public static function create(array $params = array())
{
$password = $params['password'];
$params['password'] = '';
$user_id = parent::create($params);
$password_hash = \lib\token::generate($password, $user_id, 0, 0);
parent::update(array('id' => $user_id, 'password' => $password_hash));
// send out email to user
$time = time();
$token = \lib\token::generate('createuser', $params['email'], $time, 0);
$domain = \lib\conf\constants::$domain;
$url = "http://{$domain}/#/confirmuser/{$token}/{$time}/{$params['email']}";
\lib\mail::send('*****@*****.**', 'nobody', array($params['email']), 'Please confirm your email', $url);
}