9.5/backend_2_classes_2_view_helpers_2_module_link_view_helper_8php_source.html

<?php

declare(strict_types = 1);

namespace ‪TYPO3\CMS\Backend\ViewHelpers;


/*

 * 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!

 */


use ‪TYPO3\CMS\Backend\Routing\UriBuilder;

use ‪TYPO3\CMS\Core\Utility\ArrayUtility;

use ‪TYPO3\CMS\Core\Utility\GeneralUtility;

use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;

use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper;

use TYPO3Fluid\Fluid\Core\ViewHelper\Traits\CompileWithRenderStatic;


class ‪ModuleLinkViewHelper extends AbstractViewHelper

{

    use CompileWithRenderStatic;


    public function ‪initializeArguments()

    {

        $this->registerArgument('route', 'string', 'The route to link to', true);

        $this->registerArgument('arguments', 'array', 'Additional link arguments', false, []);

        $this->registerArgument('query', 'string', 'Additional link arguments as string');

        $this->registerArgument('currentUrlParameterName', 'string', 'Add current url as given parameter');

    }


    public static function ‪renderStatic(array $arguments, \Closure $renderChildrenClosure, RenderingContextInterface $renderingContext): string

    {

        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);

        $parameters = $arguments['arguments'];

        if ($arguments['query'] !== null) {

            ‪ArrayUtility::mergeRecursiveWithOverrule($parameters, GeneralUtility::explodeUrl2Array($arguments['query']));

        }

        if ($arguments['currentUrlParameterName'] !== null) {

            $parameters[$arguments['currentUrlParameterName']] = GeneralUtility::getIndpEnv('REQUEST_URI');

        }


        return (string)$uriBuilder->buildUriFromRoute($arguments['route'], $parameters);

    }

}