libempathy-gtk/empathy-roster-model-manager.c

   1 /*
   2  * empathy-roster-model-manager.c
   3  *
   4  * Implementation of EmpathyRosterModel using EmpathyIndividualManager as
   5  * source.
   6  *
   7  * Copyright (C) 2012 Collabora Ltd. <http://www.collabora.co.uk/>
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  22  */
  23
  24 #include "config.h"
  25
  26 #include "empathy-roster-model-manager.h"
  27
  28 #include "empathy-roster-model.h"
  29
  30 #include <glib/gi18n-lib.h>
  31
  32 #include <libempathy/empathy-utils.h>
  33
  34 static void roster_model_iface_init (EmpathyRosterModelInterface *iface);
  35
  36 G_DEFINE_TYPE_WITH_CODE (EmpathyRosterModelManager,
  37     empathy_roster_model_manager,
  38     G_TYPE_OBJECT,
  39     G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_ROSTER_MODEL, roster_model_iface_init))
  40
  41 enum
  42 {
  43   PROP_MANAGER = 1,
  44   N_PROPS
  45 };
  46
  47 /*
  48 enum
  49 {
  50   LAST_SIGNAL
  51 };
  52
  53 static guint signals[LAST_SIGNAL];
  54 */
  55
  56 struct _EmpathyRosterModelManagerPriv
  57 {
  58   EmpathyIndividualManager *manager;
  59   /* FolksIndividual (borrowed) */
  60   GList *top_group_members;
  61 };
  62
  63 static gboolean
  64 is_xmpp_local_contact (FolksIndividual *individual)
  65 {
  66   EmpathyContact *contact;
  67   TpConnection *connection;
  68   const gchar *protocol_name = NULL;
  69   gboolean result;
  70
  71   contact = empathy_contact_dup_from_folks_individual (individual);
  72
  73   if (contact == NULL)
  74     return FALSE;
  75
  76   connection = empathy_contact_get_connection (contact);
  77   protocol_name = tp_connection_get_protocol_name (connection);
  78   result = !tp_strdiff (protocol_name, "local-xmpp");
  79   g_object_unref (contact);
  80
  81   return result;
  82 }
  83
  84 static gboolean
  85 individual_in_top_group_members (EmpathyRosterModelManager *self,
  86     FolksIndividual *individual)
  87 {
  88   return (g_list_find (self->priv->top_group_members, individual) != NULL);
  89 }
  90
  91 static gboolean
  92 individual_should_be_in_top_group_members (EmpathyRosterModelManager *self,
  93     FolksIndividual *individual)
  94 {
  95   GList *tops;
  96
  97   tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
  98
  99   return (folks_favourite_details_get_is_favourite (
 100           FOLKS_FAVOURITE_DETAILS (individual)) ||
 101       g_list_find (tops, individual) != NULL);
 102 }
 103
 104 static void
 105 populate_model (EmpathyRosterModelManager *self)
 106 {
 107   GList *individuals, *l;
 108
 109   individuals = empathy_individual_manager_get_members (self->priv->manager);
 110
 111   for (l = individuals; l != NULL; l = g_list_next (l))
 112     {
 113       if (individual_should_be_in_top_group_members (self, l->data))
 114         self->priv->top_group_members = g_list_prepend (
 115             self->priv->top_group_members, l->data);
 116
 117       empathy_roster_model_fire_individual_added (EMPATHY_ROSTER_MODEL (self),
 118           l->data);
 119     }
 120 }
 121
 122 static void
 123 members_changed_cb (EmpathyIndividualManager *manager,
 124     const gchar *message,
 125     GList *added,
 126     GList *removed,
 127     TpChannelGroupChangeReason reason,
 128     EmpathyRosterModelManager *self)
 129 {
 130   GList *l;
 131
 132   for (l = added; l != NULL; l = g_list_next (l))
 133     {
 134       if (individual_should_be_in_top_group_members (self, l->data) &&
 135           !individual_in_top_group_members (self, l->data))
 136         self->priv->top_group_members = g_list_prepend (
 137             self->priv->top_group_members, l->data);
 138
 139       empathy_roster_model_fire_individual_added (EMPATHY_ROSTER_MODEL (self),
 140           l->data);
 141     }
 142
 143   for (l = removed; l != NULL; l = g_list_next (l))
 144     {
 145       if (individual_in_top_group_members (self, l->data) &&
 146           !individual_should_be_in_top_group_members (self, l->data))
 147         self->priv->top_group_members = g_list_remove (
 148             self->priv->top_group_members, l->data);
 149
 150       empathy_roster_model_fire_individual_removed (EMPATHY_ROSTER_MODEL (self),
 151           l->data);
 152     }
 153 }
 154
 155 static void
 156 groups_changed_cb (EmpathyIndividualManager *manager,
 157     FolksIndividual *individual,
 158     const gchar *group,
 159     gboolean is_member,
 160     EmpathyRosterModelManager *self)
 161 {
 162   empathy_roster_model_fire_groups_changed (EMPATHY_ROSTER_MODEL (self),
 163       individual, group, is_member);
 164 }
 165
 166 static void
 167 top_individuals_changed_cb (EmpathyIndividualManager *manager,
 168     GParamSpec *spec,
 169     EmpathyRosterModelManager *self)
 170 {
 171   GList *tops, *l;
 172
 173   tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
 174
 175   for (l = tops; l != NULL; l = g_list_next (l))
 176     {
 177       if (!individual_in_top_group_members (self, l->data))
 178         {
 179           self->priv->top_group_members = g_list_prepend (
 180               self->priv->top_group_members, l->data);
 181
 182           empathy_roster_model_fire_groups_changed (
 183               EMPATHY_ROSTER_MODEL (self), l->data,
 184               EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, TRUE);
 185         }
 186     }
 187   for (l = self->priv->top_group_members; l != NULL; l = g_list_next (l))
 188     {
 189       if (!individual_should_be_in_top_group_members (self, l->data))
 190         {
 191           self->priv->top_group_members = g_list_remove (
 192               self->priv->top_group_members, l->data);
 193
 194           empathy_roster_model_fire_groups_changed (
 195               EMPATHY_ROSTER_MODEL (self), l->data,
 196               EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, FALSE);
 197         }
 198     }
 199 }
 200
 201 static void
 202 favourites_changed_cb (EmpathyIndividualManager *manager,
 203     FolksIndividual *individual,
 204     gboolean favourite,
 205     EmpathyRosterModelManager *self)
 206 {
 207   if (favourite && !individual_in_top_group_members (self, individual))
 208     {
 209       self->priv->top_group_members = g_list_prepend (
 210           self->priv->top_group_members, individual);
 211
 212       empathy_roster_model_fire_groups_changed (
 213           EMPATHY_ROSTER_MODEL (self), individual,
 214           EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, favourite);
 215     }
 216   else if (!favourite &&
 217       !individual_should_be_in_top_group_members (self, individual))
 218     {
 219       self->priv->top_group_members = g_list_remove (
 220           self->priv->top_group_members, individual);
 221
 222       empathy_roster_model_fire_groups_changed (
 223           EMPATHY_ROSTER_MODEL (self), individual,
 224           EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, favourite);
 225     }
 226 }
 227
 228 static void
 229 empathy_roster_model_manager_get_property (GObject *object,
 230     guint property_id,
 231     GValue *value,
 232     GParamSpec *pspec)
 233 {
 234   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 235
 236   switch (property_id)
 237     {
 238       case PROP_MANAGER:
 239         g_value_set_object (value, self->priv->manager);
 240         break;
 241       default:
 242         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 243         break;
 244     }
 245 }
 246
 247 static void
 248 empathy_roster_model_manager_set_property (GObject *object,
 249     guint property_id,
 250     const GValue *value,
 251     GParamSpec *pspec)
 252 {
 253   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 254
 255   switch (property_id)
 256     {
 257       case PROP_MANAGER:
 258         g_assert (self->priv->manager == NULL); /* construct only */
 259         self->priv->manager = g_value_dup_object (value);
 260         break;
 261       default:
 262         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 263         break;
 264     }
 265 }
 266
 267 static void
 268 empathy_roster_model_manager_constructed (GObject *object)
 269 {
 270   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 271   void (*chain_up) (GObject *) =
 272       ((GObjectClass *) empathy_roster_model_manager_parent_class)->constructed;
 273
 274   if (chain_up != NULL)
 275     chain_up (object);
 276
 277   g_assert (EMPATHY_IS_INDIVIDUAL_MANAGER (self->priv->manager));
 278
 279   populate_model (self);
 280
 281   tp_g_signal_connect_object (self->priv->manager, "members-changed",
 282       G_CALLBACK (members_changed_cb), self, 0);
 283   tp_g_signal_connect_object (self->priv->manager, "groups-changed",
 284       G_CALLBACK (groups_changed_cb), self, 0);
 285   tp_g_signal_connect_object (self->priv->manager, "notify::top-individuals",
 286       G_CALLBACK (top_individuals_changed_cb), self, 0);
 287   tp_g_signal_connect_object (self->priv->manager, "notify::favourites-changed",
 288       G_CALLBACK (favourites_changed_cb), self, 0);
 289 }
 290
 291 static void
 292 empathy_roster_model_manager_dispose (GObject *object)
 293 {
 294   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 295   void (*chain_up) (GObject *) =
 296       ((GObjectClass *) empathy_roster_model_manager_parent_class)->dispose;
 297
 298   g_clear_object (&self->priv->manager);
 299
 300   if (chain_up != NULL)
 301     chain_up (object);
 302 }
 303
 304 static void
 305 empathy_roster_model_manager_finalize (GObject *object)
 306 {
 307   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 308   void (*chain_up) (GObject *) =
 309       ((GObjectClass *) empathy_roster_model_manager_parent_class)->finalize;
 310
 311   g_list_free (self->priv->top_group_members);
 312
 313   if (chain_up != NULL)
 314     chain_up (object);
 315 }
 316
 317 static void
 318 empathy_roster_model_manager_class_init (
 319     EmpathyRosterModelManagerClass *klass)
 320 {
 321   GObjectClass *oclass = G_OBJECT_CLASS (klass);
 322   GParamSpec *spec;
 323
 324   oclass->get_property = empathy_roster_model_manager_get_property;
 325   oclass->set_property = empathy_roster_model_manager_set_property;
 326   oclass->constructed = empathy_roster_model_manager_constructed;
 327   oclass->dispose = empathy_roster_model_manager_dispose;
 328   oclass->finalize = empathy_roster_model_manager_finalize;
 329
 330   spec = g_param_spec_object ("manager", "Manager",
 331       "EmpathyIndividualManager",
 332       EMPATHY_TYPE_INDIVIDUAL_MANAGER,
 333       G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
 334   g_object_class_install_property (oclass, PROP_MANAGER, spec);
 335
 336   g_type_class_add_private (klass, sizeof (EmpathyRosterModelManagerPriv));
 337 }
 338
 339 static void
 340 empathy_roster_model_manager_init (EmpathyRosterModelManager *self)
 341 {
 342   self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
 343       EMPATHY_TYPE_ROSTER_MODEL_MANAGER, EmpathyRosterModelManagerPriv);
 344
 345   self->priv->top_group_members = NULL;
 346 }
 347
 348 EmpathyRosterModelManager *
 349 empathy_roster_model_manager_new (EmpathyIndividualManager *manager)
 350 {
 351   g_return_val_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (manager), NULL);
 352
 353   return g_object_new (EMPATHY_TYPE_ROSTER_MODEL_MANAGER,
 354       "manager", manager,
 355       NULL);
 356 }
 357
 358 static GList *
 359 empathy_roster_model_manager_get_individuals (EmpathyRosterModel *model)
 360 {
 361   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (model);
 362
 363   return empathy_individual_manager_get_members (self->priv->manager);
 364 }
 365
 366 static GList *
 367 empathy_roster_model_manager_get_groups_for_individual (
 368     EmpathyRosterModel *model,
 369     FolksIndividual *individual)
 370 {
 371   GList *groups_list = NULL;
 372   GeeSet *groups_set;
 373
 374   if (is_xmpp_local_contact (individual))
 375     {
 376       groups_list = g_list_prepend (groups_list,
 377           EMPATHY_ROSTER_MODEL_GROUP_PEOPLE_NEARBY);
 378       return groups_list;
 379     }
 380
 381   if (individual_in_top_group_members (EMPATHY_ROSTER_MODEL_MANAGER (model),
 382           individual))
 383     groups_list = g_list_prepend (groups_list,
 384         EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP);
 385
 386   groups_set = folks_group_details_get_groups (
 387       FOLKS_GROUP_DETAILS (individual));
 388   if (gee_collection_get_size (GEE_COLLECTION (groups_set)) > 0)
 389     {
 390       GeeIterator *iter = gee_iterable_iterator (GEE_ITERABLE (groups_set));
 391
 392       while (iter != NULL && gee_iterator_next (iter))
 393         {
 394           groups_list = g_list_prepend (groups_list, gee_iterator_get (iter));
 395         }
 396       g_clear_object (&iter);
 397     }
 398
 399   return groups_list;
 400 }
 401
 402 static void
 403 roster_model_iface_init (EmpathyRosterModelInterface *iface)
 404 {
 405   iface->get_individuals = empathy_roster_model_manager_get_individuals;
 406   iface->get_groups_for_individual =
 407     empathy_roster_model_manager_get_groups_for_individual;
 408 }