git.maemo.org Git - modest/blob - src/modest-tny-account-store.c

   1 /* Copyright (c) 2006, Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <string.h>
  31 #include <glib/gi18n.h>
  32
  33 #include <tny-account.h>
  34 #include <tny-account-store.h>
  35 #include <tny-store-account.h>
  36 #include <tny-error.h>
  37 #include <tny-transport-account.h>
  38 #include <tny-simple-list.h>
  39 #include <tny-account-store.h>
  40 #include <tny-camel-transport-account.h>
  41 #include <tny-camel-imap-store-account.h>
  42 #include <tny-camel-pop-store-account.h>
  43
  44 #include <modest-runtime.h>
  45 #include <modest-marshal.h>
  46 #include <modest-protocol-info.h>
  47 #include <modest-local-folder-info.h>
  48 #include <modest-tny-account.h>
  49 #include <modest-tny-local-folders-account.h>
  50 #include <modest-account-mgr.h>
  51 #include <modest-account-mgr-helpers.h>
  52 #include <widgets/modest-window-mgr.h>
  53 #include <modest-account-settings-dialog.h>
  54
  55
  56 #include "modest-tny-account-store.h"
  57 #include "modest-tny-platform-factory.h"
  58 #include <tny-gtk-lockable.h>
  59 #include <camel/camel.h>
  60
  61 #ifdef MODEST_PLATFORM_MAEMO
  62 #include <tny-maemo-conic-device.h>
  63 #ifdef MODEST_HILDON_VERSION_0
  64 #include <hildon-widgets/hildon-note.h>
  65 #include <hildon-widgets/hildon-banner.h>
  66 #else
  67 #include <hildon/hildon-note.h>
  68 #include <hildon/hildon-banner.h>
  69 #endif
  70 #endif
  71
  72 #include <libgnomevfs/gnome-vfs-volume-monitor.h>
  73
  74 /* 'private'/'protected' functions */
  75 static void modest_tny_account_store_class_init   (ModestTnyAccountStoreClass *klass);
  76 //static void modest_tny_account_store_init         (ModestTnyAccountStore *obj);
  77 static void modest_tny_account_store_finalize     (GObject *obj);
  78
  79 /* implementations for tny-account-store-iface */
  80 static void    modest_tny_account_store_instance_init (ModestTnyAccountStore *obj);
  81 static void    modest_tny_account_store_init          (gpointer g, gpointer iface_data);
  82
  83
  84 static void
  85 get_server_accounts  (TnyAccountStore *self, TnyList *list, TnyAccountType type);
  86
  87
  88 /* list my signals */
  89 enum {
  90         ACCOUNT_UPDATE_SIGNAL,
  91         PASSWORD_REQUESTED_SIGNAL,
  92         LAST_SIGNAL
  93 };
  94
  95 typedef struct _ModestTnyAccountStorePrivate ModestTnyAccountStorePrivate;
  96 struct _ModestTnyAccountStorePrivate {
  97         gchar              *cache_dir;
  98         GHashTable         *password_hash;
  99         ModestAccountMgr   *account_mgr;
 100         TnySessionCamel    *session;
 101         TnyDevice          *device;
 102
 103         /* We cache the lists of accounts here.
 104          * They are created in our get_accounts_func() implementation. */
 105         GSList             *store_accounts;
 106         GSList             *transport_accounts;
 107
 108         /* This is also contained in store_accounts,
 109          * but we cached it temporarily separately,
 110          * because we create this while creating the transport accounts,
 111          * but return it when requesting the store accounts:
 112          */
 113         GSList             *store_accounts_outboxes;
 114 };
 115
 116 #define MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 117                                                       MODEST_TYPE_TNY_ACCOUNT_STORE, \
 118                                                       ModestTnyAccountStorePrivate))
 119
 120 /* globals */
 121 static GObjectClass *parent_class = NULL;
 122
 123 static guint signals[LAST_SIGNAL] = {0};
 124
 125 GType
 126 modest_tny_account_store_get_type (void)
 127 {
 128         static GType my_type = 0;
 129
 130         if (!my_type) {
 131                 static const GTypeInfo my_info = {
 132                         sizeof(ModestTnyAccountStoreClass),
 133                         NULL,           /* base init */
 134                         NULL,           /* base finalize */
 135                         (GClassInitFunc) modest_tny_account_store_class_init,
 136                         NULL,           /* class finalize */
 137                         NULL,           /* class data */
 138                         sizeof(ModestTnyAccountStore),
 139                         0,              /* n_preallocs */
 140                         (GInstanceInitFunc) modest_tny_account_store_instance_init,
 141                         NULL
 142                 };
 143
 144                 static const GInterfaceInfo iface_info = {
 145                         (GInterfaceInitFunc) modest_tny_account_store_init,
 146                         NULL,         /* interface_finalize */
 147                         NULL          /* interface_data */
 148                 };
 149                 /* hack hack */
 150                 my_type = g_type_register_static (G_TYPE_OBJECT,
 151                                                   "ModestTnyAccountStore",
 152                                                   &my_info, 0);
 153                 g_type_add_interface_static (my_type, TNY_TYPE_ACCOUNT_STORE,
 154                                              &iface_info);
 155         }
 156         return my_type;
 157 }
 158
 159 static void
 160 modest_tny_account_store_class_init (ModestTnyAccountStoreClass *klass)
 161 {
 162         GObjectClass *gobject_class;
 163         gobject_class = (GObjectClass*) klass;
 164
 165         parent_class            = g_type_class_peek_parent (klass);
 166         gobject_class->finalize = modest_tny_account_store_finalize;
 167
 168         g_type_class_add_private (gobject_class,
 169                                   sizeof(ModestTnyAccountStorePrivate));
 170
 171          signals[ACCOUNT_UPDATE_SIGNAL] =
 172                 g_signal_new ("account_update",
 173                               G_TYPE_FROM_CLASS (gobject_class),
 174                               G_SIGNAL_RUN_FIRST,
 175                               G_STRUCT_OFFSET(ModestTnyAccountStoreClass, account_update),
 176                               NULL, NULL,
 177                               g_cclosure_marshal_VOID__STRING,
 178                               G_TYPE_NONE, 1, G_TYPE_STRING);
 179
 180          signals[PASSWORD_REQUESTED_SIGNAL] =
 181                  g_signal_new ("password_requested",
 182                                G_TYPE_FROM_CLASS (gobject_class),
 183                                G_SIGNAL_RUN_FIRST,
 184                                G_STRUCT_OFFSET(ModestTnyAccountStoreClass, password_requested),
 185                                NULL, NULL,
 186                                modest_marshal_VOID__STRING_POINTER_POINTER_POINTER_POINTER,
 187                                G_TYPE_NONE, 5, G_TYPE_STRING, G_TYPE_POINTER, G_TYPE_POINTER, G_TYPE_POINTER,
 188                                G_TYPE_POINTER);
 189 }
 190
 191
 192
 193 static void
 194 on_vfs_volume_mounted(GnomeVFSVolumeMonitor *volume_monitor,
 195         GnomeVFSVolume *volume, gpointer user_data);
 196
 197 static void
 198 on_vfs_volume_unmounted(GnomeVFSVolumeMonitor *volume_monitor,
 199         GnomeVFSVolume *volume, gpointer user_data);
 200
 201 static void
 202 modest_tny_account_store_instance_init (ModestTnyAccountStore *obj)
 203 {
 204         ModestTnyAccountStorePrivate *priv =
 205                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(obj);
 206
 207         priv->cache_dir              = NULL;
 208         priv->account_mgr            = NULL;
 209         priv->session                = NULL;
 210         priv->device                 = NULL;
 211
 212         /* An in-memory store of passwords,
 213          * for passwords that are not remembered in the configuration,
 214          * so they need to be asked for from the user once in each session:
 215          */
 216         priv->password_hash          = g_hash_table_new_full (g_str_hash, g_str_equal,
 217                                                               g_free, g_free);
 218
 219         /* Respond to volume mounts and unmounts, such
 220          * as the insertion/removal of the memory card: */
 221         GnomeVFSVolumeMonitor* monitor =
 222                 gnome_vfs_get_volume_monitor();
 223         g_signal_connect (G_OBJECT(monitor), "volume-mounted",
 224                           G_CALLBACK(on_vfs_volume_mounted),
 225                           obj);
 226         g_signal_connect (G_OBJECT(monitor), "volume-unmounted",
 227                           G_CALLBACK(on_vfs_volume_unmounted),
 228                           obj);
 229 }
 230
 231 static void
 232 account_list_free (GSList *accounts)
 233 {
 234         GSList *cursor = accounts;
 235
 236         while (cursor) {
 237                 if (G_IS_OBJECT(cursor->data)) { /* check twice... */
 238                         const gchar *id = tny_account_get_id(TNY_ACCOUNT(cursor->data));
 239                         modest_runtime_verify_object_last_ref(cursor->data,id);
 240                 }
 241                 g_object_unref (G_OBJECT(cursor->data));
 242                 cursor = cursor->next;
 243         }
 244         g_slist_free (accounts);
 245 }
 246
 247 static void
 248 recreate_all_accounts (ModestTnyAccountStore *self)
 249 {
 250         ModestTnyAccountStorePrivate *priv =
 251                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 252
 253         if (priv->store_accounts_outboxes) {
 254                 account_list_free (priv->store_accounts_outboxes);
 255                 priv->store_accounts_outboxes = NULL;
 256         }
 257
 258         if (priv->store_accounts) {
 259                 account_list_free (priv->store_accounts);
 260                 priv->store_accounts = NULL;
 261                 get_server_accounts (TNY_ACCOUNT_STORE(self),
 262                                              NULL, TNY_ACCOUNT_TYPE_STORE);
 263         }
 264
 265         if (priv->transport_accounts) {
 266                 account_list_free (priv->transport_accounts);
 267                 priv->transport_accounts = NULL;
 268                 get_server_accounts (TNY_ACCOUNT_STORE(self), NULL,
 269                                              TNY_ACCOUNT_TYPE_TRANSPORT);
 270         }
 271 }
 272
 273 static void
 274 on_vfs_volume_mounted(GnomeVFSVolumeMonitor *volume_monitor,
 275         GnomeVFSVolume *volume, gpointer user_data)
 276 {
 277         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
 278
 279         /* Check whether this was the external MMC1 card: */
 280         gchar *uri = gnome_vfs_volume_get_activation_uri (volume);
 281         if (uri && (strcmp (uri, MODEST_MCC1_VOLUMEPATH_URI) == 0)) {
 282                 printf ("DEBUG: %s: MMC1 card mounted.\n", __FUNCTION__);
 283
 284                 /* TODO: Just add an account and emit (and respond to)
 285                  * TnyAccountStore::accountinserted signal?
 286                  */
 287                 recreate_all_accounts (self);
 288
 289                 g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
 290                                NULL);
 291         }
 292
 293         g_free (uri);
 294 }
 295
 296 static void
 297 on_vfs_volume_unmounted(GnomeVFSVolumeMonitor *volume_monitor,
 298         GnomeVFSVolume *volume, gpointer user_data)
 299 {
 300         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
 301
 302         /* Check whether this was the external MMC1 card: */
 303         gchar *uri = gnome_vfs_volume_get_activation_uri (volume);
 304         if (uri && (strcmp (uri, MODEST_MCC1_VOLUMEPATH_URI) == 0)) {
 305                 printf ("DEBUG: %s: MMC1 card unmounted.\n", __FUNCTION__);
 306
 307                 /* TODO: Just add an account and emit (and respond to)
 308                  * TnyAccountStore::accountinserted signal?
 309                  */
 310                 recreate_all_accounts (self);
 311
 312                 g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
 313                                NULL);
 314         }
 315
 316         g_free (uri);
 317 }
 318
 319 static void
 320 on_account_removed (ModestAccountMgr *acc_mgr,
 321                     const gchar *account,
 322                     gboolean server_account,
 323                     gpointer user_data)
 324 {
 325         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
 326         TnyAccount *store_account;
 327
 328         /* Clear the account cache */
 329         store_account =
 330                 modest_tny_account_store_get_server_account (self,
 331                                                              account,
 332                                                              TNY_ACCOUNT_TYPE_STORE);
 333         if (store_account) {
 334                 tny_store_account_delete_cache (TNY_STORE_ACCOUNT (store_account));
 335                 g_object_unref (store_account);
 336         }
 337
 338         /* FIXME: make this more finegrained; changes do not
 339          * really affect _all_ accounts, and some do not
 340          * affect tny accounts at all (such as 'last_update')
 341          */
 342         recreate_all_accounts (self);
 343
 344         g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
 345                        account);
 346 }
 347
 348 static void
 349 on_account_changed (ModestAccountMgr *acc_mgr, const gchar *account,
 350                     const GSList *keys, gboolean server_account, gpointer user_data)
 351
 352 {
 353         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
 354
 355         /* Ignore the change if it's a change in the last_updated value */
 356         if (g_slist_length ((GSList *)keys) == 1 &&
 357             g_str_has_suffix ((const gchar *) keys->data, MODEST_ACCOUNT_LAST_UPDATED))
 358                 return;
 359
 360         /* FIXME: make this more finegrained; changes do not really affect _all_
 361          * accounts, and some do not affect tny accounts at all (such as 'last_update')
 362          */
 363         if (server_account)
 364                 recreate_all_accounts (self);
 365
 366         g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
 367                        account);
 368 }
 369
 370
 371 static ModestTnyAccountStore*
 372 get_account_store_for_account (TnyAccount *account)
 373 {
 374         return MODEST_TNY_ACCOUNT_STORE(g_object_get_data (G_OBJECT(account),
 375                                                            "account_store"));
 376 }
 377
 378 /* This callback will be called by Tinymail when it needs the password
 379  * from the user, for instance if the password was not remembered.
 380  * Note that TnyAccount here will be the server account. */
 381 static gchar*
 382 get_password (TnyAccount *account, const gchar *prompt, gboolean *cancel)
 383 {
 384         /* Initialize the output parameter: */
 385         if (cancel)
 386           *cancel = FALSE;
 387
 388         const gchar *key;
 389         const TnyAccountStore *account_store;
 390         ModestTnyAccountStore *self;
 391         ModestTnyAccountStorePrivate *priv;
 392         gchar *username = NULL;
 393         gchar *pwd = NULL;
 394         gpointer pwd_ptr;
 395         gboolean already_asked;
 396
 397         key           = tny_account_get_id (account);
 398         account_store = TNY_ACCOUNT_STORE(get_account_store_for_account (account));
 399
 400         self = MODEST_TNY_ACCOUNT_STORE (account_store);
 401         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 402
 403         /* This hash map stores passwords, including passwords that are not stored in gconf. */
 404         /* is it in the hash? if it's already there, it must be wrong... */
 405         pwd_ptr = (gpointer)&pwd; /* pwd_ptr so the compiler does not complained about
 406                                    * type-punned ptrs...*/
 407         already_asked = g_hash_table_lookup_extended (priv->password_hash,
 408                                                       key,
 409                                                       NULL,
 410                                                       (gpointer*)&pwd_ptr);
 411
 412         /* if the password is not already there, try ModestConf */
 413         if (!already_asked) {
 414                 pwd  = modest_account_mgr_get_string (priv->account_mgr,
 415                                                       key, MODEST_ACCOUNT_PASSWORD, TRUE);
 416                 g_hash_table_insert (priv->password_hash, g_strdup (key), g_strdup (pwd));
 417         }
 418
 419         /* if it was already asked, it must have been wrong, so ask again */
 420         /* TODO: However, when we supply a wrong password to tinymail,
 421          * it seems to (at least sometimes) call our alert_func() instead of
 422          * asking for the password again.
 423          */
 424         if (already_asked || !pwd || strlen(pwd) == 0) {
 425                 /* we don't have it yet. Get the password from the user */
 426                 const gchar* account_id = tny_account_get_id (account);
 427                 gboolean remember = FALSE;
 428                 pwd = NULL;
 429
 430                 /* Note that we ignore the returned username here,
 431                  * because it is enough that it will be stored in gconf
 432                  * by the signal handler. */
 433                 g_signal_emit (G_OBJECT(self), signals[PASSWORD_REQUESTED_SIGNAL], 0,
 434                                account_id, /* server_account_name */
 435                                &username, &pwd, cancel, &remember);
 436
 437                 if (!*cancel) {
 438                         if (remember)
 439                                 modest_account_mgr_set_string (priv->account_mgr,key,
 440                                                                MODEST_ACCOUNT_PASSWORD,
 441                                                                pwd, TRUE);
 442                         /* We need to dup the string even knowing that
 443                            it's already a dup of the contents of an
 444                            entry, because it if it's wrong, then camel
 445                            will free it */
 446                         g_hash_table_insert (priv->password_hash, g_strdup (key), g_strdup(pwd));
 447                 } else {
 448                         g_hash_table_remove (priv->password_hash, key);
 449
 450                         g_free (pwd);
 451                         pwd = NULL;
 452                 }
 453
 454                 g_free (username);
 455                 username = NULL;
 456         } else
 457                 *cancel = FALSE;
 458
 459     /* printf("  DEBUG: %s: returning %s\n", __FUNCTION__, pwd); */
 460
 461         return pwd;
 462 }
 463
 464 /* tinymail calls this if the connection failed due to an incorrect password.
 465  * And it seems to call this for any general connection failure. */
 466 static void
 467 forget_password (TnyAccount *account)
 468 {
 469         printf ("DEBUG: %s\n", __FUNCTION__);
 470         ModestTnyAccountStore *self;
 471         ModestTnyAccountStorePrivate *priv;
 472         const TnyAccountStore *account_store;
 473         gchar *pwd;
 474         const gchar *key;
 475
 476         account_store = TNY_ACCOUNT_STORE(get_account_store_for_account (account));
 477         self = MODEST_TNY_ACCOUNT_STORE (account_store);
 478         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 479         key  = tny_account_get_id (account);
 480
 481         /* Do not remove the key, this will allow us to detect that we
 482            have already asked for it at least once */
 483         pwd = g_hash_table_lookup (priv->password_hash, key);
 484         if (pwd) {
 485                 memset (pwd, 0, strlen (pwd));
 486                 g_hash_table_insert (priv->password_hash, g_strdup (key), NULL);
 487         }
 488
 489         /* Remove from configuration system */
 490         modest_account_mgr_unset (priv->account_mgr,
 491                                   key, MODEST_ACCOUNT_PASSWORD, TRUE);
 492 }
 493
 494
 495 static void
 496 modest_tny_account_store_finalize (GObject *obj)
 497 {
 498         ModestTnyAccountStore *self        = MODEST_TNY_ACCOUNT_STORE(obj);
 499         ModestTnyAccountStorePrivate *priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 500
 501         //gboolean debug = modest_runtime_get_debug_flags() & MODEST_RUNTIME_DEBUG_DEBUG_OBJECTS;
 502
 503         g_free (priv->cache_dir);
 504         priv->cache_dir = NULL;
 505
 506         if (priv->password_hash) {
 507                 g_hash_table_destroy (priv->password_hash);
 508                 priv->password_hash = NULL;
 509         }
 510
 511         if (priv->account_mgr) {
 512                 g_object_unref (G_OBJECT(priv->account_mgr));
 513                 priv->account_mgr = NULL;
 514         }
 515
 516         if (priv->device) {
 517                 g_object_unref (G_OBJECT(priv->device));
 518                 priv->device = NULL;
 519         }
 520
 521         /* this includes the local folder */
 522         account_list_free (priv->store_accounts);
 523         priv->store_accounts = NULL;
 524
 525         account_list_free (priv->transport_accounts);
 526         priv->transport_accounts = NULL;
 527
 528         if (priv->session) {
 529                 camel_object_unref (CAMEL_OBJECT(priv->session));
 530                 priv->session = NULL;
 531         }
 532
 533         G_OBJECT_CLASS(parent_class)->finalize (obj);
 534 }
 535
 536
 537 ModestTnyAccountStore*
 538 modest_tny_account_store_new (ModestAccountMgr *account_mgr, TnyDevice *device) {
 539
 540         GObject *obj;
 541         ModestTnyAccountStorePrivate *priv;
 542         TnyList *list;
 543
 544         g_return_val_if_fail (account_mgr, NULL);
 545         g_return_val_if_fail (device, NULL);
 546
 547         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_ACCOUNT_STORE, NULL));
 548         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(obj);
 549
 550         priv->account_mgr = g_object_ref (G_OBJECT(account_mgr));
 551         priv->device = g_object_ref (device);
 552
 553         priv->session = tny_session_camel_new (TNY_ACCOUNT_STORE(obj));
 554
 555         tny_session_camel_set_ui_locker (priv->session,  tny_gtk_lockable_new ());
 556         /* FIXME: unref this in the end? */
 557         tny_session_camel_set_async_connecting (priv->session, TRUE);
 558
 559         /* force a cache fill... ugly */
 560         list = TNY_LIST(tny_simple_list_new());
 561         tny_account_store_get_accounts (TNY_ACCOUNT_STORE(obj), list,
 562                                         TNY_ACCOUNT_STORE_BOTH);
 563         g_object_unref(list);
 564
 565         /* Connect signals */
 566         g_signal_connect (G_OBJECT(account_mgr), "account_changed",
 567                                        G_CALLBACK (on_account_changed), obj);
 568         g_signal_connect (G_OBJECT(account_mgr), "account_removed",
 569                                        G_CALLBACK (on_account_removed), obj);
 570
 571         return MODEST_TNY_ACCOUNT_STORE(obj);
 572 }
 573
 574 /** Fill the TnyList from the appropriate cached GSList of accounts. */
 575 static void
 576 get_cached_accounts (TnyAccountStore *self, TnyList *list, TnyAccountType type)
 577 {
 578         ModestTnyAccountStorePrivate *priv;
 579         GSList                       *accounts, *cursor;
 580
 581         priv     = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 582         accounts = (type == TNY_ACCOUNT_TYPE_STORE ? priv->store_accounts : priv->transport_accounts);
 583
 584         cursor = accounts;
 585         while (cursor) {
 586                 if (cursor->data) {
 587                         GObject *object = G_OBJECT(cursor->data);
 588                         tny_list_prepend (list, object);
 589                 }
 590
 591                 cursor = cursor->next;
 592         }
 593 }
 594
 595 static void
 596 create_per_account_local_outbox_folders (TnyAccountStore *self)
 597 {
 598         g_return_if_fail (self);
 599
 600         ModestTnyAccountStorePrivate *priv =
 601                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 602
 603         /* printf("DEBUG: %s: priv->store_accounts_outboxes = %p\n", __FUNCTION__, priv->store_accounts_outboxes); */
 604
 605         GSList *accounts = NULL;
 606
 607         GSList *account_names  = modest_account_mgr_account_names (priv->account_mgr,
 608                 TRUE /* including disabled accounts */);
 609
 610         GSList *iter = NULL;
 611         for (iter = account_names; iter; iter = g_slist_next (iter)) {
 612
 613                 const gchar* account_name = (const gchar*)iter->data;
 614
 615                 /* Create a per-account local outbox folder (a _store_ account)
 616                  * for each _transport_ account: */
 617                 TnyAccount *tny_account_outbox =
 618                         modest_tny_account_new_for_per_account_local_outbox_folder (
 619                                 priv->account_mgr, account_name, priv->session);
 620
 621                 accounts = g_slist_append (accounts, tny_account_outbox); /* cache it */
 622         };
 623
 624         g_slist_free (account_names);
 625
 626         priv->store_accounts_outboxes = accounts;
 627 }
 628
 629 /* This function fills the TnyList, and also stores a GSList of the accounts,
 630  * for caching purposes. It creates the TnyAccount objects if necessary.
 631  * The @list parameter may be NULL, if you just want to fill the cache.
 632  */
 633 static void
 634 get_server_accounts  (TnyAccountStore *self, TnyList *list, TnyAccountType type)
 635 {
 636         g_return_if_fail (self);
 637
 638         /* printf ("DEBUG: %s: list=%p, type=%d\n", __FUNCTION__, list, type); */
 639
 640         ModestTnyAccountStorePrivate *priv =
 641                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 642
 643         /* Do nothing if the accounts are already cached: */
 644         if (type == TNY_ACCOUNT_TYPE_STORE) {
 645                 if (priv->store_accounts)
 646                         return;
 647         } else if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 648                 if (priv->transport_accounts)
 649                         return;
 650         }
 651
 652         GSList                       *account_names = NULL, *cursor = NULL;
 653         GSList                       *accounts = NULL;
 654
 655         /* These are account names, not server_account names */
 656         account_names = modest_account_mgr_account_names (priv->account_mgr,FALSE);
 657
 658         for (cursor = account_names; cursor; cursor = cursor->next) {
 659
 660                 gchar *account_name = (gchar*)cursor->data;
 661
 662                 /* we get the server_accounts for enabled accounts */
 663                 if (modest_account_mgr_get_enabled(priv->account_mgr, account_name)) {
 664
 665                         /* Add the account: */
 666                         TnyAccount *tny_account =
 667                                 modest_tny_account_new_from_account (priv->account_mgr,
 668                                                                      account_name,
 669                                                                      type, priv->session,
 670                                                                      get_password,
 671                                                                      forget_password);
 672                         if (tny_account) {
 673                                 g_object_set_data (G_OBJECT(tny_account), "account_store",
 674                                                    (gpointer)self);
 675                                 if (list)
 676                                         tny_list_prepend (list, G_OBJECT(tny_account));
 677
 678                                 accounts = g_slist_append (accounts, tny_account); /* cache it */
 679                         } else
 680                                 g_printerr ("modest: failed to create account for %s\n",
 681                                             account_name);
 682                         }
 683         }
 684
 685         if (type == TNY_ACCOUNT_TYPE_STORE) {
 686                 /* Also add the Memory card account if it is mounted: */
 687                 gboolean mmc_is_mounted = FALSE;
 688                 GnomeVFSVolumeMonitor* monitor =
 689                         gnome_vfs_get_volume_monitor();
 690                 GList* list_volumes = gnome_vfs_volume_monitor_get_mounted_volumes (monitor);
 691                 GList *iter = list_volumes;
 692                 while (iter) {
 693                         GnomeVFSVolume *volume = (GnomeVFSVolume*)iter->data;
 694                         if (volume) {
 695                                 if (!mmc_is_mounted) {
 696                                         gchar *uri = gnome_vfs_volume_get_activation_uri (volume);
 697                                         if (uri && (strcmp (uri, MODEST_MCC1_VOLUMEPATH_URI) == 0)) {
 698                                                 mmc_is_mounted = TRUE;
 699                                         }
 700                                         g_free (uri);
 701                                 }
 702
 703                                 gnome_vfs_volume_unref(volume);
 704                         }
 705
 706                         iter = g_list_next (iter);
 707                 }
 708                 g_list_free (list_volumes);
 709
 710                 if (mmc_is_mounted) {
 711                         TnyAccount *tny_account =
 712                                 modest_tny_account_new_for_local_folders (priv->account_mgr,
 713                                         priv->session, MODEST_MCC1_VOLUMEPATH);
 714                         if (list)
 715                                 tny_list_prepend (list, G_OBJECT(tny_account));
 716                         accounts = g_slist_append (accounts, tny_account); /* cache it */
 717                 }
 718         }
 719
 720         /* And add the connection-specific transport accounts, if any.
 721          * Note that these server account instances might never be used
 722          * if their connections are never active: */
 723         /* Look at each modest account: */
 724         if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 725                 GSList *iter_account_names = account_names;
 726                 while (iter_account_names) {
 727                         const gchar* account_name = (const gchar*)(iter_account_names->data);
 728                         GSList *list_specifics = modest_account_mgr_get_list (priv->account_mgr,
 729                                 account_name,
 730                                 MODEST_ACCOUNT_CONNECTION_SPECIFIC_SMTP_LIST,
 731                                 MODEST_CONF_VALUE_STRING, FALSE);
 732
 733                         /* Look at each connection-specific transport account for the
 734                          * modest account: */
 735                         GSList *iter = list_specifics;
 736                         while (iter) {
 737                                 /* const gchar* this_connection_name = (const gchar*)(iter->data); */
 738                                 iter = g_slist_next (iter);
 739                                 if (iter) {
 740                                         const gchar* transport_account_name = (const gchar*)(iter->data);
 741                                         if (transport_account_name) {
 742                                                 TnyAccount * tny_account = NULL;
 743                                                 /* Add the account: */
 744                                                 tny_account = modest_tny_account_new_from_server_account_name (
 745                                                         priv->account_mgr, transport_account_name);
 746                                                 if (tny_account) {
 747                                                         g_object_set_data (G_OBJECT(tny_account), "account_store",
 748                                                                            (gpointer)self);
 749                                                         if (list)
 750                                                                 tny_list_prepend (list, G_OBJECT(tny_account));
 751
 752                                                         accounts = g_slist_append (accounts, tny_account); /* cache it */
 753                                                 } else
 754                                                         g_printerr ("modest: failed to create smtp-specific account for %s\n",
 755                                                                     transport_account_name);
 756                                         }
 757                                 }
 758
 759                                 iter = g_slist_next (iter);
 760                         }
 761
 762                         iter_account_names = g_slist_next (iter_account_names);
 763                 }
 764         }
 765
 766         g_slist_free (account_names);
 767         account_names = NULL;
 768
 769         /* TODO: Delete the strings in the GSList */
 770
 771
 772         /* We also create a per-account local outbox folder (a _store_ account)
 773          * for each _transport_ account. */
 774         if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 775                 /* Now would be a good time to create the per-account local outbox folder
 776                  * _store_ accounts corresponding to each transport account: */
 777                 if (!priv->store_accounts_outboxes) {
 778                         create_per_account_local_outbox_folders (self);
 779                 }
 780         }
 781
 782         /* But we only return the per-account local outbox folder when
 783          * _store_ accounts are requested. */
 784         if (type == TNY_ACCOUNT_TYPE_STORE) {
 785                 /* Create them if necessary,
 786                  * (which also requires creating the transport accounts,
 787                  * if necessary.) */
 788                 if (!priv->store_accounts_outboxes) {
 789                         create_per_account_local_outbox_folders (self);
 790                 }
 791
 792                 /* Also add the local folder pseudo-account: */
 793                 TnyAccount *tny_account =
 794                         modest_tny_account_new_for_local_folders (priv->account_mgr,
 795                                 priv->session, NULL);
 796
 797                 /* Add them to the TnyList: */
 798                 if (priv->store_accounts_outboxes) {
 799                         GSList *iter = NULL;
 800                         for (iter = priv->store_accounts_outboxes; iter; iter = g_slist_next (iter)) {
 801                                 TnyAccount *outbox_account = (TnyAccount*)iter->data;
 802                                 if (list && outbox_account)
 803                                         tny_list_prepend (list,  G_OBJECT(outbox_account));
 804
 805                                 g_object_ref (outbox_account);
 806                                 accounts = g_slist_append (accounts, outbox_account);
 807                         }
 808
 809                         /* Add a merged folder, merging all the per-account outbox folders: */
 810                         modest_tny_local_folders_account_add_merged_outbox_folders (
 811                                 MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (tny_account), priv->store_accounts_outboxes);
 812
 813                         /* We have finished with this temporary list, so free it: */
 814                         account_list_free (priv->store_accounts_outboxes);
 815                         priv->store_accounts_outboxes = NULL;
 816                 }
 817
 818                 if (list)
 819                         tny_list_prepend (list, G_OBJECT(tny_account));
 820                 accounts = g_slist_append (accounts, tny_account); /* cache it */
 821         }
 822
 823         if (type == TNY_ACCOUNT_TYPE_STORE) {
 824                         /* Store the cache: */
 825                         priv->store_accounts = accounts;
 826         } else if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 827                         /* Store the cache: */
 828                         priv->transport_accounts = accounts;
 829         }
 830 }
 831
 832
 833 static void
 834 modest_tny_account_store_get_accounts  (TnyAccountStore *self, TnyList *list,
 835                                         TnyGetAccountsRequestType request_type)
 836 {
 837         ModestTnyAccountStorePrivate *priv;
 838
 839         g_return_if_fail (self);
 840         g_return_if_fail (TNY_IS_LIST(list));
 841
 842         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 843
 844         if (request_type == TNY_ACCOUNT_STORE_BOTH) {
 845                 modest_tny_account_store_get_accounts (self, list,
 846                                                        TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
 847                 modest_tny_account_store_get_accounts (self, list,
 848                                                        TNY_ACCOUNT_STORE_TRANSPORT_ACCOUNTS);
 849                 return;
 850         }
 851
 852         if (request_type == TNY_ACCOUNT_STORE_STORE_ACCOUNTS)  {
 853                 if (!priv->store_accounts)
 854                         get_server_accounts (self, list, TNY_ACCOUNT_TYPE_STORE);
 855                 else
 856                         get_cached_accounts (self, list, TNY_ACCOUNT_TYPE_STORE);
 857
 858         } else if (request_type == TNY_ACCOUNT_STORE_TRANSPORT_ACCOUNTS) {
 859                 if (!priv->transport_accounts)
 860                         get_server_accounts (self, list, TNY_ACCOUNT_TYPE_TRANSPORT);
 861                 else
 862                         get_cached_accounts (self, list, TNY_ACCOUNT_TYPE_TRANSPORT);
 863         } else
 864                 g_return_if_reached (); /* incorrect req type */
 865 }
 866
 867
 868 static const gchar*
 869 modest_tny_account_store_get_cache_dir (TnyAccountStore *self)
 870 {
 871         ModestTnyAccountStorePrivate *priv;
 872         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 873
 874         if (!priv->cache_dir)
 875                 priv->cache_dir = g_build_filename (g_get_home_dir(),
 876                                                     MODEST_DIR, MODEST_CACHE_DIR, NULL);
 877         return priv->cache_dir;
 878 }
 879
 880
 881 /*
 882  * callers need to unref
 883  */
 884 static TnyDevice*
 885 modest_tny_account_store_get_device (TnyAccountStore *self)
 886 {
 887         ModestTnyAccountStorePrivate *priv;
 888
 889         g_return_val_if_fail (self, NULL);
 890
 891         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 892
 893         if (priv->device)
 894                 return g_object_ref (G_OBJECT(priv->device));
 895         else
 896                 return NULL;
 897 }
 898
 899
 900 static TnyAccount*
 901 modest_tny_account_store_find_account_by_url (TnyAccountStore *self, const gchar* url_string)
 902 {
 903         TnyAccount *account = NULL;
 904         ModestTnyAccountStorePrivate *priv;
 905         GSList *cursor;
 906
 907         g_return_val_if_fail (self, NULL);
 908         g_return_val_if_fail (url_string, NULL);
 909
 910         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 911
 912         for (cursor = priv->store_accounts; cursor ; cursor = cursor->next) {
 913                 if (tny_account_matches_url_string (TNY_ACCOUNT(cursor->data), url_string)) {
 914                         account = TNY_ACCOUNT(cursor->data);
 915                         break;
 916                 }
 917         }
 918
 919         if (!account) {
 920                 for (cursor = priv->transport_accounts; !account && cursor ; cursor = cursor->next) {
 921                         if (tny_account_matches_url_string (TNY_ACCOUNT(cursor->data), url_string)) {
 922                                 account = TNY_ACCOUNT(cursor->data);
 923                                 break;
 924                         }
 925                 }
 926         }
 927
 928         if (account)
 929                 g_object_ref (G_OBJECT(account));
 930
 931         return account;
 932 }
 933
 934
 935
 936 static gboolean
 937 modest_tny_account_store_alert (TnyAccountStore *self, TnyAlertType type,
 938                                 gboolean question, const GError *error)
 939 {
 940         /* TODO: It would be nice to know what account caused this error. */
 941
 942         g_return_val_if_fail (error, FALSE);
 943
 944         if ((error->domain != TNY_ACCOUNT_ERROR)
 945                 && (error->domain != TNY_ACCOUNT_STORE_ERROR)) {
 946                 g_warning("%s: Unexpected error domain: != TNY_ACCOUNT_ERROR: %d, message=%s",
 947                         __FUNCTION__, error->domain, error->message);
 948                 return FALSE;
 949         }
 950
 951         /* printf("DEBUG: %s: error->message=%s\n", __FUNCTION__, error->message); */
 952
 953
 954         /* const gchar *prompt = NULL; */
 955         gchar *prompt = NULL;
 956         switch (error->code) {
 957                 case TNY_ACCOUNT_ERROR_TRY_CONNECT:
 958                 /* The tinymail camel implementation just sends us this for almost
 959                  * everything, so we have to guess at the cause.
 960                  * It could be a wrong password, or inability to resolve a hostname,
 961                  * or lack of network, or incorrect authentication method, or something entirely different: */
 962                 /* TODO: Fix camel to provide specific error codes, and then use the
 963                  * specific dialog messages from Chapter 12 of the UI spec.
 964                  */
 965                 case TNY_ACCOUNT_STORE_ERROR_UNKNOWN_ALERT:
 966                     g_debug ("%s: Handling GError domain=%d, code=%d, message=%s",
 967                                 __FUNCTION__, error->domain, error->code, error->message);
 968
 969                         /* TODO: Remove the internal error message for the real release.
 970                          * This is just so the testers can give us more information: */
 971                         /* prompt = _("Modest account not yet fully configured."); */
 972                         prompt = g_strdup_printf(
 973                                 "%s\n (Internal error message, often very misleading):\n%s",
 974                                 _("Incorrect Account Settings"),
 975                                 error->message);
 976
 977                         /* TODO: If we can ever determine that the problem is a wrong password:
 978                          * In this case, the UI spec wants us to show a banner, and then
 979                          * open the Account Settings dialog. */
 980                         /* Note: Sometimes, the get_password() function seems to be called again
 981                          * when a password is wrong, but sometimes this alert_func is called. */
 982                         #if 0
 983                         GtkWidget *parent_widget =
 984                                 GTK_WIDGET (
 985                                         modest_window_mgr_get_main_window (
 986                                                 modest_runtime_get_window_mgr ()));
 987
 988                         hildon_banner_show_information (
 989                                 parent_widget,
 990                                 NULL /* icon name */,
 991                                 _("mcen_ib_username_pw_incorrect") );
 992
 993                         /* Show the Account Settings window: */
 994                         ModestAccountSettingsDialog *dialog = modest_account_settings_dialog_new ();
 995                         /* TODO: Get the account somehow. Maybe tinymail should send it with the signal. */
 996                         const gchar* modest_account_name =
 997                                 modest_tny_account_get_parent_modest_account_name_for_server_account (account);
 998                         g_assert (modest_account_name);
 999                         modest_account_settings_dialog_set_account_name (dialog,
1000                                 modest_account_name);
1001
1002                         gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (self));
1003                         gtk_dialog_run (GTK_DIALOG (dialog));
1004                         gtk_widget_destroy (GTK_WIDGET (dialog));
1005                         #endif
1006
1007                         break;
1008
1009                 //TODO: We have started receiving errors of
1010                 //domain=TNY_ACCOUNT_ERROR, code=TNY_ACCOUNT_ERROR_TRY_CONNECT, message="Canceled".
1011                 //If this is really a result of us cancelling our own operation then
1012                 //a) this probably shouldn't be an error, and
1013                 //b) should have its own error code.
1014
1015                 default:
1016                         g_warning ("%s: Unhandled GError code: %d, message=%s",
1017                                 __FUNCTION__, error->code, error->message);
1018                         prompt = NULL;
1019                 break;
1020         }
1021
1022         if (!prompt)
1023                 return FALSE;
1024
1025 #ifdef MODEST_PLATFORM_MAEMO
1026         /* The Tinymail documentation says that we should show Yes and No buttons,
1027          * when it is a question.
1028          * Obviously, we need tinymail to use more specific error codes instead,
1029          * so we know what buttons to show. */
1030          GtkWidget *dialog = NULL;
1031          if (question) {
1032                 dialog = GTK_WIDGET (hildon_note_new_confirmation (NULL,
1033                         prompt));
1034          } else {
1035                 dialog = GTK_WIDGET (hildon_note_new_information (NULL,
1036                         prompt));
1037          }
1038 #else
1039
1040         GtkMessageType gtktype = GTK_MESSAGE_ERROR;
1041         switch (type)
1042         {
1043                 case TNY_ALERT_TYPE_INFO:
1044                 gtktype = GTK_MESSAGE_INFO;
1045                 break;
1046                 case TNY_ALERT_TYPE_WARNING:
1047                 gtktype = GTK_MESSAGE_WARNING;
1048                 break;
1049                 case TNY_ALERT_TYPE_ERROR:
1050                 default:
1051                 gtktype = GTK_MESSAGE_ERROR;
1052                 break;
1053         }
1054
1055         GtkWidget *dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL,
1056                 gtktype, GTK_BUTTONS_YES_NO, prompt);
1057 #endif /* #ifdef MODEST_PLATFORM_MAEMO */
1058
1059         gboolean retval = TRUE;
1060         const int response = gtk_dialog_run (GTK_DIALOG (dialog));
1061         if (question) {
1062                 retval = (response == GTK_RESPONSE_YES) ||
1063                                  (response == GTK_RESPONSE_OK);
1064         }
1065
1066         gtk_widget_destroy (dialog);
1067
1068         /* TODO: Don't free this when we no longer strdup the message for testers. */
1069         g_free (prompt);
1070
1071
1072         /* printf("DEBUG: %s: returning %d\n", __FUNCTION__, retval); */
1073         return retval;
1074 }
1075
1076
1077 static void
1078 modest_tny_account_store_init (gpointer g, gpointer iface_data)
1079 {
1080         TnyAccountStoreIface *klass;
1081
1082         g_return_if_fail (g);
1083
1084         klass = (TnyAccountStoreIface *)g;
1085
1086         klass->get_accounts_func =
1087                 modest_tny_account_store_get_accounts;
1088         klass->get_cache_dir_func =
1089                 modest_tny_account_store_get_cache_dir;
1090         klass->get_device_func =
1091                 modest_tny_account_store_get_device;
1092         klass->alert_func =
1093                 modest_tny_account_store_alert;
1094         klass->find_account_func =
1095                 modest_tny_account_store_find_account_by_url;
1096 }
1097
1098 void
1099 modest_tny_account_store_set_get_pass_func (ModestTnyAccountStore *self,
1100                                             ModestTnyGetPassFunc func)
1101 {
1102         /* not implemented, we use signals */
1103         g_printerr ("modest: set_get_pass_func not implemented\n");
1104 }
1105
1106 TnySessionCamel*
1107 modest_tny_account_store_get_session  (TnyAccountStore *self)
1108 {
1109         g_return_val_if_fail (self, NULL);
1110         return MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE (self)->session;
1111 }
1112
1113
1114 TnyAccount*
1115 modest_tny_account_store_get_tny_account_by_id  (ModestTnyAccountStore *self, const gchar *id)
1116 {
1117         TnyAccount *account = NULL;
1118         ModestTnyAccountStorePrivate *priv;
1119         GSList *cursor;
1120
1121         g_return_val_if_fail (self, NULL);
1122         g_return_val_if_fail (id, NULL);
1123
1124         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1125
1126
1127         for (cursor = priv->store_accounts; cursor ; cursor = cursor->next) {
1128                 const gchar *acc_id = tny_account_get_id (TNY_ACCOUNT(cursor->data));
1129                 if (acc_id && strcmp (acc_id, id) == 0) {
1130                         account = TNY_ACCOUNT(cursor->data);
1131                         break;
1132                 }
1133         }
1134
1135         /* if we already found something, no need to search the transport accounts */
1136         for (cursor = priv->transport_accounts; !account && cursor ; cursor = cursor->next) {
1137                 const gchar *acc_id = tny_account_get_id (TNY_ACCOUNT(cursor->data));
1138                 if (acc_id && strcmp (acc_id, id) == 0) {
1139                         account = TNY_ACCOUNT(cursor->data);
1140                         break;
1141                 }
1142         }
1143
1144         if (account)
1145                 g_object_ref (G_OBJECT(account));
1146
1147         return account;
1148 }
1149
1150 TnyAccount*
1151 modest_tny_account_store_get_server_account (ModestTnyAccountStore *self,
1152                                                      const gchar *account_name,
1153                                                      TnyAccountType type)
1154 {
1155         TnyAccount *account = NULL;
1156         gchar *id = NULL;
1157         ModestTnyAccountStorePrivate *priv;
1158
1159         g_return_val_if_fail (self, NULL);
1160         g_return_val_if_fail (account_name, NULL);
1161         g_return_val_if_fail (type == TNY_ACCOUNT_TYPE_STORE || type == TNY_ACCOUNT_TYPE_TRANSPORT,
1162                               NULL);
1163
1164         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1165
1166         /* Special case for the local account */
1167         if (!strcmp (account_name, MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
1168                 if(type == TNY_ACCOUNT_TYPE_STORE)
1169                         id = g_strdup (MODEST_LOCAL_FOLDERS_ACCOUNT_ID);
1170                 else {
1171                         /* The local folders modest account has no transport server account. */
1172                         return NULL;
1173                 }
1174         } else {
1175                 ModestAccountData *account_data;
1176
1177                 account_data = modest_account_mgr_get_account_data (priv->account_mgr, account_name);
1178                 if (!account_data) {
1179                         g_printerr ("modest: %s: cannot get account data for account '%s'\n", __FUNCTION__, account_name);
1180                         return NULL;
1181                 }
1182
1183                 if (type == TNY_ACCOUNT_TYPE_STORE && account_data->store_account)
1184                         id = g_strdup (account_data->store_account->account_name);
1185                 else if (account_data->transport_account)
1186                         id = g_strdup (account_data->transport_account->account_name);
1187
1188                 modest_account_mgr_free_account_data (priv->account_mgr, account_data);
1189         }
1190
1191         if (!id)
1192                 g_printerr ("modest: could not get an id for account %s\n",
1193                             account_name);
1194         else
1195                 account = modest_tny_account_store_get_tny_account_by_id (self, id);
1196
1197         if (!account)
1198                 g_printerr ("modest: could not get tny %s account for %s (id=%s)\n",
1199                             type == TNY_ACCOUNT_TYPE_STORE ? "store" : "transport",
1200                             account_name, id ? id : "<none>");
1201
1202         return account;
1203 }
1204
1205 static TnyAccount*
1206 get_smtp_specific_transport_account_for_open_connection (ModestTnyAccountStore *self,
1207                                                          const gchar *account_name)
1208 {
1209         /* Get the current connection: */
1210         TnyDevice *device = modest_runtime_get_device ();
1211
1212         if (!tny_device_is_online (device))
1213                 return NULL;
1214
1215 #ifdef MODEST_PLATFORM_MAEMO
1216         g_assert (TNY_IS_MAEMO_CONIC_DEVICE (device));
1217         TnyMaemoConicDevice *maemo_device = TNY_MAEMO_CONIC_DEVICE (device);
1218         const gchar* iap_id = tny_maemo_conic_device_get_current_iap_id (maemo_device);
1219         /* printf ("DEBUG: %s: iap_id=%s\n", __FUNCTION__, iap_id); */
1220         if (!iap_id)
1221                 return NULL;
1222
1223         ConIcIap* connection = tny_maemo_conic_device_get_iap (maemo_device, iap_id);
1224         if (!connection)
1225                 return NULL;
1226
1227         const gchar *connection_name = con_ic_iap_get_name (connection);
1228         /* printf ("DEBUG: %s: connection_name=%s\n", __FUNCTION__, connection_name); */
1229         if (!connection_name)
1230                 return NULL;
1231
1232         /*  Get the connection-specific transport acccount, if any: */
1233         ModestAccountMgr *account_manager = modest_runtime_get_account_mgr ();
1234         gchar* server_account_name = modest_account_mgr_get_connection_specific_smtp (account_manager,
1235                 account_name, connection_name);
1236
1237         /* printf ("DEBUG: %s: server_account_name=%s\n", __FUNCTION__, server_account_name); */
1238         if (!server_account_name) {
1239                 return NULL; /* No connection-specific SMTP server was specified for this connection. */
1240         }
1241
1242         TnyAccount* account = modest_tny_account_store_get_tny_account_by_id (self, server_account_name);
1243
1244         /* printf ("DEBUG: %s: account=%p\n", __FUNCTION__, account); */
1245         g_free (server_account_name);
1246
1247         /* Unref the get()ed object, as required by the tny_maemo_conic_device_get_iap() documentation. */
1248         g_object_unref (connection);
1249
1250         return account;
1251 #else
1252         return NULL; /* TODO: Implement this for GNOME, instead of just Maemo? */
1253 #endif /* MODEST_PLATFORM_MAEMO */
1254 }
1255
1256
1257 TnyAccount*
1258 modest_tny_account_store_get_transport_account_for_open_connection (ModestTnyAccountStore *self,
1259                                                                     const gchar *account_name)
1260 {
1261         /*  Get the connection-specific transport acccount, if any: */
1262         TnyAccount *account = get_smtp_specific_transport_account_for_open_connection (self, account_name);
1263
1264         /* If there is no connection-specific transport account (the common case),
1265          * just get the regular transport account: */
1266         if (!account) {
1267                 /* printf("DEBUG: %s: using regular transport account for account %s.\n", __FUNCTION__, account_name); */
1268
1269                 /* The special local folders don't have transport accounts. */
1270                 if (strcmp (account_name, MODEST_LOCAL_FOLDERS_ACCOUNT_ID) == 0)
1271                         account = NULL;
1272                 else
1273                         account = modest_tny_account_store_get_server_account (self, account_name,
1274                                                      TNY_ACCOUNT_TYPE_TRANSPORT);
1275         }
1276
1277         return account;
1278 }
1279
1280 gboolean modest_tny_account_is_virtual_local_folders (TnyAccount *self)
1281 {
1282         /* We should make this more sophisticated if we ever use ModestTnyLocalFoldersAccount
1283          * for anything else. */
1284         return MODEST_IS_TNY_LOCAL_FOLDERS_ACCOUNT (self);
1285 }
1286
1287 TnyAccount* modest_tny_account_store_get_local_folders_account (TnyAccountStore *self)
1288 {
1289         TnyAccount *account = NULL;
1290         ModestTnyAccountStorePrivate *priv;
1291         GSList *cursor;
1292
1293         g_return_val_if_fail (self, NULL);
1294
1295         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1296
1297         for (cursor = priv->store_accounts; cursor ; cursor = cursor->next) {
1298                 TnyAccount *this_account = TNY_ACCOUNT(cursor->data);
1299                 if (modest_tny_account_is_virtual_local_folders (this_account)) {
1300                                  account = this_account;
1301                                  break;
1302                 }
1303         }
1304
1305         if (account)
1306                 g_object_ref (G_OBJECT(account));
1307
1308         return account;
1309 }