$newCircle = new Circle();
$controller = @$_GET['controller'];
switch ($controller) {
case 'AddCircle':
echo $newCircle->AddCircle();
break;
case 'SaveCircle':
echo $newCircle->SaveCircle();
break;
case 'Pass':
echo $user = $_GET['user'];
echo $newCircle->Pass($user);
break;
case 'joinCircle':
echo $newCircle->joinCircle();
break;
case 'delCircle':
echo $newCircle->delCircle();
break;
case 'searchCircle':
$circlname = $_GET['circlname'];
echo json_encode($newCircle->searchCircle($circlname));
break;
case 'searchCircleByUserId':
$userId = $_GET['userId'];
echo json_encode($newCircle->searchCircleByUserId($userId));
break;
default:
echo -2;
break;
}