SectionViewHelper.php

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<?php
namespace TYPO3\CMS\FluidStyledContent\ViewHelpers\Link;

/*
 * 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\Fluid\Core\ViewHelper\AbstractTagBasedViewHelper;
use TYPO3\CMS\Frontend\Controller\TypoScriptFrontendController;

class SectionViewHelper extends AbstractTagBasedViewHelper
{
    protected $tagName = 'a';

    public function initializeArguments()
    {
        $this->registerUniversalTagAttributes();
    }

    public function render($name)
    {
        $fragment = '#' . $name;

        // Prefix with current URL path if baseUrl is used
        if (!empty($this->getTypoScriptFrontendController()->baseUrl)) {
            $fragment = $this->getTypoScriptFrontendController()->cObj->getUrlToCurrentLocation() . $fragment;
        }

        $this->tag->addAttribute('href', $fragment);
        $this->tag->setContent($this->renderChildren());

        return $this->tag->render();
    }

    protected function getTypoScriptFrontendController()
    {
        return $GLOBALS['TSFE'];
    }
}