LinkViewHelper.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\Fluid\ViewHelpers\Be;
 
use ‪TYPO3\CMS\Backend\Routing\UriBuilder;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractTagBasedViewHelper;
 
class ‪LinkViewHelper extends AbstractTagBasedViewHelper
{
 
    protected ‪$tagName = 'a';
 
    public function ‪initializeArguments()
    {
        parent::initializeArguments();
        $this->registerArgument('route', 'string', 'The name of the route', true);
        $this->registerArgument('parameters', 'array', 'An array of parameters', false, []);
        $this->registerArgument('referenceType', 'string', 'The type of reference to be generated (one of the constants)', false, ‪UriBuilder::ABSOLUTE_PATH);
        $this->registerTagAttribute('name', 'string', 'Specifies the name of an anchor');
        $this->registerTagAttribute(
            'rel',
            'string',
            'Specifies the relationship between the current document and the linked document'
        );
        $this->registerTagAttribute(
            'rev',
            'string',
            'Specifies the relationship between the linked document and the current document'
        );
        $this->registerTagAttribute('target', 'string', 'Specifies where to open the linked document');
        $this->registerUniversalTagAttributes();
    }
 
    public function ‪render()
    {
        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
        $route = $this->arguments['route'];
        $parameters = $this->arguments['parameters'];
        $referenceType = $this->arguments['referenceType'];
 
        $uri = $uriBuilder->buildUriFromRoute($route, $parameters, $referenceType);
 
        $this->tag->addAttribute('href', $uri);
        $this->tag->setContent($this->renderChildren());
        $this->tag->forceClosingTag(true);
 
        return $this->tag->render();
    }
}