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<?php |
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/** |
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* Workflow library. |
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* |
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* @package workflow |
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* @author David Molineus <[email protected]> |
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* @copyright 2014-2017 netzmacht David Molineus |
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* @license LGPL 3.0 https://github.com/netzmacht/workflow |
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* @filesource |
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*/ |
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declare(strict_types=1); |
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namespace Netzmacht\Workflow\Handler; |
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use Netzmacht\Workflow\Data\EntityRepository; |
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use Netzmacht\Workflow\Data\StateRepository; |
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use Netzmacht\Workflow\Exception\WorkflowException; |
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use Netzmacht\Workflow\Flow\Item; |
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use Netzmacht\Workflow\Flow\State; |
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use Netzmacht\Workflow\Flow\Workflow; |
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use Netzmacht\Workflow\Transaction\TransactionHandler; |
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/** |
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* Class RepositoryBasedTransitionHandler handles the transition to another step in the workflow. |
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* |
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* It uses an collection repository approach to store entities. |
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* |
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* @package Netzmacht\Workflow |
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*/ |
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class RepositoryBasedTransitionHandler extends AbstractTransitionHandler |
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{ |
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/** |
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* The entity repository. |
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* |
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* @var EntityRepository |
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*/ |
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private $entityRepository; |
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/** |
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* The state repository. |
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* |
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* @var StateRepository |
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*/ |
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private $stateRepository; |
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/** |
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* Construct. |
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* |
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* @param Item $item The item. |
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* @param Workflow $workflow The current workflow. |
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* @param string|null $transitionName The transition to be handled. |
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* @param EntityRepository $entityRepository EntityRepository which stores changes. |
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* @param StateRepository $stateRepository StateRepository which stores new states. |
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* @param TransactionHandler $transactionHandler TransactionHandler take care of transactions. |
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* |
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* @throws WorkflowException If invalid transition name is given. |
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*/ |
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public function __construct( |
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Item $item, |
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Workflow $workflow, |
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string $transitionName = null, |
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EntityRepository $entityRepository, |
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StateRepository $stateRepository, |
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TransactionHandler $transactionHandler |
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) { |
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parent::__construct($item, $workflow, $transitionName, $transactionHandler); |
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$this->entityRepository = $entityRepository; |
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$this->stateRepository = $stateRepository; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @throws \Exception If something went wrong during action execution. |
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*/ |
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public function transit(): State |
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{ |
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$this->guardValidated(); |
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$this->transactionHandler->begin(); |
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try { |
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$state = $this->executeTransition(); |
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$this->stateRepository->add($state); |
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$this->entityRepository->add($this->getItem()->getEntity()); |
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} catch (\Exception $e) { |
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$this->transactionHandler->rollback(); |
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throw $e; |
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} |
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$this->transactionHandler->commit(); |
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return $state; |
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} |
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} |
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netzmacht /
workflow
