Completed
Pull Request — master (#63)
by Yuichi
07:08 queued 02:00
created

FinishMiddleware::__invoke()   A

Complexity

Conditions 1
Paths 1

Size

Total Lines 10

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 5
CRAP Score 1

Importance

Changes 0
Metric Value
dl 0
loc 10
ccs 5
cts 5
cp 1
rs 9.9332
c 0
b 0
f 0
cc 1
nc 1
nop 1
crap 1
1
<?php
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namespace CybozuHttp\Middleware;
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use CybozuHttp\Service\ResponseService;
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use GuzzleHttp\Exception\RequestException;
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use Psr\Http\Message\RequestInterface;
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use Psr\Http\Message\ResponseInterface;
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/**
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 * @author ochi51 <[email protected]>
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 */
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class FinishMiddleware
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{
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    /**
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     * Called when the middleware is handled by the client.
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     *
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     * @param callable $handler
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     *
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     * @return \Closure
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     * @throws RequestException
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     * @throws \InvalidArgumentException
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     */
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    public function __invoke(callable $handler)
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    {
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        return function ($request, array $options) use ($handler) {
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            return $handler($request, $options)->then(
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                $this->onFulfilled($request),
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                $this->onRejected($request)
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            );
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        };
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    }
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    /**
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     * @param RequestInterface $request
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     * @return \Closure
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     * @throws \InvalidArgumentException
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     */
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    private function onFulfilled(RequestInterface $request): callable
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    {
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        return static function (ResponseInterface $response) use ($request) {
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            $service = new ResponseService($request, $response);
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            if ($service->isJsonResponse()) {
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                return $response->withBody(new JsonStream($response->getBody()));
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            }
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            return $response;
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        };
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    }
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    /**
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     * @param RequestInterface $request
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     * @return \Closure
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     * @throws RequestException
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     */
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    private function onRejected(RequestInterface $request): callable
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    {
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        return static function ($reason) use ($request) {
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            if (!($reason instanceof RequestException)) {
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                return $reason;
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            }
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            $response = $reason->getResponse();
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            if ($response === null || $response->getStatusCode() < 300) {
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                return $reason;
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            }
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            $service = new ResponseService($request, $response);
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            if ($service->isJsonResponse()) {
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                $service->handleJsonError();
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            } else {
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                $service->handleDomError();
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            }
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            return $reason;
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        };
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    }
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}
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