libempathy/empathy-tp-contact-factory.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2007 Collabora Ltd.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  18  *
  19  * Authors: Xavier Claessens <xclaesse@gmail.com>
  20  */
  21
  22 #include <config.h>
  23
  24 #include <string.h>
  25
  26 #include <telepathy-glib/util.h>
  27 #include <libtelepathy/tp-conn.h>
  28 #include <libtelepathy/tp-conn-iface-aliasing-gen.h>
  29 #include <libtelepathy/tp-conn-iface-presence-gen.h>
  30 #include <libtelepathy/tp-conn-iface-avatars-gen.h>
  31 #include <libtelepathy/tp-conn-iface-capabilities-gen.h>
  32 #include <libmissioncontrol/mission-control.h>
  33
  34 #include "empathy-tp-contact-factory.h"
  35 #include "empathy-utils.h"
  36 #include "empathy-debug.h"
  37
  38 #define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), \
  39                        EMPATHY_TYPE_TP_CONTACT_FACTORY, EmpathyTpContactFactoryPriv))
  40
  41 #define DEBUG_DOMAIN "TpContactFactory"
  42
  43 struct _EmpathyTpContactFactoryPriv {
  44         MissionControl *mc;
  45         McAccount      *account;
  46
  47         TpConn         *tp_conn;
  48         DBusGProxy     *aliasing_iface;
  49         DBusGProxy     *avatars_iface;
  50         DBusGProxy     *presence_iface;
  51         DBusGProxy     *capabilities_iface;
  52
  53         GList          *contacts;
  54         guint           self_handle;
  55 };
  56
  57 static void empathy_tp_contact_factory_class_init (EmpathyTpContactFactoryClass *klass);
  58 static void empathy_tp_contact_factory_init       (EmpathyTpContactFactory      *factory);
  59
  60 G_DEFINE_TYPE (EmpathyTpContactFactory, empathy_tp_contact_factory, G_TYPE_OBJECT);
  61
  62 enum {
  63         PROP_0,
  64         PROP_ACCOUNT,
  65 };
  66
  67 static EmpathyContact *
  68 tp_contact_factory_find_by_handle (EmpathyTpContactFactory *tp_factory,
  69                                    guint                    handle)
  70 {
  71         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
  72         GList                       *l;
  73
  74         for (l = priv->contacts; l; l = l->next) {
  75                 if (empathy_contact_get_handle (l->data) == handle) {
  76                         return l->data;
  77                 }
  78         }
  79
  80         return NULL;
  81 }
  82
  83 static EmpathyContact *
  84 tp_contact_factory_find_by_id (EmpathyTpContactFactory *tp_factory,
  85                                const gchar             *id)
  86 {
  87         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
  88         GList                       *l;
  89
  90         for (l = priv->contacts; l; l = l->next) {
  91                 if (!tp_strdiff (empathy_contact_get_id (l->data), id)) {
  92                         return l->data;
  93                 }
  94         }
  95
  96         return NULL;
  97 }
  98
  99 static void
 100 tp_contact_factory_weak_notify (gpointer data,
 101                                 GObject *where_the_object_was)
 102 {
 103         EmpathyTpContactFactoryPriv *priv = GET_PRIV (data);
 104
 105         empathy_debug (DEBUG_DOMAIN, "Remove finalized contact %p",
 106                        where_the_object_was);
 107
 108         priv->contacts = g_list_remove (priv->contacts, where_the_object_was);
 109 }
 110
 111 static void
 112 tp_contact_factory_presences_table_foreach (const gchar    *state_str,
 113                                             GHashTable     *presences_table,
 114                                             EmpathyContact *contact)
 115 {
 116         const GValue *message;
 117
 118         empathy_contact_set_presence (contact,
 119                                       empathy_presence_from_str (state_str));
 120
 121         message = g_hash_table_lookup (presences_table, "message");
 122         if (message != NULL) {
 123                 empathy_contact_set_presence_message (contact,
 124                                                       g_value_get_string (message));
 125         }
 126 }
 127
 128 static void
 129 tp_contact_factory_parse_presence_foreach (guint                    handle,
 130                                            GValueArray             *presence_struct,
 131                                            EmpathyTpContactFactory *tp_factory)
 132 {
 133         GHashTable      *presences_table;
 134         EmpathyContact  *contact;
 135
 136         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 137         if (!contact) {
 138                 return;
 139         }
 140
 141         presences_table = g_value_get_boxed (g_value_array_get_nth (presence_struct, 1));
 142
 143         g_hash_table_foreach (presences_table,
 144                               (GHFunc) tp_contact_factory_presences_table_foreach,
 145                               contact);
 146
 147         empathy_debug (DEBUG_DOMAIN, "Changing presence for contact %s (%d) to %s (%d)",
 148                       empathy_contact_get_id (contact),
 149                       handle,
 150                       empathy_contact_get_presence_message (contact),
 151                       empathy_contact_get_presence (contact));
 152 }
 153
 154 static void
 155 tp_contact_factory_get_presence_cb (DBusGProxy *proxy,
 156                                     GHashTable *handle_table,
 157                                     GError     *error,
 158                                     gpointer    user_data)
 159 {
 160         EmpathyTpContactFactory *tp_factory = user_data;
 161
 162         if (error) {
 163                 empathy_debug (DEBUG_DOMAIN, "Error getting presence: %s",
 164                               error->message);
 165                 goto OUT;
 166         }
 167
 168         g_hash_table_foreach (handle_table,
 169                               (GHFunc) tp_contact_factory_parse_presence_foreach,
 170                               tp_factory);
 171
 172         g_hash_table_destroy (handle_table);
 173 OUT:
 174         g_object_unref (tp_factory);
 175 }
 176
 177 static void
 178 tp_contact_factory_presence_update_cb (DBusGProxy              *proxy,
 179                                        GHashTable              *handle_table,
 180                                        EmpathyTpContactFactory *tp_factory)
 181 {
 182         g_hash_table_foreach (handle_table,
 183                               (GHFunc) tp_contact_factory_parse_presence_foreach,
 184                               tp_factory);
 185 }
 186
 187 static void
 188 tp_contact_factory_set_aliases_cb (DBusGProxy *proxy,
 189                                    GError     *error,
 190                                    gpointer    user_data)
 191 {
 192         EmpathyTpContactFactory *tp_factory = user_data;
 193
 194         if (error) {
 195                 empathy_debug (DEBUG_DOMAIN, "Error setting alias: %s",
 196                                error->message);
 197         }
 198
 199         g_object_unref (tp_factory);
 200 }
 201
 202 typedef struct {
 203         EmpathyTpContactFactory *tp_factory;
 204         guint                   *handles;
 205 } RequestAliasesData;
 206
 207 static void
 208 tp_contact_factory_request_aliases_cb (DBusGProxy  *proxy,
 209                                        gchar      **contact_names,
 210                                        GError      *error,
 211                                        gpointer     user_data)
 212 {
 213         RequestAliasesData  *data = user_data;
 214         guint                i = 0;
 215         gchar              **name;
 216
 217         if (error) {
 218                 empathy_debug (DEBUG_DOMAIN, "Error requesting aliases: %s",
 219                               error->message);
 220                 goto OUT;
 221         }
 222
 223         for (name = contact_names; *name; name++) {
 224                 EmpathyContact *contact;
 225
 226                 contact = tp_contact_factory_find_by_handle (data->tp_factory,
 227                                                              data->handles[i]);
 228                 if (!contact) {
 229                         continue;
 230                 }
 231
 232                 empathy_debug (DEBUG_DOMAIN, "Renaming contact %s (%d) to %s (request cb)",
 233                                empathy_contact_get_id (contact),
 234                                data->handles[i], *name);
 235
 236                 empathy_contact_set_name (contact, *name);
 237
 238                 i++;
 239         }
 240
 241         g_strfreev (contact_names);
 242 OUT:
 243         g_object_unref (data->tp_factory);
 244         g_free (data->handles);
 245         g_slice_free (RequestAliasesData, data);
 246 }
 247
 248 static void
 249 tp_contact_factory_aliases_changed_cb (DBusGProxy *proxy,
 250                                        GPtrArray  *renamed_handlers,
 251                                        gpointer    user_data)
 252 {
 253         EmpathyTpContactFactory *tp_factory = user_data;
 254         guint                    i;
 255
 256         for (i = 0; renamed_handlers->len > i; i++) {
 257                 guint           handle;
 258                 const gchar    *alias;
 259                 GValueArray    *renamed_struct;
 260                 EmpathyContact *contact;
 261
 262                 renamed_struct = g_ptr_array_index (renamed_handlers, i);
 263                 handle = g_value_get_uint(g_value_array_get_nth (renamed_struct, 0));
 264                 alias = g_value_get_string(g_value_array_get_nth (renamed_struct, 1));
 265                 contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 266
 267                 if (!contact) {
 268                         /* We don't know this contact, skip */
 269                         continue;
 270                 }
 271
 272                 if (G_STR_EMPTY (alias)) {
 273                         alias = NULL;
 274                 }
 275
 276                 empathy_debug (DEBUG_DOMAIN, "Renaming contact %s (%d) to %s (changed cb)",
 277                                empathy_contact_get_id (contact),
 278                                handle, alias);
 279
 280                 empathy_contact_set_name (contact, alias);
 281         }
 282 }
 283
 284 static void
 285 tp_contact_factory_set_avatar_cb (DBusGProxy *proxy,
 286                                   gchar      *token,
 287                                   GError     *error,
 288                                   gpointer    user_data)
 289 {
 290         EmpathyTpContactFactory *tp_factory = user_data;
 291
 292         if (error) {
 293                 empathy_debug (DEBUG_DOMAIN, "Error setting avatar: %s",
 294                                error->message);
 295         }
 296
 297         g_object_unref (tp_factory);
 298         g_free (token);
 299 }
 300
 301 static void
 302 tp_contact_factory_clear_avatar_cb (DBusGProxy *proxy,
 303                                     GError     *error,
 304                                     gpointer    user_data)
 305 {
 306         EmpathyTpContactFactory *tp_factory = user_data;
 307
 308         if (error) {
 309                 empathy_debug (DEBUG_DOMAIN, "Error clearing avatar: %s",
 310                                error->message);
 311         }
 312
 313         g_object_unref (tp_factory);
 314 }
 315
 316 static void
 317 tp_contact_factory_avatar_retrieved_cb (DBusGProxy *proxy,
 318                                         guint       handle,
 319                                         gchar      *token,
 320                                         GArray     *avatar_data,
 321                                         gchar      *mime_type,
 322                                         gpointer    user_data)
 323 {
 324         EmpathyTpContactFactory *tp_factory = user_data;
 325         EmpathyContact          *contact;
 326         EmpathyAvatar           *avatar;
 327
 328         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 329         if (!contact) {
 330                 return;
 331         }
 332
 333         empathy_debug (DEBUG_DOMAIN, "Avatar retrieved for contact %s (%d)",
 334                        empathy_contact_get_id (contact),
 335                        handle);
 336
 337         avatar = empathy_avatar_new (avatar_data->data,
 338                                      avatar_data->len,
 339                                      mime_type,
 340                                      token);
 341
 342         empathy_contact_set_avatar (contact, avatar);
 343         empathy_avatar_unref (avatar);
 344 }
 345
 346 static void
 347 tp_contact_factory_request_avatars_cb (DBusGProxy *proxy,
 348                                        GError     *error,
 349                                        gpointer    user_data)
 350 {
 351         EmpathyTpContactFactory *tp_factory = user_data;
 352
 353         if (error) {
 354                 empathy_debug (DEBUG_DOMAIN, "Error requesting avatars: %s",
 355                                error->message);
 356         }
 357
 358         g_object_unref (tp_factory);
 359 }
 360
 361 static gboolean
 362 tp_contact_factory_avatar_maybe_update (EmpathyTpContactFactory *tp_factory,
 363                                         guint                    handle,
 364                                         const gchar             *token)
 365 {
 366         EmpathyContact *contact;
 367         EmpathyAvatar  *avatar;
 368
 369         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 370         if (!contact) {
 371                 return TRUE;
 372         }
 373
 374         /* Check if we have an avatar */
 375         if (G_STR_EMPTY (token)) {
 376                 empathy_contact_set_avatar (contact, NULL);
 377                 return TRUE;
 378         }
 379
 380         /* Check if the avatar changed */
 381         avatar = empathy_contact_get_avatar (contact);
 382         if (avatar && !tp_strdiff (avatar->token, token)) {
 383                 return TRUE;
 384         }
 385
 386         /* The avatar changed, search the new one in the cache */
 387         avatar = empathy_avatar_new_from_cache (token);
 388         if (avatar) {
 389                 /* Got from cache, use it */
 390                 empathy_contact_set_avatar (contact, avatar);
 391                 empathy_avatar_unref (avatar);
 392                 return TRUE;
 393         }
 394
 395         /* Avatar is not up-to-date, we have to request it. */
 396         return FALSE;
 397 }
 398
 399 typedef struct {
 400         EmpathyTpContactFactory *tp_factory;
 401         GArray                  *handles;
 402 } TokensData;
 403
 404 static void
 405 tp_contact_factory_avatar_tokens_foreach (gpointer key,
 406                                           gpointer value,
 407                                           gpointer user_data)
 408 {
 409         TokensData  *data = user_data;
 410         const gchar *token = value;
 411         guint        handle = GPOINTER_TO_UINT (key);
 412
 413         if (!tp_contact_factory_avatar_maybe_update (data->tp_factory,
 414                                                      handle, token)) {
 415                 g_array_append_val (data->handles, handle);
 416         }
 417 }
 418
 419 static void
 420 tp_contact_factory_get_known_avatar_tokens_cb (DBusGProxy *proxy,
 421                                                GHashTable *tokens,
 422                                                GError     *error,
 423                                                gpointer    user_data)
 424 {
 425         EmpathyTpContactFactory     *tp_factory = user_data;
 426         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 427         TokensData                   data;
 428
 429         if (error) {
 430                 empathy_debug (DEBUG_DOMAIN,
 431                                "Error getting known avatars tokens: %s",
 432                                error->message);
 433                 goto OUT;
 434         }
 435
 436         data.tp_factory = tp_factory;
 437         data.handles = g_array_new (FALSE, FALSE, sizeof (guint));
 438         g_hash_table_foreach (tokens,
 439                               tp_contact_factory_avatar_tokens_foreach,
 440                               &data);
 441
 442         empathy_debug (DEBUG_DOMAIN, "Got %d tokens, need to request %d avatars",
 443                        g_hash_table_size (tokens),
 444                        data.handles->len);
 445
 446         /* Request needed avatars */
 447         if (data.handles->len > 0) {
 448                 tp_conn_iface_avatars_request_avatars_async (priv->avatars_iface,
 449                                                              data.handles,
 450                                                              tp_contact_factory_request_avatars_cb,
 451                                                              g_object_ref (tp_factory));
 452         }
 453
 454         g_hash_table_destroy (tokens);
 455         g_array_free (data.handles, TRUE);
 456 OUT:
 457         g_object_unref (tp_factory);
 458 }
 459
 460 static void
 461 tp_contact_factory_avatar_updated_cb (DBusGProxy *proxy,
 462                                       guint       handle,
 463                                       gchar      *new_token,
 464                                       gpointer    user_data)
 465 {
 466         EmpathyTpContactFactory     *tp_factory = user_data;
 467         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 468         GArray                      *handles;
 469
 470         if (tp_contact_factory_avatar_maybe_update (tp_factory, handle, new_token)) {
 471                 /* Avatar was cached, nothing to do */
 472                 return;
 473         }
 474
 475         empathy_debug (DEBUG_DOMAIN, "Need to request avatar for token %s",
 476                        new_token);
 477
 478         handles = g_array_new (FALSE, FALSE, sizeof (guint));
 479         g_array_append_val (handles, handle);
 480
 481         tp_conn_iface_avatars_request_avatars_async (priv->avatars_iface,
 482                                                      handles,
 483                                                      tp_contact_factory_request_avatars_cb,
 484                                                      g_object_ref (tp_factory));
 485         g_array_free (handles, TRUE);
 486 }
 487
 488 static void
 489 tp_contact_factory_update_capabilities (EmpathyTpContactFactory *tp_factory,
 490                                         guint                    handle,
 491                                         const gchar             *channel_type,
 492                                         guint                    generic,
 493                                         guint                    specific)
 494 {
 495         EmpathyContact      *contact;
 496         EmpathyCapabilities  capabilities;
 497
 498         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 499         if (!contact) {
 500                 return;
 501         }
 502
 503         capabilities = empathy_contact_get_capabilities (contact);
 504
 505         if (strcmp (channel_type, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA) == 0) {
 506                 capabilities &= ~EMPATHY_CAPABILITIES_AUDIO;
 507                 capabilities &= ~EMPATHY_CAPABILITIES_VIDEO;
 508                 if (specific & TP_CHANNEL_MEDIA_CAPABILITY_AUDIO) {
 509                         capabilities |= EMPATHY_CAPABILITIES_AUDIO;
 510                 }
 511                 if (specific & TP_CHANNEL_MEDIA_CAPABILITY_VIDEO) {
 512                         capabilities |= EMPATHY_CAPABILITIES_VIDEO;
 513                 }
 514         }
 515
 516         empathy_debug (DEBUG_DOMAIN, "Changing capabilities for contact %s (%d) to %d",
 517                        empathy_contact_get_id (contact),
 518                        empathy_contact_get_handle (contact),
 519                        capabilities);
 520
 521         empathy_contact_set_capabilities (contact, capabilities);
 522 }
 523
 524 static void
 525 tp_contact_factory_get_capabilities_cb (DBusGProxy *proxy,
 526                                         GPtrArray  *capabilities,
 527                                         GError     *error,
 528                                         gpointer    user_data)
 529 {
 530         EmpathyTpContactFactory *tp_factory = user_data;
 531         guint                    i;
 532
 533         if (error) {
 534                 empathy_debug (DEBUG_DOMAIN, "Error getting capabilities: %s",
 535                                error->message);
 536                 goto OUT;
 537         }
 538
 539         for (i = 0; i < capabilities->len; i++) {
 540                 GValueArray *values;
 541                 guint        handle;
 542                 const gchar *channel_type;
 543                 guint        generic;
 544                 guint        specific;
 545
 546                 values = g_ptr_array_index (capabilities, i);
 547                 handle = g_value_get_uint (g_value_array_get_nth (values, 0));
 548                 channel_type = g_value_get_string (g_value_array_get_nth (values, 1));
 549                 generic = g_value_get_uint (g_value_array_get_nth (values, 2));
 550                 specific = g_value_get_uint (g_value_array_get_nth (values, 3));
 551
 552                 tp_contact_factory_update_capabilities (tp_factory,
 553                                                         handle,
 554                                                         channel_type,
 555                                                         generic,
 556                                                         specific);
 557
 558                 g_value_array_free (values);
 559         }
 560
 561         g_ptr_array_free (capabilities, TRUE);
 562 OUT:
 563         g_object_unref (tp_factory);
 564 }
 565
 566 static void
 567 tp_contact_factory_capabilities_changed_cb (DBusGProxy *proxy,
 568                                             GPtrArray  *capabilities,
 569                                             gpointer    user_data)
 570 {
 571         EmpathyTpContactFactory *tp_factory = user_data;
 572         guint                    i;
 573
 574         for (i = 0; i < capabilities->len; i++) {
 575                 GValueArray *values;
 576                 guint        handle;
 577                 const gchar *channel_type;
 578                 guint        generic;
 579                 guint        specific;
 580
 581                 values = g_ptr_array_index (capabilities, i);
 582                 handle = g_value_get_uint (g_value_array_get_nth (values, 0));
 583                 channel_type = g_value_get_string (g_value_array_get_nth (values, 1));
 584                 generic = g_value_get_uint (g_value_array_get_nth (values, 3));
 585                 specific = g_value_get_uint (g_value_array_get_nth (values, 5));
 586
 587                 tp_contact_factory_update_capabilities (tp_factory,
 588                                                         handle,
 589                                                         channel_type,
 590                                                         generic,
 591                                                         specific);
 592         }
 593 }
 594
 595 static void
 596 tp_contact_factory_request_everything (EmpathyTpContactFactory *tp_factory,
 597                                        GArray                  *handles)
 598 {
 599         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 600
 601         if (priv->presence_iface) {
 602                 tp_conn_iface_presence_get_presence_async (priv->presence_iface,
 603                                                            handles,
 604                                                            tp_contact_factory_get_presence_cb,
 605                                                            g_object_ref (tp_factory));
 606         }
 607
 608         if (priv->aliasing_iface) {
 609                 RequestAliasesData *data;
 610
 611                 data = g_slice_new (RequestAliasesData);
 612                 data->tp_factory = g_object_ref (tp_factory);
 613                 data->handles = g_memdup (handles->data, handles->len * sizeof (guint));
 614
 615                 tp_conn_iface_aliasing_request_aliases_async (priv->aliasing_iface,
 616                                                               handles,
 617                                                               tp_contact_factory_request_aliases_cb,
 618                                                               data);
 619         }
 620
 621         if (priv->avatars_iface) {
 622                 tp_conn_iface_avatars_get_known_avatar_tokens_async (priv->avatars_iface,
 623                                                                      handles,
 624                                                                      tp_contact_factory_get_known_avatar_tokens_cb,
 625                                                                      g_object_ref (tp_factory));
 626         }
 627
 628         if (priv->capabilities_iface) {
 629                 tp_conn_iface_capabilities_get_capabilities_async (priv->capabilities_iface,
 630                                                                    handles,
 631                                                                    tp_contact_factory_get_capabilities_cb,
 632                                                                    g_object_ref (tp_factory));
 633         }
 634 }
 635
 636 typedef struct {
 637         EmpathyTpContactFactory *tp_factory;
 638         GList                   *contacts;
 639 } RequestHandlesData;
 640
 641 static void
 642 tp_contact_factory_request_handles_cb (DBusGProxy *proxy,
 643                                        GArray     *handles,
 644                                        GError     *error,
 645                                        gpointer    user_data)
 646 {
 647         RequestHandlesData          *data = user_data;
 648         EmpathyTpContactFactory     *tp_factory = data->tp_factory;
 649         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 650         GList                       *l;
 651         guint                        i = 0;
 652
 653         if (error) {
 654                 empathy_debug (DEBUG_DOMAIN, "Failed to request handles: %s",
 655                                error->message);
 656                 goto OUT;
 657         }
 658
 659         for (l = data->contacts; l; l = l->next) {
 660                 guint handle;
 661
 662                 handle = g_array_index (handles, guint, i);
 663                 empathy_contact_set_handle (l->data, handle);
 664                 if (handle == priv->self_handle) {
 665                         empathy_contact_set_is_user (l->data, TRUE);
 666                 }
 667
 668                 i++;
 669         }
 670
 671         tp_contact_factory_request_everything (tp_factory, handles);
 672         g_array_free (handles, TRUE);
 673
 674 OUT:
 675         g_list_foreach (data->contacts, (GFunc) g_object_unref, NULL);
 676         g_list_free (data->contacts);
 677         g_object_unref (tp_factory);
 678         g_slice_free (RequestHandlesData, data);
 679 }
 680
 681 static void
 682 tp_contact_factory_disconnect_contact_foreach (gpointer data,
 683                                                gpointer user_data)
 684 {
 685         EmpathyContact *contact = data;
 686
 687         empathy_contact_set_presence (contact, MC_PRESENCE_UNSET);
 688         empathy_contact_set_handle (contact, 0);
 689 }
 690
 691 static void
 692 tp_contact_factory_destroy_cb (TpConn                  *tp_conn,
 693                                EmpathyTpContactFactory *tp_factory)
 694 {
 695         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 696
 697         empathy_debug (DEBUG_DOMAIN, "Account disconnected or CM crashed");
 698
 699         g_object_unref (priv->tp_conn);
 700         priv->tp_conn = NULL;
 701         priv->aliasing_iface = NULL;
 702         priv->avatars_iface = NULL;
 703         priv->presence_iface = NULL;
 704         priv->capabilities_iface = NULL;
 705
 706         g_list_foreach (priv->contacts,
 707                         tp_contact_factory_disconnect_contact_foreach,
 708                         tp_factory);
 709 }
 710
 711 static void
 712 tp_contact_factory_disconnect (EmpathyTpContactFactory *tp_factory)
 713 {
 714         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 715
 716         if (priv->aliasing_iface) {
 717                 dbus_g_proxy_disconnect_signal (priv->aliasing_iface,
 718                                                 "AliasesChanged",
 719                                                 G_CALLBACK (tp_contact_factory_aliases_changed_cb),
 720                                                 tp_factory);
 721         }
 722         if (priv->avatars_iface) {
 723                 dbus_g_proxy_disconnect_signal (priv->avatars_iface,
 724                                                 "AvatarUpdated",
 725                                                 G_CALLBACK (tp_contact_factory_avatar_updated_cb),
 726                                                 tp_factory);
 727                 dbus_g_proxy_disconnect_signal (priv->avatars_iface,
 728                                                 "AvatarRetrieved",
 729                                                 G_CALLBACK (tp_contact_factory_avatar_retrieved_cb),
 730                                                 tp_factory);
 731         }
 732         if (priv->presence_iface) {
 733                 dbus_g_proxy_disconnect_signal (priv->presence_iface,
 734                                                 "PresenceUpdate",
 735                                                 G_CALLBACK (tp_contact_factory_presence_update_cb),
 736                                                 tp_factory);
 737         }
 738         if (priv->capabilities_iface) {
 739                 dbus_g_proxy_disconnect_signal (priv->capabilities_iface,
 740                                                 "CapabilitiesChanged",
 741                                                 G_CALLBACK (tp_contact_factory_capabilities_changed_cb),
 742                                                 tp_factory);
 743         }
 744         if (priv->tp_conn) {
 745                 g_signal_handlers_disconnect_by_func (priv->tp_conn,
 746                                                       tp_contact_factory_destroy_cb,
 747                                                       tp_factory);
 748         }
 749 }
 750
 751 static void
 752 tp_contact_factory_update (EmpathyTpContactFactory *tp_factory)
 753 {
 754         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 755         TpConn                      *tp_conn = NULL;
 756         RequestHandlesData          *data;
 757         const gchar                **contact_ids;
 758         guint                        i;
 759         GList                       *l;
 760         GError                      *error = NULL;
 761
 762         if (priv->account) {
 763                 guint status;
 764
 765                 /* status == 0 means the status is CONNECTED */
 766                 status = mission_control_get_connection_status (priv->mc,
 767                                                                 priv->account,
 768                                                                 NULL);
 769                 if (status == 0) {
 770                         tp_conn = mission_control_get_connection (priv->mc,
 771                                                                   priv->account,
 772                                                                   NULL);
 773                 }
 774         }
 775
 776         if (!tp_conn) {
 777                 /* We are not connected anymore, remove the old connection */
 778                 tp_contact_factory_disconnect (tp_factory);
 779                 if (priv->tp_conn) {
 780                         tp_contact_factory_destroy_cb (priv->tp_conn, tp_factory);
 781                 }
 782                 return;
 783         }
 784         else if (priv->tp_conn) {
 785                 /* We were connected and we still are connected, nothing
 786                  * changed so nothing to do. */
 787                 g_object_unref (tp_conn);
 788                 return;
 789         }
 790
 791         /* We got a new connection */
 792         priv->tp_conn = tp_conn;
 793         priv->aliasing_iface = tp_conn_get_interface (priv->tp_conn,
 794                                                       TP_IFACE_QUARK_CONNECTION_INTERFACE_ALIASING);
 795         priv->avatars_iface = tp_conn_get_interface (priv->tp_conn,
 796                                                      TP_IFACE_QUARK_CONNECTION_INTERFACE_AVATARS);
 797         priv->presence_iface = tp_conn_get_interface (priv->tp_conn,
 798                                                       TP_IFACE_QUARK_CONNECTION_INTERFACE_PRESENCE);
 799         priv->capabilities_iface = tp_conn_get_interface (priv->tp_conn,
 800                                                           TP_IFACE_QUARK_CONNECTION_INTERFACE_CAPABILITIES);
 801
 802         /* Connect signals */
 803         if (priv->aliasing_iface) {
 804                 dbus_g_proxy_connect_signal (priv->aliasing_iface,
 805                                              "AliasesChanged",
 806                                              G_CALLBACK (tp_contact_factory_aliases_changed_cb),
 807                                              tp_factory, NULL);
 808         }
 809         if (priv->avatars_iface) {
 810                 dbus_g_proxy_connect_signal (priv->avatars_iface,
 811                                              "AvatarUpdated",
 812                                              G_CALLBACK (tp_contact_factory_avatar_updated_cb),
 813                                              tp_factory, NULL);
 814                 dbus_g_proxy_connect_signal (priv->avatars_iface,
 815                                              "AvatarRetrieved",
 816                                              G_CALLBACK (tp_contact_factory_avatar_retrieved_cb),
 817                                              tp_factory, NULL);
 818         }
 819         if (priv->presence_iface) {
 820                 dbus_g_proxy_connect_signal (priv->presence_iface,
 821                                              "PresenceUpdate",
 822                                              G_CALLBACK (tp_contact_factory_presence_update_cb),
 823                                              tp_factory, NULL);
 824         }
 825         if (priv->capabilities_iface) {
 826                 dbus_g_proxy_connect_signal (priv->capabilities_iface,
 827                                              "CapabilitiesChanged",
 828                                              G_CALLBACK (tp_contact_factory_capabilities_changed_cb),
 829                                              tp_factory, NULL);
 830         }
 831         g_signal_connect (priv->tp_conn, "destroy",
 832                           G_CALLBACK (tp_contact_factory_destroy_cb),
 833                           tp_factory);
 834
 835         /* Get our own handle */
 836         if (!tp_conn_get_self_handle (DBUS_G_PROXY (priv->tp_conn),
 837                                       &priv->self_handle,
 838                                       &error)) {
 839                 empathy_debug (DEBUG_DOMAIN, "GetSelfHandle Error: %s",
 840                               error ? error->message : "No error given");
 841                 g_clear_error (&error);
 842         }
 843
 844         /* Request new handles for all contacts */
 845         if (priv->contacts) {
 846                 data = g_slice_new (RequestHandlesData);
 847                 data->tp_factory = g_object_ref (tp_factory);
 848                 data->contacts = g_list_copy (priv->contacts);
 849                 g_list_foreach (data->contacts, (GFunc) g_object_ref, NULL);
 850
 851                 i = g_list_length (data->contacts);
 852                 contact_ids = g_new0 (const gchar*, i + 1);
 853                 i = 0;
 854                 for (l = data->contacts; l; l = l->next) {
 855                         contact_ids[i] = empathy_contact_get_id (l->data);
 856                         i++;
 857                 }
 858
 859                 tp_conn_request_handles_async (DBUS_G_PROXY (priv->tp_conn),
 860                                                TP_HANDLE_TYPE_CONTACT,
 861                                                contact_ids,
 862                                                tp_contact_factory_request_handles_cb,
 863                                                data);
 864                 g_free (contact_ids);
 865         }
 866 }
 867
 868 static void
 869 tp_contact_factory_status_changed_cb (MissionControl           *mc,
 870                                       TpConnectionStatus        status,
 871                                       McPresence                presence,
 872                                       TpConnectionStatusReason  reason,
 873                                       const gchar              *unique_name,
 874                                       EmpathyTpContactFactory  *tp_factory)
 875 {
 876         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 877         McAccount                   *account;
 878
 879         account = mc_account_lookup (unique_name);
 880         if (account && empathy_account_equal (account, priv->account)) {
 881                 tp_contact_factory_update (tp_factory);
 882         }
 883         g_object_unref (account);
 884 }
 885
 886 static void
 887 tp_contact_factory_add_contact (EmpathyTpContactFactory *tp_factory,
 888                                 EmpathyContact          *contact)
 889 {
 890         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 891
 892         g_object_weak_ref (G_OBJECT (contact),
 893                            tp_contact_factory_weak_notify,
 894                            tp_factory);
 895         priv->contacts = g_list_prepend (priv->contacts, contact);
 896
 897         if (!priv->presence_iface) {
 898                 /* We have no presence iface, set default presence
 899                  * to available */
 900                 empathy_contact_set_presence (contact, MC_PRESENCE_AVAILABLE);
 901         }
 902
 903         empathy_debug (DEBUG_DOMAIN, "Contact added: %s (%d)",
 904                        empathy_contact_get_id (contact),
 905                        empathy_contact_get_handle (contact));
 906 }
 907
 908 static void
 909 tp_contact_factory_hold_handles_cb (DBusGProxy *proxy,
 910                                     GError     *error,
 911                                     gpointer    userdata)
 912 {
 913         if (error) {
 914                 empathy_debug (DEBUG_DOMAIN, "Failed to hold handles: %s",
 915                                error->message);
 916         }
 917 }
 918
 919 EmpathyContact *
 920 empathy_tp_contact_factory_get_user (EmpathyTpContactFactory *tp_factory)
 921 {
 922         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 923
 924         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 925
 926         return empathy_tp_contact_factory_get_from_handle (tp_factory,
 927                                                            priv->self_handle);
 928 }
 929
 930 EmpathyContact *
 931 empathy_tp_contact_factory_get_from_id (EmpathyTpContactFactory *tp_factory,
 932                                         const gchar             *id)
 933 {
 934         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 935         EmpathyContact              *contact;
 936
 937         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 938         g_return_val_if_fail (id != NULL, NULL);
 939
 940         /* Check if the contact already exists */
 941         contact = tp_contact_factory_find_by_id (tp_factory, id);
 942         if (contact) {
 943                 return g_object_ref (contact);
 944         }
 945
 946         /* Create new contact */
 947         contact = g_object_new (EMPATHY_TYPE_CONTACT,
 948                                 "account", priv->account,
 949                                 "id", id,
 950                                 NULL);
 951         tp_contact_factory_add_contact (tp_factory, contact);
 952
 953         /* If the account is connected, request contact's handle */
 954         if (priv->tp_conn) {
 955                 RequestHandlesData *data;
 956                 const gchar        *contact_ids[] = {id, NULL};
 957
 958                 data = g_slice_new (RequestHandlesData);
 959                 data->tp_factory = g_object_ref (tp_factory);
 960                 data->contacts = g_list_prepend (NULL, g_object_ref (contact));
 961                 tp_conn_request_handles_async (DBUS_G_PROXY (priv->tp_conn),
 962                                                TP_HANDLE_TYPE_CONTACT,
 963                                                contact_ids,
 964                                                tp_contact_factory_request_handles_cb,
 965                                                data);
 966         }
 967
 968         return contact;
 969 }
 970
 971 EmpathyContact *
 972 empathy_tp_contact_factory_get_from_handle (EmpathyTpContactFactory *tp_factory,
 973                                             guint                    handle)
 974 {
 975         EmpathyContact *contact;
 976         GArray         *handles;
 977         GList          *contacts;
 978
 979         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 980
 981         handles = g_array_new (FALSE, FALSE, sizeof (guint));
 982         g_array_append_val (handles, handle);
 983
 984         contacts = empathy_tp_contact_factory_get_from_handles (tp_factory, handles);
 985         g_array_free (handles, TRUE);
 986
 987         contact = contacts ? contacts->data : NULL;
 988         g_list_free (contacts);
 989
 990         return contact;
 991 }
 992
 993 GList *
 994 empathy_tp_contact_factory_get_from_handles (EmpathyTpContactFactory *tp_factory,
 995                                              GArray                  *handles)
 996 {
 997         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 998         GList                       *contacts = NULL;
 999         GArray                      *new_handles;
1000         gchar                      **handles_names;
1001         guint                        i;
1002         GError                      *error = NULL;
1003
1004         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
1005         g_return_val_if_fail (handles != NULL, NULL);
1006
1007         /* Search all contacts we already have */
1008         new_handles = g_array_new (FALSE, FALSE, sizeof (guint));
1009         for (i = 0; i < handles->len; i++) {
1010                 EmpathyContact *contact;
1011                 guint           handle;
1012
1013                 handle = g_array_index (handles, guint, i);
1014                 if (handle == 0) {
1015                         continue;
1016                 }
1017
1018                 contact = tp_contact_factory_find_by_handle (tp_factory, handle);
1019                 if (contact) {
1020                         contacts = g_list_prepend (contacts, g_object_ref (contact));
1021                 } else {
1022                         g_array_append_val (new_handles, handle);
1023                 }
1024         }
1025
1026         if (new_handles->len == 0) {
1027                 g_array_free (new_handles, TRUE);
1028                 return contacts;
1029         }
1030
1031         /* Get the IDs of all new handles */
1032         if (!tp_conn_inspect_handles (DBUS_G_PROXY (priv->tp_conn),
1033                                       TP_HANDLE_TYPE_CONTACT,
1034                                       new_handles,
1035                                       &handles_names,
1036                                       &error)) {
1037                 empathy_debug (DEBUG_DOMAIN,
1038                               "Couldn't inspect contact: %s",
1039                               error ? error->message : "No error given");
1040                 g_clear_error (&error);
1041                 g_array_free (new_handles, TRUE);
1042                 return contacts;
1043         }
1044
1045         /* Create new contacts */
1046         for (i = 0; i < new_handles->len; i++) {
1047                 EmpathyContact *contact;
1048                 gchar          *id;
1049                 guint           handle;
1050                 gboolean        is_user;
1051
1052                 id = handles_names[i];
1053                 handle = g_array_index (new_handles, guint, i);
1054
1055                 is_user = (handle == priv->self_handle);
1056                 contact = g_object_new (EMPATHY_TYPE_CONTACT,
1057                                         "account", priv->account,
1058                                         "handle", handle,
1059                                         "id", id,
1060                                         "is-user", is_user,
1061                                         NULL);
1062                 tp_contact_factory_add_contact (tp_factory, contact);
1063                 contacts = g_list_prepend (contacts, contact);
1064                 g_free (id);
1065         }
1066         g_free (handles_names);
1067
1068         /* Hold all new handles. */
1069         tp_conn_hold_handles_async (DBUS_G_PROXY (priv->tp_conn),
1070                                     TP_HANDLE_TYPE_CONTACT,
1071                                     new_handles,
1072                                     tp_contact_factory_hold_handles_cb,
1073                                     NULL);
1074
1075         tp_contact_factory_request_everything (tp_factory, new_handles);
1076
1077         g_array_free (new_handles, TRUE);
1078
1079         return contacts;
1080 }
1081
1082 void
1083 empathy_tp_contact_factory_set_alias (EmpathyTpContactFactory *tp_factory,
1084                                       EmpathyContact          *contact,
1085                                       const gchar             *alias)
1086 {
1087         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1088         GHashTable                  *new_alias;
1089         guint                        handle;
1090
1091         g_return_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory));
1092         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1093         g_return_if_fail (empathy_account_equal (empathy_contact_get_account (contact),
1094                                                  priv->account));
1095
1096         if (!priv->aliasing_iface) {
1097                 return;
1098         }
1099
1100         handle = empathy_contact_get_handle (contact);
1101
1102         empathy_debug (DEBUG_DOMAIN, "Setting alias for contact %s (%d) to %s",
1103                        empathy_contact_get_id (contact),
1104                        handle, alias);
1105
1106         new_alias = g_hash_table_new_full (g_direct_hash,
1107                                            g_direct_equal,
1108                                            NULL,
1109                                            g_free);
1110
1111         g_hash_table_insert (new_alias,
1112                              GUINT_TO_POINTER (handle),
1113                              g_strdup (alias));
1114
1115         tp_conn_iface_aliasing_set_aliases_async (priv->aliasing_iface,
1116                                                   new_alias,
1117                                                   tp_contact_factory_set_aliases_cb,
1118                                                   g_object_ref (tp_factory));
1119
1120         g_hash_table_destroy (new_alias);
1121 }
1122
1123 void
1124 empathy_tp_contact_factory_set_avatar (EmpathyTpContactFactory *tp_factory,
1125                                        const gchar             *data,
1126                                        gsize                    size,
1127                                        const gchar             *mime_type)
1128 {
1129         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1130
1131         g_return_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory));
1132
1133         if (!priv->avatars_iface) {
1134                 return;
1135         }
1136
1137         if (data && size > 0 && size < G_MAXUINT) {
1138                 GArray avatar;
1139
1140                 avatar.data = (gchar*) data;
1141                 avatar.len = size;
1142
1143                 empathy_debug (DEBUG_DOMAIN, "Setting avatar on account %s",
1144                                mc_account_get_unique_name (priv->account));
1145
1146                 tp_conn_iface_avatars_set_avatar_async (priv->avatars_iface,
1147                                                         &avatar,
1148                                                         mime_type,
1149                                                         tp_contact_factory_set_avatar_cb,
1150                                                         g_object_ref (tp_factory));
1151         } else {
1152                 empathy_debug (DEBUG_DOMAIN, "Clearing avatar on account %s",
1153                                mc_account_get_unique_name (priv->account));
1154                 tp_conn_iface_avatars_clear_avatar_async (priv->avatars_iface,
1155                                                           tp_contact_factory_clear_avatar_cb,
1156                                                           g_object_ref (tp_factory));
1157         }
1158 }
1159
1160 static void
1161 tp_contact_factory_get_property (GObject    *object,
1162                                  guint       param_id,
1163                                  GValue     *value,
1164                                  GParamSpec *pspec)
1165 {
1166         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1167
1168         switch (param_id) {
1169         case PROP_ACCOUNT:
1170                 g_value_set_object (value, priv->account);
1171                 break;
1172         default:
1173                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1174                 break;
1175         };
1176 }
1177
1178 static void
1179 tp_contact_factory_set_property (GObject      *object,
1180                                  guint         param_id,
1181                                  const GValue *value,
1182                                  GParamSpec   *pspec)
1183 {
1184         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1185
1186         switch (param_id) {
1187         case PROP_ACCOUNT:
1188                 priv->account = g_object_ref (g_value_get_object (value));
1189                 break;
1190         default:
1191                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1192                 break;
1193         };
1194 }
1195
1196 static void
1197 tp_contact_factory_finalize (GObject *object)
1198 {
1199         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1200         GList                       *l;
1201
1202         empathy_debug (DEBUG_DOMAIN, "Finalized: %p (%s)",
1203                        object,
1204                        mc_account_get_normalized_name (priv->account));
1205
1206         tp_contact_factory_disconnect (EMPATHY_TP_CONTACT_FACTORY (object));
1207         dbus_g_proxy_disconnect_signal (DBUS_G_PROXY (priv->mc),
1208                                         "AccountStatusChanged",
1209                                         G_CALLBACK (tp_contact_factory_status_changed_cb),
1210                                         object);
1211
1212         for (l = priv->contacts; l; l = l->next) {
1213                 g_object_weak_unref (G_OBJECT (l->data),
1214                                      tp_contact_factory_weak_notify,
1215                                      object);
1216         }
1217
1218         g_list_free (priv->contacts);
1219         g_object_unref (priv->mc);
1220         g_object_unref (priv->account);
1221
1222         if (priv->tp_conn) {
1223                 g_object_unref (priv->tp_conn);
1224         }
1225
1226         G_OBJECT_CLASS (empathy_tp_contact_factory_parent_class)->finalize (object);
1227 }
1228
1229 static GObject *
1230 tp_contact_factory_constructor (GType                  type,
1231                                 guint                  n_props,
1232                                 GObjectConstructParam *props)
1233 {
1234         GObject *tp_factory;
1235
1236         tp_factory = G_OBJECT_CLASS (empathy_tp_contact_factory_parent_class)->constructor (type, n_props, props);
1237
1238         tp_contact_factory_update (EMPATHY_TP_CONTACT_FACTORY (tp_factory));
1239
1240         return tp_factory;
1241 }
1242
1243
1244 static void
1245 empathy_tp_contact_factory_class_init (EmpathyTpContactFactoryClass *klass)
1246 {
1247         GObjectClass *object_class = G_OBJECT_CLASS (klass);
1248
1249         object_class->finalize = tp_contact_factory_finalize;
1250         object_class->constructor = tp_contact_factory_constructor;
1251         object_class->get_property = tp_contact_factory_get_property;
1252         object_class->set_property = tp_contact_factory_set_property;
1253
1254         /* Construct-only properties */
1255         g_object_class_install_property (object_class,
1256                                          PROP_ACCOUNT,
1257                                          g_param_spec_object ("account",
1258                                                               "Factory's Account",
1259                                                               "The account associated with the factory",
1260                                                               MC_TYPE_ACCOUNT,
1261                                                               G_PARAM_READWRITE |
1262                                                               G_PARAM_CONSTRUCT_ONLY));
1263
1264         g_type_class_add_private (object_class, sizeof (EmpathyTpContactFactoryPriv));
1265 }
1266
1267 static void
1268 empathy_tp_contact_factory_init (EmpathyTpContactFactory *tp_factory)
1269 {
1270         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1271
1272         priv->mc = empathy_mission_control_new ();
1273         dbus_g_proxy_connect_signal (DBUS_G_PROXY (priv->mc),
1274                                      "AccountStatusChanged",
1275                                      G_CALLBACK (tp_contact_factory_status_changed_cb),
1276                                      tp_factory, NULL);
1277 }
1278
1279 EmpathyTpContactFactory *
1280 empathy_tp_contact_factory_new (McAccount *account)
1281 {
1282         return g_object_new (EMPATHY_TYPE_TP_CONTACT_FACTORY,
1283                              "account", account,
1284                              NULL);
1285 }
1286