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<?php
/**
* GpsLab component.
*
* @author Peter Gribanov <[email protected]>
* @copyright Copyright (c) 2011, Peter Gribanov
* @license http://opensource.org/licenses/MIT
*/
namespace GpsLab\Component\Middleware\Chain;
use GpsLab\Component\Middleware\Handler\MiddlewareHandler;
class DirectBindingMiddlewareChain implements MiddlewareChain
{
* @var MiddlewareHandler[]
private $middlewares = [];
* @param MiddlewareHandler $middleware
public function append(MiddlewareHandler $middleware)
$this->middlewares[] = $middleware;
}
* @param mixed $message
* @return mixed
public function run($message)
return call_user_func($this->call(0), $message);
* @param int $index
* @return \Closure
private function call($index)
if (!isset($this->middlewares[$index])) {
return function ($message) {
return $message;
};
$middleware = $this->middlewares[$index];
return function ($message) use ($middleware, $index) {
return $middleware->handle($message, $this->call($index + 1));
gpslab /
middleware
