1
|
|
|
<?php |
2
|
|
|
declare(strict_types=1); |
3
|
|
|
|
4
|
|
|
namespace Shoot\Shoot\Middleware; |
5
|
|
|
|
6
|
|
|
use Psr\Container\ContainerExceptionInterface; |
7
|
|
|
use Psr\Container\ContainerInterface; |
8
|
|
|
use Psr\Http\Message\ServerRequestInterface; |
9
|
|
|
use Shoot\Shoot\HasPresenterInterface; |
10
|
|
|
use Shoot\Shoot\MiddlewareInterface; |
11
|
|
|
use Shoot\Shoot\PresenterInterface; |
12
|
|
|
use Shoot\Shoot\View; |
13
|
|
|
|
14
|
|
|
/** |
15
|
|
|
* Resolves presenters for presentation models implementing the HasPresenterInterface using a PSR-11 compliant |
16
|
|
|
* container. |
17
|
|
|
*/ |
18
|
|
|
final class PresenterMiddleware implements MiddlewareInterface |
19
|
|
|
{ |
20
|
|
|
/** @var ContainerInterface */ |
21
|
|
|
private $container; |
22
|
|
|
|
23
|
|
|
/** |
24
|
|
|
* Constructs a new instance of PresenterMiddleware. Requires a PSR-11 compliant container capable of resolving |
25
|
|
|
* your presenters. |
26
|
|
|
* |
27
|
|
|
* @param ContainerInterface $container |
28
|
|
|
*/ |
29
|
14 |
|
public function __construct(ContainerInterface $container) |
30
|
|
|
{ |
31
|
14 |
|
$this->container = $container; |
32
|
14 |
|
} |
33
|
|
|
|
34
|
|
|
/** |
35
|
|
|
* Process the view within the context of the current HTTP request, either before or after calling the next |
36
|
|
|
* middleware. Returns the processed view. |
37
|
|
|
* |
38
|
|
|
* @param View $view |
39
|
|
|
* @param ServerRequestInterface $request |
40
|
|
|
* @param callable $next |
41
|
|
|
* |
42
|
|
|
* @return View |
43
|
|
|
*/ |
44
|
13 |
|
public function process(View $view, ServerRequestInterface $request, callable $next): View |
45
|
|
|
{ |
46
|
13 |
|
$presentationModel = $view->getPresentationModel(); |
47
|
|
|
|
48
|
13 |
|
if ($presentationModel instanceof HasPresenterInterface) { |
49
|
11 |
|
$presenter = $this->loadPresenter($presentationModel); |
50
|
11 |
|
$presentationModel = $presenter->present($request, $presentationModel); |
51
|
9 |
|
$view = $view->withPresentationModel($presentationModel); |
52
|
|
|
} |
53
|
|
|
|
54
|
12 |
|
return $next($view); |
55
|
|
|
} |
56
|
|
|
|
57
|
|
|
/** |
58
|
|
|
* @param HasPresenterInterface $hasPresenter |
59
|
|
|
* |
60
|
|
|
* @return PresenterInterface |
61
|
|
|
* |
62
|
|
|
* @throws ContainerExceptionInterface |
63
|
|
|
*/ |
64
|
11 |
|
private function loadPresenter(HasPresenterInterface $hasPresenter): PresenterInterface |
65
|
|
|
{ |
66
|
11 |
|
return $this->container->get($hasPresenter->getPresenterName()); |
67
|
|
|
} |
68
|
|
|
} |
69
|
|
|
|