woothemes / woocommerce

			if ( apply_filters( 'woocommerce_checkout_update_customer_data', true, $this ) ) {

				$customer = new WC_Customer( $this->customer_id );

				if ( $keys = array_keys( $this->checkout_fields['billing'] ) ) {

					foreach ( $keys as $key ) {

						if ( is_callable( array( $customer, "set_{$key}" ) ) ) {

							$customer->{"set_{$key}"}( $this->get_posted_address_data( str_replace( array( 'billing_', 'shipping_' ), '', $key ) ) );

						}

					}

				}

				if ( WC()->cart->needs_shipping() && ( $keys = array_keys( $this->checkout_fields['shipping'] ) ) ) {

					foreach ( $keys as $key ) {

					}

				}

				if ( WC()->cart->needs_shipping() && ( $keys = array_keys( $this->checkout_fields['shipping'] ) ) ) {

					foreach ( $keys as $key ) {

						if ( is_callable( array( $customer, "set_{$key}" ) ) ) {

							$customer->{"set_{$key}"}( $this->get_posted_address_data( str_replace( array( 'billing_', 'shipping_' ), '', $key ), 'shipping' ) );

						}

					}

				}

				$customer->save();

			}