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<?php declare(strict_types=1); namespace GuzzleHttp\Psr7; use InvalidArgumentException; use Psr\Http\Message\ServerRequestInterface; use Psr\Http\Message\StreamInterface; use Psr\Http\Message\UploadedFileInterface; use Psr\Http\Message\UriInterface; /** * Server-side HTTP request * * Extends the Request definition to add methods for accessing incoming data, * specifically server parameters, cookies, matched path parameters, query * string arguments, body parameters, and upload file information. * * "Attributes" are discovered via decomposing the request (and usually * specifically the URI path), and typically will be injected by the application. * * Requests are considered immutable; all methods that might change state are * implemented such that they retain the internal state of the current * message and return a new instance that contains the changed state. / class ServerRequest extends Request implements ServerRequestInterface { /* * @var array / private $attributes = []; /* * @var array / private $cookieParams = []; /* * @var array\|object\|null / private $parsedBody; /* * @var array / private $queryParams = []; /* * @var array / private $serverParams; /* * @var array / private $uploadedFiles = []; /* * @param string $method HTTP method * @param string\|UriInterface $uri URI * @param (string\|string[])[] $headers Request headers * @param string\|resource\|StreamInterface\|null $body Request body * @param string $version Protocol version * @param array $serverParams Typically the $_SERVER superglobal / public function __construct( string $method, $uri, array $headers = [], $body = null, string $version = '1.1', array $serverParams = [] ) { $this->serverParams = $serverParams; parent::__construct($method, $uri, $headers, $body, $version); } /* * Return an UploadedFile instance array. * * @param array $files An array which respect $_FILES structure * * @throws InvalidArgumentException for unrecognized values / public static function normalizeFiles(array $files): array { $normalized = []; foreach ($files as $key => $value) { if ($value instanceof UploadedFileInterface) { $normalized[$key] = $value; } elseif (is_array($value) && isset($value['tmp_name'])) { $normalized[$key] = self::createUploadedFileFromSpec($value); } elseif (is_array($value)) { $normalized[$key] = self::normalizeFiles($value); continue; } else { throw new InvalidArgumentException('Invalid value in files specification'); } } return $normalized; } /* * Create and return an UploadedFile instance from a $_FILES specification. * * If the specification represents an array of values, this method will * delegate to normalizeNestedFileSpec() and return that return value. * * @param array $value $_FILES struct * * @return UploadedFileInterface\|UploadedFileInterface[] / private static function createUploadedFileFromSpec(array $value) { if (is_array($value['tmp_name'])) { return self::normalizeNestedFileSpec($value); } return new UploadedFile( $value['tmp_name'], (int) $value['size'], (int) $value['error'], $value['name'], $value['type'] ); } /* * Normalize an array of file specifications. * * Loops through all nested files and returns a normalized array of * UploadedFileInterface instances. * * @return UploadedFileInterface[] / private static function normalizeNestedFileSpec(array $files = []): array { $normalizedFiles = []; foreach (array_keys($files['tmp_name']) as $key) { $spec = [ 'tmp_name' => $files['tmp_name'][$key], 'size' => $files['size'][$key] ?? null, 'error' => $files['error'][$key] ?? null, 'name' => $files['name'][$key] ?? null, 'type' => $files['type'][$key] ?? null, ]; $normalizedFiles[$key] = self::createUploadedFileFromSpec($spec); } return $normalizedFiles; } /* * Return a ServerRequest populated with superglobals: * $_GET * $_POST * $_COOKIE * $_FILES * $_SERVER / public static function fromGlobals(): ServerRequestInterface { $method = self::getServerParam('REQUEST_METHOD') ?? 'GET'; $headers = self::removeInvalidHostHeader(self::getAllHeaders()); $uri = self::getUriFromGlobals(); $body = new CachingStream(new LazyOpenStream('php://input', 'r+')); $serverProtocol = self::getServerParam('SERVER_PROTOCOL'); $protocol = $serverProtocol !== null ? str_replace('HTTP/', '', $serverProtocol) : '1.1'; $serverRequest = new ServerRequest($method, $uri, $headers, $body, $protocol, $_SERVER); return $serverRequest ->withCookieParams($_COOKIE) ->withQueryParams($_GET) ->withParsedBody($_POST) ->withUploadedFiles(self::normalizeFiles($_FILES)); } /* * @return array<array-key, string> / private static function getAllHeaders(): array { return self::normalizeHeaderValues(getallheaders()); } /* * @param array<array-key, mixed> $headers * * @return array<array-key, string> / private static function normalizeHeaderValues(array $headers): array { $normalized = []; foreach ($headers as $name => $value) { if (is_scalar($value) \|\| (is_object($value) && method_exists($value, '__toString'))) { $normalized[$name] = (string) $value; } } return $normalized; } private static function getServerParam(string $key): ?string { return isset($_SERVER[$key]) && is_string($_SERVER[$key]) ? $_SERVER[$key] : null; } /* * @param array<array-key, string> $headers * * @return array<array-key, string> / private static function removeInvalidHostHeader(array $headers): array { foreach ($headers as $name => $value) { if (strtolower((string) $name) !== 'host') { continue; } if (Rfc7230::parseHostHeader($value) === null) { unset($headers[$name]); } } return $headers; } /* * @return array{0: string\|null, 1: int\|null} / private static function extractHostAndPortFromAuthority(string $authority): array { return Rfc7230::parseHostHeader($authority) ?? [null, null]; } /* * Get a Uri populated with values from $_SERVER. / public static function getUriFromGlobals(): UriInterface { $uri = new Uri(''); $https = self::getServerParam('HTTPS'); $uri = $uri->withScheme(!empty($https) && $https !== 'off' ? 'https' : 'http'); $hasPort = false; $authority = self::getServerParam('HTTP_HOST'); if ($authority !== null) { [$host, $port] = self::extractHostAndPortFromAuthority($authority); if ($host !== null) { $uri = $uri->withHost($host); } if ($port !== null) { $hasPort = true; $uri = $uri->withPort($port); } } elseif (($serverName = self::getServerParam('SERVER_NAME')) !== null) { $uri = $uri->withHost($serverName); } elseif (($serverAddr = self::getServerParam('SERVER_ADDR')) !== null) { $uri = $uri->withHost($serverAddr); } $serverPort = self::getServerParam('SERVER_PORT'); if (!$hasPort && $serverPort !== null && preg_match('/^[+-]?\d+$/', $serverPort) === 1) { $uri = $uri->withPort((int) $serverPort); } $hasQuery = false; $requestUri = self::getServerParam('REQUEST_URI'); if ($requestUri !== null) { $requestUriParts = explode('?', $requestUri, 2); $uri = $uri->withPath($requestUriParts[0]); if (isset($requestUriParts[1])) { $hasQuery = true; $uri = $uri->withQuery($requestUriParts[1]); } } $queryString = self::getServerParam('QUERY_STRING'); if (!$hasQuery && $queryString !== null) { $uri = $uri->withQuery($queryString); } return $uri; } public function getServerParams(): array { return $this->serverParams; } public function getUploadedFiles(): array { return $this->uploadedFiles; } public function withUploadedFiles(array $uploadedFiles): ServerRequestInterface { $new = clone $this; $new->uploadedFiles = $uploadedFiles; return $new; } public function getCookieParams(): array { return $this->cookieParams; } public function withCookieParams(array $cookies): ServerRequestInterface { $new = clone $this; $new->cookieParams = $cookies; return $new; } public function getQueryParams(): array { return $this->queryParams; } public function withQueryParams(array $query): ServerRequestInterface { $new = clone $this; $new->queryParams = $query; return $new; } /* * @return array\|object\|null / public function getParsedBody() { return $this->parsedBody; } public function withParsedBody($data): ServerRequestInterface { $new = clone $this; $new->parsedBody = $data; return $new; } public function getAttributes(): array { return $this->attributes; } /* * @return mixed */ public function getAttribute($attribute, $default = null) { if (false === array_key_exists($attribute, $this->attributes)) { return $default; } return $this->attributes[$attribute]; } public function withAttribute($attribute, $value): ServerRequestInterface { $new = clone $this; $new->attributes[$attribute] = $value; return $new; } public function withoutAttribute($attribute): ServerRequestInterface { if (false === array_key_exists($attribute, $this->attributes)) { return $this; } $new = clone $this; unset($new->attributes[$attribute]); return $new; } }

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