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using Gee;
namespace Xmpp.Xep.JingleMessageInitiation {
public const string NS_URI = "urn:xmpp:jingle-message:0";
public class Module : XmppStreamModule {
public static ModuleIdentity<Module> IDENTITY = new ModuleIdentity<Module>(NS_URI, "0353_jingle_message_initiation");
public signal void session_proposed(Jid from, Jid to, string sid, Gee.List<StanzaNode> 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<StanzaNode> 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<StanzaNode> descriptions = new ArrayList<StanzaNode>();
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; }
}
}
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