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index.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<meta name="keywords" content="m3u8 downloader for web">
<meta name="description" content="m3u8 downloader for web, Momo's Blog, LuckyMomo">
<title>m3u8 downloader</title>
<style>
/*全局设置*/
html, body {
margin: 0;
padding: 0;
}
body::-webkit-scrollbar { display: none}
p {
margin: 0;
}
[v-cloak] {
display: none;
}
#m-app {
height: 100%;
width: 100%;
text-align: center;
padding: 10px 50px 80px;
box-sizing: border-box;
}
.m-p-action {
margin: 20px auto;
max-width: 1100px;
width: 100%;
font-size: 35px;
text-align: center;
font-weight: bold;
}
.m-p-other, .m-p-github {
position: fixed;
right: 50px;
bottom: 70px;
background-color: #eff3f6;
background-image: linear-gradient(-180deg, #fafbfc, #eff3f6 90%);
color: #24292e;
border: 1px solid rgba(27, 31, 35, .2);
border-radius: 3px;
cursor: pointer;
display: inline-block;
font-size: 14px;
font-weight: 600;
line-height: 20px;
padding: 6px 12px;
z-index: 99;
}
.m-p-help {
position: fixed;
right: 50px;
top: 50px;
width: 30px;
height: 30px;
color: #666666;
z-index: 2;
line-height: 30px;
font-weight: bolder;
border-radius: 50%;
border: 1px solid rgba(27, 31, 35, .2);
cursor: pointer;
background-color: #eff3f6;
background-image: linear-gradient(-180deg, #fafbfc, #eff3f6 90%);
}
.m-p-github:hover, .m-p-other:hover, .m-p-help {
opacity: 0.9;
}
.m-p-other {
bottom: 30px;
}
/*顶部信息录入*/
.m-p-temp-url {
padding-top: 50px;
padding-bottom: 10px;
width: 100%;
color: #999999;
text-align: left;
font-style: italic;
word-break: break-all;
}
.m-p-input-container {
display: flex;
}
.m-p-input-container input {
flex: 1;
margin-bottom: 30px;
margin-right: 20px;
display: block;
width: 280px;
padding: 16px;
font-size: 24px;
border-radius: 4px;
box-shadow: none;
color: #444444;
border: 1px solid #cccccc;
}
.m-p-input-container div {
position: relative;
display: inline-block;
height: 60px;
line-height: 60px;
font-size: 30px;
color: white;
cursor: pointer;
border-radius: 4px;
border: 1px solid #eeeeee;
background-color: #3D8AC7;
opacity: 1;
transition: 0.3s all;
}
.m-p-input-container div:hover {
opacity: 0.9;
}
.m-p-input-container div {
width: 240px;
}
.m-p-input-container .disable {
cursor: not-allowed;
background-color: #dddddd;
}
/*下载状态*/
.m-p-line {
margin: 20px 0 50px;
vertical-align: top;
width: 100%;
height: 5px;
border-bottom: dotted;
}
.m-p-tips {
width: 100%;
color: #999999;
text-align: left;
font-style: italic;
word-break: break-all;
}
.m-p-tips p {
width: 100px;
display: inline-block;
}
.m-p-segment {
text-align: left;
}
.m-p-segment .item {
display: inline-block;
margin: 10px 6px;
width: 50px;
height: 40px;
color: white;
line-height: 40px;
text-align: center;
border-radius: 4px;
cursor: help;
border: solid 1px #eeeeee;
background-color: #dddddd;
}
.m-p-segment .finish {
background-color: #0ACD76;
}
.m-p-segment .error {
cursor: pointer;
background-color: #DC5350;
}
.m-p-cross {
display: inline-block;
width: 100%;
height: 50px;
line-height: 50px;
font-size: 20px;
color: white;
cursor: pointer;
border-radius: 4px;
border: 1px solid #eeeeee;
background-color: #3D8AC7;
opacity: 1;
transition: 0.3s all;
}
.m-p-force, .m-p-retry {
position: absolute;
right: 50px;
display: inline-block;
padding: 6px 12px;
font-size: 18px;
color: white;
cursor: pointer;
border-radius: 4px;
border: 1px solid #eeeeee;
background-color: #3D8AC7;
opacity: 1;
transition: 0.3s all;
}
.m-p-retry {
right: 250px;
}
.m-p-force:hover, .m-p-retry:hover {
opacity: 0.9;
}
</style>
</head>
<body>
<section id="m-app" v-cloak>
<!--顶部操作提示-->
<section class="m-p-action g-box">{{tips}}</section>
<a class="m-p-help" target="_blank" href="https://segmentfault.com/a/1190000021847172">?</a>
<a class="m-p-github" target="_blank" href="https://github.com/Momo707577045/m3u8-downloader">github</a>
<a class="m-p-other" target="_blank" href="http://blog.luckly-mjw.cn/tool-show/index.html">其他实用工具</a>
<!--文件载入-->
<div class="m-p-temp-url">测试连接：http://1257120875.vod2.myqcloud.com/0ef121cdvodtransgzp1257120875/3055695e5285890780828799271/v.f230.m3u8</div>
<section class="m-p-input-container">
<input type="text" v-model="url" accept=".ttf" :disable="downloading" placeholder="请输入 m3u8 链接">
<div class="" @click="getM3U8" :class="{'disable':downloading}">解析下载</div>
</section>
<div class="m-p-cross" @click="copyCode">当无法下载，资源发生跨域限制时，在视频源页面打开控制台，注入代码解决，点击本按钮复制代码</div>
<template v-if="finishList.length > 0">
<div class="m-p-line"></div>
<div class="m-p-retry" v-if="errorNum && downloadIndex >= tsUrlList.length" @click="retryAll">重新下载错误片段</div>
<div class="m-p-force" v-if="mediaFileList.length" @click="forceDownload">强制下载现有片段</div>
<div class="m-p-tips">碎片总量：{{ tsUrlList.length }}，已下载：{{ finishNum }}，错误：{{ errorNum }}，进度：{{ (finishNum / tsUrlList.length * 100).toFixed(2) }}%</div>
<div class="m-p-tips">若某视频碎片下载发生错误，将标记为红色，可点击相应图标进行重试</div>
<section class="m-p-segment">
<div class="item" v-for="(item, index) in finishList" :class="[item.status]" :title="item.title" @click="retry(index)">{{ index + 1 }}</div>
</section>
</template>
</section>
</body>
<script>
var _hmt = _hmt || [];
(function () {
var hm = document.createElement("script");
hm.src = "https://hm.baidu.com/hm.js?1f12b0865d866ae1b93514870d93ce89";
var s = document.getElementsByTagName("script")[0];
s.parentNode.insertBefore(hm, s);
})();
</script>
<!--vue 前端框架-->
<script src="https://cdn.bootcss.com/vue/2.6.10/vue.min.js"></script>
<script src="./aes-decryptor.js"></script>
<script>
// script注入
new Vue({
el: '#m-app',
data() {
return {
url: '', // 在线链接
tips: 'm3u8 视频在线提取工具', // 顶部提示
downloading: false, // 是否下载中
beginTime: '', // 开始下载的时间
errorNum: 0, // 错误数
finishNum: 0, // 已下载数
downloadIndex: 0, // 当前下载片段
finishList: [], // 下载完成项目
tsUrlList: [], // ts URL数组
mediaFileList: [], // 下载的媒体数组
aesConf: { // AES 视频解密配置
method: '', // 加密算法
uri: '', // key 所在文件路径
iv: '', // 偏移值
key: '', // 秘钥
decryptor: null, // 解码器对象
stringToBuffer: function (str) {
let val = ''
for (let i = 0; i < str.length; i++) {
if (val === '') {
val = str.charCodeAt(i).toString(16)
} else {
val += ',' + str.charCodeAt(i).toString(16)
}
}
// 将16进制转化为ArrayBuffer
return new Uint8Array(val.match(/[\da-f]{2}/gi).map(function (h) {
return parseInt(h, 16)
})).buffer
},
},
}
},
created() {
this.getSource();
window.addEventListener('keyup', this.onKeyup)
},
beforeDestroy() {
window.removeEventListener('keyup', this.onKeyup)
},
methods: {
// 获取链接中携带的资源链接
getSource() {
let { href } = location
if (href.indexOf('?source=')) {
this.url = href.split('?source=')[1]
}
},
// 退出弹窗
onKeyup(event) {
if (event.keyCode === 13) { // 键入ESC
this.getM3U8()
}
},
// ajax 请求
ajax(options) {
options = options || {};
let xhr = new XMLHttpRequest();
if (options.type === 'file') {
xhr.responseType = 'arraybuffer';
}
xhr.onreadystatechange = function () {
if (xhr.readyState === 4) {
let status = xhr.status;
if (status >= 200 && status < 300) {
options.success && options.success(xhr.response);
} else {
options.fail && options.fail(status);
}
}
};
xhr.open("GET", options.url, true);
xhr.send(null);
},
// 合成URL
applyURL(targetURL, baseURL) {
baseURL = baseURL || location.href
if (targetURL.indexOf('http') === 0) {
return targetURL
} else if (targetURL[0] === '/') {
let domain = baseURL.split('/')
return domain[0] + '//' + domain[2] + targetURL
} else {
let domain = baseURL.split('/')
domain.pop()
return domain.join('/') + '/' + targetURL
}
},
// 获取在线文件
getM3U8() {
if (!this.url) {
alert('请输入链接')
return
} else if (this.url.toLowerCase().indexOf('m3u8') === -1) {
alert('链接有误，请重新输入')
return
} else if (this.downloading) {
alert('资源下载中，请稍后')
return
}
this.downloading = true
this.tips = 'm3u8 文件下载中，请稍后'
this.beginTime = new Date()
this.ajax({
url: this.url,
success: (m3u8Str) => {
this.tsUrlList = []
// 提取 ts 视频片段地址
m3u8Str.split('\n').forEach((item, index) => {
if (item.toLowerCase().indexOf('.ts') > -1) {
this.tsUrlList.push(this.applyURL(item, this.url))
this.finishList.push({
title: item,
status: ''
})
}
})
// 检测视频 AES 加密
if (m3u8Str.indexOf('#EXT-X-KEY') > -1) {
this.aesConf.method = (m3u8Str.match(/(.*METHOD=([^,]+))/) || ['', '', ''])[2]
this.aesConf.uri = (m3u8Str.match(/(.*URI="([^"]+))"/) || ['', '', ''])[2]
this.aesConf.iv = (m3u8Str.match(/(.*IV=([^,]+))/) || ['', '', ''])[2]
this.aesConf.iv = this.aesConf.iv ? this.aesConf.stringToBuffer(this.aesConf.iv) : ''
this.aesConf.uri = this.applyURL(this.aesConf.uri, this.url)
// let params = m3u8Str.match(/#EXT-X-KEY:([^,]*,?METHOD=([^,]+))?([^,]*,?URI="([^,]+)")?([^,]*,?IV=([^,^\n]+))?/)
// this.aesConf.method = params[2]
// this.aesConf.uri = this.applyURL(params[4], this.url)
// this.aesConf.iv = params[6] ? this.aesConf.stringToBuffer(params[6]) : ''
this.getAES();
} else if (this.tsUrlList.length > 0) { // 如果视频没加密，则直接下载片段，否则先下载秘钥
this.downloadTS()
} else {
this.alertError('资源为空，请查看链接是否有效')
}
},
fail: () => {
this.alertError('链接不正确，请查看链接是否有效')
}
})
},
// 获取AES配置
getAES() {
this.ajax({
url: this.aesConf.uri,
success: (key) => {
this.aesConf.key = this.aesConf.stringToBuffer(key)
this.aesConf.decryptor = new AESDecryptor()
this.aesConf.decryptor.constructor()
this.aesConf.decryptor.expandKey(this.aesConf.key);
this.downloadTS()
},
fail: () => {
this.alertError('AES 配置不正确')
}
})
},
// ts 片段的 AES 解码
aesDecrypt(data, index) {
let iv = this.aesConf.iv || new Uint8Array([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, index])
return this.aesConf.decryptor.decrypt(data, 0, iv.buffer, true)
},
// 下载分片
downloadTS() {
this.tips = 'ts 视频碎片下载中，请稍后'
let download = () => {
let index = this.downloadIndex
this.downloadIndex++
if (this.finishList[index] && this.finishList[index].status === '') {
this.ajax({
url: this.tsUrlList[index],
type: 'file',
success: (file) => {
this.mediaFileList[index] = this.aesConf.uri ? this.aesDecrypt(file, index) : file // 判断文件是否需要解密
this.finishList[index].status = 'finish'
this.finishNum++
if (this.finishNum === this.tsUrlList.length) {
this.downloadFile(this.mediaFileList, this.formatTime(this.beginTime, 'YYYY_MM_DD hh_mm_ss'), 'ts')
} else if (this.downloadIndex < this.tsUrlList.length) {
download()
}
},
fail: () => {
this.errorNum++
this.finishList[index].status = 'error'
if (this.downloadIndex < this.tsUrlList.length) {
download()
}
}
})
} else if (this.downloadIndex < this.tsUrlList.length) { // 跳过已经成功的片段
download()
}
}
// 建立多少个 ajax 线程
for (let i = 0; i < 10; i++) {
download(i)
}
},
// 重新下载某个片段
retry(index) {
if (this.finishList[index].status === 'error') {
this.finishList[index].status = ''
this.ajax({
url: this.tsUrlList[index],
type: 'file',
success: (file) => {
this.errorNum--
this.mediaFileList[index] = this.aesConf.uri ? this.aesDecrypt(file, index) : file
this.finishList[index].status = 'finish'
this.finishNum++
if (this.finishNum === this.tsUrlList.length) {
this.downloadFile(this.mediaFileList, this.formatTime(this.beginTime, 'YYYY_MM_DD hh_mm_ss'), 'ts')
}
},
fail: () => {
this.finishList[index].status = 'error'
}
})
}
},
// 重新下载所有错误片段
retryAll() {
this.finishList.forEach((item) => { // 重置所有片段状态
if (item.status === 'error') {
item.status = ''
}
})
this.errorNum = 0
this.downloadIndex = 0
this.downloadTS()
},
// 下载整合后的TS文件
downloadFile(fileDataList, fileName, fileType) {
this.tips = 'ts 碎片整合中，请留意浏览器下载'
const fileBlob = new Blob(fileDataList, { type: 'video/MP2T' }) // 创建一个Blob对象，并设置文件的 MIME 类型
const a = document.createElement('a')
a.download = fileName + '.' + fileType
a.href = URL.createObjectURL(fileBlob)
a.style.display = 'none'
document.body.appendChild(a)
a.click()
a.remove()
},
// 格式化时间
formatTime(date, formatStr) {
const formatType = {
Y: date.getFullYear(),
M: date.getMonth() + 1,
D: date.getDate(),
h: date.getHours(),
m: date.getMinutes(),
s: date.getSeconds(),
}
return formatStr.replace(
/Y+|M+|D+|h+|m+|s+/g,
target => (new Array(target.length).join('0') + formatType[target[0]]).substr(-target.length)
)
},
// 强制下载现有片段
forceDownload() {
if (this.mediaFileList.length) {
this.downloadFile(this.mediaFileList, this.formatTime(this.beginTime, 'YYYY_MM_DD hh_mm_ss'), 'ts')
} else {
alert('当前无已下载片段')
}
},
// 发生错误，进行提示
alertError(tips) {
alert(tips)
this.downloading = false
this.tips = 'm3u8 视频在线提取工具';
},
// 拷贝本页面本身，解决跨域问题
copyCode() {
if (this.tips !== '代码下载中，请稍后' && this.tips !== '复制成功，打开视频网页控制台，注入本代码') {
this.tips = '代码下载中，请稍后';
this.ajax({
url: './index.html',
success: (fileStr) => {
let fileList = fileStr.split(`<!--vue 前端框架--\>`);
let dom = fileList[0];
let script = fileList[1] + fileList[2];
script = script.split('// script注入');
script = script[1] + script[2];
if (this.url) {
script = script.replace(`url: '', // 在线链接`, `url: '${this.url}',`);
}
let codeStr = `
// 注入html
let $section = document.createElement('section')
$section.innerHTML = \`${dom}\`
$section.style.width = '100%'
$section.style.height = '800px'
$section.style.top = '0'
$section.style.left = '0'
$section.style.zIndex = '9999'
$section.style.backgroundColor = 'white'
document.body.appendChild($section);
// 加载 vue
let $vue = document.createElement('script')
$vue.src = 'https://cdn.bootcss.com/vue/2.6.10/vue.min.js'
// 监听 vue 加载完成，执行业务代码
$vue.addEventListener('load', () => {${script}})
document.body.appendChild($vue);
alert('注入成功，请滚动到页面底部')
`;
this.copyToClipboard(codeStr);
this.tips = '复制成功，打开视频网页控制台，注入本代码';
},
fail: () => {
this.alertError('链接不正确，请查看链接是否有效');
},
})
}
},
// 拷贝剪切板
copyToClipboard(content) {
clearTimeout(this.timeouter)
if (!document.queryCommandSupported('copy')) {
return false
}
let $input = document.createElement('textarea')
$input.style.opacity = '0'
$input.value = content
document.body.appendChild($input)
$input.select()
const result = document.execCommand('copy')
document.body.removeChild($input)
$input = null
return result
},
}
})
// script注入
</script>
</html>