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   gint64 timestamp;
 339
 340   timestamp = tp_user_action_time_from_x11 (gtk_get_current_event_time ());
 341
 342   if (event->approval->handler != 0)
 343     {
 344       tp_chat = EMPATHY_TP_CHAT (event->approval->handler_instance);
 345
 346       g_signal_handler_disconnect (tp_chat, event->approval->handler);
 347       event->approval->handler = 0;
 348     }
 349
 350   event_manager_approval_approve (event->approval);
 351 }
 352
 353 static EventPriv *
 354 event_lookup_by_approval (EmpathyEventManager *manager,
 355   EventManagerApproval *approval)
 356 {
 357   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 358   GSList *l;
 359   EventPriv *retval = NULL;
 360
 361   for (l = priv->events; l; l = l->next)
 362     {
 363       EventPriv *event = l->data;
 364
 365       if (event->approval == approval)
 366         {
 367           retval = event;
 368           break;
 369         }
 370     }
 371
 372   return retval;
 373 }
 374
 375 static void
 376 event_update (EmpathyEventManager *manager, EventPriv *event,
 377   const char *icon_name, const char *header, const char *msg)
 378 {
 379   g_free (event->public.icon_name);
 380   g_free (event->public.header);
 381   g_free (event->public.message);
 382
 383   event->public.icon_name = g_strdup (icon_name);
 384   event->public.header = g_strdup (header);
 385   event->public.message = g_strdup (msg);
 386
 387   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
 388 }
 389
 390 static void
 391 reject_channel_claim_cb (GObject *source,
 392     GAsyncResult *result,
 393     gpointer user_data)
 394 {
 395   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 396   GError *error = NULL;
 397
 398   if (!tp_channel_dispatch_operation_claim_finish (cdo, result, &error))
 399     {
 400       DEBUG ("Failed to claim channel: %s", error->message);
 401
 402       g_error_free (error);
 403       goto out;
 404     }
 405
 406   if (EMPATHY_IS_TP_STREAMED_MEDIA (user_data))
 407     {
 408       empathy_tp_streamed_media_close (user_data);
 409     }
 410   else if (EMPATHY_IS_TP_CHAT (user_data))
 411     {
 412       empathy_tp_chat_leave (user_data, "");
 413     }
 414   else if (EMPATHY_IS_TP_FILE (user_data))
 415     {
 416       empathy_tp_file_close (user_data);
 417     }
 418
 419 out:
 420   g_object_unref (user_data);
 421 }
 422
 423 static void
 424 reject_auth_channel_claim_cb (GObject *source,
 425     GAsyncResult *result,
 426     gpointer user_data)
 427 {
 428   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 429   GError *error = NULL;
 430
 431   if (!tp_channel_dispatch_operation_claim_finish (cdo, result, &error))
 432     {
 433       DEBUG ("Failed to claim channel: %s", error->message);
 434
 435       g_error_free (error);
 436       return;
 437     }
 438
 439   tp_cli_channel_call_close (TP_CHANNEL (user_data), -1,
 440       NULL, NULL, NULL, NULL);
 441 }
 442
 443 static void
 444 reject_approval (EventManagerApproval *approval)
 445 {
 446   /* We have to claim the channel before closing it */
 447
 448   /* Unfortunately, we need to special case the auth channels for the
 449    * time being as they don't have a wrapper object handler in
 450    * approval->handler_instance as they're not actually handled by
 451    * this process, so we can just use a noddy callback to call Close()
 452    * directly. */
 453   if (approval->handler_instance != NULL)
 454     {
 455       tp_channel_dispatch_operation_claim_async (approval->operation,
 456           reject_channel_claim_cb, g_object_ref (approval->handler_instance));
 457     }
 458   else if (tp_channel_get_channel_type_id (approval->main_channel)
 459       == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 460     {
 461       tp_channel_dispatch_operation_claim_async (approval->operation,
 462           reject_auth_channel_claim_cb, approval->main_channel);
 463     }
 464 }
 465
 466 static void
 467 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
 468   gint response, gpointer user_data)
 469 {
 470   EventManagerApproval *approval = user_data;
 471
 472   gtk_widget_destroy (approval->dialog);
 473   approval->dialog = NULL;
 474
 475   if (response != GTK_RESPONSE_ACCEPT)
 476     {
 477       reject_approval (approval);
 478     }
 479   else
 480     {
 481       event_manager_approval_approve (approval);
 482     }
 483 }
 484
 485 static void
 486 event_channel_process_voip_func (EventPriv *event)
 487 {
 488   GtkWidget *dialog;
 489   GtkWidget *button;
 490   GtkWidget *image;
 491   EmpathyTpStreamedMedia *call;
 492   gboolean video;
 493   gchar *title;
 494
 495   if (event->approval->dialog != NULL)
 496     {
 497       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 498       return;
 499     }
 500
 501   call = EMPATHY_TP_STREAMED_MEDIA (event->approval->handler_instance);
 502
 503   video = empathy_tp_streamed_media_has_initial_video (call);
 504
 505   dialog = gtk_message_dialog_new (NULL, 0,
 506       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
 507       video ? _("Incoming video call"): _("Incoming call"));
 508
 509   gtk_message_dialog_format_secondary_text (
 510     GTK_MESSAGE_DIALOG (dialog), video ?
 511       _("%s is video calling you. Do you want to answer?"):
 512       _("%s is calling you. Do you want to answer?"),
 513       empathy_contact_get_alias (event->approval->contact));
 514
 515   title = g_strdup_printf (_("Incoming call from %s"),
 516       empathy_contact_get_alias (event->approval->contact));
 517
 518   gtk_window_set_title (GTK_WINDOW (dialog), title);
 519   g_free (title);
 520
 521   /* Set image of the dialog */
 522   if (video)
 523     {
 524       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VIDEO_CALL,
 525           GTK_ICON_SIZE_DIALOG);
 526     }
 527   else
 528     {
 529       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VOIP,
 530           GTK_ICON_SIZE_DIALOG);
 531     }
 532
 533   gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), image);
 534   gtk_widget_show (image);
 535
 536   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 537       GTK_RESPONSE_OK);
 538
 539   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 540       _("_Reject"), GTK_RESPONSE_REJECT);
 541   image = gtk_image_new_from_icon_name ("call-stop",
 542     GTK_ICON_SIZE_BUTTON);
 543   gtk_button_set_image (GTK_BUTTON (button), image);
 544
 545   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 546       _("_Answer"), GTK_RESPONSE_ACCEPT);
 547
 548   image = gtk_image_new_from_icon_name ("call-start", GTK_ICON_SIZE_BUTTON);
 549   gtk_button_set_image (GTK_BUTTON (button), image);
 550
 551   g_signal_connect (dialog, "response",
 552       G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 553       event->approval);
 554
 555   gtk_widget_show (dialog);
 556
 557   event->approval->dialog = dialog;
 558 }
 559
 560 static void
 561 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 562   EmpathyMessage *message,
 563   EventManagerApproval *approval)
 564 {
 565   GtkWidget       *window;
 566   EmpathyContact  *sender;
 567   const gchar     *header;
 568   const gchar     *msg;
 569   TpChannel       *channel;
 570   EventPriv       *event;
 571   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 572
 573   /* try to update the event if it's referring to a chat which is already in the
 574    * queue. */
 575   event = event_lookup_by_approval (approval->manager, approval);
 576
 577   sender = empathy_message_get_sender (message);
 578
 579   /* We only want to show incoming messages */
 580   if (empathy_contact_is_user (sender))
 581     return;
 582
 583   header = empathy_contact_get_alias (sender);
 584   msg = empathy_message_get_body (message);
 585
 586   channel = empathy_tp_chat_get_channel (tp_chat);
 587
 588   if (event != NULL)
 589     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header,
 590         msg);
 591   else
 592     event_manager_add (approval->manager, NULL, sender,
 593         EMPATHY_EVENT_TYPE_CHAT, EMPATHY_IMAGE_NEW_MESSAGE, header, msg,
 594         approval, event_text_channel_process_func, NULL);
 595
 596   window = empathy_main_window_dup ();
 597
 598   empathy_sound_manager_play (priv->sound_mgr, window,
 599       EMPATHY_SOUND_CONVERSATION_NEW);
 600
 601   g_object_unref (window);
 602 }
 603
 604 static void
 605 event_manager_approval_done (EventManagerApproval *approval)
 606 {
 607   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 608   GSList                  *l;
 609
 610   if (approval->operation != NULL)
 611     {
 612       GQuark channel_type;
 613
 614       channel_type = tp_channel_get_channel_type_id (approval->main_channel);
 615
 616       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 617         {
 618           priv->ringing--;
 619           if (priv->ringing == 0)
 620             empathy_sound_manager_stop (priv->sound_mgr,
 621                 EMPATHY_SOUND_PHONE_INCOMING);
 622         }
 623     }
 624
 625   priv->approvals = g_slist_remove (priv->approvals, approval);
 626
 627   for (l = priv->events; l; l = l->next)
 628     {
 629       EventPriv *event = l->data;
 630
 631       if (event->approval == approval)
 632         {
 633           event_remove (event);
 634           break;
 635         }
 636     }
 637
 638   event_manager_approval_free (approval);
 639 }
 640
 641 static void
 642 cdo_invalidated_cb (TpProxy *cdo,
 643     guint domain,
 644     gint code,
 645     gchar *message,
 646     EventManagerApproval *approval)
 647 {
 648   DEBUG ("ChannelDispatchOperation has been invalidated: %s", message);
 649
 650   event_manager_approval_done (approval);
 651 }
 652
 653 static void
 654 event_manager_media_channel_got_contact (EventManagerApproval *approval)
 655 {
 656   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 657   GtkWidget *window = empathy_main_window_dup ();
 658   gchar *header;
 659   EmpathyTpStreamedMedia *call;
 660   gboolean video;
 661
 662   call = EMPATHY_TP_STREAMED_MEDIA (approval->handler_instance);
 663
 664   video = empathy_tp_streamed_media_has_initial_video (call);
 665
 666   header = g_strdup_printf (
 667     video ? _("Incoming video call from %s") :_("Incoming call from %s"),
 668     empathy_contact_get_alias (approval->contact));
 669
 670   event_manager_add (approval->manager, NULL,
 671       approval->contact, EMPATHY_EVENT_TYPE_VOIP,
 672       video ? EMPATHY_IMAGE_VIDEO_CALL : EMPATHY_IMAGE_VOIP,
 673       header, NULL, approval,
 674       event_channel_process_voip_func, NULL);
 675
 676   g_free (header);
 677
 678   priv->ringing++;
 679   if (priv->ringing == 1)
 680     empathy_sound_manager_start_playing (priv->sound_mgr, window,
 681         EMPATHY_SOUND_PHONE_INCOMING, MS_BETWEEN_RING);
 682
 683   g_object_unref (window);
 684 }
 685
 686 static void
 687 event_manager_media_channel_contact_changed_cb (EmpathyTpStreamedMedia *call,
 688   GParamSpec *param, EventManagerApproval *approval)
 689 {
 690   EmpathyContact *contact;
 691
 692   g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 693
 694   if (contact == NULL)
 695     return;
 696
 697   approval->contact = contact;
 698   event_manager_media_channel_got_contact (approval);
 699 }
 700
 701 static void
 702 invite_dialog_response_cb (GtkDialog *dialog,
 703                            gint response,
 704                            EventManagerApproval *approval)
 705 {
 706   EmpathyTpChat *tp_chat;
 707
 708   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 709   approval->dialog = NULL;
 710
 711   tp_chat = EMPATHY_TP_CHAT (approval->handler_instance);
 712
 713   if (response != GTK_RESPONSE_OK)
 714     {
 715       /* close channel */
 716       DEBUG ("Muc invitation rejected");
 717
 718       reject_approval (approval);
 719
 720       return;
 721     }
 722
 723   DEBUG ("Muc invitation accepted");
 724
 725   /* We'll join the room when handling the channel */
 726   event_manager_approval_approve (approval);
 727 }
 728
 729 static void
 730 event_room_channel_process_func (EventPriv *event)
 731 {
 732   GtkWidget *dialog, *button, *image;
 733   TpChannel *channel = event->approval->main_channel;
 734   gchar *title;
 735
 736   if (event->approval->dialog != NULL)
 737     {
 738       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 739       return;
 740     }
 741
 742   /* create dialog */
 743   dialog = gtk_message_dialog_new (NULL, 0,
 744       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 745
 746   title = g_strdup_printf (_("Invitation to join %s"),
 747       tp_channel_get_identifier (channel));
 748
 749   gtk_window_set_title (GTK_WINDOW (dialog), title);
 750   g_free (title);
 751
 752   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 753       _("%s is inviting you to join %s"),
 754       empathy_contact_get_alias (event->approval->contact),
 755       tp_channel_get_identifier (channel));
 756
 757   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 758       GTK_RESPONSE_OK);
 759
 760   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 761       _("_Decline"), GTK_RESPONSE_CANCEL);
 762   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 763   gtk_button_set_image (GTK_BUTTON (button), image);
 764
 765   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 766       _("_Join"), GTK_RESPONSE_OK);
 767   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 768   gtk_button_set_image (GTK_BUTTON (button), image);
 769
 770   g_signal_connect (dialog, "response",
 771       G_CALLBACK (invite_dialog_response_cb), event->approval);
 772
 773   gtk_widget_show (dialog);
 774
 775   event->approval->dialog = dialog;
 776 }
 777
 778 static void
 779 display_invite_room_dialog (EventManagerApproval *approval)
 780 {
 781   GtkWidget *window = empathy_main_window_dup ();
 782   const gchar *invite_msg;
 783   gchar *msg;
 784   TpHandle self_handle;
 785   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 786
 787   self_handle = tp_channel_group_get_self_handle (approval->main_channel);
 788   tp_channel_group_get_local_pending_info (approval->main_channel, self_handle,
 789       NULL, NULL, &invite_msg);
 790
 791   if (approval->contact != NULL)
 792     {
 793       msg = g_strdup_printf (_("%s invited you to join %s"),
 794           empathy_contact_get_alias (approval->contact),
 795           tp_channel_get_identifier (approval->main_channel));
 796     }
 797   else
 798     {
 799       msg = g_strdup_printf (_("You have been invited to join %s"),
 800           tp_channel_get_identifier (approval->main_channel));
 801     }
 802
 803   event_manager_add (approval->manager, NULL,
 804       approval->contact, EMPATHY_EVENT_TYPE_INVITATION,
 805       EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg, approval,
 806       event_room_channel_process_func, NULL);
 807
 808   empathy_sound_manager_play (priv->sound_mgr, window,
 809       EMPATHY_SOUND_CONVERSATION_NEW);
 810
 811   g_free (msg);
 812   g_object_unref (window);
 813 }
 814
 815 static void
 816 event_manager_muc_invite_got_contact_cb (TpConnection *connection,
 817                                          EmpathyContact *contact,
 818                                          const GError *error,
 819                                          gpointer user_data,
 820                                          GObject *object)
 821 {
 822   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 823
 824   if (error != NULL)
 825     {
 826       DEBUG ("Error: %s", error->message);
 827     }
 828   else
 829     {
 830       approval->contact = g_object_ref (contact);
 831     }
 832
 833   display_invite_room_dialog (approval);
 834 }
 835
 836 static void
 837 event_manager_ft_got_contact_cb (TpConnection *connection,
 838                                  EmpathyContact *contact,
 839                                  const GError *error,
 840                                  gpointer user_data,
 841                                  GObject *object)
 842 {
 843   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 844   GtkWidget *window = empathy_main_window_dup ();
 845   char *header;
 846   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 847
 848   approval->contact = g_object_ref (contact);
 849
 850   header = g_strdup_printf (_("Incoming file transfer from %s"),
 851                             empathy_contact_get_alias (approval->contact));
 852
 853   event_manager_add (approval->manager, NULL,
 854       approval->contact, EMPATHY_EVENT_TYPE_TRANSFER,
 855       EMPATHY_IMAGE_DOCUMENT_SEND, header, NULL,
 856       approval, event_channel_process_func, NULL);
 857
 858   /* FIXME better sound for incoming file transfers ?*/
 859   empathy_sound_manager_play (priv->sound_mgr, window,
 860       EMPATHY_SOUND_CONVERSATION_NEW);
 861
 862   g_free (header);
 863   g_object_unref (window);
 864 }
 865
 866 static void
 867 event_manager_auth_process_func (EventPriv *event)
 868 {
 869   empathy_event_approve ((EmpathyEvent *) event);
 870 }
 871
 872 /* If there is a file-transfer, media, or auth channel consider it as
 873  * the main one. */
 874 static TpChannel *
 875 find_main_channel (GList *channels)
 876 {
 877   GList *l;
 878   TpChannel *text = NULL;
 879
 880   for (l = channels; l != NULL; l = g_list_next (l))
 881     {
 882       TpChannel *channel = l->data;
 883       GQuark channel_type;
 884
 885       if (tp_proxy_get_invalidated (channel) != NULL)
 886         continue;
 887
 888       channel_type = tp_channel_get_channel_type_id (channel);
 889
 890       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 891           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER ||
 892           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 893         return channel;
 894
 895       else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
 896         text = channel;
 897     }
 898
 899   return text;
 900 }
 901
 902 static void
 903 approve_channels (TpSimpleApprover *approver,
 904     TpAccount *account,
 905     TpConnection *connection,
 906     GList *channels,
 907     TpChannelDispatchOperation *dispatch_operation,
 908     TpAddDispatchOperationContext *context,
 909     gpointer user_data)
 910 {
 911   EmpathyEventManager *self = user_data;
 912   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 913   TpChannel *channel;
 914   EventManagerApproval *approval;
 915   GQuark channel_type;
 916
 917   channel = find_main_channel (channels);
 918   if (channel == NULL)
 919     {
 920       GError error = { TP_ERRORS, TP_ERROR_INVALID_ARGUMENT,
 921           "Unknown channel type" };
 922
 923       DEBUG ("Failed to find the main channel; ignoring");
 924
 925       tp_add_dispatch_operation_context_fail (context, &error);
 926       return;
 927     }
 928
 929   approval = event_manager_approval_new (self, dispatch_operation, channel);
 930   priv->approvals = g_slist_prepend (priv->approvals, approval);
 931
 932   approval->invalidated_handler = g_signal_connect (dispatch_operation,
 933       "invalidated", G_CALLBACK (cdo_invalidated_cb), approval);
 934
 935   channel_type = tp_channel_get_channel_type_id (channel);
 936
 937   if (TP_IS_TEXT_CHANNEL (channel))
 938     {
 939       EmpathyTpChat *tp_chat;
 940
 941       tp_chat = empathy_tp_chat_new (account, channel);
 942       approval->handler_instance = G_OBJECT (tp_chat);
 943
 944       if (tp_proxy_has_interface (channel, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 945         {
 946           /* Are we in local-pending ? */
 947           TpHandle inviter;
 948
 949           if (empathy_tp_chat_is_invited (tp_chat, &inviter))
 950             {
 951               /* We are invited to a room */
 952               DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 953                   tp_channel_get_identifier (channel));
 954
 955               if (inviter != 0)
 956                 {
 957                   empathy_tp_contact_factory_get_from_handle (connection,
 958                       inviter, event_manager_muc_invite_got_contact_cb,
 959                       approval, NULL, G_OBJECT (self));
 960                 }
 961               else
 962                 {
 963                   display_invite_room_dialog (approval);
 964                 }
 965
 966               goto out;
 967             }
 968
 969           /* We are not invited, approve the channel right now */
 970           tp_add_dispatch_operation_context_accept (context);
 971
 972           approval->auto_approved = TRUE;
 973           event_manager_approval_approve (approval);
 974           return;
 975         }
 976
 977       /* 1-1 text channel, wait for the first message */
 978       approval->handler = g_signal_connect (tp_chat, "message-received",
 979         G_CALLBACK (event_manager_chat_message_received_cb), approval);
 980     }
 981   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 982     {
 983       EmpathyContact *contact;
 984       EmpathyTpStreamedMedia *call = empathy_tp_streamed_media_new (account, channel);
 985
 986       approval->handler_instance = G_OBJECT (call);
 987
 988       g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 989
 990       if (contact == NULL)
 991         {
 992           g_signal_connect (call, "notify::contact",
 993             G_CALLBACK (event_manager_media_channel_contact_changed_cb),
 994             approval);
 995         }
 996       else
 997         {
 998           approval->contact = contact;
 999           event_manager_media_channel_got_contact (approval);
1000         }
1001
1002     }
1003   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER)
1004     {
1005       TpHandle handle;
1006       EmpathyTpFile *tp_file = empathy_tp_file_new (channel);
1007
1008       approval->handler_instance = G_OBJECT (tp_file);
1009
1010       handle = tp_channel_get_handle (channel, NULL);
1011
1012       connection = tp_channel_borrow_connection (channel);
1013       empathy_tp_contact_factory_get_from_handle (connection, handle,
1014         event_manager_ft_got_contact_cb, approval, NULL, G_OBJECT (self));
1015     }
1016   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
1017     {
1018       event_manager_add (approval->manager, account, NULL, EMPATHY_EVENT_TYPE_AUTH,
1019           GTK_STOCK_DIALOG_AUTHENTICATION, tp_account_get_display_name (account),
1020           _("Password required"), approval,
1021           event_manager_auth_process_func, NULL);
1022     }
1023   else
1024     {
1025       GError error = { TP_ERRORS, TP_ERROR_INVALID_ARGUMENT,
1026           "Invalid channel type" };
1027
1028       DEBUG ("Unknown channel type (%s), ignoring..",
1029           g_quark_to_string (channel_type));
1030
1031       tp_add_dispatch_operation_context_fail (context, &error);
1032       return;
1033     }
1034
1035 out:
1036   tp_add_dispatch_operation_context_accept (context);
1037 }
1038
1039 static void
1040 event_pending_subscribe_func (EventPriv *event)
1041 {
1042   empathy_subscription_dialog_show (event->public.contact, event->public.header,
1043       NULL);
1044   event_remove (event);
1045 }
1046
1047 static void
1048 event_manager_pendings_changed_cb (EmpathyContactList  *list,
1049   EmpathyContact *contact, EmpathyContact *actor,
1050   guint reason, gchar *message, gboolean is_pending,
1051   EmpathyEventManager *manager)
1052 {
1053   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1054   gchar                   *header, *event_msg;
1055
1056   if (!is_pending)
1057     {
1058       GSList *l;
1059
1060       for (l = priv->events; l; l = l->next)
1061         {
1062           EventPriv *event = l->data;
1063
1064           if (event->public.contact == contact &&
1065               event->func == event_pending_subscribe_func)
1066             {
1067               event_remove (event);
1068               break;
1069             }
1070         }
1071
1072       return;
1073     }
1074
1075   header = g_strdup_printf (
1076       _("%s would like permission to see when you are online"),
1077       empathy_contact_get_alias (contact));
1078
1079   if (!EMP_STR_EMPTY (message))
1080     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
1081   else
1082     event_msg = NULL;
1083
1084   event_manager_add (manager, NULL, contact, EMPATHY_EVENT_TYPE_SUBSCRIPTION,
1085       GTK_STOCK_DIALOG_QUESTION, header, event_msg, NULL,
1086       event_pending_subscribe_func, NULL);
1087
1088   g_free (event_msg);
1089   g_free (header);
1090 }
1091
1092 static void
1093 event_manager_presence_changed_cb (EmpathyContact *contact,
1094     TpConnectionPresenceType current,
1095     TpConnectionPresenceType previous,
1096     EmpathyEventManager *manager)
1097 {
1098   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1099   TpAccount *account;
1100   EmpathyPresenceManager *presence_mgr;
1101   GtkWidget *window = empathy_main_window_dup ();
1102
1103   account = empathy_contact_get_account (contact);
1104   presence_mgr = empathy_presence_manager_dup_singleton ();
1105
1106   if (empathy_presence_manager_account_is_just_connected (presence_mgr, account))
1107     goto out;
1108
1109   if (tp_connection_presence_type_cmp_availability (previous,
1110         TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1111     {
1112       /* contact was online */
1113       if (tp_connection_presence_type_cmp_availability (current,
1114           TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0)
1115         {
1116           /* someone is logging off */
1117           empathy_sound_manager_play (priv->sound_mgr, window,
1118               EMPATHY_SOUND_CONTACT_DISCONNECTED);
1119
1120           if (g_settings_get_boolean (priv->gsettings_notif,
1121                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNOUT))
1122             {
1123               event_manager_add (manager, NULL, contact,
1124                   EMPATHY_EVENT_TYPE_PRESENCE_OFFLINE,
1125                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1126                   empathy_contact_get_alias (contact), _("Disconnected"),
1127                   NULL, NULL, NULL);
1128             }
1129         }
1130     }
1131   else
1132     {
1133       /* contact was offline */
1134       if (tp_connection_presence_type_cmp_availability (current,
1135             TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1136         {
1137           /* someone is logging in */
1138           empathy_sound_manager_play (priv->sound_mgr, window,
1139               EMPATHY_SOUND_CONTACT_CONNECTED);
1140
1141           if (g_settings_get_boolean (priv->gsettings_notif,
1142                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNIN))
1143             {
1144               event_manager_add (manager, NULL, contact,
1145                   EMPATHY_EVENT_TYPE_PRESENCE_ONLINE,
1146                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1147                   empathy_contact_get_alias (contact), _("Connected"),
1148                   NULL, NULL, NULL);
1149             }
1150         }
1151     }
1152
1153 out:
1154   g_object_unref (presence_mgr);
1155   g_object_unref (window);
1156 }
1157
1158 static void
1159 event_manager_members_changed_cb (EmpathyContactList  *list,
1160     EmpathyContact *contact,
1161     EmpathyContact *actor,
1162     guint reason,
1163     gchar *message,
1164     gboolean is_member,
1165     EmpathyEventManager *manager)
1166 {
1167   if (is_member)
1168     g_signal_connect (contact, "presence-changed",
1169         G_CALLBACK (event_manager_presence_changed_cb), manager);
1170   else
1171     g_signal_handlers_disconnect_by_func (contact,
1172         event_manager_presence_changed_cb, manager);
1173 }
1174
1175 static GObject *
1176 event_manager_constructor (GType type,
1177                            guint n_props,
1178                            GObjectConstructParam *props)
1179 {
1180         GObject *retval;
1181
1182         if (manager_singleton) {
1183                 retval = g_object_ref (manager_singleton);
1184         } else {
1185                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
1186                         (type, n_props, props);
1187
1188                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
1189                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
1190         }
1191
1192         return retval;
1193 }
1194
1195 static void
1196 event_manager_finalize (GObject *object)
1197 {
1198   EmpathyEventManagerPriv *priv = GET_PRIV (object);
1199
1200   if (priv->ringing > 0)
1201     empathy_sound_manager_stop (priv->sound_mgr, EMPATHY_SOUND_PHONE_INCOMING);
1202
1203   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
1204   g_slist_free (priv->events);
1205   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
1206   g_slist_free (priv->approvals);
1207   g_object_unref (priv->contact_manager);
1208   g_object_unref (priv->approver);
1209   g_object_unref (priv->auth_approver);
1210   g_object_unref (priv->gsettings_notif);
1211   g_object_unref (priv->gsettings_ui);
1212   g_object_unref (priv->sound_mgr);
1213 }
1214
1215 static void
1216 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
1217 {
1218   GObjectClass *object_class = G_OBJECT_CLASS (klass);
1219
1220   object_class->finalize = event_manager_finalize;
1221   object_class->constructor = event_manager_constructor;
1222
1223   signals[EVENT_ADDED] =
1224     g_signal_new ("event-added",
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,
1231       1, G_TYPE_POINTER);
1232
1233   signals[EVENT_REMOVED] =
1234   g_signal_new ("event-removed",
1235       G_TYPE_FROM_CLASS (klass),
1236       G_SIGNAL_RUN_LAST,
1237       0,
1238       NULL, NULL,
1239       g_cclosure_marshal_VOID__POINTER,
1240       G_TYPE_NONE, 1, G_TYPE_POINTER);
1241
1242   signals[EVENT_UPDATED] =
1243   g_signal_new ("event-updated",
1244       G_TYPE_FROM_CLASS (klass),
1245       G_SIGNAL_RUN_LAST,
1246       0,
1247       NULL, NULL,
1248       g_cclosure_marshal_VOID__POINTER,
1249       G_TYPE_NONE, 1, G_TYPE_POINTER);
1250
1251   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1252 }
1253
1254 static void
1255 empathy_event_manager_init (EmpathyEventManager *manager)
1256 {
1257   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1258     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1259   TpDBusDaemon *dbus;
1260   GError *error = NULL;
1261
1262   manager->priv = priv;
1263
1264   priv->gsettings_notif = g_settings_new (EMPATHY_PREFS_NOTIFICATIONS_SCHEMA);
1265   priv->gsettings_ui = g_settings_new (EMPATHY_PREFS_UI_SCHEMA);
1266
1267   priv->sound_mgr = empathy_sound_manager_dup_singleton ();
1268
1269   priv->contact_manager = empathy_contact_manager_dup_singleton ();
1270   g_signal_connect (priv->contact_manager, "pendings-changed",
1271     G_CALLBACK (event_manager_pendings_changed_cb), manager);
1272
1273   g_signal_connect (priv->contact_manager, "members-changed",
1274     G_CALLBACK (event_manager_members_changed_cb), manager);
1275
1276   dbus = tp_dbus_daemon_dup (&error);
1277   if (dbus == NULL)
1278     {
1279       DEBUG ("Failed to get TpDBusDaemon: %s", error->message);
1280       g_error_free (error);
1281       return;
1282     }
1283
1284   priv->approver = tp_simple_approver_new (dbus, "Empathy.EventManager", FALSE,
1285       approve_channels, manager, NULL);
1286
1287   /* EmpathyTpChat relies on this feature being prepared */
1288   tp_base_client_add_connection_features_varargs (priv->approver,
1289     TP_CONNECTION_FEATURE_CAPABILITIES, 0);
1290
1291   /* Private text channels */
1292   tp_base_client_take_approver_filter (priv->approver,
1293       tp_asv_new (
1294         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1295         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1296         NULL));
1297
1298   /* Muc text channels */
1299   tp_base_client_take_approver_filter (priv->approver,
1300       tp_asv_new (
1301         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1302         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_ROOM,
1303         NULL));
1304
1305   /* File transfer */
1306   tp_base_client_take_approver_filter (priv->approver,
1307       tp_asv_new (
1308         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1309           TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
1310         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1311         NULL));
1312
1313   /* Calls */
1314   tp_base_client_take_approver_filter (priv->approver,
1315       tp_asv_new (
1316         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1317           TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
1318         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1319         NULL));
1320
1321   /* I don't feel good about doing this, and I'm sorry, but the
1322    * capabilities connection feature is added earlier because it's
1323    * needed for EmpathyTpChat. If the capabilities feature is required
1324    * then preparing an auth channel (which of course appears in the
1325    * CONNECTING state) will never be prepared. So the options are
1326    * either to create another approver like I've done, or to port
1327    * EmpathyTpChat and its users to not depend on the connection being
1328    * prepared with capabilities. I chose the former, obviously. :-) */
1329
1330   priv->auth_approver = tp_simple_approver_new (dbus,
1331       "Empathy.AuthEventManager", FALSE, approve_channels, manager,
1332       NULL);
1333
1334   /* SASL auth channels */
1335   tp_base_client_take_approver_filter (priv->auth_approver,
1336       tp_asv_new (
1337         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1338           TP_IFACE_CHANNEL_TYPE_SERVER_AUTHENTICATION,
1339         TP_PROP_CHANNEL_TYPE_SERVER_AUTHENTICATION_AUTHENTICATION_METHOD,
1340           G_TYPE_STRING,
1341           TP_IFACE_CHANNEL_INTERFACE_SASL_AUTHENTICATION,
1342         NULL));
1343
1344   if (!tp_base_client_register (priv->approver, &error))
1345     {
1346       DEBUG ("Failed to register Approver: %s", error->message);
1347       g_error_free (error);
1348     }
1349
1350   if (!tp_base_client_register (priv->auth_approver, &error))
1351     {
1352       DEBUG ("Failed to register auth Approver: %s", error->message);
1353       g_error_free (error);
1354     }
1355
1356   g_object_unref (dbus);
1357 }
1358
1359 EmpathyEventManager *
1360 empathy_event_manager_dup_singleton (void)
1361 {
1362   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1363 }
1364
1365 GSList *
1366 empathy_event_manager_get_events (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;
1373 }
1374
1375 EmpathyEvent *
1376 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1377 {
1378   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1379
1380   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1381
1382   return priv->events ? priv->events->data : NULL;
1383 }
1384
1385 void
1386 empathy_event_activate (EmpathyEvent *event_public)
1387 {
1388   EventPriv *event = (EventPriv *) event_public;
1389
1390   g_return_if_fail (event_public != NULL);
1391
1392   if (event->func)
1393     event->func (event);
1394   else
1395     event_remove (event);
1396 }
1397
1398 void
1399 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1400 {
1401   EventPriv *event = (EventPriv *) event_public;
1402
1403   g_return_if_fail (event_public != NULL);
1404
1405   event->inhibit = TRUE;
1406 }
1407
1408 void
1409 empathy_event_approve (EmpathyEvent *event_public)
1410 {
1411   EventPriv *event = (EventPriv *) event_public;
1412
1413   g_return_if_fail (event_public != NULL);
1414
1415   event_manager_approval_approve (event->approval);
1416 }
1417
1418 void
1419 empathy_event_decline (EmpathyEvent *event_public)
1420 {
1421   EventPriv *event = (EventPriv *) event_public;
1422
1423   g_return_if_fail (event_public != NULL);
1424
1425   reject_approval (event->approval);
1426 }