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File Content: `BillingAddressSchema.php`

<?php
namespace Automattic\WooCommerce\StoreApi\Schemas\V1;

use Automattic\WooCommerce\StoreApi\Exceptions\RouteException;
use Automattic\WooCommerce\StoreApi\Utilities\ValidationUtils;

/**
 * BillingAddressSchema class.
 *
 * Provides a generic billing address schema for composition in other schemas.
 */
class BillingAddressSchema extends AbstractAddressSchema {
	/**
	 * The schema item name.
	 *
	 * @var string
	 */
	protected $title = 'billing_address';

	/**
	 * The schema item identifier.
	 *
	 * @var string
	 */
	const IDENTIFIER = 'billing-address';

	/**
	 * Term properties.
	 *
	 * @return array
	 */
	public function get_properties() {
		$properties = parent::get_properties();
		return array_merge(
			$properties,
			[
				'email' => [
					'description' => __( 'Email', 'woocommerce' ),
					'type'        => 'string',
					'context'     => [ 'view', 'edit' ],
					'required'    => true,
				],
			]
		);
	}

	/**
	 * Sanitize and format the given address object.
	 *
	 * @param array            $address Value being sanitized.
	 * @param \WP_REST_Request $request The Request.
	 * @param string           $param The param being sanitized.
	 * @return array
	 */
	public function sanitize_callback( $address, $request, $param ) {
		$address = parent::sanitize_callback( $address, $request, $param );
		if ( isset( $address['email'] ) ) {
			$address['email'] = sanitize_email( wp_unslash( $address['email'] ) );
		}
		return $address;
	}

	/**
	 * Validate the given address object.
	 *
	 * @param array            $address Value being validated.
	 * @param \WP_REST_Request $request The Request.
	 * @param string           $param The param being validated.
	 * @return true|\WP_Error
	 */
	public function validate_callback( $address, $request, $param ) {
		$errors  = parent::validate_callback( $address, $request, $param );
		$address = (array) $address;
		$errors  = is_wp_error( $errors ) ? $errors : new \WP_Error();

		if ( ! empty( $address['email'] ) && ! is_email( $address['email'] ) ) {
			$errors->add(
				'invalid_email',
				__( 'The provided email address is not valid', 'woocommerce' )
			);
		}

		return $errors->has_errors( $errors ) ? $errors : true;
	}

	/**
	 * Convert a term object into an object suitable for the response.
	 *
	 * @param \WC_Order|\WC_Customer $address An object with billing address.
	 *
	 * @throws RouteException When the invalid object types are provided.
	 * @return array
	 */
	public function get_item_response( $address ) {
		$validation_util = new ValidationUtils();
		if ( ( $address instanceof \WC_Customer || $address instanceof \WC_Order ) ) {
			$billing_country = $address->get_billing_country();
			$billing_state   = $address->get_billing_state();

			if ( ! $validation_util->validate_state( $billing_state, $billing_country ) ) {
				$billing_state = '';
			}

			$additional_address_fields = $this->additional_fields_controller->get_all_fields_from_object( $address, 'billing' );

			$address_object = \array_merge(
				[
					'first_name' => $address->get_billing_first_name(),
					'last_name'  => $address->get_billing_last_name(),
					'company'    => $address->get_billing_company(),
					'address_1'  => $address->get_billing_address_1(),
					'address_2'  => $address->get_billing_address_2(),
					'city'       => $address->get_billing_city(),
					'state'      => $billing_state,
					'postcode'   => $address->get_billing_postcode(),
					'country'    => $billing_country,
					'email'      => $address->get_billing_email(),
					'phone'      => $address->get_billing_phone(),
				],
				$additional_address_fields
			);

			// Add any missing keys from additional_fields_controller to the address response.
			foreach ( $this->additional_fields_controller->get_address_fields_keys() as $field ) {
				if ( isset( $address_object[ $field ] ) ) {
					continue;
				}
				$address_object[ $field ] = '';
			}

			foreach ( $address_object as $key => $value ) {
				if ( isset( $this->get_properties()[ $key ]['type'] ) && 'boolean' === $this->get_properties()[ $key ]['type'] ) {
					$address_object[ $key ] = (bool) $value;
				} else {
					$address_object[ $key ] = $this->prepare_html_response( $value );
				}
			}
			return $address_object;

		}
		throw new RouteException(
			'invalid_object_type',
			sprintf(
				/* translators: Placeholders are class and method names */
				__( '%1$s requires an instance of %2$s or %3$s for the address', 'woocommerce' ),
				'BillingAddressSchema::get_item_response',
				'WC_Customer',
				'WC_Order'
			),
			500
		);
	}
}

Name	Size	Permission
AI	---	0755
AbstractAddressSchema.php	10838 bytes	0644
AbstractSchema.php	13143 bytes	0644
BatchSchema.php	427 bytes	0644
BillingAddressSchema.php	4569 bytes	0644
CartCouponSchema.php	3047 bytes	0644
CartExtensionsSchema.php	2259 bytes	0644
CartFeeSchema.php	2169 bytes	0644
CartItemSchema.php	7739 bytes	0644
CartSchema.php	16203 bytes	0644
CartShippingRateSchema.php	11642 bytes	0644
CheckoutOrderSchema.php	752 bytes	0644
CheckoutSchema.php	15407 bytes	0644
ErrorSchema.php	1151 bytes	0644
ImageAttachmentSchema.php	2616 bytes	0644
ItemSchema.php	11538 bytes	0644
OrderCouponSchema.php	2468 bytes	0644
OrderFeeSchema.php	2253 bytes	0644
OrderItemSchema.php	2853 bytes	0644
OrderSchema.php	13047 bytes	0644
PatternsSchema.php	673 bytes	0644
ProductAttributeSchema.php	2555 bytes	0644
ProductBrandSchema.php	3575 bytes	0644
ProductCategorySchema.php	3579 bytes	0644
ProductCollectionDataSchema.php	5066 bytes	0644
ProductReviewSchema.php	6269 bytes	0644
ProductSchema.php	33579 bytes	0644
ShippingAddressSchema.php	2906 bytes	0644
TermSchema.php	2205 bytes	0644

File Content: BillingAddressSchema.php

File Content: `BillingAddressSchema.php`