wxpay 修改读取post数据的方法

webht/third_party/pay/controllers/WxpayService.php

@@ -29,12 +29,14 @@ log_message('error','notify begin ----');
         $response['return_msg'] = '';
         $GLOBALS['__WX_SITE_NAME__'] = $site;
         $this->wx_site_config = $this->config->item($GLOBALS['__WX_SITE_NAME__'], 'wxpay');
-        if (!isset($GLOBALS['HTTP_RAW_POST_DATA'])) {
+        $raw_post_data = file_get_contents('php://input');
+// log_message('error',var_export($raw_post_data, 1));
+        if (empty($raw_post_data) ){
             # 如果没有数据，直接返回失败
             return $this->response_to_wx($response);
         }
         //获取通知的数据
-        $xml = $GLOBALS['HTTP_RAW_POST_DATA'];
+        $xml = $raw_post_data;
         $xml_arr = from_xml($xml);
 // log_message('error',var_export($xml_arr, 1));
         if ($this->check_sign($xml_arr) !== true) {