libempathy/empathy-chatroom-manager.c

   1 /*
   2  * Copyright (C) 2004-2007 Imendio AB
   3  * Copyright (C) 2007-2009 Collabora Ltd.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License as
   7  * published by the Free Software Foundation; either version 2 of the
   8  * License, or (at your option) any later version.
   9  *
  10  * This program 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  * General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public
  16  * License along with this program; if not, write to the
  17  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  18  * Boston, MA  02110-1301  USA
  19  *
  20  * Authors: Xavier Claessens <xclaesse@gmail.com>
  21  *          Martyn Russell <martyn@imendio.com>
  22  */
  23
  24 #include "config.h"
  25
  26 #include <string.h>
  27 #include <sys/types.h>
  28 #include <sys/stat.h>
  29
  30 #include <libxml/parser.h>
  31 #include <libxml/tree.h>
  32
  33 #include <telepathy-glib/account-manager.h>
  34 #include <telepathy-glib/interfaces.h>
  35 #include <telepathy-glib/util.h>
  36
  37 #include "empathy-tp-chat.h"
  38 #include "empathy-chatroom-manager.h"
  39 #include "empathy-utils.h"
  40
  41 #define DEBUG_FLAG EMPATHY_DEBUG_OTHER
  42 #include "empathy-debug.h"
  43
  44 #define CHATROOMS_XML_FILENAME "chatrooms.xml"
  45 #define CHATROOMS_DTD_FILENAME "empathy-chatroom-manager.dtd"
  46 #define SAVE_TIMER 4
  47
  48 static EmpathyChatroomManager *chatroom_manager_singleton = NULL;
  49
  50 #define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyChatroomManager)
  51 typedef struct
  52 {
  53   GList *chatrooms;
  54   gchar *file;
  55   TpAccountManager *account_manager;
  56
  57   /* source id of the autosave timer */
  58   gint save_timer_id;
  59   gboolean ready;
  60 } EmpathyChatroomManagerPriv;
  61
  62 enum {
  63   CHATROOM_ADDED,
  64   CHATROOM_REMOVED,
  65   LAST_SIGNAL
  66 };
  67
  68 static guint signals[LAST_SIGNAL];
  69
  70 /* properties */
  71 enum
  72 {
  73   PROP_FILE = 1,
  74   PROP_READY,
  75   LAST_PROPERTY
  76 };
  77
  78 G_DEFINE_TYPE (EmpathyChatroomManager, empathy_chatroom_manager, G_TYPE_OBJECT);
  79
  80 /*
  81  * API to save/load and parse the chatrooms file.
  82  */
  83
  84 static gboolean
  85 chatroom_manager_file_save (EmpathyChatroomManager *manager)
  86 {
  87         EmpathyChatroomManagerPriv *priv;
  88         xmlDocPtr                  doc;
  89         xmlNodePtr                 root;
  90         GList                     *l;
  91
  92         priv = GET_PRIV (manager);
  93
  94         doc = xmlNewDoc ((const xmlChar *) "1.0");
  95         root = xmlNewNode (NULL, (const xmlChar *) "chatrooms");
  96         xmlDocSetRootElement (doc, root);
  97
  98         for (l = priv->chatrooms; l; l = l->next) {
  99                 EmpathyChatroom *chatroom;
 100                 xmlNodePtr       node;
 101                 const gchar     *account_id;
 102
 103                 chatroom = l->data;
 104
 105                 if (!empathy_chatroom_is_favorite (chatroom)) {
 106                         continue;
 107                 }
 108
 109                 account_id = tp_proxy_get_object_path (
 110                   empathy_chatroom_get_account (chatroom));
 111
 112                 node = xmlNewChild (root, NULL, (const xmlChar *) "chatroom", NULL);
 113                 xmlNewTextChild (node, NULL, (const xmlChar *) "name",
 114                         (const xmlChar *) empathy_chatroom_get_name (chatroom));
 115                 xmlNewTextChild (node, NULL, (const xmlChar *) "room",
 116                         (const xmlChar *) empathy_chatroom_get_room (chatroom));
 117                 xmlNewTextChild (node, NULL, (const xmlChar *) "account",
 118                         (const xmlChar *) account_id);
 119                 xmlNewTextChild (node, NULL, (const xmlChar *) "auto_connect",
 120                         empathy_chatroom_get_auto_connect (chatroom) ?
 121                         (const xmlChar *) "yes" : (const xmlChar *) "no");
 122                 xmlNewTextChild (node, NULL, (const xmlChar *) "always_urgent",
 123                         empathy_chatroom_is_always_urgent (chatroom) ?
 124                         (const xmlChar *) "yes" : (const xmlChar *) "no");
 125         }
 126
 127         /* Make sure the XML is indented properly */
 128         xmlIndentTreeOutput = 1;
 129
 130         DEBUG ("Saving file:'%s'", priv->file);
 131         xmlSaveFormatFileEnc (priv->file, doc, "utf-8", 1);
 132         xmlFreeDoc (doc);
 133
 134         xmlMemoryDump ();
 135
 136         return TRUE;
 137 }
 138
 139 static gboolean
 140 save_timeout (EmpathyChatroomManager *self)
 141 {
 142   EmpathyChatroomManagerPriv *priv = GET_PRIV (self);
 143
 144   priv->save_timer_id = 0;
 145   chatroom_manager_file_save (self);
 146
 147   return FALSE;
 148 }
 149
 150 static void
 151 reset_save_timeout (EmpathyChatroomManager *self)
 152 {
 153   EmpathyChatroomManagerPriv *priv = GET_PRIV (self);
 154
 155   if (priv->save_timer_id > 0)
 156     {
 157       g_source_remove (priv->save_timer_id);
 158     }
 159
 160   priv->save_timer_id = g_timeout_add_seconds (SAVE_TIMER,
 161       (GSourceFunc) save_timeout, self);
 162 }
 163
 164 static void
 165 chatroom_changed_cb (EmpathyChatroom *chatroom,
 166                      GParamSpec *spec,
 167                      EmpathyChatroomManager *self)
 168 {
 169   reset_save_timeout (self);
 170 }
 171
 172 static void
 173 add_chatroom (EmpathyChatroomManager *self,
 174               EmpathyChatroom *chatroom)
 175 {
 176   EmpathyChatroomManagerPriv *priv = GET_PRIV (self);
 177
 178   priv->chatrooms = g_list_prepend (priv->chatrooms, g_object_ref (chatroom));
 179
 180   g_signal_connect (chatroom, "notify",
 181       G_CALLBACK (chatroom_changed_cb), self);
 182 }
 183
 184 static void
 185 chatroom_manager_parse_chatroom (EmpathyChatroomManager *manager,
 186                                  xmlNodePtr             node)
 187 {
 188         EmpathyChatroomManagerPriv *priv;
 189         EmpathyChatroom            *chatroom;
 190         TpAccount                  *account;
 191         xmlNodePtr                 child;
 192         gchar                     *str;
 193         gchar                     *name;
 194         gchar                     *room;
 195         gchar                     *account_id;
 196         gboolean                   auto_connect;
 197         gboolean                   always_urgent;
 198
 199         priv = GET_PRIV (manager);
 200
 201         /* default values. */
 202         name = NULL;
 203         room = NULL;
 204         auto_connect = TRUE;
 205         always_urgent = FALSE;
 206         account_id = NULL;
 207
 208         for (child = node->children; child; child = child->next) {
 209                 gchar *tag;
 210
 211                 if (xmlNodeIsText (child)) {
 212                         continue;
 213                 }
 214
 215                 tag = (gchar *) child->name;
 216                 str = (gchar *) xmlNodeGetContent (child);
 217
 218                 if (strcmp (tag, "name") == 0) {
 219                         name = g_strdup (str);
 220                 }
 221                 else if (strcmp (tag, "room") == 0) {
 222                         room = g_strdup (str);
 223                 }
 224                 else if (strcmp (tag, "auto_connect") == 0) {
 225                         if (strcmp (str, "yes") == 0) {
 226                                 auto_connect = TRUE;
 227                         } else {
 228                                 auto_connect = FALSE;
 229                         }
 230                 }
 231                 else if (!tp_strdiff (tag, "always_urgent")) {
 232                         if (strcmp (str, "yes") == 0) {
 233                                 always_urgent = TRUE;
 234                         } else {
 235                                 always_urgent = FALSE;
 236                         }
 237                 }
 238                 else if (strcmp (tag, "account") == 0) {
 239                         account_id = g_strdup (str);
 240                 }
 241
 242                 xmlFree (str);
 243         }
 244
 245         account = tp_account_manager_ensure_account (priv->account_manager,
 246                 account_id);
 247         if (!account) {
 248                 g_free (name);
 249                 g_free (room);
 250                 g_free (account_id);
 251                 return;
 252         }
 253
 254         chatroom = empathy_chatroom_new_full (account, room, name, auto_connect);
 255         empathy_chatroom_set_favorite (chatroom, TRUE);
 256         empathy_chatroom_set_always_urgent (chatroom, always_urgent);
 257         add_chatroom (manager, chatroom);
 258         g_signal_emit (manager, signals[CHATROOM_ADDED], 0, chatroom);
 259
 260         g_free (name);
 261         g_free (room);
 262         g_free (account_id);
 263 }
 264
 265 static gboolean
 266 chatroom_manager_file_parse (EmpathyChatroomManager *manager,
 267                              const gchar           *filename)
 268 {
 269         EmpathyChatroomManagerPriv *priv;
 270         xmlParserCtxtPtr           ctxt;
 271         xmlDocPtr                  doc;
 272         xmlNodePtr                 chatrooms;
 273         xmlNodePtr                 node;
 274
 275         priv = GET_PRIV (manager);
 276
 277         DEBUG ("Attempting to parse file:'%s'...", filename);
 278
 279         ctxt = xmlNewParserCtxt ();
 280
 281         /* Parse and validate the file. */
 282         doc = xmlCtxtReadFile (ctxt, filename, NULL, 0);
 283         if (!doc) {
 284                 g_warning ("Failed to parse file:'%s'", filename);
 285                 xmlFreeParserCtxt (ctxt);
 286                 return FALSE;
 287         }
 288
 289         if (!empathy_xml_validate (doc, CHATROOMS_DTD_FILENAME)) {
 290                 g_warning ("Failed to validate file:'%s'", filename);
 291                 xmlFreeDoc (doc);
 292                 xmlFreeParserCtxt (ctxt);
 293                 return FALSE;
 294         }
 295
 296         /* The root node, chatrooms. */
 297         chatrooms = xmlDocGetRootElement (doc);
 298
 299         for (node = chatrooms->children; node; node = node->next) {
 300                 if (strcmp ((gchar *) node->name, "chatroom") == 0) {
 301                         chatroom_manager_parse_chatroom (manager, node);
 302                 }
 303         }
 304
 305         DEBUG ("Parsed %d chatrooms", g_list_length (priv->chatrooms));
 306
 307         xmlFreeDoc (doc);
 308         xmlFreeParserCtxt (ctxt);
 309
 310         return TRUE;
 311 }
 312
 313 static gboolean
 314 chatroom_manager_get_all (EmpathyChatroomManager *manager)
 315 {
 316         EmpathyChatroomManagerPriv *priv;
 317
 318         priv = GET_PRIV (manager);
 319
 320         /* read file in */
 321         if (g_file_test (priv->file, G_FILE_TEST_EXISTS) &&
 322             !chatroom_manager_file_parse (manager, priv->file)) {
 323                 return FALSE;
 324         }
 325
 326         priv->ready = TRUE;
 327         g_object_notify (G_OBJECT (manager), "ready");
 328
 329         return TRUE;
 330 }
 331
 332 static void
 333 empathy_chatroom_manager_get_property (GObject *object,
 334                                        guint property_id,
 335                                        GValue *value,
 336                                        GParamSpec *pspec)
 337 {
 338   EmpathyChatroomManager *self = EMPATHY_CHATROOM_MANAGER (object);
 339   EmpathyChatroomManagerPriv *priv = GET_PRIV (self);
 340
 341   switch (property_id)
 342     {
 343       case PROP_FILE:
 344         g_value_set_string (value, priv->file);
 345         break;
 346       case PROP_READY:
 347         g_value_set_boolean (value, priv->ready);
 348         break;
 349       default:
 350         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 351         break;
 352     }
 353 }
 354
 355 static void
 356 empathy_chatroom_manager_set_property (GObject *object,
 357                                        guint property_id,
 358                                        const GValue *value,
 359                                        GParamSpec *pspec)
 360 {
 361   EmpathyChatroomManager *self = EMPATHY_CHATROOM_MANAGER (object);
 362   EmpathyChatroomManagerPriv *priv = GET_PRIV (self);
 363
 364   switch (property_id)
 365     {
 366       case PROP_FILE:
 367         g_free (priv->file);
 368         priv->file = g_value_dup_string (value);
 369         break;
 370       default:
 371         G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
 372         break;
 373     }
 374 }
 375
 376 static void
 377 chatroom_manager_finalize (GObject *object)
 378 {
 379   EmpathyChatroomManager *self = EMPATHY_CHATROOM_MANAGER (object);
 380   EmpathyChatroomManagerPriv *priv;
 381   GList *l;
 382
 383   priv = GET_PRIV (object);
 384
 385   g_object_unref (priv->account_manager);
 386
 387   if (priv->save_timer_id > 0)
 388     {
 389       /* have to save before destroy the object */
 390       g_source_remove (priv->save_timer_id);
 391       priv->save_timer_id = 0;
 392       chatroom_manager_file_save (self);
 393     }
 394
 395   for (l = priv->chatrooms; l != NULL; l = g_list_next (l))
 396     {
 397       EmpathyChatroom *chatroom = l->data;
 398
 399       g_signal_handlers_disconnect_by_func (chatroom, chatroom_changed_cb,
 400           self);
 401
 402       g_object_unref (chatroom);
 403     }
 404
 405   g_list_free (priv->chatrooms);
 406   g_free (priv->file);
 407
 408   (G_OBJECT_CLASS (empathy_chatroom_manager_parent_class)->finalize) (object);
 409 }
 410
 411 static void
 412 account_manager_ready_cb (GObject *source_object,
 413                           GAsyncResult *result,
 414                           gpointer user_data)
 415 {
 416   EmpathyChatroomManager *self = EMPATHY_CHATROOM_MANAGER (user_data);
 417   TpAccountManager *manager = TP_ACCOUNT_MANAGER (source_object);
 418   GError *error = NULL;
 419
 420   if (!tp_account_manager_prepare_finish (manager, result, &error))
 421     {
 422       DEBUG ("Failed to prepare account manager: %s", error->message);
 423       g_error_free (error);
 424       goto out;
 425     }
 426
 427   chatroom_manager_get_all (self);
 428
 429 out:
 430   g_object_unref (self);
 431 }
 432
 433 static GObject *
 434 empathy_chatroom_manager_constructor (GType type,
 435                                       guint n_props,
 436                                       GObjectConstructParam *props)
 437 {
 438   GObject *obj;
 439   EmpathyChatroomManager *self;
 440   EmpathyChatroomManagerPriv *priv;
 441
 442   if (chatroom_manager_singleton != NULL)
 443     return g_object_ref (chatroom_manager_singleton);
 444
 445   /* Parent constructor chain */
 446   obj = G_OBJECT_CLASS (empathy_chatroom_manager_parent_class)->
 447         constructor (type, n_props, props);
 448
 449   self = EMPATHY_CHATROOM_MANAGER (obj);
 450   priv = GET_PRIV (self);
 451
 452   priv->ready = FALSE;
 453
 454   chatroom_manager_singleton = self;
 455   g_object_add_weak_pointer (obj, (gpointer) &chatroom_manager_singleton);
 456
 457   priv->account_manager = tp_account_manager_dup ();
 458
 459   tp_account_manager_prepare_async (priv->account_manager, NULL,
 460       account_manager_ready_cb, g_object_ref (self));
 461
 462   if (priv->file == NULL)
 463     {
 464       /* Set the default file path */
 465       gchar *dir;
 466
 467       dir = g_build_filename (g_get_user_config_dir (), PACKAGE_NAME, NULL);
 468       if (!g_file_test (dir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR))
 469         g_mkdir_with_parents (dir, S_IRUSR | S_IWUSR | S_IXUSR);
 470
 471       priv->file = g_build_filename (dir, CHATROOMS_XML_FILENAME, NULL);
 472       g_free (dir);
 473     }
 474
 475   return obj;
 476 }
 477
 478 static void
 479 empathy_chatroom_manager_class_init (EmpathyChatroomManagerClass *klass)
 480 {
 481   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 482   GParamSpec *param_spec;
 483
 484   object_class->constructor = empathy_chatroom_manager_constructor;
 485   object_class->get_property = empathy_chatroom_manager_get_property;
 486   object_class->set_property = empathy_chatroom_manager_set_property;
 487         object_class->finalize = chatroom_manager_finalize;
 488
 489   param_spec = g_param_spec_string (
 490       "file",
 491       "path of the favorite file",
 492       "The path of the XML file containing user's favorites",
 493       NULL,
 494       G_PARAM_CONSTRUCT_ONLY |
 495       G_PARAM_READWRITE |
 496       G_PARAM_STATIC_NAME |
 497       G_PARAM_STATIC_NICK |
 498       G_PARAM_STATIC_BLURB);
 499   g_object_class_install_property (object_class, PROP_FILE, param_spec);
 500
 501   param_spec = g_param_spec_boolean (
 502       "ready",
 503       "whether the manager is ready yet",
 504       "whether the manager is ready yet",
 505       FALSE,
 506       G_PARAM_READABLE);
 507   g_object_class_install_property (object_class, PROP_READY, param_spec);
 508
 509   signals[CHATROOM_ADDED] = g_signal_new ("chatroom-added",
 510       G_TYPE_FROM_CLASS (klass),
 511       G_SIGNAL_RUN_LAST,
 512       0, NULL, NULL,
 513       g_cclosure_marshal_VOID__OBJECT,
 514       G_TYPE_NONE,
 515       1, EMPATHY_TYPE_CHATROOM);
 516
 517   signals[CHATROOM_REMOVED] = g_signal_new ("chatroom-removed",
 518       G_TYPE_FROM_CLASS (klass),
 519       G_SIGNAL_RUN_LAST,
 520       0, NULL, NULL,
 521       g_cclosure_marshal_VOID__OBJECT,
 522       G_TYPE_NONE,
 523       1, EMPATHY_TYPE_CHATROOM);
 524
 525   g_type_class_add_private (object_class, sizeof (EmpathyChatroomManagerPriv));
 526 }
 527
 528 static void
 529 empathy_chatroom_manager_init (EmpathyChatroomManager *manager)
 530 {
 531   EmpathyChatroomManagerPriv *priv = G_TYPE_INSTANCE_GET_PRIVATE (manager,
 532       EMPATHY_TYPE_CHATROOM_MANAGER, EmpathyChatroomManagerPriv);
 533
 534   manager->priv = priv;
 535 }
 536
 537 EmpathyChatroomManager *
 538 empathy_chatroom_manager_dup_singleton (const gchar *file)
 539 {
 540   return EMPATHY_CHATROOM_MANAGER (g_object_new (EMPATHY_TYPE_CHATROOM_MANAGER,
 541       "file", file, NULL));
 542 }
 543
 544 gboolean
 545 empathy_chatroom_manager_add (EmpathyChatroomManager *manager,
 546                              EmpathyChatroom        *chatroom)
 547 {
 548   EmpathyChatroomManagerPriv *priv;
 549
 550   g_return_val_if_fail (EMPATHY_IS_CHATROOM_MANAGER (manager), FALSE);
 551   g_return_val_if_fail (EMPATHY_IS_CHATROOM (chatroom), FALSE);
 552
 553   priv = GET_PRIV (manager);
 554
 555   /* don't add more than once */
 556   if (!empathy_chatroom_manager_find (manager,
 557       empathy_chatroom_get_account (chatroom),
 558       empathy_chatroom_get_room (chatroom)))
 559     {
 560       add_chatroom (manager, chatroom);
 561
 562       if (empathy_chatroom_is_favorite (chatroom))
 563         reset_save_timeout (manager);
 564
 565       g_signal_emit (manager, signals[CHATROOM_ADDED], 0, chatroom);
 566       return TRUE;
 567     }
 568
 569   return FALSE;
 570 }
 571
 572 static void
 573 chatroom_manager_remove_link (EmpathyChatroomManager *manager,
 574                               GList *l)
 575 {
 576   EmpathyChatroomManagerPriv *priv;
 577   EmpathyChatroom *chatroom;
 578
 579   priv = GET_PRIV (manager);
 580
 581   chatroom = l->data;
 582
 583   if (empathy_chatroom_is_favorite (chatroom))
 584     reset_save_timeout (manager);
 585
 586   priv->chatrooms = g_list_delete_link (priv->chatrooms, l);
 587
 588   g_signal_emit (manager, signals[CHATROOM_REMOVED], 0, chatroom);
 589   g_signal_handlers_disconnect_by_func (chatroom, chatroom_changed_cb, manager);
 590
 591   g_object_unref (chatroom);
 592 }
 593
 594 void
 595 empathy_chatroom_manager_remove (EmpathyChatroomManager *manager,
 596                                  EmpathyChatroom        *chatroom)
 597 {
 598   EmpathyChatroomManagerPriv *priv;
 599   GList *l;
 600
 601   g_return_if_fail (EMPATHY_IS_CHATROOM_MANAGER (manager));
 602   g_return_if_fail (EMPATHY_IS_CHATROOM (chatroom));
 603
 604   priv = GET_PRIV (manager);
 605
 606   for (l = priv->chatrooms; l; l = l->next)
 607     {
 608       EmpathyChatroom *this_chatroom;
 609
 610       this_chatroom = l->data;
 611
 612       if (this_chatroom == chatroom ||
 613           empathy_chatroom_equal (chatroom, this_chatroom))
 614         {
 615           chatroom_manager_remove_link (manager, l);
 616           break;
 617         }
 618     }
 619 }
 620
 621 EmpathyChatroom *
 622 empathy_chatroom_manager_find (EmpathyChatroomManager *manager,
 623                                TpAccount *account,
 624                                const gchar *room)
 625 {
 626         EmpathyChatroomManagerPriv *priv;
 627         GList                     *l;
 628
 629         g_return_val_if_fail (EMPATHY_IS_CHATROOM_MANAGER (manager), NULL);
 630         g_return_val_if_fail (room != NULL, NULL);
 631
 632         priv = GET_PRIV (manager);
 633
 634         for (l = priv->chatrooms; l; l = l->next) {
 635                 EmpathyChatroom *chatroom;
 636                 TpAccount *this_account;
 637                 const gchar    *this_room;
 638
 639                 chatroom = l->data;
 640                 this_account = empathy_chatroom_get_account (chatroom);
 641                 this_room = empathy_chatroom_get_room (chatroom);
 642
 643                 if (this_account && this_room && account == this_account
 644                                 && strcmp (this_room, room) == 0) {
 645                         return chatroom;
 646                 }
 647         }
 648
 649         return NULL;
 650 }
 651
 652 EmpathyChatroom *
 653 empathy_chatroom_manager_ensure_chatroom (EmpathyChatroomManager *manager,
 654                                           TpAccount *account,
 655                                           const gchar *room,
 656                                           const gchar *name)
 657 {
 658         EmpathyChatroom *chatroom;
 659
 660         chatroom = empathy_chatroom_manager_find (manager, account, room);
 661
 662         if (chatroom) {
 663                 return g_object_ref (chatroom);
 664         } else {
 665                 chatroom = empathy_chatroom_new_full (account,
 666                         room,
 667                         name,
 668                         FALSE);
 669                 empathy_chatroom_manager_add (manager, chatroom);
 670                 return chatroom;
 671         }
 672 }
 673
 674 GList *
 675 empathy_chatroom_manager_get_chatrooms (EmpathyChatroomManager *manager,
 676                                        TpAccount *account)
 677 {
 678         EmpathyChatroomManagerPriv *priv;
 679         GList                     *chatrooms, *l;
 680
 681         g_return_val_if_fail (EMPATHY_IS_CHATROOM_MANAGER (manager), NULL);
 682
 683         priv = GET_PRIV (manager);
 684
 685         if (!account) {
 686                 return g_list_copy (priv->chatrooms);
 687         }
 688
 689         chatrooms = NULL;
 690         for (l = priv->chatrooms; l; l = l->next) {
 691                 EmpathyChatroom *chatroom;
 692
 693                 chatroom = l->data;
 694
 695                 if (account == empathy_chatroom_get_account (chatroom)) {
 696                         chatrooms = g_list_append (chatrooms, chatroom);
 697                 }
 698         }
 699
 700         return chatrooms;
 701 }
 702
 703 guint
 704 empathy_chatroom_manager_get_count (EmpathyChatroomManager *manager,
 705                                    TpAccount *account)
 706 {
 707         EmpathyChatroomManagerPriv *priv;
 708         GList                     *l;
 709         guint                      count = 0;
 710
 711         g_return_val_if_fail (EMPATHY_IS_CHATROOM_MANAGER (manager), 0);
 712
 713         priv = GET_PRIV (manager);
 714
 715         if (!account) {
 716                 return g_list_length (priv->chatrooms);
 717         }
 718
 719         for (l = priv->chatrooms; l; l = l->next) {
 720                 EmpathyChatroom *chatroom;
 721
 722                 chatroom = l->data;
 723
 724                 if (account == empathy_chatroom_get_account (chatroom)) {
 725                         count++;
 726                 }
 727         }
 728
 729         return count;
 730 }
 731
 732 static void
 733 chatroom_manager_chat_destroyed_cb (EmpathyTpChat *chat,
 734   gpointer manager)
 735 {
 736   EmpathyChatroomManagerPriv *priv = GET_PRIV (manager);
 737   GList *l;
 738
 739   for (l = priv->chatrooms; l; l = l->next)
 740     {
 741       EmpathyChatroom *chatroom = l->data;
 742
 743       if (empathy_chatroom_get_tp_chat (chatroom) != chat)
 744         continue;
 745
 746       empathy_chatroom_set_tp_chat (chatroom, NULL);
 747
 748       if (!empathy_chatroom_is_favorite (chatroom))
 749         {
 750           /* Remove the chatroom from the list, unless it's in the list of
 751            * favourites..
 752            * FIXME this policy should probably not be in libempathy */
 753           chatroom_manager_remove_link (manager, l);
 754         }
 755
 756       break;
 757     }
 758 }
 759
 760 /* Called by EmpathyChatManager when we are handling a new group chat */
 761 void
 762 empathy_chatroom_manager_chat_handled (EmpathyChatroomManager *self,
 763     EmpathyTpChat *chat,
 764     TpAccount *account)
 765 {
 766   EmpathyChatroom *chatroom;
 767   const gchar *roomname;
 768
 769   roomname = empathy_tp_chat_get_id (chat);
 770
 771   chatroom = empathy_chatroom_manager_find (self, account, roomname);
 772
 773   if (chatroom == NULL)
 774     {
 775       chatroom = empathy_chatroom_new_full (account, roomname, roomname,
 776         FALSE);
 777       empathy_chatroom_set_tp_chat (chatroom, chat);
 778       empathy_chatroom_manager_add (self, chatroom);
 779       g_object_unref (chatroom);
 780     }
 781   else
 782     {
 783         empathy_chatroom_set_tp_chat (chatroom, chat);
 784     }
 785
 786   /* A TpChat is always destroyed as it only gets unreffed after the channel
 787    * has been invalidated in the dispatcher..  */
 788   g_signal_connect (chat, "destroy",
 789     G_CALLBACK (chatroom_manager_chat_destroyed_cb),
 790     self);
 791 }