Kickoff labs from node.js

application.js

const models = require('../models');
const http = require('http');
const querystring = require('querystring');

exports.index = function(req, res, next){
  console.log("isAdmin: ", req.session["isAdmin"]);
  res.render('application/index', {
    auth: req.getAuthDetails(),
    session: req.session
  });
};

exports.login = function(req, res, next){
  res.render('application/login');
};

exports.betaSignup = function(req, res, next){
  var email = req.body.email;

  models.User.where('email', email, function(err, users){
    if (err){
      console.error(500);
      return res.send(500);
    }

    // Invoke kickofflabs.com REST api for registering a user
    // 1799 is the Fiinom API key for kickofflabs.
    if (users.length){
      var postdata = querystring.stringify({
        'email' : email,
        'social_id' : '',
        'skipAR' : '0'
      });

      var options = {
        host: 'api.kickofflabs.com',
        port: 80,
        path: '/v1/1799/subscribe',
        method: 'POST',
        headers: {
          'Content-Type': 'application/x-www-form-urlencoded',
          'Content-Length': postdata.length
        } 
      }

      var req = http.request(options, function(res){
        console.log('--- kickofflabs api call --')
        console.log('postdata: ' + postdata);
        console.log('STATUS: ' + res.statusCode);
        res.setEncoding('utf8');
        res.on('data', function(chunk){
          console.log('BODY: '+ chunk);
        });
      });

      req.write(postdata);
      req.end();

    }

    if (users.length){
      console.log("email %j already exists", email);
      res.render('application/betasignupthanks');
    }
    else{
      models.User.create({email:email}).save(function(err, user){
        if (err){
          console.error(500);
          return res.send(500);
        }
        res.render('application/betasignupthanks');
      });
    }
  });
};