/**
* {@inheritDoc}
*/
public function receiveRequest()
{
try {
$message = $this->socket->recvMulti();
} catch (\Exception $e) {
throw new TransportException('Unable to receive request', null, $e);
}
$this->waitingForResponse = true;
$requestType = $message[0];
if (!MessageTypes::isValid($requestType)) {
throw new FormatException('Invalid request type "' . $requestType . '"', $message);
}
$request = new Request($requestType);
$request->setHeaders(new Headers(Parser::parseHeaders(@$message[1])));
if ($requestType !== MessageTypes::PING) {
if (empty($message[2])) {
throw new FormatException('Method name is empty', $message);
}
$request->setMethodName($message[2]);
$arguments = array_slice($message, 3);
$request->setArgumentsBody($arguments);
}
return $request;
}
private function createRequest($type, $method = null, $arguments = null, Headers $headers = null)
{
$request = new Request();
$request->setType($type);
$requestHeaders = $this->defaultHeaders ? clone $this->defaultHeaders : new Headers();
if ($headers) {
$requestHeaders->merge($headers);
}
$request->setHeaders($requestHeaders);
if ($method) {
$contentType = $requestHeaders->get('content-type');
$arguments = $this->serializer->serializeArguments($method, $arguments, $contentType);
$request->setMethodName($method)->setArgumentsBody($arguments);
}
return $request;
}
public function handleCall()
{
try {
$request = $this->transport->receiveRequest();
if ($request->getType() === MessageTypes::PING) {
$response = $this->createResponse(MessageTypes::PONG, null, new Response(null, null, clone $this->headers), $request);
$this->transport->sendResponse($response);
return;
}
$this->runMethodForRequest($request);
} catch (\Exception $exception) {
if ($this->transport->isWaitingForResponse()) {
$request = new Request();
$request->setMethodName('')->setType(MessageTypes::REQUEST);
$response = new Response();
$this->createResponse(MessageTypes::ERROR, $exception, $response, $request);
$this->transport->sendResponse($response);
} else {
if ($this->onErrorCallback) {
call_user_func($this->onErrorCallback, $exception);
}
}
}
}