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<?php |
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/* |
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* This file is part of the TYPO3 CMS project. |
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* |
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* It is free software; you can redistribute it and/or modify it under |
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* the terms of the GNU General Public License, either version 2 |
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* of the License, or any later version. |
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* |
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* For the full copyright and license information, please read the |
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* LICENSE.txt file that was distributed with this source code. |
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* |
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* The TYPO3 project - inspiring people to share! |
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*/ |
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namespace TYPO3\CMS\Core\Resource\Service; |
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use TYPO3\CMS\Core\Context\Context; |
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use TYPO3\CMS\Core\Context\FileProcessingAspect; |
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use TYPO3\CMS\Core\Locking\ResourceMutex; |
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use TYPO3\CMS\Core\Resource\Exception\FileAlreadyProcessedException; |
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use TYPO3\CMS\Core\Resource\ProcessedFile; |
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use TYPO3\CMS\Core\Resource\ProcessedFileRepository; |
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/** |
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* Disables deferred processing and actually processes a preprocessed processed file |
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*/ |
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class ImageProcessingService |
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{ |
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/** |
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* @var ProcessedFileRepository |
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*/ |
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private $processedFileRepository; |
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/** |
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* @var Context |
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*/ |
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private $context; |
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/** |
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* @var ResourceMutex |
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*/ |
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private $locker; |
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public function __construct( |
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ProcessedFileRepository $processedFileRepository, |
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Context $context, |
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ResourceMutex $locker |
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) { |
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$this->processedFileRepository = $processedFileRepository; |
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$this->context = $context; |
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$this->locker = $locker; |
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} |
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public function process(int $processedFileId): ProcessedFile |
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{ |
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/** @var ProcessedFile $processedFile */ |
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$processedFile = $this->processedFileRepository->findByUid($processedFileId); |
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try { |
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$this->validateProcessedFile($processedFile); |
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$this->locker->acquireLock(self::class, $processedFileId); |
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// Fetch the processed file again, as it might have been processed by another process while waiting for the lock |
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$processedFile = $this->processedFileRepository->findByUid($processedFileId); |
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$this->validateProcessedFile($processedFile); |
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$this->context->setAspect('fileProcessing', new FileProcessingAspect(false)); |
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$processedFile = $processedFile->getOriginalFile()->process( |
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$processedFile->getTaskIdentifier(), |
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$processedFile->getProcessingConfiguration() |
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); |
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$this->validateProcessedFile($processedFile); |
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} catch (FileAlreadyProcessedException $e) { |
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$processedFile = $e->getProcessedFile(); |
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} finally { |
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$this->locker->releaseLock(self::class); |
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} |
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return $processedFile; |
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} |
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/** |
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* Check whether a processed file was already processed |
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* |
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* @param ProcessedFile $processedFile |
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* @throws FileAlreadyProcessedException |
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*/ |
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private function validateProcessedFile(ProcessedFile $processedFile): void |
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{ |
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if ($processedFile->isProcessed()) { |
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throw new FileAlreadyProcessedException($processedFile, 1599395651); |
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} |
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} |
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} |
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TYPO3 /
TYPO3.CMS
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