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Merge pull request #491 from lizhenyuls/master
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新增eapi算法
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@Binaryify
Binaryify authored May 16, 2019
2 parents eeae3a8 + e92e802 commit 848b372
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Showing 5 changed files with 116 additions and 16 deletions.
6 changes: 3 additions & 3 deletions docs/README.md
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Expand Up @@ -241,7 +241,7 @@ $ sudo docker run -d -p 3000:3000 netease-music-api
!> 文档可能会有缓存 , 如果文档版本和 github 上的版本不一致,请清除缓存再查看

!> 由于网易限制,此项目在国外服务器上使用会受到限制,如需解决 , 可使用大陆服务器或者使用代理 , 感谢 [@hiyangguo](https://github.com/hiyangguo)提出的[解决方法](https://github.com/Binaryify/NeteaseCloudMusicApi/issues/29#issuecomment-298358438):
在 'util.js' 的 'headers' 处增加 `X-Real-IP':'211.161.244.70' // 任意国内 IP`
在 '/util/request.js' 的 'headers' 处增加 `X-Real-IP':'211.161.244.70' // 任意国内 IP`
即可解决

### 登录
Expand Down Expand Up @@ -558,9 +558,9 @@ tags:歌单tag

`offset`: 偏移数量 , 用于分页 , 如 :( 评论页数 -1)\*20, 其中 20 为 limit 的值

**接口地址 :** `/act/hot`
**接口地址 :** `/hot/topic`

**调用例子 :** `/act/hot?limit=30&offset=30`
**调用例子 :** `/hot/topic?limit=30&offset=30`

### 心动模式/智能播放
说明 : 调用此接口 , 可获取心动模式/智能播放列表
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19 changes: 14 additions & 5 deletions docs/index.html
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Expand Up @@ -10,6 +10,13 @@
<meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
<meta name="referrer" content="never">
<link rel="stylesheet" href="//unpkg.com/docsify/lib/themes/vue.css">
<script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
<script>
(adsbygoogle = window.adsbygoogle || []).push({
google_ad_client: "ca-pub-5159844745975514",
enable_page_level_ads: true
});
</script>
</head>
<body>
<div id="app"></div>
Expand All @@ -27,11 +34,13 @@
navigator.serviceWorker.register('sw.js')
}
</script>
<script async src="//pagead2.googlesyndication.com/pagead/js/adsbygoogle.js"></script>
<!-- Global site tag (gtag.js) - Google Analytics -->
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-139996012-1"></script>
<script>
(adsbygoogle = window.adsbygoogle || []).push({
google_ad_client: "ca-pub-5159844745975514",
enable_page_level_ads: true
});
window.dataLayer = window.dataLayer || [];
function gtag(){dataLayer.push(arguments);}
gtag('js', new Date());

gtag('config', 'UA-139996012-1');
</script>
</html>
14 changes: 14 additions & 0 deletions module/batch.js
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@@ -0,0 +1,14 @@
module.exports = (query, request) => {
const data = {
"e_r": true
};
Object.keys(query).forEach(i => {
if (/^\/api\//.test(i)) {
data[i] = query[i]
}
})
return request(
'POST', `http://music.163.com/eapi/batch`, data,
{crypto: 'eapi', proxy: query.proxy, url: '/api/batch', cookie: query.cookie}
)
};
18 changes: 17 additions & 1 deletion util/crypto.js
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Expand Up @@ -4,6 +4,7 @@ const presetKey = Buffer.from('0CoJUm6Qyw8W8jud')
const linuxapiKey = Buffer.from('rFgB&h#%2?^eDg:Q')
const base62 = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789'
const publicKey = '-----BEGIN PUBLIC KEY-----\nMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDgtQn2JZ34ZC28NWYpAUd98iZ37BUrX/aKzmFbt7clFSs6sXqHauqKWqdtLkF2KexO40H1YTX8z2lSgBBOAxLsvaklV8k4cBFK9snQXE9/DDaFt6Rr7iVZMldczhC0JNgTz+SHXT6CBHuX3e9SdB1Ua44oncaTWz7OBGLbCiK45wIDAQAB\n-----END PUBLIC KEY-----'
const eapiKey = 'e82ckenh8dichen8'

const aesEncrypt = (buffer, mode, key, iv) => {
const cipher = crypto.createCipheriv('aes-128-' + mode, key, iv)
Expand Down Expand Up @@ -31,4 +32,19 @@ const linuxapi = (object) => {
}
}

module.exports = {weapi, linuxapi}
const eapi = (url, object) => {
const text = typeof object === 'object' ? JSON.stringify(object) : object;
const message = `nobody${url}use${text}md5forencrypt`
const digest = crypto.createHash('md5').update(message).digest('hex')
const data = `${url}-36cd479b6b5-${text}-36cd479b6b5-${digest}`
return {
params: aesEncrypt(Buffer.from(data), 'ecb', eapiKey, '').toString('hex').toUpperCase()
}
}

const decrypt = cipherBuffer => {
const decipher = crypto.createDecipheriv('aes-128-ecb',eapiKey,'')
return Buffer.concat([decipher.update(cipherBuffer), decipher.final()])
}

module.exports = {weapi, linuxapi, eapi, decrypt}
75 changes: 68 additions & 7 deletions util/request.js
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Expand Up @@ -2,6 +2,7 @@ const encrypt = require('./crypto')
const request = require('request')
const queryString = require('querystring')
const PacProxyAgent = require('pac-proxy-agent')
const zlib = require('zlib')

// request.debug = true // 开启可看到更详细信息

Expand All @@ -25,16 +26,16 @@ const chooseUserAgent = ua => {
let index = 0
if (typeof ua == 'undefined')
index = Math.floor(Math.random() * userAgentList.length)
else if (ua == 'mobile') index = Math.floor(Math.random() * 7)
else if (ua == 'pc') index = Math.floor(Math.random() * 5) + 8
else if (ua === 'mobile') index = Math.floor(Math.random() * 7)
else if (ua === 'pc') index = Math.floor(Math.random() * 5) + 8
else return ua
return userAgentList[index]
}

const createRequest = (method, url, data, options) => {
return new Promise((resolve, reject) => {
let headers = { 'User-Agent': chooseUserAgent(options.ua) }
if (method.toUpperCase() == 'POST')
if (method.toUpperCase() === 'POST')
headers['Content-Type'] = 'application/x-www-form-urlencoded'
if (url.includes('music.163.com'))
headers['Referer'] = 'https://music.163.com'
Expand All @@ -51,12 +52,12 @@ const createRequest = (method, url, data, options) => {
.join('; ')
else if (options.cookie) headers['Cookie'] = options.cookie

if (options.crypto == 'weapi') {
if (options.crypto === 'weapi') {
let csrfToken = (headers['Cookie'] || '').match(/_csrf=([^(;|$)]+)/)
data.csrf_token = csrfToken ? csrfToken[1] : ''
data = encrypt.weapi(data)
url = url.replace(/\w*api/, 'weapi')
} else if (options.crypto == 'linuxapi') {
} else if (options.crypto === 'linuxapi') {
data = encrypt.linuxapi({
method: method,
url: url.replace(/\w*api/, 'api'),
Expand All @@ -65,6 +66,35 @@ const createRequest = (method, url, data, options) => {
headers['User-Agent'] =
'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.90 Safari/537.36'
url = 'https://music.163.com/api/linux/forward'
} else if (options.crypto === 'eapi') {
const cookie = options.cookie || {};
const csrfToken = cookie['__csrf'] || ''
const header = {
"osver": cookie.osver, //系统版本
"deviceId": cookie.deviceId, //encrypt.base64.encode(imei + '\t02:00:00:00:00:00\t5106025eb79a5247\t70ffbaac7')
"appver": cookie.appver || "6.1.1", // app版本
"versioncode": cookie.versioncode || "140", //版本号
"mobilename": cookie.mobilename, //设备model
"buildver": cookie.buildver || Date.now().toString().substr(0, 10),
"resolution": cookie.resolution || "1920x1080", //设备分辨率
"__csrf": csrfToken,
"os": cookie.os || 'android',
"channel": cookie.channel,
"requestId":`${Date.now()}_${Math.floor(Math.random() * 1000).toString().padStart(4, '0')}`
}
if (cookie.MUSIC_U) header["MUSIC_U"] = cookie.MUSIC_U
if (cookie.MUSIC_A) header["MUSIC_A"] = cookie.MUSIC_A
headers['Cookie'] = Object.keys(header)
.map(
key =>
encodeURIComponent(key) +
'=' +
encodeURIComponent(header[key])
)
.join('; ')
data.header = header
data = encrypt.eapi(options.url, data)
url = url.replace(/\w*api/,'eapi')
}

const answer = { status: 500, body: {}, cookie: [] }
Expand All @@ -75,6 +105,8 @@ const createRequest = (method, url, data, options) => {
body: queryString.stringify(data)
}

if (options.crypto === 'eapi') settings.encoding = null

if (/\.pac$/i.test(options.proxy)) {
settings.agent = new PacProxyAgent(options.proxy)
} else {
Expand All @@ -93,12 +125,41 @@ const createRequest = (method, url, data, options) => {
x.replace(/\s*Domain=[^(;|$)]+;*/, '')
)
try {
answer.body = JSON.parse(body)
answer.status = answer.body.code || res.statusCode
if (options.crypto === 'eapi') {

zlib.unzip(body, function (err, buffer) {
const _buffer = err ? body : buffer
try {
try{
answer.body = JSON.parse(encrypt.decrypt(_buffer).toString())
answer.status = answer.body.code || res.statusCode
} catch(e){
answer.body = JSON.parse(_buffer.toString())
answer.status = res.statusCode
}
} catch (e) {
answer.body = _buffer.toString()
answer.status = res.statusCode
}
answer.status =
100 < answer.status && answer.status < 600 ? answer.status : 400
if (answer.status === 200) resolve(answer)
else reject(answer)
});
return false

} else {

answer.body = JSON.parse(body)
answer.status = answer.body.code || res.statusCode

}

} catch (e) {
answer.body = body
answer.status = res.statusCode
}

answer.status =
100 < answer.status && answer.status < 600 ? answer.status : 400
if (answer.status == 200) resolve(answer)
Expand Down

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