Unnamed

<?php
global $user;
$allowed = array('authenticated');
$notallowed = array('artist','GoZabo Administrator', 'SuperAdmin');
$valid=TRUE;
foreach($user->roles as $role){
  if(!in_array($role, $allowed) || in_array($role, $notallowed)) {
    $valid=FALSE;
  }
}
return $valid;
?>