学习公社自动看视频、自动刷新、自动跳过防疲劳、自动禁音和倍速播放
// ==UserScript==
// @name 大橘の学习公社
// @namespace HugeOrange
// @version 1.1.0
// @description 学习公社自动看视频、自动刷新、自动跳过防疲劳、自动禁音和倍速播放
// @author HugeOrange
// @match https://study.enaea.edu.cn/viewerforccvideo.do*
// @match https://study.enaea.edu.cn/circleIndexRedirect.do*
// @grant none
// @license MIT
// ==/UserScript==
function getQueryVariable(variable) {
var query = window.location.search.substring(1);
var vars = query.split("&");
for (var i = 0; i < vars.length; i++) {
var pair = vars[i].split("=");
if (pair[0] == variable) {
return pair[1];
}
}
return (false);
}
(function () {
var url = window.location.pathname
// 从localStorage读取保存的播放速度，如果没有则使用默认值4.0
var playbackSpeed = parseFloat(localStorage.getItem('videoPlaybackSpeed') || '4.0');
// 向页面中添加倍速输入框
function addSpeedInput() {
// 等待页面加载完成
setTimeout(function() {
// 找到"赞"按钮所在的位置
var likeButton = document.getElementById('like');
if (!likeButton) return;
// 创建一个新的元素用于放置倍速控制
var speedControlLi = document.createElement('li');
// 使用自定义样式，不使用现有的类名
speedControlLi.id = 'speed-control';
// 自定义样式
speedControlLi.style.marginRight = '10px';
speedControlLi.style.display = 'flex';
speedControlLi.style.alignItems = 'center';
speedControlLi.style.height = '30px';
speedControlLi.style.background = 'none'; // 移除背景
speedControlLi.style.padding = '0 5px';
speedControlLi.style.position = 'relative';
// 创建自定义的倍速控制容器
var speedControlContainer = document.createElement('div');
speedControlContainer.style.display = 'flex';
speedControlContainer.style.alignItems = 'center';
speedControlContainer.style.height = '100%';
speedControlContainer.style.padding = '0 5px';
speedControlContainer.style.backgroundColor = '#f5f5f5';
speedControlContainer.style.borderRadius = '4px';
speedControlContainer.style.border = '1px solid #e0e0e0';
// 创建标签
var speedLabel = document.createElement('span');
speedLabel.textContent = '倍速: ';
speedLabel.style.color = '#666';
speedLabel.style.fontSize = '12px';
speedLabel.style.marginRight = '3px';
// 创建输入框
var speedInput = document.createElement('input');
speedInput.type = 'number';
speedInput.min = '0.5';
speedInput.max = '16'; // 增加最大倍速至16
speedInput.step = '0.25';
speedInput.value = playbackSpeed;
speedInput.style.width = '40px';
speedInput.style.height = '22px';
speedInput.style.textAlign = 'center';
speedInput.style.border = '1px solid #ccc';
speedInput.style.borderRadius = '3px';
speedInput.style.padding = '0 5px';
speedInput.style.backgroundColor = '#fff';
speedInput.style.verticalAlign = 'middle';
speedInput.style.fontSize = '12px';
speedInput.style.outline = 'none';
// 监听输入变化
speedInput.addEventListener('change', function() {
var speed = parseFloat(this.value);
// 限制范围在0.5到16之间
if (speed < 0.5) speed = 0.5;
if (speed > 16) speed = 16;
this.value = speed;
playbackSpeed = speed;
setVideoSpeed(speed);
});
// 组装元素
speedControlContainer.appendChild(speedLabel);
speedControlContainer.appendChild(speedInput);
speedControlLi.appendChild(speedControlContainer);
// 插入到"赞"按钮之前
likeButton.parentNode.insertBefore(speedControlLi, likeButton);
}, 2000); // 等待2秒确保页面元素加载完成
}
// 设置视频速度并保存到localStorage
function setVideoSpeed(speed) {
var video = document.getElementsByTagName('video')[0];
if (video) {
video.playbackRate = speed;
console.log('设置播放速度为: ' + speed);
// 保存到localStorage
localStorage.setItem('videoPlaybackSpeed', speed);
}
}
// 静音视频
function muteVideo() {
var video = document.getElementsByTagName('video')[0];
if (video) {
video.muted = true;
console.log('视频已静音');
}
}
//视频播放页
if (url == '/viewerforccvideo.do') {
//清理localStorage，以防不给加进度。
localStorage.clear();
localStorage.setItem('videoIsDone', false)
// 添加倍速控制
addSpeedInput();
// 防疲劳
setTimeout(() => {
let video = document.getElementsByTagName('video')[0];
console.log(video)
// 设置播放速度
if (video) {
setVideoSpeed(playbackSpeed);
// 自动静音
muteVideo();
// 等待视频加载元数据，确保获取的duration有效
if (video.readyState === 0) { // HAVE_NOTHING
video.addEventListener('loadedmetadata', jumpToSavedProgress);
} else {
jumpToSavedProgress();
}
}
//pause：暂停监听
video.addEventListener('pause', function (e) {
console.log('暂停播放')
//继续播放
videoPlay()
//删除弹窗
let dialog = document.getElementById('rest_tip');
if (dialog) {
dialog.remove()
}
})
// 监听播放事件，确保每次播放都设置正确的速度和静音状态
video.addEventListener('play', function() {
setVideoSpeed(playbackSpeed);
muteVideo(); // 确保始终保持静音
});
}, 5000)
// 根据学习进度跳转到相应位置
function jumpToSavedProgress() {
try {
// 获取视频元素
let video = document.getElementsByTagName('video')[0];
if (!video || !video.duration) {
console.log('视频尚未完全加载，无法获取时长');
return;
}
// 获取当前视频的学习进度
let progressElements = document.getElementsByClassName('current');
if (progressElements.length < 2 || !progressElements[1].children[0].childNodes[1]) {
console.log('无法获取当前视频学习进度元素');
return;
}
let progressText = progressElements[1].children[0].childNodes[1].innerText;
let progressPercent = parseFloat(progressText.replace('%', '')) / 100;
// 如果进度为0%或100%，不进行跳转
if (progressPercent === 0 || progressPercent >= 1) {
console.log('视频进度为' + (progressPercent === 0 ? '0%，从头开始播放' : '100%，从头开始播放'));
return;
}
// 计算应该跳转到的时间点（向下取整到分钟）
let totalSeconds = video.duration;
let targetSeconds = Math.floor(totalSeconds * progressPercent);
let targetMinutes = Math.floor(targetSeconds / 60);
let jumpToSeconds = targetMinutes * 60;
// 如果跳转位置太接近视频末尾，稍微往前调整
if (jumpToSeconds > totalSeconds - 30) {
jumpToSeconds = Math.max(0, totalSeconds - 60); // 留出至少60秒
}
// 执行跳转
video.currentTime = jumpToSeconds;
console.log('视频总时长: ' + formatTime(totalSeconds));
console.log('当前学习进度: ' + progressText);
console.log('跳转到时间点: ' + formatTime(jumpToSeconds));
// 显示跳转提示
showJumpNotification(progressText, formatTime(jumpToSeconds));
} catch (e) {
console.error('跳转到学习进度时出错:', e);
}
}
// 格式化时间为 MM:SS 格式
function formatTime(seconds) {
let minutes = Math.floor(seconds / 60);
let remainingSeconds = Math.floor(seconds % 60);
return minutes + ':' + (remainingSeconds < 10 ? '0' : '') + remainingSeconds;
}
// 显示跳转提示
function showJumpNotification(progress, timePoint) {
// 创建通知元素
let notification = document.createElement('div');
notification.style.position = 'fixed';
notification.style.top = '80px';
notification.style.left = '50%';
notification.style.transform = 'translateX(-50%)';
notification.style.backgroundColor = 'rgba(0, 0, 0, 0.7)';
notification.style.color = 'white';
notification.style.padding = '10px 20px';
notification.style.borderRadius = '5px';
notification.style.zIndex = '9999';
notification.style.fontFamily = 'Arial, sans-serif';
notification.style.fontSize = '14px';
notification.textContent = `已跳转到上次学习位置 (${progress} → ${timePoint})`;
// 添加到页面
document.body.appendChild(notification);
// 3秒后移除
setTimeout(() => {
if (notification && notification.parentNode) {
notification.parentNode.removeChild(notification);
}
}, 3000);
}
//五秒后关闭声音
function Music_No() {
setTimeout(function () {
document.getElementsByClassName("xgplayer-icon-muted")[0].click()
}, 5000)
}
//点击未完成的视频进行播放
function rePlay() {
setTimeout(function () {
if (document.getElementsByClassName("cvtb-MCK-CsCt-studyProgress")[0].innerHTML == '100%') {
for (var i = 1; i < document.getElementsByClassName("cvtb-MCK-CsCt-studyProgress")
.length; i++) {
if (document.getElementsByClassName("cvtb-MCK-CsCt-studyProgress")[i].innerHTML !=
'100%') {
document.getElementsByClassName("cvtb-MCK-CsCt-studyProgress")[i].click()
break
}
}
}
}, 2000)
}
//隔五秒循环执行
setInterval(function () {
//最后一个视频的index
index = document.getElementsByClassName("cvtb-MCK-CsCt-studyProgress").length - 1
//查看当前课前是否完成
if (document.getElementsByClassName('current')[1].children[0].childNodes[1].innerText ==
'100%') {
//如果最后一个视频完成了就代表全部视频都完成了
if (document.getElementsByClassName("cvtb-MCK-CsCt-studyProgress")[index].innerHTML ==
'100%') {
//关闭网站
localStorage.setItem('videoIsDone', true)
window.close()
} else {
//否则播放下一个未完成的视频
rePlay()
}
} else {
console.log("正在观看：" + document.getElementsByClassName('current')[1].children[0]
.getElementsByClassName("cvtb-text-ellipsis")[0].innerHTML)
}
//如果出现异常就刷新网页
if (document.getElementsByClassName("dialog-content")[0] != undefined) {
if (document.getElementsByClassName("dialog-content")[0].innerText == '学时记录出现异常请检查网络') {
location.reload()
}
}
}, 5000)
setInterval(function () {
//播放视频
videoPlay()
// 每隔一段时间检查并确保设置正确的播放速度和静音状态
let video = document.getElementsByTagName('video')[0];
if (video) {
if (video.playbackRate !== playbackSpeed) {
setVideoSpeed(playbackSpeed);
}
if (!video.muted) {
muteVideo(); // 确保始终保持静音
}
}
}, 1000)
rePlay()
Music_No()
}
//课程学习页
if (url == '/circleIndexRedirect.do') {
function playVideo_2() {
//切换到未完成的课程tab
document.getElementsByClassName('customcur-tab-text')[1].click()
//检测是否完成视频
if (localStorage.getItem('videoIsDone') == 'true') {
location.reload()
} else {
console.log("观看视频：", document.getElementsByClassName('course-title')[0].innerText)
}
}
//首次进入，只执行一次
function playVideo_1() {
//切换到未完成的课程tab
document.getElementsByClassName('customcur-tab-text')[1].click()
//检测是否完成视频
if (localStorage.getItem('videoIsDone') == null) {
alert('切换到课程学习页自动刷视频，请确保视频可以正常播放后在挂机，点击确定开始运行')
}
//循环
setTimeout(function () {
//点击第一个开始学习
document.getElementsByClassName('golearn')[0].click()
}, 1000)
}
//判断是否为试卷页面
if (getQueryVariable('type') == 'exam') {
var formDdata = {
"circleId": cid,
"syllabusId": sid,
};
$.ajax({
type: "GET",
url: 'circleIndex.do?action=getMyClass',
data: formDdata,
async: true,
beforeSend: function () {
console.log('请等待...');
},
complete: function (XMLHttpRequest, status, errorThrown) {
console.log('获取完成...');
},
success: function (data) {
console.log('获取成功...');
console.log(data)
var dataJson = eval('(' + data + ')');
console.log(dataJson.result['list'][0].id)
setTimeout(function () {
var styleMap = {
"width": "100px",
display: "inline-block",
"background-color": "red",
cursor: "pointer",
"user-select": "none",
"border-radius": "4px",
color: "#fff",
"font-size": "10px",
"line-height": "30px",
"margin": "0px 30px",
};
var btn = document.createElement("a");
btn.innerHTML = "提前查看试卷";
for (let i in styleMap) {
btn.style[i] = styleMap[i];
}
btn.href =
'/myExamAndTestRedirect.do?action=toSeeExamResult&ct=&examId=' +
dataJson.result['list'][0].id
var toolbox = document.getElementsByClassName("item-title")[0]
toolbox.appendChild(btn);
alert('请点击试卷标题旁的按钮查看试卷')
}, 100)
},
error: function (XMLHttpRequest, textStatus, errorThrown) {
console.log('获取失败...');
}
});
} else {
setTimeout(function () {
playVideo_1()
}, 2000)
setInterval(function () {
playVideo_2()
}, 5000)
setTimeout(function () {
localStorage.setItem('videoIsDone', false)
location.reload()
}, 1000 * 60 * 10)
}
}
})();
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