a coursera Interactive Transcript modifier
// ==UserScript==
// @name coursera Interactive Transcript modifier
// @namespace http://tampermonkey.net/
// @version 0.1.5
// @description a coursera Interactive Transcript modifier
// @match https://www.coursera.org/learn/*
// @grant none
// @home-url https://greasyfork.org/en/scripts/408858-cousera-interactive-transcript-modifier
// @homepageURL https://greasyfork.org/en/scripts/408858-cousera-interactive-transcript-modifier
// @author LiAlbert
// @license MIT
// ==/UserScript==
var flag = 0
function changeSub() {
if (flag == 0) {
var activePhrase = document.querySelector('.rc-Phrase.active');
if (activePhrase) {
document.querySelector('.rc-Transcript').style.display = 'none';
var header = document.querySelector(".rc-ItemHeader");
if(header) header.parentElement.removeChild(header);
document.querySelector('.ItemPageLayout_container').style.top = 0;
document.querySelector('.ItemPageLayout_container').style.height = "100%";
var div = document.createElement('div');
div.id = 'currentsub'
if (activePhrase) div.textContent = activePhrase.textContent
var video = document.querySelector('.video-container');
if (video == null) {
video = document.querySelector('.video-main-player-container');
document.querySelector('.video-name').style.display = 'none';
}
video.parentElement.insertBefore(div, video.nextSibling);
div.style.textAlign = "center";
div.style.fontSize = "40px";
div.style.marginTop = "10px";
div.style.lineHeight = "41px";
div.style.height = "82px";
div.style.fontFamily = "Times New Roman";
div.style.fontWeight = "bold";
var player = document.querySelector('video');
div.onmouseover = function () {
player.pause();
div.onmouseout = function () { player.play(); };
};
div.onmouseout = function () { player.play(); };
div.onclick = function () {
var text = window.getSelection().toString();
navigator.clipboard.writeText(text).then(function () {
console.log('Async: Copying ' + text + ' to clipboard was successful!');
}, function (err) {
console.error('Async: Could not copy text: ', err);
});
div.onmouseout = function () { };
};
player.onkeypress = function (event) {
var x = event.keyCode;
if (x == 37) { player.pause(); player.currentTime = player.currentTime - 0.1; player.play(); }
if (x == 39) { player.pause(); player.currentTime = player.currentTime + 0.1; player.play(); }
}
flag = 1;
}
}
else {
div = document.getElementById('currentsub');
if (div) {
if(div.textContent !== document.querySelector('.rc-Phrase.active').textContent)
{
div.textContent = document.querySelector('.rc-Phrase.active').textContent;
if (document.querySelector('.rc-Transcript').style.display != 'none') document.querySelector('.rc-Transcript').style.display = 'none';
}
}
else { flag = 0; }
}
}
setInterval(changeSub, 30);