public function onData(int $clientId, Websocket\Message $msg)
{
// yielding $msg buffers the complete payload into a single string. For very large payloads, you may want to
// stream those instead of buffering them.
$body = (yield $msg);
// We use the IP as name for this simple chat app.
$ip = $this->connections[$clientId];
// If someone mentions an IP, we send the message only to clients with that IP and the sender itself.
if (preg_match("~@(\\d+\\.\\d+\\.\\d+\\.\\d+)\\b~", $body, $match)) {
list($all, $receiver) = $match;
$payload = $ip . " (private): " . substr($body, strlen($all));
$clients = array_keys($this->ips[$receiver] ?? []);
if (!empty($clients)) {
$this->endpoint->send($clients, $payload);
}
$this->endpoint->send($clientId, $payload);
} else {
$payload = $ip . ": " . $body;
$this->endpoint->send(null, $payload);
}
}
protected function writeResponse(int $clientId, $requestId, ApiResponse $response)
{
$this->endpoint->send($clientId, json_encode(["request_id" => $requestId, "status" => $response->getStatus(), "data" => $response->getData(), "links" => $response->getLinks()]));
}