thinkphp5.0 中简单处理微信支付异步通知

 public function wx_notify(){

         $postStr = $GLOBALS["HTTP_RAW_POST_DATA"];

         libxml_disable_entity_loader(true);

         $xml = json_decode(json_encode(simplexml_load_string($postStr, 'SimpleXMLElement', LIBXML_NOCDATA)), true);

         if($xml['out_trade_no']){

             $rs = Db::name('order_jiaoche')->where(array('order_sn'=>$xml['out_trade_no']))->find();

             if($rs){

                 Db::name('order_jiaoche')->where(array('order_sn'=>$xml['out_trade_no']))->update(array('ispay'=>1));

                 echo 'success';

             }

         }

          /*

          调试所用

          $fp = fopen('notify.txt','a+');

          fwrite($fp,"\n _______GET________");

          fwrite($fp,var_export($xml,true));

          fwrite($fp,"\n ________postObj________");

          fwrite($fp,var_export($xml,true));

          fwrite($fp,'【 Now 】:  '. date("Y-m-d H:i:s") ."\n");

          fclose($fp);

          print_r($xml);

          */

     }