/**
  * 	_process_finalize_registration
  *
  * 	@access private
  * 	@return 	void
  */
 private function _process_finalize_registration()
 {
     do_action('AHEE_log', __FILE__, __FUNCTION__, '');
     // save everything
     if ($this->_continue_reg && $this->_save_all_registration_information()) {
         //			echo '<h2 style="color:#E76700;">_process_finalize_registration<br/><span style="font-size:9px;font-weight:normal;color:#666">' . __FILE__ . '</span>    <b style="font-size:10px;color:#333">  ' . __LINE__ . ' </b></h2>';
         // save TXN data to the cart
         $this->_cart->get_grand_total()->save_this_and_descendants_to_txn($this->_transaction->ID());
         do_action('AHEE__EE_Single_Page_Checkout__process_finalize_registration__before_gateway', $this->_transaction);
         // if Default REG Status is set to REQUIRES APPROVAL... then payments are NOT allowed
         if (EE_Registry::instance()->REQ->is_set('selected_gateway') && EE_Registry::instance()->REQ->get('selected_gateway') == 'payments_closed') {
             //				echo '<h2 style="color:#E76700;">payments_closed<br/><span style="font-size:9px;font-weight:normal;color:#666">' . __FILE__ . '</span>    <b style="font-size:10px;color:#333">  ' . __LINE__ . ' </b></h2>';
             // set TXN Status to Open
             $this->_transaction->set_status(EEM_Transaction::incomplete_status_code);
             $this->_transaction->save();
             $this->_transaction->finalize();
             $notices = EE_Error::get_notices(FALSE);
             $response = array('msg' => array('success' => isset($notices['success']) ? $notices['success'] : '', 'errors' => isset($notices['errors']) ? $notices['errors'] : ''));
             $this->_thank_you_page_url = add_query_arg(array('e_reg_url_link' => $this->_transaction->primary_registration()->reg_url_link()), get_permalink(EE_Registry::instance()->CFG->core->thank_you_page_id));
             // Default REG Status is set to PENDING PAYMENT OR APPROVED, and payments are allowed
         } else {
             // attempt to perform transaction via payment gateway
             $response = EE_Registry::instance()->load_model('Gateways')->process_payment_start($this->_cart->get_grand_total(), $this->_transaction);
             $this->_thank_you_page_url = $response['forward_url'];
         }
         if (isset($response['msg']['success'])) {
             $response_data = array('success' => $response['msg']['success'], 'return_data' => array('redirect-to-thank-you-page' => $this->_thank_you_page_url));
             $response_data = apply_filters('FHEE__EE_Single_Page_Checkout__JSON_response', $response_data);
             //				printr( $response_data, '$response_data  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
             //				echo '<h4>thank_you_page_url : ' . $this->_thank_you_page_url . '  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span></h4>';
             if (EE_Registry::instance()->REQ->front_ajax) {
                 echo json_encode($response_data);
                 die;
             } else {
                 wp_safe_redirect($this->_thank_you_page_url);
                 exit;
             }
         } else {
             EE_Error::add_error($response['msg']['error'], __FILE__, __FUNCTION__, __LINE__);
         }
         //			printr( $response, '$response  <br /><span style="font-size:10px;font-weight:normal;">' . __FILE__ . '<br />line no: ' . __LINE__ . '</span>', 'auto' );
     }
     $this->go_to_next_step(__FUNCTION__);
 }
 /**
  * This processes requested registration status changes for all the registrations on a given transaction and (optionally) sends out notifications for the changes.
  * @param  EE_Transaction $transaction transaction object
  * @return void
  */
 protected function _process_registration_status_change($transaction)
 {
     //first if there is no change in status then we get out.
     if (!isset($this->_req_data['txn_reg_status_change'])) {
         return false;
     }
     //no error message, just nothing to do man.
     if ($this->_req_data['txn_reg_status_change']['reg_status'] == 'NAN') {
         return;
     }
     //no error message, no change requested.
     //made it here dude?  Oh WOW.  K, let's take care of changing the statuses then //note notifications will only get sent if the email notification is toggled.
     $transaction->finalize(true, FALSE);
 }