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class-wc-api-authentication.php000064400000027436151550474420012600 0ustar00<?php
/**
 * WooCommerce API Authentication Class
 *
 * @author   WooThemes
 * @category API
 * @package  WooCommerce\RestApi
 * @since    2.1.0
 * @version  2.4.0
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Authentication {

	/**
	 * Setup class
	 *
	 * @since 2.1
	 */
	public function __construct() {

		// To disable authentication, hook into this filter at a later priority and return a valid WP_User
		add_filter( 'woocommerce_api_check_authentication', array( $this, 'authenticate' ), 0 );
	}

	/**
	 * Authenticate the request. The authentication method varies based on whether the request was made over SSL or not.
	 *
	 * @since 2.1
	 * @param WP_User $user
	 * @return null|WP_Error|WP_User
	 */
	public function authenticate( $user ) {

		// Allow access to the index by default
		if ( '/' === WC()->api->server->path ) {
			return new WP_User( 0 );
		}

		try {

			if ( is_ssl() ) {
				$keys = $this->perform_ssl_authentication();
			} else {
				$keys = $this->perform_oauth_authentication();
			}

			// Check API key-specific permission
			$this->check_api_key_permissions( $keys['permissions'] );

			$user = $this->get_user_by_id( $keys['user_id'] );

			$this->update_api_key_last_access( $keys['key_id'] );

		} catch ( Exception $e ) {
			$user = new WP_Error( 'woocommerce_api_authentication_error', $e->getMessage(), array( 'status' => $e->getCode() ) );
		}

		return $user;
	}

	/**
	 * SSL-encrypted requests are not subject to sniffing or man-in-the-middle
	 * attacks, so the request can be authenticated by simply looking up the user
	 * associated with the given consumer key and confirming the consumer secret
	 * provided is valid
	 *
	 * @since 2.1
	 * @return array
	 * @throws Exception
	 */
	private function perform_ssl_authentication() {

		$params = WC()->api->server->params['GET'];

		// Get consumer key
		if ( ! empty( $_SERVER['PHP_AUTH_USER'] ) ) {

			// Should be in HTTP Auth header by default
			$consumer_key = $_SERVER['PHP_AUTH_USER'];

		} elseif ( ! empty( $params['consumer_key'] ) ) {

			// Allow a query string parameter as a fallback
			$consumer_key = $params['consumer_key'];

		} else {

			throw new Exception( __( 'Consumer key is missing.', 'woocommerce' ), 404 );
		}

		// Get consumer secret
		if ( ! empty( $_SERVER['PHP_AUTH_PW'] ) ) {

			// Should be in HTTP Auth header by default
			$consumer_secret = $_SERVER['PHP_AUTH_PW'];

		} elseif ( ! empty( $params['consumer_secret'] ) ) {

			// Allow a query string parameter as a fallback
			$consumer_secret = $params['consumer_secret'];

		} else {

			throw new Exception( __( 'Consumer secret is missing.', 'woocommerce' ), 404 );
		}

		$keys = $this->get_keys_by_consumer_key( $consumer_key );

		if ( ! $this->is_consumer_secret_valid( $keys['consumer_secret'], $consumer_secret ) ) {
			throw new Exception( __( 'Consumer secret is invalid.', 'woocommerce' ), 401 );
		}

		return $keys;
	}

	/**
	 * Perform OAuth 1.0a "one-legged" (http://oauthbible.com/#oauth-10a-one-legged) authentication for non-SSL requests
	 *
	 * This is required so API credentials cannot be sniffed or intercepted when making API requests over plain HTTP
	 *
	 * This follows the spec for simple OAuth 1.0a authentication (RFC 5849) as closely as possible, with two exceptions:
	 *
	 * 1) There is no token associated with request/responses, only consumer keys/secrets are used
	 *
	 * 2) The OAuth parameters are included as part of the request query string instead of part of the Authorization header,
	 *    This is because there is no cross-OS function within PHP to get the raw Authorization header
	 *
	 * @link http://tools.ietf.org/html/rfc5849 for the full spec
	 * @since 2.1
	 * @return array
	 * @throws Exception
	 */
	private function perform_oauth_authentication() {

		$params = WC()->api->server->params['GET'];

		$param_names = array( 'oauth_consumer_key', 'oauth_timestamp', 'oauth_nonce', 'oauth_signature', 'oauth_signature_method' );

		// Check for required OAuth parameters
		foreach ( $param_names as $param_name ) {

			if ( empty( $params[ $param_name ] ) ) {
				throw new Exception( sprintf( __( '%s parameter is missing', 'woocommerce' ), $param_name ), 404 );
			}
		}

		// Fetch WP user by consumer key
		$keys = $this->get_keys_by_consumer_key( $params['oauth_consumer_key'] );

		// Perform OAuth validation
		$this->check_oauth_signature( $keys, $params );
		$this->check_oauth_timestamp_and_nonce( $keys, $params['oauth_timestamp'], $params['oauth_nonce'] );

		// Authentication successful, return user
		return $keys;
	}

	/**
	 * Return the keys for the given consumer key
	 *
	 * @since 2.4.0
	 * @param string $consumer_key
	 * @return array
	 * @throws Exception
	 */
	private function get_keys_by_consumer_key( $consumer_key ) {
		global $wpdb;

		$consumer_key = wc_api_hash( sanitize_text_field( $consumer_key ) );

		$keys = $wpdb->get_row( $wpdb->prepare( "
			SELECT key_id, user_id, permissions, consumer_key, consumer_secret, nonces
			FROM {$wpdb->prefix}woocommerce_api_keys
			WHERE consumer_key = '%s'
		", $consumer_key ), ARRAY_A );

		if ( empty( $keys ) ) {
			throw new Exception( __( 'Consumer key is invalid.', 'woocommerce' ), 401 );
		}

		return $keys;
	}

	/**
	 * Get user by ID
	 *
	 * @since  2.4.0
	 * @param  int $user_id
	 * @return WP_User
	 * @throws Exception
	 */
	private function get_user_by_id( $user_id ) {
		$user = get_user_by( 'id', $user_id );

		if ( ! $user ) {
			throw new Exception( __( 'API user is invalid', 'woocommerce' ), 401 );
		}

		return $user;
	}

	/**
	 * Check if the consumer secret provided for the given user is valid
	 *
	 * @since 2.1
	 * @param string $keys_consumer_secret
	 * @param string $consumer_secret
	 * @return bool
	 */
	private function is_consumer_secret_valid( $keys_consumer_secret, $consumer_secret ) {
		return hash_equals( $keys_consumer_secret, $consumer_secret );
	}

	/**
	 * Verify that the consumer-provided request signature matches our generated signature, this ensures the consumer
	 * has a valid key/secret
	 *
	 * @param array $keys
	 * @param array $params the request parameters
	 * @throws Exception
	 */
	private function check_oauth_signature( $keys, $params ) {

		$http_method = strtoupper( WC()->api->server->method );

		$base_request_uri = rawurlencode( untrailingslashit( get_woocommerce_api_url( '' ) ) . WC()->api->server->path );

		// Get the signature provided by the consumer and remove it from the parameters prior to checking the signature
		$consumer_signature = rawurldecode( str_replace( ' ', '+', $params['oauth_signature'] ) );
		unset( $params['oauth_signature'] );

		// Remove filters and convert them from array to strings to void normalize issues
		if ( isset( $params['filter'] ) ) {
			$filters = $params['filter'];
			unset( $params['filter'] );
			foreach ( $filters as $filter => $filter_value ) {
				$params[ 'filter[' . $filter . ']' ] = $filter_value;
			}
		}

		// Normalize parameter key/values
		$params = $this->normalize_parameters( $params );

		// Sort parameters
		if ( ! uksort( $params, 'strcmp' ) ) {
			throw new Exception( __( 'Invalid signature - failed to sort parameters.', 'woocommerce' ), 401 );
		}

		// Form query string
		$query_params = array();
		foreach ( $params as $param_key => $param_value ) {

			$query_params[] = $param_key . '%3D' . $param_value; // join with equals sign
		}
		$query_string = implode( '%26', $query_params ); // join with ampersand

		$string_to_sign = $http_method . '&' . $base_request_uri . '&' . $query_string;

		if ( 'HMAC-SHA1' !== $params['oauth_signature_method'] && 'HMAC-SHA256' !== $params['oauth_signature_method'] ) {
			throw new Exception( __( 'Invalid signature - signature method is invalid.', 'woocommerce' ), 401 );
		}

		$hash_algorithm = strtolower( str_replace( 'HMAC-', '', $params['oauth_signature_method'] ) );

		$signature = base64_encode( hash_hmac( $hash_algorithm, $string_to_sign, $keys['consumer_secret'], true ) );

		if ( ! hash_equals( $signature, $consumer_signature ) ) {
			throw new Exception( __( 'Invalid signature - provided signature does not match.', 'woocommerce' ), 401 );
		}
	}

	/**
	 * Normalize each parameter by assuming each parameter may have already been
	 * encoded, so attempt to decode, and then re-encode according to RFC 3986
	 *
	 * Note both the key and value is normalized so a filter param like:
	 *
	 * 'filter[period]' => 'week'
	 *
	 * is encoded to:
	 *
	 * 'filter%5Bperiod%5D' => 'week'
	 *
	 * This conforms to the OAuth 1.0a spec which indicates the entire query string
	 * should be URL encoded
	 *
	 * @since 2.1
	 * @see rawurlencode()
	 * @param array $parameters un-normalized parameters
	 * @return array normalized parameters
	 */
	private function normalize_parameters( $parameters ) {

		$normalized_parameters = array();

		foreach ( $parameters as $key => $value ) {

			// Percent symbols (%) must be double-encoded
			$key   = str_replace( '%', '%25', rawurlencode( rawurldecode( $key ) ) );
			$value = str_replace( '%', '%25', rawurlencode( rawurldecode( $value ) ) );

			$normalized_parameters[ $key ] = $value;
		}

		return $normalized_parameters;
	}

	/**
	 * Verify that the timestamp and nonce provided with the request are valid. This prevents replay attacks where
	 * an attacker could attempt to re-send an intercepted request at a later time.
	 *
	 * - A timestamp is valid if it is within 15 minutes of now
	 * - A nonce is valid if it has not been used within the last 15 minutes
	 *
	 * @param array $keys
	 * @param int $timestamp the unix timestamp for when the request was made
	 * @param string $nonce a unique (for the given user) 32 alphanumeric string, consumer-generated
	 * @throws Exception
	 */
	private function check_oauth_timestamp_and_nonce( $keys, $timestamp, $nonce ) {
		global $wpdb;

		$valid_window = 15 * 60; // 15 minute window

		if ( ( $timestamp < time() - $valid_window ) || ( $timestamp > time() + $valid_window ) ) {
			throw new Exception( __( 'Invalid timestamp.', 'woocommerce' ), 401 );
		}

		$used_nonces = maybe_unserialize( $keys['nonces'] );

		if ( empty( $used_nonces ) ) {
			$used_nonces = array();
		}

		if ( in_array( $nonce, $used_nonces ) ) {
			throw new Exception( __( 'Invalid nonce - nonce has already been used.', 'woocommerce' ), 401 );
		}

		$used_nonces[ $timestamp ] = $nonce;

		// Remove expired nonces
		foreach ( $used_nonces as $nonce_timestamp => $nonce ) {
			if ( $nonce_timestamp < ( time() - $valid_window ) ) {
				unset( $used_nonces[ $nonce_timestamp ] );
			}
		}

		$used_nonces = maybe_serialize( $used_nonces );

		$wpdb->update(
			$wpdb->prefix . 'woocommerce_api_keys',
			array( 'nonces' => $used_nonces ),
			array( 'key_id' => $keys['key_id'] ),
			array( '%s' ),
			array( '%d' )
		);
	}

	/**
	 * Check that the API keys provided have the proper key-specific permissions to either read or write API resources
	 *
	 * @param string $key_permissions
	 * @throws Exception if the permission check fails
	 */
	public function check_api_key_permissions( $key_permissions ) {
		switch ( WC()->api->server->method ) {

			case 'HEAD':
			case 'GET':
				if ( 'read' !== $key_permissions && 'read_write' !== $key_permissions ) {
					throw new Exception( __( 'The API key provided does not have read permissions.', 'woocommerce' ), 401 );
				}
				break;

			case 'POST':
			case 'PUT':
			case 'PATCH':
			case 'DELETE':
				if ( 'write' !== $key_permissions && 'read_write' !== $key_permissions ) {
					throw new Exception( __( 'The API key provided does not have write permissions.', 'woocommerce' ), 401 );
				}
				break;
		}
	}

	/**
	 * Updated API Key last access datetime
	 *
	 * @since 2.4.0
	 *
	 * @param int $key_id
	 */
	private function update_api_key_last_access( $key_id ) {
		global $wpdb;

		$wpdb->update(
			$wpdb->prefix . 'woocommerce_api_keys',
			array( 'last_access' => current_time( 'mysql' ) ),
			array( 'key_id' => $key_id ),
			array( '%s' ),
			array( '%d' )
		);
	}
}
class-wc-api-coupons.php000064400000050074151550474420011241 0ustar00<?php
/**
 * WooCommerce API Coupons Class
 *
 * Handles requests to the /coupons endpoint
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Coupons extends WC_API_Resource {

	/** @var string $base the route base */
	protected $base = '/coupons';

	/**
	 * Register the routes for this class
	 *
	 * GET /coupons
	 * GET /coupons/count
	 * GET /coupons/<id>
	 *
	 * @since 2.1
	 * @param array $routes
	 * @return array
	 */
	public function register_routes( $routes ) {

		# GET/POST /coupons
		$routes[ $this->base ] = array(
			array( array( $this, 'get_coupons' ),     WC_API_Server::READABLE ),
			array( array( $this, 'create_coupon' ),   WC_API_Server::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET /coupons/count
		$routes[ $this->base . '/count' ] = array(
			array( array( $this, 'get_coupons_count' ), WC_API_Server::READABLE ),
		);

		# GET/PUT/DELETE /coupons/<id>
		$routes[ $this->base . '/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_coupon' ),    WC_API_Server::READABLE ),
			array( array( $this, 'edit_coupon' ),   WC_API_SERVER::EDITABLE | WC_API_SERVER::ACCEPT_DATA ),
			array( array( $this, 'delete_coupon' ), WC_API_SERVER::DELETABLE ),
		);

		# GET /coupons/code/<code>, note that coupon codes can contain spaces, dashes and underscores
		$routes[ $this->base . '/code/(?P<code>\w[\w\s\-]*)' ] = array(
			array( array( $this, 'get_coupon_by_code' ), WC_API_Server::READABLE ),
		);

		# POST|PUT /coupons/bulk
		$routes[ $this->base . '/bulk' ] = array(
			array( array( $this, 'bulk' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
		);

		return $routes;
	}

	/**
	 * Get all coupons
	 *
	 * @since 2.1
	 * @param string $fields
	 * @param array $filter
	 * @param int $page
	 * @return array
	 */
	public function get_coupons( $fields = null, $filter = array(), $page = 1 ) {

		$filter['page'] = $page;

		$query = $this->query_coupons( $filter );

		$coupons = array();

		foreach ( $query->posts as $coupon_id ) {

			if ( ! $this->is_readable( $coupon_id ) ) {
				continue;
			}

			$coupons[] = current( $this->get_coupon( $coupon_id, $fields ) );
		}

		$this->server->add_pagination_headers( $query );

		return array( 'coupons' => $coupons );
	}

	/**
	 * Get the coupon for the given ID
	 *
	 * @since 2.1
	 * @param int $id the coupon ID
	 * @param string $fields fields to include in response
	 * @return array|WP_Error
	 */
	public function get_coupon( $id, $fields = null ) {
		try {

			$id = $this->validate_request( $id, 'shop_coupon', 'read' );

			if ( is_wp_error( $id ) ) {
				return $id;
			}

			$coupon = new WC_Coupon( $id );

			if ( 0 === $coupon->get_id() ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_coupon_id', __( 'Invalid coupon ID', 'woocommerce' ), 404 );
			}

			$coupon_data = array(
				'id'                           => $coupon->get_id(),
				'code'                         => $coupon->get_code(),
				'type'                         => $coupon->get_discount_type(),
				'created_at'                   => $this->server->format_datetime( $coupon->get_date_created() ? $coupon->get_date_created()->getTimestamp() : 0 ), // API gives UTC times.
				'updated_at'                   => $this->server->format_datetime( $coupon->get_date_modified() ? $coupon->get_date_modified()->getTimestamp() : 0 ), // API gives UTC times.
				'amount'                       => wc_format_decimal( $coupon->get_amount(), 2 ),
				'individual_use'               => $coupon->get_individual_use(),
				'product_ids'                  => array_map( 'absint', (array) $coupon->get_product_ids() ),
				'exclude_product_ids'          => array_map( 'absint', (array) $coupon->get_excluded_product_ids() ),
				'usage_limit'                  => $coupon->get_usage_limit() ? $coupon->get_usage_limit() : null,
				'usage_limit_per_user'         => $coupon->get_usage_limit_per_user() ? $coupon->get_usage_limit_per_user() : null,
				'limit_usage_to_x_items'       => (int) $coupon->get_limit_usage_to_x_items(),
				'usage_count'                  => (int) $coupon->get_usage_count(),
				'expiry_date'                  => $coupon->get_date_expires() ? $this->server->format_datetime( $coupon->get_date_expires()->getTimestamp() ) : null, // API gives UTC times.
				'enable_free_shipping'         => $coupon->get_free_shipping(),
				'product_category_ids'         => array_map( 'absint', (array) $coupon->get_product_categories() ),
				'exclude_product_category_ids' => array_map( 'absint', (array) $coupon->get_excluded_product_categories() ),
				'exclude_sale_items'           => $coupon->get_exclude_sale_items(),
				'minimum_amount'               => wc_format_decimal( $coupon->get_minimum_amount(), 2 ),
				'maximum_amount'               => wc_format_decimal( $coupon->get_maximum_amount(), 2 ),
				'customer_emails'              => $coupon->get_email_restrictions(),
				'description'                  => $coupon->get_description(),
			);

			return array( 'coupon' => apply_filters( 'woocommerce_api_coupon_response', $coupon_data, $coupon, $fields, $this->server ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get the total number of coupons
	 *
	 * @since 2.1
	 *
	 * @param array $filter
	 *
	 * @return array|WP_Error
	 */
	public function get_coupons_count( $filter = array() ) {
		try {
			if ( ! current_user_can( 'read_private_shop_coupons' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_coupons_count', __( 'You do not have permission to read the coupons count', 'woocommerce' ), 401 );
			}

			$query = $this->query_coupons( $filter );

			return array( 'count' => (int) $query->found_posts );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get the coupon for the given code
	 *
	 * @since 2.1
	 * @param string $code the coupon code
	 * @param string $fields fields to include in response
	 * @return int|WP_Error
	 */
	public function get_coupon_by_code( $code, $fields = null ) {
		global $wpdb;

		try {
			$id = $wpdb->get_var( $wpdb->prepare( "SELECT id FROM $wpdb->posts WHERE post_title = %s AND post_type = 'shop_coupon' AND post_status = 'publish' ORDER BY post_date DESC LIMIT 1;", $code ) );

			if ( is_null( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_coupon_code', __( 'Invalid coupon code', 'woocommerce' ), 404 );
			}

			return $this->get_coupon( $id, $fields );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Create a coupon
	 *
	 * @since 2.2
	 *
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function create_coupon( $data ) {
		global $wpdb;

		try {
			if ( ! isset( $data['coupon'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_coupon_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'coupon' ), 400 );
			}

			$data = $data['coupon'];

			// Check user permission
			if ( ! current_user_can( 'publish_shop_coupons' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_coupon', __( 'You do not have permission to create coupons', 'woocommerce' ), 401 );
			}

			$data = apply_filters( 'woocommerce_api_create_coupon_data', $data, $this );

			// Check if coupon code is specified
			if ( ! isset( $data['code'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_coupon_code', sprintf( __( 'Missing parameter %s', 'woocommerce' ), 'code' ), 400 );
			}

			$coupon_code  = wc_format_coupon_code( $data['code'] );
			$id_from_code = wc_get_coupon_id_by_code( $coupon_code );

			if ( $id_from_code ) {
				throw new WC_API_Exception( 'woocommerce_api_coupon_code_already_exists', __( 'The coupon code already exists', 'woocommerce' ), 400 );
			}

			$defaults = array(
				'type'                         => 'fixed_cart',
				'amount'                       => 0,
				'individual_use'               => false,
				'product_ids'                  => array(),
				'exclude_product_ids'          => array(),
				'usage_limit'                  => '',
				'usage_limit_per_user'         => '',
				'limit_usage_to_x_items'       => '',
				'usage_count'                  => '',
				'expiry_date'                  => '',
				'enable_free_shipping'         => false,
				'product_category_ids'         => array(),
				'exclude_product_category_ids' => array(),
				'exclude_sale_items'           => false,
				'minimum_amount'               => '',
				'maximum_amount'               => '',
				'customer_emails'              => array(),
				'description'                  => '',
			);

			$coupon_data = wp_parse_args( $data, $defaults );

			// Validate coupon types
			if ( ! in_array( wc_clean( $coupon_data['type'] ), array_keys( wc_get_coupon_types() ) ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_coupon_type', sprintf( __( 'Invalid coupon type - the coupon type must be any of these: %s', 'woocommerce' ), implode( ', ', array_keys( wc_get_coupon_types() ) ) ), 400 );
			}

			$new_coupon = array(
				'post_title'   => $coupon_code,
				'post_content' => '',
				'post_status'  => 'publish',
				'post_author'  => get_current_user_id(),
				'post_type'    => 'shop_coupon',
				'post_excerpt' => $coupon_data['description'],
	 		);

			$id = wp_insert_post( $new_coupon, true );

			if ( is_wp_error( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_create_coupon', $id->get_error_message(), 400 );
			}

			// Set coupon meta
			update_post_meta( $id, 'discount_type', $coupon_data['type'] );
			update_post_meta( $id, 'coupon_amount', wc_format_decimal( $coupon_data['amount'] ) );
			update_post_meta( $id, 'individual_use', ( true === $coupon_data['individual_use'] ) ? 'yes' : 'no' );
			update_post_meta( $id, 'product_ids', implode( ',', array_filter( array_map( 'intval', $coupon_data['product_ids'] ) ) ) );
			update_post_meta( $id, 'exclude_product_ids', implode( ',', array_filter( array_map( 'intval', $coupon_data['exclude_product_ids'] ) ) ) );
			update_post_meta( $id, 'usage_limit', absint( $coupon_data['usage_limit'] ) );
			update_post_meta( $id, 'usage_limit_per_user', absint( $coupon_data['usage_limit_per_user'] ) );
			update_post_meta( $id, 'limit_usage_to_x_items', absint( $coupon_data['limit_usage_to_x_items'] ) );
			update_post_meta( $id, 'usage_count', absint( $coupon_data['usage_count'] ) );
			update_post_meta( $id, 'expiry_date', $this->get_coupon_expiry_date( wc_clean( $coupon_data['expiry_date'] ) ) );
			update_post_meta( $id, 'date_expires', $this->get_coupon_expiry_date( wc_clean( $coupon_data['expiry_date'] ), true ) );
			update_post_meta( $id, 'free_shipping', ( true === $coupon_data['enable_free_shipping'] ) ? 'yes' : 'no' );
			update_post_meta( $id, 'product_categories', array_filter( array_map( 'intval', $coupon_data['product_category_ids'] ) ) );
			update_post_meta( $id, 'exclude_product_categories', array_filter( array_map( 'intval', $coupon_data['exclude_product_category_ids'] ) ) );
			update_post_meta( $id, 'exclude_sale_items', ( true === $coupon_data['exclude_sale_items'] ) ? 'yes' : 'no' );
			update_post_meta( $id, 'minimum_amount', wc_format_decimal( $coupon_data['minimum_amount'] ) );
			update_post_meta( $id, 'maximum_amount', wc_format_decimal( $coupon_data['maximum_amount'] ) );
			update_post_meta( $id, 'customer_email', array_filter( array_map( 'sanitize_email', $coupon_data['customer_emails'] ) ) );

			do_action( 'woocommerce_api_create_coupon', $id, $data );
			do_action( 'woocommerce_new_coupon', $id );

			$this->server->send_status( 201 );

			return $this->get_coupon( $id );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Edit a coupon
	 *
	 * @since 2.2
	 *
	 * @param int $id the coupon ID
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function edit_coupon( $id, $data ) {

		try {
			if ( ! isset( $data['coupon'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_coupon_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'coupon' ), 400 );
			}

			$data = $data['coupon'];

			$id = $this->validate_request( $id, 'shop_coupon', 'edit' );

			if ( is_wp_error( $id ) ) {
				return $id;
			}

			$data = apply_filters( 'woocommerce_api_edit_coupon_data', $data, $id, $this );

			if ( isset( $data['code'] ) ) {
				global $wpdb;

				$coupon_code  = wc_format_coupon_code( $data['code'] );
				$id_from_code = wc_get_coupon_id_by_code( $coupon_code, $id );

				if ( $id_from_code ) {
					throw new WC_API_Exception( 'woocommerce_api_coupon_code_already_exists', __( 'The coupon code already exists', 'woocommerce' ), 400 );
				}

				$updated = wp_update_post( array( 'ID' => intval( $id ), 'post_title' => $coupon_code ) );

				if ( 0 === $updated ) {
					throw new WC_API_Exception( 'woocommerce_api_cannot_update_coupon', __( 'Failed to update coupon', 'woocommerce' ), 400 );
				}
			}

			if ( isset( $data['description'] ) ) {
				$updated = wp_update_post( array( 'ID' => intval( $id ), 'post_excerpt' => $data['description'] ) );

				if ( 0 === $updated ) {
					throw new WC_API_Exception( 'woocommerce_api_cannot_update_coupon', __( 'Failed to update coupon', 'woocommerce' ), 400 );
				}
			}

			if ( isset( $data['type'] ) ) {
				// Validate coupon types
				if ( ! in_array( wc_clean( $data['type'] ), array_keys( wc_get_coupon_types() ) ) ) {
					throw new WC_API_Exception( 'woocommerce_api_invalid_coupon_type', sprintf( __( 'Invalid coupon type - the coupon type must be any of these: %s', 'woocommerce' ), implode( ', ', array_keys( wc_get_coupon_types() ) ) ), 400 );
				}
				update_post_meta( $id, 'discount_type', $data['type'] );
			}

			if ( isset( $data['amount'] ) ) {
				update_post_meta( $id, 'coupon_amount', wc_format_decimal( $data['amount'] ) );
			}

			if ( isset( $data['individual_use'] ) ) {
				update_post_meta( $id, 'individual_use', ( true === $data['individual_use'] ) ? 'yes' : 'no' );
			}

			if ( isset( $data['product_ids'] ) ) {
				update_post_meta( $id, 'product_ids', implode( ',', array_filter( array_map( 'intval', $data['product_ids'] ) ) ) );
			}

			if ( isset( $data['exclude_product_ids'] ) ) {
				update_post_meta( $id, 'exclude_product_ids', implode( ',', array_filter( array_map( 'intval', $data['exclude_product_ids'] ) ) ) );
			}

			if ( isset( $data['usage_limit'] ) ) {
				update_post_meta( $id, 'usage_limit', absint( $data['usage_limit'] ) );
			}

			if ( isset( $data['usage_limit_per_user'] ) ) {
				update_post_meta( $id, 'usage_limit_per_user', absint( $data['usage_limit_per_user'] ) );
			}

			if ( isset( $data['limit_usage_to_x_items'] ) ) {
				update_post_meta( $id, 'limit_usage_to_x_items', absint( $data['limit_usage_to_x_items'] ) );
			}

			if ( isset( $data['usage_count'] ) ) {
				update_post_meta( $id, 'usage_count', absint( $data['usage_count'] ) );
			}

			if ( isset( $data['expiry_date'] ) ) {
				update_post_meta( $id, 'expiry_date', $this->get_coupon_expiry_date( wc_clean( $data['expiry_date'] ) ) );
				update_post_meta( $id, 'date_expires', $this->get_coupon_expiry_date( wc_clean( $data['expiry_date'] ), true ) );
			}

			if ( isset( $data['enable_free_shipping'] ) ) {
				update_post_meta( $id, 'free_shipping', ( true === $data['enable_free_shipping'] ) ? 'yes' : 'no' );
			}

			if ( isset( $data['product_category_ids'] ) ) {
				update_post_meta( $id, 'product_categories', array_filter( array_map( 'intval', $data['product_category_ids'] ) ) );
			}

			if ( isset( $data['exclude_product_category_ids'] ) ) {
				update_post_meta( $id, 'exclude_product_categories', array_filter( array_map( 'intval', $data['exclude_product_category_ids'] ) ) );
			}

			if ( isset( $data['exclude_sale_items'] ) ) {
				update_post_meta( $id, 'exclude_sale_items', ( true === $data['exclude_sale_items'] ) ? 'yes' : 'no' );
			}

			if ( isset( $data['minimum_amount'] ) ) {
				update_post_meta( $id, 'minimum_amount', wc_format_decimal( $data['minimum_amount'] ) );
			}

			if ( isset( $data['maximum_amount'] ) ) {
				update_post_meta( $id, 'maximum_amount', wc_format_decimal( $data['maximum_amount'] ) );
			}

			if ( isset( $data['customer_emails'] ) ) {
				update_post_meta( $id, 'customer_email', array_filter( array_map( 'sanitize_email', $data['customer_emails'] ) ) );
			}

			do_action( 'woocommerce_api_edit_coupon', $id, $data );
			do_action( 'woocommerce_update_coupon', $id );

			return $this->get_coupon( $id );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete a coupon
	 *
	 * @since  2.2
	 * @param int $id the coupon ID
	 * @param bool $force true to permanently delete coupon, false to move to trash
	 * @return array|WP_Error
	 */
	public function delete_coupon( $id, $force = false ) {

		$id = $this->validate_request( $id, 'shop_coupon', 'delete' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		do_action( 'woocommerce_api_delete_coupon', $id, $this );

		return $this->delete( $id, 'shop_coupon', ( 'true' === $force ) );
	}

	/**
	 * expiry_date format
	 *
	 * @since  2.3.0
	 * @param  string $expiry_date
	 * @param bool $as_timestamp (default: false)
	 * @return string|int
	 */
	protected function get_coupon_expiry_date( $expiry_date, $as_timestamp = false ) {
		if ( '' != $expiry_date ) {
			if ( $as_timestamp ) {
				return strtotime( $expiry_date );
			}

			return date( 'Y-m-d', strtotime( $expiry_date ) );
		}

		return '';
	}

	/**
	 * Helper method to get coupon post objects
	 *
	 * @since 2.1
	 * @param array $args request arguments for filtering query
	 * @return WP_Query
	 */
	private function query_coupons( $args ) {

		// set base query arguments
		$query_args = array(
			'fields'      => 'ids',
			'post_type'   => 'shop_coupon',
			'post_status' => 'publish',
		);

		$query_args = $this->merge_query_args( $query_args, $args );

		return new WP_Query( $query_args );
	}

	/**
	 * Bulk update or insert coupons
	 * Accepts an array with coupons in the formats supported by
	 * WC_API_Coupons->create_coupon() and WC_API_Coupons->edit_coupon()
	 *
	 * @since 2.4.0
	 *
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function bulk( $data ) {

		try {
			if ( ! isset( $data['coupons'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_coupons_data', sprintf( __( 'No %1$s data specified to create/edit %1$s', 'woocommerce' ), 'coupons' ), 400 );
			}

			$data  = $data['coupons'];
			$limit = apply_filters( 'woocommerce_api_bulk_limit', 100, 'coupons' );

			// Limit bulk operation
			if ( count( $data ) > $limit ) {
				throw new WC_API_Exception( 'woocommerce_api_coupons_request_entity_too_large', sprintf( __( 'Unable to accept more than %s items for this request.', 'woocommerce' ), $limit ), 413 );
			}

			$coupons = array();

			foreach ( $data as $_coupon ) {
				$coupon_id = 0;

				// Try to get the coupon ID
				if ( isset( $_coupon['id'] ) ) {
					$coupon_id = intval( $_coupon['id'] );
				}

				// Coupon exists / edit coupon
				if ( $coupon_id ) {
					$edit = $this->edit_coupon( $coupon_id, array( 'coupon' => $_coupon ) );

					if ( is_wp_error( $edit ) ) {
						$coupons[] = array(
							'id'    => $coupon_id,
							'error' => array( 'code' => $edit->get_error_code(), 'message' => $edit->get_error_message() ),
						);
					} else {
						$coupons[] = $edit['coupon'];
					}
				} else {

					// Coupon don't exists / create coupon
					$new = $this->create_coupon( array( 'coupon' => $_coupon ) );

					if ( is_wp_error( $new ) ) {
						$coupons[] = array(
							'id'    => $coupon_id,
							'error' => array( 'code' => $new->get_error_code(), 'message' => $new->get_error_message() ),
						);
					} else {
						$coupons[] = $new['coupon'];
					}
				}
			}

			return array( 'coupons' => apply_filters( 'woocommerce_api_coupons_bulk_response', $coupons, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}
}
class-wc-api-customers.php000064400000061142151550474420011575 0ustar00<?php
/**
 * WooCommerce API Customers Class
 *
 * Handles requests to the /customers endpoint
 *
 * @author   WooThemes
 * @category API
 * @package  WooCommerce\RestApi
 * @since    2.2
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Customers extends WC_API_Resource {

	/** @var string $base the route base */
	protected $base = '/customers';

	/** @var string $created_at_min for date filtering */
	private $created_at_min = null;

	/** @var string $created_at_max for date filtering */
	private $created_at_max = null;

	/**
	 * Setup class, overridden to provide customer data to order response
	 *
	 * @since 2.1
	 * @param WC_API_Server $server
	 */
	public function __construct( WC_API_Server $server ) {

		parent::__construct( $server );

		// add customer data to order responses
		add_filter( 'woocommerce_api_order_response', array( $this, 'add_customer_data' ), 10, 2 );

		// modify WP_User_Query to support created_at date filtering
		add_action( 'pre_user_query', array( $this, 'modify_user_query' ) );
	}

	/**
	 * Register the routes for this class
	 *
	 * GET /customers
	 * GET /customers/count
	 * GET /customers/<id>
	 * GET /customers/<id>/orders
	 *
	 * @since 2.2
	 * @param array $routes
	 * @return array
	 */
	public function register_routes( $routes ) {

		# GET/POST /customers
		$routes[ $this->base ] = array(
			array( array( $this, 'get_customers' ),   WC_API_SERVER::READABLE ),
			array( array( $this, 'create_customer' ), WC_API_SERVER::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET /customers/count
		$routes[ $this->base . '/count' ] = array(
			array( array( $this, 'get_customers_count' ), WC_API_SERVER::READABLE ),
		);

		# GET/PUT/DELETE /customers/<id>
		$routes[ $this->base . '/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_customer' ),    WC_API_SERVER::READABLE ),
			array( array( $this, 'edit_customer' ),   WC_API_SERVER::EDITABLE | WC_API_SERVER::ACCEPT_DATA ),
			array( array( $this, 'delete_customer' ), WC_API_SERVER::DELETABLE ),
		);

		# GET /customers/email/<email>
		$routes[ $this->base . '/email/(?P<email>.+)' ] = array(
			array( array( $this, 'get_customer_by_email' ), WC_API_SERVER::READABLE ),
		);

		# GET /customers/<id>/orders
		$routes[ $this->base . '/(?P<id>\d+)/orders' ] = array(
			array( array( $this, 'get_customer_orders' ), WC_API_SERVER::READABLE ),
		);

		# GET /customers/<id>/downloads
		$routes[ $this->base . '/(?P<id>\d+)/downloads' ] = array(
			array( array( $this, 'get_customer_downloads' ), WC_API_SERVER::READABLE ),
		);

		# POST|PUT /customers/bulk
		$routes[ $this->base . '/bulk' ] = array(
			array( array( $this, 'bulk' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
		);

		return $routes;
	}

	/**
	 * Get all customers
	 *
	 * @since 2.1
	 * @param array $fields
	 * @param array $filter
	 * @param int $page
	 * @return array
	 */
	public function get_customers( $fields = null, $filter = array(), $page = 1 ) {

		$filter['page'] = $page;

		$query = $this->query_customers( $filter );

		$customers = array();

		foreach ( $query->get_results() as $user_id ) {

			if ( ! $this->is_readable( $user_id ) ) {
				continue;
			}

			$customers[] = current( $this->get_customer( $user_id, $fields ) );
		}

		$this->server->add_pagination_headers( $query );

		return array( 'customers' => $customers );
	}

	/**
	 * Get the customer for the given ID
	 *
	 * @since 2.1
	 * @param int $id the customer ID
	 * @param array $fields
	 * @return array|WP_Error
	 */
	public function get_customer( $id, $fields = null ) {
		global $wpdb;

		$id = $this->validate_request( $id, 'customer', 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$customer      = new WC_Customer( $id );
		$last_order    = $customer->get_last_order();
		$customer_data = array(
			'id'               => $customer->get_id(),
			'created_at'       => $this->server->format_datetime( $customer->get_date_created() ? $customer->get_date_created()->getTimestamp() : 0 ), // API gives UTC times.
			'email'            => $customer->get_email(),
			'first_name'       => $customer->get_first_name(),
			'last_name'        => $customer->get_last_name(),
			'username'         => $customer->get_username(),
			'role'             => $customer->get_role(),
			'last_order_id'    => is_object( $last_order ) ? $last_order->get_id() : null,
			'last_order_date'  => is_object( $last_order ) ? $this->server->format_datetime( $last_order->get_date_created() ? $last_order->get_date_created()->getTimestamp() : 0 ) : null, // API gives UTC times.
			'orders_count'     => $customer->get_order_count(),
			'total_spent'      => wc_format_decimal( $customer->get_total_spent(), 2 ),
			'avatar_url'       => $customer->get_avatar_url(),
			'billing_address'  => array(
				'first_name' => $customer->get_billing_first_name(),
				'last_name'  => $customer->get_billing_last_name(),
				'company'    => $customer->get_billing_company(),
				'address_1'  => $customer->get_billing_address_1(),
				'address_2'  => $customer->get_billing_address_2(),
				'city'       => $customer->get_billing_city(),
				'state'      => $customer->get_billing_state(),
				'postcode'   => $customer->get_billing_postcode(),
				'country'    => $customer->get_billing_country(),
				'email'      => $customer->get_billing_email(),
				'phone'      => $customer->get_billing_phone(),
			),
			'shipping_address' => array(
				'first_name' => $customer->get_shipping_first_name(),
				'last_name'  => $customer->get_shipping_last_name(),
				'company'    => $customer->get_shipping_company(),
				'address_1'  => $customer->get_shipping_address_1(),
				'address_2'  => $customer->get_shipping_address_2(),
				'city'       => $customer->get_shipping_city(),
				'state'      => $customer->get_shipping_state(),
				'postcode'   => $customer->get_shipping_postcode(),
				'country'    => $customer->get_shipping_country(),
			),
		);

		return array( 'customer' => apply_filters( 'woocommerce_api_customer_response', $customer_data, $customer, $fields, $this->server ) );
	}

	/**
	 * Get the customer for the given email
	 *
	 * @since 2.1
	 *
	 * @param string $email the customer email
	 * @param array $fields
	 *
	 * @return array|WP_Error
	 */
	public function get_customer_by_email( $email, $fields = null ) {
		try {
			if ( is_email( $email ) ) {
				$customer = get_user_by( 'email', $email );
				if ( ! is_object( $customer ) ) {
					throw new WC_API_Exception( 'woocommerce_api_invalid_customer_email', __( 'Invalid customer email', 'woocommerce' ), 404 );
				}
			} else {
				throw new WC_API_Exception( 'woocommerce_api_invalid_customer_email', __( 'Invalid customer email', 'woocommerce' ), 404 );
			}

			return $this->get_customer( $customer->ID, $fields );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get the total number of customers
	 *
	 * @since 2.1
	 *
	 * @param array $filter
	 *
	 * @return array|WP_Error
	 */
	public function get_customers_count( $filter = array() ) {
		try {
			if ( ! current_user_can( 'list_users' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_customers_count', __( 'You do not have permission to read the customers count', 'woocommerce' ), 401 );
			}

			$query = $this->query_customers( $filter );

			return array( 'count' => $query->get_total() );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get customer billing address fields.
	 *
	 * @since  2.2
	 * @return array
	 */
	protected function get_customer_billing_address() {
		$billing_address = apply_filters( 'woocommerce_api_customer_billing_address', array(
			'first_name',
			'last_name',
			'company',
			'address_1',
			'address_2',
			'city',
			'state',
			'postcode',
			'country',
			'email',
			'phone',
		) );

		return $billing_address;
	}

	/**
	 * Get customer shipping address fields.
	 *
	 * @since  2.2
	 * @return array
	 */
	protected function get_customer_shipping_address() {
		$shipping_address = apply_filters( 'woocommerce_api_customer_shipping_address', array(
			'first_name',
			'last_name',
			'company',
			'address_1',
			'address_2',
			'city',
			'state',
			'postcode',
			'country',
		) );

		return $shipping_address;
	}

	/**
	 * Add/Update customer data.
	 *
	 * @since 2.2
	 * @param int $id the customer ID
	 * @param array $data
	 * @param WC_Customer $customer
	 */
	protected function update_customer_data( $id, $data, $customer ) {

		// Customer first name.
		if ( isset( $data['first_name'] ) ) {
			$customer->set_first_name( wc_clean( $data['first_name'] ) );
		}

		// Customer last name.
		if ( isset( $data['last_name'] ) ) {
			$customer->set_last_name( wc_clean( $data['last_name'] ) );
		}

		// Customer billing address.
		if ( isset( $data['billing_address'] ) ) {
			foreach ( $this->get_customer_billing_address() as $field ) {
				if ( isset( $data['billing_address'][ $field ] ) ) {
					if ( is_callable( array( $customer, "set_billing_{$field}" ) ) ) {
						$customer->{"set_billing_{$field}"}( $data['billing_address'][ $field ] );
					} else {
						$customer->update_meta_data( 'billing_' . $field, wc_clean( $data['billing_address'][ $field ] ) );
					}
				}
			}
		}

		// Customer shipping address.
		if ( isset( $data['shipping_address'] ) ) {
			foreach ( $this->get_customer_shipping_address() as $field ) {
				if ( isset( $data['shipping_address'][ $field ] ) ) {
					if ( is_callable( array( $customer, "set_shipping_{$field}" ) ) ) {
						$customer->{"set_shipping_{$field}"}( $data['shipping_address'][ $field ] );
					} else {
						$customer->update_meta_data( 'shipping_' . $field, wc_clean( $data['shipping_address'][ $field ] ) );
					}
				}
			}
		}

		do_action( 'woocommerce_api_update_customer_data', $id, $data, $customer );
	}

	/**
	 * Create a customer
	 *
	 * @since 2.2
	 *
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function create_customer( $data ) {
		try {
			if ( ! isset( $data['customer'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_customer_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'customer' ), 400 );
			}

			$data = $data['customer'];

			// Checks with can create new users.
			if ( ! current_user_can( 'create_users' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_customer', __( 'You do not have permission to create this customer', 'woocommerce' ), 401 );
			}

			$data = apply_filters( 'woocommerce_api_create_customer_data', $data, $this );

			// Checks with the email is missing.
			if ( ! isset( $data['email'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_customer_email', sprintf( __( 'Missing parameter %s', 'woocommerce' ), 'email' ), 400 );
			}

			// Create customer.
			$customer = new WC_Customer;
			$customer->set_username( ! empty( $data['username'] ) ? $data['username'] : '' );
			$customer->set_password( ! empty( $data['password'] ) ? $data['password'] : '' );
			$customer->set_email( $data['email'] );
			$customer->save();

			if ( ! $customer->get_id() ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_customer', __( 'This resource cannot be created.', 'woocommerce' ), 400 );
			}

			// Added customer data.
			$this->update_customer_data( $customer->get_id(), $data, $customer );
			$customer->save();

			do_action( 'woocommerce_api_create_customer', $customer->get_id(), $data );

			$this->server->send_status( 201 );

			return $this->get_customer( $customer->get_id() );
		} catch ( Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Edit a customer
	 *
	 * @since 2.2
	 *
	 * @param int $id the customer ID
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function edit_customer( $id, $data ) {
		try {
			if ( ! isset( $data['customer'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_customer_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'customer' ), 400 );
			}

			$data = $data['customer'];

			// Validate the customer ID.
			$id = $this->validate_request( $id, 'customer', 'edit' );

			// Return the validate error.
			if ( is_wp_error( $id ) ) {
				throw new WC_API_Exception( $id->get_error_code(), $id->get_error_message(), 400 );
			}

			$data = apply_filters( 'woocommerce_api_edit_customer_data', $data, $this );

			$customer = new WC_Customer( $id );

			// Customer email.
			if ( isset( $data['email'] ) ) {
				$customer->set_email( $data['email'] );
			}

			// Customer password.
			if ( isset( $data['password'] ) ) {
				$customer->set_password( $data['password'] );
			}

			// Update customer data.
			$this->update_customer_data( $customer->get_id(), $data, $customer );

			$customer->save();

			do_action( 'woocommerce_api_edit_customer', $customer->get_id(), $data );

			return $this->get_customer( $customer->get_id() );
		} catch ( Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete a customer
	 *
	 * @since 2.2
	 * @param int $id the customer ID
	 * @return array|WP_Error
	 */
	public function delete_customer( $id ) {

		// Validate the customer ID.
		$id = $this->validate_request( $id, 'customer', 'delete' );

		// Return the validate error.
		if ( is_wp_error( $id ) ) {
			return $id;
		}

		do_action( 'woocommerce_api_delete_customer', $id, $this );

		return $this->delete( $id, 'customer' );
	}

	/**
	 * Get the orders for a customer
	 *
	 * @since 2.1
	 * @param int $id the customer ID
	 * @param string $fields fields to include in response
	 * @return array|WP_Error
	 */
	public function get_customer_orders( $id, $fields = null ) {
		global $wpdb;

		$id = $this->validate_request( $id, 'customer', 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$order_ids = wc_get_orders( array(
			'customer' => $id,
			'limit'    => -1,
			'orderby'  => 'date',
			'order'    => 'ASC',
			'return'   => 'ids',
		) );

		if ( empty( $order_ids ) ) {
			return array( 'orders' => array() );
		}

		$orders = array();

		foreach ( $order_ids as $order_id ) {
			$orders[] = current( WC()->api->WC_API_Orders->get_order( $order_id, $fields ) );
		}

		return array( 'orders' => apply_filters( 'woocommerce_api_customer_orders_response', $orders, $id, $fields, $order_ids, $this->server ) );
	}

	/**
	 * Get the available downloads for a customer
	 *
	 * @since 2.2
	 * @param int $id the customer ID
	 * @param string $fields fields to include in response
	 * @return array|WP_Error
	 */
	public function get_customer_downloads( $id, $fields = null ) {
		$id = $this->validate_request( $id, 'customer', 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$downloads  = array();
		$_downloads = wc_get_customer_available_downloads( $id );

		foreach ( $_downloads as $key => $download ) {
			$downloads[] = array(
				'download_url'        => $download['download_url'],
				'download_id'         => $download['download_id'],
				'product_id'          => $download['product_id'],
				'download_name'       => $download['download_name'],
				'order_id'            => $download['order_id'],
				'order_key'           => $download['order_key'],
				'downloads_remaining' => $download['downloads_remaining'],
				'access_expires'      => $download['access_expires'] ? $this->server->format_datetime( $download['access_expires'] ) : null,
				'file'                => $download['file'],
			);
		}

		return array( 'downloads' => apply_filters( 'woocommerce_api_customer_downloads_response', $downloads, $id, $fields, $this->server ) );
	}

	/**
	 * Helper method to get customer user objects
	 *
	 * Note that WP_User_Query does not have built-in pagination so limit & offset are used to provide limited
	 * pagination support
	 *
	 * The filter for role can only be a single role in a string.
	 *
	 * @since 2.3
	 * @param array $args request arguments for filtering query
	 * @return WP_User_Query
	 */
	private function query_customers( $args = array() ) {

		// default users per page
		$users_per_page = get_option( 'posts_per_page' );

		// Set base query arguments
		$query_args = array(
			'fields'  => 'ID',
			'role'    => 'customer',
			'orderby' => 'registered',
			'number'  => $users_per_page,
		);

		// Custom Role
		if ( ! empty( $args['role'] ) ) {
			$query_args['role'] = $args['role'];
		}

		// Search
		if ( ! empty( $args['q'] ) ) {
			$query_args['search'] = $args['q'];
		}

		// Limit number of users returned
		if ( ! empty( $args['limit'] ) ) {
			if ( -1 == $args['limit'] ) {
				unset( $query_args['number'] );
			} else {
				$query_args['number'] = absint( $args['limit'] );
				$users_per_page       = absint( $args['limit'] );
			}
		} else {
			$args['limit'] = $query_args['number'];
		}

		// Page
		$page = ( isset( $args['page'] ) ) ? absint( $args['page'] ) : 1;

		// Offset
		if ( ! empty( $args['offset'] ) ) {
			$query_args['offset'] = absint( $args['offset'] );
		} else {
			$query_args['offset'] = $users_per_page * ( $page - 1 );
		}

		// Created date
		if ( ! empty( $args['created_at_min'] ) ) {
			$this->created_at_min = $this->server->parse_datetime( $args['created_at_min'] );
		}

		if ( ! empty( $args['created_at_max'] ) ) {
			$this->created_at_max = $this->server->parse_datetime( $args['created_at_max'] );
		}

		// Order (ASC or DESC, ASC by default)
		if ( ! empty( $args['order'] ) ) {
			$query_args['order'] = $args['order'];
		}

		// Order by
		if ( ! empty( $args['orderby'] ) ) {
			$query_args['orderby'] = $args['orderby'];

			// Allow sorting by meta value
			if ( ! empty( $args['orderby_meta_key'] ) ) {
				$query_args['meta_key'] = $args['orderby_meta_key'];
			}
		}

		$query = new WP_User_Query( $query_args );

		// Helper members for pagination headers
		$query->total_pages = ( -1 == $args['limit'] ) ? 1 : ceil( $query->get_total() / $users_per_page );
		$query->page = $page;

		return $query;
	}

	/**
	 * Add customer data to orders
	 *
	 * @since 2.1
	 * @param $order_data
	 * @param $order
	 * @return array
	 */
	public function add_customer_data( $order_data, $order ) {

		if ( 0 == $order->get_user_id() ) {

			// add customer data from order
			$order_data['customer'] = array(
				'id'               => 0,
				'email'            => $order->get_billing_email(),
				'first_name'       => $order->get_billing_first_name(),
				'last_name'        => $order->get_billing_last_name(),
				'billing_address'  => array(
					'first_name' => $order->get_billing_first_name(),
					'last_name'  => $order->get_billing_last_name(),
					'company'    => $order->get_billing_company(),
					'address_1'  => $order->get_billing_address_1(),
					'address_2'  => $order->get_billing_address_2(),
					'city'       => $order->get_billing_city(),
					'state'      => $order->get_billing_state(),
					'postcode'   => $order->get_billing_postcode(),
					'country'    => $order->get_billing_country(),
					'email'      => $order->get_billing_email(),
					'phone'      => $order->get_billing_phone(),
				),
				'shipping_address' => array(
					'first_name' => $order->get_shipping_first_name(),
					'last_name'  => $order->get_shipping_last_name(),
					'company'    => $order->get_shipping_company(),
					'address_1'  => $order->get_shipping_address_1(),
					'address_2'  => $order->get_shipping_address_2(),
					'city'       => $order->get_shipping_city(),
					'state'      => $order->get_shipping_state(),
					'postcode'   => $order->get_shipping_postcode(),
					'country'    => $order->get_shipping_country(),
				),
			);

		} else {

			$order_data['customer'] = current( $this->get_customer( $order->get_user_id() ) );
		}

		return $order_data;
	}

	/**
	 * Modify the WP_User_Query to support filtering on the date the customer was created
	 *
	 * @since 2.1
	 * @param WP_User_Query $query
	 */
	public function modify_user_query( $query ) {

		if ( $this->created_at_min ) {
			$query->query_where .= sprintf( " AND user_registered >= STR_TO_DATE( '%s', '%%Y-%%m-%%d %%H:%%i:%%s' )", esc_sql( $this->created_at_min ) );
		}

		if ( $this->created_at_max ) {
			$query->query_where .= sprintf( " AND user_registered <= STR_TO_DATE( '%s', '%%Y-%%m-%%d %%H:%%i:%%s' )", esc_sql( $this->created_at_max ) );
		}
	}

	/**
	 * Validate the request by checking:
	 *
	 * 1) the ID is a valid integer
	 * 2) the ID returns a valid WP_User
	 * 3) the current user has the proper permissions
	 *
	 * @since 2.1
	 * @see WC_API_Resource::validate_request()
	 * @param integer $id the customer ID
	 * @param string $type the request type, unused because this method overrides the parent class
	 * @param string $context the context of the request, either `read`, `edit` or `delete`
	 * @return int|WP_Error valid user ID or WP_Error if any of the checks fails
	 */
	protected function validate_request( $id, $type, $context ) {

		try {
			$id = absint( $id );

			// validate ID
			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_customer_id', __( 'Invalid customer ID', 'woocommerce' ), 404 );
			}

			// non-existent IDs return a valid WP_User object with the user ID = 0
			$customer = new WP_User( $id );

			if ( 0 === $customer->ID ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_customer', __( 'Invalid customer', 'woocommerce' ), 404 );
			}

			// validate permissions
			switch ( $context ) {

				case 'read':
					if ( ! current_user_can( 'list_users' ) ) {
						throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_customer', __( 'You do not have permission to read this customer', 'woocommerce' ), 401 );
					}
					break;

				case 'edit':
					if ( ! wc_rest_check_user_permissions( 'edit', $customer->ID ) ) {
						throw new WC_API_Exception( 'woocommerce_api_user_cannot_edit_customer', __( 'You do not have permission to edit this customer', 'woocommerce' ), 401 );
					}
					break;

				case 'delete':
					if ( ! wc_rest_check_user_permissions( 'delete', $customer->ID ) ) {
						throw new WC_API_Exception( 'woocommerce_api_user_cannot_delete_customer', __( 'You do not have permission to delete this customer', 'woocommerce' ), 401 );
					}
					break;
			}

			return $id;
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Check if the current user can read users
	 *
	 * @since 2.1
	 * @see WC_API_Resource::is_readable()
	 * @param int|WP_Post $post unused
	 * @return bool true if the current user can read users, false otherwise
	 */
	protected function is_readable( $post ) {
		return current_user_can( 'list_users' );
	}

	/**
	 * Bulk update or insert customers
	 * Accepts an array with customers in the formats supported by
	 * WC_API_Customers->create_customer() and WC_API_Customers->edit_customer()
	 *
	 * @since 2.4.0
	 *
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function bulk( $data ) {

		try {
			if ( ! isset( $data['customers'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_customers_data', sprintf( __( 'No %1$s data specified to create/edit %1$s', 'woocommerce' ), 'customers' ), 400 );
			}

			$data  = $data['customers'];
			$limit = apply_filters( 'woocommerce_api_bulk_limit', 100, 'customers' );

			// Limit bulk operation
			if ( count( $data ) > $limit ) {
				throw new WC_API_Exception( 'woocommerce_api_customers_request_entity_too_large', sprintf( __( 'Unable to accept more than %s items for this request.', 'woocommerce' ), $limit ), 413 );
			}

			$customers = array();

			foreach ( $data as $_customer ) {
				$customer_id = 0;

				// Try to get the customer ID
				if ( isset( $_customer['id'] ) ) {
					$customer_id = intval( $_customer['id'] );
				}

				// Customer exists / edit customer
				if ( $customer_id ) {
					$edit = $this->edit_customer( $customer_id, array( 'customer' => $_customer ) );

					if ( is_wp_error( $edit ) ) {
						$customers[] = array(
							'id'    => $customer_id,
							'error' => array( 'code' => $edit->get_error_code(), 'message' => $edit->get_error_message() ),
						);
					} else {
						$customers[] = $edit['customer'];
					}
				} else {
					// Customer don't exists / create customer
					$new = $this->create_customer( array( 'customer' => $_customer ) );

					if ( is_wp_error( $new ) ) {
						$customers[] = array(
							'id'    => $customer_id,
							'error' => array( 'code' => $new->get_error_code(), 'message' => $new->get_error_message() ),
						);
					} else {
						$customers[] = $new['customer'];
					}
				}
			}

			return array( 'customers' => apply_filters( 'woocommerce_api_customers_bulk_response', $customers, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}
}
class-wc-api-exception.php000064400000002213151550474420011541 0ustar00<?php
/**
 * WooCommerce API Exception Class
 *
 * Extends Exception to provide additional data
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.2
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Exception extends Exception {

	/** @var string sanitized error code */
	protected $error_code;

	/**
	 * Setup exception, requires 3 params:
	 *
	 * error code - machine-readable, e.g. `woocommerce_invalid_product_id`
	 * error message - friendly message, e.g. 'Product ID is invalid'
	 * http status code - proper HTTP status code to respond with, e.g. 400
	 *
	 * @since 2.2
	 * @param string $error_code
	 * @param string $error_message user-friendly translated error message
	 * @param int $http_status_code HTTP status code to respond with
	 */
	public function __construct( $error_code, $error_message, $http_status_code ) {
		$this->error_code = $error_code;
		parent::__construct( $error_message, $http_status_code );
	}

	/**
	 * Returns the error code
	 *
	 * @since 2.2
	 * @return string
	 */
	public function getErrorCode() {
		return $this->error_code;
	}
}
class-wc-api-json-handler.php000064400000003656151550474420012143 0ustar00<?php
/**
 * WooCommerce API
 *
 * Handles parsing JSON request bodies and generating JSON responses
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_JSON_Handler implements WC_API_Handler {

	/**
	 * Get the content type for the response
	 *
	 * @since 2.1
	 * @return string
	 */
	public function get_content_type() {

		return sprintf( '%s; charset=%s', isset( $_GET['_jsonp'] ) ? 'application/javascript' : 'application/json', get_option( 'blog_charset' ) );
	}

	/**
	 * Parse the raw request body entity
	 *
	 * @since 2.1
	 * @param string $body the raw request body
	 * @return array|mixed
	 */
	public function parse_body( $body ) {

		return json_decode( $body, true );
	}

	/**
	 * Generate a JSON response given an array of data
	 *
	 * @since 2.1
	 * @param array $data the response data
	 * @return string
	 */
	public function generate_response( $data ) {
		if ( isset( $_GET['_jsonp'] ) ) {

			if ( ! apply_filters( 'woocommerce_api_jsonp_enabled', true ) ) {
				WC()->api->server->send_status( 400 );
				return wp_json_encode( array( array( 'code' => 'woocommerce_api_jsonp_disabled', 'message' => __( 'JSONP support is disabled on this site', 'woocommerce' ) ) ) );
			}

			$jsonp_callback = $_GET['_jsonp'];

			if ( ! wp_check_jsonp_callback( $jsonp_callback ) ) {
				WC()->api->server->send_status( 400 );
				return wp_json_encode( array( array( 'code' => 'woocommerce_api_jsonp_callback_invalid', __( 'The JSONP callback function is invalid', 'woocommerce' ) ) ) );
			}

			WC()->api->server->header( 'X-Content-Type-Options', 'nosniff' );

			// Prepend '/**/' to mitigate possible JSONP Flash attacks.
			// https://miki.it/blog/2014/7/8/abusing-jsonp-with-rosetta-flash/
			return '/**/' . $jsonp_callback . '(' . wp_json_encode( $data ) . ')';
		}

		return wp_json_encode( $data );
	}
}
class-wc-api-orders.php000064400000167421151550474420011056 0ustar00<?php
/**
 * WooCommerce API Orders Class
 *
 * Handles requests to the /orders endpoint
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Orders extends WC_API_Resource {

	/** @var string $base the route base */
	protected $base = '/orders';

	/** @var string $post_type the custom post type */
	protected $post_type = 'shop_order';

	/**
	 * Register the routes for this class
	 *
	 * GET|POST /orders
	 * GET /orders/count
	 * GET|PUT|DELETE /orders/<id>
	 * GET /orders/<id>/notes
	 *
	 * @since 2.1
	 * @param array $routes
	 * @return array
	 */
	public function register_routes( $routes ) {

		# GET|POST /orders
		$routes[ $this->base ] = array(
			array( array( $this, 'get_orders' ),     WC_API_Server::READABLE ),
			array( array( $this, 'create_order' ),   WC_API_Server::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET /orders/count
		$routes[ $this->base . '/count' ] = array(
			array( array( $this, 'get_orders_count' ), WC_API_Server::READABLE ),
		);

		# GET /orders/statuses
		$routes[ $this->base . '/statuses' ] = array(
			array( array( $this, 'get_order_statuses' ), WC_API_Server::READABLE ),
		);

		# GET|PUT|DELETE /orders/<id>
		$routes[ $this->base . '/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_order' ),  WC_API_Server::READABLE ),
			array( array( $this, 'edit_order' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
			array( array( $this, 'delete_order' ), WC_API_Server::DELETABLE ),
		);

		# GET|POST /orders/<id>/notes
		$routes[ $this->base . '/(?P<order_id>\d+)/notes' ] = array(
			array( array( $this, 'get_order_notes' ), WC_API_Server::READABLE ),
			array( array( $this, 'create_order_note' ), WC_API_SERVER::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET|PUT|DELETE /orders/<order_id>/notes/<id>
		$routes[ $this->base . '/(?P<order_id>\d+)/notes/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_order_note' ), WC_API_Server::READABLE ),
			array( array( $this, 'edit_order_note' ), WC_API_SERVER::EDITABLE | WC_API_Server::ACCEPT_DATA ),
			array( array( $this, 'delete_order_note' ), WC_API_SERVER::DELETABLE ),
		);

		# GET|POST /orders/<order_id>/refunds
		$routes[ $this->base . '/(?P<order_id>\d+)/refunds' ] = array(
			array( array( $this, 'get_order_refunds' ), WC_API_Server::READABLE ),
			array( array( $this, 'create_order_refund' ), WC_API_SERVER::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET|PUT|DELETE /orders/<order_id>/refunds/<id>
		$routes[ $this->base . '/(?P<order_id>\d+)/refunds/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_order_refund' ), WC_API_Server::READABLE ),
			array( array( $this, 'edit_order_refund' ), WC_API_SERVER::EDITABLE | WC_API_Server::ACCEPT_DATA ),
			array( array( $this, 'delete_order_refund' ), WC_API_SERVER::DELETABLE ),
		);

		# POST|PUT /orders/bulk
		$routes[ $this->base . '/bulk' ] = array(
			array( array( $this, 'bulk' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
		);

		return $routes;
	}

	/**
	 * Get all orders
	 *
	 * @since 2.1
	 * @param string $fields
	 * @param array $filter
	 * @param string $status
	 * @param int $page
	 * @return array
	 */
	public function get_orders( $fields = null, $filter = array(), $status = null, $page = 1 ) {

		if ( ! empty( $status ) ) {
			$filter['status'] = $status;
		}

		$filter['page'] = $page;

		$query = $this->query_orders( $filter );

		$orders = array();

		foreach ( $query->posts as $order_id ) {

			if ( ! $this->is_readable( $order_id ) ) {
				continue;
			}

			$orders[] = current( $this->get_order( $order_id, $fields, $filter ) );
		}

		$this->server->add_pagination_headers( $query );

		return array( 'orders' => $orders );
	}


	/**
	 * Get the order for the given ID
	 *
	 * @since 2.1
	 * @param int $id the order ID
	 * @param array $fields
	 * @param array $filter
	 * @return array|WP_Error
	 */
	public function get_order( $id, $fields = null, $filter = array() ) {

		// ensure order ID is valid & user has permission to read
		$id = $this->validate_request( $id, $this->post_type, 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		// Get the decimal precession
		$dp         = ( isset( $filter['dp'] ) ? intval( $filter['dp'] ) : 2 );
		$order      = wc_get_order( $id );
		$order_data = array(
			'id'                        => $order->get_id(),
			'order_number'              => $order->get_order_number(),
			'created_at'                => $this->server->format_datetime( $order->get_date_created() ? $order->get_date_created()->getTimestamp() : 0, false, false ), // API gives UTC times.
			'updated_at'                => $this->server->format_datetime( $order->get_date_modified() ? $order->get_date_modified()->getTimestamp() : 0, false, false ), // API gives UTC times.
			'completed_at'              => $this->server->format_datetime( $order->get_date_completed() ? $order->get_date_completed()->getTimestamp() : 0, false, false ), // API gives UTC times.
			'status'                    => $order->get_status(),
			'currency'                  => $order->get_currency(),
			'total'                     => wc_format_decimal( $order->get_total(), $dp ),
			'subtotal'                  => wc_format_decimal( $order->get_subtotal(), $dp ),
			'total_line_items_quantity' => $order->get_item_count(),
			'total_tax'                 => wc_format_decimal( $order->get_total_tax(), $dp ),
			'total_shipping'            => wc_format_decimal( $order->get_shipping_total(), $dp ),
			'cart_tax'                  => wc_format_decimal( $order->get_cart_tax(), $dp ),
			'shipping_tax'              => wc_format_decimal( $order->get_shipping_tax(), $dp ),
			'total_discount'            => wc_format_decimal( $order->get_total_discount(), $dp ),
			'shipping_methods'          => $order->get_shipping_method(),
			'payment_details' => array(
				'method_id'    => $order->get_payment_method(),
				'method_title' => $order->get_payment_method_title(),
				'paid'         => ! is_null( $order->get_date_paid() ),
			),
			'billing_address' => array(
				'first_name' => $order->get_billing_first_name(),
				'last_name'  => $order->get_billing_last_name(),
				'company'    => $order->get_billing_company(),
				'address_1'  => $order->get_billing_address_1(),
				'address_2'  => $order->get_billing_address_2(),
				'city'       => $order->get_billing_city(),
				'state'      => $order->get_billing_state(),
				'postcode'   => $order->get_billing_postcode(),
				'country'    => $order->get_billing_country(),
				'email'      => $order->get_billing_email(),
				'phone'      => $order->get_billing_phone(),
			),
			'shipping_address' => array(
				'first_name' => $order->get_shipping_first_name(),
				'last_name'  => $order->get_shipping_last_name(),
				'company'    => $order->get_shipping_company(),
				'address_1'  => $order->get_shipping_address_1(),
				'address_2'  => $order->get_shipping_address_2(),
				'city'       => $order->get_shipping_city(),
				'state'      => $order->get_shipping_state(),
				'postcode'   => $order->get_shipping_postcode(),
				'country'    => $order->get_shipping_country(),
			),
			'note'                      => $order->get_customer_note(),
			'customer_ip'               => $order->get_customer_ip_address(),
			'customer_user_agent'       => $order->get_customer_user_agent(),
			'customer_id'               => $order->get_user_id(),
			'view_order_url'            => $order->get_view_order_url(),
			'line_items'                => array(),
			'shipping_lines'            => array(),
			'tax_lines'                 => array(),
			'fee_lines'                 => array(),
			'coupon_lines'              => array(),
		);

		// add line items
		foreach ( $order->get_items() as $item_id => $item ) {
			$product    = $item->get_product();
			$hideprefix = ( isset( $filter['all_item_meta'] ) && 'true' === $filter['all_item_meta'] ) ? null : '_';
			$item_meta  = $item->get_all_formatted_meta_data( $hideprefix );

			foreach ( $item_meta as $key => $values ) {
				$item_meta[ $key ]->label = $values->display_key;
				unset( $item_meta[ $key ]->display_key );
				unset( $item_meta[ $key ]->display_value );
			}

			$order_data['line_items'][] = array(
				'id'           => $item_id,
				'subtotal'     => wc_format_decimal( $order->get_line_subtotal( $item, false, false ), $dp ),
				'subtotal_tax' => wc_format_decimal( $item->get_subtotal_tax(), $dp ),
				'total'        => wc_format_decimal( $order->get_line_total( $item, false, false ), $dp ),
				'total_tax'    => wc_format_decimal( $item->get_total_tax(), $dp ),
				'price'        => wc_format_decimal( $order->get_item_total( $item, false, false ), $dp ),
				'quantity'     => $item->get_quantity(),
				'tax_class'    => $item->get_tax_class(),
				'name'         => $item->get_name(),
				'product_id'   => $item->get_variation_id() ? $item->get_variation_id() : $item->get_product_id(),
				'sku'          => is_object( $product ) ? $product->get_sku() : null,
				'meta'         => array_values( $item_meta ),
			);
		}

		// add shipping
		foreach ( $order->get_shipping_methods() as $shipping_item_id => $shipping_item ) {
			$order_data['shipping_lines'][] = array(
				'id'           => $shipping_item_id,
				'method_id'    => $shipping_item->get_method_id(),
				'method_title' => $shipping_item->get_name(),
				'total'        => wc_format_decimal( $shipping_item->get_total(), $dp ),
			);
		}

		// add taxes
		foreach ( $order->get_tax_totals() as $tax_code => $tax ) {
			$order_data['tax_lines'][] = array(
				'id'       => $tax->id,
				'rate_id'  => $tax->rate_id,
				'code'     => $tax_code,
				'title'    => $tax->label,
				'total'    => wc_format_decimal( $tax->amount, $dp ),
				'compound' => (bool) $tax->is_compound,
			);
		}

		// add fees
		foreach ( $order->get_fees() as $fee_item_id => $fee_item ) {
			$order_data['fee_lines'][] = array(
				'id'        => $fee_item_id,
				'title'     => $fee_item->get_name(),
				'tax_class' => $fee_item->get_tax_class(),
				'total'     => wc_format_decimal( $order->get_line_total( $fee_item ), $dp ),
				'total_tax' => wc_format_decimal( $order->get_line_tax( $fee_item ), $dp ),
			);
		}

		// add coupons
		foreach ( $order->get_items( 'coupon' ) as $coupon_item_id => $coupon_item ) {
			$order_data['coupon_lines'][] = array(
				'id'     => $coupon_item_id,
				'code'   => $coupon_item->get_code(),
				'amount' => wc_format_decimal( $coupon_item->get_discount(), $dp ),
			);
		}

		return array( 'order' => apply_filters( 'woocommerce_api_order_response', $order_data, $order, $fields, $this->server ) );
	}

	/**
	 * Get the total number of orders
	 *
	 * @since 2.4
	 *
	 * @param string $status
	 * @param array $filter
	 *
	 * @return array|WP_Error
	 */
	public function get_orders_count( $status = null, $filter = array() ) {

		try {
			if ( ! current_user_can( 'read_private_shop_orders' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_orders_count', __( 'You do not have permission to read the orders count', 'woocommerce' ), 401 );
			}

			if ( ! empty( $status ) ) {

				if ( 'any' === $status ) {

					$order_statuses = array();

					foreach ( wc_get_order_statuses() as $slug => $name ) {
						$filter['status'] = str_replace( 'wc-', '', $slug );
						$query = $this->query_orders( $filter );
						$order_statuses[ str_replace( 'wc-', '', $slug ) ] = (int) $query->found_posts;
					}

					return array( 'count' => $order_statuses );

				} else {
					$filter['status'] = $status;
				}
			}

			$query = $this->query_orders( $filter );

			return array( 'count' => (int) $query->found_posts );

		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get a list of valid order statuses
	 *
	 * Note this requires no specific permissions other than being an authenticated
	 * API user. Order statuses (particularly custom statuses) could be considered
	 * private information which is why it's not in the API index.
	 *
	 * @since 2.1
	 * @return array
	 */
	public function get_order_statuses() {

		$order_statuses = array();

		foreach ( wc_get_order_statuses() as $slug => $name ) {
			$order_statuses[ str_replace( 'wc-', '', $slug ) ] = $name;
		}

		return array( 'order_statuses' => apply_filters( 'woocommerce_api_order_statuses_response', $order_statuses, $this ) );
	}

	/**
	 * Create an order
	 *
	 * @since 2.2
	 *
	 * @param array $data raw order data
	 *
	 * @return array|WP_Error
	 */
	public function create_order( $data ) {
		global $wpdb;

		try {
			if ( ! isset( $data['order'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_order_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'order' ), 400 );
			}

			$data = $data['order'];

			// permission check
			if ( ! current_user_can( 'publish_shop_orders' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_order', __( 'You do not have permission to create orders', 'woocommerce' ), 401 );
			}

			$data = apply_filters( 'woocommerce_api_create_order_data', $data, $this );

			// default order args, note that status is checked for validity in wc_create_order()
			$default_order_args = array(
				'status'        => isset( $data['status'] ) ? $data['status'] : '',
				'customer_note' => isset( $data['note'] ) ? $data['note'] : null,
			);

			// if creating order for existing customer
			if ( ! empty( $data['customer_id'] ) ) {

				// make sure customer exists
				if ( false === get_user_by( 'id', $data['customer_id'] ) ) {
					throw new WC_API_Exception( 'woocommerce_api_invalid_customer_id', __( 'Customer ID is invalid.', 'woocommerce' ), 400 );
				}

				$default_order_args['customer_id'] = $data['customer_id'];
			}

			// create the pending order
			$order = $this->create_base_order( $default_order_args, $data );

			if ( is_wp_error( $order ) ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_create_order', sprintf( __( 'Cannot create order: %s', 'woocommerce' ), implode( ', ', $order->get_error_messages() ) ), 400 );
			}

			// billing/shipping addresses
			$this->set_order_addresses( $order, $data );

			$lines = array(
				'line_item' => 'line_items',
				'shipping'  => 'shipping_lines',
				'fee'       => 'fee_lines',
				'coupon'    => 'coupon_lines',
			);

			foreach ( $lines as $line_type => $line ) {

				if ( isset( $data[ $line ] ) && is_array( $data[ $line ] ) ) {

					$set_item = "set_{$line_type}";

					foreach ( $data[ $line ] as $item ) {

						$this->$set_item( $order, $item, 'create' );
					}
				}
			}

			// calculate totals and set them
			$order->calculate_totals();

			// payment method (and payment_complete() if `paid` == true)
			if ( isset( $data['payment_details'] ) && is_array( $data['payment_details'] ) ) {

				// method ID & title are required
				if ( empty( $data['payment_details']['method_id'] ) || empty( $data['payment_details']['method_title'] ) ) {
					throw new WC_API_Exception( 'woocommerce_invalid_payment_details', __( 'Payment method ID and title are required', 'woocommerce' ), 400 );
				}

				update_post_meta( $order->get_id(), '_payment_method', $data['payment_details']['method_id'] );
				update_post_meta( $order->get_id(), '_payment_method_title', sanitize_text_field( $data['payment_details']['method_title'] ) );

				// mark as paid if set
				if ( isset( $data['payment_details']['paid'] ) && true === $data['payment_details']['paid'] ) {
					$order->payment_complete( isset( $data['payment_details']['transaction_id'] ) ? $data['payment_details']['transaction_id'] : '' );
				}
			}

			// set order currency
			if ( isset( $data['currency'] ) ) {

				if ( ! array_key_exists( $data['currency'], get_woocommerce_currencies() ) ) {
					throw new WC_API_Exception( 'woocommerce_invalid_order_currency', __( 'Provided order currency is invalid.', 'woocommerce' ), 400 );
				}

				update_post_meta( $order->get_id(), '_order_currency', $data['currency'] );
			}

			// set order meta
			if ( isset( $data['order_meta'] ) && is_array( $data['order_meta'] ) ) {
				$this->set_order_meta( $order->get_id(), $data['order_meta'] );
			}

			// HTTP 201 Created
			$this->server->send_status( 201 );

			wc_delete_shop_order_transients( $order );

			do_action( 'woocommerce_api_create_order', $order->get_id(), $data, $this );
			do_action( 'woocommerce_new_order', $order->get_id() );

			return $this->get_order( $order->get_id() );
		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => 400 ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Creates new WC_Order.
	 *
	 * Requires a separate function for classes that extend WC_API_Orders.
	 *
	 * @since 2.3
	 *
	 * @param $args array
	 * @param $data
	 *
	 * @return WC_Order
	 */
	protected function create_base_order( $args, $data ) {
		return wc_create_order( $args );
	}

	/**
	 * Edit an order
	 *
	 * @since 2.2
	 *
	 * @param int $id the order ID
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function edit_order( $id, $data ) {
		try {
			if ( ! isset( $data['order'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_order_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'order' ), 400 );
			}

			$data = $data['order'];

			$update_totals = false;

			$id = $this->validate_request( $id, $this->post_type, 'edit' );

			if ( is_wp_error( $id ) ) {
				return $id;
			}

			$data  = apply_filters( 'woocommerce_api_edit_order_data', $data, $id, $this );
			$order = wc_get_order( $id );

			if ( empty( $order ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_id', __( 'Order ID is invalid', 'woocommerce' ), 400 );
			}

			$order_args = array( 'order_id' => $order->get_id() );

			// Customer note.
			if ( isset( $data['note'] ) ) {
				$order_args['customer_note'] = $data['note'];
			}

			// Customer ID.
			if ( isset( $data['customer_id'] ) && $data['customer_id'] != $order->get_user_id() ) {
				// Make sure customer exists.
				if ( false === get_user_by( 'id', $data['customer_id'] ) ) {
					throw new WC_API_Exception( 'woocommerce_api_invalid_customer_id', __( 'Customer ID is invalid.', 'woocommerce' ), 400 );
				}

				update_post_meta( $order->get_id(), '_customer_user', $data['customer_id'] );
			}

			// Billing/shipping address.
			$this->set_order_addresses( $order, $data );

			$lines = array(
				'line_item' => 'line_items',
				'shipping'  => 'shipping_lines',
				'fee'       => 'fee_lines',
				'coupon'    => 'coupon_lines',
			);

			foreach ( $lines as $line_type => $line ) {

				if ( isset( $data[ $line ] ) && is_array( $data[ $line ] ) ) {

					$update_totals = true;

					foreach ( $data[ $line ] as $item ) {

						// Item ID is always required.
						if ( ! array_key_exists( 'id', $item ) ) {
							$item['id'] = null;
						}

						// Create item.
						if ( is_null( $item['id'] ) ) {
							$this->set_item( $order, $line_type, $item, 'create' );
						} elseif ( $this->item_is_null( $item ) ) {
							// Delete item.
							wc_delete_order_item( $item['id'] );
						} else {
							// Update item.
							$this->set_item( $order, $line_type, $item, 'update' );
						}
					}
				}
			}

			// Payment method (and payment_complete() if `paid` == true and order needs payment).
			if ( isset( $data['payment_details'] ) && is_array( $data['payment_details'] ) ) {

				// Method ID.
				if ( isset( $data['payment_details']['method_id'] ) ) {
					update_post_meta( $order->get_id(), '_payment_method', $data['payment_details']['method_id'] );
				}

				// Method title.
				if ( isset( $data['payment_details']['method_title'] ) ) {
					update_post_meta( $order->get_id(), '_payment_method_title', sanitize_text_field( $data['payment_details']['method_title'] ) );
				}

				// Mark as paid if set.
				if ( $order->needs_payment() && isset( $data['payment_details']['paid'] ) && true === $data['payment_details']['paid'] ) {
					$order->payment_complete( isset( $data['payment_details']['transaction_id'] ) ? $data['payment_details']['transaction_id'] : '' );
				}
			}

			// Set order currency.
			if ( isset( $data['currency'] ) ) {
				if ( ! array_key_exists( $data['currency'], get_woocommerce_currencies() ) ) {
					throw new WC_API_Exception( 'woocommerce_invalid_order_currency', __( 'Provided order currency is invalid.', 'woocommerce' ), 400 );
				}

				update_post_meta( $order->get_id(), '_order_currency', $data['currency'] );
			}

			// If items have changed, recalculate order totals.
			if ( $update_totals ) {
				$order->calculate_totals();
			}

			// Update order meta.
			if ( isset( $data['order_meta'] ) && is_array( $data['order_meta'] ) ) {
				$this->set_order_meta( $order->get_id(), $data['order_meta'] );
			}

			// Update the order post to set customer note/modified date.
			wc_update_order( $order_args );

			// Order status.
			if ( ! empty( $data['status'] ) ) {
				// Refresh the order instance.
				$order = wc_get_order( $order->get_id() );
				$order->update_status( $data['status'], isset( $data['status_note'] ) ? $data['status_note'] : '', true );
			}

			wc_delete_shop_order_transients( $order );

			do_action( 'woocommerce_api_edit_order', $order->get_id(), $data, $this );
			do_action( 'woocommerce_update_order', $order->get_id() );

			return $this->get_order( $id );

		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => 400 ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete an order
	 *
	 * @param int $id the order ID
	 * @param bool $force true to permanently delete order, false to move to trash
	 * @return array|WP_Error
	 */
	public function delete_order( $id, $force = false ) {

		$id = $this->validate_request( $id, $this->post_type, 'delete' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		wc_delete_shop_order_transients( $id );

		do_action( 'woocommerce_api_delete_order', $id, $this );

		return $this->delete( $id, 'order',  ( 'true' === $force ) );
	}

	/**
	 * Helper method to get order post objects
	 *
	 * @since 2.1
	 * @param array $args request arguments for filtering query
	 * @return WP_Query
	 */
	protected function query_orders( $args ) {

		// set base query arguments
		$query_args = array(
			'fields'      => 'ids',
			'post_type'   => $this->post_type,
			'post_status' => array_keys( wc_get_order_statuses() ),
		);

		// add status argument
		if ( ! empty( $args['status'] ) ) {

			$statuses                  = 'wc-' . str_replace( ',', ',wc-', $args['status'] );
			$statuses                  = explode( ',', $statuses );
			$query_args['post_status'] = $statuses;

			unset( $args['status'] );

		}

		$query_args = $this->merge_query_args( $query_args, $args );

		return new WP_Query( $query_args );
	}

	/**
	 * Helper method to set/update the billing & shipping addresses for
	 * an order
	 *
	 * @since 2.1
	 * @param \WC_Order $order
	 * @param array $data
	 */
	protected function set_order_addresses( $order, $data ) {

		$address_fields = array(
			'first_name',
			'last_name',
			'company',
			'email',
			'phone',
			'address_1',
			'address_2',
			'city',
			'state',
			'postcode',
			'country',
		);

		$billing_address = $shipping_address = array();

		// billing address
		if ( isset( $data['billing_address'] ) && is_array( $data['billing_address'] ) ) {

			foreach ( $address_fields as $field ) {

				if ( isset( $data['billing_address'][ $field ] ) ) {
					$billing_address[ $field ] = wc_clean( $data['billing_address'][ $field ] );
				}
			}

			unset( $address_fields['email'] );
			unset( $address_fields['phone'] );
		}

		// shipping address
		if ( isset( $data['shipping_address'] ) && is_array( $data['shipping_address'] ) ) {

			foreach ( $address_fields as $field ) {

				if ( isset( $data['shipping_address'][ $field ] ) ) {
					$shipping_address[ $field ] = wc_clean( $data['shipping_address'][ $field ] );
				}
			}
		}

		$this->update_address( $order, $billing_address, 'billing' );
		$this->update_address( $order, $shipping_address, 'shipping' );

		// update user meta
		if ( $order->get_user_id() ) {
			foreach ( $billing_address as $key => $value ) {
				update_user_meta( $order->get_user_id(), 'billing_' . $key, $value );
			}
			foreach ( $shipping_address as $key => $value ) {
				update_user_meta( $order->get_user_id(), 'shipping_' . $key, $value );
			}
		}
	}

	/**
	 * Update address.
	 *
	 * @param WC_Order $order
	 * @param array $posted
	 * @param string $type Type of address; 'billing' or 'shipping'.
	 */
	protected function update_address( $order, $posted, $type = 'billing' ) {
		foreach ( $posted as $key => $value ) {
			if ( is_callable( array( $order, "set_{$type}_{$key}" ) ) ) {
				$order->{"set_{$type}_{$key}"}( $value );
			}
		}
	}

	/**
	 * Helper method to add/update order meta, with two restrictions:
	 *
	 * 1) Only non-protected meta (no leading underscore) can be set
	 * 2) Meta values must be scalar (int, string, bool)
	 *
	 * @since 2.2
	 * @param int $order_id valid order ID
	 * @param array $order_meta order meta in array( 'meta_key' => 'meta_value' ) format
	 */
	protected function set_order_meta( $order_id, $order_meta ) {

		foreach ( $order_meta as $meta_key => $meta_value ) {

			if ( is_string( $meta_key ) && ! is_protected_meta( $meta_key ) && is_scalar( $meta_value ) ) {
				update_post_meta( $order_id, $meta_key, $meta_value );
			}
		}
	}

	/**
	 * Helper method to check if the resource ID associated with the provided item is null
	 *
	 * Items can be deleted by setting the resource ID to null
	 *
	 * @since 2.2
	 * @param array $item item provided in the request body
	 * @return bool true if the item resource ID is null, false otherwise
	 */
	protected function item_is_null( $item ) {

		$keys = array( 'product_id', 'method_id', 'title', 'code' );

		foreach ( $keys as $key ) {
			if ( array_key_exists( $key, $item ) && is_null( $item[ $key ] ) ) {
				return true;
			}
		}

		return false;
	}

	/**
	 * Wrapper method to create/update order items
	 *
	 * When updating, the item ID provided is checked to ensure it is associated
	 * with the order.
	 *
	 * @since 2.2
	 * @param \WC_Order $order order
	 * @param string $item_type
	 * @param array $item item provided in the request body
	 * @param string $action either 'create' or 'update'
	 * @throws WC_API_Exception if item ID is not associated with order
	 */
	protected function set_item( $order, $item_type, $item, $action ) {
		global $wpdb;

		$set_method = "set_{$item_type}";

		// verify provided line item ID is associated with order
		if ( 'update' === $action ) {

			$result = $wpdb->get_row(
				$wpdb->prepare( "SELECT * FROM {$wpdb->prefix}woocommerce_order_items WHERE order_item_id = %d AND order_id = %d",
				absint( $item['id'] ),
				absint( $order->get_id() )
			) );

			if ( is_null( $result ) ) {
				throw new WC_API_Exception( 'woocommerce_invalid_item_id', __( 'Order item ID provided is not associated with order.', 'woocommerce' ), 400 );
			}
		}

		$this->$set_method( $order, $item, $action );
	}

	/**
	 * Create or update a line item
	 *
	 * @since 2.2
	 * @param \WC_Order $order
	 * @param array $item line item data
	 * @param string $action 'create' to add line item or 'update' to update it
	 * @throws WC_API_Exception invalid data, server error
	 */
	protected function set_line_item( $order, $item, $action ) {
		$creating  = ( 'create' === $action );

		// product is always required
		if ( ! isset( $item['product_id'] ) && ! isset( $item['sku'] ) ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_id', __( 'Product ID or SKU is required', 'woocommerce' ), 400 );
		}

		// when updating, ensure product ID provided matches
		if ( 'update' === $action ) {

			$item_product_id   = wc_get_order_item_meta( $item['id'], '_product_id' );
			$item_variation_id = wc_get_order_item_meta( $item['id'], '_variation_id' );

			if ( $item['product_id'] != $item_product_id && $item['product_id'] != $item_variation_id ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_id', __( 'Product ID provided does not match this line item', 'woocommerce' ), 400 );
			}
		}

		if ( isset( $item['product_id'] ) ) {
			$product_id = $item['product_id'];
		} elseif ( isset( $item['sku'] ) ) {
			$product_id = wc_get_product_id_by_sku( $item['sku'] );
		}

		// variations must each have a key & value
		$variation_id = 0;
		if ( isset( $item['variations'] ) && is_array( $item['variations'] ) ) {
			foreach ( $item['variations'] as $key => $value ) {
				if ( ! $key || ! $value ) {
					throw new WC_API_Exception( 'woocommerce_api_invalid_product_variation', __( 'The product variation is invalid', 'woocommerce' ), 400 );
				}
			}
			$variation_id = $this->get_variation_id( wc_get_product( $product_id ), $item['variations'] );
		}

		$product = wc_get_product( $variation_id ? $variation_id : $product_id );

		// must be a valid WC_Product
		if ( ! is_object( $product ) ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product', __( 'Product is invalid.', 'woocommerce' ), 400 );
		}

		// quantity must be positive float
		if ( isset( $item['quantity'] ) && floatval( $item['quantity'] ) <= 0 ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_quantity', __( 'Product quantity must be a positive float.', 'woocommerce' ), 400 );
		}

		// quantity is required when creating
		if ( $creating && ! isset( $item['quantity'] ) ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_quantity', __( 'Product quantity is required.', 'woocommerce' ), 400 );
		}

		if ( $creating ) {
			$line_item = new WC_Order_Item_Product();
		} else {
			$line_item = new WC_Order_Item_Product( $item['id'] );
		}

		$line_item->set_product( $product );
		$line_item->set_order_id( $order->get_id() );

		if ( isset( $item['quantity'] ) ) {
			$line_item->set_quantity( $item['quantity'] );
		}
		if ( isset( $item['total'] ) ) {
			$line_item->set_total( floatval( $item['total'] ) );
		} elseif ( $creating ) {
			$total = wc_get_price_excluding_tax( $product, array( 'qty' => $line_item->get_quantity() ) );
			$line_item->set_total( $total );
			$line_item->set_subtotal( $total );
		}
		if ( isset( $item['total_tax'] ) ) {
			$line_item->set_total_tax( floatval( $item['total_tax'] ) );
		}
		if ( isset( $item['subtotal'] ) ) {
			$line_item->set_subtotal( floatval( $item['subtotal'] ) );
		}
		if ( isset( $item['subtotal_tax'] ) ) {
			$line_item->set_subtotal_tax( floatval( $item['subtotal_tax'] ) );
		}
		if ( $variation_id ) {
			$line_item->set_variation_id( $variation_id );
			$line_item->set_variation( $item['variations'] );
		}

		// Save or add to order.
		if ( $creating ) {
			$order->add_item( $line_item );
		} else {
			$item_id = $line_item->save();

			if ( ! $item_id ) {
				throw new WC_API_Exception( 'woocommerce_cannot_create_line_item', __( 'Cannot create line item, try again.', 'woocommerce' ), 500 );
			}
		}
	}

	/**
	 * Given a product ID & API provided variations, find the correct variation ID to use for calculation
	 * We can't just trust input from the API to pass a variation_id manually, otherwise you could pass
	 * the cheapest variation ID but provide other information so we have to look up the variation ID.
	 *
	 * @param WC_Product $product
	 * @param array $variations
	 *
	 * @return int returns an ID if a valid variation was found for this product
	 */
	function get_variation_id( $product, $variations = array() ) {
		$variation_id = null;
		$variations_normalized = array();

		if ( $product->is_type( 'variable' ) && $product->has_child() ) {
			if ( isset( $variations ) && is_array( $variations ) ) {
				// start by normalizing the passed variations
				foreach ( $variations as $key => $value ) {
					$key = str_replace( 'attribute_', '', wc_attribute_taxonomy_slug( $key ) ); // from get_attributes in class-wc-api-products.php
					$variations_normalized[ $key ] = strtolower( $value );
				}
				// now search through each product child and see if our passed variations match anything
				foreach ( $product->get_children() as $variation ) {
					$meta = array();
					foreach ( get_post_meta( $variation ) as $key => $value ) {
						$value = $value[0];
						$key = str_replace( 'attribute_', '', wc_attribute_taxonomy_slug( $key ) );
						$meta[ $key ] = strtolower( $value );
					}
					// if the variation array is a part of the $meta array, we found our match
					if ( $this->array_contains( $variations_normalized, $meta ) ) {
						$variation_id = $variation;
						break;
					}
				}
			}
		}

		return $variation_id;
	}

	/**
	 * Utility function to see if the meta array contains data from variations
	 *
	 * @param array $needles
	 * @param array $haystack
	 *
	 * @return bool
	 */
	protected function array_contains( $needles, $haystack ) {
		foreach ( $needles as $key => $value ) {
			if ( $haystack[ $key ] !== $value ) {
				return false;
			}
		}
		return true;
	}

	/**
	 * Create or update an order shipping method
	 *
	 * @since 2.2
	 * @param \WC_Order $order
	 * @param array $shipping item data
	 * @param string $action 'create' to add shipping or 'update' to update it
	 * @throws WC_API_Exception invalid data, server error
	 */
	protected function set_shipping( $order, $shipping, $action ) {

		// total must be a positive float
		if ( isset( $shipping['total'] ) && floatval( $shipping['total'] ) < 0 ) {
			throw new WC_API_Exception( 'woocommerce_invalid_shipping_total', __( 'Shipping total must be a positive amount.', 'woocommerce' ), 400 );
		}

		if ( 'create' === $action ) {

			// method ID is required
			if ( ! isset( $shipping['method_id'] ) ) {
				throw new WC_API_Exception( 'woocommerce_invalid_shipping_item', __( 'Shipping method ID is required.', 'woocommerce' ), 400 );
			}

			$rate = new WC_Shipping_Rate( $shipping['method_id'], isset( $shipping['method_title'] ) ? $shipping['method_title'] : '', isset( $shipping['total'] ) ? floatval( $shipping['total'] ) : 0, array(), $shipping['method_id'] );
			$item = new WC_Order_Item_Shipping();
			$item->set_order_id( $order->get_id() );
			$item->set_shipping_rate( $rate );
			$order->add_item( $item );
		} else {

			$item = new WC_Order_Item_Shipping( $shipping['id'] );

			if ( isset( $shipping['method_id'] ) ) {
				$item->set_method_id( $shipping['method_id'] );
			}

			if ( isset( $shipping['method_title'] ) ) {
				$item->set_method_title( $shipping['method_title'] );
			}

			if ( isset( $shipping['total'] ) ) {
				$item->set_total( floatval( $shipping['total'] ) );
			}

			$shipping_id = $item->save();

			if ( ! $shipping_id ) {
				throw new WC_API_Exception( 'woocommerce_cannot_update_shipping', __( 'Cannot update shipping method, try again.', 'woocommerce' ), 500 );
			}
		}
	}

	/**
	 * Create or update an order fee
	 *
	 * @since 2.2
	 * @param \WC_Order $order
	 * @param array $fee item data
	 * @param string $action 'create' to add fee or 'update' to update it
	 * @throws WC_API_Exception invalid data, server error
	 */
	protected function set_fee( $order, $fee, $action ) {

		if ( 'create' === $action ) {

			// fee title is required
			if ( ! isset( $fee['title'] ) ) {
				throw new WC_API_Exception( 'woocommerce_invalid_fee_item', __( 'Fee title is required', 'woocommerce' ), 400 );
			}

			$item = new WC_Order_Item_Fee();
			$item->set_order_id( $order->get_id() );
			$item->set_name( wc_clean( $fee['title'] ) );
			$item->set_total( isset( $fee['total'] ) ? floatval( $fee['total'] ) : 0 );

			// if taxable, tax class and total are required
			if ( ! empty( $fee['taxable'] ) ) {
				if ( ! isset( $fee['tax_class'] ) ) {
					throw new WC_API_Exception( 'woocommerce_invalid_fee_item', __( 'Fee tax class is required when fee is taxable.', 'woocommerce' ), 400 );
				}

				$item->set_tax_status( 'taxable' );
				$item->set_tax_class( $fee['tax_class'] );

				if ( isset( $fee['total_tax'] ) ) {
					$item->set_total_tax( isset( $fee['total_tax'] ) ? wc_format_refund_total( $fee['total_tax'] ) : 0 );
				}

				if ( isset( $fee['tax_data'] ) ) {
					$item->set_total_tax( wc_format_refund_total( array_sum( $fee['tax_data'] ) ) );
					$item->set_taxes( array_map( 'wc_format_refund_total', $fee['tax_data'] ) );
				}
			}

			$order->add_item( $item );
		} else {

			$item = new WC_Order_Item_Fee( $fee['id'] );

			if ( isset( $fee['title'] ) ) {
				$item->set_name( wc_clean( $fee['title'] ) );
			}

			if ( isset( $fee['tax_class'] ) ) {
				$item->set_tax_class( $fee['tax_class'] );
			}

			if ( isset( $fee['total'] ) ) {
				$item->set_total( floatval( $fee['total'] ) );
			}

			if ( isset( $fee['total_tax'] ) ) {
				$item->set_total_tax( floatval( $fee['total_tax'] ) );
			}

			$fee_id = $item->save();

			if ( ! $fee_id ) {
				throw new WC_API_Exception( 'woocommerce_cannot_update_fee', __( 'Cannot update fee, try again.', 'woocommerce' ), 500 );
			}
		}
	}

	/**
	 * Create or update an order coupon
	 *
	 * @since 2.2
	 * @param \WC_Order $order
	 * @param array $coupon item data
	 * @param string $action 'create' to add coupon or 'update' to update it
	 * @throws WC_API_Exception invalid data, server error
	 */
	protected function set_coupon( $order, $coupon, $action ) {

		// coupon amount must be positive float
		if ( isset( $coupon['amount'] ) && floatval( $coupon['amount'] ) < 0 ) {
			throw new WC_API_Exception( 'woocommerce_invalid_coupon_total', __( 'Coupon discount total must be a positive amount.', 'woocommerce' ), 400 );
		}

		if ( 'create' === $action ) {

			// coupon code is required
			if ( empty( $coupon['code'] ) ) {
				throw new WC_API_Exception( 'woocommerce_invalid_coupon_coupon', __( 'Coupon code is required.', 'woocommerce' ), 400 );
			}

			$item = new WC_Order_Item_Coupon();
			$item->set_props( array(
				'code'         => $coupon['code'],
				'discount'     => isset( $coupon['amount'] ) ? floatval( $coupon['amount'] ) : 0,
				'discount_tax' => 0,
				'order_id'     => $order->get_id(),
			) );
			$order->add_item( $item );
		} else {

			$item = new WC_Order_Item_Coupon( $coupon['id'] );

			if ( isset( $coupon['code'] ) ) {
				$item->set_code( $coupon['code'] );
			}

			if ( isset( $coupon['amount'] ) ) {
				$item->set_discount( floatval( $coupon['amount'] ) );
			}

			$coupon_id = $item->save();

			if ( ! $coupon_id ) {
				throw new WC_API_Exception( 'woocommerce_cannot_update_order_coupon', __( 'Cannot update coupon, try again.', 'woocommerce' ), 500 );
			}
		}
	}

	/**
	 * Get the admin order notes for an order
	 *
	 * @since 2.1
	 * @param string $order_id order ID
	 * @param string|null $fields fields to include in response
	 * @return array|WP_Error
	 */
	public function get_order_notes( $order_id, $fields = null ) {

		// ensure ID is valid order ID
		$order_id = $this->validate_request( $order_id, $this->post_type, 'read' );

		if ( is_wp_error( $order_id ) ) {
			return $order_id;
		}

		$args = array(
			'post_id' => $order_id,
			'approve' => 'approve',
			'type'    => 'order_note',
		);

		remove_filter( 'comments_clauses', array( 'WC_Comments', 'exclude_order_comments' ), 10, 1 );

		$notes = get_comments( $args );

		add_filter( 'comments_clauses', array( 'WC_Comments', 'exclude_order_comments' ), 10, 1 );

		$order_notes = array();

		foreach ( $notes as $note ) {

			$order_notes[] = current( $this->get_order_note( $order_id, $note->comment_ID, $fields ) );
		}

		return array( 'order_notes' => apply_filters( 'woocommerce_api_order_notes_response', $order_notes, $order_id, $fields, $notes, $this->server ) );
	}

	/**
	 * Get an order note for the given order ID and ID
	 *
	 * @since 2.2
	 *
	 * @param string $order_id order ID
	 * @param string $id order note ID
	 * @param string|null $fields fields to limit response to
	 *
	 * @return array|WP_Error
	 */
	public function get_order_note( $order_id, $id, $fields = null ) {
		try {
			// Validate order ID
			$order_id = $this->validate_request( $order_id, $this->post_type, 'read' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'Invalid order note ID', 'woocommerce' ), 400 );
			}

			$note = get_comment( $id );

			if ( is_null( $note ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'An order note with the provided ID could not be found', 'woocommerce' ), 404 );
			}

			$order_note = array(
				'id'            => $note->comment_ID,
				'created_at'    => $this->server->format_datetime( $note->comment_date_gmt ),
				'note'          => $note->comment_content,
				'customer_note' => (bool) get_comment_meta( $note->comment_ID, 'is_customer_note', true ),
			);

			return array( 'order_note' => apply_filters( 'woocommerce_api_order_note_response', $order_note, $id, $fields, $note, $order_id, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Create a new order note for the given order
	 *
	 * @since 2.2
	 * @param string $order_id order ID
	 * @param array $data raw request data
	 * @return WP_Error|array error or created note response data
	 */
	public function create_order_note( $order_id, $data ) {
		try {
			if ( ! isset( $data['order_note'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_order_note_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'order_note' ), 400 );
			}

			$data = $data['order_note'];

			// permission check
			if ( ! current_user_can( 'publish_shop_orders' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_order_note', __( 'You do not have permission to create order notes', 'woocommerce' ), 401 );
			}

			$order_id = $this->validate_request( $order_id, $this->post_type, 'edit' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			$order = wc_get_order( $order_id );

			$data = apply_filters( 'woocommerce_api_create_order_note_data', $data, $order_id, $this );

			// note content is required
			if ( ! isset( $data['note'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note', __( 'Order note is required', 'woocommerce' ), 400 );
			}

			$is_customer_note = ( isset( $data['customer_note'] ) && true === $data['customer_note'] );

			// create the note
			$note_id = $order->add_order_note( $data['note'], $is_customer_note );

			if ( ! $note_id ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_create_order_note', __( 'Cannot create order note, please try again.', 'woocommerce' ), 500 );
			}

			// HTTP 201 Created
			$this->server->send_status( 201 );

			do_action( 'woocommerce_api_create_order_note', $note_id, $order_id, $this );

			return $this->get_order_note( $order->get_id(), $note_id );
		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => 400 ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Edit the order note
	 *
	 * @since 2.2
	 * @param string $order_id order ID
	 * @param string $id note ID
	 * @param array $data parsed request data
	 * @return WP_Error|array error or edited note response data
	 */
	public function edit_order_note( $order_id, $id, $data ) {
		try {
			if ( ! isset( $data['order_note'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_order_note_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'order_note' ), 400 );
			}

			$data = $data['order_note'];

			// Validate order ID
			$order_id = $this->validate_request( $order_id, $this->post_type, 'edit' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			$order = wc_get_order( $order_id );

			// Validate note ID
			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'Invalid order note ID', 'woocommerce' ), 400 );
			}

			// Ensure note ID is valid
			$note = get_comment( $id );

			if ( is_null( $note ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'An order note with the provided ID could not be found', 'woocommerce' ), 404 );
			}

			// Ensure note ID is associated with given order
			if ( $note->comment_post_ID != $order->get_id() ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'The order note ID provided is not associated with the order', 'woocommerce' ), 400 );
			}

			$data = apply_filters( 'woocommerce_api_edit_order_note_data', $data, $note->comment_ID, $order->get_id(), $this );

			// Note content
			if ( isset( $data['note'] ) ) {

				wp_update_comment(
					array(
						'comment_ID'      => $note->comment_ID,
						'comment_content' => $data['note'],
					)
				);
			}

			// Customer note
			if ( isset( $data['customer_note'] ) ) {

				update_comment_meta( $note->comment_ID, 'is_customer_note', true === $data['customer_note'] ? 1 : 0 );
			}

			do_action( 'woocommerce_api_edit_order_note', $note->comment_ID, $order->get_id(), $this );

			return $this->get_order_note( $order->get_id(), $note->comment_ID );
		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => 400 ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete order note
	 *
	 * @since 2.2
	 * @param string $order_id order ID
	 * @param string $id note ID
	 * @return WP_Error|array error or deleted message
	 */
	public function delete_order_note( $order_id, $id ) {
		try {
			$order_id = $this->validate_request( $order_id, $this->post_type, 'delete' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			// Validate note ID
			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'Invalid order note ID', 'woocommerce' ), 400 );
			}

			// Ensure note ID is valid
			$note = get_comment( $id );

			if ( is_null( $note ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'An order note with the provided ID could not be found', 'woocommerce' ), 404 );
			}

			// Ensure note ID is associated with given order
			if ( $note->comment_post_ID != $order_id ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_note_id', __( 'The order note ID provided is not associated with the order', 'woocommerce' ), 400 );
			}

			// Force delete since trashed order notes could not be managed through comments list table
			$result = wc_delete_order_note( $note->comment_ID );

			if ( ! $result ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_delete_order_note', __( 'This order note cannot be deleted', 'woocommerce' ), 500 );
			}

			do_action( 'woocommerce_api_delete_order_note', $note->comment_ID, $order_id, $this );

			return array( 'message' => __( 'Permanently deleted order note', 'woocommerce' ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get the order refunds for an order
	 *
	 * @since 2.2
	 * @param string $order_id order ID
	 * @param string|null $fields fields to include in response
	 * @return array|WP_Error
	 */
	public function get_order_refunds( $order_id, $fields = null ) {

		// Ensure ID is valid order ID
		$order_id = $this->validate_request( $order_id, $this->post_type, 'read' );

		if ( is_wp_error( $order_id ) ) {
			return $order_id;
		}

		$refund_items = wc_get_orders( array(
			'type'   => 'shop_order_refund',
			'parent' => $order_id,
			'limit'  => -1,
			'return' => 'ids',
		) );
		$order_refunds = array();

		foreach ( $refund_items as $refund_id ) {
			$order_refunds[] = current( $this->get_order_refund( $order_id, $refund_id, $fields ) );
		}

		return array( 'order_refunds' => apply_filters( 'woocommerce_api_order_refunds_response', $order_refunds, $order_id, $fields, $refund_items, $this ) );
	}

	/**
	 * Get an order refund for the given order ID and ID
	 *
	 * @since 2.2
	 *
	 * @param string $order_id order ID
	 * @param int $id
	 * @param string|null $fields fields to limit response to
	 * @param array $filter
	 *
	 * @return array|WP_Error
	 */
	public function get_order_refund( $order_id, $id, $fields = null, $filter = array() ) {
		try {
			// Validate order ID
			$order_id = $this->validate_request( $order_id, $this->post_type, 'read' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'Invalid order refund ID.', 'woocommerce' ), 400 );
			}

			$order  = wc_get_order( $order_id );
			$refund = wc_get_order( $id );

			if ( ! $refund ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'An order refund with the provided ID could not be found.', 'woocommerce' ), 404 );
			}

			$line_items = array();

			// Add line items
			foreach ( $refund->get_items( 'line_item' ) as $item_id => $item ) {
				$product    = $item->get_product();
				$hideprefix = ( isset( $filter['all_item_meta'] ) && 'true' === $filter['all_item_meta'] ) ? null : '_';
				$item_meta  = $item->get_all_formatted_meta_data( $hideprefix );

				foreach ( $item_meta as $key => $values ) {
					$item_meta[ $key ]->label = $values->display_key;
					unset( $item_meta[ $key ]->display_key );
					unset( $item_meta[ $key ]->display_value );
				}

				$line_items[] = array(
					'id'               => $item_id,
					'subtotal'         => wc_format_decimal( $order->get_line_subtotal( $item ), 2 ),
					'subtotal_tax'     => wc_format_decimal( $item->get_subtotal_tax(), 2 ),
					'total'            => wc_format_decimal( $order->get_line_total( $item ), 2 ),
					'total_tax'        => wc_format_decimal( $order->get_line_tax( $item ), 2 ),
					'price'            => wc_format_decimal( $order->get_item_total( $item ), 2 ),
					'quantity'         => $item->get_quantity(),
					'tax_class'        => $item->get_tax_class(),
					'name'             => $item->get_name(),
					'product_id'       => $item->get_variation_id() ? $item->get_variation_id() : $item->get_product_id(),
					'sku'              => is_object( $product ) ? $product->get_sku() : null,
					'meta'             => array_values( $item_meta ),
					'refunded_item_id' => (int) $item->get_meta( 'refunded_item_id' ),
				);
			}

			$order_refund = array(
				'id'         => $refund->get_id(),
				'created_at' => $this->server->format_datetime( $refund->get_date_created() ? $refund->get_date_created()->getTimestamp() : 0, false, false ),
				'amount'     => wc_format_decimal( $refund->get_amount(), 2 ),
				'reason'     => $refund->get_reason(),
				'line_items' => $line_items,
			);

			return array( 'order_refund' => apply_filters( 'woocommerce_api_order_refund_response', $order_refund, $id, $fields, $refund, $order_id, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Create a new order refund for the given order
	 *
	 * @since 2.2
	 * @param string $order_id order ID
	 * @param array $data raw request data
	 * @param bool $api_refund do refund using a payment gateway API
	 * @return WP_Error|array error or created refund response data
	 */
	public function create_order_refund( $order_id, $data, $api_refund = true ) {
		try {
			if ( ! isset( $data['order_refund'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_order_refund_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'order_refund' ), 400 );
			}

			$data = $data['order_refund'];

			// Permission check
			if ( ! current_user_can( 'publish_shop_orders' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_order_refund', __( 'You do not have permission to create order refunds', 'woocommerce' ), 401 );
			}

			$order_id = absint( $order_id );

			if ( empty( $order_id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_id', __( 'Order ID is invalid', 'woocommerce' ), 400 );
			}

			$data = apply_filters( 'woocommerce_api_create_order_refund_data', $data, $order_id, $this );

			// Refund amount is required
			if ( ! isset( $data['amount'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund', __( 'Refund amount is required.', 'woocommerce' ), 400 );
			} elseif ( 0 > $data['amount'] ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund', __( 'Refund amount must be positive.', 'woocommerce' ), 400 );
			}

			$data['order_id']  = $order_id;
			$data['refund_id'] = 0;

			// Create the refund
			$refund = wc_create_refund( $data );

			if ( ! $refund ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_create_order_refund', __( 'Cannot create order refund, please try again.', 'woocommerce' ), 500 );
			}

			// Refund via API
			if ( $api_refund ) {
				if ( WC()->payment_gateways() ) {
					$payment_gateways = WC()->payment_gateways->payment_gateways();
				}

				$order = wc_get_order( $order_id );

				if ( isset( $payment_gateways[ $order->get_payment_method() ] ) && $payment_gateways[ $order->get_payment_method() ]->supports( 'refunds' ) ) {
					$result = $payment_gateways[ $order->get_payment_method() ]->process_refund( $order_id, $refund->get_amount(), $refund->get_reason() );

					if ( is_wp_error( $result ) ) {
						return $result;
					} elseif ( ! $result ) {
						throw new WC_API_Exception( 'woocommerce_api_create_order_refund_api_failed', __( 'An error occurred while attempting to create the refund using the payment gateway API.', 'woocommerce' ), 500 );
					}
				}
			}

			// HTTP 201 Created
			$this->server->send_status( 201 );

			do_action( 'woocommerce_api_create_order_refund', $refund->get_id(), $order_id, $this );

			return $this->get_order_refund( $order_id, $refund->get_id() );
		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => 400 ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Edit an order refund
	 *
	 * @since 2.2
	 * @param string $order_id order ID
	 * @param string $id refund ID
	 * @param array $data parsed request data
	 * @return WP_Error|array error or edited refund response data
	 */
	public function edit_order_refund( $order_id, $id, $data ) {
		try {
			if ( ! isset( $data['order_refund'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_order_refund_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'order_refund' ), 400 );
			}

			$data = $data['order_refund'];

			// Validate order ID
			$order_id = $this->validate_request( $order_id, $this->post_type, 'edit' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			// Validate refund ID
			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'Invalid order refund ID.', 'woocommerce' ), 400 );
			}

			// Ensure order ID is valid
			$refund = get_post( $id );

			if ( ! $refund ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'An order refund with the provided ID could not be found.', 'woocommerce' ), 404 );
			}

			// Ensure refund ID is associated with given order
			if ( $refund->post_parent != $order_id ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'The order refund ID provided is not associated with the order.', 'woocommerce' ), 400 );
			}

			$data = apply_filters( 'woocommerce_api_edit_order_refund_data', $data, $refund->ID, $order_id, $this );

			// Update reason
			if ( isset( $data['reason'] ) ) {
				$updated_refund = wp_update_post( array( 'ID' => $refund->ID, 'post_excerpt' => $data['reason'] ) );

				if ( is_wp_error( $updated_refund ) ) {
					return $updated_refund;
				}
			}

			// Update refund amount
			if ( isset( $data['amount'] ) && 0 < $data['amount'] ) {
				update_post_meta( $refund->ID, '_refund_amount', wc_format_decimal( $data['amount'] ) );
			}

			do_action( 'woocommerce_api_edit_order_refund', $refund->ID, $order_id, $this );

			return $this->get_order_refund( $order_id, $refund->ID );
		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => 400 ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete order refund
	 *
	 * @since 2.2
	 * @param string $order_id order ID
	 * @param string $id refund ID
	 * @return WP_Error|array error or deleted message
	 */
	public function delete_order_refund( $order_id, $id ) {
		try {
			$order_id = $this->validate_request( $order_id, $this->post_type, 'delete' );

			if ( is_wp_error( $order_id ) ) {
				return $order_id;
			}

			// Validate refund ID
			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'Invalid order refund ID.', 'woocommerce' ), 400 );
			}

			// Ensure refund ID is valid
			$refund = get_post( $id );

			if ( ! $refund ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'An order refund with the provided ID could not be found.', 'woocommerce' ), 404 );
			}

			// Ensure refund ID is associated with given order
			if ( $refund->post_parent != $order_id ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_order_refund_id', __( 'The order refund ID provided is not associated with the order.', 'woocommerce' ), 400 );
			}

			wc_delete_shop_order_transients( $order_id );

			do_action( 'woocommerce_api_delete_order_refund', $refund->ID, $order_id, $this );

			return $this->delete( $refund->ID, 'refund', true );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Bulk update or insert orders
	 * Accepts an array with orders in the formats supported by
	 * WC_API_Orders->create_order() and WC_API_Orders->edit_order()
	 *
	 * @since 2.4.0
	 *
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function bulk( $data ) {

		try {
			if ( ! isset( $data['orders'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_orders_data', sprintf( __( 'No %1$s data specified to create/edit %1$s', 'woocommerce' ), 'orders' ), 400 );
			}

			$data  = $data['orders'];
			$limit = apply_filters( 'woocommerce_api_bulk_limit', 100, 'orders' );

			// Limit bulk operation
			if ( count( $data ) > $limit ) {
				throw new WC_API_Exception( 'woocommerce_api_orders_request_entity_too_large', sprintf( __( 'Unable to accept more than %s items for this request.', 'woocommerce' ), $limit ), 413 );
			}

			$orders = array();

			foreach ( $data as $_order ) {
				$order_id = 0;

				// Try to get the order ID
				if ( isset( $_order['id'] ) ) {
					$order_id = intval( $_order['id'] );
				}

				// Order exists / edit order
				if ( $order_id ) {
					$edit = $this->edit_order( $order_id, array( 'order' => $_order ) );

					if ( is_wp_error( $edit ) ) {
						$orders[] = array(
							'id'    => $order_id,
							'error' => array( 'code' => $edit->get_error_code(), 'message' => $edit->get_error_message() ),
						);
					} else {
						$orders[] = $edit['order'];
					}
				} else {
					// Order don't exists / create order
					$new = $this->create_order( array( 'order' => $_order ) );

					if ( is_wp_error( $new ) ) {
						$orders[] = array(
							'id'    => $order_id,
							'error' => array( 'code' => $new->get_error_code(), 'message' => $new->get_error_message() ),
						);
					} else {
						$orders[] = $new['order'];
					}
				}
			}

			return array( 'orders' => apply_filters( 'woocommerce_api_orders_bulk_response', $orders, $this ) );
		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => 400 ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}
}
class-wc-api-products.php000064400000220631151550474420011414 0ustar00<?php
/**
 * WooCommerce API Products Class
 *
 * Handles requests to the /products endpoint
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.1
 * @version     3.0
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Products extends WC_API_Resource {

	/** @var string $base the route base */
	protected $base = '/products';

	/**
	 * Register the routes for this class
	 *
	 * GET/POST /products
	 * GET /products/count
	 * GET/PUT/DELETE /products/<id>
	 * GET /products/<id>/reviews
	 *
	 * @since 2.1
	 * @param array $routes
	 * @return array
	 */
	public function register_routes( $routes ) {

		# GET/POST /products
		$routes[ $this->base ] = array(
			array( array( $this, 'get_products' ), WC_API_Server::READABLE ),
			array( array( $this, 'create_product' ), WC_API_SERVER::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET /products/count
		$routes[ $this->base . '/count' ] = array(
			array( array( $this, 'get_products_count' ), WC_API_Server::READABLE ),
		);

		# GET/PUT/DELETE /products/<id>
		$routes[ $this->base . '/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_product' ), WC_API_Server::READABLE ),
			array( array( $this, 'edit_product' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
			array( array( $this, 'delete_product' ), WC_API_Server::DELETABLE ),
		);

		# GET /products/<id>/reviews
		$routes[ $this->base . '/(?P<id>\d+)/reviews' ] = array(
			array( array( $this, 'get_product_reviews' ), WC_API_Server::READABLE ),
		);

		# GET /products/<id>/orders
		$routes[ $this->base . '/(?P<id>\d+)/orders' ] = array(
			array( array( $this, 'get_product_orders' ), WC_API_Server::READABLE ),
		);

		# GET /products/categories
		$routes[ $this->base . '/categories' ] = array(
			array( array( $this, 'get_product_categories' ), WC_API_Server::READABLE ),
		);

		# GET /products/categories/<id>
		$routes[ $this->base . '/categories/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_product_category' ), WC_API_Server::READABLE ),
		);

		# GET/POST /products/attributes
		$routes[ $this->base . '/attributes' ] = array(
			array( array( $this, 'get_product_attributes' ), WC_API_Server::READABLE ),
			array( array( $this, 'create_product_attribute' ), WC_API_SERVER::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET/PUT/DELETE /attributes/<id>
		$routes[ $this->base . '/attributes/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_product_attribute' ), WC_API_Server::READABLE ),
			array( array( $this, 'edit_product_attribute' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
			array( array( $this, 'delete_product_attribute' ), WC_API_Server::DELETABLE ),
		);

		# GET /products/sku/<product sku>
		$routes[ $this->base . '/sku/(?P<sku>\w[\w\s\-]*)' ] = array(
			array( array( $this, 'get_product_by_sku' ), WC_API_Server::READABLE ),
		);

		# POST|PUT /products/bulk
		$routes[ $this->base . '/bulk' ] = array(
			array( array( $this, 'bulk' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
		);

		return $routes;
	}

	/**
	 * Get all products
	 *
	 * @since 2.1
	 * @param string $fields
	 * @param string $type
	 * @param array $filter
	 * @param int $page
	 * @return array
	 */
	public function get_products( $fields = null, $type = null, $filter = array(), $page = 1 ) {

		if ( ! empty( $type ) ) {
			$filter['type'] = $type;
		}

		$filter['page'] = $page;

		$query = $this->query_products( $filter );

		$products = array();

		foreach ( $query->posts as $product_id ) {

			if ( ! $this->is_readable( $product_id ) ) {
				continue;
			}

			$products[] = current( $this->get_product( $product_id, $fields ) );
		}

		$this->server->add_pagination_headers( $query );

		return array( 'products' => $products );
	}

	/**
	 * Get the product for the given ID
	 *
	 * @since 2.1
	 * @param int $id the product ID
	 * @param string $fields
	 * @return array|WP_Error
	 */
	public function get_product( $id, $fields = null ) {

		$id = $this->validate_request( $id, 'product', 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$product = wc_get_product( $id );

		// add data that applies to every product type
		$product_data = $this->get_product_data( $product );

		// add variations to variable products
		if ( $product->is_type( 'variable' ) && $product->has_child() ) {
			$product_data['variations'] = $this->get_variation_data( $product );
		}

		// add the parent product data to an individual variation
		if ( $product->is_type( 'variation' ) && $product->get_parent_id() ) {
			$_product = wc_get_product( $product->get_parent_id() );
			$product_data['parent'] = $this->get_product_data( $_product );
		}

		return array( 'product' => apply_filters( 'woocommerce_api_product_response', $product_data, $product, $fields, $this->server ) );
	}

	/**
	 * Get the total number of products
	 *
	 * @since 2.1
	 *
	 * @param string $type
	 * @param array $filter
	 *
	 * @return array|WP_Error
	 */
	public function get_products_count( $type = null, $filter = array() ) {
		try {
			if ( ! current_user_can( 'read_private_products' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_products_count', __( 'You do not have permission to read the products count', 'woocommerce' ), 401 );
			}

			if ( ! empty( $type ) ) {
				$filter['type'] = $type;
			}

			$query = $this->query_products( $filter );

			return array( 'count' => (int) $query->found_posts );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Create a new product
	 *
	 * @since 2.2
	 *
	 * @param array $data posted data
	 *
	 * @return array|WP_Error
	 */
	public function create_product( $data ) {
		$id = 0;

		try {
			if ( ! isset( $data['product'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_product_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'product' ), 400 );
			}

			$data = $data['product'];

			// Check permissions
			if ( ! current_user_can( 'publish_products' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_product', __( 'You do not have permission to create products', 'woocommerce' ), 401 );
			}

			$data = apply_filters( 'woocommerce_api_create_product_data', $data, $this );

			// Check if product title is specified
			if ( ! isset( $data['title'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_product_title', sprintf( __( 'Missing parameter %s', 'woocommerce' ), 'title' ), 400 );
			}

			// Check product type
			if ( ! isset( $data['type'] ) ) {
				$data['type'] = 'simple';
			}

			// Set visible visibility when not sent
			if ( ! isset( $data['catalog_visibility'] ) ) {
				$data['catalog_visibility'] = 'visible';
			}

			// Validate the product type
			if ( ! in_array( wc_clean( $data['type'] ), array_keys( wc_get_product_types() ) ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_type', sprintf( __( 'Invalid product type - the product type must be any of these: %s', 'woocommerce' ), implode( ', ', array_keys( wc_get_product_types() ) ) ), 400 );
			}

			// Enable description html tags.
			$post_content = isset( $data['description'] ) ? wc_clean( $data['description'] ) : '';
			if ( $post_content && isset( $data['enable_html_description'] ) && true === $data['enable_html_description'] ) {

				$post_content = wp_filter_post_kses( $data['description'] );
			}

			// Enable short description html tags.
			$post_excerpt = isset( $data['short_description'] ) ? wc_clean( $data['short_description'] ) : '';
			if ( $post_excerpt && isset( $data['enable_html_short_description'] ) && true === $data['enable_html_short_description'] ) {
				$post_excerpt = wp_filter_post_kses( $data['short_description'] );
			}

			$classname = WC_Product_Factory::get_classname_from_product_type( $data['type'] );
			if ( ! class_exists( $classname ) ) {
				$classname = 'WC_Product_Simple';
			}
			$product = new $classname();

			$product->set_name( wc_clean( $data['title'] ) );
			$product->set_status( isset( $data['status'] ) ? wc_clean( $data['status'] ) : 'publish' );
			$product->set_short_description( isset( $data['short_description'] ) ? $post_excerpt : '' );
			$product->set_description( isset( $data['description'] ) ? $post_content : '' );

			// Attempts to create the new product.
			$product->save();
			$id = $product->get_id();

			// Checks for an error in the product creation
			if ( 0 >= $id ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_create_product', $id->get_error_message(), 400 );
			}

			// Check for featured/gallery images, upload it and set it
			if ( isset( $data['images'] ) ) {
				$product = $this->save_product_images( $product, $data['images'] );
			}

			// Save product meta fields
			$product = $this->save_product_meta( $product, $data );
			$product->save();

			// Save variations
			if ( isset( $data['type'] ) && 'variable' == $data['type'] && isset( $data['variations'] ) && is_array( $data['variations'] ) ) {
				$this->save_variations( $product, $data );
			}

			do_action( 'woocommerce_api_create_product', $id, $data );

			// Clear cache/transients
			wc_delete_product_transients( $id );

			$this->server->send_status( 201 );

			return $this->get_product( $id );
		} catch ( WC_Data_Exception $e ) {
			$this->clear_product( $id );
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		} catch ( WC_API_Exception $e ) {
			$this->clear_product( $id );
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Edit a product
	 *
	 * @since 2.2
	 *
	 * @param int $id the product ID
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function edit_product( $id, $data ) {
		try {
			if ( ! isset( $data['product'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_product_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'product' ), 400 );
			}

			$data = $data['product'];

			$id = $this->validate_request( $id, 'product', 'edit' );

			if ( is_wp_error( $id ) ) {
				return $id;
			}

			$product = wc_get_product( $id );

			$data = apply_filters( 'woocommerce_api_edit_product_data', $data, $this );

			// Product title.
			if ( isset( $data['title'] ) ) {
				$product->set_name( wc_clean( $data['title'] ) );
			}

			// Product name (slug).
			if ( isset( $data['name'] ) ) {
				$product->set_slug( wc_clean( $data['name'] ) );
			}

			// Product status.
			if ( isset( $data['status'] ) ) {
				$product->set_status( wc_clean( $data['status'] ) );
			}

			// Product short description.
			if ( isset( $data['short_description'] ) ) {
				// Enable short description html tags.
				$post_excerpt = ( isset( $data['enable_html_short_description'] ) && true === $data['enable_html_short_description'] ) ? wp_filter_post_kses( $data['short_description'] ) : wc_clean( $data['short_description'] );
				$product->set_short_description( $post_excerpt );
			}

			// Product description.
			if ( isset( $data['description'] ) ) {
				// Enable description html tags.
				$post_content = ( isset( $data['enable_html_description'] ) && true === $data['enable_html_description'] ) ? wp_filter_post_kses( $data['description'] ) : wc_clean( $data['description'] );
				$product->set_description( $post_content );
			}

			// Validate the product type.
			if ( isset( $data['type'] ) && ! in_array( wc_clean( $data['type'] ), array_keys( wc_get_product_types() ) ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_type', sprintf( __( 'Invalid product type - the product type must be any of these: %s', 'woocommerce' ), implode( ', ', array_keys( wc_get_product_types() ) ) ), 400 );
			}

			// Check for featured/gallery images, upload it and set it.
			if ( isset( $data['images'] ) ) {
				$product = $this->save_product_images( $product, $data['images'] );
			}

			// Save product meta fields.
			$product = $this->save_product_meta( $product, $data );

			// Save variations.
			if ( $product->is_type( 'variable' ) ) {
				if ( isset( $data['variations'] ) && is_array( $data['variations'] ) ) {
					$this->save_variations( $product, $data );
				} else {
					// Just sync variations.
					$product = WC_Product_Variable::sync( $product, false );
				}
			}

			$product->save();

			do_action( 'woocommerce_api_edit_product', $id, $data );

			// Clear cache/transients.
			wc_delete_product_transients( $id );

			return $this->get_product( $id );
		} catch ( WC_Data_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete a product.
	 *
	 * @since 2.2
	 *
	 * @param int $id the product ID.
	 * @param bool $force true to permanently delete order, false to move to trash.
	 *
	 * @return array|WP_Error
	 */
	public function delete_product( $id, $force = false ) {

		$id = $this->validate_request( $id, 'product', 'delete' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$product = wc_get_product( $id );

		do_action( 'woocommerce_api_delete_product', $id, $this );

		// If we're forcing, then delete permanently.
		if ( $force ) {
			if ( $product->is_type( 'variable' ) ) {
				foreach ( $product->get_children() as $child_id ) {
					$child = wc_get_product( $child_id );
					if ( ! empty( $child ) ) {
						$child->delete( true );
					}
				}
			} else {
				// For other product types, if the product has children, remove the relationship.
				foreach ( $product->get_children() as $child_id ) {
					$child = wc_get_product( $child_id );
					if ( ! empty( $child ) ) {
						$child->set_parent_id( 0 );
						$child->save();
					}
				}
			}

			$product->delete( true );
			$result = ! ( $product->get_id() > 0 );
		} else {
			$product->delete();
			$result = 'trash' === $product->get_status();
		}

		if ( ! $result ) {
			return new WP_Error( 'woocommerce_api_cannot_delete_product', sprintf( __( 'This %s cannot be deleted', 'woocommerce' ), 'product' ), array( 'status' => 500 ) );
		}

		// Delete parent product transients.
		if ( $parent_id = wp_get_post_parent_id( $id ) ) {
			wc_delete_product_transients( $parent_id );
		}

		if ( $force ) {
			return array( 'message' => sprintf( __( 'Permanently deleted %s', 'woocommerce' ), 'product' ) );
		} else {
			$this->server->send_status( '202' );

			return array( 'message' => sprintf( __( 'Deleted %s', 'woocommerce' ), 'product' ) );
		}
	}

	/**
	 * Get the reviews for a product
	 *
	 * @since 2.1
	 * @param int $id the product ID to get reviews for
	 * @param string $fields fields to include in response
	 * @return array|WP_Error
	 */
	public function get_product_reviews( $id, $fields = null ) {

		$id = $this->validate_request( $id, 'product', 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$comments = get_approved_comments( $id );
		$reviews  = array();

		foreach ( $comments as $comment ) {

			$reviews[] = array(
				'id'             => intval( $comment->comment_ID ),
				'created_at'     => $this->server->format_datetime( $comment->comment_date_gmt ),
				'review'         => $comment->comment_content,
				'rating'         => get_comment_meta( $comment->comment_ID, 'rating', true ),
				'reviewer_name'  => $comment->comment_author,
				'reviewer_email' => $comment->comment_author_email,
				'verified'       => wc_review_is_from_verified_owner( $comment->comment_ID ),
			);
		}

		return array( 'product_reviews' => apply_filters( 'woocommerce_api_product_reviews_response', $reviews, $id, $fields, $comments, $this->server ) );
	}

	/**
	 * Get the orders for a product
	 *
	 * @since 2.4.0
	 * @param int $id the product ID to get orders for
	 * @param string fields  fields to retrieve
	 * @param array $filter filters to include in response
	 * @param string $status the order status to retrieve
	 * @param $page  $page   page to retrieve
	 * @return array|WP_Error
	 */
	public function get_product_orders( $id, $fields = null, $filter = array(), $status = null, $page = 1 ) {
		global $wpdb;

		$id = $this->validate_request( $id, 'product', 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$order_ids = $wpdb->get_col( $wpdb->prepare( "
			SELECT order_id
			FROM {$wpdb->prefix}woocommerce_order_items
			WHERE order_item_id IN ( SELECT order_item_id FROM {$wpdb->prefix}woocommerce_order_itemmeta WHERE meta_key = '_product_id' AND meta_value = %d )
			AND order_item_type = 'line_item'
		 ", $id ) );

		if ( empty( $order_ids ) ) {
			return array( 'orders' => array() );
		}

		$filter = array_merge( $filter, array(
			'in' => implode( ',', $order_ids ),
		) );

		$orders = WC()->api->WC_API_Orders->get_orders( $fields, $filter, $status, $page );

		return array( 'orders' => apply_filters( 'woocommerce_api_product_orders_response', $orders['orders'], $id, $filter, $fields, $this->server ) );
	}

	/**
	 * Get a listing of product categories
	 *
	 * @since 2.2
	 *
	 * @param string|null $fields fields to limit response to
	 *
	 * @return array|WP_Error
	 */
	public function get_product_categories( $fields = null ) {
		try {
			// Permissions check
			if ( ! current_user_can( 'manage_product_terms' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_product_categories', __( 'You do not have permission to read product categories', 'woocommerce' ), 401 );
			}

			$product_categories = array();

			$terms = get_terms( 'product_cat', array( 'hide_empty' => false, 'fields' => 'ids' ) );

			foreach ( $terms as $term_id ) {
				$product_categories[] = current( $this->get_product_category( $term_id, $fields ) );
			}

			return array( 'product_categories' => apply_filters( 'woocommerce_api_product_categories_response', $product_categories, $terms, $fields, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get the product category for the given ID
	 *
	 * @since 2.2
	 *
	 * @param string $id product category term ID
	 * @param string|null $fields fields to limit response to
	 *
	 * @return array|WP_Error
	 */
	public function get_product_category( $id, $fields = null ) {
		try {
			$id = absint( $id );

			// Validate ID
			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_category_id', __( 'Invalid product category ID', 'woocommerce' ), 400 );
			}

			// Permissions check
			if ( ! current_user_can( 'manage_product_terms' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_product_categories', __( 'You do not have permission to read product categories', 'woocommerce' ), 401 );
			}

			$term = get_term( $id, 'product_cat' );

			if ( is_wp_error( $term ) || is_null( $term ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_category_id', __( 'A product category with the provided ID could not be found', 'woocommerce' ), 404 );
			}

			$term_id = intval( $term->term_id );

			// Get category display type
			$display_type = get_term_meta( $term_id, 'display_type', true );

			// Get category image
			$image = '';
			if ( $image_id = get_term_meta( $term_id, 'thumbnail_id', true ) ) {
				$image = wp_get_attachment_url( $image_id );
			}

			$product_category = array(
				'id'          => $term_id,
				'name'        => $term->name,
				'slug'        => $term->slug,
				'parent'      => $term->parent,
				'description' => $term->description,
				'display'     => $display_type ? $display_type : 'default',
				'image'       => $image ? esc_url( $image ) : '',
				'count'       => intval( $term->count ),
			);

			return array( 'product_category' => apply_filters( 'woocommerce_api_product_category_response', $product_category, $id, $fields, $term, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Helper method to get product post objects
	 *
	 * @since 2.1
	 * @param array $args request arguments for filtering query
	 * @return WP_Query
	 */
	private function query_products( $args ) {

		// Set base query arguments
		$query_args = array(
			'fields'      => 'ids',
			'post_type'   => 'product',
			'post_status' => 'publish',
			'meta_query'  => array(),
		);

		if ( ! empty( $args['type'] ) ) {

			$types = explode( ',', $args['type'] );

			$query_args['tax_query'] = array(
				array(
					'taxonomy' => 'product_type',
					'field'    => 'slug',
					'terms'    => $types,
				),
			);

			unset( $args['type'] );
		}

		// Filter products by category
		if ( ! empty( $args['category'] ) ) {
			$query_args['product_cat'] = $args['category'];
		}

		// Filter by specific sku
		if ( ! empty( $args['sku'] ) ) {
			if ( ! is_array( $query_args['meta_query'] ) ) {
				$query_args['meta_query'] = array();
			}

			$query_args['meta_query'][] = array(
				'key'     => '_sku',
				'value'   => $args['sku'],
				'compare' => '=',
			);

			$query_args['post_type'] = array( 'product', 'product_variation' );
		}

		$query_args = $this->merge_query_args( $query_args, $args );

		return new WP_Query( $query_args );
	}

	/**
	 * Get standard product data that applies to every product type
	 *
	 * @since 2.1
	 * @param WC_Product|int $product
	 * @return array
	 */
	private function get_product_data( $product ) {
		if ( is_numeric( $product ) ) {
			$product = wc_get_product( $product );
		}

		if ( ! is_a( $product, 'WC_Product' ) ) {
			return array();
		}

		$prices_precision = wc_get_price_decimals();
		return array(
			'title'              => $product->get_name(),
			'id'                 => $product->get_id(),
			'created_at'         => $this->server->format_datetime( $product->get_date_created(), false, true ),
			'updated_at'         => $this->server->format_datetime( $product->get_date_modified(), false, true ),
			'type'               => $product->get_type(),
			'status'             => $product->get_status(),
			'downloadable'       => $product->is_downloadable(),
			'virtual'            => $product->is_virtual(),
			'permalink'          => $product->get_permalink(),
			'sku'                => $product->get_sku(),
			'price'              => wc_format_decimal( $product->get_price(), $prices_precision ),
			'regular_price'      => wc_format_decimal( $product->get_regular_price(), $prices_precision ),
			'sale_price'         => $product->get_sale_price() ? wc_format_decimal( $product->get_sale_price(), $prices_precision ) : null,
			'price_html'         => $product->get_price_html(),
			'taxable'            => $product->is_taxable(),
			'tax_status'         => $product->get_tax_status(),
			'tax_class'          => $product->get_tax_class(),
			'managing_stock'     => $product->managing_stock(),
			'stock_quantity'     => $product->get_stock_quantity(),
			'in_stock'           => $product->is_in_stock(),
			'backorders_allowed' => $product->backorders_allowed(),
			'backordered'        => $product->is_on_backorder(),
			'sold_individually'  => $product->is_sold_individually(),
			'purchaseable'       => $product->is_purchasable(),
			'featured'           => $product->is_featured(),
			'visible'            => $product->is_visible(),
			'catalog_visibility' => $product->get_catalog_visibility(),
			'on_sale'            => $product->is_on_sale(),
			'product_url'        => $product->is_type( 'external' ) ? $product->get_product_url() : '',
			'button_text'        => $product->is_type( 'external' ) ? $product->get_button_text() : '',
			'weight'             => $product->get_weight() ? wc_format_decimal( $product->get_weight(), 2 ) : null,
			'dimensions'         => array(
				'length' => $product->get_length(),
				'width'  => $product->get_width(),
				'height' => $product->get_height(),
				'unit'   => get_option( 'woocommerce_dimension_unit' ),
			),
			'shipping_required'  => $product->needs_shipping(),
			'shipping_taxable'   => $product->is_shipping_taxable(),
			'shipping_class'     => $product->get_shipping_class(),
			'shipping_class_id'  => ( 0 !== $product->get_shipping_class_id() ) ? $product->get_shipping_class_id() : null,
			'description'        => wpautop( do_shortcode( $product->get_description() ) ),
			'short_description'  => apply_filters( 'woocommerce_short_description', $product->get_short_description() ),
			'reviews_allowed'    => $product->get_reviews_allowed(),
			'average_rating'     => wc_format_decimal( $product->get_average_rating(), 2 ),
			'rating_count'       => $product->get_rating_count(),
			'related_ids'        => array_map( 'absint', array_values( wc_get_related_products( $product->get_id() ) ) ),
			'upsell_ids'         => array_map( 'absint', $product->get_upsell_ids() ),
			'cross_sell_ids'     => array_map( 'absint', $product->get_cross_sell_ids() ),
			'parent_id'          => $product->get_parent_id(),
			'categories'         => wc_get_object_terms( $product->get_id(), 'product_cat', 'name' ),
			'tags'               => wc_get_object_terms( $product->get_id(), 'product_tag', 'name' ),
			'images'             => $this->get_images( $product ),
			'featured_src'       => wp_get_attachment_url( get_post_thumbnail_id( $product->get_id() ) ),
			'attributes'         => $this->get_attributes( $product ),
			'downloads'          => $this->get_downloads( $product ),
			'download_limit'     => $product->get_download_limit(),
			'download_expiry'    => $product->get_download_expiry(),
			'download_type'      => 'standard',
			'purchase_note'      => wpautop( do_shortcode( wp_kses_post( $product->get_purchase_note() ) ) ),
			'total_sales'        => $product->get_total_sales(),
			'variations'         => array(),
			'parent'             => array(),
		);
	}

	/**
	 * Get an individual variation's data
	 *
	 * @since 2.1
	 * @param WC_Product $product
	 * @return array
	 */
	private function get_variation_data( $product ) {
		$prices_precision = wc_get_price_decimals();
		$variations       = array();

		foreach ( $product->get_children() as $child_id ) {

			$variation = wc_get_product( $child_id );

			if ( ! $variation || ! $variation->exists() ) {
				continue;
			}

			$variations[] = array(
				'id'                => $variation->get_id(),
				'created_at'        => $this->server->format_datetime( $variation->get_date_created(), false, true ),
				'updated_at'        => $this->server->format_datetime( $variation->get_date_modified(), false, true ),
				'downloadable'      => $variation->is_downloadable(),
				'virtual'           => $variation->is_virtual(),
				'permalink'         => $variation->get_permalink(),
				'sku'               => $variation->get_sku(),
				'price'             => wc_format_decimal( $variation->get_price(), $prices_precision ),
				'regular_price'     => wc_format_decimal( $variation->get_regular_price(), $prices_precision ),
				'sale_price'        => $variation->get_sale_price() ? wc_format_decimal( $variation->get_sale_price(), $prices_precision ) : null,
				'taxable'           => $variation->is_taxable(),
				'tax_status'        => $variation->get_tax_status(),
				'tax_class'         => $variation->get_tax_class(),
				'managing_stock'    => $variation->managing_stock(),
				'stock_quantity'    => (int) $variation->get_stock_quantity(),
				'in_stock'          => $variation->is_in_stock(),
				'backordered'       => $variation->is_on_backorder(),
				'purchaseable'      => $variation->is_purchasable(),
				'visible'           => $variation->variation_is_visible(),
				'on_sale'           => $variation->is_on_sale(),
				'weight'            => $variation->get_weight() ? wc_format_decimal( $variation->get_weight(), 2 ) : null,
				'dimensions'        => array(
					'length' => $variation->get_length(),
					'width'  => $variation->get_width(),
					'height' => $variation->get_height(),
					'unit'   => get_option( 'woocommerce_dimension_unit' ),
				),
				'shipping_class'    => $variation->get_shipping_class(),
				'shipping_class_id' => ( 0 !== $variation->get_shipping_class_id() ) ? $variation->get_shipping_class_id() : null,
				'image'             => $this->get_images( $variation ),
				'attributes'        => $this->get_attributes( $variation ),
				'downloads'         => $this->get_downloads( $variation ),
				'download_limit'    => (int) $product->get_download_limit(),
				'download_expiry'   => (int) $product->get_download_expiry(),
			);
		}

		return $variations;
	}

	/**
	 * Save default attributes.
	 *
	 * @since 3.0.0
	 * @param WC_Product $product
	 * @param array $request
	 * @return WC_Product
	 */
	protected function save_default_attributes( $product, $request ) {
		// Update default attributes options setting.
		if ( isset( $request['default_attribute'] ) ) {
			$request['default_attributes'] = $request['default_attribute'];
		}

		if ( isset( $request['default_attributes'] ) && is_array( $request['default_attributes'] ) ) {
			$attributes         = $product->get_attributes();
			$default_attributes = array();

			foreach ( $request['default_attributes'] as $default_attr_key => $default_attr ) {
				if ( ! isset( $default_attr['name'] ) ) {
					continue;
				}

				$taxonomy = sanitize_title( $default_attr['name'] );

				if ( isset( $default_attr['slug'] ) ) {
					$taxonomy = $this->get_attribute_taxonomy_by_slug( $default_attr['slug'] );
				}

				if ( isset( $attributes[ $taxonomy ] ) ) {
					$_attribute = $attributes[ $taxonomy ];

					if ( $_attribute['is_variation'] ) {
						$value = '';

						if ( isset( $default_attr['option'] ) ) {
							if ( $_attribute['is_taxonomy'] ) {
								// Don't use wc_clean as it destroys sanitized characters.
								$value = sanitize_title( trim( stripslashes( $default_attr['option'] ) ) );
							} else {
								$value = wc_clean( trim( stripslashes( $default_attr['option'] ) ) );
							}
						}

						if ( $value ) {
							$default_attributes[ $taxonomy ] = $value;
						}
					}
				}
			}

			$product->set_default_attributes( $default_attributes );
		}

		return $product;
	}

	/**
	 * Save product meta
	 *
	 * @since  2.2
	 * @param  WC_Product $product
	 * @param  array $data
	 * @return WC_Product
	 * @throws WC_API_Exception
	 */
	protected function save_product_meta( $product, $data ) {
		global $wpdb;

		// Virtual
		if ( isset( $data['virtual'] ) ) {
			$product->set_virtual( $data['virtual'] );
		}

		// Tax status
		if ( isset( $data['tax_status'] ) ) {
			$product->set_tax_status( wc_clean( $data['tax_status'] ) );
		}

		// Tax Class
		if ( isset( $data['tax_class'] ) ) {
			$product->set_tax_class( wc_clean( $data['tax_class'] ) );
		}

		// Catalog Visibility
		if ( isset( $data['catalog_visibility'] ) ) {
			$product->set_catalog_visibility( wc_clean( $data['catalog_visibility'] ) );
		}

		// Purchase Note
		if ( isset( $data['purchase_note'] ) ) {
			$product->set_purchase_note( wc_clean( $data['purchase_note'] ) );
		}

		// Featured Product
		if ( isset( $data['featured'] ) ) {
			$product->set_featured( $data['featured'] );
		}

		// Shipping data
		$product = $this->save_product_shipping_data( $product, $data );

		// SKU
		if ( isset( $data['sku'] ) ) {
			$sku     = $product->get_sku();
			$new_sku = wc_clean( $data['sku'] );

			if ( '' == $new_sku ) {
				$product->set_sku( '' );
			} elseif ( $new_sku !== $sku ) {
				if ( ! empty( $new_sku ) ) {
					$unique_sku = wc_product_has_unique_sku( $product->get_id(), $new_sku );
					if ( ! $unique_sku ) {
						throw new WC_API_Exception( 'woocommerce_api_product_sku_already_exists', __( 'The SKU already exists on another product.', 'woocommerce' ), 400 );
					} else {
						$product->set_sku( $new_sku );
					}
				} else {
					$product->set_sku( '' );
				}
			}
		}

		// Attributes
		if ( isset( $data['attributes'] ) ) {
			$attributes = array();

			foreach ( $data['attributes'] as $attribute ) {
				$is_taxonomy = 0;
				$taxonomy    = 0;

				if ( ! isset( $attribute['name'] ) ) {
					continue;
				}

				$attribute_slug = sanitize_title( $attribute['name'] );

				if ( isset( $attribute['slug'] ) ) {
					$taxonomy       = $this->get_attribute_taxonomy_by_slug( $attribute['slug'] );
					$attribute_slug = sanitize_title( $attribute['slug'] );
				}

				if ( $taxonomy ) {
					$is_taxonomy = 1;
				}

				if ( $is_taxonomy ) {

					$attribute_id = wc_attribute_taxonomy_id_by_name( $attribute['name'] );

					if ( isset( $attribute['options'] ) ) {
						$options = $attribute['options'];

						if ( ! is_array( $attribute['options'] ) ) {
							// Text based attributes - Posted values are term names
							$options = explode( WC_DELIMITER, $options );
						}

						$values = array_map( 'wc_sanitize_term_text_based', $options );
						$values = array_filter( $values, 'strlen' );
					} else {
						$values = array();
					}

					// Update post terms
					if ( taxonomy_exists( $taxonomy ) ) {
						wp_set_object_terms( $product->get_id(), $values, $taxonomy );
					}

					if ( ! empty( $values ) ) {
						// Add attribute to array, but don't set values.
						$attribute_object = new WC_Product_Attribute();
						$attribute_object->set_id( $attribute_id );
						$attribute_object->set_name( $taxonomy );
						$attribute_object->set_options( $values );
						$attribute_object->set_position( isset( $attribute['position'] ) ? absint( $attribute['position'] ) : 0 );
						$attribute_object->set_visible( ( isset( $attribute['visible'] ) && $attribute['visible'] ) ? 1 : 0 );
						$attribute_object->set_variation( ( isset( $attribute['variation'] ) && $attribute['variation'] ) ? 1 : 0 );
						$attributes[] = $attribute_object;
					}
				} elseif ( isset( $attribute['options'] ) ) {
					// Array based
					if ( is_array( $attribute['options'] ) ) {
						$values = $attribute['options'];

					// Text based, separate by pipe
					} else {
						$values = array_map( 'wc_clean', explode( WC_DELIMITER, $attribute['options'] ) );
					}

					// Custom attribute - Add attribute to array and set the values.
					$attribute_object = new WC_Product_Attribute();
					$attribute_object->set_name( $attribute['name'] );
					$attribute_object->set_options( $values );
					$attribute_object->set_position( isset( $attribute['position'] ) ? absint( $attribute['position'] ) : 0 );
					$attribute_object->set_visible( ( isset( $attribute['visible'] ) && $attribute['visible'] ) ? 1 : 0 );
					$attribute_object->set_variation( ( isset( $attribute['variation'] ) && $attribute['variation'] ) ? 1 : 0 );
					$attributes[] = $attribute_object;
				}
			}

			uasort( $attributes, 'wc_product_attribute_uasort_comparison' );

			$product->set_attributes( $attributes );
		}

		// Sales and prices.
		if ( in_array( $product->get_type(), array( 'variable', 'grouped' ) ) ) {

			// Variable and grouped products have no prices.
			$product->set_regular_price( '' );
			$product->set_sale_price( '' );
			$product->set_date_on_sale_to( '' );
			$product->set_date_on_sale_from( '' );
			$product->set_price( '' );

		} else {

			// Regular Price.
			if ( isset( $data['regular_price'] ) ) {
				$regular_price = ( '' === $data['regular_price'] ) ? '' : $data['regular_price'];
				$product->set_regular_price( $regular_price );
			}

			// Sale Price.
			if ( isset( $data['sale_price'] ) ) {
				$sale_price = ( '' === $data['sale_price'] ) ? '' : $data['sale_price'];
				$product->set_sale_price( $sale_price );
			}

			if ( isset( $data['sale_price_dates_from'] ) ) {
				$date_from = $data['sale_price_dates_from'];
			} else {
				$date_from = $product->get_date_on_sale_from() ? date( 'Y-m-d', $product->get_date_on_sale_from()->getTimestamp() ) : '';
			}

			if ( isset( $data['sale_price_dates_to'] ) ) {
				$date_to = $data['sale_price_dates_to'];
			} else {
				$date_to = $product->get_date_on_sale_to() ? date( 'Y-m-d', $product->get_date_on_sale_to()->getTimestamp() ) : '';
			}

			if ( $date_to && ! $date_from ) {
				$date_from = strtotime( 'NOW', current_time( 'timestamp', true ) );
			}

			$product->set_date_on_sale_to( $date_to );
			$product->set_date_on_sale_from( $date_from );

			if ( $product->is_on_sale( 'edit' ) ) {
				$product->set_price( $product->get_sale_price( 'edit' ) );
			} else {
				$product->set_price( $product->get_regular_price( 'edit' ) );
			}
		}

		// Product parent ID for groups
		if ( isset( $data['parent_id'] ) ) {
			$product->set_parent_id( absint( $data['parent_id'] ) );
		}

		// Sold Individually
		if ( isset( $data['sold_individually'] ) ) {
			$product->set_sold_individually( true === $data['sold_individually'] ? 'yes' : '' );
		}

		// Stock status
		if ( isset( $data['in_stock'] ) ) {
			$stock_status = ( true === $data['in_stock'] ) ? 'instock' : 'outofstock';
		} else {
			$stock_status = $product->get_stock_status();

			if ( '' === $stock_status ) {
				$stock_status = 'instock';
			}
		}

		// Stock Data
		if ( 'yes' == get_option( 'woocommerce_manage_stock' ) ) {
			// Manage stock
			if ( isset( $data['managing_stock'] ) ) {
				$managing_stock = ( true === $data['managing_stock'] ) ? 'yes' : 'no';
				$product->set_manage_stock( $managing_stock );
			} else {
				$managing_stock = $product->get_manage_stock() ? 'yes' : 'no';
			}

			// Backorders
			if ( isset( $data['backorders'] ) ) {
				if ( 'notify' == $data['backorders'] ) {
					$backorders = 'notify';
				} else {
					$backorders = ( true === $data['backorders'] ) ? 'yes' : 'no';
				}

				$product->set_backorders( $backorders );
			} else {
				$backorders = $product->get_backorders();
			}

			if ( $product->is_type( 'grouped' ) ) {
				$product->set_manage_stock( 'no' );
				$product->set_backorders( 'no' );
				$product->set_stock_quantity( '' );
				$product->set_stock_status( $stock_status );
			} elseif ( $product->is_type( 'external' ) ) {
				$product->set_manage_stock( 'no' );
				$product->set_backorders( 'no' );
				$product->set_stock_quantity( '' );
				$product->set_stock_status( 'instock' );
			} elseif ( 'yes' == $managing_stock ) {
				$product->set_backorders( $backorders );

				// Stock status is always determined by children so sync later.
				if ( ! $product->is_type( 'variable' ) ) {
					$product->set_stock_status( $stock_status );
				}

				// Stock quantity
				if ( isset( $data['stock_quantity'] ) ) {
					$product->set_stock_quantity( wc_stock_amount( $data['stock_quantity'] ) );
				}
			} else {
				// Don't manage stock.
				$product->set_manage_stock( 'no' );
				$product->set_backorders( $backorders );
				$product->set_stock_quantity( '' );
				$product->set_stock_status( $stock_status );
			}
		} elseif ( ! $product->is_type( 'variable' ) ) {
			$product->set_stock_status( $stock_status );
		}

		// Upsells
		if ( isset( $data['upsell_ids'] ) ) {
			$upsells = array();
			$ids     = $data['upsell_ids'];

			if ( ! empty( $ids ) ) {
				foreach ( $ids as $id ) {
					if ( $id && $id > 0 ) {
						$upsells[] = $id;
					}
				}

				$product->set_upsell_ids( $upsells );
			} else {
				$product->set_upsell_ids( array() );
			}
		}

		// Cross sells
		if ( isset( $data['cross_sell_ids'] ) ) {
			$crosssells = array();
			$ids        = $data['cross_sell_ids'];

			if ( ! empty( $ids ) ) {
				foreach ( $ids as $id ) {
					if ( $id && $id > 0 ) {
						$crosssells[] = $id;
					}
				}

				$product->set_cross_sell_ids( $crosssells );
			} else {
				$product->set_cross_sell_ids( array() );
			}
		}

		// Product categories
		if ( isset( $data['categories'] ) && is_array( $data['categories'] ) ) {
			$product->set_category_ids( $data['categories'] );
		}

		// Product tags
		if ( isset( $data['tags'] ) && is_array( $data['tags'] ) ) {
			$product->set_tag_ids( $data['tags'] );
		}

		// Downloadable
		if ( isset( $data['downloadable'] ) ) {
			$is_downloadable = ( true === $data['downloadable'] ) ? 'yes' : 'no';
			$product->set_downloadable( $is_downloadable );
		} else {
			$is_downloadable = $product->get_downloadable() ? 'yes' : 'no';
		}

		// Downloadable options
		if ( 'yes' == $is_downloadable ) {

			// Downloadable files
			if ( isset( $data['downloads'] ) && is_array( $data['downloads'] ) ) {
				$product = $this->save_downloadable_files( $product, $data['downloads'] );
			}

			// Download limit
			if ( isset( $data['download_limit'] ) ) {
				$product->set_download_limit( $data['download_limit'] );
			}

			// Download expiry
			if ( isset( $data['download_expiry'] ) ) {
				$product->set_download_expiry( $data['download_expiry'] );
			}
		}

		// Product url
		if ( $product->is_type( 'external' ) ) {
			if ( isset( $data['product_url'] ) ) {
				$product->set_product_url( $data['product_url'] );
			}

			if ( isset( $data['button_text'] ) ) {
				$product->set_button_text( $data['button_text'] );
			}
		}

		// Reviews allowed
		if ( isset( $data['reviews_allowed'] ) ) {
			$product->set_reviews_allowed( $data['reviews_allowed'] );
		}

		// Save default attributes for variable products.
		if ( $product->is_type( 'variable' ) ) {
			$product = $this->save_default_attributes( $product, $data );
		}

		// Do action for product type
		do_action( 'woocommerce_api_process_product_meta_' . $product->get_type(), $product->get_id(), $data );

		return $product;
	}

	/**
	 * Save variations
	 *
	 * @since  2.2
	 * @param  WC_Product $product
	 * @param  array $request
	 *
	 * @return true
	 *
	 * @throws WC_API_Exception
	 */
	protected function save_variations( $product, $request ) {
		global $wpdb;

		$id         = $product->get_id();
		$attributes = $product->get_attributes();

		foreach ( $request['variations'] as $menu_order => $data ) {
			$variation_id = isset( $data['id'] ) ? absint( $data['id'] ) : 0;
			$variation    = new WC_Product_Variation( $variation_id );

			// Create initial name and status.
			if ( ! $variation->get_slug() ) {
				/* translators: 1: variation id 2: product name */
				$variation->set_name( sprintf( __( 'Variation #%1$s of %2$s', 'woocommerce' ), $variation->get_id(), $product->get_name() ) );
				$variation->set_status( isset( $data['visible'] ) && false === $data['visible'] ? 'private' : 'publish' );
			}

			// Parent ID.
			$variation->set_parent_id( $product->get_id() );

			// Menu order.
			$variation->set_menu_order( $menu_order );

			// Status.
			if ( isset( $data['visible'] ) ) {
				$variation->set_status( false === $data['visible'] ? 'private' : 'publish' );
			}

			// SKU.
			if ( isset( $data['sku'] ) ) {
				$variation->set_sku( wc_clean( $data['sku'] ) );
			}

			// Thumbnail.
			if ( isset( $data['image'] ) && is_array( $data['image'] ) ) {
				$image = current( $data['image'] );
				if ( is_array( $image ) ) {
					$image['position'] = 0;
				}

				$variation = $this->save_product_images( $variation, array( $image ) );
			}

			// Virtual variation.
			if ( isset( $data['virtual'] ) ) {
				$variation->set_virtual( $data['virtual'] );
			}

			// Downloadable variation.
			if ( isset( $data['downloadable'] ) ) {
				$is_downloadable = $data['downloadable'];
				$variation->set_downloadable( $is_downloadable );
			} else {
				$is_downloadable = $variation->get_downloadable();
			}

			// Downloads.
			if ( $is_downloadable ) {
				// Downloadable files.
				if ( isset( $data['downloads'] ) && is_array( $data['downloads'] ) ) {
					$variation = $this->save_downloadable_files( $variation, $data['downloads'] );
				}

				// Download limit.
				if ( isset( $data['download_limit'] ) ) {
					$variation->set_download_limit( $data['download_limit'] );
				}

				// Download expiry.
				if ( isset( $data['download_expiry'] ) ) {
					$variation->set_download_expiry( $data['download_expiry'] );
				}
			}

			// Shipping data.
			$variation = $this->save_product_shipping_data( $variation, $data );

			// Stock handling.
			$manage_stock = (bool) $variation->get_manage_stock();
			if ( isset( $data['managing_stock'] ) ) {
				$manage_stock = $data['managing_stock'];
			}
			$variation->set_manage_stock( $manage_stock );

			$stock_status = $variation->get_stock_status();
			if ( isset( $data['in_stock'] ) ) {
				$stock_status = true === $data['in_stock'] ? 'instock' : 'outofstock';
			}
			$variation->set_stock_status( $stock_status );

			$backorders = $variation->get_backorders();
			if ( isset( $data['backorders'] ) ) {
				$backorders = $data['backorders'];
			}
			$variation->set_backorders( $backorders );

			if ( $manage_stock ) {
				if ( isset( $data['stock_quantity'] ) ) {
					$variation->set_stock_quantity( $data['stock_quantity'] );
				}
			} else {
				$variation->set_backorders( 'no' );
				$variation->set_stock_quantity( '' );
			}

			// Regular Price.
			if ( isset( $data['regular_price'] ) ) {
				$variation->set_regular_price( $data['regular_price'] );
			}

			// Sale Price.
			if ( isset( $data['sale_price'] ) ) {
				$variation->set_sale_price( $data['sale_price'] );
			}

			if ( isset( $data['sale_price_dates_from'] ) ) {
				$variation->set_date_on_sale_from( $data['sale_price_dates_from'] );
			}

			if ( isset( $data['sale_price_dates_to'] ) ) {
				$variation->set_date_on_sale_to( $data['sale_price_dates_to'] );
			}

			// Tax class.
			if ( isset( $data['tax_class'] ) ) {
				$variation->set_tax_class( $data['tax_class'] );
			}

			// Update taxonomies.
			if ( isset( $data['attributes'] ) ) {
				$_attributes = array();

				foreach ( $data['attributes'] as $attribute_key => $attribute ) {
					if ( ! isset( $attribute['name'] ) ) {
						continue;
					}

					$taxonomy   = 0;
					$_attribute = array();

					if ( isset( $attribute['slug'] ) ) {
						$taxonomy = $this->get_attribute_taxonomy_by_slug( $attribute['slug'] );
					}

					if ( ! $taxonomy ) {
						$taxonomy = sanitize_title( $attribute['name'] );
					}

					if ( isset( $attributes[ $taxonomy ] ) ) {
						$_attribute = $attributes[ $taxonomy ];
					}

					if ( isset( $_attribute['is_variation'] ) && $_attribute['is_variation'] ) {
						$_attribute_key = sanitize_title( $_attribute['name'] );

						if ( isset( $_attribute['is_taxonomy'] ) && $_attribute['is_taxonomy'] ) {
							// Don't use wc_clean as it destroys sanitized characters
							$_attribute_value = isset( $attribute['option'] ) ? sanitize_title( stripslashes( $attribute['option'] ) ) : '';
						} else {
							$_attribute_value = isset( $attribute['option'] ) ? wc_clean( stripslashes( $attribute['option'] ) ) : '';
						}

						$_attributes[ $_attribute_key ] = $_attribute_value;
					}
				}

				$variation->set_attributes( $_attributes );
			}

			$variation->save();

			do_action( 'woocommerce_api_save_product_variation', $variation_id, $menu_order, $variation );
		}

		return true;
	}

	/**
	 * Save product shipping data
	 *
	 * @since 2.2
	 * @param WC_Product $product
	 * @param array $data
	 * @return WC_Product
	 */
	private function save_product_shipping_data( $product, $data ) {
		if ( isset( $data['weight'] ) ) {
			$product->set_weight( '' === $data['weight'] ? '' : wc_format_decimal( $data['weight'] ) );
		}

		// Product dimensions
		if ( isset( $data['dimensions'] ) ) {
			// Height
			if ( isset( $data['dimensions']['height'] ) ) {
				$product->set_height( '' === $data['dimensions']['height'] ? '' : wc_format_decimal( $data['dimensions']['height'] ) );
			}

			// Width
			if ( isset( $data['dimensions']['width'] ) ) {
				$product->set_width( '' === $data['dimensions']['width'] ? '' : wc_format_decimal( $data['dimensions']['width'] ) );
			}

			// Length
			if ( isset( $data['dimensions']['length'] ) ) {
				$product->set_length( '' === $data['dimensions']['length'] ? '' : wc_format_decimal( $data['dimensions']['length'] ) );
			}
		}

		// Virtual
		if ( isset( $data['virtual'] ) ) {
			$virtual = ( true === $data['virtual'] ) ? 'yes' : 'no';

			if ( 'yes' == $virtual ) {
				$product->set_weight( '' );
				$product->set_height( '' );
				$product->set_length( '' );
				$product->set_width( '' );
			}
		}

		// Shipping class
		if ( isset( $data['shipping_class'] ) ) {
			$data_store        = $product->get_data_store();
			$shipping_class_id = $data_store->get_shipping_class_id_by_slug( wc_clean( $data['shipping_class'] ) );
			$product->set_shipping_class_id( $shipping_class_id );
		}

		return $product;
	}

	/**
	 * Save downloadable files
	 *
	 * @since 2.2
	 * @param WC_Product $product
	 * @param array $downloads
	 * @param int $deprecated Deprecated since 3.0.
	 * @return WC_Product
	 */
	private function save_downloadable_files( $product, $downloads, $deprecated = 0 ) {
		if ( $deprecated ) {
			wc_deprecated_argument( 'variation_id', '3.0', 'save_downloadable_files() does not require a variation_id anymore.' );
		}

		$files = array();
		foreach ( $downloads as $key => $file ) {
			if ( isset( $file['url'] ) ) {
				$file['file'] = $file['url'];
			}

			if ( empty( $file['file'] ) ) {
				continue;
			}

			$download = new WC_Product_Download();
			$download->set_id( ! empty( $file['id'] ) ? $file['id'] : wp_generate_uuid4() );
			$download->set_name( $file['name'] ? $file['name'] : wc_get_filename_from_url( $file['file'] ) );
			$download->set_file( apply_filters( 'woocommerce_file_download_path', $file['file'], $product, $key ) );
			$files[]  = $download;
		}
		$product->set_downloads( $files );

		return $product;
	}

	/**
	 * Get attribute taxonomy by slug.
	 *
	 * @since 2.2
	 * @param string $slug
	 * @return string|null
	 */
	private function get_attribute_taxonomy_by_slug( $slug ) {
		$taxonomy = null;
		$attribute_taxonomies = wc_get_attribute_taxonomies();

		foreach ( $attribute_taxonomies as $key => $tax ) {
			if ( $slug == $tax->attribute_name ) {
				$taxonomy = 'pa_' . $tax->attribute_name;

				break;
			}
		}

		return $taxonomy;
	}

	/**
	 * Get the images for a product or product variation
	 *
	 * @since 2.1
	 * @param WC_Product|WC_Product_Variation $product
	 * @return array
	 */
	private function get_images( $product ) {
		$images        = $attachment_ids = array();
		$product_image = $product->get_image_id();

		// Add featured image.
		if ( ! empty( $product_image ) ) {
			$attachment_ids[] = $product_image;
		}

		// Add gallery images.
		$attachment_ids = array_merge( $attachment_ids, $product->get_gallery_image_ids() );

		// Build image data.
		foreach ( $attachment_ids as $position => $attachment_id ) {

			$attachment_post = get_post( $attachment_id );

			if ( is_null( $attachment_post ) ) {
				continue;
			}

			$attachment = wp_get_attachment_image_src( $attachment_id, 'full' );

			if ( ! is_array( $attachment ) ) {
				continue;
			}

			$images[] = array(
				'id'         => (int) $attachment_id,
				'created_at' => $this->server->format_datetime( $attachment_post->post_date_gmt ),
				'updated_at' => $this->server->format_datetime( $attachment_post->post_modified_gmt ),
				'src'        => current( $attachment ),
				'title'      => get_the_title( $attachment_id ),
				'alt'        => get_post_meta( $attachment_id, '_wp_attachment_image_alt', true ),
				'position'   => (int) $position,
			);
		}

		// Set a placeholder image if the product has no images set.
		if ( empty( $images ) ) {

			$images[] = array(
				'id'         => 0,
				'created_at' => $this->server->format_datetime( time() ), // Default to now.
				'updated_at' => $this->server->format_datetime( time() ),
				'src'        => wc_placeholder_img_src(),
				'title'      => __( 'Placeholder', 'woocommerce' ),
				'alt'        => __( 'Placeholder', 'woocommerce' ),
				'position'   => 0,
			);
		}

		return $images;
	}

	/**
	 * Save product images
	 *
	 * @since  2.2
	 *
	 * @param WC_Product $product
	 * @param array      $images
	 *
	 * @return WC_Product
	 * @throws WC_API_Exception
	 */
	protected function save_product_images( $product, $images ) {
		if ( is_array( $images ) ) {
			$gallery = array();

			foreach ( $images as $image ) {
				if ( isset( $image['position'] ) && 0 == $image['position'] ) {
					$attachment_id = isset( $image['id'] ) ? absint( $image['id'] ) : 0;

					if ( 0 === $attachment_id && isset( $image['src'] ) ) {
						$upload = $this->upload_product_image( esc_url_raw( $image['src'] ) );

						if ( is_wp_error( $upload ) ) {
							throw new WC_API_Exception( 'woocommerce_api_cannot_upload_product_image', $upload->get_error_message(), 400 );
						}

						$attachment_id = $this->set_product_image_as_attachment( $upload, $product->get_id() );
					}

					$product->set_image_id( $attachment_id );
				} else {
					$attachment_id = isset( $image['id'] ) ? absint( $image['id'] ) : 0;

					if ( 0 === $attachment_id && isset( $image['src'] ) ) {
						$upload = $this->upload_product_image( esc_url_raw( $image['src'] ) );

						if ( is_wp_error( $upload ) ) {
							throw new WC_API_Exception( 'woocommerce_api_cannot_upload_product_image', $upload->get_error_message(), 400 );
						}

						$gallery[] = $this->set_product_image_as_attachment( $upload, $product->get_id() );
					} else {
						$gallery[] = $attachment_id;
					}
				}
			}

			if ( ! empty( $gallery ) ) {
				$product->set_gallery_image_ids( $gallery );
			}
		} else {
			$product->set_image_id( '' );
			$product->set_gallery_image_ids( array() );
		}

		return $product;
	}

	/**
	 * Upload image from URL
	 *
	 * @since  2.2
	 *
	 * @param  string $image_url
	 *
	 * @return array
	 *
	 * @throws WC_API_Exception
	 */
	public function upload_product_image( $image_url ) {
		$upload = wc_rest_upload_image_from_url( $image_url );
		if ( is_wp_error( $upload ) ) {
			throw new WC_API_Exception( 'woocommerce_api_product_image_upload_error', $upload->get_error_message(), 400 );
		}

		return $upload;
	}

	/**
	 * Sets product image as attachment and returns the attachment ID.
	 *
	 * @since 2.2
	 * @param array $upload
	 * @param int $id
	 * @return int
	 */
	protected function set_product_image_as_attachment( $upload, $id ) {
		$info    = wp_check_filetype( $upload['file'] );
		$title   = '';
		$content = '';

		if ( $image_meta = @wp_read_image_metadata( $upload['file'] ) ) {
			if ( trim( $image_meta['title'] ) && ! is_numeric( sanitize_title( $image_meta['title'] ) ) ) {
				$title = wc_clean( $image_meta['title'] );
			}
			if ( trim( $image_meta['caption'] ) ) {
				$content = wc_clean( $image_meta['caption'] );
			}
		}

		$attachment = array(
			'post_mime_type' => $info['type'],
			'guid'           => $upload['url'],
			'post_parent'    => $id,
			'post_title'     => $title,
			'post_content'   => $content,
		);

		$attachment_id = wp_insert_attachment( $attachment, $upload['file'], $id );
		if ( ! is_wp_error( $attachment_id ) ) {
			wp_update_attachment_metadata( $attachment_id, wp_generate_attachment_metadata( $attachment_id, $upload['file'] ) );
		}

		return $attachment_id;
	}

	/**
	 * Get attribute options.
	 *
	 * @param int $product_id
	 * @param array $attribute
	 * @return array
	 */
	protected function get_attribute_options( $product_id, $attribute ) {
		if ( isset( $attribute['is_taxonomy'] ) && $attribute['is_taxonomy'] ) {
			return wc_get_product_terms( $product_id, $attribute['name'], array( 'fields' => 'names' ) );
		} elseif ( isset( $attribute['value'] ) ) {
			return array_map( 'trim', explode( '|', $attribute['value'] ) );
		}

		return array();
	}

	/**
	 * Get the attributes for a product or product variation
	 *
	 * @since 2.1
	 * @param WC_Product|WC_Product_Variation $product
	 * @return array
	 */
	private function get_attributes( $product ) {

		$attributes = array();

		if ( $product->is_type( 'variation' ) ) {

			// variation attributes
			foreach ( $product->get_variation_attributes() as $attribute_name => $attribute ) {

				// taxonomy-based attributes are prefixed with `pa_`, otherwise simply `attribute_`
				$attributes[] = array(
					'name'   => wc_attribute_label( str_replace( 'attribute_', '', $attribute_name ) ),
					'slug'   => str_replace( 'attribute_', '', wc_attribute_taxonomy_slug( $attribute_name ) ),
					'option' => $attribute,
				);
			}
		} else {

			foreach ( $product->get_attributes() as $attribute ) {
				$attributes[] = array(
					'name'      => wc_attribute_label( $attribute['name'] ),
					'slug'      => wc_attribute_taxonomy_slug( $attribute['name'] ),
					'position'  => (int) $attribute['position'],
					'visible'   => (bool) $attribute['is_visible'],
					'variation' => (bool) $attribute['is_variation'],
					'options'   => $this->get_attribute_options( $product->get_id(), $attribute ),
				);
			}
		}

		return $attributes;
	}

	/**
	 * Get the downloads for a product or product variation
	 *
	 * @since 2.1
	 * @param WC_Product|WC_Product_Variation $product
	 * @return array
	 */
	private function get_downloads( $product ) {

		$downloads = array();

		if ( $product->is_downloadable() ) {

			foreach ( $product->get_downloads() as $file_id => $file ) {

				$downloads[] = array(
					'id'   => $file_id, // do not cast as int as this is a hash
					'name' => $file['name'],
					'file' => $file['file'],
				);
			}
		}

		return $downloads;
	}

	/**
	 * Get a listing of product attributes
	 *
	 * @since 2.4.0
	 *
	 * @param string|null $fields fields to limit response to
	 *
	 * @return array|WP_Error
	 */
	public function get_product_attributes( $fields = null ) {
		try {
			// Permissions check
			if ( ! current_user_can( 'manage_product_terms' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_product_attributes', __( 'You do not have permission to read product attributes', 'woocommerce' ), 401 );
			}

			$product_attributes   = array();
			$attribute_taxonomies = wc_get_attribute_taxonomies();

			foreach ( $attribute_taxonomies as $attribute ) {
				$product_attributes[] = array(
					'id'           => intval( $attribute->attribute_id ),
					'name'         => $attribute->attribute_label,
					'slug'         => wc_attribute_taxonomy_name( $attribute->attribute_name ),
					'type'         => $attribute->attribute_type,
					'order_by'     => $attribute->attribute_orderby,
					'has_archives' => (bool) $attribute->attribute_public,
				);
			}

			return array( 'product_attributes' => apply_filters( 'woocommerce_api_product_attributes_response', $product_attributes, $attribute_taxonomies, $fields, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get the product attribute for the given ID
	 *
	 * @since 2.4.0
	 *
	 * @param string $id product attribute term ID
	 * @param string|null $fields fields to limit response to
	 *
	 * @return array|WP_Error
	 */
	public function get_product_attribute( $id, $fields = null ) {
		global $wpdb;

		try {
			$id = absint( $id );

			// Validate ID
			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_id', __( 'Invalid product attribute ID', 'woocommerce' ), 400 );
			}

			// Permissions check
			if ( ! current_user_can( 'manage_product_terms' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_product_categories', __( 'You do not have permission to read product attributes', 'woocommerce' ), 401 );
			}

			$attribute = $wpdb->get_row( $wpdb->prepare( "
				SELECT *
				FROM {$wpdb->prefix}woocommerce_attribute_taxonomies
				WHERE attribute_id = %d
			 ", $id ) );

			if ( is_wp_error( $attribute ) || is_null( $attribute ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_id', __( 'A product attribute with the provided ID could not be found', 'woocommerce' ), 404 );
			}

			$product_attribute = array(
				'id'           => intval( $attribute->attribute_id ),
				'name'         => $attribute->attribute_label,
				'slug'         => wc_attribute_taxonomy_name( $attribute->attribute_name ),
				'type'         => $attribute->attribute_type,
				'order_by'     => $attribute->attribute_orderby,
				'has_archives' => (bool) $attribute->attribute_public,
			);

			return array( 'product_attribute' => apply_filters( 'woocommerce_api_product_attribute_response', $product_attribute, $id, $fields, $attribute, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Validate attribute data.
	 *
	 * @since  2.4.0
	 * @param  string $name
	 * @param  string $slug
	 * @param  string $type
	 * @param  string $order_by
	 * @param  bool   $new_data
	 * @return bool
	 * @throws WC_API_Exception
	 */
	protected function validate_attribute_data( $name, $slug, $type, $order_by, $new_data = true ) {
		if ( empty( $name ) ) {
			throw new WC_API_Exception( 'woocommerce_api_missing_product_attribute_name', sprintf( __( 'Missing parameter %s', 'woocommerce' ), 'name' ), 400 );
		}

		if ( strlen( $slug ) > 28 ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_slug_too_long', sprintf( __( 'Slug "%s" is too long (28 characters max). Shorten it, please.', 'woocommerce' ), $slug ), 400 );
		} elseif ( wc_check_if_attribute_name_is_reserved( $slug ) ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_slug_reserved_name', sprintf( __( 'Slug "%s" is not allowed because it is a reserved term. Change it, please.', 'woocommerce' ), $slug ), 400 );
		} elseif ( $new_data && taxonomy_exists( wc_attribute_taxonomy_name( $slug ) ) ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_slug_already_exists', sprintf( __( 'Slug "%s" is already in use. Change it, please.', 'woocommerce' ), $slug ), 400 );
		}

		// Validate the attribute type
		if ( ! in_array( wc_clean( $type ), array_keys( wc_get_attribute_types() ) ) ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_type', sprintf( __( 'Invalid product attribute type - the product attribute type must be any of these: %s', 'woocommerce' ), implode( ', ', array_keys( wc_get_attribute_types() ) ) ), 400 );
		}

		// Validate the attribute order by
		if ( ! in_array( wc_clean( $order_by ), array( 'menu_order', 'name', 'name_num', 'id' ) ) ) {
			throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_order_by', sprintf( __( 'Invalid product attribute order_by type - the product attribute order_by type must be any of these: %s', 'woocommerce' ), implode( ', ', array( 'menu_order', 'name', 'name_num', 'id' ) ) ), 400 );
		}

		return true;
	}

	/**
	 * Create a new product attribute
	 *
	 * @since 2.4.0
	 *
	 * @param array $data posted data
	 *
	 * @return array|WP_Error
	 */
	public function create_product_attribute( $data ) {
		global $wpdb;

		try {
			if ( ! isset( $data['product_attribute'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_product_attribute_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'product_attribute' ), 400 );
			}

			$data = $data['product_attribute'];

			// Check permissions
			if ( ! current_user_can( 'manage_product_terms' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_product_attribute', __( 'You do not have permission to create product attributes', 'woocommerce' ), 401 );
			}

			$data = apply_filters( 'woocommerce_api_create_product_attribute_data', $data, $this );

			if ( ! isset( $data['name'] ) ) {
				$data['name'] = '';
			}

			// Set the attribute slug
			if ( ! isset( $data['slug'] ) ) {
				$data['slug'] = wc_sanitize_taxonomy_name( stripslashes( $data['name'] ) );
			} else {
				$data['slug'] = preg_replace( '/^pa\_/', '', wc_sanitize_taxonomy_name( stripslashes( $data['slug'] ) ) );
			}

			// Set attribute type when not sent
			if ( ! isset( $data['type'] ) ) {
				$data['type'] = 'select';
			}

			// Set order by when not sent
			if ( ! isset( $data['order_by'] ) ) {
				$data['order_by'] = 'menu_order';
			}

			// Validate the attribute data
			$this->validate_attribute_data( $data['name'], $data['slug'], $data['type'], $data['order_by'], true );

			$insert = $wpdb->insert(
				$wpdb->prefix . 'woocommerce_attribute_taxonomies',
				array(
					'attribute_label'   => $data['name'],
					'attribute_name'    => $data['slug'],
					'attribute_type'    => $data['type'],
					'attribute_orderby' => $data['order_by'],
					'attribute_public'  => isset( $data['has_archives'] ) && true === $data['has_archives'] ? 1 : 0,
				),
				array( '%s', '%s', '%s', '%s', '%d' )
			);

			// Checks for an error in the product creation
			if ( is_wp_error( $insert ) ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_create_product_attribute', $insert->get_error_message(), 400 );
			}

			$id = $wpdb->insert_id;

			do_action( 'woocommerce_api_create_product_attribute', $id, $data );

			// Clear transients
			delete_transient( 'wc_attribute_taxonomies' );
			WC_Cache_Helper::invalidate_cache_group( 'woocommerce-attributes' );

			$this->server->send_status( 201 );

			return $this->get_product_attribute( $id );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Edit a product attribute
	 *
	 * @since 2.4.0
	 *
	 * @param int $id the attribute ID
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function edit_product_attribute( $id, $data ) {
		global $wpdb;

		try {
			if ( ! isset( $data['product_attribute'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_product_attribute_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'product_attribute' ), 400 );
			}

			$id   = absint( $id );
			$data = $data['product_attribute'];

			// Check permissions
			if ( ! current_user_can( 'manage_product_terms' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_edit_product_attribute', __( 'You do not have permission to edit product attributes', 'woocommerce' ), 401 );
			}

			$data      = apply_filters( 'woocommerce_api_edit_product_attribute_data', $data, $this );
			$attribute = $this->get_product_attribute( $id );

			if ( is_wp_error( $attribute ) ) {
				return $attribute;
			}

			$attribute_name     = isset( $data['name'] ) ? $data['name'] : $attribute['product_attribute']['name'];
			$attribute_type     = isset( $data['type'] ) ? $data['type'] : $attribute['product_attribute']['type'];
			$attribute_order_by = isset( $data['order_by'] ) ? $data['order_by'] : $attribute['product_attribute']['order_by'];

			if ( isset( $data['slug'] ) ) {
				$attribute_slug = wc_sanitize_taxonomy_name( stripslashes( $data['slug'] ) );
			} else {
				$attribute_slug = $attribute['product_attribute']['slug'];
			}
			$attribute_slug = preg_replace( '/^pa\_/', '', $attribute_slug );

			if ( isset( $data['has_archives'] ) ) {
				$attribute_public = true === $data['has_archives'] ? 1 : 0;
			} else {
				$attribute_public = $attribute['product_attribute']['has_archives'];
			}

			// Validate the attribute data
			$this->validate_attribute_data( $attribute_name, $attribute_slug, $attribute_type, $attribute_order_by, false );

			$update = $wpdb->update(
				$wpdb->prefix . 'woocommerce_attribute_taxonomies',
				array(
					'attribute_label'   => $attribute_name,
					'attribute_name'    => $attribute_slug,
					'attribute_type'    => $attribute_type,
					'attribute_orderby' => $attribute_order_by,
					'attribute_public'  => $attribute_public,
				),
				array( 'attribute_id' => $id ),
				array( '%s', '%s', '%s', '%s', '%d' ),
				array( '%d' )
			);

			// Checks for an error in the product creation
			if ( false === $update ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_edit_product_attribute', __( 'Could not edit the attribute', 'woocommerce' ), 400 );
			}

			do_action( 'woocommerce_api_edit_product_attribute', $id, $data );

			// Clear transients
			delete_transient( 'wc_attribute_taxonomies' );
			WC_Cache_Helper::invalidate_cache_group( 'woocommerce-attributes' );

			return $this->get_product_attribute( $id );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete a product attribute
	 *
	 * @since  2.4.0
	 *
	 * @param  int $id the product attribute ID
	 *
	 * @return array|WP_Error
	 */
	public function delete_product_attribute( $id ) {
		global $wpdb;

		try {
			// Check permissions
			if ( ! current_user_can( 'manage_product_terms' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_delete_product_attribute', __( 'You do not have permission to delete product attributes', 'woocommerce' ), 401 );
			}

			$id = absint( $id );

			$attribute_name = $wpdb->get_var( $wpdb->prepare( "
				SELECT attribute_name
				FROM {$wpdb->prefix}woocommerce_attribute_taxonomies
				WHERE attribute_id = %d
			 ", $id ) );

			if ( is_null( $attribute_name ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_attribute_id', __( 'A product attribute with the provided ID could not be found', 'woocommerce' ), 404 );
			}

			$deleted = $wpdb->delete(
				$wpdb->prefix . 'woocommerce_attribute_taxonomies',
				array( 'attribute_id' => $id ),
				array( '%d' )
			);

			if ( false === $deleted ) {
				throw new WC_API_Exception( 'woocommerce_api_cannot_delete_product_attribute', __( 'Could not delete the attribute', 'woocommerce' ), 401 );
			}

			$taxonomy = wc_attribute_taxonomy_name( $attribute_name );

			if ( taxonomy_exists( $taxonomy ) ) {
				$terms = get_terms( $taxonomy, 'orderby=name&hide_empty=0' );
				foreach ( $terms as $term ) {
					wp_delete_term( $term->term_id, $taxonomy );
				}
			}

			do_action( 'woocommerce_attribute_deleted', $id, $attribute_name, $taxonomy );
			do_action( 'woocommerce_api_delete_product_attribute', $id, $this );

			// Clear transients
			delete_transient( 'wc_attribute_taxonomies' );
			WC_Cache_Helper::invalidate_cache_group( 'woocommerce-attributes' );

			return array( 'message' => sprintf( __( 'Deleted %s', 'woocommerce' ), 'product_attribute' ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Get product by SKU
	 *
	 * @deprecated 2.4.0
	 *
	 * @since  2.3.0
	 *
	 * @param  int    $sku the product SKU
	 * @param  string $fields
	 *
	 * @return array|WP_Error
	 */
	public function get_product_by_sku( $sku, $fields = null ) {
		try {
			$id = wc_get_product_id_by_sku( $sku );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_product_sku', __( 'Invalid product SKU', 'woocommerce' ), 404 );
			}

			return $this->get_product( $id, $fields );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Clear product
	 *
	 * @param int $product_id
	 */
	protected function clear_product( $product_id ) {
		if ( ! is_numeric( $product_id ) || 0 >= $product_id ) {
			return;
		}

		// Delete product attachments
		$attachments = get_children( array(
			'post_parent' => $product_id,
			'post_status' => 'any',
			'post_type'   => 'attachment',
		) );

		foreach ( (array) $attachments as $attachment ) {
			wp_delete_attachment( $attachment->ID, true );
		}

		// Delete product
		$product = wc_get_product( $product_id );
		$product->delete();
	}

	/**
	 * Bulk update or insert products
	 * Accepts an array with products in the formats supported by
	 * WC_API_Products->create_product() and WC_API_Products->edit_product()
	 *
	 * @since 2.4.0
	 *
	 * @param array $data
	 *
	 * @return array|WP_Error
	 */
	public function bulk( $data ) {

		try {
			if ( ! isset( $data['products'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_products_data', sprintf( __( 'No %1$s data specified to create/edit %1$s', 'woocommerce' ), 'products' ), 400 );
			}

			$data  = $data['products'];
			$limit = apply_filters( 'woocommerce_api_bulk_limit', 100, 'products' );

			// Limit bulk operation
			if ( count( $data ) > $limit ) {
				throw new WC_API_Exception( 'woocommerce_api_products_request_entity_too_large', sprintf( __( 'Unable to accept more than %s items for this request.', 'woocommerce' ), $limit ), 413 );
			}

			$products = array();

			foreach ( $data as $_product ) {
				$product_id  = 0;
				$product_sku = '';

				// Try to get the product ID
				if ( isset( $_product['id'] ) ) {
					$product_id = intval( $_product['id'] );
				}

				if ( ! $product_id && isset( $_product['sku'] ) ) {
					$product_sku = wc_clean( $_product['sku'] );
					$product_id  = wc_get_product_id_by_sku( $product_sku );
				}

				if ( $product_id ) {

					// Product exists / edit product
					$edit = $this->edit_product( $product_id, array( 'product' => $_product ) );

					if ( is_wp_error( $edit ) ) {
						$products[] = array(
							'id'    => $product_id,
							'sku'   => $product_sku,
							'error' => array( 'code' => $edit->get_error_code(), 'message' => $edit->get_error_message() ),
						);
					} else {
						$products[] = $edit['product'];
					}
				} else {

					// Product don't exists / create product
					$new = $this->create_product( array( 'product' => $_product ) );

					if ( is_wp_error( $new ) ) {
						$products[] = array(
							'id'    => $product_id,
							'sku'   => $product_sku,
							'error' => array( 'code' => $new->get_error_code(), 'message' => $new->get_error_message() ),
						);
					} else {
						$products[] = $new['product'];
					}
				}
			}

			return array( 'products' => apply_filters( 'woocommerce_api_products_bulk_response', $products, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}
}
class-wc-api-reports.php000064400000023071151550474420011246 0ustar00<?php
/**
 * WooCommerce API Reports Class
 *
 * Handles requests to the /reports endpoint
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Reports extends WC_API_Resource {

	/** @var string $base the route base */
	protected $base = '/reports';

	/** @var WC_Admin_Report instance */
	private $report;

	/**
	 * Register the routes for this class
	 *
	 * GET /reports
	 * GET /reports/sales
	 *
	 * @since 2.1
	 * @param array $routes
	 * @return array
	 */
	public function register_routes( $routes ) {

		# GET /reports
		$routes[ $this->base ] = array(
			array( array( $this, 'get_reports' ),     WC_API_Server::READABLE ),
		);

		# GET /reports/sales
		$routes[ $this->base . '/sales' ] = array(
			array( array( $this, 'get_sales_report' ), WC_API_Server::READABLE ),
		);

		# GET /reports/sales/top_sellers
		$routes[ $this->base . '/sales/top_sellers' ] = array(
			array( array( $this, 'get_top_sellers_report' ), WC_API_Server::READABLE ),
		);

		return $routes;
	}

	/**
	 * Get a simple listing of available reports
	 *
	 * @since 2.1
	 * @return array
	 */
	public function get_reports() {
		return array( 'reports' => array( 'sales', 'sales/top_sellers' ) );
	}

	/**
	 * Get the sales report
	 *
	 * @since 2.1
	 * @param string $fields fields to include in response
	 * @param array $filter date filtering
	 * @return array|WP_Error
	 */
	public function get_sales_report( $fields = null, $filter = array() ) {

		// check user permissions
		$check = $this->validate_request();

		// check for WP_Error
		if ( is_wp_error( $check ) ) {
			return $check;
		}

		// set date filtering
		$this->setup_report( $filter );

		// new customers
		$users_query = new WP_User_Query(
			array(
				'fields' => array( 'user_registered' ),
				'role'   => 'customer',
			)
		);

		$customers = $users_query->get_results();

		foreach ( $customers as $key => $customer ) {
			if ( strtotime( $customer->user_registered ) < $this->report->start_date || strtotime( $customer->user_registered ) > $this->report->end_date ) {
				unset( $customers[ $key ] );
			}
		}

		$total_customers = count( $customers );
		$report_data     = $this->report->get_report_data();
		$period_totals   = array();

		// setup period totals by ensuring each period in the interval has data
		for ( $i = 0; $i <= $this->report->chart_interval; $i ++ ) {

			switch ( $this->report->chart_groupby ) {
				case 'day' :
					$time = date( 'Y-m-d', strtotime( "+{$i} DAY", $this->report->start_date ) );
					break;
				default :
					$time = date( 'Y-m', strtotime( "+{$i} MONTH", $this->report->start_date ) );
					break;
			}

			// set the customer signups for each period
			$customer_count = 0;
			foreach ( $customers as $customer ) {
				if ( date( ( 'day' == $this->report->chart_groupby ) ? 'Y-m-d' : 'Y-m', strtotime( $customer->user_registered ) ) == $time ) {
					$customer_count++;
				}
 			}

			$period_totals[ $time ] = array(
				'sales'     => wc_format_decimal( 0.00, 2 ),
				'orders'    => 0,
				'items'     => 0,
				'tax'       => wc_format_decimal( 0.00, 2 ),
				'shipping'  => wc_format_decimal( 0.00, 2 ),
				'discount'  => wc_format_decimal( 0.00, 2 ),
				'customers' => $customer_count,
			);
		}

		// add total sales, total order count, total tax and total shipping for each period
		foreach ( $report_data->orders as $order ) {
			$time = ( 'day' === $this->report->chart_groupby ) ? date( 'Y-m-d', strtotime( $order->post_date ) ) : date( 'Y-m', strtotime( $order->post_date ) );

			if ( ! isset( $period_totals[ $time ] ) ) {
				continue;
			}

			$period_totals[ $time ]['sales']    = wc_format_decimal( $order->total_sales, 2 );
			$period_totals[ $time ]['tax']      = wc_format_decimal( $order->total_tax + $order->total_shipping_tax, 2 );
			$period_totals[ $time ]['shipping'] = wc_format_decimal( $order->total_shipping, 2 );
		}

		foreach ( $report_data->order_counts as $order ) {
			$time = ( 'day' === $this->report->chart_groupby ) ? date( 'Y-m-d', strtotime( $order->post_date ) ) : date( 'Y-m', strtotime( $order->post_date ) );

			if ( ! isset( $period_totals[ $time ] ) ) {
				continue;
			}

			$period_totals[ $time ]['orders']   = (int) $order->count;
		}

		// add total order items for each period
		foreach ( $report_data->order_items as $order_item ) {
			$time = ( 'day' === $this->report->chart_groupby ) ? date( 'Y-m-d', strtotime( $order_item->post_date ) ) : date( 'Y-m', strtotime( $order_item->post_date ) );

			if ( ! isset( $period_totals[ $time ] ) ) {
				continue;
			}

			$period_totals[ $time ]['items'] = (int) $order_item->order_item_count;
		}

		// add total discount for each period
		foreach ( $report_data->coupons as $discount ) {
			$time = ( 'day' === $this->report->chart_groupby ) ? date( 'Y-m-d', strtotime( $discount->post_date ) ) : date( 'Y-m', strtotime( $discount->post_date ) );

			if ( ! isset( $period_totals[ $time ] ) ) {
				continue;
			}

			$period_totals[ $time ]['discount'] = wc_format_decimal( $discount->discount_amount, 2 );
		}

		$sales_data  = array(
			'total_sales'       => $report_data->total_sales,
			'net_sales'         => $report_data->net_sales,
			'average_sales'     => $report_data->average_sales,
			'total_orders'      => $report_data->total_orders,
			'total_items'       => $report_data->total_items,
			'total_tax'         => wc_format_decimal( $report_data->total_tax + $report_data->total_shipping_tax, 2 ),
			'total_shipping'    => $report_data->total_shipping,
			'total_refunds'     => $report_data->total_refunds,
			'total_discount'    => $report_data->total_coupons,
			'totals_grouped_by' => $this->report->chart_groupby,
			'totals'            => $period_totals,
			'total_customers'   => $total_customers,
		);

		return array( 'sales' => apply_filters( 'woocommerce_api_report_response', $sales_data, $this->report, $fields, $this->server ) );
	}

	/**
	 * Get the top sellers report
	 *
	 * @since 2.1
	 * @param string $fields fields to include in response
	 * @param array $filter date filtering
	 * @return array|WP_Error
	 */
	public function get_top_sellers_report( $fields = null, $filter = array() ) {

		// check user permissions
		$check = $this->validate_request();

		if ( is_wp_error( $check ) ) {
			return $check;
		}

		// set date filtering
		$this->setup_report( $filter );

		$top_sellers = $this->report->get_order_report_data( array(
			'data' => array(
				'_product_id' => array(
					'type'            => 'order_item_meta',
					'order_item_type' => 'line_item',
					'function'        => '',
					'name'            => 'product_id',
				),
				'_qty' => array(
					'type'            => 'order_item_meta',
					'order_item_type' => 'line_item',
					'function'        => 'SUM',
					'name'            => 'order_item_qty',
				),
			),
			'order_by'     => 'order_item_qty DESC',
			'group_by'     => 'product_id',
			'limit'        => isset( $filter['limit'] ) ? absint( $filter['limit'] ) : 12,
			'query_type'   => 'get_results',
			'filter_range' => true,
		) );

		$top_sellers_data = array();

		foreach ( $top_sellers as $top_seller ) {

			$product = wc_get_product( $top_seller->product_id );

			if ( $product ) {
				$top_sellers_data[] = array(
					'title'      => $product->get_name(),
					'product_id' => $top_seller->product_id,
					'quantity'   => $top_seller->order_item_qty,
				);
			}
		}

		return array( 'top_sellers' => apply_filters( 'woocommerce_api_report_response', $top_sellers_data, $this->report, $fields, $this->server ) );
	}

	/**
	 * Setup the report object and parse any date filtering
	 *
	 * @since 2.1
	 * @param array $filter date filtering
	 */
	private function setup_report( $filter ) {

		include_once( WC()->plugin_path() . '/includes/admin/reports/class-wc-admin-report.php' );
		include_once( WC()->plugin_path() . '/includes/admin/reports/class-wc-report-sales-by-date.php' );

		$this->report = new WC_Report_Sales_By_Date();

		if ( empty( $filter['period'] ) ) {

			// custom date range
			$filter['period'] = 'custom';

			if ( ! empty( $filter['date_min'] ) || ! empty( $filter['date_max'] ) ) {

				// overwrite _GET to make use of WC_Admin_Report::calculate_current_range() for custom date ranges
				$_GET['start_date'] = $this->server->parse_datetime( $filter['date_min'] );
				$_GET['end_date'] = isset( $filter['date_max'] ) ? $this->server->parse_datetime( $filter['date_max'] ) : null;

			} else {

				// default custom range to today
				$_GET['start_date'] = $_GET['end_date'] = date( 'Y-m-d', current_time( 'timestamp' ) );
			}
		} else {

			// ensure period is valid
			if ( ! in_array( $filter['period'], array( 'week', 'month', 'last_month', 'year' ) ) ) {
				$filter['period'] = 'week';
			}

			// TODO: change WC_Admin_Report class to use "week" instead, as it's more consistent with other periods
			// allow "week" for period instead of "7day"
			if ( 'week' === $filter['period'] ) {
				$filter['period'] = '7day';
			}
		}

		$this->report->calculate_current_range( $filter['period'] );
	}

	/**
	 * Verify that the current user has permission to view reports
	 *
	 * @since 2.1
	 * @see WC_API_Resource::validate_request()
	 *
	 * @param null $id unused
	 * @param null $type unused
	 * @param null $context unused
	 *
	 * @return bool|WP_Error
	 */
	protected function validate_request( $id = null, $type = null, $context = null ) {

		if ( ! current_user_can( 'view_woocommerce_reports' ) ) {

			return new WP_Error( 'woocommerce_api_user_cannot_read_report', __( 'You do not have permission to read this report', 'woocommerce' ), array( 'status' => 401 ) );

		} else {

			return true;
		}
	}
}
class-wc-api-resource.php000064400000033103151550474420011374 0ustar00<?php
/**
 * WooCommerce API Resource class
 *
 * Provides shared functionality for resource-specific API classes
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Resource {

	/** @var WC_API_Server the API server */
	protected $server;

	/** @var string sub-classes override this to set a resource-specific base route */
	protected $base;

	/**
	 * Setup class
	 *
	 * @since 2.1
	 * @param WC_API_Server $server
	 */
	public function __construct( WC_API_Server $server ) {

		$this->server = $server;

		// automatically register routes for sub-classes
		add_filter( 'woocommerce_api_endpoints', array( $this, 'register_routes' ) );

		// maybe add meta to top-level resource responses
		foreach ( array( 'order', 'coupon', 'customer', 'product', 'report' ) as $resource ) {
			add_filter( "woocommerce_api_{$resource}_response", array( $this, 'maybe_add_meta' ), 15, 2 );
		}

		$response_names = array(
			'order',
			'coupon',
			'customer',
			'product',
			'report',
			'customer_orders',
			'customer_downloads',
			'order_note',
			'order_refund',
			'product_reviews',
			'product_category',
		);

		foreach ( $response_names as $name ) {

			/**
			 * Remove fields from responses when requests specify certain fields
			 * note these are hooked at a later priority so data added via
			 * filters (e.g. customer data to the order response) still has the
			 * fields filtered properly
			 */
			add_filter( "woocommerce_api_{$name}_response", array( $this, 'filter_response_fields' ), 20, 3 );
		}
	}

	/**
	 * Validate the request by checking:
	 *
	 * 1) the ID is a valid integer
	 * 2) the ID returns a valid post object and matches the provided post type
	 * 3) the current user has the proper permissions to read/edit/delete the post
	 *
	 * @since 2.1
	 * @param string|int $id the post ID
	 * @param string $type the post type, either `shop_order`, `shop_coupon`, or `product`
	 * @param string $context the context of the request, either `read`, `edit` or `delete`
	 * @return int|WP_Error valid post ID or WP_Error if any of the checks fails
	 */
	protected function validate_request( $id, $type, $context ) {

		if ( 'shop_order' === $type || 'shop_coupon' === $type || 'shop_webhook' === $type ) {
			$resource_name = str_replace( 'shop_', '', $type );
		} else {
			$resource_name = $type;
		}

		$id = absint( $id );

		// Validate ID
		if ( empty( $id ) ) {
			return new WP_Error( "woocommerce_api_invalid_{$resource_name}_id", sprintf( __( 'Invalid %s ID', 'woocommerce' ), $type ), array( 'status' => 404 ) );
		}

		// Only custom post types have per-post type/permission checks
		if ( 'customer' !== $type ) {

			$post = get_post( $id );

			if ( null === $post ) {
				return new WP_Error( "woocommerce_api_no_{$resource_name}_found", sprintf( __( 'No %1$s found with the ID equal to %2$s', 'woocommerce' ), $resource_name, $id ), array( 'status' => 404 ) );
			}

			// For checking permissions, product variations are the same as the product post type
			$post_type = ( 'product_variation' === $post->post_type ) ? 'product' : $post->post_type;

			// Validate post type
			if ( $type !== $post_type ) {
				return new WP_Error( "woocommerce_api_invalid_{$resource_name}", sprintf( __( 'Invalid %s', 'woocommerce' ), $resource_name ), array( 'status' => 404 ) );
			}

			// Validate permissions
			switch ( $context ) {

				case 'read':
					if ( ! $this->is_readable( $post ) ) {
						return new WP_Error( "woocommerce_api_user_cannot_read_{$resource_name}", sprintf( __( 'You do not have permission to read this %s', 'woocommerce' ), $resource_name ), array( 'status' => 401 ) );
					}
					break;

				case 'edit':
					if ( ! $this->is_editable( $post ) ) {
						return new WP_Error( "woocommerce_api_user_cannot_edit_{$resource_name}", sprintf( __( 'You do not have permission to edit this %s', 'woocommerce' ), $resource_name ), array( 'status' => 401 ) );
					}
					break;

				case 'delete':
					if ( ! $this->is_deletable( $post ) ) {
						return new WP_Error( "woocommerce_api_user_cannot_delete_{$resource_name}", sprintf( __( 'You do not have permission to delete this %s', 'woocommerce' ), $resource_name ), array( 'status' => 401 ) );
					}
					break;
			}
		}

		return $id;
	}

	/**
	 * Add common request arguments to argument list before WP_Query is run
	 *
	 * @since 2.1
	 * @param array $base_args required arguments for the query (e.g. `post_type`, etc)
	 * @param array $request_args arguments provided in the request
	 * @return array
	 */
	protected function merge_query_args( $base_args, $request_args ) {

		$args = array();

		// date
		if ( ! empty( $request_args['created_at_min'] ) || ! empty( $request_args['created_at_max'] ) || ! empty( $request_args['updated_at_min'] ) || ! empty( $request_args['updated_at_max'] ) ) {

			$args['date_query'] = array();

			// resources created after specified date
			if ( ! empty( $request_args['created_at_min'] ) ) {
				$args['date_query'][] = array( 'column' => 'post_date_gmt', 'after' => $this->server->parse_datetime( $request_args['created_at_min'] ), 'inclusive' => true );
			}

			// resources created before specified date
			if ( ! empty( $request_args['created_at_max'] ) ) {
				$args['date_query'][] = array( 'column' => 'post_date_gmt', 'before' => $this->server->parse_datetime( $request_args['created_at_max'] ), 'inclusive' => true );
			}

			// resources updated after specified date
			if ( ! empty( $request_args['updated_at_min'] ) ) {
				$args['date_query'][] = array( 'column' => 'post_modified_gmt', 'after' => $this->server->parse_datetime( $request_args['updated_at_min'] ), 'inclusive' => true );
			}

			// resources updated before specified date
			if ( ! empty( $request_args['updated_at_max'] ) ) {
				$args['date_query'][] = array( 'column' => 'post_modified_gmt', 'before' => $this->server->parse_datetime( $request_args['updated_at_max'] ), 'inclusive' => true );
			}
		}

		// search
		if ( ! empty( $request_args['q'] ) ) {
			$args['s'] = $request_args['q'];
		}

		// resources per response
		if ( ! empty( $request_args['limit'] ) ) {
			$args['posts_per_page'] = $request_args['limit'];
		}

		// resource offset
		if ( ! empty( $request_args['offset'] ) ) {
			$args['offset'] = $request_args['offset'];
		}

		// order (ASC or DESC, ASC by default)
		if ( ! empty( $request_args['order'] ) ) {
			$args['order'] = $request_args['order'];
		}

		// orderby
		if ( ! empty( $request_args['orderby'] ) ) {
			$args['orderby'] = $request_args['orderby'];

			// allow sorting by meta value
			if ( ! empty( $request_args['orderby_meta_key'] ) ) {
				$args['meta_key'] = $request_args['orderby_meta_key'];
			}
		}

		// allow post status change
		if ( ! empty( $request_args['post_status'] ) ) {
			$args['post_status'] = $request_args['post_status'];
			unset( $request_args['post_status'] );
		}

		// filter by a list of post id
		if ( ! empty( $request_args['in'] ) ) {
			$args['post__in'] = explode( ',', $request_args['in'] );
			unset( $request_args['in'] );
		}

		// filter by a list of post id
		if ( ! empty( $request_args['in'] ) ) {
			$args['post__in'] = explode( ',', $request_args['in'] );
			unset( $request_args['in'] );
		}

		// resource page
		$args['paged'] = ( isset( $request_args['page'] ) ) ? absint( $request_args['page'] ) : 1;

		$args = apply_filters( 'woocommerce_api_query_args', $args, $request_args );

		return array_merge( $base_args, $args );
	}

	/**
	 * Add meta to resources when requested by the client. Meta is added as a top-level
	 * `<resource_name>_meta` attribute (e.g. `order_meta`) as a list of key/value pairs
	 *
	 * @since 2.1
	 * @param array $data the resource data
	 * @param object $resource the resource object (e.g WC_Order)
	 * @return mixed
	 */
	public function maybe_add_meta( $data, $resource ) {

		if ( isset( $this->server->params['GET']['filter']['meta'] ) && 'true' === $this->server->params['GET']['filter']['meta'] && is_object( $resource ) ) {

			// don't attempt to add meta more than once
			if ( preg_grep( '/[a-z]+_meta/', array_keys( $data ) ) ) {
				return $data;
			}

			// define the top-level property name for the meta
			switch ( get_class( $resource ) ) {

				case 'WC_Order':
					$meta_name = 'order_meta';
					break;

				case 'WC_Coupon':
					$meta_name = 'coupon_meta';
					break;

				case 'WP_User':
					$meta_name = 'customer_meta';
					break;

				default:
					$meta_name = 'product_meta';
					break;
			}

			if ( is_a( $resource, 'WP_User' ) ) {

				// customer meta
				$meta = (array) get_user_meta( $resource->ID );

			} else {

				// coupon/order/product meta
				$meta = (array) get_post_meta( $resource->get_id() );
			}

			foreach ( $meta as $meta_key => $meta_value ) {

				// don't add hidden meta by default
				if ( ! is_protected_meta( $meta_key ) ) {
					$data[ $meta_name ][ $meta_key ] = maybe_unserialize( $meta_value[0] );
				}
			}
		}

		return $data;
	}

	/**
	 * Restrict the fields included in the response if the request specified certain only certain fields should be returned
	 *
	 * @since 2.1
	 * @param array $data the response data
	 * @param object $resource the object that provided the response data, e.g. WC_Coupon or WC_Order
	 * @param array|string the requested list of fields to include in the response
	 * @return array response data
	 */
	public function filter_response_fields( $data, $resource, $fields ) {

		if ( ! is_array( $data ) || empty( $fields ) ) {
			return $data;
		}

		$fields = explode( ',', $fields );
		$sub_fields = array();

		// get sub fields
		foreach ( $fields as $field ) {

			if ( false !== strpos( $field, '.' ) ) {

				list( $name, $value ) = explode( '.', $field );

				$sub_fields[ $name ] = $value;
			}
		}

		// iterate through top-level fields
		foreach ( $data as $data_field => $data_value ) {

			// if a field has sub-fields and the top-level field has sub-fields to filter
			if ( is_array( $data_value ) && in_array( $data_field, array_keys( $sub_fields ) ) ) {

				// iterate through each sub-field
				foreach ( $data_value as $sub_field => $sub_field_value ) {

					// remove non-matching sub-fields
					if ( ! in_array( $sub_field, $sub_fields ) ) {
						unset( $data[ $data_field ][ $sub_field ] );
					}
				}
			} else {

				// remove non-matching top-level fields
				if ( ! in_array( $data_field, $fields ) ) {
					unset( $data[ $data_field ] );
				}
			}
		}

		return $data;
	}

	/**
	 * Delete a given resource
	 *
	 * @since 2.1
	 * @param int $id the resource ID
	 * @param string $type the resource post type, or `customer`
	 * @param bool $force true to permanently delete resource, false to move to trash (not supported for `customer`)
	 * @return array|WP_Error
	 */
	protected function delete( $id, $type, $force = false ) {

		if ( 'shop_order' === $type || 'shop_coupon' === $type ) {
			$resource_name = str_replace( 'shop_', '', $type );
		} else {
			$resource_name = $type;
		}

		if ( 'customer' === $type ) {

			$result = wp_delete_user( $id );

			if ( $result ) {
				return array( 'message' => __( 'Permanently deleted customer', 'woocommerce' ) );
			} else {
				return new WP_Error( 'woocommerce_api_cannot_delete_customer', __( 'The customer cannot be deleted', 'woocommerce' ), array( 'status' => 500 ) );
			}
		} else {

			// delete order/coupon/webhook
			$result = ( $force ) ? wp_delete_post( $id, true ) : wp_trash_post( $id );

			if ( ! $result ) {
				return new WP_Error( "woocommerce_api_cannot_delete_{$resource_name}", sprintf( __( 'This %s cannot be deleted', 'woocommerce' ), $resource_name ), array( 'status' => 500 ) );
			}

			if ( $force ) {
				return array( 'message' => sprintf( __( 'Permanently deleted %s', 'woocommerce' ), $resource_name ) );
			} else {
				$this->server->send_status( '202' );

				return array( 'message' => sprintf( __( 'Deleted %s', 'woocommerce' ), $resource_name ) );
			}
		}
	}


	/**
	 * Checks if the given post is readable by the current user
	 *
	 * @since 2.1
	 * @see WC_API_Resource::check_permission()
	 * @param WP_Post|int $post
	 * @return bool
	 */
	protected function is_readable( $post ) {

		return $this->check_permission( $post, 'read' );
	}

	/**
	 * Checks if the given post is editable by the current user
	 *
	 * @since 2.1
	 * @see WC_API_Resource::check_permission()
	 * @param WP_Post|int $post
	 * @return bool
	 */
	protected function is_editable( $post ) {

		return $this->check_permission( $post, 'edit' );

	}

	/**
	 * Checks if the given post is deletable by the current user
	 *
	 * @since 2.1
	 * @see WC_API_Resource::check_permission()
	 * @param WP_Post|int $post
	 * @return bool
	 */
	protected function is_deletable( $post ) {

		return $this->check_permission( $post, 'delete' );
	}

	/**
	 * Checks the permissions for the current user given a post and context
	 *
	 * @since 2.1
	 * @param WP_Post|int $post
	 * @param string $context the type of permission to check, either `read`, `write`, or `delete`
	 * @return bool true if the current user has the permissions to perform the context on the post
	 */
	private function check_permission( $post, $context ) {

		if ( ! is_a( $post, 'WP_Post' ) ) {
			$post = get_post( $post );
		}

		if ( is_null( $post ) ) {
			return false;
		}

		$post_type = get_post_type_object( $post->post_type );

		if ( 'read' === $context ) {
			return ( 'revision' !== $post->post_type && current_user_can( $post_type->cap->read_private_posts, $post->ID ) );
		} elseif ( 'edit' === $context ) {
			return current_user_can( $post_type->cap->edit_post, $post->ID );
		} elseif ( 'delete' === $context ) {
			return current_user_can( $post_type->cap->delete_post, $post->ID );
		} else {
			return false;
		}
	}
}
class-wc-api-server.php000064400000047771151550474420011073 0ustar00<?php
/**
 * WooCommerce API
 *
 * Handles REST API requests
 *
 * This class and related code (JSON response handler, resource classes) are based on WP-API v0.6 (https://github.com/WP-API/WP-API)
 * Many thanks to Ryan McCue and any other contributors!
 *
 * @author   WooThemes
 * @category API
 * @package  WooCommerce\RestApi
 * @since    2.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

require_once ABSPATH . 'wp-admin/includes/admin.php';

class WC_API_Server {

	const METHOD_GET    = 1;
	const METHOD_POST   = 2;
	const METHOD_PUT    = 4;
	const METHOD_PATCH  = 8;
	const METHOD_DELETE = 16;

	const READABLE   = 1;  // GET
	const CREATABLE  = 2;  // POST
	const EDITABLE   = 14; // POST | PUT | PATCH
	const DELETABLE  = 16; // DELETE
	const ALLMETHODS = 31; // GET | POST | PUT | PATCH | DELETE

	/**
	 * Does the endpoint accept a raw request body?
	 */
	const ACCEPT_RAW_DATA = 64;

	/** Does the endpoint accept a request body? (either JSON or XML) */
	const ACCEPT_DATA = 128;

	/**
	 * Should we hide this endpoint from the index?
	 */
	const HIDDEN_ENDPOINT = 256;

	/**
	 * Map of HTTP verbs to constants
	 * @var array
	 */
	public static $method_map = array(
		'HEAD'   => self::METHOD_GET,
		'GET'    => self::METHOD_GET,
		'POST'   => self::METHOD_POST,
		'PUT'    => self::METHOD_PUT,
		'PATCH'  => self::METHOD_PATCH,
		'DELETE' => self::METHOD_DELETE,
	);

	/**
	 * Requested path (relative to the API root, wp-json.php)
	 *
	 * @var string
	 */
	public $path = '';

	/**
	 * Requested method (GET/HEAD/POST/PUT/PATCH/DELETE)
	 *
	 * @var string
	 */
	public $method = 'HEAD';

	/**
	 * Request parameters
	 *
	 * This acts as an abstraction of the superglobals
	 * (GET => $_GET, POST => $_POST)
	 *
	 * @var array
	 */
	public $params = array( 'GET' => array(), 'POST' => array() );

	/**
	 * Request headers
	 *
	 * @var array
	 */
	public $headers = array();

	/**
	 * Request files (matches $_FILES)
	 *
	 * @var array
	 */
	public $files = array();

	/**
	 * Request/Response handler, either JSON by default
	 * or XML if requested by client
	 *
	 * @var WC_API_Handler
	 */
	public $handler;


	/**
	 * Setup class and set request/response handler
	 *
	 * @since 2.1
	 * @param $path
	 */
	public function __construct( $path ) {

		if ( empty( $path ) ) {
			if ( isset( $_SERVER['PATH_INFO'] ) ) {
				$path = $_SERVER['PATH_INFO'];
			} else {
				$path = '/';
			}
		}

		$this->path           = $path;
		$this->method         = $_SERVER['REQUEST_METHOD'];
		$this->params['GET']  = $_GET;
		$this->params['POST'] = $_POST;
		$this->headers        = $this->get_headers( $_SERVER );
		$this->files          = $_FILES;

		// Compatibility for clients that can't use PUT/PATCH/DELETE
		if ( isset( $_GET['_method'] ) ) {
			$this->method = strtoupper( $_GET['_method'] );
		} elseif ( isset( $_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE'] ) ) {
			$this->method = $_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE'];
		}

		// load response handler
		$handler_class = apply_filters( 'woocommerce_api_default_response_handler', 'WC_API_JSON_Handler', $this->path, $this );

		$this->handler = new $handler_class();
	}

	/**
	 * Check authentication for the request
	 *
	 * @since 2.1
	 * @return WP_User|WP_Error WP_User object indicates successful login, WP_Error indicates unsuccessful login
	 */
	public function check_authentication() {

		// allow plugins to remove default authentication or add their own authentication
		$user = apply_filters( 'woocommerce_api_check_authentication', null, $this );

		if ( is_a( $user, 'WP_User' ) ) {

			// API requests run under the context of the authenticated user
			wp_set_current_user( $user->ID );

		} elseif ( ! is_wp_error( $user ) ) {

			// WP_Errors are handled in serve_request()
			$user = new WP_Error( 'woocommerce_api_authentication_error', __( 'Invalid authentication method', 'woocommerce' ), array( 'code' => 500 ) );

		}

		return $user;
	}

	/**
	 * Convert an error to an array
	 *
	 * This iterates over all error codes and messages to change it into a flat
	 * array. This enables simpler client behaviour, as it is represented as a
	 * list in JSON rather than an object/map
	 *
	 * @since 2.1
	 * @param WP_Error $error
	 * @return array List of associative arrays with code and message keys
	 */
	protected function error_to_array( $error ) {
		$errors = array();
		foreach ( (array) $error->errors as $code => $messages ) {
			foreach ( (array) $messages as $message ) {
				$errors[] = array( 'code' => $code, 'message' => $message );
			}
		}

		return array( 'errors' => $errors );
	}

	/**
	 * Handle serving an API request
	 *
	 * Matches the current server URI to a route and runs the first matching
	 * callback then outputs a JSON representation of the returned value.
	 *
	 * @since 2.1
	 * @uses WC_API_Server::dispatch()
	 */
	public function serve_request() {

		do_action( 'woocommerce_api_server_before_serve', $this );

		$this->header( 'Content-Type', $this->handler->get_content_type(), true );

		// the API is enabled by default
		if ( ! apply_filters( 'woocommerce_api_enabled', true, $this ) || ( 'no' === get_option( 'woocommerce_api_enabled' ) ) ) {

			$this->send_status( 404 );

			echo $this->handler->generate_response( array( 'errors' => array( 'code' => 'woocommerce_api_disabled', 'message' => 'The WooCommerce API is disabled on this site' ) ) );

			return;
		}

		$result = $this->check_authentication();

		// if authorization check was successful, dispatch the request
		if ( ! is_wp_error( $result ) ) {
			$result = $this->dispatch();
		}

		// handle any dispatch errors
		if ( is_wp_error( $result ) ) {
			$data = $result->get_error_data();
			if ( is_array( $data ) && isset( $data['status'] ) ) {
				$this->send_status( $data['status'] );
			}

			$result = $this->error_to_array( $result );
		}

		// This is a filter rather than an action, since this is designed to be
		// re-entrant if needed
		$served = apply_filters( 'woocommerce_api_serve_request', false, $result, $this );

		if ( ! $served ) {

			if ( 'HEAD' === $this->method ) {
				return;
			}

			echo $this->handler->generate_response( $result );
		}
	}

	/**
	 * Retrieve the route map
	 *
	 * The route map is an associative array with path regexes as the keys. The
	 * value is an indexed array with the callback function/method as the first
	 * item, and a bitmask of HTTP methods as the second item (see the class
	 * constants).
	 *
	 * Each route can be mapped to more than one callback by using an array of
	 * the indexed arrays. This allows mapping e.g. GET requests to one callback
	 * and POST requests to another.
	 *
	 * Note that the path regexes (array keys) must have @ escaped, as this is
	 * used as the delimiter with preg_match()
	 *
	 * @since 2.1
	 * @return array `'/path/regex' => array( $callback, $bitmask )` or `'/path/regex' => array( array( $callback, $bitmask ), ...)`
	 */
	public function get_routes() {

		// index added by default
		$endpoints = array(

			'/' => array( array( $this, 'get_index' ), self::READABLE ),
		);

		$endpoints = apply_filters( 'woocommerce_api_endpoints', $endpoints );

		// Normalise the endpoints
		foreach ( $endpoints as $route => &$handlers ) {
			if ( count( $handlers ) <= 2 && isset( $handlers[1] ) && ! is_array( $handlers[1] ) ) {
				$handlers = array( $handlers );
			}
		}

		return $endpoints;
	}

	/**
	 * Match the request to a callback and call it
	 *
	 * @since 2.1
	 * @return mixed The value returned by the callback, or a WP_Error instance
	 */
	public function dispatch() {

		switch ( $this->method ) {

			case 'HEAD' :
			case 'GET' :
				$method = self::METHOD_GET;
				break;

			case 'POST' :
				$method = self::METHOD_POST;
				break;

			case 'PUT' :
				$method = self::METHOD_PUT;
				break;

			case 'PATCH' :
				$method = self::METHOD_PATCH;
				break;

			case 'DELETE' :
				$method = self::METHOD_DELETE;
				break;

			default :
				return new WP_Error( 'woocommerce_api_unsupported_method', __( 'Unsupported request method', 'woocommerce' ), array( 'status' => 400 ) );
		}

		foreach ( $this->get_routes() as $route => $handlers ) {
			foreach ( $handlers as $handler ) {
				$callback  = $handler[0];
				$supported = isset( $handler[1] ) ? $handler[1] : self::METHOD_GET;

				if ( ! ( $supported & $method ) ) {
					continue;
				}

				$match = preg_match( '@^' . $route . '$@i', urldecode( $this->path ), $args );

				if ( ! $match ) {
					continue;
				}

				if ( ! is_callable( $callback ) ) {
					return new WP_Error( 'woocommerce_api_invalid_handler', __( 'The handler for the route is invalid', 'woocommerce' ), array( 'status' => 500 ) );
				}

				$args = array_merge( $args, $this->params['GET'] );
				if ( $method & self::METHOD_POST ) {
					$args = array_merge( $args, $this->params['POST'] );
				}
				if ( $supported & self::ACCEPT_DATA ) {
					$data = $this->handler->parse_body( $this->get_raw_data() );
					$args = array_merge( $args, array( 'data' => $data ) );
				} elseif ( $supported & self::ACCEPT_RAW_DATA ) {
					$data = $this->get_raw_data();
					$args = array_merge( $args, array( 'data' => $data ) );
				}

				$args['_method']  = $method;
				$args['_route']   = $route;
				$args['_path']    = $this->path;
				$args['_headers'] = $this->headers;
				$args['_files']   = $this->files;

				$args = apply_filters( 'woocommerce_api_dispatch_args', $args, $callback );

				// Allow plugins to halt the request via this filter
				if ( is_wp_error( $args ) ) {
					return $args;
				}

				$params = $this->sort_callback_params( $callback, $args );
				if ( is_wp_error( $params ) ) {
					return $params;
				}

				return call_user_func_array( $callback, $params );
			}
		}

		return new WP_Error( 'woocommerce_api_no_route', __( 'No route was found matching the URL and request method', 'woocommerce' ), array( 'status' => 404 ) );
	}

	/**
	 * urldecode deep.
	 *
	 * @since  2.2
	 * @param  string|array $value Data to decode with urldecode.
	 * @return string|array        Decoded data.
	 */
	protected function urldecode_deep( $value ) {
		if ( is_array( $value ) ) {
			return array_map( array( $this, 'urldecode_deep' ), $value );
		} else {
			return urldecode( $value );
		}
	}

	/**
	 * Sort parameters by order specified in method declaration
	 *
	 * Takes a callback and a list of available params, then filters and sorts
	 * by the parameters the method actually needs, using the Reflection API
	 *
	 * @since 2.2
	 *
	 * @param callable|array $callback the endpoint callback
	 * @param array $provided the provided request parameters
	 *
	 * @return array|WP_Error
	 */
	protected function sort_callback_params( $callback, $provided ) {
		if ( is_array( $callback ) ) {
			$ref_func = new ReflectionMethod( $callback[0], $callback[1] );
		} else {
			$ref_func = new ReflectionFunction( $callback );
		}

		$wanted = $ref_func->getParameters();
		$ordered_parameters = array();

		foreach ( $wanted as $param ) {
			if ( isset( $provided[ $param->getName() ] ) ) {
				// We have this parameters in the list to choose from
				if ( 'data' == $param->getName() ) {
					$ordered_parameters[] = $provided[ $param->getName() ];
					continue;
				}

				$ordered_parameters[] = $this->urldecode_deep( $provided[ $param->getName() ] );
			} elseif ( $param->isDefaultValueAvailable() ) {
				// We don't have this parameter, but it's optional
				$ordered_parameters[] = $param->getDefaultValue();
			} else {
				// We don't have this parameter and it wasn't optional, abort!
				return new WP_Error( 'woocommerce_api_missing_callback_param', sprintf( __( 'Missing parameter %s', 'woocommerce' ), $param->getName() ), array( 'status' => 400 ) );
			}
		}

		return $ordered_parameters;
	}

	/**
	 * Get the site index.
	 *
	 * This endpoint describes the capabilities of the site.
	 *
	 * @since 2.3
	 * @return array Index entity
	 */
	public function get_index() {

		// General site data
		$available = array(
			'store' => array(
				'name'        => get_option( 'blogname' ),
				'description' => get_option( 'blogdescription' ),
				'URL'         => get_option( 'siteurl' ),
				'wc_version'  => WC()->version,
				'routes'      => array(),
				'meta'        => array(
					'timezone'           => wc_timezone_string(),
					'currency'           => get_woocommerce_currency(),
					'currency_format'    => get_woocommerce_currency_symbol(),
					'currency_position'  => get_option( 'woocommerce_currency_pos' ),
					'thousand_separator' => get_option( 'woocommerce_price_thousand_sep' ),
					'decimal_separator'  => get_option( 'woocommerce_price_decimal_sep' ),
					'price_num_decimals' => wc_get_price_decimals(),
					'tax_included'       => wc_prices_include_tax(),
					'weight_unit'        => get_option( 'woocommerce_weight_unit' ),
					'dimension_unit'     => get_option( 'woocommerce_dimension_unit' ),
					'ssl_enabled'        => ( 'yes' === get_option( 'woocommerce_force_ssl_checkout' ) ),
					'permalinks_enabled' => ( '' !== get_option( 'permalink_structure' ) ),
					'generate_password'  => ( 'yes' === get_option( 'woocommerce_registration_generate_password' ) ),
					'links'              => array(
						'help' => 'https://woocommerce.github.io/woocommerce-rest-api-docs/',
					),
				),
			),
		);

		// Find the available routes
		foreach ( $this->get_routes() as $route => $callbacks ) {
			$data = array();

			$route = preg_replace( '#\(\?P(<\w+?>).*?\)#', '$1', $route );

			foreach ( self::$method_map as $name => $bitmask ) {
				foreach ( $callbacks as $callback ) {
					// Skip to the next route if any callback is hidden
					if ( $callback[1] & self::HIDDEN_ENDPOINT ) {
						continue 3;
					}

					if ( $callback[1] & $bitmask ) {
						$data['supports'][] = $name;
					}

					if ( $callback[1] & self::ACCEPT_DATA ) {
						$data['accepts_data'] = true;
					}

					// For non-variable routes, generate links
					if ( strpos( $route, '<' ) === false ) {
						$data['meta'] = array(
							'self' => get_woocommerce_api_url( $route ),
						);
					}
				}
			}

			$available['store']['routes'][ $route ] = apply_filters( 'woocommerce_api_endpoints_description', $data );
		}

		return apply_filters( 'woocommerce_api_index', $available );
	}

	/**
	 * Send a HTTP status code
	 *
	 * @since 2.1
	 * @param int $code HTTP status
	 */
	public function send_status( $code ) {
		status_header( $code );
	}

	/**
	 * Send a HTTP header
	 *
	 * @since 2.1
	 * @param string $key Header key
	 * @param string $value Header value
	 * @param boolean $replace Should we replace the existing header?
	 */
	public function header( $key, $value, $replace = true ) {
		header( sprintf( '%s: %s', $key, $value ), $replace );
	}

	/**
	 * Send a Link header
	 *
	 * @internal The $rel parameter is first, as this looks nicer when sending multiple
	 *
	 * @link http://tools.ietf.org/html/rfc5988
	 * @link http://www.iana.org/assignments/link-relations/link-relations.xml
	 *
	 * @since 2.1
	 * @param string $rel Link relation. Either a registered type, or an absolute URL
	 * @param string $link Target IRI for the link
	 * @param array $other Other parameters to send, as an associative array
	 */
	public function link_header( $rel, $link, $other = array() ) {

		$header = sprintf( '<%s>; rel="%s"', $link, esc_attr( $rel ) );

		foreach ( $other as $key => $value ) {

			if ( 'title' == $key ) {

				$value = '"' . $value . '"';
			}

			$header .= '; ' . $key . '=' . $value;
		}

		$this->header( 'Link', $header, false );
	}

	/**
	 * Send pagination headers for resources
	 *
	 * @since 2.1
	 * @param WP_Query|WP_User_Query|stdClass $query
	 */
	public function add_pagination_headers( $query ) {

		// WP_User_Query
		if ( is_a( $query, 'WP_User_Query' ) ) {

			$single      = count( $query->get_results() ) == 1;
			$total       = $query->get_total();

			if ( $query->get( 'number' ) > 0 ) {
				$page = ( $query->get( 'offset' ) / $query->get( 'number' ) ) + 1;
				$total_pages = ceil( $total / $query->get( 'number' ) );
			} else {
				$page = 1;
				$total_pages = 1;
			}
		} elseif ( is_a( $query, 'stdClass' ) ) {
			$page        = $query->page;
			$single      = $query->is_single;
			$total       = $query->total;
			$total_pages = $query->total_pages;

		// WP_Query
		} else {

			$page        = $query->get( 'paged' );
			$single      = $query->is_single();
			$total       = $query->found_posts;
			$total_pages = $query->max_num_pages;
		}

		if ( ! $page ) {
			$page = 1;
		}

		$next_page = absint( $page ) + 1;

		if ( ! $single ) {

			// first/prev
			if ( $page > 1 ) {
				$this->link_header( 'first', $this->get_paginated_url( 1 ) );
				$this->link_header( 'prev', $this->get_paginated_url( $page -1 ) );
			}

			// next
			if ( $next_page <= $total_pages ) {
				$this->link_header( 'next', $this->get_paginated_url( $next_page ) );
			}

			// last
			if ( $page != $total_pages ) {
				$this->link_header( 'last', $this->get_paginated_url( $total_pages ) );
			}
		}

		$this->header( 'X-WC-Total', $total );
		$this->header( 'X-WC-TotalPages', $total_pages );

		do_action( 'woocommerce_api_pagination_headers', $this, $query );
	}

	/**
	 * Returns the request URL with the page query parameter set to the specified page
	 *
	 * @since 2.1
	 * @param int $page
	 * @return string
	 */
	private function get_paginated_url( $page ) {

		// remove existing page query param
		$request = remove_query_arg( 'page' );

		// add provided page query param
		$request = urldecode( add_query_arg( 'page', $page, $request ) );

		// get the home host
		$host = parse_url( get_home_url(), PHP_URL_HOST );

		return set_url_scheme( "http://{$host}{$request}" );
	}

	/**
	 * Retrieve the raw request entity (body)
	 *
	 * @since 2.1
	 * @return string
	 */
	public function get_raw_data() {
		return file_get_contents( 'php://input' );
	}

	/**
	 * Parse an RFC3339 datetime into a MySQl datetime
	 *
	 * Invalid dates default to unix epoch
	 *
	 * @since 2.1
	 * @param string $datetime RFC3339 datetime
	 * @return string MySQl datetime (YYYY-MM-DD HH:MM:SS)
	 */
	public function parse_datetime( $datetime ) {

		// Strip millisecond precision (a full stop followed by one or more digits)
		if ( strpos( $datetime, '.' ) !== false ) {
			$datetime = preg_replace( '/\.\d+/', '', $datetime );
		}

		// default timezone to UTC
		$datetime = preg_replace( '/[+-]\d+:+\d+$/', '+00:00', $datetime );

		try {

			$datetime = new DateTime( $datetime, new DateTimeZone( 'UTC' ) );

		} catch ( Exception $e ) {

			$datetime = new DateTime( '@0' );

		}

		return $datetime->format( 'Y-m-d H:i:s' );
	}

	/**
	 * Format a unix timestamp or MySQL datetime into an RFC3339 datetime
	 *
	 * @since 2.1
	 * @param int|string $timestamp unix timestamp or MySQL datetime
	 * @param bool $convert_to_utc
	 * @param bool $convert_to_gmt Use GMT timezone.
	 * @return string RFC3339 datetime
	 */
	public function format_datetime( $timestamp, $convert_to_utc = false, $convert_to_gmt = false ) {
		if ( $convert_to_gmt ) {
			if ( is_numeric( $timestamp ) ) {
				$timestamp = date( 'Y-m-d H:i:s', $timestamp );
			}

			$timestamp = get_gmt_from_date( $timestamp );
		}

		if ( $convert_to_utc ) {
			$timezone = new DateTimeZone( wc_timezone_string() );
		} else {
			$timezone = new DateTimeZone( 'UTC' );
		}

		try {

			if ( is_numeric( $timestamp ) ) {
				$date = new DateTime( "@{$timestamp}" );
			} else {
				$date = new DateTime( $timestamp, $timezone );
			}

			// convert to UTC by adjusting the time based on the offset of the site's timezone
			if ( $convert_to_utc ) {
				$date->modify( -1 * $date->getOffset() . ' seconds' );
			}
		} catch ( Exception $e ) {

			$date = new DateTime( '@0' );
		}

		return $date->format( 'Y-m-d\TH:i:s\Z' );
	}

	/**
	 * Extract headers from a PHP-style $_SERVER array
	 *
	 * @since 2.1
	 * @param array $server Associative array similar to $_SERVER
	 * @return array Headers extracted from the input
	 */
	public function get_headers( $server ) {
		$headers = array();
		// CONTENT_* headers are not prefixed with HTTP_
		$additional = array( 'CONTENT_LENGTH' => true, 'CONTENT_MD5' => true, 'CONTENT_TYPE' => true );

		foreach ( $server as $key => $value ) {
			if ( strpos( $key, 'HTTP_' ) === 0 ) {
				$headers[ substr( $key, 5 ) ] = $value;
			} elseif ( isset( $additional[ $key ] ) ) {
				$headers[ $key ] = $value;
			}
		}

		return $headers;
	}
}
class-wc-api-webhooks.php000064400000036363151550474420011401 0ustar00<?php
/**
 * WooCommerce API Webhooks class
 *
 * Handles requests to the /webhooks endpoint
 *
 * @author   WooThemes
 * @category API
 * @package  WooCommerce\RestApi
 * @since    2.2
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

class WC_API_Webhooks extends WC_API_Resource {

	/** @var string $base the route base */
	protected $base = '/webhooks';

	/**
	 * Register the routes for this class
	 *
	 * @since 2.2
	 * @param array $routes
	 * @return array
	 */
	public function register_routes( $routes ) {

		# GET|POST /webhooks
		$routes[ $this->base ] = array(
			array( array( $this, 'get_webhooks' ),     WC_API_Server::READABLE ),
			array( array( $this, 'create_webhook' ),   WC_API_Server::CREATABLE | WC_API_Server::ACCEPT_DATA ),
		);

		# GET /webhooks/count
		$routes[ $this->base . '/count' ] = array(
			array( array( $this, 'get_webhooks_count' ), WC_API_Server::READABLE ),
		);

		# GET|PUT|DELETE /webhooks/<id>
		$routes[ $this->base . '/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_webhook' ),  WC_API_Server::READABLE ),
			array( array( $this, 'edit_webhook' ), WC_API_Server::EDITABLE | WC_API_Server::ACCEPT_DATA ),
			array( array( $this, 'delete_webhook' ), WC_API_Server::DELETABLE ),
		);

		# GET /webhooks/<id>/deliveries
		$routes[ $this->base . '/(?P<webhook_id>\d+)/deliveries' ] = array(
			array( array( $this, 'get_webhook_deliveries' ), WC_API_Server::READABLE ),
		);

		# GET /webhooks/<webhook_id>/deliveries/<id>
		$routes[ $this->base . '/(?P<webhook_id>\d+)/deliveries/(?P<id>\d+)' ] = array(
			array( array( $this, 'get_webhook_delivery' ), WC_API_Server::READABLE ),
		);

		return $routes;
	}

	/**
	 * Get all webhooks
	 *
	 * @since 2.2
	 *
	 * @param array $fields
	 * @param array $filter
	 * @param string $status
	 * @param int $page
	 *
	 * @return array
	 */
	public function get_webhooks( $fields = null, $filter = array(), $status = null, $page = 1 ) {

		if ( ! empty( $status ) ) {
			$filter['status'] = $status;
		}

		$filter['page'] = $page;

		$query = $this->query_webhooks( $filter );

		$webhooks = array();

		foreach ( $query['results'] as $webhook_id ) {
			$webhooks[] = current( $this->get_webhook( $webhook_id, $fields ) );
		}

		$this->server->add_pagination_headers( $query['headers'] );

		return array( 'webhooks' => $webhooks );
	}

	/**
	 * Get the webhook for the given ID
	 *
	 * @since 2.2
	 * @param int $id webhook ID
	 * @param array $fields
	 * @return array|WP_Error
	 */
	public function get_webhook( $id, $fields = null ) {

		// ensure webhook ID is valid & user has permission to read
		$id = $this->validate_request( $id, 'shop_webhook', 'read' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		$webhook = wc_get_webhook( $id );

		$webhook_data = array(
			'id'           => $webhook->get_id(),
			'name'         => $webhook->get_name(),
			'status'       => $webhook->get_status(),
			'topic'        => $webhook->get_topic(),
			'resource'     => $webhook->get_resource(),
			'event'        => $webhook->get_event(),
			'hooks'        => $webhook->get_hooks(),
			'delivery_url' => $webhook->get_delivery_url(),
			'created_at'   => $this->server->format_datetime( $webhook->get_date_created() ? $webhook->get_date_created()->getTimestamp() : 0, false, false ), // API gives UTC times.
			'updated_at'   => $this->server->format_datetime( $webhook->get_date_modified() ? $webhook->get_date_modified()->getTimestamp() : 0, false, false ), // API gives UTC times.
		);

		return array( 'webhook' => apply_filters( 'woocommerce_api_webhook_response', $webhook_data, $webhook, $fields, $this ) );
	}

	/**
	 * Get the total number of webhooks
	 *
	 * @since 2.2
	 *
	 * @param string $status
	 * @param array $filter
	 *
	 * @return array|WP_Error
	 */
	public function get_webhooks_count( $status = null, $filter = array() ) {
		try {
			if ( ! current_user_can( 'manage_woocommerce' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_read_webhooks_count', __( 'You do not have permission to read the webhooks count', 'woocommerce' ), 401 );
			}

			if ( ! empty( $status ) ) {
				$filter['status'] = $status;
			}

			$query = $this->query_webhooks( $filter );

			return array( 'count' => $query['headers']->total );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Create an webhook
	 *
	 * @since 2.2
	 *
	 * @param array $data parsed webhook data
	 *
	 * @return array|WP_Error
	 */
	public function create_webhook( $data ) {

		try {
			if ( ! isset( $data['webhook'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_webhook_data', sprintf( __( 'No %1$s data specified to create %1$s', 'woocommerce' ), 'webhook' ), 400 );
			}

			$data = $data['webhook'];

			// permission check
			if ( ! current_user_can( 'manage_woocommerce' ) ) {
				throw new WC_API_Exception( 'woocommerce_api_user_cannot_create_webhooks', __( 'You do not have permission to create webhooks.', 'woocommerce' ), 401 );
			}

			$data = apply_filters( 'woocommerce_api_create_webhook_data', $data, $this );

			// validate topic
			if ( empty( $data['topic'] ) || ! wc_is_webhook_valid_topic( strtolower( $data['topic'] ) ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_webhook_topic', __( 'Webhook topic is required and must be valid.', 'woocommerce' ), 400 );
			}

			// validate delivery URL
			if ( empty( $data['delivery_url'] ) || ! wc_is_valid_url( $data['delivery_url'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_webhook_delivery_url', __( 'Webhook delivery URL must be a valid URL starting with http:// or https://', 'woocommerce' ), 400 );
			}

			$webhook_data = apply_filters( 'woocommerce_new_webhook_data', array(
				'post_type'     => 'shop_webhook',
				'post_status'   => 'publish',
				'ping_status'   => 'closed',
				'post_author'   => get_current_user_id(),
				'post_password' => 'webhook_' . wp_generate_password(),
				'post_title'    => ! empty( $data['name'] ) ? $data['name'] : sprintf( __( 'Webhook created on %s', 'woocommerce' ), (new DateTime('now'))->format( _x( 'M d, Y @ h:i A', 'Webhook created on date parsed by DateTime::format', 'woocommerce' ) ) ),
			), $data, $this );

			$webhook = new WC_Webhook();

			$webhook->set_name( $webhook_data['post_title'] );
			$webhook->set_user_id( $webhook_data['post_author'] );
			$webhook->set_status( 'publish' === $webhook_data['post_status'] ? 'active' : 'disabled' );
			$webhook->set_topic( $data['topic'] );
			$webhook->set_delivery_url( $data['delivery_url'] );
			$webhook->set_secret( ! empty( $data['secret'] ) ? $data['secret'] : wp_generate_password( 50, true, true ) );
			$webhook->set_api_version( 'legacy_v3' );
			$webhook->save();

			$webhook->deliver_ping();

			// HTTP 201 Created
			$this->server->send_status( 201 );

			do_action( 'woocommerce_api_create_webhook', $webhook->get_id(), $this );

			return $this->get_webhook( $webhook->get_id() );

		} catch ( WC_API_Exception $e ) {

			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Edit a webhook
	 *
	 * @since 2.2
	 *
	 * @param int $id webhook ID
	 * @param array $data parsed webhook data
	 *
	 * @return array|WP_Error
	 */
	public function edit_webhook( $id, $data ) {

		try {
			if ( ! isset( $data['webhook'] ) ) {
				throw new WC_API_Exception( 'woocommerce_api_missing_webhook_data', sprintf( __( 'No %1$s data specified to edit %1$s', 'woocommerce' ), 'webhook' ), 400 );
			}

			$data = $data['webhook'];

			$id = $this->validate_request( $id, 'shop_webhook', 'edit' );

			if ( is_wp_error( $id ) ) {
				return $id;
			}

			$data = apply_filters( 'woocommerce_api_edit_webhook_data', $data, $id, $this );

			$webhook = wc_get_webhook( $id );

			// update topic
			if ( ! empty( $data['topic'] ) ) {

				if ( wc_is_webhook_valid_topic( strtolower( $data['topic'] ) ) ) {

					$webhook->set_topic( $data['topic'] );

				} else {
					throw new WC_API_Exception( 'woocommerce_api_invalid_webhook_topic', __( 'Webhook topic must be valid.', 'woocommerce' ), 400 );
				}
			}

			// update delivery URL
			if ( ! empty( $data['delivery_url'] ) ) {
				if ( wc_is_valid_url( $data['delivery_url'] ) ) {

					$webhook->set_delivery_url( $data['delivery_url'] );

				} else {
					throw new WC_API_Exception( 'woocommerce_api_invalid_webhook_delivery_url', __( 'Webhook delivery URL must be a valid URL starting with http:// or https://', 'woocommerce' ), 400 );
				}
			}

			// update secret
			if ( ! empty( $data['secret'] ) ) {
				$webhook->set_secret( $data['secret'] );
			}

			// update status
			if ( ! empty( $data['status'] ) ) {
				$webhook->set_status( $data['status'] );
			}

			// update name
			if ( ! empty( $data['name'] ) ) {
				$webhook->set_name( $data['name'] );
			}

			$webhook->save();

			do_action( 'woocommerce_api_edit_webhook', $webhook->get_id(), $this );

			return $this->get_webhook( $webhook->get_id() );

		} catch ( WC_API_Exception $e ) {

			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Delete a webhook
	 *
	 * @since 2.2
	 * @param int $id webhook ID
	 * @return array|WP_Error
	 */
	public function delete_webhook( $id ) {

		$id = $this->validate_request( $id, 'shop_webhook', 'delete' );

		if ( is_wp_error( $id ) ) {
			return $id;
		}

		do_action( 'woocommerce_api_delete_webhook', $id, $this );

		$webhook = wc_get_webhook( $id );

		return $webhook->delete( true );
	}

	/**
	 * Helper method to get webhook post objects
	 *
	 * @since 2.2
	 * @param array $args Request arguments for filtering query.
	 * @return array
	 */
	private function query_webhooks( $args ) {
		$args = $this->merge_query_args( array(), $args );

		$args['limit'] = isset( $args['posts_per_page'] ) ? intval( $args['posts_per_page'] ) : intval( get_option( 'posts_per_page' ) );

		if ( empty( $args['offset'] ) ) {
			$args['offset'] = 1 < $args['paged'] ? ( $args['paged'] - 1 ) * $args['limit'] : 0;
		}

		$page = $args['paged'];
		unset( $args['paged'], $args['posts_per_page'] );

		if ( isset( $args['s'] ) ) {
			$args['search'] = $args['s'];
			unset( $args['s'] );
		}

		// Post type to webhook status.
		if ( ! empty( $args['post_status'] ) ) {
			$args['status'] = $args['post_status'];
			unset( $args['post_status'] );
		}

		if ( ! empty( $args['post__in'] ) ) {
			$args['include'] = $args['post__in'];
			unset( $args['post__in'] );
		}

		if ( ! empty( $args['date_query'] ) ) {
			foreach ( $args['date_query'] as $date_query ) {
				if ( 'post_date_gmt' === $date_query['column'] ) {
					$args['after']  = isset( $date_query['after'] ) ? $date_query['after'] : null;
					$args['before'] = isset( $date_query['before'] ) ? $date_query['before'] : null;
				} elseif ( 'post_modified_gmt' === $date_query['column'] ) {
					$args['modified_after']  = isset( $date_query['after'] ) ? $date_query['after'] : null;
					$args['modified_before'] = isset( $date_query['before'] ) ? $date_query['before'] : null;
				}
			}

			unset( $args['date_query'] );
		}

		$args['paginate'] = true;

		// Get the webhooks.
		$data_store = WC_Data_Store::load( 'webhook' );
		$results    = $data_store->search_webhooks( $args );

		// Get total items.
		$headers              = new stdClass;
		$headers->page        = $page;
		$headers->total       = $results->total;
		$headers->is_single   = $args['limit'] > $headers->total;
		$headers->total_pages = $results->max_num_pages;

		return array(
			'results' => $results->webhooks,
			'headers' => $headers,
		);
	}

	/**
	 * Get deliveries for a webhook
	 *
	 * @since 2.2
	 * @deprecated 3.3.0 Webhooks deliveries logs now uses logging system.
	 * @param string $webhook_id webhook ID
	 * @param string|null $fields fields to include in response
	 * @return array|WP_Error
	 */
	public function get_webhook_deliveries( $webhook_id, $fields = null ) {

		// Ensure ID is valid webhook ID
		$webhook_id = $this->validate_request( $webhook_id, 'shop_webhook', 'read' );

		if ( is_wp_error( $webhook_id ) ) {
			return $webhook_id;
		}

		return array( 'webhook_deliveries' => array() );
	}

	/**
	 * Get the delivery log for the given webhook ID and delivery ID
	 *
	 * @since 2.2
	 * @deprecated 3.3.0 Webhooks deliveries logs now uses logging system.
	 * @param string $webhook_id webhook ID
	 * @param string $id delivery log ID
	 * @param string|null $fields fields to limit response to
	 *
	 * @return array|WP_Error
	 */
	public function get_webhook_delivery( $webhook_id, $id, $fields = null ) {
		try {
			// Validate webhook ID
			$webhook_id = $this->validate_request( $webhook_id, 'shop_webhook', 'read' );

			if ( is_wp_error( $webhook_id ) ) {
				return $webhook_id;
			}

			$id = absint( $id );

			if ( empty( $id ) ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_webhook_delivery_id', __( 'Invalid webhook delivery ID.', 'woocommerce' ), 404 );
			}

			$webhook = new WC_Webhook( $webhook_id );

			$log = 0;

			if ( ! $log ) {
				throw new WC_API_Exception( 'woocommerce_api_invalid_webhook_delivery_id', __( 'Invalid webhook delivery.', 'woocommerce' ), 400 );
			}

			return array( 'webhook_delivery' => apply_filters( 'woocommerce_api_webhook_delivery_response', array(), $id, $fields, $log, $webhook_id, $this ) );
		} catch ( WC_API_Exception $e ) {
			return new WP_Error( $e->getErrorCode(), $e->getMessage(), array( 'status' => $e->getCode() ) );
		}
	}

	/**
	 * Validate the request by checking:
	 *
	 * 1) the ID is a valid integer.
	 * 2) the ID returns a valid post object and matches the provided post type.
	 * 3) the current user has the proper permissions to read/edit/delete the post.
	 *
	 * @since 3.3.0
	 * @param string|int $id The post ID
	 * @param string $type The post type, either `shop_order`, `shop_coupon`, or `product`.
	 * @param string $context The context of the request, either `read`, `edit` or `delete`.
	 * @return int|WP_Error Valid post ID or WP_Error if any of the checks fails.
	 */
	protected function validate_request( $id, $type, $context ) {
		$id = absint( $id );

		// Validate ID.
		if ( empty( $id ) ) {
			return new WP_Error( "woocommerce_api_invalid_webhook_id", sprintf( __( 'Invalid %s ID', 'woocommerce' ), $type ), array( 'status' => 404 ) );
		}

		$webhook = wc_get_webhook( $id );

		if ( null === $webhook ) {
			return new WP_Error( "woocommerce_api_no_webhook_found", sprintf( __( 'No %1$s found with the ID equal to %2$s', 'woocommerce' ), 'webhook', $id ), array( 'status' => 404 ) );
		}

		// Validate permissions.
		switch ( $context ) {

			case 'read':
				if ( ! current_user_can( 'manage_woocommerce' ) ) {
					return new WP_Error( "woocommerce_api_user_cannot_read_webhook", sprintf( __( 'You do not have permission to read this %s', 'woocommerce' ), 'webhook' ), array( 'status' => 401 ) );
				}
				break;

			case 'edit':
				if ( ! current_user_can( 'manage_woocommerce' ) ) {
					return new WP_Error( "woocommerce_api_user_cannot_edit_webhook", sprintf( __( 'You do not have permission to edit this %s', 'woocommerce' ), 'webhook' ), array( 'status' => 401 ) );
				}
				break;

			case 'delete':
				if ( ! current_user_can( 'manage_woocommerce' ) ) {
					return new WP_Error( "woocommerce_api_user_cannot_delete_webhook", sprintf( __( 'You do not have permission to delete this %s', 'woocommerce' ), 'webhook' ), array( 'status' => 401 ) );
				}
				break;
		}

		return $id;
	}
}
interface-wc-api-handler.php000064400000001515151550474420012017 0ustar00<?php
/**
 * WooCommerce API
 *
 * Defines an interface that API request/response handlers should implement
 *
 * @author      WooThemes
 * @category    API
 * @package     WooCommerce\RestApi
 * @since       2.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit; // Exit if accessed directly
}

interface WC_API_Handler {

	/**
	 * Get the content type for the response
	 *
	 * This should return the proper HTTP content-type for the response
	 *
	 * @since 2.1
	 * @return string
	 */
	public function get_content_type();

	/**
	 * Parse the raw request body entity into an array
	 *
	 * @since 2.1
	 * @param string $data
	 * @return array
	 */
	public function parse_body( $data );

	/**
	 * Generate a response from an array of data
	 *
	 * @since 2.1
	 * @param array $data
	 * @return string
	 */
	public function generate_response( $data );

}