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   1  <?php
   2  
   3  /**
   4   * @package     Joomla.Administrator
   5   * @subpackage  mod_login
   6   *
   7   * @copyright   (C) 2010 Open Source Matters, Inc. <https://www.joomla.org>
   8   * @license     GNU General Public License version 2 or later; see LICENSE.txt
   9   */
  10  
  11  namespace Joomla\Module\Login\Administrator\Helper;
  12  
  13  use Joomla\CMS\Factory;
  14  use Joomla\CMS\HTML\HTMLHelper;
  15  use Joomla\CMS\Language\LanguageHelper;
  16  use Joomla\CMS\Language\Text;
  17  use Joomla\CMS\Uri\Uri;
  18  
  19  // phpcs:disable PSR1.Files.SideEffects
  20  \defined('_JEXEC') or die;
  21  // phpcs:enable PSR1.Files.SideEffects
  22  
  23  /**
  24   * Helper for mod_login
  25   *
  26   * @since  1.6
  27   */
  28  abstract class LoginHelper
  29  {
  30      /**
  31       * Get an HTML select list of the available languages.
  32       *
  33       * @return  string
  34       */
  35      public static function getLanguageList()
  36      {
  37          $languages = LanguageHelper::createLanguageList(null, JPATH_ADMINISTRATOR, false, true);
  38  
  39          if (\count($languages) <= 1) {
  40              return '';
  41          }
  42  
  43          usort(
  44              $languages,
  45              function ($a, $b) {
  46                  return strcmp($a['value'], $b['value']);
  47              }
  48          );
  49  
  50          // Fix wrongly set parentheses in RTL languages
  51          if (Factory::getApplication()->getLanguage()->isRtl()) {
  52              foreach ($languages as &$language) {
  53                  $language['text'] = $language['text'] . '&#x200E;';
  54              }
  55          }
  56  
  57          array_unshift($languages, HTMLHelper::_('select.option', '', Text::_('JDEFAULTLANGUAGE')));
  58  
  59          return HTMLHelper::_('select.genericlist', $languages, 'lang', 'class="form-select"', 'value', 'text', null);
  60      }
  61  
  62      /**
  63       * Get the redirect URI after login.
  64       *
  65       * @return  string
  66       */
  67      public static function getReturnUri()
  68      {
  69          $uri    = Uri::getInstance();
  70          $return = 'index.php' . $uri->toString(array('query'));
  71  
  72          if ($return != 'index.php?option=com_login') {
  73              return base64_encode($return);
  74          } else {
  75              return base64_encode('index.php');
  76          }
  77      }
  78  }