The incoming call dialog doesn't have to be modal. Fixes #576384
[empathy.git] / src / empathy-event-manager.c
1 /*
2  * Copyright (C) 2007-2008 Collabora Ltd.
3  *
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.
8  *
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.
13  *
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
17  * 
18  * Authors: Xavier Claessens <xclaesse@gmail.com>
19  *          Sjoerd Simons <sjoerd.simons@collabora.co.uk>
20  */
21
22 #include <config.h>
23
24 #include <string.h>
25 #include <glib/gi18n.h>
26
27 #include <telepathy-glib/util.h>
28
29 #include <libempathy/empathy-dispatcher.h>
30 #include <libempathy/empathy-tp-contact-factory.h>
31 #include <libempathy/empathy-contact-manager.h>
32 #include <libempathy/empathy-tp-chat.h>
33 #include <libempathy/empathy-tp-call.h>
34 #include <libempathy/empathy-tp-file.h>
35 #include <libempathy/empathy-utils.h>
36 #include <libempathy/empathy-call-factory.h>
37
38 #include <extensions/extensions.h>
39
40 #include <libempathy-gtk/empathy-images.h>
41 #include <libempathy-gtk/empathy-contact-dialogs.h>
42 #include <libempathy-gtk/empathy-ui-utils.h>
43
44 #include "empathy-event-manager.h"
45 #include "empathy-main-window.h"
46 #include "empathy-tube-dispatch.h"
47
48 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
49 #include <libempathy/empathy-debug.h>
50
51 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyEventManager)
52
53 typedef struct {
54   EmpathyEventManager *manager;
55   EmpathyDispatchOperation *operation;
56   gulong approved_handler;
57   gulong claimed_handler;
58   gulong invalidated_handler;
59   /* Remove contact if applicable */
60   EmpathyContact *contact;
61   /* Tube dispatcher if applicable */
62   EmpathyTubeDispatch *tube_dispatch;
63   /* option signal handler and it's instance */
64   gulong handler;
65   GObject *handler_instance;
66   /* optional accept widget */
67   GtkWidget *dialog;
68 } EventManagerApproval;
69
70 typedef struct {
71   EmpathyDispatcher *dispatcher;
72   EmpathyContactManager *contact_manager;
73   GSList *events;
74   /* Ongoing approvals */
75   GSList *approvals;
76
77   /* voip ringing sound */
78   guint voip_timeout;
79   gint ringing;
80 } EmpathyEventManagerPriv;
81
82 typedef struct _EventPriv EventPriv;
83 typedef void (*EventFunc) (EventPriv *event);
84
85 struct _EventPriv {
86   EmpathyEvent public;
87   EmpathyEventManager *manager;
88   EventManagerApproval *approval;
89   EventFunc func;
90   gboolean inhibit;
91   gpointer user_data;
92 };
93
94 enum {
95   EVENT_ADDED,
96   EVENT_REMOVED,
97   EVENT_UPDATED,
98   LAST_SIGNAL
99 };
100
101 static guint signals[LAST_SIGNAL];
102
103 G_DEFINE_TYPE (EmpathyEventManager, empathy_event_manager, G_TYPE_OBJECT);
104
105 static EmpathyEventManager * manager_singleton = NULL;
106
107 static EventManagerApproval *
108 event_manager_approval_new (EmpathyEventManager *manager,
109   EmpathyDispatchOperation *operation)
110 {
111   EventManagerApproval *result = g_slice_new0 (EventManagerApproval);
112   result->operation = g_object_ref (operation);
113   result->manager = manager;
114
115   return result;
116 }
117
118 static void
119 event_manager_approval_free (EventManagerApproval *approval)
120 {
121   g_signal_handler_disconnect (approval->operation,
122     approval->approved_handler);
123   g_signal_handler_disconnect (approval->operation,
124     approval->claimed_handler);
125   g_signal_handler_disconnect (approval->operation,
126     approval->invalidated_handler);
127   g_object_unref (approval->operation);
128
129   if (approval->handler != 0)
130     g_signal_handler_disconnect (approval->handler_instance,
131       approval->handler);
132
133   if (approval->contact != NULL)
134     g_object_unref (approval->contact);
135
136   if (approval->tube_dispatch != NULL)
137     g_object_unref (approval->tube_dispatch);
138
139   if (approval->dialog != NULL)
140     {
141       gtk_widget_destroy (approval->dialog);
142     }
143
144   g_slice_free (EventManagerApproval, approval);
145 }
146
147 static void event_remove (EventPriv *event);
148
149 static void
150 event_free (EventPriv *event)
151 {
152   g_free (event->public.icon_name);
153   g_free (event->public.header);
154   g_free (event->public.message);
155
156   if (event->public.contact)
157     {
158       g_object_unref (event->public.contact);
159     }
160
161   g_slice_free (EventPriv, event);
162 }
163
164 static void event_manager_ringing_finished_cb (ca_context *c, guint id,
165   int error_code, gpointer user_data);
166
167 static gboolean
168 event_manager_ringing_timeout_cb (gpointer data)
169 {
170   EmpathyEventManager *manager = EMPATHY_EVENT_MANAGER (data);
171   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
172
173   priv->voip_timeout = 0;
174
175   empathy_sound_play_full (empathy_main_window_get (),
176       EMPATHY_SOUND_PHONE_INCOMING, event_manager_ringing_finished_cb,
177       manager);
178
179   return FALSE;
180 }
181
182 static gboolean
183 event_manager_ringing_idle_cb (gpointer data)
184 {
185   EmpathyEventManager *manager = EMPATHY_EVENT_MANAGER (data);
186   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
187
188   if (priv->ringing > 0)
189     priv->voip_timeout = g_timeout_add (500, event_manager_ringing_timeout_cb,
190       data);
191
192   return FALSE;
193 }
194
195 static void
196 event_manager_ringing_finished_cb (ca_context *c, guint id, int error_code,
197   gpointer user_data)
198 {
199   if (error_code == CA_ERROR_CANCELED)
200     return;
201
202   g_idle_add (event_manager_ringing_idle_cb, user_data);
203 }
204
205 static void
206 event_manager_start_ringing (EmpathyEventManager *manager)
207 {
208   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
209
210   priv->ringing++;
211
212   if (priv->ringing == 1)
213     {
214       empathy_sound_play_full (empathy_main_window_get (),
215         EMPATHY_SOUND_PHONE_INCOMING, event_manager_ringing_finished_cb,
216         manager);
217     }
218 }
219
220 static void
221 event_manager_stop_ringing (EmpathyEventManager *manager)
222 {
223   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
224
225   priv->ringing--;
226
227   if (priv->ringing > 0)
228     return;
229
230   empathy_sound_stop (EMPATHY_SOUND_PHONE_INCOMING);
231
232   if (priv->voip_timeout != 0)
233     {
234       g_source_remove (priv->voip_timeout);
235       priv->voip_timeout = 0;
236     }
237 }
238
239 static void
240 event_remove (EventPriv *event)
241 {
242   EmpathyEventManagerPriv *priv = GET_PRIV (event->manager);
243
244   DEBUG ("Removing event %p", event);
245   priv->events = g_slist_remove (priv->events, event);
246   g_signal_emit (event->manager, signals[EVENT_REMOVED], 0, event);
247   event_free (event);
248 }
249
250 static void
251 event_manager_add (EmpathyEventManager *manager, EmpathyContact *contact,
252   const gchar *icon_name, const gchar *header, const gchar *message,
253   EventManagerApproval *approval, EventFunc func, gpointer user_data)
254 {
255   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
256   EventPriv               *event;
257
258   event = g_slice_new0 (EventPriv);
259   event->public.contact = contact ? g_object_ref (contact) : NULL;
260   event->public.icon_name = g_strdup (icon_name);
261   event->public.header = g_strdup (header);
262   event->public.message = g_strdup (message);
263   event->inhibit = FALSE;
264   event->func = func;
265   event->user_data = user_data;
266   event->manager = manager;
267   event->approval = approval;
268
269   DEBUG ("Adding event %p", event);
270   priv->events = g_slist_prepend (priv->events, event);
271   g_signal_emit (event->manager, signals[EVENT_ADDED], 0, event);
272 }
273
274 static void
275 event_channel_process_func (EventPriv *event)
276 {
277   empathy_dispatch_operation_approve (event->approval->operation);
278 }
279
280 static void
281 event_text_channel_process_func (EventPriv *event)
282 {
283   EmpathyTpChat *tp_chat;
284
285   if (event->approval->handler != 0)
286     {
287       tp_chat = EMPATHY_TP_CHAT
288         (empathy_dispatch_operation_get_channel_wrapper (event->approval->operation));
289
290       g_signal_handler_disconnect (tp_chat, event->approval->handler);
291       event->approval->handler = 0;
292     }
293
294   empathy_dispatch_operation_approve (event->approval->operation);
295 }
296
297 static EventPriv *
298 event_lookup_by_approval (EmpathyEventManager *manager,
299   EventManagerApproval *approval)
300 {
301   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
302   GSList *l;
303   EventPriv *retval = NULL;
304
305   for (l = priv->events; l; l = l->next)
306     {
307       EventPriv *event = l->data;
308
309       if (event->approval == approval)
310         {
311           retval = event;
312           break;
313         }
314     }
315
316   return retval;
317 }
318
319 static void
320 event_update (EmpathyEventManager *manager, EventPriv *event,
321   const char *icon_name, const char *header, const char *msg)
322 {
323   g_free (event->public.icon_name);
324   g_free (event->public.header);
325   g_free (event->public.message);
326
327   event->public.icon_name = g_strdup (icon_name);
328   event->public.header = g_strdup (header);
329   event->public.message = g_strdup (msg);
330
331   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
332 }
333
334 static void
335 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
336   gint response, gpointer user_data)
337 {
338   EventManagerApproval *approval = user_data;
339
340   gtk_widget_destroy (approval->dialog);
341   approval->dialog = NULL;
342
343   if (response != GTK_RESPONSE_ACCEPT)
344     {
345       EmpathyTpCall *call =
346         EMPATHY_TP_CALL (
347           empathy_dispatch_operation_get_channel_wrapper (
348             approval->operation));
349
350       g_object_ref (call);
351       if (empathy_dispatch_operation_claim (approval->operation))
352         empathy_tp_call_close (call);
353       g_object_unref (call);
354
355     }
356   else
357     {
358       EmpathyCallFactory *factory = empathy_call_factory_get ();
359       empathy_call_factory_claim_channel (factory, approval->operation);
360     }
361 }
362
363 static void
364 event_channel_process_voip_func (EventPriv *event)
365 {
366   GtkWidget *dialog;
367   GtkWidget *button;
368   GtkWidget *image;
369
370   if (event->approval->dialog != NULL)
371     {
372       gtk_window_present (GTK_WINDOW (event->approval->dialog));
373       return;
374     }
375
376   dialog = gtk_message_dialog_new (NULL, 0,
377       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Incoming call"));
378   gtk_message_dialog_format_secondary_text (
379     GTK_MESSAGE_DIALOG (dialog),
380       _("%s is calling you, do you want to answer?"),
381       empathy_contact_get_name (event->approval->contact));
382
383   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
384       GTK_RESPONSE_OK);
385
386   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
387       _("_Reject"), GTK_RESPONSE_REJECT);
388   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL,
389     GTK_ICON_SIZE_BUTTON);
390   gtk_button_set_image (GTK_BUTTON (button), image);
391
392   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
393       _("_Answer"), GTK_RESPONSE_ACCEPT);
394
395   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
396   gtk_button_set_image (GTK_BUTTON (button), image);
397
398   g_signal_connect (dialog, "response",
399       G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
400       event->approval);
401
402   gtk_widget_show (dialog);
403
404   event->approval->dialog = dialog;
405 }
406
407 static void
408 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
409   EmpathyMessage *message, EventManagerApproval *approval)
410 {
411   EmpathyContact  *sender;
412   gchar           *header;
413   const gchar     *msg;
414   TpChannel       *channel;
415   EventPriv       *event;
416
417   /* try to update the event if it's referring to a chat which is already in the
418    * queue. */
419   event = event_lookup_by_approval (approval->manager, approval);
420
421   if (event != NULL && event->inhibit && approval->handler != 0)
422     {
423       g_signal_handler_disconnect (tp_chat, approval->handler);
424       approval->handler = 0;
425       return;
426     }
427
428   sender = empathy_message_get_sender (message);
429   header = g_strdup_printf (_("New message from %s"),
430                             empathy_contact_get_name (sender));
431   msg = empathy_message_get_body (message);
432
433   channel = empathy_tp_chat_get_channel (tp_chat);
434
435   if (event != NULL)
436     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header, msg);
437   else
438     event_manager_add (approval->manager, sender, EMPATHY_IMAGE_NEW_MESSAGE, header,
439       msg, approval, event_text_channel_process_func, NULL);
440
441   g_free (header);
442   empathy_sound_play (empathy_main_window_get (),
443     EMPATHY_SOUND_CONVERSATION_NEW);
444 }
445
446 static void
447 event_manager_approval_done (EventManagerApproval *approval)
448 {
449   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
450   GSList                  *l;
451
452   if (approval->operation != NULL)
453     {
454       GQuark channel_type;
455
456       channel_type = empathy_dispatch_operation_get_channel_type_id (
457           approval->operation);
458       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
459         {
460           event_manager_stop_ringing (approval->manager);
461         }
462     }
463
464   priv->approvals = g_slist_remove (priv->approvals, approval);
465
466   for (l = priv->events; l; l = l->next)
467     {
468       EventPriv *event = l->data;
469
470       if (event->approval == approval)
471         {
472           event_remove (event);
473           break;
474         }
475     }
476
477   event_manager_approval_free (approval);
478 }
479
480 static void
481 event_manager_operation_approved_cb (EmpathyDispatchOperation *operation,
482   EventManagerApproval *approval)
483 {
484   event_manager_approval_done (approval);
485 }
486
487 static void
488 event_manager_operation_claimed_cb (EmpathyDispatchOperation *operation,
489   EventManagerApproval *approval)
490 {
491   event_manager_approval_done (approval);
492 }
493
494 static void
495 event_manager_operation_invalidated_cb (EmpathyDispatchOperation *operation,
496   guint domain, gint code, gchar *message,
497   EventManagerApproval *approval)
498 {
499   event_manager_approval_done (approval);
500 }
501
502 static void
503 event_manager_media_channel_got_contact (EventManagerApproval *approval)
504 {
505   gchar *header;
506
507   header = g_strdup_printf (_("Incoming call from %s"),
508     empathy_contact_get_name (approval->contact));
509
510   event_manager_add (approval->manager,
511     approval->contact, EMPATHY_IMAGE_VOIP, header, NULL,
512     approval, event_channel_process_voip_func, NULL);
513
514   g_free (header);
515   event_manager_start_ringing (approval->manager);
516 }
517
518 static void
519 event_manager_media_channel_contact_changed_cb (EmpathyTpCall *call,
520   GParamSpec *param, EventManagerApproval *approval)
521 {
522   EmpathyContact *contact;
523
524   g_object_get (G_OBJECT (call), "contact", &contact, NULL);
525
526   if (contact == NULL)
527     return;
528
529   approval->contact = contact;
530   event_manager_media_channel_got_contact (approval);
531 }
532
533 static void
534 event_manager_tube_approved_cb (EventPriv *event)
535 {
536   empathy_tube_dispatch_handle (event->approval->tube_dispatch);
537 }
538
539 static void
540 event_manager_add_tube_approval (EventManagerApproval *approval,
541   EmpathyTubeDispatchAbility ability)
542 {
543   const gchar *icon_name;
544   gchar       *header;
545   const gchar *msg;
546
547   header = g_strdup_printf (_("%s is offering you an invitation"),
548     empathy_contact_get_name (approval->contact));
549
550   if (ability == EMPATHY_TUBE_DISPATCHABILITY_POSSIBLE)
551     {
552       icon_name = GTK_STOCK_EXECUTE;
553       msg = _("An external application will be started to handle it.");
554     }
555   else
556     {
557       icon_name = GTK_STOCK_DIALOG_ERROR;
558       msg = _("You don't have the needed external "
559               "application to handle it.");
560     }
561
562   event_manager_add (approval->manager, approval->contact, icon_name, header,
563     msg, approval, event_manager_tube_approved_cb, approval);
564
565   g_free (header);
566   /* FIXME better sound for incoming tubes ? */
567   empathy_sound_play (empathy_main_window_get (),
568     EMPATHY_SOUND_CONVERSATION_NEW);
569 }
570
571 static void
572 event_manager_tube_dispatch_ability_cb (GObject *object,
573    GParamSpec *spec, gpointer user_data)
574 {
575   EventManagerApproval *approval = (EventManagerApproval *)user_data;
576   EmpathyTubeDispatchAbility dispatchability;
577
578   dispatchability =
579     empathy_tube_dispatch_is_dispatchable (approval->tube_dispatch);
580
581   if (dispatchability != EMPATHY_TUBE_DISPATCHABILITY_UNKNOWN)
582     {
583       event_manager_add_tube_approval (approval, dispatchability);
584       g_signal_handler_disconnect (object, approval->handler);
585       approval->handler = 0;
586     }
587 }
588
589 static void
590 event_manager_tube_got_contact_cb (EmpathyTpContactFactory *factory,
591                                    EmpathyContact *contact,
592                                    const GError *error,
593                                    gpointer user_data,
594                                    GObject *object)
595 {
596   EventManagerApproval *approval = (EventManagerApproval *)user_data;
597   EmpathyTubeDispatchAbility dispatchability;
598
599   if (error != NULL)
600     {
601       /* FIXME: We should probably still display the event */
602       DEBUG ("Error: %s", error->message);
603       return;
604     }
605
606   approval->contact = g_object_ref (contact);
607
608   dispatchability = empathy_tube_dispatch_is_dispatchable
609     (approval->tube_dispatch);
610
611   switch (dispatchability)
612     {
613       case EMPATHY_TUBE_DISPATCHABILITY_UNKNOWN:
614         approval->handler = g_signal_connect (approval->tube_dispatch,
615           "notify::dispatchability",
616           G_CALLBACK (event_manager_tube_dispatch_ability_cb), approval);
617         approval->handler_instance = G_OBJECT (approval->tube_dispatch);
618         break;
619       case EMPATHY_TUBE_DISPATCHABILITY_POSSIBLE:
620         /* fallthrough */
621       case EMPATHY_TUBE_DISPATCHABILITY_IMPOSSIBLE:
622         event_manager_add_tube_approval (approval, dispatchability);
623         break;
624     }
625 }
626
627 static void
628 invite_dialog_response_cb (GtkDialog *dialog,
629                            gint response,
630                            EventManagerApproval *approval)
631 {
632   EmpathyTpChat *tp_chat;
633   TpChannel *channel;
634   TpHandle self_handle;
635   GArray *members;
636
637   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
638   approval->dialog = NULL;
639
640   tp_chat = EMPATHY_TP_CHAT (empathy_dispatch_operation_get_channel_wrapper (
641         approval->operation));
642
643   if (response != GTK_RESPONSE_OK)
644     {
645       /* close channel */
646       DEBUG ("Muc invitation rejected");
647
648       if (empathy_dispatch_operation_claim (approval->operation))
649         empathy_tp_chat_close (tp_chat);
650       return;
651     }
652
653   DEBUG ("Muc invitation accepted");
654
655   /* join the room */
656   channel = empathy_tp_chat_get_channel (tp_chat);
657
658   self_handle = tp_channel_group_get_self_handle (channel);
659   members = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
660   g_array_append_val (members, self_handle);
661
662   tp_cli_channel_interface_group_call_add_members (channel, -1, members,
663       "", NULL, NULL, NULL, NULL);
664
665   empathy_dispatch_operation_approve (approval->operation);
666
667   g_array_free (members, TRUE);
668 }
669
670 static void
671 event_room_channel_process_func (EventPriv *event)
672 {
673   GtkWidget *dialog, *button, *image;
674   TpChannel *channel = empathy_dispatch_operation_get_channel (
675       event->approval->operation);
676
677   if (event->approval->dialog != NULL)
678     {
679       gtk_window_present (GTK_WINDOW (event->approval->dialog));
680       return;
681     }
682
683   /* create dialog */
684   dialog = gtk_message_dialog_new (NULL, 0,
685       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
686
687   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
688       _("%s is inviting you to join %s"),
689       empathy_contact_get_name (event->approval->contact),
690       tp_channel_get_identifier (channel));
691
692   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
693       GTK_RESPONSE_OK);
694
695   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
696       _("_Decline"), GTK_RESPONSE_CANCEL);
697   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
698   gtk_button_set_image (GTK_BUTTON (button), image);
699
700   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
701       _("_Join"), GTK_RESPONSE_OK);
702   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
703   gtk_button_set_image (GTK_BUTTON (button), image);
704
705   g_signal_connect (dialog, "response",
706       G_CALLBACK (invite_dialog_response_cb), event->approval);
707
708   gtk_widget_show (dialog);
709
710   event->approval->dialog = dialog;
711 }
712
713 static void
714 event_manager_muc_invite_got_contact_cb (EmpathyTpContactFactory *factory,
715                                          EmpathyContact *contact,
716                                          const GError *error,
717                                          gpointer user_data,
718                                          GObject *object)
719 {
720   EventManagerApproval *approval = (EventManagerApproval *) user_data;
721   TpChannel *channel;
722   const gchar *invite_msg;
723   gchar *msg;
724   TpHandle self_handle;
725
726   if (error != NULL)
727     {
728       /* FIXME: We should probably still display the event */
729       DEBUG ("Error: %s", error->message);
730       return;
731     }
732
733   approval->contact = g_object_ref (contact);
734   channel = empathy_dispatch_operation_get_channel (approval->operation);
735
736   self_handle = tp_channel_group_get_self_handle (channel);
737   tp_channel_group_get_local_pending_info (channel, self_handle, NULL, NULL,
738       &invite_msg);
739
740   msg = g_strdup_printf (_("%s invited you to join %s"),
741       empathy_contact_get_name (approval->contact),
742       tp_channel_get_identifier (channel));
743
744   event_manager_add (approval->manager,
745     approval->contact, EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg,
746     approval, event_room_channel_process_func, NULL);
747
748   empathy_sound_play (empathy_main_window_get (),
749     EMPATHY_SOUND_CONVERSATION_NEW);
750
751   g_free (msg);
752 }
753
754 static void
755 event_manager_approve_channel_cb (EmpathyDispatcher *dispatcher,
756   EmpathyDispatchOperation  *operation, EmpathyEventManager *manager)
757 {
758   const gchar *channel_type;
759   EventManagerApproval *approval;
760   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
761
762   channel_type = empathy_dispatch_operation_get_channel_type (operation);
763
764   approval = event_manager_approval_new (manager, operation);
765   priv->approvals = g_slist_prepend (priv->approvals, approval);
766
767   approval->approved_handler = g_signal_connect (operation, "approved",
768     G_CALLBACK (event_manager_operation_approved_cb), approval);
769
770   approval->claimed_handler = g_signal_connect (operation, "claimed",
771      G_CALLBACK (event_manager_operation_claimed_cb), approval);
772
773   approval->invalidated_handler = g_signal_connect (operation, "invalidated",
774      G_CALLBACK (event_manager_operation_invalidated_cb), approval);
775
776   if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TEXT))
777     {
778       EmpathyTpChat *tp_chat =
779         EMPATHY_TP_CHAT (
780           empathy_dispatch_operation_get_channel_wrapper (operation));
781       TpChannel *channel = empathy_tp_chat_get_channel (tp_chat);
782
783       if (tp_proxy_has_interface (channel, TP_IFACE_CHANNEL_INTERFACE_GROUP))
784         {
785           /* Are we in local-pending ? */
786           TpHandle self_handle, inviter;
787
788           self_handle = tp_channel_group_get_self_handle (channel);
789
790           if (self_handle != 0 && tp_channel_group_get_local_pending_info (
791                 channel, self_handle, &inviter, NULL, NULL))
792             {
793               /* We are invited to a room */
794               EmpathyTpContactFactory *factory;
795               TpConnection *connection;
796
797               DEBUG ("Have been invited to %s. Ask user if he wants to accept",
798                   tp_channel_get_identifier (channel));
799
800               connection = empathy_tp_chat_get_connection (tp_chat);
801               factory = empathy_tp_contact_factory_dup_singleton (connection);
802
803               empathy_tp_contact_factory_get_from_handle (factory,
804                   inviter, event_manager_muc_invite_got_contact_cb,
805                   approval, NULL, G_OBJECT (manager));
806
807               g_object_unref (factory);
808               return;
809             }
810
811           /* if we are not invited, let's wait for the first message */
812         }
813
814       /* 1-1 text channel, wait for the first message */
815       approval->handler = g_signal_connect (tp_chat, "message-received",
816         G_CALLBACK (event_manager_chat_message_received_cb), approval);
817       approval->handler_instance = G_OBJECT (tp_chat);
818     }
819   else if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA))
820     {
821       EmpathyContact *contact;
822       EmpathyTpCall *call = EMPATHY_TP_CALL (
823           empathy_dispatch_operation_get_channel_wrapper (operation));
824
825       g_object_get (G_OBJECT (call), "contact", &contact, NULL);
826
827       if (contact == NULL)
828         {
829           g_signal_connect (call, "notify::contact",
830             G_CALLBACK (event_manager_media_channel_contact_changed_cb),
831             approval);
832         }
833       else
834         {
835           approval->contact = contact;
836           event_manager_media_channel_got_contact (approval);
837         }
838
839     }
840   else if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER))
841     {
842       EmpathyTpFile *file;
843       gchar *header;
844
845       file = EMPATHY_TP_FILE (empathy_dispatch_operation_get_channel_wrapper (operation));
846       approval->contact = g_object_ref (empathy_tp_file_get_contact (file));
847
848       header = g_strdup_printf (_("Incoming file transfer from %s"),
849         empathy_contact_get_name (approval->contact));
850
851       event_manager_add (manager, approval->contact, EMPATHY_IMAGE_DOCUMENT_SEND,
852         header, NULL, approval, event_channel_process_func, NULL);
853
854       /* FIXME better sound for incoming file transfers ?*/
855       empathy_sound_play (empathy_main_window_get (),
856         EMPATHY_SOUND_CONVERSATION_NEW);
857
858       g_free (header);
859     }
860   else if (!tp_strdiff (channel_type, EMP_IFACE_CHANNEL_TYPE_STREAM_TUBE) ||
861       !tp_strdiff (channel_type, EMP_IFACE_CHANNEL_TYPE_DBUS_TUBE))
862     {
863       TpChannel *channel;
864       TpHandle handle;
865       TpHandleType handle_type;
866       TpConnection *connection;
867       EmpathyTpContactFactory *factory;
868
869       channel = empathy_dispatch_operation_get_channel (operation);
870       handle = tp_channel_get_handle (channel, &handle_type);
871
872       /* Only understand p2p tubes */
873       if (handle_type != TP_HANDLE_TYPE_CONTACT)
874         return;
875
876       approval->tube_dispatch = empathy_tube_dispatch_new (operation);
877       connection = tp_channel_borrow_connection (channel);
878       factory = empathy_tp_contact_factory_dup_singleton (connection);
879       empathy_tp_contact_factory_get_from_handle (factory, handle,
880         event_manager_tube_got_contact_cb, approval, NULL, G_OBJECT (manager));
881     }
882   else
883     {
884       DEBUG ("Unknown channel type, ignoring..");
885     }
886 }
887
888 static void
889 event_pending_subscribe_func (EventPriv *event)
890 {
891   empathy_subscription_dialog_show (event->public.contact, NULL);
892   event_remove (event);
893 }
894
895 static void
896 event_manager_pendings_changed_cb (EmpathyContactList  *list,
897   EmpathyContact *contact, EmpathyContact *actor,
898   guint reason, gchar *message, gboolean is_pending,
899   EmpathyEventManager *manager)
900 {
901   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
902   gchar                   *header, *event_msg;
903
904   if (!is_pending)
905     {
906       GSList *l;
907
908       for (l = priv->events; l; l = l->next)
909         {
910           EventPriv *event = l->data;
911
912           if (event->public.contact == contact &&
913               event->func == event_pending_subscribe_func)
914             {
915               event_remove (event);
916               break;
917             }
918         }
919
920       return;
921     }
922
923   header = g_strdup_printf (_("Subscription requested by %s"),
924     empathy_contact_get_name (contact));
925
926   if (!EMP_STR_EMPTY (message))
927     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
928   else
929     event_msg = NULL;
930
931   event_manager_add (manager, contact, GTK_STOCK_DIALOG_QUESTION, header,
932     event_msg, NULL, event_pending_subscribe_func, NULL);
933
934   g_free (event_msg);
935   g_free (header);
936 }
937
938 static GObject *
939 event_manager_constructor (GType type,
940                            guint n_props,
941                            GObjectConstructParam *props)
942 {
943         GObject *retval;
944
945         if (manager_singleton) {
946                 retval = g_object_ref (manager_singleton);
947         } else {
948                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
949                         (type, n_props, props);
950
951                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
952                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
953         }
954
955         return retval;
956 }
957
958 static void
959 event_manager_finalize (GObject *object)
960 {
961   EmpathyEventManagerPriv *priv = GET_PRIV (object);
962
963   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
964   g_slist_free (priv->events);
965   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
966   g_slist_free (priv->approvals);
967   g_object_unref (priv->contact_manager);
968   g_object_unref (priv->dispatcher);
969 }
970
971 static void
972 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
973 {
974   GObjectClass *object_class = G_OBJECT_CLASS (klass);
975
976   object_class->finalize = event_manager_finalize;
977   object_class->constructor = event_manager_constructor;
978
979   signals[EVENT_ADDED] =
980     g_signal_new ("event-added",
981       G_TYPE_FROM_CLASS (klass),
982       G_SIGNAL_RUN_LAST,
983       0,
984       NULL, NULL,
985       g_cclosure_marshal_VOID__POINTER,
986       G_TYPE_NONE,
987       1, G_TYPE_POINTER);
988
989   signals[EVENT_REMOVED] =
990   g_signal_new ("event-removed",
991       G_TYPE_FROM_CLASS (klass),
992       G_SIGNAL_RUN_LAST,
993       0,
994       NULL, NULL,
995       g_cclosure_marshal_VOID__POINTER,
996       G_TYPE_NONE, 1, G_TYPE_POINTER);
997
998   signals[EVENT_UPDATED] =
999   g_signal_new ("event-updated",
1000       G_TYPE_FROM_CLASS (klass),
1001       G_SIGNAL_RUN_LAST,
1002       0,
1003       NULL, NULL,
1004       g_cclosure_marshal_VOID__POINTER,
1005       G_TYPE_NONE, 1, G_TYPE_POINTER);
1006
1007
1008   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1009 }
1010
1011 static void
1012 empathy_event_manager_init (EmpathyEventManager *manager)
1013 {
1014   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1015     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1016
1017   manager->priv = priv;
1018
1019   priv->dispatcher = empathy_dispatcher_dup_singleton ();
1020   priv->contact_manager = empathy_contact_manager_dup_singleton ();
1021   g_signal_connect (priv->dispatcher, "approve",
1022     G_CALLBACK (event_manager_approve_channel_cb), manager);
1023   g_signal_connect (priv->contact_manager, "pendings-changed",
1024     G_CALLBACK (event_manager_pendings_changed_cb), manager);
1025 }
1026
1027 EmpathyEventManager *
1028 empathy_event_manager_dup_singleton (void)
1029 {
1030   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1031 }
1032
1033 GSList *
1034 empathy_event_manager_get_events (EmpathyEventManager *manager)
1035 {
1036   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1037
1038   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1039
1040   return priv->events;
1041 }
1042
1043 EmpathyEvent *
1044 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1045 {
1046   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1047
1048   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1049
1050   return priv->events ? priv->events->data : NULL;
1051 }
1052
1053 void
1054 empathy_event_activate (EmpathyEvent *event_public)
1055 {
1056   EventPriv *event = (EventPriv*) event_public;
1057
1058   g_return_if_fail (event_public != NULL);
1059
1060   if (event->func)
1061     event->func (event);
1062   else
1063     event_remove (event);
1064 }
1065
1066 void
1067 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1068 {
1069   EventPriv *event = (EventPriv *) event_public;
1070
1071   g_return_if_fail (event_public != NULL);
1072
1073   event->inhibit = TRUE;
1074 }
1075