libempathy/empathy-tp-chat.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 <telepathy-glib/channel.h>
  27 #include <telepathy-glib/dbus.h>
  28 #include <telepathy-glib/util.h>
  29
  30 #include "empathy-tp-chat.h"
  31 #include "empathy-contact-factory.h"
  32 #include "empathy-contact-monitor.h"
  33 #include "empathy-contact-list.h"
  34 #include "empathy-marshal.h"
  35 #include "empathy-time.h"
  36 #include "empathy-utils.h"
  37
  38 #define DEBUG_FLAG EMPATHY_DEBUG_TP | EMPATHY_DEBUG_CHAT
  39 #include "empathy-debug.h"
  40
  41 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyTpChat)
  42 typedef struct {
  43         gboolean dispose_has_run;
  44         EmpathyContactFactory *factory;
  45         EmpathyContactMonitor *contact_monitor;
  46         EmpathyContact        *user;
  47         EmpathyContact        *remote_contact;
  48         EmpathyTpGroup        *group;
  49         McAccount             *account;
  50         TpChannel             *channel;
  51         gchar                 *id;
  52         gboolean               listing_pending_messages;
  53         /* Queue of messages not signalled yet */
  54         GQueue                *messages_queue;
  55         /* Queue of messages signalled but not acked yet */
  56         GQueue                *pending_messages_queue;
  57         gboolean               had_properties_list;
  58         GPtrArray             *properties;
  59         gboolean               ready;
  60         guint                  members_count;
  61         guint                  invalidated_handler;
  62 } EmpathyTpChatPriv;
  63
  64 typedef struct {
  65         gchar          *name;
  66         guint           id;
  67         TpPropertyFlags flags;
  68         GValue         *value;
  69 } TpChatProperty;
  70
  71 static void tp_chat_iface_init         (EmpathyContactListIface *iface);
  72
  73 enum {
  74         PROP_0,
  75         PROP_CHANNEL,
  76         PROP_REMOTE_CONTACT,
  77         PROP_READY,
  78 };
  79
  80 enum {
  81         MESSAGE_RECEIVED,
  82         SEND_ERROR,
  83         CHAT_STATE_CHANGED,
  84         PROPERTY_CHANGED,
  85         DESTROY,
  86         LAST_SIGNAL
  87 };
  88
  89 static guint signals[LAST_SIGNAL];
  90
  91 G_DEFINE_TYPE_WITH_CODE (EmpathyTpChat, empathy_tp_chat, G_TYPE_OBJECT,
  92                          G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_CONTACT_LIST,
  93                                                 tp_chat_iface_init));
  94
  95 static void
  96 tp_chat_invalidated_cb (TpProxy       *proxy,
  97                         guint          domain,
  98                         gint           code,
  99                         gchar         *message,
 100                         EmpathyTpChat *chat)
 101 {
 102         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 103         DEBUG ("Channel invalidated: %s", message);
 104         g_signal_emit (chat, signals[DESTROY], 0);
 105
 106         g_object_unref (priv->channel);
 107         priv->channel = NULL;
 108 }
 109
 110 static void
 111 tp_chat_async_cb (TpChannel *proxy,
 112                   const GError *error,
 113                   gpointer user_data,
 114                   GObject *weak_object)
 115 {
 116         if (error) {
 117                 DEBUG ("Error %s: %s", (gchar*) user_data, error->message);
 118         }
 119 }
 120
 121 static void
 122 tp_chat_member_added_cb (EmpathyTpGroup *group,
 123                          EmpathyContact *contact,
 124                          EmpathyContact *actor,
 125                          guint           reason,
 126                          const gchar    *message,
 127                          EmpathyTpChat  *chat)
 128 {
 129         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 130         guint              handle_type = 0;
 131
 132         if (priv->channel == NULL)
 133                 return;
 134
 135         priv->members_count++;
 136         g_signal_emit_by_name (chat, "members-changed",
 137                                contact, actor, reason, message,
 138                                TRUE);
 139
 140         g_object_get (priv->channel, "handle-type", &handle_type, NULL);
 141         if (handle_type == TP_HANDLE_TYPE_ROOM) {
 142                 return;
 143         }
 144
 145         if (priv->members_count > 2 && priv->remote_contact) {
 146                 /* We now have more than 2 members, this is not a p2p chat
 147                  * anymore. Remove the remote-contact as it makes no sense, the
 148                  * EmpathyContactList interface must be used now. */
 149                 g_object_unref (priv->remote_contact);
 150                 priv->remote_contact = NULL;
 151                 g_object_notify (G_OBJECT (chat), "remote-contact");
 152         }
 153         if (priv->members_count <= 2 && !priv->remote_contact &&
 154             !empathy_contact_is_user (contact)) {
 155                 /* This is a p2p chat, if it's not ourself that means this is
 156                  * the remote contact with who we are chatting. This is to
 157                  * avoid forcing the usage of the EmpathyContactList interface
 158                  * for p2p chats. */
 159                 priv->remote_contact = g_object_ref (contact);
 160                 g_object_notify (G_OBJECT (chat), "remote-contact");
 161         }
 162 }
 163
 164 static void
 165 tp_chat_member_removed_cb (EmpathyTpGroup *group,
 166                            EmpathyContact *contact,
 167                            EmpathyContact *actor,
 168                            guint           reason,
 169                            const gchar    *message,
 170                            EmpathyTpChat  *chat)
 171 {
 172         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 173         guint              handle_type = 0;
 174
 175         if (priv->channel == NULL)
 176                 return;
 177
 178         priv->members_count--;
 179         g_signal_emit_by_name (chat, "members-changed",
 180                                contact, actor, reason, message,
 181                                FALSE);
 182
 183         g_object_get (priv->channel, "handle-type", &handle_type, NULL);
 184         if (handle_type == TP_HANDLE_TYPE_ROOM) {
 185                 return;
 186         }
 187
 188         if (priv->members_count <= 2 && !priv->remote_contact) {
 189                 GList *members, *l;
 190
 191                 /* We are not a MUC anymore, get the remote contact back */
 192                 members = empathy_tp_group_get_members (group);
 193                 for (l = members; l; l = l->next) {
 194                         if (!empathy_contact_is_user (l->data)) {
 195                                 priv->remote_contact = g_object_ref (l->data);
 196                                 g_object_notify (G_OBJECT (chat), "remote-contact");
 197                                 break;
 198                         }
 199                 }
 200                 g_list_foreach (members, (GFunc) g_object_unref, NULL);
 201                 g_list_free (members);
 202         }
 203 }
 204
 205 static void
 206 tp_chat_local_pending_cb  (EmpathyTpGroup *group,
 207                            EmpathyContact *contact,
 208                            EmpathyContact *actor,
 209                            guint           reason,
 210                            const gchar    *message,
 211                            EmpathyTpChat  *chat)
 212 {
 213         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 214
 215         if (priv->channel == NULL)
 216                 return;
 217
 218         g_signal_emit_by_name (chat, "pendings-changed",
 219                                contact, actor, reason, message,
 220                                TRUE);
 221 }
 222
 223 static void
 224 tp_chat_add (EmpathyContactList *list,
 225              EmpathyContact     *contact,
 226              const gchar        *message)
 227 {
 228         EmpathyTpChatPriv *priv = GET_PRIV (list);
 229
 230         g_return_if_fail (EMPATHY_IS_TP_CHAT (list));
 231         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 232
 233         if (priv->group) {
 234                 empathy_tp_group_add_member (priv->group, contact, message);
 235         }
 236 }
 237
 238 static void
 239 tp_chat_remove (EmpathyContactList *list,
 240                 EmpathyContact     *contact,
 241                 const gchar        *message)
 242 {
 243         EmpathyTpChatPriv *priv = GET_PRIV (list);
 244
 245         g_return_if_fail (EMPATHY_IS_TP_CHAT (list));
 246         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 247
 248         if (priv->group) {
 249                 empathy_tp_group_remove_member (priv->group, contact, message);
 250         }
 251 }
 252
 253 static GList *
 254 tp_chat_get_members (EmpathyContactList *list)
 255 {
 256         EmpathyTpChatPriv *priv = GET_PRIV (list);
 257         GList             *members = NULL;
 258
 259         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (list), NULL);
 260
 261         if (priv->group) {
 262                 members = empathy_tp_group_get_members (priv->group);
 263         } else {
 264                 members = g_list_prepend (members, g_object_ref (priv->user));
 265                 members = g_list_prepend (members, g_object_ref (priv->remote_contact));
 266         }
 267
 268         return members;
 269 }
 270
 271 static EmpathyContactMonitor *
 272 tp_chat_get_monitor (EmpathyContactList *list)
 273 {
 274         EmpathyTpChatPriv *priv;
 275
 276         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (list), NULL);
 277
 278         priv = GET_PRIV (list);
 279
 280         if (priv->contact_monitor == NULL) {
 281                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (list);
 282         }
 283
 284         return priv->contact_monitor;
 285 }
 286
 287 static EmpathyMessage *
 288 tp_chat_build_message (EmpathyTpChat *chat,
 289                        guint          id,
 290                        guint          type,
 291                        guint          timestamp,
 292                        guint          from_handle,
 293                        const gchar   *message_body)
 294 {
 295         EmpathyTpChatPriv *priv;
 296         EmpathyMessage    *message;
 297         EmpathyContact    *sender;
 298
 299         priv = GET_PRIV (chat);
 300
 301         if (from_handle == 0) {
 302                 sender = g_object_ref (priv->user);
 303         } else {
 304                 sender = empathy_contact_factory_get_from_handle (priv->factory,
 305                                                                   priv->account,
 306                                                                   from_handle);
 307         }
 308
 309         message = empathy_message_new (message_body);
 310         empathy_message_set_tptype (message, type);
 311         empathy_message_set_sender (message, sender);
 312         empathy_message_set_receiver (message, priv->user);
 313         empathy_message_set_timestamp (message, timestamp);
 314         empathy_message_set_id (message, id);
 315
 316         g_object_unref (sender);
 317
 318         return message;
 319 }
 320
 321 static void
 322 tp_chat_sender_ready_notify_cb (EmpathyContact *contact,
 323                                 GParamSpec     *param_spec,
 324                                 EmpathyTpChat  *chat)
 325 {
 326         EmpathyTpChatPriv   *priv = GET_PRIV (chat);
 327         EmpathyMessage      *message;
 328         EmpathyContactReady  ready;
 329         EmpathyContact      *sender = NULL;
 330         gboolean             removed = FALSE;
 331
 332         /* Emit all messages queued until we find a message with not
 333          * ready sender (in case of a MUC we could have more than one sender).
 334          * When leaving this loop, sender is the first not ready contact queued
 335          * and removed tells if at least one message got removed
 336          * from the queue. */
 337         while ((message = g_queue_peek_head (priv->messages_queue)) != NULL) {
 338                 sender = empathy_message_get_sender (message);
 339                 ready = empathy_contact_get_ready (sender);
 340
 341                 if ((ready & EMPATHY_CONTACT_READY_NAME) == 0 ||
 342                     (ready & EMPATHY_CONTACT_READY_ID) == 0) {
 343                         break;
 344                 }
 345
 346                 DEBUG ("Queued message ready");
 347                 message = g_queue_pop_head (priv->messages_queue);
 348                 g_queue_push_tail (priv->pending_messages_queue, message);
 349                 g_signal_emit (chat, signals[MESSAGE_RECEIVED], 0, message);
 350                 removed = TRUE;
 351         }
 352
 353         if (removed) {
 354                 /* We removed at least one message from the queue, disconnect
 355                  * the ready signal from the previous contact */
 356                 g_signal_handlers_disconnect_by_func (contact,
 357                                                       tp_chat_sender_ready_notify_cb,
 358                                                       chat);
 359
 360                 if (g_queue_get_length (priv->messages_queue) > 0) {
 361                         /* We still have queued message, connect the ready
 362                          * signal on the new first message sender. */
 363                         g_signal_connect (sender, "notify::ready",
 364                                           G_CALLBACK (tp_chat_sender_ready_notify_cb),
 365                                           chat);
 366                 }
 367         }
 368 }
 369
 370 static void
 371 tp_chat_emit_or_queue_message (EmpathyTpChat  *chat,
 372                                EmpathyMessage *message)
 373 {
 374         EmpathyTpChatPriv   *priv = GET_PRIV (chat);
 375         EmpathyContact      *sender;
 376         EmpathyContactReady  ready;
 377
 378         if (g_queue_get_length (priv->messages_queue) > 0) {
 379                 DEBUG ("Message queue not empty");
 380                 g_queue_push_tail (priv->messages_queue, g_object_ref (message));
 381                 return;
 382         }
 383
 384
 385         sender = empathy_message_get_sender (message);
 386         ready = empathy_contact_get_ready (sender);
 387         if ((ready & EMPATHY_CONTACT_READY_NAME) &&
 388             (ready & EMPATHY_CONTACT_READY_ID)) {
 389                 DEBUG ("Message queue empty and sender ready");
 390                 g_queue_push_tail (priv->pending_messages_queue, g_object_ref (message));
 391                 g_signal_emit (chat, signals[MESSAGE_RECEIVED], 0, message);
 392                 return;
 393         }
 394
 395         DEBUG ("Sender not ready");
 396         g_queue_push_tail (priv->messages_queue, g_object_ref (message));
 397         g_signal_connect (sender, "notify::ready",
 398                           G_CALLBACK (tp_chat_sender_ready_notify_cb),
 399                           chat);
 400 }
 401
 402 static void
 403 tp_chat_received_cb (TpChannel   *channel,
 404                      guint        message_id,
 405                      guint        timestamp,
 406                      guint        from_handle,
 407                      guint        message_type,
 408                      guint        message_flags,
 409                      const gchar *message_body,
 410                      gpointer     user_data,
 411                      GObject     *chat)
 412 {
 413         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 414         EmpathyMessage    *message;
 415
 416         if (priv->channel == NULL)
 417                 return;
 418
 419         if (priv->listing_pending_messages) {
 420                 return;
 421         }
 422
 423         DEBUG ("Message received: %s", message_body);
 424
 425         message = tp_chat_build_message (EMPATHY_TP_CHAT (chat),
 426                                          message_id,
 427                                          message_type,
 428                                          timestamp,
 429                                          from_handle,
 430                                          message_body);
 431
 432         tp_chat_emit_or_queue_message (EMPATHY_TP_CHAT (chat), message);
 433         g_object_unref (message);
 434 }
 435
 436 static void
 437 tp_chat_sent_cb (TpChannel   *channel,
 438                  guint        timestamp,
 439                  guint        message_type,
 440                  const gchar *message_body,
 441                  gpointer     user_data,
 442                  GObject     *chat)
 443 {
 444         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 445         EmpathyMessage *message;
 446
 447         if (priv->channel == NULL)
 448                 return;
 449
 450         DEBUG ("Message sent: %s", message_body);
 451
 452         message = tp_chat_build_message (EMPATHY_TP_CHAT (chat),
 453                                          0,
 454                                          message_type,
 455                                          timestamp,
 456                                          0,
 457                                          message_body);
 458
 459         tp_chat_emit_or_queue_message (EMPATHY_TP_CHAT (chat), message);
 460         g_object_unref (message);
 461 }
 462
 463 static void
 464 tp_chat_send_error_cb (TpChannel   *channel,
 465                        guint        error_code,
 466                        guint        timestamp,
 467                        guint        message_type,
 468                        const gchar *message_body,
 469                        gpointer     user_data,
 470                        GObject     *chat)
 471 {
 472         EmpathyMessage *message;
 473         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 474
 475         if (priv->channel == NULL)
 476                 return;
 477
 478         DEBUG ("Message sent error: %s (%d)", message_body, error_code);
 479
 480         message = tp_chat_build_message (EMPATHY_TP_CHAT (chat),
 481                                          0,
 482                                          message_type,
 483                                          timestamp,
 484                                          0,
 485                                          message_body);
 486
 487         g_signal_emit (chat, signals[SEND_ERROR], 0, message, error_code);
 488         g_object_unref (message);
 489 }
 490
 491 static void
 492 tp_chat_send_cb (TpChannel    *proxy,
 493                  const GError *error,
 494                  gpointer      user_data,
 495                  GObject      *chat)
 496 {
 497         EmpathyMessage *message = EMPATHY_MESSAGE (user_data);
 498
 499         if (error) {
 500                 DEBUG ("Error: %s", error->message);
 501                 g_signal_emit (chat, signals[SEND_ERROR], 0, message,
 502                                TP_CHANNEL_TEXT_SEND_ERROR_UNKNOWN);
 503         }
 504 }
 505
 506 static void
 507 tp_chat_state_changed_cb (TpChannel *channel,
 508                           guint      handle,
 509                           guint      state,
 510                           gpointer   user_data,
 511                           GObject   *chat)
 512 {
 513         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 514         EmpathyContact    *contact;
 515
 516         if (priv->channel == NULL)
 517                 return;
 518
 519         contact = empathy_contact_factory_get_from_handle (priv->factory,
 520                                                            priv->account,
 521                                                            handle);
 522
 523         DEBUG ("Chat state changed for %s (%d): %d",
 524                 empathy_contact_get_name (contact), handle, state);
 525
 526         g_signal_emit (chat, signals[CHAT_STATE_CHANGED], 0, contact, state);
 527         g_object_unref (contact);
 528 }
 529
 530 static void
 531 tp_chat_list_pending_messages_cb (TpChannel       *channel,
 532                                   const GPtrArray *messages_list,
 533                                   const GError    *error,
 534                                   gpointer         user_data,
 535                                   GObject         *chat)
 536 {
 537         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 538         guint              i;
 539
 540         priv->listing_pending_messages = FALSE;
 541
 542         if (priv->channel == NULL)
 543                 return;
 544
 545         if (error) {
 546                 DEBUG ("Error listing pending messages: %s", error->message);
 547                 return;
 548         }
 549
 550         for (i = 0; i < messages_list->len; i++) {
 551                 EmpathyMessage *message;
 552                 GValueArray    *message_struct;
 553                 const gchar    *message_body;
 554                 guint           message_id;
 555                 guint           timestamp;
 556                 guint           from_handle;
 557                 guint           message_type;
 558                 guint           message_flags;
 559
 560                 message_struct = g_ptr_array_index (messages_list, i);
 561
 562                 message_id = g_value_get_uint (g_value_array_get_nth (message_struct, 0));
 563                 timestamp = g_value_get_uint (g_value_array_get_nth (message_struct, 1));
 564                 from_handle = g_value_get_uint (g_value_array_get_nth (message_struct, 2));
 565                 message_type = g_value_get_uint (g_value_array_get_nth (message_struct, 3));
 566                 message_flags = g_value_get_uint (g_value_array_get_nth (message_struct, 4));
 567                 message_body = g_value_get_string (g_value_array_get_nth (message_struct, 5));
 568
 569                 DEBUG ("Message pending: %s", message_body);
 570
 571                 message = tp_chat_build_message (EMPATHY_TP_CHAT (chat),
 572                                                  message_id,
 573                                                  message_type,
 574                                                  timestamp,
 575                                                  from_handle,
 576                                                  message_body);
 577
 578                 tp_chat_emit_or_queue_message (EMPATHY_TP_CHAT (chat), message);
 579                 g_object_unref (message);
 580         }
 581 }
 582
 583 static void
 584 tp_chat_property_flags_changed_cb (TpProxy         *proxy,
 585                                    const GPtrArray *properties,
 586                                    gpointer         user_data,
 587                                    GObject         *chat)
 588 {
 589         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 590         guint              i, j;
 591
 592         if (priv->channel == NULL)
 593                 return;
 594
 595         if (!priv->had_properties_list || !properties) {
 596                 return;
 597         }
 598
 599         for (i = 0; i < properties->len; i++) {
 600                 GValueArray    *prop_struct;
 601                 TpChatProperty *property;
 602                 guint           id;
 603                 guint           flags;
 604
 605                 prop_struct = g_ptr_array_index (properties, i);
 606                 id = g_value_get_uint (g_value_array_get_nth (prop_struct, 0));
 607                 flags = g_value_get_uint (g_value_array_get_nth (prop_struct, 1));
 608
 609                 for (j = 0; j < priv->properties->len; j++) {
 610                         property = g_ptr_array_index (priv->properties, j);
 611                         if (property->id == id) {
 612                                 property->flags = flags;
 613                                 DEBUG ("property %s flags changed: %d",
 614                                         property->name, property->flags);
 615                                 break;
 616                         }
 617                 }
 618         }
 619 }
 620
 621 static void
 622 tp_chat_properties_changed_cb (TpProxy         *proxy,
 623                                const GPtrArray *properties,
 624                                gpointer         user_data,
 625                                GObject         *chat)
 626 {
 627         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 628         guint              i, j;
 629
 630         if (priv->channel == NULL)
 631                 return;
 632
 633         if (!priv->had_properties_list || !properties) {
 634                 return;
 635         }
 636
 637         for (i = 0; i < properties->len; i++) {
 638                 GValueArray    *prop_struct;
 639                 TpChatProperty *property;
 640                 guint           id;
 641                 GValue         *src_value;
 642
 643                 prop_struct = g_ptr_array_index (properties, i);
 644                 id = g_value_get_uint (g_value_array_get_nth (prop_struct, 0));
 645                 src_value = g_value_get_boxed (g_value_array_get_nth (prop_struct, 1));
 646
 647                 for (j = 0; j < priv->properties->len; j++) {
 648                         property = g_ptr_array_index (priv->properties, j);
 649                         if (property->id == id) {
 650                                 if (property->value) {
 651                                         g_value_copy (src_value, property->value);
 652                                 } else {
 653                                         property->value = tp_g_value_slice_dup (src_value);
 654                                 }
 655
 656                                 DEBUG ("property %s changed", property->name);
 657                                 g_signal_emit (chat, signals[PROPERTY_CHANGED], 0,
 658                                                property->name, property->value);
 659                                 break;
 660                         }
 661                 }
 662         }
 663 }
 664
 665 static void
 666 tp_chat_get_properties_cb (TpProxy         *proxy,
 667                            const GPtrArray *properties,
 668                            const GError    *error,
 669                            gpointer         user_data,
 670                            GObject         *chat)
 671 {
 672         if (error) {
 673                 DEBUG ("Error getting properties: %s", error->message);
 674                 return;
 675         }
 676
 677         tp_chat_properties_changed_cb (proxy, properties, user_data, chat);
 678 }
 679
 680 static void
 681 tp_chat_list_properties_cb (TpProxy         *proxy,
 682                             const GPtrArray *properties,
 683                             const GError    *error,
 684                             gpointer         user_data,
 685                             GObject         *chat)
 686 {
 687         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 688         GArray            *ids;
 689         guint              i;
 690
 691         if (priv->channel == NULL)
 692                 return;
 693
 694         priv->had_properties_list = TRUE;
 695
 696         if (error) {
 697                 DEBUG ("Error listing properties: %s", error->message);
 698                 return;
 699         }
 700
 701         ids = g_array_sized_new (FALSE, FALSE, sizeof (guint), properties->len);
 702         priv->properties = g_ptr_array_sized_new (properties->len);
 703         for (i = 0; i < properties->len; i++) {
 704                 GValueArray    *prop_struct;
 705                 TpChatProperty *property;
 706
 707                 prop_struct = g_ptr_array_index (properties, i);
 708                 property = g_slice_new0 (TpChatProperty);
 709                 property->id = g_value_get_uint (g_value_array_get_nth (prop_struct, 0));
 710                 property->name = g_value_dup_string (g_value_array_get_nth (prop_struct, 1));
 711                 property->flags = g_value_get_uint (g_value_array_get_nth (prop_struct, 3));
 712
 713                 DEBUG ("Adding property name=%s id=%d flags=%d",
 714                         property->name, property->id, property->flags);
 715                 g_ptr_array_add (priv->properties, property);
 716                 if (property->flags & TP_PROPERTY_FLAG_READ) {
 717                         g_array_append_val (ids, property->id);
 718                 }
 719         }
 720
 721         tp_cli_properties_interface_call_get_properties (proxy, -1,
 722                                                          ids,
 723                                                          tp_chat_get_properties_cb,
 724                                                          NULL, NULL,
 725                                                          chat);
 726
 727         g_array_free (ids, TRUE);
 728 }
 729
 730 void
 731 empathy_tp_chat_set_property (EmpathyTpChat *chat,
 732                               const gchar   *name,
 733                               const GValue  *value)
 734 {
 735         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 736         TpChatProperty    *property;
 737         guint              i;
 738
 739         g_return_if_fail (priv->ready);
 740
 741         for (i = 0; i < priv->properties->len; i++) {
 742                 property = g_ptr_array_index (priv->properties, i);
 743                 if (!tp_strdiff (property->name, name)) {
 744                         GPtrArray   *properties;
 745                         GValueArray *prop;
 746                         GValue       id = {0, };
 747                         GValue       dest_value = {0, };
 748
 749                         if (!(property->flags & TP_PROPERTY_FLAG_WRITE)) {
 750                                 break;
 751                         }
 752
 753                         g_value_init (&id, G_TYPE_UINT);
 754                         g_value_init (&dest_value, G_TYPE_VALUE);
 755                         g_value_set_uint (&id, property->id);
 756                         g_value_set_boxed (&dest_value, value);
 757
 758                         prop = g_value_array_new (2);
 759                         g_value_array_append (prop, &id);
 760                         g_value_array_append (prop, &dest_value);
 761
 762                         properties = g_ptr_array_sized_new (1);
 763                         g_ptr_array_add (properties, prop);
 764
 765                         DEBUG ("Set property %s", name);
 766                         tp_cli_properties_interface_call_set_properties (priv->channel, -1,
 767                                                                          properties,
 768                                                                          (tp_cli_properties_interface_callback_for_set_properties)
 769                                                                          tp_chat_async_cb,
 770                                                                          "Seting property", NULL,
 771                                                                          G_OBJECT (chat));
 772
 773                         g_ptr_array_free (properties, TRUE);
 774                         g_value_array_free (prop);
 775
 776                         break;
 777                 }
 778         }
 779 }
 780
 781 static void
 782 tp_chat_channel_ready_cb (EmpathyTpChat *chat)
 783 {
 784         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 785         TpConnection      *connection;
 786         guint              handle, handle_type;
 787
 788         if (priv->channel == NULL)
 789                 return;
 790
 791         DEBUG ("Channel ready");
 792
 793         g_object_get (priv->channel,
 794                       "connection", &connection,
 795                       "handle", &handle,
 796                       "handle_type", &handle_type,
 797                       NULL);
 798
 799         if (handle_type != TP_HANDLE_TYPE_NONE && handle != 0) {
 800                 GArray *handles;
 801                 gchar **names;
 802
 803                 handles = g_array_new (FALSE, FALSE, sizeof (guint));
 804                 g_array_append_val (handles, handle);
 805                 tp_cli_connection_run_inspect_handles (connection, -1,
 806                                                        handle_type, handles,
 807                                                        &names, NULL, NULL);
 808                 priv->id = *names;
 809                 g_array_free (handles, TRUE);
 810                 g_free (names);
 811         }
 812
 813         if (handle_type == TP_HANDLE_TYPE_CONTACT && handle != 0) {
 814                 priv->remote_contact = empathy_contact_factory_get_from_handle (priv->factory,
 815                                                                                 priv->account,
 816                                                                                 handle);
 817                 g_object_notify (G_OBJECT (chat), "remote-contact");
 818         }
 819
 820         if (tp_proxy_has_interface_by_id (priv->channel,
 821                                           TP_IFACE_QUARK_CHANNEL_INTERFACE_GROUP)) {
 822                 priv->group = empathy_tp_group_new (priv->channel);
 823
 824                 g_signal_connect (priv->group, "member-added",
 825                                   G_CALLBACK (tp_chat_member_added_cb),
 826                                   chat);
 827                 g_signal_connect (priv->group, "member-removed",
 828                                   G_CALLBACK (tp_chat_member_removed_cb),
 829                                   chat);
 830                 g_signal_connect (priv->group, "local-pending",
 831                                   G_CALLBACK (tp_chat_local_pending_cb),
 832                                   chat);
 833                 empathy_run_until_ready (priv->group);
 834         } else {
 835                 priv->members_count = 2;
 836         }
 837
 838         if (tp_proxy_has_interface_by_id (priv->channel,
 839                                           TP_IFACE_QUARK_PROPERTIES_INTERFACE)) {
 840                 tp_cli_properties_interface_call_list_properties (priv->channel, -1,
 841                                                                   tp_chat_list_properties_cb,
 842                                                                   NULL, NULL,
 843                                                                   G_OBJECT (chat));
 844                 tp_cli_properties_interface_connect_to_properties_changed (priv->channel,
 845                                                                            tp_chat_properties_changed_cb,
 846                                                                            NULL, NULL,
 847                                                                            G_OBJECT (chat), NULL);
 848                 tp_cli_properties_interface_connect_to_property_flags_changed (priv->channel,
 849                                                                                tp_chat_property_flags_changed_cb,
 850                                                                                NULL, NULL,
 851                                                                                G_OBJECT (chat), NULL);
 852         }
 853
 854         priv->listing_pending_messages = TRUE;
 855         tp_cli_channel_type_text_call_list_pending_messages (priv->channel, -1,
 856                                                              FALSE,
 857                                                              tp_chat_list_pending_messages_cb,
 858                                                              NULL, NULL,
 859                                                              G_OBJECT (chat));
 860
 861         tp_cli_channel_type_text_connect_to_received (priv->channel,
 862                                                       tp_chat_received_cb,
 863                                                       NULL, NULL,
 864                                                       G_OBJECT (chat), NULL);
 865         tp_cli_channel_type_text_connect_to_sent (priv->channel,
 866                                                   tp_chat_sent_cb,
 867                                                   NULL, NULL,
 868                                                   G_OBJECT (chat), NULL);
 869         tp_cli_channel_type_text_connect_to_send_error (priv->channel,
 870                                                         tp_chat_send_error_cb,
 871                                                         NULL, NULL,
 872                                                         G_OBJECT (chat), NULL);
 873         tp_cli_channel_interface_chat_state_connect_to_chat_state_changed (priv->channel,
 874                                                                            tp_chat_state_changed_cb,
 875                                                                            NULL, NULL,
 876                                                                            G_OBJECT (chat), NULL);
 877         tp_cli_channel_interface_chat_state_connect_to_chat_state_changed (priv->channel,
 878                                                                            tp_chat_state_changed_cb,
 879                                                                            NULL, NULL,
 880                                                                            G_OBJECT (chat), NULL);
 881
 882         priv->ready = TRUE;
 883         g_object_notify (G_OBJECT (chat), "ready");
 884 }
 885
 886 static void
 887 tp_chat_dispose (GObject *object)
 888 {
 889   EmpathyTpChat *self = EMPATHY_TP_CHAT (object);
 890   EmpathyTpChatPriv *priv = GET_PRIV (self);
 891
 892   if (priv->dispose_has_run)
 893     return;
 894
 895   priv->dispose_has_run = TRUE;
 896
 897   if (priv->channel != NULL)
 898     empathy_tp_chat_close (self);
 899
 900   if (priv->remote_contact != NULL)
 901     g_object_unref (priv->remote_contact);
 902   priv->remote_contact = NULL;
 903
 904   if (priv->group != NULL)
 905     g_object_unref (priv->group);
 906   priv->group = NULL;
 907
 908   g_object_unref (priv->factory);
 909   priv->factory = NULL;
 910
 911   g_object_unref (priv->user);
 912   priv->user = NULL;
 913
 914   g_object_unref (priv->account);
 915   priv->account = NULL;
 916
 917   g_list_foreach (priv->messages_queue->head, (GFunc) g_object_unref, NULL);
 918   g_queue_free (priv->messages_queue);
 919
 920   g_list_foreach (priv->pending_messages_queue->head,
 921     (GFunc) g_object_unref, NULL);
 922   g_queue_free (priv->pending_messages_queue);
 923
 924   if (G_OBJECT_CLASS (empathy_tp_chat_parent_class)->dispose)
 925     G_OBJECT_CLASS (empathy_tp_chat_parent_class)->dispose (object);
 926 }
 927
 928 static void
 929 tp_chat_finalize (GObject *object)
 930 {
 931         EmpathyTpChatPriv *priv = GET_PRIV (object);
 932         guint              i;
 933
 934         DEBUG ("Finalize: %p", object);
 935
 936
 937         if (priv->properties) {
 938                 for (i = 0; i < priv->properties->len; i++) {
 939                         TpChatProperty *property;
 940
 941                         property = g_ptr_array_index (priv->properties, i);
 942                         g_free (property->name);
 943                         if (property->value) {
 944                                 tp_g_value_slice_free (property->value);
 945                         }
 946                         g_slice_free (TpChatProperty, property);
 947                 }
 948                 g_ptr_array_free (priv->properties, TRUE);
 949         }
 950
 951         if (priv->remote_contact) {
 952                 g_object_unref (priv->remote_contact);
 953         }
 954         if (priv->group) {
 955                 g_object_unref (priv->group);
 956         }
 957
 958         if (priv->contact_monitor) {
 959                 g_object_unref (priv->contact_monitor);
 960         }
 961
 962         g_object_unref (priv->factory);
 963         g_object_unref (priv->user);
 964         g_object_unref (priv->account);
 965         g_free (priv->id);
 966
 967         if (g_queue_get_length (priv->messages_queue) > 0) {
 968                 EmpathyMessage *message;
 969                 EmpathyContact *contact;
 970
 971                 message = g_queue_peek_head (priv->messages_queue);
 972                 contact = empathy_message_get_sender (message);
 973                 g_signal_handlers_disconnect_by_func (contact,
 974                                                       tp_chat_sender_ready_notify_cb,
 975                                                       object);
 976         }
 977
 978
 979         G_OBJECT_CLASS (empathy_tp_chat_parent_class)->finalize (object);
 980 }
 981
 982 static GObject *
 983 tp_chat_constructor (GType                  type,
 984                      guint                  n_props,
 985                      GObjectConstructParam *props)
 986 {
 987         GObject           *chat;
 988         EmpathyTpChatPriv *priv;
 989         gboolean           channel_ready;
 990
 991         chat = G_OBJECT_CLASS (empathy_tp_chat_parent_class)->constructor (type, n_props, props);
 992
 993         priv = GET_PRIV (chat);
 994         priv->account = empathy_channel_get_account (priv->channel);
 995         priv->factory = empathy_contact_factory_dup_singleton ();
 996         priv->user = empathy_contact_factory_get_user (priv->factory, priv->account);
 997
 998         g_signal_connect (priv->channel, "invalidated",
 999                           G_CALLBACK (tp_chat_invalidated_cb),
1000                           chat);
1001
1002         g_object_get (priv->channel, "channel-ready", &channel_ready, NULL);
1003         if (channel_ready) {
1004                 tp_chat_channel_ready_cb (EMPATHY_TP_CHAT (chat));
1005         } else {
1006                 g_signal_connect_swapped (priv->channel, "notify::channel-ready",
1007                                           G_CALLBACK (tp_chat_channel_ready_cb),
1008                                           chat);
1009         }
1010
1011         return chat;
1012 }
1013
1014 static void
1015 tp_chat_get_property (GObject    *object,
1016                       guint       param_id,
1017                       GValue     *value,
1018                       GParamSpec *pspec)
1019 {
1020         EmpathyTpChatPriv *priv = GET_PRIV (object);
1021
1022         switch (param_id) {
1023         case PROP_CHANNEL:
1024                 g_value_set_object (value, priv->channel);
1025                 break;
1026         case PROP_REMOTE_CONTACT:
1027                 g_value_set_object (value, priv->remote_contact);
1028                 break;
1029         case PROP_READY:
1030                 g_value_set_boolean (value, priv->ready);
1031                 break;
1032         default:
1033                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1034                 break;
1035         };
1036 }
1037
1038 static void
1039 tp_chat_set_property (GObject      *object,
1040                       guint         param_id,
1041                       const GValue *value,
1042                       GParamSpec   *pspec)
1043 {
1044         EmpathyTpChatPriv *priv = GET_PRIV (object);
1045
1046         switch (param_id) {
1047         case PROP_CHANNEL:
1048                 priv->channel = g_object_ref (g_value_get_object (value));
1049                 break;
1050         default:
1051                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1052                 break;
1053         };
1054 }
1055
1056 static void
1057 empathy_tp_chat_class_init (EmpathyTpChatClass *klass)
1058 {
1059         GObjectClass *object_class = G_OBJECT_CLASS (klass);
1060
1061         object_class->dispose = tp_chat_dispose;
1062         object_class->finalize = tp_chat_finalize;
1063         object_class->constructor = tp_chat_constructor;
1064         object_class->get_property = tp_chat_get_property;
1065         object_class->set_property = tp_chat_set_property;
1066
1067         g_object_class_install_property (object_class,
1068                                          PROP_CHANNEL,
1069                                          g_param_spec_object ("channel",
1070                                                               "telepathy channel",
1071                                                               "The text channel for the chat",
1072                                                               TP_TYPE_CHANNEL,
1073                                                               G_PARAM_READWRITE |
1074                                                               G_PARAM_CONSTRUCT_ONLY));
1075
1076         g_object_class_install_property (object_class,
1077                                          PROP_REMOTE_CONTACT,
1078                                          g_param_spec_object ("remote-contact",
1079                                                               "The remote contact",
1080                                                               "The remote contact if there is no group iface on the channel",
1081                                                               EMPATHY_TYPE_CONTACT,
1082                                                               G_PARAM_READABLE));
1083         g_object_class_install_property (object_class,
1084                                          PROP_READY,
1085                                          g_param_spec_boolean ("ready",
1086                                                                "Is the object ready",
1087                                                                "This object can't be used until this becomes true",
1088                                                                FALSE,
1089                                                                G_PARAM_READABLE));
1090
1091         /* Signals */
1092         signals[MESSAGE_RECEIVED] =
1093                 g_signal_new ("message-received",
1094                               G_TYPE_FROM_CLASS (klass),
1095                               G_SIGNAL_RUN_LAST,
1096                               0,
1097                               NULL, NULL,
1098                               g_cclosure_marshal_VOID__OBJECT,
1099                               G_TYPE_NONE,
1100                               1, EMPATHY_TYPE_MESSAGE);
1101
1102         signals[SEND_ERROR] =
1103                 g_signal_new ("send-error",
1104                               G_TYPE_FROM_CLASS (klass),
1105                               G_SIGNAL_RUN_LAST,
1106                               0,
1107                               NULL, NULL,
1108                               _empathy_marshal_VOID__OBJECT_UINT,
1109                               G_TYPE_NONE,
1110                               2, EMPATHY_TYPE_MESSAGE, G_TYPE_UINT);
1111
1112         signals[CHAT_STATE_CHANGED] =
1113                 g_signal_new ("chat-state-changed",
1114                               G_TYPE_FROM_CLASS (klass),
1115                               G_SIGNAL_RUN_LAST,
1116                               0,
1117                               NULL, NULL,
1118                               _empathy_marshal_VOID__OBJECT_UINT,
1119                               G_TYPE_NONE,
1120                               2, EMPATHY_TYPE_CONTACT, G_TYPE_UINT);
1121
1122         signals[PROPERTY_CHANGED] =
1123                 g_signal_new ("property-changed",
1124                               G_TYPE_FROM_CLASS (klass),
1125                               G_SIGNAL_RUN_LAST,
1126                               0,
1127                               NULL, NULL,
1128                               _empathy_marshal_VOID__STRING_BOXED,
1129                               G_TYPE_NONE,
1130                               2, G_TYPE_STRING, G_TYPE_VALUE);
1131
1132         signals[DESTROY] =
1133                 g_signal_new ("destroy",
1134                               G_TYPE_FROM_CLASS (klass),
1135                               G_SIGNAL_RUN_LAST,
1136                               0,
1137                               NULL, NULL,
1138                               g_cclosure_marshal_VOID__VOID,
1139                               G_TYPE_NONE,
1140                               0);
1141
1142         g_type_class_add_private (object_class, sizeof (EmpathyTpChatPriv));
1143 }
1144
1145 static void
1146 empathy_tp_chat_init (EmpathyTpChat *chat)
1147 {
1148         EmpathyTpChatPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (chat,
1149                 EMPATHY_TYPE_TP_CHAT, EmpathyTpChatPriv);
1150
1151         chat->priv = priv;
1152         priv->contact_monitor = NULL;
1153         priv->messages_queue = g_queue_new ();
1154         priv->pending_messages_queue = g_queue_new ();
1155 }
1156
1157 static void
1158 tp_chat_iface_init (EmpathyContactListIface *iface)
1159 {
1160         iface->add         = tp_chat_add;
1161         iface->remove      = tp_chat_remove;
1162         iface->get_members = tp_chat_get_members;
1163         iface->get_monitor = tp_chat_get_monitor;
1164 }
1165
1166 EmpathyTpChat *
1167 empathy_tp_chat_new (TpChannel *channel)
1168 {
1169         return g_object_new (EMPATHY_TYPE_TP_CHAT,
1170                              "channel", channel,
1171                              NULL);
1172 }
1173
1174 void
1175 empathy_tp_chat_close (EmpathyTpChat *chat)
1176 {
1177   EmpathyTpChatPriv *priv = GET_PRIV (chat);
1178
1179   /* If there are still messages left, it'll come back..
1180      We loose the ordering of sent messages though */
1181   g_signal_handlers_disconnect_by_func (priv->channel,
1182      tp_chat_invalidated_cb, chat);
1183   tp_cli_channel_call_close (priv->channel, -1, tp_chat_async_cb,
1184      "closing channel", NULL, NULL);
1185   g_object_unref (priv->channel);
1186
1187   g_signal_emit (chat, signals[DESTROY], 0);
1188   priv->channel = NULL;
1189 }
1190
1191 const gchar *
1192 empathy_tp_chat_get_id (EmpathyTpChat *chat)
1193 {
1194         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1195
1196         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1197         g_return_val_if_fail (priv->ready, NULL);
1198
1199         return priv->id;
1200 }
1201
1202 EmpathyContact *
1203 empathy_tp_chat_get_remote_contact (EmpathyTpChat *chat)
1204 {
1205         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1206
1207         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1208
1209         return priv->remote_contact;
1210 }
1211
1212 McAccount *
1213 empathy_tp_chat_get_account (EmpathyTpChat *chat)
1214 {
1215         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1216
1217         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), FALSE);
1218
1219         return priv->account;
1220 }
1221
1222 TpChannel *
1223 empathy_tp_chat_get_channel (EmpathyTpChat *chat)
1224 {
1225         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1226
1227         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1228
1229         return priv->channel;
1230 }
1231
1232 gboolean
1233 empathy_tp_chat_is_ready (EmpathyTpChat *chat)
1234 {
1235         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1236
1237         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), FALSE);
1238
1239         return priv->ready;
1240 }
1241
1242 guint
1243 empathy_tp_chat_get_members_count (EmpathyTpChat *chat)
1244 {
1245         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1246
1247         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), 0);
1248
1249         return priv->members_count;
1250 }
1251
1252 void
1253 empathy_tp_chat_send (EmpathyTpChat *chat,
1254                       EmpathyMessage *message)
1255 {
1256         EmpathyTpChatPriv        *priv = GET_PRIV (chat);
1257         const gchar              *message_body;
1258         TpChannelTextMessageType  message_type;
1259
1260         g_return_if_fail (EMPATHY_IS_TP_CHAT (chat));
1261         g_return_if_fail (EMPATHY_IS_MESSAGE (message));
1262         g_return_if_fail (priv->ready);
1263
1264         message_body = empathy_message_get_body (message);
1265         message_type = empathy_message_get_tptype (message);
1266
1267         DEBUG ("Sending message: %s", message_body);
1268         tp_cli_channel_type_text_call_send (priv->channel, -1,
1269                                             message_type,
1270                                             message_body,
1271                                             tp_chat_send_cb,
1272                                             g_object_ref (message),
1273                                             (GDestroyNotify) g_object_unref,
1274                                             G_OBJECT (chat));
1275 }
1276
1277 void
1278 empathy_tp_chat_set_state (EmpathyTpChat      *chat,
1279                            TpChannelChatState  state)
1280 {
1281         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1282
1283         g_return_if_fail (EMPATHY_IS_TP_CHAT (chat));
1284         g_return_if_fail (priv->ready);
1285
1286         DEBUG ("Set state: %d", state);
1287         tp_cli_channel_interface_chat_state_call_set_chat_state (priv->channel, -1,
1288                                                                  state,
1289                                                                  tp_chat_async_cb,
1290                                                                  "setting chat state",
1291                                                                  NULL,
1292                                                                  G_OBJECT (chat));
1293 }
1294
1295
1296 const GList *
1297 empathy_tp_chat_get_pending_messages (EmpathyTpChat *chat)
1298 {
1299         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1300
1301         return priv->pending_messages_queue->head;
1302 }
1303
1304 static void
1305 acknowledge_messages (EmpathyTpChat *chat, GArray *ids)
1306 {
1307   EmpathyTpChatPriv *priv = GET_PRIV (chat);
1308
1309   tp_cli_channel_type_text_call_acknowledge_pending_messages (priv->channel,
1310     -1, ids, tp_chat_async_cb, "acknowledging received message",
1311     NULL, G_OBJECT (chat));
1312 }
1313
1314 void
1315 empathy_tp_chat_acknowledge_message (EmpathyTpChat *chat,
1316   EmpathyMessage *message)
1317 {
1318   EmpathyTpChatPriv *priv = GET_PRIV (chat);
1319   GArray *message_ids;
1320   GList *m;
1321   guint id;
1322
1323   if (empathy_message_get_sender (message) == priv->user)
1324     goto out;
1325
1326   message_ids = g_array_sized_new (FALSE, FALSE, sizeof (guint), 1);
1327
1328   id = empathy_message_get_id (message);
1329   g_array_append_val (message_ids, id);
1330   acknowledge_messages (chat, message_ids);
1331   g_array_free (message_ids, TRUE);
1332
1333 out:
1334   m = g_queue_find (priv->pending_messages_queue, message);
1335   g_assert (m != NULL);
1336   g_queue_delete_link (priv->pending_messages_queue, m);
1337   g_object_unref (message);
1338 }
1339
1340 void
1341 empathy_tp_chat_acknowledge_messages (EmpathyTpChat *chat,
1342   const GList *messages)
1343 {
1344   EmpathyTpChatPriv *priv = GET_PRIV (chat);
1345   /* Copy messages as the messges list (probably is) our own */
1346   GList *msgs = g_list_copy ((GList *) messages);
1347   GList *l;
1348
1349   GArray *message_ids;
1350   message_ids = g_array_new (FALSE, FALSE, sizeof (guint));
1351
1352   for (l = msgs; l != NULL; l = g_list_next (l))
1353     {
1354       GList *m;
1355       EmpathyMessage *message = EMPATHY_MESSAGE (l->data);
1356
1357       m = g_queue_find (priv->pending_messages_queue, message);
1358       g_assert (m != NULL);
1359       g_queue_delete_link (priv->pending_messages_queue, m);
1360
1361       if (empathy_message_get_sender (message) != priv->user)
1362         {
1363           guint id = empathy_message_get_id (message);
1364           g_array_append_val (message_ids, id);
1365         }
1366     }
1367
1368   if (message_ids->len > 0)
1369     acknowledge_messages (chat, message_ids);
1370
1371   g_array_free (message_ids, TRUE);
1372   g_list_free (msgs);
1373 }