}

    /* 检查积分余额是否合法 */
    $user_id = $_SESSION['user_id'];
    if ($user_id > 0)
    {
        $user_info = user_info($user_id);

        $order['surplus'] = min($order['surplus'], $user_info['user_money'] + $user_info['credit_line']);
        if ($order['surplus'] < 0)
        {
            $order['surplus'] = 0;
        }

        // 查询用户有多少积分
        $flow_points = flow_available_points();  // 该订单允许使用的积分
        $user_points = $user_info['pay_points']; // 用户的积分总数

        $order['integral'] = min($order['integral'], $user_points, $flow_points);
        if ($order['integral'] < 0)
        {
            $order['integral'] = 0;
        }
    }
    else
    {
        $order['surplus']  = 0;
        $order['integral'] = 0;
    }

    /* 检查红包是否存在 */

     $order['extension_code'] = $_SESSION['extension_code'];
     $order['extension_id'] = $_SESSION['extension_id'];
 } else {
     $order['extension_code'] = '';
     $order['extension_id'] = 0;
 }
 /* 检查积分余额是否合法 */
 $user_id = $_SESSION['user_id'];
 if ($user_id > 0) {
     $user_info = user_info($user_id);
     $order['surplus'] = min($order['surplus'], $user_info['user_money'] + $user_info['credit_line']);
     if ($order['surplus'] < 0) {
         $order['surplus'] = 0;
     }
     // 查询用户有多少积分
     $flow_points = flow_available_points();
     // 该订单允许使用的积分
     $user_points = $user_info['pay_points'];
     // 用户的积分总数
     $order['integral'] = min($order['integral'], $user_points, $flow_points);
     if ($order['integral'] < 0) {
         $order['integral'] = 0;
     }
 } else {
     $order['surplus'] = 0;
     $order['integral'] = 0;
 }
 /* 订单中的商品 */
 $cart_goods = cart_goods($flow_type);
 if (empty($cart_goods)) {
     $tips = '您的购物车中没有商品';

 public static function checkout($card_message)
 {
     include_once 'includes/lib_order.php';
     global $ecs;
     global $db;
     $res = array();
     //取得购物类型
     $flow_type = isset($_SESSION['flow_type']) ? intval($_SESSION['flow_type']) : CART_GENERAL_GOODS;
     //团购标志
     if ($flow_type == CART_GROUP_BUY_GOODS) {
         //$smarty->assign('is_group_buy', 1);
     } elseif ($flow_type == CART_EXCHANGE_GOODS) {
         //$smarty->assign('is_exchange_goods', 1);
     } else {
         //正常购物流程  清空其他购物流程情况
         $_SESSION['flow_order']['extension_code'] = '';
     }
     //检查购物车中是否有商品
     $sql = "SELECT COUNT(*) FROM " . $ecs->table('cart') . " WHERE session_id = '" . SESS_ID . "' " . "AND parent_id = 0 AND is_gift = 0 AND rec_type = '{$flow_type}'";
     if ($db->getOne($sql) == 0) {
         return json_encode(array('code' => RES_FAIL, 'msg' => $_LANG['no_goods_in_cart']));
     }
     /*
      * 检查用户是否已经登录
      * 如果用户已经登录了则检查是否有默认的收货地址
      * 如果没有登录则跳转到登录和注册页面
      */
     if (empty($_SESSION['direct_shopping']) && $_SESSION['user_id'] == 0) {
         /* 用户没有登录且没有选定匿名购物，转向到登录页面 */
         //ecs_header("Location: flow.php?step=login\n");
         //exit;
     }
     $country = "北京市 ";
     $id = $_SESSION[flow_consignee][city];
     $card_message = explode('|', $card_message);
     for ($i = 0; $i < count($card_message); $i++) {
         $card_message[$i] = $card_message[$i] == '添加一个生日牌' ? '无' : $card_message[$i];
     }
     $numbe1 = count($card_message);
     $cardname = array();
     foreach ($card_message as $key => $v) {
         if ($v == '') {
             $cardname[] = '无';
         } else {
             $cardname[] = '其它';
         }
     }
     $cardname = implode(";", $cardname);
     //$card_message=implode(";",$card_message);
     //生日卡 最后一步 执行done的时候会存入订单的数据库
     $_SESSION['card_message'] = $card_message;
     //var_dump($_SESSION['card_message']);
     $_SESSION['card_name'] = $cardname;
     $city = $db->getOne("SELECT region_name FROM " . $ecs->table('region') . " WHERE region_id={$id}");
     $_SESSION['flow_consignee']['addressname'] = $country . $city . $_SESSION['flow_consignee']['address'];
     /* 对商品信息赋值 */
     $cart_goods = cart_goods($flow_type);
     // 取得商品列表，计算合计
     $order = flow_order_info();
     $order['best_time'] = $_SESSION['flow_consignee']['best_time'];
     //计算折扣
     if ($flow_type != CART_EXCHANGE_GOODS && $flow_type != CART_GROUP_BUY_GOODS) {
         $discount = compute_discount();
         //$smarty->assign('discount', $discount['discount']);
         $favour_name = empty($discount['name']) ? '' : join(',', $discount['name']);
         //$smarty->assign('your_discount', sprintf($_LANG['your_discount'], $favour_name, price_format($discount['discount'])));
     }
     //计算订单的费用
     $total = order_fee($order, $cart_goods, $consignee);
     //取得配送列表
     $region = array($consignee['country'], $consignee['province'], $consignee['city'], $consignee['district']);
     $insure_disabled = true;
     $cod_disabled = true;
     $user_info = user_info($_SESSION['user_id']);
     $order['orderman'] = $user_info['user_name'];
     $order['mobile'] = $user_info['mobile_phone'];
     $order['email'] = $user_info['email'];
     $my_info = array();
     if ($_SESSION['user_id'] > 0 && $user_info['user_money'] >= 0) {
         // 能使用余额
         //$smarty->assign('allow_use_surplus', 1);
         //$smarty->assign('your_surplus', $user_info['user_money']);
         $my_info['user_money'] = $user_info['user_money'];
     }
     /* 如果使用积分，取得用户可用积分及本订单最多可以使用的积分 */
     if ((!isset($_CFG['use_integral']) || $_CFG['use_integral'] == '1') && $_SESSION['user_id'] > 0 && $user_info['pay_points'] > 0 && ($flow_type != CART_GROUP_BUY_GOODS && $flow_type != CART_EXCHANGE_GOODS)) {
         //$smarty->assign('order_max_integral', flow_available_points());  // 可用积分
         //$smarty->assign('your_integral',      $user_info['pay_points']); // 用户积分
         $my_info['order_max_integral'] = flow_available_points();
         $my_info['your_integral'] = $user_info['pay_points'];
     }
     $_SESSION['flow_order'] = $order;
     return json_encode(array('code' => RES_SUCCSEE, 'order' => $order, 'total' => $total, 'goods' => $cart_goods, 'my_info' => $my_info));
 }