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-tp-contact-factory.h>
  34 #include <libempathy/empathy-contact-manager.h>
  35 #include <libempathy/empathy-tp-chat.h>
  36 #include <libempathy/empathy-tp-streamed-media.h>
  37 #include <libempathy/empathy-tp-file.h>
  38 #include <libempathy/empathy-utils.h>
  39 #include <libempathy/empathy-gsettings.h>
  40
  41 #include <extensions/extensions.h>
  42
  43 #include <libempathy-gtk/empathy-images.h>
  44 #include <libempathy-gtk/empathy-contact-dialogs.h>
  45 #include <libempathy-gtk/empathy-sound-manager.h>
  46
  47 #include "empathy-event-manager.h"
  48 #include "empathy-main-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 /* The time interval in milliseconds between 2 incoming rings */
  58 #define MS_BETWEEN_RING 500
  59
  60 typedef struct {
  61   EmpathyEventManager *manager;
  62   TpChannelDispatchOperation *operation;
  63   gulong invalidated_handler;
  64   /* Remove contact if applicable */
  65   EmpathyContact *contact;
  66   /* option signal handler and it's instance */
  67   gulong handler;
  68   GObject *handler_instance;
  69   /* optional accept widget */
  70   GtkWidget *dialog;
  71   /* Channel of the CDO that will be used during the approval */
  72   TpChannel *main_channel;
  73   gboolean auto_approved;
  74 } EventManagerApproval;
  75
  76 typedef struct {
  77   TpBaseClient *approver;
  78   TpBaseClient *auth_approver;
  79   EmpathyContactManager *contact_manager;
  80   GSList *events;
  81   /* Ongoing approvals */
  82   GSList *approvals;
  83
  84   gint ringing;
  85
  86   GSettings *gsettings_notif;
  87   GSettings *gsettings_ui;
  88
  89   EmpathySoundManager *sound_mgr;
  90 } EmpathyEventManagerPriv;
  91
  92 typedef struct _EventPriv EventPriv;
  93 typedef void (*EventFunc) (EventPriv *event);
  94
  95 struct _EventPriv {
  96   EmpathyEvent public;
  97   EmpathyEventManager *manager;
  98   EventManagerApproval *approval;
  99   EventFunc func;
 100   gboolean inhibit;
 101   gpointer user_data;
 102   guint autoremove_timeout_id;
 103 };
 104
 105 enum {
 106   EVENT_ADDED,
 107   EVENT_REMOVED,
 108   EVENT_UPDATED,
 109   LAST_SIGNAL
 110 };
 111
 112 static guint signals[LAST_SIGNAL];
 113
 114 G_DEFINE_TYPE (EmpathyEventManager, empathy_event_manager, G_TYPE_OBJECT);
 115
 116 static EmpathyEventManager * manager_singleton = NULL;
 117
 118 static EventManagerApproval *
 119 event_manager_approval_new (EmpathyEventManager *manager,
 120   TpChannelDispatchOperation *operation,
 121   TpChannel *main_channel)
 122 {
 123   EventManagerApproval *result = g_slice_new0 (EventManagerApproval);
 124   result->operation = g_object_ref (operation);
 125   result->manager = manager;
 126   result->main_channel = g_object_ref (main_channel);
 127
 128   return result;
 129 }
 130
 131 static void
 132 event_manager_approval_free (EventManagerApproval *approval)
 133 {
 134   g_signal_handler_disconnect (approval->operation,
 135     approval->invalidated_handler);
 136   g_object_unref (approval->operation);
 137
 138   g_object_unref (approval->main_channel);
 139
 140   if (approval->handler != 0)
 141     g_signal_handler_disconnect (approval->handler_instance,
 142       approval->handler);
 143
 144   if (approval->handler_instance != NULL)
 145     g_object_unref (approval->handler_instance);
 146
 147   if (approval->contact != NULL)
 148     g_object_unref (approval->contact);
 149
 150   if (approval->dialog != NULL)
 151     {
 152       gtk_widget_destroy (approval->dialog);
 153     }
 154
 155   g_slice_free (EventManagerApproval, approval);
 156 }
 157
 158 static void
 159 event_free (EventPriv *event)
 160 {
 161   g_free (event->public.icon_name);
 162   g_free (event->public.header);
 163   g_free (event->public.message);
 164
 165   if (event->autoremove_timeout_id != 0)
 166     g_source_remove (event->autoremove_timeout_id);
 167
 168   tp_clear_object (&(event->public.contact));
 169   tp_clear_object (&(event->public.account));
 170
 171   g_slice_free (EventPriv, event);
 172 }
 173
 174 static void
 175 event_remove (EventPriv *event)
 176 {
 177   EmpathyEventManagerPriv *priv = GET_PRIV (event->manager);
 178
 179   DEBUG ("Removing event %p", event);
 180
 181   priv->events = g_slist_remove (priv->events, event);
 182   g_signal_emit (event->manager, signals[EVENT_REMOVED], 0, event);
 183   event_free (event);
 184 }
 185
 186 void
 187 empathy_event_remove (EmpathyEvent *event_public)
 188 {
 189   EventPriv *event = (EventPriv *) event_public;
 190
 191   event_remove (event);
 192 }
 193
 194 static gboolean
 195 autoremove_event_timeout_cb (EventPriv *event)
 196 {
 197   event->autoremove_timeout_id = 0;
 198   event_remove (event);
 199   return FALSE;
 200 }
 201
 202 static gboolean
 203 display_notify_area (EmpathyEventManager *self)
 204 {
 205   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 206
 207   return g_settings_get_boolean (priv->gsettings_ui,
 208       EMPATHY_PREFS_UI_EVENTS_NOTIFY_AREA);
 209 }
 210
 211 static void
 212 event_manager_add (EmpathyEventManager *manager,
 213     TpAccount *account,
 214     EmpathyContact *contact,
 215     EmpathyEventType type,
 216     const gchar *icon_name,
 217     const gchar *header,
 218     const gchar *message,
 219     EventManagerApproval *approval,
 220     EventFunc func,
 221     gpointer user_data)
 222 {
 223   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 224   EventPriv               *event;
 225
 226   event = g_slice_new0 (EventPriv);
 227   event->public.account = account != NULL ? g_object_ref (account) : NULL;
 228   event->public.contact = contact ? g_object_ref (contact) : NULL;
 229   event->public.type = type;
 230   event->public.icon_name = g_strdup (icon_name);
 231   event->public.header = g_strdup (header);
 232   event->public.message = g_strdup (message);
 233   event->public.must_ack = (func != NULL);
 234   event->inhibit = FALSE;
 235   event->func = func;
 236   event->user_data = user_data;
 237   event->manager = manager;
 238   event->approval = approval;
 239
 240   DEBUG ("Adding event %p", event);
 241   priv->events = g_slist_prepend (priv->events, event);
 242
 243   if (!display_notify_area (manager))
 244     {
 245       /* Don't fire the 'event-added' signal as we activate the event now */
 246       if (approval != NULL)
 247         approval->auto_approved = TRUE;
 248
 249       empathy_event_activate (&event->public);
 250       return;
 251     }
 252
 253   g_signal_emit (event->manager, signals[EVENT_ADDED], 0, event);
 254
 255   if (!event->public.must_ack)
 256     {
 257       event->autoremove_timeout_id = g_timeout_add_seconds (
 258           NOTIFICATION_TIMEOUT, (GSourceFunc) autoremove_event_timeout_cb,
 259           event);
 260     }
 261 }
 262
 263 static void
 264 handle_with_cb (GObject *source,
 265     GAsyncResult *result,
 266     gpointer user_data)
 267 {
 268   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 269   GError *error = NULL;
 270
 271   if (!tp_channel_dispatch_operation_handle_with_finish (cdo, result, &error))
 272     {
 273       DEBUG ("HandleWith failed: %s\n", error->message);
 274       g_error_free (error);
 275     }
 276 }
 277
 278 static void
 279 handle_with_time_cb (GObject *source,
 280     GAsyncResult *result,
 281     gpointer user_data)
 282 {
 283   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 284   GError *error = NULL;
 285
 286   if (!tp_channel_dispatch_operation_handle_with_time_finish (cdo, result,
 287         &error))
 288     {
 289       if (g_error_matches (error, TP_ERRORS, TP_ERROR_NOT_IMPLEMENTED))
 290         {
 291           EventManagerApproval *approval = user_data;
 292
 293           DEBUG ("HandleWithTime() is not implemented, falling back to "
 294               "HandleWith(). Please upgrade to telepathy-mission-control "
 295               "5.5.0 or later");
 296
 297           tp_channel_dispatch_operation_handle_with_async (approval->operation,
 298               NULL, handle_with_cb, approval);
 299         }
 300       else
 301         {
 302           DEBUG ("HandleWithTime failed: %s\n", error->message);
 303         }
 304       g_error_free (error);
 305     }
 306 }
 307
 308 static void
 309 event_manager_approval_approve (EventManagerApproval *approval)
 310 {
 311   gint64 timestamp;
 312
 313   if (approval->auto_approved)
 314     {
 315       timestamp = TP_USER_ACTION_TIME_NOT_USER_ACTION;
 316     }
 317   else
 318     {
 319       timestamp = tp_user_action_time_from_x11 (gtk_get_current_event_time ());
 320     }
 321
 322   g_assert (approval->operation != NULL);
 323
 324   tp_channel_dispatch_operation_handle_with_time_async (approval->operation,
 325       NULL, timestamp, handle_with_time_cb, approval);
 326 }
 327
 328 static void
 329 event_channel_process_func (EventPriv *event)
 330 {
 331   event_manager_approval_approve (event->approval);
 332 }
 333
 334 static void
 335 event_text_channel_process_func (EventPriv *event)
 336 {
 337   EmpathyTpChat *tp_chat;
 338
 339   if (event->approval->handler != 0)
 340     {
 341       tp_chat = EMPATHY_TP_CHAT (event->approval->handler_instance);
 342
 343       g_signal_handler_disconnect (tp_chat, event->approval->handler);
 344       event->approval->handler = 0;
 345     }
 346
 347   event_manager_approval_approve (event->approval);
 348 }
 349
 350 static EventPriv *
 351 event_lookup_by_approval (EmpathyEventManager *manager,
 352   EventManagerApproval *approval)
 353 {
 354   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 355   GSList *l;
 356   EventPriv *retval = NULL;
 357
 358   for (l = priv->events; l; l = l->next)
 359     {
 360       EventPriv *event = l->data;
 361
 362       if (event->approval == approval)
 363         {
 364           retval = event;
 365           break;
 366         }
 367     }
 368
 369   return retval;
 370 }
 371
 372 static void
 373 event_update (EmpathyEventManager *manager, EventPriv *event,
 374   const char *icon_name, const char *header, const char *msg)
 375 {
 376   g_free (event->public.icon_name);
 377   g_free (event->public.header);
 378   g_free (event->public.message);
 379
 380   event->public.icon_name = g_strdup (icon_name);
 381   event->public.header = g_strdup (header);
 382   event->public.message = g_strdup (msg);
 383
 384   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
 385 }
 386
 387 static void
 388 reject_channel_claim_cb (GObject *source,
 389     GAsyncResult *result,
 390     gpointer user_data)
 391 {
 392   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 393   GError *error = NULL;
 394
 395   if (!tp_channel_dispatch_operation_claim_finish (cdo, result, &error))
 396     {
 397       DEBUG ("Failed to claim channel: %s", error->message);
 398
 399       g_error_free (error);
 400       goto out;
 401     }
 402
 403   if (EMPATHY_IS_TP_STREAMED_MEDIA (user_data))
 404     {
 405       empathy_tp_streamed_media_close (user_data);
 406     }
 407   else if (EMPATHY_IS_TP_CHAT (user_data))
 408     {
 409       empathy_tp_chat_leave (user_data, "");
 410     }
 411   else if (EMPATHY_IS_TP_FILE (user_data))
 412     {
 413       empathy_tp_file_close (user_data);
 414     }
 415
 416 out:
 417   g_object_unref (user_data);
 418 }
 419
 420 static void
 421 reject_auth_channel_claim_cb (GObject *source,
 422     GAsyncResult *result,
 423     gpointer user_data)
 424 {
 425   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 426   GError *error = NULL;
 427
 428   if (!tp_channel_dispatch_operation_claim_finish (cdo, result, &error))
 429     {
 430       DEBUG ("Failed to claim channel: %s", error->message);
 431
 432       g_error_free (error);
 433       return;
 434     }
 435
 436   tp_cli_channel_call_close (TP_CHANNEL (user_data), -1,
 437       NULL, NULL, NULL, NULL);
 438 }
 439
 440 static void
 441 reject_approval (EventManagerApproval *approval)
 442 {
 443   /* We have to claim the channel before closing it */
 444
 445   /* Unfortunately, we need to special case the auth channels for the
 446    * time being as they don't have a wrapper object handler in
 447    * approval->handler_instance as they're not actually handled by
 448    * this process, so we can just use a noddy callback to call Close()
 449    * directly. */
 450   if (approval->handler_instance != NULL)
 451     {
 452       tp_channel_dispatch_operation_claim_async (approval->operation,
 453           reject_channel_claim_cb, g_object_ref (approval->handler_instance));
 454     }
 455   else if (tp_channel_get_channel_type_id (approval->main_channel)
 456       == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 457     {
 458       tp_channel_dispatch_operation_claim_async (approval->operation,
 459           reject_auth_channel_claim_cb, approval->main_channel);
 460     }
 461 }
 462
 463 static void
 464 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
 465   gint response, gpointer user_data)
 466 {
 467   EventManagerApproval *approval = user_data;
 468
 469   gtk_widget_destroy (approval->dialog);
 470   approval->dialog = NULL;
 471
 472   if (response != GTK_RESPONSE_ACCEPT)
 473     {
 474       reject_approval (approval);
 475     }
 476   else
 477     {
 478       event_manager_approval_approve (approval);
 479     }
 480 }
 481
 482 static void
 483 event_channel_process_voip_func (EventPriv *event)
 484 {
 485   GtkWidget *dialog;
 486   GtkWidget *button;
 487   GtkWidget *image;
 488   EmpathyTpStreamedMedia *call;
 489   gboolean video;
 490   gchar *title;
 491
 492   if (event->approval->dialog != NULL)
 493     {
 494       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 495       return;
 496     }
 497
 498   call = EMPATHY_TP_STREAMED_MEDIA (event->approval->handler_instance);
 499
 500   video = empathy_tp_streamed_media_has_initial_video (call);
 501
 502   dialog = gtk_message_dialog_new (NULL, 0,
 503       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
 504       video ? _("Incoming video call"): _("Incoming call"));
 505
 506   gtk_message_dialog_format_secondary_text (
 507     GTK_MESSAGE_DIALOG (dialog), video ?
 508       _("%s is video calling you. Do you want to answer?"):
 509       _("%s is calling you. Do you want to answer?"),
 510       empathy_contact_get_alias (event->approval->contact));
 511
 512   title = g_strdup_printf (_("Incoming call from %s"),
 513       empathy_contact_get_alias (event->approval->contact));
 514
 515   gtk_window_set_title (GTK_WINDOW (dialog), title);
 516   g_free (title);
 517
 518   /* Set image of the dialog */
 519   if (video)
 520     {
 521       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VIDEO_CALL,
 522           GTK_ICON_SIZE_DIALOG);
 523     }
 524   else
 525     {
 526       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VOIP,
 527           GTK_ICON_SIZE_DIALOG);
 528     }
 529
 530   gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), image);
 531   gtk_widget_show (image);
 532
 533   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 534       GTK_RESPONSE_OK);
 535
 536   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 537       _("_Reject"), GTK_RESPONSE_REJECT);
 538   image = gtk_image_new_from_icon_name ("call-stop",
 539     GTK_ICON_SIZE_BUTTON);
 540   gtk_button_set_image (GTK_BUTTON (button), image);
 541
 542   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 543       _("_Answer"), GTK_RESPONSE_ACCEPT);
 544
 545   image = gtk_image_new_from_icon_name ("call-start", GTK_ICON_SIZE_BUTTON);
 546   gtk_button_set_image (GTK_BUTTON (button), image);
 547
 548   g_signal_connect (dialog, "response",
 549       G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 550       event->approval);
 551
 552   gtk_widget_show (dialog);
 553
 554   event->approval->dialog = dialog;
 555 }
 556
 557 static void
 558 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 559   EmpathyMessage *message,
 560   EventManagerApproval *approval)
 561 {
 562   GtkWidget       *window;
 563   EmpathyContact  *sender;
 564   const gchar     *header;
 565   const gchar     *msg;
 566   EventPriv       *event;
 567   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 568
 569   /* try to update the event if it's referring to a chat which is already in the
 570    * queue. */
 571   event = event_lookup_by_approval (approval->manager, approval);
 572
 573   sender = empathy_message_get_sender (message);
 574
 575   /* We only want to show incoming messages */
 576   if (empathy_contact_is_user (sender))
 577     return;
 578
 579   header = empathy_contact_get_alias (sender);
 580   msg = empathy_message_get_body (message);
 581
 582   if (event != NULL)
 583     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header,
 584         msg);
 585   else
 586     event_manager_add (approval->manager, NULL, sender,
 587         EMPATHY_EVENT_TYPE_CHAT, EMPATHY_IMAGE_NEW_MESSAGE, header, msg,
 588         approval, event_text_channel_process_func, NULL);
 589
 590   window = empathy_main_window_dup ();
 591
 592   empathy_sound_manager_play (priv->sound_mgr, window,
 593       EMPATHY_SOUND_CONVERSATION_NEW);
 594
 595   g_object_unref (window);
 596 }
 597
 598 static void
 599 event_manager_approval_done (EventManagerApproval *approval)
 600 {
 601   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 602   GSList                  *l;
 603
 604   if (approval->operation != NULL)
 605     {
 606       GQuark channel_type;
 607
 608       channel_type = tp_channel_get_channel_type_id (approval->main_channel);
 609
 610       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 611         {
 612           priv->ringing--;
 613           if (priv->ringing == 0)
 614             empathy_sound_manager_stop (priv->sound_mgr,
 615                 EMPATHY_SOUND_PHONE_INCOMING);
 616         }
 617     }
 618
 619   priv->approvals = g_slist_remove (priv->approvals, approval);
 620
 621   for (l = priv->events; l; l = l->next)
 622     {
 623       EventPriv *event = l->data;
 624
 625       if (event->approval == approval)
 626         {
 627           event_remove (event);
 628           break;
 629         }
 630     }
 631
 632   event_manager_approval_free (approval);
 633 }
 634
 635 static void
 636 cdo_invalidated_cb (TpProxy *cdo,
 637     guint domain,
 638     gint code,
 639     gchar *message,
 640     EventManagerApproval *approval)
 641 {
 642   DEBUG ("ChannelDispatchOperation has been invalidated: %s", message);
 643
 644   event_manager_approval_done (approval);
 645 }
 646
 647 static void
 648 event_manager_media_channel_got_contact (EventManagerApproval *approval)
 649 {
 650   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 651   GtkWidget *window = empathy_main_window_dup ();
 652   gchar *header;
 653   EmpathyTpStreamedMedia *call;
 654   gboolean video;
 655
 656   call = EMPATHY_TP_STREAMED_MEDIA (approval->handler_instance);
 657
 658   video = empathy_tp_streamed_media_has_initial_video (call);
 659
 660   header = g_strdup_printf (
 661     video ? _("Incoming video call from %s") :_("Incoming call from %s"),
 662     empathy_contact_get_alias (approval->contact));
 663
 664   event_manager_add (approval->manager, NULL,
 665       approval->contact, EMPATHY_EVENT_TYPE_VOIP,
 666       video ? EMPATHY_IMAGE_VIDEO_CALL : EMPATHY_IMAGE_VOIP,
 667       header, NULL, approval,
 668       event_channel_process_voip_func, NULL);
 669
 670   g_free (header);
 671
 672   priv->ringing++;
 673   if (priv->ringing == 1)
 674     empathy_sound_manager_start_playing (priv->sound_mgr, window,
 675         EMPATHY_SOUND_PHONE_INCOMING, MS_BETWEEN_RING);
 676
 677   g_object_unref (window);
 678 }
 679
 680 static void
 681 event_manager_media_channel_contact_changed_cb (EmpathyTpStreamedMedia *call,
 682   GParamSpec *param, EventManagerApproval *approval)
 683 {
 684   EmpathyContact *contact;
 685
 686   g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 687
 688   if (contact == NULL)
 689     return;
 690
 691   approval->contact = contact;
 692   event_manager_media_channel_got_contact (approval);
 693 }
 694
 695 static void
 696 invite_dialog_response_cb (GtkDialog *dialog,
 697                            gint response,
 698                            EventManagerApproval *approval)
 699 {
 700   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 701   approval->dialog = NULL;
 702
 703   if (response != GTK_RESPONSE_OK)
 704     {
 705       /* close channel */
 706       DEBUG ("Muc invitation rejected");
 707
 708       reject_approval (approval);
 709
 710       return;
 711     }
 712
 713   DEBUG ("Muc invitation accepted");
 714
 715   /* We'll join the room when handling the channel */
 716   event_manager_approval_approve (approval);
 717 }
 718
 719 static void
 720 event_room_channel_process_func (EventPriv *event)
 721 {
 722   GtkWidget *dialog, *button, *image;
 723   TpChannel *channel = event->approval->main_channel;
 724   gchar *title;
 725
 726   if (event->approval->dialog != NULL)
 727     {
 728       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 729       return;
 730     }
 731
 732   /* create dialog */
 733   dialog = gtk_message_dialog_new (NULL, 0,
 734       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 735
 736   title = g_strdup_printf (_("Invitation to join %s"),
 737       tp_channel_get_identifier (channel));
 738
 739   gtk_window_set_title (GTK_WINDOW (dialog), title);
 740   g_free (title);
 741
 742   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 743       _("%s is inviting you to join %s"),
 744       empathy_contact_get_alias (event->approval->contact),
 745       tp_channel_get_identifier (channel));
 746
 747   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 748       GTK_RESPONSE_OK);
 749
 750   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 751       _("_Decline"), GTK_RESPONSE_CANCEL);
 752   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 753   gtk_button_set_image (GTK_BUTTON (button), image);
 754
 755   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 756       _("_Join"), GTK_RESPONSE_OK);
 757   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 758   gtk_button_set_image (GTK_BUTTON (button), image);
 759
 760   g_signal_connect (dialog, "response",
 761       G_CALLBACK (invite_dialog_response_cb), event->approval);
 762
 763   gtk_widget_show (dialog);
 764
 765   event->approval->dialog = dialog;
 766 }
 767
 768 static void
 769 display_invite_room_dialog (EventManagerApproval *approval)
 770 {
 771   GtkWidget *window = empathy_main_window_dup ();
 772   const gchar *invite_msg;
 773   gchar *msg;
 774   TpHandle self_handle;
 775   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 776
 777   self_handle = tp_channel_group_get_self_handle (approval->main_channel);
 778   tp_channel_group_get_local_pending_info (approval->main_channel, self_handle,
 779       NULL, NULL, &invite_msg);
 780
 781   if (approval->contact != NULL)
 782     {
 783       msg = g_strdup_printf (_("%s invited you to join %s"),
 784           empathy_contact_get_alias (approval->contact),
 785           tp_channel_get_identifier (approval->main_channel));
 786     }
 787   else
 788     {
 789       msg = g_strdup_printf (_("You have been invited to join %s"),
 790           tp_channel_get_identifier (approval->main_channel));
 791     }
 792
 793   event_manager_add (approval->manager, NULL,
 794       approval->contact, EMPATHY_EVENT_TYPE_INVITATION,
 795       EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg, approval,
 796       event_room_channel_process_func, NULL);
 797
 798   empathy_sound_manager_play (priv->sound_mgr, window,
 799       EMPATHY_SOUND_CONVERSATION_NEW);
 800
 801   g_free (msg);
 802   g_object_unref (window);
 803 }
 804
 805 static void
 806 event_manager_muc_invite_got_contact_cb (TpConnection *connection,
 807                                          EmpathyContact *contact,
 808                                          const GError *error,
 809                                          gpointer user_data,
 810                                          GObject *object)
 811 {
 812   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 813
 814   if (error != NULL)
 815     {
 816       DEBUG ("Error: %s", error->message);
 817     }
 818   else
 819     {
 820       approval->contact = g_object_ref (contact);
 821     }
 822
 823   display_invite_room_dialog (approval);
 824 }
 825
 826 static void
 827 event_manager_ft_got_contact_cb (TpConnection *connection,
 828                                  EmpathyContact *contact,
 829                                  const GError *error,
 830                                  gpointer user_data,
 831                                  GObject *object)
 832 {
 833   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 834   GtkWidget *window = empathy_main_window_dup ();
 835   char *header;
 836   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 837
 838   approval->contact = g_object_ref (contact);
 839
 840   header = g_strdup_printf (_("Incoming file transfer from %s"),
 841                             empathy_contact_get_alias (approval->contact));
 842
 843   event_manager_add (approval->manager, NULL,
 844       approval->contact, EMPATHY_EVENT_TYPE_TRANSFER,
 845       EMPATHY_IMAGE_DOCUMENT_SEND, header, NULL,
 846       approval, event_channel_process_func, NULL);
 847
 848   /* FIXME better sound for incoming file transfers ?*/
 849   empathy_sound_manager_play (priv->sound_mgr, window,
 850       EMPATHY_SOUND_CONVERSATION_NEW);
 851
 852   g_free (header);
 853   g_object_unref (window);
 854 }
 855
 856 static void
 857 event_manager_auth_process_func (EventPriv *event)
 858 {
 859   empathy_event_approve ((EmpathyEvent *) event);
 860 }
 861
 862 /* If there is a file-transfer, media, or auth channel consider it as
 863  * the main one. */
 864 static TpChannel *
 865 find_main_channel (GList *channels)
 866 {
 867   GList *l;
 868   TpChannel *text = NULL;
 869
 870   for (l = channels; l != NULL; l = g_list_next (l))
 871     {
 872       TpChannel *channel = l->data;
 873       GQuark channel_type;
 874
 875       if (tp_proxy_get_invalidated (channel) != NULL)
 876         continue;
 877
 878       channel_type = tp_channel_get_channel_type_id (channel);
 879
 880       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 881           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER ||
 882           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 883         return channel;
 884
 885       else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
 886         text = channel;
 887     }
 888
 889   return text;
 890 }
 891
 892 static void
 893 approve_channels (TpSimpleApprover *approver,
 894     TpAccount *account,
 895     TpConnection *connection,
 896     GList *channels,
 897     TpChannelDispatchOperation *dispatch_operation,
 898     TpAddDispatchOperationContext *context,
 899     gpointer user_data)
 900 {
 901   EmpathyEventManager *self = user_data;
 902   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 903   TpChannel *channel;
 904   EventManagerApproval *approval;
 905   GQuark channel_type;
 906
 907   channel = find_main_channel (channels);
 908   if (channel == NULL)
 909     {
 910       GError error = { TP_ERRORS, TP_ERROR_INVALID_ARGUMENT,
 911           "Unknown channel type" };
 912
 913       DEBUG ("Failed to find the main channel; ignoring");
 914
 915       tp_add_dispatch_operation_context_fail (context, &error);
 916       return;
 917     }
 918
 919   approval = event_manager_approval_new (self, dispatch_operation, channel);
 920   priv->approvals = g_slist_prepend (priv->approvals, approval);
 921
 922   approval->invalidated_handler = g_signal_connect (dispatch_operation,
 923       "invalidated", G_CALLBACK (cdo_invalidated_cb), approval);
 924
 925   channel_type = tp_channel_get_channel_type_id (channel);
 926
 927   if (TP_IS_TEXT_CHANNEL (channel))
 928     {
 929       EmpathyTpChat *tp_chat;
 930
 931       tp_chat = empathy_tp_chat_new (account, channel);
 932       approval->handler_instance = G_OBJECT (tp_chat);
 933
 934       if (tp_proxy_has_interface (channel, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 935         {
 936           /* Are we in local-pending ? */
 937           TpHandle inviter;
 938
 939           if (empathy_tp_chat_is_invited (tp_chat, &inviter))
 940             {
 941               /* We are invited to a room */
 942               DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 943                   tp_channel_get_identifier (channel));
 944
 945               if (inviter != 0)
 946                 {
 947                   empathy_tp_contact_factory_get_from_handle (connection,
 948                       inviter, event_manager_muc_invite_got_contact_cb,
 949                       approval, NULL, G_OBJECT (self));
 950                 }
 951               else
 952                 {
 953                   display_invite_room_dialog (approval);
 954                 }
 955
 956               goto out;
 957             }
 958
 959           /* We are not invited, approve the channel right now */
 960           tp_add_dispatch_operation_context_accept (context);
 961
 962           approval->auto_approved = TRUE;
 963           event_manager_approval_approve (approval);
 964           return;
 965         }
 966
 967       /* 1-1 text channel, wait for the first message */
 968       approval->handler = g_signal_connect (tp_chat, "message-received",
 969         G_CALLBACK (event_manager_chat_message_received_cb), approval);
 970     }
 971   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 972     {
 973       EmpathyContact *contact;
 974       EmpathyTpStreamedMedia *call = empathy_tp_streamed_media_new (account, channel);
 975
 976       approval->handler_instance = G_OBJECT (call);
 977
 978       g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 979
 980       if (contact == NULL)
 981         {
 982           g_signal_connect (call, "notify::contact",
 983             G_CALLBACK (event_manager_media_channel_contact_changed_cb),
 984             approval);
 985         }
 986       else
 987         {
 988           approval->contact = contact;
 989           event_manager_media_channel_got_contact (approval);
 990         }
 991
 992     }
 993   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER)
 994     {
 995       TpHandle handle;
 996       EmpathyTpFile *tp_file = empathy_tp_file_new (channel);
 997
 998       approval->handler_instance = G_OBJECT (tp_file);
 999
1000       handle = tp_channel_get_handle (channel, NULL);
1001
1002       connection = tp_channel_borrow_connection (channel);
1003       empathy_tp_contact_factory_get_from_handle (connection, handle,
1004         event_manager_ft_got_contact_cb, approval, NULL, G_OBJECT (self));
1005     }
1006   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
1007     {
1008       event_manager_add (approval->manager, account, NULL, EMPATHY_EVENT_TYPE_AUTH,
1009           GTK_STOCK_DIALOG_AUTHENTICATION, tp_account_get_display_name (account),
1010           _("Password required"), approval,
1011           event_manager_auth_process_func, NULL);
1012     }
1013   else
1014     {
1015       GError error = { TP_ERRORS, TP_ERROR_INVALID_ARGUMENT,
1016           "Invalid channel type" };
1017
1018       DEBUG ("Unknown channel type (%s), ignoring..",
1019           g_quark_to_string (channel_type));
1020
1021       tp_add_dispatch_operation_context_fail (context, &error);
1022       return;
1023     }
1024
1025 out:
1026   tp_add_dispatch_operation_context_accept (context);
1027 }
1028
1029 static void
1030 event_pending_subscribe_func (EventPriv *event)
1031 {
1032   empathy_subscription_dialog_show (event->public.contact, event->public.header,
1033       NULL);
1034   event_remove (event);
1035 }
1036
1037 static void
1038 event_manager_pendings_changed_cb (EmpathyContactList  *list,
1039   EmpathyContact *contact, EmpathyContact *actor,
1040   guint reason, gchar *message, gboolean is_pending,
1041   EmpathyEventManager *manager)
1042 {
1043   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1044   gchar                   *header, *event_msg;
1045
1046   if (!is_pending)
1047     {
1048       GSList *l;
1049
1050       for (l = priv->events; l; l = l->next)
1051         {
1052           EventPriv *event = l->data;
1053
1054           if (event->public.contact == contact &&
1055               event->func == event_pending_subscribe_func)
1056             {
1057               event_remove (event);
1058               break;
1059             }
1060         }
1061
1062       return;
1063     }
1064
1065   header = g_strdup_printf (
1066       _("%s would like permission to see when you are online"),
1067       empathy_contact_get_alias (contact));
1068
1069   if (!EMP_STR_EMPTY (message))
1070     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
1071   else
1072     event_msg = NULL;
1073
1074   event_manager_add (manager, NULL, contact, EMPATHY_EVENT_TYPE_SUBSCRIPTION,
1075       GTK_STOCK_DIALOG_QUESTION, header, event_msg, NULL,
1076       event_pending_subscribe_func, NULL);
1077
1078   g_free (event_msg);
1079   g_free (header);
1080 }
1081
1082 static void
1083 event_manager_presence_changed_cb (EmpathyContact *contact,
1084     TpConnectionPresenceType current,
1085     TpConnectionPresenceType previous,
1086     EmpathyEventManager *manager)
1087 {
1088   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1089   TpAccount *account;
1090   EmpathyPresenceManager *presence_mgr;
1091   GtkWidget *window = empathy_main_window_dup ();
1092
1093   account = empathy_contact_get_account (contact);
1094   presence_mgr = empathy_presence_manager_dup_singleton ();
1095
1096   if (empathy_presence_manager_account_is_just_connected (presence_mgr, account))
1097     goto out;
1098
1099   if (tp_connection_presence_type_cmp_availability (previous,
1100         TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1101     {
1102       /* contact was online */
1103       if (tp_connection_presence_type_cmp_availability (current,
1104           TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0)
1105         {
1106           /* someone is logging off */
1107           empathy_sound_manager_play (priv->sound_mgr, window,
1108               EMPATHY_SOUND_CONTACT_DISCONNECTED);
1109
1110           if (g_settings_get_boolean (priv->gsettings_notif,
1111                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNOUT))
1112             {
1113               event_manager_add (manager, NULL, contact,
1114                   EMPATHY_EVENT_TYPE_PRESENCE_OFFLINE,
1115                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1116                   empathy_contact_get_alias (contact), _("Disconnected"),
1117                   NULL, NULL, NULL);
1118             }
1119         }
1120     }
1121   else
1122     {
1123       /* contact was offline */
1124       if (tp_connection_presence_type_cmp_availability (current,
1125             TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1126         {
1127           /* someone is logging in */
1128           empathy_sound_manager_play (priv->sound_mgr, window,
1129               EMPATHY_SOUND_CONTACT_CONNECTED);
1130
1131           if (g_settings_get_boolean (priv->gsettings_notif,
1132                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNIN))
1133             {
1134               event_manager_add (manager, NULL, contact,
1135                   EMPATHY_EVENT_TYPE_PRESENCE_ONLINE,
1136                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1137                   empathy_contact_get_alias (contact), _("Connected"),
1138                   NULL, NULL, NULL);
1139             }
1140         }
1141     }
1142
1143 out:
1144   g_object_unref (presence_mgr);
1145   g_object_unref (window);
1146 }
1147
1148 static void
1149 event_manager_members_changed_cb (EmpathyContactList  *list,
1150     EmpathyContact *contact,
1151     EmpathyContact *actor,
1152     guint reason,
1153     gchar *message,
1154     gboolean is_member,
1155     EmpathyEventManager *manager)
1156 {
1157   if (is_member)
1158     g_signal_connect (contact, "presence-changed",
1159         G_CALLBACK (event_manager_presence_changed_cb), manager);
1160   else
1161     g_signal_handlers_disconnect_by_func (contact,
1162         event_manager_presence_changed_cb, manager);
1163 }
1164
1165 static GObject *
1166 event_manager_constructor (GType type,
1167                            guint n_props,
1168                            GObjectConstructParam *props)
1169 {
1170         GObject *retval;
1171
1172         if (manager_singleton) {
1173                 retval = g_object_ref (manager_singleton);
1174         } else {
1175                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
1176                         (type, n_props, props);
1177
1178                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
1179                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
1180         }
1181
1182         return retval;
1183 }
1184
1185 static void
1186 event_manager_finalize (GObject *object)
1187 {
1188   EmpathyEventManagerPriv *priv = GET_PRIV (object);
1189
1190   if (priv->ringing > 0)
1191     empathy_sound_manager_stop (priv->sound_mgr, EMPATHY_SOUND_PHONE_INCOMING);
1192
1193   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
1194   g_slist_free (priv->events);
1195   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
1196   g_slist_free (priv->approvals);
1197   g_object_unref (priv->contact_manager);
1198   g_object_unref (priv->approver);
1199   g_object_unref (priv->auth_approver);
1200   g_object_unref (priv->gsettings_notif);
1201   g_object_unref (priv->gsettings_ui);
1202   g_object_unref (priv->sound_mgr);
1203 }
1204
1205 static void
1206 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
1207 {
1208   GObjectClass *object_class = G_OBJECT_CLASS (klass);
1209
1210   object_class->finalize = event_manager_finalize;
1211   object_class->constructor = event_manager_constructor;
1212
1213   signals[EVENT_ADDED] =
1214     g_signal_new ("event-added",
1215       G_TYPE_FROM_CLASS (klass),
1216       G_SIGNAL_RUN_LAST,
1217       0,
1218       NULL, NULL,
1219       g_cclosure_marshal_VOID__POINTER,
1220       G_TYPE_NONE,
1221       1, G_TYPE_POINTER);
1222
1223   signals[EVENT_REMOVED] =
1224   g_signal_new ("event-removed",
1225       G_TYPE_FROM_CLASS (klass),
1226       G_SIGNAL_RUN_LAST,
1227       0,
1228       NULL, NULL,
1229       g_cclosure_marshal_VOID__POINTER,
1230       G_TYPE_NONE, 1, G_TYPE_POINTER);
1231
1232   signals[EVENT_UPDATED] =
1233   g_signal_new ("event-updated",
1234       G_TYPE_FROM_CLASS (klass),
1235       G_SIGNAL_RUN_LAST,
1236       0,
1237       NULL, NULL,
1238       g_cclosure_marshal_VOID__POINTER,
1239       G_TYPE_NONE, 1, G_TYPE_POINTER);
1240
1241   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1242 }
1243
1244 static void
1245 empathy_event_manager_init (EmpathyEventManager *manager)
1246 {
1247   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1248     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1249   TpDBusDaemon *dbus;
1250   GError *error = NULL;
1251
1252   manager->priv = priv;
1253
1254   priv->gsettings_notif = g_settings_new (EMPATHY_PREFS_NOTIFICATIONS_SCHEMA);
1255   priv->gsettings_ui = g_settings_new (EMPATHY_PREFS_UI_SCHEMA);
1256
1257   priv->sound_mgr = empathy_sound_manager_dup_singleton ();
1258
1259   priv->contact_manager = empathy_contact_manager_dup_singleton ();
1260   g_signal_connect (priv->contact_manager, "pendings-changed",
1261     G_CALLBACK (event_manager_pendings_changed_cb), manager);
1262
1263   g_signal_connect (priv->contact_manager, "members-changed",
1264     G_CALLBACK (event_manager_members_changed_cb), manager);
1265
1266   dbus = tp_dbus_daemon_dup (&error);
1267   if (dbus == NULL)
1268     {
1269       DEBUG ("Failed to get TpDBusDaemon: %s", error->message);
1270       g_error_free (error);
1271       return;
1272     }
1273
1274   priv->approver = tp_simple_approver_new (dbus, "Empathy.EventManager", FALSE,
1275       approve_channels, manager, NULL);
1276
1277   /* EmpathyTpChat relies on this feature being prepared */
1278   tp_base_client_add_connection_features_varargs (priv->approver,
1279     TP_CONNECTION_FEATURE_CAPABILITIES, 0);
1280
1281   /* Private text channels */
1282   tp_base_client_take_approver_filter (priv->approver,
1283       tp_asv_new (
1284         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1285         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1286         NULL));
1287
1288   /* Muc text channels */
1289   tp_base_client_take_approver_filter (priv->approver,
1290       tp_asv_new (
1291         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1292         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_ROOM,
1293         NULL));
1294
1295   /* File transfer */
1296   tp_base_client_take_approver_filter (priv->approver,
1297       tp_asv_new (
1298         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1299           TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
1300         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1301         NULL));
1302
1303   /* Calls */
1304   tp_base_client_take_approver_filter (priv->approver,
1305       tp_asv_new (
1306         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1307           TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
1308         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1309         NULL));
1310
1311   /* I don't feel good about doing this, and I'm sorry, but the
1312    * capabilities connection feature is added earlier because it's
1313    * needed for EmpathyTpChat. If the capabilities feature is required
1314    * then preparing an auth channel (which of course appears in the
1315    * CONNECTING state) will never be prepared. So the options are
1316    * either to create another approver like I've done, or to port
1317    * EmpathyTpChat and its users to not depend on the connection being
1318    * prepared with capabilities. I chose the former, obviously. :-) */
1319
1320   priv->auth_approver = tp_simple_approver_new (dbus,
1321       "Empathy.AuthEventManager", FALSE, approve_channels, manager,
1322       NULL);
1323
1324   /* SASL auth channels */
1325   tp_base_client_take_approver_filter (priv->auth_approver,
1326       tp_asv_new (
1327         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1328           TP_IFACE_CHANNEL_TYPE_SERVER_AUTHENTICATION,
1329         TP_PROP_CHANNEL_TYPE_SERVER_AUTHENTICATION_AUTHENTICATION_METHOD,
1330           G_TYPE_STRING,
1331           TP_IFACE_CHANNEL_INTERFACE_SASL_AUTHENTICATION,
1332         NULL));
1333
1334   if (!tp_base_client_register (priv->approver, &error))
1335     {
1336       DEBUG ("Failed to register Approver: %s", error->message);
1337       g_error_free (error);
1338     }
1339
1340   if (!tp_base_client_register (priv->auth_approver, &error))
1341     {
1342       DEBUG ("Failed to register auth Approver: %s", error->message);
1343       g_error_free (error);
1344     }
1345
1346   g_object_unref (dbus);
1347 }
1348
1349 EmpathyEventManager *
1350 empathy_event_manager_dup_singleton (void)
1351 {
1352   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1353 }
1354
1355 GSList *
1356 empathy_event_manager_get_events (EmpathyEventManager *manager)
1357 {
1358   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1359
1360   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1361
1362   return priv->events;
1363 }
1364
1365 EmpathyEvent *
1366 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1367 {
1368   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1369
1370   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1371
1372   return priv->events ? priv->events->data : NULL;
1373 }
1374
1375 void
1376 empathy_event_activate (EmpathyEvent *event_public)
1377 {
1378   EventPriv *event = (EventPriv *) event_public;
1379
1380   g_return_if_fail (event_public != NULL);
1381
1382   if (event->func)
1383     event->func (event);
1384   else
1385     event_remove (event);
1386 }
1387
1388 void
1389 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1390 {
1391   EventPriv *event = (EventPriv *) event_public;
1392
1393   g_return_if_fail (event_public != NULL);
1394
1395   event->inhibit = TRUE;
1396 }
1397
1398 void
1399 empathy_event_approve (EmpathyEvent *event_public)
1400 {
1401   EventPriv *event = (EventPriv *) event_public;
1402
1403   g_return_if_fail (event_public != NULL);
1404
1405   event_manager_approval_approve (event->approval);
1406 }
1407
1408 void
1409 empathy_event_decline (EmpathyEvent *event_public)
1410 {
1411   EventPriv *event = (EventPriv *) event_public;
1412
1413   g_return_if_fail (event_public != NULL);
1414
1415   reject_approval (event->approval);
1416 }