控制器层

  //秒杀 首先要判断库存  其次高并发  然后入库

     public function goods_do()

     {

         $gid=input("get.gid");

         $user_name=Session::get("user_name");

         $obj = new Goods();

         $ku_num=$obj->getNum($gid);

         if($ku_num<1)

         {//库存不够

             return 1;

         }

         /*$redis=new \Redis();

         $redis->connect('127.0.0.1','6379');

         $redis->lPush("spick",$user_name);*/

         $data['user_name']=$user_name;

         $data['g_id']=$gid;

         $data['add_time']=time();

         $data['payment']=0;

         $paymentObj = new Payment();

         $id=$paymentObj->add_payment($data);

         Session::set('id',$id);

         if($id)

         {

             return 1;

 //            $this->success("秒杀成功，正在跳转支付页面",'payment_show');

         }

     }