1
|
|
|
<?php declare(strict_types=1); |
2
|
|
|
|
3
|
|
|
namespace League\Route; |
4
|
|
|
|
5
|
|
|
use FastRoute\Dispatcher as FastRoute; |
6
|
|
|
use FastRoute\Dispatcher\GroupCountBased as GroupCountBasedDispatcher; |
7
|
|
|
use League\Route\Http\Exception\{MethodNotAllowedException, NotFoundException}; |
8
|
|
|
use League\Route\Middleware\{MiddlewareAwareInterface, MiddlewareAwareTrait}; |
9
|
|
|
use League\Route\Strategy\{StrategyAwareInterface, StrategyAwareTrait}; |
10
|
|
|
use Psr\Http\Message\{ResponseInterface, ServerRequestInterface}; |
11
|
|
|
use Psr\Http\Server\RequestHandlerInterface; |
12
|
|
|
|
13
|
|
|
class Dispatcher extends GroupCountBasedDispatcher implements |
14
|
|
|
MiddlewareAwareInterface, |
15
|
|
|
RequestHandlerInterface, |
16
|
|
|
StrategyAwareInterface |
17
|
|
|
{ |
18
|
|
|
use MiddlewareAwareTrait; |
19
|
|
|
use StrategyAwareTrait; |
20
|
|
|
|
21
|
|
|
/** |
22
|
|
|
* Dispatch the current route |
23
|
|
|
* |
24
|
|
|
* @param \Psr\Http\Message\ServerRequestInterface $request |
25
|
|
|
* |
26
|
|
|
* @return \Psr\Http\Message\ResponseInterface |
27
|
|
|
*/ |
28
|
30 |
|
public function dispatchRequest(ServerRequestInterface $request) : ResponseInterface |
29
|
|
|
{ |
30
|
30 |
|
$match = $this->dispatch($request->getMethod(), $request->getUri()->getPath()); |
31
|
|
|
|
32
|
30 |
|
switch ($match[0]) { |
33
|
30 |
|
case FastRoute::NOT_FOUND: |
34
|
12 |
|
$this->setNotFoundDecoratorMiddleware(); |
35
|
12 |
|
break; |
36
|
18 |
|
case FastRoute::METHOD_NOT_ALLOWED: |
37
|
4 |
|
$allowed = (array) $match[1]; |
38
|
4 |
|
$this->setMethodNotAllowedDecoratorMiddleware($allowed); |
39
|
4 |
|
break; |
40
|
14 |
|
case FastRoute::FOUND: |
41
|
14 |
|
$match[1]->setVars($match[2]); |
42
|
14 |
|
$this->setFoundMiddleware($match[1]); |
43
|
14 |
|
break; |
44
|
|
|
} |
45
|
|
|
|
46
|
30 |
|
return $this->handle($request); |
47
|
|
|
} |
48
|
|
|
|
49
|
|
|
/** |
50
|
|
|
* {@inheritdoc} |
51
|
|
|
*/ |
52
|
30 |
|
public function handle(ServerRequestInterface $request) : ResponseInterface |
53
|
|
|
{ |
54
|
30 |
|
$middleware = $this->shiftMiddleware(); |
55
|
|
|
|
56
|
30 |
|
return $middleware->process($request, $this); |
57
|
|
|
} |
58
|
|
|
|
59
|
|
|
/** |
60
|
|
|
* Set up middleware for a found route |
61
|
|
|
* |
62
|
|
|
* @param \League\Route\Route $route |
63
|
|
|
* |
64
|
|
|
* @return void |
65
|
|
|
*/ |
66
|
14 |
|
protected function setFoundMiddleware(Route $route) : void |
67
|
|
|
{ |
68
|
14 |
|
if (is_null($route->getStrategy())) { |
69
|
|
|
$route->setStrategy($this->getStrategy()); |
70
|
|
|
} |
71
|
|
|
|
72
|
|
|
// wrap entire dispatch process in exception handler |
73
|
14 |
|
$this->prependMiddleware($route->getStrategy()->getExceptionHandler()); |
74
|
|
|
|
75
|
|
|
// add group and route specific middleware |
76
|
14 |
|
if ($group = $route->getParentGroup()) { |
77
|
4 |
|
$this->middlewares($group->getMiddlewareStack()); |
78
|
|
|
} |
79
|
|
|
|
80
|
14 |
|
$this->middlewares($route->getMiddlewareStack()); |
81
|
|
|
|
82
|
|
|
// add actual route to end of stack |
83
|
14 |
|
$this->middleware($route); |
84
|
14 |
|
} |
85
|
|
|
|
86
|
|
|
/** |
87
|
|
|
* Set up middleware for a not found route |
88
|
|
|
* |
89
|
|
|
* @return void |
90
|
|
|
*/ |
91
|
12 |
|
protected function setNotFoundDecoratorMiddleware() : void |
92
|
|
|
{ |
93
|
12 |
|
$middleware = $this->getStrategy()->getNotFoundDecorator(new NotFoundException); |
94
|
12 |
|
$this->prependMiddleware($middleware); |
95
|
12 |
|
} |
96
|
|
|
|
97
|
|
|
/** |
98
|
|
|
* Set up middleware for a not allowed route |
99
|
|
|
* |
100
|
|
|
* @param array $allowed |
101
|
|
|
* |
102
|
|
|
* @return void |
103
|
|
|
*/ |
104
|
4 |
|
protected function setMethodNotAllowedDecoratorMiddleware(array $allowed) : void |
105
|
|
|
{ |
106
|
4 |
|
$middleware = $this->getStrategy()->getMethodNotAllowedDecorator( |
107
|
4 |
|
new MethodNotAllowedException($allowed) |
108
|
|
|
); |
109
|
|
|
|
110
|
4 |
|
$this->prependMiddleware($middleware); |
111
|
4 |
|
} |
112
|
|
|
} |
113
|
|
|
|