libempathy/empathy-contact-manager.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2007-2008 Collabora Ltd.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18  *
  19  * Authors: Xavier Claessens <xclaesse@gmail.com>
  20  */
  21
  22 #include <config.h>
  23
  24 #include <string.h>
  25
  26 #include <telepathy-glib/account-manager.h>
  27 #include <telepathy-glib/enums.h>
  28
  29 #include "empathy-contact-manager.h"
  30 #include "empathy-contact-monitor.h"
  31 #include "empathy-contact-list.h"
  32 #include "empathy-utils.h"
  33
  34 #define DEBUG_FLAG EMPATHY_DEBUG_CONTACT
  35 #include "empathy-debug.h"
  36
  37 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyContactManager)
  38 typedef struct {
  39         GHashTable     *lists;
  40         TpAccountManager *account_manager;
  41         EmpathyContactMonitor *contact_monitor;
  42 } EmpathyContactManagerPriv;
  43
  44 static void contact_manager_iface_init         (EmpathyContactListIface    *iface);
  45
  46 G_DEFINE_TYPE_WITH_CODE (EmpathyContactManager, empathy_contact_manager, G_TYPE_OBJECT,
  47                          G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_CONTACT_LIST,
  48                                                 contact_manager_iface_init));
  49
  50 static EmpathyContactManager *manager_singleton = NULL;
  51
  52 static void
  53 contact_manager_members_changed_cb (EmpathyTpContactList  *list,
  54                                     EmpathyContact        *contact,
  55                                     EmpathyContact        *actor,
  56                                     guint                  reason,
  57                                     gchar                 *message,
  58                                     gboolean               is_member,
  59                                     EmpathyContactManager *manager)
  60 {
  61         g_signal_emit_by_name (manager, "members-changed",
  62                                contact, actor, reason, message, is_member);
  63 }
  64
  65 static void
  66 contact_manager_pendings_changed_cb (EmpathyTpContactList  *list,
  67                                      EmpathyContact        *contact,
  68                                      EmpathyContact        *actor,
  69                                      guint                  reason,
  70                                      gchar                 *message,
  71                                      gboolean               is_pending,
  72                                      EmpathyContactManager *manager)
  73 {
  74         g_signal_emit_by_name (manager, "pendings-changed",
  75                                contact, actor, reason, message, is_pending);
  76 }
  77
  78 static void
  79 contact_manager_groups_changed_cb (EmpathyTpContactList  *list,
  80                                    EmpathyContact        *contact,
  81                                    gchar                 *group,
  82                                    gboolean               is_member,
  83                                    EmpathyContactManager *manager)
  84 {
  85         g_signal_emit_by_name (manager, "groups-changed",
  86                                contact, group, is_member);
  87 }
  88
  89 static void
  90 contact_manager_invalidated_cb (TpProxy *connection,
  91                                 guint    domain,
  92                                 gint     code,
  93                                 gchar   *message,
  94                                 EmpathyContactManager *manager)
  95 {
  96         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
  97         EmpathyTpContactList *list;
  98
  99         DEBUG ("Removing connection: %s (%s)",
 100                 tp_proxy_get_object_path (TP_PROXY (connection)),
 101                 message);
 102
 103         list = g_hash_table_lookup (priv->lists, connection);
 104         if (list) {
 105                 empathy_tp_contact_list_remove_all (list);
 106                 g_hash_table_remove (priv->lists, connection);
 107         }
 108 }
 109
 110 static void
 111 contact_manager_disconnect_foreach (gpointer key,
 112                                     gpointer value,
 113                                     gpointer user_data)
 114 {
 115         TpConnection *connection = key;
 116         EmpathyTpContactList  *list = value;
 117         EmpathyContactManager *manager = user_data;
 118
 119         /* Disconnect signals from the list */
 120         g_signal_handlers_disconnect_by_func (list,
 121                                               contact_manager_members_changed_cb,
 122                                               manager);
 123         g_signal_handlers_disconnect_by_func (list,
 124                                               contact_manager_pendings_changed_cb,
 125                                               manager);
 126         g_signal_handlers_disconnect_by_func (list,
 127                                               contact_manager_groups_changed_cb,
 128                                               manager);
 129         g_signal_handlers_disconnect_by_func (connection,
 130                                               contact_manager_invalidated_cb,
 131                                               manager);
 132 }
 133
 134 static void
 135 contact_manager_status_changed_cb (TpAccount *account,
 136                                    guint old_status,
 137                                    guint new_status,
 138                                    guint reason,
 139                                    gchar *dbus_error_name,
 140                                    GHashTable *details,
 141                                    EmpathyContactManager *self)
 142 {
 143         EmpathyContactManagerPriv *priv = GET_PRIV (self);
 144         EmpathyTpContactList      *list;
 145         TpConnection              *connection;
 146
 147         if (new_status == TP_CONNECTION_STATUS_DISCONNECTED)
 148                 /* No point to start tracking a connection which is about to die */
 149                 return;
 150
 151         connection = tp_account_get_connection (account);
 152
 153         if (connection == NULL || g_hash_table_lookup (priv->lists, connection)) {
 154                 return;
 155         }
 156
 157         DEBUG ("Adding new connection: %s",
 158                 tp_proxy_get_object_path (TP_PROXY (connection)));
 159
 160         list = empathy_tp_contact_list_new (connection);
 161         g_hash_table_insert (priv->lists, g_object_ref (connection), list);
 162         g_signal_connect (connection, "invalidated",
 163                           G_CALLBACK (contact_manager_invalidated_cb),
 164                           self);
 165
 166         /* Connect signals */
 167         g_signal_connect (list, "members-changed",
 168                           G_CALLBACK (contact_manager_members_changed_cb),
 169                           self);
 170         g_signal_connect (list, "pendings-changed",
 171                           G_CALLBACK (contact_manager_pendings_changed_cb),
 172                           self);
 173         g_signal_connect (list, "groups-changed",
 174                           G_CALLBACK (contact_manager_groups_changed_cb),
 175                           self);
 176 }
 177
 178 static void
 179 contact_manager_finalize (GObject *object)
 180 {
 181         EmpathyContactManagerPriv *priv = GET_PRIV (object);
 182
 183         g_hash_table_foreach (priv->lists,
 184                               contact_manager_disconnect_foreach,
 185                               object);
 186         g_hash_table_destroy (priv->lists);
 187
 188         g_object_unref (priv->account_manager);
 189
 190         if (priv->contact_monitor) {
 191                 g_object_unref (priv->contact_monitor);
 192         }
 193 }
 194
 195 static GObject *
 196 contact_manager_constructor (GType type,
 197                              guint n_props,
 198                              GObjectConstructParam *props)
 199 {
 200         GObject *retval;
 201
 202         if (manager_singleton) {
 203                 retval = g_object_ref (manager_singleton);
 204         } else {
 205                 retval = G_OBJECT_CLASS (empathy_contact_manager_parent_class)->constructor
 206                         (type, n_props, props);
 207
 208                 manager_singleton = EMPATHY_CONTACT_MANAGER (retval);
 209                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
 210         }
 211
 212         return retval;
 213 }
 214
 215 /**
 216  * empathy_contact_manager_initialized:
 217  *
 218  * Reports whether or not the singleton has already been created.
 219  *
 220  * There can be instances where you want to access the #EmpathyContactManager
 221  * only if it has been set up for this process.
 222  *
 223  * Returns: %TRUE if the #EmpathyContactManager singleton has previously
 224  * been initialized.
 225  */
 226 gboolean
 227 empathy_contact_manager_initialized (void)
 228 {
 229         return (manager_singleton != NULL);
 230 }
 231
 232 static void
 233 empathy_contact_manager_class_init (EmpathyContactManagerClass *klass)
 234 {
 235         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 236
 237         object_class->finalize = contact_manager_finalize;
 238         object_class->constructor = contact_manager_constructor;
 239
 240         g_type_class_add_private (object_class, sizeof (EmpathyContactManagerPriv));
 241 }
 242
 243 static void
 244 account_manager_prepared_cb (GObject *source_object,
 245                              GAsyncResult *result,
 246                              gpointer user_data)
 247 {
 248         GList *accounts, *l;
 249         EmpathyContactManager *manager = user_data;
 250         TpAccountManager *account_manager = TP_ACCOUNT_MANAGER (source_object);
 251         GError *error = NULL;
 252
 253         if (!tp_account_manager_prepare_finish (account_manager, result, &error)) {
 254                 DEBUG ("Failed to prepare account manager: %s", error->message);
 255                 g_error_free (error);
 256                 return;
 257         }
 258
 259         accounts = tp_account_manager_get_valid_accounts (account_manager);
 260
 261         for (l = accounts; l != NULL; l = l->next) {
 262                 TpAccount *account = l->data;
 263                 TpConnection *conn = tp_account_get_connection (account);
 264
 265                 if (conn != NULL) {
 266                         contact_manager_status_changed_cb (account, 0, 0, 0,
 267                                                            NULL, NULL, manager);
 268                 }
 269
 270                 empathy_signal_connect_weak (account, "status-changed",
 271                     G_CALLBACK (contact_manager_status_changed_cb),
 272                     G_OBJECT (manager));
 273         }
 274         g_list_free (accounts);
 275 }
 276
 277 static void
 278 empathy_contact_manager_init (EmpathyContactManager *manager)
 279 {
 280         EmpathyContactManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 281                 EMPATHY_TYPE_CONTACT_MANAGER, EmpathyContactManagerPriv);
 282
 283         manager->priv = priv;
 284         priv->lists = g_hash_table_new_full (empathy_proxy_hash,
 285                                              empathy_proxy_equal,
 286                                              (GDestroyNotify) g_object_unref,
 287                                              (GDestroyNotify) g_object_unref);
 288         priv->account_manager = tp_account_manager_dup ();
 289         priv->contact_monitor = NULL;
 290
 291         tp_account_manager_prepare_async (priv->account_manager, NULL,
 292             account_manager_prepared_cb, manager);
 293 }
 294
 295 EmpathyContactManager *
 296 empathy_contact_manager_dup_singleton (void)
 297 {
 298         return g_object_new (EMPATHY_TYPE_CONTACT_MANAGER, NULL);
 299 }
 300
 301 EmpathyTpContactList *
 302 empathy_contact_manager_get_list (EmpathyContactManager *manager,
 303                                   TpConnection          *connection)
 304 {
 305         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 306
 307         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 308         g_return_val_if_fail (TP_IS_CONNECTION (connection), NULL);
 309
 310         return g_hash_table_lookup (priv->lists, connection);
 311 }
 312
 313 static void
 314 contact_manager_add (EmpathyContactList *manager,
 315                      EmpathyContact     *contact,
 316                      const gchar        *message)
 317 {
 318         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 319         EmpathyContactList        *list;
 320         TpConnection              *connection;
 321
 322         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 323
 324         connection = empathy_contact_get_connection (contact);
 325         list = g_hash_table_lookup (priv->lists, connection);
 326
 327         if (list) {
 328                 empathy_contact_list_add (list, contact, message);
 329         }
 330 }
 331
 332 static void
 333 contact_manager_remove (EmpathyContactList *manager,
 334                         EmpathyContact     *contact,
 335                         const gchar        *message)
 336 {
 337         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 338         EmpathyContactList        *list;
 339         TpConnection              *connection;
 340
 341         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 342
 343         connection = empathy_contact_get_connection (contact);
 344         list = g_hash_table_lookup (priv->lists, connection);
 345
 346         if (list) {
 347                 empathy_contact_list_remove (list, contact, message);
 348         }
 349 }
 350
 351 static void
 352 contact_manager_get_members_foreach (TpConnection          *connection,
 353                                      EmpathyTpContactList  *list,
 354                                      GList                **contacts)
 355 {
 356         GList *l;
 357
 358         l = empathy_contact_list_get_members (EMPATHY_CONTACT_LIST (list));
 359         *contacts = g_list_concat (*contacts, l);
 360 }
 361
 362 static GList *
 363 contact_manager_get_members (EmpathyContactList *manager)
 364 {
 365         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 366         GList                     *contacts = NULL;
 367
 368         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 369
 370         g_hash_table_foreach (priv->lists,
 371                               (GHFunc) contact_manager_get_members_foreach,
 372                               &contacts);
 373
 374         return contacts;
 375 }
 376
 377 static EmpathyContactMonitor *
 378 contact_manager_get_monitor (EmpathyContactList *manager)
 379 {
 380         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 381
 382         if (priv->contact_monitor == NULL) {
 383                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (manager);
 384         }
 385
 386         return priv->contact_monitor;
 387 }
 388
 389 static void
 390 contact_manager_get_pendings_foreach (TpConnection          *connection,
 391                                       EmpathyTpContactList  *list,
 392                                       GList                **contacts)
 393 {
 394         GList *l;
 395
 396         l = empathy_contact_list_get_pendings (EMPATHY_CONTACT_LIST (list));
 397         *contacts = g_list_concat (*contacts, l);
 398 }
 399
 400 static GList *
 401 contact_manager_get_pendings (EmpathyContactList *manager)
 402 {
 403         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 404         GList                     *contacts = NULL;
 405
 406         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 407
 408         g_hash_table_foreach (priv->lists,
 409                               (GHFunc) contact_manager_get_pendings_foreach,
 410                               &contacts);
 411
 412         return contacts;
 413 }
 414
 415 static void
 416 contact_manager_get_all_groups_foreach (TpConnection          *connection,
 417                                         EmpathyTpContactList  *list,
 418                                         GList                **all_groups)
 419 {
 420         GList *groups, *l;
 421
 422         groups = empathy_contact_list_get_all_groups (EMPATHY_CONTACT_LIST (list));
 423         for (l = groups; l; l = l->next) {
 424                 if (!g_list_find_custom (*all_groups,
 425                                          l->data,
 426                                          (GCompareFunc) strcmp)) {
 427                         *all_groups = g_list_prepend (*all_groups, l->data);
 428                 } else {
 429                         g_free (l->data);
 430                 }
 431         }
 432
 433         g_list_free (groups);
 434 }
 435
 436 static GList *
 437 contact_manager_get_all_groups (EmpathyContactList *manager)
 438 {
 439         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 440         GList                     *groups = NULL;
 441
 442         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 443
 444         g_hash_table_foreach (priv->lists,
 445                               (GHFunc) contact_manager_get_all_groups_foreach,
 446                               &groups);
 447
 448         return groups;
 449 }
 450
 451 static GList *
 452 contact_manager_get_groups (EmpathyContactList *manager,
 453                             EmpathyContact     *contact)
 454 {
 455         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 456         EmpathyContactList        *list;
 457         TpConnection              *connection;
 458
 459         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 460
 461         connection = empathy_contact_get_connection (contact);
 462         list = g_hash_table_lookup (priv->lists, connection);
 463
 464         if (list) {
 465                 return empathy_contact_list_get_groups (list, contact);
 466         }
 467
 468         return NULL;
 469 }
 470
 471 static void
 472 contact_manager_add_to_group (EmpathyContactList *manager,
 473                               EmpathyContact     *contact,
 474                               const gchar        *group)
 475 {
 476         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 477         EmpathyContactList        *list;
 478         TpConnection              *connection;
 479
 480         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 481
 482         connection = empathy_contact_get_connection (contact);
 483         list = g_hash_table_lookup (priv->lists, connection);
 484
 485         if (list) {
 486                 empathy_contact_list_add_to_group (list, contact, group);
 487         }
 488 }
 489
 490 static void
 491 contact_manager_remove_from_group (EmpathyContactList *manager,
 492                                    EmpathyContact     *contact,
 493                                    const gchar        *group)
 494 {
 495         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 496         EmpathyContactList        *list;
 497         TpConnection              *connection;
 498
 499         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 500
 501         connection = empathy_contact_get_connection (contact);
 502         list = g_hash_table_lookup (priv->lists, connection);
 503
 504         if (list) {
 505                 empathy_contact_list_remove_from_group (list, contact, group);
 506         }
 507 }
 508
 509 typedef struct {
 510         const gchar *old_group;
 511         const gchar *new_group;
 512 } RenameGroupData;
 513
 514 static void
 515 contact_manager_rename_group_foreach (TpConnection         *connection,
 516                                       EmpathyTpContactList *list,
 517                                       RenameGroupData      *data)
 518 {
 519         empathy_contact_list_rename_group (EMPATHY_CONTACT_LIST (list),
 520                                            data->old_group,
 521                                            data->new_group);
 522 }
 523
 524 static void
 525 contact_manager_rename_group (EmpathyContactList *manager,
 526                               const gchar        *old_group,
 527                               const gchar        *new_group)
 528 {
 529         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 530         RenameGroupData            data;
 531
 532         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 533
 534         data.old_group = old_group;
 535         data.new_group = new_group;
 536         g_hash_table_foreach (priv->lists,
 537                               (GHFunc) contact_manager_rename_group_foreach,
 538                               &data);
 539 }
 540
 541 static void contact_manager_remove_group_foreach (TpConnection         *connection,
 542                                                   EmpathyTpContactList *list,
 543                                                   const gchar *group)
 544 {
 545         empathy_contact_list_remove_group (EMPATHY_CONTACT_LIST (list),
 546                                            group);
 547 }
 548
 549 static void
 550 contact_manager_remove_group (EmpathyContactList *manager,
 551                               const gchar *group)
 552 {
 553         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 554
 555         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 556
 557         g_hash_table_foreach (priv->lists,
 558                               (GHFunc) contact_manager_remove_group_foreach,
 559                               (gpointer) group);
 560 }
 561
 562 static void
 563 contact_manager_iface_init (EmpathyContactListIface *iface)
 564 {
 565         iface->add               = contact_manager_add;
 566         iface->remove            = contact_manager_remove;
 567         iface->get_members       = contact_manager_get_members;
 568         iface->get_monitor       = contact_manager_get_monitor;
 569         iface->get_pendings      = contact_manager_get_pendings;
 570         iface->get_all_groups    = contact_manager_get_all_groups;
 571         iface->get_groups        = contact_manager_get_groups;
 572         iface->add_to_group      = contact_manager_add_to_group;
 573         iface->remove_from_group = contact_manager_remove_from_group;
 574         iface->rename_group      = contact_manager_rename_group;
 575         iface->remove_group      = contact_manager_remove_group;
 576 }
 577
 578 EmpathyContactListFlags
 579 empathy_contact_manager_get_flags_for_connection (
 580                                 EmpathyContactManager *manager,
 581                                 TpConnection          *connection)
 582 {
 583         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 584         EmpathyContactList        *list;
 585         EmpathyContactListFlags    flags;
 586
 587         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), FALSE);
 588         g_return_val_if_fail (connection != NULL, FALSE);
 589
 590         list = g_hash_table_lookup (priv->lists, connection);
 591         if (list == NULL) {
 592                 return FALSE;
 593         }
 594         flags = empathy_contact_list_get_flags (list);
 595
 596         return flags;
 597 }
 598