/**
* Creates a new WeatherStation
*
* @param string $name
* @param string $locality
* @param string $city
* @param string $country
* @return \Javiacei\WeatherGuyBundle\Entity\WeatherStation
*/
public function create($name, $locality, $city, GeocodingLocation $geoLocation, $country = self::DEFAULT_COUNTRY)
{
$address = $locality . " " . $city . ", " . $country;
$data = array('name' => $name, 'city' => $city, 'locality' => $locality, 'country' => $country, 'latitude' => $geoLocation->getLatitude(), 'longitude' => $geoLocation->getLongitude());
if ($geoLocation = $this->geocoding->getLocation($address)) {
$data = array_merge($data, array('latitude' => $geoLocation->getLatitude(), 'longitude' => $geoLocation->getLongitude()));
}
$weatherStation = new WeatherStation();
$weatherStation->fromArray($data);
return $weatherStation;
}
public function findClosestStation(GeocodingLocation $location, $distance)
{
$rsm = new ResultSetMapping();
$rsm->addEntityResult('JaviaceiWeatherGuyBundle:WeatherStation', 'ws');
$rsm->addScalarResult('id', 'id');
$query = $this->getEntityManager()->createNativeQuery(' SELECT ws.id as id, SQRT(
POW(69.1 * (ws.latitude - :latitude), 2) +
POW(69.1 * (:longitude - ws.longitude) * COS(ws.latitude / 57.3), 2)
) AS distance
FROM weather_guy_weather_station ws HAVING distance < :distance ORDER BY distance LIMIT 0,1;
', $rsm)->setParameters(array('latitude' => $location->getLatitude(), 'longitude' => $location->getLongitude(), 'distance' => $distance));
try {
$result = $query->getSingleResult();
} catch (\Doctrine\ORM\NoResultException $e) {
return null;
}
return $result;
}
