TypoScriptReferenceController.php

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<?php
 
/*
 * 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\T3editor\Controller;
 
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use ‪TYPO3\CMS\Core\Http\JsonResponse;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪TypoScriptReferenceController
{
    protected ‪$xmlDoc;
 
    public function ‪loadReference(ServerRequestInterface $request): ResponseInterface
    {
        // Load the TSref XML information:
        $this->‪loadFile(GeneralUtility::getFileAbsFileName('EXT:t3editor/Resources/Private/tsref.xml'));
        return new ‪JsonResponse($this->‪getTypes());
    }
 
    protected function ‪loadFile($filepath)
    {
        // Disables the functionality to allow external entities to be loaded when parsing the XML, must be kept
        $previousValueOfEntityLoader = null;
        if (PHP_MAJOR_VERSION < 8) {
            $previousValueOfEntityLoader = libxml_disable_entity_loader();
        }
        $this->xmlDoc = new \DOMDocument('1.0', 'utf-8');
        $this->xmlDoc->loadXML(file_get_contents($filepath));
        if (PHP_MAJOR_VERSION < 8) {
            libxml_disable_entity_loader($previousValueOfEntityLoader);
        }
        // @TODO: oliver@typo3.org: I guess this is not required here
        $this->xmlDoc->saveXML();
    }
 
    protected function ‪getTypes(): array
    {
        $types = $this->xmlDoc->getElementsByTagName('type');
        $typeArr = [];
        foreach ($types as $type) {
            $typeId = $type->getAttribute('id');
            $typeName = $type->getAttribute('name');
            if (!$typeName) {
                $typeName = $typeId;
            }
            $properties = $type->getElementsByTagName('property');
            $propArr = [];
            foreach ($properties as $property) {
                $p = [];
                $p['name'] = $property->getAttribute('name');
                $p['type'] = $property->getAttribute('type');
                $propArr[$property->getAttribute('name')] = $p;
            }
            $typeArr[$typeId] = [];
            $typeArr[$typeId]['properties'] = $propArr;
            $typeArr[$typeId]['name'] = $typeName;
            if ($type->hasAttribute('extends')) {
                $typeArr[$typeId]['extends'] = $type->getAttribute('extends');
            }
        }
        return $typeArr;
    }
}