public function luoTunnus()
{
$params = $_POST;
$user = Tili::autentikoi($params['nimi'], $params['salasana']);
$tili = new Tili(array('name' => $params['nimi'], 'password' => $params['salasana']));
$errors = $tili->errors();
if (count($errors) == 0) {
$tili->save();
$_SESSION['user'] = $tili->id;
Redirect::to('/', array('message' => 'Tunnuksen luonti onnistunut!'));
} else {
Redirect::to('/login', array('errors' => $errors, 'muuttujat' => $params));
}
}
