File "CartSchema.php"
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<?php
namespace Automattic\WooCommerce\Blocks\StoreApi\Schemas;
use Automattic\WooCommerce\Blocks\StoreApi\Utilities\CartController;
use Automattic\WooCommerce\Blocks\Domain\Services\ExtendRestApi;
use WP_Error;
/**
* CartSchema class.
*
* @internal This API is used internally by Blocks--it is still in flux and may be subject to revisions.
* @since 2.5.0
*/
class CartSchema extends AbstractSchema {
/**
* The schema item name.
*
* @var string
*/
protected $title = 'cart';
/**
* The schema item identifier.
*
* @var string
*/
const IDENTIFIER = 'cart';
/**
* Item schema instance.
*
* @var CartItemSchema
*/
public $item_schema;
/**
* Coupon schema instance.
*
* @var CartCouponSchema
*/
public $coupon_schema;
/**
* Fee schema instance.
*
* @var CartFeeSchema
*/
public $fee_schema;
/**
* Shipping rates schema instance.
*
* @var CartShippingRateSchema
*/
public $shipping_rate_schema;
/**
* Shipping address schema instance.
*
* @var ShippingAddressSchema
*/
public $shipping_address_schema;
/**
* Billing address schema instance.
*
* @var BillingAddressSchema
*/
public $billing_address_schema;
/**
* Error schema instance.
*
* @var ErrorSchema
*/
public $error_schema;
/**
* Constructor.
*
* @param ExtendRestApi $extend Rest Extending instance.
* @param CartItemSchema $item_schema Item schema instance.
* @param CartCouponSchema $coupon_schema Coupon schema instance.
* @param CartFeeSchema $fee_schema Fee schema instance.
* @param CartShippingRateSchema $shipping_rate_schema Shipping rates schema instance.
* @param ShippingAddressSchema $shipping_address_schema Shipping address schema instance.
* @param BillingAddressSchema $billing_address_schema Billing address schema instance.
* @param ErrorSchema $error_schema Error schema instance.
*/
public function __construct(
ExtendRestApi $extend,
CartItemSchema $item_schema,
CartCouponSchema $coupon_schema,
CartFeeSchema $fee_schema,
CartShippingRateSchema $shipping_rate_schema,
ShippingAddressSchema $shipping_address_schema,
BillingAddressSchema $billing_address_schema,
ErrorSchema $error_schema
) {
$this->item_schema = $item_schema;
$this->coupon_schema = $coupon_schema;
$this->fee_schema = $fee_schema;
$this->shipping_rate_schema = $shipping_rate_schema;
$this->shipping_address_schema = $shipping_address_schema;
$this->billing_address_schema = $billing_address_schema;
$this->error_schema = $error_schema;
parent::__construct( $extend );
}
/**
* Cart schema properties.
*
* @return array
*/
public function get_properties() {
return [
'coupons' => [
'description' => __( 'List of applied cart coupons.', 'woocommerce' ),
'type' => 'array',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'items' => [
'type' => 'object',
'properties' => $this->force_schema_readonly( $this->coupon_schema->get_properties() ),
],
],
'shipping_rates' => [
'description' => __( 'List of available shipping rates for the cart.', 'woocommerce' ),
'type' => 'array',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'items' => [
'type' => 'object',
'properties' => $this->force_schema_readonly( $this->shipping_rate_schema->get_properties() ),
],
],
'shipping_address' => [
'description' => __( 'Current set shipping address for the customer.', 'woocommerce' ),
'type' => 'object',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'properties' => $this->force_schema_readonly( $this->shipping_address_schema->get_properties() ),
],
'billing_address' => [
'description' => __( 'Current set billing address for the customer.', 'woocommerce' ),
'type' => 'object',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'properties' => $this->force_schema_readonly( $this->billing_address_schema->get_properties() ),
],
'items' => [
'description' => __( 'List of cart items.', 'woocommerce' ),
'type' => 'array',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'items' => [
'type' => 'object',
'properties' => $this->force_schema_readonly( $this->item_schema->get_properties() ),
],
],
'items_count' => [
'description' => __( 'Number of items in the cart.', 'woocommerce' ),
'type' => 'integer',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'items_weight' => [
'description' => __( 'Total weight (in grams) of all products in the cart.', 'woocommerce' ),
'type' => 'number',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'needs_payment' => [
'description' => __( 'True if the cart needs payment. False for carts with only free products and no shipping costs.', 'woocommerce' ),
'type' => 'boolean',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'needs_shipping' => [
'description' => __( 'True if the cart needs shipping. False for carts with only digital goods or stores with no shipping methods set-up.', 'woocommerce' ),
'type' => 'boolean',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'has_calculated_shipping' => [
'description' => __( 'True if the cart meets the criteria for showing shipping costs, and rates have been calculated and included in the totals.', 'woocommerce' ),
'type' => 'boolean',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'fees' => [
'description' => __( 'List of cart fees.', 'woocommerce' ),
'type' => 'array',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'items' => [
'type' => 'object',
'properties' => $this->force_schema_readonly( $this->fee_schema->get_properties() ),
],
],
'totals' => [
'description' => __( 'Cart total amounts provided using the smallest unit of the currency.', 'woocommerce' ),
'type' => 'object',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'properties' => array_merge(
$this->get_store_currency_properties(),
[
'total_items' => [
'description' => __( 'Total price of items in the cart.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_items_tax' => [
'description' => __( 'Total tax on items in the cart.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_fees' => [
'description' => __( 'Total price of any applied fees.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_fees_tax' => [
'description' => __( 'Total tax on fees.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_discount' => [
'description' => __( 'Total discount from applied coupons.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_discount_tax' => [
'description' => __( 'Total tax removed due to discount from applied coupons.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_shipping' => [
'description' => __( 'Total price of shipping. If shipping has not been calculated, a null response will be sent.', 'woocommerce' ),
'type' => [ 'string', 'null' ],
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_shipping_tax' => [
'description' => __( 'Total tax on shipping. If shipping has not been calculated, a null response will be sent.', 'woocommerce' ),
'type' => [ 'string', 'null' ],
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_price' => [
'description' => __( 'Total price the customer will pay.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'total_tax' => [
'description' => __( 'Total tax applied to items and shipping.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'tax_lines' => [
'description' => __( 'Lines of taxes applied to items and shipping.', 'woocommerce' ),
'type' => 'array',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'items' => [
'type' => 'object',
'properties' => [
'name' => [
'description' => __( 'The name of the tax.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'price' => [
'description' => __( 'The amount of tax charged.', 'woocommerce' ),
'type' => 'string',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
],
],
],
]
),
],
'errors' => [
'description' => __( 'List of cart item errors, for example, items in the cart which are out of stock.', 'woocommerce' ),
'type' => 'array',
'context' => [ 'view', 'edit' ],
'readonly' => true,
'items' => [
'type' => 'object',
'properties' => $this->force_schema_readonly( $this->error_schema->get_properties() ),
],
],
'payment_requirements' => [
'description' => __( 'List of required payment gateway features to process the order.', 'woocommerce' ),
'type' => 'array',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
'generated_timestamp' => [
'description' => __( 'The time at which this cart data was prepared', 'woocommerce' ),
'type' => 'number',
'context' => [ 'view', 'edit' ],
'readonly' => true,
],
self::EXTENDING_KEY => $this->get_extended_schema( self::IDENTIFIER ),
];
}
/**
* Convert a woo cart into an object suitable for the response.
*
* @param \WC_Cart $cart Cart class instance.
* @return array
*/
public function get_item_response( $cart ) {
$controller = new CartController();
// Get cart errors first so if recalculations are performed, it's reflected in the response.
$cart_errors = $this->get_cart_errors( $cart );
// The core cart class will not include shipping in the cart totals if `show_shipping()` returns false. This can
// happen if an address is required, or through the use of hooks. This tracks if shipping has actually been
// calculated so we can avoid returning costs and rates prematurely.
$has_calculated_shipping = $cart->show_shipping();
// Get shipping packages to return in the response from the cart.
$shipping_packages = $has_calculated_shipping ? $controller->get_shipping_packages() : [];
return [
'coupons' => $this->get_item_responses_from_schema( $this->coupon_schema, $cart->get_applied_coupons() ),
'shipping_rates' => $this->get_item_responses_from_schema( $this->shipping_rate_schema, $shipping_packages ),
'shipping_address' => $this->shipping_address_schema->get_item_response( wc()->customer ),
'billing_address' => $this->billing_address_schema->get_item_response( wc()->customer ),
'items' => $this->get_item_responses_from_schema( $this->item_schema, $cart->get_cart() ),
'items_count' => $cart->get_cart_contents_count(),
'items_weight' => wc_get_weight( $cart->get_cart_contents_weight(), 'g' ),
'needs_payment' => $cart->needs_payment(),
'needs_shipping' => $cart->needs_shipping(),
'has_calculated_shipping' => $has_calculated_shipping,
'fees' => $this->get_item_responses_from_schema( $this->fee_schema, $cart->get_fees() ),
'totals' => (object) $this->prepare_currency_response(
[
'total_items' => $this->prepare_money_response( $cart->get_subtotal(), wc_get_price_decimals() ),
'total_items_tax' => $this->prepare_money_response( $cart->get_subtotal_tax(), wc_get_price_decimals() ),
'total_fees' => $this->prepare_money_response( $cart->get_fee_total(), wc_get_price_decimals() ),
'total_fees_tax' => $this->prepare_money_response( $cart->get_fee_tax(), wc_get_price_decimals() ),
'total_discount' => $this->prepare_money_response( $cart->get_discount_total(), wc_get_price_decimals() ),
'total_discount_tax' => $this->prepare_money_response( $cart->get_discount_tax(), wc_get_price_decimals() ),
'total_shipping' => $has_calculated_shipping ? $this->prepare_money_response( $cart->get_shipping_total(), wc_get_price_decimals() ) : null,
'total_shipping_tax' => $has_calculated_shipping ? $this->prepare_money_response( $cart->get_shipping_tax(), wc_get_price_decimals() ) : null,
// Explicitly request context='edit'; default ('view') will render total as markup.
'total_price' => $this->prepare_money_response( $cart->get_total( 'edit' ), wc_get_price_decimals() ),
'total_tax' => $this->prepare_money_response( $cart->get_total_tax(), wc_get_price_decimals() ),
'tax_lines' => $this->get_tax_lines( $cart ),
]
),
'errors' => $cart_errors,
'payment_requirements' => $this->extend->get_payment_requirements(),
'generated_timestamp' => time(),
self::EXTENDING_KEY => $this->get_extended_data( self::IDENTIFIER ),
];
}
/**
* Get tax lines from the cart and format to match schema.
*
* @param \WC_Cart $cart Cart class instance.
* @return array
*/
protected function get_tax_lines( $cart ) {
$cart_tax_totals = $cart->get_tax_totals();
$tax_lines = [];
foreach ( $cart_tax_totals as $cart_tax_total ) {
$tax_lines[] = array(
'name' => $cart_tax_total->label,
'price' => $this->prepare_money_response( $cart_tax_total->amount, wc_get_price_decimals() ),
);
}
return $tax_lines;
}
/**
* Get cart validation errors.
*
* @param \WC_Cart $cart Cart class instance.
* @return array
*/
protected function get_cart_errors( $cart ) {
$controller = new CartController();
$item_errors = array_filter(
$controller->get_cart_item_errors(),
function ( WP_Error $error ) {
return $error->has_errors();
}
);
$coupon_errors = $controller->get_cart_coupon_errors();
return array_values( array_map( [ $this->error_schema, 'get_item_response' ], array_merge( $item_errors, $coupon_errors ) ) );
}
}