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-rw-r--r--xmpp-vala/src/module/roster/flag.vala30
-rw-r--r--xmpp-vala/src/module/roster/item.vala45
-rw-r--r--xmpp-vala/src/module/roster/module.vala125
3 files changed, 200 insertions, 0 deletions
diff --git a/xmpp-vala/src/module/roster/flag.vala b/xmpp-vala/src/module/roster/flag.vala
new file mode 100644
index 00000000..c3e35158
--- /dev/null
+++ b/xmpp-vala/src/module/roster/flag.vala
@@ -0,0 +1,30 @@
+using Gee;
+
+using Xmpp.Core;
+
+namespace Xmpp.Roster {
+
+public class Flag : XmppStreamFlag {
+ public const string ID = "roster";
+ public HashMap<string, Item> roster_items = new HashMap<string, Item>();
+
+ internal string? iq_id;
+
+ public Collection<Item> get_roster() {
+ return roster_items.values;
+ }
+
+ public Item? get_item(string jid) {
+ return roster_items[jid];
+ }
+
+ public static Flag? get_flag(XmppStream stream) { return (Flag?) stream.get_flag(NS_URI, ID); }
+
+ public static bool has_flag(XmppStream stream) { return get_flag(stream) != null; }
+
+ public override string get_ns() { return NS_URI; }
+
+ public override string get_id() { return ID; }
+}
+
+} \ No newline at end of file
diff --git a/xmpp-vala/src/module/roster/item.vala b/xmpp-vala/src/module/roster/item.vala
new file mode 100644
index 00000000..7ef76fd4
--- /dev/null
+++ b/xmpp-vala/src/module/roster/item.vala
@@ -0,0 +1,45 @@
+using Gee;
+
+using Xmpp.Core;
+
+namespace Xmpp.Roster {
+
+public class Item {
+
+ public const string NODE_JID = "jid";
+ public const string NODE_NAME = "name";
+ public const string NODE_SUBSCRIPTION = "subscription";
+
+ public const string SUBSCRIPTION_NONE = "none";
+ public const string SUBSCRIPTION_TO = "to";
+ public const string SUBSCRIPTION_FROM = "from";
+ public const string SUBSCRIPTION_BOTH = "both";
+ public const string SUBSCRIPTION_REMOVE = "remove";
+
+ public StanzaNode stanza_node;
+
+ public string jid {
+ get { return stanza_node.get_attribute(NODE_JID); }
+ set { stanza_node.set_attribute(NODE_JID, value); }
+ }
+
+ public string? name {
+ get { return stanza_node.get_attribute(NODE_NAME); }
+ set { stanza_node.set_attribute(NODE_NAME, value); }
+ }
+
+ public string? subscription {
+ get { return stanza_node.get_attribute(NODE_SUBSCRIPTION); }
+ set { stanza_node.set_attribute(NODE_SUBSCRIPTION, value); }
+ }
+
+ public Item() {
+ stanza_node = new StanzaNode.build("item", NS_URI);
+ }
+
+ public Item.from_stanza_node(StanzaNode stanza_node) {
+ this.stanza_node = stanza_node;
+ }
+}
+
+} \ No newline at end of file
diff --git a/xmpp-vala/src/module/roster/module.vala b/xmpp-vala/src/module/roster/module.vala
new file mode 100644
index 00000000..c8b09710
--- /dev/null
+++ b/xmpp-vala/src/module/roster/module.vala
@@ -0,0 +1,125 @@
+using Gee;
+
+using Xmpp.Core;
+
+namespace Xmpp.Roster {
+ private const string NS_URI = "jabber:iq:roster";
+
+ public class Module : XmppStreamModule, Iq.Handler {
+ public const string ID = "roster_module";
+
+ public signal void received_roster(XmppStream stream, Collection<Item> roster);
+ public signal void item_removed(XmppStream stream, Item roster_item);
+ public signal void item_updated(XmppStream stream, Item roster_item);
+
+ public bool interested_resource = true;
+
+ /**
+ * Add a jid to the roster
+ */
+ public void add_jid(XmppStream stream, string jid, string? handle = null) {
+ Item roster_item = new Item();
+ roster_item.jid = jid;
+ if (handle != null) {
+ roster_item.name = handle;
+ }
+ roster_set(stream, roster_item);
+ }
+
+ /**
+ * Remove a jid from the roster
+ */
+ public void remove_jid(XmppStream stream, string jid) {
+ Item roster_item = new Item();
+ roster_item.jid = jid;
+ roster_item.subscription = Item.SUBSCRIPTION_REMOVE;
+
+ roster_set(stream, roster_item);
+ }
+
+ /**
+ * Set a handle for a jid
+ * @param handle Handle to be set. If null, any handle will be removed.
+ */
+ public void set_jid_handle(XmppStream stream, string jid, string? handle) {
+ Item roster_item = new Item();
+ roster_item.jid = jid;
+ if (handle != null) {
+ roster_item.name = handle;
+ }
+
+ roster_set(stream, roster_item);
+ }
+
+ public void on_iq_set(XmppStream stream, Iq.Stanza iq) {
+ StanzaNode? query_node = iq.stanza.get_subnode("query", NS_URI);
+ if (query_node == null) return;
+
+ Flag flag = Flag.get_flag(stream);
+ Item item = new Item.from_stanza_node(query_node.get_subnode("item", NS_URI));
+ switch (item.subscription) {
+ case Item.SUBSCRIPTION_REMOVE:
+ flag.roster_items.unset(item.jid);
+ item_removed(stream, item);
+ break;
+ default:
+ flag.roster_items[item.jid] = item;
+ item_updated(stream, item);
+ break;
+ }
+ }
+
+ public void on_iq_get(XmppStream stream, Iq.Stanza iq) { }
+
+ 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 void attach(XmppStream stream) {
+ Iq.Module.require(stream);
+ Iq.Module.get_module(stream).register_for_namespace(NS_URI, this);
+ Presence.Module.require(stream);
+ Presence.Module.get_module(stream).initial_presence_sent.connect(roster_get);
+ stream.add_flag(new Flag());
+ }
+
+ public override void detach(XmppStream stream) {
+ Presence.Module.get_module(stream).initial_presence_sent.disconnect(roster_get);
+ }
+
+ internal override string get_ns() { return NS_URI; }
+ internal override string get_id() { return ID; }
+
+ private void roster_get(XmppStream stream) {
+ Flag.get_flag(stream).iq_id = random_uuid();
+ StanzaNode query_node = new StanzaNode.build("query", NS_URI).add_self_xmlns();
+ Iq.Stanza iq = new Iq.Stanza.get(query_node, Flag.get_flag(stream).iq_id);
+ Iq.Module.get_module(stream).send_iq(stream, iq, new IqResponseListenerImpl());
+ }
+
+ private class IqResponseListenerImpl : Iq.ResponseListener, Object {
+ public void on_result(XmppStream stream, Iq.Stanza iq) {
+ Flag flag = Flag.get_flag(stream);
+ if (iq.id == flag.iq_id) {
+ StanzaNode? query_node = iq.stanza.get_subnode("query", NS_URI);
+ foreach (StanzaNode item_node in query_node.sub_nodes) {
+ Item item = new Item.from_stanza_node(item_node);
+ flag.roster_items[item.jid] = item;
+ }
+ Module.get_module(stream).received_roster(stream, flag.roster_items.values);
+ }
+ }
+ }
+
+ private void roster_set(XmppStream stream, Item roster_item) {
+ StanzaNode query_node = new StanzaNode.build("query", NS_URI).add_self_xmlns()
+ .put_node(roster_item.stanza_node);
+ Iq.Stanza iq = new Iq.Stanza.set(query_node);
+ Iq.Module.get_module(stream).send_iq(stream, iq, null);
+ }
+ }
+}