title: How to catch an id from sfUser?
body: <p>I'm working with symfony 1.4 &amp; i use sfDoctrineGuardPlugin as a tool for authentifications.</p>
  
  <p>I want to catch the Id of user in order te store it in my table.</p>
  
  <p>After a small research, I guess I have to use that expression : <code>getUser()-&gt;getGuardUser()-&gt;getId()</code>.</p>
  
  <p>What i looking for is how to invest that expression for my target.</p>