upd

application/library/Order/OrderConfirmUtil.php

@@ -719,7 +719,11 @@ class OrderConfirmUtil {
             } else {
                 $goods_str .= $goods_datas[0];
             }
-            $req_data = array('touser'=>$this->member['memberWxopenid'], 'template_id'=> $msg_tpl, 'form_id'=>$formId,
+            $sess = \Yaf\Session::getInstance();
+            $authInfo = $sess->get('wxAuthInfo');
+            $openid = $authInfo['openid'];
+
+            $req_data = array('touser'=>$openid, 'template_id'=> $msg_tpl, 'form_id'=>$formId,
                 'data'=>array(
                     array('keyword1'=>array('value'=>'下单成功')),
                     array('keyword2'=>array('value'=>$order['order_sn'])),