* Core Abilities registration.
* @subpackage Abilities_API
declare( strict_types = 1 );
* Registers the core ability categories.
function wp_register_core_ability_categories(): void {
wp_register_ability_category(
'description' => __( 'Abilities that retrieve or modify site information and settings.' ),
wp_register_ability_category(
'description' => __( 'Abilities that retrieve or modify user information and settings.' ),
* Registers the default core abilities.
function wp_register_core_abilities(): void {
$site_info_properties = array(
'description' => __( 'The site title.' ),
'description' => __( 'The site tagline.' ),
'description' => __( 'The site home URL.' ),
'description' => __( 'The WordPress installation URL.' ),
'description' => __( 'The site administrator email address.' ),
'description' => __( 'The site character encoding.' ),
'description' => __( 'The site language locale code.' ),
'description' => __( 'The WordPress version.' ),
$site_info_fields = array_keys( $site_info_properties );
'label' => __( 'Get Site Information' ),
'description' => __( 'Returns site information configured in WordPress. By default returns all fields, or optionally a filtered subset.' ),
'category' => $category_site,
'enum' => $site_info_fields,
'description' => __( 'Optional: Limit response to specific fields. If omitted, all fields are returned.' ),
'additionalProperties' => false,
'output_schema' => array(
'properties' => $site_info_properties,
'additionalProperties' => false,
'execute_callback' => static function ( $input = array() ) use ( $site_info_fields ): array {
$input = is_array( $input ) ? $input : array();
$requested_fields = ! empty( $input['fields'] ) ? $input['fields'] : $site_info_fields;
foreach ( $requested_fields as $field ) {
$result[ $field ] = get_bloginfo( $field );
'permission_callback' => static function (): bool {
return current_user_can( 'manage_options' );
'label' => __( 'Get User Information' ),
'description' => __( 'Returns basic profile details for the current authenticated user to support personalization, auditing, and access-aware behavior.' ),
'category' => $category_user,
'output_schema' => array(
'required' => array( 'id', 'display_name', 'user_nicename', 'user_login', 'roles', 'locale' ),
'description' => __( 'The user ID.' ),
'description' => __( 'The display name of the user.' ),
'user_nicename' => array(
'description' => __( 'The URL-friendly name for the user.' ),
'description' => __( 'The login username for the user.' ),
'description' => __( 'The roles assigned to the user.' ),
'description' => __( 'The locale string for the user, such as en_US.' ),
'additionalProperties' => false,
'execute_callback' => static function (): array {
$current_user = wp_get_current_user();
'id' => $current_user->ID,
'display_name' => $current_user->display_name,
'user_nicename' => $current_user->user_nicename,
'user_login' => $current_user->user_login,
'roles' => $current_user->roles,
'locale' => get_user_locale( $current_user ),
'permission_callback' => static function (): bool {
return is_user_logged_in();
'core/get-environment-info',
'label' => __( 'Get Environment Info' ),
'description' => __( 'Returns core details about the site\'s runtime context for diagnostics and compatibility (environment, PHP runtime, database server info, WordPress version).' ),
'category' => $category_site,
'output_schema' => array(
'required' => array( 'environment', 'php_version', 'db_server_info', 'wp_version' ),
'description' => __( 'The site\'s runtime environment classification (can be one of these: production, staging, development, local).' ),
'enum' => array( 'production', 'staging', 'development', 'local' ),
'description' => __( 'The PHP runtime version executing WordPress.' ),
'db_server_info' => array(
'description' => __( 'The database server vendor and version string reported by the driver.' ),
'description' => __( 'The WordPress core version running on this site.' ),
'additionalProperties' => false,
'execute_callback' => static function (): array {
$env = wp_get_environment_type();
$php_version = phpversion();
if ( method_exists( $wpdb, 'db_server_info' ) ) {
$db_server_info = $wpdb->db_server_info() ?? '';
$wp_version = get_bloginfo( 'version' );
'php_version' => $php_version,
'db_server_info' => $db_server_info,
'wp_version' => $wp_version,
'permission_callback' => static function (): bool {
return current_user_can( 'manage_options' );