libempathy-gtk/empathy-contact-list-store.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2005-2007 Imendio AB
   4  * Copyright (C) 2007-2008 Collabora Ltd.
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  *
  21  * Authors: Mikael Hallendal <micke@imendio.com>
  22  *          Martyn Russell <martyn@imendio.com>
  23  *          Xavier Claessens <xclaesse@gmail.com>
  24  */
  25
  26 #include "config.h"
  27
  28 #include <string.h>
  29
  30 #include <glib.h>
  31 #include <gtk/gtk.h>
  32
  33 #include <telepathy-glib/util.h>
  34 #include <libempathy/empathy-debug.h>
  35
  36 #include "empathy-contact-list-store.h"
  37 #include "empathy-ui-utils.h"
  38 #include "empathy-gtk-enum-types.h"
  39
  40 #define DEBUG_DOMAIN "ContactListStore"
  41
  42 /* Active users are those which have recently changed state
  43  * (e.g. online, offline or from normal to a busy state).
  44  */
  45
  46 /* Time in seconds user is shown as active */
  47 #define ACTIVE_USER_SHOW_TIME 7
  48
  49 /* Time in seconds after connecting which we wait before active users are enabled */
  50 #define ACTIVE_USER_WAIT_TO_ENABLE_TIME 5
  51
  52 #define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), EMPATHY_TYPE_CONTACT_LIST_STORE, EmpathyContactListStorePriv))
  53
  54 typedef struct {
  55         EmpathyContactList         *list;
  56         gboolean                    show_offline;
  57         gboolean                    show_avatars;
  58         gboolean                    show_groups;
  59         gboolean                    is_compact;
  60         gboolean                    show_active;
  61         EmpathyContactListStoreSort sort_criterium;
  62         guint                       inhibit_active;
  63 } EmpathyContactListStorePriv;
  64
  65 typedef struct {
  66         GtkTreeIter  iter;
  67         const gchar *name;
  68         gboolean     found;
  69 } FindGroup;
  70
  71 typedef struct {
  72         EmpathyContact *contact;
  73         gboolean       found;
  74         GList         *iters;
  75 } FindContact;
  76
  77 typedef struct {
  78         EmpathyContactListStore *store;
  79         EmpathyContact          *contact;
  80         gboolean                remove;
  81 } ShowActiveData;
  82
  83 static void             empathy_contact_list_store_class_init         (EmpathyContactListStoreClass *klass);
  84 static void             empathy_contact_list_store_init               (EmpathyContactListStore      *list);
  85 static void             contact_list_store_finalize                  (GObject                       *object);
  86 static void             contact_list_store_get_property              (GObject                       *object,
  87                                                                       guint                          param_id,
  88                                                                       GValue                        *value,
  89                                                                       GParamSpec                    *pspec);
  90 static void             contact_list_store_set_property              (GObject                       *object,
  91                                                                       guint                          param_id,
  92                                                                       const GValue                  *value,
  93                                                                       GParamSpec                    *pspec);
  94 static void             contact_list_store_setup                     (EmpathyContactListStore       *store);
  95 static gboolean         contact_list_store_inibit_active_cb          (EmpathyContactListStore       *store);
  96 static void             contact_list_store_members_changed_cb        (EmpathyContactList            *list_iface,
  97                                                                       EmpathyContact                *contact,
  98                                                                       EmpathyContact                *actor,
  99                                                                       guint                          reason,
 100                                                                       gchar                         *message,
 101                                                                       gboolean                       is_member,
 102                                                                       EmpathyContactListStore       *store);
 103 static void             contact_list_store_groups_changed_cb         (EmpathyContactList            *list_iface,
 104                                                                       EmpathyContact                *contact,
 105                                                                       gchar                         *group,
 106                                                                       gboolean                       is_member,
 107                                                                       EmpathyContactListStore       *store);
 108 static void             contact_list_store_add_contact               (EmpathyContactListStore       *store,
 109                                                                       EmpathyContact                *contact);
 110 static void             contact_list_store_remove_contact            (EmpathyContactListStore       *store,
 111                                                                       EmpathyContact                *contact);
 112 static void             contact_list_store_contact_update            (EmpathyContactListStore       *store,
 113                                                                       EmpathyContact                *contact);
 114 static void             contact_list_store_contact_updated_cb        (EmpathyContact                *contact,
 115                                                                       GParamSpec                    *param,
 116                                                                       EmpathyContactListStore       *store);
 117 static void             contact_list_store_contact_set_active        (EmpathyContactListStore       *store,
 118                                                                       EmpathyContact                *contact,
 119                                                                       gboolean                       active,
 120                                                                       gboolean                       set_changed);
 121 static ShowActiveData * contact_list_store_contact_active_new        (EmpathyContactListStore       *store,
 122                                                                       EmpathyContact                *contact,
 123                                                                       gboolean                       remove);
 124 static void             contact_list_store_contact_active_free       (ShowActiveData                *data);
 125 static gboolean         contact_list_store_contact_active_cb         (ShowActiveData                *data);
 126 static gboolean         contact_list_store_get_group_foreach         (GtkTreeModel                  *model,
 127                                                                       GtkTreePath                   *path,
 128                                                                       GtkTreeIter                   *iter,
 129                                                                       FindGroup                     *fg);
 130 static void             contact_list_store_get_group                 (EmpathyContactListStore       *store,
 131                                                                       const gchar                   *name,
 132                                                                       GtkTreeIter                   *iter_group_to_set,
 133                                                                       GtkTreeIter                   *iter_separator_to_set,
 134                                                                       gboolean                      *created);
 135 static gint             contact_list_store_state_sort_func           (GtkTreeModel                  *model,
 136                                                                       GtkTreeIter                   *iter_a,
 137                                                                       GtkTreeIter                   *iter_b,
 138                                                                       gpointer                       user_data);
 139 static gint             contact_list_store_name_sort_func            (GtkTreeModel                  *model,
 140                                                                       GtkTreeIter                   *iter_a,
 141                                                                       GtkTreeIter                   *iter_b,
 142                                                                       gpointer                       user_data);
 143 static gboolean         contact_list_store_find_contact_foreach      (GtkTreeModel                  *model,
 144                                                                       GtkTreePath                   *path,
 145                                                                       GtkTreeIter                   *iter,
 146                                                                       FindContact                   *fc);
 147 static GList *          contact_list_store_find_contact              (EmpathyContactListStore       *store,
 148                                                                       EmpathyContact                *contact);
 149 static gboolean         contact_list_store_update_list_mode_foreach  (GtkTreeModel                  *model,
 150                                                                       GtkTreePath                   *path,
 151                                                                       GtkTreeIter                   *iter,
 152                                                                       EmpathyContactListStore       *store);
 153
 154 enum {
 155         PROP_0,
 156         PROP_CONTACT_LIST,
 157         PROP_SHOW_OFFLINE,
 158         PROP_SHOW_AVATARS,
 159         PROP_SHOW_GROUPS,
 160         PROP_IS_COMPACT,
 161         PROP_SORT_CRITERIUM
 162 };
 163
 164 G_DEFINE_TYPE (EmpathyContactListStore, empathy_contact_list_store, GTK_TYPE_TREE_STORE);
 165
 166 static gboolean
 167 contact_list_store_iface_setup (gpointer user_data)
 168 {
 169         EmpathyContactListStore     *store = user_data;
 170         EmpathyContactListStorePriv *priv = GET_PRIV (store);
 171         GList                       *contacts, *l;
 172
 173         /* Signal connection. */
 174         g_signal_connect (priv->list,
 175                           "members-changed",
 176                           G_CALLBACK (contact_list_store_members_changed_cb),
 177                           store);
 178         g_signal_connect (priv->list,
 179                           "groups-changed",
 180                           G_CALLBACK (contact_list_store_groups_changed_cb),
 181                           store);
 182
 183         /* Add contacts already created. */
 184         contacts = empathy_contact_list_get_members (priv->list);
 185         for (l = contacts; l; l = l->next) {
 186                 contact_list_store_members_changed_cb (priv->list, l->data,
 187                                                        NULL, 0, NULL,
 188                                                        TRUE,
 189                                                        store);
 190
 191                 g_object_unref (l->data);
 192         }
 193         g_list_free (contacts);
 194
 195         return FALSE;
 196 }
 197
 198
 199 static void
 200 contact_list_store_set_contact_list (EmpathyContactListStore *store,
 201                                      EmpathyContactList      *list_iface)
 202 {
 203         EmpathyContactListStorePriv *priv = GET_PRIV (store);
 204
 205         priv->list = g_object_ref (list_iface);
 206
 207         /* Let a chance to have all properties set before populating */
 208         g_idle_add (contact_list_store_iface_setup, store);
 209 }
 210
 211 static void
 212 empathy_contact_list_store_class_init (EmpathyContactListStoreClass *klass)
 213 {
 214         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 215
 216         object_class->finalize = contact_list_store_finalize;
 217         object_class->get_property = contact_list_store_get_property;
 218         object_class->set_property = contact_list_store_set_property;
 219
 220         g_object_class_install_property (object_class,
 221                                          PROP_CONTACT_LIST,
 222                                          g_param_spec_object ("contact-list",
 223                                                               "The contact list iface",
 224                                                               "The contact list iface",
 225                                                               EMPATHY_TYPE_CONTACT_LIST,
 226                                                               G_PARAM_CONSTRUCT_ONLY |
 227                                                               G_PARAM_READWRITE));
 228         g_object_class_install_property (object_class,
 229                                          PROP_SHOW_OFFLINE,
 230                                          g_param_spec_boolean ("show-offline",
 231                                                                "Show Offline",
 232                                                                "Whether contact list should display "
 233                                                                "offline contacts",
 234                                                                FALSE,
 235                                                                G_PARAM_READWRITE));
 236          g_object_class_install_property (object_class,
 237                                           PROP_SHOW_AVATARS,
 238                                           g_param_spec_boolean ("show-avatars",
 239                                                                 "Show Avatars",
 240                                                                 "Whether contact list should display "
 241                                                                 "avatars for contacts",
 242                                                                 TRUE,
 243                                                                 G_PARAM_READWRITE));
 244          g_object_class_install_property (object_class,
 245                                           PROP_SHOW_GROUPS,
 246                                           g_param_spec_boolean ("show-groups",
 247                                                                 "Show Groups",
 248                                                                 "Whether contact list should display "
 249                                                                 "contact groups",
 250                                                                 TRUE,
 251                                                                 G_PARAM_READWRITE));
 252         g_object_class_install_property (object_class,
 253                                          PROP_IS_COMPACT,
 254                                          g_param_spec_boolean ("is-compact",
 255                                                                "Is Compact",
 256                                                                "Whether the contact list is in compact mode or not",
 257                                                                FALSE,
 258                                                                G_PARAM_READWRITE));
 259
 260         g_object_class_install_property (object_class,
 261                                          PROP_SORT_CRITERIUM,
 262                                          g_param_spec_enum ("sort-criterium",
 263                                                             "Sort citerium",
 264                                                             "The sort criterium to use for sorting the contact list",
 265                                                             EMPATHY_TYPE_CONTACT_LIST_STORE_SORT,
 266                                                             EMPATHY_CONTACT_LIST_STORE_SORT_NAME,
 267                                                             G_PARAM_READWRITE));
 268
 269         g_type_class_add_private (object_class, sizeof (EmpathyContactListStorePriv));
 270 }
 271
 272 static void
 273 empathy_contact_list_store_init (EmpathyContactListStore *store)
 274 {
 275         EmpathyContactListStorePriv *priv;
 276
 277         priv = GET_PRIV (store);
 278
 279         priv->show_avatars = TRUE;
 280         priv->show_groups = TRUE;
 281         priv->inhibit_active = g_timeout_add_seconds (ACTIVE_USER_WAIT_TO_ENABLE_TIME,
 282                                                       (GSourceFunc) contact_list_store_inibit_active_cb,
 283                                                       store);
 284         contact_list_store_setup (store);
 285 }
 286
 287 static void
 288 contact_list_store_finalize (GObject *object)
 289 {
 290         EmpathyContactListStorePriv *priv = GET_PRIV (object);
 291         GList                       *contacts, *l;
 292
 293         contacts = empathy_contact_list_get_members (priv->list);
 294         for (l = contacts; l; l = l->next) {
 295                 g_signal_handlers_disconnect_by_func (l->data,
 296                                                       G_CALLBACK (contact_list_store_contact_updated_cb),
 297                                                       object);
 298
 299                 g_object_unref (l->data);
 300         }
 301         g_list_free (contacts);
 302
 303         g_signal_handlers_disconnect_by_func (priv->list,
 304                                               G_CALLBACK (contact_list_store_members_changed_cb),
 305                                               object);
 306         g_signal_handlers_disconnect_by_func (priv->list,
 307                                               G_CALLBACK (contact_list_store_groups_changed_cb),
 308                                               object);
 309         g_object_unref (priv->list);
 310
 311         if (priv->inhibit_active) {
 312                 g_source_remove (priv->inhibit_active);
 313         }
 314
 315         G_OBJECT_CLASS (empathy_contact_list_store_parent_class)->finalize (object);
 316 }
 317
 318 static void
 319 contact_list_store_get_property (GObject    *object,
 320                                  guint       param_id,
 321                                  GValue     *value,
 322                                  GParamSpec *pspec)
 323 {
 324         EmpathyContactListStorePriv *priv;
 325
 326         priv = GET_PRIV (object);
 327
 328         switch (param_id) {
 329         case PROP_CONTACT_LIST:
 330                 g_value_set_object (value, priv->list);
 331                 break;
 332         case PROP_SHOW_OFFLINE:
 333                 g_value_set_boolean (value, priv->show_offline);
 334                 break;
 335         case PROP_SHOW_AVATARS:
 336                 g_value_set_boolean (value, priv->show_avatars);
 337                 break;
 338         case PROP_SHOW_GROUPS:
 339                 g_value_set_boolean (value, priv->show_groups);
 340                 break;
 341         case PROP_IS_COMPACT:
 342                 g_value_set_boolean (value, priv->is_compact);
 343                 break;
 344         case PROP_SORT_CRITERIUM:
 345                 g_value_set_enum (value, priv->sort_criterium);
 346                 break;
 347         default:
 348                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 349                 break;
 350         };
 351 }
 352
 353 static void
 354 contact_list_store_set_property (GObject      *object,
 355                                  guint         param_id,
 356                                  const GValue *value,
 357                                  GParamSpec   *pspec)
 358 {
 359         EmpathyContactListStorePriv *priv;
 360
 361         priv = GET_PRIV (object);
 362
 363         switch (param_id) {
 364         case PROP_CONTACT_LIST:
 365                 contact_list_store_set_contact_list (EMPATHY_CONTACT_LIST_STORE (object),
 366                                                      g_value_get_object (value));
 367                 break;
 368         case PROP_SHOW_OFFLINE:
 369                 empathy_contact_list_store_set_show_offline (EMPATHY_CONTACT_LIST_STORE (object),
 370                                                             g_value_get_boolean (value));
 371                 break;
 372         case PROP_SHOW_AVATARS:
 373                 empathy_contact_list_store_set_show_avatars (EMPATHY_CONTACT_LIST_STORE (object),
 374                                                             g_value_get_boolean (value));
 375                 break;
 376         case PROP_SHOW_GROUPS:
 377                 empathy_contact_list_store_set_show_groups (EMPATHY_CONTACT_LIST_STORE (object),
 378                                                             g_value_get_boolean (value));
 379                 break;
 380         case PROP_IS_COMPACT:
 381                 empathy_contact_list_store_set_is_compact (EMPATHY_CONTACT_LIST_STORE (object),
 382                                                           g_value_get_boolean (value));
 383                 break;
 384         case PROP_SORT_CRITERIUM:
 385                 empathy_contact_list_store_set_sort_criterium (EMPATHY_CONTACT_LIST_STORE (object),
 386                                                               g_value_get_enum (value));
 387                 break;
 388         default:
 389                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 390                 break;
 391         };
 392 }
 393
 394 EmpathyContactListStore *
 395 empathy_contact_list_store_new (EmpathyContactList *list_iface)
 396 {
 397         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST (list_iface), NULL);
 398
 399         return g_object_new (EMPATHY_TYPE_CONTACT_LIST_STORE,
 400                              "contact-list", list_iface,
 401                              NULL);
 402 }
 403
 404 EmpathyContactList *
 405 empathy_contact_list_store_get_list_iface (EmpathyContactListStore *store)
 406 {
 407         EmpathyContactListStorePriv *priv;
 408
 409         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), FALSE);
 410
 411         priv = GET_PRIV (store);
 412
 413         return priv->list;
 414 }
 415
 416 gboolean
 417 empathy_contact_list_store_get_show_offline (EmpathyContactListStore *store)
 418 {
 419         EmpathyContactListStorePriv *priv;
 420
 421         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), FALSE);
 422
 423         priv = GET_PRIV (store);
 424
 425         return priv->show_offline;
 426 }
 427
 428 void
 429 empathy_contact_list_store_set_show_offline (EmpathyContactListStore *store,
 430                                             gboolean                show_offline)
 431 {
 432         EmpathyContactListStorePriv *priv;
 433         GList                      *contacts, *l;
 434         gboolean                    show_active;
 435
 436         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 437
 438         priv = GET_PRIV (store);
 439
 440         priv->show_offline = show_offline;
 441         show_active = priv->show_active;
 442
 443         /* Disable temporarily. */
 444         priv->show_active = FALSE;
 445
 446         contacts = empathy_contact_list_get_members (priv->list);
 447         for (l = contacts; l; l = l->next) {
 448                 contact_list_store_contact_update (store, l->data);
 449
 450                 g_object_unref (l->data);
 451         }
 452         g_list_free (contacts);
 453
 454         /* Restore to original setting. */
 455         priv->show_active = show_active;
 456
 457         g_object_notify (G_OBJECT (store), "show-offline");
 458 }
 459
 460 gboolean
 461 empathy_contact_list_store_get_show_avatars (EmpathyContactListStore *store)
 462 {
 463         EmpathyContactListStorePriv *priv;
 464
 465         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), TRUE);
 466
 467         priv = GET_PRIV (store);
 468
 469         return priv->show_avatars;
 470 }
 471
 472 void
 473 empathy_contact_list_store_set_show_avatars (EmpathyContactListStore *store,
 474                                             gboolean                show_avatars)
 475 {
 476         EmpathyContactListStorePriv *priv;
 477         GtkTreeModel               *model;
 478
 479         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 480
 481         priv = GET_PRIV (store);
 482
 483         priv->show_avatars = show_avatars;
 484
 485         model = GTK_TREE_MODEL (store);
 486
 487         gtk_tree_model_foreach (model,
 488                                 (GtkTreeModelForeachFunc)
 489                                 contact_list_store_update_list_mode_foreach,
 490                                 store);
 491
 492         g_object_notify (G_OBJECT (store), "show-avatars");
 493 }
 494
 495 gboolean
 496 empathy_contact_list_store_get_show_groups (EmpathyContactListStore *store)
 497 {
 498         EmpathyContactListStorePriv *priv;
 499
 500         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), TRUE);
 501
 502         priv = GET_PRIV (store);
 503
 504         return priv->show_groups;
 505 }
 506
 507 void
 508 empathy_contact_list_store_set_show_groups (EmpathyContactListStore *store,
 509                                             gboolean                 show_groups)
 510 {
 511         EmpathyContactListStorePriv *priv;
 512         GList                       *contacts, *l;
 513
 514         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 515
 516         priv = GET_PRIV (store);
 517
 518         if (priv->show_groups == show_groups) {
 519                 return;
 520         }
 521
 522         priv->show_groups = show_groups;
 523
 524         /* Remove all contacts and add them back, not optimized but that's the
 525          * easy way :) */
 526         gtk_tree_store_clear (GTK_TREE_STORE (store));
 527         contacts = empathy_contact_list_get_members (priv->list);
 528         for (l = contacts; l; l = l->next) {
 529                 contact_list_store_members_changed_cb (priv->list, l->data,
 530                                                        NULL, 0, NULL,
 531                                                        TRUE,
 532                                                        store);
 533
 534                 g_object_unref (l->data);
 535         }
 536         g_list_free (contacts);
 537
 538         g_object_notify (G_OBJECT (store), "show-groups");
 539 }
 540
 541 gboolean
 542 empathy_contact_list_store_get_is_compact (EmpathyContactListStore *store)
 543 {
 544         EmpathyContactListStorePriv *priv;
 545
 546         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), TRUE);
 547
 548         priv = GET_PRIV (store);
 549
 550         return priv->is_compact;
 551 }
 552
 553 void
 554 empathy_contact_list_store_set_is_compact (EmpathyContactListStore *store,
 555                                           gboolean                is_compact)
 556 {
 557         EmpathyContactListStorePriv *priv;
 558         GtkTreeModel               *model;
 559
 560         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 561
 562         priv = GET_PRIV (store);
 563
 564         priv->is_compact = is_compact;
 565
 566         model = GTK_TREE_MODEL (store);
 567
 568         gtk_tree_model_foreach (model,
 569                                 (GtkTreeModelForeachFunc)
 570                                 contact_list_store_update_list_mode_foreach,
 571                                 store);
 572
 573         g_object_notify (G_OBJECT (store), "is-compact");
 574 }
 575
 576 EmpathyContactListStoreSort
 577 empathy_contact_list_store_get_sort_criterium (EmpathyContactListStore *store)
 578 {
 579         EmpathyContactListStorePriv *priv;
 580
 581         g_return_val_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store), 0);
 582
 583         priv = GET_PRIV (store);
 584
 585         return priv->sort_criterium;
 586 }
 587
 588 void
 589 empathy_contact_list_store_set_sort_criterium (EmpathyContactListStore     *store,
 590                                               EmpathyContactListStoreSort  sort_criterium)
 591 {
 592         EmpathyContactListStorePriv *priv;
 593
 594         g_return_if_fail (EMPATHY_IS_CONTACT_LIST_STORE (store));
 595
 596         priv = GET_PRIV (store);
 597
 598         priv->sort_criterium = sort_criterium;
 599
 600         switch (sort_criterium) {
 601         case EMPATHY_CONTACT_LIST_STORE_SORT_STATE:
 602                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store),
 603                                                       EMPATHY_CONTACT_LIST_STORE_COL_STATUS,
 604                                                       GTK_SORT_ASCENDING);
 605                 break;
 606
 607         case EMPATHY_CONTACT_LIST_STORE_SORT_NAME:
 608                 gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (store),
 609                                                       EMPATHY_CONTACT_LIST_STORE_COL_NAME,
 610                                                       GTK_SORT_ASCENDING);
 611                 break;
 612         }
 613
 614         g_object_notify (G_OBJECT (store), "sort-criterium");
 615 }
 616
 617 gboolean
 618 empathy_contact_list_store_row_separator_func (GtkTreeModel *model,
 619                                               GtkTreeIter  *iter,
 620                                               gpointer      data)
 621 {
 622         gboolean is_separator = FALSE;
 623
 624         g_return_val_if_fail (GTK_IS_TREE_MODEL (model), FALSE);
 625
 626         gtk_tree_model_get (model, iter,
 627                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator,
 628                             -1);
 629
 630         return is_separator;
 631 }
 632
 633 gchar *
 634 empathy_contact_list_store_get_parent_group (GtkTreeModel *model,
 635                                             GtkTreePath  *path,
 636                                             gboolean     *path_is_group)
 637 {
 638         GtkTreeIter  parent_iter, iter;
 639         gchar       *name = NULL;
 640         gboolean     is_group;
 641
 642         g_return_val_if_fail (GTK_IS_TREE_MODEL (model), NULL);
 643
 644         if (path_is_group) {
 645                 *path_is_group = FALSE;
 646         }
 647
 648         if (!gtk_tree_model_get_iter (model, &iter, path)) {
 649                 return NULL;
 650         }
 651
 652         gtk_tree_model_get (model, &iter,
 653                             EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, &is_group,
 654                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name,
 655                             -1);
 656
 657         if (!is_group) {
 658                 g_free (name);
 659                 name = NULL;
 660
 661                 if (!gtk_tree_model_iter_parent (model, &parent_iter, &iter)) {
 662                         return NULL;
 663                 }
 664
 665                 iter = parent_iter;
 666
 667                 gtk_tree_model_get (model, &iter,
 668                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, &is_group,
 669                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name,
 670                                     -1);
 671                 if (!is_group) {
 672                         g_free (name);
 673                         return NULL;
 674                 }
 675         }
 676
 677         if (path_is_group) {
 678                 *path_is_group = TRUE;
 679         }
 680
 681         return name;
 682 }
 683
 684 gboolean
 685 empathy_contact_list_store_search_equal_func (GtkTreeModel *model,
 686                                               gint          column,
 687                                               const gchar  *key,
 688                                               GtkTreeIter  *iter,
 689                                               gpointer      search_data)
 690 {
 691         gchar    *name, *name_folded;
 692         gchar    *key_folded;
 693         gboolean  ret;
 694
 695         g_return_val_if_fail (GTK_IS_TREE_MODEL (model), FALSE);
 696
 697         if (!key) {
 698                 return TRUE;
 699         }
 700
 701         gtk_tree_model_get (model, iter,
 702                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name,
 703                             -1);
 704
 705         if (!name) {
 706                 return TRUE;
 707         }
 708
 709         name_folded = g_utf8_casefold (name, -1);
 710         key_folded = g_utf8_casefold (key, -1);
 711
 712         if (name_folded && key_folded &&
 713             strstr (name_folded, key_folded)) {
 714                 ret = FALSE;
 715         } else {
 716                 ret = TRUE;
 717         }
 718
 719         g_free (name);
 720         g_free (name_folded);
 721         g_free (key_folded);
 722
 723         return ret;
 724 }
 725
 726 static void
 727 contact_list_store_setup (EmpathyContactListStore *store)
 728 {
 729         EmpathyContactListStorePriv *priv;
 730         GType                       types[] = {G_TYPE_STRING,        /* Status icon-name */
 731                                                GDK_TYPE_PIXBUF,      /* Avatar pixbuf */
 732                                                G_TYPE_BOOLEAN,       /* Avatar pixbuf visible */
 733                                                G_TYPE_STRING,        /* Name */
 734                                                G_TYPE_STRING,        /* Status string */
 735                                                G_TYPE_BOOLEAN,       /* Show status */
 736                                                EMPATHY_TYPE_CONTACT, /* Contact type */
 737                                                G_TYPE_BOOLEAN,       /* Is group */
 738                                                G_TYPE_BOOLEAN,       /* Is active */
 739                                                G_TYPE_BOOLEAN,       /* Is online */
 740                                                G_TYPE_BOOLEAN,       /* Is separator */
 741                                                G_TYPE_BOOLEAN};      /* Can VoIP */
 742
 743         priv = GET_PRIV (store);
 744
 745         gtk_tree_store_set_column_types (GTK_TREE_STORE (store),
 746                                          EMPATHY_CONTACT_LIST_STORE_COL_COUNT,
 747                                          types);
 748
 749         /* Set up sorting */
 750         gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (store),
 751                                          EMPATHY_CONTACT_LIST_STORE_COL_NAME,
 752                                          contact_list_store_name_sort_func,
 753                                          store, NULL);
 754         gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (store),
 755                                          EMPATHY_CONTACT_LIST_STORE_COL_STATUS,
 756                                          contact_list_store_state_sort_func,
 757                                          store, NULL);
 758
 759         priv->sort_criterium = EMPATHY_CONTACT_LIST_STORE_SORT_NAME;
 760         empathy_contact_list_store_set_sort_criterium (store, priv->sort_criterium);
 761 }
 762
 763 static gboolean
 764 contact_list_store_inibit_active_cb (EmpathyContactListStore *store)
 765 {
 766         EmpathyContactListStorePriv *priv;
 767
 768         priv = GET_PRIV (store);
 769
 770         priv->show_active = TRUE;
 771         priv->inhibit_active = 0;
 772
 773         return FALSE;
 774 }
 775
 776 static void
 777 contact_list_store_members_changed_cb (EmpathyContactList      *list_iface,
 778                                        EmpathyContact          *contact,
 779                                        EmpathyContact          *actor,
 780                                        guint                    reason,
 781                                        gchar                   *message,
 782                                        gboolean                 is_member,
 783                                        EmpathyContactListStore *store)
 784 {
 785         EmpathyContactListStorePriv *priv;
 786
 787         priv = GET_PRIV (store);
 788
 789         empathy_debug (DEBUG_DOMAIN,
 790                       "Contact %s (%d) %s",
 791                       empathy_contact_get_id (contact),
 792                       empathy_contact_get_handle (contact),
 793                       is_member ? "added" : "removed");
 794
 795         if (is_member) {
 796                 g_signal_connect (contact, "notify::presence",
 797                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 798                                   store);
 799                 g_signal_connect (contact, "notify::presence-message",
 800                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 801                                   store);
 802                 g_signal_connect (contact, "notify::name",
 803                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 804                                   store);
 805                 g_signal_connect (contact, "notify::avatar",
 806                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 807                                   store);
 808                 g_signal_connect (contact, "notify::capabilities",
 809                                   G_CALLBACK (contact_list_store_contact_updated_cb),
 810                                   store);
 811
 812                 contact_list_store_add_contact (store, contact);
 813         } else {
 814                 g_signal_handlers_disconnect_by_func (contact,
 815                                                       G_CALLBACK (contact_list_store_contact_updated_cb),
 816                                                       store);
 817
 818                 contact_list_store_remove_contact (store, contact);
 819         }
 820 }
 821
 822 static void
 823 contact_list_store_groups_changed_cb (EmpathyContactList      *list_iface,
 824                                       EmpathyContact          *contact,
 825                                       gchar                   *group,
 826                                       gboolean                 is_member,
 827                                       EmpathyContactListStore *store)
 828 {
 829         EmpathyContactListStorePriv *priv;
 830         gboolean                     show_active;
 831
 832         priv = GET_PRIV (store);
 833
 834         empathy_debug (DEBUG_DOMAIN, "Updating groups for contact %s (%d)",
 835                       empathy_contact_get_id (contact),
 836                       empathy_contact_get_handle (contact));
 837
 838         /* We do this to make sure the groups are correct, if not, we
 839          * would have to check the groups already set up for each
 840          * contact and then see what has been updated.
 841          */
 842         show_active = priv->show_active;
 843         priv->show_active = FALSE;
 844         contact_list_store_remove_contact (store, contact);
 845         contact_list_store_add_contact (store, contact);
 846         priv->show_active = show_active;
 847 }
 848
 849 static void
 850 contact_list_store_add_contact (EmpathyContactListStore *store,
 851                                 EmpathyContact          *contact)
 852 {
 853         EmpathyContactListStorePriv *priv;
 854         GtkTreeIter                 iter;
 855         GList                      *groups = NULL, *l;
 856
 857         priv = GET_PRIV (store);
 858
 859         if (G_STR_EMPTY (empathy_contact_get_name (contact)) ||
 860             (!priv->show_offline && !empathy_contact_is_online (contact))) {
 861                 return;
 862         }
 863
 864         if (priv->show_groups) {
 865                 groups = empathy_contact_list_get_groups (priv->list, contact);
 866         }
 867
 868         /* If no groups just add it at the top level. */
 869         if (!groups) {
 870                 gtk_tree_store_append (GTK_TREE_STORE (store), &iter, NULL);
 871                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter,
 872                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, empathy_contact_get_name (contact),
 873                                     EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, contact,
 874                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, FALSE,
 875                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
 876                                     EMPATHY_CONTACT_LIST_STORE_COL_CAN_VOIP, empathy_contact_can_voip (contact),
 877                                     -1);
 878         }
 879
 880         /* Else add to each group. */
 881         for (l = groups; l; l = l->next) {
 882                 GtkTreeIter iter_group;
 883
 884                 contact_list_store_get_group (store, l->data, &iter_group, NULL, NULL);
 885
 886                 gtk_tree_store_insert_after (GTK_TREE_STORE (store), &iter,
 887                                              &iter_group, NULL);
 888                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter,
 889                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, empathy_contact_get_name (contact),
 890                                     EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, contact,
 891                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, FALSE,
 892                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
 893                                     EMPATHY_CONTACT_LIST_STORE_COL_CAN_VOIP, empathy_contact_can_voip (contact),
 894                                     -1);
 895                 g_free (l->data);
 896         }
 897         g_list_free (groups);
 898
 899         contact_list_store_contact_update (store, contact);
 900
 901 }
 902
 903 static void
 904 contact_list_store_remove_contact (EmpathyContactListStore *store,
 905                                    EmpathyContact          *contact)
 906 {
 907         EmpathyContactListStorePriv *priv;
 908         GtkTreeModel               *model;
 909         GList                      *iters, *l;
 910
 911         priv = GET_PRIV (store);
 912
 913         iters = contact_list_store_find_contact (store, contact);
 914         if (!iters) {
 915                 return;
 916         }
 917
 918         /* Clean up model */
 919         model = GTK_TREE_MODEL (store);
 920
 921         for (l = iters; l; l = l->next) {
 922                 GtkTreeIter parent;
 923
 924                 /* NOTE: it is only <= 2 here because we have
 925                  * separators after the group name, otherwise it
 926                  * should be 1.
 927                  */
 928                 if (gtk_tree_model_iter_parent (model, &parent, l->data) &&
 929                     gtk_tree_model_iter_n_children (model, &parent) <= 2) {
 930                         gtk_tree_store_remove (GTK_TREE_STORE (store), &parent);
 931                 } else {
 932                         gtk_tree_store_remove (GTK_TREE_STORE (store), l->data);
 933                 }
 934         }
 935
 936         g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
 937         g_list_free (iters);
 938 }
 939
 940 static void
 941 contact_list_store_contact_update (EmpathyContactListStore *store,
 942                                    EmpathyContact          *contact)
 943 {
 944         EmpathyContactListStorePriv *priv;
 945         ShowActiveData             *data;
 946         GtkTreeModel               *model;
 947         GList                      *iters, *l;
 948         gboolean                    in_list;
 949         gboolean                    should_be_in_list;
 950         gboolean                    was_online = TRUE;
 951         gboolean                    now_online = FALSE;
 952         gboolean                    set_model = FALSE;
 953         gboolean                    do_remove = FALSE;
 954         gboolean                    do_set_active = FALSE;
 955         gboolean                    do_set_refresh = FALSE;
 956         gboolean                    show_avatar = FALSE;
 957         GdkPixbuf                  *pixbuf_avatar;
 958
 959         priv = GET_PRIV (store);
 960
 961         model = GTK_TREE_MODEL (store);
 962
 963         iters = contact_list_store_find_contact (store, contact);
 964         if (!iters) {
 965                 in_list = FALSE;
 966         } else {
 967                 in_list = TRUE;
 968         }
 969
 970         /* Get online state now. */
 971         now_online = empathy_contact_is_online (contact);
 972
 973         if (priv->show_offline || now_online) {
 974                 should_be_in_list = TRUE;
 975         } else {
 976                 should_be_in_list = FALSE;
 977         }
 978
 979         if (!in_list && !should_be_in_list) {
 980                 /* Nothing to do. */
 981                 empathy_debug (DEBUG_DOMAIN,
 982                               "Contact:'%s' in list:NO, should be:NO",
 983                               empathy_contact_get_name (contact));
 984
 985                 g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
 986                 g_list_free (iters);
 987                 return;
 988         }
 989         else if (in_list && !should_be_in_list) {
 990                 empathy_debug (DEBUG_DOMAIN,
 991                               "Contact:'%s' in list:YES, should be:NO",
 992                               empathy_contact_get_name (contact));
 993
 994                 if (priv->show_active) {
 995                         do_remove = TRUE;
 996                         do_set_active = TRUE;
 997                         do_set_refresh = TRUE;
 998
 999                         set_model = TRUE;
1000                         empathy_debug (DEBUG_DOMAIN, "Remove item (after timeout)");
1001                 } else {
1002                         empathy_debug (DEBUG_DOMAIN, "Remove item (now)!");
1003                         contact_list_store_remove_contact (store, contact);
1004                 }
1005         }
1006         else if (!in_list && should_be_in_list) {
1007                 empathy_debug (DEBUG_DOMAIN,
1008                               "Contact:'%s' in list:NO, should be:YES",
1009                               empathy_contact_get_name (contact));
1010
1011                 contact_list_store_add_contact (store, contact);
1012
1013                 if (priv->show_active) {
1014                         do_set_active = TRUE;
1015
1016                         empathy_debug (DEBUG_DOMAIN, "Set active (contact added)");
1017                 }
1018         } else {
1019                 empathy_debug (DEBUG_DOMAIN,
1020                               "Contact:'%s' in list:YES, should be:YES",
1021                               empathy_contact_get_name (contact));
1022
1023                 /* Get online state before. */
1024                 if (iters && g_list_length (iters) > 0) {
1025                         gtk_tree_model_get (model, iters->data,
1026                                             EMPATHY_CONTACT_LIST_STORE_COL_IS_ONLINE, &was_online,
1027                                             -1);
1028                 }
1029
1030                 /* Is this really an update or an online/offline. */
1031                 if (priv->show_active) {
1032                         if (was_online != now_online) {
1033                                 do_set_active = TRUE;
1034                                 do_set_refresh = TRUE;
1035
1036                                 empathy_debug (DEBUG_DOMAIN, "Set active (contact updated %s)",
1037                                               was_online ? "online  -> offline" :
1038                                                            "offline -> online");
1039                         } else {
1040                                 /* Was TRUE for presence updates. */
1041                                 /* do_set_active = FALSE;  */
1042                                 do_set_refresh = TRUE;
1043
1044                                 empathy_debug (DEBUG_DOMAIN, "Set active (contact updated)");
1045                         }
1046                 }
1047
1048                 set_model = TRUE;
1049         }
1050
1051         if (priv->show_avatars && !priv->is_compact) {
1052                 show_avatar = TRUE;
1053         }
1054         pixbuf_avatar = empathy_pixbuf_avatar_from_contact_scaled (contact, 32, 32);
1055         for (l = iters; l && set_model; l = l->next) {
1056                 gtk_tree_store_set (GTK_TREE_STORE (store), l->data,
1057                                     EMPATHY_CONTACT_LIST_STORE_COL_ICON_STATUS, empathy_icon_name_for_contact (contact),
1058                                     EMPATHY_CONTACT_LIST_STORE_COL_PIXBUF_AVATAR, pixbuf_avatar,
1059                                     EMPATHY_CONTACT_LIST_STORE_COL_PIXBUF_AVATAR_VISIBLE, show_avatar,
1060                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, empathy_contact_get_name (contact),
1061                                     EMPATHY_CONTACT_LIST_STORE_COL_STATUS, empathy_contact_get_status (contact),
1062                                     EMPATHY_CONTACT_LIST_STORE_COL_STATUS_VISIBLE, !priv->is_compact,
1063                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, FALSE,
1064                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_ONLINE, now_online,
1065                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
1066                                     EMPATHY_CONTACT_LIST_STORE_COL_CAN_VOIP, empathy_contact_can_voip (contact),
1067                                     -1);
1068         }
1069
1070         if (pixbuf_avatar) {
1071                 g_object_unref (pixbuf_avatar);
1072         }
1073
1074         if (priv->show_active && do_set_active) {
1075                 contact_list_store_contact_set_active (store, contact, do_set_active, do_set_refresh);
1076
1077                 if (do_set_active) {
1078                         data = contact_list_store_contact_active_new (store, contact, do_remove);
1079                         g_timeout_add_seconds (ACTIVE_USER_SHOW_TIME,
1080                                                (GSourceFunc) contact_list_store_contact_active_cb,
1081                                                data);
1082                 }
1083         }
1084
1085         /* FIXME: when someone goes online then offline quickly, the
1086          * first timeout sets the user to be inactive and the second
1087          * timeout removes the user from the contact list, really we
1088          * should remove the first timeout.
1089          */
1090         g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
1091         g_list_free (iters);
1092 }
1093
1094 static void
1095 contact_list_store_contact_updated_cb (EmpathyContact          *contact,
1096                                        GParamSpec              *param,
1097                                        EmpathyContactListStore *store)
1098 {
1099         empathy_debug (DEBUG_DOMAIN,
1100                       "Contact:'%s' updated, checking roster is in sync...",
1101                       empathy_contact_get_name (contact));
1102
1103         contact_list_store_contact_update (store, contact);
1104 }
1105
1106 static void
1107 contact_list_store_contact_set_active (EmpathyContactListStore *store,
1108                                        EmpathyContact          *contact,
1109                                        gboolean                active,
1110                                        gboolean                set_changed)
1111 {
1112         EmpathyContactListStorePriv *priv;
1113         GtkTreeModel               *model;
1114         GList                      *iters, *l;
1115
1116         priv = GET_PRIV (store);
1117         model = GTK_TREE_MODEL (store);
1118
1119         iters = contact_list_store_find_contact (store, contact);
1120         for (l = iters; l; l = l->next) {
1121                 GtkTreePath *path;
1122
1123                 gtk_tree_store_set (GTK_TREE_STORE (store), l->data,
1124                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_ACTIVE, active,
1125                                     -1);
1126
1127                 empathy_debug (DEBUG_DOMAIN, "Set item %s", active ? "active" : "inactive");
1128
1129                 if (set_changed) {
1130                         path = gtk_tree_model_get_path (model, l->data);
1131                         gtk_tree_model_row_changed (model, path, l->data);
1132                         gtk_tree_path_free (path);
1133                 }
1134         }
1135
1136         g_list_foreach (iters, (GFunc) gtk_tree_iter_free, NULL);
1137         g_list_free (iters);
1138
1139 }
1140
1141 static ShowActiveData *
1142 contact_list_store_contact_active_new (EmpathyContactListStore *store,
1143                                        EmpathyContact          *contact,
1144                                        gboolean                remove)
1145 {
1146         ShowActiveData *data;
1147
1148         empathy_debug (DEBUG_DOMAIN,
1149                       "Contact:'%s' now active, and %s be removed",
1150                       empathy_contact_get_name (contact),
1151                       remove ? "WILL" : "WILL NOT");
1152
1153         data = g_slice_new0 (ShowActiveData);
1154
1155         data->store = g_object_ref (store);
1156         data->contact = g_object_ref (contact);
1157         data->remove = remove;
1158
1159         return data;
1160 }
1161
1162 static void
1163 contact_list_store_contact_active_free (ShowActiveData *data)
1164 {
1165         g_object_unref (data->contact);
1166         g_object_unref (data->store);
1167
1168         g_slice_free (ShowActiveData, data);
1169 }
1170
1171 static gboolean
1172 contact_list_store_contact_active_cb (ShowActiveData *data)
1173 {
1174         EmpathyContactListStorePriv *priv;
1175
1176         priv = GET_PRIV (data->store);
1177
1178         if (data->remove &&
1179             !priv->show_offline &&
1180             !empathy_contact_is_online (data->contact)) {
1181                 empathy_debug (DEBUG_DOMAIN,
1182                               "Contact:'%s' active timeout, removing item",
1183                               empathy_contact_get_name (data->contact));
1184                 contact_list_store_remove_contact (data->store, data->contact);
1185         }
1186
1187         empathy_debug (DEBUG_DOMAIN,
1188                       "Contact:'%s' no longer active",
1189                       empathy_contact_get_name (data->contact));
1190
1191         contact_list_store_contact_set_active (data->store,
1192                                                data->contact,
1193                                                FALSE,
1194                                                TRUE);
1195
1196         contact_list_store_contact_active_free (data);
1197
1198         return FALSE;
1199 }
1200
1201 static gboolean
1202 contact_list_store_get_group_foreach (GtkTreeModel *model,
1203                                       GtkTreePath  *path,
1204                                       GtkTreeIter  *iter,
1205                                       FindGroup    *fg)
1206 {
1207         gchar    *str;
1208         gboolean  is_group;
1209
1210         /* Groups are only at the top level. */
1211         if (gtk_tree_path_get_depth (path) != 1) {
1212                 return FALSE;
1213         }
1214
1215         gtk_tree_model_get (model, iter,
1216                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &str,
1217                             EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, &is_group,
1218                             -1);
1219
1220         if (is_group && !tp_strdiff (str, fg->name)) {
1221                 fg->found = TRUE;
1222                 fg->iter = *iter;
1223         }
1224
1225         g_free (str);
1226
1227         return fg->found;
1228 }
1229
1230 static void
1231 contact_list_store_get_group (EmpathyContactListStore *store,
1232                               const gchar            *name,
1233                               GtkTreeIter            *iter_group_to_set,
1234                               GtkTreeIter            *iter_separator_to_set,
1235                               gboolean               *created)
1236 {
1237         EmpathyContactListStorePriv *priv;
1238         GtkTreeModel                *model;
1239         GtkTreeIter                  iter_group;
1240         GtkTreeIter                  iter_separator;
1241         FindGroup                    fg;
1242
1243         priv = GET_PRIV (store);
1244
1245         memset (&fg, 0, sizeof (fg));
1246
1247         fg.name = name;
1248
1249         model = GTK_TREE_MODEL (store);
1250         gtk_tree_model_foreach (model,
1251                                 (GtkTreeModelForeachFunc) contact_list_store_get_group_foreach,
1252                                 &fg);
1253
1254         if (!fg.found) {
1255                 if (created) {
1256                         *created = TRUE;
1257                 }
1258
1259                 gtk_tree_store_append (GTK_TREE_STORE (store), &iter_group, NULL);
1260                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter_group,
1261                                     EMPATHY_CONTACT_LIST_STORE_COL_ICON_STATUS, NULL,
1262                                     EMPATHY_CONTACT_LIST_STORE_COL_NAME, name,
1263                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_GROUP, TRUE,
1264                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_ACTIVE, FALSE,
1265                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, FALSE,
1266                                     -1);
1267
1268                 if (iter_group_to_set) {
1269                         *iter_group_to_set = iter_group;
1270                 }
1271
1272                 gtk_tree_store_append (GTK_TREE_STORE (store),
1273                                        &iter_separator,
1274                                        &iter_group);
1275                 gtk_tree_store_set (GTK_TREE_STORE (store), &iter_separator,
1276                                     EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, TRUE,
1277                                     -1);
1278
1279                 if (iter_separator_to_set) {
1280                         *iter_separator_to_set = iter_separator;
1281                 }
1282         } else {
1283                 if (created) {
1284                         *created = FALSE;
1285                 }
1286
1287                 if (iter_group_to_set) {
1288                         *iter_group_to_set = fg.iter;
1289                 }
1290
1291                 iter_separator = fg.iter;
1292
1293                 if (gtk_tree_model_iter_next (model, &iter_separator)) {
1294                         gboolean is_separator;
1295
1296                         gtk_tree_model_get (model, &iter_separator,
1297                                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator,
1298                                             -1);
1299
1300                         if (is_separator && iter_separator_to_set) {
1301                                 *iter_separator_to_set = iter_separator;
1302                         }
1303                 }
1304         }
1305 }
1306
1307 static guint
1308 contact_list_store_ordered_presence (McPresence state)
1309 {
1310         switch (state) {
1311         case MC_PRESENCE_UNSET:
1312         case MC_PRESENCE_OFFLINE:
1313                 return 5;
1314         case MC_PRESENCE_AVAILABLE:
1315                 return 0;
1316         case MC_PRESENCE_AWAY:
1317                 return 2;
1318         case MC_PRESENCE_EXTENDED_AWAY:
1319                 return 3;
1320         case MC_PRESENCE_HIDDEN:
1321                 return 4;
1322         case MC_PRESENCE_DO_NOT_DISTURB:
1323                 return 1;
1324         default:
1325                 g_return_val_if_reached (6);
1326         }
1327 }
1328
1329 static gint
1330 contact_list_store_state_sort_func (GtkTreeModel *model,
1331                                     GtkTreeIter  *iter_a,
1332                                     GtkTreeIter  *iter_b,
1333                                     gpointer      user_data)
1334 {
1335         gint            ret_val = 0;
1336         gchar          *name_a, *name_b;
1337         gboolean        is_separator_a, is_separator_b;
1338         EmpathyContact *contact_a, *contact_b;
1339         guint           presence_a, presence_b;
1340
1341         gtk_tree_model_get (model, iter_a,
1342                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_a,
1343                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_a,
1344                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_a,
1345                             -1);
1346         gtk_tree_model_get (model, iter_b,
1347                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_b,
1348                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_b,
1349                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_b,
1350                             -1);
1351
1352         /* Separator or group? */
1353         if (is_separator_a || is_separator_b) {
1354                 if (is_separator_a) {
1355                         ret_val = -1;
1356                 } else if (is_separator_b) {
1357                         ret_val = 1;
1358                 }
1359         } else if (!contact_a && contact_b) {
1360                 ret_val = 1;
1361         } else if (contact_a && !contact_b) {
1362                 ret_val = -1;
1363         } else if (!contact_a && !contact_b) {
1364                 /* Handle groups */
1365                 ret_val = g_utf8_collate (name_a, name_b);
1366         }
1367
1368         if (ret_val) {
1369                 goto free_and_out;
1370         }
1371
1372         /* If we managed to get this far, we can start looking at
1373          * the presences.
1374          */
1375         presence_a = empathy_contact_get_presence (EMPATHY_CONTACT (contact_a));
1376         presence_a = contact_list_store_ordered_presence (presence_a);
1377         presence_b = empathy_contact_get_presence (EMPATHY_CONTACT (contact_b));
1378         presence_b = contact_list_store_ordered_presence (presence_b);
1379
1380         if (presence_a < presence_b) {
1381                 ret_val = -1;
1382         } else if (presence_a > presence_b) {
1383                 ret_val = 1;
1384         } else {
1385                 /* Fallback: compare by name */
1386                 ret_val = g_utf8_collate (name_a, name_b);
1387         }
1388
1389 free_and_out:
1390         g_free (name_a);
1391         g_free (name_b);
1392
1393         if (contact_a) {
1394                 g_object_unref (contact_a);
1395         }
1396
1397         if (contact_b) {
1398                 g_object_unref (contact_b);
1399         }
1400
1401         return ret_val;
1402 }
1403
1404 static gint
1405 contact_list_store_name_sort_func (GtkTreeModel *model,
1406                                    GtkTreeIter  *iter_a,
1407                                    GtkTreeIter  *iter_b,
1408                                    gpointer      user_data)
1409 {
1410         gchar         *name_a, *name_b;
1411         EmpathyContact *contact_a, *contact_b;
1412         gboolean       is_separator_a, is_separator_b;
1413         gint           ret_val;
1414
1415         gtk_tree_model_get (model, iter_a,
1416                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_a,
1417                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_a,
1418                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_a,
1419                             -1);
1420         gtk_tree_model_get (model, iter_b,
1421                             EMPATHY_CONTACT_LIST_STORE_COL_NAME, &name_b,
1422                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact_b,
1423                             EMPATHY_CONTACT_LIST_STORE_COL_IS_SEPARATOR, &is_separator_b,
1424                             -1);
1425
1426         /* If contact is NULL it means it's a group. */
1427
1428         if (is_separator_a || is_separator_b) {
1429                 if (is_separator_a) {
1430                         ret_val = -1;
1431                 } else if (is_separator_b) {
1432                         ret_val = 1;
1433                 }
1434         } else if (!contact_a && contact_b) {
1435                 ret_val = 1;
1436         } else if (contact_a && !contact_b) {
1437                 ret_val = -1;
1438         } else {
1439                 ret_val = g_utf8_collate (name_a, name_b);
1440         }
1441
1442         g_free (name_a);
1443         g_free (name_b);
1444
1445         if (contact_a) {
1446                 g_object_unref (contact_a);
1447         }
1448
1449         if (contact_b) {
1450                 g_object_unref (contact_b);
1451         }
1452
1453         return ret_val;
1454 }
1455
1456 static gboolean
1457 contact_list_store_find_contact_foreach (GtkTreeModel *model,
1458                                          GtkTreePath  *path,
1459                                          GtkTreeIter  *iter,
1460                                          FindContact  *fc)
1461 {
1462         EmpathyContact *contact;
1463
1464         gtk_tree_model_get (model, iter,
1465                             EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact,
1466                             -1);
1467
1468         if (contact == fc->contact) {
1469                 fc->found = TRUE;
1470                 fc->iters = g_list_append (fc->iters, gtk_tree_iter_copy (iter));
1471         }
1472
1473         if (contact) {
1474                 g_object_unref (contact);
1475         }
1476
1477         return FALSE;
1478 }
1479
1480 static GList *
1481 contact_list_store_find_contact (EmpathyContactListStore *store,
1482                                  EmpathyContact          *contact)
1483 {
1484         EmpathyContactListStorePriv *priv;
1485         GtkTreeModel              *model;
1486         GList                     *l = NULL;
1487         FindContact                fc;
1488
1489         priv = GET_PRIV (store);
1490
1491         memset (&fc, 0, sizeof (fc));
1492
1493         fc.contact = contact;
1494
1495         model = GTK_TREE_MODEL (store);
1496         gtk_tree_model_foreach (model,
1497                                 (GtkTreeModelForeachFunc) contact_list_store_find_contact_foreach,
1498                                 &fc);
1499
1500         if (fc.found) {
1501                 l = fc.iters;
1502         }
1503
1504         return l;
1505 }
1506
1507 static gboolean
1508 contact_list_store_update_list_mode_foreach (GtkTreeModel           *model,
1509                                              GtkTreePath            *path,
1510                                              GtkTreeIter            *iter,
1511                                              EmpathyContactListStore *store)
1512 {
1513         EmpathyContactListStorePriv *priv;
1514         gboolean                    show_avatar = FALSE;
1515
1516         priv = GET_PRIV (store);
1517
1518         if (priv->show_avatars && !priv->is_compact) {
1519                 show_avatar = TRUE;
1520         }
1521
1522         gtk_tree_store_set (GTK_TREE_STORE (store), iter,
1523                             EMPATHY_CONTACT_LIST_STORE_COL_PIXBUF_AVATAR_VISIBLE, show_avatar,
1524                             EMPATHY_CONTACT_LIST_STORE_COL_STATUS_VISIBLE, !priv->is_compact,
1525                             -1);
1526
1527         return FALSE;
1528 }
1529