vcs.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 #include <maemo/modest-maemo-utils.h>
  55
  56
  57 #include "modest-tny-account-store.h"
  58 #include "modest-tny-platform-factory.h"
  59 #include <tny-gtk-lockable.h>
  60 #include <camel/camel.h>
  61
  62 #ifdef MODEST_PLATFORM_MAEMO
  63 #include <tny-maemo-conic-device.h>
  64 #ifdef MODEST_HAVE_HILDON0_WIDGETS
  65 #include <hildon-widgets/hildon-note.h>
  66 #include <hildon-widgets/hildon-banner.h>
  67 #else
  68 #include <hildon/hildon-note.h>
  69 #include <hildon/hildon-banner.h>
  70 #endif
  71 #endif
  72
  73 #include <libgnomevfs/gnome-vfs-volume-monitor.h>
  74
  75 /* 'private'/'protected' functions */
  76 static void    modest_tny_account_store_class_init   (ModestTnyAccountStoreClass *klass);
  77
  78 static void    modest_tny_account_store_finalize     (GObject *obj);
  79
  80 static void    modest_tny_account_store_instance_init (ModestTnyAccountStore *obj);
  81
  82 static void    modest_tny_account_store_init          (gpointer g, gpointer iface_data);
  83
  84 static void    modest_tny_account_store_base_init     (gpointer g_class);
  85
  86 static void    on_account_inserted         (ModestAccountMgr *acc_mgr,
  87                                             const gchar *account,
  88                                             gpointer user_data);
  89
  90 static void    add_existing_accounts       (ModestTnyAccountStore *self);
  91
  92 static void    insert_account              (ModestTnyAccountStore *self,
  93                                             const gchar *account,
  94                                             gboolean notify);
  95
  96 static void    on_account_removed          (ModestAccountMgr *acc_mgr,
  97                                             const gchar *account,
  98                                             gpointer user_data);
  99
 100 static gchar*  get_password                (TnyAccount *account,
 101                                             const gchar * prompt_not_used,
 102                                             gboolean *cancel);
 103
 104 static void    forget_password             (TnyAccount *account);
 105
 106 static void    on_vfs_volume_mounted       (GnomeVFSVolumeMonitor *volume_monitor,
 107                                             GnomeVFSVolume *volume,
 108                                             gpointer user_data);
 109
 110 static void    on_vfs_volume_unmounted     (GnomeVFSVolumeMonitor *volume_monitor,
 111                                             GnomeVFSVolume *volume,
 112                                             gpointer user_data);
 113
 114 static void    modest_tny_account_store_forget_password_in_memory (ModestTnyAccountStore *self,
 115                                                                    const gchar *server_account_name);
 116
 117 static void    add_connection_specific_transport_accounts         (ModestTnyAccountStore *self,
 118                                                                    const gchar *account_name);
 119
 120 /* list my signals */
 121 enum {
 122         ACCOUNT_CHANGED_SIGNAL,
 123         ACCOUNT_INSERTED_SIGNAL,
 124         ACCOUNT_REMOVED_SIGNAL,
 125
 126         PASSWORD_REQUESTED_SIGNAL,
 127         LAST_SIGNAL
 128 };
 129
 130 typedef struct _ModestTnyAccountStorePrivate ModestTnyAccountStorePrivate;
 131 struct _ModestTnyAccountStorePrivate {
 132         gchar              *cache_dir;
 133         GHashTable         *password_hash;
 134         GHashTable         *account_settings_dialog_hash;
 135         ModestAccountMgr   *account_mgr;
 136         TnySessionCamel    *session;
 137         TnyDevice          *device;
 138
 139         gulong acc_inserted_handler;
 140         gulong acc_changed_handler;
 141         gulong acc_removed_handler;
 142         gulong volume_mounted_handler;
 143         gulong volume_unmounted_handler;
 144
 145         /* We cache the lists of accounts here */
 146         TnyList             *store_accounts;
 147         TnyList             *transport_accounts;
 148         TnyList             *store_accounts_outboxes;
 149 };
 150
 151 #define MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 152                                                       MODEST_TYPE_TNY_ACCOUNT_STORE, \
 153                                                       ModestTnyAccountStorePrivate))
 154
 155 /* globals */
 156 static GObjectClass *parent_class = NULL;
 157
 158 static guint signals[LAST_SIGNAL] = {0};
 159
 160 GType
 161 modest_tny_account_store_get_type (void)
 162 {
 163         static GType my_type = 0;
 164
 165         if (!my_type) {
 166                 static const GTypeInfo my_info = {
 167                         sizeof(ModestTnyAccountStoreClass),
 168                         modest_tny_account_store_base_init,     /* base init */
 169                         NULL,           /* base finalize */
 170                         (GClassInitFunc) modest_tny_account_store_class_init,
 171                         NULL,           /* class finalize */
 172                         NULL,           /* class data */
 173                         sizeof(ModestTnyAccountStore),
 174                         0,              /* n_preallocs */
 175                         (GInstanceInitFunc) modest_tny_account_store_instance_init,
 176                         NULL
 177                 };
 178
 179                 static const GInterfaceInfo iface_info = {
 180                         (GInterfaceInitFunc) modest_tny_account_store_init,
 181                         NULL,         /* interface_finalize */
 182                         NULL          /* interface_data */
 183                 };
 184                 /* hack hack */
 185                 my_type = g_type_register_static (G_TYPE_OBJECT,
 186                                                   "ModestTnyAccountStore",
 187                                                   &my_info, 0);
 188                 g_type_add_interface_static (my_type, TNY_TYPE_ACCOUNT_STORE,
 189                                              &iface_info);
 190         }
 191         return my_type;
 192 }
 193
 194
 195 static void
 196 modest_tny_account_store_base_init (gpointer g_class)
 197 {
 198         static gboolean tny_account_store_initialized = FALSE;
 199
 200         if (!tny_account_store_initialized) {
 201
 202                 signals[ACCOUNT_CHANGED_SIGNAL] =
 203                         g_signal_new ("account_changed",
 204                                       MODEST_TYPE_TNY_ACCOUNT_STORE,
 205                                       G_SIGNAL_RUN_FIRST,
 206                                       G_STRUCT_OFFSET (ModestTnyAccountStoreClass, account_changed),
 207                                       NULL, NULL,
 208                                       g_cclosure_marshal_VOID__OBJECT,
 209                                       G_TYPE_NONE, 1, TNY_TYPE_ACCOUNT);
 210
 211                 signals[ACCOUNT_INSERTED_SIGNAL] =
 212                         g_signal_new ("account_inserted",
 213                                       MODEST_TYPE_TNY_ACCOUNT_STORE,
 214                                       G_SIGNAL_RUN_FIRST,
 215                                       G_STRUCT_OFFSET (ModestTnyAccountStoreClass, account_inserted),
 216                                       NULL, NULL,
 217                                       g_cclosure_marshal_VOID__OBJECT,
 218                                       G_TYPE_NONE, 1, TNY_TYPE_ACCOUNT);
 219
 220                 signals[ACCOUNT_REMOVED_SIGNAL] =
 221                         g_signal_new ("account_removed",
 222                                       MODEST_TYPE_TNY_ACCOUNT_STORE,
 223                                       G_SIGNAL_RUN_FIRST,
 224                                       G_STRUCT_OFFSET (ModestTnyAccountStoreClass, account_removed),
 225                                       NULL, NULL,
 226                                       g_cclosure_marshal_VOID__OBJECT,
 227                                       G_TYPE_NONE, 1, TNY_TYPE_ACCOUNT);
 228
 229 /*              signals[TNY_ACCOUNT_STORE_CONNECTING_FINISHED] = */
 230 /*                      g_signal_new ("connecting_finished", */
 231 /*                                    TNY_TYPE_ACCOUNT_STORE, */
 232 /*                                    G_SIGNAL_RUN_FIRST, */
 233 /*                                    G_STRUCT_OFFSET (TnyAccountStoreIface, connecting_finished), */
 234 /*                                    NULL, NULL, */
 235 /*                                    g_cclosure_marshal_VOID__VOID,  */
 236 /*                                    G_TYPE_NONE, 0); */
 237
 238                 signals[PASSWORD_REQUESTED_SIGNAL] =
 239                         g_signal_new ("password_requested",
 240                                       MODEST_TYPE_TNY_ACCOUNT_STORE,
 241                                       G_SIGNAL_RUN_FIRST,
 242                                       G_STRUCT_OFFSET(ModestTnyAccountStoreClass, password_requested),
 243                                       NULL, NULL,
 244                                       modest_marshal_VOID__STRING_POINTER_POINTER_POINTER_POINTER,
 245                                       G_TYPE_NONE, 5, G_TYPE_STRING, G_TYPE_POINTER, G_TYPE_POINTER, G_TYPE_POINTER,
 246                                       G_TYPE_POINTER);
 247
 248                 tny_account_store_initialized = TRUE;
 249         }
 250 }
 251
 252
 253 static void
 254 modest_tny_account_store_class_init (ModestTnyAccountStoreClass *klass)
 255 {
 256         GObjectClass *gobject_class;
 257         gobject_class = (GObjectClass*) klass;
 258
 259         parent_class            = g_type_class_peek_parent (klass);
 260         gobject_class->finalize = modest_tny_account_store_finalize;
 261
 262         g_type_class_add_private (gobject_class,
 263                                   sizeof(ModestTnyAccountStorePrivate));
 264 }
 265
 266 static void
 267 modest_tny_account_store_instance_init (ModestTnyAccountStore *obj)
 268 {
 269         GnomeVFSVolumeMonitor* monitor = NULL;
 270         ModestTnyAccountStorePrivate *priv;
 271
 272         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(obj);
 273
 274         priv->cache_dir              = NULL;
 275         priv->account_mgr            = NULL;
 276         priv->session                = NULL;
 277         priv->device                 = NULL;
 278
 279         /* An in-memory store of passwords,
 280          * for passwords that are not remembered in the configuration,
 281          * so they need to be asked for from the user once in each session:
 282          */
 283         priv->password_hash = g_hash_table_new_full (g_str_hash, g_str_equal,
 284                                                      g_free, g_free);
 285
 286         /* A hash-map of modest account names to dialog pointers,
 287          * so we can avoid showing the account settings twice for the same modest account: */
 288         priv->account_settings_dialog_hash = g_hash_table_new_full (g_str_hash, g_str_equal,
 289                                                                     g_free, NULL);
 290
 291         /* Respond to volume mounts and unmounts, such
 292          * as the insertion/removal of the memory card: */
 293         monitor = gnome_vfs_get_volume_monitor();
 294
 295         priv->volume_mounted_handler = g_signal_connect (G_OBJECT(monitor),
 296                                                          "volume-mounted",
 297                                                          G_CALLBACK(on_vfs_volume_mounted),
 298                                                          obj);
 299
 300         priv->volume_unmounted_handler = g_signal_connect (G_OBJECT(monitor), "volume-unmounted",
 301                                                            G_CALLBACK(on_vfs_volume_unmounted),
 302                                                            obj);
 303 }
 304
 305 /* disconnect the list of TnyAccounts */
 306 static void
 307 foreach_account_disconnect (gpointer data,
 308                             gpointer user_data)
 309 {
 310         tny_camel_account_set_online (TNY_CAMEL_ACCOUNT(data), FALSE, NULL);
 311 }
 312
 313
 314 static void
 315 foreach_account_append_to_list (gpointer data,
 316                                 gpointer user_data)
 317 {
 318         TnyList *list;
 319
 320         list = TNY_LIST (user_data);
 321         tny_list_append (list, G_OBJECT (data));
 322 }
 323
 324 /********************************************************************/
 325 /*           Control the state of the MMC local account             */
 326 /********************************************************************/
 327 static void
 328 on_vfs_volume_mounted(GnomeVFSVolumeMonitor *volume_monitor,
 329                       GnomeVFSVolume *volume,
 330                       gpointer user_data)
 331 {
 332         ModestTnyAccountStore *self;
 333         ModestTnyAccountStorePrivate *priv;
 334
 335         gchar *uri = NULL;
 336
 337         self = MODEST_TNY_ACCOUNT_STORE(user_data);
 338         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 339
 340         /* Check whether this was the external MMC1 card: */
 341         uri = gnome_vfs_volume_get_activation_uri (volume);
 342
 343         if (uri && (!strcmp (uri, MODEST_MCC1_VOLUMEPATH_URI))) {
 344                 TnyAccount *mmc_account;
 345
 346                 mmc_account = modest_tny_account_new_for_local_folders (priv->account_mgr,
 347                                                                         priv->session,
 348                                                                         MODEST_MCC1_VOLUMEPATH);
 349
 350                 /* Add to the list of store accounts */
 351                 tny_list_append (priv->store_accounts, G_OBJECT (mmc_account));
 352
 353                 g_signal_emit (G_OBJECT (self),
 354                                signals [ACCOUNT_INSERTED_SIGNAL],
 355                                0, mmc_account);
 356                 /* Free */
 357                 g_object_unref (mmc_account);
 358         }
 359         g_free (uri);
 360 }
 361
 362 static void
 363 on_vfs_volume_unmounted(GnomeVFSVolumeMonitor *volume_monitor,
 364                         GnomeVFSVolume *volume,
 365                         gpointer user_data)
 366 {
 367         ModestTnyAccountStore *self;
 368         ModestTnyAccountStorePrivate *priv;
 369         gchar *uri = NULL;
 370
 371         self = MODEST_TNY_ACCOUNT_STORE(user_data);
 372         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 373
 374         /* Check whether this was the external MMC1 card: */
 375         uri = gnome_vfs_volume_get_activation_uri (volume);
 376         if (uri && (strcmp (uri, MODEST_MCC1_VOLUMEPATH_URI) == 0)) {
 377                 TnyAccount *mmc_account = NULL;
 378                 gboolean found = FALSE;
 379                 TnyIterator *iter = NULL;
 380
 381                 iter = tny_list_create_iterator (priv->store_accounts);
 382                 while (!tny_iterator_is_done (iter) && !found) {
 383                         TnyAccount *account;
 384
 385                         account = TNY_ACCOUNT (tny_iterator_get_current (iter));
 386                         if (modest_tny_account_is_memory_card_account (account)) {
 387                                 found = TRUE;
 388                                 mmc_account = g_object_ref (account);
 389                         }
 390                         g_object_unref (account);
 391                         tny_iterator_next (iter);
 392                 }
 393                 g_object_unref (iter);
 394
 395                 if (found) {
 396                         /* Remove from the list */
 397                         tny_list_remove (priv->store_accounts, G_OBJECT (mmc_account));
 398
 399                         /* Notify observers */
 400                         g_signal_emit (G_OBJECT (self),
 401                                        signals [ACCOUNT_REMOVED_SIGNAL],
 402                                        0, mmc_account);
 403
 404                         g_object_unref (mmc_account);
 405                 } else {
 406                         g_warning ("%s: there was no store account for the unmounted MMC",
 407                                    __FUNCTION__);
 408                 }
 409         }
 410         g_free (uri);
 411 }
 412
 413 /**
 414  * modest_tny_account_store_forget_password_in_memory
 415  * @self: a TnyAccountStore instance
 416  * @account: A server account.
 417  *
 418  * Forget any password stored in memory for this account.
 419  * For instance, this should be called when the user has changed the password in the account settings.
 420  */
 421 static void
 422 modest_tny_account_store_forget_password_in_memory (ModestTnyAccountStore *self, const gchar * server_account_name)
 423 {
 424         /* printf ("DEBUG: %s\n", __FUNCTION__); */
 425         ModestTnyAccountStorePrivate *priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 426
 427         if (server_account_name && priv->password_hash) {
 428                 g_hash_table_remove (priv->password_hash, server_account_name);
 429         }
 430 }
 431
 432 static void
 433 on_account_changed (ModestAccountMgr *acc_mgr,
 434                     const gchar *account,
 435                     const GSList *keys,
 436                     gboolean server_account,
 437                     gpointer user_data)
 438 {
 439         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
 440
 441         /*
 442         printf ("DEBUG: %s\n", __FUNCTION__);
 443         const GSList *iter = keys;
 444         for (iter = keys; iter; iter = g_slist_next (iter)) {
 445                 printf ("  DEBUG: %s: key=%s\n", __FUNCTION__, (const gchar*)iter->data);
 446         }
 447         */
 448
 449         /* Ignore the change if it's a change in the last_updated value */
 450         if (g_slist_length ((GSList *)keys) == 1 &&
 451                 g_str_has_suffix ((const gchar *) keys->data, MODEST_ACCOUNT_LAST_UPDATED)) {
 452                 return;
 453         }
 454
 455         /* FIXME: make this more finegrained; changes do not really affect _all_
 456          * accounts
 457          */
 458 /*      recreate_all_accounts (self); */
 459
 460         /* TODO: This doesn't actually work, because
 461          * a) The account name is not sent correctly per key:
 462          * b) We should test the end of the key, not the whole keym
 463          * c) We don't seem to be getting all keys here.
 464          * Instead, we just forget the password for all accounts when we create them, for now.
 465          */
 466         #if 0
 467         /* If a password has changed, then forget the previously cached password for this account: */
 468         if (server_account && keys && g_slist_find_custom ((GSList *)keys, MODEST_ACCOUNT_PASSWORD, (GCompareFunc)strcmp)) {
 469                 printf ("DEBUG: %s: Forgetting cached password for account ID=%s\n", __FUNCTION__, account);
 470                 modest_tny_account_store_forget_password_in_memory (self,  account);
 471         }
 472         #endif
 473
 474         g_signal_emit (G_OBJECT(self), signals[ACCOUNT_CHANGED_SIGNAL], 0, account);
 475 }
 476
 477 static void
 478 on_account_settings_hide (GtkWidget *widget, gpointer user_data)
 479 {
 480         TnyAccount *account = (TnyAccount*)user_data;
 481
 482         /* This is easier than using a struct for the user_data: */
 483         ModestTnyAccountStore *self = modest_runtime_get_account_store();
 484         ModestTnyAccountStorePrivate *priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 485
 486         const gchar *modest_account_name =
 487                         modest_tny_account_get_parent_modest_account_name_for_server_account (account);
 488         if (modest_account_name)
 489                 g_hash_table_remove (priv->account_settings_dialog_hash, modest_account_name);
 490 }
 491
 492 static gboolean
 493 on_idle_wrong_password_warning_only (gpointer user_data)
 494 {
 495         gdk_threads_enter();
 496
 497         ModestWindow *main_window =
 498                                 modest_window_mgr_get_main_window (modest_runtime_get_window_mgr ());
 499
 500         /* Show an explanatory temporary banner: */
 501         hildon_banner_show_information (
 502                 GTK_WIDGET(main_window), NULL, _("mcen_ib_username_pw_incorrect"));
 503
 504         gdk_threads_leave();
 505
 506         return FALSE; /* Don't show again. */
 507 }
 508
 509 static gboolean
 510 on_idle_wrong_password (gpointer user_data)
 511 {
 512         TnyAccount *account = (TnyAccount*)user_data;
 513         /* This is easier than using a struct for the user_data: */
 514         ModestTnyAccountStore *self = modest_runtime_get_account_store();
 515         ModestTnyAccountStorePrivate *priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 516
 517         const gchar *modest_account_name =
 518                         modest_tny_account_get_parent_modest_account_name_for_server_account (account);
 519         if (!modest_account_name) {
 520                 g_warning ("%s: modest_tny_account_get_parent_modest_account_name_for_server_account() failed.\n",
 521                         __FUNCTION__);
 522
 523                 g_object_unref (account);
 524                 return FALSE;
 525         }
 526
 527
 528         /* Check whether this window is already open,
 529          * for instance because of a previous get_password() call:
 530          */
 531         gpointer dialog_as_gpointer = NULL;
 532         gboolean found = FALSE;
 533         if (priv->account_settings_dialog_hash) {
 534                 found = g_hash_table_lookup_extended (priv->account_settings_dialog_hash,
 535                         modest_account_name, NULL, (gpointer*)&dialog_as_gpointer);
 536         }
 537         ModestAccountSettingsDialog *dialog = dialog_as_gpointer;
 538
 539         ModestWindow *main_window =
 540                                 modest_window_mgr_get_main_window (modest_runtime_get_window_mgr ());
 541
 542         gdk_threads_enter ();
 543         gboolean created_dialog = FALSE;
 544         if (!found || !dialog) {
 545                 dialog = modest_account_settings_dialog_new ();
 546                 modest_account_settings_dialog_set_account_name (dialog, modest_account_name);
 547                 modest_account_settings_dialog_switch_to_user_info (dialog);
 548
 549                 g_hash_table_insert (priv->account_settings_dialog_hash, g_strdup (modest_account_name), dialog);
 550
 551                 created_dialog = TRUE;
 552         }
 553
 554         /* Show an explanatory temporary banner: */
 555         hildon_banner_show_information (
 556                 GTK_WIDGET(dialog), NULL, _("mcen_ib_username_pw_incorrect"));
 557
 558         if (created_dialog) {
 559                 /* Forget it when it closes: */
 560                 g_signal_connect_object (G_OBJECT (dialog), "hide", G_CALLBACK (on_account_settings_hide),
 561                         account, 0);
 562
 563                 /* Show it and delete it when it closes: */
 564                 modest_maemo_show_dialog_and_forget (GTK_WINDOW (main_window), GTK_DIALOG (dialog));
 565         }
 566         else {
 567                 /* Just show it instead of showing it and deleting it when it closes,
 568                  * though it is probably open already: */
 569                 gtk_window_present (GTK_WINDOW (dialog));
 570         }
 571
 572         g_object_unref (account);
 573         gdk_threads_leave ();
 574
 575         return FALSE; /* Dont' call this again. */
 576 }
 577
 578 typedef struct
 579 {
 580         GMainLoop *loop;
 581         ModestTnyAccountStore* account_store;
 582         const gchar* server_account_id;
 583         gchar **username;
 584         gchar **password;
 585         gboolean *cancel;
 586         gboolean *remember;
 587 } IdlePasswordRequest;
 588
 589 static gboolean
 590 on_idle_request_password (gpointer user_data)
 591 {
 592         gdk_threads_enter();
 593
 594         IdlePasswordRequest* info = (IdlePasswordRequest*)user_data;
 595         g_signal_emit (G_OBJECT(info->account_store), signals[PASSWORD_REQUESTED_SIGNAL], 0,
 596                                info->server_account_id, /* server_account_name */
 597                                info->username, info->password, info->cancel, info->remember);
 598
 599         if (info->loop)
 600                 g_main_loop_quit (info->loop);
 601
 602         gdk_threads_leave();
 603
 604         return FALSE; /* Don't call again. */
 605 }
 606
 607 static void
 608 request_password_in_main_loop_and_wait (ModestTnyAccountStore *account_store,
 609                                          const gchar* server_account_id,
 610                                          gchar **username,
 611                                          gchar **password,
 612                                          gboolean *cancel,
 613                                          gboolean *remember)
 614 {
 615         IdlePasswordRequest *data = g_slice_new0 (IdlePasswordRequest);
 616         data->account_store = account_store;
 617         data->server_account_id = server_account_id;
 618         data->username = username;
 619         data->password = password;
 620         data->cancel = cancel;
 621         data->remember = remember;
 622
 623         data->loop = g_main_loop_new (NULL, FALSE /* not running */);
 624
 625         /* Cause the function to be run in an idle-handler, which is always
 626          * in the main thread:
 627          */
 628         g_idle_add (&on_idle_request_password, data);
 629
 630         /* This main loop will run until the idle handler has stopped it: */
 631         printf ("DEBUG: %s: before g_main_loop_run()\n", __FUNCTION__);
 632         GDK_THREADS_LEAVE();
 633         g_main_loop_run (data->loop);
 634         GDK_THREADS_ENTER();
 635         printf ("DEBUG: %s: after g_main_loop_run()\n", __FUNCTION__);
 636         printf ("DEBUG: %s: Finished\n", __FUNCTION__);
 637         g_main_loop_unref (data->loop);
 638
 639         g_slice_free (IdlePasswordRequest, data);
 640 }
 641
 642 /* This callback will be called by Tinymail when it needs the password
 643  * from the user or the account settings.
 644  * It can also call forget_password() before calling this,
 645  * so that we clear wrong passwords out of our account settings.
 646  * Note that TnyAccount here will be the server account. */
 647 static gchar*
 648 get_password (TnyAccount *account, const gchar * prompt_not_used, gboolean *cancel)
 649 {
 650         /* TODO: Settting cancel to FALSE does not actually cancel everything.
 651          * We still get multiple requests afterwards, so we end up showing the
 652          * same dialogs repeatedly.
 653          */
 654
 655         printf ("DEBUG: modest: %s: prompt (not shown) = %s\n", __FUNCTION__, prompt_not_used);
 656
 657         g_return_val_if_fail (account, NULL);
 658
 659         const TnyAccountStore *account_store = NULL;
 660         ModestTnyAccountStore *self = NULL;
 661         ModestTnyAccountStorePrivate *priv;
 662         gchar *username = NULL;
 663         gchar *pwd = NULL;
 664         gpointer pwd_ptr = NULL;
 665         gboolean already_asked = FALSE;
 666
 667         /* Initialize the output parameter: */
 668         if (cancel)
 669                 *cancel = FALSE;
 670
 671         const gchar *server_account_name = tny_account_get_id (account);
 672         account_store = TNY_ACCOUNT_STORE(g_object_get_data (G_OBJECT(account),
 673                                                              "account_store"));
 674
 675         if (!server_account_name || !account_store) {
 676                 g_warning ("modest: %s: could not retrieve account_store for account %s",
 677                            __FUNCTION__, server_account_name ? server_account_name : "<NULL>");
 678                 if (cancel)
 679                         *cancel = TRUE;
 680
 681                 return NULL;
 682         }
 683
 684         self = MODEST_TNY_ACCOUNT_STORE (account_store);
 685         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 686
 687         /* This hash map stores passwords, including passwords that are not stored in gconf. */
 688         /* Is it in the hash? if it's already there, it must be wrong... */
 689         pwd_ptr = (gpointer)&pwd; /* pwd_ptr so the compiler does not complained about
 690                                    * type-punned ptrs...*/
 691         already_asked = priv->password_hash &&
 692                                 g_hash_table_lookup_extended (priv->password_hash,
 693                                                       server_account_name,
 694                                                       NULL,
 695                                                       (gpointer*)&pwd_ptr);
 696
 697         printf ("DEBUG: modest: %s: Already asked = %d\n", __FUNCTION__, already_asked);
 698
 699         /* If the password is not already there, try ModestConf */
 700         if (!already_asked) {
 701                 pwd  = modest_server_account_get_password (priv->account_mgr,
 702                                                       server_account_name);
 703                 g_hash_table_insert (priv->password_hash, g_strdup (server_account_name), g_strdup (pwd));
 704         }
 705
 706         /* If it was already asked, it must have been wrong, so ask again */
 707         if (already_asked || !pwd || strlen(pwd) == 0) {
 708                 /* As per the UI spec, if no password was set in the account settings,
 709                  * ask for it now. But if the password is wrong in the account settings,
 710                  * then show a banner and the account settings dialog so it can be corrected:
 711                  */
 712                 const gboolean settings_have_password =
 713                         modest_server_account_get_has_password (priv->account_mgr, server_account_name);
 714                 printf ("DEBUG: modest: %s: settings_have_password=%d\n", __FUNCTION__, settings_have_password);
 715                 if (settings_have_password) {
 716
 717
 718                         /* The password must be wrong, so show the account settings dialog so it can be corrected: */
 719                         /* We show it in the main loop, because this function might not be in the main loop. */
 720                         g_object_ref (account); /* unrefed in the idle handler. */
 721                         g_idle_add (on_idle_wrong_password, account);
 722
 723                         if (cancel)
 724                                 *cancel = TRUE;
 725
 726                         return NULL;
 727                 }
 728
 729                 /* we don't have it yet. Get the password from the user */
 730                 const gchar* account_id = tny_account_get_id (account);
 731                 gboolean remember = FALSE;
 732                 pwd = NULL;
 733
 734                 if (already_asked) {
 735                         /* Show an info banner, before we show the protected password dialog: */
 736                         g_idle_add (on_idle_wrong_password_warning_only, NULL);
 737                 }
 738
 739                 request_password_in_main_loop_and_wait (self, account_id,
 740                                &username, &pwd, cancel, &remember);
 741
 742                 if (!*cancel) {
 743                         /* The password will be returned as the result,
 744                          * but we need to tell tinymail about the username too: */
 745                         tny_account_set_user (account, username);
 746
 747                         /* Do not save the password in gconf,
 748                          * because the UI spec says "The password will never be saved in the account": */
 749                         /*
 750                         if (remember) {
 751                                 printf ("%s: Storing username=%s, password=%s\n",
 752                                         __FUNCTION__, username, pwd);
 753                                 modest_server_account_set_username (priv->account_mgr, server_account_name,
 754                                                                username);
 755                                 modest_server_account_set_password (priv->account_mgr, server_account_name,
 756                                                                pwd);
 757                         }
 758                         */
 759
 760                         /* We need to dup the string even knowing that
 761                            it's already a dup of the contents of an
 762                            entry, because it if it's wrong, then camel
 763                            will free it */
 764                         g_hash_table_insert (priv->password_hash, g_strdup (server_account_name), g_strdup(pwd));
 765                 } else {
 766                         g_hash_table_remove (priv->password_hash, server_account_name);
 767
 768                         g_free (pwd);
 769                         pwd = NULL;
 770                 }
 771
 772                 g_free (username);
 773                 username = NULL;
 774         } else
 775                 *cancel = FALSE;
 776
 777     /* printf("  DEBUG: %s: returning %s\n", __FUNCTION__, pwd); */
 778
 779         return pwd;
 780 }
 781
 782 /* tinymail calls this if the connection failed due to an incorrect password.
 783  * And it seems to call this for any general connection failure. */
 784 static void
 785 forget_password (TnyAccount *account)
 786 {
 787         printf ("DEBUG: %s\n", __FUNCTION__);
 788         ModestTnyAccountStore *self;
 789         ModestTnyAccountStorePrivate *priv;
 790         const TnyAccountStore *account_store;
 791         gchar *pwd;
 792         const gchar *key;
 793
 794         account_store = TNY_ACCOUNT_STORE(g_object_get_data (G_OBJECT(account),
 795                                                              "account_store"));
 796         self = MODEST_TNY_ACCOUNT_STORE (account_store);
 797         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 798         key  = tny_account_get_id (account);
 799
 800         /* Do not remove the key, this will allow us to detect that we
 801            have already asked for it at least once */
 802         pwd = g_hash_table_lookup (priv->password_hash, key);
 803         if (pwd) {
 804                 memset (pwd, 0, strlen (pwd));
 805                 g_hash_table_insert (priv->password_hash, g_strdup (key), NULL);
 806         }
 807
 808         /* Remove from configuration system */
 809         /*
 810         modest_account_mgr_unset (priv->account_mgr,
 811                                   key, MODEST_ACCOUNT_PASSWORD, TRUE);
 812         */
 813 }
 814
 815 static void
 816 modest_tny_account_store_finalize (GObject *obj)
 817 {
 818         GnomeVFSVolumeMonitor *volume_monitor;
 819         ModestTnyAccountStore *self        = MODEST_TNY_ACCOUNT_STORE(obj);
 820         ModestTnyAccountStorePrivate *priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 821
 822         g_free (priv->cache_dir);
 823         priv->cache_dir = NULL;
 824
 825         if (priv->password_hash) {
 826                 g_hash_table_destroy (priv->password_hash);
 827                 priv->password_hash = NULL;
 828         }
 829
 830         /* Disconnect VFS signals */
 831         volume_monitor = gnome_vfs_get_volume_monitor ();
 832         if (g_signal_handler_is_connected (volume_monitor,
 833                                            priv->volume_mounted_handler))
 834                 g_signal_handler_disconnect (volume_monitor,
 835                                              priv->volume_mounted_handler);
 836         if (g_signal_handler_is_connected (volume_monitor,
 837                                            priv->volume_unmounted_handler))
 838                 g_signal_handler_disconnect (volume_monitor,
 839                                              priv->volume_unmounted_handler);
 840
 841         if (priv->account_mgr) {
 842                 /* Disconnect signals */
 843                 if (g_signal_handler_is_connected (priv->account_mgr,
 844                                                    priv->acc_inserted_handler))
 845                         g_signal_handler_disconnect (priv->account_mgr,
 846                                                      priv->acc_inserted_handler);
 847                 if (g_signal_handler_is_connected (priv->account_mgr,
 848                                                    priv->acc_changed_handler))
 849                         g_signal_handler_disconnect (priv->account_mgr,
 850                                                      priv->acc_changed_handler);
 851                 if (g_signal_handler_is_connected (priv->account_mgr,
 852                                                    priv->acc_removed_handler))
 853                         g_signal_handler_disconnect (priv->account_mgr,
 854                                                      priv->acc_removed_handler);
 855
 856                 g_object_unref (G_OBJECT(priv->account_mgr));
 857                 priv->account_mgr = NULL;
 858         }
 859
 860         if (priv->device) {
 861                 g_object_unref (G_OBJECT(priv->device));
 862                 priv->device = NULL;
 863         }
 864
 865         /* Destroy all accounts. Disconnect all accounts before they are destroyed */
 866         if (priv->store_accounts) {
 867                 tny_list_foreach (priv->store_accounts, foreach_account_disconnect, NULL);
 868                 g_object_unref (priv->store_accounts);
 869                 priv->store_accounts = NULL;
 870         }
 871
 872         if (priv->transport_accounts) {
 873                 tny_list_foreach (priv->transport_accounts, foreach_account_disconnect, NULL);
 874                 g_object_unref (priv->transport_accounts);
 875                 priv->transport_accounts = NULL;
 876         }
 877
 878         if (priv->store_accounts_outboxes) {
 879                 g_object_unref (priv->store_accounts_outboxes);
 880                 priv->store_accounts_outboxes = NULL;
 881         }
 882
 883         if (priv->session) {
 884                 camel_object_unref (CAMEL_OBJECT(priv->session));
 885                 priv->session = NULL;
 886         }
 887
 888         G_OBJECT_CLASS(parent_class)->finalize (obj);
 889 }
 890
 891
 892 ModestTnyAccountStore*
 893 modest_tny_account_store_new (ModestAccountMgr *account_mgr,
 894                               TnyDevice *device)
 895 {
 896         GObject *obj;
 897         ModestTnyAccountStorePrivate *priv;
 898         TnyAccount *local_account = NULL;
 899
 900         g_return_val_if_fail (account_mgr, NULL);
 901         g_return_val_if_fail (device, NULL);
 902
 903         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_ACCOUNT_STORE, NULL));
 904         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(obj);
 905
 906         priv->account_mgr = g_object_ref (G_OBJECT(account_mgr));
 907         priv->device = g_object_ref (device);
 908
 909         priv->session = tny_session_camel_new (TNY_ACCOUNT_STORE(obj));
 910         if (!priv->session) {
 911                 g_warning ("failed to get TnySessionCamel");
 912                 return NULL;
 913         }
 914
 915         /* Set the ui locker */
 916         tny_session_camel_set_ui_locker (priv->session,  tny_gtk_lockable_new ());
 917
 918         /* Connect signals */
 919         priv->acc_inserted_handler = g_signal_connect (G_OBJECT(account_mgr), "account_inserted",
 920                                                       G_CALLBACK (on_account_inserted), obj);
 921         priv->acc_changed_handler = g_signal_connect (G_OBJECT(account_mgr), "account_changed",
 922                                                       G_CALLBACK (on_account_changed), obj);
 923         priv->acc_removed_handler = g_signal_connect (G_OBJECT(account_mgr), "account_removed",
 924                                                       G_CALLBACK (on_account_removed), obj);
 925
 926         /* Create the lists of accounts */
 927         priv->store_accounts = tny_simple_list_new ();
 928         priv->transport_accounts = tny_simple_list_new ();
 929         priv->store_accounts_outboxes = tny_simple_list_new ();
 930
 931         /* Create the local folders account */
 932         local_account =
 933                 modest_tny_account_new_for_local_folders (priv->account_mgr, priv->session, NULL);
 934         tny_list_append (priv->store_accounts, G_OBJECT(local_account));
 935         g_object_unref (local_account);
 936
 937         /* Add the other remote accounts. Do this before adding the
 938            local account, because we need to add our outboxes to the
 939            global OUTBOX hosted in the local account */
 940         add_existing_accounts (MODEST_TNY_ACCOUNT_STORE (obj));
 941
 942         return MODEST_TNY_ACCOUNT_STORE(obj);
 943 }
 944
 945 static void
 946 modest_tny_account_store_get_accounts  (TnyAccountStore *self,
 947                                         TnyList *list,
 948                                         TnyGetAccountsRequestType request_type)
 949 {
 950         ModestTnyAccountStorePrivate *priv;
 951
 952         g_return_if_fail (self);
 953         g_return_if_fail (TNY_IS_LIST(list));
 954
 955         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 956
 957         switch (request_type) {
 958         case TNY_ACCOUNT_STORE_BOTH:
 959                 tny_list_foreach (priv->store_accounts, foreach_account_append_to_list, list);
 960                 tny_list_foreach (priv->transport_accounts, foreach_account_append_to_list, list);
 961                 break;
 962         case TNY_ACCOUNT_STORE_STORE_ACCOUNTS:
 963                 tny_list_foreach (priv->store_accounts, foreach_account_append_to_list, list);
 964                 break;
 965         case TNY_ACCOUNT_STORE_TRANSPORT_ACCOUNTS:
 966                 tny_list_foreach (priv->transport_accounts, foreach_account_append_to_list, list);
 967                 break;
 968         default:
 969                 g_return_if_reached ();
 970         }
 971
 972         /* Initialize session. Why do we need this ??? */
 973         tny_session_camel_set_initialized (priv->session);
 974 }
 975
 976
 977 static const gchar*
 978 modest_tny_account_store_get_cache_dir (TnyAccountStore *self)
 979 {
 980         ModestTnyAccountStorePrivate *priv;
 981         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
 982
 983         if (!priv->cache_dir)
 984                 priv->cache_dir = g_build_filename (g_get_home_dir(),
 985                                                     MODEST_DIR, MODEST_CACHE_DIR, NULL);
 986         return priv->cache_dir;
 987 }
 988
 989
 990 /*
 991  * callers need to unref
 992  */
 993 static TnyDevice*
 994 modest_tny_account_store_get_device (TnyAccountStore *self)
 995 {
 996         ModestTnyAccountStorePrivate *priv;
 997
 998         g_return_val_if_fail (self, NULL);
 999
1000         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1001
1002         if (priv->device)
1003                 return g_object_ref (G_OBJECT(priv->device));
1004         else
1005                 return NULL;
1006 }
1007
1008
1009 static TnyAccount*
1010 modest_tny_account_store_find_account_by_url (TnyAccountStore *self, const gchar* url_string)
1011 {
1012         return modest_tny_account_store_get_tny_account_by (MODEST_TNY_ACCOUNT_STORE (self),
1013                                                             MODEST_TNY_ACCOUNT_STORE_QUERY_URL,
1014                                                             url_string);
1015 }
1016
1017
1018
1019 static gboolean
1020 modest_tny_account_store_alert (TnyAccountStore *self, TnyAccount *account, TnyAlertType type,
1021                                 gboolean question, const GError *error)
1022 {
1023         g_return_val_if_fail (error, FALSE);
1024
1025         if ((error->domain != TNY_ACCOUNT_ERROR)
1026                 && (error->domain != TNY_ACCOUNT_STORE_ERROR)) {
1027                 g_warning("modest: %s: Unexpected error domain: != TNY_ACCOUNT_ERROR: %d, message=%s",
1028                         __FUNCTION__, error->domain, error->message);
1029
1030                 return FALSE;
1031         }
1032
1033         printf("DEBUG: %s: GError code: %d, message=%s\n",
1034                                 __FUNCTION__, error->code, error->message);
1035
1036         /* Get the server name: */
1037         const gchar* server_name = NULL;
1038         if (account && TNY_IS_ACCOUNT (account)) {
1039                 server_name = tny_account_get_hostname (account);
1040                 printf ("modest: %s: account name = %s, server_name=%s\n", __FUNCTION__,
1041                         tny_account_get_id (account), server_name);
1042         }
1043
1044         if (!server_name)
1045                 server_name = _("Unknown Server");
1046
1047         ModestTransportStoreProtocol proto = MODEST_PROTOCOL_STORE_POP; /* Arbitrary default. */
1048         if (account) {
1049                 const gchar *proto_name = tny_account_get_proto (account);
1050                 if (proto_name)
1051                         proto = modest_protocol_info_get_transport_store_protocol (proto_name);
1052                 else {
1053                         g_warning("modest: %s: account with id=%s has no proto.\n", __FUNCTION__,
1054                                 tny_account_get_id (account));
1055                 }
1056         }
1057
1058         /* const gchar *prompt = NULL; */
1059         gchar *prompt = NULL;
1060         switch (error->code) {
1061                 case TNY_ACCOUNT_STORE_ERROR_CANCEL_ALERT:
1062                 case TNY_ACCOUNT_ERROR_TRY_CONNECT_USER_CANCEL:
1063                         /* Don't show waste the user's time by showing him a dialog telling
1064                          * him that he has just cancelled something: */
1065                         g_debug ("%s: Handling GError domain=%d, code=%d (cancelled) without showing a dialog, message=%s",
1066                                 __FUNCTION__, error->domain, error->code, error->message);
1067                         prompt = NULL;
1068                         break;
1069
1070                 case TNY_ACCOUNT_ERROR_TRY_CONNECT_HOST_LOOKUP_FAILED:
1071                         /* TODO: Show the appropriate message, depending on whether it's POP or IMAP: */
1072                         g_debug ("%s: Handling GError domain=%d, code=%d (lookup failed), message=%s",
1073                                 __FUNCTION__, error->domain, error->code, error->message);
1074
1075                         switch (proto) {
1076                                 case MODEST_PROTOCOL_STORE_POP:
1077                                         prompt = g_strdup_printf (_("emev_ni_ui_pop3_msg_connect_error"), server_name);
1078                                         break;
1079                                 case MODEST_PROTOCOL_STORE_IMAP:
1080                                         prompt = g_strdup_printf (_("emev_ni_ui_imap_connect_server_error"), server_name);
1081                                         break;
1082                                 case MODEST_PROTOCOL_TRANSPORT_SMTP:
1083                                 default: /* Arbitrary default. */
1084                                         prompt = g_strdup_printf (_("emev_ib_ui_smtp_server_invalid"), server_name);
1085                                         break;
1086                         }
1087
1088                         /*
1089                         prompt = g_strdup_printf(
1090                                 _("Incorrect Account Settings:\n Host lookup failed.%s"),
1091                                 error->message);
1092                         */
1093                         break;
1094
1095                 case TNY_ACCOUNT_ERROR_TRY_CONNECT_AUTHENTICATION_NOT_SUPPORTED:
1096                         g_debug ("%s: Handling GError domain=%d, code=%d (authentication not supported), message=%s",
1097                                 __FUNCTION__, error->domain, error->code, error->message);
1098                         /* TODO: This needs a logical ID for the string: */
1099                         prompt = g_strdup_printf(
1100                                 _("Incorrect Account Settings:\nThe secure authentication method is not supported.\n%s"),
1101                                 error->message);
1102                         break;
1103
1104                 case TNY_ACCOUNT_ERROR_TRY_CONNECT_CERTIFICATE:
1105                         g_debug ("%s: Handling GError domain=%d, code=%d (certificatae), message=%s",
1106                                 __FUNCTION__, error->domain, error->code, error->message);
1107                         prompt = g_strdup_printf(
1108                                 _("Certificate Problem:\n%s"),
1109                                 error->message);
1110                         break;
1111
1112                 case TNY_ACCOUNT_ERROR_TRY_CONNECT:
1113                 /* The tinymail camel implementation just sends us this for almost
1114                  * everything, so we have to guess at the cause.
1115                  * It could be a wrong password, or inability to resolve a hostname,
1116                  * or lack of network, or incorrect authentication method, or something entirely different: */
1117                 /* TODO: Fix camel to provide specific error codes, and then use the
1118                  * specific dialog messages from Chapter 12 of the UI spec.
1119                  */
1120                 case TNY_ACCOUNT_STORE_ERROR_UNKNOWN_ALERT:
1121                         /* This debug output is useful. Please keep it uncommented until
1122                          * we have fixed the problems in this function: */
1123                         g_debug ("%s: Handling GError domain=%d, code=%d, message=%s",
1124                                 __FUNCTION__, error->domain, error->code, error->message);
1125
1126                         /* TODO: Remove the internal error message for the real release.
1127                          * This is just so the testers can give us more information: */
1128                         /* prompt = _("Modest account not yet fully configured."); */
1129                         prompt = g_strdup_printf(
1130                                 "%s\n (Internal error message, often very misleading):\n%s",
1131                                 _("Incorrect Account Settings"),
1132                                 error->message);
1133
1134                         /* Note: If the password was wrong then get_password() would be called again,
1135                          * instead of this vfunc being called. */
1136
1137                         break;
1138
1139                 default:
1140                         g_warning ("%s: Unhandled GError code: %d, message=%s",
1141                                 __FUNCTION__, error->code, error->message);
1142                         prompt = NULL;
1143                 break;
1144         }
1145
1146         if (!prompt)
1147                 return FALSE;
1148
1149         ModestWindow *main_window =
1150                 modest_window_mgr_get_main_window (modest_runtime_get_window_mgr ());
1151         gboolean retval = TRUE;
1152         if (question) {
1153                 /* The Tinymail documentation says that we should show Yes and No buttons,
1154                  * when it is a question.
1155                  * Obviously, we need tinymail to use more specific error codes instead,
1156                  * so we know what buttons to show. */
1157
1158                 /* TODO: Do this in the main context: */
1159                 GtkWidget *dialog = GTK_WIDGET (hildon_note_new_confirmation (GTK_WINDOW (main_window),
1160                         prompt));
1161                 const int response = gtk_dialog_run (GTK_DIALOG (dialog));
1162                 if (question) {
1163                         retval = (response == GTK_RESPONSE_YES) ||
1164                                          (response == GTK_RESPONSE_OK);
1165                 }
1166
1167                 gtk_widget_destroy (dialog);
1168
1169          } else {
1170                 /* Just show the error text and use the default response: */
1171                 modest_maemo_show_information_note_in_main_context_and_forget (GTK_WINDOW (main_window),
1172                         prompt);
1173          }
1174
1175         /* TODO: Don't free this when we no longer strdup the message for testers. */
1176         g_free (prompt);
1177
1178
1179         /* printf("DEBUG: %s: returning %d\n", __FUNCTION__, retval); */
1180         return retval;
1181 }
1182
1183
1184 static void
1185 modest_tny_account_store_init (gpointer g, gpointer iface_data)
1186 {
1187         TnyAccountStoreIface *klass;
1188
1189         g_return_if_fail (g);
1190
1191         klass = (TnyAccountStoreIface *)g;
1192
1193         klass->get_accounts_func =
1194                 modest_tny_account_store_get_accounts;
1195         klass->get_cache_dir_func =
1196                 modest_tny_account_store_get_cache_dir;
1197         klass->get_device_func =
1198                 modest_tny_account_store_get_device;
1199         klass->alert_func =
1200                 modest_tny_account_store_alert;
1201         klass->find_account_func =
1202                 modest_tny_account_store_find_account_by_url;
1203 }
1204
1205 void
1206 modest_tny_account_store_set_get_pass_func (ModestTnyAccountStore *self,
1207                                             ModestTnyGetPassFunc func)
1208 {
1209         /* not implemented, we use signals */
1210         g_printerr ("modest: set_get_pass_func not implemented\n");
1211 }
1212
1213 TnySessionCamel*
1214 modest_tny_account_store_get_session  (TnyAccountStore *self)
1215 {
1216         g_return_val_if_fail (self, NULL);
1217         return MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE (self)->session;
1218 }
1219
1220 static TnyAccount*
1221 get_tny_account_by (TnyList *accounts,
1222                     ModestTnyAccountStoreQueryType type,
1223                     const gchar *str)
1224 {
1225         TnyIterator *iter = NULL;
1226         gboolean found = FALSE;
1227         TnyAccount *retval = NULL;
1228
1229         iter = tny_list_create_iterator (accounts);
1230         while (!tny_iterator_is_done (iter) && !found) {
1231                 TnyAccount *tmp_account = NULL;
1232                 const gchar *val = NULL;
1233
1234                 tmp_account = TNY_ACCOUNT (tny_iterator_get_current (iter));
1235                 switch (type) {
1236                 case MODEST_TNY_ACCOUNT_STORE_QUERY_ID:
1237                         val = tny_account_get_id (tmp_account);
1238                         break;
1239                 case MODEST_TNY_ACCOUNT_STORE_QUERY_URL:
1240                         val = tny_account_get_url_string (tmp_account);
1241                         break;
1242                 }
1243
1244                 if (type == MODEST_TNY_ACCOUNT_STORE_QUERY_URL &&
1245                     tny_account_matches_url_string (tmp_account, str)) {
1246                         retval = g_object_ref (tmp_account);
1247                         found = TRUE;
1248                 } else {
1249                         if (strcmp (val, str) == 0) {
1250                                 retval = g_object_ref (tmp_account);
1251                                 found = TRUE;
1252                         }
1253                 }
1254                 g_object_unref (tmp_account);
1255                 tny_iterator_next (iter);
1256         }
1257         g_object_unref (iter);
1258
1259         return retval;
1260 }
1261
1262 TnyAccount*
1263 modest_tny_account_store_get_tny_account_by (ModestTnyAccountStore *self,
1264                                              ModestTnyAccountStoreQueryType type,
1265                                              const gchar *str)
1266 {
1267         TnyAccount *account = NULL;
1268         ModestTnyAccountStorePrivate *priv;
1269
1270         g_return_val_if_fail (self, NULL);
1271         g_return_val_if_fail (str, NULL);
1272
1273         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1274
1275         /* Search in store accounts */
1276         account = get_tny_account_by (priv->store_accounts, type, str);
1277
1278         /* If we already found something, no need to search the transport accounts */
1279         if (!account) {
1280                 account = get_tny_account_by (priv->transport_accounts, type, str);
1281
1282                 /* If we already found something, no need to search the
1283                    per-account outbox accounts */
1284                 if (!account)
1285                         account = get_tny_account_by (priv->store_accounts_outboxes, type, str);
1286         }
1287
1288         /* Warn if nothing was found. This is generally unusual. */
1289         if (!account) {
1290                 g_warning("%s: Failed to find account with %s=%s\n",
1291                           __FUNCTION__,
1292                           (type == MODEST_TNY_ACCOUNT_STORE_QUERY_ID) ? "ID" : "URL",
1293                           str);
1294         }
1295
1296         /* Returns a new reference to the account if found */
1297         return account;
1298 }
1299
1300 TnyAccount*
1301 modest_tny_account_store_get_server_account (ModestTnyAccountStore *self,
1302                                              const gchar *account_name,
1303                                              TnyAccountType type)
1304 {
1305         ModestTnyAccountStorePrivate *priv = NULL;
1306         TnyAccount *retval = NULL;
1307         TnyList *account_list = NULL;
1308         TnyIterator *iter = NULL;
1309         gboolean found;
1310
1311         g_return_val_if_fail (self, NULL);
1312         g_return_val_if_fail (account_name, NULL);
1313         g_return_val_if_fail (type == TNY_ACCOUNT_TYPE_STORE ||
1314                               type == TNY_ACCOUNT_TYPE_TRANSPORT,
1315                               NULL);
1316
1317         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1318
1319         account_list = (type == TNY_ACCOUNT_TYPE_STORE) ?
1320                 priv->store_accounts :
1321                 priv->transport_accounts;
1322
1323         if (!account_list) {
1324                 g_printerr ("%s: No server accounts of type %s\n", __FUNCTION__,
1325                         (type == TNY_ACCOUNT_TYPE_STORE) ? "store" : "transport");
1326                 return NULL;
1327         }
1328
1329         /* Look for the server account */
1330         found = FALSE;
1331         iter = tny_list_create_iterator (account_list);
1332         while (!tny_iterator_is_done (iter) && !found) {
1333                 const gchar *modest_acc_name;
1334                 TnyAccount *tmp_account;
1335
1336                 tmp_account = TNY_ACCOUNT (tny_iterator_get_current (iter));
1337                 modest_acc_name =
1338                         modest_tny_account_get_parent_modest_account_name_for_server_account (tmp_account);
1339
1340                 if (!strcmp (account_name, modest_acc_name)) {
1341                         found = TRUE;
1342                         retval = g_object_ref (tmp_account);
1343                 }
1344                 /* Free and continue */
1345                 g_object_unref (tmp_account);
1346                 tny_iterator_next (iter);
1347         }
1348
1349         if (!found) {
1350                 g_printerr ("modest: %s: could not get tny %s account for %s\n." \
1351                             "Number of server accounts of this type=%d\n", __FUNCTION__,
1352                             (type == TNY_ACCOUNT_TYPE_STORE) ? "store" : "transport",
1353                             account_name, tny_list_get_length (account_list));
1354         }
1355
1356         /* Returns a new reference */
1357         return retval;
1358 }
1359
1360 static TnyAccount*
1361 get_smtp_specific_transport_account_for_open_connection (ModestTnyAccountStore *self,
1362                                                          const gchar *account_name)
1363 {
1364         /* Get the current connection: */
1365         TnyDevice *device = modest_runtime_get_device ();
1366
1367         if (!tny_device_is_online (device))
1368                 return NULL;
1369
1370         g_return_val_if_fail (self, NULL);
1371         g_return_val_if_fail (account_name, NULL);
1372
1373
1374 #ifdef MODEST_PLATFORM_MAEMO
1375         g_assert (TNY_IS_MAEMO_CONIC_DEVICE (device));
1376         TnyMaemoConicDevice *maemo_device = TNY_MAEMO_CONIC_DEVICE (device);
1377         const gchar* iap_id = tny_maemo_conic_device_get_current_iap_id (maemo_device);
1378         /* printf ("DEBUG: %s: iap_id=%s\n", __FUNCTION__, iap_id); */
1379         if (!iap_id)
1380                 return NULL;
1381
1382         ConIcIap* connection = tny_maemo_conic_device_get_iap (maemo_device, iap_id);
1383         if (!connection)
1384                 return NULL;
1385
1386         const gchar *connection_name = con_ic_iap_get_name (connection);
1387         /* printf ("DEBUG: %s: connection_name=%s\n", __FUNCTION__, connection_name); */
1388         if (!connection_name)
1389                 return NULL;
1390
1391         /*  Get the connection-specific transport acccount, if any: */
1392         ModestAccountMgr *account_manager = modest_runtime_get_account_mgr ();
1393         gchar* server_account_name = modest_account_mgr_get_connection_specific_smtp (account_manager,
1394                 account_name, connection_name);
1395
1396         /* printf ("DEBUG: %s: server_account_name=%s\n", __FUNCTION__, server_account_name); */
1397         if (!server_account_name) {
1398                 return NULL; /* No connection-specific SMTP server was specified for this connection. */
1399         }
1400
1401         TnyAccount* account = modest_tny_account_store_get_tny_account_by (self,
1402                                                                            MODEST_TNY_ACCOUNT_STORE_QUERY_ID,
1403                                                                            server_account_name);
1404
1405         /* printf ("DEBUG: %s: account=%p\n", __FUNCTION__, account); */
1406         g_free (server_account_name);
1407
1408         /* Unref the get()ed object, as required by the tny_maemo_conic_device_get_iap() documentation. */
1409         g_object_unref (connection);
1410
1411         return account;
1412 #else
1413         return NULL; /* TODO: Implement this for GNOME, instead of just Maemo? */
1414 #endif /* MODEST_PLATFORM_MAEMO */
1415 }
1416
1417
1418 TnyAccount*
1419 modest_tny_account_store_get_transport_account_for_open_connection (ModestTnyAccountStore *self,
1420                                                                     const gchar *account_name)
1421 {
1422         g_return_val_if_fail (self, NULL);
1423         g_return_val_if_fail (account_name, NULL);
1424
1425         if (!account_name || !self)
1426                 return NULL;
1427
1428         /*  Get the connection-specific transport acccount, if any: */
1429         TnyAccount *account =
1430                 get_smtp_specific_transport_account_for_open_connection (self, account_name);
1431
1432         /* If there is no connection-specific transport account (the common case),
1433          * just get the regular transport account: */
1434         if (!account) {
1435                 /* The special local folders don't have transport accounts. */
1436                 if (strcmp (account_name, MODEST_LOCAL_FOLDERS_ACCOUNT_ID) == 0)
1437                         account = NULL;
1438                 else
1439                         account = modest_tny_account_store_get_server_account (self, account_name,
1440                                                      TNY_ACCOUNT_TYPE_TRANSPORT);
1441         }
1442
1443         return account;
1444 }
1445
1446 TnyAccount*
1447 modest_tny_account_store_get_local_folders_account (ModestTnyAccountStore *self)
1448 {
1449         TnyAccount *account = NULL;
1450         ModestTnyAccountStorePrivate *priv;
1451         TnyIterator *iter;
1452         gboolean found;
1453
1454         g_return_val_if_fail (MODEST_IS_TNY_ACCOUNT_STORE (self), NULL);
1455
1456         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1457
1458         found = FALSE;
1459         iter = tny_list_create_iterator (priv->store_accounts);
1460         while (!tny_iterator_is_done (iter) && !found) {
1461                 TnyAccount *tmp_account;
1462
1463                 tmp_account = TNY_ACCOUNT (tny_iterator_get_current (iter));
1464                 if (modest_tny_account_is_virtual_local_folders (tmp_account)) {
1465                         account = g_object_ref (tmp_account);
1466                         found = TRUE;
1467                 }
1468                 g_object_unref (tmp_account);
1469                 tny_iterator_next (iter);
1470         }
1471         g_object_unref (iter);
1472
1473         /* Returns a new reference to the account */
1474         return account;
1475 }
1476
1477 /*********************************************************************************/
1478 static void
1479 add_existing_accounts (ModestTnyAccountStore *self)
1480 {
1481         GSList *account_names = NULL, *iter = NULL;
1482         ModestTnyAccountStorePrivate *priv = NULL;
1483
1484         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1485
1486         /* These are account names, not server_account names */
1487         account_names = modest_account_mgr_account_names (priv->account_mgr, FALSE);
1488
1489         for (iter = account_names; iter != NULL; iter = g_slist_next (iter)) {
1490                 const gchar *account_name = (const gchar*) iter->data;
1491
1492                 /* Insert all enabled accounts without notifying */
1493                 if (modest_account_mgr_get_enabled (priv->account_mgr, account_name))
1494                         insert_account (self, account_name, FALSE);
1495         }
1496         modest_account_mgr_free_account_names (account_names);
1497 }
1498
1499 static TnyAccount*
1500 create_tny_account (ModestTnyAccountStore *self,
1501                     const gchar *name,
1502                     TnyAccountType type)
1503 {
1504         TnyAccount *account = NULL;
1505         ModestTnyAccountStorePrivate *priv = NULL;
1506
1507         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1508
1509         account = modest_tny_account_new_from_account (priv->account_mgr,
1510                                                        name, type,
1511                                                        priv->session,
1512                                                        get_password,
1513                                                        forget_password);
1514
1515         if (account) {
1516                 /* Forget any cached password for the account, so that
1517                    we use a new account if any */
1518                 modest_tny_account_store_forget_password_in_memory (self,
1519                                                                     tny_account_get_id (account));
1520                 /* Set the account store */
1521                 g_object_set_data (G_OBJECT(account), "account_store", self);
1522         } else {
1523                 g_printerr ("modest: failed to create account for %s\n", name);
1524         }
1525
1526         return account;
1527 }
1528
1529 /*
1530  * This function will be used for both adding new accounts and for the
1531  * initialization. In the initialization we do not want to emit
1532  * signals so notify will be FALSE, in the case of account additions
1533  * we do want to notify the observers
1534  */
1535 static void
1536 insert_account (ModestTnyAccountStore *self,
1537                 const gchar *account,
1538                 gboolean notify)
1539 {
1540         ModestTnyAccountStorePrivate *priv = NULL;
1541         TnyAccount *store_account = NULL, *transport_account = NULL;
1542
1543         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1544
1545         /* Get the server and the transport account */
1546         store_account = create_tny_account (self, account, TNY_ACCOUNT_TYPE_STORE);
1547         transport_account = create_tny_account (self, account, TNY_ACCOUNT_TYPE_TRANSPORT);
1548
1549         /* Add to the list, and notify the observers */
1550         if (store_account) {
1551                 tny_list_append (priv->store_accounts, G_OBJECT (store_account));
1552                 if (notify)
1553                         g_signal_emit (G_OBJECT (self), signals [ACCOUNT_INSERTED_SIGNAL], 0, store_account);
1554                 g_object_unref (store_account);
1555         }
1556
1557         /* Add to the list, and notify the observers */
1558         if (transport_account) {
1559                 TnyAccount *account_outbox = NULL, *local_account = NULL;
1560                 TnyFolder *per_account_outbox = NULL;
1561                 TnyList *folders;
1562                 TnyIterator *iter_folders;
1563
1564                 /* Add account to the list */
1565                 tny_list_append (priv->transport_accounts, G_OBJECT (transport_account));
1566
1567                 /* Add connection-specific transport accounts */
1568                 add_connection_specific_transport_accounts (self, account);
1569
1570                 /* Create per account local outbox */
1571                 account_outbox =
1572                         modest_tny_account_new_for_per_account_local_outbox_folder (priv->account_mgr,
1573                                                                                     account,
1574                                                                                     priv->session);
1575                 tny_list_append (priv->store_accounts_outboxes, G_OBJECT (account_outbox));
1576
1577                 /* Get the outbox folder */
1578                 folders = tny_simple_list_new ();
1579                 tny_folder_store_get_folders (TNY_FOLDER_STORE (account_outbox),
1580                                               folders, NULL, NULL);
1581                 g_assert (tny_list_get_length (folders) == 1);
1582                 iter_folders = tny_list_create_iterator (folders);
1583                 per_account_outbox = TNY_FOLDER (tny_iterator_get_current (iter_folders));
1584                 g_object_unref (iter_folders);
1585                 g_object_unref (account_outbox);
1586
1587                 /* Add the outbox of the new per-account-local-outbox
1588                    account to the global local merged OUTBOX of the
1589                    local folders account */
1590                 local_account = modest_tny_account_store_get_local_folders_account (MODEST_TNY_ACCOUNT_STORE (self));
1591                 modest_tny_local_folders_account_add_folder_to_outbox (MODEST_TNY_LOCAL_FOLDERS_ACCOUNT (local_account),
1592                                                                        per_account_outbox);
1593                 g_object_unref (local_account);
1594                 g_object_unref (per_account_outbox);
1595
1596                 /* Notify the observers */
1597                 if (notify)
1598                         g_signal_emit (G_OBJECT (self), signals [ACCOUNT_INSERTED_SIGNAL], 0, transport_account);
1599                 g_object_unref (transport_account);
1600         }
1601 }
1602
1603 static void
1604 on_account_inserted (ModestAccountMgr *acc_mgr,
1605                      const gchar *account,
1606                      gpointer user_data)
1607 {
1608         /* Insert the account and notify the observers */
1609         insert_account (MODEST_TNY_ACCOUNT_STORE (user_data), account, TRUE);
1610 }
1611
1612 static void
1613 on_account_removed (ModestAccountMgr *acc_mgr,
1614                     const gchar *account,
1615                     gpointer user_data)
1616 {
1617         TnyAccount *store_account = NULL, *transport_account = NULL;
1618         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
1619
1620         /* Get the server and the transport account */
1621         store_account =
1622                 modest_tny_account_store_get_server_account (self, account, TNY_ACCOUNT_TYPE_STORE);
1623         transport_account =
1624                 modest_tny_account_store_get_server_account (self, account, TNY_ACCOUNT_TYPE_TRANSPORT);
1625
1626         /* If there was any problem creating the account, for example,
1627            with the configuration system this could not exist */
1628         if (store_account) {
1629                 /* Clear the cache */
1630                 tny_store_account_delete_cache (TNY_STORE_ACCOUNT (store_account));
1631
1632                 /* Notify the observers */
1633                 g_signal_emit (G_OBJECT (self), signals [ACCOUNT_REMOVED_SIGNAL], 0, store_account);
1634                 g_object_unref (store_account);
1635         } else {
1636                 g_warning ("There is no store account for account %s\n", account);
1637         }
1638
1639         /* If there was any problem creating the account, for example,
1640            with the configuration system this could not exist */
1641         if (transport_account) {
1642                 /* Notify the observers */
1643                 g_signal_emit (G_OBJECT (self), signals [ACCOUNT_REMOVED_SIGNAL], 0, transport_account);
1644                 g_object_unref (transport_account);
1645         } else {
1646                 g_warning ("There is no transport account for account %s\n", account);
1647         }
1648 }
1649
1650 static void
1651 add_connection_specific_transport_accounts (ModestTnyAccountStore *self,
1652                                             const gchar *account_name)
1653 {
1654         ModestTnyAccountStorePrivate *priv = NULL;
1655         GSList *list_specifics = NULL, *iter = NULL;
1656
1657         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
1658
1659         list_specifics = modest_account_mgr_get_list (priv->account_mgr,
1660                                                       account_name,
1661                                                       MODEST_ACCOUNT_CONNECTION_SPECIFIC_SMTP_LIST,
1662                                                       MODEST_CONF_VALUE_STRING, FALSE);
1663
1664         /* Look at each connection-specific transport account for the
1665          * modest account: */
1666         iter = list_specifics;
1667         while (iter) {
1668                 /* The list alternates between the connection name and the transport name: */
1669                 iter = g_slist_next (iter);
1670                 if (iter) {
1671                         const gchar* transport_account_name = (const gchar*) (iter->data);
1672                         if (transport_account_name) {
1673                                 TnyAccount * tny_account = NULL;
1674                                 /* Add the account: */
1675                                 tny_account =
1676                                         modest_tny_account_new_from_server_account_name (priv->account_mgr,
1677                                                                                          priv->session,
1678                                                                                          transport_account_name);
1679                                 if (tny_account) {
1680                                         modest_tny_account_set_parent_modest_account_name_for_server_account (tny_account,
1681                                                                                                               account_name);
1682                                         g_object_set_data (G_OBJECT(tny_account),
1683                                                            "account_store",
1684                                                            (gpointer)self);
1685
1686                                         tny_list_append (priv->transport_accounts, G_OBJECT (tny_account));
1687                                 } else
1688                                         g_printerr ("modest: failed to create smtp-specific account for %s\n",
1689                                                     transport_account_name);
1690                         }
1691                 }
1692                 iter = g_slist_next (iter);
1693         }
1694 }