GeoNames PHP API to Resolve Location

/* Resolve city from long/lat data using GeoNames API. Example uses the demo account, a live site would need an API key. */
public function resolveCity($lat, $lng)
{
   $url = "http://api.geonames.org/findNearbyPlaceNameJSON?lat=" . $lat . "&lng=" . $lng . "&username=demo";

   // make the HTTP request
   $data = @file_get_contents($url);

   $jsondata = json_decode($data,true);


   // Grab the location
   $location = $jsondata['geonames'][0]['name'];


   // Return the location
   return $location;
}