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<?php |
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namespace Wandu\Http\Factory; |
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use Psr\Http\Message\StreamInterface; |
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use Wandu\Http\Factory\Exception\CannotCreateRequestException; |
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use Wandu\Http\Psr\Request; |
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use Wandu\Http\Psr\Stream; |
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class RequestFactory |
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{ |
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use HelperTrait; |
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/** |
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* @param array $serverParams |
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* @return \Psr\Http\Message\RequestInterface |
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*/ |
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public function createFromGlobals(array $serverParams = null) |
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{ |
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if (!isset($serverParams)) { |
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$serverParams = $_SERVER; |
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} |
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$method = isset($serverParams['REQUEST_METHOD']) ? $serverParams['REQUEST_METHOD'] : 'GET'; |
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$uri = isset($serverParams['REQUEST_URI']) ? $serverParams['REQUEST_URI'] : '/'; |
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$headers = $this->getPsrHeadersFromServerParams($serverParams); |
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return new Request( |
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$method, |
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$this->makeUriObjectWithPsrHeaders($uri, $headers), |
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isset($stream) ? $stream : new Stream('php://memory'), |
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$headers, |
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'1.1' |
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); |
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} |
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/** |
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* @param array $plainHeaders |
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* @param \Psr\Http\Message\StreamInterface|null $stream |
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* @return \Psr\Http\Message\RequestInterface |
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* @throws \Wandu\Http\Factory\Exception\CannotCreateRequestException |
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*/ |
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public function createRequest(array $plainHeaders, StreamInterface $stream = null) |
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{ |
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if (count($plainHeaders) === 0) { |
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throw new CannotCreateRequestException( |
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'first parameter is array, and it must have at least one value.', |
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100 |
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); |
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} |
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$httpInformation = explode(' ', array_shift($plainHeaders)); |
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if (count($httpInformation) !== 3) { |
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throw new CannotCreateRequestException('wrong http header.', 101); |
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} |
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list ($method, $uri, $serverProtocol) = $httpInformation; |
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$headers = $this->getPsrHeadersFromPlainHeader($plainHeaders); |
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return new Request( |
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$method, |
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$this->makeUriObjectWithPsrHeaders($uri, $headers), |
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isset($stream) ? $stream : new Stream('php://memory'), |
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$headers, |
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explode('/', $serverProtocol)[1] |
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); |
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} |
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} |
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Instead of super-globals, we recommend to explicitly inject the dependencies of your class. This makes your code less dependent on global state and it becomes generally more testable: