153 lines
3.6 KiB
PHP
153 lines
3.6 KiB
PHP
<?php
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namespace GuzzleHttp\Psr7;
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use InvalidArgumentException;
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use Psr\Http\Message\RequestInterface;
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use Psr\Http\Message\StreamInterface;
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use Psr\Http\Message\UriInterface;
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/**
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* PSR-7 request implementation.
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*/
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class Request implements RequestInterface
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{
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use MessageTrait;
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/** @var string */
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private $method;
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/** @var string|null */
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private $requestTarget;
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/** @var UriInterface */
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private $uri;
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/**
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* @param string $method HTTP method
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* @param string|UriInterface $uri URI
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* @param array $headers Request headers
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* @param string|resource|StreamInterface|null $body Request body
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* @param string $version Protocol version
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*/
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public function __construct(
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$method,
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$uri,
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array $headers = [],
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$body = null,
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$version = '1.1'
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) {
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$this->assertMethod($method);
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if (!($uri instanceof UriInterface)) {
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$uri = new Uri($uri);
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}
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$this->method = strtoupper($method);
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$this->uri = $uri;
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$this->setHeaders($headers);
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$this->protocol = $version;
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if (!isset($this->headerNames['host'])) {
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$this->updateHostFromUri();
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}
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if ($body !== '' && $body !== null) {
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$this->stream = Utils::streamFor($body);
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}
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}
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public function getRequestTarget()
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{
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if ($this->requestTarget !== null) {
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return $this->requestTarget;
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}
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$target = $this->uri->getPath();
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if ($target == '') {
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$target = '/';
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}
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if ($this->uri->getQuery() != '') {
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$target .= '?' . $this->uri->getQuery();
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}
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return $target;
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}
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public function withRequestTarget($requestTarget)
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{
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if (preg_match('#\s#', $requestTarget)) {
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throw new InvalidArgumentException(
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'Invalid request target provided; cannot contain whitespace'
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);
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}
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$new = clone $this;
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$new->requestTarget = $requestTarget;
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return $new;
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}
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public function getMethod()
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{
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return $this->method;
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}
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public function withMethod($method)
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{
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$this->assertMethod($method);
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$new = clone $this;
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$new->method = strtoupper($method);
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return $new;
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}
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public function getUri()
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{
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return $this->uri;
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}
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public function withUri(UriInterface $uri, $preserveHost = false)
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{
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if ($uri === $this->uri) {
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return $this;
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}
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$new = clone $this;
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$new->uri = $uri;
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if (!$preserveHost || !isset($this->headerNames['host'])) {
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$new->updateHostFromUri();
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}
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return $new;
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}
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private function updateHostFromUri()
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{
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$host = $this->uri->getHost();
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if ($host == '') {
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return;
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}
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if (($port = $this->uri->getPort()) !== null) {
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$host .= ':' . $port;
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}
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if (isset($this->headerNames['host'])) {
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$header = $this->headerNames['host'];
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} else {
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$header = 'Host';
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$this->headerNames['host'] = 'Host';
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}
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// Ensure Host is the first header.
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// See: http://tools.ietf.org/html/rfc7230#section-5.4
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$this->headers = [$header => [$host]] + $this->headers;
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}
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private function assertMethod($method)
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{
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if (!is_string($method) || $method === '') {
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throw new \InvalidArgumentException('Method must be a non-empty string.');
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}
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}
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}
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