修改bug

lib/common/weixin_public.class.php

@@ -62,8 +62,8 @@ class weixin_public
         }
 
         $url = "https://api.weixin.qq.com/sns/userinfo?access_token=".$info['access_token']."&openid=".$info['openid']."&lang=zh_CN";
-        return $url;
         $jsonInfo = file_get_contents($url);
+        $jsonInfo = iconv('ISO-8859-1', 'UTF-8', $jsonInfo);
         $ret = json_decode($jsonInfo, true); //接受一个 JSON 格式的字符串并且把它转换为 PHP 变量
         return $ret;
     }