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/telepathy-glib.h>
  27
  28 #include <extensions/extensions.h>
  29
  30 #include "empathy-tp-chat.h"
  31 #include "empathy-tp-contact-factory.h"
  32 #include "empathy-contact-monitor.h"
  33 #include "empathy-contact-list.h"
  34 #include "empathy-dispatcher.h"
  35 #include "empathy-marshal.h"
  36 #include "empathy-time.h"
  37 #include "empathy-utils.h"
  38
  39 #define DEBUG_FLAG EMPATHY_DEBUG_TP | EMPATHY_DEBUG_CHAT
  40 #include "empathy-debug.h"
  41
  42 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyTpChat)
  43 typedef struct {
  44         gboolean               dispose_has_run;
  45         EmpathyTpContactFactory *factory;
  46         EmpathyContactMonitor *contact_monitor;
  47         EmpathyContact        *user;
  48         EmpathyContact        *remote_contact;
  49         GList                 *members;
  50         TpChannel             *channel;
  51         gboolean               listing_pending_messages;
  52         /* Queue of messages not signalled yet */
  53         GQueue                *messages_queue;
  54         /* Queue of messages signalled but not acked yet */
  55         GQueue                *pending_messages_queue;
  56         gboolean               had_properties_list;
  57         GPtrArray             *properties;
  58         TpChannelPasswordFlags password_flags;
  59         /* TRUE if we fetched the password flag of the channel or if it's not needed
  60          * (channel doesn't implement the Password interface) */
  61         gboolean               got_password_flags;
  62         gboolean               ready;
  63         gboolean               can_upgrade_to_muc;
  64 } EmpathyTpChatPriv;
  65
  66 static void tp_chat_iface_init         (EmpathyContactListIface *iface);
  67
  68 enum {
  69         PROP_0,
  70         PROP_CHANNEL,
  71         PROP_REMOTE_CONTACT,
  72         PROP_PASSWORD_NEEDED,
  73         PROP_READY,
  74 };
  75
  76 enum {
  77         MESSAGE_RECEIVED,
  78         SEND_ERROR,
  79         CHAT_STATE_CHANGED,
  80         PROPERTY_CHANGED,
  81         DESTROY,
  82         LAST_SIGNAL
  83 };
  84
  85 static guint signals[LAST_SIGNAL];
  86
  87 G_DEFINE_TYPE_WITH_CODE (EmpathyTpChat, empathy_tp_chat, G_TYPE_OBJECT,
  88                          G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_CONTACT_LIST,
  89                                                 tp_chat_iface_init));
  90
  91 static void acknowledge_messages (EmpathyTpChat *chat, GArray *ids);
  92
  93 static void
  94 tp_chat_invalidated_cb (TpProxy       *proxy,
  95                         guint          domain,
  96                         gint           code,
  97                         gchar         *message,
  98                         EmpathyTpChat *chat)
  99 {
 100         DEBUG ("Channel invalidated: %s", message);
 101         g_signal_emit (chat, signals[DESTROY], 0);
 102 }
 103
 104 static void
 105 tp_chat_async_cb (TpChannel *proxy,
 106                   const GError *error,
 107                   gpointer user_data,
 108                   GObject *weak_object)
 109 {
 110         if (error) {
 111                 DEBUG ("Error %s: %s", (gchar *) user_data, error->message);
 112         }
 113 }
 114
 115 static void
 116 tp_chat_add (EmpathyContactList *list,
 117              EmpathyContact     *contact,
 118              const gchar        *message)
 119 {
 120         EmpathyTpChatPriv *priv = GET_PRIV (list);
 121
 122         if (tp_proxy_has_interface_by_id (priv->channel,
 123                 TP_IFACE_QUARK_CHANNEL_INTERFACE_GROUP)) {
 124                 TpHandle           handle;
 125                 GArray             handles = {(gchar *) &handle, 1};
 126
 127                 g_return_if_fail (EMPATHY_IS_TP_CHAT (list));
 128                 g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 129
 130                 handle = empathy_contact_get_handle (contact);
 131                 tp_cli_channel_interface_group_call_add_members (priv->channel,
 132                         -1, &handles, NULL, NULL, NULL, NULL, NULL);
 133         } else if (priv->can_upgrade_to_muc) {
 134                 EmpathyDispatcher *dispatcher;
 135                 TpConnection      *connection;
 136                 GHashTable        *props;
 137                 const char        *object_path;
 138                 GPtrArray          channels = { (gpointer *) &object_path, 1 };
 139                 const char        *invitees[2] = { NULL, };
 140
 141                 dispatcher = empathy_dispatcher_dup_singleton ();
 142                 connection = tp_channel_borrow_connection (priv->channel);
 143
 144                 invitees[0] = empathy_contact_get_id (contact);
 145                 object_path = tp_proxy_get_object_path (priv->channel);
 146
 147                 props = tp_asv_new (
 148                     TP_IFACE_CHANNEL ".ChannelType", G_TYPE_STRING,
 149                         TP_IFACE_CHANNEL_TYPE_TEXT,
 150                     TP_IFACE_CHANNEL ".TargetHandleType", G_TYPE_UINT,
 151                         TP_HANDLE_TYPE_NONE,
 152                     EMP_IFACE_CHANNEL_INTERFACE_CONFERENCE ".InitialChannels",
 153                         TP_ARRAY_TYPE_OBJECT_PATH_LIST, &channels,
 154                     EMP_IFACE_CHANNEL_INTERFACE_CONFERENCE ".InitialInviteeIDs",
 155                         G_TYPE_STRV, invitees,
 156                     /* FIXME: InvitationMessage ? */
 157                     NULL);
 158
 159                 /* Although this is a MUC, it's anonymous, so CreateChannel is
 160                  * valid.
 161                  * props now belongs to EmpathyDispatcher, don't free it */
 162                 empathy_dispatcher_create_channel (dispatcher, connection,
 163                                 props, NULL, NULL);
 164
 165                 g_object_unref (dispatcher);
 166         } else {
 167                 g_warning ("Cannot add to this channel");
 168         }
 169 }
 170
 171 static void
 172 tp_chat_remove (EmpathyContactList *list,
 173                 EmpathyContact     *contact,
 174                 const gchar        *message)
 175 {
 176         EmpathyTpChatPriv *priv = GET_PRIV (list);
 177         TpHandle           handle;
 178         GArray             handles = {(gchar *) &handle, 1};
 179
 180         g_return_if_fail (EMPATHY_IS_TP_CHAT (list));
 181         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 182
 183         handle = empathy_contact_get_handle (contact);
 184         tp_cli_channel_interface_group_call_remove_members (priv->channel, -1,
 185                                                             &handles, NULL,
 186                                                             NULL, NULL, NULL,
 187                                                             NULL);
 188 }
 189
 190 static GList *
 191 tp_chat_get_members (EmpathyContactList *list)
 192 {
 193         EmpathyTpChatPriv *priv = GET_PRIV (list);
 194         GList             *members = NULL;
 195
 196         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (list), NULL);
 197
 198         if (priv->members) {
 199                 members = g_list_copy (priv->members);
 200                 g_list_foreach (members, (GFunc) g_object_ref, NULL);
 201         } else {
 202                 members = g_list_prepend (members, g_object_ref (priv->user));
 203                 if (priv->remote_contact != NULL)
 204                         members = g_list_prepend (members, g_object_ref (priv->remote_contact));
 205         }
 206
 207         return members;
 208 }
 209
 210 static EmpathyContactMonitor *
 211 tp_chat_get_monitor (EmpathyContactList *list)
 212 {
 213         EmpathyTpChatPriv *priv;
 214
 215         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (list), NULL);
 216
 217         priv = GET_PRIV (list);
 218
 219         if (priv->contact_monitor == NULL) {
 220                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (list);
 221         }
 222
 223         return priv->contact_monitor;
 224 }
 225
 226 static void
 227 tp_chat_emit_queued_messages (EmpathyTpChat *chat)
 228 {
 229         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 230         EmpathyMessage    *message;
 231
 232         /* Check if we can now emit some queued messages */
 233         while ((message = g_queue_peek_head (priv->messages_queue)) != NULL) {
 234                 if (empathy_message_get_sender (message) == NULL) {
 235                         break;
 236                 }
 237
 238                 DEBUG ("Queued message ready");
 239                 g_queue_pop_head (priv->messages_queue);
 240                 g_queue_push_tail (priv->pending_messages_queue, message);
 241                 g_signal_emit (chat, signals[MESSAGE_RECEIVED], 0, message);
 242         }
 243 }
 244
 245 static void
 246 tp_chat_got_sender_cb (EmpathyTpContactFactory *factory,
 247                        EmpathyContact          *contact,
 248                        const GError            *error,
 249                        gpointer                 message,
 250                        GObject                 *chat)
 251 {
 252         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 253
 254         if (error) {
 255                 DEBUG ("Error: %s", error->message);
 256                 /* Do not block the message queue, just drop this message */
 257                 g_queue_remove (priv->messages_queue, message);
 258         } else {
 259                 empathy_message_set_sender (message, contact);
 260         }
 261
 262         tp_chat_emit_queued_messages (EMPATHY_TP_CHAT (chat));
 263 }
 264
 265 static void
 266 tp_chat_build_message (EmpathyTpChat *chat,
 267                        gboolean       incoming,
 268                        guint          id,
 269                        guint          type,
 270                        guint          timestamp,
 271                        guint          from_handle,
 272                        const gchar   *message_body,
 273                        TpChannelTextMessageFlags flags)
 274 {
 275         EmpathyTpChatPriv *priv;
 276         EmpathyMessage    *message;
 277
 278         priv = GET_PRIV (chat);
 279
 280         message = empathy_message_new (message_body);
 281         empathy_message_set_tptype (message, type);
 282         empathy_message_set_receiver (message, priv->user);
 283         empathy_message_set_timestamp (message, timestamp);
 284         empathy_message_set_id (message, id);
 285         empathy_message_set_incoming (message, incoming);
 286         empathy_message_set_flags (message, flags);
 287
 288         g_queue_push_tail (priv->messages_queue, message);
 289
 290         if (from_handle == 0) {
 291                 empathy_message_set_sender (message, priv->user);
 292                 tp_chat_emit_queued_messages (chat);
 293         } else {
 294                 empathy_tp_contact_factory_get_from_handle (priv->factory,
 295                         from_handle,
 296                         tp_chat_got_sender_cb,
 297                         message, NULL, G_OBJECT (chat));
 298         }
 299 }
 300
 301 static void
 302 tp_chat_received_cb (TpChannel   *channel,
 303                      guint        message_id,
 304                      guint        timestamp,
 305                      guint        from_handle,
 306                      guint        message_type,
 307                      guint        message_flags,
 308                      const gchar *message_body,
 309                      gpointer     user_data,
 310                      GObject     *chat_)
 311 {
 312         EmpathyTpChat *chat = EMPATHY_TP_CHAT (chat_);
 313         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 314
 315         if (priv->channel == NULL)
 316                 return;
 317
 318         if (priv->listing_pending_messages) {
 319                 return;
 320         }
 321
 322         DEBUG ("Message received: %s", message_body);
 323
 324         if (message_flags & TP_CHANNEL_TEXT_MESSAGE_FLAG_NON_TEXT_CONTENT &&
 325             !tp_strdiff (message_body, "")) {
 326                 GArray *ids;
 327
 328                 DEBUG ("Empty message with NonTextContent, ignoring and acking.");
 329
 330                 ids = g_array_sized_new (FALSE, FALSE, sizeof (guint), 1);
 331                 g_array_append_val (ids, message_id);
 332                 acknowledge_messages (chat, ids);
 333                 g_array_free (ids, TRUE);
 334
 335                 return;
 336         }
 337
 338         tp_chat_build_message (chat,
 339                                TRUE,
 340                                message_id,
 341                                message_type,
 342                                timestamp,
 343                                from_handle,
 344                                message_body,
 345                                message_flags);
 346 }
 347
 348 static void
 349 tp_chat_sent_cb (TpChannel   *channel,
 350                  guint        timestamp,
 351                  guint        message_type,
 352                  const gchar *message_body,
 353                  gpointer     user_data,
 354                  GObject     *chat_)
 355 {
 356         EmpathyTpChat *chat = EMPATHY_TP_CHAT (chat_);
 357         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 358
 359         if (priv->channel == NULL)
 360                 return;
 361
 362         DEBUG ("Message sent: %s", message_body);
 363
 364         tp_chat_build_message (chat,
 365                                FALSE,
 366                                0,
 367                                message_type,
 368                                timestamp,
 369                                0,
 370                                message_body,
 371                                0);
 372 }
 373
 374 static void
 375 tp_chat_send_error_cb (TpChannel   *channel,
 376                        guint        error_code,
 377                        guint        timestamp,
 378                        guint        message_type,
 379                        const gchar *message_body,
 380                        gpointer     user_data,
 381                        GObject     *chat)
 382 {
 383         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 384
 385         if (priv->channel == NULL)
 386                 return;
 387
 388         DEBUG ("Error sending '%s' (%d)", message_body, error_code);
 389
 390         g_signal_emit (chat, signals[SEND_ERROR], 0, message_body, error_code);
 391 }
 392
 393 static void
 394 tp_chat_send_cb (TpChannel    *proxy,
 395                  const GError *error,
 396                  gpointer      user_data,
 397                  GObject      *chat)
 398 {
 399         EmpathyMessage *message = EMPATHY_MESSAGE (user_data);
 400
 401         if (error) {
 402                 DEBUG ("Error: %s", error->message);
 403                 g_signal_emit (chat, signals[SEND_ERROR], 0,
 404                                empathy_message_get_body (message),
 405                                TP_CHANNEL_TEXT_SEND_ERROR_UNKNOWN);
 406         }
 407 }
 408
 409 typedef struct {
 410         EmpathyTpChat *chat;
 411         TpChannelChatState state;
 412 } StateChangedData;
 413
 414 static void
 415 tp_chat_state_changed_got_contact_cb (EmpathyTpContactFactory *factory,
 416                                       EmpathyContact          *contact,
 417                                       const GError            *error,
 418                                       gpointer                 user_data,
 419                                       GObject                 *chat)
 420 {
 421         TpChannelChatState state;
 422
 423         if (error) {
 424                 DEBUG ("Error: %s", error->message);
 425                 return;
 426         }
 427
 428         state = GPOINTER_TO_UINT (user_data);
 429         DEBUG ("Chat state changed for %s (%d): %d",
 430                 empathy_contact_get_name (contact),
 431                 empathy_contact_get_handle (contact), state);
 432
 433         g_signal_emit (chat, signals[CHAT_STATE_CHANGED], 0, contact, state);
 434 }
 435
 436 static void
 437 tp_chat_state_changed_cb (TpChannel *channel,
 438                           TpHandle   handle,
 439                           TpChannelChatState state,
 440                           gpointer   user_data,
 441                           GObject   *chat)
 442 {
 443         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 444
 445         empathy_tp_contact_factory_get_from_handle (priv->factory, handle,
 446                 tp_chat_state_changed_got_contact_cb, GUINT_TO_POINTER (state),
 447                 NULL, chat);
 448 }
 449
 450 static void
 451 tp_chat_list_pending_messages_cb (TpChannel       *channel,
 452                                   const GPtrArray *messages_list,
 453                                   const GError    *error,
 454                                   gpointer         user_data,
 455                                   GObject         *chat_)
 456 {
 457         EmpathyTpChat     *chat = EMPATHY_TP_CHAT (chat_);
 458         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 459         guint              i;
 460         GArray            *empty_non_text_content_ids = NULL;
 461
 462         priv->listing_pending_messages = FALSE;
 463
 464         if (priv->channel == NULL)
 465                 return;
 466
 467         if (error) {
 468                 DEBUG ("Error listing pending messages: %s", error->message);
 469                 return;
 470         }
 471
 472         for (i = 0; i < messages_list->len; i++) {
 473                 GValueArray    *message_struct;
 474                 const gchar    *message_body;
 475                 guint           message_id;
 476                 guint           timestamp;
 477                 guint           from_handle;
 478                 guint           message_type;
 479                 guint           message_flags;
 480
 481                 message_struct = g_ptr_array_index (messages_list, i);
 482
 483                 message_id = g_value_get_uint (g_value_array_get_nth (message_struct, 0));
 484                 timestamp = g_value_get_uint (g_value_array_get_nth (message_struct, 1));
 485                 from_handle = g_value_get_uint (g_value_array_get_nth (message_struct, 2));
 486                 message_type = g_value_get_uint (g_value_array_get_nth (message_struct, 3));
 487                 message_flags = g_value_get_uint (g_value_array_get_nth (message_struct, 4));
 488                 message_body = g_value_get_string (g_value_array_get_nth (message_struct, 5));
 489
 490                 DEBUG ("Message pending: %s", message_body);
 491
 492                 if (message_flags & TP_CHANNEL_TEXT_MESSAGE_FLAG_NON_TEXT_CONTENT &&
 493                     !tp_strdiff (message_body, "")) {
 494                         DEBUG ("Empty message with NonTextContent, ignoring and acking.");
 495
 496                         if (empty_non_text_content_ids == NULL) {
 497                                 empty_non_text_content_ids = g_array_new (FALSE, FALSE, sizeof (guint));
 498                         }
 499
 500                         g_array_append_val (empty_non_text_content_ids, message_id);
 501                         continue;
 502                 }
 503
 504                 tp_chat_build_message (chat,
 505                                        TRUE,
 506                                        message_id,
 507                                        message_type,
 508                                        timestamp,
 509                                        from_handle,
 510                                        message_body,
 511                                        message_flags);
 512         }
 513
 514         if (empty_non_text_content_ids != NULL) {
 515                 acknowledge_messages (chat, empty_non_text_content_ids);
 516                 g_array_free (empty_non_text_content_ids, TRUE);
 517         }
 518 }
 519
 520 static void
 521 tp_chat_property_flags_changed_cb (TpProxy         *proxy,
 522                                    const GPtrArray *properties,
 523                                    gpointer         user_data,
 524                                    GObject         *chat)
 525 {
 526         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 527         guint              i, j;
 528
 529         if (priv->channel == NULL)
 530                 return;
 531
 532         if (!priv->had_properties_list || !properties) {
 533                 return;
 534         }
 535
 536         for (i = 0; i < properties->len; i++) {
 537                 GValueArray           *prop_struct;
 538                 EmpathyTpChatProperty *property;
 539                 guint                  id;
 540                 guint                  flags;
 541
 542                 prop_struct = g_ptr_array_index (properties, i);
 543                 id = g_value_get_uint (g_value_array_get_nth (prop_struct, 0));
 544                 flags = g_value_get_uint (g_value_array_get_nth (prop_struct, 1));
 545
 546                 for (j = 0; j < priv->properties->len; j++) {
 547                         property = g_ptr_array_index (priv->properties, j);
 548                         if (property->id == id) {
 549                                 property->flags = flags;
 550                                 DEBUG ("property %s flags changed: %d",
 551                                         property->name, property->flags);
 552                                 break;
 553                         }
 554                 }
 555         }
 556 }
 557
 558 static void
 559 tp_chat_properties_changed_cb (TpProxy         *proxy,
 560                                const GPtrArray *properties,
 561                                gpointer         user_data,
 562                                GObject         *chat)
 563 {
 564         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 565         guint              i, j;
 566
 567         if (priv->channel == NULL)
 568                 return;
 569
 570         if (!priv->had_properties_list || !properties) {
 571                 return;
 572         }
 573
 574         for (i = 0; i < properties->len; i++) {
 575                 GValueArray           *prop_struct;
 576                 EmpathyTpChatProperty *property;
 577                 guint                  id;
 578                 GValue                *src_value;
 579
 580                 prop_struct = g_ptr_array_index (properties, i);
 581                 id = g_value_get_uint (g_value_array_get_nth (prop_struct, 0));
 582                 src_value = g_value_get_boxed (g_value_array_get_nth (prop_struct, 1));
 583
 584                 for (j = 0; j < priv->properties->len; j++) {
 585                         property = g_ptr_array_index (priv->properties, j);
 586                         if (property->id == id) {
 587                                 if (property->value) {
 588                                         g_value_copy (src_value, property->value);
 589                                 } else {
 590                                         property->value = tp_g_value_slice_dup (src_value);
 591                                 }
 592
 593                                 DEBUG ("property %s changed", property->name);
 594                                 g_signal_emit (chat, signals[PROPERTY_CHANGED], 0,
 595                                                property->name, property->value);
 596                                 break;
 597                         }
 598                 }
 599         }
 600 }
 601
 602 static void
 603 tp_chat_get_properties_cb (TpProxy         *proxy,
 604                            const GPtrArray *properties,
 605                            const GError    *error,
 606                            gpointer         user_data,
 607                            GObject         *chat)
 608 {
 609         if (error) {
 610                 DEBUG ("Error getting properties: %s", error->message);
 611                 return;
 612         }
 613
 614         tp_chat_properties_changed_cb (proxy, properties, user_data, chat);
 615 }
 616
 617 static void
 618 tp_chat_list_properties_cb (TpProxy         *proxy,
 619                             const GPtrArray *properties,
 620                             const GError    *error,
 621                             gpointer         user_data,
 622                             GObject         *chat)
 623 {
 624         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 625         GArray            *ids;
 626         guint              i;
 627
 628         if (priv->channel == NULL)
 629                 return;
 630
 631         priv->had_properties_list = TRUE;
 632
 633         if (error) {
 634                 DEBUG ("Error listing properties: %s", error->message);
 635                 return;
 636         }
 637
 638         ids = g_array_sized_new (FALSE, FALSE, sizeof (guint), properties->len);
 639         priv->properties = g_ptr_array_sized_new (properties->len);
 640         for (i = 0; i < properties->len; i++) {
 641                 GValueArray           *prop_struct;
 642                 EmpathyTpChatProperty *property;
 643
 644                 prop_struct = g_ptr_array_index (properties, i);
 645                 property = g_slice_new0 (EmpathyTpChatProperty);
 646                 property->id = g_value_get_uint (g_value_array_get_nth (prop_struct, 0));
 647                 property->name = g_value_dup_string (g_value_array_get_nth (prop_struct, 1));
 648                 property->flags = g_value_get_uint (g_value_array_get_nth (prop_struct, 3));
 649
 650                 DEBUG ("Adding property name=%s id=%d flags=%d",
 651                         property->name, property->id, property->flags);
 652                 g_ptr_array_add (priv->properties, property);
 653                 if (property->flags & TP_PROPERTY_FLAG_READ) {
 654                         g_array_append_val (ids, property->id);
 655                 }
 656         }
 657
 658         tp_cli_properties_interface_call_get_properties (proxy, -1,
 659                                                          ids,
 660                                                          tp_chat_get_properties_cb,
 661                                                          NULL, NULL,
 662                                                          chat);
 663
 664         g_array_free (ids, TRUE);
 665 }
 666
 667 void
 668 empathy_tp_chat_set_property (EmpathyTpChat *chat,
 669                               const gchar   *name,
 670                               const GValue  *value)
 671 {
 672         EmpathyTpChatPriv     *priv = GET_PRIV (chat);
 673         EmpathyTpChatProperty *property;
 674         guint                  i;
 675
 676         if (!priv->had_properties_list) {
 677                 return;
 678         }
 679
 680         for (i = 0; i < priv->properties->len; i++) {
 681                 property = g_ptr_array_index (priv->properties, i);
 682                 if (!tp_strdiff (property->name, name)) {
 683                         GPtrArray   *properties;
 684                         GValueArray *prop;
 685                         GValue       id = {0, };
 686                         GValue       dest_value = {0, };
 687
 688                         if (!(property->flags & TP_PROPERTY_FLAG_WRITE)) {
 689                                 break;
 690                         }
 691
 692                         g_value_init (&id, G_TYPE_UINT);
 693                         g_value_init (&dest_value, G_TYPE_VALUE);
 694                         g_value_set_uint (&id, property->id);
 695                         g_value_set_boxed (&dest_value, value);
 696
 697                         prop = g_value_array_new (2);
 698                         g_value_array_append (prop, &id);
 699                         g_value_array_append (prop, &dest_value);
 700
 701                         properties = g_ptr_array_sized_new (1);
 702                         g_ptr_array_add (properties, prop);
 703
 704                         DEBUG ("Set property %s", name);
 705                         tp_cli_properties_interface_call_set_properties (priv->channel, -1,
 706                                                                          properties,
 707                                                                          (tp_cli_properties_interface_callback_for_set_properties)
 708                                                                          tp_chat_async_cb,
 709                                                                          "Seting property", NULL,
 710                                                                          G_OBJECT (chat));
 711
 712                         g_ptr_array_free (properties, TRUE);
 713                         g_value_array_free (prop);
 714
 715                         break;
 716                 }
 717         }
 718 }
 719
 720 EmpathyTpChatProperty *
 721 empathy_tp_chat_get_property (EmpathyTpChat *chat,
 722                               const gchar   *name)
 723 {
 724         EmpathyTpChatPriv     *priv = GET_PRIV (chat);
 725         EmpathyTpChatProperty *property;
 726         guint                  i;
 727
 728         if (!priv->had_properties_list) {
 729                 return NULL;
 730         }
 731
 732         for (i = 0; i < priv->properties->len; i++) {
 733                 property = g_ptr_array_index (priv->properties, i);
 734                 if (!tp_strdiff (property->name, name)) {
 735                         return property;
 736                 }
 737         }
 738
 739         return NULL;
 740 }
 741
 742 GPtrArray *
 743 empathy_tp_chat_get_properties (EmpathyTpChat *chat)
 744 {
 745         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 746
 747         return priv->properties;
 748 }
 749
 750 static void
 751 tp_chat_dispose (GObject *object)
 752 {
 753         EmpathyTpChat *self = EMPATHY_TP_CHAT (object);
 754         EmpathyTpChatPriv *priv = GET_PRIV (self);
 755
 756         if (priv->dispose_has_run)
 757                 return;
 758
 759         priv->dispose_has_run = TRUE;
 760
 761         if (priv->channel != NULL) {
 762                 g_signal_handlers_disconnect_by_func (priv->channel,
 763                         tp_chat_invalidated_cb, self);
 764                 g_object_unref (priv->channel);
 765         }
 766         priv->channel = NULL;
 767
 768         if (priv->remote_contact != NULL)
 769                 g_object_unref (priv->remote_contact);
 770         priv->remote_contact = NULL;
 771
 772         if (priv->factory != NULL)
 773                 g_object_unref (priv->factory);
 774         priv->factory = NULL;
 775
 776         if (priv->user != NULL)
 777                 g_object_unref (priv->user);
 778         priv->user = NULL;
 779
 780         if (priv->contact_monitor)
 781                 g_object_unref (priv->contact_monitor);
 782         priv->contact_monitor = NULL;
 783
 784         g_queue_foreach (priv->messages_queue, (GFunc) g_object_unref, NULL);
 785         g_queue_clear (priv->messages_queue);
 786
 787         g_queue_foreach (priv->pending_messages_queue,
 788                 (GFunc) g_object_unref, NULL);
 789         g_queue_clear (priv->pending_messages_queue);
 790
 791         if (G_OBJECT_CLASS (empathy_tp_chat_parent_class)->dispose)
 792                 G_OBJECT_CLASS (empathy_tp_chat_parent_class)->dispose (object);
 793 }
 794
 795 static void
 796 tp_chat_finalize (GObject *object)
 797 {
 798         EmpathyTpChatPriv *priv = GET_PRIV (object);
 799         guint              i;
 800
 801         DEBUG ("Finalize: %p", object);
 802
 803         if (priv->properties) {
 804                 for (i = 0; i < priv->properties->len; i++) {
 805                         EmpathyTpChatProperty *property;
 806
 807                         property = g_ptr_array_index (priv->properties, i);
 808                         g_free (property->name);
 809                         if (property->value) {
 810                                 tp_g_value_slice_free (property->value);
 811                         }
 812                         g_slice_free (EmpathyTpChatProperty, property);
 813                 }
 814                 g_ptr_array_free (priv->properties, TRUE);
 815         }
 816
 817         g_queue_free (priv->messages_queue);
 818         g_queue_free (priv->pending_messages_queue);
 819
 820         G_OBJECT_CLASS (empathy_tp_chat_parent_class)->finalize (object);
 821 }
 822
 823 static void
 824 tp_chat_check_if_ready (EmpathyTpChat *chat)
 825 {
 826         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 827
 828         if (priv->ready)
 829                 return;
 830
 831         if (priv->user == NULL)
 832                 return;
 833
 834         if (!priv->got_password_flags)
 835                 return;
 836
 837         /* We need either the members (room) or the remote contact (private chat).
 838          * If the chat is protected by a password we can't get these information so
 839          * consider the chat as ready so it can be presented to the user. */
 840         if (!empathy_tp_chat_password_needed (chat) && priv->members == NULL &&
 841             priv->remote_contact == NULL)
 842                 return;
 843
 844         DEBUG ("Ready!");
 845
 846         tp_cli_channel_type_text_connect_to_received (priv->channel,
 847                                                       tp_chat_received_cb,
 848                                                       NULL, NULL,
 849                                                       G_OBJECT (chat), NULL);
 850         priv->listing_pending_messages = TRUE;
 851         tp_cli_channel_type_text_call_list_pending_messages (priv->channel, -1,
 852                                                              FALSE,
 853                                                              tp_chat_list_pending_messages_cb,
 854                                                              NULL, NULL,
 855                                                              G_OBJECT (chat));
 856
 857         tp_cli_channel_type_text_connect_to_sent (priv->channel,
 858                                                   tp_chat_sent_cb,
 859                                                   NULL, NULL,
 860                                                   G_OBJECT (chat), NULL);
 861         tp_cli_channel_type_text_connect_to_send_error (priv->channel,
 862                                                         tp_chat_send_error_cb,
 863                                                         NULL, NULL,
 864                                                         G_OBJECT (chat), NULL);
 865         tp_cli_channel_interface_chat_state_connect_to_chat_state_changed (priv->channel,
 866                                                                            tp_chat_state_changed_cb,
 867                                                                            NULL, NULL,
 868                                                                            G_OBJECT (chat), NULL);
 869         priv->ready = TRUE;
 870         g_object_notify (G_OBJECT (chat), "ready");
 871 }
 872
 873 static void
 874 tp_chat_update_remote_contact (EmpathyTpChat *chat)
 875 {
 876         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 877         EmpathyContact *contact = NULL;
 878         TpHandle self_handle;
 879         TpHandleType handle_type;
 880         GList *l;
 881
 882         /* If this is a named chatroom, never pretend it is a private chat */
 883         tp_channel_get_handle (priv->channel, &handle_type);
 884         if (handle_type == TP_HANDLE_TYPE_ROOM) {
 885                 return;
 886         }
 887
 888         /* This is an MSN chat, but it's the new style where 1-1 chats don't
 889          * have the group interface. If it has the conference interface, then
 890          * it is indeed a MUC. */
 891         if (tp_proxy_has_interface_by_id (priv->channel,
 892                                           EMP_IFACE_QUARK_CHANNEL_INTERFACE_CONFERENCE)) {
 893                 return;
 894         }
 895
 896         /* This is an MSN-like chat where anyone can join the chat at anytime.
 897          * If there is only one non-self contact member, we are in a private
 898          * chat and we set the "remote-contact" property to that contact. If
 899          * there are more, set the "remote-contact" property to NULL and the
 900          * UI will display a contact list. */
 901         self_handle = tp_channel_group_get_self_handle (priv->channel);
 902         for (l = priv->members; l; l = l->next) {
 903                 /* Skip self contact if member */
 904                 if (empathy_contact_get_handle (l->data) == self_handle) {
 905                         continue;
 906                 }
 907
 908                 /* We have more than one remote contact, break */
 909                 if (contact != NULL) {
 910                         contact = NULL;
 911                         break;
 912                 }
 913
 914                 /* If we didn't find yet a remote contact, keep this one */
 915                 contact = l->data;
 916         }
 917
 918         if (priv->remote_contact == contact) {
 919                 return;
 920         }
 921
 922         DEBUG ("Changing remote contact from %p to %p",
 923                 priv->remote_contact, contact);
 924
 925         if (priv->remote_contact) {
 926                 g_object_unref (priv->remote_contact);
 927         }
 928
 929         priv->remote_contact = contact ? g_object_ref (contact) : NULL;
 930         g_object_notify (G_OBJECT (chat), "remote-contact");
 931 }
 932
 933 static void
 934 tp_chat_got_added_contacts_cb (EmpathyTpContactFactory *factory,
 935                                guint                    n_contacts,
 936                                EmpathyContact * const * contacts,
 937                                guint                    n_failed,
 938                                const TpHandle          *failed,
 939                                const GError            *error,
 940                                gpointer                 user_data,
 941                                GObject                 *chat)
 942 {
 943         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 944         guint i;
 945         const TpIntSet *members;
 946         TpHandle handle;
 947         EmpathyContact *contact;
 948
 949         if (error) {
 950                 DEBUG ("Error: %s", error->message);
 951                 return;
 952         }
 953
 954         members = tp_channel_group_get_members (priv->channel);
 955         for (i = 0; i < n_contacts; i++) {
 956                 contact = contacts[i];
 957                 handle = empathy_contact_get_handle (contact);
 958
 959                 /* Make sure the contact is still member */
 960                 if (tp_intset_is_member (members, handle)) {
 961                         priv->members = g_list_prepend (priv->members,
 962                                 g_object_ref (contact));
 963                         g_signal_emit_by_name (chat, "members-changed",
 964                                                contact, NULL, 0, NULL, TRUE);
 965                 }
 966         }
 967
 968         tp_chat_update_remote_contact (EMPATHY_TP_CHAT (chat));
 969         tp_chat_check_if_ready (EMPATHY_TP_CHAT (chat));
 970 }
 971
 972 static EmpathyContact *
 973 chat_lookup_contact (EmpathyTpChat *chat,
 974                      TpHandle       handle,
 975                      gboolean       remove_)
 976 {
 977         EmpathyTpChatPriv *priv = GET_PRIV (chat);
 978         GList *l;
 979
 980         for (l = priv->members; l; l = l->next) {
 981                 EmpathyContact *c = l->data;
 982
 983                 if (empathy_contact_get_handle (c) != handle) {
 984                         continue;
 985                 }
 986
 987                 if (remove_) {
 988                         /* Caller takes the reference. */
 989                         priv->members = g_list_delete_link (priv->members, l);
 990                 } else {
 991                         g_object_ref (c);
 992                 }
 993
 994                 return c;
 995         }
 996
 997         return NULL;
 998 }
 999
1000 typedef struct
1001 {
1002     TpHandle old_handle;
1003     guint reason;
1004     gchar *message;
1005 } ContactRenameData;
1006
1007 static ContactRenameData *
1008 contact_rename_data_new (TpHandle handle,
1009                          guint reason,
1010                          const gchar* message)
1011 {
1012         ContactRenameData *data = g_new (ContactRenameData, 1);
1013         data->old_handle = handle;
1014         data->reason = reason;
1015         data->message = g_strdup (message);
1016
1017         return data;
1018 }
1019
1020 static void
1021 contact_rename_data_free (ContactRenameData* data)
1022 {
1023         g_free (data->message);
1024         g_free (data);
1025 }
1026
1027 static void
1028 tp_chat_got_renamed_contacts_cb (EmpathyTpContactFactory *factory,
1029                                  guint                    n_contacts,
1030                                  EmpathyContact * const * contacts,
1031                                  guint                    n_failed,
1032                                  const TpHandle          *failed,
1033                                  const GError            *error,
1034                                  gpointer                 user_data,
1035                                  GObject                 *chat)
1036 {
1037         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1038         const TpIntSet *members;
1039         TpHandle handle;
1040         EmpathyContact *old = NULL, *new = NULL;
1041         ContactRenameData *rename_data = (ContactRenameData *) user_data;
1042
1043         if (error) {
1044                 DEBUG ("Error: %s", error->message);
1045                 return;
1046         }
1047
1048         /* renamed members can only be delivered one at a time */
1049         g_warn_if_fail (n_contacts == 1);
1050
1051         new = contacts[0];
1052
1053         members = tp_channel_group_get_members (priv->channel);
1054         handle = empathy_contact_get_handle (new);
1055
1056         old = chat_lookup_contact (EMPATHY_TP_CHAT (chat),
1057                                    rename_data->old_handle, TRUE);
1058
1059         /* Make sure the contact is still member */
1060         if (tp_intset_is_member (members, handle)) {
1061                 priv->members = g_list_prepend (priv->members,
1062                         g_object_ref (new));
1063
1064                 if (old != NULL) {
1065                         g_signal_emit_by_name (chat, "member-renamed",
1066                                                old, new, rename_data->reason,
1067                                                rename_data->message);
1068                         g_object_unref (old);
1069                 }
1070         }
1071
1072         tp_chat_update_remote_contact (EMPATHY_TP_CHAT (chat));
1073         tp_chat_check_if_ready (EMPATHY_TP_CHAT (chat));
1074 }
1075
1076
1077 static void
1078 tp_chat_group_members_changed_cb (TpChannel     *self,
1079                                   gchar         *message,
1080                                   GArray        *added,
1081                                   GArray        *removed,
1082                                   GArray        *local_pending,
1083                                   GArray        *remote_pending,
1084                                   guint          actor,
1085                                   guint          reason,
1086                                   EmpathyTpChat *chat)
1087 {
1088         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1089         EmpathyContact *contact;
1090         EmpathyContact *actor_contact = NULL;
1091         guint i;
1092         ContactRenameData *rename_data;
1093         TpHandle old_handle;
1094
1095         /* Contact renamed */
1096         if (reason == TP_CHANNEL_GROUP_CHANGE_REASON_RENAMED) {
1097                 /* there can only be a single 'added' and a single 'removed' handle */
1098                 g_warn_if_fail (removed->len == 1);
1099                 g_warn_if_fail (added->len == 1);
1100
1101                 old_handle = g_array_index (removed, guint, 0);
1102
1103                 rename_data = contact_rename_data_new (old_handle, reason, message);
1104                 empathy_tp_contact_factory_get_from_handles (priv->factory,
1105                         added->len, (TpHandle *) added->data,
1106                         tp_chat_got_renamed_contacts_cb,
1107                         rename_data, (GDestroyNotify) contact_rename_data_free,
1108                         G_OBJECT (chat));
1109                 return;
1110         }
1111
1112         if (actor != 0) {
1113                 actor_contact = chat_lookup_contact (chat, actor, FALSE);
1114                 if (actor_contact == NULL) {
1115                         /* FIXME: handle this a tad more gracefully: perhaps
1116                          * the actor was a server op. We could use the
1117                          * contact-ids detail of MembersChangedDetailed.
1118                          */
1119                         DEBUG ("actor %u not a channel member", actor);
1120                 }
1121         }
1122
1123         /* Remove contacts that are not members anymore */
1124         for (i = 0; i < removed->len; i++) {
1125                 contact = chat_lookup_contact (chat,
1126                         g_array_index (removed, TpHandle, i), TRUE);
1127
1128                 if (contact != NULL) {
1129                         g_signal_emit_by_name (chat, "members-changed", contact,
1130                                                actor_contact, reason, message,
1131                                                FALSE);
1132                         g_object_unref (contact);
1133                 }
1134         }
1135
1136         /* Request added contacts */
1137         if (added->len > 0) {
1138                 empathy_tp_contact_factory_get_from_handles (priv->factory,
1139                         added->len, (TpHandle *) added->data,
1140                         tp_chat_got_added_contacts_cb, NULL, NULL,
1141                         G_OBJECT (chat));
1142         }
1143
1144         tp_chat_update_remote_contact (chat);
1145
1146         if (actor_contact != NULL) {
1147                 g_object_unref (actor_contact);
1148         }
1149 }
1150
1151 static void
1152 tp_chat_got_remote_contact_cb (EmpathyTpContactFactory *factory,
1153                                EmpathyContact          *contact,
1154                                const GError            *error,
1155                                gpointer                 user_data,
1156                                GObject                 *chat)
1157 {
1158         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1159
1160         if (error) {
1161                 DEBUG ("Error: %s", error->message);
1162                 empathy_tp_chat_leave (EMPATHY_TP_CHAT (chat));
1163                 return;
1164         }
1165
1166         priv->remote_contact = g_object_ref (contact);
1167         g_object_notify (chat, "remote-contact");
1168
1169         tp_chat_check_if_ready (EMPATHY_TP_CHAT (chat));
1170 }
1171
1172 static void
1173 tp_chat_got_self_contact_cb (EmpathyTpContactFactory *factory,
1174                              EmpathyContact          *contact,
1175                              const GError            *error,
1176                              gpointer                 user_data,
1177                              GObject                 *chat)
1178 {
1179         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1180
1181         if (error) {
1182                 DEBUG ("Error: %s", error->message);
1183                 empathy_tp_chat_leave (EMPATHY_TP_CHAT (chat));
1184                 return;
1185         }
1186
1187         priv->user = g_object_ref (contact);
1188         empathy_contact_set_is_user (priv->user, TRUE);
1189         tp_chat_check_if_ready (EMPATHY_TP_CHAT (chat));
1190 }
1191
1192 static void
1193 password_flags_changed_cb (TpChannel *channel,
1194     guint added,
1195     guint removed,
1196     gpointer user_data,
1197     GObject *weak_object)
1198 {
1199         EmpathyTpChat *self = EMPATHY_TP_CHAT (weak_object);
1200         EmpathyTpChatPriv *priv = GET_PRIV (self);
1201         gboolean was_needed, needed;
1202
1203         was_needed = empathy_tp_chat_password_needed (self);
1204
1205         priv->password_flags |= added;
1206         priv->password_flags ^= removed;
1207
1208         needed = empathy_tp_chat_password_needed (self);
1209
1210         if (was_needed != needed)
1211                 g_object_notify (G_OBJECT (self), "password-needed");
1212 }
1213
1214 static void
1215 got_password_flags_cb (TpChannel *proxy,
1216                              guint password_flags,
1217                              const GError *error,
1218                              gpointer user_data,
1219                              GObject *weak_object)
1220 {
1221         EmpathyTpChat *self = EMPATHY_TP_CHAT (weak_object);
1222         EmpathyTpChatPriv *priv = GET_PRIV (self);
1223
1224         priv->got_password_flags = TRUE;
1225         priv->password_flags = password_flags;
1226
1227         tp_chat_check_if_ready (EMPATHY_TP_CHAT (self));
1228 }
1229
1230 static GObject *
1231 tp_chat_constructor (GType                  type,
1232                      guint                  n_props,
1233                      GObjectConstructParam *props)
1234 {
1235         GObject           *chat;
1236         EmpathyTpChatPriv *priv;
1237         TpConnection      *connection;
1238         TpHandle           handle;
1239
1240         chat = G_OBJECT_CLASS (empathy_tp_chat_parent_class)->constructor (type, n_props, props);
1241
1242         priv = GET_PRIV (chat);
1243
1244         connection = tp_channel_borrow_connection (priv->channel);
1245         priv->factory = empathy_tp_contact_factory_dup_singleton (connection);
1246         g_signal_connect (priv->channel, "invalidated",
1247                           G_CALLBACK (tp_chat_invalidated_cb),
1248                           chat);
1249
1250         if (tp_proxy_has_interface_by_id (priv->channel,
1251                                           TP_IFACE_QUARK_CHANNEL_INTERFACE_GROUP)) {
1252                 const TpIntSet *members;
1253                 GArray *handles;
1254
1255                 /* Get self contact from the group's self handle */
1256                 handle = tp_channel_group_get_self_handle (priv->channel);
1257                 empathy_tp_contact_factory_get_from_handle (priv->factory,
1258                         handle, tp_chat_got_self_contact_cb,
1259                         NULL, NULL, chat);
1260
1261                 /* Get initial member contacts */
1262                 members = tp_channel_group_get_members (priv->channel);
1263                 handles = tp_intset_to_array (members);
1264                 empathy_tp_contact_factory_get_from_handles (priv->factory,
1265                         handles->len, (TpHandle *) handles->data,
1266                         tp_chat_got_added_contacts_cb, NULL, NULL, chat);
1267
1268                 priv->can_upgrade_to_muc = FALSE;
1269
1270                 g_signal_connect (priv->channel, "group-members-changed",
1271                         G_CALLBACK (tp_chat_group_members_changed_cb), chat);
1272         } else {
1273                 EmpathyDispatcher *dispatcher = empathy_dispatcher_dup_singleton ();
1274                 GList *list, *ptr;
1275
1276                 /* Get the self contact from the connection's self handle */
1277                 handle = tp_connection_get_self_handle (connection);
1278                 empathy_tp_contact_factory_get_from_handle (priv->factory,
1279                         handle, tp_chat_got_self_contact_cb,
1280                         NULL, NULL, chat);
1281
1282                 /* Get the remote contact */
1283                 handle = tp_channel_get_handle (priv->channel, NULL);
1284                 empathy_tp_contact_factory_get_from_handle (priv->factory,
1285                         handle, tp_chat_got_remote_contact_cb,
1286                         NULL, NULL, chat);
1287
1288                 list = empathy_dispatcher_find_requestable_channel_classes (
1289                         dispatcher, connection,
1290                         tp_channel_get_channel_type (priv->channel),
1291                         TP_UNKNOWN_HANDLE_TYPE, NULL);
1292
1293                 for (ptr = list; ptr; ptr = ptr->next) {
1294                         GValueArray *array = ptr->data;
1295                         const char **oprops = g_value_get_boxed (
1296                                 g_value_array_get_nth (array, 1));
1297
1298                         if (tp_strv_contains (oprops, EMP_IFACE_CHANNEL_INTERFACE_CONFERENCE ".InitialChannels")) {
1299                                 priv->can_upgrade_to_muc = TRUE;
1300                                 break;
1301                         }
1302                 }
1303
1304                 g_list_free (list);
1305                 g_object_unref (dispatcher);
1306         }
1307
1308         if (tp_proxy_has_interface_by_id (priv->channel,
1309                                           TP_IFACE_QUARK_PROPERTIES_INTERFACE)) {
1310                 tp_cli_properties_interface_call_list_properties (priv->channel, -1,
1311                                                                   tp_chat_list_properties_cb,
1312                                                                   NULL, NULL,
1313                                                                   G_OBJECT (chat));
1314                 tp_cli_properties_interface_connect_to_properties_changed (priv->channel,
1315                                                                            tp_chat_properties_changed_cb,
1316                                                                            NULL, NULL,
1317                                                                            G_OBJECT (chat), NULL);
1318                 tp_cli_properties_interface_connect_to_property_flags_changed (priv->channel,
1319                                                                                tp_chat_property_flags_changed_cb,
1320                                                                                NULL, NULL,
1321                                                                                G_OBJECT (chat), NULL);
1322         }
1323
1324         /* Check if the chat is password protected */
1325         if (tp_proxy_has_interface_by_id (priv->channel,
1326                                           TP_IFACE_QUARK_CHANNEL_INTERFACE_PASSWORD)) {
1327                 priv->got_password_flags = FALSE;
1328
1329                 tp_cli_channel_interface_password_connect_to_password_flags_changed
1330                         (priv->channel, password_flags_changed_cb, chat, NULL,
1331                          G_OBJECT (chat), NULL);
1332
1333                 tp_cli_channel_interface_password_call_get_password_flags
1334                         (priv->channel, -1, got_password_flags_cb, chat, NULL, chat);
1335         } else {
1336                 /* No Password interface, so no need to fetch the password flags */
1337                 priv->got_password_flags = TRUE;
1338         }
1339
1340         return chat;
1341 }
1342
1343 static void
1344 tp_chat_get_property (GObject    *object,
1345                       guint       param_id,
1346                       GValue     *value,
1347                       GParamSpec *pspec)
1348 {
1349         EmpathyTpChat *self = EMPATHY_TP_CHAT (object);
1350         EmpathyTpChatPriv *priv = GET_PRIV (object);
1351
1352         switch (param_id) {
1353         case PROP_CHANNEL:
1354                 g_value_set_object (value, priv->channel);
1355                 break;
1356         case PROP_REMOTE_CONTACT:
1357                 g_value_set_object (value, priv->remote_contact);
1358                 break;
1359         case PROP_READY:
1360                 g_value_set_boolean (value, priv->ready);
1361                 break;
1362         case PROP_PASSWORD_NEEDED:
1363                 g_value_set_boolean (value, empathy_tp_chat_password_needed (self));
1364                 break;
1365         default:
1366                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1367                 break;
1368         };
1369 }
1370
1371 static void
1372 tp_chat_set_property (GObject      *object,
1373                       guint         param_id,
1374                       const GValue *value,
1375                       GParamSpec   *pspec)
1376 {
1377         EmpathyTpChatPriv *priv = GET_PRIV (object);
1378
1379         switch (param_id) {
1380         case PROP_CHANNEL:
1381                 priv->channel = g_value_dup_object (value);
1382                 break;
1383         default:
1384                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1385                 break;
1386         };
1387 }
1388
1389 static void
1390 empathy_tp_chat_class_init (EmpathyTpChatClass *klass)
1391 {
1392         GObjectClass *object_class = G_OBJECT_CLASS (klass);
1393
1394         object_class->dispose = tp_chat_dispose;
1395         object_class->finalize = tp_chat_finalize;
1396         object_class->constructor = tp_chat_constructor;
1397         object_class->get_property = tp_chat_get_property;
1398         object_class->set_property = tp_chat_set_property;
1399
1400         g_object_class_install_property (object_class,
1401                                          PROP_CHANNEL,
1402                                          g_param_spec_object ("channel",
1403                                                               "telepathy channel",
1404                                                               "The text channel for the chat",
1405                                                               TP_TYPE_CHANNEL,
1406                                                               G_PARAM_READWRITE |
1407                                                               G_PARAM_CONSTRUCT_ONLY));
1408
1409         g_object_class_install_property (object_class,
1410                                          PROP_REMOTE_CONTACT,
1411                                          g_param_spec_object ("remote-contact",
1412                                                               "The remote contact",
1413                                                               "The remote contact if there is no group iface on the channel",
1414                                                               EMPATHY_TYPE_CONTACT,
1415                                                               G_PARAM_READABLE));
1416
1417         g_object_class_install_property (object_class,
1418                                          PROP_READY,
1419                                          g_param_spec_boolean ("ready",
1420                                                                "Is the object ready",
1421                                                                "This object can't be used until this becomes true",
1422                                                                FALSE,
1423                                                                G_PARAM_READABLE));
1424
1425         g_object_class_install_property (object_class,
1426                                          PROP_PASSWORD_NEEDED,
1427                                          g_param_spec_boolean ("password-needed",
1428                                                                "password needed",
1429                                                                "TRUE if a password is needed to join the channel",
1430                                                                FALSE,
1431                                                                G_PARAM_READABLE));
1432
1433         /* Signals */
1434         signals[MESSAGE_RECEIVED] =
1435                 g_signal_new ("message-received",
1436                               G_TYPE_FROM_CLASS (klass),
1437                               G_SIGNAL_RUN_LAST,
1438                               0,
1439                               NULL, NULL,
1440                               g_cclosure_marshal_VOID__OBJECT,
1441                               G_TYPE_NONE,
1442                               1, EMPATHY_TYPE_MESSAGE);
1443
1444         signals[SEND_ERROR] =
1445                 g_signal_new ("send-error",
1446                               G_TYPE_FROM_CLASS (klass),
1447                               G_SIGNAL_RUN_LAST,
1448                               0,
1449                               NULL, NULL,
1450                               _empathy_marshal_VOID__STRING_UINT,
1451                               G_TYPE_NONE,
1452                               2, G_TYPE_STRING, G_TYPE_UINT);
1453
1454         signals[CHAT_STATE_CHANGED] =
1455                 g_signal_new ("chat-state-changed",
1456                               G_TYPE_FROM_CLASS (klass),
1457                               G_SIGNAL_RUN_LAST,
1458                               0,
1459                               NULL, NULL,
1460                               _empathy_marshal_VOID__OBJECT_UINT,
1461                               G_TYPE_NONE,
1462                               2, EMPATHY_TYPE_CONTACT, G_TYPE_UINT);
1463
1464         signals[PROPERTY_CHANGED] =
1465                 g_signal_new ("property-changed",
1466                               G_TYPE_FROM_CLASS (klass),
1467                               G_SIGNAL_RUN_LAST,
1468                               0,
1469                               NULL, NULL,
1470                               _empathy_marshal_VOID__STRING_BOXED,
1471                               G_TYPE_NONE,
1472                               2, G_TYPE_STRING, G_TYPE_VALUE);
1473
1474         signals[DESTROY] =
1475                 g_signal_new ("destroy",
1476                               G_TYPE_FROM_CLASS (klass),
1477                               G_SIGNAL_RUN_LAST,
1478                               0,
1479                               NULL, NULL,
1480                               g_cclosure_marshal_VOID__VOID,
1481                               G_TYPE_NONE,
1482                               0);
1483
1484         g_type_class_add_private (object_class, sizeof (EmpathyTpChatPriv));
1485 }
1486
1487 static void
1488 empathy_tp_chat_init (EmpathyTpChat *chat)
1489 {
1490         EmpathyTpChatPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (chat,
1491                 EMPATHY_TYPE_TP_CHAT, EmpathyTpChatPriv);
1492
1493         chat->priv = priv;
1494         priv->contact_monitor = NULL;
1495         priv->messages_queue = g_queue_new ();
1496         priv->pending_messages_queue = g_queue_new ();
1497 }
1498
1499 static void
1500 tp_chat_iface_init (EmpathyContactListIface *iface)
1501 {
1502         iface->add         = tp_chat_add;
1503         iface->remove      = tp_chat_remove;
1504         iface->get_members = tp_chat_get_members;
1505         iface->get_monitor = tp_chat_get_monitor;
1506 }
1507
1508 EmpathyTpChat *
1509 empathy_tp_chat_new (TpChannel *channel)
1510 {
1511         return g_object_new (EMPATHY_TYPE_TP_CHAT,
1512                              "channel", channel,
1513                              NULL);
1514 }
1515
1516 static void
1517 empathy_tp_chat_close (EmpathyTpChat *chat) {
1518         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1519
1520         /* If there are still messages left, it'll come back..
1521          * We loose the ordering of sent messages though */
1522         tp_cli_channel_call_close (priv->channel, -1, tp_chat_async_cb,
1523                 "closing channel", NULL, NULL);
1524 }
1525
1526 const gchar *
1527 empathy_tp_chat_get_id (EmpathyTpChat *chat)
1528 {
1529         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1530         const gchar *id;
1531
1532
1533         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1534
1535         id = tp_channel_get_identifier (priv->channel);
1536         if (!EMP_STR_EMPTY (id))
1537                 return id;
1538         else if (priv->remote_contact)
1539                 return empathy_contact_get_id (priv->remote_contact);
1540         else
1541                 return NULL;
1542
1543 }
1544
1545 EmpathyContact *
1546 empathy_tp_chat_get_remote_contact (EmpathyTpChat *chat)
1547 {
1548         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1549
1550         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1551         g_return_val_if_fail (priv->ready, NULL);
1552
1553         return priv->remote_contact;
1554 }
1555
1556 TpChannel *
1557 empathy_tp_chat_get_channel (EmpathyTpChat *chat)
1558 {
1559         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1560
1561         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1562
1563         return priv->channel;
1564 }
1565
1566 TpConnection *
1567 empathy_tp_chat_get_connection (EmpathyTpChat *chat)
1568 {
1569         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1570
1571         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1572
1573         return tp_channel_borrow_connection (priv->channel);
1574 }
1575
1576 gboolean
1577 empathy_tp_chat_is_ready (EmpathyTpChat *chat)
1578 {
1579         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1580
1581         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), FALSE);
1582
1583         return priv->ready;
1584 }
1585
1586 void
1587 empathy_tp_chat_send (EmpathyTpChat *chat,
1588                       EmpathyMessage *message)
1589 {
1590         EmpathyTpChatPriv        *priv = GET_PRIV (chat);
1591         const gchar              *message_body;
1592         TpChannelTextMessageType  message_type;
1593
1594         g_return_if_fail (EMPATHY_IS_TP_CHAT (chat));
1595         g_return_if_fail (EMPATHY_IS_MESSAGE (message));
1596         g_return_if_fail (priv->ready);
1597
1598         message_body = empathy_message_get_body (message);
1599         message_type = empathy_message_get_tptype (message);
1600
1601         DEBUG ("Sending message: %s", message_body);
1602         tp_cli_channel_type_text_call_send (priv->channel, -1,
1603                                             message_type,
1604                                             message_body,
1605                                             tp_chat_send_cb,
1606                                             g_object_ref (message),
1607                                             (GDestroyNotify) g_object_unref,
1608                                             G_OBJECT (chat));
1609 }
1610
1611 void
1612 empathy_tp_chat_set_state (EmpathyTpChat      *chat,
1613                            TpChannelChatState  state)
1614 {
1615         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1616
1617         g_return_if_fail (EMPATHY_IS_TP_CHAT (chat));
1618         g_return_if_fail (priv->ready);
1619
1620         if (tp_proxy_has_interface_by_id (priv->channel,
1621                                           TP_IFACE_QUARK_CHANNEL_INTERFACE_CHAT_STATE)) {
1622                 DEBUG ("Set state: %d", state);
1623                 tp_cli_channel_interface_chat_state_call_set_chat_state (priv->channel, -1,
1624                                                                          state,
1625                                                                          tp_chat_async_cb,
1626                                                                          "setting chat state",
1627                                                                          NULL,
1628                                                                          G_OBJECT (chat));
1629         }
1630 }
1631
1632
1633 const GList *
1634 empathy_tp_chat_get_pending_messages (EmpathyTpChat *chat)
1635 {
1636         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1637
1638         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (chat), NULL);
1639         g_return_val_if_fail (priv->ready, NULL);
1640
1641         return priv->pending_messages_queue->head;
1642 }
1643
1644 static void
1645 acknowledge_messages (EmpathyTpChat *chat, GArray *ids) {
1646         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1647
1648         tp_cli_channel_type_text_call_acknowledge_pending_messages (
1649                 priv->channel, -1, ids, tp_chat_async_cb,
1650                 "acknowledging received message", NULL, G_OBJECT (chat));
1651 }
1652
1653 void
1654 empathy_tp_chat_acknowledge_message (EmpathyTpChat *chat,
1655                                      EmpathyMessage *message) {
1656         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1657         GArray *message_ids;
1658         GList *m;
1659         guint id;
1660
1661         g_return_if_fail (EMPATHY_IS_TP_CHAT (chat));
1662         g_return_if_fail (priv->ready);
1663
1664         if (!empathy_message_is_incoming (message))
1665                 goto out;
1666
1667         message_ids = g_array_sized_new (FALSE, FALSE, sizeof (guint), 1);
1668
1669         id = empathy_message_get_id (message);
1670         g_array_append_val (message_ids, id);
1671         acknowledge_messages (chat, message_ids);
1672         g_array_free (message_ids, TRUE);
1673
1674 out:
1675         m = g_queue_find (priv->pending_messages_queue, message);
1676         g_assert (m != NULL);
1677         g_queue_delete_link (priv->pending_messages_queue, m);
1678         g_object_unref (message);
1679 }
1680
1681 void
1682 empathy_tp_chat_acknowledge_messages (EmpathyTpChat *chat,
1683                                       const GSList *messages) {
1684         EmpathyTpChatPriv *priv = GET_PRIV (chat);
1685         /* Copy messages as the messges list (probably is) our own */
1686         GSList *msgs = g_slist_copy ((GSList *) messages);
1687         GSList *l;
1688         guint length;
1689         GArray *message_ids;
1690
1691         g_return_if_fail (EMPATHY_IS_TP_CHAT (chat));
1692         g_return_if_fail (priv->ready);
1693
1694         length = g_slist_length ((GSList *) messages);
1695
1696         if (length == 0)
1697                 return;
1698
1699         message_ids = g_array_sized_new (FALSE, FALSE, sizeof (guint), length);
1700
1701         for (l = msgs; l != NULL; l = g_slist_next (l)) {
1702                 GList *m;
1703
1704                 EmpathyMessage *message = EMPATHY_MESSAGE (l->data);
1705
1706                 m = g_queue_find (priv->pending_messages_queue, message);
1707                 g_assert (m != NULL);
1708                 g_queue_delete_link (priv->pending_messages_queue, m);
1709
1710                 if (empathy_message_is_incoming (message)) {
1711                         guint id = empathy_message_get_id (message);
1712                         g_array_append_val (message_ids, id);
1713                 }
1714                 g_object_unref (message);
1715         }
1716
1717         if (message_ids->len > 0)
1718                 acknowledge_messages (chat, message_ids);
1719
1720         g_array_free (message_ids, TRUE);
1721         g_slist_free (msgs);
1722 }
1723
1724 void
1725 empathy_tp_chat_acknowledge_all_messages (EmpathyTpChat *chat)
1726 {
1727   empathy_tp_chat_acknowledge_messages (chat,
1728     (GSList *) empathy_tp_chat_get_pending_messages (chat));
1729 }
1730
1731 gboolean
1732 empathy_tp_chat_password_needed (EmpathyTpChat *self)
1733 {
1734         EmpathyTpChatPriv *priv = GET_PRIV (self);
1735
1736         return priv->password_flags & TP_CHANNEL_PASSWORD_FLAG_PROVIDE;
1737 }
1738
1739 static void
1740 provide_password_cb (TpChannel *channel,
1741                                       gboolean correct,
1742                                       const GError *error,
1743                                       gpointer user_data,
1744                                       GObject *weak_object)
1745 {
1746         GSimpleAsyncResult *result = user_data;
1747
1748         if (error != NULL) {
1749                 g_simple_async_result_set_from_error (result, error);
1750         }
1751         else if (!correct) {
1752                 /* The current D-Bus API is a bit weird so re-use the
1753                  * AuthenticationFailed error */
1754                 g_simple_async_result_set_error (result, TP_ERRORS,
1755                                                  TP_ERROR_AUTHENTICATION_FAILED, "Wrong password");
1756         }
1757
1758         g_simple_async_result_complete (result);
1759         g_object_unref (result);
1760 }
1761
1762 void
1763 empathy_tp_chat_provide_password_async (EmpathyTpChat *self,
1764                                                      const gchar *password,
1765                                                      GAsyncReadyCallback callback,
1766                                                      gpointer user_data)
1767 {
1768         EmpathyTpChatPriv *priv = GET_PRIV (self);
1769         GSimpleAsyncResult *result;
1770
1771         result = g_simple_async_result_new (G_OBJECT (self),
1772                                             callback, user_data,
1773                                             empathy_tp_chat_provide_password_finish);
1774
1775         tp_cli_channel_interface_password_call_provide_password
1776                 (priv->channel, -1, password, provide_password_cb, result,
1777                  NULL, G_OBJECT (self));
1778 }
1779
1780 gboolean
1781 empathy_tp_chat_provide_password_finish (EmpathyTpChat *self,
1782                                                       GAsyncResult *result,
1783                                                       GError **error)
1784 {
1785         if (g_simple_async_result_propagate_error (G_SIMPLE_ASYNC_RESULT (result),
1786                 error))
1787                 return FALSE;
1788
1789         g_return_val_if_fail (g_simple_async_result_is_valid (result,
1790                                                               G_OBJECT (self), empathy_tp_chat_provide_password_finish), FALSE);
1791
1792         return TRUE;
1793 }
1794
1795 /**
1796  * empathy_tp_chat_can_add_contact:
1797  *
1798  * Returns: %TRUE if empathy_contact_list_add() will work for this channel.
1799  * That is if this chat is a 1-to-1 channel that can be upgraded to
1800  * a MUC using the Conference interface or if the channel is a MUC.
1801  */
1802 gboolean
1803 empathy_tp_chat_can_add_contact (EmpathyTpChat *self)
1804 {
1805         EmpathyTpChatPriv *priv;
1806
1807         g_return_val_if_fail (EMPATHY_IS_TP_CHAT (self), FALSE);
1808
1809         priv = GET_PRIV (self);
1810
1811         return priv->can_upgrade_to_muc ||
1812                 tp_proxy_has_interface_by_id (priv->channel,
1813                         TP_IFACE_QUARK_CHANNEL_INTERFACE_GROUP);;
1814 }
1815
1816 static void
1817 leave_remove_members_cb (TpChannel *proxy,
1818                          const GError *error,
1819                          gpointer user_data,
1820                          GObject *weak_object)
1821 {
1822         EmpathyTpChat *self = user_data;
1823
1824         if (error == NULL)
1825                 return;
1826
1827         DEBUG ("RemoveMembers failed (%s); closing the channel", error->message);
1828         empathy_tp_chat_close (self);
1829 }
1830
1831 void
1832 empathy_tp_chat_leave (EmpathyTpChat *self)
1833 {
1834         EmpathyTpChatPriv *priv = GET_PRIV (self);
1835         TpHandle self_handle;
1836         GArray *array;
1837
1838         if (!tp_proxy_has_interface_by_id (priv->channel,
1839                 TP_IFACE_QUARK_CHANNEL_INTERFACE_GROUP)) {
1840                 empathy_tp_chat_close (self);
1841                 return;
1842         }
1843
1844         self_handle = tp_channel_group_get_self_handle (priv->channel);
1845         if (self_handle == 0) {
1846                 /* we are not member of the channel */
1847                 empathy_tp_chat_close (self);
1848                 return;
1849         }
1850
1851         array = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
1852         g_array_insert_val (array, 0, self_handle);
1853
1854         tp_cli_channel_interface_group_call_remove_members (priv->channel, -1, array,
1855                 "", leave_remove_members_cb, self, NULL, G_OBJECT (self));
1856
1857         g_array_free (array, TRUE);
1858 }