From 2fe8489d368a371aefbfbe66e74621a8df14cdc2 Mon Sep 17 00:00:00 2001 From: fiaxh Date: Fri, 10 Mar 2017 17:01:45 +0100 Subject: Rename vala-xmpp library to xmpp-vala --- xmpp-vala/src/module/xep/0060_pubsub.vala | 107 ++++++++++++++++++++++++++++++ 1 file changed, 107 insertions(+) create mode 100644 xmpp-vala/src/module/xep/0060_pubsub.vala (limited to 'xmpp-vala/src/module/xep/0060_pubsub.vala') diff --git a/xmpp-vala/src/module/xep/0060_pubsub.vala b/xmpp-vala/src/module/xep/0060_pubsub.vala new file mode 100644 index 00000000..3f96e7a1 --- /dev/null +++ b/xmpp-vala/src/module/xep/0060_pubsub.vala @@ -0,0 +1,107 @@ +using Gee; + +using Xmpp.Core; + +namespace Xmpp.Xep.Pubsub { + private const string NS_URI = "http://jabber.org/protocol/pubsub"; + private const string NS_URI_EVENT = NS_URI + "#event"; + + public class Module : XmppStreamModule { + public const string ID = "0060_pubsub_module"; + + private HashMap event_listeners = new HashMap(); + + public void add_filtered_notification(XmppStream stream, string node, EventListener listener) { + ServiceDiscovery.Module.get_module(stream).add_feature_notify(stream, node); + event_listeners[node] = listener; + } + + public void request(XmppStream stream, string jid, string node, RequestResponseListener listener) { // TODO multiple nodes gehen auch + Iq.Stanza a = new Iq.Stanza.get(new StanzaNode.build("pubsub", NS_URI).add_self_xmlns().put_node(new StanzaNode.build("items", NS_URI).put_attribute("node", node))); + a.to = jid; + Iq.Module.get_module(stream).send_iq(stream, a, new IqRequestResponseListener(listener)); + } + + private class IqRequestResponseListener : Iq.ResponseListener, Object { + RequestResponseListener response_listener; + public IqRequestResponseListener(RequestResponseListener response_listener) { this.response_listener = response_listener; } + public void on_result(XmppStream stream, Iq.Stanza iq) { + StanzaNode event_node = iq.stanza.get_subnode("pubsub", NS_URI); if (event_node == null) return; + StanzaNode items_node = event_node.get_subnode("items", NS_URI); if (items_node == null) return; + StanzaNode item_node = items_node.get_subnode("item", NS_URI); if (item_node == null) return; + string node = items_node.get_attribute("node", NS_URI); + string id = item_node.get_attribute("id", NS_URI); + response_listener.on_result(stream, iq.from, id, item_node.sub_nodes[0]); + } + } + + public void publish(XmppStream stream, string? jid, string node_id, string node, string item_id, StanzaNode content) { + StanzaNode pubsub_node = new StanzaNode.build("pubsub", NS_URI).add_self_xmlns(); + StanzaNode publish_node = new StanzaNode.build("publish", NS_URI).put_attribute("node", node_id); + pubsub_node.put_node(publish_node); + StanzaNode items_node = new StanzaNode.build("item", NS_URI).put_attribute("id", item_id); + items_node.put_node(content); + publish_node.put_node(items_node); + Iq.Stanza iq = new Iq.Stanza.set(pubsub_node); + Iq.Module.get_module(stream).send_iq(stream, iq, null); + } + + private class IqPublishResponseListener : Iq.ResponseListener, Object { + PublishResponseListener response_listener; + public IqPublishResponseListener(PublishResponseListener response_listener) { this.response_listener = response_listener; } + public void on_result(XmppStream stream, Iq.Stanza iq) { + if (iq.is_error()) { + response_listener.on_error(stream); + } else { + response_listener.on_success(stream); + } + } + } + + public override void attach(XmppStream stream) { + Iq.Module.require(stream); + Message.Module.require(stream); + ServiceDiscovery.Module.require(stream); + Message.Module.get_module(stream).received_message.connect(on_received_message); + } + + public override void detach(XmppStream stream) { + Message.Module.get_module(stream).received_message.disconnect(on_received_message); + } + + public static Module? get_module(XmppStream stream) { + return (Module?) stream.get_module(NS_URI, ID); + } + + public static void require(XmppStream stream) { + if (get_module(stream) == null) stream.add_module(new Module()); + } + + public override string get_ns() { return NS_URI; } + public override string get_id() { return ID; } + + private void on_received_message(XmppStream stream, Message.Stanza message) { + StanzaNode event_node = message.stanza.get_subnode("event", NS_URI_EVENT); if (event_node == null) return; + StanzaNode items_node = event_node.get_subnode("items", NS_URI_EVENT); if (items_node == null) return; + StanzaNode item_node = items_node.get_subnode("item", NS_URI_EVENT); if (item_node == null) return; + string node = items_node.get_attribute("node", NS_URI_EVENT); + string id = item_node.get_attribute("id", NS_URI_EVENT); + if (event_listeners.has_key(node)) { + event_listeners[node].on_result(stream, message.from, id, item_node.sub_nodes[0]); + } + } + } + + public interface RequestResponseListener : Object { + public abstract void on_result(XmppStream stream, string jid, string id, StanzaNode node); + } + + public interface EventListener : Object { + public abstract void on_result(XmppStream stream, string jid, string id, StanzaNode node); + } + + public interface PublishResponseListener : Object { + public abstract void on_success(XmppStream stream); + public abstract void on_error(XmppStream stream); + } +} -- cgit v1.2.3-54-g00ecf