Zaphpa_Router::attach PHP Метод

    public function attach()
    {
        $args = func_get_args();
        $className = array_shift($args);
        if (!is_subclass_of($className, 'Zaphpa_Middleware')) {
            throw new Zaphpa_InvalidMiddlewareClass("Middleware class: '{$className}' does not exist or is not a sub-class of Zaphpa_Middleware");
        }
        // convert args array to parameter list
        $rc = new ReflectionClass($className);
        $instance = $rc->newInstanceArgs($args);
        self::$middleware[] = $instance;
        return $instance;
    }

<?php

require_once __DIR__ . '/../zaphpa.lib.php';
require_once __DIR__ . '/TestController.class.php';
require_once __DIR__ . '/ZaphpaTestMiddleware.class.php';
require_once __DIR__ . '/ZaphpaTestScopedMiddleware.class.php';
$router = new Zaphpa_Router();
$router->attach('ZaphpaTestMiddleware');
$router->attach('ZaphpaAutoDocumentator', '/testapidocs');
$router->attach('MethodOverride');
$router->attach('ZaphpaCORS', '*')->restrict('preroute', '*', '/users');
$router->attach('ZaphpaTestScopedMiddleware')->restrict('prerender', '*', '/foo')->restrict('prerender', array('put'), '/foo/bar');
$router->addRoute(array('path' => '/users', 'get' => array('TestController', 'getTestJsonResponse')));
$router->addRoute(array('path' => '/users/{id}', 'handlers' => array('id' => Zaphpa_Constants::PATTERN_DIGIT), 'get' => array('TestController', 'getTestJsonResponse'), 'post' => array('TestController', 'getTestJsonResponse'), 'patch' => array('TestController', 'getTestJsonResponse')));
$router->addRoute(array('path' => '/v2/times/{dt}/episodes', 'get' => array('TestController', 'getTestJsonResponse')));
$router->addRoute(array('path' => '/tags/{id}', 'handlers' => array('id' => Zaphpa_Constants::PATTERN_ALPHA), 'get' => array('TestController', 'getTestJsonResponse')));
$router->addRoute(array('path' => '/users/{user_id}/books/{book_id}', 'handlers' => array('user_id' => Zaphpa_Constants::PATTERN_NUM, 'book_id' => Zaphpa_Constants::PATTERN_ALPHA), 'get' => array('TestController', 'getTestJsonResponse')));
$router->addRoute(array('path' => '/query_var_test', 'get' => array('TestController', 'getQueryVarTestJsonResponse')));
try {
    $router->route();
} catch (Zaphpa_InvalidPathException $ex) {
    header('Content-Type: application/json;', true, 404);
    die(json_encode(array('error' => 'not found')));
}