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<?php
declare(strict_types=1);
/*
* 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!
*/
namespace TYPO3\CMS\Form\Service;
use TYPO3\CMS\Core\Database\Connection;
use TYPO3\CMS\Core\Database\ConnectionPool;
use TYPO3\CMS\Core\Resource\ResourceFactory;
use TYPO3\CMS\Core\Utility\GeneralUtility;
/**
* This class is subjected to change.
* **Do NOT subclass**
*
* Scope: frontend / backend
* @internal
*/
class DatabaseService
{
/**
* Returns an array with all sys_refindex database rows which be
* connected to a formDefinition identified by $persistenceIdentifier
*
* @throws \InvalidArgumentException
* @internal
*/
public function getReferencesByPersistenceIdentifier(string $persistenceIdentifier): array
{
if (empty($persistenceIdentifier)) {
throw new \InvalidArgumentException('$persistenceIdentifier must not be empty.', 1472238493);
}
$resourceFactory = GeneralUtility::makeInstance(ResourceFactory::class);
$file = $resourceFactory->retrieveFileOrFolderObject($persistenceIdentifier);
if ($file === null) {
return [];
}
$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('sys_refindex');
return $queryBuilder
->select('*')
->from('sys_refindex')
->where(
$queryBuilder->expr()->eq('softref_key', $queryBuilder->createNamedParameter('formPersistenceIdentifier')),
$queryBuilder->expr()->or(
$queryBuilder->expr()->eq('ref_string', $queryBuilder->createNamedParameter($persistenceIdentifier)),
$queryBuilder->expr()->eq('ref_uid', $queryBuilder->createNamedParameter($file->getUid(), Connection::PARAM_INT))
)
)
->executeQuery()
->fetchAllAssociative();
}
/**
* Returns an array with all form definition persistenceIdentifiers
* as keys and their reference counts as values.
*
* @internal
*/
public function getAllReferencesForPersistenceIdentifier(): array
{
$items = [];
foreach ($this->getAllReferences('ref_string') as $item) {
$items[$item['identifier']] = $item['items'];
}
return $items;
}
/**
* Returns an array with all form definition file uids as keys
* and their reference counts as values.
*
* @internal
*/
public function getAllReferencesForFileUid(): array
{
$items = [];
foreach ($this->getAllReferences('ref_uid') as $item) {
$items[$item['identifier']] = $item['items'];
}
return $items;
}
/**
* @throws \InvalidArgumentException
*/
protected function getAllReferences(string $column): array
{
if ($column !== 'ref_string' && $column !== 'ref_uid') {
throw new \InvalidArgumentException('$column must not be "ref_string" or "ref_uid".', 1535406600);
}
$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('sys_refindex');
$constraints = [
$queryBuilder->expr()->eq('softref_key', $queryBuilder->createNamedParameter('formPersistenceIdentifier')),
];
if ($column === 'ref_string') {
$constraints[] = $queryBuilder->expr()->neq('ref_string', $queryBuilder->createNamedParameter(''));
} else {
$constraints[] = $queryBuilder->expr()->gt('ref_uid', $queryBuilder->createNamedParameter(0, Connection::PARAM_INT));
}
return $queryBuilder
->select($column . ' AS identifier')
->addSelectLiteral('COUNT(' . $queryBuilder->quoteIdentifier($column) . ') AS ' . $queryBuilder->quoteIdentifier('items'))
->from('sys_refindex')
->where(...$constraints)
->groupBy($column)
->executeQuery()
->fetchAllAssociative();
}
}