if(req.query.currentPosition) {
   console.log("[DEBUG] My current position: " + req.query.currentPosition);
   var maxRadius = 10;
   var coordinates = req.query.currentPosition.split(",");
   var latitude = parseFloat(coordinates[0]);
   var longitude = parseFloat(coordinates[1]);
   var point = new Parse.GeoPoint({latitude: latitude, longitude: longitude});
   query.withinKilometers("coordinates", point, maxRadius);
}
return query.find({});