学习通
// ==UserScript==
// @name 学习通阻止暂停播放
// @namespace https://hognbin.xyz/
// @version 0.4
// @description 学习通
// @author 宏斌
// @match https://mooc1.chaoxing.com/mycourse/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=chaoxing.com
// @grant none
// @license MIT
// ==/UserScript==
(function () {
'use strict';
var video;
function stopPause() {
video = document.querySelectorAll('iframe')[0].contentWindow.document.querySelectorAll('iframe')[0].contentWindow.document.querySelector('video');
video.pause = () => {
console.log('他想暂停播放');
}
}
function handleMute() {
video = document.querySelectorAll('iframe')[0].contentWindow.document.querySelectorAll('iframe')[0].contentWindow.document.querySelector('video');
video.volume = 0;
}
const button = document.createElement('button');
button.className = 'h_Bbutton';
button.innerHTML = '阻止暂停播放';
document.body.appendChild(button);
Object.assign(button.style, {
width: '120px',
});
const style = document.createElement('style');
style.innerHTML = `
.h_Bbutton{
transition: all 0.3s linear;
position: fixed;
padding: 10px;
border: none;
background: linear-gradient(45deg, #0219f2, #c804ea);
color: #fffae5;
border-radius: 5px;
bottom: 30px;
left: 20px;
box-shadow: 8px 4px 10px 3px #ccc;
cursor: pointer;
font-weight: bold;
}
.h_Bbutton:active{
transform: translateY(2px);
}
.h_Bbutton:hover{
opacity:0.8;
}
.h_Bbutton svg path{
fill: #fffae5;
}
.bottom_text{
position:fixed;
bottom: 0;
left: 0;
background-color: #51f;
color:#fffae5;
padding: 3px 5px;
font-size: 12px;
border-radius: 3px;
}
`
document.head.appendChild(style);
button.onclick = verify(stopPause);
/**
* 添加静音按钮
*/
const icon = `<svg t="1647347534277" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="3042" width="32" height="32"><path d="M290.133333 921.6c-3.413333 0-10.24 0-13.653333-3.413333-17.066667-6.826667-23.893333-27.306667-17.066667-44.373334l307.2-699.733333c6.826667-17.066667 23.893333-30.72 40.96-37.546667 17.066667-6.826667 37.546667-3.413333 54.613334 6.826667C757.76 194.56 819.2 296.96 819.2 409.6v201.386667l34.133333 133.12c3.413333 10.24 0 20.48-6.826666 30.72-6.826667 3.413333-17.066667 10.24-27.306667 10.24h-139.946667c-17.066667 78.506667-85.333333 136.533333-167.253333 136.533333-30.72 0-58.026667-6.826667-85.333333-23.893333-17.066667-10.24-20.48-30.72-13.653334-47.786667 10.24-17.066667 30.72-20.48 47.786667-13.653333 17.066667 10.24 34.133333 13.653333 51.2 13.653333 47.786667 0 88.746667-34.133333 98.986667-81.92 6.826667-34.133333 34.133333-54.613333 68.266666-54.613333h95.573334l-23.893334-92.16V409.6c0-85.333333-47.786667-167.253333-122.88-208.213333l-307.2 699.733333c-3.413333 10.24-17.066667 20.48-30.72 20.48zM238.933333 757.76l34.133334-136.533333V409.6c0-119.466667 88.746667-221.866667 208.213333-235.52 17.066667-3.413333 30.72-20.48 30.72-40.96-3.413333-17.066667-20.48-30.72-40.96-30.72C320.853333 122.88 204.8 256 204.8 409.6v201.386667l-34.133333 133.12c-3.413333 17.066667 6.826667 37.546667 23.893333 40.96h6.826667c17.066667 0 34.133333-10.24 37.546666-27.306667z" fill="#3E2AD1" p-id="3043"></path></svg>`
const muteButton = document.createElement('button');
muteButton.className = 'h_Bbutton';
muteButton.innerHTML = icon;
muteButton.style['left'] = '150px';
muteButton.style['padding'] = '3px';
muteButton.style['background'] = 'linear-gradient(45deg, #f50404, #e2ec0a)';
document.body.appendChild(muteButton);
muteButton.onclick = verify(handleMute);
const autoToggleButton = document.createElement('button');
autoToggleButton.className = 'h_Bbutton';
autoToggleButton.innerHTML = '自动切换下集';
Object.assign(autoToggleButton.style, {
bottom: '80px'
})
autoToggleButton.onclick = verify(autoToggleNextVideo);
document.body.appendChild(autoToggleButton);
function autoToggleNextVideo() {
if (!video) {
video = document.querySelectorAll('iframe')[0].contentWindow.document.querySelectorAll('iframe')[0].contentWindow.document.querySelector('video');
}
const curr = document.querySelectorAll('h4.currents')[0]
if (!curr) return console.warn('获取当前活跃item失败');
const nextA = curr.parentElement.nextElementSibling.querySelector('a');
if (!nextA) return;
video.addEventListener('ended', () => {
nextA.click();
});
autoToggleButton.style.display = 'none';
const nextVideoText = document.createElement('span');
nextVideoText.className = 'bottom_text';
document.body.appendChild(nextVideoText);
const r = () => {
nextVideoText.innerText = `下集:${nextA.children[0].innerText}`;
setTimeout(r, 5000);
}
r();
}
function verify(callback) {
return () => {
try {
callback();
} catch (e) {
console.error('出错！', e);
alert('确保已经点开视频');
}
}
}
})();