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         } else {
 126                 empathy_contact_set_presence_message (contact, NULL);
 127         }
 128 }
 129
 130 static void
 131 tp_contact_factory_parse_presence_foreach (guint                    handle,
 132                                            GValueArray             *presence_struct,
 133                                            EmpathyTpContactFactory *tp_factory)
 134 {
 135         GHashTable      *presences_table;
 136         EmpathyContact  *contact;
 137
 138         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 139         if (!contact) {
 140                 return;
 141         }
 142
 143         presences_table = g_value_get_boxed (g_value_array_get_nth (presence_struct, 1));
 144
 145         g_hash_table_foreach (presences_table,
 146                               (GHFunc) tp_contact_factory_presences_table_foreach,
 147                               contact);
 148
 149         empathy_debug (DEBUG_DOMAIN, "Changing presence for contact %s (%d) to %s (%d)",
 150                       empathy_contact_get_id (contact),
 151                       handle,
 152                       empathy_contact_get_presence_message (contact),
 153                       empathy_contact_get_presence (contact));
 154 }
 155
 156 static void
 157 tp_contact_factory_get_presence_cb (DBusGProxy *proxy,
 158                                     GHashTable *handle_table,
 159                                     GError     *error,
 160                                     gpointer    user_data)
 161 {
 162         EmpathyTpContactFactory *tp_factory = user_data;
 163
 164         if (error) {
 165                 empathy_debug (DEBUG_DOMAIN, "Error getting presence: %s",
 166                               error->message);
 167                 goto OUT;
 168         }
 169
 170         g_hash_table_foreach (handle_table,
 171                               (GHFunc) tp_contact_factory_parse_presence_foreach,
 172                               tp_factory);
 173
 174         g_hash_table_destroy (handle_table);
 175 OUT:
 176         g_object_unref (tp_factory);
 177 }
 178
 179 static void
 180 tp_contact_factory_presence_update_cb (DBusGProxy              *proxy,
 181                                        GHashTable              *handle_table,
 182                                        EmpathyTpContactFactory *tp_factory)
 183 {
 184         g_hash_table_foreach (handle_table,
 185                               (GHFunc) tp_contact_factory_parse_presence_foreach,
 186                               tp_factory);
 187 }
 188
 189 static void
 190 tp_contact_factory_set_aliases_cb (DBusGProxy *proxy,
 191                                    GError     *error,
 192                                    gpointer    user_data)
 193 {
 194         EmpathyTpContactFactory *tp_factory = user_data;
 195
 196         if (error) {
 197                 empathy_debug (DEBUG_DOMAIN, "Error setting alias: %s",
 198                                error->message);
 199         }
 200
 201         g_object_unref (tp_factory);
 202 }
 203
 204 typedef struct {
 205         EmpathyTpContactFactory *tp_factory;
 206         guint                   *handles;
 207 } RequestAliasesData;
 208
 209 static void
 210 tp_contact_factory_request_aliases_cb (DBusGProxy  *proxy,
 211                                        gchar      **contact_names,
 212                                        GError      *error,
 213                                        gpointer     user_data)
 214 {
 215         RequestAliasesData  *data = user_data;
 216         guint                i = 0;
 217         gchar              **name;
 218
 219         if (error) {
 220                 empathy_debug (DEBUG_DOMAIN, "Error requesting aliases: %s",
 221                               error->message);
 222                 goto OUT;
 223         }
 224
 225         for (name = contact_names; *name; name++) {
 226                 EmpathyContact *contact;
 227
 228                 contact = tp_contact_factory_find_by_handle (data->tp_factory,
 229                                                              data->handles[i]);
 230                 if (!contact) {
 231                         continue;
 232                 }
 233
 234                 empathy_debug (DEBUG_DOMAIN, "Renaming contact %s (%d) to %s (request cb)",
 235                                empathy_contact_get_id (contact),
 236                                data->handles[i], *name);
 237
 238                 empathy_contact_set_name (contact, *name);
 239
 240                 i++;
 241         }
 242
 243         g_strfreev (contact_names);
 244 OUT:
 245         g_object_unref (data->tp_factory);
 246         g_free (data->handles);
 247         g_slice_free (RequestAliasesData, data);
 248 }
 249
 250 static void
 251 tp_contact_factory_aliases_changed_cb (DBusGProxy *proxy,
 252                                        GPtrArray  *renamed_handlers,
 253                                        gpointer    user_data)
 254 {
 255         EmpathyTpContactFactory *tp_factory = user_data;
 256         guint                    i;
 257
 258         for (i = 0; renamed_handlers->len > i; i++) {
 259                 guint           handle;
 260                 const gchar    *alias;
 261                 GValueArray    *renamed_struct;
 262                 EmpathyContact *contact;
 263
 264                 renamed_struct = g_ptr_array_index (renamed_handlers, i);
 265                 handle = g_value_get_uint(g_value_array_get_nth (renamed_struct, 0));
 266                 alias = g_value_get_string(g_value_array_get_nth (renamed_struct, 1));
 267                 contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 268
 269                 if (!contact) {
 270                         /* We don't know this contact, skip */
 271                         continue;
 272                 }
 273
 274                 if (G_STR_EMPTY (alias)) {
 275                         alias = NULL;
 276                 }
 277
 278                 empathy_debug (DEBUG_DOMAIN, "Renaming contact %s (%d) to %s (changed cb)",
 279                                empathy_contact_get_id (contact),
 280                                handle, alias);
 281
 282                 empathy_contact_set_name (contact, alias);
 283         }
 284 }
 285
 286 static void
 287 tp_contact_factory_set_avatar_cb (DBusGProxy *proxy,
 288                                   gchar      *token,
 289                                   GError     *error,
 290                                   gpointer    user_data)
 291 {
 292         EmpathyTpContactFactory *tp_factory = user_data;
 293
 294         if (error) {
 295                 empathy_debug (DEBUG_DOMAIN, "Error setting avatar: %s",
 296                                error->message);
 297         }
 298
 299         g_object_unref (tp_factory);
 300         g_free (token);
 301 }
 302
 303 static void
 304 tp_contact_factory_clear_avatar_cb (DBusGProxy *proxy,
 305                                     GError     *error,
 306                                     gpointer    user_data)
 307 {
 308         EmpathyTpContactFactory *tp_factory = user_data;
 309
 310         if (error) {
 311                 empathy_debug (DEBUG_DOMAIN, "Error clearing avatar: %s",
 312                                error->message);
 313         }
 314
 315         g_object_unref (tp_factory);
 316 }
 317
 318 static void
 319 tp_contact_factory_avatar_retrieved_cb (DBusGProxy *proxy,
 320                                         guint       handle,
 321                                         gchar      *token,
 322                                         GArray     *avatar_data,
 323                                         gchar      *mime_type,
 324                                         gpointer    user_data)
 325 {
 326         EmpathyTpContactFactory *tp_factory = user_data;
 327         EmpathyContact          *contact;
 328         EmpathyAvatar           *avatar;
 329
 330         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 331         if (!contact) {
 332                 return;
 333         }
 334
 335         empathy_debug (DEBUG_DOMAIN, "Avatar retrieved for contact %s (%d)",
 336                        empathy_contact_get_id (contact),
 337                        handle);
 338
 339         avatar = empathy_avatar_new (avatar_data->data,
 340                                      avatar_data->len,
 341                                      mime_type,
 342                                      token);
 343
 344         empathy_contact_set_avatar (contact, avatar);
 345         empathy_avatar_unref (avatar);
 346 }
 347
 348 static void
 349 tp_contact_factory_request_avatars_cb (DBusGProxy *proxy,
 350                                        GError     *error,
 351                                        gpointer    user_data)
 352 {
 353         EmpathyTpContactFactory *tp_factory = user_data;
 354
 355         if (error) {
 356                 empathy_debug (DEBUG_DOMAIN, "Error requesting avatars: %s",
 357                                error->message);
 358         }
 359
 360         g_object_unref (tp_factory);
 361 }
 362
 363 static gboolean
 364 tp_contact_factory_avatar_maybe_update (EmpathyTpContactFactory *tp_factory,
 365                                         guint                    handle,
 366                                         const gchar             *token)
 367 {
 368         EmpathyContact *contact;
 369         EmpathyAvatar  *avatar;
 370
 371         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 372         if (!contact) {
 373                 return TRUE;
 374         }
 375
 376         /* Check if we have an avatar */
 377         if (G_STR_EMPTY (token)) {
 378                 empathy_contact_set_avatar (contact, NULL);
 379                 return TRUE;
 380         }
 381
 382         /* Check if the avatar changed */
 383         avatar = empathy_contact_get_avatar (contact);
 384         if (avatar && !tp_strdiff (avatar->token, token)) {
 385                 return TRUE;
 386         }
 387
 388         /* The avatar changed, search the new one in the cache */
 389         avatar = empathy_avatar_new_from_cache (token);
 390         if (avatar) {
 391                 /* Got from cache, use it */
 392                 empathy_contact_set_avatar (contact, avatar);
 393                 empathy_avatar_unref (avatar);
 394                 return TRUE;
 395         }
 396
 397         /* Avatar is not up-to-date, we have to request it. */
 398         return FALSE;
 399 }
 400
 401 typedef struct {
 402         EmpathyTpContactFactory *tp_factory;
 403         GArray                  *handles;
 404 } TokensData;
 405
 406 static void
 407 tp_contact_factory_avatar_tokens_foreach (gpointer key,
 408                                           gpointer value,
 409                                           gpointer user_data)
 410 {
 411         TokensData  *data = user_data;
 412         const gchar *token = value;
 413         guint        handle = GPOINTER_TO_UINT (key);
 414
 415         if (!tp_contact_factory_avatar_maybe_update (data->tp_factory,
 416                                                      handle, token)) {
 417                 g_array_append_val (data->handles, handle);
 418         }
 419 }
 420
 421 static void
 422 tp_contact_factory_get_known_avatar_tokens_cb (DBusGProxy *proxy,
 423                                                GHashTable *tokens,
 424                                                GError     *error,
 425                                                gpointer    user_data)
 426 {
 427         EmpathyTpContactFactory     *tp_factory = user_data;
 428         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 429         TokensData                   data;
 430
 431         if (error) {
 432                 empathy_debug (DEBUG_DOMAIN,
 433                                "Error getting known avatars tokens: %s",
 434                                error->message);
 435                 goto OUT;
 436         }
 437
 438         data.tp_factory = tp_factory;
 439         data.handles = g_array_new (FALSE, FALSE, sizeof (guint));
 440         g_hash_table_foreach (tokens,
 441                               tp_contact_factory_avatar_tokens_foreach,
 442                               &data);
 443
 444         empathy_debug (DEBUG_DOMAIN, "Got %d tokens, need to request %d avatars",
 445                        g_hash_table_size (tokens),
 446                        data.handles->len);
 447
 448         /* Request needed avatars */
 449         if (data.handles->len > 0) {
 450                 tp_conn_iface_avatars_request_avatars_async (priv->avatars_iface,
 451                                                              data.handles,
 452                                                              tp_contact_factory_request_avatars_cb,
 453                                                              g_object_ref (tp_factory));
 454         }
 455
 456         g_hash_table_destroy (tokens);
 457         g_array_free (data.handles, TRUE);
 458 OUT:
 459         g_object_unref (tp_factory);
 460 }
 461
 462 static void
 463 tp_contact_factory_avatar_updated_cb (DBusGProxy *proxy,
 464                                       guint       handle,
 465                                       gchar      *new_token,
 466                                       gpointer    user_data)
 467 {
 468         EmpathyTpContactFactory     *tp_factory = user_data;
 469         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 470         GArray                      *handles;
 471
 472         if (tp_contact_factory_avatar_maybe_update (tp_factory, handle, new_token)) {
 473                 /* Avatar was cached, nothing to do */
 474                 return;
 475         }
 476
 477         empathy_debug (DEBUG_DOMAIN, "Need to request avatar for token %s",
 478                        new_token);
 479
 480         handles = g_array_new (FALSE, FALSE, sizeof (guint));
 481         g_array_append_val (handles, handle);
 482
 483         tp_conn_iface_avatars_request_avatars_async (priv->avatars_iface,
 484                                                      handles,
 485                                                      tp_contact_factory_request_avatars_cb,
 486                                                      g_object_ref (tp_factory));
 487         g_array_free (handles, TRUE);
 488 }
 489
 490 static void
 491 tp_contact_factory_update_capabilities (EmpathyTpContactFactory *tp_factory,
 492                                         guint                    handle,
 493                                         const gchar             *channel_type,
 494                                         guint                    generic,
 495                                         guint                    specific)
 496 {
 497         EmpathyContact      *contact;
 498         EmpathyCapabilities  capabilities;
 499
 500         contact = tp_contact_factory_find_by_handle (tp_factory, handle);
 501         if (!contact) {
 502                 return;
 503         }
 504
 505         capabilities = empathy_contact_get_capabilities (contact);
 506
 507         if (strcmp (channel_type, TP_IFACE_CHANNEL_TYPE_STREAMED_MEDIA) == 0) {
 508                 capabilities = EMPATHY_CAPABILITIES_NONE;
 509                 if (specific & TP_CHANNEL_MEDIA_CAPABILITY_AUDIO) {
 510                         capabilities |= EMPATHY_CAPABILITIES_AUDIO;
 511                 }
 512                 if (specific & TP_CHANNEL_MEDIA_CAPABILITY_VIDEO) {
 513                         capabilities |= EMPATHY_CAPABILITIES_VIDEO;
 514                 }
 515         }
 516
 517         empathy_debug (DEBUG_DOMAIN, "Changing capabilities for contact %s (%d) to %d",
 518                        empathy_contact_get_id (contact),
 519                        empathy_contact_get_handle (contact),
 520                        capabilities);
 521
 522         empathy_contact_set_capabilities (contact, capabilities);
 523 }
 524
 525 static void
 526 tp_contact_factory_get_capabilities_cb (DBusGProxy *proxy,
 527                                         GPtrArray  *capabilities,
 528                                         GError     *error,
 529                                         gpointer    user_data)
 530 {
 531         EmpathyTpContactFactory *tp_factory = user_data;
 532         guint                    i;
 533
 534         if (error) {
 535                 empathy_debug (DEBUG_DOMAIN, "Error getting capabilities: %s",
 536                        error->message);
 537                 /* FIXME Should set the capabilities of the contacts for which this request
 538                  * originated to NONE */
 539                 goto OUT;
 540         }
 541
 542         for (i = 0; i < capabilities->len; i++) {
 543                 GValueArray *values;
 544                 guint        handle;
 545                 const gchar *channel_type;
 546                 guint        generic;
 547                 guint        specific;
 548
 549                 values = g_ptr_array_index (capabilities, i);
 550                 handle = g_value_get_uint (g_value_array_get_nth (values, 0));
 551                 channel_type = g_value_get_string (g_value_array_get_nth (values, 1));
 552                 generic = g_value_get_uint (g_value_array_get_nth (values, 2));
 553                 specific = g_value_get_uint (g_value_array_get_nth (values, 3));
 554
 555                 tp_contact_factory_update_capabilities (tp_factory,
 556                                                         handle,
 557                                                         channel_type,
 558                                                         generic,
 559                                                         specific);
 560
 561                 g_value_array_free (values);
 562         }
 563
 564         g_ptr_array_free (capabilities, TRUE);
 565 OUT:
 566         g_object_unref (tp_factory);
 567 }
 568
 569 static void
 570 tp_contact_factory_capabilities_changed_cb (DBusGProxy *proxy,
 571                                             GPtrArray  *capabilities,
 572                                             gpointer    user_data)
 573 {
 574         EmpathyTpContactFactory *tp_factory = user_data;
 575         guint                    i;
 576
 577         for (i = 0; i < capabilities->len; i++) {
 578                 GValueArray *values;
 579                 guint        handle;
 580                 const gchar *channel_type;
 581                 guint        generic;
 582                 guint        specific;
 583
 584                 values = g_ptr_array_index (capabilities, i);
 585                 handle = g_value_get_uint (g_value_array_get_nth (values, 0));
 586                 channel_type = g_value_get_string (g_value_array_get_nth (values, 1));
 587                 generic = g_value_get_uint (g_value_array_get_nth (values, 3));
 588                 specific = g_value_get_uint (g_value_array_get_nth (values, 5));
 589
 590                 tp_contact_factory_update_capabilities (tp_factory,
 591                                                         handle,
 592                                                         channel_type,
 593                                                         generic,
 594                                                         specific);
 595         }
 596 }
 597
 598 static void
 599 tp_contact_factory_request_everything (EmpathyTpContactFactory *tp_factory,
 600                                        GArray                  *handles)
 601 {
 602         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 603
 604         if (priv->presence_iface) {
 605                 tp_conn_iface_presence_get_presence_async (priv->presence_iface,
 606                                                            handles,
 607                                                            tp_contact_factory_get_presence_cb,
 608                                                            g_object_ref (tp_factory));
 609         }
 610
 611         if (priv->aliasing_iface) {
 612                 RequestAliasesData *data;
 613
 614                 data = g_slice_new (RequestAliasesData);
 615                 data->tp_factory = g_object_ref (tp_factory);
 616                 data->handles = g_memdup (handles->data, handles->len * sizeof (guint));
 617
 618                 tp_conn_iface_aliasing_request_aliases_async (priv->aliasing_iface,
 619                                                               handles,
 620                                                               tp_contact_factory_request_aliases_cb,
 621                                                               data);
 622         }
 623
 624         if (priv->avatars_iface) {
 625                 tp_conn_iface_avatars_get_known_avatar_tokens_async (priv->avatars_iface,
 626                                                                      handles,
 627                                                                      tp_contact_factory_get_known_avatar_tokens_cb,
 628                                                                      g_object_ref (tp_factory));
 629         }
 630
 631         if (priv->capabilities_iface) {
 632                 tp_conn_iface_capabilities_get_capabilities_async (priv->capabilities_iface,
 633                                                                    handles,
 634                                                                    tp_contact_factory_get_capabilities_cb,
 635                                                                    g_object_ref (tp_factory));
 636         }
 637 }
 638
 639 typedef struct {
 640         EmpathyTpContactFactory *tp_factory;
 641         GList                   *contacts;
 642 } RequestHandlesData;
 643
 644 static void
 645 tp_contact_factory_request_handles_cb (DBusGProxy *proxy,
 646                                        GArray     *handles,
 647                                        GError     *error,
 648                                        gpointer    user_data)
 649 {
 650         RequestHandlesData          *data = user_data;
 651         EmpathyTpContactFactory     *tp_factory = data->tp_factory;
 652         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 653         GList                       *l;
 654         guint                        i = 0;
 655
 656         if (error) {
 657                 empathy_debug (DEBUG_DOMAIN, "Failed to request handles: %s",
 658                                error->message);
 659                 goto OUT;
 660         }
 661
 662         for (l = data->contacts; l; l = l->next) {
 663                 guint handle;
 664
 665                 handle = g_array_index (handles, guint, i);
 666                 empathy_contact_set_handle (l->data, handle);
 667                 if (handle == priv->self_handle) {
 668                         empathy_contact_set_is_user (l->data, TRUE);
 669                 }
 670
 671                 i++;
 672         }
 673
 674         tp_contact_factory_request_everything (tp_factory, handles);
 675         g_array_free (handles, TRUE);
 676
 677 OUT:
 678         g_list_foreach (data->contacts, (GFunc) g_object_unref, NULL);
 679         g_list_free (data->contacts);
 680         g_object_unref (tp_factory);
 681         g_slice_free (RequestHandlesData, data);
 682 }
 683
 684 static void
 685 tp_contact_factory_disconnect_contact_foreach (gpointer data,
 686                                                gpointer user_data)
 687 {
 688         EmpathyContact *contact = data;
 689
 690         empathy_contact_set_presence (contact, MC_PRESENCE_UNSET);
 691         empathy_contact_set_handle (contact, 0);
 692 }
 693
 694 static void
 695 tp_contact_factory_destroy_cb (TpConn                  *tp_conn,
 696                                EmpathyTpContactFactory *tp_factory)
 697 {
 698         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 699
 700         empathy_debug (DEBUG_DOMAIN, "Account disconnected or CM crashed");
 701
 702         g_object_unref (priv->tp_conn);
 703         priv->tp_conn = NULL;
 704         priv->aliasing_iface = NULL;
 705         priv->avatars_iface = NULL;
 706         priv->presence_iface = NULL;
 707         priv->capabilities_iface = NULL;
 708
 709         g_list_foreach (priv->contacts,
 710                         tp_contact_factory_disconnect_contact_foreach,
 711                         tp_factory);
 712 }
 713
 714 static void
 715 tp_contact_factory_disconnect (EmpathyTpContactFactory *tp_factory)
 716 {
 717         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 718
 719         if (priv->aliasing_iface) {
 720                 dbus_g_proxy_disconnect_signal (priv->aliasing_iface,
 721                                                 "AliasesChanged",
 722                                                 G_CALLBACK (tp_contact_factory_aliases_changed_cb),
 723                                                 tp_factory);
 724         }
 725         if (priv->avatars_iface) {
 726                 dbus_g_proxy_disconnect_signal (priv->avatars_iface,
 727                                                 "AvatarUpdated",
 728                                                 G_CALLBACK (tp_contact_factory_avatar_updated_cb),
 729                                                 tp_factory);
 730                 dbus_g_proxy_disconnect_signal (priv->avatars_iface,
 731                                                 "AvatarRetrieved",
 732                                                 G_CALLBACK (tp_contact_factory_avatar_retrieved_cb),
 733                                                 tp_factory);
 734         }
 735         if (priv->presence_iface) {
 736                 dbus_g_proxy_disconnect_signal (priv->presence_iface,
 737                                                 "PresenceUpdate",
 738                                                 G_CALLBACK (tp_contact_factory_presence_update_cb),
 739                                                 tp_factory);
 740         }
 741         if (priv->capabilities_iface) {
 742                 dbus_g_proxy_disconnect_signal (priv->capabilities_iface,
 743                                                 "CapabilitiesChanged",
 744                                                 G_CALLBACK (tp_contact_factory_capabilities_changed_cb),
 745                                                 tp_factory);
 746         }
 747         if (priv->tp_conn) {
 748                 g_signal_handlers_disconnect_by_func (priv->tp_conn,
 749                                                       tp_contact_factory_destroy_cb,
 750                                                       tp_factory);
 751         }
 752 }
 753
 754 static void
 755 tp_contact_factory_update (EmpathyTpContactFactory *tp_factory)
 756 {
 757         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 758         TpConn                      *tp_conn = NULL;
 759         RequestHandlesData          *data;
 760         const gchar                **contact_ids;
 761         guint                        i;
 762         GList                       *l;
 763         GError                      *error = NULL;
 764
 765         if (priv->account) {
 766                 guint status;
 767
 768                 /* status == 0 means the status is CONNECTED */
 769                 status = mission_control_get_connection_status (priv->mc,
 770                                                                 priv->account,
 771                                                                 NULL);
 772                 if (status == 0) {
 773                         tp_conn = mission_control_get_connection (priv->mc,
 774                                                                   priv->account,
 775                                                                   NULL);
 776                 }
 777         }
 778
 779         if (!tp_conn) {
 780                 /* We are not connected anymore, remove the old connection */
 781                 tp_contact_factory_disconnect (tp_factory);
 782                 if (priv->tp_conn) {
 783                         tp_contact_factory_destroy_cb (priv->tp_conn, tp_factory);
 784                 }
 785                 return;
 786         }
 787         else if (priv->tp_conn) {
 788                 /* We were connected and we still are connected, nothing
 789                  * changed so nothing to do. */
 790                 g_object_unref (tp_conn);
 791                 return;
 792         }
 793
 794         /* We got a new connection */
 795         priv->tp_conn = tp_conn;
 796         priv->aliasing_iface = tp_conn_get_interface (priv->tp_conn,
 797                                                       TP_IFACE_QUARK_CONNECTION_INTERFACE_ALIASING);
 798         priv->avatars_iface = tp_conn_get_interface (priv->tp_conn,
 799                                                      TP_IFACE_QUARK_CONNECTION_INTERFACE_AVATARS);
 800         priv->presence_iface = tp_conn_get_interface (priv->tp_conn,
 801                                                       TP_IFACE_QUARK_CONNECTION_INTERFACE_PRESENCE);
 802         priv->capabilities_iface = tp_conn_get_interface (priv->tp_conn,
 803                                                           TP_IFACE_QUARK_CONNECTION_INTERFACE_CAPABILITIES);
 804
 805         /* Connect signals */
 806         if (priv->aliasing_iface) {
 807                 dbus_g_proxy_connect_signal (priv->aliasing_iface,
 808                                              "AliasesChanged",
 809                                              G_CALLBACK (tp_contact_factory_aliases_changed_cb),
 810                                              tp_factory, NULL);
 811         }
 812         if (priv->avatars_iface) {
 813                 dbus_g_proxy_connect_signal (priv->avatars_iface,
 814                                              "AvatarUpdated",
 815                                              G_CALLBACK (tp_contact_factory_avatar_updated_cb),
 816                                              tp_factory, NULL);
 817                 dbus_g_proxy_connect_signal (priv->avatars_iface,
 818                                              "AvatarRetrieved",
 819                                              G_CALLBACK (tp_contact_factory_avatar_retrieved_cb),
 820                                              tp_factory, NULL);
 821         }
 822         if (priv->presence_iface) {
 823                 dbus_g_proxy_connect_signal (priv->presence_iface,
 824                                              "PresenceUpdate",
 825                                              G_CALLBACK (tp_contact_factory_presence_update_cb),
 826                                              tp_factory, NULL);
 827         }
 828         if (priv->capabilities_iface) {
 829                 dbus_g_proxy_connect_signal (priv->capabilities_iface,
 830                                              "CapabilitiesChanged",
 831                                              G_CALLBACK (tp_contact_factory_capabilities_changed_cb),
 832                                              tp_factory, NULL);
 833         }
 834         g_signal_connect (priv->tp_conn, "destroy",
 835                           G_CALLBACK (tp_contact_factory_destroy_cb),
 836                           tp_factory);
 837
 838         /* Get our own handle */
 839         if (!tp_conn_get_self_handle (DBUS_G_PROXY (priv->tp_conn),
 840                                       &priv->self_handle,
 841                                       &error)) {
 842                 empathy_debug (DEBUG_DOMAIN, "GetSelfHandle Error: %s",
 843                               error ? error->message : "No error given");
 844                 g_clear_error (&error);
 845         }
 846
 847         /* Request new handles for all contacts */
 848         if (priv->contacts) {
 849                 data = g_slice_new (RequestHandlesData);
 850                 data->tp_factory = g_object_ref (tp_factory);
 851                 data->contacts = g_list_copy (priv->contacts);
 852                 g_list_foreach (data->contacts, (GFunc) g_object_ref, NULL);
 853
 854                 i = g_list_length (data->contacts);
 855                 contact_ids = g_new0 (const gchar*, i + 1);
 856                 i = 0;
 857                 for (l = data->contacts; l; l = l->next) {
 858                         contact_ids[i] = empathy_contact_get_id (l->data);
 859                         i++;
 860                 }
 861
 862                 tp_conn_request_handles_async (DBUS_G_PROXY (priv->tp_conn),
 863                                                TP_HANDLE_TYPE_CONTACT,
 864                                                contact_ids,
 865                                                tp_contact_factory_request_handles_cb,
 866                                                data);
 867                 g_free (contact_ids);
 868         }
 869 }
 870
 871 static void
 872 tp_contact_factory_status_changed_cb (MissionControl           *mc,
 873                                       TpConnectionStatus        status,
 874                                       McPresence                presence,
 875                                       TpConnectionStatusReason  reason,
 876                                       const gchar              *unique_name,
 877                                       EmpathyTpContactFactory  *tp_factory)
 878 {
 879         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 880         McAccount                   *account;
 881
 882         account = mc_account_lookup (unique_name);
 883         if (account && empathy_account_equal (account, priv->account)) {
 884                 tp_contact_factory_update (tp_factory);
 885         }
 886         g_object_unref (account);
 887 }
 888
 889 static void
 890 tp_contact_factory_add_contact (EmpathyTpContactFactory *tp_factory,
 891                                 EmpathyContact          *contact)
 892 {
 893         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 894
 895         g_object_weak_ref (G_OBJECT (contact),
 896                            tp_contact_factory_weak_notify,
 897                            tp_factory);
 898         priv->contacts = g_list_prepend (priv->contacts, contact);
 899
 900         if (!priv->presence_iface) {
 901                 /* We have no presence iface, set default presence
 902                  * to available */
 903                 empathy_contact_set_presence (contact, MC_PRESENCE_AVAILABLE);
 904         }
 905
 906         empathy_debug (DEBUG_DOMAIN, "Contact added: %s (%d)",
 907                        empathy_contact_get_id (contact),
 908                        empathy_contact_get_handle (contact));
 909 }
 910
 911 static void
 912 tp_contact_factory_hold_handles_cb (DBusGProxy *proxy,
 913                                     GError     *error,
 914                                     gpointer    userdata)
 915 {
 916         if (error) {
 917                 empathy_debug (DEBUG_DOMAIN, "Failed to hold handles: %s",
 918                                error->message);
 919         }
 920 }
 921
 922 EmpathyContact *
 923 empathy_tp_contact_factory_get_user (EmpathyTpContactFactory *tp_factory)
 924 {
 925         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 926
 927         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 928
 929         return empathy_tp_contact_factory_get_from_handle (tp_factory,
 930                                                            priv->self_handle);
 931 }
 932
 933 EmpathyContact *
 934 empathy_tp_contact_factory_get_from_id (EmpathyTpContactFactory *tp_factory,
 935                                         const gchar             *id)
 936 {
 937         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 938         EmpathyContact              *contact;
 939
 940         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 941         g_return_val_if_fail (id != NULL, NULL);
 942
 943         /* Check if the contact already exists */
 944         contact = tp_contact_factory_find_by_id (tp_factory, id);
 945         if (contact) {
 946                 return g_object_ref (contact);
 947         }
 948
 949         /* Create new contact */
 950         contact = g_object_new (EMPATHY_TYPE_CONTACT,
 951                                 "account", priv->account,
 952                                 "id", id,
 953                                 NULL);
 954         tp_contact_factory_add_contact (tp_factory, contact);
 955
 956         /* If the account is connected, request contact's handle */
 957         if (priv->tp_conn) {
 958                 RequestHandlesData *data;
 959                 const gchar        *contact_ids[] = {id, NULL};
 960
 961                 data = g_slice_new (RequestHandlesData);
 962                 data->tp_factory = g_object_ref (tp_factory);
 963                 data->contacts = g_list_prepend (NULL, g_object_ref (contact));
 964                 tp_conn_request_handles_async (DBUS_G_PROXY (priv->tp_conn),
 965                                                TP_HANDLE_TYPE_CONTACT,
 966                                                contact_ids,
 967                                                tp_contact_factory_request_handles_cb,
 968                                                data);
 969         }
 970
 971         return contact;
 972 }
 973
 974 EmpathyContact *
 975 empathy_tp_contact_factory_get_from_handle (EmpathyTpContactFactory *tp_factory,
 976                                             guint                    handle)
 977 {
 978         EmpathyContact *contact;
 979         GArray         *handles;
 980         GList          *contacts;
 981
 982         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 983
 984         handles = g_array_new (FALSE, FALSE, sizeof (guint));
 985         g_array_append_val (handles, handle);
 986
 987         contacts = empathy_tp_contact_factory_get_from_handles (tp_factory, handles);
 988         g_array_free (handles, TRUE);
 989
 990         contact = contacts ? contacts->data : NULL;
 991         g_list_free (contacts);
 992
 993         return contact;
 994 }
 995
 996 GList *
 997 empathy_tp_contact_factory_get_from_handles (EmpathyTpContactFactory *tp_factory,
 998                                              GArray                  *handles)
 999 {
1000         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1001         GList                       *contacts = NULL;
1002         GArray                      *new_handles;
1003         gchar                      **handles_names;
1004         guint                        i;
1005         GError                      *error = NULL;
1006
1007         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
1008         g_return_val_if_fail (handles != NULL, NULL);
1009
1010         /* Search all contacts we already have */
1011         new_handles = g_array_new (FALSE, FALSE, sizeof (guint));
1012         for (i = 0; i < handles->len; i++) {
1013                 EmpathyContact *contact;
1014                 guint           handle;
1015
1016                 handle = g_array_index (handles, guint, i);
1017                 if (handle == 0) {
1018                         continue;
1019                 }
1020
1021                 contact = tp_contact_factory_find_by_handle (tp_factory, handle);
1022                 if (contact) {
1023                         contacts = g_list_prepend (contacts, g_object_ref (contact));
1024                 } else {
1025                         g_array_append_val (new_handles, handle);
1026                 }
1027         }
1028
1029         if (new_handles->len == 0) {
1030                 g_array_free (new_handles, TRUE);
1031                 return contacts;
1032         }
1033
1034         /* Get the IDs of all new handles */
1035         if (!tp_conn_inspect_handles (DBUS_G_PROXY (priv->tp_conn),
1036                                       TP_HANDLE_TYPE_CONTACT,
1037                                       new_handles,
1038                                       &handles_names,
1039                                       &error)) {
1040                 empathy_debug (DEBUG_DOMAIN,
1041                               "Couldn't inspect contact: %s",
1042                               error ? error->message : "No error given");
1043                 g_clear_error (&error);
1044                 g_array_free (new_handles, TRUE);
1045                 return contacts;
1046         }
1047
1048         /* Create new contacts */
1049         for (i = 0; i < new_handles->len; i++) {
1050                 EmpathyContact *contact;
1051                 gchar          *id;
1052                 guint           handle;
1053                 gboolean        is_user;
1054
1055                 id = handles_names[i];
1056                 handle = g_array_index (new_handles, guint, i);
1057
1058                 is_user = (handle == priv->self_handle);
1059                 contact = g_object_new (EMPATHY_TYPE_CONTACT,
1060                                         "account", priv->account,
1061                                         "handle", handle,
1062                                         "id", id,
1063                                         "is-user", is_user,
1064                                         NULL);
1065                 tp_contact_factory_add_contact (tp_factory, contact);
1066                 contacts = g_list_prepend (contacts, contact);
1067                 g_free (id);
1068         }
1069         g_free (handles_names);
1070
1071         /* Hold all new handles. */
1072         tp_conn_hold_handles_async (DBUS_G_PROXY (priv->tp_conn),
1073                                     TP_HANDLE_TYPE_CONTACT,
1074                                     new_handles,
1075                                     tp_contact_factory_hold_handles_cb,
1076                                     NULL);
1077
1078         tp_contact_factory_request_everything (tp_factory, new_handles);
1079
1080         g_array_free (new_handles, TRUE);
1081
1082         return contacts;
1083 }
1084
1085 void
1086 empathy_tp_contact_factory_set_alias (EmpathyTpContactFactory *tp_factory,
1087                                       EmpathyContact          *contact,
1088                                       const gchar             *alias)
1089 {
1090         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1091         GHashTable                  *new_alias;
1092         guint                        handle;
1093
1094         g_return_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory));
1095         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1096         g_return_if_fail (empathy_account_equal (empathy_contact_get_account (contact),
1097                                                  priv->account));
1098
1099         if (!priv->aliasing_iface) {
1100                 return;
1101         }
1102
1103         handle = empathy_contact_get_handle (contact);
1104
1105         empathy_debug (DEBUG_DOMAIN, "Setting alias for contact %s (%d) to %s",
1106                        empathy_contact_get_id (contact),
1107                        handle, alias);
1108
1109         new_alias = g_hash_table_new_full (g_direct_hash,
1110                                            g_direct_equal,
1111                                            NULL,
1112                                            g_free);
1113
1114         g_hash_table_insert (new_alias,
1115                              GUINT_TO_POINTER (handle),
1116                              g_strdup (alias));
1117
1118         tp_conn_iface_aliasing_set_aliases_async (priv->aliasing_iface,
1119                                                   new_alias,
1120                                                   tp_contact_factory_set_aliases_cb,
1121                                                   g_object_ref (tp_factory));
1122
1123         g_hash_table_destroy (new_alias);
1124 }
1125
1126 void
1127 empathy_tp_contact_factory_set_avatar (EmpathyTpContactFactory *tp_factory,
1128                                        const gchar             *data,
1129                                        gsize                    size,
1130                                        const gchar             *mime_type)
1131 {
1132         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1133
1134         g_return_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory));
1135
1136         if (!priv->avatars_iface) {
1137                 return;
1138         }
1139
1140         if (data && size > 0 && size < G_MAXUINT) {
1141                 GArray avatar;
1142
1143                 avatar.data = (gchar*) data;
1144                 avatar.len = size;
1145
1146                 empathy_debug (DEBUG_DOMAIN, "Setting avatar on account %s",
1147                                mc_account_get_unique_name (priv->account));
1148
1149                 tp_conn_iface_avatars_set_avatar_async (priv->avatars_iface,
1150                                                         &avatar,
1151                                                         mime_type,
1152                                                         tp_contact_factory_set_avatar_cb,
1153                                                         g_object_ref (tp_factory));
1154         } else {
1155                 empathy_debug (DEBUG_DOMAIN, "Clearing avatar on account %s",
1156                                mc_account_get_unique_name (priv->account));
1157                 tp_conn_iface_avatars_clear_avatar_async (priv->avatars_iface,
1158                                                           tp_contact_factory_clear_avatar_cb,
1159                                                           g_object_ref (tp_factory));
1160         }
1161 }
1162
1163 static void
1164 tp_contact_factory_get_property (GObject    *object,
1165                                  guint       param_id,
1166                                  GValue     *value,
1167                                  GParamSpec *pspec)
1168 {
1169         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1170
1171         switch (param_id) {
1172         case PROP_ACCOUNT:
1173                 g_value_set_object (value, priv->account);
1174                 break;
1175         default:
1176                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1177                 break;
1178         };
1179 }
1180
1181 static void
1182 tp_contact_factory_set_property (GObject      *object,
1183                                  guint         param_id,
1184                                  const GValue *value,
1185                                  GParamSpec   *pspec)
1186 {
1187         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1188
1189         switch (param_id) {
1190         case PROP_ACCOUNT:
1191                 priv->account = g_object_ref (g_value_get_object (value));
1192                 break;
1193         default:
1194                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1195                 break;
1196         };
1197 }
1198
1199 static void
1200 tp_contact_factory_finalize (GObject *object)
1201 {
1202         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1203         GList                       *l;
1204
1205         empathy_debug (DEBUG_DOMAIN, "Finalized: %p (%s)",
1206                        object,
1207                        mc_account_get_normalized_name (priv->account));
1208
1209         tp_contact_factory_disconnect (EMPATHY_TP_CONTACT_FACTORY (object));
1210         dbus_g_proxy_disconnect_signal (DBUS_G_PROXY (priv->mc),
1211                                         "AccountStatusChanged",
1212                                         G_CALLBACK (tp_contact_factory_status_changed_cb),
1213                                         object);
1214
1215         for (l = priv->contacts; l; l = l->next) {
1216                 g_object_weak_unref (G_OBJECT (l->data),
1217                                      tp_contact_factory_weak_notify,
1218                                      object);
1219         }
1220
1221         g_list_free (priv->contacts);
1222         g_object_unref (priv->mc);
1223         g_object_unref (priv->account);
1224
1225         if (priv->tp_conn) {
1226                 g_object_unref (priv->tp_conn);
1227         }
1228
1229         G_OBJECT_CLASS (empathy_tp_contact_factory_parent_class)->finalize (object);
1230 }
1231
1232 static GObject *
1233 tp_contact_factory_constructor (GType                  type,
1234                                 guint                  n_props,
1235                                 GObjectConstructParam *props)
1236 {
1237         GObject *tp_factory;
1238
1239         tp_factory = G_OBJECT_CLASS (empathy_tp_contact_factory_parent_class)->constructor (type, n_props, props);
1240
1241         tp_contact_factory_update (EMPATHY_TP_CONTACT_FACTORY (tp_factory));
1242
1243         return tp_factory;
1244 }
1245
1246
1247 static void
1248 empathy_tp_contact_factory_class_init (EmpathyTpContactFactoryClass *klass)
1249 {
1250         GObjectClass *object_class = G_OBJECT_CLASS (klass);
1251
1252         object_class->finalize = tp_contact_factory_finalize;
1253         object_class->constructor = tp_contact_factory_constructor;
1254         object_class->get_property = tp_contact_factory_get_property;
1255         object_class->set_property = tp_contact_factory_set_property;
1256
1257         /* Construct-only properties */
1258         g_object_class_install_property (object_class,
1259                                          PROP_ACCOUNT,
1260                                          g_param_spec_object ("account",
1261                                                               "Factory's Account",
1262                                                               "The account associated with the factory",
1263                                                               MC_TYPE_ACCOUNT,
1264                                                               G_PARAM_READWRITE |
1265                                                               G_PARAM_CONSTRUCT_ONLY));
1266
1267         g_type_class_add_private (object_class, sizeof (EmpathyTpContactFactoryPriv));
1268 }
1269
1270 static void
1271 empathy_tp_contact_factory_init (EmpathyTpContactFactory *tp_factory)
1272 {
1273         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1274
1275         priv->mc = empathy_mission_control_new ();
1276         dbus_g_proxy_connect_signal (DBUS_G_PROXY (priv->mc),
1277                                      "AccountStatusChanged",
1278                                      G_CALLBACK (tp_contact_factory_status_changed_cb),
1279                                      tp_factory, NULL);
1280 }
1281
1282 EmpathyTpContactFactory *
1283 empathy_tp_contact_factory_new (McAccount *account)
1284 {
1285         return g_object_new (EMPATHY_TYPE_TP_CONTACT_FACTORY,
1286                              "account", account,
1287                              NULL);
1288 }
1289