增加订单导入功能

app/models/order.rb

@@ -39,12 +39,14 @@ class Order < ActiveRecord::Base
                 end
             end
         end
+        wxUser = WxUser.where("express_company = ?", self.express_company).first
 
-        if !self.wx_user.blank?
+        if wxUser.blank?
             self.errors.add("微信ID不存在")
         end
-        self.depart=self.wx_user.depart
-        self.user_id=self.wx_user.user_id
+
+        self.depart=wxUser.depart
+        self.user_id=wxUser.user_id
         self.status="processing"
     end