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-idle.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-call.h>
  37 #include <libempathy/empathy-tp-file.h>
  38 #include <libempathy/empathy-utils.h>
  39 #include <libempathy/empathy-call-factory.h>
  40 #include <libempathy/empathy-gsettings.h>
  41
  42 #include <extensions/extensions.h>
  43
  44 #include <libempathy-gtk/empathy-images.h>
  45 #include <libempathy-gtk/empathy-contact-dialogs.h>
  46 #include <libempathy-gtk/empathy-sound-manager.h>
  47
  48 #include "empathy-event-manager.h"
  49 #include "empathy-main-window.h"
  50
  51 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
  52 #include <libempathy/empathy-debug.h>
  53
  54 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyEventManager)
  55
  56 #define NOTIFICATION_TIMEOUT 2 /* seconds */
  57
  58 /* The time interval in milliseconds between 2 incoming rings */
  59 #define MS_BETWEEN_RING 500
  60
  61 typedef struct {
  62   EmpathyEventManager *manager;
  63   TpChannelDispatchOperation *operation;
  64   gulong invalidated_handler;
  65   /* Remove contact if applicable */
  66   EmpathyContact *contact;
  67   /* option signal handler and it's instance */
  68   gulong handler;
  69   GObject *handler_instance;
  70   /* optional accept widget */
  71   GtkWidget *dialog;
  72   /* Channel of the CDO that will be used during the approval */
  73   TpChannel *main_channel;
  74   gboolean auto_approved;
  75 } EventManagerApproval;
  76
  77 typedef struct {
  78   TpBaseClient *approver;
  79   TpBaseClient *auth_approver;
  80   EmpathyContactManager *contact_manager;
  81   GSList *events;
  82   /* Ongoing approvals */
  83   GSList *approvals;
  84
  85   gint ringing;
  86
  87   GSettings *gsettings_notif;
  88   GSettings *gsettings_ui;
  89
  90   EmpathySoundManager *sound_mgr;
  91 } EmpathyEventManagerPriv;
  92
  93 typedef struct _EventPriv EventPriv;
  94 typedef void (*EventFunc) (EventPriv *event);
  95
  96 struct _EventPriv {
  97   EmpathyEvent public;
  98   EmpathyEventManager *manager;
  99   EventManagerApproval *approval;
 100   EventFunc func;
 101   gboolean inhibit;
 102   gpointer user_data;
 103   guint autoremove_timeout_id;
 104 };
 105
 106 enum {
 107   EVENT_ADDED,
 108   EVENT_REMOVED,
 109   EVENT_UPDATED,
 110   LAST_SIGNAL
 111 };
 112
 113 static guint signals[LAST_SIGNAL];
 114
 115 G_DEFINE_TYPE (EmpathyEventManager, empathy_event_manager, G_TYPE_OBJECT);
 116
 117 static EmpathyEventManager * manager_singleton = NULL;
 118
 119 static EventManagerApproval *
 120 event_manager_approval_new (EmpathyEventManager *manager,
 121   TpChannelDispatchOperation *operation,
 122   TpChannel *main_channel)
 123 {
 124   EventManagerApproval *result = g_slice_new0 (EventManagerApproval);
 125   result->operation = g_object_ref (operation);
 126   result->manager = manager;
 127   result->main_channel = g_object_ref (main_channel);
 128
 129   return result;
 130 }
 131
 132 static void
 133 event_manager_approval_free (EventManagerApproval *approval)
 134 {
 135   g_signal_handler_disconnect (approval->operation,
 136     approval->invalidated_handler);
 137   g_object_unref (approval->operation);
 138
 139   g_object_unref (approval->main_channel);
 140
 141   if (approval->handler != 0)
 142     g_signal_handler_disconnect (approval->handler_instance,
 143       approval->handler);
 144
 145   if (approval->handler_instance != NULL)
 146     g_object_unref (approval->handler_instance);
 147
 148   if (approval->contact != NULL)
 149     g_object_unref (approval->contact);
 150
 151   if (approval->dialog != NULL)
 152     {
 153       gtk_widget_destroy (approval->dialog);
 154     }
 155
 156   g_slice_free (EventManagerApproval, approval);
 157 }
 158
 159 static void
 160 event_free (EventPriv *event)
 161 {
 162   g_free (event->public.icon_name);
 163   g_free (event->public.header);
 164   g_free (event->public.message);
 165
 166   if (event->autoremove_timeout_id != 0)
 167     g_source_remove (event->autoremove_timeout_id);
 168
 169   if (event->public.contact)
 170     {
 171       g_object_unref (event->public.contact);
 172     }
 173
 174   if (event->public.account)
 175     {
 176       g_object_unref (event->public.account);
 177     }
 178
 179   g_slice_free (EventPriv, event);
 180 }
 181
 182 static void
 183 event_remove (EventPriv *event)
 184 {
 185   EmpathyEventManagerPriv *priv = GET_PRIV (event->manager);
 186
 187   DEBUG ("Removing event %p", event);
 188
 189   priv->events = g_slist_remove (priv->events, event);
 190   g_signal_emit (event->manager, signals[EVENT_REMOVED], 0, event);
 191   event_free (event);
 192 }
 193
 194 void
 195 empathy_event_remove (EmpathyEvent *event_public)
 196 {
 197   EventPriv *event = (EventPriv *) event_public;
 198
 199   event_remove (event);
 200 }
 201
 202 static gboolean
 203 autoremove_event_timeout_cb (EventPriv *event)
 204 {
 205   event->autoremove_timeout_id = 0;
 206   event_remove (event);
 207   return FALSE;
 208 }
 209
 210 static gboolean
 211 display_notify_area (EmpathyEventManager *self)
 212 {
 213   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 214
 215   return g_settings_get_boolean (priv->gsettings_ui,
 216       EMPATHY_PREFS_UI_EVENTS_NOTIFY_AREA);
 217 }
 218
 219 static void
 220 event_manager_add (EmpathyEventManager *manager,
 221     TpAccount *account,
 222     EmpathyContact *contact,
 223     EmpathyEventType type,
 224     const gchar *icon_name,
 225     const gchar *header,
 226     const gchar *message,
 227     EventManagerApproval *approval,
 228     EventFunc func,
 229     gpointer user_data)
 230 {
 231   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 232   EventPriv               *event;
 233
 234   event = g_slice_new0 (EventPriv);
 235   event->public.account = account != NULL ? g_object_ref (account) : NULL;
 236   event->public.contact = contact ? g_object_ref (contact) : NULL;
 237   event->public.type = type;
 238   event->public.icon_name = g_strdup (icon_name);
 239   event->public.header = g_strdup (header);
 240   event->public.message = g_strdup (message);
 241   event->public.must_ack = (func != NULL);
 242   event->inhibit = FALSE;
 243   event->func = func;
 244   event->user_data = user_data;
 245   event->manager = manager;
 246   event->approval = approval;
 247
 248   DEBUG ("Adding event %p", event);
 249   priv->events = g_slist_prepend (priv->events, event);
 250
 251   if (!display_notify_area (manager))
 252     {
 253       /* Don't fire the 'event-added' signal as we activate the event now */
 254       if (approval != NULL)
 255         approval->auto_approved = TRUE;
 256
 257       empathy_event_activate (&event->public);
 258       return;
 259     }
 260
 261   g_signal_emit (event->manager, signals[EVENT_ADDED], 0, event);
 262
 263   if (!event->public.must_ack)
 264     {
 265       event->autoremove_timeout_id = g_timeout_add_seconds (
 266           NOTIFICATION_TIMEOUT, (GSourceFunc) autoremove_event_timeout_cb,
 267           event);
 268     }
 269 }
 270
 271 static void
 272 handle_with_cb (GObject *source,
 273     GAsyncResult *result,
 274     gpointer user_data)
 275 {
 276   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 277   GError *error = NULL;
 278
 279   if (!tp_channel_dispatch_operation_handle_with_finish (cdo, result, &error))
 280     {
 281       DEBUG ("HandleWith failed: %s\n", error->message);
 282       g_error_free (error);
 283     }
 284 }
 285
 286 static void
 287 handle_with_time_cb (GObject *source,
 288     GAsyncResult *result,
 289     gpointer user_data)
 290 {
 291   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 292   GError *error = NULL;
 293
 294   if (!tp_channel_dispatch_operation_handle_with_time_finish (cdo, result,
 295         &error))
 296     {
 297       if (g_error_matches (error, TP_ERRORS, TP_ERROR_NOT_IMPLEMENTED))
 298         {
 299           EventManagerApproval *approval = user_data;
 300
 301           DEBUG ("HandleWithTime() is not implemented, falling back to "
 302               "HandleWith(). Please upgrade to telepathy-mission-control "
 303               "5.5.0 or later");
 304
 305           tp_channel_dispatch_operation_handle_with_async (approval->operation,
 306               NULL, handle_with_cb, approval);
 307         }
 308       else
 309         {
 310           DEBUG ("HandleWithTime failed: %s\n", error->message);
 311         }
 312       g_error_free (error);
 313     }
 314 }
 315
 316 static void
 317 event_manager_approval_approve (EventManagerApproval *approval)
 318 {
 319   gint64 timestamp;
 320
 321   if (approval->auto_approved)
 322     {
 323       timestamp = TP_USER_ACTION_TIME_NOT_USER_ACTION;
 324     }
 325   else
 326     {
 327       timestamp = tp_user_action_time_from_x11 (gtk_get_current_event_time ());
 328     }
 329
 330   g_assert (approval->operation != NULL);
 331
 332   tp_channel_dispatch_operation_handle_with_time_async (approval->operation,
 333       NULL, timestamp, handle_with_time_cb, approval);
 334 }
 335
 336 static void
 337 event_channel_process_func (EventPriv *event)
 338 {
 339   event_manager_approval_approve (event->approval);
 340 }
 341
 342 static void
 343 event_text_channel_process_func (EventPriv *event)
 344 {
 345   EmpathyTpChat *tp_chat;
 346   gint64 timestamp;
 347
 348   timestamp = tp_user_action_time_from_x11 (gtk_get_current_event_time ());
 349
 350   if (event->approval->handler != 0)
 351     {
 352       tp_chat = EMPATHY_TP_CHAT (event->approval->handler_instance);
 353
 354       g_signal_handler_disconnect (tp_chat, event->approval->handler);
 355       event->approval->handler = 0;
 356     }
 357
 358   event_manager_approval_approve (event->approval);
 359 }
 360
 361 static EventPriv *
 362 event_lookup_by_approval (EmpathyEventManager *manager,
 363   EventManagerApproval *approval)
 364 {
 365   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 366   GSList *l;
 367   EventPriv *retval = NULL;
 368
 369   for (l = priv->events; l; l = l->next)
 370     {
 371       EventPriv *event = l->data;
 372
 373       if (event->approval == approval)
 374         {
 375           retval = event;
 376           break;
 377         }
 378     }
 379
 380   return retval;
 381 }
 382
 383 static void
 384 event_update (EmpathyEventManager *manager, EventPriv *event,
 385   const char *icon_name, const char *header, const char *msg)
 386 {
 387   g_free (event->public.icon_name);
 388   g_free (event->public.header);
 389   g_free (event->public.message);
 390
 391   event->public.icon_name = g_strdup (icon_name);
 392   event->public.header = g_strdup (header);
 393   event->public.message = g_strdup (msg);
 394
 395   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
 396 }
 397
 398 static void
 399 reject_channel_claim_cb (GObject *source,
 400     GAsyncResult *result,
 401     gpointer user_data)
 402 {
 403   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 404   GError *error = NULL;
 405
 406   if (!tp_channel_dispatch_operation_claim_finish (cdo, result, &error))
 407     {
 408       DEBUG ("Failed to claim channel: %s", error->message);
 409
 410       g_error_free (error);
 411       goto out;
 412     }
 413
 414   if (EMPATHY_IS_TP_CALL (user_data))
 415     {
 416       empathy_tp_call_close (user_data);
 417     }
 418   else if (EMPATHY_IS_TP_CHAT (user_data))
 419     {
 420       empathy_tp_chat_leave (user_data);
 421     }
 422   else if (EMPATHY_IS_TP_FILE (user_data))
 423     {
 424       empathy_tp_file_close (user_data);
 425     }
 426
 427 out:
 428   g_object_unref (user_data);
 429 }
 430
 431 static void
 432 reject_auth_channel_claim_cb (GObject *source,
 433     GAsyncResult *result,
 434     gpointer user_data)
 435 {
 436   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 437   GError *error = NULL;
 438
 439   if (!tp_channel_dispatch_operation_claim_finish (cdo, result, &error))
 440     {
 441       DEBUG ("Failed to claim channel: %s", error->message);
 442
 443       g_error_free (error);
 444       return;
 445     }
 446
 447   tp_cli_channel_call_close (TP_CHANNEL (user_data), -1,
 448       NULL, NULL, NULL, NULL);
 449 }
 450
 451 static void
 452 reject_approval (EventManagerApproval *approval)
 453 {
 454   /* We have to claim the channel before closing it */
 455
 456   /* Unfortunately, we need to special case the auth channels for the
 457    * time being as they don't have a wrapper object handler in
 458    * approval->handler_instance as they're not actually handled by
 459    * this process, so we can just use a noddy callback to call Close()
 460    * directly. */
 461   if (approval->handler_instance != NULL)
 462     {
 463       tp_channel_dispatch_operation_claim_async (approval->operation,
 464           reject_channel_claim_cb, g_object_ref (approval->handler_instance));
 465     }
 466   else if (tp_channel_get_channel_type_id (approval->main_channel)
 467       == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 468     {
 469       tp_channel_dispatch_operation_claim_async (approval->operation,
 470           reject_auth_channel_claim_cb, approval->main_channel);
 471     }
 472 }
 473
 474 static void
 475 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
 476   gint response, gpointer user_data)
 477 {
 478   EventManagerApproval *approval = user_data;
 479
 480   gtk_widget_destroy (approval->dialog);
 481   approval->dialog = NULL;
 482
 483   if (response != GTK_RESPONSE_ACCEPT)
 484     {
 485       reject_approval (approval);
 486     }
 487   else
 488     {
 489       event_manager_approval_approve (approval);
 490     }
 491 }
 492
 493 static void
 494 event_channel_process_voip_func (EventPriv *event)
 495 {
 496   GtkWidget *dialog;
 497   GtkWidget *button;
 498   GtkWidget *image;
 499   EmpathyTpCall *call;
 500   gboolean video;
 501   gchar *title;
 502
 503   if (event->approval->dialog != NULL)
 504     {
 505       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 506       return;
 507     }
 508
 509   call = EMPATHY_TP_CALL (event->approval->handler_instance);
 510
 511   video = empathy_tp_call_has_initial_video (call);
 512
 513   dialog = gtk_message_dialog_new (NULL, 0,
 514       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
 515       video ? _("Incoming video call"): _("Incoming call"));
 516
 517   gtk_message_dialog_format_secondary_text (
 518     GTK_MESSAGE_DIALOG (dialog), video ?
 519       _("%s is video calling you. Do you want to answer?"):
 520       _("%s is calling you. Do you want to answer?"),
 521       empathy_contact_get_alias (event->approval->contact));
 522
 523   title = g_strdup_printf (_("Incoming call from %s"),
 524       empathy_contact_get_alias (event->approval->contact));
 525
 526   gtk_window_set_title (GTK_WINDOW (dialog), title);
 527   g_free (title);
 528
 529   /* Set image of the dialog */
 530   if (video)
 531     {
 532       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VIDEO_CALL,
 533           GTK_ICON_SIZE_DIALOG);
 534     }
 535   else
 536     {
 537       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VOIP,
 538           GTK_ICON_SIZE_DIALOG);
 539     }
 540
 541   gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), image);
 542   gtk_widget_show (image);
 543
 544   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 545       GTK_RESPONSE_OK);
 546
 547   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 548       _("_Reject"), GTK_RESPONSE_REJECT);
 549   image = gtk_image_new_from_icon_name ("call-stop",
 550     GTK_ICON_SIZE_BUTTON);
 551   gtk_button_set_image (GTK_BUTTON (button), image);
 552
 553   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 554       _("_Answer"), GTK_RESPONSE_ACCEPT);
 555
 556   image = gtk_image_new_from_icon_name ("call-start", GTK_ICON_SIZE_BUTTON);
 557   gtk_button_set_image (GTK_BUTTON (button), image);
 558
 559   g_signal_connect (dialog, "response",
 560       G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 561       event->approval);
 562
 563   gtk_widget_show (dialog);
 564
 565   event->approval->dialog = dialog;
 566 }
 567
 568 static void
 569 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 570   EmpathyMessage *message,
 571   EventManagerApproval *approval)
 572 {
 573   GtkWidget       *window = empathy_main_window_dup ();
 574   EmpathyContact  *sender;
 575   const gchar     *header;
 576   const gchar     *msg;
 577   TpChannel       *channel;
 578   EventPriv       *event;
 579   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 580
 581   /* try to update the event if it's referring to a chat which is already in the
 582    * queue. */
 583   event = event_lookup_by_approval (approval->manager, approval);
 584
 585   sender = empathy_message_get_sender (message);
 586   header = empathy_contact_get_alias (sender);
 587   msg = empathy_message_get_body (message);
 588
 589   channel = empathy_tp_chat_get_channel (tp_chat);
 590
 591   if (event != NULL)
 592     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header,
 593         msg);
 594   else
 595     event_manager_add (approval->manager, NULL, sender,
 596         EMPATHY_EVENT_TYPE_CHAT, EMPATHY_IMAGE_NEW_MESSAGE, header, msg,
 597         approval, event_text_channel_process_func, NULL);
 598
 599   empathy_sound_manager_play (priv->sound_mgr, window,
 600       EMPATHY_SOUND_CONVERSATION_NEW);
 601
 602   g_object_unref (window);
 603 }
 604
 605 static void
 606 event_manager_approval_done (EventManagerApproval *approval)
 607 {
 608   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 609   GSList                  *l;
 610
 611   if (approval->operation != NULL)
 612     {
 613       GQuark channel_type;
 614
 615       channel_type = tp_channel_get_channel_type_id (approval->main_channel);
 616
 617       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 618         {
 619           priv->ringing--;
 620           if (priv->ringing == 0)
 621             empathy_sound_manager_stop (priv->sound_mgr,
 622                 EMPATHY_SOUND_PHONE_INCOMING);
 623         }
 624     }
 625
 626   priv->approvals = g_slist_remove (priv->approvals, approval);
 627
 628   for (l = priv->events; l; l = l->next)
 629     {
 630       EventPriv *event = l->data;
 631
 632       if (event->approval == approval)
 633         {
 634           event_remove (event);
 635           break;
 636         }
 637     }
 638
 639   event_manager_approval_free (approval);
 640 }
 641
 642 static void
 643 cdo_invalidated_cb (TpProxy *cdo,
 644     guint domain,
 645     gint code,
 646     gchar *message,
 647     EventManagerApproval *approval)
 648 {
 649   DEBUG ("ChannelDispatchOperation has been invalidated: %s", message);
 650
 651   event_manager_approval_done (approval);
 652 }
 653
 654 static void
 655 event_manager_media_channel_got_contact (EventManagerApproval *approval)
 656 {
 657   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 658   GtkWidget *window = empathy_main_window_dup ();
 659   gchar *header;
 660   EmpathyTpCall *call;
 661   gboolean video;
 662
 663   call = EMPATHY_TP_CALL (approval->handler_instance);
 664
 665   video = empathy_tp_call_has_initial_video (call);
 666
 667   header = g_strdup_printf (
 668     video ? _("Incoming video call from %s") :_("Incoming call from %s"),
 669     empathy_contact_get_alias (approval->contact));
 670
 671   event_manager_add (approval->manager, NULL,
 672       approval->contact, EMPATHY_EVENT_TYPE_VOIP,
 673       video ? EMPATHY_IMAGE_VIDEO_CALL : EMPATHY_IMAGE_VOIP,
 674       header, NULL, approval,
 675       event_channel_process_voip_func, NULL);
 676
 677   g_free (header);
 678
 679   priv->ringing++;
 680   if (priv->ringing == 1)
 681     empathy_sound_manager_start_playing (priv->sound_mgr, window,
 682         EMPATHY_SOUND_PHONE_INCOMING, MS_BETWEEN_RING);
 683
 684   g_object_unref (window);
 685 }
 686
 687 static void
 688 event_manager_media_channel_contact_changed_cb (EmpathyTpCall *call,
 689   GParamSpec *param, EventManagerApproval *approval)
 690 {
 691   EmpathyContact *contact;
 692
 693   g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 694
 695   if (contact == NULL)
 696     return;
 697
 698   approval->contact = contact;
 699   event_manager_media_channel_got_contact (approval);
 700 }
 701
 702 static void
 703 invite_dialog_response_cb (GtkDialog *dialog,
 704                            gint response,
 705                            EventManagerApproval *approval)
 706 {
 707   EmpathyTpChat *tp_chat;
 708
 709   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 710   approval->dialog = NULL;
 711
 712   tp_chat = EMPATHY_TP_CHAT (approval->handler_instance);
 713
 714   if (response != GTK_RESPONSE_OK)
 715     {
 716       /* close channel */
 717       DEBUG ("Muc invitation rejected");
 718
 719       reject_approval (approval);
 720
 721       return;
 722     }
 723
 724   DEBUG ("Muc invitation accepted");
 725
 726   /* We'll join the room when handling the channel */
 727   event_manager_approval_approve (approval);
 728 }
 729
 730 static void
 731 event_room_channel_process_func (EventPriv *event)
 732 {
 733   GtkWidget *dialog, *button, *image;
 734   TpChannel *channel = event->approval->main_channel;
 735   gchar *title;
 736
 737   if (event->approval->dialog != NULL)
 738     {
 739       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 740       return;
 741     }
 742
 743   /* create dialog */
 744   dialog = gtk_message_dialog_new (NULL, 0,
 745       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 746
 747   title = g_strdup_printf (_("Invitation to join %s"),
 748       tp_channel_get_identifier (channel));
 749
 750   gtk_window_set_title (GTK_WINDOW (dialog), title);
 751   g_free (title);
 752
 753   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 754       _("%s is inviting you to join %s"),
 755       empathy_contact_get_alias (event->approval->contact),
 756       tp_channel_get_identifier (channel));
 757
 758   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 759       GTK_RESPONSE_OK);
 760
 761   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 762       _("_Decline"), GTK_RESPONSE_CANCEL);
 763   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 764   gtk_button_set_image (GTK_BUTTON (button), image);
 765
 766   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 767       _("_Join"), GTK_RESPONSE_OK);
 768   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 769   gtk_button_set_image (GTK_BUTTON (button), image);
 770
 771   g_signal_connect (dialog, "response",
 772       G_CALLBACK (invite_dialog_response_cb), event->approval);
 773
 774   gtk_widget_show (dialog);
 775
 776   event->approval->dialog = dialog;
 777 }
 778
 779 static void
 780 display_invite_room_dialog (EventManagerApproval *approval)
 781 {
 782   GtkWidget *window = empathy_main_window_dup ();
 783   const gchar *invite_msg;
 784   gchar *msg;
 785   TpHandle self_handle;
 786   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 787
 788   self_handle = tp_channel_group_get_self_handle (approval->main_channel);
 789   tp_channel_group_get_local_pending_info (approval->main_channel, self_handle,
 790       NULL, NULL, &invite_msg);
 791
 792   if (approval->contact != NULL)
 793     {
 794       msg = g_strdup_printf (_("%s invited you to join %s"),
 795           empathy_contact_get_alias (approval->contact),
 796           tp_channel_get_identifier (approval->main_channel));
 797     }
 798   else
 799     {
 800       msg = g_strdup_printf (_("You have been invited to join %s"),
 801           tp_channel_get_identifier (approval->main_channel));
 802     }
 803
 804   event_manager_add (approval->manager, NULL,
 805       approval->contact, EMPATHY_EVENT_TYPE_INVITATION,
 806       EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg, approval,
 807       event_room_channel_process_func, NULL);
 808
 809   empathy_sound_manager_play (priv->sound_mgr, window,
 810       EMPATHY_SOUND_CONVERSATION_NEW);
 811
 812   g_free (msg);
 813   g_object_unref (window);
 814 }
 815
 816 static void
 817 event_manager_muc_invite_got_contact_cb (TpConnection *connection,
 818                                          EmpathyContact *contact,
 819                                          const GError *error,
 820                                          gpointer user_data,
 821                                          GObject *object)
 822 {
 823   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 824
 825   if (error != NULL)
 826     {
 827       DEBUG ("Error: %s", error->message);
 828     }
 829   else
 830     {
 831       approval->contact = g_object_ref (contact);
 832     }
 833
 834   display_invite_room_dialog (approval);
 835 }
 836
 837 static void
 838 event_manager_ft_got_contact_cb (TpConnection *connection,
 839                                  EmpathyContact *contact,
 840                                  const GError *error,
 841                                  gpointer user_data,
 842                                  GObject *object)
 843 {
 844   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 845   GtkWidget *window = empathy_main_window_dup ();
 846   char *header;
 847   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 848
 849   approval->contact = g_object_ref (contact);
 850
 851   header = g_strdup_printf (_("Incoming file transfer from %s"),
 852                             empathy_contact_get_alias (approval->contact));
 853
 854   event_manager_add (approval->manager, NULL,
 855       approval->contact, EMPATHY_EVENT_TYPE_TRANSFER,
 856       EMPATHY_IMAGE_DOCUMENT_SEND, header, NULL,
 857       approval, event_channel_process_func, NULL);
 858
 859   /* FIXME better sound for incoming file transfers ?*/
 860   empathy_sound_manager_play (priv->sound_mgr, window,
 861       EMPATHY_SOUND_CONVERSATION_NEW);
 862
 863   g_free (header);
 864   g_object_unref (window);
 865 }
 866
 867 static void
 868 event_manager_auth_process_func (EventPriv *event)
 869 {
 870   empathy_event_approve ((EmpathyEvent *) event);
 871 }
 872
 873 /* If there is a file-transfer, media, or auth channel consider it as
 874  * the main one. */
 875 static TpChannel *
 876 find_main_channel (GList *channels)
 877 {
 878   GList *l;
 879   TpChannel *text = NULL;
 880
 881   for (l = channels; l != NULL; l = g_list_next (l))
 882     {
 883       TpChannel *channel = l->data;
 884       GQuark channel_type;
 885
 886       if (tp_proxy_get_invalidated (channel) != NULL)
 887         continue;
 888
 889       channel_type = tp_channel_get_channel_type_id (channel);
 890
 891       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 892           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER ||
 893           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 894         return channel;
 895
 896       else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
 897         text = channel;
 898     }
 899
 900   return text;
 901 }
 902
 903 static void
 904 approve_channels (TpSimpleApprover *approver,
 905     TpAccount *account,
 906     TpConnection *connection,
 907     GList *channels,
 908     TpChannelDispatchOperation *dispatch_operation,
 909     TpAddDispatchOperationContext *context,
 910     gpointer user_data)
 911 {
 912   EmpathyEventManager *self = user_data;
 913   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 914   TpChannel *channel;
 915   EventManagerApproval *approval;
 916   GQuark channel_type;
 917
 918   channel = find_main_channel (channels);
 919   if (channel == NULL)
 920     {
 921       GError error = { TP_ERRORS, TP_ERROR_INVALID_ARGUMENT,
 922           "Unknown channel type" };
 923
 924       DEBUG ("Failed to find the main channel; ignoring");
 925
 926       tp_add_dispatch_operation_context_fail (context, &error);
 927       return;
 928     }
 929
 930   approval = event_manager_approval_new (self, dispatch_operation, channel);
 931   priv->approvals = g_slist_prepend (priv->approvals, approval);
 932
 933   approval->invalidated_handler = g_signal_connect (dispatch_operation,
 934       "invalidated", G_CALLBACK (cdo_invalidated_cb), approval);
 935
 936   channel_type = tp_channel_get_channel_type_id (channel);
 937
 938   if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
 939     {
 940       EmpathyTpChat *tp_chat;
 941
 942       tp_chat = empathy_tp_chat_new (account, channel);
 943       approval->handler_instance = G_OBJECT (tp_chat);
 944
 945       if (tp_proxy_has_interface (channel, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 946         {
 947           /* Are we in local-pending ? */
 948           TpHandle inviter;
 949
 950           if (empathy_tp_chat_is_invited (tp_chat, &inviter))
 951             {
 952               /* We are invited to a room */
 953               DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 954                   tp_channel_get_identifier (channel));
 955
 956               if (inviter != 0)
 957                 {
 958                   empathy_tp_contact_factory_get_from_handle (connection,
 959                       inviter, event_manager_muc_invite_got_contact_cb,
 960                       approval, NULL, G_OBJECT (self));
 961                 }
 962               else
 963                 {
 964                   display_invite_room_dialog (approval);
 965                 }
 966
 967               goto out;
 968             }
 969
 970           /* We are not invited, approve the channel right now */
 971           tp_add_dispatch_operation_context_accept (context);
 972
 973           approval->auto_approved = TRUE;
 974           event_manager_approval_approve (approval);
 975           return;
 976         }
 977
 978       /* 1-1 text channel, wait for the first message */
 979       approval->handler = g_signal_connect (tp_chat, "message-received",
 980         G_CALLBACK (event_manager_chat_message_received_cb), approval);
 981     }
 982   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 983     {
 984       EmpathyContact *contact;
 985       EmpathyTpCall *call = empathy_tp_call_new (account, channel);
 986
 987       approval->handler_instance = G_OBJECT (call);
 988
 989       g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 990
 991       if (contact == NULL)
 992         {
 993           g_signal_connect (call, "notify::contact",
 994             G_CALLBACK (event_manager_media_channel_contact_changed_cb),
 995             approval);
 996         }
 997       else
 998         {
 999           approval->contact = contact;
1000           event_manager_media_channel_got_contact (approval);
1001         }
1002
1003     }
1004   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER)
1005     {
1006       TpHandle handle;
1007       EmpathyTpFile *tp_file = empathy_tp_file_new (channel);
1008
1009       approval->handler_instance = G_OBJECT (tp_file);
1010
1011       handle = tp_channel_get_handle (channel, NULL);
1012
1013       connection = tp_channel_borrow_connection (channel);
1014       empathy_tp_contact_factory_get_from_handle (connection, handle,
1015         event_manager_ft_got_contact_cb, approval, NULL, G_OBJECT (self));
1016     }
1017   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
1018     {
1019       event_manager_add (approval->manager, account, NULL, EMPATHY_EVENT_TYPE_AUTH,
1020           GTK_STOCK_DIALOG_AUTHENTICATION, tp_account_get_display_name (account),
1021           _("Password required"), approval,
1022           event_manager_auth_process_func, NULL);
1023     }
1024   else
1025     {
1026       GError error = { TP_ERRORS, TP_ERROR_INVALID_ARGUMENT,
1027           "Invalid channel type" };
1028
1029       DEBUG ("Unknown channel type (%s), ignoring..",
1030           g_quark_to_string (channel_type));
1031
1032       tp_add_dispatch_operation_context_fail (context, &error);
1033       return;
1034     }
1035
1036 out:
1037   tp_add_dispatch_operation_context_accept (context);
1038 }
1039
1040 static void
1041 event_pending_subscribe_func (EventPriv *event)
1042 {
1043   empathy_subscription_dialog_show (event->public.contact, event->public.header,
1044       NULL);
1045   event_remove (event);
1046 }
1047
1048 static void
1049 event_manager_pendings_changed_cb (EmpathyContactList  *list,
1050   EmpathyContact *contact, EmpathyContact *actor,
1051   guint reason, gchar *message, gboolean is_pending,
1052   EmpathyEventManager *manager)
1053 {
1054   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1055   gchar                   *header, *event_msg;
1056
1057   if (!is_pending)
1058     {
1059       GSList *l;
1060
1061       for (l = priv->events; l; l = l->next)
1062         {
1063           EventPriv *event = l->data;
1064
1065           if (event->public.contact == contact &&
1066               event->func == event_pending_subscribe_func)
1067             {
1068               event_remove (event);
1069               break;
1070             }
1071         }
1072
1073       return;
1074     }
1075
1076   header = g_strdup_printf (
1077       _("%s would like permission to see when you are available"),
1078       empathy_contact_get_alias (contact));
1079
1080   if (!EMP_STR_EMPTY (message))
1081     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
1082   else
1083     event_msg = NULL;
1084
1085   event_manager_add (manager, NULL, contact, EMPATHY_EVENT_TYPE_SUBSCRIPTION,
1086       GTK_STOCK_DIALOG_QUESTION, header, event_msg, NULL,
1087       event_pending_subscribe_func, NULL);
1088
1089   g_free (event_msg);
1090   g_free (header);
1091 }
1092
1093 static void
1094 event_manager_presence_changed_cb (EmpathyContact *contact,
1095     TpConnectionPresenceType current,
1096     TpConnectionPresenceType previous,
1097     EmpathyEventManager *manager)
1098 {
1099   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1100   TpAccount *account;
1101   gchar *header = NULL;
1102   EmpathyIdle *idle;
1103   GtkWidget *window = empathy_main_window_dup ();
1104
1105   account = empathy_contact_get_account (contact);
1106   idle = empathy_idle_dup_singleton ();
1107
1108   if (empathy_idle_account_is_just_connected (idle, account))
1109     goto out;
1110
1111   if (tp_connection_presence_type_cmp_availability (previous,
1112         TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1113     {
1114       /* contact was online */
1115       if (tp_connection_presence_type_cmp_availability (current,
1116           TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0)
1117         {
1118           /* someone is logging off */
1119           empathy_sound_manager_play (priv->sound_mgr, window,
1120               EMPATHY_SOUND_CONTACT_DISCONNECTED);
1121
1122           if (g_settings_get_boolean (priv->gsettings_notif,
1123                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNOUT))
1124             {
1125               header = g_strdup_printf (_("%s is now offline."),
1126                   empathy_contact_get_alias (contact));
1127
1128               event_manager_add (manager, NULL, contact, EMPATHY_EVENT_TYPE_PRESENCE,
1129                   EMPATHY_IMAGE_AVATAR_DEFAULT, header, NULL, NULL, NULL, NULL);
1130             }
1131         }
1132     }
1133   else
1134     {
1135       /* contact was offline */
1136       if (tp_connection_presence_type_cmp_availability (current,
1137             TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1138         {
1139           /* someone is logging in */
1140           empathy_sound_manager_play (priv->sound_mgr, window,
1141               EMPATHY_SOUND_CONTACT_CONNECTED);
1142
1143           if (g_settings_get_boolean (priv->gsettings_notif,
1144                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNIN))
1145             {
1146               header = g_strdup_printf (_("%s is now online."),
1147                   empathy_contact_get_alias (contact));
1148
1149               event_manager_add (manager, NULL, contact, EMPATHY_EVENT_TYPE_PRESENCE,
1150                   EMPATHY_IMAGE_AVATAR_DEFAULT, header, NULL, NULL, NULL, NULL);
1151             }
1152         }
1153     }
1154   g_free (header);
1155
1156 out:
1157   g_object_unref (idle);
1158   g_object_unref (window);
1159 }
1160
1161 static void
1162 event_manager_members_changed_cb (EmpathyContactList  *list,
1163     EmpathyContact *contact,
1164     EmpathyContact *actor,
1165     guint reason,
1166     gchar *message,
1167     gboolean is_member,
1168     EmpathyEventManager *manager)
1169 {
1170   if (is_member)
1171     g_signal_connect (contact, "presence-changed",
1172         G_CALLBACK (event_manager_presence_changed_cb), manager);
1173   else
1174     g_signal_handlers_disconnect_by_func (contact,
1175         event_manager_presence_changed_cb, manager);
1176 }
1177
1178 static GObject *
1179 event_manager_constructor (GType type,
1180                            guint n_props,
1181                            GObjectConstructParam *props)
1182 {
1183         GObject *retval;
1184
1185         if (manager_singleton) {
1186                 retval = g_object_ref (manager_singleton);
1187         } else {
1188                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
1189                         (type, n_props, props);
1190
1191                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
1192                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
1193         }
1194
1195         return retval;
1196 }
1197
1198 static void
1199 event_manager_finalize (GObject *object)
1200 {
1201   EmpathyEventManagerPriv *priv = GET_PRIV (object);
1202
1203   if (priv->ringing > 0)
1204     empathy_sound_manager_stop (priv->sound_mgr, EMPATHY_SOUND_PHONE_INCOMING);
1205
1206   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
1207   g_slist_free (priv->events);
1208   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
1209   g_slist_free (priv->approvals);
1210   g_object_unref (priv->contact_manager);
1211   g_object_unref (priv->approver);
1212   g_object_unref (priv->auth_approver);
1213   g_object_unref (priv->gsettings_notif);
1214   g_object_unref (priv->gsettings_ui);
1215   g_object_unref (priv->sound_mgr);
1216 }
1217
1218 static void
1219 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
1220 {
1221   GObjectClass *object_class = G_OBJECT_CLASS (klass);
1222
1223   object_class->finalize = event_manager_finalize;
1224   object_class->constructor = event_manager_constructor;
1225
1226   signals[EVENT_ADDED] =
1227     g_signal_new ("event-added",
1228       G_TYPE_FROM_CLASS (klass),
1229       G_SIGNAL_RUN_LAST,
1230       0,
1231       NULL, NULL,
1232       g_cclosure_marshal_VOID__POINTER,
1233       G_TYPE_NONE,
1234       1, G_TYPE_POINTER);
1235
1236   signals[EVENT_REMOVED] =
1237   g_signal_new ("event-removed",
1238       G_TYPE_FROM_CLASS (klass),
1239       G_SIGNAL_RUN_LAST,
1240       0,
1241       NULL, NULL,
1242       g_cclosure_marshal_VOID__POINTER,
1243       G_TYPE_NONE, 1, G_TYPE_POINTER);
1244
1245   signals[EVENT_UPDATED] =
1246   g_signal_new ("event-updated",
1247       G_TYPE_FROM_CLASS (klass),
1248       G_SIGNAL_RUN_LAST,
1249       0,
1250       NULL, NULL,
1251       g_cclosure_marshal_VOID__POINTER,
1252       G_TYPE_NONE, 1, G_TYPE_POINTER);
1253
1254   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1255 }
1256
1257 static void
1258 empathy_event_manager_init (EmpathyEventManager *manager)
1259 {
1260   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1261     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1262   TpDBusDaemon *dbus;
1263   GError *error = NULL;
1264
1265   manager->priv = priv;
1266
1267   priv->gsettings_notif = g_settings_new (EMPATHY_PREFS_NOTIFICATIONS_SCHEMA);
1268   priv->gsettings_ui = g_settings_new (EMPATHY_PREFS_UI_SCHEMA);
1269
1270   priv->sound_mgr = empathy_sound_manager_dup_singleton ();
1271
1272   priv->contact_manager = empathy_contact_manager_dup_singleton ();
1273   g_signal_connect (priv->contact_manager, "pendings-changed",
1274     G_CALLBACK (event_manager_pendings_changed_cb), manager);
1275
1276   g_signal_connect (priv->contact_manager, "members-changed",
1277     G_CALLBACK (event_manager_members_changed_cb), manager);
1278
1279   dbus = tp_dbus_daemon_dup (&error);
1280   if (dbus == NULL)
1281     {
1282       DEBUG ("Failed to get TpDBusDaemon: %s", error->message);
1283       g_error_free (error);
1284       return;
1285     }
1286
1287   priv->approver = tp_simple_approver_new (dbus, "Empathy.EventManager", FALSE,
1288       approve_channels, manager, NULL);
1289
1290   /* EmpathyTpChat relies on this feature being prepared */
1291   tp_base_client_add_connection_features_varargs (priv->approver,
1292     TP_CONNECTION_FEATURE_CAPABILITIES, 0);
1293
1294   /* Private text channels */
1295   tp_base_client_take_approver_filter (priv->approver,
1296       tp_asv_new (
1297         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1298         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1299         NULL));
1300
1301   /* Muc text channels */
1302   tp_base_client_take_approver_filter (priv->approver,
1303       tp_asv_new (
1304         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1305         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_ROOM,
1306         NULL));
1307
1308   /* File transfer */
1309   tp_base_client_take_approver_filter (priv->approver,
1310       tp_asv_new (
1311         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1312           TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
1313         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1314         NULL));
1315
1316   /* Calls */
1317   tp_base_client_take_approver_filter (priv->approver,
1318       tp_asv_new (
1319         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1320           TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
1321         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1322         NULL));
1323
1324   /* I don't feel good about doing this, and I'm sorry, but the
1325    * capabilities connection feature is added earlier because it's
1326    * needed for EmpathyTpChat. If the capabilities feature is required
1327    * then preparing an auth channel (which of course appears in the
1328    * CONNECTING state) will never be prepared. So the options are
1329    * either to create another approver like I've done, or to port
1330    * EmpathyTpChat and its users to not depend on the connection being
1331    * prepared with capabilities. I chose the former, obviously. :-) */
1332
1333   priv->auth_approver = tp_simple_approver_new (dbus,
1334       "Empathy.AuthEventManager", FALSE, approve_channels, manager,
1335       NULL);
1336
1337   /* SASL auth channels */
1338   tp_base_client_take_approver_filter (priv->auth_approver,
1339       tp_asv_new (
1340         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1341           TP_IFACE_CHANNEL_TYPE_SERVER_AUTHENTICATION,
1342         TP_PROP_CHANNEL_TYPE_SERVER_AUTHENTICATION_AUTHENTICATION_METHOD,
1343           G_TYPE_STRING,
1344           TP_IFACE_CHANNEL_INTERFACE_SASL_AUTHENTICATION,
1345         NULL));
1346
1347   if (!tp_base_client_register (priv->approver, &error))
1348     {
1349       DEBUG ("Failed to register Approver: %s", error->message);
1350       g_error_free (error);
1351     }
1352
1353   if (!tp_base_client_register (priv->auth_approver, &error))
1354     {
1355       DEBUG ("Failed to register auth Approver: %s", error->message);
1356       g_error_free (error);
1357     }
1358
1359   g_object_unref (dbus);
1360 }
1361
1362 EmpathyEventManager *
1363 empathy_event_manager_dup_singleton (void)
1364 {
1365   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1366 }
1367
1368 GSList *
1369 empathy_event_manager_get_events (EmpathyEventManager *manager)
1370 {
1371   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1372
1373   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1374
1375   return priv->events;
1376 }
1377
1378 EmpathyEvent *
1379 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1380 {
1381   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1382
1383   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1384
1385   return priv->events ? priv->events->data : NULL;
1386 }
1387
1388 void
1389 empathy_event_activate (EmpathyEvent *event_public)
1390 {
1391   EventPriv *event = (EventPriv *) event_public;
1392
1393   g_return_if_fail (event_public != NULL);
1394
1395   if (event->func)
1396     event->func (event);
1397   else
1398     event_remove (event);
1399 }
1400
1401 void
1402 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1403 {
1404   EventPriv *event = (EventPriv *) event_public;
1405
1406   g_return_if_fail (event_public != NULL);
1407
1408   event->inhibit = TRUE;
1409 }
1410
1411 void
1412 empathy_event_approve (EmpathyEvent *event_public)
1413 {
1414   EventPriv *event = (EventPriv *) event_public;
1415
1416   g_return_if_fail (event_public != NULL);
1417
1418   event_manager_approval_approve (event->approval);
1419 }
1420
1421 void
1422 empathy_event_decline (EmpathyEvent *event_public)
1423 {
1424   EventPriv *event = (EventPriv *) event_public;
1425
1426   g_return_if_fail (event_public != NULL);
1427
1428   reject_approval (event->approval);
1429 }