function __construct()
 {
     parent::__construct();
     if ($_GET['appid']) {
         $_SERVER['PHP_AUTH_USER'] = $_GET['appid'];
     }
     if ($_GET['appsecret']) {
         $_SERVER['PHP_AUTH_PW'] = $_GET['appsecret'];
     }
     $_SERVER['REQUEST_METHOD'] = 'POST';
 }
 function __construct()
 {
     parent::__construct();
     $_SERVER['REQUEST_METHOD'] = 'POST';
 }
 function __construct()
 {
     parent::__construct();
     $this->_user = get_user() or ajax_error('USER_NOT_LOGIN', '登录超时,请重新登录!');
     $this->_checkOtherLogin($this->_user['uid']);
 }
 function __construct()
 {
     parent::__construct();
     $_SERVER['REQUEST_METHOD'] = 'POST';
     //$this->server = initial();
 }