src/empathy-event-manager.c

   1 /*
   2  * Copyright (C) 2007-2008 Collabora Ltd.
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  17  *
  18  * Authors: Xavier Claessens <xclaesse@gmail.com>
  19  *          Sjoerd Simons <sjoerd.simons@collabora.co.uk>
  20  */
  21
  22 #include <config.h>
  23
  24 #include <string.h>
  25 #include <glib/gi18n.h>
  26
  27 #include <telepathy-glib/util.h>
  28
  29 #include <libempathy/empathy-dispatcher.h>
  30 #include <libempathy/empathy-tp-contact-factory.h>
  31 #include <libempathy/empathy-contact-manager.h>
  32 #include <libempathy/empathy-tp-chat.h>
  33 #include <libempathy/empathy-tp-call.h>
  34 #include <libempathy/empathy-tp-file.h>
  35 #include <libempathy/empathy-utils.h>
  36 #include <libempathy/empathy-call-factory.h>
  37
  38 #include <extensions/extensions.h>
  39
  40 #include <libempathy-gtk/empathy-images.h>
  41 #include <libempathy-gtk/empathy-contact-dialogs.h>
  42 #include <libempathy-gtk/empathy-ui-utils.h>
  43
  44 #include "empathy-event-manager.h"
  45 #include "empathy-main-window.h"
  46 #include "empathy-tube-dispatch.h"
  47
  48 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
  49 #include <libempathy/empathy-debug.h>
  50
  51 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyEventManager)
  52
  53 typedef struct {
  54   EmpathyEventManager *manager;
  55   EmpathyDispatchOperation *operation;
  56   gulong approved_handler;
  57   gulong claimed_handler;
  58   gulong invalidated_handler;
  59   /* Remove contact if applicable */
  60   EmpathyContact *contact;
  61   /* Tube dispatcher if applicable */
  62   EmpathyTubeDispatch *tube_dispatch;
  63   /* option signal handler and it's instance */
  64   gulong handler;
  65   GObject *handler_instance;
  66   /* optional accept widget */
  67   GtkWidget *dialog;
  68 } EventManagerApproval;
  69
  70 typedef struct {
  71   EmpathyDispatcher *dispatcher;
  72   EmpathyContactManager *contact_manager;
  73   GSList *events;
  74   /* Ongoing approvals */
  75   GSList *approvals;
  76
  77   /* voip ringing sound */
  78   guint voip_timeout;
  79   gint ringing;
  80 } EmpathyEventManagerPriv;
  81
  82 typedef struct _EventPriv EventPriv;
  83 typedef void (*EventFunc) (EventPriv *event);
  84
  85 struct _EventPriv {
  86   EmpathyEvent public;
  87   EmpathyEventManager *manager;
  88   EventManagerApproval *approval;
  89   EventFunc func;
  90   gboolean inhibit;
  91   gpointer user_data;
  92 };
  93
  94 enum {
  95   EVENT_ADDED,
  96   EVENT_REMOVED,
  97   EVENT_UPDATED,
  98   LAST_SIGNAL
  99 };
 100
 101 static guint signals[LAST_SIGNAL];
 102
 103 G_DEFINE_TYPE (EmpathyEventManager, empathy_event_manager, G_TYPE_OBJECT);
 104
 105 static EmpathyEventManager * manager_singleton = NULL;
 106
 107 static EventManagerApproval *
 108 event_manager_approval_new (EmpathyEventManager *manager,
 109   EmpathyDispatchOperation *operation)
 110 {
 111   EventManagerApproval *result = g_slice_new0 (EventManagerApproval);
 112   result->operation = g_object_ref (operation);
 113   result->manager = manager;
 114
 115   return result;
 116 }
 117
 118 static void
 119 event_manager_approval_free (EventManagerApproval *approval)
 120 {
 121   g_signal_handler_disconnect (approval->operation,
 122     approval->approved_handler);
 123   g_signal_handler_disconnect (approval->operation,
 124     approval->claimed_handler);
 125   g_signal_handler_disconnect (approval->operation,
 126     approval->invalidated_handler);
 127   g_object_unref (approval->operation);
 128
 129   if (approval->handler != 0)
 130     g_signal_handler_disconnect (approval->handler_instance,
 131       approval->handler);
 132
 133   if (approval->contact != NULL)
 134     g_object_unref (approval->contact);
 135
 136   if (approval->tube_dispatch != NULL)
 137     g_object_unref (approval->tube_dispatch);
 138
 139   if (approval->dialog != NULL)
 140     {
 141       gtk_widget_destroy (approval->dialog);
 142     }
 143
 144   g_slice_free (EventManagerApproval, approval);
 145 }
 146
 147 static void event_remove (EventPriv *event);
 148
 149 static void
 150 event_free (EventPriv *event)
 151 {
 152   g_free (event->public.icon_name);
 153   g_free (event->public.header);
 154   g_free (event->public.message);
 155
 156   if (event->public.contact)
 157     {
 158       g_object_unref (event->public.contact);
 159     }
 160
 161   g_slice_free (EventPriv, event);
 162 }
 163
 164 static void event_manager_ringing_finished_cb (ca_context *c, guint id,
 165   int error_code, gpointer user_data);
 166
 167 static gboolean
 168 event_manager_ringing_timeout_cb (gpointer data)
 169 {
 170   EmpathyEventManager *manager = EMPATHY_EVENT_MANAGER (data);
 171   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 172
 173   priv->voip_timeout = 0;
 174
 175   empathy_sound_play_full (empathy_main_window_get (),
 176       EMPATHY_SOUND_PHONE_INCOMING, event_manager_ringing_finished_cb,
 177       manager);
 178
 179   return FALSE;
 180 }
 181
 182 static gboolean
 183 event_manager_ringing_idle_cb (gpointer data)
 184 {
 185   EmpathyEventManager *manager = EMPATHY_EVENT_MANAGER (data);
 186   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 187
 188   if (priv->ringing > 0)
 189     priv->voip_timeout = g_timeout_add (500, event_manager_ringing_timeout_cb,
 190       data);
 191
 192   return FALSE;
 193 }
 194
 195 static void
 196 event_manager_ringing_finished_cb (ca_context *c, guint id, int error_code,
 197   gpointer user_data)
 198 {
 199   if (error_code == CA_ERROR_CANCELED)
 200     return;
 201
 202   g_idle_add (event_manager_ringing_idle_cb, user_data);
 203 }
 204
 205 static void
 206 event_manager_start_ringing (EmpathyEventManager *manager)
 207 {
 208   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 209
 210   priv->ringing++;
 211
 212   if (priv->ringing == 1)
 213     {
 214       empathy_sound_play_full (empathy_main_window_get (),
 215         EMPATHY_SOUND_PHONE_INCOMING, event_manager_ringing_finished_cb,
 216         manager);
 217     }
 218 }
 219
 220 static void
 221 event_manager_stop_ringing (EmpathyEventManager *manager)
 222 {
 223   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 224
 225   priv->ringing--;
 226
 227   if (priv->ringing > 0)
 228     return;
 229
 230   empathy_sound_stop (EMPATHY_SOUND_PHONE_INCOMING);
 231
 232   if (priv->voip_timeout != 0)
 233     {
 234       g_source_remove (priv->voip_timeout);
 235       priv->voip_timeout = 0;
 236     }
 237 }
 238
 239 static void
 240 event_remove (EventPriv *event)
 241 {
 242   EmpathyEventManagerPriv *priv = GET_PRIV (event->manager);
 243
 244   DEBUG ("Removing event %p", event);
 245   priv->events = g_slist_remove (priv->events, event);
 246   g_signal_emit (event->manager, signals[EVENT_REMOVED], 0, event);
 247   event_free (event);
 248 }
 249
 250 static void
 251 event_manager_add (EmpathyEventManager *manager, EmpathyContact *contact,
 252   const gchar *icon_name, const gchar *header, const gchar *message,
 253   EventManagerApproval *approval, EventFunc func, gpointer user_data)
 254 {
 255   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 256   EventPriv               *event;
 257
 258   event = g_slice_new0 (EventPriv);
 259   event->public.contact = contact ? g_object_ref (contact) : NULL;
 260   event->public.icon_name = g_strdup (icon_name);
 261   event->public.header = g_strdup (header);
 262   event->public.message = g_strdup (message);
 263   event->inhibit = FALSE;
 264   event->func = func;
 265   event->user_data = user_data;
 266   event->manager = manager;
 267   event->approval = approval;
 268
 269   DEBUG ("Adding event %p", event);
 270   priv->events = g_slist_prepend (priv->events, event);
 271   g_signal_emit (event->manager, signals[EVENT_ADDED], 0, event);
 272 }
 273
 274 static void
 275 event_channel_process_func (EventPriv *event)
 276 {
 277   empathy_dispatch_operation_approve (event->approval->operation);
 278 }
 279
 280 static void
 281 event_text_channel_process_func (EventPriv *event)
 282 {
 283   EmpathyTpChat *tp_chat;
 284
 285   if (event->approval->handler != 0)
 286     {
 287       tp_chat = EMPATHY_TP_CHAT
 288         (empathy_dispatch_operation_get_channel_wrapper (event->approval->operation));
 289
 290       g_signal_handler_disconnect (tp_chat, event->approval->handler);
 291       event->approval->handler = 0;
 292     }
 293
 294   empathy_dispatch_operation_approve (event->approval->operation);
 295 }
 296
 297 static EventPriv *
 298 event_lookup_by_approval (EmpathyEventManager *manager,
 299   EventManagerApproval *approval)
 300 {
 301   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 302   GSList *l;
 303   EventPriv *retval = NULL;
 304
 305   for (l = priv->events; l; l = l->next)
 306     {
 307       EventPriv *event = l->data;
 308
 309       if (event->approval == approval)
 310         {
 311           retval = event;
 312           break;
 313         }
 314     }
 315
 316   return retval;
 317 }
 318
 319 static void
 320 event_update (EmpathyEventManager *manager, EventPriv *event,
 321   const char *icon_name, const char *header, const char *msg)
 322 {
 323   g_free (event->public.icon_name);
 324   g_free (event->public.header);
 325   g_free (event->public.message);
 326
 327   event->public.icon_name = g_strdup (icon_name);
 328   event->public.header = g_strdup (header);
 329   event->public.message = g_strdup (msg);
 330
 331   g_signal_emit (manager, signals[EVENT_UPDATED], 0, event);
 332 }
 333
 334 static void
 335 event_manager_call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
 336   gint response, gpointer user_data)
 337 {
 338   EventManagerApproval *approval = user_data;
 339
 340   gtk_widget_destroy (approval->dialog);
 341   approval->dialog = NULL;
 342
 343   if (response != GTK_RESPONSE_ACCEPT)
 344     {
 345       EmpathyTpCall *call =
 346         EMPATHY_TP_CALL (
 347           empathy_dispatch_operation_get_channel_wrapper (
 348             approval->operation));
 349
 350       g_object_ref (call);
 351       if (empathy_dispatch_operation_claim (approval->operation))
 352         empathy_tp_call_close (call);
 353       g_object_unref (call);
 354
 355     }
 356   else
 357     {
 358       EmpathyCallFactory *factory = empathy_call_factory_get ();
 359       empathy_call_factory_claim_channel (factory, approval->operation);
 360     }
 361 }
 362
 363 static void
 364 event_channel_process_voip_func (EventPriv *event)
 365 {
 366   GtkWidget *dialog;
 367   GtkWidget *button;
 368   GtkWidget *image;
 369
 370   if (event->approval->dialog != NULL)
 371     {
 372       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 373       return;
 374     }
 375
 376   dialog = gtk_message_dialog_new (NULL, 0,
 377       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Incoming call"));
 378   gtk_message_dialog_format_secondary_text (
 379     GTK_MESSAGE_DIALOG (dialog),
 380       _("%s is calling you, do you want to answer?"),
 381       empathy_contact_get_name (event->approval->contact));
 382
 383   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 384       GTK_RESPONSE_OK);
 385
 386   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 387       _("_Reject"), GTK_RESPONSE_REJECT);
 388   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL,
 389     GTK_ICON_SIZE_BUTTON);
 390   gtk_button_set_image (GTK_BUTTON (button), image);
 391
 392   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 393       _("_Answer"), GTK_RESPONSE_ACCEPT);
 394
 395   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 396   gtk_button_set_image (GTK_BUTTON (button), image);
 397
 398   g_signal_connect (dialog, "response",
 399       G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 400       event->approval);
 401
 402   gtk_widget_show (dialog);
 403
 404   event->approval->dialog = dialog;
 405 }
 406
 407 static void
 408 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 409   EmpathyMessage *message, EventManagerApproval *approval)
 410 {
 411   EmpathyContact  *sender;
 412   gchar           *header;
 413   const gchar     *msg;
 414   TpChannel       *channel;
 415   EventPriv       *event;
 416
 417   /* try to update the event if it's referring to a chat which is already in the
 418    * queue. */
 419   event = event_lookup_by_approval (approval->manager, approval);
 420
 421   if (event != NULL && event->inhibit && approval->handler != 0)
 422     {
 423       g_signal_handler_disconnect (tp_chat, approval->handler);
 424       approval->handler = 0;
 425       return;
 426     }
 427
 428   sender = empathy_message_get_sender (message);
 429   header = g_strdup_printf (_("New message from %s"),
 430                             empathy_contact_get_name (sender));
 431   msg = empathy_message_get_body (message);
 432
 433   channel = empathy_tp_chat_get_channel (tp_chat);
 434
 435   if (event != NULL)
 436     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header, msg);
 437   else
 438     event_manager_add (approval->manager, sender, EMPATHY_IMAGE_NEW_MESSAGE, header,
 439       msg, approval, event_text_channel_process_func, NULL);
 440
 441   g_free (header);
 442   empathy_sound_play (empathy_main_window_get (),
 443     EMPATHY_SOUND_CONVERSATION_NEW);
 444 }
 445
 446 static void
 447 event_manager_approval_done (EventManagerApproval *approval)
 448 {
 449   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 450   GSList                  *l;
 451
 452   if (approval->operation != NULL)
 453     {
 454       GQuark channel_type;
 455
 456       channel_type = empathy_dispatch_operation_get_channel_type_id (
 457           approval->operation);
 458       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 459         {
 460           event_manager_stop_ringing (approval->manager);
 461         }
 462     }
 463
 464   priv->approvals = g_slist_remove (priv->approvals, approval);
 465
 466   for (l = priv->events; l; l = l->next)
 467     {
 468       EventPriv *event = l->data;
 469
 470       if (event->approval == approval)
 471         {
 472           event_remove (event);
 473           break;
 474         }
 475     }
 476
 477   event_manager_approval_free (approval);
 478 }
 479
 480 static void
 481 event_manager_operation_approved_cb (EmpathyDispatchOperation *operation,
 482   EventManagerApproval *approval)
 483 {
 484   event_manager_approval_done (approval);
 485 }
 486
 487 static void
 488 event_manager_operation_claimed_cb (EmpathyDispatchOperation *operation,
 489   EventManagerApproval *approval)
 490 {
 491   event_manager_approval_done (approval);
 492 }
 493
 494 static void
 495 event_manager_operation_invalidated_cb (EmpathyDispatchOperation *operation,
 496   guint domain, gint code, gchar *message,
 497   EventManagerApproval *approval)
 498 {
 499   event_manager_approval_done (approval);
 500 }
 501
 502 static void
 503 event_manager_media_channel_got_contact (EventManagerApproval *approval)
 504 {
 505   gchar *header;
 506
 507   header = g_strdup_printf (_("Incoming call from %s"),
 508     empathy_contact_get_name (approval->contact));
 509
 510   event_manager_add (approval->manager,
 511     approval->contact, EMPATHY_IMAGE_VOIP, header, NULL,
 512     approval, event_channel_process_voip_func, NULL);
 513
 514   g_free (header);
 515   event_manager_start_ringing (approval->manager);
 516 }
 517
 518 static void
 519 event_manager_media_channel_contact_changed_cb (EmpathyTpCall *call,
 520   GParamSpec *param, EventManagerApproval *approval)
 521 {
 522   EmpathyContact *contact;
 523
 524   g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 525
 526   if (contact == NULL)
 527     return;
 528
 529   approval->contact = contact;
 530   event_manager_media_channel_got_contact (approval);
 531 }
 532
 533 static void
 534 event_manager_tube_approved_cb (EventPriv *event)
 535 {
 536   empathy_tube_dispatch_handle (event->approval->tube_dispatch);
 537 }
 538
 539 static void
 540 event_manager_add_tube_approval (EventManagerApproval *approval,
 541   EmpathyTubeDispatchAbility ability)
 542 {
 543   const gchar *icon_name;
 544   gchar       *header;
 545   const gchar *msg;
 546
 547   header = g_strdup_printf (_("%s is offering you an invitation"),
 548     empathy_contact_get_name (approval->contact));
 549
 550   if (ability == EMPATHY_TUBE_DISPATCHABILITY_POSSIBLE)
 551     {
 552       icon_name = GTK_STOCK_EXECUTE;
 553       msg = _("An external application will be started to handle it.");
 554     }
 555   else
 556     {
 557       icon_name = GTK_STOCK_DIALOG_ERROR;
 558       msg = _("You don't have the needed external "
 559               "application to handle it.");
 560     }
 561
 562   event_manager_add (approval->manager, approval->contact, icon_name, header,
 563     msg, approval, event_manager_tube_approved_cb, approval);
 564
 565   g_free (header);
 566   /* FIXME better sound for incoming tubes ? */
 567   empathy_sound_play (empathy_main_window_get (),
 568     EMPATHY_SOUND_CONVERSATION_NEW);
 569 }
 570
 571 static void
 572 event_manager_tube_dispatch_ability_cb (GObject *object,
 573    GParamSpec *spec, gpointer user_data)
 574 {
 575   EventManagerApproval *approval = (EventManagerApproval *)user_data;
 576   EmpathyTubeDispatchAbility dispatchability;
 577
 578   dispatchability =
 579     empathy_tube_dispatch_is_dispatchable (approval->tube_dispatch);
 580
 581   if (dispatchability != EMPATHY_TUBE_DISPATCHABILITY_UNKNOWN)
 582     {
 583       event_manager_add_tube_approval (approval, dispatchability);
 584       g_signal_handler_disconnect (object, approval->handler);
 585       approval->handler = 0;
 586     }
 587 }
 588
 589 static void
 590 event_manager_tube_got_contact_cb (EmpathyTpContactFactory *factory,
 591                                    EmpathyContact *contact,
 592                                    const GError *error,
 593                                    gpointer user_data,
 594                                    GObject *object)
 595 {
 596   EventManagerApproval *approval = (EventManagerApproval *)user_data;
 597   EmpathyTubeDispatchAbility dispatchability;
 598
 599   if (error != NULL)
 600     {
 601       /* FIXME: We should probably still display the event */
 602       DEBUG ("Error: %s", error->message);
 603       return;
 604     }
 605
 606   approval->contact = g_object_ref (contact);
 607
 608   dispatchability = empathy_tube_dispatch_is_dispatchable
 609     (approval->tube_dispatch);
 610
 611   switch (dispatchability)
 612     {
 613       case EMPATHY_TUBE_DISPATCHABILITY_UNKNOWN:
 614         approval->handler = g_signal_connect (approval->tube_dispatch,
 615           "notify::dispatchability",
 616           G_CALLBACK (event_manager_tube_dispatch_ability_cb), approval);
 617         approval->handler_instance = G_OBJECT (approval->tube_dispatch);
 618         break;
 619       case EMPATHY_TUBE_DISPATCHABILITY_POSSIBLE:
 620         /* fallthrough */
 621       case EMPATHY_TUBE_DISPATCHABILITY_IMPOSSIBLE:
 622         event_manager_add_tube_approval (approval, dispatchability);
 623         break;
 624     }
 625 }
 626
 627 static void
 628 invite_dialog_response_cb (GtkDialog *dialog,
 629                            gint response,
 630                            EventManagerApproval *approval)
 631 {
 632   EmpathyTpChat *tp_chat;
 633   TpChannel *channel;
 634   TpHandle self_handle;
 635   GArray *members;
 636
 637   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 638   approval->dialog = NULL;
 639
 640   tp_chat = EMPATHY_TP_CHAT (empathy_dispatch_operation_get_channel_wrapper (
 641         approval->operation));
 642
 643   if (response != GTK_RESPONSE_OK)
 644     {
 645       /* close channel */
 646       DEBUG ("Muc invitation rejected");
 647
 648       if (empathy_dispatch_operation_claim (approval->operation))
 649         empathy_tp_chat_close (tp_chat);
 650       return;
 651     }
 652
 653   DEBUG ("Muc invitation accepted");
 654
 655   /* join the room */
 656   channel = empathy_tp_chat_get_channel (tp_chat);
 657
 658   self_handle = tp_channel_group_get_self_handle (channel);
 659   members = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
 660   g_array_append_val (members, self_handle);
 661
 662   tp_cli_channel_interface_group_call_add_members (channel, -1, members,
 663       "", NULL, NULL, NULL, NULL);
 664
 665   empathy_dispatch_operation_approve (approval->operation);
 666
 667   g_array_free (members, TRUE);
 668 }
 669
 670 static void
 671 event_room_channel_process_func (EventPriv *event)
 672 {
 673   GtkWidget *dialog, *button, *image;
 674   TpChannel *channel = empathy_dispatch_operation_get_channel (
 675       event->approval->operation);
 676
 677   if (event->approval->dialog != NULL)
 678     {
 679       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 680       return;
 681     }
 682
 683   /* create dialog */
 684   dialog = gtk_message_dialog_new (NULL, 0,
 685       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 686
 687   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 688       _("%s is inviting you to join %s"),
 689       empathy_contact_get_name (event->approval->contact),
 690       tp_channel_get_identifier (channel));
 691
 692   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 693       GTK_RESPONSE_OK);
 694
 695   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 696       _("_Decline"), GTK_RESPONSE_CANCEL);
 697   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 698   gtk_button_set_image (GTK_BUTTON (button), image);
 699
 700   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 701       _("_Join"), GTK_RESPONSE_OK);
 702   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 703   gtk_button_set_image (GTK_BUTTON (button), image);
 704
 705   g_signal_connect (dialog, "response",
 706       G_CALLBACK (invite_dialog_response_cb), event->approval);
 707
 708   gtk_widget_show (dialog);
 709
 710   event->approval->dialog = dialog;
 711 }
 712
 713 static void
 714 event_manager_muc_invite_got_contact_cb (EmpathyTpContactFactory *factory,
 715                                          EmpathyContact *contact,
 716                                          const GError *error,
 717                                          gpointer user_data,
 718                                          GObject *object)
 719 {
 720   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 721   TpChannel *channel;
 722   const gchar *invite_msg;
 723   gchar *msg;
 724   TpHandle self_handle;
 725
 726   if (error != NULL)
 727     {
 728       /* FIXME: We should probably still display the event */
 729       DEBUG ("Error: %s", error->message);
 730       return;
 731     }
 732
 733   approval->contact = g_object_ref (contact);
 734   channel = empathy_dispatch_operation_get_channel (approval->operation);
 735
 736   self_handle = tp_channel_group_get_self_handle (channel);
 737   tp_channel_group_get_local_pending_info (channel, self_handle, NULL, NULL,
 738       &invite_msg);
 739
 740   msg = g_strdup_printf (_("%s invited you to join %s"),
 741       empathy_contact_get_name (approval->contact),
 742       tp_channel_get_identifier (channel));
 743
 744   event_manager_add (approval->manager,
 745     approval->contact, EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg,
 746     approval, event_room_channel_process_func, NULL);
 747
 748   empathy_sound_play (empathy_main_window_get (),
 749     EMPATHY_SOUND_CONVERSATION_NEW);
 750
 751   g_free (msg);
 752 }
 753
 754 static void
 755 event_manager_approve_channel_cb (EmpathyDispatcher *dispatcher,
 756   EmpathyDispatchOperation  *operation, EmpathyEventManager *manager)
 757 {
 758   const gchar *channel_type;
 759   EventManagerApproval *approval;
 760   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 761
 762   channel_type = empathy_dispatch_operation_get_channel_type (operation);
 763
 764   approval = event_manager_approval_new (manager, operation);
 765   priv->approvals = g_slist_prepend (priv->approvals, approval);
 766
 767   approval->approved_handler = g_signal_connect (operation, "approved",
 768     G_CALLBACK (event_manager_operation_approved_cb), approval);
 769
 770   approval->claimed_handler = g_signal_connect (operation, "claimed",
 771      G_CALLBACK (event_manager_operation_claimed_cb), approval);
 772
 773   approval->invalidated_handler = g_signal_connect (operation, "invalidated",
 774      G_CALLBACK (event_manager_operation_invalidated_cb), approval);
 775
 776   if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TEXT))
 777     {
 778       EmpathyTpChat *tp_chat =
 779         EMPATHY_TP_CHAT (
 780           empathy_dispatch_operation_get_channel_wrapper (operation));
 781       TpChannel *channel = empathy_tp_chat_get_channel (tp_chat);
 782
 783       if (tp_proxy_has_interface (channel, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 784         {
 785           /* Are we in local-pending ? */
 786           TpHandle self_handle, inviter;
 787
 788           self_handle = tp_channel_group_get_self_handle (channel);
 789
 790           if (self_handle != 0 && tp_channel_group_get_local_pending_info (
 791                 channel, self_handle, &inviter, NULL, NULL))
 792             {
 793               /* We are invited to a room */
 794               EmpathyTpContactFactory *factory;
 795               TpConnection *connection;
 796
 797               DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 798                   tp_channel_get_identifier (channel));
 799
 800               connection = empathy_tp_chat_get_connection (tp_chat);
 801               factory = empathy_tp_contact_factory_dup_singleton (connection);
 802
 803               empathy_tp_contact_factory_get_from_handle (factory,
 804                   inviter, event_manager_muc_invite_got_contact_cb,
 805                   approval, NULL, G_OBJECT (manager));
 806
 807               g_object_unref (factory);
 808               return;
 809             }
 810
 811           /* if we are not invited, let's wait for the first message */
 812         }
 813
 814       /* 1-1 text channel, wait for the first message */
 815       approval->handler = g_signal_connect (tp_chat, "message-received",
 816         G_CALLBACK (event_manager_chat_message_received_cb), approval);
 817       approval->handler_instance = G_OBJECT (tp_chat);
 818     }
 819   else if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA))
 820     {
 821       EmpathyContact *contact;
 822       EmpathyTpCall *call = EMPATHY_TP_CALL (
 823           empathy_dispatch_operation_get_channel_wrapper (operation));
 824
 825       g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 826
 827       if (contact == NULL)
 828         {
 829           g_signal_connect (call, "notify::contact",
 830             G_CALLBACK (event_manager_media_channel_contact_changed_cb),
 831             approval);
 832         }
 833       else
 834         {
 835           approval->contact = contact;
 836           event_manager_media_channel_got_contact (approval);
 837         }
 838
 839     }
 840   else if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER))
 841     {
 842       EmpathyTpFile *file;
 843       gchar *header;
 844
 845       file = EMPATHY_TP_FILE (empathy_dispatch_operation_get_channel_wrapper (operation));
 846       approval->contact = g_object_ref (empathy_tp_file_get_contact (file));
 847
 848       header = g_strdup_printf (_("Incoming file transfer from %s"),
 849         empathy_contact_get_name (approval->contact));
 850
 851       event_manager_add (manager, approval->contact, EMPATHY_IMAGE_DOCUMENT_SEND,
 852         header, NULL, approval, event_channel_process_func, NULL);
 853
 854       /* FIXME better sound for incoming file transfers ?*/
 855       empathy_sound_play (empathy_main_window_get (),
 856         EMPATHY_SOUND_CONVERSATION_NEW);
 857
 858       g_free (header);
 859     }
 860   else if (!tp_strdiff (channel_type, EMP_IFACE_CHANNEL_TYPE_STREAM_TUBE) ||
 861       !tp_strdiff (channel_type, EMP_IFACE_CHANNEL_TYPE_DBUS_TUBE))
 862     {
 863       TpChannel *channel;
 864       TpHandle handle;
 865       TpHandleType handle_type;
 866       TpConnection *connection;
 867       EmpathyTpContactFactory *factory;
 868
 869       channel = empathy_dispatch_operation_get_channel (operation);
 870       handle = tp_channel_get_handle (channel, &handle_type);
 871
 872       /* Only understand p2p tubes */
 873       if (handle_type != TP_HANDLE_TYPE_CONTACT)
 874         return;
 875
 876       approval->tube_dispatch = empathy_tube_dispatch_new (operation);
 877       connection = tp_channel_borrow_connection (channel);
 878       factory = empathy_tp_contact_factory_dup_singleton (connection);
 879       empathy_tp_contact_factory_get_from_handle (factory, handle,
 880         event_manager_tube_got_contact_cb, approval, NULL, G_OBJECT (manager));
 881     }
 882   else
 883     {
 884       DEBUG ("Unknown channel type, ignoring..");
 885     }
 886 }
 887
 888 static void
 889 event_pending_subscribe_func (EventPriv *event)
 890 {
 891   empathy_subscription_dialog_show (event->public.contact, NULL);
 892   event_remove (event);
 893 }
 894
 895 static void
 896 event_manager_pendings_changed_cb (EmpathyContactList  *list,
 897   EmpathyContact *contact, EmpathyContact *actor,
 898   guint reason, gchar *message, gboolean is_pending,
 899   EmpathyEventManager *manager)
 900 {
 901   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 902   gchar                   *header, *event_msg;
 903
 904   if (!is_pending)
 905     {
 906       GSList *l;
 907
 908       for (l = priv->events; l; l = l->next)
 909         {
 910           EventPriv *event = l->data;
 911
 912           if (event->public.contact == contact &&
 913               event->func == event_pending_subscribe_func)
 914             {
 915               event_remove (event);
 916               break;
 917             }
 918         }
 919
 920       return;
 921     }
 922
 923   header = g_strdup_printf (_("Subscription requested by %s"),
 924     empathy_contact_get_name (contact));
 925
 926   if (!EMP_STR_EMPTY (message))
 927     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
 928   else
 929     event_msg = NULL;
 930
 931   event_manager_add (manager, contact, GTK_STOCK_DIALOG_QUESTION, header,
 932     event_msg, NULL, event_pending_subscribe_func, NULL);
 933
 934   g_free (event_msg);
 935   g_free (header);
 936 }
 937
 938 static GObject *
 939 event_manager_constructor (GType type,
 940                            guint n_props,
 941                            GObjectConstructParam *props)
 942 {
 943         GObject *retval;
 944
 945         if (manager_singleton) {
 946                 retval = g_object_ref (manager_singleton);
 947         } else {
 948                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
 949                         (type, n_props, props);
 950
 951                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
 952                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
 953         }
 954
 955         return retval;
 956 }
 957
 958 static void
 959 event_manager_finalize (GObject *object)
 960 {
 961   EmpathyEventManagerPriv *priv = GET_PRIV (object);
 962
 963   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
 964   g_slist_free (priv->events);
 965   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
 966   g_slist_free (priv->approvals);
 967   g_object_unref (priv->contact_manager);
 968   g_object_unref (priv->dispatcher);
 969 }
 970
 971 static void
 972 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
 973 {
 974   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 975
 976   object_class->finalize = event_manager_finalize;
 977   object_class->constructor = event_manager_constructor;
 978
 979   signals[EVENT_ADDED] =
 980     g_signal_new ("event-added",
 981       G_TYPE_FROM_CLASS (klass),
 982       G_SIGNAL_RUN_LAST,
 983       0,
 984       NULL, NULL,
 985       g_cclosure_marshal_VOID__POINTER,
 986       G_TYPE_NONE,
 987       1, G_TYPE_POINTER);
 988
 989   signals[EVENT_REMOVED] =
 990   g_signal_new ("event-removed",
 991       G_TYPE_FROM_CLASS (klass),
 992       G_SIGNAL_RUN_LAST,
 993       0,
 994       NULL, NULL,
 995       g_cclosure_marshal_VOID__POINTER,
 996       G_TYPE_NONE, 1, G_TYPE_POINTER);
 997
 998   signals[EVENT_UPDATED] =
 999   g_signal_new ("event-updated",
1000       G_TYPE_FROM_CLASS (klass),
1001       G_SIGNAL_RUN_LAST,
1002       0,
1003       NULL, NULL,
1004       g_cclosure_marshal_VOID__POINTER,
1005       G_TYPE_NONE, 1, G_TYPE_POINTER);
1006
1007
1008   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
1009 }
1010
1011 static void
1012 empathy_event_manager_init (EmpathyEventManager *manager)
1013 {
1014   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1015     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1016
1017   manager->priv = priv;
1018
1019   priv->dispatcher = empathy_dispatcher_dup_singleton ();
1020   priv->contact_manager = empathy_contact_manager_dup_singleton ();
1021   g_signal_connect (priv->dispatcher, "approve",
1022     G_CALLBACK (event_manager_approve_channel_cb), manager);
1023   g_signal_connect (priv->contact_manager, "pendings-changed",
1024     G_CALLBACK (event_manager_pendings_changed_cb), manager);
1025 }
1026
1027 EmpathyEventManager *
1028 empathy_event_manager_dup_singleton (void)
1029 {
1030   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1031 }
1032
1033 GSList *
1034 empathy_event_manager_get_events (EmpathyEventManager *manager)
1035 {
1036   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1037
1038   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1039
1040   return priv->events;
1041 }
1042
1043 EmpathyEvent *
1044 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1045 {
1046   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1047
1048   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1049
1050   return priv->events ? priv->events->data : NULL;
1051 }
1052
1053 void
1054 empathy_event_activate (EmpathyEvent *event_public)
1055 {
1056   EventPriv *event = (EventPriv*) event_public;
1057
1058   g_return_if_fail (event_public != NULL);
1059
1060   if (event->func)
1061     event->func (event);
1062   else
1063     event_remove (event);
1064 }
1065
1066 void
1067 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1068 {
1069   EventPriv *event = (EventPriv *) event_public;
1070
1071   g_return_if_fail (event_public != NULL);
1072
1073   event->inhibit = TRUE;
1074 }
1075