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<?php |
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namespace TheCodingMachine\Psr15Bridge; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Symfony\Bridge\PsrHttpMessage\Factory\DiactorosFactory; |
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use Symfony\Bridge\PsrHttpMessage\Factory\HttpFoundationFactory; |
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use Symfony\Bridge\PsrHttpMessage\HttpMessageFactoryInterface; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\HttpKernelInterface; |
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/** |
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* A Symfony middleware that can be used to access psr15 middlewares. |
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*/ |
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class SymfonyToPsr15Bridge implements HttpKernelInterface |
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{ |
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/** |
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* The psr15 middleware we bridge to. |
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* |
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* @var MiddlewareInterface |
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*/ |
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private $psr15Middleware; |
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/** |
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* @var HttpMessageFactoryInterface |
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*/ |
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private $httpMessageFactory; |
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/** |
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* @var HttpKernelInterface |
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*/ |
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private $nextSymfonyMiddleware; |
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/** |
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* @var HttpFoundationFactoryInterface |
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*/ |
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private $httpFoundationFactory; |
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/** |
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* @param HttpKernelInterface $nextSymfonyMiddleware The next Symfony middleware to be called (after the psr15 middleware. |
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* @param MiddlewareInterface $psr15Middleware The psr15 middleware we bridge to. |
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* @param HttpFoundationFactoryInterface $httpFoundationFactory The class in charge of translating PSR-7 request/response objects to Symfony objects. Defaults to Symfony default implementation |
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* @param HttpMessageFactoryInterface $httpMessageFactory The class in charge of translating Symfony request/response objects to PSR-7 objects. Defaults to Symfony default implementation (that uses Diactoros) |
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*/ |
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public function __construct(HttpKernelInterface $nextSymfonyMiddleware, MiddlewareInterface $psr15Middleware, HttpFoundationFactoryInterface $httpFoundationFactory = null, HttpMessageFactoryInterface $httpMessageFactory = null) |
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{ |
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$this->nextSymfonyMiddleware = $nextSymfonyMiddleware; |
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$this->psr15Middleware = $psr15Middleware; |
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$this->httpFoundationFactory = $httpFoundationFactory ?: new HttpFoundationFactory(); |
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$this->httpMessageFactory = $httpMessageFactory ?: new DiactorosFactory(); |
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} |
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/** |
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* Handles a Request to convert it to a Response. |
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* |
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* When $catch is true, the implementation must catch all exceptions |
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* and do its best to convert them to a Response instance. |
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* |
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* @param Request $request A Request instance |
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* @param int $type The type of the request |
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* (one of HttpKernelInterface::MASTER_REQUEST or HttpKernelInterface::SUB_REQUEST) |
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* @param bool $catch Whether to catch exceptions or not |
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* |
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* @return Response A Response instance |
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* |
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* @throws \Exception When an Exception occurs during processing |
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*/ |
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public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = true): Response |
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{ |
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$psr7Request = $this->httpMessageFactory->createRequest($request); |
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$psr7Response = $this->psr15Middleware->process($psr7Request, |
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new Psr15ToSymfonyBridge($this->nextSymfonyMiddleware, $this->httpFoundationFactory, $this->httpMessageFactory)); |
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return $this->httpFoundationFactory->createResponse($psr7Response); |
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} |
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} |
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Our type inference engine has found a suspicous assignment of a value to a property. This check raises an issue when a value that can be of a mixed type is assigned to a property that is type hinted more strictly.
For example, imagine you have a variable
$accountId
that can either hold an Id object or false (if there is no account id yet). Your code now assigns that value to theid
property of an instance of theAccount
class. This class holds a proper account, so the id value must no longer be false.Either this assignment is in error or a type check should be added for that assignment.