Wordpress优化屏蔽 REST API及RPC-XML

//禁用XML-RPC接口
add_filter('xmlrpc_enabled', '__return_false');

//禁用 WordPress Rest API 默认路由
remove_action('rest_api_init', 'create_initial_rest_routes', 99);

/*
* 屏蔽 REST API
*/
add_filter('json_enabled', '__return_false');
add_filter('json_jsonp_enabled', '__return_false');
add_filter('rest_enabled', '__return_false');
add_filter('rest_jsonp_enabled', '__return_false');
// 移除头部wp-json标签与HTTP header中的link
remove_action('wp_head', 'rest_output_link_wp_head', 10);
remove_action('template_redirect', 'rest_output_link_header', 11);
add_filter('rest_authentication_errors', 'demo_disable_rest_api');
function demo_disable_rest_api($access)
{
return new WP_Error('rest_disabled', __('The REST API on this site has been disabled.'), ['status' => rest_authorization_required_code()]);
}

/*
* 屏蔽 健康状态检测
*/
function prefix_remove_site_health( $tests ) {
unset( $tests['direct']['php_version'] );
unset( $tests['direct']['wordpress_version'] );
unset( $tests['direct']['plugin_version'] );
unset( $tests['direct']['theme_version'] );
unset( $tests['direct']['sql_server'] );
unset( $tests['direct']['php_extensions'] );
unset( $tests['direct']['php_default_timezone'] );
unset( $tests['direct']['php_sessions'] );
unset( $tests['direct']['utf8mb4_support'] );
unset( $tests['direct']['https_status'] );
unset( $tests['direct']['ssl_support'] );
unset( $tests['direct']['scheduled_events'] );
unset( $tests['direct']['http_requests'] );
unset( $tests['direct']['is_in_debug_mode'] );
unset( $tests['direct']['dotorg_communication'] );
unset( $tests['direct']['background_updates'] );
unset( $tests['direct']['loopback_requests'] );
unset( $tests['direct']['rest_availability'] );
return $tests;
}

add_filter( 'site_status_tests', 'prefix_remove_site_health' );