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<?php
namespace YOOtheme;
use YOOtheme\Http\Request;
use YOOtheme\Http\Response;
class RouterMiddleware
{
const FOUND = 1;
const NOT_FOUND = 0;
const METHOD_NOT_ALLOWED = 2;
/**
* @var Router
*/
protected $router;
/**
* Constructor.
*
* @param Router $router
*/
public function __construct(Router $router)
{
$this->router = $router;
}
/**
* Handles the route dispatch.
*
* @param Request $request
* @param callable $next
*
* @return Response
*/
public function handleRoute($request, callable $next)
{
return $next($this->router->dispatch($request));
}
/**
* Handles the route status.
*
* @param Request $request
* @param callable $next
*
* @return Response
*/
public function handleStatus($request, callable $next)
{
$status = $request->getAttribute('routeStatus');
// Not found
if ($status === static::NOT_FOUND) {
$request->abort(404);
}
// Method not allowed
if ($status === static::METHOD_NOT_ALLOWED) {
$request->abort(405);
}
return $next($request);
}
/**
* Handles an error.
*
* @param Response $response
* @param \Exception $exception
*
* @return Response
*/
public function handleError($response, $exception)
{
if ($exception instanceof Http\Exception) {
return $response->withStatus($exception->getCode(), $exception->getMessage());
}
return $response->withStatus(500, $exception->getMessage());
}
}