libempathy/empathy-tp-roomlist.c

   1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
   2 /*
   3  * Copyright (C) 2007-2008 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/channel.h>
  27 #include <telepathy-glib/dbus.h>
  28 #include <telepathy-glib/util.h>
  29 #include <telepathy-glib/interfaces.h>
  30
  31 #include "empathy-tp-roomlist.h"
  32 #include "empathy-chatroom.h"
  33 #include "empathy-utils.h"
  34
  35 #define DEBUG_FLAG EMPATHY_DEBUG_TP
  36 #include "empathy-debug.h"
  37
  38 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyTpRoomlist)
  39 typedef struct {
  40         TpConnection *connection;
  41         TpChannel    *channel;
  42         TpAccount    *account;
  43         gboolean      is_listing;
  44         gboolean      start_requested;
  45 } EmpathyTpRoomlistPriv;
  46
  47 enum {
  48         NEW_ROOM,
  49         DESTROY,
  50         ERROR,
  51         LAST_SIGNAL
  52 };
  53
  54 enum {
  55         PROP_0,
  56         PROP_ACCOUNT,
  57         PROP_IS_LISTING,
  58 };
  59
  60 static guint signals[LAST_SIGNAL];
  61
  62 G_DEFINE_TYPE (EmpathyTpRoomlist, empathy_tp_roomlist, G_TYPE_OBJECT);
  63
  64 static void
  65 tp_roomlist_listing_cb (TpChannel *channel,
  66                         gboolean   listing,
  67                         gpointer   user_data,
  68                         GObject   *list)
  69 {
  70         EmpathyTpRoomlistPriv *priv = GET_PRIV (list);
  71
  72         DEBUG ("Listing: %s", listing ? "Yes" : "No");
  73         priv->is_listing = listing;
  74         g_object_notify (list, "is-listing");
  75 }
  76
  77 static void
  78 tp_roomlist_chatrooms_free (gpointer data)
  79 {
  80         GSList *chatrooms = data;
  81
  82         g_slist_foreach (chatrooms, (GFunc) g_object_unref, NULL);
  83         g_slist_free (chatrooms);
  84 }
  85
  86 static void
  87 tp_roomlist_inspect_handles_cb (TpConnection *connection,
  88                                 const gchar **names,
  89                                 const GError *error,
  90                                 gpointer      user_data,
  91                                 GObject      *list)
  92 {
  93         GSList *chatrooms = user_data;
  94
  95         if (error != NULL) {
  96                 DEBUG ("Error: %s", error->message);
  97                 return;
  98         }
  99
 100         while (*names != NULL) {
 101                 EmpathyChatroom *chatroom = chatrooms->data;
 102
 103                 empathy_chatroom_set_room (chatroom, *names);
 104                 g_signal_emit (list, signals[NEW_ROOM], 0, chatroom);
 105
 106                 names++;
 107                 chatrooms = chatrooms->next;
 108         }
 109 }
 110
 111 static void
 112 tp_roomlist_got_rooms_cb (TpChannel       *channel,
 113                           const GPtrArray *rooms,
 114                           gpointer         user_data,
 115                           GObject         *list)
 116 {
 117         EmpathyTpRoomlistPriv *priv = GET_PRIV (list);
 118         EmpathyChatroom       *chatroom;
 119         guint                  i;
 120         GArray                *handles = NULL;
 121         GSList                *chatrooms = NULL;
 122
 123         for (i = 0; i < rooms->len; i++) {
 124                 const GValue *room_name_value;
 125                 const GValue *handle_name_value;
 126                 const GValue *room_members_value;
 127                 const GValue *room_subject_value;
 128                 const GValue *room_invite_value;
 129                 const GValue *room_password_value;
 130                 GValueArray  *room_struct;
 131                 guint         handle;
 132                 const gchar  *channel_type;
 133                 GHashTable   *info;
 134
 135                 /* Get information */
 136                 room_struct = g_ptr_array_index (rooms, i);
 137                 handle = g_value_get_uint (g_value_array_get_nth (room_struct, 0));
 138                 channel_type = g_value_get_string (g_value_array_get_nth (room_struct, 1));
 139                 info = g_value_get_boxed (g_value_array_get_nth (room_struct, 2));
 140                 room_name_value = g_hash_table_lookup (info, "name");
 141                 handle_name_value = g_hash_table_lookup (info, "handle-name");
 142                 room_subject_value = g_hash_table_lookup (info, "subject");
 143                 room_members_value = g_hash_table_lookup (info, "members");
 144                 room_invite_value = g_hash_table_lookup (info, "invite-only");
 145                 room_password_value = g_hash_table_lookup (info, "password");
 146
 147                 if (tp_strdiff (channel_type, TP_IFACE_CHANNEL_TYPE_TEXT)) {
 148                         continue;
 149                 }
 150
 151                 chatroom = empathy_chatroom_new (priv->account);
 152
 153                 if (room_name_value != NULL) {
 154                         empathy_chatroom_set_name (chatroom,
 155                                                    g_value_get_string (room_name_value));
 156                 }
 157
 158                 if (room_members_value != NULL) {
 159                         empathy_chatroom_set_members_count (chatroom,
 160                                                    g_value_get_uint (room_members_value));
 161                 }
 162
 163                 if (room_subject_value != NULL) {
 164                         empathy_chatroom_set_subject (chatroom,
 165                                                    g_value_get_string (room_subject_value));
 166                 }
 167
 168                 if (room_invite_value != NULL) {
 169                         empathy_chatroom_set_invite_only (chatroom,
 170                                                    g_value_get_boolean (room_invite_value));
 171                 }
 172
 173                 if (room_password_value != NULL) {
 174                         empathy_chatroom_set_need_password (chatroom,
 175                                                    g_value_get_boolean (room_password_value));
 176                 }
 177
 178                 if (handle_name_value != NULL) {
 179                         empathy_chatroom_set_room (chatroom,
 180                                                    g_value_get_string (handle_name_value));
 181
 182                         /* We have the room ID, we can directly emit it */
 183                         g_signal_emit (list, signals[NEW_ROOM], 0, chatroom);
 184                         g_object_unref (chatroom);
 185                 } else {
 186                         /* We don't have the room ID, we'll inspect all handles
 187                          * at once and then emit rooms */
 188                         if (handles == NULL) {
 189                                 handles = g_array_new (FALSE, FALSE, sizeof (guint));
 190                         }
 191
 192                         g_array_append_val (handles, handle);
 193                         chatrooms = g_slist_prepend (chatrooms, chatroom);
 194                 }
 195         }
 196
 197         if (handles != NULL) {
 198                 chatrooms = g_slist_reverse (chatrooms);
 199                 tp_cli_connection_call_inspect_handles (priv->connection, -1,
 200                                                        TP_HANDLE_TYPE_ROOM,
 201                                                        handles,
 202                                                        tp_roomlist_inspect_handles_cb,
 203                                                        chatrooms,
 204                                                        tp_roomlist_chatrooms_free,
 205                                                        list);
 206                 g_array_unref (handles);
 207         }
 208 }
 209
 210 static void
 211 tp_roomlist_get_listing_rooms_cb (TpChannel    *channel,
 212                                   gboolean      is_listing,
 213                                   const GError *error,
 214                                   gpointer      user_data,
 215                                   GObject      *list)
 216 {
 217         EmpathyTpRoomlistPriv *priv = GET_PRIV (list);
 218
 219         if (error) {
 220                 DEBUG ("Error geting listing rooms: %s", error->message);
 221                 return;
 222         }
 223
 224         priv->is_listing = is_listing;
 225         g_object_notify (list, "is-listing");
 226 }
 227
 228 static void
 229 tp_roomlist_invalidated_cb (TpChannel         *channel,
 230                             guint              domain,
 231                             gint               code,
 232                             gchar             *message,
 233                             EmpathyTpRoomlist *list)
 234 {
 235         DEBUG ("Channel invalidated: %s", message);
 236         g_signal_emit (list, signals[DESTROY], 0);
 237 }
 238
 239 static void
 240 call_list_rooms_cb (TpChannel *proxy,
 241                     const GError *error,
 242                     gpointer list,
 243                     GObject *weak_object)
 244 {
 245         if (error != NULL) {
 246                 DEBUG ("Error listing rooms: %s", error->message);
 247                 g_signal_emit_by_name (list, "error::start", error);
 248         }
 249 }
 250
 251 static void
 252 stop_listing_cb (TpChannel *proxy,
 253                  const GError *error,
 254                  gpointer list,
 255                  GObject *weak_object)
 256 {
 257         if (error != NULL) {
 258                 DEBUG ("Error on stop listing: %s", error->message);
 259                 g_signal_emit_by_name (list, "error::stop", error);
 260         }
 261 }
 262
 263 static void
 264 tp_roomlist_create_channel_cb (GObject *source,
 265                                 GAsyncResult *result,
 266                                 gpointer      user_data)
 267 {
 268         EmpathyTpRoomlist *self = user_data;
 269         EmpathyTpRoomlistPriv *priv = GET_PRIV (self);
 270         GError *error = NULL;
 271
 272         priv->channel = tp_account_channel_request_create_and_handle_channel_finish (
 273                 TP_ACCOUNT_CHANNEL_REQUEST (source), result, NULL, &error);
 274
 275         if (priv->channel == NULL) {
 276                 DEBUG ("Error creating channel: %s", error->message);
 277                 g_error_free (error);
 278                 goto out;
 279         }
 280
 281         g_signal_connect (priv->channel, "invalidated",
 282                           G_CALLBACK (tp_roomlist_invalidated_cb), self);
 283
 284         tp_cli_channel_type_room_list_connect_to_listing_rooms (priv->channel,
 285                                                                 tp_roomlist_listing_cb,
 286                                                                 NULL, NULL,
 287                                                                 G_OBJECT (self),
 288                                                                 NULL);
 289         tp_cli_channel_type_room_list_connect_to_got_rooms (priv->channel,
 290                                                             tp_roomlist_got_rooms_cb,
 291                                                             NULL, NULL,
 292                                                             G_OBJECT (self),
 293                                                             NULL);
 294
 295         tp_cli_channel_type_room_list_call_get_listing_rooms (priv->channel, -1,
 296                                                               tp_roomlist_get_listing_rooms_cb,
 297                                                               NULL, NULL,
 298                                                               G_OBJECT (self));
 299
 300         if (priv->start_requested == TRUE) {
 301                 tp_cli_channel_type_room_list_call_list_rooms (priv->channel, -1,
 302                         call_list_rooms_cb, self, NULL, G_OBJECT (self));
 303                 priv->start_requested = FALSE;
 304         }
 305
 306 out:
 307         g_object_unref (self);
 308 }
 309
 310 static void
 311 tp_roomlist_finalize (GObject *object)
 312 {
 313         EmpathyTpRoomlistPriv *priv = GET_PRIV (object);
 314
 315         if (priv->channel) {
 316                 DEBUG ("Closing channel...");
 317                 g_signal_handlers_disconnect_by_func (priv->channel,
 318                                                       tp_roomlist_invalidated_cb,
 319                                                       object);
 320                 tp_cli_channel_call_close (priv->channel, -1,
 321                                            NULL, NULL, NULL, NULL);
 322                 g_object_unref (priv->channel);
 323         }
 324
 325         if (priv->account) {
 326                 g_object_unref (priv->account);
 327         }
 328         if (priv->connection) {
 329                 g_object_unref (priv->connection);
 330         }
 331
 332         G_OBJECT_CLASS (empathy_tp_roomlist_parent_class)->finalize (object);
 333 }
 334
 335 static void
 336 tp_roomlist_constructed (GObject *list)
 337 {
 338         EmpathyTpRoomlistPriv *priv = GET_PRIV (list);
 339         GHashTable *request;
 340         TpAccountChannelRequest *req;
 341
 342         request = tp_asv_new (
 343                 TP_PROP_CHANNEL_CHANNEL_TYPE, G_TYPE_STRING,
 344                   TP_IFACE_CHANNEL_TYPE_ROOM_LIST,
 345                 TP_PROP_CHANNEL_TARGET_HANDLE_TYPE, G_TYPE_UINT, TP_HANDLE_TYPE_NONE,
 346                 NULL);
 347
 348         priv->connection = tp_account_get_connection (priv->account);
 349         g_object_ref (priv->connection);
 350
 351         req = tp_account_channel_request_new (priv->account, request,
 352                 TP_USER_ACTION_TIME_CURRENT_TIME);
 353
 354         /* Ensure we stay alive during the async call */
 355         g_object_ref (list);
 356
 357         tp_account_channel_request_create_and_handle_channel_async (req, NULL,
 358                 tp_roomlist_create_channel_cb, list);
 359
 360         g_hash_table_unref (request);
 361         g_object_unref (req);
 362 }
 363
 364 static void
 365 tp_roomlist_get_property (GObject    *object,
 366                           guint       param_id,
 367                           GValue     *value,
 368                           GParamSpec *pspec)
 369 {
 370         EmpathyTpRoomlistPriv *priv = GET_PRIV (object);
 371
 372         switch (param_id) {
 373         case PROP_ACCOUNT:
 374                 g_value_set_object (value, priv->account);
 375                 break;
 376         case PROP_IS_LISTING:
 377                 g_value_set_boolean (value, priv->is_listing);
 378                 break;
 379         default:
 380                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 381                 break;
 382         };
 383 }
 384
 385 static void
 386 tp_roomlist_set_property (GObject      *object,
 387                           guint         param_id,
 388                           const GValue *value,
 389                           GParamSpec   *pspec)
 390 {
 391         EmpathyTpRoomlistPriv *priv = GET_PRIV (object);
 392
 393         switch (param_id) {
 394         case PROP_ACCOUNT:
 395                 priv->account = g_value_dup_object (value);
 396                 break;
 397         default:
 398                 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
 399                 break;
 400         };
 401 }
 402
 403 static void
 404 empathy_tp_roomlist_class_init (EmpathyTpRoomlistClass *klass)
 405 {
 406         GObjectClass *object_class = G_OBJECT_CLASS (klass);
 407
 408         object_class->finalize = tp_roomlist_finalize;
 409         object_class->constructed = tp_roomlist_constructed;
 410         object_class->get_property = tp_roomlist_get_property;
 411         object_class->set_property = tp_roomlist_set_property;
 412
 413         g_object_class_install_property (object_class,
 414                                          PROP_ACCOUNT,
 415                                          g_param_spec_object ("account",
 416                                                               "The Account",
 417                                                               "The account on which it lists rooms",
 418                                                               TP_TYPE_ACCOUNT,
 419                                                               G_PARAM_READWRITE |
 420                                                               G_PARAM_CONSTRUCT_ONLY));
 421         g_object_class_install_property (object_class,
 422                                          PROP_IS_LISTING,
 423                                          g_param_spec_boolean ("is-listing",
 424                                                                "Is listing",
 425                                                                "Are we listing rooms",
 426                                                                FALSE,
 427                                                                G_PARAM_READABLE));
 428
 429         signals[NEW_ROOM] =
 430                 g_signal_new ("new-room",
 431                               G_TYPE_FROM_CLASS (klass),
 432                               G_SIGNAL_RUN_LAST,
 433                               0,
 434                               NULL, NULL,
 435                               g_cclosure_marshal_generic,
 436                               G_TYPE_NONE,
 437                               1, EMPATHY_TYPE_CHATROOM);
 438
 439         signals[DESTROY] =
 440                 g_signal_new ("destroy",
 441                               G_TYPE_FROM_CLASS (klass),
 442                               G_SIGNAL_RUN_LAST,
 443                               0,
 444                               NULL, NULL,
 445                               g_cclosure_marshal_generic,
 446                               G_TYPE_NONE,
 447                               0);
 448
 449         signals[ERROR] =
 450                 g_signal_new ("error",
 451                               G_TYPE_FROM_CLASS (klass),
 452                               G_SIGNAL_RUN_LAST | G_SIGNAL_DETAILED,
 453                               0,
 454                               NULL, NULL,
 455                               g_cclosure_marshal_generic,
 456                               G_TYPE_NONE,
 457                               1, G_TYPE_POINTER);
 458
 459         g_type_class_add_private (object_class, sizeof (EmpathyTpRoomlistPriv));
 460 }
 461
 462 static void
 463 empathy_tp_roomlist_init (EmpathyTpRoomlist *list)
 464 {
 465         EmpathyTpRoomlistPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (list,
 466                 EMPATHY_TYPE_TP_ROOMLIST, EmpathyTpRoomlistPriv);
 467
 468         list->priv = priv;
 469         priv->start_requested = FALSE;
 470         priv->is_listing = FALSE;
 471 }
 472
 473 EmpathyTpRoomlist *
 474 empathy_tp_roomlist_new (TpAccount *account)
 475 {
 476         EmpathyTpRoomlist *list;
 477
 478         list = g_object_new (EMPATHY_TYPE_TP_ROOMLIST,
 479                              "account", account,
 480                              NULL);
 481
 482         return list;
 483 }
 484
 485 gboolean
 486 empathy_tp_roomlist_is_listing (EmpathyTpRoomlist *list)
 487 {
 488         EmpathyTpRoomlistPriv *priv = GET_PRIV (list);
 489
 490         g_return_val_if_fail (EMPATHY_IS_TP_ROOMLIST (list), FALSE);
 491
 492         return priv->is_listing;
 493 }
 494
 495 void
 496 empathy_tp_roomlist_start (EmpathyTpRoomlist *list)
 497 {
 498         EmpathyTpRoomlistPriv *priv = GET_PRIV (list);
 499
 500         g_return_if_fail (EMPATHY_IS_TP_ROOMLIST (list));
 501         if (priv->channel != NULL) {
 502                 tp_cli_channel_type_room_list_call_list_rooms (priv->channel, -1,
 503                         call_list_rooms_cb, list, NULL, NULL);
 504         } else {
 505                 priv->start_requested = TRUE;
 506         }
 507 }
 508
 509 void
 510 empathy_tp_roomlist_stop (EmpathyTpRoomlist *list)
 511 {
 512         EmpathyTpRoomlistPriv *priv = GET_PRIV (list);
 513
 514         g_return_if_fail (EMPATHY_IS_TP_ROOMLIST (list));
 515
 516         if (priv->channel == NULL)
 517                 return;
 518
 519         g_return_if_fail (TP_IS_CHANNEL (priv->channel));
 520
 521         tp_cli_channel_type_room_list_call_stop_listing (priv->channel, -1,
 522                                                          stop_listing_cb, list, NULL, NULL);
 523 }
 524