function getsomestuff($id = null) {

        if(!empty($id)) {

            $this->recursive = -1;
            $users = $this->find('all', array(
                                    'conditions' => array(
                                        'User.retailer_id' => $id,
                                        'User.role_id' => 6,
                                    ),
                                    'fields' => array(
                                        'User.id',
                                        'User.firstname',
                                        'User.lastname',
                                    ),
                                )
                            );

            return Set::combine($users, '{n}.User.id', array('{0} {1} {2}', '{n}.User.firstname', '{n}.User.lastname'));

        }

        return array();

    }