index.js

/*jshint node:true */

var request = require('request')
var express = require('express')
var app = express()

app.get('/get', function (req, res) {
  if (!req.query.url) {
    res.status(400).send('Bad Request: no url provided')
    return
  }

  request(decodeURIComponent(req.query.url), function (err, resp, body) {
    if (err) {
      res.status(400).send('Bad Request: ' + err)
      return
    }

    if (resp.statusCode != 200) {
      res.status(400).send('Bad Request: response status code was not 200')
      return
    }

    res.status(200).send(body)
  })
})

app.use(express.static('pub'))

var server = app.listen(3000, function () {
  var host = server.address().address
  var port = server.address().port

  console.log('Running at http://%s:%s', host, port)
})