public static function handle_login()
 {
     $userparams = $_POST;
     $user = User::authenticate($userparams['username'], $userparams['password']);
     if (!$user) {
         View::make('/user/login.html', array('error' => "Väärä salasana tai käyttäjätunnus!"));
     } else {
         $_SESSION['user'] = $user->username;
         $_SESSION['friend_of'] = User::friend_of($_SESSION['user']);
         //Kint::trace();
         //Kint::dump($_SESSION['user']);
         //Kint::dump($_SESSION['friend_of']);
         Redirect::to('/catchList');
     }
 }