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<?php |
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/** |
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* ownCloud |
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* |
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* This file is licensed under the Affero General Public License version 3 or |
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* later. See the COPYING file. |
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* |
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* @author Alessandro Cosentino <[email protected]> |
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* @author Bernhard Posselt <[email protected]> |
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* @copyright Alessandro Cosentino 2012 |
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* @copyright Bernhard Posselt 2012, 2014 |
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*/ |
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namespace OCA\Music\AppFramework\BusinessLayer; |
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use \OCA\Music\Db\BaseMapper; |
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use \OCP\AppFramework\Db\DoesNotExistException; |
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use \OCP\AppFramework\Db\MultipleObjectsReturnedException; |
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abstract class BusinessLayer { |
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protected $mapper; |
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public function __construct(BaseMapper $mapper){ |
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$this->mapper = $mapper; |
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} |
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/** |
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* Delete an entity |
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* @param int $id the id of the entity |
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* @param string $userId the name of the user for security reasons |
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* @throws DoesNotExistException if the entity does not exist |
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* @throws MultipleObjectsReturnedException if more than one entity exists |
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*/ |
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public function delete($id, $userId){ |
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$entity = $this->find($id, $userId); |
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$this->mapper->delete($entity); |
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} |
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/** |
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* Deletes entities without specifying the owning user. |
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* This should never be called directly from the HTML API, but only in case |
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* we can actually trust the passed IDs (e.g. file deleted hook). |
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* @param array $ids the ids of the entities which should be deleted |
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*/ |
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public function deleteById($ids){ |
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$this->mapper->deleteById($ids); |
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} |
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/** |
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* Finds an entity by id |
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* @param int $id the id of the entity |
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* @param string $userId the name of the user for security reasons |
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* @throws DoesNotExistException if the entity does not exist |
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* @throws MultipleObjectsReturnedException if more than one entity exists |
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* @return Entity the entity |
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*/ |
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public function find($id, $userId){ |
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try { |
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return $this->mapper->find($id, $userId); |
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} catch(DoesNotExistException $ex){ |
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throw new BusinessLayerException($ex->getMessage()); |
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} catch(MultipleObjectsReturnedException $ex){ |
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throw new BusinessLayerException($ex->getMessage()); |
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} |
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} |
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/** |
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* Finds all entities |
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* @param string $userId the name of the user for security reasons |
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* @return array the entities |
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*/ |
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public function findAll($userId){ |
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return $this->mapper->findAll($userId); |
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} |
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/** |
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* Get the number of entities |
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* @param string $userId |
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*/ |
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public function count($userId){ |
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return $this->mapper->count($userId); |
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} |
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} |
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owncloud /
music
