public function before($methods, $pattern, $fn)
{
$pattern = $this->baseRoute . '/' . trim($pattern, '/');
$pattern = $this->baseRoute ? rtrim($pattern, '/') : $pattern;
foreach (explode('|', $methods) as $method) {
$this->beforeRoutes[$method][] = array('pattern' => $pattern, 'fn' => $fn);
}
}