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 (GTK_WINDOW (empathy_main_window_get()),
 377       GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
 378       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Incoming call"));
 379   gtk_message_dialog_format_secondary_text (
 380     GTK_MESSAGE_DIALOG (dialog),
 381       _("%s is calling you, do you want to answer?"),
 382       empathy_contact_get_name (event->approval->contact));
 383
 384   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 385       GTK_RESPONSE_OK);
 386
 387   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 388       _("_Reject"), GTK_RESPONSE_REJECT);
 389   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL,
 390     GTK_ICON_SIZE_BUTTON);
 391   gtk_button_set_image (GTK_BUTTON (button), image);
 392
 393   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 394       _("_Answer"), GTK_RESPONSE_ACCEPT);
 395
 396   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 397   gtk_button_set_image (GTK_BUTTON (button), image);
 398
 399   g_signal_connect (dialog, "response",
 400       G_CALLBACK (event_manager_call_window_confirmation_dialog_response_cb),
 401       event->approval);
 402
 403   gtk_widget_show (dialog);
 404
 405   event->approval->dialog = dialog;
 406 }
 407
 408 static void
 409 event_manager_chat_message_received_cb (EmpathyTpChat *tp_chat,
 410   EmpathyMessage *message, EventManagerApproval *approval)
 411 {
 412   EmpathyContact  *sender;
 413   gchar           *header;
 414   const gchar     *msg;
 415   TpChannel       *channel;
 416   EventPriv       *event;
 417
 418   /* try to update the event if it's referring to a chat which is already in the
 419    * queue. */
 420   event = event_lookup_by_approval (approval->manager, approval);
 421
 422   if (event != NULL && event->inhibit && approval->handler != 0)
 423     {
 424       g_signal_handler_disconnect (tp_chat, approval->handler);
 425       approval->handler = 0;
 426       return;
 427     }
 428
 429   sender = empathy_message_get_sender (message);
 430   header = g_strdup_printf (_("New message from %s"),
 431                             empathy_contact_get_name (sender));
 432   msg = empathy_message_get_body (message);
 433
 434   channel = empathy_tp_chat_get_channel (tp_chat);
 435
 436   if (event != NULL)
 437     event_update (approval->manager, event, EMPATHY_IMAGE_NEW_MESSAGE, header, msg);
 438   else
 439     event_manager_add (approval->manager, sender, EMPATHY_IMAGE_NEW_MESSAGE, header,
 440       msg, approval, event_text_channel_process_func, NULL);
 441
 442   g_free (header);
 443   empathy_sound_play (empathy_main_window_get (),
 444     EMPATHY_SOUND_CONVERSATION_NEW);
 445 }
 446
 447 static void
 448 event_manager_approval_done (EventManagerApproval *approval)
 449 {
 450   EmpathyEventManagerPriv *priv = GET_PRIV (approval->manager);
 451   GSList                  *l;
 452
 453   if (approval->operation != NULL)
 454     {
 455       GQuark channel_type;
 456
 457       channel_type = empathy_dispatch_operation_get_channel_type_id (
 458           approval->operation);
 459       if (channel_type == TP_IFACE_QUARK_CHANNEL_TYPE_STREAMED_MEDIA)
 460         {
 461           event_manager_stop_ringing (approval->manager);
 462         }
 463     }
 464
 465   priv->approvals = g_slist_remove (priv->approvals, approval);
 466
 467   for (l = priv->events; l; l = l->next)
 468     {
 469       EventPriv *event = l->data;
 470
 471       if (event->approval == approval)
 472         {
 473           event_remove (event);
 474           break;
 475         }
 476     }
 477
 478   event_manager_approval_free (approval);
 479 }
 480
 481 static void
 482 event_manager_operation_approved_cb (EmpathyDispatchOperation *operation,
 483   EventManagerApproval *approval)
 484 {
 485   event_manager_approval_done (approval);
 486 }
 487
 488 static void
 489 event_manager_operation_claimed_cb (EmpathyDispatchOperation *operation,
 490   EventManagerApproval *approval)
 491 {
 492   event_manager_approval_done (approval);
 493 }
 494
 495 static void
 496 event_manager_operation_invalidated_cb (EmpathyDispatchOperation *operation,
 497   guint domain, gint code, gchar *message,
 498   EventManagerApproval *approval)
 499 {
 500   event_manager_approval_done (approval);
 501 }
 502
 503 static void
 504 event_manager_media_channel_got_contact (EventManagerApproval *approval)
 505 {
 506   gchar *header;
 507
 508   header = g_strdup_printf (_("Incoming call from %s"),
 509     empathy_contact_get_name (approval->contact));
 510
 511   event_manager_add (approval->manager,
 512     approval->contact, EMPATHY_IMAGE_VOIP, header, NULL,
 513     approval, event_channel_process_voip_func, NULL);
 514
 515   g_free (header);
 516   event_manager_start_ringing (approval->manager);
 517 }
 518
 519 static void
 520 event_manager_media_channel_contact_changed_cb (EmpathyTpCall *call,
 521   GParamSpec *param, EventManagerApproval *approval)
 522 {
 523   EmpathyContact *contact;
 524
 525   g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 526
 527   if (contact == NULL)
 528     return;
 529
 530   approval->contact = contact;
 531   event_manager_media_channel_got_contact (approval);
 532 }
 533
 534 static void
 535 event_manager_tube_approved_cb (EventPriv *event)
 536 {
 537   empathy_tube_dispatch_handle (event->approval->tube_dispatch);
 538 }
 539
 540 static void
 541 event_manager_add_tube_approval (EventManagerApproval *approval,
 542   EmpathyTubeDispatchAbility ability)
 543 {
 544   const gchar *icon_name;
 545   gchar       *header;
 546   const gchar *msg;
 547
 548   header = g_strdup_printf (_("%s is offering you an invitation"),
 549     empathy_contact_get_name (approval->contact));
 550
 551   if (ability == EMPATHY_TUBE_DISPATCHABILITY_POSSIBLE)
 552     {
 553       icon_name = GTK_STOCK_EXECUTE;
 554       msg = _("An external application will be started to handle it.");
 555     }
 556   else
 557     {
 558       icon_name = GTK_STOCK_DIALOG_ERROR;
 559       msg = _("You don't have the needed external "
 560               "application to handle it.");
 561     }
 562
 563   event_manager_add (approval->manager, approval->contact, icon_name, header,
 564     msg, approval, event_manager_tube_approved_cb, approval);
 565
 566   g_free (header);
 567   /* FIXME better sound for incoming tubes ? */
 568   empathy_sound_play (empathy_main_window_get (),
 569     EMPATHY_SOUND_CONVERSATION_NEW);
 570 }
 571
 572 static void
 573 event_manager_tube_dispatch_ability_cb (GObject *object,
 574    GParamSpec *spec, gpointer user_data)
 575 {
 576   EventManagerApproval *approval = (EventManagerApproval *)user_data;
 577   EmpathyTubeDispatchAbility dispatchability;
 578
 579   dispatchability =
 580     empathy_tube_dispatch_is_dispatchable (approval->tube_dispatch);
 581
 582   if (dispatchability != EMPATHY_TUBE_DISPATCHABILITY_UNKNOWN)
 583     {
 584       event_manager_add_tube_approval (approval, dispatchability);
 585       g_signal_handler_disconnect (object, approval->handler);
 586       approval->handler = 0;
 587     }
 588 }
 589
 590 static void
 591 event_manager_tube_got_contact_cb (EmpathyTpContactFactory *factory,
 592                                    GList *contacts,
 593                                    gpointer user_data,
 594                                    GObject *object)
 595 {
 596   EventManagerApproval *approval = (EventManagerApproval *)user_data;
 597   EmpathyTubeDispatchAbility dispatchability;
 598
 599   approval->contact = g_object_ref (contacts->data);
 600
 601   dispatchability = empathy_tube_dispatch_is_dispatchable
 602     (approval->tube_dispatch);
 603
 604   switch (dispatchability)
 605     {
 606       case EMPATHY_TUBE_DISPATCHABILITY_UNKNOWN:
 607         approval->handler = g_signal_connect (approval->tube_dispatch,
 608           "notify::dispatchability",
 609           G_CALLBACK (event_manager_tube_dispatch_ability_cb), approval);
 610         approval->handler_instance = G_OBJECT (approval->tube_dispatch);
 611         break;
 612       case EMPATHY_TUBE_DISPATCHABILITY_POSSIBLE:
 613         /* fallthrough */
 614       case EMPATHY_TUBE_DISPATCHABILITY_IMPOSSIBLE:
 615         event_manager_add_tube_approval (approval, dispatchability);
 616         break;
 617     }
 618 }
 619
 620 static void
 621 invite_dialog_response_cb (GtkDialog *dialog,
 622                            gint response,
 623                            EventManagerApproval *approval)
 624 {
 625   EmpathyTpChat *tp_chat;
 626   TpChannel *channel;
 627   TpHandle self_handle;
 628   GArray *members;
 629
 630   gtk_widget_destroy (GTK_WIDGET (approval->dialog));
 631   approval->dialog = NULL;
 632
 633   tp_chat = EMPATHY_TP_CHAT (empathy_dispatch_operation_get_channel_wrapper (
 634         approval->operation));
 635
 636   if (response != GTK_RESPONSE_OK)
 637     {
 638       /* close channel */
 639       DEBUG ("Muc invitation rejected");
 640
 641       if (empathy_dispatch_operation_claim (approval->operation))
 642         empathy_tp_chat_close (tp_chat);
 643       return;
 644     }
 645
 646   DEBUG ("Muc invitation accepted");
 647
 648   /* join the room */
 649   channel = empathy_tp_chat_get_channel (tp_chat);
 650
 651   self_handle = tp_channel_group_get_self_handle (channel);
 652   members = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
 653   g_array_append_val (members, self_handle);
 654
 655   tp_cli_channel_interface_group_call_add_members (channel, -1, members,
 656       "", NULL, NULL, NULL, NULL);
 657
 658   empathy_dispatch_operation_approve (approval->operation);
 659
 660   g_array_free (members, TRUE);
 661 }
 662
 663 static void
 664 event_room_channel_process_func (EventPriv *event)
 665 {
 666   GtkWidget *dialog, *button, *image;
 667   TpChannel *channel = empathy_dispatch_operation_get_channel (
 668       event->approval->operation);
 669
 670   if (event->approval->dialog != NULL)
 671     {
 672       gtk_window_present (GTK_WINDOW (event->approval->dialog));
 673       return;
 674     }
 675
 676   /* create dialog */
 677   dialog = gtk_message_dialog_new (NULL, 0,
 678       GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Room invitation"));
 679
 680   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 681       _("%s is inviting you to join %s"),
 682       empathy_contact_get_name (event->approval->contact),
 683       tp_channel_get_identifier (channel));
 684
 685   gtk_dialog_set_default_response (GTK_DIALOG (dialog),
 686       GTK_RESPONSE_OK);
 687
 688   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 689       _("_Decline"), GTK_RESPONSE_CANCEL);
 690   image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
 691   gtk_button_set_image (GTK_BUTTON (button), image);
 692
 693   button = gtk_dialog_add_button (GTK_DIALOG (dialog),
 694       _("_Join"), GTK_RESPONSE_OK);
 695   image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
 696   gtk_button_set_image (GTK_BUTTON (button), image);
 697
 698   g_signal_connect (dialog, "response",
 699       G_CALLBACK (invite_dialog_response_cb), event->approval);
 700
 701   gtk_widget_show (dialog);
 702
 703   event->approval->dialog = dialog;
 704 }
 705
 706 static void
 707 event_manager_muc_invite_got_contact_cb (EmpathyTpContactFactory *factory,
 708                                          GList *contacts,
 709                                          gpointer user_data,
 710                                          GObject *object)
 711 {
 712   EventManagerApproval *approval = (EventManagerApproval *) user_data;
 713   TpChannel *channel;
 714   const gchar *invite_msg;
 715   gchar *msg;
 716   TpHandle self_handle;
 717
 718   approval->contact = g_object_ref (contacts->data);
 719   channel = empathy_dispatch_operation_get_channel (approval->operation);
 720
 721   self_handle = tp_channel_group_get_self_handle (channel);
 722   tp_channel_group_get_local_pending_info (channel, self_handle, NULL, NULL,
 723       &invite_msg);
 724
 725   msg = g_strdup_printf (_("%s invited you to join %s"),
 726       empathy_contact_get_name (approval->contact),
 727       tp_channel_get_identifier (channel));
 728
 729   event_manager_add (approval->manager,
 730     approval->contact, EMPATHY_IMAGE_GROUP_MESSAGE, msg, invite_msg,
 731     approval, event_room_channel_process_func, NULL);
 732
 733   empathy_sound_play (empathy_main_window_get (),
 734     EMPATHY_SOUND_CONVERSATION_NEW);
 735
 736   g_free (msg);
 737 }
 738
 739 static void
 740 event_manager_approve_channel_cb (EmpathyDispatcher *dispatcher,
 741   EmpathyDispatchOperation  *operation, EmpathyEventManager *manager)
 742 {
 743   const gchar *channel_type;
 744   EventManagerApproval *approval;
 745   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 746
 747   channel_type = empathy_dispatch_operation_get_channel_type (operation);
 748
 749   approval = event_manager_approval_new (manager, operation);
 750   priv->approvals = g_slist_prepend (priv->approvals, approval);
 751
 752   approval->approved_handler = g_signal_connect (operation, "approved",
 753     G_CALLBACK (event_manager_operation_approved_cb), approval);
 754
 755   approval->claimed_handler = g_signal_connect (operation, "claimed",
 756      G_CALLBACK (event_manager_operation_claimed_cb), approval);
 757
 758   approval->invalidated_handler = g_signal_connect (operation, "invalidated",
 759      G_CALLBACK (event_manager_operation_invalidated_cb), approval);
 760
 761   if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TEXT))
 762     {
 763       EmpathyTpChat *tp_chat =
 764         EMPATHY_TP_CHAT (
 765           empathy_dispatch_operation_get_channel_wrapper (operation));
 766       TpChannel *channel = empathy_tp_chat_get_channel (tp_chat);
 767
 768       if (tp_proxy_has_interface (channel, TP_IFACE_CHANNEL_INTERFACE_GROUP))
 769         {
 770           /* Are we in local-pending ? */
 771           TpHandle self_handle, inviter;
 772
 773           self_handle = tp_channel_group_get_self_handle (channel);
 774
 775           if (self_handle != 0 && tp_channel_group_get_local_pending_info (
 776                 channel, self_handle, &inviter, NULL, NULL))
 777             {
 778               /* We are invited to a room */
 779               EmpathyTpContactFactory *factory;
 780               TpConnection *connection;
 781
 782               DEBUG ("Have been invited to %s. Ask user if he wants to accept",
 783                   tp_channel_get_identifier (channel));
 784
 785               connection = empathy_tp_chat_get_connection (tp_chat);
 786               factory = empathy_tp_contact_factory_dup_singleton (connection);
 787
 788               empathy_tp_contact_factory_get_from_handles (factory,
 789                   1, &inviter, event_manager_muc_invite_got_contact_cb,
 790                   approval, NULL, G_OBJECT (manager));
 791
 792               g_object_unref (factory);
 793               return;
 794             }
 795
 796           /* if we are not invited, let's wait for the first message */
 797         }
 798
 799       /* 1-1 text channel, wait for the first message */
 800       approval->handler = g_signal_connect (tp_chat, "message-received",
 801         G_CALLBACK (event_manager_chat_message_received_cb), approval);
 802       approval->handler_instance = G_OBJECT (tp_chat);
 803     }
 804   else if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA))
 805     {
 806       EmpathyContact *contact;
 807       EmpathyTpCall *call = EMPATHY_TP_CALL (
 808           empathy_dispatch_operation_get_channel_wrapper (operation));
 809
 810       g_object_get (G_OBJECT (call), "contact", &contact, NULL);
 811
 812       if (contact == NULL)
 813         {
 814           g_signal_connect (call, "notify::contact",
 815             G_CALLBACK (event_manager_media_channel_contact_changed_cb),
 816             approval);
 817         }
 818       else
 819         {
 820           approval->contact = contact;
 821           event_manager_media_channel_got_contact (approval);
 822         }
 823
 824     }
 825   else if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_FILE_TRANSFER))
 826     {
 827       EmpathyTpFile *file;
 828       gchar *header;
 829
 830       file = EMPATHY_TP_FILE (empathy_dispatch_operation_get_channel_wrapper (operation));
 831       approval->contact = g_object_ref (empathy_tp_file_get_contact (file));
 832
 833       header = g_strdup_printf (_("Incoming file transfer from %s"),
 834         empathy_contact_get_name (approval->contact));
 835
 836       event_manager_add (manager, approval->contact, EMPATHY_IMAGE_DOCUMENT_SEND,
 837         header, NULL, approval, event_channel_process_func, NULL);
 838
 839       /* FIXME better sound for incoming file transfers ?*/
 840       empathy_sound_play (empathy_main_window_get (),
 841         EMPATHY_SOUND_CONVERSATION_NEW);
 842
 843       g_free (header);
 844     }
 845   else if (!tp_strdiff (channel_type, EMP_IFACE_CHANNEL_TYPE_STREAM_TUBE) ||
 846       !tp_strdiff (channel_type, EMP_IFACE_CHANNEL_TYPE_DBUS_TUBE))
 847     {
 848       TpChannel *channel;
 849       TpHandle handle;
 850       TpHandleType handle_type;
 851       TpConnection *connection;
 852       EmpathyTpContactFactory *factory;
 853
 854       channel = empathy_dispatch_operation_get_channel (operation);
 855       handle = tp_channel_get_handle (channel, &handle_type);
 856
 857       /* Only understand p2p tubes */
 858       if (handle_type != TP_HANDLE_TYPE_CONTACT)
 859         return;
 860
 861       approval->tube_dispatch = empathy_tube_dispatch_new (operation);
 862       connection = tp_channel_borrow_connection (channel);
 863       factory = empathy_tp_contact_factory_dup_singleton (connection);
 864       empathy_tp_contact_factory_get_from_handles (factory, 1, &handle,
 865         event_manager_tube_got_contact_cb, approval, NULL, G_OBJECT (manager));
 866     }
 867   else
 868     {
 869       DEBUG ("Unknown channel type, ignoring..");
 870     }
 871 }
 872
 873 static void
 874 event_pending_subscribe_func (EventPriv *event)
 875 {
 876   empathy_subscription_dialog_show (event->public.contact, NULL);
 877   event_remove (event);
 878 }
 879
 880 static void
 881 event_manager_pendings_changed_cb (EmpathyContactList  *list,
 882   EmpathyContact *contact, EmpathyContact *actor,
 883   guint reason, gchar *message, gboolean is_pending,
 884   EmpathyEventManager *manager)
 885 {
 886   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
 887   gchar                   *header, *event_msg;
 888
 889   if (!is_pending)
 890     {
 891       GSList *l;
 892
 893       for (l = priv->events; l; l = l->next)
 894         {
 895           EventPriv *event = l->data;
 896
 897           if (event->public.contact == contact &&
 898               event->func == event_pending_subscribe_func)
 899             {
 900               event_remove (event);
 901               break;
 902             }
 903         }
 904
 905       return;
 906     }
 907
 908   header = g_strdup_printf (_("Subscription requested by %s"),
 909     empathy_contact_get_name (contact));
 910
 911   if (!EMP_STR_EMPTY (message))
 912     event_msg = g_strdup_printf (_("\nMessage: %s"), message);
 913   else
 914     event_msg = NULL;
 915
 916   event_manager_add (manager, contact, GTK_STOCK_DIALOG_QUESTION, header,
 917     event_msg, NULL, event_pending_subscribe_func, NULL);
 918
 919   g_free (event_msg);
 920   g_free (header);
 921 }
 922
 923 static GObject *
 924 event_manager_constructor (GType type,
 925                            guint n_props,
 926                            GObjectConstructParam *props)
 927 {
 928         GObject *retval;
 929
 930         if (manager_singleton) {
 931                 retval = g_object_ref (manager_singleton);
 932         } else {
 933                 retval = G_OBJECT_CLASS (empathy_event_manager_parent_class)->constructor
 934                         (type, n_props, props);
 935
 936                 manager_singleton = EMPATHY_EVENT_MANAGER (retval);
 937                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
 938         }
 939
 940         return retval;
 941 }
 942
 943 static void
 944 event_manager_finalize (GObject *object)
 945 {
 946   EmpathyEventManagerPriv *priv = GET_PRIV (object);
 947
 948   g_slist_foreach (priv->events, (GFunc) event_free, NULL);
 949   g_slist_free (priv->events);
 950   g_slist_foreach (priv->approvals, (GFunc) event_manager_approval_free, NULL);
 951   g_slist_free (priv->approvals);
 952   g_object_unref (priv->contact_manager);
 953   g_object_unref (priv->dispatcher);
 954 }
 955
 956 static void
 957 empathy_event_manager_class_init (EmpathyEventManagerClass *klass)
 958 {
 959   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 960
 961   object_class->finalize = event_manager_finalize;
 962   object_class->constructor = event_manager_constructor;
 963
 964   signals[EVENT_ADDED] =
 965     g_signal_new ("event-added",
 966       G_TYPE_FROM_CLASS (klass),
 967       G_SIGNAL_RUN_LAST,
 968       0,
 969       NULL, NULL,
 970       g_cclosure_marshal_VOID__POINTER,
 971       G_TYPE_NONE,
 972       1, G_TYPE_POINTER);
 973
 974   signals[EVENT_REMOVED] =
 975   g_signal_new ("event-removed",
 976       G_TYPE_FROM_CLASS (klass),
 977       G_SIGNAL_RUN_LAST,
 978       0,
 979       NULL, NULL,
 980       g_cclosure_marshal_VOID__POINTER,
 981       G_TYPE_NONE, 1, G_TYPE_POINTER);
 982
 983   signals[EVENT_UPDATED] =
 984   g_signal_new ("event-updated",
 985       G_TYPE_FROM_CLASS (klass),
 986       G_SIGNAL_RUN_LAST,
 987       0,
 988       NULL, NULL,
 989       g_cclosure_marshal_VOID__POINTER,
 990       G_TYPE_NONE, 1, G_TYPE_POINTER);
 991
 992
 993   g_type_class_add_private (object_class, sizeof (EmpathyEventManagerPriv));
 994 }
 995
 996 static void
 997 empathy_event_manager_init (EmpathyEventManager *manager)
 998 {
 999   EmpathyEventManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
1000     EMPATHY_TYPE_EVENT_MANAGER, EmpathyEventManagerPriv);
1001
1002   manager->priv = priv;
1003
1004   priv->dispatcher = empathy_dispatcher_dup_singleton ();
1005   priv->contact_manager = empathy_contact_manager_dup_singleton ();
1006   g_signal_connect (priv->dispatcher, "approve",
1007     G_CALLBACK (event_manager_approve_channel_cb), manager);
1008   g_signal_connect (priv->contact_manager, "pendings-changed",
1009     G_CALLBACK (event_manager_pendings_changed_cb), manager);
1010 }
1011
1012 EmpathyEventManager *
1013 empathy_event_manager_dup_singleton (void)
1014 {
1015   return g_object_new (EMPATHY_TYPE_EVENT_MANAGER, NULL);
1016 }
1017
1018 GSList *
1019 empathy_event_manager_get_events (EmpathyEventManager *manager)
1020 {
1021   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1022
1023   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1024
1025   return priv->events;
1026 }
1027
1028 EmpathyEvent *
1029 empathy_event_manager_get_top_event (EmpathyEventManager *manager)
1030 {
1031   EmpathyEventManagerPriv *priv = GET_PRIV (manager);
1032
1033   g_return_val_if_fail (EMPATHY_IS_EVENT_MANAGER (manager), NULL);
1034
1035   return priv->events ? priv->events->data : NULL;
1036 }
1037
1038 void
1039 empathy_event_activate (EmpathyEvent *event_public)
1040 {
1041   EventPriv *event = (EventPriv*) event_public;
1042
1043   g_return_if_fail (event_public != NULL);
1044
1045   if (event->func)
1046     event->func (event);
1047   else
1048     event_remove (event);
1049 }
1050
1051 void
1052 empathy_event_inhibit_updates (EmpathyEvent *event_public)
1053 {
1054   EventPriv *event = (EventPriv *) event_public;
1055
1056   g_return_if_fail (event_public != NULL);
1057
1058   event->inhibit = TRUE;
1059 }
1060