protected function generateCoupon($code) {
$coupon = new Pap_Db_Coupon();
$this->form->fill($coupon);
$coupon->setBannerID($this->form->getFieldValue(Pap_Features_Coupon_CreateCoupons::BANNER_ID));
$coupon->setStatus(Pap_Common_Constants::STATUS_APPROVED);
$coupon->setCode($code);
$coupon->setUserID($this->affiliateID);
$coupon->setUseCount(0);
$this->insertCoupon($coupon);
}