function action_index()
 {
     if (isset($_POST['submit'])) {
         $validator = new validator();
         $data["errors"]["login"] = $validator->is_correct_login($_POST['login']) ? "" : "has-error";
         $data["errors"]["pass"] = $validator->is_correct_pass($_POST['password']) ? "" : "has-error";
         if ($this->model->approveUser($_POST['login'], $_POST['password']) && $validator->result) {
             header("Location: /main");
         } else {
             $data["errors"]["login"] = "******";
             $data["errors"]["pass"] = "******";
         }
     }
     $data["login"] = $this->model->get_login();
     $this->view->generate('login_view.php', 'template_view.php', $data);
 }
 function action_index()
 {
     $validator = new validator();
     $data["login"] = $this->model->get_login();
     $data["options"] = $this->model->get_options();
     if (isset($_POST['submit'])) {
         $user = $this->create_user();
         $data["errors"]["login"] = $validator->is_correct_login($user->login) ? "" : "has-error";
         $data["errors"]["pass"] = $validator->is_correct_pass($user->password) ? "" : "has-error";
         $data["errors"]["contacts"] = $validator->is_correct_contacts($user->contacts) ? "" : "has-error";
         $data["errors"]["info"] = $validator->is_correct_info($user->user_info) ? "" : "has-error";
         if ($validator->result) {
             if ($this->model->add_user($user)) {
                 header("Location: /login");
             }
         }
     }
     $this->view->generate('registration_view.php', 'template_view.php', $data);
 }