public function getMyCart()
 {
     $cart = Session::get('cart.items');
     $amounts = Session::get('cart.amounts');
     $products = array();
     if (!empty($cart)) {
         $products = Product::whereIN('id', $cart)->get();
     }
     $data = array('products' => $products, 'amounts' => $amounts);
     return View::make('cart.index', $data);
 }