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/enums.h>
  27
  28 #include "empathy-contact-manager.h"
  29 #include "empathy-account-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         EmpathyAccountManager *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_new_connection_cb (EmpathyAccountManager *account_manager,
 136                                    TpConnection *connection,
 137                                    EmpathyContactManager *self)
 138 {
 139         EmpathyContactManagerPriv *priv = GET_PRIV (self);
 140         EmpathyTpContactList      *list;
 141
 142         if (g_hash_table_lookup (priv->lists, connection)) {
 143                 return;
 144         }
 145
 146         DEBUG ("Adding new connection: %s",
 147                 tp_proxy_get_object_path (TP_PROXY (connection)));
 148
 149         list = empathy_tp_contact_list_new (connection);
 150         g_hash_table_insert (priv->lists, g_object_ref (connection), list);
 151         g_signal_connect (connection, "invalidated",
 152                           G_CALLBACK (contact_manager_invalidated_cb),
 153                           self);
 154
 155         /* Connect signals */
 156         g_signal_connect (list, "members-changed",
 157                           G_CALLBACK (contact_manager_members_changed_cb),
 158                           self);
 159         g_signal_connect (list, "pendings-changed",
 160                           G_CALLBACK (contact_manager_pendings_changed_cb),
 161                           self);
 162         g_signal_connect (list, "groups-changed",
 163                           G_CALLBACK (contact_manager_groups_changed_cb),
 164                           self);
 165 }
 166
 167 static void
 168 contact_manager_finalize (GObject *object)
 169 {
 170         EmpathyContactManagerPriv *priv = GET_PRIV (object);
 171
 172         g_hash_table_foreach (priv->lists,
 173                               contact_manager_disconnect_foreach,
 174                               object);
 175         g_hash_table_destroy (priv->lists);
 176
 177         g_signal_handlers_disconnect_by_func (priv->account_manager,
 178                                               contact_manager_new_connection_cb,
 179                                               object);
 180         g_object_unref (priv->account_manager);
 181
 182         if (priv->contact_monitor) {
 183                 g_object_unref (priv->contact_monitor);
 184         }
 185 }
 186
 187 static GObject *
 188 contact_manager_constructor (GType type,
 189                              guint n_props,
 190                              GObjectConstructParam *props)
 191 {
 192         GObject *retval;
 193
 194         if (manager_singleton) {
 195                 retval = g_object_ref (manager_singleton);
 196         } else {
 197                 retval = G_OBJECT_CLASS (empathy_contact_manager_parent_class)->constructor
 198                         (type, n_props, props);
 199
 200                 manager_singleton = EMPATHY_CONTACT_MANAGER (retval);
 201                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
 202         }
 203
 204         return retval;
 205 }
 206
 207 /**
 208  * empathy_contact_manager_initialized:
 209  *
 210  * Reports whether or not the singleton has already been created.
 211  *
 212  * There can be instances where you want to access the #EmpathyContactManager
 213  * only if it has been set up for this process.
 214  *
 215  * Returns: %TRUE if the #EmpathyContactManager singleton has previously
 216  * been initialized.
 217  */
 218 gboolean
 219 empathy_contact_manager_initialized (void)
 220 {
 221         return (manager_singleton != NULL);
 222 }
 223
 224 static void
 225 empathy_contact_manager_class_init (EmpathyContactManagerClass *klass)
 226 {
 227         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 228
 229         object_class->finalize = contact_manager_finalize;
 230         object_class->constructor = contact_manager_constructor;
 231
 232         g_type_class_add_private (object_class, sizeof (EmpathyContactManagerPriv));
 233 }
 234
 235 static void
 236 empathy_contact_manager_init (EmpathyContactManager *manager)
 237 {
 238         GList *connections, *l;
 239         EmpathyContactManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 240                 EMPATHY_TYPE_CONTACT_MANAGER, EmpathyContactManagerPriv);
 241
 242         manager->priv = priv;
 243         priv->lists = g_hash_table_new_full (empathy_proxy_hash,
 244                                              empathy_proxy_equal,
 245                                              (GDestroyNotify) g_object_unref,
 246                                              (GDestroyNotify) g_object_unref);
 247         priv->account_manager = empathy_account_manager_dup_singleton ();
 248         priv->contact_monitor = NULL;
 249
 250         g_signal_connect (priv->account_manager, "new-connection",
 251                           G_CALLBACK (contact_manager_new_connection_cb),
 252                           manager);
 253
 254         /* Get ContactList for existing connections */
 255         connections = empathy_account_manager_dup_connections (priv->account_manager);
 256         for (l = connections; l; l = l->next) {
 257                 contact_manager_new_connection_cb (priv->account_manager,
 258                                                    l->data, manager);
 259                 g_object_unref (l->data);
 260         }
 261         g_list_free (connections);
 262 }
 263
 264 EmpathyContactManager *
 265 empathy_contact_manager_dup_singleton (void)
 266 {
 267         return g_object_new (EMPATHY_TYPE_CONTACT_MANAGER, NULL);
 268 }
 269
 270 EmpathyTpContactList *
 271 empathy_contact_manager_get_list (EmpathyContactManager *manager,
 272                                   TpConnection          *connection)
 273 {
 274         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 275
 276         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 277         g_return_val_if_fail (TP_IS_CONNECTION (connection), NULL);
 278
 279         return g_hash_table_lookup (priv->lists, connection);
 280 }
 281
 282 static void
 283 contact_manager_add (EmpathyContactList *manager,
 284                      EmpathyContact     *contact,
 285                      const gchar        *message)
 286 {
 287         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 288         EmpathyContactList        *list;
 289         TpConnection              *connection;
 290
 291         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 292
 293         connection = empathy_contact_get_connection (contact);
 294         list = g_hash_table_lookup (priv->lists, connection);
 295
 296         if (list) {
 297                 empathy_contact_list_add (list, contact, message);
 298         }
 299 }
 300
 301 static void
 302 contact_manager_remove (EmpathyContactList *manager,
 303                         EmpathyContact     *contact,
 304                         const gchar        *message)
 305 {
 306         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 307         EmpathyContactList        *list;
 308         TpConnection              *connection;
 309
 310         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 311
 312         connection = empathy_contact_get_connection (contact);
 313         list = g_hash_table_lookup (priv->lists, connection);
 314
 315         if (list) {
 316                 empathy_contact_list_remove (list, contact, message);
 317         }
 318 }
 319
 320 static void
 321 contact_manager_get_members_foreach (TpConnection          *connection,
 322                                      EmpathyTpContactList  *list,
 323                                      GList                **contacts)
 324 {
 325         GList *l;
 326
 327         l = empathy_contact_list_get_members (EMPATHY_CONTACT_LIST (list));
 328         *contacts = g_list_concat (*contacts, l);
 329 }
 330
 331 static GList *
 332 contact_manager_get_members (EmpathyContactList *manager)
 333 {
 334         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 335         GList                     *contacts = NULL;
 336
 337         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 338
 339         g_hash_table_foreach (priv->lists,
 340                               (GHFunc) contact_manager_get_members_foreach,
 341                               &contacts);
 342
 343         return contacts;
 344 }
 345
 346 static EmpathyContactMonitor *
 347 contact_manager_get_monitor (EmpathyContactList *manager)
 348 {
 349         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 350
 351         if (priv->contact_monitor == NULL) {
 352                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (manager);
 353         }
 354
 355         return priv->contact_monitor;
 356 }
 357
 358 static void
 359 contact_manager_get_pendings_foreach (TpConnection          *connection,
 360                                       EmpathyTpContactList  *list,
 361                                       GList                **contacts)
 362 {
 363         GList *l;
 364
 365         l = empathy_contact_list_get_pendings (EMPATHY_CONTACT_LIST (list));
 366         *contacts = g_list_concat (*contacts, l);
 367 }
 368
 369 static GList *
 370 contact_manager_get_pendings (EmpathyContactList *manager)
 371 {
 372         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 373         GList                     *contacts = NULL;
 374
 375         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 376
 377         g_hash_table_foreach (priv->lists,
 378                               (GHFunc) contact_manager_get_pendings_foreach,
 379                               &contacts);
 380
 381         return contacts;
 382 }
 383
 384 static void
 385 contact_manager_get_all_groups_foreach (TpConnection          *connection,
 386                                         EmpathyTpContactList  *list,
 387                                         GList                **all_groups)
 388 {
 389         GList *groups, *l;
 390
 391         groups = empathy_contact_list_get_all_groups (EMPATHY_CONTACT_LIST (list));
 392         for (l = groups; l; l = l->next) {
 393                 if (!g_list_find_custom (*all_groups,
 394                                          l->data,
 395                                          (GCompareFunc) strcmp)) {
 396                         *all_groups = g_list_prepend (*all_groups, l->data);
 397                 } else {
 398                         g_free (l->data);
 399                 }
 400         }
 401
 402         g_list_free (groups);
 403 }
 404
 405 static GList *
 406 contact_manager_get_all_groups (EmpathyContactList *manager)
 407 {
 408         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 409         GList                     *groups = NULL;
 410
 411         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 412
 413         g_hash_table_foreach (priv->lists,
 414                               (GHFunc) contact_manager_get_all_groups_foreach,
 415                               &groups);
 416
 417         return groups;
 418 }
 419
 420 static GList *
 421 contact_manager_get_groups (EmpathyContactList *manager,
 422                             EmpathyContact     *contact)
 423 {
 424         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 425         EmpathyContactList        *list;
 426         TpConnection              *connection;
 427
 428         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 429
 430         connection = empathy_contact_get_connection (contact);
 431         list = g_hash_table_lookup (priv->lists, connection);
 432
 433         if (list) {
 434                 return empathy_contact_list_get_groups (list, contact);
 435         }
 436
 437         return NULL;
 438 }
 439
 440 static void
 441 contact_manager_add_to_group (EmpathyContactList *manager,
 442                               EmpathyContact     *contact,
 443                               const gchar        *group)
 444 {
 445         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 446         EmpathyContactList        *list;
 447         TpConnection              *connection;
 448
 449         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 450
 451         connection = empathy_contact_get_connection (contact);
 452         list = g_hash_table_lookup (priv->lists, connection);
 453
 454         if (list) {
 455                 empathy_contact_list_add_to_group (list, contact, group);
 456         }
 457 }
 458
 459 static void
 460 contact_manager_remove_from_group (EmpathyContactList *manager,
 461                                    EmpathyContact     *contact,
 462                                    const gchar        *group)
 463 {
 464         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 465         EmpathyContactList        *list;
 466         TpConnection              *connection;
 467
 468         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 469
 470         connection = empathy_contact_get_connection (contact);
 471         list = g_hash_table_lookup (priv->lists, connection);
 472
 473         if (list) {
 474                 empathy_contact_list_remove_from_group (list, contact, group);
 475         }
 476 }
 477
 478 typedef struct {
 479         const gchar *old_group;
 480         const gchar *new_group;
 481 } RenameGroupData;
 482
 483 static void
 484 contact_manager_rename_group_foreach (TpConnection         *connection,
 485                                       EmpathyTpContactList *list,
 486                                       RenameGroupData      *data)
 487 {
 488         empathy_contact_list_rename_group (EMPATHY_CONTACT_LIST (list),
 489                                            data->old_group,
 490                                            data->new_group);
 491 }
 492
 493 static void
 494 contact_manager_rename_group (EmpathyContactList *manager,
 495                               const gchar        *old_group,
 496                               const gchar        *new_group)
 497 {
 498         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 499         RenameGroupData            data;
 500
 501         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 502
 503         data.old_group = old_group;
 504         data.new_group = new_group;
 505         g_hash_table_foreach (priv->lists,
 506                               (GHFunc) contact_manager_rename_group_foreach,
 507                               &data);
 508 }
 509
 510 static void contact_manager_remove_group_foreach (TpConnection         *connection,
 511                                                   EmpathyTpContactList *list,
 512                                                   const gchar *group)
 513 {
 514         empathy_contact_list_remove_group (EMPATHY_CONTACT_LIST (list),
 515                                            group);
 516 }
 517
 518 static void
 519 contact_manager_remove_group (EmpathyContactList *manager,
 520                               const gchar *group)
 521 {
 522         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 523
 524         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 525
 526         g_hash_table_foreach (priv->lists,
 527                               (GHFunc) contact_manager_remove_group_foreach,
 528                               (gpointer) group);
 529 }
 530
 531 static void
 532 contact_manager_iface_init (EmpathyContactListIface *iface)
 533 {
 534         iface->add               = contact_manager_add;
 535         iface->remove            = contact_manager_remove;
 536         iface->get_members       = contact_manager_get_members;
 537         iface->get_monitor       = contact_manager_get_monitor;
 538         iface->get_pendings      = contact_manager_get_pendings;
 539         iface->get_all_groups    = contact_manager_get_all_groups;
 540         iface->get_groups        = contact_manager_get_groups;
 541         iface->add_to_group      = contact_manager_add_to_group;
 542         iface->remove_from_group = contact_manager_remove_from_group;
 543         iface->rename_group      = contact_manager_rename_group;
 544         iface->remove_group      = contact_manager_remove_group;
 545 }
 546
 547 EmpathyContactListFlags
 548 empathy_contact_manager_get_flags_for_connection (
 549                                 EmpathyContactManager *manager,
 550                                 TpConnection          *connection)
 551 {
 552         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 553         EmpathyContactList        *list;
 554         EmpathyContactListFlags    flags;
 555
 556         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), FALSE);
 557         g_return_val_if_fail (connection != NULL, FALSE);
 558
 559         list = g_hash_table_lookup (priv->lists, connection);
 560         if (list == NULL) {
 561                 return FALSE;
 562         }
 563         flags = empathy_contact_list_get_flags (list);
 564
 565         return flags;
 566 }
 567