/**
* Start & init the API
*/
public function listen()
{
// Init API
$this->apiManager->init();
if (!$this->apiManager->connect()) {
throw new \RuntimeException('There is no ready client, aborted');
}
// Init server
$loop = $this->apiManager->getLoop();
$socket = new SocketServer($loop);
$socket->on('connection', function ($conn) {
/** @var Connection $conn */
$this->logger->debug(sprintf('Client [%s] is connected to server', $conn->getRemoteAddress()));
// On receive data
$conn->on('data', function ($rawData) use($conn) {
$this->logger->debug(sprintf('Client sent: %s', $rawData));
$data = json_decode($rawData, true);
$format = null;
if (isset($data['format'])) {
$format = $data['format'];
}
try {
if (!$this->isValidInput($data)) {
throw new MalformedClientInputException('The input sent to the server is maformed');
}
$conn->on('api-response', function ($response) use($conn, $format) {
$conn->end($this->format($response, $format));
});
$conn->on('api-error', function (ServerException $e) use($conn, $format) {
$conn->end($this->format($e->toArray(), $format));
if ($e instanceof RequestTimeoutException) {
$e->getClient()->reconnect();
// Force doing heartbeats to check if another client is timed out
$this->apiManager->doHeartbeats();
}
});
$this->apiManager->getRouter()->process($this->apiManager, $conn, $data);
} catch (ServerException $e) {
$this->logger->error('Client [' . $conn->getRemoteAddress() . ']: ' . $e->getMessage());
$conn->end($this->format($e->toArray(), $format));
}
});
});
$port = ConfigurationLoader::get('server.port');
$bind = ConfigurationLoader::get('server.bind');
$this->logger->info(sprintf('Listening on %s:%d', $bind == '0.0.0.0' ? '*' : $bind, $port));
$socket->listen($port, $bind);
$loop->run();
}
/**
* @param null|callable $callback This callback will format the results array
*/
protected function sendResponse(\Closure $callback = null)
{
$this->apiManager->getLoop()->addPeriodicTimer(0.0001, function (TimerInterface $timer) use($callback) {
if ($this->hasError) {
$timer->cancel();
return;
}
if (0 < $this->invokeCount && $this->invokeCount == $this->responseCount) {
// Convert indexed array to associative if count = 1
if (isset($this->results[0]) && !isset($this->results[1])) {
$this->results = $this->results[0];
}
$this->conn->emit('api-response', [['success' => true, 'result' => null != $callback ? $callback($this->results) : $this->results]]);
$timer->cancel();
}
});
}