RecordState.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\DataHandling\Model;
 
use ‪TYPO3\CMS\Core\Utility\MathUtility;
 
class ‪RecordState
{
    protected ‪$context;
 
    protected ‪$node;
 
    protected ‪$subject;
 
    protected ‪$languageLink;
 
    protected ‪$versionLink;
 
    public function ‪__construct(‪EntityContext ‪$context, ‪EntityPointer ‪$node, ‪EntityUidPointer ‪$subject)
    {
        $this->context = ‪$context;
        $this->node = ‪$node;
        $this->subject = ‪$subject;
    }
 
    public function ‪getContext(): ‪EntityContext
    {
        return ‪$this->context;
    }
 
    public function ‪getNode(): ‪EntityPointer
    {
        return ‪$this->node;
    }
 
    public function ‪getSubject(): ‪EntityUidPointer
    {
        return ‪$this->subject;
    }
 
    public function ‪getLanguageLink(): ?‪EntityPointerLink
    {
        return ‪$this->languageLink;
    }
 
    public function ‪withLanguageLink(?‪EntityPointerLink ‪$languageLink): self
    {
        if ($this->languageLink === ‪$languageLink) {
            return $this;
        }
        $target = clone $this;
        $target->languageLink = ‪$languageLink;
        return $target;
    }
 
    public function ‪getVersionLink(): ?‪EntityPointerLink
    {
        return ‪$this->versionLink;
    }
 
    public function ‪withVersionLink(?‪EntityPointerLink ‪$versionLink): self
    {
        if ($this->versionLink === ‪$versionLink) {
            return $this;
        }
        $target = clone $this;
        $target->versionLink = ‪$versionLink;
        return $target;
    }
 
    public function ‪isNew(): bool
    {
        return !‪MathUtility::canBeInterpretedAsInteger(
            $this->subject->getIdentifier()
        );
    }
 
    public function ‪resolveNodeIdentifier(): string
    {
        if ($this->subject->isNode()
            && $this->context->getLanguageId() > 0
            && $this->languageLink !== null
        ) {
            return $this->languageLink->getHead()->getSubject()->getIdentifier();
        }
        return $this->node->getIdentifier();
    }
 
    public function ‪resolveNodeAggregateIdentifier(): string
    {
        if ($this->subject->isNode()
            && $this->context->getLanguageId() > 0
            && $this->languageLink !== null
        ) {
            return $this->languageLink->getHead()->getSubject()->getIdentifier();
        }
        if ($this->subject->isNode() && $this->versionLink) {
            return $this->versionLink->getHead()->getSubject()->getIdentifier();
        }
        if ($this->subject->isNode()) {
            return $this->subject->getIdentifier();
        }
        return $this->node->getIdentifier();
    }
}