libempathy/empathy-dispatcher.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2007-2008 Collabora Ltd.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18  *
  19  * Authors: Xavier Claessens <xclaesse@gmail.com>
  20  */
  21
  22 #include <config.h>
  23
  24 #include <string.h>
  25
  26 #include <glib/gi18n.h>
  27
  28 #include <telepathy-glib/enums.h>
  29 #include <telepathy-glib/connection.h>
  30 #include <telepathy-glib/util.h>
  31 #include <telepathy-glib/dbus.h>
  32 #include <telepathy-glib/proxy-subclass.h>
  33
  34 #include <libmissioncontrol/mission-control.h>
  35 #include <libmissioncontrol/mc-account.h>
  36
  37 #include <extensions/extensions.h>
  38
  39 #include "empathy-dispatcher.h"
  40 #include "empathy-utils.h"
  41 #include "empathy-tube-handler.h"
  42 #include "empathy-contact-factory.h"
  43 #include "empathy-tp-group.h"
  44 #include "empathy-chatroom-manager.h"
  45 #include "empathy-utils.h"
  46
  47 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
  48 #include <libempathy/empathy-debug.h>
  49
  50 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyDispatcher)
  51 typedef struct {
  52         GHashTable     *connections;
  53         gpointer        token;
  54         MissionControl *mc;
  55         GSList         *tubes;
  56 } EmpathyDispatcherPriv;
  57
  58 G_DEFINE_TYPE (EmpathyDispatcher, empathy_dispatcher, G_TYPE_OBJECT);
  59
  60 enum {
  61         DISPATCH_CHANNEL,
  62         FILTER_CHANNEL,
  63         FILTER_TUBE,
  64         LAST_SIGNAL
  65 };
  66
  67 static guint signals[LAST_SIGNAL];
  68 static EmpathyDispatcher *dispatcher = NULL;
  69
  70 void
  71 empathy_dispatcher_channel_process (EmpathyDispatcher *dispatcher,
  72                                     TpChannel         *channel)
  73 {
  74         g_signal_emit (dispatcher, signals[DISPATCH_CHANNEL], 0, channel);
  75 }
  76
  77 typedef struct {
  78         EmpathyDispatcherTube  public;
  79         EmpathyContactFactory *factory;
  80         gchar                 *bus_name;
  81         gchar                 *object_path;
  82         guint                  ref_count;
  83         gboolean               handled;
  84 } DispatcherTube;
  85
  86 GType
  87 empathy_dispatcher_tube_get_type (void)
  88 {
  89         static GType type_id = 0;
  90
  91         if (!type_id) {
  92                 type_id = g_boxed_type_register_static ("EmpathyDispatcherTube",
  93                                                         (GBoxedCopyFunc) empathy_dispatcher_tube_ref,
  94                                                         (GBoxedFreeFunc) empathy_dispatcher_tube_unref);
  95         }
  96
  97         return type_id;
  98 }
  99
 100 EmpathyDispatcherTube *
 101 empathy_dispatcher_tube_ref (EmpathyDispatcherTube *data)
 102 {
 103         DispatcherTube *tube = (DispatcherTube*) data;
 104
 105         g_return_val_if_fail (tube != NULL, NULL);
 106
 107         tube->ref_count++;
 108
 109         return data;
 110 }
 111
 112 void
 113 empathy_dispatcher_tube_unref (EmpathyDispatcherTube *data)
 114 {
 115         DispatcherTube *tube = (DispatcherTube*) data;
 116
 117         g_return_if_fail (tube != NULL);
 118
 119         if (--tube->ref_count == 0) {
 120                 if (!tube->handled) {
 121                         DEBUG ("Tube can't be handled, closing");
 122                         tp_cli_channel_type_tubes_call_close_tube (tube->public.channel, -1,
 123                                                                    tube->public.id,
 124                                                                    NULL, NULL, NULL,
 125                                                                    NULL);
 126                 }
 127
 128                 g_free (tube->bus_name);
 129                 g_free (tube->object_path);
 130                 g_object_unref (tube->factory);
 131                 g_object_unref (tube->public.channel);
 132                 g_object_unref (tube->public.initiator);
 133                 g_slice_free (DispatcherTube, tube);
 134         }
 135 }
 136
 137 static void
 138 dispatcher_tubes_handle_tube_cb (TpProxy      *channel,
 139                                  const GError *error,
 140                                  gpointer      user_data,
 141                                  GObject      *dispatcher)
 142 {
 143         DispatcherTube *tube = user_data;
 144
 145         if (error) {
 146                 DEBUG ("Error: %s", error->message);
 147         } else {
 148                 tube->handled = TRUE;
 149         }
 150 }
 151
 152 void
 153 empathy_dispatcher_tube_process (EmpathyDispatcher     *dispatcher,
 154                                  EmpathyDispatcherTube *user_data)
 155 {
 156         DispatcherTube *tube = (DispatcherTube*) user_data;
 157
 158         if (tube->public.activatable) {
 159                 TpProxy *connection;
 160                 TpProxy *thandler;
 161                 gchar   *object_path;
 162                 guint    handle_type;
 163                 guint    handle;
 164
 165                 /* Create the proxy for the tube handler */
 166                 thandler = g_object_new (TP_TYPE_PROXY,
 167                                          "dbus-connection", tp_get_bus (),
 168                                          "bus-name", tube->bus_name,
 169                                          "object-path", tube->object_path,
 170                                          NULL);
 171                 tp_proxy_add_interface_by_id (thandler, EMP_IFACE_QUARK_TUBE_HANDLER);
 172
 173                 /* Give the tube to the handler */
 174                 g_object_get (tube->public.channel,
 175                               "connection", &connection,
 176                               "object-path", &object_path,
 177                               "handle_type", &handle_type,
 178                               "handle", &handle,
 179                               NULL);
 180
 181                 DEBUG ("Dispatching tube");
 182                 emp_cli_tube_handler_call_handle_tube (thandler, -1,
 183                                                        connection->bus_name,
 184                                                        connection->object_path,
 185                                                        object_path, handle_type,
 186                                                        handle, tube->public.id,
 187                                                        dispatcher_tubes_handle_tube_cb,
 188                                                        empathy_dispatcher_tube_ref (user_data),
 189                                                        (GDestroyNotify) empathy_dispatcher_tube_unref,
 190                                                        G_OBJECT (dispatcher));
 191
 192                 g_object_unref (thandler);
 193                 g_object_unref (connection);
 194                 g_free (object_path);
 195         }
 196 }
 197
 198 static void
 199 dispatcher_tubes_new_tube_cb (TpChannel   *channel,
 200                               guint        id,
 201                               guint        initiator,
 202                               guint        type,
 203                               const gchar *service,
 204                               GHashTable  *parameters,
 205                               guint        state,
 206                               gpointer     user_data,
 207                               GObject     *dispatcher)
 208 {
 209         static TpDBusDaemon   *daemon = NULL;
 210         DispatcherTube        *tube;
 211         McAccount             *account;
 212         guint                  number;
 213         gchar                **names;
 214         gboolean               running = FALSE;
 215         GError                *error = NULL;
 216
 217         /* Increase tube count */
 218         number = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (channel), "tube-count"));
 219         g_object_set_data (G_OBJECT (channel), "tube-count", GUINT_TO_POINTER (++number));
 220         DEBUG ("Increased tube count for channel %p: %d", channel, number);
 221
 222         /* We dispatch only local pending tubes */
 223         if (state != TP_TUBE_STATE_LOCAL_PENDING) {
 224                 return;
 225         }
 226
 227         if (!daemon) {
 228                 daemon = tp_dbus_daemon_new (tp_get_bus ());
 229         }
 230
 231         account = empathy_channel_get_account (channel);
 232         tube = g_slice_new (DispatcherTube);
 233         tube->ref_count = 1;
 234         tube->handled = FALSE;
 235         tube->factory = empathy_contact_factory_new ();
 236         tube->bus_name = empathy_tube_handler_build_bus_name (type, service);
 237         tube->object_path = empathy_tube_handler_build_object_path (type, service);
 238         tube->public.activatable = FALSE;
 239         tube->public.id = id;
 240         tube->public.channel = g_object_ref (channel);
 241         tube->public.initiator = empathy_contact_factory_get_from_handle (tube->factory,
 242                                                                           account,
 243                                                                           initiator);
 244         g_object_unref (account);
 245
 246         /* Check if that bus-name has an owner, if it has one that means the
 247          * app is already running and we can directly give the channel. */
 248         tp_cli_dbus_daemon_run_name_has_owner (daemon, -1, tube->bus_name,
 249                                                &running, NULL, NULL);
 250         if (running) {
 251                 DEBUG ("Tube handler running");
 252                 tube->public.activatable = TRUE;
 253                 empathy_dispatcher_tube_process (EMPATHY_DISPATCHER (dispatcher),
 254                                                  (EmpathyDispatcherTube*) tube);
 255                 empathy_dispatcher_tube_unref ((EmpathyDispatcherTube*) tube);
 256                 return;
 257         }
 258
 259         /* Check if that bus-name is activatable, if not that means the
 260          * application needed to handle this tube isn't installed. */
 261         if (!tp_cli_dbus_daemon_run_list_activatable_names (daemon, -1,
 262                                                             &names, &error,
 263                                                             NULL)) {
 264                 DEBUG ("Error listing activatable names: %s", error->message);
 265                 g_clear_error (&error);
 266         } else {
 267                 gchar **name;
 268
 269                 for (name = names; *name; name++) {
 270                         if (!tp_strdiff (*name, tube->bus_name)) {
 271                                 tube->public.activatable = TRUE;
 272                                 break;
 273                         }
 274                 }
 275                 g_strfreev (names);
 276         }
 277
 278         g_signal_emit (dispatcher, signals[FILTER_TUBE], 0, tube);
 279         empathy_dispatcher_tube_unref ((EmpathyDispatcherTube*) tube);
 280 }
 281
 282 static void
 283 dispatcher_tubes_list_tubes_cb (TpChannel       *channel,
 284                                 const GPtrArray *tubes,
 285                                 const GError    *error,
 286                                 gpointer         user_data,
 287                                 GObject         *dispatcher)
 288 {
 289         guint i;
 290
 291         if (error) {
 292                 DEBUG ("Error: %s", error->message);
 293                 return;
 294         }
 295
 296         for (i = 0; i < tubes->len; i++) {
 297                 GValueArray *values;
 298
 299                 values = g_ptr_array_index (tubes, i);
 300                 dispatcher_tubes_new_tube_cb (channel,
 301                                               g_value_get_uint (g_value_array_get_nth (values, 0)),
 302                                               g_value_get_uint (g_value_array_get_nth (values, 1)),
 303                                               g_value_get_uint (g_value_array_get_nth (values, 2)),
 304                                               g_value_get_string (g_value_array_get_nth (values, 3)),
 305                                               g_value_get_boxed (g_value_array_get_nth (values, 4)),
 306                                               g_value_get_uint (g_value_array_get_nth (values, 5)),
 307                                               user_data, dispatcher);
 308         }
 309 }
 310
 311 static void
 312 dispatcher_tubes_channel_invalidated_cb (TpProxy           *proxy,
 313                                          guint              domain,
 314                                          gint               code,
 315                                          gchar             *message,
 316                                          EmpathyDispatcher *dispatcher)
 317 {
 318         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 319
 320         DEBUG ("%s", message);
 321
 322         priv->tubes = g_slist_remove (priv->tubes, proxy);
 323         g_object_unref (proxy);
 324 }
 325
 326 static void
 327 dispatcher_tubes_tube_closed_cb (TpChannel *channel,
 328                                  guint      id,
 329                                  gpointer   user_data,
 330                                  GObject   *dispatcher)
 331 {
 332         guint number;
 333
 334         number = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (channel), "tube-count"));
 335         if (number == 1) {
 336                 DEBUG ("No more tube, closing channel");
 337                 tp_cli_channel_call_close (channel, -1, NULL, NULL, NULL, NULL);
 338         }
 339         else if (number > 1) {
 340                 DEBUG ("Decrease tube count: %d", number);
 341                 g_object_set_data (G_OBJECT (channel), "tube-count", GUINT_TO_POINTER (--number));
 342         }
 343 }
 344
 345 static void
 346 dispatcher_tubes_handle_channel (EmpathyDispatcher *dispatcher,
 347                                  TpChannel         *channel)
 348 {
 349         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 350
 351         DEBUG ("Called");
 352
 353         priv->tubes = g_slist_prepend (priv->tubes, g_object_ref (channel));
 354         g_signal_connect (channel, "invalidated",
 355                           G_CALLBACK (dispatcher_tubes_channel_invalidated_cb),
 356                           dispatcher);
 357
 358         tp_cli_channel_type_tubes_connect_to_tube_closed (channel,
 359                                                           dispatcher_tubes_tube_closed_cb,
 360                                                           NULL, NULL,
 361                                                           G_OBJECT (dispatcher), NULL);
 362         tp_cli_channel_type_tubes_connect_to_new_tube (channel,
 363                                                        dispatcher_tubes_new_tube_cb,
 364                                                        NULL, NULL,
 365                                                        G_OBJECT (dispatcher), NULL);
 366         tp_cli_channel_type_tubes_call_list_tubes (channel, -1,
 367                                                    dispatcher_tubes_list_tubes_cb,
 368                                                    NULL, NULL,
 369                                                    G_OBJECT (dispatcher));
 370 }
 371
 372 static void
 373 dispatcher_connection_invalidated_cb (TpConnection  *connection,
 374                                       guint          domain,
 375                                       gint           code,
 376                                       gchar         *message,
 377                                       EmpathyDispatcher *dispatcher)
 378 {
 379         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 380         GHashTableIter         iter;
 381         gpointer               key, value;
 382
 383         DEBUG ("Error: %s", message);
 384
 385         g_hash_table_iter_init (&iter, priv->connections);
 386         while (g_hash_table_iter_next (&iter, &key, &value)) {
 387                 if (value == connection) {
 388                         g_hash_table_remove (priv->connections, key);
 389                         break;
 390                 }
 391         }
 392 }
 393
 394 static void chatroom_invalidated_cb (TpProxy *channel,
 395                                      guint domain,
 396                                                                          gint code,
 397                                      gchar *message,
 398                                                                          EmpathyChatroom *chatroom)
 399 {
 400   EmpathyChatroomManager *mgr;
 401   mgr = empathy_chatroom_manager_new ();
 402   gboolean favorite;
 403
 404   g_object_get (chatroom, "favorite", &favorite, NULL);
 405
 406   if (favorite)
 407     {
 408       /* Chatroom is in favorites so don't remove it from the manager */
 409       g_object_set (chatroom, "tp-channel", NULL, NULL);
 410     }
 411   else
 412     {
 413       empathy_chatroom_manager_remove (mgr, chatroom);
 414     }
 415
 416   g_object_unref (mgr);
 417 }
 418
 419 static void
 420 dispatcher_connection_new_channel_cb (TpConnection *connection,
 421                                       const gchar  *object_path,
 422                                       const gchar  *channel_type,
 423                                       guint         handle_type,
 424                                       guint         handle,
 425                                       gboolean      suppress_handler,
 426                                       gpointer      user_data,
 427                                       GObject      *object)
 428 {
 429         EmpathyDispatcher *dispatcher = EMPATHY_DISPATCHER (object);
 430         TpChannel         *channel;
 431         gpointer           had_channels;
 432
 433         had_channels = g_object_get_data (G_OBJECT (connection), "had-channels");
 434         if (had_channels == NULL) {
 435                 /* ListChannels didn't return yet, return to avoid duplicate
 436                  * dispatching */
 437                 return;
 438         }
 439
 440         channel = tp_channel_new (connection, object_path, channel_type,
 441                                   handle_type, handle, NULL);
 442         tp_channel_run_until_ready (channel, NULL, NULL);
 443
 444         if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TUBES)) {
 445                 dispatcher_tubes_handle_channel (dispatcher, channel);
 446         }
 447
 448   if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TEXT) &&
 449       handle_type == TP_HANDLE_TYPE_ROOM)
 450     {
 451       /* Add the chatroom to the chatroom manager */
 452       EmpathyChatroomManager *mgr;
 453       EmpathyChatroom *chatroom;
 454       GArray *handles;
 455       gchar **room_ids;
 456           MissionControl *mc;
 457       McAccount *account;
 458
 459       mgr = empathy_chatroom_manager_new ();
 460
 461       handles = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
 462       g_array_append_val (handles, handle);
 463
 464       tp_cli_connection_run_inspect_handles (connection, -1,
 465           TP_HANDLE_TYPE_ROOM, handles, &room_ids, NULL, NULL);
 466
 467       mc = empathy_mission_control_new ();
 468       account = mission_control_get_account_for_tpconnection (mc, connection,
 469           NULL);
 470
 471       chatroom = empathy_chatroom_manager_find (mgr, account, room_ids[0]);
 472       if (chatroom == NULL)
 473         {
 474           chatroom = empathy_chatroom_new (account, room_ids[0]);
 475           empathy_chatroom_manager_add (mgr, chatroom);
 476         }
 477       else
 478         {
 479           g_object_ref (chatroom);
 480         }
 481
 482       g_object_set (chatroom, "tp-channel", channel, NULL);
 483
 484       g_signal_connect (channel, "invalidated",
 485           G_CALLBACK (chatroom_invalidated_cb), chatroom);
 486
 487       g_free (room_ids[0]);
 488       g_free (room_ids);
 489       g_array_free (handles, TRUE);
 490       g_object_unref (mc);
 491       g_object_unref (account);
 492       g_object_unref (chatroom);
 493       g_object_unref (mgr);
 494     }
 495
 496         if (suppress_handler) {
 497                 g_signal_emit (dispatcher, signals[DISPATCH_CHANNEL], 0, channel);
 498         } else {
 499                 g_signal_emit (dispatcher, signals[FILTER_CHANNEL], 0, channel);
 500         }
 501
 502         g_object_unref (channel);
 503 }
 504
 505 static void
 506 dispatcher_connection_list_channels_cb (TpConnection    *connection,
 507                                         const GPtrArray *channels,
 508                                         const GError    *error,
 509                                         gpointer         user_data,
 510                                         GObject         *dispatcher)
 511 {
 512         guint i;
 513
 514         if (error) {
 515                 DEBUG ("Error: %s", error->message);
 516                 return;
 517         }
 518
 519         g_object_set_data (G_OBJECT (connection), "had-channels",
 520                            GUINT_TO_POINTER (1));
 521
 522         for (i = 0; i < channels->len; i++) {
 523                 GValueArray *values;
 524
 525                 values = g_ptr_array_index (channels, i);
 526                 dispatcher_connection_new_channel_cb (connection,
 527                         g_value_get_boxed (g_value_array_get_nth (values, 0)),
 528                         g_value_get_string (g_value_array_get_nth (values, 1)),
 529                         g_value_get_uint (g_value_array_get_nth (values, 2)),
 530                         g_value_get_uint (g_value_array_get_nth (values, 3)),
 531                         FALSE, user_data, dispatcher);
 532         }
 533 }
 534
 535 static void
 536 dispatcher_connection_advertise_capabilities_cb (TpConnection    *connection,
 537                                                  const GPtrArray *capabilities,
 538                                                  const GError    *error,
 539                                                  gpointer         user_data,
 540                                                  GObject         *dispatcher)
 541 {
 542         if (error) {
 543                 DEBUG ("Error: %s", error->message);
 544         }
 545 }
 546
 547 static void
 548 dispatcher_connection_ready_cb (TpConnection  *connection,
 549                                 const GError  *error,
 550                                 gpointer       dispatcher)
 551 {
 552         GPtrArray   *capabilities;
 553         GType        cap_type;
 554         GValue       cap = {0, };
 555         const gchar *remove = NULL;
 556
 557         if (error) {
 558                 dispatcher_connection_invalidated_cb (connection,
 559                                                       error->domain,
 560                                                       error->code,
 561                                                       error->message,
 562                                                       dispatcher);
 563                 return;
 564         }
 565
 566         g_signal_connect (connection, "invalidated",
 567                           G_CALLBACK (dispatcher_connection_invalidated_cb),
 568                           dispatcher);
 569         tp_cli_connection_connect_to_new_channel (connection,
 570                                                   dispatcher_connection_new_channel_cb,
 571                                                   NULL, NULL,
 572                                                   G_OBJECT (dispatcher), NULL);
 573         tp_cli_connection_call_list_channels (connection, -1,
 574                                               dispatcher_connection_list_channels_cb,
 575                                               NULL, NULL,
 576                                               G_OBJECT (dispatcher));
 577
 578         /* Advertise VoIP capabilities */
 579         capabilities = g_ptr_array_sized_new (1);
 580         cap_type = dbus_g_type_get_struct ("GValueArray", G_TYPE_STRING,
 581                                            G_TYPE_UINT, G_TYPE_INVALID);
 582         g_value_init (&cap, cap_type);
 583         g_value_take_boxed (&cap, dbus_g_type_specialized_construct (cap_type));
 584         dbus_g_type_struct_set (&cap,
 585                                 0, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
 586                                 1, TP_CHANNEL_MEDIA_CAPABILITY_AUDIO |
 587                                    TP_CHANNEL_MEDIA_CAPABILITY_VIDEO |
 588                                    TP_CHANNEL_MEDIA_CAPABILITY_NAT_TRAVERSAL_STUN  |
 589                                    TP_CHANNEL_MEDIA_CAPABILITY_NAT_TRAVERSAL_GTALK_P2P,
 590                                 G_MAXUINT);
 591         g_ptr_array_add (capabilities, g_value_get_boxed (&cap));
 592
 593         tp_cli_connection_interface_capabilities_call_advertise_capabilities (
 594                 connection, -1,
 595                 capabilities, &remove,
 596                 dispatcher_connection_advertise_capabilities_cb,
 597                 NULL, NULL, G_OBJECT (dispatcher));
 598         /* FIXME: Is that leaked? */
 599 }
 600
 601 static void
 602 dispatcher_update_account (EmpathyDispatcher *dispatcher,
 603                            McAccount         *account)
 604 {
 605         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 606         TpConnection          *connection;
 607
 608         connection = g_hash_table_lookup (priv->connections, account);
 609         if (connection) {
 610                 return;
 611         }
 612
 613         connection = mission_control_get_tpconnection (priv->mc, account, NULL);
 614         if (!connection) {
 615                 return;
 616         }
 617
 618         g_hash_table_insert (priv->connections, g_object_ref (account), connection);
 619         tp_connection_call_when_ready (connection,
 620                                        dispatcher_connection_ready_cb,
 621                                        dispatcher);
 622 }
 623
 624 static void
 625 dispatcher_status_changed_cb (MissionControl           *mc,
 626                               TpConnectionStatus        status,
 627                               McPresence                presence,
 628                               TpConnectionStatusReason  reason,
 629                               const gchar              *unique_name,
 630                               EmpathyDispatcher            *dispatcher)
 631 {
 632         McAccount *account;
 633
 634         account = mc_account_lookup (unique_name);
 635         dispatcher_update_account (dispatcher, account);
 636         g_object_unref (account);
 637 }
 638
 639 static void
 640 dispatcher_finalize (GObject *object)
 641 {
 642         EmpathyDispatcherPriv *priv = GET_PRIV (object);
 643         GSList                *l;
 644
 645         empathy_disconnect_account_status_changed (priv->token);
 646         g_object_unref (priv->mc);
 647
 648         for (l = priv->tubes; l; l = l->next) {
 649                 g_signal_handlers_disconnect_by_func (l->data,
 650                                                       dispatcher_tubes_channel_invalidated_cb,
 651                                                       object);
 652                 g_object_unref (l->data);
 653         }
 654         g_slist_free (priv->tubes);
 655
 656         g_hash_table_destroy (priv->connections);
 657 }
 658
 659 static void
 660 empathy_dispatcher_class_init (EmpathyDispatcherClass *klass)
 661 {
 662         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 663
 664         object_class->finalize = dispatcher_finalize;
 665
 666         signals[DISPATCH_CHANNEL] =
 667                 g_signal_new ("dispatch-channel",
 668                               G_TYPE_FROM_CLASS (klass),
 669                               G_SIGNAL_RUN_LAST,
 670                               0,
 671                               NULL, NULL,
 672                               g_cclosure_marshal_VOID__OBJECT,
 673                               G_TYPE_NONE,
 674                               1, TP_TYPE_CHANNEL);
 675         signals[FILTER_CHANNEL] =
 676                 g_signal_new ("filter-channel",
 677                               G_TYPE_FROM_CLASS (klass),
 678                               G_SIGNAL_RUN_LAST,
 679                               0,
 680                               NULL, NULL,
 681                               g_cclosure_marshal_VOID__OBJECT,
 682                               G_TYPE_NONE,
 683                               1, TP_TYPE_CHANNEL);
 684         signals[FILTER_TUBE] =
 685                 g_signal_new ("filter-tube",
 686                               G_TYPE_FROM_CLASS (klass),
 687                               G_SIGNAL_RUN_LAST,
 688                               0,
 689                               NULL, NULL,
 690                               g_cclosure_marshal_VOID__BOXED,
 691                               G_TYPE_NONE,
 692                               1, EMPATHY_TYPE_DISPATCHER_TUBE);
 693
 694         g_type_class_add_private (object_class, sizeof (EmpathyDispatcherPriv));
 695 }
 696
 697 static void
 698 empathy_dispatcher_init (EmpathyDispatcher *dispatcher)
 699 {
 700         GList                 *accounts, *l;
 701         EmpathyDispatcherPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (dispatcher,
 702                 EMPATHY_TYPE_DISPATCHER, EmpathyDispatcherPriv);
 703
 704         dispatcher->priv = priv;
 705         priv->mc = empathy_mission_control_new ();
 706         priv->token = empathy_connect_to_account_status_changed (priv->mc,
 707                 G_CALLBACK (dispatcher_status_changed_cb),
 708                 dispatcher, NULL);
 709
 710         priv->connections = g_hash_table_new_full (empathy_account_hash,
 711                                                    empathy_account_equal,
 712                                                    g_object_unref,
 713                                                    g_object_unref);
 714         accounts = mc_accounts_list_by_enabled (TRUE);
 715         for (l = accounts; l; l = l->next) {
 716                 dispatcher_update_account (dispatcher, l->data);
 717                 g_object_unref (l->data);
 718         }
 719         g_list_free (accounts);
 720 }
 721
 722 EmpathyDispatcher *
 723 empathy_dispatcher_new (void)
 724 {
 725         if (!dispatcher) {
 726                 dispatcher = g_object_new (EMPATHY_TYPE_DISPATCHER, NULL);
 727                 g_object_add_weak_pointer (G_OBJECT (dispatcher), (gpointer) &dispatcher);
 728         } else {
 729                 g_object_ref (dispatcher);
 730         }
 731
 732         return dispatcher;
 733 }
 734
 735 typedef struct {
 736         const gchar *channel_type;
 737         guint        handle_type;
 738         guint        handle;
 739 } DispatcherRequestData;
 740
 741 static void
 742 dispatcher_request_channel_cb (TpConnection *connection,
 743                                const gchar  *object_path,
 744                                const GError *error,
 745                                gpointer      user_data,
 746                                GObject      *weak_object)
 747 {
 748         DispatcherRequestData *data = (DispatcherRequestData*) user_data;
 749
 750         if (error) {
 751                 DEBUG ("Error: %s", error->message);
 752                 return;
 753         }
 754
 755         if (dispatcher) {
 756                 TpChannel *channel;
 757
 758                 channel = tp_channel_new (connection, object_path,
 759                                           data->channel_type,
 760                                           data->handle_type,
 761                                           data->handle, NULL);
 762
 763                 g_signal_emit (dispatcher, signals[DISPATCH_CHANNEL], 0, channel);
 764         }
 765 }
 766
 767 void
 768 empathy_dispatcher_call_with_contact (EmpathyContact *contact)
 769 {
 770         MissionControl        *mc;
 771         McAccount             *account;
 772         TpConnection          *connection;
 773         gchar                 *object_path;
 774         TpChannel             *channel;
 775         EmpathyContactFactory *factory;
 776         EmpathyTpGroup        *group;
 777         EmpathyContact        *self_contact;
 778         GError                *error = NULL;
 779
 780         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 781
 782         mc = empathy_mission_control_new ();
 783         account = empathy_contact_get_account (contact);
 784         connection = mission_control_get_tpconnection (mc, account, NULL);
 785         tp_connection_run_until_ready (connection, FALSE, NULL, NULL);
 786         g_object_unref (mc);
 787
 788         /* We abuse of suppress_handler, TRUE means OUTGOING. The channel
 789          * will be catched in EmpathyFilter */
 790         if (!tp_cli_connection_run_request_channel (connection, -1,
 791                                                     TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
 792                                                     TP_HANDLE_TYPE_NONE,
 793                                                     0,
 794                                                     TRUE,
 795                                                     &object_path,
 796                                                     &error,
 797                                                     NULL)) {
 798                 DEBUG ("Couldn't request channel: %s",
 799                         error ? error->message : "No error given");
 800                 g_clear_error (&error);
 801                 g_object_unref (connection);
 802                 return;
 803         }
 804
 805         channel = tp_channel_new (connection,
 806                                   object_path, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
 807                                   TP_HANDLE_TYPE_NONE, 0, NULL);
 808
 809         group = empathy_tp_group_new (channel);
 810         empathy_run_until_ready (group);
 811
 812         factory = empathy_contact_factory_new ();
 813         self_contact = empathy_contact_factory_get_user (factory, account);
 814         empathy_contact_run_until_ready (self_contact,
 815                                          EMPATHY_CONTACT_READY_HANDLE,
 816                                          NULL);
 817
 818         empathy_tp_group_add_member (group, contact, "");
 819         empathy_tp_group_add_member (group, self_contact, "");
 820
 821         g_object_unref (factory);
 822         g_object_unref (self_contact);
 823         g_object_unref (group);
 824         g_object_unref (connection);
 825         g_object_unref (channel);
 826         g_free (object_path);
 827 }
 828
 829 void
 830 empathy_dispatcher_call_with_contact_id (McAccount *account, const gchar *contact_id)
 831 {
 832         EmpathyContactFactory *factory;
 833         EmpathyContact        *contact;
 834
 835         factory = empathy_contact_factory_new ();
 836         contact = empathy_contact_factory_get_from_id (factory, account, contact_id);
 837         empathy_contact_run_until_ready (contact, EMPATHY_CONTACT_READY_HANDLE, NULL);
 838
 839         empathy_dispatcher_call_with_contact (contact);
 840
 841         g_object_unref (contact);
 842         g_object_unref (factory);
 843 }
 844
 845 void
 846 empathy_dispatcher_chat_with_contact (EmpathyContact  *contact)
 847 {
 848         MissionControl        *mc;
 849         McAccount             *account;
 850         TpConnection          *connection;
 851         DispatcherRequestData *data;
 852
 853         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 854
 855         mc = empathy_mission_control_new ();
 856         account = empathy_contact_get_account (contact);
 857         connection = mission_control_get_tpconnection (mc, account, NULL);
 858         tp_connection_run_until_ready (connection, FALSE, NULL, NULL);
 859         g_object_unref (mc);
 860
 861         /* We abuse of suppress_handler, TRUE means OUTGOING. */
 862         data = g_new (DispatcherRequestData, 1);
 863         data->channel_type = TP_IFACE_CHANNEL_TYPE_TEXT;
 864         data->handle_type = TP_HANDLE_TYPE_CONTACT;
 865         data->handle = empathy_contact_get_handle (contact);
 866         tp_cli_connection_call_request_channel (connection, -1,
 867                                                 data->channel_type,
 868                                                 data->handle_type,
 869                                                 data->handle,
 870                                                 TRUE,
 871                                                 dispatcher_request_channel_cb,
 872                                                 data, g_free,
 873                                                 NULL);
 874         g_object_unref (connection);
 875 }
 876
 877 void
 878 empathy_dispatcher_chat_with_contact_id (McAccount   *account,
 879                                          const gchar *contact_id)
 880 {
 881         EmpathyContactFactory *factory;
 882         EmpathyContact        *contact;
 883
 884         factory = empathy_contact_factory_new ();
 885         contact = empathy_contact_factory_get_from_id (factory, account, contact_id);
 886         empathy_contact_run_until_ready (contact, EMPATHY_CONTACT_READY_HANDLE, NULL);
 887
 888         empathy_dispatcher_chat_with_contact (contact);
 889
 890         g_object_unref (contact);
 891         g_object_unref (factory);
 892 }
 893