StorageRepository.php

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<?php
namespace ‪TYPO3\CMS\Core\Resource;
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
use Psr\Log\LoggerAwareInterface;
use Psr\Log\LoggerAwareTrait;
use ‪TYPO3\CMS\Core\Configuration\FlexForm\FlexFormTools;
use ‪TYPO3\CMS\Core\Core\Environment;
use ‪TYPO3\CMS\Core\Database\ConnectionPool;
use ‪TYPO3\CMS\Core\Database\Query\Restriction\FrontendRestrictionContainer;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪StorageRepository extends ‪AbstractRepository implements LoggerAwareInterface
{
    use LoggerAwareTrait;
 
    protected ‪$storageRowCache;
 
    protected ‪$objectType = ResourceStorage::class;
 
    protected ‪$table = 'sys_file_storage';
 
    protected ‪$typeField = 'driver';
 
    protected ‪$driverField = 'driver';
 
    public function ‪findByUid($uid)
    {
        $this->‪initializeLocalCache();
        if (isset($this->storageRowCache[$uid])) {
            return $this->factory->getStorageObject($uid, $this->storageRowCache[$uid]);
        }
        return null;
    }
 
    public function ‪fetchRowByUid(int $uid): array
    {
        $this->‪initializeLocalCache();
        if (!isset($this->storageRowCache[$uid])) {
            throw new \InvalidArgumentException(sprintf('No storage found with uid "%d".', $uid), 1599235454);
        }
 
        return $this->storageRowCache[$uid];
    }
 
    protected function ‪initializeLocalCache()
    {
        if ($this->storageRowCache === null) {
            $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)
                ->getQueryBuilderForTable($this->table);
 
            if ($this->‪getEnvironmentMode() === 'FE') {
                $queryBuilder->setRestrictions(GeneralUtility::makeInstance(FrontendRestrictionContainer::class));
            }
 
            $result = $queryBuilder
                ->select('*')
                ->from($this->table)
                ->orderBy('name')
                ->execute();
 
            $this->storageRowCache = [];
            while ($row = $result->fetch()) {
                if (!empty($row['uid'])) {
                    $this->storageRowCache[$row['uid']] = $row;
                }
            }
 
            // if no storage is created before or the user has not access to a storage
            // $this->storageRowCache would have the value array()
            // so check if there is any record. If no record is found, create the fileadmin/ storage
            // selecting just one row is enough
 
            if ($this->storageRowCache === []) {
                $connection = GeneralUtility::makeInstance(ConnectionPool::class)
                    ->getConnectionForTable($this->table);
 
                $storageObjectsCount = $connection->count('uid', $this->table, []);
 
                if ($storageObjectsCount === 0) {
                    if ($this->‪createLocalStorage(
                        'fileadmin/ (auto-created)',
                        ‪$GLOBALS['TYPO3_CONF_VARS']['BE']['fileadminDir'],
                        'relative',
                        'This is the local fileadmin/ directory. This storage mount has been created automatically by TYPO3.',
                        true
                    ) > 0) {
                        // reset to null to force reloading of storages
                        $this->storageRowCache = null;
                        // call self for initialize Cache
                        $this->‪initializeLocalCache();
                    }
                }
            }
        }
    }
 
    public function ‪findByStorageType($storageType)
    {
        $this->‪initializeLocalCache();
 
        $driverRegistry = GeneralUtility::makeInstance(Driver\DriverRegistry::class);
 
        $storageObjects = [];
        foreach ($this->storageRowCache as $storageRow) {
            if ($storageRow['driver'] !== $storageType) {
                continue;
            }
            if ($driverRegistry->driverExists($storageRow['driver'])) {
                $storageObjects[] = $this->factory->getStorageObject($storageRow['uid'], $storageRow);
            } else {
                $this->logger->warning(
                    sprintf('Could not instantiate storage "%s" because of missing driver.', [$storageRow['name']]),
                    $storageRow
                );
            }
        }
        return $storageObjects;
    }
 
    public function ‪findAll()
    {
        $this->‪initializeLocalCache();
 
        $driverRegistry = GeneralUtility::makeInstance(Driver\DriverRegistry::class);
 
        $storageObjects = [];
        foreach ($this->storageRowCache as $storageRow) {
            if ($driverRegistry->driverExists($storageRow['driver'])) {
                $storageObjects[] = $this->factory->getStorageObject($storageRow['uid'], $storageRow);
            } else {
                $this->logger->warning(
                    sprintf('Could not instantiate storage "%s" because of missing driver.', [$storageRow['name']]),
                    $storageRow
                );
            }
        }
        return $storageObjects;
    }
 
    public function ‪createLocalStorage($name, $basePath, $pathType, $description = '', $default = false)
    {
        $caseSensitive = $this->‪testCaseSensitivity($pathType === 'relative' ? ‪Environment::getPublicPath() . '/' . $basePath : $basePath);
        // create the FlexForm for the driver configuration
        $flexFormData = [
            'data' => [
                'sDEF' => [
                    'lDEF' => [
                        'basePath' => ['vDEF' => rtrim($basePath, '/') . '/'],
                        'pathType' => ['vDEF' => $pathType],
                        'caseSensitive' => ['vDEF' => $caseSensitive]
                    ]
                ]
            ]
        ];
 
        $flexObj = GeneralUtility::makeInstance(FlexFormTools::class);
        $flexFormXml = $flexObj->flexArray2Xml($flexFormData, true);
 
        // create the record
        $field_values = [
            'pid' => 0,
            'tstamp' => ‪$GLOBALS['EXEC_TIME'],
            'crdate' => ‪$GLOBALS['EXEC_TIME'],
            'name' => $name,
            'description' => $description,
            'driver' => 'Local',
            'configuration' => $flexFormXml,
            'is_online' => 1,
            'is_browsable' => 1,
            'is_public' => 1,
            'is_writable' => 1,
            'is_default' => $default ? 1 : 0
        ];
 
        $dbConnection = GeneralUtility::makeInstance(ConnectionPool::class)
            ->getConnectionForTable($this->table);
        $dbConnection->insert($this->table, $field_values);
 
        // Flush local resourceStorage cache so the storage can be accessed during the same request right away
        $this->storageRowCache = null;
 
        return (int)$dbConnection->lastInsertId($this->table);
    }
 
    protected function ‪createDomainObject(array $databaseRow)
    {
        return $this->factory->getStorageObject($databaseRow['uid'], $databaseRow);
    }
 
    protected function ‪testCaseSensitivity($absolutePath)
    {
        $caseSensitive = true;
        $path = rtrim($absolutePath, '/') . '/aAbB';
        $testFileExists = @file_exists($path);
 
        // create test file
        if (!$testFileExists) {
            touch($path);
        }
 
        // do the actual sensitivity check
        if (@file_exists(strtoupper($path)) && @file_exists(strtolower($path))) {
            $caseSensitive = false;
        }
 
        // clean filesystem
        if (!$testFileExists) {
            unlink($path);
        }
 
        return $caseSensitive;
    }
}