app.js

// See https://github.com/mozilla/i18n-abide
// const ejs = require('ejs')
const express = require('express')
const http = require('http')
const i18n = require('i18n-abide')
const path = require('path')

const config = require('../config.json')
const host = config.host
const port = +process.env.PORT || config.port

const app = express()

app.set('port', port)
app.set('views', path.join(__dirname, 'views'))
app.set('view engine', 'ejs')

app.use(i18n.abide({
  supported_languages: ['de', 'en', 'fr'],
  default_lang: 'fr',
  translation_directory: 'app/i18n'
}))

app.get('/', function (req, res) {
  console.log(req.headers['accept-language'])
  res.render('index.ejs', {
    title: req.gettext('Hello world')
  })
})

// development only
function errorHandler(err, req, res, next) {
  res.status(500)
  res.render('error', { error: err })
}
if (app.get('env') === 'development') {
  app.use(errorHandler)
}

http.createServer(app).listen(port, host, function () {
  console.log('Node runtime: ' + process.versions.node + ' (' + process.arch + ')')
  console.log('Module search path: ' + (process.env.NODE_PATH || '(none)'))
  console.log('Server listening on port ' + port)
})