static function factory(EntityManager $em, $uuid, $allowCache = false)
{
if (!Util\UUID::validate($uuid)) {
throw new \Exception('Invalid UUID: \'' . $uuid . '\'');
}
if (!self::$cache) {
self::$cache = $em->getConfiguration()->getQueryCacheImpl();
}
if ($allowCache && self::$cache && self::$cache->contains($uuid)) {
// used hydrated cache result
return self::$cache->fetch($uuid);
}
$dql = 'SELECT a, p
FROM Volkszaehler\\Model\\Entity a
LEFT JOIN a.properties p
WHERE a.uuid = :uuid';
$q = $em->createQuery($dql)->setParameter('uuid', $uuid);
try {
$entity = $q->getSingleResult();
if ($allowCache && self::$cache) {
self::$cache->save($uuid, $entity, Util\Configuration::read('cache.ttl'));
}
return $entity;
} catch (\Doctrine\ORM\NoResultException $e) {
throw new \Exception('No entity found with UUID: \'' . $uuid . '\'');
}
}
/**
* Get entity
*
* @param string $identifier
*/
public function get($uuid = NULL)
{
if (isset($uuid)) {
// single entity
if (!Util\UUID::validate($uuid)) {
throw new \Exception('Invalid UUID: \'' . $uuid . '\'');
}
$dql = 'SELECT a, p
FROM Volkszaehler\\Model\\Entity a
LEFT JOIN a.properties p
WHERE a.uuid = :uuid';
$q = $this->em->createQuery($dql);
$q->setParameter('uuid', $uuid);
try {
return $q->getSingleResult();
} catch (\Doctrine\ORM\NoResultException $e) {
throw new \Exception('No entity found with UUID: \'' . $uuid . '\'', 404);
}
} else {
// public entities
return array('entities' => $this->filter(array('public' => TRUE)));
}
}
