9.5/_simple_node_8php_source.html

<?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\Html;


class ‪SimpleNode

{

    // similar to https://developer.mozilla.org/en-US/docs/Web/API/Node/nodeType

    public const ‪TYPE_ELEMENT = 1;

    public const ‪TYPE_TEXT = 3;

    public const ‪TYPE_CDATA = 4;

    public const ‪TYPE_COMMENT = 8;


    protected ‪$type;


    protected ‪$index;


    protected ‪$string;


    public static function ‪fromString(int ‪$type, int ‪$index, string ‪$string): self

    {

        return new self(‪$type, ‪$index, ‪$string);

    }


    public function ‪__construct(int ‪$type, int ‪$index, string ‪$string)

    {

        $this->type = ‪$type;

        $this->index = ‪$index;

        $this->string = ‪$string;

    }


    public function ‪__toString(): string

    {

        return ‪$this->string;

    }


    public function ‪getType(): int

    {

        return ‪$this->type;

    }


    public function ‪getIndex(): int

    {

        return ‪$this->index;

    }


    public function ‪getElementName(): ?string

    {

        if ($this->‪getType() !== self::TYPE_ELEMENT) {

            return null;

        }

        if (!preg_match('#^<(?P<name>[a-z][a-z0-9-]*)\b#i', $this->string, $matches)) {

            return null;

        }

        return $matches['name'];

    }

}