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         if (--data->ref_count == 0) {
 232                 g_array_free (data->handles, TRUE);
 233                 g_slice_free (GroupAddData, data);
 234         }
 235 }
 236
 237 static void
 238 tp_contact_list_group_add_ready_cb (TpChannel    *channel,
 239                                     const GError *error,
 240                                     gpointer      user_data)
 241 {
 242         GroupAddData *data = user_data;
 243
 244         if (error) {
 245                 tp_contact_list_group_add_data_unref (data);
 246                 return;
 247         }
 248
 249         tp_cli_channel_interface_group_call_add_members (channel, -1,
 250                 data->handles, NULL, NULL, NULL, NULL, NULL);
 251         tp_contact_list_group_add_data_unref (data);
 252 }
 253
 254 static void
 255 tp_contact_list_group_request_channel_cb (TpConnection *connection,
 256                                           const gchar  *object_path,
 257                                           const GError *error,
 258                                           gpointer      user_data,
 259                                           GObject      *list)
 260 {
 261         GroupAddData *data = user_data;
 262         TpChannel *channel;
 263
 264         if (error) {
 265                 DEBUG ("Error: %s", error->message);
 266                 return;
 267         }
 268
 269         channel = tp_contact_list_group_add_channel (EMPATHY_TP_CONTACT_LIST (list),
 270                                                      object_path,
 271                                                      TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 272                                                      TP_HANDLE_TYPE_GROUP,
 273                                                      data->channel_handle);
 274
 275         data->ref_count++;
 276         tp_channel_call_when_ready (channel,
 277                                     tp_contact_list_group_add_ready_cb,
 278                                     data);
 279 }
 280
 281 static void
 282 tp_contact_list_group_request_handles_cb (TpConnection *connection,
 283                                           const GArray *handles,
 284                                           const GError *error,
 285                                           gpointer      user_data,
 286                                           GObject      *list)
 287 {
 288         GroupAddData *data = user_data;
 289
 290         if (error) {
 291                 DEBUG ("Error: %s", error->message);
 292                 return;
 293         }
 294
 295         data->channel_handle = g_array_index (handles, TpHandle, 0);
 296         data->ref_count++;
 297         tp_cli_connection_call_request_channel (connection, -1,
 298                                                 TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 299                                                 TP_HANDLE_TYPE_GROUP,
 300                                                 data->channel_handle,
 301                                                 TRUE,
 302                                                 tp_contact_list_group_request_channel_cb,
 303                                                 data, tp_contact_list_group_add_data_unref,
 304                                                 list);
 305 }
 306
 307 static void
 308 tp_contact_list_group_add (EmpathyTpContactList *list,
 309                            const gchar          *group_name,
 310                            GArray               *handles)
 311 {
 312         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 313         TpChannel                *channel;
 314         const gchar              *names[] = {group_name, NULL};
 315         GroupAddData             *data;
 316
 317         channel = g_hash_table_lookup (priv->groups, group_name);
 318         if (channel) {
 319                 tp_cli_channel_interface_group_call_add_members (channel, -1,
 320                         handles, NULL, NULL, NULL, NULL, NULL);
 321                 g_array_free (handles, TRUE);
 322                 return;
 323         }
 324
 325         data = g_slice_new0 (GroupAddData);
 326         data->handles = handles;
 327         data->ref_count = 1;
 328         tp_cli_connection_call_request_handles (priv->connection, -1,
 329                                                 TP_HANDLE_TYPE_GROUP, names,
 330                                                 tp_contact_list_group_request_handles_cb,
 331                                                 data, tp_contact_list_group_add_data_unref,
 332                                                 G_OBJECT (list));
 333 }
 334
 335 static void
 336 tp_contact_list_got_added_members_cb (EmpathyTpContactFactory *factory,
 337                                       GList                   *contacts,
 338                                       gpointer                 user_data,
 339                                       GObject                 *list)
 340 {
 341         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 342         GList *l;
 343
 344         for (l = contacts; l; l = l->next) {
 345                 EmpathyContact *contact = l->data;
 346                 TpHandle handle;
 347
 348                 handle = empathy_contact_get_handle (contact);
 349                 if (g_hash_table_lookup (priv->members, GUINT_TO_POINTER (handle)))
 350                         continue;
 351
 352                 /* Add to the list and emit signal */
 353                 g_hash_table_insert (priv->members, GUINT_TO_POINTER (handle),
 354                                      g_object_ref (contact));
 355                 g_signal_emit_by_name (list, "members-changed", contact,
 356                                        0, 0, NULL, TRUE);
 357
 358                 /* This contact is now member, implicitly accept pending. */
 359                 if (g_hash_table_lookup (priv->pendings, GUINT_TO_POINTER (handle))) {
 360                         GArray handles = {(gchar*) &handle, 1};
 361
 362                         tp_cli_channel_interface_group_call_add_members (priv->publish,
 363                                 -1, &handles, NULL, NULL, NULL, NULL, NULL);
 364                 }
 365         }
 366 }
 367
 368 static void
 369 tp_contact_list_got_local_pending_cb (EmpathyTpContactFactory *factory,
 370                                       GList                   *contacts,
 371                                       gpointer                 info,
 372                                       GObject                 *list)
 373 {
 374         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 375         GList *l;
 376
 377         for (l = contacts; l; l = l->next) {
 378                 EmpathyContact *contact = l->data;
 379                 TpHandle handle;
 380                 const gchar *message;
 381                 TpChannelGroupChangeReason reason;
 382
 383                 handle = empathy_contact_get_handle (contact);
 384                 if (g_hash_table_lookup (priv->members, GUINT_TO_POINTER (handle))) {
 385                         GArray handles = {(gchar*) &handle, 1};
 386
 387                         /* This contact is already member, auto accept. */
 388                         tp_cli_channel_interface_group_call_add_members (priv->publish,
 389                                 -1, &handles, NULL, NULL, NULL, NULL, NULL);
 390                 }
 391                 else if (tp_channel_group_get_local_pending_info (priv->publish,
 392                                                                   handle,
 393                                                                   NULL,
 394                                                                   &reason,
 395                                                                   &message)) {
 396                         /* Add contact to pendings */
 397                         g_hash_table_insert (priv->pendings, GUINT_TO_POINTER (handle),
 398                                              g_object_ref (contact));
 399                         g_signal_emit_by_name (list, "pendings-changed", contact,
 400                                                contact, reason, message, TRUE);
 401                 }
 402         }
 403 }
 404
 405 static void
 406 tp_contact_list_remove_handle (EmpathyTpContactList *list,
 407                                GHashTable *table,
 408                                TpHandle handle)
 409 {
 410         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 411         EmpathyContact *contact;
 412         const gchar *signal;
 413
 414         if (table == priv->pendings)
 415                 signal = "pendings-changed";
 416         else if (table == priv->members)
 417                 signal = "members-changed";
 418         else
 419                 return;
 420
 421         contact = g_hash_table_lookup (table, GUINT_TO_POINTER (handle));
 422         if (contact) {
 423                 g_object_ref (contact);
 424                 g_hash_table_remove (table, GUINT_TO_POINTER (handle));
 425                 g_signal_emit_by_name (list, signal, contact, 0, 0, NULL,
 426                                        FALSE);
 427                 g_object_unref (contact);
 428         }
 429 }
 430
 431 static void
 432 tp_contact_list_publish_group_members_changed_cb (TpChannel     *channel,
 433                                                   gchar         *message,
 434                                                   GArray        *added,
 435                                                   GArray        *removed,
 436                                                   GArray        *local_pending,
 437                                                   GArray        *remote_pending,
 438                                                   TpHandle       actor,
 439                                                   TpChannelGroupChangeReason reason,
 440                                                   EmpathyTpContactList *list)
 441 {
 442         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 443         guint i;
 444
 445         /* We now send our presence to those contacts, remove them from pendings */
 446         for (i = 0; i < added->len; i++) {
 447                 tp_contact_list_remove_handle (list, priv->pendings,
 448                         g_array_index (added, TpHandle, i));
 449         }
 450
 451         /* We refuse to send our presence to those contacts, remove from pendings */
 452         for (i = 0; i < removed->len; i++) {
 453                 tp_contact_list_remove_handle (list, priv->pendings,
 454                         g_array_index (added, TpHandle, i));
 455         }
 456
 457         /* Those contacts want our presence, auto accept those that are already
 458          * member, otherwise add in pendings. */
 459         if (local_pending->len > 0) {
 460                 empathy_tp_contact_factory_get_from_handles (priv->factory,
 461                         local_pending->len, (TpHandle*) local_pending->data,
 462                         tp_contact_list_got_local_pending_cb, NULL, NULL,
 463                         G_OBJECT (list));
 464         }
 465 }
 466
 467 static void
 468 tp_contact_list_publish_request_channel_cb (TpConnection *connection,
 469                                             const gchar  *object_path,
 470                                             const GError *error,
 471                                             gpointer      user_data,
 472                                             GObject      *list)
 473 {
 474         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 475
 476         if (error) {
 477                 DEBUG ("Error: %s", error->message);
 478                 return;
 479         }
 480
 481         priv->publish = tp_channel_new (connection, object_path,
 482                                         TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 483                                         TP_HANDLE_TYPE_LIST,
 484                                         GPOINTER_TO_UINT (user_data),
 485                                         NULL);
 486
 487         /* TpChannel emits initial set of members just before being ready */
 488         g_signal_connect (priv->publish, "group-members-changed",
 489                           G_CALLBACK (tp_contact_list_publish_group_members_changed_cb),
 490                           list);
 491 }
 492
 493 static void
 494 tp_contact_list_publish_request_handle_cb (TpConnection *connection,
 495                                            const GArray *handles,
 496                                            const GError *error,
 497                                            gpointer      user_data,
 498                                            GObject      *list)
 499 {
 500         TpHandle handle;
 501
 502         if (error) {
 503                 DEBUG ("Error: %s", error->message);
 504                 return;
 505         }
 506
 507         handle = g_array_index (handles, TpHandle, 0);
 508         tp_cli_connection_call_request_channel (connection, -1,
 509                                                 TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 510                                                 TP_HANDLE_TYPE_LIST,
 511                                                 handle,
 512                                                 TRUE,
 513                                                 tp_contact_list_publish_request_channel_cb,
 514                                                 GUINT_TO_POINTER (handle), NULL,
 515                                                 list);
 516 }
 517
 518 static void
 519 tp_contact_list_subscribe_group_members_changed_cb (TpChannel     *channel,
 520                                                     gchar         *message,
 521                                                     GArray        *added,
 522                                                     GArray        *removed,
 523                                                     GArray        *local_pending,
 524                                                     GArray        *remote_pending,
 525                                                     guint          actor,
 526                                                     guint          reason,
 527                                                     EmpathyTpContactList *list)
 528 {
 529         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 530         guint i;
 531
 532         /* We now get the presence of those contacts, add them to members */
 533         if (added->len > 0) {
 534                 empathy_tp_contact_factory_get_from_handles (priv->factory,
 535                         added->len, (TpHandle*) added->data,
 536                         tp_contact_list_got_added_members_cb, NULL, NULL,
 537                         G_OBJECT (list));
 538         }
 539
 540         /* Those contacts refuse to send us their presence, remove from members. */
 541         for (i = 0; i < removed->len; i++) {
 542                 tp_contact_list_remove_handle (list, priv->members,
 543                         g_array_index (added, TpHandle, i));
 544         }
 545
 546         /* We want those contacts in our contact list but we don't get their
 547          * presence yet. Add to members anyway. */
 548         if (remote_pending->len > 0) {
 549                 empathy_tp_contact_factory_get_from_handles (priv->factory,
 550                         remote_pending->len, (TpHandle*) remote_pending->data,
 551                         tp_contact_list_got_added_members_cb, NULL, NULL,
 552                         G_OBJECT (list));
 553         }
 554 }
 555
 556 static void
 557 tp_contact_list_subscribe_request_channel_cb (TpConnection *connection,
 558                                               const gchar  *object_path,
 559                                               const GError *error,
 560                                               gpointer      user_data,
 561                                               GObject      *list)
 562 {
 563         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 564
 565         if (error) {
 566                 DEBUG ("Error: %s", error->message);
 567                 return;
 568         }
 569
 570         priv->subscribe = tp_channel_new (connection, object_path,
 571                                           TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 572                                           TP_HANDLE_TYPE_LIST,
 573                                           GPOINTER_TO_UINT (user_data),
 574                                           NULL);
 575
 576         /* TpChannel emits initial set of members just before being ready */
 577         g_signal_connect (priv->subscribe, "group-members-changed",
 578                           G_CALLBACK (tp_contact_list_subscribe_group_members_changed_cb),
 579                           list);
 580 }
 581
 582 static void
 583 tp_contact_list_subscribe_request_handle_cb (TpConnection *connection,
 584                                              const GArray *handles,
 585                                              const GError *error,
 586                                              gpointer      user_data,
 587                                              GObject      *list)
 588 {
 589         TpHandle handle;
 590
 591         if (error) {
 592                 DEBUG ("Error: %s", error->message);
 593                 return;
 594         }
 595
 596         handle = g_array_index (handles, TpHandle, 0);
 597         tp_cli_connection_call_request_channel (connection, -1,
 598                                                 TP_IFACE_CHANNEL_TYPE_CONTACT_LIST,
 599                                                 TP_HANDLE_TYPE_LIST,
 600                                                 handle,
 601                                                 TRUE,
 602                                                 tp_contact_list_subscribe_request_channel_cb,
 603                                                 GUINT_TO_POINTER (handle), NULL,
 604                                                 list);
 605 }
 606
 607 static void
 608 tp_contact_list_new_channel_cb (TpConnection *proxy,
 609                                 const gchar  *object_path,
 610                                 const gchar  *channel_type,
 611                                 guint         handle_type,
 612                                 guint         handle,
 613                                 gboolean      suppress_handler,
 614                                 gpointer      user_data,
 615                                 GObject      *list)
 616 {
 617         if (!suppress_handler) {
 618                 tp_contact_list_group_add_channel (EMPATHY_TP_CONTACT_LIST (list),
 619                                                    object_path, channel_type,
 620                                                    handle_type, handle);
 621         }
 622 }
 623
 624 static void
 625 tp_contact_list_list_channels_cb (TpConnection    *connection,
 626                                   const GPtrArray *channels,
 627                                   const GError    *error,
 628                                   gpointer         user_data,
 629                                   GObject         *list)
 630 {
 631         guint i;
 632
 633         if (error) {
 634                 DEBUG ("Error: %s", error->message);
 635                 return;
 636         }
 637
 638         for (i = 0; i < channels->len; i++) {
 639                 GValueArray  *chan_struct;
 640                 const gchar  *object_path;
 641                 const gchar  *channel_type;
 642                 TpHandleType  handle_type;
 643                 guint         handle;
 644
 645                 chan_struct = g_ptr_array_index (channels, i);
 646                 object_path = g_value_get_boxed (g_value_array_get_nth (chan_struct, 0));
 647                 channel_type = g_value_get_string (g_value_array_get_nth (chan_struct, 1));
 648                 handle_type = g_value_get_uint (g_value_array_get_nth (chan_struct, 2));
 649                 handle = g_value_get_uint (g_value_array_get_nth (chan_struct, 3));
 650
 651                 tp_contact_list_group_add_channel (EMPATHY_TP_CONTACT_LIST (list),
 652                                                    object_path, channel_type,
 653                                                    handle_type, handle);
 654         }
 655 }
 656
 657 static void
 658 tp_contact_list_finalize (GObject *object)
 659 {
 660         EmpathyTpContactListPriv *priv;
 661         EmpathyTpContactList     *list;
 662         GHashTableIter            iter;
 663         gpointer                  channel;
 664
 665         list = EMPATHY_TP_CONTACT_LIST (object);
 666         priv = GET_PRIV (list);
 667
 668         DEBUG ("finalize: %p", object);
 669
 670         if (priv->subscribe) {
 671                 g_object_unref (priv->subscribe);
 672         }
 673         if (priv->publish) {
 674                 g_object_unref (priv->publish);
 675         }
 676
 677         if (priv->connection) {
 678                 g_object_unref (priv->connection);
 679         }
 680
 681         if (priv->factory) {
 682                 g_object_unref (priv->factory);
 683         }
 684
 685         g_hash_table_iter_init (&iter, priv->groups);
 686         while (g_hash_table_iter_next (&iter, NULL, &channel)) {
 687                 g_signal_handlers_disconnect_by_func (channel,
 688                         tp_contact_list_group_invalidated_cb, list);
 689         }
 690
 691         g_hash_table_destroy (priv->groups);
 692         g_hash_table_destroy (priv->members);
 693         g_hash_table_destroy (priv->pendings);
 694
 695         G_OBJECT_CLASS (empathy_tp_contact_list_parent_class)->finalize (object);
 696 }
 697
 698 static void
 699 tp_contact_list_constructed (GObject *list)
 700 {
 701
 702         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 703         const gchar              *protocol_name = NULL;
 704         const gchar              *names[] = {NULL, NULL};
 705
 706         priv->factory = empathy_tp_contact_factory_dup_singleton (priv->connection);
 707
 708         names[0] = "publish";
 709         tp_cli_connection_call_request_handles (priv->connection,
 710                                                 -1,
 711                                                 TP_HANDLE_TYPE_LIST,
 712                                                 names,
 713                                                 tp_contact_list_publish_request_handle_cb,
 714                                                 NULL, NULL,
 715                                                 G_OBJECT (list));
 716         names[0] = "subscribe";
 717         tp_cli_connection_call_request_handles (priv->connection,
 718                                                 -1,
 719                                                 TP_HANDLE_TYPE_LIST,
 720                                                 names,
 721                                                 tp_contact_list_subscribe_request_handle_cb,
 722                                                 NULL, NULL,
 723                                                 G_OBJECT (list));
 724
 725         tp_cli_connection_call_list_channels (priv->connection, -1,
 726                                               tp_contact_list_list_channels_cb,
 727                                               NULL, NULL,
 728                                               list);
 729
 730         tp_cli_connection_connect_to_new_channel (priv->connection,
 731                                                   tp_contact_list_new_channel_cb,
 732                                                   NULL, NULL,
 733                                                   list, NULL);
 734
 735         /* Check for protocols that does not support contact groups. We can
 736          * put all contacts into a special group in that case.
 737          * FIXME: Default group should be an information in the profile */
 738         //protocol_name = tp_connection_get_protocol (priv->connection);
 739         if (!tp_strdiff (protocol_name, "local-xmpp")) {
 740                 priv->protocol_group = _("People nearby");
 741         }
 742 }
 743
 744 static void
 745 tp_contact_list_get_property (GObject    *object,
 746                               guint       param_id,
 747                               GValue     *value,
 748                               GParamSpec *pspec)
 749 {
 750         EmpathyTpContactListPriv *priv = GET_PRIV (object);
 751
 752         switch (param_id) {
 753         case PROP_CONNECTION:
 754                 g_value_set_object (value, priv->connection);
 755                 break;
 756         default:
 757                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 758                 break;
 759         };
 760 }
 761
 762 static void
 763 tp_contact_list_set_property (GObject      *object,
 764                               guint         param_id,
 765                               const GValue *value,
 766                               GParamSpec   *pspec)
 767 {
 768         EmpathyTpContactListPriv *priv = GET_PRIV (object);
 769
 770         switch (param_id) {
 771         case PROP_CONNECTION:
 772                 priv->connection = g_value_dup_object (value);
 773                 break;
 774         default:
 775                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 776                 break;
 777         };
 778 }
 779
 780 static void
 781 empathy_tp_contact_list_class_init (EmpathyTpContactListClass *klass)
 782 {
 783         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 784
 785         object_class->finalize = tp_contact_list_finalize;
 786         object_class->constructed = tp_contact_list_constructed;
 787         object_class->get_property = tp_contact_list_get_property;
 788         object_class->set_property = tp_contact_list_set_property;
 789
 790         g_object_class_install_property (object_class,
 791                                          PROP_CONNECTION,
 792                                          g_param_spec_object ("connection",
 793                                                               "The Connection",
 794                                                               "The connection associated with the contact list",
 795                                                               TP_TYPE_CONNECTION,
 796                                                               G_PARAM_READWRITE |
 797                                                               G_PARAM_CONSTRUCT_ONLY));
 798
 799         g_type_class_add_private (object_class, sizeof (EmpathyTpContactListPriv));
 800 }
 801
 802 static void
 803 empathy_tp_contact_list_init (EmpathyTpContactList *list)
 804 {
 805         EmpathyTpContactListPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (list,
 806                 EMPATHY_TYPE_TP_CONTACT_LIST, EmpathyTpContactListPriv);
 807
 808         list->priv = priv;
 809
 810         /* Map group's name to group's channel */
 811         priv->groups = g_hash_table_new_full (g_str_hash, g_str_equal,
 812                                               NULL,
 813                                               (GDestroyNotify) g_object_unref);
 814
 815         /* Map contact's handle to EmpathyContact object */
 816         priv->members = g_hash_table_new_full (g_direct_hash, g_direct_equal,
 817                                                NULL,
 818                                                (GDestroyNotify) g_object_unref);
 819
 820         /* Map contact's handle to EmpathyContact object */
 821         priv->pendings = g_hash_table_new_full (g_direct_hash, g_direct_equal,
 822                                                 NULL,
 823                                                 (GDestroyNotify) g_object_unref);
 824 }
 825
 826 EmpathyTpContactList *
 827 empathy_tp_contact_list_new (TpConnection *connection)
 828 {
 829         return g_object_new (EMPATHY_TYPE_TP_CONTACT_LIST,
 830                              "connection", connection,
 831                              NULL);
 832 }
 833
 834 TpConnection *
 835 empathy_tp_contact_list_get_connection (EmpathyTpContactList *list)
 836 {
 837         EmpathyTpContactListPriv *priv;
 838
 839         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_LIST (list), NULL);
 840
 841         priv = GET_PRIV (list);
 842
 843         return priv->connection;
 844 }
 845
 846 static void
 847 tp_contact_list_add (EmpathyContactList *list,
 848                      EmpathyContact     *contact,
 849                      const gchar        *message)
 850 {
 851         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 852         TpHandle handle;
 853         GArray handles = {(gchar *) &handle, 1};
 854
 855         handle = empathy_contact_get_handle (contact);
 856         if (priv->subscribe) {
 857                 tp_cli_channel_interface_group_call_add_members (priv->subscribe,
 858                         -1, &handles, message, NULL, NULL, NULL, NULL);
 859         }
 860 }
 861
 862 static void
 863 tp_contact_list_remove (EmpathyContactList *list,
 864                         EmpathyContact     *contact,
 865                         const gchar        *message)
 866 {
 867         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 868         TpHandle handle;
 869         GArray handles = {(gchar *) &handle, 1};
 870
 871         handle = empathy_contact_get_handle (contact);
 872         if (priv->subscribe) {
 873                 tp_cli_channel_interface_group_call_remove_members (priv->subscribe,
 874                         -1, &handles, message, NULL, NULL, NULL, NULL);
 875         }
 876         if (priv->publish) {
 877                 tp_cli_channel_interface_group_call_remove_members (priv->publish,
 878                         -1, &handles, message, NULL, NULL, NULL, NULL);
 879         }
 880 }
 881
 882 static GList *
 883 tp_contact_list_get_members (EmpathyContactList *list)
 884 {
 885         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 886         GList *ret;
 887
 888         ret = g_hash_table_get_values (priv->members);
 889         g_list_foreach (ret, (GFunc) g_object_ref, NULL);
 890         return ret;
 891 }
 892
 893 static GList *
 894 tp_contact_list_get_pendings (EmpathyContactList *list)
 895 {
 896         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 897         GList *ret;
 898
 899         ret = g_hash_table_get_values (priv->pendings);
 900         g_list_foreach (ret, (GFunc) g_object_ref, NULL);
 901         return ret;
 902 }
 903
 904 static GList *
 905 tp_contact_list_get_all_groups (EmpathyContactList *list)
 906 {
 907         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 908         GList                    *ret, *l;
 909
 910         ret = g_hash_table_get_keys (priv->groups);
 911         for (l = ret; l; l = l->next) {
 912                 l->data = g_strdup (l->data);
 913         }
 914
 915         if (priv->protocol_group) {
 916                 ret = g_list_prepend (ret, g_strdup (priv->protocol_group));
 917         }
 918
 919         return ret;
 920 }
 921
 922 static GList *
 923 tp_contact_list_get_groups (EmpathyContactList *list,
 924                             EmpathyContact     *contact)
 925 {
 926         EmpathyTpContactListPriv  *priv = GET_PRIV (list);
 927         GList                     *ret = NULL;
 928         GHashTableIter             iter;
 929         gpointer                   group_name;
 930         gpointer                   channel;
 931         TpHandle                   handle;
 932
 933         handle = empathy_contact_get_handle (contact);
 934         g_hash_table_iter_init (&iter, priv->groups);
 935         while (g_hash_table_iter_next (&iter, &group_name, &channel)) {
 936                 const TpIntSet *members;
 937
 938                 members = tp_channel_group_get_members (channel);
 939                 if (tp_intset_is_member (members, handle)) {
 940                         ret = g_list_prepend (ret, g_strdup (group_name));
 941                 }
 942         }
 943
 944         if (priv->protocol_group) {
 945                 ret = g_list_prepend (ret, g_strdup (priv->protocol_group));
 946         }
 947
 948         return ret;
 949 }
 950
 951 static void
 952 tp_contact_list_add_to_group (EmpathyContactList *list,
 953                               EmpathyContact     *contact,
 954                               const gchar        *group_name)
 955 {
 956         TpHandle handle;
 957         GArray *handles;
 958
 959         handle = empathy_contact_get_handle (contact);
 960         handles = g_array_sized_new (FALSE, FALSE, sizeof (TpHandle), 1);
 961         g_array_append_val (handles, handle);
 962         tp_contact_list_group_add (EMPATHY_TP_CONTACT_LIST (list),
 963                                    group_name, handles);
 964 }
 965
 966 static void
 967 tp_contact_list_remove_from_group (EmpathyContactList *list,
 968                                    EmpathyContact     *contact,
 969                                    const gchar        *group_name)
 970 {
 971         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 972         TpChannel                *channel;
 973         TpHandle                  handle;
 974         GArray                    handles = {(gchar *) &handle, 1};
 975
 976         channel = g_hash_table_lookup (priv->groups, group_name);
 977         if (channel == NULL) {
 978                 return;
 979         }
 980
 981         handle = empathy_contact_get_handle (contact);
 982         DEBUG ("remove contact %s (%d) from group %s",
 983                 empathy_contact_get_id (contact), handle, group_name);
 984
 985         tp_cli_channel_interface_group_call_remove_members (channel, -1,
 986                 &handles, NULL, NULL, NULL, NULL, NULL);
 987 }
 988
 989 static void
 990 tp_contact_list_rename_group (EmpathyContactList *list,
 991                               const gchar        *old_group_name,
 992                               const gchar        *new_group_name)
 993 {
 994         EmpathyTpContactListPriv *priv = GET_PRIV (list);
 995         TpChannel                *channel;
 996         const TpIntSet           *members;
 997         GArray                   *handles;
 998
 999         channel = g_hash_table_lookup (priv->groups, old_group_name);
1000         if (channel == NULL) {
1001                 return;
1002         }
1003
1004         DEBUG ("rename group %s to %s", old_group_name, new_group_name);
1005
1006         /* Remove all members and close the old channel */
1007         members = tp_channel_group_get_members (channel);
1008         handles = tp_intset_to_array (members);
1009         tp_cli_channel_interface_group_call_remove_members (channel, -1,
1010                 handles, NULL, NULL, NULL, NULL, NULL);
1011         tp_cli_channel_call_close (channel, -1, NULL, NULL, NULL, NULL);
1012
1013         tp_contact_list_group_add (EMPATHY_TP_CONTACT_LIST (list),
1014                                    new_group_name, handles);
1015 }
1016
1017 static void
1018 tp_contact_list_remove_group (EmpathyContactList *list,
1019                               const gchar *group_name)
1020 {
1021         EmpathyTpContactListPriv *priv = GET_PRIV (list);
1022         TpChannel                *channel;
1023         const TpIntSet           *members;
1024         GArray                   *handles;
1025
1026         channel = g_hash_table_lookup (priv->groups, group_name);
1027         if (channel == NULL) {
1028                 return;
1029         }
1030
1031         DEBUG ("remove group %s", group_name);
1032
1033         /* Remove all members and close the channel */
1034         members = tp_channel_group_get_members (channel);
1035         handles = tp_intset_to_array (members);
1036         tp_cli_channel_interface_group_call_remove_members (channel, -1,
1037                 handles, NULL, NULL, NULL, NULL, NULL);
1038         tp_cli_channel_call_close (channel, -1, NULL, NULL, NULL, NULL);
1039         g_array_free (handles, TRUE);
1040 }
1041
1042 static void
1043 tp_contact_list_iface_init (EmpathyContactListIface *iface)
1044 {
1045         iface->add               = tp_contact_list_add;
1046         iface->remove            = tp_contact_list_remove;
1047         iface->get_members       = tp_contact_list_get_members;
1048         iface->get_pendings      = tp_contact_list_get_pendings;
1049         iface->get_all_groups    = tp_contact_list_get_all_groups;
1050         iface->get_groups        = tp_contact_list_get_groups;
1051         iface->add_to_group      = tp_contact_list_add_to_group;
1052         iface->remove_from_group = tp_contact_list_remove_from_group;
1053         iface->rename_group      = tp_contact_list_rename_group;
1054         iface->remove_group      = tp_contact_list_remove_group;
1055 }
1056
1057 gboolean
1058 empathy_tp_contact_list_can_add (EmpathyTpContactList *list)
1059 {
1060         EmpathyTpContactListPriv *priv;
1061         TpChannelGroupFlags       flags;
1062
1063         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_LIST (list), FALSE);
1064
1065         priv = GET_PRIV (list);
1066
1067         if (priv->subscribe == NULL)
1068                 return FALSE;
1069
1070         flags = tp_channel_group_get_flags (priv->subscribe);
1071         return (flags & TP_CHANNEL_GROUP_FLAG_CAN_ADD) != 0;
1072 }
1073
1074 void
1075 empathy_tp_contact_list_remove_all (EmpathyTpContactList *list)
1076 {
1077         EmpathyTpContactListPriv *priv = GET_PRIV (list);
1078         GHashTableIter            iter;
1079         gpointer                  contact;
1080
1081         g_return_if_fail (EMPATHY_IS_TP_CONTACT_LIST (list));
1082
1083         /* Remove all contacts */
1084         g_hash_table_iter_init (&iter, priv->members);
1085         while (g_hash_table_iter_next (&iter, NULL, &contact)) {
1086                 g_signal_emit_by_name (list, "members-changed", contact,
1087                                        NULL, 0, NULL,
1088                                        FALSE);
1089         }
1090         g_hash_table_remove_all (priv->members);
1091
1092         g_hash_table_iter_init (&iter, priv->pendings);
1093         while (g_hash_table_iter_next (&iter, NULL, &contact)) {
1094                 g_signal_emit_by_name (list, "pendings-changed", contact,
1095                                        NULL, 0, NULL,
1096                                        FALSE);
1097         }
1098         g_hash_table_remove_all (priv->pendings);
1099 }
1100