1
|
|
|
<?php declare(strict_types=1); |
2
|
|
|
/** |
3
|
|
|
* This file is part of the daikon-cqrs/boot project. |
4
|
|
|
* |
5
|
|
|
* For the full copyright and license information, please view the LICENSE |
6
|
|
|
* file that was distributed with this source code. |
7
|
|
|
*/ |
8
|
|
|
|
9
|
|
|
namespace Daikon\Boot\Middleware; |
10
|
|
|
|
11
|
|
|
use Daikon\Boot\Middleware\Action\ActionInterface; |
12
|
|
|
use Daikon\Boot\Middleware\Action\ResponderInterface; |
13
|
|
|
use Daikon\Interop\Assertion; |
14
|
|
|
use Daikon\Interop\AssertionFailedException; |
15
|
|
|
use Daikon\Interop\RuntimeException; |
16
|
|
|
use Daikon\Validize\Validation\ValidatorDefinition; |
17
|
|
|
use Daikon\Validize\ValueObject\Severity; |
18
|
|
|
use Exception; |
19
|
|
|
use Fig\Http\Message\StatusCodeInterface; |
20
|
|
|
use Psr\Container\ContainerInterface; |
21
|
|
|
use Psr\Http\Message\ResponseInterface; |
22
|
|
|
use Psr\Http\Message\ServerRequestInterface; |
23
|
|
|
use Psr\Http\Server\MiddlewareInterface; |
24
|
|
|
use Psr\Http\Server\RequestHandlerInterface; |
25
|
|
|
use Psr\Log\LoggerInterface; |
26
|
|
|
|
27
|
|
|
class ActionHandler implements MiddlewareInterface, StatusCodeInterface |
28
|
|
|
{ |
29
|
|
|
use ResolvesDependency; |
30
|
|
|
|
31
|
|
|
public const ATTR_ERRORS = '_errors'; |
32
|
|
|
public const ATTR_PAYLOAD = '_payload'; |
33
|
|
|
public const ATTR_STATUS_CODE = '_status_code'; |
34
|
|
|
public const ATTR_RESPONDER = '_responder'; |
35
|
|
|
|
36
|
|
|
protected ContainerInterface $container; |
37
|
|
|
|
38
|
|
|
protected LoggerInterface $logger; |
39
|
|
|
|
40
|
|
|
public function __construct(ContainerInterface $container, LoggerInterface $logger) |
41
|
|
|
{ |
42
|
|
|
$this->container = $container; |
43
|
|
|
$this->logger = $logger; |
44
|
|
|
} |
45
|
|
|
|
46
|
|
|
public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
47
|
|
|
{ |
48
|
|
|
$requestHandler = $request->getAttribute(RoutingHandler::ATTR_REQUEST_HANDLER); |
49
|
|
|
return $requestHandler instanceof ActionInterface |
50
|
|
|
? $this->executeAction($requestHandler, $request) |
51
|
|
|
: $handler->handle($request); |
52
|
|
|
} |
53
|
|
|
|
54
|
|
|
protected function executeAction(ActionInterface $action, ServerRequestInterface $request): ResponseInterface |
55
|
|
|
{ |
56
|
|
|
try { |
57
|
|
|
if ($validator = $action->getValidator($request)) { |
58
|
|
|
$validatorDefinition = new ValidatorDefinition(self::ATTR_PAYLOAD, Severity::critical()); |
59
|
|
|
$request = $request->withAttribute( |
60
|
|
|
self::ATTR_PAYLOAD, |
61
|
|
|
$validator($validatorDefinition->withArgument($request)) |
62
|
|
|
); |
63
|
|
|
Assertion::noContent($request->getAttribute(self::ATTR_ERRORS)); |
64
|
|
|
} |
65
|
|
|
$request = $action($request); |
66
|
|
|
} catch (Exception $error) { |
67
|
|
|
switch (true) { |
68
|
|
|
case $error instanceof AssertionFailedException: |
69
|
|
|
$statusCode = self::STATUS_UNPROCESSABLE_ENTITY; |
70
|
|
|
break; |
71
|
|
|
default: |
72
|
|
|
$this->logger->error($error->getMessage(), ['trace' => $error->getTrace()]); |
73
|
|
|
$statusCode = self::STATUS_INTERNAL_SERVER_ERROR; |
74
|
|
|
} |
75
|
|
|
$request = $action->handleError( |
76
|
|
|
$request->withAttribute( |
77
|
|
|
self::ATTR_STATUS_CODE, |
78
|
|
|
$request->getAttribute(self::ATTR_STATUS_CODE, $statusCode) |
79
|
|
|
)->withAttribute( |
80
|
|
|
self::ATTR_ERRORS, |
81
|
|
|
$request->getAttribute(self::ATTR_ERRORS, $error) |
82
|
|
|
) |
83
|
|
|
); |
84
|
|
|
} |
85
|
|
|
|
86
|
|
|
if (!$responder = $this->resolveResponder($request)) { |
87
|
|
|
throw $error ?? new RuntimeException( |
88
|
|
|
sprintf("Unable to determine responder for '%s'.", get_class($action)) |
89
|
|
|
); |
90
|
|
|
} |
91
|
|
|
|
92
|
|
|
return $responder->handle($request); |
93
|
|
|
} |
94
|
|
|
|
95
|
|
|
protected function resolveResponder(ServerRequestInterface $request): ?ResponderInterface |
96
|
|
|
{ |
97
|
|
|
$responder = $request->getAttribute(self::ATTR_RESPONDER); |
98
|
|
|
if ($responder) { |
99
|
|
|
/** @var ResponderInterface $responder */ |
100
|
|
|
$responder = $this->resolve($this->container, $responder, ResponderInterface::class); |
101
|
|
|
} |
102
|
|
|
return $responder; |
103
|
|
|
} |
104
|
|
|
} |
105
|
|
|
|