teddit/app.js
2020-12-05 15:46:28 +01:00

107 lines
2.8 KiB
JavaScript

const config = require('./config')
global.client_id_b64 = Buffer.from(`${config.reddit_app_id}:`).toString('base64')
global.reddit_access_token = null
global.reddit_refresh_token = null
const pug = require('pug')
const path = require('path')
const compression = require('compression')
const express = require('express')
const cookieParser = require('cookie-parser')
const r = require('redis')
const redis = r.createClient()
const helmet = require('helmet')
const bodyParser = require('body-parser')
const fetch = require('node-fetch')
const fs = require('fs')
const app = express()
const request = require('postman-request')
const commons = require('./inc/commons.js')(request, fs)
const dlAndSave = require('./inc/downloadAndSave.js')(commons)
if(!config.https_enabled && config.redirect_http_to_https) {
console.error(`Cannot redirect HTTP=>HTTPS while "https_enabled" is false.`)
}
let https = null
if(config.https_enabled) {
const privateKey = fs.readFileSync(`${config.cert_dir}/privkey.pem`, 'utf8')
const certificate = fs.readFileSync(`${config.cert_dir}/cert.pem`, 'utf8')
const ca = fs.readFileSync(`${config.cert_dir}/chain.pem`, 'utf8')
const credentials = {
key: privateKey,
cert: certificate,
ca: ca
}
https = require('https').Server(credentials, app)
global.protocol = 'https://'
} else {
global.protocol = 'http://'
}
const http = require('http').Server(app)
if(config.redirect_www) {
app.use((req, res, next) => {
if(req.headers.host) {
if(req.headers.host.slice(0, 4) === 'www.') {
let newhost = req.headers.host.slice(4)
return res.redirect(301, `${req.protocol}://${newhost}${req.originalUrl}`)
}
}
next()
})
}
if(config.use_helmet && config.https_enabled) {
app.use(helmet())
if(config.use_helmet_hsts) {
app.use(helmet.hsts({ maxAge: 31536000, preload: true }))
}
}
if(config.use_compression) {
app.use(compression())
}
app.use(cookieParser())
if(config.use_view_cache) {
app.set('view cache', true)
}
if(config.trust_proxy) {
app.set('trust proxy', config.trust_proxy_address)
}
app.use(bodyParser.urlencoded({ extended: true }))
app.use(bodyParser.json())
app.use(express.static(`${__dirname}/dist`))
app.set('views', './views')
app.set('view engine', 'pug')
if(config.redirect_http_to_https) {
app.use((req, res, next) => {
if(req.secure)
next()
else
res.redirect(`https://${req.headers.host}${req.url}`)
})
}
const redditAPI = require('./inc/initRedditApi.js')(fetch)
require('./routes')(app, redis, fetch, redditAPI)
redis.on('error', (error) => {
if(error) {
console.error(`Redis error: ${error}`)
}
})
if(config.https_enabled) {
https.listen(config.ssl_port, '::', () => console.log(`Teddit running on https://${config.domain}`))
}
http.listen(config.nonssl_port, '::', () => console.log(`Teddit running on http://${config.domain}`))