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<?php
namespace ColinODell\CloudToButt;
use function GuzzleHttp\Psr7\stream_for;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
class CloudToButtMiddleware
{
public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next)
/** @var ResponseInterface $response */
$response = $next($request);
$body = $response->getBody();
if ($body->isSeekable()) {
$body->rewind();
}
if (!$body->isSeekable() || $body->tell() !== 0) {
$content = $this->changeCloudToButt($body);
return $response->withBody(stream_for($content));
$newBody = stream_for(null);
while (!$body->eof()) {
$content = $body->read(4096);
while (!$body->eof() && substr($content, -1) !== ' ') {
$content .= $body->read(1);
$newBody->write($this->changeCloudToButt($content));
return $response->withBody($newBody);
private function changeCloudToButt($originalContent)
return strtr((string) $originalContent, ['Cloud' => 'Butt', 'cloud' => 'butt']);
colinodell /
cloud-to-butt
