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<?php
namespace iplx\Http;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\UriInterface;
/**
* A HTTP request
*/
class Request implements RequestInterface
{
use MessageTrait;
/**
* HTTP method of the request
*
* @var string
*/
protected $method;
/**
* The request target
*
* @var string|null
*/
protected $requestTarget;
/**
* URI of the request
*
* @var UriInterface
*/
protected $uri;
/**
* Create a new HTTP request
*
* @param string $method HTTP method
* @param string $uri URI
* @param array $headers Request headers
* @param string $body Request body
* @param string $protocolVersion Protocol version
*/
public function __construct($method, $uri, array $headers = [], $body = null, $protocolVersion = '1.1')
{
$this->method = $method;
$this->uri = new Uri($uri);
$this->setHeaders($headers);
$this->body = Stream::create($body);
$this->protocolVersion = $protocolVersion;
$this->provideHostHeader();
}
public function getRequestTarget()
{
if ($this->requestTarget !== null) {
return $this->requestTarget;
}
$requestTarget = $this->uri->getPath();
// Weak type checks to also check null
if ($requestTarget == '') {
$requestTarget = '/';
}
if ($this->uri->getQuery() != '') {
$requestTarget .= '?' . $this->uri->getQuery();
}
return $requestTarget;
}
public function withRequestTarget($requestTarget)
{
$request = clone $this;
$request->requestTarget = $requestTarget;
return $request;
}
public function getMethod()
{
return $this->method;
}
public function withMethod($method)
{
$request = clone $this;
$request->method = $method;
return $this;
}
public function getUri()
{
return $this->uri;
}
public function withUri(UriInterface $uri, $preserveHost = false)
{
$request = clone $this;
$request->uri = $uri;
if (! $preserveHost) {
$this->provideHostHeader(true);
}
return $this;
}
protected function provideHostHeader($force = false)
{
if ($this->hasHeader('host')) {
if (! $force) {
return;
}
$header = $this->headerNames['host'];
} else {
$header = 'Host';
}
$host = $this->uri->getHost();
// Weak type check to also check null
if ($host == '') {
$host = '';
} else {
$port = $this->uri->getPort();
if ($port !== null) {
$host .= ":$port";
}
}
$this->headerNames['host'] = $header;
$this->headerValues['host'] = [$host];
}
}
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