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/account-manager.h>
  28 #include <telepathy-glib/util.h>
  29 #include <telepathy-glib/interfaces.h>
  30 #include <telepathy-glib/simple-approver.h>
  31
  32 #include <libempathy/empathy-presence-manager.h>
  33 #include <libempathy/empathy-connection-aggregator.h>
  34 #include <libempathy/empathy-tp-chat.h>
  35 #include <libempathy/empathy-utils.h>
  36 #include <libempathy/empathy-gsettings.h>
  37 #include <libempathy/empathy-sasl-mechanisms.h>
  38
  39 #include <extensions/extensions.h>
  40
  41 #include <libempathy-gtk/empathy-images.h>
  42 #include <libempathy-gtk/empathy-sound-manager.h>
  43 #include <libempathy-gtk/empathy-ui-utils.h>
  44 #include <libempathy-gtk/empathy-call-utils.h>
  45 #include <libempathy-gtk/empathy-subscription-dialog.h>
  46
  47 #include "empathy-event-manager.h"
  48 #include "empathy-roster-window.h"
  49
  50 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
  51 #include <libempathy/empathy-debug.h>
  52
  53 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyEventManager)
  54
  55 #define NOTIFICATION_TIMEOUT 2 /* seconds */
  56
  57 #define ACCEPT_WITHOUT_VIDEO 1
  58
  59 /* The time interval in milliseconds between 2 incoming rings */
  60 #define MS_BETWEEN_RING 500
  61
  62 typedef struct {
  63   EmpathyEventManager *manager;
  64   TpChannelDispatchOperation *operation;
  65   gulong invalidated_handler;
  66   /* Remove contact if applicable */
  67   EmpathyContact *contact;
  68   /* option signal handler and it's instance */
  69   gulong handler;
  70   GObject *handler_instance;
  71   /* optional accept widget */
  72   GtkWidget *dialog;
  73   /* Channel of the CDO that will be used during the approval */
  74   TpChannel *main_channel;
  75   gboolean auto_approved;
  76 } EventManagerApproval;
  77
  78 typedef struct {
  79   TpBaseClient *approver;
  80   TpBaseClient *auth_approver;
  81   EmpathyConnectionAggregator *conn_aggregator;
  82   GSList *events;
  83   /* Ongoing approvals */
  84   GSList *approvals;
  85
  86   gint ringing;
  87
  88   GSettings *gsettings_notif;
  89   GSettings *gsettings_ui;
  90
  91   EmpathySoundManager *sound_mgr;
  92
  93   /* TpContact -> EmpathyContact */
  94   GHashTable *contacts;
  95 } EmpathyEventManagerPriv;
  96
  97 typedef struct _EventPriv EventPriv;
  98 typedef void (*EventFunc) (EventPriv *event);
  99
 100 struct _EventPriv {
 101   EmpathyEvent public;
 102   EmpathyEventManager *manager;
 103   EventManagerApproval *approval;
 104   EventFunc func;
 105   gboolean inhibit;
 106   gpointer user_data;
 107   guint autoremove_timeout_id;
 108 };
 109
 110 enum {
 111   EVENT_ADDED,
 112   EVENT_REMOVED,
 113   EVENT_UPDATED,
 114   LAST_SIGNAL
 115 };
 116
 117 static guint signals[LAST_SIGNAL];
 118
 119 G_DEFINE_TYPE (EmpathyEventManager, empathy_event_manager, G_TYPE_OBJECT);
 120
 121 static EmpathyEventManager * manager_singleton = NULL;
 122
 123 static EventManagerApproval *
 124 event_manager_approval_new (EmpathyEventManager *manager,
 125   TpChannelDispatchOperation *operation,
 126   TpChannel *main_channel)
 127 {
 128   EventManagerApproval *result = g_slice_new0 (EventManagerApproval);
 129   result->operation = g_object_ref (operation);
 130   result->manager = manager;
 131   result->main_channel = g_object_ref (main_channel);
 132
 133   return result;
 134 }
 135
 136 static void
 137 event_manager_approval_free (EventManagerApproval *approval)
 138 {
 139   g_signal_handler_disconnect (approval->operation,
 140     approval->invalidated_handler);
 141   g_object_unref (approval->operation);
 142
 143   g_object_unref (approval->main_channel);
 144
 145   if (approval->handler != 0)
 146     g_signal_handler_disconnect (approval->handler_instance,
 147       approval->handler);
 148
 149   if (approval->handler_instance != NULL)
 150     g_object_unref (approval->handler_instance);
 151
 152   if (approval->contact != NULL)
 153     g_object_unref (approval->contact);
 154
 155   if (approval->dialog != NULL)
 156     {
 157       gtk_widget_destroy (approval->dialog);
 158     }
 159
 160   g_slice_free (EventManagerApproval, approval);
 161 }
 162
 163 static void
 164 event_free (EventPriv *event)
 165 {
 166   g_free (event->public.icon_name);
 167   g_free (event->public.header);
 168   g_free (event->public.message);
 169
 170   if (event->autoremove_timeout_id != 0)
 171     g_source_remove (event->autoremove_timeout_id);
 172
 173   tp_clear_object (&(event->public.contact));
 174   tp_clear_object (&(event->public.account));
 175
 176   g_slice_free (EventPriv, event);
 177 }
 178
 179 static void
 180 event_remove (EventPriv *event)
 181 {
 182   EmpathyEventManagerPriv *priv = GET_PRIV (event->manager);
 183
 184   DEBUG ("Removing event %p", event);
 185
 186   priv->events = g_slist_remove (priv->events, event);
 187   g_signal_emit (event->manager, signals[EVENT_REMOVED], 0, event);
 188   event_free (event);
 189 }
 190
 191 void
 192 empathy_event_remove (EmpathyEvent *event_public)
 193 {
 194   EventPriv *event = (EventPriv *) event_public;
 195
 196   event_remove (event);
 197 }
 198
 199 static gboolean
 200 autoremove_event_timeout_cb (EventPriv *event)
 201 {
 202   event->autoremove_timeout_id = 0;
 203   event_remove (event);
 204   return FALSE;
 205 }
 206
 207 static gboolean
 208 display_notify_area (EmpathyEventManager *self)
 209 {
 210   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 211
 212   return g_settings_get_boolean (priv->gsettings_ui,
 213       EMPATHY_PREFS_UI_EVENTS_NOTIFY_AREA);
 214 }
 215
 216 static void
 217 event_manager_add (EmpathyEventManager *manager,
 218     TpAccount *account,
 219     EmpathyContact *contact,
 220     EmpathyEventType type,
 221     const gchar *icon_name,
 222     const gchar *header,
 223     const gchar *message,
 224     EventManagerApproval *approval,
 225     EventFunc func,
 226     gpointer user_data)
 227 {
 228   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 229   EventPriv               *event;
 230
 231   event = g_slice_new0 (EventPriv);
 232   event->public.account = account != NULL ? g_object_ref (account) : NULL;
 233   event->public.contact = contact ? g_object_ref (contact) : NULL;
 234   event->public.type = type;
 235   event->public.icon_name = g_strdup (icon_name);
 236   event->public.header = g_strdup (header);
 237   event->public.message = g_strdup (message);
 238   event->public.must_ack = (func != NULL);
 239   if (approval != NULL)
 240     event->public.handler_instance = approval->handler_instance;
 241   event->inhibit = FALSE;
 242   event->func = func;
 243   event->user_data = user_data;
 244   event->manager = manager;
 245   event->approval = approval;
 246
 247   DEBUG ("Adding event %p", event);
 248   priv->events = g_slist_prepend (priv->events, event);
 249
 250   if (!display_notify_area (manager))
 251     {
 252       /* Don't fire the 'event-added' signal as we activate the event now */
 253       if (approval != NULL)
 254         approval->auto_approved = TRUE;
 255
 256       empathy_event_activate (&event->public);
 257       return;
 258     }
 259
 260   g_signal_emit (event->manager, signals[EVENT_ADDED], 0, event);
 261
 262   if (!event->public.must_ack)
 263     {
 264       event->autoremove_timeout_id = g_timeout_add_seconds (
 265           NOTIFICATION_TIMEOUT, (GSourceFunc) autoremove_event_timeout_cb,
 266           event);
 267     }
 268 }
 269
 270 static void
 271 handle_with_cb (GObject *source,
 272     GAsyncResult *result,
 273     gpointer user_data)
 274 {
 275   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 276   GError *error = NULL;
 277
 278   if (!tp_channel_dispatch_operation_handle_with_finish (cdo, result, &error))
 279     {
 280       DEBUG ("HandleWith failed: %s\n", error->message);
 281       g_error_free (error);
 282     }
 283 }
 284
 285 static void
 286 handle_with_time_cb (GObject *source,
 287     GAsyncResult *result,
 288     gpointer user_data)
 289 {
 290   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 291   GError *error = NULL;
 292
 293   if (!tp_channel_dispatch_operation_handle_with_time_finish (cdo, result,
 294         &error))
 295     {
 296       if (g_error_matches (error, TP_ERROR, TP_ERROR_NOT_IMPLEMENTED))
 297         {
 298           EventManagerApproval *approval = user_data;
 299
 300           DEBUG ("HandleWithTime() is not implemented, falling back to "
 301               "HandleWith(). Please upgrade to telepathy-mission-control "
 302               "5.5.0 or later");
 303
 304           tp_channel_dispatch_operation_handle_with_async (approval->operation,
 305               NULL, handle_with_cb, approval);
 306         }
 307       else
 308         {
 309           DEBUG ("HandleWithTime failed: %s\n", error->message);
 310         }
 311       g_error_free (error);
 312     }
 313 }
 314
 315 static void
 316 event_manager_approval_approve (EventManagerApproval *approval)
 317 {
 318   gint64 timestamp;
 319
 320   if (approval->auto_approved)
 321     {
 322       timestamp = TP_USER_ACTION_TIME_NOT_USER_ACTION;
 323     }
 324   else
 325     {
 326       timestamp = empathy_get_current_action_time ();
 327     }
 328
 329   g_assert (approval->operation != NULL);
 330
 331   tp_channel_dispatch_operation_handle_with_time_async (approval->operation,
 332       NULL, timestamp, handle_with_time_cb, approval);
 333 }
 334
 335 static void
 336 event_channel_process_func (EventPriv *event)
 337 {
 338   event_manager_approval_approve (event->approval);
 339 }
 340
 341 static void
 342 event_text_channel_process_func (EventPriv *event)
 343 {
 344   EmpathyTpChat *tp_chat;
 345
 346   if (event->approval->handler != 0)
 347     {
 348       tp_chat = EMPATHY_TP_CHAT (event->approval->handler_instance);
 349
 350       g_signal_handler_disconnect (tp_chat, event->approval->handler);
 351       event->approval->handler = 0;
 352     }
 353
 354   event_manager_approval_approve (event->approval);
 355 }
 356
 357 static EventPriv *
 358 event_lookup_by_approval (EmpathyEventManager *manager,
 359   EventManagerApproval *approval)
 360 {
 361   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 362   GSList *l;
 363   EventPriv *retval = NULL;
 364
 365   for (l = priv->events; l; l = l->next)
 366     {
 367       EventPriv *event = l->data;
 368
 369       if (event->approval == approval)
 370         {
 371           retval = event;
 372           break;
 373         }
 374     }
 375
 376   return retval;
 377 }
 378
 379 static void
 380 event_update (EmpathyEventManager *manager, EventPriv *event,
 381   const char *icon_name, const char *header, const char *msg)
 382 {
 383   g_free (event->public.icon_name);
 384   g_free (event->public.header);
 385   g_free (event->public.message);
 386
 387   event->public.icon_name = g_strdup (icon_name);
 388   event->public.header = g_strdup (header);
 389   event->public.message = g_strdup (msg);
 390
 391   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
 392 }
 393
 394 static void
 395 reject_channel_claim_cb (GObject *source,
 396     GAsyncResult *result,
 397     gpointer user_data)
 398 {
 399   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 400   GError *error = NULL;
 401
 402   if (!tp_channel_dispatch_operation_claim_with_finish (cdo, result, &error))
 403     {
 404       DEBUG ("Failed to claim channel: %s", error->message);
 405
 406       g_error_free (error);
 407       goto out;
 408     }
 409
 410   if (TP_IS_CALL_CHANNEL (user_data))
 411     {
 412       tp_call_channel_hangup_async (user_data,
 413           TP_CALL_STATE_CHANGE_REASON_USER_REQUESTED,
 414           "", "", NULL, NULL);
 415       tp_channel_close_async (user_data, NULL, NULL);
 416     }
 417   else if (EMPATHY_IS_TP_CHAT (user_data))
 418     {
 419       empathy_tp_chat_leave (user_data, "");
 420     }
 421   else if (TP_IS_FILE_TRANSFER_CHANNEL (user_data))
 422     {
 423       tp_channel_close_async (user_data, NULL, NULL);
 424     }
 425
 426 out:
 427   g_object_unref (user_data);
 428 }
 429
 430 static void
 431 reject_approval (EventManagerApproval *approval)
 432 {
 433   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 434
 435   /* We have to claim the channel before closing it */
 436
 437   /* Unfortunately, we need to special case the auth channels for the
 438    * time being as they don't have a wrapper object handler in
 439    * approval->handler_instance as they're not actually handled by
 440    * this process, so we can just use a noddy callback to call Close()
 441    * directly. */
 442   if (approval->handler_instance != NULL)
 443     {
 444       tp_channel_dispatch_operation_claim_with_async (approval->operation,
 445           priv->approver, reject_channel_claim_cb,
 446           g_object_ref (approval->handler_instance));
 447     }
 448   else if (tp_channel_get_channel_type_id (approval->main_channel)
 449       == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 450     {
 451       tp_channel_dispatch_operation_close_channels_async (approval->operation,
 452           NULL, NULL);
 453     }
 454 }
 455
 456 static void
 457 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
 458   gint response, gpointer user_data)
 459 {
 460   EventManagerApproval *approval = user_data;
 461
 462   gtk_widget_destroy (approval->dialog);
 463   approval->dialog = NULL;
 464
 465   if (response == GTK_RESPONSE_ACCEPT)
 466     {
 467       event_manager_approval_approve (approval);
 468     }
 469   else if (response == ACCEPT_WITHOUT_VIDEO)
 470     {
 471       empathy_call_channel_send_video (TP_CALL_CHANNEL (approval->main_channel),
 472         FALSE);
 473       event_manager_approval_approve (approval);
 474     }
 475   else
 476     {
 477       reject_approval (approval);
 478     }
 479 }
 480
 481 static void
 482 event_channel_process_voip_func (EventPriv *event)
 483 {
 484   GtkWidget *dialog;
 485   GtkWidget *button;
 486   GtkWidget *image;
 487   gboolean video;
 488   gchar *title;
 489   EmpathyEventType etype = event->public.type;
 490
 491   if (event->approval->dialog != NULL)
 492     {
 493       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 494       return;
 495     }
 496
 497   if (etype == EMPATHY_EVENT_TYPE_CALL)
 498     {
 499       TpCallChannel *call;
 500       call = TP_CALL_CHANNEL (event->approval->handler_instance);
 501       video = tp_call_channel_has_initial_video (call, NULL);
 502     }
 503   else
 504     {
 505       g_warning ("Unknown event type: %d", event->public.type);
 506       return;
 507     }
 508
 509   dialog = gtk_message_dialog_new (NULL, 0,
 510       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
 511       video ? _("Incoming video call"): _("Incoming call"));
 512
 513   gtk_message_dialog_format_secondary_text (
 514     GTK_MESSAGE_DIALOG (dialog), video ?
 515       _("%s is video calling you. Do you want to answer?"):
 516       _("%s is calling you. Do you want to answer?"),
 517       empathy_contact_get_alias (event->approval->contact));
 518
 519   title = g_strdup_printf (_("Incoming call from %s"),
 520       empathy_contact_get_alias (event->approval->contact));
 521
 522   gtk_window_set_title (GTK_WINDOW (dialog), title);
 523   g_free (title);
 524
 525   /* Set image of the dialog */
 526   if (video)
 527     {
 528       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VIDEO_CALL,
 529           GTK_ICON_SIZE_DIALOG);
 530     }
 531   else
 532     {
 533       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VOIP,
 534           GTK_ICON_SIZE_DIALOG);
 535     }
 536
 537   gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), image);
 538   gtk_widget_show (image);
 539
 540   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 541       GTK_RESPONSE_OK);
 542
 543   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 544       _("_Reject"), GTK_RESPONSE_REJECT);
 545   image = gtk_image_new_from_icon_name ("call-stop",
 546     GTK_ICON_SIZE_BUTTON);
 547   gtk_button_set_image (GTK_BUTTON (button), image);
 548
 549   if (video && etype == EMPATHY_EVENT_TYPE_CALL)
 550     {
 551       button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 552         _("_Answer"), ACCEPT_WITHOUT_VIDEO);
 553
 554       image = gtk_image_new_from_icon_name ("call-start",
 555         GTK_ICON_SIZE_BUTTON);
 556       gtk_button_set_image (GTK_BUTTON (button), image);
 557     }
 558
 559   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 560     video ? _("_Answer with video") : _("_Answer"), GTK_RESPONSE_ACCEPT);
 561
 562   image = gtk_image_new_from_icon_name ("call-start",
 563         GTK_ICON_SIZE_BUTTON);
 564   gtk_button_set_image (GTK_BUTTON (button), image);
 565
 566   g_signal_connect (dialog, "response",
 567     G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 568     event->approval);
 569
 570   gtk_widget_show (dialog);
 571
 572   event->approval->dialog = dialog;
 573 }
 574
 575 static void
 576 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 577   EmpathyMessage *message,
 578   EventManagerApproval *approval)
 579 {
 580   EmpathyContact  *sender;
 581   const gchar     *header;
 582   const gchar     *msg;
 583   EventPriv       *event;
 584   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 585
 586   /* try to update the event if it's referring to a chat which is already in the
 587    * queue. */
 588   event = event_lookup_by_approval (approval->manager, approval);
 589
 590   sender = empathy_message_get_sender (message);
 591
 592   /* We only want to show incoming messages */
 593   if (empathy_contact_is_user (sender))
 594     return;
 595
 596   header = empathy_contact_get_alias (sender);
 597   msg = empathy_message_get_body (message);
 598
 599   if (event != NULL)
 600     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header,
 601         msg);
 602   else
 603     event_manager_add (approval->manager, NULL, sender,
 604         EMPATHY_EVENT_TYPE_CHAT, EMPATHY_IMAGE_NEW_MESSAGE, header, msg,
 605         approval, event_text_channel_process_func, NULL);
 606
 607   empathy_sound_manager_play (priv->sound_mgr, NULL,
 608       EMPATHY_SOUND_CONVERSATION_NEW);
 609 }
 610
 611 static void
 612 event_manager_approval_done (EventManagerApproval *approval)
 613 {
 614   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 615   GSList                  *l;
 616
 617   if (approval->operation != NULL)
 618     {
 619       GQuark channel_type;
 620
 621       channel_type = tp_channel_get_channel_type_id (approval->main_channel);
 622
 623       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 624           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL)
 625         {
 626           priv->ringing--;
 627           if (priv->ringing == 0)
 628             empathy_sound_manager_stop (priv->sound_mgr,
 629                 EMPATHY_SOUND_PHONE_INCOMING);
 630         }
 631     }
 632
 633   priv->approvals = g_slist_remove (priv->approvals, approval);
 634
 635   for (l = priv->events; l; l = l->next)
 636     {
 637       EventPriv *event = l->data;
 638
 639       if (event->approval == approval)
 640         {
 641           event_remove (event);
 642           break;
 643         }
 644     }
 645
 646   event_manager_approval_free (approval);
 647 }
 648
 649 static void
 650 cdo_invalidated_cb (TpProxy *cdo,
 651     guint domain,
 652     gint code,
 653     gchar *message,
 654     EventManagerApproval *approval)
 655 {
 656   DEBUG ("ChannelDispatchOperation has been invalidated: %s", message);
 657
 658   event_manager_approval_done (approval);
 659 }
 660
 661 static void
 662 event_manager_call_state_changed_cb (TpCallChannel *call,
 663   TpCallState state,
 664   TpCallFlags flags,
 665   TpCallStateReason *reason,
 666   GHashTable *details,
 667   EventManagerApproval *approval)
 668 {
 669   if (state == TP_CALL_STATE_ENDED)
 670     {
 671       DEBUG ("Call ended, seems we missed it :/");
 672       reject_approval (approval);
 673     }
 674 }
 675
 676 static void
 677 invite_dialog_response_cb (GtkDialog *dialog,
 678                            gint response,
 679                            EventManagerApproval *approval)
 680 {
 681   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 682   approval->dialog = NULL;
 683
 684   if (response != GTK_RESPONSE_OK)
 685     {
 686       /* close channel */
 687       DEBUG ("Muc invitation rejected");
 688
 689       reject_approval (approval);
 690
 691       return;
 692     }
 693
 694   DEBUG ("Muc invitation accepted");
 695
 696   /* We'll join the room when handling the channel */
 697   event_manager_approval_approve (approval);
 698 }
 699
 700 static void
 701 event_room_channel_process_func (EventPriv *event)
 702 {
 703   GtkWidget *dialog, *button, *image;
 704   TpChannel *channel = event->approval->main_channel;
 705   gchar *title;
 706
 707   if (event->approval->dialog != NULL)
 708     {
 709       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 710       return;
 711     }
 712
 713   /* create dialog */
 714   dialog = gtk_message_dialog_new (NULL, 0,
 715       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 716
 717   title = g_strdup_printf (_("Invitation to join %s"),
 718       tp_channel_get_identifier (channel));
 719
 720   gtk_window_set_title (GTK_WINDOW (dialog), title);
 721   g_free (title);
 722
 723   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 724       _("%s is inviting you to join %s"),
 725       empathy_contact_get_alias (event->approval->contact),
 726       tp_channel_get_identifier (channel));
 727
 728   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 729       GTK_RESPONSE_OK);
 730
 731   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 732       _("_Decline"), GTK_RESPONSE_CANCEL);
 733   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 734   gtk_button_set_image (GTK_BUTTON (button), image);
 735
 736   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 737       _("_Join"), GTK_RESPONSE_OK);
 738   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 739   gtk_button_set_image (GTK_BUTTON (button), image);
 740
 741   g_signal_connect (dialog, "response",
 742       G_CALLBACK (invite_dialog_response_cb), event->approval);
 743
 744   gtk_widget_show (dialog);
 745
 746   event->approval->dialog = dialog;
 747 }
 748
 749 static void
 750 display_invite_room_dialog (EventManagerApproval *approval)
 751 {
 752   const gchar *invite_msg;
 753   gchar *msg;
 754   TpContact *self_contact;
 755   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 756
 757   self_contact = tp_channel_group_get_self_contact (approval->main_channel);
 758   tp_channel_group_get_local_pending_contact_info (approval->main_channel,
 759       self_contact, NULL, NULL, &invite_msg);
 760
 761   if (approval->contact != NULL)
 762     {
 763       msg = g_strdup_printf (_("%s invited you to join %s"),
 764           empathy_contact_get_alias (approval->contact),
 765           tp_channel_get_identifier (approval->main_channel));
 766     }
 767   else
 768     {
 769       msg = g_strdup_printf (_("You have been invited to join %s"),
 770           tp_channel_get_identifier (approval->main_channel));
 771     }
 772
 773   event_manager_add (approval->manager, NULL,
 774       approval->contact, EMPATHY_EVENT_TYPE_INVITATION,
 775       EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg, approval,
 776       event_room_channel_process_func, NULL);
 777
 778   empathy_sound_manager_play (priv->sound_mgr, NULL,
 779       EMPATHY_SOUND_CONVERSATION_NEW);
 780
 781   g_free (msg);
 782 }
 783
 784 static void
 785 event_manager_auth_process_func (EventPriv *event)
 786 {
 787   empathy_event_approve ((EmpathyEvent *) event);
 788 }
 789
 790 /* If there is a file-transfer, media, or auth channel consider it as
 791  * the main one. */
 792 static TpChannel *
 793 find_main_channel (GList *channels)
 794 {
 795   GList *l;
 796   TpChannel *text = NULL;
 797
 798   for (l = channels; l != NULL; l = g_list_next (l))
 799     {
 800       TpChannel *channel = l->data;
 801       GQuark channel_type;
 802
 803       if (tp_proxy_get_invalidated (channel) != NULL)
 804         continue;
 805
 806       channel_type = tp_channel_get_channel_type_id (channel);
 807
 808       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 809           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL ||
 810           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER ||
 811           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 812         return channel;
 813
 814       else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
 815         text = channel;
 816     }
 817
 818   return text;
 819 }
 820
 821 static void
 822 approve_text_channel (EmpathyEventManager *self,
 823     EventManagerApproval *approval,
 824     TpAddDispatchOperationContext *context,
 825     EmpathyTpChat *tp_chat)
 826 {
 827   GList *messages, *l;
 828
 829   approval->handler_instance = g_object_ref (tp_chat);
 830
 831   if (tp_proxy_has_interface (tp_chat, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 832     {
 833       /* Are we in local-pending ? */
 834       TpContact *inviter;
 835
 836       if (empathy_tp_chat_is_invited (tp_chat, &inviter))
 837         {
 838           /* We are invited to a room */
 839           DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 840               tp_channel_get_identifier (TP_CHANNEL_GROUP_CHANGE_REASON_NONE));
 841
 842           if (inviter != NULL)
 843             {
 844               approval->contact = empathy_contact_dup_from_tp_contact (
 845                   inviter);
 846             }
 847
 848           display_invite_room_dialog (approval);
 849           tp_add_dispatch_operation_context_accept (context);
 850
 851           return;
 852         }
 853
 854       /* We are not invited, approve the channel right now */
 855       tp_add_dispatch_operation_context_accept (context);
 856
 857       approval->auto_approved = TRUE;
 858       event_manager_approval_approve (approval);
 859       return;
 860     }
 861
 862   /* 1-1 text channel, wait for the first message */
 863   approval->handler = g_signal_connect (tp_chat, "message-received-empathy",
 864     G_CALLBACK (event_manager_chat_message_received_cb), approval);
 865
 866   messages = (GList *) empathy_tp_chat_get_pending_messages (tp_chat);
 867   for (l = messages; l != NULL; l = g_list_next (l))
 868     {
 869       EmpathyMessage *msg = l->data;
 870
 871       event_manager_chat_message_received_cb (tp_chat, msg, approval);
 872     }
 873
 874   tp_add_dispatch_operation_context_accept (context);
 875 }
 876
 877 static void
 878 approval_set_target_contact (EventManagerApproval *approval,
 879     TpChannel *channel)
 880 {
 881   TpContact *contact;
 882
 883   contact = tp_channel_get_target_contact (channel);
 884   approval->contact = empathy_contact_dup_from_tp_contact (contact);
 885 }
 886
 887 static void
 888 approve_call_channel (EmpathyEventManager *self,
 889     EventManagerApproval *approval,
 890     TpAddDispatchOperationContext *context,
 891     TpCallChannel *call)
 892 {
 893   TpChannel *channel = TP_CHANNEL (call);
 894   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 895   gchar *header;
 896   gboolean video;
 897
 898   approval->handler_instance = g_object_ref (call);
 899   approval_set_target_contact (approval, channel);
 900
 901   tp_add_dispatch_operation_context_accept (context);
 902
 903   if (tp_call_channel_get_state (call, NULL, NULL, NULL) == TP_CALL_STATE_ENDED)
 904     {
 905       DEBUG ("Call already ended, seems we missed it :/");
 906       reject_approval (approval);
 907       return;
 908     }
 909
 910   approval->handler = g_signal_connect (call, "state-changed",
 911     G_CALLBACK (event_manager_call_state_changed_cb), approval);
 912
 913   g_object_get (G_OBJECT (call), "initial-video", &video, NULL);
 914
 915   header = g_strdup_printf (
 916     video ? _("Incoming video call from %s") :_("Incoming call from %s"),
 917     empathy_contact_get_alias (approval->contact));
 918
 919   event_manager_add (approval->manager, NULL,
 920       approval->contact, EMPATHY_EVENT_TYPE_CALL,
 921       video ? EMPATHY_IMAGE_VIDEO_CALL : EMPATHY_IMAGE_VOIP,
 922       header, NULL, approval,
 923       event_channel_process_voip_func, NULL);
 924
 925   g_free (header);
 926
 927   priv->ringing++;
 928   if (priv->ringing == 1)
 929     empathy_sound_manager_start_playing (priv->sound_mgr, NULL,
 930         EMPATHY_SOUND_PHONE_INCOMING, MS_BETWEEN_RING);
 931 }
 932
 933 static void
 934 approve_ft_channel (EmpathyEventManager *self,
 935     EventManagerApproval *approval,
 936     TpAddDispatchOperationContext *context,
 937     TpFileTransferChannel *ft)
 938 {
 939   TpChannel *channel = TP_CHANNEL (ft);
 940   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 941   gchar *header;
 942
 943   approval->handler_instance = g_object_ref (ft);
 944   approval_set_target_contact (approval, channel);
 945
 946   tp_add_dispatch_operation_context_accept (context);
 947
 948   header = g_strdup_printf (_("Incoming file transfer from %s"),
 949       empathy_contact_get_alias (approval->contact));
 950
 951   event_manager_add (approval->manager, NULL,
 952       approval->contact, EMPATHY_EVENT_TYPE_TRANSFER,
 953       EMPATHY_IMAGE_DOCUMENT_SEND, header, NULL,
 954       approval, event_channel_process_func, NULL);
 955
 956   /* FIXME better sound for incoming file transfers ?*/
 957   empathy_sound_manager_play (priv->sound_mgr, NULL,
 958       EMPATHY_SOUND_CONVERSATION_NEW);
 959
 960   g_free (header);
 961 }
 962
 963 static void
 964 approve_sasl_channel (EmpathyEventManager *self,
 965     TpAccount *account,
 966     EventManagerApproval *approval,
 967     TpAddDispatchOperationContext *context,
 968     TpChannel *channel)
 969 {
 970   if (empathy_sasl_channel_supports_mechanism (channel, "X-TELEPATHY-PASSWORD"))
 971     {
 972       event_manager_add (approval->manager, account, NULL,
 973           EMPATHY_EVENT_TYPE_AUTH,
 974           GTK_STOCK_DIALOG_AUTHENTICATION,
 975           tp_account_get_display_name (account),
 976           _("Password required"), approval,
 977           event_manager_auth_process_func, NULL);
 978     }
 979   else
 980     {
 981       GError error = { TP_ERROR, TP_ERROR_NOT_IMPLEMENTED,
 982           "Support only X-TELEPATHY-PASSWORD auth method" };
 983
 984       tp_add_dispatch_operation_context_fail (context, &error);
 985       return;
 986     }
 987
 988   tp_add_dispatch_operation_context_accept (context);
 989 }
 990
 991 static void
 992 approve_channels (TpSimpleApprover *approver,
 993     TpAccount *account,
 994     TpConnection *connection,
 995     GList *channels,
 996     TpChannelDispatchOperation *dispatch_operation,
 997     TpAddDispatchOperationContext *context,
 998     gpointer user_data)
 999 {
1000   EmpathyEventManager *self = user_data;
1001   EmpathyEventManagerPriv *priv = GET_PRIV (self);
1002   TpChannel *channel;
1003   EventManagerApproval *approval;
1004   GQuark channel_type;
1005
1006   channel = find_main_channel (channels);
1007   if (channel == NULL)
1008     {
1009       GError error = { TP_ERROR, TP_ERROR_INVALID_ARGUMENT,
1010           "Unknown channel type" };
1011
1012       DEBUG ("Failed to find the main channel; ignoring");
1013
1014       tp_add_dispatch_operation_context_fail (context, &error);
1015       return;
1016     }
1017
1018   approval = event_manager_approval_new (self, dispatch_operation, channel);
1019   priv->approvals = g_slist_prepend (priv->approvals, approval);
1020
1021   approval->invalidated_handler = g_signal_connect (dispatch_operation,
1022       "invalidated", G_CALLBACK (cdo_invalidated_cb), approval);
1023
1024   channel_type = tp_channel_get_channel_type_id (channel);
1025
1026   if (EMPATHY_IS_TP_CHAT (channel))
1027     {
1028       approve_text_channel (self, approval, context, EMPATHY_TP_CHAT (channel));
1029     }
1030   else if (TP_IS_CALL_CHANNEL (channel))
1031     {
1032       approve_call_channel (self, approval, context, TP_CALL_CHANNEL (channel));
1033     }
1034   else if (TP_IS_FILE_TRANSFER_CHANNEL (channel))
1035     {
1036       approve_ft_channel (self, approval, context,
1037           TP_FILE_TRANSFER_CHANNEL (channel));
1038     }
1039   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
1040     {
1041       approve_sasl_channel (self, account, approval, context, channel);
1042     }
1043   else
1044     {
1045       GError error = { TP_ERROR, TP_ERROR_INVALID_ARGUMENT,
1046           "Invalid channel type" };
1047
1048       DEBUG ("Unknown channel type (%s), ignoring..",
1049           g_quark_to_string (channel_type));
1050
1051       tp_add_dispatch_operation_context_fail (context, &error);
1052       return;
1053     }
1054 }
1055
1056 static void
1057 event_pending_subscribe_func (EventPriv *event)
1058 {
1059   GtkWidget *dialog;
1060   FolksIndividual *individual;
1061
1062   individual = empathy_ensure_individual_from_tp_contact (
1063       empathy_contact_get_tp_contact (event->public.contact));
1064
1065   dialog = empathy_subscription_dialog_new (individual, event->public.message);
1066   gtk_window_present (GTK_WINDOW (dialog));
1067
1068   event_remove (event);
1069
1070   g_object_unref (individual);
1071 }
1072
1073 static void
1074 check_publish_state (EmpathyEventManager *self,
1075     TpContact *tp_contact)
1076 {
1077   EmpathyEventManagerPriv *priv = GET_PRIV (self);
1078   gchar *header, *event_msg;
1079   TpSubscriptionState state;
1080   EmpathyContact *contact;
1081   const gchar *message;
1082
1083   state = tp_contact_get_publish_state (tp_contact);
1084
1085   contact = empathy_contact_dup_from_tp_contact (tp_contact);
1086
1087   if (state != TP_SUBSCRIPTION_STATE_ASK)
1088     {
1089       GSList *l;
1090
1091       for (l = priv->events; l; l = l->next)
1092         {
1093           EventPriv *event = l->data;
1094
1095           if (event->public.contact == contact &&
1096               event->func == event_pending_subscribe_func)
1097             {
1098               event_remove (event);
1099               break;
1100             }
1101         }
1102
1103       goto out;
1104     }
1105
1106   header = g_strdup_printf (
1107       _("%s would like permission to see when you are online"),
1108       empathy_contact_get_alias (contact));
1109
1110   message = tp_contact_get_publish_request (tp_contact);
1111
1112   if (!EMP_STR_EMPTY (message))
1113     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
1114   else
1115     event_msg = NULL;
1116
1117   event_manager_add (self, NULL, contact, EMPATHY_EVENT_TYPE_SUBSCRIPTION,
1118       GTK_STOCK_DIALOG_QUESTION, header, event_msg, NULL,
1119       event_pending_subscribe_func, NULL);
1120
1121   g_free (event_msg);
1122   g_free (header);
1123
1124 out:
1125   g_object_unref (contact);
1126 }
1127
1128 static void
1129 event_manager_publish_state_changed_cb (TpContact *contact,
1130     GParamSpec *spec,
1131     EmpathyEventManager *self)
1132 {
1133   check_publish_state (self, contact);
1134 }
1135
1136 static void
1137 event_manager_presence_changed_cb (EmpathyContact *contact,
1138     TpConnectionPresenceType current,
1139     TpConnectionPresenceType previous,
1140     EmpathyEventManager *manager)
1141 {
1142   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1143   TpAccount *account;
1144   EmpathyPresenceManager *presence_mgr;
1145
1146   account = empathy_contact_get_account (contact);
1147   presence_mgr = empathy_presence_manager_dup_singleton ();
1148
1149   if (empathy_presence_manager_account_is_just_connected (presence_mgr, account))
1150     goto out;
1151
1152   if (tp_connection_presence_type_cmp_availability (previous,
1153         TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1154     {
1155       /* contact was online */
1156       if (tp_connection_presence_type_cmp_availability (current,
1157           TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0)
1158         {
1159           /* someone is logging off */
1160           empathy_sound_manager_play (priv->sound_mgr, NULL,
1161               EMPATHY_SOUND_CONTACT_DISCONNECTED);
1162
1163           if (g_settings_get_boolean (priv->gsettings_notif,
1164                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNOUT))
1165             {
1166               event_manager_add (manager, NULL, contact,
1167                   EMPATHY_EVENT_TYPE_PRESENCE_OFFLINE,
1168                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1169                   empathy_contact_get_alias (contact), _("Disconnected"),
1170                   NULL, NULL, NULL);
1171             }
1172         }
1173     }
1174   else
1175     {
1176       /* contact was offline */
1177       if (tp_connection_presence_type_cmp_availability (current,
1178             TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1179         {
1180           /* someone is logging in */
1181           empathy_sound_manager_play (priv->sound_mgr, NULL,
1182               EMPATHY_SOUND_CONTACT_CONNECTED);
1183
1184           if (g_settings_get_boolean (priv->gsettings_notif,
1185                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNIN))
1186             {
1187               event_manager_add (manager, NULL, contact,
1188                   EMPATHY_EVENT_TYPE_PRESENCE_ONLINE,
1189                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1190                   empathy_contact_get_alias (contact), _("Connected"),
1191                   NULL, NULL, NULL);
1192             }
1193         }
1194     }
1195
1196 out:
1197   g_object_unref (presence_mgr);
1198 }
1199
1200 static GObject *
1201 event_manager_constructor (GType type,
1202                            guint n_props,
1203                            GObjectConstructParam *props)
1204 {
1205         GObject *retval;
1206
1207         if (manager_singleton) {
1208                 retval = g_object_ref (manager_singleton);
1209         } else {
1210                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
1211                         (type, n_props, props);
1212
1213                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
1214                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
1215         }
1216
1217         return retval;
1218 }
1219
1220 static void
1221 event_manager_finalize (GObject *object)
1222 {
1223   EmpathyEventManagerPriv *priv = GET_PRIV (object);
1224
1225   if (priv->ringing > 0)
1226     empathy_sound_manager_stop (priv->sound_mgr, EMPATHY_SOUND_PHONE_INCOMING);
1227
1228   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
1229   g_slist_free (priv->events);
1230   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
1231   g_slist_free (priv->approvals);
1232   g_object_unref (priv->conn_aggregator);
1233   g_object_unref (priv->approver);
1234   g_object_unref (priv->auth_approver);
1235   g_object_unref (priv->gsettings_notif);
1236   g_object_unref (priv->gsettings_ui);
1237   g_object_unref (priv->sound_mgr);
1238   g_hash_table_unref (priv->contacts);
1239 }
1240
1241 static void
1242 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
1243 {
1244   GObjectClass *object_class = G_OBJECT_CLASS (klass);
1245
1246   object_class->finalize = event_manager_finalize;
1247   object_class->constructor = event_manager_constructor;
1248
1249   signals[EVENT_ADDED] =
1250     g_signal_new ("event-added",
1251       G_TYPE_FROM_CLASS (klass),
1252       G_SIGNAL_RUN_LAST,
1253       0,
1254       NULL, NULL,
1255       g_cclosure_marshal_generic,
1256       G_TYPE_NONE,
1257       1, G_TYPE_POINTER);
1258
1259   signals[EVENT_REMOVED] =
1260   g_signal_new ("event-removed",
1261       G_TYPE_FROM_CLASS (klass),
1262       G_SIGNAL_RUN_LAST,
1263       0,
1264       NULL, NULL,
1265       g_cclosure_marshal_generic,
1266       G_TYPE_NONE, 1, G_TYPE_POINTER);
1267
1268   signals[EVENT_UPDATED] =
1269   g_signal_new ("event-updated",
1270       G_TYPE_FROM_CLASS (klass),
1271       G_SIGNAL_RUN_LAST,
1272       0,
1273       NULL, NULL,
1274       g_cclosure_marshal_generic,
1275       G_TYPE_NONE, 1, G_TYPE_POINTER);
1276
1277   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1278 }
1279
1280 static void
1281 contact_list_changed_cb (EmpathyConnectionAggregator *aggregator,
1282     GPtrArray *added,
1283     GPtrArray *removed,
1284     EmpathyEventManager *self)
1285 {
1286   EmpathyEventManagerPriv *priv = GET_PRIV (self);
1287   guint i;
1288
1289   for (i = 0; i < added->len; i++)
1290     {
1291       TpContact *tp_contact = g_ptr_array_index (added, i);
1292       EmpathyContact *contact;
1293
1294       if (g_hash_table_lookup (priv->contacts, tp_contact) != NULL)
1295         continue;
1296
1297       contact = empathy_contact_dup_from_tp_contact (tp_contact);
1298
1299       tp_g_signal_connect_object (contact, "presence-changed",
1300           G_CALLBACK (event_manager_presence_changed_cb), self, 0);
1301
1302       tp_g_signal_connect_object (tp_contact, "notify::publish-state",
1303           G_CALLBACK (event_manager_publish_state_changed_cb), self, 0);
1304
1305       check_publish_state (self, tp_contact);
1306
1307       /* Pass ownership to the hash table */
1308       g_hash_table_insert (priv->contacts, g_object_ref (tp_contact), contact);
1309     }
1310
1311   for (i = 0; i < removed->len; i++)
1312     {
1313       TpContact *tp_contact = g_ptr_array_index (removed, i);
1314       EmpathyContact *contact;
1315
1316       contact = g_hash_table_lookup (priv->contacts, tp_contact);
1317       if (contact == NULL)
1318         continue;
1319
1320       g_signal_handlers_disconnect_by_func (contact,
1321           event_manager_presence_changed_cb, self);
1322
1323       g_signal_handlers_disconnect_by_func (tp_contact,
1324           event_manager_publish_state_changed_cb, self);
1325
1326       g_hash_table_remove (priv->contacts, tp_contact);
1327     }
1328 }
1329
1330 static void
1331 empathy_event_manager_init (EmpathyEventManager *manager)
1332 {
1333   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1334     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1335   GError *error = NULL;
1336   TpAccountManager *am;
1337   GPtrArray *contacts, *empty;
1338
1339   manager->priv = priv;
1340
1341   priv->gsettings_notif = g_settings_new (EMPATHY_PREFS_NOTIFICATIONS_SCHEMA);
1342   priv->gsettings_ui = g_settings_new (EMPATHY_PREFS_UI_SCHEMA);
1343
1344   priv->sound_mgr = empathy_sound_manager_dup_singleton ();
1345
1346   priv->contacts = g_hash_table_new_full (NULL, NULL, g_object_unref,
1347       g_object_unref);
1348
1349   priv->conn_aggregator = empathy_connection_aggregator_dup_singleton ();
1350
1351   tp_g_signal_connect_object (priv->conn_aggregator, "contact-list-changed",
1352       G_CALLBACK (contact_list_changed_cb), manager, 0);
1353
1354   contacts = empathy_connection_aggregator_dup_all_contacts (
1355       priv->conn_aggregator);
1356
1357   empty = g_ptr_array_new ();
1358
1359   contact_list_changed_cb (priv->conn_aggregator, contacts, empty, manager);
1360
1361   g_ptr_array_unref (contacts);
1362   g_ptr_array_unref (empty);
1363
1364    am = tp_account_manager_dup ();
1365
1366   priv->approver = tp_simple_approver_new_with_am (am, "Empathy.EventManager",
1367       FALSE, approve_channels, manager, NULL);
1368
1369   /* Private text channels */
1370   tp_base_client_take_approver_filter (priv->approver,
1371       tp_asv_new (
1372         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1373         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1374         NULL));
1375
1376   /* Muc text channels */
1377   tp_base_client_take_approver_filter (priv->approver,
1378       tp_asv_new (
1379         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1380         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_ROOM,
1381         NULL));
1382
1383   /* File transfer */
1384   tp_base_client_take_approver_filter (priv->approver,
1385       tp_asv_new (
1386         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1387           TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
1388         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1389         NULL));
1390
1391   /* Calls */
1392   tp_base_client_take_approver_filter (priv->approver,
1393       tp_asv_new (
1394         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1395           TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
1396         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1397         NULL));
1398   tp_base_client_take_approver_filter (priv->approver,
1399       tp_asv_new (
1400         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1401           TP_IFACE_CHANNEL_TYPE_CALL,
1402         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1403         NULL));
1404
1405   /* I don't feel good about doing this, and I'm sorry, but the
1406    * capabilities connection feature is added earlier because it's
1407    * needed for EmpathyTpChat. If the capabilities feature is required
1408    * then preparing an auth channel (which of course appears in the
1409    * CONNECTING state) will never be prepared. So the options are
1410    * either to create another approver like I've done, or to port
1411    * EmpathyTpChat and its users to not depend on the connection being
1412    * prepared with capabilities. I chose the former, obviously. :-) */
1413
1414   priv->auth_approver = tp_simple_approver_new_with_am (am,
1415       "Empathy.AuthEventManager", FALSE, approve_channels, manager,
1416       NULL);
1417
1418   /* SASL auth channels */
1419   tp_base_client_take_approver_filter (priv->auth_approver,
1420       tp_asv_new (
1421         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1422           TP_IFACE_CHANNEL_TYPE_SERVER_AUTHENTICATION,
1423         TP_PROP_CHANNEL_TYPE_SERVER_AUTHENTICATION_AUTHENTICATION_METHOD,
1424           G_TYPE_STRING,
1425           TP_IFACE_CHANNEL_INTERFACE_SASL_AUTHENTICATION,
1426         NULL));
1427
1428   if (!tp_base_client_register (priv->approver, &error))
1429     {
1430       DEBUG ("Failed to register Approver: %s", error->message);
1431       g_error_free (error);
1432     }
1433
1434   if (!tp_base_client_register (priv->auth_approver, &error))
1435     {
1436       DEBUG ("Failed to register auth Approver: %s", error->message);
1437       g_error_free (error);
1438     }
1439
1440   g_object_unref (am);
1441 }
1442
1443 EmpathyEventManager *
1444 empathy_event_manager_dup_singleton (void)
1445 {
1446   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1447 }
1448
1449 GSList *
1450 empathy_event_manager_get_events (EmpathyEventManager *manager)
1451 {
1452   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1453
1454   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1455
1456   return priv->events;
1457 }
1458
1459 EmpathyEvent *
1460 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1461 {
1462   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1463
1464   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1465
1466   return priv->events ? priv->events->data : NULL;
1467 }
1468
1469 void
1470 empathy_event_activate (EmpathyEvent *event_public)
1471 {
1472   EventPriv *event = (EventPriv *) event_public;
1473
1474   g_return_if_fail (event_public != NULL);
1475
1476   if (event->func)
1477     event->func (event);
1478   else
1479     event_remove (event);
1480 }
1481
1482 void
1483 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1484 {
1485   EventPriv *event = (EventPriv *) event_public;
1486
1487   g_return_if_fail (event_public != NULL);
1488
1489   event->inhibit = TRUE;
1490 }
1491
1492 void
1493 empathy_event_approve (EmpathyEvent *event_public)
1494 {
1495   EventPriv *event = (EventPriv *) event_public;
1496
1497   g_return_if_fail (event_public != NULL);
1498
1499   event_manager_approval_approve (event->approval);
1500 }
1501
1502 void
1503 empathy_event_decline (EmpathyEvent *event_public)
1504 {
1505   EventPriv *event = (EventPriv *) event_public;
1506
1507   g_return_if_fail (event_public != NULL);
1508
1509   reject_approval (event->approval);
1510 }