app_key = $app_key; $this->secret = $secret; } function getLoginURL($perms, $userdata = "") { $time = time(); $sig = $this->getLoginSignature($time, $perms, $userdata); $ver = urlencode($this->protocol_version); $perms = urlencode($perms); $userdata = urlencode($userdata); $url = "{$this->hosturl}{$this->loginpath}?app_key={$this->app_key}&perms={$perms}&t={$time}&v={$ver}&sig={$sig}&userdata={$us