LinktypeRegistry.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\Linkvalidator\Linktype;
 
class ‪LinktypeRegistry
{
    private array ‪$linktypes = [];
 
    public function ‪__construct(iterable ‪$linktypes)
    {
        foreach (‪$linktypes as $linktype) {
            if (!($linktype instanceof ‪LinktypeInterface)) {
                continue;
            }
 
            ‪$identifier = $linktype->getIdentifier();
            if (‪$identifier === '') {
                throw new \InvalidArgumentException('Identifier for linktype ' . get_class($linktype) . ' is empty.', 1644932383);
            }
            if (isset($this->linktypes[‪$identifier])) {
                throw new \InvalidArgumentException('Linktype identifier ' . ‪$identifier . ' is already registered.', 1644932384);
            }
 
            $this->linktypes[‪$identifier] = $linktype;
        }
    }
 
    public function ‪getLinktype(string ‪$identifier): ?‪LinktypeInterface
    {
        return $this->linktypes[‪$identifier] ?? null;
    }
 
    public function ‪getLinktypes(): array
    {
        return ‪$this->linktypes;
    }
 
    public function ‪getIdentifiers(): array
    {
        return array_keys($this->linktypes);
    }
}