9.5/_abstract_driver_8php_source.html

<?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);

}