$my_get_id2 = isset($_GET['id2']) ? Security::remove_XSS($_GET['id2']) : null; $my_get_id = isset($_GET['id']) ? Security::remove_XSS($_GET['id']) : null; $currentUrl = api_get_path(WEB_CODE_PATH) . 'group/group.php?' . api_get_cidreq(); if (isset($_GET['action']) && $is_allowed_in_course) { switch ($_GET['action']) { case 'set_visible': if (api_is_allowed_to_edit()) { GroupManager::setVisible($my_get_id); Display::addFlash(Display::return_message(get_lang('ItemUpdated'))); header("Location: {$currentUrl}"); exit; } break; case 'set_invisible': if (api_is_allowed_to_edit()) { GroupManager::setInvisible($my_get_id); Display::addFlash(Display::return_message(get_lang('ItemUpdated'))); header("Location: {$currentUrl}"); exit; } break; case 'self_reg': if (GroupManager::is_self_registration_allowed($userId, $my_group_id)) { GroupManager::subscribe_users($userId, $my_group_id); Display::addFlash(Display::return_message(get_lang('GroupNowMember'))); header("Location: {$currentUrl}"); exit; } break; case 'self_unreg': if (GroupManager::is_self_unregistration_allowed($userId, $my_group_id)) {