[Solved] double enrollment

function is_enroled ($username, $course_id) { if ($username) $user = & JFactory::getUser($username); else $user = & JFactory::getUser(); if (!$user) return array (); $username = $user->get('username'); $cursos = JoomdleHelperContent::call_method ('my_courses', $username); foreach ($cursos as $curso) { if ($curso['id'] == $course_id) return 1; } return 0; }

function get_course_url ($course_id) { $mainframe = & JFactory::getApplication( 'site' ); $user = JFactory::getUser (); $username = $user->username; $session =& JFactory::getSession(); $token = md5 ($session->getId()); $itemid = JRequest::getVar( 'Itemid' ); $params = &$mainframe->getParams(); if ($params->get( 'linkstarget' ) == 'wrapper') $open_in_wrapper = 1; else $open_in_wrapper = 0; $moodle_auth_land_url = $params->get( 'MOODLE_URL' ).'/auth/joomdle/land.php'; $url = $moodle_auth_land_url."?username=$username&token=$token&mtype=course&id=$course_id&use_wrapper=$open_in_wrapper&Itemid=$itemid"; return $url; }