/** * Pole: numer NIP * * @param boolean $acl * @param string $fieldname * @param string $label * @param mixed $required * @return void */ public function nip($acl = false, $fieldname = 'nip', $label = 'NIP:', $required = null) { parent::nip($acl, $fieldname, $label, $required); $element = $this->getElement($fieldname); $element->addFilters(array(new Logic_Filter_AlnumToNum())); }