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<?php |
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/** |
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* REST API: WP_REST_Widgets_Controller class |
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* |
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* @package WordPress |
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* @subpackage REST_API |
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* @since 5.8.0 |
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*/ |
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/** |
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* Core class to access widgets via the REST API. |
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* |
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* @since 5.8.0 |
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* |
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* @see WP_REST_Controller |
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*/ |
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class WP_REST_Widgets_Controller extends WP_REST_Controller { |
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/** |
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* Tracks whether {@see retrieve_widgets()} has been called in the current request. |
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* |
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* @since 5.9.0 |
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* @var bool |
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*/ |
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protected $widgets_retrieved = false; |
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/** |
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* Whether the controller supports batching. |
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* |
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* @since 5.9.0 |
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* @var array |
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*/ |
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protected $allow_batch = array( 'v1' => true ); |
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/** |
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* Widgets controller constructor. |
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* |
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* @since 5.8.0 |
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*/ |
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public function __construct() { |
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$this->namespace = 'wp/v2'; |
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$this->rest_base = 'widgets'; |
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} |
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/** |
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* Registers the widget routes for the controller. |
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* |
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* @since 5.8.0 |
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*/ |
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public function register_routes() { |
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register_rest_route( |
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$this->namespace, |
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$this->rest_base, |
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array( |
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array( |
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'methods' => WP_REST_Server::READABLE, |
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'callback' => array( $this, 'get_items' ), |
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'permission_callback' => array( $this, 'get_items_permissions_check' ), |
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'args' => $this->get_collection_params(), |
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), |
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array( |
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'methods' => WP_REST_Server::CREATABLE, |
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'callback' => array( $this, 'create_item' ), |
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'permission_callback' => array( $this, 'create_item_permissions_check' ), |
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'args' => $this->get_endpoint_args_for_item_schema(), |
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), |
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'allow_batch' => $this->allow_batch, |
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'schema' => array( $this, 'get_public_item_schema' ), |
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) |
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); |
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register_rest_route( |
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$this->namespace, |
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$this->rest_base . '/(?P<id>[\w\-]+)', |
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array( |
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array( |
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'methods' => WP_REST_Server::READABLE, |
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'callback' => array( $this, 'get_item' ), |
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'permission_callback' => array( $this, 'get_item_permissions_check' ), |
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'args' => array( |
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'context' => $this->get_context_param( array( 'default' => 'view' ) ), |
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), |
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), |
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array( |
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'methods' => WP_REST_Server::EDITABLE, |
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'callback' => array( $this, 'update_item' ), |
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'permission_callback' => array( $this, 'update_item_permissions_check' ), |
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'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ), |
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), |
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array( |
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'methods' => WP_REST_Server::DELETABLE, |
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'callback' => array( $this, 'delete_item' ), |
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'permission_callback' => array( $this, 'delete_item_permissions_check' ), |
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'args' => array( |
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'force' => array( |
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'description' => __( 'Whether to force removal of the widget, or move it to the inactive sidebar.' ), |
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'type' => 'boolean', |
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), |
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), |
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), |
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'allow_batch' => $this->allow_batch, |
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'schema' => array( $this, 'get_public_item_schema' ), |
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) |
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); |
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} |
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/** |
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* Checks if a given request has access to get widgets. |
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* |
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* @since 5.8.0 |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return true|WP_Error True if the request has read access, WP_Error object otherwise. |
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*/ |
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public function get_items_permissions_check( $request ) { |
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$this->retrieve_widgets(); |
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if ( isset( $request['sidebar'] ) && $this->check_read_sidebar_permission( $request['sidebar'] ) ) { |
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return true; |
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} |
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foreach ( wp_get_sidebars_widgets() as $sidebar_id => $widget_ids ) { |
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if ( $this->check_read_sidebar_permission( $sidebar_id ) ) { |
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return true; |
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} |
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} |
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return $this->permissions_check( $request ); |
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} |
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/** |
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* Retrieves a collection of widgets. |
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* |
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* @since 5.8.0 |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. |
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*/ |
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public function get_items( $request ) { |
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$this->retrieve_widgets(); |
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$prepared = array(); |
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$permissions_check = $this->permissions_check( $request ); |
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foreach ( wp_get_sidebars_widgets() as $sidebar_id => $widget_ids ) { |
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if ( isset( $request['sidebar'] ) && $sidebar_id !== $request['sidebar'] ) { |
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continue; |
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} |
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if ( is_wp_error( $permissions_check ) && ! $this->check_read_sidebar_permission( $sidebar_id ) ) { |
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continue; |
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} |
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foreach ( $widget_ids as $widget_id ) { |
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$response = $this->prepare_item_for_response( compact( 'sidebar_id', 'widget_id' ), $request ); |
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if ( ! is_wp_error( $response ) ) { |
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$prepared[] = $this->prepare_response_for_collection( $response ); |
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} |
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} |
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} |
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return new WP_REST_Response( $prepared ); |
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} |
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/** |
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* Checks if a given request has access to get a widget. |
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* |
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* @since 5.8.0 |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return true|WP_Error True if the request has read access, WP_Error object otherwise. |
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*/ |
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public function get_item_permissions_check( $request ) { |
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$this->retrieve_widgets(); |
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$widget_id = $request['id']; |
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$sidebar_id = wp_find_widgets_sidebar( $widget_id ); |
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if ( $sidebar_id && $this->check_read_sidebar_permission( $sidebar_id ) ) { |
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return true; |
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} |
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return $this->permissions_check( $request ); |
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} |
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/** |
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* Checks if a sidebar can be read publicly. |
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* |
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* @since 5.9.0 |
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* |
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* @param string $sidebar_id The sidebar ID. |
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* @return bool Whether the sidebar can be read. |
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*/ |
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protected function check_read_sidebar_permission( $sidebar_id ) { |
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$sidebar = wp_get_sidebar( $sidebar_id ); |
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return ! empty( $sidebar['show_in_rest'] ); |
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} |
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/** |
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* Gets an individual widget. |
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* |
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* @since 5.8.0 |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. |
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*/ |
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public function get_item( $request ) { |
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$this->retrieve_widgets(); |
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$widget_id = $request['id']; |
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$sidebar_id = wp_find_widgets_sidebar( $widget_id ); |
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if ( is_null( $sidebar_id ) ) { |
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return new WP_Error( |
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'rest_widget_not_found', |
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__( 'No widget was found with that id.' ), |
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array( 'status' => 404 ) |
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); |
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} |
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return $this->prepare_item_for_response( compact( 'widget_id', 'sidebar_id' ), $request ); |
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} |
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/** |
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* Checks if a given request has access to create widgets. |
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* |
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* @since 5.8.0 |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return true|WP_Error True if the request has read access, WP_Error object otherwise. |
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*/ |
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public function create_item_permissions_check( $request ) { |
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return $this->permissions_check( $request ); |
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} |
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/** |
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* Creates a widget. |
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* |
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* @since 5.8.0 |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. |
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*/ |
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public function create_item( $request ) { |
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$sidebar_id = $request['sidebar']; |
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$widget_id = $this->save_widget( $request, $sidebar_id ); |
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if ( is_wp_error( $widget_id ) ) { |
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return $widget_id; |
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} |
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wp_assign_widget_to_sidebar( $widget_id, $sidebar_id ); |
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$request['context'] = 'edit'; |
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$response = $this->prepare_item_for_response( compact( 'sidebar_id', 'widget_id' ), $request ); |
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if ( is_wp_error( $response ) ) { |
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return $response; |
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} |
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$response->set_status( 201 ); |
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return $response; |
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} |
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/** |
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* Checks if a given request has access to update widgets. |
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* |
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* @since 5.8.0 |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return true|WP_Error True if the request has read access, WP_Error object otherwise. |
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*/ |
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public function update_item_permissions_check( $request ) { |
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return $this->permissions_check( $request ); |
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} |
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/** |
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* Updates an existing widget. |
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* |
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* @since 5.8.0 |
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* |
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* @global WP_Widget_Factory $wp_widget_factory |
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* |
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* @param WP_REST_Request $request Full details about the request. |
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* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. |
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*/ |
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public function update_item( $request ) { |
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global $wp_widget_factory; |
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293 |
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/* |
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* retrieve_widgets() contains logic to move "hidden" or "lost" widgets to the |
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296 |
* wp_inactive_widgets sidebar based on the contents of the $sidebars_widgets global. |
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297 |
* |
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298 |
* When batch requests are processed, this global is not properly updated by previous |
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299 |
* calls, resulting in widgets incorrectly being moved to the wp_inactive_widgets |
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300 |
* sidebar. |
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301 |
* |
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302 |
* See https://core.trac.wordpress.org/ticket/53657. |
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*/ |
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wp_get_sidebars_widgets(); |
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$this->retrieve_widgets(); |
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$widget_id = $request['id']; |
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$sidebar_id = wp_find_widgets_sidebar( $widget_id ); |
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309 |
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// Allow sidebar to be unset or missing when widget is not a WP_Widget. |
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$parsed_id = wp_parse_widget_id( $widget_id ); |
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$widget_object = $wp_widget_factory->get_widget_object( $parsed_id['id_base'] ); |
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if ( is_null( $sidebar_id ) && $widget_object ) { |
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return new WP_Error( |
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'rest_widget_not_found', |
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__( 'No widget was found with that id.' ), |
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array( 'status' => 404 ) |
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); |
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} |
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320 |
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if ( |
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$request->has_param( 'instance' ) || |
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$request->has_param( 'form_data' ) |
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) { |
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$maybe_error = $this->save_widget( $request, $sidebar_id ); |
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if ( is_wp_error( $maybe_error ) ) { |
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return $maybe_error; |
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} |
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} |
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330 |
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if ( $request->has_param( 'sidebar' ) ) { |
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332 |
if ( $sidebar_id !== $request['sidebar'] ) { |
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$sidebar_id = $request['sidebar']; |
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wp_assign_widget_to_sidebar( $widget_id, $sidebar_id ); |
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335 |
} |
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336 |
} |
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337 |
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$request['context'] = 'edit'; |
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339 |
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return $this->prepare_item_for_response( compact( 'widget_id', 'sidebar_id' ), $request ); |
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341 |
} |
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342 |
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343 |
/** |
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344 |
* Checks if a given request has access to delete widgets. |
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345 |
* |
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346 |
* @since 5.8.0 |
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347 |
* |
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348 |
* @param WP_REST_Request $request Full details about the request. |
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349 |
* @return true|WP_Error True if the request has read access, WP_Error object otherwise. |
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350 |
*/ |
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351 |
public function delete_item_permissions_check( $request ) { |
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352 |
return $this->permissions_check( $request ); |
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353 |
} |
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354 |
|
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355 |
/** |
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356 |
* Deletes a widget. |
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357 |
* |
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358 |
* @since 5.8.0 |
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359 |
* |
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360 |
* @global WP_Widget_Factory $wp_widget_factory |
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361 |
* @global array $wp_registered_widget_updates The registered widget update functions. |
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362 |
* |
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363 |
* @param WP_REST_Request $request Full details about the request. |
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364 |
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. |
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365 |
*/ |
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366 |
public function delete_item( $request ) { |
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367 |
global $wp_widget_factory, $wp_registered_widget_updates; |
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368 |
|
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369 |
/* |
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370 |
* retrieve_widgets() contains logic to move "hidden" or "lost" widgets to the |
|
|
371 |
* wp_inactive_widgets sidebar based on the contents of the $sidebars_widgets global. |
|
|
372 |
* |
|
|
373 |
* When batch requests are processed, this global is not properly updated by previous |
|
|
374 |
* calls, resulting in widgets incorrectly being moved to the wp_inactive_widgets |
|
|
375 |
* sidebar. |
|
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376 |
* |
|
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377 |
* See https://core.trac.wordpress.org/ticket/53657. |
|
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378 |
*/ |
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379 |
wp_get_sidebars_widgets(); |
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19
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380 |
$this->retrieve_widgets(); |
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18
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381 |
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382 |
$widget_id = $request['id']; |
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383 |
$sidebar_id = wp_find_widgets_sidebar( $widget_id ); |
|
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384 |
|
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385 |
if ( is_null( $sidebar_id ) ) { |
|
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386 |
return new WP_Error( |
|
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387 |
'rest_widget_not_found', |
|
|
388 |
__( 'No widget was found with that id.' ), |
|
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389 |
array( 'status' => 404 ) |
|
|
390 |
); |
|
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391 |
} |
|
|
392 |
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|
393 |
$request['context'] = 'edit'; |
|
|
394 |
|
|
|
395 |
if ( $request['force'] ) { |
|
|
396 |
$response = $this->prepare_item_for_response( compact( 'widget_id', 'sidebar_id' ), $request ); |
|
|
397 |
|
|
|
398 |
$parsed_id = wp_parse_widget_id( $widget_id ); |
|
|
399 |
$id_base = $parsed_id['id_base']; |
|
|
400 |
|
|
|
401 |
$original_post = $_POST; |
|
|
402 |
$original_request = $_REQUEST; |
|
|
403 |
|
|
|
404 |
$_POST = array( |
|
|
405 |
'sidebar' => $sidebar_id, |
|
|
406 |
"widget-$id_base" => array(), |
|
|
407 |
'the-widget-id' => $widget_id, |
|
|
408 |
'delete_widget' => '1', |
|
|
409 |
); |
|
|
410 |
$_REQUEST = $_POST; |
|
|
411 |
|
|
|
412 |
/** This action is documented in wp-admin/widgets-form.php */ |
|
|
413 |
do_action( 'delete_widget', $widget_id, $sidebar_id, $id_base ); |
|
|
414 |
|
|
|
415 |
$callback = $wp_registered_widget_updates[ $id_base ]['callback']; |
|
|
416 |
$params = $wp_registered_widget_updates[ $id_base ]['params']; |
|
|
417 |
|
|
|
418 |
if ( is_callable( $callback ) ) { |
|
|
419 |
ob_start(); |
|
|
420 |
call_user_func_array( $callback, $params ); |
|
|
421 |
ob_end_clean(); |
|
|
422 |
} |
|
|
423 |
|
|
|
424 |
$_POST = $original_post; |
|
|
425 |
$_REQUEST = $original_request; |
|
|
426 |
|
|
|
427 |
$widget_object = $wp_widget_factory->get_widget_object( $id_base ); |
|
|
428 |
|
|
|
429 |
if ( $widget_object ) { |
|
|
430 |
/* |
|
|
431 |
* WP_Widget sets `updated = true` after an update to prevent more than one widget |
|
|
432 |
* from being saved per request. This isn't what we want in the REST API, though, |
|
|
433 |
* as we support batch requests. |
|
|
434 |
*/ |
|
|
435 |
$widget_object->updated = false; |
|
|
436 |
} |
|
|
437 |
|
|
|
438 |
wp_assign_widget_to_sidebar( $widget_id, '' ); |
|
|
439 |
|
|
|
440 |
$response->set_data( |
|
|
441 |
array( |
|
|
442 |
'deleted' => true, |
|
|
443 |
'previous' => $response->get_data(), |
|
|
444 |
) |
|
|
445 |
); |
|
|
446 |
} else { |
|
|
447 |
wp_assign_widget_to_sidebar( $widget_id, 'wp_inactive_widgets' ); |
|
|
448 |
|
|
|
449 |
$response = $this->prepare_item_for_response( |
|
|
450 |
array( |
|
|
451 |
'sidebar_id' => 'wp_inactive_widgets', |
|
|
452 |
'widget_id' => $widget_id, |
|
|
453 |
), |
|
|
454 |
$request |
|
|
455 |
); |
|
|
456 |
} |
|
|
457 |
|
|
|
458 |
/** |
|
|
459 |
* Fires after a widget is deleted via the REST API. |
|
|
460 |
* |
|
|
461 |
* @since 5.8.0 |
|
|
462 |
* |
|
19
|
463 |
* @param string $widget_id ID of the widget marked for deletion. |
|
|
464 |
* @param string $sidebar_id ID of the sidebar the widget was deleted from. |
|
|
465 |
* @param WP_REST_Response|WP_Error $response The response data, or WP_Error object on failure. |
|
|
466 |
* @param WP_REST_Request $request The request sent to the API. |
|
18
|
467 |
*/ |
|
|
468 |
do_action( 'rest_delete_widget', $widget_id, $sidebar_id, $response, $request ); |
|
|
469 |
|
|
|
470 |
return $response; |
|
|
471 |
} |
|
|
472 |
|
|
|
473 |
/** |
|
|
474 |
* Performs a permissions check for managing widgets. |
|
|
475 |
* |
|
|
476 |
* @since 5.8.0 |
|
|
477 |
* |
|
|
478 |
* @param WP_REST_Request $request Full details about the request. |
|
|
479 |
* @return true|WP_Error |
|
|
480 |
*/ |
|
|
481 |
protected function permissions_check( $request ) { |
|
|
482 |
if ( ! current_user_can( 'edit_theme_options' ) ) { |
|
|
483 |
return new WP_Error( |
|
|
484 |
'rest_cannot_manage_widgets', |
|
|
485 |
__( 'Sorry, you are not allowed to manage widgets on this site.' ), |
|
|
486 |
array( |
|
|
487 |
'status' => rest_authorization_required_code(), |
|
|
488 |
) |
|
|
489 |
); |
|
|
490 |
} |
|
|
491 |
|
|
|
492 |
return true; |
|
|
493 |
} |
|
|
494 |
|
|
|
495 |
/** |
|
19
|
496 |
* Looks for "lost" widgets once per request. |
|
|
497 |
* |
|
|
498 |
* @since 5.9.0 |
|
|
499 |
* |
|
|
500 |
* @see retrieve_widgets() |
|
|
501 |
*/ |
|
|
502 |
protected function retrieve_widgets() { |
|
|
503 |
if ( ! $this->widgets_retrieved ) { |
|
|
504 |
retrieve_widgets(); |
|
|
505 |
$this->widgets_retrieved = true; |
|
|
506 |
} |
|
|
507 |
} |
|
|
508 |
|
|
|
509 |
/** |
|
18
|
510 |
* Saves the widget in the request object. |
|
|
511 |
* |
|
|
512 |
* @since 5.8.0 |
|
|
513 |
* |
|
|
514 |
* @global WP_Widget_Factory $wp_widget_factory |
|
|
515 |
* @global array $wp_registered_widget_updates The registered widget update functions. |
|
|
516 |
* |
|
|
517 |
* @param WP_REST_Request $request Full details about the request. |
|
|
518 |
* @param string $sidebar_id ID of the sidebar the widget belongs to. |
|
|
519 |
* @return string|WP_Error The saved widget ID. |
|
|
520 |
*/ |
|
|
521 |
protected function save_widget( $request, $sidebar_id ) { |
|
|
522 |
global $wp_widget_factory, $wp_registered_widget_updates; |
|
|
523 |
|
|
|
524 |
require_once ABSPATH . 'wp-admin/includes/widgets.php'; // For next_widget_id_number(). |
|
|
525 |
|
|
|
526 |
if ( isset( $request['id'] ) ) { |
|
|
527 |
// Saving an existing widget. |
|
|
528 |
$id = $request['id']; |
|
|
529 |
$parsed_id = wp_parse_widget_id( $id ); |
|
|
530 |
$id_base = $parsed_id['id_base']; |
|
|
531 |
$number = isset( $parsed_id['number'] ) ? $parsed_id['number'] : null; |
|
|
532 |
$widget_object = $wp_widget_factory->get_widget_object( $id_base ); |
|
|
533 |
$creating = false; |
|
|
534 |
} elseif ( $request['id_base'] ) { |
|
|
535 |
// Saving a new widget. |
|
|
536 |
$id_base = $request['id_base']; |
|
|
537 |
$widget_object = $wp_widget_factory->get_widget_object( $id_base ); |
|
|
538 |
$number = $widget_object ? next_widget_id_number( $id_base ) : null; |
|
|
539 |
$id = $widget_object ? $id_base . '-' . $number : $id_base; |
|
|
540 |
$creating = true; |
|
|
541 |
} else { |
|
|
542 |
return new WP_Error( |
|
|
543 |
'rest_invalid_widget', |
|
|
544 |
__( 'Widget type (id_base) is required.' ), |
|
|
545 |
array( 'status' => 400 ) |
|
|
546 |
); |
|
|
547 |
} |
|
|
548 |
|
|
|
549 |
if ( ! isset( $wp_registered_widget_updates[ $id_base ] ) ) { |
|
|
550 |
return new WP_Error( |
|
|
551 |
'rest_invalid_widget', |
|
|
552 |
__( 'The provided widget type (id_base) cannot be updated.' ), |
|
|
553 |
array( 'status' => 400 ) |
|
|
554 |
); |
|
|
555 |
} |
|
|
556 |
|
|
|
557 |
if ( isset( $request['instance'] ) ) { |
|
|
558 |
if ( ! $widget_object ) { |
|
|
559 |
return new WP_Error( |
|
|
560 |
'rest_invalid_widget', |
|
|
561 |
__( 'Cannot set instance on a widget that does not extend WP_Widget.' ), |
|
|
562 |
array( 'status' => 400 ) |
|
|
563 |
); |
|
|
564 |
} |
|
|
565 |
|
|
|
566 |
if ( isset( $request['instance']['raw'] ) ) { |
|
|
567 |
if ( empty( $widget_object->widget_options['show_instance_in_rest'] ) ) { |
|
|
568 |
return new WP_Error( |
|
|
569 |
'rest_invalid_widget', |
|
|
570 |
__( 'Widget type does not support raw instances.' ), |
|
|
571 |
array( 'status' => 400 ) |
|
|
572 |
); |
|
|
573 |
} |
|
|
574 |
$instance = $request['instance']['raw']; |
|
|
575 |
} elseif ( isset( $request['instance']['encoded'], $request['instance']['hash'] ) ) { |
|
|
576 |
$serialized_instance = base64_decode( $request['instance']['encoded'] ); |
|
|
577 |
if ( ! hash_equals( wp_hash( $serialized_instance ), $request['instance']['hash'] ) ) { |
|
|
578 |
return new WP_Error( |
|
|
579 |
'rest_invalid_widget', |
|
|
580 |
__( 'The provided instance is malformed.' ), |
|
|
581 |
array( 'status' => 400 ) |
|
|
582 |
); |
|
|
583 |
} |
|
|
584 |
$instance = unserialize( $serialized_instance ); |
|
|
585 |
} else { |
|
|
586 |
return new WP_Error( |
|
|
587 |
'rest_invalid_widget', |
|
|
588 |
__( 'The provided instance is invalid. Must contain raw OR encoded and hash.' ), |
|
|
589 |
array( 'status' => 400 ) |
|
|
590 |
); |
|
|
591 |
} |
|
|
592 |
|
|
|
593 |
$form_data = array( |
|
|
594 |
"widget-$id_base" => array( |
|
|
595 |
$number => $instance, |
|
|
596 |
), |
|
|
597 |
'sidebar' => $sidebar_id, |
|
|
598 |
); |
|
|
599 |
} elseif ( isset( $request['form_data'] ) ) { |
|
|
600 |
$form_data = $request['form_data']; |
|
|
601 |
} else { |
|
|
602 |
$form_data = array(); |
|
|
603 |
} |
|
|
604 |
|
|
|
605 |
$original_post = $_POST; |
|
|
606 |
$original_request = $_REQUEST; |
|
|
607 |
|
|
|
608 |
foreach ( $form_data as $key => $value ) { |
|
|
609 |
$slashed_value = wp_slash( $value ); |
|
|
610 |
$_POST[ $key ] = $slashed_value; |
|
|
611 |
$_REQUEST[ $key ] = $slashed_value; |
|
|
612 |
} |
|
|
613 |
|
|
|
614 |
$callback = $wp_registered_widget_updates[ $id_base ]['callback']; |
|
|
615 |
$params = $wp_registered_widget_updates[ $id_base ]['params']; |
|
|
616 |
|
|
|
617 |
if ( is_callable( $callback ) ) { |
|
|
618 |
ob_start(); |
|
|
619 |
call_user_func_array( $callback, $params ); |
|
|
620 |
ob_end_clean(); |
|
|
621 |
} |
|
|
622 |
|
|
|
623 |
$_POST = $original_post; |
|
|
624 |
$_REQUEST = $original_request; |
|
|
625 |
|
|
|
626 |
if ( $widget_object ) { |
|
|
627 |
// Register any multi-widget that the update callback just created. |
|
|
628 |
$widget_object->_set( $number ); |
|
|
629 |
$widget_object->_register_one( $number ); |
|
|
630 |
|
|
|
631 |
/* |
|
|
632 |
* WP_Widget sets `updated = true` after an update to prevent more than one widget |
|
|
633 |
* from being saved per request. This isn't what we want in the REST API, though, |
|
|
634 |
* as we support batch requests. |
|
|
635 |
*/ |
|
|
636 |
$widget_object->updated = false; |
|
|
637 |
} |
|
|
638 |
|
|
|
639 |
/** |
|
|
640 |
* Fires after a widget is created or updated via the REST API. |
|
|
641 |
* |
|
|
642 |
* @since 5.8.0 |
|
|
643 |
* |
|
|
644 |
* @param string $id ID of the widget being saved. |
|
|
645 |
* @param string $sidebar_id ID of the sidebar containing the widget being saved. |
|
|
646 |
* @param WP_REST_Request $request Request object. |
|
|
647 |
* @param bool $creating True when creating a widget, false when updating. |
|
|
648 |
*/ |
|
|
649 |
do_action( 'rest_after_save_widget', $id, $sidebar_id, $request, $creating ); |
|
|
650 |
|
|
|
651 |
return $id; |
|
|
652 |
} |
|
|
653 |
|
|
|
654 |
/** |
|
|
655 |
* Prepares the widget for the REST response. |
|
|
656 |
* |
|
|
657 |
* @since 5.8.0 |
|
|
658 |
* |
|
|
659 |
* @global WP_Widget_Factory $wp_widget_factory |
|
|
660 |
* @global array $wp_registered_widgets The registered widgets. |
|
|
661 |
* |
|
|
662 |
* @param array $item An array containing a widget_id and sidebar_id. |
|
|
663 |
* @param WP_REST_Request $request Request object. |
|
|
664 |
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. |
|
|
665 |
*/ |
|
|
666 |
public function prepare_item_for_response( $item, $request ) { |
|
|
667 |
global $wp_widget_factory, $wp_registered_widgets; |
|
|
668 |
|
|
|
669 |
$widget_id = $item['widget_id']; |
|
|
670 |
$sidebar_id = $item['sidebar_id']; |
|
|
671 |
|
|
|
672 |
if ( ! isset( $wp_registered_widgets[ $widget_id ] ) ) { |
|
|
673 |
return new WP_Error( |
|
|
674 |
'rest_invalid_widget', |
|
|
675 |
__( 'The requested widget is invalid.' ), |
|
|
676 |
array( 'status' => 500 ) |
|
|
677 |
); |
|
|
678 |
} |
|
|
679 |
|
|
|
680 |
$widget = $wp_registered_widgets[ $widget_id ]; |
|
|
681 |
$parsed_id = wp_parse_widget_id( $widget_id ); |
|
|
682 |
$fields = $this->get_fields_for_response( $request ); |
|
|
683 |
|
|
|
684 |
$prepared = array( |
|
|
685 |
'id' => $widget_id, |
|
|
686 |
'id_base' => $parsed_id['id_base'], |
|
|
687 |
'sidebar' => $sidebar_id, |
|
|
688 |
'rendered' => '', |
|
|
689 |
'rendered_form' => null, |
|
|
690 |
'instance' => null, |
|
|
691 |
); |
|
|
692 |
|
|
|
693 |
if ( |
|
|
694 |
rest_is_field_included( 'rendered', $fields ) && |
|
|
695 |
'wp_inactive_widgets' !== $sidebar_id |
|
|
696 |
) { |
|
|
697 |
$prepared['rendered'] = trim( wp_render_widget( $widget_id, $sidebar_id ) ); |
|
|
698 |
} |
|
|
699 |
|
|
|
700 |
if ( rest_is_field_included( 'rendered_form', $fields ) ) { |
|
|
701 |
$rendered_form = wp_render_widget_control( $widget_id ); |
|
|
702 |
if ( ! is_null( $rendered_form ) ) { |
|
|
703 |
$prepared['rendered_form'] = trim( $rendered_form ); |
|
|
704 |
} |
|
|
705 |
} |
|
|
706 |
|
|
|
707 |
if ( rest_is_field_included( 'instance', $fields ) ) { |
|
|
708 |
$widget_object = $wp_widget_factory->get_widget_object( $parsed_id['id_base'] ); |
|
|
709 |
if ( $widget_object && isset( $parsed_id['number'] ) ) { |
|
|
710 |
$all_instances = $widget_object->get_settings(); |
|
|
711 |
$instance = $all_instances[ $parsed_id['number'] ]; |
|
|
712 |
$serialized_instance = serialize( $instance ); |
|
|
713 |
$prepared['instance']['encoded'] = base64_encode( $serialized_instance ); |
|
|
714 |
$prepared['instance']['hash'] = wp_hash( $serialized_instance ); |
|
|
715 |
|
|
|
716 |
if ( ! empty( $widget_object->widget_options['show_instance_in_rest'] ) ) { |
|
|
717 |
// Use new stdClass so that JSON result is {} and not []. |
|
|
718 |
$prepared['instance']['raw'] = empty( $instance ) ? new stdClass : $instance; |
|
|
719 |
} |
|
|
720 |
} |
|
|
721 |
} |
|
|
722 |
|
|
|
723 |
$context = ! empty( $request['context'] ) ? $request['context'] : 'view'; |
|
|
724 |
$prepared = $this->add_additional_fields_to_object( $prepared, $request ); |
|
|
725 |
$prepared = $this->filter_response_by_context( $prepared, $context ); |
|
|
726 |
|
|
|
727 |
$response = rest_ensure_response( $prepared ); |
|
|
728 |
|
|
|
729 |
$response->add_links( $this->prepare_links( $prepared ) ); |
|
|
730 |
|
|
|
731 |
/** |
|
|
732 |
* Filters the REST API response for a widget. |
|
|
733 |
* |
|
|
734 |
* @since 5.8.0 |
|
|
735 |
* |
|
19
|
736 |
* @param WP_REST_Response|WP_Error $response The response object, or WP_Error object on failure. |
|
|
737 |
* @param array $widget The registered widget data. |
|
|
738 |
* @param WP_REST_Request $request Request used to generate the response. |
|
18
|
739 |
*/ |
|
|
740 |
return apply_filters( 'rest_prepare_widget', $response, $widget, $request ); |
|
|
741 |
} |
|
|
742 |
|
|
|
743 |
/** |
|
|
744 |
* Prepares links for the widget. |
|
|
745 |
* |
|
|
746 |
* @since 5.8.0 |
|
|
747 |
* |
|
|
748 |
* @param array $prepared Widget. |
|
|
749 |
* @return array Links for the given widget. |
|
|
750 |
*/ |
|
|
751 |
protected function prepare_links( $prepared ) { |
|
|
752 |
$id_base = ! empty( $prepared['id_base'] ) ? $prepared['id_base'] : $prepared['id']; |
|
|
753 |
|
|
|
754 |
return array( |
|
|
755 |
'self' => array( |
|
|
756 |
'href' => rest_url( sprintf( '%s/%s/%s', $this->namespace, $this->rest_base, $prepared['id'] ) ), |
|
|
757 |
), |
|
|
758 |
'collection' => array( |
|
|
759 |
'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ), |
|
|
760 |
), |
|
|
761 |
'about' => array( |
|
|
762 |
'href' => rest_url( sprintf( 'wp/v2/widget-types/%s', $id_base ) ), |
|
|
763 |
'embeddable' => true, |
|
|
764 |
), |
|
|
765 |
'https://api.w.org/sidebar' => array( |
|
|
766 |
'href' => rest_url( sprintf( 'wp/v2/sidebars/%s/', $prepared['sidebar'] ) ), |
|
|
767 |
), |
|
|
768 |
); |
|
|
769 |
} |
|
|
770 |
|
|
|
771 |
/** |
|
|
772 |
* Gets the list of collection params. |
|
|
773 |
* |
|
|
774 |
* @since 5.8.0 |
|
|
775 |
* |
|
|
776 |
* @return array[] |
|
|
777 |
*/ |
|
|
778 |
public function get_collection_params() { |
|
|
779 |
return array( |
|
|
780 |
'context' => $this->get_context_param( array( 'default' => 'view' ) ), |
|
|
781 |
'sidebar' => array( |
|
|
782 |
'description' => __( 'The sidebar to return widgets for.' ), |
|
|
783 |
'type' => 'string', |
|
|
784 |
), |
|
|
785 |
); |
|
|
786 |
} |
|
|
787 |
|
|
|
788 |
/** |
|
|
789 |
* Retrieves the widget's schema, conforming to JSON Schema. |
|
|
790 |
* |
|
|
791 |
* @since 5.8.0 |
|
|
792 |
* |
|
|
793 |
* @return array Item schema data. |
|
|
794 |
*/ |
|
|
795 |
public function get_item_schema() { |
|
|
796 |
if ( $this->schema ) { |
|
|
797 |
return $this->add_additional_fields_schema( $this->schema ); |
|
|
798 |
} |
|
|
799 |
|
|
|
800 |
$this->schema = array( |
|
|
801 |
'$schema' => 'http://json-schema.org/draft-04/schema#', |
|
|
802 |
'title' => 'widget', |
|
|
803 |
'type' => 'object', |
|
|
804 |
'properties' => array( |
|
|
805 |
'id' => array( |
|
|
806 |
'description' => __( 'Unique identifier for the widget.' ), |
|
|
807 |
'type' => 'string', |
|
|
808 |
'context' => array( 'view', 'edit', 'embed' ), |
|
|
809 |
), |
|
|
810 |
'id_base' => array( |
|
|
811 |
'description' => __( 'The type of the widget. Corresponds to ID in widget-types endpoint.' ), |
|
|
812 |
'type' => 'string', |
|
|
813 |
'context' => array( 'view', 'edit', 'embed' ), |
|
|
814 |
), |
|
|
815 |
'sidebar' => array( |
|
|
816 |
'description' => __( 'The sidebar the widget belongs to.' ), |
|
|
817 |
'type' => 'string', |
|
|
818 |
'default' => 'wp_inactive_widgets', |
|
|
819 |
'required' => true, |
|
|
820 |
'context' => array( 'view', 'edit', 'embed' ), |
|
|
821 |
), |
|
|
822 |
'rendered' => array( |
|
|
823 |
'description' => __( 'HTML representation of the widget.' ), |
|
|
824 |
'type' => 'string', |
|
|
825 |
'context' => array( 'view', 'edit', 'embed' ), |
|
|
826 |
'readonly' => true, |
|
|
827 |
), |
|
|
828 |
'rendered_form' => array( |
|
|
829 |
'description' => __( 'HTML representation of the widget admin form.' ), |
|
|
830 |
'type' => 'string', |
|
|
831 |
'context' => array( 'edit' ), |
|
|
832 |
'readonly' => true, |
|
|
833 |
), |
|
|
834 |
'instance' => array( |
|
|
835 |
'description' => __( 'Instance settings of the widget, if supported.' ), |
|
|
836 |
'type' => 'object', |
|
19
|
837 |
'context' => array( 'edit' ), |
|
18
|
838 |
'default' => null, |
|
|
839 |
'properties' => array( |
|
|
840 |
'encoded' => array( |
|
|
841 |
'description' => __( 'Base64 encoded representation of the instance settings.' ), |
|
|
842 |
'type' => 'string', |
|
19
|
843 |
'context' => array( 'edit' ), |
|
18
|
844 |
), |
|
|
845 |
'hash' => array( |
|
|
846 |
'description' => __( 'Cryptographic hash of the instance settings.' ), |
|
|
847 |
'type' => 'string', |
|
19
|
848 |
'context' => array( 'edit' ), |
|
18
|
849 |
), |
|
|
850 |
'raw' => array( |
|
|
851 |
'description' => __( 'Unencoded instance settings, if supported.' ), |
|
|
852 |
'type' => 'object', |
|
19
|
853 |
'context' => array( 'edit' ), |
|
18
|
854 |
), |
|
|
855 |
), |
|
|
856 |
), |
|
|
857 |
'form_data' => array( |
|
|
858 |
'description' => __( 'URL-encoded form data from the widget admin form. Used to update a widget that does not support instance. Write only.' ), |
|
|
859 |
'type' => 'string', |
|
|
860 |
'context' => array(), |
|
|
861 |
'arg_options' => array( |
|
19
|
862 |
'sanitize_callback' => static function( $string ) { |
|
18
|
863 |
$array = array(); |
|
|
864 |
wp_parse_str( $string, $array ); |
|
|
865 |
return $array; |
|
|
866 |
}, |
|
|
867 |
), |
|
|
868 |
), |
|
|
869 |
), |
|
|
870 |
); |
|
|
871 |
|
|
|
872 |
return $this->add_additional_fields_schema( $this->schema ); |
|
|
873 |
} |
|
|
874 |
} |