libempathy/empathy-individual-manager.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2007-2010 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  *          Travis Reitter <travis.reitter@collabora.co.uk>
  21  */
  22
  23 #include <config.h>
  24
  25 #include <string.h>
  26
  27 #include <telepathy-glib/account-manager.h>
  28 #include <telepathy-glib/enums.h>
  29 #include <telepathy-glib/proxy-subclass.h>
  30 #include <telepathy-glib/util.h>
  31
  32 #include <folks/folks.h>
  33 #include <folks/folks-telepathy.h>
  34
  35 #include <extensions/extensions.h>
  36
  37 #include "empathy-individual-manager.h"
  38 #include "empathy-utils.h"
  39
  40 #define DEBUG_FLAG EMPATHY_DEBUG_CONTACT
  41 #include "empathy-debug.h"
  42
  43 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyIndividualManager)
  44
  45 /* This class only stores and refs Individuals who contain an EmpathyContact.
  46  *
  47  * This class merely forwards along signals from the aggregator and individuals
  48  * and wraps aggregator functions for other client code. */
  49 typedef struct
  50 {
  51   FolksIndividualAggregator *aggregator;
  52   GHashTable *individuals; /* Individual.id -> Individual */
  53   gboolean contacts_loaded;
  54 } EmpathyIndividualManagerPriv;
  55
  56 enum
  57 {
  58   FAVOURITES_CHANGED,
  59   GROUPS_CHANGED,
  60   MEMBERS_CHANGED,
  61   CONTACTS_LOADED,
  62   LAST_SIGNAL
  63 };
  64
  65 static guint signals[LAST_SIGNAL] = { 0 };
  66
  67 G_DEFINE_TYPE (EmpathyIndividualManager, empathy_individual_manager,
  68     G_TYPE_OBJECT);
  69
  70 static EmpathyIndividualManager *manager_singleton = NULL;
  71
  72 static void
  73 individual_group_changed_cb (FolksIndividual *individual,
  74     gchar *group,
  75     gboolean is_member,
  76     EmpathyIndividualManager *self)
  77 {
  78   g_signal_emit (self, signals[GROUPS_CHANGED], 0, individual, group,
  79       is_member);
  80 }
  81
  82 static void
  83 individual_notify_is_favourite_cb (FolksIndividual *individual,
  84     GParamSpec *pspec,
  85     EmpathyIndividualManager *self)
  86 {
  87   gboolean is_favourite = folks_favourite_details_get_is_favourite (
  88       FOLKS_FAVOURITE_DETAILS (individual));
  89   g_signal_emit (self, signals[FAVOURITES_CHANGED], 0, individual,
  90       is_favourite);
  91 }
  92
  93 static void
  94 add_individual (EmpathyIndividualManager *self, FolksIndividual *individual)
  95 {
  96   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
  97
  98   g_hash_table_insert (priv->individuals,
  99       g_strdup (folks_individual_get_id (individual)),
 100       g_object_ref (individual));
 101
 102   g_signal_connect (individual, "group-changed",
 103       G_CALLBACK (individual_group_changed_cb), self);
 104   g_signal_connect (individual, "notify::is-favourite",
 105       G_CALLBACK (individual_notify_is_favourite_cb), self);
 106 }
 107
 108 static void
 109 remove_individual (EmpathyIndividualManager *self, FolksIndividual *individual)
 110 {
 111   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 112
 113   g_signal_handlers_disconnect_by_func (individual,
 114       individual_group_changed_cb, self);
 115   g_signal_handlers_disconnect_by_func (individual,
 116       individual_notify_is_favourite_cb, self);
 117
 118   g_hash_table_remove (priv->individuals, folks_individual_get_id (individual));
 119 }
 120
 121 /* This is emitted for *all* individuals in the individual aggregator (not
 122  * just the ones we keep a reference to), to allow for the case where a new
 123  * individual doesn't contain an EmpathyContact, but later has a persona added
 124  * which does. */
 125 static void
 126 individual_notify_personas_cb (FolksIndividual *individual,
 127     GParamSpec *pspec,
 128     EmpathyIndividualManager *self)
 129 {
 130   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 131
 132   const gchar *id = folks_individual_get_id (individual);
 133   gboolean has_contact = empathy_folks_individual_contains_contact (individual);
 134   gboolean had_contact = (g_hash_table_lookup (priv->individuals,
 135       id) != NULL) ? TRUE : FALSE;
 136
 137   if (had_contact == TRUE && has_contact == FALSE)
 138     {
 139       GList *removed = NULL;
 140
 141       /* The Individual has lost its EmpathyContact */
 142       removed = g_list_prepend (removed, individual);
 143       g_signal_emit (self, signals[MEMBERS_CHANGED], 0, NULL, NULL, removed,
 144           TP_CHANNEL_GROUP_CHANGE_REASON_NONE /* FIXME */);
 145       g_list_free (removed);
 146
 147       remove_individual (self, individual);
 148     }
 149   else if (had_contact == FALSE && has_contact == TRUE)
 150     {
 151       GList *added = NULL;
 152
 153       /* The Individual has gained its first EmpathyContact */
 154       add_individual (self, individual);
 155
 156       added = g_list_prepend (added, individual);
 157       g_signal_emit (self, signals[MEMBERS_CHANGED], 0, NULL, added, NULL,
 158           TP_CHANNEL_GROUP_CHANGE_REASON_NONE /* FIXME */);
 159       g_list_free (added);
 160     }
 161 }
 162
 163 static void
 164 aggregator_individuals_changed_cb (FolksIndividualAggregator *aggregator,
 165     GeeMultiMap *changes,
 166     EmpathyIndividualManager *self)
 167 {
 168   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 169   GeeIterator *iter;
 170   GeeSet *removed;
 171   GeeCollection *added;
 172   GList *added_set = NULL, *added_filtered = NULL, *removed_list = NULL;
 173
 174   /* We're not interested in the relationships between the added and removed
 175    * individuals, so just extract collections of them. Note that the added
 176    * collection may contain duplicates, while the removed set won't. */
 177   removed = gee_multi_map_get_keys (changes);
 178   added = gee_multi_map_get_values (changes);
 179
 180   /* Handle the removals first, as one of the added Individuals might have the
 181    * same ID as one of the removed Individuals (due to linking). */
 182   iter = gee_iterable_iterator (GEE_ITERABLE (removed));
 183   while (gee_iterator_next (iter))
 184     {
 185       FolksIndividual *ind = gee_iterator_get (iter);
 186
 187       if (ind == NULL)
 188         continue;
 189
 190       g_signal_handlers_disconnect_by_func (ind,
 191           individual_notify_personas_cb, self);
 192
 193       if (g_hash_table_lookup (priv->individuals,
 194           folks_individual_get_id (ind)) != NULL)
 195         {
 196           remove_individual (self, ind);
 197           removed_list = g_list_prepend (removed_list, ind);
 198         }
 199
 200       g_clear_object (&ind);
 201     }
 202   g_clear_object (&iter);
 203
 204   /* Filter the individuals for ones which contain EmpathyContacts */
 205   iter = gee_iterable_iterator (GEE_ITERABLE (added));
 206   while (gee_iterator_next (iter))
 207     {
 208       FolksIndividual *ind = gee_iterator_get (iter);
 209
 210       /* Make sure we handle each added individual only once. */
 211       if (ind == NULL || g_list_find (added_set, ind) != NULL)
 212         continue;
 213       added_set = g_list_prepend (added_set, ind);
 214
 215       g_signal_connect (ind, "notify::personas",
 216           G_CALLBACK (individual_notify_personas_cb), self);
 217
 218       if (empathy_folks_individual_contains_contact (ind) == TRUE)
 219         {
 220           add_individual (self, ind);
 221           added_filtered = g_list_prepend (added_filtered, ind);
 222         }
 223
 224       g_clear_object (&ind);
 225     }
 226   g_clear_object (&iter);
 227
 228   g_list_free (added_set);
 229
 230   g_object_unref (added);
 231   g_object_unref (removed);
 232
 233   /* Bail if we have no individuals left */
 234   if (added_filtered == NULL && removed == NULL)
 235     return;
 236
 237   added_filtered = g_list_reverse (added_filtered);
 238
 239   g_signal_emit (self, signals[MEMBERS_CHANGED], 0, NULL,
 240       added_filtered, removed_list,
 241       TP_CHANNEL_GROUP_CHANGE_REASON_NONE,
 242       TRUE);
 243
 244   g_list_free (added_filtered);
 245   g_list_free (removed_list);
 246 }
 247
 248 static void
 249 individual_manager_dispose (GObject *object)
 250 {
 251   EmpathyIndividualManagerPriv *priv = GET_PRIV (object);
 252
 253   g_hash_table_unref (priv->individuals);
 254
 255   g_signal_handlers_disconnect_by_func (priv->aggregator,
 256       aggregator_individuals_changed_cb, object);
 257   tp_clear_object (&priv->aggregator);
 258
 259   G_OBJECT_CLASS (empathy_individual_manager_parent_class)->dispose (object);
 260 }
 261
 262 static GObject *
 263 individual_manager_constructor (GType type,
 264     guint n_props,
 265     GObjectConstructParam *props)
 266 {
 267   GObject *retval;
 268
 269   if (manager_singleton)
 270     {
 271       retval = g_object_ref (manager_singleton);
 272     }
 273   else
 274     {
 275       retval =
 276           G_OBJECT_CLASS (empathy_individual_manager_parent_class)->
 277           constructor (type, n_props, props);
 278
 279       manager_singleton = EMPATHY_INDIVIDUAL_MANAGER (retval);
 280       g_object_add_weak_pointer (retval, (gpointer) & manager_singleton);
 281     }
 282
 283   return retval;
 284 }
 285
 286 /**
 287  * empathy_individual_manager_initialized:
 288  *
 289  * Reports whether or not the singleton has already been created.
 290  *
 291  * There can be instances where you want to access the #EmpathyIndividualManager
 292  * only if it has been set up for this process.
 293  *
 294  * Returns: %TRUE if the #EmpathyIndividualManager singleton has previously
 295  * been initialized.
 296  */
 297 gboolean
 298 empathy_individual_manager_initialized (void)
 299 {
 300   return (manager_singleton != NULL);
 301 }
 302
 303 static void
 304 empathy_individual_manager_class_init (EmpathyIndividualManagerClass *klass)
 305 {
 306   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 307
 308   object_class->dispose = individual_manager_dispose;
 309   object_class->constructor = individual_manager_constructor;
 310
 311   signals[GROUPS_CHANGED] =
 312       g_signal_new ("groups-changed",
 313           G_TYPE_FROM_CLASS (klass),
 314           G_SIGNAL_RUN_LAST,
 315           0,
 316           NULL, NULL,
 317           g_cclosure_marshal_generic,
 318           G_TYPE_NONE, 3, FOLKS_TYPE_INDIVIDUAL, G_TYPE_STRING, G_TYPE_BOOLEAN);
 319
 320   signals[FAVOURITES_CHANGED] =
 321       g_signal_new ("favourites-changed",
 322           G_TYPE_FROM_CLASS (klass),
 323           G_SIGNAL_RUN_LAST,
 324           0,
 325           NULL, NULL,
 326           g_cclosure_marshal_generic,
 327           G_TYPE_NONE, 2, FOLKS_TYPE_INDIVIDUAL, G_TYPE_BOOLEAN);
 328
 329   signals[MEMBERS_CHANGED] =
 330       g_signal_new ("members-changed",
 331           G_TYPE_FROM_CLASS (klass),
 332           G_SIGNAL_RUN_LAST,
 333           0,
 334           NULL, NULL,
 335           g_cclosure_marshal_generic,
 336           G_TYPE_NONE,
 337           4, G_TYPE_STRING, G_TYPE_POINTER, G_TYPE_POINTER, G_TYPE_UINT);
 338
 339   signals[CONTACTS_LOADED] =
 340       g_signal_new ("contacts-loaded",
 341           G_TYPE_FROM_CLASS (klass),
 342           G_SIGNAL_RUN_LAST,
 343           0,
 344           NULL, NULL,
 345           g_cclosure_marshal_generic,
 346           G_TYPE_NONE,
 347           0);
 348
 349   g_type_class_add_private (object_class,
 350       sizeof (EmpathyIndividualManagerPriv));
 351 }
 352
 353 static void
 354 aggregator_is_quiescent_notify_cb (FolksIndividualAggregator *aggregator,
 355     GParamSpec *spec,
 356     EmpathyIndividualManager *self)
 357 {
 358   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 359   gboolean is_quiescent;
 360
 361   if (priv->contacts_loaded)
 362     return;
 363
 364   g_object_get (aggregator, "is-quiescent", &is_quiescent, NULL);
 365
 366   if (!is_quiescent)
 367     return;
 368
 369   priv->contacts_loaded = TRUE;
 370
 371   g_signal_emit (self, signals[CONTACTS_LOADED], 0);
 372 }
 373
 374 static void
 375 empathy_individual_manager_init (EmpathyIndividualManager *self)
 376 {
 377   EmpathyIndividualManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
 378       EMPATHY_TYPE_INDIVIDUAL_MANAGER, EmpathyIndividualManagerPriv);
 379
 380   self->priv = priv;
 381   priv->individuals = g_hash_table_new_full (g_str_hash, g_str_equal,
 382       g_free, g_object_unref);
 383
 384   priv->aggregator = folks_individual_aggregator_new ();
 385   g_signal_connect (priv->aggregator, "individuals-changed-detailed",
 386       G_CALLBACK (aggregator_individuals_changed_cb), self);
 387   g_signal_connect (priv->aggregator, "notify::is-quiescent",
 388       G_CALLBACK (aggregator_is_quiescent_notify_cb), self);
 389   folks_individual_aggregator_prepare (priv->aggregator, NULL, NULL);
 390 }
 391
 392 EmpathyIndividualManager *
 393 empathy_individual_manager_dup_singleton (void)
 394 {
 395   return g_object_new (EMPATHY_TYPE_INDIVIDUAL_MANAGER, NULL);
 396 }
 397
 398 GList *
 399 empathy_individual_manager_get_members (EmpathyIndividualManager *self)
 400 {
 401   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 402
 403   g_return_val_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self), NULL);
 404
 405   return g_hash_table_get_values (priv->individuals);
 406 }
 407
 408 FolksIndividual *
 409 empathy_individual_manager_lookup_member (EmpathyIndividualManager *self,
 410     const gchar *id)
 411 {
 412   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 413
 414   g_return_val_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self), NULL);
 415
 416   return g_hash_table_lookup (priv->individuals, id);
 417 }
 418
 419 static void
 420 aggregator_add_persona_from_details_cb (GObject *source,
 421     GAsyncResult *result,
 422     gpointer user_data)
 423 {
 424   FolksIndividualAggregator *aggregator = FOLKS_INDIVIDUAL_AGGREGATOR (source);
 425   EmpathyContact *contact = EMPATHY_CONTACT (user_data);
 426   FolksPersona *persona;
 427   GError *error = NULL;
 428
 429   persona = folks_individual_aggregator_add_persona_from_details_finish (
 430       aggregator, result, &error);
 431   if (error != NULL)
 432     {
 433       g_warning ("failed to add individual from contact: %s", error->message);
 434       g_clear_error (&error);
 435     }
 436
 437   /* The persona can be NULL even if there wasn't an error, if the persona was
 438    * already in the contact list */
 439   if (persona != NULL)
 440     {
 441       /* Set the contact's persona */
 442       empathy_contact_set_persona (contact, persona);
 443       g_object_unref (persona);
 444     }
 445
 446   g_object_unref (contact);
 447 }
 448
 449 void
 450 empathy_individual_manager_add_from_contact (EmpathyIndividualManager *self,
 451     EmpathyContact *contact)
 452 {
 453   EmpathyIndividualManagerPriv *priv;
 454   FolksBackendStore *backend_store;
 455   FolksBackend *backend;
 456   FolksPersonaStore *persona_store;
 457   GHashTable* details;
 458   GeeMap *persona_stores;
 459   TpAccount *account;
 460   const gchar *store_id;
 461
 462   g_return_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self));
 463   g_return_if_fail (EMPATHY_IS_CONTACT (contact));
 464
 465   priv = GET_PRIV (self);
 466
 467   /* We need to ref the contact since otherwise its linked TpHandle will be
 468    * destroyed. */
 469   g_object_ref (contact);
 470
 471   DEBUG ("adding individual from contact %s (%s)",
 472       empathy_contact_get_id (contact), empathy_contact_get_alias (contact));
 473
 474   account = empathy_contact_get_account (contact);
 475   store_id = tp_proxy_get_object_path (TP_PROXY (account));
 476
 477   /* Get the persona store to use */
 478   backend_store = folks_backend_store_dup ();
 479   backend =
 480       folks_backend_store_dup_backend_by_name (backend_store, "telepathy");
 481
 482   if (backend == NULL)
 483     {
 484       g_warning ("Failed to add individual from contact: couldn't get "
 485           "'telepathy' backend");
 486       goto finish;
 487     }
 488
 489   persona_stores = folks_backend_get_persona_stores (backend);
 490   persona_store = gee_map_get (persona_stores, store_id);
 491
 492   if (persona_store == NULL)
 493     {
 494       g_warning ("Failed to add individual from contact: couldn't get persona "
 495           "store '%s'", store_id);
 496       goto finish;
 497     }
 498
 499   details = tp_asv_new (
 500       "contact", G_TYPE_STRING, empathy_contact_get_id (contact),
 501       NULL);
 502
 503   folks_individual_aggregator_add_persona_from_details (
 504       priv->aggregator, NULL, persona_store, details,
 505       aggregator_add_persona_from_details_cb, contact);
 506
 507   g_hash_table_unref (details);
 508   g_object_unref (persona_store);
 509
 510 finish:
 511   tp_clear_object (&backend);
 512   tp_clear_object (&backend_store);
 513 }
 514
 515 static void
 516 aggregator_remove_individual_cb (GObject *source,
 517     GAsyncResult *result,
 518     gpointer user_data)
 519 {
 520   FolksIndividualAggregator *aggregator = FOLKS_INDIVIDUAL_AGGREGATOR (source);
 521   GError *error = NULL;
 522
 523   folks_individual_aggregator_remove_individual_finish (
 524       aggregator, result, &error);
 525   if (error != NULL)
 526     {
 527       g_warning ("failed to remove individual: %s", error->message);
 528       g_clear_error (&error);
 529     }
 530 }
 531
 532 /**
 533  * Removes the inner contact from the server (and thus the Individual). Not
 534  * meant for de-shelling inner personas from an Individual.
 535  */
 536 void
 537 empathy_individual_manager_remove (EmpathyIndividualManager *self,
 538     FolksIndividual *individual,
 539     const gchar *message)
 540 {
 541   EmpathyIndividualManagerPriv *priv;
 542
 543   g_return_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self));
 544   g_return_if_fail (FOLKS_IS_INDIVIDUAL (individual));
 545
 546   priv = GET_PRIV (self);
 547
 548   DEBUG ("removing individual %s (%s)",
 549       folks_individual_get_id (individual),
 550       folks_alias_details_get_alias (FOLKS_ALIAS_DETAILS (individual)));
 551
 552   folks_individual_aggregator_remove_individual (priv->aggregator, individual,
 553       aggregator_remove_individual_cb, self);
 554 }
 555
 556 /* FIXME: The parameter @self is not required and the method can be placed in
 557  * utilities. I left it as it is to stay coherent with empathy-2.34 */
 558 /**
 559  * empathy_individual_manager_supports_blocking
 560  * @self: the #EmpathyIndividualManager
 561  * @individual: an individual to check
 562  *
 563  * Indicates whether any personas of an @individual can be blocked.
 564  *
 565  * Returns: %TRUE if any persona supports contact blocking
 566  */
 567 gboolean
 568 empathy_individual_manager_supports_blocking (EmpathyIndividualManager *self,
 569     FolksIndividual *individual)
 570 {
 571   GeeSet *personas;
 572   GeeIterator *iter;
 573   gboolean retval = FALSE;
 574
 575   g_return_val_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self), FALSE);
 576
 577   personas = folks_individual_get_personas (individual);
 578   iter = gee_iterable_iterator (GEE_ITERABLE (personas));
 579   while (!retval && gee_iterator_next (iter))
 580     {
 581       TpfPersona *persona = gee_iterator_get (iter);
 582       TpConnection *conn;
 583
 584       if (TPF_IS_PERSONA (persona))
 585         {
 586           TpContact *tp_contact;
 587
 588           tp_contact = tpf_persona_get_contact (persona);
 589           if (tp_contact != NULL)
 590             {
 591               conn = tp_contact_get_connection (tp_contact);
 592
 593               if (tp_proxy_has_interface_by_id (conn,
 594                     TP_IFACE_QUARK_CONNECTION_INTERFACE_CONTACT_BLOCKING))
 595                 retval = TRUE;
 596             }
 597         }
 598       g_clear_object (&persona);
 599     }
 600   g_clear_object (&iter);
 601
 602   return retval;
 603 }
 604
 605 void
 606 empathy_individual_manager_set_blocked (EmpathyIndividualManager *self,
 607     FolksIndividual *individual,
 608     gboolean blocked,
 609     gboolean abusive)
 610 {
 611   GeeSet *personas;
 612   GeeIterator *iter;
 613
 614   g_return_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self));
 615
 616   personas = folks_individual_get_personas (individual);
 617   iter = gee_iterable_iterator (GEE_ITERABLE (personas));
 618   while (gee_iterator_next (iter))
 619     {
 620       TpfPersona *persona = gee_iterator_get (iter);
 621
 622       if (TPF_IS_PERSONA (persona))
 623         {
 624           TpContact *tp_contact;
 625           TpConnection *conn;
 626
 627           tp_contact = tpf_persona_get_contact (persona);
 628           if (tp_contact == NULL)
 629             continue;
 630
 631           conn = tp_contact_get_connection (tp_contact);
 632
 633           if (!tp_proxy_has_interface_by_id (conn,
 634                 TP_IFACE_QUARK_CONNECTION_INTERFACE_CONTACT_BLOCKING))
 635             continue;
 636
 637           if (blocked)
 638             tp_contact_block_async (tp_contact, abusive, NULL, NULL);
 639           else
 640             tp_contact_unblock_async (tp_contact, NULL, NULL);
 641         }
 642       g_clear_object (&persona);
 643     }
 644   g_clear_object (&iter);
 645 }
 646
 647 static void
 648 groups_change_group_cb (GObject *source,
 649     GAsyncResult *result,
 650     gpointer user_data)
 651 {
 652   FolksGroupDetails *group_details = FOLKS_GROUP_DETAILS (source);
 653   GError *error = NULL;
 654
 655   folks_group_details_change_group_finish (group_details, result, &error);
 656   if (error != NULL)
 657     {
 658       g_warning ("failed to change group: %s", error->message);
 659       g_clear_error (&error);
 660     }
 661 }
 662
 663 static void
 664 remove_group_cb (const gchar *id,
 665     FolksIndividual *individual,
 666     const gchar *group)
 667 {
 668   folks_group_details_change_group (FOLKS_GROUP_DETAILS (individual), group,
 669       FALSE, groups_change_group_cb, NULL);
 670 }
 671
 672 void
 673 empathy_individual_manager_remove_group (EmpathyIndividualManager *manager,
 674     const gchar *group)
 675 {
 676   EmpathyIndividualManagerPriv *priv;
 677
 678   g_return_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (manager));
 679   g_return_if_fail (group != NULL);
 680
 681   priv = GET_PRIV (manager);
 682
 683   DEBUG ("removing group %s", group);
 684
 685   /* Remove every individual from the group */
 686   g_hash_table_foreach (priv->individuals, (GHFunc) remove_group_cb,
 687       (gpointer) group);
 688 }
 689
 690 static void
 691 link_personas_cb (FolksIndividualAggregator *aggregator,
 692     GAsyncResult *async_result,
 693     gpointer user_data)
 694 {
 695   GError *error = NULL;
 696
 697   folks_individual_aggregator_link_personas_finish (aggregator, async_result,
 698       &error);
 699
 700   if (error != NULL)
 701     {
 702       g_warning ("Failed to link personas: %s", error->message);
 703       g_clear_error (&error);
 704     }
 705 }
 706
 707 void
 708 empathy_individual_manager_link_personas (EmpathyIndividualManager *self,
 709     GeeSet *personas)
 710 {
 711   EmpathyIndividualManagerPriv *priv;
 712
 713   g_return_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self));
 714   g_return_if_fail (personas != NULL);
 715
 716   priv = GET_PRIV (self);
 717
 718   DEBUG ("Linking %u personas",
 719       gee_collection_get_size (GEE_COLLECTION (personas)));
 720
 721   folks_individual_aggregator_link_personas (priv->aggregator, personas,
 722       (GAsyncReadyCallback) link_personas_cb, NULL);
 723 }
 724
 725 static void
 726 unlink_individual_cb (FolksIndividualAggregator *aggregator,
 727     GAsyncResult *async_result,
 728     gpointer user_data)
 729 {
 730   GError *error = NULL;
 731
 732   folks_individual_aggregator_unlink_individual_finish (aggregator,
 733       async_result, &error);
 734
 735   if (error != NULL)
 736     {
 737       g_warning ("Failed to unlink individual: %s", error->message);
 738       g_clear_error (&error);
 739     }
 740 }
 741
 742 void
 743 empathy_individual_manager_unlink_individual (EmpathyIndividualManager *self,
 744     FolksIndividual *individual)
 745 {
 746   EmpathyIndividualManagerPriv *priv;
 747
 748   g_return_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (self));
 749   g_return_if_fail (FOLKS_IS_INDIVIDUAL (individual));
 750
 751   priv = GET_PRIV (self);
 752
 753   DEBUG ("Unlinking individual '%s'", folks_individual_get_id (individual));
 754
 755   folks_individual_aggregator_unlink_individual (priv->aggregator, individual,
 756       (GAsyncReadyCallback) unlink_individual_cb, NULL);
 757 }
 758
 759 gboolean
 760 empathy_individual_manager_get_contacts_loaded (EmpathyIndividualManager *self)
 761 {
 762   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 763
 764   return priv->contacts_loaded;
 765 }
 766
 767 static gboolean
 768 individual_has_contact (FolksIndividual *individual,
 769     TpContact *contact)
 770 {
 771   GeeSet *personas;
 772   GeeIterator *iter;
 773   gboolean found = FALSE;
 774
 775   personas = folks_individual_get_personas (individual);
 776   iter = gee_iterable_iterator (GEE_ITERABLE (personas));
 777
 778   while (!found && gee_iterator_next (iter))
 779     {
 780       TpfPersona *persona = gee_iterator_get (iter);
 781
 782       if (TPF_IS_PERSONA (persona))
 783         {
 784           TpContact *c = tpf_persona_get_contact (persona);
 785
 786           if (c == contact)
 787             found = TRUE;
 788         }
 789
 790       g_clear_object (&persona);
 791     }
 792
 793   g_clear_object (&iter);
 794
 795   return found;
 796 }
 797
 798 /* Try finding a FolksIndividual containing @contact as one of his persona */
 799 FolksIndividual *
 800 empathy_individual_manager_lookup_by_contact (EmpathyIndividualManager *self,
 801     TpContact *contact)
 802 {
 803   EmpathyIndividualManagerPriv *priv = GET_PRIV (self);
 804   GHashTableIter iter;
 805   gpointer value;
 806
 807   g_hash_table_iter_init (&iter, priv->individuals);
 808   while (g_hash_table_iter_next (&iter, NULL, &value))
 809     {
 810       FolksIndividual *individual = value;
 811
 812       if (individual_has_contact (individual, contact))
 813         return individual;
 814     }
 815
 816   return NULL;
 817 }