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_new_connection_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         connection = tp_account_get_connection (account);
 148
 149         if (connection == NULL || g_hash_table_lookup (priv->lists, connection)) {
 150                 return;
 151         }
 152
 153         DEBUG ("Adding new connection: %s",
 154                 tp_proxy_get_object_path (TP_PROXY (connection)));
 155
 156         list = empathy_tp_contact_list_new (connection);
 157         g_hash_table_insert (priv->lists, g_object_ref (connection), list);
 158         g_signal_connect (connection, "invalidated",
 159                           G_CALLBACK (contact_manager_invalidated_cb),
 160                           self);
 161
 162         /* Connect signals */
 163         g_signal_connect (list, "members-changed",
 164                           G_CALLBACK (contact_manager_members_changed_cb),
 165                           self);
 166         g_signal_connect (list, "pendings-changed",
 167                           G_CALLBACK (contact_manager_pendings_changed_cb),
 168                           self);
 169         g_signal_connect (list, "groups-changed",
 170                           G_CALLBACK (contact_manager_groups_changed_cb),
 171                           self);
 172 }
 173
 174 static void
 175 contact_manager_finalize (GObject *object)
 176 {
 177         EmpathyContactManagerPriv *priv = GET_PRIV (object);
 178
 179         g_hash_table_foreach (priv->lists,
 180                               contact_manager_disconnect_foreach,
 181                               object);
 182         g_hash_table_destroy (priv->lists);
 183
 184         g_object_unref (priv->account_manager);
 185
 186         if (priv->contact_monitor) {
 187                 g_object_unref (priv->contact_monitor);
 188         }
 189 }
 190
 191 static GObject *
 192 contact_manager_constructor (GType type,
 193                              guint n_props,
 194                              GObjectConstructParam *props)
 195 {
 196         GObject *retval;
 197
 198         if (manager_singleton) {
 199                 retval = g_object_ref (manager_singleton);
 200         } else {
 201                 retval = G_OBJECT_CLASS (empathy_contact_manager_parent_class)->constructor
 202                         (type, n_props, props);
 203
 204                 manager_singleton = EMPATHY_CONTACT_MANAGER (retval);
 205                 g_object_add_weak_pointer (retval, (gpointer) &manager_singleton);
 206         }
 207
 208         return retval;
 209 }
 210
 211 /**
 212  * empathy_contact_manager_initialized:
 213  *
 214  * Reports whether or not the singleton has already been created.
 215  *
 216  * There can be instances where you want to access the #EmpathyContactManager
 217  * only if it has been set up for this process.
 218  *
 219  * Returns: %TRUE if the #EmpathyContactManager singleton has previously
 220  * been initialized.
 221  */
 222 gboolean
 223 empathy_contact_manager_initialized (void)
 224 {
 225         return (manager_singleton != NULL);
 226 }
 227
 228 static void
 229 empathy_contact_manager_class_init (EmpathyContactManagerClass *klass)
 230 {
 231         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 232
 233         object_class->finalize = contact_manager_finalize;
 234         object_class->constructor = contact_manager_constructor;
 235
 236         g_type_class_add_private (object_class, sizeof (EmpathyContactManagerPriv));
 237 }
 238
 239 static void
 240 account_manager_prepared_cb (GObject *source_object,
 241                              GAsyncResult *result,
 242                              gpointer user_data)
 243 {
 244         GList *accounts, *l;
 245         EmpathyContactManager *manager = user_data;
 246         TpAccountManager *account_manager = TP_ACCOUNT_MANAGER (source_object);
 247
 248         if (!tp_account_manager_prepare_finish (account_manager, result, NULL)) {
 249                 return;
 250         }
 251
 252         accounts = tp_account_manager_get_valid_accounts (account_manager);
 253
 254         for (l = accounts; l != NULL; l = l->next) {
 255                 TpAccount *account = l->data;
 256                 TpConnection *conn = tp_account_get_connection (account);
 257
 258                 if (conn != NULL) {
 259                         contact_manager_new_connection_cb (account, 0, 0, 0,
 260                                                            NULL, NULL, manager);
 261                 }
 262
 263                 empathy_signal_connect_weak (account, "status-changed",
 264                     G_CALLBACK (contact_manager_new_connection_cb),
 265                     G_OBJECT (manager));
 266         }
 267         g_list_free (accounts);
 268 }
 269
 270 static void
 271 empathy_contact_manager_init (EmpathyContactManager *manager)
 272 {
 273         EmpathyContactManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 274                 EMPATHY_TYPE_CONTACT_MANAGER, EmpathyContactManagerPriv);
 275
 276         manager->priv = priv;
 277         priv->lists = g_hash_table_new_full (empathy_proxy_hash,
 278                                              empathy_proxy_equal,
 279                                              (GDestroyNotify) g_object_unref,
 280                                              (GDestroyNotify) g_object_unref);
 281         priv->account_manager = tp_account_manager_dup ();
 282         priv->contact_monitor = NULL;
 283
 284         tp_account_manager_prepare_async (priv->account_manager, NULL,
 285             account_manager_prepared_cb, manager);
 286 }
 287
 288 EmpathyContactManager *
 289 empathy_contact_manager_dup_singleton (void)
 290 {
 291         return g_object_new (EMPATHY_TYPE_CONTACT_MANAGER, NULL);
 292 }
 293
 294 EmpathyTpContactList *
 295 empathy_contact_manager_get_list (EmpathyContactManager *manager,
 296                                   TpConnection          *connection)
 297 {
 298         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 299
 300         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 301         g_return_val_if_fail (TP_IS_CONNECTION (connection), NULL);
 302
 303         return g_hash_table_lookup (priv->lists, connection);
 304 }
 305
 306 static void
 307 contact_manager_add (EmpathyContactList *manager,
 308                      EmpathyContact     *contact,
 309                      const gchar        *message)
 310 {
 311         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 312         EmpathyContactList        *list;
 313         TpConnection              *connection;
 314
 315         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 316
 317         connection = empathy_contact_get_connection (contact);
 318         list = g_hash_table_lookup (priv->lists, connection);
 319
 320         if (list) {
 321                 empathy_contact_list_add (list, contact, message);
 322         }
 323 }
 324
 325 static void
 326 contact_manager_remove (EmpathyContactList *manager,
 327                         EmpathyContact     *contact,
 328                         const gchar        *message)
 329 {
 330         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 331         EmpathyContactList        *list;
 332         TpConnection              *connection;
 333
 334         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 335
 336         connection = empathy_contact_get_connection (contact);
 337         list = g_hash_table_lookup (priv->lists, connection);
 338
 339         if (list) {
 340                 empathy_contact_list_remove (list, contact, message);
 341         }
 342 }
 343
 344 static void
 345 contact_manager_get_members_foreach (TpConnection          *connection,
 346                                      EmpathyTpContactList  *list,
 347                                      GList                **contacts)
 348 {
 349         GList *l;
 350
 351         l = empathy_contact_list_get_members (EMPATHY_CONTACT_LIST (list));
 352         *contacts = g_list_concat (*contacts, l);
 353 }
 354
 355 static GList *
 356 contact_manager_get_members (EmpathyContactList *manager)
 357 {
 358         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 359         GList                     *contacts = NULL;
 360
 361         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 362
 363         g_hash_table_foreach (priv->lists,
 364                               (GHFunc) contact_manager_get_members_foreach,
 365                               &contacts);
 366
 367         return contacts;
 368 }
 369
 370 static EmpathyContactMonitor *
 371 contact_manager_get_monitor (EmpathyContactList *manager)
 372 {
 373         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 374
 375         if (priv->contact_monitor == NULL) {
 376                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (manager);
 377         }
 378
 379         return priv->contact_monitor;
 380 }
 381
 382 static void
 383 contact_manager_get_pendings_foreach (TpConnection          *connection,
 384                                       EmpathyTpContactList  *list,
 385                                       GList                **contacts)
 386 {
 387         GList *l;
 388
 389         l = empathy_contact_list_get_pendings (EMPATHY_CONTACT_LIST (list));
 390         *contacts = g_list_concat (*contacts, l);
 391 }
 392
 393 static GList *
 394 contact_manager_get_pendings (EmpathyContactList *manager)
 395 {
 396         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 397         GList                     *contacts = NULL;
 398
 399         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 400
 401         g_hash_table_foreach (priv->lists,
 402                               (GHFunc) contact_manager_get_pendings_foreach,
 403                               &contacts);
 404
 405         return contacts;
 406 }
 407
 408 static void
 409 contact_manager_get_all_groups_foreach (TpConnection          *connection,
 410                                         EmpathyTpContactList  *list,
 411                                         GList                **all_groups)
 412 {
 413         GList *groups, *l;
 414
 415         groups = empathy_contact_list_get_all_groups (EMPATHY_CONTACT_LIST (list));
 416         for (l = groups; l; l = l->next) {
 417                 if (!g_list_find_custom (*all_groups,
 418                                          l->data,
 419                                          (GCompareFunc) strcmp)) {
 420                         *all_groups = g_list_prepend (*all_groups, l->data);
 421                 } else {
 422                         g_free (l->data);
 423                 }
 424         }
 425
 426         g_list_free (groups);
 427 }
 428
 429 static GList *
 430 contact_manager_get_all_groups (EmpathyContactList *manager)
 431 {
 432         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 433         GList                     *groups = NULL;
 434
 435         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 436
 437         g_hash_table_foreach (priv->lists,
 438                               (GHFunc) contact_manager_get_all_groups_foreach,
 439                               &groups);
 440
 441         return groups;
 442 }
 443
 444 static GList *
 445 contact_manager_get_groups (EmpathyContactList *manager,
 446                             EmpathyContact     *contact)
 447 {
 448         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 449         EmpathyContactList        *list;
 450         TpConnection              *connection;
 451
 452         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 453
 454         connection = empathy_contact_get_connection (contact);
 455         list = g_hash_table_lookup (priv->lists, connection);
 456
 457         if (list) {
 458                 return empathy_contact_list_get_groups (list, contact);
 459         }
 460
 461         return NULL;
 462 }
 463
 464 static void
 465 contact_manager_add_to_group (EmpathyContactList *manager,
 466                               EmpathyContact     *contact,
 467                               const gchar        *group)
 468 {
 469         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 470         EmpathyContactList        *list;
 471         TpConnection              *connection;
 472
 473         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 474
 475         connection = empathy_contact_get_connection (contact);
 476         list = g_hash_table_lookup (priv->lists, connection);
 477
 478         if (list) {
 479                 empathy_contact_list_add_to_group (list, contact, group);
 480         }
 481 }
 482
 483 static void
 484 contact_manager_remove_from_group (EmpathyContactList *manager,
 485                                    EmpathyContact     *contact,
 486                                    const gchar        *group)
 487 {
 488         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 489         EmpathyContactList        *list;
 490         TpConnection              *connection;
 491
 492         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 493
 494         connection = empathy_contact_get_connection (contact);
 495         list = g_hash_table_lookup (priv->lists, connection);
 496
 497         if (list) {
 498                 empathy_contact_list_remove_from_group (list, contact, group);
 499         }
 500 }
 501
 502 typedef struct {
 503         const gchar *old_group;
 504         const gchar *new_group;
 505 } RenameGroupData;
 506
 507 static void
 508 contact_manager_rename_group_foreach (TpConnection         *connection,
 509                                       EmpathyTpContactList *list,
 510                                       RenameGroupData      *data)
 511 {
 512         empathy_contact_list_rename_group (EMPATHY_CONTACT_LIST (list),
 513                                            data->old_group,
 514                                            data->new_group);
 515 }
 516
 517 static void
 518 contact_manager_rename_group (EmpathyContactList *manager,
 519                               const gchar        *old_group,
 520                               const gchar        *new_group)
 521 {
 522         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 523         RenameGroupData            data;
 524
 525         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 526
 527         data.old_group = old_group;
 528         data.new_group = new_group;
 529         g_hash_table_foreach (priv->lists,
 530                               (GHFunc) contact_manager_rename_group_foreach,
 531                               &data);
 532 }
 533
 534 static void contact_manager_remove_group_foreach (TpConnection         *connection,
 535                                                   EmpathyTpContactList *list,
 536                                                   const gchar *group)
 537 {
 538         empathy_contact_list_remove_group (EMPATHY_CONTACT_LIST (list),
 539                                            group);
 540 }
 541
 542 static void
 543 contact_manager_remove_group (EmpathyContactList *manager,
 544                               const gchar *group)
 545 {
 546         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 547
 548         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 549
 550         g_hash_table_foreach (priv->lists,
 551                               (GHFunc) contact_manager_remove_group_foreach,
 552                               (gpointer) group);
 553 }
 554
 555 static void
 556 contact_manager_iface_init (EmpathyContactListIface *iface)
 557 {
 558         iface->add               = contact_manager_add;
 559         iface->remove            = contact_manager_remove;
 560         iface->get_members       = contact_manager_get_members;
 561         iface->get_monitor       = contact_manager_get_monitor;
 562         iface->get_pendings      = contact_manager_get_pendings;
 563         iface->get_all_groups    = contact_manager_get_all_groups;
 564         iface->get_groups        = contact_manager_get_groups;
 565         iface->add_to_group      = contact_manager_add_to_group;
 566         iface->remove_from_group = contact_manager_remove_from_group;
 567         iface->rename_group      = contact_manager_rename_group;
 568         iface->remove_group      = contact_manager_remove_group;
 569 }
 570
 571 EmpathyContactListFlags
 572 empathy_contact_manager_get_flags_for_connection (
 573                                 EmpathyContactManager *manager,
 574                                 TpConnection          *connection)
 575 {
 576         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 577         EmpathyContactList        *list;
 578         EmpathyContactListFlags    flags;
 579
 580         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), FALSE);
 581         g_return_val_if_fail (connection != NULL, FALSE);
 582
 583         list = g_hash_table_lookup (priv->lists, connection);
 584         if (list == NULL) {
 585                 return FALSE;
 586         }
 587         flags = empathy_contact_list_get_flags (list);
 588
 589         return flags;
 590 }
 591