typo3/sysext/core/Classes/LinkHandling/UrlLinkHandler.php

   1 <?php
   2 namespace TYPO3\CMS\Core\LinkHandling;
   3
   4 /*
   5  * This file is part of the TYPO3 CMS project.
   6  *
   7  * It is free software; you can redistribute it and/or modify it under
   8  * the terms of the GNU General Public License, either version 2
   9  * of the License, or any later version.
  10  *
  11  * For the full copyright and license information, please read the
  12  * LICENSE.txt file that was distributed with this source code.
  13  *
  14  * The TYPO3 project - inspiring people to share!
  15  */
  16
  17 /**
  18  * Resolves URLs (simple, no magic needed)
  19  */
  20 class UrlLinkHandler implements LinkHandlingInterface
  21 {
  22
  23     /**
  24      * Returns the URL as given
  25      *
  26      * @param array $parameters
  27      * @return mixed
  28      */
  29     public function asString(array $parameters): string
  30     {
  31         return $this->addHttpSchemeAsFallback($parameters['url']);
  32     }
  33
  34     /**
  35      * Returns the URL as is
  36      *
  37      * @param array $data (needs 'url') inside
  38      * @return array
  39      */
  40     public function resolveHandlerData(array $data): array
  41     {
  42         return ['url' => $this->addHttpSchemeAsFallback($data['url'])];
  43     }
  44
  45     /**
  46      * Ensures that a scheme is always added, if www.typo3.org was added previously
  47      *
  48      * @param string $url the URL
  49      * @return string
  50      */
  51     protected function addHttpSchemeAsFallback(string $url): string
  52     {
  53         if (!empty($url)) {
  54             $urlParts = parse_url($url);
  55             if (empty($urlParts['scheme'])) {
  56                 $url = 'http://' . $url;
  57             }
  58         }
  59         return $url;
  60     }
  61 }