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 contact_manager_destroy_cb (EmpathyTpContactList  *list,
  90                                         EmpathyContactManager *manager);
  91
  92 static void
  93 contact_manager_disconnect_foreach (gpointer key,
  94                                     gpointer value,
  95                                     gpointer user_data)
  96 {
  97         EmpathyTpContactList  *list = value;
  98         EmpathyContactManager *manager = user_data;
  99
 100         /* Disconnect signals from the list */
 101         g_signal_handlers_disconnect_by_func (list,
 102                                               contact_manager_members_changed_cb,
 103                                               manager);
 104         g_signal_handlers_disconnect_by_func (list,
 105                                               contact_manager_pendings_changed_cb,
 106                                               manager);
 107         g_signal_handlers_disconnect_by_func (list,
 108                                               contact_manager_groups_changed_cb,
 109                                               manager);
 110         g_signal_handlers_disconnect_by_func (list,
 111                                               contact_manager_destroy_cb,
 112                                               manager);
 113 }
 114
 115 static void
 116 contact_manager_destroy_cb (EmpathyTpContactList  *list,
 117                             EmpathyContactManager *manager)
 118 {
 119         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 120         McAccount                 *account;
 121
 122         account = empathy_tp_contact_list_get_account (list);
 123
 124         DEBUG ("Removing account: %s", mc_account_get_display_name (account));
 125
 126         contact_manager_disconnect_foreach (account, list, manager);
 127         g_hash_table_remove (priv->lists, account);
 128 }
 129
 130 static void
 131 contact_manager_add_account (EmpathyContactManager *manager,
 132                              McAccount             *account)
 133 {
 134         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 135         EmpathyTpContactList      *list;
 136
 137         if (g_hash_table_lookup (priv->lists, account)) {
 138                 return;
 139         }
 140
 141         DEBUG ("Adding new account: %s", mc_account_get_display_name (account));
 142
 143         list = empathy_tp_contact_list_new (account);
 144         if (!list) {
 145                 return;
 146         }
 147
 148         g_hash_table_insert (priv->lists, g_object_ref (account), list);
 149
 150         /* Connect signals */
 151         g_signal_connect (list, "members-changed",
 152                           G_CALLBACK (contact_manager_members_changed_cb),
 153                           manager);
 154         g_signal_connect (list, "pendings-changed",
 155                           G_CALLBACK (contact_manager_pendings_changed_cb),
 156                           manager);
 157         g_signal_connect (list, "groups-changed",
 158                           G_CALLBACK (contact_manager_groups_changed_cb),
 159                           manager);
 160         g_signal_connect (list, "destroy",
 161                           G_CALLBACK (contact_manager_destroy_cb),
 162                           manager);
 163 }
 164
 165 static void
 166 contact_manager_connection_changed_cb (EmpathyAccountManager *account_manager,
 167                                        McAccount *account,
 168                                        TpConnectionStatusReason  reason,
 169                                        TpConnectionStatus current,
 170                                        TpConnectionStatus previous,
 171                                        EmpathyContactManager *manager)
 172 {
 173         if (current != TP_CONNECTION_STATUS_CONNECTED) {
 174                 /* We only care about newly connected accounts */
 175                 return;
 176         }
 177
 178         contact_manager_add_account (manager, account);
 179 }
 180
 181 static void
 182 contact_manager_finalize (GObject *object)
 183 {
 184         EmpathyContactManagerPriv *priv = GET_PRIV (object);
 185
 186         g_hash_table_foreach (priv->lists,
 187                               contact_manager_disconnect_foreach,
 188                               object);
 189         g_hash_table_destroy (priv->lists);
 190
 191         g_signal_handlers_disconnect_by_func (priv->account_manager,
 192                                               contact_manager_connection_changed_cb,
 193                                               object);
 194         g_object_unref (priv->account_manager);
 195
 196         if (priv->contact_monitor) {
 197                 g_object_unref (priv->contact_monitor);
 198         }
 199 }
 200
 201 static GObject *
 202 contact_manager_constructor (GType type,
 203                              guint n_props,
 204                              GObjectConstructParam *props)
 205 {
 206         GObject *retval;
 207
 208         if (manager_singleton) {
 209                 retval = g_object_ref (manager_singleton);
 210         } else {
 211                 retval = G_OBJECT_CLASS (empathy_contact_manager_parent_class)->constructor
 212                         (type, n_props, props);
 213
 214                 manager_singleton = EMPATHY_CONTACT_MANAGER (retval);
 215                 g_object_add_weak_pointer (retval, (gpointer *) &manager_singleton);
 216         }
 217
 218         return retval;
 219 }
 220
 221 static void
 222 empathy_contact_manager_class_init (EmpathyContactManagerClass *klass)
 223 {
 224         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 225
 226         object_class->finalize = contact_manager_finalize;
 227         object_class->constructor = contact_manager_constructor;
 228
 229         g_type_class_add_private (object_class, sizeof (EmpathyContactManagerPriv));
 230 }
 231
 232 static void
 233 empathy_contact_manager_init (EmpathyContactManager *manager)
 234 {
 235         GSList                    *accounts, *l;
 236         MissionControl            *mc;
 237         EmpathyContactManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 238                 EMPATHY_TYPE_CONTACT_MANAGER, EmpathyContactManagerPriv);
 239
 240         manager->priv = priv;
 241         priv->lists = g_hash_table_new_full (empathy_account_hash,
 242                                              empathy_account_equal,
 243                                              (GDestroyNotify) g_object_unref,
 244                                              (GDestroyNotify) g_object_unref);
 245         priv->account_manager = empathy_account_manager_dup_singleton ();
 246         priv->contact_monitor = NULL;
 247
 248         g_signal_connect (priv->account_manager,
 249                           "account-connection-changed",
 250                           G_CALLBACK (contact_manager_connection_changed_cb), manager);
 251
 252         mc = empathy_mission_control_dup_singleton ();
 253
 254         /* Get ContactList for existing connections */
 255         accounts = mission_control_get_online_connections (mc, NULL);
 256         for (l = accounts; l; l = l->next) {
 257                 contact_manager_add_account (manager, l->data);
 258                 g_object_unref (l->data);
 259         }
 260
 261         g_slist_free (accounts);
 262         g_object_unref (mc);
 263 }
 264
 265 EmpathyContactManager *
 266 empathy_contact_manager_dup_singleton (void)
 267 {
 268         return g_object_new (EMPATHY_TYPE_CONTACT_MANAGER, NULL);
 269 }
 270
 271 EmpathyTpContactList *
 272 empathy_contact_manager_get_list (EmpathyContactManager *manager,
 273                                   McAccount             *account)
 274 {
 275         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 276
 277         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 278         g_return_val_if_fail (MC_IS_ACCOUNT (account), NULL);
 279
 280         return g_hash_table_lookup (priv->lists, account);
 281 }
 282
 283 static void
 284 contact_manager_add (EmpathyContactList *manager,
 285                      EmpathyContact     *contact,
 286                      const gchar        *message)
 287 {
 288         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 289         EmpathyContactList        *list;
 290         McAccount                 *account;
 291
 292         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 293
 294         account = empathy_contact_get_account (contact);
 295         list = g_hash_table_lookup (priv->lists, account);
 296
 297         if (list) {
 298                 empathy_contact_list_add (list, contact, message);
 299         }
 300 }
 301
 302 static void
 303 contact_manager_remove (EmpathyContactList *manager,
 304                         EmpathyContact      *contact,
 305                         const gchar        *message)
 306 {
 307         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 308         EmpathyContactList        *list;
 309         McAccount                 *account;
 310
 311         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 312
 313         account = empathy_contact_get_account (contact);
 314         list = g_hash_table_lookup (priv->lists, account);
 315
 316         if (list) {
 317                 empathy_contact_list_remove (list, contact, message);
 318         }
 319 }
 320
 321 static void
 322 contact_manager_get_members_foreach (McAccount             *account,
 323                                      EmpathyTpContactList  *list,
 324                                      GList                **contacts)
 325 {
 326         GList *l;
 327
 328         l = empathy_contact_list_get_members (EMPATHY_CONTACT_LIST (list));
 329         *contacts = g_list_concat (*contacts, l);
 330 }
 331
 332 static GList *
 333 contact_manager_get_members (EmpathyContactList *manager)
 334 {
 335         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 336         GList                     *contacts = NULL;
 337
 338         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 339
 340         g_hash_table_foreach (priv->lists,
 341                               (GHFunc) contact_manager_get_members_foreach,
 342                               &contacts);
 343
 344         return contacts;
 345 }
 346
 347 static EmpathyContactMonitor *
 348 contact_manager_get_monitor (EmpathyContactList *manager)
 349 {
 350         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 351
 352         if (priv->contact_monitor == NULL) {
 353                 priv->contact_monitor = empathy_contact_monitor_new_for_iface (manager);
 354         }
 355
 356         return priv->contact_monitor;
 357 }
 358
 359 static void
 360 contact_manager_get_pendings_foreach (McAccount             *account,
 361                                       EmpathyTpContactList  *list,
 362                                       GList                **contacts)
 363 {
 364         GList *l;
 365
 366         l = empathy_contact_list_get_pendings (EMPATHY_CONTACT_LIST (list));
 367         *contacts = g_list_concat (*contacts, l);
 368 }
 369
 370 static GList *
 371 contact_manager_get_pendings (EmpathyContactList *manager)
 372 {
 373         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 374         GList                     *contacts = NULL;
 375
 376         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 377
 378         g_hash_table_foreach (priv->lists,
 379                               (GHFunc) contact_manager_get_pendings_foreach,
 380                               &contacts);
 381
 382         return contacts;
 383 }
 384
 385 static void
 386 contact_manager_get_all_groups_foreach (McAccount             *account,
 387                                         EmpathyTpContactList  *list,
 388                                         GList                **all_groups)
 389 {
 390         GList *groups, *l;
 391
 392         groups = empathy_contact_list_get_all_groups (EMPATHY_CONTACT_LIST (list));
 393         for (l = groups; l; l = l->next) {
 394                 if (!g_list_find_custom (*all_groups,
 395                                          l->data,
 396                                          (GCompareFunc) strcmp)) {
 397                         *all_groups = g_list_prepend (*all_groups, l->data);
 398                 } else {
 399                         g_free (l->data);
 400                 }
 401         }
 402
 403         g_list_free (groups);
 404 }
 405
 406 static GList *
 407 contact_manager_get_all_groups (EmpathyContactList *manager)
 408 {
 409         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 410         GList                     *groups = NULL;
 411
 412         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 413
 414         g_hash_table_foreach (priv->lists,
 415                               (GHFunc) contact_manager_get_all_groups_foreach,
 416                               &groups);
 417
 418         return groups;
 419 }
 420
 421 static GList *
 422 contact_manager_get_groups (EmpathyContactList *manager,
 423                             EmpathyContact     *contact)
 424 {
 425         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 426         EmpathyContactList        *list;
 427         McAccount                 *account;
 428
 429         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), NULL);
 430
 431         account = empathy_contact_get_account (contact);
 432         list = g_hash_table_lookup (priv->lists, account);
 433
 434         if (list) {
 435                 return empathy_contact_list_get_groups (list, contact);
 436         }
 437
 438         return NULL;
 439 }
 440
 441 static void
 442 contact_manager_add_to_group (EmpathyContactList *manager,
 443                               EmpathyContact     *contact,
 444                               const gchar        *group)
 445 {
 446         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 447         EmpathyContactList        *list;
 448         McAccount                 *account;
 449
 450         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 451
 452         account = empathy_contact_get_account (contact);
 453         list = g_hash_table_lookup (priv->lists, account);
 454
 455         if (list) {
 456                 empathy_contact_list_add_to_group (list, contact, group);
 457         }
 458 }
 459
 460 static void
 461 contact_manager_remove_from_group (EmpathyContactList *manager,
 462                                    EmpathyContact     *contact,
 463                                    const gchar        *group)
 464 {
 465         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 466         EmpathyContactList        *list;
 467         McAccount                 *account;
 468
 469         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 470
 471         account = empathy_contact_get_account (contact);
 472         list = g_hash_table_lookup (priv->lists, account);
 473
 474         if (list) {
 475                 empathy_contact_list_remove_from_group (list, contact, group);
 476         }
 477 }
 478
 479 typedef struct {
 480         const gchar *old_group;
 481         const gchar *new_group;
 482 } RenameGroupData;
 483
 484 static void
 485 contact_manager_rename_group_foreach (McAccount            *account,
 486                                       EmpathyTpContactList *list,
 487                                       RenameGroupData      *data)
 488 {
 489         empathy_contact_list_rename_group (EMPATHY_CONTACT_LIST (list),
 490                                            data->old_group,
 491                                            data->new_group);
 492 }
 493
 494 static void
 495 contact_manager_rename_group (EmpathyContactList *manager,
 496                               const gchar        *old_group,
 497                               const gchar        *new_group)
 498 {
 499         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 500         RenameGroupData            data;
 501
 502         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 503
 504         data.old_group = old_group;
 505         data.new_group = new_group;
 506         g_hash_table_foreach (priv->lists,
 507                               (GHFunc) contact_manager_rename_group_foreach,
 508                               &data);
 509 }
 510
 511 static void contact_manager_remove_group_foreach (McAccount     *account,
 512                                                   EmpathyTpContactList *list,
 513                                                   const gchar *group)
 514 {
 515         empathy_contact_list_remove_group (EMPATHY_CONTACT_LIST (list),
 516                                            group);
 517 }
 518
 519 static void
 520 contact_manager_remove_group (EmpathyContactList *manager,
 521                               const gchar *group)
 522 {
 523         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 524
 525         g_return_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager));
 526
 527         g_hash_table_foreach (priv->lists,
 528                               (GHFunc) contact_manager_remove_group_foreach,
 529                               (gpointer) group);
 530 }
 531
 532 static void
 533 contact_manager_iface_init (EmpathyContactListIface *iface)
 534 {
 535         iface->add               = contact_manager_add;
 536         iface->remove            = contact_manager_remove;
 537         iface->get_members       = contact_manager_get_members;
 538         iface->get_monitor       = contact_manager_get_monitor;
 539         iface->get_pendings      = contact_manager_get_pendings;
 540         iface->get_all_groups    = contact_manager_get_all_groups;
 541         iface->get_groups        = contact_manager_get_groups;
 542         iface->add_to_group      = contact_manager_add_to_group;
 543         iface->remove_from_group = contact_manager_remove_from_group;
 544         iface->rename_group      = contact_manager_rename_group;
 545         iface->remove_group      = contact_manager_remove_group;
 546 }
 547
 548 gboolean
 549 empathy_contact_manager_can_add (EmpathyContactManager *manager,
 550                                  McAccount             *account)
 551 {
 552         EmpathyContactManagerPriv *priv = GET_PRIV (manager);
 553         EmpathyTpContactList      *list;
 554
 555         g_return_val_if_fail (EMPATHY_IS_CONTACT_MANAGER (manager), FALSE);
 556
 557         list = g_hash_table_lookup (priv->lists, account);
 558         if (list == NULL)
 559                 return FALSE;
 560
 561         return empathy_tp_contact_list_can_add (list);
 562 }
 563