using Gee; namespace Xmpp.Xep.Ping { private const string NS_URI = "urn:xmpp:ping"; public class Module : XmppStreamModule, Iq.Handler { public static ModuleIdentity IDENTITY = new ModuleIdentity(NS_URI, "0199_ping"); public delegate void OnResult(XmppStream stream); public void send_ping(XmppStream stream, Jid jid, owned OnResult? listener) { Iq.Stanza iq = new Iq.Stanza.get(new StanzaNode.build("ping", NS_URI).add_self_xmlns()); iq.to = jid; stream.get_module(Iq.Module.IDENTITY).send_iq(stream, iq, (stream) => { if (listener != null) listener(stream); }); } public override void attach(XmppStream stream) { stream.get_module(Iq.Module.IDENTITY).register_for_namespace(NS_URI, this); stream.get_module(ServiceDiscovery.Module.IDENTITY).add_feature(stream, NS_URI); } public override void detach(XmppStream stream) { stream.get_module(Iq.Module.IDENTITY).unregister_from_namespace(NS_URI, this); stream.get_module(ServiceDiscovery.Module.IDENTITY).remove_feature(stream, NS_URI); } public void on_iq_get(XmppStream stream, Iq.Stanza iq) { stream.get_module(Iq.Module.IDENTITY).send_iq(stream, new Iq.Stanza.result(iq)); } public override string get_ns() { return NS_URI; } public override string get_id() { return IDENTITY.id; } } }