for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
<?php
namespace Yiisoft\Yii\Web\Middleware;
use Psr\Container\ContainerInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
use Yiisoft\Injector\Injector;
/**
* WebActionsCaller maps a route like /post/{action} to methods of
* a class instance specified named as "action" parameter.
*
* Dependencies are automatically injected into both method
* and constructor based on types specified.
* ```php
* Route::anyMethod('/test/{action:\w+}')->to(new WebActionsCaller(TestController::class, $container)),
* ```
*/
final class WebActionsCaller implements MiddlewareInterface
{
private $class;
private $container;
public function __construct(string $class, ContainerInterface $container)
$this->class = $class;
$this->container = $container;
}
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
$controller = $this->container->get($this->class);
$action = $request->getAttribute('action');
if ($action === null) {
throw new \RuntimeException('WebActionsCaller route does not contain action attribute.');
if (!method_exists($controller, $action)) {
return $handler->handle($request);
return (new Injector($this->container))->invoke([$controller, $action], [$request, $handler]);
yiisoft /
yii-web
