1 | <?php |
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10 | |||
11 | class CorsMiddleware implements MiddlewareInterface |
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12 | { |
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13 | protected $headers = [ |
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14 | 'Access-Control-Allow-Origin' => ['*'], |
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15 | 'Access-Control-Request-Method' => ['GET POST'], |
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16 | ]; |
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17 | public bool $interceptOptionsRequests = false; |
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18 | private ResponseFactoryInterface $responseFactory; |
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19 | |||
20 | public function __construct(array $headers = [], ResponseFactoryInterface $responseFactory) |
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21 | { |
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22 | foreach ($headers as $name => $value) { |
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23 | $this->addHeader($name, $value); |
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24 | } |
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25 | $this->responseFactory = $responseFactory; |
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26 | } |
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27 | |||
28 | public function addHeader($name, $value): self |
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29 | { |
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30 | $this->headers[$name] = array_merge($this->headers[$name] ?? [], [$value]); |
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31 | |||
32 | return $this; |
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33 | } |
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34 | |||
35 | /** |
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36 | * @inheritDoc |
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37 | */ |
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38 | public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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39 | { |
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40 | if ($this->interceptOptionsRequests && $request->getMethod() === 'OPTIONS') { |
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41 | return $this->addHeaders($this->responseFactory->createResponse(201)); |
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42 | } |
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43 | |||
44 | $response = $handler->handle($request); |
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45 | |||
46 | return $this->addHeaders($response); |
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47 | } |
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48 | |||
49 | private function addHeaders(ResponseInterface $response) |
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50 | { |
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58 |