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         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         GError *error = NULL;
 248
 249         if (!tp_account_manager_prepare_finish (account_manager, result, &error)) {
 250                 DEBUG ("Failed to prepare account manager: %s", error->message);
 251                 g_error_free (error);
 252                 return;
 253         }
 254
 255         accounts = tp_account_manager_get_valid_accounts (account_manager);
 256
 257         for (l = accounts; l != NULL; l = l->next) {
 258                 TpAccount *account = l->data;
 259                 TpConnection *conn = tp_account_get_connection (account);
 260
 261                 if (conn != NULL) {
 262                         contact_manager_status_changed_cb (account, 0, 0, 0,
 263                                                            NULL, NULL, manager);
 264                 }
 265
 266                 empathy_signal_connect_weak (account, "status-changed",
 267                     G_CALLBACK (contact_manager_status_changed_cb),
 268                     G_OBJECT (manager));
 269         }
 270         g_list_free (accounts);
 271 }
 272
 273 static void
 274 empathy_contact_manager_init (EmpathyContactManager *manager)
 275 {
 276         EmpathyContactManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 277                 EMPATHY_TYPE_CONTACT_MANAGER, EmpathyContactManagerPriv);
 278
 279         manager->priv = priv;
 280         priv->lists = g_hash_table_new_full (empathy_proxy_hash,
 281                                              empathy_proxy_equal,
 282                                              (GDestroyNotify) g_object_unref,
 283                                              (GDestroyNotify) g_object_unref);
 284         priv->account_manager = tp_account_manager_dup ();
 285         priv->contact_monitor = NULL;
 286
 287         tp_account_manager_prepare_async (priv->account_manager, NULL,
 288             account_manager_prepared_cb, manager);
 289 }
 290
 291 EmpathyContactManager *
 292 empathy_contact_manager_dup_singleton (void)
 293 {
 294         return g_object_new (EMPATHY_TYPE_CONTACT_MANAGER, NULL);
 295 }
 296
 297 EmpathyTpContactList *
 298 empathy_contact_manager_get_list (EmpathyContactManager *manager,
 299                                   TpConnection          *connection)
 300 {
 301         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 302
 303         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 304         g_return_val_if_fail (TP_IS_CONNECTION (connection), NULL);
 305
 306         return g_hash_table_lookup (priv->lists, connection);
 307 }
 308
 309 static void
 310 contact_manager_add (EmpathyContactList *manager,
 311                      EmpathyContact     *contact,
 312                      const gchar        *message)
 313 {
 314         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 315         EmpathyContactList        *list;
 316         TpConnection              *connection;
 317
 318         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 319
 320         connection = empathy_contact_get_connection (contact);
 321         list = g_hash_table_lookup (priv->lists, connection);
 322
 323         if (list) {
 324                 empathy_contact_list_add (list, contact, message);
 325         }
 326 }
 327
 328 static void
 329 contact_manager_remove (EmpathyContactList *manager,
 330                         EmpathyContact     *contact,
 331                         const gchar        *message)
 332 {
 333         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 334         EmpathyContactList        *list;
 335         TpConnection              *connection;
 336
 337         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 338
 339         connection = empathy_contact_get_connection (contact);
 340         list = g_hash_table_lookup (priv->lists, connection);
 341
 342         if (list) {
 343                 empathy_contact_list_remove (list, contact, message);
 344         }
 345 }
 346
 347 static void
 348 contact_manager_get_members_foreach (TpConnection          *connection,
 349                                      EmpathyTpContactList  *list,
 350                                      GList                **contacts)
 351 {
 352         GList *l;
 353
 354         l = empathy_contact_list_get_members (EMPATHY_CONTACT_LIST (list));
 355         *contacts = g_list_concat (*contacts, l);
 356 }
 357
 358 static GList *
 359 contact_manager_get_members (EmpathyContactList *manager)
 360 {
 361         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 362         GList                     *contacts = NULL;
 363
 364         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 365
 366         g_hash_table_foreach (priv->lists,
 367                               (GHFunc) contact_manager_get_members_foreach,
 368                               &contacts);
 369
 370         return contacts;
 371 }
 372
 373 static EmpathyContactMonitor *
 374 contact_manager_get_monitor (EmpathyContactList *manager)
 375 {
 376         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 377
 378         if (priv->contact_monitor == NULL) {
 379                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (manager);
 380         }
 381
 382         return priv->contact_monitor;
 383 }
 384
 385 static void
 386 contact_manager_get_pendings_foreach (TpConnection          *connection,
 387                                       EmpathyTpContactList  *list,
 388                                       GList                **contacts)
 389 {
 390         GList *l;
 391
 392         l = empathy_contact_list_get_pendings (EMPATHY_CONTACT_LIST (list));
 393         *contacts = g_list_concat (*contacts, l);
 394 }
 395
 396 static GList *
 397 contact_manager_get_pendings (EmpathyContactList *manager)
 398 {
 399         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 400         GList                     *contacts = NULL;
 401
 402         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 403
 404         g_hash_table_foreach (priv->lists,
 405                               (GHFunc) contact_manager_get_pendings_foreach,
 406                               &contacts);
 407
 408         return contacts;
 409 }
 410
 411 static void
 412 contact_manager_get_all_groups_foreach (TpConnection          *connection,
 413                                         EmpathyTpContactList  *list,
 414                                         GList                **all_groups)
 415 {
 416         GList *groups, *l;
 417
 418         groups = empathy_contact_list_get_all_groups (EMPATHY_CONTACT_LIST (list));
 419         for (l = groups; l; l = l->next) {
 420                 if (!g_list_find_custom (*all_groups,
 421                                          l->data,
 422                                          (GCompareFunc) strcmp)) {
 423                         *all_groups = g_list_prepend (*all_groups, l->data);
 424                 } else {
 425                         g_free (l->data);
 426                 }
 427         }
 428
 429         g_list_free (groups);
 430 }
 431
 432 static GList *
 433 contact_manager_get_all_groups (EmpathyContactList *manager)
 434 {
 435         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 436         GList                     *groups = NULL;
 437
 438         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 439
 440         g_hash_table_foreach (priv->lists,
 441                               (GHFunc) contact_manager_get_all_groups_foreach,
 442                               &groups);
 443
 444         return groups;
 445 }
 446
 447 static GList *
 448 contact_manager_get_groups (EmpathyContactList *manager,
 449                             EmpathyContact     *contact)
 450 {
 451         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 452         EmpathyContactList        *list;
 453         TpConnection              *connection;
 454
 455         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 456
 457         connection = empathy_contact_get_connection (contact);
 458         list = g_hash_table_lookup (priv->lists, connection);
 459
 460         if (list) {
 461                 return empathy_contact_list_get_groups (list, contact);
 462         }
 463
 464         return NULL;
 465 }
 466
 467 static void
 468 contact_manager_add_to_group (EmpathyContactList *manager,
 469                               EmpathyContact     *contact,
 470                               const gchar        *group)
 471 {
 472         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 473         EmpathyContactList        *list;
 474         TpConnection              *connection;
 475
 476         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 477
 478         connection = empathy_contact_get_connection (contact);
 479         list = g_hash_table_lookup (priv->lists, connection);
 480
 481         if (list) {
 482                 empathy_contact_list_add_to_group (list, contact, group);
 483         }
 484 }
 485
 486 static void
 487 contact_manager_remove_from_group (EmpathyContactList *manager,
 488                                    EmpathyContact     *contact,
 489                                    const gchar        *group)
 490 {
 491         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 492         EmpathyContactList        *list;
 493         TpConnection              *connection;
 494
 495         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 496
 497         connection = empathy_contact_get_connection (contact);
 498         list = g_hash_table_lookup (priv->lists, connection);
 499
 500         if (list) {
 501                 empathy_contact_list_remove_from_group (list, contact, group);
 502         }
 503 }
 504
 505 typedef struct {
 506         const gchar *old_group;
 507         const gchar *new_group;
 508 } RenameGroupData;
 509
 510 static void
 511 contact_manager_rename_group_foreach (TpConnection         *connection,
 512                                       EmpathyTpContactList *list,
 513                                       RenameGroupData      *data)
 514 {
 515         empathy_contact_list_rename_group (EMPATHY_CONTACT_LIST (list),
 516                                            data->old_group,
 517                                            data->new_group);
 518 }
 519
 520 static void
 521 contact_manager_rename_group (EmpathyContactList *manager,
 522                               const gchar        *old_group,
 523                               const gchar        *new_group)
 524 {
 525         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 526         RenameGroupData            data;
 527
 528         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 529
 530         data.old_group = old_group;
 531         data.new_group = new_group;
 532         g_hash_table_foreach (priv->lists,
 533                               (GHFunc) contact_manager_rename_group_foreach,
 534                               &data);
 535 }
 536
 537 static void contact_manager_remove_group_foreach (TpConnection         *connection,
 538                                                   EmpathyTpContactList *list,
 539                                                   const gchar *group)
 540 {
 541         empathy_contact_list_remove_group (EMPATHY_CONTACT_LIST (list),
 542                                            group);
 543 }
 544
 545 static void
 546 contact_manager_remove_group (EmpathyContactList *manager,
 547                               const gchar *group)
 548 {
 549         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 550
 551         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 552
 553         g_hash_table_foreach (priv->lists,
 554                               (GHFunc) contact_manager_remove_group_foreach,
 555                               (gpointer) group);
 556 }
 557
 558 static void
 559 contact_manager_iface_init (EmpathyContactListIface *iface)
 560 {
 561         iface->add               = contact_manager_add;
 562         iface->remove            = contact_manager_remove;
 563         iface->get_members       = contact_manager_get_members;
 564         iface->get_monitor       = contact_manager_get_monitor;
 565         iface->get_pendings      = contact_manager_get_pendings;
 566         iface->get_all_groups    = contact_manager_get_all_groups;
 567         iface->get_groups        = contact_manager_get_groups;
 568         iface->add_to_group      = contact_manager_add_to_group;
 569         iface->remove_from_group = contact_manager_remove_from_group;
 570         iface->rename_group      = contact_manager_rename_group;
 571         iface->remove_group      = contact_manager_remove_group;
 572 }
 573
 574 EmpathyContactListFlags
 575 empathy_contact_manager_get_flags_for_connection (
 576                                 EmpathyContactManager *manager,
 577                                 TpConnection          *connection)
 578 {
 579         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 580         EmpathyContactList        *list;
 581         EmpathyContactListFlags    flags;
 582
 583         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), FALSE);
 584         g_return_val_if_fail (connection != NULL, FALSE);
 585
 586         list = g_hash_table_lookup (priv->lists, connection);
 587         if (list == NULL) {
 588                 return FALSE;
 589         }
 590         flags = empathy_contact_list_get_flags (list);
 591
 592         return flags;
 593 }
 594