2 * Copyright (C) 2011 Collabora Ltd.
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
18 * Authors: Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>
23 #include <glib/gi18n-lib.h>
25 #include <telepathy-glib/telepathy-glib.h>
27 #include <libnotify/notification.h>
29 #include <libempathy/empathy-utils.h>
31 #include <libempathy-gtk/empathy-images.h>
32 #include <libempathy-gtk/empathy-notify-manager.h>
34 #include <extensions/extensions.h>
36 #include "empathy-call-observer.h"
38 #define DEBUG_FLAG EMPATHY_DEBUG_VOIP
39 #include <libempathy/empathy-debug.h>
41 struct _EmpathyCallObserverPriv {
42 EmpathyNotifyManager *notify_mgr;
44 TpBaseClient *observer;
46 /* Ongoing calls, as reffed TpChannels */
50 /* The Call Observer looks at incoming and outgoing calls, and
51 * autorejects incoming ones if there are ongoing ones, since
52 * we don't cope with simultaneous calls quite well yet.
53 * At some point, we should ask the user if he wants to put the
54 * current call on hold and answer the incoming one instead,
55 * see https://bugzilla.gnome.org/show_bug.cgi?id=623348
57 G_DEFINE_TYPE (EmpathyCallObserver, empathy_call_observer, G_TYPE_OBJECT);
59 static EmpathyCallObserver * observer_singleton = NULL;
62 on_channel_closed (TpProxy *proxy,
66 EmpathyCallObserver *self)
68 DEBUG ("channel %s has been invalidated; stop observing it",
69 tp_proxy_get_object_path (proxy));
71 self->priv->channels = g_list_remove (self->priv->channels, proxy);
72 g_object_unref (proxy);
77 EmpathyCallObserver *self;
78 TpObserveChannelsContext *context;
79 TpChannel *main_channel;
82 static AutoRejectCtx *
83 auto_reject_ctx_new (EmpathyCallObserver *self,
84 TpObserveChannelsContext *context,
85 TpChannel *main_channel)
87 AutoRejectCtx *ctx = g_slice_new (AutoRejectCtx);
89 ctx->self = g_object_ref (self);
90 ctx->context = g_object_ref (context);
91 ctx->main_channel = g_object_ref (main_channel);
96 auto_reject_ctx_free (AutoRejectCtx *ctx)
98 g_object_unref (ctx->self);
99 g_object_unref (ctx->context);
100 g_object_unref (ctx->main_channel);
101 g_slice_free (AutoRejectCtx, ctx);
105 get_contact_cb (TpConnection *connection,
107 TpContact * const *contacts,
109 const TpHandle *failed,
112 GObject *weak_object)
114 EmpathyCallObserver *self = (EmpathyCallObserver *) weak_object;
115 NotifyNotification *notification;
117 gchar *summary, *body;
118 EmpathyContact *emp_contact;
123 DEBUG ("Failed to get TpContact; ignoring notification bubble");
127 contact = contacts[0];
129 summary = g_strdup_printf (_("Missed call from %s"),
130 tp_contact_get_alias (contact));
131 body = g_strdup_printf (
132 _("%s just tried to call you, but you were in another call."),
133 tp_contact_get_alias (contact));
135 notification = notify_notification_new (summary, body, NULL);
137 emp_contact = empathy_contact_dup_from_tp_contact (contact);
138 pixbuf = empathy_notify_manager_get_pixbuf_for_notification (
139 self->priv->notify_mgr, emp_contact, EMPATHY_IMAGE_AVATAR_DEFAULT);
143 notify_notification_set_icon_from_pixbuf (notification, pixbuf);
144 g_object_unref (pixbuf);
147 notify_notification_show (notification, NULL);
149 g_object_unref (notification);
152 g_object_unref (emp_contact);
156 display_reject_notification (EmpathyCallObserver *self,
160 TpContactFeature features[] = { TP_CONTACT_FEATURE_ALIAS,
161 TP_CONTACT_FEATURE_AVATAR_DATA };
163 handle = tp_channel_get_handle (channel, NULL);
165 tp_connection_get_contacts_by_handle (tp_channel_borrow_connection (channel),
166 1, &handle, G_N_ELEMENTS (features), features, get_contact_cb,
167 g_object_ref (channel), g_object_unref, G_OBJECT (self));
171 find_main_channel (GList *channels)
175 for (l = channels; l != NULL; l = g_list_next (l))
177 TpChannel *channel = l->data;
180 if (tp_proxy_get_invalidated (channel) != NULL)
183 channel_type = tp_channel_get_channel_type_id (channel);
185 if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
186 channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL)
194 has_ongoing_calls (EmpathyCallObserver *self)
198 for (l = self->priv->channels; l != NULL; l = l->next)
200 TpChannel *channel = TP_CHANNEL (l->data);
201 GQuark type = tp_channel_get_channel_type_id (channel);
203 /* Check that Call channels are not ended */
204 if (type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL &&
205 tp_call_channel_get_state (TP_CALL_CHANNEL (channel),
206 NULL, NULL, NULL) == TP_CALL_STATE_ENDED)
216 claim_and_leave_cb (GObject *source,
217 GAsyncResult *result,
220 AutoRejectCtx *ctx = user_data;
221 GError *error = NULL;
223 if (!tp_channel_dispatch_operation_leave_channels_finish (
224 TP_CHANNEL_DISPATCH_OPERATION (source), result, &error))
226 DEBUG ("Failed to reject call: %s", error->message);
228 g_error_free (error);
232 display_reject_notification (ctx->self, ctx->main_channel);
235 auto_reject_ctx_free (ctx);
239 observe_channels (TpSimpleObserver *observer,
241 TpConnection *connection,
243 TpChannelDispatchOperation *dispatch_operation,
245 TpObserveChannelsContext *context,
248 EmpathyCallObserver *self = EMPATHY_CALL_OBSERVER (user_data);
252 channel = find_main_channel (channels);
255 GError err = { TP_ERRORS, TP_ERROR_INVALID_ARGUMENT,
256 "Unknown channel type" };
258 DEBUG ("Didn't find any Call or StreamedMedia channel; ignoring");
260 tp_observe_channels_context_fail (context, &err);
264 /* Autoreject if there are other ongoing calls */
265 if (has_ongoing_calls (self))
267 AutoRejectCtx *ctx = auto_reject_ctx_new (self, context, channel);
269 DEBUG ("Autorejecting incoming call since there are others in "
270 "progress: %s", tp_proxy_get_object_path (channel));
272 tp_channel_dispatch_operation_leave_channels_async (dispatch_operation,
273 TP_CHANNEL_GROUP_CHANGE_REASON_BUSY, "Already in a call",
274 claim_and_leave_cb, ctx);
276 tp_observe_channels_context_accept (context);
280 if ((error = tp_proxy_get_invalidated (channel)) != NULL)
282 DEBUG ("The channel has already been invalidated: %s",
285 tp_observe_channels_context_fail (context, error);
289 DEBUG ("Observing channel %s", tp_proxy_get_object_path (channel));
291 tp_g_signal_connect_object (channel, "invalidated",
292 G_CALLBACK (on_channel_closed), self, 0);
293 self->priv->channels = g_list_prepend (self->priv->channels,
294 g_object_ref (channel));
296 tp_observe_channels_context_accept (context);
300 observer_constructor (GType type,
302 GObjectConstructParam *props)
306 if (observer_singleton)
308 retval = g_object_ref (observer_singleton);
312 retval = G_OBJECT_CLASS (empathy_call_observer_parent_class)->constructor
313 (type, n_props, props);
315 observer_singleton = EMPATHY_CALL_OBSERVER (retval);
316 g_object_add_weak_pointer (retval, (gpointer) &observer_singleton);
323 observer_dispose (GObject *object)
325 EmpathyCallObserver *self = EMPATHY_CALL_OBSERVER (object);
327 tp_clear_object (&self->priv->notify_mgr);
328 tp_clear_object (&self->priv->observer);
329 g_list_free_full (self->priv->channels, g_object_unref);
330 self->priv->channels = NULL;
334 empathy_call_observer_class_init (EmpathyCallObserverClass *klass)
336 GObjectClass *object_class = G_OBJECT_CLASS (klass);
338 object_class->dispose = observer_dispose;
339 object_class->constructor = observer_constructor;
341 g_type_class_add_private (object_class, sizeof (EmpathyCallObserverPriv));
345 empathy_call_observer_init (EmpathyCallObserver *self)
347 EmpathyCallObserverPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
348 EMPATHY_TYPE_CALL_OBSERVER, EmpathyCallObserverPriv);
349 TpAccountManager *am;
350 GError *error = NULL;
354 self->priv->notify_mgr = empathy_notify_manager_dup_singleton ();
356 am = tp_account_manager_dup ();
358 self->priv->observer = tp_simple_observer_new_with_am (am, TRUE,
359 "Empathy.CallObserver", FALSE,
360 observe_channels, self, NULL);
362 /* Observe Call and StreamedMedia channels */
363 tp_base_client_take_observer_filter (self->priv->observer,
365 TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
366 TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
367 TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT,
368 TP_HANDLE_TYPE_CONTACT,
370 tp_base_client_take_observer_filter (self->priv->observer,
372 TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
373 TP_IFACE_CHANNEL_TYPE_CALL,
374 TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT,
375 TP_HANDLE_TYPE_CONTACT,
378 tp_base_client_set_observer_delay_approvers (self->priv->observer, TRUE);
380 if (!tp_base_client_register (self->priv->observer, &error))
382 DEBUG ("Failed to register observer: %s", error->message);
383 g_error_free (error);
389 EmpathyCallObserver *
390 empathy_call_observer_dup_singleton (void)
392 return g_object_new (EMPATHY_TYPE_CALL_OBSERVER, NULL);