private function handle_form()
 {
     if ($this->server_conf->is_php_compatible() && PHPBoostFoldersPermissions::validate()) {
         if (UpdateServices::database_config_file_checked()) {
             $service = new UpdateServices();
             $service->generate_update_token();
             AppContext::get_response()->redirect(UpdateUrlBuilder::update());
         }
         AppContext::get_response()->redirect(UpdateUrlBuilder::database());
     }
 }