1 files changed, 75 insertions, 232 deletions

diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php
index 5f5ae84..54285fa 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-global-styles-revisions-controller.php
@@ -14,14 +14,14 @@
  *
  * @see WP_REST_Controller
  */
-class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
+class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Revisions_Controller {
 	/**
-	 * Parent post type.
+	 * Parent controller.
 	 *
-	 * @since 6.3.0
-	 * @var string
+	 * @since 6.6.0
+	 * @var WP_REST_Controller
 	 */
-	protected $parent_post_type;
+	private $parent_controller;
 
 	/**
 	 * The base of the parent controller's route.
@@ -32,22 +32,41 @@ class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
 	protected $parent_base;
 
 	/**
+	 * Parent post type.
+	 *
+	 * @since 6.6.0
+	 * @var string
+	 */
+	protected $parent_post_type;
+
+	/**
 	 * Constructor.
 	 *
 	 * @since 6.3.0
+	 * @since 6.6.0 Extends class from WP_REST_Revisions_Controller.
+	 *
+	 * @param string $parent_post_type Post type of the parent.
 	 */
-	public function __construct() {
-		$this->parent_post_type = 'wp_global_styles';
-		$this->rest_base        = 'revisions';
-		$this->parent_base      = 'global-styles';
-		$this->namespace        = 'wp/v2';
+	public function __construct( $parent_post_type = 'wp_global_styles' ) {
+		parent::__construct( $parent_post_type );
+		$post_type_object  = get_post_type_object( $parent_post_type );
+		$parent_controller = $post_type_object->get_rest_controller();
+
+		if ( ! $parent_controller ) {
+			$parent_controller = new WP_REST_Global_Styles_Controller( $parent_post_type );
+		}
+
+		$this->parent_controller = $parent_controller;
+		$this->rest_base         = 'revisions';
+		$this->parent_base       = ! empty( $post_type_object->rest_base ) ? $post_type_object->rest_base : $post_type_object->name;
+		$this->namespace         = ! empty( $post_type_object->rest_namespace ) ? $post_type_object->rest_namespace : 'wp/v2';
 	}
 
 	/**
 	 * Registers the controller's routes.
 	 *
 	 * @since 6.3.0
-	 * @since 6.5.0 Added route to fetch individual global styles revisions.
+	 * @since 6.6.0 Added route to fetch individual global styles revisions.
 	 */
 	public function register_routes() {
 		register_rest_route(
@@ -63,7 +82,7 @@ class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
 				array(
 					'methods'             => WP_REST_Server::READABLE,
 					'callback'            => array( $this, 'get_items' ),
-					'permission_callback' => array( $this, 'get_item_permissions_check' ),
+					'permission_callback' => array( $this, 'get_items_permissions_check' ),
 					'args'                => $this->get_collection_params(),
 				),
 				'schema' => array( $this, 'get_public_item_schema' ),
@@ -98,29 +117,6 @@ class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
 	}
 
 	/**
-	 * Retrieves the query params for collections.
-	 *
-	 * Inherits from WP_REST_Controller::get_collection_params(),
-	 * also reflects changes to return value WP_REST_Revisions_Controller::get_collection_params().
-	 *
-	 * @since 6.3.0
-	 *
-	 * @return array Collection parameters.
-	 */
-	public function get_collection_params() {
-		$collection_params                       = parent::get_collection_params();
-		$collection_params['context']['default'] = 'view';
-		$collection_params['offset']             = array(
-			'description' => __( 'Offset the result set by a specific number of items.' ),
-			'type'        => 'integer',
-		);
-		unset( $collection_params['search'] );
-		unset( $collection_params['per_page']['default'] );
-
-		return $collection_params;
-	}
-
-	/**
 	 * Returns decoded JSON from post content string,
 	 * or a 404 if not found.
 	 *
@@ -269,83 +265,10 @@ class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
 	}
 
 	/**
-	 * Retrieves one global styles revision from the collection.
-	 *
-	 * @since 6.5.0
-	 *
-	 * @param WP_REST_Request $request Full details about the request.
-	 * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
-	 */
-	public function get_item( $request ) {
-		$parent = $this->get_parent( $request['parent'] );
-		if ( is_wp_error( $parent ) ) {
-			return $parent;
-		}
-
-		$revision = $this->get_revision( $request['id'] );
-		if ( is_wp_error( $revision ) ) {
-			return $revision;
-		}
-
-		$response = $this->prepare_item_for_response( $revision, $request );
-		return rest_ensure_response( $response );
-	}
-
-	/**
-	 * Gets the global styles revision, if the ID is valid.
-	 *
-	 * @since 6.5.0
-	 *
-	 * @param int $id Supplied ID.
-	 * @return WP_Post|WP_Error Revision post object if ID is valid, WP_Error otherwise.
-	 */
-	protected function get_revision( $id ) {
-		$error = new WP_Error(
-			'rest_post_invalid_id',
-			__( 'Invalid global styles revision ID.' ),
-			array( 'status' => 404 )
-		);
-
-		if ( (int) $id <= 0 ) {
-			return $error;
-		}
-
-		$revision = get_post( (int) $id );
-		if ( empty( $revision ) || empty( $revision->ID ) || 'revision' !== $revision->post_type ) {
-			return $error;
-		}
-
-		return $revision;
-	}
-
-	/**
-	 * Checks the post_date_gmt or modified_gmt and prepare any post or
-	 * modified date for single post output.
-	 *
-	 * Duplicate of WP_REST_Revisions_Controller::prepare_date_response.
-	 *
-	 * @since 6.3.0
-	 *
-	 * @param string      $date_gmt GMT publication time.
-	 * @param string|null $date     Optional. Local publication time. Default null.
-	 * @return string|null ISO8601/RFC3339 formatted datetime, otherwise null.
-	 */
-	protected function prepare_date_response( $date_gmt, $date = null ) {
-		if ( '0000-00-00 00:00:00' === $date_gmt ) {
-			return null;
-		}
-
-		if ( isset( $date ) ) {
-			return mysql_to_rfc3339( $date );
-		}
-
-		return mysql_to_rfc3339( $date_gmt );
-	}
-
-	/**
 	 * Prepares the revision for the REST response.
 	 *
 	 * @since 6.3.0
+	 * @since 6.6.0 Added resolved URI links to the response.
 	 *
 	 * @param WP_Post         $post    Post revision object.
 	 * @param WP_REST_Request $request Request object.
@@ -359,11 +282,13 @@ class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
 			return $global_styles_config;
 		}
 
-		$fields = $this->get_fields_for_response( $request );
-		$data   = array();
+		$fields     = $this->get_fields_for_response( $request );
+		$data       = array();
+		$theme_json = null;
 
 		if ( ! empty( $global_styles_config['styles'] ) || ! empty( $global_styles_config['settings'] ) ) {
-			$global_styles_config = ( new WP_Theme_JSON( $global_styles_config, 'custom' ) )->get_raw_data();
+			$theme_json           = new WP_Theme_JSON( $global_styles_config, 'custom' );
+			$global_styles_config = $theme_json->get_raw_data();
 			if ( rest_is_field_included( 'settings', $fields ) ) {
 				$data['settings'] = ! empty( $global_styles_config['settings'] ) ? $global_styles_config['settings'] : new stdClass();
 			}
@@ -400,17 +325,28 @@ class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
 			$data['parent'] = (int) $parent->ID;
 		}
 
-		$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
-		$data    = $this->add_additional_fields_to_object( $data, $request );
-		$data    = $this->filter_response_by_context( $data, $context );
+		$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 );
+		$resolved_theme_uris = WP_Theme_JSON_Resolver::get_resolved_theme_uris( $theme_json );
 
-		return rest_ensure_response( $data );
+		if ( ! empty( $resolved_theme_uris ) ) {
+			$response->add_links(
+				array(
+					'https://api.w.org/theme-file' => $resolved_theme_uris,
+				)
+			);
+		}
+
+		return $response;
 	}
 
 	/**
 	 * Retrieves the revision's schema, conforming to JSON Schema.
 	 *
 	 * @since 6.3.0
+	 * @since 6.6.0 Merged parent and parent controller schema data.
 	 *
 	 * @return array Item schema data.
 	 */
@@ -419,133 +355,40 @@ class WP_REST_Global_Styles_Revisions_Controller extends WP_REST_Controller {
 			return $this->add_additional_fields_schema( $this->schema );
 		}
 
-		$schema = array(
-			'$schema'    => 'http://json-schema.org/draft-04/schema#',
-			'title'      => "{$this->parent_post_type}-revision",
-			'type'       => 'object',
-			// Base properties for every revision.
-			'properties' => array(
-
-				/*
-				 * Adds settings and styles from the WP_REST_Revisions_Controller item fields.
-				 * Leaves out GUID as global styles shouldn't be accessible via URL.
-				 */
-				'author'       => array(
-					'description' => __( 'The ID for the author of the revision.' ),
-					'type'        => 'integer',
-					'context'     => array( 'view', 'edit', 'embed' ),
-				),
-				'date'         => array(
-					'description' => __( "The date the revision was published, in the site's timezone." ),
-					'type'        => 'string',
-					'format'      => 'date-time',
-					'context'     => array( 'view', 'edit', 'embed' ),
-				),
-				'date_gmt'     => array(
-					'description' => __( 'The date the revision was published, as GMT.' ),
-					'type'        => 'string',
-					'format'      => 'date-time',
-					'context'     => array( 'view', 'edit' ),
-				),
-				'id'           => array(
-					'description' => __( 'Unique identifier for the revision.' ),
-					'type'        => 'integer',
-					'context'     => array( 'view', 'edit', 'embed' ),
-				),
-				'modified'     => array(
-					'description' => __( "The date the revision was last modified, in the site's timezone." ),
-					'type'        => 'string',
-					'format'      => 'date-time',
-					'context'     => array( 'view', 'edit' ),
-				),
-				'modified_gmt' => array(
-					'description' => __( 'The date the revision was last modified, as GMT.' ),
-					'type'        => 'string',
-					'format'      => 'date-time',
-					'context'     => array( 'view', 'edit' ),
-				),
-				'parent'       => array(
-					'description' => __( 'The ID for the parent of the revision.' ),
-					'type'        => 'integer',
-					'context'     => array( 'view', 'edit', 'embed' ),
-				),
+		$schema               = parent::get_item_schema();
+		$parent_schema        = $this->parent_controller->get_item_schema();
+		$schema['properties'] = array_merge( $schema['properties'], $parent_schema['properties'] );
 
-				// Adds settings and styles from the WP_REST_Global_Styles_Controller parent schema.
-				'styles'       => array(
-					'description' => __( 'Global styles.' ),
-					'type'        => array( 'object' ),
-					'context'     => array( 'view', 'edit' ),
-				),
-				'settings'     => array(
-					'description' => __( 'Global settings.' ),
-					'type'        => array( 'object' ),
-					'context'     => array( 'view', 'edit' ),
-				),
-			),
+		unset(
+			$schema['properties']['guid'],
+			$schema['properties']['slug'],
+			$schema['properties']['meta'],
+			$schema['properties']['content'],
+			$schema['properties']['title']
 		);
 
-		$this->schema = $schema;
+			$this->schema = $schema;
 
 		return $this->add_additional_fields_schema( $this->schema );
 	}
 
 	/**
-	 * Checks if a given request has access to read a single global style.
-	 *
-	 * @since 6.3.0
-	 *
-	 * @param WP_REST_Request $request Full details about the request.
-	 * @return true|WP_Error True if the request has read access, WP_Error object otherwise.
-	 */
-	public function get_item_permissions_check( $request ) {
-		$post = $this->get_parent( $request['parent'] );
-		if ( is_wp_error( $post ) ) {
-			return $post;
-		}
-
-		/*
-		 * The same check as WP_REST_Global_Styles_Controller::get_item_permissions_check.
-		 */
-		if ( ! current_user_can( 'read_post', $post->ID ) ) {
-			return new WP_Error(
-				'rest_cannot_view',
-				__( 'Sorry, you are not allowed to view revisions for this global style.' ),
-				array( 'status' => rest_authorization_required_code() )
-			);
-		}
-
-		return true;
-	}
-
-	/**
-	 * Gets the parent post, if the ID is valid.
-	 *
-	 * Duplicate of WP_REST_Revisions_Controller::get_parent.
+	 * Retrieves the query params for collections.
+	 * Removes params that are not supported by global styles revisions.
 	 *
-	 * @since 6.3.0
+	 * @since 6.6.0
 	 *
-	 * @param int $parent_post_id Supplied ID.
-	 * @return WP_Post|WP_Error Post object if ID is valid, WP_Error otherwise.
+	 * @return array Collection parameters.
 	 */
-	protected function get_parent( $parent_post_id ) {
-		$error = new WP_Error(
-			'rest_post_invalid_parent',
-			__( 'Invalid post parent ID.' ),
-			array( 'status' => 404 )
+	public function get_collection_params() {
+		$query_params = parent::get_collection_params();
+		unset(
+			$query_params['exclude'],
+			$query_params['include'],
+			$query_params['search'],
+			$query_params['order'],
+			$query_params['orderby']
 		);
-
-		if ( (int) $parent_post_id <= 0 ) {
-			return $error;
-		}
-
-		$parent_post = get_post( (int) $parent_post_id );
-
-		if ( empty( $parent_post ) || empty( $parent_post->ID )
-			|| $this->parent_post_type !== $parent_post->post_type
-		) {
-			return $error;
-		}
-
-		return $parent_post;
+		return $query_params;
 	}
 }