public function get_locked_user($post_id)
{
if (!function_exists('wp_check_post_lock')) {
require_once ABSPATH . 'wp-admin/includes/post.php';
}
$locked_user = wp_check_post_lock($post_id);
if (!$locked_user) {
return false;
}
return get_user_by('id', $locked_user);
}