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<?php |
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/* |
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* This file is part of the moss-storage package |
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* |
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* (c) Michal Wachowski <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Moss\Storage\Query; |
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use Doctrine\DBAL\Connection; |
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use Moss\Storage\Model\ModelInterface; |
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use Moss\Storage\Query\Accessor\AccessorInterface; |
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use Moss\Storage\Query\EventDispatcher\EventDispatcherInterface; |
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use Moss\Storage\Query\Relation\RelationFactoryInterface; |
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/** |
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* Query used to read one entity from table |
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* |
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* @author Michal Wachowski <[email protected]> |
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* @package Moss\Storage |
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*/ |
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class ReadOneQuery extends ReadQuery |
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{ |
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/** |
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* Constructor |
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* |
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* @param Connection $connection |
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* @param ModelInterface $model |
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* @param RelationFactoryInterface $factory |
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* @param AccessorInterface $accessor |
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* @param EventDispatcherInterface $dispatcher |
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*/ |
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public function __construct(Connection $connection, ModelInterface $model, RelationFactoryInterface $factory, AccessorInterface $accessor, EventDispatcherInterface $dispatcher) |
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{ |
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parent::__construct($connection, $model, $factory, $accessor, $dispatcher); |
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$this->limit(1); |
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} |
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/** |
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* Executes query |
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* After execution query is reset |
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* |
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* @return mixed |
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* @throws QueryException |
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*/ |
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public function execute() |
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{ |
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$this->dispatcher->fire(ReadQuery::EVENT_BEFORE); |
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$stmt = $this->executeQuery(); |
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$result = $this->model->entity() ? $this->fetchAsObject($stmt) : $this->fetchAsAssoc($stmt); |
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if (!count($result)) { |
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throw new QueryException(sprintf('Result out of range or does not exists for "%s"', $this->model->entity())); |
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} |
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$this->dispatcher->fire(ReadQuery::EVENT_AFTER); |
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$result = array_slice($result, 0, 1, false); |
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foreach ($this->relations as $relation) { |
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$result = $relation->read($result); |
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} |
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return $result[0]; |
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} |
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/** |
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* Resets adapter |
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* |
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* @return $this |
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*/ |
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public function reset() |
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{ |
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parent::reset(); |
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$this->limit(1); |
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return $this; |
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} |
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} |
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mossphp /
moss-storage
