debug wxauthor

helper/third_author/wxauthor.php

@@ -34,6 +34,7 @@ class wxauthor
     public function enter()
     {
         $back_url = BASE_SITE_URL . '/mobile/wxauthor.php';
+        Log::record("redirect_uri={$back_url}",Log::DEBUG);
         $params = ['appid' => self::appid,
             'redirect_uri' => urlencode($back_url),
             'response_type' => 'code',