private function startConnection()
{
$loop = \EventLoop\getLoop();
$dnsResolverFactory = new Factory();
$dnsResolver = $dnsResolverFactory->createCached('8.8.8.8', $loop);
$factory = new \React\HttpClient\Factory();
$client = $factory->create($loop, $dnsResolver);
$cNegotiator = new ClientNegotiator($this->url, $this->subProtocols);
$headers = $cNegotiator->getRequest()->getHeaders();
$flatHeaders = [];
foreach ($headers as $k => $v) {
$flatHeaders[$k] = $v[0];
}
$request = $client->request("GET", $this->url, $flatHeaders, '1.1');
$request->on('response', function (Response $response, Request $request) use($cNegotiator) {
if ($response->getCode() !== 101) {
throw new \Exception("Unexpected response code " . $response->getCode());
}
// TODO: Should validate response
//$cNegotiator->validateResponse($response);
$subprotoHeader = "";
$psr7Response = new \GuzzleHttp\Psr7\Response($response->getCode(), $response->getHeaders(), null, $response->getVersion());
if (count($psr7Response->getHeader('Sec-WebSocket-Protocol')) == 1) {
$subprotoHeader = $psr7Response->getHeader('Sec-WebSocket-Protocol')[0];
}
parent::onNext(new MessageSubject(new AnonymousObservable(function (ObserverInterface $observer) use($response) {
$response->on('data', function ($data) use($observer) {
$observer->onNext($data);
});
$response->on('error', function ($e) use($observer) {
$observer->onError($e);
});
$response->on('close', function () use($observer) {
$observer->onCompleted();
});
$response->on('end', function () use($observer) {
$observer->onCompleted();
// complete the parent observer - we only do 1 connection
parent::onCompleted();
});
return new CallbackDisposable(function () use($response) {
// commented this out because disposal was causing the other
// end (the request) to close also - which causes the pending messages
// to get tossed
//$response->close();
});
}), new CallbackObserver(function ($x) use($request) {
$request->write($x);
}, function ($e) use($request) {
$request->close();
}, function () use($request) {
$request->end();
}), true, $this->useMessageObject, $subprotoHeader, $cNegotiator->getRequest(), $psr7Response));
});
$request->writeHead();
}
