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<?php | ||
/** | ||
* @see https://github.com/zendframework/zend-mvc for the canonical source repository | ||
* @copyright Copyright (c) 2017 Zend Technologies USA Inc. (http://www.zend.com) | ||
* @license https://github.com/zendframework/zend-mvc/blob/master/LICENSE.md New BSD License | ||
*/ | ||
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namespace Zend\Mvc\Controller; | ||
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use Psr\Http\Message\ResponseInterface; | ||
use Psr\Http\Message\ServerRequestInterface; | ||
use Zend\EventManager\EventManagerInterface; | ||
use Zend\Http\Request; | ||
use Zend\Mvc\Exception\ReachedFinalHandlerException; | ||
use Zend\Mvc\Exception\RuntimeException; | ||
use Zend\Mvc\MvcEvent; | ||
use Zend\Psr7Bridge\Psr7ServerRequest; | ||
use Zend\Router\RouteMatch; | ||
use Zend\Stratigility\Delegate\CallableDelegateDecorator; | ||
use Zend\Stratigility\MiddlewarePipe; | ||
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/** | ||
* @internal don't use this in your codebase, or else @ocramius will hunt you | ||
* down. This is just an internal hack to make middleware trigger | ||
* 'dispatch' events attached to the DispatchableInterface identifier. | ||
* | ||
* Specifically, it will receive a @see MiddlewarePipe and a | ||
* @see ResponseInterface prototype, and then dispatch the pipe whilst still | ||
* behaving like a normal controller. That is needed for any events | ||
* attached to the @see \Zend\Stdlib\DispatchableInterface identifier to | ||
* reach their listeners on any attached | ||
* @see \Zend\EventManager\SharedEventManagerInterface | ||
*/ | ||
final class MiddlewareController extends AbstractController | ||
{ | ||
/** | ||
* @var MiddlewarePipe | ||
*/ | ||
private $pipe; | ||
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/** | ||
* @var ResponseInterface | ||
*/ | ||
private $responsePrototype; | ||
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public function __construct( | ||
MiddlewarePipe $pipe, | ||
ResponseInterface $responsePrototype, | ||
EventManagerInterface $eventManager, | ||
MvcEvent $event | ||
) { | ||
$this->eventIdentifier = __CLASS__; | ||
$this->pipe = $pipe; | ||
$this->responsePrototype = $responsePrototype; | ||
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$this->setEventManager($eventManager); | ||
$this->setEvent($event); | ||
} | ||
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/** | ||
* {@inheritDoc} | ||
* | ||
* @throws RuntimeException | ||
*/ | ||
public function onDispatch(MvcEvent $e) | ||
{ | ||
$routeMatch = $e->getRouteMatch(); | ||
$psr7Request = $this->populateRequestParametersFromRoute( | ||
$this->loadRequest()->withAttribute(RouteMatch::class, $routeMatch), | ||
$routeMatch | ||
); | ||
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$result = $this->pipe->process($psr7Request, new CallableDelegateDecorator( | ||
function () { | ||
throw ReachedFinalHandlerException::create(); | ||
}, | ||
$this->responsePrototype | ||
)); | ||
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$e->setResult($result); | ||
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return $result; | ||
} | ||
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/** | ||
* @return \Zend\Diactoros\ServerRequest | ||
* | ||
* @throws RuntimeException | ||
*/ | ||
private function loadRequest() | ||
{ | ||
$request = $this->request; | ||
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if (! $request instanceof Request) { | ||
throw new RuntimeException(sprintf( | ||
'Expected request to be a %s, %s given', | ||
Request::class, | ||
get_class($request) | ||
)); | ||
} | ||
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return Psr7ServerRequest::fromZend($request); | ||
} | ||
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/** | ||
* @param ServerRequestInterface $request | ||
* @param RouteMatch|null $routeMatch | ||
* | ||
* @return ServerRequestInterface | ||
*/ | ||
private function populateRequestParametersFromRoute(ServerRequestInterface $request, RouteMatch $routeMatch = null) | ||
{ | ||
if (! $routeMatch) { | ||
return $request; | ||
} | ||
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foreach ($routeMatch->getParams() as $key => $value) { | ||
$request = $request->withAttribute($key, $value); | ||
} | ||
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return $request; | ||
} | ||
} |
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Original file line number | Diff line number | Diff line change |
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<?php | ||
/** | ||
* @see https://github.com/zendframework/zend-mvc for the canonical source repository | ||
* @copyright Copyright (c) 2017 Zend Technologies USA Inc. (http://www.zend.com) | ||
* @license https://github.com/zendframework/zend-mvc/blob/master/LICENSE.md New BSD License | ||
*/ | ||
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namespace ZendTest\Mvc\Controller; | ||
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use PHPUnit\Framework\TestCase; | ||
use Psr\Http\Message\ResponseInterface; | ||
use Zend\EventManager\EventManager; | ||
use Zend\EventManager\EventManagerInterface; | ||
use Zend\Http\Request; | ||
use Zend\Http\Response; | ||
use Zend\Mvc\Controller\AbstractController; | ||
use Zend\Mvc\Controller\MiddlewareController; | ||
use Zend\Mvc\Exception\RuntimeException; | ||
use Zend\Mvc\MvcEvent; | ||
use Zend\Stdlib\DispatchableInterface; | ||
use Zend\Stdlib\RequestInterface; | ||
use Zend\Stratigility\MiddlewarePipe; | ||
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/** | ||
* @covers \Zend\Mvc\Controller\MiddlewareController | ||
*/ | ||
class MiddlewareControllerTest extends TestCase | ||
{ | ||
/** | ||
* @var MiddlewarePipe|\PHPUnit_Framework_MockObject_MockObject | ||
*/ | ||
private $pipe; | ||
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/** | ||
* @var ResponseInterface|\PHPUnit_Framework_MockObject_MockObject | ||
*/ | ||
private $responsePrototype; | ||
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/** | ||
* @var EventManagerInterface | ||
*/ | ||
private $eventManager; | ||
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/** | ||
* @var AbstractController|\PHPUnit_Framework_MockObject_MockObject | ||
*/ | ||
private $controller; | ||
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/** | ||
* @var MvcEvent | ||
*/ | ||
private $event; | ||
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/** | ||
* {@inheritDoc} | ||
*/ | ||
protected function setUp() | ||
{ | ||
$this->pipe = $this->createMock(MiddlewarePipe::class); | ||
$this->responsePrototype = $this->createMock(ResponseInterface::class); | ||
$this->eventManager = $this->createMock(EventManagerInterface::class); | ||
$this->event = new MvcEvent(); | ||
$this->eventManager = new EventManager(); | ||
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$this->controller = new MiddlewareController( | ||
$this->pipe, | ||
$this->responsePrototype, | ||
$this->eventManager, | ||
$this->event | ||
); | ||
} | ||
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public function testWillAssignCorrectEventManagerIdentifiers() | ||
{ | ||
$identifiers = $this->eventManager->getIdentifiers(); | ||
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self::assertContains(MiddlewareController::class, $identifiers); | ||
self::assertContains(AbstractController::class, $identifiers); | ||
self::assertContains(DispatchableInterface::class, $identifiers); | ||
} | ||
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public function testWillDispatchARequestAndResponseWithAGivenPipe() | ||
{ | ||
$request = new Request(); | ||
$response = new Response(); | ||
$result = $this->createMock(ResponseInterface::class); | ||
/* @var $dispatchListener callable|\PHPUnit_Framework_MockObject_MockObject */ | ||
$dispatchListener = $this->getMockBuilder(\stdClass::class)->setMethods(['__invoke'])->getMock(); | ||
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$this->eventManager->attach(MvcEvent::EVENT_DISPATCH, $dispatchListener, 100); | ||
$this->eventManager->attach(MvcEvent::EVENT_DISPATCH_ERROR, function () { | ||
self::fail('No dispatch error expected'); | ||
}, 100); | ||
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$dispatchListener | ||
->expects(self::once()) | ||
->method('__invoke') | ||
->with(self::callback(function (MvcEvent $event) use ($request, $response) { | ||
self::assertSame($this->event, $event); | ||
self::assertSame(MvcEvent::EVENT_DISPATCH, $event->getName()); | ||
self::assertSame($this->controller, $event->getTarget()); | ||
self::assertSame($request, $event->getRequest()); | ||
self::assertSame($response, $event->getResponse()); | ||
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return true; | ||
})); | ||
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$this->pipe->expects(self::once())->method('process')->willReturn($result); | ||
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$controllerResult = $this->controller->dispatch($request, $response); | ||
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self::assertSame($result, $controllerResult); | ||
self::assertSame($result, $this->event->getResult()); | ||
} | ||
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public function testWillRefuseDispatchingInvalidRequestTypes() | ||
{ | ||
/* @var $request RequestInterface */ | ||
$request = $this->createMock(RequestInterface::class); | ||
$response = new Response(); | ||
/* @var $dispatchListener callable|\PHPUnit_Framework_MockObject_MockObject */ | ||
$dispatchListener = $this->getMockBuilder(\stdClass::class)->setMethods(['__invoke'])->getMock(); | ||
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$this->eventManager->attach(MvcEvent::EVENT_DISPATCH, $dispatchListener, 100); | ||
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$dispatchListener | ||
->expects(self::once()) | ||
->method('__invoke') | ||
->with(self::callback(function (MvcEvent $event) use ($request, $response) { | ||
self::assertSame($this->event, $event); | ||
self::assertSame(MvcEvent::EVENT_DISPATCH, $event->getName()); | ||
self::assertSame($this->controller, $event->getTarget()); | ||
self::assertSame($request, $event->getRequest()); | ||
self::assertSame($response, $event->getResponse()); | ||
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return true; | ||
})); | ||
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$this->pipe->expects(self::never())->method('process'); | ||
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$this->expectException(RuntimeException::class); | ||
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$this->controller->dispatch($request, $response); | ||
} | ||
} |
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