SysLanguageViewHelper.php

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<?php
namespace TYPO3\CMS\Beuser\ViewHelpers\Display;

class SysLanguageViewHelper extends \TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper {

    public function render($uids = '') {
        if (!$uids) {
            return '';
        }

        $content = '';
        $res = $GLOBALS['TYPO3_DB']->exec_SELECTquery(
            'uid, title, flag',
            'sys_language',
            'uid IN (' . $GLOBALS['TYPO3_DB']->cleanIntList($uids) . ')',
            'title ASC'
        );
        while ($row = $GLOBALS['TYPO3_DB']->sql_fetch_assoc($res)) {
            $content .= '<li>' . htmlspecialchars($row['title']) . ' [' . htmlspecialchars($row['uid']) . ']</li>';
        }
        $GLOBALS['TYPO3_DB']->sql_free_result($res);
        return '<ul>' . $content . '</ul>';
    }

}