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 <glib/gi18n.h>
  25
  26 #include "libempathy/empathy-presence-manager.h"
  27 #include "libempathy/empathy-connection-aggregator.h"
  28 #include "libempathy/empathy-tp-chat.h"
  29 #include "libempathy/empathy-utils.h"
  30 #include "libempathy/empathy-gsettings.h"
  31 #include "libempathy/empathy-sasl-mechanisms.h"
  32
  33 #include "libempathy-gtk/empathy-images.h"
  34 #include "libempathy-gtk/empathy-sound-manager.h"
  35 #include "libempathy-gtk/empathy-ui-utils.h"
  36 #include "libempathy-gtk/empathy-call-utils.h"
  37 #include "libempathy-gtk/empathy-subscription-dialog.h"
  38
  39 #include "empathy-event-manager.h"
  40
  41 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
  42 #include "libempathy/empathy-debug.h"
  43
  44 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyEventManager)
  45
  46 #define NOTIFICATION_TIMEOUT 2 /* seconds */
  47
  48 #define ACCEPT_WITHOUT_VIDEO 1
  49
  50 /* The time interval in milliseconds between 2 incoming rings */
  51 #define MS_BETWEEN_RING 500
  52
  53 typedef struct {
  54   EmpathyEventManager *manager;
  55   TpChannelDispatchOperation *operation;
  56   gulong invalidated_handler;
  57   /* Remove contact if applicable */
  58   EmpathyContact *contact;
  59   /* option signal handler and it's instance */
  60   gulong handler;
  61   GObject *handler_instance;
  62   /* optional accept widget */
  63   GtkWidget *dialog;
  64   /* Channel of the CDO that will be used during the approval */
  65   TpChannel *main_channel;
  66   gboolean auto_approved;
  67 } EventManagerApproval;
  68
  69 typedef struct {
  70   TpBaseClient *approver;
  71   TpBaseClient *auth_approver;
  72   EmpathyConnectionAggregator *conn_aggregator;
  73   GSList *events;
  74   /* Ongoing approvals */
  75   GSList *approvals;
  76
  77   gint ringing;
  78
  79   GSettings *gsettings_notif;
  80   GSettings *gsettings_ui;
  81
  82   EmpathySoundManager *sound_mgr;
  83
  84   /* TpContact -> EmpathyContact */
  85   GHashTable *contacts;
  86 } EmpathyEventManagerPriv;
  87
  88 typedef struct _EventPriv EventPriv;
  89 typedef void (*EventFunc) (EventPriv *event);
  90
  91 struct _EventPriv {
  92   EmpathyEvent public;
  93   EmpathyEventManager *manager;
  94   EventManagerApproval *approval;
  95   EventFunc func;
  96   gboolean inhibit;
  97   gpointer user_data;
  98   guint autoremove_timeout_id;
  99 };
 100
 101 enum {
 102   EVENT_ADDED,
 103   EVENT_REMOVED,
 104   EVENT_UPDATED,
 105   LAST_SIGNAL
 106 };
 107
 108 static guint signals[LAST_SIGNAL];
 109
 110 G_DEFINE_TYPE (EmpathyEventManager, empathy_event_manager, G_TYPE_OBJECT);
 111
 112 static EmpathyEventManager * manager_singleton = NULL;
 113
 114 static EventManagerApproval *
 115 event_manager_approval_new (EmpathyEventManager *manager,
 116   TpChannelDispatchOperation *operation,
 117   TpChannel *main_channel)
 118 {
 119   EventManagerApproval *result = g_slice_new0 (EventManagerApproval);
 120   result->operation = g_object_ref (operation);
 121   result->manager = manager;
 122   result->main_channel = g_object_ref (main_channel);
 123
 124   return result;
 125 }
 126
 127 static void
 128 event_manager_approval_free (EventManagerApproval *approval)
 129 {
 130   g_signal_handler_disconnect (approval->operation,
 131     approval->invalidated_handler);
 132   g_object_unref (approval->operation);
 133
 134   g_object_unref (approval->main_channel);
 135
 136   if (approval->handler != 0)
 137     g_signal_handler_disconnect (approval->handler_instance,
 138       approval->handler);
 139
 140   if (approval->handler_instance != NULL)
 141     g_object_unref (approval->handler_instance);
 142
 143   if (approval->contact != NULL)
 144     g_object_unref (approval->contact);
 145
 146   if (approval->dialog != NULL)
 147     {
 148       gtk_widget_destroy (approval->dialog);
 149     }
 150
 151   g_slice_free (EventManagerApproval, approval);
 152 }
 153
 154 static void
 155 event_free (EventPriv *event)
 156 {
 157   g_free (event->public.icon_name);
 158   g_free (event->public.header);
 159   g_free (event->public.message);
 160
 161   if (event->autoremove_timeout_id != 0)
 162     g_source_remove (event->autoremove_timeout_id);
 163
 164   tp_clear_object (&(event->public.contact));
 165   tp_clear_object (&(event->public.account));
 166
 167   g_slice_free (EventPriv, event);
 168 }
 169
 170 static void
 171 event_remove (EventPriv *event)
 172 {
 173   EmpathyEventManagerPriv *priv = GET_PRIV (event->manager);
 174
 175   DEBUG ("Removing event %p", event);
 176
 177   priv->events = g_slist_remove (priv->events, event);
 178   g_signal_emit (event->manager, signals[EVENT_REMOVED], 0, event);
 179   event_free (event);
 180 }
 181
 182 void
 183 empathy_event_remove (EmpathyEvent *event_public)
 184 {
 185   EventPriv *event = (EventPriv *) event_public;
 186
 187   event_remove (event);
 188 }
 189
 190 static gboolean
 191 autoremove_event_timeout_cb (EventPriv *event)
 192 {
 193   event->autoremove_timeout_id = 0;
 194   event_remove (event);
 195   return FALSE;
 196 }
 197
 198 static gboolean
 199 display_notify_area (EmpathyEventManager *self)
 200 {
 201   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 202
 203   return g_settings_get_boolean (priv->gsettings_ui,
 204       EMPATHY_PREFS_UI_EVENTS_NOTIFY_AREA);
 205 }
 206
 207 static void
 208 event_manager_add (EmpathyEventManager *manager,
 209     TpAccount *account,
 210     EmpathyContact *contact,
 211     EmpathyEventType type,
 212     const gchar *icon_name,
 213     const gchar *header,
 214     const gchar *message,
 215     EventManagerApproval *approval,
 216     EventFunc func,
 217     gpointer user_data)
 218 {
 219   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 220   EventPriv               *event;
 221
 222   event = g_slice_new0 (EventPriv);
 223   event->public.account = account != NULL ? g_object_ref (account) : NULL;
 224   event->public.contact = contact ? g_object_ref (contact) : NULL;
 225   event->public.type = type;
 226   event->public.icon_name = g_strdup (icon_name);
 227   event->public.header = g_strdup (header);
 228   event->public.message = g_strdup (message);
 229   event->public.must_ack = (func != NULL);
 230   if (approval != NULL)
 231     event->public.handler_instance = approval->handler_instance;
 232   event->inhibit = FALSE;
 233   event->func = func;
 234   event->user_data = user_data;
 235   event->manager = manager;
 236   event->approval = approval;
 237
 238   DEBUG ("Adding event %p", event);
 239   priv->events = g_slist_prepend (priv->events, event);
 240
 241   if (!display_notify_area (manager))
 242     {
 243       /* Don't fire the 'event-added' signal as we activate the event now */
 244       if (approval != NULL)
 245         approval->auto_approved = TRUE;
 246
 247       empathy_event_activate (&event->public);
 248       return;
 249     }
 250
 251   g_signal_emit (event->manager, signals[EVENT_ADDED], 0, event);
 252
 253   if (!event->public.must_ack)
 254     {
 255       event->autoremove_timeout_id = g_timeout_add_seconds (
 256           NOTIFICATION_TIMEOUT, (GSourceFunc) autoremove_event_timeout_cb,
 257           event);
 258     }
 259 }
 260
 261 static void
 262 handle_with_cb (GObject *source,
 263     GAsyncResult *result,
 264     gpointer user_data)
 265 {
 266   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 267   GError *error = NULL;
 268
 269   if (!tp_channel_dispatch_operation_handle_with_finish (cdo, result, &error))
 270     {
 271       DEBUG ("HandleWith failed: %s\n", error->message);
 272       g_error_free (error);
 273     }
 274 }
 275
 276 static void
 277 handle_with_time_cb (GObject *source,
 278     GAsyncResult *result,
 279     gpointer user_data)
 280 {
 281   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 282   GError *error = NULL;
 283
 284   if (!tp_channel_dispatch_operation_handle_with_time_finish (cdo, result,
 285         &error))
 286     {
 287       if (g_error_matches (error, TP_ERROR, TP_ERROR_NOT_IMPLEMENTED))
 288         {
 289           EventManagerApproval *approval = user_data;
 290
 291           DEBUG ("HandleWithTime() is not implemented, falling back to "
 292               "HandleWith(). Please upgrade to telepathy-mission-control "
 293               "5.5.0 or later");
 294
 295           tp_channel_dispatch_operation_handle_with_async (approval->operation,
 296               NULL, handle_with_cb, approval);
 297         }
 298       else
 299         {
 300           DEBUG ("HandleWithTime failed: %s\n", error->message);
 301         }
 302       g_error_free (error);
 303     }
 304 }
 305
 306 static void
 307 event_manager_approval_approve (EventManagerApproval *approval)
 308 {
 309   gint64 timestamp;
 310
 311   if (approval->auto_approved)
 312     {
 313       timestamp = TP_USER_ACTION_TIME_NOT_USER_ACTION;
 314     }
 315   else
 316     {
 317       timestamp = empathy_get_current_action_time ();
 318     }
 319
 320   g_assert (approval->operation != NULL);
 321
 322   tp_channel_dispatch_operation_handle_with_time_async (approval->operation,
 323       NULL, timestamp, handle_with_time_cb, approval);
 324 }
 325
 326 static void
 327 event_channel_process_func (EventPriv *event)
 328 {
 329   event_manager_approval_approve (event->approval);
 330 }
 331
 332 static void
 333 event_text_channel_process_func (EventPriv *event)
 334 {
 335   EmpathyTpChat *tp_chat;
 336
 337   if (event->approval->handler != 0)
 338     {
 339       tp_chat = EMPATHY_TP_CHAT (event->approval->handler_instance);
 340
 341       g_signal_handler_disconnect (tp_chat, event->approval->handler);
 342       event->approval->handler = 0;
 343     }
 344
 345   event_manager_approval_approve (event->approval);
 346 }
 347
 348 static EventPriv *
 349 event_lookup_by_approval (EmpathyEventManager *manager,
 350   EventManagerApproval *approval)
 351 {
 352   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 353   GSList *l;
 354   EventPriv *retval = NULL;
 355
 356   for (l = priv->events; l; l = l->next)
 357     {
 358       EventPriv *event = l->data;
 359
 360       if (event->approval == approval)
 361         {
 362           retval = event;
 363           break;
 364         }
 365     }
 366
 367   return retval;
 368 }
 369
 370 static void
 371 event_update (EmpathyEventManager *manager, EventPriv *event,
 372   const char *icon_name, const char *header, const char *msg)
 373 {
 374   g_free (event->public.icon_name);
 375   g_free (event->public.header);
 376   g_free (event->public.message);
 377
 378   event->public.icon_name = g_strdup (icon_name);
 379   event->public.header = g_strdup (header);
 380   event->public.message = g_strdup (msg);
 381
 382   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
 383 }
 384
 385 static void
 386 reject_channel_claim_cb (GObject *source,
 387     GAsyncResult *result,
 388     gpointer user_data)
 389 {
 390   TpChannelDispatchOperation *cdo = TP_CHANNEL_DISPATCH_OPERATION (source);
 391   GError *error = NULL;
 392
 393   if (!tp_channel_dispatch_operation_claim_with_finish (cdo, result, &error))
 394     {
 395       DEBUG ("Failed to claim channel: %s", error->message);
 396
 397       g_error_free (error);
 398       goto out;
 399     }
 400
 401   if (TP_IS_CALL_CHANNEL (user_data))
 402     {
 403       tp_call_channel_hangup_async (user_data,
 404           TP_CALL_STATE_CHANGE_REASON_USER_REQUESTED,
 405           "", "", NULL, NULL);
 406       tp_channel_close_async (user_data, NULL, NULL);
 407     }
 408   else if (EMPATHY_IS_TP_CHAT (user_data))
 409     {
 410       empathy_tp_chat_leave (user_data, "");
 411     }
 412   else if (TP_IS_FILE_TRANSFER_CHANNEL (user_data))
 413     {
 414       tp_channel_close_async (user_data, NULL, NULL);
 415     }
 416
 417 out:
 418   g_object_unref (user_data);
 419 }
 420
 421 static void
 422 reject_approval (EventManagerApproval *approval)
 423 {
 424   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 425
 426   /* We have to claim the channel before closing it */
 427
 428   /* Unfortunately, we need to special case the auth channels for the
 429    * time being as they don't have a wrapper object handler in
 430    * approval->handler_instance as they're not actually handled by
 431    * this process, so we can just use a noddy callback to call Close()
 432    * directly. */
 433   if (approval->handler_instance != NULL)
 434     {
 435       tp_channel_dispatch_operation_claim_with_async (approval->operation,
 436           priv->approver, reject_channel_claim_cb,
 437           g_object_ref (approval->handler_instance));
 438     }
 439   else if (tp_channel_get_channel_type_id (approval->main_channel)
 440       == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 441     {
 442       tp_channel_dispatch_operation_close_channels_async (approval->operation,
 443           NULL, NULL);
 444     }
 445 }
 446
 447 static void
 448 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
 449   gint response, gpointer user_data)
 450 {
 451   EventManagerApproval *approval = user_data;
 452
 453   gtk_widget_destroy (approval->dialog);
 454   approval->dialog = NULL;
 455
 456   if (response == GTK_RESPONSE_ACCEPT)
 457     {
 458       event_manager_approval_approve (approval);
 459     }
 460   else if (response == ACCEPT_WITHOUT_VIDEO)
 461     {
 462       empathy_call_channel_send_video (TP_CALL_CHANNEL (approval->main_channel),
 463         FALSE);
 464       event_manager_approval_approve (approval);
 465     }
 466   else
 467     {
 468       reject_approval (approval);
 469     }
 470 }
 471
 472 static void
 473 event_channel_process_voip_func (EventPriv *event)
 474 {
 475   GtkWidget *dialog;
 476   GtkWidget *button;
 477   GtkWidget *image;
 478   gboolean video;
 479   gchar *title;
 480   EmpathyEventType etype = event->public.type;
 481
 482   if (event->approval->dialog != NULL)
 483     {
 484       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 485       return;
 486     }
 487
 488   if (etype == EMPATHY_EVENT_TYPE_CALL)
 489     {
 490       TpCallChannel *call;
 491       call = TP_CALL_CHANNEL (event->approval->handler_instance);
 492       video = tp_call_channel_has_initial_video (call, NULL);
 493     }
 494   else
 495     {
 496       g_warning ("Unknown event type: %d", event->public.type);
 497       return;
 498     }
 499
 500   dialog = gtk_message_dialog_new (NULL, 0,
 501       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE,
 502       video ? _("Incoming video call"): _("Incoming call"));
 503
 504   gtk_message_dialog_format_secondary_text (
 505     GTK_MESSAGE_DIALOG (dialog), video ?
 506       _("%s is video calling you. Do you want to answer?"):
 507       _("%s is calling you. Do you want to answer?"),
 508       empathy_contact_get_alias (event->approval->contact));
 509
 510   title = g_strdup_printf (_("Incoming call from %s"),
 511       empathy_contact_get_alias (event->approval->contact));
 512
 513   gtk_window_set_title (GTK_WINDOW (dialog), title);
 514   g_free (title);
 515
 516   /* Set image of the dialog */
 517   if (video)
 518     {
 519       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VIDEO_CALL,
 520           GTK_ICON_SIZE_DIALOG);
 521     }
 522   else
 523     {
 524       image = gtk_image_new_from_icon_name (EMPATHY_IMAGE_VOIP,
 525           GTK_ICON_SIZE_DIALOG);
 526     }
 527
 528   gtk_message_dialog_set_image (GTK_MESSAGE_DIALOG (dialog), image);
 529   gtk_widget_show (image);
 530
 531   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 532       GTK_RESPONSE_OK);
 533
 534   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 535       _("_Reject"), GTK_RESPONSE_REJECT);
 536   image = gtk_image_new_from_icon_name ("call-stop",
 537     GTK_ICON_SIZE_BUTTON);
 538   gtk_button_set_image (GTK_BUTTON (button), image);
 539
 540   if (video && etype == EMPATHY_EVENT_TYPE_CALL)
 541     {
 542       button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 543         _("_Answer"), ACCEPT_WITHOUT_VIDEO);
 544
 545       image = gtk_image_new_from_icon_name ("call-start",
 546         GTK_ICON_SIZE_BUTTON);
 547       gtk_button_set_image (GTK_BUTTON (button), image);
 548     }
 549
 550   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 551     video ? _("_Answer with video") : _("_Answer"), GTK_RESPONSE_ACCEPT);
 552
 553   image = gtk_image_new_from_icon_name ("call-start",
 554         GTK_ICON_SIZE_BUTTON);
 555   gtk_button_set_image (GTK_BUTTON (button), image);
 556
 557   g_signal_connect (dialog, "response",
 558     G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 559     event->approval);
 560
 561   gtk_widget_show (dialog);
 562
 563   event->approval->dialog = dialog;
 564 }
 565
 566 static void
 567 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 568   EmpathyMessage *message,
 569   EventManagerApproval *approval)
 570 {
 571   EmpathyContact  *sender;
 572   const gchar     *header;
 573   const gchar     *msg;
 574   EventPriv       *event;
 575   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 576
 577   /* try to update the event if it's referring to a chat which is already in the
 578    * queue. */
 579   event = event_lookup_by_approval (approval->manager, approval);
 580
 581   sender = empathy_message_get_sender (message);
 582
 583   /* We only want to show incoming messages */
 584   if (empathy_contact_is_user (sender))
 585     return;
 586
 587   header = empathy_contact_get_alias (sender);
 588   msg = empathy_message_get_body (message);
 589
 590   if (event != NULL)
 591     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header,
 592         msg);
 593   else
 594     event_manager_add (approval->manager, NULL, sender,
 595         EMPATHY_EVENT_TYPE_CHAT, EMPATHY_IMAGE_NEW_MESSAGE, header, msg,
 596         approval, event_text_channel_process_func, NULL);
 597
 598   empathy_sound_manager_play (priv->sound_mgr, NULL,
 599       EMPATHY_SOUND_CONVERSATION_NEW);
 600 }
 601
 602 static void
 603 event_manager_approval_done (EventManagerApproval *approval)
 604 {
 605   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 606   GSList                  *l;
 607
 608   if (approval->operation != NULL)
 609     {
 610       GQuark channel_type;
 611
 612       channel_type = tp_channel_get_channel_type_id (approval->main_channel);
 613
 614       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 615           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL)
 616         {
 617           priv->ringing--;
 618           if (priv->ringing == 0)
 619             empathy_sound_manager_stop (priv->sound_mgr,
 620                 EMPATHY_SOUND_PHONE_INCOMING);
 621         }
 622     }
 623
 624   priv->approvals = g_slist_remove (priv->approvals, approval);
 625
 626   for (l = priv->events; l; l = l->next)
 627     {
 628       EventPriv *event = l->data;
 629
 630       if (event->approval == approval)
 631         {
 632           event_remove (event);
 633           break;
 634         }
 635     }
 636
 637   event_manager_approval_free (approval);
 638 }
 639
 640 static void
 641 cdo_invalidated_cb (TpProxy *cdo,
 642     guint domain,
 643     gint code,
 644     gchar *message,
 645     EventManagerApproval *approval)
 646 {
 647   DEBUG ("ChannelDispatchOperation has been invalidated: %s", message);
 648
 649   event_manager_approval_done (approval);
 650 }
 651
 652 static void
 653 event_manager_call_state_changed_cb (TpCallChannel *call,
 654   TpCallState state,
 655   TpCallFlags flags,
 656   TpCallStateReason *reason,
 657   GHashTable *details,
 658   EventManagerApproval *approval)
 659 {
 660   if (state == TP_CALL_STATE_ENDED)
 661     {
 662       DEBUG ("Call ended, seems we missed it :/");
 663       reject_approval (approval);
 664     }
 665 }
 666
 667 static void
 668 invite_dialog_response_cb (GtkDialog *dialog,
 669                            gint response,
 670                            EventManagerApproval *approval)
 671 {
 672   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 673   approval->dialog = NULL;
 674
 675   if (response != GTK_RESPONSE_OK)
 676     {
 677       /* close channel */
 678       DEBUG ("Muc invitation rejected");
 679
 680       reject_approval (approval);
 681
 682       return;
 683     }
 684
 685   DEBUG ("Muc invitation accepted");
 686
 687   /* We'll join the room when handling the channel */
 688   event_manager_approval_approve (approval);
 689 }
 690
 691 static void
 692 event_room_channel_process_func (EventPriv *event)
 693 {
 694   GtkWidget *dialog, *button, *image;
 695   TpChannel *channel = event->approval->main_channel;
 696   gchar *title;
 697
 698   if (event->approval->dialog != NULL)
 699     {
 700       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 701       return;
 702     }
 703
 704   /* create dialog */
 705   dialog = gtk_message_dialog_new (NULL, 0,
 706       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 707
 708   title = g_strdup_printf (_("Invitation to join %s"),
 709       tp_channel_get_identifier (channel));
 710
 711   gtk_window_set_title (GTK_WINDOW (dialog), title);
 712   g_free (title);
 713
 714   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 715       _("%s is inviting you to join %s"),
 716       empathy_contact_get_alias (event->approval->contact),
 717       tp_channel_get_identifier (channel));
 718
 719   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 720       GTK_RESPONSE_OK);
 721
 722   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 723       _("_Decline"), GTK_RESPONSE_CANCEL);
 724   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 725   gtk_button_set_image (GTK_BUTTON (button), image);
 726
 727   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 728       _("_Join"), GTK_RESPONSE_OK);
 729   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 730   gtk_button_set_image (GTK_BUTTON (button), image);
 731
 732   g_signal_connect (dialog, "response",
 733       G_CALLBACK (invite_dialog_response_cb), event->approval);
 734
 735   gtk_widget_show (dialog);
 736
 737   event->approval->dialog = dialog;
 738 }
 739
 740 static void
 741 display_invite_room_dialog (EventManagerApproval *approval)
 742 {
 743   const gchar *invite_msg;
 744   gchar *msg;
 745   TpContact *self_contact;
 746   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 747
 748   self_contact = tp_channel_group_get_self_contact (approval->main_channel);
 749   tp_channel_group_get_local_pending_contact_info (approval->main_channel,
 750       self_contact, NULL, NULL, &invite_msg);
 751
 752   if (approval->contact != NULL)
 753     {
 754       msg = g_strdup_printf (_("%s invited you to join %s"),
 755           empathy_contact_get_alias (approval->contact),
 756           tp_channel_get_identifier (approval->main_channel));
 757     }
 758   else
 759     {
 760       msg = g_strdup_printf (_("You have been invited to join %s"),
 761           tp_channel_get_identifier (approval->main_channel));
 762     }
 763
 764   event_manager_add (approval->manager, NULL,
 765       approval->contact, EMPATHY_EVENT_TYPE_INVITATION,
 766       EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg, approval,
 767       event_room_channel_process_func, NULL);
 768
 769   empathy_sound_manager_play (priv->sound_mgr, NULL,
 770       EMPATHY_SOUND_CONVERSATION_NEW);
 771
 772   g_free (msg);
 773 }
 774
 775 static void
 776 event_manager_auth_process_func (EventPriv *event)
 777 {
 778   empathy_event_approve ((EmpathyEvent *) event);
 779 }
 780
 781 /* If there is a file-transfer, media, or auth channel consider it as
 782  * the main one. */
 783 static TpChannel *
 784 find_main_channel (GList *channels)
 785 {
 786   GList *l;
 787   TpChannel *text = NULL;
 788
 789   for (l = channels; l != NULL; l = g_list_next (l))
 790     {
 791       TpChannel *channel = l->data;
 792       GQuark channel_type;
 793
 794       if (tp_proxy_get_invalidated (channel) != NULL)
 795         continue;
 796
 797       channel_type = tp_channel_get_channel_type_id (channel);
 798
 799       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA ||
 800           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_CALL ||
 801           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_FILE_TRANSFER ||
 802           channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
 803         return channel;
 804
 805       else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_TEXT)
 806         text = channel;
 807     }
 808
 809   return text;
 810 }
 811
 812 static void
 813 approve_text_channel (EmpathyEventManager *self,
 814     EventManagerApproval *approval,
 815     TpAddDispatchOperationContext *context,
 816     EmpathyTpChat *tp_chat)
 817 {
 818   GList *messages, *l;
 819
 820   approval->handler_instance = g_object_ref (tp_chat);
 821
 822   if (tp_proxy_has_interface (tp_chat, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 823     {
 824       /* Are we in local-pending ? */
 825       TpContact *inviter;
 826
 827       if (empathy_tp_chat_is_invited (tp_chat, &inviter))
 828         {
 829           /* We are invited to a room */
 830           DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 831               tp_channel_get_identifier (TP_CHANNEL_GROUP_CHANGE_REASON_NONE));
 832
 833           if (inviter != NULL)
 834             {
 835               approval->contact = empathy_contact_dup_from_tp_contact (
 836                   inviter);
 837             }
 838
 839           display_invite_room_dialog (approval);
 840           tp_add_dispatch_operation_context_accept (context);
 841
 842           return;
 843         }
 844
 845       /* We are not invited, approve the channel right now */
 846       tp_add_dispatch_operation_context_accept (context);
 847
 848       approval->auto_approved = TRUE;
 849       event_manager_approval_approve (approval);
 850       return;
 851     }
 852
 853   /* 1-1 text channel, wait for the first message */
 854   approval->handler = g_signal_connect (tp_chat, "message-received-empathy",
 855     G_CALLBACK (event_manager_chat_message_received_cb), approval);
 856
 857   messages = (GList *) empathy_tp_chat_get_pending_messages (tp_chat);
 858   for (l = messages; l != NULL; l = g_list_next (l))
 859     {
 860       EmpathyMessage *msg = l->data;
 861
 862       event_manager_chat_message_received_cb (tp_chat, msg, approval);
 863     }
 864
 865   tp_add_dispatch_operation_context_accept (context);
 866 }
 867
 868 static void
 869 approval_set_target_contact (EventManagerApproval *approval,
 870     TpChannel *channel)
 871 {
 872   TpContact *contact;
 873
 874   contact = tp_channel_get_target_contact (channel);
 875   approval->contact = empathy_contact_dup_from_tp_contact (contact);
 876 }
 877
 878 static void
 879 approve_call_channel (EmpathyEventManager *self,
 880     EventManagerApproval *approval,
 881     TpAddDispatchOperationContext *context,
 882     TpCallChannel *call)
 883 {
 884   TpChannel *channel = TP_CHANNEL (call);
 885   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 886   gchar *header;
 887   gboolean video;
 888
 889   approval->handler_instance = g_object_ref (call);
 890   approval_set_target_contact (approval, channel);
 891
 892   tp_add_dispatch_operation_context_accept (context);
 893
 894   if (tp_call_channel_get_state (call, NULL, NULL, NULL) == TP_CALL_STATE_ENDED)
 895     {
 896       DEBUG ("Call already ended, seems we missed it :/");
 897       reject_approval (approval);
 898       return;
 899     }
 900
 901   approval->handler = g_signal_connect (call, "state-changed",
 902     G_CALLBACK (event_manager_call_state_changed_cb), approval);
 903
 904   g_object_get (G_OBJECT (call), "initial-video", &video, NULL);
 905
 906   header = g_strdup_printf (
 907     video ? _("Incoming video call from %s") :_("Incoming call from %s"),
 908     empathy_contact_get_alias (approval->contact));
 909
 910   event_manager_add (approval->manager, NULL,
 911       approval->contact, EMPATHY_EVENT_TYPE_CALL,
 912       video ? EMPATHY_IMAGE_VIDEO_CALL : EMPATHY_IMAGE_VOIP,
 913       header, NULL, approval,
 914       event_channel_process_voip_func, NULL);
 915
 916   g_free (header);
 917
 918   priv->ringing++;
 919   if (priv->ringing == 1)
 920     empathy_sound_manager_start_playing (priv->sound_mgr, NULL,
 921         EMPATHY_SOUND_PHONE_INCOMING, MS_BETWEEN_RING);
 922 }
 923
 924 static void
 925 approve_ft_channel (EmpathyEventManager *self,
 926     EventManagerApproval *approval,
 927     TpAddDispatchOperationContext *context,
 928     TpFileTransferChannel *ft)
 929 {
 930   TpChannel *channel = TP_CHANNEL (ft);
 931   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 932   gchar *header;
 933
 934   approval->handler_instance = g_object_ref (ft);
 935   approval_set_target_contact (approval, channel);
 936
 937   tp_add_dispatch_operation_context_accept (context);
 938
 939   header = g_strdup_printf (_("Incoming file transfer from %s"),
 940       empathy_contact_get_alias (approval->contact));
 941
 942   event_manager_add (approval->manager, NULL,
 943       approval->contact, EMPATHY_EVENT_TYPE_TRANSFER,
 944       EMPATHY_IMAGE_DOCUMENT_SEND, header, NULL,
 945       approval, event_channel_process_func, NULL);
 946
 947   /* FIXME better sound for incoming file transfers ?*/
 948   empathy_sound_manager_play (priv->sound_mgr, NULL,
 949       EMPATHY_SOUND_CONVERSATION_NEW);
 950
 951   g_free (header);
 952 }
 953
 954 static void
 955 approve_sasl_channel (EmpathyEventManager *self,
 956     TpAccount *account,
 957     EventManagerApproval *approval,
 958     TpAddDispatchOperationContext *context,
 959     TpChannel *channel)
 960 {
 961   if (empathy_sasl_channel_supports_mechanism (channel, "X-TELEPATHY-PASSWORD"))
 962     {
 963       event_manager_add (approval->manager, account, NULL,
 964           EMPATHY_EVENT_TYPE_AUTH,
 965           GTK_STOCK_DIALOG_AUTHENTICATION,
 966           tp_account_get_display_name (account),
 967           _("Password required"), approval,
 968           event_manager_auth_process_func, NULL);
 969     }
 970   else
 971     {
 972       GError error = { TP_ERROR, TP_ERROR_NOT_IMPLEMENTED,
 973           "Support only X-TELEPATHY-PASSWORD auth method" };
 974
 975       tp_add_dispatch_operation_context_fail (context, &error);
 976       return;
 977     }
 978
 979   tp_add_dispatch_operation_context_accept (context);
 980 }
 981
 982 static void
 983 approve_channels (TpSimpleApprover *approver,
 984     TpAccount *account,
 985     TpConnection *connection,
 986     GList *channels,
 987     TpChannelDispatchOperation *dispatch_operation,
 988     TpAddDispatchOperationContext *context,
 989     gpointer user_data)
 990 {
 991   EmpathyEventManager *self = user_data;
 992   EmpathyEventManagerPriv *priv = GET_PRIV (self);
 993   TpChannel *channel;
 994   EventManagerApproval *approval;
 995   GQuark channel_type;
 996
 997   channel = find_main_channel (channels);
 998   if (channel == NULL)
 999     {
1000       GError error = { TP_ERROR, TP_ERROR_INVALID_ARGUMENT,
1001           "Unknown channel type" };
1002
1003       DEBUG ("Failed to find the main channel; ignoring");
1004
1005       tp_add_dispatch_operation_context_fail (context, &error);
1006       return;
1007     }
1008
1009   approval = event_manager_approval_new (self, dispatch_operation, channel);
1010   priv->approvals = g_slist_prepend (priv->approvals, approval);
1011
1012   approval->invalidated_handler = g_signal_connect (dispatch_operation,
1013       "invalidated", G_CALLBACK (cdo_invalidated_cb), approval);
1014
1015   channel_type = tp_channel_get_channel_type_id (channel);
1016
1017   if (EMPATHY_IS_TP_CHAT (channel))
1018     {
1019       approve_text_channel (self, approval, context, EMPATHY_TP_CHAT (channel));
1020     }
1021   else if (TP_IS_CALL_CHANNEL (channel))
1022     {
1023       approve_call_channel (self, approval, context, TP_CALL_CHANNEL (channel));
1024     }
1025   else if (TP_IS_FILE_TRANSFER_CHANNEL (channel))
1026     {
1027       approve_ft_channel (self, approval, context,
1028           TP_FILE_TRANSFER_CHANNEL (channel));
1029     }
1030   else if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_SERVER_AUTHENTICATION)
1031     {
1032       approve_sasl_channel (self, account, approval, context, channel);
1033     }
1034   else
1035     {
1036       GError error = { TP_ERROR, TP_ERROR_INVALID_ARGUMENT,
1037           "Invalid channel type" };
1038
1039       DEBUG ("Unknown channel type (%s), ignoring..",
1040           g_quark_to_string (channel_type));
1041
1042       tp_add_dispatch_operation_context_fail (context, &error);
1043       return;
1044     }
1045 }
1046
1047 static void
1048 event_pending_subscribe_func (EventPriv *event)
1049 {
1050   GtkWidget *dialog;
1051   FolksIndividual *individual;
1052
1053   individual = empathy_ensure_individual_from_tp_contact (
1054       empathy_contact_get_tp_contact (event->public.contact));
1055
1056   dialog = empathy_subscription_dialog_new (individual, event->public.message);
1057   gtk_window_present (GTK_WINDOW (dialog));
1058
1059   event_remove (event);
1060
1061   g_object_unref (individual);
1062 }
1063
1064 static void
1065 check_publish_state (EmpathyEventManager *self,
1066     TpContact *tp_contact)
1067 {
1068   EmpathyEventManagerPriv *priv = GET_PRIV (self);
1069   gchar *header, *event_msg;
1070   TpSubscriptionState state;
1071   EmpathyContact *contact;
1072   const gchar *message;
1073
1074   state = tp_contact_get_publish_state (tp_contact);
1075
1076   contact = empathy_contact_dup_from_tp_contact (tp_contact);
1077
1078   if (state != TP_SUBSCRIPTION_STATE_ASK)
1079     {
1080       GSList *l;
1081
1082       for (l = priv->events; l; l = l->next)
1083         {
1084           EventPriv *event = l->data;
1085
1086           if (event->public.contact == contact &&
1087               event->func == event_pending_subscribe_func)
1088             {
1089               event_remove (event);
1090               break;
1091             }
1092         }
1093
1094       goto out;
1095     }
1096
1097   header = g_strdup_printf (
1098       _("%s would like permission to see when you are online"),
1099       empathy_contact_get_alias (contact));
1100
1101   message = tp_contact_get_publish_request (tp_contact);
1102
1103   if (!EMP_STR_EMPTY (message))
1104     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
1105   else
1106     event_msg = NULL;
1107
1108   event_manager_add (self, NULL, contact, EMPATHY_EVENT_TYPE_SUBSCRIPTION,
1109       GTK_STOCK_DIALOG_QUESTION, header, event_msg, NULL,
1110       event_pending_subscribe_func, NULL);
1111
1112   g_free (event_msg);
1113   g_free (header);
1114
1115 out:
1116   g_object_unref (contact);
1117 }
1118
1119 static void
1120 event_manager_publish_state_changed_cb (TpContact *contact,
1121     GParamSpec *spec,
1122     EmpathyEventManager *self)
1123 {
1124   check_publish_state (self, contact);
1125 }
1126
1127 static void
1128 event_manager_presence_changed_cb (EmpathyContact *contact,
1129     TpConnectionPresenceType current,
1130     TpConnectionPresenceType previous,
1131     EmpathyEventManager *manager)
1132 {
1133   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1134   TpAccount *account;
1135   EmpathyPresenceManager *presence_mgr;
1136
1137   account = empathy_contact_get_account (contact);
1138   presence_mgr = empathy_presence_manager_dup_singleton ();
1139
1140   if (empathy_presence_manager_account_is_just_connected (presence_mgr, account))
1141     goto out;
1142
1143   if (tp_connection_presence_type_cmp_availability (previous,
1144         TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1145     {
1146       /* contact was online */
1147       if (tp_connection_presence_type_cmp_availability (current,
1148           TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0)
1149         {
1150           /* someone is logging off */
1151           empathy_sound_manager_play (priv->sound_mgr, NULL,
1152               EMPATHY_SOUND_CONTACT_DISCONNECTED);
1153
1154           if (g_settings_get_boolean (priv->gsettings_notif,
1155                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNOUT))
1156             {
1157               event_manager_add (manager, NULL, contact,
1158                   EMPATHY_EVENT_TYPE_PRESENCE_OFFLINE,
1159                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1160                   empathy_contact_get_alias (contact), _("Disconnected"),
1161                   NULL, NULL, NULL);
1162             }
1163         }
1164     }
1165   else
1166     {
1167       /* contact was offline */
1168       if (tp_connection_presence_type_cmp_availability (current,
1169             TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
1170         {
1171           /* someone is logging in */
1172           empathy_sound_manager_play (priv->sound_mgr, NULL,
1173               EMPATHY_SOUND_CONTACT_CONNECTED);
1174
1175           if (g_settings_get_boolean (priv->gsettings_notif,
1176                 EMPATHY_PREFS_NOTIFICATIONS_CONTACT_SIGNIN))
1177             {
1178               event_manager_add (manager, NULL, contact,
1179                   EMPATHY_EVENT_TYPE_PRESENCE_ONLINE,
1180                   EMPATHY_IMAGE_AVATAR_DEFAULT,
1181                   empathy_contact_get_alias (contact), _("Connected"),
1182                   NULL, NULL, NULL);
1183             }
1184         }
1185     }
1186
1187 out:
1188   g_object_unref (presence_mgr);
1189 }
1190
1191 static GObject *
1192 event_manager_constructor (GType type,
1193                            guint n_props,
1194                            GObjectConstructParam *props)
1195 {
1196         GObject *retval;
1197
1198         if (manager_singleton) {
1199                 retval = g_object_ref (manager_singleton);
1200         } else {
1201                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
1202                         (type, n_props, props);
1203
1204                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
1205                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
1206         }
1207
1208         return retval;
1209 }
1210
1211 static void
1212 event_manager_finalize (GObject *object)
1213 {
1214   EmpathyEventManagerPriv *priv = GET_PRIV (object);
1215
1216   if (priv->ringing > 0)
1217     empathy_sound_manager_stop (priv->sound_mgr, EMPATHY_SOUND_PHONE_INCOMING);
1218
1219   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
1220   g_slist_free (priv->events);
1221   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
1222   g_slist_free (priv->approvals);
1223   g_object_unref (priv->conn_aggregator);
1224   g_object_unref (priv->approver);
1225   g_object_unref (priv->auth_approver);
1226   g_object_unref (priv->gsettings_notif);
1227   g_object_unref (priv->gsettings_ui);
1228   g_object_unref (priv->sound_mgr);
1229   g_hash_table_unref (priv->contacts);
1230 }
1231
1232 static void
1233 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
1234 {
1235   GObjectClass *object_class = G_OBJECT_CLASS (klass);
1236
1237   object_class->finalize = event_manager_finalize;
1238   object_class->constructor = event_manager_constructor;
1239
1240   signals[EVENT_ADDED] =
1241     g_signal_new ("event-added",
1242       G_TYPE_FROM_CLASS (klass),
1243       G_SIGNAL_RUN_LAST,
1244       0,
1245       NULL, NULL,
1246       g_cclosure_marshal_generic,
1247       G_TYPE_NONE,
1248       1, G_TYPE_POINTER);
1249
1250   signals[EVENT_REMOVED] =
1251   g_signal_new ("event-removed",
1252       G_TYPE_FROM_CLASS (klass),
1253       G_SIGNAL_RUN_LAST,
1254       0,
1255       NULL, NULL,
1256       g_cclosure_marshal_generic,
1257       G_TYPE_NONE, 1, G_TYPE_POINTER);
1258
1259   signals[EVENT_UPDATED] =
1260   g_signal_new ("event-updated",
1261       G_TYPE_FROM_CLASS (klass),
1262       G_SIGNAL_RUN_LAST,
1263       0,
1264       NULL, NULL,
1265       g_cclosure_marshal_generic,
1266       G_TYPE_NONE, 1, G_TYPE_POINTER);
1267
1268   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1269 }
1270
1271 static void
1272 contact_list_changed_cb (EmpathyConnectionAggregator *aggregator,
1273     GPtrArray *added,
1274     GPtrArray *removed,
1275     EmpathyEventManager *self)
1276 {
1277   EmpathyEventManagerPriv *priv = GET_PRIV (self);
1278   guint i;
1279
1280   for (i = 0; i < added->len; i++)
1281     {
1282       TpContact *tp_contact = g_ptr_array_index (added, i);
1283       EmpathyContact *contact;
1284
1285       if (g_hash_table_lookup (priv->contacts, tp_contact) != NULL)
1286         continue;
1287
1288       contact = empathy_contact_dup_from_tp_contact (tp_contact);
1289
1290       tp_g_signal_connect_object (contact, "presence-changed",
1291           G_CALLBACK (event_manager_presence_changed_cb), self, 0);
1292
1293       tp_g_signal_connect_object (tp_contact, "notify::publish-state",
1294           G_CALLBACK (event_manager_publish_state_changed_cb), self, 0);
1295
1296       check_publish_state (self, tp_contact);
1297
1298       /* Pass ownership to the hash table */
1299       g_hash_table_insert (priv->contacts, g_object_ref (tp_contact), contact);
1300     }
1301
1302   for (i = 0; i < removed->len; i++)
1303     {
1304       TpContact *tp_contact = g_ptr_array_index (removed, i);
1305       EmpathyContact *contact;
1306
1307       contact = g_hash_table_lookup (priv->contacts, tp_contact);
1308       if (contact == NULL)
1309         continue;
1310
1311       g_signal_handlers_disconnect_by_func (contact,
1312           event_manager_presence_changed_cb, self);
1313
1314       g_signal_handlers_disconnect_by_func (tp_contact,
1315           event_manager_publish_state_changed_cb, self);
1316
1317       g_hash_table_remove (priv->contacts, tp_contact);
1318     }
1319 }
1320
1321 static void
1322 empathy_event_manager_init (EmpathyEventManager *manager)
1323 {
1324   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1325     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1326   GError *error = NULL;
1327   TpAccountManager *am;
1328   GPtrArray *contacts, *empty;
1329
1330   manager->priv = priv;
1331
1332   priv->gsettings_notif = g_settings_new (EMPATHY_PREFS_NOTIFICATIONS_SCHEMA);
1333   priv->gsettings_ui = g_settings_new (EMPATHY_PREFS_UI_SCHEMA);
1334
1335   priv->sound_mgr = empathy_sound_manager_dup_singleton ();
1336
1337   priv->contacts = g_hash_table_new_full (NULL, NULL, g_object_unref,
1338       g_object_unref);
1339
1340   priv->conn_aggregator = empathy_connection_aggregator_dup_singleton ();
1341
1342   tp_g_signal_connect_object (priv->conn_aggregator, "contact-list-changed",
1343       G_CALLBACK (contact_list_changed_cb), manager, 0);
1344
1345   contacts = empathy_connection_aggregator_dup_all_contacts (
1346       priv->conn_aggregator);
1347
1348   empty = g_ptr_array_new ();
1349
1350   contact_list_changed_cb (priv->conn_aggregator, contacts, empty, manager);
1351
1352   g_ptr_array_unref (contacts);
1353   g_ptr_array_unref (empty);
1354
1355    am = tp_account_manager_dup ();
1356
1357   priv->approver = tp_simple_approver_new_with_am (am, "Empathy.EventManager",
1358       FALSE, approve_channels, manager, NULL);
1359
1360   /* Private text channels */
1361   tp_base_client_take_approver_filter (priv->approver,
1362       tp_asv_new (
1363         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1364         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1365         NULL));
1366
1367   /* Muc text channels */
1368   tp_base_client_take_approver_filter (priv->approver,
1369       tp_asv_new (
1370         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING, TP_IFACE_CHANNEL_TYPE_TEXT,
1371         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_ROOM,
1372         NULL));
1373
1374   /* File transfer */
1375   tp_base_client_take_approver_filter (priv->approver,
1376       tp_asv_new (
1377         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1378           TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
1379         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1380         NULL));
1381
1382   /* Calls */
1383   tp_base_client_take_approver_filter (priv->approver,
1384       tp_asv_new (
1385         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1386           TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
1387         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1388         NULL));
1389   tp_base_client_take_approver_filter (priv->approver,
1390       tp_asv_new (
1391         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1392           TP_IFACE_CHANNEL_TYPE_CALL,
1393         TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_CONTACT,
1394         NULL));
1395
1396   /* I don't feel good about doing this, and I'm sorry, but the
1397    * capabilities connection feature is added earlier because it's
1398    * needed for EmpathyTpChat. If the capabilities feature is required
1399    * then preparing an auth channel (which of course appears in the
1400    * CONNECTING state) will never be prepared. So the options are
1401    * either to create another approver like I've done, or to port
1402    * EmpathyTpChat and its users to not depend on the connection being
1403    * prepared with capabilities. I chose the former, obviously. :-) */
1404
1405   priv->auth_approver = tp_simple_approver_new_with_am (am,
1406       "Empathy.AuthEventManager", FALSE, approve_channels, manager,
1407       NULL);
1408
1409   /* SASL auth channels */
1410   tp_base_client_take_approver_filter (priv->auth_approver,
1411       tp_asv_new (
1412         TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
1413           TP_IFACE_CHANNEL_TYPE_SERVER_AUTHENTICATION,
1414         TP_PROP_CHANNEL_TYPE_SERVER_AUTHENTICATION_AUTHENTICATION_METHOD,
1415           G_TYPE_STRING,
1416           TP_IFACE_CHANNEL_INTERFACE_SASL_AUTHENTICATION,
1417         NULL));
1418
1419   if (!tp_base_client_register (priv->approver, &error))
1420     {
1421       DEBUG ("Failed to register Approver: %s", error->message);
1422       g_error_free (error);
1423     }
1424
1425   if (!tp_base_client_register (priv->auth_approver, &error))
1426     {
1427       DEBUG ("Failed to register auth Approver: %s", error->message);
1428       g_error_free (error);
1429     }
1430
1431   g_object_unref (am);
1432 }
1433
1434 EmpathyEventManager *
1435 empathy_event_manager_dup_singleton (void)
1436 {
1437   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1438 }
1439
1440 GSList *
1441 empathy_event_manager_get_events (EmpathyEventManager *manager)
1442 {
1443   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1444
1445   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1446
1447   return priv->events;
1448 }
1449
1450 EmpathyEvent *
1451 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1452 {
1453   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1454
1455   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1456
1457   return priv->events ? priv->events->data : NULL;
1458 }
1459
1460 void
1461 empathy_event_activate (EmpathyEvent *event_public)
1462 {
1463   EventPriv *event = (EventPriv *) event_public;
1464
1465   g_return_if_fail (event_public != NULL);
1466
1467   if (event->func)
1468     event->func (event);
1469   else
1470     event_remove (event);
1471 }
1472
1473 void
1474 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1475 {
1476   EventPriv *event = (EventPriv *) event_public;
1477
1478   g_return_if_fail (event_public != NULL);
1479
1480   event->inhibit = TRUE;
1481 }
1482
1483 void
1484 empathy_event_approve (EmpathyEvent *event_public)
1485 {
1486   EventPriv *event = (EventPriv *) event_public;
1487
1488   g_return_if_fail (event_public != NULL);
1489
1490   event_manager_approval_approve (event->approval);
1491 }
1492
1493 void
1494 empathy_event_decline (EmpathyEvent *event_public)
1495 {
1496   EventPriv *event = (EventPriv *) event_public;
1497
1498   g_return_if_fail (event_public != NULL);
1499
1500   reject_approval (event->approval);
1501 }