using Gee; namespace Xmpp.Xep.JingleMessageInitiation { public const string NS_URI = "urn:xmpp:jingle-message:0"; public class Module : XmppStreamModule { public static ModuleIdentity IDENTITY = new ModuleIdentity(NS_URI, "0353_jingle_message_initiation"); public signal void session_proposed(Jid from, Jid to, string sid, Gee.List descriptions); public signal void session_retracted(Jid from, Jid to, string sid); public signal void session_accepted(Jid from, string sid); public signal void session_rejected(Jid from, Jid to, string sid); public void send_session_propose_to_peer(XmppStream stream, Jid to, string sid, Gee.List descriptions) { StanzaNode propose_node = new StanzaNode.build("propose", NS_URI).add_self_xmlns().put_attribute("id", sid, NS_URI); foreach (StanzaNode desc_node in descriptions) { propose_node.put_node(desc_node); } MessageStanza accepted_message = new MessageStanza() { to=to, type_=MessageStanza.TYPE_CHAT }; accepted_message.stanza.put_node(propose_node); stream.get_module(MessageModule.IDENTITY).send_message.begin(stream, accepted_message); } public void send_session_retract_to_peer(XmppStream stream, Jid to, string sid) { send_jmi_message(stream, "retract", to, sid); } public void send_session_accept_to_self(XmppStream stream, string sid) { send_jmi_message(stream, "accept", Bind.Flag.get_my_jid(stream).bare_jid, sid); } public void send_session_reject_to_self(XmppStream stream, string sid) { send_jmi_message(stream, "reject", Bind.Flag.get_my_jid(stream).bare_jid, sid); } public void send_session_proceed_to_peer(XmppStream stream, Jid to, string sid) { send_jmi_message(stream, "proceed", to, sid); } public void send_session_reject_to_peer(XmppStream stream, Jid to, string sid) { send_jmi_message(stream, "reject", to, sid); } private void send_jmi_message(XmppStream stream, string name, Jid to, string sid) { MessageStanza accepted_message = new MessageStanza() { to=to, type_=MessageStanza.TYPE_CHAT }; accepted_message.stanza.put_node( new StanzaNode.build(name, NS_URI).add_self_xmlns() .put_attribute("id", sid, NS_URI)); stream.get_module(MessageModule.IDENTITY).send_message.begin(stream, accepted_message); } private void on_received_message(XmppStream stream, MessageStanza message) { Xep.MessageArchiveManagement.MessageFlag? mam_flag = Xep.MessageArchiveManagement.MessageFlag.get_flag(message); if (mam_flag != null) return; StanzaNode? mi_node = null; foreach (StanzaNode node in message.stanza.sub_nodes) { if (node.ns_uri == NS_URI) { mi_node = node; } } if (mi_node == null) return; switch (mi_node.name) { case "accept": case "proceed": session_accepted(message.from, mi_node.get_attribute("id")); break; case "propose": ArrayList descriptions = new ArrayList(); foreach (StanzaNode node in mi_node.sub_nodes) { if (node.name != "description") continue; descriptions.add(node); } if (descriptions.size > 0) { session_proposed(message.from, message.to, mi_node.get_attribute("id"), descriptions); } break; case "retract": session_retracted(message.from, message.to, mi_node.get_attribute("id")); break; case "reject": session_rejected(message.from, message.to, mi_node.get_attribute("id")); break; } } public override void attach(XmppStream stream) { stream.get_module(ServiceDiscovery.Module.IDENTITY).add_feature(stream, NS_URI); stream.get_module(MessageModule.IDENTITY).received_message.connect(on_received_message); } public override void detach(XmppStream stream) { stream.get_module(ServiceDiscovery.Module.IDENTITY).remove_feature(stream, NS_URI); stream.get_module(MessageModule.IDENTITY).received_message.disconnect(on_received_message); } public override string get_ns() { return NS_URI; } public override string get_id() { return IDENTITY.id; } } }