f488124fa614a3363889e2c0a9a44f82a7ea33b1
[modest] / 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
32 #include <tny-account.h>
33 #include <tny-account-store.h>
34 #include <tny-store-account.h>
35 #include <tny-transport-account.h>
36 #include <tny-device.h>
37 #include <tny-account-store.h>
38 #include <tny-camel-transport-account.h>
39 #include <tny-camel-store-account.h>
40 #include <modest-marshal.h>
41 #include <glib/gi18n.h>
42 #include "modest-account-mgr.h"
43 #include "modest-tny-account-store.h"
44 #include "modest-tny-platform-factory.h"
45
46 /* 'private'/'protected' functions */
47 static void modest_tny_account_store_class_init   (ModestTnyAccountStoreClass *klass);
48 //static void modest_tny_account_store_init         (ModestTnyAccountStore *obj);
49 static void modest_tny_account_store_finalize     (GObject *obj);
50
51 /* implementations for tny-account-store-iface */
52 static void    modest_tny_account_store_instance_init (ModestTnyAccountStore *obj);
53
54 static void    modest_tny_account_store_init              (gpointer g, gpointer iface_data);
55 static void    modest_tny_account_store_add_store_account       (TnyAccountStore *self,
56                                                                  TnyStoreAccount *account);
57 static void    modest_tny_account_store_add_transport_account   (TnyAccountStore *self,
58                                                                  TnyTransportAccount *account);
59 static void    modest_tny_account_store_get_accounts            (TnyAccountStore *iface, TnyList *list,
60                                                                  TnyGetAccountsRequestType type);
61 /* list my signals */
62 enum {
63         PASSWORD_REQUESTED_SIGNAL,
64         ACCOUNT_UPDATE_SIGNAL,
65         LAST_SIGNAL
66 };
67
68 typedef struct _ModestTnyAccountStorePrivate ModestTnyAccountStorePrivate;
69 struct _ModestTnyAccountStorePrivate {
70
71         GMutex *store_lock;     
72         gchar *cache_dir;
73         gulong sig1, sig2;
74
75         GHashTable *password_hash;
76         
77         TnySessionCamel *tny_session_camel;
78         TnyDevice  *device;
79         
80         ModestAccountMgr *account_mgr;
81 };
82
83 #define MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
84                                                       MODEST_TYPE_TNY_ACCOUNT_STORE, \
85                                                       ModestTnyAccountStorePrivate))
86 /* globals */
87 static GObjectClass *parent_class = NULL;
88
89 static guint signals[LAST_SIGNAL] = {0};
90
91 GType
92 modest_tny_account_store_get_type (void)
93 {
94         static GType my_type = 0;
95
96         if (!my_type) {
97                 static const GTypeInfo my_info = {
98                         sizeof(ModestTnyAccountStoreClass),
99                         NULL,           /* base init */
100                         NULL,           /* base finalize */
101                         (GClassInitFunc) modest_tny_account_store_class_init,
102                         NULL,           /* class finalize */
103                         NULL,           /* class data */
104                         sizeof(ModestTnyAccountStore),
105                         0,              /* n_preallocs */
106                         (GInstanceInitFunc) modest_tny_account_store_instance_init,
107                         NULL
108                 };
109
110                 static const GInterfaceInfo iface_info = {
111                         (GInterfaceInitFunc) modest_tny_account_store_init,
112                         NULL,         /* interface_finalize */
113                         NULL          /* interface_data */
114                 };
115                 /* hack hack */
116                 my_type = g_type_register_static (G_TYPE_OBJECT,
117                                                   "ModestTnyAccountStore",
118                                                   &my_info, 0);
119                 g_type_add_interface_static (my_type, TNY_TYPE_ACCOUNT_STORE,
120                                              &iface_info);
121         }
122         return my_type;
123 }
124
125 static void
126 modest_tny_account_store_class_init (ModestTnyAccountStoreClass *klass)
127 {
128         GObjectClass *gobject_class;
129         gobject_class = (GObjectClass*) klass;
130
131         parent_class            = g_type_class_peek_parent (klass);
132         gobject_class->finalize = modest_tny_account_store_finalize;
133
134         g_type_class_add_private (gobject_class,
135                                   sizeof(ModestTnyAccountStorePrivate));
136
137         signals[PASSWORD_REQUESTED_SIGNAL] =
138                 g_signal_new ("password_requested",
139                               G_TYPE_FROM_CLASS (gobject_class),
140                               G_SIGNAL_RUN_FIRST,
141                               G_STRUCT_OFFSET(ModestTnyAccountStoreClass, password_requested),
142                               NULL, NULL,
143                               modest_marshal_VOID__STRING_POINTER_POINTER,
144                               G_TYPE_NONE, 3, G_TYPE_STRING, G_TYPE_POINTER, G_TYPE_POINTER);
145         
146         signals[ACCOUNT_UPDATE_SIGNAL] =
147                 g_signal_new ("account_update",
148                               G_TYPE_FROM_CLASS (gobject_class),
149                               G_SIGNAL_RUN_FIRST,
150                               G_STRUCT_OFFSET(ModestTnyAccountStoreClass, account_update),
151                               NULL, NULL,
152                               g_cclosure_marshal_VOID__STRING,
153                               G_TYPE_NONE, 1, G_TYPE_STRING);
154         
155 }
156
157 static void
158 modest_tny_account_store_instance_init (ModestTnyAccountStore *obj)
159 {
160         ModestTnyAccountStorePrivate *priv =
161                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(obj);
162
163         priv->account_mgr            = NULL;
164         priv->device                 = NULL;
165         priv->cache_dir              = NULL;
166         priv->tny_session_camel      = NULL;
167
168         priv->password_hash          = g_hash_table_new_full (g_str_hash, g_str_equal,
169                                                               g_free, g_free);
170 }
171
172
173 static void
174 on_account_removed (ModestAccountMgr *acc_mgr, const gchar *account, gboolean server_account,
175                     gpointer user_data)
176 {
177         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
178
179         g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
180                        account);
181         
182 }
183
184
185 static void
186 on_account_changed (ModestAccountMgr *acc_mgr, const gchar *account, gboolean server_account,
187                     const gchar *key, gpointer user_data)
188 {
189         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(user_data);
190         
191         g_signal_emit (G_OBJECT(self), signals[ACCOUNT_UPDATE_SIGNAL], 0,
192                        account);
193 }
194
195
196 static ModestTnyAccountStore*
197 get_account_store_for_account (TnyAccount *account)
198 {
199         return MODEST_TNY_ACCOUNT_STORE(g_object_get_data (G_OBJECT(account), "account_store"));
200 }
201
202
203
204 static void
205 set_account_store_for_account (TnyAccount *account, ModestTnyAccountStore *store)
206 {
207         g_object_set_data (G_OBJECT(account), "account_store", (gpointer)store);
208 }
209
210
211 static gchar*
212 get_password (TnyAccount *account, const gchar *prompt, gboolean *cancel)
213 {
214         const gchar *key;
215         const TnyAccountStore *account_store;
216         ModestTnyAccountStore *self;
217         ModestTnyAccountStorePrivate *priv;
218         gchar *pwd = NULL;
219         gboolean already_asked;
220         
221         g_return_val_if_fail (account, NULL);
222         
223         key           = tny_account_get_id (account);
224         account_store = TNY_ACCOUNT_STORE(get_account_store_for_account (account));
225
226         self = MODEST_TNY_ACCOUNT_STORE (account_store);
227         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
228
229         /* is it in the hash? if it's already there, it must be wrong... */
230         already_asked = g_hash_table_lookup (priv->password_hash, key) != NULL;
231
232         /* if the password is not already there, try ModestConf */
233 /*      if (!already_asked)  */
234                 pwd  = modest_account_mgr_get_string (priv->account_mgr,
235                                                       key, MODEST_ACCOUNT_PASSWORD,
236                                                       TRUE, NULL);
237
238 /*      /\* if it was already asked, it must have been wrong, so ask again *\/ */
239 /*      if (!already_asked || !pwd || strlen(pwd) == 0) { */
240
241 /*              /\* we don't have it yet. we emit a signal to get the password somewhere *\/ */
242 /*              const gchar* name = tny_account_get_name (account); */
243 /*              *cancel = TRUE; */
244 /*              pwd     = NULL; */
245 /*              g_signal_emit (G_OBJECT(self), signals[PASSWORD_REQUESTED_SIGNAL], 0, */
246 /*                             name, &pwd, cancel); */
247 /*              if (!*cancel) /\* remember the password *\/ */
248 /*                      modest_account_mgr_set_string (priv->account_mgr, */
249 /*                                                     key, MODEST_ACCOUNT_PASSWORD, */
250 /*                                                     pwd, TRUE, NULL); */
251 /*      } else */
252 /*              *cancel = FALSE; */
253
254 /*      g_hash_table_insert (priv->password_hash, key, pwd); */
255         
256         return pwd; 
257 }
258
259
260 static void
261 forget_password (TnyAccount *account) {
262
263         ModestTnyAccountStore *self;
264         ModestTnyAccountStorePrivate *priv;
265         const TnyAccountStore *account_store;
266
267         account_store = TNY_ACCOUNT_STORE(get_account_store_for_account (account));
268         self = MODEST_TNY_ACCOUNT_STORE (account_store);
269         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
270 }
271
272
273
274 /* create a tnyaccount for the server account connected to the account with name 'key'
275  */
276 static TnyAccount*
277 tny_account_from_name (ModestTnyAccountStore *self, const gchar *account, 
278                        const gchar *server_account, ModestProtocolType modest_type)
279 {
280         TnyAccount *tny_account;
281         ModestTnyAccountStorePrivate *priv;
282         gchar *val;
283
284         g_return_val_if_fail (self, NULL);
285         g_return_val_if_fail (account, NULL);
286         g_return_val_if_fail (server_account, NULL);
287
288         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
289
290         /* is it a store or a transport? */
291         if  (modest_type == MODEST_PROTOCOL_TYPE_STORE) 
292                 tny_account = TNY_ACCOUNT(tny_camel_store_account_new ());
293         else if (modest_type == MODEST_PROTOCOL_TYPE_TRANSPORT)
294                 tny_account = TNY_ACCOUNT(tny_camel_transport_account_new ());
295         else
296                 g_assert_not_reached ();
297
298         if (!tny_account) {
299                 g_printerr ("modest: failed to create new tny account for '%s:%s'\n",
300                             account, server_account);
301                 return NULL;
302         }
303         
304         set_account_store_for_account (TNY_ACCOUNT(tny_account), self);
305
306         /* session */
307         tny_camel_account_set_session (TNY_CAMEL_ACCOUNT(tny_account),
308                                        priv->tny_session_camel);
309         
310         /* id */
311         tny_account_set_id (tny_account, server_account);
312         tny_account_set_name (tny_account, account);
313
314         /* proto */
315         val = modest_account_mgr_get_string (priv->account_mgr, server_account,
316                                              MODEST_ACCOUNT_PROTO, TRUE, NULL);
317         if (val) {
318                 tny_account_set_proto (tny_account, val);
319                 g_free (val);
320         } else {
321                 g_printerr ("modest: protocol not defined for '%s:%s'\n", 
322                             account, server_account);
323                 g_object_unref (G_OBJECT(tny_account));
324                 return NULL;
325         }
326
327         /* hostname */
328         val = modest_account_mgr_get_string (priv->account_mgr, server_account,
329                                              MODEST_ACCOUNT_HOSTNAME, TRUE,
330                                              NULL);
331         if (val) {
332                 tny_account_set_hostname (tny_account, val);
333                 g_free (val);
334         }
335
336         /* username */
337         val = modest_account_mgr_get_string (priv->account_mgr, server_account,
338                                              MODEST_ACCOUNT_USERNAME, TRUE,
339                                              NULL);
340         if (val) {
341                 tny_account_set_user (tny_account, val);
342                 g_free (val);
343         }
344
345         tny_account_set_pass_func (tny_account, get_password);
346         tny_account_set_forget_pass_func (tny_account, forget_password);
347
348         return tny_account;
349 }
350
351
352
353 static void
354 modest_tny_account_store_finalize (GObject *obj)
355 {
356         ModestTnyAccountStore *self = MODEST_TNY_ACCOUNT_STORE(obj);
357         ModestTnyAccountStorePrivate *priv =
358                 MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
359
360         if (priv->account_mgr) {
361                 g_signal_handler_disconnect (G_OBJECT(priv->account_mgr),
362                                              priv->sig1);
363                 g_signal_handler_disconnect (G_OBJECT(priv->account_mgr),
364                                              priv->sig2);
365                 g_object_unref (G_OBJECT(priv->account_mgr));
366                 priv->account_mgr = NULL;
367         }
368
369         if (priv->tny_session_camel) {
370                 // FIXME: how to kill a camel
371                 priv->tny_session_camel = NULL;
372         }
373
374         if (priv->device) {
375                 g_object_unref (G_OBJECT(priv->device));
376                 priv->device = NULL;
377         }
378
379         if (priv->store_lock)
380                 g_mutex_free (priv->store_lock);
381
382         g_free (priv->cache_dir);
383         priv->cache_dir = NULL;
384
385         if (priv->password_hash) {
386                 g_hash_table_destroy (priv->password_hash);
387                 priv->password_hash = NULL;
388         }
389
390         G_OBJECT_CLASS(parent_class)->finalize (obj);
391 }
392
393
394 ModestTnyAccountStore*
395 modest_tny_account_store_new (ModestAccountMgr *account_mgr) {
396
397         GObject *obj;
398         ModestTnyAccountStorePrivate *priv;
399         TnyPlatformFactory *pfact;
400         
401         g_return_val_if_fail (account_mgr, NULL);
402
403         obj  = G_OBJECT(g_object_new(MODEST_TYPE_TNY_ACCOUNT_STORE, NULL));
404
405         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(obj);
406
407         g_object_ref(G_OBJECT(account_mgr));
408         priv->account_mgr = account_mgr;
409
410         priv->sig1 = g_signal_connect (G_OBJECT(account_mgr), "account_changed",
411                                        G_CALLBACK (on_account_changed), obj);
412         priv->sig2 = g_signal_connect (G_OBJECT(account_mgr), "account_removed",
413                                        G_CALLBACK (on_account_removed), obj);
414         
415         priv->store_lock = g_mutex_new ();
416
417         pfact = TNY_PLATFORM_FACTORY (modest_tny_platform_factory_get_instance());
418         if (!pfact) {
419                 g_printerr ("modest: cannot create platform factory\n");
420                 g_object_unref (obj);
421                 return NULL;
422         }
423         
424         priv->device = TNY_DEVICE(tny_platform_factory_new_device(pfact));
425         if (!priv->device) {
426                 g_printerr ("modest: cannot create device instance\n");
427                 g_object_unref (obj);
428                 return NULL;
429         }
430         tny_device_force_online (priv->device);
431         
432         priv->tny_session_camel = tny_session_camel_new (TNY_ACCOUNT_STORE(obj));
433
434         if (!priv->tny_session_camel) {
435                 g_printerr ("modest: cannot create TnySessionCamel instance\n");
436                 g_object_unref (obj);
437                 return NULL;
438         }
439
440         return MODEST_TNY_ACCOUNT_STORE(obj);
441 }
442
443
444 static gboolean
445 add_account  (TnyAccountStore *self, TnyAccount *account) {
446
447         ModestTnyAccountStore *account_store;
448         ModestTnyAccountStorePrivate *priv;
449
450         const gchar *account_name;
451         const gchar *hostname, *username, *proto;
452
453         g_return_val_if_fail (self, FALSE);
454         g_return_val_if_fail (account, FALSE);
455
456         account_store  = MODEST_TNY_ACCOUNT_STORE(self);
457         priv           = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
458
459         account_name   = tny_account_get_id(account);
460         if (!account_name) {
461                 g_printerr ("modest: failed to retrieve account name\n");
462                 return FALSE;
463         }
464
465         hostname =  tny_account_get_hostname(account);
466         username =  tny_account_get_user(account);
467         proto    =  tny_account_get_proto(account);
468
469         return modest_account_mgr_add_server_account (priv->account_mgr,
470                                                       account_name,
471                                                       hostname, username, NULL,
472                                                       proto);
473 }
474
475
476 static void
477 modest_tny_account_store_add_store_account  (TnyAccountStore *self,
478                                              TnyStoreAccount *account)
479 {
480         ModestTnyAccountStorePrivate *priv;
481
482         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
483         tny_camel_account_set_session (TNY_CAMEL_ACCOUNT(account),
484                                        priv->tny_session_camel);
485         
486         if (!add_account (self, TNY_ACCOUNT(account)))
487                 g_printerr ("modest: failed to add store account\n");
488 }
489
490
491 static void
492 modest_tny_account_store_add_transport_account  (TnyAccountStore *self,
493                                                  TnyTransportAccount *account)
494 {
495         ModestTnyAccountStorePrivate *priv;
496         
497         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
498         tny_camel_account_set_session (TNY_CAMEL_ACCOUNT(account),
499                                        priv->tny_session_camel);
500         
501         if (!add_account (self, TNY_ACCOUNT(account)))
502                 g_printerr ("modest: failed to add transport account\n");
503 }
504
505
506 static gchar*
507 get_server_account_for_account (ModestTnyAccountStore *self, const gchar *account_name,
508                                 ModestProtocolType modest_type)
509 {
510         ModestTnyAccountStorePrivate *priv;
511         gchar *server;
512         gchar *key;
513
514         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
515
516         if (modest_type == MODEST_PROTOCOL_TYPE_STORE)
517                 key = MODEST_ACCOUNT_STORE_ACCOUNT;
518         else if (modest_type == MODEST_PROTOCOL_TYPE_TRANSPORT)
519                 key = MODEST_ACCOUNT_TRANSPORT_ACCOUNT;
520         else
521                 g_assert_not_reached();
522         
523         server = modest_account_mgr_get_string (priv->account_mgr,
524                                                 account_name,
525                                                 key, FALSE, NULL);
526         if (!server)
527                 return NULL;
528         
529         if (!modest_account_mgr_account_exists (priv->account_mgr,
530                                                 server, TRUE, NULL)) {
531                 g_free (server);
532                 return NULL;
533         }
534         return server;
535 }
536
537 static void
538 modest_tny_account_store_get_accounts  (TnyAccountStore *iface,
539                                         TnyList *list,
540                                         TnyGetAccountsRequestType type)
541 {
542         ModestTnyAccountStore        *self;
543         ModestTnyAccountStorePrivate *priv;
544         GSList                       *accounts, *cursor;
545         ModestProtocolType            modest_type;
546         
547         g_return_if_fail (iface);
548
549         self = MODEST_TNY_ACCOUNT_STORE(iface);
550         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
551
552         switch (type) {
553         case TNY_ACCOUNT_STORE_TRANSPORT_ACCOUNTS:
554                 modest_type = MODEST_PROTOCOL_TYPE_TRANSPORT;
555                 break;
556         case TNY_ACCOUNT_STORE_STORE_ACCOUNTS:
557                 modest_type = MODEST_PROTOCOL_TYPE_STORE;
558                 break;
559         case TNY_ACCOUNT_STORE_BOTH:
560                 modest_type = MODEST_PROTOCOL_TYPE_ANY;
561                 break;
562         default:
563                 g_assert_not_reached ();
564         }
565
566         cursor = accounts = modest_account_mgr_account_names (priv->account_mgr, NULL); 
567
568         while (cursor) {
569                 gchar           *account_name;
570                 gchar           *server_account;
571                 TnyAccount *account;
572
573                 account_name  =  (gchar*)cursor->data;
574                 account =  NULL;
575                 
576                 if (!modest_account_mgr_account_get_enabled (priv->account_mgr, account_name)) { 
577                         g_free (account_name); 
578                         cursor = cursor->next;
579                         continue;
580                 } 
581                 
582                 if (modest_type == MODEST_PROTOCOL_TYPE_TRANSPORT || modest_type == MODEST_PROTOCOL_TYPE_ANY) {
583                         server_account = get_server_account_for_account (self, account_name,
584                                                                          MODEST_PROTOCOL_TYPE_TRANSPORT);
585                         if (server_account)
586                                 account = tny_account_from_name (self, account_name, 
587                                                                        server_account,
588                                                                        MODEST_PROTOCOL_TYPE_TRANSPORT);
589                         if (!account)
590                                 g_printerr ("modest: no transport account for '%s'\n",
591                                             account_name);
592                         else
593                                 tny_list_prepend (list, G_OBJECT(account));
594                 
595                         g_free (server_account);
596                 }
597                 
598                 if (modest_type == MODEST_PROTOCOL_TYPE_STORE || modest_type == MODEST_PROTOCOL_TYPE_ANY) {
599                         server_account = get_server_account_for_account (self, account_name,
600                                                                          MODEST_PROTOCOL_TYPE_STORE);
601                         if (server_account)
602                                 account = tny_account_from_name (self, account_name, 
603                                                                        server_account,
604                                                                        MODEST_PROTOCOL_TYPE_STORE);
605                         if (!account)
606                                 g_printerr ("modest: no store account for '%s'\n",
607                                             account_name);
608                         else
609                                 tny_list_prepend (list, G_OBJECT(account));
610                         g_free (server_account);
611                 }
612
613                 g_free (account_name);
614                 cursor = cursor->next;
615         }
616
617         g_slist_free (accounts);
618
619         tny_session_camel_set_account_store (priv->tny_session_camel, iface);
620 /*      tny_session_camel_set_current_accounts (priv->tny_session_camel, */
621 /*                                              list); */
622 }
623
624
625 /*
626  * the cache dir will be ~/.modest/cache
627  * might want to change this in a simple #define...
628  */
629 static const gchar*
630 modest_tny_account_store_get_cache_dir (TnyAccountStore *self)
631 {
632         ModestTnyAccountStorePrivate *priv;
633         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self);
634         
635         if (!priv->cache_dir)
636                 priv->cache_dir = g_build_filename (g_get_home_dir(),
637                                                     ".modest",
638                                                     "cache",
639                                                     NULL);
640         return priv->cache_dir;
641 }
642
643
644 /*
645  * callers need to unref
646  */
647 static TnyDevice*
648 modest_tny_account_store_get_device (TnyAccountStore *self)
649 {
650         ModestTnyAccountStorePrivate *priv;
651
652         priv = MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE (self);
653
654         return g_object_ref (G_OBJECT(priv->device));
655 }
656
657
658
659 static gboolean
660 modest_tny_account_store_alert (TnyAccountStore *self, TnyAlertType type,
661                                 const gchar *prompt)
662 {
663         g_printerr ("modest: alert [%d]: %s",
664                     type, prompt);
665
666         return TRUE;
667 }
668
669
670 static void
671 modest_tny_account_store_init (gpointer g, gpointer iface_data)
672 {
673         TnyAccountStoreIface *klass;
674
675         g_return_if_fail (g);
676
677         klass = (TnyAccountStoreIface *)g;
678
679         klass->get_accounts_func =
680                 modest_tny_account_store_get_accounts;
681         klass->add_transport_account_func =
682                 modest_tny_account_store_add_transport_account;
683         klass->add_store_account_func =
684                 modest_tny_account_store_add_store_account;
685         klass->get_cache_dir_func =
686                 modest_tny_account_store_get_cache_dir;
687         klass->get_device_func =
688                 modest_tny_account_store_get_device;
689         klass->alert_func =
690                 modest_tny_account_store_alert;
691 }
692
693 void
694 modest_tny_account_store_set_get_pass_func (ModestTnyAccountStore *self,
695                                             ModestTnyGetPassFunc func)
696 {
697         g_warning (__FUNCTION__);
698         return; /* not implemented, we use signals */
699 }
700
701
702 TnySessionCamel*
703 tny_account_store_get_session    (TnyAccountStore *self)
704 {
705         g_return_val_if_fail (self, NULL);
706         
707         return MODEST_TNY_ACCOUNT_STORE_GET_PRIVATE(self)->tny_session_camel;
708 }