Youtube auto translate to English

translate to English automatically.

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 auto translate to English
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  translate to English automatically.
// @author       jono76
// @match        https://www.youtube.com/watch*
// @require      https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    function translateToEnglish(){
        var sub = $('[role="menuitem"]:contains("Subtitles")');
        if(!sub.length) return;
        sub.click();
        var subc = $('[role="menuitemradio"]:contains("English")');
        if (subc.length) {
            subc.click();
        } else {
            var autoTrans = $('[role="menuitemradio"]:contains("Auto-translate")');
            if (!autoTrans.length) return;
            autoTrans.click();
            var autoTransC = $('[role="menuitemradio"]:contains("English")');
            if (!autoTransC.length) return;
            autoTransC.click();
        }
    }

    function onLoadStart(){
        $('.ytp-subtitles-button[aria-pressed="false"]').click();
        $('.ytp-settings-button').click();
        translateToEnglish();
        $('.ytp-settings-button').click();
    }
    $('video').on('loadstart', onLoadStart).trigger('loadstart');
})();