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1.2 KiB
PHP

<?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\Schema;
/**
* A relation from another field / schema.
*
* Examples:
* - A table "tx_myextension_author" has a passive relation FROM the table "tx_books" and its field "authors".
* - A TCA table of type inline has a passthrough field in the child table, and that's a PASSIVE relation FROM the
* parent table.
*/
final readonly class PassiveRelation
{
public function __construct(
private string $fromTable,
private ?string $fromField,
private ?string $flexPointer,
) {}
public function fromTable(): string
{
return $this->fromTable;
}
public function fromField(): ?string
{
return $this->fromField;
}
public static function __set_state(array $state): self
{
return new self(...$state);
}
}