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функция не описана

WC_Checkout::create_order() public WC 1.0

Create an order. Error codes:

520 - Cannot insert order into the database.
521 - Cannot get order after creation.
522 - Cannot update order.
525 - Cannot create line item.
526 - Cannot create fee item.
527 - Cannot create shipping item.
528 - Cannot create tax item.
529 - Cannot create coupon item.

Это метод класса: WC_Checkout{}

Возвращает

Число/WP_ERROR.

Использование

$WC_Checkout = new WC_Checkout();
$WC_Checkout->create_order( $data );
$data(массив) (обязательный)
Posted data.

Код WC_Checkout::create_order() WC 4.5.2

woocommerce/includes/class-wc-checkout.php
<?php
public function create_order( $data ) {
	// Give plugins the opportunity to create an order themselves.
	$order_id = apply_filters( 'woocommerce_create_order', null, $this );
	if ( $order_id ) {
		return $order_id;
	}

	try {
		$order_id           = absint( WC()->session->get( 'order_awaiting_payment' ) );
		$cart_hash          = WC()->cart->get_cart_hash();
		$available_gateways = WC()->payment_gateways->get_available_payment_gateways();
		$order              = $order_id ? wc_get_order( $order_id ) : null;

		/**
		 * If there is an order pending payment, we can resume it here so
		 * long as it has not changed. If the order has changed, i.e.
		 * different items or cost, create a new order. We use a hash to
		 * detect changes which is based on cart items + order total.
		 */
		if ( $order && $order->has_cart_hash( $cart_hash ) && $order->has_status( array( 'pending', 'failed' ) ) ) {
			// Action for 3rd parties.
			do_action( 'woocommerce_resume_order', $order_id );

			// Remove all items - we will re-add them later.
			$order->remove_order_items();
		} else {
			$order = new WC_Order();
		}

		$fields_prefix = array(
			'shipping' => true,
			'billing'  => true,
		);

		$shipping_fields = array(
			'shipping_method' => true,
			'shipping_total'  => true,
			'shipping_tax'    => true,
		);
		foreach ( $data as $key => $value ) {
			if ( is_callable( array( $order, "set_{$key}" ) ) ) {
				$order->{"set_{$key}"}( $value );
				// Store custom fields prefixed with wither shipping_ or billing_. This is for backwards compatibility with 2.6.x.
			} elseif ( isset( $fields_prefix[ current( explode( '_', $key ) ) ] ) ) {
				if ( ! isset( $shipping_fields[ $key ] ) ) {
					$order->update_meta_data( '_' . $key, $value );
				}
			}
		}

		$order->hold_applied_coupons( $data['billing_email'] );
		$order->set_created_via( 'checkout' );
		$order->set_cart_hash( $cart_hash );
		$order->set_customer_id( apply_filters( 'woocommerce_checkout_customer_id', get_current_user_id() ) );
		$order->set_currency( get_woocommerce_currency() );
		$order->set_prices_include_tax( 'yes' === get_option( 'woocommerce_prices_include_tax' ) );
		$order->set_customer_ip_address( WC_Geolocation::get_ip_address() );
		$order->set_customer_user_agent( wc_get_user_agent() );
		$order->set_customer_note( isset( $data['order_comments'] ) ? $data['order_comments'] : '' );
		$order->set_payment_method( isset( $available_gateways[ $data['payment_method'] ] ) ? $available_gateways[ $data['payment_method'] ] : $data['payment_method'] );
		$this->set_data_from_cart( $order );

		/**
		 * Action hook to adjust order before save.
		 *
		 * @since 3.0.0
		 */
		do_action( 'woocommerce_checkout_create_order', $order, $data );

		// Save the order.
		$order_id = $order->save();

		/**
		 * Action hook fired after an order is created used to add custom meta to the order.
		 *
		 * @since 3.0.0
		 */
		do_action( 'woocommerce_checkout_update_order_meta', $order_id, $data );

		/**
		 * Action hook fired after an order is created.
		 *
		 * @since 4.3.0
		 */
		do_action( 'woocommerce_checkout_order_created', $order );

		return $order_id;
	} catch ( Exception $e ) {
		if ( $order && $order instanceof WC_Order ) {
			$order->get_data_store()->release_held_coupons( $order );
			/**
			 * Action hook fired when an order is discarded due to Exception.
			 *
			 * @since 4.3.0
			 */
			do_action( 'woocommerce_checkout_order_exception', $order );
		}
		return new WP_Error( 'checkout-error', $e->getMessage() );
	}
}