ProcessedFileRepository.php

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<?php
namespace TYPO3\CMS\Core\Resource;
use \TYPO3\CMS\Core\Utility;

class ProcessedFileRepository extends AbstractRepository {

    protected $objectType = 'TYPO3\\CMS\\Core\\Resource\\ProcessedFile';

    protected $table = 'sys_file_processedfile';

    protected $resourceFactory;

    protected $databaseConnection;

    public function __construct() {
        $this->resourceFactory = Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Resource\\ResourceFactory');
        $this->databaseConnection = $GLOBALS['TYPO3_DB'];
    }

    public function createNewProcessedFileObject(FileInterface $originalFile, $taskType, array $configuration) {
        return Utility\GeneralUtility::makeInstance(
            $this->objectType,
            $originalFile,
            $taskType,
            $configuration
        );
    }

    protected function createDomainObject(array $databaseRow) {
        $originalFile = $this->resourceFactory->getFileObject((int)$databaseRow['original']);
        $originalFile->setStorage($this->resourceFactory->getStorageObject($originalFile->getProperty('storage')));
        $taskType = $databaseRow['task_type'];
        $configuration = unserialize($databaseRow['configuration']);

        return Utility\GeneralUtility::makeInstance(
            $this->objectType,
            $originalFile,
            $taskType,
            $configuration,
            $databaseRow
        );
    }

    public function findByStorageAndIdentifier(ResourceStorage $storage, $identifier) {
        $processedFileObject = NULL;
        if ($storage->hasFile($identifier)) {
            $databaseRow = $this->databaseConnection->exec_SELECTgetSingleRow(
                '*',
                $this->table,
                'storage = ' . (int)$storage->getUid() .
                ' AND identifier = ' . $this->databaseConnection->fullQuoteStr($identifier, $this->table)
            );
            if ($databaseRow) {
                $processedFileObject = $this->createDomainObject($databaseRow);
            }
        }
        return $processedFileObject;
    }
    public function add($processedFile) {
        if ($processedFile->isPersisted()) {
            $this->update($processedFile);
        } else {
            $insertFields = $processedFile->toArray();
            $insertFields['crdate'] = $insertFields['tstamp'] = time();
            $insertFields = $this->cleanUnavailableColumns($insertFields);
            $this->databaseConnection->exec_INSERTquery($this->table, $insertFields);
            $uid = $this->databaseConnection->sql_insert_id();
            $processedFile->updateProperties(array('uid' => $uid));
        }
    }

    public function update($processedFile) {
        if ($processedFile->isPersisted()) {
            $uid = (int)$processedFile->getUid();
            $updateFields = $this->cleanUnavailableColumns($processedFile->toArray());
            $updateFields['tstamp'] = time();
            $this->databaseConnection->exec_UPDATEquery($this->table, 'uid=' . (int)$uid, $updateFields);
        }
    }

    public function findOneByOriginalFileAndTaskTypeAndConfiguration(FileInterface $file, $taskType, array $configuration) {
        $databaseRow = $this->databaseConnection->exec_SELECTgetSingleRow(
            '*',
            $this->table,
            'original=' . (int)$file->getUid() .
                ' AND task_type=' . $this->databaseConnection->fullQuoteStr($taskType, $this->table) .
                ' AND configurationsha1=' . $this->databaseConnection->fullQuoteStr(sha1(serialize($configuration)), $this->table)
        );

        if (is_array($databaseRow)) {
            $processedFile = $this->createDomainObject($databaseRow);
        } else {
            $processedFile = $this->createNewProcessedFileObject($file, $taskType, $configuration);
        }
        return $processedFile;
    }

    public function findAllByOriginalFile(FileInterface $file) {
        if (!$file instanceof File) {
            throw new \InvalidArgumentException('Parameter is no File object but got type "'
                . (is_object($file) ? get_class($file) : gettype($file)) . '"', 1382006142);
        }
        $whereClause = 'original=' . (int)$file->getUid();
        $rows = $this->databaseConnection->exec_SELECTgetRows('*', $this->table, $whereClause);

        $itemList = array();
        if ($rows !== NULL) {
            foreach ($rows as $row) {
                $itemList[] = $this->createDomainObject($row);
            }
        }
        return $itemList;
    }

    public function removeAll($storageUid = NULL) {
        $res = $this->databaseConnection->exec_SELECTquery('*', $this->table, 'identifier <> \'\'');
        $logger = $this->getLogger();
        $errorCount = 0;
        while ($row = $this->databaseConnection->sql_fetch_assoc($res)) {
            if ($storageUid && (int)$storageUid !== (int)$row['storage']) {
                continue;
            }
            try {
                $file = $this->createDomainObject($row);
                $file->getStorage()->setEvaluatePermissions(FALSE);
                $file->delete(TRUE);
            } catch (\Exception $e) {
                $logger->error(
                    'Failed to delete file "' . $row['identifier'] . '" in storage uid ' . $row['storage'] . '.',
                    array(
                        'exception' => $e
                    )
                );
                ++$errorCount;
            }
        }

        $this->databaseConnection->exec_TRUNCATEquery($this->table);

        return $errorCount;
    }


    protected function cleanUnavailableColumns(array $data) {
        return array_intersect_key($data, $this->databaseConnection->admin_get_fields($this->table));
    }

    protected function getLogger() {
        return Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Log\\LogManager')->getLogger(__CLASS__);
    }

}