55 lines
1.8 KiB
Dart
55 lines
1.8 KiB
Dart
import 'package:moxxyv2/xmpp/events.dart';
|
|
import 'package:moxxyv2/xmpp/managers/base.dart';
|
|
import 'package:moxxyv2/xmpp/managers/namespaces.dart';
|
|
import 'package:moxxyv2/xmpp/xeps/xep_0198/xep_0198.dart';
|
|
|
|
class PingManager extends XmppManagerBase {
|
|
@override
|
|
String getId() => pingManager;
|
|
|
|
@override
|
|
String getName() => 'PingManager';
|
|
|
|
@override
|
|
Future<bool> isSupported() async => true;
|
|
|
|
void _logWarning() {
|
|
logger.warning('Cannot send keepalives as SM is not available, the socket disallows whitespace pings and does not manage its own keepalives. Cannot guarantee that the connection survives.');
|
|
}
|
|
|
|
@override
|
|
Future<void> onXmppEvent(XmppEvent event) async {
|
|
if (event is SendPingEvent) {
|
|
logger.finest('Received ping event.');
|
|
final attrs = getAttributes();
|
|
final socket = attrs.getSocket();
|
|
|
|
if (socket.managesKeepalives()) {
|
|
logger.finest('Not sending ping as the socket manages it.');
|
|
return;
|
|
}
|
|
|
|
final stream = attrs.getManagerById(smManager) as StreamManagementManager?;
|
|
if (stream != null) {
|
|
if (stream.isStreamManagementEnabled() /*&& stream.getUnackedStanzaCount() > 0*/) {
|
|
logger.finest('Sending an ack ping as Stream Management is enabled');
|
|
stream.sendAckRequestPing();
|
|
} else if (attrs.getSocket().whitespacePingAllowed()) {
|
|
logger.finest('Sending a whitespace ping as Stream Management is not enabled');
|
|
attrs.sendRawXml('');
|
|
} else {
|
|
_logWarning();
|
|
}
|
|
} else {
|
|
if (attrs.getSocket().whitespacePingAllowed()) {
|
|
attrs.sendRawXml('');
|
|
} else {
|
|
_logWarning();
|
|
}
|
|
}
|
|
} else if (event is AckRequestResponseTimeoutEvent) {
|
|
await getAttributes().getConnection().handleError(event);
|
|
}
|
|
}
|
|
}
|