优惠券查询问题

app/common/model/coupon/CouponRules.php

@@ -43,9 +43,4 @@ class CouponRules extends BaseModel
     {
         return !empty($data['discount_ratio'])?$data['discount_ratio']*10:'';
     }
-
-    public function getExpireTimeAttr($value,$data)
-    {
-        return !empty($value)?date('Y-m-d',$value):date('Y-m-d',(time()+86400));
-    }
 }