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 #include "empathy-event-manager.h"
  24
  25 #include <glib/gi18n.h>
  26
  27 #include "empathy-call-utils.h"
  28 #include "empathy-connection-aggregator.h"
  29 #include "empathy-gsettings.h"
  30 #include "empathy-images.h"
  31 #include "empathy-presence-manager.h"
  32 #include "empathy-sasl-mechanisms.h"
  33 #include "empathy-sound-manager.h"
  34 #include "empathy-subscription-dialog.h"
  35 #include "empathy-tp-chat.h"
  36 #include "empathy-ui-utils.h"
  37 #include "empathy-utils.h"
  38
  39 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
  40 #include "empathy-debug.h"
  41
  42 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyEventManager)
  43
  44 #define NOTIFICATION_TIMEOUT 2 /* seconds */
  45
  46 #define ACCEPT_WITHOUT_VIDEO 1
  47
  48 /* The time interval in milliseconds between 2 incoming rings */
  49 #define MS_BETWEEN_RING 500
  50
  51 typedef struct {
  52   EmpathyEventManager *manager;
  53   TpChannelDispatchOperation *operation;
  54   gulong invalidated_handler;
  55   /* Remove contact if applicable */
  56   EmpathyContact *contact;
  57   /* option signal handler and it's instance */
  58   gulong handler;
  59   GObject *handler_instance;
  60   /* optional accept widget */
  61   GtkWidget *dialog;
  62   /* Channel of the CDO that will be used during the approval */
  63   TpChannel *main_channel;
  64   gboolean auto_approved;
  65 } EventManagerApproval;
  66
  67 typedef struct {
  68   TpBaseClient *approver;
  69   TpBaseClient *auth_approver;
  70   EmpathyConnectionAggregator *conn_aggregator;
  71   GSList *events;
  72   /* Ongoing approvals */
  73   GSList *approvals;
  74
  75   gint ringing;
  76
  77   GSettings *gsettings_notif;
  78   GSettings *gsettings_ui;
  79
  80   EmpathySoundManager *sound_mgr;
  81
  82   /* TpContact -> EmpathyContact */
  83   GHashTable *contacts;
  84 } EmpathyEventManagerPriv;
  85
  86 typedef struct _EventPriv EventPriv;
  87 typedef void (*EventFunc) (EventPriv *event);
  88
  89 struct _EventPriv {
  90   EmpathyEvent public;
  91   EmpathyEventManager *manager;
  92   EventManagerApproval *approval;
  93   EventFunc func;
  94   gboolean inhibit;
  95   gpointer user_data;
  96   guint autoremove_timeout_id;
  97 };
  98
  99 enum {
 100   EVENT_ADDED,
 101   EVENT_REMOVED,
 102   EVENT_UPDATED,
 103   LAST_SIGNAL
 104 };
 105
 106 static guint signals[LAST_SIGNAL];
 107
 108 G_DEFINE_TYPE (EmpathyEventManager, empathy_event_manager, G_TYPE_OBJECT);
 109
 110 static EmpathyEventManager * manager_singleton = NULL;
 111
 112 static EventManagerApproval *
 113 event_manager_approval_new (EmpathyEventManager *manager,
 114   TpChannelDispatchOperation *operation,
 115   TpChannel *main_channel)
 116 {
 117   EventManagerApproval *result = g_slice_new0 (EventManagerApproval);
 118   result->operation = g_object_ref (operation);
 119   result->manager = manager;
 120   result->main_channel = g_object_ref (main_channel);
 121
 122   return result;
 123 }
 124
 125 static void
 126 event_manager_approval_free (EventManagerApproval *approval)
 127 {
 128   g_signal_handler_disconnect (approval->operation,
 129     approval->invalidated_handler);
 130   g_object_unref (approval->operation);
 131
 132   g_object_unref (approval->main_channel);
 133
 134   if (approval->handler != 0)
 135     g_signal_handler_disconnect (approval->handler_instance,
 136       approval->handler);
 137
 138   if (approval->handler_instance != NULL)
 139     g_object_unref (approval->handler_instance);
 140
 141   if (approval->contact != NULL)
 142     g_object_unref (approval->contact);
 143
 144   if (approval->dialog != NULL)
 145     {
 146       gtk_widget_destroy (approval->dialog);
 147     }
 148
 149   g_slice_free (EventManagerApproval, approval);
 150 }
 151
 152 static void
 153 event_free (EventPriv *event)
 154 {
 155   g_free (event->public.icon_name);
 156   g_free (event->public.header);
 157   g_free (event->public.message);
 158
 159   if (event->autoremove_timeout_id != 0)
 160     g_source_remove (event->autoremove_timeout_id);
 161
 162   tp_clear_object (&(event->public.contact));
 163   tp_clear_object (&(event->public.account));
 164
 165   g_slice_free (EventPriv, event);
 166 }
 167
 168 static void
 169 event_remove (EventPriv *event)
 170 {
 171   EmpathyEventManagerPriv *priv = GET_PRIV (event->manager);
 172
 173   DEBUG ("Removing event %p", event);
 174
 175   priv->events = g_slist_remove (priv->events, event);
 176   g_signal_emit (event->manager, signals[EVENT_REMOVED], 0, event);
 177   event_free (event);
 178 }
 179
 180 void
 181 empathy_event_remove (EmpathyEvent *event_public)
 182 {
 183   EventPriv *event = (EventPriv *) event_public;
 184
 185   event_remove (event);
 186 }
 187
 188 static gboolean
 189 autoremove_event_timeout_cb (EventPriv *event)
 190 {
 191   event->autoremove_timeout_id = 0;
 192   event_remove (event);
 193   return FALSE;
 194 }
 195
 196 static gboolean
 197 display_notify_area (EmpathyEventManager *self)
 198 {
 199   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 200
 201   return g_settings_get_boolean (priv->gsettings_ui,
 202       EMPATHY_PREFS_UI_EVENTS_NOTIFY_AREA);
 203 }
 204
 205 static void
 206 event_manager_add (EmpathyEventManager *manager,
 207     TpAccount *account,
 208     EmpathyContact *contact,
 209     EmpathyEventType type,
 210     const gchar *icon_name,
 211     const gchar *header,
 212     const gchar *message,
 213     EventManagerApproval *approval,
 214     EventFunc func,
 215     gpointer user_data)
 216 {
 217   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 218   EventPriv               *event;
 219
 220   event = g_slice_new0 (EventPriv);
 221   event->public.account = account != NULL ? g_object_ref (account) : NULL;
 222   event->public.contact = contact ? g_object_ref (contact) : NULL;
 223   event->public.type = type;
 224   event->public.icon_name = g_strdup (icon_name);
 225   event->public.header = g_strdup (header);
 226   event->public.message = g_strdup (message);
 227   event->public.must_ack = (func != NULL);
 228   if (approval != NULL)
 229     event->public.handler_instance = approval->handler_instance;
 230   event->inhibit = FALSE;
 231   event->func = func;
 232   event->user_data = user_data;
 233   event->manager = manager;
 234   event->approval = approval;
 235
 236   DEBUG ("Adding event %p", event);
 237   priv->events = g_slist_prepend (priv->events, event);
 238
 239   if (!display_notify_area (manager))
 240     {
 241       /* Don't fire the 'event-added' signal as we activate the event now */
 242       if (approval != NULL)
 243         approval->auto_approved = TRUE;
 244
 245       empathy_event_activate (&event->public);
 246       return;
 247     }
 248
 249   g_signal_emit (event->manager, signals[EVENT_ADDED], 0, event);
 250
 251   if (!event->public.must_ack)
 252     {
 253       event->autoremove_timeout_id = g_timeout_add_seconds (
 254           NOTIFICATION_TIMEOUT, (GSourceFunc) autoremove_event_timeout_cb,
 255           event);
 256     }
 257 }
 258
 259 static void
 260 handle_with_cb (GObject *source,
 261     GAsyncResult *result,
 262     gpointer user_data)
 263 {
 264   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 265   GError *error = NULL;
 266
 267   if (!tp_channel_dispatch_operation_handle_with_finish (cdo, result, &error))
 268     {
 269       DEBUG ("HandleWith failed: %s\n", error->message);
 270       g_error_free (error);
 271     }
 272 }
 273
 274 static void
 275 handle_with_time_cb (GObject *source,
 276     GAsyncResult *result,
 277     gpointer user_data)
 278 {
 279   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 280   GError *error = NULL;
 281
 282   if (!tp_channel_dispatch_operation_handle_with_time_finish (cdo, result,
 283         &error))
 284     {
 285       if (g_error_matches (error, TP_ERROR, TP_ERROR_NOT_IMPLEMENTED))
 286         {
 287           EventManagerApproval *approval = user_data;
 288
 289           DEBUG ("HandleWithTime() is not implemented, falling back to "
 290               "HandleWith(). Please upgrade to telepathy-mission-control "
 291               "5.5.0 or later");
 292
 293           tp_channel_dispatch_operation_handle_with_async (approval->operation,
 294               NULL, handle_with_cb, approval);
 295         }
 296       else
 297         {
 298           DEBUG ("HandleWithTime failed: %s\n", error->message);
 299         }
 300       g_error_free (error);
 301     }
 302 }
 303
 304 static void
 305 event_manager_approval_approve (EventManagerApproval *approval)
 306 {
 307   gint64 timestamp;
 308
 309   if (approval->auto_approved)
 310     {
 311       timestamp = TP_USER_ACTION_TIME_NOT_USER_ACTION;
 312     }
 313   else
 314     {
 315       timestamp = empathy_get_current_action_time ();
 316     }
 317
 318   g_assert (approval->operation != NULL);
 319
 320   tp_channel_dispatch_operation_handle_with_time_async (approval->operation,
 321       NULL, timestamp, handle_with_time_cb, approval);
 322 }
 323
 324 static void
 325 event_channel_process_func (EventPriv *event)
 326 {
 327   event_manager_approval_approve (event->approval);
 328 }
 329
 330 static void
 331 event_text_channel_process_func (EventPriv *event)
 332 {
 333   EmpathyTpChat *tp_chat;
 334
 335   if (event->approval->handler != 0)
 336     {
 337       tp_chat = EMPATHY_TP_CHAT (event->approval->handler_instance);
 338
 339       g_signal_handler_disconnect (tp_chat, event->approval->handler);
 340       event->approval->handler = 0;
 341     }
 342
 343   event_manager_approval_approve (event->approval);
 344 }
 345
 346 static EventPriv *
 347 event_lookup_by_approval (EmpathyEventManager *manager,
 348   EventManagerApproval *approval)
 349 {
 350   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 351   GSList *l;
 352   EventPriv *retval = NULL;
 353
 354   for (l = priv->events; l; l = l->next)
 355     {
 356       EventPriv *event = l->data;
 357
 358       if (event->approval == approval)
 359         {
 360           retval = event;
 361           break;
 362         }
 363     }
 364
 365   return retval;
 366 }
 367
 368 static void
 369 event_update (EmpathyEventManager *manager, EventPriv *event,
 370   const char *icon_name, const char *header, const char *msg)
 371 {
 372   g_free (event->public.icon_name);
 373   g_free (event->public.header);
 374   g_free (event->public.message);
 375
 376   event->public.icon_name = g_strdup (icon_name);
 377   event->public.header = g_strdup (header);
 378   event->public.message = g_strdup (msg);
 379
 380   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
 381 }
 382
 383 static void
 384 reject_channel_claim_cb (GObject *source,
 385     GAsyncResult *result,
 386     gpointer user_data)
 387 {
 388   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 389   GError *error = NULL;
 390
 391   if (!tp_channel_dispatch_operation_claim_with_finish (cdo, result, &error))
 392     {
 393       DEBUG ("Failed to claim channel: %s", error->message);
 394
 395       g_error_free (error);
 396       goto out;
 397     }
 398
 399   if (TP_IS_CALL_CHANNEL (user_data))
 400     {
 401       tp_call_channel_hangup_async (user_data,
 402           TP_CALL_STATE_CHANGE_REASON_USER_REQUESTED,
 403           "", "", NULL, NULL);
 404       tp_channel_close_async (user_data, NULL, NULL);
 405     }
 406   else if (EMPATHY_IS_TP_CHAT (user_data))
 407     {
 408       empathy_tp_chat_leave (user_data, "");
 409     }
 410   else if (TP_IS_FILE_TRANSFER_CHANNEL (user_data))
 411     {
 412       tp_channel_close_async (user_data, NULL, NULL);
 413     }
 414
 415 out:
 416   g_object_unref (user_data);
 417 }
 418
 419 static void
 420 reject_approval (EventManagerApproval *approval)
 421 {
 422   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 423
 424   /* We have to claim the channel before closing it */
 425
 426   /* Unfortunately, we need to special case the auth channels for the
 427    * time being as they don't have a wrapper object handler in
 428    * approval->handler_instance as they're not actually handled by
 429    * this process, so we can just use a noddy callback to call Close()
 430    * directly. */
 431   if (approval->handler_instance != NULL)
 432     {
 433       tp_channel_dispatch_operation_claim_with_async (approval->operation,
 434           priv->approver, reject_channel_claim_cb,
 435           g_object_ref (approval->handler_instance));
 436     }
 437   else if (tp_channel_get_channel_type_id (approval->main_channel)
 438       == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 439     {
 440       tp_channel_dispatch_operation_close_channels_async (approval->operation,
 441           NULL, NULL);
 442     }
 443 }
 444
 445 static void
 446 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
 447   gint response, gpointer user_data)
 448 {
 449   EventManagerApproval *approval = user_data;
 450
 451   gtk_widget_destroy (approval->dialog);
 452   approval->dialog = NULL;
 453
 454   if (response == GTK_RESPONSE_ACCEPT)
 455     {
 456       event_manager_approval_approve (approval);
 457     }
 458   else if (response == ACCEPT_WITHOUT_VIDEO)
 459     {
 460       empathy_call_channel_send_video (TP_CALL_CHANNEL (approval->main_channel),
 461         FALSE);
 462       event_manager_approval_approve (approval);
 463     }
 464   else
 465     {
 466       reject_approval (approval);
 467     }
 468 }
 469
 470 static void
 471 event_channel_process_voip_func (EventPriv *event)
 472 {
 473   GtkWidget *dialog;
 474   GtkWidget *button;
 475   GtkWidget *image;
 476   gboolean video;
 477   gchar *title;
 478   EmpathyEventType etype = event->public.type;
 479
 480   if (event->approval->dialog != NULL)
 481     {
 482       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 483       return;
 484     }
 485
 486   if (etype == EMPATHY_EVENT_TYPE_CALL)
 487     {
 488       TpCallChannel *call;
 489       call = TP_CALL_CHANNEL (event->approval->handler_instance);
 490       video = tp_call_channel_has_initial_video (call, NULL);
 491     }
 492   else
 493     {
 494       g_warning ("Unknown event type: %d", event->public.type);
 495       return;
 496     }
 497
 498   dialog = gtk_message_dialog_new (NULL, 0,
 499       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
 500       video ? _("Incoming video call"): _("Incoming call"));
 501
 502   gtk_message_dialog_format_secondary_text (
 503     GTK_MESSAGE_DIALOG (dialog), video ?
 504       _("%s is video calling you. Do you want to answer?"):
 505       _("%s is calling you. Do you want to answer?"),
 506       empathy_contact_get_alias (event->approval->contact));
 507
 508   title = g_strdup_printf (_("Incoming call from %s"),
 509       empathy_contact_get_alias (event->approval->contact));
 510
 511   gtk_window_set_title (GTK_WINDOW (dialog), title);
 512   g_free (title);
 513
 514   /* Set image of the dialog */
 515   if (video)
 516     {
 517       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VIDEO_CALL,
 518           GTK_ICON_SIZE_DIALOG);
 519     }
 520   else
 521     {
 522       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VOIP,
 523           GTK_ICON_SIZE_DIALOG);
 524     }
 525
 526   gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), image);
 527   gtk_widget_show (image);
 528
 529   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 530       GTK_RESPONSE_OK);
 531
 532   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 533       _("_Reject"), GTK_RESPONSE_REJECT);
 534   image = gtk_image_new_from_icon_name ("call-stop",
 535     GTK_ICON_SIZE_BUTTON);
 536   gtk_button_set_image (GTK_BUTTON (button), image);
 537
 538   if (video && etype == EMPATHY_EVENT_TYPE_CALL)
 539     {
 540       button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 541         _("_Answer"), ACCEPT_WITHOUT_VIDEO);
 542
 543       image = gtk_image_new_from_icon_name ("call-start",
 544         GTK_ICON_SIZE_BUTTON);
 545       gtk_button_set_image (GTK_BUTTON (button), image);
 546     }
 547
 548   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 549     video ? _("_Answer with video") : _("_Answer"), GTK_RESPONSE_ACCEPT);
 550
 551   image = gtk_image_new_from_icon_name ("call-start",
 552         GTK_ICON_SIZE_BUTTON);
 553   gtk_button_set_image (GTK_BUTTON (button), image);
 554
 555   g_signal_connect (dialog, "response",
 556     G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 557     event->approval);
 558
 559   gtk_widget_show (dialog);
 560
 561   event->approval->dialog = dialog;
 562 }
 563
 564 static void
 565 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 566   EmpathyMessage *message,
 567   EventManagerApproval *approval)
 568 {
 569   EmpathyContact  *sender;
 570   const gchar     *header;
 571   const gchar     *msg;
 572   EventPriv       *event;
 573   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 574
 575   /* try to update the event if it's referring to a chat which is already in the
 576    * queue. */
 577   event = event_lookup_by_approval (approval->manager, approval);
 578
 579   sender = empathy_message_get_sender (message);
 580
 581   /* We only want to show incoming messages */
 582   if (empathy_contact_is_user (sender))
 583     return;
 584
 585   header = empathy_contact_get_alias (sender);
 586   msg = empathy_message_get_body (message);
 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   empathy_sound_manager_play (priv->sound_mgr, NULL,
 597       EMPATHY_SOUND_CONVERSATION_NEW);
 598 }
 599
 600 static void
 601 event_manager_approval_done (EventManagerApproval *approval)
 602 {
 603   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 604   GSList                  *l;
 605
 606   if (approval->operation != NULL)
 607     {
 608       GQuark channel_type;
 609
 610       channel_type = tp_channel_get_channel_type_id (approval->main_channel);
 611
 612       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 613           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL)
 614         {
 615           priv->ringing--;
 616           if (priv->ringing == 0)
 617             empathy_sound_manager_stop (priv->sound_mgr,
 618                 EMPATHY_SOUND_PHONE_INCOMING);
 619         }
 620     }
 621
 622   priv->approvals = g_slist_remove (priv->approvals, approval);
 623
 624   for (l = priv->events; l; l = l->next)
 625     {
 626       EventPriv *event = l->data;
 627
 628       if (event->approval == approval)
 629         {
 630           event_remove (event);
 631           break;
 632         }
 633     }
 634
 635   event_manager_approval_free (approval);
 636 }
 637
 638 static void
 639 cdo_invalidated_cb (TpProxy *cdo,
 640     guint domain,
 641     gint code,
 642     gchar *message,
 643     EventManagerApproval *approval)
 644 {
 645   DEBUG ("ChannelDispatchOperation has been invalidated: %s", message);
 646
 647   event_manager_approval_done (approval);
 648 }
 649
 650 static void
 651 event_manager_call_state_changed_cb (TpCallChannel *call,
 652   TpCallState state,
 653   TpCallFlags flags,
 654   TpCallStateReason *reason,
 655   GHashTable *details,
 656   EventManagerApproval *approval)
 657 {
 658   if (state == TP_CALL_STATE_ENDED)
 659     {
 660       DEBUG ("Call ended, seems we missed it :/");
 661       reject_approval (approval);
 662     }
 663 }
 664
 665 static void
 666 invite_dialog_response_cb (GtkDialog *dialog,
 667                            gint response,
 668                            EventManagerApproval *approval)
 669 {
 670   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 671   approval->dialog = NULL;
 672
 673   if (response != GTK_RESPONSE_OK)
 674     {
 675       /* close channel */
 676       DEBUG ("Muc invitation rejected");
 677
 678       reject_approval (approval);
 679
 680       return;
 681     }
 682
 683   DEBUG ("Muc invitation accepted");
 684
 685   /* We'll join the room when handling the channel */
 686   event_manager_approval_approve (approval);
 687 }
 688
 689 static void
 690 event_room_channel_process_func (EventPriv *event)
 691 {
 692   GtkWidget *dialog, *button, *image;
 693   TpChannel *channel = event->approval->main_channel;
 694   gchar *title;
 695
 696   if (event->approval->dialog != NULL)
 697     {
 698       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 699       return;
 700     }
 701
 702   /* create dialog */
 703   dialog = gtk_message_dialog_new (NULL, 0,
 704       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 705
 706   title = g_strdup_printf (_("Invitation to join %s"),
 707       tp_channel_get_identifier (channel));
 708
 709   gtk_window_set_title (GTK_WINDOW (dialog), title);
 710   g_free (title);
 711
 712   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 713       _("%s is inviting you to join %s"),
 714       empathy_contact_get_alias (event->approval->contact),
 715       tp_channel_get_identifier (channel));
 716
 717   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 718       GTK_RESPONSE_OK);
 719
 720   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 721       _("_Decline"), GTK_RESPONSE_CANCEL);
 722   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 723   gtk_button_set_image (GTK_BUTTON (button), image);
 724
 725   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 726       _("_Join"), GTK_RESPONSE_OK);
 727   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 728   gtk_button_set_image (GTK_BUTTON (button), image);
 729
 730   g_signal_connect (dialog, "response",
 731       G_CALLBACK (invite_dialog_response_cb), event->approval);
 732
 733   gtk_widget_show (dialog);
 734
 735   event->approval->dialog = dialog;
 736 }
 737
 738 static void
 739 display_invite_room_dialog (EventManagerApproval *approval)
 740 {
 741   const gchar *invite_msg;
 742   gchar *msg;
 743   TpContact *self_contact;
 744   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 745
 746   self_contact = tp_channel_group_get_self_contact (approval->main_channel);
 747   tp_channel_group_get_local_pending_contact_info (approval->main_channel,
 748       self_contact, NULL, NULL, &invite_msg);
 749
 750   if (approval->contact != NULL)
 751     {
 752       msg = g_strdup_printf (_("%s invited you to join %s"),
 753           empathy_contact_get_alias (approval->contact),
 754           tp_channel_get_identifier (approval->main_channel));
 755     }
 756   else
 757     {
 758       msg = g_strdup_printf (_("You have been invited to join %s"),
 759           tp_channel_get_identifier (approval->main_channel));
 760     }
 761
 762   event_manager_add (approval->manager, NULL,
 763       approval->contact, EMPATHY_EVENT_TYPE_INVITATION,
 764       EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg, approval,
 765       event_room_channel_process_func, NULL);
 766
 767   empathy_sound_manager_play (priv->sound_mgr, NULL,
 768       EMPATHY_SOUND_CONVERSATION_NEW);
 769
 770   g_free (msg);
 771 }
 772
 773 static void
 774 event_manager_auth_process_func (EventPriv *event)
 775 {
 776   empathy_event_approve ((EmpathyEvent *) event);
 777 }
 778
 779 /* If there is a file-transfer, media, or auth channel consider it as
 780  * the main one. */
 781 static TpChannel *
 782 find_main_channel (GList *channels)
 783 {
 784   GList *l;
 785   TpChannel *text = NULL;
 786
 787   for (l = channels; l != NULL; l = g_list_next (l))
 788     {
 789       TpChannel *channel = l->data;
 790       GQuark channel_type;
 791
 792       if (tp_proxy_get_invalidated (channel) != NULL)
 793         continue;
 794
 795       channel_type = tp_channel_get_channel_type_id (channel);
 796
 797       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 798           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL ||
 799           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER ||
 800           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 801         return channel;
 802
 803       else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
 804         text = channel;
 805     }
 806
 807   return text;
 808 }
 809
 810 static void
 811 approve_text_channel (EmpathyEventManager *self,
 812     EventManagerApproval *approval,
 813     TpAddDispatchOperationContext *context,
 814     EmpathyTpChat *tp_chat)
 815 {
 816   GList *messages, *l;
 817
 818   approval->handler_instance = g_object_ref (tp_chat);
 819
 820   if (tp_proxy_has_interface (tp_chat, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 821     {
 822       /* Are we in local-pending ? */
 823       TpContact *inviter;
 824
 825       if (empathy_tp_chat_is_invited (tp_chat, &inviter))
 826         {
 827           /* We are invited to a room */
 828           DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 829               tp_channel_get_identifier (TP_CHANNEL_GROUP_CHANGE_REASON_NONE));
 830
 831           if (inviter != NULL)
 832             {
 833               approval->contact = empathy_contact_dup_from_tp_contact (
 834                   inviter);
 835             }
 836
 837           display_invite_room_dialog (approval);
 838           tp_add_dispatch_operation_context_accept (context);
 839
 840           return;
 841         }
 842
 843       /* We are not invited, approve the channel right now */
 844       tp_add_dispatch_operation_context_accept (context);
 845
 846       approval->auto_approved = TRUE;
 847       event_manager_approval_approve (approval);
 848       return;
 849     }
 850
 851   /* 1-1 text channel, wait for the first message */
 852   approval->handler = g_signal_connect (tp_chat, "message-received-empathy",
 853     G_CALLBACK (event_manager_chat_message_received_cb), approval);
 854
 855   messages = (GList *) empathy_tp_chat_get_pending_messages (tp_chat);
 856   for (l = messages; l != NULL; l = g_list_next (l))
 857     {
 858       EmpathyMessage *msg = l->data;
 859
 860       event_manager_chat_message_received_cb (tp_chat, msg, approval);
 861     }
 862
 863   tp_add_dispatch_operation_context_accept (context);
 864 }
 865
 866 static void
 867 approval_set_target_contact (EventManagerApproval *approval,
 868     TpChannel *channel)
 869 {
 870   TpContact *contact;
 871
 872   contact = tp_channel_get_target_contact (channel);
 873   approval->contact = empathy_contact_dup_from_tp_contact (contact);
 874 }
 875
 876 static void
 877 approve_call_channel (EmpathyEventManager *self,
 878     EventManagerApproval *approval,
 879     TpAddDispatchOperationContext *context,
 880     TpCallChannel *call)
 881 {
 882   TpChannel *channel = TP_CHANNEL (call);
 883   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 884   gchar *header;
 885   gboolean video;
 886
 887   approval->handler_instance = g_object_ref (call);
 888   approval_set_target_contact (approval, channel);
 889
 890   tp_add_dispatch_operation_context_accept (context);
 891
 892   if (tp_call_channel_get_state (call, NULL, NULL, NULL) == TP_CALL_STATE_ENDED)
 893     {
 894       DEBUG ("Call already ended, seems we missed it :/");
 895       reject_approval (approval);
 896       return;
 897     }
 898
 899   approval->handler = g_signal_connect (call, "state-changed",
 900     G_CALLBACK (event_manager_call_state_changed_cb), approval);
 901
 902   g_object_get (G_OBJECT (call), "initial-video", &video, NULL);
 903
 904   header = g_strdup_printf (
 905     video ? _("Incoming video call from %s") :_("Incoming call from %s"),
 906     empathy_contact_get_alias (approval->contact));
 907
 908   event_manager_add (approval->manager, NULL,
 909       approval->contact, EMPATHY_EVENT_TYPE_CALL,
 910       video ? EMPATHY_IMAGE_VIDEO_CALL : EMPATHY_IMAGE_VOIP,
 911       header, NULL, approval,
 912       event_channel_process_voip_func, NULL);
 913
 914   g_free (header);
 915
 916   priv->ringing++;
 917   if (priv->ringing == 1)
 918     empathy_sound_manager_start_playing (priv->sound_mgr, NULL,
 919         EMPATHY_SOUND_PHONE_INCOMING, MS_BETWEEN_RING);
 920 }
 921
 922 static void
 923 approve_ft_channel (EmpathyEventManager *self,
 924     EventManagerApproval *approval,
 925     TpAddDispatchOperationContext *context,
 926     TpFileTransferChannel *ft)
 927 {
 928   TpChannel *channel = TP_CHANNEL (ft);
 929   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 930   gchar *header;
 931
 932   approval->handler_instance = g_object_ref (ft);
 933   approval_set_target_contact (approval, channel);
 934
 935   tp_add_dispatch_operation_context_accept (context);
 936
 937   header = g_strdup_printf (_("Incoming file transfer from %s"),
 938       empathy_contact_get_alias (approval->contact));
 939
 940   event_manager_add (approval->manager, NULL,
 941       approval->contact, EMPATHY_EVENT_TYPE_TRANSFER,
 942       EMPATHY_IMAGE_DOCUMENT_SEND, header, NULL,
 943       approval, event_channel_process_func, NULL);
 944
 945   /* FIXME better sound for incoming file transfers ?*/
 946   empathy_sound_manager_play (priv->sound_mgr, NULL,
 947       EMPATHY_SOUND_CONVERSATION_NEW);
 948
 949   g_free (header);
 950 }
 951
 952 static void
 953 approve_sasl_channel (EmpathyEventManager *self,
 954     TpAccount *account,
 955     EventManagerApproval *approval,
 956     TpAddDispatchOperationContext *context,
 957     TpChannel *channel)
 958 {
 959   if (empathy_sasl_channel_supports_mechanism (channel, "X-TELEPATHY-PASSWORD"))
 960     {
 961       event_manager_add (approval->manager, account, NULL,
 962           EMPATHY_EVENT_TYPE_AUTH,
 963           GTK_STOCK_DIALOG_AUTHENTICATION,
 964           tp_account_get_display_name (account),
 965           _("Password required"), approval,
 966           event_manager_auth_process_func, NULL);
 967     }
 968   else
 969     {
 970       GError error = { TP_ERROR, TP_ERROR_NOT_IMPLEMENTED,
 971           "Support only X-TELEPATHY-PASSWORD auth method" };
 972
 973       tp_add_dispatch_operation_context_fail (context, &error);
 974       return;
 975     }
 976
 977   tp_add_dispatch_operation_context_accept (context);
 978 }
 979
 980 static void
 981 approve_channels (TpSimpleApprover *approver,
 982     TpAccount *account,
 983     TpConnection *connection,
 984     GList *channels,
 985     TpChannelDispatchOperation *dispatch_operation,
 986     TpAddDispatchOperationContext *context,
 987     gpointer user_data)
 988 {
 989   EmpathyEventManager *self = user_data;
 990   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 991   TpChannel *channel;
 992   EventManagerApproval *approval;
 993   GQuark channel_type;
 994
 995   channel = find_main_channel (channels);
 996   if (channel == NULL)
 997     {
 998       GError error = { TP_ERROR, TP_ERROR_INVALID_ARGUMENT,
 999           "Unknown channel type" };
1000
1001       DEBUG ("Failed to find the main channel; ignoring");
1002
1003       tp_add_dispatch_operation_context_fail (context, &error);
1004       return;
1005     }
1006
1007   approval = event_manager_approval_new (self, dispatch_operation, channel);
1008   priv->approvals = g_slist_prepend (priv->approvals, approval);
1009
1010   approval->invalidated_handler = g_signal_connect (dispatch_operation,
1011       "invalidated", G_CALLBACK (cdo_invalidated_cb), approval);
1012
1013   channel_type = tp_channel_get_channel_type_id (channel);
1014
1015   if (EMPATHY_IS_TP_CHAT (channel))
1016     {
1017       approve_text_channel (self, approval, context, EMPATHY_TP_CHAT (channel));
1018     }
1019   else if (TP_IS_CALL_CHANNEL (channel))
1020     {
1021       approve_call_channel (self, approval, context, TP_CALL_CHANNEL (channel));
1022     }
1023   else if (TP_IS_FILE_TRANSFER_CHANNEL (channel))
1024     {
1025       approve_ft_channel (self, approval, context,
1026           TP_FILE_TRANSFER_CHANNEL (channel));
1027     }
1028   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
1029     {
1030       approve_sasl_channel (self, account, approval, context, channel);
1031     }
1032   else
1033     {
1034       GError error = { TP_ERROR, TP_ERROR_INVALID_ARGUMENT,
1035           "Invalid channel type" };
1036
1037       DEBUG ("Unknown channel type (%s), ignoring..",
1038           g_quark_to_string (channel_type));
1039
1040       tp_add_dispatch_operation_context_fail (context, &error);
1041       return;
1042     }
1043 }
1044
1045 static void
1046 event_pending_subscribe_func (EventPriv *event)
1047 {
1048   GtkWidget *dialog;
1049   FolksIndividual *individual;
1050
1051   individual = empathy_ensure_individual_from_tp_contact (
1052       empathy_contact_get_tp_contact (event->public.contact));
1053
1054   dialog = empathy_subscription_dialog_new (individual, event->public.message);
1055   gtk_window_present (GTK_WINDOW (dialog));
1056
1057   event_remove (event);
1058
1059   g_object_unref (individual);
1060 }
1061
1062 static void
1063 check_publish_state (EmpathyEventManager *self,
1064     TpContact *tp_contact)
1065 {
1066   EmpathyEventManagerPriv *priv = GET_PRIV (self);
1067   gchar *header, *event_msg;
1068   TpSubscriptionState state;
1069   EmpathyContact *contact;
1070   const gchar *message;
1071
1072   state = tp_contact_get_publish_state (tp_contact);
1073
1074   contact = empathy_contact_dup_from_tp_contact (tp_contact);
1075
1076   if (state != TP_SUBSCRIPTION_STATE_ASK)
1077     {
1078       GSList *l;
1079
1080       for (l = priv->events; l; l = l->next)
1081         {
1082           EventPriv *event = l->data;
1083
1084           if (event->public.contact == contact &&
1085               event->func == event_pending_subscribe_func)
1086             {
1087               event_remove (event);
1088               break;
1089             }
1090         }
1091
1092       goto out;
1093     }
1094
1095   header = g_strdup_printf (
1096       _("%s would like permission to see when you are online"),
1097       empathy_contact_get_alias (contact));
1098
1099   message = tp_contact_get_publish_request (tp_contact);
1100
1101   if (!EMP_STR_EMPTY (message))
1102     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
1103   else
1104     event_msg = NULL;
1105
1106   event_manager_add (self, NULL, contact, EMPATHY_EVENT_TYPE_SUBSCRIPTION,
1107       GTK_STOCK_DIALOG_QUESTION, header, event_msg, NULL,
1108       event_pending_subscribe_func, NULL);
1109
1110   g_free (event_msg);
1111   g_free (header);
1112
1113 out:
1114   g_object_unref (contact);
1115 }
1116
1117 static void
1118 event_manager_publish_state_changed_cb (TpContact *contact,
1119     GParamSpec *spec,
1120     EmpathyEventManager *self)
1121 {
1122   check_publish_state (self, contact);
1123 }
1124
1125 static void
1126 event_manager_presence_changed_cb (EmpathyContact *contact,
1127     TpConnectionPresenceType current,
1128     TpConnectionPresenceType previous,
1129     EmpathyEventManager *manager)
1130 {
1131   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1132   TpAccount *account;
1133   EmpathyPresenceManager *presence_mgr;
1134
1135   account = empathy_contact_get_account (contact);
1136   presence_mgr = empathy_presence_manager_dup_singleton ();
1137
1138   if (empathy_presence_manager_account_is_just_connected (presence_mgr, account))
1139     goto out;
1140
1141   if (tp_connection_presence_type_cmp_availability (previous,
1142         TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1143     {
1144       /* contact was online */
1145       if (tp_connection_presence_type_cmp_availability (current,
1146           TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0)
1147         {
1148           /* someone is logging off */
1149           empathy_sound_manager_play (priv->sound_mgr, NULL,
1150               EMPATHY_SOUND_CONTACT_DISCONNECTED);
1151
1152           if (g_settings_get_boolean (priv->gsettings_notif,
1153                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNOUT))
1154             {
1155               event_manager_add (manager, NULL, contact,
1156                   EMPATHY_EVENT_TYPE_PRESENCE_OFFLINE,
1157                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1158                   empathy_contact_get_alias (contact), _("Disconnected"),
1159                   NULL, NULL, NULL);
1160             }
1161         }
1162     }
1163   else
1164     {
1165       /* contact was offline */
1166       if (tp_connection_presence_type_cmp_availability (current,
1167             TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1168         {
1169           /* someone is logging in */
1170           empathy_sound_manager_play (priv->sound_mgr, NULL,
1171               EMPATHY_SOUND_CONTACT_CONNECTED);
1172
1173           if (g_settings_get_boolean (priv->gsettings_notif,
1174                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNIN))
1175             {
1176               event_manager_add (manager, NULL, contact,
1177                   EMPATHY_EVENT_TYPE_PRESENCE_ONLINE,
1178                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1179                   empathy_contact_get_alias (contact), _("Connected"),
1180                   NULL, NULL, NULL);
1181             }
1182         }
1183     }
1184
1185 out:
1186   g_object_unref (presence_mgr);
1187 }
1188
1189 static GObject *
1190 event_manager_constructor (GType type,
1191                            guint n_props,
1192                            GObjectConstructParam *props)
1193 {
1194         GObject *retval;
1195
1196         if (manager_singleton) {
1197                 retval = g_object_ref (manager_singleton);
1198         } else {
1199                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
1200                         (type, n_props, props);
1201
1202                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
1203                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
1204         }
1205
1206         return retval;
1207 }
1208
1209 static void
1210 event_manager_finalize (GObject *object)
1211 {
1212   EmpathyEventManagerPriv *priv = GET_PRIV (object);
1213
1214   if (priv->ringing > 0)
1215     empathy_sound_manager_stop (priv->sound_mgr, EMPATHY_SOUND_PHONE_INCOMING);
1216
1217   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
1218   g_slist_free (priv->events);
1219   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
1220   g_slist_free (priv->approvals);
1221   g_object_unref (priv->conn_aggregator);
1222   g_object_unref (priv->approver);
1223   g_object_unref (priv->auth_approver);
1224   g_object_unref (priv->gsettings_notif);
1225   g_object_unref (priv->gsettings_ui);
1226   g_object_unref (priv->sound_mgr);
1227   g_hash_table_unref (priv->contacts);
1228 }
1229
1230 static void
1231 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
1232 {
1233   GObjectClass *object_class = G_OBJECT_CLASS (klass);
1234
1235   object_class->finalize = event_manager_finalize;
1236   object_class->constructor = event_manager_constructor;
1237
1238   signals[EVENT_ADDED] =
1239     g_signal_new ("event-added",
1240       G_TYPE_FROM_CLASS (klass),
1241       G_SIGNAL_RUN_LAST,
1242       0,
1243       NULL, NULL,
1244       g_cclosure_marshal_generic,
1245       G_TYPE_NONE,
1246       1, G_TYPE_POINTER);
1247
1248   signals[EVENT_REMOVED] =
1249   g_signal_new ("event-removed",
1250       G_TYPE_FROM_CLASS (klass),
1251       G_SIGNAL_RUN_LAST,
1252       0,
1253       NULL, NULL,
1254       g_cclosure_marshal_generic,
1255       G_TYPE_NONE, 1, G_TYPE_POINTER);
1256
1257   signals[EVENT_UPDATED] =
1258   g_signal_new ("event-updated",
1259       G_TYPE_FROM_CLASS (klass),
1260       G_SIGNAL_RUN_LAST,
1261       0,
1262       NULL, NULL,
1263       g_cclosure_marshal_generic,
1264       G_TYPE_NONE, 1, G_TYPE_POINTER);
1265
1266   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1267 }
1268
1269 static void
1270 contact_list_changed_cb (EmpathyConnectionAggregator *aggregator,
1271     GPtrArray *added,
1272     GPtrArray *removed,
1273     EmpathyEventManager *self)
1274 {
1275   EmpathyEventManagerPriv *priv = GET_PRIV (self);
1276   guint i;
1277
1278   for (i = 0; i < added->len; i++)
1279     {
1280       TpContact *tp_contact = g_ptr_array_index (added, i);
1281       EmpathyContact *contact;
1282
1283       if (g_hash_table_lookup (priv->contacts, tp_contact) != NULL)
1284         continue;
1285
1286       contact = empathy_contact_dup_from_tp_contact (tp_contact);
1287
1288       tp_g_signal_connect_object (contact, "presence-changed",
1289           G_CALLBACK (event_manager_presence_changed_cb), self, 0);
1290
1291       tp_g_signal_connect_object (tp_contact, "notify::publish-state",
1292           G_CALLBACK (event_manager_publish_state_changed_cb), self, 0);
1293
1294       check_publish_state (self, tp_contact);
1295
1296       /* Pass ownership to the hash table */
1297       g_hash_table_insert (priv->contacts, g_object_ref (tp_contact), contact);
1298     }
1299
1300   for (i = 0; i < removed->len; i++)
1301     {
1302       TpContact *tp_contact = g_ptr_array_index (removed, i);
1303       EmpathyContact *contact;
1304
1305       contact = g_hash_table_lookup (priv->contacts, tp_contact);
1306       if (contact == NULL)
1307         continue;
1308
1309       g_signal_handlers_disconnect_by_func (contact,
1310           event_manager_presence_changed_cb, self);
1311
1312       g_signal_handlers_disconnect_by_func (tp_contact,
1313           event_manager_publish_state_changed_cb, self);
1314
1315       g_hash_table_remove (priv->contacts, tp_contact);
1316     }
1317 }
1318
1319 static void
1320 empathy_event_manager_init (EmpathyEventManager *manager)
1321 {
1322   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1323     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1324   GError *error = NULL;
1325   TpAccountManager *am;
1326   GPtrArray *contacts, *empty;
1327
1328   manager->priv = priv;
1329
1330   priv->gsettings_notif = g_settings_new (EMPATHY_PREFS_NOTIFICATIONS_SCHEMA);
1331   priv->gsettings_ui = g_settings_new (EMPATHY_PREFS_UI_SCHEMA);
1332
1333   priv->sound_mgr = empathy_sound_manager_dup_singleton ();
1334
1335   priv->contacts = g_hash_table_new_full (NULL, NULL, g_object_unref,
1336       g_object_unref);
1337
1338   priv->conn_aggregator = empathy_connection_aggregator_dup_singleton ();
1339
1340   tp_g_signal_connect_object (priv->conn_aggregator, "contact-list-changed",
1341       G_CALLBACK (contact_list_changed_cb), manager, 0);
1342
1343   contacts = empathy_connection_aggregator_dup_all_contacts (
1344       priv->conn_aggregator);
1345
1346   empty = g_ptr_array_new ();
1347
1348   contact_list_changed_cb (priv->conn_aggregator, contacts, empty, manager);
1349
1350   g_ptr_array_unref (contacts);
1351   g_ptr_array_unref (empty);
1352
1353    am = tp_account_manager_dup ();
1354
1355   priv->approver = tp_simple_approver_new_with_am (am, "Empathy.EventManager",
1356       FALSE, approve_channels, manager, NULL);
1357
1358   /* Private text channels */
1359   tp_base_client_take_approver_filter (priv->approver,
1360       tp_asv_new (
1361         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1362         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1363         NULL));
1364
1365   /* Muc text channels */
1366   tp_base_client_take_approver_filter (priv->approver,
1367       tp_asv_new (
1368         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1369         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_ROOM,
1370         NULL));
1371
1372   /* File transfer */
1373   tp_base_client_take_approver_filter (priv->approver,
1374       tp_asv_new (
1375         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1376           TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
1377         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1378         NULL));
1379
1380   /* Calls */
1381   tp_base_client_take_approver_filter (priv->approver,
1382       tp_asv_new (
1383         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1384           TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
1385         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1386         NULL));
1387   tp_base_client_take_approver_filter (priv->approver,
1388       tp_asv_new (
1389         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1390           TP_IFACE_CHANNEL_TYPE_CALL,
1391         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1392         NULL));
1393
1394   /* I don't feel good about doing this, and I'm sorry, but the
1395    * capabilities connection feature is added earlier because it's
1396    * needed for EmpathyTpChat. If the capabilities feature is required
1397    * then preparing an auth channel (which of course appears in the
1398    * CONNECTING state) will never be prepared. So the options are
1399    * either to create another approver like I've done, or to port
1400    * EmpathyTpChat and its users to not depend on the connection being
1401    * prepared with capabilities. I chose the former, obviously. :-) */
1402
1403   priv->auth_approver = tp_simple_approver_new_with_am (am,
1404       "Empathy.AuthEventManager", FALSE, approve_channels, manager,
1405       NULL);
1406
1407   /* SASL auth channels */
1408   tp_base_client_take_approver_filter (priv->auth_approver,
1409       tp_asv_new (
1410         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1411           TP_IFACE_CHANNEL_TYPE_SERVER_AUTHENTICATION,
1412         TP_PROP_CHANNEL_TYPE_SERVER_AUTHENTICATION_AUTHENTICATION_METHOD,
1413           G_TYPE_STRING,
1414           TP_IFACE_CHANNEL_INTERFACE_SASL_AUTHENTICATION,
1415         NULL));
1416
1417   if (!tp_base_client_register (priv->approver, &error))
1418     {
1419       DEBUG ("Failed to register Approver: %s", error->message);
1420       g_error_free (error);
1421     }
1422
1423   if (!tp_base_client_register (priv->auth_approver, &error))
1424     {
1425       DEBUG ("Failed to register auth Approver: %s", error->message);
1426       g_error_free (error);
1427     }
1428
1429   g_object_unref (am);
1430 }
1431
1432 EmpathyEventManager *
1433 empathy_event_manager_dup_singleton (void)
1434 {
1435   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1436 }
1437
1438 GSList *
1439 empathy_event_manager_get_events (EmpathyEventManager *manager)
1440 {
1441   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1442
1443   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1444
1445   return priv->events;
1446 }
1447
1448 EmpathyEvent *
1449 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1450 {
1451   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1452
1453   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1454
1455   return priv->events ? priv->events->data : NULL;
1456 }
1457
1458 void
1459 empathy_event_activate (EmpathyEvent *event_public)
1460 {
1461   EventPriv *event = (EventPriv *) event_public;
1462
1463   g_return_if_fail (event_public != NULL);
1464
1465   if (event->func)
1466     event->func (event);
1467   else
1468     event_remove (event);
1469 }
1470
1471 void
1472 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1473 {
1474   EventPriv *event = (EventPriv *) event_public;
1475
1476   g_return_if_fail (event_public != NULL);
1477
1478   event->inhibit = TRUE;
1479 }
1480
1481 void
1482 empathy_event_approve (EmpathyEvent *event_public)
1483 {
1484   EventPriv *event = (EventPriv *) event_public;
1485
1486   g_return_if_fail (event_public != NULL);
1487
1488   event_manager_approval_approve (event->approval);
1489 }
1490
1491 void
1492 empathy_event_decline (EmpathyEvent *event_public)
1493 {
1494   EventPriv *event = (EventPriv *) event_public;
1495
1496   g_return_if_fail (event_public != NULL);
1497
1498   reject_approval (event->approval);
1499 }