Как узнать активного пользователя?

нашел может еще кому-то пригодиться
<?php global $current_user;
get_currentuserinfo();

echo(‘Username: ‘ . $current_user->user_login . "\n");
echo(‘User email: ‘ . $current_user->user_email . "\n");
echo(‘User level: ‘ . $current_user->user_level . "\n");
echo(‘User first name: ‘ . $current_user->user_firstname . "\n");
echo(‘User last name: ‘ . $current_user->user_lastname . "\n");
echo(‘User display name: ‘ . $current_user->display_name . "\n");
echo(‘User ID: ‘ . $current_user->ID . "\n");
?>