api addresses

addresses.js

app.get(relativeRoute('/api/addresses'), function (req, res) {
  var island = req.param('island'),
    result = {};

  if (island) {
    Address.find({ island: island, existing_address: { $nin: ['', ' '] } }, function (err, addresses) {
      if (err) {
        console.log(err);
        res.send(404);
        return;
      }

      result['addresses'] = addresses;
      res.json(200, result);
    });
  }
  else {
    res.send(404);
  }
});