Horde_ActiveSync_Driver_Base::setup PHP Method

    public function setup($user)
    {
        $this->_user = $user;
        return true;
    }

 /**
  * Setup sync parameters. The user provided here is the user the backend
  * will sync with. This allows you to authenticate as one user, and sync as
  * another, if the backend supports this (Horde does not).
  *
  * @param string $user      The username to sync as on the backend.
  *
  * @return boolean
  */
 public function setup($user)
 {
     parent::setup($user);
     $this->_modCache = array();
     return true;
 }