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 static void
 208 empathy_contact_manager_class_init (EmpathyContactManagerClass *klass)
 209 {
 210         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 211
 212         object_class->finalize = contact_manager_finalize;
 213         object_class->constructor = contact_manager_constructor;
 214
 215         g_type_class_add_private (object_class, sizeof (EmpathyContactManagerPriv));
 216 }
 217
 218 static void
 219 empathy_contact_manager_init (EmpathyContactManager *manager)
 220 {
 221         GList *connections, *l;
 222         EmpathyContactManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 223                 EMPATHY_TYPE_CONTACT_MANAGER, EmpathyContactManagerPriv);
 224
 225         manager->priv = priv;
 226         priv->lists = g_hash_table_new_full (empathy_proxy_hash,
 227                                              empathy_proxy_equal,
 228                                              (GDestroyNotify) g_object_unref,
 229                                              (GDestroyNotify) g_object_unref);
 230         priv->account_manager = empathy_account_manager_dup_singleton ();
 231         priv->contact_monitor = NULL;
 232
 233         g_signal_connect (priv->account_manager, "new-connection",
 234                           G_CALLBACK (contact_manager_new_connection_cb),
 235                           manager);
 236
 237         /* Get ContactList for existing connections */
 238         connections = empathy_account_manager_dup_connections (priv->account_manager);
 239         for (l = connections; l; l = l->next) {
 240                 contact_manager_new_connection_cb (priv->account_manager,
 241                                                    l->data, manager);
 242                 g_object_unref (l->data);
 243         }
 244         g_list_free (connections);
 245 }
 246
 247 EmpathyContactManager *
 248 empathy_contact_manager_dup_singleton (void)
 249 {
 250         return g_object_new (EMPATHY_TYPE_CONTACT_MANAGER, NULL);
 251 }
 252
 253 EmpathyTpContactList *
 254 empathy_contact_manager_get_list (EmpathyContactManager *manager,
 255                                   TpConnection          *connection)
 256 {
 257         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 258
 259         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 260         g_return_val_if_fail (TP_IS_CONNECTION (connection), NULL);
 261
 262         return g_hash_table_lookup (priv->lists, connection);
 263 }
 264
 265 static void
 266 contact_manager_add (EmpathyContactList *manager,
 267                      EmpathyContact     *contact,
 268                      const gchar        *message)
 269 {
 270         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 271         EmpathyContactList        *list;
 272         TpConnection              *connection;
 273
 274         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 275
 276         connection = empathy_contact_get_connection (contact);
 277         list = g_hash_table_lookup (priv->lists, connection);
 278
 279         if (list) {
 280                 empathy_contact_list_add (list, contact, message);
 281         }
 282 }
 283
 284 static void
 285 contact_manager_remove (EmpathyContactList *manager,
 286                         EmpathyContact     *contact,
 287                         const gchar        *message)
 288 {
 289         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 290         EmpathyContactList        *list;
 291         TpConnection              *connection;
 292
 293         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 294
 295         connection = empathy_contact_get_connection (contact);
 296         list = g_hash_table_lookup (priv->lists, connection);
 297
 298         if (list) {
 299                 empathy_contact_list_remove (list, contact, message);
 300         }
 301 }
 302
 303 static void
 304 contact_manager_get_members_foreach (TpConnection          *connection,
 305                                      EmpathyTpContactList  *list,
 306                                      GList                **contacts)
 307 {
 308         GList *l;
 309
 310         l = empathy_contact_list_get_members (EMPATHY_CONTACT_LIST (list));
 311         *contacts = g_list_concat (*contacts, l);
 312 }
 313
 314 static GList *
 315 contact_manager_get_members (EmpathyContactList *manager)
 316 {
 317         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 318         GList                     *contacts = NULL;
 319
 320         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 321
 322         g_hash_table_foreach (priv->lists,
 323                               (GHFunc) contact_manager_get_members_foreach,
 324                               &contacts);
 325
 326         return contacts;
 327 }
 328
 329 static EmpathyContactMonitor *
 330 contact_manager_get_monitor (EmpathyContactList *manager)
 331 {
 332         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 333
 334         if (priv->contact_monitor == NULL) {
 335                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (manager);
 336         }
 337
 338         return priv->contact_monitor;
 339 }
 340
 341 static void
 342 contact_manager_get_pendings_foreach (TpConnection          *connection,
 343                                       EmpathyTpContactList  *list,
 344                                       GList                **contacts)
 345 {
 346         GList *l;
 347
 348         l = empathy_contact_list_get_pendings (EMPATHY_CONTACT_LIST (list));
 349         *contacts = g_list_concat (*contacts, l);
 350 }
 351
 352 static GList *
 353 contact_manager_get_pendings (EmpathyContactList *manager)
 354 {
 355         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 356         GList                     *contacts = NULL;
 357
 358         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 359
 360         g_hash_table_foreach (priv->lists,
 361                               (GHFunc) contact_manager_get_pendings_foreach,
 362                               &contacts);
 363
 364         return contacts;
 365 }
 366
 367 static void
 368 contact_manager_get_all_groups_foreach (TpConnection          *connection,
 369                                         EmpathyTpContactList  *list,
 370                                         GList                **all_groups)
 371 {
 372         GList *groups, *l;
 373
 374         groups = empathy_contact_list_get_all_groups (EMPATHY_CONTACT_LIST (list));
 375         for (l = groups; l; l = l->next) {
 376                 if (!g_list_find_custom (*all_groups,
 377                                          l->data,
 378                                          (GCompareFunc) strcmp)) {
 379                         *all_groups = g_list_prepend (*all_groups, l->data);
 380                 } else {
 381                         g_free (l->data);
 382                 }
 383         }
 384
 385         g_list_free (groups);
 386 }
 387
 388 static GList *
 389 contact_manager_get_all_groups (EmpathyContactList *manager)
 390 {
 391         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 392         GList                     *groups = NULL;
 393
 394         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 395
 396         g_hash_table_foreach (priv->lists,
 397                               (GHFunc) contact_manager_get_all_groups_foreach,
 398                               &groups);
 399
 400         return groups;
 401 }
 402
 403 static GList *
 404 contact_manager_get_groups (EmpathyContactList *manager,
 405                             EmpathyContact     *contact)
 406 {
 407         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 408         EmpathyContactList        *list;
 409         TpConnection              *connection;
 410
 411         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 412
 413         connection = empathy_contact_get_connection (contact);
 414         list = g_hash_table_lookup (priv->lists, connection);
 415
 416         if (list) {
 417                 return empathy_contact_list_get_groups (list, contact);
 418         }
 419
 420         return NULL;
 421 }
 422
 423 static void
 424 contact_manager_add_to_group (EmpathyContactList *manager,
 425                               EmpathyContact     *contact,
 426                               const gchar        *group)
 427 {
 428         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 429         EmpathyContactList        *list;
 430         TpConnection              *connection;
 431
 432         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 433
 434         connection = empathy_contact_get_connection (contact);
 435         list = g_hash_table_lookup (priv->lists, connection);
 436
 437         if (list) {
 438                 empathy_contact_list_add_to_group (list, contact, group);
 439         }
 440 }
 441
 442 static void
 443 contact_manager_remove_from_group (EmpathyContactList *manager,
 444                                    EmpathyContact     *contact,
 445                                    const gchar        *group)
 446 {
 447         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 448         EmpathyContactList        *list;
 449         TpConnection              *connection;
 450
 451         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 452
 453         connection = empathy_contact_get_connection (contact);
 454         list = g_hash_table_lookup (priv->lists, connection);
 455
 456         if (list) {
 457                 empathy_contact_list_remove_from_group (list, contact, group);
 458         }
 459 }
 460
 461 typedef struct {
 462         const gchar *old_group;
 463         const gchar *new_group;
 464 } RenameGroupData;
 465
 466 static void
 467 contact_manager_rename_group_foreach (TpConnection         *connection,
 468                                       EmpathyTpContactList *list,
 469                                       RenameGroupData      *data)
 470 {
 471         empathy_contact_list_rename_group (EMPATHY_CONTACT_LIST (list),
 472                                            data->old_group,
 473                                            data->new_group);
 474 }
 475
 476 static void
 477 contact_manager_rename_group (EmpathyContactList *manager,
 478                               const gchar        *old_group,
 479                               const gchar        *new_group)
 480 {
 481         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 482         RenameGroupData            data;
 483
 484         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 485
 486         data.old_group = old_group;
 487         data.new_group = new_group;
 488         g_hash_table_foreach (priv->lists,
 489                               (GHFunc) contact_manager_rename_group_foreach,
 490                               &data);
 491 }
 492
 493 static void contact_manager_remove_group_foreach (TpConnection         *connection,
 494                                                   EmpathyTpContactList *list,
 495                                                   const gchar *group)
 496 {
 497         empathy_contact_list_remove_group (EMPATHY_CONTACT_LIST (list),
 498                                            group);
 499 }
 500
 501 static void
 502 contact_manager_remove_group (EmpathyContactList *manager,
 503                               const gchar *group)
 504 {
 505         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 506
 507         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 508
 509         g_hash_table_foreach (priv->lists,
 510                               (GHFunc) contact_manager_remove_group_foreach,
 511                               (gpointer) group);
 512 }
 513
 514 static void
 515 contact_manager_iface_init (EmpathyContactListIface *iface)
 516 {
 517         iface->add               = contact_manager_add;
 518         iface->remove            = contact_manager_remove;
 519         iface->get_members       = contact_manager_get_members;
 520         iface->get_monitor       = contact_manager_get_monitor;
 521         iface->get_pendings      = contact_manager_get_pendings;
 522         iface->get_all_groups    = contact_manager_get_all_groups;
 523         iface->get_groups        = contact_manager_get_groups;
 524         iface->add_to_group      = contact_manager_add_to_group;
 525         iface->remove_from_group = contact_manager_remove_from_group;
 526         iface->rename_group      = contact_manager_rename_group;
 527         iface->remove_group      = contact_manager_remove_group;
 528 }
 529
 530 gboolean
 531 empathy_contact_manager_can_add (EmpathyContactManager *manager,
 532                                  TpConnection          *connection)
 533 {
 534         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 535         EmpathyTpContactList      *list;
 536
 537         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), FALSE);
 538
 539         list = g_hash_table_lookup (priv->lists, connection);
 540         if (list == NULL)
 541                 return FALSE;
 542
 543         return empathy_tp_contact_list_can_add (list);
 544 }
 545