/**
* Dispatch the given HTTP request to the given action.
*/
protected function processRequest(HttpDriverContext $context, SocketStream $socket, callable $action, bool &$upgraded, HttpRequest $request, bool $close) : \Generator
{
static $remove = ['Keep-Alive', 'Content-Length', 'Transfer-Encoding'];
// No need for TCP_NODELAY as the connection will be closed anyways flushing the last chunk without delay.
if ($close) {
$socket->setTcpNoDelay(false);
}
try {
if ($request->getProtocolVersion() == '1.1' && !$request->hasHeader('Host')) {
throw new StatusException(Http::BAD_REQUEST, 'Missing HTTP Host header');
}
foreach ($remove as $name) {
$request = $request->withoutHeader($name);
}
$next = new NextMiddleware($context->getMiddlewares(), function (HttpRequest $request) use($context, $action) {
$response = $action($request, $context->withPrependedResponder(function (HttpRequest $request, $result) {
return $this->upgradeResult($request, $result);
}));
if ($response instanceof \Generator) {
$response = (yield from $response);
}
if (!$response instanceof HttpResponse) {
$response = $this->upgradeResult($request, $response);
}
return $context->respond($request, $response);
}, $this->logger);
$response = (yield from $next($request));
$handler = $response->getAttribute(UpgradeResultHandler::class);
if ($handler instanceof UpgradeResultHandler) {
$upgraded = true;
return yield from $this->upgradeResultConnection($handler, $socket, $request, $response);
}
return yield from $this->sendResponse($socket, $request, $response, $close);
} catch (\Throwable $e) {
return yield from $this->sendErrorResponse($socket, $request, $e);
}
}
