Model

class UserRepository
{
    private $mapper;

    public function __construct(Nette\Database\Context $database)
    {
       $this->mapper = new UserMapper($database)
    }
}

class UserMapper
{
    private $database;

    private $table = 'users';

    public function __construct(Nette\Database\Context $database)
    {
        $this->database = $database;
    }

    /** REGISTRACE UZIVATELE
        @return int (user id)
    **/
    public function insertNewUser(USERENTITY $user)
    {
        return $this->database->table($this->table)->insert($user->toArray());
    }


}

class User
{

    private $id;

    private $username;

    private $password;

// etc ...
// musis si udelat neco cim ty entity naplnnis

    /**
       @param $data (data z formulare nebo radek z databaze whatever)
    **/
    public function __construct($data)
    {
        // naplnis entitu datama a si libovej
        // rekneme ze ti prijde http request na registraci
            // nejak to vymrdas ti data z JSONU zavolas si new User(json data api)
        // a pak zavolas jenom repository
        // $repository->insertNewUser($userEntity)

        $this->populate($data);
    }

    /** VYMYSLI JAK SI BUDES CHTIT NAPLNOVAT PROPERTIES TY TRIDY **/
    private function populate()
    {

    }

}