/*
* empathy-streamed-media-factory.c - Source for EmpathyStreamedMediaFactory
* Copyright (C) 2008-2011 Collabora Ltd.
* @author Sjoerd Simons <sjoerd.simons@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include <stdio.h>
#include <stdlib.h>
#include <telepathy-glib/account-channel-request.h>
#include <telepathy-glib/simple-handler.h>
#include <telepathy-glib/interfaces.h>
#include <telepathy-glib/util.h>
#include <libempathy/empathy-request-util.h>
#include <libempathy/empathy-utils.h>
#include "empathy-streamed-media-factory.h"
#include "empathy-streamed-media-handler.h"
#define DEBUG_FLAG EMPATHY_DEBUG_VOIP
#include <libempathy/empathy-debug.h>
G_DEFINE_TYPE(EmpathyStreamedMediaFactory, empathy_streamed_media_factory, G_TYPE_OBJECT)
static void handle_channels_cb (TpSimpleHandler *handler,
TpAccount *account,
TpConnection *connection,
GList *channels,
GList *requests_satisfied,
gint64 user_action_time,
TpHandleChannelsContext *context,
gpointer user_data);
/* signal enum */
enum
{
NEW_STREAMED_MEDIA_HANDLER,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = {0};
/* private structure */
typedef struct {
TpBaseClient *handler;
gboolean dispose_has_run;
} EmpathyStreamedMediaFactoryPriv;
#define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyStreamedMediaFactory)
static GObject *call_factory = NULL;
static void
empathy_streamed_media_factory_init (EmpathyStreamedMediaFactory *obj)
{
EmpathyStreamedMediaFactoryPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (obj,
EMPATHY_TYPE_STREAMED_MEDIA_FACTORY, EmpathyStreamedMediaFactoryPriv);
TpAccountManager *am;
obj->priv = priv;
am = tp_account_manager_dup ();
priv->handler = tp_simple_handler_new_with_am (am, FALSE, FALSE,
EMPATHY_AV_BUS_NAME_SUFFIX, FALSE, handle_channels_cb, obj, NULL);
tp_base_client_take_handler_filter (priv->handler, tp_asv_new (
TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
NULL));
tp_base_client_take_handler_filter (priv->handler, tp_asv_new (
TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
TP_PROP_CHANNEL_TYPE_STREAMED_MEDIA_INITIAL_AUDIO, G_TYPE_BOOLEAN, TRUE,
NULL));
tp_base_client_take_handler_filter (priv->handler, tp_asv_new (
TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
TP_PROP_CHANNEL_TYPE_STREAMED_MEDIA_INITIAL_VIDEO, G_TYPE_BOOLEAN, TRUE,
NULL));
tp_base_client_add_handler_capabilities_varargs (priv->handler,
"org.freedesktop.Telepathy.Channel.Interface.MediaSignalling/ice-udp",
"org.freedesktop.Telepathy.Channel.Interface.MediaSignalling/gtalk-p2p",
"org.freedesktop.Telepathy.Channel.Interface.MediaSignalling/video/h264",
NULL);
g_object_unref (am);
}
static GObject *
empathy_streamed_media_factory_constructor (GType type, guint n_construct_params,
GObjectConstructParam *construct_params)
{
g_return_val_if_fail (call_factory == NULL, NULL);
call_factory = G_OBJECT_CLASS (empathy_streamed_media_factory_parent_class)->constructor
(type, n_construct_params, construct_params);
g_object_add_weak_pointer (call_factory, (gpointer)&call_factory);
return call_factory;
}
static void
empathy_streamed_media_factory_finalize (GObject *object)
{
/* free any data held directly by the object here */
if (G_OBJECT_CLASS (empathy_streamed_media_factory_parent_class)->finalize)
G_OBJECT_CLASS (empathy_streamed_media_factory_parent_class)->finalize (object);
}
static void
empathy_streamed_media_factory_dispose (GObject *object)
{
EmpathyStreamedMediaFactoryPriv *priv = GET_PRIV (object);
if (priv->dispose_has_run)
return;
priv->dispose_has_run = TRUE;
tp_clear_object (&priv->handler);
if (G_OBJECT_CLASS (empathy_streamed_media_factory_parent_class)->dispose)
G_OBJECT_CLASS (empathy_streamed_media_factory_parent_class)->dispose (object);
}
static void
empathy_streamed_media_factory_class_init (
EmpathyStreamedMediaFactoryClass *empathy_streamed_media_factory_class)
{
GObjectClass *object_class = G_OBJECT_CLASS (empathy_streamed_media_factory_class);
g_type_class_add_private (empathy_streamed_media_factory_class,
sizeof (EmpathyStreamedMediaFactoryPriv));
object_class->constructor = empathy_streamed_media_factory_constructor;
object_class->dispose = empathy_streamed_media_factory_dispose;
object_class->finalize = empathy_streamed_media_factory_finalize;
signals[NEW_STREAMED_MEDIA_HANDLER] =
g_signal_new ("new-streamed-media-handler",
G_TYPE_FROM_CLASS (empathy_streamed_media_factory_class),
G_SIGNAL_RUN_LAST, 0,
NULL, NULL,
g_cclosure_marshal_generic,
G_TYPE_NONE,
2, EMPATHY_TYPE_STREAMED_MEDIA_HANDLER, G_TYPE_BOOLEAN);
}
EmpathyStreamedMediaFactory *
empathy_streamed_media_factory_initialise (void)
{
g_return_val_if_fail (call_factory == NULL, NULL);
return EMPATHY_STREAMED_MEDIA_FACTORY (g_object_new (EMPATHY_TYPE_STREAMED_MEDIA_FACTORY, NULL));
}
EmpathyStreamedMediaFactory *
empathy_streamed_media_factory_get (void)
{
g_return_val_if_fail (call_factory != NULL, NULL);
return EMPATHY_STREAMED_MEDIA_FACTORY (call_factory);
}
static void
create_streamed_media_handler (EmpathyStreamedMediaFactory *factory,
EmpathyTpStreamedMedia *call)
{
EmpathyStreamedMediaHandler *handler;
g_return_if_fail (factory != NULL);
handler = empathy_streamed_media_handler_new_for_channel (call);
g_signal_emit (factory, signals[NEW_STREAMED_MEDIA_HANDLER], 0,
handler, FALSE);
g_object_unref (handler);
}
static void
call_status_changed_cb (EmpathyTpStreamedMedia *call,
GParamSpec *spec,
EmpathyStreamedMediaFactory *self)
{
if (empathy_tp_streamed_media_get_status (call) <= EMPATHY_TP_STREAMED_MEDIA_STATUS_READYING)
return;
create_streamed_media_handler (self, call);
g_signal_handlers_disconnect_by_func (call, call_status_changed_cb, self);
g_object_unref (call);
}
static void
handle_channels_cb (TpSimpleHandler *handler,
TpAccount *account,
TpConnection *connection,
GList *channels,
GList *requests_satisfied,
gint64 user_action_time,
TpHandleChannelsContext *context,
gpointer user_data)
{
EmpathyStreamedMediaFactory *self = user_data;
GList *l;
for (l = channels; l != NULL; l = g_list_next (l))
{
TpChannel *channel = l->data;
EmpathyTpStreamedMedia *call;
if (tp_proxy_get_invalidated (channel) != NULL)
continue;
if (tp_channel_get_channel_type_id (channel) !=
TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
continue;
call = empathy_tp_streamed_media_new (account, channel);
if (empathy_tp_streamed_media_get_status (call) <= EMPATHY_TP_STREAMED_MEDIA_STATUS_READYING)
{
/* We have to wait that the TpStreamedMedia is ready as the
* call-handler rely on it. */
tp_g_signal_connect_object (call, "notify::status",
G_CALLBACK (call_status_changed_cb), self, 0);
continue;
}
create_streamed_media_handler (self, call);
g_object_unref (call);
}
tp_handle_channels_context_accept (context);
}
gboolean
empathy_streamed_media_factory_register (EmpathyStreamedMediaFactory *self,
GError **error)
{
EmpathyStreamedMediaFactoryPriv *priv = GET_PRIV (self);
return tp_base_client_register (priv->handler, error);
}
