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<?php |
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namespace Ae\FeatureBundle\Entity; |
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use Doctrine\ORM\EntityManager; |
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use Doctrine\ORM\NoResultException; |
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/** |
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* @author Carlo Forghieri <[email protected]> |
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*/ |
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class FeatureManager |
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{ |
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/** |
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* @var EntityManager |
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*/ |
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protected $em; |
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public static function generateCacheKey($parentName, $name) |
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{ |
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return strtolower(sprintf('feature_%s_%s', $parentName, $name)); |
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} |
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/** |
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* @param EntityManager $em |
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*/ |
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public function __construct(EntityManager $em) |
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{ |
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$this->em = $em; |
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} |
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/** |
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* @param string $name Feature name |
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* @param string $parent Parent name |
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* |
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* @return Feature |
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*/ |
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public function find($name, $parent) |
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{ |
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return $this->em |
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->createQuery('SELECT f,p FROM AeFeatureBundle:Feature f JOIN f.parent p WHERE f.name = :name AND p.name = :parent') |
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->setParameters([ |
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'name' => $name, |
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'parent' => $parent, |
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]) |
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->useResultCache(true, 3600 * 24, self::generateCacheKey($parent, $name)) |
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->getSingleResult(); |
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} |
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/** |
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* @param string $name Feature name |
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* |
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* @return Feature |
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*/ |
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public function findParent($name) |
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{ |
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return $this->em |
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->createQuery('SELECT f FROM AeFeatureBundle:Feature f WHERE f.name = :name AND f.parent IS NULL') |
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->setParameter('name', $name) |
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->getSingleResult(); |
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} |
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/** |
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* @param string $name Feature name |
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* @param string $parent Parent name |
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* |
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* @return Feature |
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*/ |
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public function findOrCreate($name, $parent) |
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{ |
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try { |
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$feature = $this->find($name, $parent); |
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} catch (NoResultException $e) { |
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try { |
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$parent = $this->findParent($parent); |
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} catch (NoResultException $e) { |
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$parent = $this->create($parent); |
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} |
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$feature = $this->create($name, $parent); |
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$this->update($feature); |
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} |
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return $feature; |
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} |
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/** |
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* @param string $name Feature name |
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* @param Feature $parent Parent Feature |
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* |
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* @return Feature |
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*/ |
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public function create($name, Feature $parent = null) |
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{ |
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$feature = new Feature(); |
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$feature->setName($name); |
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if ($parent) { |
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$feature->setParent($parent); |
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} |
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return $feature; |
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} |
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/** |
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* @param Feature $feature |
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* @param bool $andFlush |
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*/ |
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public function update(Feature $feature, $andFlush = true) |
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{ |
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$this->em->persist($feature); |
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if ($andFlush) { |
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$this->em->flush(); |
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$this->emptyCache($feature->getName(), $feature->getParent()->getName()); |
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} |
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} |
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/** |
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* @todo Move cache logic to a separate class |
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* |
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* @param string $name |
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* @param string $parent |
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*/ |
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public function emptyCache($name, $parent) |
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{ |
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$cache = $this->em->getConfiguration()->getResultCacheImpl(); |
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$cache->delete(self::generateCacheKey($parent, $name)); |
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} |
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} |
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adespresso /
FeatureBundle
