AbstractRestrictionContainer.php

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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\Core\Database\Query\Restriction;
 
use ‪TYPO3\CMS\Core\Database\Query\Expression\CompositeExpression;
use ‪TYPO3\CMS\Core\Database\Query\Expression\ExpressionBuilder;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
abstract class ‪AbstractRestrictionContainer implements ‪QueryRestrictionContainerInterface
{
    protected ‪$restrictions = [];
 
    protected ‪$enforcedRestrictions = [];
 
    public function ‪buildExpression(array $queriedTables, ‪ExpressionBuilder $expressionBuilder): ‪CompositeExpression
    {
        $constraints = [];
        foreach ($this->restrictions as $restriction) {
            $constraints[] = $restriction->buildExpression($queriedTables, $expressionBuilder);
        }
        return $expressionBuilder->‪and(...$constraints);
    }
 
    public function ‪removeAll(): ‪QueryRestrictionContainerInterface
    {
        $this->restrictions = ‪$this->enforcedRestrictions;
        return $this;
    }
 
    public function ‪removeByType(string $restrictionType): ‪QueryRestrictionContainerInterface
    {
        foreach ($this->restrictions as $type => $instance) {
            if ($instance instanceof $restrictionType) {
                unset($this->restrictions[$type]);
                break;
            }
        }
 
        foreach ($this->enforcedRestrictions as $type => $instance) {
            if ($instance instanceof $restrictionType) {
                unset($this->enforcedRestrictions[$type]);
                break;
            }
        }
 
        return $this;
    }
 
    public function ‪add(‪QueryRestrictionInterface $restriction): ‪QueryRestrictionContainerInterface
    {
        $this->restrictions[get_class($restriction)] = $restriction;
        if ($restriction instanceof ‪EnforceableQueryRestrictionInterface && $restriction->isEnforced()) {
            $this->enforcedRestrictions[get_class($restriction)] = $restriction;
        }
        return $this;
    }
 
    protected function ‪createRestriction($restrictionClass): ‪QueryRestrictionInterface
    {
        return GeneralUtility::makeInstance($restrictionClass);
    }
}