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<?php
declare(strict_types=1);
namespace IntegerNet\CallbackProxy;
use Psr\Http\Message\RequestInterface;
use Psr\Http\Message\ResponseInterface;
use Slim\Http\Uri;
class Target
{
/**
* @var \Psr\Http\Message\UriInterface
*/
private $uri;
* @var string[]
private $additionalHeaders;
public function __construct(\Psr\Http\Message\UriInterface $uri, array $additionalHeaders = [])
$this->uri = $uri;
$this->additionalHeaders = $additionalHeaders;
}
public static function fromConfig($config): self
if (is_string($config)) {
return new self(Uri::createFromString($config));
if (!isset($config['uri'])) {
throw new \InvalidArgumentException(
'$config argument must be a string or an array containing an "uri" element'
);
$additionalHeaders = [];
if (isset($config['basic-auth'])) {
$additionalHeaders['Authorization'] = 'Basic ' . \base64_encode($config['basic-auth']);
return new self(Uri::createFromString($config['uri']), $additionalHeaders);
public function applyToRequest(RequestInterface $request, string $action): RequestInterface
$request = $request->withUri($this->uri->withPath($this->uri->getPath() . $action));
foreach ($this->additionalHeaders as $name => $value) {
$request = $request->withHeader($name, $value);
return $request;
public function applyToResponse(ResponseInterface $response, string $action): ResponseInterface
return $response->withHeader(
'X-Response-From',
$this->uri->withPath($this->uri->getPath() . $action)->__toString()
integer-net /
callback-proxy
