[empathy] add empathy_tp_chat_join() and empathy_tp_chat_is_invited()

[Guillaume Desmottes <gdesmott src gnome org>]

commit cd6ab6adeb836cbda38abc502c39d14aedfef7f1
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Tue May 18 17:16:32 2010 +0200

    add empathy_tp_chat_join() and empathy_tp_chat_is_invited()

 libempathy/empathy-tp-chat.c |   49 ++++++++++++++++++++++++++++++++++++++++++
 libempathy/empathy-tp-chat.h |    3 ++
 2 files changed, 52 insertions(+), 0 deletions(-)
---
diff --git a/libempathy/empathy-tp-chat.c b/libempathy/empathy-tp-chat.c
index daf24a3..858cfae 100644
--- a/libempathy/empathy-tp-chat.c
+++ b/libempathy/empathy-tp-chat.c
@@ -1834,3 +1834,52 @@ empathy_tp_chat_leave (EmpathyTpChat *self)
 
 	g_array_free (array, TRUE);
 }
+
+static void
+add_members_cb (TpChannel *proxy,
+		const GError *error,
+		gpointer user_data,
+		GObject *weak_object)
+{
+	EmpathyTpChatPriv *priv = GET_PRIV (weak_object);
+
+	if (error != NULL) {
+		DEBUG ("Failed to join chat (%s): %s",
+			tp_channel_get_identifier (priv->channel), error->message);
+	}
+}
+
+void
+empathy_tp_chat_join (EmpathyTpChat *self)
+{
+	EmpathyTpChatPriv *priv = GET_PRIV (self);
+	TpHandle self_handle;
+	GArray *members;
+
+	self_handle = tp_channel_group_get_self_handle (priv->channel);
+
+	members = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
+	g_array_append_val (members, self_handle);
+
+	tp_cli_channel_interface_group_call_add_members (priv->channel, -1, members,
+		"", add_members_cb, NULL, NULL, G_OBJECT (self));
+
+	g_array_free (members, TRUE);
+}
+
+gboolean
+empathy_tp_chat_is_invited (EmpathyTpChat *self)
+{
+	EmpathyTpChatPriv *priv = GET_PRIV (self);
+	TpHandle self_handle;
+
+	if (!tp_proxy_has_interface (priv->channel, TP_IFACE_CHANNEL_INTERFACE_GROUP))
+		return FALSE;
+
+	self_handle = tp_channel_group_get_self_handle (priv->channel);
+	if (self_handle == 0)
+		return FALSE;
+
+	return tp_channel_group_get_local_pending_info (priv->channel, self_handle,
+		NULL, NULL, NULL);
+}
diff --git a/libempathy/empathy-tp-chat.h b/libempathy/empathy-tp-chat.h
index fd97240..e5abe93 100644
--- a/libempathy/empathy-tp-chat.h
+++ b/libempathy/empathy-tp-chat.h
@@ -99,6 +99,9 @@ gboolean       empathy_tp_chat_provide_password_finish (EmpathyTpChat *chat,
 gboolean       empathy_tp_chat_can_add_contact (EmpathyTpChat *self);
 
 void           empathy_tp_chat_leave                (EmpathyTpChat      *chat);
+void           empathy_tp_chat_join                 (EmpathyTpChat      *chat);
+
+gboolean       empathy_tp_chat_is_invited           (EmpathyTpChat      *chat);
 
 G_END_DECLS