qs category

go/gopath/src/fohow.com/apps/models/product_model/product_cat.go

@@ -52,17 +52,17 @@ func GetProductCatsByAncestry(ancestry string, employ bool) (cats []*ProductCat)
 	o := orm.NewOrm()
 	qs := o.QueryTable(new(ProductCat))
 	if ancestry == "" {
-		qs.Filter("status", 1).Filter("ancestry__isnull", true).
+		qs = qs.Filter("status", 1).Filter("ancestry__isnull", true).
 			OrderBy("-position")
 	} else if ancestry == "0" {
 		//3为审核类别,暂写死
-		qs.Filter("status", 1).OrderBy("-position")
+		qs = qs.Filter("status", 1).OrderBy("-position")
 	} else {
-		qs.Filter("status", 1).Filter("ancestry", ancestry).
+		qs = qs.Filter("status", 1).Filter("ancestry", ancestry).
 			OrderBy("-position")
 	}
 	if !employ {
-		qs.Exclude("id", 25)
+		qs = qs.Exclude("id", 25)
 	}
 	qs.All(&cats)
 	return cats