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