/**
* @param IoConnectionInterface $conn
*/
protected function attemptUpgrade(IoConnectionInterface $conn)
{
$request = $conn->WebSocket->request;
if (!$this->wsDriver->isVersionEnabled($request)) {
return $this->close($conn);
}
$conn->WebSocket->version = $this->wsDriver->getVersion($request);
try {
$response = $conn->WebSocket->version->wsHandshake($request);
} catch (Error $ex) {
return;
} catch (Exception $ex) {
return;
}
// $agreedSubProtocols = $this->getSubProtocolString($request->getHeader('Sec-WebSocket-Protocol'));
//
// if ($agreedSubProtocols !== '')
// {
// $response->setHeader('Sec-WebSocket-Protocol', $agreedSubProtocols);
// }
$conn->send((string) $response);
if ($response->getStatusCode() !== 101) {
return $conn->close();
}
$upgraded = $conn->WebSocket->version->wsUpgrade($conn, $this->wsServer);
$this->connectionCollection->attach($conn, $upgraded);
$upgraded->WebSocket->established = true;
$this->wsServer->handleConnect($upgraded);
}
/**
* @override
*/
public function handleError(IoConnectionInterface $conn, $ex)
{
if ($conn->httpHeadersReceived) {
$this->httpServer->handleError($conn, $ex);
} else {
$this->close($conn, 500);
}
}
/**
* Handler triggered when an error has occured during doing operation on existing connection.
*
* @param SocketInterface $socket
* @param Error|Exception $ex
*/
public function handleError($socket, $ex)
{
try {
$this->component->handleError($socket->conn, $ex);
} catch (Error $ex) {
$this->close($socket);
} catch (Exception $ex) {
$this->close($socket);
}
}
/**
* @override
* @inheritDoc
*/
public function handleError(IoConnectionInterface $conn, $ex)
{
if (!$this->isBlocked($conn->getHost())) {
$this->component->handleError($conn, $ex);
}
}
/**
* @override
* @inheritDoc
*/
public function handleError(IoConnectionInterface $conn, $ex)
{
return $this->component->handleError($conn, $ex);
}