Passed
Pull Request — master (#126)
by Anatoly
06:03 queued 19s
created

Base64DecodingMiddleware::process()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 14
Code Lines 6

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 7
CRAP Score 2

Importance

Changes 2
Bugs 0 Features 0
Metric Value
cc 2
eloc 6
c 2
b 0
f 0
nc 2
nop 2
dl 0
loc 14
ccs 7
cts 7
cp 1
crap 2
rs 10
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<?php
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/**
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 * It's free open-source software released under the MIT License.
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 *
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 * @author Anatoly Nekhay <[email protected]>
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 * @copyright Copyright (c) 2018, Anatoly Nekhay
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 * @license https://github.com/sunrise-php/http-router/blob/master/LICENSE
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 * @link https://github.com/sunrise-php/http-router
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 */
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declare(strict_types=1);
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namespace Sunrise\Http\Router\Middleware;
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use Psr\Http\Message\ResponseInterface;
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use Psr\Http\Message\ServerRequestInterface;
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use Psr\Http\Message\StreamFactoryInterface;
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use Psr\Http\Server\MiddlewareInterface;
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use Psr\Http\Server\RequestHandlerInterface;
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/**
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 * @since 3.2.0
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 */
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final class Base64DecodingMiddleware implements MiddlewareInterface
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{
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    public function __construct(
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        private readonly StreamFactoryInterface $streamFactory,
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    ) {
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    }
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    /**
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     * @inheritDoc
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     */
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    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
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    {
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        // https://developer.mozilla.org/en-US/docs/Web/HTTP/Reference/Headers/Content-Encoding
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        if ($request->getHeaderLine('Content-Encoding') === 'base64') {
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            /** @var resource $resource */
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            $resource = $request->getBody()->detach();
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            // https://www.php.net/manual/en/filters.convert.php
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            \stream_filter_append($resource, 'convert.base64-decode');
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            $body = $this->streamFactory->createStreamFromResource($resource);
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            $request = $request->withBody($body);
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        }
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        return $handler->handle($request);
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    }
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}
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