libempathy/empathy-tp-contact-list.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2007 Xavier Claessens <xclaesse@gmail.com>
   4  * Copyright (C) 2007-2009 Collabora Ltd.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  * Authors: Xavier Claessens <xclaesse@gmail.com>
  21  */
  22
  23 #include <config.h>
  24
  25 #include <string.h>
  26 #include <glib/gi18n-lib.h>
  27
  28 #include <telepathy-glib/channel.h>
  29 #include <telepathy-glib/connection.h>
  30 #include <telepathy-glib/util.h>
  31 #include <telepathy-glib/dbus.h>
  32
  33 #include "empathy-tp-contact-list.h"
  34 #include "empathy-tp-contact-factory.h"
  35 #include "empathy-contact-list.h"
  36 #include "empathy-utils.h"
  37
  38 #define DEBUG_FLAG EMPATHY_DEBUG_TP | EMPATHY_DEBUG_CONTACT
  39 #include "empathy-debug.h"
  40
  41 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyTpContactList)
  42 typedef struct {
  43         EmpathyTpContactFactory *factory;
  44         TpConnection   *connection;
  45         const gchar    *protocol_group;
  46
  47         TpChannel      *publish;
  48         TpChannel      *subscribe;
  49         GHashTable     *members;
  50         GHashTable     *pendings;
  51         GHashTable     *groups;
  52 } EmpathyTpContactListPriv;
  53
  54 typedef enum {
  55         TP_CONTACT_LIST_TYPE_PUBLISH,
  56         TP_CONTACT_LIST_TYPE_SUBSCRIBE,
  57         TP_CONTACT_LIST_TYPE_UNKNOWN
  58 } TpContactListType;
  59
  60 static void tp_contact_list_iface_init         (EmpathyContactListIface   *iface);
  61
  62 enum {
  63         PROP_0,
  64         PROP_CONNECTION,
  65 };
  66
  67 G_DEFINE_TYPE_WITH_CODE (EmpathyTpContactList, empathy_tp_contact_list, G_TYPE_OBJECT,
  68                          G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_CONTACT_LIST,
  69                                                 tp_contact_list_iface_init));
  70
  71 static void
  72 tp_contact_list_group_invalidated_cb (TpChannel *channel,
  73                                       guint      domain,
  74                                       gint       code,
  75                                       gchar     *message,
  76                                       EmpathyTpContactList *list)
  77 {
  78         EmpathyTpContactListPriv *priv = GET_PRIV (list);
  79         const TpIntSet *members;
  80         TpIntSetIter iter;
  81         const gchar *group_name;
  82
  83         group_name = tp_channel_get_identifier (channel);
  84         DEBUG ("Group %s invalidated. Message: %s", group_name, message);
  85
  86         /* Signal that all members are not in that group anymore */
  87         members = tp_channel_group_get_members (channel);
  88         tp_intset_iter_init (&iter, members);
  89         while (tp_intset_iter_next (&iter)) {
  90                 EmpathyContact *contact;
  91
  92                 contact = g_hash_table_lookup (priv->members,
  93                                                GUINT_TO_POINTER (iter.element));
  94                 if (contact == NULL) {
  95                         continue;
  96                 }
  97
  98                 DEBUG ("Contact %s (%d) removed from group %s",
  99                         empathy_contact_get_id (contact), iter.element,
 100                         group_name);
 101                 g_signal_emit_by_name (list, "groups-changed", contact,
 102                                        group_name,
 103                                        FALSE);
 104         }
 105
 106         g_hash_table_remove (priv->groups, group_name);
 107 }
 108
 109 static void
 110 tp_contact_list_group_ready_cb (TpChannel *channel,
 111                                 const GError *error,
 112                                 gpointer list)
 113 {
 114         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 115
 116         if (error) {
 117                 DEBUG ("Error: %s", error->message);
 118                 g_object_unref (channel);
 119                 return;
 120         }
 121
 122         DEBUG ("Add group %s", tp_channel_get_identifier (channel));
 123         g_hash_table_insert (priv->groups,
 124                              (gpointer) tp_channel_get_identifier (channel),
 125                              channel);
 126
 127         g_signal_connect (channel, "invalidated",
 128                           G_CALLBACK (tp_contact_list_group_invalidated_cb),
 129                           list);
 130 }
 131
 132 static void
 133 tp_contact_list_group_members_changed_cb (TpChannel     *channel,
 134                                           gchar         *message,
 135                                           GArray        *added,
 136                                           GArray        *removed,
 137                                           GArray        *local_pending,
 138                                           GArray        *remote_pending,
 139                                           guint          actor,
 140                                           guint          reason,
 141                                           EmpathyTpContactList *list)
 142 {
 143         EmpathyTpContactListPriv  *priv = GET_PRIV (list);
 144         const gchar *group_name;
 145         gint i;
 146
 147         group_name = tp_channel_get_identifier (channel);
 148
 149         for (i = 0; i < added->len; i++) {
 150                 EmpathyContact *contact;
 151                 TpHandle handle;
 152
 153                 handle = g_array_index (added, TpHandle, i);
 154                 contact = g_hash_table_lookup (priv->members,
 155                                                GUINT_TO_POINTER (handle));
 156                 if (contact == NULL) {
 157                         continue;
 158                 }
 159
 160                 DEBUG ("Contact %s (%d) added to group %s",
 161                         empathy_contact_get_id (contact), handle, group_name);
 162                 g_signal_emit_by_name (list, "groups-changed", contact,
 163                                        group_name,
 164                                        TRUE);
 165         }
 166
 167         for (i = 0; i < removed->len; i++) {
 168                 EmpathyContact *contact;
 169                 TpHandle handle;
 170
 171                 handle = g_array_index (removed, TpHandle, i);
 172                 contact = g_hash_table_lookup (priv->members,
 173                                                GUINT_TO_POINTER (handle));
 174                 if (contact == NULL) {
 175                         continue;
 176                 }
 177
 178                 DEBUG ("Contact %s (%d) removed from group %s",
 179                         empathy_contact_get_id (contact), handle, group_name);
 180
 181                 g_signal_emit_by_name (list, "groups-changed", contact,
 182                                        group_name,
 183                                        FALSE);
 184         }
 185 }
 186
 187 static TpChannel *
 188 tp_contact_list_group_add_channel (EmpathyTpContactList *list,
 189                                    const gchar          *object_path,
 190                                    const gchar          *channel_type,
 191                                    TpHandleType          handle_type,
 192                                    guint                 handle)
 193 {
 194         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 195         TpChannel                *channel;
 196
 197         /* Only accept server-side contact groups */
 198         if (tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_CONTACT_LIST) ||
 199             handle_type != TP_HANDLE_TYPE_GROUP) {
 200                 return NULL;
 201         }
 202
 203         channel = tp_channel_new (priv->connection,
 204                                   object_path, channel_type,
 205                                   handle_type, handle, NULL);
 206
 207         /* TpChannel emits initial set of members just before being ready */
 208         g_signal_connect (channel, "group-members-changed",
 209                           G_CALLBACK (tp_contact_list_group_members_changed_cb),
 210                           list);
 211
 212         /* Give the ref to the callback */
 213         tp_channel_call_when_ready (channel,
 214                                     tp_contact_list_group_ready_cb,
 215                                     list);
 216
 217         return channel;
 218 }
 219
 220 typedef struct {
 221         GArray *handles;
 222         TpHandle channel_handle;
 223         guint ref_count;
 224 } GroupAddData;
 225
 226 static void
 227 tp_contact_list_group_add_data_unref (gpointer user_data)
 228 {
 229         GroupAddData *data = user_data;
 230
 231         data->ref_count--;
 232         if (data->ref_count == 0) {
 233                 g_array_free (data->handles, TRUE);
 234                 g_slice_free (GroupAddData, data);
 235         }
 236 }
 237
 238 static void
 239 tp_contact_list_group_add_ready_cb (TpChannel    *channel,
 240                                     const GError *error,
 241                                     gpointer      user_data)
 242 {
 243         GroupAddData *data = user_data;
 244
 245         if (error) {
 246                 tp_contact_list_group_add_data_unref (data);
 247                 return;
 248         }
 249
 250         tp_cli_channel_interface_group_call_add_members (channel, -1,
 251                 data->handles, NULL, NULL, NULL, NULL, NULL);
 252         tp_contact_list_group_add_data_unref (data);
 253 }
 254
 255 static void
 256 tp_contact_list_group_request_channel_cb (TpConnection *connection,
 257                                           const gchar  *object_path,
 258                                           const GError *error,
 259                                           gpointer      user_data,
 260                                           GObject      *list)
 261 {
 262         GroupAddData *data = user_data;
 263         TpChannel *channel;
 264
 265         if (error) {
 266                 DEBUG ("Error: %s", error->message);
 267                 return;
 268         }
 269
 270         channel = tp_contact_list_group_add_channel (EMPATHY_TP_CONTACT_LIST (list),
 271                                                      object_path,
 272                                                      TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 273                                                      TP_HANDLE_TYPE_GROUP,
 274                                                      data->channel_handle);
 275
 276         data->ref_count++;
 277         tp_channel_call_when_ready (channel,
 278                                     tp_contact_list_group_add_ready_cb,
 279                                     data);
 280 }
 281
 282 static void
 283 tp_contact_list_group_request_handles_cb (TpConnection *connection,
 284                                           const GArray *handles,
 285                                           const GError *error,
 286                                           gpointer      user_data,
 287                                           GObject      *list)
 288 {
 289         GroupAddData *data = user_data;
 290
 291         if (error) {
 292                 DEBUG ("Error: %s", error->message);
 293                 return;
 294         }
 295
 296         data->channel_handle = g_array_index (handles, TpHandle, 0);
 297         data->ref_count++;
 298         tp_cli_connection_call_request_channel (connection, -1,
 299                                                 TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 300                                                 TP_HANDLE_TYPE_GROUP,
 301                                                 data->channel_handle,
 302                                                 TRUE,
 303                                                 tp_contact_list_group_request_channel_cb,
 304                                                 data, tp_contact_list_group_add_data_unref,
 305                                                 list);
 306 }
 307
 308 static void
 309 tp_contact_list_group_add (EmpathyTpContactList *list,
 310                            const gchar          *group_name,
 311                            GArray               *handles)
 312 {
 313         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 314         TpChannel                *channel;
 315         const gchar              *names[] = {group_name, NULL};
 316         GroupAddData             *data;
 317
 318         channel = g_hash_table_lookup (priv->groups, group_name);
 319         if (channel) {
 320                 tp_cli_channel_interface_group_call_add_members (channel, -1,
 321                         handles, NULL, NULL, NULL, NULL, NULL);
 322                 g_array_free (handles, TRUE);
 323                 return;
 324         }
 325
 326         data = g_slice_new0 (GroupAddData);
 327         data->handles = handles;
 328         data->ref_count = 1;
 329         tp_cli_connection_call_request_handles (priv->connection, -1,
 330                                                 TP_HANDLE_TYPE_GROUP, names,
 331                                                 tp_contact_list_group_request_handles_cb,
 332                                                 data, tp_contact_list_group_add_data_unref,
 333                                                 G_OBJECT (list));
 334 }
 335
 336 static void
 337 tp_contact_list_got_added_members_cb (EmpathyTpContactFactory *factory,
 338                                       guint                    n_contacts,
 339                                       EmpathyContact * const * contacts,
 340                                       guint                    n_failed,
 341                                       const TpHandle          *failed,
 342                                       const GError            *error,
 343                                       gpointer                 user_data,
 344                                       GObject                 *list)
 345 {
 346         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 347         guint i;
 348
 349         if (error) {
 350                 DEBUG ("Error: %s", error->message);
 351                 return;
 352         }
 353
 354         for (i = 0; i < n_contacts; i++) {
 355                 EmpathyContact *contact = contacts[i];
 356                 TpHandle handle;
 357
 358                 handle = empathy_contact_get_handle (contact);
 359                 if (g_hash_table_lookup (priv->members, GUINT_TO_POINTER (handle)))
 360                         continue;
 361
 362                 /* Add to the list and emit signal */
 363                 g_hash_table_insert (priv->members, GUINT_TO_POINTER (handle),
 364                                      g_object_ref (contact));
 365                 g_signal_emit_by_name (list, "members-changed", contact,
 366                                        0, 0, NULL, TRUE);
 367
 368                 /* This contact is now member, implicitly accept pending. */
 369                 if (g_hash_table_lookup (priv->pendings, GUINT_TO_POINTER (handle))) {
 370                         GArray handles = {(gchar*) &handle, 1};
 371
 372                         tp_cli_channel_interface_group_call_add_members (priv->publish,
 373                                 -1, &handles, NULL, NULL, NULL, NULL, NULL);
 374                 }
 375         }
 376 }
 377
 378 static void
 379 tp_contact_list_got_local_pending_cb (EmpathyTpContactFactory *factory,
 380                                       guint                    n_contacts,
 381                                       EmpathyContact * const * contacts,
 382                                       guint                    n_failed,
 383                                       const TpHandle          *failed,
 384                                       const GError            *error,
 385                                       gpointer                 user_data,
 386                                       GObject                 *list)
 387 {
 388         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 389         guint i;
 390
 391         if (error) {
 392                 DEBUG ("Error: %s", error->message);
 393                 return;
 394         }
 395
 396         for (i = 0; i < n_contacts; i++) {
 397                 EmpathyContact *contact = contacts[i];
 398                 TpHandle handle;
 399                 const gchar *message;
 400                 TpChannelGroupChangeReason reason;
 401
 402                 handle = empathy_contact_get_handle (contact);
 403                 if (g_hash_table_lookup (priv->members, GUINT_TO_POINTER (handle))) {
 404                         GArray handles = {(gchar*) &handle, 1};
 405
 406                         /* This contact is already member, auto accept. */
 407                         tp_cli_channel_interface_group_call_add_members (priv->publish,
 408                                 -1, &handles, NULL, NULL, NULL, NULL, NULL);
 409                 }
 410                 else if (tp_channel_group_get_local_pending_info (priv->publish,
 411                                                                   handle,
 412                                                                   NULL,
 413                                                                   &reason,
 414                                                                   &message)) {
 415                         /* Add contact to pendings */
 416                         g_hash_table_insert (priv->pendings, GUINT_TO_POINTER (handle),
 417                                              g_object_ref (contact));
 418                         g_signal_emit_by_name (list, "pendings-changed", contact,
 419                                                contact, reason, message, TRUE);
 420                 }
 421         }
 422 }
 423
 424 static void
 425 tp_contact_list_remove_handle (EmpathyTpContactList *list,
 426                                GHashTable *table,
 427                                TpHandle handle)
 428 {
 429         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 430         EmpathyContact *contact;
 431         const gchar *signal;
 432
 433         if (table == priv->pendings)
 434                 signal = "pendings-changed";
 435         else if (table == priv->members)
 436                 signal = "members-changed";
 437         else
 438                 return;
 439
 440         contact = g_hash_table_lookup (table, GUINT_TO_POINTER (handle));
 441         if (contact) {
 442                 g_object_ref (contact);
 443                 g_hash_table_remove (table, GUINT_TO_POINTER (handle));
 444                 g_signal_emit_by_name (list, signal, contact, 0, 0, NULL,
 445                                        FALSE);
 446                 g_object_unref (contact);
 447         }
 448 }
 449
 450 static void
 451 tp_contact_list_publish_group_members_changed_cb (TpChannel     *channel,
 452                                                   gchar         *message,
 453                                                   GArray        *added,
 454                                                   GArray        *removed,
 455                                                   GArray        *local_pending,
 456                                                   GArray        *remote_pending,
 457                                                   TpHandle       actor,
 458                                                   TpChannelGroupChangeReason reason,
 459                                                   EmpathyTpContactList *list)
 460 {
 461         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 462         guint i;
 463
 464         /* We now send our presence to those contacts, remove them from pendings */
 465         for (i = 0; i < added->len; i++) {
 466                 tp_contact_list_remove_handle (list, priv->pendings,
 467                         g_array_index (added, TpHandle, i));
 468         }
 469
 470         /* We refuse to send our presence to those contacts, remove from pendings */
 471         for (i = 0; i < removed->len; i++) {
 472                 tp_contact_list_remove_handle (list, priv->pendings,
 473                         g_array_index (added, TpHandle, i));
 474         }
 475
 476         /* Those contacts want our presence, auto accept those that are already
 477          * member, otherwise add in pendings. */
 478         if (local_pending->len > 0) {
 479                 empathy_tp_contact_factory_get_from_handles (priv->factory,
 480                         local_pending->len, (TpHandle*) local_pending->data,
 481                         tp_contact_list_got_local_pending_cb, NULL, NULL,
 482                         G_OBJECT (list));
 483         }
 484 }
 485
 486 static void
 487 tp_contact_list_publish_request_channel_cb (TpConnection *connection,
 488                                             const gchar  *object_path,
 489                                             const GError *error,
 490                                             gpointer      user_data,
 491                                             GObject      *list)
 492 {
 493         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 494
 495         if (error) {
 496                 DEBUG ("Error: %s", error->message);
 497                 return;
 498         }
 499
 500         priv->publish = tp_channel_new (connection, object_path,
 501                                         TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 502                                         TP_HANDLE_TYPE_LIST,
 503                                         GPOINTER_TO_UINT (user_data),
 504                                         NULL);
 505
 506         /* TpChannel emits initial set of members just before being ready */
 507         g_signal_connect (priv->publish, "group-members-changed",
 508                           G_CALLBACK (tp_contact_list_publish_group_members_changed_cb),
 509                           list);
 510 }
 511
 512 static void
 513 tp_contact_list_publish_request_handle_cb (TpConnection *connection,
 514                                            const GArray *handles,
 515                                            const GError *error,
 516                                            gpointer      user_data,
 517                                            GObject      *list)
 518 {
 519         TpHandle handle;
 520
 521         if (error) {
 522                 DEBUG ("Error: %s", error->message);
 523                 return;
 524         }
 525
 526         handle = g_array_index (handles, TpHandle, 0);
 527         tp_cli_connection_call_request_channel (connection, -1,
 528                                                 TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 529                                                 TP_HANDLE_TYPE_LIST,
 530                                                 handle,
 531                                                 TRUE,
 532                                                 tp_contact_list_publish_request_channel_cb,
 533                                                 GUINT_TO_POINTER (handle), NULL,
 534                                                 list);
 535 }
 536
 537 static void
 538 tp_contact_list_subscribe_group_members_changed_cb (TpChannel     *channel,
 539                                                     gchar         *message,
 540                                                     GArray        *added,
 541                                                     GArray        *removed,
 542                                                     GArray        *local_pending,
 543                                                     GArray        *remote_pending,
 544                                                     guint          actor,
 545                                                     guint          reason,
 546                                                     EmpathyTpContactList *list)
 547 {
 548         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 549         guint i;
 550
 551         /* We now get the presence of those contacts, add them to members */
 552         if (added->len > 0) {
 553                 empathy_tp_contact_factory_get_from_handles (priv->factory,
 554                         added->len, (TpHandle*) added->data,
 555                         tp_contact_list_got_added_members_cb, NULL, NULL,
 556                         G_OBJECT (list));
 557         }
 558
 559         /* Those contacts refuse to send us their presence, remove from members. */
 560         for (i = 0; i < removed->len; i++) {
 561                 tp_contact_list_remove_handle (list, priv->members,
 562                         g_array_index (added, TpHandle, i));
 563         }
 564
 565         /* We want those contacts in our contact list but we don't get their
 566          * presence yet. Add to members anyway. */
 567         if (remote_pending->len > 0) {
 568                 empathy_tp_contact_factory_get_from_handles (priv->factory,
 569                         remote_pending->len, (TpHandle*) remote_pending->data,
 570                         tp_contact_list_got_added_members_cb, NULL, NULL,
 571                         G_OBJECT (list));
 572         }
 573 }
 574
 575 static void
 576 tp_contact_list_subscribe_request_channel_cb (TpConnection *connection,
 577                                               const gchar  *object_path,
 578                                               const GError *error,
 579                                               gpointer      user_data,
 580                                               GObject      *list)
 581 {
 582         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 583
 584         if (error) {
 585                 DEBUG ("Error: %s", error->message);
 586                 return;
 587         }
 588
 589         priv->subscribe = tp_channel_new (connection, object_path,
 590                                           TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 591                                           TP_HANDLE_TYPE_LIST,
 592                                           GPOINTER_TO_UINT (user_data),
 593                                           NULL);
 594
 595         /* TpChannel emits initial set of members just before being ready */
 596         g_signal_connect (priv->subscribe, "group-members-changed",
 597                           G_CALLBACK (tp_contact_list_subscribe_group_members_changed_cb),
 598                           list);
 599 }
 600
 601 static void
 602 tp_contact_list_subscribe_request_handle_cb (TpConnection *connection,
 603                                              const GArray *handles,
 604                                              const GError *error,
 605                                              gpointer      user_data,
 606                                              GObject      *list)
 607 {
 608         TpHandle handle;
 609
 610         if (error) {
 611                 DEBUG ("Error: %s", error->message);
 612                 return;
 613         }
 614
 615         handle = g_array_index (handles, TpHandle, 0);
 616         tp_cli_connection_call_request_channel (connection, -1,
 617                                                 TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 618                                                 TP_HANDLE_TYPE_LIST,
 619                                                 handle,
 620                                                 TRUE,
 621                                                 tp_contact_list_subscribe_request_channel_cb,
 622                                                 GUINT_TO_POINTER (handle), NULL,
 623                                                 list);
 624 }
 625
 626 static void
 627 tp_contact_list_new_channel_cb (TpConnection *proxy,
 628                                 const gchar  *object_path,
 629                                 const gchar  *channel_type,
 630                                 guint         handle_type,
 631                                 guint         handle,
 632                                 gboolean      suppress_handler,
 633                                 gpointer      user_data,
 634                                 GObject      *list)
 635 {
 636         if (!suppress_handler) {
 637                 tp_contact_list_group_add_channel (EMPATHY_TP_CONTACT_LIST (list),
 638                                                    object_path, channel_type,
 639                                                    handle_type, handle);
 640         }
 641 }
 642
 643 static void
 644 tp_contact_list_list_channels_cb (TpConnection    *connection,
 645                                   const GPtrArray *channels,
 646                                   const GError    *error,
 647                                   gpointer         user_data,
 648                                   GObject         *list)
 649 {
 650         guint i;
 651
 652         if (error) {
 653                 DEBUG ("Error: %s", error->message);
 654                 return;
 655         }
 656
 657         for (i = 0; i < channels->len; i++) {
 658                 GValueArray  *chan_struct;
 659                 const gchar  *object_path;
 660                 const gchar  *channel_type;
 661                 TpHandleType  handle_type;
 662                 guint         handle;
 663
 664                 chan_struct = g_ptr_array_index (channels, i);
 665                 object_path = g_value_get_boxed (g_value_array_get_nth (chan_struct, 0));
 666                 channel_type = g_value_get_string (g_value_array_get_nth (chan_struct, 1));
 667                 handle_type = g_value_get_uint (g_value_array_get_nth (chan_struct, 2));
 668                 handle = g_value_get_uint (g_value_array_get_nth (chan_struct, 3));
 669
 670                 tp_contact_list_group_add_channel (EMPATHY_TP_CONTACT_LIST (list),
 671                                                    object_path, channel_type,
 672                                                    handle_type, handle);
 673         }
 674 }
 675
 676 static void
 677 tp_contact_list_finalize (GObject *object)
 678 {
 679         EmpathyTpContactListPriv *priv;
 680         EmpathyTpContactList     *list;
 681         GHashTableIter            iter;
 682         gpointer                  channel;
 683
 684         list = EMPATHY_TP_CONTACT_LIST (object);
 685         priv = GET_PRIV (list);
 686
 687         DEBUG ("finalize: %p", object);
 688
 689         if (priv->subscribe) {
 690                 g_object_unref (priv->subscribe);
 691         }
 692         if (priv->publish) {
 693                 g_object_unref (priv->publish);
 694         }
 695
 696         if (priv->connection) {
 697                 g_object_unref (priv->connection);
 698         }
 699
 700         if (priv->factory) {
 701                 g_object_unref (priv->factory);
 702         }
 703
 704         g_hash_table_iter_init (&iter, priv->groups);
 705         while (g_hash_table_iter_next (&iter, NULL, &channel)) {
 706                 g_signal_handlers_disconnect_by_func (channel,
 707                         tp_contact_list_group_invalidated_cb, list);
 708         }
 709
 710         g_hash_table_destroy (priv->groups);
 711         g_hash_table_destroy (priv->members);
 712         g_hash_table_destroy (priv->pendings);
 713
 714         G_OBJECT_CLASS (empathy_tp_contact_list_parent_class)->finalize (object);
 715 }
 716
 717 static void
 718 tp_contact_list_constructed (GObject *list)
 719 {
 720
 721         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 722         gchar                    *protocol_name = NULL;
 723         const gchar              *names[] = {NULL, NULL};
 724
 725         priv->factory = empathy_tp_contact_factory_dup_singleton (priv->connection);
 726
 727         names[0] = "publish";
 728         tp_cli_connection_call_request_handles (priv->connection,
 729                                                 -1,
 730                                                 TP_HANDLE_TYPE_LIST,
 731                                                 names,
 732                                                 tp_contact_list_publish_request_handle_cb,
 733                                                 NULL, NULL,
 734                                                 G_OBJECT (list));
 735         names[0] = "subscribe";
 736         tp_cli_connection_call_request_handles (priv->connection,
 737                                                 -1,
 738                                                 TP_HANDLE_TYPE_LIST,
 739                                                 names,
 740                                                 tp_contact_list_subscribe_request_handle_cb,
 741                                                 NULL, NULL,
 742                                                 G_OBJECT (list));
 743
 744         tp_cli_connection_call_list_channels (priv->connection, -1,
 745                                               tp_contact_list_list_channels_cb,
 746                                               NULL, NULL,
 747                                               list);
 748
 749         tp_cli_connection_connect_to_new_channel (priv->connection,
 750                                                   tp_contact_list_new_channel_cb,
 751                                                   NULL, NULL,
 752                                                   list, NULL);
 753
 754         /* Check for protocols that does not support contact groups. We can
 755          * put all contacts into a special group in that case.
 756          * FIXME: Default group should be an information in the profile
 757          * FIXME: replace with tp_connection_parse_object_path once released */
 758         protocol_name = empathy_connection_get_protocol (priv->connection, NULL);
 759         if (!tp_strdiff (protocol_name, "local-xmpp")) {
 760                 priv->protocol_group = _("People nearby");
 761         }
 762         g_free (protocol_name);
 763 }
 764
 765 static void
 766 tp_contact_list_get_property (GObject    *object,
 767                               guint       param_id,
 768                               GValue     *value,
 769                               GParamSpec *pspec)
 770 {
 771         EmpathyTpContactListPriv *priv = GET_PRIV (object);
 772
 773         switch (param_id) {
 774         case PROP_CONNECTION:
 775                 g_value_set_object (value, priv->connection);
 776                 break;
 777         default:
 778                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 779                 break;
 780         };
 781 }
 782
 783 static void
 784 tp_contact_list_set_property (GObject      *object,
 785                               guint         param_id,
 786                               const GValue *value,
 787                               GParamSpec   *pspec)
 788 {
 789         EmpathyTpContactListPriv *priv = GET_PRIV (object);
 790
 791         switch (param_id) {
 792         case PROP_CONNECTION:
 793                 priv->connection = g_value_dup_object (value);
 794                 break;
 795         default:
 796                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 797                 break;
 798         };
 799 }
 800
 801 static void
 802 empathy_tp_contact_list_class_init (EmpathyTpContactListClass *klass)
 803 {
 804         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 805
 806         object_class->finalize = tp_contact_list_finalize;
 807         object_class->constructed = tp_contact_list_constructed;
 808         object_class->get_property = tp_contact_list_get_property;
 809         object_class->set_property = tp_contact_list_set_property;
 810
 811         g_object_class_install_property (object_class,
 812                                          PROP_CONNECTION,
 813                                          g_param_spec_object ("connection",
 814                                                               "The Connection",
 815                                                               "The connection associated with the contact list",
 816                                                               TP_TYPE_CONNECTION,
 817                                                               G_PARAM_READWRITE |
 818                                                               G_PARAM_CONSTRUCT_ONLY));
 819
 820         g_type_class_add_private (object_class, sizeof (EmpathyTpContactListPriv));
 821 }
 822
 823 static void
 824 empathy_tp_contact_list_init (EmpathyTpContactList *list)
 825 {
 826         EmpathyTpContactListPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (list,
 827                 EMPATHY_TYPE_TP_CONTACT_LIST, EmpathyTpContactListPriv);
 828
 829         list->priv = priv;
 830
 831         /* Map group's name to group's channel */
 832         priv->groups = g_hash_table_new_full (g_str_hash, g_str_equal,
 833                                               NULL,
 834                                               (GDestroyNotify) g_object_unref);
 835
 836         /* Map contact's handle to EmpathyContact object */
 837         priv->members = g_hash_table_new_full (g_direct_hash, g_direct_equal,
 838                                                NULL,
 839                                                (GDestroyNotify) g_object_unref);
 840
 841         /* Map contact's handle to EmpathyContact object */
 842         priv->pendings = g_hash_table_new_full (g_direct_hash, g_direct_equal,
 843                                                 NULL,
 844                                                 (GDestroyNotify) g_object_unref);
 845 }
 846
 847 EmpathyTpContactList *
 848 empathy_tp_contact_list_new (TpConnection *connection)
 849 {
 850         return g_object_new (EMPATHY_TYPE_TP_CONTACT_LIST,
 851                              "connection", connection,
 852                              NULL);
 853 }
 854
 855 TpConnection *
 856 empathy_tp_contact_list_get_connection (EmpathyTpContactList *list)
 857 {
 858         EmpathyTpContactListPriv *priv;
 859
 860         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_LIST (list), NULL);
 861
 862         priv = GET_PRIV (list);
 863
 864         return priv->connection;
 865 }
 866
 867 static void
 868 tp_contact_list_add (EmpathyContactList *list,
 869                      EmpathyContact     *contact,
 870                      const gchar        *message)
 871 {
 872         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 873         TpHandle handle;
 874         GArray handles = {(gchar *) &handle, 1};
 875
 876         handle = empathy_contact_get_handle (contact);
 877         if (priv->subscribe) {
 878                 tp_cli_channel_interface_group_call_add_members (priv->subscribe,
 879                         -1, &handles, message, NULL, NULL, NULL, NULL);
 880         }
 881         if (priv->publish &&
 882             g_hash_table_lookup (priv->pendings, GUINT_TO_POINTER (handle))) {
 883                 tp_cli_channel_interface_group_call_add_members (priv->publish,
 884                         -1, &handles, message, NULL, NULL, NULL, NULL);
 885         }
 886 }
 887
 888 static void
 889 tp_contact_list_remove (EmpathyContactList *list,
 890                         EmpathyContact     *contact,
 891                         const gchar        *message)
 892 {
 893         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 894         TpHandle handle;
 895         GArray handles = {(gchar *) &handle, 1};
 896
 897         handle = empathy_contact_get_handle (contact);
 898         if (priv->subscribe) {
 899                 tp_cli_channel_interface_group_call_remove_members (priv->subscribe,
 900                         -1, &handles, message, NULL, NULL, NULL, NULL);
 901         }
 902         if (priv->publish) {
 903                 tp_cli_channel_interface_group_call_remove_members (priv->publish,
 904                         -1, &handles, message, NULL, NULL, NULL, NULL);
 905         }
 906 }
 907
 908 static GList *
 909 tp_contact_list_get_members (EmpathyContactList *list)
 910 {
 911         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 912         GList *ret;
 913
 914         ret = g_hash_table_get_values (priv->members);
 915         g_list_foreach (ret, (GFunc) g_object_ref, NULL);
 916         return ret;
 917 }
 918
 919 static GList *
 920 tp_contact_list_get_pendings (EmpathyContactList *list)
 921 {
 922         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 923         GList *ret;
 924
 925         ret = g_hash_table_get_values (priv->pendings);
 926         g_list_foreach (ret, (GFunc) g_object_ref, NULL);
 927         return ret;
 928 }
 929
 930 static GList *
 931 tp_contact_list_get_all_groups (EmpathyContactList *list)
 932 {
 933         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 934         GList                    *ret, *l;
 935
 936         ret = g_hash_table_get_keys (priv->groups);
 937         for (l = ret; l; l = l->next) {
 938                 l->data = g_strdup (l->data);
 939         }
 940
 941         if (priv->protocol_group) {
 942                 ret = g_list_prepend (ret, g_strdup (priv->protocol_group));
 943         }
 944
 945         return ret;
 946 }
 947
 948 static GList *
 949 tp_contact_list_get_groups (EmpathyContactList *list,
 950                             EmpathyContact     *contact)
 951 {
 952         EmpathyTpContactListPriv  *priv = GET_PRIV (list);
 953         GList                     *ret = NULL;
 954         GHashTableIter             iter;
 955         gpointer                   group_name;
 956         gpointer                   channel;
 957         TpHandle                   handle;
 958
 959         handle = empathy_contact_get_handle (contact);
 960         g_hash_table_iter_init (&iter, priv->groups);
 961         while (g_hash_table_iter_next (&iter, &group_name, &channel)) {
 962                 const TpIntSet *members;
 963
 964                 members = tp_channel_group_get_members (channel);
 965                 if (tp_intset_is_member (members, handle)) {
 966                         ret = g_list_prepend (ret, g_strdup (group_name));
 967                 }
 968         }
 969
 970         if (priv->protocol_group) {
 971                 ret = g_list_prepend (ret, g_strdup (priv->protocol_group));
 972         }
 973
 974         return ret;
 975 }
 976
 977 static void
 978 tp_contact_list_add_to_group (EmpathyContactList *list,
 979                               EmpathyContact     *contact,
 980                               const gchar        *group_name)
 981 {
 982         TpHandle handle;
 983         GArray *handles;
 984
 985         handle = empathy_contact_get_handle (contact);
 986         handles = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
 987         g_array_append_val (handles, handle);
 988         tp_contact_list_group_add (EMPATHY_TP_CONTACT_LIST (list),
 989                                    group_name, handles);
 990 }
 991
 992 static void
 993 tp_contact_list_remove_from_group (EmpathyContactList *list,
 994                                    EmpathyContact     *contact,
 995                                    const gchar        *group_name)
 996 {
 997         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 998         TpChannel                *channel;
 999         TpHandle                  handle;
1000         GArray                    handles = {(gchar *) &handle, 1};
1001
1002         channel = g_hash_table_lookup (priv->groups, group_name);
1003         if (channel == NULL) {
1004                 return;
1005         }
1006
1007         handle = empathy_contact_get_handle (contact);
1008         DEBUG ("remove contact %s (%d) from group %s",
1009                 empathy_contact_get_id (contact), handle, group_name);
1010
1011         tp_cli_channel_interface_group_call_remove_members (channel, -1,
1012                 &handles, NULL, NULL, NULL, NULL, NULL);
1013 }
1014
1015 static void
1016 tp_contact_list_rename_group (EmpathyContactList *list,
1017                               const gchar        *old_group_name,
1018                               const gchar        *new_group_name)
1019 {
1020         EmpathyTpContactListPriv *priv = GET_PRIV (list);
1021         TpChannel                *channel;
1022         const TpIntSet           *members;
1023         GArray                   *handles;
1024
1025         channel = g_hash_table_lookup (priv->groups, old_group_name);
1026         if (channel == NULL) {
1027                 return;
1028         }
1029
1030         DEBUG ("rename group %s to %s", old_group_name, new_group_name);
1031
1032         /* Remove all members and close the old channel */
1033         members = tp_channel_group_get_members (channel);
1034         handles = tp_intset_to_array (members);
1035         tp_cli_channel_interface_group_call_remove_members (channel, -1,
1036                 handles, NULL, NULL, NULL, NULL, NULL);
1037         tp_cli_channel_call_close (channel, -1, NULL, NULL, NULL, NULL);
1038
1039         tp_contact_list_group_add (EMPATHY_TP_CONTACT_LIST (list),
1040                                    new_group_name, handles);
1041 }
1042
1043 static void
1044 tp_contact_list_remove_group (EmpathyContactList *list,
1045                               const gchar *group_name)
1046 {
1047         EmpathyTpContactListPriv *priv = GET_PRIV (list);
1048         TpChannel                *channel;
1049         const TpIntSet           *members;
1050         GArray                   *handles;
1051
1052         channel = g_hash_table_lookup (priv->groups, group_name);
1053         if (channel == NULL) {
1054                 return;
1055         }
1056
1057         DEBUG ("remove group %s", group_name);
1058
1059         /* Remove all members and close the channel */
1060         members = tp_channel_group_get_members (channel);
1061         handles = tp_intset_to_array (members);
1062         tp_cli_channel_interface_group_call_remove_members (channel, -1,
1063                 handles, NULL, NULL, NULL, NULL, NULL);
1064         tp_cli_channel_call_close (channel, -1, NULL, NULL, NULL, NULL);
1065         g_array_free (handles, TRUE);
1066 }
1067
1068 static void
1069 tp_contact_list_iface_init (EmpathyContactListIface *iface)
1070 {
1071         iface->add               = tp_contact_list_add;
1072         iface->remove            = tp_contact_list_remove;
1073         iface->get_members       = tp_contact_list_get_members;
1074         iface->get_pendings      = tp_contact_list_get_pendings;
1075         iface->get_all_groups    = tp_contact_list_get_all_groups;
1076         iface->get_groups        = tp_contact_list_get_groups;
1077         iface->add_to_group      = tp_contact_list_add_to_group;
1078         iface->remove_from_group = tp_contact_list_remove_from_group;
1079         iface->rename_group      = tp_contact_list_rename_group;
1080         iface->remove_group      = tp_contact_list_remove_group;
1081 }
1082
1083 gboolean
1084 empathy_tp_contact_list_can_add (EmpathyTpContactList *list)
1085 {
1086         EmpathyTpContactListPriv *priv;
1087         TpChannelGroupFlags       flags;
1088
1089         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_LIST (list), FALSE);
1090
1091         priv = GET_PRIV (list);
1092
1093         if (priv->subscribe == NULL)
1094                 return FALSE;
1095
1096         flags = tp_channel_group_get_flags (priv->subscribe);
1097         return (flags & TP_CHANNEL_GROUP_FLAG_CAN_ADD) != 0;
1098 }
1099
1100 void
1101 empathy_tp_contact_list_remove_all (EmpathyTpContactList *list)
1102 {
1103         EmpathyTpContactListPriv *priv = GET_PRIV (list);
1104         GHashTableIter            iter;
1105         gpointer                  contact;
1106
1107         g_return_if_fail (EMPATHY_IS_TP_CONTACT_LIST (list));
1108
1109         /* Remove all contacts */
1110         g_hash_table_iter_init (&iter, priv->members);
1111         while (g_hash_table_iter_next (&iter, NULL, &contact)) {
1112                 g_signal_emit_by_name (list, "members-changed", contact,
1113                                        NULL, 0, NULL,
1114                                        FALSE);
1115         }
1116         g_hash_table_remove_all (priv->members);
1117
1118         g_hash_table_iter_init (&iter, priv->pendings);
1119         while (g_hash_table_iter_next (&iter, NULL, &contact)) {
1120                 g_signal_emit_by_name (list, "pendings-changed", contact,
1121                                        NULL, 0, NULL,
1122                                        FALSE);
1123         }
1124         g_hash_table_remove_all (priv->pendings);
1125 }
1126