/**
* @param HttpSocketTransporter $transporter
* @param iStreamable $body
* @param HttpResponse $response
* @param Streamable $stream
* @param iHttpRequest $request
*
* @return mixed
*/
function __invoke($transporter = null, $body = null, $response = null, $stream = null, $request = null)
{
$headers = $response->getHeaders();
// Decoding Data:
if (!$body || !$transporter->optsData()->isAllowDecoding()) {
## do not decode body using raw data
return ['body' => $body];
}
if ($headers->has('Content-Encoding') && strstr(strtolower($headers->get('Content-Encoding')->renderValueLine()), 'gzip') !== false) {
## Uses PHP's zlib.inflate filter to inflate deflate or gzipped content
$body->getResource()->appendFilter(new PhpRegisteredFilter('zlib.inflate'), STREAM_FILTER_READ);
### skip the first 10 bytes for zlib
$body = new Streamable\SegmentWrapStream($body, -1, 10);
}
if ($headers->has('transfer-encoding') && strstr(strtolower($headers->get('Transfer-Encoding')->renderValueLine()), 'chunked') !== false) {
$body->getResource()->appendFilter(new DechunkFilter(), STREAM_FILTER_READ);
}
return ['body' => $body];
}
protected function __readHeadersFromStream(iStreamable $stream)
{
$headers = '';
## 255 can be vary, its each header length.
// TODO just read header part from aggregate stream, it can be tagged for each stream
while (!$stream->isEOF() && ($line = $stream->readLine("\r\n", 255)) !== null) {
$break = false;
$headers .= $line . "\r\n";
if (trim($line) === '') {
## http headers part read complete
$break = true;
}
if ($break) {
break;
}
}
return $headers;
}
