eventespresso / event-espresso-core

					// add relation to registration, set attendee ID, and cache attendee

					$this->_associate_attendee_with_registration( $registration, $attendee );

					// \EEH_Debug_Tools::printr( $registration, '$registration', __FILE__, __LINE__ );

					if ( ! $registration->attendee() instanceof EE_Attendee ) {

						EE_Error::add_error( sprintf( __( 'Registration %s has an invalid or missing Attendee object.', 'event_espresso' ), $reg_url_link ), __FILE__, __FUNCTION__, __LINE__ );

						return false;

					}

					/** @type EE_Registration_Processor $registration_processor */

					$registration_processor = EE_Registry::instance()->load_class( 'Registration_Processor' );

					// at this point, we should have enough details about the registrant to consider the registration NOT incomplete

	 */

	public function recalculate_transaction_total( EE_Transaction $transaction, $update_txn = true ) {

		$total_line_item = $transaction->total_line_item();

		if ( ! $total_line_item instanceof EE_Line_Item ) {

			EE_Error::add_error(

				sprintf( __( 'The Total Line Item for Transaction %1$d\'s was not found or is invalid.', 'event_espresso' ), $transaction->ID() ),

				__FILE__, __FUNCTION__, __LINE__

			);

			return false;

		}

		$new_total = $total_line_item->recalculate_total_including_taxes();

		$transaction->set_total( $new_total );

		if ( $update_txn ) {

					);

				}

			}

		} else {

			if ( $show_errors ) {

				EE_Error::add_error(

					sprintf(

						'%1$s||%1$s $attendee = %2$s',

						__( 'Either no Attendee information was found, or an invalid Attendee object was discovered when attempting to save your registration information.', 'event_espresso' ),

						var_export( $registration->attendee(), true )

					),

					__FILE__, __FUNCTION__, __LINE__

				);

			}

		}

	}