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_AUDIO;
 509                 capabilities &= ~EMPATHY_CAPABILITIES_VIDEO;
 510                 if (specific & TP_CHANNEL_MEDIA_CAPABILITY_AUDIO) {
 511                         capabilities |= EMPATHY_CAPABILITIES_AUDIO;
 512                 }
 513                 if (specific & TP_CHANNEL_MEDIA_CAPABILITY_VIDEO) {
 514                         capabilities |= EMPATHY_CAPABILITIES_VIDEO;
 515                 }
 516         }
 517
 518         empathy_debug (DEBUG_DOMAIN, "Changing capabilities for contact %s (%d) to %d",
 519                        empathy_contact_get_id (contact),
 520                        empathy_contact_get_handle (contact),
 521                        capabilities);
 522
 523         empathy_contact_set_capabilities (contact, capabilities);
 524 }
 525
 526 static void
 527 tp_contact_factory_get_capabilities_cb (DBusGProxy *proxy,
 528                                         GPtrArray  *capabilities,
 529                                         GError     *error,
 530                                         gpointer    user_data)
 531 {
 532         EmpathyTpContactFactory *tp_factory = user_data;
 533         guint                    i;
 534
 535         if (error) {
 536                 empathy_debug (DEBUG_DOMAIN, "Error getting capabilities: %s",
 537                                error->message);
 538                 /* FIXME Should set the capabilities of the contacts for which this request
 539                  * originated to NONE */
 540                 goto OUT;
 541         }
 542
 543         for (i = 0; i < capabilities->len; i++) {
 544                 GValueArray *values;
 545                 guint        handle;
 546                 const gchar *channel_type;
 547                 guint        generic;
 548                 guint        specific;
 549
 550                 values = g_ptr_array_index (capabilities, i);
 551                 handle = g_value_get_uint (g_value_array_get_nth (values, 0));
 552                 channel_type = g_value_get_string (g_value_array_get_nth (values, 1));
 553                 generic = g_value_get_uint (g_value_array_get_nth (values, 2));
 554                 specific = g_value_get_uint (g_value_array_get_nth (values, 3));
 555
 556                 tp_contact_factory_update_capabilities (tp_factory,
 557                                                         handle,
 558                                                         channel_type,
 559                                                         generic,
 560                                                         specific);
 561
 562                 g_value_array_free (values);
 563         }
 564
 565         g_ptr_array_free (capabilities, TRUE);
 566 OUT:
 567         g_object_unref (tp_factory);
 568 }
 569
 570 static void
 571 tp_contact_factory_capabilities_changed_cb (DBusGProxy *proxy,
 572                                             GPtrArray  *capabilities,
 573                                             gpointer    user_data)
 574 {
 575         EmpathyTpContactFactory *tp_factory = user_data;
 576         guint                    i;
 577
 578         for (i = 0; i < capabilities->len; i++) {
 579                 GValueArray *values;
 580                 guint        handle;
 581                 const gchar *channel_type;
 582                 guint        generic;
 583                 guint        specific;
 584
 585                 values = g_ptr_array_index (capabilities, i);
 586                 handle = g_value_get_uint (g_value_array_get_nth (values, 0));
 587                 channel_type = g_value_get_string (g_value_array_get_nth (values, 1));
 588                 generic = g_value_get_uint (g_value_array_get_nth (values, 3));
 589                 specific = g_value_get_uint (g_value_array_get_nth (values, 5));
 590
 591                 tp_contact_factory_update_capabilities (tp_factory,
 592                                                         handle,
 593                                                         channel_type,
 594                                                         generic,
 595                                                         specific);
 596         }
 597 }
 598
 599 static void
 600 tp_contact_factory_request_everything (EmpathyTpContactFactory *tp_factory,
 601                                        GArray                  *handles)
 602 {
 603         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 604
 605         if (priv->presence_iface) {
 606                 tp_conn_iface_presence_get_presence_async (priv->presence_iface,
 607                                                            handles,
 608                                                            tp_contact_factory_get_presence_cb,
 609                                                            g_object_ref (tp_factory));
 610         }
 611
 612         if (priv->aliasing_iface) {
 613                 RequestAliasesData *data;
 614
 615                 data = g_slice_new (RequestAliasesData);
 616                 data->tp_factory = g_object_ref (tp_factory);
 617                 data->handles = g_memdup (handles->data, handles->len * sizeof (guint));
 618
 619                 tp_conn_iface_aliasing_request_aliases_async (priv->aliasing_iface,
 620                                                               handles,
 621                                                               tp_contact_factory_request_aliases_cb,
 622                                                               data);
 623         }
 624
 625         if (priv->avatars_iface) {
 626                 tp_conn_iface_avatars_get_known_avatar_tokens_async (priv->avatars_iface,
 627                                                                      handles,
 628                                                                      tp_contact_factory_get_known_avatar_tokens_cb,
 629                                                                      g_object_ref (tp_factory));
 630         }
 631
 632         if (priv->capabilities_iface) {
 633                 tp_conn_iface_capabilities_get_capabilities_async (priv->capabilities_iface,
 634                                                                    handles,
 635                                                                    tp_contact_factory_get_capabilities_cb,
 636                                                                    g_object_ref (tp_factory));
 637         }
 638 }
 639
 640 typedef struct {
 641         EmpathyTpContactFactory *tp_factory;
 642         GList                   *contacts;
 643 } RequestHandlesData;
 644
 645 static void
 646 tp_contact_factory_request_handles_cb (DBusGProxy *proxy,
 647                                        GArray     *handles,
 648                                        GError     *error,
 649                                        gpointer    user_data)
 650 {
 651         RequestHandlesData          *data = user_data;
 652         EmpathyTpContactFactory     *tp_factory = data->tp_factory;
 653         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 654         GList                       *l;
 655         guint                        i = 0;
 656
 657         if (error) {
 658                 empathy_debug (DEBUG_DOMAIN, "Failed to request handles: %s",
 659                                error->message);
 660                 goto OUT;
 661         }
 662
 663         for (l = data->contacts; l; l = l->next) {
 664                 guint handle;
 665
 666                 handle = g_array_index (handles, guint, i);
 667                 empathy_contact_set_handle (l->data, handle);
 668                 if (handle == priv->self_handle) {
 669                         empathy_contact_set_is_user (l->data, TRUE);
 670                 }
 671
 672                 i++;
 673         }
 674
 675         tp_contact_factory_request_everything (tp_factory, handles);
 676         g_array_free (handles, TRUE);
 677
 678 OUT:
 679         g_list_foreach (data->contacts, (GFunc) g_object_unref, NULL);
 680         g_list_free (data->contacts);
 681         g_object_unref (tp_factory);
 682         g_slice_free (RequestHandlesData, data);
 683 }
 684
 685 static void
 686 tp_contact_factory_disconnect_contact_foreach (gpointer data,
 687                                                gpointer user_data)
 688 {
 689         EmpathyContact *contact = data;
 690
 691         empathy_contact_set_presence (contact, MC_PRESENCE_UNSET);
 692         empathy_contact_set_handle (contact, 0);
 693 }
 694
 695 static void
 696 tp_contact_factory_destroy_cb (TpConn                  *tp_conn,
 697                                EmpathyTpContactFactory *tp_factory)
 698 {
 699         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 700
 701         empathy_debug (DEBUG_DOMAIN, "Account disconnected or CM crashed");
 702
 703         g_object_unref (priv->tp_conn);
 704         priv->tp_conn = NULL;
 705         priv->aliasing_iface = NULL;
 706         priv->avatars_iface = NULL;
 707         priv->presence_iface = NULL;
 708         priv->capabilities_iface = NULL;
 709
 710         g_list_foreach (priv->contacts,
 711                         tp_contact_factory_disconnect_contact_foreach,
 712                         tp_factory);
 713 }
 714
 715 static void
 716 tp_contact_factory_disconnect (EmpathyTpContactFactory *tp_factory)
 717 {
 718         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 719
 720         if (priv->aliasing_iface) {
 721                 dbus_g_proxy_disconnect_signal (priv->aliasing_iface,
 722                                                 "AliasesChanged",
 723                                                 G_CALLBACK (tp_contact_factory_aliases_changed_cb),
 724                                                 tp_factory);
 725         }
 726         if (priv->avatars_iface) {
 727                 dbus_g_proxy_disconnect_signal (priv->avatars_iface,
 728                                                 "AvatarUpdated",
 729                                                 G_CALLBACK (tp_contact_factory_avatar_updated_cb),
 730                                                 tp_factory);
 731                 dbus_g_proxy_disconnect_signal (priv->avatars_iface,
 732                                                 "AvatarRetrieved",
 733                                                 G_CALLBACK (tp_contact_factory_avatar_retrieved_cb),
 734                                                 tp_factory);
 735         }
 736         if (priv->presence_iface) {
 737                 dbus_g_proxy_disconnect_signal (priv->presence_iface,
 738                                                 "PresenceUpdate",
 739                                                 G_CALLBACK (tp_contact_factory_presence_update_cb),
 740                                                 tp_factory);
 741         }
 742         if (priv->capabilities_iface) {
 743                 dbus_g_proxy_disconnect_signal (priv->capabilities_iface,
 744                                                 "CapabilitiesChanged",
 745                                                 G_CALLBACK (tp_contact_factory_capabilities_changed_cb),
 746                                                 tp_factory);
 747         }
 748         if (priv->tp_conn) {
 749                 g_signal_handlers_disconnect_by_func (priv->tp_conn,
 750                                                       tp_contact_factory_destroy_cb,
 751                                                       tp_factory);
 752         }
 753 }
 754
 755 static void
 756 tp_contact_factory_update (EmpathyTpContactFactory *tp_factory)
 757 {
 758         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 759         TpConn                      *tp_conn = NULL;
 760         RequestHandlesData          *data;
 761         const gchar                **contact_ids;
 762         guint                        i;
 763         GList                       *l;
 764         GError                      *error = NULL;
 765
 766         if (priv->account) {
 767                 guint status;
 768
 769                 /* status == 0 means the status is CONNECTED */
 770                 status = mission_control_get_connection_status (priv->mc,
 771                                                                 priv->account,
 772                                                                 NULL);
 773                 if (status == 0) {
 774                         tp_conn = mission_control_get_connection (priv->mc,
 775                                                                   priv->account,
 776                                                                   NULL);
 777                 }
 778         }
 779
 780         if (!tp_conn) {
 781                 /* We are not connected anymore, remove the old connection */
 782                 tp_contact_factory_disconnect (tp_factory);
 783                 if (priv->tp_conn) {
 784                         tp_contact_factory_destroy_cb (priv->tp_conn, tp_factory);
 785                 }
 786                 return;
 787         }
 788         else if (priv->tp_conn) {
 789                 /* We were connected and we still are connected, nothing
 790                  * changed so nothing to do. */
 791                 g_object_unref (tp_conn);
 792                 return;
 793         }
 794
 795         /* We got a new connection */
 796         priv->tp_conn = tp_conn;
 797         priv->aliasing_iface = tp_conn_get_interface (priv->tp_conn,
 798                                                       TP_IFACE_QUARK_CONNECTION_INTERFACE_ALIASING);
 799         priv->avatars_iface = tp_conn_get_interface (priv->tp_conn,
 800                                                      TP_IFACE_QUARK_CONNECTION_INTERFACE_AVATARS);
 801         priv->presence_iface = tp_conn_get_interface (priv->tp_conn,
 802                                                       TP_IFACE_QUARK_CONNECTION_INTERFACE_PRESENCE);
 803         priv->capabilities_iface = tp_conn_get_interface (priv->tp_conn,
 804                                                           TP_IFACE_QUARK_CONNECTION_INTERFACE_CAPABILITIES);
 805
 806         /* Connect signals */
 807         if (priv->aliasing_iface) {
 808                 dbus_g_proxy_connect_signal (priv->aliasing_iface,
 809                                              "AliasesChanged",
 810                                              G_CALLBACK (tp_contact_factory_aliases_changed_cb),
 811                                              tp_factory, NULL);
 812         }
 813         if (priv->avatars_iface) {
 814                 dbus_g_proxy_connect_signal (priv->avatars_iface,
 815                                              "AvatarUpdated",
 816                                              G_CALLBACK (tp_contact_factory_avatar_updated_cb),
 817                                              tp_factory, NULL);
 818                 dbus_g_proxy_connect_signal (priv->avatars_iface,
 819                                              "AvatarRetrieved",
 820                                              G_CALLBACK (tp_contact_factory_avatar_retrieved_cb),
 821                                              tp_factory, NULL);
 822         }
 823         if (priv->presence_iface) {
 824                 dbus_g_proxy_connect_signal (priv->presence_iface,
 825                                              "PresenceUpdate",
 826                                              G_CALLBACK (tp_contact_factory_presence_update_cb),
 827                                              tp_factory, NULL);
 828         }
 829         if (priv->capabilities_iface) {
 830                 dbus_g_proxy_connect_signal (priv->capabilities_iface,
 831                                              "CapabilitiesChanged",
 832                                              G_CALLBACK (tp_contact_factory_capabilities_changed_cb),
 833                                              tp_factory, NULL);
 834         }
 835         g_signal_connect (priv->tp_conn, "destroy",
 836                           G_CALLBACK (tp_contact_factory_destroy_cb),
 837                           tp_factory);
 838
 839         /* Get our own handle */
 840         if (!tp_conn_get_self_handle (DBUS_G_PROXY (priv->tp_conn),
 841                                       &priv->self_handle,
 842                                       &error)) {
 843                 empathy_debug (DEBUG_DOMAIN, "GetSelfHandle Error: %s",
 844                               error ? error->message : "No error given");
 845                 g_clear_error (&error);
 846         }
 847
 848         /* Request new handles for all contacts */
 849         if (priv->contacts) {
 850                 data = g_slice_new (RequestHandlesData);
 851                 data->tp_factory = g_object_ref (tp_factory);
 852                 data->contacts = g_list_copy (priv->contacts);
 853                 g_list_foreach (data->contacts, (GFunc) g_object_ref, NULL);
 854
 855                 i = g_list_length (data->contacts);
 856                 contact_ids = g_new0 (const gchar*, i + 1);
 857                 i = 0;
 858                 for (l = data->contacts; l; l = l->next) {
 859                         contact_ids[i] = empathy_contact_get_id (l->data);
 860                         i++;
 861                 }
 862
 863                 tp_conn_request_handles_async (DBUS_G_PROXY (priv->tp_conn),
 864                                                TP_HANDLE_TYPE_CONTACT,
 865                                                contact_ids,
 866                                                tp_contact_factory_request_handles_cb,
 867                                                data);
 868                 g_free (contact_ids);
 869         }
 870 }
 871
 872 static void
 873 tp_contact_factory_status_changed_cb (MissionControl           *mc,
 874                                       TpConnectionStatus        status,
 875                                       McPresence                presence,
 876                                       TpConnectionStatusReason  reason,
 877                                       const gchar              *unique_name,
 878                                       EmpathyTpContactFactory  *tp_factory)
 879 {
 880         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 881         McAccount                   *account;
 882
 883         account = mc_account_lookup (unique_name);
 884         if (account && empathy_account_equal (account, priv->account)) {
 885                 tp_contact_factory_update (tp_factory);
 886         }
 887         g_object_unref (account);
 888 }
 889
 890 static void
 891 tp_contact_factory_add_contact (EmpathyTpContactFactory *tp_factory,
 892                                 EmpathyContact          *contact)
 893 {
 894         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 895
 896         g_object_weak_ref (G_OBJECT (contact),
 897                            tp_contact_factory_weak_notify,
 898                            tp_factory);
 899         priv->contacts = g_list_prepend (priv->contacts, contact);
 900
 901         if (!priv->presence_iface) {
 902                 /* We have no presence iface, set default presence
 903                  * to available */
 904                 empathy_contact_set_presence (contact, MC_PRESENCE_AVAILABLE);
 905         }
 906
 907         empathy_debug (DEBUG_DOMAIN, "Contact added: %s (%d)",
 908                        empathy_contact_get_id (contact),
 909                        empathy_contact_get_handle (contact));
 910 }
 911
 912 static void
 913 tp_contact_factory_hold_handles_cb (DBusGProxy *proxy,
 914                                     GError     *error,
 915                                     gpointer    userdata)
 916 {
 917         if (error) {
 918                 empathy_debug (DEBUG_DOMAIN, "Failed to hold handles: %s",
 919                                error->message);
 920         }
 921 }
 922
 923 EmpathyContact *
 924 empathy_tp_contact_factory_get_user (EmpathyTpContactFactory *tp_factory)
 925 {
 926         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 927
 928         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 929
 930         return empathy_tp_contact_factory_get_from_handle (tp_factory,
 931                                                            priv->self_handle);
 932 }
 933
 934 EmpathyContact *
 935 empathy_tp_contact_factory_get_from_id (EmpathyTpContactFactory *tp_factory,
 936                                         const gchar             *id)
 937 {
 938         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
 939         EmpathyContact              *contact;
 940
 941         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 942         g_return_val_if_fail (id != NULL, NULL);
 943
 944         /* Check if the contact already exists */
 945         contact = tp_contact_factory_find_by_id (tp_factory, id);
 946         if (contact) {
 947                 return g_object_ref (contact);
 948         }
 949
 950         /* Create new contact */
 951         contact = g_object_new (EMPATHY_TYPE_CONTACT,
 952                                 "account", priv->account,
 953                                 "id", id,
 954                                 NULL);
 955         tp_contact_factory_add_contact (tp_factory, contact);
 956
 957         /* If the account is connected, request contact's handle */
 958         if (priv->tp_conn) {
 959                 RequestHandlesData *data;
 960                 const gchar        *contact_ids[] = {id, NULL};
 961
 962                 data = g_slice_new (RequestHandlesData);
 963                 data->tp_factory = g_object_ref (tp_factory);
 964                 data->contacts = g_list_prepend (NULL, g_object_ref (contact));
 965                 tp_conn_request_handles_async (DBUS_G_PROXY (priv->tp_conn),
 966                                                TP_HANDLE_TYPE_CONTACT,
 967                                                contact_ids,
 968                                                tp_contact_factory_request_handles_cb,
 969                                                data);
 970         }
 971
 972         return contact;
 973 }
 974
 975 EmpathyContact *
 976 empathy_tp_contact_factory_get_from_handle (EmpathyTpContactFactory *tp_factory,
 977                                             guint                    handle)
 978 {
 979         EmpathyContact *contact;
 980         GArray         *handles;
 981         GList          *contacts;
 982
 983         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
 984
 985         handles = g_array_new (FALSE, FALSE, sizeof (guint));
 986         g_array_append_val (handles, handle);
 987
 988         contacts = empathy_tp_contact_factory_get_from_handles (tp_factory, handles);
 989         g_array_free (handles, TRUE);
 990
 991         contact = contacts ? contacts->data : NULL;
 992         g_list_free (contacts);
 993
 994         return contact;
 995 }
 996
 997 GList *
 998 empathy_tp_contact_factory_get_from_handles (EmpathyTpContactFactory *tp_factory,
 999                                              GArray                  *handles)
1000 {
1001         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1002         GList                       *contacts = NULL;
1003         GArray                      *new_handles;
1004         gchar                      **handles_names;
1005         guint                        i;
1006         GError                      *error = NULL;
1007
1008         g_return_val_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory), NULL);
1009         g_return_val_if_fail (handles != NULL, NULL);
1010
1011         /* Search all contacts we already have */
1012         new_handles = g_array_new (FALSE, FALSE, sizeof (guint));
1013         for (i = 0; i < handles->len; i++) {
1014                 EmpathyContact *contact;
1015                 guint           handle;
1016
1017                 handle = g_array_index (handles, guint, i);
1018                 if (handle == 0) {
1019                         continue;
1020                 }
1021
1022                 contact = tp_contact_factory_find_by_handle (tp_factory, handle);
1023                 if (contact) {
1024                         contacts = g_list_prepend (contacts, g_object_ref (contact));
1025                 } else {
1026                         g_array_append_val (new_handles, handle);
1027                 }
1028         }
1029
1030         if (new_handles->len == 0) {
1031                 g_array_free (new_handles, TRUE);
1032                 return contacts;
1033         }
1034
1035         /* Get the IDs of all new handles */
1036         if (!tp_conn_inspect_handles (DBUS_G_PROXY (priv->tp_conn),
1037                                       TP_HANDLE_TYPE_CONTACT,
1038                                       new_handles,
1039                                       &handles_names,
1040                                       &error)) {
1041                 empathy_debug (DEBUG_DOMAIN,
1042                               "Couldn't inspect contact: %s",
1043                               error ? error->message : "No error given");
1044                 g_clear_error (&error);
1045                 g_array_free (new_handles, TRUE);
1046                 return contacts;
1047         }
1048
1049         /* Create new contacts */
1050         for (i = 0; i < new_handles->len; i++) {
1051                 EmpathyContact *contact;
1052                 gchar          *id;
1053                 guint           handle;
1054                 gboolean        is_user;
1055
1056                 id = handles_names[i];
1057                 handle = g_array_index (new_handles, guint, i);
1058
1059                 is_user = (handle == priv->self_handle);
1060                 contact = g_object_new (EMPATHY_TYPE_CONTACT,
1061                                         "account", priv->account,
1062                                         "handle", handle,
1063                                         "id", id,
1064                                         "is-user", is_user,
1065                                         NULL);
1066                 tp_contact_factory_add_contact (tp_factory, contact);
1067                 contacts = g_list_prepend (contacts, contact);
1068                 g_free (id);
1069         }
1070         g_free (handles_names);
1071
1072         /* Hold all new handles. */
1073         tp_conn_hold_handles_async (DBUS_G_PROXY (priv->tp_conn),
1074                                     TP_HANDLE_TYPE_CONTACT,
1075                                     new_handles,
1076                                     tp_contact_factory_hold_handles_cb,
1077                                     NULL);
1078
1079         tp_contact_factory_request_everything (tp_factory, new_handles);
1080
1081         g_array_free (new_handles, TRUE);
1082
1083         return contacts;
1084 }
1085
1086 void
1087 empathy_tp_contact_factory_set_alias (EmpathyTpContactFactory *tp_factory,
1088                                       EmpathyContact          *contact,
1089                                       const gchar             *alias)
1090 {
1091         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1092         GHashTable                  *new_alias;
1093         guint                        handle;
1094
1095         g_return_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory));
1096         g_return_if_fail (EMPATHY_IS_CONTACT (contact));
1097         g_return_if_fail (empathy_account_equal (empathy_contact_get_account (contact),
1098                                                  priv->account));
1099
1100         if (!priv->aliasing_iface) {
1101                 return;
1102         }
1103
1104         handle = empathy_contact_get_handle (contact);
1105
1106         empathy_debug (DEBUG_DOMAIN, "Setting alias for contact %s (%d) to %s",
1107                        empathy_contact_get_id (contact),
1108                        handle, alias);
1109
1110         new_alias = g_hash_table_new_full (g_direct_hash,
1111                                            g_direct_equal,
1112                                            NULL,
1113                                            g_free);
1114
1115         g_hash_table_insert (new_alias,
1116                              GUINT_TO_POINTER (handle),
1117                              g_strdup (alias));
1118
1119         tp_conn_iface_aliasing_set_aliases_async (priv->aliasing_iface,
1120                                                   new_alias,
1121                                                   tp_contact_factory_set_aliases_cb,
1122                                                   g_object_ref (tp_factory));
1123
1124         g_hash_table_destroy (new_alias);
1125 }
1126
1127 void
1128 empathy_tp_contact_factory_set_avatar (EmpathyTpContactFactory *tp_factory,
1129                                        const gchar             *data,
1130                                        gsize                    size,
1131                                        const gchar             *mime_type)
1132 {
1133         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1134
1135         g_return_if_fail (EMPATHY_IS_TP_CONTACT_FACTORY (tp_factory));
1136
1137         if (!priv->avatars_iface) {
1138                 return;
1139         }
1140
1141         if (data && size > 0 && size < G_MAXUINT) {
1142                 GArray avatar;
1143
1144                 avatar.data = (gchar*) data;
1145                 avatar.len = size;
1146
1147                 empathy_debug (DEBUG_DOMAIN, "Setting avatar on account %s",
1148                                mc_account_get_unique_name (priv->account));
1149
1150                 tp_conn_iface_avatars_set_avatar_async (priv->avatars_iface,
1151                                                         &avatar,
1152                                                         mime_type,
1153                                                         tp_contact_factory_set_avatar_cb,
1154                                                         g_object_ref (tp_factory));
1155         } else {
1156                 empathy_debug (DEBUG_DOMAIN, "Clearing avatar on account %s",
1157                                mc_account_get_unique_name (priv->account));
1158                 tp_conn_iface_avatars_clear_avatar_async (priv->avatars_iface,
1159                                                           tp_contact_factory_clear_avatar_cb,
1160                                                           g_object_ref (tp_factory));
1161         }
1162 }
1163
1164 static void
1165 tp_contact_factory_get_property (GObject    *object,
1166                                  guint       param_id,
1167                                  GValue     *value,
1168                                  GParamSpec *pspec)
1169 {
1170         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1171
1172         switch (param_id) {
1173         case PROP_ACCOUNT:
1174                 g_value_set_object (value, priv->account);
1175                 break;
1176         default:
1177                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1178                 break;
1179         };
1180 }
1181
1182 static void
1183 tp_contact_factory_set_property (GObject      *object,
1184                                  guint         param_id,
1185                                  const GValue *value,
1186                                  GParamSpec   *pspec)
1187 {
1188         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1189
1190         switch (param_id) {
1191         case PROP_ACCOUNT:
1192                 priv->account = g_object_ref (g_value_get_object (value));
1193                 break;
1194         default:
1195                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
1196                 break;
1197         };
1198 }
1199
1200 static void
1201 tp_contact_factory_finalize (GObject *object)
1202 {
1203         EmpathyTpContactFactoryPriv *priv = GET_PRIV (object);
1204         GList                       *l;
1205
1206         empathy_debug (DEBUG_DOMAIN, "Finalized: %p (%s)",
1207                        object,
1208                        mc_account_get_normalized_name (priv->account));
1209
1210         tp_contact_factory_disconnect (EMPATHY_TP_CONTACT_FACTORY (object));
1211         dbus_g_proxy_disconnect_signal (DBUS_G_PROXY (priv->mc),
1212                                         "AccountStatusChanged",
1213                                         G_CALLBACK (tp_contact_factory_status_changed_cb),
1214                                         object);
1215
1216         for (l = priv->contacts; l; l = l->next) {
1217                 g_object_weak_unref (G_OBJECT (l->data),
1218                                      tp_contact_factory_weak_notify,
1219                                      object);
1220         }
1221
1222         g_list_free (priv->contacts);
1223         g_object_unref (priv->mc);
1224         g_object_unref (priv->account);
1225
1226         if (priv->tp_conn) {
1227                 g_object_unref (priv->tp_conn);
1228         }
1229
1230         G_OBJECT_CLASS (empathy_tp_contact_factory_parent_class)->finalize (object);
1231 }
1232
1233 static GObject *
1234 tp_contact_factory_constructor (GType                  type,
1235                                 guint                  n_props,
1236                                 GObjectConstructParam *props)
1237 {
1238         GObject *tp_factory;
1239
1240         tp_factory = G_OBJECT_CLASS (empathy_tp_contact_factory_parent_class)->constructor (type, n_props, props);
1241
1242         tp_contact_factory_update (EMPATHY_TP_CONTACT_FACTORY (tp_factory));
1243
1244         return tp_factory;
1245 }
1246
1247
1248 static void
1249 empathy_tp_contact_factory_class_init (EmpathyTpContactFactoryClass *klass)
1250 {
1251         GObjectClass *object_class = G_OBJECT_CLASS (klass);
1252
1253         object_class->finalize = tp_contact_factory_finalize;
1254         object_class->constructor = tp_contact_factory_constructor;
1255         object_class->get_property = tp_contact_factory_get_property;
1256         object_class->set_property = tp_contact_factory_set_property;
1257
1258         /* Construct-only properties */
1259         g_object_class_install_property (object_class,
1260                                          PROP_ACCOUNT,
1261                                          g_param_spec_object ("account",
1262                                                               "Factory's Account",
1263                                                               "The account associated with the factory",
1264                                                               MC_TYPE_ACCOUNT,
1265                                                               G_PARAM_READWRITE |
1266                                                               G_PARAM_CONSTRUCT_ONLY));
1267
1268         g_type_class_add_private (object_class, sizeof (EmpathyTpContactFactoryPriv));
1269 }
1270
1271 static void
1272 empathy_tp_contact_factory_init (EmpathyTpContactFactory *tp_factory)
1273 {
1274         EmpathyTpContactFactoryPriv *priv = GET_PRIV (tp_factory);
1275
1276         priv->mc = empathy_mission_control_new ();
1277         dbus_g_proxy_connect_signal (DBUS_G_PROXY (priv->mc),
1278                                      "AccountStatusChanged",
1279                                      G_CALLBACK (tp_contact_factory_status_changed_cb),
1280                                      tp_factory, NULL);
1281 }
1282
1283 EmpathyTpContactFactory *
1284 empathy_tp_contact_factory_new (McAccount *account)
1285 {
1286         return g_object_new (EMPATHY_TYPE_TP_CONTACT_FACTORY,
1287                              "account", account,
1288                              NULL);
1289 }
1290