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