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118 lines
3.4 KiB
118 lines
3.4 KiB
const fs = require('fs')
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const path = require('path')
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const express = require('express')
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const bodyParser = require('body-parser')
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const request = require('./util/request')
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const packageJSON = require('./package.json')
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const exec = require('child_process').exec
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const cache = require('./util/apicache').middleware
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const { cookieToJson } = require('./util/index')
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const fileUpload = require('express-fileupload')
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// version check
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exec('npm info NeteaseCloudMusicApi version', (err, stdout, stderr) => {
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if (!err) {
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let version = stdout.trim()
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if (packageJSON.version < version) {
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console.log(
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`最新版本: ${version}, 当前版本: ${packageJSON.version}, 请及时更新`,
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)
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}
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}
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})
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const app = express()
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// CORS & Preflight request
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app.use((req, res, next) => {
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if (req.path !== '/' && !req.path.includes('.')) {
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res.set({
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'Access-Control-Allow-Credentials': true,
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'Access-Control-Allow-Origin': req.headers.origin || '*',
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'Access-Control-Allow-Headers': 'X-Requested-With,Content-Type',
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'Access-Control-Allow-Methods': 'PUT,POST,GET,DELETE,OPTIONS',
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'Content-Type': 'application/json; charset=utf-8',
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})
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}
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req.method === 'OPTIONS' ? res.status(204).end() : next()
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})
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// cookie parser
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app.use((req, res, next) => {
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req.cookies = {}
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;(req.headers.cookie || '').split(/\s*;\s*/).forEach((pair) => {
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let crack = pair.indexOf('=')
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if (crack < 1 || crack == pair.length - 1) return
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req.cookies[
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decodeURIComponent(pair.slice(0, crack)).trim()
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] = decodeURIComponent(pair.slice(crack + 1)).trim()
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})
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next()
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})
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// body parser
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app.use(bodyParser.json())
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app.use(bodyParser.urlencoded({ extended: false }))
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app.use(fileUpload())
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// static
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app.use(express.static(path.join(__dirname, 'public')))
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// cache
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app.use(cache('2 minutes', (req, res) => res.statusCode === 200))
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// router
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const special = {
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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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fs.readdirSync(path.join(__dirname, 'module'))
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.reverse()
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.forEach((file) => {
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if (!file.endsWith('.js')) return
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let route =
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file in special
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? special[file]
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: '/' + file.replace(/\.js$/i, '').replace(/_/g, '/')
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let question = require(path.join(__dirname, 'module', file))
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app.use(route, (req, res) => {
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if (typeof req.query.cookie === 'string') {
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req.query.cookie = cookieToJson(req.query.cookie)
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}
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let query = Object.assign(
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{},
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{ cookie: req.cookies },
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req.query,
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req.body,
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req.files,
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)
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question(query, request)
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.then((answer) => {
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console.log('[OK]', decodeURIComponent(req.originalUrl))
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res.append('Set-Cookie', answer.cookie)
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res.status(answer.status).send(answer.body)
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})
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.catch((answer) => {
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console.log('[ERR]', decodeURIComponent(req.originalUrl), {
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status: answer.status,
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body: answer.body,
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})
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if (answer.body.code == '301') answer.body.msg = '需要登录'
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res.append('Set-Cookie', answer.cookie)
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res.status(answer.status).send(answer.body)
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})
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})
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})
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const port = process.env.PORT || 3000
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const host = process.env.HOST || ''
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app.server = app.listen(port, host, () => {
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console.log(`server running @ http://${host ? host : 'localhost'}:${port}`)
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})
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module.exports = app
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