const autoload = require('auto-load') const bodyParser = require('body-parser') const compression = require('compression') const cookieParser = require('cookie-parser') const cors = require('cors') const express = require('express') const favicon = require('serve-favicon') const http = require('http') const path = require('path') const session = require('express-session') const SessionRedisStore = require('connect-redis')(session) const { ApolloServer } = require('apollo-server-express') // const oauth2orize = require('oauth2orize') /* global WIKI */ module.exports = async () => { // ---------------------------------------- // Load core modules // ---------------------------------------- WIKI.auth = require('./core/auth').init() WIKI.lang = require('./core/localization').init() // ---------------------------------------- // Load middlewares // ---------------------------------------- var mw = autoload(path.join(WIKI.SERVERPATH, '/middlewares')) var ctrl = autoload(path.join(WIKI.SERVERPATH, '/controllers')) // ---------------------------------------- // Define Express App // ---------------------------------------- const app = express() WIKI.app = app app.use(compression()) // ---------------------------------------- // Security // ---------------------------------------- app.use(mw.security) app.use(cors(WIKI.config.cors)) app.options('*', cors(WIKI.config.cors)) app.enable('trust proxy') // ---------------------------------------- // Public Assets // ---------------------------------------- app.use(favicon(path.join(WIKI.ROOTPATH, 'assets', 'favicon.ico'))) app.use(express.static(path.join(WIKI.ROOTPATH, 'assets'), { index: false, maxAge: '7d' })) // ---------------------------------------- // OAuth2 Server // ---------------------------------------- // const OAuth2Server = oauth2orize.createServer() // ---------------------------------------- // Passport Authentication // ---------------------------------------- let sessionStore = new SessionRedisStore({ client: WIKI.redis }) app.use(cookieParser()) app.use(session({ name: 'wikijs.sid', store: sessionStore, secret: WIKI.config.sessionSecret, resave: false, saveUninitialized: false })) app.use(WIKI.auth.passport.initialize()) app.use(WIKI.auth.passport.session()) // ---------------------------------------- // SEO // ---------------------------------------- app.use(mw.seo) // ---------------------------------------- // View Engine Setup // ---------------------------------------- app.set('views', path.join(WIKI.SERVERPATH, 'views')) app.set('view engine', 'pug') app.use(bodyParser.json({ limit: '1mb' })) app.use(bodyParser.urlencoded({ extended: false, limit: '1mb' })) // ---------------------------------------- // Localization // ---------------------------------------- WIKI.lang.attachMiddleware(app) // ---------------------------------------- // View accessible data // ---------------------------------------- app.locals.basedir = WIKI.ROOTPATH app.locals._ = require('lodash') app.locals.moment = require('moment') app.locals.moment.locale(WIKI.config.lang.code) app.locals.config = WIKI.config // ---------------------------------------- // HMR (Dev Mode Only) // ---------------------------------------- if (global.DEV) { app.use(global.WP_DEV.devMiddleware) app.use(global.WP_DEV.hotMiddleware) } // ---------------------------------------- // Apollo Server (GraphQL) // ---------------------------------------- const graphqlSchema = require('./graph') const apolloServer = new ApolloServer({ ...graphqlSchema, context: ({ req, res }) => ({ req, res }) }) apolloServer.applyMiddleware({ app }) // ---------------------------------------- // Routing // ---------------------------------------- app.use('/', ctrl.auth) app.use('/', mw.auth, ctrl.common) // ---------------------------------------- // Error handling // ---------------------------------------- app.use((req, res, next) => { var err = new Error('Not Found') err.status = 404 next(err) }) app.use((err, req, res, next) => { res.status(err.status || 500) res.render('error', { message: err.message, error: WIKI.IS_DEBUG ? err : {} }) }) // ---------------------------------------- // HTTP server // ---------------------------------------- let srvConnections = {} WIKI.logger.info(`HTTP Server on port: [ ${WIKI.config.port} ]`) app.set('port', WIKI.config.port) WIKI.server = http.createServer(app) WIKI.server.listen(WIKI.config.port, WIKI.config.bindIP) WIKI.server.on('error', (error) => { if (error.syscall !== 'listen') { throw error } // handle specific listen errors with friendly messages switch (error.code) { case 'EACCES': WIKI.logger.error('Listening on port ' + WIKI.config.port + ' requires elevated privileges!') return process.exit(1) case 'EADDRINUSE': WIKI.logger.error('Port ' + WIKI.config.port + ' is already in use!') return process.exit(1) default: throw error } }) WIKI.server.on('connection', conn => { let key = `${conn.remoteAddress}:${conn.remotePort}` srvConnections[key] = conn conn.on('close', function() { delete srvConnections[key] }) }) WIKI.server.on('listening', () => { WIKI.logger.info('HTTP Server: [ RUNNING ]') }) WIKI.server.destroy = (cb) => { WIKI.server.close(cb) for (let key in srvConnections) { srvConnections[key].destroy() } } return true }