// ==UserScript==
// @name Hulu.com Subtitle Downloader
// @namespace https://www.hulu.com
// @version 1.0
// @description Downloads subtitle from Hulu.com as SRT format
// @author subdiox
// @match https://www.hulu.com/watch/*
// @require http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js
// @require https://greasyfork.org/scripts/2199-waitforkeyelements/code/waitForKeyElements.js?version=6349
// @grant GM_xmlhttpRequest
// @copyright 2021, subdiox
// ==/UserScript==
waitForKeyElements('.PlayerSettingsGroup', pageDidLoad);
function pageDidLoad(jNode) {
jNode.append('<div id="download-button" aria-label="Download" tabindex="0" role="button" class="PlayerButton PlayerControlsButton" style="touch-action: none;">' +
'<svg version="1.1" id="Capa_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px" viewBox="0 0 29.978 29.978" style="enable-background:new 0 0 29.978 29.978;" xml:space="preserve">' +
'<path d="M25.462,19.105v6.848H4.515v-6.848H0.489v8.861c0,1.111,0.9,2.012,2.016,2.012h24.967c1.115,0,2.016-0.9,2.016-2.012 v-8.861H25.462z" fill="#FEFEFE" fill-rule="evenodd"/>' +
'<path d="M14.62,18.426l-5.764-6.965c0,0-0.877-0.828,0.074-0.828s3.248,0,3.248,0s0-0.557,0-1.416c0-2.449,0-6.906,0-8.723 c0,0-0.129-0.494,0.615-0.494c0.75,0,4.035,0,4.572,0c0.536,0,0.524,0.416,0.524,0.416c0,1.762,0,6.373,0,8.742 c0,0.768,0,1.266,0,1.266s1.842,0,2.998,0c1.154,0,0.285,0.867,0.285,0.867s-4.904,6.51-5.588,7.193 C15.092,18.979,14.62,18.426,14.62,18.426z" fill="#FEFEFE" fill-rule="evenodd"/>' +
'</svg></div>');
document.getElementById('download-button').addEventListener('click', downloadDidClick);
}
function downloadDidClick() {
var x = new XMLHttpRequest();
x.open('GET', 'https://discover.hulu.com/content/v5/deeplink/playback?namespace=entity&schema=1&id=' + window.location.href.split('/').pop(), !1);
x.withCredentials = !0;
x.send(null);
var json = JSON.parse(x.responseText);
var eab_id = json.eab_id.split('::')[2];
x.open('GET', 'https://discover.hulu.com/content/v3/entity?device_context_id=1&language=en&referral_host=www.hulu.com&schema=4&eab_ids=' + json.eab_id, !1);
x.withCredentials = !0;
x.send(null);
json = JSON.parse(x.responseText);
var filename = '';
var series = json.items[0].series_name;
var season = json.items[0].season;
var number = json.items[0].number;
var name = json.items[0].name;
if (series) {
filename += series + ' ';
}
if (season) {
filename += 'S' + season + ' ';
}
if (number) {
filename += 'E' + number + ' ';
}
if (name) {
if (filename === '') {
filename = name + '.srt';
} else {
filename += '- ' + name + '.srt';
}
}
if (filename === '') {
filename = eab_id + '.srt';
}
x = new XMLHttpRequest();
x.open('GET', 'https://www.hulu.com/captions.xml?content_id=' + eab_id, !1);
x.withCredentials = !0;
x.send(null);
var parser = new DOMParser();
var xml = parser.parseFromString(x.responseText, "text/xml");
var url = xml.getElementsByTagName('en')[0].childNodes[0].nodeValue;
var vttUrl = url.replace('captions', 'captions_webvtt').replace('.smi', '.vtt');
GM_xmlhttpRequest({
method: 'GET',
url: vttUrl,
onload: function (response) {
var srt = '';
var vtt = response.responseText;
for (var vttLine of vtt.split('\n')) {
srt += vttLine.replace(/(WEBVTT\s*(FILE)?.*)(\r\n)*/g, '').replace(/(\d{2}:\d{2}:\d{2})\.(\d{3}\s+)\-\-\>(\s+\d{2}:\d{2}:\d{2})\.(\d{3}\s*)/g, '$1,$2-->$3,$4').replace(/<.+>(.+)/g, '$1').replace(/<.+>(.+)<.+\/>/g, '$1') + '\r\n';
}
downloadURI('data:text/html,' + srt, filename);
}
});
}
function downloadURI(uri, name) {
var link = document.createElement("a");
link.download = name;
link.href = uri;
document.body.appendChild(link);
link.click();
document.body.removeChild(link);
delete link;
}
