9.5/_category_based_file_collection_8php_source.html

<?php

namespace ‪TYPO3\CMS\Core\Resource\Collection;


/*

 * 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\Database\ConnectionPool;

use ‪TYPO3\CMS\Core\Resource\ResourceFactory;

use ‪TYPO3\CMS\Core\Utility\GeneralUtility;


class ‪CategoryBasedFileCollection extends ‪AbstractFileCollection

{

    protected static ‪$storageTableName = 'sys_file_collection';


    protected static ‪$type = 'categories';


    protected static ‪$itemsCriteriaField = 'category';


    protected ‪$itemTableName = 'sys_category';


    public function ‪loadContents()

    {

        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('sys_category');

        $queryBuilder->getRestrictions()->removeAll();

        $statement = $queryBuilder->select('sys_file_metadata.file')

            ->from('sys_category')

            ->join(

                'sys_category',

                'sys_category_record_mm',

                'sys_category_record_mm',

                $queryBuilder->expr()->eq(

                    'sys_category_record_mm.uid_local',

                    $queryBuilder->quoteIdentifier('sys_category.uid')

                )

            )

            ->join(

                'sys_category_record_mm',

                'sys_file_metadata',

                'sys_file_metadata',

                $queryBuilder->expr()->eq(

                    'sys_category_record_mm.uid_foreign',

                    $queryBuilder->quoteIdentifier('sys_file_metadata.uid')

                )

            )

            ->where(

                $queryBuilder->expr()->eq(

                    'sys_category.uid',

                    $queryBuilder->createNamedParameter($this->getItemsCriteria(), \PDO::PARAM_INT)

                ),

                $queryBuilder->expr()->eq(

                    'sys_category_record_mm.tablenames',

                    $queryBuilder->createNamedParameter('sys_file_metadata', \PDO::PARAM_STR)

                )

            )

            ->execute();

        $resourceFactory = ‪ResourceFactory::getInstance();

        while ($record = $statement->fetch()) {

            $this->‪add($resourceFactory->getFileObject((int)$record['file']));

        }

    }

}