namespace = 'wp-site-health/v1'; $this->rest_base = 'tests'; $this->site_health = $site_health; } /** * Registers API routes. * * @since 5.6.0 * @since 6.1.0 Adds page-cache async test. * * @see register_rest_route() */ public function register_routes() { register_rest_route( $this->namespace, sprintf( '/%s/%s', $this->rest_base, 'background-updates' ), array( array( 'methods' => 'GET', 'callback' => array( $this, 'test_background_updates' ), 'permission_callback' => function () { return $this->validate_request_permission( 'background_updates' ); }, ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); register_rest_route( $this->namespace, sprintf( '/%s/%s', $this->rest_base, 'loopback-requests' ), array( array( 'methods' => 'GET', 'callback' => array( $this, 'test_loopback_requests' ), 'permission_callback' => function () { return $this->validate_request_permission( 'loopback_requests' ); }, ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); register_rest_route( $this->namespace, sprintf( '/%s/%s', $this->rest_base, 'https-status' ), array( array( 'methods' => 'GET', 'callback' => array( $this, 'test_https_status' ), 'permission_callback' => function () { return $this->validate_request_permission( 'https_status' ); }, ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); register_rest_route( $this->namespace, sprintf( '/%s/%s', $this->rest_base, 'dotorg-communication' ), array( array( 'methods' => 'GET', 'callback' => array( $this, 'test_dotorg_communication' ), 'permission_callback' => function () { return $this->validate_request_permission( 'dotorg_communication' ); }, ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); register_rest_route( $this->namespace, sprintf( '/%s/%s', $this->rest_base, 'authorization-header' ), array( array( 'methods' => 'GET', 'callback' => array( $this, 'test_authorization_header' ), 'permission_callback' => function () { return $this->validate_request_permission( 'authorization_header' ); }, ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); register_rest_route( $this->namespace, sprintf( '/%s', 'directory-sizes' ), array( 'methods' => 'GET', 'callback' => array( $this, 'get_directory_sizes' ), 'permission_callback' => function () { return $this->validate_request_permission( 'directory_sizes' ) && ! is_multisite(); }, ) ); register_rest_route( $this->namespace, sprintf( '/%s/%s', $this->rest_base, 'page-cache' ), array( array( 'methods' => 'GET', 'callback' => array( $this, 'test_page_cache' ), 'permission_callback' => function () { return $this->validate_request_permission( 'page_cache' ); }, ), ) ); } /** * Validates if the current user can request this REST endpoint. * * @since 5.6.0 * * @param string $check The endpoint check being ran. * @return bool */ protected function validate_request_permission( $check ) { $default_capability = 'view_site_health_checks'; /** * Filters the capability needed to run a given Site Health check. * * @since 5.6.0 * * @param string $default_capability The default capability required for this check. * @param string $check The Site Health check being performed. */ $capability = apply_filters( "site_health_test_rest_capability_{$check}", $default_capability, $check ); return current_user_can( $capability ); } /** * Checks if background updates work as expected. * * @since 5.6.0 * * @return array */ public function test_background_updates() { $this->load_admin_textdomain(); return $this->site_health->get_test_background_updates(); } /** * Checks that the site can reach the WordPress.org API. * * @since 5.6.0 * * @return array */ public function test_dotorg_communication() { $this->load_admin_textdomain(); return $this->site_health->get_test_dotorg_communication(); } /** * Checks that loopbacks can be performed. * * @since 5.6.0 * * @return array */ public function test_loopback_requests() { $this->load_admin_textdomain(); return $this->site_health->get_test_loopback_requests(); } /** * Checks that the site's frontend can be accessed over HTTPS. * * @since 5.7.0 * * @return array */ public function test_https_status() { $this->load_admin_textdomain(); return $this->site_health->get_test_https_status(); } /** * Checks that the authorization header is valid. * * @since 5.6.0 * * @return array */ public function test_authorization_header() { $this->load_admin_textdomain(); return $this->site_health->get_test_authorization_header(); } /** * Checks that full page cache is active. * * @since 6.1.0 * * @return array The test result. */ public function test_page_cache() { $this->load_admin_textdomain(); return $this->site_health->get_test_page_cache(); } /** * Gets the current directory sizes for this install. * * @since 5.6.0 * * @return array|WP_Error */ public function get_directory_sizes() { if ( ! class_exists( 'WP_Debug_Data' ) ) { require_once ABSPATH . 'wp-admin/includes/class-wp-debug-data.php'; } $this->load_admin_textdomain(); $sizes_data = WP_Debug_Data::get_sizes(); $all_sizes = array( 'raw' => 0 ); foreach ( $sizes_data as $name => $value ) { $name = sanitize_text_field( $name ); $data = array(); if ( isset( $value['size'] ) ) { if ( is_string( $value['size'] ) ) { $data['size'] = sanitize_text_field( $value['size'] ); } else { $data['size'] = (int) $value['size']; } } if ( isset( $value['debug'] ) ) { if ( is_string( $value['debug'] ) ) { $data['debug'] = sanitize_text_field( $value['debug'] ); } else { $data['debug'] = (int) $value['debug']; } } if ( ! empty( $value['raw'] ) ) { $data['raw'] = (int) $value['raw']; } $all_sizes[ $name ] = $data; } if ( isset( $all_sizes['total_size']['debug'] ) && 'not available' === $all_sizes['total_size']['debug'] ) { return new WP_Error( 'not_available', __( 'Directory sizes could not be returned.' ), array( 'status' => 500 ) ); } return $all_sizes; } /** * Loads the admin textdomain for Site Health tests. * * The {@see WP_Site_Health} class is defined in WP-Admin, while the REST API operates in a front-end context. * This means that the translations for Site Health won't be loaded by default in {@see load_default_textdomain()}. * * @since 5.6.0 */ protected function load_admin_textdomain() { // Accounts for inner REST API requests in the admin. if ( ! is_admin() ) { $locale = determine_locale(); load_textdomain( 'default', WP_LANG_DIR . "/admin-$locale.mo", $locale ); } } /** * Gets the schema for each site health test. * * @since 5.6.0 * * @return array The test schema. */ public function get_item_schema() { if ( $this->schema ) { return $this->schema; } $this->schema = array( '$schema' => 'http://json-schema.org/draft-04/schema#', 'title' => 'wp-site-health-test', 'type' => 'object', 'properties' => array( 'test' => array( 'type' => 'string', 'description' => __( 'The name of the test being run.' ), 'readonly' => true, ), 'label' => array( 'type' => 'string', 'description' => __( 'A label describing the test.' ), 'readonly' => true, ), 'status' => array( 'type' => 'string', 'description' => __( 'The status of the test.' ), 'enum' => array( 'good', 'recommended', 'critical' ), 'readonly' => true, ), 'badge' => array( 'type' => 'object', 'description' => __( 'The category this test is grouped in.' ), 'properties' => array( 'label' => array( 'type' => 'string', 'readonly' => true, ), 'color' => array( 'type' => 'string', 'enum' => array( 'blue', 'orange', 'red', 'green', 'purple', 'gray' ), 'readonly' => true, ), ), 'readonly' => true, ), 'description' => array( 'type' => 'string', 'description' => __( 'A more descriptive explanation of what the test looks for, and why it is important for the user.' ), 'readonly' => true, ), 'actions' => array( 'type' => 'string', 'description' => __( 'HTML containing an action to direct the user to where they can resolve the issue.' ), 'readonly' => true, ), ), ); return $this->schema; } }