优惠券返回

biz/coupon/classes/CouponClass.php

@@ -23,7 +23,13 @@ class CouponClass extends BaseClass
 	//使用优惠券 shish 2020.3.10
 	public static function useCoupon($couponId, $orderId)
 	{
+		if (empty($couponId)) {
+			return false;
+		}
 		$coupon = self::getById($couponId, true);
+		if (empty($coupon)) {
+			return false;
+		}
 		$coupon->status = 1;
 		$coupon->orderId = $orderId;
 		$coupon->save();