REST API: Cache schema in block pattern and menu item endpoints.

Performance improvement to add schema caching to pattern and menu item REST endpoints, so identical schema object are not needlessly regenerated.

Props spacedmonkey.
Fixes #58657. See [45811].



git-svn-id: https://develop.svn.wordpress.org/trunk@56093 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/rest-api/endpoints/class-wp-rest-block-pattern-categories-controller.php

@@ -125,6 +125,10 @@ public function prepare_item_for_response( $item, $request ) {
 	 * @return array Item schema data.
 	 */
 	public function get_item_schema() {
+		if ( $this->schema ) {
+			return $this->add_additional_fields_schema( $this->schema );
+		}
+
 		$schema = array(
 			'$schema'    => 'http://json-schema.org/draft-04/schema#',
 			'title'      => 'block-pattern-category',
@@ -151,6 +155,8 @@ public function get_item_schema() {
 			),
 		);
 
-		return $this->add_additional_fields_schema( $schema );
+		$this->schema = $schema;
+
+		return $this->add_additional_fields_schema( $this->schema );
 	}
 }

src/wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php

@@ -199,6 +199,10 @@ public function prepare_item_for_response( $item, $request ) {
 	 * @return array Item schema data.
 	 */
 	public function get_item_schema() {
+		if ( $this->schema ) {
+			return $this->add_additional_fields_schema( $this->schema );
+		}
+
 		$schema = array(
 			'$schema'    => 'http://json-schema.org/draft-04/schema#',
 			'title'      => 'block-pattern',
@@ -287,6 +291,8 @@ public function get_item_schema() {
 			),
 		);
 
-		return $this->add_additional_fields_schema( $schema );
+		$this->schema = $schema;
+
+		return $this->add_additional_fields_schema( $this->schema );
 	}
 }

src/wp-includes/rest-api/endpoints/class-wp-rest-blocks-controller.php

@@ -67,6 +67,10 @@ public function filter_response_by_context( $data, $context ) {
 	 * @return array Item schema data.
 	 */
 	public function get_item_schema() {
+		if ( $this->schema ) {
+			return $this->add_additional_fields_schema( $this->schema );
+		}
+
 		// Do not cache this schema because all properties are derived from parent controller.
 		$schema = parent::get_item_schema();
 
@@ -86,7 +90,9 @@ public function get_item_schema() {
 		unset( $schema['properties']['title']['properties']['rendered'] );
 		unset( $schema['properties']['content']['properties']['rendered'] );
 
-		return $schema;
+		$this->schema = $schema;
+
+		return $this->add_additional_fields_schema( $this->schema );
 	}
 
 }

src/wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php

@@ -710,6 +710,10 @@ protected function get_schema_links() {
 	 * @return array Item schema data.
 	 */
 	public function get_item_schema() {
+		if ( $this->schema ) {
+			return $this->add_additional_fields_schema( $this->schema );
+		}
+
 		$schema = array(
 			'$schema' => 'http://json-schema.org/draft-04/schema#',
 			'title'   => $this->post_type,
@@ -914,7 +918,9 @@ public function get_item_schema() {
 			$schema['links'] = $schema_links;
 		}
 
-		return $this->add_additional_fields_schema( $schema );
+		$this->schema = $schema;
+
+		return $this->add_additional_fields_schema( $this->schema );
 	}
 
 	/**

src/wp-includes/rest-api/endpoints/class-wp-rest-menus-controller.php

@@ -523,6 +523,10 @@ protected function handle_locations( $menu_id, $request ) {
 	 * @return array Item schema data.
 	 */
 	public function get_item_schema() {
+		if ( $this->schema ) {
+			return $this->add_additional_fields_schema( $this->schema );
+		}
+
 		$schema = parent::get_item_schema();
 		unset( $schema['properties']['count'], $schema['properties']['link'], $schema['properties']['taxonomy'] );
 
@@ -566,6 +570,8 @@ public function get_item_schema() {
 			'type'        => 'boolean',
 		);
 
-		return $schema;
+		$this->schema = $schema;
+
+		return $this->add_additional_fields_schema( $this->schema );
 	}
 }