private function assignParent(Pap_Affiliates_User $affiliate) {
if ($affiliate->getParentUser() == null && ($parentUserId = Gpf_Settings::get(Pap_Settings::ASSIGN_NON_REFERRED_AFFILIATE_TO)) != '') {
try {
$parentUser = new Pap_Affiliates_User();
$parentUser->setId($parentUserId);
$parentUser->load();
$affiliate->setParentUserId($parentUser->getId());
} catch (Gpf_Exception $e) {
}
Gpf_Plugins_Engine::extensionPoint('PostAffiliate.AffiliateForm.assignParent', $affiliate);
}
}