/** * Method to check if group is protected with custom field * * @param int $groupId * @return boolean * @throws Exception when API errors retrieving custom group and field */ private static function groupIsProtected($groupId) { $config = CRM_Groupprotect_Config::singleton(); $query = "SELECT " . $config->getGroupProtectCustomField('column_name') . " FROM " . $config->getGroupProtectCustomGroup('table_name') . " WHERE entity_id = %1"; return CRM_Core_DAO::singleValueQuery($query, array(1 => array($groupId, 'Integer'))); }