PHP Cart::clear方法代码示例

 public function actionLogout()
 {
     // Удаляем информацию о пользователе из сессии
     unset($_SESSION['user']);
     Cart::clear();
     // Перенаправляем пользователя на главную страницу
     header('Location:/');
 }

 public function getDone(Request $request)
 {
     $id = $request->get('paymentId');
     $token = $request->get('token');
     $payer_id = $request->get('PayerID');
     $payment = PayPal::getById($id, $this->_apiContext);
     $paymentExecution = PayPal::PaymentExecution();
     $paymentExecution->setPayerId($payer_id);
     $executePayment = $payment->execute($paymentExecution, $this->_apiContext);
     \Cart::clear();
     return view('frontend.checkout.done')->with('categories', Category::all())->with('pay', $executePayment);
 }

 /**
  * Action для страницы "Оформление покупки"
  */
 public function actionCheckout()
 {
     // Получаем данные из корзины
     $productsInCart = Cart::getProductsInCart();
     // Если товаров нет, отправляем пользователи искать товары на главную
     if ($productsInCart == false) {
         header("Location: /");
     }
     // Список категорий для левого меню
     $categories = Category::getCategoriesList();
     // Находим общую стоимость
     $productsIds = array_keys($productsInCart);
     $products = Product::getProductsByIds($productsIds);
     $totalPrice = Cart::getTotalPrice($products);
     // Количество товаров
     $totalQuantity = Cart::cartItems();
     // Поля для формы
     $userName = false;
     $userPhone = false;
     $userComment = false;
     // Статус успешного оформления заказа
     $result = false;
     // Проверяем является ли пользователь гостем
     if (!User::isGuest()) {
         // Если пользователь не гость
         // Получаем информацию о пользователе из БД
         $userId = User::checkLogged();
         $user = User::getUserById($userId);
         $userName = $user['name'];
     } else {
         // Если гость, поля формы останутся пустыми
         $userId = false;
     }
     // Обработка формы
     if (isset($_POST['submit'])) {
         // Если форма отправлена
         // Получаем данные из формы
         $userName = $_POST['userName'];
         $userPhone = $_POST['userPhone'];
         $userComment = $_POST['userComment'];
         // Флаг ошибок
         $errors = false;
         // Валидация полей
         if (!User::checkName($userName)) {
             $errors[] = 'Неправильное имя';
         }
         if (!User::checkPhone($userPhone)) {
             $errors[] = 'Неправильный телефон';
         }
         if ($errors == false) {
             // Если ошибок нет
             // Сохраняем заказ в базе данных
             $result = Order::save($userName, $userPhone, $userComment, $userId, $productsInCart);
             if ($result) {
                 // Если заказ успешно сохранен
                 // Оповещаем администратора о новом заказе по почте
                 $adminEmail = 'polytov11@mail.ru';
                 $message = 'Cписок заказов';
                 $subject = 'Новый заказ!';
                 mail($adminEmail, $subject, $message);
                 // Очищаем корзину
                 Cart::clear();
             }
         }
     }
     // Подключаем вид
     require_once ROOT . '/views/cart/checkout.php';
     return true;
 }

 public function actionSubmit()
 {
     if (isset($_POST)) {
         // Получаем данные из формы
         $name = $_POST['name'];
         $email = $_POST['email'];
         $phone = $_POST['phone'];
         // Валидация данных
         $message = Cart::validation($name, $phone);
         if ($message['name'] || $message['phone']) {
             require_once ROOT . '/views/cart/submit_err.php';
         } else {
             // Если ошибок нет, сохраняем данные о пользователе в базе данных
             $id = Cart::saveUser($name, $email, $phone);
             // Формируем описание заказа в виде строк
             $order = Cart::getServices();
             if ($order) {
                 $servicesIds = array_keys($order);
                 $services = Services::getServicesDetailed($servicesIds);
                 $totalSum = Cart::getTotalSum($services);
                 $orderDetails = 'Новый заказ ';
                 $orderDetails .= 'от пользователя: id=' . $id . ', имя: ' . $name . ', email: ' . $email . ', тел.: ' . $phone . '. ';
                 foreach ($services as $service) {
                     $orderDetails .= $service["name"] . ' (id = ' . $service["id"] . ') по цене ' . $service["price"] . ' грн. в количестве ' . $order[$service["id"]] . '. ';
                 }
                 $orderDetails .= 'На общую сумму ' . $totalSum . ' грн.';
                 // Сохраняем заказ в базе данных
                 $orderId = Cart::saveOrder($id, $orderDetails);
             }
             // Если заказ сохранен
             if ($orderId != 0) {
                 // Оповещаем администратора о новом заказе по почте
                 $adminEmail = 'ad.fl87@mail.ru';
                 $subject = 'Новый заказ! Номер ' . $orderId;
                 $message = 'От пользователя: id=' . $id . ', имя: ' . $name . ', email: ' . $email . ', тел.: ' . $phone . '.';
                 // Если письмо успешно отправлено
                 if (mail($adminEmail, $subject, $message)) {
                     // Очищаем корзину
                     Cart::clear();
                 }
             }
             require_once ROOT . '/views/cart/done.php';
         }
     } else {
         require_once ROOT . '/views/cart/submit.php';
     }
     return true;
 }

//.........这里部分代码省略.........
             $data['address_name'] = $consignee;
             //收货人姓名
             $data['mobile'] = $phone_mob;
             //电话号码
             $data['address'] = $sheng . $shi . $qu . $address;
             //地址
             //自动保存地址进数据库
             if ($save_address) {
                 $add_address['consignee'] = $consignee;
                 $add_address['address'] = $address;
                 $add_address['mobile'] = $phone_mob;
                 $add_address['sheng'] = $sheng;
                 $add_address['shi'] = $shi;
                 $add_address['qu'] = $qu;
                 $user_address->add($add_address);
             }
         } else {
             $userId = $userinfo['id'];
             //提取用户地址
             $address = $user_address->where("uid='{$userId}'")->find($address_options);
             //取到地址
             $data['address_name'] = $address['consignee'];
             //收货人姓名
             $data['mobile'] = $address['mobile'];
             //电话号码
             $data['address'] = $address['sheng'] . $address['shi'] . $address['qu'] . $address['address'];
             //地址
         }
         $orderid = $item_order->add($data);
         //添加订单
         if ($orderid) {
             $orders['orderId'] = $dingdanhao;
             $item_goods = M('docunment_shop');
             foreach ($_SESSION['cart'] as $item) {
                 //减少库存
                 $item_goods->where(array('id' => $item['id']))->setDec('shop_goods_stock', $item['num']);
                 //$item_goods->where('id ='.$item['id'])->setDec('goods_stock',$item['num']);
                 $orders['itemId'] = $item['id'];
                 //商品ID
                 $orders['title'] = $item['name'];
                 //商品名称
                 $orders['img'] = $item['img'];
                 //商品图片
                 $orders['price'] = $item['price'];
                 //商品价格
                 $orders['quantity'] = $item['num'];
                 //购买数量
                 $order_detail->add($orders);
             }
             $cart->clear();
             //清空购物车
             $this->assign('orderid', $orderid);
             //订单ID
             $this->assign('dingdanhao', $dingdanhao);
             //订单号
             $this->assign('order_sumPrice', $data['order_sumPrice']);
         } else {
             $this->error('生成订单失败!');
         }
     } else {
         if (isset($_GET['orderId'])) {
             $item_order = M('shop_orders');
             //订单号
             $userId = $userinfo['id'];
             //去除单号  安全后缀  空格
             $orderId = str_replace(' ', '', str_replace('.html?showwxpaytitle=1', '', $_GET['orderId']));
             $orders = $item_order->where("userId='{$userId}' and orderId='{$orderId}'")->find();
             if (!is_array($orders)) {
                 $this->error('该订单不存在');
             }
             Wxpay::get_prepay_id();
             if (empty($orders['supportmetho'])) {
                 //是否已有支付方式
                 $this->assign('orderid', $orders['id']);
                 //订单ID
                 $this->assign('dingdanhao', $orders['orderId']);
                 //订单号
                 $this->assign('order_sumPrice', $orders['order_sumPrice']);
             } else {
                 //微信支付
                 $alipay = M('alipay')->find();
                 echo "<script>location.href='wapapli/alipayapi.php?WIDseller_email=" . $alipay['alipayname'] . "&WIDout_trade_no=" . $orderId . "&WIDsubject=" . $orderId . "&WIDtotal_fee=" . $orders['order_sumPrice'] . "'</script>";
                 die;
             }
         }
     }
     $this->book_menu($userinfo);
     //选择支付方式  货到付款  微信支付
     if (!empty($wxpay_config['hb_dh_diyong'])) {
         $time = time();
         $map['hb_star'] = array('lt', $time);
         $map['hb_end'] = array('gt', $time);
         $map['status'] = 1;
         $map['userid'] = $userinfo['id'];
         $hblist = M('wxpay_userhongbao')->where($map)->select();
         $this->assign('hblist', $hblist);
     }
     $this->assign('paylist', $wxpay_config['Allow_type']);
     $this->display();
 }

 function get_clear($id = null)
 {
     $ids = (array) $this->in('id', null);
     $id and $ids[] = $id;
     if ($ids) {
         foreach ($ids as $id) {
             Cart::clear($id);
         }
     } else {
         Cart::clear();
     }
     $this->status($ids ? 'remove' : 'clear', array('title' => ''));
     return $this->back(Cart::has() ? route('vanemart::cart') : '/');
 }

//.........这里部分代码省略.........
                 $add_address['shi'] = $shi;
                 $add_address['qu'] = $qu;
                 $user_address->data($add_address)->add();
             }
         } else {
             $userId = $this->visitor->info['id'];
             $address = $user_address->where("uid='{$userId}'")->find($address_options);
             //取到地址
             $data['address_name'] = $address['consignee'];
             //收货人姓名
             $data['mobile'] = $address['mobile'];
             //电话号码
             $data['address'] = $address['sheng'] . $address['shi'] . $address['qu'] . $address['address'];
             //地址
         }
         if ($orderid = $item_order->data($data)->add()) {
             $orders['orderId'] = $dingdanhao;
             foreach ($_SESSION['cart'] as $item) {
                 $item_goods->where('id=' . $item['id'])->setDec('goods_stock', $item['num']);
                 $orders['itemId'] = $item['id'];
                 //商品ID
                 $orders['title'] = $item['name'];
                 //商品名称
                 $orders['img'] = $item['img'];
                 //商品图片
                 $orders['price'] = $item['price'];
                 //商品价格
                 $orders['quantity'] = $item['num'];
                 //购买数量
                 $orders['color'] = $item['color'];
                 //购买数量
                 $order_detail->data($orders)->add();
             }
             $cart->clear();
             //清空购物车
             $payment_id = $_POST['payment_id'];
             $item_order = M('item_order')->where(" orderId='{$dingdanhao}'")->find();
             !$item_order && $this->_404();
             $title = '新订单' . $data['goods_sumPrice'] . '元';
             $content = '您收到订单' . $dingdanhao . '，商品' . $orders['quantity'] . '件，总价格' . $data['goods_sumPrice'] . '元。购买者姓名：' . $consignee . '。收货人地址：' . $data['address'];
             $tips_data = M('setting')->where(" name='tips'")->find();
             $emails = unserialize($tips_data['data']);
             if ($payment_id == 2) {
                 $data['status'] = 2;
                 $data['supportmetho'] = 2;
                 $data['support_time'] = time();
                 if (M('item_order')->where("orderId='{$dingdanhao}'")->data($data)->save()) {
                     $_SESSION['end'] = 1;
                     if ($emails && !empty($emails)) {
                         $mailer = mailer::get_instance();
                         $mailer->send($emails, $title, $content);
                     }
                     $this->redirect('Shopcart/index');
                 } else {
                     $this->error('操作失败!');
                 }
             } elseif ($payment_id == 1) {
                 $data['supportmetho'] = 1;
                 $userId = $this->visitor->info['id'];
                 if (M('item_order')->where("and orderId='{$dingdanhao}'")->data($data)->save()) {
                     $alipay = M('alipay')->find();
                     echo "<script>location.href='api/wapalipay/alipayapi.php?WIDseller_email=" . $alipay['alipayname'] . "&WIDout_trade_no=" . $dingdanhao . "&WIDsubject=" . $dingdanhao . "&WIDtotal_fee=" . $item_order['order_sumPrice'] . "'</script>";
                 } else {
                     $this->error('操作失败!');
                 }
             } else {

//.........这里部分代码省略.........
         $data['goods_sumPrice'] = $cart->getPrice();
         //商品总额
         $data['userId'] = $this->visitor->info['id'];
         //用户ID
         $data['userName'] = $this->visitor->info['username'];
         //用户名
         if ($address_options == 0) {
             $consignee = $this->_post('consignee', 'trim');
             //真实姓名
             $sheng = $this->_post('sheng', 'trim');
             //省
             $shi = $this->_post('shi', 'trim');
             //市
             $qu = $this->_post('qu', 'trim');
             //区
             $address = $this->_post('address', 'trim');
             //详细地址
             $phone_mob = $this->_post('phone_mob', 'trim');
             //电话号码
             $save_address = $this->_post('save_address', 'trim');
             //是否保存地址
             $data['address_name'] = $consignee;
             //收货人姓名
             $data['mobile'] = $phone_mob;
             //电话号码
             $data['address'] = $sheng . $shi . $qu . $address;
             //地址
             if ($save_address) {
                 //保存地址
                 $add_address['uid'] = $this->visitor->info['id'];
                 $add_address['consignee'] = $consignee;
                 $add_address['address'] = $address;
                 $add_address['mobile'] = $phone_mob;
                 $add_address['sheng'] = $sheng;
                 $add_address['shi'] = $shi;
                 $add_address['qu'] = $qu;
                 $user_address->data($add_address)->add();
             }
         } else {
             $address = $user_address->where('uid=' . $this->visitor->info['id'])->find($address_options);
             //取到地址
             $data['address_name'] = $address['consignee'];
             //收货人姓名
             $data['mobile'] = $address['mobile'];
             //电话号码
             $data['address'] = $address['sheng'] . $address['shi'] . $address['qu'] . $address['address'];
             //地址
         }
         if ($orderid = $item_order->data($data)->add()) {
             //添加订单成功
             $orders['orderId'] = $dingdanhao;
             foreach ($_SESSION['cart'] as $item) {
                 $item_goods->where('id=' . $item['id'])->setDec('goods_stock', $item['num']);
                 $orders['itemId'] = $item['id'];
                 //商品ID
                 $orders['title'] = $item['name'];
                 //商品名称
                 $orders['img'] = $item['img'];
                 //商品图片
                 $orders['price'] = $item['price'];
                 //商品价格
                 $orders['quantity'] = $item['num'];
                 //购买数量
                 $order_detail->data($orders)->add();
             }
             $cart->clear();
             //清空购物车
             $this->assign('orderid', $orderid);
             //订单ID
             $this->assign('dingdanhao', $dingdanhao);
             //订单号
             $this->assign('order_sumPrice', $data['order_sumPrice']);
         } else {
             $this->error('生成订单失败!');
         }
     } elseif (isset($_GET['orderId'])) {
         $item_order = M('item_order');
         $orderId = $_GET['orderId'];
         //订单号
         $orders = $item_order->where('userId=' . $this->visitor->info['id'] . ' and orderId=' . $orderId)->find();
         if (!is_array($orders)) {
             $this->_404();
         }
         if (empty($orders['supportmetho'])) {
             //是否已有支付方式
             $this->assign('orderid', $orders['id']);
             //订单ID
             $this->assign('dingdanhao', $orders['orderId']);
             //订单号
             $this->assign('order_sumPrice', $orders['order_sumPrice']);
         } else {
             $alipay = M('alipay')->find();
             echo "<script>location.href='wapapli/alipayapi.php?WIDseller_email=" . $alipay['alipayname'] . "&WIDout_trade_no=" . $orderId . "&WIDsubject=" . $orderId . "&WIDtotal_fee=" . $orders['order_sumPrice'] . "'</script>";
             exit;
         }
     } else {
         $this->redirect('user/index');
     }
     $this->display();
 }

//.........这里部分代码省略.........
             //地址
             $data['freetype'] = $freetype;
             //配送方式
             $data['freeprice'] = $free_sum;
             //配送金额
             $data['tokenTall'] = $key;
             $all_order_arr[] = $dingdanhao;
             $all_order_price = $all_order_price + $goods_sum + $free_sum;
             if ($orderid = $item_order->data($data)->add()) {
                 $orders = array();
                 $orders['orderId'] = $dingdanhao;
                 foreach ($value['item'] as $item) {
                     $item_goods->where('id=' . $item['id'])->setDec('goods_stock', $item['num']);
                     $orders['itemId'] = $item['id'];
                     //商品ID
                     $orders['title'] = $item['name'];
                     //商品名称
                     $orders['img'] = $item['img'];
                     //商品图片
                     $orders['price'] = $item['price'];
                     //商品价格
                     $orders['quantity'] = $item['num'];
                     //购买数量
                     $orders['size'] = $item['size'];
                     //购买大小
                     $orders['color'] = $item['color'];
                     //购买颜色
                     $order_detail->data($orders)->add();
                     //添加订单明细
                 }
             } else {
                 $this->error('生成订单失败!');
             }
         }
         $cart->clear();
         //清空购物车
         //$this->assign('orderid',$orderid);//订单ID
         //$this->assign('dingdanhao',$dingdanhao);//订单号
         //$this->assign('order_sumPrice',$data['order_sumPrice']);
         //header("content-Type: text/html; charset=Utf-8");
         //dump(implode(',', $all_order_arr));exit;
         //重新生成一个合并订单号，用于支付，并将原订单号和合并订单号的关联关系写入表中。
         $merge = date("Y-m-dH-i-s");
         $merge = str_replace("-", "", $merge);
         $merge .= rand(1000, 2000);
         foreach ($all_order_arr as $order) {
             $data1['orderid'] = $order;
             $data1['mergeid'] = $merge;
             M('order_merge')->where("orderid='" . $order . "'")->delete();
             M('order_merge')->data($data1)->add();
         }
         //$this->assign('dingdanhao', implode(',', $all_order_arr));//所有订单
         //所有订单号
         $this->assign('allorderid', $all_order_arr);
         //支付号
         $this->assign('dingdanhao', $merge);
         $this->assign('order_sumPrice', $all_order_price);
         //总金额
         $this->assign('order_zhifu', '0');
     } else {
         if (isset($_GET['orderId'])) {
             $item_order = M('item_order');
             $orderId = $_GET['orderId'];
             //订单号
             $orders = $item_order->where("userId='" . $this->visitor->info['id'] . "' and orderId='" . $orderId . "'")->find();
             if (!is_array($orders)) {
                 $this->_404();
             }
             $this->assign('orderid', $orders['id']);
             //订单ID
             /* 
              * 不能这么干，应该发起查询，如果没有支付，则再进行支付。by zcb
             //重新生成一个合并订单号，用于支付，并将原订单号和合并订单号的关联关系写入表中。
             $merge = date("Y-m-dH-i-s");
             $merge = str_replace("-","",$merge);
             $merge .= rand(1000,2000);
             M('order_merge')->where("orderid='".$orderId."'")->delete();
             M('order_merge')->data(array('orderid'=>$orderId, 'mergeid'=>$merge))->add();
             */
             $merge = M('order_merge')->where(array('orderid' => $orderId))->find();
             //支付号
             $this->assign('dingdanhao', $merge['mergeid']);
             //订单号
             $this->assign('allorderid', array($orderId));
             $this->assign('order_sumPrice', $orders['order_sumPrice']);
             $this->assign('order_exist', '1');
             if (empty($orders['supportmetho'])) {
                 $this->assign('order_zhifu', '0');
             } else {
                 //$alipay=M('alipay')->find();
                 //echo "<script>location.href='wapapli/alipayapi.php?WIDseller_email=".$alipay['alipayname']."&WIDout_trade_no=".$orderId."&WIDsubject=".$orderId."&WIDtotal_fee=".$orders['order_sumPrice']."'</script>";
                 //exit;
                 $this->assign('order_zhifu', $orders['supportmetho']);
             }
         } else {
             $this->redirect('user/index', array('tokenTall' => $tokenTall));
         }
     }
     $this->display();
 }

 public function action_clear_cart()
 {
     $items = \Cart::items();
     $order = null;
     if (is_numeric(\Session::get('order.id'))) {
         $order = \Order\Model_Order::find_one_by_id(\Session::get('order.id'));
     }
     if ($order) {
         $order->delete();
     }
     if ($items) {
         foreach ($items as $item) {
             // Find artworks
             if ($unique_id = $item->get('unique_id')) {
                 if ($artworks = \Order\Model_Artwork::find(array('where' => array('unique_id' => $unique_id, 'order_id' => \Session::get('order.id'))))) {
                     $ysi = \Yousendit\Base::forge();
                     // Artworks (update, delete)
                     foreach ($artworks as $artwork) {
                         // Remove deleted artwork
                         if ($artwork->file_id) {
                             $ysi->delete_artwork($artwork->file_id);
                         }
                     }
                 }
             }
         }
     }
     // Delete order & cart session
     \Session::delete('order.id');
     \Cart::clear();
     \Messages::info('Your cart is empty.');
     if (\Input::is_ajax()) {
         echo \Messages::display();
         exit;
     } else {
         \Response::redirect(\Input::referrer(\Uri::create('order/checkout/address')));
     }
 }

function loadApi($action)
{
    switch ($action) {
        case 'htmlpopupdata':
            $htmlData = Cart::htmlPopupData();
            $data = json_encode(array('data' => $htmlData));
            return $data;
            break;
        case 'add_product':
            if (!Request::has(array('productid', 'quantity'))) {
                throw new Exception("Product not valid.");
            }
            try {
                Cart::addProduct(Request::get('productid'), Request::get('quantity'));
                $data = json_encode(array('error' => 'no', 'message' => 'Add product success.'));
                return $data;
            } catch (Exception $e) {
                throw new Exception($e->getMessage());
            }
            break;
        case 'remove_product':
            if (!Request::has('productid')) {
                throw new Exception("Product not valid.");
            }
            Cart::removeProduct(Request::get('productid'));
            $data = json_encode(array('error' => 'no', 'message' => 'Remove product success.'));
            return $data;
            break;
        case 'remove_coupon':
            if (!Request::has('code')) {
                throw new Exception("Coupon not valid.");
            }
            Cart::removeCoupon();
            $data = json_encode(array('error' => 'no', 'message' => 'Remove coupon success.'));
            return $data;
            break;
        case 'remove_voucher':
            if (!Request::has('code')) {
                throw new Exception("Voucher not valid.");
            }
            Cart::removeVoucher();
            $data = json_encode(array('error' => 'no', 'message' => 'Remove voucher success.'));
            return $data;
            break;
        case 'clear':
            Cart::clear();
            $data = json_encode(array('error' => 'no', 'message' => 'Clear cart success.'));
            return $data;
            break;
        case 'add_coupon':
            if (!Request::has('code')) {
                throw new Exception("Coupon code not valid.");
            }
            try {
                Cart::addCoupon(Request::get('code'));
                $data = json_encode(array('error' => 'no', 'message' => 'Add coupon success.'));
                return $data;
            } catch (Exception $e) {
                throw new Exception($e->getMessage());
            }
            break;
        case 'add_voucher':
            if (!Request::has('code')) {
                throw new Exception("Voucher code not valid.");
            }
            try {
                Cart::addVoucher(Request::get('code'));
                $data = json_encode(array('error' => 'no', 'message' => 'Add voucher success.'));
                return $data;
            } catch (Exception $e) {
                throw new Exception($e->getMessage());
            }
            break;
    }
}

 public function actionCheckout()
 {
     // get data from Cart
     $productInCart = Cart::getProduct();
     if ($productInCart == false) {
         header("Location: /");
     }
     // get categories list for left menu
     $categories = Category::getCategoriesList();
     // get total price
     $productsId = array_keys($productInCart);
     $products = Product::getProductByIds($productsId);
     $totalPrice = Cart::getTotalPrice($products);
     // get count of products
     $totalQuantity = Cart::countItems();
     // fields for form
     $userName = false;
     $userPhone = false;
     $userComment = false;
     // the status of a successful checkout
     $result = false;
     // check is user guest
     if (!User::isGuest()) {
         // if user not guest get his info from database
         $userId = User::checkLogged();
         $user = User::getUserById($userId);
         $userName = $user['name'];
     } else {
         // if user is guest -- the forms field will be empty
         $userId = false;
     }
     if (isset($_POST['submit'])) {
         // read form data
         $userName = $_POST['userName'];
         $userPhone = $_POST['userPhone'];
         $userComment = $_POST['userComment'];
         // data validation
         $errors = false;
         if (!User::checkName($userName)) {
             $errors[] = 'Wrong input name';
         }
         if (!User::checkPhoneNumber($userPhone)) {
             $errors[] = 'Wrong intup Phone number';
         }
         if ($errors == false) {
             // data input correctly
             // save order in database
             $result = Order::save($userName, $userPhone, $userComment, $userId, $productInCart);
             // send email
             if ($result) {
                 // $adminEmail = 'jlumarlin@gmail.com';
                 // $message = 'future link on admin part';
                 // $subject = 'New order';
                 // mail($adminEmail, $subject, $message);
                 // clear the cart
                 Cart::clear();
             }
         }
     }
     require_once ROOT . '/views/cart/checkout.php';
     return true;
 }

require_once ROOT . DS . 'controllers' . DS . 'cart.class.php';
require_once ROOT . DS . 'controllers' . DS . 'cookie.class.php';
require_once 'db.class.php';
$cart = new Cart();
$db = new DB($db_host, $db_user, $db_password, $db_name);
$action = isset($_GET['action']) ? $_GET['action'] : 'list';
if ($action == 'add') {
    $id = $_GET['id'];
    $cart->addProduct($id);
    header('Location: index.php');
} elseif ($action == 'delete') {
    $id = $_GET['id'];
    $cart->deleteProduct($id);
    header('Location: cart.php');
} elseif ($action == 'clear') {
    $cart->clear();
    header('Location: cart.php');
} else {
    if ($cart->isEmpty()) {
        echo "Cart is empty";
    } else {
        $id_sql = $cart->getProducts(true);
        $sql = "SELECT * FROM books WHERE id IN ({$id_sql})";
        $books = $db->query($sql);
        echo "My cart: <br>";
        foreach ($books as $book) {
            echo "<b>{$book['title']}</b>  <a href='cart.php?action=delete&id={$book['id']}'>Delete from cart</a> <br>";
        }
    }
}
?>

 public function actionClear()
 {
     Cart::clear();
 }

//.........这里部分代码省略.........
                 $is_success = $regimentRelationObj->update('id = ' . $resultData['relation_id']);
             }
             if ($is_success == '' || $resultData['flag'] == false) {
                 $errorMsg = isset($resultData['data']) && $resultData['data'] != '' ? $resultData['data'] : '团购报名失败';
                 IError::show(403, $errorMsg);
                 exit;
             }
         } else {
             if ($promo == 'time') {
                 $order_type = 2;
             }
         }
     }
     //付款方式,判断是否为货到付款
     $deliveryObj = new IModel('delivery');
     $deliveryRow = $deliveryObj->getObj('id = ' . $delivery_id, 'type');
     if ($deliveryRow['type'] == 0 && $payment == 0) {
         IError::show(403, '请选择支付方式');
     } else {
         if ($deliveryRow['type'] == 1) {
             $payment = 0;
         }
     }
     $countSumObj = new CountSum();
     //直接购买商品方式
     if ($type != '' && $gid != 0) {
         //计算$gid商品
         $goodsResult = $countSumObj->direct_count($gid, $type, $num, $promo, $active_id);
     } else {
         //计算购物车中的商品价格$goodsResult
         $goodsResult = $countSumObj->cart_count();
         //清空购物车
         $cartObj = new Cart();
         $cartObj->clear();
     }
     //判断商品商品是否存在
     if (empty($goodsResult['goodsList']) && empty($goodsResult['productList'])) {
         IError::show(403, '商品数据不存在');
         exit;
     }
     $sum_r = $goodsResult['sum'];
     $proReduce_r = $goodsResult['proReduce'];
     $reduce_r = $goodsResult['reduce'];
     $final_sum_r = $goodsResult['final_sum'];
     $freeFreight_r = $goodsResult['freeFreight'];
     $point_r = $goodsResult['point'];
     $exp_r = $goodsResult['exp'];
     //计算运费$deliveryPrice和保价$protect_price
     $deliveryList = Delivery::getDelivery($province, $goodsResult['weight'], $final_sum_r);
     $deliveryPrice = $deliveryList[$delivery_id]['price'];
     if ($is_protectPrice == null) {
         $protect_price = 0;
         $if_insured = 0;
     } else {
         $protect_price = $deliveryList[$delivery_id]['protect_price'];
         $if_insured = 1;
     }
     if ($freeFreight_r == true) {
         $deliveryPrice_r = 0;
     } else {
         $deliveryPrice_r = $deliveryPrice;
     }
     //获取红包减免金额
     if ($ticket_id != '') {
         $memberObj = new IModel('member');
         $memberRow = $memberObj->getObj('user_id = ' . $user_id, 'prop,custom');