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<?php |
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declare(strict_types=1); |
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namespace Cakasim\Payone\Sdk\Http\Factory; |
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use Cakasim\Payone\Sdk\Http\Message\ServerRequest; |
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use Psr\Http\Message\ServerRequestFactoryInterface; |
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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\Message\UriFactoryInterface; |
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use Psr\Http\Message\UriInterface; |
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/** |
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* Implements the PSR-17 server request factory interface. |
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* |
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* @author Fabian Böttcher <[email protected]> |
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* @since 0.1.0 |
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*/ |
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class ServerRequestFactory implements ServerRequestFactoryInterface |
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{ |
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protected const DEFAULT_PROTOCOL_VERSION = ServerRequest::PROTOCOL_VERSION_1_1; |
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/** |
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* @var UriFactoryInterface The URI factory used for generating request URIs. |
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*/ |
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protected $uriFactory; |
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/** |
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* @var StreamFactoryInterface The stream factory used for generating request bodies. |
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*/ |
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protected $streamFactory; |
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/** |
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* Constructs the RequestFactory. |
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* |
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* @param UriFactoryInterface $uriFactory A URI factory. |
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* @param StreamFactoryInterface $streamFactory A stream factory. |
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*/ |
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public function __construct(UriFactoryInterface $uriFactory, StreamFactoryInterface $streamFactory) |
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{ |
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$this->uriFactory = $uriFactory; |
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$this->streamFactory = $streamFactory; |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function createServerRequest(string $method, $uri, array $serverParams = []): ServerRequestInterface |
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{ |
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if (!($uri instanceof UriInterface)) { |
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$uri = $this->uriFactory->createUri($uri); |
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} |
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$protocolVersion = $this->detectProtocolVersion($serverParams) ?? static::DEFAULT_PROTOCOL_VERSION; |
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$body = $this->streamFactory->createStreamFromFile('php://input', 'r'); |
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$headers = $this->detectRequestHeaders($serverParams); |
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$request = new ServerRequest( |
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$method, |
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$uri, |
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$protocolVersion, |
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$body, |
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$headers, |
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$serverParams, |
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$_COOKIE, |
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$_GET, |
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[], // currently no support for uploaded files |
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null, |
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[] |
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); |
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$parsedBody = $this->detectParsedBody($request); |
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if ($parsedBody !== null) { |
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$request = $request->withParsedBody($parsedBody); |
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} |
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return $request; |
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} |
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/** |
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* Detect protocol version from server params. |
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* |
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* @param array $serverParams The server params. |
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* @return string|null The detected protocol version or null if not detectable. |
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*/ |
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protected function detectProtocolVersion(array $serverParams): ?string |
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{ |
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$matches = []; |
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preg_match('~^HTTP/(\d+(?:\.\d+)?)$~i', trim($serverParams['SERVER_PROTOCOL'] ?? ''), $matches); |
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return $matches[1] ?? null; |
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} |
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/** |
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* Detect request headers from server params. |
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* Convert all HTTP prefixed server params to headers. |
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* |
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* @param array $serverParams The server params. |
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* @return array The detected headers. |
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*/ |
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protected function detectRequestHeaders(array $serverParams): array |
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{ |
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// Filter server params and preserve all HTTP_* params. |
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$serverParams = array_filter($serverParams, function ($name) { |
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return substr($name, 0, 5) === 'HTTP_'; |
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}, ARRAY_FILTER_USE_KEY); |
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$headers = []; |
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foreach ($serverParams as $name => $value) { |
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// Remove HTTP_ prefix. |
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$name = substr($name, 5); |
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// Make name lowercase. |
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$name = strtolower($name); |
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// Split name into parts. |
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$name = explode('_', $name); |
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// Make each name part start with uppercase character. |
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$name = array_map('ucfirst', $name); |
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// Rejoin name parts by - separator. |
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$name = join('-', $name); |
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// Store the header. |
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$headers[$name] = $value; |
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} |
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return $headers; |
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} |
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/** |
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* Detect parsed body from $_POST. |
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* |
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* @param ServerRequest $request The request for which the parsed body should be detected. |
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* @return array|null The parsed body or null if no parsed body exists. |
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*/ |
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protected function detectParsedBody(ServerRequest $request): ?array |
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{ |
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$contentTypeHeader = $request->getHeaderLine('Content-Type'); |
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return |
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strcasecmp($request->getMethod(), 'POST') === 0 && |
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( |
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stristr($contentTypeHeader, 'application/x-www-form-urlencoded') !== false || |
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stristr($contentTypeHeader, 'multipart/form-data') !== false |
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) |
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? $_POST |
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: null; |
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} |
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} |
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Cakasim /
php-payone-sdk-http-message
