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    get_server_accounts                    (TnyAccountStore *self,
  85                                                        TnyList *list,
  86                                                        TnyAccountType type);
  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 = modest_tny_account_store_get_tny_account_by  (self,
 330                                                                       MODEST_TNY_ACCOUNT_STORE_QUERY_NAME,
 331                                                                       account);
 332         if (store_account) {
 333                 tny_store_account_delete_cache (TNY_STORE_ACCOUNT (store_account));
 334
 335                 g_signal_emit (G_OBJECT (self),
 336                                          tny_account_store_signals [TNY_ACCOUNT_STORE_ACCOUNT_REMOVED],
 337                                          0, store_account);
 338
 339                 g_object_unref (store_account);
 340         } else
 341                 g_printerr ("modest: cannot find server account for %s", account);
 342
 343         /* FIXME: make this more finegrained; changes do not
 344          * really affect _all_ accounts, and some do not
 345          * affect tny accounts at all (such as 'last_update')
 346          */
 347         recreate_all_accounts (self);
 348
 349         g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
 350                        account);
 351 }
 352
 353 static void
 354 on_account_changed (ModestAccountMgr *acc_mgr, const gchar *account,
 355                     const GSList *keys, gboolean server_account, gpointer user_data)
 356
 357 {
 358         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
 359
 360         /* Ignore the change if it's a change in the last_updated value */
 361         if (g_slist_length ((GSList *)keys) == 1 &&
 362             g_str_has_suffix ((const gchar *) keys->data, MODEST_ACCOUNT_LAST_UPDATED))
 363                 return;
 364
 365         /* FIXME: make this more finegrained; changes do not really affect _all_
 366          * accounts
 367          */
 368         recreate_all_accounts (self);
 369
 370         g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
 371                        account);
 372 }
 373
 374
 375 static ModestTnyAccountStore*
 376 get_account_store_for_account (TnyAccount *account)
 377 {
 378         return MODEST_TNY_ACCOUNT_STORE(g_object_get_data (G_OBJECT(account),
 379                                                            "account_store"));
 380 }
 381
 382 /* This callback will be called by Tinymail when it needs the password
 383  * from the user, for instance if the password was not remembered.
 384  * Note that TnyAccount here will be the server account. */
 385 static gchar*
 386 get_password (TnyAccount *account, const gchar *prompt, gboolean *cancel)
 387 {
 388         /* Initialize the output parameter: */
 389         if (cancel)
 390           *cancel = FALSE;
 391
 392         const gchar *key;
 393         const TnyAccountStore *account_store;
 394         ModestTnyAccountStore *self;
 395         ModestTnyAccountStorePrivate *priv;
 396         gchar *username = NULL;
 397         gchar *pwd = NULL;
 398         gpointer pwd_ptr;
 399         gboolean already_asked;
 400
 401         key           = tny_account_get_id (account);
 402         account_store = TNY_ACCOUNT_STORE(get_account_store_for_account (account));
 403
 404         self = MODEST_TNY_ACCOUNT_STORE (account_store);
 405         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 406
 407         /* This hash map stores passwords, including passwords that are not stored in gconf. */
 408         /* is it in the hash? if it's already there, it must be wrong... */
 409         pwd_ptr = (gpointer)&pwd; /* pwd_ptr so the compiler does not complained about
 410                                    * type-punned ptrs...*/
 411         already_asked = g_hash_table_lookup_extended (priv->password_hash,
 412                                                       key,
 413                                                       NULL,
 414                                                       (gpointer*)&pwd_ptr);
 415
 416         /* if the password is not already there, try ModestConf */
 417         if (!already_asked) {
 418                 pwd  = modest_account_mgr_get_string (priv->account_mgr,
 419                                                       key, MODEST_ACCOUNT_PASSWORD, TRUE);
 420                 g_hash_table_insert (priv->password_hash, g_strdup (key), g_strdup (pwd));
 421         }
 422
 423         /* if it was already asked, it must have been wrong, so ask again */
 424         /* TODO: However, when we supply a wrong password to tinymail,
 425          * it seems to (at least sometimes) call our alert_func() instead of
 426          * asking for the password again.
 427          */
 428         if (already_asked || !pwd || strlen(pwd) == 0) {
 429                 /* we don't have it yet. Get the password from the user */
 430                 const gchar* account_id = tny_account_get_id (account);
 431                 gboolean remember = FALSE;
 432                 pwd = NULL;
 433
 434                 /* Note that we ignore the returned username here,
 435                  * because it is enough that it will be stored in gconf
 436                  * by the signal handler. */
 437                 g_signal_emit (G_OBJECT(self), signals[PASSWORD_REQUESTED_SIGNAL], 0,
 438                                account_id, /* server_account_name */
 439                                &username, &pwd, cancel, &remember);
 440
 441                 if (!*cancel) {
 442                         if (remember)
 443                                 modest_account_mgr_set_string (priv->account_mgr,key,
 444                                                                MODEST_ACCOUNT_PASSWORD,
 445                                                                pwd, TRUE);
 446                         /* We need to dup the string even knowing that
 447                            it's already a dup of the contents of an
 448                            entry, because it if it's wrong, then camel
 449                            will free it */
 450                         g_hash_table_insert (priv->password_hash, g_strdup (key), g_strdup(pwd));
 451                 } else {
 452                         g_hash_table_remove (priv->password_hash, key);
 453
 454                         g_free (pwd);
 455                         pwd = NULL;
 456                 }
 457
 458                 g_free (username);
 459                 username = NULL;
 460         } else
 461                 *cancel = FALSE;
 462
 463     /* printf("  DEBUG: %s: returning %s\n", __FUNCTION__, pwd); */
 464
 465         return pwd;
 466 }
 467
 468 /* tinymail calls this if the connection failed due to an incorrect password.
 469  * And it seems to call this for any general connection failure. */
 470 static void
 471 forget_password (TnyAccount *account)
 472 {
 473         printf ("DEBUG: %s\n", __FUNCTION__);
 474         ModestTnyAccountStore *self;
 475         ModestTnyAccountStorePrivate *priv;
 476         const TnyAccountStore *account_store;
 477         gchar *pwd;
 478         const gchar *key;
 479
 480         account_store = TNY_ACCOUNT_STORE(get_account_store_for_account (account));
 481         self = MODEST_TNY_ACCOUNT_STORE (account_store);
 482         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 483         key  = tny_account_get_id (account);
 484
 485         /* Do not remove the key, this will allow us to detect that we
 486            have already asked for it at least once */
 487         pwd = g_hash_table_lookup (priv->password_hash, key);
 488         if (pwd) {
 489                 memset (pwd, 0, strlen (pwd));
 490                 g_hash_table_insert (priv->password_hash, g_strdup (key), NULL);
 491         }
 492
 493         /* Remove from configuration system */
 494         modest_account_mgr_unset (priv->account_mgr,
 495                                   key, MODEST_ACCOUNT_PASSWORD, TRUE);
 496 }
 497
 498
 499 static void
 500 modest_tny_account_store_finalize (GObject *obj)
 501 {
 502         ModestTnyAccountStore *self        = MODEST_TNY_ACCOUNT_STORE(obj);
 503         ModestTnyAccountStorePrivate *priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 504
 505         //gboolean debug = modest_runtime_get_debug_flags() & MODEST_RUNTIME_DEBUG_DEBUG_OBJECTS;
 506
 507         g_free (priv->cache_dir);
 508         priv->cache_dir = NULL;
 509
 510         if (priv->password_hash) {
 511                 g_hash_table_destroy (priv->password_hash);
 512                 priv->password_hash = NULL;
 513         }
 514
 515         if (priv->account_mgr) {
 516                 g_object_unref (G_OBJECT(priv->account_mgr));
 517                 priv->account_mgr = NULL;
 518         }
 519
 520         if (priv->device) {
 521                 g_object_unref (G_OBJECT(priv->device));
 522                 priv->device = NULL;
 523         }
 524
 525         /* this includes the local folder */
 526         account_list_free (priv->store_accounts);
 527         priv->store_accounts = NULL;
 528
 529         account_list_free (priv->transport_accounts);
 530         priv->transport_accounts = NULL;
 531
 532         if (priv->session) {
 533                 camel_object_unref (CAMEL_OBJECT(priv->session));
 534                 priv->session = NULL;
 535         }
 536
 537         G_OBJECT_CLASS(parent_class)->finalize (obj);
 538 }
 539
 540
 541 ModestTnyAccountStore*
 542 modest_tny_account_store_new (ModestAccountMgr *account_mgr, TnyDevice *device) {
 543
 544         GObject *obj;
 545         ModestTnyAccountStorePrivate *priv;
 546         TnyList *list;
 547
 548         g_return_val_if_fail (account_mgr, NULL);
 549         g_return_val_if_fail (device, NULL);
 550
 551         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_ACCOUNT_STORE, NULL));
 552         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(obj);
 553
 554         priv->account_mgr = g_object_ref (G_OBJECT(account_mgr));
 555         priv->device = g_object_ref (device);
 556
 557         priv->session = tny_session_camel_new (TNY_ACCOUNT_STORE(obj));
 558
 559         tny_session_camel_set_ui_locker (priv->session,  tny_gtk_lockable_new ());
 560         /* FIXME: unref this in the end? */
 561         tny_session_camel_set_async_connecting (priv->session, TRUE);
 562
 563         /* force a cache fill... ugly */
 564         list = TNY_LIST(tny_simple_list_new());
 565         tny_account_store_get_accounts (TNY_ACCOUNT_STORE(obj), list,
 566                                         TNY_ACCOUNT_STORE_BOTH);
 567         g_object_unref(list);
 568
 569         /* Connect signals */
 570         g_signal_connect (G_OBJECT(account_mgr), "account_changed",
 571                                        G_CALLBACK (on_account_changed), obj);
 572         g_signal_connect (G_OBJECT(account_mgr), "account_removed",
 573                                        G_CALLBACK (on_account_removed), obj);
 574
 575         return MODEST_TNY_ACCOUNT_STORE(obj);
 576 }
 577
 578 /** Fill the TnyList from the appropriate cached GSList of accounts. */
 579 static void
 580 get_cached_accounts (TnyAccountStore *self, TnyList *list, TnyAccountType type)
 581 {
 582         ModestTnyAccountStorePrivate *priv;
 583         GSList                       *accounts, *cursor;
 584
 585         priv     = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 586         accounts = (type == TNY_ACCOUNT_TYPE_STORE ? priv->store_accounts : priv->transport_accounts);
 587
 588         cursor = accounts;
 589         while (cursor) {
 590                 if (cursor->data) {
 591                         GObject *object = G_OBJECT(cursor->data);
 592                         tny_list_prepend (list, object);
 593                 }
 594
 595                 cursor = cursor->next;
 596         }
 597 }
 598
 599 static void
 600 create_per_account_local_outbox_folders (TnyAccountStore *self)
 601 {
 602         g_return_if_fail (self);
 603
 604         ModestTnyAccountStorePrivate *priv =
 605                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 606
 607         /* printf("DEBUG: %s: priv->store_accounts_outboxes = %p\n", __FUNCTION__, priv->store_accounts_outboxes); */
 608
 609         GSList *accounts = NULL;
 610
 611         GSList *account_names  = modest_account_mgr_account_names (priv->account_mgr,
 612                 TRUE /* including disabled accounts */);
 613
 614         GSList *iter = NULL;
 615         for (iter = account_names; iter; iter = g_slist_next (iter)) {
 616
 617                 const gchar* account_name = (const gchar*)iter->data;
 618
 619                 /* Create a per-account local outbox folder (a _store_ account)
 620                  * for each _transport_ account: */
 621                 TnyAccount *tny_account_outbox =
 622                         modest_tny_account_new_for_per_account_local_outbox_folder (
 623                                 priv->account_mgr, account_name, priv->session);
 624
 625                 accounts = g_slist_append (accounts, tny_account_outbox); /* cache it */
 626         };
 627
 628         modest_account_mgr_free_account_names (account_names);
 629         account_names = NULL;
 630
 631         priv->store_accounts_outboxes = accounts;
 632 }
 633
 634 /* This function fills the TnyList, and also stores a GSList of the accounts,
 635  * for caching purposes. It creates the TnyAccount objects if necessary.
 636  * The @list parameter may be NULL, if you just want to fill the cache.
 637  */
 638 static void
 639 get_server_accounts  (TnyAccountStore *self, TnyList *list, TnyAccountType type)
 640 {
 641         g_return_if_fail (self);
 642
 643         ModestTnyAccountStorePrivate *priv =
 644                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 645
 646         /* Do nothing if the accounts are already cached: */
 647         if (type == TNY_ACCOUNT_TYPE_STORE) {
 648                 if (priv->store_accounts)
 649                         return;
 650         } else if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 651                 if (priv->transport_accounts)
 652                         return;
 653         }
 654
 655         GSList *account_names = NULL, *cursor = NULL;
 656         GSList *accounts = NULL;
 657
 658         /* These are account names, not server_account names */
 659         account_names = modest_account_mgr_account_names (priv->account_mgr,FALSE);
 660
 661         for (cursor = account_names; cursor; cursor = cursor->next) {
 662
 663                 gchar *account_name = (gchar*)cursor->data;
 664
 665                 /* we get the server_accounts for enabled accounts */
 666                 if (modest_account_mgr_get_enabled(priv->account_mgr, account_name)) {
 667
 668                         /* Add the account: */
 669                         TnyAccount *tny_account =
 670                                 modest_tny_account_new_from_account (priv->account_mgr,
 671                                                                      account_name,
 672                                                                      type, priv->session,
 673                                                                      get_password,
 674                                                                      forget_password);
 675                         if (tny_account) {
 676                                 g_object_set_data (G_OBJECT(tny_account), "account_store",
 677                                                    (gpointer)self);
 678                                 if (list)
 679                                         tny_list_prepend (list, G_OBJECT(tny_account));
 680
 681                                 accounts = g_slist_append (accounts, tny_account); /* cache it */
 682                         } else
 683                                 g_printerr ("modest: failed to create account for %s\n",
 684                                             account_name);
 685                         }
 686         }
 687
 688         if (type == TNY_ACCOUNT_TYPE_STORE) {
 689                 /* Also add the Memory card account if it is mounted: */
 690                 gboolean mmc_is_mounted = FALSE;
 691                 GnomeVFSVolumeMonitor* monitor =
 692                         gnome_vfs_get_volume_monitor();
 693                 GList* list_volumes = gnome_vfs_volume_monitor_get_mounted_volumes (monitor);
 694                 GList *iter = list_volumes;
 695                 while (iter) {
 696                         GnomeVFSVolume *volume = (GnomeVFSVolume*)iter->data;
 697                         if (volume) {
 698                                 if (!mmc_is_mounted) {
 699                                         gchar *uri = gnome_vfs_volume_get_activation_uri (volume);
 700                                         if (uri && (strcmp (uri, MODEST_MCC1_VOLUMEPATH_URI) == 0)) {
 701                                                 mmc_is_mounted = TRUE;
 702                                         }
 703                                         g_free (uri);
 704                                 }
 705
 706                                 gnome_vfs_volume_unref(volume);
 707                         }
 708
 709                         iter = g_list_next (iter);
 710                 }
 711                 g_list_free (list_volumes);
 712
 713                 if (mmc_is_mounted) {
 714                         TnyAccount *tny_account =
 715                                 modest_tny_account_new_for_local_folders (priv->account_mgr,
 716                                         priv->session, MODEST_MCC1_VOLUMEPATH);
 717                         if (list)
 718                                 tny_list_prepend (list, G_OBJECT(tny_account));
 719                         accounts = g_slist_append (accounts, tny_account); /* cache it */
 720                 }
 721         }
 722
 723         /* And add the connection-specific transport accounts, if any.
 724          * Note that these server account instances might never be used
 725          * if their connections are never active: */
 726         /* Look at each modest account: */
 727         if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 728                 GSList *iter_account_names = account_names;
 729                 while (iter_account_names) {
 730                         const gchar* account_name = (const gchar*)(iter_account_names->data);
 731                         GSList *list_specifics = modest_account_mgr_get_list (priv->account_mgr,
 732                                 account_name,
 733                                 MODEST_ACCOUNT_CONNECTION_SPECIFIC_SMTP_LIST,
 734                                 MODEST_CONF_VALUE_STRING, FALSE);
 735
 736                         /* Look at each connection-specific transport account for the
 737                          * modest account: */
 738                         GSList *iter = list_specifics;
 739                         while (iter) {
 740                                 /* const gchar* this_connection_name = (const gchar*)(iter->data); */
 741                                 iter = g_slist_next (iter);
 742                                 if (iter) {
 743                                         const gchar* transport_account_name = (const gchar*)(iter->data);
 744                                         if (transport_account_name) {
 745                                                 TnyAccount * tny_account = NULL;
 746                                                 /* Add the account: */
 747                                                 tny_account = modest_tny_account_new_from_server_account_name (
 748                                                         priv->account_mgr, transport_account_name);
 749                                                 if (tny_account) {
 750                                                         g_object_set_data (G_OBJECT(tny_account), "account_store",
 751                                                                            (gpointer)self);
 752                                                         if (list)
 753                                                                 tny_list_prepend (list, G_OBJECT(tny_account));
 754
 755                                                         accounts = g_slist_append (accounts, tny_account); /* cache it */
 756                                                 } else
 757                                                         g_printerr ("modest: failed to create smtp-specific account for %s\n",
 758                                                                     transport_account_name);
 759                                         }
 760                                 }
 761
 762                                 iter = g_slist_next (iter);
 763                         }
 764
 765                         iter_account_names = g_slist_next (iter_account_names);
 766                 }
 767         }
 768
 769         /* free the account_names */
 770         modest_account_mgr_free_account_names (account_names);
 771         account_names = NULL;
 772
 773         /* We also create a per-account local outbox folder (a _store_ account)
 774          * for each _transport_ account. */
 775         if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 776                 /* Now would be a good time to create the per-account local outbox folder
 777                  * _store_ accounts corresponding to each transport account: */
 778                 if (!priv->store_accounts_outboxes) {
 779                         create_per_account_local_outbox_folders (self);
 780                 }
 781         }
 782
 783         /* But we only return the per-account local outbox folder when
 784          * _store_ accounts are requested. */
 785         if (type == TNY_ACCOUNT_TYPE_STORE) {
 786                 /* Create them if necessary,
 787                  * (which also requires creating the transport accounts,
 788                  * if necessary.) */
 789                 if (!priv->store_accounts_outboxes) {
 790                         create_per_account_local_outbox_folders (self);
 791                 }
 792
 793                 /* Also add the local folder pseudo-account: */
 794                 TnyAccount *tny_account =
 795                         modest_tny_account_new_for_local_folders (priv->account_mgr,
 796                                 priv->session, NULL);
 797
 798                 /* Add them to the TnyList: */
 799                 if (priv->store_accounts_outboxes) {
 800                         GSList *iter = NULL;
 801                         for (iter = priv->store_accounts_outboxes; iter; iter = g_slist_next (iter)) {
 802                                 TnyAccount *outbox_account = (TnyAccount*)iter->data;
 803                                 if (list && outbox_account)
 804                                         tny_list_prepend (list,  G_OBJECT(outbox_account));
 805
 806                                 g_object_ref (outbox_account);
 807                                 accounts = g_slist_append (accounts, outbox_account);
 808                         }
 809                 }
 810
 811                 /* Add a merged folder, merging all the per-account outbox folders: */
 812                 modest_tny_local_folders_account_add_merged_outbox_folders (
 813                         MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (tny_account), priv->store_accounts_outboxes);
 814
 815                 if (priv->store_accounts_outboxes) {
 816                         /* We have finished with this temporary list, so free it: */
 817                         account_list_free (priv->store_accounts_outboxes);
 818                         priv->store_accounts_outboxes = NULL;
 819                 }
 820
 821                 if (list)
 822                         tny_list_prepend (list, G_OBJECT(tny_account));
 823                 accounts = g_slist_append (accounts, tny_account); /* cache it */
 824         }
 825
 826         if (type == TNY_ACCOUNT_TYPE_STORE) {
 827                         /* Store the cache: */
 828                         priv->store_accounts = accounts;
 829         } else if (type == TNY_ACCOUNT_TYPE_TRANSPORT) {
 830                         /* Store the cache: */
 831                         priv->transport_accounts = accounts;
 832         }
 833 }
 834
 835
 836 static void
 837 modest_tny_account_store_get_accounts  (TnyAccountStore *self, TnyList *list,
 838                                         TnyGetAccountsRequestType request_type)
 839 {
 840         ModestTnyAccountStorePrivate *priv;
 841
 842         g_return_if_fail (self);
 843         g_return_if_fail (TNY_IS_LIST(list));
 844
 845         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 846
 847         if (request_type == TNY_ACCOUNT_STORE_BOTH) {
 848                 modest_tny_account_store_get_accounts (self, list,
 849                                                        TNY_ACCOUNT_STORE_STORE_ACCOUNTS);
 850                 modest_tny_account_store_get_accounts (self, list,
 851                                                        TNY_ACCOUNT_STORE_TRANSPORT_ACCOUNTS);
 852                 return;
 853         }
 854
 855         if (request_type == TNY_ACCOUNT_STORE_STORE_ACCOUNTS)  {
 856                 if (!priv->store_accounts)
 857                         get_server_accounts (self, list, TNY_ACCOUNT_TYPE_STORE);
 858                 else
 859                         get_cached_accounts (self, list, TNY_ACCOUNT_TYPE_STORE);
 860
 861         } else if (request_type == TNY_ACCOUNT_STORE_TRANSPORT_ACCOUNTS) {
 862                 if (!priv->transport_accounts)
 863                         get_server_accounts (self, list, TNY_ACCOUNT_TYPE_TRANSPORT);
 864                 else
 865                         get_cached_accounts (self, list, TNY_ACCOUNT_TYPE_TRANSPORT);
 866         } else
 867                 g_return_if_reached (); /* incorrect req type */
 868 }
 869
 870
 871 static const gchar*
 872 modest_tny_account_store_get_cache_dir (TnyAccountStore *self)
 873 {
 874         ModestTnyAccountStorePrivate *priv;
 875         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 876
 877         if (!priv->cache_dir)
 878                 priv->cache_dir = g_build_filename (g_get_home_dir(),
 879                                                     MODEST_DIR, MODEST_CACHE_DIR, NULL);
 880         return priv->cache_dir;
 881 }
 882
 883
 884 /*
 885  * callers need to unref
 886  */
 887 static TnyDevice*
 888 modest_tny_account_store_get_device (TnyAccountStore *self)
 889 {
 890         ModestTnyAccountStorePrivate *priv;
 891
 892         g_return_val_if_fail (self, NULL);
 893
 894         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 895
 896         if (priv->device)
 897                 return g_object_ref (G_OBJECT(priv->device));
 898         else
 899                 return NULL;
 900 }
 901
 902
 903 static TnyAccount*
 904 modest_tny_account_store_find_account_by_url (TnyAccountStore *self, const gchar* url_string)
 905 {
 906         return modest_tny_account_store_get_tny_account_by (MODEST_TNY_ACCOUNT_STORE (self),
 907                                                             MODEST_TNY_ACCOUNT_STORE_QUERY_URL,
 908                                                             url_string);
 909 }
 910
 911
 912
 913 static gboolean
 914 modest_tny_account_store_alert (TnyAccountStore *self, TnyAlertType type,
 915                                 gboolean question, const GError *error)
 916 {
 917         /* TODO: It would be nice to know what account caused this error. */
 918
 919         g_return_val_if_fail (error, FALSE);
 920
 921         if ((error->domain != TNY_ACCOUNT_ERROR)
 922                 && (error->domain != TNY_ACCOUNT_STORE_ERROR)) {
 923                 g_warning("%s: Unexpected error domain: != TNY_ACCOUNT_ERROR: %d, message=%s",
 924                         __FUNCTION__, error->domain, error->message);
 925                 return FALSE;
 926         }
 927
 928         /* printf("DEBUG: %s: error->message=%s\n", __FUNCTION__, error->message); */
 929
 930
 931         /* const gchar *prompt = NULL; */
 932         gchar *prompt = NULL;
 933         switch (error->code) {
 934                 case TNY_ACCOUNT_ERROR_TRY_CONNECT:
 935                 /* The tinymail camel implementation just sends us this for almost
 936                  * everything, so we have to guess at the cause.
 937                  * It could be a wrong password, or inability to resolve a hostname,
 938                  * or lack of network, or incorrect authentication method, or something entirely different: */
 939                 /* TODO: Fix camel to provide specific error codes, and then use the
 940                  * specific dialog messages from Chapter 12 of the UI spec.
 941                  */
 942                 case TNY_ACCOUNT_STORE_ERROR_UNKNOWN_ALERT:
 943 /*                  g_debug ("%s: Handling GError domain=%d, code=%d, message=%s",  */
 944 /*                              __FUNCTION__, error->domain, error->code, error->message); */
 945
 946                         /* TODO: Remove the internal error message for the real release.
 947                          * This is just so the testers can give us more information: */
 948                         /* prompt = _("Modest account not yet fully configured."); */
 949                         prompt = g_strdup_printf(
 950                                 "%s\n (Internal error message, often very misleading):\n%s",
 951                                 _("Incorrect Account Settings"),
 952                                 error->message);
 953
 954                         /* TODO: If we can ever determine that the problem is a wrong password:
 955                          * In this case, the UI spec wants us to show a banner, and then
 956                          * open the Account Settings dialog. */
 957                         /* Note: Sometimes, the get_password() function seems to be called again
 958                          * when a password is wrong, but sometimes this alert_func is called. */
 959                         #if 0
 960                         GtkWidget *parent_widget =
 961                                 GTK_WIDGET (
 962                                         modest_window_mgr_get_main_window (
 963                                                 modest_runtime_get_window_mgr ()));
 964
 965                         hildon_banner_show_information (
 966                                 parent_widget,
 967                                 NULL /* icon name */,
 968                                 _("mcen_ib_username_pw_incorrect") );
 969
 970                         /* Show the Account Settings window: */
 971                         ModestAccountSettingsDialog *dialog = modest_account_settings_dialog_new ();
 972                         /* TODO: Get the account somehow. Maybe tinymail should send it with the signal. */
 973                         const gchar* modest_account_name =
 974                                 modest_tny_account_get_parent_modest_account_name_for_server_account (account);
 975                         g_assert (modest_account_name);
 976                         modest_account_settings_dialog_set_account_name (dialog,
 977                                 modest_account_name);
 978
 979                         gtk_window_set_transient_for (GTK_WINDOW (dialog), GTK_WINDOW (self));
 980                         gtk_dialog_run (GTK_DIALOG (dialog));
 981                         gtk_widget_destroy (GTK_WIDGET (dialog));
 982                         #endif
 983
 984                         break;
 985
 986                 //TODO: We have started receiving errors of
 987                 //domain=TNY_ACCOUNT_ERROR, code=TNY_ACCOUNT_ERROR_TRY_CONNECT, message="Canceled".
 988                 //If this is really a result of us cancelling our own operation then
 989                 //a) this probably shouldn't be an error, and
 990                 //b) should have its own error code.
 991
 992                 default:
 993                         g_warning ("%s: Unhandled GError code: %d, message=%s",
 994                                 __FUNCTION__, error->code, error->message);
 995                         prompt = NULL;
 996                 break;
 997         }
 998
 999         if (!prompt)
1000                 return FALSE;
1001
1002 #ifdef MODEST_PLATFORM_MAEMO
1003         /* The Tinymail documentation says that we should show Yes and No buttons,
1004          * when it is a question.
1005          * Obviously, we need tinymail to use more specific error codes instead,
1006          * so we know what buttons to show. */
1007          GtkWidget *dialog = NULL;
1008          if (question) {
1009                 dialog = GTK_WIDGET (hildon_note_new_confirmation (NULL,
1010                         prompt));
1011          } else {
1012                 dialog = GTK_WIDGET (hildon_note_new_information (NULL,
1013                         prompt));
1014          }
1015 #else
1016
1017         GtkMessageType gtktype = GTK_MESSAGE_ERROR;
1018         switch (type)
1019         {
1020                 case TNY_ALERT_TYPE_INFO:
1021                 gtktype = GTK_MESSAGE_INFO;
1022                 break;
1023                 case TNY_ALERT_TYPE_WARNING:
1024                 gtktype = GTK_MESSAGE_WARNING;
1025                 break;
1026                 case TNY_ALERT_TYPE_ERROR:
1027                 default:
1028                 gtktype = GTK_MESSAGE_ERROR;
1029                 break;
1030         }
1031
1032         GtkWidget *dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL,
1033                 gtktype, GTK_BUTTONS_YES_NO, prompt);
1034 #endif /* #ifdef MODEST_PLATFORM_MAEMO */
1035
1036         gboolean retval = TRUE;
1037         const int response = gtk_dialog_run (GTK_DIALOG (dialog));
1038         if (question) {
1039                 retval = (response == GTK_RESPONSE_YES) ||
1040                                  (response == GTK_RESPONSE_OK);
1041         }
1042
1043         gtk_widget_destroy (dialog);
1044
1045         /* TODO: Don't free this when we no longer strdup the message for testers. */
1046         g_free (prompt);
1047
1048
1049         /* printf("DEBUG: %s: returning %d\n", __FUNCTION__, retval); */
1050         return retval;
1051 }
1052
1053
1054 static void
1055 modest_tny_account_store_init (gpointer g, gpointer iface_data)
1056 {
1057         TnyAccountStoreIface *klass;
1058
1059         g_return_if_fail (g);
1060
1061         klass = (TnyAccountStoreIface *)g;
1062
1063         klass->get_accounts_func =
1064                 modest_tny_account_store_get_accounts;
1065         klass->get_cache_dir_func =
1066                 modest_tny_account_store_get_cache_dir;
1067         klass->get_device_func =
1068                 modest_tny_account_store_get_device;
1069         klass->alert_func =
1070                 modest_tny_account_store_alert;
1071         klass->find_account_func =
1072                 modest_tny_account_store_find_account_by_url;
1073 }
1074
1075 void
1076 modest_tny_account_store_set_get_pass_func (ModestTnyAccountStore *self,
1077                                             ModestTnyGetPassFunc func)
1078 {
1079         /* not implemented, we use signals */
1080         g_printerr ("modest: set_get_pass_func not implemented\n");
1081 }
1082
1083 TnySessionCamel*
1084 modest_tny_account_store_get_session  (TnyAccountStore *self)
1085 {
1086         g_return_val_if_fail (self, NULL);
1087         return MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE (self)->session;
1088 }
1089
1090
1091 TnyAccount*
1092 modest_tny_account_store_get_tny_account_by (ModestTnyAccountStore *self,
1093                                              ModestTnyAccountStoreQueryType type,
1094                                              const gchar *str)
1095 {
1096         TnyAccount *account = NULL;
1097         ModestTnyAccountStorePrivate *priv;
1098         GSList *cursor;
1099         const gchar *val = NULL;
1100
1101         g_return_val_if_fail (self, NULL);
1102         g_return_val_if_fail (str, NULL);
1103
1104         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1105
1106         /* Search in store accounts */
1107         for (cursor = priv->store_accounts; cursor ; cursor = cursor->next) {
1108                 switch (type) {
1109                 case MODEST_TNY_ACCOUNT_STORE_QUERY_ID:
1110                         val = tny_account_get_id (TNY_ACCOUNT(cursor->data));
1111                         break;
1112                 case MODEST_TNY_ACCOUNT_STORE_QUERY_NAME:
1113                         val = modest_tny_account_get_parent_modest_account_name_for_server_account (TNY_ACCOUNT(cursor->data));
1114                         break;
1115                 case MODEST_TNY_ACCOUNT_STORE_QUERY_URL:
1116                         val = tny_account_get_url_string (TNY_ACCOUNT(cursor->data));
1117                         break;
1118                 }
1119
1120                 if (type == MODEST_TNY_ACCOUNT_STORE_QUERY_URL &&
1121                     tny_account_matches_url_string (TNY_ACCOUNT(cursor->data), val)) {
1122                         account = TNY_ACCOUNT (cursor->data);
1123                         goto end;
1124                 } else {
1125                         if (strcmp (val, str) == 0) {
1126                                 account = TNY_ACCOUNT(cursor->data);
1127                                 goto end;
1128                         }
1129                 }
1130         }
1131
1132         /* if we already found something, no need to search the transport accounts */
1133         for (cursor = priv->transport_accounts; !account && cursor ; cursor = cursor->next) {
1134                 switch (type) {
1135                 case MODEST_TNY_ACCOUNT_STORE_QUERY_ID:
1136                         val = tny_account_get_id (TNY_ACCOUNT(cursor->data));
1137                         break;
1138                 case MODEST_TNY_ACCOUNT_STORE_QUERY_NAME:
1139                         val = tny_account_get_name (TNY_ACCOUNT(cursor->data));
1140                         break;
1141                 case MODEST_TNY_ACCOUNT_STORE_QUERY_URL:
1142                         val = tny_account_get_url_string (TNY_ACCOUNT(cursor->data));
1143                         break;
1144                 }
1145
1146                 if (type == MODEST_TNY_ACCOUNT_STORE_QUERY_URL &&
1147                     tny_account_matches_url_string (TNY_ACCOUNT(cursor->data), val)) {
1148                         account = TNY_ACCOUNT (cursor->data);
1149                         goto end;
1150                 } else {
1151                         if (strcmp (val, str) == 0) {
1152                                 account = TNY_ACCOUNT(cursor->data);
1153                                 goto end;
1154                         }
1155                 }
1156         }
1157  end:
1158         if (account)
1159                 g_object_ref (G_OBJECT(account));
1160
1161         return account;
1162 }
1163
1164 TnyAccount*
1165 modest_tny_account_store_get_server_account (ModestTnyAccountStore *self,
1166                                                      const gchar *account_name,
1167                                                      TnyAccountType type)
1168 {
1169         TnyAccount *account = NULL;
1170         gchar *id = NULL;
1171         ModestTnyAccountStorePrivate *priv;
1172
1173         g_return_val_if_fail (self, NULL);
1174         g_return_val_if_fail (account_name, NULL);
1175         g_return_val_if_fail (type == TNY_ACCOUNT_TYPE_STORE || type == TNY_ACCOUNT_TYPE_TRANSPORT,
1176                               NULL);
1177
1178         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1179
1180         /* Special case for the local account */
1181         if (!strcmp (account_name, MODEST_LOCAL_FOLDERS_ACCOUNT_ID)) {
1182                 if(type == TNY_ACCOUNT_TYPE_STORE)
1183                         id = g_strdup (MODEST_LOCAL_FOLDERS_ACCOUNT_ID);
1184                 else {
1185                         /* The local folders modest account has no transport server account. */
1186                         return NULL;
1187                 }
1188         } else {
1189                 ModestAccountData *account_data;
1190                 account_data = modest_account_mgr_get_account_data (priv->account_mgr, account_name);
1191                 if (!account_data) {
1192                         g_printerr ("modest: %s: cannot get account data for account '%s'\n", __FUNCTION__,
1193                                     account_name);
1194                         return NULL;
1195                 }
1196
1197                 if (type == TNY_ACCOUNT_TYPE_STORE && account_data->store_account)
1198                         id = g_strdup (account_data->store_account->account_name);
1199                 else if (account_data->transport_account)
1200                         id = g_strdup (account_data->transport_account->account_name);
1201
1202                 modest_account_mgr_free_account_data (priv->account_mgr, account_data);
1203         }
1204
1205         if (!id)
1206                 g_printerr ("modest: could not get an id for account %s\n",
1207                             account_name);
1208         else
1209                 account = modest_tny_account_store_get_tny_account_by (self, MODEST_TNY_ACCOUNT_STORE_QUERY_ID, id);
1210
1211         if (!account)
1212                 g_printerr ("modest: could not get tny %s account for %s (id=%s)\n",
1213                             type == TNY_ACCOUNT_TYPE_STORE ? "store" : "transport",
1214                             account_name, id ? id : "<none>");
1215
1216         return account;
1217 }
1218
1219 static TnyAccount*
1220 get_smtp_specific_transport_account_for_open_connection (ModestTnyAccountStore *self,
1221                                                          const gchar *account_name)
1222 {
1223         /* Get the current connection: */
1224         TnyDevice *device = modest_runtime_get_device ();
1225
1226         if (!tny_device_is_online (device))
1227                 return NULL;
1228
1229 #ifdef MODEST_PLATFORM_MAEMO
1230         g_assert (TNY_IS_MAEMO_CONIC_DEVICE (device));
1231         TnyMaemoConicDevice *maemo_device = TNY_MAEMO_CONIC_DEVICE (device);
1232         const gchar* iap_id = tny_maemo_conic_device_get_current_iap_id (maemo_device);
1233         /* printf ("DEBUG: %s: iap_id=%s\n", __FUNCTION__, iap_id); */
1234         if (!iap_id)
1235                 return NULL;
1236
1237         ConIcIap* connection = tny_maemo_conic_device_get_iap (maemo_device, iap_id);
1238         if (!connection)
1239                 return NULL;
1240
1241         const gchar *connection_name = con_ic_iap_get_name (connection);
1242         /* printf ("DEBUG: %s: connection_name=%s\n", __FUNCTION__, connection_name); */
1243         if (!connection_name)
1244                 return NULL;
1245
1246         /*  Get the connection-specific transport acccount, if any: */
1247         ModestAccountMgr *account_manager = modest_runtime_get_account_mgr ();
1248         gchar* server_account_name = modest_account_mgr_get_connection_specific_smtp (account_manager,
1249                 account_name, connection_name);
1250
1251         /* printf ("DEBUG: %s: server_account_name=%s\n", __FUNCTION__, server_account_name); */
1252         if (!server_account_name) {
1253                 return NULL; /* No connection-specific SMTP server was specified for this connection. */
1254         }
1255
1256         TnyAccount* account = modest_tny_account_store_get_tny_account_by (self,
1257                                                                            MODEST_TNY_ACCOUNT_STORE_QUERY_ID,
1258                                                                            server_account_name);
1259
1260         /* printf ("DEBUG: %s: account=%p\n", __FUNCTION__, account); */
1261         g_free (server_account_name);
1262
1263         /* Unref the get()ed object, as required by the tny_maemo_conic_device_get_iap() documentation. */
1264         g_object_unref (connection);
1265
1266         return account;
1267 #else
1268         return NULL; /* TODO: Implement this for GNOME, instead of just Maemo? */
1269 #endif /* MODEST_PLATFORM_MAEMO */
1270 }
1271
1272
1273 TnyAccount*
1274 modest_tny_account_store_get_transport_account_for_open_connection (ModestTnyAccountStore *self,
1275                                                                     const gchar *account_name)
1276 {
1277         /*  Get the connection-specific transport acccount, if any: */
1278         TnyAccount *account = get_smtp_specific_transport_account_for_open_connection (self, account_name);
1279
1280         /* If there is no connection-specific transport account (the common case),
1281          * just get the regular transport account: */
1282         if (!account) {
1283                 /* printf("DEBUG: %s: using regular transport account for account %s.\n", __FUNCTION__, account_name); */
1284
1285                 /* The special local folders don't have transport accounts. */
1286                 if (strcmp (account_name, MODEST_LOCAL_FOLDERS_ACCOUNT_ID) == 0)
1287                         account = NULL;
1288                 else
1289                         account = modest_tny_account_store_get_server_account (self, account_name,
1290                                                      TNY_ACCOUNT_TYPE_TRANSPORT);
1291         }
1292
1293         return account;
1294 }
1295
1296 gboolean
1297 modest_tny_account_is_virtual_local_folders (TnyAccount *self)
1298 {
1299         /* We should make this more sophisticated if we ever use ModestTnyLocalFoldersAccount
1300          * for anything else. */
1301         return MODEST_IS_TNY_LOCAL_FOLDERS_ACCOUNT (self);
1302 }
1303
1304 TnyAccount*
1305 modest_tny_account_store_get_local_folders_account (TnyAccountStore *self)
1306 {
1307         TnyAccount *account = NULL;
1308         ModestTnyAccountStorePrivate *priv;
1309         GSList *cursor;
1310
1311         g_return_val_if_fail (self, NULL);
1312
1313         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1314
1315         for (cursor = priv->store_accounts; cursor ; cursor = cursor->next) {
1316                 TnyAccount *this_account = TNY_ACCOUNT(cursor->data);
1317                 if (modest_tny_account_is_virtual_local_folders (this_account)) {
1318                                  account = this_account;
1319                                  break;
1320                 }
1321         }
1322
1323         if (account)
1324                 g_object_ref (G_OBJECT(account));
1325
1326         return account;
1327 }