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<?php |
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namespace Shlinkio\Shlink\Rest\Middleware; |
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use Psr\Http\Message\ResponseInterface as Response; |
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use Psr\Http\Message\ServerRequestInterface as Request; |
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use Zend\Stratigility\MiddlewareInterface; |
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class BodyParserMiddleware implements MiddlewareInterface |
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{ |
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/** |
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* Process an incoming request and/or response. |
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* |
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* Accepts a server-side request and a response instance, and does |
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* something with them. |
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* |
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* If the response is not complete and/or further processing would not |
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* interfere with the work done in the middleware, or if the middleware |
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* wants to delegate to another process, it can use the `$out` callable |
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* if present. |
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* |
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* If the middleware does not return a value, execution of the current |
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* request is considered complete, and the response instance provided will |
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* be considered the response to return. |
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* |
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* Alternately, the middleware may return a response instance. |
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* |
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* Often, middleware will `return $out();`, with the assumption that a |
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* later middleware will return a response. |
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* |
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* @param Request $request |
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* @param Response $response |
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* @param null|callable $out |
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* @return null|Response |
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*/ |
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public function __invoke(Request $request, Response $response, callable $out = null) |
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{ |
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$method = $request->getMethod(); |
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if (! in_array($method, ['PUT', 'PATCH'])) { |
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return $out($request, $response); |
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} |
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$contentType = $request->getHeaderLine('Content-type'); |
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$rawBody = (string) $request->getBody(); |
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if (in_array($contentType, ['application/json', 'text/json', 'application/x-json'])) { |
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return $out($request->withParsedBody(json_decode($rawBody, true)), $response); |
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} |
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$parsedBody = []; |
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parse_str($rawBody, $parsedBody); |
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return $out($request->withParsedBody($parsedBody), $response); |
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} |
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} |
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shlinkio /
shlink
