TextlinkViewHelper

TextlinkViewHelper.php

<?php
namespace Sunzinet\SzNewsroom\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!
 * (c) 2016    Arne Lorenz (al@sunzinet.com)
 */

use TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper;

/**
 * Replaces URLs in a Text with Links
 * Example:
 * {namespace newsrooom=Sunzinet\SzNewsroom\ViewHelpers}
 * <newsrooom:textlink>Text comes here</newsrooom:textlink>
 *
 * @author Arne Lorenz <al@sunzinet.com>
 */
class TextlinkViewHelper extends AbstractViewHelper
{

    /**
     * @return string
     */
    public function render()
    {
        $content = $this->renderChildren();

        $formatted_text = preg_replace(
            '/(\b(www\.|http\:\/\/|https\:\/\/)\S+\b)/',
            "<a target='_blank' href='$1'>$1</a>",
            $content
        );

        return $formatted_text;
    }
}