public function check()
    {
        $hasUser = $this->session->has('twitter.user_id') && $this->session->has('twitter.screen_name');

        return $this->hasSessionToken() && $hasUser;
    }
public function check()
    {
        $hasUser = $this->session->has('twitter.user_id') && $this->session->has('twitter.screen_name');

        return $this->hasSessionToken() && $hasUser;
    }
public function check ( ) { $ hasUser = $ this -> session -> has ( 'twitter.user_id' ) && $ this -> session -> has ( 'twitter.screen_name' ) ; return $ this -> hasSessionToken ( ) && $ hasUser ; }
Determine whether have logged user.

@return bool
Determine whether have logged user .