pruvodce/lib/Nyholm/Psr7/RequestTrait.php

114 lines
2.6 KiB
PHP

<?php
declare(strict_types=1);
namespace Nyholm\Psr7;
use Psr\Http\Message\UriInterface;
/**
* @author Michael Dowling and contributors to guzzlehttp/psr7
* @author Tobias Nyholm <tobias.nyholm@gmail.com>
* @author Martijn van der Ven <martijn@vanderven.se>
*
* @internal should not be used outside of Nyholm/Psr7 as it does not fall under our BC promise
*/
trait RequestTrait
{
/** @var string */
private $method;
/** @var string|null */
private $requestTarget;
/** @var UriInterface|null */
private $uri;
public function getRequestTarget(): string
{
if (null !== $this->requestTarget) {
return $this->requestTarget;
}
if ('' === $target = $this->uri->getPath()) {
$target = '/';
}
if ('' !== $this->uri->getQuery()) {
$target .= '?' . $this->uri->getQuery();
}
return $target;
}
public function withRequestTarget($requestTarget): self
{
if (\preg_match('#\s#', $requestTarget)) {
throw new \InvalidArgumentException('Invalid request target provided; cannot contain whitespace');
}
$new = clone $this;
$new->requestTarget = $requestTarget;
return $new;
}
public function getMethod(): string
{
return $this->method;
}
public function withMethod($method): self
{
if (!\is_string($method)) {
throw new \InvalidArgumentException('Method must be a string');
}
$new = clone $this;
$new->method = $method;
return $new;
}
public function getUri(): UriInterface
{
return $this->uri;
}
public function withUri(UriInterface $uri, $preserveHost = false): self
{
if ($uri === $this->uri) {
return $this;
}
$new = clone $this;
$new->uri = $uri;
if (!$preserveHost || !$this->hasHeader('Host')) {
$new->updateHostFromUri();
}
return $new;
}
private function updateHostFromUri(): void
{
if ('' === $host = $this->uri->getHost()) {
return;
}
if (null !== ($port = $this->uri->getPort())) {
$host .= ':' . $port;
}
if (isset($this->headerNames['host'])) {
$header = $this->headerNames['host'];
} else {
$this->headerNames['host'] = $header = 'Host';
}
// Ensure Host is the first header.
// See: http://tools.ietf.org/html/rfc7230#section-5.4
$this->headers = [$header => [$host]] + $this->headers;
}
}