public static function getAddress($ip = null)
 {
     $ip = $ip ?: STATIC::getIp();
     $ipadd = file_get_contents("http://int.dpool.sina.com.cn/iplookup/iplookup.php?ip=" . $ip);
     //根据>新浪api接口获取
     if ($ipadd) {
         $charset = iconv("gbk", "utf-8", $ipadd);
         preg_match_all("/[\\x{4e00}-\\x{9fa5}]+/u", $charset, $ipadds);
         return $ipadds[0];
     } else {
         return null;
     }
 }
 /**
  * Set the posted api related values to the old (from DB) values
  */
 public static function _keepOldApiValues()
 {
     $options = STATIC::_setSiteOptions();
     $_POST['gigya_global_settings']['api_key'] = $options['api_key'];
     $_POST['gigya_global_settings']['api_secret'] = $options['api_secret'];
     $_POST['gigya_global_settings']['data_center'] = $options['data_center'];
 }