSearchParams({
title: encodeURIComponent(ff.name),
url: ff.enc_url
});
ff.download.srt = result.urlSubtitle + "?" + params.toString();
const params2 = new URLSearchParams({
title: encodeURIComponent(ff.name),
url: ff.enc_url,
type: "txt"
});
ff.download.txt = result.urlSubtitle + "?" + params2.toString();
const params3 = new URLSearchParams({
title: encodeURIComponent(ff.name),
url: ff.enc_url,
type: "raw"
});
ff.download.raw = result.urlSubtitle + "?" + params3.toString();
subtitles.push(ff);
});
}
if (result?.subtitlesAutoTrans && result?.subtitlesAutoTrans.length) {
result.subtitlesAutoTrans.forEach((v, i) => {
let ff = {...v};
ff.url = _decode(ff.url).replace(/^"|"$/gi, "");
ff.enc_url = result.subtitlesAutoTrans[i].url;
ff.download = {};
const params = new URLSearchParams({
title: encodeURIComponent(ff.name),
url: ff.enc_url
});
ff.download.srt = result.urlSubtitle + "?" + params.toString();
const params2 = new URLSearchParams({
title: encodeURIComponent(ff.name),
url: ff.enc_url,
type: "txt"
});
ff.download.txt = result.urlSubtitle + "?" + params2.toString();
const params3 = new URLSearchParams({
title: encodeURIComponent(ff.name),
url: ff.enc_url,
type: "raw"
});
ff.download.raw = result.urlSubtitle + "?" + params3.toString();
subtitlesAutoTrans.push(ff);
});
}
return Object.assign(result, {subtitles}, {subtitlesAutoTrans});
}
function createSVGIcon(className, isHover = false) {
const svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
const path = document.createElementNS("http://www.w3.org/2000/svg", "path");
svg.setAttribute("viewBox", "0 0 576 512");
svg.classList.add(className);
path.setAttribute("d", isHover
? "M64 32C28.7 32 0 60.7 0 96L0 416c0 35.3 28.7 64 64 64l448 0c35.3 0 64-28.7 64-64l0-320c0-35.3-28.7-64-64-64L64 32zm56 208l176 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-176 0c-13.3 0-24-10.7-24-24s10.7-24 24-24zm256 0l80 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-80 0c-13.3 0-24-10.7-24-24s10.7-24 24-24zM120 336l80 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-80 0c-13.3 0-24-10.7-24-24s10.7-24 24-24zm160 0l176 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-176 0c-13.3 0-24-10.7-24-24s10.7-24 24-24z"
: "M64 80c-8.8 0-16 7.2-16 16l0 320c0 8.8 7.2 16 16 16l448 0c8.8 0 16-7.2 16-16l0-320c0-8.8-7.2-16-16-16L64 80zM0 96C0 60.7 28.7 32 64 32l448 0c35.3 0 64 28.7 64 64l0 320c0 35.3-28.7 64-64 64L64 480c-35.3 0-64-28.7-64-64L0 96zM120 240l176 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-176 0c-13.3 0-24-10.7-24-24s10.7-24 24-24zm256 0l80 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-80 0c-13.3 0-24-10.7-24-24s10.7-24 24-24zM120 336l80 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-80 0c-13.3 0-24-10.7-24-24s10.7-24 24-24zm160 0l176 0c13.3 0 24 10.7 24 24s-10.7 24-24 24l-176 0c-13.3 0-24-10.7-24-24s10.7-24 24-24z"
);
svg.appendChild(path);
return svg;
}
function createSearchIcon() {
const svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
const path = document.createElementNS("http://www.w3.org/2000/svg", "path");
svg.setAttribute("viewBox", "0 0 24 24");
svg.setAttribute("width", "16");
svg.setAttribute("height", "16");
path.setAttribute("d", "M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z");
svg.appendChild(path);
return svg;
}
function createCheckIcon() {
const svg = document.createElementNS("http://www.w3.org/2000/svg", "svg");
const path = document.createElementNS("http://www.w3.org/2000/svg", "path");
svg.setAttribute("viewBox", "0 0 24 24");
svg.classList.add("check-icon");
path.setAttribute("d", "M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z");
svg.appendChild(path);
return svg;
}
function getVideoId() {
const urlParams = new URLSearchParams(window.location.search);
return urlParams.get('v');
}
function downloadSubtitle(url, filename, format, buttonElement) {
try {
const buttonHeight = buttonElement.offsetHeight;
const buttonWidth = buttonElement.offsetWidth;
const originalChildren = Array.from(buttonElement.childNodes).map(node => node.cloneNode(true));
while (buttonElement.firstChild) {
buttonElement.removeChild(buttonElement.firstChild);
}
buttonElement.style.height = `${buttonHeight}px`;
buttonElement.style.width = `${buttonWidth}px`;
const spinner = document.createElement('div');
spinner.className = 'button-spinner';
buttonElement.appendChild(spinner);
buttonElement.disabled = true;
GM_download({
url: url,
name: filename,
onload: function() {
while (buttonElement.firstChild) {
buttonElement.removeChild(buttonElement.firstChild);
}
buttonElement.appendChild(createCheckIcon());
buttonElement.classList.add('download-success');
setTimeout(() => {
while (buttonElement.firstChild) {
buttonElement.removeChild(buttonElement.firstChild);
}
originalChildren.forEach(child => {
buttonElement.appendChild(child.cloneNode(true));
});
buttonElement.disabled = false;
buttonElement.classList.remove('download-success');
buttonElement.style.height = '';
buttonElement.style.width = '';
}, 1500);
},
onerror: function(error) {
console.error('Download error:', error);
while (buttonElement.firstChild) {
buttonElement.removeChild(buttonElement.firstChild);
}
originalChildren.forEach(child => {
buttonElement.appendChild(child.cloneNode(true));
});
buttonElement.disabled = false;
buttonElement.style.height = '';
buttonElement.style.width = '';
}
});
} catch (error) {
console.error('Download setup error:', error);
while (buttonElement.firstChild) {
buttonElement.removeChild(buttonElement.firstChild);
}
buttonElement.textContent = format;
buttonElement.disabled = false;
buttonElement.style.height = '';
buttonElement.style.width = '';
}
}
function filterSubtitles(subtitles, query) {
if (!query) return subtitles;
const lowerQuery = query.toLowerCase();
return subtitles.filter(sub =>
sub.name.toLowerCase().includes(lowerQuery)
);
}
function createSubtitleTable(subtitles, autoTransSubs, videoTitle) {
const container = document.createElement('div');
container.className = 'subtitle-container';
const titleDiv = document.createElement('div');
titleDiv.className = 'subtitle-dropdown-title';
titleDiv.textContent = `Download Subtitles (${subtitles.length + autoTransSubs.length})`;
container.appendChild(titleDiv);
const searchContainer = document.createElement('div');
searchContainer.className = 'subtitle-search-container';
const searchInput = document.createElement('input');
searchInput.type = 'text';
searchInput.className = 'subtitle-search-input';
searchInput.placeholder = 'Search languages...';
const searchIcon = document.createElement('div');
searchIcon.className = 'subtitle-search-icon';
searchIcon.appendChild(createSearchIcon());
searchContainer.appendChild(searchIcon);
searchContainer.appendChild(searchInput);
container.appendChild(searchContainer);
const tabsDiv = document.createElement('div');
tabsDiv.className = 'subtitle-tabs';
const regularTab = document.createElement('div');
regularTab.className = 'subtitle-tab active';
regularTab.textContent = 'Original';
regularTab.dataset.tab = 'regular';
const autoTab = document.createElement('div');
autoTab.className = 'subtitle-tab';
autoTab.textContent = 'Auto Translate';
autoTab.dataset.tab = 'auto';
tabsDiv.appendChild(regularTab);
tabsDiv.appendChild(autoTab);
container.appendChild(tabsDiv);
const itemsPerPage = 30;
const regularContent = createSubtitleContent(subtitles, videoTitle, true, itemsPerPage);
regularContent.className = 'subtitle-content regular-content active';
const autoContent = createSubtitleContent(autoTransSubs, videoTitle, false, itemsPerPage);
autoContent.className = 'subtitle-content auto-content';
container.appendChild(regularContent);
container.appendChild(autoContent);
tabsDiv.addEventListener('click', (e) => {
if (e.target.classList.contains('subtitle-tab')) {
document.querySelectorAll('.subtitle-tab').forEach(tab => tab.classList.remove('active'));
document.querySelectorAll('.subtitle-content').forEach(content => content.classList.remove('active'));
e.target.classList.add('active');
const tabType = e.target.dataset.tab;
document.querySelector(`.${tabType}-content`).classList.add('active');
searchInput.value = '';
const activeContent = document.querySelector(`.${tabType}-content`);
const grid = activeContent.querySelector('.subtitle-grid');
if (tabType === 'regular') {
renderPage(1, subtitles, grid, itemsPerPage, videoTitle);
} else {
renderPage(1, autoTransSubs, grid, itemsPerPage, videoTitle);
}
const pagination = activeContent.querySelector('.subtitle-pagination');
updatePagination(
1,
Math.ceil((tabType === 'regular' ? subtitles : autoTransSubs).length / itemsPerPage),
pagination,
null,
grid,
tabType === 'regular' ? subtitles : autoTransSubs,
itemsPerPage,
videoTitle
);
}
});
searchInput.addEventListener('input', (e) => {
const query = e.target.value.trim();
const activeTab = document.querySelector('.subtitle-tab.active').dataset.tab;
const activeContent = document.querySelector(`.${activeTab}-content`);
const grid = activeContent.querySelector('.subtitle-grid');
const pagination = activeContent.querySelector('.subtitle-pagination');
const sourceSubtitles = activeTab === 'regular' ? subtitles : autoTransSubs;
const filteredSubtitles = filterSubtitles(sourceSubtitles, query);
renderPage(1, filteredSubtitles, grid, itemsPerPage, videoTitle);
updatePagination(
1,
Math.ceil(filteredSubtitles.length / itemsPerPage),
pagination,
filteredSubtitles,
grid,
sourceSubtitles,
itemsPerPage,
videoTitle
);
grid.dataset.filteredCount = filteredSubtitles.length;
grid.dataset.query = query;
});
return container;
}
function renderPage(page, subtitlesList, gridElement, itemsPerPage, videoTitle) {
while (gridElement.firstChild) {
gridElement.removeChild(gridElement.firstChild);
}
const startIndex = (page - 1) * itemsPerPage;
const endIndex = Math.min(startIndex + itemsPerPage, subtitlesList.length);
for (let i = startIndex; i < endIndex; i++) {
const sub = subtitlesList[i];
const item = document.createElement('div');
item.className = 'subtitle-item';
const langLabel = document.createElement('div');
langLabel.className = 'subtitle-language';
langLabel.textContent = sub.name;
item.appendChild(langLabel);
const btnContainer = document.createElement('div');
btnContainer.className = 'subtitle-format-container';
const srtBtn = document.createElement('button');
srtBtn.textContent = 'SRT';
srtBtn.className = 'subtitle-format-btn srt-btn';
srtBtn.addEventListener('click', (e) => {
e.preventDefault();
e.stopPropagation();
downloadSubtitle(sub.download.srt, `${videoTitle} - ${sub.name}.srt`, 'SRT', srtBtn);
});
btnContainer.appendChild(srtBtn);
const txtBtn = document.createElement('button');
txtBtn.textContent = 'TXT';
txtBtn.className = 'subtitle-format-btn txt-btn';
txtBtn.addEventListener('click', (e) => {
e.preventDefault();
e.stopPropagation();
downloadSubtitle(sub.download.txt, `${videoTitle} - ${sub.name}.txt`, 'TXT', txtBtn);
});
btnContainer.appendChild(txtBtn);
item.appendChild(btnContainer);
gridElement.appendChild(item);
}
}
function updatePagination(page, totalPages, paginationElement, filteredSubs, gridElement, sourceSubtitles, itemsPerPage, videoTitle) {
while (paginationElement.firstChild) {
paginationElement.removeChild(paginationElement.firstChild);
}
if (totalPages <= 1) return;
const prevBtn = document.createElement('button');
prevBtn.textContent = '«';
prevBtn.className = 'pagination-btn';
prevBtn.disabled = page === 1;
prevBtn.addEventListener('click', (e) => {
e.stopPropagation();
if (page > 1) {
const newPage = page - 1;
const query = gridElement.dataset.query;
const subsToUse = query && filteredSubs ? filteredSubs : sourceSubtitles;
renderPage(newPage, subsToUse, gridElement, itemsPerPage, videoTitle);
updatePagination(
newPage,
totalPages,
paginationElement,
filteredSubs,
gridElement,
sourceSubtitles,
itemsPerPage,
videoTitle
);
}
});
paginationElement.appendChild(prevBtn);
const pageIndicator = document.createElement('span');
pageIndicator.className = 'page-indicator';
pageIndicator.textContent = `${page} / ${totalPages}`;
paginationElement.appendChild(pageIndicator);
const nextBtn = document.createElement('button');
nextBtn.textContent = '»';
nextBtn.className = 'pagination-btn';
nextBtn.disabled = page === totalPages;
nextBtn.addEventListener('click', (e) => {
e.stopPropagation();
if (page < totalPages) {
const newPage = page + 1;
const query = gridElement.dataset.query;
const subsToUse = query && filteredSubs ? filteredSubs : sourceSubtitles;
renderPage(newPage, subsToUse, gridElement, itemsPerPage, videoTitle);
updatePagination(
newPage,
totalPages,
paginationElement,
filteredSubs,
gridElement,
sourceSubtitles,
itemsPerPage,
videoTitle
);
}
});
paginationElement.appendChild(nextBtn);
}
function createSubtitleContent(subtitles, videoTitle, isOriginal, itemsPerPage) {
const content = document.createElement('div');
let currentPage = 1;
const grid = document.createElement('div');
grid.className = 'subtitle-grid';
if (isOriginal && subtitles.length <= 6) {
grid.classList.add('center-grid');
}
grid.dataset.filteredCount = subtitles.length;
grid.dataset.query = '';
const pagination = document.createElement('div');
pagination.className = 'subtitle-pagination';
renderPage(currentPage, subtitles, grid, itemsPerPage, videoTitle);
updatePagination(
currentPage,
Math.ceil(subtitles.length / itemsPerPage),
pagination,
null,
grid,
subtitles,
itemsPerPage,
videoTitle
);
content.appendChild(grid);
content.appendChild(pagination);
return content;
}
async function handleSubtitleDownload(e) {
e.preventDefault();
const videoId = getVideoId();
if (!videoId) {
console.error('Video ID not found');
return;
}
const backdrop = document.createElement('div');
backdrop.className = 'subtitle-backdrop';
document.body.appendChild(backdrop);
const loader = document.createElement('div');
loader.className = 'subtitle-loader';
backdrop.appendChild(loader);
try {
const data = _generateData(videoId);
const headersList = {
"authority": "get-info.downsub.com",
"accept": "application/json, text/plain, */*",
"accept-language": "id-ID,id;q=0.9",
"origin": "https://downsub.com",
"priority": "u=1, i",
"referer": "https://downsub.com/",
"sec-ch-ua": '"Not(A:Brand";v="99", "Google Chrome";v="133", "Chromium";v="133"',
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": '"Windows"',
"sec-fetch-dest": "empty",
"sec-fetch-mode": "cors",
"sec-fetch-site": "same-site",
"user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36"
};
const response = await new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url: API + data.id,
headers: headersList,
responseType: 'json',
onload: function(response) {
if (response.status >= 200 && response.status < 300) {
resolve(response.response);
} else {
reject(new Error(`Request failed with status ${response.status}`));
}
},
onerror: function() {
reject(new Error('Network error'));
}
});
});
const processedResponse = _decodeArray(response);
const videoTitleElement = document.querySelector('yt-formatted-string.style-scope.ytd-watch-metadata');
const videoTitle = videoTitleElement ? videoTitleElement.textContent.trim() : `youtube_video_${videoId}`;
loader.remove();
if (!processedResponse.subtitles || processedResponse.subtitles.length === 0 &&
(!processedResponse.subtitlesAutoTrans || processedResponse.subtitlesAutoTrans.length === 0)) {
while (backdrop.firstChild) {
backdrop.removeChild(backdrop.firstChild);
}
const errorDiv = document.createElement('div');
errorDiv.className = 'subtitle-error';
errorDiv.textContent = 'No subtitles available for this video';
backdrop.appendChild(errorDiv);
setTimeout(() => {
backdrop.remove();
}, 2000);
return;
}
const subtitleTable = createSubtitleTable(
processedResponse.subtitles || [],
processedResponse.subtitlesAutoTrans || [],
videoTitle
);
backdrop.appendChild(subtitleTable);
backdrop.addEventListener('click', (e) => {
if (!subtitleTable.contains(e.target)) {
subtitleTable.remove();
backdrop.remove();
}
});
subtitleTable.addEventListener('click', (e) => {
e.stopPropagation();
});
} catch (error) {
console.error('Error fetching subtitles:', error);
while (backdrop.firstChild) {
backdrop.removeChild(backdrop.firstChild);
}
const errorDiv = document.createElement('div');
errorDiv.className = 'subtitle-error';
errorDiv.textContent = 'Error fetching subtitles. Please try again.';
backdrop.appendChild(errorDiv);
setTimeout(() => {
backdrop.remove();
}, 2000);
}
}
function initializeStyles(computedStyle) {
if (document.querySelector('#yt-subtitle-downloader-styles')) return;
const style = document.createElement('style');
style.id = 'yt-subtitle-downloader-styles';
style.textContent = `
.custom-subtitle-btn {
background: none;
border: none;
cursor: pointer;
padding: 0;
width: ${computedStyle.width};
height: ${computedStyle.height};
display: flex;
align-items: center;
justify-content: center;
position: relative;
}
@-moz-document url-prefix() {
.custom-subtitle-btn {
top: 0;
margin-bottom: 0;
vertical-align: top;
}
}
.custom-subtitle-btn svg {
width: 24px;
height: 24px;
fill: #fff;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
opacity: 1;
transition: opacity 0.2s ease-in-out;
}
.custom-subtitle-btn .hover-icon {
opacity: 0;
}
.custom-subtitle-btn:hover .default-icon {
opacity: 0;
}
.custom-subtitle-btn:hover .hover-icon {
opacity: 1;
}
.subtitle-backdrop {
position: fixed;
top: 0;
left: 0;
width: 100%;
height: 100%;
background: rgba(0, 0, 0, 0.7);
z-index: 9998;
display: flex;
align-items: center;
justify-content: center;
backdrop-filter: blur(3px);
}
.subtitle-loader {
width: 40px;
height: 40px;
border: 4px solid rgba(255, 255, 255, 0.3);
border-radius: 50%;
border-top: 4px solid #fff;
animation: spin 1s linear infinite;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}
.subtitle-error {
background: rgba(0, 0, 0, 0.8);
color: #fff;
padding: 16px 24px;
border-radius: 8px;
font-size: 14px;
}
.subtitle-container {
position: relative;
background: rgba(28, 28, 28, 0.95);
border: 1px solid rgba(255, 255, 255, 0.1);
border-radius: 8px;
padding: 16px;
z-index: 9999;
min-width: 700px;
max-width: 90vw;
max-height: 80vh;
overflow-y: auto;
box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
color: #fff;
font-family: 'Roboto', Arial, sans-serif;
}
.subtitle-dropdown-title {
color: #fff;
font-size: 16px;
font-weight: 500;
margin-bottom: 16px;
text-align: center;
}
.subtitle-search-container {
position: relative;
margin-bottom: 16px;
width: 100%;
max-width: 100%;
}
.subtitle-search-input {
width: 100%;
padding: 8px 12px 8px 36px;
border-radius: 4px;
border: 1px solid rgba(255, 255, 255, 0.2);
background: rgba(255, 255, 255, 0.1);
color: white;
font-size: 14px;
box-sizing: border-box;
}
.subtitle-search-input::placeholder {
color: rgba(255, 255, 255, 0.5);
}
.subtitle-search-input:focus {
outline: none;
border-color: rgba(255, 255, 255, 0.4);
background: rgba(255, 255, 255, 0.15);
}
.subtitle-search-icon {
position: absolute;
left: 10px;
top: 50%;
transform: translateY(-50%);
display: flex;
align-items: center;
justify-content: center;
}
.subtitle-search-icon svg {
fill: rgba(255, 255, 255, 0.5);
}
.subtitle-tabs {
display: flex;
border-bottom: 1px solid rgba(255, 255, 255, 0.1);
margin-bottom: 16px;
justify-content: center;
}
.subtitle-tab {
padding: 10px 20px;
cursor: pointer;
opacity: 0.7;
transition: all 0.2s;
border-bottom: 2px solid transparent;
font-size: 15px;
font-weight: 500;
}
.subtitle-tab:hover {
opacity: 1;
}
.subtitle-tab.active {
opacity: 1;
border-bottom: 2px solid #2b7fff;
}
.subtitle-content {
display: none;
}
.subtitle-content.active {
display: block;
}
.subtitle-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 10px;
margin-bottom: 16px;
}
.subtitle-grid.center-grid {
justify-content: center;
display: flex;
flex-wrap: wrap;
gap: 16px;
}
.center-grid .subtitle-item {
width: 200px;
}
.subtitle-item {
background: rgba(255, 255, 255, 0.05);
border-radius: 6px;
padding: 10px;
transition: all 0.2s;
}
.subtitle-item:hover {
background: rgba(255, 255, 255, 0.1);
}
.subtitle-language {
font-size: 13px;
font-weight: 500;
margin-bottom: 8px;
white-space: nowrap;
overflow: hidden;
text-overflow: ellipsis;
}
.subtitle-format-container {
display: flex;
gap: 8px;
}
.subtitle-format-btn {
flex: 1;
padding: 6px 0;
border-radius: 4px;
border: none;
font-size: 12px;
font-weight: 500;
cursor: pointer;
transition: all 0.2s;
text-align: center;
position: relative;
height: 28px;
line-height: 16px;
}
.button-spinner {
width: 14px;
height: 14px;
border: 2px solid rgba(255, 255, 255, 0.3);
border-radius: 50%;
border-top: 2px solid #fff;
animation: spin 1s linear infinite;
margin: 0 auto;
}
.check-icon {
width: 14px;
height: 14px;
fill: white;
margin: 0 auto;
}
.download-success {
background-color: #00a63e !important;
}
.srt-btn {
background-color: #2b7fff;
color: white;
}
.srt-btn:hover {
background-color: #50a2ff;
}
.txt-btn {
background-color: #615fff;
color: white;
}
.txt-btn:hover {
background-color: #7c86ff;
}
.subtitle-pagination {
display: flex;
justify-content: center;
align-items: center;
margin-top: 16px;
}
.pagination-btn {
background: rgba(255, 255, 255, 0.1);
border: none;
color: white;
width: 32px;
height: 32px;
border-radius: 16px;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
font-size: 18px;
transition: all 0.2s;
}
.pagination-btn:not(:disabled):hover {
background: rgba(255, 255, 255, 0.2);
}
.pagination-btn:disabled {
opacity: 0.3;
cursor: not-allowed;
}
.page-indicator {
margin: 0 16px;
font-size: 14px;
color: rgba(255, 255, 255, 0.7);
}
`;
document.head.appendChild(style);
}
function initializeButton() {
if (document.querySelector('.custom-subtitle-btn')) return;
const originalButton = document.querySelector('.ytp-subtitles-button');
if (!originalButton) return;
const newButton = document.createElement('button');
const computedStyle = window.getComputedStyle(originalButton);
Object.assign(newButton, {
className: 'ytp-button custom-subtitle-btn',
title: 'Download Subtitles'
});
newButton.setAttribute('aria-pressed', 'false');
initializeStyles(computedStyle);
newButton.append(
createSVGIcon('default-icon', false),
createSVGIcon('hover-icon', true)
);
newButton.addEventListener('click', (e) => {
const existingDropdown = document.querySelector('.subtitle-container');
existingDropdown ? existingDropdown.remove() : handleSubtitleDownload(e);
});
originalButton.insertAdjacentElement('afterend', newButton);
}
function initializeObserver() {
const observer = new MutationObserver((mutations) => {
mutations.forEach((mutation) => {
if (mutation.addedNodes.length) {
const isVideoPage = window.location.pathname === '/watch';
if (isVideoPage && !document.querySelector('.custom-subtitle-btn')) {
initializeButton();
}
}
});
});
function startObserving() {
const playerContainer = document.getElementById('player-container');
const contentContainer = document.getElementById('content');
if (playerContainer) {
observer.observe(playerContainer, {
childList: true,
subtree: true
});
}
if (contentContainer) {
observer.observe(contentContainer, {
childList: true,
subtree: true
});
}
if (window.location.pathname === '/watch') {
initializeButton();
}
}
startObserving();
if (!document.getElementById('player-container')) {
const retryInterval = setInterval(() => {
if (document.getElementById('player-container')) {
startObserving();
clearInterval(retryInterval);
}
}, 1000);
setTimeout(() => clearInterval(retryInterval), 10000);
}
const handleNavigation = () => {
if (window.location.pathname === '/watch') {
initializeButton();
}
};
window.addEventListener('yt-navigate-finish', handleNavigation);
return () => {
observer.disconnect();
window.removeEventListener('yt-navigate-finish', handleNavigation);
};
}
function addSubtitleButton() {
initializeObserver();
}
addSubtitleButton();
})();
