AbstractDriver.php

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<?php
namespace ‪TYPO3\CMS\Core\Resource\Driver;
 
/*
 * 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 ‪TYPO3\CMS\Core\Utility\PathUtility;
 
abstract class ‪AbstractDriver implements ‪DriverInterface
{
    /*******************
     * CAPABILITIES
     *******************/
    protected ‪$capabilities = 0;
 
    protected ‪$storageUid;
 
    protected ‪$supportedHashAlgorithms = [];
 
    protected ‪$configuration = [];
 
    public function ‪__construct(array ‪$configuration = [])
    {
        $this->configuration = ‪$configuration;
    }
 
    protected function ‪isValidFilename($fileName)
    {
        if (strpos($fileName, '/') !== false) {
            return false;
        }
        if (!preg_match('/^[\\pL\\d[:blank:]._-]*$/u', $fileName)) {
            return false;
        }
        return true;
    }
 
    public function ‪setStorageUid(‪$storageUid)
    {
        $this->storageUid = ‪$storageUid;
    }
 
    public function ‪getCapabilities()
    {
        return ‪$this->capabilities;
    }
 
    public function ‪hasCapability($capability)
    {
        return ($this->capabilities & $capability) == $capability;
    }
 
    /*******************
     * FILE FUNCTIONS
     *******************/
 
    protected function ‪getTemporaryPathForFile($fileIdentifier)
    {
        return \TYPO3\CMS\Core\Utility\GeneralUtility::tempnam('fal-tempfile-', '.' . ‪PathUtility::pathinfo($fileIdentifier, PATHINFO_EXTENSION));
    }
 
    public function ‪hashIdentifier($identifier)
    {
        $identifier = $this->‪canonicalizeAndCheckFileIdentifier($identifier);
        return sha1($identifier);
    }
 
    public function ‪sanitizeFileName($fileName, $charset = '')
    {
        return $fileName;
    }
 
    public function ‪isCaseSensitiveFileSystem()
    {
        if (isset($this->configuration['caseSensitive'])) {
            return (bool)$this->configuration['caseSensitive'];
        }
        return true;
    }
 
    abstract protected function ‪canonicalizeAndCheckFilePath($filePath);
 
    abstract protected function ‪canonicalizeAndCheckFileIdentifier($fileIdentifier);
 
    abstract protected function ‪canonicalizeAndCheckFolderIdentifier($folderIdentifier);
}