google geocoding

var http = require('httpsync')
  , fs = require('fs');
  
var getLocation = function (address, callback) {
  var url, req, res, results, location;
  url = 'http://maps.googleapis.com/maps/api/geocode/json?address='+address+'&sensor=false';    
  req = http.get(url);
  res = req.end();
  if(JSON.parse(res.data).status === 'OK') {
    results = JSON.parse(res.data).results[0];
    location = results.geometry.location;
    callback(location);
  } else if (JSON.parse(res.data).status === 'OVER_QUERY_LIMIT'){
    //setTimeout( function(){ getLocation(address, callback);}, 3000);
  }
};

var json =fs.readFileSync('public/data/farms.json');
var farms = JSON.parse(json.toString()).farms;
farms.forEach(function (d, i) {
  if(d.address.match(/號/) && i < 200 ) {
    getLocation(d.address.replace(/ /g,''), function(location) {
      d.location = location;
      console.log(JSON.stringify(d)+',');
    });
  }
});