new_contents: import facebook
  
  def profile_for_user(user):
    profile = user.facebookprofile_set.all()
    if not profile:
      return None
    return profile[0]
  
  def session_for_user(user):
    profile = profile_for_user(user)
    if not profile:
      return None
    session = profile.session.all()
    if not session:
      return None
    return session[0]
  
  def stream_publish(user, **kwargs):
    session = session_for_user(user)
    if not session:
      raise ValueError, "No session."
    fb = facebook.Facebook(settings.FACEBOOK_API_KEY,
        settings.FACEBOOK_SECRET_KEY)
    fb.session_key = session.session_id
    fb.session_key_expires = 0
    return fb.stream.publish(**kwargs)
  
subject: Add utility methods for facebook stuff.