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