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 #include "empathy-roster-model-manager.h"
  26
  27 #include <glib/gi18n-lib.h>
  28
  29 #include "empathy-roster-model.h"
  30 #include "empathy-utils.h"
  31
  32 static void roster_model_iface_init (EmpathyRosterModelInterface *iface);
  33
  34 G_DEFINE_TYPE_WITH_CODE (EmpathyRosterModelManager,
  35     empathy_roster_model_manager,
  36     G_TYPE_OBJECT,
  37     G_IMPLEMENT_INTERFACE (EMPATHY_TYPE_ROSTER_MODEL, roster_model_iface_init))
  38
  39 enum
  40 {
  41   PROP_MANAGER = 1,
  42   N_PROPS
  43 };
  44
  45 /*
  46 enum
  47 {
  48   LAST_SIGNAL
  49 };
  50
  51 static guint signals[LAST_SIGNAL];
  52 */
  53
  54 struct _EmpathyRosterModelManagerPriv
  55 {
  56   EmpathyIndividualManager *manager;
  57   /* FolksIndividual (borrowed) */
  58   GList *top_group_members;
  59 };
  60
  61 static gboolean
  62 is_xmpp_local_contact (FolksIndividual *individual)
  63 {
  64   EmpathyContact *contact;
  65   TpConnection *connection;
  66   const gchar *protocol_name = NULL;
  67   gboolean result;
  68
  69   contact = empathy_contact_dup_from_folks_individual (individual);
  70
  71   if (contact == NULL)
  72     return FALSE;
  73
  74   connection = empathy_contact_get_connection (contact);
  75   protocol_name = tp_connection_get_protocol_name (connection);
  76   result = !tp_strdiff (protocol_name, "local-xmpp");
  77   g_object_unref (contact);
  78
  79   return result;
  80 }
  81
  82 static gboolean
  83 individual_in_top_group_members (EmpathyRosterModelManager *self,
  84     FolksIndividual *individual)
  85 {
  86   return (g_list_find (self->priv->top_group_members, individual) != NULL);
  87 }
  88
  89 static gboolean
  90 individual_should_be_in_top_group_members (EmpathyRosterModelManager *self,
  91     FolksIndividual *individual)
  92 {
  93   GList *tops;
  94
  95   tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
  96
  97   return (folks_favourite_details_get_is_favourite (
  98           FOLKS_FAVOURITE_DETAILS (individual)) ||
  99       g_list_find (tops, individual) != NULL);
 100 }
 101
 102 static void
 103 add_to_top_group_members (EmpathyRosterModelManager *self,
 104     FolksIndividual *individual)
 105 {
 106   self->priv->top_group_members = g_list_prepend (self->priv->top_group_members,
 107       individual);
 108 }
 109
 110 static void
 111 remove_from_top_group_members (EmpathyRosterModelManager *self,
 112     FolksIndividual *individual)
 113 {
 114   self->priv->top_group_members = g_list_remove (self->priv->top_group_members,
 115       individual);
 116 }
 117
 118 static void
 119 populate_model (EmpathyRosterModelManager *self)
 120 {
 121   GList *individuals, *l;
 122
 123   individuals = empathy_individual_manager_get_members (self->priv->manager);
 124
 125   for (l = individuals; l != NULL; l = g_list_next (l))
 126     {
 127       if (individual_should_be_in_top_group_members (self, l->data))
 128         add_to_top_group_members (self, l->data);
 129
 130       empathy_roster_model_fire_individual_added (EMPATHY_ROSTER_MODEL (self),
 131           l->data);
 132     }
 133 }
 134
 135 static void
 136 members_changed_cb (EmpathyIndividualManager *manager,
 137     const gchar *message,
 138     GList *added,
 139     GList *removed,
 140     TpChannelGroupChangeReason reason,
 141     EmpathyRosterModelManager *self)
 142 {
 143   GList *l;
 144
 145   for (l = added; l != NULL; l = g_list_next (l))
 146     {
 147       if (individual_should_be_in_top_group_members (self, l->data) &&
 148           !individual_in_top_group_members (self, l->data))
 149         add_to_top_group_members (self, l->data);
 150
 151       empathy_roster_model_fire_individual_added (EMPATHY_ROSTER_MODEL (self),
 152           l->data);
 153     }
 154
 155   for (l = removed; l != NULL; l = g_list_next (l))
 156     {
 157       if (individual_in_top_group_members (self, l->data))
 158         remove_from_top_group_members (self, l->data);
 159
 160       empathy_roster_model_fire_individual_removed (EMPATHY_ROSTER_MODEL (self),
 161           l->data);
 162     }
 163 }
 164
 165 static void
 166 groups_changed_cb (EmpathyIndividualManager *manager,
 167     FolksIndividual *individual,
 168     const gchar *group,
 169     gboolean is_member,
 170     EmpathyRosterModelManager *self)
 171 {
 172   empathy_roster_model_fire_groups_changed (EMPATHY_ROSTER_MODEL (self),
 173       individual, group, is_member);
 174 }
 175
 176 static void
 177 top_individuals_changed_cb (EmpathyIndividualManager *manager,
 178     GParamSpec *spec,
 179     EmpathyRosterModelManager *self)
 180 {
 181   GList *tops, *l;
 182
 183   tops = empathy_individual_manager_get_top_individuals (self->priv->manager);
 184
 185   for (l = tops; l != NULL; l = g_list_next (l))
 186     {
 187       if (!individual_in_top_group_members (self, l->data))
 188         {
 189           add_to_top_group_members (self, l->data);
 190
 191           empathy_roster_model_fire_groups_changed (
 192               EMPATHY_ROSTER_MODEL (self), l->data,
 193               EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, TRUE);
 194         }
 195     }
 196
 197   l = self->priv->top_group_members;
 198   while (l != NULL)
 199     {
 200       FolksIndividual *individual = l->data;
 201
 202       /* remove_from_top_group_members will modify the list so we already take
 203        * the next pointer. */
 204       l = g_list_next (l);
 205
 206       if (!individual_should_be_in_top_group_members (self, individual))
 207         {
 208           remove_from_top_group_members (self, individual);
 209
 210           empathy_roster_model_fire_groups_changed (EMPATHY_ROSTER_MODEL (self),
 211               individual, EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, FALSE);
 212         }
 213     }
 214 }
 215
 216 static void
 217 favourites_changed_cb (EmpathyIndividualManager *manager,
 218     FolksIndividual *individual,
 219     gboolean favourite,
 220     EmpathyRosterModelManager *self)
 221 {
 222   if (favourite && !individual_in_top_group_members (self, individual))
 223     {
 224       add_to_top_group_members (self, individual);
 225
 226       empathy_roster_model_fire_groups_changed (
 227           EMPATHY_ROSTER_MODEL (self), individual,
 228           EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, favourite);
 229     }
 230   else if (!favourite &&
 231       !individual_should_be_in_top_group_members (self, individual))
 232     {
 233       remove_from_top_group_members (self, individual);
 234
 235       empathy_roster_model_fire_groups_changed (
 236           EMPATHY_ROSTER_MODEL (self), individual,
 237           EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP, favourite);
 238     }
 239 }
 240
 241 static void
 242 empathy_roster_model_manager_get_property (GObject *object,
 243     guint property_id,
 244     GValue *value,
 245     GParamSpec *pspec)
 246 {
 247   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 248
 249   switch (property_id)
 250     {
 251       case PROP_MANAGER:
 252         g_value_set_object (value, self->priv->manager);
 253         break;
 254       default:
 255         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 256         break;
 257     }
 258 }
 259
 260 static void
 261 empathy_roster_model_manager_set_property (GObject *object,
 262     guint property_id,
 263     const GValue *value,
 264     GParamSpec *pspec)
 265 {
 266   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 267
 268   switch (property_id)
 269     {
 270       case PROP_MANAGER:
 271         g_assert (self->priv->manager == NULL); /* construct only */
 272         self->priv->manager = g_value_dup_object (value);
 273         break;
 274       default:
 275         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 276         break;
 277     }
 278 }
 279
 280 static void
 281 empathy_roster_model_manager_constructed (GObject *object)
 282 {
 283   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 284   void (*chain_up) (GObject *) =
 285       ((GObjectClass *) empathy_roster_model_manager_parent_class)->constructed;
 286
 287   if (chain_up != NULL)
 288     chain_up (object);
 289
 290   g_assert (EMPATHY_IS_INDIVIDUAL_MANAGER (self->priv->manager));
 291
 292   populate_model (self);
 293
 294   tp_g_signal_connect_object (self->priv->manager, "members-changed",
 295       G_CALLBACK (members_changed_cb), self, 0);
 296   tp_g_signal_connect_object (self->priv->manager, "groups-changed",
 297       G_CALLBACK (groups_changed_cb), self, 0);
 298   tp_g_signal_connect_object (self->priv->manager, "notify::top-individuals",
 299       G_CALLBACK (top_individuals_changed_cb), self, 0);
 300   tp_g_signal_connect_object (self->priv->manager, "favourites-changed",
 301       G_CALLBACK (favourites_changed_cb), self, 0);
 302 }
 303
 304 static void
 305 empathy_roster_model_manager_dispose (GObject *object)
 306 {
 307   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 308   void (*chain_up) (GObject *) =
 309       ((GObjectClass *) empathy_roster_model_manager_parent_class)->dispose;
 310
 311   g_clear_object (&self->priv->manager);
 312
 313   if (chain_up != NULL)
 314     chain_up (object);
 315 }
 316
 317 static void
 318 empathy_roster_model_manager_finalize (GObject *object)
 319 {
 320   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (object);
 321   void (*chain_up) (GObject *) =
 322       ((GObjectClass *) empathy_roster_model_manager_parent_class)->finalize;
 323
 324   g_list_free (self->priv->top_group_members);
 325
 326   if (chain_up != NULL)
 327     chain_up (object);
 328 }
 329
 330 static void
 331 empathy_roster_model_manager_class_init (
 332     EmpathyRosterModelManagerClass *klass)
 333 {
 334   GObjectClass *oclass = G_OBJECT_CLASS (klass);
 335   GParamSpec *spec;
 336
 337   oclass->get_property = empathy_roster_model_manager_get_property;
 338   oclass->set_property = empathy_roster_model_manager_set_property;
 339   oclass->constructed = empathy_roster_model_manager_constructed;
 340   oclass->dispose = empathy_roster_model_manager_dispose;
 341   oclass->finalize = empathy_roster_model_manager_finalize;
 342
 343   spec = g_param_spec_object ("manager", "Manager",
 344       "EmpathyIndividualManager",
 345       EMPATHY_TYPE_INDIVIDUAL_MANAGER,
 346       G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS);
 347   g_object_class_install_property (oclass, PROP_MANAGER, spec);
 348
 349   g_type_class_add_private (klass, sizeof (EmpathyRosterModelManagerPriv));
 350 }
 351
 352 static void
 353 empathy_roster_model_manager_init (EmpathyRosterModelManager *self)
 354 {
 355   self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self,
 356       EMPATHY_TYPE_ROSTER_MODEL_MANAGER, EmpathyRosterModelManagerPriv);
 357
 358   self->priv->top_group_members = NULL;
 359 }
 360
 361 EmpathyRosterModelManager *
 362 empathy_roster_model_manager_new (EmpathyIndividualManager *manager)
 363 {
 364   g_return_val_if_fail (EMPATHY_IS_INDIVIDUAL_MANAGER (manager), NULL);
 365
 366   return g_object_new (EMPATHY_TYPE_ROSTER_MODEL_MANAGER,
 367       "manager", manager,
 368       NULL);
 369 }
 370
 371 static GList *
 372 empathy_roster_model_manager_get_individuals (EmpathyRosterModel *model)
 373 {
 374   EmpathyRosterModelManager *self = EMPATHY_ROSTER_MODEL_MANAGER (model);
 375
 376   return empathy_individual_manager_get_members (self->priv->manager);
 377 }
 378
 379 static GList *
 380 empathy_roster_model_manager_dup_groups_for_individual (
 381     EmpathyRosterModel *model,
 382     FolksIndividual *individual)
 383 {
 384   GList *groups_list = NULL;
 385   GeeSet *groups_set;
 386
 387   if (is_xmpp_local_contact (individual))
 388     {
 389       groups_list = g_list_prepend (groups_list,
 390           g_strdup (EMPATHY_ROSTER_MODEL_GROUP_PEOPLE_NEARBY));
 391       return groups_list;
 392     }
 393
 394   if (individual_in_top_group_members (EMPATHY_ROSTER_MODEL_MANAGER (model),
 395           individual))
 396     groups_list = g_list_prepend (groups_list,
 397         g_strdup (EMPATHY_ROSTER_MODEL_GROUP_TOP_GROUP));
 398
 399   groups_set = folks_group_details_get_groups (
 400       FOLKS_GROUP_DETAILS (individual));
 401   if (gee_collection_get_size (GEE_COLLECTION (groups_set)) > 0)
 402     {
 403       GeeIterator *iter = gee_iterable_iterator (GEE_ITERABLE (groups_set));
 404
 405       while (iter != NULL && gee_iterator_next (iter))
 406         {
 407           groups_list = g_list_prepend (groups_list, gee_iterator_get (iter));
 408         }
 409       g_clear_object (&iter);
 410     }
 411
 412   return groups_list;
 413 }
 414
 415 static void
 416 roster_model_iface_init (EmpathyRosterModelInterface *iface)
 417 {
 418   iface->get_individuals = empathy_roster_model_manager_get_individuals;
 419   iface->dup_groups_for_individual =
 420     empathy_roster_model_manager_dup_groups_for_individual;
 421 }