WordPress/wp-includes/rest-api/endpoints/class-wp-rest-block-patterns-controller.php
K. Adam White d72667d737 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].


Built from https://develop.svn.wordpress.org/trunk@56093


git-svn-id: http://core.svn.wordpress.org/trunk@55605 1a063a9b-81f0-0310-95a4-ce76da25c4cd
2023-06-28 15:53:26 +00:00

299 lines
8.8 KiB
PHP

<?php
/**
* REST API: WP_REST_Block_Patterns_Controller class
*
* @package WordPress
* @subpackage REST_API
* @since 6.0.0
*/
/**
* Core class used to access block patterns via the REST API.
*
* @since 6.0.0
*
* @see WP_REST_Controller
*/
class WP_REST_Block_Patterns_Controller extends WP_REST_Controller {
/**
* Defines whether remote patterns should be loaded.
*
* @since 6.0.0
* @var bool
*/
private $remote_patterns_loaded;
/**
* An array that maps old categories names to new ones.
*
* @since 6.2.0
* @var array
*/
protected static $categories_migration = array(
'buttons' => 'call-to-action',
'columns' => 'text',
'query' => 'posts',
);
/**
* Constructs the controller.
*
* @since 6.0.0
*/
public function __construct() {
$this->namespace = 'wp/v2';
$this->rest_base = 'block-patterns/patterns';
}
/**
* Registers the routes for the objects of the controller.
*
* @since 6.0.0
*/
public function register_routes() {
register_rest_route(
$this->namespace,
'/' . $this->rest_base,
array(
array(
'methods' => WP_REST_Server::READABLE,
'callback' => array( $this, 'get_items' ),
'permission_callback' => array( $this, 'get_items_permissions_check' ),
),
'schema' => array( $this, 'get_public_item_schema' ),
)
);
}
/**
* Checks whether a given request has permission to read block patterns.
*
* @since 6.0.0
*
* @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_items_permissions_check( $request ) {
if ( current_user_can( 'edit_posts' ) ) {
return true;
}
foreach ( get_post_types( array( 'show_in_rest' => true ), 'objects' ) as $post_type ) {
if ( current_user_can( $post_type->cap->edit_posts ) ) {
return true;
}
}
return new WP_Error(
'rest_cannot_view',
__( 'Sorry, you are not allowed to view the registered block patterns.' ),
array( 'status' => rest_authorization_required_code() )
);
}
/**
* Retrieves all block patterns.
*
* @since 6.0.0
* @since 6.2.0 Added migration for old core pattern categories to the new ones.
*
* @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_items( $request ) {
if ( ! $this->remote_patterns_loaded ) {
// Load block patterns from w.org.
_load_remote_block_patterns(); // Patterns with the `core` keyword.
_load_remote_featured_patterns(); // Patterns in the `featured` category.
_register_remote_theme_patterns(); // Patterns requested by current theme.
$this->remote_patterns_loaded = true;
}
$response = array();
$patterns = WP_Block_Patterns_Registry::get_instance()->get_all_registered();
foreach ( $patterns as $pattern ) {
$migrated_pattern = $this->migrate_pattern_categories( $pattern );
$prepared_pattern = $this->prepare_item_for_response( $migrated_pattern, $request );
$response[] = $this->prepare_response_for_collection( $prepared_pattern );
}
return rest_ensure_response( $response );
}
/**
* Migrates old core pattern categories to the new categories.
*
* Core pattern categories are revamped. Migration is needed to ensure
* backwards compatibility.
*
* @since 6.2.0
*
* @param array $pattern Raw pattern as registered, before applying any changes.
* @return array Migrated pattern.
*/
protected function migrate_pattern_categories( $pattern ) {
// No categories to migrate.
if (
! isset( $pattern['categories'] ) ||
! is_array( $pattern['categories'] )
) {
return $pattern;
}
foreach ( $pattern['categories'] as $index => $category ) {
// If the category exists as a key, then it needs migration.
if ( isset( static::$categories_migration[ $category ] ) ) {
$pattern['categories'][ $index ] = static::$categories_migration[ $category ];
}
}
return $pattern;
}
/**
* Prepare a raw block pattern before it gets output in a REST API response.
*
* @since 6.0.0
* @since 6.3.0 Added `source` property.
*
* @param array $item Raw pattern as registered, before any changes.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure.
*/
public function prepare_item_for_response( $item, $request ) {
$fields = $this->get_fields_for_response( $request );
$keys = array(
'name' => 'name',
'title' => 'title',
'content' => 'content',
'description' => 'description',
'viewportWidth' => 'viewport_width',
'inserter' => 'inserter',
'categories' => 'categories',
'keywords' => 'keywords',
'blockTypes' => 'block_types',
'postTypes' => 'post_types',
'templateTypes' => 'template_types',
'source' => 'source',
);
$data = array();
foreach ( $keys as $item_key => $rest_key ) {
if ( isset( $item[ $item_key ] ) && rest_is_field_included( $rest_key, $fields ) ) {
$data[ $rest_key ] = $item[ $item_key ];
}
}
$context = ! empty( $request['context'] ) ? $request['context'] : 'view';
$data = $this->add_additional_fields_to_object( $data, $request );
$data = $this->filter_response_by_context( $data, $context );
return rest_ensure_response( $data );
}
/**
* Retrieves the block pattern schema, conforming to JSON Schema.
*
* @since 6.0.0
* @since 6.3.0 Added `source` property.
*
* @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',
'type' => 'object',
'properties' => array(
'name' => array(
'description' => __( 'The pattern name.' ),
'type' => 'string',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'title' => array(
'description' => __( 'The pattern title, in human readable format.' ),
'type' => 'string',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'content' => array(
'description' => __( 'The pattern content.' ),
'type' => 'string',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'description' => array(
'description' => __( 'The pattern detailed description.' ),
'type' => 'string',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'viewport_width' => array(
'description' => __( 'The pattern viewport width for inserter preview.' ),
'type' => 'number',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'inserter' => array(
'description' => __( 'Determines whether the pattern is visible in inserter.' ),
'type' => 'boolean',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'categories' => array(
'description' => __( 'The pattern category slugs.' ),
'type' => 'array',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'keywords' => array(
'description' => __( 'The pattern keywords.' ),
'type' => 'array',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'block_types' => array(
'description' => __( 'Block types that the pattern is intended to be used with.' ),
'type' => 'array',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'post_types' => array(
'description' => __( 'An array of post types that the pattern is restricted to be used with.' ),
'type' => 'array',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'template_types' => array(
'description' => __( 'An array of template types where the pattern fits.' ),
'type' => 'array',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
),
'source' => array(
'description' => __( 'Where the pattern comes from e.g. core' ),
'type' => 'string',
'readonly' => true,
'context' => array( 'view', 'edit', 'embed' ),
'enum' => array(
'core',
'plugin',
'theme',
'pattern-directory/core',
'pattern-directory/theme',
'pattern-directory/featured',
),
),
),
);
$this->schema = $schema;
return $this->add_additional_fields_schema( $this->schema );
}
}