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<?php |
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namespace JobQueue\Domain\Task; |
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use Psr\Log\LoggerAwareInterface; |
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use Psr\Log\LoggerAwareTrait; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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use Symfony\Component\EventDispatcher\EventSubscriberInterface; |
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final class TaskHandler implements EventSubscriberInterface, LoggerAwareInterface |
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{ |
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use LoggerAwareTrait; |
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/** |
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* |
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* @var Queue |
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*/ |
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private $queue; |
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/** |
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* |
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* @var EventDispatcherInterface |
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*/ |
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private $eventDispatcher; |
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/** |
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* @param Queue $queue |
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* @param EventDispatcherInterface $eventDispatcher |
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*/ |
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public function __construct(Queue $queue, EventDispatcherInterface $eventDispatcher) |
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{ |
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$this->queue = $queue; |
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$this->eventDispatcher = $eventDispatcher; |
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} |
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/** |
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* |
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* @return array |
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*/ |
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public static function getSubscribedEvents(): array |
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{ |
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return [ |
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TaskWasFetched::NAME => [ |
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['onTaskFetchedConfigureJob', 100], |
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['onTaskFetchedExecuteJob', -100], |
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], |
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TaskWasExecuted::NAME => 'onTaskExecuted', |
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TaskHasFailed::NAME => 'onTaskFailed', |
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]; |
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} |
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/** |
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* |
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* @param TaskWasFetched $event |
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*/ |
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public function onTaskFetchedConfigureJob(TaskWasFetched $event) |
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{ |
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$task = $event->getTask(); |
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$job = $task->getJob(); |
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// Configure the job |
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if ($this->logger) { |
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$job->setLogger($this->logger); |
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} |
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} |
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/** |
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* |
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* @param TaskWasFetched $event |
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*/ |
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public function onTaskFetchedExecuteJob(TaskWasFetched $event) |
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{ |
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$task = $event->getTask(); |
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$job = $task->getJob(); |
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try { |
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// Execute the job |
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$job->setUp($task); |
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$job->perform($task); |
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$job->tearDown($task); |
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$this->eventDispatcher->dispatch(TaskWasExecuted::NAME, new TaskWasExecuted($task)); |
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} catch (\Exception $e) { |
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$this->eventDispatcher->dispatch(TaskHasFailed::NAME, new TaskHasFailed($task)); |
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if ($this->logger) { |
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$this->logger->error($e->getMessage(), [ |
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'file' => $e->getFile(), |
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'line' => $e->getLine(), |
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]); |
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} |
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} |
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} |
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/** |
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* |
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* @param TaskWasExecuted $event |
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*/ |
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public function onTaskExecuted(TaskWasExecuted $event) |
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{ |
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$this->queue->updateStatus($event->getTask(), new Status(Status::FINISHED)); |
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} |
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/** |
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* |
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* @param TaskHasFailed $event |
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*/ |
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public function onTaskFailed(TaskHasFailed $event) |
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{ |
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$this->queue->updateStatus($event->getTask(), new Status(Status::FAILED)); |
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} |
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} |
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bricev /
JobQueue
