handles', 'variations', 'block_hooks', ), $deprecated_fields ); foreach ( $extra_fields as $extra_field ) { if ( rest_is_field_included( $extra_field, $fields ) ) { if ( isset( $block_type->$extra_field ) ) { $field = $block_type->$extra_field; if ( in_array( $extra_field, $deprecated_fields, true ) && is_array( $field ) ) { // Since the schema only allows strings or null (but no arrays), we return the first array item. $field = ! empty( $field ) ? array_shift( $field ) : ''; } } elseif ( array_key_exists( 'default', $schema['properties'][ $extra_field ] ) ) { $field = $schema['properties'][ $extra_field ]['default']; } else { $field = ''; } $data[ $extra_field ] = rest_sanitize_value_from_schema( $field, $schema['properties'][ $extra_field ] ); } } if ( rest_is_field_included( 'styles', $fields ) ) { $styles = $this->style_registry->get_registered_styles_for_block( $block_type->name ); $styles = array_values( $styles ); $data['styles'] = wp_parse_args( $styles, $data['styles'] ); $data['styles'] = array_filter( $data['styles'] ); } $context = ! empty( $request['context'] ) ? $request['context'] : 'view'; $data = $this->add_additional_fields_to_object( $data, $request ); $data = $this->filter_response_by_context( $data, $context ); $response = rest_ensure_response( $data ); if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) { $response->add_links( $this->prepare_links( $block_type ) ); } /** * Filters a block type returned from the REST API. * * Allows modification of the block type data right before it is returned. * * @since 5.5.0 * * @param WP_REST_Response $response The response object. * @param WP_Block_Type $block_type The original block type object. * @param WP_REST_Request $request Request used to generate the response. */ return apply_filters( 'rest_prepare_block_type', $response, $block_type, $request ); } /** * Prepares links for the request. * * @since 5.5.0 * * @param WP_Block_Type $block_type Block type data. * @return array Links for the given block type. */ protected function prepare_links( $block_type ) { list( $namespace ) = explode( '/', $block_type->name ); $links = array( 'collection' => array( 'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ), ), 'self' => array( 'href' => rest_url( sprintf( '%s/%s/%s', $this->namespace, $this->rest_base, $block_type->name ) ), ), 'up' => array( 'href' => rest_url( sprintf( '%s/%s/%s', $this->namespace, $this->rest_base, $namespace ) ), ), ); if ( $block_type->is_dynamic() ) { $links['https://api.w.org/render-block'] = array( 'href' => add_query_arg( 'context', 'edit', rest_url( sprintf( '%s/%s/%s', 'wp/v2', 'block-renderer', $block_type->name ) ) ), ); } return $links; } /** * Retrieves the block type' schema, conforming to JSON Schema. * * @since 5.5.0 * @since 6.3.0 Added `selectors` field. * * @return array Item schema data. */ public function get_item_schema() { if ( $this->schema ) { return $this->add_additional_fields_schema( $this->schema ); } // rest_validate_value_from_schema doesn't understand $refs, pull out reused definitions for readability. $inner_blocks_definition = array( 'description' => __( 'The list of inner blocks used in the example.' ), 'type' => 'array', 'items' => array( 'type' => 'object', 'properties' => array( 'name' => array( 'description' => __( 'The name of the inner block.' ), 'type' => 'string', 'pattern' => self::NAME_PATTERN, 'required' => true, ), 'attributes' => array( 'description' => __( 'The attributes of the inner block.' ), 'type' => 'object', ), 'innerBlocks' => array( 'description' => __( "A list of the inner block's own inner blocks. This is a recursive definition following the parent innerBlocks schema." ), 'type' => 'array', ), ), ), ); $example_definition = array( 'description' => __( 'Block example.' ), 'type' => array( 'object', 'null' ), 'default' => null, 'properties' => array( 'attributes' => array( 'description' => __( 'The attributes used in the example.' ), 'type' => 'object', ), 'innerBlocks' => $inner_blocks_definition, ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ); $keywords_definition = array( 'description' => __( 'Block keywords.' ), 'type' => 'array', 'items' => array( 'type' => 'string', ), 'default' => array(), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ); $icon_definition = array( 'description' => __( 'Icon of block type.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ); $category_definition = array( 'description' => __( 'Block category.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ); $this->schema = array( '$schema' => 'http://json-schema.org/draft-04/schema#', 'title' => 'block-type', 'type' => 'object', 'properties' => array( 'api_version' => array( 'description' => __( 'Version of block API.' ), 'type' => 'integer', 'default' => 1, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'title' => array( 'description' => __( 'Title of block type.' ), 'type' => 'string', 'default' => '', 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'name' => array( 'description' => __( 'Unique name identifying the block type.' ), 'type' => 'string', 'pattern' => self::NAME_PATTERN, 'required' => true, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'description' => array( 'description' => __( 'Description of block type.' ), 'type' => 'string', 'default' => '', 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'icon' => $icon_definition, 'attributes' => array( 'description' => __( 'Block attributes.' ), 'type' => array( 'object', 'null' ), 'properties' => array(), 'default' => null, 'additionalProperties' => array( 'type' => 'object', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'provides_context' => array( 'description' => __( 'Context provided by blocks of this type.' ), 'type' => 'object', 'properties' => array(), 'additionalProperties' => array( 'type' => 'string', ), 'default' => array(), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'uses_context' => array( 'description' => __( 'Context values inherited by blocks of this type.' ), 'type' => 'array', 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'selectors' => array( 'description' => __( 'Custom CSS selectors.' ), 'type' => 'object', 'default' => array(), 'properties' => array(), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'supports' => array( 'description' => __( 'Block supports.' ), 'type' => 'object', 'default' => array(), 'properties' => array(), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'category' => $category_definition, 'is_dynamic' => array( 'description' => __( 'Is the block dynamically rendered.' ), 'type' => 'boolean', 'default' => false, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'editor_script_handles' => array( 'description' => __( 'Editor script handles.' ), 'type' => array( 'array' ), 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'script_handles' => array( 'description' => __( 'Public facing and editor script handles.' ), 'type' => array( 'array' ), 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'view_script_handles' => array( 'description' => __( 'Public facing script handles.' ), 'type' => array( 'array' ), 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'view_script_module_ids' => array( 'description' => __( 'Public facing script module IDs.' ), 'type' => array( 'array' ), 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'editor_style_handles' => array( 'description' => __( 'Editor style handles.' ), 'type' => array( 'array' ), 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'style_handles' => array( 'description' => __( 'Public facing and editor style handles.' ), 'type' => array( 'array' ), 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'view_style_handles' => array( 'description' => __( 'Public facing style handles.' ), 'type' => array( 'array' ), 'default' => array(), 'items' => array( 'type' => 'string', ), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'styles' => array( 'description' => __( 'Block style variations.' ), 'type' => 'array', 'items' => array( 'type' => 'object', 'properties' => array( 'name' => array( 'description' => __( 'Unique name identifying the style.' ), 'type' => 'string', 'required' => true, ), 'label' => array( 'description' => __( 'The human-readable label for the style.' ), 'type' => 'string', ), 'inline_style' => array( 'description' => __( 'Inline CSS code that registers the CSS class required for the style.' ), 'type' => 'string', ), 'style_handle' => array( 'description' => __( 'Contains the handle that defines the block style.' ), 'type' => 'string', ), ), ), 'default' => array(), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'variations' => array( 'description' => __( 'Block variations.' ), 'type' => 'array', 'items' => array( 'type' => 'object', 'properties' => array( 'name' => array( 'description' => __( 'The unique and machine-readable name.' ), 'type' => 'string', 'required' => true, ), 'title' => array( 'description' => __( 'A human-readable variation title.' ), 'type' => 'string', 'required' => true, ), 'description' => array( 'description' => __( 'A detailed variation description.' ), 'type' => 'string', 'required' => false, ), 'category' => $category_definition, 'icon' => $icon_definition, 'isDefault' => array( 'description' => __( 'Indicates whether the current variation is the default one.' ), 'type' => 'boolean', 'required' => false, 'default' => false, ), 'attributes' => array( 'description' => __( 'The initial values for attributes.' ), 'type' => 'object', ), 'innerBlocks' => $inner_blocks_definition, 'example' => $example_definition, 'scope' => array( 'description' => __( 'The list of scopes where the variation is applicable. When not provided, it assumes all available scopes.' ), 'type' => array( 'array', 'null' ), 'default' => null, 'items' => array( 'type' => 'string', 'enum' => array( 'block', 'inserter', 'transform' ), ), 'readonly' => true, ), 'keywords' => $keywords_definition, ), ), 'readonly' => true, 'context' => array( 'embed', 'view', 'edit' ), 'default' => null, ), 'textdomain' => array( 'description' => __( 'Public text domain.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'parent' => array( 'description' => __( 'Parent blocks.' ), 'type' => array( 'array', 'null' ), 'items' => array( 'type' => 'string', 'pattern' => self::NAME_PATTERN, ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'ancestor' => array( 'description' => __( 'Ancestor blocks.' ), 'type' => array( 'array', 'null' ), 'items' => array( 'type' => 'string', 'pattern' => self::NAME_PATTERN, ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'allowed_blocks' => array( 'description' => __( 'Allowed child block types.' ), 'type' => array( 'array', 'null' ), 'items' => array( 'type' => 'string', 'pattern' => self::NAME_PATTERN, ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'keywords' => $keywords_definition, 'example' => $example_definition, 'block_hooks' => array( 'description' => __( 'This block is automatically inserted near any occurrence of the block types used as keys of this map, into a relative position given by the corresponding value.' ), 'type' => 'object', 'patternProperties' => array( self::NAME_PATTERN => array( 'type' => 'string', 'enum' => array( 'before', 'after', 'first_child', 'last_child' ), ), ), 'default' => array(), 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), ), ); // Properties deprecated in WordPress 6.1, but left in the schema for backwards compatibility. $deprecated_properties = array( 'editor_script' => array( 'description' => __( 'Editor script handle. DEPRECATED: Use `editor_script_handles` instead.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'script' => array( 'description' => __( 'Public facing and editor script handle. DEPRECATED: Use `script_handles` instead.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'view_script' => array( 'description' => __( 'Public facing script handle. DEPRECATED: Use `view_script_handles` instead.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'editor_style' => array( 'description' => __( 'Editor style handle. DEPRECATED: Use `editor_style_handles` instead.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'style' => array( 'description' => __( 'Public facing and editor style handle. DEPRECATED: Use `style_handles` instead.' ), 'type' => array( 'string', 'null' ), 'default' => null, 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), ); $this->schema['properties'] = array_merge( $this->schema['properties'], $deprecated_properties ); return $this->add_additional_fields_schema( $this->schema ); } /** * Retrieves the query params for collections. * * @since 5.5.0 * * @return array Collection parameters. */ public function get_collection_params() { return array( 'context' => $this->get_context_param( array( 'default' => 'view' ) ), 'namespace' => array( 'description' => __( 'Block namespace.' ), 'type' => 'string', ), ); } }