public function index()
{
$data['user'] = User::getCurrent();
$data['flow_num10'] = Stats::dataUsage(0);
$data['flow_num30'] = Stats::dataUsage(1);
$data['flow_num100'] = Stats::dataUsage(2);
$data['flow_max'] = Stats::dataUsage(3);
$data['userCount'] = Stats::countUser();
$data['money'] = Stats::countMoney();
Template::setContext($data);
Template::setView('admin/index');
}