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-lib.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-account-manager.h"
  43 #include "empathy-contact-factory.h"
  44 #include "empathy-tp-group.h"
  45 #include "empathy-tp-file.h"
  46 #include "empathy-chatroom-manager.h"
  47 #include "empathy-utils.h"
  48
  49 #define DEBUG_FLAG EMPATHY_DEBUG_DISPATCHER
  50 #include <libempathy/empathy-debug.h>
  51
  52 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyDispatcher)
  53 typedef struct {
  54         GHashTable     *connections;
  55         EmpathyAccountManager *account_manager;
  56         MissionControl *mc;
  57         GSList         *tubes;
  58         EmpathyChatroomManager *chatroom_mgr;
  59 } EmpathyDispatcherPriv;
  60
  61 G_DEFINE_TYPE (EmpathyDispatcher, empathy_dispatcher, G_TYPE_OBJECT);
  62
  63 enum {
  64         DISPATCH_CHANNEL,
  65         FILTER_CHANNEL,
  66         FILTER_TUBE,
  67         LAST_SIGNAL
  68 };
  69
  70 static guint signals[LAST_SIGNAL];
  71 static EmpathyDispatcher *dispatcher = NULL;
  72
  73 void
  74 empathy_dispatcher_channel_process (EmpathyDispatcher *dispatcher,
  75                                     TpChannel         *channel)
  76 {
  77         g_signal_emit (dispatcher, signals[DISPATCH_CHANNEL], 0, channel);
  78 }
  79
  80 typedef struct {
  81         EmpathyDispatcherTube  public;
  82         EmpathyContactFactory *factory;
  83         gchar                 *bus_name;
  84         gchar                 *object_path;
  85         guint                  ref_count;
  86         gboolean               handled;
  87 } DispatcherTube;
  88
  89 GType
  90 empathy_dispatcher_tube_get_type (void)
  91 {
  92         static GType type_id = 0;
  93
  94         if (!type_id) {
  95                 type_id = g_boxed_type_register_static ("EmpathyDispatcherTube",
  96                                                         (GBoxedCopyFunc) empathy_dispatcher_tube_ref,
  97                                                         (GBoxedFreeFunc) empathy_dispatcher_tube_unref);
  98         }
  99
 100         return type_id;
 101 }
 102
 103 EmpathyDispatcherTube *
 104 empathy_dispatcher_tube_ref (EmpathyDispatcherTube *data)
 105 {
 106         DispatcherTube *tube = (DispatcherTube*) data;
 107
 108         g_return_val_if_fail (tube != NULL, NULL);
 109
 110         tube->ref_count++;
 111
 112         return data;
 113 }
 114
 115 void
 116 empathy_dispatcher_tube_unref (EmpathyDispatcherTube *data)
 117 {
 118         DispatcherTube *tube = (DispatcherTube*) data;
 119
 120         g_return_if_fail (tube != NULL);
 121
 122         if (--tube->ref_count == 0) {
 123                 if (!tube->handled) {
 124                         DEBUG ("Tube can't be handled, closing");
 125                         tp_cli_channel_type_tubes_call_close_tube (tube->public.channel, -1,
 126                                                                    tube->public.id,
 127                                                                    NULL, NULL, NULL,
 128                                                                    NULL);
 129                 }
 130
 131                 g_free (tube->bus_name);
 132                 g_free (tube->object_path);
 133                 g_object_unref (tube->factory);
 134                 g_object_unref (tube->public.channel);
 135                 g_object_unref (tube->public.initiator);
 136                 g_slice_free (DispatcherTube, tube);
 137         }
 138 }
 139
 140 static void
 141 dispatcher_tubes_handle_tube_cb (TpProxy      *channel,
 142                                  const GError *error,
 143                                  gpointer      user_data,
 144                                  GObject      *dispatcher)
 145 {
 146         DispatcherTube *tube = user_data;
 147
 148         if (error) {
 149                 DEBUG ("Error: %s", error->message);
 150         } else {
 151                 tube->handled = TRUE;
 152         }
 153 }
 154
 155 void
 156 empathy_dispatcher_tube_process (EmpathyDispatcher     *dispatcher,
 157                                  EmpathyDispatcherTube *user_data)
 158 {
 159         DispatcherTube *tube = (DispatcherTube*) user_data;
 160
 161         if (tube->public.activatable) {
 162                 TpProxy *connection;
 163                 TpProxy *thandler;
 164                 gchar   *object_path;
 165                 guint    handle_type;
 166                 guint    handle;
 167
 168                 /* Create the proxy for the tube handler */
 169                 thandler = g_object_new (TP_TYPE_PROXY,
 170                                          "dbus-connection", tp_get_bus (),
 171                                          "bus-name", tube->bus_name,
 172                                          "object-path", tube->object_path,
 173                                          NULL);
 174                 tp_proxy_add_interface_by_id (thandler, EMP_IFACE_QUARK_TUBE_HANDLER);
 175
 176                 /* Give the tube to the handler */
 177                 g_object_get (tube->public.channel,
 178                               "connection", &connection,
 179                               "object-path", &object_path,
 180                               "handle_type", &handle_type,
 181                               "handle", &handle,
 182                               NULL);
 183
 184                 DEBUG ("Dispatching tube");
 185                 emp_cli_tube_handler_call_handle_tube (thandler, -1,
 186                                                        connection->bus_name,
 187                                                        connection->object_path,
 188                                                        object_path, handle_type,
 189                                                        handle, tube->public.id,
 190                                                        dispatcher_tubes_handle_tube_cb,
 191                                                        empathy_dispatcher_tube_ref (user_data),
 192                                                        (GDestroyNotify) empathy_dispatcher_tube_unref,
 193                                                        G_OBJECT (dispatcher));
 194
 195                 g_object_unref (thandler);
 196                 g_object_unref (connection);
 197                 g_free (object_path);
 198         }
 199 }
 200
 201 static void
 202 dispatcher_tubes_new_tube_cb (TpChannel   *channel,
 203                               guint        id,
 204                               guint        initiator,
 205                               guint        type,
 206                               const gchar *service,
 207                               GHashTable  *parameters,
 208                               guint        state,
 209                               gpointer     user_data,
 210                               GObject     *dispatcher)
 211 {
 212         static TpDBusDaemon   *daemon = NULL;
 213         DispatcherTube        *tube;
 214         McAccount             *account;
 215         guint                  number;
 216         gchar                **names;
 217         gboolean               running = FALSE;
 218         GError                *error = NULL;
 219
 220         /* Increase tube count */
 221         number = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (channel), "tube-count"));
 222         g_object_set_data (G_OBJECT (channel), "tube-count", GUINT_TO_POINTER (++number));
 223         DEBUG ("Increased tube count for channel %p: %d", channel, number);
 224
 225         /* We dispatch only local pending tubes */
 226         if (state != TP_TUBE_STATE_LOCAL_PENDING) {
 227                 return;
 228         }
 229
 230         if (!daemon) {
 231                 daemon = tp_dbus_daemon_new (tp_get_bus ());
 232         }
 233
 234         account = empathy_channel_get_account (channel);
 235         tube = g_slice_new (DispatcherTube);
 236         tube->ref_count = 1;
 237         tube->handled = FALSE;
 238         tube->factory = empathy_contact_factory_new ();
 239         tube->bus_name = empathy_tube_handler_build_bus_name (type, service);
 240         tube->object_path = empathy_tube_handler_build_object_path (type, service);
 241         tube->public.activatable = FALSE;
 242         tube->public.id = id;
 243         tube->public.channel = g_object_ref (channel);
 244         tube->public.initiator = empathy_contact_factory_get_from_handle (tube->factory,
 245                                                                           account,
 246                                                                           initiator);
 247         g_object_unref (account);
 248
 249         /* Check if that bus-name has an owner, if it has one that means the
 250          * app is already running and we can directly give the channel. */
 251         tp_cli_dbus_daemon_run_name_has_owner (daemon, -1, tube->bus_name,
 252                                                &running, NULL, NULL);
 253         if (running) {
 254                 DEBUG ("Tube handler running");
 255                 tube->public.activatable = TRUE;
 256                 empathy_dispatcher_tube_process (EMPATHY_DISPATCHER (dispatcher),
 257                                                  (EmpathyDispatcherTube*) tube);
 258                 empathy_dispatcher_tube_unref ((EmpathyDispatcherTube*) tube);
 259                 return;
 260         }
 261
 262         /* Check if that bus-name is activatable, if not that means the
 263          * application needed to handle this tube isn't installed. */
 264         if (!tp_cli_dbus_daemon_run_list_activatable_names (daemon, -1,
 265                                                             &names, &error,
 266                                                             NULL)) {
 267                 DEBUG ("Error listing activatable names: %s", error->message);
 268                 g_clear_error (&error);
 269         } else {
 270                 gchar **name;
 271
 272                 for (name = names; *name; name++) {
 273                         if (!tp_strdiff (*name, tube->bus_name)) {
 274                                 tube->public.activatable = TRUE;
 275                                 break;
 276                         }
 277                 }
 278                 g_strfreev (names);
 279         }
 280
 281         g_signal_emit (dispatcher, signals[FILTER_TUBE], 0, tube);
 282         empathy_dispatcher_tube_unref ((EmpathyDispatcherTube*) tube);
 283 }
 284
 285 static void
 286 dispatcher_tubes_list_tubes_cb (TpChannel       *channel,
 287                                 const GPtrArray *tubes,
 288                                 const GError    *error,
 289                                 gpointer         user_data,
 290                                 GObject         *dispatcher)
 291 {
 292         guint i;
 293
 294         if (error) {
 295                 DEBUG ("Error: %s", error->message);
 296                 return;
 297         }
 298
 299         for (i = 0; i < tubes->len; i++) {
 300                 GValueArray *values;
 301
 302                 values = g_ptr_array_index (tubes, i);
 303                 dispatcher_tubes_new_tube_cb (channel,
 304                                               g_value_get_uint (g_value_array_get_nth (values, 0)),
 305                                               g_value_get_uint (g_value_array_get_nth (values, 1)),
 306                                               g_value_get_uint (g_value_array_get_nth (values, 2)),
 307                                               g_value_get_string (g_value_array_get_nth (values, 3)),
 308                                               g_value_get_boxed (g_value_array_get_nth (values, 4)),
 309                                               g_value_get_uint (g_value_array_get_nth (values, 5)),
 310                                               user_data, dispatcher);
 311         }
 312 }
 313
 314 static void
 315 dispatcher_tubes_channel_invalidated_cb (TpProxy           *proxy,
 316                                          guint              domain,
 317                                          gint               code,
 318                                          gchar             *message,
 319                                          EmpathyDispatcher *dispatcher)
 320 {
 321         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 322
 323         DEBUG ("%s", message);
 324
 325         priv->tubes = g_slist_remove (priv->tubes, proxy);
 326         g_object_unref (proxy);
 327 }
 328
 329 static void
 330 dispatcher_tubes_tube_closed_cb (TpChannel *channel,
 331                                  guint      id,
 332                                  gpointer   user_data,
 333                                  GObject   *dispatcher)
 334 {
 335         guint number;
 336
 337         number = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (channel), "tube-count"));
 338         if (number == 1) {
 339                 DEBUG ("No more tube, closing channel");
 340                 tp_cli_channel_call_close (channel, -1, NULL, NULL, NULL, NULL);
 341         }
 342         else if (number > 1) {
 343                 DEBUG ("Decrease tube count: %d", number);
 344                 g_object_set_data (G_OBJECT (channel), "tube-count", GUINT_TO_POINTER (--number));
 345         }
 346 }
 347
 348 static void
 349 dispatcher_tubes_handle_channel (EmpathyDispatcher *dispatcher,
 350                                  TpChannel         *channel)
 351 {
 352         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 353
 354         DEBUG ("Called");
 355
 356         priv->tubes = g_slist_prepend (priv->tubes, g_object_ref (channel));
 357         g_signal_connect (channel, "invalidated",
 358                           G_CALLBACK (dispatcher_tubes_channel_invalidated_cb),
 359                           dispatcher);
 360
 361         tp_cli_channel_type_tubes_connect_to_tube_closed (channel,
 362                                                           dispatcher_tubes_tube_closed_cb,
 363                                                           NULL, NULL,
 364                                                           G_OBJECT (dispatcher), NULL);
 365         tp_cli_channel_type_tubes_connect_to_new_tube (channel,
 366                                                        dispatcher_tubes_new_tube_cb,
 367                                                        NULL, NULL,
 368                                                        G_OBJECT (dispatcher), NULL);
 369         tp_cli_channel_type_tubes_call_list_tubes (channel, -1,
 370                                                    dispatcher_tubes_list_tubes_cb,
 371                                                    NULL, NULL,
 372                                                    G_OBJECT (dispatcher));
 373 }
 374
 375 static void
 376 dispatcher_connection_invalidated_cb (TpConnection  *connection,
 377                                       guint          domain,
 378                                       gint           code,
 379                                       gchar         *message,
 380                                       EmpathyDispatcher *dispatcher)
 381 {
 382         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 383         GHashTableIter         iter;
 384         gpointer               key, value;
 385
 386         DEBUG ("Error: %s", message);
 387
 388         g_hash_table_iter_init (&iter, priv->connections);
 389         while (g_hash_table_iter_next (&iter, &key, &value)) {
 390                 if (value == connection) {
 391                         g_hash_table_remove (priv->connections, key);
 392                         break;
 393                 }
 394         }
 395 }
 396
 397 typedef struct
 398 {
 399   EmpathyDispatcher *self;
 400   EmpathyChatroom *chatroom;
 401 } dispatcher_connection_invalidated_cb_ctx;
 402
 403 static dispatcher_connection_invalidated_cb_ctx *
 404 dispatcher_connection_invalidated_cb_ctx_new (EmpathyDispatcher *dispatcher,
 405                                               EmpathyChatroom *chatroom)
 406 {
 407   dispatcher_connection_invalidated_cb_ctx *ctx;
 408
 409   ctx = g_slice_new (dispatcher_connection_invalidated_cb_ctx);
 410
 411   ctx->self = g_object_ref (dispatcher);
 412   ctx->chatroom = g_object_ref (chatroom);
 413
 414   return ctx;
 415 }
 416
 417 static void
 418 dispatcher_connection_invalidated_cb_ctx_free (
 419     dispatcher_connection_invalidated_cb_ctx *ctx)
 420 {
 421   g_object_unref (ctx->self);
 422   g_object_unref (ctx->chatroom);
 423
 424   g_slice_free (dispatcher_connection_invalidated_cb_ctx, ctx);
 425 }
 426
 427 static void dispatcher_chatroom_invalidated_cb (
 428     TpProxy *channel,
 429     guint domain,
 430     gint code,
 431     gchar *message,
 432     dispatcher_connection_invalidated_cb_ctx *ctx)
 433 {
 434   EmpathyDispatcherPriv *priv = GET_PRIV (ctx->self);
 435   gboolean favorite;
 436
 437   g_object_get (ctx->chatroom, "favorite", &favorite, NULL);
 438
 439   if (favorite)
 440     {
 441       /* Chatroom is in favorites so don't remove it from the manager */
 442       g_object_set (ctx->chatroom, "tp-channel", NULL, NULL);
 443     }
 444   else
 445     {
 446       empathy_chatroom_manager_remove (priv->chatroom_mgr, ctx->chatroom);
 447     }
 448 }
 449
 450 static void
 451 dispatcher_connection_new_channel_cb (TpConnection *connection,
 452                                       const gchar  *object_path,
 453                                       const gchar  *channel_type,
 454                                       guint         handle_type,
 455                                       guint         handle,
 456                                       gboolean      suppress_handler,
 457                                       gpointer      user_data,
 458                                       GObject      *object)
 459 {
 460         EmpathyDispatcher *dispatcher = EMPATHY_DISPATCHER (object);
 461   EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 462         TpChannel         *channel;
 463         gpointer           had_channels;
 464
 465         had_channels = g_object_get_data (G_OBJECT (connection), "had-channels");
 466         if (had_channels == NULL) {
 467                 /* ListChannels didn't return yet, return to avoid duplicate
 468                  * dispatching */
 469                 return;
 470         }
 471
 472         channel = tp_channel_new (connection, object_path, channel_type,
 473                                   handle_type, handle, NULL);
 474         tp_channel_run_until_ready (channel, NULL, NULL);
 475
 476         if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TUBES)) {
 477                 dispatcher_tubes_handle_channel (dispatcher, channel);
 478         }
 479
 480   if (!tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TEXT) &&
 481       handle_type == TP_HANDLE_TYPE_ROOM)
 482     {
 483       /* Add the chatroom to the chatroom manager */
 484       EmpathyChatroom *chatroom;
 485       GArray *handles;
 486       gchar **room_ids;
 487       MissionControl *mc;
 488       McAccount *account;
 489       dispatcher_connection_invalidated_cb_ctx *ctx;
 490
 491       handles = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
 492       g_array_append_val (handles, handle);
 493
 494       tp_cli_connection_run_inspect_handles (connection, -1,
 495           TP_HANDLE_TYPE_ROOM, handles, &room_ids, NULL, NULL);
 496
 497       mc = empathy_mission_control_new ();
 498       account = mission_control_get_account_for_tpconnection (mc, connection,
 499           NULL);
 500
 501       chatroom = empathy_chatroom_manager_find (priv->chatroom_mgr, account,
 502           room_ids[0]);
 503       if (chatroom == NULL)
 504         {
 505           chatroom = empathy_chatroom_new (account);
 506           empathy_chatroom_set_name (chatroom, room_ids[0]);
 507           empathy_chatroom_set_room (chatroom, room_ids[0]);
 508           empathy_chatroom_manager_add (priv->chatroom_mgr, chatroom);
 509         }
 510       else
 511         {
 512           g_object_ref (chatroom);
 513         }
 514
 515       g_object_set (chatroom, "tp-channel", channel, NULL);
 516
 517       ctx = dispatcher_connection_invalidated_cb_ctx_new (dispatcher, chatroom);
 518
 519       g_signal_connect_data (channel, "invalidated",
 520           G_CALLBACK (dispatcher_chatroom_invalidated_cb), ctx,
 521           (GClosureNotify) dispatcher_connection_invalidated_cb_ctx_free, 0);
 522
 523       g_free (room_ids[0]);
 524       g_free (room_ids);
 525       g_array_free (handles, TRUE);
 526       g_object_unref (mc);
 527       g_object_unref (account);
 528       g_object_unref (chatroom);
 529     }
 530
 531         if (suppress_handler) {
 532                 g_signal_emit (dispatcher, signals[DISPATCH_CHANNEL], 0, channel);
 533         } else {
 534                 g_signal_emit (dispatcher, signals[FILTER_CHANNEL], 0, channel);
 535         }
 536
 537         g_object_unref (channel);
 538 }
 539
 540 static void
 541 dispatcher_connection_list_channels_cb (TpConnection    *connection,
 542                                         const GPtrArray *channels,
 543                                         const GError    *error,
 544                                         gpointer         user_data,
 545                                         GObject         *dispatcher)
 546 {
 547         guint i;
 548
 549         if (error) {
 550                 DEBUG ("Error: %s", error->message);
 551                 return;
 552         }
 553
 554         g_object_set_data (G_OBJECT (connection), "had-channels",
 555                            GUINT_TO_POINTER (1));
 556
 557         for (i = 0; i < channels->len; i++) {
 558                 GValueArray *values;
 559
 560                 values = g_ptr_array_index (channels, i);
 561                 dispatcher_connection_new_channel_cb (connection,
 562                         g_value_get_boxed (g_value_array_get_nth (values, 0)),
 563                         g_value_get_string (g_value_array_get_nth (values, 1)),
 564                         g_value_get_uint (g_value_array_get_nth (values, 2)),
 565                         g_value_get_uint (g_value_array_get_nth (values, 3)),
 566                         FALSE, user_data, dispatcher);
 567         }
 568 }
 569
 570 static void
 571 dispatcher_connection_advertise_capabilities_cb (TpConnection    *connection,
 572                                                  const GPtrArray *capabilities,
 573                                                  const GError    *error,
 574                                                  gpointer         user_data,
 575                                                  GObject         *dispatcher)
 576 {
 577         if (error) {
 578                 DEBUG ("Error: %s", error->message);
 579         }
 580 }
 581
 582 static void
 583 dispatcher_connection_ready_cb (TpConnection  *connection,
 584                                 const GError  *error,
 585                                 gpointer       dispatcher)
 586 {
 587         GPtrArray   *capabilities;
 588         GType        cap_type;
 589         GValue       cap = {0, };
 590         const gchar *remove = NULL;
 591
 592         if (error) {
 593                 dispatcher_connection_invalidated_cb (connection,
 594                                                       error->domain,
 595                                                       error->code,
 596                                                       error->message,
 597                                                       dispatcher);
 598                 return;
 599         }
 600
 601         g_signal_connect (connection, "invalidated",
 602                           G_CALLBACK (dispatcher_connection_invalidated_cb),
 603                           dispatcher);
 604         tp_cli_connection_connect_to_new_channel (connection,
 605                                                   dispatcher_connection_new_channel_cb,
 606                                                   NULL, NULL,
 607                                                   G_OBJECT (dispatcher), NULL);
 608         tp_cli_connection_call_list_channels (connection, -1,
 609                                               dispatcher_connection_list_channels_cb,
 610                                               NULL, NULL,
 611                                               G_OBJECT (dispatcher));
 612
 613         /* Advertise VoIP capabilities */
 614         capabilities = g_ptr_array_sized_new (1);
 615         cap_type = dbus_g_type_get_struct ("GValueArray", G_TYPE_STRING,
 616                                            G_TYPE_UINT, G_TYPE_INVALID);
 617         g_value_init (&cap, cap_type);
 618         g_value_take_boxed (&cap, dbus_g_type_specialized_construct (cap_type));
 619         dbus_g_type_struct_set (&cap,
 620                                 0, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
 621                                 1, TP_CHANNEL_MEDIA_CAPABILITY_AUDIO |
 622                                    TP_CHANNEL_MEDIA_CAPABILITY_VIDEO |
 623                                    TP_CHANNEL_MEDIA_CAPABILITY_NAT_TRAVERSAL_STUN  |
 624                                    TP_CHANNEL_MEDIA_CAPABILITY_NAT_TRAVERSAL_GTALK_P2P,
 625                                 G_MAXUINT);
 626         g_ptr_array_add (capabilities, g_value_get_boxed (&cap));
 627
 628         tp_cli_connection_interface_capabilities_call_advertise_capabilities (
 629                 connection, -1,
 630                 capabilities, &remove,
 631                 dispatcher_connection_advertise_capabilities_cb,
 632                 NULL, NULL, G_OBJECT (dispatcher));
 633         /* FIXME: Is that leaked? */
 634 }
 635
 636 static void
 637 dispatcher_update_account (EmpathyDispatcher *dispatcher,
 638                            McAccount         *account)
 639 {
 640         EmpathyDispatcherPriv *priv = GET_PRIV (dispatcher);
 641         TpConnection          *connection;
 642
 643         connection = g_hash_table_lookup (priv->connections, account);
 644         if (connection) {
 645                 return;
 646         }
 647
 648         connection = mission_control_get_tpconnection (priv->mc, account, NULL);
 649         if (!connection) {
 650                 return;
 651         }
 652
 653         g_hash_table_insert (priv->connections, g_object_ref (account), connection);
 654         tp_connection_call_when_ready (connection,
 655                                        dispatcher_connection_ready_cb,
 656                                        dispatcher);
 657 }
 658
 659 static void
 660 dispatcher_account_connection_cb (EmpathyAccountManager *manager,
 661                                   McAccount *account,
 662                                   TpConnectionStatusReason reason,
 663                                   TpConnectionStatus status,
 664                                   TpConnectionStatus previous,
 665                                   EmpathyDispatcher *dispatcher)
 666 {
 667         dispatcher_update_account (dispatcher, account);
 668 }
 669
 670 static void
 671 dispatcher_finalize (GObject *object)
 672 {
 673         EmpathyDispatcherPriv *priv = GET_PRIV (object);
 674         GSList                *l;
 675
 676         g_signal_handlers_disconnect_by_func (priv->account_manager,
 677                                               dispatcher_account_connection_cb,
 678                                               object);
 679         g_object_unref (priv->account_manager);
 680         g_object_unref (priv->mc);
 681
 682         for (l = priv->tubes; l; l = l->next) {
 683                 g_signal_handlers_disconnect_by_func (l->data,
 684                                                       dispatcher_tubes_channel_invalidated_cb,
 685                                                       object);
 686                 g_object_unref (l->data);
 687         }
 688         g_slist_free (priv->tubes);
 689
 690         g_hash_table_destroy (priv->connections);
 691
 692         g_object_unref (priv->chatroom_mgr);
 693 }
 694
 695 static void
 696 empathy_dispatcher_class_init (EmpathyDispatcherClass *klass)
 697 {
 698         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 699
 700         object_class->finalize = dispatcher_finalize;
 701
 702         signals[DISPATCH_CHANNEL] =
 703                 g_signal_new ("dispatch-channel",
 704                               G_TYPE_FROM_CLASS (klass),
 705                               G_SIGNAL_RUN_LAST,
 706                               0,
 707                               NULL, NULL,
 708                               g_cclosure_marshal_VOID__OBJECT,
 709                               G_TYPE_NONE,
 710                               1, TP_TYPE_CHANNEL);
 711         signals[FILTER_CHANNEL] =
 712                 g_signal_new ("filter-channel",
 713                               G_TYPE_FROM_CLASS (klass),
 714                               G_SIGNAL_RUN_LAST,
 715                               0,
 716                               NULL, NULL,
 717                               g_cclosure_marshal_VOID__OBJECT,
 718                               G_TYPE_NONE,
 719                               1, TP_TYPE_CHANNEL);
 720         signals[FILTER_TUBE] =
 721                 g_signal_new ("filter-tube",
 722                               G_TYPE_FROM_CLASS (klass),
 723                               G_SIGNAL_RUN_LAST,
 724                               0,
 725                               NULL, NULL,
 726                               g_cclosure_marshal_VOID__BOXED,
 727                               G_TYPE_NONE,
 728                               1, EMPATHY_TYPE_DISPATCHER_TUBE);
 729
 730         g_type_class_add_private (object_class, sizeof (EmpathyDispatcherPriv));
 731 }
 732
 733 static void
 734 empathy_dispatcher_init (EmpathyDispatcher *dispatcher)
 735 {
 736         GList                 *accounts, *l;
 737         EmpathyDispatcherPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (dispatcher,
 738                 EMPATHY_TYPE_DISPATCHER, EmpathyDispatcherPriv);
 739
 740         dispatcher->priv = priv;
 741         priv->mc = empathy_mission_control_new ();
 742         priv->account_manager = empathy_account_manager_new ();
 743
 744         g_signal_connect (priv->account_manager,
 745                           "account-connection-changed",
 746                           G_CALLBACK (dispatcher_account_connection_cb),
 747                           dispatcher);
 748
 749         priv->connections = g_hash_table_new_full (empathy_account_hash,
 750                                                    empathy_account_equal,
 751                                                    g_object_unref,
 752                                                    g_object_unref);
 753         accounts = mc_accounts_list_by_enabled (TRUE);
 754         for (l = accounts; l; l = l->next) {
 755                 dispatcher_update_account (dispatcher, l->data);
 756                 g_object_unref (l->data);
 757         }
 758         g_list_free (accounts);
 759
 760         priv->chatroom_mgr = empathy_chatroom_manager_new (NULL);
 761 }
 762
 763 EmpathyDispatcher *
 764 empathy_dispatcher_new (void)
 765 {
 766         if (!dispatcher) {
 767                 dispatcher = g_object_new (EMPATHY_TYPE_DISPATCHER, NULL);
 768                 g_object_add_weak_pointer (G_OBJECT (dispatcher), (gpointer) &dispatcher);
 769         } else {
 770                 g_object_ref (dispatcher);
 771         }
 772
 773         return dispatcher;
 774 }
 775
 776 typedef struct {
 777         const gchar *channel_type;
 778         guint        handle_type;
 779         guint        handle;
 780 } DispatcherRequestData;
 781
 782 static void
 783 dispatcher_request_channel_cb (TpConnection *connection,
 784                                const gchar  *object_path,
 785                                const GError *error,
 786                                gpointer      user_data,
 787                                GObject      *weak_object)
 788 {
 789         DispatcherRequestData *data = (DispatcherRequestData*) user_data;
 790
 791         if (error) {
 792                 DEBUG ("Error: %s", error->message);
 793                 return;
 794         }
 795
 796         if (dispatcher) {
 797                 TpChannel *channel;
 798
 799                 channel = tp_channel_new (connection, object_path,
 800                                           data->channel_type,
 801                                           data->handle_type,
 802                                           data->handle, NULL);
 803
 804                 g_signal_emit (dispatcher, signals[DISPATCH_CHANNEL], 0, channel);
 805         }
 806 }
 807
 808 void
 809 empathy_dispatcher_call_with_contact (EmpathyContact *contact)
 810 {
 811         MissionControl        *mc;
 812         McAccount             *account;
 813         TpConnection          *connection;
 814         gchar                 *object_path;
 815         TpChannel             *channel;
 816         EmpathyContactFactory *factory;
 817         EmpathyTpGroup        *group;
 818         EmpathyContact        *self_contact;
 819         GError                *error = NULL;
 820
 821         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 822
 823         mc = empathy_mission_control_new ();
 824         account = empathy_contact_get_account (contact);
 825         connection = mission_control_get_tpconnection (mc, account, NULL);
 826         tp_connection_run_until_ready (connection, FALSE, NULL, NULL);
 827         g_object_unref (mc);
 828
 829         /* We abuse of suppress_handler, TRUE means OUTGOING. The channel
 830          * will be catched in EmpathyFilter */
 831         if (!tp_cli_connection_run_request_channel (connection, -1,
 832                                                     TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
 833                                                     TP_HANDLE_TYPE_NONE,
 834                                                     0,
 835                                                     TRUE,
 836                                                     &object_path,
 837                                                     &error,
 838                                                     NULL)) {
 839                 DEBUG ("Couldn't request channel: %s",
 840                         error ? error->message : "No error given");
 841                 g_clear_error (&error);
 842                 g_object_unref (connection);
 843                 return;
 844         }
 845
 846         channel = tp_channel_new (connection,
 847                                   object_path, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA,
 848                                   TP_HANDLE_TYPE_NONE, 0, NULL);
 849
 850         group = empathy_tp_group_new (channel);
 851         empathy_run_until_ready (group);
 852
 853         factory = empathy_contact_factory_new ();
 854         self_contact = empathy_contact_factory_get_user (factory, account);
 855         empathy_contact_run_until_ready (self_contact,
 856                                          EMPATHY_CONTACT_READY_HANDLE,
 857                                          NULL);
 858
 859         empathy_tp_group_add_member (group, contact, "");
 860         empathy_tp_group_add_member (group, self_contact, "");
 861
 862         g_object_unref (factory);
 863         g_object_unref (self_contact);
 864         g_object_unref (group);
 865         g_object_unref (connection);
 866         g_object_unref (channel);
 867         g_free (object_path);
 868 }
 869
 870 void
 871 empathy_dispatcher_call_with_contact_id (McAccount *account, const gchar *contact_id)
 872 {
 873         EmpathyContactFactory *factory;
 874         EmpathyContact        *contact;
 875
 876         factory = empathy_contact_factory_new ();
 877         contact = empathy_contact_factory_get_from_id (factory, account, contact_id);
 878         empathy_contact_run_until_ready (contact, EMPATHY_CONTACT_READY_HANDLE, NULL);
 879
 880         empathy_dispatcher_call_with_contact (contact);
 881
 882         g_object_unref (contact);
 883         g_object_unref (factory);
 884 }
 885
 886 void
 887 empathy_dispatcher_chat_with_contact (EmpathyContact  *contact)
 888 {
 889         MissionControl        *mc;
 890         McAccount             *account;
 891         TpConnection          *connection;
 892         DispatcherRequestData *data;
 893
 894         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 895
 896         mc = empathy_mission_control_new ();
 897         account = empathy_contact_get_account (contact);
 898         connection = mission_control_get_tpconnection (mc, account, NULL);
 899         tp_connection_run_until_ready (connection, FALSE, NULL, NULL);
 900         g_object_unref (mc);
 901
 902         /* We abuse of suppress_handler, TRUE means OUTGOING. */
 903         data = g_new (DispatcherRequestData, 1);
 904         data->channel_type = TP_IFACE_CHANNEL_TYPE_TEXT;
 905         data->handle_type = TP_HANDLE_TYPE_CONTACT;
 906         data->handle = empathy_contact_get_handle (contact);
 907         tp_cli_connection_call_request_channel (connection, -1,
 908                                                 data->channel_type,
 909                                                 data->handle_type,
 910                                                 data->handle,
 911                                                 TRUE,
 912                                                 dispatcher_request_channel_cb,
 913                                                 data, g_free,
 914                                                 NULL);
 915         g_object_unref (connection);
 916 }
 917
 918 void
 919 empathy_dispatcher_chat_with_contact_id (McAccount   *account,
 920                                          const gchar *contact_id)
 921 {
 922         EmpathyContactFactory *factory;
 923         EmpathyContact        *contact;
 924
 925         factory = empathy_contact_factory_new ();
 926         contact = empathy_contact_factory_get_from_id (factory, account, contact_id);
 927         empathy_contact_run_until_ready (contact, EMPATHY_CONTACT_READY_HANDLE, NULL);
 928
 929         empathy_dispatcher_chat_with_contact (contact);
 930
 931         g_object_unref (contact);
 932         g_object_unref (factory);
 933 }
 934
 935 typedef struct {
 936         GFile *gfile;
 937         TpHandle handle;
 938 } FileChannelRequest;
 939
 940 static void
 941 tp_file_state_notify_cb (EmpathyTpFile *tp_file)
 942 {
 943         EmpFileTransferState state;
 944
 945         state = empathy_tp_file_get_state (tp_file, NULL);
 946         if (state == EMP_FILE_TRANSFER_STATE_COMPLETED ||
 947             state == EMP_FILE_TRANSFER_STATE_CANCELLED) {
 948                 DEBUG ("Transfer is done, unref the object");
 949                 g_object_unref (tp_file);
 950         }
 951 }
 952
 953 static void
 954 file_channel_create_cb (TpConnection *connection,
 955                         const gchar  *object_path,
 956                         GHashTable   *properties,
 957                         const GError *error,
 958                         gpointer      user_data,
 959                         GObject      *weak_object)
 960 {
 961         TpChannel *channel;
 962         EmpathyTpFile *tp_file;
 963         FileChannelRequest *request = (FileChannelRequest *) user_data;
 964
 965         if (error) {
 966                 DEBUG ("Couldn't request channel: %s", error->message);
 967                 return;
 968         }
 969
 970         channel = tp_channel_new (connection,
 971                                  object_path,
 972                                  EMP_IFACE_CHANNEL_TYPE_FILE_TRANSFER,
 973                                  TP_HANDLE_TYPE_CONTACT,
 974                                  request->handle,
 975                                  NULL);
 976
 977         /* We give the ref to the callback, it is responsible to unref the
 978          * object once the transfer is done. */
 979         tp_file = empathy_tp_file_new (channel);
 980         empathy_tp_file_offer (tp_file, request->gfile, NULL);
 981         g_signal_connect (tp_file, "notify::state",
 982                           G_CALLBACK (tp_file_state_notify_cb),
 983                           NULL);
 984
 985         g_object_unref (request->gfile);
 986         g_slice_free (FileChannelRequest, request);
 987         g_object_unref (channel);
 988 }
 989
 990 void
 991 empathy_dispatcher_send_file (EmpathyContact *contact,
 992                               GFile          *gfile)
 993 {
 994         MissionControl     *mc;
 995         McAccount          *account;
 996         TpConnection       *connection;
 997         guint               handle;
 998         FileChannelRequest *request;
 999         GHashTable         *args;
1000         GValue             *value;
1001         GFileInfo          *info;
1002         gchar              *filename;
1003         GTimeVal            last_modif;
1004         GError             *error = NULL;
1005
1006         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1007         g_return_if_fail (G_IS_FILE (gfile));
1008
1009         info = g_file_query_info (gfile,
1010                                   G_FILE_ATTRIBUTE_STANDARD_SIZE ","
1011                                   G_FILE_ATTRIBUTE_STANDARD_CONTENT_TYPE ","
1012                                   G_FILE_ATTRIBUTE_TIME_MODIFIED,
1013                                   0, NULL, &error);
1014
1015         if (error) {
1016                 DEBUG ("Can't get info about the file: %s", error->message);
1017                 g_clear_error (&error);
1018                 return;
1019         }
1020
1021         mc = empathy_mission_control_new ();
1022         account = empathy_contact_get_account (contact);
1023         connection = mission_control_get_tpconnection (mc, account, NULL);
1024         handle = empathy_contact_get_handle (contact);
1025
1026         request = g_slice_new0 (FileChannelRequest);
1027         request->gfile = g_object_ref (gfile);
1028         request->handle = handle;
1029
1030         filename = g_file_get_basename (request->gfile);
1031         tp_connection_run_until_ready (connection, FALSE, NULL, NULL);
1032
1033         DEBUG ("Sending %s from a stream to %s (size %"G_GINT64_FORMAT", content-type %s)",
1034                filename, empathy_contact_get_name (contact),
1035                g_file_info_get_size (info),
1036                g_file_info_get_content_type (info));
1037
1038         args = g_hash_table_new_full (g_str_hash, g_str_equal, NULL,
1039                                       (GDestroyNotify) tp_g_value_slice_free);
1040
1041         /* org.freedesktop.Telepathy.Channel.ChannelType */
1042         value = tp_g_value_slice_new (G_TYPE_STRING);
1043         g_value_set_string (value, EMP_IFACE_CHANNEL_TYPE_FILE_TRANSFER);
1044         g_hash_table_insert (args, TP_IFACE_CHANNEL ".ChannelType", value);
1045
1046         /* org.freedesktop.Telepathy.Channel.TargetHandleType */
1047         value = tp_g_value_slice_new (G_TYPE_UINT);
1048         g_value_set_uint (value, TP_HANDLE_TYPE_CONTACT);
1049         g_hash_table_insert (args, TP_IFACE_CHANNEL ".TargetHandleType", value);
1050
1051         /* org.freedesktop.Telepathy.Channel.TargetHandle */
1052         value = tp_g_value_slice_new (G_TYPE_UINT);
1053         g_value_set_uint (value, handle);
1054         g_hash_table_insert (args, TP_IFACE_CHANNEL ".TargetHandle", value);
1055
1056         /* org.freedesktop.Telepathy.Channel.Type.FileTransfer.ContentType */
1057         value = tp_g_value_slice_new (G_TYPE_STRING);
1058         g_value_set_string (value, g_file_info_get_content_type (info));
1059         g_hash_table_insert (args,
1060                 EMP_IFACE_CHANNEL_TYPE_FILE_TRANSFER ".ContentType", value);
1061
1062         /* org.freedesktop.Telepathy.Channel.Type.FileTransfer.Filename */
1063         value = tp_g_value_slice_new (G_TYPE_STRING);
1064         g_value_set_string (value, g_filename_display_basename (filename));
1065         g_hash_table_insert (args,
1066                 EMP_IFACE_CHANNEL_TYPE_FILE_TRANSFER ".Filename", value);
1067
1068         /* org.freedesktop.Telepathy.Channel.Type.FileTransfer.Size */
1069         value = tp_g_value_slice_new (G_TYPE_UINT64);
1070         g_value_set_uint64 (value, g_file_info_get_size (info));
1071         g_hash_table_insert (args,
1072                 EMP_IFACE_CHANNEL_TYPE_FILE_TRANSFER ".Size", value);
1073
1074         /* org.freedesktop.Telepathy.Channel.Type.FileTransfer.Date */
1075         g_file_info_get_modification_time (info, &last_modif);
1076         value = tp_g_value_slice_new (G_TYPE_UINT64);
1077         g_value_set_uint64 (value, last_modif.tv_sec);
1078         g_hash_table_insert (args,
1079                 EMP_IFACE_CHANNEL_TYPE_FILE_TRANSFER ".Date", value);
1080
1081         /* FIXME: Description ? */
1082         /* FIXME: ContentHashType and ContentHash ? */
1083
1084         tp_cli_connection_interface_requests_call_create_channel (connection, -1,
1085                 args, file_channel_create_cb, request, NULL, NULL);
1086
1087         g_hash_table_destroy (args);
1088         g_free (filename);
1089         g_object_unref (mc);
1090         g_object_unref (connection);
1091 }
1092