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         self->priv->top_group_members = g_list_remove (
 147             self->priv->top_group_members, l->data);
 148
 149       empathy_roster_model_fire_individual_removed (EMPATHY_ROSTER_MODEL (self),
 150           l->data);
 151     }
 152 }
 153
 154 static void
 155 groups_changed_cb (EmpathyIndividualManager *manager,
 156     FolksIndividual *individual,
 157     const gchar *group,
 158     gboolean is_member,
 159     EmpathyRosterModelManager *self)
 160 {
 161   empathy_roster_model_fire_groups_changed (EMPATHY_ROSTER_MODEL (self),
 162       individual, group, is_member);
 163 }
 164
 165 static void
 166 top_individuals_changed_cb (EmpathyIndividualManager *manager,
 167     GParamSpec *spec,
 168     EmpathyRosterModelManager *self)
 169 {
 170   GList *tops, *l;
 171
 172   tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
 173
 174   for (l = tops; l != NULL; l = g_list_next (l))
 175     {
 176       if (!individual_in_top_group_members (self, l->data))
 177         {
 178           self->priv->top_group_members = g_list_prepend (
 179               self->priv->top_group_members, l->data);
 180
 181           empathy_roster_model_fire_groups_changed (
 182               EMPATHY_ROSTER_MODEL (self), l->data,
 183               EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, TRUE);
 184         }
 185     }
 186   for (l = self->priv->top_group_members; l != NULL; l = g_list_next (l))
 187     {
 188       if (!individual_should_be_in_top_group_members (self, l->data))
 189         {
 190           self->priv->top_group_members = g_list_remove (
 191               self->priv->top_group_members, l->data);
 192
 193           empathy_roster_model_fire_groups_changed (
 194               EMPATHY_ROSTER_MODEL (self), l->data,
 195               EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, FALSE);
 196         }
 197     }
 198 }
 199
 200 static void
 201 favourites_changed_cb (EmpathyIndividualManager *manager,
 202     FolksIndividual *individual,
 203     gboolean favourite,
 204     EmpathyRosterModelManager *self)
 205 {
 206   if (favourite && !individual_in_top_group_members (self, individual))
 207     {
 208       self->priv->top_group_members = g_list_prepend (
 209           self->priv->top_group_members, individual);
 210
 211       empathy_roster_model_fire_groups_changed (
 212           EMPATHY_ROSTER_MODEL (self), individual,
 213           EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, favourite);
 214     }
 215   else if (!favourite &&
 216       !individual_should_be_in_top_group_members (self, individual))
 217     {
 218       self->priv->top_group_members = g_list_remove (
 219           self->priv->top_group_members, individual);
 220
 221       empathy_roster_model_fire_groups_changed (
 222           EMPATHY_ROSTER_MODEL (self), individual,
 223           EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, favourite);
 224     }
 225 }
 226
 227 static void
 228 empathy_roster_model_manager_get_property (GObject *object,
 229     guint property_id,
 230     GValue *value,
 231     GParamSpec *pspec)
 232 {
 233   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 234
 235   switch (property_id)
 236     {
 237       case PROP_MANAGER:
 238         g_value_set_object (value, self->priv->manager);
 239         break;
 240       default:
 241         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 242         break;
 243     }
 244 }
 245
 246 static void
 247 empathy_roster_model_manager_set_property (GObject *object,
 248     guint property_id,
 249     const GValue *value,
 250     GParamSpec *pspec)
 251 {
 252   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 253
 254   switch (property_id)
 255     {
 256       case PROP_MANAGER:
 257         g_assert (self->priv->manager == NULL); /* construct only */
 258         self->priv->manager = g_value_dup_object (value);
 259         break;
 260       default:
 261         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 262         break;
 263     }
 264 }
 265
 266 static void
 267 empathy_roster_model_manager_constructed (GObject *object)
 268 {
 269   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 270   void (*chain_up) (GObject *) =
 271       ((GObjectClass *) empathy_roster_model_manager_parent_class)->constructed;
 272
 273   if (chain_up != NULL)
 274     chain_up (object);
 275
 276   g_assert (EMPATHY_IS_INDIVIDUAL_MANAGER (self->priv->manager));
 277
 278   populate_model (self);
 279
 280   tp_g_signal_connect_object (self->priv->manager, "members-changed",
 281       G_CALLBACK (members_changed_cb), self, 0);
 282   tp_g_signal_connect_object (self->priv->manager, "groups-changed",
 283       G_CALLBACK (groups_changed_cb), self, 0);
 284   tp_g_signal_connect_object (self->priv->manager, "notify::top-individuals",
 285       G_CALLBACK (top_individuals_changed_cb), self, 0);
 286   tp_g_signal_connect_object (self->priv->manager, "favourites-changed",
 287       G_CALLBACK (favourites_changed_cb), self, 0);
 288 }
 289
 290 static void
 291 empathy_roster_model_manager_dispose (GObject *object)
 292 {
 293   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 294   void (*chain_up) (GObject *) =
 295       ((GObjectClass *) empathy_roster_model_manager_parent_class)->dispose;
 296
 297   g_clear_object (&self->priv->manager);
 298
 299   if (chain_up != NULL)
 300     chain_up (object);
 301 }
 302
 303 static void
 304 empathy_roster_model_manager_finalize (GObject *object)
 305 {
 306   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 307   void (*chain_up) (GObject *) =
 308       ((GObjectClass *) empathy_roster_model_manager_parent_class)->finalize;
 309
 310   g_list_free (self->priv->top_group_members);
 311
 312   if (chain_up != NULL)
 313     chain_up (object);
 314 }
 315
 316 static void
 317 empathy_roster_model_manager_class_init (
 318     EmpathyRosterModelManagerClass *klass)
 319 {
 320   GObjectClass *oclass = G_OBJECT_CLASS (klass);
 321   GParamSpec *spec;
 322
 323   oclass->get_property = empathy_roster_model_manager_get_property;
 324   oclass->set_property = empathy_roster_model_manager_set_property;
 325   oclass->constructed = empathy_roster_model_manager_constructed;
 326   oclass->dispose = empathy_roster_model_manager_dispose;
 327   oclass->finalize = empathy_roster_model_manager_finalize;
 328
 329   spec = g_param_spec_object ("manager", "Manager",
 330       "EmpathyIndividualManager",
 331       EMPATHY_TYPE_INDIVIDUAL_MANAGER,
 332       G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
 333   g_object_class_install_property (oclass, PROP_MANAGER, spec);
 334
 335   g_type_class_add_private (klass, sizeof (EmpathyRosterModelManagerPriv));
 336 }
 337
 338 static void
 339 empathy_roster_model_manager_init (EmpathyRosterModelManager *self)
 340 {
 341   self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
 342       EMPATHY_TYPE_ROSTER_MODEL_MANAGER, EmpathyRosterModelManagerPriv);
 343
 344   self->priv->top_group_members = NULL;
 345 }
 346
 347 EmpathyRosterModelManager *
 348 empathy_roster_model_manager_new (EmpathyIndividualManager *manager)
 349 {
 350   g_return_val_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (manager), NULL);
 351
 352   return g_object_new (EMPATHY_TYPE_ROSTER_MODEL_MANAGER,
 353       "manager", manager,
 354       NULL);
 355 }
 356
 357 static GList *
 358 empathy_roster_model_manager_get_individuals (EmpathyRosterModel *model)
 359 {
 360   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (model);
 361
 362   return empathy_individual_manager_get_members (self->priv->manager);
 363 }
 364
 365 static GList *
 366 empathy_roster_model_manager_dup_groups_for_individual (
 367     EmpathyRosterModel *model,
 368     FolksIndividual *individual)
 369 {
 370   GList *groups_list = NULL;
 371   GeeSet *groups_set;
 372
 373   if (is_xmpp_local_contact (individual))
 374     {
 375       groups_list = g_list_prepend (groups_list,
 376           g_strdup (EMPATHY_ROSTER_MODEL_GROUP_PEOPLE_NEARBY));
 377       return groups_list;
 378     }
 379
 380   if (individual_in_top_group_members (EMPATHY_ROSTER_MODEL_MANAGER (model),
 381           individual))
 382     groups_list = g_list_prepend (groups_list,
 383         g_strdup (EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP));
 384
 385   groups_set = folks_group_details_get_groups (
 386       FOLKS_GROUP_DETAILS (individual));
 387   if (gee_collection_get_size (GEE_COLLECTION (groups_set)) > 0)
 388     {
 389       GeeIterator *iter = gee_iterable_iterator (GEE_ITERABLE (groups_set));
 390
 391       while (iter != NULL && gee_iterator_next (iter))
 392         {
 393           groups_list = g_list_prepend (groups_list, gee_iterator_get (iter));
 394         }
 395       g_clear_object (&iter);
 396     }
 397
 398   return groups_list;
 399 }
 400
 401 static void
 402 roster_model_iface_init (EmpathyRosterModelInterface *iface)
 403 {
 404   iface->get_individuals = empathy_roster_model_manager_get_individuals;
 405   iface->dup_groups_for_individual =
 406     empathy_roster_model_manager_dup_groups_for_individual;
 407 }