woocommerce/includes/api/class-wc-rest-shipping-meth...

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<?php
/**
* REST API WC Shipping Methods controller
*
* Handles requests to the /shipping_methods endpoint.
*
* @author WooThemes
* @category API
* @package WooCommerce/API
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* @since 3.0.0
*/
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
/**
* @package WooCommerce/API
* @extends WC_REST_Controller
*/
class WC_REST_Shipping_Methods_Controller extends WC_REST_Controller {
/**
* Endpoint namespace.
*
* @var string
*/
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protected $namespace = 'wc/v2';
/**
* Route base.
*
* @var string
*/
protected $rest_base = 'shipping_methods';
/**
* Register the route for /shipping_methods and /shipping_methods/<method>
*/
public function register_routes() {
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register_rest_route( $this->namespace, '/' . $this->rest_base, array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_items' ),
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'permission_callback' => array( $this, 'get_items_permissions_check' ),
'args' => $this->get_collection_params(),
),
'schema' => array( $this, 'get_public_item_schema' ),
) );
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register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P<id>[\w-]+)', array(
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'args' => array(
'id' => array(
'description' => __( 'Unique identifier for the resource.', 'woocommerce' ),
'type' => 'string',
),
),
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_item' ),
'permission_callback' => array( $this, 'get_item_permissions_check' ),
'args' => array(
'context' => $this->get_context_param( array( 'default' => 'view' ) ),
),
),
'schema' => array( $this, 'get_public_item_schema' ),
) );
}
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/**
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* Check whether a given request has permission to view shipping methods.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|boolean
*/
public function get_items_permissions_check( $request ) {
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if ( ! wc_rest_check_manager_permissions( 'shipping_methods', 'read' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_view', __( 'Sorry, you cannot list resources.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
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/**
* Check if a given request has access to read a shipping method.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|boolean
*/
public function get_item_permissions_check( $request ) {
if ( ! wc_rest_check_manager_permissions( 'shipping_methods', 'read' ) ) {
return new WP_Error( 'woocommerce_rest_cannot_view', __( 'Sorry, you cannot view this resource.', 'woocommerce' ), array( 'status' => rest_authorization_required_code() ) );
}
return true;
}
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/**
* Get shipping methods.
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response
*/
public function get_items( $request ) {
$wc_shipping = WC_Shipping::instance();
$response = array();
foreach ( $wc_shipping->get_shipping_methods() as $id => $shipping_method ) {
$method = $this->prepare_item_for_response( $shipping_method, $request );
$method = $this->prepare_response_for_collection( $method );
$response[] = $method;
}
return rest_ensure_response( $response );
}
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/**
* Get a single Shipping Method.
*
* @param WP_REST_Request $request
* @return WP_REST_Response|WP_Error
*/
public function get_item( $request ) {
$wc_shipping = WC_Shipping::instance();
$methods = $wc_shipping->get_shipping_methods();
if ( empty( $methods[ $request['id'] ] ) ) {
return new WP_Error( 'woocommerce_rest_shipping_method_invalid', __( 'Resource does not exist.', 'woocommerce' ), array( 'status' => 404 ) );
}
$method = $methods[ $request['id'] ];
$response = $this->prepare_item_for_response( $method, $request );
return rest_ensure_response( $response );
}
/**
* Prepare a shipping method for response.
*
* @param WC_Shipping_Method $method Shipping method object.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response $response Response data.
*/
public function prepare_item_for_response( $method, $request ) {
$data = array(
'id' => $method->id,
'title' => $method->method_title,
'description' => $method->method_description,
);
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
$data = $this->add_additional_fields_to_object( $data, $request );
$data = $this->filter_response_by_context( $data, $context );
// Wrap the data in a response object.
$response = rest_ensure_response( $data );
$response->add_links( $this->prepare_links( $method, $request ) );
/**
* Filter shipping methods object returned from the REST API.
*
* @param WP_REST_Response $response The response object.
* @param WC_Shipping_Method $method Shipping method object used to create response.
* @param WP_REST_Request $request Request object.
*/
return apply_filters( 'woocommerce_rest_prepare_shipping_method', $response, $method, $request );
}
/**
* Prepare links for the request.
*
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* @param WC_Shipping_Method $method Shipping method object.
* @param WP_REST_Request $request Request object.
* @return array
*/
protected function prepare_links( $method, $request ) {
$links = array(
'self' => array(
'href' => rest_url( sprintf( '/%s/%s/%s', $this->namespace, $this->rest_base, $method->id ) ),
),
'collection' => array(
'href' => rest_url( sprintf( '/%s/%s', $this->namespace, $this->rest_base ) ),
),
);
return $links;
}
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/**
* Get the shipping method schema, conforming to JSON Schema.
*
* @return array
*/
public function get_item_schema() {
$schema = array(
'$schema' => 'http://json-schema.org/draft-04/schema#',
'title' => 'shipping_method',
'type' => 'object',
'properties' => array(
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'id' => array(
'description' => __( 'Method ID.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view' ),
'readonly' => true,
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),
'title' => array(
'description' => __( 'Shipping method title.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view' ),
'readonly' => true,
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),
'description' => array(
'description' => __( 'Shipping method description.', 'woocommerce' ),
'type' => 'string',
'context' => array( 'view' ),
'readonly' => true,
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),
),
);
return $this->add_additional_fields_schema( $schema );
}
/**
* Get any query params needed.
*
* @return array
*/
public function get_collection_params() {
return array(
'context' => $this->get_context_param( array( 'default' => 'view' ) ),
);
}
}