kitodo / kitodo-publication

Classes/ViewHelpers/IsUrnViewHelper.php

<?php
namespace EWW\Dpf\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!
 */

class IsUrnViewHelper extends \TYPO3Fluid\Fluid\Core\ViewHelper\AbstractViewHelper
{
    public function initializeArguments()
    {
        parent::initializeArguments();

        $this->registerArgument('value', 'string', '', true);
    }

    /**
     * @return string
     */
    public function render()
    {
        $value = $this->arguments['value'];

        if (strpos(strtolower($value), 'urn') === 0) {
            return TRUE;

The expression return TRUE returns the type true which is incompatible with the documented return type string.

        }
        return FALSE;

The expression return FALSE returns the type false which is incompatible with the documented return type string.

    }

}