restricting scaffolding

[eluser]misterdonut[/eluser]
can i do it like this

Code:

<?php
class Blog extends Controller {

       function Blog()
       {
            parent::Controller();

            if ($_SESSION['access']=== TRUE) //use session for checking?
            {
                 $this->load->scaffolding('table_name');
            }
            else
            {
                 redirect('user/login');
            }
       }
}
?>