mirror of
https://gitlab.com/Binaryify/neteasecloudmusicapi.git
synced 2025-05-23 22:37:41 +08:00
96 lines
2.8 KiB
JavaScript
96 lines
2.8 KiB
JavaScript
const express = require('express')
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const apicache = require('apicache')
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const path = require('path')
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const fs = require('fs')
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const app = express()
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let cache = apicache.middleware
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var npmview = require('npmview')
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npmview('NeteaseCloudMusicApi', function(err, version, moduleInfo) {
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if (err) {
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console.error(err)
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return
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}
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const package = require('./package.json')
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if (package.version < version) {
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console.log(
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'最新版:Version:' +
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version +
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',当前版本:' +
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package.version +
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',请及时更新'
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)
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}
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})
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// 跨域设置
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app.all('*', function(req, res, next) {
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if (req.path !== '/' && !req.path.includes('.')) {
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res.header('Access-Control-Allow-Credentials', true)
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// 这里获取 origin 请求头 而不是用 *
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res.header('Access-Control-Allow-Origin', req.headers['origin'] || '*')
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res.header('Access-Control-Allow-Headers', 'X-Requested-With')
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res.header('Access-Control-Allow-Methods', 'PUT,POST,GET,DELETE,OPTIONS')
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res.header('Content-Type', 'application/json;charset=utf-8')
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}
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next()
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})
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const onlyStatus200 = (req, res) => res.statusCode === 200
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app.use(cache('2 minutes', onlyStatus200))
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app.use(express.static(path.resolve(__dirname, 'public')))
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app.use(function(req, res, next) {
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const proxy = req.query.proxy
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if (proxy) {
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req.headers.cookie = req.headers.cookie + `__proxy__${proxy}`
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}
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next()
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})
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// 因为这几个文件对外所注册的路由 和 其他文件对外注册的路由规则不一样, 所以专门写个MAP对这些文件做特殊处理
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const UnusualRouteFileMap = {
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// key 为文件名, value 为对外注册的路由
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'daily_signin.js': '/daily_signin',
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'fm_trash.js': '/fm_trash',
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'personal_fm.js': '/personal_fm'
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}
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// 简化 路由 导出方式, 由这里统一对 router 目录中导出的路由做包装, 路由实际对应的文件只专注做它该做的事情, 不用重复写样板代码
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const { createWebAPIRequest, request } = require('./util/util')
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const Wrap = fn => (req, res) => fn(req, res, createWebAPIRequest, request)
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// 同步读取 router 目录中的js文件, 根据命名规则, 自动注册路由
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fs.readdirSync(path.resolve(__dirname, 'router'))
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.reverse()
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.forEach(file => {
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if (/\.js$/i.test(file) === false) {
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return
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}
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let route
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if (typeof UnusualRouteFileMap[file] !== 'undefined') {
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route = UnusualRouteFileMap[file]
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} else {
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route =
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'/' +
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file
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.replace(/\.js$/i, '')
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.replace(/_/g, '/')
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.replace(/[A-Z]/g, a => {
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return '/' + a.toLowerCase()
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})
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}
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app.use(route, Wrap(require('./router/' + file)))
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})
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const port = process.env.PORT || 3000
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app.listen(port, () => {
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console.log(`server running @ http://localhost:${port}`)
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})
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module.exports = app
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