+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2007 Elliot Fairweather
+ * Copyright (C) 2007 Collabora Ltd.
+ *
+ * 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
+ *
+ * Authors: Elliot Fairweather <elliot.fairweather@collabora.co.uk>
+ * Xavier Claessens <xclaesse@gmail.com>
+ */
+
+#include "config.h"
+
+#include <libtelepathy/tp-chan-type-streamed-media-gen.h>
+#include <libtelepathy/tp-helpers.h>
+#include <libtelepathy/tp-conn.h>
+
+#include <libmissioncontrol/mission-control.h>
+
+#include "empathy-tp-call.h"
+#include "empathy-tp-group.h"
+#include "empathy-utils.h"
+#include "empathy-debug.h"
+#include "empathy-enum-types.h"
+#include "tp-stream-engine-gen.h"
+
+#define DEBUG_DOMAIN "TpCall"
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), EMPATHY_TYPE_TP_CALL, EmpathyTpCallPriv))
+
+#define STREAM_ENGINE_BUS_NAME "org.freedesktop.Telepathy.StreamEngine"
+#define STREAM_ENGINE_OBJECT_PATH "/org/freedesktop/Telepathy/StreamEngine"
+#define STREAM_ENGINE_INTERFACE "org.freedesktop.Telepathy.StreamEngine"
+#define CHANNEL_HANDLER_INTERFACE "org.freedesktop.Telepathy.ChannelHandler"
+
+typedef struct _EmpathyTpCallPriv EmpathyTpCallPriv;
+
+struct _EmpathyTpCallPriv {
+ TpChan *tp_chan;
+ DBusGProxy *streamed_iface;
+ DBusGProxy *se_ch_proxy;
+ DBusGProxy *se_proxy;
+ McAccount *account;
+ EmpathyTpGroup *group;
+ EmpathyContact *contact;
+ EmpathyTpCallStatus status;
+ gboolean is_incoming;
+ guint audio_stream;
+ guint video_stream;
+};
+
+static void empathy_tp_call_class_init (EmpathyTpCallClass *klass);
+static void empathy_tp_call_init (EmpathyTpCall *call);
+
+enum {
+ PROP_0,
+ PROP_ACCOUNT,
+ PROP_TP_CHAN,
+ PROP_STATUS
+};
+
+enum {
+ DESTROY,
+ LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+G_DEFINE_TYPE (EmpathyTpCall, empathy_tp_call, G_TYPE_OBJECT)
+
+static void
+tp_call_set_status (EmpathyTpCall *call,
+ EmpathyTpCallStatus status)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ priv->status = status;
+ g_object_notify (G_OBJECT (call), "status");
+}
+
+static void
+tp_call_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (object);
+
+ switch (prop_id) {
+ case PROP_ACCOUNT:
+ priv->account = g_object_ref (g_value_get_object (value));
+ break;
+ case PROP_TP_CHAN:
+ priv->tp_chan = g_object_ref (g_value_get_object (value));
+ break;
+ case PROP_STATUS:
+ tp_call_set_status (EMPATHY_TP_CALL (object),
+ g_value_get_enum (value));
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+tp_call_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (object);
+
+ switch (prop_id) {
+ case PROP_ACCOUNT:
+ g_value_set_object (value, priv->account);
+ break;
+ case PROP_TP_CHAN:
+ g_value_set_object (value, priv->tp_chan);
+ break;
+ case PROP_STATUS:
+ g_value_set_enum (value, priv->status);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+tp_call_destroy_cb (TpChan *call_chan,
+ EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ empathy_debug (DEBUG_DOMAIN, "Channel Closed or CM crashed");
+
+ g_object_unref (priv->tp_chan);
+ priv->tp_chan = NULL;
+ priv->streamed_iface = NULL;
+
+ g_signal_emit (call, signals[DESTROY], 0);
+}
+
+static void
+tp_call_closed_cb (TpChan *call_chan,
+ EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ /* The channel is closed, do just like if the proxy was destroyed */
+ g_signal_handlers_disconnect_by_func (priv->tp_chan,
+ tp_call_destroy_cb,
+ call);
+ tp_call_destroy_cb (call_chan, call);
+}
+
+static void
+tp_call_stream_added_cb (DBusGProxy *streamed_iface,
+ guint stream_id,
+ guint contact_handle,
+ guint stream_type,
+ EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ empathy_debug (DEBUG_DOMAIN, "Stream added: id=%d, stream_type=%d",
+ stream_id, stream_type);
+
+ switch (stream_type) {
+ case TP_MEDIA_STREAM_TYPE_AUDIO:
+ priv->audio_stream = stream_id;
+ break;
+ case TP_MEDIA_STREAM_TYPE_VIDEO:
+ priv->video_stream = stream_id;
+ break;
+ default:
+ empathy_debug (DEBUG_DOMAIN, "Unknown stream type: %d", stream_type);
+ }
+}
+
+
+static void
+tp_call_stream_removed_cb (DBusGProxy *streamed_iface,
+ guint stream_id,
+ EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ empathy_debug (DEBUG_DOMAIN, "Stream removed: %d", stream_id);
+
+ if (stream_id == priv->audio_stream) {
+ priv->audio_stream = 0;
+ }
+ else if (stream_id == priv->video_stream) {
+ priv->video_stream = 0;
+ }
+}
+
+static void
+tp_call_list_streams_cb (DBusGProxy *proxy,
+ GPtrArray *streams,
+ GError *error,
+ gpointer user_data)
+{
+ guint i;
+
+ if (error) {
+ empathy_debug (DEBUG_DOMAIN, "Failed to list streams: %s",
+ error->message);
+ return;
+ }
+
+ for (i = 0; i < streams->len; i++) {
+ GValueArray *values;
+ guint stream_id;
+ guint contact_handle;
+ guint stream_type;
+
+ values = g_ptr_array_index (streams, i);
+ stream_id = g_value_get_uint (g_value_array_get_nth (values, 0));
+ contact_handle = g_value_get_uint (g_value_array_get_nth (values, 1));
+ stream_type = g_value_get_uint (g_value_array_get_nth (values, 2));
+
+ tp_call_stream_added_cb (proxy,
+ stream_id,
+ contact_handle,
+ stream_type,
+ user_data);
+ }
+}
+
+static void
+tp_call_member_added_cb (EmpathyTpGroup *group,
+ EmpathyContact *contact,
+ EmpathyContact *actor,
+ guint reason,
+ const gchar *message,
+ EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ empathy_debug (DEBUG_DOMAIN, "Members added %s (%d)",
+ empathy_contact_get_id (contact),
+ empathy_contact_get_handle (contact));
+
+ if (!priv->contact) {
+ if (!empathy_contact_is_user (contact)) {
+ priv->is_incoming = TRUE;
+ priv->contact = g_object_ref (contact);
+ tp_call_set_status (call, EMPATHY_TP_CALL_STATUS_RINGING);
+ }
+ return;
+ }
+
+ /* We already have the other contact, that means we now have 2 members,
+ * so we can start the call */
+ tp_call_set_status (call, EMPATHY_TP_CALL_STATUS_RUNNING);
+}
+
+static void
+tp_call_remote_pending_cb (EmpathyTpGroup *group,
+ EmpathyContact *contact,
+ EmpathyContact *actor,
+ guint reason,
+ const gchar *message,
+ EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ empathy_debug (DEBUG_DOMAIN, "Remote pending: %s (%d)",
+ empathy_contact_get_id (contact),
+ empathy_contact_get_handle (contact));
+
+ if (!priv->contact) {
+ priv->is_incoming = FALSE;
+ priv->contact = g_object_ref (contact);
+ tp_call_set_status (call, EMPATHY_TP_CALL_STATUS_RINGING);
+ }
+}
+
+static void
+tp_call_async_cb (DBusGProxy *proxy,
+ GError *error,
+ gpointer user_data)
+{
+ if (error) {
+ empathy_debug (DEBUG_DOMAIN, "Failed to %s: %s",
+ user_data,
+ error->message);
+ }
+}
+
+static GObject *
+tp_call_constructor (GType type,
+ guint n_props,
+ GObjectConstructParam *props)
+{
+ GObject *call;
+ EmpathyTpCallPriv *priv;
+ TpConn *tp_conn;
+ MissionControl *mc;
+
+ call = G_OBJECT_CLASS (empathy_tp_call_parent_class)->constructor (type, n_props, props);
+ priv = GET_PRIV (call);
+
+ priv->group = empathy_tp_group_new (priv->account, priv->tp_chan);
+ priv->streamed_iface = tp_chan_get_interface (priv->tp_chan,
+ TELEPATHY_CHAN_IFACE_STREAMED_QUARK);
+
+ /* Connect signals */
+ dbus_g_proxy_connect_signal (priv->streamed_iface, "StreamAdded",
+ G_CALLBACK (tp_call_stream_added_cb),
+ call, NULL);
+ dbus_g_proxy_connect_signal (priv->streamed_iface, "StreamRemoved",
+ G_CALLBACK (tp_call_stream_removed_cb),
+ call, NULL);
+ dbus_g_proxy_connect_signal (DBUS_G_PROXY (priv->tp_chan), "Closed",
+ G_CALLBACK (tp_call_closed_cb),
+ call, NULL);
+ g_signal_connect (priv->tp_chan, "destroy",
+ G_CALLBACK (tp_call_destroy_cb),
+ call);
+ g_signal_connect (priv->group, "member-added",
+ G_CALLBACK (tp_call_member_added_cb),
+ call);
+ g_signal_connect (priv->group, "remote-pending",
+ G_CALLBACK (tp_call_remote_pending_cb),
+ call);
+
+ /* Start stream engine */
+ mc = empathy_mission_control_new ();
+ tp_conn = mission_control_get_connection (mc, priv->account, NULL);
+ priv->se_ch_proxy = dbus_g_proxy_new_for_name (tp_get_bus (),
+ STREAM_ENGINE_BUS_NAME,
+ STREAM_ENGINE_OBJECT_PATH,
+ CHANNEL_HANDLER_INTERFACE);
+ priv->se_proxy = dbus_g_proxy_new_for_name (tp_get_bus (),
+ STREAM_ENGINE_BUS_NAME,
+ STREAM_ENGINE_OBJECT_PATH,
+ STREAM_ENGINE_INTERFACE);
+ org_freedesktop_Telepathy_ChannelHandler_handle_channel_async (priv->se_ch_proxy,
+ dbus_g_proxy_get_bus_name (DBUS_G_PROXY (tp_conn)),
+ dbus_g_proxy_get_path (DBUS_G_PROXY (tp_conn)),
+ priv->tp_chan->type,
+ dbus_g_proxy_get_path (DBUS_G_PROXY (priv->tp_chan)),
+ priv->tp_chan->handle_type,
+ priv->tp_chan->handle,
+ tp_call_async_cb,
+ "handle channel");
+ g_object_unref (tp_conn);
+ g_object_unref (mc);
+
+ /* Get streams */
+ tp_chan_type_streamed_media_list_streams_async (priv->streamed_iface,
+ tp_call_list_streams_cb,
+ call);
+
+ return call;
+}
+
+static void
+tp_call_finalize (GObject *object)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (object);
+
+ empathy_debug (DEBUG_DOMAIN, "Finalizing: %p", object);
+
+ if (priv->tp_chan) {
+ GError *error;
+
+ g_signal_handlers_disconnect_by_func (priv->tp_chan,
+ tp_call_destroy_cb,
+ object);
+ empathy_debug (DEBUG_DOMAIN, "Closing channel...");
+ if (!tp_chan_close (DBUS_G_PROXY (priv->tp_chan), &error)) {
+ empathy_debug (DEBUG_DOMAIN,
+ "Error closing text channel: %s",
+ error ? error->message : "No error given");
+ g_clear_error (&error);
+ }
+ g_object_unref (priv->tp_chan);
+ }
+
+ g_object_unref (priv->group);
+ g_object_unref (priv->contact);
+ g_object_unref (priv->account);
+ g_object_unref (priv->se_ch_proxy);
+ g_object_unref (priv->se_proxy);
+
+ G_OBJECT_CLASS (empathy_tp_call_parent_class)->finalize (object);
+}
+
+static void
+empathy_tp_call_class_init (EmpathyTpCallClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->constructor = tp_call_constructor;
+ object_class->finalize = tp_call_finalize;
+ object_class->set_property = tp_call_set_property;
+ object_class->get_property = tp_call_get_property;
+
+ /* Construct-only properties */
+ g_object_class_install_property (object_class,
+ PROP_ACCOUNT,
+ g_param_spec_object ("account",
+ "channel Account",
+ "The account associated with the channel",
+ MC_TYPE_ACCOUNT,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (object_class,
+ PROP_TP_CHAN,
+ g_param_spec_object ("tp-chan",
+ "telepathy channel",
+ "The media channel for the call",
+ TELEPATHY_CHAN_TYPE,
+ G_PARAM_READWRITE |
+ G_PARAM_CONSTRUCT_ONLY));
+
+ /* Normal properties */
+ g_object_class_install_property (object_class,
+ PROP_STATUS,
+ g_param_spec_enum ("status",
+ "call status",
+ "The status of the call",
+ EMPATHY_TYPE_TP_CALL_STATUS,
+ EMPATHY_TP_CALL_STATUS_PREPARING,
+ G_PARAM_READABLE));
+
+ /* Signals */
+ signals[DESTROY] =
+ g_signal_new ("destroy",
+ G_TYPE_FROM_CLASS (klass),
+ G_SIGNAL_RUN_LAST,
+ 0,
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE,
+ 0);
+
+
+ g_type_class_add_private (klass, sizeof (EmpathyTpCallPriv));
+}
+
+static void
+empathy_tp_call_init (EmpathyTpCall *call)
+{
+}
+
+EmpathyTpCall *
+empathy_tp_call_new (McAccount *account, TpChan *channel)
+{
+ return g_object_new (EMPATHY_TYPE_TP_CALL,
+ "account", account,
+ "tp_chan", channel,
+ NULL);
+}
+
+gboolean
+empathy_tp_call_is_incoming (EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ return priv->is_incoming;
+}
+
+EmpathyTpCallStatus
+empathy_tp_call_get_status (EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ return priv->status;
+}
+
+EmpathyContact *
+empathy_tp_call_get_contact (EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ return priv->contact;
+}
+
+void
+empathy_tp_call_accept (EmpathyTpCall *call)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+ EmpathyContact *contact;
+
+ contact = empathy_tp_group_get_self_contact (priv->group);
+ empathy_tp_group_add_member (priv->group, contact, "");
+}
+
+void
+empathy_tp_call_invite (EmpathyTpCall *call,
+ EmpathyContact *contact)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ empathy_tp_group_add_member (priv->group, contact, "you're welcome");
+}
+
+void
+empathy_tp_call_request_streams (EmpathyTpCall *call,
+ gboolean audio,
+ gboolean video)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+ GArray *stream_types;
+ guint handle;
+ guint type;
+
+ empathy_debug (DEBUG_DOMAIN, "Requesting streams for audio=%s video=%s",
+ audio ? "Yes" : "No",
+ video ? "Yes" : "No");
+
+ stream_types = g_array_new (FALSE, FALSE, sizeof (guint));
+ if (audio) {
+ type = TP_MEDIA_STREAM_TYPE_AUDIO;
+ g_array_append_val (stream_types, type);
+ }
+ if (video) {
+ type = TP_MEDIA_STREAM_TYPE_VIDEO;
+ g_array_append_val (stream_types, type);
+ }
+
+ handle = empathy_contact_get_handle (priv->contact);
+ tp_chan_type_streamed_media_request_streams_async (priv->streamed_iface,
+ handle,
+ stream_types,
+ tp_call_list_streams_cb,
+ call);
+
+ g_array_free (stream_types, TRUE);
+}
+
+void
+empathy_tp_call_send_video (EmpathyTpCall *call,
+ gboolean send)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+ guint new_direction;
+
+ if (!priv->video_stream) {
+ return;
+ }
+
+ if (send) {
+ new_direction = TP_MEDIA_STREAM_DIRECTION_BIDIRECTIONAL;
+ } else {
+ new_direction = TP_MEDIA_STREAM_DIRECTION_RECEIVE;
+ }
+
+ tp_chan_type_streamed_media_request_stream_direction_async (priv->streamed_iface,
+ priv->video_stream,
+ new_direction,
+ tp_call_async_cb,
+ "request stream direction");
+}
+
+void
+empathy_tp_call_add_preview_window (EmpathyTpCall *call,
+ guint socket_id)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ org_freedesktop_Telepathy_StreamEngine_add_preview_window_async (priv->se_proxy,
+ socket_id,
+ tp_call_async_cb,
+ "add preview window");
+}
+
+void
+empathy_tp_call_remove_preview_window (EmpathyTpCall *call,
+ guint socket_id)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ org_freedesktop_Telepathy_StreamEngine_remove_preview_window_async (priv->se_proxy,
+ socket_id,
+ tp_call_async_cb,
+ "remove preview window");
+}
+
+void
+empathy_tp_call_set_output_window (EmpathyTpCall *call,
+ guint socket_id)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ org_freedesktop_Telepathy_StreamEngine_set_output_window_async (priv->se_proxy,
+ dbus_g_proxy_get_path (DBUS_G_PROXY (priv->tp_chan)),
+ priv->video_stream,
+ socket_id,
+ tp_call_async_cb,
+ "set output window");
+}
+
+void
+empathy_tp_call_set_output_volume (EmpathyTpCall *call,
+ guint volume)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ org_freedesktop_Telepathy_StreamEngine_set_output_volume_async (priv->se_proxy,
+ dbus_g_proxy_get_path (DBUS_G_PROXY (priv->tp_chan)),
+ priv->audio_stream,
+ volume,
+ tp_call_async_cb,
+ "set output volume");
+}
+
+
+void
+empathy_tp_call_mute_output (EmpathyTpCall *call,
+ gboolean is_muted)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ org_freedesktop_Telepathy_StreamEngine_mute_output_async (priv->se_proxy,
+ dbus_g_proxy_get_path (DBUS_G_PROXY (priv->tp_chan)),
+ priv->audio_stream,
+ is_muted,
+ tp_call_async_cb,
+ "mute output");
+}
+
+
+void
+empathy_tp_call_mute_input (EmpathyTpCall *call,
+ gboolean is_muted)
+{
+ EmpathyTpCallPriv *priv = GET_PRIV (call);
+
+ org_freedesktop_Telepathy_StreamEngine_mute_input_async (priv->se_proxy,
+ dbus_g_proxy_get_path (DBUS_G_PROXY (priv->tp_chan)),
+ priv->audio_stream,
+ is_muted,
+ tp_call_async_cb,
+ "mute output");
+}
+
projects / empathy.git / commitdiff